diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2022-03-17 11:03:28 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-03-17 11:03:28 +0100 |
| commit | a8253684eb4b30abd3faf055bc475c23da748dc6 (patch) | |
| tree | 17ddd1543b1f08186b90cd1cf274d969a88ed1f5 /drivers | |
| parent | fc1b6ef7bfb3d1d4df868b1c3e0480cacda6cd81 (diff) | |
| parent | 09688c0166e76ce2fb85e86b9d99be8b0084cdf9 (diff) | |
Merge drm/drm-fixes into drm-misc-fixes
Backmerging drm/drm-fixes for commit 3755d35ee1d2 ("drm/panel: Select
DRM_DP_HELPER for DRM_PANEL_EDP").
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers')
724 files changed, 6938 insertions, 4127 deletions
diff --git a/drivers/accessibility/speakup/speakup_dectlk.c b/drivers/accessibility/speakup/speakup_dectlk.c index 580ec796816b..78ca4987e619 100644 --- a/drivers/accessibility/speakup/speakup_dectlk.c +++ b/drivers/accessibility/speakup/speakup_dectlk.c @@ -44,6 +44,7 @@ static struct var_t vars[] = { { CAPS_START, .u.s = {"[:dv ap 160] " } }, { CAPS_STOP, .u.s = {"[:dv ap 100 ] " } }, { RATE, .u.n = {"[:ra %d] ", 180, 75, 650, 0, 0, NULL } }, + { PITCH, .u.n = {"[:dv ap %d] ", 122, 50, 350, 0, 0, NULL } }, { INFLECTION, .u.n = {"[:dv pr %d] ", 100, 0, 10000, 0, 0, NULL } }, { VOL, .u.n = {"[:dv g5 %d] ", 86, 60, 86, 0, 0, NULL } }, { PUNCT, .u.n = {"[:pu %c] ", 0, 0, 2, 0, 0, "nsa" } }, diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index ba45541b1f1f..273741dedfd2 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -11,6 +11,7 @@ menuconfig ACPI depends on ARCH_SUPPORTS_ACPI select PNP select NLS + select CRC32 default y if X86 help Advanced Configuration and Power Interface (ACPI) support for diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 3b23fb775ac4..f2f8f05662de 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1361,9 +1361,17 @@ static void __init arm_smmu_v3_pmcg_init_resources(struct resource *res, res[0].start = pmcg->page0_base_address; res[0].end = pmcg->page0_base_address + SZ_4K - 1; res[0].flags = IORESOURCE_MEM; - res[1].start = pmcg->page1_base_address; - res[1].end = pmcg->page1_base_address + SZ_4K - 1; - res[1].flags = IORESOURCE_MEM; + /* + * The initial version in DEN0049C lacked a way to describe register + * page 1, which makes it broken for most PMCG implementations; in + * that case, just let the driver fail gracefully if it expects to + * find a second memory resource. + */ + if (node->revision > 0) { + res[1].start = pmcg->page1_base_address; + res[1].end = pmcg->page1_base_address + SZ_4K - 1; + res[1].flags = IORESOURCE_MEM; + } if (pmcg->overflow_gsiv) acpi_iort_register_irq(pmcg->overflow_gsiv, "overflow", diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 0077d2c85df8..46710380a402 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -2066,6 +2066,16 @@ bool acpi_ec_dispatch_gpe(void) return true; /* + * Cancel the SCI wakeup and process all pending events in case there + * are any wakeup ones in there. + * + * Note that if any non-EC GPEs are active at this point, the SCI will + * retrigger after the rearming in acpi_s2idle_wake(), so no events + * should be missed by canceling the wakeup here. + */ + pm_system_cancel_wakeup(); + + /* * Dispatch the EC GPE in-band, but do not report wakeup in any case * to allow the caller to process events properly after that. */ diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 86560a28751b..f8e9fa82cb9b 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -96,6 +96,11 @@ static const struct dmi_system_id processor_power_dmi_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."), DMI_MATCH(DMI_PRODUCT_NAME,"L8400B series Notebook PC")}, (void *)1}, + /* T40 can not handle C3 idle state */ + { set_max_cstate, "IBM ThinkPad T40", { + DMI_MATCH(DMI_SYS_VENDOR, "IBM"), + DMI_MATCH(DMI_PRODUCT_NAME, "23737CU")}, + (void *)2}, {}, }; diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index a60ff5dfed3a..d4fbea91ab6b 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -736,21 +736,15 @@ bool acpi_s2idle_wake(void) return true; } - /* Check non-EC GPE wakeups and dispatch the EC GPE. */ + /* + * Check non-EC GPE wakeups and if there are none, cancel the + * SCI-related wakeup and dispatch the EC GPE. + */ if (acpi_ec_dispatch_gpe()) { pm_pr_dbg("ACPI non-EC GPE wakeup\n"); return true; } - /* - * Cancel the SCI wakeup and process all pending events in case - * there are any wakeup ones in there. - * - * Note that if any non-EC GPEs are active at this point, the - * SCI will retrigger after the rearming below, so no events - * should be missed by canceling the wakeup here. - */ - pm_system_cancel_wakeup(); acpi_os_wait_events_complete(); /* @@ -764,6 +758,7 @@ bool acpi_s2idle_wake(void) return true; } + pm_wakeup_clear(acpi_sci_irq); rearm_wake_irq(acpi_sci_irq); } diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index 0741a4933f62..34600b5b9d8e 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -400,7 +400,7 @@ int __init_or_acpilib acpi_table_parse_entries_array( acpi_get_table(id, instance, &table_header); if (!table_header) { - pr_warn("%4.4s not present\n", id); + pr_debug("%4.4s not present\n", id); return -ENODEV; } diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c index abc06e7f89d8..ed889f827f53 100644 --- a/drivers/acpi/x86/s2idle.c +++ b/drivers/acpi/x86/s2idle.c @@ -424,15 +424,11 @@ static int lps0_device_attach(struct acpi_device *adev, mem_sleep_current = PM_SUSPEND_TO_IDLE; /* - * Some Intel based LPS0 systems, like ASUS Zenbook UX430UNR/i7-8550U don't - * use intel-hid or intel-vbtn but require the EC GPE to be enabled while - * suspended for certain wakeup devices to work, so mark it as wakeup-capable. - * - * Only enable on !AMD as enabling this universally causes problems for a number - * of AMD based systems. + * Some LPS0 systems, like ASUS Zenbook UX430UNR/i7-8550U, require the + * EC GPE to be enabled while suspended for certain wakeup devices to + * work, so mark it as wakeup-capable. */ - if (!acpi_s2idle_vendor_amd()) - acpi_ec_mark_gpe_for_wake(); + acpi_ec_mark_gpe_for_wake(); return 0; } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 67f88027680a..0c854aebfe0b 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2007,6 +2007,9 @@ static bool ata_log_supported(struct ata_device *dev, u8 log) { struct ata_port *ap = dev->link->ap; + if (dev->horkage & ATA_HORKAGE_NO_LOG_DIR) + return false; + if (ata_read_log_page(dev, ATA_LOG_DIRECTORY, 0, ap->sector_buf, 1)) return false; return get_unaligned_le16(&ap->sector_buf[log * 2]) ? true : false; @@ -2445,23 +2448,21 @@ static void ata_dev_config_cpr(struct ata_device *dev) struct ata_cpr_log *cpr_log = NULL; u8 *desc, *buf = NULL; - if (!ata_identify_page_supported(dev, - ATA_LOG_CONCURRENT_POSITIONING_RANGES)) + if (ata_id_major_version(dev->id) < 11 || + !ata_log_supported(dev, ATA_LOG_CONCURRENT_POSITIONING_RANGES)) goto out; /* - * Read IDENTIFY DEVICE data log, page 0x47 - * (concurrent positioning ranges). We can have at most 255 32B range - * descriptors plus a 64B header. + * Read the concurrent positioning ranges log (0x47). We can have at + * most 255 32B range descriptors plus a 64B header. */ buf_len = (64 + 255 * 32 + 511) & ~511; buf = kzalloc(buf_len, GFP_KERNEL); if (!buf) goto out; - err_mask = ata_read_log_page(dev, ATA_LOG_IDENTIFY_DEVICE, - ATA_LOG_CONCURRENT_POSITIONING_RANGES, - buf, buf_len >> 9); + err_mask = ata_read_log_page(dev, ATA_LOG_CONCURRENT_POSITIONING_RANGES, + 0, buf, buf_len >> 9); if (err_mask) goto out; @@ -4028,6 +4029,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { /* devices that don't properly handle TRIM commands */ { "SuperSSpeed S238*", NULL, ATA_HORKAGE_NOTRIM, }, + { "M88V29*", NULL, ATA_HORKAGE_NOTRIM, }, /* * As defined, the DRAT (Deterministic Read After Trim) and RZAT @@ -4073,6 +4075,13 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "WDC WD3000JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM }, { "WDC WD3200JD-*", NULL, ATA_HORKAGE_WD_BROKEN_LPM }, + /* + * This sata dom device goes on a walkabout when the ATA_LOG_DIRECTORY + * log page is accessed. Ensure we never ask for this log page with + * these devices. + */ + { "SATADOM-ML 3ME", NULL, ATA_HORKAGE_NO_LOG_DIR }, + /* End Marker */ { } }; diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index 7abc7e04f656..6fa4a2faf49c 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -920,6 +920,20 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) pci_write_config_byte(dev, 0x5a, irqmask); /* + * HPT371 chips physically have only one channel, the secondary one, + * but the primary channel registers do exist! Go figure... + * So, we manually disable the non-existing channel here + * (if the BIOS hasn't done this already). + */ + if (dev->device == PCI_DEVICE_ID_TTI_HPT371) { + u8 mcr1; + + pci_read_config_byte(dev, 0x50, &mcr1); + mcr1 &= ~0x04; + pci_write_config_byte(dev, 0x50, mcr1); + } + + /* * default to pci clock. make sure MA15/16 are set to output * to prevent drives having problems with 40-pin cables. Needed * for some drives such as IBM-DTLA which will not enter ready @@ -950,14 +964,14 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) if ((freq >> 12) != 0xABCDE) { int i; - u8 sr; + u16 sr; u32 total = 0; dev_warn(&dev->dev, "BIOS has not set timing clocks\n"); /* This is the process the HPT371 BIOS is reported to use */ for (i = 0; i < 128; i++) { - pci_read_config_byte(dev, 0x78, &sr); + pci_read_config_word(dev, 0x78, &sr); total += sr & 0x1FF; udelay(15); } diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c index 028329428b75..87c7c90676ca 100644 --- a/drivers/ata/pata_platform.c +++ b/drivers/ata/pata_platform.c @@ -128,6 +128,8 @@ int __pata_platform_probe(struct device *dev, struct resource *io_res, ap = host->ports[0]; ap->ops = devm_kzalloc(dev, sizeof(*ap->ops), GFP_KERNEL); + if (!ap->ops) + return -ENOMEM; ap->ops->inherits = &ata_sff_port_ops; ap->ops->cable_detect = ata_cable_unknown; ap->ops->set_mode = pata_platform_set_mode; diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index da0152116d9f..556034a15430 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -322,7 +322,7 @@ static void fsl_sata_set_irq_coalescing(struct ata_host *host, static ssize_t fsl_sata_intr_coalescing_show(struct device *dev, struct device_attribute *attr, char *buf) { - return sysfs_emit(buf, "%d %d\n", + return sysfs_emit(buf, "%u %u\n", intr_coalescing_count, intr_coalescing_ticks); } @@ -332,10 +332,8 @@ static ssize_t fsl_sata_intr_coalescing_store(struct device *dev, { unsigned int coalescing_count, coalescing_ticks; - if (sscanf(buf, "%d%d", - &coalescing_count, - &coalescing_ticks) != 2) { - printk(KERN_ERR "fsl-sata: wrong parameter format.\n"); + if (sscanf(buf, "%u%u", &coalescing_count, &coalescing_ticks) != 2) { + dev_err(dev, "fsl-sata: wrong parameter format.\n"); return -EINVAL; } @@ -359,7 +357,7 @@ static ssize_t fsl_sata_rx_watermark_show(struct device *dev, rx_watermark &= 0x1f; spin_unlock_irqrestore(&host->lock, flags); - return sysfs_emit(buf, "%d\n", rx_watermark); + return sysfs_emit(buf, "%u\n", rx_watermark); } static ssize_t fsl_sata_rx_watermark_store(struct device *dev, @@ -373,8 +371,8 @@ static ssize_t fsl_sata_rx_watermark_store(struct device *dev, void __iomem *csr_base = host_priv->csr_base; u32 temp; - if (sscanf(buf, "%d", &rx_watermark) != 1) { - printk(KERN_ERR "fsl-sata: wrong parameter format.\n"); + if (kstrtouint(buf, 10, &rx_watermark) < 0) { + dev_err(dev, "fsl-sata: wrong parameter format.\n"); return -EINVAL; } @@ -382,8 +380,8 @@ static ssize_t fsl_sata_rx_watermark_store(struct device *dev, temp = ioread32(csr_base + TRANSCFG); temp &= 0xffffffe0; iowrite32(temp | rx_watermark, csr_base + TRANSCFG); - spin_unlock_irqrestore(&host->lock, flags); + return strlen(buf); } diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c index 3bc3c314a467..4f67404fe64c 100644 --- a/drivers/atm/firestream.c +++ b/drivers/atm/firestream.c @@ -1676,6 +1676,8 @@ static int fs_init(struct fs_dev *dev) dev->hw_base = pci_resource_start(pci_dev, 0); dev->base = ioremap(dev->hw_base, 0x1000); + if (!dev->base) + return 1; reset_chip (dev); diff --git a/drivers/auxdisplay/lcd2s.c b/drivers/auxdisplay/lcd2s.c index 38ba08628ccb..2578b2d45439 100644 --- a/drivers/auxdisplay/lcd2s.c +++ b/drivers/auxdisplay/lcd2s.c @@ -238,7 +238,7 @@ static int lcd2s_redefine_char(struct charlcd *lcd, char *esc) if (buf[1] > 7) return 1; - i = 0; + i = 2; shift = 0; value = 0; while (*esc && i < LCD2S_CHARACTER_SIZE + 2) { @@ -298,6 +298,10 @@ static int lcd2s_i2c_probe(struct i2c_client *i2c, I2C_FUNC_SMBUS_WRITE_BLOCK_DATA)) return -EIO; + lcd2s = devm_kzalloc(&i2c->dev, sizeof(*lcd2s), GFP_KERNEL); + if (!lcd2s) + return -ENOMEM; + /* Test, if the display is responding */ err = lcd2s_i2c_smbus_write_byte(i2c, LCD2S_CMD_DISPLAY_OFF); if (err < 0) @@ -307,12 +311,6 @@ static int lcd2s_i2c_probe(struct i2c_client *i2c, if (!lcd) return -ENOMEM; - lcd2s = kzalloc(sizeof(struct lcd2s_data), GFP_KERNEL); - if (!lcd2s) { - err = -ENOMEM; - goto fail1; - } - lcd->drvdata = lcd2s; lcd2s->i2c = i2c; lcd2s->charlcd = lcd; @@ -321,26 +319,24 @@ static int lcd2s_i2c_probe(struct i2c_client *i2c, err = device_property_read_u32(&i2c->dev, "display-height-chars", &lcd->height); if (err) - goto fail2; + goto fail1; err = device_property_read_u32(&i2c->dev, "display-width-chars", &lcd->width); if (err) - goto fail2; + goto fail1; lcd->ops = &lcd2s_ops; err = charlcd_register(lcd2s->charlcd); if (err) - goto fail2; + goto fail1; i2c_set_clientdata(i2c, lcd2s); return 0; -fail2: - kfree(lcd2s); fail1: - kfree(lcd); + charlcd_free(lcd2s->charlcd); return err; } @@ -349,7 +345,7 @@ static int lcd2s_i2c_remove(struct i2c_client *i2c) struct lcd2s_data *lcd2s = i2c_get_clientdata(i2c); charlcd_unregister(lcd2s->charlcd); - kfree(lcd2s->charlcd); + charlcd_free(lcd2s->charlcd); return 0; } diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 9eaaff2f556c..f47cab21430f 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -629,6 +629,9 @@ re_probe: drv->remove(dev); devres_release_all(dev); + arch_teardown_dma_ops(dev); + kfree(dev->dma_range_map); + dev->dma_range_map = NULL; driver_sysfs_remove(dev); dev->driver = NULL; dev_set_drvdata(dev, NULL); @@ -1209,6 +1212,8 @@ static void __device_release_driver(struct device *dev, struct device *parent) devres_release_all(dev); arch_teardown_dma_ops(dev); + kfree(dev->dma_range_map); + dev->dma_range_map = NULL; dev->driver = NULL; dev_set_drvdata(dev, NULL); if (dev->pm_domain && dev->pm_domain->dismiss) diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index 99bda0da23a8..8666590201c9 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -34,7 +34,8 @@ suspend_state_t pm_suspend_target_state; bool events_check_enabled __read_mostly; /* First wakeup IRQ seen by the kernel in the last cycle. */ -unsigned int pm_wakeup_irq __read_mostly; +static unsigned int wakeup_irq[2] __read_mostly; +static DEFINE_RAW_SPINLOCK(wakeup_irq_lock); /* If greater than 0 and the system is suspending, terminate the suspend. */ static atomic_t pm_abort_suspend __read_mostly; @@ -942,19 +943,45 @@ void pm_system_cancel_wakeup(void) atomic_dec_if_positive(&pm_abort_suspend); } -void pm_wakeup_clear(bool reset) +void pm_wakeup_clear(unsigned int irq_number) { - pm_wakeup_irq = 0; - if (reset) + raw_spin_lock_irq(&wakeup_irq_lock); + + if (irq_number && wakeup_irq[0] == irq_number) + wakeup_irq[0] = wakeup_irq[1]; + else + wakeup_irq[0] = 0; + + wakeup_irq[1] = 0; + + raw_spin_unlock_irq(&wakeup_irq_lock); + + if (!irq_number) atomic_set(&pm_abort_suspend, 0); } void pm_system_irq_wakeup(unsigned int irq_number) { - if (pm_wakeup_irq == 0) { - pm_wakeup_irq = irq_number; + unsigned long flags; + + raw_spin_lock_irqsave(&wakeup_irq_lock, flags); + + if (wakeup_irq[0] == 0) + wakeup_irq[0] = irq_number; + else if (wakeup_irq[1] == 0) + wakeup_irq[1] = irq_number; + else + irq_number = 0; + + raw_spin_unlock_irqrestore(&wakeup_irq_lock, flags); + + if (irq_number) pm_system_wakeup(); - } +} + +unsigned int pm_wakeup_irq(void) +{ + return wakeup_irq[0]; } /** diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index d2656581a608..4a446259a184 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -189,11 +189,9 @@ static void regmap_irq_sync_unlock(struct irq_data *data) ret = regmap_write(map, reg, d->mask_buf[i]); if (d->chip->clear_ack) { if (d->chip->ack_invert && !ret) - ret = regmap_write(map, reg, - d->mask_buf[i]); + ret = regmap_write(map, reg, UINT_MAX); else if (!ret) - ret = regmap_write(map, reg, - ~d->mask_buf[i]); + ret = regmap_write(map, reg, 0); } if (ret != 0) dev_err(d->map->dev, "Failed to ack 0x%x: %d\n", @@ -556,11 +554,9 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) data->status_buf[i]); if (chip->clear_ack) { if (chip->ack_invert && !ret) - ret = regmap_write(map, reg, - data->status_buf[i]); + ret = regmap_write(map, reg, UINT_MAX); else if (!ret) - ret = regmap_write(map, reg, - ~data->status_buf[i]); + ret = regmap_write(map, reg, 0); } if (ret != 0) dev_err(map->dev, "Failed to ack 0x%x: %d\n", @@ -817,13 +813,9 @@ int regmap_add_irq_chip_fwnode(struct fwnode_handle *fwnode, d->status_buf[i] & d->mask_buf[i]); if (chip->clear_ack) { if (chip->ack_invert && !ret) - ret = regmap_write(map, reg, - (d->status_buf[i] & - d->mask_buf[i])); + ret = regmap_write(map, reg, UINT_MAX); else if (!ret) - ret = regmap_write(map, reg, - ~(d->status_buf[i] & - d->mask_buf[i])); + ret = regmap_write(map, reg, 0); } if (ret != 0) { dev_err(map->dev, "Failed to ack 0x%x: %d\n", diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 01cbbfc4e9e2..19fe19eaa50e 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -79,6 +79,7 @@ #include <linux/ioprio.h> #include <linux/blk-cgroup.h> #include <linux/sched/mm.h> +#include <linux/statfs.h> #include "loop.h" @@ -774,8 +775,13 @@ static void loop_config_discard(struct loop_device *lo) granularity = 0; } else { + struct kstatfs sbuf; + max_discard_sectors = UINT_MAX >> 9; - granularity = inode->i_sb->s_blocksize; + if (!vfs_statfs(&file->f_path, &sbuf)) + granularity = sbuf.f_bsize; + else + max_discard_sectors = 0; } if (max_discard_sectors) { @@ -1082,7 +1088,7 @@ out_putf: return error; } -static void __loop_clr_fd(struct loop_device *lo) +static void __loop_clr_fd(struct loop_device *lo, bool release) { struct file *filp; gfp_t gfp = lo->old_gfp_mask; @@ -1144,6 +1150,8 @@ static void __loop_clr_fd(struct loop_device *lo) /* let user-space know about this change */ kobject_uevent(&disk_to_dev(lo->lo_disk)->kobj, KOBJ_CHANGE); mapping_set_gfp_mask(filp->f_mapping, gfp); + /* This is safe: open() is still holding a reference. */ + module_put(THIS_MODULE); blk_mq_unfreeze_queue(lo->lo_queue); disk_force_media_change(lo->lo_disk, DISK_EVENT_MEDIA_CHANGE); @@ -1151,52 +1159,44 @@ static void __loop_clr_fd(struct loop_device *lo) if (lo->lo_flags & LO_FLAGS_PARTSCAN) { int err; - mutex_lock(&lo->lo_disk->open_mutex); + /* + * open_mutex has been held already in release path, so don't + * acquire it if this function is called in such case. + * + * If the reread partition isn't from release path, lo_refcnt + * must be at least one and it can only become zero when the + * current holder is released. + */ + if (!release) + mutex_lock(&lo->lo_disk->open_mutex); err = bdev_disk_changed(lo->lo_disk, false); - mutex_unlock(&lo->lo_disk->open_mutex); + if (!release) + mutex_unlock(&lo->lo_disk->open_mutex); if (err) pr_warn("%s: partition scan of loop%d failed (rc=%d)\n", __func__, lo->lo_number, err); /* Device is gone, no point in returning error */ } + /* + * lo->lo_state is set to Lo_unbound here after above partscan has + * finished. There cannot be anybody else entering __loop_clr_fd() as + * Lo_rundown state protects us from all the other places trying to + * change the 'lo' device. + */ lo->lo_flags = 0; if (!part_shift) lo->lo_disk->flags |= GENHD_FL_NO_PART; - - fput(filp); -} - -static void loop_rundown_completed(struct loop_device *lo) -{ mutex_lock(&lo->lo_mutex); lo->lo_state = Lo_unbound; mutex_unlock(&lo->lo_mutex); - module_put(THIS_MODULE); -} - -static void loop_rundown_workfn(struct work_struct *work) -{ - struct loop_device *lo = container_of(work, struct loop_device, - rundown_work); - struct block_device *bdev = lo->lo_device; - struct gendisk *disk = lo->lo_disk; - - __loop_clr_fd(lo); - kobject_put(&bdev->bd_device.kobj); - module_put(disk->fops->owner); - loop_rundown_completed(lo); -} - -static void loop_schedule_rundown(struct loop_device *lo) -{ - struct block_device *bdev = lo->lo_device; - struct gendisk *disk = lo->lo_disk; - __module_get(disk->fops->owner); - kobject_get(&bdev->bd_device.kobj); - INIT_WORK(&lo->rundown_work, loop_rundown_workfn); - queue_work(system_long_wq, &lo->rundown_work); + /* + * Need not hold lo_mutex to fput backing file. Calling fput holding + * lo_mutex triggers a circular lock dependency possibility warning as + * fput can take open_mutex which is usually taken before lo_mutex. + */ + fput(filp); } static int loop_clr_fd(struct loop_device *lo) @@ -1228,8 +1228,7 @@ static int loop_clr_fd(struct loop_device *lo) lo->lo_state = Lo_rundown; mutex_unlock(&lo->lo_mutex); - __loop_clr_fd(lo); - loop_rundown_completed(lo); + __loop_clr_fd(lo, false); return 0; } @@ -1754,7 +1753,7 @@ static void lo_release(struct gendisk *disk, fmode_t mode) * In autoclear mode, stop the loop thread * and remove configuration after last close. */ - loop_schedule_rundown(lo); + __loop_clr_fd(lo, true); return; } else if (lo->lo_state == Lo_bound) { /* diff --git a/drivers/block/loop.h b/drivers/block/loop.h index 918a7a2dc025..082d4b6bfc6a 100644 --- a/drivers/block/loop.h +++ b/drivers/block/loop.h @@ -56,7 +56,6 @@ struct loop_device { struct gendisk *lo_disk; struct mutex lo_mutex; bool idr_visible; - struct work_struct rundown_work; }; struct loop_cmd { diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index e6005c232328..2b588b62cbbb 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -4112,7 +4112,7 @@ static void mtip_pci_remove(struct pci_dev *pdev) "Completion workers still active!\n"); } - blk_set_queue_dying(dd->queue); + blk_mark_disk_dead(dd->disk); set_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag); /* Clean up the block layer. */ diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 4203cdab8abf..b844432bad20 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -7185,7 +7185,7 @@ static ssize_t do_rbd_remove(struct bus_type *bus, * IO to complete/fail. */ blk_mq_freeze_queue(rbd_dev->disk->queue); - blk_set_queue_dying(rbd_dev->disk->queue); + blk_mark_disk_dead(rbd_dev->disk); } del_gendisk(rbd_dev->disk); diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index c443cd64fc9b..8c415be86732 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -76,9 +76,6 @@ struct virtio_blk { */ refcount_t refs; - /* What host tells us, plus 2 for header & tailer. */ - unsigned int sg_elems; - /* Ida index - used to track minor number allocations. */ int index; @@ -322,8 +319,6 @@ static blk_status_t virtio_queue_rq(struct blk_mq_hw_ctx *hctx, blk_status_t status; int err; - BUG_ON(req->nr_phys_segments + 2 > vblk->sg_elems); - status = virtblk_setup_cmd(vblk->vdev, req, vbr); if (unlikely(status)) return status; @@ -783,8 +778,6 @@ static int virtblk_probe(struct virtio_device *vdev) /* Prevent integer overflows and honor max vq size */ sg_elems = min_t(u32, sg_elems, VIRTIO_BLK_MAX_SG_ELEMS - 2); - /* We need extra sg elements at head and tail. */ - sg_elems += 2; vdev->priv = vblk = kmalloc(sizeof(*vblk), GFP_KERNEL); if (!vblk) { err = -ENOMEM; @@ -796,7 +789,6 @@ static int virtblk_probe(struct virtio_device *vdev) mutex_init(&vblk->vdev_mutex); vblk->vdev = vdev; - vblk->sg_elems = sg_elems; INIT_WORK(&vblk->config_work, virtblk_config_changed_work); @@ -853,7 +845,7 @@ static int virtblk_probe(struct virtio_device *vdev) set_disk_ro(vblk->disk, 1); /* We can handle whatever the host told us to handle. */ - blk_queue_max_segments(q, vblk->sg_elems-2); + blk_queue_max_segments(q, sg_elems); /* No real sector limit. */ blk_queue_max_hw_sectors(q, -1U); @@ -925,9 +917,15 @@ static int virtblk_probe(struct virtio_device *vdev) virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); + + /* + * max_discard_seg == 0 is out of spec but we always + * handled it. + */ + if (!v) + v = sg_elems; blk_queue_max_discard_segments(q, - min_not_zero(v, - MAX_DISCARD_SEGMENTS)); + min(v, MAX_DISCARD_SEGMENTS)); blk_queue_flag_set(QUEUE_FLAG_DISCARD, q); } diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index ccd0dd0c6b83..03b5fb341e58 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -1288,7 +1288,8 @@ free_shadow: rinfo->ring_ref[i] = GRANT_INVALID_REF; } } - free_pages((unsigned long)rinfo->ring.sring, get_order(info->nr_ring_pages * XEN_PAGE_SIZE)); + free_pages_exact(rinfo->ring.sring, + info->nr_ring_pages * XEN_PAGE_SIZE); rinfo->ring.sring = NULL; if (rinfo->irq) @@ -1372,9 +1373,15 @@ static int blkif_get_final_status(enum blk_req_status s1, return BLKIF_RSP_OKAY; } -static bool blkif_completion(unsigned long *id, - struct blkfront_ring_info *rinfo, - struct blkif_response *bret) +/* + * Return values: + * 1 response processed. + * 0 missing further responses. + * -1 error while processing. + */ +static int blkif_completion(unsigned long *id, + struct blkfront_ring_info *rinfo, + struct blkif_response *bret) { int i = 0; struct scatterlist *sg; @@ -1397,7 +1404,7 @@ static bool blkif_completion(unsigned long *id, /* Wait the second response if not yet here. */ if (s2->status < REQ_DONE) - return false; + return 0; bret->status = blkif_get_final_status(s->status, s2->status); @@ -1448,42 +1455,43 @@ static bool blkif_completion(unsigned long *id, } /* Add the persistent grant into the list of free grants */ for (i = 0; i < num_grant; i++) { - if (gnttab_query_foreign_access(s->grants_used[i]->gref)) { + if (!gnttab_try_end_foreign_access(s->grants_used[i]->gref)) { /* * If the grant is still mapped by the backend (the * backend has chosen to make this grant persistent) * we add it at the head of the list, so it will be * reused first. */ - if (!info->feature_persistent) - pr_alert_ratelimited("backed has not unmapped grant: %u\n", - s->grants_used[i]->gref); + if (!info->feature_persistent) { + pr_alert("backed has not unmapped grant: %u\n", + s->grants_used[i]->gref); + return -1; + } list_add(&s->grants_used[i]->node, &rinfo->grants); rinfo->persistent_gnts_c++; } else { /* - * If the grant is not mapped by the backend we end the - * foreign access and add it to the tail of the list, - * so it will not be picked again unless we run out of - * persistent grants. + * If the grant is not mapped by the backend we add it + * to the tail of the list, so it will not be picked + * again unless we run out of persistent grants. */ - gnttab_end_foreign_access(s->grants_used[i]->gref, 0, 0UL); s->grants_used[i]->gref = GRANT_INVALID_REF; list_add_tail(&s->grants_used[i]->node, &rinfo->grants); } } if (s->req.operation == BLKIF_OP_INDIRECT) { for (i = 0; i < INDIRECT_GREFS(num_grant); i++) { - if (gnttab_query_foreign_access(s->indirect_grants[i]->gref)) { - if (!info->feature_persistent) - pr_alert_ratelimited("backed has not unmapped grant: %u\n", - s->indirect_grants[i]->gref); + if (!gnttab_try_end_foreign_access(s->indirect_grants[i]->gref)) { + if (!info->feature_persistent) { + pr_alert("backed has not unmapped grant: %u\n", + s->indirect_grants[i]->gref); + return -1; + } list_add(&s->indirect_grants[i]->node, &rinfo->grants); rinfo->persistent_gnts_c++; } else { struct page *indirect_page; - gnttab_end_foreign_access(s->indirect_grants[i]->gref, 0, 0UL); /* * Add the used indirect page back to the list of * available pages for indirect grefs. @@ -1498,7 +1506,7 @@ static bool blkif_completion(unsigned long *id, } } - return true; + return 1; } static irqreturn_t blkif_interrupt(int irq, void *dev_id) @@ -1564,12 +1572,17 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id) } if (bret.operation != BLKIF_OP_DISCARD) { + int ret; + /* * We may need to wait for an extra response if the * I/O request is split in 2 */ - if (!blkif_completion(&id, rinfo, &bret)) + ret = blkif_completion(&id, rinfo, &bret); + if (!ret) continue; + if (unlikely(ret < 0)) + goto err; } if (add_id_to_freelist(rinfo, id)) { @@ -1676,8 +1689,7 @@ static int setup_blkring(struct xenbus_device *dev, for (i = 0; i < info->nr_ring_pages; i++) rinfo->ring_ref[i] = GRANT_INVALID_REF; - sring = (struct blkif_sring *)__get_free_pages(GFP_NOIO | __GFP_HIGH, - get_order(ring_size)); + sring = alloc_pages_exact(ring_size, GFP_NOIO); if (!sring) { xenbus_dev_fatal(dev, -ENOMEM, "allocating shared ring"); return -ENOMEM; @@ -1687,7 +1699,7 @@ static int setup_blkring(struct xenbus_device *dev, err = xenbus_grant_ring(dev, rinfo->ring.sring, info->nr_ring_pages, gref); if (err < 0) { - free_pages((unsigned long)sring, get_order(ring_size)); + free_pages_exact(sring, ring_size); rinfo->ring.sring = NULL; goto fail; } @@ -2126,7 +2138,7 @@ static void blkfront_closing(struct blkfront_info *info) /* No more blkif_request(). */ blk_mq_stop_hw_queues(info->rq); - blk_set_queue_dying(info->rq); + blk_mark_disk_dead(info->gd); set_capacity(info->gd, 0); for_each_rinfo(info, rinfo, i) { @@ -2532,11 +2544,10 @@ static void purge_persistent_grants(struct blkfront_info *info) list_for_each_entry_safe(gnt_list_entry, tmp, &rinfo->grants, node) { if (gnt_list_entry->gref == GRANT_INVALID_REF || - gnttab_query_foreign_access(gnt_list_entry->gref)) + !gnttab_try_end_foreign_access(gnt_list_entry->gref)) continue; list_del(&gnt_list_entry->node); - gnttab_end_foreign_access(gnt_list_entry->gref, 0, 0UL); rinfo->persistent_gnts_c--; gnt_list_entry->gref = GRANT_INVALID_REF; list_add_tail(&gnt_list_entry->node, &rinfo->grants); diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c index 3a258a677df8..b79895810c52 100644 --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -366,6 +366,7 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = { .config = &modem_foxconn_sdx55_config, .bar_num = MHI_PCI_DEFAULT_BAR_NUM, .dma_data_width = 32, + .mru_default = 32768, .sideband_wake = false, }; @@ -401,6 +402,7 @@ static const struct mhi_pci_dev_info mhi_mv31_info = { .config = &modem_mv31_config, .bar_num = MHI_PCI_DEFAULT_BAR_NUM, .dma_data_width = 32, + .mru_default = 32768, }; static const struct mhi_channel_config mhi_sierra_em919x_channels[] = { diff --git a/drivers/char/random.c b/drivers/char/random.c index 68613f0b6887..3404a91edf29 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -762,7 +762,7 @@ static bool crng_init_try_arch(struct crng_state *crng) return arch_init; } -static bool __init crng_init_try_arch_early(struct crng_state *crng) +static bool __init crng_init_try_arch_early(void) { int i; bool arch_init = true; @@ -774,7 +774,7 @@ static bool __init crng_init_try_arch_early(struct crng_state *crng) rv = random_get_entropy(); arch_init = false; } - crng->state[i] ^= rv; + primary_crng.state[i] ^= rv; } return arch_init; @@ -788,22 +788,20 @@ static void crng_initialize_secondary(struct crng_state *crng) crng->init_time = jiffies - CRNG_RESEED_INTERVAL - 1; } -static void __init crng_initialize_primary(struct crng_state *crng) +static void __init crng_initialize_primary(void) { - _extract_entropy(&crng->state[4], sizeof(u32) * 12); - if (crng_init_try_arch_early(crng) && trust_cpu && crng_init < 2) { + _extract_entropy(&primary_crng.state[4], sizeof(u32) * 12); + if (crng_init_try_arch_early() && trust_cpu && crng_init < 2) { invalidate_batched_entropy(); numa_crng_init(); crng_init = 2; pr_notice("crng init done (trusting CPU's manufacturer)\n"); } - crng->init_time = jiffies - CRNG_RESEED_INTERVAL - 1; + primary_crng.init_time = jiffies - CRNG_RESEED_INTERVAL - 1; } -static void crng_finalize_init(struct crng_state *crng) +static void crng_finalize_init(void) { - if (crng != &primary_crng || crng_init >= 2) - return; if (!system_wq) { /* We can't call numa_crng_init until we have workqueues, * so mark this for processing later. */ @@ -814,6 +812,7 @@ static void crng_finalize_init(struct crng_state *crng) invalidate_batched_entropy(); numa_crng_init(); crng_init = 2; + crng_need_final_init = false; process_random_ready_list(); wake_up_interruptible(&crng_init_wait); kill_fasync(&fasync, SIGIO, POLL_IN); @@ -980,7 +979,8 @@ static void crng_reseed(struct crng_state *crng, bool use_input_pool) memzero_explicit(&buf, sizeof(buf)); WRITE_ONCE(crng->init_time, jiffies); spin_unlock_irqrestore(&crng->lock, flags); - crng_finalize_init(crng); + if (crng == &primary_crng && crng_init < 2) + crng_finalize_init(); } static void _extract_crng(struct crng_state *crng, u8 out[CHACHA_BLOCK_SIZE]) @@ -1697,8 +1697,8 @@ int __init rand_initialize(void) { init_std_data(); if (crng_need_final_init) - crng_finalize_init(&primary_crng); - crng_initialize_primary(&primary_crng); + crng_finalize_init(); + crng_initialize_primary(); crng_global_init_time = jiffies; if (ratelimit_disable) { urandom_warning.interval = 0; @@ -1856,7 +1856,10 @@ static long random_ioctl(struct file *f, unsigned int cmd, unsigned long arg) */ if (!capable(CAP_SYS_ADMIN)) return -EPERM; - input_pool.entropy_count = 0; + if (xchg(&input_pool.entropy_count, 0) && random_write_wakeup_bits) { + wake_up_interruptible(&random_write_wait); + kill_fasync(&fasync, SIGIO, POLL_OUT); + } return 0; case RNDRESEEDCRNG: if (!capable(CAP_SYS_ADMIN)) @@ -2205,13 +2208,15 @@ void add_hwgenerator_randomness(const char *buffer, size_t count, return; } - /* Suspend writing if we're above the trickle threshold. + /* Throttle writing if we're above the trickle threshold. * We'll be woken up again once below random_write_wakeup_thresh, - * or when the calling thread is about to terminate. + * when the calling thread is about to terminate, or once + * CRNG_RESEED_INTERVAL has lapsed. */ - wait_event_interruptible(random_write_wait, + wait_event_interruptible_timeout(random_write_wait, !system_wq || kthread_should_stop() || - POOL_ENTROPY_BITS() <= random_write_wakeup_bits); + POOL_ENTROPY_BITS() <= random_write_wakeup_bits, + CRNG_RESEED_INTERVAL); mix_pool_bytes(buffer, count); credit_entropy_bits(entropy); } diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 2359889a35a0..e3c430539a17 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1957,6 +1957,13 @@ static void virtcons_remove(struct virtio_device *vdev) list_del(&portdev->list); spin_unlock_irq(&pdrvdata_lock); + /* Device is going away, exit any polling for buffers */ + virtio_break_device(vdev); + if (use_multiport(portdev)) + flush_work(&portdev->control_work); + else + flush_work(&portdev->config_work); + /* Disable interrupts for vqs */ virtio_reset_device(vdev); /* Finish up work that's lined up */ diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index ad4256d54361..d4d67fbae869 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -231,6 +231,8 @@ config COMMON_CLK_GEMINI config COMMON_CLK_LAN966X bool "Generic Clock Controller driver for LAN966X SoC" + depends on HAS_IOMEM + depends on OF help This driver provides support for Generic Clock Controller(GCK) on LAN966X SoC. GCK generates and supplies clock to various peripherals diff --git a/drivers/clk/ingenic/jz4725b-cgu.c b/drivers/clk/ingenic/jz4725b-cgu.c index 744d136b721b..15d61793f53b 100644 --- a/drivers/clk/ingenic/jz4725b-cgu.c +++ b/drivers/clk/ingenic/jz4725b-cgu.c @@ -139,11 +139,10 @@ static const struct ingenic_cgu_clk_info jz4725b_cgu_clocks[] = { }, [JZ4725B_CLK_I2S] = { - "i2s", CGU_CLK_MUX | CGU_CLK_DIV | CGU_CLK_GATE, + "i2s", CGU_CLK_MUX | CGU_CLK_DIV, .parents = { JZ4725B_CLK_EXT, JZ4725B_CLK_PLL_HALF, -1, -1 }, .mux = { CGU_REG_CPCCR, 31, 1 }, .div = { CGU_REG_I2SCDR, 0, 1, 9, -1, -1, -1 }, - .gate = { CGU_REG_CLKGR, 6 }, }, [JZ4725B_CLK_SPI] = { diff --git a/drivers/clk/qcom/dispcc-sc7180.c b/drivers/clk/qcom/dispcc-sc7180.c index 538e4963c915..5d2ae297e741 100644 --- a/drivers/clk/qcom/dispcc-sc7180.c +++ b/drivers/clk/qcom/dispcc-sc7180.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2019, The Linux Foundation. All rights reserved. + * Copyright (c) 2019, 2022, The Linux Foundation. All rights reserved. */ #include <linux/clk-provider.h> @@ -625,6 +625,9 @@ static struct clk_branch disp_cc_mdss_vsync_clk = { static struct gdsc mdss_gdsc = { .gdscr = 0x3000, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "mdss_gdsc", }, diff --git a/drivers/clk/qcom/dispcc-sc7280.c b/drivers/clk/qcom/dispcc-sc7280.c index 4ef4ae231794..ad596d567f6a 100644 --- a/drivers/clk/qcom/dispcc-sc7280.c +++ b/drivers/clk/qcom/dispcc-sc7280.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2022, The Linux Foundation. All rights reserved. */ #include <linux/clk-provider.h> @@ -787,6 +787,9 @@ static struct clk_branch disp_cc_sleep_clk = { static struct gdsc disp_cc_mdss_core_gdsc = { .gdscr = 0x1004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "disp_cc_mdss_core_gdsc", }, diff --git a/drivers/clk/qcom/dispcc-sm8250.c b/drivers/clk/qcom/dispcc-sm8250.c index 566fdfa0a15b..db9379634fb2 100644 --- a/drivers/clk/qcom/dispcc-sm8250.c +++ b/drivers/clk/qcom/dispcc-sm8250.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2020, 2022, The Linux Foundation. All rights reserved. */ #include <linux/clk-provider.h> @@ -1126,6 +1126,9 @@ static struct clk_branch disp_cc_mdss_vsync_clk = { static struct gdsc mdss_gdsc = { .gdscr = 0x3000, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "mdss_gdsc", }, diff --git a/drivers/clk/qcom/gcc-msm8994.c b/drivers/clk/qcom/gcc-msm8994.c index 71aa630fa4bd..f09499999eb3 100644 --- a/drivers/clk/qcom/gcc-msm8994.c +++ b/drivers/clk/qcom/gcc-msm8994.c @@ -108,42 +108,6 @@ static const struct clk_parent_data gcc_xo_gpll0_gpll4[] = { { .hw = &gpll4.clkr.hw }, }; -static struct clk_rcg2 system_noc_clk_src = { - .cmd_rcgr = 0x0120, - .hid_width = 5, - .parent_map = gcc_xo_gpll0_map, - .clkr.hw.init = &(struct clk_init_data){ - .name = "system_noc_clk_src", - .parent_data = gcc_xo_gpll0, - .num_parents = ARRAY_SIZE(gcc_xo_gpll0), - .ops = &clk_rcg2_ops, - }, -}; - -static struct clk_rcg2 config_noc_clk_src = { - .cmd_rcgr = 0x0150, - .hid_width = 5, - .parent_map = gcc_xo_gpll0_map, - .clkr.hw.init = &(struct clk_init_data){ - .name = "config_noc_clk_src", - .parent_data = gcc_xo_gpll0, - .num_parents = ARRAY_SIZE(gcc_xo_gpll0), - .ops = &clk_rcg2_ops, - }, -}; - -static struct clk_rcg2 periph_noc_clk_src = { - .cmd_rcgr = 0x0190, - .hid_width = 5, - .parent_map = gcc_xo_gpll0_map, - .clkr.hw.init = &(struct clk_init_data){ - .name = "periph_noc_clk_src", - .parent_data = gcc_xo_gpll0, - .num_parents = ARRAY_SIZE(gcc_xo_gpll0), - .ops = &clk_rcg2_ops, - }, -}; - static struct freq_tbl ftbl_ufs_axi_clk_src[] = { F(50000000, P_GPLL0, 12, 0, 0), F(100000000, P_GPLL0, 6, 0, 0), @@ -1150,8 +1114,6 @@ static struct clk_branch gcc_blsp1_ahb_clk = { .enable_mask = BIT(17), .hw.init = &(struct clk_init_data){ .name = "gcc_blsp1_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1435,8 +1397,6 @@ static struct clk_branch gcc_blsp2_ahb_clk = { .enable_mask = BIT(15), .hw.init = &(struct clk_init_data){ .name = "gcc_blsp2_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1764,8 +1724,6 @@ static struct clk_branch gcc_lpass_q6_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_lpass_q6_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1778,8 +1736,6 @@ static struct clk_branch gcc_mss_q6_bimc_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_mss_q6_bimc_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1807,9 +1763,6 @@ static struct clk_branch gcc_pcie_0_cfg_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_0_cfg_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1822,9 +1775,6 @@ static struct clk_branch gcc_pcie_0_mstr_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_0_mstr_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1854,9 +1804,6 @@ static struct clk_branch gcc_pcie_0_slv_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_0_slv_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1884,9 +1831,6 @@ static struct clk_branch gcc_pcie_1_cfg_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_1_cfg_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1899,9 +1843,6 @@ static struct clk_branch gcc_pcie_1_mstr_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_1_mstr_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1930,9 +1871,6 @@ static struct clk_branch gcc_pcie_1_slv_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_1_slv_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1960,8 +1898,6 @@ static struct clk_branch gcc_pdm_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pdm_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1989,9 +1925,6 @@ static struct clk_branch gcc_sdcc1_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc1_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2004,9 +1937,6 @@ static struct clk_branch gcc_sdcc2_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc2_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2034,9 +1964,6 @@ static struct clk_branch gcc_sdcc3_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc3_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2064,9 +1991,6 @@ static struct clk_branch gcc_sdcc4_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc4_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2124,8 +2048,6 @@ static struct clk_branch gcc_tsif_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_tsif_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2153,8 +2075,6 @@ static struct clk_branch gcc_ufs_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2198,8 +2118,6 @@ static struct clk_branch gcc_ufs_rx_symbol_0_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_rx_symbol_0_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2213,8 +2131,6 @@ static struct clk_branch gcc_ufs_rx_symbol_1_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_rx_symbol_1_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2243,8 +2159,6 @@ static struct clk_branch gcc_ufs_tx_symbol_0_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_tx_symbol_0_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2258,8 +2172,6 @@ static struct clk_branch gcc_ufs_tx_symbol_1_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_tx_symbol_1_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2364,8 +2276,6 @@ static struct clk_branch gcc_usb_hs_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_usb_hs_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2488,8 +2398,6 @@ static struct clk_branch gcc_boot_rom_ahb_clk = { .enable_mask = BIT(10), .hw.init = &(struct clk_init_data){ .name = "gcc_boot_rom_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2503,8 +2411,6 @@ static struct clk_branch gcc_prng_ahb_clk = { .enable_mask = BIT(13), .hw.init = &(struct clk_init_data){ .name = "gcc_prng_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2547,9 +2453,6 @@ static struct clk_regmap *gcc_msm8994_clocks[] = { [GPLL0] = &gpll0.clkr, [GPLL4_EARLY] = &gpll4_early.clkr, [GPLL4] = &gpll4.clkr, - [CONFIG_NOC_CLK_SRC] = &config_noc_clk_src.clkr, - [PERIPH_NOC_CLK_SRC] = &periph_noc_clk_src.clkr, - [SYSTEM_NOC_CLK_SRC] = &system_noc_clk_src.clkr, [UFS_AXI_CLK_SRC] = &ufs_axi_clk_src.clkr, [USB30_MASTER_CLK_SRC] = &usb30_master_clk_src.clkr, [BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr, @@ -2696,6 +2599,15 @@ static struct clk_regmap *gcc_msm8994_clocks[] = { [USB_SS_PHY_LDO] = &usb_ss_phy_ldo.clkr, [GCC_BOOT_ROM_AHB_CLK] = &gcc_boot_rom_ahb_clk.clkr, [GCC_PRNG_AHB_CLK] = &gcc_prng_ahb_clk.clkr, + + /* + * The following clocks should NOT be managed by this driver, but they once were + * mistakengly added. Now they are only here to indicate that they are not defined + * on purpose, even though the names will stay in the header file (for ABI sanity). + */ + [CONFIG_NOC_CLK_SRC] = NULL, + [PERIPH_NOC_CLK_SRC] = NULL, + [SYSTEM_NOC_CLK_SRC] = NULL, }; static struct gdsc *gcc_msm8994_gdscs[] = { diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c index 7e1dd8ccfa38..44520efc6c72 100644 --- a/drivers/clk/qcom/gdsc.c +++ b/drivers/clk/qcom/gdsc.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2015, 2017-2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2015, 2017-2018, 2022, The Linux Foundation. All rights reserved. */ #include <linux/bitops.h> @@ -35,9 +35,14 @@ #define CFG_GDSCR_OFFSET 0x4 /* Wait 2^n CXO cycles between all states. Here, n=2 (4 cycles). */ -#define EN_REST_WAIT_VAL (0x2 << 20) -#define EN_FEW_WAIT_VAL (0x8 << 16) -#define CLK_DIS_WAIT_VAL (0x2 << 12) +#define EN_REST_WAIT_VAL 0x2 +#define EN_FEW_WAIT_VAL 0x8 +#define CLK_DIS_WAIT_VAL 0x2 + +/* Transition delay shifts */ +#define EN_REST_WAIT_SHIFT 20 +#define EN_FEW_WAIT_SHIFT 16 +#define CLK_DIS_WAIT_SHIFT 12 #define RETAIN_MEM BIT(14) #define RETAIN_PERIPH BIT(13) @@ -380,7 +385,18 @@ static int gdsc_init(struct gdsc *sc) */ mask = HW_CONTROL_MASK | SW_OVERRIDE_MASK | EN_REST_WAIT_MASK | EN_FEW_WAIT_MASK | CLK_DIS_WAIT_MASK; - val = EN_REST_WAIT_VAL | EN_FEW_WAIT_VAL | CLK_DIS_WAIT_VAL; + + if (!sc->en_rest_wait_val) + sc->en_rest_wait_val = EN_REST_WAIT_VAL; + if (!sc->en_few_wait_val) + sc->en_few_wait_val = EN_FEW_WAIT_VAL; + if (!sc->clk_dis_wait_val) + sc->clk_dis_wait_val = CLK_DIS_WAIT_VAL; + + val = sc->en_rest_wait_val << EN_REST_WAIT_SHIFT | + sc->en_few_wait_val << EN_FEW_WAIT_SHIFT | + sc->clk_dis_wait_val << CLK_DIS_WAIT_SHIFT; + ret = regmap_update_bits(sc->regmap, sc->gdscr, mask, val); if (ret) return ret; diff --git a/drivers/clk/qcom/gdsc.h b/drivers/clk/qcom/gdsc.h index d7cc4c21a9d4..ad313d7210bd 100644 --- a/drivers/clk/qcom/gdsc.h +++ b/drivers/clk/qcom/gdsc.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2015, 2017-2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2015, 2017-2018, 2022, The Linux Foundation. All rights reserved. */ #ifndef __QCOM_GDSC_H__ @@ -22,6 +22,9 @@ struct reset_controller_dev; * @cxcs: offsets of branch registers to toggle mem/periph bits in * @cxc_count: number of @cxcs * @pwrsts: Possible powerdomain power states + * @en_rest_wait_val: transition delay value for receiving enr ack signal + * @en_few_wait_val: transition delay value for receiving enf ack signal + * @clk_dis_wait_val: transition delay value for halting clock * @resets: ids of resets associated with this gdsc * @reset_count: number of @resets * @rcdev: reset controller @@ -36,6 +39,9 @@ struct gdsc { unsigned int clamp_io_ctrl; unsigned int *cxcs; unsigned int cxc_count; + unsigned int en_rest_wait_val; + unsigned int en_few_wait_val; + unsigned int clk_dis_wait_val; const u8 pwrsts; /* Powerdomain allowable state bitfields */ #define PWRSTS_OFF BIT(0) diff --git a/drivers/clocksource/timer-ti-dm-systimer.c b/drivers/clocksource/timer-ti-dm-systimer.c index b6f97960d8ee..1fccb457fcc5 100644 --- a/drivers/clocksource/timer-ti-dm-systimer.c +++ b/drivers/clocksource/timer-ti-dm-systimer.c @@ -241,8 +241,7 @@ static void __init dmtimer_systimer_assign_alwon(void) bool quirk_unreliable_oscillator = false; /* Quirk unreliable 32 KiHz oscillator with incomplete dts */ - if (of_machine_is_compatible("ti,omap3-beagle") || - of_machine_is_compatible("timll,omap3-devkit8000")) { + if (of_machine_is_compatible("ti,omap3-beagle-ab4")) { quirk_unreliable_oscillator = true; counter_32k = -ENODEV; } diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index 646ad385e490..ccac1c453080 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -358,7 +358,7 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, * other namespaces. */ if ((current_user_ns() != &init_user_ns) || - (task_active_pid_ns(current) != &init_pid_ns)) + !task_is_in_init_pid_ns(current)) return; /* Can only change if privileged. */ diff --git a/drivers/counter/counter-core.c b/drivers/counter/counter-core.c index 7e0957eea094..869894b74741 100644 --- a/drivers/counter/counter-core.c +++ b/drivers/counter/counter-core.c @@ -90,10 +90,8 @@ struct counter_device *counter_alloc(size_t sizeof_priv) int err; ch = kzalloc(sizeof(*ch) + sizeof_priv, GFP_KERNEL); - if (!ch) { - err = -ENOMEM; - goto err_alloc_ch; - } + if (!ch) + return NULL; counter = &ch->counter; dev = &counter->dev; @@ -123,9 +121,8 @@ err_chrdev_add: err_ida_alloc: kfree(ch); -err_alloc_ch: - return ERR_PTR(err); + return NULL; } EXPORT_SYMBOL_GPL(counter_alloc); @@ -208,12 +205,12 @@ struct counter_device *devm_counter_alloc(struct device *dev, size_t sizeof_priv int err; counter = counter_alloc(sizeof_priv); - if (IS_ERR(counter)) - return counter; + if (!counter) + return NULL; err = devm_add_action_or_reset(dev, devm_counter_put, counter); if (err < 0) - return ERR_PTR(err); + return NULL; return counter; } diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index b8d95536ee22..80f535cc8a75 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1518,6 +1518,10 @@ static int cpufreq_online(unsigned int cpu) kobject_uevent(&policy->kobj, KOBJ_ADD); + /* Callback for handling stuff after policy is ready */ + if (cpufreq_driver->ready) + cpufreq_driver->ready(policy); + if (cpufreq_thermal_control_enabled(cpufreq_driver)) policy->cdev = of_cpufreq_cooling_register(policy); diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index 05f3d7876e44..effbb680b453 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -388,7 +388,7 @@ static int qcom_cpufreq_hw_lmh_init(struct cpufreq_policy *policy, int index) snprintf(data->irq_name, sizeof(data->irq_name), "dcvsh-irq-%u", policy->cpu); ret = request_threaded_irq(data->throttle_irq, NULL, qcom_lmh_dcvs_handle_irq, - IRQF_ONESHOT, data->irq_name, data); + IRQF_ONESHOT | IRQF_NO_AUTOEN, data->irq_name, data); if (ret) { dev_err(&pdev->dev, "Error registering %s: %d\n", data->irq_name, ret); return 0; @@ -542,6 +542,14 @@ static int qcom_cpufreq_hw_cpu_exit(struct cpufreq_policy *policy) return 0; } +static void qcom_cpufreq_ready(struct cpufreq_policy *policy) +{ + struct qcom_cpufreq_data *data = policy->driver_data; + + if (data->throttle_irq >= 0) + enable_irq(data->throttle_irq); +} + static struct freq_attr *qcom_cpufreq_hw_attr[] = { &cpufreq_freq_attr_scaling_available_freqs, &cpufreq_freq_attr_scaling_boost_freqs, @@ -561,6 +569,7 @@ static struct cpufreq_driver cpufreq_qcom_hw_driver = { .fast_switch = qcom_cpufreq_hw_fast_switch, .name = "qcom-cpufreq-hw", .attr = qcom_cpufreq_hw_attr, + .ready = qcom_cpufreq_ready, }; static int qcom_cpufreq_hw_driver_probe(struct platform_device *pdev) diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c index 4c8ebdf671ca..1b4d425bbf0e 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c +++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c @@ -1753,7 +1753,6 @@ void otx2_cpt_print_uc_dbg_info(struct otx2_cptpf_dev *cptpf) char engs_info[2 * OTX2_CPT_NAME_LENGTH]; struct otx2_cpt_eng_grp_info *grp; struct otx2_cpt_engs_rsvd *engs; - u32 mask[4]; int i, j; pr_debug("Engine groups global info"); @@ -1785,6 +1784,8 @@ void otx2_cpt_print_uc_dbg_info(struct otx2_cptpf_dev *cptpf) for (j = 0; j < OTX2_CPT_MAX_ETYPES_PER_GRP; j++) { engs = &grp->engs[j]; if (engs->type) { + u32 mask[5] = { }; + get_engs_info(grp, engs_info, 2 * OTX2_CPT_NAME_LENGTH, j); pr_debug("Slot%d: %s", j, engs_info); diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index a1da2b4b6d73..1476156af74b 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -1681,8 +1681,10 @@ static void at_xdmac_tasklet(struct tasklet_struct *t) __func__, atchan->irq_status); if (!(atchan->irq_status & AT_XDMAC_CIS_LIS) && - !(atchan->irq_status & error_mask)) + !(atchan->irq_status & error_mask)) { + spin_unlock_irq(&atchan->lock); return; + } if (atchan->irq_status & error_mask) at_xdmac_handle_error(atchan); diff --git a/drivers/dma/ptdma/ptdma-dev.c b/drivers/dma/ptdma/ptdma-dev.c index 8a6bf291a73f..daafea5bc35d 100644 --- a/drivers/dma/ptdma/ptdma-dev.c +++ b/drivers/dma/ptdma/ptdma-dev.c @@ -207,7 +207,7 @@ int pt_core_init(struct pt_device *pt) if (!cmd_q->qbase) { dev_err(dev, "unable to allocate command queue\n"); ret = -ENOMEM; - goto e_dma_alloc; + goto e_destroy_pool; } cmd_q->qidx = 0; @@ -229,8 +229,10 @@ int pt_core_init(struct pt_device *pt) /* Request an irq */ ret = request_irq(pt->pt_irq, pt_core_irq_handler, 0, dev_name(pt->dev), pt); - if (ret) - goto e_pool; + if (ret) { + dev_err(dev, "unable to allocate an IRQ\n"); + goto e_free_dma; + } /* Update the device registers with queue information. */ cmd_q->qcontrol &= ~CMD_Q_SIZE; @@ -250,21 +252,20 @@ int pt_core_init(struct pt_device *pt) /* Register the DMA engine support */ ret = pt_dmaengine_register(pt); if (ret) - goto e_dmaengine; + goto e_free_irq; /* Set up debugfs entries */ ptdma_debugfs_setup(pt); return 0; -e_dmaengine: +e_free_irq: free_irq(pt->pt_irq, pt); -e_dma_alloc: +e_free_dma: dma_free_coherent(dev, cmd_q->qsize, cmd_q->qbase, cmd_q->qbase_dma); -e_pool: - dev_err(dev, "unable to allocate an IRQ\n"); +e_destroy_pool: dma_pool_destroy(pt->cmd_q.dma_pool); return ret; diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index 481f45c77ce1..13d12d660cc2 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -1868,8 +1868,13 @@ static int rcar_dmac_probe(struct platform_device *pdev) dmac->dev = &pdev->dev; platform_set_drvdata(pdev, dmac); - dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK); - dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40)); + ret = dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK); + if (ret) + return ret; + + ret = dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40)); + if (ret) + return ret; ret = rcar_dmac_parse_of(&pdev->dev, dmac); if (ret < 0) diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c index 158e5e7defae..b26ed690f03c 100644 --- a/drivers/dma/sh/shdma-base.c +++ b/drivers/dma/sh/shdma-base.c @@ -115,8 +115,10 @@ static dma_cookie_t shdma_tx_submit(struct dma_async_tx_descriptor *tx) ret = pm_runtime_get(schan->dev); spin_unlock_irq(&schan->chan_lock); - if (ret < 0) + if (ret < 0) { dev_err(schan->dev, "%s(): GET = %d\n", __func__, ret); + pm_runtime_put(schan->dev); + } pm_runtime_barrier(schan->dev); diff --git a/drivers/dma/stm32-dmamux.c b/drivers/dma/stm32-dmamux.c index a42164389ebc..d5d55732adba 100644 --- a/drivers/dma/stm32-dmamux.c +++ b/drivers/dma/stm32-dmamux.c @@ -292,10 +292,12 @@ static int stm32_dmamux_probe(struct platform_device *pdev) ret = of_dma_router_register(node, stm32_dmamux_route_allocate, &stm32_dmamux->dmarouter); if (ret) - goto err_clk; + goto pm_disable; return 0; +pm_disable: + pm_runtime_disable(&pdev->dev); err_clk: clk_disable_unprepare(stm32_dmamux->clk); diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index 3a6d2416cb0f..5dd29789f97d 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -350,7 +350,7 @@ static int altr_sdram_probe(struct platform_device *pdev) if (irq < 0) { edac_printk(KERN_ERR, EDAC_MC, "No irq %d in DT\n", irq); - return -ENODEV; + return irq; } /* Arria10 has a 2nd IRQ */ diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 9d9aabdec96b..f5677d81bd2d 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -215,7 +215,7 @@ void *edac_align_ptr(void **p, unsigned int size, int n_elems) else return (char *)ptr; - r = (unsigned long)p % align; + r = (unsigned long)ptr % align; if (r == 0) return (char *)ptr; diff --git a/drivers/edac/xgene_edac.c b/drivers/edac/xgene_edac.c index 2ccd1db5e98f..7197f9fa0245 100644 --- a/drivers/edac/xgene_edac.c +++ b/drivers/edac/xgene_edac.c @@ -1919,7 +1919,7 @@ static int xgene_edac_probe(struct platform_device *pdev) irq = platform_get_irq_optional(pdev, i); if (irq < 0) { dev_err(&pdev->dev, "No IRQ resource\n"); - rc = -EINVAL; + rc = irq; goto out_err; } rc = devm_request_irq(&pdev->dev, irq, diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index b406b3f78f46..d76bab3aaac4 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -2112,7 +2112,7 @@ static void __exit scmi_driver_exit(void) } module_exit(scmi_driver_exit); -MODULE_ALIAS("platform: arm-scmi"); +MODULE_ALIAS("platform:arm-scmi"); MODULE_AUTHOR("Sudeep Holla <sudeep.holla@arm.com>"); MODULE_DESCRIPTION("ARM SCMI protocol driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index ae79c3300129..7de3f5b6e8d0 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -722,6 +722,13 @@ void __init efi_systab_report_header(const efi_table_hdr_t *systab_hdr, systab_hdr->revision >> 16, systab_hdr->revision & 0xffff, vendor); + + if (IS_ENABLED(CONFIG_X86_64) && + systab_hdr->revision > EFI_1_10_SYSTEM_TABLE_REVISION && + !strcmp(vendor, "Apple")) { + pr_info("Apple Mac detected, using EFI v1.10 runtime services only\n"); + efi.runtime_version = EFI_1_10_SYSTEM_TABLE_REVISION; + } } static __initdata char memory_type_name[][13] = { diff --git a/drivers/firmware/efi/libstub/arm64-stub.c b/drivers/firmware/efi/libstub/arm64-stub.c index 2363fee9211c..9cc556013d08 100644 --- a/drivers/firmware/efi/libstub/arm64-stub.c +++ b/drivers/firmware/efi/libstub/arm64-stub.c @@ -119,9 +119,9 @@ efi_status_t handle_kernel_image(unsigned long *image_addr, if (image->image_base != _text) efi_err("FIRMWARE BUG: efi_loaded_image_t::image_base has bogus value\n"); - if (!IS_ALIGNED((u64)_text, EFI_KIMG_ALIGN)) - efi_err("FIRMWARE BUG: kernel image not aligned on %ldk boundary\n", - EFI_KIMG_ALIGN >> 10); + if (!IS_ALIGNED((u64)_text, SEGMENT_ALIGN)) + efi_err("FIRMWARE BUG: kernel image not aligned on %dk boundary\n", + SEGMENT_ALIGN >> 10); kernel_size = _edata - _text; kernel_memsize = kernel_size + (_end - _edata); diff --git a/drivers/firmware/efi/libstub/riscv-stub.c b/drivers/firmware/efi/libstub/riscv-stub.c index 380e4e251399..9c460843442f 100644 --- a/drivers/firmware/efi/libstub/riscv-stub.c +++ b/drivers/firmware/efi/libstub/riscv-stub.c @@ -25,7 +25,7 @@ typedef void __noreturn (*jump_kernel_func)(unsigned int, unsigned long); static u32 hartid; -static u32 get_boot_hartid_from_fdt(void) +static int get_boot_hartid_from_fdt(void) { const void *fdt; int chosen_node, len; @@ -33,23 +33,26 @@ static u32 get_boot_hartid_from_fdt(void) fdt = get_efi_config_table(DEVICE_TREE_GUID); if (!fdt) - return U32_MAX; + return -EINVAL; chosen_node = fdt_path_offset(fdt, "/chosen"); if (chosen_node < 0) - return U32_MAX; + return -EINVAL; prop = fdt_getprop((void *)fdt, chosen_node, "boot-hartid", &len); if (!prop || len != sizeof(u32)) - return U32_MAX; + return -EINVAL; - return fdt32_to_cpu(*prop); + hartid = fdt32_to_cpu(*prop); + return 0; } efi_status_t check_platform_features(void) { - hartid = get_boot_hartid_from_fdt(); - if (hartid == U32_MAX) { + int ret; + + ret = get_boot_hartid_from_fdt(); + if (ret) { efi_err("/chosen/boot-hartid missing or invalid!\n"); return EFI_UNSUPPORTED; } diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index abdc8a6a3963..cae590bd08f2 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -742,6 +742,7 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes, { const struct efivar_operations *ops; efi_status_t status; + unsigned long varsize; if (!__efivars) return -EINVAL; @@ -764,15 +765,17 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes, return efivar_entry_set_nonblocking(name, vendor, attributes, size, data); + varsize = size + ucs2_strsize(name, 1024); if (!block) { if (down_trylock(&efivars_lock)) return -EBUSY; + status = check_var_size_nonblocking(attributes, varsize); } else { if (down_interruptible(&efivars_lock)) return -EINTR; + status = check_var_size(attributes, varsize); } - status = check_var_size(attributes, size + ucs2_strsize(name, 1024)); if (status != EFI_SUCCESS) { up(&efivars_lock); return -ENOSPC; diff --git a/drivers/gpio/gpio-aggregator.c b/drivers/gpio/gpio-aggregator.c index 869dc952cf45..0cb2664085cf 100644 --- a/drivers/gpio/gpio-aggregator.c +++ b/drivers/gpio/gpio-aggregator.c @@ -278,7 +278,8 @@ static int gpio_fwd_get(struct gpio_chip *chip, unsigned int offset) { struct gpiochip_fwd *fwd = gpiochip_get_data(chip); - return gpiod_get_value(fwd->descs[offset]); + return chip->can_sleep ? gpiod_get_value_cansleep(fwd->descs[offset]) + : gpiod_get_value(fwd->descs[offset]); } static int gpio_fwd_get_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, @@ -293,7 +294,10 @@ static int gpio_fwd_get_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, for_each_set_bit(i, mask, fwd->chip.ngpio) descs[j++] = fwd->descs[i]; - error = gpiod_get_array_value(j, descs, NULL, values); + if (fwd->chip.can_sleep) + error = gpiod_get_array_value_cansleep(j, descs, NULL, values); + else + error = gpiod_get_array_value(j, descs, NULL, values); if (error) return error; @@ -328,7 +332,10 @@ static void gpio_fwd_set(struct gpio_chip *chip, unsigned int offset, int value) { struct gpiochip_fwd *fwd = gpiochip_get_data(chip); - gpiod_set_value(fwd->descs[offset], value); + if (chip->can_sleep) + gpiod_set_value_cansleep(fwd->descs[offset], value); + else + gpiod_set_value(fwd->descs[offset], value); } static void gpio_fwd_set_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, @@ -343,7 +350,10 @@ static void gpio_fwd_set_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, descs[j++] = fwd->descs[i]; } - gpiod_set_array_value(j, descs, NULL, values); + if (fwd->chip.can_sleep) + gpiod_set_array_value_cansleep(j, descs, NULL, values); + else + gpiod_set_array_value(j, descs, NULL, values); } static void gpio_fwd_set_multiple_locked(struct gpio_chip *chip, diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index a4c4e4584f5b..099e358d2491 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -410,10 +410,8 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) level = rockchip_gpio_readl(bank, bank->gpio_regs->int_type); polarity = rockchip_gpio_readl(bank, bank->gpio_regs->int_polarity); - switch (type) { - case IRQ_TYPE_EDGE_BOTH: + if (type == IRQ_TYPE_EDGE_BOTH) { if (bank->gpio_type == GPIO_TYPE_V2) { - bank->toggle_edge_mode &= ~mask; rockchip_gpio_writel_bit(bank, d->hwirq, 1, bank->gpio_regs->int_bothedge); goto out; @@ -431,30 +429,34 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) else polarity |= mask; } - break; - case IRQ_TYPE_EDGE_RISING: - bank->toggle_edge_mode &= ~mask; - level |= mask; - polarity |= mask; - break; - case IRQ_TYPE_EDGE_FALLING: - bank->toggle_edge_mode &= ~mask; - level |= mask; - polarity &= ~mask; - break; - case IRQ_TYPE_LEVEL_HIGH: - bank->toggle_edge_mode &= ~mask; - level &= ~mask; - polarity |= mask; - break; - case IRQ_TYPE_LEVEL_LOW: - bank->toggle_edge_mode &= ~mask; - level &= ~mask; - polarity &= ~mask; - break; - default: - ret = -EINVAL; - goto out; + } else { + if (bank->gpio_type == GPIO_TYPE_V2) { + rockchip_gpio_writel_bit(bank, d->hwirq, 0, + bank->gpio_regs->int_bothedge); + } else { + bank->toggle_edge_mode &= ~mask; + } + switch (type) { + case IRQ_TYPE_EDGE_RISING: + level |= mask; + polarity |= mask; + break; + case IRQ_TYPE_EDGE_FALLING: + level |= mask; + polarity &= ~mask; + break; + case IRQ_TYPE_LEVEL_HIGH: + level &= ~mask; + polarity |= mask; + break; + case IRQ_TYPE_LEVEL_LOW: + level &= ~mask; + polarity &= ~mask; + break; + default: + ret = -EINVAL; + goto out; + } } rockchip_gpio_writel(bank, level, bank->gpio_regs->int_type); diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c index 403f9e833d6a..7d82388b4ab7 100644 --- a/drivers/gpio/gpio-sifive.c +++ b/drivers/gpio/gpio-sifive.c @@ -223,7 +223,7 @@ static int sifive_gpio_probe(struct platform_device *pdev) NULL, chip->base + SIFIVE_GPIO_OUTPUT_EN, chip->base + SIFIVE_GPIO_INPUT_EN, - 0); + BGPIOF_READ_OUTPUT_REG_SET); if (ret) { dev_err(dev, "unable to init generic GPIO\n"); return ret; diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c index 838bbfed11d3..8e5d87984a48 100644 --- a/drivers/gpio/gpio-sim.c +++ b/drivers/gpio/gpio-sim.c @@ -547,7 +547,7 @@ struct gpio_sim_bank { * * So we need to store the pointer to the parent struct here. We can * dereference it anywhere we need with no checks and no locking as - * it's guaranteed to survive the childred and protected by configfs + * it's guaranteed to survive the children and protected by configfs * locks. * * Same for other structures. @@ -570,6 +570,11 @@ static struct gpio_sim_bank *to_gpio_sim_bank(struct config_item *item) return container_of(group, struct gpio_sim_bank, group); } +static bool gpio_sim_bank_has_label(struct gpio_sim_bank *bank) +{ + return bank->label && *bank->label; +} + static struct gpio_sim_device * gpio_sim_bank_get_device(struct gpio_sim_bank *bank) { @@ -770,9 +775,15 @@ static int gpio_sim_add_hogs(struct gpio_sim_device *dev) * point the device doesn't exist yet and so dev_name() * is not available. */ - hog->chip_label = kasprintf(GFP_KERNEL, - "gpio-sim.%u-%s", dev->id, - fwnode_get_name(bank->swnode)); + if (gpio_sim_bank_has_label(bank)) + hog->chip_label = kstrdup(bank->label, + GFP_KERNEL); + else + hog->chip_label = kasprintf(GFP_KERNEL, + "gpio-sim.%u-%s", + dev->id, + fwnode_get_name( + bank->swnode)); if (!hog->chip_label) { gpio_sim_remove_hogs(dev); return -ENOMEM; @@ -816,7 +827,7 @@ gpio_sim_make_bank_swnode(struct gpio_sim_bank *bank, properties[prop_idx++] = PROPERTY_ENTRY_U32("ngpios", bank->num_lines); - if (bank->label) + if (gpio_sim_bank_has_label(bank)) properties[prop_idx++] = PROPERTY_ENTRY_STRING("gpio-sim,label", bank->label); @@ -1311,7 +1322,7 @@ static void gpio_sim_hog_config_item_release(struct config_item *item) kfree(hog); } -struct configfs_item_operations gpio_sim_hog_config_item_ops = { +static struct configfs_item_operations gpio_sim_hog_config_item_ops = { .release = gpio_sim_hog_config_item_release, }; diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index 34b36a8c035f..031fe105b58e 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -343,9 +343,12 @@ static int tegra186_gpio_of_xlate(struct gpio_chip *chip, return offset + pin; } +#define to_tegra_gpio(x) container_of((x), struct tegra_gpio, gpio) + static void tegra186_irq_ack(struct irq_data *data) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; base = tegra186_gpio_get_base(gpio, data->hwirq); @@ -357,7 +360,8 @@ static void tegra186_irq_ack(struct irq_data *data) static void tegra186_irq_mask(struct irq_data *data) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; u32 value; @@ -372,7 +376,8 @@ static void tegra186_irq_mask(struct irq_data *data) static void tegra186_irq_unmask(struct irq_data *data) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; u32 value; @@ -387,7 +392,8 @@ static void tegra186_irq_unmask(struct irq_data *data) static int tegra186_irq_set_type(struct irq_data *data, unsigned int type) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; u32 value; @@ -1069,6 +1075,7 @@ static const struct tegra_gpio_soc tegra241_main_soc = { .ports = tegra241_main_ports, .name = "tegra241-gpio", .instance = 0, + .num_irqs_per_bank = 8, }; #define TEGRA241_AON_GPIO_PORT(_name, _bank, _port, _pins) \ @@ -1089,6 +1096,7 @@ static const struct tegra_gpio_soc tegra241_aon_soc = { .ports = tegra241_aon_ports, .name = "tegra241-gpio-aon", .instance = 1, + .num_irqs_per_bank = 8, }; static const struct of_device_id tegra186_gpio_of_match[] = { diff --git a/drivers/gpio/gpio-ts4900.c b/drivers/gpio/gpio-ts4900.c index d885032cf814..d918d2df4de2 100644 --- a/drivers/gpio/gpio-ts4900.c +++ b/drivers/gpio/gpio-ts4900.c @@ -1,7 +1,7 @@ /* * Digital I/O driver for Technologic Systems I2C FPGA Core * - * Copyright (C) 2015 Technologic Systems + * Copyright (C) 2015, 2018 Technologic Systems * Copyright (C) 2016 Savoir-Faire Linux * * This program is free software; you can redistribute it and/or @@ -55,19 +55,33 @@ static int ts4900_gpio_direction_input(struct gpio_chip *chip, { struct ts4900_gpio_priv *priv = gpiochip_get_data(chip); - /* - * This will clear the output enable bit, the other bits are - * dontcare when this is cleared + /* Only clear the OE bit here, requires a RMW. Prevents potential issue + * with OE and data getting to the physical pin at different times. */ - return regmap_write(priv->regmap, offset, 0); + return regmap_update_bits(priv->regmap, offset, TS4900_GPIO_OE, 0); } static int ts4900_gpio_direction_output(struct gpio_chip *chip, unsigned int offset, int value) { struct ts4900_gpio_priv *priv = gpiochip_get_data(chip); + unsigned int reg; int ret; + /* If changing from an input to an output, we need to first set the + * proper data bit to what is requested and then set OE bit. This + * prevents a glitch that can occur on the IO line + */ + regmap_read(priv->regmap, offset, ®); + if (!(reg & TS4900_GPIO_OE)) { + if (value) + reg = TS4900_GPIO_OUT; + else + reg &= ~TS4900_GPIO_OUT; + + regmap_write(priv->regmap, offset, reg); + } + if (value) ret = regmap_write(priv->regmap, offset, TS4900_GPIO_OE | TS4900_GPIO_OUT); diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index c0f6a25c3279..a5495ad31c9c 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -307,7 +307,8 @@ static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip, if (IS_ERR(desc)) return desc; - ret = gpio_set_debounce_timeout(desc, agpio->debounce_timeout); + /* ACPI uses hundredths of milliseconds units */ + ret = gpio_set_debounce_timeout(desc, agpio->debounce_timeout * 10); if (ret) dev_warn(chip->parent, "Failed to set debounce-timeout for pin 0x%04X, err %d\n", @@ -1035,7 +1036,8 @@ int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name, int ind if (ret < 0) return ret; - ret = gpio_set_debounce_timeout(desc, info.debounce); + /* ACPI uses hundredths of milliseconds units */ + ret = gpio_set_debounce_timeout(desc, info.debounce * 10); if (ret) return ret; diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c index c7b5446d01fd..ffa0256cad5a 100644 --- a/drivers/gpio/gpiolib-cdev.c +++ b/drivers/gpio/gpiolib-cdev.c @@ -330,7 +330,7 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip) goto out_free_lh; } - ret = gpiod_request(desc, lh->label); + ret = gpiod_request_user(desc, lh->label); if (ret) goto out_free_lh; lh->descs[i] = desc; @@ -1378,7 +1378,7 @@ static int linereq_create(struct gpio_device *gdev, void __user *ip) goto out_free_linereq; } - ret = gpiod_request(desc, lr->label); + ret = gpiod_request_user(desc, lr->label); if (ret) goto out_free_linereq; @@ -1764,7 +1764,7 @@ static int lineevent_create(struct gpio_device *gdev, void __user *ip) } } - ret = gpiod_request(desc, le->label); + ret = gpiod_request_user(desc, le->label); if (ret) goto out_free_le; le->desc = desc; diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c index 4098bc7f88b7..44c1ad51b3fe 100644 --- a/drivers/gpio/gpiolib-sysfs.c +++ b/drivers/gpio/gpiolib-sysfs.c @@ -475,12 +475,9 @@ static ssize_t export_store(struct class *class, * they may be undone on its behalf too. */ - status = gpiod_request(desc, "sysfs"); - if (status) { - if (status == -EPROBE_DEFER) - status = -ENODEV; + status = gpiod_request_user(desc, "sysfs"); + if (status) goto done; - } status = gpiod_set_transitory(desc, false); if (!status) { diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 3859911b61e9..defb7c464b87 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -1701,11 +1701,6 @@ static inline void gpiochip_irqchip_free_valid_mask(struct gpio_chip *gc) */ int gpiochip_generic_request(struct gpio_chip *gc, unsigned int offset) { -#ifdef CONFIG_PINCTRL - if (list_empty(&gc->gpiodev->pin_ranges)) - return 0; -#endif - return pinctrl_gpio_request(gc->gpiodev->base + offset); } EXPORT_SYMBOL_GPL(gpiochip_generic_request); @@ -1717,11 +1712,6 @@ EXPORT_SYMBOL_GPL(gpiochip_generic_request); */ void gpiochip_generic_free(struct gpio_chip *gc, unsigned int offset) { -#ifdef CONFIG_PINCTRL - if (list_empty(&gc->gpiodev->pin_ranges)) - return; -#endif - pinctrl_gpio_free(gc->gpiodev->base + offset); } EXPORT_SYMBOL_GPL(gpiochip_generic_free); @@ -2227,6 +2217,16 @@ static int gpio_set_bias(struct gpio_desc *desc) return gpio_set_config_with_argument_optional(desc, bias, arg); } +/** + * gpio_set_debounce_timeout() - Set debounce timeout + * @desc: GPIO descriptor to set the debounce timeout + * @debounce: Debounce timeout in microseconds + * + * The function calls the certain GPIO driver to set debounce timeout + * in the hardware. + * + * Returns 0 on success, or negative error code otherwise. + */ int gpio_set_debounce_timeout(struct gpio_desc *desc, unsigned int debounce) { return gpio_set_config_with_argument_optional(desc, @@ -3147,6 +3147,16 @@ int gpiod_to_irq(const struct gpio_desc *desc) return retirq; } +#ifdef CONFIG_GPIOLIB_IRQCHIP + if (gc->irq.chip) { + /* + * Avoid race condition with other code, which tries to lookup + * an IRQ before the irqchip has been properly registered, + * i.e. while gpiochip is still being brought up. + */ + return -EPROBE_DEFER; + } +#endif return -ENXIO; } EXPORT_SYMBOL_GPL(gpiod_to_irq); diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h index 30bc3f80f83e..c31f4626915d 100644 --- a/drivers/gpio/gpiolib.h +++ b/drivers/gpio/gpiolib.h @@ -135,6 +135,18 @@ struct gpio_desc { int gpiod_request(struct gpio_desc *desc, const char *label); void gpiod_free(struct gpio_desc *desc); + +static inline int gpiod_request_user(struct gpio_desc *desc, const char *label) +{ + int ret; + + ret = gpiod_request(desc, label); + if (ret == -EPROBE_DEFER) + ret = -ENODEV; + + return ret; +} + int gpiod_configure_flags(struct gpio_desc *desc, const char *con_id, unsigned long lflags, enum gpiod_flags dflags); int gpio_set_debounce_timeout(struct gpio_desc *desc, unsigned int debounce); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index d8b854fcbffa..9a53a4de2bb7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1408,12 +1408,10 @@ int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_sta int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev); void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps); -bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev); void amdgpu_acpi_detect(void); #else static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; } static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { } -static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; } static inline void amdgpu_acpi_detect(void) { } static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; } static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev, @@ -1422,6 +1420,14 @@ static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state) { return 0; } #endif +#if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND) +bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev); +bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev); +#else +static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; } +static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; } +#endif + int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, uint64_t addr, struct amdgpu_bo **bo, struct amdgpu_bo_va_mapping **mapping); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c index 4811b0faafd9..0e12315fa0cb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c @@ -1031,6 +1031,20 @@ void amdgpu_acpi_detect(void) } } +#if IS_ENABLED(CONFIG_SUSPEND) +/** + * amdgpu_acpi_is_s3_active + * + * @adev: amdgpu_device_pointer + * + * returns true if supported, false if not. + */ +bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) +{ + return !(adev->flags & AMD_IS_APU) || + (pm_suspend_target_state == PM_SUSPEND_MEM); +} + /** * amdgpu_acpi_is_s0ix_active * @@ -1040,11 +1054,24 @@ void amdgpu_acpi_detect(void) */ bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { -#if IS_ENABLED(CONFIG_AMD_PMC) && IS_ENABLED(CONFIG_SUSPEND) - if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) { - if (adev->flags & AMD_IS_APU) - return pm_suspend_target_state == PM_SUSPEND_TO_IDLE; + if (!(adev->flags & AMD_IS_APU) || + (pm_suspend_target_state != PM_SUSPEND_TO_IDLE)) + return false; + + if (!(acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)) { + dev_warn_once(adev->dev, + "Power consumption will be higher as BIOS has not been configured for suspend-to-idle.\n" + "To use suspend-to-idle change the sleep mode in BIOS setup.\n"); + return false; } -#endif + +#if !IS_ENABLED(CONFIG_AMD_PMC) + dev_warn_once(adev->dev, + "Power consumption will be higher as the kernel has not been compiled with CONFIG_AMD_PMC.\n"); return false; +#else + return true; +#endif /* CONFIG_AMD_PMC */ } + +#endif /* CONFIG_SUSPEND */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 82011e75ed85..c4387b38229c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -1141,7 +1141,7 @@ int amdgpu_display_framebuffer_init(struct drm_device *dev, if (ret) return ret; - if (!dev->mode_config.allow_fb_modifiers) { + if (!dev->mode_config.allow_fb_modifiers && !adev->enable_virtual_display) { drm_WARN_ONCE(dev, adev->family >= AMDGPU_FAMILY_AI, "GFX9+ requires FB check based on format modifier\n"); ret = check_tiling_flags_gfx6(rfb); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index b21bcdc97460..0ead08ba58c2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1525,6 +1525,87 @@ static const u16 amdgpu_unsupported_pciidlist[] = { 0x99A0, 0x99A2, 0x99A4, + /* radeon secondary ids */ + 0x3171, + 0x3e70, + 0x4164, + 0x4165, + 0x4166, + 0x4168, + 0x4170, + 0x4171, + 0x4172, + 0x4173, + 0x496e, + 0x4a69, + 0x4a6a, + 0x4a6b, + 0x4a70, + 0x4a74, + 0x4b69, + 0x4b6b, + 0x4b6c, + 0x4c6e, + 0x4e64, + 0x4e65, + 0x4e66, + 0x4e67, + 0x4e68, + 0x4e69, + 0x4e6a, + 0x4e71, + 0x4f73, + 0x5569, + 0x556b, + 0x556d, + 0x556f, + 0x5571, + 0x5854, + 0x5874, + 0x5940, + 0x5941, + 0x5b72, + 0x5b73, + 0x5b74, + 0x5b75, + 0x5d44, + 0x5d45, + 0x5d6d, + 0x5d6f, + 0x5d72, + 0x5d77, + 0x5e6b, + 0x5e6d, + 0x7120, + 0x7124, + 0x7129, + 0x712e, + 0x712f, + 0x7162, + 0x7163, + 0x7166, + 0x7167, + 0x7172, + 0x7173, + 0x71a0, + 0x71a1, + 0x71a3, + 0x71a7, + 0x71bb, + 0x71e0, + 0x71e1, + 0x71e2, + 0x71e6, + 0x71e7, + 0x71f2, + 0x7269, + 0x726b, + 0x726e, + 0x72a0, + 0x72a8, + 0x72b1, + 0x72b3, + 0x793f, }; static const struct pci_device_id pciidlist[] = { @@ -1930,6 +2011,9 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, return -ENODEV; } + if (amdgpu_aspm == -1 && !pcie_aspm_enabled(pdev)) + amdgpu_aspm = 0; + if (amdgpu_virtual_display || amdgpu_device_asic_has_dc_support(flags & AMD_ASIC_MASK)) supports_atomic = true; @@ -2165,13 +2249,20 @@ static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work) static int amdgpu_pmops_prepare(struct device *dev) { struct drm_device *drm_dev = dev_get_drvdata(dev); + struct amdgpu_device *adev = drm_to_adev(drm_dev); /* Return a positive number here so * DPM_FLAG_SMART_SUSPEND works properly */ if (amdgpu_device_supports_boco(drm_dev)) - return pm_runtime_suspended(dev) && - pm_suspend_via_firmware(); + return pm_runtime_suspended(dev); + + /* if we will not support s3 or s2i for the device + * then skip suspend + */ + if (!amdgpu_acpi_is_s0ix_active(adev) && + !amdgpu_acpi_is_s3_active(adev)) + return 1; return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 5c3f24069f2a..4655702a5e00 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1904,7 +1904,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset, unsigned i; int r; - if (direct_submit && !ring->sched.ready) { + if (!direct_submit && !ring->sched.ready) { DRM_ERROR("Trying to move memory with ring turned off.\n"); return -EINVAL; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c index d99c8779b51e..5224d9a39737 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c @@ -391,7 +391,6 @@ static struct drm_plane *amdgpu_vkms_plane_init(struct drm_device *dev, int index) { struct drm_plane *plane; - uint64_t modifiers[] = {DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID}; int ret; plane = kzalloc(sizeof(*plane), GFP_KERNEL); @@ -402,7 +401,7 @@ static struct drm_plane *amdgpu_vkms_plane_init(struct drm_device *dev, &amdgpu_vkms_plane_funcs, amdgpu_vkms_formats, ARRAY_SIZE(amdgpu_vkms_formats), - modifiers, type, NULL); + NULL, type, NULL); if (ret) { kfree(plane); return ERR_PTR(ret); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index b37fc7d7d2c7..418341a67517 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -768,11 +768,17 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, * Check if all VM PDs/PTs are ready for updates * * Returns: - * True if eviction list is empty. + * True if VM is not evicting. */ bool amdgpu_vm_ready(struct amdgpu_vm *vm) { - return list_empty(&vm->evicted); + bool ret; + + amdgpu_vm_eviction_lock(vm); + ret = !vm->evicting; + amdgpu_vm_eviction_unlock(vm); + + return ret && list_empty(&vm->evicted); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c index b4eddf6e98a6..ff738e9725ee 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c @@ -543,7 +543,9 @@ static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev) adev->gfx.config.max_sh_per_se * adev->gfx.config.max_shader_engines); - if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 3)) { + switch (adev->ip_versions[GC_HWIP][0]) { + case IP_VERSION(10, 3, 1): + case IP_VERSION(10, 3, 3): /* Get SA disabled bitmap from eFuse setting */ efuse_setting = RREG32_SOC15(GC, 0, mmCC_GC_SA_UNIT_DISABLE); efuse_setting &= CC_GC_SA_UNIT_DISABLE__SA_DISABLE_MASK; @@ -566,6 +568,9 @@ static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev) disabled_sa = tmp; WREG32_SOC15(GC, 0, mmGCUTCL2_HARVEST_BYPASS_GROUPS_YELLOW_CARP, disabled_sa); + break; + default: + break; } } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index 38bb42727715..a2f8ed0e6a64 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c @@ -1140,6 +1140,9 @@ static void gmc_v10_0_get_clockgating_state(void *handle, u32 *flags) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 1, 3)) + return; + adev->mmhub.funcs->get_clockgating(adev, flags); if (adev->ip_versions[ATHUB_HWIP][0] >= IP_VERSION(2, 1, 0)) diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index e8e4749e9c79..f0638db57111 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -2057,6 +2057,10 @@ static int sdma_v4_0_suspend(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + /* SMU saves SDMA state for us */ + if (adev->in_s0ix) + return 0; + return sdma_v4_0_hw_fini(adev); } @@ -2064,6 +2068,10 @@ static int sdma_v4_0_resume(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + /* SMU restores SDMA state for us */ + if (adev->in_s0ix) + return 0; + return sdma_v4_0_hw_init(adev); } diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 0fc1747e4a70..12f80fdc1fbc 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -619,8 +619,8 @@ soc15_asic_reset_method(struct amdgpu_device *adev) static int soc15_asic_reset(struct amdgpu_device *adev) { /* original raven doesn't have full asic reset */ - if ((adev->apu_flags & AMD_APU_IS_RAVEN) && - !(adev->apu_flags & AMD_APU_IS_RAVEN2)) + if ((adev->apu_flags & AMD_APU_IS_RAVEN) || + (adev->apu_flags & AMD_APU_IS_RAVEN2)) return 0; switch (soc15_asic_reset_method(adev)) { @@ -1114,8 +1114,11 @@ static int soc15_common_early_init(void *handle) AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_VCN_MGCG; + /* + * MMHUB PG needs to be disabled for Picasso for + * stability reasons. + */ adev->pg_flags = AMD_PG_SUPPORT_SDMA | - AMD_PG_SUPPORT_MMHUB | AMD_PG_SUPPORT_VCN; } else { adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 7f9773f8dab6..075429bea427 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3653,7 +3653,7 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) /* Use GRPH_PFLIP interrupt */ for (i = DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT; - i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + adev->mode_info.num_crtc - 1; + i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + dc->caps.max_otg_num - 1; i++) { r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, i, &adev->pageflip_irq); if (r) { @@ -4256,6 +4256,9 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) } #endif + /* Disable vblank IRQs aggressively for power-saving. */ + adev_to_drm(adev)->vblank_disable_immediate = true; + /* loops over all connectors on the board */ for (i = 0; i < link_cnt; i++) { struct dc_link *link = NULL; @@ -4301,19 +4304,17 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) update_connector_ext_caps(aconnector); if (psr_feature_enabled) amdgpu_dm_set_psr_caps(link); + + /* TODO: Fix vblank control helpers to delay PSR entry to allow this when + * PSR is also supported. + */ + if (link->psr_settings.psr_feature_enabled) + adev_to_drm(adev)->vblank_disable_immediate = false; } } - /* - * Disable vblank IRQs aggressively for power-saving. - * - * TODO: Fix vblank control helpers to delay PSR entry to allow this when PSR - * is also supported. - */ - adev_to_drm(adev)->vblank_disable_immediate = !psr_feature_enabled; - /* Software is initialized. Now we can register interrupt handlers. */ switch (adev->asic_type) { #if defined(CONFIG_DRM_AMD_DC_SI) diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c index ff5bb152ef49..e6ef36de0825 100644 --- a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c +++ b/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c @@ -2033,10 +2033,10 @@ static void calculate_bandwidth( kfree(surface_type); free_tiling_mode: kfree(tiling_mode); -free_yclk: - kfree(yclk); free_sclk: kfree(sclk); +free_yclk: + kfree(yclk); } /******************************************************************************* diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c index ec19678a0702..e447c74be713 100644 --- a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c +++ b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c @@ -503,7 +503,6 @@ static void dcn_bw_calc_rq_dlg_ttu( //input[in_idx].dout.output_standard; /*todo: soc->sr_enter_plus_exit_time??*/ - dlg_sys_param->t_srx_delay_us = dc->dcn_ip->dcfclk_cstate_latency / v->dcf_clk_deep_sleep; dml1_rq_dlg_get_rq_params(dml, rq_param, &input->pipe.src); dml1_extract_rq_regs(dml, rq_regs, rq_param); diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c index f977f29907df..10c7be40dfb0 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c @@ -473,8 +473,10 @@ static void dcn3_get_memclk_states_from_smu(struct clk_mgr *clk_mgr_base) clk_mgr_base->bw_params->dc_mode_softmax_memclk = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_UCLK); /* Refresh bounding box */ + DC_FP_START(); clk_mgr_base->ctx->dc->res_pool->funcs->update_bw_bounding_box( clk_mgr->base.ctx->dc, clk_mgr_base->bw_params); + DC_FP_END(); } static bool dcn3_is_smu_present(struct clk_mgr *clk_mgr_base) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c index 48005def1164..bc4ddc36fe58 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c @@ -570,32 +570,32 @@ static struct wm_table lpddr5_wm_table = { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 7.95, - .sr_enter_plus_exit_time_us = 9, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.82, - .sr_enter_plus_exit_time_us = 11.196, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.89, - .sr_enter_plus_exit_time_us = 11.24, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.748, - .sr_enter_plus_exit_time_us = 11.102, + .sr_exit_time_us = 13.5, + .sr_enter_plus_exit_time_us = 16.5, .valid = true, }, } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index 4162ce40089b..9d17c5a5ae01 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -329,38 +329,38 @@ static struct clk_bw_params dcn31_bw_params = { }; -static struct wm_table ddr4_wm_table = { +static struct wm_table ddr5_wm_table = { .entries = { { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 6.09, - .sr_enter_plus_exit_time_us = 7.14, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .valid = true, }, } @@ -687,7 +687,7 @@ void dcn31_clk_mgr_construct( if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { dcn31_bw_params.wm_table = lpddr5_wm_table; } else { - dcn31_bw_params.wm_table = ddr4_wm_table; + dcn31_bw_params.wm_table = ddr5_wm_table; } /* Saved clocks configured at boot for debug purposes */ dcn31_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, &clk_mgr->base.base, &log_info); diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c index a1011f3273f3..de3f4643eeef 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c @@ -120,7 +120,11 @@ static int dcn31_smu_send_msg_with_param(struct clk_mgr_internal *clk_mgr, result = dcn31_smu_wait_for_response(clk_mgr, 10, 200000); if (result == VBIOSSMC_Result_Failed) { - ASSERT(0); + if (msg_id == VBIOSSMC_MSG_TransferTableDram2Smu && + param == TABLE_WATERMARKS) + DC_LOG_WARNING("Watermarks table not configured properly by SMU"); + else + ASSERT(0); REG_WRITE(MP1_SMN_C2PMSG_91, VBIOSSMC_Result_OK); return -1; } diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 01c8849b9db2..ba1aa994db4b 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -985,10 +985,13 @@ static bool dc_construct(struct dc *dc, goto fail; #ifdef CONFIG_DRM_AMD_DC_DCN dc->clk_mgr->force_smu_not_present = init_params->force_smu_not_present; -#endif - if (dc->res_pool->funcs->update_bw_bounding_box) + if (dc->res_pool->funcs->update_bw_bounding_box) { + DC_FP_START(); dc->res_pool->funcs->update_bw_bounding_box(dc, dc->clk_mgr->bw_params); + DC_FP_END(); + } +#endif /* Creation of current_state must occur after dc->dml * is initialized in dc_create_resource_pool because @@ -1220,6 +1223,8 @@ struct dc *dc_create(const struct dc_init_data *init_params) dc->caps.max_dp_protocol_version = DP_VERSION_1_4; + dc->caps.max_otg_num = dc->res_pool->res_cap->num_timing_generator; + if (dc->res_pool->dmcu != NULL) dc->versions.dmcu_version = dc->res_pool->dmcu->dmcu_version; } @@ -1404,20 +1409,34 @@ static void program_timing_sync( status->timing_sync_info.master = false; } - /* remove any other unblanked pipes as they have already been synced */ - for (j = j + 1; j < group_size; j++) { - bool is_blanked; - if (pipe_set[j]->stream_res.opp->funcs->dpg_is_blanked) - is_blanked = - pipe_set[j]->stream_res.opp->funcs->dpg_is_blanked(pipe_set[j]->stream_res.opp); - else - is_blanked = - pipe_set[j]->stream_res.tg->funcs->is_blanked(pipe_set[j]->stream_res.tg); - if (!is_blanked) { - group_size--; - pipe_set[j] = pipe_set[group_size]; - j--; + /* remove any other pipes that are already been synced */ + if (dc->config.use_pipe_ctx_sync_logic) { + /* check pipe's syncd to decide which pipe to be removed */ + for (j = 1; j < group_size; j++) { + if (pipe_set[j]->pipe_idx_syncd == pipe_set[0]->pipe_idx_syncd) { + group_size--; + pipe_set[j] = pipe_set[group_size]; + j--; + } else + /* link slave pipe's syncd with master pipe */ + pipe_set[j]->pipe_idx_syncd = pipe_set[0]->pipe_idx_syncd; + } + } else { + for (j = j + 1; j < group_size; j++) { + bool is_blanked; + + if (pipe_set[j]->stream_res.opp->funcs->dpg_is_blanked) + is_blanked = + pipe_set[j]->stream_res.opp->funcs->dpg_is_blanked(pipe_set[j]->stream_res.opp); + else + is_blanked = + pipe_set[j]->stream_res.tg->funcs->is_blanked(pipe_set[j]->stream_res.tg); + if (!is_blanked) { + group_size--; + pipe_set[j] = pipe_set[group_size]; + j--; + } } } diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 05e216524370..61b8f29a0c30 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -202,7 +202,7 @@ void dp_wait_for_training_aux_rd_interval( uint32_t wait_in_micro_secs) { #if defined(CONFIG_DRM_AMD_DC_DCN) - if (wait_in_micro_secs > 16000) + if (wait_in_micro_secs > 1000) msleep(wait_in_micro_secs/1000); else udelay(wait_in_micro_secs); @@ -5597,6 +5597,26 @@ static bool retrieve_link_cap(struct dc_link *link) dp_hw_fw_revision.ieee_fw_rev, sizeof(dp_hw_fw_revision.ieee_fw_rev)); + /* Quirk for Apple MBP 2018 15" Retina panels: wrong DP_MAX_LINK_RATE */ + { + uint8_t str_mbp_2018[] = { 101, 68, 21, 103, 98, 97 }; + uint8_t fwrev_mbp_2018[] = { 7, 4 }; + uint8_t fwrev_mbp_2018_vega[] = { 8, 4 }; + + /* We also check for the firmware revision as 16,1 models have an + * identical device id and are incorrectly quirked otherwise. + */ + if ((link->dpcd_caps.sink_dev_id == 0x0010fa) && + !memcmp(link->dpcd_caps.sink_dev_id_str, str_mbp_2018, + sizeof(str_mbp_2018)) && + (!memcmp(link->dpcd_caps.sink_fw_revision, fwrev_mbp_2018, + sizeof(fwrev_mbp_2018)) || + !memcmp(link->dpcd_caps.sink_fw_revision, fwrev_mbp_2018_vega, + sizeof(fwrev_mbp_2018_vega)))) { + link->reported_link_cap.link_rate = LINK_RATE_RBR2; + } + } + memset(&link->dpcd_caps.dsc_caps, '\0', sizeof(link->dpcd_caps.dsc_caps)); memset(&link->dpcd_caps.fec_cap, '\0', sizeof(link->dpcd_caps.fec_cap)); @@ -6935,7 +6955,7 @@ bool dpcd_write_128b_132b_sst_payload_allocation_table( } } retries++; - udelay(5000); + msleep(5); } if (!result && retries == max_retries) { @@ -6987,7 +7007,7 @@ bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link) break; } - udelay(5000); + msleep(5); } if (result == ACT_FAILED) { diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index d4ff6cc6b8d9..18757c158523 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -1964,10 +1964,6 @@ enum dc_status dc_remove_stream_from_ctx( dc->res_pool, del_pipe->stream_res.stream_enc, false); - /* Release link encoder from stream in new dc_state. */ - if (dc->res_pool->funcs->link_enc_unassign) - dc->res_pool->funcs->link_enc_unassign(new_ctx, del_pipe->stream); - #if defined(CONFIG_DRM_AMD_DC_DCN) if (is_dp_128b_132b_signal(del_pipe)) { update_hpo_dp_stream_engine_usage( @@ -3217,6 +3213,60 @@ struct hpo_dp_link_encoder *resource_get_hpo_dp_link_enc_for_det_lt( } #endif +void reset_syncd_pipes_from_disabled_pipes(struct dc *dc, + struct dc_state *context) +{ + int i, j; + struct pipe_ctx *pipe_ctx_old, *pipe_ctx, *pipe_ctx_syncd; + + /* If pipe backend is reset, need to reset pipe syncd status */ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe_ctx_old = &dc->current_state->res_ctx.pipe_ctx[i]; + pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + if (!pipe_ctx_old->stream) + continue; + + if (pipe_ctx_old->top_pipe || pipe_ctx_old->prev_odm_pipe) + continue; + + if (!pipe_ctx->stream || + pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) { + + /* Reset all the syncd pipes from the disabled pipe */ + for (j = 0; j < dc->res_pool->pipe_count; j++) { + pipe_ctx_syncd = &context->res_ctx.pipe_ctx[j]; + if ((GET_PIPE_SYNCD_FROM_PIPE(pipe_ctx_syncd) == pipe_ctx_old->pipe_idx) || + !IS_PIPE_SYNCD_VALID(pipe_ctx_syncd)) + SET_PIPE_SYNCD_TO_PIPE(pipe_ctx_syncd, j); + } + } + } +} + +void check_syncd_pipes_for_disabled_master_pipe(struct dc *dc, + struct dc_state *context, + uint8_t disabled_master_pipe_idx) +{ + int i; + struct pipe_ctx *pipe_ctx, *pipe_ctx_check; + + pipe_ctx = &context->res_ctx.pipe_ctx[disabled_master_pipe_idx]; + if ((GET_PIPE_SYNCD_FROM_PIPE(pipe_ctx) != disabled_master_pipe_idx) || + !IS_PIPE_SYNCD_VALID(pipe_ctx)) + SET_PIPE_SYNCD_TO_PIPE(pipe_ctx, disabled_master_pipe_idx); + + /* for the pipe disabled, check if any slave pipe exists and assert */ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe_ctx_check = &context->res_ctx.pipe_ctx[i]; + + if ((GET_PIPE_SYNCD_FROM_PIPE(pipe_ctx_check) == disabled_master_pipe_idx) && + IS_PIPE_SYNCD_VALID(pipe_ctx_check) && (i != disabled_master_pipe_idx)) + DC_ERR("DC: Failure: pipe_idx[%d] syncd with disabled master pipe_idx[%d]\n", + i, disabled_master_pipe_idx); + } +} + uint8_t resource_transmitter_to_phy_idx(const struct dc *dc, enum transmitter transmitter) { /* TODO - get transmitter to phy idx mapping from DMUB */ diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index da2c78ce14d6..b51864890621 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -202,6 +202,7 @@ struct dc_caps { bool edp_dsc_support; bool vbios_lttpr_aware; bool vbios_lttpr_enable; + uint32_t max_otg_num; }; struct dc_bug_wa { @@ -344,6 +345,7 @@ struct dc_config { uint8_t vblank_alignment_max_frame_time_diff; bool is_asymmetric_memory; bool is_single_rank_dimm; + bool use_pipe_ctx_sync_logic; }; enum visual_confirm { diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 78192ecba102..eb2755bdb30e 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -1566,6 +1566,10 @@ static enum dc_status apply_single_controller_ctx_to_hw( &pipe_ctx->stream->audio_info); } + /* make sure no pipes syncd to the pipe being enabled */ + if (!pipe_ctx->stream->apply_seamless_boot_optimization && dc->config.use_pipe_ctx_sync_logic) + check_syncd_pipes_for_disabled_master_pipe(dc, context, pipe_ctx->pipe_idx); + #if defined(CONFIG_DRM_AMD_DC_DCN) /* DCN3.1 FPGA Workaround * Need to enable HPO DP Stream Encoder before setting OTG master enable. @@ -1604,11 +1608,6 @@ static enum dc_status apply_single_controller_ctx_to_hw( pipe_ctx->stream_res.stream_enc, pipe_ctx->stream_res.tg->inst); - if (dc_is_dp_signal(pipe_ctx->stream->signal) && - pipe_ctx->stream_res.stream_enc->funcs->reset_fifo) - pipe_ctx->stream_res.stream_enc->funcs->reset_fifo( - pipe_ctx->stream_res.stream_enc); - if (dc_is_dp_signal(pipe_ctx->stream->signal)) dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_OTG); @@ -1835,9 +1834,29 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) break; } } - // We are trying to enable eDP, don't power down VDD - if (can_apply_edp_fast_boot) + + /* + * TO-DO: So far the code logic below only addresses single eDP case. + * For dual eDP case, there are a few things that need to be + * implemented first: + * + * 1. Change the fastboot logic above, so eDP link[0 or 1]'s + * stream[0 or 1] will all be checked. + * + * 2. Change keep_edp_vdd_on to an array, and maintain keep_edp_vdd_on + * for each eDP. + * + * Once above 2 things are completed, we can then change the logic below + * correspondingly, so dual eDP case will be fully covered. + */ + + // We are trying to enable eDP, don't power down VDD if eDP stream is existing + if ((edp_stream_num == 1 && edp_streams[0] != NULL) || can_apply_edp_fast_boot) { keep_edp_vdd_on = true; + DC_LOG_EVENT_LINK_TRAINING("Keep eDP Vdd on\n"); + } else { + DC_LOG_EVENT_LINK_TRAINING("No eDP stream enabled, turn eDP Vdd off\n"); + } } // Check seamless boot support @@ -2297,6 +2316,10 @@ enum dc_status dce110_apply_ctx_to_hw( enum dc_status status; int i; + /* reset syncd pipes from disabled pipes */ + if (dc->config.use_pipe_ctx_sync_logic) + reset_syncd_pipes_from_disabled_pipes(dc, context); + /* Reset old context */ /* look up the targets that have been removed since last commit */ hws->funcs.reset_hw_ctx_wrap(dc, context); diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c index bf4436d7aaab..b0c08ee6bc2c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c @@ -902,19 +902,6 @@ void enc1_stream_encoder_stop_dp_info_packets( } -void enc1_stream_encoder_reset_fifo( - struct stream_encoder *enc) -{ - struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); - - /* set DIG_START to 0x1 to reset FIFO */ - REG_UPDATE(DIG_FE_CNTL, DIG_START, 1); - udelay(100); - - /* write 0 to take the FIFO out of reset */ - REG_UPDATE(DIG_FE_CNTL, DIG_START, 0); -} - void enc1_stream_encoder_dp_blank( struct dc_link *link, struct stream_encoder *enc) @@ -1600,8 +1587,6 @@ static const struct stream_encoder_funcs dcn10_str_enc_funcs = { enc1_stream_encoder_send_immediate_sdp_message, .stop_dp_info_packets = enc1_stream_encoder_stop_dp_info_packets, - .reset_fifo = - enc1_stream_encoder_reset_fifo, .dp_blank = enc1_stream_encoder_dp_blank, .dp_unblank = diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h index a146a41f68e9..687d7e4bf7ca 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h @@ -626,9 +626,6 @@ void enc1_stream_encoder_send_immediate_sdp_message( void enc1_stream_encoder_stop_dp_info_packets( struct stream_encoder *enc); -void enc1_stream_encoder_reset_fifo( - struct stream_encoder *enc); - void enc1_stream_encoder_dp_blank( struct dc_link *link, struct stream_encoder *enc); diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 2bc93df023ad..2a72517e2b28 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -1069,7 +1069,7 @@ static const struct dc_debug_options debug_defaults_drv = { .timing_trace = false, .clock_trace = true, .disable_pplib_clock_request = true, - .pipe_split_policy = MPC_SPLIT_DYNAMIC, + .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP, .force_single_disp_pipe_split = false, .disable_dcc = DCC_ENABLE, .vsr_support = true, diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c index 8a70f92795c2..aab25ca8343a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c @@ -593,8 +593,6 @@ static const struct stream_encoder_funcs dcn20_str_enc_funcs = { enc1_stream_encoder_send_immediate_sdp_message, .stop_dp_info_packets = enc1_stream_encoder_stop_dp_info_packets, - .reset_fifo = - enc1_stream_encoder_reset_fifo, .dp_blank = enc1_stream_encoder_dp_blank, .dp_unblank = diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c index 8daa12730bc1..a04ca4a98392 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c @@ -789,8 +789,6 @@ static const struct stream_encoder_funcs dcn30_str_enc_funcs = { enc3_stream_encoder_update_dp_info_packets, .stop_dp_info_packets = enc1_stream_encoder_stop_dp_info_packets, - .reset_fifo = - enc1_stream_encoder_reset_fifo, .dp_blank = enc1_stream_encoder_dp_blank, .dp_unblank = diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c index 602ec9a08549..8ca26383b568 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c @@ -1878,7 +1878,6 @@ noinline bool dcn30_internal_validate_bw( dc->res_pool->funcs->update_soc_for_wm_a(dc, context); pipe_cnt = dc->res_pool->funcs->populate_dml_pipes(dc, context, pipes, fast_validate); - DC_FP_START(); if (!pipe_cnt) { out = true; goto validate_out; @@ -2104,7 +2103,6 @@ validate_fail: out = false; validate_out: - DC_FP_END(); return out; } @@ -2306,7 +2304,9 @@ bool dcn30_validate_bandwidth(struct dc *dc, BW_VAL_TRACE_COUNT(); + DC_FP_START(); out = dcn30_internal_validate_bw(dc, context, pipes, &pipe_cnt, &vlevel, fast_validate); + DC_FP_END(); if (pipe_cnt == 0) goto validate_out; diff --git a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c index c1c6e602b06c..5d9637b07429 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c @@ -686,7 +686,7 @@ static const struct dc_debug_options debug_defaults_drv = { .disable_clock_gate = true, .disable_pplib_clock_request = true, .disable_pplib_wm_range = true, - .pipe_split_policy = MPC_SPLIT_DYNAMIC, + .pipe_split_policy = MPC_SPLIT_AVOID, .force_single_disp_pipe_split = false, .disable_dcc = DCC_ENABLE, .vsr_support = true, @@ -1380,6 +1380,17 @@ static void set_wm_ranges( pp_smu->nv_funcs.set_wm_ranges(&pp_smu->nv_funcs.pp_smu, &ranges); } +static void dcn301_calculate_wm_and_dlg( + struct dc *dc, struct dc_state *context, + display_e2e_pipe_params_st *pipes, + int pipe_cnt, + int vlevel) +{ + DC_FP_START(); + dcn301_calculate_wm_and_dlg_fp(dc, context, pipes, pipe_cnt, vlevel); + DC_FP_END(); +} + static struct resource_funcs dcn301_res_pool_funcs = { .destroy = dcn301_destroy_resource_pool, .link_enc_create = dcn301_link_encoder_create, diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubbub.c index 90c73a1cb986..5e3bcaf12cac 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubbub.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubbub.c @@ -138,8 +138,11 @@ static uint32_t convert_and_clamp( ret_val = wm_ns * refclk_mhz; ret_val /= 1000; - if (ret_val > clamp_value) + if (ret_val > clamp_value) { + /* clamping WMs is abnormal, unexpected and may lead to underflow*/ + ASSERT(0); ret_val = clamp_value; + } return ret_val; } @@ -159,7 +162,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->a.urgent_ns > hubbub2->watermarks.a.urgent_ns) { hubbub2->watermarks.a.urgent_ns = watermarks->a.urgent_ns; prog_wm_value = convert_and_clamp(watermarks->a.urgent_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, 0, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_A, prog_wm_value); @@ -193,7 +196,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->a.urgent_latency_ns > hubbub2->watermarks.a.urgent_latency_ns) { hubbub2->watermarks.a.urgent_latency_ns = watermarks->a.urgent_latency_ns; prog_wm_value = convert_and_clamp(watermarks->a.urgent_latency_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A, 0, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_A, prog_wm_value); } else if (watermarks->a.urgent_latency_ns < hubbub2->watermarks.a.urgent_latency_ns) @@ -203,7 +206,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->b.urgent_ns > hubbub2->watermarks.b.urgent_ns) { hubbub2->watermarks.b.urgent_ns = watermarks->b.urgent_ns; prog_wm_value = convert_and_clamp(watermarks->b.urgent_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, 0, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_B, prog_wm_value); @@ -237,7 +240,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->b.urgent_latency_ns > hubbub2->watermarks.b.urgent_latency_ns) { hubbub2->watermarks.b.urgent_latency_ns = watermarks->b.urgent_latency_ns; prog_wm_value = convert_and_clamp(watermarks->b.urgent_latency_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, 0, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_B, prog_wm_value); } else if (watermarks->b.urgent_latency_ns < hubbub2->watermarks.b.urgent_latency_ns) @@ -247,7 +250,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->c.urgent_ns > hubbub2->watermarks.c.urgent_ns) { hubbub2->watermarks.c.urgent_ns = watermarks->c.urgent_ns; prog_wm_value = convert_and_clamp(watermarks->c.urgent_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, 0, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_C, prog_wm_value); @@ -281,7 +284,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->c.urgent_latency_ns > hubbub2->watermarks.c.urgent_latency_ns) { hubbub2->watermarks.c.urgent_latency_ns = watermarks->c.urgent_latency_ns; prog_wm_value = convert_and_clamp(watermarks->c.urgent_latency_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, 0, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_C, prog_wm_value); } else if (watermarks->c.urgent_latency_ns < hubbub2->watermarks.c.urgent_latency_ns) @@ -291,7 +294,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->d.urgent_ns > hubbub2->watermarks.d.urgent_ns) { hubbub2->watermarks.d.urgent_ns = watermarks->d.urgent_ns; prog_wm_value = convert_and_clamp(watermarks->d.urgent_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, 0, DCHUBBUB_ARB_DATA_URGENCY_WATERMARK_D, prog_wm_value); @@ -325,7 +328,7 @@ static bool hubbub31_program_urgent_watermarks( if (safe_to_lower || watermarks->d.urgent_latency_ns > hubbub2->watermarks.d.urgent_latency_ns) { hubbub2->watermarks.d.urgent_latency_ns = watermarks->d.urgent_latency_ns; prog_wm_value = convert_and_clamp(watermarks->d.urgent_latency_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0x3fff); REG_SET(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, 0, DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D, prog_wm_value); } else if (watermarks->d.urgent_latency_ns < hubbub2->watermarks.d.urgent_latency_ns) @@ -351,7 +354,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->a.cstate_pstate.cstate_enter_plus_exit_ns; prog_wm_value = convert_and_clamp( watermarks->a.cstate_pstate.cstate_enter_plus_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_A, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_EXIT_WATERMARK_A calculated =%d\n" @@ -367,7 +370,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->a.cstate_pstate.cstate_exit_ns; prog_wm_value = convert_and_clamp( watermarks->a.cstate_pstate.cstate_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_A, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_A calculated =%d\n" @@ -383,7 +386,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->a.cstate_pstate.cstate_enter_plus_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->a.cstate_pstate.cstate_enter_plus_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_A, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_A, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_WATERMARK_Z8_A calculated =%d\n" @@ -399,7 +402,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->a.cstate_pstate.cstate_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->a.cstate_pstate.cstate_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_A, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_A, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_Z8_A calculated =%d\n" @@ -416,7 +419,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->b.cstate_pstate.cstate_enter_plus_exit_ns; prog_wm_value = convert_and_clamp( watermarks->b.cstate_pstate.cstate_enter_plus_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_B, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_EXIT_WATERMARK_B calculated =%d\n" @@ -432,7 +435,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->b.cstate_pstate.cstate_exit_ns; prog_wm_value = convert_and_clamp( watermarks->b.cstate_pstate.cstate_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_B, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_B calculated =%d\n" @@ -448,7 +451,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->b.cstate_pstate.cstate_enter_plus_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->b.cstate_pstate.cstate_enter_plus_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_B, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_B, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_WATERMARK_Z8_B calculated =%d\n" @@ -464,7 +467,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->b.cstate_pstate.cstate_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->b.cstate_pstate.cstate_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_B, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_B, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_Z8_B calculated =%d\n" @@ -481,7 +484,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->c.cstate_pstate.cstate_enter_plus_exit_ns; prog_wm_value = convert_and_clamp( watermarks->c.cstate_pstate.cstate_enter_plus_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_C, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_EXIT_WATERMARK_C calculated =%d\n" @@ -497,7 +500,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->c.cstate_pstate.cstate_exit_ns; prog_wm_value = convert_and_clamp( watermarks->c.cstate_pstate.cstate_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_C, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_C calculated =%d\n" @@ -513,7 +516,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->c.cstate_pstate.cstate_enter_plus_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->c.cstate_pstate.cstate_enter_plus_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_C, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_C, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_WATERMARK_Z8_C calculated =%d\n" @@ -529,7 +532,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->c.cstate_pstate.cstate_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->c.cstate_pstate.cstate_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_C, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_C, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_Z8_C calculated =%d\n" @@ -546,7 +549,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->d.cstate_pstate.cstate_enter_plus_exit_ns; prog_wm_value = convert_and_clamp( watermarks->d.cstate_pstate.cstate_enter_plus_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_D, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_EXIT_WATERMARK_D calculated =%d\n" @@ -562,7 +565,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->d.cstate_pstate.cstate_exit_ns; prog_wm_value = convert_and_clamp( watermarks->d.cstate_pstate.cstate_exit_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_D, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_D calculated =%d\n" @@ -578,7 +581,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->d.cstate_pstate.cstate_enter_plus_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->d.cstate_pstate.cstate_enter_plus_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_D, 0, DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_D, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_ENTER_WATERMARK_Z8_D calculated =%d\n" @@ -594,7 +597,7 @@ static bool hubbub31_program_stutter_watermarks( watermarks->d.cstate_pstate.cstate_exit_z8_ns; prog_wm_value = convert_and_clamp( watermarks->d.cstate_pstate.cstate_exit_z8_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_D, 0, DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_D, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("SR_EXIT_WATERMARK_Z8_D calculated =%d\n" @@ -625,7 +628,7 @@ static bool hubbub31_program_pstate_watermarks( watermarks->a.cstate_pstate.pstate_change_ns; prog_wm_value = convert_and_clamp( watermarks->a.cstate_pstate.pstate_change_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, 0, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_A, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("DRAM_CLK_CHANGE_WATERMARK_A calculated =%d\n" @@ -642,7 +645,7 @@ static bool hubbub31_program_pstate_watermarks( watermarks->b.cstate_pstate.pstate_change_ns; prog_wm_value = convert_and_clamp( watermarks->b.cstate_pstate.pstate_change_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, 0, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_B, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("DRAM_CLK_CHANGE_WATERMARK_B calculated =%d\n" @@ -659,7 +662,7 @@ static bool hubbub31_program_pstate_watermarks( watermarks->c.cstate_pstate.pstate_change_ns; prog_wm_value = convert_and_clamp( watermarks->c.cstate_pstate.pstate_change_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, 0, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_C, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("DRAM_CLK_CHANGE_WATERMARK_C calculated =%d\n" @@ -676,7 +679,7 @@ static bool hubbub31_program_pstate_watermarks( watermarks->d.cstate_pstate.pstate_change_ns; prog_wm_value = convert_and_clamp( watermarks->d.cstate_pstate.pstate_change_ns, - refclk_mhz, 0x1fffff); + refclk_mhz, 0xffff); REG_SET(DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, 0, DCHUBBUB_ARB_ALLOW_DRAM_CLK_CHANGE_WATERMARK_D, prog_wm_value); DC_LOG_BANDWIDTH_CALCS("DRAM_CLK_CHANGE_WATERMARK_D calculated =%d\n" diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index 42ed47e8133d..8d64187478e4 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -2260,6 +2260,9 @@ static bool dcn31_resource_construct( dc->caps.color.mpc.ogam_rom_caps.hlg = 0; dc->caps.color.mpc.ocsc = 1; + /* Use pipe context based otg sync logic */ + dc->config.use_pipe_ctx_sync_logic = true; + /* read VBIOS LTTPR caps */ { if (ctx->dc_bios->funcs->get_lttpr_caps) { diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c index 246071c72f6b..548cdef8a8ad 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c @@ -1576,8 +1576,6 @@ void dml20_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib, dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib, e2e_pipe_param, num_pipes); - dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency - / dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated print__dlg_sys_params_st(mode_lib, &dlg_sys_param); diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c index 015e7f2c0b16..0fc9f3e3ffae 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c @@ -1577,8 +1577,6 @@ void dml20v2_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib, dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib, e2e_pipe_param, num_pipes); - dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency - / dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated print__dlg_sys_params_st(mode_lib, &dlg_sys_param); diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.c b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.c index 8bc27de4c104..618f4b682ab1 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.c @@ -1688,8 +1688,6 @@ void dml21_rq_dlg_get_dlg_reg( mode_lib, e2e_pipe_param, num_pipes); - dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency - / dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated print__dlg_sys_params_st(mode_lib, &dlg_sys_param); diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c index aef854270054..747167083dea 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c @@ -1858,8 +1858,6 @@ void dml30_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib, dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib, e2e_pipe_param, num_pipes); - dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency - / dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated print__dlg_sys_params_st(mode_lib, &dlg_sys_param); diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c index 94c32832a0e7..0a7a33864973 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c @@ -327,7 +327,7 @@ void dcn301_fpu_init_soc_bounding_box(struct bp_soc_bb_info bb_info) dcn3_01_soc.sr_exit_time_us = bb_info.dram_sr_exit_latency_100ns * 10; } -void dcn301_calculate_wm_and_dlg(struct dc *dc, +void dcn301_calculate_wm_and_dlg_fp(struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes, int pipe_cnt, diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.h b/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.h index fc7065d17842..774b0fdfc80b 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.h @@ -34,7 +34,7 @@ void dcn301_fpu_set_wm_ranges(int i, void dcn301_fpu_init_soc_bounding_box(struct bp_soc_bb_info bb_info); -void dcn301_calculate_wm_and_dlg(struct dc *dc, +void dcn301_calculate_wm_and_dlg_fp(struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes, int pipe_cnt, diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h index d46a2733024c..8f9f1d607f7c 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h @@ -546,7 +546,6 @@ struct _vcs_dpi_display_dlg_sys_params_st { double t_sr_wm_us; double t_extra_us; double mem_trip_us; - double t_srx_delay_us; double deepsleep_dcfclk_mhz; double total_flip_bw; unsigned int total_flip_bytes; diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.c b/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.c index 71ea503cb32f..412e75eb4704 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.c +++ b/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.c @@ -142,9 +142,6 @@ void print__dlg_sys_params_st(struct display_mode_lib *mode_lib, const struct _v dml_print("DML_RQ_DLG_CALC: t_sr_wm_us = %3.2f\n", dlg_sys_param->t_sr_wm_us); dml_print("DML_RQ_DLG_CALC: t_extra_us = %3.2f\n", dlg_sys_param->t_extra_us); dml_print( - "DML_RQ_DLG_CALC: t_srx_delay_us = %3.2f\n", - dlg_sys_param->t_srx_delay_us); - dml_print( "DML_RQ_DLG_CALC: deepsleep_dcfclk_mhz = %3.2f\n", dlg_sys_param->deepsleep_dcfclk_mhz); dml_print( diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c index 59dc2c5b58dd..3df559c591f8 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c @@ -1331,10 +1331,6 @@ void dml1_rq_dlg_get_dlg_params( if (dual_plane) DTRACE("DLG: %s: swath_height_c = %d", __func__, swath_height_c); - DTRACE( - "DLG: %s: t_srx_delay_us = %3.2f", - __func__, - (double) dlg_sys_param->t_srx_delay_us); DTRACE("DLG: %s: line_time_in_us = %3.2f", __func__, (double) line_time_in_us); DTRACE("DLG: %s: vupdate_offset = %d", __func__, vupdate_offset); DTRACE("DLG: %s: vupdate_width = %d", __func__, vupdate_width); diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h index 890280026e69..943240e2809e 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h +++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h @@ -382,6 +382,7 @@ struct pipe_ctx { struct pll_settings pll_settings; uint8_t pipe_idx; + uint8_t pipe_idx_syncd; struct pipe_ctx *top_pipe; struct pipe_ctx *bottom_pipe; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h index 073f8b667eff..c88e113b94d1 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h @@ -164,10 +164,6 @@ struct stream_encoder_funcs { void (*stop_dp_info_packets)( struct stream_encoder *enc); - void (*reset_fifo)( - struct stream_encoder *enc - ); - void (*dp_blank)( struct dc_link *link, struct stream_encoder *enc); diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h index 4249bf306e09..dbfe6690ded8 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/resource.h +++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h @@ -34,6 +34,10 @@ #define MEMORY_TYPE_HBM 2 +#define IS_PIPE_SYNCD_VALID(pipe) ((((pipe)->pipe_idx_syncd) & 0x80)?1:0) +#define GET_PIPE_SYNCD_FROM_PIPE(pipe) ((pipe)->pipe_idx_syncd & 0x7F) +#define SET_PIPE_SYNCD_TO_PIPE(pipe, pipe_syncd) ((pipe)->pipe_idx_syncd = (0x80 | pipe_syncd)) + enum dce_version resource_parse_asic_id( struct hw_asic_id asic_id); @@ -208,6 +212,13 @@ struct hpo_dp_link_encoder *resource_get_hpo_dp_link_enc_for_det_lt( const struct dc_link *link); #endif +void reset_syncd_pipes_from_disabled_pipes(struct dc *dc, + struct dc_state *context); + +void check_syncd_pipes_for_disabled_master_pipe(struct dc *dc, + struct dc_state *context, + uint8_t disabled_master_pipe_idx); + uint8_t resource_transmitter_to_phy_idx(const struct dc *dc, enum transmitter transmitter); #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */ diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index e2cae97f4ff1..48cc009d9bdf 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -3462,8 +3462,7 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj, attr == &sensor_dev_attr_power2_cap_min.dev_attr.attr || attr == &sensor_dev_attr_power2_cap.dev_attr.attr || attr == &sensor_dev_attr_power2_cap_default.dev_attr.attr || - attr == &sensor_dev_attr_power2_label.dev_attr.attr || - attr == &sensor_dev_attr_power1_label.dev_attr.attr)) + attr == &sensor_dev_attr_power2_label.dev_attr.attr)) return 0; return effective_mode; diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index 777f717c37ae..5488a0edb942 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -421,6 +421,36 @@ static int sienna_cichlid_store_powerplay_table(struct smu_context *smu) return 0; } +static int sienna_cichlid_patch_pptable_quirk(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + uint32_t *board_reserved; + uint16_t *freq_table_gfx; + uint32_t i; + + /* Fix some OEM SKU specific stability issues */ + GET_PPTABLE_MEMBER(BoardReserved, &board_reserved); + if ((adev->pdev->device == 0x73DF) && + (adev->pdev->revision == 0XC3) && + (adev->pdev->subsystem_device == 0x16C2) && + (adev->pdev->subsystem_vendor == 0x1043)) + board_reserved[0] = 1387; + + GET_PPTABLE_MEMBER(FreqTableGfx, &freq_table_gfx); + if ((adev->pdev->device == 0x73DF) && + (adev->pdev->revision == 0XC3) && + ((adev->pdev->subsystem_device == 0x16C2) || + (adev->pdev->subsystem_device == 0x133C)) && + (adev->pdev->subsystem_vendor == 0x1043)) { + for (i = 0; i < NUM_GFXCLK_DPM_LEVELS; i++) { + if (freq_table_gfx[i] > 2500) + freq_table_gfx[i] = 2500; + } + } + + return 0; +} + static int sienna_cichlid_setup_pptable(struct smu_context *smu) { int ret = 0; @@ -441,7 +471,7 @@ static int sienna_cichlid_setup_pptable(struct smu_context *smu) if (ret) return ret; - return ret; + return sienna_cichlid_patch_pptable_quirk(smu); } static int sienna_cichlid_tables_init(struct smu_context *smu) @@ -1238,21 +1268,37 @@ static int sienna_cichlid_populate_umd_state_clk(struct smu_context *smu) &dpm_context->dpm_tables.soc_table; struct smu_umd_pstate_table *pstate_table = &smu->pstate_table; + struct amdgpu_device *adev = smu->adev; pstate_table->gfxclk_pstate.min = gfx_table->min; pstate_table->gfxclk_pstate.peak = gfx_table->max; - if (gfx_table->max >= SIENNA_CICHLID_UMD_PSTATE_PROFILING_GFXCLK) - pstate_table->gfxclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_GFXCLK; pstate_table->uclk_pstate.min = mem_table->min; pstate_table->uclk_pstate.peak = mem_table->max; - if (mem_table->max >= SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK) - pstate_table->uclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK; pstate_table->socclk_pstate.min = soc_table->min; pstate_table->socclk_pstate.peak = soc_table->max; - if (soc_table->max >= SIENNA_CICHLID_UMD_PSTATE_PROFILING_SOCCLK) + + switch (adev->asic_type) { + case CHIP_SIENNA_CICHLID: + case CHIP_NAVY_FLOUNDER: + pstate_table->gfxclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_GFXCLK; + pstate_table->uclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK; pstate_table->socclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_SOCCLK; + break; + case CHIP_DIMGREY_CAVEFISH: + pstate_table->gfxclk_pstate.standard = DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_GFXCLK; + pstate_table->uclk_pstate.standard = DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_MEMCLK; + pstate_table->socclk_pstate.standard = DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_SOCCLK; + break; + case CHIP_BEIGE_GOBY: + pstate_table->gfxclk_pstate.standard = BEIGE_GOBY_UMD_PSTATE_PROFILING_GFXCLK; + pstate_table->uclk_pstate.standard = BEIGE_GOBY_UMD_PSTATE_PROFILING_MEMCLK; + pstate_table->socclk_pstate.standard = BEIGE_GOBY_UMD_PSTATE_PROFILING_SOCCLK; + break; + default: + break; + } return 0; } @@ -3696,14 +3742,14 @@ static ssize_t sienna_cichlid_get_gpu_metrics(struct smu_context *smu, static int sienna_cichlid_enable_mgpu_fan_boost(struct smu_context *smu) { - struct smu_table_context *table_context = &smu->smu_table; - PPTable_t *smc_pptable = table_context->driver_pptable; + uint16_t *mgpu_fan_boost_limit_rpm; + GET_PPTABLE_MEMBER(MGpuFanBoostLimitRpm, &mgpu_fan_boost_limit_rpm); /* * Skip the MGpuFanBoost setting for those ASICs * which do not support it */ - if (!smc_pptable->MGpuFanBoostLimitRpm) + if (*mgpu_fan_boost_limit_rpm == 0) return 0; return smu_cmn_send_smc_msg_with_param(smu, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h index 38cd0ece24f6..42f705c7a36f 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h @@ -33,6 +33,14 @@ typedef enum { #define SIENNA_CICHLID_UMD_PSTATE_PROFILING_SOCCLK 960 #define SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK 1000 +#define DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_GFXCLK 1950 +#define DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_SOCCLK 960 +#define DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_MEMCLK 676 + +#define BEIGE_GOBY_UMD_PSTATE_PROFILING_GFXCLK 2200 +#define BEIGE_GOBY_UMD_PSTATE_PROFILING_SOCCLK 960 +#define BEIGE_GOBY_UMD_PSTATE_PROFILING_MEMCLK 1000 + extern void sienna_cichlid_set_ppt_funcs(struct smu_context *smu); #endif diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c index caf1775d48ef..0bc84b709a93 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c @@ -282,14 +282,9 @@ static int yellow_carp_post_smu_init(struct smu_context *smu) static int yellow_carp_mode_reset(struct smu_context *smu, int type) { - int ret = 0, index = 0; - - index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG, - SMU_MSG_GfxDeviceDriverReset); - if (index < 0) - return index == -EACCES ? 0 : index; + int ret = 0; - ret = smu_cmn_send_smc_msg_with_param(smu, (uint16_t)index, type, NULL); + ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset, type, NULL); if (ret) dev_err(smu->adev->dev, "Failed to mode reset!\n"); diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c index a7389a0facfb..af07eeb47ca0 100644 --- a/drivers/gpu/drm/bridge/nwl-dsi.c +++ b/drivers/gpu/drm/bridge/nwl-dsi.c @@ -7,6 +7,7 @@ */ #include <linux/bitfield.h> +#include <linux/bits.h> #include <linux/clk.h> #include <linux/irq.h> #include <linux/math64.h> @@ -196,12 +197,9 @@ static u32 ps2bc(struct nwl_dsi *dsi, unsigned long long ps) /* * ui2bc - UI time periods to byte clock cycles */ -static u32 ui2bc(struct nwl_dsi *dsi, unsigned long long ui) +static u32 ui2bc(unsigned int ui) { - u32 bpp = mipi_dsi_pixel_format_to_bpp(dsi->format); - - return DIV64_U64_ROUND_UP(ui * dsi->lanes, - dsi->mode.clock * 1000 * bpp); + return DIV_ROUND_UP(ui, BITS_PER_BYTE); } /* @@ -232,12 +230,12 @@ static int nwl_dsi_config_host(struct nwl_dsi *dsi) } /* values in byte clock cycles */ - cycles = ui2bc(dsi, cfg->clk_pre); + cycles = ui2bc(cfg->clk_pre); DRM_DEV_DEBUG_DRIVER(dsi->dev, "cfg_t_pre: 0x%x\n", cycles); nwl_dsi_write(dsi, NWL_DSI_CFG_T_PRE, cycles); cycles = ps2bc(dsi, cfg->lpx + cfg->clk_prepare + cfg->clk_zero); DRM_DEV_DEBUG_DRIVER(dsi->dev, "cfg_tx_gap (pre): 0x%x\n", cycles); - cycles += ui2bc(dsi, cfg->clk_pre); + cycles += ui2bc(cfg->clk_pre); DRM_DEV_DEBUG_DRIVER(dsi->dev, "cfg_t_post: 0x%x\n", cycles); nwl_dsi_write(dsi, NWL_DSI_CFG_T_POST, cycles); cycles = ps2bc(dsi, cfg->hs_exit); diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index 042bb80383c9..b910978d3e48 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -115,6 +115,12 @@ static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = { .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP, }; +static const struct drm_dmi_panel_orientation_data lcd1600x2560_leftside_up = { + .width = 1600, + .height = 2560, + .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP, +}; + static const struct dmi_system_id orientation_data[] = { { /* Acer One 10 (S1003) */ .matches = { @@ -275,6 +281,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"), }, .driver_data = (void *)&onegx1_pro, + }, { /* OneXPlayer */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONE-NETBOOK TECHNOLOGY CO., LTD."), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ONE XPLAYER"), + }, + .driver_data = (void *)&lcd1600x2560_leftside_up, }, { /* Samsung GalaxyBook 10.6 */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index b03c20c14ca1..a17313282e8b 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -469,8 +469,8 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, return -EINVAL; } - if (args->stream_size > SZ_64K || args->nr_relocs > SZ_64K || - args->nr_bos > SZ_64K || args->nr_pmrs > 128) { + if (args->stream_size > SZ_128K || args->nr_relocs > SZ_128K || + args->nr_bos > SZ_128K || args->nr_pmrs > 128) { DRM_ERROR("submit arguments out of size limits\n"); return -EINVAL; } diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c index 12571ac45540..c04264f70ad1 100644 --- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c @@ -678,7 +678,6 @@ static int decon_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct decon_context *ctx; struct device_node *i80_if_timings; - struct resource *res; int ret; if (!dev->of_node) @@ -728,16 +727,11 @@ static int decon_probe(struct platform_device *pdev) goto err_iounmap; } - res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, - ctx->i80_if ? "lcd_sys" : "vsync"); - if (!res) { - dev_err(dev, "irq request failed.\n"); - ret = -ENXIO; + ret = platform_get_irq_byname(pdev, ctx->i80_if ? "lcd_sys" : "vsync"); + if (ret < 0) goto err_iounmap; - } - ret = devm_request_irq(dev, res->start, decon_irq_handler, - 0, "drm_decon", ctx); + ret = devm_request_irq(dev, ret, decon_irq_handler, 0, "drm_decon", ctx); if (ret) { dev_err(dev, "irq request failed.\n"); goto err_iounmap; diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 32a36572b894..d13f5e3a030d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1334,8 +1334,10 @@ static int exynos_dsi_register_te_irq(struct exynos_dsi *dsi, int ret; int te_gpio_irq; - dsi->te_gpio = devm_gpiod_get_optional(dsi->dev, "te", GPIOD_IN); - if (IS_ERR(dsi->te_gpio)) { + dsi->te_gpio = gpiod_get_optional(panel, "te", GPIOD_IN); + if (!dsi->te_gpio) { + return 0; + } else if (IS_ERR(dsi->te_gpio)) { dev_err(dsi->dev, "gpio request failed with %ld\n", PTR_ERR(dsi->te_gpio)); return PTR_ERR(dsi->te_gpio); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 023f54ee61a8..0ee32e4b1e43 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -1267,7 +1267,6 @@ static int fimc_probe(struct platform_device *pdev) struct exynos_drm_ipp_formats *formats; struct device *dev = &pdev->dev; struct fimc_context *ctx; - struct resource *res; int ret; int i, j, num_limits, num_formats; @@ -1330,14 +1329,12 @@ static int fimc_probe(struct platform_device *pdev) return PTR_ERR(ctx->regs); /* resource irq */ - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!res) { - dev_err(dev, "failed to request irq resource.\n"); - return -ENOENT; - } + ret = platform_get_irq(pdev, 0); + if (ret < 0) + return ret; - ret = devm_request_irq(dev, res->start, fimc_irq_handler, - 0, dev_name(dev), ctx); + ret = devm_request_irq(dev, ret, fimc_irq_handler, + 0, dev_name(dev), ctx); if (ret < 0) { dev_err(dev, "failed to request irq.\n"); return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index c735e53939d8..7d5a483a54de 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -1133,7 +1133,6 @@ static int fimd_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct fimd_context *ctx; struct device_node *i80_if_timings; - struct resource *res; int ret; if (!dev->of_node) @@ -1206,15 +1205,11 @@ static int fimd_probe(struct platform_device *pdev) if (IS_ERR(ctx->regs)) return PTR_ERR(ctx->regs); - res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, - ctx->i80_if ? "lcd_sys" : "vsync"); - if (!res) { - dev_err(dev, "irq request failed.\n"); - return -ENXIO; - } + ret = platform_get_irq_byname(pdev, ctx->i80_if ? "lcd_sys" : "vsync"); + if (ret < 0) + return ret; - ret = devm_request_irq(dev, res->start, fimd_irq_handler, - 0, "drm_fimd", ctx); + ret = devm_request_irq(dev, ret, fimd_irq_handler, 0, "drm_fimd", ctx); if (ret) { dev_err(dev, "irq request failed.\n"); return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 166a80262896..964dceb28c1e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -1220,7 +1220,6 @@ static int gsc_probe(struct platform_device *pdev) struct gsc_driverdata *driver_data; struct exynos_drm_ipp_formats *formats; struct gsc_context *ctx; - struct resource *res; int num_formats, ret, i, j; ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); @@ -1275,13 +1274,10 @@ static int gsc_probe(struct platform_device *pdev) return PTR_ERR(ctx->regs); /* resource irq */ - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!res) { - dev_err(dev, "failed to request irq resource.\n"); - return -ENOENT; - } + ctx->irq = platform_get_irq(pdev, 0); + if (ctx->irq < 0) + return ctx->irq; - ctx->irq = res->start; ret = devm_request_irq(dev, ctx->irq, gsc_irq_handler, 0, dev_name(dev), ctx); if (ret < 0) { diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 41c54f1f60bc..e5204be86093 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -809,19 +809,17 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx) return -ENXIO; } - res = platform_get_resource(mixer_ctx->pdev, IORESOURCE_IRQ, 0); - if (res == NULL) { - dev_err(dev, "get interrupt resource failed.\n"); - return -ENXIO; - } + ret = platform_get_irq(mixer_ctx->pdev, 0); + if (ret < 0) + return ret; + mixer_ctx->irq = ret; - ret = devm_request_irq(dev, res->start, mixer_irq_handler, - 0, "drm_mixer", mixer_ctx); + ret = devm_request_irq(dev, mixer_ctx->irq, mixer_irq_handler, + 0, "drm_mixer", mixer_ctx); if (ret) { dev_err(dev, "request interrupt failed.\n"); return ret; } - mixer_ctx->irq = res->start; return 0; } diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index a4c94dc2e216..cfd932514da2 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -101,6 +101,7 @@ config DRM_I915_USERPTR config DRM_I915_GVT bool "Enable Intel GVT-g graphics virtualization host support" depends on DRM_I915 + depends on X86 depends on 64BIT default n help diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index 2da4aacc956b..8ac196e814d5 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -825,6 +825,7 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) unsigned int max_bw_point = 0, max_bw = 0; unsigned int num_qgv_points = dev_priv->max_bw[0].num_qgv_points; unsigned int num_psf_gv_points = dev_priv->max_bw[0].num_psf_gv_points; + bool changed = false; u32 mask = 0; /* FIXME earlier gens need some checks too */ @@ -868,6 +869,8 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) new_bw_state->data_rate[crtc->pipe] = new_data_rate; new_bw_state->num_active_planes[crtc->pipe] = new_active_planes; + changed = true; + drm_dbg_kms(&dev_priv->drm, "pipe %c data rate %u num active planes %u\n", pipe_name(crtc->pipe), @@ -875,7 +878,19 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) new_bw_state->num_active_planes[crtc->pipe]); } - if (!new_bw_state) + old_bw_state = intel_atomic_get_old_bw_state(state); + new_bw_state = intel_atomic_get_new_bw_state(state); + + if (new_bw_state && + intel_can_enable_sagv(dev_priv, old_bw_state) != + intel_can_enable_sagv(dev_priv, new_bw_state)) + changed = true; + + /* + * If none of our inputs (data rates, number of active + * planes, SAGV yes/no) changed then nothing to do here. + */ + if (!changed) return 0; ret = intel_atomic_lock_global_state(&new_bw_state->base); @@ -961,7 +976,6 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) */ new_bw_state->qgv_points_mask = ~allowed_points & mask; - old_bw_state = intel_atomic_get_old_bw_state(state); /* * If the actual mask had changed we need to make sure that * the commits are serialized(in case this is a nomodeset, nonblocking) diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h index 46c6eecbd917..0ceaed1c9656 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.h +++ b/drivers/gpu/drm/i915/display/intel_bw.h @@ -30,19 +30,19 @@ struct intel_bw_state { */ u8 pipe_sagv_reject; + /* bitmask of active pipes */ + u8 active_pipes; + /* * Current QGV points mask, which restricts * some particular SAGV states, not to confuse * with pipe_sagv_mask. */ - u8 qgv_points_mask; + u16 qgv_points_mask; unsigned int data_rate[I915_MAX_PIPES]; u8 num_active_planes[I915_MAX_PIPES]; - /* bitmask of active pipes */ - u8 active_pipes; - int min_cdclk; }; diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index bf7ce684dd8e..bb4a85445fc6 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -10673,6 +10673,7 @@ intel_modeset_setup_hw_state(struct drm_device *dev, vlv_wm_sanitize(dev_priv); } else if (DISPLAY_VER(dev_priv) >= 9) { skl_wm_get_hw_state(dev_priv); + skl_wm_sanitize(dev_priv); } else if (HAS_PCH_SPLIT(dev_priv)) { ilk_wm_get_hw_state(dev_priv); } diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index c1439fcb5a95..3ff149df4a77 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -405,6 +405,7 @@ intel_drrs_init(struct intel_connector *connector, struct drm_display_mode *fixed_mode) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); + struct intel_encoder *encoder = connector->encoder; struct drm_display_mode *downclock_mode = NULL; INIT_DELAYED_WORK(&dev_priv->drrs.work, intel_drrs_downclock_work); @@ -416,6 +417,13 @@ intel_drrs_init(struct intel_connector *connector, return NULL; } + if ((DISPLAY_VER(dev_priv) < 8 && !HAS_GMCH(dev_priv)) && + encoder->port != PORT_A) { + drm_dbg_kms(&dev_priv->drm, + "DRRS only supported on eDP port A\n"); + return NULL; + } + if (dev_priv->vbt.drrs_type != SEAMLESS_DRRS_SUPPORT) { drm_dbg_kms(&dev_priv->drm, "VBT doesn't support DRRS\n"); return NULL; diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 160fd2bdafe5..957feeccff3f 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -1115,7 +1115,8 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state, /* Wa_22010751166: icl, ehl, tgl, dg1, rkl */ if (DISPLAY_VER(i915) >= 11 && - (plane_state->view.color_plane[0].y + drm_rect_height(&plane_state->uapi.src)) & 3) { + (plane_state->view.color_plane[0].y + + (drm_rect_height(&plane_state->uapi.src) >> 16)) & 3) { plane_state->no_fbc_reason = "plane end Y offset misaligned"; return false; } diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index 0065111593a6..4a2662838cd8 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -360,6 +360,21 @@ int intel_opregion_notify_encoder(struct intel_encoder *intel_encoder, port++; } + /* + * The port numbering and mapping here is bizarre. The now-obsolete + * swsci spec supports ports numbered [0..4]. Port E is handled as a + * special case, but port F and beyond are not. The functionality is + * supposed to be obsolete for new platforms. Just bail out if the port + * number is out of bounds after mapping. + */ + if (port > 4) { + drm_dbg_kms(&dev_priv->drm, + "[ENCODER:%d:%s] port %c (index %u) out of bounds for display power state notification\n", + intel_encoder->base.base.id, intel_encoder->base.name, + port_name(intel_encoder->port), port); + return -EINVAL; + } + if (!enable) parm |= 4 << 8; diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index 1a376e9a1ff3..d610e48cab94 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -959,6 +959,9 @@ static int check_overlay_dst(struct intel_overlay *overlay, const struct intel_crtc_state *pipe_config = overlay->crtc->config; + if (rec->dst_height == 0 || rec->dst_width == 0) + return -EINVAL; + if (rec->dst_x < pipe_config->pipe_src_w && rec->dst_x + rec->dst_width <= pipe_config->pipe_src_w && rec->dst_y < pipe_config->pipe_src_h && diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index a1a663f362e7..00279e8c2775 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1406,6 +1406,13 @@ static inline u32 man_trk_ctl_single_full_frame_bit_get(struct drm_i915_private PSR2_MAN_TRK_CTL_SF_SINGLE_FULL_FRAME; } +static inline u32 man_trk_ctl_partial_frame_bit_get(struct drm_i915_private *dev_priv) +{ + return IS_ALDERLAKE_P(dev_priv) ? + ADLP_PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE : + PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE; +} + static void psr_force_hw_tracking_exit(struct intel_dp *intel_dp) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -1510,7 +1517,13 @@ static void psr2_man_trk_ctl_calc(struct intel_crtc_state *crtc_state, { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - u32 val = PSR2_MAN_TRK_CTL_ENABLE; + u32 val = 0; + + if (!IS_ALDERLAKE_P(dev_priv)) + val = PSR2_MAN_TRK_CTL_ENABLE; + + /* SF partial frame enable has to be set even on full update */ + val |= man_trk_ctl_partial_frame_bit_get(dev_priv); if (full_update) { /* @@ -1530,7 +1543,6 @@ static void psr2_man_trk_ctl_calc(struct intel_crtc_state *crtc_state, } else { drm_WARN_ON(crtc_state->uapi.crtc->dev, clip->y1 % 4 || clip->y2 % 4); - val |= PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE; val |= PSR2_MAN_TRK_CTL_SU_REGION_START_ADDR(clip->y1 / 4 + 1); val |= PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR(clip->y2 / 4 + 1); } diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c index 09f405e4d363..92ff654f54f5 100644 --- a/drivers/gpu/drm/i915/display/intel_snps_phy.c +++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c @@ -34,7 +34,7 @@ void intel_snps_phy_wait_for_calibration(struct drm_i915_private *dev_priv) if (intel_de_wait_for_clear(dev_priv, ICL_PHY_MISC(phy), DG2_PHY_DP_TX_ACK_MASK, 25)) DRM_ERROR("SNPS PHY %c failed to calibrate after 25ms.\n", - phy); + phy_name(phy)); } } diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index 40faa18947c9..7784c30fe893 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -345,10 +345,11 @@ static bool icl_tc_phy_status_complete(struct intel_digital_port *dig_port) static bool adl_tc_phy_status_complete(struct intel_digital_port *dig_port) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + enum tc_port tc_port = intel_port_to_tc(i915, dig_port->base.port); struct intel_uncore *uncore = &i915->uncore; u32 val; - val = intel_uncore_read(uncore, TCSS_DDI_STATUS(dig_port->tc_phy_fia_idx)); + val = intel_uncore_read(uncore, TCSS_DDI_STATUS(tc_port)); if (val == 0xffffffff) { drm_dbg_kms(&i915->drm, "Port %s: PHY in TCCOLD, assuming not complete\n", @@ -690,6 +691,8 @@ void intel_tc_port_sanitize(struct intel_digital_port *dig_port) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); struct intel_encoder *encoder = &dig_port->base; + intel_wakeref_t tc_cold_wref; + enum intel_display_power_domain domain; int active_links = 0; mutex_lock(&dig_port->tc_lock); @@ -701,12 +704,11 @@ void intel_tc_port_sanitize(struct intel_digital_port *dig_port) drm_WARN_ON(&i915->drm, dig_port->tc_mode != TC_PORT_DISCONNECTED); drm_WARN_ON(&i915->drm, dig_port->tc_lock_wakeref); - if (active_links) { - enum intel_display_power_domain domain; - intel_wakeref_t tc_cold_wref = tc_cold_block(dig_port, &domain); - dig_port->tc_mode = intel_tc_port_get_current_mode(dig_port); + tc_cold_wref = tc_cold_block(dig_port, &domain); + dig_port->tc_mode = intel_tc_port_get_current_mode(dig_port); + if (active_links) { if (!icl_tc_phy_is_connected(dig_port)) drm_dbg_kms(&i915->drm, "Port %s: PHY disconnected with %d active link(s)\n", @@ -715,10 +717,23 @@ void intel_tc_port_sanitize(struct intel_digital_port *dig_port) dig_port->tc_lock_wakeref = tc_cold_block(dig_port, &dig_port->tc_lock_power_domain); - - tc_cold_unblock(dig_port, domain, tc_cold_wref); + } else { + /* + * TBT-alt is the default mode in any case the PHY ownership is not + * held (regardless of the sink's connected live state), so + * we'll just switch to disconnected mode from it here without + * a note. + */ + if (dig_port->tc_mode != TC_PORT_TBT_ALT) + drm_dbg_kms(&i915->drm, + "Port %s: PHY left in %s mode on disabled port, disconnecting it\n", + dig_port->tc_port_name, + tc_port_mode_name(dig_port->tc_mode)); + icl_tc_phy_disconnect(dig_port); } + tc_cold_unblock(dig_port, domain, tc_cold_wref); + drm_dbg_kms(&i915->drm, "Port %s: sanitize mode (%s)\n", dig_port->tc_port_name, tc_port_mode_name(dig_port->tc_mode)); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index 3a5b247be738..1736efa43339 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -2505,9 +2505,14 @@ static int eb_pin_timeline(struct i915_execbuffer *eb, struct intel_context *ce, timeout) < 0) { i915_request_put(rq); - tl = intel_context_timeline_lock(ce); + /* + * Error path, cannot use intel_context_timeline_lock as + * that is user interruptable and this clean up step + * must be done. + */ + mutex_lock(&ce->timeline->mutex); intel_context_exit(ce); - intel_context_timeline_unlock(tl); + mutex_unlock(&ce->timeline->mutex); if (nonblock) return -EWOULDBLOCK; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h index 4b4829eb16c2..0dd107dcecc2 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h @@ -311,6 +311,7 @@ struct drm_i915_gem_object { #define I915_BO_READONLY BIT(6) #define I915_TILING_QUIRK_BIT 7 /* unknown swizzling; do not release! */ #define I915_BO_PROTECTED BIT(8) +#define I915_BO_WAS_BOUND_BIT 9 /** * @mem_flags - Mutable placement-related flags * diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c index 9f429ed6e78a..a50f884973bc 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c @@ -10,6 +10,8 @@ #include "i915_gem_lmem.h" #include "i915_gem_mman.h" +#include "gt/intel_gt.h" + void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, struct sg_table *pages, unsigned int sg_page_sizes) @@ -221,6 +223,14 @@ __i915_gem_object_unset_pages(struct drm_i915_gem_object *obj) __i915_gem_object_reset_page_iter(obj); obj->mm.page_sizes.phys = obj->mm.page_sizes.sg = 0; + if (test_and_clear_bit(I915_BO_WAS_BOUND_BIT, &obj->flags)) { + struct drm_i915_private *i915 = to_i915(obj->base.dev); + intel_wakeref_t wakeref; + + with_intel_runtime_pm_if_active(&i915->runtime_pm, wakeref) + intel_gt_invalidate_tlbs(to_gt(i915)); + } + return pages; } diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c index de3fe79b665a..1f880c8c66e7 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c @@ -842,11 +842,9 @@ void i915_ttm_adjust_lru(struct drm_i915_gem_object *obj) } else if (obj->mm.madv != I915_MADV_WILLNEED) { bo->priority = I915_TTM_PRIO_PURGE; } else if (!i915_gem_object_has_pages(obj)) { - if (bo->priority < I915_TTM_PRIO_HAS_PAGES) - bo->priority = I915_TTM_PRIO_HAS_PAGES; + bo->priority = I915_TTM_PRIO_NO_PAGES; } else { - if (bo->priority > I915_TTM_PRIO_NO_PAGES) - bo->priority = I915_TTM_PRIO_NO_PAGES; + bo->priority = I915_TTM_PRIO_HAS_PAGES; } ttm_bo_move_to_lru_tail(bo, bo->resource, NULL); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c index ee9612a3ee5e..e130c820ae4e 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c @@ -427,11 +427,17 @@ __i915_ttm_move(struct ttm_buffer_object *bo, if (!IS_ERR(fence)) goto out; - } else if (move_deps) { - int err = i915_deps_sync(move_deps, ctx); + } else { + int err = PTR_ERR(fence); + + if (err == -EINTR || err == -ERESTARTSYS || err == -EAGAIN) + return fence; - if (err) - return ERR_PTR(err); + if (move_deps) { + err = i915_deps_sync(move_deps, ctx); + if (err) + return ERR_PTR(err); + } } /* Error intercept failed or no accelerated migration to start with */ diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index f98f0fb21efb..35d0fcd3a86c 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -29,6 +29,8 @@ void __intel_gt_init_early(struct intel_gt *gt, struct drm_i915_private *i915) { spin_lock_init(>->irq_lock); + mutex_init(>->tlb_invalidate_lock); + INIT_LIST_HEAD(>->closed_vma); spin_lock_init(>->closed_lock); @@ -912,3 +914,109 @@ void intel_gt_info_print(const struct intel_gt_info *info, intel_sseu_dump(&info->sseu, p); } + +struct reg_and_bit { + i915_reg_t reg; + u32 bit; +}; + +static struct reg_and_bit +get_reg_and_bit(const struct intel_engine_cs *engine, const bool gen8, + const i915_reg_t *regs, const unsigned int num) +{ + const unsigned int class = engine->class; + struct reg_and_bit rb = { }; + + if (drm_WARN_ON_ONCE(&engine->i915->drm, + class >= num || !regs[class].reg)) + return rb; + + rb.reg = regs[class]; + if (gen8 && class == VIDEO_DECODE_CLASS) + rb.reg.reg += 4 * engine->instance; /* GEN8_M2TCR */ + else + rb.bit = engine->instance; + + rb.bit = BIT(rb.bit); + + return rb; +} + +void intel_gt_invalidate_tlbs(struct intel_gt *gt) +{ + static const i915_reg_t gen8_regs[] = { + [RENDER_CLASS] = GEN8_RTCR, + [VIDEO_DECODE_CLASS] = GEN8_M1TCR, /* , GEN8_M2TCR */ + [VIDEO_ENHANCEMENT_CLASS] = GEN8_VTCR, + [COPY_ENGINE_CLASS] = GEN8_BTCR, + }; + static const i915_reg_t gen12_regs[] = { + [RENDER_CLASS] = GEN12_GFX_TLB_INV_CR, + [VIDEO_DECODE_CLASS] = GEN12_VD_TLB_INV_CR, + [VIDEO_ENHANCEMENT_CLASS] = GEN12_VE_TLB_INV_CR, + [COPY_ENGINE_CLASS] = GEN12_BLT_TLB_INV_CR, + }; + struct drm_i915_private *i915 = gt->i915; + struct intel_uncore *uncore = gt->uncore; + struct intel_engine_cs *engine; + enum intel_engine_id id; + const i915_reg_t *regs; + unsigned int num = 0; + + if (I915_SELFTEST_ONLY(gt->awake == -ENODEV)) + return; + + if (GRAPHICS_VER(i915) == 12) { + regs = gen12_regs; + num = ARRAY_SIZE(gen12_regs); + } else if (GRAPHICS_VER(i915) >= 8 && GRAPHICS_VER(i915) <= 11) { + regs = gen8_regs; + num = ARRAY_SIZE(gen8_regs); + } else if (GRAPHICS_VER(i915) < 8) { + return; + } + + if (drm_WARN_ONCE(&i915->drm, !num, + "Platform does not implement TLB invalidation!")) + return; + + GEM_TRACE("\n"); + + assert_rpm_wakelock_held(&i915->runtime_pm); + + mutex_lock(>->tlb_invalidate_lock); + intel_uncore_forcewake_get(uncore, FORCEWAKE_ALL); + + for_each_engine(engine, gt, id) { + /* + * HW architecture suggest typical invalidation time at 40us, + * with pessimistic cases up to 100us and a recommendation to + * cap at 1ms. We go a bit higher just in case. + */ + const unsigned int timeout_us = 100; + const unsigned int timeout_ms = 4; + struct reg_and_bit rb; + + rb = get_reg_and_bit(engine, regs == gen8_regs, regs, num); + if (!i915_mmio_reg_offset(rb.reg)) + continue; + + intel_uncore_write_fw(uncore, rb.reg, rb.bit); + if (__intel_wait_for_register_fw(uncore, + rb.reg, rb.bit, 0, + timeout_us, timeout_ms, + NULL)) + drm_err_ratelimited(>->i915->drm, + "%s TLB invalidation did not complete in %ums!\n", + engine->name, timeout_ms); + } + + /* + * Use delayed put since a) we mostly expect a flurry of TLB + * invalidations so it is good to avoid paying the forcewake cost and + * b) it works around a bug in Icelake which cannot cope with too rapid + * transitions. + */ + intel_uncore_forcewake_put_delayed(uncore, FORCEWAKE_ALL); + mutex_unlock(>->tlb_invalidate_lock); +} diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h index 3ace129eb2af..a913fb6ffec3 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.h +++ b/drivers/gpu/drm/i915/gt/intel_gt.h @@ -91,4 +91,6 @@ void intel_gt_info_print(const struct intel_gt_info *info, void intel_gt_watchdog_work(struct work_struct *work); +void intel_gt_invalidate_tlbs(struct intel_gt *gt); + #endif /* __INTEL_GT_H__ */ diff --git a/drivers/gpu/drm/i915/gt/intel_gt_types.h b/drivers/gpu/drm/i915/gt/intel_gt_types.h index 14216cc471b1..f20687796490 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_types.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_types.h @@ -73,6 +73,8 @@ struct intel_gt { struct intel_uc uc; + struct mutex tlb_invalidate_lock; + struct i915_wa_list wa_list; struct intel_gt_timelines { diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.h b/drivers/gpu/drm/i915/gt/uc/intel_guc.h index f9240d4baa69..3aabe164c329 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.h @@ -206,6 +206,11 @@ struct intel_guc { * context usage for overflows. */ struct delayed_work work; + + /** + * @shift: Right shift value for the gpm timestamp + */ + u32 shift; } timestamp; #ifdef CONFIG_DRM_I915_SELFTEST diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c index 13b27b8ff74e..ba21ace973da 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c @@ -110,7 +110,7 @@ static int guc_action_slpc_unset_param(struct intel_guc *guc, u8 id) { u32 request[] = { GUC_ACTION_HOST2GUC_PC_SLPC_REQUEST, - SLPC_EVENT(SLPC_EVENT_PARAMETER_UNSET, 2), + SLPC_EVENT(SLPC_EVENT_PARAMETER_UNSET, 1), id, }; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index e7517206af82..154ad726e266 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -1113,6 +1113,19 @@ __extend_last_switch(struct intel_guc *guc, u64 *prev_start, u32 new_start) if (new_start == lower_32_bits(*prev_start)) return; + /* + * When gt is unparked, we update the gt timestamp and start the ping + * worker that updates the gt_stamp every POLL_TIME_CLKS. As long as gt + * is unparked, all switched in contexts will have a start time that is + * within +/- POLL_TIME_CLKS of the most recent gt_stamp. + * + * If neither gt_stamp nor new_start has rolled over, then the + * gt_stamp_hi does not need to be adjusted, however if one of them has + * rolled over, we need to adjust gt_stamp_hi accordingly. + * + * The below conditions address the cases of new_start rollover and + * gt_stamp_last rollover respectively. + */ if (new_start < gt_stamp_last && (new_start - gt_stamp_last) <= POLL_TIME_CLKS) gt_stamp_hi++; @@ -1124,17 +1137,45 @@ __extend_last_switch(struct intel_guc *guc, u64 *prev_start, u32 new_start) *prev_start = ((u64)gt_stamp_hi << 32) | new_start; } -static void guc_update_engine_gt_clks(struct intel_engine_cs *engine) +/* + * GuC updates shared memory and KMD reads it. Since this is not synchronized, + * we run into a race where the value read is inconsistent. Sometimes the + * inconsistency is in reading the upper MSB bytes of the last_in value when + * this race occurs. 2 types of cases are seen - upper 8 bits are zero and upper + * 24 bits are zero. Since these are non-zero values, it is non-trivial to + * determine validity of these values. Instead we read the values multiple times + * until they are consistent. In test runs, 3 attempts results in consistent + * values. The upper bound is set to 6 attempts and may need to be tuned as per + * any new occurences. + */ +static void __get_engine_usage_record(struct intel_engine_cs *engine, + u32 *last_in, u32 *id, u32 *total) { struct guc_engine_usage_record *rec = intel_guc_engine_usage(engine); + int i = 0; + + do { + *last_in = READ_ONCE(rec->last_switch_in_stamp); + *id = READ_ONCE(rec->current_context_index); + *total = READ_ONCE(rec->total_runtime); + + if (READ_ONCE(rec->last_switch_in_stamp) == *last_in && + READ_ONCE(rec->current_context_index) == *id && + READ_ONCE(rec->total_runtime) == *total) + break; + } while (++i < 6); +} + +static void guc_update_engine_gt_clks(struct intel_engine_cs *engine) +{ struct intel_engine_guc_stats *stats = &engine->stats.guc; struct intel_guc *guc = &engine->gt->uc.guc; - u32 last_switch = rec->last_switch_in_stamp; - u32 ctx_id = rec->current_context_index; - u32 total = rec->total_runtime; + u32 last_switch, ctx_id, total; lockdep_assert_held(&guc->timestamp.lock); + __get_engine_usage_record(engine, &last_switch, &ctx_id, &total); + stats->running = ctx_id != ~0U && last_switch; if (stats->running) __extend_last_switch(guc, &stats->start_gt_clk, last_switch); @@ -1149,23 +1190,51 @@ static void guc_update_engine_gt_clks(struct intel_engine_cs *engine) } } -static void guc_update_pm_timestamp(struct intel_guc *guc, - struct intel_engine_cs *engine, - ktime_t *now) +static u32 gpm_timestamp_shift(struct intel_gt *gt) +{ + intel_wakeref_t wakeref; + u32 reg, shift; + + with_intel_runtime_pm(gt->uncore->rpm, wakeref) + reg = intel_uncore_read(gt->uncore, RPM_CONFIG0); + + shift = (reg & GEN10_RPM_CONFIG0_CTC_SHIFT_PARAMETER_MASK) >> + GEN10_RPM_CONFIG0_CTC_SHIFT_PARAMETER_SHIFT; + + return 3 - shift; +} + +static u64 gpm_timestamp(struct intel_gt *gt) +{ + u32 lo, hi, old_hi, loop = 0; + + hi = intel_uncore_read(gt->uncore, MISC_STATUS1); + do { + lo = intel_uncore_read(gt->uncore, MISC_STATUS0); + old_hi = hi; + hi = intel_uncore_read(gt->uncore, MISC_STATUS1); + } while (old_hi != hi && loop++ < 2); + + return ((u64)hi << 32) | lo; +} + +static void guc_update_pm_timestamp(struct intel_guc *guc, ktime_t *now) { - u32 gt_stamp_now, gt_stamp_hi; + struct intel_gt *gt = guc_to_gt(guc); + u32 gt_stamp_lo, gt_stamp_hi; + u64 gpm_ts; lockdep_assert_held(&guc->timestamp.lock); gt_stamp_hi = upper_32_bits(guc->timestamp.gt_stamp); - gt_stamp_now = intel_uncore_read(engine->uncore, - RING_TIMESTAMP(engine->mmio_base)); + gpm_ts = gpm_timestamp(gt) >> guc->timestamp.shift; + gt_stamp_lo = lower_32_bits(gpm_ts); *now = ktime_get(); - if (gt_stamp_now < lower_32_bits(guc->timestamp.gt_stamp)) + if (gt_stamp_lo < lower_32_bits(guc->timestamp.gt_stamp)) gt_stamp_hi++; - guc->timestamp.gt_stamp = ((u64)gt_stamp_hi << 32) | gt_stamp_now; + guc->timestamp.gt_stamp = ((u64)gt_stamp_hi << 32) | gt_stamp_lo; } /* @@ -1208,8 +1277,12 @@ static ktime_t guc_engine_busyness(struct intel_engine_cs *engine, ktime_t *now) if (!in_reset && intel_gt_pm_get_if_awake(gt)) { stats_saved = *stats; gt_stamp_saved = guc->timestamp.gt_stamp; + /* + * Update gt_clks, then gt timestamp to simplify the 'gt_stamp - + * start_gt_clk' calculation below for active engines. + */ guc_update_engine_gt_clks(engine); - guc_update_pm_timestamp(guc, engine, now); + guc_update_pm_timestamp(guc, now); intel_gt_pm_put_async(gt); if (i915_reset_count(gpu_error) != reset_count) { *stats = stats_saved; @@ -1241,8 +1314,8 @@ static void __reset_guc_busyness_stats(struct intel_guc *guc) spin_lock_irqsave(&guc->timestamp.lock, flags); + guc_update_pm_timestamp(guc, &unused); for_each_engine(engine, gt, id) { - guc_update_pm_timestamp(guc, engine, &unused); guc_update_engine_gt_clks(engine); engine->stats.guc.prev_total = 0; } @@ -1259,10 +1332,11 @@ static void __update_guc_busyness_stats(struct intel_guc *guc) ktime_t unused; spin_lock_irqsave(&guc->timestamp.lock, flags); - for_each_engine(engine, gt, id) { - guc_update_pm_timestamp(guc, engine, &unused); + + guc_update_pm_timestamp(guc, &unused); + for_each_engine(engine, gt, id) guc_update_engine_gt_clks(engine); - } + spin_unlock_irqrestore(&guc->timestamp.lock, flags); } @@ -1335,10 +1409,15 @@ void intel_guc_busyness_park(struct intel_gt *gt) void intel_guc_busyness_unpark(struct intel_gt *gt) { struct intel_guc *guc = >->uc.guc; + unsigned long flags; + ktime_t unused; if (!guc_submission_initialized(guc)) return; + spin_lock_irqsave(&guc->timestamp.lock, flags); + guc_update_pm_timestamp(guc, &unused); + spin_unlock_irqrestore(&guc->timestamp.lock, flags); mod_delayed_work(system_highpri_wq, &guc->timestamp.work, guc->timestamp.ping_delay); } @@ -1783,6 +1862,7 @@ int intel_guc_submission_init(struct intel_guc *guc) spin_lock_init(&guc->timestamp.lock); INIT_DELAYED_WORK(&guc->timestamp.work, guc_timestamp_ping); guc->timestamp.ping_delay = (POLL_TIME_CLKS / gt->clock_frequency + 1) * HZ; + guc->timestamp.shift = gpm_timestamp_shift(gt); return 0; } diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 99d1781fa5f0..af79b39048f7 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1148,7 +1148,7 @@ static inline void ppgtt_generate_shadow_entry(struct intel_gvt_gtt_entry *se, ops->set_pfn(se, s->shadow_page.mfn); } -/** +/* * Check if can do 2M page * @vgpu: target vgpu * @entry: target pfn's gtt entry @@ -2193,7 +2193,7 @@ static int emulate_ggtt_mmio_read(struct intel_vgpu *vgpu, } /** - * intel_vgpu_emulate_gtt_mmio_read - emulate GTT MMIO register read + * intel_vgpu_emulate_ggtt_mmio_read - emulate GTT MMIO register read * @vgpu: a vGPU * @off: register offset * @p_data: data will be returned to guest diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 5ae812d60abe..0633888a411e 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1522,7 +1522,7 @@ capture_engine(struct intel_engine_cs *engine, struct i915_request *rq = NULL; unsigned long flags; - ee = intel_engine_coredump_alloc(engine, GFP_KERNEL); + ee = intel_engine_coredump_alloc(engine, ALLOW_FAIL); if (!ee) return NULL; diff --git a/drivers/gpu/drm/i915/i915_mm.h b/drivers/gpu/drm/i915/i915_mm.h index 76f1d53bdf34..3ad22bbe80eb 100644 --- a/drivers/gpu/drm/i915/i915_mm.h +++ b/drivers/gpu/drm/i915/i915_mm.h @@ -6,6 +6,7 @@ #ifndef __I915_MM_H__ #define __I915_MM_H__ +#include <linux/bug.h> #include <linux/types.h> struct vm_area_struct; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 971d601fe751..902e4c802a12 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2684,7 +2684,8 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define RING_WAIT (1 << 11) /* gen3+, PRBx_CTL */ #define RING_WAIT_SEMAPHORE (1 << 10) /* gen6+ */ -#define GUCPMTIMESTAMP _MMIO(0xC3E8) +#define MISC_STATUS0 _MMIO(0xA500) +#define MISC_STATUS1 _MMIO(0xA504) /* There are 16 64-bit CS General Purpose Registers per-engine on Gen8+ */ #define GEN8_RING_CS_GPR(base, n) _MMIO((base) + 0x600 + (n) * 8) @@ -2721,6 +2722,12 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING (1 << 28) #define GAMT_CHKN_DISABLE_I2M_CYCLE_ON_WR_PORT (1 << 24) +#define GEN8_RTCR _MMIO(0x4260) +#define GEN8_M1TCR _MMIO(0x4264) +#define GEN8_M2TCR _MMIO(0x4268) +#define GEN8_BTCR _MMIO(0x426c) +#define GEN8_VTCR _MMIO(0x4270) + #if 0 #define PRB0_TAIL _MMIO(0x2030) #define PRB0_HEAD _MMIO(0x2034) @@ -2819,6 +2826,11 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define FAULT_VA_HIGH_BITS (0xf << 0) #define FAULT_GTT_SEL (1 << 4) +#define GEN12_GFX_TLB_INV_CR _MMIO(0xced8) +#define GEN12_VD_TLB_INV_CR _MMIO(0xcedc) +#define GEN12_VE_TLB_INV_CR _MMIO(0xcee0) +#define GEN12_BLT_TLB_INV_CR _MMIO(0xcee4) + #define GEN12_AUX_ERR_DBG _MMIO(0x43f4) #define FPGA_DBG _MMIO(0x42300) @@ -4817,6 +4829,7 @@ enum { #define ADLP_PSR2_MAN_TRK_CTL_SU_REGION_START_ADDR(val) REG_FIELD_PREP(ADLP_PSR2_MAN_TRK_CTL_SU_REGION_START_ADDR_MASK, val) #define ADLP_PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR_MASK REG_GENMASK(12, 0) #define ADLP_PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR(val) REG_FIELD_PREP(ADLP_PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR_MASK, val) +#define ADLP_PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE REG_BIT(31) #define ADLP_PSR2_MAN_TRK_CTL_SF_SINGLE_FULL_FRAME REG_BIT(14) #define ADLP_PSR2_MAN_TRK_CTL_SF_CONTINUOS_FULL_FRAME REG_BIT(13) diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index 29a858c53bdd..c0d6d5526abe 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -457,6 +457,9 @@ int i915_vma_bind(struct i915_vma *vma, vma->ops->bind_vma(vma->vm, NULL, vma, cache_level, bind_flags); } + if (vma->obj) + set_bit(I915_BO_WAS_BOUND_BIT, &vma->obj->flags); + atomic_or(bind_flags, &vma->flags); return 0; } diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c index da8f82c2342f..fc8a68f3a2ed 100644 --- a/drivers/gpu/drm/i915/intel_pch.c +++ b/drivers/gpu/drm/i915/intel_pch.c @@ -108,6 +108,7 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) /* Comet Lake V PCH is based on KBP, which is SPT compatible */ return PCH_SPT; case INTEL_PCH_ICP_DEVICE_ID_TYPE: + case INTEL_PCH_ICP2_DEVICE_ID_TYPE: drm_dbg_kms(&dev_priv->drm, "Found Ice Lake PCH\n"); drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); return PCH_ICP; @@ -123,7 +124,6 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) !IS_GEN9_BC(dev_priv)); return PCH_TGP; case INTEL_PCH_JSP_DEVICE_ID_TYPE: - case INTEL_PCH_JSP2_DEVICE_ID_TYPE: drm_dbg_kms(&dev_priv->drm, "Found Jasper Lake PCH\n"); drm_WARN_ON(&dev_priv->drm, !IS_JSL_EHL(dev_priv)); return PCH_JSP; diff --git a/drivers/gpu/drm/i915/intel_pch.h b/drivers/gpu/drm/i915/intel_pch.h index 6bff77521094..4ba0f1967cca 100644 --- a/drivers/gpu/drm/i915/intel_pch.h +++ b/drivers/gpu/drm/i915/intel_pch.h @@ -50,11 +50,11 @@ enum intel_pch { #define INTEL_PCH_CMP2_DEVICE_ID_TYPE 0x0680 #define INTEL_PCH_CMP_V_DEVICE_ID_TYPE 0xA380 #define INTEL_PCH_ICP_DEVICE_ID_TYPE 0x3480 +#define INTEL_PCH_ICP2_DEVICE_ID_TYPE 0x3880 #define INTEL_PCH_MCC_DEVICE_ID_TYPE 0x4B00 #define INTEL_PCH_TGP_DEVICE_ID_TYPE 0xA080 #define INTEL_PCH_TGP2_DEVICE_ID_TYPE 0x4380 #define INTEL_PCH_JSP_DEVICE_ID_TYPE 0x4D80 -#define INTEL_PCH_JSP2_DEVICE_ID_TYPE 0x3880 #define INTEL_PCH_ADP_DEVICE_ID_TYPE 0x7A80 #define INTEL_PCH_ADP2_DEVICE_ID_TYPE 0x5180 #define INTEL_PCH_ADP3_DEVICE_ID_TYPE 0x7A00 diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 434b1f8b7fe3..fae4f7818d28 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4029,6 +4029,17 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state) return ret; } + if (intel_can_enable_sagv(dev_priv, new_bw_state) != + intel_can_enable_sagv(dev_priv, old_bw_state)) { + ret = intel_atomic_serialize_global_state(&new_bw_state->base); + if (ret) + return ret; + } else if (new_bw_state->pipe_sagv_reject != old_bw_state->pipe_sagv_reject) { + ret = intel_atomic_lock_global_state(&new_bw_state->base); + if (ret) + return ret; + } + for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { struct skl_pipe_wm *pipe_wm = &new_crtc_state->wm.skl.optimal; @@ -4044,17 +4055,6 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state) intel_can_enable_sagv(dev_priv, new_bw_state); } - if (intel_can_enable_sagv(dev_priv, new_bw_state) != - intel_can_enable_sagv(dev_priv, old_bw_state)) { - ret = intel_atomic_serialize_global_state(&new_bw_state->base); - if (ret) - return ret; - } else if (new_bw_state->pipe_sagv_reject != old_bw_state->pipe_sagv_reject) { - ret = intel_atomic_lock_global_state(&new_bw_state->base); - if (ret) - return ret; - } - return 0; } @@ -4717,6 +4717,10 @@ static const struct dbuf_slice_conf_entry dg2_allowed_dbufs[] = { }; static const struct dbuf_slice_conf_entry adlp_allowed_dbufs[] = { + /* + * Keep the join_mbus cases first so check_mbus_joined() + * will prefer them over the !join_mbus cases. + */ { .active_pipes = BIT(PIPE_A), .dbuf_mask = { @@ -4732,6 +4736,20 @@ static const struct dbuf_slice_conf_entry adlp_allowed_dbufs[] = { .join_mbus = true, }, { + .active_pipes = BIT(PIPE_A), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + .join_mbus = false, + }, + { + .active_pipes = BIT(PIPE_B), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + .join_mbus = false, + }, + { .active_pipes = BIT(PIPE_A) | BIT(PIPE_B), .dbuf_mask = { [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), @@ -4835,7 +4853,7 @@ static bool check_mbus_joined(u8 active_pipes, { int i; - for (i = 0; i < dbuf_slices[i].active_pipes; i++) { + for (i = 0; dbuf_slices[i].active_pipes != 0; i++) { if (dbuf_slices[i].active_pipes == active_pipes) return dbuf_slices[i].join_mbus; } @@ -4847,13 +4865,14 @@ static bool adlp_check_mbus_joined(u8 active_pipes) return check_mbus_joined(active_pipes, adlp_allowed_dbufs); } -static u8 compute_dbuf_slices(enum pipe pipe, u8 active_pipes, +static u8 compute_dbuf_slices(enum pipe pipe, u8 active_pipes, bool join_mbus, const struct dbuf_slice_conf_entry *dbuf_slices) { int i; - for (i = 0; i < dbuf_slices[i].active_pipes; i++) { - if (dbuf_slices[i].active_pipes == active_pipes) + for (i = 0; dbuf_slices[i].active_pipes != 0; i++) { + if (dbuf_slices[i].active_pipes == active_pipes && + dbuf_slices[i].join_mbus == join_mbus) return dbuf_slices[i].dbuf_mask[pipe]; } return 0; @@ -4864,7 +4883,7 @@ static u8 compute_dbuf_slices(enum pipe pipe, u8 active_pipes, * returns correspondent DBuf slice mask as stated in BSpec for particular * platform. */ -static u8 icl_compute_dbuf_slices(enum pipe pipe, u8 active_pipes) +static u8 icl_compute_dbuf_slices(enum pipe pipe, u8 active_pipes, bool join_mbus) { /* * FIXME: For ICL this is still a bit unclear as prev BSpec revision @@ -4878,37 +4897,41 @@ static u8 icl_compute_dbuf_slices(enum pipe pipe, u8 active_pipes) * still here - we will need it once those additional constraints * pop up. */ - return compute_dbuf_slices(pipe, active_pipes, icl_allowed_dbufs); + return compute_dbuf_slices(pipe, active_pipes, join_mbus, + icl_allowed_dbufs); } -static u8 tgl_compute_dbuf_slices(enum pipe pipe, u8 active_pipes) +static u8 tgl_compute_dbuf_slices(enum pipe pipe, u8 active_pipes, bool join_mbus) { - return compute_dbuf_slices(pipe, active_pipes, tgl_allowed_dbufs); + return compute_dbuf_slices(pipe, active_pipes, join_mbus, + tgl_allowed_dbufs); } -static u32 adlp_compute_dbuf_slices(enum pipe pipe, u32 active_pipes) +static u8 adlp_compute_dbuf_slices(enum pipe pipe, u8 active_pipes, bool join_mbus) { - return compute_dbuf_slices(pipe, active_pipes, adlp_allowed_dbufs); + return compute_dbuf_slices(pipe, active_pipes, join_mbus, + adlp_allowed_dbufs); } -static u32 dg2_compute_dbuf_slices(enum pipe pipe, u32 active_pipes) +static u8 dg2_compute_dbuf_slices(enum pipe pipe, u8 active_pipes, bool join_mbus) { - return compute_dbuf_slices(pipe, active_pipes, dg2_allowed_dbufs); + return compute_dbuf_slices(pipe, active_pipes, join_mbus, + dg2_allowed_dbufs); } -static u8 skl_compute_dbuf_slices(struct intel_crtc *crtc, u8 active_pipes) +static u8 skl_compute_dbuf_slices(struct intel_crtc *crtc, u8 active_pipes, bool join_mbus) { struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; if (IS_DG2(dev_priv)) - return dg2_compute_dbuf_slices(pipe, active_pipes); + return dg2_compute_dbuf_slices(pipe, active_pipes, join_mbus); else if (IS_ALDERLAKE_P(dev_priv)) - return adlp_compute_dbuf_slices(pipe, active_pipes); + return adlp_compute_dbuf_slices(pipe, active_pipes, join_mbus); else if (DISPLAY_VER(dev_priv) == 12) - return tgl_compute_dbuf_slices(pipe, active_pipes); + return tgl_compute_dbuf_slices(pipe, active_pipes, join_mbus); else if (DISPLAY_VER(dev_priv) == 11) - return icl_compute_dbuf_slices(pipe, active_pipes); + return icl_compute_dbuf_slices(pipe, active_pipes, join_mbus); /* * For anything else just return one slice yet. * Should be extended for other platforms. @@ -6127,11 +6150,16 @@ skl_compute_ddb(struct intel_atomic_state *state) return ret; } + if (IS_ALDERLAKE_P(dev_priv)) + new_dbuf_state->joined_mbus = + adlp_check_mbus_joined(new_dbuf_state->active_pipes); + for_each_intel_crtc(&dev_priv->drm, crtc) { enum pipe pipe = crtc->pipe; new_dbuf_state->slices[pipe] = - skl_compute_dbuf_slices(crtc, new_dbuf_state->active_pipes); + skl_compute_dbuf_slices(crtc, new_dbuf_state->active_pipes, + new_dbuf_state->joined_mbus); if (old_dbuf_state->slices[pipe] == new_dbuf_state->slices[pipe]) continue; @@ -6143,9 +6171,6 @@ skl_compute_ddb(struct intel_atomic_state *state) new_dbuf_state->enabled_slices = intel_dbuf_enabled_slices(new_dbuf_state); - if (IS_ALDERLAKE_P(dev_priv)) - new_dbuf_state->joined_mbus = adlp_check_mbus_joined(new_dbuf_state->active_pipes); - if (old_dbuf_state->enabled_slices != new_dbuf_state->enabled_slices || old_dbuf_state->joined_mbus != new_dbuf_state->joined_mbus) { ret = intel_atomic_serialize_global_state(&new_dbuf_state->base); @@ -6626,6 +6651,7 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv) enum pipe pipe = crtc->pipe; unsigned int mbus_offset; enum plane_id plane_id; + u8 slices; skl_pipe_wm_get_hw_state(crtc, &crtc_state->wm.skl.optimal); crtc_state->wm.skl.raw = crtc_state->wm.skl.optimal; @@ -6645,19 +6671,22 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv) skl_ddb_entry_union(&dbuf_state->ddb[pipe], ddb_uv); } - dbuf_state->slices[pipe] = - skl_compute_dbuf_slices(crtc, dbuf_state->active_pipes); - dbuf_state->weight[pipe] = intel_crtc_ddb_weight(crtc_state); /* * Used for checking overlaps, so we need absolute * offsets instead of MBUS relative offsets. */ - mbus_offset = mbus_ddb_offset(dev_priv, dbuf_state->slices[pipe]); + slices = skl_compute_dbuf_slices(crtc, dbuf_state->active_pipes, + dbuf_state->joined_mbus); + mbus_offset = mbus_ddb_offset(dev_priv, slices); crtc_state->wm.skl.ddb.start = mbus_offset + dbuf_state->ddb[pipe].start; crtc_state->wm.skl.ddb.end = mbus_offset + dbuf_state->ddb[pipe].end; + /* The slices actually used by the planes on the pipe */ + dbuf_state->slices[pipe] = + skl_ddb_dbuf_slice_mask(dev_priv, &crtc_state->wm.skl.ddb); + drm_dbg_kms(&dev_priv->drm, "[CRTC:%d:%s] dbuf slices 0x%x, ddb (%d - %d), active pipes 0x%x, mbus joined: %s\n", crtc->base.base.id, crtc->base.name, @@ -6669,6 +6698,74 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv) dbuf_state->enabled_slices = dev_priv->dbuf.enabled_slices; } +static bool skl_dbuf_is_misconfigured(struct drm_i915_private *i915) +{ + const struct intel_dbuf_state *dbuf_state = + to_intel_dbuf_state(i915->dbuf.obj.state); + struct skl_ddb_entry entries[I915_MAX_PIPES] = {}; + struct intel_crtc *crtc; + + for_each_intel_crtc(&i915->drm, crtc) { + const struct intel_crtc_state *crtc_state = + to_intel_crtc_state(crtc->base.state); + + entries[crtc->pipe] = crtc_state->wm.skl.ddb; + } + + for_each_intel_crtc(&i915->drm, crtc) { + const struct intel_crtc_state *crtc_state = + to_intel_crtc_state(crtc->base.state); + u8 slices; + + slices = skl_compute_dbuf_slices(crtc, dbuf_state->active_pipes, + dbuf_state->joined_mbus); + if (dbuf_state->slices[crtc->pipe] & ~slices) + return true; + + if (skl_ddb_allocation_overlaps(&crtc_state->wm.skl.ddb, entries, + I915_MAX_PIPES, crtc->pipe)) + return true; + } + + return false; +} + +void skl_wm_sanitize(struct drm_i915_private *i915) +{ + struct intel_crtc *crtc; + + /* + * On TGL/RKL (at least) the BIOS likes to assign the planes + * to the wrong DBUF slices. This will cause an infinite loop + * in skl_commit_modeset_enables() as it can't find a way to + * transition between the old bogus DBUF layout to the new + * proper DBUF layout without DBUF allocation overlaps between + * the planes (which cannot be allowed or else the hardware + * may hang). If we detect a bogus DBUF layout just turn off + * all the planes so that skl_commit_modeset_enables() can + * simply ignore them. + */ + if (!skl_dbuf_is_misconfigured(i915)) + return; + + drm_dbg_kms(&i915->drm, "BIOS has misprogrammed the DBUF, disabling all planes\n"); + + for_each_intel_crtc(&i915->drm, crtc) { + struct intel_plane *plane = to_intel_plane(crtc->base.primary); + const struct intel_plane_state *plane_state = + to_intel_plane_state(plane->base.state); + struct intel_crtc_state *crtc_state = + to_intel_crtc_state(crtc->base.state); + + if (plane_state->uapi.visible) + intel_plane_disable_noatomic(crtc, plane); + + drm_WARN_ON(&i915->drm, crtc_state->active_planes != 0); + + memset(&crtc_state->wm.skl.ddb, 0, sizeof(crtc_state->wm.skl.ddb)); + } +} + static void ilk_pipe_wm_get_hw_state(struct intel_crtc *crtc) { struct drm_device *dev = crtc->base.dev; diff --git a/drivers/gpu/drm/i915/intel_pm.h b/drivers/gpu/drm/i915/intel_pm.h index 990cdcaf85ce..d2243653a893 100644 --- a/drivers/gpu/drm/i915/intel_pm.h +++ b/drivers/gpu/drm/i915/intel_pm.h @@ -47,6 +47,7 @@ void skl_pipe_wm_get_hw_state(struct intel_crtc *crtc, struct skl_pipe_wm *out); void g4x_wm_sanitize(struct drm_i915_private *dev_priv); void vlv_wm_sanitize(struct drm_i915_private *dev_priv); +void skl_wm_sanitize(struct drm_i915_private *dev_priv); bool intel_can_enable_sagv(struct drm_i915_private *dev_priv, const struct intel_bw_state *bw_state); void intel_sagv_pre_plane_update(struct intel_atomic_state *state); diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 53f1ccb78849..64c2708efc9e 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -68,9 +68,7 @@ static noinline depot_stack_handle_t __save_depot_stack(void) static void init_intel_runtime_pm_wakeref(struct intel_runtime_pm *rpm) { spin_lock_init(&rpm->debug.lock); - - if (rpm->available) - stack_depot_init(); + stack_depot_init(); } static noinline depot_stack_handle_t diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index fc25ebf1a593..778da3179b3c 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -724,7 +724,8 @@ void intel_uncore_forcewake_get__locked(struct intel_uncore *uncore, } static void __intel_uncore_forcewake_put(struct intel_uncore *uncore, - enum forcewake_domains fw_domains) + enum forcewake_domains fw_domains, + bool delayed) { struct intel_uncore_forcewake_domain *domain; unsigned int tmp; @@ -739,7 +740,11 @@ static void __intel_uncore_forcewake_put(struct intel_uncore *uncore, continue; } - fw_domains_put(uncore, domain->mask); + if (delayed && + !(domain->uncore->fw_domains_timer & domain->mask)) + fw_domain_arm_timer(domain); + else + fw_domains_put(uncore, domain->mask); } } @@ -760,7 +765,20 @@ void intel_uncore_forcewake_put(struct intel_uncore *uncore, return; spin_lock_irqsave(&uncore->lock, irqflags); - __intel_uncore_forcewake_put(uncore, fw_domains); + __intel_uncore_forcewake_put(uncore, fw_domains, false); + spin_unlock_irqrestore(&uncore->lock, irqflags); +} + +void intel_uncore_forcewake_put_delayed(struct intel_uncore *uncore, + enum forcewake_domains fw_domains) +{ + unsigned long irqflags; + + if (!uncore->fw_get_funcs) + return; + + spin_lock_irqsave(&uncore->lock, irqflags); + __intel_uncore_forcewake_put(uncore, fw_domains, true); spin_unlock_irqrestore(&uncore->lock, irqflags); } @@ -802,7 +820,7 @@ void intel_uncore_forcewake_put__locked(struct intel_uncore *uncore, if (!uncore->fw_get_funcs) return; - __intel_uncore_forcewake_put(uncore, fw_domains); + __intel_uncore_forcewake_put(uncore, fw_domains, false); } void assert_forcewakes_inactive(struct intel_uncore *uncore) diff --git a/drivers/gpu/drm/i915/intel_uncore.h b/drivers/gpu/drm/i915/intel_uncore.h index 210fe2a71612..2a15b2b2e2fc 100644 --- a/drivers/gpu/drm/i915/intel_uncore.h +++ b/drivers/gpu/drm/i915/intel_uncore.h @@ -246,6 +246,8 @@ void intel_uncore_forcewake_get(struct intel_uncore *uncore, enum forcewake_domains domains); void intel_uncore_forcewake_put(struct intel_uncore *uncore, enum forcewake_domains domains); +void intel_uncore_forcewake_put_delayed(struct intel_uncore *uncore, + enum forcewake_domains domains); void intel_uncore_forcewake_flush(struct intel_uncore *uncore, enum forcewake_domains fw_domains); diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 5d90d2eb0019..bced4c7d668e 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -786,18 +786,101 @@ void mtk_dsi_ddp_stop(struct device *dev) mtk_dsi_poweroff(dsi); } +static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi) +{ + int ret; + + ret = drm_simple_encoder_init(drm, &dsi->encoder, + DRM_MODE_ENCODER_DSI); + if (ret) { + DRM_ERROR("Failed to encoder init to drm\n"); + return ret; + } + + dsi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm, dsi->host.dev); + + ret = drm_bridge_attach(&dsi->encoder, &dsi->bridge, NULL, + DRM_BRIDGE_ATTACH_NO_CONNECTOR); + if (ret) + goto err_cleanup_encoder; + + dsi->connector = drm_bridge_connector_init(drm, &dsi->encoder); + if (IS_ERR(dsi->connector)) { + DRM_ERROR("Unable to create bridge connector\n"); + ret = PTR_ERR(dsi->connector); + goto err_cleanup_encoder; + } + drm_connector_attach_encoder(dsi->connector, &dsi->encoder); + + return 0; + +err_cleanup_encoder: + drm_encoder_cleanup(&dsi->encoder); + return ret; +} + +static int mtk_dsi_bind(struct device *dev, struct device *master, void *data) +{ + int ret; + struct drm_device *drm = data; + struct mtk_dsi *dsi = dev_get_drvdata(dev); + + ret = mtk_dsi_encoder_init(drm, dsi); + if (ret) + return ret; + + return device_reset_optional(dev); +} + +static void mtk_dsi_unbind(struct device *dev, struct device *master, + void *data) +{ + struct mtk_dsi *dsi = dev_get_drvdata(dev); + + drm_encoder_cleanup(&dsi->encoder); +} + +static const struct component_ops mtk_dsi_component_ops = { + .bind = mtk_dsi_bind, + .unbind = mtk_dsi_unbind, +}; + static int mtk_dsi_host_attach(struct mipi_dsi_host *host, struct mipi_dsi_device *device) { struct mtk_dsi *dsi = host_to_dsi(host); + struct device *dev = host->dev; + int ret; dsi->lanes = device->lanes; dsi->format = device->format; dsi->mode_flags = device->mode_flags; + dsi->next_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 0, 0); + if (IS_ERR(dsi->next_bridge)) + return PTR_ERR(dsi->next_bridge); + + drm_bridge_add(&dsi->bridge); + + ret = component_add(host->dev, &mtk_dsi_component_ops); + if (ret) { + DRM_ERROR("failed to add dsi_host component: %d\n", ret); + drm_bridge_remove(&dsi->bridge); + return ret; + } return 0; } +static int mtk_dsi_host_detach(struct mipi_dsi_host *host, + struct mipi_dsi_device *device) +{ + struct mtk_dsi *dsi = host_to_dsi(host); + + component_del(host->dev, &mtk_dsi_component_ops); + drm_bridge_remove(&dsi->bridge); + return 0; +} + static void mtk_dsi_wait_for_idle(struct mtk_dsi *dsi) { int ret; @@ -938,73 +1021,14 @@ static ssize_t mtk_dsi_host_transfer(struct mipi_dsi_host *host, static const struct mipi_dsi_host_ops mtk_dsi_ops = { .attach = mtk_dsi_host_attach, + .detach = mtk_dsi_host_detach, .transfer = mtk_dsi_host_transfer, }; -static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi) -{ - int ret; - - ret = drm_simple_encoder_init(drm, &dsi->encoder, - DRM_MODE_ENCODER_DSI); - if (ret) { - DRM_ERROR("Failed to encoder init to drm\n"); - return ret; - } - - dsi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm, dsi->host.dev); - - ret = drm_bridge_attach(&dsi->encoder, &dsi->bridge, NULL, - DRM_BRIDGE_ATTACH_NO_CONNECTOR); - if (ret) - goto err_cleanup_encoder; - - dsi->connector = drm_bridge_connector_init(drm, &dsi->encoder); - if (IS_ERR(dsi->connector)) { - DRM_ERROR("Unable to create bridge connector\n"); - ret = PTR_ERR(dsi->connector); - goto err_cleanup_encoder; - } - drm_connector_attach_encoder(dsi->connector, &dsi->encoder); - - return 0; - -err_cleanup_encoder: - drm_encoder_cleanup(&dsi->encoder); - return ret; -} - -static int mtk_dsi_bind(struct device *dev, struct device *master, void *data) -{ - int ret; - struct drm_device *drm = data; - struct mtk_dsi *dsi = dev_get_drvdata(dev); - - ret = mtk_dsi_encoder_init(drm, dsi); - if (ret) - return ret; - - return device_reset_optional(dev); -} - -static void mtk_dsi_unbind(struct device *dev, struct device *master, - void *data) -{ - struct mtk_dsi *dsi = dev_get_drvdata(dev); - - drm_encoder_cleanup(&dsi->encoder); -} - -static const struct component_ops mtk_dsi_component_ops = { - .bind = mtk_dsi_bind, - .unbind = mtk_dsi_unbind, -}; - static int mtk_dsi_probe(struct platform_device *pdev) { struct mtk_dsi *dsi; struct device *dev = &pdev->dev; - struct drm_panel *panel; struct resource *regs; int irq_num; int ret; @@ -1021,19 +1045,6 @@ static int mtk_dsi_probe(struct platform_device *pdev) return ret; } - ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0, - &panel, &dsi->next_bridge); - if (ret) - goto err_unregister_host; - - if (panel) { - dsi->next_bridge = devm_drm_panel_bridge_add(dev, panel); - if (IS_ERR(dsi->next_bridge)) { - ret = PTR_ERR(dsi->next_bridge); - goto err_unregister_host; - } - } - dsi->driver_data = of_device_get_match_data(dev); dsi->engine_clk = devm_clk_get(dev, "engine"); @@ -1098,14 +1109,6 @@ static int mtk_dsi_probe(struct platform_device *pdev) dsi->bridge.of_node = dev->of_node; dsi->bridge.type = DRM_MODE_CONNECTOR_DSI; - drm_bridge_add(&dsi->bridge); - - ret = component_add(&pdev->dev, &mtk_dsi_component_ops); - if (ret) { - dev_err(&pdev->dev, "failed to add component: %d\n", ret); - goto err_unregister_host; - } - return 0; err_unregister_host: @@ -1118,8 +1121,6 @@ static int mtk_dsi_remove(struct platform_device *pdev) struct mtk_dsi *dsi = platform_get_drvdata(pdev); mtk_output_dsi_disable(dsi); - drm_bridge_remove(&dsi->bridge); - component_del(&pdev->dev, &mtk_dsi_component_ops); mipi_dsi_host_unregister(&dsi->host); return 0; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 51b83776951b..17cfad6424db 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1560,6 +1560,8 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu) for (i = 0; i < gpu->nr_rings; i++) a6xx_gpu->shadow[i] = 0; + gpu->suspend_count++; + return 0; } diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index 93005839b5da..fb261930ad1c 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -608,9 +608,27 @@ static int adreno_resume(struct device *dev) return gpu->funcs->pm_resume(gpu); } +static int active_submits(struct msm_gpu *gpu) +{ + int active_submits; + mutex_lock(&gpu->active_lock); + active_submits = gpu->active_submits; + mutex_unlock(&gpu->active_lock); + return active_submits; +} + static int adreno_suspend(struct device *dev) { struct msm_gpu *gpu = dev_to_gpu(dev); + int remaining; + + remaining = wait_event_timeout(gpu->retire_event, + active_submits(gpu) == 0, + msecs_to_jiffies(1000)); + if (remaining == 0) { + dev_err(dev, "Timeout waiting for GPU to suspend\n"); + return -EBUSY; + } return gpu->funcs->pm_suspend(gpu); } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dspp.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dspp.c index a98e964c3b6f..355894a3b48c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dspp.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dspp.c @@ -26,9 +26,16 @@ static void dpu_setup_dspp_pcc(struct dpu_hw_dspp *ctx, struct dpu_hw_pcc_cfg *cfg) { - u32 base = ctx->cap->sblk->pcc.base; + u32 base; - if (!ctx || !base) { + if (!ctx) { + DRM_ERROR("invalid ctx %pK\n", ctx); + return; + } + + base = ctx->cap->sblk->pcc.base; + + if (!base) { DRM_ERROR("invalid ctx %pK pcc base 0x%x\n", ctx, base); return; } diff --git a/drivers/gpu/drm/msm/dsi/dsi.c b/drivers/gpu/drm/msm/dsi/dsi.c index 052548883d27..0fe02529b5e7 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.c +++ b/drivers/gpu/drm/msm/dsi/dsi.c @@ -40,7 +40,12 @@ static int dsi_get_phy(struct msm_dsi *msm_dsi) of_node_put(phy_node); - if (!phy_pdev || !msm_dsi->phy) { + if (!phy_pdev) { + DRM_DEV_ERROR(&pdev->dev, "%s: phy driver is not ready\n", __func__); + return -EPROBE_DEFER; + } + if (!msm_dsi->phy) { + put_device(&phy_pdev->dev); DRM_DEV_ERROR(&pdev->dev, "%s: phy driver is not ready\n", __func__); return -EPROBE_DEFER; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index c2ed177717c7..2027b38617ab 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -808,12 +808,14 @@ int msm_dsi_phy_enable(struct msm_dsi_phy *phy, struct msm_dsi_phy_clk_request *clk_req, struct msm_dsi_phy_shared_timings *shared_timings) { - struct device *dev = &phy->pdev->dev; + struct device *dev; int ret; if (!phy || !phy->cfg->ops.enable) return -EINVAL; + dev = &phy->pdev->dev; + ret = dsi_phy_enable_resource(phy); if (ret) { DRM_DEV_ERROR(dev, "%s: resource enable failed, %d\n", diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c index 3acdeae25caf..719720709e9e 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -97,10 +97,15 @@ static int msm_hdmi_get_phy(struct hdmi *hdmi) of_node_put(phy_node); - if (!phy_pdev || !hdmi->phy) { + if (!phy_pdev) { DRM_DEV_ERROR(&pdev->dev, "phy driver is not ready\n"); return -EPROBE_DEFER; } + if (!hdmi->phy) { + DRM_DEV_ERROR(&pdev->dev, "phy driver is not ready\n"); + put_device(&phy_pdev->dev); + return -EPROBE_DEFER; + } hdmi->phy_dev = get_device(&phy_pdev->dev); diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index ad35a5d94053..555666e3f960 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -461,7 +461,7 @@ static int msm_init_vram(struct drm_device *dev) of_node_put(node); if (ret) return ret; - size = r.end - r.start; + size = r.end - r.start + 1; DRM_INFO("using VRAM carveout: %lx@%pa\n", size, &r.start); /* if we have no IOMMU, then we need to use carveout allocator. @@ -510,7 +510,6 @@ static int msm_drm_init(struct device *dev, const struct drm_driver *drv) struct msm_drm_private *priv = dev_get_drvdata(dev); struct drm_device *ddev; struct msm_kms *kms; - struct msm_mdss *mdss; int ret, i; ddev = drm_dev_alloc(drv, dev); @@ -521,8 +520,6 @@ static int msm_drm_init(struct device *dev, const struct drm_driver *drv) ddev->dev_private = priv; priv->dev = ddev; - mdss = priv->mdss; - priv->wq = alloc_ordered_workqueue("msm", 0); priv->hangcheck_period = DRM_MSM_HANGCHECK_DEFAULT_PERIOD; diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 0f78c2615272..2c1049c0ea14 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -703,6 +703,8 @@ static void retire_submits(struct msm_gpu *gpu) } } } + + wake_up_all(&gpu->retire_event); } static void retire_worker(struct kthread_work *work) @@ -848,6 +850,7 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, INIT_LIST_HEAD(&gpu->active_list); mutex_init(&gpu->active_lock); mutex_init(&gpu->lock); + init_waitqueue_head(&gpu->retire_event); kthread_init_work(&gpu->retire_work, retire_worker); kthread_init_work(&gpu->recover_work, recover_worker); kthread_init_work(&gpu->fault_work, fault_worker); diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index 445c6bfd4b6b..92aa1e9196c6 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -230,6 +230,9 @@ struct msm_gpu { /* work for handling GPU recovery: */ struct kthread_work recover_work; + /** retire_event: notified when submits are retired: */ + wait_queue_head_t retire_event; + /* work for handling active-list retiring: */ struct kthread_work retire_work; diff --git a/drivers/gpu/drm/msm/msm_gpu_devfreq.c b/drivers/gpu/drm/msm/msm_gpu_devfreq.c index 62405e980925..9bf319be11f6 100644 --- a/drivers/gpu/drm/msm/msm_gpu_devfreq.c +++ b/drivers/gpu/drm/msm/msm_gpu_devfreq.c @@ -133,6 +133,18 @@ void msm_devfreq_init(struct msm_gpu *gpu) CLOCK_MONOTONIC, HRTIMER_MODE_REL); } +static void cancel_idle_work(struct msm_gpu_devfreq *df) +{ + hrtimer_cancel(&df->idle_work.timer); + kthread_cancel_work_sync(&df->idle_work.work); +} + +static void cancel_boost_work(struct msm_gpu_devfreq *df) +{ + hrtimer_cancel(&df->boost_work.timer); + kthread_cancel_work_sync(&df->boost_work.work); +} + void msm_devfreq_cleanup(struct msm_gpu *gpu) { struct msm_gpu_devfreq *df = &gpu->devfreq; @@ -152,7 +164,12 @@ void msm_devfreq_resume(struct msm_gpu *gpu) void msm_devfreq_suspend(struct msm_gpu *gpu) { - devfreq_suspend_device(gpu->devfreq.devfreq); + struct msm_gpu_devfreq *df = &gpu->devfreq; + + devfreq_suspend_device(df->devfreq); + + cancel_idle_work(df); + cancel_boost_work(df); } static void msm_devfreq_boost_work(struct kthread_work *work) @@ -196,7 +213,7 @@ void msm_devfreq_active(struct msm_gpu *gpu) /* * Cancel any pending transition to idle frequency: */ - hrtimer_cancel(&df->idle_work.timer); + cancel_idle_work(df); idle_time = ktime_to_ms(ktime_sub(ktime_get(), df->idle_time)); diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 434c2861bb40..0aec5a10b064 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -106,6 +106,7 @@ config DRM_PANEL_EDP depends on PM select VIDEOMODE_HELPERS select DRM_DP_AUX_BUS + select DRM_DP_HELPER help DRM panel driver for dumb eDP panels that need at most a regulator and a GPIO to be powered up. Optionally a backlight can be attached so diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 0fce73b9a646..70bd84b7ef2b 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -198,7 +198,8 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder, * so don't register a backlight device */ if ((rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) && - (rdev->pdev->device == 0x6741)) + (rdev->pdev->device == 0x6741) && + !dmi_match(DMI_PRODUCT_NAME, "iMac12,1")) return; if (!radeon_encoder->enc_priv) diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig index 8cf5aeb9db6c..201f5175ecfe 100644 --- a/drivers/gpu/drm/tegra/Kconfig +++ b/drivers/gpu/drm/tegra/Kconfig @@ -5,6 +5,7 @@ config DRM_TEGRA depends on COMMON_CLK depends on DRM depends on OF + select DRM_DP_AUX_BUS select DRM_KMS_HELPER select DRM_MIPI_DSI select DRM_PANEL diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 1f96e416fa08..d7a731d287d2 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -19,6 +19,7 @@ #include <linux/workqueue.h> #include <drm/drm_dp_helper.h> +#include <drm/drm_dp_aux_bus.h> #include <drm/drm_panel.h> #include "dp.h" @@ -570,6 +571,12 @@ static int tegra_dpaux_probe(struct platform_device *pdev) list_add_tail(&dpaux->list, &dpaux_list); mutex_unlock(&dpaux_lock); + err = devm_of_dp_aux_populate_ep_devices(&dpaux->aux); + if (err < 0) { + dev_err(dpaux->dev, "failed to populate AUX bus: %d\n", err); + return err; + } + return 0; } diff --git a/drivers/gpu/drm/tegra/falcon.c b/drivers/gpu/drm/tegra/falcon.c index 223ab2ceb7e6..3762d87759d9 100644 --- a/drivers/gpu/drm/tegra/falcon.c +++ b/drivers/gpu/drm/tegra/falcon.c @@ -63,7 +63,7 @@ static void falcon_copy_firmware_image(struct falcon *falcon, /* copy the whole thing taking into account endianness */ for (i = 0; i < firmware->size / sizeof(u32); i++) - virt[i] = le32_to_cpu(((u32 *)firmware->data)[i]); + virt[i] = le32_to_cpu(((__le32 *)firmware->data)[i]); } static int falcon_parse_firmware_image(struct falcon *falcon) diff --git a/drivers/gpu/drm/vc4/vc4_dsi.c b/drivers/gpu/drm/vc4/vc4_dsi.c index a229da58962a..9300d3354c51 100644 --- a/drivers/gpu/drm/vc4/vc4_dsi.c +++ b/drivers/gpu/drm/vc4/vc4_dsi.c @@ -1262,7 +1262,6 @@ static int vc4_dsi_host_attach(struct mipi_dsi_host *host, struct mipi_dsi_device *device) { struct vc4_dsi *dsi = host_to_dsi(host); - int ret; dsi->lanes = device->lanes; dsi->channel = device->channel; @@ -1297,18 +1296,15 @@ static int vc4_dsi_host_attach(struct mipi_dsi_host *host, return 0; } - ret = component_add(&dsi->pdev->dev, &vc4_dsi_ops); - if (ret) { - mipi_dsi_host_unregister(&dsi->dsi_host); - return ret; - } - - return 0; + return component_add(&dsi->pdev->dev, &vc4_dsi_ops); } static int vc4_dsi_host_detach(struct mipi_dsi_host *host, struct mipi_dsi_device *device) { + struct vc4_dsi *dsi = host_to_dsi(host); + + component_del(&dsi->pdev->dev, &vc4_dsi_ops); return 0; } @@ -1686,9 +1682,7 @@ static int vc4_dsi_dev_remove(struct platform_device *pdev) struct device *dev = &pdev->dev; struct vc4_dsi *dsi = dev_get_drvdata(dev); - component_del(&pdev->dev, &vc4_dsi_ops); mipi_dsi_host_unregister(&dsi->dsi_host); - return 0; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index d6b66636a19b..ea3ecdda561d 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -1140,15 +1140,14 @@ extern int vmw_execbuf_fence_commands(struct drm_file *file_priv, struct vmw_private *dev_priv, struct vmw_fence_obj **p_fence, uint32_t *p_handle); -extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, +extern int vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, struct vmw_fpriv *vmw_fp, int ret, struct drm_vmw_fence_rep __user *user_fence_rep, struct vmw_fence_obj *fence, uint32_t fence_handle, - int32_t out_fence_fd, - struct sync_file *sync_file); + int32_t out_fence_fd); bool vmw_cmd_describe(const void *buf, u32 *size, char const **cmd); /** diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index 44ca23b0ea4e..dd2ff441068e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -3879,17 +3879,17 @@ int vmw_execbuf_fence_commands(struct drm_file *file_priv, * Also if copying fails, user-space will be unable to signal the fence object * so we wait for it immediately, and then unreference the user-space reference. */ -void +int vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, struct vmw_fpriv *vmw_fp, int ret, struct drm_vmw_fence_rep __user *user_fence_rep, struct vmw_fence_obj *fence, uint32_t fence_handle, - int32_t out_fence_fd, struct sync_file *sync_file) + int32_t out_fence_fd) { struct drm_vmw_fence_rep fence_rep; if (user_fence_rep == NULL) - return; + return 0; memset(&fence_rep, 0, sizeof(fence_rep)); @@ -3917,19 +3917,13 @@ vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, * handle. */ if (unlikely(ret != 0) && (fence_rep.error == 0)) { - if (sync_file) - fput(sync_file->file); - - if (fence_rep.fd != -1) { - put_unused_fd(fence_rep.fd); - fence_rep.fd = -1; - } - ttm_ref_object_base_unref(vmw_fp->tfile, fence_handle); VMW_DEBUG_USER("Fence copy error. Syncing.\n"); (void) vmw_fence_obj_wait(fence, false, false, VMW_FENCE_WAIT_TIMEOUT); } + + return ret ? -EFAULT : 0; } /** @@ -4266,16 +4260,23 @@ int vmw_execbuf_process(struct drm_file *file_priv, (void) vmw_fence_obj_wait(fence, false, false, VMW_FENCE_WAIT_TIMEOUT); + } + } + + ret = vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret, + user_fence_rep, fence, handle, out_fence_fd); + + if (sync_file) { + if (ret) { + /* usercopy of fence failed, put the file object */ + fput(sync_file->file); + put_unused_fd(out_fence_fd); } else { /* Link the fence with the FD created earlier */ fd_install(out_fence_fd, sync_file->file); } } - vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret, - user_fence_rep, fence, handle, out_fence_fd, - sync_file); - /* Don't unreference when handing fence out */ if (unlikely(out_fence != NULL)) { *out_fence = fence; @@ -4293,7 +4294,7 @@ int vmw_execbuf_process(struct drm_file *file_priv, */ vmw_validation_unref_lists(&val_ctx); - return 0; + return ret; out_unlock_binding: mutex_unlock(&dev_priv->binding_mutex); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index c60d395f9e2e..5001b87aebe8 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -1128,7 +1128,7 @@ int vmw_fence_event_ioctl(struct drm_device *dev, void *data, } vmw_execbuf_copy_fence_user(dev_priv, vmw_fp, 0, user_fence_rep, fence, - handle, -1, NULL); + handle, -1); vmw_fence_obj_unreference(&fence); return 0; out_no_create: diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 4e693e8de2c3..bbd2f4ec08ec 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -2501,7 +2501,7 @@ void vmw_kms_helper_validation_finish(struct vmw_private *dev_priv, if (file_priv) vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret, user_fence_rep, fence, - handle, -1, NULL); + handle, -1); if (out_fence) *out_fence = fence; else diff --git a/drivers/gpu/host1x/syncpt.c b/drivers/gpu/host1x/syncpt.c index e08e331e46ae..f87a8705f518 100644 --- a/drivers/gpu/host1x/syncpt.c +++ b/drivers/gpu/host1x/syncpt.c @@ -137,8 +137,15 @@ void host1x_syncpt_restore(struct host1x *host) struct host1x_syncpt *sp_base = host->syncpt; unsigned int i; - for (i = 0; i < host1x_syncpt_nb_pts(host); i++) + for (i = 0; i < host1x_syncpt_nb_pts(host); i++) { + /* + * Unassign syncpt from channels for purposes of Tegra186 + * syncpoint protection. This prevents any channel from + * accessing it until it is reassigned. + */ + host1x_hw_syncpt_assign_to_channel(host, sp_base + i, NULL); host1x_hw_syncpt_restore(host, sp_base + i); + } for (i = 0; i < host1x_syncpt_nb_bases(host); i++) host1x_hw_syncpt_restore_wait_base(host, sp_base + i); @@ -227,27 +234,12 @@ int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout, void *ref; struct host1x_waitlist *waiter; int err = 0, check_count = 0; - u32 val; if (value) - *value = 0; - - /* first check cache */ - if (host1x_syncpt_is_expired(sp, thresh)) { - if (value) - *value = host1x_syncpt_load(sp); + *value = host1x_syncpt_load(sp); + if (host1x_syncpt_is_expired(sp, thresh)) return 0; - } - - /* try to read from register */ - val = host1x_hw_syncpt_load(sp->host, sp); - if (host1x_syncpt_is_expired(sp, thresh)) { - if (value) - *value = val; - - goto done; - } if (!timeout) { err = -EAGAIN; @@ -352,13 +344,6 @@ int host1x_syncpt_init(struct host1x *host) for (i = 0; i < host->info->nb_pts; i++) { syncpt[i].id = i; syncpt[i].host = host; - - /* - * Unassign syncpt from channels for purposes of Tegra186 - * syncpoint protection. This prevents any channel from - * accessing it until it is reassigned. - */ - host1x_hw_syncpt_assign_to_channel(host, &syncpt[i], NULL); } for (i = 0; i < host->info->nb_bases; i++) diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c index 2503be0253d3..19fa734a9a79 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c +++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c @@ -37,11 +37,11 @@ static int amd_sfh_wait_response_v2(struct amd_mp2_dev *mp2, u8 sid, u32 sensor_ { union cmd_response cmd_resp; - /* Get response with status within a max of 800 ms timeout */ + /* Get response with status within a max of 1600 ms timeout */ if (!readl_poll_timeout(mp2->mmio + AMD_P2C_MSG(0), cmd_resp.resp, (cmd_resp.response_v2.response == sensor_sts && cmd_resp.response_v2.status == 0 && (sid == 0xff || - cmd_resp.response_v2.sensor_id == sid)), 500, 800000)) + cmd_resp.response_v2.sensor_id == sid)), 500, 1600000)) return cmd_resp.response_v2.response; return SENSOR_DISABLED; @@ -53,6 +53,7 @@ static void amd_start_sensor_v2(struct amd_mp2_dev *privdata, struct amd_mp2_sen cmd_base.ul = 0; cmd_base.cmd_v2.cmd_id = ENABLE_SENSOR; + cmd_base.cmd_v2.intr_disable = 1; cmd_base.cmd_v2.period = info.period; cmd_base.cmd_v2.sensor_id = info.sensor_idx; cmd_base.cmd_v2.length = 16; @@ -70,6 +71,7 @@ static void amd_stop_sensor_v2(struct amd_mp2_dev *privdata, u16 sensor_idx) cmd_base.ul = 0; cmd_base.cmd_v2.cmd_id = DISABLE_SENSOR; + cmd_base.cmd_v2.intr_disable = 1; cmd_base.cmd_v2.period = 0; cmd_base.cmd_v2.sensor_id = sensor_idx; cmd_base.cmd_v2.length = 16; @@ -83,12 +85,51 @@ static void amd_stop_all_sensor_v2(struct amd_mp2_dev *privdata) union sfh_cmd_base cmd_base; cmd_base.cmd_v2.cmd_id = STOP_ALL_SENSORS; + cmd_base.cmd_v2.intr_disable = 1; cmd_base.cmd_v2.period = 0; cmd_base.cmd_v2.sensor_id = 0; writel(cmd_base.ul, privdata->mmio + AMD_C2P_MSG0); } +static void amd_sfh_clear_intr_v2(struct amd_mp2_dev *privdata) +{ + if (readl(privdata->mmio + AMD_P2C_MSG(4))) { + writel(0, privdata->mmio + AMD_P2C_MSG(4)); + writel(0xf, privdata->mmio + AMD_P2C_MSG(5)); + } +} + +static void amd_sfh_clear_intr(struct amd_mp2_dev *privdata) +{ + if (privdata->mp2_ops->clear_intr) + privdata->mp2_ops->clear_intr(privdata); +} + +static irqreturn_t amd_sfh_irq_handler(int irq, void *data) +{ + amd_sfh_clear_intr(data); + + return IRQ_HANDLED; +} + +static int amd_sfh_irq_init_v2(struct amd_mp2_dev *privdata) +{ + int rc; + + pci_intx(privdata->pdev, true); + + rc = devm_request_irq(&privdata->pdev->dev, privdata->pdev->irq, + amd_sfh_irq_handler, 0, DRIVER_NAME, privdata); + if (rc) { + dev_err(&privdata->pdev->dev, "failed to request irq %d err=%d\n", + privdata->pdev->irq, rc); + return rc; + } + + return 0; +} + void amd_start_sensor(struct amd_mp2_dev *privdata, struct amd_mp2_sensor_info info) { union sfh_cmd_param cmd_param; @@ -193,6 +234,8 @@ static void amd_mp2_pci_remove(void *privdata) struct amd_mp2_dev *mp2 = privdata; amd_sfh_hid_client_deinit(privdata); mp2->mp2_ops->stop_all(mp2); + pci_intx(mp2->pdev, false); + amd_sfh_clear_intr(mp2); } static const struct amd_mp2_ops amd_sfh_ops_v2 = { @@ -200,6 +243,8 @@ static const struct amd_mp2_ops amd_sfh_ops_v2 = { .stop = amd_stop_sensor_v2, .stop_all = amd_stop_all_sensor_v2, .response = amd_sfh_wait_response_v2, + .clear_intr = amd_sfh_clear_intr_v2, + .init_intr = amd_sfh_irq_init_v2, }; static const struct amd_mp2_ops amd_sfh_ops = { @@ -225,6 +270,14 @@ static void mp2_select_ops(struct amd_mp2_dev *privdata) } } +static int amd_sfh_irq_init(struct amd_mp2_dev *privdata) +{ + if (privdata->mp2_ops->init_intr) + return privdata->mp2_ops->init_intr(privdata); + + return 0; +} + static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct amd_mp2_dev *privdata; @@ -261,9 +314,20 @@ static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i mp2_select_ops(privdata); + rc = amd_sfh_irq_init(privdata); + if (rc) { + dev_err(&pdev->dev, "amd_sfh_irq_init failed\n"); + return rc; + } + rc = amd_sfh_hid_client_init(privdata); - if (rc) + if (rc) { + amd_sfh_clear_intr(privdata); + dev_err(&pdev->dev, "amd_sfh_hid_client_init failed\n"); return rc; + } + + amd_sfh_clear_intr(privdata); return devm_add_action_or_reset(&pdev->dev, amd_mp2_pci_remove, privdata); } @@ -290,6 +354,9 @@ static int __maybe_unused amd_mp2_pci_resume(struct device *dev) } } + schedule_delayed_work(&cl_data->work_buffer, msecs_to_jiffies(AMD_SFH_IDLE_LOOP)); + amd_sfh_clear_intr(mp2); + return 0; } @@ -312,6 +379,9 @@ static int __maybe_unused amd_mp2_pci_suspend(struct device *dev) } } + cancel_delayed_work_sync(&cl_data->work_buffer); + amd_sfh_clear_intr(mp2); + return 0; } diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h index ae30e059f847..97b99861fae2 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h +++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h @@ -49,7 +49,7 @@ union sfh_cmd_base { } s; struct { u32 cmd_id : 4; - u32 intr_enable : 1; + u32 intr_disable : 1; u32 rsvd1 : 3; u32 length : 7; u32 mem_type : 1; @@ -141,5 +141,7 @@ struct amd_mp2_ops { void (*stop)(struct amd_mp2_dev *privdata, u16 sensor_idx); void (*stop_all)(struct amd_mp2_dev *privdata); int (*response)(struct amd_mp2_dev *mp2, u8 sid, u32 sensor_sts); + void (*clear_intr)(struct amd_mp2_dev *privdata); + int (*init_intr)(struct amd_mp2_dev *privdata); }; #endif diff --git a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c index be41f83b0289..76095bd53c65 100644 --- a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c +++ b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c @@ -27,6 +27,7 @@ #define HID_USAGE_SENSOR_STATE_READY_ENUM 0x02 #define HID_USAGE_SENSOR_STATE_INITIALIZING_ENUM 0x05 #define HID_USAGE_SENSOR_EVENT_DATA_UPDATED_ENUM 0x04 +#define ILLUMINANCE_MASK GENMASK(14, 0) int get_report_descriptor(int sensor_idx, u8 *rep_desc) { @@ -246,7 +247,8 @@ u8 get_input_report(u8 current_index, int sensor_idx, int report_id, struct amd_ get_common_inputs(&als_input.common_property, report_id); /* For ALS ,V2 Platforms uses C2P_MSG5 register instead of DRAM access method */ if (supported_input == V2_STATUS) - als_input.illuminance_value = (int)readl(privdata->mmio + AMD_C2P_MSG(5)); + als_input.illuminance_value = + readl(privdata->mmio + AMD_C2P_MSG(5)) & ILLUMINANCE_MASK; else als_input.illuminance_value = (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER; diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c index 24802a4a636e..7dc89dc6b0f0 100644 --- a/drivers/hid/hid-apple.c +++ b/drivers/hid/hid-apple.c @@ -691,49 +691,49 @@ static const struct hid_device_id apple_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI), diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c index 26c31d759914..81e7e404a5fc 100644 --- a/drivers/hid/hid-debug.c +++ b/drivers/hid/hid-debug.c @@ -860,7 +860,9 @@ static const char *keys[KEY_MAX + 1] = { [KEY_F22] = "F22", [KEY_F23] = "F23", [KEY_F24] = "F24", [KEY_PLAYCD] = "PlayCD", [KEY_PAUSECD] = "PauseCD", [KEY_PROG3] = "Prog3", - [KEY_PROG4] = "Prog4", [KEY_SUSPEND] = "Suspend", + [KEY_PROG4] = "Prog4", + [KEY_ALL_APPLICATIONS] = "AllApplications", + [KEY_SUSPEND] = "Suspend", [KEY_CLOSE] = "Close", [KEY_PLAY] = "Play", [KEY_FASTFORWARD] = "FastForward", [KEY_BASSBOOST] = "BassBoost", [KEY_PRINT] = "Print", [KEY_HP] = "HP", @@ -969,6 +971,7 @@ static const char *keys[KEY_MAX + 1] = { [KEY_ASSISTANT] = "Assistant", [KEY_KBD_LAYOUT_NEXT] = "KbdLayoutNext", [KEY_EMOJI_PICKER] = "EmojiPicker", + [KEY_DICTATE] = "Dictate", [KEY_BRIGHTNESS_MIN] = "BrightnessMin", [KEY_BRIGHTNESS_MAX] = "BrightnessMax", [KEY_BRIGHTNESS_AUTO] = "BrightnessAuto", diff --git a/drivers/hid/hid-elo.c b/drivers/hid/hid-elo.c index 8e960d7b233b..2876cb6a7dca 100644 --- a/drivers/hid/hid-elo.c +++ b/drivers/hid/hid-elo.c @@ -228,7 +228,6 @@ static int elo_probe(struct hid_device *hdev, const struct hid_device_id *id) { struct elo_priv *priv; int ret; - struct usb_device *udev; if (!hid_is_usb(hdev)) return -EINVAL; @@ -238,8 +237,7 @@ static int elo_probe(struct hid_device *hdev, const struct hid_device_id *id) return -ENOMEM; INIT_DELAYED_WORK(&priv->work, elo_work); - udev = interface_to_usbdev(to_usb_interface(hdev->dev.parent)); - priv->usbdev = usb_get_dev(udev); + priv->usbdev = interface_to_usbdev(to_usb_interface(hdev->dev.parent)); hid_set_drvdata(hdev, priv); @@ -270,8 +268,6 @@ static void elo_remove(struct hid_device *hdev) { struct elo_priv *priv = hid_get_drvdata(hdev); - usb_put_dev(priv->usbdev); - hid_hw_stop(hdev); cancel_delayed_work_sync(&priv->work); kfree(priv); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 85975031389b..78bd3ddda442 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -1370,6 +1370,7 @@ #define USB_VENDOR_ID_UGTIZER 0x2179 #define USB_DEVICE_ID_UGTIZER_TABLET_GP0610 0x0053 #define USB_DEVICE_ID_UGTIZER_TABLET_GT5040 0x0077 +#define USB_DEVICE_ID_UGTIZER_TABLET_WP5540 0x0004 #define USB_VENDOR_ID_VIEWSONIC 0x0543 #define USB_DEVICE_ID_VIEWSONIC_PD1011 0xe621 diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 112901d2d8d2..56ec27398a00 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -992,6 +992,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; case 0x0cf: map_key_clear(KEY_VOICECOMMAND); break; + case 0x0d8: map_key_clear(KEY_DICTATE); break; case 0x0d9: map_key_clear(KEY_EMOJI_PICKER); break; case 0x0e0: map_abs_clear(ABS_VOLUME); break; @@ -1083,6 +1084,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x29d: map_key_clear(KEY_KBD_LAYOUT_NEXT); break; + case 0x2a2: map_key_clear(KEY_ALL_APPLICATIONS); break; + case 0x2c7: map_key_clear(KEY_KBDINPUTASSIST_PREV); break; case 0x2c8: map_key_clear(KEY_KBDINPUTASSIST_NEXT); break; case 0x2c9: map_key_clear(KEY_KBDINPUTASSIST_PREVGROUP); break; diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 7106b921b53c..c358778e070b 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -1068,6 +1068,7 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, workitem.reports_supported |= STD_KEYBOARD; break; case 0x0f: + case 0x11: device_type = "eQUAD Lightspeed 1.2"; logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); workitem.reports_supported |= STD_KEYBOARD; diff --git a/drivers/hid/hid-nintendo.c b/drivers/hid/hid-nintendo.c index b6a9a0f3966e..2204de889739 100644 --- a/drivers/hid/hid-nintendo.c +++ b/drivers/hid/hid-nintendo.c @@ -2128,6 +2128,10 @@ static int nintendo_hid_probe(struct hid_device *hdev, spin_lock_init(&ctlr->lock); ctlr->rumble_queue = alloc_workqueue("hid-nintendo-rumble_wq", WQ_FREEZABLE | WQ_MEM_RECLAIM, 0); + if (!ctlr->rumble_queue) { + ret = -ENOMEM; + goto err; + } INIT_WORK(&ctlr->rumble_worker, joycon_rumble_worker); ret = hid_parse(hdev); diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index 9af1dc8ae3a2..c066ba901867 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -187,6 +187,7 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD), HID_QUIRK_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWA60), HID_QUIRK_MULTI_INPUT }, + { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_WP5540), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET), HID_QUIRK_MULTI_INPUT }, diff --git a/drivers/hid/hid-thrustmaster.c b/drivers/hid/hid-thrustmaster.c index 03b935ff02d5..c3e6d69fdfbd 100644 --- a/drivers/hid/hid-thrustmaster.c +++ b/drivers/hid/hid-thrustmaster.c @@ -64,7 +64,9 @@ struct tm_wheel_info { */ static const struct tm_wheel_info tm_wheels_infos[] = { {0x0306, 0x0006, "Thrustmaster T150RS"}, + {0x0200, 0x0005, "Thrustmaster T300RS (Missing Attachment)"}, {0x0206, 0x0005, "Thrustmaster T300RS"}, + {0x0209, 0x0005, "Thrustmaster T300RS (Open Wheel Attachment)"}, {0x0204, 0x0005, "Thrustmaster T300 Ferrari Alcantara Edition"}, {0x0002, 0x0002, "Thrustmaster T500RS"} //{0x0407, 0x0001, "Thrustmaster TMX"} @@ -158,6 +160,12 @@ static void thrustmaster_interrupts(struct hid_device *hdev) return; } + if (usbif->cur_altsetting->desc.bNumEndpoints < 2) { + kfree(send_buf); + hid_err(hdev, "Wrong number of endpoints?\n"); + return; + } + ep = &usbif->cur_altsetting->endpoint[1]; b_ep = ep->desc.bEndpointAddress; diff --git a/drivers/hid/hid-vivaldi.c b/drivers/hid/hid-vivaldi.c index efa6140915f4..42ceb2058a09 100644 --- a/drivers/hid/hid-vivaldi.c +++ b/drivers/hid/hid-vivaldi.c @@ -144,7 +144,7 @@ out: static int vivaldi_input_configured(struct hid_device *hdev, struct hid_input *hidinput) { - return sysfs_create_group(&hdev->dev.kobj, &input_attribute_group); + return devm_device_add_group(&hdev->dev, &input_attribute_group); } static const struct hid_device_id vivaldi_table[] = { diff --git a/drivers/hid/i2c-hid/i2c-hid-of-goodix.c b/drivers/hid/i2c-hid/i2c-hid-of-goodix.c index b4dad66fa954..ec6c73f75ffe 100644 --- a/drivers/hid/i2c-hid/i2c-hid-of-goodix.c +++ b/drivers/hid/i2c-hid/i2c-hid-of-goodix.c @@ -27,7 +27,6 @@ struct i2c_hid_of_goodix { struct regulator *vdd; struct notifier_block nb; - struct mutex regulator_mutex; struct gpio_desc *reset_gpio; const struct goodix_i2c_hid_timing_data *timings; }; @@ -67,8 +66,6 @@ static int ihid_goodix_vdd_notify(struct notifier_block *nb, container_of(nb, struct i2c_hid_of_goodix, nb); int ret = NOTIFY_OK; - mutex_lock(&ihid_goodix->regulator_mutex); - switch (event) { case REGULATOR_EVENT_PRE_DISABLE: gpiod_set_value_cansleep(ihid_goodix->reset_gpio, 1); @@ -87,8 +84,6 @@ static int ihid_goodix_vdd_notify(struct notifier_block *nb, break; } - mutex_unlock(&ihid_goodix->regulator_mutex); - return ret; } @@ -102,8 +97,6 @@ static int i2c_hid_of_goodix_probe(struct i2c_client *client, if (!ihid_goodix) return -ENOMEM; - mutex_init(&ihid_goodix->regulator_mutex); - ihid_goodix->ops.power_up = goodix_i2c_hid_power_up; ihid_goodix->ops.power_down = goodix_i2c_hid_power_down; @@ -130,25 +123,28 @@ static int i2c_hid_of_goodix_probe(struct i2c_client *client, * long. Holding the controller in reset apparently draws extra * power. */ - mutex_lock(&ihid_goodix->regulator_mutex); ihid_goodix->nb.notifier_call = ihid_goodix_vdd_notify; ret = devm_regulator_register_notifier(ihid_goodix->vdd, &ihid_goodix->nb); - if (ret) { - mutex_unlock(&ihid_goodix->regulator_mutex); + if (ret) return dev_err_probe(&client->dev, ret, "regulator notifier request failed\n"); - } /* * If someone else is holding the regulator on (or the regulator is * an always-on one) we might never be told to deassert reset. Do it - * now. Here we'll assume that someone else might have _just - * barely_ turned the regulator on so we'll do the full - * "post_power_delay" just in case. + * now... and temporarily bump the regulator reference count just to + * make sure it is impossible for this to race with our own notifier! + * We also assume that someone else might have _just barely_ turned + * the regulator on so we'll do the full "post_power_delay" just in + * case. */ - if (ihid_goodix->reset_gpio && regulator_is_enabled(ihid_goodix->vdd)) + if (ihid_goodix->reset_gpio && regulator_is_enabled(ihid_goodix->vdd)) { + ret = regulator_enable(ihid_goodix->vdd); + if (ret) + return ret; goodix_i2c_hid_deassert_reset(ihid_goodix, true); - mutex_unlock(&ihid_goodix->regulator_mutex); + regulator_disable(ihid_goodix->vdd); + } return i2c_hid_core_probe(client, &ihid_goodix->ops, 0x0001, 0); } diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index ca873a3b98db..f2d05bff4245 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -1660,6 +1660,13 @@ static int balloon_connect_vsp(struct hv_device *dev) unsigned long t; int ret; + /* + * max_pkt_size should be large enough for one vmbus packet header plus + * our receive buffer size. Hyper-V sends messages up to + * HV_HYP_PAGE_SIZE bytes long on balloon channel. + */ + dev->channel->max_pkt_size = HV_HYP_PAGE_SIZE * 2; + ret = vmbus_open(dev->channel, dm_ring_size, dm_ring_size, NULL, 0, balloon_onchannelcallback, dev); if (ret) diff --git a/drivers/hv/hv_utils_transport.c b/drivers/hv/hv_utils_transport.c index eb2833d2b5d0..832885198643 100644 --- a/drivers/hv/hv_utils_transport.c +++ b/drivers/hv/hv_utils_transport.c @@ -13,7 +13,7 @@ #include "hv_utils_transport.h" static DEFINE_SPINLOCK(hvt_list_lock); -static struct list_head hvt_list = LIST_HEAD_INIT(hvt_list); +static LIST_HEAD(hvt_list); static void hvt_reset(struct hvutil_transport *hvt) { diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 17bf55fe3169..12a2b37e87f3 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -2028,8 +2028,10 @@ int vmbus_add_channel_kobj(struct hv_device *dev, struct vmbus_channel *channel) kobj->kset = dev->channels_kset; ret = kobject_init_and_add(kobj, &vmbus_chan_ktype, NULL, "%u", relid); - if (ret) + if (ret) { + kobject_put(kobj); return ret; + } ret = sysfs_create_group(kobj, &vmbus_chan_group); @@ -2038,6 +2040,7 @@ int vmbus_add_channel_kobj(struct hv_device *dev, struct vmbus_channel *channel) * The calling functions' error handling paths will cleanup the * empty channel directory. */ + kobject_put(kobj); dev_err(device, "Unable to set up channel sysfs files\n"); return ret; } @@ -2079,7 +2082,6 @@ struct hv_device *vmbus_device_create(const guid_t *type, return child_device_obj; } -static u64 vmbus_dma_mask = DMA_BIT_MASK(64); /* * vmbus_device_register - Register the child device */ @@ -2120,8 +2122,9 @@ int vmbus_device_register(struct hv_device *child_device_obj) } hv_debug_add_dev_dir(child_device_obj); - child_device_obj->device.dma_mask = &vmbus_dma_mask; child_device_obj->device.dma_parms = &child_device_obj->dma_parms; + child_device_obj->device.dma_mask = &child_device_obj->dma_mask; + dma_set_mask(&child_device_obj->device, DMA_BIT_MASK(64)); return 0; err_kset_unregister: diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c index d519aca4a9d6..fb6d14d213a1 100644 --- a/drivers/hwmon/adt7470.c +++ b/drivers/hwmon/adt7470.c @@ -662,6 +662,9 @@ static int adt7470_fan_write(struct device *dev, u32 attr, int channel, long val struct adt7470_data *data = dev_get_drvdata(dev); int err; + if (val <= 0) + return -EINVAL; + val = FAN_RPM_TO_PERIOD(val); val = clamp_val(val, 1, 65534); diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index 3501a3ead4ba..3ae961986fc3 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -214,12 +214,14 @@ static int hwmon_thermal_add_sensor(struct device *dev, int index) tzd = devm_thermal_zone_of_sensor_register(dev, index, tdata, &hwmon_thermal_ops); - /* - * If CONFIG_THERMAL_OF is disabled, this returns -ENODEV, - * so ignore that error but forward any other error. - */ - if (IS_ERR(tzd) && (PTR_ERR(tzd) != -ENODEV)) - return PTR_ERR(tzd); + if (IS_ERR(tzd)) { + if (PTR_ERR(tzd) != -ENODEV) + return PTR_ERR(tzd); + dev_info(dev, "temp%d_input not attached to any thermal zone\n", + index + 1); + devm_kfree(dev, tdata); + return 0; + } err = devm_add_action(dev, hwmon_thermal_remove_sensor, &tdata->node); if (err) diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index 74019dff2550..1c9493c70813 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -373,7 +373,7 @@ static const struct lm90_params lm90_params[] = { .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_CRIT, .alert_alarms = 0x7c, - .max_convrate = 8, + .max_convrate = 7, }, [lm86] = { .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT @@ -394,12 +394,13 @@ static const struct lm90_params lm90_params[] = { .max_convrate = 9, }, [max6646] = { - .flags = LM90_HAVE_CRIT, + .flags = LM90_HAVE_CRIT | LM90_HAVE_BROKEN_ALERT, .alert_alarms = 0x7c, .max_convrate = 6, .reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL, }, [max6654] = { + .flags = LM90_HAVE_BROKEN_ALERT, .alert_alarms = 0x7c, .max_convrate = 7, .reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL, @@ -418,7 +419,7 @@ static const struct lm90_params lm90_params[] = { }, [max6680] = { .flags = LM90_HAVE_OFFSET | LM90_HAVE_CRIT - | LM90_HAVE_CRIT_ALRM_SWP, + | LM90_HAVE_CRIT_ALRM_SWP | LM90_HAVE_BROKEN_ALERT, .alert_alarms = 0x7c, .max_convrate = 7, }, @@ -848,7 +849,7 @@ static int lm90_update_device(struct device *dev) * Re-enable ALERT# output if it was originally enabled and * relevant alarms are all clear */ - if (!(data->config_orig & 0x80) && + if ((client->irq || !(data->config_orig & 0x80)) && !(data->alarms & data->alert_alarms)) { if (data->config & 0x80) { dev_dbg(&client->dev, "Re-enabling ALERT#\n"); @@ -1807,22 +1808,22 @@ static bool lm90_is_tripped(struct i2c_client *client, u16 *status) if (st & LM90_STATUS_LLOW) hwmon_notify_event(data->hwmon_dev, hwmon_temp, - hwmon_temp_min, 0); + hwmon_temp_min_alarm, 0); if (st & LM90_STATUS_RLOW) hwmon_notify_event(data->hwmon_dev, hwmon_temp, - hwmon_temp_min, 1); + hwmon_temp_min_alarm, 1); if (st2 & MAX6696_STATUS2_R2LOW) hwmon_notify_event(data->hwmon_dev, hwmon_temp, - hwmon_temp_min, 2); + hwmon_temp_min_alarm, 2); if (st & LM90_STATUS_LHIGH) hwmon_notify_event(data->hwmon_dev, hwmon_temp, - hwmon_temp_max, 0); + hwmon_temp_max_alarm, 0); if (st & LM90_STATUS_RHIGH) hwmon_notify_event(data->hwmon_dev, hwmon_temp, - hwmon_temp_max, 1); + hwmon_temp_max_alarm, 1); if (st2 & MAX6696_STATUS2_R2HIGH) hwmon_notify_event(data->hwmon_dev, hwmon_temp, - hwmon_temp_max, 2); + hwmon_temp_max_alarm, 2); return true; } diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c index fd3f91cb01c6..098d12b9ecda 100644 --- a/drivers/hwmon/nct6775.c +++ b/drivers/hwmon/nct6775.c @@ -1175,7 +1175,7 @@ static inline u8 in_to_reg(u32 val, u8 nr) struct nct6775_data { int addr; /* IO base of hw monitor block */ - int sioreg; /* SIO register address */ + struct nct6775_sio_data *sio_data; enum kinds kind; const char *name; @@ -3559,7 +3559,7 @@ clear_caseopen(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct nct6775_data *data = dev_get_drvdata(dev); - struct nct6775_sio_data *sio_data = dev_get_platdata(dev); + struct nct6775_sio_data *sio_data = data->sio_data; int nr = to_sensor_dev_attr(attr)->index - INTRUSION_ALARM_BASE; unsigned long val; u8 reg; @@ -3967,7 +3967,7 @@ static int nct6775_probe(struct platform_device *pdev) return -ENOMEM; data->kind = sio_data->kind; - data->sioreg = sio_data->sioreg; + data->sio_data = sio_data; if (sio_data->access == access_direct) { data->addr = res->start; diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c index 414204f5704c..9c9e9f4ccb9e 100644 --- a/drivers/hwmon/ntc_thermistor.c +++ b/drivers/hwmon/ntc_thermistor.c @@ -59,7 +59,7 @@ static const struct platform_device_id ntc_thermistor_id[] = { [NTC_NCP15XH103] = { "ncp15xh103", TYPE_NCPXXXH103 }, [NTC_NCP18WB473] = { "ncp18wb473", TYPE_NCPXXWB473 }, [NTC_NCP21WB473] = { "ncp21wb473", TYPE_NCPXXWB473 }, - [NTC_SSG1404001221] = { "ssg1404-001221", TYPE_NCPXXWB473 }, + [NTC_SSG1404001221] = { "ssg1404_001221", TYPE_NCPXXWB473 }, [NTC_LAST] = { }, }; diff --git a/drivers/hwmon/pmbus/ir38064.c b/drivers/hwmon/pmbus/ir38064.c index 0ea7e1c18bdc..09276e397194 100644 --- a/drivers/hwmon/pmbus/ir38064.c +++ b/drivers/hwmon/pmbus/ir38064.c @@ -62,7 +62,7 @@ static const struct i2c_device_id ir38064_id[] = { MODULE_DEVICE_TABLE(i2c, ir38064_id); -static const struct of_device_id ir38064_of_match[] = { +static const struct of_device_id __maybe_unused ir38064_of_match[] = { { .compatible = "infineon,ir38060" }, { .compatible = "infineon,ir38064" }, { .compatible = "infineon,ir38164" }, diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 776ee2237be2..ac2fbee1ba9c 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -911,6 +911,11 @@ static int pmbus_get_boolean(struct i2c_client *client, struct pmbus_boolean *b, pmbus_update_sensor_data(client, s2); regval = status & mask; + if (regval) { + ret = pmbus_write_byte_data(client, page, reg, regval); + if (ret) + goto unlock; + } if (s1 && s2) { s64 v1, v2; diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 42da31c1ab70..8a6c6ee28556 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -488,7 +488,7 @@ config I2C_BRCMSTB config I2C_CADENCE tristate "Cadence I2C Controller" - depends on ARCH_ZYNQ || ARM64 || XTENSA + depends on ARCH_ZYNQ || ARM64 || XTENSA || COMPILE_TEST help Say yes here to select Cadence I2C Host Controller. This controller is e.g. used by Xilinx Zynq. @@ -680,7 +680,7 @@ config I2C_IMG config I2C_IMX tristate "IMX I2C interface" - depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE + depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE || COMPILE_TEST select I2C_SLAVE help Say Y here if you want to use the IIC bus controller on @@ -935,7 +935,7 @@ config I2C_QCOM_GENI config I2C_QUP tristate "Qualcomm QUP based I2C controller" - depends on ARCH_QCOM + depends on ARCH_QCOM || COMPILE_TEST help If you say yes to this option, support will be included for the built-in I2C interface on the Qualcomm SoCs. diff --git a/drivers/i2c/busses/i2c-bcm2835.c b/drivers/i2c/busses/i2c-bcm2835.c index dfc534065595..5149454eef4a 100644 --- a/drivers/i2c/busses/i2c-bcm2835.c +++ b/drivers/i2c/busses/i2c-bcm2835.c @@ -23,6 +23,11 @@ #define BCM2835_I2C_FIFO 0x10 #define BCM2835_I2C_DIV 0x14 #define BCM2835_I2C_DEL 0x18 +/* + * 16-bit field for the number of SCL cycles to wait after rising SCL + * before deciding the slave is not responding. 0 disables the + * timeout detection. + */ #define BCM2835_I2C_CLKT 0x1c #define BCM2835_I2C_C_READ BIT(0) @@ -474,6 +479,12 @@ static int bcm2835_i2c_probe(struct platform_device *pdev) adap->dev.of_node = pdev->dev.of_node; adap->quirks = of_device_get_match_data(&pdev->dev); + /* + * Disable the hardware clock stretching timeout. SMBUS + * specifies a limit for how long the device can stretch the + * clock, but core I2C doesn't. + */ + bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_CLKT, 0); bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_C, 0); ret = i2c_add_adapter(adap); diff --git a/drivers/i2c/busses/i2c-brcmstb.c b/drivers/i2c/busses/i2c-brcmstb.c index 490ee3962645..b00f35c0b066 100644 --- a/drivers/i2c/busses/i2c-brcmstb.c +++ b/drivers/i2c/busses/i2c-brcmstb.c @@ -673,7 +673,7 @@ static int brcmstb_i2c_probe(struct platform_device *pdev) /* set the data in/out register size for compatible SoCs */ if (of_device_is_compatible(dev->device->of_node, - "brcmstb,brcmper-i2c")) + "brcm,brcmper-i2c")) dev->data_regsz = sizeof(u8); else dev->data_regsz = sizeof(u32); diff --git a/drivers/i2c/busses/i2c-qcom-cci.c b/drivers/i2c/busses/i2c-qcom-cci.c index c1de8eb66169..cf54f1cb4c57 100644 --- a/drivers/i2c/busses/i2c-qcom-cci.c +++ b/drivers/i2c/busses/i2c-qcom-cci.c @@ -558,7 +558,7 @@ static int cci_probe(struct platform_device *pdev) cci->master[idx].adap.quirks = &cci->data->quirks; cci->master[idx].adap.algo = &cci_algo; cci->master[idx].adap.dev.parent = dev; - cci->master[idx].adap.dev.of_node = child; + cci->master[idx].adap.dev.of_node = of_node_get(child); cci->master[idx].master = idx; cci->master[idx].cci = cci; @@ -643,8 +643,10 @@ static int cci_probe(struct platform_device *pdev) continue; ret = i2c_add_adapter(&cci->master[i].adap); - if (ret < 0) + if (ret < 0) { + of_node_put(cci->master[i].adap.dev.of_node); goto error_i2c; + } } pm_runtime_set_autosuspend_delay(dev, MSEC_PER_SEC); @@ -655,9 +657,11 @@ static int cci_probe(struct platform_device *pdev) return 0; error_i2c: - for (; i >= 0; i--) { - if (cci->master[i].cci) + for (--i ; i >= 0; i--) { + if (cci->master[i].cci) { i2c_del_adapter(&cci->master[i].adap); + of_node_put(cci->master[i].adap.dev.of_node); + } } error: disable_irq(cci->irq); @@ -673,8 +677,10 @@ static int cci_remove(struct platform_device *pdev) int i; for (i = 0; i < cci->data->num_masters; i++) { - if (cci->master[i].cci) + if (cci->master[i].cci) { i2c_del_adapter(&cci->master[i].adap); + of_node_put(cci->master[i].adap.dev.of_node); + } cci_halt(cci, i); } diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index e6081dd0a880..d11f668016a6 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -1783,11 +1783,14 @@ int bmc150_accel_core_probe(struct device *dev, struct regmap *regmap, int irq, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(dev, "Unable to register iio device\n"); - goto err_trigger_unregister; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(dev); + pm_runtime_disable(dev); err_trigger_unregister: bmc150_accel_unregister_triggers(data, BMC150_ACCEL_TRIGGERS - 1); err_buffer_cleanup: diff --git a/drivers/iio/accel/fxls8962af-core.c b/drivers/iio/accel/fxls8962af-core.c index 32989d91b982..f7fd9e046588 100644 --- a/drivers/iio/accel/fxls8962af-core.c +++ b/drivers/iio/accel/fxls8962af-core.c @@ -173,12 +173,20 @@ struct fxls8962af_data { u16 upper_thres; }; -const struct regmap_config fxls8962af_regmap_conf = { +const struct regmap_config fxls8962af_i2c_regmap_conf = { .reg_bits = 8, .val_bits = 8, .max_register = FXLS8962AF_MAX_REG, }; -EXPORT_SYMBOL_GPL(fxls8962af_regmap_conf); +EXPORT_SYMBOL_GPL(fxls8962af_i2c_regmap_conf); + +const struct regmap_config fxls8962af_spi_regmap_conf = { + .reg_bits = 8, + .pad_bits = 8, + .val_bits = 8, + .max_register = FXLS8962AF_MAX_REG, +}; +EXPORT_SYMBOL_GPL(fxls8962af_spi_regmap_conf); enum { fxls8962af_idx_x, diff --git a/drivers/iio/accel/fxls8962af-i2c.c b/drivers/iio/accel/fxls8962af-i2c.c index cfb004b20455..6bde9891effb 100644 --- a/drivers/iio/accel/fxls8962af-i2c.c +++ b/drivers/iio/accel/fxls8962af-i2c.c @@ -18,7 +18,7 @@ static int fxls8962af_probe(struct i2c_client *client) { struct regmap *regmap; - regmap = devm_regmap_init_i2c(client, &fxls8962af_regmap_conf); + regmap = devm_regmap_init_i2c(client, &fxls8962af_i2c_regmap_conf); if (IS_ERR(regmap)) { dev_err(&client->dev, "Failed to initialize i2c regmap\n"); return PTR_ERR(regmap); diff --git a/drivers/iio/accel/fxls8962af-spi.c b/drivers/iio/accel/fxls8962af-spi.c index 57108d3d480b..6f4dff3238d3 100644 --- a/drivers/iio/accel/fxls8962af-spi.c +++ b/drivers/iio/accel/fxls8962af-spi.c @@ -18,7 +18,7 @@ static int fxls8962af_probe(struct spi_device *spi) { struct regmap *regmap; - regmap = devm_regmap_init_spi(spi, &fxls8962af_regmap_conf); + regmap = devm_regmap_init_spi(spi, &fxls8962af_spi_regmap_conf); if (IS_ERR(regmap)) { dev_err(&spi->dev, "Failed to initialize spi regmap\n"); return PTR_ERR(regmap); diff --git a/drivers/iio/accel/fxls8962af.h b/drivers/iio/accel/fxls8962af.h index b67572c3ef06..9cbe98c3ba9a 100644 --- a/drivers/iio/accel/fxls8962af.h +++ b/drivers/iio/accel/fxls8962af.h @@ -17,6 +17,7 @@ int fxls8962af_core_probe(struct device *dev, struct regmap *regmap, int irq); int fxls8962af_core_remove(struct device *dev); extern const struct dev_pm_ops fxls8962af_pm_ops; -extern const struct regmap_config fxls8962af_regmap_conf; +extern const struct regmap_config fxls8962af_i2c_regmap_conf; +extern const struct regmap_config fxls8962af_spi_regmap_conf; #endif /* _FXLS8962AF_H_ */ diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index 0fe570316848..ac74cdcd2bc8 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -1590,11 +1590,14 @@ static int kxcjk1013_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(&client->dev, "unable to register iio device\n"); - goto err_buffer_cleanup; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); err_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); err_trigger_unregister: diff --git a/drivers/iio/accel/mma9551.c b/drivers/iio/accel/mma9551.c index 4c359fb05480..c53a3398b14c 100644 --- a/drivers/iio/accel/mma9551.c +++ b/drivers/iio/accel/mma9551.c @@ -495,11 +495,14 @@ static int mma9551_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(&client->dev, "unable to register iio device\n"); - goto out_poweroff; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); out_poweroff: mma9551_set_device_state(client, false); diff --git a/drivers/iio/accel/mma9553.c b/drivers/iio/accel/mma9553.c index 0570ab1cc064..5ff6bc70708b 100644 --- a/drivers/iio/accel/mma9553.c +++ b/drivers/iio/accel/mma9553.c @@ -1134,12 +1134,15 @@ static int mma9553_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(&client->dev, "unable to register iio device\n"); - goto out_poweroff; + goto err_pm_cleanup; } dev_dbg(&indio_dev->dev, "Registered device %s\n", name); return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); out_poweroff: mma9551_set_device_state(client, false); return ret; diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c index bc2cfa5f9592..b400bbe291aa 100644 --- a/drivers/iio/adc/ad7124.c +++ b/drivers/iio/adc/ad7124.c @@ -76,7 +76,7 @@ #define AD7124_CONFIG_REF_SEL(x) FIELD_PREP(AD7124_CONFIG_REF_SEL_MSK, x) #define AD7124_CONFIG_PGA_MSK GENMASK(2, 0) #define AD7124_CONFIG_PGA(x) FIELD_PREP(AD7124_CONFIG_PGA_MSK, x) -#define AD7124_CONFIG_IN_BUFF_MSK GENMASK(7, 6) +#define AD7124_CONFIG_IN_BUFF_MSK GENMASK(6, 5) #define AD7124_CONFIG_IN_BUFF(x) FIELD_PREP(AD7124_CONFIG_IN_BUFF_MSK, x) /* AD7124_FILTER_X */ diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c index 42ea8bc7e780..adc5ceaef8c9 100644 --- a/drivers/iio/adc/men_z188_adc.c +++ b/drivers/iio/adc/men_z188_adc.c @@ -103,6 +103,7 @@ static int men_z188_probe(struct mcb_device *dev, struct z188_adc *adc; struct iio_dev *indio_dev; struct resource *mem; + int ret; indio_dev = devm_iio_device_alloc(&dev->dev, sizeof(struct z188_adc)); if (!indio_dev) @@ -128,8 +129,14 @@ static int men_z188_probe(struct mcb_device *dev, adc->mem = mem; mcb_set_drvdata(dev, indio_dev); - return iio_device_register(indio_dev); + ret = iio_device_register(indio_dev); + if (ret) + goto err_unmap; + + return 0; +err_unmap: + iounmap(adc->base); err: mcb_release_mem(mem); return -ENXIO; diff --git a/drivers/iio/adc/ti-tsc2046.c b/drivers/iio/adc/ti-tsc2046.c index d84ae6b008c1..e8fc4d01f30b 100644 --- a/drivers/iio/adc/ti-tsc2046.c +++ b/drivers/iio/adc/ti-tsc2046.c @@ -388,7 +388,7 @@ static int tsc2046_adc_update_scan_mode(struct iio_dev *indio_dev, mutex_lock(&priv->slock); size = 0; - for_each_set_bit(ch_idx, active_scan_mask, indio_dev->num_channels) { + for_each_set_bit(ch_idx, active_scan_mask, ARRAY_SIZE(priv->l)) { size += tsc2046_adc_group_set_layout(priv, group, ch_idx); tsc2046_adc_group_set_cmd(priv, group, ch_idx); group++; @@ -548,7 +548,7 @@ static int tsc2046_adc_setup_spi_msg(struct tsc2046_adc_priv *priv) * enabled. */ size = 0; - for (ch_idx = 0; ch_idx < priv->dcfg->num_channels; ch_idx++) + for (ch_idx = 0; ch_idx < ARRAY_SIZE(priv->l); ch_idx++) size += tsc2046_adc_group_set_layout(priv, ch_idx, ch_idx); priv->tx = devm_kzalloc(&priv->spi->dev, size, GFP_KERNEL); diff --git a/drivers/iio/addac/ad74413r.c b/drivers/iio/addac/ad74413r.c index 5271073bb74e..acd230a6af35 100644 --- a/drivers/iio/addac/ad74413r.c +++ b/drivers/iio/addac/ad74413r.c @@ -134,7 +134,6 @@ struct ad74413r_state { #define AD74413R_CH_EN_MASK(x) BIT(x) #define AD74413R_REG_DIN_COMP_OUT 0x25 -#define AD74413R_DIN_COMP_OUT_SHIFT_X(x) x #define AD74413R_REG_ADC_RESULT_X(x) (0x26 + (x)) #define AD74413R_ADC_RESULT_MAX GENMASK(15, 0) @@ -288,7 +287,7 @@ static void ad74413r_gpio_set_multiple(struct gpio_chip *chip, unsigned int offset = 0; int ret; - for_each_set_bit_from(offset, mask, AD74413R_CHANNEL_MAX) { + for_each_set_bit_from(offset, mask, chip->ngpio) { unsigned int real_offset = st->gpo_gpio_offsets[offset]; ret = ad74413r_set_gpo_config(st, real_offset, @@ -316,7 +315,7 @@ static int ad74413r_gpio_get(struct gpio_chip *chip, unsigned int offset) if (ret) return ret; - status &= AD74413R_DIN_COMP_OUT_SHIFT_X(real_offset); + status &= BIT(real_offset); return status ? 1 : 0; } @@ -334,11 +333,10 @@ static int ad74413r_gpio_get_multiple(struct gpio_chip *chip, if (ret) return ret; - for_each_set_bit_from(offset, mask, AD74413R_CHANNEL_MAX) { + for_each_set_bit_from(offset, mask, chip->ngpio) { unsigned int real_offset = st->comp_gpio_offsets[offset]; - if (val & BIT(real_offset)) - *bits |= offset; + __assign_bit(offset, bits, val & BIT(real_offset)); } return ret; @@ -840,7 +838,7 @@ static int ad74413r_update_scan_mode(struct iio_dev *indio_dev, { struct ad74413r_state *st = iio_priv(indio_dev); struct spi_transfer *xfer = st->adc_samples_xfer; - u8 *rx_buf = &st->adc_samples_buf.rx_buf[-1 * AD74413R_FRAME_SIZE]; + u8 *rx_buf = st->adc_samples_buf.rx_buf; u8 *tx_buf = st->adc_samples_tx_buf; unsigned int channel; int ret = -EINVAL; @@ -894,9 +892,10 @@ static int ad74413r_update_scan_mode(struct iio_dev *indio_dev, spi_message_add_tail(xfer, &st->adc_samples_msg); - xfer++; tx_buf += AD74413R_FRAME_SIZE; - rx_buf += AD74413R_FRAME_SIZE; + if (xfer != st->adc_samples_xfer) + rx_buf += AD74413R_FRAME_SIZE; + xfer++; } xfer->rx_buf = rx_buf; diff --git a/drivers/iio/frequency/admv1013.c b/drivers/iio/frequency/admv1013.c index 6cdeb50143af..3f3c478e9baa 100644 --- a/drivers/iio/frequency/admv1013.c +++ b/drivers/iio/frequency/admv1013.c @@ -348,7 +348,7 @@ static int admv1013_update_mixer_vgate(struct admv1013_state *st) vcm = regulator_get_voltage(st->reg); - if (vcm >= 0 && vcm < 1800000) + if (vcm < 1800000) mixer_vgate = (2389 * vcm / 1000000 + 8100) / 100; else if (vcm > 1800000 && vcm < 2600000) mixer_vgate = (2375 * vcm / 1000000 + 125) / 100; diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c index 17b939a367ad..81a6d09788bd 100644 --- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -1188,11 +1188,14 @@ int bmg160_core_probe(struct device *dev, struct regmap *regmap, int irq, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(dev, "unable to register iio device\n"); - goto err_buffer_cleanup; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(dev); + pm_runtime_disable(dev); err_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); err_trigger_unregister: diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c index ed129321a14d..f9b4540db1f4 100644 --- a/drivers/iio/imu/adis16480.c +++ b/drivers/iio/imu/adis16480.c @@ -1403,6 +1403,7 @@ static int adis16480_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); const struct adis_data *adis16480_data; + irq_handler_t trigger_handler = NULL; struct iio_dev *indio_dev; struct adis16480 *st; int ret; @@ -1474,8 +1475,12 @@ static int adis16480_probe(struct spi_device *spi) st->clk_freq = st->chip_info->int_clk; } + /* Only use our trigger handler if burst mode is supported */ + if (adis16480_data->burst_len) + trigger_handler = adis16480_trigger_handler; + ret = devm_adis_setup_buffer_and_trigger(&st->adis, indio_dev, - adis16480_trigger_handler); + trigger_handler); if (ret) return ret; diff --git a/drivers/iio/imu/kmx61.c b/drivers/iio/imu/kmx61.c index 1dabfd615dab..f89724481df9 100644 --- a/drivers/iio/imu/kmx61.c +++ b/drivers/iio/imu/kmx61.c @@ -1385,7 +1385,7 @@ static int kmx61_probe(struct i2c_client *client, ret = iio_device_register(data->acc_indio_dev); if (ret < 0) { dev_err(&client->dev, "Failed to register acc iio device\n"); - goto err_buffer_cleanup_mag; + goto err_pm_cleanup; } ret = iio_device_register(data->mag_indio_dev); @@ -1398,6 +1398,9 @@ static int kmx61_probe(struct i2c_client *client, err_iio_unregister_acc: iio_device_unregister(data->acc_indio_dev); +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); err_buffer_cleanup_mag: if (client->irq > 0) iio_triggered_buffer_cleanup(data->mag_indio_dev); diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c index 727b4b6ac696..93f0c6bce502 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c @@ -1374,8 +1374,12 @@ static int st_lsm6dsx_read_oneshot(struct st_lsm6dsx_sensor *sensor, if (err < 0) return err; + /* + * we need to wait for sensor settling time before + * reading data in order to avoid corrupted samples + */ delay = 1000000000 / sensor->odr; - usleep_range(delay, 2 * delay); + usleep_range(3 * delay, 4 * delay); err = st_lsm6dsx_read_locked(hw, addr, &data, sizeof(data)); if (err < 0) diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 94eb9f6cf128..208b5193c621 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -1569,9 +1569,17 @@ static long iio_device_buffer_getfd(struct iio_dev *indio_dev, unsigned long arg } if (copy_to_user(ival, &fd, sizeof(fd))) { - put_unused_fd(fd); - ret = -EFAULT; - goto error_free_ib; + /* + * "Leak" the fd, as there's not much we can do about this + * anyway. 'fd' might have been closed already, as + * anon_inode_getfd() called fd_install() on it, which made + * it reachable by userland. + * + * Instead of allowing a malicious user to play tricks with + * us, rely on the process exit path to do any necessary + * cleanup, as in releasing the file, if still needed. + */ + return -EFAULT; } return 0; diff --git a/drivers/iio/magnetometer/bmc150_magn.c b/drivers/iio/magnetometer/bmc150_magn.c index f96f53175349..3d4d21f979fa 100644 --- a/drivers/iio/magnetometer/bmc150_magn.c +++ b/drivers/iio/magnetometer/bmc150_magn.c @@ -962,13 +962,14 @@ int bmc150_magn_probe(struct device *dev, struct regmap *regmap, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(dev, "unable to register iio device\n"); - goto err_disable_runtime_pm; + goto err_pm_cleanup; } dev_dbg(dev, "Registered device %s\n", name); return 0; -err_disable_runtime_pm: +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(dev); pm_runtime_disable(dev); err_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index c903b74f46a4..35f0d5e7533d 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -3322,7 +3322,7 @@ static int cm_lap_handler(struct cm_work *work) ret = cm_init_av_by_path(param->alternate_path, NULL, &alt_av); if (ret) { rdma_destroy_ah_attr(&ah_attr); - return -EINVAL; + goto deref; } spin_lock_irq(&cm_id_priv->lock); diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 27a00ce2e101..50c53409ceb6 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -67,8 +67,8 @@ static const char * const cma_events[] = { [RDMA_CM_EVENT_TIMEWAIT_EXIT] = "timewait exit", }; -static void cma_set_mgid(struct rdma_id_private *id_priv, struct sockaddr *addr, - union ib_gid *mgid); +static void cma_iboe_set_mgid(struct sockaddr *addr, union ib_gid *mgid, + enum ib_gid_type gid_type); const char *__attribute_const__ rdma_event_msg(enum rdma_cm_event_type event) { @@ -1846,17 +1846,19 @@ static void destroy_mc(struct rdma_id_private *id_priv, if (dev_addr->bound_dev_if) ndev = dev_get_by_index(dev_addr->net, dev_addr->bound_dev_if); - if (ndev) { + if (ndev && !send_only) { + enum ib_gid_type gid_type; union ib_gid mgid; - cma_set_mgid(id_priv, (struct sockaddr *)&mc->addr, - &mgid); - - if (!send_only) - cma_igmp_send(ndev, &mgid, false); - - dev_put(ndev); + gid_type = id_priv->cma_dev->default_gid_type + [id_priv->id.port_num - + rdma_start_port( + id_priv->cma_dev->device)]; + cma_iboe_set_mgid((struct sockaddr *)&mc->addr, &mgid, + gid_type); + cma_igmp_send(ndev, &mgid, false); } + dev_put(ndev); cancel_work_sync(&mc->iboe_join.work); } @@ -3368,22 +3370,30 @@ err: static int cma_bind_addr(struct rdma_cm_id *id, struct sockaddr *src_addr, const struct sockaddr *dst_addr) { - if (!src_addr || !src_addr->sa_family) { - src_addr = (struct sockaddr *) &id->route.addr.src_addr; - src_addr->sa_family = dst_addr->sa_family; - if (IS_ENABLED(CONFIG_IPV6) && - dst_addr->sa_family == AF_INET6) { - struct sockaddr_in6 *src_addr6 = (struct sockaddr_in6 *) src_addr; - struct sockaddr_in6 *dst_addr6 = (struct sockaddr_in6 *) dst_addr; - src_addr6->sin6_scope_id = dst_addr6->sin6_scope_id; - if (ipv6_addr_type(&dst_addr6->sin6_addr) & IPV6_ADDR_LINKLOCAL) - id->route.addr.dev_addr.bound_dev_if = dst_addr6->sin6_scope_id; - } else if (dst_addr->sa_family == AF_IB) { - ((struct sockaddr_ib *) src_addr)->sib_pkey = - ((struct sockaddr_ib *) dst_addr)->sib_pkey; - } - } - return rdma_bind_addr(id, src_addr); + struct sockaddr_storage zero_sock = {}; + + if (src_addr && src_addr->sa_family) + return rdma_bind_addr(id, src_addr); + + /* + * When the src_addr is not specified, automatically supply an any addr + */ + zero_sock.ss_family = dst_addr->sa_family; + if (IS_ENABLED(CONFIG_IPV6) && dst_addr->sa_family == AF_INET6) { + struct sockaddr_in6 *src_addr6 = + (struct sockaddr_in6 *)&zero_sock; + struct sockaddr_in6 *dst_addr6 = + (struct sockaddr_in6 *)dst_addr; + + src_addr6->sin6_scope_id = dst_addr6->sin6_scope_id; + if (ipv6_addr_type(&dst_addr6->sin6_addr) & IPV6_ADDR_LINKLOCAL) + id->route.addr.dev_addr.bound_dev_if = + dst_addr6->sin6_scope_id; + } else if (dst_addr->sa_family == AF_IB) { + ((struct sockaddr_ib *)&zero_sock)->sib_pkey = + ((struct sockaddr_ib *)dst_addr)->sib_pkey; + } + return rdma_bind_addr(id, (struct sockaddr *)&zero_sock); } /* diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 2b72c4fa9550..9d6ac9dff39a 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -95,6 +95,7 @@ struct ucma_context { u64 uid; struct list_head list; + struct list_head mc_list; struct work_struct close_work; }; @@ -105,6 +106,7 @@ struct ucma_multicast { u64 uid; u8 join_state; + struct list_head list; struct sockaddr_storage addr; }; @@ -198,6 +200,7 @@ static struct ucma_context *ucma_alloc_ctx(struct ucma_file *file) INIT_WORK(&ctx->close_work, ucma_close_id); init_completion(&ctx->comp); + INIT_LIST_HEAD(&ctx->mc_list); /* So list_del() will work if we don't do ucma_finish_ctx() */ INIT_LIST_HEAD(&ctx->list); ctx->file = file; @@ -484,19 +487,19 @@ err1: static void ucma_cleanup_multicast(struct ucma_context *ctx) { - struct ucma_multicast *mc; - unsigned long index; + struct ucma_multicast *mc, *tmp; - xa_for_each(&multicast_table, index, mc) { - if (mc->ctx != ctx) - continue; + xa_lock(&multicast_table); + list_for_each_entry_safe(mc, tmp, &ctx->mc_list, list) { + list_del(&mc->list); /* * At this point mc->ctx->ref is 0 so the mc cannot leave the * lock on the reader and this is enough serialization */ - xa_erase(&multicast_table, index); + __xa_erase(&multicast_table, mc->id); kfree(mc); } + xa_unlock(&multicast_table); } static void ucma_cleanup_mc_events(struct ucma_multicast *mc) @@ -1469,12 +1472,16 @@ static ssize_t ucma_process_join(struct ucma_file *file, mc->uid = cmd->uid; memcpy(&mc->addr, addr, cmd->addr_size); - if (xa_alloc(&multicast_table, &mc->id, NULL, xa_limit_32b, + xa_lock(&multicast_table); + if (__xa_alloc(&multicast_table, &mc->id, NULL, xa_limit_32b, GFP_KERNEL)) { ret = -ENOMEM; goto err_free_mc; } + list_add_tail(&mc->list, &ctx->mc_list); + xa_unlock(&multicast_table); + mutex_lock(&ctx->mutex); ret = rdma_join_multicast(ctx->cm_id, (struct sockaddr *)&mc->addr, join_state, mc); @@ -1500,8 +1507,11 @@ err_leave_multicast: mutex_unlock(&ctx->mutex); ucma_cleanup_mc_events(mc); err_xa_erase: - xa_erase(&multicast_table, mc->id); + xa_lock(&multicast_table); + list_del(&mc->list); + __xa_erase(&multicast_table, mc->id); err_free_mc: + xa_unlock(&multicast_table); kfree(mc); err_put_ctx: ucma_put_ctx(ctx); @@ -1569,15 +1579,17 @@ static ssize_t ucma_leave_multicast(struct ucma_file *file, mc = ERR_PTR(-EINVAL); else if (!refcount_inc_not_zero(&mc->ctx->ref)) mc = ERR_PTR(-ENXIO); - else - __xa_erase(&multicast_table, mc->id); - xa_unlock(&multicast_table); if (IS_ERR(mc)) { + xa_unlock(&multicast_table); ret = PTR_ERR(mc); goto out; } + list_del(&mc->list); + __xa_erase(&multicast_table, mc->id); + xa_unlock(&multicast_table); + mutex_lock(&mc->ctx->mutex); rdma_leave_multicast(mc->ctx->cm_id, (struct sockaddr *) &mc->addr); mutex_unlock(&mc->ctx->mutex); diff --git a/drivers/infiniband/hw/hfi1/ipoib.h b/drivers/infiniband/hw/hfi1/ipoib.h index 909122934246..aec60d4888eb 100644 --- a/drivers/infiniband/hw/hfi1/ipoib.h +++ b/drivers/infiniband/hw/hfi1/ipoib.h @@ -55,7 +55,7 @@ union hfi1_ipoib_flow { */ struct ipoib_txreq { struct sdma_txreq txreq; - struct hfi1_sdma_header sdma_hdr; + struct hfi1_sdma_header *sdma_hdr; int sdma_status; int complete; struct hfi1_ipoib_dev_priv *priv; diff --git a/drivers/infiniband/hw/hfi1/ipoib_main.c b/drivers/infiniband/hw/hfi1/ipoib_main.c index e1a2b02bbd91..5d814afdf7f3 100644 --- a/drivers/infiniband/hw/hfi1/ipoib_main.c +++ b/drivers/infiniband/hw/hfi1/ipoib_main.c @@ -22,26 +22,35 @@ static int hfi1_ipoib_dev_init(struct net_device *dev) int ret; dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); + if (!dev->tstats) + return -ENOMEM; ret = priv->netdev_ops->ndo_init(dev); if (ret) - return ret; + goto out_ret; ret = hfi1_netdev_add_data(priv->dd, qpn_from_mac(priv->netdev->dev_addr), dev); if (ret < 0) { priv->netdev_ops->ndo_uninit(dev); - return ret; + goto out_ret; } return 0; +out_ret: + free_percpu(dev->tstats); + dev->tstats = NULL; + return ret; } static void hfi1_ipoib_dev_uninit(struct net_device *dev) { struct hfi1_ipoib_dev_priv *priv = hfi1_ipoib_priv(dev); + free_percpu(dev->tstats); + dev->tstats = NULL; + hfi1_netdev_remove_data(priv->dd, qpn_from_mac(priv->netdev->dev_addr)); priv->netdev_ops->ndo_uninit(dev); @@ -166,12 +175,7 @@ static void hfi1_ipoib_netdev_dtor(struct net_device *dev) hfi1_ipoib_rxq_deinit(priv->netdev); free_percpu(dev->tstats); -} - -static void hfi1_ipoib_free_rdma_netdev(struct net_device *dev) -{ - hfi1_ipoib_netdev_dtor(dev); - free_netdev(dev); + dev->tstats = NULL; } static void hfi1_ipoib_set_id(struct net_device *dev, int id) @@ -211,24 +215,23 @@ static int hfi1_ipoib_setup_rn(struct ib_device *device, priv->port_num = port_num; priv->netdev_ops = netdev->netdev_ops; - netdev->netdev_ops = &hfi1_ipoib_netdev_ops; - ib_query_pkey(device, port_num, priv->pkey_index, &priv->pkey); rc = hfi1_ipoib_txreq_init(priv); if (rc) { dd_dev_err(dd, "IPoIB netdev TX init - failed(%d)\n", rc); - hfi1_ipoib_free_rdma_netdev(netdev); return rc; } rc = hfi1_ipoib_rxq_init(netdev); if (rc) { dd_dev_err(dd, "IPoIB netdev RX init - failed(%d)\n", rc); - hfi1_ipoib_free_rdma_netdev(netdev); + hfi1_ipoib_txreq_deinit(priv); return rc; } + netdev->netdev_ops = &hfi1_ipoib_netdev_ops; + netdev->priv_destructor = hfi1_ipoib_netdev_dtor; netdev->needs_free_netdev = true; diff --git a/drivers/infiniband/hw/hfi1/ipoib_tx.c b/drivers/infiniband/hw/hfi1/ipoib_tx.c index f4010890309f..d6bbdb8fcb50 100644 --- a/drivers/infiniband/hw/hfi1/ipoib_tx.c +++ b/drivers/infiniband/hw/hfi1/ipoib_tx.c @@ -122,7 +122,7 @@ static void hfi1_ipoib_free_tx(struct ipoib_txreq *tx, int budget) dd_dev_warn(priv->dd, "%s: Status = 0x%x pbc 0x%llx txq = %d sde = %d\n", __func__, tx->sdma_status, - le64_to_cpu(tx->sdma_hdr.pbc), tx->txq->q_idx, + le64_to_cpu(tx->sdma_hdr->pbc), tx->txq->q_idx, tx->txq->sde->this_idx); } @@ -231,7 +231,7 @@ static int hfi1_ipoib_build_tx_desc(struct ipoib_txreq *tx, { struct hfi1_devdata *dd = txp->dd; struct sdma_txreq *txreq = &tx->txreq; - struct hfi1_sdma_header *sdma_hdr = &tx->sdma_hdr; + struct hfi1_sdma_header *sdma_hdr = tx->sdma_hdr; u16 pkt_bytes = sizeof(sdma_hdr->pbc) + (txp->hdr_dwords << 2) + tx->skb->len; int ret; @@ -256,7 +256,7 @@ static void hfi1_ipoib_build_ib_tx_headers(struct ipoib_txreq *tx, struct ipoib_txparms *txp) { struct hfi1_ipoib_dev_priv *priv = tx->txq->priv; - struct hfi1_sdma_header *sdma_hdr = &tx->sdma_hdr; + struct hfi1_sdma_header *sdma_hdr = tx->sdma_hdr; struct sk_buff *skb = tx->skb; struct hfi1_pportdata *ppd = ppd_from_ibp(txp->ibp); struct rdma_ah_attr *ah_attr = txp->ah_attr; @@ -483,7 +483,7 @@ static int hfi1_ipoib_send_dma_single(struct net_device *dev, if (likely(!ret)) { tx_ok: trace_sdma_output_ibhdr(txq->priv->dd, - &tx->sdma_hdr.hdr, + &tx->sdma_hdr->hdr, ib_is_sc5(txp->flow.sc5)); hfi1_ipoib_check_queue_depth(txq); return NETDEV_TX_OK; @@ -547,7 +547,7 @@ static int hfi1_ipoib_send_dma_list(struct net_device *dev, hfi1_ipoib_check_queue_depth(txq); trace_sdma_output_ibhdr(txq->priv->dd, - &tx->sdma_hdr.hdr, + &tx->sdma_hdr->hdr, ib_is_sc5(txp->flow.sc5)); if (!netdev_xmit_more()) @@ -683,7 +683,8 @@ int hfi1_ipoib_txreq_init(struct hfi1_ipoib_dev_priv *priv) { struct net_device *dev = priv->netdev; u32 tx_ring_size, tx_item_size; - int i; + struct hfi1_ipoib_circ_buf *tx_ring; + int i, j; /* * Ring holds 1 less than tx_ring_size @@ -701,7 +702,9 @@ int hfi1_ipoib_txreq_init(struct hfi1_ipoib_dev_priv *priv) for (i = 0; i < dev->num_tx_queues; i++) { struct hfi1_ipoib_txq *txq = &priv->txqs[i]; + struct ipoib_txreq *tx; + tx_ring = &txq->tx_ring; iowait_init(&txq->wait, 0, hfi1_ipoib_flush_txq, @@ -725,14 +728,19 @@ int hfi1_ipoib_txreq_init(struct hfi1_ipoib_dev_priv *priv) priv->dd->node); txq->tx_ring.items = - kcalloc_node(tx_ring_size, tx_item_size, - GFP_KERNEL, priv->dd->node); + kvzalloc_node(array_size(tx_ring_size, tx_item_size), + GFP_KERNEL, priv->dd->node); if (!txq->tx_ring.items) goto free_txqs; txq->tx_ring.max_items = tx_ring_size; - txq->tx_ring.shift = ilog2(tx_ring_size); + txq->tx_ring.shift = ilog2(tx_item_size); txq->tx_ring.avail = hfi1_ipoib_ring_hwat(txq); + tx_ring = &txq->tx_ring; + for (j = 0; j < tx_ring_size; j++) + hfi1_txreq_from_idx(tx_ring, j)->sdma_hdr = + kzalloc_node(sizeof(*tx->sdma_hdr), + GFP_KERNEL, priv->dd->node); netif_tx_napi_add(dev, &txq->napi, hfi1_ipoib_poll_tx_ring, @@ -746,7 +754,10 @@ free_txqs: struct hfi1_ipoib_txq *txq = &priv->txqs[i]; netif_napi_del(&txq->napi); - kfree(txq->tx_ring.items); + tx_ring = &txq->tx_ring; + for (j = 0; j < tx_ring_size; j++) + kfree(hfi1_txreq_from_idx(tx_ring, j)->sdma_hdr); + kvfree(tx_ring->items); } kfree(priv->txqs); @@ -780,17 +791,20 @@ static void hfi1_ipoib_drain_tx_list(struct hfi1_ipoib_txq *txq) void hfi1_ipoib_txreq_deinit(struct hfi1_ipoib_dev_priv *priv) { - int i; + int i, j; for (i = 0; i < priv->netdev->num_tx_queues; i++) { struct hfi1_ipoib_txq *txq = &priv->txqs[i]; + struct hfi1_ipoib_circ_buf *tx_ring = &txq->tx_ring; iowait_cancel_work(&txq->wait); iowait_sdma_drain(&txq->wait); hfi1_ipoib_drain_tx_list(txq); netif_napi_del(&txq->napi); hfi1_ipoib_drain_tx_ring(txq); - kfree(txq->tx_ring.items); + for (j = 0; j < tx_ring->max_items; j++) + kfree(hfi1_txreq_from_idx(tx_ring, j)->sdma_hdr); + kvfree(tx_ring->items); } kfree(priv->txqs); diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 1c3d97229988..93b1650eacfa 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -3237,7 +3237,7 @@ static void mlx4_ib_event(struct mlx4_dev *dev, void *ibdev_ptr, case MLX4_DEV_EVENT_PORT_MGMT_CHANGE: ew = kmalloc(sizeof *ew, GFP_ATOMIC); if (!ew) - break; + return; INIT_WORK(&ew->work, handle_port_mgmt_change_event); memcpy(&ew->ib_eqe, eqe, sizeof *eqe); diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c index 0a3b28142c05..41c272980f91 100644 --- a/drivers/infiniband/hw/qib/qib_sysfs.c +++ b/drivers/infiniband/hw/qib/qib_sysfs.c @@ -541,7 +541,7 @@ static struct attribute *port_diagc_attributes[] = { }; static const struct attribute_group port_diagc_group = { - .name = "linkcontrol", + .name = "diag_counters", .attrs = port_diagc_attributes, }; diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c index 3305f2744bfa..ae50b56e8913 100644 --- a/drivers/infiniband/sw/rdmavt/qp.c +++ b/drivers/infiniband/sw/rdmavt/qp.c @@ -3073,6 +3073,8 @@ do_write: case IB_WR_ATOMIC_FETCH_AND_ADD: if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_ATOMIC))) goto inv_err; + if (unlikely(wqe->atomic_wr.remote_addr & (sizeof(u64) - 1))) + goto inv_err; if (unlikely(!rvt_rkey_ok(qp, &qp->r_sge.sge, sizeof(u64), wqe->atomic_wr.remote_addr, wqe->atomic_wr.rkey, diff --git a/drivers/infiniband/sw/siw/siw.h b/drivers/infiniband/sw/siw/siw.h index 368959ae9a8c..df03d84c6868 100644 --- a/drivers/infiniband/sw/siw/siw.h +++ b/drivers/infiniband/sw/siw/siw.h @@ -644,14 +644,9 @@ static inline struct siw_sqe *orq_get_current(struct siw_qp *qp) return &qp->orq[qp->orq_get % qp->attrs.orq_size]; } -static inline struct siw_sqe *orq_get_tail(struct siw_qp *qp) -{ - return &qp->orq[qp->orq_put % qp->attrs.orq_size]; -} - static inline struct siw_sqe *orq_get_free(struct siw_qp *qp) { - struct siw_sqe *orq_e = orq_get_tail(qp); + struct siw_sqe *orq_e = &qp->orq[qp->orq_put % qp->attrs.orq_size]; if (READ_ONCE(orq_e->flags) == 0) return orq_e; diff --git a/drivers/infiniband/sw/siw/siw_qp_rx.c b/drivers/infiniband/sw/siw/siw_qp_rx.c index 60116f20653c..875ea6f1b04a 100644 --- a/drivers/infiniband/sw/siw/siw_qp_rx.c +++ b/drivers/infiniband/sw/siw/siw_qp_rx.c @@ -1153,11 +1153,12 @@ static int siw_check_tx_fence(struct siw_qp *qp) spin_lock_irqsave(&qp->orq_lock, flags); - rreq = orq_get_current(qp); - /* free current orq entry */ + rreq = orq_get_current(qp); WRITE_ONCE(rreq->flags, 0); + qp->orq_get++; + if (qp->tx_ctx.orq_fence) { if (unlikely(tx_waiting->wr_status != SIW_WR_QUEUED)) { pr_warn("siw: [QP %u]: fence resume: bad status %d\n", @@ -1165,10 +1166,12 @@ static int siw_check_tx_fence(struct siw_qp *qp) rv = -EPROTO; goto out; } - /* resume SQ processing */ + /* resume SQ processing, if possible */ if (tx_waiting->sqe.opcode == SIW_OP_READ || tx_waiting->sqe.opcode == SIW_OP_READ_LOCAL_INV) { - rreq = orq_get_tail(qp); + + /* SQ processing was stopped because of a full ORQ */ + rreq = orq_get_free(qp); if (unlikely(!rreq)) { pr_warn("siw: [QP %u]: no ORQE\n", qp_id(qp)); rv = -EPROTO; @@ -1181,15 +1184,14 @@ static int siw_check_tx_fence(struct siw_qp *qp) resume_tx = 1; } else if (siw_orq_empty(qp)) { + /* + * SQ processing was stopped by fenced work request. + * Resume since all previous Read's are now completed. + */ qp->tx_ctx.orq_fence = 0; resume_tx = 1; - } else { - pr_warn("siw: [QP %u]: fence resume: orq idx: %d:%d\n", - qp_id(qp), qp->orq_get, qp->orq_put); - rv = -EPROTO; } } - qp->orq_get++; out: spin_unlock_irqrestore(&qp->orq_lock, flags); diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c index a3dd2cb6d5c9..54ef367b074a 100644 --- a/drivers/infiniband/sw/siw/siw_verbs.c +++ b/drivers/infiniband/sw/siw/siw_verbs.c @@ -313,7 +313,8 @@ int siw_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attrs, if (atomic_inc_return(&sdev->num_qp) > SIW_MAX_QP) { siw_dbg(base_dev, "too many QP's\n"); - return -ENOMEM; + rv = -ENOMEM; + goto err_atomic; } if (attrs->qp_type != IB_QPT_RC) { siw_dbg(base_dev, "only RC QP's supported\n"); diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 7c3f98e57889..759b85f03331 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -2682,6 +2682,8 @@ static void rtrs_clt_dev_release(struct device *dev) struct rtrs_clt_sess *clt = container_of(dev, struct rtrs_clt_sess, dev); + mutex_destroy(&clt->paths_ev_mutex); + mutex_destroy(&clt->paths_mutex); kfree(clt); } @@ -2711,6 +2713,8 @@ static struct rtrs_clt_sess *alloc_clt(const char *sessname, size_t paths_num, return ERR_PTR(-ENOMEM); } + clt->dev.class = rtrs_clt_dev_class; + clt->dev.release = rtrs_clt_dev_release; uuid_gen(&clt->paths_uuid); INIT_LIST_HEAD_RCU(&clt->paths_list); clt->paths_num = paths_num; @@ -2727,53 +2731,51 @@ static struct rtrs_clt_sess *alloc_clt(const char *sessname, size_t paths_num, init_waitqueue_head(&clt->permits_wait); mutex_init(&clt->paths_ev_mutex); mutex_init(&clt->paths_mutex); + device_initialize(&clt->dev); - clt->dev.class = rtrs_clt_dev_class; - clt->dev.release = rtrs_clt_dev_release; err = dev_set_name(&clt->dev, "%s", sessname); if (err) - goto err; + goto err_put; + /* * Suppress user space notification until * sysfs files are created */ dev_set_uevent_suppress(&clt->dev, true); - err = device_register(&clt->dev); - if (err) { - put_device(&clt->dev); - goto err; - } + err = device_add(&clt->dev); + if (err) + goto err_put; clt->kobj_paths = kobject_create_and_add("paths", &clt->dev.kobj); if (!clt->kobj_paths) { err = -ENOMEM; - goto err_dev; + goto err_del; } err = rtrs_clt_create_sysfs_root_files(clt); if (err) { kobject_del(clt->kobj_paths); kobject_put(clt->kobj_paths); - goto err_dev; + goto err_del; } dev_set_uevent_suppress(&clt->dev, false); kobject_uevent(&clt->dev.kobj, KOBJ_ADD); return clt; -err_dev: - device_unregister(&clt->dev); -err: +err_del: + device_del(&clt->dev); +err_put: free_percpu(clt->pcpu_path); - kfree(clt); + put_device(&clt->dev); return ERR_PTR(err); } static void free_clt(struct rtrs_clt_sess *clt) { - free_permits(clt); free_percpu(clt->pcpu_path); - mutex_destroy(&clt->paths_ev_mutex); - mutex_destroy(&clt->paths_mutex); - /* release callback will free clt in last put */ + + /* + * release callback will free clt and destroy mutexes in last put + */ device_unregister(&clt->dev); } @@ -2890,6 +2892,7 @@ void rtrs_clt_close(struct rtrs_clt_sess *clt) rtrs_clt_destroy_path_files(clt_path, NULL); kobject_put(&clt_path->kobj); } + free_permits(clt); free_clt(clt); } EXPORT_SYMBOL(rtrs_clt_close); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index e174e853f8a4..285b766e4e70 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -4047,9 +4047,11 @@ static void srp_remove_one(struct ib_device *device, void *client_data) spin_unlock(&host->target_lock); /* - * Wait for tl_err and target port removal tasks. + * srp_queue_remove_work() queues a call to + * srp_remove_target(). The latter function cancels + * target->tl_err_work so waiting for the remove works to + * finish is sufficient. */ - flush_workqueue(system_long_wq); flush_workqueue(srp_remove_wq); kfree(host); diff --git a/drivers/input/input.c b/drivers/input/input.c index ccaeb2426385..c3139bc2aa0d 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -2285,6 +2285,12 @@ int input_register_device(struct input_dev *dev) /* KEY_RESERVED is not supposed to be transmitted to userspace. */ __clear_bit(KEY_RESERVED, dev->keybit); + /* Buttonpads should not map BTN_RIGHT and/or BTN_MIDDLE. */ + if (test_bit(INPUT_PROP_BUTTONPAD, dev->propbit)) { + __clear_bit(BTN_RIGHT, dev->keybit); + __clear_bit(BTN_MIDDLE, dev->keybit); + } + /* Make sure that bitmasks not mentioned in dev->evbit are clean. */ input_cleanse_bitmasks(dev); diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 0c607da9ee10..9417ee0b1eff 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -556,7 +556,7 @@ config KEYBOARD_PMIC8XXX config KEYBOARD_SAMSUNG tristate "Samsung keypad support" - depends on HAVE_CLK + depends on HAS_IOMEM && HAVE_CLK select INPUT_MATRIXKMAP help Say Y here if you want to use the keypad on your Samsung mobile diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c index 47af62c12267..e1758d5ffe42 100644 --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -186,55 +186,21 @@ static int elan_get_fwinfo(u16 ic_type, u8 iap_version, u16 *validpage_count, return 0; } -static int elan_enable_power(struct elan_tp_data *data) +static int elan_set_power(struct elan_tp_data *data, bool on) { int repeat = ETP_RETRY_COUNT; int error; - error = regulator_enable(data->vcc); - if (error) { - dev_err(&data->client->dev, - "failed to enable regulator: %d\n", error); - return error; - } - do { - error = data->ops->power_control(data->client, true); + error = data->ops->power_control(data->client, on); if (error >= 0) return 0; msleep(30); } while (--repeat > 0); - dev_err(&data->client->dev, "failed to enable power: %d\n", error); - return error; -} - -static int elan_disable_power(struct elan_tp_data *data) -{ - int repeat = ETP_RETRY_COUNT; - int error; - - do { - error = data->ops->power_control(data->client, false); - if (!error) { - error = regulator_disable(data->vcc); - if (error) { - dev_err(&data->client->dev, - "failed to disable regulator: %d\n", - error); - /* Attempt to power the chip back up */ - data->ops->power_control(data->client, true); - break; - } - - return 0; - } - - msleep(30); - } while (--repeat > 0); - - dev_err(&data->client->dev, "failed to disable power: %d\n", error); + dev_err(&data->client->dev, "failed to set power %s: %d\n", + on ? "on" : "off", error); return error; } @@ -1399,9 +1365,19 @@ static int __maybe_unused elan_suspend(struct device *dev) /* Enable wake from IRQ */ data->irq_wake = (enable_irq_wake(client->irq) == 0); } else { - ret = elan_disable_power(data); + ret = elan_set_power(data, false); + if (ret) + goto err; + + ret = regulator_disable(data->vcc); + if (ret) { + dev_err(dev, "error %d disabling regulator\n", ret); + /* Attempt to power the chip back up */ + elan_set_power(data, true); + } } +err: mutex_unlock(&data->sysfs_mutex); return ret; } @@ -1412,12 +1388,18 @@ static int __maybe_unused elan_resume(struct device *dev) struct elan_tp_data *data = i2c_get_clientdata(client); int error; - if (device_may_wakeup(dev) && data->irq_wake) { + if (!device_may_wakeup(dev)) { + error = regulator_enable(data->vcc); + if (error) { + dev_err(dev, "error %d enabling regulator\n", error); + goto err; + } + } else if (data->irq_wake) { disable_irq_wake(client->irq); data->irq_wake = false; } - error = elan_enable_power(data); + error = elan_set_power(data, true); if (error) { dev_err(dev, "power up when resuming failed: %d\n", error); goto err; diff --git a/drivers/input/mouse/psmouse-smbus.c b/drivers/input/mouse/psmouse-smbus.c index a472489ccbad..164f6c757f6b 100644 --- a/drivers/input/mouse/psmouse-smbus.c +++ b/drivers/input/mouse/psmouse-smbus.c @@ -75,6 +75,8 @@ static void psmouse_smbus_detach_i2c_client(struct i2c_client *client) "Marking SMBus companion %s as gone\n", dev_name(&smbdev->client->dev)); smbdev->dead = true; + device_link_remove(&smbdev->client->dev, + &smbdev->psmouse->ps2dev.serio->dev); serio_rescan(smbdev->psmouse->ps2dev.serio); } else { list_del(&smbdev->node); @@ -174,6 +176,8 @@ static void psmouse_smbus_disconnect(struct psmouse *psmouse) kfree(smbdev); } else { smbdev->dead = true; + device_link_remove(&smbdev->client->dev, + &psmouse->ps2dev.serio->dev); psmouse_dbg(smbdev->psmouse, "posting removal request for SMBus companion %s\n", dev_name(&smbdev->client->dev)); @@ -270,6 +274,12 @@ int psmouse_smbus_init(struct psmouse *psmouse, if (smbdev->client) { /* We have our companion device */ + if (!device_link_add(&smbdev->client->dev, + &psmouse->ps2dev.serio->dev, + DL_FLAG_STATELESS)) + psmouse_warn(psmouse, + "failed to set up link with iSMBus companion %s\n", + dev_name(&smbdev->client->dev)); return 0; } diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c index a3bfc7a41679..752e8ba4fecb 100644 --- a/drivers/input/touchscreen/goodix.c +++ b/drivers/input/touchscreen/goodix.c @@ -18,6 +18,7 @@ #include <linux/delay.h> #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/platform_data/x86/soc.h> #include <linux/slab.h> #include <linux/acpi.h> #include <linux/of.h> @@ -805,21 +806,6 @@ static int goodix_reset(struct goodix_ts_data *ts) } #ifdef ACPI_GPIO_SUPPORT -#include <asm/cpu_device_id.h> -#include <asm/intel-family.h> - -static const struct x86_cpu_id baytrail_cpu_ids[] = { - { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_SILVERMONT, X86_FEATURE_ANY, }, - {} -}; - -static inline bool is_byt(void) -{ - const struct x86_cpu_id *id = x86_match_cpu(baytrail_cpu_ids); - - return !!id; -} - static const struct acpi_gpio_params first_gpio = { 0, 0, false }; static const struct acpi_gpio_params second_gpio = { 1, 0, false }; @@ -878,7 +864,7 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) const struct acpi_gpio_mapping *gpio_mapping = NULL; struct device *dev = &ts->client->dev; LIST_HEAD(resources); - int ret; + int irq, ret; ts->gpio_count = 0; ts->gpio_int_idx = -1; @@ -891,6 +877,20 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) acpi_dev_free_resource_list(&resources); + /* + * CHT devices should have a GpioInt + a regular GPIO ACPI resource. + * Some CHT devices have a bug (where the also is bogus Interrupt + * resource copied from a previous BYT based generation). i2c-core-acpi + * will use the non-working Interrupt resource, fix this up. + */ + if (soc_intel_is_cht() && ts->gpio_count == 2 && ts->gpio_int_idx != -1) { + irq = acpi_dev_gpio_irq_get(ACPI_COMPANION(dev), 0); + if (irq > 0 && irq != ts->client->irq) { + dev_warn(dev, "Overriding IRQ %d -> %d\n", ts->client->irq, irq); + ts->client->irq = irq; + } + } + if (ts->gpio_count == 2 && ts->gpio_int_idx == 0) { ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; gpio_mapping = acpi_goodix_int_first_gpios; @@ -903,7 +903,7 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) dev_info(dev, "Using ACPI INTI and INTO methods for IRQ pin access\n"); ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_METHOD; gpio_mapping = acpi_goodix_reset_only_gpios; - } else if (is_byt() && ts->gpio_count == 2 && ts->gpio_int_idx == -1) { + } else if (soc_intel_is_byt() && ts->gpio_count == 2 && ts->gpio_int_idx == -1) { dev_info(dev, "No ACPI GpioInt resource, assuming that the GPIO order is reset, int\n"); ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; gpio_mapping = acpi_goodix_int_last_gpios; diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index 78d2ee99f37a..1b58611c8084 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -615,10 +615,9 @@ static int wm97xx_register_touch(struct wm97xx *wm) * extensions) */ wm->touch_dev = platform_device_alloc("wm97xx-touch", -1); - if (!wm->touch_dev) { - ret = -ENOMEM; - goto touch_err; - } + if (!wm->touch_dev) + return -ENOMEM; + platform_set_drvdata(wm->touch_dev, wm); wm->touch_dev->dev.parent = wm->dev; wm->touch_dev->dev.platform_data = pdata; @@ -629,9 +628,6 @@ static int wm97xx_register_touch(struct wm97xx *wm) return 0; touch_reg_err: platform_device_put(wm->touch_dev); -touch_err: - input_unregister_device(wm->input_dev); - wm->input_dev = NULL; return ret; } @@ -639,8 +635,6 @@ touch_err: static void wm97xx_unregister_touch(struct wm97xx *wm) { platform_device_unregister(wm->touch_dev); - input_unregister_device(wm->input_dev); - wm->input_dev = NULL; } static int _wm97xx_probe(struct wm97xx *wm) diff --git a/drivers/input/touchscreen/zinitix.c b/drivers/input/touchscreen/zinitix.c index 7c82c4f5fa6b..129ebc810de8 100644 --- a/drivers/input/touchscreen/zinitix.c +++ b/drivers/input/touchscreen/zinitix.c @@ -571,8 +571,20 @@ static SIMPLE_DEV_PM_OPS(zinitix_pm_ops, zinitix_suspend, zinitix_resume); #ifdef CONFIG_OF static const struct of_device_id zinitix_of_match[] = { + { .compatible = "zinitix,bt402" }, + { .compatible = "zinitix,bt403" }, + { .compatible = "zinitix,bt404" }, + { .compatible = "zinitix,bt412" }, + { .compatible = "zinitix,bt413" }, + { .compatible = "zinitix,bt431" }, + { .compatible = "zinitix,bt432" }, + { .compatible = "zinitix,bt531" }, { .compatible = "zinitix,bt532" }, + { .compatible = "zinitix,bt538" }, { .compatible = "zinitix,bt541" }, + { .compatible = "zinitix,bt548" }, + { .compatible = "zinitix,bt554" }, + { .compatible = "zinitix,at100" }, { } }; MODULE_DEVICE_TABLE(of, zinitix_of_match); diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h index 416815a525d6..bb95edf74415 100644 --- a/drivers/iommu/amd/amd_iommu.h +++ b/drivers/iommu/amd/amd_iommu.h @@ -14,6 +14,7 @@ extern irqreturn_t amd_iommu_int_thread(int irq, void *data); extern irqreturn_t amd_iommu_int_handler(int irq, void *data); extern void amd_iommu_apply_erratum_63(u16 devid); +extern void amd_iommu_restart_event_logging(struct amd_iommu *iommu); extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu); extern int amd_iommu_init_devices(void); extern void amd_iommu_uninit_devices(void); diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h index ffc89c4fb120..47108ed44fbb 100644 --- a/drivers/iommu/amd/amd_iommu_types.h +++ b/drivers/iommu/amd/amd_iommu_types.h @@ -110,6 +110,7 @@ #define PASID_MASK 0x0000ffff /* MMIO status bits */ +#define MMIO_STATUS_EVT_OVERFLOW_INT_MASK (1 << 0) #define MMIO_STATUS_EVT_INT_MASK (1 << 1) #define MMIO_STATUS_COM_WAIT_INT_MASK (1 << 2) #define MMIO_STATUS_PPR_INT_MASK (1 << 6) diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index dc338acf3338..7bfe37e52e21 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -21,6 +21,7 @@ #include <linux/export.h> #include <linux/kmemleak.h> #include <linux/cc_platform.h> +#include <linux/iopoll.h> #include <asm/pci-direct.h> #include <asm/iommu.h> #include <asm/apic.h> @@ -657,6 +658,16 @@ static int __init alloc_command_buffer(struct amd_iommu *iommu) } /* + * This function restarts event logging in case the IOMMU experienced + * an event log buffer overflow. + */ +void amd_iommu_restart_event_logging(struct amd_iommu *iommu) +{ + iommu_feature_disable(iommu, CONTROL_EVT_LOG_EN); + iommu_feature_enable(iommu, CONTROL_EVT_LOG_EN); +} + +/* * This function resets the command buffer if the IOMMU stopped fetching * commands from it. */ @@ -834,6 +845,7 @@ static int iommu_ga_log_enable(struct amd_iommu *iommu) status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET); if (status & (MMIO_STATUS_GALOG_RUN_MASK)) break; + udelay(10); } if (WARN_ON(i >= LOOP_TIMEOUT)) diff --git a/drivers/iommu/amd/io_pgtable.c b/drivers/iommu/amd/io_pgtable.c index b1bf4125b0f7..6608d1717574 100644 --- a/drivers/iommu/amd/io_pgtable.c +++ b/drivers/iommu/amd/io_pgtable.c @@ -492,18 +492,18 @@ static void v1_free_pgtable(struct io_pgtable *iop) dom = container_of(pgtable, struct protection_domain, iop); - /* Update data structure */ - amd_iommu_domain_clr_pt_root(dom); - - /* Make changes visible to IOMMUs */ - amd_iommu_domain_update(dom); - /* Page-table is not visible to IOMMU anymore, so free it */ BUG_ON(pgtable->mode < PAGE_MODE_NONE || pgtable->mode > PAGE_MODE_6_LEVEL); free_sub_pt(pgtable->root, pgtable->mode, &freelist); + /* Update data structure */ + amd_iommu_domain_clr_pt_root(dom); + + /* Make changes visible to IOMMUs */ + amd_iommu_domain_update(dom); + put_pages_list(&freelist); } diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 461f1844ed1f..a18b549951bb 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -764,7 +764,8 @@ amd_iommu_set_pci_msi_domain(struct device *dev, struct amd_iommu *iommu) { } #endif /* !CONFIG_IRQ_REMAP */ #define AMD_IOMMU_INT_MASK \ - (MMIO_STATUS_EVT_INT_MASK | \ + (MMIO_STATUS_EVT_OVERFLOW_INT_MASK | \ + MMIO_STATUS_EVT_INT_MASK | \ MMIO_STATUS_PPR_INT_MASK | \ MMIO_STATUS_GALOG_INT_MASK) @@ -774,7 +775,7 @@ irqreturn_t amd_iommu_int_thread(int irq, void *data) u32 status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET); while (status & AMD_IOMMU_INT_MASK) { - /* Enable EVT and PPR and GA interrupts again */ + /* Enable interrupt sources again */ writel(AMD_IOMMU_INT_MASK, iommu->mmio_base + MMIO_STATUS_OFFSET); @@ -795,6 +796,11 @@ irqreturn_t amd_iommu_int_thread(int irq, void *data) } #endif + if (status & MMIO_STATUS_EVT_OVERFLOW_INT_MASK) { + pr_info_ratelimited("IOMMU event log overflow\n"); + amd_iommu_restart_event_logging(iommu); + } + /* * Hardware bug: ERBT1312 * When re-enabling interrupt (by writing 1 diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 92fea3fbbb11..5b196cfe9ed2 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -2738,7 +2738,7 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, spin_unlock_irqrestore(&device_domain_lock, flags); /* PASID table is mandatory for a PCI device in scalable mode. */ - if (dev && dev_is_pci(dev) && sm_supported(iommu)) { + if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev)) { ret = intel_pasid_alloc_table(dev); if (ret) { dev_err(dev, "PASID table allocation failed\n"); diff --git a/drivers/iommu/intel/irq_remapping.c b/drivers/iommu/intel/irq_remapping.c index f912fe45bea2..a67319597884 100644 --- a/drivers/iommu/intel/irq_remapping.c +++ b/drivers/iommu/intel/irq_remapping.c @@ -569,9 +569,8 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu) fn, &intel_ir_domain_ops, iommu); if (!iommu->ir_domain) { - irq_domain_free_fwnode(fn); pr_err("IR%d: failed to allocate irqdomain\n", iommu->seq_id); - goto out_free_bitmap; + goto out_free_fwnode; } iommu->ir_msi_domain = arch_create_remap_msi_irq_domain(iommu->ir_domain, @@ -595,7 +594,7 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu) if (dmar_enable_qi(iommu)) { pr_err("Failed to enable queued invalidation\n"); - goto out_free_bitmap; + goto out_free_ir_domain; } } @@ -619,6 +618,14 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu) return 0; +out_free_ir_domain: + if (iommu->ir_msi_domain) + irq_domain_remove(iommu->ir_msi_domain); + iommu->ir_msi_domain = NULL; + irq_domain_remove(iommu->ir_domain); + iommu->ir_domain = NULL; +out_free_fwnode: + irq_domain_free_fwnode(fn); out_free_bitmap: bitmap_free(bitmap); out_free_pages: diff --git a/drivers/iommu/ioasid.c b/drivers/iommu/ioasid.c index 50ee27bbd04e..06fee7416816 100644 --- a/drivers/iommu/ioasid.c +++ b/drivers/iommu/ioasid.c @@ -349,6 +349,7 @@ EXPORT_SYMBOL_GPL(ioasid_alloc); /** * ioasid_get - obtain a reference to the IOASID + * @ioasid: the ID to get */ void ioasid_get(ioasid_t ioasid) { diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 8b86406b7162..107dcf5938d6 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -207,9 +207,14 @@ static struct dev_iommu *dev_iommu_get(struct device *dev) static void dev_iommu_free(struct device *dev) { - iommu_fwspec_free(dev); - kfree(dev->iommu); + struct dev_iommu *param = dev->iommu; + dev->iommu = NULL; + if (param->fwspec) { + fwnode_handle_put(param->fwspec->iommu_fwnode); + kfree(param->fwspec); + } + kfree(param); } static int __iommu_probe_device(struct device *dev, struct list_head *group_list) @@ -980,17 +985,6 @@ static int iommu_group_device_count(struct iommu_group *group) return ret; } -/** - * iommu_group_for_each_dev - iterate over each device in the group - * @group: the group - * @data: caller opaque data to be passed to callback function - * @fn: caller supplied callback function - * - * This function is called by group users to iterate over group devices. - * Callers should hold a reference count to the group during callback. - * The group->mutex is held across callbacks, which will block calls to - * iommu_group_add/remove_device. - */ static int __iommu_group_for_each_dev(struct iommu_group *group, void *data, int (*fn)(struct device *, void *)) { @@ -1005,7 +999,17 @@ static int __iommu_group_for_each_dev(struct iommu_group *group, void *data, return ret; } - +/** + * iommu_group_for_each_dev - iterate over each device in the group + * @group: the group + * @data: caller opaque data to be passed to callback function + * @fn: caller supplied callback function + * + * This function is called by group users to iterate over group devices. + * Callers should hold a reference count to the group during callback. + * The group->mutex is held across callbacks, which will block calls to + * iommu_group_add/remove_device. + */ int iommu_group_for_each_dev(struct iommu_group *group, void *data, int (*fn)(struct device *, void *)) { @@ -3032,6 +3036,7 @@ EXPORT_SYMBOL_GPL(iommu_aux_get_pasid); * iommu_sva_bind_device() - Bind a process address space to a device * @dev: the device * @mm: the mm to bind, caller must hold a reference to it + * @drvdata: opaque data pointer to pass to bind callback * * Create a bond between device and address space, allowing the device to access * the mm using the returned PASID. If a bond already exists between @device and diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c index 91749654fd49..980e4af3f06b 100644 --- a/drivers/iommu/omap-iommu.c +++ b/drivers/iommu/omap-iommu.c @@ -1085,7 +1085,7 @@ static __maybe_unused int omap_iommu_runtime_resume(struct device *dev) } /** - * omap_iommu_suspend_prepare - prepare() dev_pm_ops implementation + * omap_iommu_prepare - prepare() dev_pm_ops implementation * @dev: iommu device * * This function performs the necessary checks to determine if the IOMMU diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index e900e3c46903..2561ce8a2ce8 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -808,8 +808,10 @@ static struct tegra_smmu *tegra_smmu_find(struct device_node *np) return NULL; mc = platform_get_drvdata(pdev); - if (!mc) + if (!mc) { + put_device(&pdev->dev); return NULL; + } return mc->smmu; } diff --git a/drivers/irqchip/irq-apple-aic.c b/drivers/irqchip/irq-apple-aic.c index 2543ef65825b..38091ebb9403 100644 --- a/drivers/irqchip/irq-apple-aic.c +++ b/drivers/irqchip/irq-apple-aic.c @@ -178,7 +178,6 @@ struct aic_irq_chip { struct irq_domain *hw_domain; struct irq_domain *ipi_domain; int nr_hw; - int ipi_hwirq; }; static DEFINE_PER_CPU(uint32_t, aic_fiq_unmasked); diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index d25b7a864bbb..cd772973114a 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -4856,6 +4856,38 @@ static struct syscore_ops its_syscore_ops = { .resume = its_restore_enable, }; +static void __init __iomem *its_map_one(struct resource *res, int *err) +{ + void __iomem *its_base; + u32 val; + + its_base = ioremap(res->start, SZ_64K); + if (!its_base) { + pr_warn("ITS@%pa: Unable to map ITS registers\n", &res->start); + *err = -ENOMEM; + return NULL; + } + + val = readl_relaxed(its_base + GITS_PIDR2) & GIC_PIDR2_ARCH_MASK; + if (val != 0x30 && val != 0x40) { + pr_warn("ITS@%pa: No ITS detected, giving up\n", &res->start); + *err = -ENODEV; + goto out_unmap; + } + + *err = its_force_quiescent(its_base); + if (*err) { + pr_warn("ITS@%pa: Failed to quiesce, giving up\n", &res->start); + goto out_unmap; + } + + return its_base; + +out_unmap: + iounmap(its_base); + return NULL; +} + static int its_init_domain(struct fwnode_handle *handle, struct its_node *its) { struct irq_domain *inner_domain; @@ -4963,29 +4995,14 @@ static int __init its_probe_one(struct resource *res, { struct its_node *its; void __iomem *its_base; - u32 val, ctlr; u64 baser, tmp, typer; struct page *page; + u32 ctlr; int err; - its_base = ioremap(res->start, SZ_64K); - if (!its_base) { - pr_warn("ITS@%pa: Unable to map ITS registers\n", &res->start); - return -ENOMEM; - } - - val = readl_relaxed(its_base + GITS_PIDR2) & GIC_PIDR2_ARCH_MASK; - if (val != 0x30 && val != 0x40) { - pr_warn("ITS@%pa: No ITS detected, giving up\n", &res->start); - err = -ENODEV; - goto out_unmap; - } - - err = its_force_quiescent(its_base); - if (err) { - pr_warn("ITS@%pa: Failed to quiesce, giving up\n", &res->start); - goto out_unmap; - } + its_base = its_map_one(res, &err); + if (!its_base) + return err; pr_info("ITS %pR\n", res); @@ -5241,13 +5258,31 @@ static int its_cpu_memreserve_lpi(unsigned int cpu) out: /* Last CPU being brought up gets to issue the cleanup */ - if (cpumask_equal(&cpus_booted_once_mask, cpu_possible_mask)) + if (!IS_ENABLED(CONFIG_SMP) || + cpumask_equal(&cpus_booted_once_mask, cpu_possible_mask)) schedule_work(&rdist_memreserve_cpuhp_cleanup_work); gic_data_rdist()->flags |= RD_LOCAL_MEMRESERVE_DONE; return ret; } +/* Mark all the BASER registers as invalid before they get reprogrammed */ +static int __init its_reset_one(struct resource *res) +{ + void __iomem *its_base; + int err, i; + + its_base = its_map_one(res, &err); + if (!its_base) + return err; + + for (i = 0; i < GITS_BASER_NR_REGS; i++) + gits_write_baser(0, its_base + GITS_BASER + (i << 3)); + + iounmap(its_base); + return 0; +} + static const struct of_device_id its_device_id[] = { { .compatible = "arm,gic-v3-its", }, {}, @@ -5258,6 +5293,26 @@ static int __init its_of_probe(struct device_node *node) struct device_node *np; struct resource res; + /* + * Make sure *all* the ITS are reset before we probe any, as + * they may be sharing memory. If any of the ITS fails to + * reset, don't even try to go any further, as this could + * result in something even worse. + */ + for (np = of_find_matching_node(node, its_device_id); np; + np = of_find_matching_node(np, its_device_id)) { + int err; + + if (!of_device_is_available(np) || + !of_property_read_bool(np, "msi-controller") || + of_address_to_resource(np, 0, &res)) + continue; + + err = its_reset_one(&res); + if (err) + return err; + } + for (np = of_find_matching_node(node, its_device_id); np; np = of_find_matching_node(np, its_device_id)) { if (!of_device_is_available(np)) @@ -5420,11 +5475,35 @@ dom_err: return err; } +static int __init its_acpi_reset(union acpi_subtable_headers *header, + const unsigned long end) +{ + struct acpi_madt_generic_translator *its_entry; + struct resource res; + + its_entry = (struct acpi_madt_generic_translator *)header; + res = (struct resource) { + .start = its_entry->base_address, + .end = its_entry->base_address + ACPI_GICV3_ITS_MEM_SIZE - 1, + .flags = IORESOURCE_MEM, + }; + + return its_reset_one(&res); +} + static void __init its_acpi_probe(void) { acpi_table_parse_srat_its(); - acpi_table_parse_madt(ACPI_MADT_TYPE_GENERIC_TRANSLATOR, - gic_acpi_parse_madt_its, 0); + /* + * Make sure *all* the ITS are reset before we probe any, as + * they may be sharing memory. If any of the ITS fails to + * reset, don't even try to go any further, as this could + * result in something even worse. + */ + if (acpi_table_parse_madt(ACPI_MADT_TYPE_GENERIC_TRANSLATOR, + its_acpi_reset, 0) > 0) + acpi_table_parse_madt(ACPI_MADT_TYPE_GENERIC_TRANSLATOR, + gic_acpi_parse_madt_its, 0); acpi_its_srat_maps_free(); } #else @@ -5438,6 +5517,9 @@ int __init its_lpi_memreserve_init(void) if (!efi_enabled(EFI_CONFIG_TABLES)) return 0; + if (list_empty(&its_nodes)) + return 0; + gic_rdists->cpuhp_memreserve_state = CPUHP_INVALID; state = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "irqchip/arm/gicv3/memreserve:online", diff --git a/drivers/irqchip/irq-loongson-pch-msi.c b/drivers/irqchip/irq-loongson-pch-msi.c index 32562b7e681b..e3801c4a77ed 100644 --- a/drivers/irqchip/irq-loongson-pch-msi.c +++ b/drivers/irqchip/irq-loongson-pch-msi.c @@ -241,7 +241,7 @@ static int pch_msi_init(struct device_node *node, return 0; err_map: - kfree(priv->msi_map); + bitmap_free(priv->msi_map); err_priv: kfree(priv); return ret; diff --git a/drivers/irqchip/irq-realtek-rtl.c b/drivers/irqchip/irq-realtek-rtl.c index fd9f275592d2..50a56820c99b 100644 --- a/drivers/irqchip/irq-realtek-rtl.c +++ b/drivers/irqchip/irq-realtek-rtl.c @@ -62,7 +62,7 @@ static struct irq_chip realtek_ictl_irq = { static int intc_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw) { - irq_set_chip_and_handler(hw, &realtek_ictl_irq, handle_level_irq); + irq_set_chip_and_handler(irq, &realtek_ictl_irq, handle_level_irq); return 0; } @@ -76,16 +76,20 @@ static void realtek_irq_dispatch(struct irq_desc *desc) { struct irq_chip *chip = irq_desc_get_chip(desc); struct irq_domain *domain; - unsigned int pending; + unsigned long pending; + unsigned int soc_int; chained_irq_enter(chip, desc); pending = readl(REG(RTL_ICTL_GIMR)) & readl(REG(RTL_ICTL_GISR)); + if (unlikely(!pending)) { spurious_interrupt(); goto out; } + domain = irq_desc_get_handler_data(desc); - generic_handle_domain_irq(domain, __ffs(pending)); + for_each_set_bit(soc_int, &pending, 32) + generic_handle_domain_irq(domain, soc_int); out: chained_irq_exit(chip, desc); @@ -95,7 +99,8 @@ out: * SoC interrupts are cascaded to MIPS CPU interrupts according to the * interrupt-map in the device tree. Each SoC interrupt gets 4 bits for * the CPU interrupt in an Interrupt Routing Register. Max 32 SoC interrupts - * thus go into 4 IRRs. + * thus go into 4 IRRs. A routing value of '0' means the interrupt is left + * disconnected. Routing values {1..15} connect to output lines {0..14}. */ static int __init map_interrupts(struct device_node *node, struct irq_domain *domain) { @@ -134,7 +139,7 @@ static int __init map_interrupts(struct device_node *node, struct irq_domain *do of_node_put(cpu_ictl); cpu_int = be32_to_cpup(imap + 2); - if (cpu_int > 7) + if (cpu_int > 7 || cpu_int < 2) return -EINVAL; if (!(mips_irqs_set & BIT(cpu_int))) { @@ -143,7 +148,8 @@ static int __init map_interrupts(struct device_node *node, struct irq_domain *do mips_irqs_set |= BIT(cpu_int); } - regs[(soc_int * 4) / 32] |= cpu_int << (soc_int * 4) % 32; + /* Use routing values (1..6) for CPU interrupts (2..7) */ + regs[(soc_int * 4) / 32] |= (cpu_int - 1) << (soc_int * 4) % 32; imap += 3; } diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c index 259065d271ef..09cc98266d30 100644 --- a/drivers/irqchip/irq-sifive-plic.c +++ b/drivers/irqchip/irq-sifive-plic.c @@ -398,3 +398,4 @@ out_free_priv: IRQCHIP_DECLARE(sifive_plic, "sifive,plic-1.0.0", plic_init); IRQCHIP_DECLARE(riscv_plic0, "riscv,plic0", plic_init); /* for legacy systems */ +IRQCHIP_DECLARE(thead_c900_plic, "thead,c900-plic", plic_init); /* for firmware driver */ diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c index bd087cca1c1d..af17459c1a5c 100644 --- a/drivers/isdn/hardware/mISDN/hfcpci.c +++ b/drivers/isdn/hardware/mISDN/hfcpci.c @@ -2005,7 +2005,11 @@ setup_hw(struct hfc_pci *hc) } /* Allocate memory for FIFOS */ /* the memory needs to be on a 32k boundary within the first 4G */ - dma_set_mask(&hc->pdev->dev, 0xFFFF8000); + if (dma_set_mask(&hc->pdev->dev, 0xFFFF8000)) { + printk(KERN_WARNING + "HFC-PCI: No usable DMA configuration!\n"); + return -EIO; + } buffer = dma_alloc_coherent(&hc->pdev->dev, 0x8000, &hc->hw.dmahandle, GFP_KERNEL); /* We silently assume the address is okay if nonzero */ diff --git a/drivers/isdn/mISDN/dsp_pipeline.c b/drivers/isdn/mISDN/dsp_pipeline.c index e11ca6bbc7f4..c3b2c99b5cd5 100644 --- a/drivers/isdn/mISDN/dsp_pipeline.c +++ b/drivers/isdn/mISDN/dsp_pipeline.c @@ -192,7 +192,7 @@ void dsp_pipeline_destroy(struct dsp_pipeline *pipeline) int dsp_pipeline_build(struct dsp_pipeline *pipeline, const char *cfg) { int found = 0; - char *dup, *tok, *name, *args; + char *dup, *next, *tok, *name, *args; struct dsp_element_entry *entry, *n; struct dsp_pipeline_entry *pipeline_entry; struct mISDN_dsp_element *elem; @@ -203,10 +203,10 @@ int dsp_pipeline_build(struct dsp_pipeline *pipeline, const char *cfg) if (!list_empty(&pipeline->list)) _dsp_pipeline_destroy(pipeline); - dup = kstrdup(cfg, GFP_ATOMIC); + dup = next = kstrdup(cfg, GFP_ATOMIC); if (!dup) return 0; - while ((tok = strsep(&dup, "|"))) { + while ((tok = strsep(&next, "|"))) { if (!strlen(tok)) continue; name = strsep(&tok, "("); diff --git a/drivers/md/dm.c b/drivers/md/dm.c index c0ae8087c602..997ace47bbd5 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -489,7 +489,7 @@ static void start_io_acct(struct dm_io *io) struct mapped_device *md = io->md; struct bio *bio = io->orig_bio; - io->start_time = bio_start_io_acct(bio); + bio_start_io_acct_time(bio, io->start_time); if (unlikely(dm_stats_used(&md->stats))) dm_stats_account_io(&md->stats, bio_data_dir(bio), bio->bi_iter.bi_sector, bio_sectors(bio), @@ -535,7 +535,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio) io->md = md; spin_lock_init(&io->endio_lock); - start_io_acct(io); + io->start_time = jiffies; return io; } @@ -1442,9 +1442,6 @@ static void init_clone_info(struct clone_info *ci, struct mapped_device *md, ci->sector = bio->bi_iter.bi_sector; } -#define __dm_part_stat_sub(part, field, subnd) \ - (part_stat_get(part, field) -= (subnd)) - /* * Entry point to split a bio into clones and submit them to the targets. */ @@ -1480,23 +1477,12 @@ static void __split_and_process_bio(struct mapped_device *md, GFP_NOIO, &md->queue->bio_split); ci.io->orig_bio = b; - /* - * Adjust IO stats for each split, otherwise upon queue - * reentry there will be redundant IO accounting. - * NOTE: this is a stop-gap fix, a proper fix involves - * significant refactoring of DM core's bio splitting - * (by eliminating DM's splitting and just using bio_split) - */ - part_stat_lock(); - __dm_part_stat_sub(dm_disk(md)->part0, - sectors[op_stat_group(bio_op(bio))], ci.sector_count); - part_stat_unlock(); - bio_chain(b, bio); trace_block_split(b, bio->bi_iter.bi_sector); submit_bio_noacct(bio); } } + start_io_acct(ci.io); /* drop the extra reference count */ dm_io_dec_pending(ci.io, errno_to_blk_status(error)); @@ -2091,7 +2077,7 @@ static void __dm_destroy(struct mapped_device *md, bool wait) set_bit(DMF_FREEING, &md->flags); spin_unlock(&_minor_lock); - blk_set_queue_dying(md->queue); + blk_mark_disk_dead(md->disk); /* * Take suspend_lock so that presuspend and postsuspend methods diff --git a/drivers/md/md.c b/drivers/md/md.c index 5881d05a76eb..4d38bd7dadd6 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -5869,10 +5869,6 @@ int md_run(struct mddev *mddev) nowait = nowait && blk_queue_nowait(bdev_get_queue(rdev->bdev)); } - /* Set the NOWAIT flags if all underlying devices support it */ - if (nowait) - blk_queue_flag_set(QUEUE_FLAG_NOWAIT, mddev->queue); - if (!bioset_initialized(&mddev->bio_set)) { err = bioset_init(&mddev->bio_set, BIO_POOL_SIZE, 0, BIOSET_NEED_BVECS); if (err) @@ -6010,6 +6006,10 @@ int md_run(struct mddev *mddev) else blk_queue_flag_clear(QUEUE_FLAG_NONROT, mddev->queue); blk_queue_flag_set(QUEUE_FLAG_IO_STAT, mddev->queue); + + /* Set the NOWAIT flags if all underlying devices support it */ + if (nowait) + blk_queue_flag_set(QUEUE_FLAG_NOWAIT, mddev->queue); } if (pers->sync_request) { if (mddev->kobj.sd && diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c index c3305bdda69c..bee727ed98db 100644 --- a/drivers/misc/eeprom/at25.c +++ b/drivers/misc/eeprom/at25.c @@ -440,6 +440,10 @@ static int at25_probe(struct spi_device *spi) return -ENXIO; } + at25 = devm_kzalloc(&spi->dev, sizeof(*at25), GFP_KERNEL); + if (!at25) + return -ENOMEM; + mutex_init(&at25->lock); at25->spi = spi; spi_set_drvdata(spi, at25); diff --git a/drivers/misc/eeprom/ee1004.c b/drivers/misc/eeprom/ee1004.c index bb9c4512c968..9fbfe784d710 100644 --- a/drivers/misc/eeprom/ee1004.c +++ b/drivers/misc/eeprom/ee1004.c @@ -114,6 +114,9 @@ static ssize_t ee1004_eeprom_read(struct i2c_client *client, char *buf, if (offset + count > EE1004_PAGE_SIZE) count = EE1004_PAGE_SIZE - offset; + if (count > I2C_SMBUS_BLOCK_MAX) + count = I2C_SMBUS_BLOCK_MAX; + return i2c_smbus_read_i2c_block_data_or_emulated(client, offset, count, buf); } diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index 4ccbf43e6bfa..aa1682b94a23 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -1288,7 +1288,14 @@ static int fastrpc_dmabuf_alloc(struct fastrpc_user *fl, char __user *argp) } if (copy_to_user(argp, &bp, sizeof(bp))) { - dma_buf_put(buf->dmabuf); + /* + * The usercopy failed, but we can't do much about it, as + * dma_buf_fd() already called fd_install() and made the + * file descriptor accessible for the current process. It + * might already be closed and dmabuf no longer valid when + * we reach this point. Therefore "leak" the fd and rely on + * the process exit path to do any required cleanup. + */ return -EFAULT; } diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 4e61b28a002f..4e67c1403cc9 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -1682,31 +1682,31 @@ static void mmc_blk_read_single(struct mmc_queue *mq, struct request *req) struct mmc_card *card = mq->card; struct mmc_host *host = card->host; blk_status_t error = BLK_STS_OK; - int retries = 0; do { u32 status; int err; + int retries = 0; - mmc_blk_rw_rq_prep(mqrq, card, 1, mq); + while (retries++ <= MMC_READ_SINGLE_RETRIES) { + mmc_blk_rw_rq_prep(mqrq, card, 1, mq); - mmc_wait_for_req(host, mrq); + mmc_wait_for_req(host, mrq); - err = mmc_send_status(card, &status); - if (err) - goto error_exit; - - if (!mmc_host_is_spi(host) && - !mmc_ready_for_data(status)) { - err = mmc_blk_fix_state(card, req); + err = mmc_send_status(card, &status); if (err) goto error_exit; - } - if (mrq->cmd->error && retries++ < MMC_READ_SINGLE_RETRIES) - continue; + if (!mmc_host_is_spi(host) && + !mmc_ready_for_data(status)) { + err = mmc_blk_fix_state(card, req); + if (err) + goto error_exit; + } - retries = 0; + if (!mrq->cmd->error) + break; + } if (mrq->cmd->error || mrq->data->error || @@ -1908,7 +1908,7 @@ static int mmc_blk_card_busy(struct mmc_card *card, struct request *req) cb_data.card = card; cb_data.status = 0; - err = __mmc_poll_for_busy(card->host, MMC_BLK_TIMEOUT_MS, + err = __mmc_poll_for_busy(card->host, 0, MMC_BLK_TIMEOUT_MS, &mmc_blk_busy_cb, &cb_data); /* diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index bbbbcaf70a59..8421519c2a98 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1962,7 +1962,7 @@ static int mmc_sleep(struct mmc_host *host) goto out_release; } - err = __mmc_poll_for_busy(host, timeout_ms, &mmc_sleep_busy_cb, host); + err = __mmc_poll_for_busy(host, 0, timeout_ms, &mmc_sleep_busy_cb, host); out_release: mmc_retune_release(host); diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c index d63d1c735335..180d7e9d3400 100644 --- a/drivers/mmc/core/mmc_ops.c +++ b/drivers/mmc/core/mmc_ops.c @@ -21,6 +21,8 @@ #define MMC_BKOPS_TIMEOUT_MS (120 * 1000) /* 120s */ #define MMC_SANITIZE_TIMEOUT_MS (240 * 1000) /* 240s */ +#define MMC_OP_COND_PERIOD_US (1 * 1000) /* 1ms */ +#define MMC_OP_COND_TIMEOUT_MS 1000 /* 1s */ static const u8 tuning_blk_pattern_4bit[] = { 0xff, 0x0f, 0xff, 0x00, 0xff, 0xcc, 0xc3, 0xcc, @@ -232,7 +234,9 @@ int mmc_send_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr) cmd.arg = mmc_host_is_spi(host) ? 0 : ocr; cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R3 | MMC_CMD_BCR; - err = __mmc_poll_for_busy(host, 1000, &__mmc_send_op_cond_cb, &cb_data); + err = __mmc_poll_for_busy(host, MMC_OP_COND_PERIOD_US, + MMC_OP_COND_TIMEOUT_MS, + &__mmc_send_op_cond_cb, &cb_data); if (err) return err; @@ -495,13 +499,14 @@ static int mmc_busy_cb(void *cb_data, bool *busy) return 0; } -int __mmc_poll_for_busy(struct mmc_host *host, unsigned int timeout_ms, +int __mmc_poll_for_busy(struct mmc_host *host, unsigned int period_us, + unsigned int timeout_ms, int (*busy_cb)(void *cb_data, bool *busy), void *cb_data) { int err; unsigned long timeout; - unsigned int udelay = 32, udelay_max = 32768; + unsigned int udelay = period_us ? period_us : 32, udelay_max = 32768; bool expired = false; bool busy = false; @@ -546,7 +551,7 @@ int mmc_poll_for_busy(struct mmc_card *card, unsigned int timeout_ms, cb_data.retry_crc_err = retry_crc_err; cb_data.busy_cmd = busy_cmd; - return __mmc_poll_for_busy(host, timeout_ms, &mmc_busy_cb, &cb_data); + return __mmc_poll_for_busy(host, 0, timeout_ms, &mmc_busy_cb, &cb_data); } EXPORT_SYMBOL_GPL(mmc_poll_for_busy); diff --git a/drivers/mmc/core/mmc_ops.h b/drivers/mmc/core/mmc_ops.h index 9c813b851d0b..09ffbc00908b 100644 --- a/drivers/mmc/core/mmc_ops.h +++ b/drivers/mmc/core/mmc_ops.h @@ -41,7 +41,8 @@ int mmc_can_ext_csd(struct mmc_card *card); int mmc_switch_status(struct mmc_card *card, bool crc_err_fatal); bool mmc_prepare_busy_cmd(struct mmc_host *host, struct mmc_command *cmd, unsigned int timeout_ms); -int __mmc_poll_for_busy(struct mmc_host *host, unsigned int timeout_ms, +int __mmc_poll_for_busy(struct mmc_host *host, unsigned int period_us, + unsigned int timeout_ms, int (*busy_cb)(void *cb_data, bool *busy), void *cb_data); int mmc_poll_for_busy(struct mmc_card *card, unsigned int timeout_ms, diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c index 45f578793980..bfbfed30dc4d 100644 --- a/drivers/mmc/core/sd.c +++ b/drivers/mmc/core/sd.c @@ -67,7 +67,7 @@ static const unsigned int sd_au_size[] = { __res & __mask; \ }) -#define SD_POWEROFF_NOTIFY_TIMEOUT_MS 2000 +#define SD_POWEROFF_NOTIFY_TIMEOUT_MS 1000 #define SD_WRITE_EXTR_SINGLE_TIMEOUT_MS 1000 struct sd_busy_data { @@ -1664,9 +1664,15 @@ static int sd_poweroff_notify(struct mmc_card *card) goto out; } + /* Find out when the command is completed. */ + err = mmc_poll_for_busy(card, SD_WRITE_EXTR_SINGLE_TIMEOUT_MS, false, + MMC_BUSY_EXTR_SINGLE); + if (err) + goto out; + cb_data.card = card; cb_data.reg_buf = reg_buf; - err = __mmc_poll_for_busy(card->host, SD_POWEROFF_NOTIFY_TIMEOUT_MS, + err = __mmc_poll_for_busy(card->host, 0, SD_POWEROFF_NOTIFY_TIMEOUT_MS, &sd_busy_poweroff_notify_cb, &cb_data); out: diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 8f36536cb1b6..58ab9d90bc8b 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -173,6 +173,8 @@ struct meson_host { int irq; bool vqmmc_enabled; + bool needs_pre_post_req; + }; #define CMD_CFG_LENGTH_MASK GENMASK(8, 0) @@ -663,6 +665,8 @@ static void meson_mmc_request_done(struct mmc_host *mmc, struct meson_host *host = mmc_priv(mmc); host->cmd = NULL; + if (host->needs_pre_post_req) + meson_mmc_post_req(mmc, mrq, 0); mmc_request_done(host->mmc, mrq); } @@ -880,7 +884,7 @@ static int meson_mmc_validate_dram_access(struct mmc_host *mmc, struct mmc_data static void meson_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq) { struct meson_host *host = mmc_priv(mmc); - bool needs_pre_post_req = mrq->data && + host->needs_pre_post_req = mrq->data && !(mrq->data->host_cookie & SD_EMMC_PRE_REQ_DONE); /* @@ -896,22 +900,19 @@ static void meson_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq) } } - if (needs_pre_post_req) { + if (host->needs_pre_post_req) { meson_mmc_get_transfer_mode(mmc, mrq); if (!meson_mmc_desc_chain_mode(mrq->data)) - needs_pre_post_req = false; + host->needs_pre_post_req = false; } - if (needs_pre_post_req) + if (host->needs_pre_post_req) meson_mmc_pre_req(mmc, mrq); /* Stop execution */ writel(0, host->regs + SD_EMMC_START); meson_mmc_start_cmd(mmc, mrq->sbc ?: mrq->cmd); - - if (needs_pre_post_req) - meson_mmc_post_req(mmc, mrq, 0); } static void meson_mmc_read_resp(struct mmc_host *mmc, struct mmc_command *cmd) diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c index 16d1c7a43d33..b6eb75f4bbfc 100644 --- a/drivers/mmc/host/moxart-mmc.c +++ b/drivers/mmc/host/moxart-mmc.c @@ -705,12 +705,12 @@ static int moxart_remove(struct platform_device *pdev) if (!IS_ERR_OR_NULL(host->dma_chan_rx)) dma_release_channel(host->dma_chan_rx); mmc_remove_host(mmc); - mmc_free_host(mmc); writel(0, host->base + REG_INTERRUPT_MASK); writel(0, host->base + REG_POWER_CONTROL); writel(readl(host->base + REG_CLOCK_CONTROL) | CLK_OFF, host->base + REG_CLOCK_CONTROL); + mmc_free_host(mmc); return 0; } diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c index a593b1fbd69e..0f3658b36513 100644 --- a/drivers/mmc/host/sdhci-of-esdhc.c +++ b/drivers/mmc/host/sdhci-of-esdhc.c @@ -524,12 +524,16 @@ static void esdhc_of_adma_workaround(struct sdhci_host *host, u32 intmask) static int esdhc_of_enable_dma(struct sdhci_host *host) { + int ret; u32 value; struct device *dev = mmc_dev(host->mmc); if (of_device_is_compatible(dev->of_node, "fsl,ls1043a-esdhc") || - of_device_is_compatible(dev->of_node, "fsl,ls1046a-esdhc")) - dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); + of_device_is_compatible(dev->of_node, "fsl,ls1046a-esdhc")) { + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); + if (ret) + return ret; + } value = sdhci_readl(host, ESDHC_DMA_SYSCTL); diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index bcc595c70a9f..104dcd702870 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -405,6 +405,9 @@ static int sh_mmcif_dma_slave_config(struct sh_mmcif_host *host, struct dma_slave_config cfg = { 0, }; res = platform_get_resource(host->pd, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; + cfg.direction = direction; if (direction == DMA_DEV_TO_MEM) { diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c index 6ed6c51fac69..d503821a3e60 100644 --- a/drivers/mtd/devices/phram.c +++ b/drivers/mtd/devices/phram.c @@ -264,16 +264,20 @@ static int phram_setup(const char *val) } } - if (erasesize) - div_u64_rem(len, (uint32_t)erasesize, &rem); - if (len == 0 || erasesize == 0 || erasesize > len - || erasesize > UINT_MAX || rem) { + || erasesize > UINT_MAX) { parse_err("illegal erasesize or len\n"); ret = -EINVAL; goto error; } + div_u64_rem(len, (uint32_t)erasesize, &rem); + if (rem) { + parse_err("len is not multiple of erasesize\n"); + ret = -EINVAL; + goto error; + } + ret = register_device(name, start, len, (uint32_t)erasesize); if (ret) goto error; diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 70f492dce158..eef87b28d6c8 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -546,6 +546,7 @@ static int mtd_nvmem_add(struct mtd_info *mtd) config.stride = 1; config.read_only = true; config.root_only = true; + config.ignore_wp = true; config.no_of_node = !of_device_is_compatible(node, "nvmem-cells"); config.priv = mtd; @@ -833,6 +834,7 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd, config.owner = THIS_MODULE; config.type = NVMEM_TYPE_OTP; config.root_only = true; + config.ignore_wp = true; config.reg_read = reg_read; config.size = size; config.of_node = np; diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index 20408b7db540..820e5dc3bc9b 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -42,7 +42,7 @@ config MTD_NAND_OMAP2 tristate "OMAP2, OMAP3, OMAP4 and Keystone NAND controller" depends on ARCH_OMAP2PLUS || ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST depends on HAS_IOMEM - select OMAP_GPMC if ARCH_K3 + depends on OMAP_GPMC help Support for NAND flash on Texas Instruments OMAP2, OMAP3, OMAP4 and Keystone platforms. diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index f75929783b94..aee78f5f4f15 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -2106,7 +2106,7 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip, mtd->oobsize / trans, host->hwcfg.sector_size_1k); - if (!ret) { + if (ret != -EBADMSG) { *err_addr = brcmnand_get_uncorrecc_addr(ctrl); if (*err_addr) diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c index 1b64c5a5140d..ded4df473928 100644 --- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c @@ -2285,7 +2285,7 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip, this->hw.must_apply_timings = false; ret = gpmi_nfc_apply_timings(this); if (ret) - return ret; + goto out_pm; } dev_dbg(this->dev, "%s: %d instructions\n", __func__, op->ninstrs); @@ -2414,6 +2414,7 @@ unmap: this->bch = false; +out_pm: pm_runtime_mark_last_busy(this->dev); pm_runtime_put_autosuspend(this->dev); diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c index efe0ffe4f1ab..9054559e52dd 100644 --- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c +++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c @@ -68,9 +68,14 @@ static struct ingenic_ecc *ingenic_ecc_get(struct device_node *np) struct ingenic_ecc *ecc; pdev = of_find_device_by_node(np); - if (!pdev || !platform_get_drvdata(pdev)) + if (!pdev) return ERR_PTR(-EPROBE_DEFER); + if (!platform_get_drvdata(pdev)) { + put_device(&pdev->dev); + return ERR_PTR(-EPROBE_DEFER); + } + ecc = platform_get_drvdata(pdev); clk_prepare_enable(ecc->clk); diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 7c6efa3b6255..1a77542c6d67 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2,7 +2,6 @@ /* * Copyright (c) 2016, The Linux Foundation. All rights reserved. */ - #include <linux/clk.h> #include <linux/slab.h> #include <linux/bitops.h> @@ -3073,10 +3072,6 @@ static int qcom_nandc_probe(struct platform_device *pdev) if (dma_mapping_error(dev, nandc->base_dma)) return -ENXIO; - ret = qcom_nandc_alloc(nandc); - if (ret) - goto err_nandc_alloc; - ret = clk_prepare_enable(nandc->core_clk); if (ret) goto err_core_clk; @@ -3085,6 +3080,10 @@ static int qcom_nandc_probe(struct platform_device *pdev) if (ret) goto err_aon_clk; + ret = qcom_nandc_alloc(nandc); + if (ret) + goto err_nandc_alloc; + ret = qcom_nandc_setup(nandc); if (ret) goto err_setup; @@ -3096,15 +3095,14 @@ static int qcom_nandc_probe(struct platform_device *pdev) return 0; err_setup: + qcom_nandc_unalloc(nandc); +err_nandc_alloc: clk_disable_unprepare(nandc->aon_clk); err_aon_clk: clk_disable_unprepare(nandc->core_clk); err_core_clk: - qcom_nandc_unalloc(nandc); -err_nandc_alloc: dma_unmap_resource(dev, res->start, resource_size(res), DMA_BIDIRECTIONAL, 0); - return ret; } diff --git a/drivers/mtd/parsers/qcomsmempart.c b/drivers/mtd/parsers/qcomsmempart.c index 06a818cd2433..4311b89d8df0 100644 --- a/drivers/mtd/parsers/qcomsmempart.c +++ b/drivers/mtd/parsers/qcomsmempart.c @@ -58,11 +58,11 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, const struct mtd_partition **pparts, struct mtd_part_parser_data *data) { + size_t len = SMEM_FLASH_PTABLE_HDR_LEN; + int ret, i, j, tmpparts, numparts = 0; struct smem_flash_pentry *pentry; struct smem_flash_ptable *ptable; - size_t len = SMEM_FLASH_PTABLE_HDR_LEN; struct mtd_partition *parts; - int ret, i, numparts; char *name, *c; if (IS_ENABLED(CONFIG_MTD_SPI_NOR_USE_4K_SECTORS) @@ -75,7 +75,8 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, pr_debug("Parsing partition table info from SMEM\n"); ptable = qcom_smem_get(SMEM_APPS, SMEM_AARM_PARTITION_TABLE, &len); if (IS_ERR(ptable)) { - pr_err("Error reading partition table header\n"); + if (PTR_ERR(ptable) != -EPROBE_DEFER) + pr_err("Error reading partition table header\n"); return PTR_ERR(ptable); } @@ -87,8 +88,8 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, } /* Ensure that # of partitions is less than the max we have allocated */ - numparts = le32_to_cpu(ptable->numparts); - if (numparts > SMEM_FLASH_PTABLE_MAX_PARTS_V4) { + tmpparts = le32_to_cpu(ptable->numparts); + if (tmpparts > SMEM_FLASH_PTABLE_MAX_PARTS_V4) { pr_err("Partition numbers exceed the max limit\n"); return -EINVAL; } @@ -116,11 +117,17 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, return PTR_ERR(ptable); } + for (i = 0; i < tmpparts; i++) { + pentry = &ptable->pentry[i]; + if (pentry->name[0] != '\0') + numparts++; + } + parts = kcalloc(numparts, sizeof(*parts), GFP_KERNEL); if (!parts) return -ENOMEM; - for (i = 0; i < numparts; i++) { + for (i = 0, j = 0; i < tmpparts; i++) { pentry = &ptable->pentry[i]; if (pentry->name[0] == '\0') continue; @@ -135,24 +142,25 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, for (c = name; *c != '\0'; c++) *c = tolower(*c); - parts[i].name = name; - parts[i].offset = le32_to_cpu(pentry->offset) * mtd->erasesize; - parts[i].mask_flags = pentry->attr; - parts[i].size = le32_to_cpu(pentry->length) * mtd->erasesize; + parts[j].name = name; + parts[j].offset = le32_to_cpu(pentry->offset) * mtd->erasesize; + parts[j].mask_flags = pentry->attr; + parts[j].size = le32_to_cpu(pentry->length) * mtd->erasesize; pr_debug("%d: %s offs=0x%08x size=0x%08x attr:0x%08x\n", i, pentry->name, le32_to_cpu(pentry->offset), le32_to_cpu(pentry->length), pentry->attr); + j++; } pr_debug("SMEM partition table found: ver: %d len: %d\n", - le32_to_cpu(ptable->version), numparts); + le32_to_cpu(ptable->version), tmpparts); *pparts = parts; return numparts; out_free_parts: - while (--i >= 0) - kfree(parts[i].name); + while (--j >= 0) + kfree(parts[j].name); kfree(parts); *pparts = NULL; @@ -166,6 +174,8 @@ static void parse_qcomsmem_cleanup(const struct mtd_partition *pparts, for (i = 0; i < nr_parts; i++) kfree(pparts[i].name); + + kfree(pparts); } static const struct of_device_id qcomsmem_of_match_table[] = { diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c index 6382e1937cca..c580acb8b1d3 100644 --- a/drivers/net/arcnet/com20020-pci.c +++ b/drivers/net/arcnet/com20020-pci.c @@ -138,6 +138,9 @@ static int com20020pci_probe(struct pci_dev *pdev, return -ENOMEM; ci = (struct com20020_pci_card_info *)id->driver_data; + if (!ci) + return -EINVAL; + priv->ci = ci; mm = &ci->misc_map; diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 6006c2e8fa2b..a86b1f71762e 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -225,7 +225,7 @@ static inline int __check_agg_selection_timer(struct port *port) if (bond == NULL) return 0; - return BOND_AD_INFO(bond).agg_select_timer ? 1 : 0; + return atomic_read(&BOND_AD_INFO(bond).agg_select_timer) ? 1 : 0; } /** @@ -1021,8 +1021,8 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) if (port->aggregator && port->aggregator->is_active && !__port_is_enabled(port)) { - __enable_port(port); + *update_slave_arr = true; } } break; @@ -1779,6 +1779,7 @@ static void ad_agg_selection_logic(struct aggregator *agg, port = port->next_port_in_aggregator) { __enable_port(port); } + *update_slave_arr = true; } } @@ -1994,7 +1995,7 @@ static void ad_marker_response_received(struct bond_marker *marker, */ void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout) { - BOND_AD_INFO(bond).agg_select_timer = timeout; + atomic_set(&BOND_AD_INFO(bond).agg_select_timer, timeout); } /** @@ -2278,6 +2279,28 @@ void bond_3ad_update_ad_actor_settings(struct bonding *bond) } /** + * bond_agg_timer_advance - advance agg_select_timer + * @bond: bonding structure + * + * Return true when agg_select_timer reaches 0. + */ +static bool bond_agg_timer_advance(struct bonding *bond) +{ + int val, nval; + + while (1) { + val = atomic_read(&BOND_AD_INFO(bond).agg_select_timer); + if (!val) + return false; + nval = val - 1; + if (atomic_cmpxchg(&BOND_AD_INFO(bond).agg_select_timer, + val, nval) == val) + break; + } + return nval == 0; +} + +/** * bond_3ad_state_machine_handler - handle state machines timeout * @work: work context to fetch bonding struct to work on from * @@ -2312,9 +2335,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work) if (!bond_has_slaves(bond)) goto re_arm; - /* check if agg_select_timer timer after initialize is timed out */ - if (BOND_AD_INFO(bond).agg_select_timer && - !(--BOND_AD_INFO(bond).agg_select_timer)) { + if (bond_agg_timer_advance(bond)) { slave = bond_first_slave_rcu(bond); port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index ec498ce70f35..aebeb46e6fa6 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2379,10 +2379,9 @@ static int __bond_release_one(struct net_device *bond_dev, bond_select_active_slave(bond); } - if (!bond_has_slaves(bond)) { - bond_set_carrier(bond); + bond_set_carrier(bond); + if (!bond_has_slaves(bond)) eth_hw_addr_random(bond_dev); - } unblock_netpoll_tx(); synchronize_rcu(); @@ -4133,9 +4132,7 @@ static int bond_eth_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cm fallthrough; case SIOCGHWTSTAMP: - rcu_read_lock(); real_dev = bond_option_active_slave_get_rcu(bond); - rcu_read_unlock(); if (!real_dev) return -EOPNOTSUPP; @@ -5382,9 +5379,7 @@ static int bond_ethtool_get_ts_info(struct net_device *bond_dev, struct net_device *real_dev; struct phy_device *phydev; - rcu_read_lock(); real_dev = bond_option_active_slave_get_rcu(bond); - rcu_read_unlock(); if (real_dev) { ops = real_dev->ethtool_ops; phydev = real_dev->phydev; diff --git a/drivers/net/can/flexcan/flexcan-core.c b/drivers/net/can/flexcan/flexcan-core.c index 0bff1884d5cc..74d7fcbfd065 100644 --- a/drivers/net/can/flexcan/flexcan-core.c +++ b/drivers/net/can/flexcan/flexcan-core.c @@ -296,6 +296,7 @@ static_assert(sizeof(struct flexcan_regs) == 0x4 * 18 + 0xfb8); static const struct flexcan_devtype_data fsl_mcf5441x_devtype_data = { .quirks = FLEXCAN_QUIRK_BROKEN_PERR_STATE | FLEXCAN_QUIRK_NR_IRQ_3 | FLEXCAN_QUIRK_NR_MB_16 | + FLEXCAN_QUIRK_SUPPPORT_RX_MAILBOX | FLEXCAN_QUIRK_SUPPPORT_RX_FIFO, }; diff --git a/drivers/net/can/flexcan/flexcan.h b/drivers/net/can/flexcan/flexcan.h index fccdff8b1f0f..23fc09a7e10f 100644 --- a/drivers/net/can/flexcan/flexcan.h +++ b/drivers/net/can/flexcan/flexcan.h @@ -21,7 +21,7 @@ * Below is some version info we got: * SOC Version IP-Version Glitch- [TR]WRN_INT IRQ Err Memory err RTR rece- FD Mode MB * Filter? connected? Passive detection ption in MB Supported? - * MCF5441X FlexCAN2 ? no yes no no yes no 16 + * MCF5441X FlexCAN2 ? no yes no no no no 16 * MX25 FlexCAN2 03.00.00.00 no no no no no no 64 * MX28 FlexCAN2 03.00.04.00 yes yes no no no no 64 * MX35 FlexCAN2 03.00.00.00 no no no no no no 64 diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 5b47cd867783..1a4b56f6fa8c 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -336,6 +336,9 @@ m_can_fifo_read(struct m_can_classdev *cdev, u32 addr_offset = cdev->mcfg[MRAM_RXF0].off + fgi * RXF0_ELEMENT_SIZE + offset; + if (val_count == 0) + return 0; + return cdev->ops->read_fifo(cdev, addr_offset, val, val_count); } @@ -346,6 +349,9 @@ m_can_fifo_write(struct m_can_classdev *cdev, u32 addr_offset = cdev->mcfg[MRAM_TXB].off + fpi * TXB_ELEMENT_SIZE + offset; + if (val_count == 0) + return 0; + return cdev->ops->write_fifo(cdev, addr_offset, val, val_count); } diff --git a/drivers/net/can/m_can/tcan4x5x-regmap.c b/drivers/net/can/m_can/tcan4x5x-regmap.c index ca80dbaf7a3f..26e212b8ca7a 100644 --- a/drivers/net/can/m_can/tcan4x5x-regmap.c +++ b/drivers/net/can/m_can/tcan4x5x-regmap.c @@ -12,7 +12,7 @@ #define TCAN4X5X_SPI_INSTRUCTION_WRITE (0x61 << 24) #define TCAN4X5X_SPI_INSTRUCTION_READ (0x41 << 24) -#define TCAN4X5X_MAX_REGISTER 0x8ffc +#define TCAN4X5X_MAX_REGISTER 0x87fc static int tcan4x5x_regmap_gather_write(void *context, const void *reg, size_t reg_len, diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index b7dc1c32875f..acd74725831f 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -1715,15 +1715,15 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, netif_napi_add(ndev, &priv->napi, rcar_canfd_rx_poll, RCANFD_NAPI_WEIGHT); + spin_lock_init(&priv->tx_lock); + devm_can_led_init(ndev); + gpriv->ch[priv->channel] = priv; err = register_candev(ndev); if (err) { dev_err(&pdev->dev, "register_candev() failed, error %d\n", err); goto fail_candev; } - spin_lock_init(&priv->tx_lock); - devm_can_led_init(ndev); - gpriv->ch[priv->channel] = priv; dev_info(&pdev->dev, "device registered (channel %u)\n", priv->channel); return 0; diff --git a/drivers/net/can/usb/etas_es58x/es58x_core.c b/drivers/net/can/usb/etas_es58x/es58x_core.c index 2ed2370a3166..2d73ebbf3836 100644 --- a/drivers/net/can/usb/etas_es58x/es58x_core.c +++ b/drivers/net/can/usb/etas_es58x/es58x_core.c @@ -1787,7 +1787,7 @@ static int es58x_open(struct net_device *netdev) struct es58x_device *es58x_dev = es58x_priv(netdev)->es58x_dev; int ret; - if (atomic_inc_return(&es58x_dev->opened_channel_cnt) == 1) { + if (!es58x_dev->opened_channel_cnt) { ret = es58x_alloc_rx_urbs(es58x_dev); if (ret) return ret; @@ -1805,12 +1805,13 @@ static int es58x_open(struct net_device *netdev) if (ret) goto free_urbs; + es58x_dev->opened_channel_cnt++; netif_start_queue(netdev); return ret; free_urbs: - if (atomic_dec_and_test(&es58x_dev->opened_channel_cnt)) + if (!es58x_dev->opened_channel_cnt) es58x_free_urbs(es58x_dev); netdev_err(netdev, "%s: Could not open the network device: %pe\n", __func__, ERR_PTR(ret)); @@ -1845,7 +1846,8 @@ static int es58x_stop(struct net_device *netdev) es58x_flush_pending_tx_msg(netdev); - if (atomic_dec_and_test(&es58x_dev->opened_channel_cnt)) + es58x_dev->opened_channel_cnt--; + if (!es58x_dev->opened_channel_cnt) es58x_free_urbs(es58x_dev); return 0; @@ -2215,7 +2217,6 @@ static struct es58x_device *es58x_init_es58x_dev(struct usb_interface *intf, init_usb_anchor(&es58x_dev->tx_urbs_idle); init_usb_anchor(&es58x_dev->tx_urbs_busy); atomic_set(&es58x_dev->tx_urbs_idle_cnt, 0); - atomic_set(&es58x_dev->opened_channel_cnt, 0); usb_set_intfdata(intf, es58x_dev); es58x_dev->rx_pipe = usb_rcvbulkpipe(es58x_dev->udev, diff --git a/drivers/net/can/usb/etas_es58x/es58x_core.h b/drivers/net/can/usb/etas_es58x/es58x_core.h index 826a15871573..e5033cb5e695 100644 --- a/drivers/net/can/usb/etas_es58x/es58x_core.h +++ b/drivers/net/can/usb/etas_es58x/es58x_core.h @@ -373,8 +373,6 @@ struct es58x_operators { * queue wake/stop logic should prevent this URB from getting * empty. Please refer to es58x_get_tx_urb() for more details. * @tx_urbs_idle_cnt: number of urbs in @tx_urbs_idle. - * @opened_channel_cnt: number of channels opened (c.f. es58x_open() - * and es58x_stop()). * @ktime_req_ns: kernel timestamp when es58x_set_realtime_diff_ns() * was called. * @realtime_diff_ns: difference in nanoseconds between the clocks of @@ -384,6 +382,10 @@ struct es58x_operators { * in RX branches. * @rx_max_packet_size: Maximum length of bulk-in URB. * @num_can_ch: Number of CAN channel (i.e. number of elements of @netdev). + * @opened_channel_cnt: number of channels opened. Free of race + * conditions because its two users (net_device_ops:ndo_open() + * and net_device_ops:ndo_close()) guarantee that the network + * stack big kernel lock (a.k.a. rtnl_mutex) is being hold. * @rx_cmd_buf_len: Length of @rx_cmd_buf. * @rx_cmd_buf: The device might split the URB commands in an * arbitrary amount of pieces. This buffer is used to concatenate @@ -406,7 +408,6 @@ struct es58x_device { struct usb_anchor tx_urbs_busy; struct usb_anchor tx_urbs_idle; atomic_t tx_urbs_idle_cnt; - atomic_t opened_channel_cnt; u64 ktime_req_ns; s64 realtime_diff_ns; @@ -415,6 +416,7 @@ struct es58x_device { u16 rx_max_packet_size; u8 num_can_ch; + u8 opened_channel_cnt; u16 rx_cmd_buf_len; union es58x_urb_cmd rx_cmd_buf; diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index b487e3fe770a..d35749fad1ef 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -191,8 +191,8 @@ struct gs_can { struct gs_usb { struct gs_can *canch[GS_MAX_INTF]; struct usb_anchor rx_submitted; - atomic_t active_channels; struct usb_device *udev; + u8 active_channels; }; /* 'allocate' a tx context. @@ -589,7 +589,7 @@ static int gs_can_open(struct net_device *netdev) if (rc) return rc; - if (atomic_add_return(1, &parent->active_channels) == 1) { + if (!parent->active_channels) { for (i = 0; i < GS_MAX_RX_URBS; i++) { struct urb *urb; u8 *buf; @@ -690,6 +690,7 @@ static int gs_can_open(struct net_device *netdev) dev->can.state = CAN_STATE_ERROR_ACTIVE; + parent->active_channels++; if (!(dev->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)) netif_start_queue(netdev); @@ -705,7 +706,8 @@ static int gs_can_close(struct net_device *netdev) netif_stop_queue(netdev); /* Stop polling */ - if (atomic_dec_and_test(&parent->active_channels)) + parent->active_channels--; + if (!parent->active_channels) usb_kill_anchored_urbs(&parent->rx_submitted); /* Stop sending URBs */ @@ -984,8 +986,6 @@ static int gs_usb_probe(struct usb_interface *intf, init_usb_anchor(&dev->rx_submitted); - atomic_set(&dev->active_channels, 0); - usb_set_intfdata(intf, dev); dev->udev = interface_to_usbdev(intf); diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig index 7b1457a6e327..0029d279616f 100644 --- a/drivers/net/dsa/Kconfig +++ b/drivers/net/dsa/Kconfig @@ -36,6 +36,7 @@ config NET_DSA_LANTIQ_GSWIP config NET_DSA_MT7530 tristate "MediaTek MT753x and MT7621 Ethernet switch support" select NET_DSA_TAG_MTK + select MEDIATEK_GE_PHY help This enables support for the MediaTek MT7530, MT7531, and MT7621 Ethernet switch chips. @@ -81,6 +82,7 @@ config NET_DSA_REALTEK_SMI config NET_DSA_SMSC_LAN9303 tristate + depends on VLAN_8021Q || VLAN_8021Q=n select NET_DSA_TAG_LAN9303 select REGMAP help diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 33499fcd8848..6afb5db8244c 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -621,7 +621,7 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) get_device(&priv->master_mii_bus->dev); priv->master_mii_dn = dn; - priv->slave_mii_bus = devm_mdiobus_alloc(ds->dev); + priv->slave_mii_bus = mdiobus_alloc(); if (!priv->slave_mii_bus) { of_node_put(dn); return -ENOMEM; @@ -681,8 +681,10 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) } err = mdiobus_register(priv->slave_mii_bus); - if (err && dn) + if (err && dn) { + mdiobus_free(priv->slave_mii_bus); of_node_put(dn); + } return err; } @@ -690,6 +692,7 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) static void bcm_sf2_mdio_unregister(struct bcm_sf2_priv *priv) { mdiobus_unregister(priv->slave_mii_bus); + mdiobus_free(priv->slave_mii_bus); of_node_put(priv->master_mii_dn); } diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c index d55784d19fa4..3969d89fa4db 100644 --- a/drivers/net/dsa/lan9303-core.c +++ b/drivers/net/dsa/lan9303-core.c @@ -10,6 +10,7 @@ #include <linux/mii.h> #include <linux/phy.h> #include <linux/if_bridge.h> +#include <linux/if_vlan.h> #include <linux/etherdevice.h> #include "lan9303.h" @@ -1083,21 +1084,27 @@ static void lan9303_adjust_link(struct dsa_switch *ds, int port, static int lan9303_port_enable(struct dsa_switch *ds, int port, struct phy_device *phy) { + struct dsa_port *dp = dsa_to_port(ds, port); struct lan9303 *chip = ds->priv; - if (!dsa_is_user_port(ds, port)) + if (!dsa_port_is_user(dp)) return 0; + vlan_vid_add(dp->cpu_dp->master, htons(ETH_P_8021Q), port); + return lan9303_enable_processing_port(chip, port); } static void lan9303_port_disable(struct dsa_switch *ds, int port) { + struct dsa_port *dp = dsa_to_port(ds, port); struct lan9303 *chip = ds->priv; - if (!dsa_is_user_port(ds, port)) + if (!dsa_port_is_user(dp)) return; + vlan_vid_del(dp->cpu_dp->master, htons(ETH_P_8021Q), port); + lan9303_disable_processing_port(chip, port); lan9303_phy_write(ds, chip->phy_addr_base + port, MII_BMCR, BMCR_PDOWN); } @@ -1310,7 +1317,7 @@ static int lan9303_probe_reset_gpio(struct lan9303 *chip, struct device_node *np) { chip->reset_gpio = devm_gpiod_get_optional(chip->dev, "reset", - GPIOD_OUT_LOW); + GPIOD_OUT_HIGH); if (IS_ERR(chip->reset_gpio)) return PTR_ERR(chip->reset_gpio); diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index 46ed953e787e..8a7a8093a156 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -498,8 +498,9 @@ static int gswip_mdio_rd(struct mii_bus *bus, int addr, int reg) static int gswip_mdio(struct gswip_priv *priv, struct device_node *mdio_np) { struct dsa_switch *ds = priv->ds; + int err; - ds->slave_mii_bus = devm_mdiobus_alloc(priv->dev); + ds->slave_mii_bus = mdiobus_alloc(); if (!ds->slave_mii_bus) return -ENOMEM; @@ -512,7 +513,11 @@ static int gswip_mdio(struct gswip_priv *priv, struct device_node *mdio_np) ds->slave_mii_bus->parent = priv->dev; ds->slave_mii_bus->phy_mask = ~ds->phys_mii_mask; - return of_mdiobus_register(ds->slave_mii_bus, mdio_np); + err = of_mdiobus_register(ds->slave_mii_bus, mdio_np); + if (err) + mdiobus_free(ds->slave_mii_bus); + + return err; } static int gswip_pce_table_entry_read(struct gswip_priv *priv, @@ -2145,8 +2150,10 @@ disable_switch: gswip_mdio_mask(priv, GSWIP_MDIO_GLOB_ENABLE, 0, GSWIP_MDIO_GLOB); dsa_unregister_switch(priv->ds); mdio_bus: - if (mdio_np) + if (mdio_np) { mdiobus_unregister(priv->ds->slave_mii_bus); + mdiobus_free(priv->ds->slave_mii_bus); + } put_mdio_node: of_node_put(mdio_np); for (i = 0; i < priv->num_gphy_fw; i++) @@ -2170,6 +2177,7 @@ static int gswip_remove(struct platform_device *pdev) if (priv->ds->slave_mii_bus) { mdiobus_unregister(priv->ds->slave_mii_bus); of_node_put(priv->ds->slave_mii_bus->dev.of_node); + mdiobus_free(priv->ds->slave_mii_bus); } for (i = 0; i < priv->num_gphy_fw; i++) diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 55dbda04ea62..243f8ad6d06e 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -26,7 +26,7 @@ void ksz_update_port_member(struct ksz_device *dev, int port) struct dsa_switch *ds = dev->ds; u8 port_member = 0, cpu_port; const struct dsa_port *dp; - int i; + int i, j; if (!dsa_is_user_port(ds, port)) return; @@ -45,13 +45,33 @@ void ksz_update_port_member(struct ksz_device *dev, int port) continue; if (!dsa_port_bridge_same(dp, other_dp)) continue; + if (other_p->stp_state != BR_STATE_FORWARDING) + continue; - if (other_p->stp_state == BR_STATE_FORWARDING && - p->stp_state == BR_STATE_FORWARDING) { + if (p->stp_state == BR_STATE_FORWARDING) { val |= BIT(port); port_member |= BIT(i); } + /* Retain port [i]'s relationship to other ports than [port] */ + for (j = 0; j < ds->num_ports; j++) { + const struct dsa_port *third_dp; + struct ksz_port *third_p; + + if (j == i) + continue; + if (j == port) + continue; + if (!dsa_is_user_port(ds, j)) + continue; + third_p = &dev->ports[j]; + if (third_p->stp_state != BR_STATE_FORWARDING) + continue; + third_dp = dsa_to_port(ds, j); + if (dsa_port_bridge_same(other_dp, third_dp)) + val |= BIT(j); + } + dev->dev_ops->cfg_port_member(dev, i, val | cpu_port); } diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index b82512e5b33b..a251bc55727f 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -2074,7 +2074,7 @@ mt7530_setup_mdio(struct mt7530_priv *priv) if (priv->irq) mt7530_setup_mdio_irq(priv); - ret = mdiobus_register(bus); + ret = devm_mdiobus_register(dev, bus); if (ret) { dev_err(dev, "failed to register MDIO bus: %d\n", ret); if (priv->irq) @@ -2936,7 +2936,7 @@ mt753x_phylink_validate(struct dsa_switch *ds, int port, phylink_set_port_modes(mask); - if (state->interface != PHY_INTERFACE_MODE_TRGMII || + if (state->interface != PHY_INTERFACE_MODE_TRGMII && !phy_interface_mode_is_8023z(state->interface)) { phylink_set(mask, 10baseT_Half); phylink_set(mask, 10baseT_Full); diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 58ca684d73f7..ab1676553714 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -2284,6 +2284,13 @@ static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port, if (!mv88e6xxx_max_vid(chip)) return -EOPNOTSUPP; + /* The ATU removal procedure needs the FID to be mapped in the VTU, + * but FDB deletion runs concurrently with VLAN deletion. Flush the DSA + * switchdev workqueue to ensure that all FDB entries are deleted + * before we remove the VLAN. + */ + dsa_flush_workqueue(); + mv88e6xxx_reg_lock(chip); err = mv88e6xxx_port_get_pvid(chip, port, &pvid); @@ -3399,7 +3406,7 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, return err; } - bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus)); + bus = mdiobus_alloc_size(sizeof(*mdio_bus)); if (!bus) return -ENOMEM; @@ -3424,14 +3431,14 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, if (!external) { err = mv88e6xxx_g2_irq_mdio_setup(chip, bus); if (err) - return err; + goto out; } err = of_mdiobus_register(bus, np); if (err) { dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err); mv88e6xxx_g2_irq_mdio_free(chip, bus); - return err; + goto out; } if (external) @@ -3440,21 +3447,26 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, list_add(&mdio_bus->list, &chip->mdios); return 0; + +out: + mdiobus_free(bus); + return err; } static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip) { - struct mv88e6xxx_mdio_bus *mdio_bus; + struct mv88e6xxx_mdio_bus *mdio_bus, *p; struct mii_bus *bus; - list_for_each_entry(mdio_bus, &chip->mdios, list) { + list_for_each_entry_safe(mdio_bus, p, &chip->mdios, list) { bus = mdio_bus->bus; if (!mdio_bus->external) mv88e6xxx_g2_irq_mdio_free(chip, bus); mdiobus_unregister(bus); + mdiobus_free(bus); } } diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index bf8d38239e7e..33f0ceae381d 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -1061,7 +1061,7 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) return PTR_ERR(hw); } - bus = devm_mdiobus_alloc_size(dev, sizeof(*mdio_priv)); + bus = mdiobus_alloc_size(sizeof(*mdio_priv)); if (!bus) return -ENOMEM; @@ -1081,6 +1081,7 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) rc = mdiobus_register(bus); if (rc < 0) { dev_err(dev, "failed to register MDIO bus\n"); + mdiobus_free(bus); return rc; } @@ -1132,6 +1133,7 @@ static void vsc9959_mdio_bus_free(struct ocelot *ocelot) lynx_pcs_destroy(phylink_pcs); } mdiobus_unregister(felix->imdio); + mdiobus_free(felix->imdio); } static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port, diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 8c1c9da61602..f2f1608a476c 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -1029,7 +1029,7 @@ static int vsc9953_mdio_bus_alloc(struct ocelot *ocelot) } /* Needed in order to initialize the bus mutex lock */ - rc = of_mdiobus_register(bus, NULL); + rc = devm_of_mdiobus_register(dev, bus, NULL); if (rc < 0) { dev_err(dev, "failed to register MDIO bus\n"); return rc; @@ -1083,7 +1083,8 @@ static void vsc9953_mdio_bus_free(struct ocelot *ocelot) mdio_device_free(mdio_device); lynx_pcs_destroy(phylink_pcs); } - mdiobus_unregister(felix->imdio); + + /* mdiobus_unregister and mdiobus_free handled by devres */ } static const struct felix_info seville_info_vsc9953 = { diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c index da0d7e68643a..c39de2a4c1fe 100644 --- a/drivers/net/dsa/qca/ar9331.c +++ b/drivers/net/dsa/qca/ar9331.c @@ -378,7 +378,7 @@ static int ar9331_sw_mbus_init(struct ar9331_sw_priv *priv) if (!mnp) return -ENODEV; - ret = of_mdiobus_register(mbus, mnp); + ret = devm_of_mdiobus_register(dev, mbus, mnp); of_node_put(mnp); if (ret) return ret; @@ -1091,7 +1091,6 @@ static void ar9331_sw_remove(struct mdio_device *mdiodev) } irq_domain_remove(priv->irqdomain); - mdiobus_unregister(priv->mbus); dsa_unregister_switch(&priv->ds); reset_control_assert(priv->sw_reset); diff --git a/drivers/net/ethernet/3com/typhoon.c b/drivers/net/ethernet/3com/typhoon.c index 481f1df3106c..8aec5d9fbfef 100644 --- a/drivers/net/ethernet/3com/typhoon.c +++ b/drivers/net/ethernet/3com/typhoon.c @@ -2278,6 +2278,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) struct net_device *dev; struct typhoon *tp; int card_id = (int) ent->driver_data; + u8 addr[ETH_ALEN] __aligned(4); void __iomem *ioaddr; void *shared; dma_addr_t shared_dma; @@ -2409,8 +2410,9 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto error_out_reset; } - *(__be16 *)&dev->dev_addr[0] = htons(le16_to_cpu(xp_resp[0].parm1)); - *(__be32 *)&dev->dev_addr[2] = htonl(le32_to_cpu(xp_resp[0].parm2)); + *(__be16 *)&addr[0] = htons(le16_to_cpu(xp_resp[0].parm1)); + *(__be32 *)&addr[2] = htonl(le32_to_cpu(xp_resp[0].parm2)); + eth_hw_addr_set(dev, addr); if (!is_valid_ether_addr(dev->dev_addr)) { err_msg = "Could not obtain valid ethernet address, aborting"; diff --git a/drivers/net/ethernet/8390/etherh.c b/drivers/net/ethernet/8390/etherh.c index bd22a534b1c0..e7b879123bb1 100644 --- a/drivers/net/ethernet/8390/etherh.c +++ b/drivers/net/ethernet/8390/etherh.c @@ -655,6 +655,7 @@ etherh_probe(struct expansion_card *ec, const struct ecard_id *id) struct ei_device *ei_local; struct net_device *dev; struct etherh_priv *eh; + u8 addr[ETH_ALEN]; int ret; ret = ecard_request_resources(ec); @@ -724,12 +725,13 @@ etherh_probe(struct expansion_card *ec, const struct ecard_id *id) spin_lock_init(&ei_local->page_lock); if (ec->cid.product == PROD_ANT_ETHERM) { - etherm_addr(dev->dev_addr); + etherm_addr(addr); ei_local->reg_offset = etherm_regoffsets; } else { - etherh_addr(dev->dev_addr, ec); + etherh_addr(addr, ec); ei_local->reg_offset = etherh_regoffsets; } + eth_hw_addr_set(dev, addr); ei_local->name = dev->name; ei_local->word16 = 1; diff --git a/drivers/net/ethernet/8390/mcf8390.c b/drivers/net/ethernet/8390/mcf8390.c index e320cccba61a..90cd7bdf06f5 100644 --- a/drivers/net/ethernet/8390/mcf8390.c +++ b/drivers/net/ethernet/8390/mcf8390.c @@ -405,12 +405,12 @@ static int mcf8390_init(struct net_device *dev) static int mcf8390_probe(struct platform_device *pdev) { struct net_device *dev; - struct resource *mem, *irq; + struct resource *mem; resource_size_t msize; - int ret; + int ret, irq; - irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (irq == NULL) { + irq = platform_get_irq(pdev, 0); + if (irq < 0) { dev_err(&pdev->dev, "no IRQ specified?\n"); return -ENXIO; } @@ -433,7 +433,7 @@ static int mcf8390_probe(struct platform_device *pdev) SET_NETDEV_DEV(dev, &pdev->dev); platform_set_drvdata(pdev, dev); - dev->irq = irq->start; + dev->irq = irq; dev->base_addr = mem->start; ret = mcf8390_init(dev); diff --git a/drivers/net/ethernet/amd/declance.c b/drivers/net/ethernet/amd/declance.c index 493b0cefcc2a..ec8df05e7bf6 100644 --- a/drivers/net/ethernet/amd/declance.c +++ b/drivers/net/ethernet/amd/declance.c @@ -1032,6 +1032,7 @@ static int dec_lance_probe(struct device *bdev, const int type) int i, ret; unsigned long esar_base; unsigned char *esar; + u8 addr[ETH_ALEN]; const char *desc; if (dec_lance_debug && version_printed++ == 0) @@ -1228,7 +1229,8 @@ static int dec_lance_probe(struct device *bdev, const int type) break; } for (i = 0; i < 6; i++) - dev->dev_addr[i] = esar[i * 4]; + addr[i] = esar[i * 4]; + eth_hw_addr_set(dev, addr); printk("%s: %s, addr = %pM, irq = %d\n", name, desc, dev->dev_addr, dev->irq); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 492ac383f16d..a3593290886f 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -721,7 +721,9 @@ static void xgbe_stop_timers(struct xgbe_prv_data *pdata) if (!channel->tx_ring) break; + /* Deactivate the Tx timer */ del_timer_sync(&channel->tx_timer); + channel->tx_timer_active = 0; } } @@ -2550,6 +2552,14 @@ read_again: buf2_len = xgbe_rx_buf2_len(rdata, packet, len); len += buf2_len; + if (buf2_len > rdata->rx.buf.dma_len) { + /* Hardware inconsistency within the descriptors + * that has resulted in a length underflow. + */ + error = 1; + goto skip_data; + } + if (!skb) { skb = xgbe_create_skb(pdata, napi, rdata, buf1_len); @@ -2579,8 +2589,10 @@ skip_data: if (!last || context_next) goto read_again; - if (!skb) + if (!skb || error) { + dev_kfree_skb(skb); goto next_packet; + } /* Be sure we don't exceed the configured MTU */ max_len = netdev->mtu + ETH_HLEN; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c index efdcf484a510..2af3da4b2d05 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c @@ -425,6 +425,9 @@ static void xgbe_pci_remove(struct pci_dev *pdev) pci_free_irq_vectors(pdata->pcidev); + /* Disable all interrupts in the hardware */ + XP_IOWRITE(pdata, XP_INT_EN, 0x0); + xgbe_free_pdata(pdata); } diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_filters.c b/drivers/net/ethernet/aquantia/atlantic/aq_filters.c index 1bc4d33a0ce5..30a573db02bb 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_filters.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_filters.c @@ -826,7 +826,6 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic) struct aq_hw_s *aq_hw = aq_nic->aq_hw; int hweight = 0; int err = 0; - int i; if (unlikely(!aq_hw_ops->hw_filter_vlan_set)) return -EOPNOTSUPP; @@ -837,8 +836,7 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic) aq_nic->aq_hw_rx_fltrs.fl2.aq_vlans); if (aq_nic->ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) { - for (i = 0; i < BITS_TO_LONGS(VLAN_N_VID); i++) - hweight += hweight_long(aq_nic->active_vlans[i]); + hweight = bitmap_weight(aq_nic->active_vlans, VLAN_N_VID); err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, false); if (err) @@ -871,7 +869,7 @@ int aq_filters_vlan_offload_off(struct aq_nic_s *aq_nic) struct aq_hw_s *aq_hw = aq_nic->aq_hw; int err = 0; - memset(aq_nic->active_vlans, 0, sizeof(aq_nic->active_vlans)); + bitmap_zero(aq_nic->active_vlans, VLAN_N_VID); aq_fvlan_rebuild(aq_nic, aq_nic->active_vlans, aq_nic->aq_hw_rx_fltrs.fl2.aq_vlans); diff --git a/drivers/net/ethernet/arc/emac_mdio.c b/drivers/net/ethernet/arc/emac_mdio.c index 9acf589b1178..87f40c2ba904 100644 --- a/drivers/net/ethernet/arc/emac_mdio.c +++ b/drivers/net/ethernet/arc/emac_mdio.c @@ -132,6 +132,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv) { struct arc_emac_mdio_bus_data *data = &priv->bus_data; struct device_node *np = priv->dev->of_node; + const char *name = "Synopsys MII Bus"; struct mii_bus *bus; int error; @@ -142,7 +143,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv) priv->bus = bus; bus->priv = priv; bus->parent = priv->dev; - bus->name = "Synopsys MII Bus"; + bus->name = name; bus->read = &arc_mdio_read; bus->write = &arc_mdio_write; bus->reset = &arc_mdio_reset; @@ -167,7 +168,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv) if (error) { mdiobus_free(bus); return dev_err_probe(priv->dev, error, - "cannot register MDIO bus %s\n", bus->name); + "cannot register MDIO bus %s\n", name); } return 0; diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index da595242bc13..f50604f3e541 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -900,7 +900,7 @@ static void atl1c_clean_tx_ring(struct atl1c_adapter *adapter, atl1c_clean_buffer(pdev, buffer_info); } - netdev_reset_queue(adapter->netdev); + netdev_tx_reset_queue(netdev_get_tx_queue(adapter->netdev, queue)); /* Zero out Tx-buffers */ memset(tpd_ring->desc, 0, sizeof(struct atl1c_tpd_desc) * diff --git a/drivers/net/ethernet/broadcom/bgmac-platform.c b/drivers/net/ethernet/broadcom/bgmac-platform.c index c6412c523637..b4381cd41979 100644 --- a/drivers/net/ethernet/broadcom/bgmac-platform.c +++ b/drivers/net/ethernet/broadcom/bgmac-platform.c @@ -172,6 +172,7 @@ static int bgmac_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; struct bgmac *bgmac; + struct resource *regs; int ret; bgmac = bgmac_alloc(&pdev->dev); @@ -208,15 +209,23 @@ static int bgmac_probe(struct platform_device *pdev) if (IS_ERR(bgmac->plat.base)) return PTR_ERR(bgmac->plat.base); - bgmac->plat.idm_base = devm_platform_ioremap_resource_byname(pdev, "idm_base"); - if (IS_ERR(bgmac->plat.idm_base)) - return PTR_ERR(bgmac->plat.idm_base); - else + /* The idm_base resource is optional for some platforms */ + regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "idm_base"); + if (regs) { + bgmac->plat.idm_base = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(bgmac->plat.idm_base)) + return PTR_ERR(bgmac->plat.idm_base); bgmac->feature_flags &= ~BGMAC_FEAT_IDM_MASK; + } - bgmac->plat.nicpm_base = devm_platform_ioremap_resource_byname(pdev, "nicpm_base"); - if (IS_ERR(bgmac->plat.nicpm_base)) - return PTR_ERR(bgmac->plat.nicpm_base); + /* The nicpm_base resource is optional for some platforms */ + regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nicpm_base"); + if (regs) { + bgmac->plat.nicpm_base = devm_ioremap_resource(&pdev->dev, + regs); + if (IS_ERR(bgmac->plat.nicpm_base)) + return PTR_ERR(bgmac->plat.nicpm_base); + } bgmac->read = platform_bgmac_read; bgmac->write = platform_bgmac_write; diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index e20aafeb4ca9..b97ed9b5f685 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -8216,7 +8216,7 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) rc = dma_set_coherent_mask(&pdev->dev, persist_dma_mask); if (rc) { dev_err(&pdev->dev, - "pci_set_consistent_dma_mask failed, aborting\n"); + "dma_set_coherent_mask failed, aborting\n"); goto err_out_unmap; } } else if ((rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) != 0) { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 774c1f1a57c3..eedb48d945ed 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -100,6 +100,9 @@ MODULE_LICENSE("GPL"); MODULE_FIRMWARE(FW_FILE_NAME_E1); MODULE_FIRMWARE(FW_FILE_NAME_E1H); MODULE_FIRMWARE(FW_FILE_NAME_E2); +MODULE_FIRMWARE(FW_FILE_NAME_E1_V15); +MODULE_FIRMWARE(FW_FILE_NAME_E1H_V15); +MODULE_FIRMWARE(FW_FILE_NAME_E2_V15); int bnx2x_num_queues; module_param_named(num_queues, bnx2x_num_queues, int, 0444); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 4f94136a011a..b1c98d1408b8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4747,8 +4747,10 @@ static int bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt *bp, u16 vnic_id) return rc; req->vnic_id = cpu_to_le32(vnic->fw_vnic_id); - req->num_mc_entries = cpu_to_le32(vnic->mc_list_count); - req->mc_tbl_addr = cpu_to_le64(vnic->mc_list_mapping); + if (vnic->rx_mask & CFA_L2_SET_RX_MASK_REQ_MASK_MCAST) { + req->num_mc_entries = cpu_to_le32(vnic->mc_list_count); + req->mc_tbl_addr = cpu_to_le64(vnic->mc_list_mapping); + } req->mask = cpu_to_le32(vnic->rx_mask); return hwrm_req_send_silent(bp, req); } @@ -7787,6 +7789,19 @@ static int bnxt_map_fw_health_regs(struct bnxt *bp) return 0; } +static void bnxt_remap_fw_health_regs(struct bnxt *bp) +{ + if (!bp->fw_health) + return; + + if (bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) { + bp->fw_health->status_reliable = true; + bp->fw_health->resets_reliable = true; + } else { + bnxt_try_map_fw_health_reg(bp); + } +} + static int bnxt_hwrm_error_recovery_qcfg(struct bnxt *bp) { struct bnxt_fw_health *fw_health = bp->fw_health; @@ -8639,6 +8654,9 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) vnic->uc_filter_count = 1; vnic->rx_mask = 0; + if (test_bit(BNXT_STATE_HALF_OPEN, &bp->state)) + goto skip_rx_mask; + if (bp->dev->flags & IFF_BROADCAST) vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_BCAST; @@ -8648,7 +8666,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) if (bp->dev->flags & IFF_ALLMULTI) { vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; vnic->mc_list_count = 0; - } else { + } else if (bp->dev->flags & IFF_MULTICAST) { u32 mask = 0; bnxt_mc_list_updated(bp, &mask); @@ -8659,6 +8677,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) if (rc) goto err_out; +skip_rx_mask: rc = bnxt_hwrm_set_coal(bp); if (rc) netdev_warn(bp->dev, "HWRM set coalescing failure rc: %x\n", @@ -9850,8 +9869,8 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) resc_reinit = true; if (flags & FUNC_DRV_IF_CHANGE_RESP_FLAGS_HOT_FW_RESET_DONE) fw_reset = true; - else if (bp->fw_health && !bp->fw_health->status_reliable) - bnxt_try_map_fw_health_reg(bp); + else + bnxt_remap_fw_health_regs(bp); if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state) && !fw_reset) { netdev_err(bp->dev, "RESET_DONE not set during FW reset.\n"); @@ -10330,13 +10349,15 @@ int bnxt_half_open_nic(struct bnxt *bp) goto half_open_err; } - rc = bnxt_alloc_mem(bp, false); + rc = bnxt_alloc_mem(bp, true); if (rc) { netdev_err(bp->dev, "bnxt_alloc_mem err: %x\n", rc); goto half_open_err; } - rc = bnxt_init_nic(bp, false); + set_bit(BNXT_STATE_HALF_OPEN, &bp->state); + rc = bnxt_init_nic(bp, true); if (rc) { + clear_bit(BNXT_STATE_HALF_OPEN, &bp->state); netdev_err(bp->dev, "bnxt_init_nic err: %x\n", rc); goto half_open_err; } @@ -10344,7 +10365,7 @@ int bnxt_half_open_nic(struct bnxt *bp) half_open_err: bnxt_free_skbs(bp); - bnxt_free_mem(bp, false); + bnxt_free_mem(bp, true); dev_close(bp->dev); return rc; } @@ -10354,9 +10375,10 @@ half_open_err: */ void bnxt_half_close_nic(struct bnxt *bp) { - bnxt_hwrm_resource_free(bp, false, false); + bnxt_hwrm_resource_free(bp, false, true); bnxt_free_skbs(bp); - bnxt_free_mem(bp, false); + bnxt_free_mem(bp, true); + clear_bit(BNXT_STATE_HALF_OPEN, &bp->state); } void bnxt_reenable_sriov(struct bnxt *bp) @@ -10772,7 +10794,7 @@ static void bnxt_set_rx_mode(struct net_device *dev) if (dev->flags & IFF_ALLMULTI) { mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; vnic->mc_list_count = 0; - } else { + } else if (dev->flags & IFF_MULTICAST) { mc_update = bnxt_mc_list_updated(bp, &mask); } @@ -10849,9 +10871,10 @@ skip_uc: !bnxt_promisc_ok(bp)) vnic->rx_mask &= ~CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS; rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); - if (rc && vnic->mc_list_count) { + if (rc && (vnic->rx_mask & CFA_L2_SET_RX_MASK_REQ_MASK_MCAST)) { netdev_info(bp->dev, "Failed setting MC filters rc: %d, turning on ALL_MCAST mode\n", rc); + vnic->rx_mask &= ~CFA_L2_SET_RX_MASK_REQ_MASK_MCAST; vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; vnic->mc_list_count = 0; rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 440dfeb4948b..666fc1e7a7d2 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1921,6 +1921,7 @@ struct bnxt { #define BNXT_STATE_RECOVER 12 #define BNXT_STATE_FW_NON_FATAL_COND 13 #define BNXT_STATE_FW_ACTIVATE_RESET 14 +#define BNXT_STATE_HALF_OPEN 15 /* For offline ethtool tests */ #define BNXT_NO_FW_ACCESS(bp) \ (test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index 4da31b1b84f9..f6e21fac0e69 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -367,6 +367,16 @@ bnxt_dl_livepatch_report_err(struct bnxt *bp, struct netlink_ext_ack *extack, } } +/* Live patch status in NVM */ +#define BNXT_LIVEPATCH_NOT_INSTALLED 0 +#define BNXT_LIVEPATCH_INSTALLED FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_INSTALL +#define BNXT_LIVEPATCH_REMOVED FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_ACTIVE +#define BNXT_LIVEPATCH_MASK (FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_INSTALL | \ + FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_ACTIVE) +#define BNXT_LIVEPATCH_ACTIVATED BNXT_LIVEPATCH_MASK + +#define BNXT_LIVEPATCH_STATE(flags) ((flags) & BNXT_LIVEPATCH_MASK) + static int bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) { @@ -374,8 +384,9 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) struct hwrm_fw_livepatch_query_input *query_req; struct hwrm_fw_livepatch_output *patch_resp; struct hwrm_fw_livepatch_input *patch_req; + u16 flags, live_patch_state; + bool activated = false; u32 installed = 0; - u16 flags; u8 target; int rc; @@ -394,7 +405,6 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) hwrm_req_drop(bp, query_req); return rc; } - patch_req->opcode = FW_LIVEPATCH_REQ_OPCODE_ACTIVATE; patch_req->loadtype = FW_LIVEPATCH_REQ_LOADTYPE_NVM_INSTALL; patch_resp = hwrm_req_hold(bp, patch_req); @@ -407,12 +417,20 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) } flags = le16_to_cpu(query_resp->status_flags); - if (~flags & FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_INSTALL) + live_patch_state = BNXT_LIVEPATCH_STATE(flags); + + if (live_patch_state == BNXT_LIVEPATCH_NOT_INSTALLED) continue; - if ((flags & FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_ACTIVE) && - !strncmp(query_resp->active_ver, query_resp->install_ver, - sizeof(query_resp->active_ver))) + + if (live_patch_state == BNXT_LIVEPATCH_ACTIVATED) { + activated = true; continue; + } + + if (live_patch_state == BNXT_LIVEPATCH_INSTALLED) + patch_req->opcode = FW_LIVEPATCH_REQ_OPCODE_ACTIVATE; + else if (live_patch_state == BNXT_LIVEPATCH_REMOVED) + patch_req->opcode = FW_LIVEPATCH_REQ_OPCODE_DEACTIVATE; patch_req->fw_target = target; rc = hwrm_req_send(bp, patch_req); @@ -424,8 +442,13 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) } if (!rc && !installed) { - NL_SET_ERR_MSG_MOD(extack, "No live patches found"); - rc = -ENOENT; + if (activated) { + NL_SET_ERR_MSG_MOD(extack, "Live patch already activated"); + rc = -EEXIST; + } else { + NL_SET_ERR_MSG_MOD(extack, "No live patches found"); + rc = -ENOENT; + } } hwrm_req_drop(bp, query_req); hwrm_req_drop(bp, patch_req); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 003330e8cd58..8aaa2335f848 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -25,6 +25,7 @@ #include "bnxt_hsi.h" #include "bnxt.h" #include "bnxt_hwrm.h" +#include "bnxt_ulp.h" #include "bnxt_xdp.h" #include "bnxt_ptp.h" #include "bnxt_ethtool.h" @@ -1969,6 +1970,9 @@ static int bnxt_get_fecparam(struct net_device *dev, case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS272_IEEE_ACTIVE: fec->active_fec |= ETHTOOL_FEC_LLRS; break; + case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_NONE_ACTIVE: + fec->active_fec |= ETHTOOL_FEC_OFF; + break; } return 0; } @@ -3454,7 +3458,7 @@ static int bnxt_run_loopback(struct bnxt *bp) if (!skb) return -ENOMEM; data = skb_put(skb, pkt_size); - eth_broadcast_addr(data); + ether_addr_copy(&data[i], bp->dev->dev_addr); i += ETH_ALEN; ether_addr_copy(&data[i], bp->dev->dev_addr); i += ETH_ALEN; @@ -3548,9 +3552,12 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, if (!offline) { bnxt_run_fw_tests(bp, test_mask, &test_results); } else { - rc = bnxt_close_nic(bp, false, false); - if (rc) + bnxt_ulp_stop(bp); + rc = bnxt_close_nic(bp, true, false); + if (rc) { + bnxt_ulp_start(bp, rc); return; + } bnxt_run_fw_tests(bp, test_mask, &test_results); buf[BNXT_MACLPBK_TEST_IDX] = 1; @@ -3560,6 +3567,7 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, if (rc) { bnxt_hwrm_mac_loopback(bp, false); etest->flags |= ETH_TEST_FL_FAILED; + bnxt_ulp_start(bp, rc); return; } if (bnxt_run_loopback(bp)) @@ -3585,7 +3593,8 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, } bnxt_hwrm_phy_loopback(bp, false, false); bnxt_half_close_nic(bp); - rc = bnxt_open_nic(bp, false, true); + rc = bnxt_open_nic(bp, true, true); + bnxt_ulp_start(bp, rc); } if (rc || bnxt_test_irq(bp)) { buf[BNXT_IRQ_TEST_IDX] = 1; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c index 566c9487ef55..b01d42928a53 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c @@ -644,17 +644,23 @@ static int __hwrm_send(struct bnxt *bp, struct bnxt_hwrm_ctx *ctx) /* Last byte of resp contains valid bit */ valid = ((u8 *)ctx->resp) + len - 1; - for (j = 0; j < HWRM_VALID_BIT_DELAY_USEC; j++) { + for (j = 0; j < HWRM_VALID_BIT_DELAY_USEC; ) { /* make sure we read from updated DMA memory */ dma_rmb(); if (*valid) break; - usleep_range(1, 5); + if (j < 10) { + udelay(1); + j++; + } else { + usleep_range(20, 30); + j += 20; + } } if (j >= HWRM_VALID_BIT_DELAY_USEC) { hwrm_err(bp, ctx, "Error (timeout: %u) msg {0x%x 0x%x} len:%d v:%d\n", - hwrm_total_timeout(i), req_type, + hwrm_total_timeout(i) + j, req_type, le16_to_cpu(ctx->req->seq_id), len, *valid); goto exit; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h index d52bd2d63aec..c98032e38188 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h @@ -90,7 +90,7 @@ static inline unsigned int hwrm_total_timeout(unsigned int n) } -#define HWRM_VALID_BIT_DELAY_USEC 150 +#define HWRM_VALID_BIT_DELAY_USEC 50000 static inline bool bnxt_cfa_hwrm_message(u16 req_type) { diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index e31a5a397f11..f55d9d9c01a8 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -40,6 +40,13 @@ void bcmgenet_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct bcmgenet_priv *priv = netdev_priv(dev); + struct device *kdev = &priv->pdev->dev; + + if (!device_can_wakeup(kdev)) { + wol->supported = 0; + wol->wolopts = 0; + return; + } wol->supported = WAKE_MAGIC | WAKE_MAGICSECURE | WAKE_FILTER; wol->wolopts = priv->wolopts; diff --git a/drivers/net/ethernet/broadcom/sb1250-mac.c b/drivers/net/ethernet/broadcom/sb1250-mac.c index f38f40eb966e..a1a38456c9a3 100644 --- a/drivers/net/ethernet/broadcom/sb1250-mac.c +++ b/drivers/net/ethernet/broadcom/sb1250-mac.c @@ -2183,9 +2183,7 @@ static int sbmac_init(struct platform_device *pldev, long long base) ea_reg >>= 8; } - for (i = 0; i < 6; i++) { - dev->dev_addr[i] = eaddr[i]; - } + eth_hw_addr_set(dev, eaddr); /* * Initialize context (get pointers to registers and stuff), then diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index a363da928e8b..d13f06cf0308 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -1573,7 +1573,14 @@ static int macb_poll(struct napi_struct *napi, int budget) if (work_done < budget) { napi_complete_done(napi, work_done); - /* Packets received while interrupts were disabled */ + /* RSR bits only seem to propagate to raise interrupts when + * interrupts are enabled at the time, so if bits are already + * set due to packets received while interrupts were disabled, + * they will not cause another interrupt to be generated when + * interrupts are re-enabled. + * Check for this case here. This has been seen to happen + * around 30% of the time under heavy network load. + */ status = macb_readl(bp, RSR); if (status) { if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) @@ -1581,6 +1588,22 @@ static int macb_poll(struct napi_struct *napi, int budget) napi_reschedule(napi); } else { queue_writel(queue, IER, bp->rx_intr_mask); + + /* In rare cases, packets could have been received in + * the window between the check above and re-enabling + * interrupts. Therefore, a double-check is required + * to avoid losing a wakeup. This can potentially race + * with the interrupt handler doing the same actions + * if an interrupt is raised just after enabling them, + * but this should be harmless. + */ + status = macb_readl(bp, RSR); + if (unlikely(status)) { + queue_writel(queue, IDR, bp->rx_intr_mask); + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + queue_writel(queue, ISR, MACB_BIT(RCOMP)); + napi_schedule(napi); + } } } @@ -4712,7 +4735,7 @@ static int macb_probe(struct platform_device *pdev) #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT if (GEM_BFEXT(DAW64, gem_readl(bp, DCFG6))) { - dma_set_mask(&pdev->dev, DMA_BIT_MASK(44)); + dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(44)); bp->hw_dma_cap |= HW_DMA_CAP_64B; } #endif diff --git a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c index da41eee2f25c..a06003bfa04b 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c @@ -3613,6 +3613,8 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai, MAC_STATS_ACCUM_SECS : (MAC_STATS_ACCUM_SECS * 10); adapter->params.pci.vpd_cap_addr = pci_find_capability(adapter->pdev, PCI_CAP_ID_VPD); + if (!adapter->params.pci.vpd_cap_addr) + return -ENODEV; ret = get_vpd_params(adapter, &adapter->params.vpd); if (ret < 0) return ret; diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 691605c15265..d5356db7539a 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -989,117 +989,6 @@ static int ftgmac100_alloc_rx_buffers(struct ftgmac100 *priv) return 0; } -static void ftgmac100_adjust_link(struct net_device *netdev) -{ - struct ftgmac100 *priv = netdev_priv(netdev); - struct phy_device *phydev = netdev->phydev; - bool tx_pause, rx_pause; - int new_speed; - - /* We store "no link" as speed 0 */ - if (!phydev->link) - new_speed = 0; - else - new_speed = phydev->speed; - - /* Grab pause settings from PHY if configured to do so */ - if (priv->aneg_pause) { - rx_pause = tx_pause = phydev->pause; - if (phydev->asym_pause) - tx_pause = !rx_pause; - } else { - rx_pause = priv->rx_pause; - tx_pause = priv->tx_pause; - } - - /* Link hasn't changed, do nothing */ - if (phydev->speed == priv->cur_speed && - phydev->duplex == priv->cur_duplex && - rx_pause == priv->rx_pause && - tx_pause == priv->tx_pause) - return; - - /* Print status if we have a link or we had one and just lost it, - * don't print otherwise. - */ - if (new_speed || priv->cur_speed) - phy_print_status(phydev); - - priv->cur_speed = new_speed; - priv->cur_duplex = phydev->duplex; - priv->rx_pause = rx_pause; - priv->tx_pause = tx_pause; - - /* Link is down, do nothing else */ - if (!new_speed) - return; - - /* Disable all interrupts */ - iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); - - /* Reset the adapter asynchronously */ - schedule_work(&priv->reset_task); -} - -static int ftgmac100_mii_probe(struct net_device *netdev) -{ - struct ftgmac100 *priv = netdev_priv(netdev); - struct platform_device *pdev = to_platform_device(priv->dev); - struct device_node *np = pdev->dev.of_node; - struct phy_device *phydev; - phy_interface_t phy_intf; - int err; - - /* Default to RGMII. It's a gigabit part after all */ - err = of_get_phy_mode(np, &phy_intf); - if (err) - phy_intf = PHY_INTERFACE_MODE_RGMII; - - /* Aspeed only supports these. I don't know about other IP - * block vendors so I'm going to just let them through for - * now. Note that this is only a warning if for some obscure - * reason the DT really means to lie about it or it's a newer - * part we don't know about. - * - * On the Aspeed SoC there are additionally straps and SCU - * control bits that could tell us what the interface is - * (or allow us to configure it while the IP block is held - * in reset). For now I chose to keep this driver away from - * those SoC specific bits and assume the device-tree is - * right and the SCU has been configured properly by pinmux - * or the firmware. - */ - if (priv->is_aspeed && !(phy_interface_mode_is_rgmii(phy_intf))) { - netdev_warn(netdev, - "Unsupported PHY mode %s !\n", - phy_modes(phy_intf)); - } - - phydev = phy_find_first(priv->mii_bus); - if (!phydev) { - netdev_info(netdev, "%s: no PHY found\n", netdev->name); - return -ENODEV; - } - - phydev = phy_connect(netdev, phydev_name(phydev), - &ftgmac100_adjust_link, phy_intf); - - if (IS_ERR(phydev)) { - netdev_err(netdev, "%s: Could not attach to PHY\n", netdev->name); - return PTR_ERR(phydev); - } - - /* Indicate that we support PAUSE frames (see comment in - * Documentation/networking/phy.rst) - */ - phy_support_asym_pause(phydev); - - /* Display what we found */ - phy_attached_info(phydev); - - return 0; -} - static int ftgmac100_mdiobus_read(struct mii_bus *bus, int phy_addr, int regnum) { struct net_device *netdev = bus->priv; @@ -1410,10 +1299,8 @@ static int ftgmac100_init_all(struct ftgmac100 *priv, bool ignore_alloc_err) return err; } -static void ftgmac100_reset_task(struct work_struct *work) +static void ftgmac100_reset(struct ftgmac100 *priv) { - struct ftgmac100 *priv = container_of(work, struct ftgmac100, - reset_task); struct net_device *netdev = priv->netdev; int err; @@ -1459,6 +1346,134 @@ static void ftgmac100_reset_task(struct work_struct *work) rtnl_unlock(); } +static void ftgmac100_reset_task(struct work_struct *work) +{ + struct ftgmac100 *priv = container_of(work, struct ftgmac100, + reset_task); + + ftgmac100_reset(priv); +} + +static void ftgmac100_adjust_link(struct net_device *netdev) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + struct phy_device *phydev = netdev->phydev; + bool tx_pause, rx_pause; + int new_speed; + + /* We store "no link" as speed 0 */ + if (!phydev->link) + new_speed = 0; + else + new_speed = phydev->speed; + + /* Grab pause settings from PHY if configured to do so */ + if (priv->aneg_pause) { + rx_pause = tx_pause = phydev->pause; + if (phydev->asym_pause) + tx_pause = !rx_pause; + } else { + rx_pause = priv->rx_pause; + tx_pause = priv->tx_pause; + } + + /* Link hasn't changed, do nothing */ + if (phydev->speed == priv->cur_speed && + phydev->duplex == priv->cur_duplex && + rx_pause == priv->rx_pause && + tx_pause == priv->tx_pause) + return; + + /* Print status if we have a link or we had one and just lost it, + * don't print otherwise. + */ + if (new_speed || priv->cur_speed) + phy_print_status(phydev); + + priv->cur_speed = new_speed; + priv->cur_duplex = phydev->duplex; + priv->rx_pause = rx_pause; + priv->tx_pause = tx_pause; + + /* Link is down, do nothing else */ + if (!new_speed) + return; + + /* Disable all interrupts */ + iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); + + /* Release phy lock to allow ftgmac100_reset to aquire it, keeping lock + * order consistent to prevent dead lock. + */ + if (netdev->phydev) + mutex_unlock(&netdev->phydev->lock); + + ftgmac100_reset(priv); + + if (netdev->phydev) + mutex_lock(&netdev->phydev->lock); + +} + +static int ftgmac100_mii_probe(struct net_device *netdev) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + struct platform_device *pdev = to_platform_device(priv->dev); + struct device_node *np = pdev->dev.of_node; + struct phy_device *phydev; + phy_interface_t phy_intf; + int err; + + /* Default to RGMII. It's a gigabit part after all */ + err = of_get_phy_mode(np, &phy_intf); + if (err) + phy_intf = PHY_INTERFACE_MODE_RGMII; + + /* Aspeed only supports these. I don't know about other IP + * block vendors so I'm going to just let them through for + * now. Note that this is only a warning if for some obscure + * reason the DT really means to lie about it or it's a newer + * part we don't know about. + * + * On the Aspeed SoC there are additionally straps and SCU + * control bits that could tell us what the interface is + * (or allow us to configure it while the IP block is held + * in reset). For now I chose to keep this driver away from + * those SoC specific bits and assume the device-tree is + * right and the SCU has been configured properly by pinmux + * or the firmware. + */ + if (priv->is_aspeed && !(phy_interface_mode_is_rgmii(phy_intf))) { + netdev_warn(netdev, + "Unsupported PHY mode %s !\n", + phy_modes(phy_intf)); + } + + phydev = phy_find_first(priv->mii_bus); + if (!phydev) { + netdev_info(netdev, "%s: no PHY found\n", netdev->name); + return -ENODEV; + } + + phydev = phy_connect(netdev, phydev_name(phydev), + &ftgmac100_adjust_link, phy_intf); + + if (IS_ERR(phydev)) { + netdev_err(netdev, "%s: Could not attach to PHY\n", netdev->name); + return PTR_ERR(phydev); + } + + /* Indicate that we support PAUSE frames (see comment in + * Documentation/networking/phy.rst) + */ + phy_support_asym_pause(phydev); + + /* Display what we found */ + phy_attached_info(phydev); + + return 0; +} + static int ftgmac100_open(struct net_device *netdev) { struct ftgmac100 *priv = netdev_priv(netdev); diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index e985ae008a97..0f90d2d5bb60 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -4338,7 +4338,7 @@ static int dpaa2_eth_probe(struct fsl_mc_device *dpni_dev) } INIT_WORK(&priv->tx_onestep_tstamp, dpaa2_eth_tx_onestep_tstamp); - + mutex_init(&priv->onestep_tstamp_lock); skb_queue_head_init(&priv->tx_skbs); priv->rx_copybreak = DPAA2_ETH_DEFAULT_COPYBREAK; @@ -4523,12 +4523,12 @@ static int dpaa2_eth_remove(struct fsl_mc_device *ls_dev) #ifdef CONFIG_DEBUG_FS dpaa2_dbg_remove(priv); #endif + + unregister_netdev(net_dev); rtnl_lock(); dpaa2_eth_disconnect_mac(priv); rtnl_unlock(); - unregister_netdev(net_dev); - dpaa2_eth_dl_port_del(priv); dpaa2_eth_dl_traps_unregister(priv); dpaa2_eth_dl_free(priv); diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c index d6eefbbf163f..cacd454ac696 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c @@ -532,6 +532,7 @@ static int dpaa2_switch_flower_parse_mirror_key(struct flow_cls_offload *cls, struct flow_rule *rule = flow_cls_offload_flow_rule(cls); struct flow_dissector *dissector = rule->match.dissector; struct netlink_ext_ack *extack = cls->common.extack; + int ret = -EOPNOTSUPP; if (dissector->used_keys & ~(BIT(FLOW_DISSECTOR_KEY_BASIC) | @@ -561,9 +562,10 @@ static int dpaa2_switch_flower_parse_mirror_key(struct flow_cls_offload *cls, } *vlan = (u16)match.key->vlan_id; + ret = 0; } - return 0; + return ret; } static int diff --git a/drivers/net/ethernet/freescale/fec_mpc52xx.c b/drivers/net/ethernet/freescale/fec_mpc52xx.c index bbbde9f701c2..be0bd4b44926 100644 --- a/drivers/net/ethernet/freescale/fec_mpc52xx.c +++ b/drivers/net/ethernet/freescale/fec_mpc52xx.c @@ -99,13 +99,13 @@ static void mpc52xx_fec_tx_timeout(struct net_device *dev, unsigned int txqueue) netif_wake_queue(dev); } -static void mpc52xx_fec_set_paddr(struct net_device *dev, u8 *mac) +static void mpc52xx_fec_set_paddr(struct net_device *dev, const u8 *mac) { struct mpc52xx_fec_priv *priv = netdev_priv(dev); struct mpc52xx_fec __iomem *fec = priv->fec; - out_be32(&fec->paddr1, *(u32 *)(&mac[0])); - out_be32(&fec->paddr2, (*(u16 *)(&mac[4]) << 16) | FEC_PADDR2_TYPE); + out_be32(&fec->paddr1, *(const u32 *)(&mac[0])); + out_be32(&fec->paddr2, (*(const u16 *)(&mac[4]) << 16) | FEC_PADDR2_TYPE); } static int mpc52xx_fec_set_mac_address(struct net_device *dev, void *addr) @@ -893,13 +893,15 @@ static int mpc52xx_fec_probe(struct platform_device *op) rv = of_get_ethdev_address(np, ndev); if (rv) { struct mpc52xx_fec __iomem *fec = priv->fec; + u8 addr[ETH_ALEN] __aligned(4); /* * If the MAC addresse is not provided via DT then read * it back from the controller regs */ - *(u32 *)(&ndev->dev_addr[0]) = in_be32(&fec->paddr1); - *(u16 *)(&ndev->dev_addr[4]) = in_be32(&fec->paddr2) >> 16; + *(u32 *)(&addr[0]) = in_be32(&fec->paddr1); + *(u16 *)(&addr[4]) = in_be32(&fec->paddr2) >> 16; + eth_hw_addr_set(ndev, addr); } /* diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c index ff756265d58f..9a2c16d69e2c 100644 --- a/drivers/net/ethernet/freescale/gianfar_ethtool.c +++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c @@ -1464,6 +1464,7 @@ static int gfar_get_ts_info(struct net_device *dev, ptp_node = of_find_compatible_node(NULL, NULL, "fsl,etsec-ptp"); if (ptp_node) { ptp_dev = of_find_device_by_node(ptp_node); + of_node_put(ptp_node); if (ptp_dev) ptp = platform_get_drvdata(ptp_dev); } diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h index 5f5d4f7aa813..160735484465 100644 --- a/drivers/net/ethernet/google/gve/gve.h +++ b/drivers/net/ethernet/google/gve/gve.h @@ -843,7 +843,7 @@ static inline bool gve_is_gqi(struct gve_priv *priv) /* buffers */ int gve_alloc_page(struct gve_priv *priv, struct device *dev, struct page **page, dma_addr_t *dma, - enum dma_data_direction); + enum dma_data_direction, gfp_t gfp_flags); void gve_free_page(struct device *dev, struct page *page, dma_addr_t dma, enum dma_data_direction); /* tx handling */ diff --git a/drivers/net/ethernet/google/gve/gve_adminq.c b/drivers/net/ethernet/google/gve/gve_adminq.c index 2ad7f57f7e5b..f7621ab672b9 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.c +++ b/drivers/net/ethernet/google/gve/gve_adminq.c @@ -301,7 +301,7 @@ static int gve_adminq_parse_err(struct gve_priv *priv, u32 status) */ static int gve_adminq_kick_and_wait(struct gve_priv *priv) { - u32 tail, head; + int tail, head; int i; tail = ioread32be(&priv->reg_bar0->adminq_event_counter); diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index f7f65c4bf993..54e51c8221b8 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -766,9 +766,9 @@ static void gve_free_rings(struct gve_priv *priv) int gve_alloc_page(struct gve_priv *priv, struct device *dev, struct page **page, dma_addr_t *dma, - enum dma_data_direction dir) + enum dma_data_direction dir, gfp_t gfp_flags) { - *page = alloc_page(GFP_KERNEL); + *page = alloc_page(gfp_flags); if (!*page) { priv->page_alloc_fail++; return -ENOMEM; @@ -811,7 +811,7 @@ static int gve_alloc_queue_page_list(struct gve_priv *priv, u32 id, for (i = 0; i < pages; i++) { err = gve_alloc_page(priv, &priv->pdev->dev, &qpl->pages[i], &qpl->page_buses[i], - gve_qpl_dma_dir(priv, id)); + gve_qpl_dma_dir(priv, id), GFP_KERNEL); /* caller handles clean up */ if (err) return -ENOMEM; diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c index 9ddcc497f48e..e4e98aa7745f 100644 --- a/drivers/net/ethernet/google/gve/gve_rx.c +++ b/drivers/net/ethernet/google/gve/gve_rx.c @@ -86,7 +86,8 @@ static int gve_rx_alloc_buffer(struct gve_priv *priv, struct device *dev, dma_addr_t dma; int err; - err = gve_alloc_page(priv, dev, &page, &dma, DMA_FROM_DEVICE); + err = gve_alloc_page(priv, dev, &page, &dma, DMA_FROM_DEVICE, + GFP_ATOMIC); if (err) return err; @@ -608,6 +609,7 @@ static bool gve_rx(struct gve_rx_ring *rx, netdev_features_t feat, *packet_size_bytes = skb->len + (skb->protocol ? ETH_HLEN : 0); *work_done = work_cnt; + skb_record_rx_queue(skb, rx->q_num); if (skb_is_nonlinear(skb)) napi_gro_frags(napi); else diff --git a/drivers/net/ethernet/google/gve/gve_rx_dqo.c b/drivers/net/ethernet/google/gve/gve_rx_dqo.c index beb8bb079023..8c939628e2d8 100644 --- a/drivers/net/ethernet/google/gve/gve_rx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_rx_dqo.c @@ -157,7 +157,7 @@ static int gve_alloc_page_dqo(struct gve_priv *priv, int err; err = gve_alloc_page(priv, &priv->pdev->dev, &buf_state->page_info.page, - &buf_state->addr, DMA_FROM_DEVICE); + &buf_state->addr, DMA_FROM_DEVICE, GFP_KERNEL); if (err) return err; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index 7df87610ad96..21442a9bb996 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -2043,8 +2043,7 @@ static irqreturn_t hclgevf_misc_irq_handle(int irq, void *data) break; } - if (event_cause != HCLGEVF_VECTOR0_EVENT_OTHER) - hclgevf_enable_vector(&hdev->misc_vector, true); + hclgevf_enable_vector(&hdev->misc_vector, true); return IRQ_HANDLED; } diff --git a/drivers/net/ethernet/i825xx/ether1.c b/drivers/net/ethernet/i825xx/ether1.c index c612ef526d16..3e7d7c4bafdc 100644 --- a/drivers/net/ethernet/i825xx/ether1.c +++ b/drivers/net/ethernet/i825xx/ether1.c @@ -986,6 +986,7 @@ static int ether1_probe(struct expansion_card *ec, const struct ecard_id *id) { struct net_device *dev; + u8 addr[ETH_ALEN]; int i, ret = 0; ether1_banner(); @@ -1015,7 +1016,8 @@ ether1_probe(struct expansion_card *ec, const struct ecard_id *id) } for (i = 0; i < 6; i++) - dev->dev_addr[i] = readb(IDPROM_ADDRESS + (i << 2)); + addr[i] = readb(IDPROM_ADDRESS + (i << 2)); + eth_hw_addr_set(dev, addr); if (ether1_init_2(dev)) { ret = -ENODEV; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 59536bd5cab1..b423e94956f1 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -110,6 +110,7 @@ static void ibmvnic_tx_scrq_clean_buffer(struct ibmvnic_adapter *adapter, struct ibmvnic_sub_crq_queue *tx_scrq); static void free_long_term_buff(struct ibmvnic_adapter *adapter, struct ibmvnic_long_term_buff *ltb); +static void ibmvnic_disable_irqs(struct ibmvnic_adapter *adapter); struct ibmvnic_stat { char name[ETH_GSTRING_LEN]; @@ -1424,7 +1425,7 @@ static int __ibmvnic_open(struct net_device *netdev) rc = set_link_state(adapter, IBMVNIC_LOGICAL_LNK_UP); if (rc) { ibmvnic_napi_disable(adapter); - release_resources(adapter); + ibmvnic_disable_irqs(adapter); return rc; } @@ -1474,9 +1475,6 @@ static int ibmvnic_open(struct net_device *netdev) rc = init_resources(adapter); if (rc) { netdev_err(netdev, "failed to initialize resources\n"); - release_resources(adapter); - release_rx_pools(adapter); - release_tx_pools(adapter); goto out; } } @@ -1493,6 +1491,13 @@ out: adapter->state = VNIC_OPEN; rc = 0; } + + if (rc) { + release_resources(adapter); + release_rx_pools(adapter); + release_tx_pools(adapter); + } + return rc; } @@ -2208,6 +2213,19 @@ static const char *reset_reason_to_string(enum ibmvnic_reset_reason reason) } /* + * Initialize the init_done completion and return code values. We + * can get a transport event just after registering the CRQ and the + * tasklet will use this to communicate the transport event. To ensure + * we don't miss the notification/error, initialize these _before_ + * regisering the CRQ. + */ +static inline void reinit_init_done(struct ibmvnic_adapter *adapter) +{ + reinit_completion(&adapter->init_done); + adapter->init_done_rc = 0; +} + +/* * do_reset returns zero if we are able to keep processing reset events, or * non-zero if we hit a fatal error and must halt. */ @@ -2313,6 +2331,8 @@ static int do_reset(struct ibmvnic_adapter *adapter, */ adapter->state = VNIC_PROBED; + reinit_init_done(adapter); + if (adapter->reset_reason == VNIC_RESET_CHANGE_PARAM) { rc = init_crq_queue(adapter); } else if (adapter->reset_reason == VNIC_RESET_MOBILITY) { @@ -2456,7 +2476,8 @@ static int do_hard_reset(struct ibmvnic_adapter *adapter, */ adapter->state = VNIC_PROBED; - reinit_completion(&adapter->init_done); + reinit_init_done(adapter); + rc = init_crq_queue(adapter); if (rc) { netdev_err(adapter->netdev, @@ -2597,22 +2618,82 @@ out: static void __ibmvnic_reset(struct work_struct *work) { struct ibmvnic_adapter *adapter; - bool saved_state = false; + unsigned int timeout = 5000; struct ibmvnic_rwi *tmprwi; + bool saved_state = false; struct ibmvnic_rwi *rwi; unsigned long flags; + struct device *dev; + bool need_reset; + int num_fails = 0; u32 reset_state; int rc = 0; adapter = container_of(work, struct ibmvnic_adapter, ibmvnic_reset); + dev = &adapter->vdev->dev; - if (test_and_set_bit_lock(0, &adapter->resetting)) { + /* Wait for ibmvnic_probe() to complete. If probe is taking too long + * or if another reset is in progress, defer work for now. If probe + * eventually fails it will flush and terminate our work. + * + * Three possibilities here: + * 1. Adpater being removed - just return + * 2. Timed out on probe or another reset in progress - delay the work + * 3. Completed probe - perform any resets in queue + */ + if (adapter->state == VNIC_PROBING && + !wait_for_completion_timeout(&adapter->probe_done, timeout)) { + dev_err(dev, "Reset thread timed out on probe"); queue_delayed_work(system_long_wq, &adapter->ibmvnic_delayed_reset, IBMVNIC_RESET_DELAY); return; } + /* adapter is done with probe (i.e state is never VNIC_PROBING now) */ + if (adapter->state == VNIC_REMOVING) + return; + + /* ->rwi_list is stable now (no one else is removing entries) */ + + /* ibmvnic_probe() may have purged the reset queue after we were + * scheduled to process a reset so there maybe no resets to process. + * Before setting the ->resetting bit though, we have to make sure + * that there is infact a reset to process. Otherwise we may race + * with ibmvnic_open() and end up leaving the vnic down: + * + * __ibmvnic_reset() ibmvnic_open() + * ----------------- -------------- + * + * set ->resetting bit + * find ->resetting bit is set + * set ->state to IBMVNIC_OPEN (i.e + * assume reset will open device) + * return + * find reset queue empty + * return + * + * Neither performed vnic login/open and vnic stays down + * + * If we hold the lock and conditionally set the bit, either we + * or ibmvnic_open() will complete the open. + */ + need_reset = false; + spin_lock(&adapter->rwi_lock); + if (!list_empty(&adapter->rwi_list)) { + if (test_and_set_bit_lock(0, &adapter->resetting)) { + queue_delayed_work(system_long_wq, + &adapter->ibmvnic_delayed_reset, + IBMVNIC_RESET_DELAY); + } else { + need_reset = true; + } + } + spin_unlock(&adapter->rwi_lock); + + if (!need_reset) + return; + rwi = get_next_rwi(adapter); while (rwi) { spin_lock_irqsave(&adapter->state_lock, flags); @@ -2655,11 +2736,23 @@ static void __ibmvnic_reset(struct work_struct *work) rc = do_hard_reset(adapter, rwi, reset_state); rtnl_unlock(); } - if (rc) { - /* give backing device time to settle down */ + if (rc) + num_fails++; + else + num_fails = 0; + + /* If auto-priority-failover is enabled we can get + * back to back failovers during resets, resulting + * in at least two failed resets (from high-priority + * backing device to low-priority one and then back) + * If resets continue to fail beyond that, give the + * adapter some time to settle down before retrying. + */ + if (num_fails >= 3) { netdev_dbg(adapter->netdev, - "[S:%s] Hard reset failed, waiting 60 secs\n", - adapter_state_to_string(adapter->state)); + "[S:%s] Hard reset failed %d times, waiting 60 secs\n", + adapter_state_to_string(adapter->state), + num_fails); set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(60 * HZ); } @@ -2717,12 +2810,23 @@ static void __ibmvnic_delayed_reset(struct work_struct *work) __ibmvnic_reset(&adapter->ibmvnic_reset); } +static void flush_reset_queue(struct ibmvnic_adapter *adapter) +{ + struct list_head *entry, *tmp_entry; + + if (!list_empty(&adapter->rwi_list)) { + list_for_each_safe(entry, tmp_entry, &adapter->rwi_list) { + list_del(entry); + kfree(list_entry(entry, struct ibmvnic_rwi, list)); + } + } +} + static int ibmvnic_reset(struct ibmvnic_adapter *adapter, enum ibmvnic_reset_reason reason) { - struct list_head *entry, *tmp_entry; - struct ibmvnic_rwi *rwi, *tmp; struct net_device *netdev = adapter->netdev; + struct ibmvnic_rwi *rwi, *tmp; unsigned long flags; int ret; @@ -2741,13 +2845,6 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, goto err; } - if (adapter->state == VNIC_PROBING) { - netdev_warn(netdev, "Adapter reset during probe\n"); - adapter->init_done_rc = -EAGAIN; - ret = EAGAIN; - goto err; - } - list_for_each_entry(tmp, &adapter->rwi_list, list) { if (tmp->reset_reason == reason) { netdev_dbg(netdev, "Skipping matching reset, reason=%s\n", @@ -2765,10 +2862,9 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, /* if we just received a transport event, * flush reset queue and process this reset */ - if (adapter->force_reset_recovery && !list_empty(&adapter->rwi_list)) { - list_for_each_safe(entry, tmp_entry, &adapter->rwi_list) - list_del(entry); - } + if (adapter->force_reset_recovery) + flush_reset_queue(adapter); + rwi->reset_reason = reason; list_add_tail(&rwi->list, &adapter->rwi_list); netdev_dbg(adapter->netdev, "Scheduling reset (reason %s)\n", @@ -3844,11 +3940,25 @@ static void send_request_cap(struct ibmvnic_adapter *adapter, int retry) struct device *dev = &adapter->vdev->dev; union ibmvnic_crq crq; int max_entries; + int cap_reqs; + + /* We send out 6 or 7 REQUEST_CAPABILITY CRQs below (depending on + * the PROMISC flag). Initialize this count upfront. When the tasklet + * receives a response to all of these, it will send the next protocol + * message (QUERY_IP_OFFLOAD). + */ + if (!(adapter->netdev->flags & IFF_PROMISC) || + adapter->promisc_supported) + cap_reqs = 7; + else + cap_reqs = 6; if (!retry) { /* Sub-CRQ entries are 32 byte long */ int entries_page = 4 * PAGE_SIZE / (sizeof(u64) * 4); + atomic_set(&adapter->running_cap_crqs, cap_reqs); + if (adapter->min_tx_entries_per_subcrq > entries_page || adapter->min_rx_add_entries_per_subcrq > entries_page) { dev_err(dev, "Fatal, invalid entries per sub-crq\n"); @@ -3909,44 +4019,45 @@ static void send_request_cap(struct ibmvnic_adapter *adapter, int retry) adapter->opt_rx_comp_queues; adapter->req_rx_add_queues = adapter->max_rx_add_queues; + } else { + atomic_add(cap_reqs, &adapter->running_cap_crqs); } - memset(&crq, 0, sizeof(crq)); crq.request_capability.first = IBMVNIC_CRQ_CMD; crq.request_capability.cmd = REQUEST_CAPABILITY; crq.request_capability.capability = cpu_to_be16(REQ_TX_QUEUES); crq.request_capability.number = cpu_to_be64(adapter->req_tx_queues); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_RX_QUEUES); crq.request_capability.number = cpu_to_be64(adapter->req_rx_queues); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_RX_ADD_QUEUES); crq.request_capability.number = cpu_to_be64(adapter->req_rx_add_queues); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_TX_ENTRIES_PER_SUBCRQ); crq.request_capability.number = cpu_to_be64(adapter->req_tx_entries_per_subcrq); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_RX_ADD_ENTRIES_PER_SUBCRQ); crq.request_capability.number = cpu_to_be64(adapter->req_rx_add_entries_per_subcrq); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_MTU); crq.request_capability.number = cpu_to_be64(adapter->req_mtu); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); if (adapter->netdev->flags & IFF_PROMISC) { @@ -3954,16 +4065,21 @@ static void send_request_cap(struct ibmvnic_adapter *adapter, int retry) crq.request_capability.capability = cpu_to_be16(PROMISC_REQUESTED); crq.request_capability.number = cpu_to_be64(1); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); } } else { crq.request_capability.capability = cpu_to_be16(PROMISC_REQUESTED); crq.request_capability.number = cpu_to_be64(0); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); } + + /* Keep at end to catch any discrepancy between expected and actual + * CRQs sent. + */ + WARN_ON(cap_reqs != 0); } static int pending_scrq(struct ibmvnic_adapter *adapter, @@ -4357,118 +4473,132 @@ static void send_query_map(struct ibmvnic_adapter *adapter) static void send_query_cap(struct ibmvnic_adapter *adapter) { union ibmvnic_crq crq; + int cap_reqs; + + /* We send out 25 QUERY_CAPABILITY CRQs below. Initialize this count + * upfront. When the tasklet receives a response to all of these, it + * can send out the next protocol messaage (REQUEST_CAPABILITY). + */ + cap_reqs = 25; + + atomic_set(&adapter->running_cap_crqs, cap_reqs); - atomic_set(&adapter->running_cap_crqs, 0); memset(&crq, 0, sizeof(crq)); crq.query_capability.first = IBMVNIC_CRQ_CMD; crq.query_capability.cmd = QUERY_CAPABILITY; crq.query_capability.capability = cpu_to_be16(MIN_TX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_RX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_RX_ADD_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_TX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_RX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_RX_ADD_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_TX_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_RX_ADD_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_TX_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_RX_ADD_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(TCP_IP_OFFLOAD); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(PROMISC_SUPPORTED); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_MTU); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_MTU); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_MULTICAST_FILTERS); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(VLAN_HEADER_INSERTION); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(RX_VLAN_HEADER_INSERTION); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_TX_SG_ENTRIES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(RX_SG_SUPPORTED); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_TX_COMP_SUB_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_RX_COMP_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_RX_BUFADD_Q_PER_RX_COMP_Q); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_TX_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_RXBA_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(TX_RX_DESC_REQ); - atomic_inc(&adapter->running_cap_crqs); + ibmvnic_send_crq(adapter, &crq); + cap_reqs--; + + /* Keep at end to catch any discrepancy between expected and actual + * CRQs sent. + */ + WARN_ON(cap_reqs != 0); } static void send_query_ip_offload(struct ibmvnic_adapter *adapter) @@ -4772,6 +4902,8 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq, char *name; atomic_dec(&adapter->running_cap_crqs); + netdev_dbg(adapter->netdev, "Outstanding request-caps: %d\n", + atomic_read(&adapter->running_cap_crqs)); switch (be16_to_cpu(crq->request_capability_rsp.capability)) { case REQ_TX_QUEUES: req_value = &adapter->req_tx_queues; @@ -4835,10 +4967,8 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq, } /* Done receiving requested capabilities, query IP offload support */ - if (atomic_read(&adapter->running_cap_crqs) == 0) { - adapter->wait_capability = false; + if (atomic_read(&adapter->running_cap_crqs) == 0) send_query_ip_offload(adapter); - } } static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, @@ -5136,10 +5266,8 @@ static void handle_query_cap_rsp(union ibmvnic_crq *crq, } out: - if (atomic_read(&adapter->running_cap_crqs) == 0) { - adapter->wait_capability = false; + if (atomic_read(&adapter->running_cap_crqs) == 0) send_request_cap(adapter, 0); - } } static int send_query_phys_parms(struct ibmvnic_adapter *adapter) @@ -5271,9 +5399,9 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, } if (!completion_done(&adapter->init_done)) { - complete(&adapter->init_done); if (!adapter->init_done_rc) adapter->init_done_rc = -EAGAIN; + complete(&adapter->init_done); } break; @@ -5296,6 +5424,13 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, adapter->fw_done_rc = -EIO; complete(&adapter->fw_done); } + + /* if we got here during crq-init, retry crq-init */ + if (!completion_done(&adapter->init_done)) { + adapter->init_done_rc = -EAGAIN; + complete(&adapter->init_done); + } + if (!completion_done(&adapter->stats_done)) complete(&adapter->stats_done); if (test_bit(0, &adapter->resetting)) @@ -5435,33 +5570,21 @@ static void ibmvnic_tasklet(struct tasklet_struct *t) struct ibmvnic_crq_queue *queue = &adapter->crq; union ibmvnic_crq *crq; unsigned long flags; - bool done = false; spin_lock_irqsave(&queue->lock, flags); - while (!done) { - /* Pull all the valid messages off the CRQ */ - while ((crq = ibmvnic_next_crq(adapter)) != NULL) { - /* This barrier makes sure ibmvnic_next_crq()'s - * crq->generic.first & IBMVNIC_CRQ_CMD_RSP is loaded - * before ibmvnic_handle_crq()'s - * switch(gen_crq->first) and switch(gen_crq->cmd). - */ - dma_rmb(); - ibmvnic_handle_crq(crq, adapter); - crq->generic.first = 0; - } - /* remain in tasklet until all - * capabilities responses are received + /* Pull all the valid messages off the CRQ */ + while ((crq = ibmvnic_next_crq(adapter)) != NULL) { + /* This barrier makes sure ibmvnic_next_crq()'s + * crq->generic.first & IBMVNIC_CRQ_CMD_RSP is loaded + * before ibmvnic_handle_crq()'s + * switch(gen_crq->first) and switch(gen_crq->cmd). */ - if (!adapter->wait_capability) - done = true; + dma_rmb(); + ibmvnic_handle_crq(crq, adapter); + crq->generic.first = 0; } - /* if capabilities CRQ's were sent in this tasklet, the following - * tasklet must wait until all responses are received - */ - if (atomic_read(&adapter->running_cap_crqs) != 0) - adapter->wait_capability = true; + spin_unlock_irqrestore(&queue->lock, flags); } @@ -5624,10 +5747,6 @@ static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter, bool reset) adapter->from_passive_init = false; - if (reset) - reinit_completion(&adapter->init_done); - - adapter->init_done_rc = 0; rc = ibmvnic_send_crq_init(adapter); if (rc) { dev_err(dev, "Send crq init failed with error %d\n", rc); @@ -5641,12 +5760,14 @@ static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter, bool reset) if (adapter->init_done_rc) { release_crq_queue(adapter); + dev_err(dev, "CRQ-init failed, %d\n", adapter->init_done_rc); return adapter->init_done_rc; } if (adapter->from_passive_init) { adapter->state = VNIC_OPEN; adapter->from_passive_init = false; + dev_err(dev, "CRQ-init failed, passive-init\n"); return -EINVAL; } @@ -5686,6 +5807,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) struct ibmvnic_adapter *adapter; struct net_device *netdev; unsigned char *mac_addr_p; + unsigned long flags; bool init_success; int rc; @@ -5730,6 +5852,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) spin_lock_init(&adapter->rwi_lock); spin_lock_init(&adapter->state_lock); mutex_init(&adapter->fw_lock); + init_completion(&adapter->probe_done); init_completion(&adapter->init_done); init_completion(&adapter->fw_done); init_completion(&adapter->reset_done); @@ -5740,6 +5863,33 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) init_success = false; do { + reinit_init_done(adapter); + + /* clear any failovers we got in the previous pass + * since we are reinitializing the CRQ + */ + adapter->failover_pending = false; + + /* If we had already initialized CRQ, we may have one or + * more resets queued already. Discard those and release + * the CRQ before initializing the CRQ again. + */ + release_crq_queue(adapter); + + /* Since we are still in PROBING state, __ibmvnic_reset() + * will not access the ->rwi_list and since we released CRQ, + * we won't get _new_ transport events. But there maybe an + * ongoing ibmvnic_reset() call. So serialize access to + * rwi_list. If we win the race, ibvmnic_reset() could add + * a reset after we purged but thats ok - we just may end + * up with an extra reset (i.e similar to having two or more + * resets in the queue at once). + * CHECK. + */ + spin_lock_irqsave(&adapter->rwi_lock, flags); + flush_reset_queue(adapter); + spin_unlock_irqrestore(&adapter->rwi_lock, flags); + rc = init_crq_queue(adapter); if (rc) { dev_err(&dev->dev, "Couldn't initialize crq. rc=%d\n", @@ -5771,12 +5921,6 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) goto ibmvnic_dev_file_err; netif_carrier_off(netdev); - rc = register_netdev(netdev); - if (rc) { - dev_err(&dev->dev, "failed to register netdev rc=%d\n", rc); - goto ibmvnic_register_fail; - } - dev_info(&dev->dev, "ibmvnic registered\n"); if (init_success) { adapter->state = VNIC_PROBED; @@ -5789,6 +5933,16 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) adapter->wait_for_reset = false; adapter->last_reset_time = jiffies; + + rc = register_netdev(netdev); + if (rc) { + dev_err(&dev->dev, "failed to register netdev rc=%d\n", rc); + goto ibmvnic_register_fail; + } + dev_info(&dev->dev, "ibmvnic registered\n"); + + complete(&adapter->probe_done); + return 0; ibmvnic_register_fail: @@ -5803,6 +5957,17 @@ ibmvnic_stats_fail: ibmvnic_init_fail: release_sub_crqs(adapter, 1); release_crq_queue(adapter); + + /* cleanup worker thread after releasing CRQ so we don't get + * transport events (i.e new work items for the worker thread). + */ + adapter->state = VNIC_REMOVING; + complete(&adapter->probe_done); + flush_work(&adapter->ibmvnic_reset); + flush_delayed_work(&adapter->ibmvnic_delayed_reset); + + flush_reset_queue(adapter); + mutex_destroy(&adapter->fw_lock); free_netdev(netdev); @@ -5879,10 +6044,14 @@ static ssize_t failover_store(struct device *dev, struct device_attribute *attr, be64_to_cpu(session_token)); rc = plpar_hcall_norets(H_VIOCTL, adapter->vdev->unit_address, H_SESSION_ERR_DETECTED, session_token, 0, 0); - if (rc) + if (rc) { netdev_err(netdev, "H_VIOCTL initiated failover failed, rc %ld\n", rc); + goto last_resort; + } + + return count; last_resort: netdev_dbg(netdev, "Trying to send CRQ_CMD, the last resort\n"); diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index 4a8f36e0ab07..fa2d607a7b1b 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -919,7 +919,6 @@ struct ibmvnic_adapter { int login_rsp_buf_sz; atomic_t running_cap_crqs; - bool wait_capability; struct ibmvnic_sub_crq_queue **tx_scrq ____cacheline_aligned; struct ibmvnic_sub_crq_queue **rx_scrq ____cacheline_aligned; @@ -931,6 +930,7 @@ struct ibmvnic_adapter { struct ibmvnic_tx_pool *tx_pool; struct ibmvnic_tx_pool *tso_pool; + struct completion probe_done; struct completion init_done; int init_done_rc; diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index c3def0ee7788..8d06c9d8ff8b 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -115,7 +115,8 @@ enum e1000_boards { board_pch_lpt, board_pch_spt, board_pch_cnp, - board_pch_tgp + board_pch_tgp, + board_pch_adp }; struct e1000_ps_page { @@ -502,6 +503,7 @@ extern const struct e1000_info e1000_pch_lpt_info; extern const struct e1000_info e1000_pch_spt_info; extern const struct e1000_info e1000_pch_cnp_info; extern const struct e1000_info e1000_pch_tgp_info; +extern const struct e1000_info e1000_pch_adp_info; extern const struct e1000_info e1000_es2_info; void e1000e_ptp_init(struct e1000_adapter *adapter); diff --git a/drivers/net/ethernet/intel/e1000e/hw.h b/drivers/net/ethernet/intel/e1000e/hw.h index bcf680e83811..13382df2f2ef 100644 --- a/drivers/net/ethernet/intel/e1000e/hw.h +++ b/drivers/net/ethernet/intel/e1000e/hw.h @@ -630,6 +630,7 @@ struct e1000_phy_info { bool disable_polarity_correction; bool is_mdix; bool polarity_correction; + bool reset_disable; bool speed_downgraded; bool autoneg_wait_to_complete; }; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 5e4fc9b4e2ad..d60e2016d03c 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -2050,6 +2050,10 @@ static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw) bool blocked = false; int i = 0; + /* Check the PHY (LCD) reset flag */ + if (hw->phy.reset_disable) + return true; + while ((blocked = !(er32(FWSM) & E1000_ICH_FWSM_RSPCIPHY)) && (i++ < 30)) usleep_range(10000, 11000); @@ -4136,9 +4140,9 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw) return ret_val; if (!(data & valid_csum_mask)) { - e_dbg("NVM Checksum Invalid\n"); + e_dbg("NVM Checksum valid bit not set\n"); - if (hw->mac.type < e1000_pch_cnp) { + if (hw->mac.type < e1000_pch_tgp) { data |= valid_csum_mask; ret_val = e1000_write_nvm(hw, word, 1, &data); if (ret_val) @@ -6021,3 +6025,23 @@ const struct e1000_info e1000_pch_tgp_info = { .phy_ops = &ich8_phy_ops, .nvm_ops = &spt_nvm_ops, }; + +const struct e1000_info e1000_pch_adp_info = { + .mac = e1000_pch_adp, + .flags = FLAG_IS_ICH + | FLAG_HAS_WOL + | FLAG_HAS_HW_TIMESTAMP + | FLAG_HAS_CTRLEXT_ON_LOAD + | FLAG_HAS_AMT + | FLAG_HAS_FLASH + | FLAG_HAS_JUMBO_FRAMES + | FLAG_APME_IN_WUC, + .flags2 = FLAG2_HAS_PHY_STATS + | FLAG2_HAS_EEE, + .pba = 26, + .max_hw_frame_size = 9022, + .get_variants = e1000_get_variants_ich8lan, + .mac_ops = &ich8_mac_ops, + .phy_ops = &ich8_phy_ops, + .nvm_ops = &spt_nvm_ops, +}; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index 2504b11c3169..638a3ddd7ada 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -271,6 +271,7 @@ #define I217_CGFREG_ENABLE_MTA_RESET 0x0002 #define I217_MEMPWR PHY_REG(772, 26) #define I217_MEMPWR_DISABLE_SMB_RELEASE 0x0010 +#define I217_MEMPWR_MOEM 0x1000 /* Receive Address Initial CRC Calculation */ #define E1000_PCH_RAICC(_n) (0x05F50 + ((_n) * 4)) diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 635a95927e93..c5bdef3ffe26 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -52,6 +52,7 @@ static const struct e1000_info *e1000_info_tbl[] = { [board_pch_spt] = &e1000_pch_spt_info, [board_pch_cnp] = &e1000_pch_cnp_info, [board_pch_tgp] = &e1000_pch_tgp_info, + [board_pch_adp] = &e1000_pch_adp_info, }; struct e1000_reg_info { @@ -6341,7 +6342,8 @@ static void e1000e_s0ix_entry_flow(struct e1000_adapter *adapter) u32 mac_data; u16 phy_data; - if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID) { + if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID && + hw->mac.type >= e1000_pch_adp) { /* Request ME configure the device for S0ix */ mac_data = er32(H2ME); mac_data |= E1000_H2ME_START_DPG; @@ -6490,7 +6492,8 @@ static void e1000e_s0ix_exit_flow(struct e1000_adapter *adapter) u16 phy_data; u32 i = 0; - if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID) { + if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID && + hw->mac.type >= e1000_pch_adp) { /* Request ME unconfigure the device from S0ix */ mac_data = er32(H2ME); mac_data &= ~E1000_H2ME_START_DPG; @@ -6984,8 +6987,21 @@ static __maybe_unused int e1000e_pm_suspend(struct device *dev) struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev)); struct e1000_adapter *adapter = netdev_priv(netdev); struct pci_dev *pdev = to_pci_dev(dev); + struct e1000_hw *hw = &adapter->hw; + u16 phy_data; int rc; + if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID && + hw->mac.type >= e1000_pch_adp) { + /* Mask OEM Bits / Gig Disable / Restart AN (772_26[12] = 1) */ + e1e_rphy(hw, I217_MEMPWR, &phy_data); + phy_data |= I217_MEMPWR_MOEM; + e1e_wphy(hw, I217_MEMPWR, phy_data); + + /* Disable LCD reset */ + hw->phy.reset_disable = true; + } + e1000e_flush_lpic(pdev); e1000e_pm_freeze(dev); @@ -7007,6 +7023,8 @@ static __maybe_unused int e1000e_pm_resume(struct device *dev) struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev)); struct e1000_adapter *adapter = netdev_priv(netdev); struct pci_dev *pdev = to_pci_dev(dev); + struct e1000_hw *hw = &adapter->hw; + u16 phy_data; int rc; /* Introduce S0ix implementation */ @@ -7017,6 +7035,17 @@ static __maybe_unused int e1000e_pm_resume(struct device *dev) if (rc) return rc; + if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID && + hw->mac.type >= e1000_pch_adp) { + /* Unmask OEM Bits / Gig Disable / Restart AN 772_26[12] = 0 */ + e1e_rphy(hw, I217_MEMPWR, &phy_data); + phy_data &= ~I217_MEMPWR_MOEM; + e1e_wphy(hw, I217_MEMPWR, phy_data); + + /* Enable LCD reset */ + hw->phy.reset_disable = false; + } + return e1000e_pm_thaw(dev); } @@ -7898,22 +7927,22 @@ static const struct pci_device_id e1000_pci_tbl[] = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V14), board_pch_tgp }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM15), board_pch_tgp }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V15), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM23), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V23), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM22), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V22), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM20), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V20), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM21), board_pch_tgp }, - { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V21), board_pch_tgp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM23), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V23), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM22), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V22), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM20), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V20), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM21), board_pch_adp }, + { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V21), board_pch_adp }, { 0, 0, 0, 0, 0, 0, 0 } /* terminate list */ }; diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 4d939af0a626..80c5cecaf2b5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -144,6 +144,7 @@ enum i40e_state_t { __I40E_VIRTCHNL_OP_PENDING, __I40E_RECOVERY_MODE, __I40E_VF_RESETS_DISABLED, /* disable resets during i40e_remove */ + __I40E_IN_REMOVE, __I40E_VFS_RELEASING, /* This must be last as it determines the size of the BITMAP */ __I40E_STATE_SIZE__, @@ -174,7 +175,6 @@ enum i40e_interrupt_policy { struct i40e_lump_tracking { u16 num_entries; - u16 search_hint; u16 list[0]; #define I40E_PILE_VALID_BIT 0x8000 #define I40E_IWARP_IRQ_PILE_ID (I40E_PILE_VALID_BIT - 2) @@ -848,12 +848,12 @@ struct i40e_vsi { struct rtnl_link_stats64 net_stats_offsets; struct i40e_eth_stats eth_stats; struct i40e_eth_stats eth_stats_offsets; - u32 tx_restart; - u32 tx_busy; + u64 tx_restart; + u64 tx_busy; u64 tx_linearize; u64 tx_force_wb; - u32 rx_buf_failed; - u32 rx_page_failed; + u64 rx_buf_failed; + u64 rx_page_failed; /* These are containers of ring pointers, allocated at run-time */ struct i40e_ring **rx_rings; diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 2c1b1da1220e..9db5001297c7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -240,7 +240,7 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) (unsigned long int)vsi->net_stats_offsets.rx_compressed, (unsigned long int)vsi->net_stats_offsets.tx_compressed); dev_info(&pf->pdev->dev, - " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", + " tx_restart = %llu, tx_busy = %llu, rx_buf_failed = %llu, rx_page_failed = %llu\n", vsi->tx_restart, vsi->tx_busy, vsi->rx_buf_failed, vsi->rx_page_failed); rcu_read_lock(); @@ -742,10 +742,8 @@ static void i40e_dbg_dump_vf(struct i40e_pf *pf, int vf_id) vsi = pf->vsi[vf->lan_vsi_idx]; dev_info(&pf->pdev->dev, "vf %2d: VSI id=%d, seid=%d, qps=%d\n", vf_id, vf->lan_vsi_id, vsi->seid, vf->num_queue_pairs); - dev_info(&pf->pdev->dev, " num MDD=%lld, invalid msg=%lld, valid msg=%lld\n", - vf->num_mdd_events, - vf->num_invalid_msgs, - vf->num_valid_msgs); + dev_info(&pf->pdev->dev, " num MDD=%lld\n", + vf->num_mdd_events); } else { dev_info(&pf->pdev->dev, "invalid VF id %d\n", vf_id); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 2a3d8aef7f4e..31b03fe78d3b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -196,10 +196,6 @@ int i40e_free_virt_mem_d(struct i40e_hw *hw, struct i40e_virt_mem *mem) * @id: an owner id to stick on the items assigned * * Returns the base item index of the lump, or negative for error - * - * The search_hint trick and lack of advanced fit-finding only work - * because we're highly likely to have all the same size lump requests. - * Linear search time and any fragmentation should be minimal. **/ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, u16 needed, u16 id) @@ -214,8 +210,21 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, return -EINVAL; } - /* start the linear search with an imperfect hint */ - i = pile->search_hint; + /* Allocate last queue in the pile for FDIR VSI queue + * so it doesn't fragment the qp_pile + */ + if (pile == pf->qp_pile && pf->vsi[id]->type == I40E_VSI_FDIR) { + if (pile->list[pile->num_entries - 1] & I40E_PILE_VALID_BIT) { + dev_err(&pf->pdev->dev, + "Cannot allocate queue %d for I40E_VSI_FDIR\n", + pile->num_entries - 1); + return -ENOMEM; + } + pile->list[pile->num_entries - 1] = id | I40E_PILE_VALID_BIT; + return pile->num_entries - 1; + } + + i = 0; while (i < pile->num_entries) { /* skip already allocated entries */ if (pile->list[i] & I40E_PILE_VALID_BIT) { @@ -234,7 +243,6 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, for (j = 0; j < needed; j++) pile->list[i+j] = id | I40E_PILE_VALID_BIT; ret = i; - pile->search_hint = i + j; break; } @@ -257,7 +265,7 @@ static int i40e_put_lump(struct i40e_lump_tracking *pile, u16 index, u16 id) { int valid_id = (id | I40E_PILE_VALID_BIT); int count = 0; - int i; + u16 i; if (!pile || index >= pile->num_entries) return -EINVAL; @@ -269,8 +277,6 @@ static int i40e_put_lump(struct i40e_lump_tracking *pile, u16 index, u16 id) count++; } - if (count && index < pile->search_hint) - pile->search_hint = index; return count; } @@ -772,9 +778,9 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi) struct rtnl_link_stats64 *ns; /* netdev stats */ struct i40e_eth_stats *oes; struct i40e_eth_stats *es; /* device's eth stats */ - u32 tx_restart, tx_busy; + u64 tx_restart, tx_busy; struct i40e_ring *p; - u32 rx_page, rx_buf; + u64 rx_page, rx_buf; u64 bytes, packets; unsigned int start; u64 tx_linearize; @@ -10574,15 +10580,9 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) } i40e_get_oem_version(&pf->hw); - if (test_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state) && - ((hw->aq.fw_maj_ver == 4 && hw->aq.fw_min_ver <= 33) || - hw->aq.fw_maj_ver < 4) && hw->mac.type == I40E_MAC_XL710) { - /* The following delay is necessary for 4.33 firmware and older - * to recover after EMP reset. 200 ms should suffice but we - * put here 300 ms to be sure that FW is ready to operate - * after reset. - */ - mdelay(300); + if (test_and_clear_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state)) { + /* The following delay is necessary for firmware update. */ + mdelay(1000); } /* re-verify the eeprom if we just had an EMP reset */ @@ -10853,6 +10853,9 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) { int ret; + + if (test_bit(__I40E_IN_REMOVE, pf->state)) + return; /* Now we wait for GRST to settle out. * We don't have to delete the VEBs or VSIs from the hw switch * because the reset will make them disappear. @@ -11792,7 +11795,6 @@ static int i40e_init_interrupt_scheme(struct i40e_pf *pf) return -ENOMEM; pf->irq_pile->num_entries = vectors; - pf->irq_pile->search_hint = 0; /* track first vector for misc interrupts, ignore return */ (void)i40e_get_lump(pf, pf->irq_pile, 1, I40E_PILE_VALID_BIT - 1); @@ -12213,6 +12215,8 @@ int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count) vsi->req_queue_pairs = queue_count; i40e_prep_for_reset(pf); + if (test_bit(__I40E_IN_REMOVE, pf->state)) + return pf->alloc_rss_size; pf->alloc_rss_size = new_rss_size; @@ -12595,7 +12599,6 @@ static int i40e_sw_init(struct i40e_pf *pf) goto sw_init_done; } pf->qp_pile->num_entries = pf->hw.func_caps.num_tx_qp; - pf->qp_pile->search_hint = 0; pf->tx_timeout_recovery_level = 1; @@ -13040,6 +13043,10 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, struct bpf_prog *prog, if (need_reset) i40e_prep_for_reset(pf); + /* VSI shall be deleted in a moment, just return EINVAL */ + if (test_bit(__I40E_IN_REMOVE, pf->state)) + return -EINVAL; + old_prog = xchg(&vsi->xdp_prog, prog); if (need_reset) { @@ -15930,8 +15937,13 @@ static void i40e_remove(struct pci_dev *pdev) i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), 0); i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), 0); - while (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state)) + /* Grab __I40E_RESET_RECOVERY_PENDING and set __I40E_IN_REMOVE + * flags, once they are set, i40e_rebuild should not be called as + * i40e_prep_for_reset always returns early. + */ + while (test_and_set_bit(__I40E_RESET_RECOVERY_PENDING, pf->state)) usleep_range(1000, 2000); + set_bit(__I40E_IN_REMOVE, pf->state); if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { set_bit(__I40E_VF_RESETS_DISABLED, pf->state); @@ -16130,6 +16142,9 @@ static void i40e_pci_error_reset_done(struct pci_dev *pdev) { struct i40e_pf *pf = pci_get_drvdata(pdev); + if (test_bit(__I40E_IN_REMOVE, pf->state)) + return; + i40e_reset_and_rebuild(pf, false, false); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_register.h b/drivers/net/ethernet/intel/i40e/i40e_register.h index 8d0588a27a05..1908eed4fa5e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_register.h +++ b/drivers/net/ethernet/intel/i40e/i40e_register.h @@ -413,6 +413,9 @@ #define I40E_VFINT_DYN_CTLN(_INTVF) (0x00024800 + ((_INTVF) * 4)) /* _i=0...511 */ /* Reset: VFR */ #define I40E_VFINT_DYN_CTLN_CLEARPBA_SHIFT 1 #define I40E_VFINT_DYN_CTLN_CLEARPBA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN_CLEARPBA_SHIFT) +#define I40E_VFINT_ICR0_ADMINQ_SHIFT 30 +#define I40E_VFINT_ICR0_ADMINQ_MASK I40E_MASK(0x1, I40E_VFINT_ICR0_ADMINQ_SHIFT) +#define I40E_VFINT_ICR0_ENA(_VF) (0x0002C000 + ((_VF) * 4)) /* _i=0...127 */ /* Reset: CORER */ #define I40E_VPINT_AEQCTL(_VF) (0x0002B800 + ((_VF) * 4)) /* _i=0...127 */ /* Reset: CORER */ #define I40E_VPINT_AEQCTL_MSIX_INDX_SHIFT 0 #define I40E_VPINT_AEQCTL_ITR_INDX_SHIFT 11 diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index b785d09c19f8..2606e8f0f19b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1377,6 +1377,32 @@ static i40e_status i40e_config_vf_promiscuous_mode(struct i40e_vf *vf, } /** + * i40e_sync_vfr_reset + * @hw: pointer to hw struct + * @vf_id: VF identifier + * + * Before trigger hardware reset, we need to know if no other process has + * reserved the hardware for any reset operations. This check is done by + * examining the status of the RSTAT1 register used to signal the reset. + **/ +static int i40e_sync_vfr_reset(struct i40e_hw *hw, int vf_id) +{ + u32 reg; + int i; + + for (i = 0; i < I40E_VFR_WAIT_COUNT; i++) { + reg = rd32(hw, I40E_VFINT_ICR0_ENA(vf_id)) & + I40E_VFINT_ICR0_ADMINQ_MASK; + if (reg) + return 0; + + usleep_range(100, 200); + } + + return -EAGAIN; +} + +/** * i40e_trigger_vf_reset * @vf: pointer to the VF structure * @flr: VFLR was issued or not @@ -1390,9 +1416,11 @@ static void i40e_trigger_vf_reset(struct i40e_vf *vf, bool flr) struct i40e_pf *pf = vf->pf; struct i40e_hw *hw = &pf->hw; u32 reg, reg_idx, bit_idx; + bool vf_active; + u32 radq; /* warn the VF */ - clear_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states); + vf_active = test_and_clear_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states); /* Disable VF's configuration API during reset. The flag is re-enabled * in i40e_alloc_vf_res(), when it's safe again to access VF's VSI. @@ -1406,7 +1434,19 @@ static void i40e_trigger_vf_reset(struct i40e_vf *vf, bool flr) * just need to clean up, so don't hit the VFRTRIG register. */ if (!flr) { - /* reset VF using VPGEN_VFRTRIG reg */ + /* Sync VFR reset before trigger next one */ + radq = rd32(hw, I40E_VFINT_ICR0_ENA(vf->vf_id)) & + I40E_VFINT_ICR0_ADMINQ_MASK; + if (vf_active && !radq) + /* waiting for finish reset by virtual driver */ + if (i40e_sync_vfr_reset(hw, vf->vf_id)) + dev_info(&pf->pdev->dev, + "Reset VF %d never finished\n", + vf->vf_id); + + /* Reset VF using VPGEN_VFRTRIG reg. It is also setting + * in progress state in rstat1 register. + */ reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); reg |= I40E_VPGEN_VFRTRIG_VFSWR_MASK; wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); @@ -1877,19 +1917,17 @@ sriov_configure_out: /***********************virtual channel routines******************/ /** - * i40e_vc_send_msg_to_vf_ex + * i40e_vc_send_msg_to_vf * @vf: pointer to the VF info * @v_opcode: virtual channel opcode * @v_retval: virtual channel return value * @msg: pointer to the msg buffer * @msglen: msg length - * @is_quiet: true for not printing unsuccessful return values, false otherwise * * send msg to VF **/ -static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode, - u32 v_retval, u8 *msg, u16 msglen, - bool is_quiet) +static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, + u32 v_retval, u8 *msg, u16 msglen) { struct i40e_pf *pf; struct i40e_hw *hw; @@ -1904,25 +1942,6 @@ static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode, hw = &pf->hw; abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; - /* single place to detect unsuccessful return values */ - if (v_retval && !is_quiet) { - vf->num_invalid_msgs++; - dev_info(&pf->pdev->dev, "VF %d failed opcode %d, retval: %d\n", - vf->vf_id, v_opcode, v_retval); - if (vf->num_invalid_msgs > - I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED) { - dev_err(&pf->pdev->dev, - "Number of invalid messages exceeded for VF %d\n", - vf->vf_id); - dev_err(&pf->pdev->dev, "Use PF Control I/F to enable the VF\n"); - set_bit(I40E_VF_STATE_DISABLED, &vf->vf_states); - } - } else { - vf->num_valid_msgs++; - /* reset the invalid counter, if a valid message is received. */ - vf->num_invalid_msgs = 0; - } - aq_ret = i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, msg, msglen, NULL); if (aq_ret) { @@ -1936,23 +1955,6 @@ static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode, } /** - * i40e_vc_send_msg_to_vf - * @vf: pointer to the VF info - * @v_opcode: virtual channel opcode - * @v_retval: virtual channel return value - * @msg: pointer to the msg buffer - * @msglen: msg length - * - * send msg to VF - **/ -static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, - u32 v_retval, u8 *msg, u16 msglen) -{ - return i40e_vc_send_msg_to_vf_ex(vf, v_opcode, v_retval, - msg, msglen, false); -} - -/** * i40e_vc_send_resp_to_vf * @vf: pointer to the VF info * @opcode: operation code @@ -2618,6 +2620,59 @@ error_param: } /** + * i40e_check_enough_queue - find big enough queue number + * @vf: pointer to the VF info + * @needed: the number of items needed + * + * Returns the base item index of the queue, or negative for error + **/ +static int i40e_check_enough_queue(struct i40e_vf *vf, u16 needed) +{ + unsigned int i, cur_queues, more, pool_size; + struct i40e_lump_tracking *pile; + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi; + + vsi = pf->vsi[vf->lan_vsi_idx]; + cur_queues = vsi->alloc_queue_pairs; + + /* if current allocated queues are enough for need */ + if (cur_queues >= needed) + return vsi->base_queue; + + pile = pf->qp_pile; + if (cur_queues > 0) { + /* if the allocated queues are not zero + * just check if there are enough queues for more + * behind the allocated queues. + */ + more = needed - cur_queues; + for (i = vsi->base_queue + cur_queues; + i < pile->num_entries; i++) { + if (pile->list[i] & I40E_PILE_VALID_BIT) + break; + + if (more-- == 1) + /* there is enough */ + return vsi->base_queue; + } + } + + pool_size = 0; + for (i = 0; i < pile->num_entries; i++) { + if (pile->list[i] & I40E_PILE_VALID_BIT) { + pool_size = 0; + continue; + } + if (needed <= ++pool_size) + /* there is enough */ + return i; + } + + return -ENOMEM; +} + +/** * i40e_vc_request_queues_msg * @vf: pointer to the VF info * @msg: pointer to the msg buffer @@ -2651,6 +2706,12 @@ static int i40e_vc_request_queues_msg(struct i40e_vf *vf, u8 *msg) req_pairs - cur_pairs, pf->queues_left); vfres->num_queue_pairs = pf->queues_left + cur_pairs; + } else if (i40e_check_enough_queue(vf, req_pairs) < 0) { + dev_warn(&pf->pdev->dev, + "VF %d requested %d more queues, but there is not enough for it.\n", + vf->vf_id, + req_pairs - cur_pairs); + vfres->num_queue_pairs = cur_pairs; } else { /* successful request */ vf->num_req_queues = req_pairs; @@ -2723,7 +2784,6 @@ error_param: * i40e_check_vf_permission * @vf: pointer to the VF info * @al: MAC address list from virtchnl - * @is_quiet: set true for printing msg without opcode info, false otherwise * * Check that the given list of MAC addresses is allowed. Will return -EPERM * if any address in the list is not valid. Checks the following conditions: @@ -2738,8 +2798,7 @@ error_param: * addresses might not be accurate. **/ static inline int i40e_check_vf_permission(struct i40e_vf *vf, - struct virtchnl_ether_addr_list *al, - bool *is_quiet) + struct virtchnl_ether_addr_list *al) { struct i40e_pf *pf = vf->pf; struct i40e_vsi *vsi = pf->vsi[vf->lan_vsi_idx]; @@ -2747,7 +2806,6 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, int mac2add_cnt = 0; int i; - *is_quiet = false; for (i = 0; i < al->num_elements; i++) { struct i40e_mac_filter *f; u8 *addr = al->list[i].addr; @@ -2771,7 +2829,6 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, !ether_addr_equal(addr, vf->default_lan_addr.addr)) { dev_err(&pf->pdev->dev, "VF attempting to override administratively set MAC address, bring down and up the VF interface to resume normal operation\n"); - *is_quiet = true; return -EPERM; } @@ -2822,7 +2879,6 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) (struct virtchnl_ether_addr_list *)msg; struct i40e_pf *pf = vf->pf; struct i40e_vsi *vsi = NULL; - bool is_quiet = false; i40e_status ret = 0; int i; @@ -2839,7 +2895,7 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) */ spin_lock_bh(&vsi->mac_filter_hash_lock); - ret = i40e_check_vf_permission(vf, al, &is_quiet); + ret = i40e_check_vf_permission(vf, al); if (ret) { spin_unlock_bh(&vsi->mac_filter_hash_lock); goto error_param; @@ -2877,8 +2933,8 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) error_param: /* send the response to the VF */ - return i40e_vc_send_msg_to_vf_ex(vf, VIRTCHNL_OP_ADD_ETH_ADDR, - ret, NULL, 0, is_quiet); + return i40e_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ADD_ETH_ADDR, + ret, NULL, 0); } /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 49575a640a84..a554d0a0b09b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -10,8 +10,6 @@ #define I40E_VIRTCHNL_SUPPORTED_QTYPES 2 -#define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED 10 - #define I40E_VLAN_PRIORITY_SHIFT 13 #define I40E_VLAN_MASK 0xFFF #define I40E_PRIORITY_MASK 0xE000 @@ -19,6 +17,7 @@ #define I40E_MAX_VF_PROMISC_FLAGS 3 #define I40E_VF_STATE_WAIT_COUNT 20 +#define I40E_VFR_WAIT_COUNT 100 /* Various queue ctrls */ enum i40e_queue_ctrl { @@ -91,9 +90,6 @@ struct i40e_vf { u8 num_queue_pairs; /* num of qps assigned to VF vsis */ u8 num_req_queues; /* num of requested qps */ u64 num_mdd_events; /* num of mdd events detected */ - /* num of continuous malformed or invalid msgs detected */ - u64 num_invalid_msgs; - u64 num_valid_msgs; /* num of valid msgs detected */ unsigned long vf_caps; /* vf's adv. capabilities */ unsigned long vf_states; /* vf's runtime states */ diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h index 59806d1f7e79..4babe4705a55 100644 --- a/drivers/net/ethernet/intel/iavf/iavf.h +++ b/drivers/net/ethernet/intel/iavf/iavf.h @@ -201,6 +201,10 @@ enum iavf_state_t { __IAVF_RUNNING, /* opened, working */ }; +enum iavf_critical_section_t { + __IAVF_IN_REMOVE_TASK, /* device being removed */ +}; + #define IAVF_CLOUD_FIELD_OMAC 0x01 #define IAVF_CLOUD_FIELD_IMAC 0x02 #define IAVF_CLOUD_FIELD_IVLAN 0x04 @@ -246,7 +250,6 @@ struct iavf_adapter { struct list_head mac_filter_list; struct mutex crit_lock; struct mutex client_lock; - struct mutex remove_lock; /* Lock to protect accesses to MAC and VLAN lists */ spinlock_t mac_vlan_list_lock; char misc_vector_name[IFNAMSIZ + 9]; @@ -284,6 +287,8 @@ struct iavf_adapter { #define IAVF_FLAG_LEGACY_RX BIT(15) #define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16) #define IAVF_FLAG_QUEUES_DISABLED BIT(17) +#define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18) +#define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20) /* duplicates for common code */ #define IAVF_FLAG_DCB_ENABLED 0 /* flags for admin queue service task */ diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 8125b9120615..8e644e9ed8da 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -302,8 +302,9 @@ static irqreturn_t iavf_msix_aq(int irq, void *data) rd32(hw, IAVF_VFINT_ICR01); rd32(hw, IAVF_VFINT_ICR0_ENA1); - /* schedule work on the private workqueue */ - queue_work(iavf_wq, &adapter->adminq_task); + if (adapter->state != __IAVF_REMOVE) + /* schedule work on the private workqueue */ + queue_work(iavf_wq, &adapter->adminq_task); return IRQ_HANDLED; } @@ -1136,8 +1137,7 @@ void iavf_down(struct iavf_adapter *adapter) rss->state = IAVF_ADV_RSS_DEL_REQUEST; spin_unlock_bh(&adapter->adv_rss_lock); - if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) && - adapter->state != __IAVF_RESETTING) { + if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED)) { /* cancel any current operation */ adapter->current_op = VIRTCHNL_OP_UNKNOWN; /* Schedule operations to close down the HW. Don't wait @@ -2120,7 +2120,7 @@ int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter) "Requested %d queues, but PF only gave us %d.\n", num_req_queues, adapter->vsi_res->num_queue_pairs); - adapter->flags |= IAVF_FLAG_REINIT_ITR_NEEDED; + adapter->flags |= IAVF_FLAG_REINIT_MSIX_NEEDED; adapter->num_req_queues = adapter->vsi_res->num_queue_pairs; iavf_schedule_reset(adapter); @@ -2374,17 +2374,22 @@ static void iavf_watchdog_task(struct work_struct *work) struct iavf_hw *hw = &adapter->hw; u32 reg_val; - if (!mutex_trylock(&adapter->crit_lock)) + if (!mutex_trylock(&adapter->crit_lock)) { + if (adapter->state == __IAVF_REMOVE) + return; + goto restart_watchdog; + } if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) iavf_change_state(adapter, __IAVF_COMM_FAILED); - if (adapter->flags & IAVF_FLAG_RESET_NEEDED && - adapter->state != __IAVF_RESETTING) { - iavf_change_state(adapter, __IAVF_RESETTING); + if (adapter->flags & IAVF_FLAG_RESET_NEEDED) { adapter->aq_required = 0; adapter->current_op = VIRTCHNL_OP_UNKNOWN; + mutex_unlock(&adapter->crit_lock); + queue_work(iavf_wq, &adapter->reset_task); + return; } switch (adapter->state) { @@ -2419,6 +2424,15 @@ static void iavf_watchdog_task(struct work_struct *work) msecs_to_jiffies(1)); return; case __IAVF_INIT_FAILED: + if (test_bit(__IAVF_IN_REMOVE_TASK, + &adapter->crit_section)) { + /* Do not update the state and do not reschedule + * watchdog task, iavf_remove should handle this state + * as it can loop forever + */ + mutex_unlock(&adapter->crit_lock); + return; + } if (++adapter->aq_wait_count > IAVF_AQ_MAX_ERR) { dev_err(&adapter->pdev->dev, "Failed to communicate with PF; waiting before retry\n"); @@ -2435,6 +2449,17 @@ static void iavf_watchdog_task(struct work_struct *work) queue_delayed_work(iavf_wq, &adapter->watchdog_task, HZ); return; case __IAVF_COMM_FAILED: + if (test_bit(__IAVF_IN_REMOVE_TASK, + &adapter->crit_section)) { + /* Set state to __IAVF_INIT_FAILED and perform remove + * steps. Remove IAVF_FLAG_PF_COMMS_FAILED so the task + * doesn't bring the state back to __IAVF_COMM_FAILED. + */ + iavf_change_state(adapter, __IAVF_INIT_FAILED); + adapter->flags &= ~IAVF_FLAG_PF_COMMS_FAILED; + mutex_unlock(&adapter->crit_lock); + return; + } reg_val = rd32(hw, IAVF_VFGEN_RSTAT) & IAVF_VFGEN_RSTAT_VFR_STATE_MASK; if (reg_val == VIRTCHNL_VFR_VFACTIVE || @@ -2507,7 +2532,8 @@ static void iavf_watchdog_task(struct work_struct *work) schedule_delayed_work(&adapter->client_task, msecs_to_jiffies(5)); mutex_unlock(&adapter->crit_lock); restart_watchdog: - queue_work(iavf_wq, &adapter->adminq_task); + if (adapter->state >= __IAVF_DOWN) + queue_work(iavf_wq, &adapter->adminq_task); if (adapter->aq_required) queue_delayed_work(iavf_wq, &adapter->watchdog_task, msecs_to_jiffies(20)); @@ -2601,13 +2627,13 @@ static void iavf_reset_task(struct work_struct *work) /* When device is being removed it doesn't make sense to run the reset * task, just return in such a case. */ - if (mutex_is_locked(&adapter->remove_lock)) - return; + if (!mutex_trylock(&adapter->crit_lock)) { + if (adapter->state != __IAVF_REMOVE) + queue_work(iavf_wq, &adapter->reset_task); - if (iavf_lock_timeout(&adapter->crit_lock, 200)) { - schedule_work(&adapter->reset_task); return; } + while (!mutex_trylock(&adapter->client_lock)) usleep_range(500, 1000); if (CLIENT_ENABLED(adapter)) { @@ -2662,6 +2688,7 @@ static void iavf_reset_task(struct work_struct *work) reg_val); iavf_disable_vf(adapter); mutex_unlock(&adapter->client_lock); + mutex_unlock(&adapter->crit_lock); return; /* Do not attempt to reinit. It's dead, Jim. */ } @@ -2670,8 +2697,7 @@ continue_reset: * ndo_open() returning, so we can't assume it means all our open * tasks have finished, since we're not holding the rtnl_lock here. */ - running = ((adapter->state == __IAVF_RUNNING) || - (adapter->state == __IAVF_RESETTING)); + running = adapter->state == __IAVF_RUNNING; if (running) { netdev->flags &= ~IFF_UP; @@ -2701,7 +2727,8 @@ continue_reset: err); adapter->aq_required = 0; - if (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED) { + if ((adapter->flags & IAVF_FLAG_REINIT_MSIX_NEEDED) || + (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED)) { err = iavf_reinit_interrupt_scheme(adapter); if (err) goto reset_err; @@ -2773,12 +2800,13 @@ continue_reset: if (err) goto reset_err; - if (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED) { + if ((adapter->flags & IAVF_FLAG_REINIT_MSIX_NEEDED) || + (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED)) { err = iavf_request_traffic_irqs(adapter, netdev->name); if (err) goto reset_err; - adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; + adapter->flags &= ~IAVF_FLAG_REINIT_MSIX_NEEDED; } iavf_configure(adapter); @@ -2793,6 +2821,9 @@ continue_reset: iavf_change_state(adapter, __IAVF_DOWN); wake_up(&adapter->down_waitqueue); } + + adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; + mutex_unlock(&adapter->client_lock); mutex_unlock(&adapter->crit_lock); @@ -2826,13 +2857,19 @@ static void iavf_adminq_task(struct work_struct *work) if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) goto out; + if (!mutex_trylock(&adapter->crit_lock)) { + if (adapter->state == __IAVF_REMOVE) + return; + + queue_work(iavf_wq, &adapter->adminq_task); + goto out; + } + event.buf_len = IAVF_MAX_AQ_BUF_SIZE; event.msg_buf = kzalloc(event.buf_len, GFP_KERNEL); if (!event.msg_buf) goto out; - if (iavf_lock_timeout(&adapter->crit_lock, 200)) - goto freedom; do { ret = iavf_clean_arq_element(hw, &event, &pending); v_op = (enum virtchnl_ops)le32_to_cpu(event.desc.cookie_high); @@ -2848,6 +2885,24 @@ static void iavf_adminq_task(struct work_struct *work) } while (pending); mutex_unlock(&adapter->crit_lock); + if ((adapter->flags & IAVF_FLAG_SETUP_NETDEV_FEATURES)) { + if (adapter->netdev_registered || + !test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section)) { + struct net_device *netdev = adapter->netdev; + + rtnl_lock(); + netdev_update_features(netdev); + rtnl_unlock(); + /* Request VLAN offload settings */ + if (VLAN_V2_ALLOWED(adapter)) + iavf_set_vlan_offload_features + (adapter, 0, netdev->features); + + iavf_set_queue_vlan_tag_loc(adapter); + } + + adapter->flags &= ~IAVF_FLAG_SETUP_NETDEV_FEATURES; + } if ((adapter->flags & (IAVF_FLAG_RESET_PENDING | IAVF_FLAG_RESET_NEEDED)) || adapter->state == __IAVF_RESETTING) @@ -3800,11 +3855,12 @@ static int iavf_close(struct net_device *netdev) struct iavf_adapter *adapter = netdev_priv(netdev); int status; - if (adapter->state <= __IAVF_DOWN_PENDING) - return 0; + mutex_lock(&adapter->crit_lock); - while (!mutex_trylock(&adapter->crit_lock)) - usleep_range(500, 1000); + if (adapter->state <= __IAVF_DOWN_PENDING) { + mutex_unlock(&adapter->crit_lock); + return 0; + } set_bit(__IAVF_VSI_DOWN, adapter->vsi.state); if (CLIENT_ENABLED(adapter)) @@ -3853,8 +3909,11 @@ static int iavf_change_mtu(struct net_device *netdev, int new_mtu) iavf_notify_client_l2_params(&adapter->vsi); adapter->flags |= IAVF_FLAG_SERVICE_CLIENT_REQUESTED; } - adapter->flags |= IAVF_FLAG_RESET_NEEDED; - queue_work(iavf_wq, &adapter->reset_task); + + if (netif_running(netdev)) { + adapter->flags |= IAVF_FLAG_RESET_NEEDED; + queue_work(iavf_wq, &adapter->reset_task); + } return 0; } @@ -4431,7 +4490,6 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) */ mutex_init(&adapter->crit_lock); mutex_init(&adapter->client_lock); - mutex_init(&adapter->remove_lock); mutex_init(&hw->aq.asq_mutex); mutex_init(&hw->aq.arq_mutex); @@ -4547,7 +4605,6 @@ static int __maybe_unused iavf_resume(struct device *dev_d) static void iavf_remove(struct pci_dev *pdev) { struct iavf_adapter *adapter = iavf_pdev_to_adapter(pdev); - enum iavf_state_t prev_state = adapter->last_state; struct net_device *netdev = adapter->netdev; struct iavf_fdir_fltr *fdir, *fdirtmp; struct iavf_vlan_filter *vlf, *vlftmp; @@ -4556,14 +4613,30 @@ static void iavf_remove(struct pci_dev *pdev) struct iavf_cloud_filter *cf, *cftmp; struct iavf_hw *hw = &adapter->hw; int err; - /* Indicate we are in remove and not to run reset_task */ - mutex_lock(&adapter->remove_lock); - cancel_work_sync(&adapter->reset_task); + + set_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section); + /* Wait until port initialization is complete. + * There are flows where register/unregister netdev may race. + */ + while (1) { + mutex_lock(&adapter->crit_lock); + if (adapter->state == __IAVF_RUNNING || + adapter->state == __IAVF_DOWN || + adapter->state == __IAVF_INIT_FAILED) { + mutex_unlock(&adapter->crit_lock); + break; + } + + mutex_unlock(&adapter->crit_lock); + usleep_range(500, 1000); + } cancel_delayed_work_sync(&adapter->watchdog_task); - cancel_delayed_work_sync(&adapter->client_task); + if (adapter->netdev_registered) { - unregister_netdev(netdev); + rtnl_lock(); + unregister_netdevice(netdev); adapter->netdev_registered = false; + rtnl_unlock(); } if (CLIENT_ALLOWED(adapter)) { err = iavf_lan_del_device(adapter); @@ -4572,6 +4645,10 @@ static void iavf_remove(struct pci_dev *pdev) err); } + mutex_lock(&adapter->crit_lock); + dev_info(&adapter->pdev->dev, "Remove device\n"); + iavf_change_state(adapter, __IAVF_REMOVE); + iavf_request_reset(adapter); msleep(50); /* If the FW isn't responding, kick it once, but only once. */ @@ -4579,37 +4656,24 @@ static void iavf_remove(struct pci_dev *pdev) iavf_request_reset(adapter); msleep(50); } - if (iavf_lock_timeout(&adapter->crit_lock, 5000)) - dev_warn(&adapter->pdev->dev, "failed to acquire crit_lock in %s\n", __FUNCTION__); - dev_info(&adapter->pdev->dev, "Removing device\n"); + iavf_misc_irq_disable(adapter); /* Shut down all the garbage mashers on the detention level */ - iavf_change_state(adapter, __IAVF_REMOVE); + cancel_work_sync(&adapter->reset_task); + cancel_delayed_work_sync(&adapter->watchdog_task); + cancel_work_sync(&adapter->adminq_task); + cancel_delayed_work_sync(&adapter->client_task); + adapter->aq_required = 0; adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; iavf_free_all_tx_resources(adapter); iavf_free_all_rx_resources(adapter); - iavf_misc_irq_disable(adapter); iavf_free_misc_irq(adapter); - /* In case we enter iavf_remove from erroneous state, free traffic irqs - * here, so as to not cause a kernel crash, when calling - * iavf_reset_interrupt_capability. - */ - if ((adapter->last_state == __IAVF_RESETTING && - prev_state != __IAVF_DOWN) || - (adapter->last_state == __IAVF_RUNNING && - !(netdev->flags & IFF_UP))) - iavf_free_traffic_irqs(adapter); - iavf_reset_interrupt_capability(adapter); iavf_free_q_vectors(adapter); - cancel_delayed_work_sync(&adapter->watchdog_task); - - cancel_work_sync(&adapter->adminq_task); - iavf_free_rss(adapter); if (hw->aq.asq.count) @@ -4621,8 +4685,6 @@ static void iavf_remove(struct pci_dev *pdev) mutex_destroy(&adapter->client_lock); mutex_unlock(&adapter->crit_lock); mutex_destroy(&adapter->crit_lock); - mutex_unlock(&adapter->remove_lock); - mutex_destroy(&adapter->remove_lock); iounmap(hw->hw_addr); pci_release_regions(pdev); diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c index 5ee1d118fd30..5263cefe46f5 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c +++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c @@ -1835,6 +1835,22 @@ void iavf_request_reset(struct iavf_adapter *adapter) } /** + * iavf_netdev_features_vlan_strip_set - update vlan strip status + * @netdev: ptr to netdev being adjusted + * @enable: enable or disable vlan strip + * + * Helper function to change vlan strip status in netdev->features. + */ +static void iavf_netdev_features_vlan_strip_set(struct net_device *netdev, + const bool enable) +{ + if (enable) + netdev->features |= NETIF_F_HW_VLAN_CTAG_RX; + else + netdev->features &= ~NETIF_F_HW_VLAN_CTAG_RX; +} + +/** * iavf_virtchnl_completion * @adapter: adapter structure * @v_opcode: opcode sent by PF @@ -2057,8 +2073,18 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, } break; case VIRTCHNL_OP_ENABLE_VLAN_STRIPPING: + dev_warn(&adapter->pdev->dev, "Changing VLAN Stripping is not allowed when Port VLAN is configured\n"); + /* Vlan stripping could not be enabled by ethtool. + * Disable it in netdev->features. + */ + iavf_netdev_features_vlan_strip_set(netdev, false); + break; case VIRTCHNL_OP_DISABLE_VLAN_STRIPPING: dev_warn(&adapter->pdev->dev, "Changing VLAN Stripping is not allowed when Port VLAN is configured\n"); + /* Vlan stripping could not be disabled by ethtool. + * Enable it in netdev->features. + */ + iavf_netdev_features_vlan_strip_set(netdev, true); break; default: dev_err(&adapter->pdev->dev, "PF returned error %d (%s) to our request %d\n", @@ -2146,29 +2172,7 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, sizeof(adapter->vlan_v2_caps))); iavf_process_config(adapter); - - /* unlock crit_lock before acquiring rtnl_lock as other - * processes holding rtnl_lock could be waiting for the same - * crit_lock - */ - mutex_unlock(&adapter->crit_lock); - /* VLAN capabilities can change during VFR, so make sure to - * update the netdev features with the new capabilities - */ - rtnl_lock(); - netdev_update_features(netdev); - rtnl_unlock(); - if (iavf_lock_timeout(&adapter->crit_lock, 10000)) - dev_warn(&adapter->pdev->dev, "failed to acquire crit_lock in %s\n", - __FUNCTION__); - - /* Request VLAN offload settings */ - if (VLAN_V2_ALLOWED(adapter)) - iavf_set_vlan_offload_features(adapter, 0, - netdev->features); - - iavf_set_queue_vlan_tag_loc(adapter); - + adapter->flags |= IAVF_FLAG_SETUP_NETDEV_FEATURES; } break; case VIRTCHNL_OP_ENABLE_QUEUES: @@ -2334,6 +2338,20 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, spin_unlock_bh(&adapter->adv_rss_lock); } break; + case VIRTCHNL_OP_ENABLE_VLAN_STRIPPING: + /* PF enabled vlan strip on this VF. + * Update netdev->features if needed to be in sync with ethtool. + */ + if (!v_retval) + iavf_netdev_features_vlan_strip_set(netdev, true); + break; + case VIRTCHNL_OP_DISABLE_VLAN_STRIPPING: + /* PF disabled vlan strip on this VF. + * Update netdev->features if needed to be in sync with ethtool. + */ + if (!v_retval) + iavf_netdev_features_vlan_strip_set(netdev, false); + break; default: if (adapter->current_op && (v_opcode != adapter->current_op)) dev_warn(&adapter->pdev->dev, "Expected response %d from PF, received %d\n", diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 4e16d185077d..bea1d1e39fa2 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -280,7 +280,6 @@ enum ice_pf_state { ICE_VFLR_EVENT_PENDING, ICE_FLTR_OVERFLOW_PROMISC, ICE_VF_DIS, - ICE_VF_DEINIT_IN_PROGRESS, ICE_CFG_BUSY, ICE_SERVICE_SCHED, ICE_SERVICE_DIS, @@ -483,6 +482,8 @@ enum ice_pf_flags { ICE_FLAG_VF_TRUE_PROMISC_ENA, ICE_FLAG_MDD_AUTO_RESET_VF, ICE_FLAG_LINK_LENIENT_MODE_ENA, + ICE_FLAG_PLUG_AUX_DEV, + ICE_FLAG_MTU_CHANGED, ICE_PF_FLAGS_NBITS /* must be last */ }; @@ -887,7 +888,7 @@ static inline void ice_set_rdma_cap(struct ice_pf *pf) if (pf->hw.func_caps.common_cap.rdma && pf->num_rdma_msix) { set_bit(ICE_FLAG_RDMA_ENA, pf->flags); set_bit(ICE_FLAG_AUX_ENA, pf->flags); - ice_plug_aux_dev(pf); + set_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags); } } @@ -897,7 +898,16 @@ static inline void ice_set_rdma_cap(struct ice_pf *pf) */ static inline void ice_clear_rdma_cap(struct ice_pf *pf) { - ice_unplug_aux_dev(pf); + /* We can directly unplug aux device here only if the flag bit + * ICE_FLAG_PLUG_AUX_DEV is not set because ice_unplug_aux_dev() + * could race with ice_plug_aux_dev() called from + * ice_service_task(). In this case we only clear that bit now and + * aux device will be unplugged later once ice_plug_aux_device() + * called from ice_service_task() finishes (see ice_service_task()). + */ + if (!test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) + ice_unplug_aux_dev(pf); + clear_bit(ICE_FLAG_RDMA_ENA, pf->flags); clear_bit(ICE_FLAG_AUX_ENA, pf->flags); } diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index 408d15a5b0e3..e2af99a763ed 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -3340,9 +3340,10 @@ ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, if (fec == ICE_FEC_AUTO && ice_fw_supports_link_override(hw) && !ice_fw_supports_report_dflt_cfg(hw)) { - struct ice_link_default_override_tlv tlv; + struct ice_link_default_override_tlv tlv = { 0 }; - if (ice_get_link_default_override(&tlv, pi)) + status = ice_get_link_default_override(&tlv, pi); + if (status) goto out; if (!(tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE) && diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c index 864692b157b6..73edc24d81d5 100644 --- a/drivers/net/ethernet/intel/ice/ice_eswitch.c +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c @@ -44,6 +44,7 @@ ice_eswitch_add_vf_mac_rule(struct ice_pf *pf, struct ice_vf *vf, const u8 *mac) ctrl_vsi->rxq_map[vf->vf_id]; rule_info.flags_info.act |= ICE_SINGLE_ACT_LB_ENABLE; rule_info.flags_info.act_valid = true; + rule_info.tun_type = ICE_SW_TUN_AND_NON_TUN; err = ice_add_adv_rule(hw, list, lkups_cnt, &rule_info, vf->repr->mac_rule); diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index e2e3ef7fba7f..a5dc9824e255 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -2298,7 +2298,7 @@ ice_set_link_ksettings(struct net_device *netdev, if (err) goto done; - curr_link_speed = pi->phy.link_info.link_speed; + curr_link_speed = pi->phy.curr_user_speed_req; adv_link_speed = ice_ksettings_find_adv_link_speed(ks); /* If speed didn't get set, set it to what it currently is. diff --git a/drivers/net/ethernet/intel/ice/ice_lag.c b/drivers/net/ethernet/intel/ice/ice_lag.c index e375ac849aec..4f954db01b92 100644 --- a/drivers/net/ethernet/intel/ice/ice_lag.c +++ b/drivers/net/ethernet/intel/ice/ice_lag.c @@ -204,11 +204,7 @@ ice_lag_unlink(struct ice_lag *lag, lag->upper_netdev = NULL; } - if (lag->peer_netdev) { - dev_put(lag->peer_netdev); - lag->peer_netdev = NULL; - } - + lag->peer_netdev = NULL; ice_set_sriov_cap(pf); ice_set_rdma_cap(pf); lag->bonded = false; @@ -216,6 +212,32 @@ ice_lag_unlink(struct ice_lag *lag, } /** + * ice_lag_unregister - handle netdev unregister events + * @lag: LAG info struct + * @netdev: netdev reporting the event + */ +static void ice_lag_unregister(struct ice_lag *lag, struct net_device *netdev) +{ + struct ice_pf *pf = lag->pf; + + /* check to see if this event is for this netdev + * check that we are in an aggregate + */ + if (netdev != lag->netdev || !lag->bonded) + return; + + if (lag->upper_netdev) { + dev_put(lag->upper_netdev); + lag->upper_netdev = NULL; + ice_set_sriov_cap(pf); + ice_set_rdma_cap(pf); + } + /* perform some cleanup in case we come back */ + lag->bonded = false; + lag->role = ICE_LAG_NONE; +} + +/** * ice_lag_changeupper_event - handle LAG changeupper event * @lag: LAG info struct * @ptr: opaque pointer data @@ -307,7 +329,7 @@ ice_lag_event_handler(struct notifier_block *notif_blk, unsigned long event, ice_lag_info_event(lag, ptr); break; case NETDEV_UNREGISTER: - ice_lag_unlink(lag, ptr); + ice_lag_unregister(lag, netdev); break; default: break; diff --git a/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h b/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h index d981dc6f2323..85a612838a89 100644 --- a/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h +++ b/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h @@ -568,6 +568,7 @@ struct ice_tx_ctx_desc { (0x3FFFFULL << ICE_TXD_CTX_QW1_TSO_LEN_S) #define ICE_TXD_CTX_QW1_MSS_S 50 +#define ICE_TXD_CTX_MIN_MSS 64 #define ICE_TXD_CTX_QW1_VSI_S 50 #define ICE_TXD_CTX_QW1_VSI_M (0x3FFULL << ICE_TXD_CTX_QW1_VSI_S) diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 0c187cf04fcf..53256aca27c7 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -1684,6 +1684,12 @@ static void ice_vsi_set_rss_flow_fld(struct ice_vsi *vsi) if (status) dev_dbg(dev, "ice_add_rss_cfg failed for sctp6 flow, vsi = %d, error = %d\n", vsi_num, status); + + status = ice_add_rss_cfg(hw, vsi_handle, ICE_FLOW_HASH_ESP_SPI, + ICE_FLOW_SEG_HDR_ESP); + if (status) + dev_dbg(dev, "ice_add_rss_cfg failed for esp/spi flow, vsi = %d, error = %d\n", + vsi_num, status); } /** diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 30814435f779..493942e910be 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -1799,7 +1799,9 @@ static void ice_handle_mdd_event(struct ice_pf *pf) * reset, so print the event prior to reset. */ ice_print_vf_rx_mdd_event(vf); + mutex_lock(&pf->vf[i].cfg_lock); ice_reset_vf(&pf->vf[i], false); + mutex_unlock(&pf->vf[i].cfg_lock); } } } @@ -2253,6 +2255,30 @@ static void ice_service_task(struct work_struct *work) return; } + if (test_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) { + /* Plug aux device per request */ + ice_plug_aux_dev(pf); + + /* Mark plugging as done but check whether unplug was + * requested during ice_plug_aux_dev() call + * (e.g. from ice_clear_rdma_cap()) and if so then + * plug aux device. + */ + if (!test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) + ice_unplug_aux_dev(pf); + } + + if (test_and_clear_bit(ICE_FLAG_MTU_CHANGED, pf->flags)) { + struct iidc_event *event; + + event = kzalloc(sizeof(*event), GFP_KERNEL); + if (event) { + set_bit(IIDC_EVENT_AFTER_MTU_CHANGE, event->type); + ice_send_event_to_aux(pf, event); + kfree(event); + } + } + ice_clean_adminq_subtask(pf); ice_check_media_subtask(pf); ice_check_for_hang_subtask(pf); @@ -3018,7 +3044,7 @@ static irqreturn_t ice_misc_intr(int __always_unused irq, void *data) struct iidc_event *event; ena_mask &= ~ICE_AUX_CRIT_ERR; - event = kzalloc(sizeof(*event), GFP_KERNEL); + event = kzalloc(sizeof(*event), GFP_ATOMIC); if (event) { set_bit(IIDC_EVENT_CRIT_ERR, event->type); /* report the entire OICR value to AUX driver */ @@ -6817,7 +6843,6 @@ static int ice_change_mtu(struct net_device *netdev, int new_mtu) struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_vsi *vsi = np->vsi; struct ice_pf *pf = vsi->back; - struct iidc_event *event; u8 count = 0; int err = 0; @@ -6852,14 +6877,6 @@ static int ice_change_mtu(struct net_device *netdev, int new_mtu) return -EBUSY; } - event = kzalloc(sizeof(*event), GFP_KERNEL); - if (!event) - return -ENOMEM; - - set_bit(IIDC_EVENT_BEFORE_MTU_CHANGE, event->type); - ice_send_event_to_aux(pf, event); - clear_bit(IIDC_EVENT_BEFORE_MTU_CHANGE, event->type); - netdev->mtu = (unsigned int)new_mtu; /* if VSI is up, bring it down and then back up */ @@ -6867,21 +6884,18 @@ static int ice_change_mtu(struct net_device *netdev, int new_mtu) err = ice_down(vsi); if (err) { netdev_err(netdev, "change MTU if_down err %d\n", err); - goto event_after; + return err; } err = ice_up(vsi); if (err) { netdev_err(netdev, "change MTU if_up err %d\n", err); - goto event_after; + return err; } } netdev_dbg(netdev, "changed MTU to %d\n", new_mtu); -event_after: - set_bit(IIDC_EVENT_AFTER_MTU_CHANGE, event->type); - ice_send_event_to_aux(pf, event); - kfree(event); + set_bit(ICE_FLAG_MTU_CHANGED, pf->flags); return err; } @@ -8525,6 +8539,7 @@ ice_features_check(struct sk_buff *skb, struct net_device __always_unused *netdev, netdev_features_t features) { + bool gso = skb_is_gso(skb); size_t len; /* No point in doing any of this if neither checksum nor GSO are @@ -8537,24 +8552,32 @@ ice_features_check(struct sk_buff *skb, /* We cannot support GSO if the MSS is going to be less than * 64 bytes. If it is then we need to drop support for GSO. */ - if (skb_is_gso(skb) && (skb_shinfo(skb)->gso_size < 64)) + if (gso && (skb_shinfo(skb)->gso_size < ICE_TXD_CTX_MIN_MSS)) features &= ~NETIF_F_GSO_MASK; - len = skb_network_header(skb) - skb->data; + len = skb_network_offset(skb); if (len > ICE_TXD_MACLEN_MAX || len & 0x1) goto out_rm_features; - len = skb_transport_header(skb) - skb_network_header(skb); + len = skb_network_header_len(skb); if (len > ICE_TXD_IPLEN_MAX || len & 0x1) goto out_rm_features; if (skb->encapsulation) { - len = skb_inner_network_header(skb) - skb_transport_header(skb); - if (len > ICE_TXD_L4LEN_MAX || len & 0x1) - goto out_rm_features; + /* this must work for VXLAN frames AND IPIP/SIT frames, and in + * the case of IPIP frames, the transport header pointer is + * after the inner header! So check to make sure that this + * is a GRE or UDP_TUNNEL frame before doing that math. + */ + if (gso && (skb_shinfo(skb)->gso_type & + (SKB_GSO_GRE | SKB_GSO_UDP_TUNNEL))) { + len = skb_inner_network_header(skb) - + skb_transport_header(skb); + if (len > ICE_TXD_L4LEN_MAX || len & 0x1) + goto out_rm_features; + } - len = skb_inner_transport_header(skb) - - skb_inner_network_header(skb); + len = skb_inner_network_header_len(skb); if (len > ICE_TXD_IPLEN_MAX || len & 0x1) goto out_rm_features; } diff --git a/drivers/net/ethernet/intel/ice/ice_protocol_type.h b/drivers/net/ethernet/intel/ice/ice_protocol_type.h index dc1b0e9e6df5..695b6dd61dc2 100644 --- a/drivers/net/ethernet/intel/ice/ice_protocol_type.h +++ b/drivers/net/ethernet/intel/ice/ice_protocol_type.h @@ -47,6 +47,7 @@ enum ice_protocol_type { enum ice_sw_tunnel_type { ICE_NON_TUN = 0, + ICE_SW_TUN_AND_NON_TUN, ICE_SW_TUN_VXLAN, ICE_SW_TUN_GENEVE, ICE_SW_TUN_NVGRE, diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index ae291d442539..000c39d163a2 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -1533,9 +1533,12 @@ exit: static int ice_ptp_adjtime_nonatomic(struct ptp_clock_info *info, s64 delta) { struct timespec64 now, then; + int ret; then = ns_to_timespec64(delta); - ice_ptp_gettimex64(info, &now, NULL); + ret = ice_ptp_gettimex64(info, &now, NULL); + if (ret) + return ret; now = timespec64_add(now, then); return ice_ptp_settime64(info, (const struct timespec64 *)&now); diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c index 11ae0bee3590..475ec2afa210 100644 --- a/drivers/net/ethernet/intel/ice/ice_switch.c +++ b/drivers/net/ethernet/intel/ice/ice_switch.c @@ -4537,6 +4537,7 @@ ice_get_compat_fv_bitmap(struct ice_hw *hw, struct ice_adv_rule_info *rinfo, case ICE_SW_TUN_NVGRE: prof_type = ICE_PROF_TUN_GRE; break; + case ICE_SW_TUN_AND_NON_TUN: default: prof_type = ICE_PROF_ALL; break; @@ -5305,7 +5306,8 @@ ice_add_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups, if (status) goto err_ice_add_adv_rule; - if (rinfo->tun_type != ICE_NON_TUN) { + if (rinfo->tun_type != ICE_NON_TUN && + rinfo->tun_type != ICE_SW_TUN_AND_NON_TUN) { status = ice_fill_adv_packet_tun(hw, rinfo->tun_type, s_rule->pdata.lkup_tx_rx.hdr, pkt_offsets); diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c index e8aab664270a..65cf32eb4046 100644 --- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c @@ -709,7 +709,7 @@ ice_tc_set_port(struct flow_match_ports match, fltr->flags |= ICE_TC_FLWR_FIELD_ENC_DEST_L4_PORT; else fltr->flags |= ICE_TC_FLWR_FIELD_DEST_L4_PORT; - fltr->flags |= ICE_TC_FLWR_FIELD_DEST_L4_PORT; + headers->l4_key.dst_port = match.key->dst; headers->l4_mask.dst_port = match.mask->dst; } @@ -718,7 +718,7 @@ ice_tc_set_port(struct flow_match_ports match, fltr->flags |= ICE_TC_FLWR_FIELD_ENC_SRC_L4_PORT; else fltr->flags |= ICE_TC_FLWR_FIELD_SRC_L4_PORT; - fltr->flags |= ICE_TC_FLWR_FIELD_SRC_L4_PORT; + headers->l4_key.src_port = match.key->src; headers->l4_mask.src_port = match.mask->src; } diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index 39b80124d282..1be3cd4b2bef 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -500,8 +500,6 @@ void ice_free_vfs(struct ice_pf *pf) struct ice_hw *hw = &pf->hw; unsigned int tmp, i; - set_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state); - if (!pf->vf) return; @@ -519,22 +517,26 @@ void ice_free_vfs(struct ice_pf *pf) else dev_warn(dev, "VFs are assigned - not disabling SR-IOV\n"); - /* Avoid wait time by stopping all VFs at the same time */ - ice_for_each_vf(pf, i) - ice_dis_vf_qs(&pf->vf[i]); - tmp = pf->num_alloc_vfs; pf->num_qps_per_vf = 0; pf->num_alloc_vfs = 0; for (i = 0; i < tmp; i++) { - if (test_bit(ICE_VF_STATE_INIT, pf->vf[i].vf_states)) { + struct ice_vf *vf = &pf->vf[i]; + + mutex_lock(&vf->cfg_lock); + + ice_dis_vf_qs(vf); + + if (test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { /* disable VF qp mappings and set VF disable state */ - ice_dis_vf_mappings(&pf->vf[i]); - set_bit(ICE_VF_STATE_DIS, pf->vf[i].vf_states); - ice_free_vf_res(&pf->vf[i]); + ice_dis_vf_mappings(vf); + set_bit(ICE_VF_STATE_DIS, vf->vf_states); + ice_free_vf_res(vf); } - mutex_destroy(&pf->vf[i].cfg_lock); + mutex_unlock(&vf->cfg_lock); + + mutex_destroy(&vf->cfg_lock); } if (ice_sriov_free_msix_res(pf)) @@ -570,7 +572,6 @@ void ice_free_vfs(struct ice_pf *pf) i); clear_bit(ICE_VF_DIS, pf->state); - clear_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state); clear_bit(ICE_FLAG_SRIOV_ENA, pf->flags); } @@ -1498,6 +1499,8 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) ice_for_each_vf(pf, v) { vf = &pf->vf[v]; + mutex_lock(&vf->cfg_lock); + vf->driver_caps = 0; ice_vc_set_default_allowlist(vf); @@ -1512,6 +1515,8 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) ice_vf_pre_vsi_rebuild(vf); ice_vf_rebuild_vsi(vf); ice_vf_post_vsi_rebuild(vf); + + mutex_unlock(&vf->cfg_lock); } if (ice_is_eswitch_mode_switchdev(pf)) @@ -1562,6 +1567,8 @@ bool ice_reset_vf(struct ice_vf *vf, bool is_vflr) u32 reg; int i; + lockdep_assert_held(&vf->cfg_lock); + dev = ice_pf_to_dev(pf); if (test_bit(ICE_VF_RESETS_DISABLED, pf->state)) { @@ -2061,9 +2068,12 @@ void ice_process_vflr_event(struct ice_pf *pf) bit_idx = (hw->func_caps.vf_base_id + vf_id) % 32; /* read GLGEN_VFLRSTAT register to find out the flr VFs */ reg = rd32(hw, GLGEN_VFLRSTAT(reg_idx)); - if (reg & BIT(bit_idx)) + if (reg & BIT(bit_idx)) { /* GLGEN_VFLRSTAT bit will be cleared in ice_reset_vf */ + mutex_lock(&vf->cfg_lock); ice_reset_vf(vf, true); + mutex_unlock(&vf->cfg_lock); + } } } @@ -2140,7 +2150,9 @@ ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event) if (!vf) return; + mutex_lock(&vf->cfg_lock); ice_vc_reset_vf(vf); + mutex_unlock(&vf->cfg_lock); } /** @@ -2170,24 +2182,6 @@ ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode, dev = ice_pf_to_dev(pf); - /* single place to detect unsuccessful return values */ - if (v_retval) { - vf->num_inval_msgs++; - dev_info(dev, "VF %d failed opcode %d, retval: %d\n", vf->vf_id, - v_opcode, v_retval); - if (vf->num_inval_msgs > ICE_DFLT_NUM_INVAL_MSGS_ALLOWED) { - dev_err(dev, "Number of invalid messages exceeded for VF %d\n", - vf->vf_id); - dev_err(dev, "Use PF Control I/F to enable the VF\n"); - set_bit(ICE_VF_STATE_DIS, vf->vf_states); - return -EIO; - } - } else { - vf->num_valid_msgs++; - /* reset the invalid counter, if a valid message is received. */ - vf->num_inval_msgs = 0; - } - aq_ret = ice_aq_send_msg_to_vf(&pf->hw, vf->vf_id, v_opcode, v_retval, msg, msglen, NULL); if (aq_ret && pf->hw.mailboxq.sq_last_status != ICE_AQ_RC_ENOSYS) { @@ -4625,10 +4619,6 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event) struct device *dev; int err = 0; - /* if de-init is underway, don't process messages from VF */ - if (test_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state)) - return; - dev = ice_pf_to_dev(pf); if (ice_validate_vf_id(pf, vf_id)) { err = -EINVAL; diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h index 752487a1bdd6..8f27255cc0cc 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h @@ -14,7 +14,6 @@ #define ICE_MAX_MACADDR_PER_VF 18 /* Malicious Driver Detection */ -#define ICE_DFLT_NUM_INVAL_MSGS_ALLOWED 10 #define ICE_MDD_EVENTS_THRESHOLD 30 /* Static VF transaction/status register def */ @@ -134,8 +133,6 @@ struct ice_vf { unsigned int max_tx_rate; /* Maximum Tx bandwidth limit in Mbps */ DECLARE_BITMAP(vf_states, ICE_VF_STATES_NBITS); /* VF runtime states */ - u64 num_inval_msgs; /* number of continuous invalid msgs */ - u64 num_valid_msgs; /* number of valid msgs detected */ unsigned long vf_caps; /* VF's adv. capabilities */ u8 num_req_qs; /* num of queue pairs requested by VF */ u16 num_mac; diff --git a/drivers/net/ethernet/intel/igc/igc_phy.c b/drivers/net/ethernet/intel/igc/igc_phy.c index 5cad31c3c7b0..40dbf4b43234 100644 --- a/drivers/net/ethernet/intel/igc/igc_phy.c +++ b/drivers/net/ethernet/intel/igc/igc_phy.c @@ -746,8 +746,6 @@ s32 igc_write_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 data) if (ret_val) return ret_val; ret_val = igc_write_phy_reg_mdic(hw, offset, data); - if (ret_val) - return ret_val; hw->phy.ops.release(hw); } else { ret_val = igc_write_xmdio_reg(hw, (u16)offset, dev_addr, @@ -779,8 +777,6 @@ s32 igc_read_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 *data) if (ret_val) return ret_val; ret_val = igc_read_phy_reg_mdic(hw, offset, data); - if (ret_val) - return ret_val; hw->phy.ops.release(hw); } else { ret_val = igc_read_xmdio_reg(hw, (u16)offset, dev_addr, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index b3fd8e5cd85b..6a5e9cf6b5da 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -390,12 +390,14 @@ static bool ixgbe_xmit_zc(struct ixgbe_ring *xdp_ring, unsigned int budget) u32 cmd_type; while (budget-- > 0) { - if (unlikely(!ixgbe_desc_unused(xdp_ring)) || - !netif_carrier_ok(xdp_ring->netdev)) { + if (unlikely(!ixgbe_desc_unused(xdp_ring))) { work_done = false; break; } + if (!netif_carrier_ok(xdp_ring->netdev)) + break; + if (!xsk_tx_peek_desc(pool, &desc)) break; diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 0015fcf1df2b..0f293acd17e8 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1984,14 +1984,15 @@ static void ixgbevf_set_rx_buffer_len(struct ixgbevf_adapter *adapter, if (adapter->flags & IXGBEVF_FLAGS_LEGACY_RX) return; - set_ring_build_skb_enabled(rx_ring); + if (PAGE_SIZE < 8192) + if (max_frame > IXGBEVF_MAX_FRAME_BUILD_SKB) + set_ring_uses_large_buffer(rx_ring); - if (PAGE_SIZE < 8192) { - if (max_frame <= IXGBEVF_MAX_FRAME_BUILD_SKB) - return; + /* 82599 can't rely on RXDCTL.RLPML to restrict the size of the frame */ + if (adapter->hw.mac.type == ixgbe_mac_82599_vf && !ring_uses_large_buffer(rx_ring)) + return; - set_ring_uses_large_buffer(rx_ring); - } + set_ring_build_skb_enabled(rx_ring); } /** diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c index 41d11137cde0..5712c3e94be8 100644 --- a/drivers/net/ethernet/lantiq_xrx200.c +++ b/drivers/net/ethernet/lantiq_xrx200.c @@ -260,9 +260,9 @@ static int xrx200_hw_receive(struct xrx200_chan *ch) if (ctl & LTQ_DMA_EOP) { ch->skb_head->protocol = eth_type_trans(ch->skb_head, net_dev); - netif_receive_skb(ch->skb_head); net_dev->stats.rx_packets++; net_dev->stats.rx_bytes += ch->skb_head->len; + netif_receive_skb(ch->skb_head); ch->skb_head = NULL; ch->skb_tail = NULL; ret = XRX200_DMA_PACKET_COMPLETE; diff --git a/drivers/net/ethernet/litex/Kconfig b/drivers/net/ethernet/litex/Kconfig index f99adbf26ab4..04345b929d8e 100644 --- a/drivers/net/ethernet/litex/Kconfig +++ b/drivers/net/ethernet/litex/Kconfig @@ -17,7 +17,7 @@ if NET_VENDOR_LITEX config LITEX_LITEETH tristate "LiteX Ethernet support" - depends on OF + depends on OF && HAS_IOMEM help If you wish to compile a kernel for hardware with a LiteX LiteEth device then you should answer Y to this. diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 105247582684..143ca8be5eb5 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -2704,6 +2704,16 @@ MODULE_DEVICE_TABLE(of, mv643xx_eth_shared_ids); static struct platform_device *port_platdev[3]; +static void mv643xx_eth_shared_of_remove(void) +{ + int n; + + for (n = 0; n < 3; n++) { + platform_device_del(port_platdev[n]); + port_platdev[n] = NULL; + } +} + static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev, struct device_node *pnp) { @@ -2740,7 +2750,9 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev, return -EINVAL; } - of_get_mac_address(pnp, ppd.mac_addr); + ret = of_get_mac_address(pnp, ppd.mac_addr); + if (ret) + return ret; mv643xx_eth_property(pnp, "tx-queue-size", ppd.tx_queue_size); mv643xx_eth_property(pnp, "tx-sram-addr", ppd.tx_sram_addr); @@ -2804,21 +2816,13 @@ static int mv643xx_eth_shared_of_probe(struct platform_device *pdev) ret = mv643xx_eth_shared_of_add_port(pdev, pnp); if (ret) { of_node_put(pnp); + mv643xx_eth_shared_of_remove(); return ret; } } return 0; } -static void mv643xx_eth_shared_of_remove(void) -{ - int n; - - for (n = 0; n < 3; n++) { - platform_device_del(port_platdev[n]); - port_platdev[n] = NULL; - } -} #else static inline int mv643xx_eth_shared_of_probe(struct platform_device *pdev) { diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 7cdbf8b8bbf6..1a835b48791b 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -6870,6 +6870,9 @@ static int mvpp2_port_probe(struct platform_device *pdev, dev->max_mtu = MVPP2_BM_JUMBO_PKT_SIZE; dev->dev.of_node = port_node; + port->pcs_gmac.ops = &mvpp2_phylink_gmac_pcs_ops; + port->pcs_xlg.ops = &mvpp2_phylink_xlg_pcs_ops; + if (!mvpp2_use_acpi_compat_mode(port_fwnode)) { port->phylink_config.dev = &dev->dev; port->phylink_config.type = PHYLINK_NETDEV; @@ -6940,9 +6943,6 @@ static int mvpp2_port_probe(struct platform_device *pdev, port->phylink_config.supported_interfaces); } - port->pcs_gmac.ops = &mvpp2_phylink_gmac_pcs_ops; - port->pcs_xlg.ops = &mvpp2_phylink_xlg_pcs_ops; - phylink = phylink_create(&port->phylink_config, port_fwnode, phy_mode, &mvpp2_phylink_ops); if (IS_ERR(phylink)) { diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c index 186d00a9ab35..3631d612aaca 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c @@ -1570,6 +1570,8 @@ static struct mac_ops cgx_mac_ops = { .mac_enadis_pause_frm = cgx_lmac_enadis_pause_frm, .mac_pause_frm_config = cgx_lmac_pause_frm_config, .mac_enadis_ptp_config = cgx_lmac_ptp_config, + .mac_rx_tx_enable = cgx_lmac_rx_tx_enable, + .mac_tx_enable = cgx_lmac_tx_enable, }; static int cgx_probe(struct pci_dev *pdev, const struct pci_device_id *id) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h b/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h index fc6e7423cbd8..b33e7d1d0851 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h @@ -107,6 +107,9 @@ struct mac_ops { void (*mac_enadis_ptp_config)(void *cgxd, int lmac_id, bool enable); + + int (*mac_rx_tx_enable)(void *cgxd, int lmac_id, bool enable); + int (*mac_tx_enable)(void *cgxd, int lmac_id, bool enable); }; struct cgx { diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h index 4e79e918a161..58e2aeebc14f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h @@ -732,6 +732,7 @@ enum nix_af_status { NIX_AF_ERR_BANDPROF_INVAL_REQ = -428, NIX_AF_ERR_CQ_CTX_WRITE_ERR = -429, NIX_AF_ERR_AQ_CTX_RETRY_WRITE = -430, + NIX_AF_ERR_LINK_CREDITS = -431, }; /* For NIX RX vtag action */ diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h b/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h index 0fe7ad35e36f..4180376fa676 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/npc_profile.h @@ -185,7 +185,6 @@ enum npc_kpu_parser_state { NPC_S_KPU2_QINQ, NPC_S_KPU2_ETAG, NPC_S_KPU2_EXDSA, - NPC_S_KPU2_NGIO, NPC_S_KPU2_CPT_CTAG, NPC_S_KPU2_CPT_QINQ, NPC_S_KPU3_CTAG, @@ -212,6 +211,7 @@ enum npc_kpu_parser_state { NPC_S_KPU5_NSH, NPC_S_KPU5_CPT_IP, NPC_S_KPU5_CPT_IP6, + NPC_S_KPU5_NGIO, NPC_S_KPU6_IP6_EXT, NPC_S_KPU6_IP6_HOP_DEST, NPC_S_KPU6_IP6_ROUT, @@ -1124,15 +1124,6 @@ static struct npc_kpu_profile_cam kpu1_cam_entries[] = { NPC_S_KPU1_ETHER, 0xff, NPC_ETYPE_CTAG, 0xffff, - NPC_ETYPE_NGIO, - 0xffff, - 0x0000, - 0x0000, - }, - { - NPC_S_KPU1_ETHER, 0xff, - NPC_ETYPE_CTAG, - 0xffff, NPC_ETYPE_CTAG, 0xffff, 0x0000, @@ -1968,6 +1959,15 @@ static struct npc_kpu_profile_cam kpu2_cam_entries[] = { }, { NPC_S_KPU2_CTAG, 0xff, + NPC_ETYPE_NGIO, + 0xffff, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { + NPC_S_KPU2_CTAG, 0xff, NPC_ETYPE_PPPOE, 0xffff, 0x0000, @@ -2750,15 +2750,6 @@ static struct npc_kpu_profile_cam kpu2_cam_entries[] = { 0x0000, }, { - NPC_S_KPU2_NGIO, 0xff, - 0x0000, - 0x0000, - 0x0000, - 0x0000, - 0x0000, - 0x0000, - }, - { NPC_S_KPU2_CPT_CTAG, 0xff, NPC_ETYPE_IP, 0xffff, @@ -5090,6 +5081,15 @@ static struct npc_kpu_profile_cam kpu5_cam_entries[] = { 0x0000, }, { + NPC_S_KPU5_NGIO, 0xff, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + 0x0000, + }, + { NPC_S_NA, 0X00, 0x0000, 0x0000, @@ -8425,14 +8425,6 @@ static struct npc_kpu_profile_action kpu1_action_entries[] = { { NPC_ERRLEV_RE, NPC_EC_NOERR, 8, 12, 0, 0, 0, - NPC_S_KPU2_NGIO, 12, 1, - NPC_LID_LA, NPC_LT_LA_ETHER, - 0, - 0, 0, 0, 0, - }, - { - NPC_ERRLEV_RE, NPC_EC_NOERR, - 8, 12, 0, 0, 0, NPC_S_KPU2_CTAG2, 12, 1, NPC_LID_LA, NPC_LT_LA_ETHER, NPC_F_LA_U_HAS_TAG | NPC_F_LA_L_WITH_VLAN, @@ -9196,6 +9188,14 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 2, 0, + NPC_S_KPU5_NGIO, 6, 1, + NPC_LID_LB, NPC_LT_LB_CTAG, + 0, + 0, 0, 0, 0, + }, + { + NPC_ERRLEV_RE, NPC_EC_NOERR, 8, 0, 6, 2, 0, NPC_S_KPU5_IP, 14, 1, NPC_LID_LB, NPC_LT_LB_PPPOE, @@ -9892,14 +9892,6 @@ static struct npc_kpu_profile_action kpu2_action_entries[] = { }, { NPC_ERRLEV_RE, NPC_EC_NOERR, - 0, 0, 0, 0, 1, - NPC_S_NA, 0, 1, - NPC_LID_LC, NPC_LT_LC_NGIO, - 0, - 0, 0, 0, 0, - }, - { - NPC_ERRLEV_RE, NPC_EC_NOERR, 8, 0, 6, 2, 0, NPC_S_KPU5_CPT_IP, 6, 1, NPC_LID_LB, NPC_LT_LB_CTAG, @@ -11974,6 +11966,14 @@ static struct npc_kpu_profile_action kpu5_action_entries[] = { 0, 0, 0, 0, }, { + NPC_ERRLEV_RE, NPC_EC_NOERR, + 0, 0, 0, 0, 1, + NPC_S_NA, 0, 1, + NPC_LID_LC, NPC_LT_LC_NGIO, + 0, + 0, 0, 0, 0, + }, + { NPC_ERRLEV_LC, NPC_EC_UNK, 0, 0, 0, 0, 1, NPC_S_NA, 0, 0, diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c index e695fa0e82a9..9ea2f6ac38ec 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c @@ -30,6 +30,8 @@ static struct mac_ops rpm_mac_ops = { .mac_enadis_pause_frm = rpm_lmac_enadis_pause_frm, .mac_pause_frm_config = rpm_lmac_pause_frm_config, .mac_enadis_ptp_config = rpm_lmac_ptp_config, + .mac_rx_tx_enable = rpm_lmac_rx_tx_enable, + .mac_tx_enable = rpm_lmac_tx_enable, }; struct mac_ops *rpm_get_mac_ops(void) @@ -54,6 +56,43 @@ int rpm_get_nr_lmacs(void *rpmd) return hweight8(rpm_read(rpm, 0, CGXX_CMRX_RX_LMACS) & 0xFULL); } +int rpm_lmac_tx_enable(void *rpmd, int lmac_id, bool enable) +{ + rpm_t *rpm = rpmd; + u64 cfg, last; + + if (!is_lmac_valid(rpm, lmac_id)) + return -ENODEV; + + cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG); + last = cfg; + if (enable) + cfg |= RPM_TX_EN; + else + cfg &= ~(RPM_TX_EN); + + if (cfg != last) + rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg); + return !!(last & RPM_TX_EN); +} + +int rpm_lmac_rx_tx_enable(void *rpmd, int lmac_id, bool enable) +{ + rpm_t *rpm = rpmd; + u64 cfg; + + if (!is_lmac_valid(rpm, lmac_id)) + return -ENODEV; + + cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG); + if (enable) + cfg |= RPM_RX_EN | RPM_TX_EN; + else + cfg &= ~(RPM_RX_EN | RPM_TX_EN); + rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg); + return 0; +} + void rpm_lmac_enadis_rx_pause_fwding(void *rpmd, int lmac_id, bool enable) { rpm_t *rpm = rpmd; @@ -252,23 +291,20 @@ int rpm_lmac_internal_loopback(void *rpmd, int lmac_id, bool enable) if (!rpm || lmac_id >= rpm->lmac_count) return -ENODEV; lmac_type = rpm->mac_ops->get_lmac_type(rpm, lmac_id); - if (lmac_type == LMAC_MODE_100G_R) { - cfg = rpm_read(rpm, lmac_id, RPMX_MTI_PCS100X_CONTROL1); - - if (enable) - cfg |= RPMX_MTI_PCS_LBK; - else - cfg &= ~RPMX_MTI_PCS_LBK; - rpm_write(rpm, lmac_id, RPMX_MTI_PCS100X_CONTROL1, cfg); - } else { - cfg = rpm_read(rpm, lmac_id, RPMX_MTI_LPCSX_CONTROL1); - if (enable) - cfg |= RPMX_MTI_PCS_LBK; - else - cfg &= ~RPMX_MTI_PCS_LBK; - rpm_write(rpm, lmac_id, RPMX_MTI_LPCSX_CONTROL1, cfg); + + if (lmac_type == LMAC_MODE_QSGMII || lmac_type == LMAC_MODE_SGMII) { + dev_err(&rpm->pdev->dev, "loopback not supported for LPC mode\n"); + return 0; } + cfg = rpm_read(rpm, lmac_id, RPMX_MTI_PCS100X_CONTROL1); + + if (enable) + cfg |= RPMX_MTI_PCS_LBK; + else + cfg &= ~RPMX_MTI_PCS_LBK; + rpm_write(rpm, lmac_id, RPMX_MTI_PCS100X_CONTROL1, cfg); + return 0; } diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.h b/drivers/net/ethernet/marvell/octeontx2/af/rpm.h index 57c8a687b488..ff580311edd0 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.h @@ -43,6 +43,8 @@ #define RPMX_MTI_STAT_DATA_HI_CDC 0x10038 #define RPM_LMAC_FWI 0xa +#define RPM_TX_EN BIT_ULL(0) +#define RPM_RX_EN BIT_ULL(1) /* Function Declarations */ int rpm_get_nr_lmacs(void *rpmd); @@ -57,4 +59,6 @@ int rpm_lmac_enadis_pause_frm(void *rpmd, int lmac_id, u8 tx_pause, int rpm_get_tx_stats(void *rpmd, int lmac_id, int idx, u64 *tx_stat); int rpm_get_rx_stats(void *rpmd, int lmac_id, int idx, u64 *rx_stat); void rpm_lmac_ptp_config(void *rpmd, int lmac_id, bool enable); +int rpm_lmac_rx_tx_enable(void *rpmd, int lmac_id, bool enable); +int rpm_lmac_tx_enable(void *rpmd, int lmac_id, bool enable); #endif /* RPM_H */ diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c index 3ca6b942ebe2..54e1b27a7dfe 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c @@ -520,8 +520,11 @@ static void rvu_block_reset(struct rvu *rvu, int blkaddr, u64 rst_reg) rvu_write64(rvu, blkaddr, rst_reg, BIT_ULL(0)); err = rvu_poll_reg(rvu, blkaddr, rst_reg, BIT_ULL(63), true); - if (err) - dev_err(rvu->dev, "HW block:%d reset failed\n", blkaddr); + if (err) { + dev_err(rvu->dev, "HW block:%d reset timeout retrying again\n", blkaddr); + while (rvu_poll_reg(rvu, blkaddr, rst_reg, BIT_ULL(63), true) == -EBUSY) + ; + } } static void rvu_reset_all_blocks(struct rvu *rvu) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h index 66e45d733824..5ed94cfb47d2 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h @@ -806,6 +806,7 @@ bool is_mac_feature_supported(struct rvu *rvu, int pf, int feature); u32 rvu_cgx_get_fifolen(struct rvu *rvu); void *rvu_first_cgx_pdata(struct rvu *rvu); int cgxlmac_to_pf(struct rvu *rvu, int cgx_id, int lmac_id); +int rvu_cgx_config_tx(void *cgxd, int lmac_id, bool enable); int npc_get_nixlf_mcam_index(struct npc_mcam *mcam, u16 pcifunc, int nixlf, int type); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c index 2ca182a4ce82..8a7ac5a8b821 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c @@ -441,16 +441,26 @@ void rvu_cgx_enadis_rx_bp(struct rvu *rvu, int pf, bool enable) int rvu_cgx_config_rxtx(struct rvu *rvu, u16 pcifunc, bool start) { int pf = rvu_get_pf(pcifunc); + struct mac_ops *mac_ops; u8 cgx_id, lmac_id; + void *cgxd; if (!is_cgx_config_permitted(rvu, pcifunc)) return LMAC_AF_ERR_PERM_DENIED; rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id); + cgxd = rvu_cgx_pdata(cgx_id, rvu); + mac_ops = get_mac_ops(cgxd); + + return mac_ops->mac_rx_tx_enable(cgxd, lmac_id, start); +} - cgx_lmac_rx_tx_enable(rvu_cgx_pdata(cgx_id, rvu), lmac_id, start); +int rvu_cgx_config_tx(void *cgxd, int lmac_id, bool enable) +{ + struct mac_ops *mac_ops; - return 0; + mac_ops = get_mac_ops(cgxd); + return mac_ops->mac_tx_enable(cgxd, lmac_id, enable); } void rvu_cgx_disable_dmac_entries(struct rvu *rvu, u16 pcifunc) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index a09a507369ac..d1eddb769a41 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -1224,6 +1224,8 @@ static void print_nix_cn10k_sq_ctx(struct seq_file *m, seq_printf(m, "W3: head_offset\t\t\t%d\nW3: smenq_next_sqb_vld\t\t%d\n\n", sq_ctx->head_offset, sq_ctx->smenq_next_sqb_vld); + seq_printf(m, "W3: smq_next_sq_vld\t\t%d\nW3: smq_pend\t\t\t%d\n", + sq_ctx->smq_next_sq_vld, sq_ctx->smq_pend); seq_printf(m, "W4: next_sqb \t\t\t%llx\n\n", sq_ctx->next_sqb); seq_printf(m, "W5: tail_sqb \t\t\t%llx\n\n", sq_ctx->tail_sqb); seq_printf(m, "W6: smenq_sqb \t\t\t%llx\n\n", sq_ctx->smenq_sqb); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index d8b1948aaa0a..97fb61915379 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -512,11 +512,11 @@ static int rvu_nix_get_bpid(struct rvu *rvu, struct nix_bp_cfg_req *req, cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST); lmac_chan_cnt = cfg & 0xFF; - cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST1); - sdp_chan_cnt = cfg & 0xFFF; - cgx_bpid_cnt = hw->cgx_links * lmac_chan_cnt; lbk_bpid_cnt = hw->lbk_links * ((cfg >> 16) & 0xFF); + + cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST1); + sdp_chan_cnt = cfg & 0xFFF; sdp_bpid_cnt = hw->sdp_links * sdp_chan_cnt; pfvf = rvu_get_pfvf(rvu, req->hdr.pcifunc); @@ -2068,8 +2068,8 @@ static int nix_smq_flush(struct rvu *rvu, int blkaddr, /* enable cgx tx if disabled */ if (is_pf_cgxmapped(rvu, pf)) { rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id); - restore_tx_en = !cgx_lmac_tx_enable(rvu_cgx_pdata(cgx_id, rvu), - lmac_id, true); + restore_tx_en = !rvu_cgx_config_tx(rvu_cgx_pdata(cgx_id, rvu), + lmac_id, true); } cfg = rvu_read64(rvu, blkaddr, NIX_AF_SMQX_CFG(smq)); @@ -2092,7 +2092,7 @@ static int nix_smq_flush(struct rvu *rvu, int blkaddr, rvu_cgx_enadis_rx_bp(rvu, pf, true); /* restore cgx tx state */ if (restore_tx_en) - cgx_lmac_tx_enable(rvu_cgx_pdata(cgx_id, rvu), lmac_id, false); + rvu_cgx_config_tx(rvu_cgx_pdata(cgx_id, rvu), lmac_id, false); return err; } @@ -3878,7 +3878,7 @@ nix_config_link_credits(struct rvu *rvu, int blkaddr, int link, /* Enable cgx tx if disabled for credits to be back */ if (is_pf_cgxmapped(rvu, pf)) { rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id); - restore_tx_en = !cgx_lmac_tx_enable(rvu_cgx_pdata(cgx_id, rvu), + restore_tx_en = !rvu_cgx_config_tx(rvu_cgx_pdata(cgx_id, rvu), lmac_id, true); } @@ -3891,8 +3891,8 @@ nix_config_link_credits(struct rvu *rvu, int blkaddr, int link, NIX_AF_TL1X_SW_XOFF(schq), BIT_ULL(0)); } - rc = -EBUSY; - poll_tmo = jiffies + usecs_to_jiffies(10000); + rc = NIX_AF_ERR_LINK_CREDITS; + poll_tmo = jiffies + usecs_to_jiffies(200000); /* Wait for credits to return */ do { if (time_after(jiffies, poll_tmo)) @@ -3918,7 +3918,7 @@ exit: /* Restore state of cgx tx */ if (restore_tx_en) - cgx_lmac_tx_enable(rvu_cgx_pdata(cgx_id, rvu), lmac_id, false); + rvu_cgx_config_tx(rvu_cgx_pdata(cgx_id, rvu), lmac_id, false); mutex_unlock(&rvu->rsrc_lock); return rc; diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c index c0005a1feee6..91f86d77cd41 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c @@ -402,6 +402,7 @@ static void npc_fixup_vf_rule(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, int index, struct mcam_entry *entry, bool *enable) { + struct rvu_npc_mcam_rule *rule; u16 owner, target_func; struct rvu_pfvf *pfvf; u64 rx_action; @@ -423,6 +424,12 @@ static void npc_fixup_vf_rule(struct rvu *rvu, struct npc_mcam *mcam, test_bit(NIXLF_INITIALIZED, &pfvf->flags))) *enable = false; + /* fix up not needed for the rules added by user(ntuple filters) */ + list_for_each_entry(rule, &mcam->mcam_rules, list) { + if (rule->entry == index) + return; + } + /* copy VF default entry action to the VF mcam entry */ rx_action = npc_get_default_entry_action(rvu, mcam, blkaddr, target_func); @@ -489,8 +496,8 @@ static void npc_config_mcam_entry(struct rvu *rvu, struct npc_mcam *mcam, } /* PF installing VF rule */ - if (intf == NIX_INTF_RX && actindex < mcam->bmap_entries) - npc_fixup_vf_rule(rvu, mcam, blkaddr, index, entry, &enable); + if (is_npc_intf_rx(intf) && actindex < mcam->bmap_entries) + npc_fixup_vf_rule(rvu, mcam, blkaddr, actindex, entry, &enable); /* Set 'action' */ rvu_write64(rvu, blkaddr, @@ -916,7 +923,8 @@ static void npc_update_vf_flow_entry(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, u16 pcifunc, u64 rx_action) { int actindex, index, bank, entry; - bool enable; + struct rvu_npc_mcam_rule *rule; + bool enable, update; if (!(pcifunc & RVU_PFVF_FUNC_MASK)) return; @@ -924,6 +932,14 @@ static void npc_update_vf_flow_entry(struct rvu *rvu, struct npc_mcam *mcam, mutex_lock(&mcam->lock); for (index = 0; index < mcam->bmap_entries; index++) { if (mcam->entry2target_pffunc[index] == pcifunc) { + update = true; + /* update not needed for the rules added via ntuple filters */ + list_for_each_entry(rule, &mcam->mcam_rules, list) { + if (rule->entry == index) + update = false; + } + if (!update) + continue; bank = npc_get_bank(mcam, index); actindex = index; entry = index & (mcam->banksize - 1); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c index ff2b21999f36..19c53e591d0d 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -1098,14 +1098,6 @@ find_rule: write_req.cntr = rule->cntr; } - err = rvu_mbox_handler_npc_mcam_write_entry(rvu, &write_req, - &write_rsp); - if (err) { - rvu_mcam_remove_counter_from_rule(rvu, owner, rule); - if (new) - kfree(rule); - return err; - } /* update rule */ memcpy(&rule->packet, &dummy.packet, sizeof(rule->packet)); memcpy(&rule->mask, &dummy.mask, sizeof(rule->mask)); @@ -1132,6 +1124,18 @@ find_rule: if (req->default_rule) pfvf->def_ucast_rule = rule; + /* write to mcam entry registers */ + err = rvu_mbox_handler_npc_mcam_write_entry(rvu, &write_req, + &write_rsp); + if (err) { + rvu_mcam_remove_counter_from_rule(rvu, owner, rule); + if (new) { + list_del(&rule->list); + kfree(rule); + } + return err; + } + /* VF's MAC address is being changed via PF */ if (pf_set_vfs_mac) { ether_addr_copy(pfvf->default_mac, req->packet.dmac); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index 61e52812983f..14509fc64cce 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -603,6 +603,7 @@ static inline void __cn10k_aura_freeptr(struct otx2_nic *pfvf, u64 aura, size++; tar_addr |= ((size - 1) & 0x7) << 4; } + dma_wmb(); memcpy((u64 *)lmt_info->lmt_addr, ptrs, sizeof(u64) * num_ptrs); /* Perform LMTST flush */ cn10k_lmt_flush(val, tar_addr); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 6080ebd9bd94..d39341e4ab37 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -394,7 +394,12 @@ static int otx2_forward_vf_mbox_msgs(struct otx2_nic *pf, dst_mdev->msg_size = mbox_hdr->msg_size; dst_mdev->num_msgs = num_msgs; err = otx2_sync_mbox_msg(dst_mbox); - if (err) { + /* Error code -EIO indicate there is a communication failure + * to the AF. Rest of the error codes indicate that AF processed + * VF messages and set the error codes in response messages + * (if any) so simply forward responses to VF. + */ + if (err == -EIO) { dev_warn(pf->dev, "AF not responding to VF%d messages\n", vf); /* restore PF mbase and exit */ diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c index cad93f747d0c..73cd0a4b7291 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_main.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c @@ -554,6 +554,7 @@ static int prestera_switch_set_base_mac_addr(struct prestera_switch *sw) dev_info(prestera_dev(sw), "using random base mac address\n"); } of_node_put(base_mac_np); + of_node_put(np); return prestera_hw_switch_mac_set(sw, sw->base_mac); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 17fe05809653..3eacd8739929 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -131,11 +131,8 @@ static int cmd_alloc_index(struct mlx5_cmd *cmd) static void cmd_free_index(struct mlx5_cmd *cmd, int idx) { - unsigned long flags; - - spin_lock_irqsave(&cmd->alloc_lock, flags); + lockdep_assert_held(&cmd->alloc_lock); set_bit(idx, &cmd->bitmask); - spin_unlock_irqrestore(&cmd->alloc_lock, flags); } static void cmd_ent_get(struct mlx5_cmd_work_ent *ent) @@ -145,17 +142,21 @@ static void cmd_ent_get(struct mlx5_cmd_work_ent *ent) static void cmd_ent_put(struct mlx5_cmd_work_ent *ent) { + struct mlx5_cmd *cmd = ent->cmd; + unsigned long flags; + + spin_lock_irqsave(&cmd->alloc_lock, flags); if (!refcount_dec_and_test(&ent->refcnt)) - return; + goto out; if (ent->idx >= 0) { - struct mlx5_cmd *cmd = ent->cmd; - cmd_free_index(cmd, ent->idx); up(ent->page_queue ? &cmd->pages_sem : &cmd->sem); } cmd_free_ent(ent); +out: + spin_unlock_irqrestore(&cmd->alloc_lock, flags); } static struct mlx5_cmd_layout *get_inst(struct mlx5_cmd *cmd, int idx) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 812e6810cb3b..c14e06ca64d8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -224,7 +224,7 @@ static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev) struct mlx5e_tx_wqe { struct mlx5_wqe_ctrl_seg ctrl; struct mlx5_wqe_eth_seg eth; - struct mlx5_wqe_data_seg data[0]; + struct mlx5_wqe_data_seg data[]; }; struct mlx5e_rx_wqe_ll { @@ -241,8 +241,8 @@ struct mlx5e_umr_wqe { struct mlx5_wqe_umr_ctrl_seg uctrl; struct mlx5_mkey_seg mkc; union { - struct mlx5_mtt inline_mtts[0]; - struct mlx5_klm inline_klms[0]; + DECLARE_FLEX_ARRAY(struct mlx5_mtt, inline_mtts); + DECLARE_FLEX_ARRAY(struct mlx5_klm, inline_klms); }; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c index 00449df98a5e..c1e07496c89c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c @@ -570,7 +570,8 @@ static int mlx5e_htb_convert_rate(struct mlx5e_priv *priv, u64 rate, static void mlx5e_htb_convert_ceil(struct mlx5e_priv *priv, u64 ceil, u32 *max_average_bw) { - *max_average_bw = div_u64(ceil, BYTES_IN_MBIT); + /* Hardware treats 0 as "unlimited", set at least 1. */ + *max_average_bw = max_t(u32, div_u64(ceil, BYTES_IN_MBIT), 1); qos_dbg(priv->mdev, "Convert: ceil %llu -> max_average_bw %u\n", ceil, *max_average_bw); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c index 9c076aa20306..b6f5c1bcdbcd 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c @@ -183,18 +183,7 @@ void mlx5e_rep_bond_unslave(struct mlx5_eswitch *esw, static bool mlx5e_rep_is_lag_netdev(struct net_device *netdev) { - struct mlx5e_rep_priv *rpriv; - struct mlx5e_priv *priv; - - /* A given netdev is not a representor or not a slave of LAG configuration */ - if (!mlx5e_eswitch_rep(netdev) || !netif_is_lag_port(netdev)) - return false; - - priv = netdev_priv(netdev); - rpriv = priv->ppriv; - - /* Egress acl forward to vport is supported only non-uplink representor */ - return rpriv->rep->vport != MLX5_VPORT_UPLINK; + return netif_is_lag_port(netdev) && mlx5e_eswitch_vf_rep(netdev); } static void mlx5e_rep_changelowerstate_event(struct net_device *netdev, void *ptr) @@ -210,9 +199,6 @@ static void mlx5e_rep_changelowerstate_event(struct net_device *netdev, void *pt u16 fwd_vport_num; int err; - if (!mlx5e_rep_is_lag_netdev(netdev)) - return; - info = ptr; lag_info = info->lower_state_info; /* This is not an event of a representor becoming active slave */ @@ -266,9 +252,6 @@ static void mlx5e_rep_changeupper_event(struct net_device *netdev, void *ptr) struct net_device *lag_dev; struct mlx5e_priv *priv; - if (!mlx5e_rep_is_lag_netdev(netdev)) - return; - priv = netdev_priv(netdev); rpriv = priv->ppriv; lag_dev = info->upper_dev; @@ -293,6 +276,19 @@ static int mlx5e_rep_esw_bond_netevent(struct notifier_block *nb, unsigned long event, void *ptr) { struct net_device *netdev = netdev_notifier_info_to_dev(ptr); + struct mlx5e_rep_priv *rpriv; + struct mlx5e_rep_bond *bond; + struct mlx5e_priv *priv; + + if (!mlx5e_rep_is_lag_netdev(netdev)) + return NOTIFY_DONE; + + bond = container_of(nb, struct mlx5e_rep_bond, nb); + priv = netdev_priv(netdev); + rpriv = mlx5_eswitch_get_uplink_priv(priv->mdev->priv.eswitch, REP_ETH); + /* Verify VF representor is on the same device of the bond handling the netevent. */ + if (rpriv->uplink_priv.bond != bond) + return NOTIFY_DONE; switch (event) { case NETDEV_CHANGELOWERSTATE: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c index c6d2f8c78db7..48dc121b2cb4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c @@ -491,7 +491,7 @@ void mlx5e_rep_bridge_init(struct mlx5e_priv *priv) } br_offloads->netdev_nb.notifier_call = mlx5_esw_bridge_switchdev_port_event; - err = register_netdevice_notifier(&br_offloads->netdev_nb); + err = register_netdevice_notifier_net(&init_net, &br_offloads->netdev_nb); if (err) { esw_warn(mdev, "Failed to register bridge offloads netdevice notifier (err=%d)\n", err); @@ -509,7 +509,9 @@ err_register_swdev_blk: err_register_swdev: destroy_workqueue(br_offloads->wq); err_alloc_wq: + rtnl_lock(); mlx5_esw_bridge_cleanup(esw); + rtnl_unlock(); } void mlx5e_rep_bridge_cleanup(struct mlx5e_priv *priv) @@ -524,7 +526,7 @@ void mlx5e_rep_bridge_cleanup(struct mlx5e_priv *priv) return; cancel_delayed_work_sync(&br_offloads->update_work); - unregister_netdevice_notifier(&br_offloads->netdev_nb); + unregister_netdevice_notifier_net(&init_net, &br_offloads->netdev_nb); unregister_switchdev_blocking_notifier(&br_offloads->nb_blk); unregister_switchdev_notifier(&br_offloads->nb); destroy_workqueue(br_offloads->wq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h index 26efa33de56f..9cc844bd00f5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h @@ -16,11 +16,13 @@ struct mlx5e_tc_act_parse_state { unsigned int num_actions; struct mlx5e_tc_flow *flow; struct netlink_ext_ack *extack; + bool ct_clear; bool encap; bool decap; bool mpls_push; bool ptype_host; const struct ip_tunnel_info *tun_info; + struct mlx5e_mpls_info mpls_info; struct pedit_headers_action hdrs[__PEDIT_CMD_MAX]; int ifindexes[MLX5_MAX_FLOW_FWD_VPORTS]; int if_count; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c index 06ec30cdb269..58cc33f1363d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c @@ -27,8 +27,13 @@ tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, struct mlx5e_priv *priv, struct mlx5_flow_attr *attr) { + bool clear_action = act->ct.action & TCA_CT_ACT_CLEAR; int err; + /* It's redundant to do ct clear more than once. */ + if (clear_action && parse_state->ct_clear) + return 0; + err = mlx5_tc_ct_parse_action(parse_state->ct_priv, attr, &attr->parse_attr->mod_hdr_acts, act, parse_state->extack); @@ -40,6 +45,8 @@ tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, if (mlx5e_is_eswitch_flow(parse_state->flow)) attr->esw_attr->split_count = attr->esw_attr->out_count; + parse_state->ct_clear = clear_action; + return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c index c614fc7fdc9c..2e615e0ba972 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c @@ -177,6 +177,12 @@ parse_mirred_encap(struct mlx5e_tc_act_parse_state *parse_state, return -ENOMEM; parse_state->encap = false; + + if (parse_state->mpls_push) { + memcpy(&parse_attr->mpls_info[esw_attr->out_count], + &parse_state->mpls_info, sizeof(parse_state->mpls_info)); + parse_state->mpls_push = false; + } esw_attr->dests[esw_attr->out_count].flags |= MLX5_ESW_DEST_ENCAP; esw_attr->out_count++; /* attr->dests[].rep is resolved when we handle encap */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c index 784fc4f68b1e..89ca88c78840 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c @@ -22,6 +22,16 @@ tc_act_can_offload_mpls_push(struct mlx5e_tc_act_parse_state *parse_state, return true; } +static void +copy_mpls_info(struct mlx5e_mpls_info *mpls_info, + const struct flow_action_entry *act) +{ + mpls_info->label = act->mpls_push.label; + mpls_info->tc = act->mpls_push.tc; + mpls_info->bos = act->mpls_push.bos; + mpls_info->ttl = act->mpls_push.ttl; +} + static int tc_act_parse_mpls_push(struct mlx5e_tc_act_parse_state *parse_state, const struct flow_action_entry *act, @@ -29,6 +39,7 @@ tc_act_parse_mpls_push(struct mlx5e_tc_act_parse_state *parse_state, struct mlx5_flow_attr *attr) { parse_state->mpls_push = true; + copy_mpls_info(&parse_state->mpls_info, act); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h index f832c26ff2c3..70b40ae384e4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h @@ -35,6 +35,7 @@ enum { struct mlx5e_tc_flow_parse_attr { const struct ip_tunnel_info *tun_info[MLX5_MAX_FLOW_FWD_VPORTS]; + struct mlx5e_mpls_info mpls_info[MLX5_MAX_FLOW_FWD_VPORTS]; struct net_device *filter_dev; struct mlx5_flow_spec spec; struct mlx5e_tc_mod_hdr_acts mod_hdr_acts; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c index 9918ed8c059b..d39d0dae22fc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c @@ -750,6 +750,7 @@ int mlx5e_attach_encap(struct mlx5e_priv *priv, struct mlx5e_tc_flow_parse_attr *parse_attr; struct mlx5_flow_attr *attr = flow->attr; const struct ip_tunnel_info *tun_info; + const struct mlx5e_mpls_info *mpls_info; unsigned long tbl_time_before = 0; struct mlx5e_encap_entry *e; struct mlx5e_encap_key key; @@ -760,6 +761,7 @@ int mlx5e_attach_encap(struct mlx5e_priv *priv, parse_attr = attr->parse_attr; tun_info = parse_attr->tun_info[out_index]; + mpls_info = &parse_attr->mpls_info[out_index]; family = ip_tunnel_info_af(tun_info); key.ip_tun_key = &tun_info->key; key.tc_tunnel = mlx5e_get_tc_tun(mirred_dev); @@ -810,6 +812,7 @@ int mlx5e_attach_encap(struct mlx5e_priv *priv, goto out_err_init; } e->tun_info = tun_info; + memcpy(&e->mpls_info, mpls_info, sizeof(*mpls_info)); err = mlx5e_tc_tun_init_encap_attr(mirred_dev, priv, e, extack); if (err) goto out_err_init; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c index 60952b33b568..c5b1617d556f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c @@ -30,16 +30,15 @@ static int generate_ip_tun_hdr(char buf[], struct mlx5e_encap_entry *r) { const struct ip_tunnel_key *tun_key = &r->tun_info->key; + const struct mlx5e_mpls_info *mpls_info = &r->mpls_info; struct udphdr *udp = (struct udphdr *)(buf); struct mpls_shim_hdr *mpls; - u32 tun_id; - tun_id = be32_to_cpu(tunnel_id_to_key32(tun_key->tun_id)); mpls = (struct mpls_shim_hdr *)(udp + 1); *ip_proto = IPPROTO_UDP; udp->dest = tun_key->tp_dst; - *mpls = mpls_entry_encode(tun_id, tun_key->ttl, tun_key->tos, true); + *mpls = mpls_entry_encode(mpls_info->label, mpls_info->ttl, mpls_info->tc, mpls_info->bos); return 0; } @@ -60,37 +59,31 @@ static int parse_tunnel(struct mlx5e_priv *priv, void *headers_v) { struct flow_rule *rule = flow_cls_offload_flow_rule(f); - struct flow_match_enc_keyid enc_keyid; struct flow_match_mpls match; void *misc2_c; void *misc2_v; - misc2_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, - misc_parameters_2); - misc2_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, - misc_parameters_2); - - if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS)) - return 0; - - if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_KEYID)) - return 0; - - flow_rule_match_enc_keyid(rule, &enc_keyid); - - if (!enc_keyid.mask->keyid) - return 0; - if (!MLX5_CAP_ETH(priv->mdev, tunnel_stateless_mpls_over_udp) && !(MLX5_CAP_GEN(priv->mdev, flex_parser_protocols) & MLX5_FLEX_PROTO_CW_MPLS_UDP)) return -EOPNOTSUPP; + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_KEYID)) + return -EOPNOTSUPP; + + if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS)) + return 0; + flow_rule_match_mpls(rule, &match); /* Only support matching the first LSE */ if (match.mask->used_lses != 1) return -EOPNOTSUPP; + misc2_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, + misc_parameters_2); + misc2_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, + misc_parameters_2); + MLX5_SET(fte_match_set_misc2, misc2_c, outer_first_mpls_over_udp.mpls_label, match.mask->ls[0].mpls_label); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c index da169b816665..d4239e3b3c88 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c @@ -88,9 +88,6 @@ void mlx5e_tir_builder_build_packet_merge(struct mlx5e_tir_builder *builder, (MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ - rough_max_l2_l3_hdr_sz) >> 8); MLX5_SET(tirc, tirc, lro_timeout_period_usecs, pkt_merge_param->timeout); break; - case MLX5E_PACKET_MERGE_SHAMPO: - MLX5_SET(tirc, tirc, packet_merge_mask, MLX5_TIRC_PACKET_MERGE_MASK_SHAMPO); - break; default: break; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h index 4cdf8e5b24c2..b789af07829c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h @@ -167,6 +167,11 @@ static inline u16 mlx5e_txqsq_get_next_pi(struct mlx5e_txqsq *sq, u16 size) return pi; } +static inline u16 mlx5e_shampo_get_cqe_header_index(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe) +{ + return be16_to_cpu(cqe->shampo.header_entry_index) & (rq->mpwqe.shampo->hd_per_wq - 1); +} + struct mlx5e_shampo_umr { u16 len; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c index 338d65e2c9ce..56e10c84a706 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c @@ -341,8 +341,10 @@ mlx5e_xmit_xdp_frame(struct mlx5e_xdpsq *sq, struct mlx5e_xmit_data *xdptxd, /* copy the inline part if required */ if (sq->min_inline_mode != MLX5_INLINE_MODE_NONE) { - memcpy(eseg->inline_hdr.start, xdptxd->data, MLX5E_XDP_MIN_INLINE); + memcpy(eseg->inline_hdr.start, xdptxd->data, sizeof(eseg->inline_hdr.start)); eseg->inline_hdr.sz = cpu_to_be16(MLX5E_XDP_MIN_INLINE); + memcpy(dseg, xdptxd->data + sizeof(eseg->inline_hdr.start), + MLX5E_XDP_MIN_INLINE - sizeof(eseg->inline_hdr.start)); dma_len -= MLX5E_XDP_MIN_INLINE; dma_addr += MLX5E_XDP_MIN_INLINE; dseg++; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c index 2db9573a3fe6..b56fea142c24 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c @@ -157,11 +157,20 @@ static void mlx5e_ipsec_set_swp(struct sk_buff *skb, /* Tunnel mode */ if (mode == XFRM_MODE_TUNNEL) { eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2; - eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2; if (xo->proto == IPPROTO_IPV6) eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6; - if (inner_ip_hdr(skb)->protocol == IPPROTO_UDP) + + switch (xo->inner_ipproto) { + case IPPROTO_UDP: eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP; + fallthrough; + case IPPROTO_TCP: + /* IP | ESP | IP | [TCP | UDP] */ + eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2; + break; + default: + break; + } return; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h index b98db50c3418..428881e0adcb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h @@ -131,14 +131,17 @@ static inline bool mlx5e_ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg) { - struct xfrm_offload *xo = xfrm_offload(skb); + u8 inner_ipproto; if (!mlx5e_ipsec_eseg_meta(eseg)) return false; eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM; - if (xo->inner_ipproto) { - eseg->cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM | MLX5_ETH_WQE_L3_INNER_CSUM; + inner_ipproto = xfrm_offload(skb)->inner_ipproto; + if (inner_ipproto) { + eseg->cs_flags |= MLX5_ETH_WQE_L3_INNER_CSUM; + if (inner_ipproto == IPPROTO_TCP || inner_ipproto == IPPROTO_UDP) + eseg->cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM; } else if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) { eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM; sq->stats->csum_partial_inner++; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 57d755db1cf5..6e80585d731f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1792,7 +1792,7 @@ static int mlx5e_get_module_eeprom(struct net_device *netdev, if (size_read < 0) { netdev_err(priv->netdev, "%s: mlx5_query_eeprom failed:0x%x\n", __func__, size_read); - return 0; + return size_read; } i += size_read; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index bf80fb612449..3667f5ef5990 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3616,8 +3616,7 @@ static int set_feature_hw_gro(struct net_device *netdev, bool enable) goto out; } - err = mlx5e_safe_switch_params(priv, &new_params, - mlx5e_modify_tirs_packet_merge_ctx, NULL, reset); + err = mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, reset); out: mutex_unlock(&priv->state_lock); return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h index b01dacb6f527..b3f7520dfd08 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h @@ -183,6 +183,13 @@ struct mlx5e_decap_entry { struct rcu_head rcu; }; +struct mlx5e_mpls_info { + u32 label; + u8 tc; + u8 bos; + u8 ttl; +}; + struct mlx5e_encap_entry { /* attached neigh hash entry */ struct mlx5e_neigh_hash_entry *nhe; @@ -196,6 +203,7 @@ struct mlx5e_encap_entry { struct list_head route_list; struct mlx5_pkt_reformat *pkt_reformat; const struct ip_tunnel_info *tun_info; + struct mlx5e_mpls_info mpls_info; unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ struct net_device *out_dev; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index e86ccc22fb82..6530d7bd5045 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -1117,7 +1117,7 @@ static void mlx5e_shampo_update_ipv6_udp_hdr(struct mlx5e_rq *rq, struct ipv6hdr static void mlx5e_shampo_update_fin_psh_flags(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe, struct tcphdr *skb_tcp_hd) { - u16 header_index = be16_to_cpu(cqe->shampo.header_entry_index); + u16 header_index = mlx5e_shampo_get_cqe_header_index(rq, cqe); struct tcphdr *last_tcp_hd; void *last_hd_addr; @@ -1349,7 +1349,8 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, } /* True when explicitly set via priv flag, or XDP prog is loaded */ - if (test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state)) + if (test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state) || + get_cqe_tls_offload(cqe)) goto csum_unnecessary; /* CQE csum doesn't cover padding octets in short ethernet @@ -1871,7 +1872,7 @@ mlx5e_skb_from_cqe_mpwrq_linear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi, return skb; } -static void +static struct sk_buff * mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi, struct mlx5_cqe64 *cqe, u16 header_index) { @@ -1895,7 +1896,7 @@ mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi, skb = mlx5e_build_linear_skb(rq, hdr, frag_size, rx_headroom, head_size); if (unlikely(!skb)) - return; + return NULL; /* queue up for recycling/reuse */ page_ref_inc(head->page); @@ -1907,7 +1908,7 @@ mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi, ALIGN(head_size, sizeof(long))); if (unlikely(!skb)) { rq->stats->buff_alloc_err++; - return; + return NULL; } prefetchw(skb->data); @@ -1918,9 +1919,7 @@ mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi, skb->tail += head_size; skb->len += head_size; } - rq->hw_gro_data->skb = skb; - NAPI_GRO_CB(skb)->count = 1; - skb_shinfo(skb)->gso_size = mpwrq_get_cqe_byte_cnt(cqe) - head_size; + return skb; } static void @@ -1973,13 +1972,14 @@ mlx5e_free_rx_shampo_hd_entry(struct mlx5e_rq *rq, u16 header_index) static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe) { u16 data_bcnt = mpwrq_get_cqe_byte_cnt(cqe) - cqe->shampo.header_size; - u16 header_index = be16_to_cpu(cqe->shampo.header_entry_index); + u16 header_index = mlx5e_shampo_get_cqe_header_index(rq, cqe); u32 wqe_offset = be32_to_cpu(cqe->shampo.data_offset); u16 cstrides = mpwrq_get_cqe_consumed_strides(cqe); u32 data_offset = wqe_offset & (PAGE_SIZE - 1); u32 cqe_bcnt = mpwrq_get_cqe_byte_cnt(cqe); u16 wqe_id = be16_to_cpu(cqe->wqe_id); u32 page_idx = wqe_offset >> PAGE_SHIFT; + u16 head_size = cqe->shampo.header_size; struct sk_buff **skb = &rq->hw_gro_data->skb; bool flush = cqe->shampo.flush; bool match = cqe->shampo.match; @@ -2011,9 +2011,16 @@ static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cq } if (!*skb) { - mlx5e_skb_from_cqe_shampo(rq, wi, cqe, header_index); + if (likely(head_size)) + *skb = mlx5e_skb_from_cqe_shampo(rq, wi, cqe, header_index); + else + *skb = mlx5e_skb_from_cqe_mpwrq_nonlinear(rq, wi, cqe_bcnt, data_offset, + page_idx); if (unlikely(!*skb)) goto free_hd_entry; + + NAPI_GRO_CB(*skb)->count = 1; + skb_shinfo(*skb)->gso_size = cqe_bcnt - head_size; } else { NAPI_GRO_CB(*skb)->count++; if (NAPI_GRO_CB(*skb)->count == 2 && @@ -2027,8 +2034,10 @@ static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cq } } - di = &wi->umr.dma_info[page_idx]; - mlx5e_fill_skb_data(*skb, rq, di, data_bcnt, data_offset); + if (likely(head_size)) { + di = &wi->umr.dma_info[page_idx]; + mlx5e_fill_skb_data(*skb, rq, di, data_bcnt, data_offset); + } mlx5e_shampo_complete_rx_cqe(rq, cqe, cqe_bcnt, *skb); if (flush) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c index 8c9163d2c646..08a75654f5f1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c @@ -334,6 +334,7 @@ void mlx5e_self_test(struct net_device *ndev, struct ethtool_test *etest, netdev_info(ndev, "\t[%d] %s start..\n", i, st.name); buf[count] = st.st_func(priv); netdev_info(ndev, "\t[%d] %s end: result(%lld)\n", i, st.name, buf[count]); + count++; } mutex_unlock(&priv->state_lock); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c index 26e326fe503c..00f1d16db456 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c @@ -1254,9 +1254,6 @@ static void fec_set_corrected_bits_total(struct mlx5e_priv *priv, u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {}; int sz = MLX5_ST_SZ_BYTES(ppcnt_reg); - if (!MLX5_CAP_PCAM_FEATURE(mdev, ppcnt_statistical_group)) - return; - MLX5_SET(ppcnt_reg, in, local_port, 1); MLX5_SET(ppcnt_reg, in, grp, MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP); if (mlx5_core_access_reg(mdev, in, sz, ppcnt_phy_statistical, @@ -1272,6 +1269,9 @@ static void fec_set_corrected_bits_total(struct mlx5e_priv *priv, void mlx5e_stats_fec_get(struct mlx5e_priv *priv, struct ethtool_fec_stats *fec_stats) { + if (!MLX5_CAP_PCAM_FEATURE(priv->mdev, ppcnt_statistical_group)) + return; + fec_set_corrected_bits_total(priv, fec_stats); fec_set_block_stats(priv, fec_stats); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 3d908a7e1406..b27532a9301e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -1414,7 +1414,8 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv, if (err) goto err_out; - if (!attr->chain && esw_attr->int_port) { + if (!attr->chain && esw_attr->int_port && + attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { /* If decap route device is internal port, change the * source vport value in reg_c0 back to uplink just in * case the rule performs goto chain > 0. If we have a miss @@ -3191,6 +3192,30 @@ actions_match_supported(struct mlx5e_priv *priv, return false; } + if (!(~actions & + (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { + NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action"); + return false; + } + + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && + actions & MLX5_FLOW_CONTEXT_ACTION_DROP) { + NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported"); + return false; + } + + if (!(~actions & + (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { + NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action"); + return false; + } + + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && + actions & MLX5_FLOW_CONTEXT_ACTION_DROP) { + NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported"); + return false; + } + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && !modify_header_match_supported(priv, &parse_attr->spec, flow_action, actions, ct_flow, ct_clear, extack)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 7fd33b356cc8..ee7ecb88adc1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -208,7 +208,7 @@ static inline void mlx5e_insert_vlan(void *start, struct sk_buff *skb, u16 ihs) int cpy1_sz = 2 * ETH_ALEN; int cpy2_sz = ihs - cpy1_sz; - memcpy(vhdr, skb->data, cpy1_sz); + memcpy(&vhdr->addrs, skb->data, cpy1_sz); vhdr->h_vlan_proto = skb->vlan_proto; vhdr->h_vlan_TCI = cpu_to_be16(skb_vlan_tag_get(skb)); memcpy(&vhdr->h_vlan_encapsulated_proto, skb->data + cpy1_sz, cpy2_sz); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c index f690f430f40f..05e08cec5a8c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c @@ -1574,6 +1574,8 @@ struct mlx5_esw_bridge_offloads *mlx5_esw_bridge_init(struct mlx5_eswitch *esw) { struct mlx5_esw_bridge_offloads *br_offloads; + ASSERT_RTNL(); + br_offloads = kvzalloc(sizeof(*br_offloads), GFP_KERNEL); if (!br_offloads) return ERR_PTR(-ENOMEM); @@ -1590,6 +1592,8 @@ void mlx5_esw_bridge_cleanup(struct mlx5_eswitch *esw) { struct mlx5_esw_bridge_offloads *br_offloads = esw->br_offloads; + ASSERT_RTNL(); + if (!br_offloads) return; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h b/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h index 3401188e0a60..51ac24e6ec3c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h @@ -21,7 +21,7 @@ DECLARE_EVENT_CLASS(mlx5_esw_bridge_fdb_template, __field(unsigned int, used) ), TP_fast_assign( - strncpy(__entry->dev_name, + strscpy(__entry->dev_name, netdev_name(fdb->dev), IFNAMSIZ); memcpy(__entry->addr, fdb->key.addr, ETH_ALEN); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c index 11bbcd5f5b8b..694c54066955 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c @@ -697,7 +697,7 @@ void mlx5_esw_qos_vport_disable(struct mlx5_eswitch *esw, struct mlx5_vport *vpo } int mlx5_esw_qos_set_vport_rate(struct mlx5_eswitch *esw, struct mlx5_vport *vport, - u32 min_rate, u32 max_rate) + u32 max_rate, u32 min_rate) { int err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 9a7b25692505..cfcd72bad9af 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -2838,10 +2838,6 @@ bool mlx5_esw_vport_match_metadata_supported(const struct mlx5_eswitch *esw) if (!MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source)) return false; - if (mlx5_core_is_ecpf_esw_manager(esw->dev) || - mlx5_ecpf_vport_exists(esw->dev)) - return false; - return true; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index b628917e38e4..537c82b9aa53 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -2074,6 +2074,8 @@ void mlx5_del_flow_rules(struct mlx5_flow_handle *handle) fte->node.del_hw_func = NULL; up_write_ref_node(&fte->node, false); tree_put_node(&fte->node, false); + } else { + up_write_ref_node(&fte->node, false); } kfree(handle); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c index 0b0234f9d694..84dbe46d5ede 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c @@ -132,7 +132,7 @@ static void mlx5_stop_sync_reset_poll(struct mlx5_core_dev *dev) { struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; - del_timer(&fw_reset->timer); + del_timer_sync(&fw_reset->timer); } static void mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c index 1ca01a5b6cdd..626aa60b6099 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c @@ -126,6 +126,10 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, return; } + /* Handle multipath entry with lower priority value */ + if (mp->mfi && mp->mfi != fi && fi->fib_priority >= mp->mfi->fib_priority) + return; + /* Handle add/replace event */ nhs = fib_info_num_path(fi); if (nhs == 1) { @@ -135,12 +139,13 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, int i = mlx5_lag_dev_get_netdev_idx(ldev, nh_dev); if (i < 0) - i = MLX5_LAG_NORMAL_AFFINITY; - else - ++i; + return; + i++; mlx5_lag_set_port_affinity(ldev, i); } + + mp->mfi = fi; return; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c index d5e47630e284..df58cba37930 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c @@ -121,12 +121,13 @@ u32 mlx5_chains_get_nf_ft_chain(struct mlx5_fs_chains *chains) u32 mlx5_chains_get_prio_range(struct mlx5_fs_chains *chains) { - if (!mlx5_chains_prios_supported(chains)) - return 1; - if (mlx5_chains_ignore_flow_level_supported(chains)) return UINT_MAX; + if (!chains->dev->priv.eswitch || + chains->dev->priv.eswitch->mode != MLX5_ESWITCH_OFFLOADS) + return 1; + /* We should get here only for eswitch case */ return FDB_TC_MAX_PRIO; } @@ -211,7 +212,7 @@ static int create_chain_restore(struct fs_chain *chain) { struct mlx5_eswitch *esw = chain->chains->dev->priv.eswitch; - char modact[MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)]; + u8 modact[MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)] = {}; struct mlx5_fs_chains *chains = chain->chains; enum mlx5e_tc_attr_to_reg chain_to_reg; struct mlx5_modify_hdr *mod_hdr; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 2c774f367199..bba72b220cc3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -526,7 +526,7 @@ static int handle_hca_cap(struct mlx5_core_dev *dev, void *set_ctx) /* Check log_max_qp from HCA caps to set in current profile */ if (prof->log_max_qp == LOG_MAX_SUPPORTED_QPS) { - prof->log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp); + prof->log_max_qp = min_t(u8, 17, MLX5_CAP_GEN_MAX(dev, log_max_qp)); } else if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < prof->log_max_qp) { mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n", prof->log_max_qp, @@ -1840,10 +1840,12 @@ static const struct pci_device_id mlx5_core_pci_table[] = { { PCI_VDEVICE(MELLANOX, 0x101e), MLX5_PCI_DEV_IS_VF}, /* ConnectX Family mlx5Gen Virtual Function */ { PCI_VDEVICE(MELLANOX, 0x101f) }, /* ConnectX-6 LX */ { PCI_VDEVICE(MELLANOX, 0x1021) }, /* ConnectX-7 */ + { PCI_VDEVICE(MELLANOX, 0x1023) }, /* ConnectX-8 */ { PCI_VDEVICE(MELLANOX, 0xa2d2) }, /* BlueField integrated ConnectX-5 network controller */ { PCI_VDEVICE(MELLANOX, 0xa2d3), MLX5_PCI_DEV_IS_VF}, /* BlueField integrated ConnectX-5 network controller VF */ { PCI_VDEVICE(MELLANOX, 0xa2d6) }, /* BlueField-2 integrated ConnectX-6 Dx network controller */ { PCI_VDEVICE(MELLANOX, 0xa2dc) }, /* BlueField-3 integrated ConnectX-7 network controller */ + { PCI_VDEVICE(MELLANOX, 0xa2df) }, /* BlueField-4 integrated ConnectX-8 network controller */ { 0, } }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c index 1ef2b6a848c1..7b16a1188aab 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/port.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c @@ -406,23 +406,24 @@ int mlx5_query_module_eeprom(struct mlx5_core_dev *dev, switch (module_id) { case MLX5_MODULE_ID_SFP: - mlx5_sfp_eeprom_params_set(&query.i2c_address, &query.page, &query.offset); + mlx5_sfp_eeprom_params_set(&query.i2c_address, &query.page, &offset); break; case MLX5_MODULE_ID_QSFP: case MLX5_MODULE_ID_QSFP_PLUS: case MLX5_MODULE_ID_QSFP28: - mlx5_qsfp_eeprom_params_set(&query.i2c_address, &query.page, &query.offset); + mlx5_qsfp_eeprom_params_set(&query.i2c_address, &query.page, &offset); break; default: mlx5_core_err(dev, "Module ID not recognized: 0x%x\n", module_id); return -EINVAL; } - if (query.offset + size > MLX5_EEPROM_PAGE_LENGTH) + if (offset + size > MLX5_EEPROM_PAGE_LENGTH) /* Cross pages read, read until offset 256 in low page */ - size -= offset + size - MLX5_EEPROM_PAGE_LENGTH; + size = MLX5_EEPROM_PAGE_LENGTH - offset; query.size = size; + query.offset = offset; return mlx5_query_mcia(dev, &query, data); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c index 7f6fd9c5e371..e289cfdbce07 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c @@ -4,7 +4,6 @@ #include "dr_types.h" #define DR_ICM_MODIFY_HDR_ALIGN_BASE 64 -#define DR_ICM_SYNC_THRESHOLD_POOL (64 * 1024 * 1024) struct mlx5dr_icm_pool { enum mlx5dr_icm_type icm_type; @@ -136,37 +135,35 @@ static void dr_icm_pool_mr_destroy(struct mlx5dr_icm_mr *icm_mr) kvfree(icm_mr); } -static int dr_icm_chunk_ste_init(struct mlx5dr_icm_chunk *chunk) +static int dr_icm_buddy_get_ste_size(struct mlx5dr_icm_buddy_mem *buddy) { - chunk->ste_arr = kvzalloc(chunk->num_of_entries * - sizeof(chunk->ste_arr[0]), GFP_KERNEL); - if (!chunk->ste_arr) - return -ENOMEM; - - chunk->hw_ste_arr = kvzalloc(chunk->num_of_entries * - DR_STE_SIZE_REDUCED, GFP_KERNEL); - if (!chunk->hw_ste_arr) - goto out_free_ste_arr; - - chunk->miss_list = kvmalloc(chunk->num_of_entries * - sizeof(chunk->miss_list[0]), GFP_KERNEL); - if (!chunk->miss_list) - goto out_free_hw_ste_arr; + /* We support only one type of STE size, both for ConnectX-5 and later + * devices. Once the support for match STE which has a larger tag is + * added (32B instead of 16B), the STE size for devices later than + * ConnectX-5 needs to account for that. + */ + return DR_STE_SIZE_REDUCED; +} - return 0; +static void dr_icm_chunk_ste_init(struct mlx5dr_icm_chunk *chunk, int offset) +{ + struct mlx5dr_icm_buddy_mem *buddy = chunk->buddy_mem; + int index = offset / DR_STE_SIZE; -out_free_hw_ste_arr: - kvfree(chunk->hw_ste_arr); -out_free_ste_arr: - kvfree(chunk->ste_arr); - return -ENOMEM; + chunk->ste_arr = &buddy->ste_arr[index]; + chunk->miss_list = &buddy->miss_list[index]; + chunk->hw_ste_arr = buddy->hw_ste_arr + + index * dr_icm_buddy_get_ste_size(buddy); } static void dr_icm_chunk_ste_cleanup(struct mlx5dr_icm_chunk *chunk) { - kvfree(chunk->miss_list); - kvfree(chunk->hw_ste_arr); - kvfree(chunk->ste_arr); + struct mlx5dr_icm_buddy_mem *buddy = chunk->buddy_mem; + + memset(chunk->hw_ste_arr, 0, + chunk->num_of_entries * dr_icm_buddy_get_ste_size(buddy)); + memset(chunk->ste_arr, 0, + chunk->num_of_entries * sizeof(chunk->ste_arr[0])); } static enum mlx5dr_icm_type @@ -189,6 +186,44 @@ static void dr_icm_chunk_destroy(struct mlx5dr_icm_chunk *chunk, kvfree(chunk); } +static int dr_icm_buddy_init_ste_cache(struct mlx5dr_icm_buddy_mem *buddy) +{ + int num_of_entries = + mlx5dr_icm_pool_chunk_size_to_entries(buddy->pool->max_log_chunk_sz); + + buddy->ste_arr = kvcalloc(num_of_entries, + sizeof(struct mlx5dr_ste), GFP_KERNEL); + if (!buddy->ste_arr) + return -ENOMEM; + + /* Preallocate full STE size on non-ConnectX-5 devices since + * we need to support both full and reduced with the same cache. + */ + buddy->hw_ste_arr = kvcalloc(num_of_entries, + dr_icm_buddy_get_ste_size(buddy), GFP_KERNEL); + if (!buddy->hw_ste_arr) + goto free_ste_arr; + + buddy->miss_list = kvmalloc(num_of_entries * sizeof(struct list_head), GFP_KERNEL); + if (!buddy->miss_list) + goto free_hw_ste_arr; + + return 0; + +free_hw_ste_arr: + kvfree(buddy->hw_ste_arr); +free_ste_arr: + kvfree(buddy->ste_arr); + return -ENOMEM; +} + +static void dr_icm_buddy_cleanup_ste_cache(struct mlx5dr_icm_buddy_mem *buddy) +{ + kvfree(buddy->ste_arr); + kvfree(buddy->hw_ste_arr); + kvfree(buddy->miss_list); +} + static int dr_icm_buddy_create(struct mlx5dr_icm_pool *pool) { struct mlx5dr_icm_buddy_mem *buddy; @@ -208,11 +243,19 @@ static int dr_icm_buddy_create(struct mlx5dr_icm_pool *pool) buddy->icm_mr = icm_mr; buddy->pool = pool; + if (pool->icm_type == DR_ICM_TYPE_STE) { + /* Reduce allocations by preallocating and reusing the STE structures */ + if (dr_icm_buddy_init_ste_cache(buddy)) + goto err_cleanup_buddy; + } + /* add it to the -start- of the list in order to search in it first */ list_add(&buddy->list_node, &pool->buddy_mem_list); return 0; +err_cleanup_buddy: + mlx5dr_buddy_cleanup(buddy); err_free_buddy: kvfree(buddy); free_mr: @@ -234,6 +277,9 @@ static void dr_icm_buddy_destroy(struct mlx5dr_icm_buddy_mem *buddy) mlx5dr_buddy_cleanup(buddy); + if (buddy->pool->icm_type == DR_ICM_TYPE_STE) + dr_icm_buddy_cleanup_ste_cache(buddy); + kvfree(buddy); } @@ -261,34 +307,30 @@ dr_icm_chunk_create(struct mlx5dr_icm_pool *pool, chunk->byte_size = mlx5dr_icm_pool_chunk_size_to_byte(chunk_size, pool->icm_type); chunk->seg = seg; + chunk->buddy_mem = buddy_mem_pool; - if (pool->icm_type == DR_ICM_TYPE_STE && dr_icm_chunk_ste_init(chunk)) { - mlx5dr_err(pool->dmn, - "Failed to init ste arrays (order: %d)\n", - chunk_size); - goto out_free_chunk; - } + if (pool->icm_type == DR_ICM_TYPE_STE) + dr_icm_chunk_ste_init(chunk, offset); buddy_mem_pool->used_memory += chunk->byte_size; - chunk->buddy_mem = buddy_mem_pool; INIT_LIST_HEAD(&chunk->chunk_list); /* chunk now is part of the used_list */ list_add_tail(&chunk->chunk_list, &buddy_mem_pool->used_list); return chunk; - -out_free_chunk: - kvfree(chunk); - return NULL; } static bool dr_icm_pool_is_sync_required(struct mlx5dr_icm_pool *pool) { - if (pool->hot_memory_size > DR_ICM_SYNC_THRESHOLD_POOL) - return true; + int allow_hot_size; + + /* sync when hot memory reaches half of the pool size */ + allow_hot_size = + mlx5dr_icm_pool_chunk_size_to_byte(pool->max_log_chunk_sz, + pool->icm_type) / 2; - return false; + return pool->hot_memory_size > allow_hot_size; } static int dr_icm_pool_sync_all_buddy_pools(struct mlx5dr_icm_pool *pool) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c index e87cf498c77b..38971fe1dfe1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c @@ -13,18 +13,6 @@ static bool dr_mask_is_dmac_set(struct mlx5dr_match_spec *spec) return (spec->dmac_47_16 || spec->dmac_15_0); } -static bool dr_mask_is_src_addr_set(struct mlx5dr_match_spec *spec) -{ - return (spec->src_ip_127_96 || spec->src_ip_95_64 || - spec->src_ip_63_32 || spec->src_ip_31_0); -} - -static bool dr_mask_is_dst_addr_set(struct mlx5dr_match_spec *spec) -{ - return (spec->dst_ip_127_96 || spec->dst_ip_95_64 || - spec->dst_ip_63_32 || spec->dst_ip_31_0); -} - static bool dr_mask_is_l3_base_set(struct mlx5dr_match_spec *spec) { return (spec->ip_protocol || spec->frag || spec->tcp_flags || @@ -503,11 +491,11 @@ static int dr_matcher_set_ste_builders(struct mlx5dr_matcher *matcher, &mask, inner, rx); if (outer_ipv == DR_RULE_IPV6) { - if (dr_mask_is_dst_addr_set(&mask.outer)) + if (DR_MASK_IS_DST_IP_SET(&mask.outer)) mlx5dr_ste_build_eth_l3_ipv6_dst(ste_ctx, &sb[idx++], &mask, inner, rx); - if (dr_mask_is_src_addr_set(&mask.outer)) + if (DR_MASK_IS_SRC_IP_SET(&mask.outer)) mlx5dr_ste_build_eth_l3_ipv6_src(ste_ctx, &sb[idx++], &mask, inner, rx); @@ -610,11 +598,11 @@ static int dr_matcher_set_ste_builders(struct mlx5dr_matcher *matcher, &mask, inner, rx); if (inner_ipv == DR_RULE_IPV6) { - if (dr_mask_is_dst_addr_set(&mask.inner)) + if (DR_MASK_IS_DST_IP_SET(&mask.inner)) mlx5dr_ste_build_eth_l3_ipv6_dst(ste_ctx, &sb[idx++], &mask, inner, rx); - if (dr_mask_is_src_addr_set(&mask.inner)) + if (DR_MASK_IS_SRC_IP_SET(&mask.inner)) mlx5dr_ste_build_eth_l3_ipv6_src(ste_ctx, &sb[idx++], &mask, inner, rx); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c index 7e61742e58a0..187e29b409b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c @@ -602,12 +602,34 @@ int mlx5dr_ste_set_action_decap_l3_list(struct mlx5dr_ste_ctx *ste_ctx, used_hw_action_num); } +static int dr_ste_build_pre_check_spec(struct mlx5dr_domain *dmn, + struct mlx5dr_match_spec *spec) +{ + if (spec->ip_version) { + if (spec->ip_version != 0xf) { + mlx5dr_err(dmn, + "Partial ip_version mask with src/dst IP is not supported\n"); + return -EINVAL; + } + } else if (spec->ethertype != 0xffff && + (DR_MASK_IS_SRC_IP_SET(spec) || DR_MASK_IS_DST_IP_SET(spec))) { + mlx5dr_err(dmn, + "Partial/no ethertype mask with src/dst IP is not supported\n"); + return -EINVAL; + } + + return 0; +} + int mlx5dr_ste_build_pre_check(struct mlx5dr_domain *dmn, u8 match_criteria, struct mlx5dr_match_param *mask, struct mlx5dr_match_param *value) { - if (!value && (match_criteria & DR_MATCHER_CRITERIA_MISC)) { + if (value) + return 0; + + if (match_criteria & DR_MATCHER_CRITERIA_MISC) { if (mask->misc.source_port && mask->misc.source_port != 0xffff) { mlx5dr_err(dmn, "Partial mask source_port is not supported\n"); @@ -621,6 +643,14 @@ int mlx5dr_ste_build_pre_check(struct mlx5dr_domain *dmn, } } + if ((match_criteria & DR_MATCHER_CRITERIA_OUTER) && + dr_ste_build_pre_check_spec(dmn, &mask->outer)) + return -EINVAL; + + if ((match_criteria & DR_MATCHER_CRITERIA_INNER) && + dr_ste_build_pre_check_spec(dmn, &mask->inner)) + return -EINVAL; + return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h index 1b3d484b99be..55fcb751e24a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h @@ -798,6 +798,16 @@ struct mlx5dr_match_param { (_misc3)->icmpv4_code || \ (_misc3)->icmpv4_header_data) +#define DR_MASK_IS_SRC_IP_SET(_spec) ((_spec)->src_ip_127_96 || \ + (_spec)->src_ip_95_64 || \ + (_spec)->src_ip_63_32 || \ + (_spec)->src_ip_31_0) + +#define DR_MASK_IS_DST_IP_SET(_spec) ((_spec)->dst_ip_127_96 || \ + (_spec)->dst_ip_95_64 || \ + (_spec)->dst_ip_63_32 || \ + (_spec)->dst_ip_31_0) + struct mlx5dr_esw_caps { u64 drop_icm_address_rx; u64 drop_icm_address_tx; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c index a476da2424f8..3f311462bedf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c @@ -233,7 +233,11 @@ static bool contain_vport_reformat_action(struct mlx5_flow_rule *dst) dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID; } -#define MLX5_FLOW_CONTEXT_ACTION_MAX 32 +/* We want to support a rule with 32 destinations, which means we need to + * account for 32 destinations plus usually a counter plus one more action + * for a multi-destination flow table. + */ +#define MLX5_FLOW_CONTEXT_ACTION_MAX 34 static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *group, @@ -403,9 +407,9 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, enum mlx5_flow_destination_type type = dst->dest_attr.type; u32 id; - if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || - num_term_actions >= MLX5_FLOW_CONTEXT_ACTION_MAX) { - err = -ENOSPC; + if (fs_dr_num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || + num_term_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; goto free_actions; } @@ -478,8 +482,9 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, MLX5_FLOW_DESTINATION_TYPE_COUNTER) continue; - if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { - err = -ENOSPC; + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || + fs_dr_num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; goto free_actions; } @@ -499,14 +504,28 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, params.match_sz = match_sz; params.match_buf = (u64 *)fte->val; if (num_term_actions == 1) { - if (term_actions->reformat) + if (term_actions->reformat) { + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; + goto free_actions; + } actions[num_actions++] = term_actions->reformat; + } + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; + goto free_actions; + } actions[num_actions++] = term_actions->dest; } else if (num_term_actions > 1) { bool ignore_flow_level = !!(fte->action.flags & FLOW_ACT_IGNORE_FLOW_LEVEL); + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || + fs_dr_num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; + goto free_actions; + } tmp_action = mlx5dr_action_create_mult_dest_tbl(domain, term_actions, num_term_actions, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h index c7c93131b762..dfa223415fe2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h @@ -160,6 +160,11 @@ struct mlx5dr_icm_buddy_mem { * sync_ste command sets them free. */ struct list_head hot_list; + + /* Memory optimisation */ + struct mlx5dr_ste *ste_arr; + struct list_head *miss_list; + u8 *hw_ste_arr; }; int mlx5dr_buddy_init(struct mlx5dr_icm_buddy_mem *buddy, diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c b/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c index ca5f1177963d..ce5970bdcc6a 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_mac.c @@ -40,11 +40,12 @@ static int lan966x_mac_wait_for_completion(struct lan966x *lan966x) { u32 val; - return readx_poll_timeout(lan966x_mac_get_status, - lan966x, val, - (ANA_MACACCESS_MAC_TABLE_CMD_GET(val)) == - MACACCESS_CMD_IDLE, - TABLE_UPDATE_SLEEP_US, TABLE_UPDATE_TIMEOUT_US); + return readx_poll_timeout_atomic(lan966x_mac_get_status, + lan966x, val, + (ANA_MACACCESS_MAC_TABLE_CMD_GET(val)) == + MACACCESS_CMD_IDLE, + TABLE_UPDATE_SLEEP_US, + TABLE_UPDATE_TIMEOUT_US); } static void lan966x_mac_select(struct lan966x *lan966x, diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c index 2cb70da63db3..1f60fd125a1d 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c @@ -182,9 +182,9 @@ static int lan966x_port_inj_ready(struct lan966x *lan966x, u8 grp) { u32 val; - return readx_poll_timeout(lan966x_port_inj_status, lan966x, val, - QS_INJ_STATUS_FIFO_RDY_GET(val) & BIT(grp), - READL_SLEEP_US, READL_TIMEOUT_US); + return readx_poll_timeout_atomic(lan966x_port_inj_status, lan966x, val, + QS_INJ_STATUS_FIFO_RDY_GET(val) & BIT(grp), + READL_SLEEP_US, READL_TIMEOUT_US); } static int lan966x_port_ifh_xmit(struct sk_buff *skb, diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c b/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c index 59783fc46a7b..10b866e9f726 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c @@ -1103,7 +1103,7 @@ void sparx5_get_stats64(struct net_device *ndev, stats->tx_carrier_errors = portstats[spx5_stats_tx_csense_cnt]; stats->tx_window_errors = portstats[spx5_stats_tx_late_coll_cnt]; stats->rx_dropped = portstats[spx5_stats_ana_ac_port_stat_lsb_cnt]; - for (idx = 0; idx < 2 * SPX5_PRIOS; ++idx, ++stats) + for (idx = 0; idx < 2 * SPX5_PRIOS; ++idx) stats->rx_dropped += portstats[spx5_stats_green_p0_rx_port_drop + idx]; stats->tx_dropped = portstats[spx5_stats_tx_local_drop]; diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h index a1acc9b461f2..d40e18ce3293 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h @@ -16,6 +16,8 @@ #include <linux/phylink.h> #include <linux/hrtimer.h> +#include "sparx5_main_regs.h" + /* Target chip type */ enum spx5_target_chiptype { SPX5_TARGET_CT_7546 = 0x7546, /* SparX-5-64 Enterprise */ diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c index dc7e5ea6ec15..148d431fcde4 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c @@ -145,9 +145,9 @@ static void sparx5_xtr_grp(struct sparx5 *sparx5, u8 grp, bool byte_swap) skb_put(skb, byte_cnt - ETH_FCS_LEN); eth_skb_pad(skb); skb->protocol = eth_type_trans(skb, netdev); - netif_rx(skb); netdev->stats.rx_bytes += skb->len; netdev->stats.rx_packets++; + netif_rx(skb); } static int sparx5_inject(struct sparx5 *sparx5, diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c b/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c index 4ce490a25f33..8e56ffa1c4f7 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c @@ -58,16 +58,6 @@ int sparx5_vlan_vid_add(struct sparx5_port *port, u16 vid, bool pvid, struct sparx5 *sparx5 = port->sparx5; int ret; - /* Make the port a member of the VLAN */ - set_bit(port->portno, sparx5->vlan_mask[vid]); - ret = sparx5_vlant_set_mask(sparx5, vid); - if (ret) - return ret; - - /* Default ingress vlan classification */ - if (pvid) - port->pvid = vid; - /* Untagged egress vlan classification */ if (untagged && port->vid != vid) { if (port->vid) { @@ -79,6 +69,16 @@ int sparx5_vlan_vid_add(struct sparx5_port *port, u16 vid, bool pvid, port->vid = vid; } + /* Make the port a member of the VLAN */ + set_bit(port->portno, sparx5->vlan_mask[vid]); + ret = sparx5_vlant_set_mask(sparx5, vid); + if (ret) + return ret; + + /* Default ingress vlan classification */ + if (pvid) + port->pvid = vid; + sparx5_vlan_port_apply(sparx5, port); return 0; diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 455293aa6343..fd3ceb74620d 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -549,14 +549,18 @@ EXPORT_SYMBOL(ocelot_vlan_add); int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid) { struct ocelot_port *ocelot_port = ocelot->ports[port]; + bool del_pvid = false; int err; + if (ocelot_port->pvid_vlan && ocelot_port->pvid_vlan->vid == vid) + del_pvid = true; + err = ocelot_vlan_member_del(ocelot, port, vid); if (err) return err; /* Ingress */ - if (ocelot_port->pvid_vlan && ocelot_port->pvid_vlan->vid == vid) + if (del_pvid) ocelot_port_set_pvid(ocelot, port, NULL); /* Egress */ @@ -1432,6 +1436,8 @@ static void ocelot_populate_ipv4_ptp_event_trap_key(struct ocelot_vcap_filter *trap) { trap->key_type = OCELOT_VCAP_KEY_IPV4; + trap->key.ipv4.proto.value[0] = IPPROTO_UDP; + trap->key.ipv4.proto.mask[0] = 0xff; trap->key.ipv4.dport.value = PTP_EV_PORT; trap->key.ipv4.dport.mask = 0xffff; } @@ -1440,6 +1446,8 @@ static void ocelot_populate_ipv6_ptp_event_trap_key(struct ocelot_vcap_filter *trap) { trap->key_type = OCELOT_VCAP_KEY_IPV6; + trap->key.ipv4.proto.value[0] = IPPROTO_UDP; + trap->key.ipv4.proto.mask[0] = 0xff; trap->key.ipv6.dport.value = PTP_EV_PORT; trap->key.ipv6.dport.mask = 0xffff; } @@ -1448,6 +1456,8 @@ static void ocelot_populate_ipv4_ptp_general_trap_key(struct ocelot_vcap_filter *trap) { trap->key_type = OCELOT_VCAP_KEY_IPV4; + trap->key.ipv4.proto.value[0] = IPPROTO_UDP; + trap->key.ipv4.proto.mask[0] = 0xff; trap->key.ipv4.dport.value = PTP_GEN_PORT; trap->key.ipv4.dport.mask = 0xffff; } @@ -1456,6 +1466,8 @@ static void ocelot_populate_ipv6_ptp_general_trap_key(struct ocelot_vcap_filter *trap) { trap->key_type = OCELOT_VCAP_KEY_IPV6; + trap->key.ipv4.proto.value[0] = IPPROTO_UDP; + trap->key.ipv4.proto.mask[0] = 0xff; trap->key.ipv6.dport.value = PTP_GEN_PORT; trap->key.ipv6.dport.mask = 0xffff; } @@ -1737,12 +1749,11 @@ void ocelot_get_strings(struct ocelot *ocelot, int port, u32 sset, u8 *data) } EXPORT_SYMBOL(ocelot_get_strings); +/* Caller must hold &ocelot->stats_lock */ static void ocelot_update_stats(struct ocelot *ocelot) { int i, j; - mutex_lock(&ocelot->stats_lock); - for (i = 0; i < ocelot->num_phys_ports; i++) { /* Configure the port to read the stats from */ ocelot_write(ocelot, SYS_STAT_CFG_STAT_VIEW(i), SYS_STAT_CFG); @@ -1761,8 +1772,6 @@ static void ocelot_update_stats(struct ocelot *ocelot) ~(u64)U32_MAX) + val; } } - - mutex_unlock(&ocelot->stats_lock); } static void ocelot_check_stats_work(struct work_struct *work) @@ -1771,7 +1780,9 @@ static void ocelot_check_stats_work(struct work_struct *work) struct ocelot *ocelot = container_of(del_work, struct ocelot, stats_work); + mutex_lock(&ocelot->stats_lock); ocelot_update_stats(ocelot); + mutex_unlock(&ocelot->stats_lock); queue_delayed_work(ocelot->stats_queue, &ocelot->stats_work, OCELOT_STATS_CHECK_DELAY); @@ -1781,12 +1792,16 @@ void ocelot_get_ethtool_stats(struct ocelot *ocelot, int port, u64 *data) { int i; + mutex_lock(&ocelot->stats_lock); + /* check and update now */ ocelot_update_stats(ocelot); /* Copy all counters */ for (i = 0; i < ocelot->num_stats; i++) *data++ = ocelot->stats[port * ocelot->num_stats + i]; + + mutex_unlock(&ocelot->stats_lock); } EXPORT_SYMBOL(ocelot_get_ethtool_stats); diff --git a/drivers/net/ethernet/netronome/nfp/flower/cmsg.h b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h index 784292b16290..1543e47456d5 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/cmsg.h +++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h @@ -723,6 +723,8 @@ static inline bool nfp_fl_is_netdev_to_offload(struct net_device *netdev) return true; if (netif_is_gretap(netdev)) return true; + if (netif_is_ip6gretap(netdev)) + return true; return false; } diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index dfb4468fe287..cb43651ea9ba 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -922,8 +922,8 @@ nfp_tunnel_add_shared_mac(struct nfp_app *app, struct net_device *netdev, int port, bool mod) { struct nfp_flower_priv *priv = app->priv; - int ida_idx = NFP_MAX_MAC_INDEX, err; struct nfp_tun_offloaded_mac *entry; + int ida_idx = -1, err; u16 nfp_mac_idx = 0; entry = nfp_tunnel_lookup_offloaded_macs(app, netdev->dev_addr); @@ -997,7 +997,7 @@ err_remove_hash: err_free_entry: kfree(entry); err_free_ida: - if (ida_idx != NFP_MAX_MAC_INDEX) + if (ida_idx != -1) ida_simple_remove(&priv->tun.mac_off_ids, ida_idx); return err; @@ -1011,6 +1011,7 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, struct nfp_flower_repr_priv *repr_priv; struct nfp_tun_offloaded_mac *entry; struct nfp_repr *repr; + u16 nfp_mac_idx; int ida_idx; entry = nfp_tunnel_lookup_offloaded_macs(app, mac); @@ -1029,8 +1030,6 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, entry->bridge_count--; if (!entry->bridge_count && entry->ref_count) { - u16 nfp_mac_idx; - nfp_mac_idx = entry->index & ~NFP_TUN_PRE_TUN_IDX_BIT; if (__nfp_tunnel_offload_mac(app, mac, nfp_mac_idx, false)) { @@ -1046,7 +1045,6 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, /* If MAC is now used by 1 repr set the offloaded MAC index to port. */ if (entry->ref_count == 1 && list_is_singular(&entry->repr_list)) { - u16 nfp_mac_idx; int port, err; repr_priv = list_first_entry(&entry->repr_list, @@ -1074,8 +1072,14 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, WARN_ON_ONCE(rhashtable_remove_fast(&priv->tun.offloaded_macs, &entry->ht_node, offloaded_macs_params)); + + if (nfp_flower_is_supported_bridge(netdev)) + nfp_mac_idx = entry->index & ~NFP_TUN_PRE_TUN_IDX_BIT; + else + nfp_mac_idx = entry->index; + /* If MAC has global ID then extract and free the ida entry. */ - if (nfp_tunnel_is_mac_idx_global(entry->index)) { + if (nfp_tunnel_is_mac_idx_global(nfp_mac_idx)) { ida_idx = nfp_tunnel_get_ida_from_global_mac_idx(entry->index); ida_simple_remove(&priv->tun.mac_off_ids, ida_idx); } diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index bc39558fe82b..756f97dce85b 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1471,6 +1471,7 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); struct netdata_local *pldat; + int ret; if (device_may_wakeup(&pdev->dev)) disable_irq_wake(ndev->irq); @@ -1480,7 +1481,9 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) pldat = netdev_priv(ndev); /* Enable interface clock */ - clk_enable(pldat->clk); + ret = clk_enable(pldat->clk); + if (ret) + return ret; /* Reset and initialize */ __lpc_eth_reset(pldat); diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c index 8ac38828ba45..48cf4355bc47 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c +++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c @@ -3806,11 +3806,11 @@ bool qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) return found; } -static void qed_iov_get_link(struct qed_hwfn *p_hwfn, - u16 vfid, - struct qed_mcp_link_params *p_params, - struct qed_mcp_link_state *p_link, - struct qed_mcp_link_capabilities *p_caps) +static int qed_iov_get_link(struct qed_hwfn *p_hwfn, + u16 vfid, + struct qed_mcp_link_params *p_params, + struct qed_mcp_link_state *p_link, + struct qed_mcp_link_capabilities *p_caps) { struct qed_vf_info *p_vf = qed_iov_get_vf_info(p_hwfn, vfid, @@ -3818,7 +3818,7 @@ static void qed_iov_get_link(struct qed_hwfn *p_hwfn, struct qed_bulletin_content *p_bulletin; if (!p_vf) - return; + return -EINVAL; p_bulletin = p_vf->bulletin.p_virt; @@ -3828,6 +3828,7 @@ static void qed_iov_get_link(struct qed_hwfn *p_hwfn, __qed_vf_get_link_state(p_hwfn, p_link, p_bulletin); if (p_caps) __qed_vf_get_link_caps(p_hwfn, p_caps, p_bulletin); + return 0; } static int @@ -4686,6 +4687,7 @@ static int qed_get_vf_config(struct qed_dev *cdev, struct qed_public_vf_info *vf_info; struct qed_mcp_link_state link; u32 tx_rate; + int ret; /* Sanitize request */ if (IS_VF(cdev)) @@ -4699,7 +4701,9 @@ static int qed_get_vf_config(struct qed_dev *cdev, vf_info = qed_iov_get_public_vf_info(hwfn, vf_id, true); - qed_iov_get_link(hwfn, vf_id, NULL, &link, NULL); + ret = qed_iov_get_link(hwfn, vf_id, NULL, &link, NULL); + if (ret) + return ret; /* Fill information about VF */ ivi->vf = vf_id; diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c index 597cd9cd57b5..7b0e390c0b07 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.c +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c @@ -513,6 +513,9 @@ int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) p_iov->bulletin.size, &p_iov->bulletin.phys, GFP_KERNEL); + if (!p_iov->bulletin.p_virt) + goto free_pf2vf_reply; + DP_VERBOSE(p_hwfn, QED_MSG_IOV, "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n", p_iov->bulletin.p_virt, @@ -552,6 +555,10 @@ int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) return rc; +free_pf2vf_reply: + dma_free_coherent(&p_hwfn->cdev->pdev->dev, + sizeof(union pfvf_tlvs), + p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); free_vf2pf_request: dma_free_coherent(&p_hwfn->cdev->pdev->dev, sizeof(union vfpf_tlvs), diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index 32161a56726c..2881f5b2b5f4 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -2285,18 +2285,18 @@ static int __init sxgbe_cmdline_opt(char *str) char *opt; if (!str || !*str) - return -EINVAL; + return 1; while ((opt = strsep(&str, ",")) != NULL) { if (!strncmp(opt, "eee_timer:", 10)) { if (kstrtoint(opt + 10, 0, &eee_timer)) goto err; } } - return 0; + return 1; err: pr_err("%s: ERROR broken module parameter conversion\n", __func__); - return -EINVAL; + return 1; } __setup("sxgbeeth=", sxgbe_cmdline_opt); diff --git a/drivers/net/ethernet/seeq/ether3.c b/drivers/net/ethernet/seeq/ether3.c index 16a4cbae9326..c672f92d65e9 100644 --- a/drivers/net/ethernet/seeq/ether3.c +++ b/drivers/net/ethernet/seeq/ether3.c @@ -749,6 +749,7 @@ ether3_probe(struct expansion_card *ec, const struct ecard_id *id) const struct ether3_data *data = id->data; struct net_device *dev; int bus_type, ret; + u8 addr[ETH_ALEN]; ether3_banner(); @@ -776,7 +777,8 @@ ether3_probe(struct expansion_card *ec, const struct ecard_id *id) priv(dev)->seeq = priv(dev)->base + data->base_offset; dev->irq = ec->irq; - ether3_addr(dev->dev_addr, ec); + ether3_addr(addr, ec); + eth_hw_addr_set(dev, addr); priv(dev)->dev = dev; timer_setup(&priv(dev)->timer, ether3_ledoff, 0); diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c index be6bfd6b7ec7..50baf62b2cbc 100644 --- a/drivers/net/ethernet/sfc/mcdi.c +++ b/drivers/net/ethernet/sfc/mcdi.c @@ -163,9 +163,9 @@ static void efx_mcdi_send_request(struct efx_nic *efx, unsigned cmd, /* Serialise with efx_mcdi_ev_cpl() and efx_mcdi_ev_death() */ spin_lock_bh(&mcdi->iface_lock); ++mcdi->seqno; + seqno = mcdi->seqno & SEQ_MASK; spin_unlock_bh(&mcdi->iface_lock); - seqno = mcdi->seqno & SEQ_MASK; xflags = 0; if (mcdi->mode == MCDI_MODE_EVENTS) xflags |= MCDI_HEADER_XFLAGS_EVREQ; diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c index dd6f69ced4ee..fc9cef9dcefc 100644 --- a/drivers/net/ethernet/smsc/smc911x.c +++ b/drivers/net/ethernet/smsc/smc911x.c @@ -1648,7 +1648,7 @@ static int smc911x_ethtool_geteeprom(struct net_device *dev, return ret; if ((ret=smc911x_ethtool_read_eeprom_byte(dev, &eebuf[i]))!=0) return ret; - } + } memcpy(data, eebuf+eeprom->offset, eeprom->len); return 0; } @@ -1667,11 +1667,11 @@ static int smc911x_ethtool_seteeprom(struct net_device *dev, return ret; /* write byte */ if ((ret=smc911x_ethtool_write_eeprom_byte(dev, *data))!=0) - return ret; + return ret; if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_WRITE_, i ))!=0) return ret; - } - return 0; + } + return 0; } static int smc911x_ethtool_geteeprom_len(struct net_device *dev) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 617d0e4c6495..09644ab0d87a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -756,7 +756,7 @@ static int sun8i_dwmac_reset(struct stmmac_priv *priv) if (err) { dev_err(priv->device, "EMAC reset timeout\n"); - return -EFAULT; + return err; } return 0; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c index e2e0f977875d..c3f10a92b62b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c @@ -22,21 +22,21 @@ #define ETHER_CLK_SEL_RMII_CLK_EN BIT(2) #define ETHER_CLK_SEL_RMII_CLK_RST BIT(3) #define ETHER_CLK_SEL_DIV_SEL_2 BIT(4) -#define ETHER_CLK_SEL_DIV_SEL_20 BIT(0) +#define ETHER_CLK_SEL_DIV_SEL_20 0 #define ETHER_CLK_SEL_FREQ_SEL_125M (BIT(9) | BIT(8)) #define ETHER_CLK_SEL_FREQ_SEL_50M BIT(9) #define ETHER_CLK_SEL_FREQ_SEL_25M BIT(8) #define ETHER_CLK_SEL_FREQ_SEL_2P5M 0 -#define ETHER_CLK_SEL_TX_CLK_EXT_SEL_IN BIT(0) +#define ETHER_CLK_SEL_TX_CLK_EXT_SEL_IN 0 #define ETHER_CLK_SEL_TX_CLK_EXT_SEL_TXC BIT(10) #define ETHER_CLK_SEL_TX_CLK_EXT_SEL_DIV BIT(11) -#define ETHER_CLK_SEL_RX_CLK_EXT_SEL_IN BIT(0) +#define ETHER_CLK_SEL_RX_CLK_EXT_SEL_IN 0 #define ETHER_CLK_SEL_RX_CLK_EXT_SEL_RXC BIT(12) #define ETHER_CLK_SEL_RX_CLK_EXT_SEL_DIV BIT(13) -#define ETHER_CLK_SEL_TX_CLK_O_TX_I BIT(0) +#define ETHER_CLK_SEL_TX_CLK_O_TX_I 0 #define ETHER_CLK_SEL_TX_CLK_O_RMII_I BIT(14) #define ETHER_CLK_SEL_TX_O_E_N_IN BIT(15) -#define ETHER_CLK_SEL_RMII_CLK_SEL_IN BIT(0) +#define ETHER_CLK_SEL_RMII_CLK_SEL_IN 0 #define ETHER_CLK_SEL_RMII_CLK_SEL_RX_C BIT(16) #define ETHER_CLK_SEL_RX_TX_CLK_EN (ETHER_CLK_SEL_RX_CLK_EN | ETHER_CLK_SEL_TX_CLK_EN) @@ -49,13 +49,15 @@ struct visconti_eth { void __iomem *reg; u32 phy_intf_sel; struct clk *phy_ref_clk; + struct device *dev; spinlock_t lock; /* lock to protect register update */ }; static void visconti_eth_fix_mac_speed(void *priv, unsigned int speed) { struct visconti_eth *dwmac = priv; - unsigned int val, clk_sel_val; + struct net_device *netdev = dev_get_drvdata(dwmac->dev); + unsigned int val, clk_sel_val = 0; unsigned long flags; spin_lock_irqsave(&dwmac->lock, flags); @@ -85,7 +87,9 @@ static void visconti_eth_fix_mac_speed(void *priv, unsigned int speed) break; default: /* No bit control */ - break; + netdev_err(netdev, "Unsupported speed request (%d)", speed); + spin_unlock_irqrestore(&dwmac->lock, flags); + return; } writel(val, dwmac->reg + MAC_CTRL_REG); @@ -96,31 +100,41 @@ static void visconti_eth_fix_mac_speed(void *priv, unsigned int speed) val |= ETHER_CLK_SEL_TX_O_E_N_IN; writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); + /* Set Clock-Mux, Start clock, Set TX_O direction */ switch (dwmac->phy_intf_sel) { case ETHER_CONFIG_INTF_RGMII: val = clk_sel_val | ETHER_CLK_SEL_RX_CLK_EXT_SEL_RXC; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); + + val |= ETHER_CLK_SEL_RX_TX_CLK_EN; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); + + val &= ~ETHER_CLK_SEL_TX_O_E_N_IN; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); break; case ETHER_CONFIG_INTF_RMII: val = clk_sel_val | ETHER_CLK_SEL_RX_CLK_EXT_SEL_DIV | - ETHER_CLK_SEL_TX_CLK_EXT_SEL_TXC | ETHER_CLK_SEL_TX_O_E_N_IN | + ETHER_CLK_SEL_TX_CLK_EXT_SEL_DIV | ETHER_CLK_SEL_TX_O_E_N_IN | ETHER_CLK_SEL_RMII_CLK_SEL_RX_C; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); + + val |= ETHER_CLK_SEL_RMII_CLK_RST; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); + + val |= ETHER_CLK_SEL_RMII_CLK_EN | ETHER_CLK_SEL_RX_TX_CLK_EN; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); break; case ETHER_CONFIG_INTF_MII: default: val = clk_sel_val | ETHER_CLK_SEL_RX_CLK_EXT_SEL_RXC | - ETHER_CLK_SEL_TX_CLK_EXT_SEL_DIV | ETHER_CLK_SEL_TX_O_E_N_IN | - ETHER_CLK_SEL_RMII_CLK_EN; + ETHER_CLK_SEL_TX_CLK_EXT_SEL_TXC | ETHER_CLK_SEL_TX_O_E_N_IN; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); + + val |= ETHER_CLK_SEL_RX_TX_CLK_EN; + writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); break; } - /* Start clock */ - writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); - val |= ETHER_CLK_SEL_RX_TX_CLK_EN; - writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); - - val &= ~ETHER_CLK_SEL_TX_O_E_N_IN; - writel(val, dwmac->reg + REG_ETHER_CLOCK_SEL); - spin_unlock_irqrestore(&dwmac->lock, flags); } @@ -219,6 +233,7 @@ static int visconti_eth_dwmac_probe(struct platform_device *pdev) spin_lock_init(&dwmac->lock); dwmac->reg = stmmac_res.addr; + dwmac->dev = &pdev->dev; plat_dat->bsp_priv = dwmac; plat_dat->fix_mac_speed = visconti_eth_fix_mac_speed; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h index 1914ad698cab..acd70b9a3173 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h @@ -150,6 +150,7 @@ #define NUM_DWMAC100_DMA_REGS 9 #define NUM_DWMAC1000_DMA_REGS 23 +#define NUM_DWMAC4_DMA_REGS 27 void dwmac_enable_dma_transmission(void __iomem *ioaddr); void dwmac_enable_dma_irq(void __iomem *ioaddr, u32 chan, bool rx, bool tx); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 40b5ed94cb54..5b195d5051d6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -194,7 +194,6 @@ struct stmmac_priv { u32 tx_coal_timer[MTL_MAX_TX_QUEUES]; u32 rx_coal_frames[MTL_MAX_TX_QUEUES]; - int tx_coalesce; int hwts_tx_en; bool tx_path_in_lpi_mode; bool tso; @@ -229,7 +228,6 @@ struct stmmac_priv { unsigned int flow_ctrl; unsigned int pause; struct mii_bus *mii; - int mii_irq[PHY_MAX_ADDR]; struct phylink_config phylink_config; struct phylink *phylink; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index 164dff5ec32e..abfb3cd5958d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -21,10 +21,18 @@ #include "dwxgmac2.h" #define REG_SPACE_SIZE 0x1060 +#define GMAC4_REG_SPACE_SIZE 0x116C #define MAC100_ETHTOOL_NAME "st_mac100" #define GMAC_ETHTOOL_NAME "st_gmac" #define XGMAC_ETHTOOL_NAME "st_xgmac" +/* Same as DMA_CHAN_BASE_ADDR defined in dwmac4_dma.h + * + * It is here because dwmac_dma.h and dwmac4_dam.h can not be included at the + * same time due to the conflicting macro names. + */ +#define GMAC4_DMA_CHAN_BASE_ADDR 0x00001100 + #define ETHTOOL_DMA_OFFSET 55 struct stmmac_stats { @@ -434,6 +442,8 @@ static int stmmac_ethtool_get_regs_len(struct net_device *dev) if (priv->plat->has_xgmac) return XGMAC_REGSIZE * 4; + else if (priv->plat->has_gmac4) + return GMAC4_REG_SPACE_SIZE; return REG_SPACE_SIZE; } @@ -446,8 +456,13 @@ static void stmmac_ethtool_gregs(struct net_device *dev, stmmac_dump_mac_regs(priv, priv->hw, reg_space); stmmac_dump_dma_regs(priv, priv->ioaddr, reg_space); - if (!priv->plat->has_xgmac) { - /* Copy DMA registers to where ethtool expects them */ + /* Copy DMA registers to where ethtool expects them */ + if (priv->plat->has_gmac4) { + /* GMAC4 dumps its DMA registers at its DMA_CHAN_BASE_ADDR */ + memcpy(®_space[ETHTOOL_DMA_OFFSET], + ®_space[GMAC4_DMA_CHAN_BASE_ADDR / 4], + NUM_DWMAC4_DMA_REGS * 4); + } else if (!priv->plat->has_xgmac) { memcpy(®_space[ETHTOOL_DMA_OFFSET], ®_space[DMA_BUS_MODE / 4], NUM_DWMAC1000_DMA_REGS * 4); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c index 074e2cdfb0fa..a7ec9f4d46ce 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c @@ -145,15 +145,20 @@ static int adjust_systime(void __iomem *ioaddr, u32 sec, u32 nsec, static void get_systime(void __iomem *ioaddr, u64 *systime) { - u64 ns; - - /* Get the TSSS value */ - ns = readl(ioaddr + PTP_STNSR); - /* Get the TSS and convert sec time value to nanosecond */ - ns += readl(ioaddr + PTP_STSR) * 1000000000ULL; + u64 ns, sec0, sec1; + + /* Get the TSS value */ + sec1 = readl_relaxed(ioaddr + PTP_STSR); + do { + sec0 = sec1; + /* Get the TSSS value */ + ns = readl_relaxed(ioaddr + PTP_STNSR); + /* Get the TSS value */ + sec1 = readl_relaxed(ioaddr + PTP_STSR); + } while (sec0 != sec1); if (systime) - *systime = ns; + *systime = ns + (sec1 * 1000000000ULL); } static void get_ptptime(void __iomem *ptpaddr, u64 *ptp_time) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 6708ca2aa4f7..422e3225f476 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -402,7 +402,7 @@ static void stmmac_lpi_entry_timer_config(struct stmmac_priv *priv, bool en) * Description: this function is to verify and enter in LPI mode in case of * EEE. */ -static void stmmac_enable_eee_mode(struct stmmac_priv *priv) +static int stmmac_enable_eee_mode(struct stmmac_priv *priv) { u32 tx_cnt = priv->plat->tx_queues_to_use; u32 queue; @@ -412,13 +412,14 @@ static void stmmac_enable_eee_mode(struct stmmac_priv *priv) struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; if (tx_q->dirty_tx != tx_q->cur_tx) - return; /* still unfinished work */ + return -EBUSY; /* still unfinished work */ } /* Check and enter in LPI mode */ if (!priv->tx_path_in_lpi_mode) stmmac_set_eee_mode(priv, priv->hw, priv->plat->en_tx_lpi_clockgating); + return 0; } /** @@ -450,8 +451,8 @@ static void stmmac_eee_ctrl_timer(struct timer_list *t) { struct stmmac_priv *priv = from_timer(priv, t, eee_ctrl_timer); - stmmac_enable_eee_mode(priv); - mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(priv->tx_lpi_timer)); + if (stmmac_enable_eee_mode(priv)) + mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(priv->tx_lpi_timer)); } /** @@ -889,6 +890,9 @@ static int stmmac_init_ptp(struct stmmac_priv *priv) bool xmac = priv->plat->has_gmac4 || priv->plat->has_xgmac; int ret; + if (priv->plat->ptp_clk_freq_config) + priv->plat->ptp_clk_freq_config(priv); + ret = stmmac_init_tstamp_counter(priv, STMMAC_HWTS_ACTIVE); if (ret) return ret; @@ -911,8 +915,6 @@ static int stmmac_init_ptp(struct stmmac_priv *priv) priv->hwts_tx_en = 0; priv->hwts_rx_en = 0; - stmmac_ptp_register(priv); - return 0; } @@ -2260,6 +2262,23 @@ static void stmmac_stop_tx_dma(struct stmmac_priv *priv, u32 chan) stmmac_stop_tx(priv, priv->ioaddr, chan); } +static void stmmac_enable_all_dma_irq(struct stmmac_priv *priv) +{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 dma_csr_ch = max(rx_channels_count, tx_channels_count); + u32 chan; + + for (chan = 0; chan < dma_csr_ch; chan++) { + struct stmmac_channel *ch = &priv->channel[chan]; + unsigned long flags; + + spin_lock_irqsave(&ch->lock, flags); + stmmac_enable_dma_irq(priv, priv->ioaddr, chan, 1, 1); + spin_unlock_irqrestore(&ch->lock, flags); + } +} + /** * stmmac_start_all_dma - start all RX and TX DMA channels * @priv: driver private structure @@ -2647,8 +2666,8 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) if (priv->eee_enabled && !priv->tx_path_in_lpi_mode && priv->eee_sw_timer_en) { - stmmac_enable_eee_mode(priv); - mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(priv->tx_lpi_timer)); + if (stmmac_enable_eee_mode(priv)) + mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(priv->tx_lpi_timer)); } /* We still have pending packets, let's call for a new scheduling */ @@ -2902,8 +2921,10 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) stmmac_axi(priv, priv->ioaddr, priv->plat->axi); /* DMA CSR Channel configuration */ - for (chan = 0; chan < dma_csr_ch; chan++) + for (chan = 0; chan < dma_csr_ch; chan++) { stmmac_init_chan(priv, priv->ioaddr, priv->plat->dma_cfg, chan); + stmmac_disable_dma_irq(priv, priv->ioaddr, chan, 1, 1); + } /* DMA RX Channel Configuration */ for (chan = 0; chan < rx_channels_count; chan++) { @@ -3238,7 +3259,7 @@ static int stmmac_fpe_start_wq(struct stmmac_priv *priv) /** * stmmac_hw_setup - setup mac in a usable state. * @dev : pointer to the device structure. - * @init_ptp: initialize PTP if set + * @ptp_register: register PTP if set * Description: * this is the main function to setup the HW in a usable state because the * dma engine is reset, the core registers are configured (e.g. AXI, @@ -3248,7 +3269,7 @@ static int stmmac_fpe_start_wq(struct stmmac_priv *priv) * 0 on success and an appropriate (-)ve integer as defined in errno.h * file on failure. */ -static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) +static int stmmac_hw_setup(struct net_device *dev, bool ptp_register) { struct stmmac_priv *priv = netdev_priv(dev); u32 rx_cnt = priv->plat->rx_queues_to_use; @@ -3305,13 +3326,13 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) stmmac_mmc_setup(priv); - if (init_ptp) { - ret = stmmac_init_ptp(priv); - if (ret == -EOPNOTSUPP) - netdev_warn(priv->dev, "PTP not supported by HW\n"); - else if (ret) - netdev_warn(priv->dev, "PTP init failed\n"); - } + ret = stmmac_init_ptp(priv); + if (ret == -EOPNOTSUPP) + netdev_warn(priv->dev, "PTP not supported by HW\n"); + else if (ret) + netdev_warn(priv->dev, "PTP init failed\n"); + else if (ptp_register) + stmmac_ptp_register(priv); priv->eee_tw_timer = STMMAC_DEFAULT_TWT_LS; @@ -3759,6 +3780,7 @@ static int stmmac_open(struct net_device *dev) stmmac_enable_all_queues(priv); netif_tx_start_all_queues(priv->dev); + stmmac_enable_all_dma_irq(priv); return 0; @@ -6508,8 +6530,10 @@ int stmmac_xdp_open(struct net_device *dev) } /* DMA CSR Channel configuration */ - for (chan = 0; chan < dma_csr_ch; chan++) + for (chan = 0; chan < dma_csr_ch; chan++) { stmmac_init_chan(priv, priv->ioaddr, priv->plat->dma_cfg, chan); + stmmac_disable_dma_irq(priv, priv->ioaddr, chan, 1, 1); + } /* Adjust Split header */ sph_en = (priv->hw->rx_csum > 0) && priv->sph; @@ -6570,6 +6594,7 @@ int stmmac_xdp_open(struct net_device *dev) stmmac_enable_all_queues(priv); netif_carrier_on(dev); netif_tx_start_all_queues(dev); + stmmac_enable_all_dma_irq(priv); return 0; @@ -7250,6 +7275,10 @@ int stmmac_dvr_remove(struct device *dev) netdev_info(priv->dev, "%s: removing driver", __func__); + pm_runtime_get_sync(dev); + pm_runtime_disable(dev); + pm_runtime_put_noidle(dev); + stmmac_stop_all_dma(priv); stmmac_mac_set(priv, priv->ioaddr, false); netif_carrier_off(ndev); @@ -7268,8 +7297,6 @@ int stmmac_dvr_remove(struct device *dev) if (priv->plat->stmmac_rst) reset_control_assert(priv->plat->stmmac_rst); reset_control_assert(priv->plat->stmmac_ahb_rst); - pm_runtime_put(dev); - pm_runtime_disable(dev); if (priv->hw->pcs != STMMAC_PCS_TBI && priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); @@ -7447,6 +7474,7 @@ int stmmac_resume(struct device *dev) stmmac_restore_hw_vlan_rx_fltr(priv, ndev, priv->hw); stmmac_enable_all_queues(priv); + stmmac_enable_all_dma_irq(priv); mutex_unlock(&priv->lock); rtnl_unlock(); @@ -7463,7 +7491,7 @@ static int __init stmmac_cmdline_opt(char *str) char *opt; if (!str || !*str) - return -EINVAL; + return 1; while ((opt = strsep(&str, ",")) != NULL) { if (!strncmp(opt, "debug:", 6)) { if (kstrtoint(opt + 6, 0, &debug)) @@ -7494,11 +7522,11 @@ static int __init stmmac_cmdline_opt(char *str) goto err; } } - return 0; + return 1; err: pr_err("%s: ERROR broken module parameter conversion", __func__); - return -EINVAL; + return 1; } __setup("stmmaceth=", stmmac_cmdline_opt); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c index 0d24ebd37873..1c9f02f9c317 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c @@ -297,9 +297,6 @@ void stmmac_ptp_register(struct stmmac_priv *priv) { int i; - if (priv->plat->ptp_clk_freq_config) - priv->plat->ptp_clk_freq_config(priv); - for (i = 0; i < priv->dma_cap.pps_out_num; i++) { if (i >= STMMAC_PPS_MAX) break; diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c index ad9029ae6848..77e5dffb558f 100644 --- a/drivers/net/ethernet/sun/sunhme.c +++ b/drivers/net/ethernet/sun/sunhme.c @@ -3146,7 +3146,7 @@ static int happy_meal_pci_probe(struct pci_dev *pdev, if (err) { printk(KERN_ERR "happymeal(PCI): Cannot register net device, " "aborting.\n"); - goto err_out_iounmap; + goto err_out_free_coherent; } pci_set_drvdata(pdev, hp); @@ -3179,6 +3179,10 @@ static int happy_meal_pci_probe(struct pci_dev *pdev, return 0; +err_out_free_coherent: + dma_free_coherent(hp->dma_dev, PAGE_SIZE, + hp->happy_block, hp->hblock_dvma); + err_out_iounmap: iounmap(hp->gregs); diff --git a/drivers/net/ethernet/ti/cpsw_priv.c b/drivers/net/ethernet/ti/cpsw_priv.c index ba220593e6db..8f6817f346ba 100644 --- a/drivers/net/ethernet/ti/cpsw_priv.c +++ b/drivers/net/ethernet/ti/cpsw_priv.c @@ -1146,7 +1146,7 @@ int cpsw_fill_rx_channels(struct cpsw_priv *priv) static struct page_pool *cpsw_create_page_pool(struct cpsw_common *cpsw, int size) { - struct page_pool_params pp_params; + struct page_pool_params pp_params = {}; struct page_pool *pool; pp_params.order = 0; diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index dc70a6bfaa6a..92ca739fac01 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -568,7 +568,9 @@ int cpts_register(struct cpts *cpts) for (i = 0; i < CPTS_MAX_EVENTS; i++) list_add(&cpts->pool_data[i].list, &cpts->pool); - clk_enable(cpts->refclk); + err = clk_enable(cpts->refclk); + if (err) + return err; cpts_write32(cpts, CPTS_EN, control); cpts_write32(cpts, TS_PEND_EN, int_enable); diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c index cf0917b29e30..5251fc324221 100644 --- a/drivers/net/ethernet/tundra/tsi108_eth.c +++ b/drivers/net/ethernet/tundra/tsi108_eth.c @@ -1091,20 +1091,22 @@ static int tsi108_get_mac(struct net_device *dev) struct tsi108_prv_data *data = netdev_priv(dev); u32 word1 = TSI_READ(TSI108_MAC_ADDR1); u32 word2 = TSI_READ(TSI108_MAC_ADDR2); + u8 addr[ETH_ALEN]; /* Note that the octets are reversed from what the manual says, * producing an even weirder ordering... */ if (word2 == 0 && word1 == 0) { - dev->dev_addr[0] = 0x00; - dev->dev_addr[1] = 0x06; - dev->dev_addr[2] = 0xd2; - dev->dev_addr[3] = 0x00; - dev->dev_addr[4] = 0x00; + addr[0] = 0x00; + addr[1] = 0x06; + addr[2] = 0xd2; + addr[3] = 0x00; + addr[4] = 0x00; if (0x8 == data->phy) - dev->dev_addr[5] = 0x01; + addr[5] = 0x01; else - dev->dev_addr[5] = 0x02; + addr[5] = 0x02; + eth_hw_addr_set(dev, addr); word2 = (dev->dev_addr[0] << 16) | (dev->dev_addr[1] << 24); @@ -1114,12 +1116,13 @@ static int tsi108_get_mac(struct net_device *dev) TSI_WRITE(TSI108_MAC_ADDR1, word1); TSI_WRITE(TSI108_MAC_ADDR2, word2); } else { - dev->dev_addr[0] = (word2 >> 16) & 0xff; - dev->dev_addr[1] = (word2 >> 24) & 0xff; - dev->dev_addr[2] = (word1 >> 0) & 0xff; - dev->dev_addr[3] = (word1 >> 8) & 0xff; - dev->dev_addr[4] = (word1 >> 16) & 0xff; - dev->dev_addr[5] = (word1 >> 24) & 0xff; + addr[0] = (word2 >> 16) & 0xff; + addr[1] = (word2 >> 24) & 0xff; + addr[2] = (word1 >> 0) & 0xff; + addr[3] = (word1 >> 8) & 0xff; + addr[4] = (word1 >> 16) & 0xff; + addr[5] = (word1 >> 24) & 0xff; + eth_hw_addr_set(dev, addr); } if (!is_valid_ether_addr(dev->dev_addr)) { @@ -1136,14 +1139,12 @@ static int tsi108_set_mac(struct net_device *dev, void *addr) { struct tsi108_prv_data *data = netdev_priv(dev); u32 word1, word2; - int i; if (!is_valid_ether_addr(addr)) return -EADDRNOTAVAIL; - for (i = 0; i < 6; i++) - /* +2 is for the offset of the HW addr type */ - dev->dev_addr[i] = ((unsigned char *)addr)[i + 2]; + /* +2 is for the offset of the HW addr type */ + eth_hw_addr_set(dev, ((unsigned char *)addr) + 2); word2 = (dev->dev_addr[0] << 16) | (dev->dev_addr[1] << 24); diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index b900ab5aef2a..64c7e26c3b75 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1433,6 +1433,8 @@ static int temac_probe(struct platform_device *pdev) lp->indirect_lock = devm_kmalloc(&pdev->dev, sizeof(*lp->indirect_lock), GFP_KERNEL); + if (!lp->indirect_lock) + return -ENOMEM; spin_lock_init(lp->indirect_lock); } diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 519599480b15..77fa2cb03aca 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1183,7 +1183,7 @@ static int xemaclite_of_probe(struct platform_device *ofdev) if (rc) { dev_err(dev, "Cannot register network device, aborting\n"); - goto error; + goto put_node; } dev_info(dev, @@ -1191,6 +1191,8 @@ static int xemaclite_of_probe(struct platform_device *ofdev) (unsigned long __force)ndev->mem_start, lp->base_addr, ndev->irq); return 0; +put_node: + of_node_put(lp->phy_node); error: free_netdev(ndev); return rc; diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index b1fc153125d9..45c3c4a1101b 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -668,11 +668,11 @@ static void sixpack_close(struct tty_struct *tty) */ netif_stop_queue(sp->dev); + unregister_netdev(sp->dev); + del_timer_sync(&sp->tx_t); del_timer_sync(&sp->resync_t); - unregister_netdev(sp->dev); - /* Free all 6pack frame buffers after unreg. */ kfree(sp->rbuff); kfree(sp->xbuff); diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index 6376b8485976..980f2be32f05 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -950,9 +950,7 @@ static int yam_siocdevprivate(struct net_device *dev, struct ifreq *ifr, void __ ym = memdup_user(data, sizeof(struct yamdrv_ioctl_mcs)); if (IS_ERR(ym)) return PTR_ERR(ym); - if (ym->cmd != SIOCYAMSMCS) - return -EINVAL; - if (ym->bitrate > YAM_MAXBITRATE) { + if (ym->cmd != SIOCYAMSMCS || ym->bitrate > YAM_MAXBITRATE) { kfree(ym); return -EINVAL; } diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 7d67f41387f5..4f5ef8a9a9a8 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -100,6 +100,7 @@ struct at86rf230_local { unsigned long cal_timeout; bool is_tx; bool is_tx_from_off; + bool was_tx; u8 tx_retry; struct sk_buff *tx_skb; struct at86rf230_state_change tx; @@ -343,7 +344,11 @@ at86rf230_async_error_recover_complete(void *context) if (ctx->free) kfree(ctx); - ieee802154_wake_queue(lp->hw); + if (lp->was_tx) { + lp->was_tx = 0; + dev_kfree_skb_any(lp->tx_skb); + ieee802154_wake_queue(lp->hw); + } } static void @@ -352,7 +357,11 @@ at86rf230_async_error_recover(void *context) struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - lp->is_tx = 0; + if (lp->is_tx) { + lp->was_tx = 1; + lp->is_tx = 0; + } + at86rf230_async_state_change(lp, ctx, STATE_RX_AACK_ON, at86rf230_async_error_recover_complete); } diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index ece6ff6049f6..2bc730fd260e 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -1771,6 +1771,7 @@ static int ca8210_async_xmit_complete( status ); if (status != MAC_TRANSACTION_OVERFLOW) { + dev_kfree_skb_any(priv->tx_skb); ieee802154_wake_queue(priv->hw); return 0; } @@ -2974,8 +2975,8 @@ static void ca8210_hw_setup(struct ieee802154_hw *ca8210_hw) ca8210_hw->phy->cca.opt = NL802154_CCA_OPT_ENERGY_CARRIER_AND; ca8210_hw->phy->cca_ed_level = -9800; ca8210_hw->phy->symbol_duration = 16; - ca8210_hw->phy->lifs_period = 40; - ca8210_hw->phy->sifs_period = 12; + ca8210_hw->phy->lifs_period = 40 * ca8210_hw->phy->symbol_duration; + ca8210_hw->phy->sifs_period = 12 * ca8210_hw->phy->symbol_duration; ca8210_hw->flags = IEEE802154_HW_AFILT | IEEE802154_HW_OMIT_CKSUM | diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c index 8caa61ec718f..36f1c5aa98fc 100644 --- a/drivers/net/ieee802154/mac802154_hwsim.c +++ b/drivers/net/ieee802154/mac802154_hwsim.c @@ -786,6 +786,7 @@ static int hwsim_add_one(struct genl_info *info, struct device *dev, goto err_pib; } + pib->channel = 13; rcu_assign_pointer(phy->pib, pib); phy->idx = idx; INIT_LIST_HEAD(&phy->edges); diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c index 8dc04e2590b1..383231b85464 100644 --- a/drivers/net/ieee802154/mcr20a.c +++ b/drivers/net/ieee802154/mcr20a.c @@ -976,8 +976,8 @@ static void mcr20a_hw_setup(struct mcr20a_local *lp) dev_dbg(printdev(lp), "%s\n", __func__); phy->symbol_duration = 16; - phy->lifs_period = 40; - phy->sifs_period = 12; + phy->lifs_period = 40 * phy->symbol_duration; + phy->sifs_period = 12 * phy->symbol_duration; hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT | diff --git a/drivers/net/ipa/Kconfig b/drivers/net/ipa/Kconfig index d037682fb7ad..6782c2cbf542 100644 --- a/drivers/net/ipa/Kconfig +++ b/drivers/net/ipa/Kconfig @@ -2,7 +2,9 @@ config QCOM_IPA tristate "Qualcomm IPA support" depends on NET && QCOM_SMEM depends on ARCH_QCOM || COMPILE_TEST + depends on INTERCONNECT depends on QCOM_RPROC_COMMON || (QCOM_RPROC_COMMON=n && COMPILE_TEST) + depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n select QCOM_MDT_LOADER if ARCH_QCOM select QCOM_SCM select QCOM_QMI_HELPERS diff --git a/drivers/net/ipa/ipa_power.c b/drivers/net/ipa/ipa_power.c index b1c6c0fcb654..f2989aac47a6 100644 --- a/drivers/net/ipa/ipa_power.c +++ b/drivers/net/ipa/ipa_power.c @@ -11,6 +11,8 @@ #include <linux/pm_runtime.h> #include <linux/bitops.h> +#include "linux/soc/qcom/qcom_aoss.h" + #include "ipa.h" #include "ipa_power.h" #include "ipa_endpoint.h" @@ -64,6 +66,7 @@ enum ipa_power_flag { * struct ipa_power - IPA power management information * @dev: IPA device pointer * @core: IPA core clock + * @qmp: QMP handle for AOSS communication * @spinlock: Protects modem TX queue enable/disable * @flags: Boolean state flags * @interconnect_count: Number of elements in interconnect[] @@ -72,6 +75,7 @@ enum ipa_power_flag { struct ipa_power { struct device *dev; struct clk *core; + struct qmp *qmp; spinlock_t spinlock; /* used with STOPPED/STARTED power flags */ DECLARE_BITMAP(flags, IPA_POWER_FLAG_COUNT); u32 interconnect_count; @@ -382,6 +386,47 @@ void ipa_power_modem_queue_active(struct ipa *ipa) clear_bit(IPA_POWER_FLAG_STARTED, ipa->power->flags); } +static int ipa_power_retention_init(struct ipa_power *power) +{ + struct qmp *qmp = qmp_get(power->dev); + + if (IS_ERR(qmp)) { + if (PTR_ERR(qmp) == -EPROBE_DEFER) + return -EPROBE_DEFER; + + /* We assume any other error means it's not defined/needed */ + qmp = NULL; + } + power->qmp = qmp; + + return 0; +} + +static void ipa_power_retention_exit(struct ipa_power *power) +{ + qmp_put(power->qmp); + power->qmp = NULL; +} + +/* Control register retention on power collapse */ +void ipa_power_retention(struct ipa *ipa, bool enable) +{ + static const char fmt[] = "{ class: bcm, res: ipa_pc, val: %c }"; + struct ipa_power *power = ipa->power; + char buf[36]; /* Exactly enough for fmt[]; size a multiple of 4 */ + int ret; + + if (!power->qmp) + return; /* Not needed on this platform */ + + (void)snprintf(buf, sizeof(buf), fmt, enable ? '1' : '0'); + + ret = qmp_send(power->qmp, buf, sizeof(buf)); + if (ret) + dev_err(power->dev, "error %d sending QMP %sable request\n", + ret, enable ? "en" : "dis"); +} + int ipa_power_setup(struct ipa *ipa) { int ret; @@ -438,12 +483,18 @@ ipa_power_init(struct device *dev, const struct ipa_power_data *data) if (ret) goto err_kfree; + ret = ipa_power_retention_init(power); + if (ret) + goto err_interconnect_exit; + pm_runtime_set_autosuspend_delay(dev, IPA_AUTOSUSPEND_DELAY); pm_runtime_use_autosuspend(dev); pm_runtime_enable(dev); return power; +err_interconnect_exit: + ipa_interconnect_exit(power); err_kfree: kfree(power); err_clk_put: @@ -460,6 +511,7 @@ void ipa_power_exit(struct ipa_power *power) pm_runtime_disable(dev); pm_runtime_dont_use_autosuspend(dev); + ipa_power_retention_exit(power); ipa_interconnect_exit(power); kfree(power); clk_put(clk); diff --git a/drivers/net/ipa/ipa_power.h b/drivers/net/ipa/ipa_power.h index 2151805d7fbb..6f84f057a209 100644 --- a/drivers/net/ipa/ipa_power.h +++ b/drivers/net/ipa/ipa_power.h @@ -41,6 +41,13 @@ void ipa_power_modem_queue_wake(struct ipa *ipa); void ipa_power_modem_queue_active(struct ipa *ipa); /** + * ipa_power_retention() - Control register retention on power collapse + * @ipa: IPA pointer + * @enable: Whether retention should be enabled or disabled + */ +void ipa_power_retention(struct ipa *ipa, bool enable); + +/** * ipa_power_setup() - Set up IPA power management * @ipa: IPA pointer * diff --git a/drivers/net/ipa/ipa_uc.c b/drivers/net/ipa/ipa_uc.c index 856e55a080a7..fe11910518d9 100644 --- a/drivers/net/ipa/ipa_uc.c +++ b/drivers/net/ipa/ipa_uc.c @@ -11,6 +11,7 @@ #include "ipa.h" #include "ipa_uc.h" +#include "ipa_power.h" /** * DOC: The IPA embedded microcontroller @@ -154,6 +155,7 @@ static void ipa_uc_response_hdlr(struct ipa *ipa, enum ipa_irq_id irq_id) case IPA_UC_RESPONSE_INIT_COMPLETED: if (ipa->uc_powered) { ipa->uc_loaded = true; + ipa_power_retention(ipa, true); pm_runtime_mark_last_busy(dev); (void)pm_runtime_put_autosuspend(dev); ipa->uc_powered = false; @@ -184,6 +186,9 @@ void ipa_uc_deconfig(struct ipa *ipa) ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_UC_1); ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_UC_0); + if (ipa->uc_loaded) + ipa_power_retention(ipa, false); + if (!ipa->uc_powered) return; diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 16aa3a478e9e..3d0874331763 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -3870,6 +3870,18 @@ static void macsec_common_dellink(struct net_device *dev, struct list_head *head struct macsec_dev *macsec = macsec_priv(dev); struct net_device *real_dev = macsec->real_dev; + /* If h/w offloading is available, propagate to the device */ + if (macsec_is_offloaded(macsec)) { + const struct macsec_ops *ops; + struct macsec_context ctx; + + ops = macsec_get_ops(netdev_priv(dev), &ctx); + if (ops) { + ctx.secy = &macsec->secy; + macsec_offload(ops->mdo_del_secy, &ctx); + } + } + unregister_netdevice_queue(dev, head); list_del_rcu(&macsec->secys); macsec_del_dev(macsec); @@ -3884,18 +3896,6 @@ static void macsec_dellink(struct net_device *dev, struct list_head *head) struct net_device *real_dev = macsec->real_dev; struct macsec_rxh_data *rxd = macsec_data_rtnl(real_dev); - /* If h/w offloading is available, propagate to the device */ - if (macsec_is_offloaded(macsec)) { - const struct macsec_ops *ops; - struct macsec_context ctx; - - ops = macsec_get_ops(netdev_priv(dev), &ctx); - if (ops) { - ctx.secy = &macsec->secy; - macsec_offload(ops->mdo_del_secy, &ctx); - } - } - macsec_common_dellink(dev, head); if (list_empty(&rxd->secys)) { @@ -4018,6 +4018,15 @@ static int macsec_newlink(struct net *net, struct net_device *dev, !macsec_check_offload(macsec->offload, macsec)) return -EOPNOTSUPP; + /* send_sci must be set to true when transmit sci explicitly is set */ + if ((data && data[IFLA_MACSEC_SCI]) && + (data && data[IFLA_MACSEC_INC_SCI])) { + u8 send_sci = !!nla_get_u8(data[IFLA_MACSEC_INC_SCI]); + + if (!send_sci) + return -EINVAL; + } + if (data && data[IFLA_MACSEC_ICV_LEN]) icv_len = nla_get_u8(data[IFLA_MACSEC_ICV_LEN]); mtu = real_dev->mtu - icv_len - macsec_extra_len(true); diff --git a/drivers/net/mctp/mctp-serial.c b/drivers/net/mctp/mctp-serial.c index eaa6fb3224bc..62723a7faa2d 100644 --- a/drivers/net/mctp/mctp-serial.c +++ b/drivers/net/mctp/mctp-serial.c @@ -403,8 +403,16 @@ static void mctp_serial_tty_receive_buf(struct tty_struct *tty, mctp_serial_push(dev, c[i]); } +static void mctp_serial_uninit(struct net_device *ndev) +{ + struct mctp_serial *dev = netdev_priv(ndev); + + cancel_work_sync(&dev->tx_work); +} + static const struct net_device_ops mctp_serial_netdev_ops = { .ndo_start_xmit = mctp_serial_tx, + .ndo_uninit = mctp_serial_uninit, }; static void mctp_serial_setup(struct net_device *ndev) @@ -483,7 +491,6 @@ static void mctp_serial_close(struct tty_struct *tty) int idx = dev->idx; unregister_netdev(dev->netdev); - cancel_work_sync(&dev->tx_work); ida_free(&mctp_serial_ida, idx); } diff --git a/drivers/net/mdio/mdio-aspeed.c b/drivers/net/mdio/mdio-aspeed.c index 966c3b4ad59d..e2273588c75b 100644 --- a/drivers/net/mdio/mdio-aspeed.c +++ b/drivers/net/mdio/mdio-aspeed.c @@ -148,6 +148,7 @@ static const struct of_device_id aspeed_mdio_of_match[] = { { .compatible = "aspeed,ast2600-mdio", }, { }, }; +MODULE_DEVICE_TABLE(of, aspeed_mdio_of_match); static struct platform_driver aspeed_mdio_driver = { .driver = { diff --git a/drivers/net/mdio/mdio-ipq4019.c b/drivers/net/mdio/mdio-ipq4019.c index 5f4cd24a0241..4eba5a91075c 100644 --- a/drivers/net/mdio/mdio-ipq4019.c +++ b/drivers/net/mdio/mdio-ipq4019.c @@ -200,7 +200,11 @@ static int ipq_mdio_reset(struct mii_bus *bus) if (ret) return ret; - return clk_prepare_enable(priv->mdio_clk); + ret = clk_prepare_enable(priv->mdio_clk); + if (ret == 0) + mdelay(10); + + return ret; } static int ipq4019_mdio_probe(struct platform_device *pdev) diff --git a/drivers/net/netdevsim/fib.c b/drivers/net/netdevsim/fib.c index 4300261e2f9e..378ee779061c 100644 --- a/drivers/net/netdevsim/fib.c +++ b/drivers/net/netdevsim/fib.c @@ -623,14 +623,14 @@ static int nsim_fib6_rt_append(struct nsim_fib_data *data, if (err) goto err_fib6_rt_nh_del; - fib6_event->rt_arr[i]->trap = true; + WRITE_ONCE(fib6_event->rt_arr[i]->trap, true); } return 0; err_fib6_rt_nh_del: for (i--; i >= 0; i--) { - fib6_event->rt_arr[i]->trap = false; + WRITE_ONCE(fib6_event->rt_arr[i]->trap, false); nsim_fib6_rt_nh_del(fib6_rt, fib6_event->rt_arr[i]); } return err; diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index 5b6c0d120e09..29aa811af430 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -1688,19 +1688,19 @@ static int qca808x_read_status(struct phy_device *phydev) if (ret < 0) return ret; - if (phydev->link && phydev->speed == SPEED_2500) - phydev->interface = PHY_INTERFACE_MODE_2500BASEX; - else - phydev->interface = PHY_INTERFACE_MODE_SMII; - - /* generate seed as a lower random value to make PHY linked as SLAVE easily, - * except for master/slave configuration fault detected. - * the reason for not putting this code into the function link_change_notify is - * the corner case where the link partner is also the qca8081 PHY and the seed - * value is configured as the same value, the link can't be up and no link change - * occurs. - */ - if (!phydev->link) { + if (phydev->link) { + if (phydev->speed == SPEED_2500) + phydev->interface = PHY_INTERFACE_MODE_2500BASEX; + else + phydev->interface = PHY_INTERFACE_MODE_SGMII; + } else { + /* generate seed as a lower random value to make PHY linked as SLAVE easily, + * except for master/slave configuration fault detected. + * the reason for not putting this code into the function link_change_notify is + * the corner case where the link partner is also the qca8081 PHY and the seed + * value is configured as the same value, the link can't be up and no link change + * occurs. + */ if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR) { qca808x_phy_ms_seed_enable(phydev, false); } else { diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index bb5104ae4610..3c683e0e40e9 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -854,6 +854,7 @@ static struct phy_driver broadcom_drivers[] = { .phy_id_mask = 0xfffffff0, .name = "Broadcom BCM54616S", /* PHY_GBIT_FEATURES */ + .soft_reset = genphy_soft_reset, .config_init = bcm54xx_config_init, .config_aneg = bcm54616s_config_aneg, .config_intr = bcm_phy_config_intr, diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index 211b5476a6f5..ce17b2af3218 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -274,7 +274,7 @@ static int dp83822_config_intr(struct phy_device *phydev) if (err < 0) return err; - err = phy_write(phydev, MII_DP83822_MISR1, 0); + err = phy_write(phydev, MII_DP83822_MISR2, 0); if (err < 0) return err; diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index fa71fb7a66b5..2429db614b59 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -553,9 +553,9 @@ static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev) else mscr = 0; - return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE, - MII_88E1121_PHY_MSCR_REG, - MII_88E1121_PHY_MSCR_DELAY_MASK, mscr); + return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE, + MII_88E1121_PHY_MSCR_REG, + MII_88E1121_PHY_MSCR_DELAY_MASK, mscr); } static int m88e1121_config_aneg(struct phy_device *phydev) @@ -569,11 +569,13 @@ static int m88e1121_config_aneg(struct phy_device *phydev) return err; } + changed = err; + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); if (err < 0) return err; - changed = err; + changed |= err; err = genphy_config_aneg(phydev); if (err < 0) @@ -1213,16 +1215,15 @@ static int m88e1118_config_aneg(struct phy_device *phydev) { int err; - err = genphy_soft_reset(phydev); + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); if (err < 0) return err; - err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + err = genphy_config_aneg(phydev); if (err < 0) return err; - err = genphy_config_aneg(phydev); - return 0; + return genphy_soft_reset(phydev); } static int m88e1118_config_init(struct phy_device *phydev) diff --git a/drivers/net/phy/mediatek-ge.c b/drivers/net/phy/mediatek-ge.c index b7a5ae20edd5..68ee434f9dea 100644 --- a/drivers/net/phy/mediatek-ge.c +++ b/drivers/net/phy/mediatek-ge.c @@ -55,9 +55,6 @@ static int mt7530_phy_config_init(struct phy_device *phydev) static int mt7531_phy_config_init(struct phy_device *phydev) { - if (phydev->interface != PHY_INTERFACE_MODE_INTERNAL) - return -EINVAL; - mtk_gephy_config_init(phydev); /* PHY link down power saving enable */ diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index 7e7904fee1d9..73f7962a37d3 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -30,8 +30,12 @@ #define INTSRC_LINK_DOWN BIT(4) #define INTSRC_REMOTE_FAULT BIT(5) #define INTSRC_ANEG_COMPLETE BIT(6) +#define INTSRC_ENERGY_DETECT BIT(7) #define INTSRC_MASK 30 +#define INT_SOURCES (INTSRC_LINK_DOWN | INTSRC_ANEG_COMPLETE | \ + INTSRC_ENERGY_DETECT) + #define BANK_ANALOG_DSP 0 #define BANK_WOL 1 #define BANK_BIST 3 @@ -200,7 +204,6 @@ static int meson_gxl_ack_interrupt(struct phy_device *phydev) static int meson_gxl_config_intr(struct phy_device *phydev) { - u16 val; int ret; if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { @@ -209,16 +212,9 @@ static int meson_gxl_config_intr(struct phy_device *phydev) if (ret) return ret; - val = INTSRC_ANEG_PR - | INTSRC_PARALLEL_FAULT - | INTSRC_ANEG_LP_ACK - | INTSRC_LINK_DOWN - | INTSRC_REMOTE_FAULT - | INTSRC_ANEG_COMPLETE; - ret = phy_write(phydev, INTSRC_MASK, val); + ret = phy_write(phydev, INTSRC_MASK, INT_SOURCES); } else { - val = 0; - ret = phy_write(phydev, INTSRC_MASK, val); + ret = phy_write(phydev, INTSRC_MASK, 0); /* Ack any pending IRQ */ ret = meson_gxl_ack_interrupt(phydev); @@ -237,10 +233,23 @@ static irqreturn_t meson_gxl_handle_interrupt(struct phy_device *phydev) return IRQ_NONE; } + irq_status &= INT_SOURCES; + if (irq_status == 0) return IRQ_NONE; - phy_trigger_machine(phydev); + /* Aneg-complete interrupt is used for link-up detection */ + if (phydev->autoneg == AUTONEG_ENABLE && + irq_status == INTSRC_ENERGY_DETECT) + return IRQ_HANDLED; + + /* Give PHY some time before MAC starts sending data. This works + * around an issue where network doesn't come up properly. + */ + if (!(irq_status & INTSRC_LINK_DOWN)) + phy_queue_state_machine(phydev, msecs_to_jiffies(100)); + else + phy_trigger_machine(phydev); return IRQ_HANDLED; } diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 74d8e1dc125f..ce0bb5951b81 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1746,6 +1746,9 @@ void phy_detach(struct phy_device *phydev) phy_driver_is_genphy_10g(phydev)) device_release_driver(&phydev->mdio.dev); + /* Assert the reset signal */ + phy_device_reset(phydev, 1); + /* * The phydev might go away on the put_device() below, so avoid * a use-after-free bug by reading the underlying bus first. @@ -1757,9 +1760,6 @@ void phy_detach(struct phy_device *phydev) ndev_owner = dev->dev.parent->driver->owner; if (ndev_owner != bus->owner) module_put(bus->owner); - - /* Assert the reset signal */ - phy_device_reset(phydev, 1); } EXPORT_SYMBOL(phy_detach); diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index 0c6c0d1843bc..c1512c9925a6 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -651,6 +651,11 @@ struct sfp_bus *sfp_bus_find_fwnode(struct fwnode_handle *fwnode) else if (ret < 0) return ERR_PTR(ret); + if (!fwnode_device_is_available(ref.fwnode)) { + fwnode_handle_put(ref.fwnode); + return NULL; + } + bus = sfp_bus_get(ref.fwnode); fwnode_handle_put(ref.fwnode); if (!bus) diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index 1a627ba4b850..a31098981a65 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -1468,58 +1468,68 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) u16 hdr_off; u32 *pkt_hdr; - /* This check is no longer done by usbnet */ - if (skb->len < dev->net->hard_header_len) + /* At the end of the SKB, there's a header telling us how many packets + * are bundled into this buffer and where we can find an array of + * per-packet metadata (which contains elements encoded into u16). + */ + if (skb->len < 4) return 0; - skb_trim(skb, skb->len - 4); rx_hdr = get_unaligned_le32(skb_tail_pointer(skb)); - pkt_cnt = (u16)rx_hdr; hdr_off = (u16)(rx_hdr >> 16); + + if (pkt_cnt == 0) + return 0; + + /* Make sure that the bounds of the metadata array are inside the SKB + * (and in front of the counter at the end). + */ + if (pkt_cnt * 2 + hdr_off > skb->len) + return 0; pkt_hdr = (u32 *)(skb->data + hdr_off); - while (pkt_cnt--) { + /* Packets must not overlap the metadata array */ + skb_trim(skb, hdr_off); + + for (; ; pkt_cnt--, pkt_hdr++) { u16 pkt_len; le32_to_cpus(pkt_hdr); pkt_len = (*pkt_hdr >> 16) & 0x1fff; - /* Check CRC or runt packet */ - if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || - (*pkt_hdr & AX_RXHDR_DROP_ERR)) { - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; - continue; - } - - if (pkt_cnt == 0) { - skb->len = pkt_len; - /* Skip IP alignment pseudo header */ - skb_pull(skb, 2); - skb_set_tail_pointer(skb, skb->len); - skb->truesize = pkt_len + sizeof(struct sk_buff); - ax88179_rx_checksum(skb, pkt_hdr); - return 1; - } + if (pkt_len > skb->len) + return 0; - ax_skb = skb_clone(skb, GFP_ATOMIC); - if (ax_skb) { + /* Check CRC or runt packet */ + if (((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) == 0) && + pkt_len >= 2 + ETH_HLEN) { + bool last = (pkt_cnt == 0); + + if (last) { + ax_skb = skb; + } else { + ax_skb = skb_clone(skb, GFP_ATOMIC); + if (!ax_skb) + return 0; + } ax_skb->len = pkt_len; /* Skip IP alignment pseudo header */ skb_pull(ax_skb, 2); skb_set_tail_pointer(ax_skb, ax_skb->len); ax_skb->truesize = pkt_len + sizeof(struct sk_buff); ax88179_rx_checksum(ax_skb, pkt_hdr); + + if (last) + return 1; + usbnet_skb_return(dev, ax_skb); - } else { - return 0; } - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; + /* Trim this packet away from the SKB */ + if (!skb_pull(skb, (pkt_len + 7) & 0xFFF8)) + return 0; } - return 1; } static struct sk_buff * diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index eb3817d70f2b..9b4dfa3001d6 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -583,6 +583,11 @@ static const struct usb_device_id products[] = { .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ .bInterfaceProtocol = USB_CDC_PROTO_NONE +#define ZAURUS_FAKE_INTERFACE \ + .bInterfaceClass = USB_CLASS_COMM, \ + .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + /* SA-1100 based Sharp Zaurus ("collie"), or compatible; * wire-incompatible with true CDC Ethernet implementations. * (And, it seems, needlessly so...) @@ -640,6 +645,13 @@ static const struct usb_device_id products[] = { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = 0, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, /* reported with some C860 units */ .idProduct = 0x9050, /* C-860 */ ZAURUS_MASTER_INTERFACE, diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 82bb5ed94c48..c0b8b4aa78f3 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -659,6 +659,11 @@ static const struct usb_device_id mbim_devs[] = { .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, }, + /* Telit FN990 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1071, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, + }, + /* default entry */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long)&cdc_mbim_info_zlp, diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index e303b522efb5..15f91d691bba 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1715,10 +1715,10 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) { struct sk_buff *skb; struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; - int len; + unsigned int len; int nframes; int x; - int offset; + unsigned int offset; union { struct usb_cdc_ncm_ndp16 *ndp16; struct usb_cdc_ncm_ndp32 *ndp32; @@ -1790,8 +1790,8 @@ next_ndp: break; } - /* sanity checking */ - if (((offset + len) > skb_in->len) || + /* sanity checking - watch out for integer wrap*/ + if ((offset > skb_in->len) || (len > skb_in->len - offset) || (len > ctx->rx_max) || (len < ETH_HLEN)) { netif_dbg(dev, rx_err, dev->net, "invalid frame detected (ignored) offset[%u]=%u, length=%u, skb=%p\n", diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c index cd33955df0b6..6a769df0b421 100644 --- a/drivers/net/usb/ipheth.c +++ b/drivers/net/usb/ipheth.c @@ -121,7 +121,7 @@ static int ipheth_alloc_urbs(struct ipheth_device *iphone) if (tx_buf == NULL) goto free_rx_urb; - rx_buf = usb_alloc_coherent(iphone->udev, IPHETH_BUF_SIZE, + rx_buf = usb_alloc_coherent(iphone->udev, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, GFP_KERNEL, &rx_urb->transfer_dma); if (rx_buf == NULL) goto free_tx_buf; @@ -146,7 +146,7 @@ error_nomem: static void ipheth_free_urbs(struct ipheth_device *iphone) { - usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE, iphone->rx_buf, + usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, iphone->rx_buf, iphone->rx_urb->transfer_dma); usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE, iphone->tx_buf, iphone->tx_urb->transfer_dma); @@ -317,7 +317,7 @@ static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags) usb_fill_bulk_urb(dev->rx_urb, udev, usb_rcvbulkpipe(udev, dev->bulk_in), - dev->rx_buf, IPHETH_BUF_SIZE, + dev->rx_buf, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, ipheth_rcvbulk_callback, dev); dev->rx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 37e5f3495362..3353e761016d 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1400,6 +1400,8 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x413c, 0x81d7, 0)}, /* Dell Wireless 5821e */ {QMI_FIXED_INTF(0x413c, 0x81d7, 1)}, /* Dell Wireless 5821e preproduction config */ {QMI_FIXED_INTF(0x413c, 0x81e0, 0)}, /* Dell Wireless 5821e with eSIM support*/ + {QMI_FIXED_INTF(0x413c, 0x81e4, 0)}, /* Dell Wireless 5829e with eSIM support*/ + {QMI_FIXED_INTF(0x413c, 0x81e6, 0)}, /* Dell Wireless 5829e */ {QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */ {QMI_FIXED_INTF(0x03f0, 0x9d1d, 1)}, /* HP lt4120 Snapdragon X5 LTE */ {QMI_QUIRK_SET_DTR(0x22de, 0x9051, 2)}, /* Hucom Wireless HM-211S/K */ diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index bc1e3dd67c04..a0f29482294d 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -84,9 +84,10 @@ static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (unlikely(ret < 0)) { - netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", - index, ret); + if (ret < 0) { + if (ret != -ENODEV) + netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", + index, ret); return ret; } @@ -116,7 +117,7 @@ static int __must_check __smsc95xx_write_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_WRITE_REGISTER, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (unlikely(ret < 0)) + if (ret < 0 && ret != -ENODEV) netdev_warn(dev->net, "Failed to write reg index 0x%08x: %d\n", index, ret); @@ -159,6 +160,9 @@ static int __must_check __smsc95xx_phy_wait_not_busy(struct usbnet *dev, do { ret = __smsc95xx_read_reg(dev, MII_ADDR, &val, in_pm); if (ret < 0) { + /* Ignore -ENODEV error during disconnect() */ + if (ret == -ENODEV) + return 0; netdev_warn(dev->net, "Error reading MII_ACCESS\n"); return ret; } @@ -194,7 +198,8 @@ static int __smsc95xx_mdio_read(struct usbnet *dev, int phy_id, int idx, addr = mii_address_cmd(phy_id, idx, MII_READ_ | MII_BUSY_); ret = __smsc95xx_write_reg(dev, MII_ADDR, addr, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error writing MII_ADDR\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error writing MII_ADDR\n"); goto done; } @@ -206,7 +211,8 @@ static int __smsc95xx_mdio_read(struct usbnet *dev, int phy_id, int idx, ret = __smsc95xx_read_reg(dev, MII_DATA, &val, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error reading MII_DATA\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error reading MII_DATA\n"); goto done; } @@ -214,6 +220,10 @@ static int __smsc95xx_mdio_read(struct usbnet *dev, int phy_id, int idx, done: mutex_unlock(&dev->phy_mutex); + + /* Ignore -ENODEV error during disconnect() */ + if (ret == -ENODEV) + return 0; return ret; } @@ -235,7 +245,8 @@ static void __smsc95xx_mdio_write(struct usbnet *dev, int phy_id, val = regval; ret = __smsc95xx_write_reg(dev, MII_DATA, val, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error writing MII_DATA\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error writing MII_DATA\n"); goto done; } @@ -243,7 +254,8 @@ static void __smsc95xx_mdio_write(struct usbnet *dev, int phy_id, addr = mii_address_cmd(phy_id, idx, MII_WRITE_ | MII_BUSY_); ret = __smsc95xx_write_reg(dev, MII_ADDR, addr, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error writing MII_ADDR\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error writing MII_ADDR\n"); goto done; } diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c index b658510cc9a4..5a53e63d33a6 100644 --- a/drivers/net/usb/sr9700.c +++ b/drivers/net/usb/sr9700.c @@ -413,7 +413,7 @@ static int sr9700_rx_fixup(struct usbnet *dev, struct sk_buff *skb) /* ignore the CRC length */ len = (skb->data[1] | (skb->data[2] << 8)) - 4; - if (len > ETH_FRAME_LEN) + if (len > ETH_FRAME_LEN || len > skb->len) return 0; /* the last packet of current skb */ diff --git a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c index 8e717a0b559b..7984f2157d22 100644 --- a/drivers/net/usb/zaurus.c +++ b/drivers/net/usb/zaurus.c @@ -256,6 +256,11 @@ static const struct usb_device_id products [] = { .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ .bInterfaceProtocol = USB_CDC_PROTO_NONE +#define ZAURUS_FAKE_INTERFACE \ + .bInterfaceClass = USB_CLASS_COMM, \ + .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + /* SA-1100 based Sharp Zaurus ("collie"), or compatible. */ { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO @@ -315,6 +320,13 @@ static const struct usb_device_id products [] = { .driver_info = ZAURUS_PXA_INFO, }, { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = (unsigned long)&bogus_mdlm_info, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, /* reported with some C860 units */ diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 354a963075c5..d29fb9759cc9 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -265,9 +265,10 @@ static void __veth_xdp_flush(struct veth_rq *rq) { /* Write ptr_ring before reading rx_notify_masked */ smp_mb(); - if (!rq->rx_notify_masked) { - rq->rx_notify_masked = true; - napi_schedule(&rq->xdp_napi); + if (!READ_ONCE(rq->rx_notify_masked) && + napi_schedule_prep(&rq->xdp_napi)) { + WRITE_ONCE(rq->rx_notify_masked, true); + __napi_schedule(&rq->xdp_napi); } } @@ -912,8 +913,10 @@ static int veth_poll(struct napi_struct *napi, int budget) /* Write rx_notify_masked before reading ptr_ring */ smp_store_mb(rq->rx_notify_masked, false); if (unlikely(!__ptr_ring_empty(&rq->xdp_ring))) { - rq->rx_notify_masked = true; - napi_schedule(&rq->xdp_napi); + if (napi_schedule_prep(&rq->xdp_napi)) { + WRITE_ONCE(rq->rx_notify_masked, true); + __napi_schedule(&rq->xdp_napi); + } } } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c index 0eb13e5df517..d99140960a82 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c @@ -693,7 +693,7 @@ int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req, { struct brcmf_fw_item *first = &req->items[0]; struct brcmf_fw *fwctx; - char *alt_path; + char *alt_path = NULL; int ret; brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev)); @@ -712,7 +712,9 @@ int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req, fwctx->done = fw_cb; /* First try alternative board-specific path if any */ - alt_path = brcm_alt_fw_path(first->path, fwctx->req->board_type); + if (fwctx->req->board_type) + alt_path = brcm_alt_fw_path(first->path, + fwctx->req->board_type); if (alt_path) { ret = request_firmware_nowait(THIS_MODULE, true, alt_path, fwctx->dev, GFP_KERNEL, fwctx, diff --git a/drivers/net/wireless/intel/Makefile b/drivers/net/wireless/intel/Makefile index 1364b0014488..208e73a16051 100644 --- a/drivers/net/wireless/intel/Makefile +++ b/drivers/net/wireless/intel/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_IPW2200) += ipw2x00/ obj-$(CONFIG_IWLEGACY) += iwlegacy/ obj-$(CONFIG_IWLWIFI) += iwlwifi/ +obj-$(CONFIG_IWLMEI) += iwlwifi/ diff --git a/drivers/net/wireless/intel/iwlwifi/Kconfig b/drivers/net/wireless/intel/iwlwifi/Kconfig index c21c0c68849a..85e704283755 100644 --- a/drivers/net/wireless/intel/iwlwifi/Kconfig +++ b/drivers/net/wireless/intel/iwlwifi/Kconfig @@ -80,19 +80,6 @@ config IWLWIFI_OPMODE_MODULAR comment "WARNING: iwlwifi is useless without IWLDVM or IWLMVM" depends on IWLDVM=n && IWLMVM=n -config IWLWIFI_BCAST_FILTERING - bool "Enable broadcast filtering" - depends on IWLMVM - help - Say Y here to enable default bcast filtering configuration. - - Enabling broadcast filtering will drop any incoming wireless - broadcast frames, except some very specific predefined - patterns (e.g. incoming arp requests). - - If unsure, don't enable this option, as some programs might - expect incoming broadcasts for their normal operations. - menu "Debugging Options" config IWLWIFI_DEBUG diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index 790c96df58cb..c17ab53fcd8f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2019-2021 Intel Corporation + * Copyright (C) 2019-2022 Intel Corporation */ #include <linux/uuid.h> #include "iwl-drv.h" @@ -888,10 +888,11 @@ bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) * only one using version 36, so skip this version entirely. */ return IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) >= 38 || - IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 || - (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 && - ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == - CSR_HW_REV_TYPE_7265D)); + (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 && + fwrt->trans->hw_rev != CSR_HW_REV_TYPE_3160) || + (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 && + ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == + CSR_HW_REV_TYPE_7265D)); } IWL_EXPORT_SYMBOL(iwl_sar_geo_support); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h b/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h index 0703e41403a6..35b8856e511f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h @@ -502,11 +502,6 @@ enum iwl_legacy_cmds { DEBUG_LOG_MSG = 0xf7, /** - * @BCAST_FILTER_CMD: &struct iwl_bcast_filter_cmd - */ - BCAST_FILTER_CMD = 0xcf, - - /** * @MCAST_FILTER_CMD: &struct iwl_mcast_filter_cmd */ MCAST_FILTER_CMD = 0xd0, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h b/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h index dd62a63956b3..e44c70b7c790 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h @@ -36,92 +36,4 @@ struct iwl_mcast_filter_cmd { u8 addr_list[0]; } __packed; /* MCAST_FILTERING_CMD_API_S_VER_1 */ -#define MAX_BCAST_FILTERS 8 -#define MAX_BCAST_FILTER_ATTRS 2 - -/** - * enum iwl_mvm_bcast_filter_attr_offset - written by fw for each Rx packet - * @BCAST_FILTER_OFFSET_PAYLOAD_START: offset is from payload start. - * @BCAST_FILTER_OFFSET_IP_END: offset is from ip header end (i.e. - * start of ip payload). - */ -enum iwl_mvm_bcast_filter_attr_offset { - BCAST_FILTER_OFFSET_PAYLOAD_START = 0, - BCAST_FILTER_OFFSET_IP_END = 1, -}; - -/** - * struct iwl_fw_bcast_filter_attr - broadcast filter attribute - * @offset_type: &enum iwl_mvm_bcast_filter_attr_offset. - * @offset: starting offset of this pattern. - * @reserved1: reserved - * @val: value to match - big endian (MSB is the first - * byte to match from offset pos). - * @mask: mask to match (big endian). - */ -struct iwl_fw_bcast_filter_attr { - u8 offset_type; - u8 offset; - __le16 reserved1; - __be32 val; - __be32 mask; -} __packed; /* BCAST_FILTER_ATT_S_VER_1 */ - -/** - * enum iwl_mvm_bcast_filter_frame_type - filter frame type - * @BCAST_FILTER_FRAME_TYPE_ALL: consider all frames. - * @BCAST_FILTER_FRAME_TYPE_IPV4: consider only ipv4 frames - */ -enum iwl_mvm_bcast_filter_frame_type { - BCAST_FILTER_FRAME_TYPE_ALL = 0, - BCAST_FILTER_FRAME_TYPE_IPV4 = 1, -}; - -/** - * struct iwl_fw_bcast_filter - broadcast filter - * @discard: discard frame (1) or let it pass (0). - * @frame_type: &enum iwl_mvm_bcast_filter_frame_type. - * @reserved1: reserved - * @num_attrs: number of valid attributes in this filter. - * @attrs: attributes of this filter. a filter is considered matched - * only when all its attributes are matched (i.e. AND relationship) - */ -struct iwl_fw_bcast_filter { - u8 discard; - u8 frame_type; - u8 num_attrs; - u8 reserved1; - struct iwl_fw_bcast_filter_attr attrs[MAX_BCAST_FILTER_ATTRS]; -} __packed; /* BCAST_FILTER_S_VER_1 */ - -/** - * struct iwl_fw_bcast_mac - per-mac broadcast filtering configuration. - * @default_discard: default action for this mac (discard (1) / pass (0)). - * @reserved1: reserved - * @attached_filters: bitmap of relevant filters for this mac. - */ -struct iwl_fw_bcast_mac { - u8 default_discard; - u8 reserved1; - __le16 attached_filters; -} __packed; /* BCAST_MAC_CONTEXT_S_VER_1 */ - -/** - * struct iwl_bcast_filter_cmd - broadcast filtering configuration - * @disable: enable (0) / disable (1) - * @max_bcast_filters: max number of filters (MAX_BCAST_FILTERS) - * @max_macs: max number of macs (NUM_MAC_INDEX_DRIVER) - * @reserved1: reserved - * @filters: broadcast filters - * @macs: broadcast filtering configuration per-mac - */ -struct iwl_bcast_filter_cmd { - u8 disable; - u8 max_bcast_filters; - u8 max_macs; - u8 reserved1; - struct iwl_fw_bcast_filter filters[MAX_BCAST_FILTERS]; - struct iwl_fw_bcast_mac macs[NUM_MAC_INDEX_DRIVER]; -} __packed; /* BCAST_FILTERING_HCMD_API_S_VER_1 */ - #endif /* __iwl_fw_api_filter_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h index 173a6991587b..4a7723eb8c1d 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h @@ -752,7 +752,6 @@ struct iwl_lq_cmd { u8 iwl_fw_rate_idx_to_plcp(int idx); u32 iwl_new_rate_from_v1(u32 rate_v1); -u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags); const struct iwl_rate_mcs_info *iwl_rate_mcs(int idx); const char *iwl_rs_pretty_ant(u8 ant); const char *iwl_rs_pretty_bw(int bw); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index e4ebda64cd52..efc6540d31af 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -181,7 +181,6 @@ struct iwl_ucode_capa { * @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE: new NS offload (large version) * @IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT: General support for uAPSD * @IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD: P2P client supports uAPSD power save - * @IWL_UCODE_TLV_FLAGS_BCAST_FILTERING: uCode supports broadcast filtering. * @IWL_UCODE_TLV_FLAGS_EBS_SUPPORT: this uCode image supports EBS. */ enum iwl_ucode_tlv_flag { @@ -196,7 +195,6 @@ enum iwl_ucode_tlv_flag { IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT = BIT(24), IWL_UCODE_TLV_FLAGS_EBS_SUPPORT = BIT(25), IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD = BIT(26), - IWL_UCODE_TLV_FLAGS_BCAST_FILTERING = BIT(29), }; typedef unsigned int __bitwise iwl_ucode_tlv_api_t; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/rs.c b/drivers/net/wireless/intel/iwlwifi/fw/rs.c index a21c3befd93b..a835214611ce 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/rs.c @@ -91,6 +91,20 @@ const char *iwl_rs_pretty_bw(int bw) } IWL_EXPORT_SYMBOL(iwl_rs_pretty_bw); +static u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags) +{ + int rate = rate_n_flags & RATE_LEGACY_RATE_MSK_V1; + int idx; + bool ofdm = !(rate_n_flags & RATE_MCS_CCK_MSK_V1); + int offset = ofdm ? IWL_FIRST_OFDM_RATE : 0; + int last = ofdm ? IWL_RATE_COUNT_LEGACY : IWL_FIRST_OFDM_RATE; + + for (idx = offset; idx < last; idx++) + if (iwl_fw_rate_idx_to_plcp(idx) == rate) + return idx - offset; + return IWL_RATE_INVALID; +} + u32 iwl_new_rate_from_v1(u32 rate_v1) { u32 rate_v2 = 0; @@ -144,7 +158,10 @@ u32 iwl_new_rate_from_v1(u32 rate_v1) } else { u32 legacy_rate = iwl_legacy_rate_to_fw_idx(rate_v1); - WARN_ON(legacy_rate < 0); + if (WARN_ON_ONCE(legacy_rate == IWL_RATE_INVALID)) + legacy_rate = (rate_v1 & RATE_MCS_CCK_MSK_V1) ? + IWL_FIRST_CCK_RATE : IWL_FIRST_OFDM_RATE; + rate_v2 |= legacy_rate; if (!(rate_v1 & RATE_MCS_CCK_MSK_V1)) rate_v2 |= RATE_MCS_LEGACY_OFDM_MSK; @@ -172,20 +189,6 @@ u32 iwl_new_rate_from_v1(u32 rate_v1) } IWL_EXPORT_SYMBOL(iwl_new_rate_from_v1); -u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags) -{ - int rate = rate_n_flags & RATE_LEGACY_RATE_MSK_V1; - int idx; - bool ofdm = !(rate_n_flags & RATE_MCS_CCK_MSK_V1); - int offset = ofdm ? IWL_FIRST_OFDM_RATE : 0; - int last = ofdm ? IWL_RATE_COUNT_LEGACY : IWL_FIRST_OFDM_RATE; - - for (idx = offset; idx < last; idx++) - if (iwl_fw_rate_idx_to_plcp(idx) == rate) - return idx - offset; - return -1; -} - int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate) { char *type; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h index f90d4662c164..8e10ba88afb3 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2018-2021 Intel Corporation + * Copyright (C) 2005-2014, 2018-2022 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2016 Intel Deutschland GmbH */ @@ -329,6 +329,7 @@ enum { #define CSR_HW_REV_TYPE_2x00 (0x0000100) #define CSR_HW_REV_TYPE_105 (0x0000110) #define CSR_HW_REV_TYPE_135 (0x0000120) +#define CSR_HW_REV_TYPE_3160 (0x0000164) #define CSR_HW_REV_TYPE_7265D (0x0000210) #define CSR_HW_REV_TYPE_NONE (0x00001F0) #define CSR_HW_REV_TYPE_QNJ (0x0000360) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 83e3b731ad29..6651e78b39ec 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1707,6 +1707,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) out_unbind: complete(&drv->request_firmware_complete); device_release_driver(drv->trans->dev); + /* drv has just been freed by the release */ + failure = false; free: if (failure) iwl_dealloc_ucode(drv); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index dd58c8f9aa11..04addf964d83 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -553,8 +553,7 @@ static const struct ieee80211_sband_iftype_data iwl_he_capa[] = { .has_he = true, .he_cap_elem = { .mac_cap_info[0] = - IEEE80211_HE_MAC_CAP0_HTC_HE | - IEEE80211_HE_MAC_CAP0_TWT_REQ, + IEEE80211_HE_MAC_CAP0_HTC_HE, .mac_cap_info[1] = IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US | IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8, diff --git a/drivers/net/wireless/intel/iwlwifi/mei/main.c b/drivers/net/wireless/intel/iwlwifi/mei/main.c index d9733aaf6f6e..2f7f0f994ca3 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/main.c +++ b/drivers/net/wireless/intel/iwlwifi/mei/main.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) 2021 Intel Corporation + * Copyright (C) 2021-2022 Intel Corporation */ #include <linux/etherdevice.h> @@ -146,6 +146,7 @@ struct iwl_mei_filters { * @csme_taking_ownership: true when CSME is taking ownership. Used to remember * to send CSME_OWNERSHIP_CONFIRMED when the driver completes its down * flow. + * @link_prot_state: true when we are in link protection PASSIVE * @csa_throttle_end_wk: used when &csa_throttled is true * @data_q_lock: protects the access to the data queues which are * accessed without the mutex. @@ -165,6 +166,7 @@ struct iwl_mei { bool amt_enabled; bool csa_throttled; bool csme_taking_ownership; + bool link_prot_state; struct delayed_work csa_throttle_end_wk; spinlock_t data_q_lock; @@ -229,8 +231,6 @@ static int iwl_mei_alloc_shared_mem(struct mei_cl_device *cldev) if (IS_ERR(mem->ctrl)) { int ret = PTR_ERR(mem->ctrl); - dev_err(&cldev->dev, "Couldn't allocate the shared memory: %d\n", - ret); mem->ctrl = NULL; return ret; @@ -669,6 +669,8 @@ iwl_mei_handle_conn_status(struct mei_cl_device *cldev, iwl_mei_cache.ops->me_conn_status(iwl_mei_cache.priv, &conn_info); + mei->link_prot_state = status->link_prot_state; + /* * Update the Rfkill state in case the host does not own the device: * if we are in Link Protection, ask to not touch the device, else, @@ -1663,9 +1665,11 @@ int iwl_mei_register(void *priv, const struct iwl_mei_ops *ops) mei_cldev_get_drvdata(iwl_mei_global_cldev); /* we have already a SAP connection */ - if (iwl_mei_is_connected()) + if (iwl_mei_is_connected()) { iwl_mei_send_sap_msg(mei->cldev, SAP_MSG_NOTIF_WIFIDR_UP); + ops->rfkill(priv, mei->link_prot_state); + } } ret = 0; @@ -1784,6 +1788,8 @@ static void iwl_mei_dbgfs_unregister(struct iwl_mei *mei) {} #endif /* CONFIG_DEBUG_FS */ +#define ALLOC_SHARED_MEM_RETRY_MAX_NUM 3 + /* * iwl_mei_probe - the probe function called by the mei bus enumeration * @@ -1795,6 +1801,7 @@ static void iwl_mei_dbgfs_unregister(struct iwl_mei *mei) {} static int iwl_mei_probe(struct mei_cl_device *cldev, const struct mei_cl_device_id *id) { + int alloc_retry = ALLOC_SHARED_MEM_RETRY_MAX_NUM; struct iwl_mei *mei; int ret; @@ -1812,15 +1819,31 @@ static int iwl_mei_probe(struct mei_cl_device *cldev, mei_cldev_set_drvdata(cldev, mei); mei->cldev = cldev; - /* - * The CSME firmware needs to boot the internal WLAN client. Wait here - * so that the DMA map request will succeed. - */ - msleep(20); + do { + ret = iwl_mei_alloc_shared_mem(cldev); + if (!ret) + break; + /* + * The CSME firmware needs to boot the internal WLAN client. + * This can take time in certain configurations (usually + * upon resume and when the whole CSME firmware is shut down + * during suspend). + * + * Wait a bit before retrying and hope we'll succeed next time. + */ - ret = iwl_mei_alloc_shared_mem(cldev); - if (ret) + dev_dbg(&cldev->dev, + "Couldn't allocate the shared memory: %d, attempt %d / %d\n", + ret, alloc_retry, ALLOC_SHARED_MEM_RETRY_MAX_NUM); + msleep(100); + alloc_retry--; + } while (alloc_retry); + + if (ret) { + dev_err(&cldev->dev, "Couldn't allocate the shared memory: %d\n", + ret); goto free; + } iwl_mei_init_shared_mem(mei); diff --git a/drivers/net/wireless/intel/iwlwifi/mei/net.c b/drivers/net/wireless/intel/iwlwifi/mei/net.c index 5f966af69720..468102a95e1b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/net.c +++ b/drivers/net/wireless/intel/iwlwifi/mei/net.c @@ -195,8 +195,7 @@ static bool iwl_mei_rx_filter_ipv4(struct sk_buff *skb, bool match; if (!pskb_may_pull(skb, skb_network_offset(skb) + sizeof(*iphdr)) || - !pskb_may_pull(skb, skb_network_offset(skb) + - sizeof(ip_hdrlen(skb) - sizeof(*iphdr)))) + !pskb_may_pull(skb, skb_network_offset(skb) + ip_hdrlen(skb))) return false; iphdrlen = ip_hdrlen(skb); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index fb4920b01dbb..445c94adb076 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -5,6 +5,7 @@ * Copyright (C) 2016-2017 Intel Deutschland GmbH */ #include <linux/vmalloc.h> +#include <linux/err.h> #include <linux/ieee80211.h> #include <linux/netdevice.h> @@ -1369,189 +1370,6 @@ static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm, return count; } -#define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__) -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm *mvm = file->private_data; - struct iwl_bcast_filter_cmd cmd; - const struct iwl_fw_bcast_filter *filter; - char *buf; - int bufsz = 1024; - int i, j, pos = 0; - ssize_t ret; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - mutex_lock(&mvm->mutex); - if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) { - ADD_TEXT("None\n"); - mutex_unlock(&mvm->mutex); - goto out; - } - mutex_unlock(&mvm->mutex); - - for (i = 0; cmd.filters[i].attrs[0].mask; i++) { - filter = &cmd.filters[i]; - - ADD_TEXT("Filter [%d]:\n", i); - ADD_TEXT("\tDiscard=%d\n", filter->discard); - ADD_TEXT("\tFrame Type: %s\n", - filter->frame_type ? "IPv4" : "Generic"); - - for (j = 0; j < ARRAY_SIZE(filter->attrs); j++) { - const struct iwl_fw_bcast_filter_attr *attr; - - attr = &filter->attrs[j]; - if (!attr->mask) - break; - - ADD_TEXT("\tAttr [%d]: offset=%d (from %s), mask=0x%x, value=0x%x reserved=0x%x\n", - j, attr->offset, - attr->offset_type ? "IP End" : - "Payload Start", - be32_to_cpu(attr->mask), - be32_to_cpu(attr->val), - le16_to_cpu(attr->reserved1)); - } - } -out: - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf, - size_t count, loff_t *ppos) -{ - int pos, next_pos; - struct iwl_fw_bcast_filter filter = {}; - struct iwl_bcast_filter_cmd cmd; - u32 filter_id, attr_id, mask, value; - int err = 0; - - if (sscanf(buf, "%d %hhi %hhi %n", &filter_id, &filter.discard, - &filter.frame_type, &pos) != 3) - return -EINVAL; - - if (filter_id >= ARRAY_SIZE(mvm->dbgfs_bcast_filtering.cmd.filters) || - filter.frame_type > BCAST_FILTER_FRAME_TYPE_IPV4) - return -EINVAL; - - for (attr_id = 0; attr_id < ARRAY_SIZE(filter.attrs); - attr_id++) { - struct iwl_fw_bcast_filter_attr *attr = - &filter.attrs[attr_id]; - - if (pos >= count) - break; - - if (sscanf(&buf[pos], "%hhi %hhi %i %i %n", - &attr->offset, &attr->offset_type, - &mask, &value, &next_pos) != 4) - return -EINVAL; - - attr->mask = cpu_to_be32(mask); - attr->val = cpu_to_be32(value); - if (mask) - filter.num_attrs++; - - pos += next_pos; - } - - mutex_lock(&mvm->mutex); - memcpy(&mvm->dbgfs_bcast_filtering.cmd.filters[filter_id], - &filter, sizeof(filter)); - - /* send updated bcast filtering configuration */ - if (iwl_mvm_firmware_running(mvm) && - mvm->dbgfs_bcast_filtering.override && - iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, - sizeof(cmd), &cmd); - mutex_unlock(&mvm->mutex); - - return err ?: count; -} - -static ssize_t iwl_dbgfs_bcast_filters_macs_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm *mvm = file->private_data; - struct iwl_bcast_filter_cmd cmd; - char *buf; - int bufsz = 1024; - int i, pos = 0; - ssize_t ret; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - mutex_lock(&mvm->mutex); - if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) { - ADD_TEXT("None\n"); - mutex_unlock(&mvm->mutex); - goto out; - } - mutex_unlock(&mvm->mutex); - - for (i = 0; i < ARRAY_SIZE(cmd.macs); i++) { - const struct iwl_fw_bcast_mac *mac = &cmd.macs[i]; - - ADD_TEXT("Mac [%d]: discard=%d attached_filters=0x%x\n", - i, mac->default_discard, mac->attached_filters); - } -out: - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm, - char *buf, size_t count, - loff_t *ppos) -{ - struct iwl_bcast_filter_cmd cmd; - struct iwl_fw_bcast_mac mac = {}; - u32 mac_id, attached_filters; - int err = 0; - - if (!mvm->bcast_filters) - return -ENOENT; - - if (sscanf(buf, "%d %hhi %i", &mac_id, &mac.default_discard, - &attached_filters) != 3) - return -EINVAL; - - if (mac_id >= ARRAY_SIZE(cmd.macs) || - mac.default_discard > 1 || - attached_filters >= BIT(ARRAY_SIZE(cmd.filters))) - return -EINVAL; - - mac.attached_filters = cpu_to_le16(attached_filters); - - mutex_lock(&mvm->mutex); - memcpy(&mvm->dbgfs_bcast_filtering.cmd.macs[mac_id], - &mac, sizeof(mac)); - - /* send updated bcast filtering configuration */ - if (iwl_mvm_firmware_running(mvm) && - mvm->dbgfs_bcast_filtering.override && - iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, - sizeof(cmd), &cmd); - mutex_unlock(&mvm->mutex); - - return err ?: count; -} -#endif - #define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \ _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm) #define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \ @@ -1881,11 +1699,6 @@ MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie_restore, 512); MVM_DEBUGFS_READ_FILE_OPS(uapsd_noagg_bssids); -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256); -#endif - #ifdef CONFIG_ACPI MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile); #endif @@ -2045,7 +1858,6 @@ void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm) { struct dentry *bcast_dir __maybe_unused; - char buf[100]; spin_lock_init(&mvm->drv_stats_lock); @@ -2097,21 +1909,6 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm) MVM_DEBUGFS_ADD_FILE(uapsd_noagg_bssids, mvm->debugfs_dir, S_IRUSR); -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) { - bcast_dir = debugfs_create_dir("bcast_filtering", - mvm->debugfs_dir); - - debugfs_create_bool("override", 0600, bcast_dir, - &mvm->dbgfs_bcast_filtering.override); - - MVM_DEBUGFS_ADD_FILE_ALIAS("filters", bcast_filters, - bcast_dir, 0600); - MVM_DEBUGFS_ADD_FILE_ALIAS("macs", bcast_filters_macs, - bcast_dir, 0600); - } -#endif - #ifdef CONFIG_PM_SLEEP MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, 0400); debugfs_create_bool("d3_wake_sysassert", 0600, mvm->debugfs_dir, @@ -2142,6 +1939,11 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm) * Create a symlink with mac80211. It will be removed when mac80211 * exists (before the opmode exists which removes the target.) */ - snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent); - debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf); + if (!IS_ERR(mvm->debugfs_dir)) { + char buf[100]; + + snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent); + debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, + buf); + } } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 6f4690e56a46..ae589b3b8c46 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1741,7 +1741,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm) ret = iwl_mvm_sar_init(mvm); if (ret == 0) ret = iwl_mvm_sar_geo_init(mvm); - else if (ret < 0) + if (ret < 0) goto error; ret = iwl_mvm_sgom_init(mvm); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 65f4fe3ef504..709a3df57b10 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -55,79 +55,6 @@ static const struct ieee80211_iface_combination iwl_mvm_iface_combinations[] = { }, }; -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -/* - * Use the reserved field to indicate magic values. - * these values will only be used internally by the driver, - * and won't make it to the fw (reserved will be 0). - * BC_FILTER_MAGIC_IP - configure the val of this attribute to - * be the vif's ip address. in case there is not a single - * ip address (0, or more than 1), this attribute will - * be skipped. - * BC_FILTER_MAGIC_MAC - set the val of this attribute to - * the LSB bytes of the vif's mac address - */ -enum { - BC_FILTER_MAGIC_NONE = 0, - BC_FILTER_MAGIC_IP, - BC_FILTER_MAGIC_MAC, -}; - -static const struct iwl_fw_bcast_filter iwl_mvm_default_bcast_filters[] = { - { - /* arp */ - .discard = 0, - .frame_type = BCAST_FILTER_FRAME_TYPE_ALL, - .attrs = { - { - /* frame type - arp, hw type - ethernet */ - .offset_type = - BCAST_FILTER_OFFSET_PAYLOAD_START, - .offset = sizeof(rfc1042_header), - .val = cpu_to_be32(0x08060001), - .mask = cpu_to_be32(0xffffffff), - }, - { - /* arp dest ip */ - .offset_type = - BCAST_FILTER_OFFSET_PAYLOAD_START, - .offset = sizeof(rfc1042_header) + 2 + - sizeof(struct arphdr) + - ETH_ALEN + sizeof(__be32) + - ETH_ALEN, - .mask = cpu_to_be32(0xffffffff), - /* mark it as special field */ - .reserved1 = cpu_to_le16(BC_FILTER_MAGIC_IP), - }, - }, - }, - { - /* dhcp offer bcast */ - .discard = 0, - .frame_type = BCAST_FILTER_FRAME_TYPE_IPV4, - .attrs = { - { - /* udp dest port - 68 (bootp client)*/ - .offset_type = BCAST_FILTER_OFFSET_IP_END, - .offset = offsetof(struct udphdr, dest), - .val = cpu_to_be32(0x00440000), - .mask = cpu_to_be32(0xffff0000), - }, - { - /* dhcp - lsb bytes of client hw address */ - .offset_type = BCAST_FILTER_OFFSET_IP_END, - .offset = 38, - .mask = cpu_to_be32(0xffffffff), - /* mark it as special field */ - .reserved1 = cpu_to_le16(BC_FILTER_MAGIC_MAC), - }, - }, - }, - /* last filter must be empty */ - {}, -}; -#endif - static const struct cfg80211_pmsr_capabilities iwl_mvm_pmsr_capa = { .max_peers = IWL_MVM_TOF_MAX_APS, .report_ap_tsf = 1, @@ -299,7 +226,6 @@ static const u8 he_if_types_ext_capa_sta[] = { [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, - [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT, }; static const struct wiphy_iftype_ext_capab he_iftypes_ext_capa[] = { @@ -693,11 +619,6 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } #endif -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING - /* assign default bcast filtering configuration */ - mvm->bcast_filters = iwl_mvm_default_bcast_filters; -#endif - ret = iwl_mvm_leds_init(mvm); if (ret) return ret; @@ -1853,162 +1774,6 @@ static void iwl_mvm_config_iface_filter(struct ieee80211_hw *hw, mutex_unlock(&mvm->mutex); } -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -struct iwl_bcast_iter_data { - struct iwl_mvm *mvm; - struct iwl_bcast_filter_cmd *cmd; - u8 current_filter; -}; - -static void -iwl_mvm_set_bcast_filter(struct ieee80211_vif *vif, - const struct iwl_fw_bcast_filter *in_filter, - struct iwl_fw_bcast_filter *out_filter) -{ - struct iwl_fw_bcast_filter_attr *attr; - int i; - - memcpy(out_filter, in_filter, sizeof(*out_filter)); - - for (i = 0; i < ARRAY_SIZE(out_filter->attrs); i++) { - attr = &out_filter->attrs[i]; - - if (!attr->mask) - break; - - switch (attr->reserved1) { - case cpu_to_le16(BC_FILTER_MAGIC_IP): - if (vif->bss_conf.arp_addr_cnt != 1) { - attr->mask = 0; - continue; - } - - attr->val = vif->bss_conf.arp_addr_list[0]; - break; - case cpu_to_le16(BC_FILTER_MAGIC_MAC): - attr->val = *(__be32 *)&vif->addr[2]; - break; - default: - break; - } - attr->reserved1 = 0; - out_filter->num_attrs++; - } -} - -static void iwl_mvm_bcast_filter_iterator(void *_data, u8 *mac, - struct ieee80211_vif *vif) -{ - struct iwl_bcast_iter_data *data = _data; - struct iwl_mvm *mvm = data->mvm; - struct iwl_bcast_filter_cmd *cmd = data->cmd; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_fw_bcast_mac *bcast_mac; - int i; - - if (WARN_ON(mvmvif->id >= ARRAY_SIZE(cmd->macs))) - return; - - bcast_mac = &cmd->macs[mvmvif->id]; - - /* - * enable filtering only for associated stations, but not for P2P - * Clients - */ - if (vif->type != NL80211_IFTYPE_STATION || vif->p2p || - !vif->bss_conf.assoc) - return; - - bcast_mac->default_discard = 1; - - /* copy all configured filters */ - for (i = 0; mvm->bcast_filters[i].attrs[0].mask; i++) { - /* - * Make sure we don't exceed our filters limit. - * if there is still a valid filter to be configured, - * be on the safe side and just allow bcast for this mac. - */ - if (WARN_ON_ONCE(data->current_filter >= - ARRAY_SIZE(cmd->filters))) { - bcast_mac->default_discard = 0; - bcast_mac->attached_filters = 0; - break; - } - - iwl_mvm_set_bcast_filter(vif, - &mvm->bcast_filters[i], - &cmd->filters[data->current_filter]); - - /* skip current filter if it contains no attributes */ - if (!cmd->filters[data->current_filter].num_attrs) - continue; - - /* attach the filter to current mac */ - bcast_mac->attached_filters |= - cpu_to_le16(BIT(data->current_filter)); - - data->current_filter++; - } -} - -bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, - struct iwl_bcast_filter_cmd *cmd) -{ - struct iwl_bcast_iter_data iter_data = { - .mvm = mvm, - .cmd = cmd, - }; - - if (IWL_MVM_FW_BCAST_FILTER_PASS_ALL) - return false; - - memset(cmd, 0, sizeof(*cmd)); - cmd->max_bcast_filters = ARRAY_SIZE(cmd->filters); - cmd->max_macs = ARRAY_SIZE(cmd->macs); - -#ifdef CONFIG_IWLWIFI_DEBUGFS - /* use debugfs filters/macs if override is configured */ - if (mvm->dbgfs_bcast_filtering.override) { - memcpy(cmd->filters, &mvm->dbgfs_bcast_filtering.cmd.filters, - sizeof(cmd->filters)); - memcpy(cmd->macs, &mvm->dbgfs_bcast_filtering.cmd.macs, - sizeof(cmd->macs)); - return true; - } -#endif - - /* if no filters are configured, do nothing */ - if (!mvm->bcast_filters) - return false; - - /* configure and attach these filters for each associated sta vif */ - ieee80211_iterate_active_interfaces( - mvm->hw, IEEE80211_IFACE_ITER_NORMAL, - iwl_mvm_bcast_filter_iterator, &iter_data); - - return true; -} - -static int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm) -{ - struct iwl_bcast_filter_cmd cmd; - - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING)) - return 0; - - if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - return 0; - - return iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, - sizeof(cmd), &cmd); -} -#else -static inline int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm) -{ - return 0; -} -#endif - static int iwl_mvm_update_mu_groups(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { @@ -2520,7 +2285,6 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, } iwl_mvm_recalc_multicast(mvm); - iwl_mvm_configure_bcast_filter(mvm); /* reset rssi values */ mvmvif->bf_data.ave_beacon_signal = 0; @@ -2570,11 +2334,6 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, } } - if (changes & BSS_CHANGED_ARP_FILTER) { - IWL_DEBUG_MAC80211(mvm, "arp filter changed\n"); - iwl_mvm_configure_bcast_filter(mvm); - } - if (changes & BSS_CHANGED_BANDWIDTH) iwl_mvm_apply_fw_smps_request(vif); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 1dcbb0eb63c3..d78f40730594 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -884,17 +884,6 @@ struct iwl_mvm { /* rx chain antennas set through debugfs for the scan command */ u8 scan_rx_ant; -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING - /* broadcast filters to configure for each associated station */ - const struct iwl_fw_bcast_filter *bcast_filters; -#ifdef CONFIG_IWLWIFI_DEBUGFS - struct { - bool override; - struct iwl_bcast_filter_cmd cmd; - } dbgfs_bcast_filtering; -#endif -#endif - /* Internal station */ struct iwl_mvm_int_sta aux_sta; struct iwl_mvm_int_sta snif_sta; @@ -1593,8 +1582,6 @@ int iwl_mvm_up(struct iwl_mvm *mvm); int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); -bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, - struct iwl_bcast_filter_cmd *cmd); /* * FW notifications / CMD responses handlers @@ -2225,7 +2212,7 @@ static inline void iwl_mvm_mei_device_down(struct iwl_mvm *mvm) static inline void iwl_mvm_mei_set_sw_rfkill_state(struct iwl_mvm *mvm) { bool sw_rfkill = - mvm->hw_registered ? rfkill_blocked(mvm->hw->wiphy->rfkill) : false; + mvm->hw_registered ? rfkill_soft_blocked(mvm->hw->wiphy->rfkill) : false; if (mvm->mei_registered) iwl_mei_set_rfkill_state(iwl_mvm_is_radio_killed(mvm), diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 87630d38dc52..1f8b97995b94 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -469,7 +469,6 @@ static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = { HCMD_NAME(MCC_CHUB_UPDATE_CMD), HCMD_NAME(MARKER_CMD), HCMD_NAME(BT_PROFILE_NOTIFICATION), - HCMD_NAME(BCAST_FILTER_CMD), HCMD_NAME(MCAST_FILTER_CMD), HCMD_NAME(REPLY_SF_CFG_CMD), HCMD_NAME(REPLY_BEACON_FILTERING_CMD), diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 6fa2c12f7955..9213f8518f10 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1427,7 +1427,7 @@ static void iwl_mvm_hwrate_to_tx_status(const struct iwl_fw *fw, struct ieee80211_tx_rate *r = &info->status.rates[0]; if (iwl_fw_lookup_notif_ver(fw, LONG_GROUP, - TX_CMD, 0) > 6) + TX_CMD, 0) <= 6) rate_n_flags = iwl_new_rate_from_v1(rate_n_flags); info->status.antenna = diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c b/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c index 78450366312b..080a1587caa5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c @@ -71,12 +71,13 @@ static int iwl_mvm_vendor_host_get_ownership(struct wiphy *wiphy, { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + int ret; mutex_lock(&mvm->mutex); - iwl_mvm_mei_get_ownership(mvm); + ret = iwl_mvm_mei_get_ownership(mvm); mutex_unlock(&mvm->mutex); - return 0; + return ret; } static const struct wiphy_vendor_command iwl_mvm_vendor_commands[] = { diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c index 0febdcacbd42..94f40c4d2421 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c @@ -385,8 +385,7 @@ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans, /* This may fail if AMT took ownership of the device */ if (iwl_pcie_prepare_card_hw(trans)) { IWL_WARN(trans, "Exit HW not ready\n"); - ret = -EIO; - goto out; + return -EIO; } iwl_enable_rfkill_int(trans); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index a63386a01232..ef14584fc0a1 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1329,8 +1329,7 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, /* This may fail if AMT took ownership of the device */ if (iwl_pcie_prepare_card_hw(trans)) { IWL_WARN(trans, "Exit HW not ready\n"); - ret = -EIO; - goto out; + return -EIO; } iwl_enable_rfkill_int(trans); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 8d54f9face2f..fc5725f6daee 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2336,6 +2336,15 @@ static void hw_scan_work(struct work_struct *work) if (req->ie_len) skb_put_data(probe, req->ie, req->ie_len); + if (!ieee80211_tx_prepare_skb(hwsim->hw, + hwsim->hw_scan_vif, + probe, + hwsim->tmp_chan->band, + NULL)) { + kfree_skb(probe); + continue; + } + local_bh_disable(); mac80211_hwsim_tx_frame(hwsim->hw, probe, hwsim->tmp_chan); @@ -3770,6 +3779,10 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, } txi->flags |= IEEE80211_TX_STAT_ACK; } + + if (hwsim_flags & HWSIM_TX_CTL_NO_ACK) + txi->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; + ieee80211_tx_status_irqsafe(data2->hw, skb); return 0; out: diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index d24b7a7993aa..990360d75cb6 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -256,6 +256,7 @@ static void backend_disconnect(struct backend_info *be) unsigned int queue_index; xen_unregister_watchers(vif); + xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status"); #ifdef CONFIG_DEBUG_FS xenvif_debugfs_delif(vif); #endif /* CONFIG_DEBUG_FS */ @@ -675,7 +676,6 @@ static void hotplug_status_changed(struct xenbus_watch *watch, /* Not interested in this watch anymore. */ unregister_hotplug_status_watch(be); - xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status"); } kfree(str); } @@ -824,15 +824,11 @@ static void connect(struct backend_info *be) xenvif_carrier_on(be->vif); unregister_hotplug_status_watch(be); - if (xenbus_exists(XBT_NIL, dev->nodename, "hotplug-status")) { - err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, - NULL, hotplug_status_changed, - "%s/%s", dev->nodename, - "hotplug-status"); - if (err) - goto err; + err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, NULL, + hotplug_status_changed, + "%s/%s", dev->nodename, "hotplug-status"); + if (!err) be->have_hotplug_status_watch = 1; - } netif_tx_wake_all_queues(be->vif->dev); diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 8b18246ad999..daa4e6106aac 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -424,14 +424,12 @@ static bool xennet_tx_buf_gc(struct netfront_queue *queue) queue->tx_link[id] = TX_LINK_NONE; skb = queue->tx_skbs[id]; queue->tx_skbs[id] = NULL; - if (unlikely(gnttab_query_foreign_access( - queue->grant_tx_ref[id]) != 0)) { + if (unlikely(!gnttab_end_foreign_access_ref( + queue->grant_tx_ref[id], GNTMAP_readonly))) { dev_alert(dev, "Grant still in use by backend domain\n"); goto err; } - gnttab_end_foreign_access_ref( - queue->grant_tx_ref[id], GNTMAP_readonly); gnttab_release_grant_reference( &queue->gref_tx_head, queue->grant_tx_ref[id]); queue->grant_tx_ref[id] = GRANT_INVALID_REF; @@ -842,6 +840,28 @@ static int xennet_close(struct net_device *dev) return 0; } +static void xennet_destroy_queues(struct netfront_info *info) +{ + unsigned int i; + + for (i = 0; i < info->netdev->real_num_tx_queues; i++) { + struct netfront_queue *queue = &info->queues[i]; + + if (netif_running(info->netdev)) + napi_disable(&queue->napi); + netif_napi_del(&queue->napi); + } + + kfree(info->queues); + info->queues = NULL; +} + +static void xennet_uninit(struct net_device *dev) +{ + struct netfront_info *np = netdev_priv(dev); + xennet_destroy_queues(np); +} + static void xennet_set_rx_rsp_cons(struct netfront_queue *queue, RING_IDX val) { unsigned long flags; @@ -968,7 +988,6 @@ static int xennet_get_responses(struct netfront_queue *queue, struct device *dev = &queue->info->netdev->dev; struct bpf_prog *xdp_prog; struct xdp_buff xdp; - unsigned long ret; int slots = 1; int err = 0; u32 verdict; @@ -1010,8 +1029,13 @@ static int xennet_get_responses(struct netfront_queue *queue, goto next; } - ret = gnttab_end_foreign_access_ref(ref, 0); - BUG_ON(!ret); + if (!gnttab_end_foreign_access_ref(ref, 0)) { + dev_alert(dev, + "Grant still in use by backend domain\n"); + queue->info->broken = true; + dev_alert(dev, "Disabled for further use\n"); + return -EINVAL; + } gnttab_release_grant_reference(&queue->gref_rx_head, ref); @@ -1232,6 +1256,10 @@ static int xennet_poll(struct napi_struct *napi, int budget) &need_xdp_flush); if (unlikely(err)) { + if (queue->info->broken) { + spin_unlock(&queue->rx_lock); + return 0; + } err: while ((skb = __skb_dequeue(&tmpq))) __skb_queue_tail(&errq, skb); @@ -1611,6 +1639,7 @@ static int xennet_xdp(struct net_device *dev, struct netdev_bpf *xdp) } static const struct net_device_ops xennet_netdev_ops = { + .ndo_uninit = xennet_uninit, .ndo_open = xennet_open, .ndo_stop = xennet_close, .ndo_start_xmit = xennet_start_xmit, @@ -1895,7 +1924,7 @@ static int setup_netfront(struct xenbus_device *dev, struct netfront_queue *queue, unsigned int feature_split_evtchn) { struct xen_netif_tx_sring *txs; - struct xen_netif_rx_sring *rxs; + struct xen_netif_rx_sring *rxs = NULL; grant_ref_t gref; int err; @@ -1915,21 +1944,21 @@ static int setup_netfront(struct xenbus_device *dev, err = xenbus_grant_ring(dev, txs, 1, &gref); if (err < 0) - goto grant_tx_ring_fail; + goto fail; queue->tx_ring_ref = gref; rxs = (struct xen_netif_rx_sring *)get_zeroed_page(GFP_NOIO | __GFP_HIGH); if (!rxs) { err = -ENOMEM; xenbus_dev_fatal(dev, err, "allocating rx ring page"); - goto alloc_rx_ring_fail; + goto fail; } SHARED_RING_INIT(rxs); FRONT_RING_INIT(&queue->rx, rxs, XEN_PAGE_SIZE); err = xenbus_grant_ring(dev, rxs, 1, &gref); if (err < 0) - goto grant_rx_ring_fail; + goto fail; queue->rx_ring_ref = gref; if (feature_split_evtchn) @@ -1942,22 +1971,28 @@ static int setup_netfront(struct xenbus_device *dev, err = setup_netfront_single(queue); if (err) - goto alloc_evtchn_fail; + goto fail; return 0; /* If we fail to setup netfront, it is safe to just revoke access to * granted pages because backend is not accessing it at this point. */ -alloc_evtchn_fail: - gnttab_end_foreign_access_ref(queue->rx_ring_ref, 0); -grant_rx_ring_fail: - free_page((unsigned long)rxs); -alloc_rx_ring_fail: - gnttab_end_foreign_access_ref(queue->tx_ring_ref, 0); -grant_tx_ring_fail: - free_page((unsigned long)txs); -fail: + fail: + if (queue->rx_ring_ref != GRANT_INVALID_REF) { + gnttab_end_foreign_access(queue->rx_ring_ref, 0, + (unsigned long)rxs); + queue->rx_ring_ref = GRANT_INVALID_REF; + } else { + free_page((unsigned long)rxs); + } + if (queue->tx_ring_ref != GRANT_INVALID_REF) { + gnttab_end_foreign_access(queue->tx_ring_ref, 0, + (unsigned long)txs); + queue->tx_ring_ref = GRANT_INVALID_REF; + } else { + free_page((unsigned long)txs); + } return err; } @@ -2103,22 +2138,6 @@ error: return err; } -static void xennet_destroy_queues(struct netfront_info *info) -{ - unsigned int i; - - for (i = 0; i < info->netdev->real_num_tx_queues; i++) { - struct netfront_queue *queue = &info->queues[i]; - - if (netif_running(info->netdev)) - napi_disable(&queue->napi); - netif_napi_del(&queue->napi); - } - - kfree(info->queues); - info->queues = NULL; -} - static int xennet_create_page_pool(struct netfront_queue *queue) diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c index d7db1a0e6be1..00d8ea6dcb5d 100644 --- a/drivers/nfc/port100.c +++ b/drivers/nfc/port100.c @@ -1612,7 +1612,9 @@ free_nfc_dev: nfc_digital_free_device(dev->nfc_digital_dev); error: + usb_kill_urb(dev->in_urb); usb_free_urb(dev->in_urb); + usb_kill_urb(dev->out_urb); usb_free_urb(dev->out_urb); usb_put_dev(dev->udev); diff --git a/drivers/ntb/hw/intel/ntb_hw_gen4.c b/drivers/ntb/hw/intel/ntb_hw_gen4.c index fede05151f69..4081fc538ff4 100644 --- a/drivers/ntb/hw/intel/ntb_hw_gen4.c +++ b/drivers/ntb/hw/intel/ntb_hw_gen4.c @@ -168,6 +168,18 @@ static enum ntb_topo gen4_ppd_topo(struct intel_ntb_dev *ndev, u32 ppd) return NTB_TOPO_NONE; } +static enum ntb_topo spr_ppd_topo(struct intel_ntb_dev *ndev, u32 ppd) +{ + switch (ppd & SPR_PPD_TOPO_MASK) { + case SPR_PPD_TOPO_B2B_USD: + return NTB_TOPO_B2B_USD; + case SPR_PPD_TOPO_B2B_DSD: + return NTB_TOPO_B2B_DSD; + } + + return NTB_TOPO_NONE; +} + int gen4_init_dev(struct intel_ntb_dev *ndev) { struct pci_dev *pdev = ndev->ntb.pdev; @@ -183,7 +195,10 @@ int gen4_init_dev(struct intel_ntb_dev *ndev) } ppd1 = ioread32(ndev->self_mmio + GEN4_PPD1_OFFSET); - ndev->ntb.topo = gen4_ppd_topo(ndev, ppd1); + if (pdev_is_ICX(pdev)) + ndev->ntb.topo = gen4_ppd_topo(ndev, ppd1); + else if (pdev_is_SPR(pdev)) + ndev->ntb.topo = spr_ppd_topo(ndev, ppd1); dev_dbg(&pdev->dev, "ppd %#x topo %s\n", ppd1, ntb_topo_string(ndev->ntb.topo)); if (ndev->ntb.topo == NTB_TOPO_NONE) diff --git a/drivers/ntb/hw/intel/ntb_hw_gen4.h b/drivers/ntb/hw/intel/ntb_hw_gen4.h index 3fcd3fdce9ed..f91323eaf5ce 100644 --- a/drivers/ntb/hw/intel/ntb_hw_gen4.h +++ b/drivers/ntb/hw/intel/ntb_hw_gen4.h @@ -49,10 +49,14 @@ #define GEN4_PPD_CLEAR_TRN 0x0001 #define GEN4_PPD_LINKTRN 0x0008 #define GEN4_PPD_CONN_MASK 0x0300 +#define SPR_PPD_CONN_MASK 0x0700 #define GEN4_PPD_CONN_B2B 0x0200 #define GEN4_PPD_DEV_MASK 0x1000 #define GEN4_PPD_DEV_DSD 0x1000 #define GEN4_PPD_DEV_USD 0x0000 +#define SPR_PPD_DEV_MASK 0x4000 +#define SPR_PPD_DEV_DSD 0x4000 +#define SPR_PPD_DEV_USD 0x0000 #define GEN4_LINK_CTRL_LINK_DISABLE 0x0010 #define GEN4_SLOTSTS 0xb05a @@ -62,6 +66,10 @@ #define GEN4_PPD_TOPO_B2B_USD (GEN4_PPD_CONN_B2B | GEN4_PPD_DEV_USD) #define GEN4_PPD_TOPO_B2B_DSD (GEN4_PPD_CONN_B2B | GEN4_PPD_DEV_DSD) +#define SPR_PPD_TOPO_MASK (SPR_PPD_CONN_MASK | SPR_PPD_DEV_MASK) +#define SPR_PPD_TOPO_B2B_USD (GEN4_PPD_CONN_B2B | SPR_PPD_DEV_USD) +#define SPR_PPD_TOPO_B2B_DSD (GEN4_PPD_CONN_B2B | SPR_PPD_DEV_DSD) + #define GEN4_DB_COUNT 32 #define GEN4_DB_LINK 32 #define GEN4_DB_LINK_BIT BIT_ULL(GEN4_DB_LINK) @@ -112,4 +120,12 @@ static inline int pdev_is_ICX(struct pci_dev *pdev) return 0; } +static inline int pdev_is_SPR(struct pci_dev *pdev) +{ + if (pdev_is_gen4(pdev) && + pdev->revision > PCI_DEVICE_REVISION_ICX_MAX) + return 1; + return 0; +} + #endif diff --git a/drivers/ntb/msi.c b/drivers/ntb/msi.c index dd683cb58d09..6295e55ef85e 100644 --- a/drivers/ntb/msi.c +++ b/drivers/ntb/msi.c @@ -33,7 +33,6 @@ int ntb_msi_init(struct ntb_dev *ntb, { phys_addr_t mw_phys_addr; resource_size_t mw_size; - size_t struct_size; int peer_widx; int peers; int ret; @@ -43,9 +42,8 @@ int ntb_msi_init(struct ntb_dev *ntb, if (peers <= 0) return -EINVAL; - struct_size = sizeof(*ntb->msi) + sizeof(*ntb->msi->peer_mws) * peers; - - ntb->msi = devm_kzalloc(&ntb->dev, struct_size, GFP_KERNEL); + ntb->msi = devm_kzalloc(&ntb->dev, struct_size(ntb->msi, peer_mws, peers), + GFP_KERNEL); if (!ntb->msi) return -ENOMEM; diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 5e0bfda04bd7..fd4720d37cc0 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -368,6 +368,7 @@ EXPORT_SYMBOL_GPL(nvme_complete_rq); void nvme_complete_batch_req(struct request *req) { + trace_nvme_complete_rq(req); nvme_cleanup_cmd(req); nvme_end_req_zoned(req); } @@ -1722,7 +1723,7 @@ static int nvme_setup_streams_ns(struct nvme_ctrl *ctrl, struct nvme_ns *ns, return 0; } -static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) +static void nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) { struct nvme_ctrl *ctrl = ns->ctrl; @@ -1738,7 +1739,8 @@ static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) ns->features &= ~(NVME_NS_METADATA_SUPPORTED | NVME_NS_EXT_LBAS); if (!ns->ms || !(ctrl->ops->flags & NVME_F_METADATA_SUPPORTED)) - return 0; + return; + if (ctrl->ops->flags & NVME_F_FABRICS) { /* * The NVMe over Fabrics specification only supports metadata as @@ -1746,7 +1748,7 @@ static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) * remap the separate metadata buffer from the block layer. */ if (WARN_ON_ONCE(!(id->flbas & NVME_NS_FLBAS_META_EXT))) - return -EINVAL; + return; ns->features |= NVME_NS_EXT_LBAS; @@ -1773,8 +1775,6 @@ static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) else ns->features |= NVME_NS_METADATA_SUPPORTED; } - - return 0; } static void nvme_set_queue_limits(struct nvme_ctrl *ctrl, @@ -1915,9 +1915,7 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_id_ns *id) ns->lba_shift = id->lbaf[lbaf].ds; nvme_set_queue_limits(ns->ctrl, ns->queue); - ret = nvme_configure_metadata(ns, id); - if (ret) - goto out_unfreeze; + nvme_configure_metadata(ns, id); nvme_set_chunk_sectors(ns, id); nvme_update_disk_info(ns->disk, ns, id); @@ -1933,7 +1931,7 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_id_ns *id) if (blk_queue_is_zoned(ns->queue)) { ret = nvme_revalidate_zones(ns); if (ret && !nvme_first_scan(ns->disk)) - goto out; + return ret; } if (nvme_ns_head_multipath(ns->head)) { @@ -1948,16 +1946,16 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_id_ns *id) return 0; out_unfreeze: - blk_mq_unfreeze_queue(ns->disk->queue); -out: /* * If probing fails due an unsupported feature, hide the block device, * but still allow other access. */ if (ret == -ENODEV) { ns->disk->flags |= GENHD_FL_HIDDEN; + set_bit(NVME_NS_READY, &ns->flags); ret = 0; } + blk_mq_unfreeze_queue(ns->disk->queue); return ret; } @@ -4253,7 +4251,14 @@ static void nvme_async_event_work(struct work_struct *work) container_of(work, struct nvme_ctrl, async_event_work); nvme_aen_uevent(ctrl); - ctrl->ops->submit_async_event(ctrl); + + /* + * The transport drivers must guarantee AER submission here is safe by + * flushing ctrl async_event_work after changing the controller state + * from LIVE and before freeing the admin queue. + */ + if (ctrl->state == NVME_CTRL_LIVE) + ctrl->ops->submit_async_event(ctrl); } static bool nvme_ctrl_pp_status(struct nvme_ctrl *ctrl) @@ -4566,7 +4571,7 @@ static void nvme_set_queue_dying(struct nvme_ns *ns) if (test_and_set_bit(NVME_NS_DEAD, &ns->flags)) return; - blk_set_queue_dying(ns->queue); + blk_mark_disk_dead(ns->disk); nvme_start_ns_queue(ns); set_capacity_and_notify(ns->disk, 0); diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c index 7ae041e2b3fb..f79a66d4e22c 100644 --- a/drivers/nvme/host/fabrics.c +++ b/drivers/nvme/host/fabrics.c @@ -1092,7 +1092,6 @@ static void __nvmf_concat_opt_tokens(struct seq_file *seq_file) static int nvmf_dev_show(struct seq_file *seq_file, void *private) { struct nvme_ctrl *ctrl; - int ret = 0; mutex_lock(&nvmf_dev_mutex); ctrl = seq_file->private; @@ -1106,7 +1105,7 @@ static int nvmf_dev_show(struct seq_file *seq_file, void *private) out_unlock: mutex_unlock(&nvmf_dev_mutex); - return ret; + return 0; } static int nvmf_dev_open(struct inode *inode, struct file *file) diff --git a/drivers/nvme/host/fabrics.h b/drivers/nvme/host/fabrics.h index c3203ff1c654..1e3a09cad961 100644 --- a/drivers/nvme/host/fabrics.h +++ b/drivers/nvme/host/fabrics.h @@ -170,6 +170,7 @@ nvmf_ctlr_matches_baseopts(struct nvme_ctrl *ctrl, struct nvmf_ctrl_options *opts) { if (ctrl->state == NVME_CTRL_DELETING || + ctrl->state == NVME_CTRL_DELETING_NOIO || ctrl->state == NVME_CTRL_DEAD || strcmp(opts->subsysnqn, ctrl->opts->subsysnqn) || strcmp(opts->host->nqn, ctrl->opts->host->nqn) || diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index f8bf6606eb2f..ff775235534c 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -848,7 +848,7 @@ void nvme_mpath_remove_disk(struct nvme_ns_head *head) { if (!head->disk) return; - blk_set_queue_dying(head->disk->queue); + blk_mark_disk_dead(head->disk); /* make sure all pending bios are cleaned up */ kblockd_schedule_work(&head->requeue_work); flush_work(&head->requeue_work); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d8585df2c2fd..6a99ed680915 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3391,7 +3391,8 @@ static const struct pci_device_id nvme_id_table[] = { NVME_QUIRK_DEALLOCATE_ZEROES, }, { PCI_VDEVICE(INTEL, 0x0a54), /* Intel P4500/P4600 */ .driver_data = NVME_QUIRK_STRIPE_SIZE | - NVME_QUIRK_DEALLOCATE_ZEROES, }, + NVME_QUIRK_DEALLOCATE_ZEROES | + NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_VDEVICE(INTEL, 0x0a55), /* Dell Express Flash P4600 */ .driver_data = NVME_QUIRK_STRIPE_SIZE | NVME_QUIRK_DEALLOCATE_ZEROES, }, diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 850f84d204d0..9c55e4be8a39 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -1200,6 +1200,7 @@ static void nvme_rdma_error_recovery_work(struct work_struct *work) struct nvme_rdma_ctrl, err_work); nvme_stop_keep_alive(&ctrl->ctrl); + flush_work(&ctrl->ctrl.async_event_work); nvme_rdma_teardown_io_queues(ctrl, false); nvme_start_queues(&ctrl->ctrl); nvme_rdma_teardown_admin_queue(ctrl, false); diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 4ceb28675fdf..65e00c64a588 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -44,6 +44,8 @@ struct nvme_tcp_request { u32 data_len; u32 pdu_len; u32 pdu_sent; + u32 h2cdata_left; + u32 h2cdata_offset; u16 ttag; __le16 status; struct list_head entry; @@ -95,6 +97,7 @@ struct nvme_tcp_queue { struct nvme_tcp_request *request; int queue_size; + u32 maxh2cdata; size_t cmnd_capsule_len; struct nvme_tcp_ctrl *ctrl; unsigned long flags; @@ -572,23 +575,26 @@ static int nvme_tcp_handle_comp(struct nvme_tcp_queue *queue, return ret; } -static void nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req, - struct nvme_tcp_r2t_pdu *pdu) +static void nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req) { struct nvme_tcp_data_pdu *data = req->pdu; struct nvme_tcp_queue *queue = req->queue; struct request *rq = blk_mq_rq_from_pdu(req); + u32 h2cdata_sent = req->pdu_len; u8 hdgst = nvme_tcp_hdgst_len(queue); u8 ddgst = nvme_tcp_ddgst_len(queue); req->state = NVME_TCP_SEND_H2C_PDU; req->offset = 0; - req->pdu_len = le32_to_cpu(pdu->r2t_length); + req->pdu_len = min(req->h2cdata_left, queue->maxh2cdata); req->pdu_sent = 0; + req->h2cdata_left -= req->pdu_len; + req->h2cdata_offset += h2cdata_sent; memset(data, 0, sizeof(*data)); data->hdr.type = nvme_tcp_h2c_data; - data->hdr.flags = NVME_TCP_F_DATA_LAST; + if (!req->h2cdata_left) + data->hdr.flags = NVME_TCP_F_DATA_LAST; if (queue->hdr_digest) data->hdr.flags |= NVME_TCP_F_HDGST; if (queue->data_digest) @@ -597,9 +603,9 @@ static void nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req, data->hdr.pdo = data->hdr.hlen + hdgst; data->hdr.plen = cpu_to_le32(data->hdr.hlen + hdgst + req->pdu_len + ddgst); - data->ttag = pdu->ttag; + data->ttag = req->ttag; data->command_id = nvme_cid(rq); - data->data_offset = pdu->r2t_offset; + data->data_offset = cpu_to_le32(req->h2cdata_offset); data->data_length = cpu_to_le32(req->pdu_len); } @@ -609,6 +615,7 @@ static int nvme_tcp_handle_r2t(struct nvme_tcp_queue *queue, struct nvme_tcp_request *req; struct request *rq; u32 r2t_length = le32_to_cpu(pdu->r2t_length); + u32 r2t_offset = le32_to_cpu(pdu->r2t_offset); rq = nvme_find_rq(nvme_tcp_tagset(queue), pdu->command_id); if (!rq) { @@ -633,14 +640,19 @@ static int nvme_tcp_handle_r2t(struct nvme_tcp_queue *queue, return -EPROTO; } - if (unlikely(le32_to_cpu(pdu->r2t_offset) < req->data_sent)) { + if (unlikely(r2t_offset < req->data_sent)) { dev_err(queue->ctrl->ctrl.device, "req %d unexpected r2t offset %u (expected %zu)\n", - rq->tag, le32_to_cpu(pdu->r2t_offset), req->data_sent); + rq->tag, r2t_offset, req->data_sent); return -EPROTO; } - nvme_tcp_setup_h2c_data_pdu(req, pdu); + req->pdu_len = 0; + req->h2cdata_left = r2t_length; + req->h2cdata_offset = r2t_offset; + req->ttag = pdu->ttag; + + nvme_tcp_setup_h2c_data_pdu(req); nvme_tcp_queue_request(req, false, true); return 0; @@ -913,13 +925,22 @@ static inline void nvme_tcp_done_send_req(struct nvme_tcp_queue *queue) static void nvme_tcp_fail_request(struct nvme_tcp_request *req) { - nvme_tcp_end_request(blk_mq_rq_from_pdu(req), NVME_SC_HOST_PATH_ERROR); + if (nvme_tcp_async_req(req)) { + union nvme_result res = {}; + + nvme_complete_async_event(&req->queue->ctrl->ctrl, + cpu_to_le16(NVME_SC_HOST_PATH_ERROR), &res); + } else { + nvme_tcp_end_request(blk_mq_rq_from_pdu(req), + NVME_SC_HOST_PATH_ERROR); + } } static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) { struct nvme_tcp_queue *queue = req->queue; int req_data_len = req->data_len; + u32 h2cdata_left = req->h2cdata_left; while (true) { struct page *page = nvme_tcp_req_cur_page(req); @@ -964,7 +985,10 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) req->state = NVME_TCP_SEND_DDGST; req->offset = 0; } else { - nvme_tcp_done_send_req(queue); + if (h2cdata_left) + nvme_tcp_setup_h2c_data_pdu(req); + else + nvme_tcp_done_send_req(queue); } return 1; } @@ -1022,9 +1046,14 @@ static int nvme_tcp_try_send_data_pdu(struct nvme_tcp_request *req) if (queue->hdr_digest && !req->offset) nvme_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); - ret = kernel_sendpage(queue->sock, virt_to_page(pdu), - offset_in_page(pdu) + req->offset, len, - MSG_DONTWAIT | MSG_MORE | MSG_SENDPAGE_NOTLAST); + if (!req->h2cdata_left) + ret = kernel_sendpage(queue->sock, virt_to_page(pdu), + offset_in_page(pdu) + req->offset, len, + MSG_DONTWAIT | MSG_MORE | MSG_SENDPAGE_NOTLAST); + else + ret = sock_no_sendpage(queue->sock, virt_to_page(pdu), + offset_in_page(pdu) + req->offset, len, + MSG_DONTWAIT | MSG_MORE); if (unlikely(ret <= 0)) return ret; @@ -1044,6 +1073,7 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req) { struct nvme_tcp_queue *queue = req->queue; size_t offset = req->offset; + u32 h2cdata_left = req->h2cdata_left; int ret; struct msghdr msg = { .msg_flags = MSG_DONTWAIT }; struct kvec iov = { @@ -1061,7 +1091,10 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req) return ret; if (offset + ret == NVME_TCP_DIGEST_LENGTH) { - nvme_tcp_done_send_req(queue); + if (h2cdata_left) + nvme_tcp_setup_h2c_data_pdu(req); + else + nvme_tcp_done_send_req(queue); return 1; } @@ -1253,6 +1286,7 @@ static int nvme_tcp_init_connection(struct nvme_tcp_queue *queue) struct msghdr msg = {}; struct kvec iov; bool ctrl_hdgst, ctrl_ddgst; + u32 maxh2cdata; int ret; icreq = kzalloc(sizeof(*icreq), GFP_KERNEL); @@ -1336,6 +1370,14 @@ static int nvme_tcp_init_connection(struct nvme_tcp_queue *queue) goto free_icresp; } + maxh2cdata = le32_to_cpu(icresp->maxdata); + if ((maxh2cdata % 4) || (maxh2cdata < NVME_TCP_MIN_MAXH2CDATA)) { + pr_err("queue %d: invalid maxh2cdata returned %u\n", + nvme_tcp_queue_id(queue), maxh2cdata); + goto free_icresp; + } + queue->maxh2cdata = maxh2cdata; + ret = 0; free_icresp: kfree(icresp); @@ -2096,6 +2138,7 @@ static void nvme_tcp_error_recovery_work(struct work_struct *work) struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; nvme_stop_keep_alive(ctrl); + flush_work(&ctrl->async_event_work); nvme_tcp_teardown_io_queues(ctrl, false); /* unquiesce to fail fast pending requests */ nvme_start_queues(ctrl); @@ -2320,6 +2363,7 @@ static blk_status_t nvme_tcp_setup_cmd_pdu(struct nvme_ns *ns, req->data_sent = 0; req->pdu_len = 0; req->pdu_sent = 0; + req->h2cdata_left = 0; req->data_len = blk_rq_nr_phys_segments(rq) ? blk_rq_payload_bytes(rq) : 0; req->curr_bio = rq->bio; diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 23a38dcf0fc4..9fd1602b539d 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -771,7 +771,7 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config) if (config->wp_gpio) nvmem->wp_gpio = config->wp_gpio; - else + else if (!config->ignore_wp) nvmem->wp_gpio = gpiod_get_optional(config->dev, "wp", GPIOD_OUT_HIGH); if (IS_ERR(nvmem->wp_gpio)) { diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index ad85ff6474ff..ec315b060cd5 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -648,8 +648,8 @@ void __init early_init_fdt_scan_reserved_mem(void) } fdt_scan_reserved_mem(); - fdt_init_reserved_mem(); fdt_reserve_elfcorehdr(); + fdt_init_reserved_mem(); } /** diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 70992103c07d..2c2fb161b572 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -513,24 +513,24 @@ static void __init of_unittest_parse_phandle_with_args(void) memset(&args, 0, sizeof(args)); EXPECT_BEGIN(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); rc = of_parse_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells", 1, &args); EXPECT_END(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); EXPECT_BEGIN(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); rc = of_count_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells"); EXPECT_END(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); } @@ -670,12 +670,12 @@ static void __init of_unittest_parse_phandle_with_args_map(void) memset(&args, 0, sizeof(args)); EXPECT_BEGIN(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found -1"); + "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found 1"); rc = of_parse_phandle_with_args_map(np, "phandle-list-bad-args", "phandle", 1, &args); EXPECT_END(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found -1"); + "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found 1"); unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); } @@ -1257,12 +1257,12 @@ static void __init of_unittest_platform_populate(void) unittest(pdev, "device 2 creation failed\n"); EXPECT_BEGIN(KERN_INFO, - "platform testcase-data:testcase-device2: IRQ index 0 not found"); + "platform testcase-data:testcase-device2: error -ENXIO: IRQ index 0 not found"); irq = platform_get_irq(pdev, 0); EXPECT_END(KERN_INFO, - "platform testcase-data:testcase-device2: IRQ index 0 not found"); + "platform testcase-data:testcase-device2: error -ENXIO: IRQ index 0 not found"); unittest(irq < 0 && irq != -EPROBE_DEFER, "device parsing error failed - %d\n", irq); diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index 059566f54429..9be007c9420f 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -1003,7 +1003,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ioc->usg_calls++; #endif - while(sg_dma_len(sglist) && nents--) { + while (nents && sg_dma_len(sglist)) { #ifdef CCIO_COLLECT_STATS ioc->usg_pages += sg_dma_len(sglist) >> PAGE_SHIFT; @@ -1011,6 +1011,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ccio_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist), direction, 0); ++sglist; + nents--; } DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents); diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index e60690d38d67..374b9199878d 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -1047,7 +1047,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, spin_unlock_irqrestore(&ioc->res_lock, flags); #endif - while (sg_dma_len(sglist) && nents--) { + while (nents && sg_dma_len(sglist)) { sba_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist), direction, 0); @@ -1056,6 +1056,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ioc->usingle_calls--; /* kluge since call is unmap_sg() */ #endif ++sglist; + nents--; } DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents); diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c index 489586a4cdc7..768d33f9ebc8 100644 --- a/drivers/pci/controller/cadence/pci-j721e.c +++ b/drivers/pci/controller/cadence/pci-j721e.c @@ -356,8 +356,8 @@ static int j721e_pcie_probe(struct platform_device *pdev) const struct j721e_pcie_data *data; struct cdns_pcie *cdns_pcie; struct j721e_pcie *pcie; - struct cdns_pcie_rc *rc; - struct cdns_pcie_ep *ep; + struct cdns_pcie_rc *rc = NULL; + struct cdns_pcie_ep *ep = NULL; struct gpio_desc *gpiod; void __iomem *base; struct clk *clk; @@ -376,6 +376,46 @@ static int j721e_pcie_probe(struct platform_device *pdev) if (!pcie) return -ENOMEM; + switch (mode) { + case PCI_MODE_RC: + if (!IS_ENABLED(CONFIG_PCIE_CADENCE_HOST)) + return -ENODEV; + + bridge = devm_pci_alloc_host_bridge(dev, sizeof(*rc)); + if (!bridge) + return -ENOMEM; + + if (!data->byte_access_allowed) + bridge->ops = &cdns_ti_pcie_host_ops; + rc = pci_host_bridge_priv(bridge); + rc->quirk_retrain_flag = data->quirk_retrain_flag; + rc->quirk_detect_quiet_flag = data->quirk_detect_quiet_flag; + + cdns_pcie = &rc->pcie; + cdns_pcie->dev = dev; + cdns_pcie->ops = &j721e_pcie_ops; + pcie->cdns_pcie = cdns_pcie; + break; + case PCI_MODE_EP: + if (!IS_ENABLED(CONFIG_PCIE_CADENCE_EP)) + return -ENODEV; + + ep = devm_kzalloc(dev, sizeof(*ep), GFP_KERNEL); + if (!ep) + return -ENOMEM; + + ep->quirk_detect_quiet_flag = data->quirk_detect_quiet_flag; + + cdns_pcie = &ep->pcie; + cdns_pcie->dev = dev; + cdns_pcie->ops = &j721e_pcie_ops; + pcie->cdns_pcie = cdns_pcie; + break; + default: + dev_err(dev, "INVALID device type %d\n", mode); + return 0; + } + pcie->mode = mode; pcie->linkdown_irq_regfield = data->linkdown_irq_regfield; @@ -426,28 +466,6 @@ static int j721e_pcie_probe(struct platform_device *pdev) switch (mode) { case PCI_MODE_RC: - if (!IS_ENABLED(CONFIG_PCIE_CADENCE_HOST)) { - ret = -ENODEV; - goto err_get_sync; - } - - bridge = devm_pci_alloc_host_bridge(dev, sizeof(*rc)); - if (!bridge) { - ret = -ENOMEM; - goto err_get_sync; - } - - if (!data->byte_access_allowed) - bridge->ops = &cdns_ti_pcie_host_ops; - rc = pci_host_bridge_priv(bridge); - rc->quirk_retrain_flag = data->quirk_retrain_flag; - rc->quirk_detect_quiet_flag = data->quirk_detect_quiet_flag; - - cdns_pcie = &rc->pcie; - cdns_pcie->dev = dev; - cdns_pcie->ops = &j721e_pcie_ops; - pcie->cdns_pcie = cdns_pcie; - gpiod = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(gpiod)) { ret = PTR_ERR(gpiod); @@ -497,23 +515,6 @@ static int j721e_pcie_probe(struct platform_device *pdev) break; case PCI_MODE_EP: - if (!IS_ENABLED(CONFIG_PCIE_CADENCE_EP)) { - ret = -ENODEV; - goto err_get_sync; - } - - ep = devm_kzalloc(dev, sizeof(*ep), GFP_KERNEL); - if (!ep) { - ret = -ENOMEM; - goto err_get_sync; - } - ep->quirk_detect_quiet_flag = data->quirk_detect_quiet_flag; - - cdns_pcie = &ep->pcie; - cdns_pcie->dev = dev; - cdns_pcie->ops = &j721e_pcie_ops; - pcie->cdns_pcie = cdns_pcie; - ret = cdns_pcie_init_phy(dev, cdns_pcie); if (ret) { dev_err(dev, "Failed to init phy\n"); @@ -525,8 +526,6 @@ static int j721e_pcie_probe(struct platform_device *pdev) goto err_pcie_setup; break; - default: - dev_err(dev, "INVALID device type %d\n", mode); } return 0; diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c index fa6886d66488..c625fc6bb287 100644 --- a/drivers/pci/controller/dwc/pcie-kirin.c +++ b/drivers/pci/controller/dwc/pcie-kirin.c @@ -756,22 +756,28 @@ static int __exit kirin_pcie_remove(struct platform_device *pdev) return 0; } +struct kirin_pcie_data { + enum pcie_kirin_phy_type phy_type; +}; + +static const struct kirin_pcie_data kirin_960_data = { + .phy_type = PCIE_KIRIN_INTERNAL_PHY, +}; + +static const struct kirin_pcie_data kirin_970_data = { + .phy_type = PCIE_KIRIN_EXTERNAL_PHY, +}; + static const struct of_device_id kirin_pcie_match[] = { - { - .compatible = "hisilicon,kirin960-pcie", - .data = (void *)PCIE_KIRIN_INTERNAL_PHY - }, - { - .compatible = "hisilicon,kirin970-pcie", - .data = (void *)PCIE_KIRIN_EXTERNAL_PHY - }, + { .compatible = "hisilicon,kirin960-pcie", .data = &kirin_960_data }, + { .compatible = "hisilicon,kirin970-pcie", .data = &kirin_970_data }, {}, }; static int kirin_pcie_probe(struct platform_device *pdev) { - enum pcie_kirin_phy_type phy_type; struct device *dev = &pdev->dev; + const struct kirin_pcie_data *data; struct kirin_pcie *kirin_pcie; struct dw_pcie *pci; int ret; @@ -781,13 +787,12 @@ static int kirin_pcie_probe(struct platform_device *pdev) return -EINVAL; } - phy_type = (long)of_device_get_match_data(dev); - if (!phy_type) { + data = of_device_get_match_data(dev); + if (!data) { dev_err(dev, "OF data missing\n"); return -EINVAL; } - kirin_pcie = devm_kzalloc(dev, sizeof(struct kirin_pcie), GFP_KERNEL); if (!kirin_pcie) return -ENOMEM; @@ -800,7 +805,7 @@ static int kirin_pcie_probe(struct platform_device *pdev) pci->ops = &kirin_dw_pcie_ops; pci->pp.ops = &kirin_pcie_host_ops; kirin_pcie->pci = pci; - kirin_pcie->type = phy_type; + kirin_pcie->type = data->phy_type; ret = kirin_pcie_get_resource(kirin_pcie, pdev); if (ret) diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index 20ea2ee330b8..ae0bc2fee4ca 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -2155,8 +2155,17 @@ static void hv_pci_assign_numa_node(struct hv_pcibus_device *hbus) if (!hv_dev) continue; - if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY) - set_dev_node(&dev->dev, hv_dev->desc.virtual_numa_node); + if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY && + hv_dev->desc.virtual_numa_node < num_possible_nodes()) + /* + * The kernel may boot with some NUMA nodes offline + * (e.g. in a KDUMP kernel) or with NUMA disabled via + * "numa=off". In those cases, adjust the host provided + * NUMA node to a valid NUMA node used by the kernel. + */ + set_dev_node(&dev->dev, + numa_map_to_online_node( + hv_dev->desc.virtual_numa_node)); put_pcichild(hv_dev); } diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c index 71258ea3d35f..f8e82c5e2d87 100644 --- a/drivers/pci/controller/pci-mvebu.c +++ b/drivers/pci/controller/pci-mvebu.c @@ -1329,7 +1329,8 @@ static int mvebu_pcie_probe(struct platform_device *pdev) * indirectly via kernel emulated PCI bridge driver. */ mvebu_pcie_setup_hw(port); - mvebu_pcie_set_local_dev_nr(port, 0); + mvebu_pcie_set_local_dev_nr(port, 1); + mvebu_pcie_set_local_bus_nr(port, 0); } pcie->nports = i; diff --git a/drivers/pci/controller/pcie-mt7621.c b/drivers/pci/controller/pcie-mt7621.c index 3824862ea144..33eb37a2225c 100644 --- a/drivers/pci/controller/pcie-mt7621.c +++ b/drivers/pci/controller/pcie-mt7621.c @@ -109,15 +109,6 @@ static inline void pcie_write(struct mt7621_pcie *pcie, u32 val, u32 reg) writel_relaxed(val, pcie->base + reg); } -static inline void pcie_rmw(struct mt7621_pcie *pcie, u32 reg, u32 clr, u32 set) -{ - u32 val = readl_relaxed(pcie->base + reg); - - val &= ~clr; - val |= set; - writel_relaxed(val, pcie->base + reg); -} - static inline u32 pcie_port_read(struct mt7621_pcie_port *port, u32 reg) { return readl_relaxed(port->base + reg); @@ -557,7 +548,7 @@ static struct platform_driver mt7621_pcie_driver = { .remove = mt7621_pcie_remove, .driver = { .name = "mt7621-pci", - .of_match_table = of_match_ptr(mt7621_pcie_ids), + .of_match_table = mt7621_pcie_ids, }, }; builtin_platform_driver(mt7621_pcie_driver); diff --git a/drivers/pci/controller/vmd.c b/drivers/pci/controller/vmd.c index cc166c683638..eb05cceab964 100644 --- a/drivers/pci/controller/vmd.c +++ b/drivers/pci/controller/vmd.c @@ -99,11 +99,13 @@ struct vmd_irq { * @srcu: SRCU struct for local synchronization. * @count: number of child IRQs assigned to this vector; used to track * sharing. + * @virq: The underlying VMD Linux interrupt number */ struct vmd_irq_list { struct list_head irq_list; struct srcu_struct srcu; unsigned int count; + unsigned int virq; }; struct vmd_dev { @@ -253,7 +255,6 @@ static int vmd_msi_init(struct irq_domain *domain, struct msi_domain_info *info, struct msi_desc *desc = arg->desc; struct vmd_dev *vmd = vmd_from_bus(msi_desc_to_pci_dev(desc)->bus); struct vmd_irq *vmdirq = kzalloc(sizeof(*vmdirq), GFP_KERNEL); - unsigned int index, vector; if (!vmdirq) return -ENOMEM; @@ -261,10 +262,8 @@ static int vmd_msi_init(struct irq_domain *domain, struct msi_domain_info *info, INIT_LIST_HEAD(&vmdirq->node); vmdirq->irq = vmd_next_irq(vmd, desc); vmdirq->virq = virq; - index = index_from_irqs(vmd, vmdirq->irq); - vector = pci_irq_vector(vmd->dev, index); - irq_domain_set_info(domain, virq, vector, info->chip, vmdirq, + irq_domain_set_info(domain, virq, vmdirq->irq->virq, info->chip, vmdirq, handle_untracked_irq, vmd, NULL); return 0; } @@ -685,7 +684,8 @@ static int vmd_alloc_irqs(struct vmd_dev *vmd) return err; INIT_LIST_HEAD(&vmd->irqs[i].irq_list); - err = devm_request_irq(&dev->dev, pci_irq_vector(dev, i), + vmd->irqs[i].virq = pci_irq_vector(dev, i); + err = devm_request_irq(&dev->dev, vmd->irqs[i].virq, vmd_irq, IRQF_NO_THREAD, vmd->name, &vmd->irqs[i]); if (err) @@ -969,7 +969,7 @@ static int vmd_suspend(struct device *dev) int i; for (i = 0; i < vmd->msix_count; i++) - devm_free_irq(dev, pci_irq_vector(pdev, i), &vmd->irqs[i]); + devm_free_irq(dev, vmd->irqs[i].virq, &vmd->irqs[i]); return 0; } @@ -981,7 +981,7 @@ static int vmd_resume(struct device *dev) int err, i; for (i = 0; i < vmd->msix_count; i++) { - err = devm_request_irq(dev, pci_irq_vector(pdev, i), + err = devm_request_irq(dev, vmd->irqs[i].virq, vmd_irq, IRQF_NO_THREAD, vmd->name, &vmd->irqs[i]); if (err) diff --git a/drivers/pci/msi/irqdomain.c b/drivers/pci/msi/irqdomain.c index 0d63541c4052..e9cf318e6670 100644 --- a/drivers/pci/msi/irqdomain.c +++ b/drivers/pci/msi/irqdomain.c @@ -28,6 +28,7 @@ void pci_msi_teardown_msi_irqs(struct pci_dev *dev) msi_domain_free_irqs_descs_locked(domain, &dev->dev); else pci_msi_legacy_teardown_msi_irqs(dev); + msi_free_msi_descs(&dev->dev); } /** @@ -171,8 +172,7 @@ struct irq_domain *pci_msi_create_irq_domain(struct fwnode_handle *fwnode, if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS) pci_msi_domain_update_chip_ops(info); - info->flags |= MSI_FLAG_ACTIVATE_EARLY | MSI_FLAG_DEV_SYSFS | - MSI_FLAG_FREE_MSI_DESCS; + info->flags |= MSI_FLAG_ACTIVATE_EARLY | MSI_FLAG_DEV_SYSFS; if (IS_ENABLED(CONFIG_GENERIC_IRQ_RESERVATION_MODE)) info->flags |= MSI_FLAG_MUST_REACTIVATE; diff --git a/drivers/pci/msi/legacy.c b/drivers/pci/msi/legacy.c index cdbb4689db78..db761adef652 100644 --- a/drivers/pci/msi/legacy.c +++ b/drivers/pci/msi/legacy.c @@ -77,5 +77,4 @@ void pci_msi_legacy_teardown_msi_irqs(struct pci_dev *dev) { msi_device_destroy_sysfs(&dev->dev); arch_teardown_msi_irqs(dev); - msi_free_msi_descs(&dev->dev); } diff --git a/drivers/pci/msi/msi.c b/drivers/pci/msi/msi.c index c19c7ca58186..9037a7827eca 100644 --- a/drivers/pci/msi/msi.c +++ b/drivers/pci/msi/msi.c @@ -1111,7 +1111,8 @@ const struct cpumask *pci_irq_get_affinity(struct pci_dev *dev, int nr) if (!desc) return cpu_possible_mask; - if (WARN_ON_ONCE(!desc->affinity)) + /* MSI[X] interrupts can be allocated without affinity descriptor */ + if (!desc->affinity) return NULL; /* diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index bda630889f95..604feeb84ee4 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -166,6 +166,9 @@ static int pcie_init_service_irqs(struct pci_dev *dev, int *irqs, int mask) { int ret, i; + for (i = 0; i < PCIE_PORT_DEVICE_MAXSERVICES; i++) + irqs[i] = -1; + /* * If we support PME but can't use MSI/MSI-X for it, we have to * fall back to INTx or other interrupts, e.g., a system shared @@ -314,10 +317,8 @@ static int pcie_device_init(struct pci_dev *pdev, int service, int irq) */ int pcie_port_device_register(struct pci_dev *dev) { - int status, capabilities, irq_services, i, nr_service; - int irqs[PCIE_PORT_DEVICE_MAXSERVICES] = { - [0 ... PCIE_PORT_DEVICE_MAXSERVICES-1] = -1 - }; + int status, capabilities, i, nr_service; + int irqs[PCIE_PORT_DEVICE_MAXSERVICES]; /* Enable PCI Express port device */ status = pci_enable_device(dev); @@ -330,32 +331,18 @@ int pcie_port_device_register(struct pci_dev *dev) return 0; pci_set_master(dev); - - irq_services = 0; - if (IS_ENABLED(CONFIG_PCIE_PME)) - irq_services |= PCIE_PORT_SERVICE_PME; - if (IS_ENABLED(CONFIG_PCIEAER)) - irq_services |= PCIE_PORT_SERVICE_AER; - if (IS_ENABLED(CONFIG_HOTPLUG_PCI_PCIE)) - irq_services |= PCIE_PORT_SERVICE_HP; - if (IS_ENABLED(CONFIG_PCIE_DPC)) - irq_services |= PCIE_PORT_SERVICE_DPC; - irq_services &= capabilities; - - if (irq_services) { - /* - * Initialize service IRQs. Don't use service devices that - * require interrupts if there is no way to generate them. - * However, some drivers may have a polling mode (e.g. - * pciehp_poll_mode) that can be used in the absence of IRQs. - * Allow them to determine if that is to be used. - */ - status = pcie_init_service_irqs(dev, irqs, irq_services); - if (status) { - irq_services &= PCIE_PORT_SERVICE_HP; - if (!irq_services) - goto error_disable; - } + /* + * Initialize service irqs. Don't use service devices that + * require interrupts if there is no way to generate them. + * However, some drivers may have a polling mode (e.g. pciehp_poll_mode) + * that can be used in the absence of irqs. Allow them to determine + * if that is to be used. + */ + status = pcie_init_service_irqs(dev, irqs, capabilities); + if (status) { + capabilities &= PCIE_PORT_SERVICE_HP; + if (!capabilities) + goto error_disable; } /* Allocate child services if any */ diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index d2dd6a6cda60..65f7f6b0576c 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5344,11 +5344,6 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0422, quirk_no_ext_tags); */ static void quirk_amd_harvest_no_ats(struct pci_dev *pdev) { - if ((pdev->device == 0x7312 && pdev->revision != 0x00) || - (pdev->device == 0x7340 && pdev->revision != 0xc5) || - (pdev->device == 0x7341 && pdev->revision != 0x00)) - return; - if (pdev->device == 0x15d8) { if (pdev->revision == 0xcf && pdev->subsystem_vendor == 0xea50 && @@ -5370,10 +5365,19 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x98e4, quirk_amd_harvest_no_ats); /* AMD Iceland dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x6900, quirk_amd_harvest_no_ats); /* AMD Navi10 dGPU */ +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7310, quirk_amd_harvest_no_ats); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7312, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7318, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7319, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731a, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731b, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731e, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731f, quirk_amd_harvest_no_ats); /* AMD Navi14 dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7340, quirk_amd_harvest_no_ats); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7341, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7347, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x734f, quirk_amd_harvest_no_ats); /* AMD Raven platform iGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x15d8, quirk_amd_harvest_no_ats); #endif /* CONFIG_PCI_ATS */ diff --git a/drivers/phy/amlogic/phy-meson-axg-mipi-dphy.c b/drivers/phy/amlogic/phy-meson-axg-mipi-dphy.c index cd2332bf0e31..fdbd64c03e12 100644 --- a/drivers/phy/amlogic/phy-meson-axg-mipi-dphy.c +++ b/drivers/phy/amlogic/phy-meson-axg-mipi-dphy.c @@ -9,6 +9,7 @@ #include <linux/bitfield.h> #include <linux/bitops.h> +#include <linux/bits.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/io.h> @@ -250,7 +251,7 @@ static int phy_meson_axg_mipi_dphy_power_on(struct phy *phy) (DIV_ROUND_UP(priv->config.clk_zero, temp) << 16) | (DIV_ROUND_UP(priv->config.clk_prepare, temp) << 24)); regmap_write(priv->regmap, MIPI_DSI_CLK_TIM1, - DIV_ROUND_UP(priv->config.clk_pre, temp)); + DIV_ROUND_UP(priv->config.clk_pre, BITS_PER_BYTE)); regmap_write(priv->regmap, MIPI_DSI_HS_TIM, DIV_ROUND_UP(priv->config.hs_exit, temp) | diff --git a/drivers/phy/broadcom/Kconfig b/drivers/phy/broadcom/Kconfig index f81e23742079..849c4204f550 100644 --- a/drivers/phy/broadcom/Kconfig +++ b/drivers/phy/broadcom/Kconfig @@ -97,8 +97,7 @@ config PHY_BRCM_USB depends on OF select GENERIC_PHY select SOC_BRCMSTB if ARCH_BRCMSTB - default ARCH_BCM4908 - default ARCH_BRCMSTB + default ARCH_BCM4908 || ARCH_BRCMSTB help Enable this to support the Broadcom STB USB PHY. This driver is required by the USB XHCI, EHCI and OHCI diff --git a/drivers/phy/broadcom/phy-brcm-usb.c b/drivers/phy/broadcom/phy-brcm-usb.c index 116fb23aebd9..0f1deb6e0eab 100644 --- a/drivers/phy/broadcom/phy-brcm-usb.c +++ b/drivers/phy/broadcom/phy-brcm-usb.c @@ -18,6 +18,7 @@ #include <linux/soc/brcmstb/brcmstb.h> #include <dt-bindings/phy/phy.h> #include <linux/mfd/syscon.h> +#include <linux/suspend.h> #include "phy-brcm-usb-init.h" @@ -70,12 +71,35 @@ struct brcm_usb_phy_data { int init_count; int wake_irq; struct brcm_usb_phy phys[BRCM_USB_PHY_ID_MAX]; + struct notifier_block pm_notifier; + bool pm_active; }; static s8 *node_reg_names[BRCM_REGS_MAX] = { "crtl", "xhci_ec", "xhci_gbl", "usb_phy", "usb_mdio", "bdc_ec" }; +static int brcm_pm_notifier(struct notifier_block *notifier, + unsigned long pm_event, + void *unused) +{ + struct brcm_usb_phy_data *priv = + container_of(notifier, struct brcm_usb_phy_data, pm_notifier); + + switch (pm_event) { + case PM_HIBERNATION_PREPARE: + case PM_SUSPEND_PREPARE: + priv->pm_active = true; + break; + case PM_POST_RESTORE: + case PM_POST_HIBERNATION: + case PM_POST_SUSPEND: + priv->pm_active = false; + break; + } + return NOTIFY_DONE; +} + static irqreturn_t brcm_usb_phy_wake_isr(int irq, void *dev_id) { struct phy *gphy = dev_id; @@ -91,6 +115,9 @@ static int brcm_usb_phy_init(struct phy *gphy) struct brcm_usb_phy_data *priv = container_of(phy, struct brcm_usb_phy_data, phys[phy->id]); + if (priv->pm_active) + return 0; + /* * Use a lock to make sure a second caller waits until * the base phy is inited before using it. @@ -120,6 +147,9 @@ static int brcm_usb_phy_exit(struct phy *gphy) struct brcm_usb_phy_data *priv = container_of(phy, struct brcm_usb_phy_data, phys[phy->id]); + if (priv->pm_active) + return 0; + dev_dbg(&gphy->dev, "EXIT\n"); if (phy->id == BRCM_USB_PHY_2_0) brcm_usb_uninit_eohci(&priv->ini); @@ -488,6 +518,9 @@ static int brcm_usb_phy_probe(struct platform_device *pdev) if (err) return err; + priv->pm_notifier.notifier_call = brcm_pm_notifier; + register_pm_notifier(&priv->pm_notifier); + mutex_init(&priv->mutex); /* make sure invert settings are correct */ @@ -528,7 +561,10 @@ static int brcm_usb_phy_probe(struct platform_device *pdev) static int brcm_usb_phy_remove(struct platform_device *pdev) { + struct brcm_usb_phy_data *priv = dev_get_drvdata(&pdev->dev); + sysfs_remove_group(&pdev->dev.kobj, &brcm_usb_phy_group); + unregister_pm_notifier(&priv->pm_notifier); return 0; } @@ -539,6 +575,7 @@ static int brcm_usb_phy_suspend(struct device *dev) struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); if (priv->init_count) { + dev_dbg(dev, "SUSPEND\n"); priv->ini.wake_enabled = device_may_wakeup(dev); if (priv->phys[BRCM_USB_PHY_3_0].inited) brcm_usb_uninit_xhci(&priv->ini); @@ -578,6 +615,7 @@ static int brcm_usb_phy_resume(struct device *dev) * Uninitialize anything that wasn't previously initialized. */ if (priv->init_count) { + dev_dbg(dev, "RESUME\n"); if (priv->wake_irq >= 0) disable_irq_wake(priv->wake_irq); brcm_usb_init_common(&priv->ini); diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index da24acd26666..e265647e29a2 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -1338,7 +1338,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; const struct cdns_sierra_data *data; unsigned int id_value; - int i, ret, node = 0; + int ret, node = 0; void __iomem *base; struct device_node *dn = dev->of_node, *child; @@ -1416,7 +1416,8 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) dev_err(dev, "failed to get reset %s\n", child->full_name); ret = PTR_ERR(sp->phys[node].lnk_rst); - goto put_child2; + of_node_put(child); + goto put_control; } if (!sp->autoconf) { @@ -1424,7 +1425,9 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) if (ret) { dev_err(dev, "missing property in node %s\n", child->name); - goto put_child; + of_node_put(child); + reset_control_put(sp->phys[node].lnk_rst); + goto put_control; } } @@ -1434,7 +1437,9 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) if (IS_ERR(gphy)) { ret = PTR_ERR(gphy); - goto put_child; + of_node_put(child); + reset_control_put(sp->phys[node].lnk_rst); + goto put_control; } sp->phys[node].phy = gphy; phy_set_drvdata(gphy, &sp->phys[node]); @@ -1446,26 +1451,28 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) if (sp->num_lanes > SIERRA_MAX_LANES) { ret = -EINVAL; dev_err(dev, "Invalid lane configuration\n"); - goto put_child2; + goto put_control; } /* If more than one subnode, configure the PHY as multilink */ if (!sp->autoconf && sp->nsubnodes > 1) { ret = cdns_sierra_phy_configure_multilink(sp); if (ret) - goto put_child2; + goto put_control; } pm_runtime_enable(dev); phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); - return PTR_ERR_OR_ZERO(phy_provider); - -put_child: - node++; -put_child2: - for (i = 0; i < node; i++) - reset_control_put(sp->phys[i].lnk_rst); - of_node_put(child); + if (IS_ERR(phy_provider)) { + ret = PTR_ERR(phy_provider); + goto put_control; + } + + return 0; + +put_control: + while (--node >= 0) + reset_control_put(sp->phys[node].lnk_rst); clk_disable: cdns_sierra_phy_disable_clocks(sp); reset_control_assert(sp->apb_rst); diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c index 6d307102f4f6..8ee7682b8e93 100644 --- a/drivers/phy/mediatek/phy-mtk-tphy.c +++ b/drivers/phy/mediatek/phy-mtk-tphy.c @@ -992,7 +992,7 @@ static int phy_efuse_get(struct mtk_tphy *tphy, struct mtk_phy_instance *instanc /* no efuse, ignore it */ if (!instance->efuse_intr && !instance->efuse_rx_imp && - !instance->efuse_rx_imp) { + !instance->efuse_tx_imp) { dev_warn(dev, "no u3 intr efuse, but dts enable it\n"); instance->efuse_sw_en = 0; break; diff --git a/drivers/phy/phy-core-mipi-dphy.c b/drivers/phy/phy-core-mipi-dphy.c index 288c9c67aa74..ccb4045685cd 100644 --- a/drivers/phy/phy-core-mipi-dphy.c +++ b/drivers/phy/phy-core-mipi-dphy.c @@ -36,7 +36,7 @@ int phy_mipi_dphy_get_default_config(unsigned long pixel_clock, cfg->clk_miss = 0; cfg->clk_post = 60000 + 52 * ui; - cfg->clk_pre = 8000; + cfg->clk_pre = 8; cfg->clk_prepare = 38000; cfg->clk_settle = 95000; cfg->clk_term_en = 0; @@ -97,7 +97,7 @@ int phy_mipi_dphy_config_validate(struct phy_configure_opts_mipi_dphy *cfg) if (cfg->clk_post < (60000 + 52 * ui)) return -EINVAL; - if (cfg->clk_pre < 8000) + if (cfg->clk_pre < 8) return -EINVAL; if (cfg->clk_prepare < 38000 || cfg->clk_prepare > 95000) diff --git a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c index 347dc79a18c1..630e01b5c19b 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c @@ -5,6 +5,7 @@ * Author: Wyon Bi <bivvy.bi@rock-chips.com> */ +#include <linux/bits.h> #include <linux/kernel.h> #include <linux/clk.h> #include <linux/iopoll.h> @@ -364,7 +365,7 @@ static void inno_dsidphy_mipi_mode_enable(struct inno_dsidphy *inno) * The value of counter for HS Tclk-pre * Tclk-pre = Tpin_txbyteclkhs * value */ - clk_pre = DIV_ROUND_UP(cfg->clk_pre, t_txbyteclkhs); + clk_pre = DIV_ROUND_UP(cfg->clk_pre, BITS_PER_BYTE); /* * The value of counter for HS Tlpx Time diff --git a/drivers/phy/st/phy-stm32-usbphyc.c b/drivers/phy/st/phy-stm32-usbphyc.c index 2ce9bfd783d4..007a23c78d56 100644 --- a/drivers/phy/st/phy-stm32-usbphyc.c +++ b/drivers/phy/st/phy-stm32-usbphyc.c @@ -304,7 +304,7 @@ static int stm32_usbphyc_pll_enable(struct stm32_usbphyc *usbphyc) ret = __stm32_usbphyc_pll_disable(usbphyc); if (ret) - return ret; + goto dec_n_pll_cons; } ret = stm32_usbphyc_regulators_enable(usbphyc); diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c index b3384c31637a..da546c35d1d5 100644 --- a/drivers/phy/ti/phy-j721e-wiz.c +++ b/drivers/phy/ti/phy-j721e-wiz.c @@ -233,6 +233,7 @@ static const struct clk_div_table clk_div_table[] = { { .val = 1, .div = 2, }, { .val = 2, .div = 4, }, { .val = 3, .div = 8, }, + { /* sentinel */ }, }; static const struct wiz_clk_div_sel clk_div_sel[] = { diff --git a/drivers/phy/xilinx/phy-zynqmp.c b/drivers/phy/xilinx/phy-zynqmp.c index f478d8a17115..9be9535ad7ab 100644 --- a/drivers/phy/xilinx/phy-zynqmp.c +++ b/drivers/phy/xilinx/phy-zynqmp.c @@ -134,7 +134,8 @@ #define PROT_BUS_WIDTH_10 0x0 #define PROT_BUS_WIDTH_20 0x1 #define PROT_BUS_WIDTH_40 0x2 -#define PROT_BUS_WIDTH_SHIFT 2 +#define PROT_BUS_WIDTH_SHIFT(n) ((n) * 2) +#define PROT_BUS_WIDTH_MASK(n) GENMASK((n) * 2 + 1, (n) * 2) /* Number of GT lanes */ #define NUM_LANES 4 @@ -445,12 +446,12 @@ static void xpsgtr_phy_init_sata(struct xpsgtr_phy *gtr_phy) static void xpsgtr_phy_init_sgmii(struct xpsgtr_phy *gtr_phy) { struct xpsgtr_dev *gtr_dev = gtr_phy->dev; + u32 mask = PROT_BUS_WIDTH_MASK(gtr_phy->lane); + u32 val = PROT_BUS_WIDTH_10 << PROT_BUS_WIDTH_SHIFT(gtr_phy->lane); /* Set SGMII protocol TX and RX bus width to 10 bits. */ - xpsgtr_write(gtr_dev, TX_PROT_BUS_WIDTH, - PROT_BUS_WIDTH_10 << (gtr_phy->lane * PROT_BUS_WIDTH_SHIFT)); - xpsgtr_write(gtr_dev, RX_PROT_BUS_WIDTH, - PROT_BUS_WIDTH_10 << (gtr_phy->lane * PROT_BUS_WIDTH_SHIFT)); + xpsgtr_clr_set(gtr_dev, TX_PROT_BUS_WIDTH, mask, val); + xpsgtr_clr_set(gtr_dev, RX_PROT_BUS_WIDTH, mask, val); xpsgtr_bypass_scrambler_8b10b(gtr_phy); } diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile index 08c364d611f5..f64d29f614ec 100644 --- a/drivers/pinctrl/Makefile +++ b/drivers/pinctrl/Makefile @@ -42,9 +42,9 @@ obj-$(CONFIG_PINCTRL_PISTACHIO) += pinctrl-pistachio.o obj-$(CONFIG_PINCTRL_RK805) += pinctrl-rk805.o obj-$(CONFIG_PINCTRL_ROCKCHIP) += pinctrl-rockchip.o obj-$(CONFIG_PINCTRL_SINGLE) += pinctrl-single.o +obj-$(CONFIG_PINCTRL_ST) += pinctrl-st.o obj-$(CONFIG_PINCTRL_STARFIVE) += pinctrl-starfive.o obj-$(CONFIG_PINCTRL_STMFX) += pinctrl-stmfx.o -obj-$(CONFIG_PINCTRL_ST) += pinctrl-st.o obj-$(CONFIG_PINCTRL_SX150X) += pinctrl-sx150x.o obj-$(CONFIG_PINCTRL_TB10X) += pinctrl-tb10x.o obj-$(CONFIG_PINCTRL_THUNDERBAY) += pinctrl-thunderbay.o diff --git a/drivers/pinctrl/bcm/Kconfig b/drivers/pinctrl/bcm/Kconfig index 5123f4c33854..ac1e400bbbac 100644 --- a/drivers/pinctrl/bcm/Kconfig +++ b/drivers/pinctrl/bcm/Kconfig @@ -35,6 +35,7 @@ config PINCTRL_BCM63XX select PINCONF select GENERIC_PINCONF select GPIOLIB + select REGMAP select GPIO_REGMAP config PINCTRL_BCM6318 diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c index c4ebfa852b42..47e433e09c5c 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c @@ -1269,16 +1269,18 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev) sizeof(*girq->parents), GFP_KERNEL); if (!girq->parents) { - pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range); - return -ENOMEM; + err = -ENOMEM; + goto out_remove; } if (is_7211) { pc->wake_irq = devm_kcalloc(dev, BCM2835_NUM_IRQS, sizeof(*pc->wake_irq), GFP_KERNEL); - if (!pc->wake_irq) - return -ENOMEM; + if (!pc->wake_irq) { + err = -ENOMEM; + goto out_remove; + } } /* @@ -1306,8 +1308,10 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev) len = strlen(dev_name(pc->dev)) + 16; name = devm_kzalloc(pc->dev, len, GFP_KERNEL); - if (!name) - return -ENOMEM; + if (!name) { + err = -ENOMEM; + goto out_remove; + } snprintf(name, len, "%s:bank%d", dev_name(pc->dev), i); @@ -1326,11 +1330,14 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev) err = gpiochip_add_data(&pc->gpio_chip, pc); if (err) { dev_err(dev, "could not add GPIO chip\n"); - pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range); - return err; + goto out_remove; } return 0; + +out_remove: + pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range); + return err; } static struct platform_driver bcm2835_pinctrl_driver = { diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index abffda1fd51e..1d5818269076 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -1471,8 +1471,9 @@ static void chv_gpio_irq_handler(struct irq_desc *desc) offset = cctx->intr_lines[intr_line]; if (offset == CHV_INVALID_HWIRQ) { - dev_err(dev, "interrupt on unused interrupt line %u\n", intr_line); - continue; + dev_warn_once(dev, "interrupt on unmapped interrupt line %u\n", intr_line); + /* Some boards expect hwirq 0 to trigger in this case */ + offset = 0; } generic_handle_domain_irq(gc->irq.domain, offset); diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 85750974d182..826d494f3cc6 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -451,8 +451,8 @@ static void intel_gpio_set_gpio_mode(void __iomem *padcfg0) value &= ~PADCFG0_PMODE_MASK; value |= PADCFG0_PMODE_GPIO; - /* Disable input and output buffers */ - value |= PADCFG0_GPIORXDIS; + /* Disable TX buffer and enable RX (this will be input) */ + value &= ~PADCFG0_GPIORXDIS; value |= PADCFG0_GPIOTXDIS; /* Disable SCI/SMI/NMI generation */ @@ -497,9 +497,6 @@ static int intel_gpio_request_enable(struct pinctrl_dev *pctldev, intel_gpio_set_gpio_mode(padcfg0); - /* Disable TX buffer and enable RX (this will be input) */ - __intel_gpio_set_direction(padcfg0, true); - raw_spin_unlock_irqrestore(&pctrl->lock, flags); return 0; @@ -1115,9 +1112,6 @@ static int intel_gpio_irq_type(struct irq_data *d, unsigned int type) intel_gpio_set_gpio_mode(reg); - /* Disable TX buffer and enable RX (this will be input) */ - __intel_gpio_set_direction(reg, true); - value = readl(reg); value &= ~(PADCFG0_RXEVCFG_MASK | PADCFG0_RXINV); @@ -1216,6 +1210,39 @@ static irqreturn_t intel_gpio_irq(int irq, void *data) return IRQ_RETVAL(ret); } +static void intel_gpio_irq_init(struct intel_pinctrl *pctrl) +{ + int i; + + for (i = 0; i < pctrl->ncommunities; i++) { + const struct intel_community *community; + void __iomem *base; + unsigned int gpp; + + community = &pctrl->communities[i]; + base = community->regs; + + for (gpp = 0; gpp < community->ngpps; gpp++) { + /* Mask and clear all interrupts */ + writel(0, base + community->ie_offset + gpp * 4); + writel(0xffff, base + community->is_offset + gpp * 4); + } + } +} + +static int intel_gpio_irq_init_hw(struct gpio_chip *gc) +{ + struct intel_pinctrl *pctrl = gpiochip_get_data(gc); + + /* + * Make sure the interrupt lines are in a proper state before + * further configuration. + */ + intel_gpio_irq_init(pctrl); + + return 0; +} + static int intel_gpio_add_community_ranges(struct intel_pinctrl *pctrl, const struct intel_community *community) { @@ -1320,6 +1347,7 @@ static int intel_gpio_probe(struct intel_pinctrl *pctrl, int irq) girq->num_parents = 0; girq->default_type = IRQ_TYPE_NONE; girq->handler = handle_bad_irq; + girq->init_hw = intel_gpio_irq_init_hw; ret = devm_gpiochip_add_data(pctrl->dev, &pctrl->chip, pctrl); if (ret) { @@ -1695,26 +1723,6 @@ int intel_pinctrl_suspend_noirq(struct device *dev) } EXPORT_SYMBOL_GPL(intel_pinctrl_suspend_noirq); -static void intel_gpio_irq_init(struct intel_pinctrl *pctrl) -{ - size_t i; - - for (i = 0; i < pctrl->ncommunities; i++) { - const struct intel_community *community; - void __iomem *base; - unsigned int gpp; - - community = &pctrl->communities[i]; - base = community->regs; - - for (gpp = 0; gpp < community->ngpps; gpp++) { - /* Mask and clear all interrupts */ - writel(0, base + community->ie_offset + gpp * 4); - writel(0xffff, base + community->is_offset + gpp * 4); - } - } -} - static bool intel_gpio_update_reg(void __iomem *reg, u32 mask, u32 value) { u32 curr, updated; diff --git a/drivers/pinctrl/intel/pinctrl-tigerlake.c b/drivers/pinctrl/intel/pinctrl-tigerlake.c index 0bcd19597e4a..3ddaeffc0415 100644 --- a/drivers/pinctrl/intel/pinctrl-tigerlake.c +++ b/drivers/pinctrl/intel/pinctrl-tigerlake.c @@ -749,7 +749,6 @@ static const struct acpi_device_id tgl_pinctrl_acpi_match[] = { { "INT34C5", (kernel_ulong_t)&tgllp_soc_data }, { "INT34C6", (kernel_ulong_t)&tglh_soc_data }, { "INTC1055", (kernel_ulong_t)&tgllp_soc_data }, - { "INTC1057", (kernel_ulong_t)&tgllp_soc_data }, { } }; MODULE_DEVICE_TABLE(acpi, tgl_pinctrl_acpi_match); diff --git a/drivers/pinctrl/pinctrl-k210.c b/drivers/pinctrl/pinctrl-k210.c index 49e32684dbb2..ecab6bf63dc6 100644 --- a/drivers/pinctrl/pinctrl-k210.c +++ b/drivers/pinctrl/pinctrl-k210.c @@ -482,7 +482,7 @@ static int k210_pinconf_get_drive(unsigned int max_strength_ua) { int i; - for (i = K210_PC_DRIVE_MAX; i; i--) { + for (i = K210_PC_DRIVE_MAX; i >= 0; i--) { if (k210_pinconf_drive_strength[i] <= max_strength_ua) return i; } @@ -527,7 +527,7 @@ static int k210_pinconf_set_param(struct pinctrl_dev *pctldev, case PIN_CONFIG_BIAS_PULL_UP: if (!arg) return -EINVAL; - val |= K210_PC_PD; + val |= K210_PC_PU; break; case PIN_CONFIG_DRIVE_STRENGTH: arg *= 1000; diff --git a/drivers/pinctrl/pinctrl-microchip-sgpio.c b/drivers/pinctrl/pinctrl-microchip-sgpio.c index 8e081c90bdb2..639f1130e989 100644 --- a/drivers/pinctrl/pinctrl-microchip-sgpio.c +++ b/drivers/pinctrl/pinctrl-microchip-sgpio.c @@ -137,7 +137,8 @@ static inline int sgpio_addr_to_pin(struct sgpio_priv *priv, int port, int bit) static inline u32 sgpio_get_addr(struct sgpio_priv *priv, u32 rno, u32 off) { - return priv->properties->regoff[rno] + off; + return (priv->properties->regoff[rno] + off) * + regmap_get_reg_stride(priv->regs); } static u32 sgpio_readl(struct sgpio_priv *priv, u32 rno, u32 off) diff --git a/drivers/pinctrl/pinctrl-starfive.c b/drivers/pinctrl/pinctrl-starfive.c index 0b912152a405..266da41a6162 100644 --- a/drivers/pinctrl/pinctrl-starfive.c +++ b/drivers/pinctrl/pinctrl-starfive.c @@ -1164,6 +1164,7 @@ static int starfive_irq_set_type(struct irq_data *d, unsigned int trigger) } static struct irq_chip starfive_irq_chip = { + .name = "StarFive GPIO", .irq_ack = starfive_irq_ack, .irq_mask = starfive_irq_mask, .irq_mask_ack = starfive_irq_mask_ack, @@ -1308,7 +1309,6 @@ static int starfive_probe(struct platform_device *pdev) sfp->gc.ngpio = NR_GPIOS; starfive_irq_chip.parent_device = dev; - starfive_irq_chip.name = sfp->gc.label; sfp->gc.irq.chip = &starfive_irq_chip; sfp->gc.irq.parent_handler = starfive_gpio_irq_handler; diff --git a/drivers/pinctrl/pinctrl-thunderbay.c b/drivers/pinctrl/pinctrl-thunderbay.c index b5b47f4dd774..79d44bca039e 100644 --- a/drivers/pinctrl/pinctrl-thunderbay.c +++ b/drivers/pinctrl/pinctrl-thunderbay.c @@ -773,63 +773,42 @@ static int thunderbay_build_groups(struct thunderbay_pinctrl *tpc) static int thunderbay_add_functions(struct thunderbay_pinctrl *tpc, struct function_desc *funcs) { - struct function_desc *function = funcs; int i; /* Assign the groups for each function */ - for (i = 0; i < tpc->soc->npins; i++) { - const struct pinctrl_pin_desc *pin_info = thunderbay_pins + i; - struct thunderbay_mux_desc *pin_mux = pin_info->drv_data; - - while (pin_mux->name) { - const char **grp; - int j, grp_num, match = 0; - size_t grp_size; - struct function_desc *func; - - for (j = 0; j < tpc->nfuncs; j++) { - if (!strcmp(pin_mux->name, function[j].name)) { - match = 1; - break; - } - } - - if (!match) - return -EINVAL; - - func = function + j; - grp_num = func->num_group_names; - grp_size = sizeof(*func->group_names); - - if (!func->group_names) { - func->group_names = devm_kcalloc(tpc->dev, - grp_num, - grp_size, - GFP_KERNEL); - if (!func->group_names) { - kfree(func); - return -ENOMEM; - } + for (i = 0; i < tpc->nfuncs; i++) { + struct function_desc *func = &funcs[i]; + const char **group_names; + unsigned int grp_idx = 0; + int j; + + group_names = devm_kcalloc(tpc->dev, func->num_group_names, + sizeof(*group_names), GFP_KERNEL); + if (!group_names) + return -ENOMEM; + + for (j = 0; j < tpc->soc->npins; j++) { + const struct pinctrl_pin_desc *pin_info = &thunderbay_pins[j]; + struct thunderbay_mux_desc *pin_mux; + + for (pin_mux = pin_info->drv_data; pin_mux->name; pin_mux++) { + if (!strcmp(pin_mux->name, func->name)) + group_names[grp_idx++] = pin_info->name; } - - grp = func->group_names; - while (*grp) - grp++; - - *grp = pin_info->name; - pin_mux++; } + + func->group_names = group_names; } /* Add all functions */ for (i = 0; i < tpc->nfuncs; i++) { pinmux_generic_add_function(tpc->pctrl, - function[i].name, - function[i].group_names, - function[i].num_group_names, - function[i].data); + funcs[i].name, + funcs[i].group_names, + funcs[i].num_group_names, + funcs[i].data); } - kfree(function); + kfree(funcs); return 0; } @@ -839,27 +818,30 @@ static int thunderbay_build_functions(struct thunderbay_pinctrl *tpc) void *ptr; int pin; - /* Total number of functions is unknown at this point. Allocate first. */ + /* + * Allocate maximum possible number of functions. Assume every pin + * being part of 8 (hw maximum) globally unique muxes. + */ tpc->nfuncs = 0; thunderbay_funcs = kcalloc(tpc->soc->npins * 8, sizeof(*thunderbay_funcs), GFP_KERNEL); if (!thunderbay_funcs) return -ENOMEM; - /* Find total number of functions and each's properties */ + /* Setup 1 function for each unique mux */ for (pin = 0; pin < tpc->soc->npins; pin++) { const struct pinctrl_pin_desc *pin_info = thunderbay_pins + pin; - struct thunderbay_mux_desc *pin_mux = pin_info->drv_data; + struct thunderbay_mux_desc *pin_mux; - while (pin_mux->name) { - struct function_desc *func = thunderbay_funcs; + for (pin_mux = pin_info->drv_data; pin_mux->name; pin_mux++) { + struct function_desc *func; - while (func->name) { + /* Check if we already have function for this mux */ + for (func = thunderbay_funcs; func->name; func++) { if (!strcmp(pin_mux->name, func->name)) { func->num_group_names++; break; } - func++; } if (!func->name) { @@ -868,8 +850,6 @@ static int thunderbay_build_functions(struct thunderbay_pinctrl *tpc) func->data = (int *)&pin_mux->mode; tpc->nfuncs++; } - - pin_mux++; } } diff --git a/drivers/pinctrl/pinctrl-zynqmp.c b/drivers/pinctrl/pinctrl-zynqmp.c index 42da6bd399ee..e14012209992 100644 --- a/drivers/pinctrl/pinctrl-zynqmp.c +++ b/drivers/pinctrl/pinctrl-zynqmp.c @@ -809,7 +809,6 @@ static int zynqmp_pinctrl_prepare_pin_desc(struct device *dev, unsigned int *npins) { struct pinctrl_pin_desc *pins, *pin; - char **pin_names; int ret; int i; @@ -821,14 +820,13 @@ static int zynqmp_pinctrl_prepare_pin_desc(struct device *dev, if (!pins) return -ENOMEM; - pin_names = devm_kasprintf_strarray(dev, ZYNQMP_PIN_PREFIX, *npins); - if (IS_ERR(pin_names)) - return PTR_ERR(pin_names); - for (i = 0; i < *npins; i++) { pin = &pins[i]; pin->number = i; - pin->name = pin_names[i]; + pin->name = devm_kasprintf(dev, GFP_KERNEL, "%s%d", + ZYNQMP_PIN_PREFIX, i); + if (!pin->name) + return -ENOMEM; } *zynqmp_pins = pins; diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c index ce1917e230f4..152b71226a80 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c @@ -363,16 +363,16 @@ static const struct sunxi_desc_pin h616_pins[] = { SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), SUNXI_FUNCTION(0x2, "uart2"), /* CTS */ - SUNXI_FUNCTION(0x3, "i2s3"), /* DO0 */ + SUNXI_FUNCTION(0x3, "i2s3_dout0"), /* DO0 */ SUNXI_FUNCTION(0x4, "spi1"), /* MISO */ - SUNXI_FUNCTION(0x5, "i2s3"), /* DI1 */ + SUNXI_FUNCTION(0x5, "i2s3_din1"), /* DI1 */ SUNXI_FUNCTION_IRQ_BANK(0x6, 6, 8)), /* PH_EINT8 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 9), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), - SUNXI_FUNCTION(0x3, "i2s3"), /* DI0 */ + SUNXI_FUNCTION(0x3, "i2s3_din0"), /* DI0 */ SUNXI_FUNCTION(0x4, "spi1"), /* CS1 */ - SUNXI_FUNCTION(0x3, "i2s3"), /* DO1 */ + SUNXI_FUNCTION(0x5, "i2s3_dout1"), /* DO1 */ SUNXI_FUNCTION_IRQ_BANK(0x6, 6, 9)), /* PH_EINT9 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 10), SUNXI_FUNCTION(0x0, "gpio_in"), diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index 80d6750c74a6..1f401377ff60 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -36,6 +36,13 @@ #include "../core.h" #include "pinctrl-sunxi.h" +/* + * These lock classes tell lockdep that GPIO IRQs are in a different + * category than their parents, so it won't report false recursion. + */ +static struct lock_class_key sunxi_pinctrl_irq_lock_class; +static struct lock_class_key sunxi_pinctrl_irq_request_class; + static struct irq_chip sunxi_pinctrl_edge_irq_chip; static struct irq_chip sunxi_pinctrl_level_irq_chip; @@ -837,7 +844,8 @@ static int sunxi_pinctrl_gpio_direction_input(struct gpio_chip *chip, { struct sunxi_pinctrl *pctl = gpiochip_get_data(chip); - return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, offset, true); + return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, + chip->base + offset, true); } static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset) @@ -890,7 +898,8 @@ static int sunxi_pinctrl_gpio_direction_output(struct gpio_chip *chip, struct sunxi_pinctrl *pctl = gpiochip_get_data(chip); sunxi_pinctrl_gpio_set(chip, offset, value); - return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, offset, false); + return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, + chip->base + offset, false); } static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc, @@ -1555,6 +1564,8 @@ int sunxi_pinctrl_init_with_variant(struct platform_device *pdev, for (i = 0; i < (pctl->desc->irq_banks * IRQ_PER_BANK); i++) { int irqno = irq_create_mapping(pctl->domain, i); + irq_set_lockdep_class(irqno, &sunxi_pinctrl_irq_lock_class, + &sunxi_pinctrl_irq_request_class); irq_set_chip_and_handler(irqno, &sunxi_pinctrl_edge_irq_chip, handle_edge_irq); irq_set_chip_data(irqno, pctl); diff --git a/drivers/platform/surface/Kconfig b/drivers/platform/surface/Kconfig index 5f0578e25f71..463f1ec5c14e 100644 --- a/drivers/platform/surface/Kconfig +++ b/drivers/platform/surface/Kconfig @@ -5,6 +5,7 @@ menuconfig SURFACE_PLATFORMS bool "Microsoft Surface Platform-Specific Device Drivers" + depends on ARM64 || X86 || COMPILE_TEST default y help Say Y here to get to see options for platform-specific device drivers diff --git a/drivers/platform/surface/surface3_power.c b/drivers/platform/surface/surface3_power.c index abac3eec565e..444ec81ba02d 100644 --- a/drivers/platform/surface/surface3_power.c +++ b/drivers/platform/surface/surface3_power.c @@ -232,14 +232,21 @@ static int mshw0011_bix(struct mshw0011_data *cdata, struct bix *bix) } bix->last_full_charg_capacity = ret; - /* get serial number */ + /* + * Get serial number, on some devices (with unofficial replacement + * battery?) reading any of the serial number range addresses gets + * nacked in this case just leave the serial number empty. + */ ret = i2c_smbus_read_i2c_block_data(client, MSHW0011_BAT0_REG_SERIAL_NO, sizeof(buf), buf); - if (ret != sizeof(buf)) { + if (ret == -EREMOTEIO) { + /* no serial number available */ + } else if (ret != sizeof(buf)) { dev_err(&client->dev, "Error reading serial no: %d\n", ret); return ret; + } else { + snprintf(bix->serial, ARRAY_SIZE(bix->serial), "%3pE%6pE", buf + 7, buf); } - snprintf(bix->serial, ARRAY_SIZE(bix->serial), "%3pE%6pE", buf + 7, buf); /* get cycle count */ ret = i2c_smbus_read_word_data(client, MSHW0011_BAT0_REG_CYCLE_CNT); diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c index f794343d6aaa..b1103f85a85a 100644 --- a/drivers/platform/x86/amd-pmc.c +++ b/drivers/platform/x86/amd-pmc.c @@ -21,6 +21,7 @@ #include <linux/module.h> #include <linux/pci.h> #include <linux/platform_device.h> +#include <linux/pm_qos.h> #include <linux/rtc.h> #include <linux/suspend.h> #include <linux/seq_file.h> @@ -85,6 +86,9 @@ #define PMC_MSG_DELAY_MIN_US 50 #define RESPONSE_REGISTER_LOOP_MAX 20000 +/* QoS request for letting CPUs in idle states, but not the deepest */ +#define AMD_PMC_MAX_IDLE_STATE_LATENCY 3 + #define SOC_SUBSYSTEM_IP_MAX 12 #define DELAY_MIN_US 2000 #define DELAY_MAX_US 3000 @@ -124,12 +128,14 @@ struct amd_pmc_dev { u32 cpu_id; u32 active_ips; /* SMU version information */ - u16 major; - u16 minor; - u16 rev; + u8 smu_program; + u8 major; + u8 minor; + u8 rev; struct device *dev; struct pci_dev *rdev; struct mutex lock; /* generic mutex lock */ + struct pm_qos_request amd_pmc_pm_qos_req; #if IS_ENABLED(CONFIG_DEBUG_FS) struct dentry *dbgfs_dir; #endif /* CONFIG_DEBUG_FS */ @@ -180,11 +186,13 @@ static int amd_pmc_get_smu_version(struct amd_pmc_dev *dev) if (rc) return rc; - dev->major = (val >> 16) & GENMASK(15, 0); + dev->smu_program = (val >> 24) & GENMASK(7, 0); + dev->major = (val >> 16) & GENMASK(7, 0); dev->minor = (val >> 8) & GENMASK(7, 0); dev->rev = (val >> 0) & GENMASK(7, 0); - dev_dbg(dev->dev, "SMU version is %u.%u.%u\n", dev->major, dev->minor, dev->rev); + dev_dbg(dev->dev, "SMU program %u version is %u.%u.%u\n", + dev->smu_program, dev->major, dev->minor, dev->rev); return 0; } @@ -226,7 +234,7 @@ static int amd_pmc_stb_debugfs_release(struct inode *inode, struct file *filp) return 0; } -const struct file_operations amd_pmc_stb_debugfs_fops = { +static const struct file_operations amd_pmc_stb_debugfs_fops = { .owner = THIS_MODULE, .open = amd_pmc_stb_debugfs_open, .read = amd_pmc_stb_debugfs_read, @@ -518,6 +526,14 @@ static int amd_pmc_verify_czn_rtc(struct amd_pmc_dev *pdev, u32 *arg) rc = rtc_alarm_irq_enable(rtc_device, 0); dev_dbg(pdev->dev, "wakeup timer programmed for %lld seconds\n", duration); + /* + * Prevent CPUs from getting into deep idle states while sending OS_HINT + * which is otherwise generally safe to send when at least one of the CPUs + * is not in deep idle states. + */ + cpu_latency_qos_update_request(&pdev->amd_pmc_pm_qos_req, AMD_PMC_MAX_IDLE_STATE_LATENCY); + wake_up_all_idle_cpus(); + return rc; } @@ -535,24 +551,31 @@ static int __maybe_unused amd_pmc_suspend(struct device *dev) /* Activate CZN specific RTC functionality */ if (pdev->cpu_id == AMD_CPU_ID_CZN) { rc = amd_pmc_verify_czn_rtc(pdev, &arg); - if (rc < 0) - return rc; + if (rc) + goto fail; } /* Dump the IdleMask before we send hint to SMU */ amd_pmc_idlemask_read(pdev, dev, NULL); msg = amd_pmc_get_os_hint(pdev); rc = amd_pmc_send_cmd(pdev, arg, NULL, msg, 0); - if (rc) + if (rc) { dev_err(pdev->dev, "suspend failed\n"); + goto fail; + } if (enable_stb) rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_PREDEF); - if (rc) { + if (rc) { dev_err(pdev->dev, "error writing to STB\n"); - return rc; + goto fail; } + return 0; +fail: + if (pdev->cpu_id == AMD_CPU_ID_CZN) + cpu_latency_qos_update_request(&pdev->amd_pmc_pm_qos_req, + PM_QOS_DEFAULT_VALUE); return rc; } @@ -576,12 +599,15 @@ static int __maybe_unused amd_pmc_resume(struct device *dev) /* Write data incremented by 1 to distinguish in stb_read */ if (enable_stb) rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_PREDEF + 1); - if (rc) { + if (rc) dev_err(pdev->dev, "error writing to STB\n"); - return rc; - } - return 0; + /* Restore the QoS request back to defaults if it was set */ + if (pdev->cpu_id == AMD_CPU_ID_CZN) + cpu_latency_qos_update_request(&pdev->amd_pmc_pm_qos_req, + PM_QOS_DEFAULT_VALUE); + + return rc; } static const struct dev_pm_ops amd_pmc_pm_ops = { @@ -719,6 +745,7 @@ static int amd_pmc_probe(struct platform_device *pdev) amd_pmc_get_smu_version(dev); platform_set_drvdata(pdev, dev); amd_pmc_dbgfs_register(dev); + cpu_latency_qos_add_request(&dev->amd_pmc_pm_qos_req, PM_QOS_DEFAULT_VALUE); return 0; err_pci_dev_put: diff --git a/drivers/platform/x86/asus-tf103c-dock.c b/drivers/platform/x86/asus-tf103c-dock.c index d4ef8f362ee6..6fd0c9fea82d 100644 --- a/drivers/platform/x86/asus-tf103c-dock.c +++ b/drivers/platform/x86/asus-tf103c-dock.c @@ -250,7 +250,7 @@ static int tf103c_dock_hid_raw_request(struct hid_device *hid, u8 reportnum, return 0; } -struct hid_ll_driver tf103c_dock_hid_ll_driver = { +static struct hid_ll_driver tf103c_dock_hid_ll_driver = { .parse = tf103c_dock_hid_parse, .start = tf103c_dock_hid_start, .stop = tf103c_dock_hid_stop, @@ -921,7 +921,7 @@ static int __maybe_unused tf103c_dock_resume(struct device *dev) return 0; } -SIMPLE_DEV_PM_OPS(tf103c_dock_pm_ops, tf103c_dock_suspend, tf103c_dock_resume); +static SIMPLE_DEV_PM_OPS(tf103c_dock_pm_ops, tf103c_dock_suspend, tf103c_dock_resume); static const struct acpi_device_id tf103c_dock_acpi_match[] = { {"NPCE69A"}, diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index a3b83b22a3b1..2104a2621e50 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -2223,7 +2223,7 @@ static int fan_curve_check_present(struct asus_wmi *asus, bool *available, err = fan_curve_get_factory_default(asus, fan_dev); if (err) { - if (err == -ENODEV) + if (err == -ENODEV || err == -ENODATA) return 0; return err; } diff --git a/drivers/platform/x86/intel/crystal_cove_charger.c b/drivers/platform/x86/intel/crystal_cove_charger.c index 0374bc742513..e4299cfa2205 100644 --- a/drivers/platform/x86/intel/crystal_cove_charger.c +++ b/drivers/platform/x86/intel/crystal_cove_charger.c @@ -17,6 +17,7 @@ #include <linux/regmap.h> #define CHGRIRQ_REG 0x0a +#define MCHGRIRQ_REG 0x17 struct crystal_cove_charger_data { struct mutex buslock; /* irq_bus_lock */ @@ -25,8 +26,8 @@ struct crystal_cove_charger_data { struct irq_domain *irq_domain; int irq; int charger_irq; - bool irq_enabled; - bool irq_is_enabled; + u8 mask; + u8 new_mask; }; static irqreturn_t crystal_cove_charger_irq(int irq, void *data) @@ -53,13 +54,9 @@ static void crystal_cove_charger_irq_bus_sync_unlock(struct irq_data *data) { struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data); - if (charger->irq_is_enabled != charger->irq_enabled) { - if (charger->irq_enabled) - enable_irq(charger->irq); - else - disable_irq(charger->irq); - - charger->irq_is_enabled = charger->irq_enabled; + if (charger->mask != charger->new_mask) { + regmap_write(charger->regmap, MCHGRIRQ_REG, charger->new_mask); + charger->mask = charger->new_mask; } mutex_unlock(&charger->buslock); @@ -69,14 +66,14 @@ static void crystal_cove_charger_irq_unmask(struct irq_data *data) { struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data); - charger->irq_enabled = true; + charger->new_mask &= ~BIT(data->hwirq); } static void crystal_cove_charger_irq_mask(struct irq_data *data) { struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data); - charger->irq_enabled = false; + charger->new_mask |= BIT(data->hwirq); } static void crystal_cove_charger_rm_irq_domain(void *data) @@ -130,10 +127,13 @@ static int crystal_cove_charger_probe(struct platform_device *pdev) irq_set_nested_thread(charger->charger_irq, true); irq_set_noprobe(charger->charger_irq); + /* Mask the single 2nd level IRQ before enabling the 1st level IRQ */ + charger->mask = charger->new_mask = BIT(0); + regmap_write(charger->regmap, MCHGRIRQ_REG, charger->mask); + ret = devm_request_threaded_irq(&pdev->dev, charger->irq, NULL, crystal_cove_charger_irq, - IRQF_ONESHOT | IRQF_NO_AUTOEN, - KBUILD_MODNAME, charger); + IRQF_ONESHOT, KBUILD_MODNAME, charger); if (ret) return dev_err_probe(&pdev->dev, ret, "requesting irq\n"); diff --git a/drivers/platform/x86/intel/int3472/tps68470_board_data.c b/drivers/platform/x86/intel/int3472/tps68470_board_data.c index f93d437fd192..525f09a3b5ff 100644 --- a/drivers/platform/x86/intel/int3472/tps68470_board_data.c +++ b/drivers/platform/x86/intel/int3472/tps68470_board_data.c @@ -100,7 +100,8 @@ static struct gpiod_lookup_table surface_go_tps68470_gpios = { .dev_id = "i2c-INT347A:00", .table = { GPIO_LOOKUP("tps68470-gpio", 9, "reset", GPIO_ACTIVE_LOW), - GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW) + GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW), + { } } }; diff --git a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c index c9a85eb2e860..e8424e70d81d 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c @@ -596,7 +596,10 @@ static long isst_if_def_ioctl(struct file *file, unsigned int cmd, return ret; } -static DEFINE_MUTEX(punit_misc_dev_lock); +/* Lock to prevent module registration when already opened by user space */ +static DEFINE_MUTEX(punit_misc_dev_open_lock); +/* Lock to allow one share misc device for all ISST interace */ +static DEFINE_MUTEX(punit_misc_dev_reg_lock); static int misc_usage_count; static int misc_device_ret; static int misc_device_open; @@ -606,7 +609,7 @@ static int isst_if_open(struct inode *inode, struct file *file) int i, ret = 0; /* Fail open, if a module is going away */ - mutex_lock(&punit_misc_dev_lock); + mutex_lock(&punit_misc_dev_open_lock); for (i = 0; i < ISST_IF_DEV_MAX; ++i) { struct isst_if_cmd_cb *cb = &punit_callbacks[i]; @@ -628,7 +631,7 @@ static int isst_if_open(struct inode *inode, struct file *file) } else { misc_device_open++; } - mutex_unlock(&punit_misc_dev_lock); + mutex_unlock(&punit_misc_dev_open_lock); return ret; } @@ -637,7 +640,7 @@ static int isst_if_relase(struct inode *inode, struct file *f) { int i; - mutex_lock(&punit_misc_dev_lock); + mutex_lock(&punit_misc_dev_open_lock); misc_device_open--; for (i = 0; i < ISST_IF_DEV_MAX; ++i) { struct isst_if_cmd_cb *cb = &punit_callbacks[i]; @@ -645,7 +648,7 @@ static int isst_if_relase(struct inode *inode, struct file *f) if (cb->registered) module_put(cb->owner); } - mutex_unlock(&punit_misc_dev_lock); + mutex_unlock(&punit_misc_dev_open_lock); return 0; } @@ -662,6 +665,43 @@ static struct miscdevice isst_if_char_driver = { .fops = &isst_if_char_driver_ops, }; +static int isst_misc_reg(void) +{ + mutex_lock(&punit_misc_dev_reg_lock); + if (misc_device_ret) + goto unlock_exit; + + if (!misc_usage_count) { + misc_device_ret = isst_if_cpu_info_init(); + if (misc_device_ret) + goto unlock_exit; + + misc_device_ret = misc_register(&isst_if_char_driver); + if (misc_device_ret) { + isst_if_cpu_info_exit(); + goto unlock_exit; + } + } + misc_usage_count++; + +unlock_exit: + mutex_unlock(&punit_misc_dev_reg_lock); + + return misc_device_ret; +} + +static void isst_misc_unreg(void) +{ + mutex_lock(&punit_misc_dev_reg_lock); + if (misc_usage_count) + misc_usage_count--; + if (!misc_usage_count && !misc_device_ret) { + misc_deregister(&isst_if_char_driver); + isst_if_cpu_info_exit(); + } + mutex_unlock(&punit_misc_dev_reg_lock); +} + /** * isst_if_cdev_register() - Register callback for IOCTL * @device_type: The device type this callback handling. @@ -679,38 +719,31 @@ static struct miscdevice isst_if_char_driver = { */ int isst_if_cdev_register(int device_type, struct isst_if_cmd_cb *cb) { - if (misc_device_ret) - return misc_device_ret; + int ret; if (device_type >= ISST_IF_DEV_MAX) return -EINVAL; - mutex_lock(&punit_misc_dev_lock); + mutex_lock(&punit_misc_dev_open_lock); + /* Device is already open, we don't want to add new callbacks */ if (misc_device_open) { - mutex_unlock(&punit_misc_dev_lock); + mutex_unlock(&punit_misc_dev_open_lock); return -EAGAIN; } - if (!misc_usage_count) { - int ret; - - misc_device_ret = misc_register(&isst_if_char_driver); - if (misc_device_ret) - goto unlock_exit; - - ret = isst_if_cpu_info_init(); - if (ret) { - misc_deregister(&isst_if_char_driver); - misc_device_ret = ret; - goto unlock_exit; - } - } memcpy(&punit_callbacks[device_type], cb, sizeof(*cb)); punit_callbacks[device_type].registered = 1; - misc_usage_count++; -unlock_exit: - mutex_unlock(&punit_misc_dev_lock); + mutex_unlock(&punit_misc_dev_open_lock); - return misc_device_ret; + ret = isst_misc_reg(); + if (ret) { + /* + * No need of mutex as the misc device register failed + * as no one can open device yet. Hence no contention. + */ + punit_callbacks[device_type].registered = 0; + return ret; + } + return 0; } EXPORT_SYMBOL_GPL(isst_if_cdev_register); @@ -725,16 +758,12 @@ EXPORT_SYMBOL_GPL(isst_if_cdev_register); */ void isst_if_cdev_unregister(int device_type) { - mutex_lock(&punit_misc_dev_lock); - misc_usage_count--; + isst_misc_unreg(); + mutex_lock(&punit_misc_dev_open_lock); punit_callbacks[device_type].registered = 0; if (device_type == ISST_IF_DEV_MBOX) isst_delete_hash(); - if (!misc_usage_count && !misc_device_ret) { - misc_deregister(&isst_if_char_driver); - isst_if_cpu_info_exit(); - } - mutex_unlock(&punit_misc_dev_lock); + mutex_unlock(&punit_misc_dev_open_lock); } EXPORT_SYMBOL_GPL(isst_if_cdev_unregister); diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 098180fb1cfc..3424b080db77 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -8679,9 +8679,10 @@ static const struct attribute_group fan_driver_attr_group = { .attrs = fan_driver_attributes, }; -#define TPACPI_FAN_Q1 0x0001 /* Unitialized HFSP */ -#define TPACPI_FAN_2FAN 0x0002 /* EC 0x31 bit 0 selects fan2 */ -#define TPACPI_FAN_2CTL 0x0004 /* selects fan2 control */ +#define TPACPI_FAN_Q1 0x0001 /* Uninitialized HFSP */ +#define TPACPI_FAN_2FAN 0x0002 /* EC 0x31 bit 0 selects fan2 */ +#define TPACPI_FAN_2CTL 0x0004 /* selects fan2 control */ +#define TPACPI_FAN_NOFAN 0x0008 /* no fan available */ static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_QEC_IBM('1', 'Y', TPACPI_FAN_Q1), @@ -8702,6 +8703,8 @@ static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_Q_LNV3('N', '4', '0', TPACPI_FAN_2CTL), /* P1 / X1 Extreme (4nd gen) */ TPACPI_Q_LNV3('N', '3', '0', TPACPI_FAN_2CTL), /* P15 (1st gen) / P15v (1st gen) */ TPACPI_Q_LNV3('N', '3', '2', TPACPI_FAN_2CTL), /* X1 Carbon (9th gen) */ + TPACPI_Q_LNV3('N', '3', '7', TPACPI_FAN_2CTL), /* T15g (2nd gen) */ + TPACPI_Q_LNV3('N', '1', 'O', TPACPI_FAN_NOFAN), /* X1 Tablet (2nd gen) */ }; static int __init fan_init(struct ibm_init_struct *iibm) @@ -8730,6 +8733,11 @@ static int __init fan_init(struct ibm_init_struct *iibm) quirks = tpacpi_check_quirks(fan_quirk_table, ARRAY_SIZE(fan_quirk_table)); + if (quirks & TPACPI_FAN_NOFAN) { + pr_info("No integrated ThinkPad fan available\n"); + return -ENODEV; + } + if (gfan_handle) { /* 570, 600e/x, 770e, 770x */ fan_status_access_mode = TPACPI_FAN_RD_ACPI_GFAN; @@ -10112,6 +10120,9 @@ static struct ibm_struct proxsensor_driver_data = { #define DYTC_CMD_MMC_GET 8 /* To get current MMC function and mode */ #define DYTC_CMD_RESET 0x1ff /* To reset back to default */ +#define DYTC_CMD_FUNC_CAP 3 /* To get DYTC capabilities */ +#define DYTC_FC_MMC 27 /* MMC Mode supported */ + #define DYTC_GET_FUNCTION_BIT 8 /* Bits 8-11 - function setting */ #define DYTC_GET_MODE_BIT 12 /* Bits 12-15 - mode setting */ @@ -10324,6 +10335,15 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm) if (dytc_version < 5) return -ENODEV; + /* Check what capabilities are supported. Currently MMC is needed */ + err = dytc_command(DYTC_CMD_FUNC_CAP, &output); + if (err) + return err; + if (!(output & BIT(DYTC_FC_MMC))) { + dbg_printk(TPACPI_DBG_INIT, " DYTC MMC mode not supported\n"); + return -ENODEV; + } + dbg_printk(TPACPI_DBG_INIT, "DYTC version %d: thermal mode available\n", dytc_version); /* diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c index 494f23052678..bc97bfa8e8a6 100644 --- a/drivers/platform/x86/touchscreen_dmi.c +++ b/drivers/platform/x86/touchscreen_dmi.c @@ -770,6 +770,21 @@ static const struct ts_dmi_data predia_basic_data = { .properties = predia_basic_props, }; +static const struct property_entry rwc_nanote_p8_props[] = { + PROPERTY_ENTRY_U32("touchscreen-min-y", 46), + PROPERTY_ENTRY_U32("touchscreen-size-x", 1728), + PROPERTY_ENTRY_U32("touchscreen-size-y", 1140), + PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"), + PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-rwc-nanote-p8.fw"), + PROPERTY_ENTRY_U32("silead,max-fingers", 10), + { } +}; + +static const struct ts_dmi_data rwc_nanote_p8_data = { + .acpi_name = "MSSL1680:00", + .properties = rwc_nanote_p8_props, +}; + static const struct property_entry schneider_sct101ctm_props[] = { PROPERTY_ENTRY_U32("touchscreen-size-x", 1715), PROPERTY_ENTRY_U32("touchscreen-size-y", 1140), @@ -1395,6 +1410,15 @@ const struct dmi_system_id touchscreen_dmi_table[] = { }, }, { + /* RWC NANOTE P8 */ + .driver_data = (void *)&rwc_nanote_p8_data, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Default string"), + DMI_MATCH(DMI_PRODUCT_NAME, "AY07J"), + DMI_MATCH(DMI_PRODUCT_SKU, "0001") + }, + }, + { /* Schneider SCT101CTM */ .driver_data = (void *)&schneider_sct101ctm_data, .matches = { diff --git a/drivers/platform/x86/x86-android-tablets.c b/drivers/platform/x86/x86-android-tablets.c index 3ba63ad91b28..9360a8a92486 100644 --- a/drivers/platform/x86/x86-android-tablets.c +++ b/drivers/platform/x86/x86-android-tablets.c @@ -26,6 +26,7 @@ #include <linux/string.h> /* For gpio_get_desc() which is EXPORT_SYMBOL_GPL() */ #include "../../gpio/gpiolib.h" +#include "../../gpio/gpiolib-acpi.h" /* * Helper code to get Linux IRQ numbers given a description of the IRQ source @@ -47,7 +48,7 @@ struct x86_acpi_irq_data { int polarity; /* ACPI_ACTIVE_HIGH / ACPI_ACTIVE_LOW / ACPI_ACTIVE_BOTH */ }; -static int x86_acpi_irq_helper_gpiochip_find(struct gpio_chip *gc, void *data) +static int gpiochip_find_match_label(struct gpio_chip *gc, void *data) { return gc->label && !strcmp(gc->label, data); } @@ -73,7 +74,7 @@ static int x86_acpi_irq_helper_get(const struct x86_acpi_irq_data *data) return irq; case X86_ACPI_IRQ_TYPE_GPIOINT: /* Like acpi_dev_gpio_irq_get(), but without parsing ACPI resources */ - chip = gpiochip_find(data->chip, x86_acpi_irq_helper_gpiochip_find); + chip = gpiochip_find(data->chip, gpiochip_find_match_label); if (!chip) { pr_err("error cannot find GPIO chip %s\n", data->chip); return -ENODEV; @@ -143,14 +144,17 @@ struct x86_serdev_info { }; struct x86_dev_info { + char *invalid_aei_gpiochip; const char * const *modules; - struct gpiod_lookup_table **gpiod_lookup_tables; + struct gpiod_lookup_table * const *gpiod_lookup_tables; const struct x86_i2c_client_info *i2c_client_info; const struct platform_device_info *pdev_info; const struct x86_serdev_info *serdev_info; int i2c_client_count; int pdev_count; int serdev_count; + int (*init)(void); + void (*exit)(void); }; /* Generic / shared bq24190 settings */ @@ -187,8 +191,8 @@ static struct bq24190_platform_data bq24190_pdata = { }; static const char * const bq24190_modules[] __initconst = { - "crystal_cove_charger", /* For the bq24190 IRQ */ - "bq24190_charger", /* For the Vbus regulator for intel-int3496 */ + "intel_crystal_cove_charger", /* For the bq24190 IRQ */ + "bq24190_charger", /* For the Vbus regulator for intel-int3496 */ NULL }; @@ -302,7 +306,7 @@ static struct gpiod_lookup_table asus_me176c_goodix_gpios = { }, }; -static struct gpiod_lookup_table *asus_me176c_gpios[] = { +static struct gpiod_lookup_table * const asus_me176c_gpios[] = { &int3496_gpo2_pin22_gpios, &asus_me176c_goodix_gpios, NULL @@ -317,6 +321,7 @@ static const struct x86_dev_info asus_me176c_info __initconst = { .serdev_count = ARRAY_SIZE(asus_me176c_serdevs), .gpiod_lookup_tables = asus_me176c_gpios, .modules = bq24190_modules, + .invalid_aei_gpiochip = "INT33FC:02", }; /* Asus TF103C tablets have an Android factory img with everything hardcoded */ @@ -405,7 +410,7 @@ static const struct x86_i2c_client_info asus_tf103c_i2c_clients[] __initconst = }, }; -static struct gpiod_lookup_table *asus_tf103c_gpios[] = { +static struct gpiod_lookup_table * const asus_tf103c_gpios[] = { &int3496_gpo2_pin22_gpios, NULL }; @@ -417,6 +422,7 @@ static const struct x86_dev_info asus_tf103c_info __initconst = { .pdev_count = ARRAY_SIZE(int3496_pdevs), .gpiod_lookup_tables = asus_tf103c_gpios, .modules = bq24190_modules, + .invalid_aei_gpiochip = "INT33FC:02", }; /* @@ -490,6 +496,39 @@ static const struct x86_dev_info chuwi_hi8_info __initconst = { .i2c_client_count = ARRAY_SIZE(chuwi_hi8_i2c_clients), }; +#define CZC_EC_EXTRA_PORT 0x68 +#define CZC_EC_ANDROID_KEYS 0x63 + +static int __init czc_p10t_init(void) +{ + /* + * The device boots up in "Windows 7" mode, when the home button sends a + * Windows specific key sequence (Left Meta + D) and the second button + * sends an unknown one while also toggling the Radio Kill Switch. + * This is a surprising behavior when the second button is labeled "Back". + * + * The vendor-supplied Android-x86 build switches the device to a "Android" + * mode by writing value 0x63 to the I/O port 0x68. This just seems to just + * set bit 6 on address 0x96 in the EC region; switching the bit directly + * seems to achieve the same result. It uses a "p10t_switcher" to do the + * job. It doesn't seem to be able to do anything else, and no other use + * of the port 0x68 is known. + * + * In the Android mode, the home button sends just a single scancode, + * which can be handled in Linux userspace more reasonably and the back + * button only sends a scancode without toggling the kill switch. + * The scancode can then be mapped either to Back or RF Kill functionality + * in userspace, depending on how the button is labeled on that particular + * model. + */ + outb(CZC_EC_ANDROID_KEYS, CZC_EC_EXTRA_PORT); + return 0; +} + +static const struct x86_dev_info czc_p10t __initconst = { + .init = czc_p10t_init, +}; + /* * Whitelabel (sold as various brands) TM800A550L tablets. * These tablet's DSDT contains a whole bunch of bogus ACPI I2C devices @@ -559,7 +598,7 @@ static struct gpiod_lookup_table whitelabel_tm800a550l_goodix_gpios = { }, }; -static struct gpiod_lookup_table *whitelabel_tm800a550l_gpios[] = { +static struct gpiod_lookup_table * const whitelabel_tm800a550l_gpios[] = { &whitelabel_tm800a550l_goodix_gpios, NULL }; @@ -642,6 +681,24 @@ static const struct dmi_system_id x86_android_tablet_ids[] __initconst = { .driver_data = (void *)&chuwi_hi8_info, }, { + /* CZC P10T */ + .ident = "CZC ODEON TPC-10 (\"P10T\")", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "CZC"), + DMI_MATCH(DMI_PRODUCT_NAME, "ODEON*TPC-10"), + }, + .driver_data = (void *)&czc_p10t, + }, + { + /* A variant of CZC P10T */ + .ident = "ViewSonic ViewPad 10", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ViewSonic"), + DMI_MATCH(DMI_PRODUCT_NAME, "VPAD10"), + }, + .driver_data = (void *)&czc_p10t, + }, + { /* Whitelabel (sold as various brands) TM800A550L */ .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), @@ -669,7 +726,8 @@ static int serdev_count; static struct i2c_client **i2c_clients; static struct platform_device **pdevs; static struct serdev_device **serdevs; -static struct gpiod_lookup_table **gpiod_lookup_tables; +static struct gpiod_lookup_table * const *gpiod_lookup_tables; +static void (*exit_handler)(void); static __init int x86_instantiate_i2c_client(const struct x86_dev_info *dev_info, int idx) @@ -787,6 +845,9 @@ static void x86_android_tablet_cleanup(void) kfree(i2c_clients); + if (exit_handler) + exit_handler(); + for (i = 0; gpiod_lookup_tables && gpiod_lookup_tables[i]; i++) gpiod_remove_lookup_table(gpiod_lookup_tables[i]); } @@ -795,6 +856,7 @@ static __init int x86_android_tablet_init(void) { const struct x86_dev_info *dev_info; const struct dmi_system_id *id; + struct gpio_chip *chip; int i, ret = 0; id = dmi_first_match(x86_android_tablet_ids); @@ -804,6 +866,20 @@ static __init int x86_android_tablet_init(void) dev_info = id->driver_data; /* + * The broken DSDTs on these devices often also include broken + * _AEI (ACPI Event Interrupt) handlers, disable these. + */ + if (dev_info->invalid_aei_gpiochip) { + chip = gpiochip_find(dev_info->invalid_aei_gpiochip, + gpiochip_find_match_label); + if (!chip) { + pr_err("error cannot find GPIO chip %s\n", dev_info->invalid_aei_gpiochip); + return -ENODEV; + } + acpi_gpiochip_free_interrupts(chip); + } + + /* * Since this runs from module_init() it cannot use -EPROBE_DEFER, * instead pre-load any modules which are listed as requirements. */ @@ -814,6 +890,15 @@ static __init int x86_android_tablet_init(void) for (i = 0; gpiod_lookup_tables && gpiod_lookup_tables[i]; i++) gpiod_add_lookup_table(gpiod_lookup_tables[i]); + if (dev_info->init) { + ret = dev_info->init(); + if (ret < 0) { + x86_android_tablet_cleanup(); + return ret; + } + exit_handler = dev_info->exit; + } + i2c_clients = kcalloc(dev_info->i2c_client_count, sizeof(*i2c_clients), GFP_KERNEL); if (!i2c_clients) { x86_android_tablet_cleanup(); @@ -865,6 +950,6 @@ static __init int x86_android_tablet_init(void) module_init(x86_android_tablet_init); module_exit(x86_android_tablet_cleanup); -MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com"); +MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>"); MODULE_DESCRIPTION("X86 Android tablets DSDT fixups driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/power/supply/bq256xx_charger.c b/drivers/power/supply/bq256xx_charger.c index b274942dc46a..01ad84fd147c 100644 --- a/drivers/power/supply/bq256xx_charger.c +++ b/drivers/power/supply/bq256xx_charger.c @@ -1523,6 +1523,9 @@ static int bq256xx_hw_init(struct bq256xx_device *bq) BQ256XX_WDT_BIT_SHIFT); ret = power_supply_get_battery_info(bq->charger, &bat_info); + if (ret == -ENOMEM) + return ret; + if (ret) { dev_warn(bq->dev, "battery info missing, default values will be applied\n"); diff --git a/drivers/power/supply/cw2015_battery.c b/drivers/power/supply/cw2015_battery.c index 0c87ad0dbf71..728e2a6cc9c3 100644 --- a/drivers/power/supply/cw2015_battery.c +++ b/drivers/power/supply/cw2015_battery.c @@ -689,7 +689,7 @@ static int cw_bat_probe(struct i2c_client *client) if (ret) { /* Allocate an empty battery */ cw_bat->battery = devm_kzalloc(&client->dev, - sizeof(cw_bat->battery), + sizeof(*cw_bat->battery), GFP_KERNEL); if (!cw_bat->battery) return -ENOMEM; diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c index 0f1b5a7d2a89..17ad5f0d13b2 100644 --- a/drivers/ptp/ptp_ocp.c +++ b/drivers/ptp/ptp_ocp.c @@ -607,7 +607,7 @@ ptp_ocp_settime(struct ptp_clock_info *ptp_info, const struct timespec64 *ts) } static void -__ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u64 adj_val) +__ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u32 adj_val) { u32 select, ctrl; @@ -615,7 +615,7 @@ __ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u64 adj_val) iowrite32(OCP_SELECT_CLK_REG, &bp->reg->select); iowrite32(adj_val, &bp->reg->offset_ns); - iowrite32(adj_val & 0x7f, &bp->reg->offset_window_ns); + iowrite32(NSEC_PER_SEC, &bp->reg->offset_window_ns); ctrl = OCP_CTRL_ADJUST_OFFSET | OCP_CTRL_ENABLE; iowrite32(ctrl, &bp->reg->ctrl); @@ -624,6 +624,22 @@ __ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u64 adj_val) iowrite32(select >> 16, &bp->reg->select); } +static void +ptp_ocp_adjtime_coarse(struct ptp_ocp *bp, u64 delta_ns) +{ + struct timespec64 ts; + unsigned long flags; + int err; + + spin_lock_irqsave(&bp->lock, flags); + err = __ptp_ocp_gettime_locked(bp, &ts, NULL); + if (likely(!err)) { + timespec64_add_ns(&ts, delta_ns); + __ptp_ocp_settime_locked(bp, &ts); + } + spin_unlock_irqrestore(&bp->lock, flags); +} + static int ptp_ocp_adjtime(struct ptp_clock_info *ptp_info, s64 delta_ns) { @@ -631,6 +647,11 @@ ptp_ocp_adjtime(struct ptp_clock_info *ptp_info, s64 delta_ns) unsigned long flags; u32 adj_ns, sign; + if (delta_ns > NSEC_PER_SEC || -delta_ns > NSEC_PER_SEC) { + ptp_ocp_adjtime_coarse(bp, delta_ns); + return 0; + } + sign = delta_ns < 0 ? BIT(31) : 0; adj_ns = sign ? -delta_ns : delta_ns; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 86aa4141efa9..d2553970a67b 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -6014,9 +6014,8 @@ core_initcall(regulator_init); static int regulator_late_cleanup(struct device *dev, void *data) { struct regulator_dev *rdev = dev_to_rdev(dev); - const struct regulator_ops *ops = rdev->desc->ops; struct regulation_constraints *c = rdev->constraints; - int enabled, ret; + int ret; if (c && c->always_on) return 0; @@ -6029,14 +6028,8 @@ static int regulator_late_cleanup(struct device *dev, void *data) if (rdev->use_count) goto unlock; - /* If we can't read the status assume it's always on. */ - if (ops->is_enabled) - enabled = ops->is_enabled(rdev); - else - enabled = 1; - - /* But if reading the status failed, assume that it's off. */ - if (enabled <= 0) + /* If reading the status failed, assume that it's off. */ + if (_regulator_is_enabled(rdev) <= 0) goto unlock; if (have_full_constraints()) { diff --git a/drivers/regulator/da9121-regulator.c b/drivers/regulator/da9121-regulator.c index 6f21223a488e..eb9df485bd8a 100644 --- a/drivers/regulator/da9121-regulator.c +++ b/drivers/regulator/da9121-regulator.c @@ -87,16 +87,16 @@ static struct da9121_range da9121_3A_1phase_current = { }; static struct da9121_range da914x_40A_4phase_current = { - .val_min = 14000000, - .val_max = 80000000, - .val_stp = 2000000, + .val_min = 26000000, + .val_max = 78000000, + .val_stp = 4000000, .reg_min = 1, .reg_max = 14, }; static struct da9121_range da914x_20A_2phase_current = { - .val_min = 7000000, - .val_max = 40000000, + .val_min = 13000000, + .val_max = 39000000, .val_stp = 2000000, .reg_min = 1, .reg_max = 14, @@ -561,7 +561,7 @@ static const struct regulator_desc da9217_reg = { }; #define DA914X_MIN_MV 500 -#define DA914X_MAX_MV 1000 +#define DA914X_MAX_MV 1300 #define DA914X_STEP_MV 10 #define DA914X_MIN_SEL (DA914X_MIN_MV / DA914X_STEP_MV) #define DA914X_N_VOLTAGES (((DA914X_MAX_MV - DA914X_MIN_MV) / DA914X_STEP_MV) \ @@ -585,10 +585,6 @@ static const struct regulator_desc da9141_reg = { .vsel_mask = DA9121_MASK_BUCK_BUCKx_5_CHx_A_VOUT, .enable_reg = DA9121_REG_BUCK_BUCK1_0, .enable_mask = DA9121_MASK_BUCK_BUCKx_0_CHx_EN, - /* Default value of BUCK_BUCK1_0.CH1_SRC_DVC_UP */ - .ramp_delay = 20000, - /* tBUCK_EN */ - .enable_time = 20, }; static const struct regulator_desc da9142_reg = { diff --git a/drivers/regulator/max20086-regulator.c b/drivers/regulator/max20086-regulator.c index fbc56b043071..b8bf76c170fe 100644 --- a/drivers/regulator/max20086-regulator.c +++ b/drivers/regulator/max20086-regulator.c @@ -7,6 +7,7 @@ #include <linux/err.h> #include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/regmap.h> @@ -140,7 +141,7 @@ static int max20086_parse_regulators_dt(struct max20086 *chip, bool *boot_on) node = of_get_child_by_name(chip->dev->of_node, "regulators"); if (!node) { dev_err(chip->dev, "regulators node not found\n"); - return PTR_ERR(node); + return -ENODEV; } for (i = 0; i < chip->info->num_outputs; ++i) diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig index 3ddd426fc969..166019786653 100644 --- a/drivers/remoteproc/Kconfig +++ b/drivers/remoteproc/Kconfig @@ -180,6 +180,7 @@ config QCOM_Q6V5_ADSP depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n depends on QCOM_SYSMON || QCOM_SYSMON=n depends on RPMSG_QCOM_GLINK || RPMSG_QCOM_GLINK=n + depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n select MFD_SYSCON select QCOM_PIL_INFO select QCOM_MDT_LOADER @@ -199,6 +200,7 @@ config QCOM_Q6V5_MSS depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n depends on QCOM_SYSMON || QCOM_SYSMON=n depends on RPMSG_QCOM_GLINK || RPMSG_QCOM_GLINK=n + depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n select MFD_SYSCON select QCOM_MDT_LOADER select QCOM_PIL_INFO @@ -218,6 +220,7 @@ config QCOM_Q6V5_PAS depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n depends on QCOM_SYSMON || QCOM_SYSMON=n depends on RPMSG_QCOM_GLINK || RPMSG_QCOM_GLINK=n + depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n select MFD_SYSCON select QCOM_PIL_INFO select QCOM_MDT_LOADER @@ -239,6 +242,7 @@ config QCOM_Q6V5_WCSS depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n depends on QCOM_SYSMON || QCOM_SYSMON=n depends on RPMSG_QCOM_GLINK || RPMSG_QCOM_GLINK=n + depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n select MFD_SYSCON select QCOM_MDT_LOADER select QCOM_PIL_INFO diff --git a/drivers/remoteproc/qcom_q6v5.c b/drivers/remoteproc/qcom_q6v5.c index eada7e34f3af..442a388f8102 100644 --- a/drivers/remoteproc/qcom_q6v5.c +++ b/drivers/remoteproc/qcom_q6v5.c @@ -10,6 +10,7 @@ #include <linux/platform_device.h> #include <linux/interrupt.h> #include <linux/module.h> +#include <linux/soc/qcom/qcom_aoss.h> #include <linux/soc/qcom/smem.h> #include <linux/soc/qcom/smem_state.h> #include <linux/remoteproc.h> diff --git a/drivers/rpmsg/rpmsg_char.c b/drivers/rpmsg/rpmsg_char.c index d6214cb66026..5663cf799c95 100644 --- a/drivers/rpmsg/rpmsg_char.c +++ b/drivers/rpmsg/rpmsg_char.c @@ -93,7 +93,7 @@ static int rpmsg_eptdev_destroy(struct device *dev, void *data) /* wake up any blocked readers */ wake_up_interruptible(&eptdev->readq); - device_del(&eptdev->dev); + cdev_device_del(&eptdev->cdev, &eptdev->dev); put_device(&eptdev->dev); return 0; @@ -336,7 +336,6 @@ static void rpmsg_eptdev_release_device(struct device *dev) ida_simple_remove(&rpmsg_ept_ida, dev->id); ida_simple_remove(&rpmsg_minor_ida, MINOR(eptdev->dev.devt)); - cdev_del(&eptdev->cdev); kfree(eptdev); } @@ -381,19 +380,13 @@ static int rpmsg_eptdev_create(struct rpmsg_ctrldev *ctrldev, dev->id = ret; dev_set_name(dev, "rpmsg%d", ret); - ret = cdev_add(&eptdev->cdev, dev->devt, 1); + ret = cdev_device_add(&eptdev->cdev, &eptdev->dev); if (ret) goto free_ept_ida; /* We can now rely on the release function for cleanup */ dev->release = rpmsg_eptdev_release_device; - ret = device_add(dev); - if (ret) { - dev_err(dev, "device_add failed: %d\n", ret); - put_device(dev); - } - return ret; free_ept_ida: @@ -462,7 +455,6 @@ static void rpmsg_ctrldev_release_device(struct device *dev) ida_simple_remove(&rpmsg_ctrl_ida, dev->id); ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); - cdev_del(&ctrldev->cdev); kfree(ctrldev); } @@ -497,19 +489,13 @@ static int rpmsg_chrdev_probe(struct rpmsg_device *rpdev) dev->id = ret; dev_set_name(&ctrldev->dev, "rpmsg_ctrl%d", ret); - ret = cdev_add(&ctrldev->cdev, dev->devt, 1); + ret = cdev_device_add(&ctrldev->cdev, &ctrldev->dev); if (ret) goto free_ctrl_ida; /* We can now rely on the release function for cleanup */ dev->release = rpmsg_ctrldev_release_device; - ret = device_add(dev); - if (ret) { - dev_err(&rpdev->dev, "device_add failed: %d\n", ret); - put_device(dev); - } - dev_set_drvdata(&rpdev->dev, ctrldev); return ret; @@ -535,7 +521,7 @@ static void rpmsg_chrdev_remove(struct rpmsg_device *rpdev) if (ret) dev_warn(&rpdev->dev, "failed to nuke endpoints: %d\n", ret); - device_del(&ctrldev->dev); + cdev_device_del(&ctrldev->cdev, &ctrldev->dev); put_device(&ctrldev->dev); } diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index cd938a26b76c..3b1cd0c96a74 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -1180,7 +1180,7 @@ static int io_subchannel_chp_event(struct subchannel *sch, else path_event[chpid] = PE_NONE; } - if (cdev) + if (cdev && cdev->drv && cdev->drv->path_event) cdev->drv->path_event(cdev, path_event); break; } diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index d24cafe02708..511bf8e0a436 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -521,6 +521,8 @@ static void zfcp_fc_adisc_handler(void *data) goto out; } + /* re-init to undo drop from zfcp_fc_adisc() */ + port->d_id = ntoh24(adisc_resp->adisc_port_id); /* port is good, unblock rport without going through erp */ zfcp_scsi_schedule_rport_register(port); out: @@ -534,6 +536,7 @@ static int zfcp_fc_adisc(struct zfcp_port *port) struct zfcp_fc_req *fc_req; struct zfcp_adapter *adapter = port->adapter; struct Scsi_Host *shost = adapter->scsi_host; + u32 d_id; int ret; fc_req = kmem_cache_zalloc(zfcp_fc_req_cache, GFP_ATOMIC); @@ -558,7 +561,15 @@ static int zfcp_fc_adisc(struct zfcp_port *port) fc_req->u.adisc.req.adisc_cmd = ELS_ADISC; hton24(fc_req->u.adisc.req.adisc_port_id, fc_host_port_id(shost)); - ret = zfcp_fsf_send_els(adapter, port->d_id, &fc_req->ct_els, + d_id = port->d_id; /* remember as destination for send els below */ + /* + * Force fresh GID_PN lookup on next port recovery. + * Must happen after request setup and before sending request, + * to prevent race with port->d_id re-init in zfcp_fc_adisc_handler(). + */ + port->d_id = 0; + + ret = zfcp_fsf_send_els(adapter, d_id, &fc_req->ct_els, ZFCP_FC_CTELS_TMO); if (ret) kmem_cache_free(zfcp_fc_req_cache, fc_req); diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c index b9482da79512..3ebe66151dcb 100644 --- a/drivers/scsi/3w-sas.c +++ b/drivers/scsi/3w-sas.c @@ -1567,8 +1567,6 @@ static int twl_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) pci_try_set_mwi(pdev); retval = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); - if (retval) - retval = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (retval) { TW_PRINTK(host, TW_DRIVER, 0x18, "Failed to set dma mask"); retval = -ENODEV; @@ -1786,8 +1784,6 @@ static int __maybe_unused twl_resume(struct device *dev) pci_try_set_mwi(pdev); retval = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); - if (retval) - retval = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (retval) { TW_PRINTK(host, TW_DRIVER, 0x25, "Failed to set dma mask during resume"); retval = -ENODEV; diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c index 3ad3ebaca8e9..ad4972c0fc53 100644 --- a/drivers/scsi/53c700.c +++ b/drivers/scsi/53c700.c @@ -1507,7 +1507,6 @@ NCR_700_intr(int irq, void *dev_id) struct scsi_cmnd *SCp = hostdata->cmd; handled = 1; - SCp = hostdata->cmd; if(istat & SCSI_INT_PENDING) { udelay(10); diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c index 440ef32be048..e5aa982ffedc 100644 --- a/drivers/scsi/bfa/bfad.c +++ b/drivers/scsi/bfa/bfad.c @@ -732,9 +732,6 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) pci_set_master(pdev); rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); - if (rc) - rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); - if (rc) { rc = -ENODEV; printk(KERN_ERR "dma_set_mask_and_coherent fail %p\n", pdev); @@ -1560,9 +1557,6 @@ bfad_pci_slot_reset(struct pci_dev *pdev) rc = dma_set_mask_and_coherent(&bfad->pcidev->dev, DMA_BIT_MASK(64)); if (rc) - rc = dma_set_mask_and_coherent(&bfad->pcidev->dev, - DMA_BIT_MASK(32)); - if (rc) goto out_disable_device; if (restart_bfa(bfad) == -1) diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 71fa62bd3083..a826456c6075 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -82,7 +82,7 @@ static int bnx2fc_bind_pcidev(struct bnx2fc_hba *hba); static void bnx2fc_unbind_pcidev(struct bnx2fc_hba *hba); static struct fc_lport *bnx2fc_if_create(struct bnx2fc_interface *interface, struct device *parent, int npiv); -static void bnx2fc_destroy_work(struct work_struct *work); +static void bnx2fc_port_destroy(struct fcoe_port *port); static struct bnx2fc_hba *bnx2fc_hba_lookup(struct net_device *phys_dev); static struct bnx2fc_interface *bnx2fc_interface_lookup(struct net_device @@ -508,7 +508,8 @@ static int bnx2fc_l2_rcv_thread(void *arg) static void bnx2fc_recv_frame(struct sk_buff *skb) { - u32 fr_len; + u64 crc_err; + u32 fr_len, fr_crc; struct fc_lport *lport; struct fcoe_rcv_info *fr; struct fc_stats *stats; @@ -542,6 +543,11 @@ static void bnx2fc_recv_frame(struct sk_buff *skb) skb_pull(skb, sizeof(struct fcoe_hdr)); fr_len = skb->len - sizeof(struct fcoe_crc_eof); + stats = per_cpu_ptr(lport->stats, get_cpu()); + stats->RxFrames++; + stats->RxWords += fr_len / FCOE_WORD_TO_BYTE; + put_cpu(); + fp = (struct fc_frame *)skb; fc_frame_init(fp); fr_dev(fp) = lport; @@ -624,16 +630,15 @@ static void bnx2fc_recv_frame(struct sk_buff *skb) return; } - stats = per_cpu_ptr(lport->stats, smp_processor_id()); - stats->RxFrames++; - stats->RxWords += fr_len / FCOE_WORD_TO_BYTE; + fr_crc = le32_to_cpu(fr_crc(fp)); - if (le32_to_cpu(fr_crc(fp)) != - ~crc32(~0, skb->data, fr_len)) { - if (stats->InvalidCRCCount < 5) + if (unlikely(fr_crc != ~crc32(~0, skb->data, fr_len))) { + stats = per_cpu_ptr(lport->stats, get_cpu()); + crc_err = (stats->InvalidCRCCount++); + put_cpu(); + if (crc_err < 5) printk(KERN_WARNING PFX "dropping frame with " "CRC error\n"); - stats->InvalidCRCCount++; kfree_skb(skb); return; } @@ -907,9 +912,6 @@ static void bnx2fc_indicate_netevent(void *context, unsigned long event, __bnx2fc_destroy(interface); } mutex_unlock(&bnx2fc_dev_lock); - - /* Ensure ALL destroy work has been completed before return */ - flush_workqueue(bnx2fc_wq); return; default: @@ -1215,8 +1217,8 @@ static int bnx2fc_vport_destroy(struct fc_vport *vport) mutex_unlock(&n_port->lp_mutex); bnx2fc_free_vport(interface->hba, port->lport); bnx2fc_port_shutdown(port->lport); + bnx2fc_port_destroy(port); bnx2fc_interface_put(interface); - queue_work(bnx2fc_wq, &port->destroy_work); return 0; } @@ -1525,7 +1527,6 @@ static struct fc_lport *bnx2fc_if_create(struct bnx2fc_interface *interface, port->lport = lport; port->priv = interface; port->get_netdev = bnx2fc_netdev; - INIT_WORK(&port->destroy_work, bnx2fc_destroy_work); /* Configure fcoe_port */ rc = bnx2fc_lport_config(lport); @@ -1653,8 +1654,8 @@ static void __bnx2fc_destroy(struct bnx2fc_interface *interface) bnx2fc_interface_cleanup(interface); bnx2fc_stop(interface); list_del(&interface->list); + bnx2fc_port_destroy(port); bnx2fc_interface_put(interface); - queue_work(bnx2fc_wq, &port->destroy_work); } /** @@ -1694,15 +1695,12 @@ netdev_err: return rc; } -static void bnx2fc_destroy_work(struct work_struct *work) +static void bnx2fc_port_destroy(struct fcoe_port *port) { - struct fcoe_port *port; struct fc_lport *lport; - port = container_of(work, struct fcoe_port, destroy_work); lport = port->lport; - - BNX2FC_HBA_DBG(lport, "Entered bnx2fc_destroy_work\n"); + BNX2FC_HBA_DBG(lport, "Entered %s, destroying lport %p\n", __func__, lport); bnx2fc_if_destroy(lport); } @@ -2556,9 +2554,6 @@ static void bnx2fc_ulp_exit(struct cnic_dev *dev) __bnx2fc_destroy(interface); mutex_unlock(&bnx2fc_dev_lock); - /* Ensure ALL destroy work has been completed before return */ - flush_workqueue(bnx2fc_wq); - bnx2fc_ulp_stop(hba); /* unregister cnic device */ if (test_and_clear_bit(BNX2FC_CNIC_REGISTERED, &hba->reg_with_cnic)) diff --git a/drivers/scsi/elx/libefc/efc_els.c b/drivers/scsi/elx/libefc/efc_els.c index 7bb4f9aad2c8..84bc81d7ce76 100644 --- a/drivers/scsi/elx/libefc/efc_els.c +++ b/drivers/scsi/elx/libefc/efc_els.c @@ -46,18 +46,14 @@ efc_els_io_alloc_size(struct efc_node *node, u32 reqlen, u32 rsplen) efc = node->efc; - spin_lock_irqsave(&node->els_ios_lock, flags); - if (!node->els_io_enabled) { efc_log_err(efc, "els io alloc disabled\n"); - spin_unlock_irqrestore(&node->els_ios_lock, flags); return NULL; } els = mempool_alloc(efc->els_io_pool, GFP_ATOMIC); if (!els) { atomic_add_return(1, &efc->els_io_alloc_failed_count); - spin_unlock_irqrestore(&node->els_ios_lock, flags); return NULL; } @@ -74,7 +70,6 @@ efc_els_io_alloc_size(struct efc_node *node, u32 reqlen, u32 rsplen) &els->io.req.phys, GFP_KERNEL); if (!els->io.req.virt) { mempool_free(els, efc->els_io_pool); - spin_unlock_irqrestore(&node->els_ios_lock, flags); return NULL; } @@ -94,10 +89,11 @@ efc_els_io_alloc_size(struct efc_node *node, u32 reqlen, u32 rsplen) /* add els structure to ELS IO list */ INIT_LIST_HEAD(&els->list_entry); + spin_lock_irqsave(&node->els_ios_lock, flags); list_add_tail(&els->list_entry, &node->els_ios_list); + spin_unlock_irqrestore(&node->els_ios_lock, flags); } - spin_unlock_irqrestore(&node->els_ios_lock, flags); return els; } diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index a05ec7aece5a..ebf5ec38891b 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -400,8 +400,7 @@ void hisi_sas_task_deliver(struct hisi_hba *hisi_hba, struct hisi_sas_slot *slot, struct hisi_sas_dq *dq, struct hisi_sas_device *sas_dev, - struct hisi_sas_internal_abort *abort, - struct hisi_sas_tmf_task *tmf) + struct hisi_sas_internal_abort *abort) { struct hisi_sas_cmd_hdr *cmd_hdr_base; int dlvry_queue_slot, dlvry_queue; @@ -427,8 +426,6 @@ void hisi_sas_task_deliver(struct hisi_hba *hisi_hba, cmd_hdr_base = hisi_hba->cmd_hdr[dlvry_queue]; slot->cmd_hdr = &cmd_hdr_base[dlvry_queue_slot]; - slot->tmf = tmf; - slot->is_internal = tmf; task->lldd_task = slot; memset(slot->cmd_hdr, 0, sizeof(struct hisi_sas_cmd_hdr)); @@ -587,7 +584,7 @@ static int hisi_sas_task_exec(struct sas_task *task, gfp_t gfp_flags, slot->is_internal = tmf; /* protect task_prep and start_delivery sequence */ - hisi_sas_task_deliver(hisi_hba, slot, dq, sas_dev, NULL, tmf); + hisi_sas_task_deliver(hisi_hba, slot, dq, sas_dev, NULL); return 0; @@ -1380,12 +1377,13 @@ static int hisi_sas_softreset_ata_disk(struct domain_device *device) struct hisi_hba *hisi_hba = dev_to_hisi_hba(device); struct device *dev = hisi_hba->dev; int s = sizeof(struct host_to_dev_fis); + struct hisi_sas_tmf_task tmf = {}; ata_for_each_link(link, ap, EDGE) { int pmp = sata_srst_pmp(link); hisi_sas_fill_ata_reset_cmd(link->device, 1, pmp, fis); - rc = hisi_sas_exec_internal_tmf_task(device, fis, s, NULL); + rc = hisi_sas_exec_internal_tmf_task(device, fis, s, &tmf); if (rc != TMF_RESP_FUNC_COMPLETE) break; } @@ -1396,7 +1394,7 @@ static int hisi_sas_softreset_ata_disk(struct domain_device *device) hisi_sas_fill_ata_reset_cmd(link->device, 0, pmp, fis); rc = hisi_sas_exec_internal_tmf_task(device, fis, - s, NULL); + s, &tmf); if (rc != TMF_RESP_FUNC_COMPLETE) dev_err(dev, "ata disk %016llx de-reset failed\n", SAS_ADDR(device->sas_addr)); @@ -2067,7 +2065,7 @@ hisi_sas_internal_abort_task_exec(struct hisi_hba *hisi_hba, int device_id, slot->port = port; slot->is_internal = true; - hisi_sas_task_deliver(hisi_hba, slot, dq, sas_dev, abort, NULL); + hisi_sas_task_deliver(hisi_hba, slot, dq, sas_dev, abort); return 0; @@ -2666,9 +2664,6 @@ static struct Scsi_Host *hisi_sas_shost_alloc(struct platform_device *pdev, goto err_out; error = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); - if (error) - error = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)); - if (error) { dev_err(dev, "No usable DMA addressing method\n"); goto err_out; diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index a45ef9a5e12e..a01a3a7b706b 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -4695,8 +4695,6 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_out; rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); - if (rc) - rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (rc) { dev_err(dev, "No usable DMA addressing method\n"); rc = -ENODEV; diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 4878c94761f9..98cabe09c040 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -592,6 +592,7 @@ struct lpfc_vport { #define FC_VPORT_LOGO_RCVD 0x200 /* LOGO received on vport */ #define FC_RSCN_DISCOVERY 0x400 /* Auth all devices after RSCN */ #define FC_LOGO_RCVD_DID_CHNG 0x800 /* FDISC on phys port detect DID chng*/ +#define FC_PT2PT_NO_NVME 0x1000 /* Don't send NVME PRLI */ #define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ #define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */ #define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */ @@ -1161,6 +1162,16 @@ struct lpfc_hba { uint32_t cfg_hostmem_hgp; uint32_t cfg_log_verbose; uint32_t cfg_enable_fc4_type; +#define LPFC_ENABLE_FCP 1 +#define LPFC_ENABLE_NVME 2 +#define LPFC_ENABLE_BOTH 3 +#if (IS_ENABLED(CONFIG_NVME_FC)) +#define LPFC_MAX_ENBL_FC4_TYPE LPFC_ENABLE_BOTH +#define LPFC_DEF_ENBL_FC4_TYPE LPFC_ENABLE_BOTH +#else +#define LPFC_MAX_ENBL_FC4_TYPE LPFC_ENABLE_FCP +#define LPFC_DEF_ENBL_FC4_TYPE LPFC_ENABLE_FCP +#endif uint32_t cfg_aer_support; uint32_t cfg_sriov_nr_virtfn; uint32_t cfg_request_firmware_upgrade; @@ -1182,9 +1193,6 @@ struct lpfc_hba { uint32_t cfg_ras_fwlog_func; uint32_t cfg_enable_bbcr; /* Enable BB Credit Recovery */ uint32_t cfg_enable_dpp; /* Enable Direct Packet Push */ -#define LPFC_ENABLE_FCP 1 -#define LPFC_ENABLE_NVME 2 -#define LPFC_ENABLE_BOTH 3 uint32_t cfg_enable_pbde; uint32_t cfg_enable_mi; struct nvmet_fc_target_port *targetport; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 7a7f17d71811..fa8415259cb8 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -1315,6 +1315,9 @@ lpfc_issue_lip(struct Scsi_Host *shost) pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK; pmboxq->u.mb.mbxOwner = OWN_HOST; + if ((vport->fc_flag & FC_PT2PT) && (vport->fc_flag & FC_PT2PT_NO_NVME)) + vport->fc_flag &= ~FC_PT2PT_NO_NVME; + mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2); if ((mbxstatus == MBX_SUCCESS) && @@ -3978,8 +3981,8 @@ LPFC_ATTR_R(nvmet_mrq_post, * 3 - register both FCP and NVME * Supported values are [1,3]. Default value is 3 */ -LPFC_ATTR_R(enable_fc4_type, LPFC_ENABLE_BOTH, - LPFC_ENABLE_FCP, LPFC_ENABLE_BOTH, +LPFC_ATTR_R(enable_fc4_type, LPFC_DEF_ENBL_FC4_TYPE, + LPFC_ENABLE_FCP, LPFC_MAX_ENBL_FC4_TYPE, "Enable FC4 Protocol support - FCP / NVME"); /* diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index db5ccae1b63d..f936833c9909 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -1072,7 +1072,8 @@ stop_rr_fcf_flogi: /* FLOGI failed, so there is no fabric */ spin_lock_irq(shost->host_lock); - vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); + vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP | + FC_PT2PT_NO_NVME); spin_unlock_irq(shost->host_lock); /* If private loop, then allow max outstanding els to be @@ -4607,6 +4608,23 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, /* Added for Vendor specifc support * Just keep retrying for these Rsn / Exp codes */ + if ((vport->fc_flag & FC_PT2PT) && + cmd == ELS_CMD_NVMEPRLI) { + switch (stat.un.b.lsRjtRsnCode) { + case LSRJT_UNABLE_TPC: + case LSRJT_INVALID_CMD: + case LSRJT_LOGICAL_ERR: + case LSRJT_CMD_UNSUPPORTED: + lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS, + "0168 NVME PRLI LS_RJT " + "reason %x port doesn't " + "support NVME, disabling NVME\n", + stat.un.b.lsRjtRsnCode); + retry = 0; + vport->fc_flag |= FC_PT2PT_NO_NVME; + goto out_retry; + } + } switch (stat.un.b.lsRjtRsnCode) { case LSRJT_UNABLE_TPC: /* The driver has a VALID PLOGI but the rport has diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index a56f01f659f8..558f7d2559c4 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -2104,7 +2104,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) } if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) { - lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT, + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "3143 Port Down: Firmware Update " "Detected\n"); en_rn_msg = false; diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index 7d717a4ac14d..fdf5e777bf11 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -1961,8 +1961,9 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, * is configured try it. */ ndlp->nlp_fc4_type |= NLP_FC4_FCP; - if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || - (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) { + if ((!(vport->fc_flag & FC_PT2PT_NO_NVME)) && + (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || + vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) { ndlp->nlp_fc4_type |= NLP_FC4_NVME; /* We need to update the localport also */ lpfc_nvme_update_localport(vport); diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 1bc0db572d9e..430abebf99f1 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -13363,6 +13363,7 @@ lpfc_sli4_eratt_read(struct lpfc_hba *phba) uint32_t uerr_sta_hi, uerr_sta_lo; uint32_t if_type, portsmphr; struct lpfc_register portstat_reg; + u32 logmask; /* * For now, use the SLI4 device internal unrecoverable error @@ -13413,7 +13414,12 @@ lpfc_sli4_eratt_read(struct lpfc_hba *phba) readl(phba->sli4_hba.u.if_type2.ERR1regaddr); phba->work_status[1] = readl(phba->sli4_hba.u.if_type2.ERR2regaddr); - lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT, + logmask = LOG_TRACE_EVENT; + if (phba->work_status[0] == + SLIPORT_ERR1_REG_ERR_CODE_2 && + phba->work_status[1] == SLIPORT_ERR2_REG_FW_RESTART) + logmask = LOG_SLI; + lpfc_printf_log(phba, KERN_ERR, logmask, "2885 Port Status Event: " "port status reg 0x%x, " "port smphr reg 0x%x, " diff --git a/drivers/scsi/myrs.c b/drivers/scsi/myrs.c index 253ceca54a84..7eb8c39da366 100644 --- a/drivers/scsi/myrs.c +++ b/drivers/scsi/myrs.c @@ -2267,7 +2267,8 @@ static void myrs_cleanup(struct myrs_hba *cs) myrs_unmap(cs); if (cs->mmio_base) { - cs->disable_intr(cs); + if (cs->disable_intr) + cs->disable_intr(cs); iounmap(cs->mmio_base); cs->mmio_base = NULL; } diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index c814e5071712..9ec310b795c3 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -2692,7 +2692,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb) u32 tag = le32_to_cpu(psataPayload->tag); u32 port_id = le32_to_cpu(psataPayload->port_id); u32 dev_id = le32_to_cpu(psataPayload->device_id); - unsigned long flags; if (event) pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event); @@ -2724,8 +2723,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb) ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; - if (pm8001_dev) - atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); @@ -2767,7 +2764,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_QUEUE_FULL; - pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); return; } break; @@ -2853,20 +2849,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb) ts->stat = SAS_OPEN_TO; break; } - spin_lock_irqsave(&t->task_state_lock, flags); - t->task_state_flags &= ~SAS_TASK_STATE_PENDING; - t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; - t->task_state_flags |= SAS_TASK_STATE_DONE; - if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { - spin_unlock_irqrestore(&t->task_state_lock, flags); - pm8001_dbg(pm8001_ha, FAIL, - "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", - t, event, ts->resp, ts->stat); - pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); - } else { - spin_unlock_irqrestore(&t->task_state_lock, flags); - pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); - } } /*See the comments for mpi_ssp_completion */ diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index 160ee8b228c9..32edda3e55c6 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -769,8 +769,13 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev, res = -TMF_RESP_FUNC_FAILED; /* Even TMF timed out, return direct. */ if (task->task_state_flags & SAS_TASK_STATE_ABORTED) { + struct pm8001_ccb_info *ccb = task->lldd_task; + pm8001_dbg(pm8001_ha, FAIL, "TMF task[%x]timeout.\n", tmf->tmf); + + if (ccb) + ccb->task = NULL; goto ex_err; } diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c index bbf538fe15b3..9d20f8009b89 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.c +++ b/drivers/scsi/pm8001/pm80xx_hwi.c @@ -2185,9 +2185,9 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", t, status, ts->resp, ts->stat); + pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); if (t->slow_task) complete(&t->slow_task->completion); - pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); @@ -2794,9 +2794,9 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", t, status, ts->resp, ts->stat); + pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); if (t->slow_task) complete(&t->slow_task->completion); - pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); spin_unlock_irqrestore(&circularQ->oq_lock, @@ -2821,7 +2821,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, u32 tag = le32_to_cpu(psataPayload->tag); u32 port_id = le32_to_cpu(psataPayload->port_id); u32 dev_id = le32_to_cpu(psataPayload->device_id); - unsigned long flags; if (event) pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event); @@ -2854,8 +2853,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; - if (pm8001_dev) - atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); @@ -2904,11 +2901,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_QUEUE_FULL; - spin_unlock_irqrestore(&circularQ->oq_lock, - circularQ->lock_flags); - pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); - spin_lock_irqsave(&circularQ->oq_lock, - circularQ->lock_flags); return; } break; @@ -3008,24 +3000,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, ts->stat = SAS_OPEN_TO; break; } - spin_lock_irqsave(&t->task_state_lock, flags); - t->task_state_flags &= ~SAS_TASK_STATE_PENDING; - t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; - t->task_state_flags |= SAS_TASK_STATE_DONE; - if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { - spin_unlock_irqrestore(&t->task_state_lock, flags); - pm8001_dbg(pm8001_ha, FAIL, - "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", - t, event, ts->resp, ts->stat); - pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); - } else { - spin_unlock_irqrestore(&t->task_state_lock, flags); - spin_unlock_irqrestore(&circularQ->oq_lock, - circularQ->lock_flags); - pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag); - spin_lock_irqsave(&circularQ->oq_lock, - circularQ->lock_flags); - } } /*See the comments for mpi_ssp_completion */ @@ -3931,6 +3905,7 @@ static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha, /** * process_one_iomb - process one outbound Queue memory block * @pm8001_ha: our hba card information + * @circularQ: outbound circular queue * @piomb: IO message buffer */ static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, @@ -4151,10 +4126,22 @@ static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) u32 ret = MPI_IO_STATUS_FAIL; u32 regval; + /* + * Fatal errors are programmed to be signalled in irq vector + * pm8001_ha->max_q_num - 1 through pm8001_ha->main_cfg_tbl.pm80xx_tbl. + * fatal_err_interrupt + */ if (vec == (pm8001_ha->max_q_num - 1)) { + u32 mipsall_ready; + + if (pm8001_ha->chip_id == chip_8008 || + pm8001_ha->chip_id == chip_8009) + mipsall_ready = SCRATCH_PAD_MIPSALL_READY_8PORT; + else + mipsall_ready = SCRATCH_PAD_MIPSALL_READY_16PORT; + regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); - if ((regval & SCRATCH_PAD_MIPSALL_READY) != - SCRATCH_PAD_MIPSALL_READY) { + if ((regval & mipsall_ready) != mipsall_ready) { pm8001_ha->controller_fatal_error = true; pm8001_dbg(pm8001_ha, FAIL, "Firmware Fatal error! Regval:0x%x\n", diff --git a/drivers/scsi/pm8001/pm80xx_hwi.h b/drivers/scsi/pm8001/pm80xx_hwi.h index c7e5d93bea92..c41ed039c92a 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.h +++ b/drivers/scsi/pm8001/pm80xx_hwi.h @@ -1405,8 +1405,12 @@ typedef struct SASProtocolTimerConfig SASProtocolTimerConfig_t; #define SCRATCH_PAD_BOOT_LOAD_SUCCESS 0x0 #define SCRATCH_PAD_IOP0_READY 0xC00 #define SCRATCH_PAD_IOP1_READY 0x3000 -#define SCRATCH_PAD_MIPSALL_READY (SCRATCH_PAD_IOP1_READY | \ +#define SCRATCH_PAD_MIPSALL_READY_16PORT (SCRATCH_PAD_IOP1_READY | \ SCRATCH_PAD_IOP0_READY | \ + SCRATCH_PAD_ILA_READY | \ + SCRATCH_PAD_RAAE_READY) +#define SCRATCH_PAD_MIPSALL_READY_8PORT (SCRATCH_PAD_IOP0_READY | \ + SCRATCH_PAD_ILA_READY | \ SCRATCH_PAD_RAAE_READY) /* boot loader state */ diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c index 99a56ca1fb16..fab43dabe5b3 100644 --- a/drivers/scsi/qedf/qedf_io.c +++ b/drivers/scsi/qedf/qedf_io.c @@ -2250,6 +2250,7 @@ process_els: io_req->tm_flags == FCP_TMF_TGT_RESET) { clear_bit(QEDF_CMD_OUTSTANDING, &io_req->flags); io_req->sc_cmd = NULL; + kref_put(&io_req->refcount, qedf_release_cmd); complete(&io_req->tm_done); } diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index cdc66e2a9488..6ad28bc8e948 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -911,7 +911,7 @@ void qedf_ctx_soft_reset(struct fc_lport *lport) struct qed_link_output if_link; if (lport->vport) { - QEDF_ERR(NULL, "Cannot issue host reset on NPIV port.\n"); + printk_ratelimited("Cannot issue host reset on NPIV port.\n"); return; } @@ -1864,6 +1864,7 @@ static int qedf_vport_create(struct fc_vport *vport, bool disabled) vport_qedf->cmd_mgr = base_qedf->cmd_mgr; init_completion(&vport_qedf->flogi_compl); INIT_LIST_HEAD(&vport_qedf->fcports); + INIT_DELAYED_WORK(&vport_qedf->stag_work, qedf_stag_change_work); rc = qedf_vport_libfc_config(vport, vn_port); if (rc) { @@ -3980,7 +3981,9 @@ void qedf_stag_change_work(struct work_struct *work) struct qedf_ctx *qedf = container_of(work, struct qedf_ctx, stag_work.work); - QEDF_ERR(&qedf->dbg_ctx, "Performing software context reset.\n"); + printk_ratelimited("[%s]:[%s:%d]:%d: Performing software context reset.", + dev_name(&qedf->pdev->dev), __func__, __LINE__, + qedf->dbg_ctx.host_no); qedf_ctx_soft_reset(qedf->lport); } diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c index 5916ed7662d5..4eb89aa4a39d 100644 --- a/drivers/scsi/qedi/qedi_fw.c +++ b/drivers/scsi/qedi/qedi_fw.c @@ -771,11 +771,10 @@ static void qedi_process_cmd_cleanup_resp(struct qedi_ctx *qedi, qedi_cmd->list_tmf_work = NULL; } } + spin_unlock_bh(&qedi_conn->tmf_work_lock); - if (!found) { - spin_unlock_bh(&qedi_conn->tmf_work_lock); + if (!found) goto check_cleanup_reqs; - } QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_SCSI_TM, "TMF work, cqe->tid=0x%x, tmf flags=0x%x, cid=0x%x\n", @@ -806,7 +805,6 @@ static void qedi_process_cmd_cleanup_resp(struct qedi_ctx *qedi, qedi_cmd->state = CLEANUP_RECV; unlock: spin_unlock_bh(&conn->session->back_lock); - spin_unlock_bh(&qedi_conn->tmf_work_lock); wake_up_interruptible(&qedi_conn->wait_queue); return; diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 3520b9384428..f4e6c68ac99e 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -214,6 +214,48 @@ static void scsi_unlock_floptical(struct scsi_device *sdev, SCSI_TIMEOUT, 3, NULL); } +static int scsi_realloc_sdev_budget_map(struct scsi_device *sdev, + unsigned int depth) +{ + int new_shift = sbitmap_calculate_shift(depth); + bool need_alloc = !sdev->budget_map.map; + bool need_free = false; + int ret; + struct sbitmap sb_backup; + + /* + * realloc if new shift is calculated, which is caused by setting + * up one new default queue depth after calling ->slave_configure + */ + if (!need_alloc && new_shift != sdev->budget_map.shift) + need_alloc = need_free = true; + + if (!need_alloc) + return 0; + + /* + * Request queue has to be frozen for reallocating budget map, + * and here disk isn't added yet, so freezing is pretty fast + */ + if (need_free) { + blk_mq_freeze_queue(sdev->request_queue); + sb_backup = sdev->budget_map; + } + ret = sbitmap_init_node(&sdev->budget_map, + scsi_device_max_queue_depth(sdev), + new_shift, GFP_KERNEL, + sdev->request_queue->node, false, true); + if (need_free) { + if (ret) + sdev->budget_map = sb_backup; + else + sbitmap_free(&sb_backup); + ret = 0; + blk_mq_unfreeze_queue(sdev->request_queue); + } + return ret; +} + /** * scsi_alloc_sdev - allocate and setup a scsi_Device * @starget: which target to allocate a &scsi_device for @@ -306,11 +348,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget, * default device queue depth to figure out sbitmap shift * since we use this queue depth most of times. */ - if (sbitmap_init_node(&sdev->budget_map, - scsi_device_max_queue_depth(sdev), - sbitmap_calculate_shift(depth), - GFP_KERNEL, sdev->request_queue->node, - false, true)) { + if (scsi_realloc_sdev_budget_map(sdev, depth)) { put_device(&starget->dev); kfree(sdev); goto out; @@ -1017,6 +1055,13 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result, } return SCSI_SCAN_NO_RESPONSE; } + + /* + * The queue_depth is often changed in ->slave_configure. + * Set up budget map again since memory consumption of + * the map depends on actual queue depth. + */ + scsi_realloc_sdev_budget_map(sdev, sdev->queue_depth); } if (sdev->scsi_level >= SCSI_3) diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c index 8b16bbbcb806..87975d1a21c8 100644 --- a/drivers/scsi/ufs/ufshcd-pltfrm.c +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c @@ -92,6 +92,11 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba) clki->min_freq = clkfreq[i]; clki->max_freq = clkfreq[i+1]; clki->name = devm_kstrdup(dev, name, GFP_KERNEL); + if (!clki->name) { + ret = -ENOMEM; + goto out; + } + if (!strcmp(name, "ref_clk")) clki->keep_link_active = true; dev_dbg(dev, "%s: min %u max %u name %s\n", "freq-table-hz", @@ -127,6 +132,8 @@ static int ufshcd_populate_vreg(struct device *dev, const char *name, return -ENOMEM; vreg->name = devm_kstrdup(dev, name, GFP_KERNEL); + if (!vreg->name) + return -ENOMEM; snprintf(prop_name, MAX_PROP_SIZE, "%s-max-microamp", name); if (of_property_read_u32(np, prop_name, &vreg->max_uA)) { diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 460d2b440d2e..9349557b8a01 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -2681,7 +2681,7 @@ static int ufshcd_map_queues(struct Scsi_Host *shost) break; case HCTX_TYPE_READ: map->nr_queues = 0; - break; + continue; default: WARN_ON_ONCE(true); } @@ -8613,7 +8613,7 @@ static void ufshcd_hba_exit(struct ufs_hba *hba) * @pwr_mode: device power mode to set * * Returns 0 if requested power mode is set successfully - * Returns non-zero if failed to set the requested power mode + * Returns < 0 if failed to set the requested power mode */ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, enum ufs_dev_pwr_mode pwr_mode) @@ -8667,8 +8667,11 @@ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, sdev_printk(KERN_WARNING, sdp, "START_STOP failed for power mode: %d, result %x\n", pwr_mode, ret); - if (ret > 0 && scsi_sense_valid(&sshdr)) - scsi_print_sense_hdr(sdp, NULL, &sshdr); + if (ret > 0) { + if (scsi_sense_valid(&sshdr)) + scsi_print_sense_hdr(sdp, NULL, &sshdr); + ret = -EIO; + } } if (!ret) diff --git a/drivers/scsi/ufs/ufshci.h b/drivers/scsi/ufs/ufshci.h index 6a295c88d850..a7ff0e5b5494 100644 --- a/drivers/scsi/ufs/ufshci.h +++ b/drivers/scsi/ufs/ufshci.h @@ -142,7 +142,8 @@ static inline u32 ufshci_version(u32 major, u32 minor) #define INT_FATAL_ERRORS (DEVICE_FATAL_ERROR |\ CONTROLLER_FATAL_ERROR |\ SYSTEM_BUS_FATAL_ERROR |\ - CRYPTO_ENGINE_FATAL_ERROR) + CRYPTO_ENGINE_FATAL_ERROR |\ + UIC_LINK_LOST) /* HCS - Host Controller Status 30h */ #define DEVICE_PRESENT 0x1 diff --git a/drivers/scsi/xen-scsifront.c b/drivers/scsi/xen-scsifront.c index 12c10a5e3d93..7f421600cb66 100644 --- a/drivers/scsi/xen-scsifront.c +++ b/drivers/scsi/xen-scsifront.c @@ -233,12 +233,11 @@ static void scsifront_gnttab_done(struct vscsifrnt_info *info, return; for (i = 0; i < shadow->nr_grants; i++) { - if (unlikely(gnttab_query_foreign_access(shadow->gref[i]))) { + if (unlikely(!gnttab_try_end_foreign_access(shadow->gref[i]))) { shost_printk(KERN_ALERT, info->host, KBUILD_MODNAME "grant still in use by backend\n"); BUG(); } - gnttab_end_foreign_access(shadow->gref[i], 0, 0UL); } kfree(shadow->sg); diff --git a/drivers/soc/aspeed/aspeed-lpc-ctrl.c b/drivers/soc/aspeed/aspeed-lpc-ctrl.c index 72771e018c42..258894ed234b 100644 --- a/drivers/soc/aspeed/aspeed-lpc-ctrl.c +++ b/drivers/soc/aspeed/aspeed-lpc-ctrl.c @@ -306,10 +306,9 @@ static int aspeed_lpc_ctrl_probe(struct platform_device *pdev) } lpc_ctrl->clk = devm_clk_get(dev, NULL); - if (IS_ERR(lpc_ctrl->clk)) { - dev_err(dev, "couldn't get clock\n"); - return PTR_ERR(lpc_ctrl->clk); - } + if (IS_ERR(lpc_ctrl->clk)) + return dev_err_probe(dev, PTR_ERR(lpc_ctrl->clk), + "couldn't get clock\n"); rc = clk_prepare_enable(lpc_ctrl->clk); if (rc) { dev_err(dev, "couldn't enable clock\n"); diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c index 072473a16f4d..5ed2fc1c53a0 100644 --- a/drivers/soc/fsl/guts.c +++ b/drivers/soc/fsl/guts.c @@ -28,7 +28,6 @@ struct fsl_soc_die_attr { static struct guts *guts; static struct soc_device_attribute soc_dev_attr; static struct soc_device *soc_dev; -static struct device_node *root; /* SoC die attribute definition for QorIQ platform */ @@ -138,7 +137,7 @@ static u32 fsl_guts_get_svr(void) static int fsl_guts_probe(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node; + struct device_node *root, *np = pdev->dev.of_node; struct device *dev = &pdev->dev; const struct fsl_soc_die_attr *soc_die; const char *machine; @@ -159,8 +158,14 @@ static int fsl_guts_probe(struct platform_device *pdev) root = of_find_node_by_path("/"); if (of_property_read_string(root, "model", &machine)) of_property_read_string_index(root, "compatible", 0, &machine); - if (machine) - soc_dev_attr.machine = machine; + if (machine) { + soc_dev_attr.machine = devm_kstrdup(dev, machine, GFP_KERNEL); + if (!soc_dev_attr.machine) { + of_node_put(root); + return -ENOMEM; + } + } + of_node_put(root); svr = fsl_guts_get_svr(); soc_die = fsl_soc_die_match(svr, fsl_soc_die); @@ -195,7 +200,6 @@ static int fsl_guts_probe(struct platform_device *pdev) static int fsl_guts_remove(struct platform_device *dev) { soc_device_unregister(soc_dev); - of_node_put(root); return 0; } diff --git a/drivers/soc/fsl/qe/qe.c b/drivers/soc/fsl/qe/qe.c index 4d38c80f8be8..b3c226eb5292 100644 --- a/drivers/soc/fsl/qe/qe.c +++ b/drivers/soc/fsl/qe/qe.c @@ -147,7 +147,7 @@ EXPORT_SYMBOL(qe_issue_cmd); * memory mapped space. * The BRG clock is the QE clock divided by 2. * It was set up long ago during the initial boot phase and is - * is given to us. + * given to us. * Baud rate clocks are zero-based in the driver code (as that maps * to port numbers). Documentation uses 1-based numbering. */ @@ -421,7 +421,7 @@ static void qe_upload_microcode(const void *base, for (i = 0; i < be32_to_cpu(ucode->count); i++) iowrite32be(be32_to_cpu(code[i]), &qe_immr->iram.idata); - + /* Set I-RAM Ready Register */ iowrite32be(QE_IRAM_READY, &qe_immr->iram.iready); } diff --git a/drivers/soc/fsl/qe/qe_io.c b/drivers/soc/fsl/qe/qe_io.c index e277c827bdf3..a5e2d0e5ab51 100644 --- a/drivers/soc/fsl/qe/qe_io.c +++ b/drivers/soc/fsl/qe/qe_io.c @@ -35,6 +35,8 @@ int par_io_init(struct device_node *np) if (ret) return ret; par_io = ioremap(res.start, resource_size(&res)); + if (!par_io) + return -ENOMEM; if (!of_property_read_u32(np, "num-ports", &num_ports)) num_par_io_ports = num_ports; diff --git a/drivers/soc/imx/gpcv2.c b/drivers/soc/imx/gpcv2.c index 3e59d479d001..3cb123016b3e 100644 --- a/drivers/soc/imx/gpcv2.c +++ b/drivers/soc/imx/gpcv2.c @@ -382,7 +382,8 @@ static int imx_pgc_power_down(struct generic_pm_domain *genpd) return 0; out_clk_disable: - clk_bulk_disable_unprepare(domain->num_clks, domain->clks); + if (!domain->keep_clocks) + clk_bulk_disable_unprepare(domain->num_clks, domain->clks); return ret; } diff --git a/drivers/soc/mediatek/mt8192-mmsys.h b/drivers/soc/mediatek/mt8192-mmsys.h index 6f0a57044a7b..6aae0b12b6ff 100644 --- a/drivers/soc/mediatek/mt8192-mmsys.h +++ b/drivers/soc/mediatek/mt8192-mmsys.h @@ -53,7 +53,8 @@ static const struct mtk_mmsys_routes mmsys_mt8192_routing_table[] = { MT8192_AAL0_SEL_IN_CCORR0 }, { DDP_COMPONENT_DITHER, DDP_COMPONENT_DSI0, - MT8192_DISP_DSI0_SEL_IN, MT8192_DSI0_SEL_IN_DITHER0 + MT8192_DISP_DSI0_SEL_IN, MT8192_DSI0_SEL_IN_DITHER0, + MT8192_DSI0_SEL_IN_DITHER0 }, { DDP_COMPONENT_RDMA0, DDP_COMPONENT_COLOR0, MT8192_DISP_RDMA0_SOUT_SEL, MT8192_RDMA0_SOUT_COLOR0, diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c index 670cc82d17dc..ca75b14931ec 100644 --- a/drivers/soc/mediatek/mtk-scpsys.c +++ b/drivers/soc/mediatek/mtk-scpsys.c @@ -411,17 +411,12 @@ out: return ret; } -static int init_clks(struct platform_device *pdev, struct clk **clk) +static void init_clks(struct platform_device *pdev, struct clk **clk) { int i; - for (i = CLK_NONE + 1; i < CLK_MAX; i++) { + for (i = CLK_NONE + 1; i < CLK_MAX; i++) clk[i] = devm_clk_get(&pdev->dev, clk_names[i]); - if (IS_ERR(clk[i])) - return PTR_ERR(clk[i]); - } - - return 0; } static struct scp *init_scp(struct platform_device *pdev, @@ -431,7 +426,7 @@ static struct scp *init_scp(struct platform_device *pdev, { struct genpd_onecell_data *pd_data; struct resource *res; - int i, j, ret; + int i, j; struct scp *scp; struct clk *clk[CLK_MAX]; @@ -486,9 +481,7 @@ static struct scp *init_scp(struct platform_device *pdev, pd_data->num_domains = num; - ret = init_clks(pdev, clk); - if (ret) - return ERR_PTR(ret); + init_clks(pdev, clk); for (i = 0; i < num; i++) { struct scp_domain *scpd = &scp->domains[i]; diff --git a/drivers/soc/samsung/Kconfig b/drivers/soc/samsung/Kconfig index a9f8b224322e..02e319508cc6 100644 --- a/drivers/soc/samsung/Kconfig +++ b/drivers/soc/samsung/Kconfig @@ -31,7 +31,7 @@ config EXYNOS_USI help Enable support for USI block. USI (Universal Serial Interface) is an IP-core found in modern Samsung Exynos SoCs, like Exynos850 and - ExynosAutoV0. USI block can be configured to provide one of the + ExynosAutoV9. USI block can be configured to provide one of the following serial protocols: UART, SPI or High Speed I2C. This driver allows one to configure USI for desired protocol, which diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exynos-chipid.c index 2746d05936d3..0fb3631e7346 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -204,7 +204,7 @@ module_platform_driver(exynos_chipid_driver); MODULE_DESCRIPTION("Samsung Exynos ChipID controller and ASV driver"); MODULE_AUTHOR("Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>"); -MODULE_AUTHOR("Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>"); +MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>"); MODULE_AUTHOR("Pankaj Dubey <pankaj.dubey@samsung.com>"); MODULE_AUTHOR("Sylwester Nawrocki <s.nawrocki@samsung.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c index c9a769b8594b..86c76211b3d3 100644 --- a/drivers/spi/spi-bcm-qspi.c +++ b/drivers/spi/spi-bcm-qspi.c @@ -585,7 +585,7 @@ static void bcm_qspi_chip_select(struct bcm_qspi *qspi, int cs) u32 rd = 0; u32 wr = 0; - if (qspi->base[CHIP_SELECT]) { + if (cs >= 0 && qspi->base[CHIP_SELECT]) { rd = bcm_qspi_read(qspi, CHIP_SELECT, 0); wr = (rd & ~0xff) | (1 << cs); if (rd == wr) diff --git a/drivers/spi/spi-meson-spicc.c b/drivers/spi/spi-meson-spicc.c index c208efeadd18..0bc7daa7afc8 100644 --- a/drivers/spi/spi-meson-spicc.c +++ b/drivers/spi/spi-meson-spicc.c @@ -693,6 +693,11 @@ static int meson_spicc_probe(struct platform_device *pdev) writel_relaxed(0, spicc->base + SPICC_INTREG); irq = platform_get_irq(pdev, 0); + if (irq < 0) { + ret = irq; + goto out_master; + } + ret = devm_request_irq(&pdev->dev, irq, meson_spicc_irq, 0, NULL, spicc); if (ret) { diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index a15de10ee286..753bd313e6fd 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -624,7 +624,7 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) else mdata->state = MTK_SPI_IDLE; - if (!master->can_dma(master, master->cur_msg->spi, trans)) { + if (!master->can_dma(master, NULL, trans)) { if (trans->rx_buf) { cnt = mdata->xfer_len / 4; ioread32_rep(mdata->base + SPI_RX_DATA_REG, diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index 553b6b9d0222..c6a1bb09be05 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -585,6 +585,12 @@ static int rockchip_spi_slave_abort(struct spi_controller *ctlr) { struct rockchip_spi *rs = spi_controller_get_devdata(ctlr); + if (atomic_read(&rs->state) & RXDMA) + dmaengine_terminate_sync(ctlr->dma_rx); + if (atomic_read(&rs->state) & TXDMA) + dmaengine_terminate_sync(ctlr->dma_tx); + atomic_set(&rs->state, 0); + spi_enable_chip(rs, false); rs->slave_abort = true; spi_finalize_current_transfer(ctlr); @@ -654,7 +660,7 @@ static int rockchip_spi_probe(struct platform_device *pdev) struct spi_controller *ctlr; struct resource *mem; struct device_node *np = pdev->dev.of_node; - u32 rsd_nsecs; + u32 rsd_nsecs, num_cs; bool slave_mode; slave_mode = of_property_read_bool(np, "spi-slave"); @@ -764,8 +770,9 @@ static int rockchip_spi_probe(struct platform_device *pdev) * rk spi0 has two native cs, spi1..5 one cs only * if num-cs is missing in the dts, default to 1 */ - if (of_property_read_u16(np, "num-cs", &ctlr->num_chipselect)) - ctlr->num_chipselect = 1; + if (of_property_read_u32(np, "num-cs", &num_cs)) + num_cs = 1; + ctlr->num_chipselect = num_cs; ctlr->use_gpio_descriptors = true; } ctlr->dev.of_node = pdev->dev.of_node; diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c index 514337c86d2c..ffdc55f87e82 100644 --- a/drivers/spi/spi-stm32-qspi.c +++ b/drivers/spi/spi-stm32-qspi.c @@ -688,7 +688,7 @@ static int stm32_qspi_probe(struct platform_device *pdev) struct resource *res; int ret, irq; - ctrl = spi_alloc_master(dev, sizeof(*qspi)); + ctrl = devm_spi_alloc_master(dev, sizeof(*qspi)); if (!ctrl) return -ENOMEM; @@ -697,58 +697,46 @@ static int stm32_qspi_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi"); qspi->io_base = devm_ioremap_resource(dev, res); - if (IS_ERR(qspi->io_base)) { - ret = PTR_ERR(qspi->io_base); - goto err_master_put; - } + if (IS_ERR(qspi->io_base)) + return PTR_ERR(qspi->io_base); qspi->phys_base = res->start; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi_mm"); qspi->mm_base = devm_ioremap_resource(dev, res); - if (IS_ERR(qspi->mm_base)) { - ret = PTR_ERR(qspi->mm_base); - goto err_master_put; - } + if (IS_ERR(qspi->mm_base)) + return PTR_ERR(qspi->mm_base); qspi->mm_size = resource_size(res); - if (qspi->mm_size > STM32_QSPI_MAX_MMAP_SZ) { - ret = -EINVAL; - goto err_master_put; - } + if (qspi->mm_size > STM32_QSPI_MAX_MMAP_SZ) + return -EINVAL; irq = platform_get_irq(pdev, 0); - if (irq < 0) { - ret = irq; - goto err_master_put; - } + if (irq < 0) + return irq; ret = devm_request_irq(dev, irq, stm32_qspi_irq, 0, dev_name(dev), qspi); if (ret) { dev_err(dev, "failed to request irq\n"); - goto err_master_put; + return ret; } init_completion(&qspi->data_completion); init_completion(&qspi->match_completion); qspi->clk = devm_clk_get(dev, NULL); - if (IS_ERR(qspi->clk)) { - ret = PTR_ERR(qspi->clk); - goto err_master_put; - } + if (IS_ERR(qspi->clk)) + return PTR_ERR(qspi->clk); qspi->clk_rate = clk_get_rate(qspi->clk); - if (!qspi->clk_rate) { - ret = -EINVAL; - goto err_master_put; - } + if (!qspi->clk_rate) + return -EINVAL; ret = clk_prepare_enable(qspi->clk); if (ret) { dev_err(dev, "can not enable the clock\n"); - goto err_master_put; + return ret; } rstc = devm_reset_control_get_exclusive(dev, NULL); @@ -784,7 +772,7 @@ static int stm32_qspi_probe(struct platform_device *pdev) pm_runtime_enable(dev); pm_runtime_get_noresume(dev); - ret = devm_spi_register_master(dev, ctrl); + ret = spi_register_master(ctrl); if (ret) goto err_pm_runtime_free; @@ -806,8 +794,6 @@ err_dma_free: stm32_qspi_dma_free(qspi); err_clk_disable: clk_disable_unprepare(qspi->clk); -err_master_put: - spi_master_put(qspi->ctrl); return ret; } @@ -817,6 +803,7 @@ static int stm32_qspi_remove(struct platform_device *pdev) struct stm32_qspi *qspi = platform_get_drvdata(pdev); pm_runtime_get_sync(qspi->dev); + spi_unregister_master(qspi->ctrl); /* disable qspi */ writel_relaxed(0, qspi->io_base + QSPI_CR); stm32_qspi_dma_free(qspi); diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c index 9bd3fd1652f7..7fc24505a72c 100644 --- a/drivers/spi/spi-stm32.c +++ b/drivers/spi/spi-stm32.c @@ -221,7 +221,6 @@ struct stm32_spi; * time between frames (if driver has this functionality) * @set_number_of_data: optional routine to configure registers to desired * number of data (if driver has this functionality) - * @can_dma: routine to determine if the transfer is eligible for DMA use * @transfer_one_dma_start: routine to start transfer a single spi_transfer * using DMA * @dma_rx_cb: routine to call after DMA RX channel operation is complete @@ -232,7 +231,7 @@ struct stm32_spi; * @baud_rate_div_min: minimum baud rate divisor * @baud_rate_div_max: maximum baud rate divisor * @has_fifo: boolean to know if fifo is used for driver - * @has_startbit: boolean to know if start bit is used to start transfer + * @flags: compatible specific SPI controller flags used at registration time */ struct stm32_spi_cfg { const struct stm32_spi_regspec *regs; @@ -253,6 +252,7 @@ struct stm32_spi_cfg { unsigned int baud_rate_div_min; unsigned int baud_rate_div_max; bool has_fifo; + u16 flags; }; /** @@ -1722,6 +1722,7 @@ static const struct stm32_spi_cfg stm32f4_spi_cfg = { .baud_rate_div_min = STM32F4_SPI_BR_DIV_MIN, .baud_rate_div_max = STM32F4_SPI_BR_DIV_MAX, .has_fifo = false, + .flags = SPI_MASTER_MUST_TX, }; static const struct stm32_spi_cfg stm32h7_spi_cfg = { @@ -1854,7 +1855,7 @@ static int stm32_spi_probe(struct platform_device *pdev) master->prepare_message = stm32_spi_prepare_msg; master->transfer_one = stm32_spi_transfer_one; master->unprepare_message = stm32_spi_unprepare_msg; - master->flags = SPI_MASTER_MUST_TX; + master->flags = spi->cfg->flags; spi->dma_tx = dma_request_chan(spi->dev, "tx"); if (IS_ERR(spi->dma_tx)) { diff --git a/drivers/spi/spi-uniphier.c b/drivers/spi/spi-uniphier.c index 342ee8d2c476..cc0da4822231 100644 --- a/drivers/spi/spi-uniphier.c +++ b/drivers/spi/spi-uniphier.c @@ -726,7 +726,7 @@ static int uniphier_spi_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "failed to get TX DMA capacities: %d\n", ret); - goto out_disable_clk; + goto out_release_dma; } dma_tx_burst = caps.max_burst; } @@ -735,7 +735,7 @@ static int uniphier_spi_probe(struct platform_device *pdev) if (IS_ERR_OR_NULL(master->dma_rx)) { if (PTR_ERR(master->dma_rx) == -EPROBE_DEFER) { ret = -EPROBE_DEFER; - goto out_disable_clk; + goto out_release_dma; } master->dma_rx = NULL; dma_rx_burst = INT_MAX; @@ -744,7 +744,7 @@ static int uniphier_spi_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "failed to get RX DMA capacities: %d\n", ret); - goto out_disable_clk; + goto out_release_dma; } dma_rx_burst = caps.max_burst; } @@ -753,10 +753,20 @@ static int uniphier_spi_probe(struct platform_device *pdev) ret = devm_spi_register_master(&pdev->dev, master); if (ret) - goto out_disable_clk; + goto out_release_dma; return 0; +out_release_dma: + if (!IS_ERR_OR_NULL(master->dma_rx)) { + dma_release_channel(master->dma_rx); + master->dma_rx = NULL; + } + if (!IS_ERR_OR_NULL(master->dma_tx)) { + dma_release_channel(master->dma_tx); + master->dma_tx = NULL; + } + out_disable_clk: clk_disable_unprepare(priv->clk); diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c index cfa222c9bd5e..78f31b61a2aa 100644 --- a/drivers/spi/spi-zynq-qspi.c +++ b/drivers/spi/spi-zynq-qspi.c @@ -570,6 +570,9 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, if (op->dummy.nbytes) { tmpbuf = kzalloc(op->dummy.nbytes, GFP_KERNEL); + if (!tmpbuf) + return -ENOMEM; + memset(tmpbuf, 0xff, op->dummy.nbytes); reinit_completion(&xqspi->data_completion); xqspi->txbuf = tmpbuf; diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 4599b121d744..d96082dc3340 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1019,10 +1019,10 @@ int spi_map_buf(struct spi_controller *ctlr, struct device *dev, int i, ret; if (vmalloced_buf || kmap_buf) { - desc_len = min_t(int, max_seg_size, PAGE_SIZE); + desc_len = min_t(unsigned int, max_seg_size, PAGE_SIZE); sgs = DIV_ROUND_UP(len + offset_in_page(buf), desc_len); } else if (virt_addr_valid(buf)) { - desc_len = min_t(int, max_seg_size, ctlr->max_dma_len); + desc_len = min_t(unsigned int, max_seg_size, ctlr->max_dma_len); sgs = DIV_ROUND_UP(len, desc_len); } else { return -EINVAL; diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c index abe9395a0aef..861a154144e6 100644 --- a/drivers/staging/fbtft/fb_st7789v.c +++ b/drivers/staging/fbtft/fb_st7789v.c @@ -144,6 +144,8 @@ static int init_display(struct fbtft_par *par) { int rc; + par->fbtftops.reset(par); + rc = init_tearing_effect_line(par); if (rc) return rc; diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h index 4cdec34e23d2..55677efc0138 100644 --- a/drivers/staging/fbtft/fbtft.h +++ b/drivers/staging/fbtft/fbtft.h @@ -334,7 +334,10 @@ static int __init fbtft_driver_module_init(void) \ ret = spi_register_driver(&fbtft_driver_spi_driver); \ if (ret < 0) \ return ret; \ - return platform_driver_register(&fbtft_driver_platform_driver); \ + ret = platform_driver_register(&fbtft_driver_platform_driver); \ + if (ret < 0) \ + spi_unregister_driver(&fbtft_driver_spi_driver); \ + return ret; \ } \ \ static void __exit fbtft_driver_module_exit(void) \ diff --git a/drivers/staging/gdm724x/gdm_lte.c b/drivers/staging/gdm724x/gdm_lte.c index 493ed4821515..0d8d8fed283d 100644 --- a/drivers/staging/gdm724x/gdm_lte.c +++ b/drivers/staging/gdm724x/gdm_lte.c @@ -76,14 +76,15 @@ static void tx_complete(void *arg) static int gdm_lte_rx(struct sk_buff *skb, struct nic *nic, int nic_type) { - int ret; + int ret, len; + len = skb->len + ETH_HLEN; ret = netif_rx_ni(skb); if (ret == NET_RX_DROP) { nic->stats.rx_dropped++; } else { nic->stats.rx_packets++; - nic->stats.rx_bytes += skb->len + ETH_HLEN; + nic->stats.rx_bytes += len; } return 0; diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c index 0f82f5031c43..49a3f45cb771 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c @@ -5907,6 +5907,7 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) struct sta_info *psta_bmc; struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct sta_priv *pstapriv = &padapter->stapriv; /* for BC/MC Frames */ @@ -5917,7 +5918,8 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) if ((pstapriv->tim_bitmap&BIT(0)) && (psta_bmc->sleepq_len > 0)) { msleep(10);/* 10ms, ATIM(HIQ) Windows */ - spin_lock_bh(&psta_bmc->sleep_q.lock); + /* spin_lock_bh(&psta_bmc->sleep_q.lock); */ + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta_bmc->sleep_q); list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { @@ -5940,7 +5942,8 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) rtw_hal_xmitframe_enqueue(padapter, pxmitframe); } - spin_unlock_bh(&psta_bmc->sleep_q.lock); + /* spin_unlock_bh(&psta_bmc->sleep_q.lock); */ + spin_unlock_bh(&pxmitpriv->lock); /* check hi queue and bmc_sleepq */ rtw_chk_hi_queue_cmd(padapter); diff --git a/drivers/staging/rtl8723bs/core/rtw_recv.c b/drivers/staging/rtl8723bs/core/rtw_recv.c index 41bfca549c64..105fe0e3482a 100644 --- a/drivers/staging/rtl8723bs/core/rtw_recv.c +++ b/drivers/staging/rtl8723bs/core/rtw_recv.c @@ -957,8 +957,10 @@ static signed int validate_recv_ctrl_frame(struct adapter *padapter, union recv_ if ((psta->state&WIFI_SLEEP_STATE) && (pstapriv->sta_dz_bitmap&BIT(psta->aid))) { struct list_head *xmitframe_plist, *xmitframe_phead; struct xmit_frame *pxmitframe = NULL; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - spin_lock_bh(&psta->sleep_q.lock); + /* spin_lock_bh(&psta->sleep_q.lock); */ + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); xmitframe_plist = get_next(xmitframe_phead); @@ -989,10 +991,12 @@ static signed int validate_recv_ctrl_frame(struct adapter *padapter, union recv_ update_beacon(padapter, WLAN_EID_TIM, NULL, true); } - spin_unlock_bh(&psta->sleep_q.lock); + /* spin_unlock_bh(&psta->sleep_q.lock); */ + spin_unlock_bh(&pxmitpriv->lock); } else { - spin_unlock_bh(&psta->sleep_q.lock); + /* spin_unlock_bh(&psta->sleep_q.lock); */ + spin_unlock_bh(&pxmitpriv->lock); if (pstapriv->tim_bitmap&BIT(psta->aid)) { if (psta->sleepq_len == 0) { diff --git a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c index 0c9ea1520fd0..beb11d89db18 100644 --- a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c +++ b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c @@ -293,48 +293,46 @@ u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta) /* list_del_init(&psta->wakeup_list); */ - spin_lock_bh(&psta->sleep_q.lock); + spin_lock_bh(&pxmitpriv->lock); + rtw_free_xmitframe_queue(pxmitpriv, &psta->sleep_q); psta->sleepq_len = 0; - spin_unlock_bh(&psta->sleep_q.lock); - - spin_lock_bh(&pxmitpriv->lock); /* vo */ - spin_lock_bh(&pstaxmitpriv->vo_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->vo_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->vo_q.sta_pending); list_del_init(&(pstaxmitpriv->vo_q.tx_pending)); phwxmit = pxmitpriv->hwxmits; phwxmit->accnt -= pstaxmitpriv->vo_q.qcnt; pstaxmitpriv->vo_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->vo_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->vo_pending.lock)); */ /* vi */ - spin_lock_bh(&pstaxmitpriv->vi_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->vi_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->vi_q.sta_pending); list_del_init(&(pstaxmitpriv->vi_q.tx_pending)); phwxmit = pxmitpriv->hwxmits+1; phwxmit->accnt -= pstaxmitpriv->vi_q.qcnt; pstaxmitpriv->vi_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->vi_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->vi_pending.lock)); */ /* be */ - spin_lock_bh(&pstaxmitpriv->be_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->be_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->be_q.sta_pending); list_del_init(&(pstaxmitpriv->be_q.tx_pending)); phwxmit = pxmitpriv->hwxmits+2; phwxmit->accnt -= pstaxmitpriv->be_q.qcnt; pstaxmitpriv->be_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->be_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->be_pending.lock)); */ /* bk */ - spin_lock_bh(&pstaxmitpriv->bk_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->bk_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->bk_q.sta_pending); list_del_init(&(pstaxmitpriv->bk_q.tx_pending)); phwxmit = pxmitpriv->hwxmits+3; phwxmit->accnt -= pstaxmitpriv->bk_q.qcnt; pstaxmitpriv->bk_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->bk_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->bk_pending.lock)); */ spin_unlock_bh(&pxmitpriv->lock); diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c index 13b8bd5ffabc..f466bfd248fb 100644 --- a/drivers/staging/rtl8723bs/core/rtw_xmit.c +++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c @@ -1734,12 +1734,15 @@ void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pfram struct list_head *plist, *phead, *tmp; struct xmit_frame *pxmitframe; + spin_lock_bh(&pframequeue->lock); + phead = get_list_head(pframequeue); list_for_each_safe(plist, tmp, phead) { pxmitframe = list_entry(plist, struct xmit_frame, list); rtw_free_xmitframe(pxmitpriv, pxmitframe); } + spin_unlock_bh(&pframequeue->lock); } s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe) @@ -1794,7 +1797,6 @@ s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) struct sta_info *psta; struct tx_servq *ptxservq; struct pkt_attrib *pattrib = &pxmitframe->attrib; - struct xmit_priv *xmit_priv = &padapter->xmitpriv; struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; signed int res = _SUCCESS; @@ -1812,14 +1814,12 @@ s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); - spin_lock_bh(&xmit_priv->lock); if (list_empty(&ptxservq->tx_pending)) list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue)); list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending)); ptxservq->qcnt++; phwxmits[ac_index].accnt++; - spin_unlock_bh(&xmit_priv->lock); exit: @@ -2202,10 +2202,11 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; psta_bmc = rtw_get_bcmc_stainfo(padapter); - spin_lock_bh(&psta->sleep_q.lock); + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { @@ -2306,7 +2307,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) _exit: - spin_unlock_bh(&psta->sleep_q.lock); + spin_unlock_bh(&pxmitpriv->lock); if (update_mask) update_beacon(padapter, WLAN_EID_TIM, NULL, true); @@ -2318,8 +2319,9 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - spin_lock_bh(&psta->sleep_q.lock); + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { @@ -2372,7 +2374,7 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst } } - spin_unlock_bh(&psta->sleep_q.lock); + spin_unlock_bh(&pxmitpriv->lock); } void enqueue_pending_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) diff --git a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c index b5d5e922231c..15810438a472 100644 --- a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c +++ b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c @@ -502,7 +502,9 @@ s32 rtl8723bs_hal_xmit( rtw_issue_addbareq_cmd(padapter, pxmitframe); } + spin_lock_bh(&pxmitpriv->lock); err = rtw_xmitframe_enqueue(padapter, pxmitframe); + spin_unlock_bh(&pxmitpriv->lock); if (err != _SUCCESS) { rtw_free_xmitframe(pxmitpriv, pxmitframe); diff --git a/drivers/staging/rtl8723bs/include/rtw_mlme.h b/drivers/staging/rtl8723bs/include/rtw_mlme.h index c94fa7d8d5a9..1b343b434f4d 100644 --- a/drivers/staging/rtl8723bs/include/rtw_mlme.h +++ b/drivers/staging/rtl8723bs/include/rtw_mlme.h @@ -102,13 +102,17 @@ there are several "locks" in mlme_priv, since mlme_priv is a shared resource between many threads, like ISR/Call-Back functions, the OID handlers, and even timer functions. - Each struct __queue has its own locks, already. -Other items are protected by mlme_priv.lock. +Other items in mlme_priv are protected by mlme_priv.lock, while items in +xmit_priv are protected by xmit_priv.lock. To avoid possible dead lock, any thread trying to modifiying mlme_priv SHALL not lock up more than one locks at a time! +The only exception is that queue functions which take the __queue.lock +may be called with the xmit_priv.lock held. In this case the order +MUST always be first lock xmit_priv.lock and then call any queue functions +which take __queue.lock. */ diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c index 6759a6261500..3a2e4582db8e 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c @@ -1058,15 +1058,27 @@ service_callback(enum vchiq_reason reason, struct vchiq_header *header, DEBUG_TRACE(SERVICE_CALLBACK_LINE); + rcu_read_lock(); service = handle_to_service(handle); - if (WARN_ON(!service)) + if (WARN_ON(!service)) { + rcu_read_unlock(); return VCHIQ_SUCCESS; + } user_service = (struct user_service *)service->base.userdata; instance = user_service->instance; - if (!instance || instance->closing) + if (!instance || instance->closing) { + rcu_read_unlock(); return VCHIQ_SUCCESS; + } + + /* + * As hopping around different synchronization mechanism, + * taking an extra reference results in simpler implementation. + */ + vchiq_service_get(service); + rcu_read_unlock(); vchiq_log_trace(vchiq_arm_log_level, "%s - service %lx(%d,%p), reason %d, header %lx, instance %lx, bulk_userdata %lx", @@ -1097,6 +1109,7 @@ service_callback(enum vchiq_reason reason, struct vchiq_header *header, bulk_userdata); if (status != VCHIQ_SUCCESS) { DEBUG_TRACE(SERVICE_CALLBACK_LINE); + vchiq_service_put(service); return status; } } @@ -1105,10 +1118,12 @@ service_callback(enum vchiq_reason reason, struct vchiq_header *header, if (wait_for_completion_interruptible(&user_service->remove_event)) { vchiq_log_info(vchiq_arm_log_level, "%s interrupted", __func__); DEBUG_TRACE(SERVICE_CALLBACK_LINE); + vchiq_service_put(service); return VCHIQ_RETRY; } else if (instance->closing) { vchiq_log_info(vchiq_arm_log_level, "%s closing", __func__); DEBUG_TRACE(SERVICE_CALLBACK_LINE); + vchiq_service_put(service); return VCHIQ_ERROR; } DEBUG_TRACE(SERVICE_CALLBACK_LINE); @@ -1137,6 +1152,7 @@ service_callback(enum vchiq_reason reason, struct vchiq_header *header, header = NULL; } DEBUG_TRACE(SERVICE_CALLBACK_LINE); + vchiq_service_put(service); if (skip_completion) return VCHIQ_SUCCESS; diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c index 8075f60fd02c..2d5cf1714ae0 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -443,6 +443,9 @@ static bool iscsit_tpg_check_network_portal( break; } spin_unlock(&tpg->tpg_np_lock); + + if (match) + break; } spin_unlock(&tiqn->tiqn_tpg_lock); diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c index 1ca320885fad..17a6f51d3089 100644 --- a/drivers/tee/optee/core.c +++ b/drivers/tee/optee/core.c @@ -158,6 +158,7 @@ void optee_remove_common(struct optee *optee) optee_unregister_devices(); optee_notif_uninit(optee); + teedev_close_context(optee->ctx); /* * The two devices have to be unregistered before we can free the * other resources. diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index 20a1b1a3d965..f744ab15bf2c 100644 --- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -424,6 +424,7 @@ static struct tee_shm_pool_mgr *optee_ffa_shm_pool_alloc_pages(void) */ static void handle_ffa_rpc_func_cmd_shm_alloc(struct tee_context *ctx, + struct optee *optee, struct optee_msg_arg *arg) { struct tee_shm *shm; @@ -439,7 +440,7 @@ static void handle_ffa_rpc_func_cmd_shm_alloc(struct tee_context *ctx, shm = optee_rpc_cmd_alloc_suppl(ctx, arg->params[0].u.value.b); break; case OPTEE_RPC_SHM_TYPE_KERNEL: - shm = tee_shm_alloc(ctx, arg->params[0].u.value.b, + shm = tee_shm_alloc(optee->ctx, arg->params[0].u.value.b, TEE_SHM_MAPPED | TEE_SHM_PRIV); break; default: @@ -493,14 +494,13 @@ err_bad_param: } static void handle_ffa_rpc_func_cmd(struct tee_context *ctx, + struct optee *optee, struct optee_msg_arg *arg) { - struct optee *optee = tee_get_drvdata(ctx->teedev); - arg->ret_origin = TEEC_ORIGIN_COMMS; switch (arg->cmd) { case OPTEE_RPC_CMD_SHM_ALLOC: - handle_ffa_rpc_func_cmd_shm_alloc(ctx, arg); + handle_ffa_rpc_func_cmd_shm_alloc(ctx, optee, arg); break; case OPTEE_RPC_CMD_SHM_FREE: handle_ffa_rpc_func_cmd_shm_free(ctx, optee, arg); @@ -510,12 +510,12 @@ static void handle_ffa_rpc_func_cmd(struct tee_context *ctx, } } -static void optee_handle_ffa_rpc(struct tee_context *ctx, u32 cmd, - struct optee_msg_arg *arg) +static void optee_handle_ffa_rpc(struct tee_context *ctx, struct optee *optee, + u32 cmd, struct optee_msg_arg *arg) { switch (cmd) { case OPTEE_FFA_YIELDING_CALL_RETURN_RPC_CMD: - handle_ffa_rpc_func_cmd(ctx, arg); + handle_ffa_rpc_func_cmd(ctx, optee, arg); break; case OPTEE_FFA_YIELDING_CALL_RETURN_INTERRUPT: /* Interrupt delivered by now */ @@ -582,7 +582,7 @@ static int optee_ffa_yielding_call(struct tee_context *ctx, * above. */ cond_resched(); - optee_handle_ffa_rpc(ctx, data->data1, rpc_arg); + optee_handle_ffa_rpc(ctx, optee, data->data1, rpc_arg); cmd = OPTEE_FFA_YIELDING_CALL_RESUME; data->data0 = cmd; data->data1 = 0; @@ -619,9 +619,18 @@ static int optee_ffa_do_call_with_arg(struct tee_context *ctx, .data2 = (u32)(shm->sec_world_id >> 32), .data3 = shm->offset, }; - struct optee_msg_arg *arg = tee_shm_get_va(shm, 0); - unsigned int rpc_arg_offs = OPTEE_MSG_GET_ARG_SIZE(arg->num_params); - struct optee_msg_arg *rpc_arg = tee_shm_get_va(shm, rpc_arg_offs); + struct optee_msg_arg *arg; + unsigned int rpc_arg_offs; + struct optee_msg_arg *rpc_arg; + + arg = tee_shm_get_va(shm, 0); + if (IS_ERR(arg)) + return PTR_ERR(arg); + + rpc_arg_offs = OPTEE_MSG_GET_ARG_SIZE(arg->num_params); + rpc_arg = tee_shm_get_va(shm, rpc_arg_offs); + if (IS_ERR(rpc_arg)) + return PTR_ERR(rpc_arg); return optee_ffa_yielding_call(ctx, &data, rpc_arg); } @@ -793,7 +802,9 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) { const struct ffa_dev_ops *ffa_ops; unsigned int rpc_arg_count; + struct tee_shm_pool *pool; struct tee_device *teedev; + struct tee_context *ctx; struct optee *optee; int rc; @@ -813,12 +824,12 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) if (!optee) return -ENOMEM; - optee->pool = optee_ffa_config_dyn_shm(); - if (IS_ERR(optee->pool)) { - rc = PTR_ERR(optee->pool); - optee->pool = NULL; - goto err; + pool = optee_ffa_config_dyn_shm(); + if (IS_ERR(pool)) { + rc = PTR_ERR(pool); + goto err_free_optee; } + optee->pool = pool; optee->ops = &optee_ffa_ops; optee->ffa.ffa_dev = ffa_dev; @@ -829,7 +840,7 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) optee); if (IS_ERR(teedev)) { rc = PTR_ERR(teedev); - goto err; + goto err_free_pool; } optee->teedev = teedev; @@ -837,50 +848,59 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) optee); if (IS_ERR(teedev)) { rc = PTR_ERR(teedev); - goto err; + goto err_unreg_teedev; } optee->supp_teedev = teedev; rc = tee_device_register(optee->teedev); if (rc) - goto err; + goto err_unreg_supp_teedev; rc = tee_device_register(optee->supp_teedev); if (rc) - goto err; + goto err_unreg_supp_teedev; rc = rhashtable_init(&optee->ffa.global_ids, &shm_rhash_params); if (rc) - goto err; + goto err_unreg_supp_teedev; mutex_init(&optee->ffa.mutex); mutex_init(&optee->call_queue.mutex); INIT_LIST_HEAD(&optee->call_queue.waiters); optee_supp_init(&optee->supp); ffa_dev_set_drvdata(ffa_dev, optee); - rc = optee_notif_init(optee, OPTEE_DEFAULT_MAX_NOTIF_VALUE); - if (rc) { - optee_ffa_remove(ffa_dev); - return rc; + ctx = teedev_open(optee->teedev); + if (IS_ERR(ctx)) { + rc = PTR_ERR(ctx); + goto err_rhashtable_free; } + optee->ctx = ctx; + rc = optee_notif_init(optee, OPTEE_DEFAULT_MAX_NOTIF_VALUE); + if (rc) + goto err_close_ctx; rc = optee_enumerate_devices(PTA_CMD_GET_DEVICES); - if (rc) { - optee_ffa_remove(ffa_dev); - return rc; - } + if (rc) + goto err_unregister_devices; pr_info("initialized driver\n"); return 0; -err: - /* - * tee_device_unregister() is safe to call even if the - * devices hasn't been registered with - * tee_device_register() yet. - */ + +err_unregister_devices: + optee_unregister_devices(); + optee_notif_uninit(optee); +err_close_ctx: + teedev_close_context(ctx); +err_rhashtable_free: + rhashtable_free_and_destroy(&optee->ffa.global_ids, rh_free_fn, NULL); + optee_supp_uninit(&optee->supp); + mutex_destroy(&optee->call_queue.mutex); +err_unreg_supp_teedev: tee_device_unregister(optee->supp_teedev); +err_unreg_teedev: tee_device_unregister(optee->teedev); - if (optee->pool) - tee_shm_pool_free(optee->pool); +err_free_pool: + tee_shm_pool_free(pool); +err_free_optee: kfree(optee); return rc; } diff --git a/drivers/tee/optee/notif.c b/drivers/tee/optee/notif.c index a28fa03dcd0e..05212842b0a5 100644 --- a/drivers/tee/optee/notif.c +++ b/drivers/tee/optee/notif.c @@ -121,5 +121,5 @@ int optee_notif_init(struct optee *optee, u_int max_key) void optee_notif_uninit(struct optee *optee) { - kfree(optee->notif.bitmap); + bitmap_free(optee->notif.bitmap); } diff --git a/drivers/tee/optee/optee_private.h b/drivers/tee/optee/optee_private.h index 46f74ab07c7e..92bc47bef95f 100644 --- a/drivers/tee/optee/optee_private.h +++ b/drivers/tee/optee/optee_private.h @@ -53,7 +53,6 @@ struct optee_call_queue { struct optee_notif { u_int max_key; - struct tee_context *ctx; /* Serializes access to the elements below in this struct */ spinlock_t lock; struct list_head db; @@ -134,9 +133,10 @@ struct optee_ops { /** * struct optee - main service struct * @supp_teedev: supplicant device + * @teedev: client device * @ops: internal callbacks for different ways to reach secure * world - * @teedev: client device + * @ctx: driver internal TEE context * @smc: specific to SMC ABI * @ffa: specific to FF-A ABI * @call_queue: queue of threads waiting to call @invoke_fn @@ -152,6 +152,7 @@ struct optee { struct tee_device *supp_teedev; struct tee_device *teedev; const struct optee_ops *ops; + struct tee_context *ctx; union { struct optee_smc smc; struct optee_ffa ffa; diff --git a/drivers/tee/optee/smc_abi.c b/drivers/tee/optee/smc_abi.c index 449d6a72d289..c517d310249f 100644 --- a/drivers/tee/optee/smc_abi.c +++ b/drivers/tee/optee/smc_abi.c @@ -75,16 +75,6 @@ static int from_msg_param_tmp_mem(struct tee_param *p, u32 attr, p->u.memref.shm_offs = mp->u.tmem.buf_ptr - pa; p->u.memref.shm = shm; - /* Check that the memref is covered by the shm object */ - if (p->u.memref.size) { - size_t o = p->u.memref.shm_offs + - p->u.memref.size - 1; - - rc = tee_shm_get_pa(shm, o, NULL); - if (rc) - return rc; - } - return 0; } @@ -622,6 +612,7 @@ static void handle_rpc_func_cmd_shm_free(struct tee_context *ctx, } static void handle_rpc_func_cmd_shm_alloc(struct tee_context *ctx, + struct optee *optee, struct optee_msg_arg *arg, struct optee_call_ctx *call_ctx) { @@ -651,7 +642,8 @@ static void handle_rpc_func_cmd_shm_alloc(struct tee_context *ctx, shm = optee_rpc_cmd_alloc_suppl(ctx, sz); break; case OPTEE_RPC_SHM_TYPE_KERNEL: - shm = tee_shm_alloc(ctx, sz, TEE_SHM_MAPPED | TEE_SHM_PRIV); + shm = tee_shm_alloc(optee->ctx, sz, + TEE_SHM_MAPPED | TEE_SHM_PRIV); break; default: arg->ret = TEEC_ERROR_BAD_PARAMETERS; @@ -747,7 +739,7 @@ static void handle_rpc_func_cmd(struct tee_context *ctx, struct optee *optee, switch (arg->cmd) { case OPTEE_RPC_CMD_SHM_ALLOC: free_pages_list(call_ctx); - handle_rpc_func_cmd_shm_alloc(ctx, arg, call_ctx); + handle_rpc_func_cmd_shm_alloc(ctx, optee, arg, call_ctx); break; case OPTEE_RPC_CMD_SHM_FREE: handle_rpc_func_cmd_shm_free(ctx, arg); @@ -776,7 +768,7 @@ static void optee_handle_rpc(struct tee_context *ctx, switch (OPTEE_SMC_RETURN_GET_RPC_FUNC(param->a0)) { case OPTEE_SMC_RPC_FUNC_ALLOC: - shm = tee_shm_alloc(ctx, param->a1, + shm = tee_shm_alloc(optee->ctx, param->a1, TEE_SHM_MAPPED | TEE_SHM_PRIV); if (!IS_ERR(shm) && !tee_shm_get_pa(shm, 0, &pa)) { reg_pair_from_64(¶m->a1, ¶m->a2, pa); @@ -954,57 +946,34 @@ static irqreturn_t notif_irq_thread_fn(int irq, void *dev_id) { struct optee *optee = dev_id; - optee_smc_do_bottom_half(optee->notif.ctx); + optee_smc_do_bottom_half(optee->ctx); return IRQ_HANDLED; } static int optee_smc_notif_init_irq(struct optee *optee, u_int irq) { - struct tee_context *ctx; int rc; - ctx = teedev_open(optee->teedev); - if (IS_ERR(ctx)) - return PTR_ERR(ctx); - - optee->notif.ctx = ctx; rc = request_threaded_irq(irq, notif_irq_handler, notif_irq_thread_fn, 0, "optee_notification", optee); if (rc) - goto err_close_ctx; + return rc; optee->smc.notif_irq = irq; return 0; - -err_close_ctx: - teedev_close_context(optee->notif.ctx); - optee->notif.ctx = NULL; - - return rc; } static void optee_smc_notif_uninit_irq(struct optee *optee) { - if (optee->notif.ctx) { - optee_smc_stop_async_notif(optee->notif.ctx); + if (optee->smc.sec_caps & OPTEE_SMC_SEC_CAP_ASYNC_NOTIF) { + optee_smc_stop_async_notif(optee->ctx); if (optee->smc.notif_irq) { free_irq(optee->smc.notif_irq, optee); irq_dispose_mapping(optee->smc.notif_irq); } - - /* - * The thread normally working with optee->notif.ctx was - * stopped with free_irq() above. - * - * Note we're not using teedev_close_context() or - * tee_client_close_context() since we have already called - * tee_device_put() while initializing to avoid a circular - * reference counting. - */ - teedev_close_context(optee->notif.ctx); } } @@ -1366,6 +1335,7 @@ static int optee_probe(struct platform_device *pdev) struct optee *optee = NULL; void *memremaped_shm = NULL; struct tee_device *teedev; + struct tee_context *ctx; u32 max_notif_value; u32 sec_caps; int rc; @@ -1446,9 +1416,15 @@ static int optee_probe(struct platform_device *pdev) optee->pool = pool; platform_set_drvdata(pdev, optee); + ctx = teedev_open(optee->teedev); + if (IS_ERR(ctx)) { + rc = PTR_ERR(ctx); + goto err_supp_uninit; + } + optee->ctx = ctx; rc = optee_notif_init(optee, max_notif_value); if (rc) - goto err_supp_uninit; + goto err_close_ctx; if (sec_caps & OPTEE_SMC_SEC_CAP_ASYNC_NOTIF) { unsigned int irq; @@ -1496,6 +1472,8 @@ err_disable_shm_cache: optee_unregister_devices(); err_notif_uninit: optee_notif_uninit(optee); +err_close_ctx: + teedev_close_context(ctx); err_supp_uninit: optee_supp_uninit(&optee->supp); mutex_destroy(&optee->call_queue.mutex); diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c index 72acb1f61849..4f478812cb51 100644 --- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c +++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c @@ -404,6 +404,10 @@ static void int3400_notify(acpi_handle handle, thermal_prop[3] = kasprintf(GFP_KERNEL, "EVENT=%d", therm_event); thermal_prop[4] = NULL; kobject_uevent_env(&priv->thermal->device.kobj, KOBJ_CHANGE, thermal_prop); + kfree(thermal_prop[0]); + kfree(thermal_prop[1]); + kfree(thermal_prop[2]); + kfree(thermal_prop[3]); } static int int3400_thermal_get_temp(struct thermal_zone_device *thermal, diff --git a/drivers/thermal/thermal_netlink.c b/drivers/thermal/thermal_netlink.c index a16dd4d5d710..73e68cce292e 100644 --- a/drivers/thermal/thermal_netlink.c +++ b/drivers/thermal/thermal_netlink.c @@ -419,11 +419,12 @@ static int thermal_genl_cmd_tz_get_trip(struct param *p) for (i = 0; i < tz->trips; i++) { enum thermal_trip_type type; - int temp, hyst; + int temp, hyst = 0; tz->ops->get_trip_type(tz, i, &type); tz->ops->get_trip_temp(tz, i, &temp); - tz->ops->get_trip_hyst(tz, i, &hyst); + if (tz->ops->get_trip_hyst) + tz->ops->get_trip_hyst(tz, i, &hyst); if (nla_put_u32(msg, THERMAL_GENL_ATTR_TZ_TRIP_ID, i) || nla_put_u32(msg, THERMAL_GENL_ATTR_TZ_TRIP_TYPE, type) || diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index ba27b274c967..fa92f727fdf8 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -322,6 +322,7 @@ static int addr_cnt; #define GSM1_ESCAPE_BITS 0x20 #define XON 0x11 #define XOFF 0x13 +#define ISO_IEC_646_MASK 0x7F static const struct tty_port_operations gsm_port_ops; @@ -438,7 +439,7 @@ static u8 gsm_encode_modem(const struct gsm_dlci *dlci) modembits |= MDM_RTR; if (dlci->modem_tx & TIOCM_RI) modembits |= MDM_IC; - if (dlci->modem_tx & TIOCM_CD) + if (dlci->modem_tx & TIOCM_CD || dlci->gsm->initiator) modembits |= MDM_DV; return modembits; } @@ -447,7 +448,7 @@ static u8 gsm_encode_modem(const struct gsm_dlci *dlci) * gsm_print_packet - display a frame for debug * @hdr: header to print before decode * @addr: address EA from the frame - * @cr: C/R bit from the frame + * @cr: C/R bit seen as initiator * @control: control including PF bit * @data: following data bytes * @dlen: length of data @@ -531,7 +532,8 @@ static int gsm_stuff_frame(const u8 *input, u8 *output, int len) int olen = 0; while (len--) { if (*input == GSM1_SOF || *input == GSM1_ESCAPE - || *input == XON || *input == XOFF) { + || (*input & ISO_IEC_646_MASK) == XON + || (*input & ISO_IEC_646_MASK) == XOFF) { *output++ = GSM1_ESCAPE; *output++ = *input++ ^ GSM1_ESCAPE_BITS; olen++; @@ -546,7 +548,7 @@ static int gsm_stuff_frame(const u8 *input, u8 *output, int len) * gsm_send - send a control frame * @gsm: our GSM mux * @addr: address for control frame - * @cr: command/response bit + * @cr: command/response bit seen as initiator * @control: control byte including PF bit * * Format up and transmit a control frame. These do not go via the @@ -561,11 +563,15 @@ static void gsm_send(struct gsm_mux *gsm, int addr, int cr, int control) int len; u8 cbuf[10]; u8 ibuf[3]; + int ocr; + + /* toggle C/R coding if not initiator */ + ocr = cr ^ (gsm->initiator ? 0 : 1); switch (gsm->encoding) { case 0: cbuf[0] = GSM0_SOF; - cbuf[1] = (addr << 2) | (cr << 1) | EA; + cbuf[1] = (addr << 2) | (ocr << 1) | EA; cbuf[2] = control; cbuf[3] = EA; /* Length of data = 0 */ cbuf[4] = 0xFF - gsm_fcs_add_block(INIT_FCS, cbuf + 1, 3); @@ -575,7 +581,7 @@ static void gsm_send(struct gsm_mux *gsm, int addr, int cr, int control) case 1: case 2: /* Control frame + packing (but not frame stuffing) in mode 1 */ - ibuf[0] = (addr << 2) | (cr << 1) | EA; + ibuf[0] = (addr << 2) | (ocr << 1) | EA; ibuf[1] = control; ibuf[2] = 0xFF - gsm_fcs_add_block(INIT_FCS, ibuf, 2); /* Stuffing may double the size worst case */ @@ -609,7 +615,7 @@ static void gsm_send(struct gsm_mux *gsm, int addr, int cr, int control) static inline void gsm_response(struct gsm_mux *gsm, int addr, int control) { - gsm_send(gsm, addr, 1, control); + gsm_send(gsm, addr, 0, control); } /** @@ -1015,25 +1021,25 @@ static void gsm_control_reply(struct gsm_mux *gsm, int cmd, const u8 *data, * @tty: virtual tty bound to the DLCI * @dlci: DLCI to affect * @modem: modem bits (full EA) - * @clen: command length + * @slen: number of signal octets * * Used when a modem control message or line state inline in adaption * layer 2 is processed. Sort out the local modem state and throttles */ static void gsm_process_modem(struct tty_struct *tty, struct gsm_dlci *dlci, - u32 modem, int clen) + u32 modem, int slen) { int mlines = 0; u8 brk = 0; int fc; - /* The modem status command can either contain one octet (v.24 signals) - or two octets (v.24 signals + break signals). The length field will - either be 2 or 3 respectively. This is specified in section - 5.4.6.3.7 of the 27.010 mux spec. */ + /* The modem status command can either contain one octet (V.24 signals) + * or two octets (V.24 signals + break signals). This is specified in + * section 5.4.6.3.7 of the 07.10 mux spec. + */ - if (clen == 2) + if (slen == 1) modem = modem & 0x7f; else { brk = modem & 0x7f; @@ -1090,6 +1096,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) unsigned int brk = 0; struct gsm_dlci *dlci; int len = clen; + int slen; const u8 *dp = data; struct tty_struct *tty; @@ -1109,6 +1116,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) return; dlci = gsm->dlci[addr]; + slen = len; while (gsm_read_ea(&modem, *dp++) == 0) { len--; if (len == 0) @@ -1125,7 +1133,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) modem |= (brk & 0x7f); } tty = tty_port_tty_get(&dlci->port); - gsm_process_modem(tty, dlci, modem, clen); + gsm_process_modem(tty, dlci, modem, slen); if (tty) { tty_wakeup(tty); tty_kref_put(tty); @@ -1449,6 +1457,9 @@ static void gsm_dlci_close(struct gsm_dlci *dlci) if (dlci->addr != 0) { tty_port_tty_hangup(&dlci->port, false); kfifo_reset(&dlci->fifo); + /* Ensure that gsmtty_open() can return. */ + tty_port_set_initialized(&dlci->port, 0); + wake_up_interruptible(&dlci->port.open_wait); } else dlci->gsm->dead = true; /* Unregister gsmtty driver,report gsmtty dev remove uevent for user */ @@ -1512,7 +1523,7 @@ static void gsm_dlci_t1(struct timer_list *t) dlci->mode = DLCI_MODE_ADM; gsm_dlci_open(dlci); } else { - gsm_dlci_close(dlci); + gsm_dlci_begin_close(dlci); /* prevent half open link */ } break; @@ -1591,6 +1602,7 @@ static void gsm_dlci_data(struct gsm_dlci *dlci, const u8 *data, int clen) struct tty_struct *tty; unsigned int modem = 0; int len = clen; + int slen = 0; if (debug & 16) pr_debug("%d bytes for tty\n", len); @@ -1603,12 +1615,14 @@ static void gsm_dlci_data(struct gsm_dlci *dlci, const u8 *data, int clen) case 2: /* Asynchronous serial with line state in each frame */ while (gsm_read_ea(&modem, *data++) == 0) { len--; + slen++; if (len == 0) return; } + slen++; tty = tty_port_tty_get(port); if (tty) { - gsm_process_modem(tty, dlci, modem, clen); + gsm_process_modem(tty, dlci, modem, slen); tty_kref_put(tty); } fallthrough; @@ -1746,7 +1760,12 @@ static void gsm_dlci_release(struct gsm_dlci *dlci) gsm_destroy_network(dlci); mutex_unlock(&dlci->mutex); - tty_hangup(tty); + /* We cannot use tty_hangup() because in tty_kref_put() the tty + * driver assumes that the hangup queue is free and reuses it to + * queue release_one_tty() -> NULL pointer panic in + * process_one_work(). + */ + tty_vhangup(tty); tty_port_tty_set(&dlci->port, NULL); tty_kref_put(tty); @@ -1798,10 +1817,10 @@ static void gsm_queue(struct gsm_mux *gsm) goto invalid; cr = gsm->address & 1; /* C/R bit */ + cr ^= gsm->initiator ? 0 : 1; /* Flip so 1 always means command */ gsm_print_packet("<--", address, cr, gsm->control, gsm->buf, gsm->len); - cr ^= 1 - gsm->initiator; /* Flip so 1 always means command */ dlci = gsm->dlci[address]; switch (gsm->control) { @@ -3232,9 +3251,9 @@ static void gsmtty_throttle(struct tty_struct *tty) if (dlci->state == DLCI_CLOSED) return; if (C_CRTSCTS(tty)) - dlci->modem_tx &= ~TIOCM_DTR; + dlci->modem_tx &= ~TIOCM_RTS; dlci->throttled = true; - /* Send an MSC with DTR cleared */ + /* Send an MSC with RTS cleared */ gsmtty_modem_update(dlci, 0); } @@ -3244,9 +3263,9 @@ static void gsmtty_unthrottle(struct tty_struct *tty) if (dlci->state == DLCI_CLOSED) return; if (C_CRTSCTS(tty)) - dlci->modem_tx |= TIOCM_DTR; + dlci->modem_tx |= TIOCM_RTS; dlci->throttled = false; - /* Send an MSC with DTR set */ + /* Send an MSC with RTS set */ gsmtty_modem_update(dlci, 0); } diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 8933ef1f83c0..efc72104c840 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1329,7 +1329,7 @@ handle_newline: put_tty_queue(c, ldata); smp_store_release(&ldata->canon_head, ldata->read_head); kill_fasync(&tty->fasync, SIGIO, POLL_IN); - wake_up_interruptible_poll(&tty->read_wait, EPOLLIN); + wake_up_interruptible_poll(&tty->read_wait, EPOLLIN | EPOLLRDNORM); return; } } @@ -1561,7 +1561,7 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp, if (read_cnt(ldata)) { kill_fasync(&tty->fasync, SIGIO, POLL_IN); - wake_up_interruptible_poll(&tty->read_wait, EPOLLIN); + wake_up_interruptible_poll(&tty->read_wait, EPOLLIN | EPOLLRDNORM); } } @@ -1926,7 +1926,7 @@ static bool canon_copy_from_read_buf(struct tty_struct *tty, return false; canon_head = smp_load_acquire(&ldata->canon_head); - n = min(*nr + 1, canon_head - ldata->read_tail); + n = min(*nr, canon_head - ldata->read_tail); tail = ldata->read_tail & (N_TTY_BUF_SIZE - 1); size = min_t(size_t, tail + n, N_TTY_BUF_SIZE); @@ -1948,10 +1948,8 @@ static bool canon_copy_from_read_buf(struct tty_struct *tty, n += N_TTY_BUF_SIZE; c = n + found; - if (!found || read_buf(ldata, eol) != __DISABLED_CHAR) { - c = min(*nr, c); + if (!found || read_buf(ldata, eol) != __DISABLED_CHAR) n = c; - } n_tty_trace("%s: eol:%zu found:%d n:%zu c:%zu tail:%zu more:%zu\n", __func__, eol, found, n, c, tail, more); diff --git a/drivers/tty/rpmsg_tty.c b/drivers/tty/rpmsg_tty.c index dae2a4e44f38..29db413bbc03 100644 --- a/drivers/tty/rpmsg_tty.c +++ b/drivers/tty/rpmsg_tty.c @@ -50,10 +50,17 @@ static int rpmsg_tty_cb(struct rpmsg_device *rpdev, void *data, int len, void *p static int rpmsg_tty_install(struct tty_driver *driver, struct tty_struct *tty) { struct rpmsg_tty_port *cport = idr_find(&tty_idr, tty->index); + struct tty_port *port; tty->driver_data = cport; - return tty_port_install(&cport->port, driver, tty); + port = tty_port_get(&cport->port); + return tty_port_install(port, driver, tty); +} + +static void rpmsg_tty_cleanup(struct tty_struct *tty) +{ + tty_port_put(tty->port); } static int rpmsg_tty_open(struct tty_struct *tty, struct file *filp) @@ -106,12 +113,19 @@ static unsigned int rpmsg_tty_write_room(struct tty_struct *tty) return size; } +static void rpmsg_tty_hangup(struct tty_struct *tty) +{ + tty_port_hangup(tty->port); +} + static const struct tty_operations rpmsg_tty_ops = { .install = rpmsg_tty_install, .open = rpmsg_tty_open, .close = rpmsg_tty_close, .write = rpmsg_tty_write, .write_room = rpmsg_tty_write_room, + .hangup = rpmsg_tty_hangup, + .cleanup = rpmsg_tty_cleanup, }; static struct rpmsg_tty_port *rpmsg_tty_alloc_cport(void) @@ -137,8 +151,10 @@ static struct rpmsg_tty_port *rpmsg_tty_alloc_cport(void) return cport; } -static void rpmsg_tty_release_cport(struct rpmsg_tty_port *cport) +static void rpmsg_tty_destruct_port(struct tty_port *port) { + struct rpmsg_tty_port *cport = container_of(port, struct rpmsg_tty_port, port); + mutex_lock(&idr_lock); idr_remove(&tty_idr, cport->id); mutex_unlock(&idr_lock); @@ -146,7 +162,10 @@ static void rpmsg_tty_release_cport(struct rpmsg_tty_port *cport) kfree(cport); } -static const struct tty_port_operations rpmsg_tty_port_ops = { }; +static const struct tty_port_operations rpmsg_tty_port_ops = { + .destruct = rpmsg_tty_destruct_port, +}; + static int rpmsg_tty_probe(struct rpmsg_device *rpdev) { @@ -166,7 +185,8 @@ static int rpmsg_tty_probe(struct rpmsg_device *rpdev) cport->id, dev); if (IS_ERR(tty_dev)) { ret = dev_err_probe(dev, PTR_ERR(tty_dev), "Failed to register tty port\n"); - goto err_destroy; + tty_port_put(&cport->port); + return ret; } cport->rpdev = rpdev; @@ -177,12 +197,6 @@ static int rpmsg_tty_probe(struct rpmsg_device *rpdev) rpdev->src, rpdev->dst, cport->id); return 0; - -err_destroy: - tty_port_destroy(&cport->port); - rpmsg_tty_release_cport(cport); - - return ret; } static void rpmsg_tty_remove(struct rpmsg_device *rpdev) @@ -192,13 +206,11 @@ static void rpmsg_tty_remove(struct rpmsg_device *rpdev) dev_dbg(&rpdev->dev, "Removing rpmsg tty device %d\n", cport->id); /* User hang up to release the tty */ - if (tty_port_initialized(&cport->port)) - tty_port_tty_hangup(&cport->port, false); + tty_port_tty_hangup(&cport->port, false); tty_unregister_device(rpmsg_tty_driver, cport->id); - tty_port_destroy(&cport->port); - rpmsg_tty_release_cport(cport); + tty_port_put(&cport->port); } static struct rpmsg_device_id rpmsg_driver_tty_id_table[] = { diff --git a/drivers/tty/serial/8250/8250_gsc.c b/drivers/tty/serial/8250/8250_gsc.c index 673cda3d011d..948d0a1c6ae8 100644 --- a/drivers/tty/serial/8250/8250_gsc.c +++ b/drivers/tty/serial/8250/8250_gsc.c @@ -26,7 +26,7 @@ static int __init serial_init_chip(struct parisc_device *dev) unsigned long address; int err; -#ifdef CONFIG_64BIT +#if defined(CONFIG_64BIT) && defined(CONFIG_IOSAPIC) if (!dev->irq && (dev->id.sversion == 0xad)) dev->irq = iosapic_serial_irq(dev); #endif diff --git a/drivers/tty/serial/8250/8250_of.c b/drivers/tty/serial/8250/8250_of.c index bce28729dd7b..be8626234627 100644 --- a/drivers/tty/serial/8250/8250_of.c +++ b/drivers/tty/serial/8250/8250_of.c @@ -83,8 +83,17 @@ static int of_platform_serial_setup(struct platform_device *ofdev, port->mapsize = resource_size(&resource); /* Check for shifted address mapping */ - if (of_property_read_u32(np, "reg-offset", &prop) == 0) + if (of_property_read_u32(np, "reg-offset", &prop) == 0) { + if (prop >= port->mapsize) { + dev_warn(&ofdev->dev, "reg-offset %u exceeds region size %pa\n", + prop, &port->mapsize); + ret = -EINVAL; + goto err_unprepare; + } + port->mapbase += prop; + port->mapsize -= prop; + } port->iotype = UPIO_MEM; if (of_property_read_u32(np, "reg-io-width", &prop) == 0) { diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index e8b5469e9dfa..e17e97ea86fa 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -4779,8 +4779,30 @@ static const struct pci_device_id serial_pci_tbl[] = { { PCI_VENDOR_ID_INTASHIELD, PCI_DEVICE_ID_INTASHIELD_IS400, PCI_ANY_ID, PCI_ANY_ID, 0, 0, /* 135a.0dc0 */ pbn_b2_4_115200 }, + /* Brainboxes Devices */ /* - * BrainBoxes UC-260 + * Brainboxes UC-101 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0BA1, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + /* + * Brainboxes UC-235/246 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0AA1, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_1_115200 }, + /* + * Brainboxes UC-257 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0861, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + /* + * Brainboxes UC-260/271/701/756 */ { PCI_VENDOR_ID_INTASHIELD, 0x0D21, PCI_ANY_ID, PCI_ANY_ID, @@ -4788,7 +4810,81 @@ static const struct pci_device_id serial_pci_tbl[] = { pbn_b2_4_115200 }, { PCI_VENDOR_ID_INTASHIELD, 0x0E34, PCI_ANY_ID, PCI_ANY_ID, - PCI_CLASS_COMMUNICATION_MULTISERIAL << 8, 0xffff00, + PCI_CLASS_COMMUNICATION_MULTISERIAL << 8, 0xffff00, + pbn_b2_4_115200 }, + /* + * Brainboxes UC-268 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0841, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_4_115200 }, + /* + * Brainboxes UC-275/279 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0881, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_8_115200 }, + /* + * Brainboxes UC-302 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x08E1, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + /* + * Brainboxes UC-310 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x08C1, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + /* + * Brainboxes UC-313 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x08A3, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + /* + * Brainboxes UC-320/324 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0A61, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_1_115200 }, + /* + * Brainboxes UC-346 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0B02, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_4_115200 }, + /* + * Brainboxes UC-357 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0A81, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + { PCI_VENDOR_ID_INTASHIELD, 0x0A83, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_2_115200 }, + /* + * Brainboxes UC-368 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0C41, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + pbn_b2_4_115200 }, + /* + * Brainboxes UC-420/431 + */ + { PCI_VENDOR_ID_INTASHIELD, 0x0921, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, pbn_b2_4_115200 }, /* * Perle PCI-RAS cards diff --git a/drivers/tty/serial/8250/8250_pericom.c b/drivers/tty/serial/8250/8250_pericom.c index 025b055363c3..95ff10f25d58 100644 --- a/drivers/tty/serial/8250/8250_pericom.c +++ b/drivers/tty/serial/8250/8250_pericom.c @@ -117,7 +117,7 @@ static int pericom8250_probe(struct pci_dev *pdev, const struct pci_device_id *i uart.port.private_data = pericom; uart.port.iotype = UPIO_PORT; uart.port.uartclk = 921600 * 16; - uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ | UPF_MAGIC_MULTIPLIER; + uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; uart.port.set_divisor = pericom_do_set_divisor; for (i = 0; i < nr && i < maxnr; i++) { unsigned int offset = (i == 3 && nr == 4) ? 0x38 : i * 0x8; diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 2abb3de11a48..3b12bfc1ed67 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -2056,7 +2056,10 @@ static void serial8250_break_ctl(struct uart_port *port, int break_state) serial8250_rpm_put(up); } -static void wait_for_lsr(struct uart_8250_port *up, int bits) +/* + * Wait for transmitter & holding register to empty + */ +static void wait_for_xmitr(struct uart_8250_port *up, int bits) { unsigned int status, tmout = 10000; @@ -2073,16 +2076,6 @@ static void wait_for_lsr(struct uart_8250_port *up, int bits) udelay(1); touch_nmi_watchdog(); } -} - -/* - * Wait for transmitter & holding register to empty - */ -static void wait_for_xmitr(struct uart_8250_port *up, int bits) -{ - unsigned int tmout; - - wait_for_lsr(up, bits); /* Wait up to 1s for flow control if necessary */ if (up->port.flags & UPF_CONS_FLOW) { @@ -3333,35 +3326,6 @@ static void serial8250_console_restore(struct uart_8250_port *up) } /* - * Print a string to the serial port using the device FIFO - * - * It sends fifosize bytes and then waits for the fifo - * to get empty. - */ -static void serial8250_console_fifo_write(struct uart_8250_port *up, - const char *s, unsigned int count) -{ - int i; - const char *end = s + count; - unsigned int fifosize = up->port.fifosize; - bool cr_sent = false; - - while (s != end) { - wait_for_lsr(up, UART_LSR_THRE); - - for (i = 0; i < fifosize && s != end; ++i) { - if (*s == '\n' && !cr_sent) { - serial_out(up, UART_TX, '\r'); - cr_sent = true; - } else { - serial_out(up, UART_TX, *s++); - cr_sent = false; - } - } - } -} - -/* * Print a string to the serial port trying not to disturb * any possible real use of the port... * @@ -3376,7 +3340,7 @@ void serial8250_console_write(struct uart_8250_port *up, const char *s, struct uart_8250_em485 *em485 = up->em485; struct uart_port *port = &up->port; unsigned long flags; - unsigned int ier, use_fifo; + unsigned int ier; int locked = 1; touch_nmi_watchdog(); @@ -3408,20 +3372,7 @@ void serial8250_console_write(struct uart_8250_port *up, const char *s, mdelay(port->rs485.delay_rts_before_send); } - use_fifo = (up->capabilities & UART_CAP_FIFO) && - port->fifosize > 1 && - (serial_port_in(port, UART_FCR) & UART_FCR_ENABLE_FIFO) && - /* - * After we put a data in the fifo, the controller will send - * it regardless of the CTS state. Therefore, only use fifo - * if we don't use control flow. - */ - !(up->port.flags & UPF_CONS_FLOW); - - if (likely(use_fifo)) - serial8250_console_fifo_write(up, s, count); - else - uart_console_write(port, s, count, serial8250_console_putchar); + uart_console_write(port, s, count, serial8250_console_putchar); /* * Finally, wait for transmitter to become empty diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 1f1df46242f9..ba053a68529f 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1582,9 +1582,6 @@ static void pl011_set_mctrl(struct uart_port *port, unsigned int mctrl) container_of(port, struct uart_amba_port, port); unsigned int cr; - if (port->rs485.flags & SER_RS485_ENABLED) - mctrl &= ~TIOCM_RTS; - cr = pl011_read(uap, REG_CR); #define TIOCMBIT(tiocmbit, uartbit) \ @@ -1808,14 +1805,8 @@ static int pl011_startup(struct uart_port *port) cr &= UART011_CR_RTS | UART011_CR_DTR; cr |= UART01x_CR_UARTEN | UART011_CR_RXE; - if (port->rs485.flags & SER_RS485_ENABLED) { - if (port->rs485.flags & SER_RS485_RTS_AFTER_SEND) - cr &= ~UART011_CR_RTS; - else - cr |= UART011_CR_RTS; - } else { + if (!(port->rs485.flags & SER_RS485_ENABLED)) cr |= UART011_CR_TXE; - } pl011_write(cr, uap, REG_CR); diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 64e7e6c8145f..38d1c0748533 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -734,12 +734,15 @@ static irqreturn_t sc16is7xx_irq(int irq, void *dev_id) static void sc16is7xx_tx_proc(struct kthread_work *ws) { struct uart_port *port = &(to_sc16is7xx_one(ws, tx_work)->port); + struct sc16is7xx_port *s = dev_get_drvdata(port->dev); if ((port->rs485.flags & SER_RS485_ENABLED) && (port->rs485.delay_rts_before_send > 0)) msleep(port->rs485.delay_rts_before_send); + mutex_lock(&s->efr_lock); sc16is7xx_handle_tx(port); + mutex_unlock(&s->efr_lock); } static void sc16is7xx_reconf_rs485(struct uart_port *port) diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index dc40c4155356..0db90be4c3bc 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -144,6 +144,11 @@ uart_update_mctrl(struct uart_port *port, unsigned int set, unsigned int clear) unsigned long flags; unsigned int old; + if (port->rs485.flags & SER_RS485_ENABLED) { + set &= ~TIOCM_RTS; + clear &= ~TIOCM_RTS; + } + spin_lock_irqsave(&port->lock, flags); old = port->mctrl; port->mctrl = (old & ~clear) | set; @@ -157,23 +162,10 @@ uart_update_mctrl(struct uart_port *port, unsigned int set, unsigned int clear) static void uart_port_dtr_rts(struct uart_port *uport, int raise) { - int rs485_on = uport->rs485_config && - (uport->rs485.flags & SER_RS485_ENABLED); - int RTS_after_send = !!(uport->rs485.flags & SER_RS485_RTS_AFTER_SEND); - - if (raise) { - if (rs485_on && RTS_after_send) { - uart_set_mctrl(uport, TIOCM_DTR); - uart_clear_mctrl(uport, TIOCM_RTS); - } else { - uart_set_mctrl(uport, TIOCM_DTR | TIOCM_RTS); - } - } else { - unsigned int clear = TIOCM_DTR; - - clear |= (!rs485_on || RTS_after_send) ? TIOCM_RTS : 0; - uart_clear_mctrl(uport, clear); - } + if (raise) + uart_set_mctrl(uport, TIOCM_DTR | TIOCM_RTS); + else + uart_clear_mctrl(uport, TIOCM_DTR | TIOCM_RTS); } /* @@ -1075,11 +1067,6 @@ uart_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear) goto out; if (!tty_io_error(tty)) { - if (uport->rs485.flags & SER_RS485_ENABLED) { - set &= ~TIOCM_RTS; - clear &= ~TIOCM_RTS; - } - uart_update_mctrl(uport, set, clear); ret = 0; } @@ -2390,6 +2377,9 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state, */ spin_lock_irqsave(&port->lock, flags); port->mctrl &= TIOCM_DTR; + if (port->rs485.flags & SER_RS485_ENABLED && + !(port->rs485.flags & SER_RS485_RTS_AFTER_SEND)) + port->mctrl |= TIOCM_RTS; port->ops->set_mctrl(port, port->mctrl); spin_unlock_irqrestore(&port->lock, flags); diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index 1f89ab0e49ac..9570002d07e7 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -550,11 +550,23 @@ static void stm32_usart_transmit_chars(struct uart_port *port) struct stm32_port *stm32_port = to_stm32_port(port); const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs; struct circ_buf *xmit = &port->state->xmit; + u32 isr; + int ret; if (port->x_char) { if (stm32_usart_tx_dma_started(stm32_port) && stm32_usart_tx_dma_enabled(stm32_port)) stm32_usart_clr_bits(port, ofs->cr3, USART_CR3_DMAT); + + /* Check that TDR is empty before filling FIFO */ + ret = + readl_relaxed_poll_timeout_atomic(port->membase + ofs->isr, + isr, + (isr & USART_SR_TXE), + 10, 1000); + if (ret) + dev_warn(port->dev, "1 character may be erased\n"); + writel_relaxed(port->x_char, port->membase + ofs->tdr); port->x_char = 0; port->icount.tx++; @@ -730,7 +742,7 @@ static void stm32_usart_start_tx(struct uart_port *port) struct serial_rs485 *rs485conf = &port->rs485; struct circ_buf *xmit = &port->state->xmit; - if (uart_circ_empty(xmit)) + if (uart_circ_empty(xmit) && !port->x_char) return; if (rs485conf->flags & SER_RS485_ENABLED) { diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index 3639bb6dc372..58013698635f 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -599,8 +599,8 @@ static int vt_setactivate(struct vt_setactivate __user *sa) if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES) return -ENXIO; - vsa.console = array_index_nospec(vsa.console, MAX_NR_CONSOLES + 1); vsa.console--; + vsa.console = array_index_nospec(vsa.console, MAX_NR_CONSOLES); console_lock(); ret = vc_allocate(vsa.console); if (ret) { @@ -845,6 +845,7 @@ int vt_ioctl(struct tty_struct *tty, return -ENXIO; arg--; + arg = array_index_nospec(arg, MAX_NR_CONSOLES); console_lock(); ret = vc_allocate(arg); console_unlock(); diff --git a/drivers/usb/cdns3/drd.c b/drivers/usb/cdns3/drd.c index 55c73b1d8704..d00ff98dffab 100644 --- a/drivers/usb/cdns3/drd.c +++ b/drivers/usb/cdns3/drd.c @@ -483,11 +483,11 @@ int cdns_drd_exit(struct cdns *cdns) /* Indicate the cdns3 core was power lost before */ bool cdns_power_is_lost(struct cdns *cdns) { - if (cdns->version == CDNS3_CONTROLLER_V1) { - if (!(readl(&cdns->otg_v1_regs->simulate) & BIT(0))) + if (cdns->version == CDNS3_CONTROLLER_V0) { + if (!(readl(&cdns->otg_v0_regs->simulate) & BIT(0))) return true; } else { - if (!(readl(&cdns->otg_v0_regs->simulate) & BIT(0))) + if (!(readl(&cdns->otg_v1_regs->simulate) & BIT(0))) return true; } return false; diff --git a/drivers/usb/common/ulpi.c b/drivers/usb/common/ulpi.c index 4169cf40a03b..5509d3847af4 100644 --- a/drivers/usb/common/ulpi.c +++ b/drivers/usb/common/ulpi.c @@ -39,8 +39,11 @@ static int ulpi_match(struct device *dev, struct device_driver *driver) struct ulpi *ulpi = to_ulpi_dev(dev); const struct ulpi_device_id *id; - /* Some ULPI devices don't have a vendor id so rely on OF match */ - if (ulpi->id.vendor == 0) + /* + * Some ULPI devices don't have a vendor id + * or provide an id_table so rely on OF match. + */ + if (ulpi->id.vendor == 0 || !drv->id_table) return of_driver_match_device(dev, driver); for (id = drv->id_table; id->vendor; id++) @@ -127,6 +130,7 @@ static const struct attribute_group *ulpi_dev_attr_groups[] = { static void ulpi_dev_release(struct device *dev) { + of_node_put(dev->of_node); kfree(to_ulpi_dev(dev)); } @@ -244,12 +248,16 @@ static int ulpi_register(struct device *dev, struct ulpi *ulpi) return ret; ret = ulpi_read_id(ulpi); - if (ret) + if (ret) { + of_node_put(ulpi->dev.of_node); return ret; + } ret = device_register(&ulpi->dev); - if (ret) + if (ret) { + put_device(&ulpi->dev); return ret; + } dev_dbg(&ulpi->dev, "registered ULPI PHY: vendor %04x, product %04x\n", ulpi->id.vendor, ulpi->id.product); @@ -296,7 +304,6 @@ EXPORT_SYMBOL_GPL(ulpi_register_interface); */ void ulpi_unregister_interface(struct ulpi *ulpi) { - of_node_put(ulpi->dev.of_node); device_unregister(&ulpi->dev); } EXPORT_SYMBOL_GPL(ulpi_unregister_interface); diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 3e01dd6e509b..d9712c2602af 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1563,6 +1563,13 @@ int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags) urb->hcpriv = NULL; INIT_LIST_HEAD(&urb->urb_list); atomic_dec(&urb->use_count); + /* + * Order the write of urb->use_count above before the read + * of urb->reject below. Pairs with the memory barriers in + * usb_kill_urb() and usb_poison_urb(). + */ + smp_mb__after_atomic(); + atomic_dec(&urb->dev->urbnum); if (atomic_read(&urb->reject)) wake_up(&usb_kill_urb_queue); @@ -1665,6 +1672,13 @@ static void __usb_hcd_giveback_urb(struct urb *urb) usb_anchor_resume_wakeups(anchor); atomic_dec(&urb->use_count); + /* + * Order the write of urb->use_count above before the read + * of urb->reject below. Pairs with the memory barriers in + * usb_kill_urb() and usb_poison_urb(). + */ + smp_mb__after_atomic(); + if (unlikely(atomic_read(&urb->reject))) wake_up(&usb_kill_urb_queue); usb_put_urb(urb); diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c index c2bbf97a79be..d5bc36ca5b1f 100644 --- a/drivers/usb/core/port.c +++ b/drivers/usb/core/port.c @@ -602,11 +602,14 @@ int usb_hub_create_port_device(struct usb_hub *hub, int port1) return retval; } - find_and_link_peer(hub, port1); - retval = component_add(&port_dev->dev, &connector_ops); - if (retval) + if (retval) { dev_warn(&port_dev->dev, "failed to add component\n"); + device_unregister(&port_dev->dev); + return retval; + } + + find_and_link_peer(hub, port1); /* * Enable runtime pm and hold a refernce that hub_configure() diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c index 30727729a44c..33d62d7e3929 100644 --- a/drivers/usb/core/urb.c +++ b/drivers/usb/core/urb.c @@ -715,6 +715,12 @@ void usb_kill_urb(struct urb *urb) if (!(urb && urb->dev && urb->ep)) return; atomic_inc(&urb->reject); + /* + * Order the write of urb->reject above before the read + * of urb->use_count below. Pairs with the barriers in + * __usb_hcd_giveback_urb() and usb_hcd_submit_urb(). + */ + smp_mb__after_atomic(); usb_hcd_unlink_urb(urb, -ENOENT); wait_event(usb_kill_urb_queue, atomic_read(&urb->use_count) == 0); @@ -756,6 +762,12 @@ void usb_poison_urb(struct urb *urb) if (!urb) return; atomic_inc(&urb->reject); + /* + * Order the write of urb->reject above before the read + * of urb->use_count below. Pairs with the barriers in + * __usb_hcd_giveback_urb() and usb_hcd_submit_urb(). + */ + smp_mb__after_atomic(); if (!urb->dev || !urb->ep) return; diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h index 8a63da3ab39d..88c337bf564f 100644 --- a/drivers/usb/dwc2/core.h +++ b/drivers/usb/dwc2/core.h @@ -1418,6 +1418,7 @@ void dwc2_hsotg_core_connect(struct dwc2_hsotg *hsotg); void dwc2_hsotg_disconnect(struct dwc2_hsotg *dwc2); int dwc2_hsotg_set_test_mode(struct dwc2_hsotg *hsotg, int testmode); #define dwc2_is_device_connected(hsotg) (hsotg->connected) +#define dwc2_is_device_enabled(hsotg) (hsotg->enabled) int dwc2_backup_device_registers(struct dwc2_hsotg *hsotg); int dwc2_restore_device_registers(struct dwc2_hsotg *hsotg, int remote_wakeup); int dwc2_gadget_enter_hibernation(struct dwc2_hsotg *hsotg); @@ -1454,6 +1455,7 @@ static inline int dwc2_hsotg_set_test_mode(struct dwc2_hsotg *hsotg, int testmode) { return 0; } #define dwc2_is_device_connected(hsotg) (0) +#define dwc2_is_device_enabled(hsotg) (0) static inline int dwc2_backup_device_registers(struct dwc2_hsotg *hsotg) { return 0; } static inline int dwc2_restore_device_registers(struct dwc2_hsotg *hsotg, diff --git a/drivers/usb/dwc2/drd.c b/drivers/usb/dwc2/drd.c index 1b39c4776369..d8d6493bc457 100644 --- a/drivers/usb/dwc2/drd.c +++ b/drivers/usb/dwc2/drd.c @@ -130,8 +130,10 @@ static int dwc2_drd_role_sw_set(struct usb_role_switch *sw, enum usb_role role) already = dwc2_ovr_avalid(hsotg, true); } else if (role == USB_ROLE_DEVICE) { already = dwc2_ovr_bvalid(hsotg, true); - /* This clear DCTL.SFTDISCON bit */ - dwc2_hsotg_core_connect(hsotg); + if (dwc2_is_device_enabled(hsotg)) { + /* This clear DCTL.SFTDISCON bit */ + dwc2_hsotg_core_connect(hsotg); + } } else { if (dwc2_is_device_mode(hsotg)) { if (!dwc2_ovr_bvalid(hsotg, false)) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 2bc03f41c70a..eee3504397e6 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -5097,7 +5097,7 @@ int dwc2_hsotg_suspend(struct dwc2_hsotg *hsotg) hsotg->gadget.speed = USB_SPEED_UNKNOWN; spin_unlock_irqrestore(&hsotg->lock, flags); - for (ep = 0; ep < hsotg->num_of_eps; ep++) { + for (ep = 1; ep < hsotg->num_of_eps; ep++) { if (hsotg->eps_in[ep]) dwc2_hsotg_ep_disable_lock(&hsotg->eps_in[ep]->ep); if (hsotg->eps_out[ep]) diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 7ff8fc8f79a9..06d0e88ec8af 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -43,6 +43,7 @@ #define PCI_DEVICE_ID_INTEL_ADLP 0x51ee #define PCI_DEVICE_ID_INTEL_ADLM 0x54ee #define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1 +#define PCI_DEVICE_ID_INTEL_RPLS 0x7a61 #define PCI_DEVICE_ID_INTEL_TGL 0x9a15 #define PCI_DEVICE_ID_AMD_MR 0x163a @@ -85,8 +86,8 @@ static const struct acpi_gpio_mapping acpi_dwc3_byt_gpios[] = { static struct gpiod_lookup_table platform_bytcr_gpios = { .dev_id = "0000:00:16.0", .table = { - GPIO_LOOKUP("INT33FC:00", 54, "reset", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("INT33FC:02", 14, "cs", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("INT33FC:00", 54, "cs", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("INT33FC:02", 14, "reset", GPIO_ACTIVE_HIGH), {} }, }; @@ -119,6 +120,13 @@ static const struct property_entry dwc3_pci_intel_properties[] = { {} }; +static const struct property_entry dwc3_pci_intel_byt_properties[] = { + PROPERTY_ENTRY_STRING("dr_mode", "peripheral"), + PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), + {} +}; + static const struct property_entry dwc3_pci_mrfld_properties[] = { PROPERTY_ENTRY_STRING("dr_mode", "otg"), PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), @@ -161,6 +169,10 @@ static const struct software_node dwc3_pci_intel_swnode = { .properties = dwc3_pci_intel_properties, }; +static const struct software_node dwc3_pci_intel_byt_swnode = { + .properties = dwc3_pci_intel_byt_properties, +}; + static const struct software_node dwc3_pci_intel_mrfld_swnode = { .properties = dwc3_pci_mrfld_properties, }; @@ -344,7 +356,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = { (kernel_ulong_t) &dwc3_pci_intel_swnode, }, { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_BYT), - (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + (kernel_ulong_t) &dwc3_pci_intel_byt_swnode, }, { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MRFLD), (kernel_ulong_t) &dwc3_pci_intel_mrfld_swnode, }, @@ -409,6 +421,9 @@ static const struct pci_device_id dwc3_pci_id_table[] = { { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ADLS), (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_RPLS), + (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL), (kernel_ulong_t) &dwc3_pci_intel_swnode, }, diff --git a/drivers/usb/dwc3/dwc3-xilinx.c b/drivers/usb/dwc3/dwc3-xilinx.c index 9cc3ad701a29..a6f3a9b38789 100644 --- a/drivers/usb/dwc3/dwc3-xilinx.c +++ b/drivers/usb/dwc3/dwc3-xilinx.c @@ -99,17 +99,29 @@ static int dwc3_xlnx_init_zynqmp(struct dwc3_xlnx *priv_data) struct device *dev = priv_data->dev; struct reset_control *crst, *hibrst, *apbrst; struct phy *usb3_phy; - int ret; + int ret = 0; u32 reg; - usb3_phy = devm_phy_get(dev, "usb3-phy"); - if (PTR_ERR(usb3_phy) == -EPROBE_DEFER) { - ret = -EPROBE_DEFER; + usb3_phy = devm_phy_optional_get(dev, "usb3-phy"); + if (IS_ERR(usb3_phy)) { + ret = PTR_ERR(usb3_phy); + dev_err_probe(dev, ret, + "failed to get USB3 PHY\n"); goto err; - } else if (IS_ERR(usb3_phy)) { - usb3_phy = NULL; } + /* + * The following core resets are not required unless a USB3 PHY + * is used, and the subsequent register settings are not required + * unless a core reset is performed (they should be set properly + * by the first-stage boot loader, but may be reverted by a core + * reset). They may also break the configuration if USB3 is actually + * in use but the usb3-phy entry is missing from the device tree. + * Therefore, skip these operations in this case. + */ + if (!usb3_phy) + goto skip_usb3_phy; + crst = devm_reset_control_get_exclusive(dev, "usb_crst"); if (IS_ERR(crst)) { ret = PTR_ERR(crst); @@ -188,6 +200,7 @@ static int dwc3_xlnx_init_zynqmp(struct dwc3_xlnx *priv_data) goto err; } +skip_usb3_phy: /* * This routes the USB DMA traffic to go through FPD path instead * of reaching DDR directly. This traffic routing is needed to diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 520031ba38aa..a0c883f19a41 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1291,6 +1291,19 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb, if (usb_endpoint_xfer_bulk(dep->endpoint.desc) && dep->stream_capable) trb->ctrl |= DWC3_TRB_CTRL_SID_SOFN(stream_id); + /* + * As per data book 4.2.3.2TRB Control Bit Rules section + * + * The controller autonomously checks the HWO field of a TRB to determine if the + * entire TRB is valid. Therefore, software must ensure that the rest of the TRB + * is valid before setting the HWO field to '1'. In most systems, this means that + * software must update the fourth DWORD of a TRB last. + * + * However there is a possibility of CPU re-ordering here which can cause + * controller to observe the HWO bit set prematurely. + * Add a write memory barrier to prevent CPU re-ordering. + */ + wmb(); trb->ctrl |= DWC3_TRB_CTRL_HWO; dwc3_ep_inc_enq(dep); @@ -4147,9 +4160,11 @@ static irqreturn_t dwc3_thread_interrupt(int irq, void *_evt) unsigned long flags; irqreturn_t ret = IRQ_NONE; + local_bh_disable(); spin_lock_irqsave(&dwc->lock, flags); ret = dwc3_process_event_buf(evt); spin_unlock_irqrestore(&dwc->lock, flags); + local_bh_enable(); return ret; } diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 16f9e3423c9f..9315313108c9 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1988,6 +1988,9 @@ unknown: if (w_index != 0x5 || (w_value >> 8)) break; interface = w_value & 0xFF; + if (interface >= MAX_CONFIG_INTERFACES || + !os_desc_cfg->interface[interface]) + break; buf[6] = w_index; count = count_ext_prop(os_desc_cfg, interface); diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 25ad1e97a458..1922fd02043c 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -1711,16 +1711,24 @@ static void ffs_data_put(struct ffs_data *ffs) static void ffs_data_closed(struct ffs_data *ffs) { + struct ffs_epfile *epfiles; + unsigned long flags; + ENTER(); if (atomic_dec_and_test(&ffs->opened)) { if (ffs->no_disconnect) { ffs->state = FFS_DEACTIVATED; - if (ffs->epfiles) { - ffs_epfiles_destroy(ffs->epfiles, - ffs->eps_count); - ffs->epfiles = NULL; - } + spin_lock_irqsave(&ffs->eps_lock, flags); + epfiles = ffs->epfiles; + ffs->epfiles = NULL; + spin_unlock_irqrestore(&ffs->eps_lock, + flags); + + if (epfiles) + ffs_epfiles_destroy(epfiles, + ffs->eps_count); + if (ffs->setup_state == FFS_SETUP_PENDING) __ffs_ep0_stall(ffs); } else { @@ -1767,14 +1775,27 @@ static struct ffs_data *ffs_data_new(const char *dev_name) static void ffs_data_clear(struct ffs_data *ffs) { + struct ffs_epfile *epfiles; + unsigned long flags; + ENTER(); ffs_closed(ffs); BUG_ON(ffs->gadget); - if (ffs->epfiles) { - ffs_epfiles_destroy(ffs->epfiles, ffs->eps_count); + spin_lock_irqsave(&ffs->eps_lock, flags); + epfiles = ffs->epfiles; + ffs->epfiles = NULL; + spin_unlock_irqrestore(&ffs->eps_lock, flags); + + /* + * potential race possible between ffs_func_eps_disable + * & ffs_epfile_release therefore maintaining a local + * copy of epfile will save us from use-after-free. + */ + if (epfiles) { + ffs_epfiles_destroy(epfiles, ffs->eps_count); ffs->epfiles = NULL; } @@ -1922,12 +1943,15 @@ static void ffs_epfiles_destroy(struct ffs_epfile *epfiles, unsigned count) static void ffs_func_eps_disable(struct ffs_function *func) { - struct ffs_ep *ep = func->eps; - struct ffs_epfile *epfile = func->ffs->epfiles; - unsigned count = func->ffs->eps_count; + struct ffs_ep *ep; + struct ffs_epfile *epfile; + unsigned short count; unsigned long flags; spin_lock_irqsave(&func->ffs->eps_lock, flags); + count = func->ffs->eps_count; + epfile = func->ffs->epfiles; + ep = func->eps; while (count--) { /* pending requests get nuked */ if (ep->ep) @@ -1945,14 +1969,18 @@ static void ffs_func_eps_disable(struct ffs_function *func) static int ffs_func_eps_enable(struct ffs_function *func) { - struct ffs_data *ffs = func->ffs; - struct ffs_ep *ep = func->eps; - struct ffs_epfile *epfile = ffs->epfiles; - unsigned count = ffs->eps_count; + struct ffs_data *ffs; + struct ffs_ep *ep; + struct ffs_epfile *epfile; + unsigned short count; unsigned long flags; int ret = 0; spin_lock_irqsave(&func->ffs->eps_lock, flags); + ffs = func->ffs; + ep = func->eps; + epfile = ffs->epfiles; + count = ffs->eps_count; while(count--) { ep->ep->driver_data = ep; diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c index 1abf08e5164a..6803cd60cc6d 100644 --- a/drivers/usb/gadget/function/f_sourcesink.c +++ b/drivers/usb/gadget/function/f_sourcesink.c @@ -584,6 +584,7 @@ static int source_sink_start_ep(struct f_sourcesink *ss, bool is_in, if (is_iso) { switch (speed) { + case USB_SPEED_SUPER_PLUS: case USB_SPEED_SUPER: size = ss->isoc_maxpacket * (ss->isoc_mult + 1) * diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c index 36fa6ef0581b..097a709549d6 100644 --- a/drivers/usb/gadget/function/f_uac2.c +++ b/drivers/usb/gadget/function/f_uac2.c @@ -203,7 +203,7 @@ static struct uac2_input_terminal_descriptor io_in_it_desc = { .bDescriptorSubtype = UAC_INPUT_TERMINAL, /* .bTerminalID = DYNAMIC */ - .wTerminalType = cpu_to_le16(UAC_INPUT_TERMINAL_UNDEFINED), + .wTerminalType = cpu_to_le16(UAC_INPUT_TERMINAL_MICROPHONE), .bAssocTerminal = 0, /* .bCSourceID = DYNAMIC */ .iChannelNames = 0, @@ -231,7 +231,7 @@ static struct uac2_output_terminal_descriptor io_out_ot_desc = { .bDescriptorSubtype = UAC_OUTPUT_TERMINAL, /* .bTerminalID = DYNAMIC */ - .wTerminalType = cpu_to_le16(UAC_OUTPUT_TERMINAL_UNDEFINED), + .wTerminalType = cpu_to_le16(UAC_OUTPUT_TERMINAL_SPEAKER), .bAssocTerminal = 0, /* .bSourceID = DYNAMIC */ /* .bCSourceID = DYNAMIC */ diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c index 431d5a7d737e..00b3f6b3bb31 100644 --- a/drivers/usb/gadget/function/rndis.c +++ b/drivers/usb/gadget/function/rndis.c @@ -637,14 +637,17 @@ static int rndis_set_response(struct rndis_params *params, rndis_set_cmplt_type *resp; rndis_resp_t *r; + BufLength = le32_to_cpu(buf->InformationBufferLength); + BufOffset = le32_to_cpu(buf->InformationBufferOffset); + if ((BufLength > RNDIS_MAX_TOTAL_SIZE) || + (BufOffset + 8 >= RNDIS_MAX_TOTAL_SIZE)) + return -EINVAL; + r = rndis_add_response(params, sizeof(rndis_set_cmplt_type)); if (!r) return -ENOMEM; resp = (rndis_set_cmplt_type *)r->buf; - BufLength = le32_to_cpu(buf->InformationBufferLength); - BufOffset = le32_to_cpu(buf->InformationBufferOffset); - #ifdef VERBOSE_DEBUG pr_debug("%s: Length: %d\n", __func__, BufLength); pr_debug("%s: Offset: %d\n", __func__, BufOffset); @@ -919,6 +922,7 @@ struct rndis_params *rndis_register(void (*resp_avail)(void *v), void *v) params->resp_avail = resp_avail; params->v = v; INIT_LIST_HEAD(¶ms->resp_queue); + spin_lock_init(¶ms->resp_lock); pr_debug("%s: configNr = %d\n", __func__, i); return params; @@ -1012,12 +1016,14 @@ void rndis_free_response(struct rndis_params *params, u8 *buf) { rndis_resp_t *r, *n; + spin_lock(¶ms->resp_lock); list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) { if (r->buf == buf) { list_del(&r->list); kfree(r); } } + spin_unlock(¶ms->resp_lock); } EXPORT_SYMBOL_GPL(rndis_free_response); @@ -1027,14 +1033,17 @@ u8 *rndis_get_next_response(struct rndis_params *params, u32 *length) if (!length) return NULL; + spin_lock(¶ms->resp_lock); list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) { if (!r->send) { r->send = 1; *length = r->length; + spin_unlock(¶ms->resp_lock); return r->buf; } } + spin_unlock(¶ms->resp_lock); return NULL; } EXPORT_SYMBOL_GPL(rndis_get_next_response); @@ -1051,7 +1060,9 @@ static rndis_resp_t *rndis_add_response(struct rndis_params *params, u32 length) r->length = length; r->send = 0; + spin_lock(¶ms->resp_lock); list_add_tail(&r->list, ¶ms->resp_queue); + spin_unlock(¶ms->resp_lock); return r; } diff --git a/drivers/usb/gadget/function/rndis.h b/drivers/usb/gadget/function/rndis.h index f6167f7fea82..6206b8b7490f 100644 --- a/drivers/usb/gadget/function/rndis.h +++ b/drivers/usb/gadget/function/rndis.h @@ -174,6 +174,7 @@ typedef struct rndis_params { void (*resp_avail)(void *v); void *v; struct list_head resp_queue; + spinlock_t resp_lock; } rndis_params; /* RNDIS Message parser and other useless functions */ diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c index c5a2c734234a..d86c3a36441e 100644 --- a/drivers/usb/gadget/legacy/raw_gadget.c +++ b/drivers/usb/gadget/legacy/raw_gadget.c @@ -1004,7 +1004,7 @@ static int raw_process_ep_io(struct raw_dev *dev, struct usb_raw_ep_io *io, ret = -EBUSY; goto out_unlock; } - if ((in && !ep->ep->caps.dir_in) || (!in && ep->ep->caps.dir_in)) { + if (in != usb_endpoint_dir_in(ep->ep->desc)) { dev_dbg(&dev->gadget->dev, "fail, wrong direction\n"); ret = -EINVAL; goto out_unlock; diff --git a/drivers/usb/gadget/udc/at91_udc.c b/drivers/usb/gadget/udc/at91_udc.c index dd0819df096e..9040a0561466 100644 --- a/drivers/usb/gadget/udc/at91_udc.c +++ b/drivers/usb/gadget/udc/at91_udc.c @@ -1895,7 +1895,7 @@ static int at91udc_probe(struct platform_device *pdev) at91_vbus_irq, 0, driver_name, udc); if (retval) { DBG("request vbus irq %d failed\n", - udc->board.vbus_pin); + desc_to_gpio(udc->board.vbus_pin)); goto err_unprepare_iclk; } } diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c index 57d417a7c3e0..601829a6b4ba 100644 --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -2378,6 +2378,8 @@ static void handle_ext_role_switch_states(struct device *dev, switch (role) { case USB_ROLE_NONE: usb3->connection_state = USB_ROLE_NONE; + if (cur_role == USB_ROLE_HOST) + device_release_driver(host); if (usb3->driver) usb3_disconnect(usb3); usb3_vbus_out(usb3, false); diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c index 6ce886fb7bfe..2907fad04e2c 100644 --- a/drivers/usb/gadget/udc/udc-xilinx.c +++ b/drivers/usb/gadget/udc/udc-xilinx.c @@ -1615,6 +1615,8 @@ static void xudc_getstatus(struct xusb_udc *udc) break; case USB_RECIP_ENDPOINT: epnum = udc->setup.wIndex & USB_ENDPOINT_NUMBER_MASK; + if (epnum >= XUSB_MAX_ENDPOINTS) + goto stall; target_ep = &udc->ep[epnum]; epcfgreg = udc->read_fn(udc->addr + target_ep->offset); halt = epcfgreg & XUSB_EP_CFG_STALL_MASK; @@ -1682,6 +1684,10 @@ static void xudc_set_clear_feature(struct xusb_udc *udc) case USB_RECIP_ENDPOINT: if (!udc->setup.wValue) { endpoint = udc->setup.wIndex & USB_ENDPOINT_NUMBER_MASK; + if (endpoint >= XUSB_MAX_ENDPOINTS) { + xudc_ep0_stall(udc); + return; + } target_ep = &udc->ep[endpoint]; outinbit = udc->setup.wIndex & USB_ENDPOINT_DIR_MASK; outinbit = outinbit >> 7; diff --git a/drivers/usb/host/xen-hcd.c b/drivers/usb/host/xen-hcd.c index be09fd9bac58..19b8c7ed74cb 100644 --- a/drivers/usb/host/xen-hcd.c +++ b/drivers/usb/host/xen-hcd.c @@ -716,8 +716,9 @@ static int xenhcd_map_urb_for_request(struct xenhcd_info *info, struct urb *urb, return 0; } -static void xenhcd_gnttab_done(struct usb_shadow *shadow) +static void xenhcd_gnttab_done(struct xenhcd_info *info, unsigned int id) { + struct usb_shadow *shadow = info->shadow + id; int nr_segs = 0; int i; @@ -726,8 +727,10 @@ static void xenhcd_gnttab_done(struct usb_shadow *shadow) if (xenusb_pipeisoc(shadow->req.pipe)) nr_segs += shadow->req.u.isoc.nr_frame_desc_segs; - for (i = 0; i < nr_segs; i++) - gnttab_end_foreign_access(shadow->req.seg[i].gref, 0, 0UL); + for (i = 0; i < nr_segs; i++) { + if (!gnttab_try_end_foreign_access(shadow->req.seg[i].gref)) + xenhcd_set_error(info, "backend didn't release grant"); + } shadow->req.nr_buffer_segs = 0; shadow->req.u.isoc.nr_frame_desc_segs = 0; @@ -841,7 +844,9 @@ static void xenhcd_cancel_all_enqueued_urbs(struct xenhcd_info *info) list_for_each_entry_safe(urbp, tmp, &info->in_progress_list, list) { req_id = urbp->req_id; if (!urbp->unlinked) { - xenhcd_gnttab_done(&info->shadow[req_id]); + xenhcd_gnttab_done(info, req_id); + if (info->error) + return; if (urbp->urb->status == -EINPROGRESS) /* not dequeued */ xenhcd_giveback_urb(info, urbp->urb, @@ -942,8 +947,7 @@ static int xenhcd_urb_request_done(struct xenhcd_info *info) rp = info->urb_ring.sring->rsp_prod; if (RING_RESPONSE_PROD_OVERFLOW(&info->urb_ring, rp)) { xenhcd_set_error(info, "Illegal index on urb-ring"); - spin_unlock_irqrestore(&info->lock, flags); - return 0; + goto err; } rmb(); /* ensure we see queued responses up to "rp" */ @@ -952,11 +956,13 @@ static int xenhcd_urb_request_done(struct xenhcd_info *info) id = res.id; if (id >= XENUSB_URB_RING_SIZE) { xenhcd_set_error(info, "Illegal data on urb-ring"); - continue; + goto err; } if (likely(xenusb_pipesubmit(info->shadow[id].req.pipe))) { - xenhcd_gnttab_done(&info->shadow[id]); + xenhcd_gnttab_done(info, id); + if (info->error) + goto err; urb = info->shadow[id].urb; if (likely(urb)) { urb->actual_length = res.actual_length; @@ -978,6 +984,10 @@ static int xenhcd_urb_request_done(struct xenhcd_info *info) spin_unlock_irqrestore(&info->lock, flags); return more_to_do; + + err: + spin_unlock_irqrestore(&info->lock, flags); + return 0; } static int xenhcd_conn_notify(struct xenhcd_info *info) diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index c1edcc9b13ce..dc570ce4e831 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -437,6 +437,9 @@ static int __maybe_unused xhci_plat_suspend(struct device *dev) struct xhci_hcd *xhci = hcd_to_xhci(hcd); int ret; + if (pm_runtime_suspended(dev)) + pm_runtime_resume(dev); + ret = xhci_priv_suspend_quirk(hcd); if (ret) return ret; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index dc357cabb265..2d378543bc3a 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1091,6 +1091,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) int retval = 0; bool comp_timer_running = false; bool pending_portevent = false; + bool reinit_xhc = false; if (!hcd->state) return 0; @@ -1107,10 +1108,11 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) set_bit(HCD_FLAG_HW_ACCESSIBLE, &xhci->shared_hcd->flags); spin_lock_irq(&xhci->lock); - if ((xhci->quirks & XHCI_RESET_ON_RESUME) || xhci->broken_suspend) - hibernated = true; - if (!hibernated) { + if (hibernated || xhci->quirks & XHCI_RESET_ON_RESUME || xhci->broken_suspend) + reinit_xhc = true; + + if (!reinit_xhc) { /* * Some controllers might lose power during suspend, so wait * for controller not ready bit to clear, just as in xHC init. @@ -1143,12 +1145,17 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) spin_unlock_irq(&xhci->lock); return -ETIMEDOUT; } - temp = readl(&xhci->op_regs->status); } - /* If restore operation fails, re-initialize the HC during resume */ - if ((temp & STS_SRE) || hibernated) { + temp = readl(&xhci->op_regs->status); + /* re-initialize the HC on Restore Error, or Host Controller Error */ + if (temp & (STS_SRE | STS_HCE)) { + reinit_xhc = true; + xhci_warn(xhci, "xHC error in resume, USBSTS 0x%x, Reinit\n", temp); + } + + if (reinit_xhc) { if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && !(xhci_all_ports_seen_u0(xhci))) { del_timer_sync(&xhci->comp_mode_recovery_timer); @@ -1604,9 +1611,12 @@ static int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag struct urb_priv *urb_priv; int num_tds; - if (!urb || xhci_check_args(hcd, urb->dev, urb->ep, - true, true, __func__) <= 0) + if (!urb) return -EINVAL; + ret = xhci_check_args(hcd, urb->dev, urb->ep, + true, true, __func__); + if (ret <= 0) + return ret ? ret : -EINVAL; slot_id = urb->dev->slot_id; ep_index = xhci_get_endpoint_index(&urb->ep->desc); @@ -3323,7 +3333,7 @@ static int xhci_check_streams_endpoint(struct xhci_hcd *xhci, return -EINVAL; ret = xhci_check_args(xhci_to_hcd(xhci), udev, ep, 1, true, __func__); if (ret <= 0) - return -EINVAL; + return ret ? ret : -EINVAL; if (usb_ss_max_streams(&ep->ss_ep_comp) == 0) { xhci_warn(xhci, "WARN: SuperSpeed Endpoint Companion" " descriptor for ep 0x%x does not support streams\n", diff --git a/drivers/usb/misc/usb251xb.c b/drivers/usb/misc/usb251xb.c index 507deef1f709..04c4e3fed094 100644 --- a/drivers/usb/misc/usb251xb.c +++ b/drivers/usb/misc/usb251xb.c @@ -543,6 +543,9 @@ static int usb251xb_get_ofdata(struct usb251xb *hub, if (of_property_read_u16_array(np, "language-id", &hub->lang_id, 1)) hub->lang_id = USB251XB_DEF_LANGUAGE_ID; + if (of_property_read_u8(np, "boost-up", &hub->boost_up)) + hub->boost_up = USB251XB_DEF_BOOST_UP; + cproperty_char = of_get_property(np, "manufacturer", NULL); strlcpy(str, cproperty_char ? : USB251XB_DEF_MANUFACTURER_STRING, sizeof(str)); @@ -584,7 +587,6 @@ static int usb251xb_get_ofdata(struct usb251xb *hub, * may be as soon as needed. */ hub->bat_charge_en = USB251XB_DEF_BATTERY_CHARGING_ENABLE; - hub->boost_up = USB251XB_DEF_BOOST_UP; hub->boost_57 = USB251XB_DEF_BOOST_57; hub->boost_14 = USB251XB_DEF_BOOST_14; hub->port_map12 = USB251XB_DEF_PORT_MAP_12; diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index 29f4b87a9e74..2798fca71261 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -81,10 +81,10 @@ #define CH341_QUIRK_SIMULATE_BREAK BIT(1) static const struct usb_device_id id_table[] = { - { USB_DEVICE(0x1a86, 0x5512) }, { USB_DEVICE(0x1a86, 0x5523) }, { USB_DEVICE(0x1a86, 0x7522) }, { USB_DEVICE(0x1a86, 0x7523) }, + { USB_DEVICE(0x2184, 0x0057) }, { USB_DEVICE(0x4348, 0x5523) }, { USB_DEVICE(0x9986, 0x7523) }, { }, diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 8a60c0d56863..a27f7efcec6a 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -51,6 +51,7 @@ static void cp210x_enable_event_mode(struct usb_serial_port *port); static void cp210x_disable_event_mode(struct usb_serial_port *port); static const struct usb_device_id id_table[] = { + { USB_DEVICE(0x0404, 0x034C) }, /* NCR Retail IO Box */ { USB_DEVICE(0x045B, 0x0053) }, /* Renesas RX610 RX-Stick */ { USB_DEVICE(0x0471, 0x066A) }, /* AKTAKOM ACE-1001 cable */ { USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */ @@ -68,6 +69,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x0FCF, 0x1004) }, /* Dynastream ANT2USB */ { USB_DEVICE(0x0FCF, 0x1006) }, /* Dynastream ANT development board */ { USB_DEVICE(0x0FDE, 0xCA05) }, /* OWL Wireless Electricity Monitor CM-160 */ + { USB_DEVICE(0x106F, 0x0003) }, /* CPI / Money Controls Bulk Coin Recycler */ { USB_DEVICE(0x10A6, 0xAA26) }, /* Knock-off DCU-11 cable */ { USB_DEVICE(0x10AB, 0x10C5) }, /* Siemens MC60 Cable */ { USB_DEVICE(0x10B5, 0xAC70) }, /* Nokia CA-42 USB */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 4edebd14ef29..49c08f07c969 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -969,6 +969,7 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) }, + { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_159_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) }, @@ -977,12 +978,14 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) }, + { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_235_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) }, + { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_320_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 755858ca20ba..d1a9564697a4 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -1506,6 +1506,9 @@ #define BRAINBOXES_VX_023_PID 0x1003 /* VX-023 ExpressCard 1 Port RS422/485 */ #define BRAINBOXES_VX_034_PID 0x1004 /* VX-034 ExpressCard 2 Port RS422/485 */ #define BRAINBOXES_US_101_PID 0x1011 /* US-101 1xRS232 */ +#define BRAINBOXES_US_159_PID 0x1021 /* US-159 1xRS232 */ +#define BRAINBOXES_US_235_PID 0x1017 /* US-235 1xRS232 */ +#define BRAINBOXES_US_320_PID 0x1019 /* US-320 1xRS422/485 */ #define BRAINBOXES_US_324_PID 0x1013 /* US-324 1xRS422/485 1Mbaud */ #define BRAINBOXES_US_606_1_PID 0x2001 /* US-606 6 Port RS232 Serial Port 1 and 2 */ #define BRAINBOXES_US_606_2_PID 0x2002 /* US-606 6 Port RS232 Serial Port 3 and 4 */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 42420bfc983c..e7755d9cfc61 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -198,6 +198,8 @@ static void option_instat_callback(struct urb *urb); #define DELL_PRODUCT_5821E 0x81d7 #define DELL_PRODUCT_5821E_ESIM 0x81e0 +#define DELL_PRODUCT_5829E_ESIM 0x81e4 +#define DELL_PRODUCT_5829E 0x81e6 #define KYOCERA_VENDOR_ID 0x0c88 #define KYOCERA_PRODUCT_KPC650 0x17da @@ -1063,6 +1065,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E_ESIM), .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, + { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E), + .driver_info = RSVD(0) | RSVD(6) }, + { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E_ESIM), + .driver_info = RSVD(0) | RSVD(6) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, @@ -1273,10 +1279,16 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(2) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7011, 0xff), /* Telit LE910-S1 (ECM) */ .driver_info = NCTRL(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701a, 0xff), /* Telit LE910R1 (RNDIS) */ + .driver_info = NCTRL(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701b, 0xff), /* Telit LE910R1 (ECM) */ + .driver_info = NCTRL(2) }, { USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */ .driver_info = NCTRL(0) | ZLP }, { USB_DEVICE(TELIT_VENDOR_ID, 0x9200), /* Telit LE910S1 flashing device */ .driver_info = NCTRL(0) | ZLP }, + { USB_DEVICE(TELIT_VENDOR_ID, 0x9201), /* Telit LE910R1 flashing device */ + .driver_info = NCTRL(0) | ZLP }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff), .driver_info = RSVD(1) }, @@ -1649,6 +1661,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(2) }, { USB_DEVICE_INTERFACE_CLASS(ZTE_VENDOR_ID, 0x1476, 0xff) }, /* GosunCn ZTE WeLink ME3630 (ECM/NCM mode) */ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1481, 0xff, 0x00, 0x00) }, /* ZTE MF871A */ + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1485, 0xff, 0xff, 0xff), /* ZTE MF286D */ + .driver_info = RSVD(5) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1533, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1534, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1535, 0xff, 0xff, 0xff) }, diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 29191d33c0e3..1a05e3dcfec8 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -2301,6 +2301,16 @@ UNUSUAL_DEV( 0x2027, 0xa001, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_euscsi_init, US_FL_SCM_MULT_TARG ), +/* + * Reported by DocMAX <mail@vacharakis.de> + * and Thomas Weißschuh <linux@weissschuh.net> + */ +UNUSUAL_DEV( 0x2109, 0x0715, 0x9999, 0x9999, + "VIA Labs, Inc.", + "VL817 SATA Bridge", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_IGNORE_UAS), + UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001, "ST", "2A", diff --git a/drivers/usb/typec/port-mapper.c b/drivers/usb/typec/port-mapper.c index 07d307418b47..a7d507802509 100644 --- a/drivers/usb/typec/port-mapper.c +++ b/drivers/usb/typec/port-mapper.c @@ -56,7 +56,12 @@ int typec_link_ports(struct typec_port *con) { struct each_port_arg arg = { .port = con, .match = NULL }; + if (!has_acpi_companion(&con->dev)) + return 0; + bus_for_each_dev(&acpi_bus_type, NULL, &arg, typec_port_match); + if (!arg.match) + return 0; /* * REVISIT: Now each connector can have only a single component master. @@ -74,5 +79,6 @@ int typec_link_ports(struct typec_port *con) void typec_unlink_ports(struct typec_port *con) { - component_master_del(&con->dev, &typec_aggregate_ops); + if (has_acpi_companion(&con->dev)) + component_master_del(&con->dev, &typec_aggregate_ops); } diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c index 35a1307349a2..e07d26a3cd8e 100644 --- a/drivers/usb/typec/tcpm/tcpci.c +++ b/drivers/usb/typec/tcpm/tcpci.c @@ -75,9 +75,25 @@ static int tcpci_write16(struct tcpci *tcpci, unsigned int reg, u16 val) static int tcpci_set_cc(struct tcpc_dev *tcpc, enum typec_cc_status cc) { struct tcpci *tcpci = tcpc_to_tcpci(tcpc); + bool vconn_pres; + enum typec_cc_polarity polarity = TYPEC_POLARITY_CC1; unsigned int reg; int ret; + ret = regmap_read(tcpci->regmap, TCPC_POWER_STATUS, ®); + if (ret < 0) + return ret; + + vconn_pres = !!(reg & TCPC_POWER_STATUS_VCONN_PRES); + if (vconn_pres) { + ret = regmap_read(tcpci->regmap, TCPC_TCPC_CTRL, ®); + if (ret < 0) + return ret; + + if (reg & TCPC_TCPC_CTRL_ORIENTATION) + polarity = TYPEC_POLARITY_CC2; + } + switch (cc) { case TYPEC_CC_RA: reg = (TCPC_ROLE_CTRL_CC_RA << TCPC_ROLE_CTRL_CC1_SHIFT) | @@ -112,6 +128,16 @@ static int tcpci_set_cc(struct tcpc_dev *tcpc, enum typec_cc_status cc) break; } + if (vconn_pres) { + if (polarity == TYPEC_POLARITY_CC2) { + reg &= ~(TCPC_ROLE_CTRL_CC1_MASK << TCPC_ROLE_CTRL_CC1_SHIFT); + reg |= (TCPC_ROLE_CTRL_CC_OPEN << TCPC_ROLE_CTRL_CC1_SHIFT); + } else { + reg &= ~(TCPC_ROLE_CTRL_CC2_MASK << TCPC_ROLE_CTRL_CC2_SHIFT); + reg |= (TCPC_ROLE_CTRL_CC_OPEN << TCPC_ROLE_CTRL_CC2_SHIFT); + } + } + ret = regmap_write(tcpci->regmap, TCPC_ROLE_CTRL, reg); if (ret < 0) return ret; diff --git a/drivers/usb/typec/tcpm/tcpci.h b/drivers/usb/typec/tcpm/tcpci.h index 2be7a77d400e..b2edd45f13c6 100644 --- a/drivers/usb/typec/tcpm/tcpci.h +++ b/drivers/usb/typec/tcpm/tcpci.h @@ -98,6 +98,7 @@ #define TCPC_POWER_STATUS_SOURCING_VBUS BIT(4) #define TCPC_POWER_STATUS_VBUS_DET BIT(3) #define TCPC_POWER_STATUS_VBUS_PRES BIT(2) +#define TCPC_POWER_STATUS_VCONN_PRES BIT(1) #define TCPC_POWER_STATUS_SINKING_VBUS BIT(0) #define TCPC_FAULT_STATUS 0x1f diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 59d4fa2443f2..5fce795b69c7 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -5156,7 +5156,8 @@ static void _tcpm_pd_vbus_off(struct tcpm_port *port) case SNK_TRYWAIT_DEBOUNCE: break; case SNK_ATTACH_WAIT: - tcpm_set_state(port, SNK_UNATTACHED, 0); + case SNK_DEBOUNCED: + /* Do nothing, as TCPM is still waiting for vbus to reaach VSAFE5V to connect */ break; case SNK_NEGOTIATE_CAPABILITIES: @@ -5263,6 +5264,10 @@ static void _tcpm_pd_vbus_vsafe0v(struct tcpm_port *port) case PR_SWAP_SNK_SRC_SOURCE_ON: /* Do nothing, vsafe0v is expected during transition */ break; + case SNK_ATTACH_WAIT: + case SNK_DEBOUNCED: + /*Do nothing, still waiting for VSAFE5V for connect */ + break; default: if (port->pwr_role == TYPEC_SINK && port->auto_vbus_discharge_enabled) tcpm_set_state(port, SNK_UNATTACHED, 0); diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index 6d27a5b5e3ca..7ffcda94d323 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -761,12 +761,12 @@ static int tps6598x_probe(struct i2c_client *client) ret = tps6598x_read32(tps, TPS_REG_STATUS, &status); if (ret < 0) - return ret; + goto err_clear_mask; trace_tps6598x_status(status); ret = tps6598x_read32(tps, TPS_REG_SYSTEM_CONF, &conf); if (ret < 0) - return ret; + goto err_clear_mask; /* * This fwnode has a "compatible" property, but is never populated as a @@ -855,7 +855,8 @@ err_role_put: usb_role_switch_put(tps->role_sw); err_fwnode_put: fwnode_handle_put(fwnode); - +err_clear_mask: + tps6598x_write64(tps, TPS_REG_INT_MASK1, 0); return ret; } diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c index bff96d64dddf..6db7c8ddd51c 100644 --- a/drivers/usb/typec/ucsi/ucsi_ccg.c +++ b/drivers/usb/typec/ucsi/ucsi_ccg.c @@ -325,7 +325,7 @@ static int ucsi_ccg_init(struct ucsi_ccg *uc) if (status < 0) return status; - if (!data) + if (!(data & DEV_INT)) return 0; status = ccg_write(uc, CCGX_RAB_INTR_REG, &data, sizeof(data)); diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index f648f1c54a0f..d0f91078600e 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1563,11 +1563,27 @@ static virtio_net_ctrl_ack handle_ctrl_mq(struct mlx5_vdpa_dev *mvdev, u8 cmd) switch (cmd) { case VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET: + /* This mq feature check aligns with pre-existing userspace + * implementation. + * + * Without it, an untrusted driver could fake a multiqueue config + * request down to a non-mq device that may cause kernel to + * panic due to uninitialized resources for extra vqs. Even with + * a well behaving guest driver, it is not expected to allow + * changing the number of vqs on a non-mq device. + */ + if (!MLX5_FEATURE(mvdev, VIRTIO_NET_F_MQ)) + break; + read = vringh_iov_pull_iotlb(&cvq->vring, &cvq->riov, (void *)&mq, sizeof(mq)); if (read != sizeof(mq)) break; newqps = mlx5vdpa16_to_cpu(mvdev, mq.virtqueue_pairs); + if (newqps < VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN || + newqps > mlx5_vdpa_max_qps(mvdev->max_vqs)) + break; + if (ndev->cur_num_vqs == 2 * newqps) { status = VIRTIO_NET_OK; break; @@ -1897,11 +1913,25 @@ static u64 mlx5_vdpa_get_device_features(struct vdpa_device *vdev) return ndev->mvdev.mlx_features; } -static int verify_min_features(struct mlx5_vdpa_dev *mvdev, u64 features) +static int verify_driver_features(struct mlx5_vdpa_dev *mvdev, u64 features) { + /* Minimum features to expect */ if (!(features & BIT_ULL(VIRTIO_F_ACCESS_PLATFORM))) return -EOPNOTSUPP; + /* Double check features combination sent down by the driver. + * Fail invalid features due to absence of the depended feature. + * + * Per VIRTIO v1.1 specification, section 5.1.3.1 Feature bit + * requirements: "VIRTIO_NET_F_MQ Requires VIRTIO_NET_F_CTRL_VQ". + * By failing the invalid features sent down by untrusted drivers, + * we're assured the assumption made upon is_index_valid() and + * is_ctrl_vq_idx() will not be compromised. + */ + if ((features & (BIT_ULL(VIRTIO_NET_F_MQ) | BIT_ULL(VIRTIO_NET_F_CTRL_VQ))) == + BIT_ULL(VIRTIO_NET_F_MQ)) + return -EINVAL; + return 0; } @@ -1977,7 +2007,7 @@ static int mlx5_vdpa_set_driver_features(struct vdpa_device *vdev, u64 features) print_features(mvdev, features, true); - err = verify_min_features(mvdev, features); + err = verify_driver_features(mvdev, features); if (err) return err; diff --git a/drivers/vdpa/vdpa.c b/drivers/vdpa/vdpa.c index 9846c9de4bfa..1ea525433a5c 100644 --- a/drivers/vdpa/vdpa.c +++ b/drivers/vdpa/vdpa.c @@ -393,7 +393,7 @@ static void vdpa_get_config_unlocked(struct vdpa_device *vdev, * If it does happen we assume a legacy guest. */ if (!vdev->features_valid) - vdpa_set_features(vdev, 0, true); + vdpa_set_features_unlocked(vdev, 0); ops->get_config(vdev, offset, buf, len); } diff --git a/drivers/vdpa/vdpa_user/iova_domain.c b/drivers/vdpa/vdpa_user/iova_domain.c index 2b1143f11d8f..0a4d93edc4c0 100644 --- a/drivers/vdpa/vdpa_user/iova_domain.c +++ b/drivers/vdpa/vdpa_user/iova_domain.c @@ -294,7 +294,7 @@ vduse_domain_alloc_iova(struct iova_domain *iovad, iova_pfn = alloc_iova_fast(iovad, iova_len, limit >> shift, true); - return iova_pfn << shift; + return (dma_addr_t)iova_pfn << shift; } static void vduse_domain_free_iova(struct iova_domain *iovad, diff --git a/drivers/vdpa/virtio_pci/vp_vdpa.c b/drivers/vdpa/virtio_pci/vp_vdpa.c index a57e381e830b..cce101e6a940 100644 --- a/drivers/vdpa/virtio_pci/vp_vdpa.c +++ b/drivers/vdpa/virtio_pci/vp_vdpa.c @@ -533,8 +533,8 @@ static void vp_vdpa_remove(struct pci_dev *pdev) { struct vp_vdpa *vp_vdpa = pci_get_drvdata(pdev); - vdpa_unregister_device(&vp_vdpa->vdpa); vp_modern_remove(&vp_vdpa->mdev); + vdpa_unregister_device(&vp_vdpa->vdpa); } static struct pci_driver vp_vdpa_driver = { diff --git a/drivers/vhost/iotlb.c b/drivers/vhost/iotlb.c index 670d56c879e5..40b098320b2a 100644 --- a/drivers/vhost/iotlb.c +++ b/drivers/vhost/iotlb.c @@ -57,6 +57,17 @@ int vhost_iotlb_add_range_ctx(struct vhost_iotlb *iotlb, if (last < start) return -EFAULT; + /* If the range being mapped is [0, ULONG_MAX], split it into two entries + * otherwise its size would overflow u64. + */ + if (start == 0 && last == ULONG_MAX) { + u64 mid = last / 2; + + vhost_iotlb_add_range_ctx(iotlb, start, mid, addr, perm, opaque); + addr += mid + 1; + start = mid + 1; + } + if (iotlb->limit && iotlb->nmaps == iotlb->limit && iotlb->flags & VHOST_IOTLB_FLAG_RETIRE) { diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 851539807bc9..ec5249e8c32d 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -286,7 +286,7 @@ static long vhost_vdpa_set_features(struct vhost_vdpa *v, u64 __user *featurep) if (copy_from_user(&features, featurep, sizeof(features))) return -EFAULT; - if (vdpa_set_features(vdpa, features, false)) + if (vdpa_set_features(vdpa, features)) return -EINVAL; return 0; diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 59edb5a1ffe2..082380c03a3e 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1170,6 +1170,11 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev, goto done; } + if (msg.size == 0) { + ret = -EINVAL; + goto done; + } + if (dev->msg_handler) ret = dev->msg_handler(dev, &msg); else @@ -1981,7 +1986,7 @@ static int vhost_update_used_flags(struct vhost_virtqueue *vq) return 0; } -static int vhost_update_avail_event(struct vhost_virtqueue *vq, u16 avail_event) +static int vhost_update_avail_event(struct vhost_virtqueue *vq) { if (vhost_put_avail_event(vq)) return -EFAULT; @@ -2527,7 +2532,7 @@ bool vhost_enable_notify(struct vhost_dev *dev, struct vhost_virtqueue *vq) return false; } } else { - r = vhost_update_avail_event(vq, vq->avail_idx); + r = vhost_update_avail_event(vq); if (r) { vq_err(vq, "Failed to update avail event index at %p: %d\n", vhost_avail_event(vq), r); diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index d6ca1c7ad513..37f0b4274113 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -629,16 +629,18 @@ err: return ret; } -static int vhost_vsock_stop(struct vhost_vsock *vsock) +static int vhost_vsock_stop(struct vhost_vsock *vsock, bool check_owner) { size_t i; - int ret; + int ret = 0; mutex_lock(&vsock->dev.mutex); - ret = vhost_dev_check_owner(&vsock->dev); - if (ret) - goto err; + if (check_owner) { + ret = vhost_dev_check_owner(&vsock->dev); + if (ret) + goto err; + } for (i = 0; i < ARRAY_SIZE(vsock->vqs); i++) { struct vhost_virtqueue *vq = &vsock->vqs[i]; @@ -753,7 +755,12 @@ static int vhost_vsock_dev_release(struct inode *inode, struct file *file) * inefficient. Room for improvement here. */ vsock_for_each_connected_socket(vhost_vsock_reset_orphans); - vhost_vsock_stop(vsock); + /* Don't check the owner, because we are in the release path, so we + * need to stop the vsock device in any case. + * vhost_vsock_stop() can not fail in this case, so we don't need to + * check the return code. + */ + vhost_vsock_stop(vsock, false); vhost_vsock_flush(vsock); vhost_dev_stop(&vsock->dev); @@ -868,7 +875,7 @@ static long vhost_vsock_dev_ioctl(struct file *f, unsigned int ioctl, if (start) return vhost_vsock_start(vsock); else - return vhost_vsock_stop(vsock); + return vhost_vsock_stop(vsock, true); case VHOST_GET_FEATURES: features = VHOST_VSOCK_FEATURES; if (copy_to_user(argp, &features, sizeof(features))) diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c index 23999df52739..c8e0ea27caf1 100644 --- a/drivers/video/fbdev/hyperv_fb.c +++ b/drivers/video/fbdev/hyperv_fb.c @@ -287,8 +287,6 @@ struct hvfb_par { static uint screen_width = HVFB_WIDTH; static uint screen_height = HVFB_HEIGHT; -static uint screen_width_max = HVFB_WIDTH; -static uint screen_height_max = HVFB_HEIGHT; static uint screen_depth; static uint screen_fb_size; static uint dio_fb_size; /* FB size for deferred IO */ @@ -582,7 +580,6 @@ static int synthvid_get_supported_resolution(struct hv_device *hdev) int ret = 0; unsigned long t; u8 index; - int i; memset(msg, 0, sizeof(struct synthvid_msg)); msg->vid_hdr.type = SYNTHVID_RESOLUTION_REQUEST; @@ -613,13 +610,6 @@ static int synthvid_get_supported_resolution(struct hv_device *hdev) goto out; } - for (i = 0; i < msg->resolution_resp.resolution_count; i++) { - screen_width_max = max_t(unsigned int, screen_width_max, - msg->resolution_resp.supported_resolution[i].width); - screen_height_max = max_t(unsigned int, screen_height_max, - msg->resolution_resp.supported_resolution[i].height); - } - screen_width = msg->resolution_resp.supported_resolution[index].width; screen_height = @@ -941,7 +931,7 @@ static void hvfb_get_option(struct fb_info *info) if (x < HVFB_WIDTH_MIN || y < HVFB_HEIGHT_MIN || (synthvid_ver_ge(par->synthvid_version, SYNTHVID_VERSION_WIN10) && - (x > screen_width_max || y > screen_height_max)) || + (x * y * screen_depth / 8 > screen_fb_size)) || (par->synthvid_version == SYNTHVID_VERSION_WIN8 && x * y * screen_depth / 8 > SYNTHVID_FB_SIZE_WIN8) || (par->synthvid_version == SYNTHVID_VERSION_WIN7 && @@ -1194,8 +1184,8 @@ static int hvfb_probe(struct hv_device *hdev, } hvfb_get_option(info); - pr_info("Screen resolution: %dx%d, Color depth: %d\n", - screen_width, screen_height, screen_depth); + pr_info("Screen resolution: %dx%d, Color depth: %d, Frame buffer size: %d\n", + screen_width, screen_height, screen_depth, screen_fb_size); ret = hvfb_getmem(hdev, info); if (ret) { diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig index 34f80b7a8a64..492fc26f0b65 100644 --- a/drivers/virtio/Kconfig +++ b/drivers/virtio/Kconfig @@ -105,7 +105,6 @@ config VIRTIO_BALLOON config VIRTIO_MEM tristate "Virtio mem driver" - default m depends on X86_64 depends on VIRTIO depends on MEMORY_HOTPLUG diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index 00ac9db792a4..22f15f444f75 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -166,14 +166,13 @@ void virtio_add_status(struct virtio_device *dev, unsigned int status) } EXPORT_SYMBOL_GPL(virtio_add_status); -int virtio_finalize_features(struct virtio_device *dev) +/* Do some validation, then set FEATURES_OK */ +static int virtio_features_ok(struct virtio_device *dev) { - int ret = dev->config->finalize_features(dev); unsigned status; + int ret; might_sleep(); - if (ret) - return ret; ret = arch_has_restricted_virtio_memory_access(); if (ret) { @@ -202,8 +201,23 @@ int virtio_finalize_features(struct virtio_device *dev) } return 0; } -EXPORT_SYMBOL_GPL(virtio_finalize_features); +/** + * virtio_reset_device - quiesce device for removal + * @dev: the device to reset + * + * Prevents device from sending interrupts and accessing memory. + * + * Generally used for cleanup during driver / device removal. + * + * Once this has been invoked, caller must ensure that + * virtqueue_notify / virtqueue_kick are not in progress. + * + * Note: this guarantees that vq callbacks are not in progress, however caller + * is responsible for preventing access from other contexts, such as a system + * call/workqueue/bh. Invoking virtio_break_device then flushing any such + * contexts is one way to handle that. + * */ void virtio_reset_device(struct virtio_device *dev) { dev->config->reset(dev); @@ -245,17 +259,6 @@ static int virtio_dev_probe(struct device *_d) driver_features_legacy = driver_features; } - /* - * Some devices detect legacy solely via F_VERSION_1. Write - * F_VERSION_1 to force LE config space accesses before FEATURES_OK for - * these when needed. - */ - if (drv->validate && !virtio_legacy_is_little_endian() - && device_features & BIT_ULL(VIRTIO_F_VERSION_1)) { - dev->features = BIT_ULL(VIRTIO_F_VERSION_1); - dev->config->finalize_features(dev); - } - if (device_features & (1ULL << VIRTIO_F_VERSION_1)) dev->features = driver_features & device_features; else @@ -266,13 +269,26 @@ static int virtio_dev_probe(struct device *_d) if (device_features & (1ULL << i)) __virtio_set_bit(dev, i); + err = dev->config->finalize_features(dev); + if (err) + goto err; + if (drv->validate) { + u64 features = dev->features; + err = drv->validate(dev); if (err) goto err; + + /* Did validation change any features? Then write them again. */ + if (features != dev->features) { + err = dev->config->finalize_features(dev); + if (err) + goto err; + } } - err = virtio_finalize_features(dev); + err = virtio_features_ok(dev); if (err) goto err; @@ -496,7 +512,11 @@ int virtio_device_restore(struct virtio_device *dev) /* We have a driver! */ virtio_add_status(dev, VIRTIO_CONFIG_S_DRIVER); - ret = virtio_finalize_features(dev); + ret = dev->config->finalize_features(dev); + if (ret) + goto err; + + ret = virtio_features_ok(dev); if (ret) goto err; diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c index 7767a7f0119b..76504559bc25 100644 --- a/drivers/virtio/virtio_vdpa.c +++ b/drivers/virtio/virtio_vdpa.c @@ -317,7 +317,7 @@ static int virtio_vdpa_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features. */ vring_transport_features(vdev); - return vdpa_set_features(vdpa, vdev->features, false); + return vdpa_set_features(vdpa, vdev->features); } static const char *virtio_vdpa_bus_name(struct virtio_device *vdev) diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index 3fa40c723e8e..edb0acd0b832 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -169,20 +169,14 @@ undo: __del_gref(gref); } - /* It's possible for the target domain to map the just-allocated grant - * references by blindly guessing their IDs; if this is done, then - * __del_gref will leave them in the queue_gref list. They need to be - * added to the global list so that we can free them when they are no - * longer referenced. - */ - if (unlikely(!list_empty(&queue_gref))) - list_splice_tail(&queue_gref, &gref_list); mutex_unlock(&gref_mutex); return rc; } static void __del_gref(struct gntalloc_gref *gref) { + unsigned long addr; + if (gref->notify.flags & UNMAP_NOTIFY_CLEAR_BYTE) { uint8_t *tmp = kmap(gref->page); tmp[gref->notify.pgoff] = 0; @@ -196,21 +190,16 @@ static void __del_gref(struct gntalloc_gref *gref) gref->notify.flags = 0; if (gref->gref_id) { - if (gnttab_query_foreign_access(gref->gref_id)) - return; - - if (!gnttab_end_foreign_access_ref(gref->gref_id, 0)) - return; - - gnttab_free_grant_reference(gref->gref_id); + if (gref->page) { + addr = (unsigned long)page_to_virt(gref->page); + gnttab_end_foreign_access(gref->gref_id, 0, addr); + } else + gnttab_free_grant_reference(gref->gref_id); } gref_size--; list_del(&gref->next_gref); - if (gref->page) - __free_page(gref->page); - kfree(gref); } diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index 3729bea0c989..5c83d41766c8 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -134,12 +134,9 @@ struct gnttab_ops { */ unsigned long (*end_foreign_transfer_ref)(grant_ref_t ref); /* - * Query the status of a grant entry. Ref parameter is reference of - * queried grant entry, return value is the status of queried entry. - * Detailed status(writing/reading) can be gotten from the return value - * by bit operations. + * Read the frame number related to a given grant reference. */ - int (*query_foreign_access)(grant_ref_t ref); + unsigned long (*read_frame)(grant_ref_t ref); }; struct unmap_refs_callback_data { @@ -284,22 +281,6 @@ int gnttab_grant_foreign_access(domid_t domid, unsigned long frame, } EXPORT_SYMBOL_GPL(gnttab_grant_foreign_access); -static int gnttab_query_foreign_access_v1(grant_ref_t ref) -{ - return gnttab_shared.v1[ref].flags & (GTF_reading|GTF_writing); -} - -static int gnttab_query_foreign_access_v2(grant_ref_t ref) -{ - return grstatus[ref] & (GTF_reading|GTF_writing); -} - -int gnttab_query_foreign_access(grant_ref_t ref) -{ - return gnttab_interface->query_foreign_access(ref); -} -EXPORT_SYMBOL_GPL(gnttab_query_foreign_access); - static int gnttab_end_foreign_access_ref_v1(grant_ref_t ref, int readonly) { u16 flags, nflags; @@ -353,6 +334,16 @@ int gnttab_end_foreign_access_ref(grant_ref_t ref, int readonly) } EXPORT_SYMBOL_GPL(gnttab_end_foreign_access_ref); +static unsigned long gnttab_read_frame_v1(grant_ref_t ref) +{ + return gnttab_shared.v1[ref].frame; +} + +static unsigned long gnttab_read_frame_v2(grant_ref_t ref) +{ + return gnttab_shared.v2[ref].full_page.frame; +} + struct deferred_entry { struct list_head list; grant_ref_t ref; @@ -382,12 +373,9 @@ static void gnttab_handle_deferred(struct timer_list *unused) spin_unlock_irqrestore(&gnttab_list_lock, flags); if (_gnttab_end_foreign_access_ref(entry->ref, entry->ro)) { put_free_entry(entry->ref); - if (entry->page) { - pr_debug("freeing g.e. %#x (pfn %#lx)\n", - entry->ref, page_to_pfn(entry->page)); - put_page(entry->page); - } else - pr_info("freeing g.e. %#x\n", entry->ref); + pr_debug("freeing g.e. %#x (pfn %#lx)\n", + entry->ref, page_to_pfn(entry->page)); + put_page(entry->page); kfree(entry); entry = NULL; } else { @@ -412,9 +400,18 @@ static void gnttab_handle_deferred(struct timer_list *unused) static void gnttab_add_deferred(grant_ref_t ref, bool readonly, struct page *page) { - struct deferred_entry *entry = kmalloc(sizeof(*entry), GFP_ATOMIC); + struct deferred_entry *entry; + gfp_t gfp = (in_atomic() || irqs_disabled()) ? GFP_ATOMIC : GFP_KERNEL; const char *what = KERN_WARNING "leaking"; + entry = kmalloc(sizeof(*entry), gfp); + if (!page) { + unsigned long gfn = gnttab_interface->read_frame(ref); + + page = pfn_to_page(gfn_to_pfn(gfn)); + get_page(page); + } + if (entry) { unsigned long flags; @@ -435,11 +432,21 @@ static void gnttab_add_deferred(grant_ref_t ref, bool readonly, what, ref, page ? page_to_pfn(page) : -1); } +int gnttab_try_end_foreign_access(grant_ref_t ref) +{ + int ret = _gnttab_end_foreign_access_ref(ref, 0); + + if (ret) + put_free_entry(ref); + + return ret; +} +EXPORT_SYMBOL_GPL(gnttab_try_end_foreign_access); + void gnttab_end_foreign_access(grant_ref_t ref, int readonly, unsigned long page) { - if (gnttab_end_foreign_access_ref(ref, readonly)) { - put_free_entry(ref); + if (gnttab_try_end_foreign_access(ref)) { if (page != 0) put_page(virt_to_page(page)); } else @@ -1417,7 +1424,7 @@ static const struct gnttab_ops gnttab_v1_ops = { .update_entry = gnttab_update_entry_v1, .end_foreign_access_ref = gnttab_end_foreign_access_ref_v1, .end_foreign_transfer_ref = gnttab_end_foreign_transfer_ref_v1, - .query_foreign_access = gnttab_query_foreign_access_v1, + .read_frame = gnttab_read_frame_v1, }; static const struct gnttab_ops gnttab_v2_ops = { @@ -1429,7 +1436,7 @@ static const struct gnttab_ops gnttab_v2_ops = { .update_entry = gnttab_update_entry_v2, .end_foreign_access_ref = gnttab_end_foreign_access_ref_v2, .end_foreign_transfer_ref = gnttab_end_foreign_transfer_ref_v2, - .query_foreign_access = gnttab_query_foreign_access_v2, + .read_frame = gnttab_read_frame_v2, }; static bool gnttab_need_v2(void) diff --git a/drivers/xen/pci.c b/drivers/xen/pci.c index 2c890f4f2cbc..72d4e3f193af 100644 --- a/drivers/xen/pci.c +++ b/drivers/xen/pci.c @@ -264,7 +264,7 @@ struct xen_device_domain_owner { }; static DEFINE_SPINLOCK(dev_domain_list_spinlock); -static struct list_head dev_domain_list = LIST_HEAD_INIT(dev_domain_list); +static LIST_HEAD(dev_domain_list); static struct xen_device_domain_owner *find_device(struct pci_dev *dev) { diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c index 3c9ae156b597..0ca351f30a6d 100644 --- a/drivers/xen/pvcalls-front.c +++ b/drivers/xen/pvcalls-front.c @@ -337,8 +337,8 @@ static void free_active_ring(struct sock_mapping *map) if (!map->active.ring) return; - free_pages((unsigned long)map->active.data.in, - map->active.ring->ring_order); + free_pages_exact(map->active.data.in, + PAGE_SIZE << map->active.ring->ring_order); free_page((unsigned long)map->active.ring); } @@ -352,8 +352,8 @@ static int alloc_active_ring(struct sock_mapping *map) goto out; map->active.ring->ring_order = PVCALLS_RING_ORDER; - bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, - PVCALLS_RING_ORDER); + bytes = alloc_pages_exact(PAGE_SIZE << PVCALLS_RING_ORDER, + GFP_KERNEL | __GFP_ZERO); if (!bytes) goto out; diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index e8bed1cb76ba..df6890681231 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -379,7 +379,14 @@ int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr, unsigned int nr_pages, grant_ref_t *grefs) { int err; - int i, j; + unsigned int i; + grant_ref_t gref_head; + + err = gnttab_alloc_grant_references(nr_pages, &gref_head); + if (err) { + xenbus_dev_fatal(dev, err, "granting access to ring page"); + return err; + } for (i = 0; i < nr_pages; i++) { unsigned long gfn; @@ -389,23 +396,14 @@ int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr, else gfn = virt_to_gfn(vaddr); - err = gnttab_grant_foreign_access(dev->otherend_id, gfn, 0); - if (err < 0) { - xenbus_dev_fatal(dev, err, - "granting access to ring page"); - goto fail; - } - grefs[i] = err; + grefs[i] = gnttab_claim_grant_reference(&gref_head); + gnttab_grant_foreign_access_ref(grefs[i], dev->otherend_id, + gfn, 0); vaddr = vaddr + XEN_PAGE_SIZE; } return 0; - -fail: - for (j = 0; j < i; j++) - gnttab_end_foreign_access_ref(grefs[j], 0); - return err; } EXPORT_SYMBOL_GPL(xenbus_grant_ring); |