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-rw-r--r--drivers/ata/ahci.c44
-rw-r--r--drivers/ata/ahci.h1
-rw-r--r--drivers/ata/libata-sata.c2
3 files changed, 35 insertions, 12 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 3a5f3255f51b..da2e74fce2d9 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -48,6 +48,7 @@ enum {
enum board_ids {
/* board IDs by feature in alphabetical order */
board_ahci,
+ board_ahci_43bit_dma,
board_ahci_ign_iferr,
board_ahci_low_power,
board_ahci_no_debounce_delay,
@@ -128,6 +129,13 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_ops,
},
+ [board_ahci_43bit_dma] = {
+ AHCI_HFLAGS (AHCI_HFLAG_43BIT_ONLY),
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_ops,
+ },
[board_ahci_ign_iferr] = {
AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR),
.flags = AHCI_FLAG_COMMON,
@@ -597,14 +605,14 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */
{ PCI_VDEVICE(PROMISE, 0x3781), board_ahci }, /* FastTrak TX8660 ahci-mode */
- /* Asmedia */
- { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */
- { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */
- { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */
- { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */
- { PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci }, /* ASM1061R */
- { PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci }, /* ASM1062R */
- { PCI_VDEVICE(ASMEDIA, 0x0624), board_ahci }, /* ASM1062+JMB575 */
+ /* ASMedia */
+ { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci_43bit_dma }, /* ASM1060 */
+ { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci_43bit_dma }, /* ASM1060 */
+ { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci_43bit_dma }, /* ASM1061 */
+ { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci_43bit_dma }, /* ASM1061/1062 */
+ { PCI_VDEVICE(ASMEDIA, 0x0621), board_ahci_43bit_dma }, /* ASM1061R */
+ { PCI_VDEVICE(ASMEDIA, 0x0622), board_ahci_43bit_dma }, /* ASM1062R */
+ { PCI_VDEVICE(ASMEDIA, 0x0624), board_ahci_43bit_dma }, /* ASM1062+JMB575 */
{ PCI_VDEVICE(ASMEDIA, 0x1062), board_ahci }, /* ASM1062A */
{ PCI_VDEVICE(ASMEDIA, 0x1064), board_ahci }, /* ASM1064 */
{ PCI_VDEVICE(ASMEDIA, 0x1164), board_ahci }, /* ASM1164 */
@@ -663,6 +671,11 @@ MODULE_PARM_DESC(mobile_lpm_policy, "Default LPM policy for mobile chipsets");
static void ahci_pci_save_initial_config(struct pci_dev *pdev,
struct ahci_host_priv *hpriv)
{
+ if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && pdev->device == 0x1166) {
+ dev_info(&pdev->dev, "ASM1166 has only six ports\n");
+ hpriv->saved_port_map = 0x3f;
+ }
+
if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361) {
dev_info(&pdev->dev, "JMB361 has only one port\n");
hpriv->saved_port_map = 1;
@@ -949,11 +962,20 @@ static int ahci_pci_device_resume(struct device *dev)
#endif /* CONFIG_PM */
-static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac)
+static int ahci_configure_dma_masks(struct pci_dev *pdev,
+ struct ahci_host_priv *hpriv)
{
- const int dma_bits = using_dac ? 64 : 32;
+ int dma_bits;
int rc;
+ if (hpriv->cap & HOST_CAP_64) {
+ dma_bits = 64;
+ if (hpriv->flags & AHCI_HFLAG_43BIT_ONLY)
+ dma_bits = 43;
+ } else {
+ dma_bits = 32;
+ }
+
/*
* If the device fixup already set the dma_mask to some non-standard
* value, don't extend it here. This happens on STA2X11, for example.
@@ -1926,7 +1948,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
ahci_gtf_filter_workaround(host);
/* initialize adapter */
- rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64);
+ rc = ahci_configure_dma_masks(pdev, hpriv);
if (rc)
return rc;
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 4bae95b06ae3..df8f8a1a3a34 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -247,6 +247,7 @@ enum {
AHCI_HFLAG_SUSPEND_PHYS = BIT(26), /* handle PHYs during
suspend/resume */
AHCI_HFLAG_NO_SXS = BIT(28), /* SXS not supported */
+ AHCI_HFLAG_43BIT_ONLY = BIT(29), /* 43bit DMA addr limit */
/* ap->flags bits */
diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c
index b6656c287175..0fb1934875f2 100644
--- a/drivers/ata/libata-sata.c
+++ b/drivers/ata/libata-sata.c
@@ -784,7 +784,7 @@ bool sata_lpm_ignore_phy_events(struct ata_link *link)
EXPORT_SYMBOL_GPL(sata_lpm_ignore_phy_events);
static const char *ata_lpm_policy_names[] = {
- [ATA_LPM_UNKNOWN] = "max_performance",
+ [ATA_LPM_UNKNOWN] = "keep_firmware_settings",
[ATA_LPM_MAX_POWER] = "max_performance",
[ATA_LPM_MED_POWER] = "medium_power",
[ATA_LPM_MED_POWER_WITH_DIPM] = "med_power_with_dipm",