diff options
Diffstat (limited to 'drivers/net')
184 files changed, 2243 insertions, 1529 deletions
diff --git a/drivers/net/can/sja1000/plx_pci.c b/drivers/net/can/sja1000/plx_pci.c index 3eb7430dffbf..f8ff25c8ee2e 100644 --- a/drivers/net/can/sja1000/plx_pci.c +++ b/drivers/net/can/sja1000/plx_pci.c @@ -142,6 +142,9 @@ struct plx_pci_card { #define CTI_PCI_VENDOR_ID 0x12c4 #define CTI_PCI_DEVICE_ID_CRG001 0x0900 +#define MOXA_PCI_VENDOR_ID 0x1393 +#define MOXA_PCI_DEVICE_ID 0x0100 + static void plx_pci_reset_common(struct pci_dev *pdev); static void plx9056_pci_reset_common(struct pci_dev *pdev); static void plx_pci_reset_marathon_pci(struct pci_dev *pdev); @@ -258,6 +261,14 @@ static struct plx_pci_card_info plx_pci_card_info_elcus = { /* based on PLX9030 */ }; +static struct plx_pci_card_info plx_pci_card_info_moxa = { + "MOXA", 2, + PLX_PCI_CAN_CLOCK, PLX_PCI_OCR, PLX_PCI_CDR, + {0, 0x00, 0x00}, { {0, 0x00, 0x80}, {1, 0x00, 0x80} }, + &plx_pci_reset_common + /* based on PLX9052 */ +}; + static const struct pci_device_id plx_pci_tbl[] = { { /* Adlink PCI-7841/cPCI-7841 */ @@ -357,6 +368,13 @@ static const struct pci_device_id plx_pci_tbl[] = { 0, 0, (kernel_ulong_t)&plx_pci_card_info_elcus }, + { + /* moxa */ + MOXA_PCI_VENDOR_ID, MOXA_PCI_DEVICE_ID, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, + (kernel_ulong_t)&plx_pci_card_info_moxa + }, { 0,} }; MODULE_DEVICE_TABLE(pci, plx_pci_tbl); diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 7717b19dc806..947adda3397d 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -962,9 +962,10 @@ static void b53_vlan_add(struct dsa_switch *ds, int port, vl->members |= BIT(port) | BIT(cpu_port); if (untagged) - vl->untag |= BIT(port) | BIT(cpu_port); + vl->untag |= BIT(port); else - vl->untag &= ~(BIT(port) | BIT(cpu_port)); + vl->untag &= ~BIT(port); + vl->untag &= ~BIT(cpu_port); b53_set_vlan_entry(dev, vid, vl); b53_fast_age_vlan(dev, vid); @@ -973,8 +974,6 @@ static void b53_vlan_add(struct dsa_switch *ds, int port, if (pvid) { b53_write16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(port), vlan->vid_end); - b53_write16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(cpu_port), - vlan->vid_end); b53_fast_age_vlan(dev, vid); } } @@ -984,7 +983,6 @@ static int b53_vlan_del(struct dsa_switch *ds, int port, { struct b53_device *dev = ds->priv; bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED; - unsigned int cpu_port = dev->cpu_port; struct b53_vlan *vl; u16 vid; u16 pvid; @@ -997,8 +995,6 @@ static int b53_vlan_del(struct dsa_switch *ds, int port, b53_get_vlan_entry(dev, vid, vl); vl->members &= ~BIT(port); - if ((vl->members & BIT(cpu_port)) == BIT(cpu_port)) - vl->members = 0; if (pvid == vid) { if (is5325(dev) || is5365(dev)) @@ -1007,18 +1003,14 @@ static int b53_vlan_del(struct dsa_switch *ds, int port, pvid = 0; } - if (untagged) { + if (untagged) vl->untag &= ~(BIT(port)); - if ((vl->untag & BIT(cpu_port)) == BIT(cpu_port)) - vl->untag = 0; - } b53_set_vlan_entry(dev, vid, vl); b53_fast_age_vlan(dev, vid); } b53_write16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(port), pvid); - b53_write16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(cpu_port), pvid); b53_fast_age_vlan(dev, pvid); return 0; diff --git a/drivers/net/dsa/b53/b53_mmap.c b/drivers/net/dsa/b53/b53_mmap.c index 76fb8552c9d9..ef63d24fef81 100644 --- a/drivers/net/dsa/b53/b53_mmap.c +++ b/drivers/net/dsa/b53/b53_mmap.c @@ -256,6 +256,7 @@ static const struct of_device_id b53_mmap_of_table[] = { { .compatible = "brcm,bcm63xx-switch" }, { /* sentinel */ }, }; +MODULE_DEVICE_TABLE(of, b53_mmap_of_table); static struct platform_driver b53_mmap_driver = { .probe = b53_mmap_probe, diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index e218887f18b7..9ec33b51a0ed 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -588,6 +588,7 @@ static void bcm_sf2_sw_adjust_link(struct dsa_switch *ds, int port, struct phy_device *phydev) { struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds); + struct ethtool_eee *p = &priv->port_sts[port].eee; u32 id_mode_dis = 0, port_mode; const char *str = NULL; u32 reg; @@ -662,6 +663,9 @@ force_link: reg |= DUPLX_MODE; core_writel(priv, reg, CORE_STS_OVERRIDE_GMIIP_PORT(port)); + + if (!phydev->is_pseudo_fixed_link) + p->eee_enabled = bcm_sf2_eee_init(ds, port, phydev); } static void bcm_sf2_sw_fixed_link_update(struct dsa_switch *ds, int port, @@ -1133,6 +1137,20 @@ static int bcm_sf2_sw_remove(struct platform_device *pdev) return 0; } +static void bcm_sf2_sw_shutdown(struct platform_device *pdev) +{ + struct bcm_sf2_priv *priv = platform_get_drvdata(pdev); + + /* For a kernel about to be kexec'd we want to keep the GPHY on for a + * successful MDIO bus scan to occur. If we did turn off the GPHY + * before (e.g: port_disable), this will also power it back on. + * + * Do not rely on kexec_in_progress, just power the PHY on. + */ + if (priv->hw_params.num_gphy == 1) + bcm_sf2_gphy_enable_set(priv->dev->ds, true); +} + #ifdef CONFIG_PM_SLEEP static int bcm_sf2_suspend(struct device *dev) { @@ -1158,10 +1176,12 @@ static const struct of_device_id bcm_sf2_of_match[] = { { .compatible = "brcm,bcm7445-switch-v4.0" }, { /* sentinel */ }, }; +MODULE_DEVICE_TABLE(of, bcm_sf2_of_match); static struct platform_driver bcm_sf2_driver = { .probe = bcm_sf2_sw_probe, .remove = bcm_sf2_sw_remove, + .shutdown = bcm_sf2_sw_shutdown, .driver = { .name = "brcm-sf2", .of_match_table = bcm_sf2_of_match, diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c index c481f104a8fe..5390ae89136c 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -204,17 +204,6 @@ static u32 xgene_enet_ring_len(struct xgene_enet_desc_ring *ring) return num_msgs; } -static void xgene_enet_setup_coalescing(struct xgene_enet_desc_ring *ring) -{ - u32 data = 0x7777; - - xgene_enet_ring_wr32(ring, CSR_PBM_COAL, 0x8e); - xgene_enet_ring_wr32(ring, CSR_PBM_CTICK1, data); - xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data << 16); - xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x40); - xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x80); -} - void xgene_enet_parse_error(struct xgene_enet_desc_ring *ring, struct xgene_enet_pdata *pdata, enum xgene_enet_err_code status) @@ -929,5 +918,4 @@ struct xgene_ring_ops xgene_ring1_ops = { .clear = xgene_enet_clear_ring, .wr_cmd = xgene_enet_wr_cmd, .len = xgene_enet_ring_len, - .coalesce = xgene_enet_setup_coalescing, }; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h index 8456337a237d..06e598c8bc16 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -55,8 +55,10 @@ enum xgene_enet_rm { #define PREFETCH_BUF_EN BIT(21) #define CSR_RING_ID_BUF 0x000c #define CSR_PBM_COAL 0x0014 +#define CSR_PBM_CTICK0 0x0018 #define CSR_PBM_CTICK1 0x001c #define CSR_PBM_CTICK2 0x0020 +#define CSR_PBM_CTICK3 0x0024 #define CSR_THRESHOLD0_SET1 0x0030 #define CSR_THRESHOLD1_SET1 0x0034 #define CSR_RING_NE_INT_MODE 0x017c diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 429f18fc5503..8158d4698734 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -1188,7 +1188,8 @@ static int xgene_enet_create_desc_rings(struct net_device *ndev) tx_ring->dst_ring_num = xgene_enet_dst_ring_num(cp_ring); } - pdata->ring_ops->coalesce(pdata->tx_ring[0]); + if (pdata->ring_ops->coalesce) + pdata->ring_ops->coalesce(pdata->tx_ring[0]); pdata->tx_qcnt_hi = pdata->tx_ring[0]->slots - 128; return 0; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c b/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c index 2b76732add5d..af51dd5844ce 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_ring2.c @@ -30,7 +30,7 @@ static void xgene_enet_ring_init(struct xgene_enet_desc_ring *ring) ring_cfg[0] |= SET_VAL(X2_INTLINE, ring->id & RING_BUFNUM_MASK); ring_cfg[3] |= SET_BIT(X2_DEQINTEN); } - ring_cfg[0] |= SET_VAL(X2_CFGCRID, 1); + ring_cfg[0] |= SET_VAL(X2_CFGCRID, 2); addr >>= 8; ring_cfg[2] |= QCOHERENT | SET_VAL(RINGADDRL, addr); @@ -192,13 +192,15 @@ static u32 xgene_enet_ring_len(struct xgene_enet_desc_ring *ring) static void xgene_enet_setup_coalescing(struct xgene_enet_desc_ring *ring) { - u32 data = 0x7777; + u32 data = 0x77777777; xgene_enet_ring_wr32(ring, CSR_PBM_COAL, 0x8e); + xgene_enet_ring_wr32(ring, CSR_PBM_CTICK0, data); xgene_enet_ring_wr32(ring, CSR_PBM_CTICK1, data); - xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data << 16); - xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x40); - xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x80); + xgene_enet_ring_wr32(ring, CSR_PBM_CTICK2, data); + xgene_enet_ring_wr32(ring, CSR_PBM_CTICK3, data); + xgene_enet_ring_wr32(ring, CSR_THRESHOLD0_SET1, 0x08); + xgene_enet_ring_wr32(ring, CSR_THRESHOLD1_SET1, 0x10); } struct xgene_ring_ops xgene_ring2_ops = { diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c index b0da9693f28a..be865b4dada2 100644 --- a/drivers/net/ethernet/arc/emac_main.c +++ b/drivers/net/ethernet/arc/emac_main.c @@ -460,7 +460,7 @@ static void arc_emac_set_rx_mode(struct net_device *ndev) if (ndev->flags & IFF_ALLMULTI) { arc_reg_set(priv, R_LAFL, ~0); arc_reg_set(priv, R_LAFH, ~0); - } else { + } else if (ndev->flags & IFF_MULTICAST) { struct netdev_hw_addr *ha; unsigned int filter[2] = { 0, 0 }; int bit; @@ -472,6 +472,9 @@ static void arc_emac_set_rx_mode(struct net_device *ndev) arc_reg_set(priv, R_LAFL, filter[0]); arc_reg_set(priv, R_LAFH, filter[1]); + } else { + arc_reg_set(priv, R_LAFL, 0); + arc_reg_set(priv, R_LAFH, 0); } } } @@ -764,8 +767,6 @@ int arc_emac_probe(struct net_device *ndev, int interface) ndev->netdev_ops = &arc_emac_netdev_ops; ndev->ethtool_ops = &arc_emac_ethtool_ops; ndev->watchdog_timeo = TX_TIMEOUT; - /* FIXME :: no multicast support yet */ - ndev->flags &= ~IFF_MULTICAST; priv = netdev_priv(ndev); priv->dev = dev; diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c index b047fd607b83..00c38bf151e6 100644 --- a/drivers/net/ethernet/aurora/nb8800.c +++ b/drivers/net/ethernet/aurora/nb8800.c @@ -1358,6 +1358,7 @@ static const struct of_device_id nb8800_dt_ids[] = { }, { } }; +MODULE_DEVICE_TABLE(of, nb8800_dt_ids); static int nb8800_probe(struct platform_device *pdev) { diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index ae364c74baf3..537090952c45 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -1126,7 +1126,8 @@ out_freeirq: free_irq(dev->irq, dev); out_phy_disconnect: - phy_disconnect(phydev); + if (priv->has_phy) + phy_disconnect(phydev); return ret; } diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index 856379cbb402..49f4cafe5438 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -307,6 +307,10 @@ static void bgmac_dma_rx_enable(struct bgmac *bgmac, u32 ctl; ctl = bgmac_read(bgmac, ring->mmio_base + BGMAC_DMA_RX_CTL); + + /* preserve ONLY bits 16-17 from current hardware value */ + ctl &= BGMAC_DMA_RX_ADDREXT_MASK; + if (bgmac->feature_flags & BGMAC_FEAT_RX_MASK_SETUP) { ctl &= ~BGMAC_DMA_RX_BL_MASK; ctl |= BGMAC_DMA_RX_BL_128 << BGMAC_DMA_RX_BL_SHIFT; @@ -317,7 +321,6 @@ static void bgmac_dma_rx_enable(struct bgmac *bgmac, ctl &= ~BGMAC_DMA_RX_PT_MASK; ctl |= BGMAC_DMA_RX_PT_1 << BGMAC_DMA_RX_PT_SHIFT; } - ctl &= BGMAC_DMA_RX_ADDREXT_MASK; ctl |= BGMAC_DMA_RX_ENABLE; ctl |= BGMAC_DMA_RX_PARITY_DISABLE; ctl |= BGMAC_DMA_RX_OVERFLOW_CONT; @@ -1046,9 +1049,9 @@ static void bgmac_enable(struct bgmac *bgmac) mode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >> BGMAC_DS_MM_SHIFT; - if (!(bgmac->feature_flags & BGMAC_FEAT_CLKCTLST) || mode != 0) + if (bgmac->feature_flags & BGMAC_FEAT_CLKCTLST || mode != 0) bgmac_set(bgmac, BCMA_CLKCTLST, BCMA_CLKCTLST_FORCEHT); - if (bgmac->feature_flags & BGMAC_FEAT_CLKCTLST && mode == 2) + if (!(bgmac->feature_flags & BGMAC_FEAT_CLKCTLST) && mode == 2) bgmac_cco_ctl_maskset(bgmac, 1, ~0, BGMAC_CHIPCTL_1_RXC_DLL_BYPASS); @@ -1449,7 +1452,7 @@ static int bgmac_phy_connect(struct bgmac *bgmac) phy_dev = phy_connect(bgmac->net_dev, bus_id, &bgmac_adjust_link, PHY_INTERFACE_MODE_MII); if (IS_ERR(phy_dev)) { - dev_err(bgmac->dev, "PHY connecton failed\n"); + dev_err(bgmac->dev, "PHY connection failed\n"); return PTR_ERR(phy_dev); } diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index 27f11a5d5fe2..1f7034d739b0 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -49,6 +49,7 @@ #include <linux/firmware.h> #include <linux/log2.h> #include <linux/aer.h> +#include <linux/crash_dump.h> #if IS_ENABLED(CONFIG_CNIC) #define BCM_CNIC 1 @@ -271,22 +272,25 @@ static inline u32 bnx2_tx_avail(struct bnx2 *bp, struct bnx2_tx_ring_info *txr) static u32 bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) { + unsigned long flags; u32 val; - spin_lock_bh(&bp->indirect_lock); + spin_lock_irqsave(&bp->indirect_lock, flags); BNX2_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); val = BNX2_RD(bp, BNX2_PCICFG_REG_WINDOW); - spin_unlock_bh(&bp->indirect_lock); + spin_unlock_irqrestore(&bp->indirect_lock, flags); return val; } static void bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) { - spin_lock_bh(&bp->indirect_lock); + unsigned long flags; + + spin_lock_irqsave(&bp->indirect_lock, flags); BNX2_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); BNX2_WR(bp, BNX2_PCICFG_REG_WINDOW, val); - spin_unlock_bh(&bp->indirect_lock); + spin_unlock_irqrestore(&bp->indirect_lock, flags); } static void @@ -304,8 +308,10 @@ bnx2_shmem_rd(struct bnx2 *bp, u32 offset) static void bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) { + unsigned long flags; + offset += cid_addr; - spin_lock_bh(&bp->indirect_lock); + spin_lock_irqsave(&bp->indirect_lock, flags); if (BNX2_CHIP(bp) == BNX2_CHIP_5709) { int i; @@ -322,7 +328,7 @@ bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) BNX2_WR(bp, BNX2_CTX_DATA_ADR, offset); BNX2_WR(bp, BNX2_CTX_DATA, val); } - spin_unlock_bh(&bp->indirect_lock); + spin_unlock_irqrestore(&bp->indirect_lock, flags); } #ifdef BCM_CNIC @@ -4759,15 +4765,16 @@ bnx2_setup_msix_tbl(struct bnx2 *bp) BNX2_WR(bp, BNX2_PCI_GRC_WINDOW3_ADDR, BNX2_MSIX_PBA_ADDR); } -static int -bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) +static void +bnx2_wait_dma_complete(struct bnx2 *bp) { u32 val; - int i, rc = 0; - u8 old_port; + int i; - /* Wait for the current PCI transaction to complete before - * issuing a reset. */ + /* + * Wait for the current PCI transaction to complete before + * issuing a reset. + */ if ((BNX2_CHIP(bp) == BNX2_CHIP_5706) || (BNX2_CHIP(bp) == BNX2_CHIP_5708)) { BNX2_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, @@ -4791,6 +4798,21 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) } } + return; +} + + +static int +bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) +{ + u32 val; + int i, rc = 0; + u8 old_port; + + /* Wait for the current PCI transaction to complete before + * issuing a reset. */ + bnx2_wait_dma_complete(bp); + /* Wait for the firmware to tell us it is ok to issue a reset. */ bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1); @@ -6356,6 +6378,10 @@ bnx2_open(struct net_device *dev) struct bnx2 *bp = netdev_priv(dev); int rc; + rc = bnx2_request_firmware(bp); + if (rc < 0) + goto out; + netif_carrier_off(dev); bnx2_disable_int(bp); @@ -6424,6 +6450,7 @@ open_err: bnx2_free_irq(bp); bnx2_free_mem(bp); bnx2_del_napi(bp); + bnx2_release_firmware(bp); goto out; } @@ -8570,12 +8597,15 @@ bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_drvdata(pdev, dev); - rc = bnx2_request_firmware(bp); - if (rc < 0) - goto error; - + /* + * In-flight DMA from 1st kernel could continue going in kdump kernel. + * New io-page table has been created before bnx2 does reset at open stage. + * We have to wait for the in-flight DMA to complete to avoid it look up + * into the newly created io-page table. + */ + if (is_kdump_kernel()) + bnx2_wait_dma_complete(bp); - bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); memcpy(dev->dev_addr, bp->mac_addr, ETH_ALEN); dev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG | @@ -8608,7 +8638,6 @@ bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; error: - bnx2_release_firmware(bp); pci_iounmap(pdev, bp->regview); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 20fe6a8c35c1..0cee4c0283f9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -15241,7 +15241,7 @@ static void bnx2x_init_cyclecounter(struct bnx2x *bp) memset(&bp->cyclecounter, 0, sizeof(bp->cyclecounter)); bp->cyclecounter.read = bnx2x_cyclecounter_read; bp->cyclecounter.mask = CYCLECOUNTER_MASK(64); - bp->cyclecounter.shift = 1; + bp->cyclecounter.shift = 0; bp->cyclecounter.mult = 1; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index a9f9f3738022..ee1a803aa11a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -1811,6 +1811,9 @@ static int bnxt_busy_poll(struct napi_struct *napi) if (atomic_read(&bp->intr_sem) != 0) return LL_FLUSH_FAILED; + if (!bp->link_info.link_up) + return LL_FLUSH_FAILED; + if (!bnxt_lock_poll(bnapi)) return LL_FLUSH_BUSY; @@ -3210,11 +3213,17 @@ static int bnxt_hwrm_tunnel_dst_port_alloc(struct bnxt *bp, __be16 port, goto err_out; } - if (tunnel_type & TUNNEL_DST_PORT_ALLOC_REQ_TUNNEL_TYPE_VXLAN) + switch (tunnel_type) { + case TUNNEL_DST_PORT_ALLOC_REQ_TUNNEL_TYPE_VXLAN: bp->vxlan_fw_dst_port_id = resp->tunnel_dst_port_id; - - else if (tunnel_type & TUNNEL_DST_PORT_ALLOC_REQ_TUNNEL_TYPE_GENEVE) + break; + case TUNNEL_DST_PORT_ALLOC_REQ_TUNNEL_TYPE_GENEVE: bp->nge_fw_dst_port_id = resp->tunnel_dst_port_id; + break; + default: + break; + } + err_out: mutex_unlock(&bp->hwrm_cmd_lock); return rc; @@ -4934,6 +4943,10 @@ static void bnxt_del_napi(struct bnxt *bp) napi_hash_del(&bnapi->napi); netif_napi_del(&bnapi->napi); } + /* We called napi_hash_del() before netif_napi_del(), we need + * to respect an RCU grace period before freeing napi structures. + */ + synchronize_net(); } static void bnxt_init_napi(struct bnxt *bp) @@ -6309,6 +6322,7 @@ static int bnxt_setup_tc(struct net_device *dev, u32 handle, __be16 proto, struct tc_to_netdev *ntc) { struct bnxt *bp = netdev_priv(dev); + bool sh = false; u8 tc; if (ntc->type != TC_SETUP_MQPRIO) @@ -6325,12 +6339,11 @@ static int bnxt_setup_tc(struct net_device *dev, u32 handle, __be16 proto, if (netdev_get_num_tc(dev) == tc) return 0; + if (bp->flags & BNXT_FLAG_SHARED_RINGS) + sh = true; + if (tc) { int max_rx_rings, max_tx_rings, rc; - bool sh = false; - - if (bp->flags & BNXT_FLAG_SHARED_RINGS) - sh = true; rc = bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, sh); if (rc || bp->tx_nr_rings_per_tc * tc > max_tx_rings) @@ -6348,7 +6361,8 @@ static int bnxt_setup_tc(struct net_device *dev, u32 handle, __be16 proto, bp->tx_nr_rings = bp->tx_nr_rings_per_tc; netdev_reset_tc(dev); } - bp->cp_nr_rings = max_t(int, bp->tx_nr_rings, bp->rx_nr_rings); + bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) : + bp->tx_nr_rings + bp->rx_nr_rings; bp->num_stat_ctxs = bp->cp_nr_rings; if (netif_running(bp->dev)) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index ec6cd18842c3..60e2af8678bd 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -774,8 +774,8 @@ static int bnxt_vf_set_link(struct bnxt *bp, struct bnxt_vf_info *vf) if (vf->flags & BNXT_VF_LINK_UP) { /* if physical link is down, force link up on VF */ - if (phy_qcfg_resp.link == - PORT_PHY_QCFG_RESP_LINK_NO_LINK) { + if (phy_qcfg_resp.link != + PORT_PHY_QCFG_RESP_LINK_LINK) { phy_qcfg_resp.link = PORT_PHY_QCFG_RESP_LINK_LINK; phy_qcfg_resp.link_speed = cpu_to_le16( diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index f9df4b5ae90e..f42f672b0e7e 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -177,6 +177,7 @@ bnad_txcmpl_process(struct bnad *bnad, struct bna_tcb *tcb) return 0; hw_cons = *(tcb->hw_consumer_index); + rmb(); cons = tcb->consumer_index; q_depth = tcb->q_depth; @@ -3094,7 +3095,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev) BNA_QE_INDX_INC(prod, q_depth); tcb->producer_index = prod; - smp_mb(); + wmb(); if (unlikely(!test_bit(BNAD_TXQ_TX_STARTED, &tcb->flags))) return NETDEV_TX_OK; @@ -3102,7 +3103,6 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev) skb_tx_timestamp(skb); bna_txq_prod_indx_doorbell(tcb); - smp_mb(); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index b32444a3ed79..533653bd7aec 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2673,6 +2673,12 @@ static int at91ether_start_xmit(struct sk_buff *skb, struct net_device *dev) lp->skb_length = skb->len; lp->skb_physaddr = dma_map_single(NULL, skb->data, skb->len, DMA_TO_DEVICE); + if (dma_mapping_error(NULL, lp->skb_physaddr)) { + dev_kfree_skb_any(skb); + dev->stats.tx_dropped++; + netdev_err(dev, "%s: DMA mapping error\n", __func__); + return NETDEV_TX_OK; + } /* Set address of the data in the Transmit Address register */ macb_writel(lp, TAR, lp->skb_physaddr); diff --git a/drivers/net/ethernet/cavium/thunder/nic.h b/drivers/net/ethernet/cavium/thunder/nic.h index 30426109711c..86bd93ce2ea3 100644 --- a/drivers/net/ethernet/cavium/thunder/nic.h +++ b/drivers/net/ethernet/cavium/thunder/nic.h @@ -47,7 +47,7 @@ /* Min/Max packet size */ #define NIC_HW_MIN_FRS 64 -#define NIC_HW_MAX_FRS 9200 /* 9216 max packet including FCS */ +#define NIC_HW_MAX_FRS 9190 /* Excluding L2 header and FCS */ /* Max pkinds */ #define NIC_MAX_PKIND 16 @@ -178,11 +178,11 @@ enum tx_stats_reg_offset { struct nicvf_hw_stats { u64 rx_bytes; + u64 rx_frames; u64 rx_ucast_frames; u64 rx_bcast_frames; u64 rx_mcast_frames; - u64 rx_fcs_errors; - u64 rx_l2_errors; + u64 rx_drops; u64 rx_drop_red; u64 rx_drop_red_bytes; u64 rx_drop_overrun; @@ -191,6 +191,19 @@ struct nicvf_hw_stats { u64 rx_drop_mcast; u64 rx_drop_l3_bcast; u64 rx_drop_l3_mcast; + u64 rx_fcs_errors; + u64 rx_l2_errors; + + u64 tx_bytes; + u64 tx_frames; + u64 tx_ucast_frames; + u64 tx_bcast_frames; + u64 tx_mcast_frames; + u64 tx_drops; +}; + +struct nicvf_drv_stats { + /* CQE Rx errs */ u64 rx_bgx_truncated_pkts; u64 rx_jabber_errs; u64 rx_fcs_errs; @@ -216,34 +229,30 @@ struct nicvf_hw_stats { u64 rx_l4_pclp; u64 rx_truncated_pkts; - u64 tx_bytes_ok; - u64 tx_ucast_frames_ok; - u64 tx_bcast_frames_ok; - u64 tx_mcast_frames_ok; - u64 tx_drops; -}; - -struct nicvf_drv_stats { - /* Rx */ - u64 rx_frames_ok; - u64 rx_frames_64; - u64 rx_frames_127; - u64 rx_frames_255; - u64 rx_frames_511; - u64 rx_frames_1023; - u64 rx_frames_1518; - u64 rx_frames_jumbo; - u64 rx_drops; - + /* CQE Tx errs */ + u64 tx_desc_fault; + u64 tx_hdr_cons_err; + u64 tx_subdesc_err; + u64 tx_max_size_exceeded; + u64 tx_imm_size_oflow; + u64 tx_data_seq_err; + u64 tx_mem_seq_err; + u64 tx_lock_viol; + u64 tx_data_fault; + u64 tx_tstmp_conflict; + u64 tx_tstmp_timeout; + u64 tx_mem_fault; + u64 tx_csum_overlap; + u64 tx_csum_overflow; + + /* driver debug stats */ u64 rcv_buffer_alloc_failures; - - /* Tx */ - u64 tx_frames_ok; - u64 tx_drops; u64 tx_tso; u64 tx_timeout; u64 txq_stop; u64 txq_wake; + + struct u64_stats_sync syncp; }; struct nicvf { @@ -282,7 +291,6 @@ struct nicvf { u8 node; u8 cpi_alg; - u16 mtu; bool link_up; u8 duplex; u32 speed; @@ -298,7 +306,7 @@ struct nicvf { /* Stats */ struct nicvf_hw_stats hw_stats; - struct nicvf_drv_stats drv_stats; + struct nicvf_drv_stats __percpu *drv_stats; struct bgx_stats bgx_stats; /* MSI-X */ diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c index 2bbf4cbf08b2..6677b96e1f3f 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_main.c +++ b/drivers/net/ethernet/cavium/thunder/nic_main.c @@ -11,6 +11,7 @@ #include <linux/pci.h> #include <linux/etherdevice.h> #include <linux/of.h> +#include <linux/if_vlan.h> #include "nic_reg.h" #include "nic.h" @@ -260,18 +261,31 @@ static void nic_get_bgx_stats(struct nicpf *nic, struct bgx_stats_msg *bgx) /* Update hardware min/max frame size */ static int nic_update_hw_frs(struct nicpf *nic, int new_frs, int vf) { - if ((new_frs > NIC_HW_MAX_FRS) || (new_frs < NIC_HW_MIN_FRS)) { - dev_err(&nic->pdev->dev, - "Invalid MTU setting from VF%d rejected, should be between %d and %d\n", - vf, NIC_HW_MIN_FRS, NIC_HW_MAX_FRS); + int bgx, lmac, lmac_cnt; + u64 lmac_credits; + + if ((new_frs > NIC_HW_MAX_FRS) || (new_frs < NIC_HW_MIN_FRS)) return 1; - } - new_frs += ETH_HLEN; - if (new_frs <= nic->pkind.maxlen) - return 0; - nic->pkind.maxlen = new_frs; - nic_reg_write(nic, NIC_PF_PKIND_0_15_CFG, *(u64 *)&nic->pkind); + bgx = NIC_GET_BGX_FROM_VF_LMAC_MAP(nic->vf_lmac_map[vf]); + lmac = NIC_GET_LMAC_FROM_VF_LMAC_MAP(nic->vf_lmac_map[vf]); + lmac += bgx * MAX_LMAC_PER_BGX; + + new_frs += VLAN_ETH_HLEN + ETH_FCS_LEN + 4; + + /* Update corresponding LMAC credits */ + lmac_cnt = bgx_get_lmac_count(nic->node, bgx); + lmac_credits = nic_reg_read(nic, NIC_PF_LMAC_0_7_CREDIT + (lmac * 8)); + lmac_credits &= ~(0xFFFFFULL << 12); + lmac_credits |= (((((48 * 1024) / lmac_cnt) - new_frs) / 16) << 12); + nic_reg_write(nic, NIC_PF_LMAC_0_7_CREDIT + (lmac * 8), lmac_credits); + + /* Enforce MTU in HW + * This config is supported only from 88xx pass 2.0 onwards. + */ + if (!pass1_silicon(nic->pdev)) + nic_reg_write(nic, + NIC_PF_LMAC_0_7_CFG2 + (lmac * 8), new_frs); return 0; } @@ -464,7 +478,7 @@ static int nic_init_hw(struct nicpf *nic) /* PKIND configuration */ nic->pkind.minlen = 0; - nic->pkind.maxlen = NIC_HW_MAX_FRS + ETH_HLEN; + nic->pkind.maxlen = NIC_HW_MAX_FRS + VLAN_ETH_HLEN + ETH_FCS_LEN + 4; nic->pkind.lenerr_en = 1; nic->pkind.rx_hdr = 0; nic->pkind.hdr_sl = 0; @@ -837,6 +851,7 @@ static int nic_reset_stat_counters(struct nicpf *nic, nic_reg_write(nic, reg_addr, 0); } } + return 0; } diff --git a/drivers/net/ethernet/cavium/thunder/nic_reg.h b/drivers/net/ethernet/cavium/thunder/nic_reg.h index edf779f5a227..80d46337cf29 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_reg.h +++ b/drivers/net/ethernet/cavium/thunder/nic_reg.h @@ -106,6 +106,7 @@ #define NIC_PF_MPI_0_2047_CFG (0x210000) #define NIC_PF_RSSI_0_4097_RQ (0x220000) #define NIC_PF_LMAC_0_7_CFG (0x240000) +#define NIC_PF_LMAC_0_7_CFG2 (0x240100) #define NIC_PF_LMAC_0_7_SW_XOFF (0x242000) #define NIC_PF_LMAC_0_7_CREDIT (0x244000) #define NIC_PF_CHAN_0_255_TX_CFG (0x400000) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c index ad4fddb55421..432bf6be57cb 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c @@ -36,11 +36,11 @@ struct nicvf_stat { static const struct nicvf_stat nicvf_hw_stats[] = { NICVF_HW_STAT(rx_bytes), + NICVF_HW_STAT(rx_frames), NICVF_HW_STAT(rx_ucast_frames), NICVF_HW_STAT(rx_bcast_frames), NICVF_HW_STAT(rx_mcast_frames), - NICVF_HW_STAT(rx_fcs_errors), - NICVF_HW_STAT(rx_l2_errors), + NICVF_HW_STAT(rx_drops), NICVF_HW_STAT(rx_drop_red), NICVF_HW_STAT(rx_drop_red_bytes), NICVF_HW_STAT(rx_drop_overrun), @@ -49,50 +49,59 @@ static const struct nicvf_stat nicvf_hw_stats[] = { NICVF_HW_STAT(rx_drop_mcast), NICVF_HW_STAT(rx_drop_l3_bcast), NICVF_HW_STAT(rx_drop_l3_mcast), - NICVF_HW_STAT(rx_bgx_truncated_pkts), - NICVF_HW_STAT(rx_jabber_errs), - NICVF_HW_STAT(rx_fcs_errs), - NICVF_HW_STAT(rx_bgx_errs), - NICVF_HW_STAT(rx_prel2_errs), - NICVF_HW_STAT(rx_l2_hdr_malformed), - NICVF_HW_STAT(rx_oversize), - NICVF_HW_STAT(rx_undersize), - NICVF_HW_STAT(rx_l2_len_mismatch), - NICVF_HW_STAT(rx_l2_pclp), - NICVF_HW_STAT(rx_ip_ver_errs), - NICVF_HW_STAT(rx_ip_csum_errs), - NICVF_HW_STAT(rx_ip_hdr_malformed), - NICVF_HW_STAT(rx_ip_payload_malformed), - NICVF_HW_STAT(rx_ip_ttl_errs), - NICVF_HW_STAT(rx_l3_pclp), - NICVF_HW_STAT(rx_l4_malformed), - NICVF_HW_STAT(rx_l4_csum_errs), - NICVF_HW_STAT(rx_udp_len_errs), - NICVF_HW_STAT(rx_l4_port_errs), - NICVF_HW_STAT(rx_tcp_flag_errs), - NICVF_HW_STAT(rx_tcp_offset_errs), - NICVF_HW_STAT(rx_l4_pclp), - NICVF_HW_STAT(rx_truncated_pkts), - NICVF_HW_STAT(tx_bytes_ok), - NICVF_HW_STAT(tx_ucast_frames_ok), - NICVF_HW_STAT(tx_bcast_frames_ok), - NICVF_HW_STAT(tx_mcast_frames_ok), + NICVF_HW_STAT(rx_fcs_errors), + NICVF_HW_STAT(rx_l2_errors), + NICVF_HW_STAT(tx_bytes), + NICVF_HW_STAT(tx_frames), + NICVF_HW_STAT(tx_ucast_frames), + NICVF_HW_STAT(tx_bcast_frames), + NICVF_HW_STAT(tx_mcast_frames), + NICVF_HW_STAT(tx_drops), }; static const struct nicvf_stat nicvf_drv_stats[] = { - NICVF_DRV_STAT(rx_frames_ok), - NICVF_DRV_STAT(rx_frames_64), - NICVF_DRV_STAT(rx_frames_127), - NICVF_DRV_STAT(rx_frames_255), - NICVF_DRV_STAT(rx_frames_511), - NICVF_DRV_STAT(rx_frames_1023), - NICVF_DRV_STAT(rx_frames_1518), - NICVF_DRV_STAT(rx_frames_jumbo), - NICVF_DRV_STAT(rx_drops), + NICVF_DRV_STAT(rx_bgx_truncated_pkts), + NICVF_DRV_STAT(rx_jabber_errs), + NICVF_DRV_STAT(rx_fcs_errs), + NICVF_DRV_STAT(rx_bgx_errs), + NICVF_DRV_STAT(rx_prel2_errs), + NICVF_DRV_STAT(rx_l2_hdr_malformed), + NICVF_DRV_STAT(rx_oversize), + NICVF_DRV_STAT(rx_undersize), + NICVF_DRV_STAT(rx_l2_len_mismatch), + NICVF_DRV_STAT(rx_l2_pclp), + NICVF_DRV_STAT(rx_ip_ver_errs), + NICVF_DRV_STAT(rx_ip_csum_errs), + NICVF_DRV_STAT(rx_ip_hdr_malformed), + NICVF_DRV_STAT(rx_ip_payload_malformed), + NICVF_DRV_STAT(rx_ip_ttl_errs), + NICVF_DRV_STAT(rx_l3_pclp), + NICVF_DRV_STAT(rx_l4_malformed), + NICVF_DRV_STAT(rx_l4_csum_errs), + NICVF_DRV_STAT(rx_udp_len_errs), + NICVF_DRV_STAT(rx_l4_port_errs), + NICVF_DRV_STAT(rx_tcp_flag_errs), + NICVF_DRV_STAT(rx_tcp_offset_errs), + NICVF_DRV_STAT(rx_l4_pclp), + NICVF_DRV_STAT(rx_truncated_pkts), + + NICVF_DRV_STAT(tx_desc_fault), + NICVF_DRV_STAT(tx_hdr_cons_err), + NICVF_DRV_STAT(tx_subdesc_err), + NICVF_DRV_STAT(tx_max_size_exceeded), + NICVF_DRV_STAT(tx_imm_size_oflow), + NICVF_DRV_STAT(tx_data_seq_err), + NICVF_DRV_STAT(tx_mem_seq_err), + NICVF_DRV_STAT(tx_lock_viol), + NICVF_DRV_STAT(tx_data_fault), + NICVF_DRV_STAT(tx_tstmp_conflict), + NICVF_DRV_STAT(tx_tstmp_timeout), + NICVF_DRV_STAT(tx_mem_fault), + NICVF_DRV_STAT(tx_csum_overlap), + NICVF_DRV_STAT(tx_csum_overflow), + NICVF_DRV_STAT(rcv_buffer_alloc_failures), - NICVF_DRV_STAT(tx_frames_ok), NICVF_DRV_STAT(tx_tso), - NICVF_DRV_STAT(tx_drops), NICVF_DRV_STAT(tx_timeout), NICVF_DRV_STAT(txq_stop), NICVF_DRV_STAT(txq_wake), @@ -278,8 +287,8 @@ static void nicvf_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { struct nicvf *nic = netdev_priv(netdev); - int stat; - int sqs; + int stat, tmp_stats; + int sqs, cpu; nicvf_update_stats(nic); @@ -289,9 +298,13 @@ static void nicvf_get_ethtool_stats(struct net_device *netdev, for (stat = 0; stat < nicvf_n_hw_stats; stat++) *(data++) = ((u64 *)&nic->hw_stats) [nicvf_hw_stats[stat].index]; - for (stat = 0; stat < nicvf_n_drv_stats; stat++) - *(data++) = ((u64 *)&nic->drv_stats) - [nicvf_drv_stats[stat].index]; + for (stat = 0; stat < nicvf_n_drv_stats; stat++) { + tmp_stats = 0; + for_each_possible_cpu(cpu) + tmp_stats += ((u64 *)per_cpu_ptr(nic->drv_stats, cpu)) + [nicvf_drv_stats[stat].index]; + *(data++) = tmp_stats; + } nicvf_get_qset_stats(nic, stats, &data); diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index 45a13f718863..8a37012c9c89 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -69,25 +69,6 @@ static inline u8 nicvf_netdev_qidx(struct nicvf *nic, u8 qidx) return qidx; } -static inline void nicvf_set_rx_frame_cnt(struct nicvf *nic, - struct sk_buff *skb) -{ - if (skb->len <= 64) - nic->drv_stats.rx_frames_64++; - else if (skb->len <= 127) - nic->drv_stats.rx_frames_127++; - else if (skb->len <= 255) - nic->drv_stats.rx_frames_255++; - else if (skb->len <= 511) - nic->drv_stats.rx_frames_511++; - else if (skb->len <= 1023) - nic->drv_stats.rx_frames_1023++; - else if (skb->len <= 1518) - nic->drv_stats.rx_frames_1518++; - else - nic->drv_stats.rx_frames_jumbo++; -} - /* The Cavium ThunderX network controller can *only* be found in SoCs * containing the ThunderX ARM64 CPU implementation. All accesses to the device * registers on this platform are implicitly strongly ordered with respect @@ -492,9 +473,6 @@ int nicvf_set_real_num_queues(struct net_device *netdev, static int nicvf_init_resources(struct nicvf *nic) { int err; - union nic_mbx mbx = {}; - - mbx.msg.msg = NIC_MBOX_MSG_CFG_DONE; /* Enable Qset */ nicvf_qset_config(nic, true); @@ -507,14 +485,10 @@ static int nicvf_init_resources(struct nicvf *nic) return err; } - /* Send VF config done msg to PF */ - nicvf_write_to_mbx(nic, &mbx); - return 0; } static void nicvf_snd_pkt_handler(struct net_device *netdev, - struct cmp_queue *cq, struct cqe_send_t *cqe_tx, int cqe_type, int budget, unsigned int *tx_pkts, unsigned int *tx_bytes) @@ -536,7 +510,7 @@ static void nicvf_snd_pkt_handler(struct net_device *netdev, __func__, cqe_tx->sq_qs, cqe_tx->sq_idx, cqe_tx->sqe_ptr, hdr->subdesc_cnt); - nicvf_check_cqe_tx_errs(nic, cq, cqe_tx); + nicvf_check_cqe_tx_errs(nic, cqe_tx); skb = (struct sk_buff *)sq->skbuff[cqe_tx->sqe_ptr]; if (skb) { /* Check for dummy descriptor used for HW TSO offload on 88xx */ @@ -630,8 +604,6 @@ static void nicvf_rcv_pkt_handler(struct net_device *netdev, return; } - nicvf_set_rx_frame_cnt(nic, skb); - nicvf_set_rxhash(netdev, cqe_rx, skb); skb_record_rx_queue(skb, rq_idx); @@ -703,7 +675,7 @@ loop: work_done++; break; case CQE_TYPE_SEND: - nicvf_snd_pkt_handler(netdev, cq, + nicvf_snd_pkt_handler(netdev, (void *)cq_desc, CQE_TYPE_SEND, budget, &tx_pkts, &tx_bytes); tx_done++; @@ -740,7 +712,7 @@ done: nic = nic->pnicvf; if (netif_tx_queue_stopped(txq) && netif_carrier_ok(netdev)) { netif_tx_start_queue(txq); - nic->drv_stats.txq_wake++; + this_cpu_inc(nic->drv_stats->txq_wake); if (netif_msg_tx_err(nic)) netdev_warn(netdev, "%s: Transmit queue wakeup SQ%d\n", @@ -1084,7 +1056,7 @@ static netdev_tx_t nicvf_xmit(struct sk_buff *skb, struct net_device *netdev) if (!netif_tx_queue_stopped(txq) && !nicvf_sq_append_skb(nic, skb)) { netif_tx_stop_queue(txq); - nic->drv_stats.txq_stop++; + this_cpu_inc(nic->drv_stats->txq_stop); if (netif_msg_tx_err(nic)) netdev_warn(netdev, "%s: Transmit ring full, stopping SQ%d\n", @@ -1189,14 +1161,24 @@ int nicvf_stop(struct net_device *netdev) return 0; } +static int nicvf_update_hw_max_frs(struct nicvf *nic, int mtu) +{ + union nic_mbx mbx = {}; + + mbx.frs.msg = NIC_MBOX_MSG_SET_MAX_FRS; + mbx.frs.max_frs = mtu; + mbx.frs.vf_id = nic->vf_id; + + return nicvf_send_msg_to_pf(nic, &mbx); +} + int nicvf_open(struct net_device *netdev) { - int err, qidx; + int cpu, err, qidx; struct nicvf *nic = netdev_priv(netdev); struct queue_set *qs = nic->qs; struct nicvf_cq_poll *cq_poll = NULL; - - nic->mtu = netdev->mtu; + union nic_mbx mbx = {}; netif_carrier_off(netdev); @@ -1248,9 +1230,17 @@ int nicvf_open(struct net_device *netdev) if (nic->sqs_mode) nicvf_get_primary_vf_struct(nic); - /* Configure receive side scaling */ - if (!nic->sqs_mode) + /* Configure receive side scaling and MTU */ + if (!nic->sqs_mode) { nicvf_rss_init(nic); + if (nicvf_update_hw_max_frs(nic, netdev->mtu)) + goto cleanup; + + /* Clear percpu stats */ + for_each_possible_cpu(cpu) + memset(per_cpu_ptr(nic->drv_stats, cpu), 0, + sizeof(struct nicvf_drv_stats)); + } err = nicvf_register_interrupts(nic); if (err) @@ -1276,8 +1266,9 @@ int nicvf_open(struct net_device *netdev) for (qidx = 0; qidx < qs->rbdr_cnt; qidx++) nicvf_enable_intr(nic, NICVF_INTR_RBDR, qidx); - nic->drv_stats.txq_stop = 0; - nic->drv_stats.txq_wake = 0; + /* Send VF config done msg to PF */ + mbx.msg.msg = NIC_MBOX_MSG_CFG_DONE; + nicvf_write_to_mbx(nic, &mbx); return 0; cleanup: @@ -1297,17 +1288,6 @@ napi_del: return err; } -static int nicvf_update_hw_max_frs(struct nicvf *nic, int mtu) -{ - union nic_mbx mbx = {}; - - mbx.frs.msg = NIC_MBOX_MSG_SET_MAX_FRS; - mbx.frs.max_frs = mtu; - mbx.frs.vf_id = nic->vf_id; - - return nicvf_send_msg_to_pf(nic, &mbx); -} - static int nicvf_change_mtu(struct net_device *netdev, int new_mtu) { struct nicvf *nic = netdev_priv(netdev); @@ -1318,10 +1298,13 @@ static int nicvf_change_mtu(struct net_device *netdev, int new_mtu) if (new_mtu < NIC_HW_MIN_FRS) return -EINVAL; + netdev->mtu = new_mtu; + + if (!netif_running(netdev)) + return 0; + if (nicvf_update_hw_max_frs(nic, new_mtu)) return -EINVAL; - netdev->mtu = new_mtu; - nic->mtu = new_mtu; return 0; } @@ -1379,9 +1362,10 @@ void nicvf_update_lmac_stats(struct nicvf *nic) void nicvf_update_stats(struct nicvf *nic) { - int qidx; + int qidx, cpu; + u64 tmp_stats = 0; struct nicvf_hw_stats *stats = &nic->hw_stats; - struct nicvf_drv_stats *drv_stats = &nic->drv_stats; + struct nicvf_drv_stats *drv_stats; struct queue_set *qs = nic->qs; #define GET_RX_STATS(reg) \ @@ -1404,21 +1388,33 @@ void nicvf_update_stats(struct nicvf *nic) stats->rx_drop_l3_bcast = GET_RX_STATS(RX_DRP_L3BCAST); stats->rx_drop_l3_mcast = GET_RX_STATS(RX_DRP_L3MCAST); - stats->tx_bytes_ok = GET_TX_STATS(TX_OCTS); - stats->tx_ucast_frames_ok = GET_TX_STATS(TX_UCAST); - stats->tx_bcast_frames_ok = GET_TX_STATS(TX_BCAST); - stats->tx_mcast_frames_ok = GET_TX_STATS(TX_MCAST); + stats->tx_bytes = GET_TX_STATS(TX_OCTS); + stats->tx_ucast_frames = GET_TX_STATS(TX_UCAST); + stats->tx_bcast_frames = GET_TX_STATS(TX_BCAST); + stats->tx_mcast_frames = GET_TX_STATS(TX_MCAST); stats->tx_drops = GET_TX_STATS(TX_DROP); - drv_stats->tx_frames_ok = stats->tx_ucast_frames_ok + - stats->tx_bcast_frames_ok + - stats->tx_mcast_frames_ok; - drv_stats->rx_frames_ok = stats->rx_ucast_frames + - stats->rx_bcast_frames + - stats->rx_mcast_frames; - drv_stats->rx_drops = stats->rx_drop_red + - stats->rx_drop_overrun; - drv_stats->tx_drops = stats->tx_drops; + /* On T88 pass 2.0, the dummy SQE added for TSO notification + * via CQE has 'dont_send' set. Hence HW drops the pkt pointed + * pointed by dummy SQE and results in tx_drops counter being + * incremented. Subtracting it from tx_tso counter will give + * exact tx_drops counter. + */ + if (nic->t88 && nic->hw_tso) { + for_each_possible_cpu(cpu) { + drv_stats = per_cpu_ptr(nic->drv_stats, cpu); + tmp_stats += drv_stats->tx_tso; + } + stats->tx_drops = tmp_stats - stats->tx_drops; + } + stats->tx_frames = stats->tx_ucast_frames + + stats->tx_bcast_frames + + stats->tx_mcast_frames; + stats->rx_frames = stats->rx_ucast_frames + + stats->rx_bcast_frames + + stats->rx_mcast_frames; + stats->rx_drops = stats->rx_drop_red + + stats->rx_drop_overrun; /* Update RQ and SQ stats */ for (qidx = 0; qidx < qs->rq_cnt; qidx++) @@ -1432,18 +1428,17 @@ static struct rtnl_link_stats64 *nicvf_get_stats64(struct net_device *netdev, { struct nicvf *nic = netdev_priv(netdev); struct nicvf_hw_stats *hw_stats = &nic->hw_stats; - struct nicvf_drv_stats *drv_stats = &nic->drv_stats; nicvf_update_stats(nic); stats->rx_bytes = hw_stats->rx_bytes; - stats->rx_packets = drv_stats->rx_frames_ok; - stats->rx_dropped = drv_stats->rx_drops; + stats->rx_packets = hw_stats->rx_frames; + stats->rx_dropped = hw_stats->rx_drops; stats->multicast = hw_stats->rx_mcast_frames; - stats->tx_bytes = hw_stats->tx_bytes_ok; - stats->tx_packets = drv_stats->tx_frames_ok; - stats->tx_dropped = drv_stats->tx_drops; + stats->tx_bytes = hw_stats->tx_bytes; + stats->tx_packets = hw_stats->tx_frames; + stats->tx_dropped = hw_stats->tx_drops; return stats; } @@ -1456,7 +1451,7 @@ static void nicvf_tx_timeout(struct net_device *dev) netdev_warn(dev, "%s: Transmit timed out, resetting\n", dev->name); - nic->drv_stats.tx_timeout++; + this_cpu_inc(nic->drv_stats->tx_timeout); schedule_work(&nic->reset_task); } @@ -1590,6 +1585,12 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_free_netdev; } + nic->drv_stats = netdev_alloc_pcpu_stats(struct nicvf_drv_stats); + if (!nic->drv_stats) { + err = -ENOMEM; + goto err_free_netdev; + } + err = nicvf_set_qset_resources(nic); if (err) goto err_free_netdev; @@ -1648,6 +1649,8 @@ err_unregister_interrupts: nicvf_unregister_interrupts(nic); err_free_netdev: pci_set_drvdata(pdev, NULL); + if (nic->drv_stats) + free_percpu(nic->drv_stats); free_netdev(netdev); err_release_regions: pci_release_regions(pdev); @@ -1675,6 +1678,8 @@ static void nicvf_remove(struct pci_dev *pdev) unregister_netdev(pnetdev); nicvf_unregister_interrupts(nic); pci_set_drvdata(pdev, NULL); + if (nic->drv_stats) + free_percpu(nic->drv_stats); free_netdev(netdev); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index a4fc50155881..747ef0882976 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -104,7 +104,8 @@ static inline int nicvf_alloc_rcv_buffer(struct nicvf *nic, gfp_t gfp, nic->rb_page = alloc_pages(gfp | __GFP_COMP | __GFP_NOWARN, order); if (!nic->rb_page) { - nic->drv_stats.rcv_buffer_alloc_failures++; + this_cpu_inc(nic->pnicvf->drv_stats-> + rcv_buffer_alloc_failures); return -ENOMEM; } nic->rb_page_offset = 0; @@ -270,7 +271,8 @@ refill: rbdr_idx, new_rb); next_rbdr: /* Re-enable RBDR interrupts only if buffer allocation is success */ - if (!nic->rb_alloc_fail && rbdr->enable) + if (!nic->rb_alloc_fail && rbdr->enable && + netif_running(nic->pnicvf->netdev)) nicvf_enable_intr(nic, NICVF_INTR_RBDR, rbdr_idx); if (rbdr_idx) @@ -361,6 +363,8 @@ static int nicvf_init_snd_queue(struct nicvf *nic, static void nicvf_free_snd_queue(struct nicvf *nic, struct snd_queue *sq) { + struct sk_buff *skb; + if (!sq) return; if (!sq->dmem.base) @@ -371,6 +375,15 @@ static void nicvf_free_snd_queue(struct nicvf *nic, struct snd_queue *sq) sq->dmem.q_len * TSO_HEADER_SIZE, sq->tso_hdrs, sq->tso_hdrs_phys); + /* Free pending skbs in the queue */ + smp_rmb(); + while (sq->head != sq->tail) { + skb = (struct sk_buff *)sq->skbuff[sq->head]; + if (skb) + dev_kfree_skb_any(skb); + sq->head++; + sq->head &= (sq->dmem.q_len - 1); + } kfree(sq->skbuff); nicvf_free_q_desc_mem(nic, &sq->dmem); } @@ -483,9 +496,12 @@ static void nicvf_reset_rcv_queue_stats(struct nicvf *nic) { union nic_mbx mbx = {}; - /* Reset all RXQ's stats */ + /* Reset all RQ/SQ and VF stats */ mbx.reset_stat.msg = NIC_MBOX_MSG_RESET_STAT_COUNTER; + mbx.reset_stat.rx_stat_mask = 0x3FFF; + mbx.reset_stat.tx_stat_mask = 0x1F; mbx.reset_stat.rq_stat_mask = 0xFFFF; + mbx.reset_stat.sq_stat_mask = 0xFFFF; nicvf_send_msg_to_pf(nic, &mbx); } @@ -538,9 +554,12 @@ static void nicvf_rcv_queue_config(struct nicvf *nic, struct queue_set *qs, mbx.rq.cfg = (1ULL << 62) | (RQ_CQ_DROP << 8); nicvf_send_msg_to_pf(nic, &mbx); - nicvf_queue_reg_write(nic, NIC_QSET_RQ_GEN_CFG, 0, 0x00); - if (!nic->sqs_mode) + if (!nic->sqs_mode && (qidx == 0)) { + /* Enable checking L3/L4 length and TCP/UDP checksums */ + nicvf_queue_reg_write(nic, NIC_QSET_RQ_GEN_CFG, 0, + (BIT(24) | BIT(23) | BIT(21))); nicvf_config_vlan_stripping(nic, nic->netdev->features); + } /* Enable Receive queue */ memset(&rq_cfg, 0, sizeof(struct rq_cfg)); @@ -1029,7 +1048,7 @@ nicvf_sq_add_hdr_subdesc(struct nicvf *nic, struct snd_queue *sq, int qentry, hdr->tso_max_paysize = skb_shinfo(skb)->gso_size; /* For non-tunneled pkts, point this to L2 ethertype */ hdr->inner_l3_offset = skb_network_offset(skb) - 2; - nic->drv_stats.tx_tso++; + this_cpu_inc(nic->pnicvf->drv_stats->tx_tso); } } @@ -1161,7 +1180,7 @@ static int nicvf_sq_append_tso(struct nicvf *nic, struct snd_queue *sq, nicvf_sq_doorbell(nic, skb, sq_num, desc_cnt); - nic->drv_stats.tx_tso++; + this_cpu_inc(nic->pnicvf->drv_stats->tx_tso); return 1; } @@ -1422,8 +1441,6 @@ void nicvf_update_sq_stats(struct nicvf *nic, int sq_idx) /* Check for errors in the receive cmp.queue entry */ int nicvf_check_cqe_rx_errs(struct nicvf *nic, struct cqe_rx_t *cqe_rx) { - struct nicvf_hw_stats *stats = &nic->hw_stats; - if (!cqe_rx->err_level && !cqe_rx->err_opcode) return 0; @@ -1435,76 +1452,76 @@ int nicvf_check_cqe_rx_errs(struct nicvf *nic, struct cqe_rx_t *cqe_rx) switch (cqe_rx->err_opcode) { case CQ_RX_ERROP_RE_PARTIAL: - stats->rx_bgx_truncated_pkts++; + this_cpu_inc(nic->drv_stats->rx_bgx_truncated_pkts); break; case CQ_RX_ERROP_RE_JABBER: - stats->rx_jabber_errs++; + this_cpu_inc(nic->drv_stats->rx_jabber_errs); break; case CQ_RX_ERROP_RE_FCS: - stats->rx_fcs_errs++; + this_cpu_inc(nic->drv_stats->rx_fcs_errs); break; case CQ_RX_ERROP_RE_RX_CTL: - stats->rx_bgx_errs++; + this_cpu_inc(nic->drv_stats->rx_bgx_errs); break; case CQ_RX_ERROP_PREL2_ERR: - stats->rx_prel2_errs++; + this_cpu_inc(nic->drv_stats->rx_prel2_errs); break; case CQ_RX_ERROP_L2_MAL: - stats->rx_l2_hdr_malformed++; + this_cpu_inc(nic->drv_stats->rx_l2_hdr_malformed); break; case CQ_RX_ERROP_L2_OVERSIZE: - stats->rx_oversize++; + this_cpu_inc(nic->drv_stats->rx_oversize); break; case CQ_RX_ERROP_L2_UNDERSIZE: - stats->rx_undersize++; + this_cpu_inc(nic->drv_stats->rx_undersize); break; case CQ_RX_ERROP_L2_LENMISM: - stats->rx_l2_len_mismatch++; + this_cpu_inc(nic->drv_stats->rx_l2_len_mismatch); break; case CQ_RX_ERROP_L2_PCLP: - stats->rx_l2_pclp++; + this_cpu_inc(nic->drv_stats->rx_l2_pclp); break; case CQ_RX_ERROP_IP_NOT: - stats->rx_ip_ver_errs++; + this_cpu_inc(nic->drv_stats->rx_ip_ver_errs); break; case CQ_RX_ERROP_IP_CSUM_ERR: - stats->rx_ip_csum_errs++; + this_cpu_inc(nic->drv_stats->rx_ip_csum_errs); break; case CQ_RX_ERROP_IP_MAL: - stats->rx_ip_hdr_malformed++; + this_cpu_inc(nic->drv_stats->rx_ip_hdr_malformed); break; case CQ_RX_ERROP_IP_MALD: - stats->rx_ip_payload_malformed++; + this_cpu_inc(nic->drv_stats->rx_ip_payload_malformed); break; case CQ_RX_ERROP_IP_HOP: - stats->rx_ip_ttl_errs++; + this_cpu_inc(nic->drv_stats->rx_ip_ttl_errs); break; case CQ_RX_ERROP_L3_PCLP: - stats->rx_l3_pclp++; + this_cpu_inc(nic->drv_stats->rx_l3_pclp); break; case CQ_RX_ERROP_L4_MAL: - stats->rx_l4_malformed++; + this_cpu_inc(nic->drv_stats->rx_l4_malformed); break; case CQ_RX_ERROP_L4_CHK: - stats->rx_l4_csum_errs++; + this_cpu_inc(nic->drv_stats->rx_l4_csum_errs); break; case CQ_RX_ERROP_UDP_LEN: - stats->rx_udp_len_errs++; + this_cpu_inc(nic->drv_stats->rx_udp_len_errs); break; case CQ_RX_ERROP_L4_PORT: - stats->rx_l4_port_errs++; + this_cpu_inc(nic->drv_stats->rx_l4_port_errs); break; case CQ_RX_ERROP_TCP_FLAG: - stats->rx_tcp_flag_errs++; + this_cpu_inc(nic->drv_stats->rx_tcp_flag_errs); break; case CQ_RX_ERROP_TCP_OFFSET: - stats->rx_tcp_offset_errs++; + this_cpu_inc(nic->drv_stats->rx_tcp_offset_errs); break; case CQ_RX_ERROP_L4_PCLP: - stats->rx_l4_pclp++; + this_cpu_inc(nic->drv_stats->rx_l4_pclp); break; case CQ_RX_ERROP_RBDR_TRUNC: - stats->rx_truncated_pkts++; + this_cpu_inc(nic->drv_stats->rx_truncated_pkts); break; } @@ -1512,53 +1529,52 @@ int nicvf_check_cqe_rx_errs(struct nicvf *nic, struct cqe_rx_t *cqe_rx) } /* Check for errors in the send cmp.queue entry */ -int nicvf_check_cqe_tx_errs(struct nicvf *nic, - struct cmp_queue *cq, struct cqe_send_t *cqe_tx) +int nicvf_check_cqe_tx_errs(struct nicvf *nic, struct cqe_send_t *cqe_tx) { - struct cmp_queue_stats *stats = &cq->stats; - switch (cqe_tx->send_status) { case CQ_TX_ERROP_GOOD: - stats->tx.good++; return 0; case CQ_TX_ERROP_DESC_FAULT: - stats->tx.desc_fault++; + this_cpu_inc(nic->drv_stats->tx_desc_fault); break; case CQ_TX_ERROP_HDR_CONS_ERR: - stats->tx.hdr_cons_err++; + this_cpu_inc(nic->drv_stats->tx_hdr_cons_err); break; case CQ_TX_ERROP_SUBDC_ERR: - stats->tx.subdesc_err++; + this_cpu_inc(nic->drv_stats->tx_subdesc_err); + break; + case CQ_TX_ERROP_MAX_SIZE_VIOL: + this_cpu_inc(nic->drv_stats->tx_max_size_exceeded); break; case CQ_TX_ERROP_IMM_SIZE_OFLOW: - stats->tx.imm_size_oflow++; + this_cpu_inc(nic->drv_stats->tx_imm_size_oflow); break; case CQ_TX_ERROP_DATA_SEQUENCE_ERR: - stats->tx.data_seq_err++; + this_cpu_inc(nic->drv_stats->tx_data_seq_err); break; case CQ_TX_ERROP_MEM_SEQUENCE_ERR: - stats->tx.mem_seq_err++; + this_cpu_inc(nic->drv_stats->tx_mem_seq_err); break; case CQ_TX_ERROP_LOCK_VIOL: - stats->tx.lock_viol++; + this_cpu_inc(nic->drv_stats->tx_lock_viol); break; case CQ_TX_ERROP_DATA_FAULT: - stats->tx.data_fault++; + this_cpu_inc(nic->drv_stats->tx_data_fault); break; case CQ_TX_ERROP_TSTMP_CONFLICT: - stats->tx.tstmp_conflict++; + this_cpu_inc(nic->drv_stats->tx_tstmp_conflict); break; case CQ_TX_ERROP_TSTMP_TIMEOUT: - stats->tx.tstmp_timeout++; + this_cpu_inc(nic->drv_stats->tx_tstmp_timeout); break; case CQ_TX_ERROP_MEM_FAULT: - stats->tx.mem_fault++; + this_cpu_inc(nic->drv_stats->tx_mem_fault); break; case CQ_TX_ERROP_CK_OVERLAP: - stats->tx.csum_overlap++; + this_cpu_inc(nic->drv_stats->tx_csum_overlap); break; case CQ_TX_ERROP_CK_OFLOW: - stats->tx.csum_overflow++; + this_cpu_inc(nic->drv_stats->tx_csum_overflow); break; } diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h index 869f3386028b..2e3c940c1093 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h @@ -158,6 +158,7 @@ enum CQ_TX_ERROP_E { CQ_TX_ERROP_DESC_FAULT = 0x10, CQ_TX_ERROP_HDR_CONS_ERR = 0x11, CQ_TX_ERROP_SUBDC_ERR = 0x12, + CQ_TX_ERROP_MAX_SIZE_VIOL = 0x13, CQ_TX_ERROP_IMM_SIZE_OFLOW = 0x80, CQ_TX_ERROP_DATA_SEQUENCE_ERR = 0x81, CQ_TX_ERROP_MEM_SEQUENCE_ERR = 0x82, @@ -171,25 +172,6 @@ enum CQ_TX_ERROP_E { CQ_TX_ERROP_ENUM_LAST = 0x8a, }; -struct cmp_queue_stats { - struct tx_stats { - u64 good; - u64 desc_fault; - u64 hdr_cons_err; - u64 subdesc_err; - u64 imm_size_oflow; - u64 data_seq_err; - u64 mem_seq_err; - u64 lock_viol; - u64 data_fault; - u64 tstmp_conflict; - u64 tstmp_timeout; - u64 mem_fault; - u64 csum_overlap; - u64 csum_overflow; - } tx; -} ____cacheline_aligned_in_smp; - enum RQ_SQ_STATS { RQ_SQ_STATS_OCTS, RQ_SQ_STATS_PKTS, @@ -241,7 +223,6 @@ struct cmp_queue { spinlock_t lock; /* lock to serialize processing CQEs */ void *desc; struct q_desc_mem dmem; - struct cmp_queue_stats stats; int irq; } ____cacheline_aligned_in_smp; @@ -336,6 +317,5 @@ u64 nicvf_queue_reg_read(struct nicvf *nic, void nicvf_update_rq_stats(struct nicvf *nic, int rq_idx); void nicvf_update_sq_stats(struct nicvf *nic, int sq_idx); int nicvf_check_cqe_rx_errs(struct nicvf *nic, struct cqe_rx_t *cqe_rx); -int nicvf_check_cqe_tx_errs(struct nicvf *nic, - struct cmp_queue *cq, struct cqe_send_t *cqe_tx); +int nicvf_check_cqe_tx_errs(struct nicvf *nic, struct cqe_send_t *cqe_tx); #endif /* NICVF_QUEUES_H */ diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c index 8bbaedbb7b94..050e21fbb147 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c @@ -1242,8 +1242,8 @@ static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_read_config_word(pdev, PCI_DEVICE_ID, &sdevid); if (sdevid != PCI_DEVICE_ID_THUNDER_RGX) { - bgx->bgx_id = - (pci_resource_start(pdev, PCI_CFG_REG_BAR_NUM) >> 24) & 1; + bgx->bgx_id = (pci_resource_start(pdev, + PCI_CFG_REG_BAR_NUM) >> 24) & BGX_ID_MASK; bgx->bgx_id += nic_get_node_id(pdev) * MAX_BGX_PER_NODE; bgx->max_lmac = MAX_LMAC_PER_BGX; bgx_vnic[bgx->bgx_id] = bgx; diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h index d59c71e4a000..01cc7c859131 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h @@ -28,6 +28,8 @@ #define MAX_DMAC_PER_LMAC 8 #define MAX_FRAME_SIZE 9216 +#define BGX_ID_MASK 0x3 + #define MAX_DMAC_PER_LMAC_TNS_BYPASS_MODE 2 /* Registers */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index f320497368f4..57eb4e1345cb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4057,7 +4057,7 @@ static void cfg_queues(struct adapter *adap) * capped by the number of available cores. */ if (n10g) { - i = num_online_cpus(); + i = min_t(int, MAX_OFLD_QSETS, num_online_cpus()); s->ofldqsets = roundup(i, adap->params.nports); } else { s->ofldqsets = adap->params.nports; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c index 0945fa49a5dd..2471ff465d5c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c @@ -135,15 +135,17 @@ static int uldrx_handler(struct sge_rspq *q, const __be64 *rsp, } static int alloc_uld_rxqs(struct adapter *adap, - struct sge_uld_rxq_info *rxq_info, - unsigned int nq, unsigned int offset, bool lro) + struct sge_uld_rxq_info *rxq_info, bool lro) { struct sge *s = &adap->sge; - struct sge_ofld_rxq *q = rxq_info->uldrxq + offset; - unsigned short *ids = rxq_info->rspq_id + offset; - unsigned int per_chan = nq / adap->params.nports; + unsigned int nq = rxq_info->nrxq + rxq_info->nciq; + struct sge_ofld_rxq *q = rxq_info->uldrxq; + unsigned short *ids = rxq_info->rspq_id; unsigned int bmap_idx = 0; - int i, err, msi_idx; + unsigned int per_chan; + int i, err, msi_idx, que_idx = 0; + + per_chan = rxq_info->nrxq / adap->params.nports; if (adap->flags & USING_MSIX) msi_idx = 1; @@ -151,12 +153,18 @@ static int alloc_uld_rxqs(struct adapter *adap, msi_idx = -((int)s->intrq.abs_id + 1); for (i = 0; i < nq; i++, q++) { + if (i == rxq_info->nrxq) { + /* start allocation of concentrator queues */ + per_chan = rxq_info->nciq / adap->params.nports; + que_idx = 0; + } + if (msi_idx >= 0) { bmap_idx = get_msix_idx_from_bmap(adap); msi_idx = adap->msix_info_ulds[bmap_idx].idx; } err = t4_sge_alloc_rxq(adap, &q->rspq, false, - adap->port[i / per_chan], + adap->port[que_idx++ / per_chan], msi_idx, q->fl.size ? &q->fl : NULL, uldrx_handler, @@ -165,29 +173,19 @@ static int alloc_uld_rxqs(struct adapter *adap, if (err) goto freeout; if (msi_idx >= 0) - rxq_info->msix_tbl[i + offset] = bmap_idx; + rxq_info->msix_tbl[i] = bmap_idx; memset(&q->stats, 0, sizeof(q->stats)); if (ids) ids[i] = q->rspq.abs_id; } return 0; freeout: - q = rxq_info->uldrxq + offset; + q = rxq_info->uldrxq; for ( ; i; i--, q++) { if (q->rspq.desc) free_rspq_fl(adap, &q->rspq, q->fl.size ? &q->fl : NULL); } - - /* We need to free rxq also in case of ciq allocation failure */ - if (offset) { - q = rxq_info->uldrxq + offset; - for ( ; i; i--, q++) { - if (q->rspq.desc) - free_rspq_fl(adap, &q->rspq, - q->fl.size ? &q->fl : NULL); - } - } return err; } @@ -205,9 +203,7 @@ setup_sge_queues_uld(struct adapter *adap, unsigned int uld_type, bool lro) return -ENOMEM; } - ret = !(!alloc_uld_rxqs(adap, rxq_info, rxq_info->nrxq, 0, lro) && - !alloc_uld_rxqs(adap, rxq_info, rxq_info->nciq, - rxq_info->nrxq, lro)); + ret = !(!alloc_uld_rxqs(adap, rxq_info, lro)); /* Tell uP to route control queue completions to rdma rspq */ if (adap->flags & FULL_INIT_DONE && diff --git a/drivers/net/ethernet/chelsio/cxgb4/sched.c b/drivers/net/ethernet/chelsio/cxgb4/sched.c index 539de764bbd3..cbd68a8fe2e4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sched.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sched.c @@ -210,8 +210,10 @@ static int t4_sched_queue_bind(struct port_info *pi, struct ch_sched_queue *p) /* Unbind queue from any existing class */ err = t4_sched_queue_unbind(pi, p); - if (err) + if (err) { + t4_free_mem(qe); goto out; + } /* Bind queue to specified class */ memset(qe, 0, sizeof(*qe)); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 1e74fd6085df..e19a0ca8e5dd 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2951,7 +2951,6 @@ void free_rspq_fl(struct adapter *adap, struct sge_rspq *rq, rq->cntxt_id, fl_id, 0xffff); dma_free_coherent(adap->pdev_dev, (rq->size + 1) * rq->iqe_len, rq->desc, rq->phys_addr); - napi_hash_del(&rq->napi); netif_napi_del(&rq->napi); rq->netdev = NULL; rq->cntxt_id = rq->abs_id = 0; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h index 50812a1d67bd..df1573c4a659 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h @@ -178,9 +178,9 @@ CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN CH_PCI_ID_TABLE_FENTRY(0x6005), CH_PCI_ID_TABLE_FENTRY(0x6006), CH_PCI_ID_TABLE_FENTRY(0x6007), + CH_PCI_ID_TABLE_FENTRY(0x6008), CH_PCI_ID_TABLE_FENTRY(0x6009), CH_PCI_ID_TABLE_FENTRY(0x600d), - CH_PCI_ID_TABLE_FENTRY(0x6010), CH_PCI_ID_TABLE_FENTRY(0x6011), CH_PCI_ID_TABLE_FENTRY(0x6014), CH_PCI_ID_TABLE_FENTRY(0x6015), diff --git a/drivers/net/ethernet/cisco/enic/vnic_rq.c b/drivers/net/ethernet/cisco/enic/vnic_rq.c index e572a527b18d..36bc2c71fba9 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_rq.c +++ b/drivers/net/ethernet/cisco/enic/vnic_rq.c @@ -169,19 +169,28 @@ int vnic_rq_disable(struct vnic_rq *rq) { unsigned int wait; struct vnic_dev *vdev = rq->vdev; + int i; - iowrite32(0, &rq->ctrl->enable); + /* Due to a race condition with clearing RQ "mini-cache" in hw, we need + * to disable the RQ twice to guarantee that stale descriptors are not + * used when this RQ is re-enabled. + */ + for (i = 0; i < 2; i++) { + iowrite32(0, &rq->ctrl->enable); - /* Wait for HW to ACK disable request */ - for (wait = 0; wait < 1000; wait++) { - if (!(ioread32(&rq->ctrl->running))) - return 0; - udelay(10); - } + /* Wait for HW to ACK disable request */ + for (wait = 20000; wait > 0; wait--) + if (!ioread32(&rq->ctrl->running)) + break; + if (!wait) { + vdev_neterr(vdev, "Failed to disable RQ[%d]\n", + rq->index); - vdev_neterr(vdev, "Failed to disable RQ[%d]\n", rq->index); + return -ETIMEDOUT; + } + } - return -ETIMEDOUT; + return 0; } void vnic_rq_clean(struct vnic_rq *rq, @@ -212,6 +221,11 @@ void vnic_rq_clean(struct vnic_rq *rq, [fetch_index % VNIC_RQ_BUF_BLK_ENTRIES(count)]; iowrite32(fetch_index, &rq->ctrl->posted_index); + /* Anytime we write fetch_index, we need to re-write 0 to rq->enable + * to re-sync internal VIC state. + */ + iowrite32(0, &rq->ctrl->enable); + vnic_dev_clear_desc_ring(&rq->ring); } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index cece8a08edca..93aa2939142a 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -2813,7 +2813,6 @@ static void be_evt_queues_destroy(struct be_adapter *adapter) if (eqo->q.created) { be_eq_clean(eqo); be_cmd_q_destroy(adapter, &eqo->q, QTYPE_EQ); - napi_hash_del(&eqo->napi); netif_napi_del(&eqo->napi); free_cpumask_var(eqo->affinity_mask); } diff --git a/drivers/net/ethernet/ezchip/nps_enet.c b/drivers/net/ethernet/ezchip/nps_enet.c index f928e6f79c89..223f35cc034c 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.c +++ b/drivers/net/ethernet/ezchip/nps_enet.c @@ -669,6 +669,7 @@ static const struct of_device_id nps_enet_dt_ids[] = { { .compatible = "ezchip,nps-mgt-enet" }, { /* Sentinel */ } }; +MODULE_DEVICE_TABLE(of, nps_enet_dt_ids); static struct platform_driver nps_enet_driver = { .probe = nps_enet_probe, diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 48a033e64423..5aa9d4ded214 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1430,14 +1430,14 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) skb_put(skb, pkt_len - 4); data = skb->data; + if (!is_copybreak && need_swap) + swap_buffer(data, pkt_len); + #if !defined(CONFIG_M5272) if (fep->quirks & FEC_QUIRK_HAS_RACC) data = skb_pull_inline(skb, 2); #endif - if (!is_copybreak && need_swap) - swap_buffer(data, pkt_len); - /* Extract the enhanced buffer descriptor */ ebdp = NULL; if (fep->bufdesc_ex) diff --git a/drivers/net/ethernet/freescale/fman/fman_tgec.c b/drivers/net/ethernet/freescale/fman/fman_tgec.c index efabb04a1ae8..4b0f3a50b293 100644 --- a/drivers/net/ethernet/freescale/fman/fman_tgec.c +++ b/drivers/net/ethernet/freescale/fman/fman_tgec.c @@ -722,9 +722,6 @@ int tgec_free(struct fman_mac *tgec) { free_init_resources(tgec); - if (tgec->cfg) - tgec->cfg = NULL; - kfree(tgec->cfg); kfree(tgec); diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index c54c6fac0d1d..b6ed818f78ff 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -332,8 +332,10 @@ struct hnae_handle *hnae_get_handle(struct device *owner_dev, return ERR_PTR(-ENODEV); handle = dev->ops->get_handle(dev, port_id); - if (IS_ERR(handle)) + if (IS_ERR(handle)) { + put_device(&dev->cls_dev); return handle; + } handle->dev = dev; handle->owner_dev = owner_dev; @@ -356,6 +358,8 @@ out_when_init_queue: for (j = i - 1; j >= 0; j--) hnae_fini_queue(handle->qs[j]); + put_device(&dev->cls_dev); + return ERR_PTR(-ENOMEM); } EXPORT_SYMBOL(hnae_get_handle); @@ -377,6 +381,8 @@ void hnae_put_handle(struct hnae_handle *h) dev->ops->put_handle(h); module_put(dev->owner); + + put_device(&dev->cls_dev); } EXPORT_SYMBOL(hnae_put_handle); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 8d70377f6624..8ea3d95fa483 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -2751,6 +2751,7 @@ static const struct of_device_id g_dsaf_match[] = { {.compatible = "hisilicon,hns-dsaf-v2"}, {} }; +MODULE_DEVICE_TABLE(of, g_dsaf_match); static struct platform_driver g_dsaf_driver = { .probe = hns_dsaf_probe, diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c index 33f4c483af0f..501eb2090ca6 100644 --- a/drivers/net/ethernet/hisilicon/hns_mdio.c +++ b/drivers/net/ethernet/hisilicon/hns_mdio.c @@ -563,6 +563,7 @@ static const struct of_device_id hns_mdio_match[] = { {.compatible = "hisilicon,hns-mdio"}, {} }; +MODULE_DEVICE_TABLE(of, hns_mdio_match); static const struct acpi_device_id hns_mdio_acpi_match[] = { { "HISI0141", 0 }, diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 54efa9a5167b..bd719e25dd76 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -2446,6 +2446,8 @@ static int ehea_open(struct net_device *dev) netif_info(port, ifup, dev, "enabling port\n"); + netif_carrier_off(dev); + ret = ehea_up(dev); if (!ret) { port_napi_enable(port); diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index bfe17d9c022d..0fbf686f5e7c 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -74,7 +74,6 @@ #include <asm/iommu.h> #include <linux/uaccess.h> #include <asm/firmware.h> -#include <linux/seq_file.h> #include <linux/workqueue.h> #include "ibmvnic.h" @@ -1190,7 +1189,7 @@ static struct ibmvnic_sub_crq_queue *init_sub_crq_queue(struct ibmvnic_adapter if (!scrq) return NULL; - scrq->msgs = (union sub_crq *)__get_free_pages(GFP_KERNEL, 2); + scrq->msgs = (union sub_crq *)__get_free_pages(GFP_ATOMIC, 2); memset(scrq->msgs, 0, 4 * PAGE_SIZE); if (!scrq->msgs) { dev_warn(dev, "Couldn't allocate crq queue messages page\n"); @@ -1461,14 +1460,16 @@ static int init_sub_crq_irqs(struct ibmvnic_adapter *adapter) return rc; req_rx_irq_failed: - for (j = 0; j < i; j++) + for (j = 0; j < i; j++) { free_irq(adapter->rx_scrq[j]->irq, adapter->rx_scrq[j]); irq_dispose_mapping(adapter->rx_scrq[j]->irq); + } i = adapter->req_tx_queues; req_tx_irq_failed: - for (j = 0; j < i; j++) + for (j = 0; j < i; j++) { free_irq(adapter->tx_scrq[j]->irq, adapter->tx_scrq[j]); irq_dispose_mapping(adapter->rx_scrq[j]->irq); + } release_sub_crqs_no_irqs(adapter); return rc; } @@ -1503,9 +1504,8 @@ static void init_sub_crqs(struct ibmvnic_adapter *adapter, int retry) adapter->max_rx_add_entries_per_subcrq > entries_page ? entries_page : adapter->max_rx_add_entries_per_subcrq; - /* Choosing the maximum number of queues supported by firmware*/ - adapter->req_tx_queues = adapter->max_tx_queues; - adapter->req_rx_queues = adapter->max_rx_queues; + adapter->req_tx_queues = adapter->opt_tx_comp_sub_queues; + adapter->req_rx_queues = adapter->opt_rx_comp_queues; adapter->req_rx_add_queues = adapter->max_rx_add_queues; adapter->req_mtu = adapter->max_mtu; @@ -3232,6 +3232,27 @@ static void ibmvnic_free_inflight(struct ibmvnic_adapter *adapter) spin_unlock_irqrestore(&adapter->inflight_lock, flags); } +static void ibmvnic_xport_event(struct work_struct *work) +{ + struct ibmvnic_adapter *adapter = container_of(work, + struct ibmvnic_adapter, + ibmvnic_xport); + struct device *dev = &adapter->vdev->dev; + long rc; + + ibmvnic_free_inflight(adapter); + release_sub_crqs(adapter); + if (adapter->migrated) { + rc = ibmvnic_reenable_crq_queue(adapter); + if (rc) + dev_err(dev, "Error after enable rc=%ld\n", rc); + adapter->migrated = false; + rc = ibmvnic_send_crq_init(adapter); + if (rc) + dev_err(dev, "Error sending init rc=%ld\n", rc); + } +} + static void ibmvnic_handle_crq(union ibmvnic_crq *crq, struct ibmvnic_adapter *adapter) { @@ -3267,15 +3288,7 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, if (gen_crq->cmd == IBMVNIC_PARTITION_MIGRATED) { dev_info(dev, "Re-enabling adapter\n"); adapter->migrated = true; - ibmvnic_free_inflight(adapter); - release_sub_crqs(adapter); - rc = ibmvnic_reenable_crq_queue(adapter); - if (rc) - dev_err(dev, "Error after enable rc=%ld\n", rc); - adapter->migrated = false; - rc = ibmvnic_send_crq_init(adapter); - if (rc) - dev_err(dev, "Error sending init rc=%ld\n", rc); + schedule_work(&adapter->ibmvnic_xport); } else if (gen_crq->cmd == IBMVNIC_DEVICE_FAILOVER) { dev_info(dev, "Backing device failover detected\n"); netif_carrier_off(netdev); @@ -3284,8 +3297,7 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, /* The adapter lost the connection */ dev_err(dev, "Virtual Adapter failed (rc=%d)\n", gen_crq->cmd); - ibmvnic_free_inflight(adapter); - release_sub_crqs(adapter); + schedule_work(&adapter->ibmvnic_xport); } return; case IBMVNIC_CRQ_CMD_RSP: @@ -3654,6 +3666,7 @@ static void handle_crq_init_rsp(struct work_struct *work) goto task_failed; netdev->real_num_tx_queues = adapter->req_tx_queues; + netdev->mtu = adapter->req_mtu; if (adapter->failover) { adapter->failover = false; @@ -3691,7 +3704,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) struct net_device *netdev; unsigned char *mac_addr_p; struct dentry *ent; - char buf[16]; /* debugfs name buf */ + char buf[17]; /* debugfs name buf */ int rc; dev_dbg(&dev->dev, "entering ibmvnic_probe for UA 0x%x\n", @@ -3725,6 +3738,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) SET_NETDEV_DEV(netdev, &dev->dev); INIT_WORK(&adapter->vnic_crq_init, handle_crq_init_rsp); + INIT_WORK(&adapter->ibmvnic_xport, ibmvnic_xport_event); spin_lock_init(&adapter->stats_lock); @@ -3792,6 +3806,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) } netdev->real_num_tx_queues = adapter->req_tx_queues; + netdev->mtu = adapter->req_mtu; rc = register_netdev(netdev); if (rc) { @@ -3828,6 +3843,9 @@ static int ibmvnic_remove(struct vio_dev *dev) if (adapter->debugfs_dir && !IS_ERR(adapter->debugfs_dir)) debugfs_remove_recursive(adapter->debugfs_dir); + dma_unmap_single(&dev->dev, adapter->stats_token, + sizeof(struct ibmvnic_statistics), DMA_FROM_DEVICE); + if (adapter->ras_comps) dma_free_coherent(&dev->dev, adapter->ras_comp_num * diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index bfc84c7d0e11..dd775d951b73 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -27,7 +27,7 @@ /**************************************************************************/ #define IBMVNIC_NAME "ibmvnic" -#define IBMVNIC_DRIVER_VERSION "1.0" +#define IBMVNIC_DRIVER_VERSION "1.0.1" #define IBMVNIC_INVALID_MAP -1 #define IBMVNIC_STATS_TIMEOUT 1 /* basic structures plus 100 2k buffers */ @@ -1048,5 +1048,6 @@ struct ibmvnic_adapter { u8 map_id; struct work_struct vnic_crq_init; + struct work_struct ibmvnic_xport; bool failover; }; diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 2030d7c1dc94..6d61e443bdf8 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -92,6 +92,7 @@ #define I40E_AQ_LEN 256 #define I40E_AQ_WORK_LIMIT 66 /* max number of VFs + a little */ #define I40E_MAX_USER_PRIORITY 8 +#define I40E_DEFAULT_TRAFFIC_CLASS BIT(0) #define I40E_DEFAULT_MSG_ENABLE 4 #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 16) diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index ac1faee2a5b8..31c97e3937a4 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -4641,29 +4641,6 @@ static u8 i40e_pf_get_num_tc(struct i40e_pf *pf) } /** - * i40e_pf_get_default_tc - Get bitmap for first enabled TC - * @pf: PF being queried - * - * Return a bitmap for first enabled traffic class for this PF. - **/ -static u8 i40e_pf_get_default_tc(struct i40e_pf *pf) -{ - u8 enabled_tc = pf->hw.func_caps.enabled_tcmap; - u8 i = 0; - - if (!enabled_tc) - return 0x1; /* TC0 */ - - /* Find the first enabled TC */ - for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { - if (enabled_tc & BIT(i)) - break; - } - - return BIT(i); -} - -/** * i40e_pf_get_pf_tc_map - Get bitmap for enabled traffic classes * @pf: PF being queried * @@ -4673,7 +4650,7 @@ static u8 i40e_pf_get_tc_map(struct i40e_pf *pf) { /* If DCB is not enabled for this PF then just return default TC */ if (!(pf->flags & I40E_FLAG_DCB_ENABLED)) - return i40e_pf_get_default_tc(pf); + return I40E_DEFAULT_TRAFFIC_CLASS; /* SFP mode we want PF to be enabled for all TCs */ if (!(pf->flags & I40E_FLAG_MFP_ENABLED)) @@ -4683,7 +4660,7 @@ static u8 i40e_pf_get_tc_map(struct i40e_pf *pf) if (pf->hw.func_caps.iscsi) return i40e_get_iscsi_tc_map(pf); else - return i40e_pf_get_default_tc(pf); + return I40E_DEFAULT_TRAFFIC_CLASS; } /** @@ -5029,7 +5006,7 @@ static void i40e_dcb_reconfigure(struct i40e_pf *pf) if (v == pf->lan_vsi) tc_map = i40e_pf_get_tc_map(pf); else - tc_map = i40e_pf_get_default_tc(pf); + tc_map = I40E_DEFAULT_TRAFFIC_CLASS; #ifdef I40E_FCOE if (pf->vsi[v]->type == I40E_VSI_FCOE) tc_map = i40e_get_fcoe_tc_map(pf); @@ -5717,7 +5694,7 @@ static int i40e_handle_lldp_event(struct i40e_pf *pf, u8 type; /* Not DCB capable or capability disabled */ - if (!(pf->flags & I40E_FLAG_DCB_ENABLED)) + if (!(pf->flags & I40E_FLAG_DCB_CAPABLE)) return ret; /* Ignore if event is not for Nearest Bridge */ @@ -7707,6 +7684,7 @@ static int i40e_init_msix(struct i40e_pf *pf) pf->flags &= ~I40E_FLAG_MSIX_ENABLED; kfree(pf->msix_entries); pf->msix_entries = NULL; + pci_disable_msix(pf->pdev); return -ENODEV; } else if (v_actual == I40E_MIN_MSIX) { @@ -9056,7 +9034,7 @@ static int i40e_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq, return 0; return ndo_dflt_bridge_getlink(skb, pid, seq, dev, veb->bridge_mode, - nlflags, 0, 0, filter_mask, NULL); + 0, 0, nlflags, filter_mask, NULL); } /* Hardware supports L4 tunnel length of 128B (=2^7) which includes diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index a244d9a67264..bd93d823cc25 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -9135,10 +9135,14 @@ static void *ixgbe_fwd_add(struct net_device *pdev, struct net_device *vdev) goto fwd_add_err; fwd_adapter->pool = pool; fwd_adapter->real_adapter = adapter; - err = ixgbe_fwd_ring_up(vdev, fwd_adapter); - if (err) - goto fwd_add_err; - netif_tx_start_all_queues(vdev); + + if (netif_running(pdev)) { + err = ixgbe_fwd_ring_up(vdev, fwd_adapter); + if (err) + goto fwd_add_err; + netif_tx_start_all_queues(vdev); + } + return fwd_adapter; fwd_add_err: /* unwind counter and free adapter struct */ diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 55831188bc32..5b12022adf1f 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -1381,6 +1381,7 @@ static unsigned int get_rx_coal(struct mv643xx_eth_private *mp) temp = (val & 0x003fff00) >> 8; temp *= 64000000; + temp += mp->t_clk / 2; do_div(temp, mp->t_clk); return (unsigned int)temp; @@ -1417,6 +1418,7 @@ static unsigned int get_tx_coal(struct mv643xx_eth_private *mp) temp = (rdlp(mp, TX_FIFO_URGENT_THRESHOLD) & 0x3fff0) >> 4; temp *= 64000000; + temp += mp->t_clk / 2; do_div(temp, mp->t_clk); return (unsigned int)temp; @@ -2968,6 +2970,22 @@ static void set_params(struct mv643xx_eth_private *mp, mp->txq_count = pd->tx_queue_count ? : 1; } +static int get_phy_mode(struct mv643xx_eth_private *mp) +{ + struct device *dev = mp->dev->dev.parent; + int iface = -1; + + if (dev->of_node) + iface = of_get_phy_mode(dev->of_node); + + /* Historical default if unspecified. We could also read/write + * the interface state in the PSC1 + */ + if (iface < 0) + iface = PHY_INTERFACE_MODE_GMII; + return iface; +} + static struct phy_device *phy_scan(struct mv643xx_eth_private *mp, int phy_addr) { @@ -2994,7 +3012,7 @@ static struct phy_device *phy_scan(struct mv643xx_eth_private *mp, "orion-mdio-mii", addr); phydev = phy_connect(mp->dev, phy_id, mv643xx_eth_adjust_link, - PHY_INTERFACE_MODE_GMII); + get_phy_mode(mp)); if (!IS_ERR(phydev)) { phy_addr_set(mp, addr); break; @@ -3090,6 +3108,7 @@ static int mv643xx_eth_probe(struct platform_device *pdev) if (!dev) return -ENOMEM; + SET_NETDEV_DEV(dev, &pdev->dev); mp = netdev_priv(dev); platform_set_drvdata(pdev, mp); @@ -3129,7 +3148,7 @@ static int mv643xx_eth_probe(struct platform_device *pdev) if (pd->phy_node) { mp->phy = of_phy_connect(mp->dev, pd->phy_node, mv643xx_eth_adjust_link, 0, - PHY_INTERFACE_MODE_GMII); + get_phy_mode(mp)); if (!mp->phy) err = -ENODEV; else @@ -3187,8 +3206,6 @@ static int mv643xx_eth_probe(struct platform_device *pdev) dev->priv_flags |= IFF_UNICAST_FLT; dev->gso_max_segs = MV643XX_MAX_TSO_SEGS; - SET_NETDEV_DEV(dev, &pdev->dev); - if (mp->shared->win_protect) wrl(mp, WINDOW_PROTECT(mp->port_num), mp->shared->win_protect); diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 5cb07c2017bf..0c0a45af950f 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -4151,7 +4151,7 @@ static int mvneta_probe(struct platform_device *pdev) dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO; dev->hw_features |= dev->features; dev->vlan_features |= dev->features; - dev->priv_flags |= IFF_UNICAST_FLT | IFF_LIVE_ADDR_CHANGE; + dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; dev->gso_max_segs = MVNETA_MAX_TSO_SEGS; err = register_netdev(dev); diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index 60227a3452a4..1026c452e39d 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -3293,7 +3293,7 @@ static void mvpp2_cls_init(struct mvpp2 *priv) mvpp2_write(priv, MVPP2_CLS_MODE_REG, MVPP2_CLS_MODE_ACTIVE_MASK); /* Clear classifier flow table */ - memset(&fe.data, 0, MVPP2_CLS_FLOWS_TBL_DATA_WORDS); + memset(&fe.data, 0, sizeof(fe.data)); for (index = 0; index < MVPP2_CLS_FLOWS_TBL_SIZE; index++) { fe.index = index; mvpp2_cls_flow_write(priv, &fe); diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index f05ea56dcff2..941c8e2c944e 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -5220,6 +5220,19 @@ static SIMPLE_DEV_PM_OPS(sky2_pm_ops, sky2_suspend, sky2_resume); static void sky2_shutdown(struct pci_dev *pdev) { + struct sky2_hw *hw = pci_get_drvdata(pdev); + int port; + + for (port = 0; port < hw->ports; port++) { + struct net_device *ndev = hw->dev[port]; + + rtnl_lock(); + if (netif_running(ndev)) { + dev_close(ndev); + netif_device_detach(ndev); + } + rtnl_unlock(); + } sky2_suspend(&pdev->dev); pci_wake_from_d3(pdev, device_may_wakeup(&pdev->dev)); pci_set_power_state(pdev, PCI_D3hot); diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index b1cef7a0f7ca..e36bebcab3f2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -2469,6 +2469,7 @@ err_comm_admin: kfree(priv->mfunc.master.slave_state); err_comm: iounmap(priv->mfunc.comm); + priv->mfunc.comm = NULL; err_vhcr: dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE, priv->mfunc.vhcr, @@ -2537,6 +2538,13 @@ void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev) int slave; u32 slave_read; + /* If the comm channel has not yet been initialized, + * skip reporting the internal error event to all + * the communication channels. + */ + if (!priv->mfunc.comm) + return; + /* Report an internal error event to all * communication channels. */ @@ -2571,6 +2579,7 @@ void mlx4_multi_func_cleanup(struct mlx4_dev *dev) } iounmap(priv->mfunc.comm); + priv->mfunc.comm = NULL; } void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_clock.c b/drivers/net/ethernet/mellanox/mlx4/en_clock.c index 08fc5fc56d43..a5fc46bbcbe2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_clock.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_clock.c @@ -245,8 +245,11 @@ static u32 freq_to_shift(u16 freq) { u32 freq_khz = freq * 1000; u64 max_val_cycles = freq_khz * 1000 * MLX4_EN_WRAP_AROUND_SEC; + u64 tmp_rounded = + roundup_pow_of_two(max_val_cycles) > max_val_cycles ? + roundup_pow_of_two(max_val_cycles) - 1 : UINT_MAX; u64 max_val_cycles_rounded = is_power_of_2(max_val_cycles + 1) ? - max_val_cycles : roundup_pow_of_two(max_val_cycles) - 1; + max_val_cycles : tmp_rounded; /* calculate max possible multiplier in order to fit in 64bit */ u64 max_mul = div_u64(0xffffffffffffffffULL, max_val_cycles_rounded); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c index 132cea655920..e3be7e44ff51 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c @@ -127,7 +127,15 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, /* For TX we use the same irq per ring we assigned for the RX */ struct mlx4_en_cq *rx_cq; - + int xdp_index; + + /* The xdp tx irq must align with the rx ring that forwards to + * it, so reindex these from 0. This should only happen when + * tx_ring_num is not a multiple of rx_ring_num. + */ + xdp_index = (priv->xdp_ring_num - priv->tx_ring_num) + cq_idx; + if (xdp_index >= 0) + cq_idx = xdp_index; cq_idx = cq_idx % priv->rx_ring_num; rx_cq = priv->rx_cq[cq_idx]; cq->vector = rx_cq->vector; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 7e703bed7b82..a60f635da78b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -129,6 +129,9 @@ static enum mlx4_net_trans_rule_id mlx4_ip_proto_to_trans_rule_id(u8 ip_proto) } }; +/* Must not acquire state_lock, as its corresponding work_sync + * is done under it. + */ static void mlx4_en_filter_work(struct work_struct *work) { struct mlx4_en_filter *filter = container_of(work, @@ -1733,6 +1736,13 @@ int mlx4_en_start_port(struct net_device *dev) udp_tunnel_get_rx_info(dev); priv->port_up = true; + + /* Process all completions if exist to prevent + * the queues freezing if they are full + */ + for (i = 0; i < priv->rx_ring_num; i++) + napi_schedule(&priv->rx_cq[i]->napi); + netif_tx_start_all_queues(dev); netif_device_attach(dev); @@ -1910,8 +1920,9 @@ static void mlx4_en_clear_stats(struct net_device *dev) struct mlx4_en_dev *mdev = priv->mdev; int i; - if (mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 1)) - en_dbg(HW, priv, "Failed dumping statistics\n"); + if (!mlx4_is_slave(mdev->dev)) + if (mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 1)) + en_dbg(HW, priv, "Failed dumping statistics\n"); memset(&priv->pstats, 0, sizeof(priv->pstats)); memset(&priv->pkstats, 0, sizeof(priv->pkstats)); @@ -2181,13 +2192,13 @@ void mlx4_en_destroy_netdev(struct net_device *dev) mutex_lock(&mdev->state_lock); mdev->pndev[priv->port] = NULL; mdev->upper[priv->port] = NULL; - mutex_unlock(&mdev->state_lock); #ifdef CONFIG_RFS_ACCEL mlx4_en_cleanup_filters(priv); #endif mlx4_en_free_resources(priv); + mutex_unlock(&mdev->state_lock); kfree(priv->tx_ring); kfree(priv->tx_cq); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_port.c b/drivers/net/ethernet/mellanox/mlx4/en_port.c index 5aa8b751f417..59473a0ebcdf 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_port.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_port.c @@ -166,7 +166,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset) return PTR_ERR(mailbox); err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod, 0, MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B, - MLX4_CMD_WRAPPED); + MLX4_CMD_NATIVE); if (err) goto out; @@ -322,7 +322,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset) err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod | MLX4_DUMP_ETH_STATS_FLOW_CONTROL, 0, MLX4_CMD_DUMP_ETH_STATS, - MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); + MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); if (err) goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c index b66e03d9711f..c06346a82496 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c @@ -118,6 +118,29 @@ mlx4_en_test_loopback_exit: return !loopback_ok; } +static int mlx4_en_test_interrupts(struct mlx4_en_priv *priv) +{ + struct mlx4_en_dev *mdev = priv->mdev; + int err = 0; + int i = 0; + + err = mlx4_test_async(mdev->dev); + /* When not in MSI_X or slave, test only async */ + if (!(mdev->dev->flags & MLX4_FLAG_MSI_X) || mlx4_is_slave(mdev->dev)) + return err; + + /* A loop over all completion vectors of current port, + * for each vector check whether it works by mapping command + * completions to that vector and performing a NOP command + */ + for (i = 0; i < priv->rx_ring_num; i++) { + err = mlx4_test_interrupt(mdev->dev, priv->rx_cq[i]->vector); + if (err) + break; + } + + return err; +} static int mlx4_en_test_link(struct mlx4_en_priv *priv) { @@ -151,7 +174,6 @@ static int mlx4_en_test_speed(struct mlx4_en_priv *priv) void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf) { struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_dev *mdev = priv->mdev; int i, carrier_ok; memset(buf, 0, sizeof(u64) * MLX4_EN_NUM_SELF_TEST); @@ -177,7 +199,7 @@ void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf) netif_carrier_on(dev); } - buf[0] = mlx4_test_interrupts(mdev->dev); + buf[0] = mlx4_en_test_interrupts(priv); buf[1] = mlx4_en_test_link(priv); buf[2] = mlx4_en_test_speed(priv); diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index cf8f8a72a801..cd3638e6fe25 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -1361,53 +1361,49 @@ void mlx4_cleanup_eq_table(struct mlx4_dev *dev) kfree(priv->eq_table.uar_map); } -/* A test that verifies that we can accept interrupts on all - * the irq vectors of the device. +/* A test that verifies that we can accept interrupts + * on the vector allocated for asynchronous events + */ +int mlx4_test_async(struct mlx4_dev *dev) +{ + return mlx4_NOP(dev); +} +EXPORT_SYMBOL(mlx4_test_async); + +/* A test that verifies that we can accept interrupts + * on the given irq vector of the tested port. * Interrupts are checked using the NOP command. */ -int mlx4_test_interrupts(struct mlx4_dev *dev) +int mlx4_test_interrupt(struct mlx4_dev *dev, int vector) { struct mlx4_priv *priv = mlx4_priv(dev); - int i; int err; - err = mlx4_NOP(dev); - /* When not in MSI_X, there is only one irq to check */ - if (!(dev->flags & MLX4_FLAG_MSI_X) || mlx4_is_slave(dev)) - return err; - - /* A loop over all completion vectors, for each vector we will check - * whether it works by mapping command completions to that vector - * and performing a NOP command - */ - for(i = 0; !err && (i < dev->caps.num_comp_vectors); ++i) { - /* Make sure request_irq was called */ - if (!priv->eq_table.eq[i].have_irq) - continue; - - /* Temporary use polling for command completions */ - mlx4_cmd_use_polling(dev); - - /* Map the new eq to handle all asynchronous events */ - err = mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 0, - priv->eq_table.eq[i].eqn); - if (err) { - mlx4_warn(dev, "Failed mapping eq for interrupt test\n"); - mlx4_cmd_use_events(dev); - break; - } + /* Temporary use polling for command completions */ + mlx4_cmd_use_polling(dev); - /* Go back to using events */ - mlx4_cmd_use_events(dev); - err = mlx4_NOP(dev); + /* Map the new eq to handle all asynchronous events */ + err = mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 0, + priv->eq_table.eq[MLX4_CQ_TO_EQ_VECTOR(vector)].eqn); + if (err) { + mlx4_warn(dev, "Failed mapping eq for interrupt test\n"); + goto out; } + /* Go back to using events */ + mlx4_cmd_use_events(dev); + err = mlx4_NOP(dev); + /* Return to default */ + mlx4_cmd_use_polling(dev); +out: mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 0, priv->eq_table.eq[MLX4_EQ_ASYNC].eqn); + mlx4_cmd_use_events(dev); + return err; } -EXPORT_SYMBOL(mlx4_test_interrupts); +EXPORT_SYMBOL(mlx4_test_interrupt); bool mlx4_is_eq_vector_valid(struct mlx4_dev *dev, u8 port, int vector) { diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index c41ab31a39f8..84bab9f0732e 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -49,9 +49,9 @@ enum { extern void __buggy_use_of_MLX4_GET(void); extern void __buggy_use_of_MLX4_PUT(void); -static bool enable_qos = true; +static bool enable_qos; module_param(enable_qos, bool, 0444); -MODULE_PARM_DESC(enable_qos, "Enable Enhanced QoS support (default: on)"); +MODULE_PARM_DESC(enable_qos, "Enable Enhanced QoS support (default: off)"); #define MLX4_GET(dest, source, offset) \ do { \ diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 7183ac4135d2..6f4e67bc3538 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1102,6 +1102,14 @@ static int __set_port_type(struct mlx4_port_info *info, int i; int err = 0; + if ((port_type & mdev->caps.supported_type[info->port]) != port_type) { + mlx4_err(mdev, + "Requested port type for port %d is not supported on this HCA\n", + info->port); + err = -EINVAL; + goto err_sup; + } + mlx4_stop_sense(mdev); mutex_lock(&priv->port_mutex); info->tmp_type = port_type; @@ -1147,7 +1155,7 @@ static int __set_port_type(struct mlx4_port_info *info, out: mlx4_start_sense(mdev); mutex_unlock(&priv->port_mutex); - +err_sup: return err; } diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index e4878f31e45d..88ee7d8a5923 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -145,9 +145,10 @@ enum mlx4_resource { RES_MTT, RES_MAC, RES_VLAN, - RES_EQ, + RES_NPORT_ID, RES_COUNTER, RES_FS_RULE, + RES_EQ, MLX4_NUM_OF_RESOURCE_TYPE }; @@ -1329,8 +1330,6 @@ int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_cmd_info *cmd); int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function, int port, void *buf); -int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, u32 in_mod, - struct mlx4_cmd_mailbox *outbox); int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index c5b2064297a1..b656dd5772e5 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -1728,24 +1728,13 @@ int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave, return err; } -int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, - u32 in_mod, struct mlx4_cmd_mailbox *outbox) -{ - return mlx4_cmd_box(dev, 0, outbox->dma, in_mod, 0, - MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B, - MLX4_CMD_NATIVE); -} - int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd) { - if (slave != dev->caps.function) - return 0; - return mlx4_common_dump_eth_stats(dev, slave, - vhcr->in_modifier, outbox); + return 0; } int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid, diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 84d7857ccc27..c548beaaf910 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -1605,13 +1605,14 @@ static int eq_res_start_move_to(struct mlx4_dev *dev, int slave, int index, r->com.from_state = r->com.state; r->com.to_state = state; r->com.state = RES_EQ_BUSY; - if (eq) - *eq = r; } } spin_unlock_irq(mlx4_tlock(dev)); + if (!err && eq) + *eq = r; + return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/alloc.c b/drivers/net/ethernet/mellanox/mlx5/core/alloc.c index 6cb38304669f..2c6e3c7b7417 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/alloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/alloc.c @@ -41,6 +41,13 @@ #include "mlx5_core.h" +struct mlx5_db_pgdir { + struct list_head list; + unsigned long *bitmap; + __be32 *db_page; + dma_addr_t db_dma; +}; + /* Handling for queue buffers -- we allocate a bunch of memory and * register it in a memory region at HCA virtual address 0. */ @@ -102,17 +109,28 @@ EXPORT_SYMBOL_GPL(mlx5_buf_free); static struct mlx5_db_pgdir *mlx5_alloc_db_pgdir(struct mlx5_core_dev *dev, int node) { + u32 db_per_page = PAGE_SIZE / cache_line_size(); struct mlx5_db_pgdir *pgdir; pgdir = kzalloc(sizeof(*pgdir), GFP_KERNEL); if (!pgdir) return NULL; - bitmap_fill(pgdir->bitmap, MLX5_DB_PER_PAGE); + pgdir->bitmap = kcalloc(BITS_TO_LONGS(db_per_page), + sizeof(unsigned long), + GFP_KERNEL); + + if (!pgdir->bitmap) { + kfree(pgdir); + return NULL; + } + + bitmap_fill(pgdir->bitmap, db_per_page); pgdir->db_page = mlx5_dma_zalloc_coherent_node(dev, PAGE_SIZE, &pgdir->db_dma, node); if (!pgdir->db_page) { + kfree(pgdir->bitmap); kfree(pgdir); return NULL; } @@ -123,18 +141,19 @@ static struct mlx5_db_pgdir *mlx5_alloc_db_pgdir(struct mlx5_core_dev *dev, static int mlx5_alloc_db_from_pgdir(struct mlx5_db_pgdir *pgdir, struct mlx5_db *db) { + u32 db_per_page = PAGE_SIZE / cache_line_size(); int offset; int i; - i = find_first_bit(pgdir->bitmap, MLX5_DB_PER_PAGE); - if (i >= MLX5_DB_PER_PAGE) + i = find_first_bit(pgdir->bitmap, db_per_page); + if (i >= db_per_page) return -ENOMEM; __clear_bit(i, pgdir->bitmap); db->u.pgdir = pgdir; db->index = i; - offset = db->index * L1_CACHE_BYTES; + offset = db->index * cache_line_size(); db->db = pgdir->db_page + offset / sizeof(*pgdir->db_page); db->dma = pgdir->db_dma + offset; @@ -181,14 +200,16 @@ EXPORT_SYMBOL_GPL(mlx5_db_alloc); void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db) { + u32 db_per_page = PAGE_SIZE / cache_line_size(); mutex_lock(&dev->priv.pgdir_mutex); __set_bit(db->index, db->u.pgdir->bitmap); - if (bitmap_full(db->u.pgdir->bitmap, MLX5_DB_PER_PAGE)) { + if (bitmap_full(db->u.pgdir->bitmap, db_per_page)) { dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE, db->u.pgdir->db_page, db->u.pgdir->db_dma); list_del(&db->u.pgdir->list); + kfree(db->u.pgdir->bitmap); kfree(db->u.pgdir); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 460363b66cb1..7a43502a89cc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -85,6 +85,9 @@ #define MLX5_MPWRQ_SMALL_PACKET_THRESHOLD (128) #define MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ (64 * 1024) +#define MLX5E_DEFAULT_LRO_TIMEOUT 32 +#define MLX5E_LRO_TIMEOUT_ARR_SIZE 4 + #define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC 0x10 #define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC_FROM_CQE 0x3 #define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_PKTS 0x20 @@ -221,6 +224,7 @@ struct mlx5e_params { struct ieee_ets ets; #endif bool rx_am_enabled; + u32 lro_timeout; }; struct mlx5e_tstamp { @@ -888,5 +892,6 @@ int mlx5e_attach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev); void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev); struct rtnl_link_stats64 * mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats); +u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout); #endif /* __MLX5_EN_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 7eaf38020a8f..84e8b250e2af 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -1445,6 +1445,7 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, c->netdev = priv->netdev; c->mkey_be = cpu_to_be32(priv->mdev->mlx5e_res.mkey.key); c->num_tc = priv->params.num_tc; + c->xdp = !!priv->xdp_prog; if (priv->params.rx_am_enabled) rx_cq_profile = mlx5e_am_get_def_profile(priv->params.rx_cq_period_mode); @@ -1468,6 +1469,12 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, if (err) goto err_close_tx_cqs; + /* XDP SQ CQ params are same as normal TXQ sq CQ params */ + err = c->xdp ? mlx5e_open_cq(c, &cparam->tx_cq, &c->xdp_sq.cq, + priv->params.tx_cq_moderation) : 0; + if (err) + goto err_close_rx_cq; + napi_enable(&c->napi); err = mlx5e_open_sq(c, 0, &cparam->icosq, &c->icosq); @@ -1488,21 +1495,10 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, } } - if (priv->xdp_prog) { - /* XDP SQ CQ params are same as normal TXQ sq CQ params */ - err = mlx5e_open_cq(c, &cparam->tx_cq, &c->xdp_sq.cq, - priv->params.tx_cq_moderation); - if (err) - goto err_close_sqs; - - err = mlx5e_open_sq(c, 0, &cparam->xdp_sq, &c->xdp_sq); - if (err) { - mlx5e_close_cq(&c->xdp_sq.cq); - goto err_close_sqs; - } - } + err = c->xdp ? mlx5e_open_sq(c, 0, &cparam->xdp_sq, &c->xdp_sq) : 0; + if (err) + goto err_close_sqs; - c->xdp = !!priv->xdp_prog; err = mlx5e_open_rq(c, &cparam->rq, &c->rq); if (err) goto err_close_xdp_sq; @@ -1512,7 +1508,8 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, return 0; err_close_xdp_sq: - mlx5e_close_sq(&c->xdp_sq); + if (c->xdp) + mlx5e_close_sq(&c->xdp_sq); err_close_sqs: mlx5e_close_sqs(c); @@ -1522,6 +1519,10 @@ err_close_icosq: err_disable_napi: napi_disable(&c->napi); + if (c->xdp) + mlx5e_close_cq(&c->xdp_sq.cq); + +err_close_rx_cq: mlx5e_close_cq(&c->rq.cq); err_close_tx_cqs: @@ -1971,9 +1972,7 @@ static void mlx5e_build_tir_ctx_lro(void *tirc, struct mlx5e_priv *priv) MLX5_SET(tirc, tirc, lro_max_ip_payload_size, (priv->params.lro_wqe_sz - ROUGH_MAX_L2_L3_HDR_SZ) >> 8); - MLX5_SET(tirc, tirc, lro_timeout_period_usecs, - MLX5_CAP_ETH(priv->mdev, - lro_timer_supported_periods[2])); + MLX5_SET(tirc, tirc, lro_timeout_period_usecs, priv->params.lro_timeout); } void mlx5e_build_tir_ctx_hash(void *tirc, struct mlx5e_priv *priv) @@ -3401,6 +3400,18 @@ static void mlx5e_query_min_inline(struct mlx5_core_dev *mdev, } } +u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout) +{ + int i; + + /* The supported periods are organized in ascending order */ + for (i = 0; i < MLX5E_LRO_TIMEOUT_ARR_SIZE - 1; i++) + if (MLX5_CAP_ETH(mdev, lro_timer_supported_periods[i]) >= wanted_timeout) + break; + + return MLX5_CAP_ETH(mdev, lro_timer_supported_periods[i]); +} + static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev, struct net_device *netdev, const struct mlx5e_profile *profile, @@ -3419,6 +3430,9 @@ static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev, priv->profile = profile; priv->ppriv = ppriv; + priv->params.lro_timeout = + mlx5e_choose_lro_timeout(mdev, MLX5E_DEFAULT_LRO_TIMEOUT); + priv->params.log_sq_size = MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE; /* set CQE compression */ @@ -4035,7 +4049,6 @@ void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, struct mlx5e_priv *priv) const struct mlx5e_profile *profile = priv->profile; struct net_device *netdev = priv->netdev; - unregister_netdev(netdev); destroy_workqueue(priv->wq); if (profile->cleanup) profile->cleanup(priv); @@ -4052,6 +4065,7 @@ static void mlx5e_remove(struct mlx5_core_dev *mdev, void *vpriv) for (vport = 1; vport < total_vfs; vport++) mlx5_eswitch_unregister_vport_rep(esw, vport); + unregister_netdev(priv->netdev); mlx5e_detach(mdev, vpriv); mlx5e_destroy_netdev(mdev, priv); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 3c97da103d30..bf1c09ca73c0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -308,7 +308,7 @@ static void mlx5e_build_rep_netdev(struct net_device *netdev) netdev->switchdev_ops = &mlx5e_rep_switchdev_ops; #endif - netdev->features |= NETIF_F_VLAN_CHALLENGED | NETIF_F_HW_TC; + netdev->features |= NETIF_F_VLAN_CHALLENGED | NETIF_F_HW_TC | NETIF_F_NETNS_LOCAL; netdev->hw_features |= NETIF_F_HW_TC; eth_hw_addr_random(netdev); @@ -457,6 +457,7 @@ void mlx5e_vport_rep_unload(struct mlx5_eswitch *esw, struct mlx5e_priv *priv = rep->priv_data; struct net_device *netdev = priv->netdev; + unregister_netdev(netdev); mlx5e_detach_netdev(esw->dev, netdev); mlx5e_destroy_netdev(esw->dev, priv); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index ce8c54d18906..6bb21b31cfeb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -237,12 +237,15 @@ static int parse_cls_flower(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec skb_flow_dissector_target(f->dissector, FLOW_DISSECTOR_KEY_VLAN, f->mask); - if (mask->vlan_id) { + if (mask->vlan_id || mask->vlan_priority) { MLX5_SET(fte_match_set_lyr_2_4, headers_c, vlan_tag, 1); MLX5_SET(fte_match_set_lyr_2_4, headers_v, vlan_tag, 1); MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_vid, mask->vlan_id); MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_vid, key->vlan_id); + + MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_prio, mask->vlan_priority); + MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_prio, key->vlan_priority); } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index abbf2c369923..be1f7333ab7f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -931,8 +931,8 @@ static void esw_vport_change_handler(struct work_struct *work) mutex_unlock(&esw->state_lock); } -static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw, - struct mlx5_vport *vport) +static int esw_vport_enable_egress_acl(struct mlx5_eswitch *esw, + struct mlx5_vport *vport) { int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); struct mlx5_flow_group *vlan_grp = NULL; @@ -949,9 +949,11 @@ static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw, int table_size = 2; int err = 0; - if (!MLX5_CAP_ESW_EGRESS_ACL(dev, ft_support) || - !IS_ERR_OR_NULL(vport->egress.acl)) - return; + if (!MLX5_CAP_ESW_EGRESS_ACL(dev, ft_support)) + return -EOPNOTSUPP; + + if (!IS_ERR_OR_NULL(vport->egress.acl)) + return 0; esw_debug(dev, "Create vport[%d] egress ACL log_max_size(%d)\n", vport->vport, MLX5_CAP_ESW_EGRESS_ACL(dev, log_max_ft_size)); @@ -959,12 +961,12 @@ static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw, root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_ESW_EGRESS); if (!root_ns) { esw_warn(dev, "Failed to get E-Switch egress flow namespace\n"); - return; + return -EIO; } flow_group_in = mlx5_vzalloc(inlen); if (!flow_group_in) - return; + return -ENOMEM; acl = mlx5_create_vport_flow_table(root_ns, 0, table_size, 0, vport->vport); if (IS_ERR(acl)) { @@ -1009,6 +1011,7 @@ out: mlx5_destroy_flow_group(vlan_grp); if (err && !IS_ERR_OR_NULL(acl)) mlx5_destroy_flow_table(acl); + return err; } static void esw_vport_cleanup_egress_rules(struct mlx5_eswitch *esw, @@ -1041,8 +1044,8 @@ static void esw_vport_disable_egress_acl(struct mlx5_eswitch *esw, vport->egress.acl = NULL; } -static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw, - struct mlx5_vport *vport) +static int esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw, + struct mlx5_vport *vport) { int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); struct mlx5_core_dev *dev = esw->dev; @@ -1063,9 +1066,11 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw, int table_size = 4; int err = 0; - if (!MLX5_CAP_ESW_INGRESS_ACL(dev, ft_support) || - !IS_ERR_OR_NULL(vport->ingress.acl)) - return; + if (!MLX5_CAP_ESW_INGRESS_ACL(dev, ft_support)) + return -EOPNOTSUPP; + + if (!IS_ERR_OR_NULL(vport->ingress.acl)) + return 0; esw_debug(dev, "Create vport[%d] ingress ACL log_max_size(%d)\n", vport->vport, MLX5_CAP_ESW_INGRESS_ACL(dev, log_max_ft_size)); @@ -1073,12 +1078,12 @@ static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw, root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_ESW_INGRESS); if (!root_ns) { esw_warn(dev, "Failed to get E-Switch ingress flow namespace\n"); - return; + return -EIO; } flow_group_in = mlx5_vzalloc(inlen); if (!flow_group_in) - return; + return -ENOMEM; acl = mlx5_create_vport_flow_table(root_ns, 0, table_size, 0, vport->vport); if (IS_ERR(acl)) { @@ -1167,6 +1172,7 @@ out: } kvfree(flow_group_in); + return err; } static void esw_vport_cleanup_ingress_rules(struct mlx5_eswitch *esw, @@ -1225,7 +1231,13 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw, return 0; } - esw_vport_enable_ingress_acl(esw, vport); + err = esw_vport_enable_ingress_acl(esw, vport); + if (err) { + mlx5_core_warn(esw->dev, + "failed to enable ingress acl (%d) on vport[%d]\n", + err, vport->vport); + return err; + } esw_debug(esw->dev, "vport[%d] configure ingress rules, vlan(%d) qos(%d)\n", @@ -1299,7 +1311,13 @@ static int esw_vport_egress_config(struct mlx5_eswitch *esw, return 0; } - esw_vport_enable_egress_acl(esw, vport); + err = esw_vport_enable_egress_acl(esw, vport); + if (err) { + mlx5_core_warn(esw->dev, + "failed to enable egress acl (%d) on vport[%d]\n", + err, vport->vport); + return err; + } esw_debug(esw->dev, "vport[%d] configure egress rules, vlan(%d) qos(%d)\n", diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index c55ad8d00c05..d239f5d0ea36 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -57,7 +57,8 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, if (esw->mode != SRIOV_OFFLOADS) return ERR_PTR(-EOPNOTSUPP); - action = attr->action; + /* per flow vlan pop/push is emulated, don't set that into the firmware */ + action = attr->action & ~(MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH | MLX5_FLOW_CONTEXT_ACTION_VLAN_POP); if (action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { dest.type = MLX5_FLOW_DESTINATION_TYPE_VPORT; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 5da2cc878582..914e5466f729 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -436,6 +436,9 @@ static void del_flow_group(struct fs_node *node) fs_get_obj(ft, fg->node.parent); dev = get_dev(&ft->node); + if (ft->autogroup.active) + ft->autogroup.num_groups--; + if (mlx5_cmd_destroy_flow_group(dev, ft, fg->id)) mlx5_core_warn(dev, "flow steering can't destroy fg %d of ft %d\n", fg->id, ft->id); @@ -879,7 +882,7 @@ static struct mlx5_flow_group *create_flow_group_common(struct mlx5_flow_table * tree_init_node(&fg->node, !is_auto_fg, del_flow_group); tree_add_node(&fg->node, &ft->node); /* Add node to group list */ - list_add(&fg->node.list, ft->node.children.prev); + list_add(&fg->node.list, prev_fg); return fg; } @@ -893,7 +896,7 @@ struct mlx5_flow_group *mlx5_create_flow_group(struct mlx5_flow_table *ft, return ERR_PTR(-EPERM); lock_ref_node(&ft->node); - fg = create_flow_group_common(ft, fg_in, &ft->node.children, false); + fg = create_flow_group_common(ft, fg_in, ft->node.children.prev, false); unlock_ref_node(&ft->node); return fg; @@ -1012,7 +1015,7 @@ static struct mlx5_flow_group *create_autogroup(struct mlx5_flow_table *ft, u32 *match_criteria) { int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); - struct list_head *prev = &ft->node.children; + struct list_head *prev = ft->node.children.prev; unsigned int candidate_index = 0; struct mlx5_flow_group *fg; void *match_criteria_addr; @@ -1687,7 +1690,7 @@ static int init_root_ns(struct mlx5_flow_steering *steering) { steering->root_ns = create_root_ns(steering, FS_FT_NIC_RX); - if (IS_ERR_OR_NULL(steering->root_ns)) + if (!steering->root_ns) goto cleanup; if (init_root_tree(steering, &root_fs, &steering->root_ns->ns.node)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c index 3a9195b4169d..3b026c151cf2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_counters.c @@ -218,6 +218,7 @@ struct mlx5_fc *mlx5_fc_create(struct mlx5_core_dev *dev, bool aging) goto err_out; if (aging) { + counter->cache.lastuse = jiffies; counter->aging = true; spin_lock(&fc_stats->addlist_lock); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 1a05fb965c8d..5bcf93422ee0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -61,10 +61,15 @@ enum { enum { MLX5_NIC_IFC_FULL = 0, MLX5_NIC_IFC_DISABLED = 1, - MLX5_NIC_IFC_NO_DRAM_NIC = 2 + MLX5_NIC_IFC_NO_DRAM_NIC = 2, + MLX5_NIC_IFC_INVALID = 3 }; -static u8 get_nic_interface(struct mlx5_core_dev *dev) +enum { + MLX5_DROP_NEW_HEALTH_WORK, +}; + +static u8 get_nic_state(struct mlx5_core_dev *dev) { return (ioread32be(&dev->iseg->cmdq_addr_l_sz) >> 8) & 3; } @@ -97,7 +102,7 @@ static int in_fatal(struct mlx5_core_dev *dev) struct mlx5_core_health *health = &dev->priv.health; struct health_buffer __iomem *h = health->health; - if (get_nic_interface(dev) == MLX5_NIC_IFC_DISABLED) + if (get_nic_state(dev) == MLX5_NIC_IFC_DISABLED) return 1; if (ioread32be(&h->fw_ver) == 0xffffffff) @@ -127,7 +132,7 @@ unlock: static void mlx5_handle_bad_state(struct mlx5_core_dev *dev) { - u8 nic_interface = get_nic_interface(dev); + u8 nic_interface = get_nic_state(dev); switch (nic_interface) { case MLX5_NIC_IFC_FULL: @@ -149,8 +154,34 @@ static void mlx5_handle_bad_state(struct mlx5_core_dev *dev) mlx5_disable_device(dev); } +static void health_recover(struct work_struct *work) +{ + struct mlx5_core_health *health; + struct delayed_work *dwork; + struct mlx5_core_dev *dev; + struct mlx5_priv *priv; + u8 nic_state; + + dwork = container_of(work, struct delayed_work, work); + health = container_of(dwork, struct mlx5_core_health, recover_work); + priv = container_of(health, struct mlx5_priv, health); + dev = container_of(priv, struct mlx5_core_dev, priv); + + nic_state = get_nic_state(dev); + if (nic_state == MLX5_NIC_IFC_INVALID) { + dev_err(&dev->pdev->dev, "health recovery flow aborted since the nic state is invalid\n"); + return; + } + + dev_err(&dev->pdev->dev, "starting health recovery flow\n"); + mlx5_recover_device(dev); +} + +/* How much time to wait until health resetting the driver (in msecs) */ +#define MLX5_RECOVERY_DELAY_MSECS 60000 static void health_care(struct work_struct *work) { + unsigned long recover_delay = msecs_to_jiffies(MLX5_RECOVERY_DELAY_MSECS); struct mlx5_core_health *health; struct mlx5_core_dev *dev; struct mlx5_priv *priv; @@ -160,6 +191,14 @@ static void health_care(struct work_struct *work) dev = container_of(priv, struct mlx5_core_dev, priv); mlx5_core_warn(dev, "handling bad device here\n"); mlx5_handle_bad_state(dev); + + spin_lock(&health->wq_lock); + if (!test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags)) + schedule_delayed_work(&health->recover_work, recover_delay); + else + dev_err(&dev->pdev->dev, + "new health works are not permitted at this stage\n"); + spin_unlock(&health->wq_lock); } static const char *hsynd_str(u8 synd) @@ -272,7 +311,13 @@ static void poll_health(unsigned long data) if (in_fatal(dev) && !health->sick) { health->sick = true; print_health_info(dev); - schedule_work(&health->work); + spin_lock(&health->wq_lock); + if (!test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags)) + queue_work(health->wq, &health->work); + else + dev_err(&dev->pdev->dev, + "new health works are not permitted at this stage\n"); + spin_unlock(&health->wq_lock); } } @@ -281,6 +326,8 @@ void mlx5_start_health_poll(struct mlx5_core_dev *dev) struct mlx5_core_health *health = &dev->priv.health; init_timer(&health->timer); + health->sick = 0; + clear_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags); health->health = &dev->iseg->health; health->health_counter = &dev->iseg->health_counter; @@ -297,11 +344,22 @@ void mlx5_stop_health_poll(struct mlx5_core_dev *dev) del_timer_sync(&health->timer); } +void mlx5_drain_health_wq(struct mlx5_core_dev *dev) +{ + struct mlx5_core_health *health = &dev->priv.health; + + spin_lock(&health->wq_lock); + set_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags); + spin_unlock(&health->wq_lock); + cancel_delayed_work_sync(&health->recover_work); + cancel_work_sync(&health->work); +} + void mlx5_health_cleanup(struct mlx5_core_dev *dev) { struct mlx5_core_health *health = &dev->priv.health; - flush_work(&health->work); + destroy_workqueue(health->wq); } int mlx5_health_init(struct mlx5_core_dev *dev) @@ -316,9 +374,13 @@ int mlx5_health_init(struct mlx5_core_dev *dev) strcpy(name, "mlx5_health"); strcat(name, dev_name(&dev->pdev->dev)); + health->wq = create_singlethread_workqueue(name); kfree(name); - + if (!health->wq) + return -ENOMEM; + spin_lock_init(&health->wq_lock); INIT_WORK(&health->work, health_care); + INIT_DELAYED_WORK(&health->recover_work, health_recover); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index d9c3c70b29e4..3b7c6a9f2b5f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -46,7 +46,6 @@ #include <linux/mlx5/srq.h> #include <linux/debugfs.h> #include <linux/kmod.h> -#include <linux/delay.h> #include <linux/mlx5/mlx5_ifc.h> #ifdef CONFIG_RFS_ACCEL #include <linux/cpu_rmap.h> @@ -844,12 +843,6 @@ static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv) struct pci_dev *pdev = dev->pdev; int err; - err = mlx5_query_hca_caps(dev); - if (err) { - dev_err(&pdev->dev, "query hca failed\n"); - goto out; - } - err = mlx5_query_board_id(dev); if (err) { dev_err(&pdev->dev, "query board id failed\n"); @@ -1023,6 +1016,12 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, mlx5_start_health_poll(dev); + err = mlx5_query_hca_caps(dev); + if (err) { + dev_err(&pdev->dev, "query hca failed\n"); + goto err_stop_poll; + } + if (boot && mlx5_init_once(dev, priv)) { dev_err(&pdev->dev, "sw objs init failed\n"); goto err_stop_poll; @@ -1226,6 +1225,9 @@ static int init_one(struct pci_dev *pdev, pci_set_drvdata(pdev, dev); + dev->pdev = pdev; + dev->event = mlx5_core_event; + if (prof_sel < 0 || prof_sel >= ARRAY_SIZE(profile)) { mlx5_core_warn(dev, "selected profile out of range, selecting default (%d)\n", @@ -1233,8 +1235,6 @@ static int init_one(struct pci_dev *pdev, prof_sel = MLX5_DEFAULT_PROF; } dev->profile = &profile[prof_sel]; - dev->pdev = pdev; - dev->event = mlx5_core_event; INIT_LIST_HEAD(&priv->ctx_list); spin_lock_init(&priv->ctx_lock); @@ -1313,10 +1313,16 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev, struct mlx5_priv *priv = &dev->priv; dev_info(&pdev->dev, "%s was called\n", __func__); + mlx5_enter_error_state(dev); mlx5_unload_one(dev, priv, false); - pci_save_state(pdev); - mlx5_pci_disable_device(dev); + /* In case of kernel call save the pci state and drain health wq */ + if (state) { + pci_save_state(pdev); + mlx5_drain_health_wq(dev); + mlx5_pci_disable_device(dev); + } + return state == pci_channel_io_perm_failure ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET; } @@ -1373,11 +1379,6 @@ static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev) return PCI_ERS_RESULT_RECOVERED; } -void mlx5_disable_device(struct mlx5_core_dev *dev) -{ - mlx5_pci_err_detected(dev->pdev, 0); -} - static void mlx5_pci_resume(struct pci_dev *pdev) { struct mlx5_core_dev *dev = pci_get_drvdata(pdev); @@ -1427,6 +1428,18 @@ static const struct pci_device_id mlx5_core_pci_table[] = { MODULE_DEVICE_TABLE(pci, mlx5_core_pci_table); +void mlx5_disable_device(struct mlx5_core_dev *dev) +{ + mlx5_pci_err_detected(dev->pdev, 0); +} + +void mlx5_recover_device(struct mlx5_core_dev *dev) +{ + mlx5_pci_disable_device(dev); + if (mlx5_pci_slot_reset(dev->pdev) == PCI_ERS_RESULT_RECOVERED) + mlx5_pci_resume(dev->pdev); +} + static struct pci_driver mlx5_core_driver = { .name = DRIVER_NAME, .id_table = mlx5_core_pci_table, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index 3d0cfb9f18f9..187662c8ea96 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -83,6 +83,7 @@ void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event, unsigned long param); void mlx5_enter_error_state(struct mlx5_core_dev *dev); void mlx5_disable_device(struct mlx5_core_dev *dev); +void mlx5_recover_device(struct mlx5_core_dev *dev); int mlx5_sriov_init(struct mlx5_core_dev *dev); void mlx5_sriov_cleanup(struct mlx5_core_dev *dev); int mlx5_sriov_attach(struct mlx5_core_dev *dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index cc4fd61914d3..a57d5a81eb05 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -209,6 +209,7 @@ static void free_4k(struct mlx5_core_dev *dev, u64 addr) static int alloc_system_page(struct mlx5_core_dev *dev, u16 func_id) { struct page *page; + u64 zero_addr = 1; u64 addr; int err; int nid = dev_to_node(&dev->pdev->dev); @@ -218,26 +219,35 @@ static int alloc_system_page(struct mlx5_core_dev *dev, u16 func_id) mlx5_core_warn(dev, "failed to allocate page\n"); return -ENOMEM; } +map: addr = dma_map_page(&dev->pdev->dev, page, 0, PAGE_SIZE, DMA_BIDIRECTIONAL); if (dma_mapping_error(&dev->pdev->dev, addr)) { mlx5_core_warn(dev, "failed dma mapping page\n"); err = -ENOMEM; - goto out_alloc; + goto err_mapping; } + + /* Firmware doesn't support page with physical address 0 */ + if (addr == 0) { + zero_addr = addr; + goto map; + } + err = insert_page(dev, addr, page, func_id); if (err) { mlx5_core_err(dev, "failed to track allocated page\n"); - goto out_mapping; + dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE, + DMA_BIDIRECTIONAL); } - return 0; - -out_mapping: - dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE, DMA_BIDIRECTIONAL); +err_mapping: + if (err) + __free_page(page); -out_alloc: - __free_page(page); + if (zero_addr == 0) + dma_unmap_page(&dev->pdev->dev, zero_addr, PAGE_SIZE, + DMA_BIDIRECTIONAL); return err; } diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index e742bd4e8894..912f71f84209 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -1838,11 +1838,17 @@ static const struct mlxsw_bus mlxsw_pci_bus = { .cmd_exec = mlxsw_pci_cmd_exec, }; -static int mlxsw_pci_sw_reset(struct mlxsw_pci *mlxsw_pci) +static int mlxsw_pci_sw_reset(struct mlxsw_pci *mlxsw_pci, + const struct pci_device_id *id) { unsigned long end; mlxsw_pci_write32(mlxsw_pci, SW_RESET, MLXSW_PCI_SW_RESET_RST_BIT); + if (id->device == PCI_DEVICE_ID_MELLANOX_SWITCHX2) { + msleep(MLXSW_PCI_SW_RESET_TIMEOUT_MSECS); + return 0; + } + wmb(); /* reset needs to be written before we read control register */ end = jiffies + msecs_to_jiffies(MLXSW_PCI_SW_RESET_TIMEOUT_MSECS); do { @@ -1909,7 +1915,7 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mlxsw_pci->pdev = pdev; pci_set_drvdata(pdev, mlxsw_pci); - err = mlxsw_pci_sw_reset(mlxsw_pci); + err = mlxsw_pci_sw_reset(mlxsw_pci, id); if (err) { dev_err(&pdev->dev, "Software reset failed\n"); goto err_sw_reset; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 1ec0a4ce3c46..dda5761e91bc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -231,7 +231,7 @@ mlxsw_sp_span_entry_create(struct mlxsw_sp_port *port) span_entry->used = true; span_entry->id = index; - span_entry->ref_count = 0; + span_entry->ref_count = 1; span_entry->local_port = local_port; return span_entry; } @@ -270,6 +270,7 @@ static struct mlxsw_sp_span_entry span_entry = mlxsw_sp_span_entry_find(port); if (span_entry) { + /* Already exists, just take a reference */ span_entry->ref_count++; return span_entry; } @@ -280,6 +281,7 @@ static struct mlxsw_sp_span_entry static int mlxsw_sp_span_entry_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_span_entry *span_entry) { + WARN_ON(!span_entry->ref_count); if (--span_entry->ref_count == 0) mlxsw_sp_span_entry_destroy(mlxsw_sp, span_entry); return 0; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index 9b22863a924b..97bbc1d21df8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -115,7 +115,7 @@ struct mlxsw_sp_rif { struct mlxsw_sp_mid { struct list_head list; unsigned char addr[ETH_ALEN]; - u16 vid; + u16 fid; u16 mid; unsigned int ref_count; }; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 78fc557d6dd7..e83072da6272 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -320,6 +320,8 @@ mlxsw_sp_lpm_tree_create(struct mlxsw_sp *mlxsw_sp, lpm_tree); if (err) goto err_left_struct_set; + memcpy(&lpm_tree->prefix_usage, prefix_usage, + sizeof(lpm_tree->prefix_usage)); return lpm_tree; err_left_struct_set: @@ -343,7 +345,8 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp, for (i = 0; i < MLXSW_SP_LPM_TREE_COUNT; i++) { lpm_tree = &mlxsw_sp->router.lpm_trees[i]; - if (lpm_tree->proto == proto && + if (lpm_tree->ref_count != 0 && + lpm_tree->proto == proto && mlxsw_sp_prefix_usage_eq(&lpm_tree->prefix_usage, prefix_usage)) goto inc_ref_count; @@ -591,21 +594,22 @@ static int mlxsw_sp_vrs_init(struct mlxsw_sp *mlxsw_sp) return 0; } +static void mlxsw_sp_router_fib_flush(struct mlxsw_sp *mlxsw_sp); + static void mlxsw_sp_vrs_fini(struct mlxsw_sp *mlxsw_sp) { + mlxsw_sp_router_fib_flush(mlxsw_sp); kfree(mlxsw_sp->router.vrs); } struct mlxsw_sp_neigh_key { - unsigned char addr[sizeof(struct in6_addr)]; - struct net_device *dev; + struct neighbour *n; }; struct mlxsw_sp_neigh_entry { struct rhash_head ht_node; struct mlxsw_sp_neigh_key key; u16 rif; - struct neighbour *n; bool offloaded; struct delayed_work dw; struct mlxsw_sp_port *mlxsw_sp_port; @@ -643,19 +647,15 @@ mlxsw_sp_neigh_entry_remove(struct mlxsw_sp *mlxsw_sp, static void mlxsw_sp_router_neigh_update_hw(struct work_struct *work); static struct mlxsw_sp_neigh_entry * -mlxsw_sp_neigh_entry_create(const void *addr, size_t addr_len, - struct net_device *dev, u16 rif, - struct neighbour *n) +mlxsw_sp_neigh_entry_create(struct neighbour *n, u16 rif) { struct mlxsw_sp_neigh_entry *neigh_entry; neigh_entry = kzalloc(sizeof(*neigh_entry), GFP_ATOMIC); if (!neigh_entry) return NULL; - memcpy(neigh_entry->key.addr, addr, addr_len); - neigh_entry->key.dev = dev; + neigh_entry->key.n = n; neigh_entry->rif = rif; - neigh_entry->n = n; INIT_DELAYED_WORK(&neigh_entry->dw, mlxsw_sp_router_neigh_update_hw); INIT_LIST_HEAD(&neigh_entry->nexthop_list); return neigh_entry; @@ -668,13 +668,11 @@ mlxsw_sp_neigh_entry_destroy(struct mlxsw_sp_neigh_entry *neigh_entry) } static struct mlxsw_sp_neigh_entry * -mlxsw_sp_neigh_entry_lookup(struct mlxsw_sp *mlxsw_sp, const void *addr, - size_t addr_len, struct net_device *dev) +mlxsw_sp_neigh_entry_lookup(struct mlxsw_sp *mlxsw_sp, struct neighbour *n) { - struct mlxsw_sp_neigh_key key = {{ 0 } }; + struct mlxsw_sp_neigh_key key; - memcpy(key.addr, addr, addr_len); - key.dev = dev; + key.n = n; return rhashtable_lookup_fast(&mlxsw_sp->router.neigh_ht, &key, mlxsw_sp_neigh_ht_params); } @@ -686,26 +684,20 @@ int mlxsw_sp_router_neigh_construct(struct net_device *dev, struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; struct mlxsw_sp_neigh_entry *neigh_entry; struct mlxsw_sp_rif *r; - u32 dip; int err; if (n->tbl != &arp_tbl) return 0; - dip = ntohl(*((__be32 *) n->primary_key)); - neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, &dip, sizeof(dip), - n->dev); - if (neigh_entry) { - WARN_ON(neigh_entry->n != n); + neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, n); + if (neigh_entry) return 0; - } r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, n->dev); if (WARN_ON(!r)) return -EINVAL; - neigh_entry = mlxsw_sp_neigh_entry_create(&dip, sizeof(dip), n->dev, - r->rif, n); + neigh_entry = mlxsw_sp_neigh_entry_create(n, r->rif); if (!neigh_entry) return -ENOMEM; err = mlxsw_sp_neigh_entry_insert(mlxsw_sp, neigh_entry); @@ -724,14 +716,11 @@ void mlxsw_sp_router_neigh_destroy(struct net_device *dev, struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; struct mlxsw_sp_neigh_entry *neigh_entry; - u32 dip; if (n->tbl != &arp_tbl) return; - dip = ntohl(*((__be32 *) n->primary_key)); - neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, &dip, sizeof(dip), - n->dev); + neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, n); if (!neigh_entry) return; mlxsw_sp_neigh_entry_remove(mlxsw_sp, neigh_entry); @@ -814,6 +803,26 @@ static void mlxsw_sp_router_neigh_rec_process(struct mlxsw_sp *mlxsw_sp, } } +static bool mlxsw_sp_router_rauhtd_is_full(char *rauhtd_pl) +{ + u8 num_rec, last_rec_index, num_entries; + + num_rec = mlxsw_reg_rauhtd_num_rec_get(rauhtd_pl); + last_rec_index = num_rec - 1; + + if (num_rec < MLXSW_REG_RAUHTD_REC_MAX_NUM) + return false; + if (mlxsw_reg_rauhtd_rec_type_get(rauhtd_pl, last_rec_index) == + MLXSW_REG_RAUHTD_TYPE_IPV6) + return true; + + num_entries = mlxsw_reg_rauhtd_ipv4_rec_num_entries_get(rauhtd_pl, + last_rec_index); + if (++num_entries == MLXSW_REG_RAUHTD_IPV4_ENT_PER_REC) + return true; + return false; +} + static int mlxsw_sp_router_neighs_update_rauhtd(struct mlxsw_sp *mlxsw_sp) { char *rauhtd_pl; @@ -840,7 +849,7 @@ static int mlxsw_sp_router_neighs_update_rauhtd(struct mlxsw_sp *mlxsw_sp) for (i = 0; i < num_rec; i++) mlxsw_sp_router_neigh_rec_process(mlxsw_sp, rauhtd_pl, i); - } while (num_rec); + } while (mlxsw_sp_router_rauhtd_is_full(rauhtd_pl)); rtnl_unlock(); kfree(rauhtd_pl); @@ -859,7 +868,7 @@ static void mlxsw_sp_router_neighs_update_nh(struct mlxsw_sp *mlxsw_sp) * is active regardless of the traffic. */ if (!list_empty(&neigh_entry->nexthop_list)) - neigh_event_send(neigh_entry->n, NULL); + neigh_event_send(neigh_entry->key.n, NULL); } rtnl_unlock(); } @@ -905,9 +914,9 @@ static void mlxsw_sp_router_probe_unresolved_nexthops(struct work_struct *work) rtnl_lock(); list_for_each_entry(neigh_entry, &mlxsw_sp->router.nexthop_neighs_list, nexthop_neighs_list_node) { - if (!(neigh_entry->n->nud_state & NUD_VALID) && + if (!(neigh_entry->key.n->nud_state & NUD_VALID) && !list_empty(&neigh_entry->nexthop_list)) - neigh_event_send(neigh_entry->n, NULL); + neigh_event_send(neigh_entry->key.n, NULL); } rtnl_unlock(); @@ -924,7 +933,7 @@ static void mlxsw_sp_router_neigh_update_hw(struct work_struct *work) { struct mlxsw_sp_neigh_entry *neigh_entry = container_of(work, struct mlxsw_sp_neigh_entry, dw.work); - struct neighbour *n = neigh_entry->n; + struct neighbour *n = neigh_entry->key.n; struct mlxsw_sp_port *mlxsw_sp_port = neigh_entry->mlxsw_sp_port; struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; char rauht_pl[MLXSW_REG_RAUHT_LEN]; @@ -1027,11 +1036,8 @@ int mlxsw_sp_router_netevent_event(struct notifier_block *unused, mlxsw_sp = mlxsw_sp_port->mlxsw_sp; dip = ntohl(*((__be32 *) n->primary_key)); - neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, - &dip, - sizeof(__be32), - dev); - if (WARN_ON(!neigh_entry) || WARN_ON(neigh_entry->n != n)) { + neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, n); + if (WARN_ON(!neigh_entry)) { mlxsw_sp_port_dev_put(mlxsw_sp_port); return NOTIFY_DONE; } @@ -1340,33 +1346,26 @@ static int mlxsw_sp_nexthop_init(struct mlxsw_sp *mlxsw_sp, struct fib_nh *fib_nh) { struct mlxsw_sp_neigh_entry *neigh_entry; - u32 gwip = ntohl(fib_nh->nh_gw); struct net_device *dev = fib_nh->nh_dev; struct neighbour *n; u8 nud_state; - neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, &gwip, - sizeof(gwip), dev); - if (!neigh_entry) { - __be32 gwipn = htonl(gwip); - - n = neigh_create(&arp_tbl, &gwipn, dev); + /* Take a reference of neigh here ensuring that neigh would + * not be detructed before the nexthop entry is finished. + * The reference is taken either in neigh_lookup() or + * in neith_create() in case n is not found. + */ + n = neigh_lookup(&arp_tbl, &fib_nh->nh_gw, dev); + if (!n) { + n = neigh_create(&arp_tbl, &fib_nh->nh_gw, dev); if (IS_ERR(n)) return PTR_ERR(n); neigh_event_send(n, NULL); - neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, &gwip, - sizeof(gwip), dev); - if (!neigh_entry) { - neigh_release(n); - return -EINVAL; - } - } else { - /* Take a reference of neigh here ensuring that neigh would - * not be detructed before the nexthop entry is finished. - * The second branch takes the reference in neith_create() - */ - n = neigh_entry->n; - neigh_clone(n); + } + neigh_entry = mlxsw_sp_neigh_entry_lookup(mlxsw_sp, n); + if (!neigh_entry) { + neigh_release(n); + return -EINVAL; } /* If that is the first nexthop connected to that neigh, add to @@ -1400,7 +1399,7 @@ static void mlxsw_sp_nexthop_fini(struct mlxsw_sp *mlxsw_sp, if (list_empty(&nh->neigh_entry->nexthop_list)) list_del(&nh->neigh_entry->nexthop_neighs_list_node); - neigh_release(neigh_entry->n); + neigh_release(neigh_entry->key.n); } static struct mlxsw_sp_nexthop_group * @@ -1460,11 +1459,11 @@ static bool mlxsw_sp_nexthop_match(struct mlxsw_sp_nexthop *nh, for (i = 0; i < fi->fib_nhs; i++) { struct fib_nh *fib_nh = &fi->fib_nh[i]; - u32 gwip = ntohl(fib_nh->nh_gw); + struct neighbour *n = nh->neigh_entry->key.n; - if (memcmp(nh->neigh_entry->key.addr, - &gwip, sizeof(u32)) == 0 && - nh->neigh_entry->key.dev == fib_nh->nh_dev) + if (memcmp(n->primary_key, &fib_nh->nh_gw, + sizeof(fib_nh->nh_gw)) == 0 && + n->dev == fib_nh->nh_dev) return true; } return false; @@ -1820,19 +1819,17 @@ err_fib_entry_insert: return err; } -static int mlxsw_sp_router_fib4_del(struct mlxsw_sp *mlxsw_sp, - struct fib_entry_notifier_info *fen_info) +static void mlxsw_sp_router_fib4_del(struct mlxsw_sp *mlxsw_sp, + struct fib_entry_notifier_info *fen_info) { struct mlxsw_sp_fib_entry *fib_entry; if (mlxsw_sp->router.aborted) - return 0; + return; fib_entry = mlxsw_sp_fib_entry_find(mlxsw_sp, fen_info); - if (!fib_entry) { - dev_warn(mlxsw_sp->bus_info->dev, "Failed to find FIB4 entry being removed.\n"); - return -ENOENT; - } + if (!fib_entry) + return; if (fib_entry->ref_count == 1) { mlxsw_sp_fib_entry_del(mlxsw_sp, fib_entry); @@ -1840,7 +1837,6 @@ static int mlxsw_sp_router_fib4_del(struct mlxsw_sp *mlxsw_sp, } mlxsw_sp_fib_entry_put(mlxsw_sp, fib_entry); - return 0; } static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp) @@ -1862,7 +1858,8 @@ static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp) if (err) return err; - mlxsw_reg_raltb_pack(raltb_pl, 0, MLXSW_REG_RALXX_PROTOCOL_IPV4, 0); + mlxsw_reg_raltb_pack(raltb_pl, 0, MLXSW_REG_RALXX_PROTOCOL_IPV4, + MLXSW_SP_LPM_TREE_MIN); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(raltb), raltb_pl); if (err) return err; @@ -1873,18 +1870,18 @@ static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp) return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ralue), ralue_pl); } -static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp) +static void mlxsw_sp_router_fib_flush(struct mlxsw_sp *mlxsw_sp) { struct mlxsw_resources *resources; struct mlxsw_sp_fib_entry *fib_entry; struct mlxsw_sp_fib_entry *tmp; struct mlxsw_sp_vr *vr; int i; - int err; resources = mlxsw_core_resources_get(mlxsw_sp->core); for (i = 0; i < resources->max_virtual_routers; i++) { vr = &mlxsw_sp->router.vrs[i]; + if (!vr->used) continue; @@ -1900,6 +1897,13 @@ static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp) break; } } +} + +static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp) +{ + int err; + + mlxsw_sp_router_fib_flush(mlxsw_sp); mlxsw_sp->router.aborted = true; err = mlxsw_sp_router_set_abort_trap(mlxsw_sp); if (err) @@ -1957,6 +1961,9 @@ static int mlxsw_sp_router_fib_event(struct notifier_block *nb, struct fib_entry_notifier_info *fen_info = ptr; int err; + if (!net_eq(fen_info->info.net, &init_net)) + return NOTIFY_DONE; + switch (event) { case FIB_EVENT_ENTRY_ADD: err = mlxsw_sp_router_fib4_add(mlxsw_sp, fen_info); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 5e00c79e8133..1e2c8eca3af1 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -929,12 +929,12 @@ static int mlxsw_sp_port_smid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mid, static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp, const unsigned char *addr, - u16 vid) + u16 fid) { struct mlxsw_sp_mid *mid; list_for_each_entry(mid, &mlxsw_sp->br_mids.list, list) { - if (ether_addr_equal(mid->addr, addr) && mid->vid == vid) + if (ether_addr_equal(mid->addr, addr) && mid->fid == fid) return mid; } return NULL; @@ -942,7 +942,7 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp, static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp, const unsigned char *addr, - u16 vid) + u16 fid) { struct mlxsw_sp_mid *mid; u16 mid_idx; @@ -958,7 +958,7 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp, set_bit(mid_idx, mlxsw_sp->br_mids.mapped); ether_addr_copy(mid->addr, addr); - mid->vid = vid; + mid->fid = fid; mid->mid = mid_idx; mid->ref_count = 0; list_add_tail(&mid->list, &mlxsw_sp->br_mids.list); @@ -991,9 +991,9 @@ static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port, if (switchdev_trans_ph_prepare(trans)) return 0; - mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, mdb->vid); + mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid); if (!mid) { - mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, mdb->vid); + mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, fid); if (!mid) { netdev_err(dev, "Unable to allocate MC group\n"); return -ENOMEM; @@ -1137,7 +1137,7 @@ static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port, u16 mid_idx; int err = 0; - mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, mdb->vid); + mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid); if (!mid) { netdev_err(dev, "Unable to remove port from MC DB\n"); return -EINVAL; diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c index c0c23e2f3275..92bda8703f87 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c +++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c @@ -1088,6 +1088,7 @@ err_port_stp_state_set: err_port_admin_status_set: err_port_mtu_set: err_port_speed_set: + mlxsw_sx_port_swid_set(mlxsw_sx_port, MLXSW_PORT_SWID_DISABLED_PORT); err_port_swid_set: err_port_system_port_mapping_set: port_not_usable: diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig index 1e8339a67f6e..32f2a45f4ab2 100644 --- a/drivers/net/ethernet/qlogic/Kconfig +++ b/drivers/net/ethernet/qlogic/Kconfig @@ -107,4 +107,7 @@ config QEDE ---help--- This enables the support for ... +config QED_RDMA + bool + endif # NET_VENDOR_QLOGIC diff --git a/drivers/net/ethernet/qlogic/qed/Makefile b/drivers/net/ethernet/qlogic/qed/Makefile index cda0af7fbc20..967acf322c09 100644 --- a/drivers/net/ethernet/qlogic/qed/Makefile +++ b/drivers/net/ethernet/qlogic/qed/Makefile @@ -5,4 +5,4 @@ qed-y := qed_cxt.o qed_dev.o qed_hw.o qed_init_fw_funcs.o qed_init_ops.o \ qed_selftest.o qed_dcbx.o qed_debug.o qed-$(CONFIG_QED_SRIOV) += qed_sriov.o qed_vf.o qed-$(CONFIG_QED_LL2) += qed_ll2.o -qed-$(CONFIG_INFINIBAND_QEDR) += qed_roce.o +qed-$(CONFIG_QED_RDMA) += qed_roce.o diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c index 82370a1a59ad..0c42c240b5cf 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -47,13 +47,8 @@ #define TM_ALIGN BIT(TM_SHIFT) #define TM_ELEM_SIZE 4 -/* ILT constants */ -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) /* For RoCE we configure to 64K to cover for RoCE max tasks 256K purpose. */ -#define ILT_DEFAULT_HW_P_SIZE 4 -#else -#define ILT_DEFAULT_HW_P_SIZE 3 -#endif +#define ILT_DEFAULT_HW_P_SIZE (IS_ENABLED(CONFIG_QED_RDMA) ? 4 : 3) #define ILT_PAGE_IN_BYTES(hw_p_size) (1U << ((hw_p_size) + 12)) #define ILT_CFG_REG(cli, reg) PSWRQ2_REG_ ## cli ## _ ## reg ## _RT_OFFSET @@ -349,14 +344,14 @@ static struct qed_tid_seg *qed_cxt_tid_seg_info(struct qed_hwfn *p_hwfn, return NULL; } -void qed_cxt_set_srq_count(struct qed_hwfn *p_hwfn, u32 num_srqs) +static void qed_cxt_set_srq_count(struct qed_hwfn *p_hwfn, u32 num_srqs) { struct qed_cxt_mngr *p_mgr = p_hwfn->p_cxt_mngr; p_mgr->srq_count = num_srqs; } -u32 qed_cxt_get_srq_count(struct qed_hwfn *p_hwfn) +static u32 qed_cxt_get_srq_count(struct qed_hwfn *p_hwfn) { struct qed_cxt_mngr *p_mgr = p_hwfn->p_cxt_mngr; @@ -1804,8 +1799,8 @@ int qed_cxt_get_cid_info(struct qed_hwfn *p_hwfn, struct qed_cxt_info *p_info) return 0; } -void qed_rdma_set_pf_params(struct qed_hwfn *p_hwfn, - struct qed_rdma_pf_params *p_params) +static void qed_rdma_set_pf_params(struct qed_hwfn *p_hwfn, + struct qed_rdma_pf_params *p_params) { u32 num_cons, num_tasks, num_qps, num_mrs, num_srqs; enum protocol_type proto; diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 130da1c0490b..a4789a93b692 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -1190,6 +1190,7 @@ int qed_dcbx_get_config_params(struct qed_hwfn *p_hwfn, if (!dcbx_info) return -ENOMEM; + memset(dcbx_info, 0, sizeof(*dcbx_info)); rc = qed_dcbx_query_params(p_hwfn, dcbx_info, QED_DCBX_OPERATIONAL_MIB); if (rc) { kfree(dcbx_info); @@ -1225,6 +1226,7 @@ static struct qed_dcbx_get *qed_dcbnl_get_dcbx(struct qed_hwfn *hwfn, if (!dcbx_info) return NULL; + memset(dcbx_info, 0, sizeof(*dcbx_info)); if (qed_dcbx_query_params(hwfn, dcbx_info, type)) { kfree(dcbx_info); return NULL; diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c index 88e7d5bef909..68f19ca57f96 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_debug.c +++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c @@ -405,7 +405,7 @@ struct phy_defs { /***************************** Constant Arrays *******************************/ /* Debug arrays */ -static struct dbg_array s_dbg_arrays[MAX_BIN_DBG_BUFFER_TYPE] = { {0} }; +static struct dbg_array s_dbg_arrays[MAX_BIN_DBG_BUFFER_TYPE] = { {NULL} }; /* Chip constant definitions array */ static struct chip_defs s_chip_defs[MAX_CHIP_IDS] = { @@ -4028,10 +4028,10 @@ static enum dbg_status qed_mcp_trace_read_meta(struct qed_hwfn *p_hwfn, } /* Dump MCP Trace */ -enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - u32 *dump_buf, - bool dump, u32 *num_dumped_dwords) +static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *dump_buf, + bool dump, u32 *num_dumped_dwords) { u32 trace_data_grc_addr, trace_data_size_bytes, trace_data_size_dwords; u32 trace_meta_size_dwords, running_bundle_id, offset = 0; @@ -4130,10 +4130,10 @@ enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, } /* Dump GRC FIFO */ -enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - u32 *dump_buf, - bool dump, u32 *num_dumped_dwords) +static enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *dump_buf, + bool dump, u32 *num_dumped_dwords) { u32 offset = 0, dwords_read, size_param_offset; bool fifo_has_data; @@ -4192,10 +4192,10 @@ enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn, } /* Dump IGU FIFO */ -enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - u32 *dump_buf, - bool dump, u32 *num_dumped_dwords) +static enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *dump_buf, + bool dump, u32 *num_dumped_dwords) { u32 offset = 0, dwords_read, size_param_offset; bool fifo_has_data; @@ -4255,10 +4255,11 @@ enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn, } /* Protection Override dump */ -enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - u32 *dump_buf, - bool dump, u32 *num_dumped_dwords) +static enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *dump_buf, + bool dump, + u32 *num_dumped_dwords) { u32 offset = 0, size_param_offset, override_window_dwords; @@ -6339,10 +6340,11 @@ enum dbg_status qed_print_fw_asserts_results(struct qed_hwfn *p_hwfn, } /* Wrapper for unifying the idle_chk and mcp_trace api */ -enum dbg_status qed_print_idle_chk_results_wrapper(struct qed_hwfn *p_hwfn, - u32 *dump_buf, - u32 num_dumped_dwords, - char *results_buf) +static enum dbg_status +qed_print_idle_chk_results_wrapper(struct qed_hwfn *p_hwfn, + u32 *dump_buf, + u32 num_dumped_dwords, + char *results_buf) { u32 num_errors, num_warnnings; @@ -6413,8 +6415,8 @@ static void qed_dbg_print_feature(u8 *p_text_buf, u32 text_size) #define QED_RESULTS_BUF_MIN_SIZE 16 /* Generic function for decoding debug feature info */ -enum dbg_status format_feature(struct qed_hwfn *p_hwfn, - enum qed_dbg_features feature_idx) +static enum dbg_status format_feature(struct qed_hwfn *p_hwfn, + enum qed_dbg_features feature_idx) { struct qed_dbg_feature *feature = &p_hwfn->cdev->dbg_params.features[feature_idx]; @@ -6480,8 +6482,9 @@ enum dbg_status format_feature(struct qed_hwfn *p_hwfn, } /* Generic function for performing the dump of a debug feature. */ -enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, - enum qed_dbg_features feature_idx) +static enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_dbg_features feature_idx) { struct qed_dbg_feature *feature = &p_hwfn->cdev->dbg_params.features[feature_idx]; diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index 754f6a908858..edae5fc5fccd 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -497,12 +497,13 @@ int qed_resc_alloc(struct qed_dev *cdev) if (p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE) { num_cons = qed_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_ROCE, - 0) * 2; + NULL) * 2; n_eqes += num_cons + 2 * MAX_NUM_VFS_BB; } else if (p_hwfn->hw_info.personality == QED_PCI_ISCSI) { num_cons = qed_cxt_get_proto_cid_count(p_hwfn, - PROTOCOLID_ISCSI, 0); + PROTOCOLID_ISCSI, + NULL); n_eqes += 2 * num_cons; } @@ -1422,19 +1423,19 @@ static void qed_hw_set_feat(struct qed_hwfn *p_hwfn) u32 *feat_num = p_hwfn->hw_info.feat_num; int num_features = 1; -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) - /* Roce CNQ each requires: 1 status block + 1 CNQ. We divide the - * status blocks equally between L2 / RoCE but with consideration as - * to how many l2 queues / cnqs we have - */ - if (p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE) { + if (IS_ENABLED(CONFIG_QED_RDMA) && + p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE) { + /* Roce CNQ each requires: 1 status block + 1 CNQ. We divide + * the status blocks equally between L2 / RoCE but with + * consideration as to how many l2 queues / cnqs we have. + */ num_features++; feat_num[QED_RDMA_CNQ] = min_t(u32, RESC_NUM(p_hwfn, QED_SB) / num_features, RESC_NUM(p_hwfn, QED_RDMA_CNQ_RAM)); } -#endif + feat_num[QED_PF_L2_QUE] = min_t(u32, RESC_NUM(p_hwfn, QED_SB) / num_features, RESC_NUM(p_hwfn, QED_L2_QUEUE)); diff --git a/drivers/net/ethernet/qlogic/qed/qed_hsi.h b/drivers/net/ethernet/qlogic/qed/qed_hsi.h index 72eee29c677f..2777d5bb4380 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hsi.h +++ b/drivers/net/ethernet/qlogic/qed/qed_hsi.h @@ -727,9 +727,6 @@ struct core_tx_bd_flags { #define CORE_TX_BD_FLAGS_L4_PROTOCOL_SHIFT 6 #define CORE_TX_BD_FLAGS_L4_PSEUDO_CSUM_MODE_MASK 0x1 #define CORE_TX_BD_FLAGS_L4_PSEUDO_CSUM_MODE_SHIFT 7 -#define CORE_TX_BD_FLAGS_ROCE_FLAV_MASK 0x1 -#define CORE_TX_BD_FLAGS_ROCE_FLAV_SHIFT 12 - }; struct core_tx_bd { diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c index 02a8be2faed7..f95385cbbd40 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c @@ -38,6 +38,7 @@ #include "qed_mcp.h" #include "qed_reg_addr.h" #include "qed_sp.h" +#include "qed_roce.h" #define QED_LL2_RX_REGISTERED(ll2) ((ll2)->rx_queue.b_cb_registred) #define QED_LL2_TX_REGISTERED(ll2) ((ll2)->tx_queue.b_cb_registred) @@ -140,11 +141,11 @@ static void qed_ll2_kill_buffers(struct qed_dev *cdev) qed_ll2_dealloc_buffer(cdev, buffer); } -void qed_ll2b_complete_rx_packet(struct qed_hwfn *p_hwfn, - u8 connection_handle, - struct qed_ll2_rx_packet *p_pkt, - struct core_rx_fast_path_cqe *p_cqe, - bool b_last_packet) +static void qed_ll2b_complete_rx_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + struct qed_ll2_rx_packet *p_pkt, + struct core_rx_fast_path_cqe *p_cqe, + bool b_last_packet) { u16 packet_length = le16_to_cpu(p_cqe->packet_length); struct qed_ll2_buffer *buffer = p_pkt->cookie; @@ -515,7 +516,7 @@ static int qed_ll2_rxq_completion(struct qed_hwfn *p_hwfn, void *cookie) return rc; } -void qed_ll2_rxq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle) +static void qed_ll2_rxq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle) { struct qed_ll2_info *p_ll2_conn = NULL; struct qed_ll2_rx_packet *p_pkt = NULL; @@ -537,8 +538,7 @@ void qed_ll2_rxq_flush(struct qed_hwfn *p_hwfn, u8 connection_handle) if (!p_pkt) break; - list_del(&p_pkt->list_entry); - list_add_tail(&p_pkt->list_entry, &p_rx->free_descq); + list_move_tail(&p_pkt->list_entry, &p_rx->free_descq); rx_buf_addr = p_pkt->rx_buf_addr; cookie = p_pkt->cookie; @@ -992,9 +992,8 @@ static void qed_ll2_post_rx_buffer_notify_fw(struct qed_hwfn *p_hwfn, p_posting_packet = list_first_entry(&p_rx->posting_descq, struct qed_ll2_rx_packet, list_entry); - list_del(&p_posting_packet->list_entry); - list_add_tail(&p_posting_packet->list_entry, - &p_rx->active_descq); + list_move_tail(&p_posting_packet->list_entry, + &p_rx->active_descq); b_notify_fw = true; } @@ -1120,12 +1119,10 @@ static void qed_ll2_prepare_tx_packet_set_bd(struct qed_hwfn *p_hwfn, start_bd->bd_flags.as_bitfield |= CORE_TX_BD_FLAGS_START_BD_MASK << CORE_TX_BD_FLAGS_START_BD_SHIFT; SET_FIELD(start_bd->bitfield0, CORE_TX_BD_NBDS, num_of_bds); + SET_FIELD(start_bd->bitfield0, CORE_TX_BD_ROCE_FLAV, type); DMA_REGPAIR_LE(start_bd->addr, first_frag); start_bd->nbytes = cpu_to_le16(first_frag_len); - SET_FIELD(start_bd->bd_flags.as_bitfield, CORE_TX_BD_FLAGS_ROCE_FLAV, - type); - DP_VERBOSE(p_hwfn, (NETIF_MSG_TX_QUEUED | QED_MSG_LL2), "LL2 [q 0x%02x cid 0x%08x type 0x%08x] Tx Producer at [0x%04x] - set with a %04x bytes %02x BDs buffer at %08x:%08x\n", @@ -1188,8 +1185,7 @@ static void qed_ll2_tx_packet_notify(struct qed_hwfn *p_hwfn, if (!p_pkt) break; - list_del(&p_pkt->list_entry); - list_add_tail(&p_pkt->list_entry, &p_tx->active_descq); + list_move_tail(&p_pkt->list_entry, &p_tx->active_descq); } SET_FIELD(db_msg.params, CORE_DB_DATA_DEST, DB_DEST_XCM); diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.h b/drivers/net/ethernet/qlogic/qed/qed_ll2.h index 80a5dc2d652d..4e3d62a16cab 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.h +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.h @@ -293,24 +293,4 @@ void qed_ll2_setup(struct qed_hwfn *p_hwfn, */ void qed_ll2_free(struct qed_hwfn *p_hwfn, struct qed_ll2_info *p_ll2_connections); -void qed_ll2b_complete_rx_gsi_packet(struct qed_hwfn *p_hwfn, - u8 connection_handle, - void *cookie, - dma_addr_t rx_buf_addr, - u16 data_length, - u8 data_length_error, - u16 parse_flags, - u16 vlan, - u32 src_mac_addr_hi, - u16 src_mac_addr_lo, bool b_last_packet); -void qed_ll2b_complete_tx_gsi_packet(struct qed_hwfn *p_hwfn, - u8 connection_handle, - void *cookie, - dma_addr_t first_frag_addr, - bool b_last_fragment, bool b_last_packet); -void qed_ll2b_release_tx_gsi_packet(struct qed_hwfn *p_hwfn, - u8 connection_handle, - void *cookie, - dma_addr_t first_frag_addr, - bool b_last_fragment, bool b_last_packet); #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index 4ee3151e80c2..333c7442e48a 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -33,10 +33,8 @@ #include "qed_hw.h" #include "qed_selftest.h" -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) #define QED_ROCE_QPS (8192) #define QED_ROCE_DPIS (8) -#endif static char version[] = "QLogic FastLinQ 4xxxx Core Module qed " DRV_MODULE_VERSION "\n"; @@ -682,9 +680,7 @@ static int qed_slowpath_setup_int(struct qed_dev *cdev, enum qed_int_mode int_mode) { struct qed_sb_cnt_info sb_cnt_info; -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) - int num_l2_queues; -#endif + int num_l2_queues = 0; int rc; int i; @@ -715,8 +711,9 @@ static int qed_slowpath_setup_int(struct qed_dev *cdev, cdev->int_params.fp_msix_cnt = cdev->int_params.out.num_vectors - cdev->num_hwfns; -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) - num_l2_queues = 0; + if (!IS_ENABLED(CONFIG_QED_RDMA)) + return 0; + for_each_hwfn(cdev, i) num_l2_queues += FEAT_NUM(&cdev->hwfns[i], QED_PF_L2_QUE); @@ -738,7 +735,6 @@ static int qed_slowpath_setup_int(struct qed_dev *cdev, DP_VERBOSE(cdev, QED_MSG_RDMA, "roce_msix_cnt=%d roce_msix_base=%d\n", cdev->int_params.rdma_msix_cnt, cdev->int_params.rdma_msix_base); -#endif return 0; } @@ -843,13 +839,14 @@ static void qed_update_pf_params(struct qed_dev *cdev, { int i; -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) - params->rdma_pf_params.num_qps = QED_ROCE_QPS; - params->rdma_pf_params.min_dpis = QED_ROCE_DPIS; - /* divide by 3 the MRs to avoid MF ILT overflow */ - params->rdma_pf_params.num_mrs = RDMA_MAX_TIDS; - params->rdma_pf_params.gl_pi = QED_ROCE_PROTOCOL_INDEX; -#endif + if (IS_ENABLED(CONFIG_QED_RDMA)) { + params->rdma_pf_params.num_qps = QED_ROCE_QPS; + params->rdma_pf_params.min_dpis = QED_ROCE_DPIS; + /* divide by 3 the MRs to avoid MF ILT overflow */ + params->rdma_pf_params.num_mrs = RDMA_MAX_TIDS; + params->rdma_pf_params.gl_pi = QED_ROCE_PROTOCOL_INDEX; + } + for (i = 0; i < cdev->num_hwfns; i++) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; @@ -880,6 +877,7 @@ static int qed_slowpath_start(struct qed_dev *cdev, } } + cdev->rx_coalesce_usecs = QED_DEFAULT_RX_USECS; rc = qed_nic_setup(cdev); if (rc) goto err; @@ -1432,7 +1430,7 @@ static int qed_set_led(struct qed_dev *cdev, enum qed_led_mode mode) return status; } -struct qed_selftest_ops qed_selftest_ops_pass = { +static struct qed_selftest_ops qed_selftest_ops_pass = { .selftest_memory = &qed_selftest_memory, .selftest_interrupt = &qed_selftest_interrupt, .selftest_register = &qed_selftest_register, diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index 76831a398bed..f3a825a8f8d5 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -129,17 +129,12 @@ static void qed_bmap_release_id(struct qed_hwfn *p_hwfn, } } -u32 qed_rdma_get_sb_id(void *p_hwfn, u32 rel_sb_id) +static u32 qed_rdma_get_sb_id(void *p_hwfn, u32 rel_sb_id) { /* First sb id for RoCE is after all the l2 sb */ return FEAT_NUM((struct qed_hwfn *)p_hwfn, QED_PF_L2_QUE) + rel_sb_id; } -u32 qed_rdma_query_cau_timer_res(void *rdma_cxt) -{ - return QED_CAU_DEF_RX_TIMER_RES; -} - static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_rdma_start_in_params *params) @@ -162,7 +157,8 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, p_hwfn->p_rdma_info = p_rdma_info; p_rdma_info->proto = PROTOCOLID_ROCE; - num_cons = qed_cxt_get_proto_cid_count(p_hwfn, p_rdma_info->proto, 0); + num_cons = qed_cxt_get_proto_cid_count(p_hwfn, p_rdma_info->proto, + NULL); p_rdma_info->num_qps = num_cons / 2; @@ -275,7 +271,7 @@ free_rdma_info: return rc; } -void qed_rdma_resc_free(struct qed_hwfn *p_hwfn) +static void qed_rdma_resc_free(struct qed_hwfn *p_hwfn) { struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; @@ -527,6 +523,26 @@ static int qed_rdma_start_fw(struct qed_hwfn *p_hwfn, return qed_spq_post(p_hwfn, p_ent, NULL); } +static int qed_rdma_alloc_tid(void *rdma_cxt, u32 *itid) +{ + struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; + int rc; + + DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Allocate TID\n"); + + spin_lock_bh(&p_hwfn->p_rdma_info->lock); + rc = qed_rdma_bmap_alloc_id(p_hwfn, + &p_hwfn->p_rdma_info->tid_map, itid); + spin_unlock_bh(&p_hwfn->p_rdma_info->lock); + if (rc) + goto out; + + rc = qed_cxt_dynamic_ilt_alloc(p_hwfn, QED_ELEM_TASK, *itid); +out: + DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Allocate TID - done, rc = %d\n", rc); + return rc; +} + static int qed_rdma_reserve_lkey(struct qed_hwfn *p_hwfn) { struct qed_rdma_device *dev = p_hwfn->p_rdma_info->dev; @@ -573,7 +589,7 @@ static int qed_rdma_setup(struct qed_hwfn *p_hwfn, return qed_rdma_start_fw(p_hwfn, params, p_ptt); } -int qed_rdma_stop(void *rdma_cxt) +static int qed_rdma_stop(void *rdma_cxt) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct rdma_close_func_ramrod_data *p_ramrod; @@ -629,8 +645,8 @@ out: return rc; } -int qed_rdma_add_user(void *rdma_cxt, - struct qed_rdma_add_user_out_params *out_params) +static int qed_rdma_add_user(void *rdma_cxt, + struct qed_rdma_add_user_out_params *out_params) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; u32 dpi_start_offset; @@ -664,7 +680,7 @@ int qed_rdma_add_user(void *rdma_cxt, return rc; } -struct qed_rdma_port *qed_rdma_query_port(void *rdma_cxt) +static struct qed_rdma_port *qed_rdma_query_port(void *rdma_cxt) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct qed_rdma_port *p_port = p_hwfn->p_rdma_info->port; @@ -680,7 +696,7 @@ struct qed_rdma_port *qed_rdma_query_port(void *rdma_cxt) return p_port; } -struct qed_rdma_device *qed_rdma_query_device(void *rdma_cxt) +static struct qed_rdma_device *qed_rdma_query_device(void *rdma_cxt) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; @@ -690,7 +706,7 @@ struct qed_rdma_device *qed_rdma_query_device(void *rdma_cxt) return p_hwfn->p_rdma_info->dev; } -void qed_rdma_free_tid(void *rdma_cxt, u32 itid) +static void qed_rdma_free_tid(void *rdma_cxt, u32 itid) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; @@ -701,27 +717,7 @@ void qed_rdma_free_tid(void *rdma_cxt, u32 itid) spin_unlock_bh(&p_hwfn->p_rdma_info->lock); } -int qed_rdma_alloc_tid(void *rdma_cxt, u32 *itid) -{ - struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; - int rc; - - DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Allocate TID\n"); - - spin_lock_bh(&p_hwfn->p_rdma_info->lock); - rc = qed_rdma_bmap_alloc_id(p_hwfn, - &p_hwfn->p_rdma_info->tid_map, itid); - spin_unlock_bh(&p_hwfn->p_rdma_info->lock); - if (rc) - goto out; - - rc = qed_cxt_dynamic_ilt_alloc(p_hwfn, QED_ELEM_TASK, *itid); -out: - DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Allocate TID - done, rc = %d\n", rc); - return rc; -} - -void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod) +static void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod) { struct qed_hwfn *p_hwfn; u16 qz_num; @@ -816,7 +812,7 @@ static int qed_rdma_get_int(struct qed_dev *cdev, struct qed_int_info *info) return 0; } -int qed_rdma_alloc_pd(void *rdma_cxt, u16 *pd) +static int qed_rdma_alloc_pd(void *rdma_cxt, u16 *pd) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; u32 returned_id; @@ -836,7 +832,7 @@ int qed_rdma_alloc_pd(void *rdma_cxt, u16 *pd) return rc; } -void qed_rdma_free_pd(void *rdma_cxt, u16 pd) +static void qed_rdma_free_pd(void *rdma_cxt, u16 pd) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; @@ -873,8 +869,9 @@ qed_rdma_toggle_bit_create_resize_cq(struct qed_hwfn *p_hwfn, u16 icid) return toggle_bit; } -int qed_rdma_create_cq(void *rdma_cxt, - struct qed_rdma_create_cq_in_params *params, u16 *icid) +static int qed_rdma_create_cq(void *rdma_cxt, + struct qed_rdma_create_cq_in_params *params, + u16 *icid) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct qed_rdma_info *p_info = p_hwfn->p_rdma_info; @@ -957,98 +954,10 @@ err: return rc; } -int qed_rdma_resize_cq(void *rdma_cxt, - struct qed_rdma_resize_cq_in_params *in_params, - struct qed_rdma_resize_cq_out_params *out_params) -{ - struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; - struct rdma_resize_cq_output_params *p_ramrod_res; - struct rdma_resize_cq_ramrod_data *p_ramrod; - enum qed_rdma_toggle_bit toggle_bit; - struct qed_sp_init_data init_data; - struct qed_spq_entry *p_ent; - dma_addr_t ramrod_res_phys; - u8 fw_return_code; - int rc = -ENOMEM; - - DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "icid = %08x\n", in_params->icid); - - p_ramrod_res = - (struct rdma_resize_cq_output_params *) - dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, - sizeof(struct rdma_resize_cq_output_params), - &ramrod_res_phys, GFP_KERNEL); - if (!p_ramrod_res) { - DP_NOTICE(p_hwfn, - "qed resize cq failed: cannot allocate memory (ramrod)\n"); - return rc; - } - - /* Get SPQ entry */ - memset(&init_data, 0, sizeof(init_data)); - init_data.cid = in_params->icid; - init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; - init_data.comp_mode = QED_SPQ_MODE_EBLOCK; - - rc = qed_sp_init_request(p_hwfn, &p_ent, - RDMA_RAMROD_RESIZE_CQ, - p_hwfn->p_rdma_info->proto, &init_data); - if (rc) - goto err; - - p_ramrod = &p_ent->ramrod.rdma_resize_cq; - - p_ramrod->flags = 0; - - /* toggle the bit for every resize or create cq for a given icid */ - toggle_bit = qed_rdma_toggle_bit_create_resize_cq(p_hwfn, - in_params->icid); - - SET_FIELD(p_ramrod->flags, - RDMA_RESIZE_CQ_RAMROD_DATA_TOGGLE_BIT, toggle_bit); - - SET_FIELD(p_ramrod->flags, - RDMA_RESIZE_CQ_RAMROD_DATA_IS_TWO_LEVEL_PBL, - in_params->pbl_two_level); - - p_ramrod->pbl_log_page_size = in_params->pbl_page_size_log - 12; - p_ramrod->pbl_num_pages = cpu_to_le16(in_params->pbl_num_pages); - p_ramrod->max_cqes = cpu_to_le32(in_params->cq_size); - DMA_REGPAIR_LE(p_ramrod->pbl_addr, in_params->pbl_ptr); - DMA_REGPAIR_LE(p_ramrod->output_params_addr, ramrod_res_phys); - - rc = qed_spq_post(p_hwfn, p_ent, &fw_return_code); - if (rc) - goto err; - - if (fw_return_code != RDMA_RETURN_OK) { - DP_NOTICE(p_hwfn, "fw_return_code = %d\n", fw_return_code); - rc = -EINVAL; - goto err; - } - - out_params->prod = le32_to_cpu(p_ramrod_res->old_cq_prod); - out_params->cons = le32_to_cpu(p_ramrod_res->old_cq_cons); - - dma_free_coherent(&p_hwfn->cdev->pdev->dev, - sizeof(struct rdma_resize_cq_output_params), - p_ramrod_res, ramrod_res_phys); - - DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Resized CQ, rc = %d\n", rc); - - return rc; - -err: dma_free_coherent(&p_hwfn->cdev->pdev->dev, - sizeof(struct rdma_resize_cq_output_params), - p_ramrod_res, ramrod_res_phys); - DP_NOTICE(p_hwfn, "Resized CQ, Failed - rc = %d\n", rc); - - return rc; -} - -int qed_rdma_destroy_cq(void *rdma_cxt, - struct qed_rdma_destroy_cq_in_params *in_params, - struct qed_rdma_destroy_cq_out_params *out_params) +static int +qed_rdma_destroy_cq(void *rdma_cxt, + struct qed_rdma_destroy_cq_in_params *in_params, + struct qed_rdma_destroy_cq_out_params *out_params) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct rdma_destroy_cq_output_params *p_ramrod_res; @@ -1169,7 +1078,7 @@ static enum roce_flavor qed_roce_mode_to_flavor(enum roce_mode roce_mode) return flavor; } -int qed_roce_alloc_cid(struct qed_hwfn *p_hwfn, u16 *cid) +static int qed_roce_alloc_cid(struct qed_hwfn *p_hwfn, u16 *cid) { struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; u32 responder_icid; @@ -1793,9 +1702,9 @@ err: return rc; } -int qed_roce_query_qp(struct qed_hwfn *p_hwfn, - struct qed_rdma_qp *qp, - struct qed_rdma_query_qp_out_params *out_params) +static int qed_roce_query_qp(struct qed_hwfn *p_hwfn, + struct qed_rdma_qp *qp, + struct qed_rdma_query_qp_out_params *out_params) { struct roce_query_qp_resp_output_params *p_resp_ramrod_res; struct roce_query_qp_req_output_params *p_req_ramrod_res; @@ -1936,7 +1845,7 @@ err_resp: return rc; } -int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) +static int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) { u32 num_invalidated_mw = 0; u32 num_bound_mw = 0; @@ -1985,9 +1894,9 @@ int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) return 0; } -int qed_rdma_query_qp(void *rdma_cxt, - struct qed_rdma_qp *qp, - struct qed_rdma_query_qp_out_params *out_params) +static int qed_rdma_query_qp(void *rdma_cxt, + struct qed_rdma_qp *qp, + struct qed_rdma_query_qp_out_params *out_params) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; int rc; @@ -2022,7 +1931,7 @@ int qed_rdma_query_qp(void *rdma_cxt, return rc; } -int qed_rdma_destroy_qp(void *rdma_cxt, struct qed_rdma_qp *qp) +static int qed_rdma_destroy_qp(void *rdma_cxt, struct qed_rdma_qp *qp) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; int rc = 0; @@ -2038,7 +1947,7 @@ int qed_rdma_destroy_qp(void *rdma_cxt, struct qed_rdma_qp *qp) return rc; } -struct qed_rdma_qp * +static struct qed_rdma_qp * qed_rdma_create_qp(void *rdma_cxt, struct qed_rdma_create_qp_in_params *in_params, struct qed_rdma_create_qp_out_params *out_params) @@ -2215,9 +2124,9 @@ static int qed_roce_modify_qp(struct qed_hwfn *p_hwfn, return rc; } -int qed_rdma_modify_qp(void *rdma_cxt, - struct qed_rdma_qp *qp, - struct qed_rdma_modify_qp_in_params *params) +static int qed_rdma_modify_qp(void *rdma_cxt, + struct qed_rdma_qp *qp, + struct qed_rdma_modify_qp_in_params *params) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; enum qed_roce_qp_state prev_state; @@ -2312,8 +2221,9 @@ int qed_rdma_modify_qp(void *rdma_cxt, return rc; } -int qed_rdma_register_tid(void *rdma_cxt, - struct qed_rdma_register_tid_in_params *params) +static int +qed_rdma_register_tid(void *rdma_cxt, + struct qed_rdma_register_tid_in_params *params) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct rdma_register_tid_ramrod_data *p_ramrod; @@ -2450,7 +2360,7 @@ int qed_rdma_register_tid(void *rdma_cxt, return rc; } -int qed_rdma_deregister_tid(void *rdma_cxt, u32 itid) +static int qed_rdma_deregister_tid(void *rdma_cxt, u32 itid) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct rdma_deregister_tid_ramrod_data *p_ramrod; @@ -2561,7 +2471,8 @@ void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) qed_rdma_dpm_conf(p_hwfn, p_ptt); } -int qed_rdma_start(void *rdma_cxt, struct qed_rdma_start_in_params *params) +static int qed_rdma_start(void *rdma_cxt, + struct qed_rdma_start_in_params *params) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; struct qed_ptt *p_ptt; @@ -2601,7 +2512,7 @@ static int qed_rdma_init(struct qed_dev *cdev, return qed_rdma_start(QED_LEADING_HWFN(cdev), params); } -void qed_rdma_remove_user(void *rdma_cxt, u16 dpi) +static void qed_rdma_remove_user(void *rdma_cxt, u16 dpi) { struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt; @@ -2809,11 +2720,6 @@ static int qed_roce_ll2_stop(struct qed_dev *cdev) struct qed_roce_ll2_info *roce_ll2 = hwfn->ll2; int rc; - if (!cdev) { - DP_ERR(cdev, "qed roce ll2 stop: invalid cdev\n"); - return -EINVAL; - } - if (roce_ll2->handle == QED_LL2_UNUSED_HANDLE) { DP_ERR(cdev, "qed roce ll2 stop: cannot stop an unused LL2\n"); return -EINVAL; @@ -2850,7 +2756,7 @@ static int qed_roce_ll2_tx(struct qed_dev *cdev, int rc; int i; - if (!cdev || !pkt || !params) { + if (!pkt || !params) { DP_ERR(cdev, "roce ll2 tx: failed tx because one of the following is NULL - drv=%p, pkt=%p, params=%p\n", cdev, pkt, params); diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.h b/drivers/net/ethernet/qlogic/qed/qed_roce.h index 2f091e8a0f40..279f342af8db 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.h +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.h @@ -95,26 +95,6 @@ struct qed_rdma_info { enum protocol_type proto; }; -struct qed_rdma_resize_cq_in_params { - u16 icid; - u32 cq_size; - bool pbl_two_level; - u64 pbl_ptr; - u16 pbl_num_pages; - u8 pbl_page_size_log; -}; - -struct qed_rdma_resize_cq_out_params { - u32 prod; - u32 cons; -}; - -struct qed_rdma_resize_cnq_in_params { - u32 cnq_id; - u32 pbl_page_size_log; - u64 pbl_ptr; -}; - struct qed_rdma_qp { struct regpair qp_handle; struct regpair qp_handle_async; @@ -181,36 +161,55 @@ struct qed_rdma_qp { dma_addr_t shared_queue_phys_addr; }; -int -qed_rdma_add_user(void *rdma_cxt, - struct qed_rdma_add_user_out_params *out_params); -int qed_rdma_alloc_pd(void *rdma_cxt, u16 *pd); -int qed_rdma_alloc_tid(void *rdma_cxt, u32 *tid); -int qed_rdma_deregister_tid(void *rdma_cxt, u32 tid); -void qed_rdma_free_tid(void *rdma_cxt, u32 tid); -struct qed_rdma_device *qed_rdma_query_device(void *rdma_cxt); -struct qed_rdma_port *qed_rdma_query_port(void *rdma_cxt); -int -qed_rdma_register_tid(void *rdma_cxt, - struct qed_rdma_register_tid_in_params *params); -void qed_rdma_remove_user(void *rdma_cxt, u16 dpi); -int qed_rdma_start(void *p_hwfn, struct qed_rdma_start_in_params *params); -int qed_rdma_stop(void *rdma_cxt); -u32 qed_rdma_get_sb_id(void *p_hwfn, u32 rel_sb_id); -u32 qed_rdma_query_cau_timer_res(void *p_hwfn); -void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 cnq_index, u16 prod); -void qed_rdma_resc_free(struct qed_hwfn *p_hwfn); +#if IS_ENABLED(CONFIG_QED_RDMA) +void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); void qed_async_roce_event(struct qed_hwfn *p_hwfn, struct event_ring_entry *p_eqe); -int qed_rdma_destroy_qp(void *rdma_cxt, struct qed_rdma_qp *qp); -int qed_rdma_modify_qp(void *rdma_cxt, struct qed_rdma_qp *qp, - struct qed_rdma_modify_qp_in_params *params); -int qed_rdma_query_qp(void *rdma_cxt, struct qed_rdma_qp *qp, - struct qed_rdma_query_qp_out_params *out_params); - -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) -void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); +void qed_ll2b_complete_tx_gsi_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + void *cookie, + dma_addr_t first_frag_addr, + bool b_last_fragment, bool b_last_packet); +void qed_ll2b_release_tx_gsi_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + void *cookie, + dma_addr_t first_frag_addr, + bool b_last_fragment, bool b_last_packet); +void qed_ll2b_complete_rx_gsi_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + void *cookie, + dma_addr_t rx_buf_addr, + u16 data_length, + u8 data_length_error, + u16 parse_flags, + u16 vlan, + u32 src_mac_addr_hi, + u16 src_mac_addr_lo, bool b_last_packet); #else -void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) {} +static inline void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) {} +static inline void qed_async_roce_event(struct qed_hwfn *p_hwfn, struct event_ring_entry *p_eqe) {} +static inline void qed_ll2b_complete_tx_gsi_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + void *cookie, + dma_addr_t first_frag_addr, + bool b_last_fragment, + bool b_last_packet) {} +static inline void qed_ll2b_release_tx_gsi_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + void *cookie, + dma_addr_t first_frag_addr, + bool b_last_fragment, + bool b_last_packet) {} +static inline void qed_ll2b_complete_rx_gsi_packet(struct qed_hwfn *p_hwfn, + u8 connection_handle, + void *cookie, + dma_addr_t rx_buf_addr, + u16 data_length, + u8 data_length_error, + u16 parse_flags, + u16 vlan, + u32 src_mac_addr_hi, + u16 src_mac_addr_lo, + bool b_last_packet) {} #endif #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_sp.h b/drivers/net/ethernet/qlogic/qed/qed_sp.h index 652c90819758..b2c08e4d2a9b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sp.h +++ b/drivers/net/ethernet/qlogic/qed/qed_sp.h @@ -80,7 +80,6 @@ union ramrod_data { struct roce_destroy_qp_resp_ramrod_data roce_destroy_qp_resp; struct roce_destroy_qp_req_ramrod_data roce_destroy_qp_req; struct rdma_create_cq_ramrod_data rdma_create_cq; - struct rdma_resize_cq_ramrod_data rdma_resize_cq; struct rdma_destroy_cq_ramrod_data rdma_destroy_cq; struct rdma_srq_create_ramrod_data rdma_create_srq; struct rdma_srq_destroy_ramrod_data rdma_destroy_srq; diff --git a/drivers/net/ethernet/qlogic/qed/qed_spq.c b/drivers/net/ethernet/qlogic/qed/qed_spq.c index caff41544898..9fbaf9429fd0 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_spq.c +++ b/drivers/net/ethernet/qlogic/qed/qed_spq.c @@ -28,9 +28,7 @@ #include "qed_reg_addr.h" #include "qed_sp.h" #include "qed_sriov.h" -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) #include "qed_roce.h" -#endif /*************************************************************************** * Structures & Definitions @@ -240,11 +238,9 @@ qed_async_event_completion(struct qed_hwfn *p_hwfn, struct event_ring_entry *p_eqe) { switch (p_eqe->protocol_id) { -#if IS_ENABLED(CONFIG_INFINIBAND_QEDR) case PROTOCOLID_ROCE: qed_async_roce_event(p_hwfn, p_eqe); return 0; -#endif case PROTOCOLID_COMMON: return qed_sriov_eqe_event(p_hwfn, p_eqe->opcode, diff --git a/drivers/net/ethernet/qlogic/qede/Makefile b/drivers/net/ethernet/qlogic/qede/Makefile index 28dc58919c85..048a230c3ce0 100644 --- a/drivers/net/ethernet/qlogic/qede/Makefile +++ b/drivers/net/ethernet/qlogic/qede/Makefile @@ -2,4 +2,4 @@ obj-$(CONFIG_QEDE) := qede.o qede-y := qede_main.o qede_ethtool.o qede-$(CONFIG_DCB) += qede_dcbnl.o -qede-$(CONFIG_INFINIBAND_QEDR) += qede_roce.o +qede-$(CONFIG_QED_RDMA) += qede_roce.o diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index 28c0e9f42c9e..974689a13337 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -348,12 +348,13 @@ bool qede_has_rx_work(struct qede_rx_queue *rxq); int qede_txq_has_work(struct qede_tx_queue *txq); void qede_recycle_rx_bd_ring(struct qede_rx_queue *rxq, struct qede_dev *edev, u8 count); +void qede_update_rx_prod(struct qede_dev *edev, struct qede_rx_queue *rxq); #define RX_RING_SIZE_POW 13 #define RX_RING_SIZE ((u16)BIT(RX_RING_SIZE_POW)) #define NUM_RX_BDS_MAX (RX_RING_SIZE - 1) #define NUM_RX_BDS_MIN 128 -#define NUM_RX_BDS_DEF NUM_RX_BDS_MAX +#define NUM_RX_BDS_DEF ((u16)BIT(10) - 1) #define TX_RING_SIZE_POW 13 #define TX_RING_SIZE ((u16)BIT(TX_RING_SIZE_POW)) diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index 25a9b293ee8f..7567cc464b88 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -175,16 +175,23 @@ static void qede_get_strings_stats(struct qede_dev *edev, u8 *buf) for (i = 0, k = 0; i < QEDE_QUEUE_CNT(edev); i++) { int tc; - for (j = 0; j < QEDE_NUM_RQSTATS; j++) - sprintf(buf + (k + j) * ETH_GSTRING_LEN, - "%d: %s", i, qede_rqstats_arr[j].string); - k += QEDE_NUM_RQSTATS; - for (tc = 0; tc < edev->num_tc; tc++) { - for (j = 0; j < QEDE_NUM_TQSTATS; j++) + if (edev->fp_array[i].type & QEDE_FASTPATH_RX) { + for (j = 0; j < QEDE_NUM_RQSTATS; j++) sprintf(buf + (k + j) * ETH_GSTRING_LEN, - "%d.%d: %s", i, tc, - qede_tqstats_arr[j].string); - k += QEDE_NUM_TQSTATS; + "%d: %s", i, + qede_rqstats_arr[j].string); + k += QEDE_NUM_RQSTATS; + } + + if (edev->fp_array[i].type & QEDE_FASTPATH_TX) { + for (tc = 0; tc < edev->num_tc; tc++) { + for (j = 0; j < QEDE_NUM_TQSTATS; j++) + sprintf(buf + (k + j) * + ETH_GSTRING_LEN, + "%d.%d: %s", i, tc, + qede_tqstats_arr[j].string); + k += QEDE_NUM_TQSTATS; + } } } @@ -756,6 +763,8 @@ static void qede_get_channels(struct net_device *dev, struct qede_dev *edev = netdev_priv(dev); channels->max_combined = QEDE_MAX_RSS_CNT(edev); + channels->max_rx = QEDE_MAX_RSS_CNT(edev); + channels->max_tx = QEDE_MAX_RSS_CNT(edev); channels->combined_count = QEDE_QUEUE_CNT(edev) - edev->fp_num_tx - edev->fp_num_rx; channels->tx_count = edev->fp_num_tx; @@ -820,6 +829,13 @@ static int qede_set_channels(struct net_device *dev, edev->req_queues = count; edev->req_num_tx = channels->tx_count; edev->req_num_rx = channels->rx_count; + /* Reset the indirection table if rx queue count is updated */ + if ((edev->req_queues - edev->req_num_tx) != QEDE_RSS_COUNT(edev)) { + edev->rss_params_inited &= ~QEDE_RSS_INDIR_INITED; + memset(&edev->rss_params.rss_ind_table, 0, + sizeof(edev->rss_params.rss_ind_table)); + } + if (netif_running(dev)) qede_reload(edev, NULL, NULL); @@ -1053,6 +1069,12 @@ static int qede_set_rxfh(struct net_device *dev, const u32 *indir, struct qede_dev *edev = netdev_priv(dev); int i; + if (edev->dev_info.common.num_hwfns > 1) { + DP_INFO(edev, + "RSS configuration is not supported for 100G devices\n"); + return -EOPNOTSUPP; + } + if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; @@ -1184,8 +1206,8 @@ static int qede_selftest_transmit_traffic(struct qede_dev *edev, } first_bd = (struct eth_tx_1st_bd *)qed_chain_consume(&txq->tx_pbl); - dma_unmap_page(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), - BD_UNMAP_LEN(first_bd), DMA_TO_DEVICE); + dma_unmap_single(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), + BD_UNMAP_LEN(first_bd), DMA_TO_DEVICE); txq->sw_tx_cons++; txq->sw_tx_ring[idx].skb = NULL; @@ -1199,8 +1221,8 @@ static int qede_selftest_receive_traffic(struct qede_dev *edev) struct qede_rx_queue *rxq = NULL; struct sw_rx_data *sw_rx_data; union eth_rx_cqe *cqe; + int i, rc = 0; u8 *data_ptr; - int i; for_each_queue(i) { if (edev->fp_array[i].type & QEDE_FASTPATH_RX) { @@ -1219,46 +1241,60 @@ static int qede_selftest_receive_traffic(struct qede_dev *edev) * queue and that the loopback traffic is not IP. */ for (i = 0; i < QEDE_SELFTEST_POLL_COUNT; i++) { - if (qede_has_rx_work(rxq)) + if (!qede_has_rx_work(rxq)) { + usleep_range(100, 200); + continue; + } + + hw_comp_cons = le16_to_cpu(*rxq->hw_cons_ptr); + sw_comp_cons = qed_chain_get_cons_idx(&rxq->rx_comp_ring); + + /* Memory barrier to prevent the CPU from doing speculative + * reads of CQE/BD before reading hw_comp_cons. If the CQE is + * read before it is written by FW, then FW writes CQE and SB, + * and then the CPU reads the hw_comp_cons, it will use an old + * CQE. + */ + rmb(); + + /* Get the CQE from the completion ring */ + cqe = (union eth_rx_cqe *)qed_chain_consume(&rxq->rx_comp_ring); + + /* Get the data from the SW ring */ + sw_rx_index = rxq->sw_rx_cons & NUM_RX_BDS_MAX; + sw_rx_data = &rxq->sw_rx_ring[sw_rx_index]; + fp_cqe = &cqe->fast_path_regular; + len = le16_to_cpu(fp_cqe->len_on_first_bd); + data_ptr = (u8 *)(page_address(sw_rx_data->data) + + fp_cqe->placement_offset + + sw_rx_data->page_offset); + if (ether_addr_equal(data_ptr, edev->ndev->dev_addr) && + ether_addr_equal(data_ptr + ETH_ALEN, + edev->ndev->dev_addr)) { + for (i = ETH_HLEN; i < len; i++) + if (data_ptr[i] != (unsigned char)(i & 0xff)) { + rc = -1; + break; + } + + qede_recycle_rx_bd_ring(rxq, edev, 1); + qed_chain_recycle_consumed(&rxq->rx_comp_ring); break; - usleep_range(100, 200); + } + + DP_INFO(edev, "Not the transmitted packet\n"); + qede_recycle_rx_bd_ring(rxq, edev, 1); + qed_chain_recycle_consumed(&rxq->rx_comp_ring); } - if (!qede_has_rx_work(rxq)) { + if (i == QEDE_SELFTEST_POLL_COUNT) { DP_NOTICE(edev, "Failed to receive the traffic\n"); return -1; } - hw_comp_cons = le16_to_cpu(*rxq->hw_cons_ptr); - sw_comp_cons = qed_chain_get_cons_idx(&rxq->rx_comp_ring); + qede_update_rx_prod(edev, rxq); - /* Memory barrier to prevent the CPU from doing speculative reads of CQE - * / BD before reading hw_comp_cons. If the CQE is read before it is - * written by FW, then FW writes CQE and SB, and then the CPU reads the - * hw_comp_cons, it will use an old CQE. - */ - rmb(); - - /* Get the CQE from the completion ring */ - cqe = (union eth_rx_cqe *)qed_chain_consume(&rxq->rx_comp_ring); - - /* Get the data from the SW ring */ - sw_rx_index = rxq->sw_rx_cons & NUM_RX_BDS_MAX; - sw_rx_data = &rxq->sw_rx_ring[sw_rx_index]; - fp_cqe = &cqe->fast_path_regular; - len = le16_to_cpu(fp_cqe->len_on_first_bd); - data_ptr = (u8 *)(page_address(sw_rx_data->data) + - fp_cqe->placement_offset + sw_rx_data->page_offset); - for (i = ETH_HLEN; i < len; i++) - if (data_ptr[i] != (unsigned char)(i & 0xff)) { - DP_NOTICE(edev, "Loopback test failed\n"); - qede_recycle_rx_bd_ring(rxq, edev, 1); - return -1; - } - - qede_recycle_rx_bd_ring(rxq, edev, 1); - - return 0; + return rc; } static int qede_selftest_run_loopback(struct qede_dev *edev, u32 loopback_mode) diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 343038ca047d..85f46dbecd5b 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -313,8 +313,8 @@ static int qede_free_tx_pkt(struct qede_dev *edev, split_bd_len = BD_UNMAP_LEN(split); bds_consumed++; } - dma_unmap_page(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), - BD_UNMAP_LEN(first_bd) + split_bd_len, DMA_TO_DEVICE); + dma_unmap_single(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), + BD_UNMAP_LEN(first_bd) + split_bd_len, DMA_TO_DEVICE); /* Unmap the data of the skb frags */ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++, bds_consumed++) { @@ -359,8 +359,8 @@ static void qede_free_failed_tx_pkt(struct qede_dev *edev, nbd--; } - dma_unmap_page(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), - BD_UNMAP_LEN(first_bd) + split_bd_len, DMA_TO_DEVICE); + dma_unmap_single(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), + BD_UNMAP_LEN(first_bd) + split_bd_len, DMA_TO_DEVICE); /* Unmap the data of the skb frags */ for (i = 0; i < nbd; i++) { @@ -943,8 +943,7 @@ static inline int qede_realloc_rx_buffer(struct qede_dev *edev, return 0; } -static inline void qede_update_rx_prod(struct qede_dev *edev, - struct qede_rx_queue *rxq) +void qede_update_rx_prod(struct qede_dev *edev, struct qede_rx_queue *rxq) { u16 bd_prod = qed_chain_get_prod_idx(&rxq->rx_bd_ring); u16 cqe_prod = qed_chain_get_prod_idx(&rxq->rx_comp_ring); @@ -2840,7 +2839,7 @@ static int qede_alloc_sge_mem(struct qede_dev *edev, struct qede_rx_queue *rxq) } mapping = dma_map_page(&edev->pdev->dev, replace_buf->data, 0, - rxq->rx_buf_size, DMA_FROM_DEVICE); + PAGE_SIZE, DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(&edev->pdev->dev, mapping))) { DP_NOTICE(edev, "Failed to map TPA replacement buffer\n"); @@ -2941,7 +2940,7 @@ static int qede_alloc_mem_txq(struct qede_dev *edev, struct qede_tx_queue *txq) txq->num_tx_buffers = edev->q_num_tx_buffers; /* Allocate the parallel driver ring for Tx buffers */ - size = sizeof(*txq->sw_tx_ring) * NUM_TX_BDS_MAX; + size = sizeof(*txq->sw_tx_ring) * TX_RING_SIZE; txq->sw_tx_ring = kzalloc(size, GFP_KERNEL); if (!txq->sw_tx_ring) { DP_NOTICE(edev, "Tx buffers ring allocation failed\n"); @@ -2952,7 +2951,7 @@ static int qede_alloc_mem_txq(struct qede_dev *edev, struct qede_tx_queue *txq) QED_CHAIN_USE_TO_CONSUME_PRODUCE, QED_CHAIN_MODE_PBL, QED_CHAIN_CNT_TYPE_U16, - NUM_TX_BDS_MAX, + TX_RING_SIZE, sizeof(*p_virt), &txq->tx_pbl); if (rc) goto err; diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c b/drivers/net/ethernet/qualcomm/emac/emac-mac.c index e97968ed4b8f..0b4deb31e742 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c @@ -575,10 +575,11 @@ void emac_mac_start(struct emac_adapter *adpt) mac |= TXEN | RXEN; /* enable RX/TX */ - /* We don't have ethtool support yet, so force flow-control mode - * to 'full' always. - */ - mac |= TXFC | RXFC; + /* Configure MAC flow control to match the PHY's settings. */ + if (phydev->pause) + mac |= RXFC; + if (phydev->pause != phydev->asym_pause) + mac |= TXFC; /* setup link speed */ mac &= ~SPEED_MASK; @@ -1003,6 +1004,12 @@ int emac_mac_up(struct emac_adapter *adpt) writel((u32)~DIS_INT, adpt->base + EMAC_INT_STATUS); writel(adpt->irq.mask, adpt->base + EMAC_INT_MASK); + /* Enable pause frames. Without this feature, the EMAC has been shown + * to receive (and drop) frames with FCS errors at gigabit connections. + */ + adpt->phydev->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; + adpt->phydev->advertising |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; + adpt->phydev->irq = PHY_IGNORE_INTERRUPT; phy_start(adpt->phydev); @@ -1021,14 +1028,18 @@ void emac_mac_down(struct emac_adapter *adpt) napi_disable(&adpt->rx_q.napi); phy_stop(adpt->phydev); - phy_disconnect(adpt->phydev); - /* disable mac irq */ + /* Interrupts must be disabled before the PHY is disconnected, to + * avoid a race condition where adjust_link is null when we get + * an interrupt. + */ writel(DIS_INT, adpt->base + EMAC_INT_STATUS); writel(0, adpt->base + EMAC_INT_MASK); synchronize_irq(adpt->irq.irq); free_irq(adpt->irq.irq, &adpt->irq); + phy_disconnect(adpt->phydev); + emac_mac_reset(adpt); emac_tx_q_descs_free(adpt); diff --git a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c index 75c1b530e39e..72fe343c7a36 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c +++ b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c @@ -421,7 +421,7 @@ static const struct emac_reg_write sgmii_v2_laned[] = { /* CDR Settings */ {EMAC_SGMII_LN_UCDR_FO_GAIN_MODE0, UCDR_STEP_BY_TWO_MODE0 | UCDR_xO_GAIN_MODE(10)}, - {EMAC_SGMII_LN_UCDR_SO_GAIN_MODE0, UCDR_xO_GAIN_MODE(6)}, + {EMAC_SGMII_LN_UCDR_SO_GAIN_MODE0, UCDR_xO_GAIN_MODE(0)}, {EMAC_SGMII_LN_UCDR_SO_CONFIG, UCDR_ENABLE | UCDR_SO_SATURATION(12)}, /* TX/RX Settings */ diff --git a/drivers/net/ethernet/qualcomm/emac/emac.c b/drivers/net/ethernet/qualcomm/emac/emac.c index 9bf3b2b82e95..4fede4b86538 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac.c @@ -575,6 +575,7 @@ static const struct of_device_id emac_dt_match[] = { }, {} }; +MODULE_DEVICE_TABLE(of, emac_dt_match); #if IS_ENABLED(CONFIG_ACPI) static const struct acpi_device_id emac_acpi_match[] = { diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index e55638c7505a..bf000d819a21 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -8273,7 +8273,8 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if ((sizeof(dma_addr_t) > 4) && (use_dac == 1 || (use_dac == -1 && pci_is_pcie(pdev) && tp->mac_version >= RTL_GIGA_MAC_VER_18)) && - !pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) { + !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && + !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) { /* CPlusCmd Dual Access Cycle is only needed for non-PCIe */ if (!pci_is_pcie(pdev)) diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index 5424fb341613..24b746406bc7 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -1471,7 +1471,7 @@ static int rocker_world_check_init(struct rocker_port *rocker_port) if (rocker->wops) { if (rocker->wops->mode != mode) { dev_err(&rocker->pdev->dev, "hardware has ports in different worlds, which is not supported\n"); - return err; + return -EINVAL; } return 0; } diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c index 431a60804272..4ca461322d60 100644 --- a/drivers/net/ethernet/rocker/rocker_ofdpa.c +++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c @@ -1493,8 +1493,6 @@ static int ofdpa_port_ipv4_nh(struct ofdpa_port *ofdpa_port, spin_lock_irqsave(&ofdpa->neigh_tbl_lock, lock_flags); found = ofdpa_neigh_tbl_find(ofdpa, ip_addr); - if (found) - *index = found->index; updating = found && adding; removing = found && !adding; @@ -1508,9 +1506,11 @@ static int ofdpa_port_ipv4_nh(struct ofdpa_port *ofdpa_port, resolved = false; } else if (removing) { ofdpa_neigh_del(trans, found); + *index = found->index; } else if (updating) { ofdpa_neigh_update(found, trans, NULL, false); resolved = !is_zero_ether_addr(found->eth_dst); + *index = found->index; } else { err = -ENOENT; } diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 3cf3557106c2..6b89e4a7b164 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -485,6 +485,9 @@ efx_copy_channel(const struct efx_channel *old_channel) *channel = *old_channel; channel->napi_dev = NULL; + INIT_HLIST_NODE(&channel->napi_str.napi_hash_node); + channel->napi_str.napi_id = 0; + channel->napi_str.state = 0; memset(&channel->eventq, 0, sizeof(channel->eventq)); for (j = 0; j < EFX_TXQ_TYPES; j++) { diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 3818c5e06eba..4b78168a5f3c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -107,7 +107,7 @@ config DWMAC_STI config DWMAC_STM32 tristate "STM32 DWMAC support" default ARCH_STM32 - depends on OF && HAS_IOMEM + depends on OF && HAS_IOMEM && (ARCH_STM32 || COMPILE_TEST) select MFD_SYSCON ---help--- Support for ethernet controller on STM32 SOCs. diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c index 2920e2ee3864..489ef146201e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c +++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c @@ -63,8 +63,8 @@ #define TSE_PCS_SGMII_LINK_TIMER_0 0x0D40 #define TSE_PCS_SGMII_LINK_TIMER_1 0x0003 #define TSE_PCS_SW_RESET_TIMEOUT 100 -#define TSE_PCS_USE_SGMII_AN_MASK BIT(2) -#define TSE_PCS_USE_SGMII_ENA BIT(1) +#define TSE_PCS_USE_SGMII_AN_MASK BIT(1) +#define TSE_PCS_USE_SGMII_ENA BIT(0) #define SGMII_ADAPTER_CTRL_REG 0x00 #define SGMII_ADAPTER_DISABLE 0x0001 diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index d3292c4a6eda..6d2de4e01f6d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -120,14 +120,17 @@ struct stmmac_extra_stats { unsigned long ip_csum_bypassed; unsigned long ipv4_pkt_rcvd; unsigned long ipv6_pkt_rcvd; - unsigned long rx_msg_type_ext_no_ptp; - unsigned long rx_msg_type_sync; - unsigned long rx_msg_type_follow_up; - unsigned long rx_msg_type_delay_req; - unsigned long rx_msg_type_delay_resp; - unsigned long rx_msg_type_pdelay_req; - unsigned long rx_msg_type_pdelay_resp; - unsigned long rx_msg_type_pdelay_follow_up; + unsigned long no_ptp_rx_msg_type_ext; + unsigned long ptp_rx_msg_type_sync; + unsigned long ptp_rx_msg_type_follow_up; + unsigned long ptp_rx_msg_type_delay_req; + unsigned long ptp_rx_msg_type_delay_resp; + unsigned long ptp_rx_msg_type_pdelay_req; + unsigned long ptp_rx_msg_type_pdelay_resp; + unsigned long ptp_rx_msg_type_pdelay_follow_up; + unsigned long ptp_rx_msg_type_announce; + unsigned long ptp_rx_msg_type_management; + unsigned long ptp_rx_msg_pkt_reserved_type; unsigned long ptp_frame_type; unsigned long ptp_ver; unsigned long timestamp_dropped; @@ -482,11 +485,12 @@ struct stmmac_ops { /* PTP and HW Timer helpers */ struct stmmac_hwtimestamp { void (*config_hw_tstamping) (void __iomem *ioaddr, u32 data); - u32 (*config_sub_second_increment) (void __iomem *ioaddr, u32 clk_rate); + u32 (*config_sub_second_increment)(void __iomem *ioaddr, u32 ptp_clock, + int gmac4); int (*init_systime) (void __iomem *ioaddr, u32 sec, u32 nsec); int (*config_addend) (void __iomem *ioaddr, u32 addend); int (*adjust_systime) (void __iomem *ioaddr, u32 sec, u32 nsec, - int add_sub); + int add_sub, int gmac4); u64(*get_systime) (void __iomem *ioaddr); }; diff --git a/drivers/net/ethernet/stmicro/stmmac/descs.h b/drivers/net/ethernet/stmicro/stmmac/descs.h index 2e4c171a2b41..e3c86d422109 100644 --- a/drivers/net/ethernet/stmicro/stmmac/descs.h +++ b/drivers/net/ethernet/stmicro/stmmac/descs.h @@ -155,14 +155,18 @@ #define ERDES4_L3_L4_FILT_NO_MATCH_MASK GENMASK(27, 26) /* Extended RDES4 message type definitions */ -#define RDES_EXT_NO_PTP 0 -#define RDES_EXT_SYNC 1 -#define RDES_EXT_FOLLOW_UP 2 -#define RDES_EXT_DELAY_REQ 3 -#define RDES_EXT_DELAY_RESP 4 -#define RDES_EXT_PDELAY_REQ 5 -#define RDES_EXT_PDELAY_RESP 6 -#define RDES_EXT_PDELAY_FOLLOW_UP 7 +#define RDES_EXT_NO_PTP 0x0 +#define RDES_EXT_SYNC 0x1 +#define RDES_EXT_FOLLOW_UP 0x2 +#define RDES_EXT_DELAY_REQ 0x3 +#define RDES_EXT_DELAY_RESP 0x4 +#define RDES_EXT_PDELAY_REQ 0x5 +#define RDES_EXT_PDELAY_RESP 0x6 +#define RDES_EXT_PDELAY_FOLLOW_UP 0x7 +#define RDES_PTP_ANNOUNCE 0x8 +#define RDES_PTP_MANAGEMENT 0x9 +#define RDES_PTP_SIGNALING 0xa +#define RDES_PTP_PKT_RESERVED_TYPE 0xf /* Basic descriptor structure for normal and alternate descriptors */ struct dma_desc { diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c index 4ec7397e7fb3..a601f8d43b75 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c @@ -123,22 +123,29 @@ static int dwmac4_wrback_get_rx_status(void *data, struct stmmac_extra_stats *x, x->ipv4_pkt_rcvd++; if (rdes1 & RDES1_IPV6_HEADER) x->ipv6_pkt_rcvd++; - if (message_type == RDES_EXT_SYNC) - x->rx_msg_type_sync++; + + if (message_type == RDES_EXT_NO_PTP) + x->no_ptp_rx_msg_type_ext++; + else if (message_type == RDES_EXT_SYNC) + x->ptp_rx_msg_type_sync++; else if (message_type == RDES_EXT_FOLLOW_UP) - x->rx_msg_type_follow_up++; + x->ptp_rx_msg_type_follow_up++; else if (message_type == RDES_EXT_DELAY_REQ) - x->rx_msg_type_delay_req++; + x->ptp_rx_msg_type_delay_req++; else if (message_type == RDES_EXT_DELAY_RESP) - x->rx_msg_type_delay_resp++; + x->ptp_rx_msg_type_delay_resp++; else if (message_type == RDES_EXT_PDELAY_REQ) - x->rx_msg_type_pdelay_req++; + x->ptp_rx_msg_type_pdelay_req++; else if (message_type == RDES_EXT_PDELAY_RESP) - x->rx_msg_type_pdelay_resp++; + x->ptp_rx_msg_type_pdelay_resp++; else if (message_type == RDES_EXT_PDELAY_FOLLOW_UP) - x->rx_msg_type_pdelay_follow_up++; - else - x->rx_msg_type_ext_no_ptp++; + x->ptp_rx_msg_type_pdelay_follow_up++; + else if (message_type == RDES_PTP_ANNOUNCE) + x->ptp_rx_msg_type_announce++; + else if (message_type == RDES_PTP_MANAGEMENT) + x->ptp_rx_msg_type_management++; + else if (message_type == RDES_PTP_PKT_RESERVED_TYPE) + x->ptp_rx_msg_pkt_reserved_type++; if (rdes1 & RDES1_PTP_PACKET_TYPE) x->ptp_frame_type++; @@ -204,14 +211,18 @@ static void dwmac4_rd_enable_tx_timestamp(struct dma_desc *p) static int dwmac4_wrback_get_tx_timestamp_status(struct dma_desc *p) { - return (p->des3 & TDES3_TIMESTAMP_STATUS) - >> TDES3_TIMESTAMP_STATUS_SHIFT; + /* Context type from W/B descriptor must be zero */ + if (p->des3 & TDES3_CONTEXT_TYPE) + return -EINVAL; + + /* Tx Timestamp Status is 1 so des0 and des1'll have valid values */ + if (p->des3 & TDES3_TIMESTAMP_STATUS) + return 0; + + return 1; } -/* NOTE: For RX CTX bit has to be checked before - * HAVE a specific function for TX and another one for RX - */ -static u64 dwmac4_wrback_get_timestamp(void *desc, u32 ats) +static inline u64 dwmac4_get_timestamp(void *desc, u32 ats) { struct dma_desc *p = (struct dma_desc *)desc; u64 ns; @@ -223,12 +234,54 @@ static u64 dwmac4_wrback_get_timestamp(void *desc, u32 ats) return ns; } -static int dwmac4_context_get_rx_timestamp_status(void *desc, u32 ats) +static int dwmac4_rx_check_timestamp(void *desc) +{ + struct dma_desc *p = (struct dma_desc *)desc; + u32 own, ctxt; + int ret = 1; + + own = p->des3 & RDES3_OWN; + ctxt = ((p->des3 & RDES3_CONTEXT_DESCRIPTOR) + >> RDES3_CONTEXT_DESCRIPTOR_SHIFT); + + if (likely(!own && ctxt)) { + if ((p->des0 == 0xffffffff) && (p->des1 == 0xffffffff)) + /* Corrupted value */ + ret = -EINVAL; + else + /* A valid Timestamp is ready to be read */ + ret = 0; + } + + /* Timestamp not ready */ + return ret; +} + +static int dwmac4_wrback_get_rx_timestamp_status(void *desc, u32 ats) { struct dma_desc *p = (struct dma_desc *)desc; + int ret = -EINVAL; + + /* Get the status from normal w/b descriptor */ + if (likely(p->des3 & TDES3_RS1V)) { + if (likely(p->des1 & RDES1_TIMESTAMP_AVAILABLE)) { + int i = 0; + + /* Check if timestamp is OK from context descriptor */ + do { + ret = dwmac4_rx_check_timestamp(desc); + if (ret < 0) + goto exit; + i++; - return (p->des1 & RDES1_TIMESTAMP_AVAILABLE) - >> RDES1_TIMESTAMP_AVAILABLE_SHIFT; + } while ((ret == 1) || (i < 10)); + + if (i == 10) + ret = -EBUSY; + } + } +exit: + return ret; } static void dwmac4_rd_init_rx_desc(struct dma_desc *p, int disable_rx_ic, @@ -347,10 +400,9 @@ static void dwmac4_display_ring(void *head, unsigned int size, bool rx) pr_info("%s descriptor ring:\n", rx ? "RX" : "TX"); for (i = 0; i < size; i++) { - if (p->des0) - pr_info("%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", - i, (unsigned int)virt_to_phys(p), - p->des0, p->des1, p->des2, p->des3); + pr_info("%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", + i, (unsigned int)virt_to_phys(p), + p->des0, p->des1, p->des2, p->des3); p++; } } @@ -374,8 +426,8 @@ const struct stmmac_desc_ops dwmac4_desc_ops = { .get_rx_frame_len = dwmac4_wrback_get_rx_frame_len, .enable_tx_timestamp = dwmac4_rd_enable_tx_timestamp, .get_tx_timestamp_status = dwmac4_wrback_get_tx_timestamp_status, - .get_timestamp = dwmac4_wrback_get_timestamp, - .get_rx_timestamp_status = dwmac4_context_get_rx_timestamp_status, + .get_rx_timestamp_status = dwmac4_wrback_get_rx_timestamp_status, + .get_timestamp = dwmac4_get_timestamp, .set_tx_ic = dwmac4_rd_set_tx_ic, .prepare_tx_desc = dwmac4_rd_prepare_tx_desc, .prepare_tso_tx_desc = dwmac4_rd_prepare_tso_tx_desc, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.h index 0902a2edeaa9..9736c505211a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.h @@ -59,10 +59,13 @@ #define TDES3_CTXT_TCMSSV BIT(26) /* TDES3 Common */ +#define TDES3_RS1V BIT(26) +#define TDES3_RS1V_SHIFT 26 #define TDES3_LAST_DESCRIPTOR BIT(28) #define TDES3_LAST_DESCRIPTOR_SHIFT 28 #define TDES3_FIRST_DESCRIPTOR BIT(29) #define TDES3_CONTEXT_TYPE BIT(30) +#define TDES3_CONTEXT_TYPE_SHIFT 30 /* TDS3 use for both format (read and write back) */ #define TDES3_OWN BIT(31) @@ -117,6 +120,7 @@ #define RDES3_LAST_DESCRIPTOR BIT(28) #define RDES3_FIRST_DESCRIPTOR BIT(29) #define RDES3_CONTEXT_DESCRIPTOR BIT(30) +#define RDES3_CONTEXT_DESCRIPTOR_SHIFT 30 /* RDES3 (read format) */ #define RDES3_BUFFER1_VALID_ADDR BIT(24) diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c index 38f19c99cf59..e75549327c34 100644 --- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c @@ -150,22 +150,30 @@ static void enh_desc_get_ext_status(void *data, struct stmmac_extra_stats *x, x->ipv4_pkt_rcvd++; if (rdes4 & ERDES4_IPV6_PKT_RCVD) x->ipv6_pkt_rcvd++; - if (message_type == RDES_EXT_SYNC) - x->rx_msg_type_sync++; + + if (message_type == RDES_EXT_NO_PTP) + x->no_ptp_rx_msg_type_ext++; + else if (message_type == RDES_EXT_SYNC) + x->ptp_rx_msg_type_sync++; else if (message_type == RDES_EXT_FOLLOW_UP) - x->rx_msg_type_follow_up++; + x->ptp_rx_msg_type_follow_up++; else if (message_type == RDES_EXT_DELAY_REQ) - x->rx_msg_type_delay_req++; + x->ptp_rx_msg_type_delay_req++; else if (message_type == RDES_EXT_DELAY_RESP) - x->rx_msg_type_delay_resp++; + x->ptp_rx_msg_type_delay_resp++; else if (message_type == RDES_EXT_PDELAY_REQ) - x->rx_msg_type_pdelay_req++; + x->ptp_rx_msg_type_pdelay_req++; else if (message_type == RDES_EXT_PDELAY_RESP) - x->rx_msg_type_pdelay_resp++; + x->ptp_rx_msg_type_pdelay_resp++; else if (message_type == RDES_EXT_PDELAY_FOLLOW_UP) - x->rx_msg_type_pdelay_follow_up++; - else - x->rx_msg_type_ext_no_ptp++; + x->ptp_rx_msg_type_pdelay_follow_up++; + else if (message_type == RDES_PTP_ANNOUNCE) + x->ptp_rx_msg_type_announce++; + else if (message_type == RDES_PTP_MANAGEMENT) + x->ptp_rx_msg_type_management++; + else if (message_type == RDES_PTP_PKT_RESERVED_TYPE) + x->ptp_rx_msg_pkt_reserved_type++; + if (rdes4 & ERDES4_PTP_FRAME_TYPE) x->ptp_frame_type++; if (rdes4 & ERDES4_PTP_VER) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 8dc9056c1001..4d2a759b8465 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -129,6 +129,7 @@ struct stmmac_priv { int irq_wake; spinlock_t ptp_lock; void __iomem *mmcaddr; + void __iomem *ptpaddr; u32 rx_tail_addr; u32 tx_tail_addr; u32 mss; @@ -145,7 +146,7 @@ int stmmac_mdio_register(struct net_device *ndev); int stmmac_mdio_reset(struct mii_bus *mii); void stmmac_set_ethtool_ops(struct net_device *netdev); -int stmmac_ptp_register(struct stmmac_priv *priv); +void stmmac_ptp_register(struct stmmac_priv *priv); void stmmac_ptp_unregister(struct stmmac_priv *priv); int stmmac_resume(struct device *dev); int stmmac_suspend(struct device *dev); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index 1e06173fc9d7..c5d0142adda2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -115,14 +115,17 @@ static const struct stmmac_stats stmmac_gstrings_stats[] = { STMMAC_STAT(ip_csum_bypassed), STMMAC_STAT(ipv4_pkt_rcvd), STMMAC_STAT(ipv6_pkt_rcvd), - STMMAC_STAT(rx_msg_type_ext_no_ptp), - STMMAC_STAT(rx_msg_type_sync), - STMMAC_STAT(rx_msg_type_follow_up), - STMMAC_STAT(rx_msg_type_delay_req), - STMMAC_STAT(rx_msg_type_delay_resp), - STMMAC_STAT(rx_msg_type_pdelay_req), - STMMAC_STAT(rx_msg_type_pdelay_resp), - STMMAC_STAT(rx_msg_type_pdelay_follow_up), + STMMAC_STAT(no_ptp_rx_msg_type_ext), + STMMAC_STAT(ptp_rx_msg_type_sync), + STMMAC_STAT(ptp_rx_msg_type_follow_up), + STMMAC_STAT(ptp_rx_msg_type_delay_req), + STMMAC_STAT(ptp_rx_msg_type_delay_resp), + STMMAC_STAT(ptp_rx_msg_type_pdelay_req), + STMMAC_STAT(ptp_rx_msg_type_pdelay_resp), + STMMAC_STAT(ptp_rx_msg_type_pdelay_follow_up), + STMMAC_STAT(ptp_rx_msg_type_announce), + STMMAC_STAT(ptp_rx_msg_type_management), + STMMAC_STAT(ptp_rx_msg_pkt_reserved_type), STMMAC_STAT(ptp_frame_type), STMMAC_STAT(ptp_ver), STMMAC_STAT(timestamp_dropped), diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c index a77f68918010..10d6059b2f26 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c @@ -34,21 +34,29 @@ static void stmmac_config_hw_tstamping(void __iomem *ioaddr, u32 data) } static u32 stmmac_config_sub_second_increment(void __iomem *ioaddr, - u32 ptp_clock) + u32 ptp_clock, int gmac4) { u32 value = readl(ioaddr + PTP_TCR); unsigned long data; - /* Convert the ptp_clock to nano second - * formula = (2/ptp_clock) * 1000000000 - * where, ptp_clock = 50MHz. + /* For GMAC3.x, 4.x versions, convert the ptp_clock to nano second + * formula = (1/ptp_clock) * 1000000000 + * where ptp_clock is 50MHz if fine method is used to update system */ - data = (2000000000ULL / ptp_clock); + if (value & PTP_TCR_TSCFUPDT) + data = (1000000000ULL / 50000000); + else + data = (1000000000ULL / ptp_clock); /* 0.465ns accuracy */ if (!(value & PTP_TCR_TSCTRLSSR)) data = (data * 1000) / 465; + data &= PTP_SSIR_SSINC_MASK; + + if (gmac4) + data = data << GMAC4_PTP_SSIR_SSINC_SHIFT; + writel(data, ioaddr + PTP_SSIR); return data; @@ -104,14 +112,30 @@ static int stmmac_config_addend(void __iomem *ioaddr, u32 addend) } static int stmmac_adjust_systime(void __iomem *ioaddr, u32 sec, u32 nsec, - int add_sub) + int add_sub, int gmac4) { u32 value; int limit; + if (add_sub) { + /* If the new sec value needs to be subtracted with + * the system time, then MAC_STSUR reg should be + * programmed with (2^32 – <new_sec_value>) + */ + if (gmac4) + sec = (100000000ULL - sec); + + value = readl(ioaddr + PTP_TCR); + if (value & PTP_TCR_TSCTRLSSR) + nsec = (PTP_DIGITAL_ROLLOVER_MODE - nsec); + else + nsec = (PTP_BINARY_ROLLOVER_MODE - nsec); + } + writel(sec, ioaddr + PTP_STSUR); - writel(((add_sub << PTP_STNSUR_ADDSUB_SHIFT) | nsec), - ioaddr + PTP_STNSUR); + value = (add_sub << PTP_STNSUR_ADDSUB_SHIFT) | nsec; + writel(value, ioaddr + PTP_STNSUR); + /* issue command to initialize the system time value */ value = readl(ioaddr + PTP_TCR); value |= PTP_TCR_TSUPDT; @@ -134,8 +158,9 @@ static u64 stmmac_get_systime(void __iomem *ioaddr) { u64 ns; + /* Get the TSSS value */ ns = readl(ioaddr + PTP_STNSR); - /* convert sec time value to nanosecond */ + /* Get the TSS and convert sec time value to nanosecond */ ns += readl(ioaddr + PTP_STSR) * 1000000000ULL; return ns; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 6c85b61aaa0b..1f9ec02fa7f8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -340,18 +340,17 @@ out: /* stmmac_get_tx_hwtstamp - get HW TX timestamps * @priv: driver private structure - * @entry : descriptor index to be used. + * @p : descriptor pointer * @skb : the socket buffer * Description : * This function will read timestamp from the descriptor & pass it to stack. * and also perform some sanity checks. */ static void stmmac_get_tx_hwtstamp(struct stmmac_priv *priv, - unsigned int entry, struct sk_buff *skb) + struct dma_desc *p, struct sk_buff *skb) { struct skb_shared_hwtstamps shhwtstamp; u64 ns; - void *desc = NULL; if (!priv->hwts_tx_en) return; @@ -360,58 +359,55 @@ static void stmmac_get_tx_hwtstamp(struct stmmac_priv *priv, if (likely(!skb || !(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS))) return; - if (priv->adv_ts) - desc = (priv->dma_etx + entry); - else - desc = (priv->dma_tx + entry); - /* check tx tstamp status */ - if (!priv->hw->desc->get_tx_timestamp_status((struct dma_desc *)desc)) - return; + if (!priv->hw->desc->get_tx_timestamp_status(p)) { + /* get the valid tstamp */ + ns = priv->hw->desc->get_timestamp(p, priv->adv_ts); - /* get the valid tstamp */ - ns = priv->hw->desc->get_timestamp(desc, priv->adv_ts); + memset(&shhwtstamp, 0, sizeof(struct skb_shared_hwtstamps)); + shhwtstamp.hwtstamp = ns_to_ktime(ns); - memset(&shhwtstamp, 0, sizeof(struct skb_shared_hwtstamps)); - shhwtstamp.hwtstamp = ns_to_ktime(ns); - /* pass tstamp to stack */ - skb_tstamp_tx(skb, &shhwtstamp); + netdev_info(priv->dev, "get valid TX hw timestamp %llu\n", ns); + /* pass tstamp to stack */ + skb_tstamp_tx(skb, &shhwtstamp); + } return; } /* stmmac_get_rx_hwtstamp - get HW RX timestamps * @priv: driver private structure - * @entry : descriptor index to be used. + * @p : descriptor pointer + * @np : next descriptor pointer * @skb : the socket buffer * Description : * This function will read received packet's timestamp from the descriptor * and pass it to stack. It also perform some sanity checks. */ -static void stmmac_get_rx_hwtstamp(struct stmmac_priv *priv, - unsigned int entry, struct sk_buff *skb) +static void stmmac_get_rx_hwtstamp(struct stmmac_priv *priv, struct dma_desc *p, + struct dma_desc *np, struct sk_buff *skb) { struct skb_shared_hwtstamps *shhwtstamp = NULL; u64 ns; - void *desc = NULL; if (!priv->hwts_rx_en) return; - if (priv->adv_ts) - desc = (priv->dma_erx + entry); - else - desc = (priv->dma_rx + entry); - - /* exit if rx tstamp is not valid */ - if (!priv->hw->desc->get_rx_timestamp_status(desc, priv->adv_ts)) - return; + /* Check if timestamp is available */ + if (!priv->hw->desc->get_rx_timestamp_status(p, priv->adv_ts)) { + /* For GMAC4, the valid timestamp is from CTX next desc. */ + if (priv->plat->has_gmac4) + ns = priv->hw->desc->get_timestamp(np, priv->adv_ts); + else + ns = priv->hw->desc->get_timestamp(p, priv->adv_ts); - /* get valid tstamp */ - ns = priv->hw->desc->get_timestamp(desc, priv->adv_ts); - shhwtstamp = skb_hwtstamps(skb); - memset(shhwtstamp, 0, sizeof(struct skb_shared_hwtstamps)); - shhwtstamp->hwtstamp = ns_to_ktime(ns); + netdev_info(priv->dev, "get valid RX hw timestamp %llu\n", ns); + shhwtstamp = skb_hwtstamps(skb); + memset(shhwtstamp, 0, sizeof(struct skb_shared_hwtstamps)); + shhwtstamp->hwtstamp = ns_to_ktime(ns); + } else { + netdev_err(priv->dev, "cannot get RX hw timestamp\n"); + } } /** @@ -598,17 +594,18 @@ static int stmmac_hwtstamp_ioctl(struct net_device *dev, struct ifreq *ifr) priv->hwts_tx_en = config.tx_type == HWTSTAMP_TX_ON; if (!priv->hwts_tx_en && !priv->hwts_rx_en) - priv->hw->ptp->config_hw_tstamping(priv->ioaddr, 0); + priv->hw->ptp->config_hw_tstamping(priv->ptpaddr, 0); else { value = (PTP_TCR_TSENA | PTP_TCR_TSCFUPDT | PTP_TCR_TSCTRLSSR | tstamp_all | ptp_v2 | ptp_over_ethernet | ptp_over_ipv6_udp | ptp_over_ipv4_udp | ts_event_en | ts_master_en | snap_type_sel); - priv->hw->ptp->config_hw_tstamping(priv->ioaddr, value); + priv->hw->ptp->config_hw_tstamping(priv->ptpaddr, value); /* program Sub Second Increment reg */ sec_inc = priv->hw->ptp->config_sub_second_increment( - priv->ioaddr, priv->clk_ptp_rate); + priv->ptpaddr, priv->clk_ptp_rate, + priv->plat->has_gmac4); temp = div_u64(1000000000ULL, sec_inc); /* calculate default added value: @@ -618,14 +615,14 @@ static int stmmac_hwtstamp_ioctl(struct net_device *dev, struct ifreq *ifr) */ temp = (u64)(temp << 32); priv->default_addend = div_u64(temp, priv->clk_ptp_rate); - priv->hw->ptp->config_addend(priv->ioaddr, + priv->hw->ptp->config_addend(priv->ptpaddr, priv->default_addend); /* initialize system time */ ktime_get_real_ts64(&now); /* lower 32 bits of tv_sec are safe until y2106 */ - priv->hw->ptp->init_systime(priv->ioaddr, (u32)now.tv_sec, + priv->hw->ptp->init_systime(priv->ptpaddr, (u32)now.tv_sec, now.tv_nsec); } @@ -676,7 +673,9 @@ static int stmmac_init_ptp(struct stmmac_priv *priv) priv->hwts_tx_en = 0; priv->hwts_rx_en = 0; - return stmmac_ptp_register(priv); + stmmac_ptp_register(priv); + + return 0; } static void stmmac_release_ptp(struct stmmac_priv *priv) @@ -878,6 +877,13 @@ static int stmmac_init_phy(struct net_device *dev) return -ENODEV; } + /* stmmac_adjust_link will change this to PHY_IGNORE_INTERRUPT to avoid + * subsequent PHY polling, make sure we force a link transition if + * we have a UP/DOWN/UP transition + */ + if (phydev->is_pseudo_fixed_link) + phydev->irq = PHY_POLL; + pr_debug("stmmac_init_phy: %s: attached to PHY (UID 0x%x)" " Link = %d\n", dev->name, phydev->phy_id, phydev->link); @@ -1331,7 +1337,7 @@ static void stmmac_tx_clean(struct stmmac_priv *priv) priv->dev->stats.tx_packets++; priv->xstats.tx_pkt_n++; } - stmmac_get_tx_hwtstamp(priv, entry, skb); + stmmac_get_tx_hwtstamp(priv, p, skb); } if (likely(priv->tx_skbuff_dma[entry].buf)) { @@ -1477,10 +1483,13 @@ static void stmmac_mmc_setup(struct stmmac_priv *priv) unsigned int mode = MMC_CNTRL_RESET_ON_READ | MMC_CNTRL_COUNTER_RESET | MMC_CNTRL_PRESET | MMC_CNTRL_FULL_HALF_PRESET; - if (priv->synopsys_id >= DWMAC_CORE_4_00) + if (priv->synopsys_id >= DWMAC_CORE_4_00) { + priv->ptpaddr = priv->ioaddr + PTP_GMAC4_OFFSET; priv->mmcaddr = priv->ioaddr + MMC_GMAC4_OFFSET; - else + } else { + priv->ptpaddr = priv->ioaddr + PTP_GMAC3_X_OFFSET; priv->mmcaddr = priv->ioaddr + MMC_GMAC3_X_OFFSET; + } dwmac_mmc_intr_all_mask(priv->mmcaddr); @@ -1710,7 +1719,7 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) if (init_ptp) { ret = stmmac_init_ptp(priv); if (ret) - netdev_warn(priv->dev, "PTP support cannot init.\n"); + netdev_warn(priv->dev, "fail to init PTP.\n"); } #ifdef CONFIG_DEBUG_FS @@ -2475,7 +2484,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) if (netif_msg_rx_status(priv)) { void *rx_head; - pr_debug("%s: descriptor ring:\n", __func__); + pr_info(">>>>>> %s: descriptor ring:\n", __func__); if (priv->extend_desc) rx_head = (void *)priv->dma_erx; else @@ -2486,6 +2495,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) while (count < limit) { int status; struct dma_desc *p; + struct dma_desc *np; if (priv->extend_desc) p = (struct dma_desc *)(priv->dma_erx + entry); @@ -2505,9 +2515,11 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) next_entry = priv->cur_rx; if (priv->extend_desc) - prefetch(priv->dma_erx + next_entry); + np = (struct dma_desc *)(priv->dma_erx + next_entry); else - prefetch(priv->dma_rx + next_entry); + np = priv->dma_rx + next_entry; + + prefetch(np); if ((priv->extend_desc) && (priv->hw->desc->rx_extended_status)) priv->hw->desc->rx_extended_status(&priv->dev->stats, @@ -2559,7 +2571,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) frame_len -= ETH_FCS_LEN; if (netif_msg_rx_status(priv)) { - pr_debug("\tdesc: %p [entry %d] buff=0x%x\n", + pr_info("\tdesc: %p [entry %d] buff=0x%x\n", p, entry, des); if (frame_len > ETH_FRAME_LEN) pr_debug("\tframe size %d, COE: %d\n", @@ -2616,13 +2628,13 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) DMA_FROM_DEVICE); } - stmmac_get_rx_hwtstamp(priv, entry, skb); - if (netif_msg_pktdata(priv)) { pr_debug("frame received (%dbytes)", frame_len); print_pkt(skb->data, frame_len); } + stmmac_get_rx_hwtstamp(priv, p, np, skb); + stmmac_rx_vlan(priv->dev, skb); skb->protocol = eth_type_trans(skb, priv->dev); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c index 289d52725a6c..3eb281d1db08 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c @@ -54,7 +54,7 @@ static int stmmac_adjust_freq(struct ptp_clock_info *ptp, s32 ppb) spin_lock_irqsave(&priv->ptp_lock, flags); - priv->hw->ptp->config_addend(priv->ioaddr, addend); + priv->hw->ptp->config_addend(priv->ptpaddr, addend); spin_unlock_irqrestore(&priv->ptp_lock, flags); @@ -89,7 +89,8 @@ static int stmmac_adjust_time(struct ptp_clock_info *ptp, s64 delta) spin_lock_irqsave(&priv->ptp_lock, flags); - priv->hw->ptp->adjust_systime(priv->ioaddr, sec, nsec, neg_adj); + priv->hw->ptp->adjust_systime(priv->ptpaddr, sec, nsec, neg_adj, + priv->plat->has_gmac4); spin_unlock_irqrestore(&priv->ptp_lock, flags); @@ -114,7 +115,7 @@ static int stmmac_get_time(struct ptp_clock_info *ptp, struct timespec64 *ts) spin_lock_irqsave(&priv->ptp_lock, flags); - ns = priv->hw->ptp->get_systime(priv->ioaddr); + ns = priv->hw->ptp->get_systime(priv->ptpaddr); spin_unlock_irqrestore(&priv->ptp_lock, flags); @@ -141,7 +142,7 @@ static int stmmac_set_time(struct ptp_clock_info *ptp, spin_lock_irqsave(&priv->ptp_lock, flags); - priv->hw->ptp->init_systime(priv->ioaddr, ts->tv_sec, ts->tv_nsec); + priv->hw->ptp->init_systime(priv->ptpaddr, ts->tv_sec, ts->tv_nsec); spin_unlock_irqrestore(&priv->ptp_lock, flags); @@ -177,7 +178,7 @@ static struct ptp_clock_info stmmac_ptp_clock_ops = { * Description: this function will register the ptp clock driver * to kernel. It also does some house keeping work. */ -int stmmac_ptp_register(struct stmmac_priv *priv) +void stmmac_ptp_register(struct stmmac_priv *priv) { spin_lock_init(&priv->ptp_lock); priv->ptp_clock_ops = stmmac_ptp_clock_ops; @@ -185,15 +186,10 @@ int stmmac_ptp_register(struct stmmac_priv *priv) priv->ptp_clock = ptp_clock_register(&priv->ptp_clock_ops, priv->device); if (IS_ERR(priv->ptp_clock)) { + netdev_err(priv->dev, "ptp_clock_register failed\n"); priv->ptp_clock = NULL; - return PTR_ERR(priv->ptp_clock); - } - - spin_lock_init(&priv->ptp_lock); - - netdev_dbg(priv->dev, "Added PTP HW clock successfully\n"); - - return 0; + } else if (priv->ptp_clock) + netdev_info(priv->dev, "registered PTP clock\n"); } /** diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h index 4535df37c227..c06938c47af5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h @@ -22,51 +22,53 @@ Author: Rayagond Kokatanur <rayagond@vayavyalabs.com> ******************************************************************************/ -#ifndef __STMMAC_PTP_H__ -#define __STMMAC_PTP_H__ +#ifndef __STMMAC_PTP_H__ +#define __STMMAC_PTP_H__ -/* IEEE 1588 PTP register offsets */ -#define PTP_TCR 0x0700 /* Timestamp Control Reg */ -#define PTP_SSIR 0x0704 /* Sub-Second Increment Reg */ -#define PTP_STSR 0x0708 /* System Time – Seconds Regr */ -#define PTP_STNSR 0x070C /* System Time – Nanoseconds Reg */ -#define PTP_STSUR 0x0710 /* System Time – Seconds Update Reg */ -#define PTP_STNSUR 0x0714 /* System Time – Nanoseconds Update Reg */ -#define PTP_TAR 0x0718 /* Timestamp Addend Reg */ -#define PTP_TTSR 0x071C /* Target Time Seconds Reg */ -#define PTP_TTNSR 0x0720 /* Target Time Nanoseconds Reg */ -#define PTP_STHWSR 0x0724 /* System Time - Higher Word Seconds Reg */ -#define PTP_TSR 0x0728 /* Timestamp Status */ +#define PTP_GMAC4_OFFSET 0xb00 +#define PTP_GMAC3_X_OFFSET 0x700 -#define PTP_STNSUR_ADDSUB_SHIFT 31 +/* IEEE 1588 PTP register offsets */ +#define PTP_TCR 0x00 /* Timestamp Control Reg */ +#define PTP_SSIR 0x04 /* Sub-Second Increment Reg */ +#define PTP_STSR 0x08 /* System Time – Seconds Regr */ +#define PTP_STNSR 0x0c /* System Time – Nanoseconds Reg */ +#define PTP_STSUR 0x10 /* System Time – Seconds Update Reg */ +#define PTP_STNSUR 0x14 /* System Time – Nanoseconds Update Reg */ +#define PTP_TAR 0x18 /* Timestamp Addend Reg */ -/* PTP TCR defines */ -#define PTP_TCR_TSENA 0x00000001 /* Timestamp Enable */ -#define PTP_TCR_TSCFUPDT 0x00000002 /* Timestamp Fine/Coarse Update */ -#define PTP_TCR_TSINIT 0x00000004 /* Timestamp Initialize */ -#define PTP_TCR_TSUPDT 0x00000008 /* Timestamp Update */ -/* Timestamp Interrupt Trigger Enable */ -#define PTP_TCR_TSTRIG 0x00000010 -#define PTP_TCR_TSADDREG 0x00000020 /* Addend Reg Update */ -#define PTP_TCR_TSENALL 0x00000100 /* Enable Timestamp for All Frames */ -/* Timestamp Digital or Binary Rollover Control */ -#define PTP_TCR_TSCTRLSSR 0x00000200 +#define PTP_STNSUR_ADDSUB_SHIFT 31 +#define PTP_DIGITAL_ROLLOVER_MODE 0x3B9ACA00 /* 10e9-1 ns */ +#define PTP_BINARY_ROLLOVER_MODE 0x80000000 /* ~0.466 ns */ +/* PTP Timestamp control register defines */ +#define PTP_TCR_TSENA BIT(0) /* Timestamp Enable */ +#define PTP_TCR_TSCFUPDT BIT(1) /* Timestamp Fine/Coarse Update */ +#define PTP_TCR_TSINIT BIT(2) /* Timestamp Initialize */ +#define PTP_TCR_TSUPDT BIT(3) /* Timestamp Update */ +#define PTP_TCR_TSTRIG BIT(4) /* Timestamp Interrupt Trigger Enable */ +#define PTP_TCR_TSADDREG BIT(5) /* Addend Reg Update */ +#define PTP_TCR_TSENALL BIT(8) /* Enable Timestamp for All Frames */ +#define PTP_TCR_TSCTRLSSR BIT(9) /* Digital or Binary Rollover Control */ /* Enable PTP packet Processing for Version 2 Format */ -#define PTP_TCR_TSVER2ENA 0x00000400 +#define PTP_TCR_TSVER2ENA BIT(10) /* Enable Processing of PTP over Ethernet Frames */ -#define PTP_TCR_TSIPENA 0x00000800 +#define PTP_TCR_TSIPENA BIT(11) /* Enable Processing of PTP Frames Sent over IPv6-UDP */ -#define PTP_TCR_TSIPV6ENA 0x00001000 +#define PTP_TCR_TSIPV6ENA BIT(12) /* Enable Processing of PTP Frames Sent over IPv4-UDP */ -#define PTP_TCR_TSIPV4ENA 0x00002000 +#define PTP_TCR_TSIPV4ENA BIT(13) /* Enable Timestamp Snapshot for Event Messages */ -#define PTP_TCR_TSEVNTENA 0x00004000 +#define PTP_TCR_TSEVNTENA BIT(14) /* Enable Snapshot for Messages Relevant to Master */ -#define PTP_TCR_TSMSTRENA 0x00008000 +#define PTP_TCR_TSMSTRENA BIT(15) /* Select PTP packets for Taking Snapshots */ -#define PTP_TCR_SNAPTYPSEL_1 0x00010000 +#define PTP_TCR_SNAPTYPSEL_1 GENMASK(17, 16) /* Enable MAC address for PTP Frame Filtering */ -#define PTP_TCR_TSENMACADDR 0x00040000 +#define PTP_TCR_TSENMACADDR BIT(18) + +/* SSIR defines */ +#define PTP_SSIR_SSINC_MASK 0xff +#define GMAC4_PTP_SSIR_SSINC_SHIFT 16 -#endif /* __STMMAC_PTP_H__ */ +#endif /* __STMMAC_PTP_H__ */ diff --git a/drivers/net/ethernet/sun/sunbmac.c b/drivers/net/ethernet/sun/sunbmac.c index aa4f9d2d8fa9..02f452730d52 100644 --- a/drivers/net/ethernet/sun/sunbmac.c +++ b/drivers/net/ethernet/sun/sunbmac.c @@ -623,6 +623,7 @@ static int bigmac_init_hw(struct bigmac *bp, int from_irq) void __iomem *gregs = bp->gregs; void __iomem *cregs = bp->creg; void __iomem *bregs = bp->bregs; + __u32 bblk_dvma = (__u32)bp->bblock_dvma; unsigned char *e = &bp->dev->dev_addr[0]; /* Latch current counters into statistics. */ @@ -671,9 +672,9 @@ static int bigmac_init_hw(struct bigmac *bp, int from_irq) bregs + BMAC_XIFCFG); /* Tell the QEC where the ring descriptors are. */ - sbus_writel(bp->bblock_dvma + bib_offset(be_rxd, 0), + sbus_writel(bblk_dvma + bib_offset(be_rxd, 0), cregs + CREG_RXDS); - sbus_writel(bp->bblock_dvma + bib_offset(be_txd, 0), + sbus_writel(bblk_dvma + bib_offset(be_txd, 0), cregs + CREG_TXDS); /* Setup the FIFO pointers into QEC local memory. */ diff --git a/drivers/net/ethernet/sun/sunbmac.h b/drivers/net/ethernet/sun/sunbmac.h index 06dd21707353..532fc56830cf 100644 --- a/drivers/net/ethernet/sun/sunbmac.h +++ b/drivers/net/ethernet/sun/sunbmac.h @@ -291,7 +291,7 @@ struct bigmac { void __iomem *bregs; /* BigMAC Registers */ void __iomem *tregs; /* BigMAC Transceiver */ struct bmac_init_block *bmac_block; /* RX and TX descriptors */ - __u32 bblock_dvma; /* RX and TX descriptors */ + dma_addr_t bblock_dvma; /* RX and TX descriptors */ spinlock_t lock; diff --git a/drivers/net/ethernet/sun/sunqe.c b/drivers/net/ethernet/sun/sunqe.c index 9b825780b3be..9582948145c1 100644 --- a/drivers/net/ethernet/sun/sunqe.c +++ b/drivers/net/ethernet/sun/sunqe.c @@ -124,7 +124,7 @@ static void qe_init_rings(struct sunqe *qep) { struct qe_init_block *qb = qep->qe_block; struct sunqe_buffers *qbufs = qep->buffers; - __u32 qbufs_dvma = qep->buffers_dvma; + __u32 qbufs_dvma = (__u32)qep->buffers_dvma; int i; qep->rx_new = qep->rx_old = qep->tx_new = qep->tx_old = 0; @@ -144,6 +144,7 @@ static int qe_init(struct sunqe *qep, int from_irq) void __iomem *mregs = qep->mregs; void __iomem *gregs = qecp->gregs; unsigned char *e = &qep->dev->dev_addr[0]; + __u32 qblk_dvma = (__u32)qep->qblock_dvma; u32 tmp; int i; @@ -152,8 +153,8 @@ static int qe_init(struct sunqe *qep, int from_irq) return -EAGAIN; /* Setup initial rx/tx init block pointers. */ - sbus_writel(qep->qblock_dvma + qib_offset(qe_rxd, 0), cregs + CREG_RXDS); - sbus_writel(qep->qblock_dvma + qib_offset(qe_txd, 0), cregs + CREG_TXDS); + sbus_writel(qblk_dvma + qib_offset(qe_rxd, 0), cregs + CREG_RXDS); + sbus_writel(qblk_dvma + qib_offset(qe_txd, 0), cregs + CREG_TXDS); /* Enable/mask the various irq's. */ sbus_writel(0, cregs + CREG_RIMASK); @@ -413,7 +414,7 @@ static void qe_rx(struct sunqe *qep) struct net_device *dev = qep->dev; struct qe_rxd *this; struct sunqe_buffers *qbufs = qep->buffers; - __u32 qbufs_dvma = qep->buffers_dvma; + __u32 qbufs_dvma = (__u32)qep->buffers_dvma; int elem = qep->rx_new; u32 flags; @@ -572,7 +573,7 @@ static int qe_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct sunqe *qep = netdev_priv(dev); struct sunqe_buffers *qbufs = qep->buffers; - __u32 txbuf_dvma, qbufs_dvma = qep->buffers_dvma; + __u32 txbuf_dvma, qbufs_dvma = (__u32)qep->buffers_dvma; unsigned char *txbuf; int len, entry; diff --git a/drivers/net/ethernet/sun/sunqe.h b/drivers/net/ethernet/sun/sunqe.h index 581781b6b2fa..ae190b77431b 100644 --- a/drivers/net/ethernet/sun/sunqe.h +++ b/drivers/net/ethernet/sun/sunqe.h @@ -334,12 +334,12 @@ struct sunqe { void __iomem *qcregs; /* QEC per-channel Registers */ void __iomem *mregs; /* Per-channel MACE Registers */ struct qe_init_block *qe_block; /* RX and TX descriptors */ - __u32 qblock_dvma; /* RX and TX descriptors */ + dma_addr_t qblock_dvma; /* RX and TX descriptors */ spinlock_t lock; /* Protects txfull state */ int rx_new, rx_old; /* RX ring extents */ int tx_new, tx_old; /* TX ring extents */ struct sunqe_buffers *buffers; /* CPU visible address. */ - __u32 buffers_dvma; /* DVMA visible address. */ + dma_addr_t buffers_dvma; /* DVMA visible address. */ struct sunqec *parent; u8 mconfig; /* Base MACE mconfig value */ struct platform_device *op; /* QE's OF device struct */ diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c index 0d0053128542..4ba2421e625d 100644 --- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c +++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c @@ -33,7 +33,6 @@ #include <linux/stat.h> #include <linux/types.h> -#include <linux/types.h> #include <linux/slab.h> #include <linux/delay.h> #include <linux/mm.h> @@ -43,7 +42,6 @@ #include <linux/phy.h> #include <linux/mii.h> -#include <linux/delay.h> #include <linux/dma-mapping.h> #include <linux/vmalloc.h> @@ -982,11 +980,13 @@ static int dwceqos_mii_probe(struct net_device *ndev) if (netif_msg_probe(lp)) phy_attached_info(phydev); - phydev->supported &= PHY_GBIT_FEATURES; + phydev->supported &= PHY_GBIT_FEATURES | SUPPORTED_Pause | + SUPPORTED_Asym_Pause; lp->link = 0; lp->speed = 0; lp->duplex = DUPLEX_UNKNOWN; + lp->flowcontrol.autoneg = AUTONEG_ENABLE; return 0; } diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c index 054a8dd23dae..ba1e45ff6aae 100644 --- a/drivers/net/ethernet/ti/cpsw-phy-sel.c +++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c @@ -176,9 +176,12 @@ void cpsw_phy_sel(struct device *dev, phy_interface_t phy_mode, int slave) } dev = bus_find_device(&platform_bus_type, NULL, node, match); + of_node_put(node); priv = dev_get_drvdata(dev); priv->cpsw_phy_sel(priv, phy_mode, slave); + + put_device(dev); } EXPORT_SYMBOL_GPL(cpsw_phy_sel); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index c6cff3d2ff05..58947aae31c7 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -2375,8 +2375,11 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, * to the PHY is the Ethernet MAC DT node. */ ret = of_phy_register_fixed_link(slave_node); - if (ret) + if (ret) { + if (ret != -EPROBE_DEFER) + dev_err(&pdev->dev, "failed to register fixed-link phy: %d\n", ret); return ret; + } slave_data->phy_node = of_node_get(slave_node); } else if (parp) { u32 phyid; @@ -2397,6 +2400,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, } snprintf(slave_data->phy_id, sizeof(slave_data->phy_id), PHY_ID_FMT, mdio->name, phyid); + put_device(&mdio->dev); } else { dev_err(&pdev->dev, "No slave[%d] phy_id, phy-handle, or fixed-link property\n", @@ -2440,6 +2444,46 @@ no_phy_slave: return 0; } +static void cpsw_remove_dt(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct cpsw_common *cpsw = ndev_to_cpsw(ndev); + struct cpsw_platform_data *data = &cpsw->data; + struct device_node *node = pdev->dev.of_node; + struct device_node *slave_node; + int i = 0; + + for_each_available_child_of_node(node, slave_node) { + struct cpsw_slave_data *slave_data = &data->slave_data[i]; + + if (strcmp(slave_node->name, "slave")) + continue; + + if (of_phy_is_fixed_link(slave_node)) { + struct phy_device *phydev; + + phydev = of_phy_find_device(slave_node); + if (phydev) { + fixed_phy_unregister(phydev); + /* Put references taken by + * of_phy_find_device() and + * of_phy_register_fixed_link(). + */ + phy_device_free(phydev); + phy_device_free(phydev); + } + } + + of_node_put(slave_data->phy_node); + + i++; + if (i == data->slaves) + break; + } + + of_platform_depopulate(&pdev->dev); +} + static int cpsw_probe_dual_emac(struct cpsw_priv *priv) { struct cpsw_common *cpsw = priv->cpsw; @@ -2547,6 +2591,9 @@ static int cpsw_probe(struct platform_device *pdev) int irq; cpsw = devm_kzalloc(&pdev->dev, sizeof(struct cpsw_common), GFP_KERNEL); + if (!cpsw) + return -ENOMEM; + cpsw->dev = &pdev->dev; ndev = alloc_etherdev_mq(sizeof(struct cpsw_priv), CPSW_MAX_QUEUES); @@ -2584,11 +2631,19 @@ static int cpsw_probe(struct platform_device *pdev) /* Select default pin state */ pinctrl_pm_select_default_state(&pdev->dev); - if (cpsw_probe_dt(&cpsw->data, pdev)) { - dev_err(&pdev->dev, "cpsw: platform data missing\n"); - ret = -ENODEV; + /* Need to enable clocks with runtime PM api to access module + * registers + */ + ret = pm_runtime_get_sync(&pdev->dev); + if (ret < 0) { + pm_runtime_put_noidle(&pdev->dev); goto clean_runtime_disable_ret; } + + ret = cpsw_probe_dt(&cpsw->data, pdev); + if (ret) + goto clean_dt_ret; + data = &cpsw->data; cpsw->rx_ch_num = 1; cpsw->tx_ch_num = 1; @@ -2608,7 +2663,7 @@ static int cpsw_probe(struct platform_device *pdev) GFP_KERNEL); if (!cpsw->slaves) { ret = -ENOMEM; - goto clean_runtime_disable_ret; + goto clean_dt_ret; } for (i = 0; i < data->slaves; i++) cpsw->slaves[i].slave_num = i; @@ -2620,7 +2675,7 @@ static int cpsw_probe(struct platform_device *pdev) if (IS_ERR(clk)) { dev_err(priv->dev, "fck is not found\n"); ret = -ENODEV; - goto clean_runtime_disable_ret; + goto clean_dt_ret; } cpsw->bus_freq_mhz = clk_get_rate(clk) / 1000000; @@ -2628,26 +2683,17 @@ static int cpsw_probe(struct platform_device *pdev) ss_regs = devm_ioremap_resource(&pdev->dev, ss_res); if (IS_ERR(ss_regs)) { ret = PTR_ERR(ss_regs); - goto clean_runtime_disable_ret; + goto clean_dt_ret; } cpsw->regs = ss_regs; - /* Need to enable clocks with runtime PM api to access module - * registers - */ - ret = pm_runtime_get_sync(&pdev->dev); - if (ret < 0) { - pm_runtime_put_noidle(&pdev->dev); - goto clean_runtime_disable_ret; - } cpsw->version = readl(&cpsw->regs->id_ver); - pm_runtime_put_sync(&pdev->dev); res = platform_get_resource(pdev, IORESOURCE_MEM, 1); cpsw->wr_regs = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(cpsw->wr_regs)) { ret = PTR_ERR(cpsw->wr_regs); - goto clean_runtime_disable_ret; + goto clean_dt_ret; } memset(&dma_params, 0, sizeof(dma_params)); @@ -2684,7 +2730,7 @@ static int cpsw_probe(struct platform_device *pdev) default: dev_err(priv->dev, "unknown version 0x%08x\n", cpsw->version); ret = -ENODEV; - goto clean_runtime_disable_ret; + goto clean_dt_ret; } for (i = 0; i < cpsw->data.slaves; i++) { struct cpsw_slave *slave = &cpsw->slaves[i]; @@ -2713,7 +2759,7 @@ static int cpsw_probe(struct platform_device *pdev) if (!cpsw->dma) { dev_err(priv->dev, "error initializing dma\n"); ret = -ENOMEM; - goto clean_runtime_disable_ret; + goto clean_dt_ret; } cpsw->txch[0] = cpdma_chan_create(cpsw->dma, 0, cpsw_tx_handler, 0); @@ -2811,16 +2857,23 @@ static int cpsw_probe(struct platform_device *pdev) ret = cpsw_probe_dual_emac(priv); if (ret) { cpsw_err(priv, probe, "error probe slave 2 emac interface\n"); - goto clean_ale_ret; + goto clean_unregister_netdev_ret; } } + pm_runtime_put(&pdev->dev); + return 0; +clean_unregister_netdev_ret: + unregister_netdev(ndev); clean_ale_ret: cpsw_ale_destroy(cpsw->ale); clean_dma_ret: cpdma_ctlr_destroy(cpsw->dma); +clean_dt_ret: + cpsw_remove_dt(pdev); + pm_runtime_put_sync(&pdev->dev); clean_runtime_disable_ret: pm_runtime_disable(&pdev->dev); clean_ndev_ret: @@ -2846,7 +2899,7 @@ static int cpsw_remove(struct platform_device *pdev) cpsw_ale_destroy(cpsw->ale); cpdma_ctlr_destroy(cpsw->dma); - of_platform_depopulate(&pdev->dev); + cpsw_remove_dt(pdev); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); if (cpsw->data.dual_emac) diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 2fd94a5bc1f3..84fbe5714f8b 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1410,6 +1410,7 @@ static int emac_dev_open(struct net_device *ndev) int i = 0; struct emac_priv *priv = netdev_priv(ndev); struct phy_device *phydev = NULL; + struct device *phy = NULL; ret = pm_runtime_get_sync(&priv->pdev->dev); if (ret < 0) { @@ -1488,19 +1489,20 @@ static int emac_dev_open(struct net_device *ndev) /* use the first phy on the bus if pdata did not give us a phy id */ if (!phydev && !priv->phy_id) { - struct device *phy; - phy = bus_find_device(&mdio_bus_type, NULL, NULL, match_first_device); - if (phy) + if (phy) { priv->phy_id = dev_name(phy); + if (!priv->phy_id || !*priv->phy_id) + put_device(phy); + } } if (!phydev && priv->phy_id && *priv->phy_id) { phydev = phy_connect(ndev, priv->phy_id, &emac_adjust_link, PHY_INTERFACE_MODE_MII); - + put_device(phy); /* reference taken by bus_find_device */ if (IS_ERR(phydev)) { dev_err(emac_dev, "could not connect to phy %s\n", priv->phy_id); diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c index 446ea580ad42..928c1dca2673 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c @@ -1694,7 +1694,7 @@ struct gelic_wl_scan_info *gelic_wl_find_best_bss(struct gelic_wl_info *wl) pr_debug("%s: bssid matched\n", __func__); break; } else { - pr_debug("%s: bssid unmached\n", __func__); + pr_debug("%s: bssid unmatched\n", __func__); continue; } } diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c index 7f127dc1b7ba..fa32391720fe 100644 --- a/drivers/net/ethernet/xscale/ixp4xx_eth.c +++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c @@ -708,8 +708,7 @@ static int eth_poll(struct napi_struct *napi, int budget) if (!qmgr_stat_below_low_watermark(rxq) && napi_reschedule(napi)) { /* not empty again */ #if DEBUG_RX - printk(KERN_DEBUG "%s: eth_poll" - " napi_reschedule successed\n", + printk(KERN_DEBUG "%s: eth_poll napi_reschedule succeeded\n", dev->name); #endif qmgr_disable_irq(rxq); diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 3c20e87bb761..42edd7b7902f 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -58,9 +58,9 @@ struct geneve_dev { struct hlist_node hlist; /* vni hash table */ struct net *net; /* netns for packet i/o */ struct net_device *dev; /* netdev for geneve tunnel */ - struct geneve_sock *sock4; /* IPv4 socket used for geneve tunnel */ + struct geneve_sock __rcu *sock4; /* IPv4 socket used for geneve tunnel */ #if IS_ENABLED(CONFIG_IPV6) - struct geneve_sock *sock6; /* IPv6 socket used for geneve tunnel */ + struct geneve_sock __rcu *sock6; /* IPv6 socket used for geneve tunnel */ #endif u8 vni[3]; /* virtual network ID for tunnel */ u8 ttl; /* TTL override */ @@ -453,7 +453,7 @@ static struct sk_buff **geneve_gro_receive(struct sock *sk, skb_gro_pull(skb, gh_len); skb_gro_postpull_rcsum(skb, gh, gh_len); - pp = ptype->callbacks.gro_receive(head, skb); + pp = call_gro_receive(ptype->callbacks.gro_receive, head, skb); flush = 0; out_unlock: @@ -543,9 +543,19 @@ static void __geneve_sock_release(struct geneve_sock *gs) static void geneve_sock_release(struct geneve_dev *geneve) { - __geneve_sock_release(geneve->sock4); + struct geneve_sock *gs4 = rtnl_dereference(geneve->sock4); #if IS_ENABLED(CONFIG_IPV6) - __geneve_sock_release(geneve->sock6); + struct geneve_sock *gs6 = rtnl_dereference(geneve->sock6); + + rcu_assign_pointer(geneve->sock6, NULL); +#endif + + rcu_assign_pointer(geneve->sock4, NULL); + synchronize_net(); + + __geneve_sock_release(gs4); +#if IS_ENABLED(CONFIG_IPV6) + __geneve_sock_release(gs6); #endif } @@ -586,10 +596,10 @@ out: gs->flags = geneve->flags; #if IS_ENABLED(CONFIG_IPV6) if (ipv6) - geneve->sock6 = gs; + rcu_assign_pointer(geneve->sock6, gs); else #endif - geneve->sock4 = gs; + rcu_assign_pointer(geneve->sock4, gs); hash = geneve_net_vni_hash(geneve->vni); hlist_add_head_rcu(&geneve->hlist, &gs->vni_list[hash]); @@ -603,9 +613,7 @@ static int geneve_open(struct net_device *dev) bool metadata = geneve->collect_md; int ret = 0; - geneve->sock4 = NULL; #if IS_ENABLED(CONFIG_IPV6) - geneve->sock6 = NULL; if (ipv6 || metadata) ret = geneve_sock_add(geneve, true); #endif @@ -720,6 +728,9 @@ static struct rtable *geneve_get_v4_rt(struct sk_buff *skb, struct rtable *rt = NULL; __u8 tos; + if (!rcu_dereference(geneve->sock4)) + return ERR_PTR(-EIO); + memset(fl4, 0, sizeof(*fl4)); fl4->flowi4_mark = skb->mark; fl4->flowi4_proto = IPPROTO_UDP; @@ -772,11 +783,15 @@ static struct dst_entry *geneve_get_v6_dst(struct sk_buff *skb, { bool use_cache = ip_tunnel_dst_cache_usable(skb, info); struct geneve_dev *geneve = netdev_priv(dev); - struct geneve_sock *gs6 = geneve->sock6; struct dst_entry *dst = NULL; struct dst_cache *dst_cache; + struct geneve_sock *gs6; __u8 prio; + gs6 = rcu_dereference(geneve->sock6); + if (!gs6) + return ERR_PTR(-EIO); + memset(fl6, 0, sizeof(*fl6)); fl6->flowi6_mark = skb->mark; fl6->flowi6_proto = IPPROTO_UDP; @@ -842,7 +857,7 @@ static netdev_tx_t geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct ip_tunnel_info *info) { struct geneve_dev *geneve = netdev_priv(dev); - struct geneve_sock *gs4 = geneve->sock4; + struct geneve_sock *gs4; struct rtable *rt = NULL; const struct iphdr *iip; /* interior IP header */ int err = -EINVAL; @@ -853,6 +868,10 @@ static netdev_tx_t geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, bool xnet = !net_eq(geneve->net, dev_net(geneve->dev)); u32 flags = geneve->flags; + gs4 = rcu_dereference(geneve->sock4); + if (!gs4) + goto tx_error; + if (geneve->collect_md) { if (unlikely(!info || !(info->mode & IP_TUNNEL_INFO_TX))) { netdev_dbg(dev, "no tunnel metadata\n"); @@ -932,9 +951,9 @@ static netdev_tx_t geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct ip_tunnel_info *info) { struct geneve_dev *geneve = netdev_priv(dev); - struct geneve_sock *gs6 = geneve->sock6; struct dst_entry *dst = NULL; const struct iphdr *iip; /* interior IP header */ + struct geneve_sock *gs6; int err = -EINVAL; struct flowi6 fl6; __u8 prio, ttl; @@ -943,6 +962,10 @@ static netdev_tx_t geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, bool xnet = !net_eq(geneve->net, dev_net(geneve->dev)); u32 flags = geneve->flags; + gs6 = rcu_dereference(geneve->sock6); + if (!gs6) + goto tx_error; + if (geneve->collect_md) { if (unlikely(!info || !(info->mode & IP_TUNNEL_INFO_TX))) { netdev_dbg(dev, "no tunnel metadata\n"); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index f0919bd3a563..f6382150b16a 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -447,7 +447,7 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net) * Setup the sendside checksum offload only if this is not a * GSO packet. */ - if (skb_is_gso(skb)) { + if ((net_trans_info & (INFO_TCP | INFO_UDP)) && skb_is_gso(skb)) { struct ndis_tcp_lso_info *lso_info; rndis_msg_size += NDIS_LSO_PPI_SIZE; @@ -607,15 +607,18 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, packet->total_data_buflen); skb->protocol = eth_type_trans(skb, net); - if (csum_info) { - /* We only look at the IP checksum here. - * Should we be dropping the packet if checksum - * failed? How do we deal with other checksums - TCP/UDP? - */ - if (csum_info->receive.ip_checksum_succeeded) + + /* skb is already created with CHECKSUM_NONE */ + skb_checksum_none_assert(skb); + + /* + * In Linux, the IP checksum is always checked. + * Do L4 checksum offload if enabled and present. + */ + if (csum_info && (net->features & NETIF_F_RXCSUM)) { + if (csum_info->receive.tcp_checksum_succeeded || + csum_info->receive.udp_checksum_succeeded) skb->ip_summed = CHECKSUM_UNNECESSARY; - else - skb->ip_summed = CHECKSUM_NONE; } if (vlan_tci & VLAN_TAG_PRESENT) @@ -696,12 +699,8 @@ int netvsc_recv_callback(struct hv_device *device_obj, static void netvsc_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info) { - struct net_device_context *net_device_ctx = netdev_priv(net); - struct hv_device *dev = net_device_ctx->device_ctx; - strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver)); strlcpy(info->fw_version, "N/A", sizeof(info->fw_version)); - strlcpy(info->bus_info, vmbus_dev_name(dev), sizeof(info->bus_info)); } static void netvsc_get_channels(struct net_device *net, diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c index 9fa7ac9f8e68..f355df7cf84a 100644 --- a/drivers/net/ieee802154/adf7242.c +++ b/drivers/net/ieee802154/adf7242.c @@ -20,7 +20,6 @@ #include <linux/skbuff.h> #include <linux/of.h> #include <linux/irq.h> -#include <linux/delay.h> #include <linux/debugfs.h> #include <linux/bitops.h> #include <linux/ieee802154.h> diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 3ea47f28e143..d2e61e002926 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -397,6 +397,14 @@ static struct macsec_cb *macsec_skb_cb(struct sk_buff *skb) #define DEFAULT_ENCRYPT false #define DEFAULT_ENCODING_SA 0 +static bool send_sci(const struct macsec_secy *secy) +{ + const struct macsec_tx_sc *tx_sc = &secy->tx_sc; + + return tx_sc->send_sci || + (secy->n_rx_sc > 1 && !tx_sc->end_station && !tx_sc->scb); +} + static sci_t make_sci(u8 *addr, __be16 port) { sci_t sci; @@ -437,15 +445,15 @@ static unsigned int macsec_extra_len(bool sci_present) /* Fill SecTAG according to IEEE 802.1AE-2006 10.5.3 */ static void macsec_fill_sectag(struct macsec_eth_header *h, - const struct macsec_secy *secy, u32 pn) + const struct macsec_secy *secy, u32 pn, + bool sci_present) { const struct macsec_tx_sc *tx_sc = &secy->tx_sc; - memset(&h->tci_an, 0, macsec_sectag_len(tx_sc->send_sci)); + memset(&h->tci_an, 0, macsec_sectag_len(sci_present)); h->eth.h_proto = htons(ETH_P_MACSEC); - if (tx_sc->send_sci || - (secy->n_rx_sc > 1 && !tx_sc->end_station && !tx_sc->scb)) { + if (sci_present) { h->tci_an |= MACSEC_TCI_SC; memcpy(&h->secure_channel_id, &secy->sci, sizeof(h->secure_channel_id)); @@ -650,6 +658,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, struct macsec_tx_sc *tx_sc; struct macsec_tx_sa *tx_sa; struct macsec_dev *macsec = macsec_priv(dev); + bool sci_present; u32 pn; secy = &macsec->secy; @@ -687,7 +696,8 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, unprotected_len = skb->len; eth = eth_hdr(skb); - hh = (struct macsec_eth_header *)skb_push(skb, macsec_extra_len(tx_sc->send_sci)); + sci_present = send_sci(secy); + hh = (struct macsec_eth_header *)skb_push(skb, macsec_extra_len(sci_present)); memmove(hh, eth, 2 * ETH_ALEN); pn = tx_sa_update_pn(tx_sa, secy); @@ -696,7 +706,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, kfree_skb(skb); return ERR_PTR(-ENOLINK); } - macsec_fill_sectag(hh, secy, pn); + macsec_fill_sectag(hh, secy, pn, sci_present); macsec_set_shortlen(hh, unprotected_len - 2 * ETH_ALEN); skb_put(skb, secy->icv_len); @@ -726,10 +736,10 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, skb_to_sgvec(skb, sg, 0, skb->len); if (tx_sc->encrypt) { - int len = skb->len - macsec_hdr_len(tx_sc->send_sci) - + int len = skb->len - macsec_hdr_len(sci_present) - secy->icv_len; aead_request_set_crypt(req, sg, sg, len, iv); - aead_request_set_ad(req, macsec_hdr_len(tx_sc->send_sci)); + aead_request_set_ad(req, macsec_hdr_len(sci_present)); } else { aead_request_set_crypt(req, sg, sg, 0, iv); aead_request_set_ad(req, skb->len - secy->icv_len); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 3234fcdea317..26d6f0bbe14b 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -623,7 +623,8 @@ hash_add: return 0; clear_multi: - dev_set_allmulti(lowerdev, -1); + if (dev->flags & IFF_ALLMULTI) + dev_set_allmulti(lowerdev, -1); del_unicast: dev_uc_del(lowerdev, dev->dev_addr); out: @@ -1278,6 +1279,7 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, struct net_device *lowerdev; int err; int macmode; + bool create = false; if (!tb[IFLA_LINK]) return -EINVAL; @@ -1304,12 +1306,18 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, err = macvlan_port_create(lowerdev); if (err < 0) return err; + create = true; } port = macvlan_port_get_rtnl(lowerdev); /* Only 1 macvlan device can be created in passthru mode */ - if (port->passthru) - return -EINVAL; + if (port->passthru) { + /* The macvlan port must be not created this time, + * still goto destroy_macvlan_port for readability. + */ + err = -EINVAL; + goto destroy_macvlan_port; + } vlan->lowerdev = lowerdev; vlan->dev = dev; @@ -1325,24 +1333,28 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, vlan->flags = nla_get_u16(data[IFLA_MACVLAN_FLAGS]); if (vlan->mode == MACVLAN_MODE_PASSTHRU) { - if (port->count) - return -EINVAL; + if (port->count) { + err = -EINVAL; + goto destroy_macvlan_port; + } port->passthru = true; eth_hw_addr_inherit(dev, lowerdev); } if (data && data[IFLA_MACVLAN_MACADDR_MODE]) { - if (vlan->mode != MACVLAN_MODE_SOURCE) - return -EINVAL; + if (vlan->mode != MACVLAN_MODE_SOURCE) { + err = -EINVAL; + goto destroy_macvlan_port; + } macmode = nla_get_u32(data[IFLA_MACVLAN_MACADDR_MODE]); err = macvlan_changelink_sources(vlan, macmode, data); if (err) - return err; + goto destroy_macvlan_port; } err = register_netdevice(dev); if (err < 0) - return err; + goto destroy_macvlan_port; dev->priv_flags |= IFF_MACVLAN; err = netdev_upper_dev_link(lowerdev, dev); @@ -1357,7 +1369,9 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, unregister_netdev: unregister_netdevice(dev); - +destroy_macvlan_port: + if (create) + macvlan_port_destroy(port->dev); return err; } EXPORT_SYMBOL_GPL(macvlan_common_newlink); diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index f279a897a5c7..a52b560e428b 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -42,19 +42,24 @@ #define AT803X_MMD_ACCESS_CONTROL 0x0D #define AT803X_MMD_ACCESS_CONTROL_DATA 0x0E #define AT803X_FUNC_DATA 0x4003 +#define AT803X_REG_CHIP_CONFIG 0x1f +#define AT803X_BT_BX_REG_SEL 0x8000 #define AT803X_DEBUG_ADDR 0x1D #define AT803X_DEBUG_DATA 0x1E +#define AT803X_MODE_CFG_MASK 0x0F +#define AT803X_MODE_CFG_SGMII 0x01 + +#define AT803X_PSSR 0x11 /*PHY-Specific Status Register*/ +#define AT803X_PSSR_MR_AN_COMPLETE 0x0200 + #define AT803X_DEBUG_REG_0 0x00 #define AT803X_DEBUG_RX_CLK_DLY_EN BIT(15) #define AT803X_DEBUG_REG_5 0x05 #define AT803X_DEBUG_TX_CLK_DLY_EN BIT(8) -#define AT803X_REG_CHIP_CONFIG 0x1f -#define AT803X_BT_BX_REG_SEL 0x8000 - #define ATH8030_PHY_ID 0x004dd076 #define ATH8031_PHY_ID 0x004dd074 #define ATH8035_PHY_ID 0x004dd072 @@ -209,7 +214,6 @@ static int at803x_suspend(struct phy_device *phydev) { int value; int wol_enabled; - int ccr; mutex_lock(&phydev->lock); @@ -225,16 +229,6 @@ static int at803x_suspend(struct phy_device *phydev) phy_write(phydev, MII_BMCR, value); - if (phydev->interface != PHY_INTERFACE_MODE_SGMII) - goto done; - - /* also power-down SGMII interface */ - ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG); - phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr & ~AT803X_BT_BX_REG_SEL); - phy_write(phydev, MII_BMCR, phy_read(phydev, MII_BMCR) | BMCR_PDOWN); - phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr | AT803X_BT_BX_REG_SEL); - -done: mutex_unlock(&phydev->lock); return 0; @@ -243,7 +237,6 @@ done: static int at803x_resume(struct phy_device *phydev) { int value; - int ccr; mutex_lock(&phydev->lock); @@ -251,17 +244,6 @@ static int at803x_resume(struct phy_device *phydev) value &= ~(BMCR_PDOWN | BMCR_ISOLATE); phy_write(phydev, MII_BMCR, value); - if (phydev->interface != PHY_INTERFACE_MODE_SGMII) - goto done; - - /* also power-up SGMII interface */ - ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG); - phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr & ~AT803X_BT_BX_REG_SEL); - value = phy_read(phydev, MII_BMCR) & ~(BMCR_PDOWN | BMCR_ISOLATE); - phy_write(phydev, MII_BMCR, value); - phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr | AT803X_BT_BX_REG_SEL); - -done: mutex_unlock(&phydev->lock); return 0; @@ -381,6 +363,36 @@ static void at803x_link_change_notify(struct phy_device *phydev) } } +static int at803x_aneg_done(struct phy_device *phydev) +{ + int ccr; + + int aneg_done = genphy_aneg_done(phydev); + if (aneg_done != BMSR_ANEGCOMPLETE) + return aneg_done; + + /* + * in SGMII mode, if copper side autoneg is successful, + * also check SGMII side autoneg result + */ + ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG); + if ((ccr & AT803X_MODE_CFG_MASK) != AT803X_MODE_CFG_SGMII) + return aneg_done; + + /* switch to SGMII/fiber page */ + phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr & ~AT803X_BT_BX_REG_SEL); + + /* check if the SGMII link is OK. */ + if (!(phy_read(phydev, AT803X_PSSR) & AT803X_PSSR_MR_AN_COMPLETE)) { + pr_warn("803x_aneg_done: SGMII link is not ok\n"); + aneg_done = 0; + } + /* switch back to copper page */ + phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr | AT803X_BT_BX_REG_SEL); + + return aneg_done; +} + static struct phy_driver at803x_driver[] = { { /* ATHEROS 8035 */ @@ -432,6 +444,7 @@ static struct phy_driver at803x_driver[] = { .flags = PHY_HAS_INTERRUPT, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, + .aneg_done = at803x_aneg_done, .ack_interrupt = &at803x_ack_interrupt, .config_intr = &at803x_config_intr, } }; diff --git a/drivers/net/phy/dp83848.c b/drivers/net/phy/dp83848.c index 03d54c4adc88..800b39f06279 100644 --- a/drivers/net/phy/dp83848.c +++ b/drivers/net/phy/dp83848.c @@ -19,6 +19,7 @@ #define TI_DP83848C_PHY_ID 0x20005ca0 #define NS_DP83848C_PHY_ID 0x20005c90 #define TLK10X_PHY_ID 0x2000a210 +#define TI_DP83822_PHY_ID 0x2000a240 /* Registers */ #define DP83848_MICR 0x11 /* MII Interrupt Control Register */ @@ -77,6 +78,7 @@ static struct mdio_device_id __maybe_unused dp83848_tbl[] = { { TI_DP83848C_PHY_ID, 0xfffffff0 }, { NS_DP83848C_PHY_ID, 0xfffffff0 }, { TLK10X_PHY_ID, 0xfffffff0 }, + { TI_DP83822_PHY_ID, 0xfffffff0 }, { } }; MODULE_DEVICE_TABLE(mdio, dp83848_tbl); @@ -105,6 +107,7 @@ static struct phy_driver dp83848_driver[] = { DP83848_PHY_DRIVER(TI_DP83848C_PHY_ID, "TI DP83848C 10/100 Mbps PHY"), DP83848_PHY_DRIVER(NS_DP83848C_PHY_ID, "NS DP83848C 10/100 Mbps PHY"), DP83848_PHY_DRIVER(TLK10X_PHY_ID, "TI TLK10X 10/100 Mbps PHY"), + DP83848_PHY_DRIVER(TI_DP83822_PHY_ID, "TI DP83822 10/100 Mbps PHY"), }; module_phy_driver(dp83848_driver); diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c index c649c101bbab..eb5167210681 100644 --- a/drivers/net/phy/fixed_phy.c +++ b/drivers/net/phy/fixed_phy.c @@ -279,7 +279,7 @@ EXPORT_SYMBOL_GPL(fixed_phy_register); void fixed_phy_unregister(struct phy_device *phy) { phy_device_remove(phy); - + of_node_put(phy->mdio.dev.of_node); fixed_phy_del(phy->mdio.addr); } EXPORT_SYMBOL_GPL(fixed_phy_unregister); diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 081df68d2ce1..ea92d524d5a8 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -318,12 +318,12 @@ static int ksz8041_config_init(struct phy_device *phydev) /* Limit supported and advertised modes in fiber mode */ if (of_property_read_bool(of_node, "micrel,fiber-mode")) { phydev->dev_flags |= MICREL_PHY_FXEN; - phydev->supported &= SUPPORTED_FIBRE | - SUPPORTED_100baseT_Full | + phydev->supported &= SUPPORTED_100baseT_Full | SUPPORTED_100baseT_Half; - phydev->advertising &= ADVERTISED_FIBRE | - ADVERTISED_100baseT_Full | + phydev->supported |= SUPPORTED_FIBRE; + phydev->advertising &= ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half; + phydev->advertising |= ADVERTISED_FIBRE; phydev->autoneg = AUTONEG_DISABLE; } diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index e977ba931878..1a4bf8acad78 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -723,6 +723,7 @@ struct phy_device *phy_connect(struct net_device *dev, const char *bus_id, phydev = to_phy_device(d); rc = phy_connect_direct(dev, phydev, handler, interface); + put_device(d); if (rc) return ERR_PTR(rc); @@ -953,6 +954,7 @@ struct phy_device *phy_attach(struct net_device *dev, const char *bus_id, phydev = to_phy_device(d); rc = phy_attach_direct(dev, phydev, phydev->dev_flags, interface); + put_device(d); if (rc) return ERR_PTR(rc); diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c index 2e37eb337d48..24b4a09468dd 100644 --- a/drivers/net/phy/vitesse.c +++ b/drivers/net/phy/vitesse.c @@ -62,6 +62,10 @@ /* Vitesse Extended Page Access Register */ #define MII_VSC82X4_EXT_PAGE_ACCESS 0x1f +/* Vitesse VSC8601 Extended PHY Control Register 1 */ +#define MII_VSC8601_EPHY_CTL 0x17 +#define MII_VSC8601_EPHY_CTL_RGMII_SKEW (1 << 8) + #define PHY_ID_VSC8234 0x000fc620 #define PHY_ID_VSC8244 0x000fc6c0 #define PHY_ID_VSC8514 0x00070670 @@ -111,6 +115,34 @@ static int vsc824x_config_init(struct phy_device *phydev) return err; } +/* This adds a skew for both TX and RX clocks, so the skew should only be + * applied to "rgmii-id" interfaces. It may not work as expected + * on "rgmii-txid", "rgmii-rxid" or "rgmii" interfaces. */ +static int vsc8601_add_skew(struct phy_device *phydev) +{ + int ret; + + ret = phy_read(phydev, MII_VSC8601_EPHY_CTL); + if (ret < 0) + return ret; + + ret |= MII_VSC8601_EPHY_CTL_RGMII_SKEW; + return phy_write(phydev, MII_VSC8601_EPHY_CTL, ret); +} + +static int vsc8601_config_init(struct phy_device *phydev) +{ + int ret = 0; + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) + ret = vsc8601_add_skew(phydev); + + if (ret < 0) + return ret; + + return genphy_config_init(phydev); +} + static int vsc824x_ack_interrupt(struct phy_device *phydev) { int err = 0; @@ -275,7 +307,7 @@ static struct phy_driver vsc82xx_driver[] = { .phy_id_mask = 0x000ffff0, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, - .config_init = &genphy_config_init, + .config_init = &vsc8601_config_init, .config_aneg = &genphy_config_aneg, .read_status = &genphy_read_status, .ack_interrupt = &vsc824x_ack_interrupt, diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c index f79eb12c326a..125cff57c759 100644 --- a/drivers/net/usb/asix_common.c +++ b/drivers/net/usb/asix_common.c @@ -433,13 +433,13 @@ int asix_mdio_read(struct net_device *netdev, int phy_id, int loc) mutex_lock(&dev->phy_mutex); do { ret = asix_set_sw_mii(dev, 0); - if (ret == -ENODEV) + if (ret == -ENODEV || ret == -ETIMEDOUT) break; usleep_range(1000, 1100); ret = asix_read_cmd(dev, AX_CMD_STATMNGSTS_REG, 0, 0, 1, &smsr, 0); } while (!(smsr & AX_HOST_EN) && (i++ < 30) && (ret != -ENODEV)); - if (ret == -ENODEV) { + if (ret == -ENODEV || ret == -ETIMEDOUT) { mutex_unlock(&dev->phy_mutex); return ret; } @@ -497,13 +497,13 @@ int asix_mdio_read_nopm(struct net_device *netdev, int phy_id, int loc) mutex_lock(&dev->phy_mutex); do { ret = asix_set_sw_mii(dev, 1); - if (ret == -ENODEV) + if (ret == -ENODEV || ret == -ETIMEDOUT) break; usleep_range(1000, 1100); ret = asix_read_cmd(dev, AX_CMD_STATMNGSTS_REG, 0, 0, 1, &smsr, 1); } while (!(smsr & AX_HOST_EN) && (i++ < 30) && (ret != -ENODEV)); - if (ret == -ENODEV) { + if (ret == -ENODEV || ret == -ETIMEDOUT) { mutex_unlock(&dev->phy_mutex); return ret; } diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index e6338c16081a..8a6675d92b98 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -1656,6 +1656,19 @@ static const struct driver_info ax88178a_info = { .tx_fixup = ax88179_tx_fixup, }; +static const struct driver_info cypress_GX3_info = { + .description = "Cypress GX3 SuperSpeed to Gigabit Ethernet Controller", + .bind = ax88179_bind, + .unbind = ax88179_unbind, + .status = ax88179_status, + .link_reset = ax88179_link_reset, + .reset = ax88179_reset, + .stop = ax88179_stop, + .flags = FLAG_ETHER | FLAG_FRAMING_AX, + .rx_fixup = ax88179_rx_fixup, + .tx_fixup = ax88179_tx_fixup, +}; + static const struct driver_info dlink_dub1312_info = { .description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter", .bind = ax88179_bind, @@ -1718,6 +1731,10 @@ static const struct usb_device_id products[] = { USB_DEVICE(0x0b95, 0x178a), .driver_info = (unsigned long)&ax88178a_info, }, { + /* Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller */ + USB_DEVICE(0x04b4, 0x3610), + .driver_info = (unsigned long)&cypress_GX3_info, +}, { /* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */ USB_DEVICE(0x2001, 0x4a00), .driver_info = (unsigned long)&dlink_dub1312_info, diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c index 5662babf0583..3e37724d30ae 100644 --- a/drivers/net/usb/kalmia.c +++ b/drivers/net/usb/kalmia.c @@ -151,7 +151,7 @@ kalmia_bind(struct usbnet *dev, struct usb_interface *intf) status = kalmia_init_and_get_ethernet_addr(dev, ethernet_addr); - if (status < 0) { + if (status) { usb_set_intfdata(intf, NULL); usb_driver_release_interface(driver_of(intf), intf); return status; diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 44d439f50961..efb84f092492 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1730,7 +1730,7 @@ static u8 r8152_rx_csum(struct r8152 *tp, struct rx_desc *rx_desc) u8 checksum = CHECKSUM_NONE; u32 opts2, opts3; - if (tp->version == RTL_VER_01) + if (tp->version == RTL_VER_01 || tp->version == RTL_VER_02) goto return_result; opts2 = le32_to_cpu(rx_desc->opts2); @@ -1745,7 +1745,7 @@ static u8 r8152_rx_csum(struct r8152 *tp, struct rx_desc *rx_desc) checksum = CHECKSUM_NONE; else checksum = CHECKSUM_UNNECESSARY; - } else if (RD_IPV6_CS) { + } else if (opts2 & RD_IPV6_CS) { if ((opts2 & RD_UDP_CS) && !(opts3 & UDPF)) checksum = CHECKSUM_UNNECESSARY; else if ((opts2 & RD_TCP_CS) && !(opts3 & TCPF)) @@ -3266,10 +3266,8 @@ static int rtl8152_open(struct net_device *netdev) goto out; res = usb_autopm_get_interface(tp->intf); - if (res < 0) { - free_all_mem(tp); - goto out; - } + if (res < 0) + goto out_free; mutex_lock(&tp->control); @@ -3285,10 +3283,9 @@ static int rtl8152_open(struct net_device *netdev) netif_device_detach(tp->netdev); netif_warn(tp, ifup, netdev, "intr_urb submit failed: %d\n", res); - free_all_mem(tp); - } else { - napi_enable(&tp->napi); + goto out_unlock; } + napi_enable(&tp->napi); mutex_unlock(&tp->control); @@ -3297,7 +3294,13 @@ static int rtl8152_open(struct net_device *netdev) tp->pm_notifier.notifier_call = rtl_notifier; register_pm_notifier(&tp->pm_notifier); #endif + return 0; +out_unlock: + mutex_unlock(&tp->control); + usb_autopm_put_interface(tp->intf); +out_free: + free_all_mem(tp); out: return res; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index fad84f3f4109..7276d5a95bd0 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1497,6 +1497,11 @@ static void virtnet_free_queues(struct virtnet_info *vi) netif_napi_del(&vi->rq[i].napi); } + /* We called napi_hash_del() before netif_napi_del(), + * we need to respect an RCU grace period before freeing vi->rq + */ + synchronize_net(); + kfree(vi->rq); kfree(vi->sq); } @@ -2038,23 +2043,33 @@ static struct virtio_device_id id_table[] = { { 0 }, }; +#define VIRTNET_FEATURES \ + VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, \ + VIRTIO_NET_F_MAC, \ + VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, \ + VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, \ + VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, \ + VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, \ + VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, \ + VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, \ + VIRTIO_NET_F_CTRL_MAC_ADDR, \ + VIRTIO_NET_F_MTU + static unsigned int features[] = { - VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, - VIRTIO_NET_F_GSO, VIRTIO_NET_F_MAC, - VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, - VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, - VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, - VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, - VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, - VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, - VIRTIO_NET_F_CTRL_MAC_ADDR, + VIRTNET_FEATURES, +}; + +static unsigned int features_legacy[] = { + VIRTNET_FEATURES, + VIRTIO_NET_F_GSO, VIRTIO_F_ANY_LAYOUT, - VIRTIO_NET_F_MTU, }; static struct virtio_driver virtio_net_driver = { .feature_table = features, .feature_table_size = ARRAY_SIZE(features), + .feature_table_legacy = features_legacy, + .feature_table_size_legacy = ARRAY_SIZE(features_legacy), .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index b5554f2ebee4..ef83ae3b0a44 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -2279,6 +2279,7 @@ vmxnet3_set_mc(struct net_device *netdev) &adapter->shared->devRead.rxFilterConf; u8 *new_table = NULL; dma_addr_t new_table_pa = 0; + bool new_table_pa_valid = false; u32 new_mode = VMXNET3_RXM_UCAST; if (netdev->flags & IFF_PROMISC) { @@ -2307,13 +2308,15 @@ vmxnet3_set_mc(struct net_device *netdev) new_table, sz, PCI_DMA_TODEVICE); + if (!dma_mapping_error(&adapter->pdev->dev, + new_table_pa)) { + new_mode |= VMXNET3_RXM_MCAST; + new_table_pa_valid = true; + rxConf->mfTablePA = cpu_to_le64( + new_table_pa); + } } - - if (!dma_mapping_error(&adapter->pdev->dev, - new_table_pa)) { - new_mode |= VMXNET3_RXM_MCAST; - rxConf->mfTablePA = cpu_to_le64(new_table_pa); - } else { + if (!new_table_pa_valid) { netdev_info(netdev, "failed to copy mcast list, setting ALL_MULTI\n"); new_mode |= VMXNET3_RXM_ALL_MULTI; @@ -2338,7 +2341,7 @@ vmxnet3_set_mc(struct net_device *netdev) VMXNET3_CMD_UPDATE_MAC_FILTERS); spin_unlock_irqrestore(&adapter->cmd_lock, flags); - if (new_table_pa) + if (new_table_pa_valid) dma_unmap_single(&adapter->pdev->dev, new_table_pa, rxConf->mfTableLen, PCI_DMA_TODEVICE); kfree(new_table); diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 85c271c70d42..820de6a9ddde 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -956,6 +956,7 @@ static struct sk_buff *vrf_ip6_rcv(struct net_device *vrf_dev, if (skb->pkt_type == PACKET_LOOPBACK) { skb->dev = vrf_dev; skb->skb_iif = vrf_dev->ifindex; + IP6CB(skb)->flags |= IP6SKB_L3SLAVE; skb->pkt_type = PACKET_HOST; goto out; } @@ -996,6 +997,7 @@ static struct sk_buff *vrf_ip_rcv(struct net_device *vrf_dev, { skb->dev = vrf_dev; skb->skb_iif = vrf_dev->ifindex; + IPCB(skb)->flags |= IPSKB_L3SLAVE; /* loopback traffic; do not push through packet taps again. * Reset pkt_type for upper layers to process skb diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index e7d16687538b..24532cdebb00 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -583,7 +583,7 @@ static struct sk_buff **vxlan_gro_receive(struct sock *sk, } } - pp = eth_gro_receive(head, skb); + pp = call_gro_receive(eth_gro_receive, head, skb); flush = 0; out: @@ -943,17 +943,22 @@ static bool vxlan_snoop(struct net_device *dev, static bool vxlan_group_used(struct vxlan_net *vn, struct vxlan_dev *dev) { struct vxlan_dev *vxlan; + struct vxlan_sock *sock4; +#if IS_ENABLED(CONFIG_IPV6) + struct vxlan_sock *sock6; +#endif unsigned short family = dev->default_dst.remote_ip.sa.sa_family; + sock4 = rtnl_dereference(dev->vn4_sock); + /* The vxlan_sock is only used by dev, leaving group has * no effect on other vxlan devices. */ - if (family == AF_INET && dev->vn4_sock && - atomic_read(&dev->vn4_sock->refcnt) == 1) + if (family == AF_INET && sock4 && atomic_read(&sock4->refcnt) == 1) return false; #if IS_ENABLED(CONFIG_IPV6) - if (family == AF_INET6 && dev->vn6_sock && - atomic_read(&dev->vn6_sock->refcnt) == 1) + sock6 = rtnl_dereference(dev->vn6_sock); + if (family == AF_INET6 && sock6 && atomic_read(&sock6->refcnt) == 1) return false; #endif @@ -961,10 +966,12 @@ static bool vxlan_group_used(struct vxlan_net *vn, struct vxlan_dev *dev) if (!netif_running(vxlan->dev) || vxlan == dev) continue; - if (family == AF_INET && vxlan->vn4_sock != dev->vn4_sock) + if (family == AF_INET && + rtnl_dereference(vxlan->vn4_sock) != sock4) continue; #if IS_ENABLED(CONFIG_IPV6) - if (family == AF_INET6 && vxlan->vn6_sock != dev->vn6_sock) + if (family == AF_INET6 && + rtnl_dereference(vxlan->vn6_sock) != sock6) continue; #endif @@ -1005,22 +1012,25 @@ static bool __vxlan_sock_release_prep(struct vxlan_sock *vs) static void vxlan_sock_release(struct vxlan_dev *vxlan) { - bool ipv4 = __vxlan_sock_release_prep(vxlan->vn4_sock); + struct vxlan_sock *sock4 = rtnl_dereference(vxlan->vn4_sock); #if IS_ENABLED(CONFIG_IPV6) - bool ipv6 = __vxlan_sock_release_prep(vxlan->vn6_sock); + struct vxlan_sock *sock6 = rtnl_dereference(vxlan->vn6_sock); + + rcu_assign_pointer(vxlan->vn6_sock, NULL); #endif + rcu_assign_pointer(vxlan->vn4_sock, NULL); synchronize_net(); - if (ipv4) { - udp_tunnel_sock_release(vxlan->vn4_sock->sock); - kfree(vxlan->vn4_sock); + if (__vxlan_sock_release_prep(sock4)) { + udp_tunnel_sock_release(sock4->sock); + kfree(sock4); } #if IS_ENABLED(CONFIG_IPV6) - if (ipv6) { - udp_tunnel_sock_release(vxlan->vn6_sock->sock); - kfree(vxlan->vn6_sock); + if (__vxlan_sock_release_prep(sock6)) { + udp_tunnel_sock_release(sock6->sock); + kfree(sock6); } #endif } @@ -1036,18 +1046,21 @@ static int vxlan_igmp_join(struct vxlan_dev *vxlan) int ret = -EINVAL; if (ip->sa.sa_family == AF_INET) { + struct vxlan_sock *sock4 = rtnl_dereference(vxlan->vn4_sock); struct ip_mreqn mreq = { .imr_multiaddr.s_addr = ip->sin.sin_addr.s_addr, .imr_ifindex = ifindex, }; - sk = vxlan->vn4_sock->sock->sk; + sk = sock4->sock->sk; lock_sock(sk); ret = ip_mc_join_group(sk, &mreq); release_sock(sk); #if IS_ENABLED(CONFIG_IPV6) } else { - sk = vxlan->vn6_sock->sock->sk; + struct vxlan_sock *sock6 = rtnl_dereference(vxlan->vn6_sock); + + sk = sock6->sock->sk; lock_sock(sk); ret = ipv6_stub->ipv6_sock_mc_join(sk, ifindex, &ip->sin6.sin6_addr); @@ -1067,18 +1080,21 @@ static int vxlan_igmp_leave(struct vxlan_dev *vxlan) int ret = -EINVAL; if (ip->sa.sa_family == AF_INET) { + struct vxlan_sock *sock4 = rtnl_dereference(vxlan->vn4_sock); struct ip_mreqn mreq = { .imr_multiaddr.s_addr = ip->sin.sin_addr.s_addr, .imr_ifindex = ifindex, }; - sk = vxlan->vn4_sock->sock->sk; + sk = sock4->sock->sk; lock_sock(sk); ret = ip_mc_leave_group(sk, &mreq); release_sock(sk); #if IS_ENABLED(CONFIG_IPV6) } else { - sk = vxlan->vn6_sock->sock->sk; + struct vxlan_sock *sock6 = rtnl_dereference(vxlan->vn6_sock); + + sk = sock6->sock->sk; lock_sock(sk); ret = ipv6_stub->ipv6_sock_mc_drop(sk, ifindex, &ip->sin6.sin6_addr); @@ -1828,11 +1844,15 @@ static struct dst_entry *vxlan6_get_route(struct vxlan_dev *vxlan, struct dst_cache *dst_cache, const struct ip_tunnel_info *info) { + struct vxlan_sock *sock6 = rcu_dereference(vxlan->vn6_sock); bool use_cache = ip_tunnel_dst_cache_usable(skb, info); struct dst_entry *ndst; struct flowi6 fl6; int err; + if (!sock6) + return ERR_PTR(-EIO); + if (tos && !info) use_cache = false; if (use_cache) { @@ -1850,7 +1870,7 @@ static struct dst_entry *vxlan6_get_route(struct vxlan_dev *vxlan, fl6.flowi6_proto = IPPROTO_UDP; err = ipv6_stub->ipv6_dst_lookup(vxlan->net, - vxlan->vn6_sock->sock->sk, + sock6->sock->sk, &ndst, &fl6); if (err < 0) return ERR_PTR(err); @@ -1995,9 +2015,11 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, } if (dst->sa.sa_family == AF_INET) { - if (!vxlan->vn4_sock) + struct vxlan_sock *sock4 = rcu_dereference(vxlan->vn4_sock); + + if (!sock4) goto drop; - sk = vxlan->vn4_sock->sock->sk; + sk = sock4->sock->sk; rt = vxlan_get_route(vxlan, skb, rdst ? rdst->remote_ifindex : 0, tos, @@ -2050,12 +2072,13 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, src_port, dst_port, xnet, !udp_sum); #if IS_ENABLED(CONFIG_IPV6) } else { + struct vxlan_sock *sock6 = rcu_dereference(vxlan->vn6_sock); struct dst_entry *ndst; u32 rt6i_flags; - if (!vxlan->vn6_sock) + if (!sock6) goto drop; - sk = vxlan->vn6_sock->sock->sk; + sk = sock6->sock->sk; ndst = vxlan6_get_route(vxlan, skb, rdst ? rdst->remote_ifindex : 0, tos, @@ -2415,9 +2438,10 @@ static int vxlan_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb) dport = info->key.tp_dst ? : vxlan->cfg.dst_port; if (ip_tunnel_info_af(info) == AF_INET) { + struct vxlan_sock *sock4 = rcu_dereference(vxlan->vn4_sock); struct rtable *rt; - if (!vxlan->vn4_sock) + if (!sock4) return -EINVAL; rt = vxlan_get_route(vxlan, skb, 0, info->key.tos, info->key.u.ipv4.dst, @@ -2429,8 +2453,6 @@ static int vxlan_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb) #if IS_ENABLED(CONFIG_IPV6) struct dst_entry *ndst; - if (!vxlan->vn6_sock) - return -EINVAL; ndst = vxlan6_get_route(vxlan, skb, 0, info->key.tos, info->key.label, &info->key.u.ipv6.dst, &info->key.u.ipv6.src, NULL, info); @@ -2740,10 +2762,10 @@ static int __vxlan_sock_add(struct vxlan_dev *vxlan, bool ipv6) return PTR_ERR(vs); #if IS_ENABLED(CONFIG_IPV6) if (ipv6) - vxlan->vn6_sock = vs; + rcu_assign_pointer(vxlan->vn6_sock, vs); else #endif - vxlan->vn4_sock = vs; + rcu_assign_pointer(vxlan->vn4_sock, vs); vxlan_vs_add_dev(vs, vxlan); return 0; } @@ -2754,9 +2776,9 @@ static int vxlan_sock_add(struct vxlan_dev *vxlan) bool metadata = vxlan->flags & VXLAN_F_COLLECT_METADATA; int ret = 0; - vxlan->vn4_sock = NULL; + RCU_INIT_POINTER(vxlan->vn4_sock, NULL); #if IS_ENABLED(CONFIG_IPV6) - vxlan->vn6_sock = NULL; + RCU_INIT_POINTER(vxlan->vn6_sock, NULL); if (ipv6 || metadata) ret = __vxlan_sock_add(vxlan, true); #endif diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig index 33ab3345d333..4e9fe75d7067 100644 --- a/drivers/net/wan/Kconfig +++ b/drivers/net/wan/Kconfig @@ -294,7 +294,7 @@ config FSL_UCC_HDLC config SLIC_DS26522 tristate "Slic Maxim ds26522 card support" depends on SPI - depends on FSL_SOC || ARCH_MXC || ARCH_LAYERSCAPE + depends on FSL_SOC || ARCH_MXC || ARCH_LAYERSCAPE || COMPILE_TEST help This module initializes and configures the slic maxim card in T1 or E1 mode. diff --git a/drivers/net/wan/slic_ds26522.c b/drivers/net/wan/slic_ds26522.c index d06a887a2352..b776a0ab106c 100644 --- a/drivers/net/wan/slic_ds26522.c +++ b/drivers/net/wan/slic_ds26522.c @@ -223,12 +223,19 @@ static int slic_ds26522_probe(struct spi_device *spi) return ret; } +static const struct spi_device_id slic_ds26522_id[] = { + { .name = "ds26522" }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(spi, slic_ds26522_id); + static const struct of_device_id slic_ds26522_match[] = { { .compatible = "maxim,ds26522", }, {}, }; +MODULE_DEVICE_TABLE(of, slic_ds26522_match); static struct spi_driver slic_ds26522_driver = { .driver = { @@ -239,6 +246,7 @@ static struct spi_driver slic_ds26522_driver = { }, .probe = slic_ds26522_probe, .remove = slic_ds26522_remove, + .id_table = slic_ds26522_id, }; static int __init slic_ds26522_init(void) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index dda49af1eb74..521f1c55c19e 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -450,6 +450,7 @@ struct ath10k_debug { u32 pktlog_filter; u32 reg_addr; u32 nf_cal_period; + void *cal_data; struct ath10k_fw_crash_data *fw_crash_data; }; diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 832da6ed9f13..82a4c67f3672 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -30,6 +30,8 @@ /* ms */ #define ATH10K_DEBUG_HTT_STATS_INTERVAL 1000 +#define ATH10K_DEBUG_CAL_DATA_LEN 12064 + #define ATH10K_FW_CRASH_DUMP_VERSION 1 /** @@ -1451,56 +1453,51 @@ static const struct file_operations fops_fw_dbglog = { .llseek = default_llseek, }; -static int ath10k_debug_cal_data_open(struct inode *inode, struct file *file) +static int ath10k_debug_cal_data_fetch(struct ath10k *ar) { - struct ath10k *ar = inode->i_private; - void *buf; u32 hi_addr; __le32 addr; int ret; - mutex_lock(&ar->conf_mutex); - - if (ar->state != ATH10K_STATE_ON && - ar->state != ATH10K_STATE_UTF) { - ret = -ENETDOWN; - goto err; - } + lockdep_assert_held(&ar->conf_mutex); - buf = vmalloc(ar->hw_params.cal_data_len); - if (!buf) { - ret = -ENOMEM; - goto err; - } + if (WARN_ON(ar->hw_params.cal_data_len > ATH10K_DEBUG_CAL_DATA_LEN)) + return -EINVAL; hi_addr = host_interest_item_address(HI_ITEM(hi_board_data)); ret = ath10k_hif_diag_read(ar, hi_addr, &addr, sizeof(addr)); if (ret) { - ath10k_warn(ar, "failed to read hi_board_data address: %d\n", ret); - goto err_vfree; + ath10k_warn(ar, "failed to read hi_board_data address: %d\n", + ret); + return ret; } - ret = ath10k_hif_diag_read(ar, le32_to_cpu(addr), buf, + ret = ath10k_hif_diag_read(ar, le32_to_cpu(addr), ar->debug.cal_data, ar->hw_params.cal_data_len); if (ret) { ath10k_warn(ar, "failed to read calibration data: %d\n", ret); - goto err_vfree; + return ret; } - file->private_data = buf; + return 0; +} - mutex_unlock(&ar->conf_mutex); +static int ath10k_debug_cal_data_open(struct inode *inode, struct file *file) +{ + struct ath10k *ar = inode->i_private; - return 0; + mutex_lock(&ar->conf_mutex); -err_vfree: - vfree(buf); + if (ar->state == ATH10K_STATE_ON || + ar->state == ATH10K_STATE_UTF) { + ath10k_debug_cal_data_fetch(ar); + } -err: + file->private_data = ar; mutex_unlock(&ar->conf_mutex); - return ret; + return 0; } static ssize_t ath10k_debug_cal_data_read(struct file *file, @@ -1508,18 +1505,16 @@ static ssize_t ath10k_debug_cal_data_read(struct file *file, size_t count, loff_t *ppos) { struct ath10k *ar = file->private_data; - void *buf = file->private_data; - return simple_read_from_buffer(user_buf, count, ppos, - buf, ar->hw_params.cal_data_len); -} + mutex_lock(&ar->conf_mutex); -static int ath10k_debug_cal_data_release(struct inode *inode, - struct file *file) -{ - vfree(file->private_data); + count = simple_read_from_buffer(user_buf, count, ppos, + ar->debug.cal_data, + ar->hw_params.cal_data_len); - return 0; + mutex_unlock(&ar->conf_mutex); + + return count; } static ssize_t ath10k_write_ani_enable(struct file *file, @@ -1580,7 +1575,6 @@ static const struct file_operations fops_ani_enable = { static const struct file_operations fops_cal_data = { .open = ath10k_debug_cal_data_open, .read = ath10k_debug_cal_data_read, - .release = ath10k_debug_cal_data_release, .owner = THIS_MODULE, .llseek = default_llseek, }; @@ -1932,6 +1926,8 @@ void ath10k_debug_stop(struct ath10k *ar) { lockdep_assert_held(&ar->conf_mutex); + ath10k_debug_cal_data_fetch(ar); + /* Must not use _sync to avoid deadlock, we do that in * ath10k_debug_destroy(). The check for htt_stats_mask is to avoid * warning from del_timer(). */ @@ -2344,6 +2340,10 @@ int ath10k_debug_create(struct ath10k *ar) if (!ar->debug.fw_crash_data) return -ENOMEM; + ar->debug.cal_data = vzalloc(ATH10K_DEBUG_CAL_DATA_LEN); + if (!ar->debug.cal_data) + return -ENOMEM; + INIT_LIST_HEAD(&ar->debug.fw_stats.pdevs); INIT_LIST_HEAD(&ar->debug.fw_stats.vdevs); INIT_LIST_HEAD(&ar->debug.fw_stats.peers); @@ -2357,6 +2357,9 @@ void ath10k_debug_destroy(struct ath10k *ar) vfree(ar->debug.fw_crash_data); ar->debug.fw_crash_data = NULL; + vfree(ar->debug.cal_data); + ar->debug.cal_data = NULL; + ath10k_debug_fw_stats_reset(ar); kfree(ar->debug.tpc_stats); diff --git a/drivers/net/wireless/ath/ath6kl/sdio.c b/drivers/net/wireless/ath/ath6kl/sdio.c index eab0ab976af2..76eb33679d4b 100644 --- a/drivers/net/wireless/ath/ath6kl/sdio.c +++ b/drivers/net/wireless/ath/ath6kl/sdio.c @@ -1401,6 +1401,7 @@ static const struct sdio_device_id ath6kl_sdio_devices[] = { {SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x0))}, {SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x1))}, {SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x2))}, + {SDIO_DEVICE(MANUFACTURER_CODE, (MANUFACTURER_ID_AR6004_BASE | 0x18))}, {}, }; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index b6f064a8d264..7e27a06e5df1 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -33,7 +33,6 @@ struct coeff { enum ar9003_cal_types { IQ_MISMATCH_CAL = BIT(0), - TEMP_COMP_CAL = BIT(1), }; static void ar9003_hw_setup_calibration(struct ath_hw *ah, @@ -59,12 +58,6 @@ static void ar9003_hw_setup_calibration(struct ath_hw *ah, /* Kick-off cal */ REG_SET_BIT(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL); break; - case TEMP_COMP_CAL: - ath_dbg(common, CALIBRATE, - "starting Temperature Compensation Calibration\n"); - REG_SET_BIT(ah, AR_CH0_THERM, AR_CH0_THERM_LOCAL); - REG_SET_BIT(ah, AR_CH0_THERM, AR_CH0_THERM_START); - break; default: ath_err(common, "Invalid calibration type\n"); break; @@ -93,8 +86,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah, /* * Accumulate cal measures for active chains */ - if (cur_caldata->calCollect) - cur_caldata->calCollect(ah); + cur_caldata->calCollect(ah); ah->cal_samples++; if (ah->cal_samples >= cur_caldata->calNumSamples) { @@ -107,8 +99,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah, /* * Process accumulated data */ - if (cur_caldata->calPostProc) - cur_caldata->calPostProc(ah, numChains); + cur_caldata->calPostProc(ah, numChains); /* Calibration has finished. */ caldata->CalValid |= cur_caldata->calType; @@ -323,16 +314,9 @@ static const struct ath9k_percal_data iq_cal_single_sample = { ar9003_hw_iqcalibrate }; -static const struct ath9k_percal_data temp_cal_single_sample = { - TEMP_COMP_CAL, - MIN_CAL_SAMPLES, - PER_MAX_LOG_COUNT, -}; - static void ar9003_hw_init_cal_settings(struct ath_hw *ah) { ah->iq_caldata.calData = &iq_cal_single_sample; - ah->temp_caldata.calData = &temp_cal_single_sample; if (AR_SREV_9300_20_OR_LATER(ah)) { ah->enabled_cals |= TX_IQ_CAL; @@ -340,7 +324,7 @@ static void ar9003_hw_init_cal_settings(struct ath_hw *ah) ah->enabled_cals |= TX_IQ_ON_AGC_CAL; } - ah->supp_cals = IQ_MISMATCH_CAL | TEMP_COMP_CAL; + ah->supp_cals = IQ_MISMATCH_CAL; } #define OFF_UPPER_LT 24 @@ -1399,9 +1383,6 @@ static void ar9003_hw_init_cal_common(struct ath_hw *ah) INIT_CAL(&ah->iq_caldata); INSERT_CAL(ah, &ah->iq_caldata); - INIT_CAL(&ah->temp_caldata); - INSERT_CAL(ah, &ah->temp_caldata); - /* Initialize current pointer to first element in list */ ah->cal_list_curr = ah->cal_list; diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 2a5d3ad1169c..9cbca1229bac 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -830,7 +830,6 @@ struct ath_hw { /* Calibration */ u32 supp_cals; struct ath9k_cal_list iq_caldata; - struct ath9k_cal_list temp_caldata; struct ath9k_cal_list adcgain_caldata; struct ath9k_cal_list adcdc_caldata; struct ath9k_cal_list *cal_list; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index b777e1b2f87a..78d9966a3957 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -4516,7 +4516,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, /* store current 11d setting */ if (brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_REGULATORY, &ifp->vif->is_11d)) { - supports_11d = false; + is_11d = supports_11d = false; } else { country_ie = brcmf_parse_tlvs((u8 *)settings->beacon.tail, settings->beacon.tail_len, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 4fdc3dad3e85..b88e2048ae0b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -1087,6 +1087,15 @@ iwl_mvm_netdetect_config(struct iwl_mvm *mvm, ret = iwl_mvm_switch_to_d3(mvm); if (ret) return ret; + } else { + /* In theory, we wouldn't have to stop a running sched + * scan in order to start another one (for + * net-detect). But in practice this doesn't seem to + * work properly, so stop any running sched_scan now. + */ + ret = iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_SCHED, true); + if (ret) + return ret; } /* rfkill release can be either for wowlan or netdetect */ @@ -1254,7 +1263,10 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, out: if (ret < 0) { iwl_mvm_ref(mvm, IWL_MVM_REF_UCODE_DOWN); - ieee80211_restart_hw(mvm->hw); + if (mvm->restart_fw > 0) { + mvm->restart_fw--; + ieee80211_restart_hw(mvm->hw); + } iwl_mvm_free_nd(mvm); } out_noreset: @@ -2088,6 +2100,16 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) iwl_mvm_update_changed_regdom(mvm); if (mvm->net_detect) { + /* If this is a non-unified image, we restart the FW, + * so no need to stop the netdetect scan. If that + * fails, continue and try to get the wake-up reasons, + * but trigger a HW restart by keeping a failure code + * in ret. + */ + if (unified_image) + ret = iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_NETDETECT, + false); + iwl_mvm_query_netdetect_reasons(mvm, vif); /* has unlocked the mutex, so skip that */ goto out; @@ -2271,7 +2293,8 @@ static void iwl_mvm_d3_test_disconn_work_iter(void *_data, u8 *mac, static int iwl_mvm_d3_test_release(struct inode *inode, struct file *file) { struct iwl_mvm *mvm = inode->i_private; - int remaining_time = 10; + bool unified_image = fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG); mvm->d3_test_active = false; @@ -2282,17 +2305,21 @@ static int iwl_mvm_d3_test_release(struct inode *inode, struct file *file) mvm->trans->system_pm_mode = IWL_PLAT_PM_MODE_DISABLED; iwl_abort_notification_waits(&mvm->notif_wait); - ieee80211_restart_hw(mvm->hw); + if (!unified_image) { + int remaining_time = 10; - /* wait for restart and disconnect all interfaces */ - while (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && - remaining_time > 0) { - remaining_time--; - msleep(1000); - } + ieee80211_restart_hw(mvm->hw); + + /* wait for restart and disconnect all interfaces */ + while (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && + remaining_time > 0) { + remaining_time--; + msleep(1000); + } - if (remaining_time == 0) - IWL_ERR(mvm, "Timed out waiting for HW restart to finish!\n"); + if (remaining_time == 0) + IWL_ERR(mvm, "Timed out waiting for HW restart!\n"); + } ieee80211_iterate_active_interfaces_atomic( mvm->hw, IEEE80211_IFACE_ITER_NORMAL, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 07da4efe8458..7b7d2a146e30 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1529,8 +1529,8 @@ static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf, .data = { &cmd, }, .len = { sizeof(cmd) }, }; - size_t delta, len; - ssize_t ret; + size_t delta; + ssize_t ret, len; hcmd.id = iwl_cmd_id(*ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR, DEBUG_GROUP, 0); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 318efd814037..1db1dc13e988 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -4121,7 +4121,6 @@ void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, struct iwl_mvm_internal_rxq_notif *notif, u32 size) { - DECLARE_WAIT_QUEUE_HEAD_ONSTACK(notif_waitq); u32 qmask = BIT(mvm->trans->num_rx_queues) - 1; int ret; @@ -4143,7 +4142,7 @@ void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, } if (notif->sync) - ret = wait_event_timeout(notif_waitq, + ret = wait_event_timeout(mvm->rx_sync_waitq, atomic_read(&mvm->queue_sync_counter) == 0, HZ); WARN_ON_ONCE(!ret); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index d17cbf603f7c..c60703e0c246 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -937,6 +937,7 @@ struct iwl_mvm { /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ spinlock_t d0i3_tx_lock; wait_queue_head_t d0i3_exit_waitq; + wait_queue_head_t rx_sync_waitq; /* BT-Coex */ struct iwl_bt_coex_profile_notif last_bt_notif; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 05fe6dd1a2c8..4d35deb628bc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -619,6 +619,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, spin_lock_init(&mvm->refs_lock); skb_queue_head_init(&mvm->d0i3_tx); init_waitqueue_head(&mvm->d0i3_exit_waitq); + init_waitqueue_head(&mvm->rx_sync_waitq); atomic_set(&mvm->queue_sync_counter, 0); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index a57c6ef5bc14..6c802cee900c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -547,7 +547,8 @@ void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, "Received expired RX queue sync message\n"); return; } - atomic_dec(&mvm->queue_sync_counter); + if (!atomic_dec_return(&mvm->queue_sync_counter)) + wake_up(&mvm->rx_sync_waitq); } switch (internal_notif->type) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index f279fdd6eb44..fa9743205491 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1199,6 +1199,9 @@ static int iwl_mvm_num_scans(struct iwl_mvm *mvm) static int iwl_mvm_check_running_scans(struct iwl_mvm *mvm, int type) { + bool unified_image = fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG); + /* This looks a bit arbitrary, but the idea is that if we run * out of possible simultaneous scans and the userspace is * trying to run a scan type that is already running, we @@ -1225,12 +1228,30 @@ static int iwl_mvm_check_running_scans(struct iwl_mvm *mvm, int type) return -EBUSY; return iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_REGULAR, true); case IWL_MVM_SCAN_NETDETECT: - /* No need to stop anything for net-detect since the - * firmware is restarted anyway. This way, any sched - * scans that were running will be restarted when we - * resume. - */ - return 0; + /* For non-unified images, there's no need to stop + * anything for net-detect since the firmware is + * restarted anyway. This way, any sched scans that + * were running will be restarted when we resume. + */ + if (!unified_image) + return 0; + + /* If this is a unified image and we ran out of scans, + * we need to stop something. Prefer stopping regular + * scans, because the results are useless at this + * point, and we should be able to keep running + * another scheduled scan while suspended. + */ + if (mvm->scan_status & IWL_MVM_SCAN_REGULAR_MASK) + return iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_REGULAR, + true); + if (mvm->scan_status & IWL_MVM_SCAN_SCHED_MASK) + return iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_SCHED, + true); + + /* fall through, something is wrong if no scan was + * running but we ran out of scans. + */ default: WARN_ON(1); break; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 001be406a3d3..2f8134b2a504 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -541,48 +541,64 @@ static const struct pci_device_id iwl_hw_card_ids[] = { MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids); #ifdef CONFIG_ACPI -#define SPL_METHOD "SPLC" -#define SPL_DOMAINTYPE_MODULE BIT(0) -#define SPL_DOMAINTYPE_WIFI BIT(1) -#define SPL_DOMAINTYPE_WIGIG BIT(2) -#define SPL_DOMAINTYPE_RFEM BIT(3) +#define ACPI_SPLC_METHOD "SPLC" +#define ACPI_SPLC_DOMAIN_WIFI (0x07) -static u64 splx_get_pwr_limit(struct iwl_trans *trans, union acpi_object *splx) +static u64 splc_get_pwr_limit(struct iwl_trans *trans, union acpi_object *splc) { - union acpi_object *limits, *domain_type, *power_limit; - - if (splx->type != ACPI_TYPE_PACKAGE || - splx->package.count != 2 || - splx->package.elements[0].type != ACPI_TYPE_INTEGER || - splx->package.elements[0].integer.value != 0) { - IWL_ERR(trans, "Unsupported splx structure\n"); + union acpi_object *data_pkg, *dflt_pwr_limit; + int i; + + /* We need at least two elements, one for the revision and one + * for the data itself. Also check that the revision is + * supported (currently only revision 0). + */ + if (splc->type != ACPI_TYPE_PACKAGE || + splc->package.count < 2 || + splc->package.elements[0].type != ACPI_TYPE_INTEGER || + splc->package.elements[0].integer.value != 0) { + IWL_DEBUG_INFO(trans, + "Unsupported structure returned by the SPLC method. Ignoring.\n"); return 0; } - limits = &splx->package.elements[1]; - if (limits->type != ACPI_TYPE_PACKAGE || - limits->package.count < 2 || - limits->package.elements[0].type != ACPI_TYPE_INTEGER || - limits->package.elements[1].type != ACPI_TYPE_INTEGER) { - IWL_ERR(trans, "Invalid limits element\n"); - return 0; + /* loop through all the packages to find the one for WiFi */ + for (i = 1; i < splc->package.count; i++) { + union acpi_object *domain; + + data_pkg = &splc->package.elements[i]; + + /* Skip anything that is not a package with the right + * amount of elements (i.e. at least 2 integers). + */ + if (data_pkg->type != ACPI_TYPE_PACKAGE || + data_pkg->package.count < 2 || + data_pkg->package.elements[0].type != ACPI_TYPE_INTEGER || + data_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) + continue; + + domain = &data_pkg->package.elements[0]; + if (domain->integer.value == ACPI_SPLC_DOMAIN_WIFI) + break; + + data_pkg = NULL; } - domain_type = &limits->package.elements[0]; - power_limit = &limits->package.elements[1]; - if (!(domain_type->integer.value & SPL_DOMAINTYPE_WIFI)) { - IWL_DEBUG_INFO(trans, "WiFi power is not limited\n"); + if (!data_pkg) { + IWL_DEBUG_INFO(trans, + "No element for the WiFi domain returned by the SPLC method.\n"); return 0; } - return power_limit->integer.value; + dflt_pwr_limit = &data_pkg->package.elements[1]; + return dflt_pwr_limit->integer.value; } static void set_dflt_pwr_limit(struct iwl_trans *trans, struct pci_dev *pdev) { acpi_handle pxsx_handle; acpi_handle handle; - struct acpi_buffer splx = {ACPI_ALLOCATE_BUFFER, NULL}; + struct acpi_buffer splc = {ACPI_ALLOCATE_BUFFER, NULL}; acpi_status status; pxsx_handle = ACPI_HANDLE(&pdev->dev); @@ -593,23 +609,24 @@ static void set_dflt_pwr_limit(struct iwl_trans *trans, struct pci_dev *pdev) } /* Get the method's handle */ - status = acpi_get_handle(pxsx_handle, (acpi_string)SPL_METHOD, &handle); + status = acpi_get_handle(pxsx_handle, (acpi_string)ACPI_SPLC_METHOD, + &handle); if (ACPI_FAILURE(status)) { - IWL_DEBUG_INFO(trans, "SPL method not found\n"); + IWL_DEBUG_INFO(trans, "SPLC method not found\n"); return; } /* Call SPLC with no arguments */ - status = acpi_evaluate_object(handle, NULL, NULL, &splx); + status = acpi_evaluate_object(handle, NULL, NULL, &splc); if (ACPI_FAILURE(status)) { IWL_ERR(trans, "SPLC invocation failed (0x%x)\n", status); return; } - trans->dflt_pwr_limit = splx_get_pwr_limit(trans, splx.pointer); + trans->dflt_pwr_limit = splc_get_pwr_limit(trans, splc.pointer); IWL_DEBUG_INFO(trans, "Default power limit set to %lld\n", trans->dflt_pwr_limit); - kfree(splx.pointer); + kfree(splc.pointer); } #else /* CONFIG_ACPI */ diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c index e9a278b60dfd..5f840f16f40b 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c @@ -592,6 +592,7 @@ error: static int iwl_pcie_txq_init(struct iwl_trans *trans, struct iwl_txq *txq, int slots_num, u32 txq_id) { + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); int ret; txq->need_update = false; @@ -606,6 +607,13 @@ static int iwl_pcie_txq_init(struct iwl_trans *trans, struct iwl_txq *txq, return ret; spin_lock_init(&txq->lock); + + if (txq_id == trans_pcie->cmd_queue) { + static struct lock_class_key iwl_pcie_cmd_queue_lock_class; + + lockdep_set_class(&txq->lock, &iwl_pcie_cmd_queue_lock_class); + } + __skb_queue_head_init(&txq->overflow_q); /* diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 431f13b4faf6..d3bad5779376 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -826,7 +826,7 @@ static void mac80211_hwsim_set_tsf(struct ieee80211_hw *hw, data->bcn_delta = do_div(delta, bcn_int); } else { data->tsf_offset -= delta; - data->bcn_delta = -do_div(delta, bcn_int); + data->bcn_delta = -(s64)do_div(delta, bcn_int); } } diff --git a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c index 94480123efa3..274dd5a1574a 100644 --- a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c @@ -45,7 +45,7 @@ static int mwifiex_11n_dispatch_amsdu_pkt(struct mwifiex_private *priv, skb_trim(skb, le16_to_cpu(local_rx_pd->rx_pkt_length)); ieee80211_amsdu_to_8023s(skb, &list, priv->curr_addr, - priv->wdev.iftype, 0, false); + priv->wdev.iftype, 0, NULL, NULL); while (!skb_queue_empty(&list)) { struct rx_packet_hdr *rx_hdr; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index 1016628926d2..08d587a342d3 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -238,7 +238,7 @@ struct rtl8xxxu_rxdesc16 { u32 pattern1match:1; u32 pattern0match:1; #endif - __le32 tsfl; + u32 tsfl; #if 0 u32 bassn:12; u32 bavld:1; @@ -368,7 +368,7 @@ struct rtl8xxxu_rxdesc24 { u32 ldcp:1; u32 splcp:1; #endif - __le32 tsfl; + u32 tsfl; }; struct rtl8xxxu_txdesc32 { diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c index df54d27e7851..a793fedc3654 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c @@ -1461,7 +1461,9 @@ static int rtl8192eu_active_to_emu(struct rtl8xxxu_priv *priv) int count, ret = 0; /* Turn off RF */ - rtl8xxxu_write8(priv, REG_RF_CTRL, 0); + val8 = rtl8xxxu_read8(priv, REG_RF_CTRL); + val8 &= ~RF_ENABLE; + rtl8xxxu_write8(priv, REG_RF_CTRL, val8); /* Switch DPDT_SEL_P output from register 0x65[2] */ val8 = rtl8xxxu_read8(priv, REG_LEDCFG2); @@ -1593,6 +1595,10 @@ static void rtl8192e_enable_rf(struct rtl8xxxu_priv *priv) u32 val32; u8 val8; + val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA); + val32 |= (BIT(22) | BIT(23)); + rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32); + val8 = rtl8xxxu_read8(priv, REG_GPIO_MUXCFG); val8 |= BIT(5); rtl8xxxu_write8(priv, REG_GPIO_MUXCFG, val8); diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c index 6c086b5657e9..02b8ddd98a95 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c @@ -1498,6 +1498,10 @@ static void rtl8723b_enable_rf(struct rtl8xxxu_priv *priv) u32 val32; u8 val8; + val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA); + val32 |= (BIT(22) | BIT(23)); + rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32); + /* * No indication anywhere as to what 0x0790 does. The 2 antenna * vendor code preserves bits 6-7 here. diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index b2d7f6e69667..a5e6ec2152bf 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -5197,7 +5197,12 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) pkt_offset = roundup(pkt_len + drvinfo_sz + desc_shift + sizeof(struct rtl8xxxu_rxdesc16), 128); - if (pkt_cnt > 1) + /* + * Only clone the skb if there's enough data at the end to + * at least cover the rx descriptor + */ + if (pkt_cnt > 1 && + urb_len > (pkt_offset + sizeof(struct rtl8xxxu_rxdesc16))) next_skb = skb_clone(skb, GFP_ATOMIC); rx_status = IEEE80211_SKB_RXCB(skb); @@ -5215,7 +5220,7 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) rtl8xxxu_rx_parse_phystats(priv, rx_status, phy_stats, rx_desc->rxmcs); - rx_status->mactime = le32_to_cpu(rx_desc->tsfl); + rx_status->mactime = rx_desc->tsfl; rx_status->flag |= RX_FLAG_MACTIME_START; if (!rx_desc->swdec) @@ -5285,7 +5290,7 @@ int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb) rtl8xxxu_rx_parse_phystats(priv, rx_status, phy_stats, rx_desc->rxmcs); - rx_status->mactime = le32_to_cpu(rx_desc->tsfl); + rx_status->mactime = rx_desc->tsfl; rx_status->flag |= RX_FLAG_MACTIME_START; if (!rx_desc->swdec) diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index f95760c13c56..8e7f23c11680 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -111,7 +111,7 @@ static void rtl_fw_do_work(const struct firmware *firmware, void *context, if (!err) goto found_alt; } - pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name); + pr_err("Selected firmware is not available\n"); rtlpriv->max_fw_size = 0; return; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/sw.c index e7b11b40e68d..f361808def47 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/sw.c @@ -86,6 +86,7 @@ int rtl88e_init_sw_vars(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); u8 tid; + char *fw_name; rtl8188ee_bt_reg_init(hw); rtlpriv->dm.dm_initialgain_enable = 1; @@ -169,10 +170,10 @@ int rtl88e_init_sw_vars(struct ieee80211_hw *hw) return 1; } - rtlpriv->cfg->fw_name = "rtlwifi/rtl8188efw.bin"; + fw_name = "rtlwifi/rtl8188efw.bin"; rtlpriv->max_fw_size = 0x8000; - pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -284,7 +285,6 @@ static const struct rtl_hal_cfg rtl88ee_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl88e_pci", - .fw_name = "rtlwifi/rtl8188efw.bin", .ops = &rtl8188ee_hal_ops, .mod_params = &rtl88ee_mod_params, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/sw.c index 87aa209ae325..8b6e37ce3f66 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/sw.c @@ -96,6 +96,7 @@ int rtl92c_init_sw_vars(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + char *fw_name = "rtlwifi/rtl8192cfwU.bin"; rtl8192ce_bt_reg_init(hw); @@ -167,15 +168,12 @@ int rtl92c_init_sw_vars(struct ieee80211_hw *hw) } /* request fw */ - if (IS_VENDOR_UMC_A_CUT(rtlhal->version) && - !IS_92C_SERIAL(rtlhal->version)) - rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU.bin"; - else if (IS_81XXC_VENDOR_UMC_B_CUT(rtlhal->version)) - rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU_B.bin"; + if (IS_81XXC_VENDOR_UMC_B_CUT(rtlhal->version)) + fw_name = "rtlwifi/rtl8192cfwU_B.bin"; rtlpriv->max_fw_size = 0x4000; - pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -262,7 +260,6 @@ static const struct rtl_hal_cfg rtl92ce_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl92c_pci", - .fw_name = "rtlwifi/rtl8192cfw.bin", .ops = &rtl8192ce_hal_ops, .mod_params = &rtl92ce_mod_params, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c index 7c6f7f0d18c6..f953320f0e23 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/sw.c @@ -59,6 +59,7 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); int err; + char *fw_name; rtlpriv->dm.dm_initialgain_enable = true; rtlpriv->dm.dm_flag = 0; @@ -77,18 +78,18 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw) } if (IS_VENDOR_UMC_A_CUT(rtlpriv->rtlhal.version) && !IS_92C_SERIAL(rtlpriv->rtlhal.version)) { - rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_A.bin"; + fw_name = "rtlwifi/rtl8192cufw_A.bin"; } else if (IS_81XXC_VENDOR_UMC_B_CUT(rtlpriv->rtlhal.version)) { - rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_B.bin"; + fw_name = "rtlwifi/rtl8192cufw_B.bin"; } else { - rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_TMSC.bin"; + fw_name = "rtlwifi/rtl8192cufw_TMSC.bin"; } /* provide name of alternative file */ rtlpriv->cfg->alt_fw_name = "rtlwifi/rtl8192cufw.bin"; - pr_info("Loading firmware %s\n", rtlpriv->cfg->fw_name); + pr_info("Loading firmware %s\n", fw_name); rtlpriv->max_fw_size = 0x4000; err = request_firmware_nowait(THIS_MODULE, 1, - rtlpriv->cfg->fw_name, rtlpriv->io.dev, + fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); return err; } @@ -187,7 +188,6 @@ static struct rtl_hal_usbint_cfg rtl92cu_interface_cfg = { static struct rtl_hal_cfg rtl92cu_hal_cfg = { .name = "rtl92c_usb", - .fw_name = "rtlwifi/rtl8192cufw.bin", .ops = &rtl8192cu_hal_ops, .mod_params = &rtl92cu_mod_params, .usb_interface_cfg = &rtl92cu_interface_cfg, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c index 0538a4d09568..1ebfee18882f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/sw.c @@ -92,6 +92,7 @@ static int rtl92d_init_sw_vars(struct ieee80211_hw *hw) u8 tid; struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); + char *fw_name = "rtlwifi/rtl8192defw.bin"; rtlpriv->dm.dm_initialgain_enable = true; rtlpriv->dm.dm_flag = 0; @@ -181,10 +182,10 @@ static int rtl92d_init_sw_vars(struct ieee80211_hw *hw) rtlpriv->max_fw_size = 0x8000; pr_info("Driver for Realtek RTL8192DE WLAN interface\n"); - pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name); + pr_info("Loading firmware file %s\n", fw_name); /* request fw */ - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -266,7 +267,6 @@ static const struct rtl_hal_cfg rtl92de_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl8192de", - .fw_name = "rtlwifi/rtl8192defw.bin", .ops = &rtl8192de_hal_ops, .mod_params = &rtl92de_mod_params, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/sw.c index ac299cbe59b0..46b605de36e7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/sw.c @@ -91,6 +91,7 @@ int rtl92ee_init_sw_vars(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); int err = 0; + char *fw_name; rtl92ee_bt_reg_init(hw); rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support; @@ -170,11 +171,11 @@ int rtl92ee_init_sw_vars(struct ieee80211_hw *hw) } /* request fw */ - rtlpriv->cfg->fw_name = "rtlwifi/rtl8192eefw.bin"; + fw_name = "rtlwifi/rtl8192eefw.bin"; rtlpriv->max_fw_size = 0x8000; - pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -266,7 +267,6 @@ static const struct rtl_hal_cfg rtl92ee_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl92ee_pci", - .fw_name = "rtlwifi/rtl8192eefw.bin", .ops = &rtl8192ee_hal_ops, .mod_params = &rtl92ee_mod_params, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/sw.c index 5e8e02d5de8a..3e1eaeac4fdc 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/sw.c @@ -89,12 +89,13 @@ static void rtl92se_fw_cb(const struct firmware *firmware, void *context) struct ieee80211_hw *hw = context; struct rtl_priv *rtlpriv = rtl_priv(hw); struct rt_firmware *pfirmware = NULL; + char *fw_name = "rtlwifi/rtl8192sefw.bin"; RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, "Firmware callback routine entered!\n"); complete(&rtlpriv->firmware_loading_complete); if (!firmware) { - pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name); + pr_err("Firmware %s not available\n", fw_name); rtlpriv->max_fw_size = 0; return; } @@ -117,6 +118,7 @@ static int rtl92s_init_sw_vars(struct ieee80211_hw *hw) struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); int err = 0; u16 earlyrxthreshold = 7; + char *fw_name = "rtlwifi/rtl8192sefw.bin"; rtlpriv->dm.dm_initialgain_enable = true; rtlpriv->dm.dm_flag = 0; @@ -214,9 +216,9 @@ static int rtl92s_init_sw_vars(struct ieee80211_hw *hw) rtlpriv->max_fw_size = RTL8190_MAX_FIRMWARE_CODE_SIZE*2 + sizeof(struct fw_hdr); pr_info("Driver for Realtek RTL8192SE/RTL8191SE\n" - "Loading firmware %s\n", rtlpriv->cfg->fw_name); + "Loading firmware %s\n", fw_name); /* request fw */ - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl92se_fw_cb); if (err) { @@ -310,7 +312,6 @@ static const struct rtl_hal_cfg rtl92se_hal_cfg = { .bar_id = 1, .write_readback = false, .name = "rtl92s_pci", - .fw_name = "rtlwifi/rtl8192sefw.bin", .ops = &rtl8192se_hal_ops, .mod_params = &rtl92se_mod_params, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/sw.c index 89c828ad89f4..c51a9e8234e9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/sw.c @@ -94,6 +94,7 @@ int rtl8723e_init_sw_vars(struct ieee80211_hw *hw) struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); int err = 0; + char *fw_name = "rtlwifi/rtl8723fw.bin"; rtl8723e_bt_reg_init(hw); @@ -176,14 +177,12 @@ int rtl8723e_init_sw_vars(struct ieee80211_hw *hw) return 1; } - if (IS_VENDOR_8723_A_CUT(rtlhal->version)) - rtlpriv->cfg->fw_name = "rtlwifi/rtl8723fw.bin"; - else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) - rtlpriv->cfg->fw_name = "rtlwifi/rtl8723fw_B.bin"; + if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) + fw_name = "rtlwifi/rtl8723fw_B.bin"; rtlpriv->max_fw_size = 0x6000; - pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -280,7 +279,6 @@ static const struct rtl_hal_cfg rtl8723e_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl8723e_pci", - .fw_name = "rtlwifi/rtl8723efw.bin", .ops = &rtl8723e_hal_ops, .mod_params = &rtl8723e_mod_params, .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c index 20b53f035483..847644d1f5f5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c @@ -91,6 +91,7 @@ int rtl8723be_init_sw_vars(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + char *fw_name = "rtlwifi/rtl8723befw.bin"; rtl8723be_bt_reg_init(hw); rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer(); @@ -184,8 +185,8 @@ int rtl8723be_init_sw_vars(struct ieee80211_hw *hw) } rtlpriv->max_fw_size = 0x8000; - pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -280,7 +281,6 @@ static const struct rtl_hal_cfg rtl8723be_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl8723be_pci", - .fw_name = "rtlwifi/rtl8723befw.bin", .ops = &rtl8723be_hal_ops, .mod_params = &rtl8723be_mod_params, .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c index 22f687b1f133..297938e0effd 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c @@ -93,6 +93,7 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw) struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + char *fw_name, *wowlan_fw_name; rtl8821ae_bt_reg_init(hw); rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer(); @@ -203,17 +204,17 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw) } if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { - rtlpriv->cfg->fw_name = "rtlwifi/rtl8812aefw.bin"; - rtlpriv->cfg->wowlan_fw_name = "rtlwifi/rtl8812aefw_wowlan.bin"; + fw_name = "rtlwifi/rtl8812aefw.bin"; + wowlan_fw_name = "rtlwifi/rtl8812aefw_wowlan.bin"; } else { - rtlpriv->cfg->fw_name = "rtlwifi/rtl8821aefw.bin"; - rtlpriv->cfg->wowlan_fw_name = "rtlwifi/rtl8821aefw_wowlan.bin"; + fw_name = "rtlwifi/rtl8821aefw.bin"; + wowlan_fw_name = "rtlwifi/rtl8821aefw_wowlan.bin"; } rtlpriv->max_fw_size = 0x8000; /*load normal firmware*/ - pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name); - err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { @@ -222,9 +223,9 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw) return 1; } /*load wowlan firmware*/ - pr_info("Using firmware %s\n", rtlpriv->cfg->wowlan_fw_name); + pr_info("Using firmware %s\n", wowlan_fw_name); err = request_firmware_nowait(THIS_MODULE, 1, - rtlpriv->cfg->wowlan_fw_name, + wowlan_fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_wowlan_fw_cb); if (err) { @@ -320,7 +321,6 @@ static const struct rtl_hal_cfg rtl8821ae_hal_cfg = { .bar_id = 2, .write_readback = true, .name = "rtl8821ae_pci", - .fw_name = "rtlwifi/rtl8821aefw.bin", .ops = &rtl8821ae_hal_ops, .mod_params = &rtl8821ae_mod_params, .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 595f7d5d091a..dafe486f8448 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -2278,9 +2278,7 @@ struct rtl_hal_cfg { u8 bar_id; bool write_readback; char *name; - char *fw_name; char *alt_fw_name; - char *wowlan_fw_name; struct rtl_hal_ops *ops; struct rtl_mod_params *mod_params; struct rtl_hal_usbint_cfg *usb_interface_cfg; diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c index a6e94b1a12cb..47fe7f96a242 100644 --- a/drivers/net/wireless/ti/wlcore/sdio.c +++ b/drivers/net/wireless/ti/wlcore/sdio.c @@ -391,7 +391,6 @@ static void wl1271_remove(struct sdio_func *func) pm_runtime_get_noresume(&func->dev); platform_device_unregister(glue->core); - kfree(glue); } #ifdef CONFIG_PM diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index e17879dd5d5a..bf2744e1e3db 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -304,7 +304,7 @@ static void xennet_alloc_rx_buffers(struct netfront_queue *queue) queue->rx_skbs[id] = skb; ref = gnttab_claim_grant_reference(&queue->gref_rx_head); - BUG_ON((signed short)ref < 0); + WARN_ON_ONCE(IS_ERR_VALUE((unsigned long)(int)ref)); queue->grant_rx_ref[id] = ref; page = skb_frag_page(&skb_shinfo(skb)->frags[0]); @@ -428,7 +428,7 @@ static void xennet_tx_setup_grant(unsigned long gfn, unsigned int offset, id = get_id_from_freelist(&queue->tx_skb_freelist, queue->tx_skbs); tx = RING_GET_REQUEST(&queue->tx, queue->tx.req_prod_pvt++); ref = gnttab_claim_grant_reference(&queue->gref_tx_head); - BUG_ON((signed short)ref < 0); + WARN_ON_ONCE(IS_ERR_VALUE((unsigned long)(int)ref)); gnttab_grant_foreign_access_ref(ref, queue->info->xbdev->otherend_id, gfn, GNTMAP_readonly); |