diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom')
18 files changed, 649 insertions, 223 deletions
diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index f8a168b73307..cb88ffb8f12f 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -54,7 +54,7 @@ config B44_PCI config BCM4908_ENET tristate "Broadcom BCM4908 internal mac support" depends on ARCH_BCM4908 || COMPILE_TEST - default y + default y if ARCH_BCM4908 help This driver supports Ethernet controller integrated into Broadcom BCM4908 family SoCs. diff --git a/drivers/net/ethernet/broadcom/bcm4908_enet.c b/drivers/net/ethernet/broadcom/bcm4908_enet.c index 98cf82dea3e4..60d908507f51 100644 --- a/drivers/net/ethernet/broadcom/bcm4908_enet.c +++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c @@ -9,6 +9,7 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/of.h> +#include <linux/of_net.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/string.h> @@ -53,6 +54,7 @@ struct bcm4908_enet_dma_ring { int length; u16 cfg_block; u16 st_ram_block; + struct napi_struct napi; union { void *cpu_addr; @@ -66,8 +68,8 @@ struct bcm4908_enet_dma_ring { struct bcm4908_enet { struct device *dev; struct net_device *netdev; - struct napi_struct napi; void __iomem *base; + int irq_tx; struct bcm4908_enet_dma_ring tx_ring; struct bcm4908_enet_dma_ring rx_ring; @@ -122,24 +124,31 @@ static void enet_umac_set(struct bcm4908_enet *enet, u16 offset, u32 set) * Helpers */ -static void bcm4908_enet_intrs_on(struct bcm4908_enet *enet) +static void bcm4908_enet_set_mtu(struct bcm4908_enet *enet, int mtu) { - enet_write(enet, ENET_DMA_CH_RX_CFG + ENET_DMA_CH_CFG_INT_MASK, ENET_DMA_INT_DEFAULTS); + enet_umac_write(enet, UMAC_MAX_FRAME_LEN, mtu + ENET_MAX_ETH_OVERHEAD); } -static void bcm4908_enet_intrs_off(struct bcm4908_enet *enet) +/*** + * DMA ring ops + */ + +static void bcm4908_enet_dma_ring_intrs_on(struct bcm4908_enet *enet, + struct bcm4908_enet_dma_ring *ring) { - enet_write(enet, ENET_DMA_CH_RX_CFG + ENET_DMA_CH_CFG_INT_MASK, 0); + enet_write(enet, ring->cfg_block + ENET_DMA_CH_CFG_INT_MASK, ENET_DMA_INT_DEFAULTS); } -static void bcm4908_enet_intrs_ack(struct bcm4908_enet *enet) +static void bcm4908_enet_dma_ring_intrs_off(struct bcm4908_enet *enet, + struct bcm4908_enet_dma_ring *ring) { - enet_write(enet, ENET_DMA_CH_RX_CFG + ENET_DMA_CH_CFG_INT_STAT, ENET_DMA_INT_DEFAULTS); + enet_write(enet, ring->cfg_block + ENET_DMA_CH_CFG_INT_MASK, 0); } -static void bcm4908_enet_set_mtu(struct bcm4908_enet *enet, int mtu) +static void bcm4908_enet_dma_ring_intrs_ack(struct bcm4908_enet *enet, + struct bcm4908_enet_dma_ring *ring) { - enet_umac_write(enet, UMAC_MAX_FRAME_LEN, mtu + ENET_MAX_ETH_OVERHEAD); + enet_write(enet, ring->cfg_block + ENET_DMA_CH_CFG_INT_STAT, ENET_DMA_INT_DEFAULTS); } /*** @@ -172,6 +181,7 @@ static int bcm4908_dma_alloc_buf_descs(struct bcm4908_enet *enet, err_free_buf_descs: dma_free_coherent(dev, size, ring->cpu_addr, ring->dma_addr); + ring->cpu_addr = NULL; return -ENOMEM; } @@ -413,11 +423,14 @@ static void bcm4908_enet_gmac_init(struct bcm4908_enet *enet) static irqreturn_t bcm4908_enet_irq_handler(int irq, void *dev_id) { struct bcm4908_enet *enet = dev_id; + struct bcm4908_enet_dma_ring *ring; - bcm4908_enet_intrs_off(enet); - bcm4908_enet_intrs_ack(enet); + ring = (irq == enet->irq_tx) ? &enet->tx_ring : &enet->rx_ring; - napi_schedule(&enet->napi); + bcm4908_enet_dma_ring_intrs_off(enet, ring); + bcm4908_enet_dma_ring_intrs_ack(enet, ring); + + napi_schedule(&ring->napi); return IRQ_HANDLED; } @@ -425,6 +438,8 @@ static irqreturn_t bcm4908_enet_irq_handler(int irq, void *dev_id) static int bcm4908_enet_open(struct net_device *netdev) { struct bcm4908_enet *enet = netdev_priv(netdev); + struct bcm4908_enet_dma_ring *tx_ring = &enet->tx_ring; + struct bcm4908_enet_dma_ring *rx_ring = &enet->rx_ring; struct device *dev = enet->dev; int err; @@ -434,6 +449,17 @@ static int bcm4908_enet_open(struct net_device *netdev) return err; } + if (enet->irq_tx > 0) { + err = request_irq(enet->irq_tx, bcm4908_enet_irq_handler, 0, + "tx", enet); + if (err) { + dev_err(dev, "Failed to request IRQ %d: %d\n", + enet->irq_tx, err); + free_irq(netdev->irq, enet); + return err; + } + } + bcm4908_enet_gmac_init(enet); bcm4908_enet_dma_reset(enet); bcm4908_enet_dma_init(enet); @@ -442,14 +468,19 @@ static int bcm4908_enet_open(struct net_device *netdev) enet_set(enet, ENET_DMA_CONTROLLER_CFG, ENET_DMA_CTRL_CFG_MASTER_EN); enet_maskset(enet, ENET_DMA_CONTROLLER_CFG, ENET_DMA_CTRL_CFG_FLOWC_CH1_EN, 0); - bcm4908_enet_dma_rx_ring_enable(enet, &enet->rx_ring); - napi_enable(&enet->napi); + if (enet->irq_tx > 0) { + napi_enable(&tx_ring->napi); + bcm4908_enet_dma_ring_intrs_ack(enet, tx_ring); + bcm4908_enet_dma_ring_intrs_on(enet, tx_ring); + } + + bcm4908_enet_dma_rx_ring_enable(enet, rx_ring); + napi_enable(&rx_ring->napi); netif_carrier_on(netdev); netif_start_queue(netdev); - - bcm4908_enet_intrs_ack(enet); - bcm4908_enet_intrs_on(enet); + bcm4908_enet_dma_ring_intrs_ack(enet, rx_ring); + bcm4908_enet_dma_ring_intrs_on(enet, rx_ring); return 0; } @@ -457,16 +488,20 @@ static int bcm4908_enet_open(struct net_device *netdev) static int bcm4908_enet_stop(struct net_device *netdev) { struct bcm4908_enet *enet = netdev_priv(netdev); + struct bcm4908_enet_dma_ring *tx_ring = &enet->tx_ring; + struct bcm4908_enet_dma_ring *rx_ring = &enet->rx_ring; netif_stop_queue(netdev); netif_carrier_off(netdev); - napi_disable(&enet->napi); + napi_disable(&rx_ring->napi); + napi_disable(&tx_ring->napi); bcm4908_enet_dma_rx_ring_disable(enet, &enet->rx_ring); bcm4908_enet_dma_tx_ring_disable(enet, &enet->tx_ring); bcm4908_enet_dma_uninit(enet); + free_irq(enet->irq_tx, enet); free_irq(enet->netdev->irq, enet); return 0; @@ -483,25 +518,19 @@ static int bcm4908_enet_start_xmit(struct sk_buff *skb, struct net_device *netde u32 tmp; /* Free transmitted skbs */ - while (ring->read_idx != ring->write_idx) { - buf_desc = &ring->buf_desc[ring->read_idx]; - if (le32_to_cpu(buf_desc->ctl) & DMA_CTL_STATUS_OWN) - break; - slot = &ring->slots[ring->read_idx]; - - dma_unmap_single(dev, slot->dma_addr, slot->len, DMA_TO_DEVICE); - dev_kfree_skb(slot->skb); - if (++ring->read_idx == ring->length) - ring->read_idx = 0; - } + if (enet->irq_tx < 0 && + !(le32_to_cpu(ring->buf_desc[ring->read_idx].ctl) & DMA_CTL_STATUS_OWN)) + napi_schedule(&enet->tx_ring.napi); /* Don't use the last empty buf descriptor */ if (ring->read_idx <= ring->write_idx) free_buf_descs = ring->read_idx - ring->write_idx + ring->length; else free_buf_descs = ring->read_idx - ring->write_idx; - if (free_buf_descs < 2) + if (free_buf_descs < 2) { + netif_stop_queue(netdev); return NETDEV_TX_BUSY; + } /* Hardware removes OWN bit after sending data */ buf_desc = &ring->buf_desc[ring->write_idx]; @@ -538,9 +567,10 @@ static int bcm4908_enet_start_xmit(struct sk_buff *skb, struct net_device *netde return NETDEV_TX_OK; } -static int bcm4908_enet_poll(struct napi_struct *napi, int weight) +static int bcm4908_enet_poll_rx(struct napi_struct *napi, int weight) { - struct bcm4908_enet *enet = container_of(napi, struct bcm4908_enet, napi); + struct bcm4908_enet_dma_ring *rx_ring = container_of(napi, struct bcm4908_enet_dma_ring, napi); + struct bcm4908_enet *enet = container_of(rx_ring, struct bcm4908_enet, rx_ring); struct device *dev = enet->dev; int handled = 0; @@ -589,7 +619,7 @@ static int bcm4908_enet_poll(struct napi_struct *napi, int weight) if (handled < weight) { napi_complete_done(napi, handled); - bcm4908_enet_intrs_on(enet); + bcm4908_enet_dma_ring_intrs_on(enet, rx_ring); } /* Hardware could disable ring if it run out of descriptors */ @@ -598,6 +628,42 @@ static int bcm4908_enet_poll(struct napi_struct *napi, int weight) return handled; } +static int bcm4908_enet_poll_tx(struct napi_struct *napi, int weight) +{ + struct bcm4908_enet_dma_ring *tx_ring = container_of(napi, struct bcm4908_enet_dma_ring, napi); + struct bcm4908_enet *enet = container_of(tx_ring, struct bcm4908_enet, tx_ring); + struct bcm4908_enet_dma_ring_bd *buf_desc; + struct bcm4908_enet_dma_ring_slot *slot; + struct device *dev = enet->dev; + unsigned int bytes = 0; + int handled = 0; + + while (handled < weight && tx_ring->read_idx != tx_ring->write_idx) { + buf_desc = &tx_ring->buf_desc[tx_ring->read_idx]; + if (le32_to_cpu(buf_desc->ctl) & DMA_CTL_STATUS_OWN) + break; + slot = &tx_ring->slots[tx_ring->read_idx]; + + dma_unmap_single(dev, slot->dma_addr, slot->len, DMA_TO_DEVICE); + dev_kfree_skb(slot->skb); + bytes += slot->len; + if (++tx_ring->read_idx == tx_ring->length) + tx_ring->read_idx = 0; + + handled++; + } + + if (handled < weight) { + napi_complete_done(napi, handled); + bcm4908_enet_dma_ring_intrs_on(enet, tx_ring); + } + + if (netif_queue_stopped(enet->netdev)) + netif_wake_queue(enet->netdev); + + return handled; +} + static int bcm4908_enet_change_mtu(struct net_device *netdev, int new_mtu) { struct bcm4908_enet *enet = netdev_priv(netdev); @@ -640,6 +706,8 @@ static int bcm4908_enet_probe(struct platform_device *pdev) if (netdev->irq < 0) return netdev->irq; + enet->irq_tx = platform_get_irq_byname(pdev, "tx"); + dma_set_coherent_mask(dev, DMA_BIT_MASK(32)); err = bcm4908_enet_dma_alloc(enet); @@ -647,12 +715,15 @@ static int bcm4908_enet_probe(struct platform_device *pdev) return err; SET_NETDEV_DEV(netdev, &pdev->dev); - eth_hw_addr_random(netdev); + err = of_get_mac_address(dev->of_node, netdev->dev_addr); + if (err) + eth_hw_addr_random(netdev); netdev->netdev_ops = &bcm4908_enet_netdev_ops; netdev->min_mtu = ETH_ZLEN; netdev->mtu = ETH_DATA_LEN; netdev->max_mtu = ENET_MTU_MAX; - netif_napi_add(netdev, &enet->napi, bcm4908_enet_poll, 64); + netif_tx_napi_add(netdev, &enet->tx_ring.napi, bcm4908_enet_poll_tx, NAPI_POLL_WEIGHT); + netif_napi_add(netdev, &enet->rx_ring.napi, bcm4908_enet_poll_rx, NAPI_POLL_WEIGHT); err = register_netdev(netdev); if (err) { @@ -670,7 +741,8 @@ static int bcm4908_enet_remove(struct platform_device *pdev) struct bcm4908_enet *enet = platform_get_drvdata(pdev); unregister_netdev(enet->netdev); - netif_napi_del(&enet->napi); + netif_napi_del(&enet->rx_ring.napi); + netif_napi_del(&enet->tx_ring.napi); bcm4908_enet_dma_free(enet); return 0; diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 777bbf6d2586..d9f0f0df8f7b 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -2457,7 +2457,6 @@ static int bcm_sysport_probe(struct platform_device *pdev) struct bcm_sysport_priv *priv; struct device_node *dn; struct net_device *dev; - const void *macaddr; u32 txq, rxq; int ret; @@ -2552,12 +2551,10 @@ static int bcm_sysport_probe(struct platform_device *pdev) } /* Initialize netdevice members */ - macaddr = of_get_mac_address(dn); - if (IS_ERR(macaddr)) { + ret = of_get_mac_address(dn, dev->dev_addr); + if (ret) { dev_warn(&pdev->dev, "using random Ethernet MAC\n"); eth_hw_addr_random(dev); - } else { - ether_addr_copy(dev->dev_addr, macaddr); } SET_NETDEV_DEV(dev, &pdev->dev); diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c index a5fd161ab5ee..85fa0ab7201c 100644 --- a/drivers/net/ethernet/broadcom/bgmac-bcma.c +++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c @@ -115,7 +115,7 @@ static int bgmac_probe(struct bcma_device *core) struct ssb_sprom *sprom = &core->bus->sprom; struct mii_bus *mii_bus; struct bgmac *bgmac; - const u8 *mac = NULL; + const u8 *mac; int err; bgmac = bgmac_alloc(&core->dev); @@ -128,11 +128,10 @@ static int bgmac_probe(struct bcma_device *core) bcma_set_drvdata(core, bgmac); - if (bgmac->dev->of_node) - mac = of_get_mac_address(bgmac->dev->of_node); + err = of_get_mac_address(bgmac->dev->of_node, bgmac->net_dev->dev_addr); /* If no MAC address assigned via device tree, check SPROM */ - if (IS_ERR_OR_NULL(mac)) { + if (err) { switch (core->core_unit) { case 0: mac = sprom->et0mac; @@ -149,10 +148,9 @@ static int bgmac_probe(struct bcma_device *core) err = -ENOTSUPP; goto err; } + ether_addr_copy(bgmac->net_dev->dev_addr, mac); } - ether_addr_copy(bgmac->net_dev->dev_addr, mac); - /* On BCM4706 we need common core to access PHY */ if (core->id.id == BCMA_CORE_4706_MAC_GBIT && !core->bus->drv_gmac_cmn.core) { diff --git a/drivers/net/ethernet/broadcom/bgmac-platform.c b/drivers/net/ethernet/broadcom/bgmac-platform.c index f37f1c58f368..9834b77cf4b6 100644 --- a/drivers/net/ethernet/broadcom/bgmac-platform.c +++ b/drivers/net/ethernet/broadcom/bgmac-platform.c @@ -173,7 +173,7 @@ static int bgmac_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct bgmac *bgmac; struct resource *regs; - const u8 *mac_addr; + int ret; bgmac = bgmac_alloc(&pdev->dev); if (!bgmac) @@ -192,11 +192,10 @@ static int bgmac_probe(struct platform_device *pdev) bgmac->dev = &pdev->dev; bgmac->dma_dev = &pdev->dev; - mac_addr = of_get_mac_address(np); - if (!IS_ERR(mac_addr)) - ether_addr_copy(bgmac->net_dev->dev_addr, mac_addr); - else - dev_warn(&pdev->dev, "MAC address not present in device tree\n"); + ret = of_get_mac_address(np, bgmac->net_dev->dev_addr); + if (ret) + dev_warn(&pdev->dev, + "MAC address not present in device tree\n"); bgmac->irq = platform_get_irq(pdev, 0); if (bgmac->irq < 0) diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index 3e8a179f39db..c0986096c701 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -8057,7 +8057,7 @@ bnx2_read_vpd_fw_ver(struct bnx2 *bp) data[i + 3] = data[i + BNX2_VPD_LEN]; } - i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA); + i = pci_vpd_find_tag(data, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA); if (i < 0) goto vpd_done; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index b652ed72a621..281b1c2e04a7 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -1395,7 +1395,6 @@ int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt) u32 op_gen_command = 0; u32 comp_addr = BAR_CSTRORM_INTMEM + CSTORM_FINAL_CLEANUP_COMPLETE_OFFSET(clnup_func); - int ret = 0; if (REG_RD(bp, comp_addr)) { BNX2X_ERR("Cleanup complete was not 0 before sending\n"); @@ -1420,7 +1419,7 @@ int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt) /* Zero completion for next FLR */ REG_WR(bp, comp_addr, 0); - return ret; + return 0; } u8 bnx2x_is_pcie_pending(struct pci_dev *dev) @@ -12207,8 +12206,7 @@ static void bnx2x_read_fwinfo(struct bnx2x *bp) /* VPD RO tag should be first tag after identifier string, hence * we should be able to find it in first BNX2X_VPD_LEN chars */ - i = pci_vpd_find_tag(vpd_start, 0, BNX2X_VPD_LEN, - PCI_VPD_LRDT_RO_DATA); + i = pci_vpd_find_tag(vpd_start, BNX2X_VPD_LEN, PCI_VPD_LRDT_RO_DATA); if (i < 0) goto out_not_found; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index b53a0d87371a..2985844634c8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -122,7 +122,10 @@ enum board_idx { NETXTREME_E_VF, NETXTREME_C_VF, NETXTREME_S_VF, + NETXTREME_C_VF_HV, + NETXTREME_E_VF_HV, NETXTREME_E_P5_VF, + NETXTREME_E_P5_VF_HV, }; /* indexed by enum above */ @@ -170,7 +173,10 @@ static const struct { [NETXTREME_E_VF] = { "Broadcom NetXtreme-E Ethernet Virtual Function" }, [NETXTREME_C_VF] = { "Broadcom NetXtreme-C Ethernet Virtual Function" }, [NETXTREME_S_VF] = { "Broadcom NetXtreme-S Ethernet Virtual Function" }, + [NETXTREME_C_VF_HV] = { "Broadcom NetXtreme-C Virtual Function for Hyper-V" }, + [NETXTREME_E_VF_HV] = { "Broadcom NetXtreme-E Virtual Function for Hyper-V" }, [NETXTREME_E_P5_VF] = { "Broadcom BCM5750X NetXtreme-E Ethernet Virtual Function" }, + [NETXTREME_E_P5_VF_HV] = { "Broadcom BCM5750X NetXtreme-E Virtual Function for Hyper-V" }, }; static const struct pci_device_id bnxt_pci_tbl[] = { @@ -222,15 +228,25 @@ static const struct pci_device_id bnxt_pci_tbl[] = { { PCI_VDEVICE(BROADCOM, 0xd804), .driver_data = BCM58804 }, #ifdef CONFIG_BNXT_SRIOV { PCI_VDEVICE(BROADCOM, 0x1606), .driver_data = NETXTREME_E_VF }, + { PCI_VDEVICE(BROADCOM, 0x1607), .driver_data = NETXTREME_E_VF_HV }, + { PCI_VDEVICE(BROADCOM, 0x1608), .driver_data = NETXTREME_E_VF_HV }, { PCI_VDEVICE(BROADCOM, 0x1609), .driver_data = NETXTREME_E_VF }, + { PCI_VDEVICE(BROADCOM, 0x16bd), .driver_data = NETXTREME_E_VF_HV }, { PCI_VDEVICE(BROADCOM, 0x16c1), .driver_data = NETXTREME_E_VF }, + { PCI_VDEVICE(BROADCOM, 0x16c2), .driver_data = NETXTREME_C_VF_HV }, + { PCI_VDEVICE(BROADCOM, 0x16c3), .driver_data = NETXTREME_C_VF_HV }, + { PCI_VDEVICE(BROADCOM, 0x16c4), .driver_data = NETXTREME_E_VF_HV }, + { PCI_VDEVICE(BROADCOM, 0x16c5), .driver_data = NETXTREME_E_VF_HV }, { PCI_VDEVICE(BROADCOM, 0x16cb), .driver_data = NETXTREME_C_VF }, { PCI_VDEVICE(BROADCOM, 0x16d3), .driver_data = NETXTREME_E_VF }, { PCI_VDEVICE(BROADCOM, 0x16dc), .driver_data = NETXTREME_E_VF }, { PCI_VDEVICE(BROADCOM, 0x16e1), .driver_data = NETXTREME_C_VF }, { PCI_VDEVICE(BROADCOM, 0x16e5), .driver_data = NETXTREME_C_VF }, + { PCI_VDEVICE(BROADCOM, 0x16e6), .driver_data = NETXTREME_C_VF_HV }, { PCI_VDEVICE(BROADCOM, 0x1806), .driver_data = NETXTREME_E_P5_VF }, { PCI_VDEVICE(BROADCOM, 0x1807), .driver_data = NETXTREME_E_P5_VF }, + { PCI_VDEVICE(BROADCOM, 0x1808), .driver_data = NETXTREME_E_P5_VF_HV }, + { PCI_VDEVICE(BROADCOM, 0x1809), .driver_data = NETXTREME_E_P5_VF_HV }, { PCI_VDEVICE(BROADCOM, 0xd800), .driver_data = NETXTREME_S_VF }, #endif { 0 } @@ -265,7 +281,8 @@ static struct workqueue_struct *bnxt_pf_wq; static bool bnxt_vf_pciid(enum board_idx idx) { return (idx == NETXTREME_C_VF || idx == NETXTREME_E_VF || - idx == NETXTREME_S_VF || idx == NETXTREME_E_P5_VF); + idx == NETXTREME_S_VF || idx == NETXTREME_C_VF_HV || + idx == NETXTREME_E_VF_HV || idx == NETXTREME_E_P5_VF); } #define DB_CP_REARM_FLAGS (DB_KEY_CP | DB_IDX_VALID) @@ -358,6 +375,7 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) struct pci_dev *pdev = bp->pdev; struct bnxt_tx_ring_info *txr; struct bnxt_sw_tx_bd *tx_buf; + __le32 lflags = 0; i = skb_get_queue_mapping(skb); if (unlikely(i >= bp->tx_nr_rings)) { @@ -399,6 +417,11 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) vlan_tag_flags |= 1 << TX_BD_CFA_META_TPID_SHIFT; } + if (unlikely(skb->no_fcs)) { + lflags |= cpu_to_le32(TX_BD_FLAGS_NO_CRC); + goto normal_tx; + } + if (free_size == bp->tx_ring_size && length <= bp->tx_push_thresh) { struct tx_push_buffer *tx_push_buf = txr->tx_push; struct tx_push_bd *tx_push = &tx_push_buf->push_bd; @@ -500,7 +523,7 @@ normal_tx: txbd1 = (struct tx_bd_ext *) &txr->tx_desc_ring[TX_RING(prod)][TX_IDX(prod)]; - txbd1->tx_bd_hsize_lflags = 0; + txbd1->tx_bd_hsize_lflags = lflags; if (skb_is_gso(skb)) { u32 hdr_len; @@ -512,14 +535,14 @@ normal_tx: hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); - txbd1->tx_bd_hsize_lflags = cpu_to_le32(TX_BD_FLAGS_LSO | + txbd1->tx_bd_hsize_lflags |= cpu_to_le32(TX_BD_FLAGS_LSO | TX_BD_FLAGS_T_IPID | (hdr_len << (TX_BD_HSIZE_SHIFT - 1))); length = skb_shinfo(skb)->gso_size; txbd1->tx_bd_mss = cpu_to_le32(length); length += hdr_len; } else if (skb->ip_summed == CHECKSUM_PARTIAL) { - txbd1->tx_bd_hsize_lflags = + txbd1->tx_bd_hsize_lflags |= cpu_to_le32(TX_BD_FLAGS_TCP_UDP_CHKSUM); txbd1->tx_bd_mss = 0; } @@ -1732,14 +1755,16 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, cons = rxcmp->rx_cmp_opaque; if (unlikely(cons != rxr->rx_next_cons)) { - int rc1 = bnxt_discard_rx(bp, cpr, raw_cons, rxcmp); + int rc1 = bnxt_discard_rx(bp, cpr, &tmp_raw_cons, rxcmp); /* 0xffff is forced error, don't print it */ if (rxr->rx_next_cons != 0xffff) netdev_warn(bp->dev, "RX cons %x != expected cons %x\n", cons, rxr->rx_next_cons); bnxt_sched_reset(bp, rxr); - return rc1; + if (rc1) + return rc1; + goto next_rx_no_prod_no_len; } rx_buf = &rxr->rx_buf_ring[cons]; data = rx_buf->data; @@ -4145,7 +4170,7 @@ static void bnxt_free_mem(struct bnxt *bp, bool irq_re_init) bnxt_free_ntp_fltrs(bp, irq_re_init); if (irq_re_init) { bnxt_free_ring_stats(bp); - if (!(bp->fw_cap & BNXT_FW_CAP_PORT_STATS_NO_RESET) || + if (!(bp->phy_flags & BNXT_PHY_FL_PORT_STATS_NO_RESET) || test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) bnxt_free_port_stats(bp); bnxt_free_ring_grps(bp); @@ -4470,7 +4495,7 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len, writel(1, bp->bar0 + doorbell_offset); if (!pci_is_enabled(bp->pdev)) - return 0; + return -ENODEV; if (!timeout) timeout = DFLT_HWRM_CMD_TIMEOUT; @@ -4500,12 +4525,15 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len, if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state)) return -EBUSY; /* on first few passes, just barely sleep */ - if (i < HWRM_SHORT_TIMEOUT_COUNTER) + if (i < HWRM_SHORT_TIMEOUT_COUNTER) { usleep_range(HWRM_SHORT_MIN_TIMEOUT, HWRM_SHORT_MAX_TIMEOUT); - else + } else { + if (HWRM_WAIT_MUST_ABORT(bp, req)) + break; usleep_range(HWRM_MIN_TIMEOUT, HWRM_MAX_TIMEOUT); + } } if (bp->hwrm_intr_seq_id != (u16)~seq_id) { @@ -4530,15 +4558,19 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len, if (len) break; /* on first few passes, just barely sleep */ - if (i < HWRM_SHORT_TIMEOUT_COUNTER) + if (i < HWRM_SHORT_TIMEOUT_COUNTER) { usleep_range(HWRM_SHORT_MIN_TIMEOUT, HWRM_SHORT_MAX_TIMEOUT); - else + } else { + if (HWRM_WAIT_MUST_ABORT(bp, req)) + goto timeout_abort; usleep_range(HWRM_MIN_TIMEOUT, HWRM_MAX_TIMEOUT); + } } if (i >= tmo_count) { +timeout_abort: if (!silent) netdev_err(bp->dev, "Error (timeout: %d) msg {0x%x 0x%x} len:%d\n", HWRM_TOTAL_TIMEOUT(i), @@ -7540,6 +7572,32 @@ static void __bnxt_map_fw_health_reg(struct bnxt *bp, u32 reg) BNXT_FW_HEALTH_WIN_MAP_OFF); } +bool bnxt_is_fw_healthy(struct bnxt *bp) +{ + if (bp->fw_health && bp->fw_health->status_reliable) { + u32 fw_status; + + fw_status = bnxt_fw_health_readl(bp, BNXT_FW_HEALTH_REG); + if (fw_status && !BNXT_FW_IS_HEALTHY(fw_status)) + return false; + } + + return true; +} + +static void bnxt_inv_fw_health_reg(struct bnxt *bp) +{ + struct bnxt_fw_health *fw_health = bp->fw_health; + u32 reg_type; + + if (!fw_health || !fw_health->status_reliable) + return; + + reg_type = BNXT_FW_HEALTH_REG_TYPE(fw_health->regs[BNXT_FW_HEALTH_REG]); + if (reg_type == BNXT_FW_HEALTH_REG_TYPE_GRC) + fw_health->status_reliable = false; +} + static void bnxt_try_map_fw_health_reg(struct bnxt *bp) { void __iomem *hs; @@ -7547,6 +7605,9 @@ static void bnxt_try_map_fw_health_reg(struct bnxt *bp) u32 reg_type; u32 sig; + if (bp->fw_health) + bp->fw_health->status_reliable = false; + __bnxt_map_fw_health_reg(bp, HCOMM_STATUS_STRUCT_LOC); hs = bp->bar0 + BNXT_FW_HEALTH_WIN_OFF(HCOMM_STATUS_STRUCT_LOC); @@ -7558,11 +7619,9 @@ static void bnxt_try_map_fw_health_reg(struct bnxt *bp) BNXT_FW_HEALTH_WIN_BASE + BNXT_GRC_REG_CHIP_NUM); } - if (!BNXT_CHIP_P5(bp)) { - if (bp->fw_health) - bp->fw_health->status_reliable = false; + if (!BNXT_CHIP_P5(bp)) return; - } + status_loc = BNXT_GRC_REG_STATUS_P5 | BNXT_FW_HEALTH_REG_TYPE_BAR0; } else { @@ -7592,6 +7651,7 @@ static int bnxt_map_fw_health_regs(struct bnxt *bp) u32 reg_base = 0xffffffff; int i; + bp->fw_health->status_reliable = false; /* Only pre-map the monitoring GRC registers using window 3 */ for (i = 0; i < 4; i++) { u32 reg = fw_health->regs[i]; @@ -7604,6 +7664,7 @@ static int bnxt_map_fw_health_regs(struct bnxt *bp) return -ERANGE; fw_health->mapped_regs[i] = BNXT_FW_HEALTH_WIN_OFF(reg); } + bp->fw_health->status_reliable = true; if (reg_base == 0xffffffff) return 0; @@ -8304,11 +8365,11 @@ static int bnxt_alloc_rfs_vnics(struct bnxt *bp) #endif } -/* Allow PF and VF with default VLAN to be in promiscuous mode */ +/* Allow PF, trusted VFs and VFs with default VLAN to be in promiscuous mode */ static bool bnxt_promisc_ok(struct bnxt *bp) { #ifdef CONFIG_BNXT_SRIOV - if (BNXT_VF(bp) && !bp->vf.vlan) + if (BNXT_VF(bp) && !bp->vf.vlan && !bnxt_is_trusted_vf(bp, &bp->vf)) return false; #endif return true; @@ -8405,7 +8466,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) if (bp->dev->flags & IFF_BROADCAST) vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_BCAST; - if ((bp->dev->flags & IFF_PROMISC) && bnxt_promisc_ok(bp)) + if (bp->dev->flags & IFF_PROMISC) vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS; if (bp->dev->flags & IFF_ALLMULTI) { @@ -9039,8 +9100,9 @@ static char *bnxt_report_fec(struct bnxt_link_info *link_info) static void bnxt_report_link(struct bnxt *bp) { if (bp->link_info.link_up) { - const char *duplex; + const char *signal = ""; const char *flow_ctrl; + const char *duplex; u32 speed; u16 fec; @@ -9062,9 +9124,24 @@ static void bnxt_report_link(struct bnxt *bp) flow_ctrl = "ON - receive"; else flow_ctrl = "none"; - netdev_info(bp->dev, "NIC Link is Up, %u Mbps %s duplex, Flow control: %s\n", - speed, duplex, flow_ctrl); - if (bp->flags & BNXT_FLAG_EEE_CAP) + if (bp->link_info.phy_qcfg_resp.option_flags & + PORT_PHY_QCFG_RESP_OPTION_FLAGS_SIGNAL_MODE_KNOWN) { + u8 sig_mode = bp->link_info.active_fec_sig_mode & + PORT_PHY_QCFG_RESP_SIGNAL_MODE_MASK; + switch (sig_mode) { + case PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ: + signal = "(NRZ) "; + break; + case PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4: + signal = "(PAM4) "; + break; + default: + break; + } + } + netdev_info(bp->dev, "NIC Link is Up, %u Mbps %s%s duplex, Flow control: %s\n", + speed, signal, duplex, flow_ctrl); + if (bp->phy_flags & BNXT_PHY_FL_EEE_CAP) netdev_info(bp->dev, "EEE is %s\n", bp->eee.eee_active ? "active" : "not active"); @@ -9096,10 +9173,6 @@ static int bnxt_hwrm_phy_qcaps(struct bnxt *bp) struct hwrm_port_phy_qcaps_output *resp = bp->hwrm_cmd_resp_addr; struct bnxt_link_info *link_info = &bp->link_info; - bp->flags &= ~BNXT_FLAG_EEE_CAP; - if (bp->test_info) - bp->test_info->flags &= ~(BNXT_TEST_FL_EXT_LPBK | - BNXT_TEST_FL_AN_PHY_LPBK); if (bp->hwrm_spec_code < 0x10201) return 0; @@ -9110,31 +9183,17 @@ static int bnxt_hwrm_phy_qcaps(struct bnxt *bp) if (rc) goto hwrm_phy_qcaps_exit; + bp->phy_flags = resp->flags; if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED) { struct ethtool_eee *eee = &bp->eee; u16 fw_speeds = le16_to_cpu(resp->supported_speeds_eee_mode); - bp->flags |= BNXT_FLAG_EEE_CAP; eee->supported = _bnxt_fw_to_ethtool_adv_spds(fw_speeds, 0); bp->lpi_tmr_lo = le32_to_cpu(resp->tx_lpi_timer_low) & PORT_PHY_QCAPS_RESP_TX_LPI_TIMER_LOW_MASK; bp->lpi_tmr_hi = le32_to_cpu(resp->valid_tx_lpi_timer_high) & PORT_PHY_QCAPS_RESP_TX_LPI_TIMER_HIGH_MASK; } - if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_EXTERNAL_LPBK_SUPPORTED) { - if (bp->test_info) - bp->test_info->flags |= BNXT_TEST_FL_EXT_LPBK; - } - if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_AUTONEG_LPBK_SUPPORTED) { - if (bp->test_info) - bp->test_info->flags |= BNXT_TEST_FL_AN_PHY_LPBK; - } - if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_SHARED_PHY_CFG_SUPPORTED) { - if (BNXT_PF(bp)) - bp->fw_cap |= BNXT_FW_CAP_SHARED_PORT_CFG; - } - if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_CUMULATIVE_COUNTERS_ON_RESET) - bp->fw_cap |= BNXT_FW_CAP_PORT_STATS_NO_RESET; if (bp->hwrm_spec_code >= 0x10a01) { if (bnxt_phy_qcaps_no_speed(resp)) { @@ -9225,7 +9284,7 @@ int bnxt_update_link(struct bnxt *bp, bool chng_link_state) PORT_PHY_QCFG_RESP_PHY_ADDR_MASK; link_info->module_status = resp->module_status; - if (bp->flags & BNXT_FLAG_EEE_CAP) { + if (bp->phy_flags & BNXT_PHY_FL_EEE_CAP) { struct ethtool_eee *eee = &bp->eee; u16 fw_speeds; @@ -9461,7 +9520,8 @@ static int bnxt_hwrm_shutdown_link(struct bnxt *bp) if (!BNXT_SINGLE_PF(bp)) return 0; - if (pci_num_vf(bp->pdev)) + if (pci_num_vf(bp->pdev) && + !(bp->phy_flags & BNXT_PHY_FL_FW_MANAGED_LKDN)) return 0; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1); @@ -9494,9 +9554,10 @@ static int bnxt_try_recover_fw(struct bnxt *bp) mutex_lock(&bp->hwrm_cmd_lock); do { - rc = __bnxt_hwrm_ver_get(bp, true); sts = bnxt_fw_health_readl(bp, BNXT_FW_HEALTH_REG); - if (!sts || !BNXT_FW_IS_BOOTING(sts)) + rc = __bnxt_hwrm_ver_get(bp, true); + if (!BNXT_FW_IS_BOOTING(sts) && + !BNXT_FW_IS_RECOVERING(sts)) break; retry++; } while (rc == -EBUSY && retry < BNXT_FW_RETRY); @@ -9556,13 +9617,17 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) if (rc) return rc; - if (!up) + if (!up) { + bnxt_inv_fw_health_reg(bp); return 0; + } if (flags & FUNC_DRV_IF_CHANGE_RESP_FLAGS_RESC_CHANGE) resc_reinit = true; if (flags & FUNC_DRV_IF_CHANGE_RESP_FLAGS_HOT_FW_RESET_DONE) fw_reset = true; + else if (bp->fw_health && !bp->fw_health->status_reliable) + bnxt_try_map_fw_health_reg(bp); if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state) && !fw_reset) { netdev_err(bp->dev, "RESET_DONE not set during FW reset.\n"); @@ -9571,6 +9636,7 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) } if (resc_reinit || fw_reset) { if (fw_reset) { + set_bit(BNXT_STATE_FW_RESET_DET, &bp->state); if (!test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) bnxt_ulp_stop(bp); bnxt_free_ctx_mem(bp); @@ -9579,21 +9645,25 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) bnxt_dcb_free(bp); rc = bnxt_fw_init_one(bp); if (rc) { + clear_bit(BNXT_STATE_FW_RESET_DET, &bp->state); set_bit(BNXT_STATE_ABORT_ERR, &bp->state); return rc; } bnxt_clear_int_mode(bp); rc = bnxt_init_int_mode(bp); if (rc) { + clear_bit(BNXT_STATE_FW_RESET_DET, &bp->state); netdev_err(bp->dev, "init int mode failed\n"); return rc; } - set_bit(BNXT_STATE_FW_RESET_DET, &bp->state); } if (BNXT_NEW_RM(bp)) { struct bnxt_hw_resc *hw_resc = &bp->hw_resc; rc = bnxt_hwrm_func_resc_qcaps(bp, true); + if (rc) + netdev_err(bp->dev, "resc_qcaps failed\n"); + hw_resc->resv_cp_rings = 0; hw_resc->resv_stat_ctxs = 0; hw_resc->resv_irqs = 0; @@ -9607,7 +9677,7 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) } } } - return 0; + return rc; } static int bnxt_hwrm_port_led_qcaps(struct bnxt *bp) @@ -9736,7 +9806,9 @@ static ssize_t bnxt_show_temp(struct device *dev, if (!rc) len = sprintf(buf, "%u\n", resp->temp * 1000); /* display millidegree */ mutex_unlock(&bp->hwrm_cmd_lock); - return rc ?: len; + if (rc) + return rc; + return len; } static SENSOR_DEVICE_ATTR(temp1_input, 0444, bnxt_show_temp, NULL, 0); @@ -9793,7 +9865,7 @@ static bool bnxt_eee_config_ok(struct bnxt *bp) struct ethtool_eee *eee = &bp->eee; struct bnxt_link_info *link_info = &bp->link_info; - if (!(bp->flags & BNXT_FLAG_EEE_CAP)) + if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP)) return true; if (eee->eee_enabled) { @@ -10440,7 +10512,7 @@ static void bnxt_set_rx_mode(struct net_device *dev) CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST | CFA_L2_SET_RX_MASK_REQ_MASK_BCAST); - if ((dev->flags & IFF_PROMISC) && bnxt_promisc_ok(bp)) + if (dev->flags & IFF_PROMISC) mask |= CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS; uc_update = bnxt_uc_list_updated(bp); @@ -10516,6 +10588,9 @@ static int bnxt_cfg_rx_mode(struct bnxt *bp) } skip_uc: + if ((vnic->rx_mask & CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS) && + !bnxt_promisc_ok(bp)) + vnic->rx_mask &= ~CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS; rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); if (rc && vnic->mc_list_count) { netdev_info(bp->dev, "Failed setting MC filters rc: %d, turning on ALL_MCAST mode\n", @@ -10710,6 +10785,40 @@ static int bnxt_set_features(struct net_device *dev, netdev_features_t features) return rc; } +static netdev_features_t bnxt_features_check(struct sk_buff *skb, + struct net_device *dev, + netdev_features_t features) +{ + struct bnxt *bp; + __be16 udp_port; + u8 l4_proto = 0; + + features = vlan_features_check(skb, features); + if (!skb->encapsulation) + return features; + + switch (vlan_get_protocol(skb)) { + case htons(ETH_P_IP): + l4_proto = ip_hdr(skb)->protocol; + break; + case htons(ETH_P_IPV6): + l4_proto = ipv6_hdr(skb)->nexthdr; + break; + default: + return features; + } + + if (l4_proto != IPPROTO_UDP) + return features; + + bp = netdev_priv(dev); + /* For UDP, we can only handle 1 Vxlan port and 1 Geneve port. */ + udp_port = udp_hdr(skb)->dest; + if (udp_port == bp->vxlan_port || udp_port == bp->nge_port) + return features; + return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK); +} + int bnxt_dbg_hwrm_rd_reg(struct bnxt *bp, u32 reg_off, u16 num_words, u32 *reg_buf) { @@ -11035,6 +11144,7 @@ static void bnxt_fw_reset_close(struct bnxt *bp) pci_disable_device(bp->pdev); } __bnxt_close_nic(bp, true, false); + bnxt_vf_reps_free(bp); bnxt_clear_int_mode(bp); bnxt_hwrm_func_drv_unrgtr(bp); if (pci_is_enabled(bp->pdev)) @@ -11640,7 +11750,7 @@ static void bnxt_reset_all(struct bnxt *bp) req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTASAP; req.flags = FW_RESET_REQ_FLAGS_RESET_GRACEFUL; rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - if (rc) + if (rc != -ENODEV) netdev_warn(bp->dev, "Unable to reset FW rc=%d\n", rc); } bp->fw_reset_timestamp = jiffies; @@ -11723,28 +11833,20 @@ static void bnxt_fw_reset_task(struct work_struct *work) bnxt_queue_fw_reset_work(bp, bp->fw_reset_min_dsecs * HZ / 10); return; case BNXT_FW_RESET_STATE_ENABLE_DEV: - if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state)) { - u32 val; - - if (!bp->fw_reset_min_dsecs) { - u16 val; - - pci_read_config_word(bp->pdev, PCI_SUBSYSTEM_ID, - &val); - if (val == 0xffff) { - if (bnxt_fw_reset_timeout(bp)) { - netdev_err(bp->dev, "Firmware reset aborted, PCI config space invalid\n"); - goto fw_reset_abort; - } - bnxt_queue_fw_reset_work(bp, HZ / 1000); - return; + bnxt_inv_fw_health_reg(bp); + if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state) && + !bp->fw_reset_min_dsecs) { + u16 val; + + pci_read_config_word(bp->pdev, PCI_SUBSYSTEM_ID, &val); + if (val == 0xffff) { + if (bnxt_fw_reset_timeout(bp)) { + netdev_err(bp->dev, "Firmware reset aborted, PCI config space invalid\n"); + goto fw_reset_abort; } + bnxt_queue_fw_reset_work(bp, HZ / 1000); + return; } - val = bnxt_fw_health_readl(bp, - BNXT_FW_RESET_INPROG_REG); - if (val) - netdev_warn(bp->dev, "FW reset inprog %x after min wait time.\n", - val); } clear_bit(BNXT_STATE_FW_FATAL_COND, &bp->state); if (pci_enable_device(bp->pdev)) { @@ -11787,6 +11889,8 @@ static void bnxt_fw_reset_task(struct work_struct *work) bnxt_ulp_start(bp, rc); if (!rc) bnxt_reenable_sriov(bp); + bnxt_vf_reps_alloc(bp); + bnxt_vf_reps_open(bp); bnxt_dl_health_recovery_done(bp); bnxt_dl_health_status_update(bp, true); rtnl_unlock(); @@ -12222,10 +12326,13 @@ static int bnxt_udp_tunnel_sync(struct net_device *netdev, unsigned int table) unsigned int cmd; udp_tunnel_nic_get_port(netdev, table, 0, &ti); - if (ti.type == UDP_TUNNEL_TYPE_VXLAN) + if (ti.type == UDP_TUNNEL_TYPE_VXLAN) { + bp->vxlan_port = ti.port; cmd = TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_VXLAN; - else + } else { + bp->nge_port = ti.port; cmd = TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE; + } if (ti.port) return bnxt_hwrm_tunnel_dst_port_alloc(bp, ti.port, cmd); @@ -12325,6 +12432,7 @@ static const struct net_device_ops bnxt_netdev_ops = { .ndo_change_mtu = bnxt_change_mtu, .ndo_fix_features = bnxt_fix_features, .ndo_set_features = bnxt_set_features, + .ndo_features_check = bnxt_features_check, .ndo_tx_timeout = bnxt_tx_timeout, #ifdef CONFIG_BNXT_SRIOV .ndo_get_vf_config = bnxt_get_vf_config, @@ -12393,12 +12501,17 @@ static int bnxt_probe_phy(struct bnxt *bp, bool fw_dflt) int rc = 0; struct bnxt_link_info *link_info = &bp->link_info; + bp->phy_flags = 0; rc = bnxt_hwrm_phy_qcaps(bp); if (rc) { netdev_err(bp->dev, "Probe phy can't get phy capabilities (rc: %x)\n", rc); return rc; } + if (bp->phy_flags & BNXT_PHY_FL_NO_FCS) + bp->dev->priv_flags |= IFF_SUPP_NOFCS; + else + bp->dev->priv_flags &= ~IFF_SUPP_NOFCS; if (!fw_dflt) return 0; @@ -12681,7 +12794,7 @@ static void bnxt_vpd_read_info(struct bnxt *bp) goto exit; } - i = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA); + i = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA); if (i < 0) { netdev_err(bp->dev, "VPD READ-Only not found\n"); goto exit; @@ -12872,8 +12985,6 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (!BNXT_CHIP_P4_PLUS(bp)) bp->flags |= BNXT_FLAG_DOUBLE_DB; - bp->ulp_probe = bnxt_ulp_probe; - rc = bnxt_init_mac_addr(bp); if (rc) { dev_err(&pdev->dev, "Unable to initialize mac address.\n"); @@ -12934,6 +13045,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) rc); } + bnxt_inv_fw_health_reg(bp); bnxt_dl_register(bp); rc = register_netdev(dev); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 1259e68cba2a..98e0cef4532c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -671,6 +671,10 @@ struct nqe_cn { #define HWRM_MIN_TIMEOUT 25 #define HWRM_MAX_TIMEOUT 40 +#define HWRM_WAIT_MUST_ABORT(bp, req) \ + (le16_to_cpu((req)->req_type) != HWRM_VER_GET && \ + !bnxt_is_fw_healthy(bp)) + #define HWRM_TOTAL_TIMEOUT(n) (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ? \ ((n) * HWRM_SHORT_MIN_TIMEOUT) : \ (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT + \ @@ -1337,9 +1341,6 @@ struct bnxt_led_info { struct bnxt_test_info { u8 offline_mask; - u8 flags; -#define BNXT_TEST_FL_EXT_LPBK 0x1 -#define BNXT_TEST_FL_AN_PHY_LPBK 0x2 u16 timeout; char string[BNXT_MAX_TEST][ETH_GSTRING_LEN]; }; @@ -1560,6 +1561,7 @@ struct bnxt_fw_reporter_ctx { #define BNXT_FW_STATUS_HEALTH_MSK 0xffff #define BNXT_FW_STATUS_HEALTHY 0x8000 #define BNXT_FW_STATUS_SHUTDOWN 0x100000 +#define BNXT_FW_STATUS_RECOVERING 0x400000 #define BNXT_FW_IS_HEALTHY(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) ==\ BNXT_FW_STATUS_HEALTHY) @@ -1570,6 +1572,9 @@ struct bnxt_fw_reporter_ctx { #define BNXT_FW_IS_ERR(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) > \ BNXT_FW_STATUS_HEALTHY) +#define BNXT_FW_IS_RECOVERING(sts) (BNXT_FW_IS_ERR(sts) && \ + ((sts) & BNXT_FW_STATUS_RECOVERING)) + #define BNXT_FW_RETRY 5 #define BNXT_FW_IF_RETRY 10 @@ -1685,7 +1690,6 @@ struct bnxt { #define BNXT_FLAG_SHARED_RINGS 0x200 #define BNXT_FLAG_PORT_STATS 0x400 #define BNXT_FLAG_UDP_RSS_CAP 0x800 - #define BNXT_FLAG_EEE_CAP 0x1000 #define BNXT_FLAG_NEW_RSS_CAP 0x2000 #define BNXT_FLAG_WOL_CAP 0x4000 #define BNXT_FLAG_ROCEV1_CAP 0x8000 @@ -1712,8 +1716,10 @@ struct bnxt { #define BNXT_NPAR(bp) ((bp)->port_partition_type) #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST) #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp)) +#define BNXT_SH_PORT_CFG_OK(bp) (BNXT_PF(bp) && \ + ((bp)->phy_flags & BNXT_PHY_FL_SHARED_PORT_CFG)) #define BNXT_PHY_CFG_ABLE(bp) ((BNXT_SINGLE_PF(bp) || \ - ((bp)->fw_cap & BNXT_FW_CAP_SHARED_PORT_CFG)) && \ + BNXT_SH_PORT_CFG_OK(bp)) && \ (bp)->link_info.phy_state == BNXT_PHY_STATE_ENABLED) #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0) #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE) @@ -1745,7 +1751,6 @@ struct bnxt { (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp)) struct bnxt_en_dev *edev; - struct bnxt_en_dev * (*ulp_probe)(struct net_device *); struct bnxt_napi **bnapi; @@ -1863,11 +1868,9 @@ struct bnxt { #define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000 #define BNXT_FW_CAP_ERR_RECOVER_RELOAD 0x00100000 #define BNXT_FW_CAP_HOT_RESET 0x00200000 - #define BNXT_FW_CAP_SHARED_PORT_CFG 0x00400000 #define BNXT_FW_CAP_VLAN_RX_STRIP 0x01000000 #define BNXT_FW_CAP_VLAN_TX_INSERT 0x02000000 #define BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED 0x04000000 - #define BNXT_FW_CAP_PORT_STATS_NO_RESET 0x10000000 #define BNXT_FW_CAP_RING_MONITOR 0x40000000 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM) @@ -1910,6 +1913,8 @@ struct bnxt { u16 vxlan_fw_dst_port_id; u16 nge_fw_dst_port_id; + __be16 vxlan_port; + __be16 nge_port; u8 port_partition_type; u8 port_count; u16 br_mode; @@ -2002,6 +2007,17 @@ struct bnxt { u32 lpi_tmr_lo; u32 lpi_tmr_hi; + /* copied from flags in hwrm_port_phy_qcaps_output */ + u8 phy_flags; +#define BNXT_PHY_FL_EEE_CAP PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED +#define BNXT_PHY_FL_EXT_LPBK PORT_PHY_QCAPS_RESP_FLAGS_EXTERNAL_LPBK_SUPPORTED +#define BNXT_PHY_FL_AN_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_AUTONEG_LPBK_SUPPORTED +#define BNXT_PHY_FL_SHARED_PORT_CFG PORT_PHY_QCAPS_RESP_FLAGS_SHARED_PHY_CFG_SUPPORTED +#define BNXT_PHY_FL_PORT_STATS_NO_RESET PORT_PHY_QCAPS_RESP_FLAGS_CUMULATIVE_COUNTERS_ON_RESET +#define BNXT_PHY_FL_NO_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_LOCAL_LPBK_NOT_SUPPORTED +#define BNXT_PHY_FL_FW_MANAGED_LKDN PORT_PHY_QCAPS_RESP_FLAGS_FW_MANAGED_LINK_DOWN +#define BNXT_PHY_FL_NO_FCS PORT_PHY_QCAPS_RESP_FLAGS_NO_FCS + u8 num_tests; struct bnxt_test_info *test_info; @@ -2228,6 +2244,7 @@ int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool); int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp); int bnxt_hwrm_free_wol_fltr(struct bnxt *bp); int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all); +bool bnxt_is_fw_healthy(struct bnxt *bp); int bnxt_hwrm_fw_set_time(struct bnxt *); int bnxt_open_nic(struct bnxt *, bool, bool); int bnxt_half_open_nic(struct bnxt *bp); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 2f8b193a772d..c664ec52ebcf 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1930,6 +1930,20 @@ static int bnxt_get_fecparam(struct net_device *dev, return 0; } +static void bnxt_get_fec_stats(struct net_device *dev, + struct ethtool_fec_stats *fec_stats) +{ + struct bnxt *bp = netdev_priv(dev); + u64 *rx; + + if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT)) + return; + + rx = bp->rx_port_stats_ext.sw_stats; + fec_stats->corrected_bits.total = + *(rx + BNXT_RX_STATS_EXT_OFFSET(rx_corrected_bits)); +} + static u32 bnxt_ethtool_forced_fec_to_fw(struct bnxt_link_info *link_info, u32 fec) { @@ -2898,7 +2912,7 @@ static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) if (!BNXT_PHY_CFG_ABLE(bp)) return -EOPNOTSUPP; - if (!(bp->flags & BNXT_FLAG_EEE_CAP)) + if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP)) return -EOPNOTSUPP; mutex_lock(&bp->link_lock); @@ -2949,7 +2963,7 @@ static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) { struct bnxt *bp = netdev_priv(dev); - if (!(bp->flags & BNXT_FLAG_EEE_CAP)) + if (!(bp->phy_flags & BNXT_PHY_FL_EEE_CAP)) return -EOPNOTSUPP; *edata = bp->eee; @@ -3201,7 +3215,7 @@ static int bnxt_disable_an_for_lpbk(struct bnxt *bp, int rc; if (!link_info->autoneg || - (bp->test_info->flags & BNXT_TEST_FL_AN_PHY_LPBK)) + (bp->phy_flags & BNXT_PHY_FL_AN_PHY_LPBK)) return 0; rc = bnxt_query_force_speeds(bp, &fw_advertising); @@ -3402,7 +3416,7 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, } if ((etest->flags & ETH_TEST_FL_EXTERNAL_LB) && - (bp->test_info->flags & BNXT_TEST_FL_EXT_LPBK)) + (bp->phy_flags & BNXT_PHY_FL_EXT_LPBK)) do_ext_lpbk = true; if (etest->flags & ETH_TEST_FL_OFFLINE) { @@ -3976,6 +3990,133 @@ ethtool_init_exit: mutex_unlock(&bp->hwrm_cmd_lock); } +static void bnxt_get_eth_phy_stats(struct net_device *dev, + struct ethtool_eth_phy_stats *phy_stats) +{ + struct bnxt *bp = netdev_priv(dev); + u64 *rx; + + if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT)) + return; + + rx = bp->rx_port_stats_ext.sw_stats; + phy_stats->SymbolErrorDuringCarrier = + *(rx + BNXT_RX_STATS_EXT_OFFSET(rx_pcs_symbol_err)); +} + +static void bnxt_get_eth_mac_stats(struct net_device *dev, + struct ethtool_eth_mac_stats *mac_stats) +{ + struct bnxt *bp = netdev_priv(dev); + u64 *rx, *tx; + + if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS)) + return; + + rx = bp->port_stats.sw_stats; + tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8; + + mac_stats->FramesReceivedOK = + BNXT_GET_RX_PORT_STATS64(rx, rx_good_frames); + mac_stats->FramesTransmittedOK = + BNXT_GET_TX_PORT_STATS64(tx, tx_good_frames); + mac_stats->FrameCheckSequenceErrors = + BNXT_GET_RX_PORT_STATS64(rx, rx_fcs_err_frames); + mac_stats->AlignmentErrors = + BNXT_GET_RX_PORT_STATS64(rx, rx_align_err_frames); + mac_stats->OutOfRangeLengthField = + BNXT_GET_RX_PORT_STATS64(rx, rx_oor_len_frames); +} + +static void bnxt_get_eth_ctrl_stats(struct net_device *dev, + struct ethtool_eth_ctrl_stats *ctrl_stats) +{ + struct bnxt *bp = netdev_priv(dev); + u64 *rx; + + if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS)) + return; + + rx = bp->port_stats.sw_stats; + ctrl_stats->MACControlFramesReceived = + BNXT_GET_RX_PORT_STATS64(rx, rx_ctrl_frames); +} + +static const struct ethtool_rmon_hist_range bnxt_rmon_ranges[] = { + { 0, 64 }, + { 65, 127 }, + { 128, 255 }, + { 256, 511 }, + { 512, 1023 }, + { 1024, 1518 }, + { 1519, 2047 }, + { 2048, 4095 }, + { 4096, 9216 }, + { 9217, 16383 }, + {} +}; + +static void bnxt_get_rmon_stats(struct net_device *dev, + struct ethtool_rmon_stats *rmon_stats, + const struct ethtool_rmon_hist_range **ranges) +{ + struct bnxt *bp = netdev_priv(dev); + u64 *rx, *tx; + + if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS)) + return; + + rx = bp->port_stats.sw_stats; + tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8; + + rmon_stats->jabbers = + BNXT_GET_RX_PORT_STATS64(rx, rx_jbr_frames); + rmon_stats->oversize_pkts = + BNXT_GET_RX_PORT_STATS64(rx, rx_ovrsz_frames); + rmon_stats->undersize_pkts = + BNXT_GET_RX_PORT_STATS64(rx, rx_undrsz_frames); + + rmon_stats->hist[0] = BNXT_GET_RX_PORT_STATS64(rx, rx_64b_frames); + rmon_stats->hist[1] = BNXT_GET_RX_PORT_STATS64(rx, rx_65b_127b_frames); + rmon_stats->hist[2] = BNXT_GET_RX_PORT_STATS64(rx, rx_128b_255b_frames); + rmon_stats->hist[3] = BNXT_GET_RX_PORT_STATS64(rx, rx_256b_511b_frames); + rmon_stats->hist[4] = + BNXT_GET_RX_PORT_STATS64(rx, rx_512b_1023b_frames); + rmon_stats->hist[5] = + BNXT_GET_RX_PORT_STATS64(rx, rx_1024b_1518b_frames); + rmon_stats->hist[6] = + BNXT_GET_RX_PORT_STATS64(rx, rx_1519b_2047b_frames); + rmon_stats->hist[7] = + BNXT_GET_RX_PORT_STATS64(rx, rx_2048b_4095b_frames); + rmon_stats->hist[8] = + BNXT_GET_RX_PORT_STATS64(rx, rx_4096b_9216b_frames); + rmon_stats->hist[9] = + BNXT_GET_RX_PORT_STATS64(rx, rx_9217b_16383b_frames); + + rmon_stats->hist_tx[0] = + BNXT_GET_TX_PORT_STATS64(tx, tx_64b_frames); + rmon_stats->hist_tx[1] = + BNXT_GET_TX_PORT_STATS64(tx, tx_65b_127b_frames); + rmon_stats->hist_tx[2] = + BNXT_GET_TX_PORT_STATS64(tx, tx_128b_255b_frames); + rmon_stats->hist_tx[3] = + BNXT_GET_TX_PORT_STATS64(tx, tx_256b_511b_frames); + rmon_stats->hist_tx[4] = + BNXT_GET_TX_PORT_STATS64(tx, tx_512b_1023b_frames); + rmon_stats->hist_tx[5] = + BNXT_GET_TX_PORT_STATS64(tx, tx_1024b_1518b_frames); + rmon_stats->hist_tx[6] = + BNXT_GET_TX_PORT_STATS64(tx, tx_1519b_2047b_frames); + rmon_stats->hist_tx[7] = + BNXT_GET_TX_PORT_STATS64(tx, tx_2048b_4095b_frames); + rmon_stats->hist_tx[8] = + BNXT_GET_TX_PORT_STATS64(tx, tx_4096b_9216b_frames); + rmon_stats->hist_tx[9] = + BNXT_GET_TX_PORT_STATS64(tx, tx_9217b_16383b_frames); + + *ranges = bnxt_rmon_ranges; +} + void bnxt_ethtool_free(struct bnxt *bp) { kfree(bp->test_info); @@ -3991,6 +4132,7 @@ const struct ethtool_ops bnxt_ethtool_ops = { ETHTOOL_COALESCE_USE_ADAPTIVE_RX, .get_link_ksettings = bnxt_get_link_ksettings, .set_link_ksettings = bnxt_set_link_ksettings, + .get_fec_stats = bnxt_get_fec_stats, .get_fecparam = bnxt_get_fecparam, .set_fecparam = bnxt_set_fecparam, .get_pause_stats = bnxt_get_pause_stats, @@ -4034,4 +4176,8 @@ const struct ethtool_ops bnxt_ethtool_ops = { .set_dump = bnxt_set_dump, .get_dump_flag = bnxt_get_dump_flag, .get_dump_data = bnxt_get_dump_data, + .get_eth_phy_stats = bnxt_get_eth_phy_stats, + .get_eth_mac_stats = bnxt_get_eth_mac_stats, + .get_eth_ctrl_stats = bnxt_get_eth_ctrl_stats, + .get_rmon_stats = bnxt_get_rmon_stats, }; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index a217316228f4..eb00a219aa51 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -49,10 +49,6 @@ static int bnxt_hwrm_fwd_async_event_cmpl(struct bnxt *bp, static int bnxt_vf_ndo_prep(struct bnxt *bp, int vf_id) { - if (!test_bit(BNXT_STATE_OPEN, &bp->state)) { - netdev_err(bp->dev, "vf ndo called though PF is down\n"); - return -EINVAL; - } if (!bp->pf.active_vfs) { netdev_err(bp->dev, "vf ndo called though sriov is disabled\n"); return -EINVAL; @@ -113,7 +109,7 @@ static int bnxt_hwrm_func_qcfg_flags(struct bnxt *bp, struct bnxt_vf_info *vf) int rc; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_QCFG, -1, -1); - req.fid = cpu_to_le16(vf->fw_fid); + req.fid = cpu_to_le16(BNXT_PF(bp) ? vf->fw_fid : 0xffff); mutex_lock(&bp->hwrm_cmd_lock); rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); if (rc) { @@ -125,9 +121,9 @@ static int bnxt_hwrm_func_qcfg_flags(struct bnxt *bp, struct bnxt_vf_info *vf) return 0; } -static bool bnxt_is_trusted_vf(struct bnxt *bp, struct bnxt_vf_info *vf) +bool bnxt_is_trusted_vf(struct bnxt *bp, struct bnxt_vf_info *vf) { - if (!(bp->fw_cap & BNXT_FW_CAP_TRUSTED_VF)) + if (BNXT_PF(bp) && !(bp->fw_cap & BNXT_FW_CAP_TRUSTED_VF)) return !!(vf->flags & BNXT_VF_TRUST); bnxt_hwrm_func_qcfg_flags(bp, vf); @@ -1120,10 +1116,38 @@ void bnxt_hwrm_exec_fwd_req(struct bnxt *bp) } } +int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict) +{ + struct hwrm_func_vf_cfg_input req = {0}; + int rc = 0; + + if (!BNXT_VF(bp)) + return 0; + + if (bp->hwrm_spec_code < 0x10202) { + if (is_valid_ether_addr(bp->vf.mac_addr)) + rc = -EADDRNOTAVAIL; + goto mac_done; + } + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_VF_CFG, -1, -1); + req.enables = cpu_to_le32(FUNC_VF_CFG_REQ_ENABLES_DFLT_MAC_ADDR); + memcpy(req.dflt_mac_addr, mac, ETH_ALEN); + rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); +mac_done: + if (rc && strict) { + rc = -EADDRNOTAVAIL; + netdev_warn(bp->dev, "VF MAC address %pM not approved by the PF\n", + mac); + return rc; + } + return 0; +} + void bnxt_update_vf_mac(struct bnxt *bp) { struct hwrm_func_qcaps_input req = {0}; struct hwrm_func_qcaps_output *resp = bp->hwrm_cmd_resp_addr; + bool inform_pf = false; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_QCAPS, -1, -1); req.fid = cpu_to_le16(0xffff); @@ -1139,42 +1163,24 @@ void bnxt_update_vf_mac(struct bnxt *bp) * default but the stored zero MAC will allow the VF user to change * the random MAC address using ndo_set_mac_address() if he wants. */ - if (!ether_addr_equal(resp->mac_address, bp->vf.mac_addr)) + if (!ether_addr_equal(resp->mac_address, bp->vf.mac_addr)) { memcpy(bp->vf.mac_addr, resp->mac_address, ETH_ALEN); + /* This means we are now using our own MAC address, let + * the PF know about this MAC address. + */ + if (!is_valid_ether_addr(bp->vf.mac_addr)) + inform_pf = true; + } /* overwrite netdev dev_addr with admin VF MAC */ if (is_valid_ether_addr(bp->vf.mac_addr)) memcpy(bp->dev->dev_addr, bp->vf.mac_addr, ETH_ALEN); update_vf_mac_exit: mutex_unlock(&bp->hwrm_cmd_lock); + if (inform_pf) + bnxt_approve_mac(bp, bp->dev->dev_addr, false); } -int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict) -{ - struct hwrm_func_vf_cfg_input req = {0}; - int rc = 0; - - if (!BNXT_VF(bp)) - return 0; - - if (bp->hwrm_spec_code < 0x10202) { - if (is_valid_ether_addr(bp->vf.mac_addr)) - rc = -EADDRNOTAVAIL; - goto mac_done; - } - bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_VF_CFG, -1, -1); - req.enables = cpu_to_le32(FUNC_VF_CFG_REQ_ENABLES_DFLT_MAC_ADDR); - memcpy(req.dflt_mac_addr, mac, ETH_ALEN); - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); -mac_done: - if (rc && strict) { - rc = -EADDRNOTAVAIL; - netdev_warn(bp->dev, "VF MAC address %pM not approved by the PF\n", - mac); - return rc; - } - return 0; -} #else int bnxt_cfg_hw_sriov(struct bnxt *bp, int *num_vfs, bool reset) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h index 629641bf6fc5..995535e4c11b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h @@ -34,6 +34,7 @@ int bnxt_set_vf_vlan(struct net_device *, int, u16, u8, __be16); int bnxt_set_vf_bw(struct net_device *, int, int, int); int bnxt_set_vf_link_state(struct net_device *, int, int); int bnxt_set_vf_spoofchk(struct net_device *, int, bool); +bool bnxt_is_trusted_vf(struct bnxt *bp, struct bnxt_vf_info *vf); int bnxt_set_vf_trust(struct net_device *dev, int vf_id, bool trust); int bnxt_sriov_configure(struct pci_dev *pdev, int num_vfs); int bnxt_cfg_hw_sriov(struct bnxt *bp, int *num_vfs, bool reset); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index 64dbbb04b043..a918e374f3c5 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -491,3 +491,4 @@ struct bnxt_en_dev *bnxt_ulp_probe(struct net_device *dev) } return bp->edev; } +EXPORT_SYMBOL(bnxt_ulp_probe); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c index 4b5c8fd76a51..dd66302343a2 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c @@ -284,8 +284,26 @@ void bnxt_vf_reps_open(struct bnxt *bp) if (bp->eswitch_mode != DEVLINK_ESWITCH_MODE_SWITCHDEV) return; - for (i = 0; i < pci_num_vf(bp->pdev); i++) - bnxt_vf_rep_open(bp->vf_reps[i]->dev); + for (i = 0; i < pci_num_vf(bp->pdev); i++) { + /* Open the VF-Rep only if it is allocated in the FW */ + if (bp->vf_reps[i]->tx_cfa_action != CFA_HANDLE_INVALID) + bnxt_vf_rep_open(bp->vf_reps[i]->dev); + } +} + +static void __bnxt_free_one_vf_rep(struct bnxt *bp, struct bnxt_vf_rep *vf_rep) +{ + if (!vf_rep) + return; + + if (vf_rep->dst) { + dst_release((struct dst_entry *)vf_rep->dst); + vf_rep->dst = NULL; + } + if (vf_rep->tx_cfa_action != CFA_HANDLE_INVALID) { + hwrm_cfa_vfr_free(bp, vf_rep->vf_idx); + vf_rep->tx_cfa_action = CFA_HANDLE_INVALID; + } } static void __bnxt_vf_reps_destroy(struct bnxt *bp) @@ -297,11 +315,7 @@ static void __bnxt_vf_reps_destroy(struct bnxt *bp) for (i = 0; i < num_vfs; i++) { vf_rep = bp->vf_reps[i]; if (vf_rep) { - dst_release((struct dst_entry *)vf_rep->dst); - - if (vf_rep->tx_cfa_action != CFA_HANDLE_INVALID) - hwrm_cfa_vfr_free(bp, vf_rep->vf_idx); - + __bnxt_free_one_vf_rep(bp, vf_rep); if (vf_rep->dev) { /* if register_netdev failed, then netdev_ops * would have been set to NULL @@ -350,6 +364,80 @@ void bnxt_vf_reps_destroy(struct bnxt *bp) __bnxt_vf_reps_destroy(bp); } +/* Free the VF-Reps in firmware, during firmware hot-reset processing. + * Note that the VF-Rep netdevs are still active (not unregistered) during + * this process. As the mode transition from SWITCHDEV to LEGACY happens + * under the rtnl_lock() this routine is safe under the rtnl_lock(). + */ +void bnxt_vf_reps_free(struct bnxt *bp) +{ + u16 num_vfs = pci_num_vf(bp->pdev); + int i; + + if (bp->eswitch_mode != DEVLINK_ESWITCH_MODE_SWITCHDEV) + return; + + for (i = 0; i < num_vfs; i++) + __bnxt_free_one_vf_rep(bp, bp->vf_reps[i]); +} + +static int bnxt_alloc_vf_rep(struct bnxt *bp, struct bnxt_vf_rep *vf_rep, + u16 *cfa_code_map) +{ + /* get cfa handles from FW */ + if (hwrm_cfa_vfr_alloc(bp, vf_rep->vf_idx, &vf_rep->tx_cfa_action, + &vf_rep->rx_cfa_code)) + return -ENOLINK; + + cfa_code_map[vf_rep->rx_cfa_code] = vf_rep->vf_idx; + vf_rep->dst = metadata_dst_alloc(0, METADATA_HW_PORT_MUX, GFP_KERNEL); + if (!vf_rep->dst) + return -ENOMEM; + + /* only cfa_action is needed to mux a packet while TXing */ + vf_rep->dst->u.port_info.port_id = vf_rep->tx_cfa_action; + vf_rep->dst->u.port_info.lower_dev = bp->dev; + + return 0; +} + +/* Allocate the VF-Reps in firmware, during firmware hot-reset processing. + * Note that the VF-Rep netdevs are still active (not unregistered) during + * this process. As the mode transition from SWITCHDEV to LEGACY happens + * under the rtnl_lock() this routine is safe under the rtnl_lock(). + */ +int bnxt_vf_reps_alloc(struct bnxt *bp) +{ + u16 *cfa_code_map = bp->cfa_code_map, num_vfs = pci_num_vf(bp->pdev); + struct bnxt_vf_rep *vf_rep; + int rc, i; + + if (bp->eswitch_mode != DEVLINK_ESWITCH_MODE_SWITCHDEV) + return 0; + + if (!cfa_code_map) + return -EINVAL; + + for (i = 0; i < MAX_CFA_CODE; i++) + cfa_code_map[i] = VF_IDX_INVALID; + + for (i = 0; i < num_vfs; i++) { + vf_rep = bp->vf_reps[i]; + vf_rep->vf_idx = i; + + rc = bnxt_alloc_vf_rep(bp, vf_rep, cfa_code_map); + if (rc) + goto err; + } + + return 0; + +err: + netdev_info(bp->dev, "%s error=%d\n", __func__, rc); + bnxt_vf_reps_free(bp); + return rc; +} + /* Use the OUI of the PF's perm addr and report the same mac addr * for the same VF-rep each time */ @@ -428,25 +516,9 @@ static int bnxt_vf_reps_create(struct bnxt *bp) vf_rep->vf_idx = i; vf_rep->tx_cfa_action = CFA_HANDLE_INVALID; - /* get cfa handles from FW */ - rc = hwrm_cfa_vfr_alloc(bp, vf_rep->vf_idx, - &vf_rep->tx_cfa_action, - &vf_rep->rx_cfa_code); - if (rc) { - rc = -ENOLINK; + rc = bnxt_alloc_vf_rep(bp, vf_rep, cfa_code_map); + if (rc) goto err; - } - cfa_code_map[vf_rep->rx_cfa_code] = vf_rep->vf_idx; - - vf_rep->dst = metadata_dst_alloc(0, METADATA_HW_PORT_MUX, - GFP_KERNEL); - if (!vf_rep->dst) { - rc = -ENOMEM; - goto err; - } - /* only cfa_action is needed to mux a packet while TXing */ - vf_rep->dst->u.port_info.port_id = vf_rep->tx_cfa_action; - vf_rep->dst->u.port_info.lower_dev = bp->dev; bnxt_vf_rep_netdev_init(bp, vf_rep, dev); rc = register_netdev(dev); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.h index d7287651422f..5637a84884d7 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.h @@ -19,6 +19,8 @@ void bnxt_vf_reps_close(struct bnxt *bp); void bnxt_vf_reps_open(struct bnxt *bp); void bnxt_vf_rep_rx(struct bnxt *bp, struct sk_buff *skb); struct net_device *bnxt_get_vf_rep(struct bnxt *bp, u16 cfa_code); +int bnxt_vf_reps_alloc(struct bnxt *bp); +void bnxt_vf_reps_free(struct bnxt *bp); static inline u16 bnxt_vf_rep_get_fid(struct net_device *dev) { @@ -61,5 +63,15 @@ static inline bool bnxt_dev_is_vf_rep(struct net_device *dev) { return false; } + +static inline int bnxt_vf_reps_alloc(struct bnxt *bp) +{ + return 0; +} + +static inline void bnxt_vf_reps_free(struct bnxt *bp) +{ +} + #endif /* CONFIG_BNXT_SRIOV */ #endif /* BNXT_VFR_H */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c index 641303894341..ec9564e584e0 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c @@ -217,7 +217,7 @@ int bnxt_xdp_xmit(struct net_device *dev, int num_frames, struct pci_dev *pdev = bp->pdev; struct bnxt_tx_ring_info *txr; dma_addr_t mapping; - int drops = 0; + int nxmit = 0; int ring; int i; @@ -233,21 +233,17 @@ int bnxt_xdp_xmit(struct net_device *dev, int num_frames, struct xdp_frame *xdp = frames[i]; if (!txr || !bnxt_tx_avail(bp, txr) || - !(bp->bnapi[ring]->flags & BNXT_NAPI_FLAG_XDP)) { - xdp_return_frame_rx_napi(xdp); - drops++; - continue; - } + !(bp->bnapi[ring]->flags & BNXT_NAPI_FLAG_XDP)) + break; mapping = dma_map_single(&pdev->dev, xdp->data, xdp->len, DMA_TO_DEVICE); - if (dma_mapping_error(&pdev->dev, mapping)) { - xdp_return_frame_rx_napi(xdp); - drops++; - continue; - } + if (dma_mapping_error(&pdev->dev, mapping)) + break; + __bnxt_xmit_xdp_redirect(bp, txr, mapping, xdp->len, xdp); + nxmit++; } if (flags & XDP_XMIT_FLUSH) { @@ -256,7 +252,7 @@ int bnxt_xdp_xmit(struct net_device *dev, int num_frames, bnxt_db_write(bp, &txr->tx_db, txr->tx_prod); } - return num_frames - drops; + return nxmit; } /* Under rtnl_lock */ diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index 1c86eddb1b51..facde824bcaa 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -18,7 +18,6 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/clk.h> -#include <linux/version.h> #include <linux/platform_device.h> #include <net/arp.h> diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index d2381929931b..b0e49643f483 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -13016,7 +13016,7 @@ static int tg3_test_nvram(struct tg3 *tp) if (!buf) return -ENOMEM; - i = pci_vpd_find_tag((u8 *)buf, 0, len, PCI_VPD_LRDT_RO_DATA); + i = pci_vpd_find_tag((u8 *)buf, len, PCI_VPD_LRDT_RO_DATA); if (i > 0) { j = pci_vpd_lrdt_size(&((u8 *)buf)[i]); if (j < 0) @@ -15629,7 +15629,7 @@ static void tg3_read_vpd(struct tg3 *tp) if (!vpd_data) goto out_no_vpd; - i = pci_vpd_find_tag(vpd_data, 0, vpdlen, PCI_VPD_LRDT_RO_DATA); + i = pci_vpd_find_tag(vpd_data, vpdlen, PCI_VPD_LRDT_RO_DATA); if (i < 0) goto out_not_found; |