diff options
Diffstat (limited to 'drivers/net/ethernet')
21 files changed, 174 insertions, 151 deletions
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index da48e66377b5..fe644823ceaf 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -511,8 +511,7 @@ static int tse_poll(struct napi_struct *napi, int budget) if (rxcomplete < budget) { - napi_gro_flush(napi, false); - __napi_complete(napi); + napi_complete(napi); netdev_dbg(priv->dev, "NAPI Complete, did %d packets with budget %d\n", @@ -1518,6 +1517,7 @@ static int altera_tse_probe(struct platform_device *pdev) spin_lock_init(&priv->tx_lock); spin_lock_init(&priv->rxdma_irq_lock); + netif_carrier_off(ndev); ret = register_netdev(ndev); if (ret) { dev_err(&pdev->dev, "failed to register TSE net device\n"); diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index 0660deecc2c9..f683d97d7614 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -818,10 +818,9 @@ static int setup_glist(struct lio *lio) INIT_LIST_HEAD(&lio->glist); for (i = 0; i < lio->tx_qsize; i++) { - g = kmalloc(sizeof(*g), GFP_KERNEL); + g = kzalloc(sizeof(*g), GFP_KERNEL); if (!g) break; - memset(g, 0, sizeof(struct octnic_gather)); g->sg_size = ((ROUNDUP4(OCTNIC_MAX_SG) >> 2) * OCT_SG_ENTRY_SIZE); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index eb22d58743e2..f5dcde27e402 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4568,28 +4568,23 @@ static void free_some_resources(struct adapter *adapter) static int get_chip_type(struct pci_dev *pdev, u32 pl_rev) { - int ver, chip; u16 device_id; /* Retrieve adapter's device ID */ pci_read_config_word(pdev, PCI_DEVICE_ID, &device_id); - ver = device_id >> 12; - switch (ver) { + + switch (device_id >> 12) { case CHELSIO_T4: - chip |= CHELSIO_CHIP_CODE(CHELSIO_T4, pl_rev); - break; + return CHELSIO_CHIP_CODE(CHELSIO_T4, pl_rev); case CHELSIO_T5: - chip |= CHELSIO_CHIP_CODE(CHELSIO_T5, pl_rev); - break; + return CHELSIO_CHIP_CODE(CHELSIO_T5, pl_rev); case CHELSIO_T6: - chip |= CHELSIO_CHIP_CODE(CHELSIO_T6, pl_rev); - break; + return CHELSIO_CHIP_CODE(CHELSIO_T6, pl_rev); default: dev_err(&pdev->dev, "Device %d is not supported\n", device_id); - return -EINVAL; } - return chip; + return -EINVAL; } static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -4724,8 +4719,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) err = -ENOMEM; goto out_free_adapter; } - t4_write_reg(adapter, SGE_STAT_CFG_A, - STATSOURCE_T5_V(7) | STATMODE_V(0)); } setup_memwin(adapter); @@ -4737,6 +4730,11 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) goto out_unmap_bar; + /* configure SGE_STAT_CFG_A to read WC stats */ + if (!is_t4(adapter->params.chip)) + t4_write_reg(adapter, SGE_STAT_CFG_A, + STATSOURCE_T5_V(7) | STATMODE_V(0)); + for_each_port(adapter, i) { struct net_device *netdev; diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 78f446c58422..9162746d7729 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -807,7 +807,7 @@ static inline unsigned int calc_tx_flits(const struct sk_buff *skb) * message or, if we're doing a Large Send Offload, an LSO CPL message * with an embedded TX Packet Write CPL message. */ - flits = sgl_len(skb_shinfo(skb)->nr_frags + 1) + 4; + flits = sgl_len(skb_shinfo(skb)->nr_frags + 1); if (skb_shinfo(skb)->gso_size) flits += (sizeof(struct fw_eth_tx_pkt_wr) + sizeof(struct cpl_tx_pkt_lso_core) + diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index ab4674684acc..a32de30ea663 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -762,8 +762,6 @@ enum fw_ldst_func_mod_index { struct fw_ldst_cmd { __be32 op_to_addrspace; -#define FW_LDST_CMD_ADDRSPACE_S 0 -#define FW_LDST_CMD_ADDRSPACE_V(x) ((x) << FW_LDST_CMD_ADDRSPACE_S) __be32 cycles_to_len16; union fw_ldst { struct fw_ldst_addrval { @@ -788,6 +786,13 @@ struct fw_ldst_cmd { __be16 vctl; __be16 rval; } mdio; + struct fw_ldst_cim_rq { + u8 req_first64[8]; + u8 req_second64[8]; + u8 resp_first64[8]; + u8 resp_second64[8]; + __be32 r3[2]; + } cim_rq; union fw_ldst_mps { struct fw_ldst_mps_rplc { __be16 fid_idx; @@ -828,9 +833,33 @@ struct fw_ldst_cmd { __be16 nset_pkd; __be32 data[12]; } pcie; + struct fw_ldst_i2c_deprecated { + u8 pid_pkd; + u8 base; + u8 boffset; + u8 data; + __be32 r9; + } i2c_deprecated; + struct fw_ldst_i2c { + u8 pid; + u8 did; + u8 boffset; + u8 blen; + __be32 r9; + __u8 data[48]; + } i2c; + struct fw_ldst_le { + __be32 index; + __be32 r9; + u8 val[33]; + u8 r11[7]; + } le; } u; }; +#define FW_LDST_CMD_ADDRSPACE_S 0 +#define FW_LDST_CMD_ADDRSPACE_V(x) ((x) << FW_LDST_CMD_ADDRSPACE_S) + #define FW_LDST_CMD_MSG_S 31 #define FW_LDST_CMD_MSG_V(x) ((x) << FW_LDST_CMD_MSG_S) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h index 92bafa793de6..c4b262ca7d43 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h @@ -36,8 +36,8 @@ #define __T4FW_VERSION_H__ #define T4FW_VERSION_MAJOR 0x01 -#define T4FW_VERSION_MINOR 0x0D -#define T4FW_VERSION_MICRO 0x20 +#define T4FW_VERSION_MINOR 0x0E +#define T4FW_VERSION_MICRO 0x04 #define T4FW_VERSION_BUILD 0x00 #define T4FW_MIN_VERSION_MAJOR 0x01 @@ -45,8 +45,8 @@ #define T4FW_MIN_VERSION_MICRO 0x00 #define T5FW_VERSION_MAJOR 0x01 -#define T5FW_VERSION_MINOR 0x0D -#define T5FW_VERSION_MICRO 0x20 +#define T5FW_VERSION_MINOR 0x0E +#define T5FW_VERSION_MICRO 0x04 #define T5FW_VERSION_BUILD 0x00 #define T5FW_MIN_VERSION_MAJOR 0x00 @@ -54,8 +54,8 @@ #define T5FW_MIN_VERSION_MICRO 0x00 #define T6FW_VERSION_MAJOR 0x01 -#define T6FW_VERSION_MINOR 0x0D -#define T6FW_VERSION_MICRO 0x2D +#define T6FW_VERSION_MINOR 0x0E +#define T6FW_VERSION_MICRO 0x04 #define T6FW_VERSION_BUILD 0x00 #define T6FW_MIN_VERSION_MAJOR 0x00 diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index c0a7813603c3..cf94b72dbacd 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -1226,7 +1226,7 @@ static irqreturn_t dm9000_interrupt(int irq, void *dev_id) if (int_status & ISR_PRS) dm9000_rx(dev); - /* Trnasmit Interrupt check */ + /* Transmit Interrupt check */ if (int_status & ISR_PTS) dm9000_tx_done(dev, db); diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 3be1fbdcdd02..eb323913cd39 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -1968,7 +1968,7 @@ static int __be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value) memcpy(req->mcast_mac[i++].byte, ha->addr, ETH_ALEN); } - status = be_mcc_notify(adapter); + status = be_mcc_notify_wait(adapter); err: spin_unlock_bh(&adapter->mcc_lock); return status; diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c index 442410cd2ca4..a2c96fd88393 100644 --- a/drivers/net/ethernet/ethoc.c +++ b/drivers/net/ethernet/ethoc.c @@ -1132,10 +1132,6 @@ static int ethoc_probe(struct platform_device *pdev) memcpy(netdev->dev_addr, pdata->hwaddr, IFHWADDRLEN); priv->phy_id = pdata->phy_id; } else { - priv->phy_id = -1; - -#ifdef CONFIG_OF - { const uint8_t *mac; mac = of_get_property(pdev->dev.of_node, @@ -1143,8 +1139,7 @@ static int ethoc_probe(struct platform_device *pdev) NULL); if (mac) memcpy(netdev->dev_addr, mac, IFHWADDRLEN); - } -#endif + priv->phy_id = -1; } /* Check that the given MAC address is valid. If it isn't, read the diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 91925e38705e..dd4ca39d5d8f 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1816,11 +1816,13 @@ static int fec_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum, struct fec_enet_private *fep = bus->priv; struct device *dev = &fep->pdev->dev; unsigned long time_left; - int ret = 0; + int ret; ret = pm_runtime_get_sync(dev); if (ret < 0) return ret; + else + ret = 0; fep->mii_timeout = 0; reinit_completion(&fep->mdio_done); @@ -3029,6 +3031,14 @@ fec_set_mac_address(struct net_device *ndev, void *p) memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len); } + /* Add netif status check here to avoid system hang in below case: + * ifconfig ethx down; ifconfig ethx hw ether xx:xx:xx:xx:xx:xx; + * After ethx down, fec all clocks are gated off and then register + * access causes system hang. + */ + if (!netif_running(ndev)) + return 0; + writel(ndev->dev_addr[3] | (ndev->dev_addr[2] << 8) | (ndev->dev_addr[1] << 16) | (ndev->dev_addr[0] << 24), fep->hwp + FEC_ADDR_LOW); diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c index 6e9a792097d3..060dd3922974 100644 --- a/drivers/net/ethernet/jme.c +++ b/drivers/net/ethernet/jme.c @@ -583,7 +583,7 @@ jme_setup_tx_resources(struct jme_adapter *jme) atomic_set(&txring->next_to_clean, 0); atomic_set(&txring->nr_free, jme->tx_ring_size); - txring->bufinf = kmalloc(sizeof(struct jme_buffer_info) * + txring->bufinf = kzalloc(sizeof(struct jme_buffer_info) * jme->tx_ring_size, GFP_ATOMIC); if (unlikely(!(txring->bufinf))) goto err_free_txring; @@ -592,8 +592,6 @@ jme_setup_tx_resources(struct jme_adapter *jme) * Initialize Transmit Descriptors */ memset(txring->alloc, 0, TX_RING_ALLOC_SIZE(jme->tx_ring_size)); - memset(txring->bufinf, 0, - sizeof(struct jme_buffer_info) * jme->tx_ring_size); return 0; @@ -845,7 +843,7 @@ jme_setup_rx_resources(struct jme_adapter *jme) rxring->next_to_use = 0; atomic_set(&rxring->next_to_clean, 0); - rxring->bufinf = kmalloc(sizeof(struct jme_buffer_info) * + rxring->bufinf = kzalloc(sizeof(struct jme_buffer_info) * jme->rx_ring_size, GFP_ATOMIC); if (unlikely(!(rxring->bufinf))) goto err_free_rxring; @@ -853,8 +851,6 @@ jme_setup_rx_resources(struct jme_adapter *jme) /* * Initiallize Receive Descriptors */ - memset(rxring->bufinf, 0, - sizeof(struct jme_buffer_info) * jme->rx_ring_size); for (i = 0 ; i < jme->rx_ring_size ; ++i) { if (unlikely(jme_make_new_rx_buf(jme, i))) { jme_free_rx_resources(jme); diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index d52639bc491f..960169efe636 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -1859,14 +1859,11 @@ oom: return; } - mc_spec = kmalloc(0x200, GFP_ATOMIC); + mc_spec = kzalloc(0x200, GFP_ATOMIC); if (mc_spec == NULL) goto oom; mc_other = mc_spec + (0x100 >> 2); - memset(mc_spec, 0, 0x100); - memset(mc_other, 0, 0x100); - netdev_for_each_mc_addr(ha, dev) { u8 *a = ha->addr; u32 *table; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_main.c b/drivers/net/ethernet/mellanox/mlx4/en_main.c index 913b716ed2e1..a946e4bf71d2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_main.c @@ -224,6 +224,26 @@ static void mlx4_en_remove(struct mlx4_dev *dev, void *endev_ptr) kfree(mdev); } +static void mlx4_en_activate(struct mlx4_dev *dev, void *ctx) +{ + int i; + struct mlx4_en_dev *mdev = ctx; + + /* Create a netdev for each port */ + mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_ETH) { + mlx4_info(mdev, "Activating port:%d\n", i); + if (mlx4_en_init_netdev(mdev, i, &mdev->profile.prof[i])) + mdev->pndev[i] = NULL; + } + + /* register notifier */ + mdev->nb.notifier_call = mlx4_en_netdev_event; + if (register_netdevice_notifier(&mdev->nb)) { + mdev->nb.notifier_call = NULL; + mlx4_err(mdev, "Failed to create notifier\n"); + } +} + static void *mlx4_en_add(struct mlx4_dev *dev) { struct mlx4_en_dev *mdev; @@ -297,21 +317,6 @@ static void *mlx4_en_add(struct mlx4_dev *dev) mutex_init(&mdev->state_lock); mdev->device_up = true; - /* Setup ports */ - - /* Create a netdev for each port */ - mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_ETH) { - mlx4_info(mdev, "Activating port:%d\n", i); - if (mlx4_en_init_netdev(mdev, i, &mdev->profile.prof[i])) - mdev->pndev[i] = NULL; - } - /* register notifier */ - mdev->nb.notifier_call = mlx4_en_netdev_event; - if (register_netdevice_notifier(&mdev->nb)) { - mdev->nb.notifier_call = NULL; - mlx4_err(mdev, "Failed to create notifier\n"); - } - return mdev; err_mr: @@ -335,6 +340,7 @@ static struct mlx4_interface mlx4_en_interface = { .event = mlx4_en_event, .get_dev = mlx4_en_get_netdev, .protocol = MLX4_PROT_ETH, + .activate = mlx4_en_activate, }; static void mlx4_en_verify_params(void) diff --git a/drivers/net/ethernet/mellanox/mlx4/intf.c b/drivers/net/ethernet/mellanox/mlx4/intf.c index 0d80aed59043..0472941af820 100644 --- a/drivers/net/ethernet/mellanox/mlx4/intf.c +++ b/drivers/net/ethernet/mellanox/mlx4/intf.c @@ -63,8 +63,11 @@ static void mlx4_add_device(struct mlx4_interface *intf, struct mlx4_priv *priv) spin_lock_irq(&priv->ctx_lock); list_add_tail(&dev_ctx->list, &priv->ctx_list); spin_unlock_irq(&priv->ctx_lock); + if (intf->activate) + intf->activate(&priv->dev, dev_ctx->context); } else kfree(dev_ctx); + } static void mlx4_remove_device(struct mlx4_interface *intf, struct mlx4_priv *priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c index 9335e5ae18cc..aa0d5ffe92d8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c @@ -200,3 +200,25 @@ int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev) return err; } + +int mlx5_core_query_special_context(struct mlx5_core_dev *dev, u32 *rsvd_lkey) +{ + struct mlx5_cmd_query_special_contexts_mbox_in in; + struct mlx5_cmd_query_special_contexts_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + + *rsvd_lkey = be32_to_cpu(out.resd_lkey); + + return err; +} +EXPORT_SYMBOL(mlx5_core_query_special_context); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index 5ab3adf88166..9f0bdd993955 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -918,8 +918,6 @@ int qlcnic_83xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx, mbx->req.arg = NULL; return -ENOMEM; } - memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num); - memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num); temp = adapter->ahw->fw_hal_version << 29; mbx->req.arg[0] = (type | (mbx->req.num << 16) | temp); mbx->cmd_op = type; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c index 6e6f18fc5d76..a5f422f26cb4 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c @@ -73,8 +73,6 @@ int qlcnic_82xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx, mbx->req.arg = NULL; return -ENOMEM; } - memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num); - memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num); mbx->req.arg[0] = type; break; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c index 546cd5f1c85a..7327b729ba2e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c @@ -729,8 +729,6 @@ static int qlcnic_sriov_alloc_bc_mbx_args(struct qlcnic_cmd_args *mbx, u32 type) mbx->req.arg = NULL; return -ENOMEM; } - memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num); - memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num); mbx->req.arg[0] = (type | (mbx->req.num << 16) | (3 << 29)); mbx->rsp.arg[0] = (type & 0xffff) | mbx->rsp.num << 16; diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 24dcbe62412a..2b32e0c5a0b4 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -833,7 +833,8 @@ struct rtl8169_private { unsigned features; struct mii_if_info mii; - struct rtl8169_counters counters; + dma_addr_t counters_phys_addr; + struct rtl8169_counters *counters; struct rtl8169_tc_offsets tc_offset; u32 saved_wolopts; u32 opts1_mask; @@ -2190,53 +2191,37 @@ static int rtl8169_get_sset_count(struct net_device *dev, int sset) } } -static struct rtl8169_counters *rtl8169_map_counters(struct net_device *dev, - dma_addr_t *paddr, - u32 counter_cmd) +DECLARE_RTL_COND(rtl_counters_cond) { - struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; - struct device *d = &tp->pci_dev->dev; - struct rtl8169_counters *counters; - u32 cmd; - counters = dma_alloc_coherent(d, sizeof(*counters), paddr, GFP_KERNEL); - if (counters) { - RTL_W32(CounterAddrHigh, (u64)*paddr >> 32); - cmd = (u64)*paddr & DMA_BIT_MASK(32); - RTL_W32(CounterAddrLow, cmd); - RTL_W32(CounterAddrLow, cmd | counter_cmd); - } - return counters; + return RTL_R32(CounterAddrLow) & (CounterReset | CounterDump); } -static void rtl8169_unmap_counters (struct net_device *dev, - dma_addr_t paddr, - struct rtl8169_counters *counters) +static bool rtl8169_do_counters(struct net_device *dev, u32 counter_cmd) { struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; - struct device *d = &tp->pci_dev->dev; + dma_addr_t paddr = tp->counters_phys_addr; + u32 cmd; + bool ret; - RTL_W32(CounterAddrLow, 0); - RTL_W32(CounterAddrHigh, 0); + RTL_W32(CounterAddrHigh, (u64)paddr >> 32); + cmd = (u64)paddr & DMA_BIT_MASK(32); + RTL_W32(CounterAddrLow, cmd); + RTL_W32(CounterAddrLow, cmd | counter_cmd); - dma_free_coherent(d, sizeof(*counters), counters, paddr); -} + ret = rtl_udelay_loop_wait_low(tp, &rtl_counters_cond, 10, 1000); -DECLARE_RTL_COND(rtl_reset_counters_cond) -{ - void __iomem *ioaddr = tp->mmio_addr; + RTL_W32(CounterAddrLow, 0); + RTL_W32(CounterAddrHigh, 0); - return RTL_R32(CounterAddrLow) & CounterReset; + return ret; } static bool rtl8169_reset_counters(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); - struct rtl8169_counters *counters; - dma_addr_t paddr; - bool ret = true; /* * Versions prior to RTL_GIGA_MAC_VER_19 don't support resetting the @@ -2245,32 +2230,13 @@ static bool rtl8169_reset_counters(struct net_device *dev) if (tp->mac_version < RTL_GIGA_MAC_VER_19) return true; - counters = rtl8169_map_counters(dev, &paddr, CounterReset); - if (!counters) - return false; - - if (!rtl_udelay_loop_wait_low(tp, &rtl_reset_counters_cond, 10, 1000)) - ret = false; - - rtl8169_unmap_counters(dev, paddr, counters); - - return ret; -} - -DECLARE_RTL_COND(rtl_counters_cond) -{ - void __iomem *ioaddr = tp->mmio_addr; - - return RTL_R32(CounterAddrLow) & CounterDump; + return rtl8169_do_counters(dev, CounterReset); } static bool rtl8169_update_counters(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; - struct rtl8169_counters *counters; - dma_addr_t paddr; - bool ret = true; /* * Some chips are unable to dump tally counters when the receiver @@ -2279,23 +2245,13 @@ static bool rtl8169_update_counters(struct net_device *dev) if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0) return true; - counters = rtl8169_map_counters(dev, &paddr, CounterDump); - if (!counters) - return false; - - if (rtl_udelay_loop_wait_low(tp, &rtl_counters_cond, 10, 1000)) - memcpy(&tp->counters, counters, sizeof(*counters)); - else - ret = false; - - rtl8169_unmap_counters(dev, paddr, counters); - - return ret; + return rtl8169_do_counters(dev, CounterDump); } static bool rtl8169_init_counter_offsets(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); + struct rtl8169_counters *counters = tp->counters; bool ret = false; /* @@ -2323,9 +2279,9 @@ static bool rtl8169_init_counter_offsets(struct net_device *dev) if (rtl8169_update_counters(dev)) ret = true; - tp->tc_offset.tx_errors = tp->counters.tx_errors; - tp->tc_offset.tx_multi_collision = tp->counters.tx_multi_collision; - tp->tc_offset.tx_aborted = tp->counters.tx_aborted; + tp->tc_offset.tx_errors = counters->tx_errors; + tp->tc_offset.tx_multi_collision = counters->tx_multi_collision; + tp->tc_offset.tx_aborted = counters->tx_aborted; tp->tc_offset.inited = true; return ret; @@ -2335,24 +2291,25 @@ static void rtl8169_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { struct rtl8169_private *tp = netdev_priv(dev); + struct rtl8169_counters *counters = tp->counters; ASSERT_RTNL(); rtl8169_update_counters(dev); - data[0] = le64_to_cpu(tp->counters.tx_packets); - data[1] = le64_to_cpu(tp->counters.rx_packets); - data[2] = le64_to_cpu(tp->counters.tx_errors); - data[3] = le32_to_cpu(tp->counters.rx_errors); - data[4] = le16_to_cpu(tp->counters.rx_missed); - data[5] = le16_to_cpu(tp->counters.align_errors); - data[6] = le32_to_cpu(tp->counters.tx_one_collision); - data[7] = le32_to_cpu(tp->counters.tx_multi_collision); - data[8] = le64_to_cpu(tp->counters.rx_unicast); - data[9] = le64_to_cpu(tp->counters.rx_broadcast); - data[10] = le32_to_cpu(tp->counters.rx_multicast); - data[11] = le16_to_cpu(tp->counters.tx_aborted); - data[12] = le16_to_cpu(tp->counters.tx_underun); + data[0] = le64_to_cpu(counters->tx_packets); + data[1] = le64_to_cpu(counters->rx_packets); + data[2] = le64_to_cpu(counters->tx_errors); + data[3] = le32_to_cpu(counters->rx_errors); + data[4] = le16_to_cpu(counters->rx_missed); + data[5] = le16_to_cpu(counters->align_errors); + data[6] = le32_to_cpu(counters->tx_one_collision); + data[7] = le32_to_cpu(counters->tx_multi_collision); + data[8] = le64_to_cpu(counters->rx_unicast); + data[9] = le64_to_cpu(counters->rx_broadcast); + data[10] = le32_to_cpu(counters->rx_multicast); + data[11] = le16_to_cpu(counters->tx_aborted); + data[12] = le16_to_cpu(counters->tx_underun); } static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) @@ -7780,6 +7737,7 @@ rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; + struct rtl8169_counters *counters = tp->counters; unsigned int start; if (netif_running(dev)) @@ -7816,11 +7774,11 @@ rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) * Subtract values fetched during initalization. * See rtl8169_init_counter_offsets for a description why we do that. */ - stats->tx_errors = le64_to_cpu(tp->counters.tx_errors) - + stats->tx_errors = le64_to_cpu(counters->tx_errors) - le64_to_cpu(tp->tc_offset.tx_errors); - stats->collisions = le32_to_cpu(tp->counters.tx_multi_collision) - + stats->collisions = le32_to_cpu(counters->tx_multi_collision) - le32_to_cpu(tp->tc_offset.tx_multi_collision); - stats->tx_aborted_errors = le16_to_cpu(tp->counters.tx_aborted) - + stats->tx_aborted_errors = le16_to_cpu(counters->tx_aborted) - le16_to_cpu(tp->tc_offset.tx_aborted); return stats; @@ -8022,6 +7980,9 @@ static void rtl_remove_one(struct pci_dev *pdev) unregister_netdev(dev); + dma_free_coherent(&tp->pci_dev->dev, sizeof(*tp->counters), + tp->counters, tp->counters_phys_addr); + rtl_release_firmware(tp); if (pci_dev_run_wake(pdev)) @@ -8447,9 +8408,16 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->rtl_fw = RTL_FIRMWARE_UNKNOWN; + tp->counters = dma_alloc_coherent (&pdev->dev, sizeof(*tp->counters), + &tp->counters_phys_addr, GFP_KERNEL); + if (!tp->counters) { + rc = -ENOMEM; + goto err_out_msi_4; + } + rc = register_netdev(dev); if (rc < 0) - goto err_out_msi_4; + goto err_out_cnt_5; pci_set_drvdata(pdev, dev); @@ -8483,6 +8451,9 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) out: return rc; +err_out_cnt_5: + dma_free_coherent(&pdev->dev, sizeof(*tp->counters), tp->counters, + tp->counters_phys_addr); err_out_msi_4: netif_napi_del(&tp->napi); rtl_disable_msi(pdev, tp); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 864b476f7fd5..925f2f8659b8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -837,8 +837,11 @@ static int stmmac_init_phy(struct net_device *dev) interface); } - if (IS_ERR(phydev)) { + if (IS_ERR_OR_NULL(phydev)) { pr_err("%s: Could not attach to PHY\n", dev->name); + if (!phydev) + return -ENODEV; + return PTR_ERR(phydev); } diff --git a/drivers/net/ethernet/synopsys/Kconfig b/drivers/net/ethernet/synopsys/Kconfig index a8f315106742..8276ee5a7d54 100644 --- a/drivers/net/ethernet/synopsys/Kconfig +++ b/drivers/net/ethernet/synopsys/Kconfig @@ -20,7 +20,7 @@ config SYNOPSYS_DWC_ETH_QOS select PHYLIB select CRC32 select MII - depends on OF + depends on OF && HAS_DMA ---help--- This driver supports the DWC Ethernet QoS from Synopsys |