diff options
Diffstat (limited to 'drivers/net/ethernet')
24 files changed, 313 insertions, 210 deletions
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e.h b/drivers/net/ethernet/atheros/atl1e/atl1e.h index 829b5ad..b5fd934 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e.h +++ b/drivers/net/ethernet/atheros/atl1e/atl1e.h @@ -186,7 +186,7 @@ struct atl1e_tpd_desc { /* how about 0x2000 */ #define MAX_TX_BUF_LEN 0x2000 #define MAX_TX_BUF_SHIFT 13 -/*#define MAX_TX_BUF_LEN 0x3000 */ +#define MAX_TSO_SEG_SIZE 0x3c00 /* rrs word 1 bit 0:31 */ #define RRS_RX_CSUM_MASK 0xFFFF @@ -438,7 +438,6 @@ struct atl1e_adapter { struct atl1e_hw hw; struct atl1e_hw_stats hw_stats; - bool have_msi; u32 wol; u16 link_speed; u16 link_duplex; diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 92f4734..ac25f05 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -1849,34 +1849,19 @@ static void atl1e_free_irq(struct atl1e_adapter *adapter) struct net_device *netdev = adapter->netdev; free_irq(adapter->pdev->irq, netdev); - - if (adapter->have_msi) - pci_disable_msi(adapter->pdev); } static int atl1e_request_irq(struct atl1e_adapter *adapter) { struct pci_dev *pdev = adapter->pdev; struct net_device *netdev = adapter->netdev; - int flags = 0; int err = 0; - adapter->have_msi = true; - err = pci_enable_msi(pdev); - if (err) { - netdev_dbg(netdev, - "Unable to allocate MSI interrupt Error: %d\n", err); - adapter->have_msi = false; - } - - if (!adapter->have_msi) - flags |= IRQF_SHARED; - err = request_irq(pdev->irq, atl1e_intr, flags, netdev->name, netdev); + err = request_irq(pdev->irq, atl1e_intr, IRQF_SHARED, netdev->name, + netdev); if (err) { netdev_dbg(adapter->netdev, "Unable to allocate interrupt Error: %d\n", err); - if (adapter->have_msi) - pci_disable_msi(pdev); return err; } netdev_dbg(netdev, "atl1e_request_irq OK\n"); @@ -2344,6 +2329,7 @@ static int atl1e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&adapter->reset_task, atl1e_reset_task); INIT_WORK(&adapter->link_chg_task, atl1e_link_chg_task); + netif_set_gso_max_size(netdev, MAX_TSO_SEG_SIZE); err = register_netdev(netdev); if (err) { netdev_err(netdev, "register netdevice failed\n"); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index 77ebae0..0283f34 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -13437,13 +13437,7 @@ static void bnx2x_check_kr2_wa(struct link_params *params, { struct bnx2x *bp = params->bp; u16 base_page, next_page, not_kr2_device, lane; - int sigdet = bnx2x_warpcore_get_sigdet(phy, params); - - if (!sigdet) { - if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) - bnx2x_kr2_recovery(params, vars, phy); - return; - } + int sigdet; /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery * since some switches tend to reinit the AN process and clear the @@ -13454,6 +13448,16 @@ static void bnx2x_check_kr2_wa(struct link_params *params, vars->check_kr2_recovery_cnt--; return; } + + sigdet = bnx2x_warpcore_get_sigdet(phy, params); + if (!sigdet) { + if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) { + bnx2x_kr2_recovery(params, vars, phy); + DP(NETIF_MSG_LINK, "No sigdet\n"); + } + return; + } + lane = bnx2x_get_warpcore_lane(phy, params); CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, MDIO_AER_BLOCK_AER_REG, lane); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index e81a747..8e58da9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -4947,7 +4947,7 @@ static void bnx2x_after_function_update(struct bnx2x *bp) q); } - if (!NO_FCOE(bp)) { + if (!NO_FCOE(bp) && CNIC_ENABLED(bp)) { fp = &bp->fp[FCOE_IDX(bp)]; queue_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj; @@ -13354,6 +13354,7 @@ static int bnx2x_unregister_cnic(struct net_device *dev) RCU_INIT_POINTER(bp->cnic_ops, NULL); mutex_unlock(&bp->cnic_mutex); synchronize_rcu(); + bp->cnic_enabled = false; kfree(bp->cnic_kwq); bp->cnic_kwq = NULL; diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 67d2663..17a9727 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -14604,8 +14604,11 @@ static void tg3_read_vpd(struct tg3 *tp) if (j + len > block_end) goto partno; - memcpy(tp->fw_ver, &vpd_data[j], len); - strncat(tp->fw_ver, " bc ", vpdlen - len - 1); + if (len >= sizeof(tp->fw_ver)) + len = sizeof(tp->fw_ver) - 1; + memset(tp->fw_ver, 0, sizeof(tp->fw_ver)); + snprintf(tp->fw_ver, sizeof(tp->fw_ver), "%.*s bc ", len, + &vpd_data[j]); } partno: diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c index a170065..b0ebc9f 100644 --- a/drivers/net/ethernet/calxeda/xgmac.c +++ b/drivers/net/ethernet/calxeda/xgmac.c @@ -163,6 +163,7 @@ #define XGMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */ /* XGMAC_INT_STAT reg */ +#define XGMAC_INT_STAT_PMTIM 0x00800000 /* PMT Interrupt Mask */ #define XGMAC_INT_STAT_PMT 0x0080 /* PMT Interrupt Status */ #define XGMAC_INT_STAT_LPI 0x0040 /* LPI Interrupt Status */ @@ -960,6 +961,9 @@ static int xgmac_hw_init(struct net_device *dev) writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_STATUS); writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_INTR_ENA); + /* Mask power mgt interrupt */ + writel(XGMAC_INT_STAT_PMTIM, ioaddr + XGMAC_INT_STAT); + /* XGMAC requires AXI bus init. This is a 'magic number' for now */ writel(0x0077000E, ioaddr + XGMAC_DMA_AXI_BUS); @@ -1141,6 +1145,9 @@ static int xgmac_rx(struct xgmac_priv *priv, int limit) struct sk_buff *skb; int frame_len; + if (!dma_ring_cnt(priv->rx_head, priv->rx_tail, DMA_RX_RING_SZ)) + break; + entry = priv->rx_tail; p = priv->dma_rx + entry; if (desc_get_owner(p)) @@ -1825,7 +1832,7 @@ static void xgmac_pmt(void __iomem *ioaddr, unsigned long mode) unsigned int pmt = 0; if (mode & WAKE_MAGIC) - pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT; + pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT_EN; if (mode & WAKE_UCAST) pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_GLBL_UNICAST; diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index 8cdf025..9eada8e 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -257,6 +257,107 @@ static void dm9000_dumpblk_32bit(void __iomem *reg, int count) tmp = readl(reg); } +/* + * Sleep, either by using msleep() or if we are suspending, then + * use mdelay() to sleep. + */ +static void dm9000_msleep(board_info_t *db, unsigned int ms) +{ + if (db->in_suspend) + mdelay(ms); + else + msleep(ms); +} + +/* Read a word from phyxcer */ +static int +dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) +{ + board_info_t *db = netdev_priv(dev); + unsigned long flags; + unsigned int reg_save; + int ret; + + mutex_lock(&db->addr_lock); + + spin_lock_irqsave(&db->lock, flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + /* Issue phyxcer read command */ + iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); + + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock, flags); + + dm9000_msleep(db, 1); /* Wait read complete */ + + spin_lock_irqsave(&db->lock, flags); + reg_save = readb(db->io_addr); + + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ + + /* The read data keeps on REG_0D & REG_0E */ + ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); + + /* restore the previous address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock, flags); + + mutex_unlock(&db->addr_lock); + + dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret); + return ret; +} + +/* Write a word to phyxcer */ +static void +dm9000_phy_write(struct net_device *dev, + int phyaddr_unused, int reg, int value) +{ + board_info_t *db = netdev_priv(dev); + unsigned long flags; + unsigned long reg_save; + + dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value); + mutex_lock(&db->addr_lock); + + spin_lock_irqsave(&db->lock, flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + /* Fill the written data into REG_0D & REG_0E */ + iow(db, DM9000_EPDRL, value); + iow(db, DM9000_EPDRH, value >> 8); + + /* Issue phyxcer write command */ + iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); + + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock, flags); + + dm9000_msleep(db, 1); /* Wait write complete */ + + spin_lock_irqsave(&db->lock, flags); + reg_save = readb(db->io_addr); + + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ + + /* restore the previous address */ + writeb(reg_save, db->io_addr); + + spin_unlock_irqrestore(&db->lock, flags); + mutex_unlock(&db->addr_lock); +} + /* dm9000_set_io * * select the specified set of io routines to use with the @@ -795,6 +896,9 @@ dm9000_init_dm9000(struct net_device *dev) iow(db, DM9000_GPCR, GPCR_GEP_CNTL); /* Let GPIO0 output */ + dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */ + dm9000_phy_write(dev, 0, MII_DM_DSPCR, DSPCR_INIT_PARAM); /* Init */ + ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0; /* if wol is needed, then always set NCR_WAKEEN otherwise we end @@ -1201,109 +1305,6 @@ dm9000_open(struct net_device *dev) return 0; } -/* - * Sleep, either by using msleep() or if we are suspending, then - * use mdelay() to sleep. - */ -static void dm9000_msleep(board_info_t *db, unsigned int ms) -{ - if (db->in_suspend) - mdelay(ms); - else - msleep(ms); -} - -/* - * Read a word from phyxcer - */ -static int -dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) -{ - board_info_t *db = netdev_priv(dev); - unsigned long flags; - unsigned int reg_save; - int ret; - - mutex_lock(&db->addr_lock); - - spin_lock_irqsave(&db->lock,flags); - - /* Save previous register address */ - reg_save = readb(db->io_addr); - - /* Fill the phyxcer register into REG_0C */ - iow(db, DM9000_EPAR, DM9000_PHY | reg); - - iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); /* Issue phyxcer read command */ - - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock,flags); - - dm9000_msleep(db, 1); /* Wait read complete */ - - spin_lock_irqsave(&db->lock,flags); - reg_save = readb(db->io_addr); - - iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ - - /* The read data keeps on REG_0D & REG_0E */ - ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); - - /* restore the previous address */ - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock,flags); - - mutex_unlock(&db->addr_lock); - - dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret); - return ret; -} - -/* - * Write a word to phyxcer - */ -static void -dm9000_phy_write(struct net_device *dev, - int phyaddr_unused, int reg, int value) -{ - board_info_t *db = netdev_priv(dev); - unsigned long flags; - unsigned long reg_save; - - dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value); - mutex_lock(&db->addr_lock); - - spin_lock_irqsave(&db->lock,flags); - - /* Save previous register address */ - reg_save = readb(db->io_addr); - - /* Fill the phyxcer register into REG_0C */ - iow(db, DM9000_EPAR, DM9000_PHY | reg); - - /* Fill the written data into REG_0D & REG_0E */ - iow(db, DM9000_EPDRL, value); - iow(db, DM9000_EPDRH, value >> 8); - - iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); /* Issue phyxcer write command */ - - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - dm9000_msleep(db, 1); /* Wait write complete */ - - spin_lock_irqsave(&db->lock,flags); - reg_save = readb(db->io_addr); - - iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ - - /* restore the previous address */ - writeb(reg_save, db->io_addr); - - spin_unlock_irqrestore(&db->lock, flags); - mutex_unlock(&db->addr_lock); -} - static void dm9000_shutdown(struct net_device *dev) { @@ -1502,7 +1503,12 @@ dm9000_probe(struct platform_device *pdev) db->flags |= DM9000_PLATF_SIMPLE_PHY; #endif - dm9000_reset(db); + /* Fixing bug on dm9000_probe, takeover dm9000_reset(db), + * Need 'NCR_MAC_LBK' bit to indeed stable our DM9000 fifo + * while probe stage. + */ + + iow(db, DM9000_NCR, NCR_MAC_LBK | NCR_RST); /* try multiple times, DM9000 sometimes gets the read wrong */ for (i = 0; i < 8; i++) { diff --git a/drivers/net/ethernet/davicom/dm9000.h b/drivers/net/ethernet/davicom/dm9000.h index 55688bd..9ce058a 100644 --- a/drivers/net/ethernet/davicom/dm9000.h +++ b/drivers/net/ethernet/davicom/dm9000.h @@ -69,7 +69,9 @@ #define NCR_WAKEEN (1<<6) #define NCR_FCOL (1<<4) #define NCR_FDX (1<<3) -#define NCR_LBK (3<<1) + +#define NCR_RESERVED (3<<1) +#define NCR_MAC_LBK (1<<1) #define NCR_RST (1<<0) #define NSR_SPEED (1<<7) @@ -167,5 +169,12 @@ #define ISR_LNKCHNG (1<<5) #define ISR_UNDERRUN (1<<4) +/* Davicom MII registers. + */ + +#define MII_DM_DSPCR 0x1b /* DSP Control Register */ + +#define DSPCR_INIT_PARAM 0xE100 /* DSP init parameter */ + #endif /* _DM9000X_H_ */ diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c index dd098ea..cb5783d 100644 --- a/drivers/net/ethernet/freescale/fec.c +++ b/drivers/net/ethernet/freescale/fec.c @@ -345,6 +345,53 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_OK; } +/* Init RX & TX buffer descriptors + */ +static void fec_enet_bd_init(struct net_device *dev) +{ + struct fec_enet_private *fep = netdev_priv(dev); + struct bufdesc *bdp; + unsigned int i; + + /* Initialize the receive buffer descriptors. */ + bdp = fep->rx_bd_base; + for (i = 0; i < RX_RING_SIZE; i++) { + + /* Initialize the BD for every fragment in the page. */ + if (bdp->cbd_bufaddr) + bdp->cbd_sc = BD_ENET_RX_EMPTY; + else + bdp->cbd_sc = 0; + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + } + + /* Set the last buffer to wrap */ + bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); + bdp->cbd_sc |= BD_SC_WRAP; + + fep->cur_rx = fep->rx_bd_base; + + /* ...and the same for transmit */ + bdp = fep->tx_bd_base; + fep->cur_tx = bdp; + for (i = 0; i < TX_RING_SIZE; i++) { + + /* Initialize the BD for every fragment in the page. */ + bdp->cbd_sc = 0; + if (bdp->cbd_bufaddr && fep->tx_skbuff[i]) { + dev_kfree_skb_any(fep->tx_skbuff[i]); + fep->tx_skbuff[i] = NULL; + } + bdp->cbd_bufaddr = 0; + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + } + + /* Set the last buffer to wrap */ + bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); + bdp->cbd_sc |= BD_SC_WRAP; + fep->dirty_tx = bdp; +} + /* This function is called to start or restart the FEC during a link * change. This only happens when switching between half and full * duplex. @@ -388,6 +435,8 @@ fec_restart(struct net_device *ndev, int duplex) /* Set maximum receive buffer size. */ writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE); + fec_enet_bd_init(ndev); + /* Set receive and transmit descriptor base. */ writel(fep->bd_dma, fep->hwp + FEC_R_DES_START); if (fep->bufdesc_ex) @@ -397,7 +446,6 @@ fec_restart(struct net_device *ndev, int duplex) writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE, fep->hwp + FEC_X_DES_START); - fep->cur_rx = fep->rx_bd_base; for (i = 0; i <= TX_RING_MOD_MASK; i++) { if (fep->tx_skbuff[i]) { @@ -1597,8 +1645,6 @@ static int fec_enet_init(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); struct bufdesc *cbd_base; - struct bufdesc *bdp; - unsigned int i; /* Allocate memory for buffer descriptors. */ cbd_base = dma_alloc_coherent(NULL, PAGE_SIZE, &fep->bd_dma, @@ -1608,6 +1654,7 @@ static int fec_enet_init(struct net_device *ndev) return -ENOMEM; } + memset(cbd_base, 0, PAGE_SIZE); spin_lock_init(&fep->hw_lock); fep->netdev = ndev; @@ -1631,35 +1678,6 @@ static int fec_enet_init(struct net_device *ndev) writel(FEC_RX_DISABLED_IMASK, fep->hwp + FEC_IMASK); netif_napi_add(ndev, &fep->napi, fec_enet_rx_napi, FEC_NAPI_WEIGHT); - /* Initialize the receive buffer descriptors. */ - bdp = fep->rx_bd_base; - for (i = 0; i < RX_RING_SIZE; i++) { - - /* Initialize the BD for every fragment in the page. */ - bdp->cbd_sc = 0; - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - } - - /* Set the last buffer to wrap */ - bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); - bdp->cbd_sc |= BD_SC_WRAP; - - /* ...and the same for transmit */ - bdp = fep->tx_bd_base; - fep->cur_tx = bdp; - for (i = 0; i < TX_RING_SIZE; i++) { - - /* Initialize the BD for every fragment in the page. */ - bdp->cbd_sc = 0; - bdp->cbd_bufaddr = 0; - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - } - - /* Set the last buffer to wrap */ - bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); - bdp->cbd_sc |= BD_SC_WRAP; - fep->dirty_tx = bdp; - fec_restart(ndev, 0); return 0; diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index ec800b0..d2bea3f 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -870,7 +870,7 @@ err_unlock: } static int e100_exec_cb(struct nic *nic, struct sk_buff *skb, - void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *)) + int (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *)) { struct cb *cb; unsigned long flags; @@ -888,10 +888,13 @@ static int e100_exec_cb(struct nic *nic, struct sk_buff *skb, nic->cbs_avail--; cb->skb = skb; + err = cb_prepare(nic, cb, skb); + if (err) + goto err_unlock; + if (unlikely(!nic->cbs_avail)) err = -ENOSPC; - cb_prepare(nic, cb, skb); /* Order is important otherwise we'll be in a race with h/w: * set S-bit in current first, then clear S-bit in previous. */ @@ -1091,7 +1094,7 @@ static void e100_get_defaults(struct nic *nic) nic->mii.mdio_write = mdio_write; } -static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb) +static int e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb) { struct config *config = &cb->u.config; u8 *c = (u8 *)config; @@ -1181,6 +1184,7 @@ static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb) netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n", c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]); + return 0; } /************************************************************************* @@ -1331,7 +1335,7 @@ static const struct firmware *e100_request_firmware(struct nic *nic) return fw; } -static void e100_setup_ucode(struct nic *nic, struct cb *cb, +static int e100_setup_ucode(struct nic *nic, struct cb *cb, struct sk_buff *skb) { const struct firmware *fw = (void *)skb; @@ -1358,6 +1362,7 @@ static void e100_setup_ucode(struct nic *nic, struct cb *cb, cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80); cb->command = cpu_to_le16(cb_ucode | cb_el); + return 0; } static inline int e100_load_ucode_wait(struct nic *nic) @@ -1400,18 +1405,20 @@ static inline int e100_load_ucode_wait(struct nic *nic) return err; } -static void e100_setup_iaaddr(struct nic *nic, struct cb *cb, +static int e100_setup_iaaddr(struct nic *nic, struct cb *cb, struct sk_buff *skb) { cb->command = cpu_to_le16(cb_iaaddr); memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN); + return 0; } -static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb) +static int e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb) { cb->command = cpu_to_le16(cb_dump); cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr + offsetof(struct mem, dump_buf)); + return 0; } static int e100_phy_check_without_mii(struct nic *nic) @@ -1581,7 +1588,7 @@ static int e100_hw_init(struct nic *nic) return 0; } -static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb) +static int e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb) { struct net_device *netdev = nic->netdev; struct netdev_hw_addr *ha; @@ -1596,6 +1603,7 @@ static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb) memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr, ETH_ALEN); } + return 0; } static void e100_set_multicast_list(struct net_device *netdev) @@ -1756,11 +1764,18 @@ static void e100_watchdog(unsigned long data) round_jiffies(jiffies + E100_WATCHDOG_PERIOD)); } -static void e100_xmit_prepare(struct nic *nic, struct cb *cb, +static int e100_xmit_prepare(struct nic *nic, struct cb *cb, struct sk_buff *skb) { + dma_addr_t dma_addr; cb->command = nic->tx_command; + dma_addr = pci_map_single(nic->pdev, + skb->data, skb->len, PCI_DMA_TODEVICE); + /* If we can't map the skb, have the upper layer try later */ + if (pci_dma_mapping_error(nic->pdev, dma_addr)) + return -ENOMEM; + /* * Use the last 4 bytes of the SKB payload packet as the CRC, used for * testing, ie sending frames with bad CRC. @@ -1777,11 +1792,10 @@ static void e100_xmit_prepare(struct nic *nic, struct cb *cb, cb->u.tcb.tcb_byte_count = 0; cb->u.tcb.threshold = nic->tx_threshold; cb->u.tcb.tbd_count = 1; - cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev, - skb->data, skb->len, PCI_DMA_TODEVICE)); - /* check for mapping failure? */ + cb->u.tcb.tbd.buf_addr = cpu_to_le32(dma_addr); cb->u.tcb.tbd.size = cpu_to_le16(skb->len); skb_tx_timestamp(skb); + return 0; } static netdev_tx_t e100_xmit_frame(struct sk_buff *skb, diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index 43462d5..ffd2871 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -1053,6 +1053,10 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) txdr->buffer_info[i].dma = dma_map_single(&pdev->dev, skb->data, skb->len, DMA_TO_DEVICE); + if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) { + ret_val = 4; + goto err_nomem; + } tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma); tx_desc->lower.data = cpu_to_le32(skb->len); tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | @@ -1069,7 +1073,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_buffer), GFP_KERNEL); if (!rxdr->buffer_info) { - ret_val = 4; + ret_val = 5; goto err_nomem; } @@ -1077,7 +1081,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->desc = dma_alloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma, GFP_KERNEL); if (!rxdr->desc) { - ret_val = 5; + ret_val = 6; goto err_nomem; } memset(rxdr->desc, 0, rxdr->size); @@ -1101,7 +1105,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL); if (!skb) { - ret_val = 6; + ret_val = 7; goto err_nomem; } skb_reserve(skb, NET_IP_ALIGN); @@ -1110,6 +1114,10 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->buffer_info[i].dma = dma_map_single(&pdev->dev, skb->data, E1000_RXBUFFER_2048, DMA_FROM_DEVICE); + if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) { + ret_val = 8; + goto err_nomem; + } rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma); memset(skb->data, 0x00, skb->len); } diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 948b86ff..7e615e2 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -848,11 +848,16 @@ check_page: } } - if (!buffer_info->dma) + if (!buffer_info->dma) { buffer_info->dma = dma_map_page(&pdev->dev, buffer_info->page, 0, PAGE_SIZE, DMA_FROM_DEVICE); + if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { + adapter->alloc_rx_buff_failed++; + break; + } + } rx_desc = E1000_RX_DESC_EXT(*rx_ring, i); rx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma); diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index ea48083..b5f94ab 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -2159,6 +2159,10 @@ map_skb: skb->data, adapter->rx_buffer_len, DMA_FROM_DEVICE); + if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { + adapter->alloc_rx_buff_failed++; + break; + } rx_desc = IXGB_RX_DESC(*rx_ring, i); rx_desc->buff_addr = cpu_to_le64(buffer_info->dma); @@ -2168,7 +2172,8 @@ map_skb: rx_desc->status = 0; - if (++i == rx_ring->count) i = 0; + if (++i == rx_ring->count) + i = 0; buffer_info = &rx_ring->buffer_info[i]; } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index db5611a..79f4a26 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -7922,12 +7922,19 @@ static int __init ixgbe_init_module(void) ixgbe_dbg_init(); #endif /* CONFIG_DEBUG_FS */ + ret = pci_register_driver(&ixgbe_driver); + if (ret) { +#ifdef CONFIG_DEBUG_FS + ixgbe_dbg_exit(); +#endif /* CONFIG_DEBUG_FS */ + return ret; + } + #ifdef CONFIG_IXGBE_DCA dca_register_notify(&dca_notifier); #endif - ret = pci_register_driver(&ixgbe_driver); - return ret; + return 0; } module_init(ixgbe_init_module); diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index cd345b8..1e628ce 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -2771,16 +2771,17 @@ static int mvneta_probe(struct platform_device *pdev) netif_napi_add(dev, &pp->napi, mvneta_poll, pp->weight); + dev->features = NETIF_F_SG | NETIF_F_IP_CSUM; + dev->hw_features |= NETIF_F_SG | NETIF_F_IP_CSUM; + dev->vlan_features |= NETIF_F_SG | NETIF_F_IP_CSUM; + dev->priv_flags |= IFF_UNICAST_FLT; + err = register_netdev(dev); if (err < 0) { dev_err(&pdev->dev, "failed to register\n"); goto err_deinit; } - dev->features = NETIF_F_SG | NETIF_F_IP_CSUM; - dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM; - dev->priv_flags |= IFF_UNICAST_FLT; - netdev_info(dev, "mac: %pM\n", dev->dev_addr); platform_set_drvdata(pdev, pp->dev); diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index fc07ca3..6a0e671 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -1067,7 +1067,7 @@ static void sky2_ramset(struct sky2_hw *hw, u16 q, u32 start, u32 space) sky2_write32(hw, RB_ADDR(q, RB_RX_UTHP), tp); sky2_write32(hw, RB_ADDR(q, RB_RX_LTHP), space/2); - tp = space - 2048/8; + tp = space - 8192/8; sky2_write32(hw, RB_ADDR(q, RB_RX_UTPP), tp); sky2_write32(hw, RB_ADDR(q, RB_RX_LTPP), space/4); } else { diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h index 615ac63..ec6dcd8 100644 --- a/drivers/net/ethernet/marvell/sky2.h +++ b/drivers/net/ethernet/marvell/sky2.h @@ -2074,7 +2074,7 @@ enum { GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */ GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */ -#define GMAC_DEF_MSK GM_IS_TX_FF_UR +#define GMAC_DEF_MSK (GM_IS_TX_FF_UR | GM_IS_RX_FF_OR) }; /* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */ diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index f278b10..30d78f8 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -411,8 +411,8 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac) { - unsigned int i; - for (i = ETH_ALEN - 1; i; --i) { + int i; + for (i = ETH_ALEN - 1; i >= 0; --i) { dst_mac[i] = src_mac & 0xff; src_mac >>= 8; } diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index 33bcb63..8fb4812 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -528,7 +528,7 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) for (; rxfc != 0; rxfc--) { rxh = ks8851_rdreg32(ks, KS_RXFHSR); rxstat = rxh & 0xffff; - rxlen = rxh >> 16; + rxlen = (rxh >> 16) & 0xfff; netif_dbg(ks, rx_status, ks->netdev, "rx: stat 0x%04x, len 0x%04x\n", rxstat, rxlen); diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 28fb50a..4ecbe64 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -3818,6 +3818,30 @@ static void rtl_init_mdio_ops(struct rtl8169_private *tp) } } +static void rtl_speed_down(struct rtl8169_private *tp) +{ + u32 adv; + int lpa; + + rtl_writephy(tp, 0x1f, 0x0000); + lpa = rtl_readphy(tp, MII_LPA); + + if (lpa & (LPA_10HALF | LPA_10FULL)) + adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full; + else if (lpa & (LPA_100HALF | LPA_100FULL)) + adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | + ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; + else + adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | + ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | + (tp->mii.supports_gmii ? + ADVERTISED_1000baseT_Half | + ADVERTISED_1000baseT_Full : 0); + + rtl8169_set_speed(tp->dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL, + adv); +} + static void rtl_wol_suspend_quirk(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; @@ -3848,9 +3872,7 @@ static bool rtl_wol_pll_power_down(struct rtl8169_private *tp) if (!(__rtl8169_get_wol(tp) & WAKE_ANY)) return false; - rtl_writephy(tp, 0x1f, 0x0000); - rtl_writephy(tp, MII_BMCR, 0x0000); - + rtl_speed_down(tp); rtl_wol_suspend_quirk(tp); return true; diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index bf5e3cf..6ed333f 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -1216,10 +1216,7 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) if (felic_stat & ECSR_LCHNG) { /* Link Changed */ if (mdp->cd->no_psr || mdp->no_ether_link) { - if (mdp->link == PHY_DOWN) - link_stat = 0; - else - link_stat = PHY_ST_LINK; + goto ignore_link; } else { link_stat = (sh_eth_read(ndev, PSR)); if (mdp->ether_link_active_low) @@ -1242,6 +1239,7 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) } } +ignore_link: if (intr_status & EESR_TWB) { /* Write buck end. unused write back interrupt */ if (intr_status & EESR_TABT) /* Transmit Abort int */ @@ -1326,12 +1324,18 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev) struct sh_eth_private *mdp = netdev_priv(ndev); struct sh_eth_cpu_data *cd = mdp->cd; irqreturn_t ret = IRQ_NONE; - u32 intr_status = 0; + unsigned long intr_status; spin_lock(&mdp->lock); - /* Get interrpt stat */ + /* Get interrupt status */ intr_status = sh_eth_read(ndev, EESR); + /* Mask it with the interrupt mask, forcing ECI interrupt to be always + * enabled since it's the one that comes thru regardless of the mask, + * and we need to fully handle it in sh_eth_error() in order to quench + * it as it doesn't get cleared by just writing 1 to the ECI bit... + */ + intr_status &= sh_eth_read(ndev, EESIPR) | DMAC_M_ECI; /* Clear interrupt */ if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF | EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF | @@ -1373,7 +1377,7 @@ static void sh_eth_adjust_link(struct net_device *ndev) struct phy_device *phydev = mdp->phydev; int new_state = 0; - if (phydev->link != PHY_DOWN) { + if (phydev->link) { if (phydev->duplex != mdp->duplex) { new_state = 1; mdp->duplex = phydev->duplex; @@ -1387,17 +1391,21 @@ static void sh_eth_adjust_link(struct net_device *ndev) if (mdp->cd->set_rate) mdp->cd->set_rate(ndev); } - if (mdp->link == PHY_DOWN) { + if (!mdp->link) { sh_eth_write(ndev, (sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR); new_state = 1; mdp->link = phydev->link; + if (mdp->cd->no_psr || mdp->no_ether_link) + sh_eth_rcv_snd_enable(ndev); } } else if (mdp->link) { new_state = 1; - mdp->link = PHY_DOWN; + mdp->link = 0; mdp->speed = 0; mdp->duplex = -1; + if (mdp->cd->no_psr || mdp->no_ether_link) + sh_eth_rcv_snd_disable(ndev); } if (new_state && netif_msg_link(mdp)) @@ -1414,7 +1422,7 @@ static int sh_eth_phy_init(struct net_device *ndev) snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, mdp->mii_bus->id , mdp->phy_id); - mdp->link = PHY_DOWN; + mdp->link = 0; mdp->speed = 0; mdp->duplex = -1; diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h index e665567..828be45 100644 --- a/drivers/net/ethernet/renesas/sh_eth.h +++ b/drivers/net/ethernet/renesas/sh_eth.h @@ -723,7 +723,7 @@ struct sh_eth_private { u32 phy_id; /* PHY ID */ struct mii_bus *mii_bus; /* MDIO bus control */ struct phy_device *phydev; /* PHY device control */ - enum phy_state link; + int link; phy_interface_t phy_interface; int msg_enable; int speed; diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index df32a09..80cad06 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -436,7 +436,7 @@ void cpsw_tx_handler(void *token, int len, int status) * queue is stopped then start the queue as we have free desc for tx */ if (unlikely(netif_queue_stopped(ndev))) - netif_start_queue(ndev); + netif_wake_queue(ndev); cpts_tx_timestamp(priv->cpts, skb); priv->stats.tx_packets++; priv->stats.tx_bytes += len; diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index ae1b77a..72300bc 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1053,7 +1053,7 @@ static void emac_tx_handler(void *token, int len, int status) * queue is stopped then start the queue as we have free desc for tx */ if (unlikely(netif_queue_stopped(ndev))) - netif_start_queue(ndev); + netif_wake_queue(ndev); ndev->stats.tx_packets++; ndev->stats.tx_bytes += len; dev_kfree_skb_any(skb); |
