diff options
author | David S. Miller <davem@davemloft.net> | 2008-12-29 05:19:47 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2008-12-29 05:19:47 +0100 |
commit | e3c6d4ee545e427b55882d97d3b663c6411645fe (patch) | |
tree | 294326663fb757739a98083c2ddd570d1eaf7337 /drivers/net/sungem.c | |
parent | sparc: move select of ARCH_SUPPORTS_MSI (diff) | |
parent | Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/p... (diff) | |
download | linux-e3c6d4ee545e427b55882d97d3b663c6411645fe.tar.xz linux-e3c6d4ee545e427b55882d97d3b663c6411645fe.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
arch/sparc64/kernel/idprom.c
Diffstat (limited to 'drivers/net/sungem.c')
-rw-r--r-- | drivers/net/sungem.c | 209 |
1 files changed, 119 insertions, 90 deletions
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c index 1349e419673c..8a7460412482 100644 --- a/drivers/net/sungem.c +++ b/drivers/net/sungem.c @@ -164,7 +164,7 @@ static u16 __phy_read(struct gem *gp, int phy_addr, int reg) static inline int _phy_read(struct net_device *dev, int mii_id, int reg) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); return __phy_read(gp, mii_id, reg); } @@ -197,7 +197,7 @@ static void __phy_write(struct gem *gp, int phy_addr, int reg, u16 val) static inline void _phy_write(struct net_device *dev, int mii_id, int reg, int val) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); __phy_write(gp, mii_id, reg, val & 0xffff); } @@ -863,7 +863,6 @@ static int gem_rx(struct gem *gp, int work_to_do) gp->net_stats.rx_packets++; gp->net_stats.rx_bytes += len; - gp->dev->last_rx = jiffies; next: entry = NEXT_RX(entry); @@ -922,7 +921,7 @@ static int gem_poll(struct napi_struct *napi, int budget) gp->status = readl(gp->regs + GREG_STAT); } while (gp->status & GREG_STAT_NAPI); - __netif_rx_complete(dev, napi); + __netif_rx_complete(napi); gem_enable_ints(gp); spin_unlock_irqrestore(&gp->lock, flags); @@ -933,7 +932,7 @@ static int gem_poll(struct napi_struct *napi, int budget) static irqreturn_t gem_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unsigned long flags; /* Swallow interrupts when shutting the chip down, though @@ -945,7 +944,7 @@ static irqreturn_t gem_interrupt(int irq, void *dev_id) spin_lock_irqsave(&gp->lock, flags); - if (netif_rx_schedule_prep(dev, &gp->napi)) { + if (netif_rx_schedule_prep(&gp->napi)) { u32 gem_status = readl(gp->regs + GREG_STAT); if (gem_status == 0) { @@ -955,7 +954,7 @@ static irqreturn_t gem_interrupt(int irq, void *dev_id) } gp->status = gem_status; gem_disable_ints(gp); - __netif_rx_schedule(dev, &gp->napi); + __netif_rx_schedule(&gp->napi); } spin_unlock_irqrestore(&gp->lock, flags); @@ -979,7 +978,7 @@ static void gem_poll_controller(struct net_device *dev) static void gem_tx_timeout(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); printk(KERN_ERR "%s: transmit timed out, resetting\n", dev->name); if (!gp->running) { @@ -1018,7 +1017,7 @@ static __inline__ int gem_intme(int entry) static int gem_start_xmit(struct sk_buff *skb, struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); int entry; u64 ctrl; unsigned long flags; @@ -1142,6 +1141,70 @@ static int gem_start_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_OK; } +static void gem_pcs_reset(struct gem *gp) +{ + int limit; + u32 val; + + /* Reset PCS unit. */ + val = readl(gp->regs + PCS_MIICTRL); + val |= PCS_MIICTRL_RST; + writel(val, gp->regs + PCS_MIICTRL); + + limit = 32; + while (readl(gp->regs + PCS_MIICTRL) & PCS_MIICTRL_RST) { + udelay(100); + if (limit-- <= 0) + break; + } + if (limit <= 0) + printk(KERN_WARNING "%s: PCS reset bit would not clear.\n", + gp->dev->name); +} + +static void gem_pcs_reinit_adv(struct gem *gp) +{ + u32 val; + + /* Make sure PCS is disabled while changing advertisement + * configuration. + */ + val = readl(gp->regs + PCS_CFG); + val &= ~(PCS_CFG_ENABLE | PCS_CFG_TO); + writel(val, gp->regs + PCS_CFG); + + /* Advertise all capabilities except assymetric + * pause. + */ + val = readl(gp->regs + PCS_MIIADV); + val |= (PCS_MIIADV_FD | PCS_MIIADV_HD | + PCS_MIIADV_SP | PCS_MIIADV_AP); + writel(val, gp->regs + PCS_MIIADV); + + /* Enable and restart auto-negotiation, disable wrapback/loopback, + * and re-enable PCS. + */ + val = readl(gp->regs + PCS_MIICTRL); + val |= (PCS_MIICTRL_RAN | PCS_MIICTRL_ANE); + val &= ~PCS_MIICTRL_WB; + writel(val, gp->regs + PCS_MIICTRL); + + val = readl(gp->regs + PCS_CFG); + val |= PCS_CFG_ENABLE; + writel(val, gp->regs + PCS_CFG); + + /* Make sure serialink loopback is off. The meaning + * of this bit is logically inverted based upon whether + * you are in Serialink or SERDES mode. + */ + val = readl(gp->regs + PCS_SCTRL); + if (gp->phy_type == phy_serialink) + val &= ~PCS_SCTRL_LOOP; + else + val |= PCS_SCTRL_LOOP; + writel(val, gp->regs + PCS_SCTRL); +} + #define STOP_TRIES 32 /* Must be invoked under gp->lock and gp->tx_lock. */ @@ -1168,6 +1231,9 @@ static void gem_reset(struct gem *gp) if (limit <= 0) printk(KERN_ERR "%s: SW reset is ghetto.\n", gp->dev->name); + + if (gp->phy_type == phy_serialink || gp->phy_type == phy_serdes) + gem_pcs_reinit_adv(gp); } /* Must be invoked under gp->lock and gp->tx_lock. */ @@ -1324,7 +1390,7 @@ static int gem_set_link_modes(struct gem *gp) gp->phy_type == phy_serdes) { u32 pcs_lpa = readl(gp->regs + PCS_MIILP); - if (pcs_lpa & PCS_MIIADV_FD) + if ((pcs_lpa & PCS_MIIADV_FD) || gp->phy_type == phy_serdes) full_duplex = 1; speed = SPEED_1000; } @@ -1488,6 +1554,9 @@ static void gem_link_timer(unsigned long data) val = readl(gp->regs + PCS_MIISTAT); if ((val & PCS_MIISTAT_LS) != 0) { + if (gp->lstate == link_up) + goto restart; + gp->lstate = link_up; netif_carrier_on(gp->dev); (void)gem_set_link_modes(gp); @@ -1708,61 +1777,8 @@ static void gem_init_phy(struct gem *gp) if (gp->phy_mii.def && gp->phy_mii.def->ops->init) gp->phy_mii.def->ops->init(&gp->phy_mii); } else { - u32 val; - int limit; - - /* Reset PCS unit. */ - val = readl(gp->regs + PCS_MIICTRL); - val |= PCS_MIICTRL_RST; - writel(val, gp->regs + PCS_MIICTRL); - - limit = 32; - while (readl(gp->regs + PCS_MIICTRL) & PCS_MIICTRL_RST) { - udelay(100); - if (limit-- <= 0) - break; - } - if (limit <= 0) - printk(KERN_WARNING "%s: PCS reset bit would not clear.\n", - gp->dev->name); - - /* Make sure PCS is disabled while changing advertisement - * configuration. - */ - val = readl(gp->regs + PCS_CFG); - val &= ~(PCS_CFG_ENABLE | PCS_CFG_TO); - writel(val, gp->regs + PCS_CFG); - - /* Advertise all capabilities except assymetric - * pause. - */ - val = readl(gp->regs + PCS_MIIADV); - val |= (PCS_MIIADV_FD | PCS_MIIADV_HD | - PCS_MIIADV_SP | PCS_MIIADV_AP); - writel(val, gp->regs + PCS_MIIADV); - - /* Enable and restart auto-negotiation, disable wrapback/loopback, - * and re-enable PCS. - */ - val = readl(gp->regs + PCS_MIICTRL); - val |= (PCS_MIICTRL_RAN | PCS_MIICTRL_ANE); - val &= ~PCS_MIICTRL_WB; - writel(val, gp->regs + PCS_MIICTRL); - - val = readl(gp->regs + PCS_CFG); - val |= PCS_CFG_ENABLE; - writel(val, gp->regs + PCS_CFG); - - /* Make sure serialink loopback is off. The meaning - * of this bit is logically inverted based upon whether - * you are in Serialink or SERDES mode. - */ - val = readl(gp->regs + PCS_SCTRL); - if (gp->phy_type == phy_serialink) - val &= ~PCS_SCTRL_LOOP; - else - val |= PCS_SCTRL_LOOP; - writel(val, gp->regs + PCS_SCTRL); + gem_pcs_reset(gp); + gem_pcs_reinit_adv(gp); } /* Default aneg parameters */ @@ -2191,7 +2207,7 @@ static void gem_stop_phy(struct gem *gp, int wol) static int gem_do_start(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unsigned long flags; spin_lock_irqsave(&gp->lock, flags); @@ -2238,7 +2254,7 @@ static int gem_do_start(struct net_device *dev) static void gem_do_stop(struct net_device *dev, int wol) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unsigned long flags; spin_lock_irqsave(&gp->lock, flags); @@ -2313,7 +2329,7 @@ static void gem_reset_task(struct work_struct *work) static int gem_open(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); int rc = 0; mutex_lock(&gp->pm_mutex); @@ -2332,7 +2348,7 @@ static int gem_open(struct net_device *dev) static int gem_close(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); mutex_lock(&gp->pm_mutex); @@ -2351,7 +2367,7 @@ static int gem_close(struct net_device *dev) static int gem_suspend(struct pci_dev *pdev, pm_message_t state) { struct net_device *dev = pci_get_drvdata(pdev); - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unsigned long flags; mutex_lock(&gp->pm_mutex); @@ -2415,7 +2431,7 @@ static int gem_suspend(struct pci_dev *pdev, pm_message_t state) static int gem_resume(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unsigned long flags; printk(KERN_INFO "%s: resuming\n", dev->name); @@ -2489,7 +2505,7 @@ static int gem_resume(struct pci_dev *pdev) static struct net_device_stats *gem_get_stats(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); struct net_device_stats *stats = &gp->net_stats; spin_lock_irq(&gp->lock); @@ -2525,7 +2541,7 @@ static struct net_device_stats *gem_get_stats(struct net_device *dev) static int gem_set_mac_address(struct net_device *dev, void *addr) { struct sockaddr *macaddr = (struct sockaddr *) addr; - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unsigned char *e = &dev->dev_addr[0]; if (!is_valid_ether_addr(macaddr->sa_data)) @@ -2553,7 +2569,7 @@ static int gem_set_mac_address(struct net_device *dev, void *addr) static void gem_set_multicast(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); u32 rxcfg, rxcfg_new; int limit = 10000; @@ -2602,7 +2618,7 @@ static void gem_set_multicast(struct net_device *dev) static int gem_change_mtu(struct net_device *dev, int new_mtu) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); if (new_mtu < GEM_MIN_MTU || new_mtu > GEM_MAX_MTU) return -EINVAL; @@ -2633,7 +2649,7 @@ static int gem_change_mtu(struct net_device *dev, int new_mtu) static void gem_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); strcpy(info->driver, DRV_NAME); strcpy(info->version, DRV_VERSION); @@ -2642,7 +2658,7 @@ static void gem_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info static int gem_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); if (gp->phy_type == phy_mii_mdio0 || gp->phy_type == phy_mii_mdio1) { @@ -2680,6 +2696,21 @@ static int gem_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) cmd->speed = 0; cmd->duplex = cmd->port = cmd->phy_address = cmd->transceiver = cmd->autoneg = 0; + + /* serdes means usually a Fibre connector, with most fixed */ + if (gp->phy_type == phy_serdes) { + cmd->port = PORT_FIBRE; + cmd->supported = (SUPPORTED_1000baseT_Half | + SUPPORTED_1000baseT_Full | + SUPPORTED_FIBRE | SUPPORTED_Autoneg | + SUPPORTED_Pause | SUPPORTED_Asym_Pause); + cmd->advertising = cmd->supported; + cmd->transceiver = XCVR_INTERNAL; + if (gp->lstate == link_up) + cmd->speed = SPEED_1000; + cmd->duplex = DUPLEX_FULL; + cmd->autoneg = 1; + } } cmd->maxtxpkt = cmd->maxrxpkt = 0; @@ -2688,7 +2719,7 @@ static int gem_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int gem_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); /* Verify the settings we care about. */ if (cmd->autoneg != AUTONEG_ENABLE && @@ -2719,7 +2750,7 @@ static int gem_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int gem_nway_reset(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); if (!gp->want_autoneg) return -EINVAL; @@ -2736,13 +2767,13 @@ static int gem_nway_reset(struct net_device *dev) static u32 gem_get_msglevel(struct net_device *dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); return gp->msg_enable; } static void gem_set_msglevel(struct net_device *dev, u32 value) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); gp->msg_enable = value; } @@ -2754,7 +2785,7 @@ static void gem_set_msglevel(struct net_device *dev, u32 value) static void gem_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); /* Add more when I understand how to program the chip */ if (gp->has_wol) { @@ -2768,7 +2799,7 @@ static void gem_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) static int gem_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); if (!gp->has_wol) return -EOPNOTSUPP; @@ -2790,7 +2821,7 @@ static const struct ethtool_ops gem_ethtool_ops = { static int gem_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); struct mii_ioctl_data *data = if_mii(ifr); int rc = -EOPNOTSUPP; unsigned long flags; @@ -2922,7 +2953,7 @@ static void gem_remove_one(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); if (dev) { - struct gem *gp = dev->priv; + struct gem *gp = netdev_priv(dev); unregister_netdev(dev); @@ -2966,7 +2997,6 @@ static int __devinit gem_init_one(struct pci_dev *pdev, struct net_device *dev; struct gem *gp; int err, pci_using_dac; - DECLARE_MAC_BUF(mac); if (gem_version_printed++ == 0) printk(KERN_INFO "%s", version); @@ -3026,7 +3056,7 @@ static int __devinit gem_init_one(struct pci_dev *pdev, } SET_NETDEV_DEV(dev, &pdev->dev); - gp = dev->priv; + gp = netdev_priv(dev); err = pci_request_regions(pdev, DRV_NAME); if (err) { @@ -3150,9 +3180,8 @@ static int __devinit gem_init_one(struct pci_dev *pdev, goto err_out_free_consistent; } - printk(KERN_INFO "%s: Sun GEM (PCI) 10/100/1000BaseT Ethernet " - "%s\n", - dev->name, print_mac(mac, dev->dev_addr)); + printk(KERN_INFO "%s: Sun GEM (PCI) 10/100/1000BaseT Ethernet %pM\n", + dev->name, dev->dev_addr); if (gp->phy_type == phy_mii_mdio0 || gp->phy_type == phy_mii_mdio1) |