]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/net/e1000e/netdev.c
Merge branch 'linus' into x86/cleanups
[linux-2.6-omap-h63xx.git] / drivers / net / e1000e / netdev.c
index 122539a0e1feb112f2e4f575f347d78349bb8536..91817d0afcaf15a14db138a611160de81cd4fdf3 100644 (file)
@@ -102,9 +102,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter,
                vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
                                         le16_to_cpu(vlan));
        else
-               netif_receive_skb(skb);
-
-       netdev->last_rx = jiffies;
+               napi_gro_receive(&adapter->napi, skb);
 }
 
 /**
@@ -1181,12 +1179,12 @@ static irqreturn_t e1000_intr_msi(int irq, void *data)
                        mod_timer(&adapter->watchdog_timer, jiffies + 1);
        }
 
-       if (netif_rx_schedule_prep(netdev, &adapter->napi)) {
+       if (netif_rx_schedule_prep(&adapter->napi)) {
                adapter->total_tx_bytes = 0;
                adapter->total_tx_packets = 0;
                adapter->total_rx_bytes = 0;
                adapter->total_rx_packets = 0;
-               __netif_rx_schedule(netdev, &adapter->napi);
+               __netif_rx_schedule(&adapter->napi);
        }
 
        return IRQ_HANDLED;
@@ -1248,12 +1246,12 @@ static irqreturn_t e1000_intr(int irq, void *data)
                        mod_timer(&adapter->watchdog_timer, jiffies + 1);
        }
 
-       if (netif_rx_schedule_prep(netdev, &adapter->napi)) {
+       if (netif_rx_schedule_prep(&adapter->napi)) {
                adapter->total_tx_bytes = 0;
                adapter->total_tx_packets = 0;
                adapter->total_rx_bytes = 0;
                adapter->total_rx_packets = 0;
-               __netif_rx_schedule(netdev, &adapter->napi);
+               __netif_rx_schedule(&adapter->napi);
        }
 
        return IRQ_HANDLED;
@@ -1322,10 +1320,10 @@ static irqreturn_t e1000_intr_msix_rx(int irq, void *data)
                adapter->rx_ring->set_itr = 0;
        }
 
-       if (netif_rx_schedule_prep(netdev, &adapter->napi)) {
+       if (netif_rx_schedule_prep(&adapter->napi)) {
                adapter->total_rx_bytes = 0;
                adapter->total_rx_packets = 0;
-               __netif_rx_schedule(netdev, &adapter->napi);
+               __netif_rx_schedule(&adapter->napi);
        }
        return IRQ_HANDLED;
 }
@@ -1480,7 +1478,7 @@ static int e1000_request_msix(struct e1000_adapter *adapter)
        int err = 0, vector = 0;
 
        if (strlen(netdev->name) < (IFNAMSIZ - 5))
-               sprintf(adapter->rx_ring->name, "%s-rx0", netdev->name);
+               sprintf(adapter->rx_ring->name, "%s-rx-0", netdev->name);
        else
                memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
        err = request_irq(adapter->msix_entries[vector].vector,
@@ -1493,7 +1491,7 @@ static int e1000_request_msix(struct e1000_adapter *adapter)
        vector++;
 
        if (strlen(netdev->name) < (IFNAMSIZ - 5))
-               sprintf(adapter->tx_ring->name, "%s-tx0", netdev->name);
+               sprintf(adapter->tx_ring->name, "%s-tx-0", netdev->name);
        else
                memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
        err = request_irq(adapter->msix_entries[vector].vector,
@@ -2003,8 +2001,7 @@ static int e1000_clean(struct napi_struct *napi, int budget)
        struct net_device *poll_dev = adapter->netdev;
        int tx_cleaned = 0, work_done = 0;
 
-       /* Must NOT use netdev_priv macro here. */
-       adapter = poll_dev->priv;
+       adapter = netdev_priv(poll_dev);
 
        if (adapter->msix_entries &&
            !(adapter->rx_ring->ims_val & adapter->tx_ring->ims_val))
@@ -2031,7 +2028,7 @@ clean_rx:
        if (work_done < budget) {
                if (adapter->itr_setting & 3)
                        e1000_set_itr(adapter);
-               netif_rx_complete(poll_dev, napi);
+               netif_rx_complete(napi);
                if (adapter->msix_entries)
                        ew32(IMS, adapter->rx_ring->ims_val);
                else
@@ -2787,7 +2784,7 @@ void e1000e_reset(struct e1000_adapter *adapter)
        else
                fc->pause_time = E1000_FC_PAUSE_TIME;
        fc->send_xon = 1;
-       fc->type = fc->original_type;
+       fc->current_mode = fc->requested_mode;
 
        /* Allow time for pending master requests to run */
        mac->ops.reset_hw(hw);
@@ -3410,7 +3407,10 @@ static void e1000_print_link_info(struct e1000_adapter *adapter)
        struct e1000_hw *hw = &adapter->hw;
        u32 ctrl = er32(CTRL);
 
-       e_info("Link is Up %d Mbps %s, Flow Control: %s\n",
+       /* Link status message must follow this format for user tools */
+       printk(KERN_INFO "e1000e: %s NIC Link is Up %d Mbps %s, "
+              "Flow Control: %s\n",
+              adapter->netdev->name,
               adapter->link_speed,
               (adapter->link_duplex == FULL_DUPLEX) ?
                                "Full Duplex" : "Half Duplex",
@@ -3420,7 +3420,7 @@ static void e1000_print_link_info(struct e1000_adapter *adapter)
               ((ctrl & E1000_CTRL_TFCE) ? "TX" : "None" )));
 }
 
-static bool e1000_has_link(struct e1000_adapter *adapter)
+bool e1000_has_link(struct e1000_adapter *adapter)
 {
        struct e1000_hw *hw = &adapter->hw;
        bool link_active = 0;
@@ -3495,6 +3495,7 @@ static void e1000_watchdog_task(struct work_struct *work)
                                        struct e1000_adapter, watchdog_task);
        struct net_device *netdev = adapter->netdev;
        struct e1000_mac_info *mac = &adapter->hw.mac;
+       struct e1000_phy_info *phy = &adapter->hw.phy;
        struct e1000_ring *tx_ring = adapter->tx_ring;
        struct e1000_hw *hw = &adapter->hw;
        u32 link, tctl;
@@ -3601,6 +3602,13 @@ static void e1000_watchdog_task(struct work_struct *work)
                        tctl |= E1000_TCTL_EN;
                        ew32(TCTL, tctl);
 
+                        /*
+                        * Perform any post-link-up configuration before
+                        * reporting link up.
+                        */
+                       if (phy->ops.cfg_on_link_up)
+                               phy->ops.cfg_on_link_up(hw);
+
                        netif_carrier_on(netdev);
                        netif_tx_wake_all_queues(netdev);
 
@@ -3612,7 +3620,9 @@ static void e1000_watchdog_task(struct work_struct *work)
                if (netif_carrier_ok(netdev)) {
                        adapter->link_speed = 0;
                        adapter->link_duplex = 0;
-                       e_info("Link is Down\n");
+                       /* Link status message must follow this format */
+                       printk(KERN_INFO "e1000e: %s NIC Link is Down\n",
+                              adapter->netdev->name);
                        netif_carrier_off(netdev);
                        netif_tx_stop_all_queues(netdev);
                        if (!test_bit(__E1000_DOWN, &adapter->state))
@@ -4464,7 +4474,27 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
 
        pci_disable_device(pdev);
 
-       pci_set_power_state(pdev, pci_choose_state(pdev, state));
+       /*
+        * The pci-e switch on some quad port adapters will report a
+        * correctable error when the MAC transitions from D0 to D3.  To
+        * prevent this we need to mask off the correctable errors on the
+        * downstream port of the pci-e switch.
+        */
+       if (adapter->flags & FLAG_IS_QUAD_PORT) {
+               struct pci_dev *us_dev = pdev->bus->self;
+               int pos = pci_find_capability(us_dev, PCI_CAP_ID_EXP);
+               u16 devctl;
+
+               pci_read_config_word(us_dev, pos + PCI_EXP_DEVCTL, &devctl);
+               pci_write_config_word(us_dev, pos + PCI_EXP_DEVCTL,
+                                     (devctl & ~PCI_EXP_DEVCTL_CERE));
+
+               pci_set_power_state(pdev, pci_choose_state(pdev, state));
+
+               pci_write_config_word(us_dev, pos + PCI_EXP_DEVCTL, devctl);
+       } else {
+               pci_set_power_state(pdev, pci_choose_state(pdev, state));
+       }
 
        return 0;
 }
@@ -4669,14 +4699,12 @@ static void e1000_print_device_info(struct e1000_adapter *adapter)
        u32 pba_num;
 
        /* print bus type/speed/width info */
-       e_info("(PCI Express:2.5GB/s:%s) %02x:%02x:%02x:%02x:%02x:%02x\n",
+       e_info("(PCI Express:2.5GB/s:%s) %pM\n",
               /* bus width */
               ((hw->bus.width == e1000_bus_width_pcie_x4) ? "Width x4" :
                "Width x1"),
               /* MAC address */
-              netdev->dev_addr[0], netdev->dev_addr[1],
-              netdev->dev_addr[2], netdev->dev_addr[3],
-              netdev->dev_addr[4], netdev->dev_addr[5]);
+              netdev->dev_addr);
        e_info("Intel(R) PRO/%s Network Connection\n",
               (hw->phy.type == e1000_phy_ife) ? "10/100" : "1000");
        e1000e_read_pba_num(hw, &pba_num);
@@ -4694,20 +4722,40 @@ static void e1000_eeprom_checks(struct e1000_adapter *adapter)
                return;
 
        ret_val = e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &buf);
-       if (!(le16_to_cpu(buf) & (1 << 0))) {
+       if (!ret_val && (!(le16_to_cpu(buf) & (1 << 0)))) {
                /* Deep Smart Power Down (DSPD) */
                dev_warn(&adapter->pdev->dev,
                         "Warning: detected DSPD enabled in EEPROM\n");
        }
 
        ret_val = e1000_read_nvm(hw, NVM_INIT_3GIO_3, 1, &buf);
-       if (le16_to_cpu(buf) & (3 << 2)) {
+       if (!ret_val && (le16_to_cpu(buf) & (3 << 2))) {
                /* ASPM enable */
                dev_warn(&adapter->pdev->dev,
                         "Warning: detected ASPM enabled in EEPROM\n");
        }
 }
 
+static const struct net_device_ops e1000e_netdev_ops = {
+       .ndo_open               = e1000_open,
+       .ndo_stop               = e1000_close,
+       .ndo_start_xmit         = e1000_xmit_frame,
+       .ndo_get_stats          = e1000_get_stats,
+       .ndo_set_multicast_list = e1000_set_multi,
+       .ndo_set_mac_address    = e1000_set_mac,
+       .ndo_change_mtu         = e1000_change_mtu,
+       .ndo_do_ioctl           = e1000_ioctl,
+       .ndo_tx_timeout         = e1000_tx_timeout,
+       .ndo_validate_addr      = eth_validate_addr,
+
+       .ndo_vlan_rx_register   = e1000_vlan_rx_register,
+       .ndo_vlan_rx_add_vid    = e1000_vlan_rx_add_vid,
+       .ndo_vlan_rx_kill_vid   = e1000_vlan_rx_kill_vid,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+       .ndo_poll_controller    = e1000_netpoll,
+#endif
+};
+
 /**
  * e1000_probe - Device Initialization Routine
  * @pdev: PCI device information struct
@@ -4759,14 +4807,17 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
                }
        }
 
-       err = pci_request_selected_regions(pdev,
+       err = pci_request_selected_regions_exclusive(pdev,
                                          pci_select_bars(pdev, IORESOURCE_MEM),
                                          e1000e_driver_name);
        if (err)
                goto err_pci_reg;
 
        pci_set_master(pdev);
-       pci_save_state(pdev);
+       /* PCI config space info */
+       err = pci_save_state(pdev);
+       if (err)
+               goto err_alloc_etherdev;
 
        err = -ENOMEM;
        netdev = alloc_etherdev(sizeof(struct e1000_adapter));
@@ -4806,24 +4857,10 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
        }
 
        /* construct the net_device struct */
-       netdev->open                    = &e1000_open;
-       netdev->stop                    = &e1000_close;
-       netdev->hard_start_xmit         = &e1000_xmit_frame;
-       netdev->get_stats               = &e1000_get_stats;
-       netdev->set_multicast_list      = &e1000_set_multi;
-       netdev->set_mac_address         = &e1000_set_mac;
-       netdev->change_mtu              = &e1000_change_mtu;
-       netdev->do_ioctl                = &e1000_ioctl;
+       netdev->netdev_ops              = &e1000e_netdev_ops;
        e1000e_set_ethtool_ops(netdev);
-       netdev->tx_timeout              = &e1000_tx_timeout;
        netdev->watchdog_timeo          = 5 * HZ;
        netif_napi_add(netdev, &adapter->napi, e1000_clean, 64);
-       netdev->vlan_rx_register        = e1000_vlan_rx_register;
-       netdev->vlan_rx_add_vid         = e1000_vlan_rx_add_vid;
-       netdev->vlan_rx_kill_vid        = e1000_vlan_rx_kill_vid;
-#ifdef CONFIG_NET_POLL_CONTROLLER
-       netdev->poll_controller         = e1000_netpoll;
-#endif
        strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
 
        netdev->mem_start = mmio_start;
@@ -4924,10 +4961,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
        memcpy(netdev->perm_addr, adapter->hw.mac.addr, netdev->addr_len);
 
        if (!is_valid_ether_addr(netdev->perm_addr)) {
-               e_err("Invalid MAC Address: %02x:%02x:%02x:%02x:%02x:%02x\n",
-                     netdev->perm_addr[0], netdev->perm_addr[1],
-                     netdev->perm_addr[2], netdev->perm_addr[3],
-                     netdev->perm_addr[4], netdev->perm_addr[5]);
+               e_err("Invalid MAC Address: %pM\n", netdev->perm_addr);
                err = -EIO;
                goto err_eeprom;
        }
@@ -4948,8 +4982,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
        /* Initialize link parameters. User can change them with ethtool */
        adapter->hw.mac.autoneg = 1;
        adapter->fc_autoneg = 1;
-       adapter->hw.fc.original_type = e1000_fc_default;
-       adapter->hw.fc.type = e1000_fc_default;
+       adapter->hw.fc.requested_mode = e1000_fc_default;
+       adapter->hw.fc.current_mode = e1000_fc_default;
        adapter->hw.phy.autoneg_advertised = 0x2f;
 
        /* ring size defaults */
@@ -4990,6 +5024,9 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
        adapter->wol = adapter->eeprom_wol;
        device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
 
+       /* save off EEPROM version number */
+       e1000_read_nvm(&adapter->hw, 5, 1, &adapter->eeprom_vers);
+
        /* reset the hardware with the new settings */
        e1000e_reset(adapter);