PCI: Change all drivers to use pci_device->revision

[pandora-kernel.git] / drivers / net / e1000 / e1000_main.c

diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 3a03a74..f48b659 100644 (file)
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -158,9 +158,7 @@ static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
 static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
 static int e1000_set_mac(struct net_device *netdev, void *p);
 static irqreturn_t e1000_intr(int irq, void *data);
-#ifdef CONFIG_PCI_MSI
 static irqreturn_t e1000_intr_msi(int irq, void *data);
-#endif
 static boolean_t e1000_clean_tx_irq(struct e1000_adapter *adapter,
                                     struct e1000_tx_ring *tx_ring);
 #ifdef CONFIG_E1000_NAPI
@@ -300,31 +298,26 @@ module_exit(e1000_exit_module);
 static int e1000_request_irq(struct e1000_adapter *adapter)
 {
        struct net_device *netdev = adapter->netdev;
-       int flags, err = 0;
+       void (*handler) = &e1000_intr;
+       int irq_flags = IRQF_SHARED;
+       int err;
 
-       flags = IRQF_SHARED;
-#ifdef CONFIG_PCI_MSI
        if (adapter->hw.mac_type >= e1000_82571) {
-               adapter->have_msi = TRUE;
-               if ((err = pci_enable_msi(adapter->pdev))) {
-                       DPRINTK(PROBE, ERR,
-                        "Unable to allocate MSI interrupt Error: %d\n", err);
-                       adapter->have_msi = FALSE;
+               adapter->have_msi = !pci_enable_msi(adapter->pdev);
+               if (adapter->have_msi) {
+                       handler = &e1000_intr_msi;
+                       irq_flags = 0;
                }
        }
-       if (adapter->have_msi) {
-               flags &= ~IRQF_SHARED;
-               err = request_irq(adapter->pdev->irq, &e1000_intr_msi, flags,
-                                 netdev->name, netdev);
-               if (err)
-                       DPRINTK(PROBE, ERR,
-                              "Unable to allocate interrupt Error: %d\n", err);
-       } else
-#endif
-       if ((err = request_irq(adapter->pdev->irq, &e1000_intr, flags,
-                              netdev->name, netdev)))
+
+       err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,
+                         netdev);
+       if (err) {
+               if (adapter->have_msi)
+                       pci_disable_msi(adapter->pdev);
                DPRINTK(PROBE, ERR,
                        "Unable to allocate interrupt Error: %d\n", err);
+       }
 
        return err;
 }
@@ -335,10 +328,8 @@ static void e1000_free_irq(struct e1000_adapter *adapter)
 
        free_irq(adapter->pdev->irq, netdev);
 
-#ifdef CONFIG_PCI_MSI
        if (adapter->have_msi)
                pci_disable_msi(adapter->pdev);
-#endif
 }
 
 /**
@@ -1151,13 +1142,16 @@ e1000_probe(struct pci_dev *pdev,
            !e1000_check_mng_mode(&adapter->hw))
                e1000_get_hw_control(adapter);
 
-       strcpy(netdev->name, "eth%d");
-       if ((err = register_netdev(netdev)))
-               goto err_register;
-
        /* tell the stack to leave us alone until e1000_open() is called */
        netif_carrier_off(netdev);
        netif_stop_queue(netdev);
+#ifdef CONFIG_E1000_NAPI
+       netif_poll_disable(netdev);
+#endif
+
+       strcpy(netdev->name, "eth%d");
+       if ((err = register_netdev(netdev)))
+               goto err_register;
 
        DPRINTK(PROBE, INFO, "Intel(R) PRO/1000 Network Connection\n");
 
@@ -1214,7 +1208,7 @@ e1000_remove(struct pci_dev *pdev)
        int i;
 #endif
 
-       flush_scheduled_work();
+       cancel_work_sync(&adapter->reset_task);
 
        e1000_release_manageability(adapter);
 
@@ -1272,8 +1266,7 @@ e1000_sw_init(struct e1000_adapter *adapter)
        hw->device_id = pdev->device;
        hw->subsystem_vendor_id = pdev->subsystem_vendor;
        hw->subsystem_id = pdev->subsystem_device;
-
-       pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
+       hw->revision_id = pdev->revision;
 
        pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word);
 
@@ -1334,7 +1327,10 @@ e1000_sw_init(struct e1000_adapter *adapter)
        spin_lock_init(&adapter->tx_queue_lock);
 #endif
 
-       atomic_set(&adapter->irq_sem, 1);
+       /* Explicitly disable IRQ since the NIC can be in any state. */
+       atomic_set(&adapter->irq_sem, 0);
+       e1000_irq_disable(adapter);
+
        spin_lock_init(&adapter->stats_lock);
 
        set_bit(__E1000_DOWN, &adapter->flags);
@@ -3744,7 +3740,6 @@ e1000_update_stats(struct e1000_adapter *adapter)
 
        spin_unlock_irqrestore(&adapter->stats_lock, flags);
 }
-#ifdef CONFIG_PCI_MSI
 
 /**
  * e1000_intr_msi - Interrupt Handler
@@ -3810,7 +3805,6 @@ e1000_intr_msi(int irq, void *data)
 
        return IRQ_HANDLED;
 }
-#endif
 
 /**
  * e1000_intr - Interrupt Handler