igb: remove 82576 quad adapter
[linux-2.6.git] / drivers / net / igb / igb_main.c
index 1b7cb29..634c4c9 100644 (file)
@@ -61,7 +61,6 @@ static struct pci_device_id igb_pci_tbl[] = {
        { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576), board_82575 },
        { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_FIBER), board_82575 },
        { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES), board_82575 },
-       { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER), board_82575 },
        { PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_COPPER), board_82575 },
        { PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_FIBER_SERDES), board_82575 },
        { PCI_VDEVICE(INTEL, E1000_DEV_ID_82575GB_QUAD_COPPER), board_82575 },
@@ -311,7 +310,7 @@ static void igb_assign_vector(struct igb_adapter *adapter, int rx_queue,
                array_wr32(E1000_MSIXBM(0), msix_vector, msixbm);
                break;
        case e1000_82576:
-               /* Kawela uses a table-based method for assigning vectors.
+               /* The 82576 uses a table-based method for assigning vectors.
                   Each queue has a single entry in the table to which we write
                   a vector number along with a "valid" bit.  Sadly, the layout
                   of the table is somewhat counterintuitive. */
@@ -385,7 +384,7 @@ static void igb_configure_msix(struct igb_adapter *adapter)
 
        for (i = 0; i < adapter->num_rx_queues; i++) {
                struct igb_ring *rx_ring = &adapter->rx_ring[i];
-               rx_ring->buddy = 0;
+               rx_ring->buddy = NULL;
                igb_assign_vector(adapter, i, IGB_N0_QUEUE, vector++);
                adapter->eims_enable_mask |= rx_ring->eims_value;
                if (rx_ring->itr_val)
@@ -521,7 +520,7 @@ static void igb_set_interrupt_capability(struct igb_adapter *adapter)
                              adapter->msix_entries,
                              numvecs);
        if (err == 0)
-               return;
+               goto out;
 
        igb_reset_interrupt_capability(adapter);
 
@@ -531,7 +530,7 @@ msi_only:
        adapter->num_tx_queues = 1;
        if (!pci_enable_msi(adapter->pdev))
                adapter->flags |= IGB_FLAG_HAS_MSI;
-
+out:
        /* Notify the stack of the (possibly) reduced Tx Queue count. */
        adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
        return;
@@ -720,28 +719,6 @@ static void igb_get_hw_control(struct igb_adapter *adapter)
                        ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
 }
 
-static void igb_init_manageability(struct igb_adapter *adapter)
-{
-       struct e1000_hw *hw = &adapter->hw;
-
-       if (adapter->en_mng_pt) {
-               u32 manc2h = rd32(E1000_MANC2H);
-               u32 manc = rd32(E1000_MANC);
-
-               /* enable receiving management packets to the host */
-               /* this will probably generate destination unreachable messages
-                * from the host OS, but the packets will be handled on SMBUS */
-               manc |= E1000_MANC_EN_MNG2HOST;
-#define E1000_MNG2HOST_PORT_623 (1 << 5)
-#define E1000_MNG2HOST_PORT_664 (1 << 6)
-               manc2h |= E1000_MNG2HOST_PORT_623;
-               manc2h |= E1000_MNG2HOST_PORT_664;
-               wr32(E1000_MANC2H, manc2h);
-
-               wr32(E1000_MANC, manc);
-       }
-}
-
 /**
  * igb_configure - configure the hardware for RX and TX
  * @adapter: private board structure
@@ -755,7 +732,6 @@ static void igb_configure(struct igb_adapter *adapter)
        igb_set_multi(netdev);
 
        igb_restore_vlan(adapter);
-       igb_init_manageability(adapter);
 
        igb_configure_tx(adapter);
        igb_setup_rctl(adapter);
@@ -1240,16 +1216,6 @@ static int __devinit igb_probe(struct pci_dev *pdev,
                if (rd32(E1000_STATUS) & E1000_STATUS_FUNC_1)
                        adapter->eeprom_wol = 0;
                break;
-       case E1000_DEV_ID_82576_QUAD_COPPER:
-               /* if quad port adapter, disable WoL on all but port A */
-               if (global_quad_port_a != 0)
-                       adapter->eeprom_wol = 0;
-               else
-                       adapter->flags |= IGB_FLAG_QUAD_PORT_A;
-               /* Reset for multiple quad port adapters */
-               if (++global_quad_port_a == 4)
-                       global_quad_port_a = 0;
-               break;
        }
 
        /* initialize the wol settings based on the eeprom settings */
@@ -1372,7 +1338,8 @@ static void __devexit igb_remove(struct pci_dev *pdev)
 
        unregister_netdev(netdev);
 
-       if (!igb_check_reset_block(&adapter->hw))
+       if (adapter->hw.phy.ops.reset_phy &&
+           !igb_check_reset_block(&adapter->hw))
                adapter->hw.phy.ops.reset_phy(&adapter->hw);
 
        igb_remove_device(&adapter->hw);
@@ -2312,7 +2279,9 @@ static void igb_watchdog_task(struct work_struct *work)
        struct igb_ring *tx_ring = adapter->tx_ring;
        struct e1000_mac_info *mac = &adapter->hw.mac;
        u32 link;
+       u32 eics = 0;
        s32 ret_val;
+       int i;
 
        if ((netif_carrier_ok(netdev)) &&
            (rd32(E1000_STATUS) & E1000_STATUS_LU))
@@ -2414,7 +2383,13 @@ link_up:
        }
 
        /* Cause software interrupt to ensure rx ring is cleaned */
-       wr32(E1000_ICS, E1000_ICS_RXDMT0);
+       if (adapter->msix_entries) {
+               for (i = 0; i < adapter->num_rx_queues; i++)
+                       eics |= adapter->rx_ring[i].eims_value;
+               wr32(E1000_EICS, eics);
+       } else {
+               wr32(E1000_ICS, E1000_ICS_RXDMT0);
+       }
 
        /* Force detection of hung controller every watchdog period */
        tx_ring->detect_tx_hung = true;
@@ -4523,8 +4498,6 @@ static void igb_io_resume(struct pci_dev *pdev)
        struct net_device *netdev = pci_get_drvdata(pdev);
        struct igb_adapter *adapter = netdev_priv(netdev);
 
-       igb_init_manageability(adapter);
-
        if (netif_running(netdev)) {
                if (igb_up(adapter)) {
                        dev_err(&pdev->dev, "igb_up failed after reset\n");