Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[karo-tx-linux.git] / drivers / net / ixgbe / ixgbe_main.c

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 813c5bc1a8fa057ff4ec3c414f4c66975ce6e388..0d9a3ac043a6a8d534126b3e549e3b8ff16e2e54 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -2723,17 +2723,21 @@ static inline bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter)
  **/
 static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
 {
-       /* Start with base case */
-       adapter->num_rx_queues = 1;
-       adapter->num_tx_queues = 1;
-
 #ifdef CONFIG_IXGBE_DCB
        if (ixgbe_set_dcb_queues(adapter))
-               return;
+               goto done;
 
 #endif
        if (ixgbe_set_rss_queues(adapter))
-               return;
+               goto done;
+
+       /* fallback to base case */
+       adapter->num_rx_queues = 1;
+       adapter->num_tx_queues = 1;
+
+done:
+       /* Notify the stack of the (possibly) reduced Tx Queue count. */
+       adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
 }
 
 static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
@@ -2992,9 +2996,6 @@ try_msi:
        }
 
 out:
-       /* Notify the stack of the (possibly) reduced Tx Queue count. */
-       adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
-
        return err;
 }
 
@@ -3611,9 +3612,9 @@ static int ixgbe_resume(struct pci_dev *pdev)
 
        return 0;
 }
-
 #endif /* CONFIG_PM */
-static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
+
+static int __ixgbe_shutdown(struct pci_dev *pdev, bool *enable_wake)
 {
        struct net_device *netdev = pci_get_drvdata(pdev);
        struct ixgbe_adapter *adapter = netdev_priv(netdev);
@@ -3672,18 +3673,46 @@ static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
                pci_enable_wake(pdev, PCI_D3cold, 0);
        }
 
+       *enable_wake = !!wufc;
+
        ixgbe_release_hw_control(adapter);
 
        pci_disable_device(pdev);
 
-       pci_set_power_state(pdev, pci_choose_state(pdev, state));
+       return 0;
+}
+
+#ifdef CONFIG_PM
+static int ixgbe_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+       int retval;
+       bool wake;
+
+       retval = __ixgbe_shutdown(pdev, &wake);
+       if (retval)
+               return retval;
+
+       if (wake) {
+               pci_prepare_to_sleep(pdev);
+       } else {
+               pci_wake_from_d3(pdev, false);
+               pci_set_power_state(pdev, PCI_D3hot);
+       }
 
        return 0;
 }
+#endif /* CONFIG_PM */
 
 static void ixgbe_shutdown(struct pci_dev *pdev)
 {
-       ixgbe_suspend(pdev, PMSG_SUSPEND);
+       bool wake;
+
+       __ixgbe_shutdown(pdev, &wake);
+
+       if (system_state == SYSTEM_POWER_OFF) {
+               pci_wake_from_d3(pdev, wake);
+               pci_set_power_state(pdev, PCI_D3hot);
+       }
 }
 
 /**
@@ -4342,7 +4371,7 @@ static int ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
        int count = 0;
        unsigned int f;
 
-       r_idx = (adapter->num_tx_queues - 1) & skb->queue_mapping;
+       r_idx = skb->queue_mapping;
        tx_ring = &adapter->tx_ring[r_idx];
 
        if (adapter->vlgrp && vlan_tx_tag_present(skb)) {