1 files changed, 43 insertions, 14 deletions

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 9ef128ae645..febde45cf9f 100644
--- 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)) {