1 files changed, 26 insertions, 12 deletions

diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 2a978008fd6e..dff8dfac7ed9 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -1948,6 +1948,7 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
                               struct ethtool_coalesce *ec)
 {
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
+        struct ixgbe_q_vector *q_vector;
         int i;
 
         if (ec->tx_max_coalesced_frames_irq)
@@ -1975,18 +1976,31 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
                  * any other value means disable eitr, which is best
                  * served by setting the interrupt rate very high
                  */
-                adapter->eitr_param = IXGBE_MAX_INT_RATE;
+                if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)
+                        adapter->eitr_param = IXGBE_MAX_RSC_INT_RATE;
+                else
+                        adapter->eitr_param = IXGBE_MAX_INT_RATE;
                 adapter->itr_setting = 0;
         }
 
-        for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
-                struct ixgbe_q_vector *q_vector = adapter->q_vector[i];
-                if (q_vector->txr_count && !q_vector->rxr_count)
-                        /* tx vector gets half the rate */
-                        q_vector->eitr = (adapter->eitr_param >> 1);
-                else
-                        /* rx only or mixed */
-                        q_vector->eitr = adapter->eitr_param;
+        /* MSI/MSIx Interrupt Mode */
+        if (adapter->flags &
+            (IXGBE_FLAG_MSIX_ENABLED | IXGBE_FLAG_MSI_ENABLED)) {
+                int num_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
+                for (i = 0; i < num_vectors; i++) {
+                        q_vector = adapter->q_vector[i];
+                        if (q_vector->txr_count && !q_vector->rxr_count)
+                                /* tx vector gets half the rate */
+                                q_vector->eitr = (adapter->eitr_param >> 1);
+                        else
+                                /* rx only or mixed */
+                                q_vector->eitr = adapter->eitr_param;
+                        ixgbe_write_eitr(q_vector);
+                }
+        /* Legacy Interrupt Mode */
+        } else {
+                q_vector = adapter->q_vector[0];
+                q_vector->eitr = adapter->eitr_param;
                 ixgbe_write_eitr(q_vector);
         }
 
@@ -1999,13 +2013,13 @@ static int ixgbe_set_flags(struct net_device *netdev, u32 data)
 
         ethtool_op_set_flags(netdev, data);
 
-        if (!(adapter->flags & IXGBE_FLAG2_RSC_CAPABLE))
+        if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE))
                 return 0;
 
         /* if state changes we need to update adapter->flags and reset */
         if ((!!(data & ETH_FLAG_LRO)) != 
-            (!!(adapter->flags & IXGBE_FLAG2_RSC_ENABLED))) {
-                adapter->flags ^= IXGBE_FLAG2_RSC_ENABLED;
+            (!!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED))) {
+                adapter->flags2 ^= IXGBE_FLAG2_RSC_ENABLED;
                 if (netif_running(netdev))
                         ixgbe_reinit_locked(adapter);
                 else