1 files changed, 14 insertions, 10 deletions

diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 85b7d15e1217..4e463778bcfd 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -886,13 +886,13 @@ static int ixgbe_get_coalesce(struct net_device *netdev,
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 
-	if (adapter->rx_eitr == 0)
-		ec->rx_coalesce_usecs = 0;
+	if (adapter->rx_eitr < IXGBE_MIN_ITR_USECS)
+		ec->rx_coalesce_usecs = adapter->rx_eitr;
 	else
 		ec->rx_coalesce_usecs = 1000000 / adapter->rx_eitr;
 
-	if (adapter->tx_eitr == 0)
-		ec->tx_coalesce_usecs = 0;
+	if (adapter->tx_eitr < IXGBE_MIN_ITR_USECS)
+		ec->tx_coalesce_usecs = adapter->tx_eitr;
 	else
 		ec->tx_coalesce_usecs = 1000000 / adapter->tx_eitr;
 
@@ -906,22 +906,26 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 
 	if ((ec->rx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
-	    ((ec->rx_coalesce_usecs > 0) &&
+	    ((ec->rx_coalesce_usecs != 0) &&
+	     (ec->rx_coalesce_usecs != 1) &&
+	     (ec->rx_coalesce_usecs != 3) &&
 	     (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 		return -EINVAL;
 	if ((ec->tx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
-	    ((ec->tx_coalesce_usecs > 0) &&
+	    ((ec->tx_coalesce_usecs != 0) &&
+	     (ec->tx_coalesce_usecs != 1) &&
+	     (ec->tx_coalesce_usecs != 3) &&
 	     (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 		return -EINVAL;
 
 	/* convert to rate of irq's per second */
-	if (ec->rx_coalesce_usecs == 0)
-		adapter->rx_eitr = 0;
+	if (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)
+		adapter->rx_eitr = ec->rx_coalesce_usecs;
 	else
 		adapter->rx_eitr = (1000000 / ec->rx_coalesce_usecs);
 
-	if (ec->tx_coalesce_usecs == 0)
-		adapter->tx_eitr = 0;
+	if (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)
+		adapter->tx_eitr = ec->rx_coalesce_usecs;
 	else
 		adapter->tx_eitr = (1000000 / ec->tx_coalesce_usecs);