ixgbe: add rxhash support
feed RSS hash into skb->rxhash
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Evan Swanson <evan.swanson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index f2efa324..545b231 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -2253,8 +2253,13 @@
need_reset = (data & ETH_FLAG_RXVLAN) !=
(netdev->features & NETIF_F_HW_VLAN_RX);
+ if ((data & ETH_FLAG_RXHASH) &&
+ !(adapter->flags & IXGBE_FLAG_RSS_ENABLED))
+ return -EOPNOTSUPP;
+
rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_LRO | ETH_FLAG_NTUPLE |
- ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN);
+ ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN |
+ ETH_FLAG_RXHASH);
if (rc)
return rc;