1 files changed, 35 insertions, 0 deletions

diff --git a/drivers/net/vxge/vxge-ethtool.c b/drivers/net/vxge/vxge-ethtool.c
index b67746eef923..f8fd8da4f173 100644
--- a/drivers/net/vxge/vxge-ethtool.c
+++ b/drivers/net/vxge/vxge-ethtool.c
@@ -1119,6 +1119,40 @@ static int vxge_ethtool_get_sset_count(struct net_device *dev, int sset)
         }
 }
 
+static int vxge_set_flags(struct net_device *dev, u32 data)
+{
+        struct vxgedev *vdev = (struct vxgedev *)netdev_priv(dev);
+        enum vxge_hw_status status;
+
+        if (data & ~ETH_FLAG_RXHASH)
+                return -EOPNOTSUPP;
+
+        if (!!(data & ETH_FLAG_RXHASH) == vdev->devh->config.rth_en)
+                return 0;
+
+        if (netif_running(dev) || (vdev->config.rth_steering == NO_STEERING))
+                return -EINVAL;
+
+        vdev->devh->config.rth_en = !!(data & ETH_FLAG_RXHASH);
+
+        /* Enabling RTH requires some of the logic in vxge_device_register and a
+         * vpath reset.  Due to these restrictions, only allow modification
+         * while the interface is down.
+         */
+        status = vxge_reset_all_vpaths(vdev);
+        if (status != VXGE_HW_OK) {
+                vdev->devh->config.rth_en = !vdev->devh->config.rth_en;
+                return -EFAULT;
+        }
+
+        if (vdev->devh->config.rth_en)
+                dev->features |= NETIF_F_RXHASH;
+        else
+                dev->features &= ~NETIF_F_RXHASH;
+
+        return 0;
+}
+
 static const struct ethtool_ops vxge_ethtool_ops = {
         .get_settings           = vxge_ethtool_gset,
         .set_settings           = vxge_ethtool_sset,
@@ -1140,6 +1174,7 @@ static const struct ethtool_ops vxge_ethtool_ops = {
         .phys_id                = vxge_ethtool_idnic,
         .get_sset_count         = vxge_ethtool_get_sset_count,
         .get_ethtool_stats      = vxge_get_ethtool_stats,
+        .set_flags              = vxge_set_flags,
 };
 
 void vxge_initialize_ethtool_ops(struct net_device *ndev)