diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_main.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index c21aa54122dd..59b8a2d62b8d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3395,6 +3395,25 @@ static int mlx5e_set_features(struct net_device *netdev, return err ? -EINVAL : 0; } +static netdev_features_t mlx5e_fix_features(struct net_device *netdev, + netdev_features_t features) +{ + struct mlx5e_priv *priv = netdev_priv(netdev); + + mutex_lock(&priv->state_lock); + if (!bitmap_empty(priv->fs.vlan.active_svlans, VLAN_N_VID)) { + /* HW strips the outer C-tag header, this is a problem + * for S-tag traffic. + */ + features &= ~NETIF_F_HW_VLAN_CTAG_RX; + if (!priv->channels.params.vlan_strip_disable) + netdev_warn(netdev, "Dropping C-tag vlan stripping offload due to S-tag vlan\n"); + } + mutex_unlock(&priv->state_lock); + + return features; +} + static int mlx5e_change_mtu(struct net_device *netdev, int new_mtu) { struct mlx5e_priv *priv = netdev_priv(netdev); @@ -3872,6 +3891,7 @@ static const struct net_device_ops mlx5e_netdev_ops = { .ndo_vlan_rx_add_vid = mlx5e_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = mlx5e_vlan_rx_kill_vid, .ndo_set_features = mlx5e_set_features, + .ndo_fix_features = mlx5e_fix_features, .ndo_change_mtu = mlx5e_change_mtu, .ndo_do_ioctl = mlx5e_ioctl, .ndo_set_tx_maxrate = mlx5e_set_tx_maxrate, @@ -4231,6 +4251,7 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev) } netdev->features |= NETIF_F_HIGHDMA; + netdev->features |= NETIF_F_HW_VLAN_STAG_FILTER; netdev->priv_flags |= IFF_UNICAST_FLT; |