diff options
| author |   Ganesh Goudar <ganeshgr@chelsio.com> | 2018-01-10 18:15:47 +0530 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-01-11 10:58:56 -0500 |
| commit | 4621ffd604f935bd3c5d989364ef586c5ff79c98 (patch) | |
| tree | 88017a3a8a930b029589d8cebf0ea28828726c3d /drivers/net/ethernet/chelsio | |
| parent | cxgb4: add support for vxlan segmentation offload (diff) | |
| download | linux-dev-4621ffd604f935bd3c5d989364ef586c5ff79c98.tar.xz linux-dev-4621ffd604f935bd3c5d989364ef586c5ff79c98.zip | |
cxgb4: implement ndo_features_check
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index d0e08f6a441d..3293980ce6e0 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -3115,6 +3115,24 @@ static void cxgb_add_udp_tunnel(struct net_device *netdev, } } +static netdev_features_t cxgb_features_check(struct sk_buff *skb, + struct net_device *dev, + netdev_features_t features) +{ + struct port_info *pi = netdev_priv(dev); + struct adapter *adapter = pi->adapter; + + if (CHELSIO_CHIP_VERSION(adapter->params.chip) < CHELSIO_T6) + return features; + + /* Check if hw supports offload for this packet */ + if (!skb->encapsulation || cxgb_encap_offload_supported(skb)) + return features; + + /* Offload is not supported for this encapsulated packet */ + return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK); +} + static netdev_features_t cxgb_fix_features(struct net_device *dev, netdev_features_t features) { @@ -3148,6 +3166,7 @@ static const struct net_device_ops cxgb4_netdev_ops = { .ndo_setup_tc = cxgb_setup_tc, .ndo_udp_tunnel_add = cxgb_add_udp_tunnel, .ndo_udp_tunnel_del = cxgb_del_udp_tunnel, + .ndo_features_check = cxgb_features_check, .ndo_fix_features = cxgb_fix_features, }; |