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| author | Arjun Vynipadath | 2017-05-30 10:00:24 +0200 |
|---|---|---|
| committer | David S. Miller | 2017-05-30 20:16:34 +0200 |
| commit | 90592b9a35836bacd34d92a3aba7958756b6a7c0 (patch) | |
| tree | 15802702a4e4caff2ee752253b8bd7366cdbdf4c /drivers/net/ethernet/chelsio | |
| parent | cxgb4: FW upgrade fixes (diff) | |
| download | kernel-qcow2-linux-90592b9a35836bacd34d92a3aba7958756b6a7c0.tar.gz kernel-qcow2-linux-90592b9a35836bacd34d92a3aba7958756b6a7c0.tar.xz kernel-qcow2-linux-90592b9a35836bacd34d92a3aba7958756b6a7c0.zip | |
cxgb4: Fix netdev_features flag
GRO is not supported by Chelsio HW when rx_csum is disabled.
Update the netdev features flag when rx_csum is modified.
Signed-off-by: Arjun Vynipadath <arjun@chelsio.com>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
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 | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 06c3414c93b1..8c69046be025 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2727,6 +2727,16 @@ static int cxgb_setup_tc(struct net_device *dev, u32 handle, __be16 proto, return -EOPNOTSUPP; } +static netdev_features_t cxgb_fix_features(struct net_device *dev, + netdev_features_t features) +{ + /* Disable GRO, if RX_CSUM is disabled */ + if (!(features & NETIF_F_RXCSUM)) + features &= ~NETIF_F_GRO; + + return features; +} + static const struct net_device_ops cxgb4_netdev_ops = { .ndo_open = cxgb_open, .ndo_stop = cxgb_close, @@ -2748,6 +2758,7 @@ static const struct net_device_ops cxgb4_netdev_ops = { #endif /* CONFIG_CHELSIO_T4_FCOE */ .ndo_set_tx_maxrate = cxgb_set_tx_maxrate, .ndo_setup_tc = cxgb_setup_tc, + .ndo_fix_features = cxgb_fix_features, }; #ifdef CONFIG_PCI_IOV |