diff options
| author |   Edward Cree <ecree@solarflare.com> | 2020-09-11 23:40:41 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-09-11 17:15:22 -0700 |
| commit | 24b2c3751aa30c1fc0536289616c2dde35eed0ee (patch) | |
| tree | 1c85064a7820c74500a169351bc6ca792d1e27d2 /drivers/net/ethernet/sfc/ef10.c | |
| parent | sfc: implement encapsulated TSO on EF10 (diff) | |
| download | linux-dev-24b2c3751aa30c1fc0536289616c2dde35eed0ee.tar.xz linux-dev-24b2c3751aa30c1fc0536289616c2dde35eed0ee.zip | |
sfc: advertise encapsulated offloads on EF10
Necessitates an .ndo_features_check, as the EF10 datapath has several
limitations on what it can handle.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/ef10.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef10.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 4775b822519d..c9df2e96ebe4 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -1304,6 +1304,7 @@ static void efx_ef10_fini_nic(struct efx_nic *efx) static int efx_ef10_init_nic(struct efx_nic *efx) { struct efx_ef10_nic_data *nic_data = efx->nic_data; + netdev_features_t hw_enc_features = 0; int rc; if (nic_data->must_check_datapath_caps) { @@ -1348,6 +1349,21 @@ static int efx_ef10_init_nic(struct efx_nic *efx) nic_data->must_restore_piobufs = false; } + /* add encapsulated checksum offload features */ + if (efx_has_cap(efx, VXLAN_NVGRE) && !efx_ef10_is_vf(efx)) + hw_enc_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; + /* add encapsulated TSO features */ + if (efx_has_cap(efx, TX_TSO_V2_ENCAP)) { + netdev_features_t encap_tso_features; + + encap_tso_features = NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_GRE | + NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_GSO_GRE_CSUM; + + hw_enc_features |= encap_tso_features | NETIF_F_TSO; + efx->net_dev->features |= encap_tso_features; + } + efx->net_dev->hw_enc_features = hw_enc_features; + /* don't fail init if RSS setup doesn't work */ rc = efx->type->rx_push_rss_config(efx, false, efx->rss_context.rx_indir_table, NULL); |