diff options
| author | Andrew Rybchenko <Andrew.Rybchenko@oktetlabs.ru> | 2016-06-15 19:52:08 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-16 08:26:27 +0300 |
| commit | 38d27f389cf5f1973ca97ddf0fc0b4c6886001ec (patch) | |
| tree | 3d58aa02d1fd51537823f9de3a89baba70851df7 /drivers/net/ethernet/sfc/ef10_sriov.c | |
| parent | 23e202b41978d485540c89b7dc78d8915bf207e3 (diff) | |
| download | linux-38d27f389cf5f1973ca97ddf0fc0b4c6886001ec.tar.xz | |
sfc: Fix VLAN filtering feature if vPort has VLAN_RESTRICT flag
If vPort has VLAN_RESTRICT flag, VLAN tagged traffic will not be
delivered without corresponding Rx filters which may be proxied to and
moderated by hypervisor.
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_sriov.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef10_sriov.c | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/drivers/net/ethernet/sfc/ef10_sriov.c b/drivers/net/ethernet/sfc/ef10_sriov.c index a76610ae9fb4..a949b9d27329 100644 --- a/drivers/net/ethernet/sfc/ef10_sriov.c +++ b/drivers/net/ethernet/sfc/ef10_sriov.c @@ -232,6 +232,35 @@ fail: return rc; } +static int efx_ef10_vadaptor_alloc_set_features(struct efx_nic *efx) +{ + struct efx_ef10_nic_data *nic_data = efx->nic_data; + u32 port_flags; + int rc; + + rc = efx_ef10_vadaptor_alloc(efx, nic_data->vport_id); + if (rc) + goto fail_vadaptor_alloc; + + rc = efx_ef10_vadaptor_query(efx, nic_data->vport_id, + &port_flags, NULL, NULL); + if (rc) + goto fail_vadaptor_query; + + if (port_flags & + (1 << MC_CMD_VPORT_ALLOC_IN_FLAG_VLAN_RESTRICT_LBN)) + efx->fixed_features |= NETIF_F_HW_VLAN_CTAG_FILTER; + else + efx->fixed_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER; + + return 0; + +fail_vadaptor_query: + efx_ef10_vadaptor_free(efx, EVB_PORT_ID_ASSIGNED); +fail_vadaptor_alloc: + return rc; +} + /* On top of the default firmware vswitch setup, create a VEB vswitch and * expansion vport for use by this function. */ @@ -243,7 +272,7 @@ int efx_ef10_vswitching_probe_pf(struct efx_nic *efx) if (pci_sriov_get_totalvfs(efx->pci_dev) <= 0) { /* vswitch not needed as we have no VFs */ - efx_ef10_vadaptor_alloc(efx, nic_data->vport_id); + efx_ef10_vadaptor_alloc_set_features(efx); return 0; } @@ -263,7 +292,7 @@ int efx_ef10_vswitching_probe_pf(struct efx_nic *efx) goto fail3; ether_addr_copy(nic_data->vport_mac, net_dev->dev_addr); - rc = efx_ef10_vadaptor_alloc(efx, nic_data->vport_id); + rc = efx_ef10_vadaptor_alloc_set_features(efx); if (rc) goto fail4; @@ -282,9 +311,7 @@ fail1: int efx_ef10_vswitching_probe_vf(struct efx_nic *efx) { - struct efx_ef10_nic_data *nic_data = efx->nic_data; - - return efx_ef10_vadaptor_alloc(efx, nic_data->vport_id); + return efx_ef10_vadaptor_alloc_set_features(efx); } int efx_ef10_vswitching_restore_pf(struct efx_nic *efx) |