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authorEdward Cree <ecree@solarflare.com>2017-10-31 14:29:47 +0000
committerDavid S. Miller <davem@davemloft.net>2017-11-01 21:26:35 +0900
commit6978729fbd02ced7060f15b9f7e1ba5b39d9bbf3 (patch)
tree50dea9f2c2b317692565a9349465389b5321fad5 /drivers/net/ethernet/sfc/mcdi_port.c
parente0337f92f6f36040ba91215bbe47203c410f472f (diff)
sfc: support rx-fcs and rx-all
Ethernet FCS inclusion (rx-fcs) is supported on EF10 NICs, conditional on a firmware capability bit (MC_CMD_GET_CAPABILITIES_OUT_RX_INCLUDE_FCS). To receive frames with bad FCS (rx-all) we just don't return the discard flag EFX_RX_PKT_DISCARD from efx_ef10_handle_rx_event_errors() or efx_farch_handle_rx_not_ok(). Signed-off-by: Edward Cree <ecree@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/mcdi_port.c')
-rw-r--r--drivers/net/ethernet/sfc/mcdi_port.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/mcdi_port.c b/drivers/net/ethernet/sfc/mcdi_port.c
index c7407d129c7d..6e1f282b2976 100644
--- a/drivers/net/ethernet/sfc/mcdi_port.c
+++ b/drivers/net/ethernet/sfc/mcdi_port.c
@@ -1029,6 +1029,10 @@ int efx_mcdi_set_mac(struct efx_nic *efx)
MCDI_POPULATE_DWORD_1(cmdbytes, SET_MAC_IN_REJECT,
SET_MAC_IN_REJECT_UNCST, efx->unicast_filter);
+ MCDI_POPULATE_DWORD_1(cmdbytes, SET_MAC_IN_FLAGS,
+ SET_MAC_IN_FLAG_INCLUDE_FCS,
+ !!(efx->net_dev->features & NETIF_F_RXFCS));
+
switch (efx->wanted_fc) {
case EFX_FC_RX | EFX_FC_TX:
fcntl = MC_CMD_FCNTL_BIDIR;