sfc: Support extraction of CAPABILITIES from GET_BOARD_CFG response.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index e5837a6485a1..f1cad22b30fa 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -678,7 +678,7 @@ fail:
 }
 
 int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
-                           u16 *fw_subtype_list)
+                           u16 *fw_subtype_list, u32 *capabilities)
 {
         uint8_t outbuf[MC_CMD_GET_BOARD_CFG_OUT_LENMIN];
         size_t outlen;
@@ -708,6 +708,14 @@ int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
                        outbuf + MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_OFST,
                        MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MINNUM *
                        sizeof(fw_subtype_list[0]));
+        if (capabilities) {
+                if (port_num)
+                        *capabilities = MCDI_DWORD(outbuf,
+                                        GET_BOARD_CFG_OUT_CAPABILITIES_PORT1);
+                else
+                        *capabilities = MCDI_DWORD(outbuf,
+                                        GET_BOARD_CFG_OUT_CAPABILITIES_PORT0);
+        }
 
         return 0;