}
 
 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;
                       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;
 
 
 extern int efx_mcdi_drv_attach(struct efx_nic *efx, bool driver_operating,
                               bool *was_attached_out);
 extern int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
-                                 u16 *fw_subtype_list);
+                                 u16 *fw_subtype_list, u32 *capabilities);
 extern int efx_mcdi_log_ctrl(struct efx_nic *efx, bool evq, bool uart,
                             u32 dest_evq);
 extern int efx_mcdi_nvram_types(struct efx_nic *efx, u32 *nvram_types_out);
 
        uint16_t fw_subtype_list[MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MINNUM];
        int rc;
 
-       rc = efx_mcdi_get_board_cfg(efx, NULL, fw_subtype_list);
+       rc = efx_mcdi_get_board_cfg(efx, NULL, fw_subtype_list, NULL);
        if (rc)
                return rc;
 
 
 
 static int siena_probe_nvconfig(struct efx_nic *efx)
 {
-       return efx_mcdi_get_board_cfg(efx, efx->net_dev->perm_addr, NULL);
+       return efx_mcdi_get_board_cfg(efx, efx->net_dev->perm_addr, NULL, NULL);
 }
 
 static int siena_probe_nic(struct efx_nic *efx)