__mrc_fw_add_role
__mrc_fw_add_role(rtwdev, ref, &add_arg, 0);
__mrc_fw_add_role(rtwdev, aux, &add_arg, 1);
__mrc_fw_add_role(rtwdev, ref, &add_arg, 0);
__mrc_fw_add_role(rtwdev, aux, &add_arg, 2);
__mrc_fw_add_role(rtwdev, ref, &add_arg, 0);
__mrc_fw_add_role(rtwdev, aux, &add_arg, 1);