PQI_DRIVER_SCRATCH_PQI_MODE
return sis_read_driver_scratch(ctrl_info) & PQI_DRIVER_SCRATCH_PQI_MODE ? PQI_MODE : SIS_MODE;
driver_scratch |= PQI_DRIVER_SCRATCH_PQI_MODE;
driver_scratch &= ~PQI_DRIVER_SCRATCH_PQI_MODE;