UAC3_PROCESSING_UNIT
case PTYPE(UAC_VERSION_3, UAC3_PROCESSING_UNIT):
case UAC3_PROCESSING_UNIT:
case PTYPE(UAC_VERSION_3, UAC3_PROCESSING_UNIT):
UAC3_PROCESSING_UNIT);
FUNC(UAC_VERSION_3, UAC3_PROCESSING_UNIT, validate_processing_unit),