ucVoltageRegulatorId 5143 drivers/gpu/drm/amd/include/atombios.h    UCHAR  ucVoltageRegulatorId;              //Indicate Voltage Regulator Id
ucVoltageRegulatorId 4598 drivers/gpu/drm/radeon/atombios.h    UCHAR	ucVoltageRegulatorId;					  //Indicate Voltage Regulator Id