ucVoltageIndex 2600 drivers/gpu/drm/amd/include/atombios.h UCHAR ucVoltageIndex; // An index to tell which voltage level ucVoltageIndex 2217 drivers/gpu/drm/radeon/atombios.h UCHAR ucVoltageIndex; // An index to tell which voltage level ucVoltageIndex 3124 drivers/gpu/drm/radeon/radeon_atombios.c args.v1.ucVoltageIndex = volt_index;