ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT 8925 drivers/gpu/drm/amd/include/atombios.h #define ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT            0x00000004L
ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT 7620 drivers/gpu/drm/radeon/atombios.h #define ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT            0x00000004L