ATOM_BIOS_FUNCTION_VIDEO_STATE 8253 drivers/gpu/drm/amd/include/atombios.h #define ATOM_BIOS_FUNCTION_VIDEO_STATE          0x8F
ATOM_BIOS_FUNCTION_VIDEO_STATE 6983 drivers/gpu/drm/radeon/atombios.h #define ATOM_BIOS_FUNCTION_VIDEO_STATE          0x8F