BIOS_SCRATCH_4   3396 drivers/gpu/drm/amd/amdgpu/si_dpm.c 	return (u8) ((RREG32(BIOS_SCRATCH_4) >> 16) & 0xff);
BIOS_SCRATCH_4   1305 drivers/gpu/drm/radeon/rv770_dpm.c 	return (u8) ((RREG32(BIOS_SCRATCH_4) >> 16) & 0xff);