RADEON_BIOS_4_SCRATCH 3467 drivers/gpu/drm/radeon/radeon_combios.c 	uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
RADEON_BIOS_4_SCRATCH 3556 drivers/gpu/drm/radeon/radeon_combios.c 	WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);