HDP_TILING_CONFIG 2143 drivers/gpu/drm/radeon/r600.c 	WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
HDP_TILING_CONFIG 1381 drivers/gpu/drm/radeon/rv770.c 	WREG32(HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));