EDID_TIMING_ASPECT_SHIFT 2131 drivers/gpu/drm/drm_edid.c 		>> EDID_TIMING_ASPECT_SHIFT;
EDID_TIMING_ASPECT_SHIFT   52 include/drm/drm_edid.h #define EDID_TIMING_ASPECT_MASK  (0x3 << EDID_TIMING_ASPECT_SHIFT)