Merge "drm/edid: add support for parsing quantization select field"

drivers/gpu/drm/drm_edid.c

@@ -3526,11 +3526,17 @@ drm_extract_vcdb_info(struct drm_connector *connector, const u8 *db)
 		(db[2] & (BIT(3) | BIT(2))) >> 2;
 	connector->ce_scan_info =
 		db[2] & (BIT(1) | BIT(0));
+	connector->rgb_qs =
+		db[2] & BIT(6);
+	connector->yuv_qs =
+		db[2] & BIT(7);
 
 	DRM_DEBUG_KMS("Scan Info (pt|it|ce): (%d|%d|%d)",
 			  (int) connector->pt_scan_info,
 			  (int) connector->it_scan_info,
 			  (int) connector->ce_scan_info);
+	DRM_DEBUG_KMS("rgb_quant_range_select %d", connector->rgb_qs);
+	DRM_DEBUG_KMS("ycc_quant_range_select %d", connector->yuv_qs);
 }
 
 static bool drm_edid_is_luminance_value_present(

include/drm/drm_crtc.h

@@ -658,6 +658,8 @@ struct drm_encoder {
  * @hdr_avg_luminance: desired avg luminance obtained from HDR block
  * @hdr_min_luminance: desired min luminance obtained from HDR block
  * @hdr_supported: does the sink support HDR content
+ * @rgb_qs: does the sink declare RGB selectable quantization range
+ * @yuv_qs: does the sink declare YCC selectable quantization range
  * @edid_corrupt: indicates whether the last read EDID was corrupt
  * @debugfs_entry: debugfs directory for this connector
  * @state: current atomic state for this connector
@@ -746,6 +748,8 @@ struct drm_connector {
 	u32 hdr_avg_luminance;
 	u32 hdr_min_luminance;
 	bool hdr_supported;
+	bool rgb_qs;
+	bool yuv_qs;
 	/* Flag for raw EDID header corruption - used in Displayport
 	 * compliance testing - * Displayport Link CTS Core 1.2 rev1.1 4.2.2.6
 	 */