2848 	u8 *edid_ext = NULL;  in drm_find_edid_extension()  local
2857 		edid_ext = (u8 *)edid + EDID_LENGTH * (i + 1);  in drm_find_edid_extension()
2858 		if (edid_ext[0] == ext_id)  in drm_find_edid_extension()
2865 	return edid_ext;  in drm_find_edid_extension()
4152 	u8 *edid_ext;  in drm_detect_hdmi_monitor()  local
4156 	edid_ext = drm_find_cea_extension(edid);  in drm_detect_hdmi_monitor()
4157 	if (!edid_ext)  in drm_detect_hdmi_monitor()
4160 	if (cea_db_offsets(edid_ext, &start_offset, &end_offset))  in drm_detect_hdmi_monitor()
4167 	for_each_cea_db(edid_ext, i, start_offset, end_offset) {  in drm_detect_hdmi_monitor()
4168 		if (cea_db_is_hdmi_vsdb(&edid_ext[i]))  in drm_detect_hdmi_monitor()
4190 	u8 *edid_ext;  in drm_detect_monitor_audio()  local
4195 	edid_ext = drm_find_cea_extension(edid);  in drm_detect_monitor_audio()
4196 	if (!edid_ext)  in drm_detect_monitor_audio()
4199 	has_audio = ((edid_ext[3] & EDID_BASIC_AUDIO) != 0);  in drm_detect_monitor_audio()
4206 	if (cea_db_offsets(edid_ext, &start_offset, &end_offset))  in drm_detect_monitor_audio()
4209 	for_each_cea_db(edid_ext, i, start_offset, end_offset) {  in drm_detect_monitor_audio()
4210 		if (cea_db_tag(&edid_ext[i]) == AUDIO_BLOCK) {  in drm_detect_monitor_audio()
4212 			for (j = 1; j < cea_db_payload_len(&edid_ext[i]) + 1; j += 3)  in drm_detect_monitor_audio()
4214 					      (edid_ext[i + j] >> 3) & 0xf);  in drm_detect_monitor_audio()
4235 	u8 *edid_ext;  in drm_rgb_quant_range_selectable()  local
4238 	edid_ext = drm_find_cea_extension(edid);  in drm_rgb_quant_range_selectable()
4239 	if (!edid_ext)  in drm_rgb_quant_range_selectable()
4242 	if (cea_db_offsets(edid_ext, &start, &end))  in drm_rgb_quant_range_selectable()
4245 	for_each_cea_db(edid_ext, i, start, end) {  in drm_rgb_quant_range_selectable()
4246 		if (cea_db_tag(&edid_ext[i]) == USE_EXTENDED_TAG &&  in drm_rgb_quant_range_selectable()
4247 		    cea_db_payload_len(&edid_ext[i]) == 2 &&  in drm_rgb_quant_range_selectable()
4248 		    cea_db_extended_tag(&edid_ext[i]) ==  in drm_rgb_quant_range_selectable()
4250 			DRM_DEBUG_KMS("CEA VCDB 0x%02x\n", edid_ext[i + 2]);  in drm_rgb_quant_range_selectable()
4251 			return edid_ext[i + 2] & EDID_CEA_VCDB_QS;  in drm_rgb_quant_range_selectable()
4424 	const u8 *edid_ext;  in drm_parse_cea_ext()  local
4427 	edid_ext = drm_find_cea_extension(edid);  in drm_parse_cea_ext()
4428 	if (!edid_ext)  in drm_parse_cea_ext()
4431 	info->cea_rev = edid_ext[1];  in drm_parse_cea_ext()
4435 	if (edid_ext[3] & EDID_CEA_YCRCB444)  in drm_parse_cea_ext()
4437 	if (edid_ext[3] & EDID_CEA_YCRCB422)  in drm_parse_cea_ext()
4440 	if (cea_db_offsets(edid_ext, &start, &end))  in drm_parse_cea_ext()
4443 	for_each_cea_db(edid_ext, i, start, end) {  in drm_parse_cea_ext()
4444 		const u8 *db = &edid_ext[i];  in drm_parse_cea_ext()