3276 do_cea_modes(struct drm_connector *connector, const u8 *db, u8 len)  in do_cea_modes()  argument
3283 		mode = drm_display_mode_from_vic_index(connector, db, len, i);  in do_cea_modes()
3295 				drm_add_cmdb_modes(connector, db[i]);  in do_cea_modes()
3438 do_hdmi_vsdb_modes(struct drm_connector *connector, const u8 *db, u8 len,  in do_hdmi_vsdb_modes()  argument
3451 	if (!(db[8] & (1 << 5)))  in do_hdmi_vsdb_modes()
3455 	if (db[8] & (1 << 7))  in do_hdmi_vsdb_modes()
3459 	if (db[8] & (1 << 6))  in do_hdmi_vsdb_modes()
3469 	if (db[8 + offset] & (1 << 7)) {  in do_hdmi_vsdb_modes()
3473 		multi_present = (db[8 + offset] & 0x60) >> 5;  in do_hdmi_vsdb_modes()
3477 	vic_len = db[8 + offset] >> 5;  in do_hdmi_vsdb_modes()
3478 	hdmi_3d_len = db[8 + offset] & 0x1f;  in do_hdmi_vsdb_modes()
3483 		vic = db[9 + offset + i];  in do_hdmi_vsdb_modes()
3503 		structure_all = (db[8 + offset] << 8) | db[9 + offset];  in do_hdmi_vsdb_modes()
3507 			mask = (db[10 + offset] << 8) | db[11 + offset];  in do_hdmi_vsdb_modes()
3528 		detail_present = ((db[8 + offset + i] & 0x0f) > 7);  in do_hdmi_vsdb_modes()
3534 		vic_index = db[8 + offset + i] >> 4;  in do_hdmi_vsdb_modes()
3537 		switch (db[8 + offset + i] & 0x0f) {  in do_hdmi_vsdb_modes()
3546 			if ((db[9 + offset + i] >> 4) == 1)  in do_hdmi_vsdb_modes()
3575 cea_db_payload_len(const u8 *db)  in cea_db_payload_len()  argument
3577 	return db[0] & 0x1f;  in cea_db_payload_len()
3581 cea_db_extended_tag(const u8 *db)  in cea_db_extended_tag()  argument
3583 	return db[1];  in cea_db_extended_tag()
3587 cea_db_tag(const u8 *db)  in cea_db_tag()  argument
3589 	return db[0] >> 5;  in cea_db_tag()
3611 static bool cea_db_is_hdmi_vsdb(const u8 *db)  in cea_db_is_hdmi_vsdb()  argument
3615 	if (cea_db_tag(db) != VENDOR_BLOCK)  in cea_db_is_hdmi_vsdb()
3618 	if (cea_db_payload_len(db) < 5)  in cea_db_is_hdmi_vsdb()
3621 	hdmi_id = db[1] | (db[2] << 8) | (db[3] << 16);  in cea_db_is_hdmi_vsdb()
3626 static bool cea_db_is_hdmi_forum_vsdb(const u8 *db)  in cea_db_is_hdmi_forum_vsdb()  argument
3630 	if (cea_db_tag(db) != VENDOR_BLOCK)  in cea_db_is_hdmi_forum_vsdb()
3633 	if (cea_db_payload_len(db) < 7)  in cea_db_is_hdmi_forum_vsdb()
3636 	oui = db[3] << 16 | db[2] << 8 | db[1];  in cea_db_is_hdmi_forum_vsdb()
3641 static bool cea_db_is_y420cmdb(const u8 *db)  in cea_db_is_y420cmdb()  argument
3643 	if (cea_db_tag(db) != USE_EXTENDED_TAG)  in cea_db_is_y420cmdb()
3646 	if (!cea_db_payload_len(db))  in cea_db_is_y420cmdb()
3649 	if (cea_db_extended_tag(db) != EXT_VIDEO_CAP_BLOCK_Y420CMDB)  in cea_db_is_y420cmdb()
3655 static bool cea_db_is_y420vdb(const u8 *db)  in cea_db_is_y420vdb()  argument
3657 	if (cea_db_tag(db) != USE_EXTENDED_TAG)  in cea_db_is_y420vdb()
3660 	if (!cea_db_payload_len(db))  in cea_db_is_y420vdb()
3663 	if (cea_db_extended_tag(db) != EXT_VIDEO_DATA_BLOCK_420)  in cea_db_is_y420vdb()
3673 				      const u8 *db)  in drm_parse_y420cmdb_bitmap()  argument
3677 	u8 map_len = cea_db_payload_len(db) - 1;  in drm_parse_y420cmdb_bitmap()
3704 		map |= (u64)db[2 + count] << (8 * count);  in drm_parse_y420cmdb_bitmap()
3716 	const u8 *db, *hdmi = NULL, *video = NULL;  in add_cea_modes()  local
3727 			db = &cea[i];  in add_cea_modes()
3728 			dbl = cea_db_payload_len(db);  in add_cea_modes()
3730 			if (cea_db_tag(db) == VIDEO_BLOCK) {  in add_cea_modes()
3731 				video = db + 1;  in add_cea_modes()
3734 			} else if (cea_db_is_hdmi_vsdb(db)) {  in add_cea_modes()
3735 				hdmi = db;  in add_cea_modes()
3737 			} else if (cea_db_is_y420vdb(db)) {  in add_cea_modes()
3738 				const u8 *vdb420 = &db[2];  in add_cea_modes()
3803 drm_parse_hdmi_vsdb_audio(struct drm_connector *connector, const u8 *db)  in drm_parse_hdmi_vsdb_audio()  argument
3805 	u8 len = cea_db_payload_len(db);  in drm_parse_hdmi_vsdb_audio()
3807 	if (len >= 6 && (db[6] & (1 << 7)))  in drm_parse_hdmi_vsdb_audio()
3810 		connector->latency_present[0] = db[8] >> 7;  in drm_parse_hdmi_vsdb_audio()
3811 		connector->latency_present[1] = (db[8] >> 6) & 1;  in drm_parse_hdmi_vsdb_audio()
3814 		connector->video_latency[0] = db[9];  in drm_parse_hdmi_vsdb_audio()
3816 		connector->audio_latency[0] = db[10];  in drm_parse_hdmi_vsdb_audio()
3818 		connector->video_latency[1] = db[11];  in drm_parse_hdmi_vsdb_audio()
3820 		connector->audio_latency[1] = db[12];  in drm_parse_hdmi_vsdb_audio()
3904 	u8 *db;  in drm_edid_to_eld()  local
3942 			db = &cea[i];  in drm_edid_to_eld()
3943 			dbl = cea_db_payload_len(db);  in drm_edid_to_eld()
3945 			switch (cea_db_tag(db)) {  in drm_edid_to_eld()
3953 					       &db[1], sad_count * 3);  in drm_edid_to_eld()
3959 					eld[DRM_ELD_SPEAKER] = db[1];  in drm_edid_to_eld()
3963 				if (cea_db_is_hdmi_vsdb(db))  in drm_edid_to_eld()
3964 					drm_parse_hdmi_vsdb_audio(connector, db);  in drm_edid_to_eld()
4020 		u8 *db = &cea[i];  in drm_edid_to_sad()  local
4022 		if (cea_db_tag(db) == AUDIO_BLOCK) {  in drm_edid_to_sad()
4024 			dbl = cea_db_payload_len(db);  in drm_edid_to_sad()
4031 				u8 *sad = &db[1 + j * 3];  in drm_edid_to_sad()
4081 		const u8 *db = &cea[i];  in drm_edid_to_speaker_allocation()  local
4083 		if (cea_db_tag(db) == SPEAKER_BLOCK) {  in drm_edid_to_speaker_allocation()
4084 			dbl = cea_db_payload_len(db);  in drm_edid_to_speaker_allocation()
4088 				*sadb = kmemdup(&db[1], dbl, GFP_KERNEL);  in drm_edid_to_speaker_allocation()
4279 					       const u8 *db)  in drm_parse_ycbcr420_deep_color_info()  argument
4284 	dc_mask = db[7] & DRM_EDID_YCBCR420_DC_MASK;  in drm_parse_ycbcr420_deep_color_info()
4402 drm_parse_hdmi_vsdb_video(struct drm_connector *connector, const u8 *db)  in drm_parse_hdmi_vsdb_video()  argument
4405 	u8 len = cea_db_payload_len(db);  in drm_parse_hdmi_vsdb_video()
4408 		info->dvi_dual = db[6] & 1;  in drm_parse_hdmi_vsdb_video()
4410 		info->max_tmds_clock = db[7] * 5000;  in drm_parse_hdmi_vsdb_video()
4417 	drm_parse_hdmi_deep_color_info(connector, db);  in drm_parse_hdmi_vsdb_video()
4444 		const u8 *db = &edid_ext[i];  in drm_parse_cea_ext()  local
4446 		if (cea_db_is_hdmi_vsdb(db))  in drm_parse_cea_ext()
4447 			drm_parse_hdmi_vsdb_video(connector, db);  in drm_parse_cea_ext()
4448 		if (cea_db_is_hdmi_forum_vsdb(db))  in drm_parse_cea_ext()
4449 			drm_parse_hdmi_forum_vsdb(connector, db);  in drm_parse_cea_ext()
4450 		if (cea_db_is_y420cmdb(db))  in drm_parse_cea_ext()
4451 			drm_parse_y420cmdb_bitmap(connector, db);  in drm_parse_cea_ext()