firewire/bebob/bebob_stream.c

66 	int err;
70 		err = avc_general_get_sig_fmt(bebob->unit, &tx_rate,
72 	} while (err == -EAGAIN && ++trials < 3);
73 	if (err < 0)
78 		err = avc_general_get_sig_fmt(bebob->unit, &rx_rate,
80 	} while (err == -EAGAIN && ++trials < 3);
81 	if (err < 0)
89 	err = avc_general_set_sig_fmt(bebob->unit, rx_rate,
92 	return err;
98 	int err;
100 	err = avc_general_set_sig_fmt(bebob->unit, rate,
102 	if (err < 0)
105 	err = avc_general_set_sig_fmt(bebob->unit, rate,
107 	if (err < 0)
116 	return err;
126 	int err = 0;
130 		err = clk_spec->get(bebob, &id);
131 		if (err < 0) {
133 				"fail to get clock source: %d\n", err);
141 			err = -EIO;
164 	err = avc_bridgeco_get_plug_input(bebob->unit, addr, input);
165 	if (err < 0) {
168 			bebob->sync_input_plug, err);
221 			err = avc_bridgeco_get_plug_type(bebob->unit, addr,
223 			if (err < 0)
249 	err = -EIO;
251 	return err;
261 	int err;
277 	err = avc_bridgeco_get_plug_ch_pos(bebob->unit, addr, buf, 256);
278 	if (err < 0) {
282 			err);
298 		err = avc_bridgeco_get_plug_section_type(bebob->unit, addr,
300 		if (err < 0) {
305 				err);
310 			err = -ENOSYS;
337 					err = -ENOSYS;
357 					err = -ENOSYS;
373 	return err;
381 	int err;
388 	err = cmp_connection_check_used(conn, &used);
389 	if ((err >= 0) && used && !amdtp_stream_running(s)) {
394 		err = -EBUSY;
397 	return err;
409 	int err = 0;
418 		err = map_data_channels(bebob, stream);
419 		if (err < 0)
420 			return err;
423 	err = cmp_connection_establish(conn);
424 	if (err < 0)
425 		return err;
437 	int err;
454 	err = cmp_connection_init(conn, bebob->unit, dir_conn, 0);
455 	if (err < 0)
456 		return err;
458 	err = amdtp_am824_init(stream, bebob->unit, dir_stream, flags);
459 	if (err < 0) {
461 		return err;
479 	int err;
481 	err = init_stream(bebob, &bebob->tx_stream);
482 	if (err < 0)
483 		return err;
485 	err = init_stream(bebob, &bebob->rx_stream);
486 	if (err < 0) {
488 		return err;
491 	err = amdtp_domain_init(&bebob->domain);
492 	if (err < 0) {
497 	return err;
506 	int err;
518 	err = amdtp_am824_set_parameters(stream, rate, pcm_channels, midi_ports, false);
519 	if (err < 0)
520 		return err;
530 	int err;
534 	err = check_connection_used_by_others(bebob, &bebob->rx_stream);
535 	if (err < 0)
536 		return err;
538 	err = bebob->spec->rate->get(bebob, &curr_rate);
539 	if (err < 0)
540 		return err;
559 		err = bebob->spec->rate->set(bebob, rate);
560 		if (err < 0) {
563 				err);
564 			return err;
567 		err = get_formation_index(rate, &index);
568 		if (err < 0)
569 			return err;
571 		err = keep_resources(bebob, &bebob->tx_stream, rate, index);
572 		if (err < 0)
573 			return err;
575 		err = keep_resources(bebob, &bebob->rx_stream, rate, index);
576 		if (err < 0) {
578 			return err;
581 		err = amdtp_domain_set_events_per_period(&bebob->domain,
583 		if (err < 0) {
586 			return err;
595 	int err;
614 			err = bebob->spec->rate->get(bebob, &curr_rate);
615 			if (err < 0)
616 				return err;
619 		err = snd_bebob_stream_get_clock_src(bebob, &src);
620 		if (err < 0)
621 			return err;
623 		err = start_stream(bebob, &bebob->rx_stream);
624 		if (err < 0)
627 		err = start_stream(bebob, &bebob->tx_stream);
628 		if (err < 0)
644 		err = amdtp_domain_start(&bebob->domain, tx_init_skip_cycles, true, false);
645 		if (err < 0)
652 			err = bebob->spec->rate->set(bebob, curr_rate);
653 			if (err < 0) {
656 					err);
664 			err = -ETIMEDOUT;
673 	return err;
781 	int err;
785 	err = avc_bridgeco_get_plug_type(bebob->unit, addr, &plug_type);
786 	if (err < 0) {
788 			"Fail to get type for isoc %d plug 0: %d\n", plug_dir, err);
789 		return err;
801 		err = avc_bridgeco_get_plug_strm_fmt(bebob->unit, addr, buf, &len, eid);
803 		if (err == -EINVAL && eid > 0) {
804 			err = 0;
806 		} else if (err < 0) {
809 				eid, plug_dir, plug_id, err);
813 		err = parse_stream_formation(buf, len, formations);
814 		if (err < 0)
819 	return err;
828 	int err = 0;
846 		err = avc_bridgeco_get_plug_type(bebob->unit, addr, &plug_type);
847 		if (err < 0) {
850 				plug_dir, i, err);
856 		err = avc_bridgeco_get_plug_ch_count(bebob->unit, addr, &ch_count);
857 		if (err < 0)
867 	return err;
876 	int err;
879 	err = avc_general_get_plug_info(bebob->unit, 0x0c, 0x00, 0x00, plugs);
880 	if (err < 0) {
883 			err);
891 		err = avc_bridgeco_get_plug_type(bebob->unit, addr, &type);
892 		if (err < 0) {
895 				i, err);
905 	return err;
912 	int err;
915 	err = avc_general_get_plug_info(bebob->unit, 0x1f, 0x07, 0x00, plugs);
916 	if (err < 0) {
919 			err);
928 		err = -ENOSYS;
932 	err = fill_stream_formations(bebob, addr, AVC_BRIDGECO_PLUG_DIR_IN, 0,
934 	if (err < 0)
937 	err = fill_stream_formations(bebob, addr, AVC_BRIDGECO_PLUG_DIR_OUT, 0,
939 	if (err < 0)
942 	err = detect_midi_ports(bebob, bebob->tx_stream_formations, addr, AVC_BRIDGECO_PLUG_DIR_IN,
944 	if (err < 0)
947 	err = detect_midi_ports(bebob, bebob->rx_stream_formations, addr, AVC_BRIDGECO_PLUG_DIR_OUT,
949 	if (err < 0)
954 		err = seek_msu_sync_input_plug(bebob);
956 	return err;
967 	int err;
973 		err = -EBUSY;
980 	err = 0;
983 	return err;