65 	int err;  in select_clock()  local
67 	err = snd_dice_transaction_read_global(dice, GLOBAL_CLOCK_SELECT,  in select_clock()
69 	if (err < 0)  in select_clock()
70 		return err;  in select_clock()
87 	err = snd_dice_transaction_write_global(dice, GLOBAL_CLOCK_SELECT,  in select_clock()
89 	if (err < 0)  in select_clock()
90 		return err;  in select_clock()
106 	int err;  in get_register_params()  local
108 	err = snd_dice_transaction_read_tx(dice, TX_NUMBER, reg, sizeof(reg));  in get_register_params()
109 	if (err < 0)  in get_register_params()
110 		return err;  in get_register_params()
115 	err = snd_dice_transaction_read_rx(dice, RX_NUMBER, reg, sizeof(reg));  in get_register_params()
116 	if (err < 0)  in get_register_params()
117 		return err;  in get_register_params()
161 	int err;  in keep_resources()  local
177 	err = amdtp_am824_set_parameters(stream, rate, pcm_chs, midi_ports,  in keep_resources()
179 	if (err < 0)  in keep_resources()
180 		return err;  in keep_resources()
203 	int err;  in keep_dual_resources()  local
205 	err = snd_dice_stream_get_rate_mode(dice, rate, &mode);  in keep_dual_resources()
206 	if (err < 0)  in keep_dual_resources()
207 		return err;  in keep_dual_resources()
222 			err = snd_dice_transaction_read_tx(dice,  in keep_dual_resources()
230 			err = snd_dice_transaction_read_rx(dice,  in keep_dual_resources()
234 		if (err < 0)  in keep_dual_resources()
235 			return err;  in keep_dual_resources()
247 		err = keep_resources(dice, stream, resources, rate, pcm_chs,  in keep_dual_resources()
249 		if (err < 0)  in keep_dual_resources()
250 			return err;  in keep_dual_resources()
270 	int err;  in snd_dice_stream_reserve_duplex()  local
273 	err = snd_dice_transaction_get_rate(dice, &curr_rate);  in snd_dice_stream_reserve_duplex()
274 	if (err < 0)  in snd_dice_stream_reserve_duplex()
275 		return err;  in snd_dice_stream_reserve_duplex()
284 		err = get_register_params(dice, &tx_params, &rx_params);  in snd_dice_stream_reserve_duplex()
285 		if (err < 0)  in snd_dice_stream_reserve_duplex()
286 			return err;  in snd_dice_stream_reserve_duplex()
294 		err = select_clock(dice, rate);  in snd_dice_stream_reserve_duplex()
295 		if (err < 0)  in snd_dice_stream_reserve_duplex()
296 			return err;  in snd_dice_stream_reserve_duplex()
300 		err = get_register_params(dice, &tx_params, &rx_params);  in snd_dice_stream_reserve_duplex()
301 		if (err < 0)  in snd_dice_stream_reserve_duplex()
302 			return err;  in snd_dice_stream_reserve_duplex()
304 		err = keep_dual_resources(dice, rate, AMDTP_IN_STREAM,  in snd_dice_stream_reserve_duplex()
306 		if (err < 0)  in snd_dice_stream_reserve_duplex()
309 		err = keep_dual_resources(dice, rate, AMDTP_OUT_STREAM,  in snd_dice_stream_reserve_duplex()
311 		if (err < 0)  in snd_dice_stream_reserve_duplex()
314 		err = amdtp_domain_set_events_per_period(&dice->domain,  in snd_dice_stream_reserve_duplex()
316 		if (err < 0)  in snd_dice_stream_reserve_duplex()
323 	return err;  in snd_dice_stream_reserve_duplex()
331 	int err;  in start_streams()  local
348 			err = snd_dice_transaction_write_tx(dice,  in start_streams()
352 			err = snd_dice_transaction_write_rx(dice,  in start_streams()
356 		if (err < 0)  in start_streams()
357 			return err;  in start_streams()
361 			err = snd_dice_transaction_write_tx(dice,  in start_streams()
364 			if (err < 0)  in start_streams()
365 				return err;  in start_streams()
368 		err = amdtp_domain_add_stream(&dice->domain, stream,  in start_streams()
370 		if (err < 0)  in start_streams()
371 			return err;  in start_streams()
389 	int err;  in snd_dice_stream_start_duplex()  local
394 	err = get_register_params(dice, &tx_params, &rx_params);  in snd_dice_stream_start_duplex()
395 	if (err < 0)  in snd_dice_stream_start_duplex()
396 		return err;  in snd_dice_stream_start_duplex()
418 	err = snd_dice_transaction_get_rate(dice, &rate);  in snd_dice_stream_start_duplex()
419 	if (err < 0)  in snd_dice_stream_start_duplex()
420 		return err;  in snd_dice_stream_start_duplex()
421 	err = snd_dice_stream_get_rate_mode(dice, rate, &mode);  in snd_dice_stream_start_duplex()
422 	if (err < 0)  in snd_dice_stream_start_duplex()
423 		return err;  in snd_dice_stream_start_duplex()
434 		err = start_streams(dice, AMDTP_IN_STREAM, rate, &tx_params);  in snd_dice_stream_start_duplex()
435 		if (err < 0)  in snd_dice_stream_start_duplex()
438 		err = start_streams(dice, AMDTP_OUT_STREAM, rate, &rx_params);  in snd_dice_stream_start_duplex()
439 		if (err < 0)  in snd_dice_stream_start_duplex()
442 		err = snd_dice_transaction_set_enable(dice);  in snd_dice_stream_start_duplex()
443 		if (err < 0) {  in snd_dice_stream_start_duplex()
453 		err = amdtp_domain_start(&dice->domain, 0, true, false);  in snd_dice_stream_start_duplex()
454 		if (err < 0)  in snd_dice_stream_start_duplex()
458 			err = -ETIMEDOUT;  in snd_dice_stream_start_duplex()
467 	return err;  in snd_dice_stream_start_duplex()
493 	int err;  in init_stream()  local
503 	err = fw_iso_resources_init(resources, dice->unit);  in init_stream()
504 	if (err < 0)  in init_stream()
508 	err = amdtp_am824_init(stream, dice->unit, dir, CIP_BLOCKING);  in init_stream()
509 	if (err < 0) {  in init_stream()
514 	return err;  in init_stream()
542 	int i, err;  in snd_dice_stream_init_duplex()  local
545 		err = init_stream(dice, AMDTP_IN_STREAM, i);  in snd_dice_stream_init_duplex()
546 		if (err < 0) {  in snd_dice_stream_init_duplex()
554 		err = init_stream(dice, AMDTP_OUT_STREAM, i);  in snd_dice_stream_init_duplex()
555 		if (err < 0) {  in snd_dice_stream_init_duplex()
564 	err = amdtp_domain_init(&dice->domain);  in snd_dice_stream_init_duplex()
565 	if (err < 0) {  in snd_dice_stream_init_duplex()
572 	return err;  in snd_dice_stream_init_duplex()
616 	int err;  in snd_dice_stream_detect_current_formats()  local
619 	err = snd_dice_detect_extension_formats(dice);  in snd_dice_stream_detect_current_formats()
620 	if (err >= 0)  in snd_dice_stream_detect_current_formats()
621 		return err;  in snd_dice_stream_detect_current_formats()
627 	err = snd_dice_transaction_get_rate(dice, &rate);  in snd_dice_stream_detect_current_formats()
628 	if (err < 0)  in snd_dice_stream_detect_current_formats()
629 		return err;  in snd_dice_stream_detect_current_formats()
631 	err = snd_dice_stream_get_rate_mode(dice, rate, &mode);  in snd_dice_stream_detect_current_formats()
632 	if (err < 0)  in snd_dice_stream_detect_current_formats()
633 		return err;  in snd_dice_stream_detect_current_formats()
640 	err = select_clock(dice, rate);  in snd_dice_stream_detect_current_formats()
641 	if (err < 0)  in snd_dice_stream_detect_current_formats()
642 		return err;  in snd_dice_stream_detect_current_formats()
644 	err = get_register_params(dice, &tx_params, &rx_params);  in snd_dice_stream_detect_current_formats()
645 	if (err < 0)  in snd_dice_stream_detect_current_formats()
646 		return err;  in snd_dice_stream_detect_current_formats()
649 		err = snd_dice_transaction_read_tx(dice,  in snd_dice_stream_detect_current_formats()
652 		if (err < 0)  in snd_dice_stream_detect_current_formats()
653 			return err;  in snd_dice_stream_detect_current_formats()
659 		err = snd_dice_transaction_read_rx(dice,  in snd_dice_stream_detect_current_formats()
662 		if (err < 0)  in snd_dice_stream_detect_current_formats()
663 			return err;  in snd_dice_stream_detect_current_formats()
680 	int err;  in snd_dice_stream_lock_try()  local
685 		err = -EBUSY;  in snd_dice_stream_lock_try()
691 	err = 0;  in snd_dice_stream_lock_try()
694 	return err;  in snd_dice_stream_lock_try()