278 	int retval;  in snd_compr_write()  local
300 		retval = stream->ops->copy(stream, cbuf, avail);  in snd_compr_write()
302 		retval = snd_compr_write_data(stream, buf, avail);  in snd_compr_write()
304 	if (retval > 0)  in snd_compr_write()
305 		stream->runtime->total_bytes_available += retval;  in snd_compr_write()
315 	return retval;  in snd_compr_write()
325 	int retval;  in snd_compr_read()  local
343 		retval = -EBADFD;  in snd_compr_read()
354 		retval = stream->ops->copy(stream, buf, avail);  in snd_compr_read()
356 		retval = -ENXIO;  in snd_compr_read()
359 	if (retval > 0)  in snd_compr_read()
360 		stream->runtime->total_bytes_transferred += retval;  in snd_compr_read()
364 	return retval;  in snd_compr_read()
385 	int retval = 0;  in snd_compr_poll()  local
395 		retval = -EBADFD;  in snd_compr_poll()
408 		retval = snd_compr_get_poll(stream);  in snd_compr_poll()
415 			retval = snd_compr_get_poll(stream);  in snd_compr_poll()
419 			retval = POLLOUT | POLLWRNORM | POLLERR;  in snd_compr_poll()
421 			retval = POLLIN | POLLRDNORM | POLLERR;  in snd_compr_poll()
426 	return retval;  in snd_compr_poll()
432 	int retval;  in snd_compr_get_caps()  local
439 	retval = stream->ops->get_caps(stream, &caps);  in snd_compr_get_caps()
440 	if (retval)  in snd_compr_get_caps()
443 		retval = -EFAULT;  in snd_compr_get_caps()
445 	return retval;  in snd_compr_get_caps()
452 	int retval;  in snd_compr_get_codec_caps()  local
462 	retval = stream->ops->get_codec_caps(stream, caps);  in snd_compr_get_codec_caps()
463 	if (retval)  in snd_compr_get_codec_caps()
466 		retval = -EFAULT;  in snd_compr_get_codec_caps()
470 	return retval;  in snd_compr_get_codec_caps()
520 	int retval;  in snd_compr_set_params()  local
531 			retval = -EFAULT;  in snd_compr_set_params()
535 		retval = snd_compress_check_input(params);  in snd_compr_set_params()
536 		if (retval)  in snd_compr_set_params()
539 		retval = snd_compr_allocate_buffer(stream, params);  in snd_compr_set_params()
540 		if (retval) {  in snd_compr_set_params()
541 			retval = -ENOMEM;  in snd_compr_set_params()
545 		retval = stream->ops->set_params(stream, params);  in snd_compr_set_params()
546 		if (retval)  in snd_compr_set_params()
561 	return retval;  in snd_compr_set_params()
568 	int retval;  in snd_compr_get_params()  local
576 	retval = stream->ops->get_params(stream, params);  in snd_compr_get_params()
577 	if (retval)  in snd_compr_get_params()
580 		retval = -EFAULT;  in snd_compr_get_params()
584 	return retval;  in snd_compr_get_params()
591 	int retval;  in snd_compr_get_metadata()  local
599 	retval = stream->ops->get_metadata(stream, &metadata);  in snd_compr_get_metadata()
600 	if (retval != 0)  in snd_compr_get_metadata()
601 		return retval;  in snd_compr_get_metadata()
613 	int retval;  in snd_compr_set_metadata()  local
624 	retval = stream->ops->set_metadata(stream, &metadata);  in snd_compr_set_metadata()
627 	return retval;  in snd_compr_set_metadata()
645 	int retval;  in snd_compr_pause()  local
649 	retval = stream->ops->trigger(stream, SNDRV_PCM_TRIGGER_PAUSE_PUSH);  in snd_compr_pause()
650 	if (!retval)  in snd_compr_pause()
652 	return retval;  in snd_compr_pause()
657 	int retval;  in snd_compr_resume()  local
661 	retval = stream->ops->trigger(stream, SNDRV_PCM_TRIGGER_PAUSE_RELEASE);  in snd_compr_resume()
662 	if (!retval)  in snd_compr_resume()
664 	return retval;  in snd_compr_resume()
669 	int retval;  in snd_compr_start()  local
673 	retval = stream->ops->trigger(stream, SNDRV_PCM_TRIGGER_START);  in snd_compr_start()
674 	if (!retval)  in snd_compr_start()
676 	return retval;  in snd_compr_start()
681 	int retval;  in snd_compr_stop()  local
686 	retval = stream->ops->trigger(stream, SNDRV_PCM_TRIGGER_STOP);  in snd_compr_stop()
687 	if (!retval) {  in snd_compr_stop()
692 	return retval;  in snd_compr_stop()
732 	int retval;  in snd_compr_drain()  local
738 	retval = stream->ops->trigger(stream, SND_COMPR_TRIGGER_DRAIN);  in snd_compr_drain()
739 	if (retval) {  in snd_compr_drain()
740 		pr_debug("SND_COMPR_TRIGGER_DRAIN failed %d\n", retval);  in snd_compr_drain()
742 		return retval;  in snd_compr_drain()
750 	int retval;  in snd_compr_next_track()  local
762 	retval = stream->ops->trigger(stream, SND_COMPR_TRIGGER_NEXT_TRACK);  in snd_compr_next_track()
763 	if (retval != 0)  in snd_compr_next_track()
764 		return retval;  in snd_compr_next_track()
772 	int retval;  in snd_compr_partial_drain()  local
780 	retval = stream->ops->trigger(stream, SND_COMPR_TRIGGER_PARTIAL_DRAIN);  in snd_compr_partial_drain()
781 	if (retval) {  in snd_compr_partial_drain()
784 		return retval;  in snd_compr_partial_drain()
795 	int retval = -ENOTTY;  in snd_compr_ioctl()  local
805 		retval = put_user(SNDRV_COMPRESS_VERSION,  in snd_compr_ioctl()
809 		retval = snd_compr_get_caps(stream, arg);  in snd_compr_ioctl()
813 		retval = snd_compr_get_codec_caps(stream, arg);  in snd_compr_ioctl()
817 		retval = snd_compr_set_params(stream, arg);  in snd_compr_ioctl()
820 		retval = snd_compr_get_params(stream, arg);  in snd_compr_ioctl()
823 		retval = snd_compr_set_metadata(stream, arg);  in snd_compr_ioctl()
826 		retval = snd_compr_get_metadata(stream, arg);  in snd_compr_ioctl()
829 		retval = snd_compr_tstamp(stream, arg);  in snd_compr_ioctl()
832 		retval = snd_compr_ioctl_avail(stream, arg);  in snd_compr_ioctl()
835 		retval = snd_compr_pause(stream);  in snd_compr_ioctl()
838 		retval = snd_compr_resume(stream);  in snd_compr_ioctl()
841 		retval = snd_compr_start(stream);  in snd_compr_ioctl()
844 		retval = snd_compr_stop(stream);  in snd_compr_ioctl()
847 		retval = snd_compr_drain(stream);  in snd_compr_ioctl()
850 		retval = snd_compr_partial_drain(stream);  in snd_compr_ioctl()
853 		retval = snd_compr_next_track(stream);  in snd_compr_ioctl()
858 	return retval;  in snd_compr_ioctl()
972 	int retval;  in snd_compress_register()  local
991 	retval = snd_compress_add_device(device);  in snd_compress_register()
993 	return retval;  in snd_compress_register()