170 azx_assign_device(struct azx *chip, struct snd_pcm_substream *substream)  in azx_assign_device()  argument
175 	int key = (substream->pcm->device << 16) | (substream->number << 2) |  in azx_assign_device()
176 		(substream->stream + 1);  in azx_assign_device()
178 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in azx_assign_device()
219 	struct snd_pcm_substream *substream = azx_dev->substream;  in azx_cc_read()  local
220 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_cc_read()
226 static void azx_timecounter_init(struct snd_pcm_substream *substream,  in azx_timecounter_init()  argument
229 	struct azx_dev *azx_dev = get_azx_dev(substream);  in azx_timecounter_init()
261 to_hda_pcm_stream(struct snd_pcm_substream *substream)  in to_hda_pcm_stream()  argument
263 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in to_hda_pcm_stream()
264 	return &apcm->info->stream[substream->stream];  in to_hda_pcm_stream()
267 static u64 azx_adjust_codec_delay(struct snd_pcm_substream *substream,  in azx_adjust_codec_delay()  argument
270 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_adjust_codec_delay()
271 	struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);  in azx_adjust_codec_delay()
277 	codec_frames = hinfo->ops.get_delay(hinfo, apcm->codec, substream);  in azx_adjust_codec_delay()
279 			      substream->runtime->rate);  in azx_adjust_codec_delay()
281 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in azx_adjust_codec_delay()
334 			     struct snd_pcm_substream *substream,  in azx_setup_periods()  argument
356 		struct snd_pcm_runtime *runtime = substream->runtime;  in azx_setup_periods()
370 			ofs = setup_bdle(chip, snd_pcm_get_dma_buf(substream),  in azx_setup_periods()
381 			ofs = setup_bdle(chip, snd_pcm_get_dma_buf(substream),  in azx_setup_periods()
385 			ofs = setup_bdle(chip, snd_pcm_get_dma_buf(substream),  in azx_setup_periods()
404 static int azx_pcm_close(struct snd_pcm_substream *substream)  in azx_pcm_close()  argument
406 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_close()
407 	struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);  in azx_pcm_close()
409 	struct azx_dev *azx_dev = get_azx_dev(substream);  in azx_pcm_close()
414 	azx_dev->substream = NULL;  in azx_pcm_close()
419 		hinfo->ops.close(hinfo, apcm->codec, substream);  in azx_pcm_close()
426 static int azx_pcm_hw_params(struct snd_pcm_substream *substream,  in azx_pcm_hw_params()  argument
429 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_hw_params()
433 	dsp_lock(get_azx_dev(substream));  in azx_pcm_hw_params()
434 	if (dsp_is_locked(get_azx_dev(substream))) {  in azx_pcm_hw_params()
439 	ret = chip->ops->substream_alloc_pages(chip, substream,  in azx_pcm_hw_params()
442 	dsp_unlock(get_azx_dev(substream));  in azx_pcm_hw_params()
446 static int azx_pcm_hw_free(struct snd_pcm_substream *substream)  in azx_pcm_hw_free()  argument
448 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_hw_free()
449 	struct azx_dev *azx_dev = get_azx_dev(substream);  in azx_pcm_hw_free()
451 	struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);  in azx_pcm_hw_free()
465 	snd_hda_codec_cleanup(apcm->codec, hinfo, substream);  in azx_pcm_hw_free()
467 	err = chip->ops->substream_free_pages(chip, substream);  in azx_pcm_hw_free()
473 static int azx_pcm_prepare(struct snd_pcm_substream *substream)  in azx_pcm_prepare()  argument
475 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_prepare()
477 	struct azx_dev *azx_dev = get_azx_dev(substream);  in azx_pcm_prepare()
478 	struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);  in azx_pcm_prepare()
479 	struct snd_pcm_runtime *runtime = substream->runtime;  in azx_pcm_prepare()
507 	bufsize = snd_pcm_lib_buffer_bytes(substream);  in azx_pcm_prepare()
508 	period_bytes = snd_pcm_lib_period_bytes(substream);  in azx_pcm_prepare()
521 		err = azx_setup_periods(chip, substream, azx_dev);  in azx_pcm_prepare()
539 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in azx_pcm_prepare()
551 				     azx_dev->format_val, substream);  in azx_pcm_prepare()
560 static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in azx_pcm_trigger()  argument
562 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_trigger()
569 	azx_dev = get_azx_dev(substream);  in azx_pcm_trigger()
591 	snd_pcm_group_for_each_entry(s, substream) {  in azx_pcm_trigger()
592 		if (s->pcm->card != substream->pcm->card)  in azx_pcm_trigger()
597 		snd_pcm_trigger_done(s, substream);  in azx_pcm_trigger()
609 	snd_pcm_group_for_each_entry(s, substream) {  in azx_pcm_trigger()
610 		if (s->pcm->card != substream->pcm->card)  in azx_pcm_trigger()
629 			snd_pcm_group_for_each_entry(s, substream) {  in azx_pcm_trigger()
630 				if (s->pcm->card != substream->pcm->card)  in azx_pcm_trigger()
645 			snd_pcm_group_for_each_entry(s, substream) {  in azx_pcm_trigger()
646 				if (s->pcm->card != substream->pcm->card)  in azx_pcm_trigger()
666 		azx_timecounter_init(substream, 0, 0);  in azx_pcm_trigger()
667 		snd_pcm_gettime(substream->runtime, &substream->runtime->trigger_tstamp);  in azx_pcm_trigger()
668 		substream->runtime->trigger_tstamp_latched = true;  in azx_pcm_trigger()
674 			azx_dev = get_azx_dev(substream);  in azx_pcm_trigger()
677 			snd_pcm_group_for_each_entry(s, substream) {  in azx_pcm_trigger()
678 				if (s->pcm->card != substream->pcm->card)  in azx_pcm_trigger()
703 	struct snd_pcm_substream *substream = azx_dev->substream;  in azx_get_position()  local
705 	int stream = substream->stream;  in azx_get_position()
716 	if (substream->runtime) {  in azx_get_position()
717 		struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_get_position()
718 		struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);  in azx_get_position()
724 						      substream);  in azx_get_position()
725 		substream->runtime->delay = delay;  in azx_get_position()
733 static snd_pcm_uframes_t azx_pcm_pointer(struct snd_pcm_substream *substream)  in azx_pcm_pointer()  argument
735 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_pointer()
737 	struct azx_dev *azx_dev = get_azx_dev(substream);  in azx_pcm_pointer()
738 	return bytes_to_frames(substream->runtime,  in azx_pcm_pointer()
742 static int azx_get_time_info(struct snd_pcm_substream *substream,  in azx_get_time_info()  argument
747 	struct azx_dev *azx_dev = get_azx_dev(substream);  in azx_get_time_info()
750 	if ((substream->runtime->hw.info & SNDRV_PCM_INFO_HAS_LINK_ATIME) &&  in azx_get_time_info()
753 		snd_pcm_gettime(substream->runtime, system_ts);  in azx_get_time_info()
758 			nsec = azx_adjust_codec_delay(substream, nsec);  in azx_get_time_info()
798 static int azx_pcm_open(struct snd_pcm_substream *substream)  in azx_pcm_open()  argument
800 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_open()
801 	struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);  in azx_pcm_open()
804 	struct snd_pcm_runtime *runtime = substream->runtime;  in azx_pcm_open()
811 	azx_dev = azx_assign_device(chip, substream);  in azx_pcm_open()
850 		err = hinfo->ops.open(hinfo, apcm->codec, substream);  in azx_pcm_open()
865 			hinfo->ops.close(hinfo, apcm->codec, substream);  in azx_pcm_open()
872 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in azx_pcm_open()
878 	azx_dev->substream = substream;  in azx_pcm_open()
883 	snd_pcm_set_sync(substream);  in azx_pcm_open()
895 static int azx_pcm_mmap(struct snd_pcm_substream *substream,  in azx_pcm_mmap()  argument
898 	struct azx_pcm *apcm = snd_pcm_substream_chip(substream);  in azx_pcm_mmap()
901 		chip->ops->pcm_mmap_prepare(substream, area);  in azx_pcm_mmap()
902 	return snd_pcm_lib_default_mmap(substream, area);  in azx_pcm_mmap()
1724 			if (!azx_dev->substream || !azx_dev->running ||  in azx_interrupt()
1731 				snd_pcm_period_elapsed(azx_dev->substream);  in azx_interrupt()