sound/soc/soc-dapm.c

2740 static int dapm_update_dai_unlocked(struct snd_pcm_substream *substream,
2744 	int dir = substream->stream;
2773 int snd_soc_dapm_update_dai(struct snd_pcm_substream *substream,
2777 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
2781 	ret = dapm_update_dai_unlocked(substream, params, dai);
3881 			       struct snd_pcm_substream *substream)
3885 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
3911 	substream->runtime = runtime;
3913 	substream->stream = SNDRV_PCM_STREAM_CAPTURE;
3917 		ret = snd_soc_dai_startup(source, substream);
3921 		snd_soc_dai_activate(source, substream->stream);
3924 	substream->stream = SNDRV_PCM_STREAM_PLAYBACK;
3928 		ret = snd_soc_dai_startup(sink, substream);
3932 		snd_soc_dai_activate(sink, substream->stream);
3935 	substream->hw_opened = 1;
3969 	substream->stream = SNDRV_PCM_STREAM_CAPTURE;
3973 		ret = snd_soc_dai_hw_params(source, substream, params);
3977 		dapm_update_dai_unlocked(substream, params, source);
3980 	substream->stream = SNDRV_PCM_STREAM_PLAYBACK;
3984 		ret = snd_soc_dai_hw_params(sink, substream, params);
3988 		dapm_update_dai_unlocked(substream, params, sink);
4008 	struct snd_pcm_substream *substream = w->priv;
4009 	int ret = 0, saved_stream = substream->stream;
4017 		ret = snd_soc_dai_link_event_pre_pmu(w, substream);
4040 		substream->stream = SNDRV_PCM_STREAM_CAPTURE;
4043 			snd_soc_dai_hw_free(source, substream, 0);
4046 		substream->stream = SNDRV_PCM_STREAM_PLAYBACK;
4049 			snd_soc_dai_hw_free(sink, substream, 0);
4052 		substream->stream = SNDRV_PCM_STREAM_CAPTURE;
4055 			snd_soc_dai_deactivate(source, substream->stream);
4056 			snd_soc_dai_shutdown(source, substream, 0);
4059 		substream->stream = SNDRV_PCM_STREAM_PLAYBACK;
4062 			snd_soc_dai_deactivate(sink, substream->stream);
4063 			snd_soc_dai_shutdown(sink, substream, 0);
4068 		kfree(substream->runtime);
4077 	/* Restore the substream direction */
4078 	substream->stream = saved_stream;
4202 		     struct snd_pcm_substream *substream,
4205 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
4258 	w->priv = substream;
4432 			struct snd_pcm_substream *substream = rtd->pcm->streams[stream].substream;
4433 			struct snd_soc_dapm_widget *dai = snd_soc_dapm_new_dai(card, substream,