136 	struct snd_soc_pcm_runtime *fe = cstream->private_data;  in soc_compr_open_fe()  local
138 		 fe->pcm->streams[cstream->direction].substream;  in soc_compr_open_fe()
139 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0);  in soc_compr_open_fe()
145 	mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);  in soc_compr_open_fe()
146 	fe->dpcm[stream].runtime = fe_substream->runtime;  in soc_compr_open_fe()
148 	ret = dpcm_path_get(fe, stream, &list);  in soc_compr_open_fe()
152 	/* calculate valid and active FE <-> BE dpcms */  in soc_compr_open_fe()
153 	dpcm_process_paths(fe, stream, &list, 1);  in soc_compr_open_fe()
154 	fe->dpcm[stream].runtime = fe_substream->runtime;  in soc_compr_open_fe()
156 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;  in soc_compr_open_fe()
158 	ret = dpcm_be_dai_startup(fe, stream);  in soc_compr_open_fe()
161 		for_each_dpcm_be(fe, stream, dpcm)  in soc_compr_open_fe()
164 		dpcm_be_disconnect(fe, stream);  in soc_compr_open_fe()
165 		fe->dpcm[stream].runtime = NULL;  in soc_compr_open_fe()
181 	dpcm_clear_pending_state(fe, stream);  in soc_compr_open_fe()
184 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN;  in soc_compr_open_fe()
185 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;  in soc_compr_open_fe()
187 	mutex_lock_nested(&fe->card->pcm_mutex, fe->card->pcm_subclass);  in soc_compr_open_fe()
188 	snd_soc_runtime_activate(fe, stream);  in soc_compr_open_fe()
189 	mutex_unlock(&fe->card->pcm_mutex);  in soc_compr_open_fe()
191 	mutex_unlock(&fe->card->mutex);  in soc_compr_open_fe()
202 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;  in soc_compr_open_fe()
203 	mutex_unlock(&fe->card->mutex);  in soc_compr_open_fe()
209 	struct snd_soc_pcm_runtime *fe = cstream->private_data;  in soc_compr_free_fe()  local
210 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0);  in soc_compr_free_fe()
214 	mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);  in soc_compr_free_fe()
216 	mutex_lock_nested(&fe->card->pcm_mutex, fe->card->pcm_subclass);  in soc_compr_free_fe()
217 	snd_soc_runtime_deactivate(fe, stream);  in soc_compr_free_fe()
218 	mutex_unlock(&fe->card->pcm_mutex);  in soc_compr_free_fe()
220 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;  in soc_compr_free_fe()
222 	dpcm_be_dai_hw_free(fe, stream);  in soc_compr_free_fe()
224 	dpcm_be_dai_shutdown(fe, stream);  in soc_compr_free_fe()
226 	/* mark FE's links ready to prune */  in soc_compr_free_fe()
227 	for_each_dpcm_be(fe, stream, dpcm)  in soc_compr_free_fe()
230 	dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_STOP);  in soc_compr_free_fe()
232 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE;  in soc_compr_free_fe()
233 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;  in soc_compr_free_fe()
235 	dpcm_be_disconnect(fe, stream);  in soc_compr_free_fe()
237 	fe->dpcm[stream].runtime = NULL;  in soc_compr_free_fe()
245 	mutex_unlock(&fe->card->mutex);  in soc_compr_free_fe()
283 	struct snd_soc_pcm_runtime *fe = cstream->private_data;  in soc_compr_trigger_fe()  local
284 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0);  in soc_compr_trigger_fe()
292 	mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);  in soc_compr_trigger_fe()
302 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;  in soc_compr_trigger_fe()
304 	ret = dpcm_be_dai_trigger(fe, stream, cmd);  in soc_compr_trigger_fe()
310 		fe->dpcm[stream].state = SND_SOC_DPCM_STATE_START;  in soc_compr_trigger_fe()
314 		fe->dpcm[stream].state = SND_SOC_DPCM_STATE_STOP;  in soc_compr_trigger_fe()
317 		fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED;  in soc_compr_trigger_fe()
322 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;  in soc_compr_trigger_fe()
323 	mutex_unlock(&fe->card->mutex);  in soc_compr_trigger_fe()
374 	struct snd_soc_pcm_runtime *fe = cstream->private_data;  in soc_compr_set_params_fe()  local
376 		 fe->pcm->streams[cstream->direction].substream;  in soc_compr_set_params_fe()
377 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0);  in soc_compr_set_params_fe()
381 	mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);  in soc_compr_set_params_fe()
388 	memset(&fe->dpcm[fe_substream->stream].hw_params, 0,  in soc_compr_set_params_fe()
391 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;  in soc_compr_set_params_fe()
393 	ret = dpcm_be_dai_hw_params(fe, stream);  in soc_compr_set_params_fe()
397 	ret = dpcm_be_dai_prepare(fe, stream);  in soc_compr_set_params_fe()
413 	dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_START);  in soc_compr_set_params_fe()
414 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;  in soc_compr_set_params_fe()
417 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;  in soc_compr_set_params_fe()
418 	mutex_unlock(&fe->card->mutex);  in soc_compr_set_params_fe()