132 pcm_init_hw_params(struct snd_efw *efw,  in pcm_init_hw_params()  argument
142 		s = &efw->tx_stream;  in pcm_init_hw_params()
143 		pcm_channels = efw->pcm_capture_channels;  in pcm_init_hw_params()
146 		s = &efw->rx_stream;  in pcm_init_hw_params()
147 		pcm_channels = efw->pcm_playback_channels;  in pcm_init_hw_params()
151 	runtime->hw.rates = efw->supported_sampling_rate;  in pcm_init_hw_params()
175 	struct snd_efw *efw = substream->private_data;  in pcm_open()  local
176 	struct amdtp_domain *d = &efw->domain;  in pcm_open()
180 	err = snd_efw_stream_lock_try(efw);  in pcm_open()
184 	err = pcm_init_hw_params(efw, substream);  in pcm_open()
188 	err = snd_efw_command_get_clock_source(efw, &clock_source);  in pcm_open()
192 	mutex_lock(&efw->mutex);  in pcm_open()
198 	    (efw->substreams_counter > 0 && d->events_per_period > 0)) {  in pcm_open()
203 		err = snd_efw_command_get_sampling_rate(efw, &sampling_rate);  in pcm_open()
205 			mutex_unlock(&efw->mutex);  in pcm_open()
216 				mutex_unlock(&efw->mutex);  in pcm_open()
224 				mutex_unlock(&efw->mutex);  in pcm_open()
230 	mutex_unlock(&efw->mutex);  in pcm_open()
236 	snd_efw_stream_lock_release(efw);  in pcm_open()
242 	struct snd_efw *efw = substream->private_data;  in pcm_close()  local
243 	snd_efw_stream_lock_release(efw);  in pcm_close()
250 	struct snd_efw *efw = substream->private_data;  in pcm_hw_params()  local
258 		mutex_lock(&efw->mutex);  in pcm_hw_params()
259 		err = snd_efw_stream_reserve_duplex(efw, rate,  in pcm_hw_params()
262 			++efw->substreams_counter;  in pcm_hw_params()
263 		mutex_unlock(&efw->mutex);  in pcm_hw_params()
271 	struct snd_efw *efw = substream->private_data;  in pcm_hw_free()  local
273 	mutex_lock(&efw->mutex);  in pcm_hw_free()
276 		--efw->substreams_counter;  in pcm_hw_free()
278 	snd_efw_stream_stop_duplex(efw);  in pcm_hw_free()
280 	mutex_unlock(&efw->mutex);  in pcm_hw_free()
287 	struct snd_efw *efw = substream->private_data;  in pcm_capture_prepare()  local
290 	err = snd_efw_stream_start_duplex(efw);  in pcm_capture_prepare()
292 		amdtp_stream_pcm_prepare(&efw->tx_stream);  in pcm_capture_prepare()
298 	struct snd_efw *efw = substream->private_data;  in pcm_playback_prepare()  local
301 	err = snd_efw_stream_start_duplex(efw);  in pcm_playback_prepare()
303 		amdtp_stream_pcm_prepare(&efw->rx_stream);  in pcm_playback_prepare()
310 	struct snd_efw *efw = substream->private_data;  in pcm_capture_trigger()  local
314 		amdtp_stream_pcm_trigger(&efw->tx_stream, substream);  in pcm_capture_trigger()
317 		amdtp_stream_pcm_trigger(&efw->tx_stream, NULL);  in pcm_capture_trigger()
327 	struct snd_efw *efw = substream->private_data;  in pcm_playback_trigger()  local
331 		amdtp_stream_pcm_trigger(&efw->rx_stream, substream);  in pcm_playback_trigger()
334 		amdtp_stream_pcm_trigger(&efw->rx_stream, NULL);  in pcm_playback_trigger()
345 	struct snd_efw *efw = sbstrm->private_data;  in pcm_capture_pointer()  local
347 	return amdtp_domain_stream_pcm_pointer(&efw->domain, &efw->tx_stream);  in pcm_capture_pointer()
351 	struct snd_efw *efw = sbstrm->private_data;  in pcm_playback_pointer()  local
353 	return amdtp_domain_stream_pcm_pointer(&efw->domain, &efw->rx_stream);  in pcm_playback_pointer()
358 	struct snd_efw *efw = substream->private_data;  in pcm_capture_ack()  local
360 	return amdtp_domain_stream_pcm_ack(&efw->domain, &efw->tx_stream);  in pcm_capture_ack()
365 	struct snd_efw *efw = substream->private_data;  in pcm_playback_ack()  local
367 	return amdtp_domain_stream_pcm_ack(&efw->domain, &efw->rx_stream);  in pcm_playback_ack()
370 int snd_efw_create_pcm_devices(struct snd_efw *efw)  in snd_efw_create_pcm_devices()  argument
395 	err = snd_pcm_new(efw->card, efw->card->driver, 0, 1, 1, &pcm);  in snd_efw_create_pcm_devices()
399 	pcm->private_data = efw;  in snd_efw_create_pcm_devices()
400 	snprintf(pcm->name, sizeof(pcm->name), "%s PCM", efw->card->shortname);  in snd_efw_create_pcm_devices()