Lines Matching defs:efw

132 pcm_init_hw_params(struct snd_efw *efw,
142 		s = &efw->tx_stream;
143 		pcm_channels = efw->pcm_capture_channels;
146 		s = &efw->rx_stream;
147 		pcm_channels = efw->pcm_playback_channels;
151 	runtime->hw.rates = efw->supported_sampling_rate;
175 	struct snd_efw *efw = substream->private_data;
176 	struct amdtp_domain *d = &efw->domain;
180 	err = snd_efw_stream_lock_try(efw);
184 	err = pcm_init_hw_params(efw, substream);
188 	err = snd_efw_command_get_clock_source(efw, &clock_source);
192 	scoped_guard(mutex, &efw->mutex) {
197 		    (efw->substreams_counter > 0 && d->events_per_period > 0)) {
202 			err = snd_efw_command_get_sampling_rate(efw, &sampling_rate);
228 	snd_efw_stream_lock_release(efw);
234 	struct snd_efw *efw = substream->private_data;
235 	snd_efw_stream_lock_release(efw);
242 	struct snd_efw *efw = substream->private_data;
250 		guard(mutex)(&efw->mutex);
251 		err = snd_efw_stream_reserve_duplex(efw, rate,
254 			++efw->substreams_counter;
262 	struct snd_efw *efw = substream->private_data;
264 	guard(mutex)(&efw->mutex);
267 		--efw->substreams_counter;
269 	snd_efw_stream_stop_duplex(efw);
276 	struct snd_efw *efw = substream->private_data;
279 	err = snd_efw_stream_start_duplex(efw);
281 		amdtp_stream_pcm_prepare(&efw->tx_stream);
287 	struct snd_efw *efw = substream->private_data;
290 	err = snd_efw_stream_start_duplex(efw);
292 		amdtp_stream_pcm_prepare(&efw->rx_stream);
299 	struct snd_efw *efw = substream->private_data;
303 		amdtp_stream_pcm_trigger(&efw->tx_stream, substream);
306 		amdtp_stream_pcm_trigger(&efw->tx_stream, NULL);
316 	struct snd_efw *efw = substream->private_data;
320 		amdtp_stream_pcm_trigger(&efw->rx_stream, substream);
323 		amdtp_stream_pcm_trigger(&efw->rx_stream, NULL);
334 	struct snd_efw *efw = sbstrm->private_data;
336 	return amdtp_domain_stream_pcm_pointer(&efw->domain, &efw->tx_stream);
340 	struct snd_efw *efw = sbstrm->private_data;
342 	return amdtp_domain_stream_pcm_pointer(&efw->domain, &efw->rx_stream);
347 	struct snd_efw *efw = substream->private_data;
349 	return amdtp_domain_stream_pcm_ack(&efw->domain, &efw->tx_stream);
354 	struct snd_efw *efw = substream->private_data;
356 	return amdtp_domain_stream_pcm_ack(&efw->domain, &efw->rx_stream);
359 int snd_efw_create_pcm_devices(struct snd_efw *efw)
384 	err = snd_pcm_new(efw->card, efw->card->driver, 0, 1, 1, &pcm);
388 	pcm->private_data = efw;
390 	snprintf(pcm->name, sizeof(pcm->name), "%s PCM", efw->card->shortname);