71 static void limit_channels_and_rates(struct snd_motu *motu,  in limit_channels_and_rates()  argument
98 static int init_hw_info(struct snd_motu *motu,  in init_hw_info()  argument
109 		stream = &motu->tx_stream;  in init_hw_info()
110 		formats = &motu->tx_packet_formats;  in init_hw_info()
113 		stream = &motu->rx_stream;  in init_hw_info()
114 		formats = &motu->rx_packet_formats;  in init_hw_info()
117 	limit_channels_and_rates(motu, runtime, formats);  in init_hw_info()
135 	struct snd_motu *motu = substream->private_data;  in pcm_open()  local
136 	const struct snd_motu_protocol *const protocol = motu->spec->protocol;  in pcm_open()
141 	err = snd_motu_stream_lock_try(motu);  in pcm_open()
145 	mutex_lock(&motu->mutex);  in pcm_open()
147 	err = snd_motu_stream_cache_packet_formats(motu);  in pcm_open()
151 	err = init_hw_info(motu, substream);  in pcm_open()
159 	err = protocol->get_clock_source(motu, &src);  in pcm_open()
163 	    amdtp_stream_pcm_running(&motu->tx_stream) ||  in pcm_open()
164 	    amdtp_stream_pcm_running(&motu->rx_stream)) {  in pcm_open()
165 		err = protocol->get_clock_rate(motu, &rate);  in pcm_open()
174 	mutex_unlock(&motu->mutex);  in pcm_open()
178 	mutex_unlock(&motu->mutex);  in pcm_open()
179 	snd_motu_stream_lock_release(motu);  in pcm_open()
185 	struct snd_motu *motu = substream->private_data;  in pcm_close()  local
187 	snd_motu_stream_lock_release(motu);  in pcm_close()
195 	struct snd_motu *motu = substream->private_data;  in pcm_hw_params()  local
206 		mutex_lock(&motu->mutex);  in pcm_hw_params()
207 		err = snd_motu_stream_reserve_duplex(motu, rate);  in pcm_hw_params()
209 			++motu->substreams_counter;  in pcm_hw_params()
210 		mutex_unlock(&motu->mutex);  in pcm_hw_params()
218 	struct snd_motu *motu = substream->private_data;  in pcm_hw_free()  local
220 	mutex_lock(&motu->mutex);  in pcm_hw_free()
223 		--motu->substreams_counter;  in pcm_hw_free()
225 	snd_motu_stream_stop_duplex(motu);  in pcm_hw_free()
227 	mutex_unlock(&motu->mutex);  in pcm_hw_free()
234 	struct snd_motu *motu = substream->private_data;  in capture_prepare()  local
237 	mutex_lock(&motu->mutex);  in capture_prepare()
238 	err = snd_motu_stream_start_duplex(motu);  in capture_prepare()
239 	mutex_unlock(&motu->mutex);  in capture_prepare()
241 		amdtp_stream_pcm_prepare(&motu->tx_stream);  in capture_prepare()
247 	struct snd_motu *motu = substream->private_data;  in playback_prepare()  local
250 	mutex_lock(&motu->mutex);  in playback_prepare()
251 	err = snd_motu_stream_start_duplex(motu);  in playback_prepare()
252 	mutex_unlock(&motu->mutex);  in playback_prepare()
254 		amdtp_stream_pcm_prepare(&motu->rx_stream);  in playback_prepare()
261 	struct snd_motu *motu = substream->private_data;  in capture_trigger()  local
265 		amdtp_stream_pcm_trigger(&motu->tx_stream, substream);  in capture_trigger()
268 		amdtp_stream_pcm_trigger(&motu->tx_stream, NULL);  in capture_trigger()
278 	struct snd_motu *motu = substream->private_data;  in playback_trigger()  local
282 		amdtp_stream_pcm_trigger(&motu->rx_stream, substream);  in playback_trigger()
285 		amdtp_stream_pcm_trigger(&motu->rx_stream, NULL);  in playback_trigger()
296 	struct snd_motu *motu = substream->private_data;  in capture_pointer()  local
298 	return amdtp_stream_pcm_pointer(&motu->tx_stream);  in capture_pointer()
302 	struct snd_motu *motu = substream->private_data;  in playback_pointer()  local
304 	return amdtp_stream_pcm_pointer(&motu->rx_stream);  in playback_pointer()
309 	struct snd_motu *motu = substream->private_data;  in capture_ack()  local
311 	return amdtp_stream_pcm_ack(&motu->tx_stream);  in capture_ack()
316 	struct snd_motu *motu = substream->private_data;  in playback_ack()  local
318 	return amdtp_stream_pcm_ack(&motu->rx_stream);  in playback_ack()
321 int snd_motu_create_pcm_devices(struct snd_motu *motu)  in snd_motu_create_pcm_devices()  argument
350 	err = snd_pcm_new(motu->card, motu->card->driver, 0, 1, 1, &pcm);  in snd_motu_create_pcm_devices()
353 	pcm->private_data = motu;  in snd_motu_create_pcm_devices()
354 	strcpy(pcm->name, motu->card->shortname);  in snd_motu_create_pcm_devices()