15 	struct snd_pcm_substream *substream = rule->private;  in dice_rate_constraint()  local
16 	struct snd_dice *dice = substream->private_data;  in dice_rate_constraint()
17 	unsigned int index = substream->pcm->device;  in dice_rate_constraint()
30 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in dice_rate_constraint()
53 	struct snd_pcm_substream *substream = rule->private;  in dice_channels_constraint()  local
54 	struct snd_dice *dice = substream->private_data;  in dice_channels_constraint()
55 	unsigned int index = substream->pcm->device;  in dice_channels_constraint()
68 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in dice_channels_constraint()
127 			struct snd_pcm_substream *substream)  in init_hw_info()  argument
129 	struct snd_pcm_runtime *runtime = substream->runtime;  in init_hw_info()
131 	unsigned int index = substream->pcm->device;  in init_hw_info()
136 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in init_hw_info()
146 	err = limit_channels_and_rates(dice, substream->runtime, dir,  in init_hw_info()
152 				  dice_rate_constraint, substream,  in init_hw_info()
157 				  dice_channels_constraint, substream,  in init_hw_info()
165 static int pcm_open(struct snd_pcm_substream *substream)  in pcm_open()  argument
167 	struct snd_dice *dice = substream->private_data;  in pcm_open()
176 	err = init_hw_info(dice, substream);  in pcm_open()
213 		substream->runtime->hw.rate_min = rate;  in pcm_open()
214 		substream->runtime->hw.rate_max = rate;  in pcm_open()
217 	snd_pcm_set_sync(substream);  in pcm_open()
225 static int pcm_close(struct snd_pcm_substream *substream)  in pcm_close()  argument
227 	struct snd_dice *dice = substream->private_data;  in pcm_close()
234 static int capture_hw_params(struct snd_pcm_substream *substream,  in capture_hw_params()  argument
237 	struct snd_dice *dice = substream->private_data;  in capture_hw_params()
240 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in capture_hw_params()
245 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in capture_hw_params()
253 static int playback_hw_params(struct snd_pcm_substream *substream,  in playback_hw_params()  argument
256 	struct snd_dice *dice = substream->private_data;  in playback_hw_params()
259 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in playback_hw_params()
264 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in playback_hw_params()
273 static int capture_hw_free(struct snd_pcm_substream *substream)  in capture_hw_free()  argument
275 	struct snd_dice *dice = substream->private_data;  in capture_hw_free()
279 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in capture_hw_free()
286 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in capture_hw_free()
289 static int playback_hw_free(struct snd_pcm_substream *substream)  in playback_hw_free()  argument
291 	struct snd_dice *dice = substream->private_data;  in playback_hw_free()
295 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in playback_hw_free()
302 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in playback_hw_free()
305 static int capture_prepare(struct snd_pcm_substream *substream)  in capture_prepare()  argument
307 	struct snd_dice *dice = substream->private_data;  in capture_prepare()
308 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_prepare()
312 	err = snd_dice_stream_start_duplex(dice, substream->runtime->rate);  in capture_prepare()
319 static int playback_prepare(struct snd_pcm_substream *substream)  in playback_prepare()  argument
321 	struct snd_dice *dice = substream->private_data;  in playback_prepare()
322 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_prepare()
326 	err = snd_dice_stream_start_duplex(dice, substream->runtime->rate);  in playback_prepare()
334 static int capture_trigger(struct snd_pcm_substream *substream, int cmd)  in capture_trigger()  argument
336 	struct snd_dice *dice = substream->private_data;  in capture_trigger()
337 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_trigger()
341 		amdtp_stream_pcm_trigger(stream, substream);  in capture_trigger()
352 static int playback_trigger(struct snd_pcm_substream *substream, int cmd)  in playback_trigger()  argument
354 	struct snd_dice *dice = substream->private_data;  in playback_trigger()
355 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_trigger()
359 		amdtp_stream_pcm_trigger(stream, substream);  in playback_trigger()
371 static snd_pcm_uframes_t capture_pointer(struct snd_pcm_substream *substream)  in capture_pointer()  argument
373 	struct snd_dice *dice = substream->private_data;  in capture_pointer()
374 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_pointer()
378 static snd_pcm_uframes_t playback_pointer(struct snd_pcm_substream *substream)  in playback_pointer()  argument
380 	struct snd_dice *dice = substream->private_data;  in playback_pointer()
381 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_pointer()
386 static int capture_ack(struct snd_pcm_substream *substream)  in capture_ack()  argument
388 	struct snd_dice *dice = substream->private_data;  in capture_ack()
389 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_ack()
394 static int playback_ack(struct snd_pcm_substream *substream)  in playback_ack()  argument
396 	struct snd_dice *dice = substream->private_data;  in playback_ack()
397 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_ack()