14 	struct snd_pcm_substream *substream = rule->private;  in dice_rate_constraint()  local
15 	struct snd_dice *dice = substream->private_data;  in dice_rate_constraint()
16 	unsigned int index = substream->pcm->device;  in dice_rate_constraint()
29 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in dice_rate_constraint()
52 	struct snd_pcm_substream *substream = rule->private;  in dice_channels_constraint()  local
53 	struct snd_dice *dice = substream->private_data;  in dice_channels_constraint()
54 	unsigned int index = substream->pcm->device;  in dice_channels_constraint()
67 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in dice_channels_constraint()
126 			struct snd_pcm_substream *substream)  in init_hw_info()  argument
128 	struct snd_pcm_runtime *runtime = substream->runtime;  in init_hw_info()
130 	unsigned int index = substream->pcm->device;  in init_hw_info()
135 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in init_hw_info()
145 	err = limit_channels_and_rates(dice, substream->runtime, dir,  in init_hw_info()
151 				  dice_rate_constraint, substream,  in init_hw_info()
156 				  dice_channels_constraint, substream,  in init_hw_info()
164 static int pcm_open(struct snd_pcm_substream *substream)  in pcm_open()  argument
166 	struct snd_dice *dice = substream->private_data;  in pcm_open()
175 	err = init_hw_info(dice, substream);  in pcm_open()
212 		substream->runtime->hw.rate_min = rate;  in pcm_open()
213 		substream->runtime->hw.rate_max = rate;  in pcm_open()
216 	snd_pcm_set_sync(substream);  in pcm_open()
224 static int pcm_close(struct snd_pcm_substream *substream)  in pcm_close()  argument
226 	struct snd_dice *dice = substream->private_data;  in pcm_close()
233 static int pcm_hw_params(struct snd_pcm_substream *substream,  in pcm_hw_params()  argument
236 	struct snd_dice *dice = substream->private_data;  in pcm_hw_params()
239 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in pcm_hw_params()
244 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in pcm_hw_params()
257 static int pcm_hw_free(struct snd_pcm_substream *substream)  in pcm_hw_free()  argument
259 	struct snd_dice *dice = substream->private_data;  in pcm_hw_free()
263 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in pcm_hw_free()
270 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in pcm_hw_free()
273 static int capture_prepare(struct snd_pcm_substream *substream)  in capture_prepare()  argument
275 	struct snd_dice *dice = substream->private_data;  in capture_prepare()
276 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_prepare()
287 static int playback_prepare(struct snd_pcm_substream *substream)  in playback_prepare()  argument
289 	struct snd_dice *dice = substream->private_data;  in playback_prepare()
290 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_prepare()
302 static int capture_trigger(struct snd_pcm_substream *substream, int cmd)  in capture_trigger()  argument
304 	struct snd_dice *dice = substream->private_data;  in capture_trigger()
305 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_trigger()
309 		amdtp_stream_pcm_trigger(stream, substream);  in capture_trigger()
320 static int playback_trigger(struct snd_pcm_substream *substream, int cmd)  in playback_trigger()  argument
322 	struct snd_dice *dice = substream->private_data;  in playback_trigger()
323 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_trigger()
327 		amdtp_stream_pcm_trigger(stream, substream);  in playback_trigger()
339 static snd_pcm_uframes_t capture_pointer(struct snd_pcm_substream *substream)  in capture_pointer()  argument
341 	struct snd_dice *dice = substream->private_data;  in capture_pointer()
342 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_pointer()
346 static snd_pcm_uframes_t playback_pointer(struct snd_pcm_substream *substream)  in playback_pointer()  argument
348 	struct snd_dice *dice = substream->private_data;  in playback_pointer()
349 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_pointer()
354 static int capture_ack(struct snd_pcm_substream *substream)  in capture_ack()  argument
356 	struct snd_dice *dice = substream->private_data;  in capture_ack()
357 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_ack()
362 static int playback_ack(struct snd_pcm_substream *substream)  in playback_ack()  argument
364 	struct snd_dice *dice = substream->private_data;  in playback_ack()
365 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_ack()