55 			struct snd_pcm_substream *substream)  in init_hw_info()  argument
57 	struct snd_pcm_runtime *runtime = substream->runtime;  in init_hw_info()
65 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in init_hw_info()
68 		stream = &dice->tx_stream[substream->pcm->device];  in init_hw_info()
74 		stream = &dice->rx_stream[substream->pcm->device];  in init_hw_info()
83 	if (substream->pcm->device >= count)  in init_hw_info()
87 	err = limit_channels_and_rates(dice, substream->runtime, dir,  in init_hw_info()
88 				       substream->pcm->device, size);  in init_hw_info()
95 static int pcm_open(struct snd_pcm_substream *substream)  in pcm_open()  argument
97 	struct snd_dice *dice = substream->private_data;  in pcm_open()
104 	err = init_hw_info(dice, substream);  in pcm_open()
108 	snd_pcm_set_sync(substream);  in pcm_open()
116 static int pcm_close(struct snd_pcm_substream *substream)  in pcm_close()  argument
118 	struct snd_dice *dice = substream->private_data;  in pcm_close()
125 static int capture_hw_params(struct snd_pcm_substream *substream,  in capture_hw_params()  argument
128 	struct snd_dice *dice = substream->private_data;  in capture_hw_params()
131 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in capture_hw_params()
136 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in capture_hw_params()
144 static int playback_hw_params(struct snd_pcm_substream *substream,  in playback_hw_params()  argument
147 	struct snd_dice *dice = substream->private_data;  in playback_hw_params()
150 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in playback_hw_params()
155 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in playback_hw_params()
164 static int capture_hw_free(struct snd_pcm_substream *substream)  in capture_hw_free()  argument
166 	struct snd_dice *dice = substream->private_data;  in capture_hw_free()
170 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in capture_hw_free()
177 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in capture_hw_free()
180 static int playback_hw_free(struct snd_pcm_substream *substream)  in playback_hw_free()  argument
182 	struct snd_dice *dice = substream->private_data;  in playback_hw_free()
186 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in playback_hw_free()
193 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in playback_hw_free()
196 static int capture_prepare(struct snd_pcm_substream *substream)  in capture_prepare()  argument
198 	struct snd_dice *dice = substream->private_data;  in capture_prepare()
199 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_prepare()
203 	err = snd_dice_stream_start_duplex(dice, substream->runtime->rate);  in capture_prepare()
210 static int playback_prepare(struct snd_pcm_substream *substream)  in playback_prepare()  argument
212 	struct snd_dice *dice = substream->private_data;  in playback_prepare()
213 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_prepare()
217 	err = snd_dice_stream_start_duplex(dice, substream->runtime->rate);  in playback_prepare()
225 static int capture_trigger(struct snd_pcm_substream *substream, int cmd)  in capture_trigger()  argument
227 	struct snd_dice *dice = substream->private_data;  in capture_trigger()
228 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_trigger()
232 		amdtp_stream_pcm_trigger(stream, substream);  in capture_trigger()
243 static int playback_trigger(struct snd_pcm_substream *substream, int cmd)  in playback_trigger()  argument
245 	struct snd_dice *dice = substream->private_data;  in playback_trigger()
246 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_trigger()
250 		amdtp_stream_pcm_trigger(stream, substream);  in playback_trigger()
262 static snd_pcm_uframes_t capture_pointer(struct snd_pcm_substream *substream)  in capture_pointer()  argument
264 	struct snd_dice *dice = substream->private_data;  in capture_pointer()
265 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_pointer()
269 static snd_pcm_uframes_t playback_pointer(struct snd_pcm_substream *substream)  in playback_pointer()  argument
271 	struct snd_dice *dice = substream->private_data;  in playback_pointer()
272 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_pointer()
277 static int capture_ack(struct snd_pcm_substream *substream)  in capture_ack()  argument
279 	struct snd_dice *dice = substream->private_data;  in capture_ack()
280 	struct amdtp_stream *stream = &dice->tx_stream[substream->pcm->device];  in capture_ack()
285 static int playback_ack(struct snd_pcm_substream *substream)  in playback_ack()  argument
287 	struct snd_dice *dice = substream->private_data;  in playback_ack()
288 	struct amdtp_stream *stream = &dice->rx_stream[substream->pcm->device];  in playback_ack()