110 			  struct snd_pcm_substream *substream)  in init_hw_params()  argument
112 	struct snd_pcm_runtime *runtime = substream->runtime;  in init_hw_params()
117 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in init_hw_params()
146 static int limit_to_current_params(struct snd_pcm_substream *substream)  in limit_to_current_params()  argument
148 	struct snd_oxfw *oxfw = substream->private_data;  in limit_to_current_params()
153 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in limit_to_current_params()
162 	substream->runtime->hw.channels_min = formation.pcm;  in limit_to_current_params()
163 	substream->runtime->hw.channels_max = formation.pcm;  in limit_to_current_params()
164 	substream->runtime->hw.rate_min = formation.rate;  in limit_to_current_params()
165 	substream->runtime->hw.rate_max = formation.rate;  in limit_to_current_params()
170 static int pcm_open(struct snd_pcm_substream *substream)  in pcm_open()  argument
172 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_open()
179 	err = init_hw_params(oxfw, substream);  in pcm_open()
189 		err = limit_to_current_params(substream);  in pcm_open()
194 	snd_pcm_set_sync(substream);  in pcm_open()
202 static int pcm_close(struct snd_pcm_substream *substream)  in pcm_close()  argument
204 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_close()
210 static int pcm_capture_hw_params(struct snd_pcm_substream *substream,  in pcm_capture_hw_params()  argument
213 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_hw_params()
216 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in pcm_capture_hw_params()
221 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in pcm_capture_hw_params()
235 static int pcm_playback_hw_params(struct snd_pcm_substream *substream,  in pcm_playback_hw_params()  argument
238 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_hw_params()
241 	err = snd_pcm_lib_alloc_vmalloc_buffer(substream,  in pcm_playback_hw_params()
246 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in pcm_playback_hw_params()
261 static int pcm_capture_hw_free(struct snd_pcm_substream *substream)  in pcm_capture_hw_free()  argument
263 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_hw_free()
267 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in pcm_capture_hw_free()
274 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in pcm_capture_hw_free()
276 static int pcm_playback_hw_free(struct snd_pcm_substream *substream)  in pcm_playback_hw_free()  argument
278 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_hw_free()
282 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in pcm_playback_hw_free()
289 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in pcm_playback_hw_free()
292 static int pcm_capture_prepare(struct snd_pcm_substream *substream)  in pcm_capture_prepare()  argument
294 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_prepare()
307 static int pcm_playback_prepare(struct snd_pcm_substream *substream)  in pcm_playback_prepare()  argument
309 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_prepare()
323 static int pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd)  in pcm_capture_trigger()  argument
325 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_trigger()
330 		pcm = substream;  in pcm_capture_trigger()
341 static int pcm_playback_trigger(struct snd_pcm_substream *substream, int cmd)  in pcm_playback_trigger()  argument
343 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_trigger()
348 		pcm = substream;  in pcm_playback_trigger()
373 static int pcm_capture_ack(struct snd_pcm_substream *substream)  in pcm_capture_ack()  argument
375 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_ack()
380 static int pcm_playback_ack(struct snd_pcm_substream *substream)  in pcm_playback_ack()  argument
382 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_ack()