122 			  struct snd_pcm_substream *substream)  in init_hw_params()  argument
124 	struct snd_pcm_runtime *runtime = substream->runtime;  in init_hw_params()
136 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {  in init_hw_params()
166 static int limit_to_current_params(struct snd_pcm_substream *substream)  in limit_to_current_params()  argument
168 	struct snd_oxfw *oxfw = substream->private_data;  in limit_to_current_params()
173 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)  in limit_to_current_params()
182 	substream->runtime->hw.channels_min = formation.pcm;  in limit_to_current_params()
183 	substream->runtime->hw.channels_max = formation.pcm;  in limit_to_current_params()
184 	substream->runtime->hw.rate_min = formation.rate;  in limit_to_current_params()
185 	substream->runtime->hw.rate_max = formation.rate;  in limit_to_current_params()
190 static int pcm_open(struct snd_pcm_substream *substream)  in pcm_open()  argument
192 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_open()
199 	err = init_hw_params(oxfw, substream);  in pcm_open()
209 		err = limit_to_current_params(substream);  in pcm_open()
214 	snd_pcm_set_sync(substream);  in pcm_open()
222 static int pcm_close(struct snd_pcm_substream *substream)  in pcm_close()  argument
224 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_close()
230 static int pcm_capture_hw_params(struct snd_pcm_substream *substream,  in pcm_capture_hw_params()  argument
233 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_hw_params()
236 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in pcm_capture_hw_params()
244 	return snd_pcm_lib_alloc_vmalloc_buffer(substream,  in pcm_capture_hw_params()
247 static int pcm_playback_hw_params(struct snd_pcm_substream *substream,  in pcm_playback_hw_params()  argument
250 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_hw_params()
252 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {  in pcm_playback_hw_params()
260 	return snd_pcm_lib_alloc_vmalloc_buffer(substream,  in pcm_playback_hw_params()
264 static int pcm_capture_hw_free(struct snd_pcm_substream *substream)  in pcm_capture_hw_free()  argument
266 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_hw_free()
270 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in pcm_capture_hw_free()
277 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in pcm_capture_hw_free()
279 static int pcm_playback_hw_free(struct snd_pcm_substream *substream)  in pcm_playback_hw_free()  argument
281 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_hw_free()
285 	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)  in pcm_playback_hw_free()
292 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in pcm_playback_hw_free()
295 static int pcm_capture_prepare(struct snd_pcm_substream *substream)  in pcm_capture_prepare()  argument
297 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_prepare()
298 	struct snd_pcm_runtime *runtime = substream->runtime;  in pcm_capture_prepare()
312 static int pcm_playback_prepare(struct snd_pcm_substream *substream)  in pcm_playback_prepare()  argument
314 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_prepare()
315 	struct snd_pcm_runtime *runtime = substream->runtime;  in pcm_playback_prepare()
330 static int pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd)  in pcm_capture_trigger()  argument
332 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_capture_trigger()
337 		pcm = substream;  in pcm_capture_trigger()
348 static int pcm_playback_trigger(struct snd_pcm_substream *substream, int cmd)  in pcm_playback_trigger()  argument
350 	struct snd_oxfw *oxfw = substream->private_data;  in pcm_playback_trigger()
355 		pcm = substream;  in pcm_playback_trigger()