106 			    struct snd_pcm_substream *substream)  in lx_hardware_open()  argument
109 	struct snd_pcm_runtime *runtime = substream->runtime;  in lx_hardware_open()
111 	int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_hardware_open()
133 			     struct snd_pcm_substream *substream)  in lx_hardware_start()  argument
136 	struct snd_pcm_runtime *runtime = substream->runtime;  in lx_hardware_start()
137 	int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_hardware_start()
165 			    struct snd_pcm_substream *substream)  in lx_hardware_stop()  argument
168 	int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_hardware_stop()
196 			     struct snd_pcm_substream *substream)  in lx_hardware_close()  argument
199 	int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_hardware_close()
212 static int lx_pcm_open(struct snd_pcm_substream *substream)  in lx_pcm_open()  argument
214 	struct lx6464es *chip = snd_pcm_substream_chip(substream);  in lx_pcm_open()
215 	struct snd_pcm_runtime *runtime = substream->runtime;  in lx_pcm_open()
259 	snd_pcm_set_sync(substream);  in lx_pcm_open()
270 static int lx_pcm_close(struct snd_pcm_substream *substream)  in lx_pcm_close()  argument
273 	dev_dbg(substream->pcm->card->dev, "->lx_pcm_close\n");  in lx_pcm_close()
278 					       *substream)  in lx_pcm_stream_pointer()
280 	struct lx6464es *chip = snd_pcm_substream_chip(substream);  in lx_pcm_stream_pointer()
282 	int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_pcm_stream_pointer()
290 	pos = lx_stream->frame_pos * substream->runtime->period_size;  in lx_pcm_stream_pointer()
297 static int lx_pcm_prepare(struct snd_pcm_substream *substream)  in lx_pcm_prepare()  argument
299 	struct lx6464es *chip = snd_pcm_substream_chip(substream);  in lx_pcm_prepare()
301 	const int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_pcm_prepare()
308 		err = lx_hardware_stop(chip, substream);  in lx_pcm_prepare()
315 		err = lx_hardware_close(chip, substream);  in lx_pcm_prepare()
324 	err = lx_hardware_open(chip, substream);  in lx_pcm_prepare()
331 	err = lx_hardware_start(chip, substream);  in lx_pcm_prepare()
340 	if (chip->board_sample_rate != substream->runtime->rate) {  in lx_pcm_prepare()
342 			chip->board_sample_rate = substream->runtime->rate;  in lx_pcm_prepare()
350 static int lx_pcm_hw_params(struct snd_pcm_substream *substream,  in lx_pcm_hw_params()  argument
353 	struct lx6464es *chip = snd_pcm_substream_chip(substream);  in lx_pcm_hw_params()
361 	err = snd_pcm_lib_malloc_pages(substream,  in lx_pcm_hw_params()
365 		chip->capture_stream.stream = substream;  in lx_pcm_hw_params()
367 		chip->playback_stream.stream = substream;  in lx_pcm_hw_params()
373 static int lx_pcm_hw_params_playback(struct snd_pcm_substream *substream,  in lx_pcm_hw_params_playback()  argument
376 	return lx_pcm_hw_params(substream, hw_params, 0);  in lx_pcm_hw_params_playback()
379 static int lx_pcm_hw_params_capture(struct snd_pcm_substream *substream,  in lx_pcm_hw_params_capture()  argument
382 	return lx_pcm_hw_params(substream, hw_params, 1);  in lx_pcm_hw_params_capture()
385 static int lx_pcm_hw_free(struct snd_pcm_substream *substream)  in lx_pcm_hw_free()  argument
387 	struct lx6464es *chip = snd_pcm_substream_chip(substream);  in lx_pcm_hw_free()
389 	int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_pcm_hw_free()
395 		err = lx_hardware_stop(chip, substream);  in lx_pcm_hw_free()
402 		err = lx_hardware_close(chip, substream);  in lx_pcm_hw_free()
412 	err = snd_pcm_lib_free_pages(substream);  in lx_pcm_hw_free()
426 	struct snd_pcm_substream *substream = lx_stream->stream;  in lx_trigger_start()  local
431 	const u32 channels = substream->runtime->channels;  in lx_trigger_start()
433 	const u32 period_size = substream->runtime->period_size;  in lx_trigger_start()
434 	const u32 periods = substream->runtime->periods;  in lx_trigger_start()
437 	dma_addr_t buf = substream->dma_buffer.addr;  in lx_trigger_start()
533 static int lx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in lx_pcm_trigger()  argument
535 	struct lx6464es *chip = snd_pcm_substream_chip(substream);  in lx_pcm_trigger()
536 	const int is_capture = (substream->stream == SNDRV_PCM_STREAM_CAPTURE);  in lx_pcm_trigger()