216 		if (!aacirun->substream || !aacirun->start) {  in aaci_fifo_irq()
263 			snd_pcm_period_elapsed(aacirun->substream);  in aaci_fifo_irq()
276 		if (!aacirun->substream || !aacirun->start) {  in aaci_fifo_irq()
323 			snd_pcm_period_elapsed(aacirun->substream);  in aaci_fifo_irq()
402 static int aaci_pcm_open(struct snd_pcm_substream *substream)  in aaci_pcm_open()  argument
404 	struct snd_pcm_runtime *runtime = substream->runtime;  in aaci_pcm_open()
405 	struct aaci *aaci = substream->private_data;  in aaci_pcm_open()
409 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in aaci_pcm_open()
415 	aacirun->substream = substream;  in aaci_pcm_open()
421 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in aaci_pcm_open()
425 		ret = snd_pcm_hw_rule_add(substream->runtime, 0,  in aaci_pcm_open()
459 static int aaci_pcm_close(struct snd_pcm_substream *substream)  in aaci_pcm_close()  argument
461 	struct aaci *aaci = substream->private_data;  in aaci_pcm_close()
462 	struct aaci_runtime *aacirun = substream->runtime->private_data;  in aaci_pcm_close()
466 	aacirun->substream = NULL;  in aaci_pcm_close()
476 static int aaci_pcm_hw_free(struct snd_pcm_substream *substream)  in aaci_pcm_hw_free()  argument
478 	struct aaci_runtime *aacirun = substream->runtime->private_data;  in aaci_pcm_hw_free()
492 	snd_pcm_lib_free_pages(substream);  in aaci_pcm_hw_free()
504 static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,  in aaci_pcm_hw_params()  argument
507 	struct aaci_runtime *aacirun = substream->runtime->private_data;  in aaci_pcm_hw_params()
513 	aaci_pcm_hw_free(substream);  in aaci_pcm_hw_params()
523 	err = snd_pcm_lib_malloc_pages(substream,  in aaci_pcm_hw_params()
526 		struct aaci *aaci = substream->private_data;  in aaci_pcm_hw_params()
546 static int aaci_pcm_prepare(struct snd_pcm_substream *substream)  in aaci_pcm_prepare()  argument
548 	struct snd_pcm_runtime *runtime = substream->runtime;  in aaci_pcm_prepare()
551 	aacirun->period	= snd_pcm_lib_period_bytes(substream);  in aaci_pcm_prepare()
553 	aacirun->end	= aacirun->start + snd_pcm_lib_buffer_bytes(substream);  in aaci_pcm_prepare()
560 static snd_pcm_uframes_t aaci_pcm_pointer(struct snd_pcm_substream *substream)  in aaci_pcm_pointer()  argument
562 	struct snd_pcm_runtime *runtime = substream->runtime;  in aaci_pcm_pointer()
598 static int aaci_pcm_playback_trigger(struct snd_pcm_substream *substream, int cmd)  in aaci_pcm_playback_trigger()  argument
600 	struct aaci_runtime *aacirun = substream->runtime->private_data;  in aaci_pcm_playback_trigger()
683 static int aaci_pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd)  in aaci_pcm_capture_trigger()  argument
685 	struct aaci_runtime *aacirun = substream->runtime->private_data;  in aaci_pcm_capture_trigger()
723 static int aaci_pcm_capture_prepare(struct snd_pcm_substream *substream)  in aaci_pcm_capture_prepare()  argument
725 	struct snd_pcm_runtime *runtime = substream->runtime;  in aaci_pcm_capture_prepare()
726 	struct aaci *aaci = substream->private_data;  in aaci_pcm_capture_prepare()
728 	aaci_pcm_prepare(substream);  in aaci_pcm_capture_prepare()