87 	struct snd_pcm_substream *substream;  member
369 	struct snd_pcm_runtime *runtime = chip->channel[ch].substream->runtime;  in snd_sgio2audio_dma_pull_frag()
417 	struct snd_pcm_runtime *runtime = chip->channel[ch].substream->runtime;  in snd_sgio2audio_dma_push_frag()
454 static int snd_sgio2audio_dma_start(struct snd_pcm_substream *substream)  in snd_sgio2audio_dma_start()  argument
456 	struct snd_sgio2audio *chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_dma_start()
457 	struct snd_sgio2audio_chan *chan = substream->runtime->private_data;  in snd_sgio2audio_dma_start()
465 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_sgio2audio_dma_start()
475 static int snd_sgio2audio_dma_stop(struct snd_pcm_substream *substream)  in snd_sgio2audio_dma_stop()  argument
477 	struct snd_sgio2audio_chan *chan = substream->runtime->private_data;  in snd_sgio2audio_dma_stop()
486 	struct snd_pcm_substream *substream;  in snd_sgio2audio_dma_in_isr()  local
490 	substream = chan->substream;  in snd_sgio2audio_dma_in_isr()
491 	chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_dma_in_isr()
498 		snd_pcm_period_elapsed(substream);  in snd_sgio2audio_dma_in_isr()
506 	struct snd_pcm_substream *substream;  in snd_sgio2audio_dma_out_isr()  local
510 	substream = chan->substream;  in snd_sgio2audio_dma_out_isr()
511 	chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_dma_out_isr()
517 		snd_pcm_period_elapsed(substream);  in snd_sgio2audio_dma_out_isr()
525 	struct snd_pcm_substream *substream;  in snd_sgio2audio_error_isr()  local
527 	substream = chan->substream;  in snd_sgio2audio_error_isr()
528 	snd_sgio2audio_dma_stop(substream);  in snd_sgio2audio_error_isr()
529 	snd_sgio2audio_dma_start(substream);  in snd_sgio2audio_error_isr()
554 static int snd_sgio2audio_playback1_open(struct snd_pcm_substream *substream)  in snd_sgio2audio_playback1_open()  argument
556 	struct snd_sgio2audio *chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_playback1_open()
557 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sgio2audio_playback1_open()
564 static int snd_sgio2audio_playback2_open(struct snd_pcm_substream *substream)  in snd_sgio2audio_playback2_open()  argument
566 	struct snd_sgio2audio *chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_playback2_open()
567 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sgio2audio_playback2_open()
575 static int snd_sgio2audio_capture_open(struct snd_pcm_substream *substream)  in snd_sgio2audio_capture_open()  argument
577 	struct snd_sgio2audio *chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_capture_open()
578 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sgio2audio_capture_open()
586 static int snd_sgio2audio_pcm_close(struct snd_pcm_substream *substream)  in snd_sgio2audio_pcm_close()  argument
588 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sgio2audio_pcm_close()
596 static int snd_sgio2audio_pcm_hw_params(struct snd_pcm_substream *substream,  in snd_sgio2audio_pcm_hw_params()  argument
599 	return snd_pcm_lib_alloc_vmalloc_buffer(substream,  in snd_sgio2audio_pcm_hw_params()
604 static int snd_sgio2audio_pcm_hw_free(struct snd_pcm_substream *substream)  in snd_sgio2audio_pcm_hw_free()  argument
606 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in snd_sgio2audio_pcm_hw_free()
610 static int snd_sgio2audio_pcm_prepare(struct snd_pcm_substream *substream)  in snd_sgio2audio_pcm_prepare()  argument
612 	struct snd_sgio2audio *chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_pcm_prepare()
613 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_sgio2audio_pcm_prepare()
614 	struct snd_sgio2audio_chan *chan = substream->runtime->private_data;  in snd_sgio2audio_pcm_prepare()
623 	chip->channel[ch].substream = substream;  in snd_sgio2audio_pcm_prepare()
627 	switch (substream->stream) {  in snd_sgio2audio_pcm_prepare()
647 static int snd_sgio2audio_pcm_trigger(struct snd_pcm_substream *substream,  in snd_sgio2audio_pcm_trigger()  argument
653 		snd_sgio2audio_dma_start(substream);  in snd_sgio2audio_pcm_trigger()
657 		snd_sgio2audio_dma_stop(substream);  in snd_sgio2audio_pcm_trigger()
667 snd_sgio2audio_pcm_pointer(struct snd_pcm_substream *substream)  in snd_sgio2audio_pcm_pointer()  argument
669 	struct snd_sgio2audio *chip = snd_pcm_substream_chip(substream);  in snd_sgio2audio_pcm_pointer()
670 	struct snd_sgio2audio_chan *chan = substream->runtime->private_data;  in snd_sgio2audio_pcm_pointer()
673 	return bytes_to_frames(substream->runtime,  in snd_sgio2audio_pcm_pointer()