pci/mixart/mixart.c

416 static int snd_mixart_trigger(struct snd_pcm_substream *subs, int cmd)
418 	struct mixart_stream *stream = subs->runtime->private_data;
423 		dev_dbg(subs->pcm->card->dev, "SNDRV_PCM_TRIGGER_START\n");
440 		dev_dbg(subs->pcm->card->dev, "SNDRV_PCM_TRIGGER_STOP\n");
447 		dev_dbg(subs->pcm->card->dev, "SNDRV_PCM_PAUSE_PUSH\n");
452 		dev_dbg(subs->pcm->card->dev, "SNDRV_PCM_PAUSE_RELEASE\n");
477 static int snd_mixart_prepare(struct snd_pcm_substream *subs)
479 	struct snd_mixart *chip = snd_pcm_substream_chip(subs);
480 	struct mixart_stream *stream = subs->runtime->private_data;
491 		chip->mgr->sample_rate = subs->runtime->rate;
495 		if( mixart_set_clock(chip->mgr, stream->pipe, subs->runtime->rate) )
590 static int snd_mixart_hw_params(struct snd_pcm_substream *subs,
593 	struct snd_mixart *chip = snd_pcm_substream_chip(subs);
595 	struct mixart_stream *stream = subs->runtime->private_data;
611 		if( subs->stream == SNDRV_PCM_STREAM_PLAYBACK )
612 			mixart_update_playback_stream_level(chip, is_aes, subs->number);
626 	if (subs->runtime->buffer_changed) {
628 		int i = (chip->chip_idx * MIXART_MAX_STREAM_PER_CARD) + (stream->pcm_number * (MIXART_PLAYBACK_STREAMS+MIXART_CAPTURE_STREAMS)) + subs->number;
629 		if( subs->stream == SNDRV_PCM_STREAM_CAPTURE ) {
634 		bufferinfo[i].buffer_address = subs->runtime->dma_addr;
635 		bufferinfo[i].available_length = subs->runtime->dma_bytes;
639 			"snd_mixart_hw_params(pcm %d) : dma_addr(%x) dma_bytes(%x) subs-number(%d)\n",
642 				subs->number);
649 static int snd_mixart_hw_free(struct snd_pcm_substream *subs)
651 	struct snd_mixart *chip = snd_pcm_substream_chip(subs);
704 static int snd_mixart_playback_open(struct snd_pcm_substream *subs)
706 	struct snd_mixart            *chip = snd_pcm_substream_chip(subs);
708 	struct snd_pcm_runtime *runtime = subs->runtime;
709 	struct snd_pcm *pcm = subs->pcm;
727 		chip->chip_idx, pcm_number, subs->number);
730 	stream = &(chip->playback_stream[pcm_number][subs->number]);
736 			chip->chip_idx, pcm_number, subs->number);
761 	stream->substream   = subs;
783 static int snd_mixart_capture_open(struct snd_pcm_substream *subs)
785 	struct snd_mixart            *chip = snd_pcm_substream_chip(subs);
787 	struct snd_pcm_runtime *runtime = subs->runtime;
788 	struct snd_pcm *pcm = subs->pcm;
808 		chip->chip_idx, pcm_number, subs->number);
817 			chip->chip_idx, pcm_number, subs->number);
842 	stream->substream   = subs;
865 static int snd_mixart_close(struct snd_pcm_substream *subs)
867 	struct snd_mixart *chip = snd_pcm_substream_chip(subs);
869 	struct mixart_stream *stream = subs->runtime->private_data;
874 		chip->chip_idx, stream->pcm_number, subs->number);
898 static snd_pcm_uframes_t snd_mixart_stream_pointer(struct snd_pcm_substream *subs)
900 	struct snd_pcm_runtime *runtime = subs->runtime;
931 	struct snd_pcm_substream *subs;
936 		for (subs = pcm->streams[stream].substream; subs; subs = subs->next, idx++)
938 			subs->dma_device.id = subs->pcm->device << 16 |
939 				subs->stream << 8 | (subs->number + 1) |