Пример #1
0
static int sunxi_pcm_close(struct snd_pcm_substream *substream)
{
	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
		snd_dmaengine_pcm_close(substream);
	} else {
		snd_dmaengine_pcm_close(substream);
	}
	return 0;
}
/**
 * snd_dmaengine_pcm_release_chan_close - Close a dmaengine based PCM substream and release channel
 * @substream: PCM substream
 *
 * Releases the DMA channel associated with the PCM substream.
 */
int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream)
{
	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);

	dma_release_channel(prtd->dma_chan);

	return snd_dmaengine_pcm_close(substream);
}
Пример #3
0
static int ux500_pcm_close(struct snd_pcm_substream *substream)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *dai = rtd->cpu_dai;

	dev_dbg(dai->dev, "%s: Enter\n", __func__);

	snd_dmaengine_pcm_close(substream);

	return 0;
}
Пример #4
0
static int sunxi_pcm_close(struct snd_pcm_substream *substream)
{
	snd_dmaengine_pcm_close(substream);
	
	return 0;
}