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ASoC: amd: modifications in dma stop sequence 

As per design, non-circular dma also need to be
stopped explicitly for both playback and capture
scenarios.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vijendar Mukunda 2018-03-09 20:51:32 +05:30 committed by Mark Brown
parent 4376a86caa
commit 17aa9521d0
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 0 deletions
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4
sound/soc/amd/acp-pcm-dma.c
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@ -949,12 +949,16 @@ static int acp_dma_trigger(struct snd_pcm_substream *substream, int cmd)
* completes : SYSRAM_TO_ACP_CH_NUM / ACP_TO_SYSRAM_CH_NUM
*/
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
ret = acp_dma_stop(rtd->acp_mmio,
SYSRAM_TO_ACP_CH_NUM);
ret = acp_dma_stop(rtd->acp_mmio,
ACP_TO_I2S_DMA_CH_NUM);
rtd->i2ssp_renderbytescount = 0;
} else {
ret = acp_dma_stop(rtd->acp_mmio,
I2S_TO_ACP_DMA_CH_NUM);
ret = acp_dma_stop(rtd->acp_mmio,
ACP_TO_SYSRAM_CH_NUM);
rtd->i2ssp_capturebytescount = 0;
}
break;