* [PATCH] ASoC: amd: modifications in dma stop sequence
@ 2018-03-09 15:21 Vijendar Mukunda
0 siblings, 0 replies; only message in thread
From: Vijendar Mukunda @ 2018-03-09 15:21 UTC (permalink / raw)
To: broonie, alsa-devel, perex
Cc: tiwai, Alexander.Deucher, Vijendar Mukunda, lgirdwood, Akshu.Agrawal
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>
---
sound/soc/amd/acp-pcm-dma.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index 91c4775..9d7ab01 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -954,11 +954,15 @@ static int acp_dma_trigger(struct snd_pcm_substream *substream, int cmd)
*/
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;
--
2.7.4
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2018-03-09 15:21 [PATCH] ASoC: amd: modifications in dma stop sequence Vijendar Mukunda
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