[PATCH v2 4/4] ASoC: samsung: add to configure dma maxburst size

Boojin Kim boojin.kim at samsung.com
Fri Feb 22 03:10:10 EST 2013


This patch adds to configure dma maxburst size.

Signed-off-by: Boojin Kim <boojin.kim at samsung.com>
---
 sound/soc/samsung/dma.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
index 21b7926..bd4faa0 100644
--- a/sound/soc/samsung/dma.c
+++ b/sound/soc/samsung/dma.c
@@ -172,6 +172,7 @@ static int dma_hw_params(struct snd_pcm_substream *substream,
 			(substream->stream == SNDRV_PCM_STREAM_PLAYBACK
 			? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM);
 		config.width = prtd->params->dma_size;
+		config.maxburst = 1;
 		config.fifo = prtd->params->dma_addr;
 		prtd->params->ch = prtd->params->ops->request(
 				prtd->params->channel, &req, rtd->cpu_dai->dev,
--
1.7.5.4






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