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solve audio dma transfer error, at pcm prepare set burst to 1
author
宋秀杰
<sxj@rock-chips.com>
Wed, 15 Feb 2012 03:27:29 +0000
(11:27 +0800)
committer
宋秀杰
<sxj@rock-chips.com>
Wed, 15 Feb 2012 03:27:29 +0000
(11:27 +0800)
sound/soc/rk29/rk29_pcm.c
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diff --git
a/sound/soc/rk29/rk29_pcm.c
b/sound/soc/rk29/rk29_pcm.c
index a2cb3e96a8dc399daa563b92e9b225698054c1df..7925ca4532d4a828c08f573bcda71b3830c7f107 100755
(executable)
--- a/
sound/soc/rk29/rk29_pcm.c
+++ b/
sound/soc/rk29/rk29_pcm.c
@@
-278,7
+278,8
@@
static int rockchip_pcm_prepare(struct snd_pcm_substream *substream)
}
DBG("Enter::%s, %d, ret=%d, Channel=%d, Addr=0x%X\n", __FUNCTION__, __LINE__, ret, prtd->params->channel, prtd->params->dma_addr);
ret = rk29_dma_config(prtd->params->channel,
- prtd->params->dma_size, 16);
+ prtd->params->dma_size, 1);
+ prtd->params->flag = 1;
DBG("Enter:%s, %d, ret = %d, Channel=%d, Size=%d\n",
__FUNCTION__, __LINE__, ret, prtd->params->channel,