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ASoC: DaVinci: pcm, don't play 1st sound period twice

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Update the dma link with correct data as soon as
the master channel has copied it. Otherwise, the
1st period will play twice.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Troy Kisky 2009-07-07 17:36:06 -07:00 committed by Mark Brown
parent 3f405b46a9
commit 6e5414750a
1 changed files with 1 additions and 0 deletions
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sound/soc/davinci/davinci-pcm.c
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@ -206,6 +206,7 @@ static int davinci_pcm_prepare(struct snd_pcm_substream *substream)
/* Copy self-linked parameter RAM entry into master channel */ /* Copy self-linked parameter RAM entry into master channel */
edma_read_slot(prtd->slave_lch, &temp); edma_read_slot(prtd->slave_lch, &temp);
edma_write_slot(prtd->master_lch, &temp); edma_write_slot(prtd->master_lch, &temp);
davinci_pcm_enqueue_dma(substream);
return 0; return 0;
} }