From: Troy Kisky <troy.kisky@boundarydevices.com>
Date: Wed, 8 Jul 2009 00:36:06 +0000 (-0700)
Subject: ASoC: DaVinci: pcm, don't play 1st sound period twice
X-Git-Tag: v2.6.33-rc3~4^2~202^2~80
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=6e5414750af8a521c3ba7805d6ad460ba21df1a1;p=~emulex%2Finfiniband.git

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

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>
---

diff --git a/sound/soc/davinci/davinci-pcm.c b/sound/soc/davinci/davinci-pcm.c
index a0599658848..8fd0c3cdc71 100644
--- a/sound/soc/davinci/davinci-pcm.c
+++ b/sound/soc/davinci/davinci-pcm.c
@@ -206,6 +206,7 @@ static int davinci_pcm_prepare(struct snd_pcm_substream *substream)
 	/* Copy self-linked parameter RAM entry into master channel */
 	edma_read_slot(prtd->slave_lch, &temp);
 	edma_write_slot(prtd->master_lch, &temp);
+	davinci_pcm_enqueue_dma(substream);
 
 	return 0;
 }