diff options
author | Liam Girdwood <lrg@ti.com> | 2011-12-02 09:57:00 +0800 |
---|---|---|
committer | Sebastien Jan <s-jan@ti.com> | 2011-12-05 11:20:20 +0100 |
commit | 1426946ede2754703332302565f3c41f58e13afd (patch) | |
tree | f2335857d59ce28567a8812b45a87a7ea933ed6a /sound | |
parent | 0de97897e0e2e4cf5bf3299449fdb3cdbbd6790b (diff) |
ASoC: OMAP4 PCM - make sure self linked DMA is really stopped (fixme)
Make sure OMAP self linked DMA is really stopped.
FIXME: this needs a counter so we dont lock up.
Signed-off-by: Liam Girdwood <lrg@ti.com>
Diffstat (limited to 'sound')
-rw-r--r-- | sound/soc/omap/omap-pcm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index 5e37ec915de2..4cfa276f6b46 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -243,6 +243,11 @@ static int omap_pcm_trigger(struct snd_pcm_substream *substream, int cmd) case SNDRV_PCM_TRIGGER_PAUSE_PUSH: prtd->period_index = -1; omap_stop_dma(prtd->dma_ch); + /* Since we are using self linking, there is a + chance that the DMA as re-enabled the channel + just after disabling it */ + while (omap_get_dma_active_status(prtd->dma_ch)) + omap_stop_dma(prtd->dma_ch); break; default: ret = -EINVAL; |