[PATCH] ASoC: dpcm: Allow FE to be opened without valid BE routes.

[PATCH] ASoC: dpcm: Allow FE to be opened without valid BE routes.

[Liam Girdwood]

Some userspace will open a PCM device and then configure mixers
for routing before triggering. This patch allows userspace to do
this sequence.

Signed-off-by: Liam Girdwood <lrg@ti.com>
---
 sound/soc/soc-pcm.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 7063b8f..ef22d0b 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1955,10 +1955,8 @@ static int dpcm_fe_dai_open(struct snd_pcm_substream *fe_substream)
 	fe->dpcm[stream].runtime = fe_substream->runtime;
 
 	if (dpcm_path_get(fe, stream, &list) <= 0) {
-		dev_warn(fe->dev, "asoc: %s no valid %s route\n",
+		dev_dbg(fe->dev, "asoc: %s no valid %s route\n",
 			fe->dai_link->name, stream ? "capture" : "playback");
-			mutex_unlock(&fe->card->mutex);
-			return -EINVAL;
 	}
 
 	/* calculate valid and active FE <-> BE dpcms */
-- 
1.7.9.5

Re: [PATCH] ASoC: dpcm: Allow FE to be opened without valid BE routes.

[Mark Brown]

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On Fri, Jul 06, 2012 at 05:07:00PM +0100, Liam Girdwood wrote:
> Some userspace will open a PCM device and then configure mixers
> for routing before triggering. This patch allows userspace to do
> this sequence.

Applied, thanks.

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