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ASoC: pcm: Require both CODEC and CPU support when declaring stream caps 

When declaring playback and capture capabilities check for both CODEC
side and CPU side support rather than only checking for CODEC side
support.  While it is unusual some CPUs do have unidirectional DAIs.

Reported-by: Fabio Estevam <fabio.estevam@freescale.com>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mark Brown 2013-06-01 23:13:53 +01:00 committed by Mark Brown
parent e4aa937ec7
commit 056790923e
1 changed files with 4 additions and 2 deletions
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6
sound/soc/soc-pcm.c
View File

@ -2011,9 +2011,11 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
if (cpu_dai->driver->capture.channels_min)
capture = 1;
} else {
if (codec_dai->driver->playback.channels_min)
if (codec_dai->driver->playback.channels_min &&
cpu_dai->driver->playback.channels_min)
playback = 1;
if (codec_dai->driver->capture.channels_min)
if (codec_dai->driver->capture.channels_min &&
cpu_dai->driver->capture.channels_min)
capture = 1;
}