From 056790923e1c4eed5d8cc502e1092944a2b23025 Mon Sep 17 00:00:00 2001
From: Mark Brown <broonie@kernel.org>
Date: Sat, 1 Jun 2013 23:13:53 +0100
Subject: 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>
---
sound/soc/soc-pcm.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
(limited to 'sound/soc/soc-pcm.c')
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 73bb8eefa49..a9fddf0fea1 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -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;
}
--
cgit v1.2.3-70-g09d2