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[1/2] ASoC: fix valid stream condition

Message ID 20190429094750.1857-2-jbrunet@baylibre.com
State New
Headers show
Series ASoC: fix hw_params/hw_free validity checks | expand

Commit Message

Jerome Brunet April 29, 2019, 9:47 a.m. UTC 
A stream may specify a rate range using 'rate_min' and 'rate_max', so a
stream may be valid and not specify any rates. However, as stream cannot
be valid and not have any channel. Let's use this condition instead to
determine if a stream is valid or not.

Fixes: cde79035c6cf ("ASoC: Handle multiple codecs with split playback / capture")
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>

---
 sound/soc/soc-pcm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

-- 
2.20.1
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Patch

diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 99bbd724d2a6..263086af707d 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -42,8 +42,8 @@  static bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int stream)
 	else
 		codec_stream = &dai->driver->capture;
 
-	/* If the codec specifies any rate at all, it supports the stream. */
-	return codec_stream->rates;
+	/* If the codec specifies any channels at all, it supports the stream */
+	return codec_stream->channels_min;
 }
 
 /**