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ASoC: Error out if we can't generate a LRCLK at all for WM8994

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Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2011-11-28 21:16:56 +00:00
parent 5b895eec11
commit fc07ecd851
1 changed files with 5 additions and 0 deletions
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5
sound/soc/codecs/wm8994.c
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@ -2357,6 +2357,11 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;
lrclk = bclk_rate / params_rate(params);
if (!lrclk) {
dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n",
bclk_rate);
return -EINVAL;
}
dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
lrclk, bclk_rate / lrclk);