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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-11-28 16:16:56 -0500
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-11-28 17:10:05 -0500
commitfc07ecd851bd082265b52838eff12f50b88f6114 (patch)
tree8d7f2a2be174cf82659e8c651febcc383bd9d903 /sound/soc
parent5b895eec118ab5fec7b69102d73c1b04a86140b9 (diff)
ASoC: Error out if we can't generate a LRCLK at all for WM8994
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/codecs/wm8994.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 9c982e47eb99..36ba1edfff80 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2357,6 +2357,11 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
2357 bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT; 2357 bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;
2358 2358
2359 lrclk = bclk_rate / params_rate(params); 2359 lrclk = bclk_rate / params_rate(params);
2360 if (!lrclk) {
2361 dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n",
2362 bclk_rate);
2363 return -EINVAL;
2364 }
2360 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n", 2365 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
2361 lrclk, bclk_rate / lrclk); 2366 lrclk, bclk_rate / lrclk);
2362 2367