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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-07-15 10:36:51 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-07-15 11:03:51 +0100 |
| commit | 4b75e9476737dffef44a66818a4a481edd2512a1 (patch) | |
| tree | fbac2c4caf93f068782a58fb4e36e4885b9127c7 /sound/soc/codecs/wm9081.c | |
| parent | e465d544fab81aa122f86a50418f4be7f1fcf066 (diff) | |
| download | linux-4b75e9476737dffef44a66818a4a481edd2512a1.tar.gz linux-4b75e9476737dffef44a66818a4a481edd2512a1.tar.bz2 linux-4b75e9476737dffef44a66818a4a481edd2512a1.zip | |
ASoC: Error out if we can't determine a suitable WM9081 sysclk
Due to the flexibility of the WM9081 FLL this should never happen
in a real system.
Reported-by: Jaswinder Singh Rajput <jaswinder@kernel.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm9081.c')
| -rw-r--r-- | sound/soc/codecs/wm9081.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index dbe20597d872..156f2a4a5930 100644 --- a/sound/soc/codecs/wm9081.c +++ b/sound/soc/codecs/wm9081.c @@ -707,6 +707,10 @@ static int configure_clock(struct snd_soc_codec *codec) target > 3000000) break; } + + if (i == ARRAY_SIZE(clk_sys_rates)) + return -EINVAL; + } else if (wm9081->fs) { for (i = 0; i < ARRAY_SIZE(clk_sys_rates); i++) { new_sysclk = clk_sys_rates[i].ratio @@ -714,6 +718,10 @@ static int configure_clock(struct snd_soc_codec *codec) if (new_sysclk > 3000000) break; } + + if (i == ARRAY_SIZE(clk_sys_rates)) + return -EINVAL; + } else { new_sysclk = 12288000; } |