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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-08-21 17:18:52 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-08-22 12:45:11 +0100 |
| commit | 4df0cb2fa977f99963b616487a22ebd021ea5463 (patch) | |
| tree | f11974f8f04966234a1e057b4e0f499b0e427974 /sound | |
| parent | f79e7ff85223e054c2967820d3be1c125a903bd4 (diff) | |
| download | linux-4df0cb2fa977f99963b616487a22ebd021ea5463.tar.gz linux-4df0cb2fa977f99963b616487a22ebd021ea5463.tar.bz2 linux-4df0cb2fa977f99963b616487a22ebd021ea5463.zip | |
ASoC: Clear any outstanding WM8962 FLL lock completions before waiting
Ensure that we don't spuriously trigger early.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/wm8962.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index 28650edfdebb..1725550c293e 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -2221,6 +2221,8 @@ static int sysclk_event(struct snd_soc_dapm_widget *w, switch (event) { case SND_SOC_DAPM_PRE_PMU: if (fll) { + try_wait_for_completion(&wm8962->fll_lock); + snd_soc_update_bits(codec, WM8962_FLL_CONTROL_1, WM8962_FLL_ENA, WM8962_FLL_ENA); if (wm8962->irq) { @@ -3284,6 +3286,8 @@ static int wm8962_set_fll(struct snd_soc_codec *codec, int fll_id, int source, snd_soc_write(codec, WM8962_FLL_CONTROL_7, fll_div.lambda); snd_soc_write(codec, WM8962_FLL_CONTROL_8, fll_div.n); + try_wait_for_completion(&wm8962->fll_lock); + snd_soc_update_bits(codec, WM8962_FLL_CONTROL_1, WM8962_FLL_FRAC | WM8962_FLL_REFCLK_SRC_MASK | WM8962_FLL_ENA, fll1); |