diff options
| author | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> | 2014-02-18 15:22:28 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-02-20 19:23:01 +0900 |
| commit | 26e24ddce755cd6fb4b05a87ae37f7e10faa0c4b (patch) | |
| tree | 6ffc6e015809d4a7e0311359956a85848de9a457 /sound/soc/pxa | |
| parent | 1845a7255a308da0c32714a2d57d79225037ed5b (diff) | |
| download | linux-26e24ddce755cd6fb4b05a87ae37f7e10faa0c4b.tar.gz | |
ASoC: pxa: tosa: Update locking around use of DAPM pin API
The pin updates in this driver look like they are intended to be done atomically, update to do so. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/pxa')
| -rw-r--r-- | sound/soc/pxa/tosa.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/sound/soc/pxa/tosa.c b/sound/soc/pxa/tosa.c index 1d9c2ed223bc..2a4b438ce97c 100644 --- a/sound/soc/pxa/tosa.c +++ b/sound/soc/pxa/tosa.c @@ -48,31 +48,35 @@ static void tosa_ext_control(struct snd_soc_codec *codec) { struct snd_soc_dapm_context *dapm = &codec->dapm; + snd_soc_dapm_mutex_lock(dapm); + /* set up jack connection */ switch (tosa_jack_func) { case TOSA_HP: - snd_soc_dapm_disable_pin(dapm, "Mic (Internal)"); - snd_soc_dapm_enable_pin(dapm, "Headphone Jack"); - snd_soc_dapm_disable_pin(dapm, "Headset Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Mic (Internal)"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); break; case TOSA_MIC_INT: - snd_soc_dapm_enable_pin(dapm, "Mic (Internal)"); - snd_soc_dapm_disable_pin(dapm, "Headphone Jack"); - snd_soc_dapm_disable_pin(dapm, "Headset Jack"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Mic (Internal)"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); break; case TOSA_HEADSET: - snd_soc_dapm_disable_pin(dapm, "Mic (Internal)"); - snd_soc_dapm_disable_pin(dapm, "Headphone Jack"); - snd_soc_dapm_enable_pin(dapm, "Headset Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Mic (Internal)"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Headset Jack"); break; } if (tosa_spk_func == TOSA_SPK_ON) - snd_soc_dapm_enable_pin(dapm, "Speaker"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Speaker"); else - snd_soc_dapm_disable_pin(dapm, "Speaker"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Speaker"); + + snd_soc_dapm_sync_unlocked(dapm); - snd_soc_dapm_sync(dapm); + snd_soc_dapm_mutex_unlock(dapm); } static int tosa_startup(struct snd_pcm_substream *substream) |