The pin updates in this driver look like they are intended to be done
atomically, update to do so.

Signed-off-by: Charles Keepax <ckee...@opensource.wolfsonmicro.com>
---
 sound/soc/omap/n810.c |   22 +++++++++++++---------
 1 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/sound/soc/omap/n810.c b/sound/soc/omap/n810.c
index 3fde9e4..480a39c 100644
--- a/sound/soc/omap/n810.c
+++ b/sound/soc/omap/n810.c
@@ -68,26 +68,30 @@ static void n810_ext_control(struct snd_soc_dapm_context 
*dapm)
                break;
        }
 
+       snd_soc_dapm_mutex_lock(dapm);
+
        if (n810_spk_func)
-               snd_soc_dapm_enable_pin(dapm, "Ext Spk");
+               snd_soc_dapm_enable_pin_unlocked(dapm, "Ext Spk");
        else
-               snd_soc_dapm_disable_pin(dapm, "Ext Spk");
+               snd_soc_dapm_disable_pin_unlocked(dapm, "Ext Spk");
 
        if (hp)
-               snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
+               snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack");
        else
-               snd_soc_dapm_disable_pin(dapm, "Headphone Jack");
+               snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack");
        if (line1l)
-               snd_soc_dapm_enable_pin(dapm, "LINE1L");
+               snd_soc_dapm_enable_pin_unlocked(dapm, "LINE1L");
        else
-               snd_soc_dapm_disable_pin(dapm, "LINE1L");
+               snd_soc_dapm_disable_pin_unlocked(dapm, "LINE1L");
 
        if (n810_dmic_func)
-               snd_soc_dapm_enable_pin(dapm, "DMic");
+               snd_soc_dapm_enable_pin_unlocked(dapm, "DMic");
        else
-               snd_soc_dapm_disable_pin(dapm, "DMic");
+               snd_soc_dapm_disable_pin_unlocked(dapm, "DMic");
+
+       snd_soc_dapm_sync_unlocked(dapm);
 
-       snd_soc_dapm_sync(dapm);
+       snd_soc_dapm_mutex_unlock(dapm);
 }
 
 static int n810_startup(struct snd_pcm_substream *substream)
-- 
1.7.2.5

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