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Date:	Tue, 18 Feb 2014 15:22:24 +0000
From:	Charles Keepax <>
Subject: [PATCH 13/17 v2] ASoC: omap: rx51: 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 <>
 sound/soc/omap/rx51.c |   22 +++++++++++++---------
 1 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c
index 611179c..7fb3d4b 100644
--- a/sound/soc/omap/rx51.c
+++ b/sound/soc/omap/rx51.c
@@ -74,26 +74,30 @@ static void rx51_ext_control(struct snd_soc_dapm_context *dapm)
+	snd_soc_dapm_mutex_lock(dapm);
 	if (rx51_spk_func)
-		snd_soc_dapm_enable_pin(dapm, "Ext Spk");
+		snd_soc_dapm_enable_pin_unlocked(dapm, "Ext Spk");
-		snd_soc_dapm_disable_pin(dapm, "Ext Spk");
+		snd_soc_dapm_disable_pin_unlocked(dapm, "Ext Spk");
 	if (rx51_dmic_func)
-		snd_soc_dapm_enable_pin(dapm, "DMic");
+		snd_soc_dapm_enable_pin_unlocked(dapm, "DMic");
-		snd_soc_dapm_disable_pin(dapm, "DMic");
+		snd_soc_dapm_disable_pin_unlocked(dapm, "DMic");
 	if (hp)
-		snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
+		snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack");
-		snd_soc_dapm_disable_pin(dapm, "Headphone Jack");
+		snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack");
 	if (hs)
-		snd_soc_dapm_enable_pin(dapm, "HS Mic");
+		snd_soc_dapm_enable_pin_unlocked(dapm, "HS Mic");
-		snd_soc_dapm_disable_pin(dapm, "HS Mic");
+		snd_soc_dapm_disable_pin_unlocked(dapm, "HS Mic");
 	gpio_set_value(RX51_TVOUT_SEL_GPIO, tvout);
-	snd_soc_dapm_sync(dapm);
+	snd_soc_dapm_sync_unlocked(dapm);
+	snd_soc_dapm_mutex_unlock(dapm);
 static int rx51_startup(struct snd_pcm_substream *substream)

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