From: Jarkko Nikula <jhnikula@gmail.com>
Date: Thu, 10 Feb 2011 15:22:23 +0000 (+0200)
Subject: ASoC: Allow use sleeping gpio in soc-jack
X-Git-Tag: v2.6.39-rc7~5^2~24^2~97
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=535787b6ae081171a5e7dbf0158ef9fa56d59dc8;p=profile%2Fivi%2Fkernel-x86-ivi.git

ASoC: Allow use sleeping gpio in soc-jack

It is safe to use sleeping gpio in snd_soc_jack_gpio_detect as it is not
called from interrupt context. This avoids WARN_ON from __gpio_get_value
if sleeping gpio is registered for jack.

Signed-off-by: Jarkko Nikula <jhnikula@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/sound/soc/soc-jack.c b/sound/soc/soc-jack.c
index 99dbaf7..4579ee0 100644
--- a/sound/soc/soc-jack.c
+++ b/sound/soc/soc-jack.c
@@ -240,7 +240,7 @@ static void snd_soc_jack_gpio_detect(struct snd_soc_jack_gpio *gpio)
 	int enable;
 	int report;
 
-	enable = gpio_get_value(gpio->gpio);
+	enable = gpio_get_value_cansleep(gpio->gpio);
 	if (gpio->invert)
 		enable = !enable;