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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-10-31 20:02:13 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-10-31 20:08:31 +0100
commit64964e82644e9f809dc83019186c21ed5b70aa56 (patch)
tree521fbcc4b739804945bdbe44fe2f605798810ef5 /sound
parentASoC: WM8904: Set `invert' bit for Capture Switch (diff)
downloadlinux-64964e82644e9f809dc83019186c21ed5b70aa56.tar.xz
linux-64964e82644e9f809dc83019186c21ed5b70aa56.zip
ASoC: Fix return value of wm5100_gpio_direction_out()
We can't just pass back the return value of snd_soc_update_bits() as it will be 1 if a bit changed rather than zero. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/wm5100.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/sound/soc/codecs/wm5100.c b/sound/soc/codecs/wm5100.c
index 5d88c99aaea6..42d9039a49e9 100644
--- a/sound/soc/codecs/wm5100.c
+++ b/sound/soc/codecs/wm5100.c
@@ -2361,13 +2361,17 @@ static int wm5100_gpio_direction_out(struct gpio_chip *chip,
{
struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
struct snd_soc_codec *codec = wm5100->codec;
- int val;
+ int val, ret;
val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT);
- return snd_soc_update_bits(codec, WM5100_GPIO_CTRL_1 + offset,
- WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
- WM5100_GP1_LVL, val);
+ ret = snd_soc_update_bits(codec, WM5100_GPIO_CTRL_1 + offset,
+ WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
+ WM5100_GP1_LVL, val);
+ if (ret < 0)
+ return ret;
+ else
+ return 0;
}
static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)