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authorLinus Walleij <linus.walleij@linaro.org>2015-12-08 23:48:29 +0100
committerLinus Walleij <linus.walleij@linaro.org>2016-04-26 15:36:57 +0200
commitf7cb5120c4e0de10c3e069f5318417da0326fb45 (patch)
treea527019d127e10faa5bc3feed63358876d5b8f9e /sound/soc/soc-ac97.c
parentc2aea142af6179d757424a21110da3fc90127e02 (diff)
downloadlinux-f7cb5120c4e0de10c3e069f5318417da0326fb45.tar.gz
ASoC: ac97: use gpiochip data pointer
This makes the driver use the data pointer added to the gpio_chip to store a pointer to the state container instead of relying on container_of(). Cc: Liam Girdwood <lgirdwood@gmail.com> Cc: alsa-devel@alsa-project.org Acked-by: Mark Brown <broonie@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'sound/soc/soc-ac97.c')
-rw-r--r--sound/soc/soc-ac97.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/sound/soc/soc-ac97.c b/sound/soc/soc-ac97.c
index 7e0acd83b0e6..bc4a55bb3fd9 100644
--- a/sound/soc/soc-ac97.c
+++ b/sound/soc/soc-ac97.c
@@ -59,8 +59,7 @@ static void soc_ac97_device_release(struct device *dev)
#ifdef CONFIG_GPIOLIB
static inline struct snd_soc_codec *gpio_to_codec(struct gpio_chip *chip)
{
- struct snd_ac97_gpio_priv *gpio_priv =
- container_of(chip, struct snd_ac97_gpio_priv, gpio_chip);
+ struct snd_ac97_gpio_priv *gpio_priv = gpiochip_get_data(chip);
return gpio_priv->codec;
}
@@ -98,8 +97,7 @@ static int snd_soc_ac97_gpio_get(struct gpio_chip *chip, unsigned offset)
static void snd_soc_ac97_gpio_set(struct gpio_chip *chip, unsigned offset,
int value)
{
- struct snd_ac97_gpio_priv *gpio_priv =
- container_of(chip, struct snd_ac97_gpio_priv, gpio_chip);
+ struct snd_ac97_gpio_priv *gpio_priv = gpiochip_get_data(chip);
struct snd_soc_codec *codec = gpio_to_codec(chip);
gpio_priv->gpios_set &= ~(1 << offset);
@@ -145,7 +143,7 @@ static int snd_soc_ac97_init_gpio(struct snd_ac97 *ac97,
gpio_priv->gpio_chip.parent = codec->dev;
gpio_priv->gpio_chip.base = -1;
- ret = gpiochip_add(&gpio_priv->gpio_chip);
+ ret = gpiochip_add_data(&gpio_priv->gpio_chip, gpio_priv);
if (ret != 0)
dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret);
return ret;