diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 23:48:29 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-04-26 15:36:57 +0200 |
| commit | f7cb5120c4e0de10c3e069f5318417da0326fb45 (patch) | |
| tree | a527019d127e10faa5bc3feed63358876d5b8f9e /sound/soc/soc-ac97.c | |
| parent | c2aea142af6179d757424a21110da3fc90127e02 (diff) | |
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.c | 8 |
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; |