diff options
| author |   Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 23:44:39 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-04-26 15:36:57 +0200 |
| commit | c2aea142af6179d757424a21110da3fc90127e02 (patch) | |
| tree | 6a80e91952dc6840595a0c75acd2a255c76a379f /sound/soc | |
| parent | ASoC: wm8962: use gpiochip data pointer (diff) | |
| download | linux-dev-c2aea142af6179d757424a21110da3fc90127e02.tar.xz linux-dev-c2aea142af6179d757424a21110da3fc90127e02.zip | |
ASoC: wm8996: 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: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/codecs/wm8996.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c index f99b34f7647b..a73044251218 100644 --- a/sound/soc/codecs/wm8996.c +++ b/sound/soc/codecs/wm8996.c @@ -17,6 +17,7 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/gcd.h> +#include <linux/gpio/driver.h> #include <linux/gpio.h> #include <linux/i2c.h> #include <linux/regmap.h> @@ -2139,14 +2140,9 @@ static int wm8996_set_fll(struct snd_soc_codec *codec, int fll_id, int source, } #ifdef CONFIG_GPIOLIB -static inline struct wm8996_priv *gpio_to_wm8996(struct gpio_chip *chip) -{ - return container_of(chip, struct wm8996_priv, gpio_chip); -} - static void wm8996_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); + struct wm8996_priv *wm8996 = gpiochip_get_data(chip); regmap_update_bits(wm8996->regmap, WM8996_GPIO_1 + offset, WM8996_GP1_LVL, !!value << WM8996_GP1_LVL_SHIFT); @@ -2155,7 +2151,7 @@ static void wm8996_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int wm8996_gpio_direction_out(struct gpio_chip *chip, unsigned offset, int value) { - struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); + struct wm8996_priv *wm8996 = gpiochip_get_data(chip); int val; val = (1 << WM8996_GP1_FN_SHIFT) | (!!value << WM8996_GP1_LVL_SHIFT); @@ -2167,7 +2163,7 @@ static int wm8996_gpio_direction_out(struct gpio_chip *chip, static int wm8996_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); + struct wm8996_priv *wm8996 = gpiochip_get_data(chip); unsigned int reg; int ret; @@ -2180,7 +2176,7 @@ static int wm8996_gpio_get(struct gpio_chip *chip, unsigned offset) static int wm8996_gpio_direction_in(struct gpio_chip *chip, unsigned offset) { - struct wm8996_priv *wm8996 = gpio_to_wm8996(chip); + struct wm8996_priv *wm8996 = gpiochip_get_data(chip); return regmap_update_bits(wm8996->regmap, WM8996_GPIO_1 + offset, WM8996_GP1_FN_MASK | WM8996_GP1_DIR, @@ -2211,7 +2207,7 @@ static void wm8996_init_gpio(struct wm8996_priv *wm8996) else wm8996->gpio_chip.base = -1; - ret = gpiochip_add(&wm8996->gpio_chip); + ret = gpiochip_add_data(&wm8996->gpio_chip, wm8996); if (ret != 0) dev_err(wm8996->dev, "Failed to add GPIOs: %d\n", ret); } |