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: Mark Brown broonie@kernel.org Cc: alsa-devel@alsa-project.org Signed-off-by: Linus Walleij linus.walleij@linaro.org --- Liam/Mark: please ACK this so I can merge it into the GPIO tree. --- sound/soc/codecs/wm8996.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c index 8d7d6c01a2f7..f9656df9dccc 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); }