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/wm8903.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index 2512def0d349..d1315ce5f0a9 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -20,7 +20,7 @@ #include <linux/init.h> #include <linux/completion.h> #include <linux/delay.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/pm.h> #include <linux/i2c.h> #include <linux/regmap.h> @@ -1766,11 +1766,6 @@ static int wm8903_resume(struct snd_soc_codec *codec) }

#ifdef CONFIG_GPIOLIB -static inline struct wm8903_priv *gpio_to_wm8903(struct gpio_chip *chip) -{ - return container_of(chip, struct wm8903_priv, gpio_chip); -} - static int wm8903_gpio_request(struct gpio_chip *chip, unsigned offset) { if (offset >= WM8903_NUM_GPIO) @@ -1781,7 +1776,7 @@ static int wm8903_gpio_request(struct gpio_chip *chip, unsigned offset)

static int wm8903_gpio_direction_in(struct gpio_chip *chip, unsigned offset) { - struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); + struct wm8903_priv *wm8903 = gpiochip_get_data(chip); unsigned int mask, val; int ret;

@@ -1799,7 +1794,7 @@ static int wm8903_gpio_direction_in(struct gpio_chip *chip, unsigned offset)

static int wm8903_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); + struct wm8903_priv *wm8903 = gpiochip_get_data(chip); unsigned int reg;

regmap_read(wm8903->regmap, WM8903_GPIO_CONTROL_1 + offset, &reg); @@ -1810,7 +1805,7 @@ static int wm8903_gpio_get(struct gpio_chip *chip, unsigned offset) static int wm8903_gpio_direction_out(struct gpio_chip *chip, unsigned offset, int value) { - struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); + struct wm8903_priv *wm8903 = gpiochip_get_data(chip); unsigned int mask, val; int ret;

@@ -1828,7 +1823,7 @@ static int wm8903_gpio_direction_out(struct gpio_chip *chip,

static void wm8903_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct wm8903_priv *wm8903 = gpio_to_wm8903(chip); + struct wm8903_priv *wm8903 = gpiochip_get_data(chip);

regmap_update_bits(wm8903->regmap, WM8903_GPIO_CONTROL_1 + offset, WM8903_GP1_LVL_MASK, @@ -1860,7 +1855,7 @@ static void wm8903_init_gpio(struct wm8903_priv *wm8903) else wm8903->gpio_chip.base = -1;

- ret = gpiochip_add(&wm8903->gpio_chip); + ret = gpiochip_add_data(&wm8903->gpio_chip, wm8903); if (ret != 0) dev_err(wm8903->dev, "Failed to add GPIOs: %d\n", ret); }