diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-04 15:31:31 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:03 +0100 |
| commit | 18992d4ee577838e0fa006bad46d83cafccffbb3 (patch) | |
| tree | 4d40f0399f2e23d14f79aa5d2a148f14f89ca5b0 /drivers/gpio/gpio-arizona.c | |
| parent | gpio: amdpt: use gpiochip data pointer (diff) | |
| download | linux-18992d4ee577838e0fa006bad46d83cafccffbb3.tar.xz linux-18992d4ee577838e0fa006bad46d83cafccffbb3.zip | |
gpio: arizona: 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: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Cc: Mark Brown <broonie@kernel.org>
Reviewed-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-arizona.c')
| -rw-r--r-- | drivers/gpio/gpio-arizona.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c index 412d131b513d..c729fee1dcdf 100644 --- a/drivers/gpio/gpio-arizona.c +++ b/drivers/gpio/gpio-arizona.c @@ -28,14 +28,9 @@ struct arizona_gpio { struct gpio_chip gpio_chip; }; -static inline struct arizona_gpio *to_arizona_gpio(struct gpio_chip *chip) -{ - return container_of(chip, struct arizona_gpio, gpio_chip); -} - static int arizona_gpio_direction_in(struct gpio_chip *chip, unsigned offset) { - struct arizona_gpio *arizona_gpio = to_arizona_gpio(chip); + struct arizona_gpio *arizona_gpio = gpiochip_get_data(chip); struct arizona *arizona = arizona_gpio->arizona; return regmap_update_bits(arizona->regmap, ARIZONA_GPIO1_CTRL + offset, @@ -44,7 +39,7 @@ static int arizona_gpio_direction_in(struct gpio_chip *chip, unsigned offset) static int arizona_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct arizona_gpio *arizona_gpio = to_arizona_gpio(chip); + struct arizona_gpio *arizona_gpio = gpiochip_get_data(chip); struct arizona *arizona = arizona_gpio->arizona; unsigned int val; int ret; @@ -62,7 +57,7 @@ static int arizona_gpio_get(struct gpio_chip *chip, unsigned offset) static int arizona_gpio_direction_out(struct gpio_chip *chip, unsigned offset, int value) { - struct arizona_gpio *arizona_gpio = to_arizona_gpio(chip); + struct arizona_gpio *arizona_gpio = gpiochip_get_data(chip); struct arizona *arizona = arizona_gpio->arizona; if (value) @@ -74,7 +69,7 @@ static int arizona_gpio_direction_out(struct gpio_chip *chip, static void arizona_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct arizona_gpio *arizona_gpio = to_arizona_gpio(chip); + struct arizona_gpio *arizona_gpio = gpiochip_get_data(chip); struct arizona *arizona = arizona_gpio->arizona; if (value) @@ -133,7 +128,7 @@ static int arizona_gpio_probe(struct platform_device *pdev) else arizona_gpio->gpio_chip.base = -1; - ret = gpiochip_add(&arizona_gpio->gpio_chip); + ret = gpiochip_add_data(&arizona_gpio->gpio_chip, arizona_gpio); if (ret < 0) { dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret); |