diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 17:01:14 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 13:21:17 +0300 |
| commit | 9af4f0ab8af889cebbfd4dd70d2aa469c4f161da (patch) | |
| tree | 0a32b5b1762dc0dc2af15172d19a1ff942d243dd /drivers/gpio | |
| parent | 7020e7c513e91a2e18ab67935e657c4de17e9043 (diff) | |
| download | linux-9af4f0ab8af889cebbfd4dd70d2aa469c4f161da.tar.xz | |
gpio: ucb1400: 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().
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-ucb1400.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-ucb1400.c b/drivers/gpio/gpio-ucb1400.c index cca78fb9b0df..2c5cd46bfa6e 100644 --- a/drivers/gpio/gpio-ucb1400.c +++ b/drivers/gpio/gpio-ucb1400.c @@ -15,7 +15,7 @@ static int ucb1400_gpio_dir_in(struct gpio_chip *gc, unsigned off) { struct ucb1400_gpio *gpio; - gpio = container_of(gc, struct ucb1400_gpio, gc); + gpio = gpiochip_get_data(gc); ucb1400_gpio_set_direction(gpio->ac97, off, 0); return 0; } @@ -23,7 +23,7 @@ static int ucb1400_gpio_dir_in(struct gpio_chip *gc, unsigned off) static int ucb1400_gpio_dir_out(struct gpio_chip *gc, unsigned off, int val) { struct ucb1400_gpio *gpio; - gpio = container_of(gc, struct ucb1400_gpio, gc); + gpio = gpiochip_get_data(gc); ucb1400_gpio_set_direction(gpio->ac97, off, 1); ucb1400_gpio_set_value(gpio->ac97, off, val); return 0; @@ -32,14 +32,15 @@ static int ucb1400_gpio_dir_out(struct gpio_chip *gc, unsigned off, int val) static int ucb1400_gpio_get(struct gpio_chip *gc, unsigned off) { struct ucb1400_gpio *gpio; - gpio = container_of(gc, struct ucb1400_gpio, gc); + + gpio = gpiochip_get_data(gc); return !!ucb1400_gpio_get_value(gpio->ac97, off); } static void ucb1400_gpio_set(struct gpio_chip *gc, unsigned off, int val) { struct ucb1400_gpio *gpio; - gpio = container_of(gc, struct ucb1400_gpio, gc); + gpio = gpiochip_get_data(gc); ucb1400_gpio_set_value(gpio->ac97, off, val); } @@ -66,7 +67,7 @@ static int ucb1400_gpio_probe(struct platform_device *dev) ucb->gc.set = ucb1400_gpio_set; ucb->gc.can_sleep = true; - err = gpiochip_add(&ucb->gc); + err = gpiochip_add_data(&ucb->gc, ucb); if (err) goto err; |