diff options
| author |   Fabian Frederick <fabf@skynet.be> | 2014-09-14 15:56:55 +0200 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2014-09-23 17:51:39 +0200 |
| commit | 56b427678cc3c1c4e305a96c9cfa8ba985c70a48 (patch) | |
| tree | fdedc26c8f75d9bf4e1c9295cda6ef66f3e86a54 /drivers/gpio | |
| parent | GPIO: gpio-dwapb: Suspend & Resume PM enabling (diff) | |
| download | linux-dev-56b427678cc3c1c4e305a96c9cfa8ba985c70a48.tar.xz linux-dev-56b427678cc3c1c4e305a96c9cfa8ba985c70a48.zip | |
gpio: use container_of to resolve cs5535_gpio_chip from gpio_chip
Use container_of instead of casting first structure member.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-cs5535.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-cs5535.c b/drivers/gpio/gpio-cs5535.c index 92ec58fa9236..668127fe90ef 100644 --- a/drivers/gpio/gpio-cs5535.c +++ b/drivers/gpio/gpio-cs5535.c @@ -201,7 +201,8 @@ EXPORT_SYMBOL_GPL(cs5535_gpio_setup_event); static int chip_gpio_request(struct gpio_chip *c, unsigned offset) { - struct cs5535_gpio_chip *chip = (struct cs5535_gpio_chip *) c; + struct cs5535_gpio_chip *chip = + container_of(c, struct cs5535_gpio_chip, chip); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -241,7 +242,8 @@ static void chip_gpio_set(struct gpio_chip *chip, unsigned offset, int val) static int chip_direction_input(struct gpio_chip *c, unsigned offset) { - struct cs5535_gpio_chip *chip = (struct cs5535_gpio_chip *) c; + struct cs5535_gpio_chip *chip = + container_of(c, struct cs5535_gpio_chip, chip); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); @@ -254,7 +256,8 @@ static int chip_direction_input(struct gpio_chip *c, unsigned offset) static int chip_direction_output(struct gpio_chip *c, unsigned offset, int val) { - struct cs5535_gpio_chip *chip = (struct cs5535_gpio_chip *) c; + struct cs5535_gpio_chip *chip = + container_of(c, struct cs5535_gpio_chip, chip); unsigned long flags; spin_lock_irqsave(&chip->lock, flags); |