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gpio: sta2x11: 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: Alessandro Rubini <rubini@gnudd.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
Linus Walleij 2015-12-07 14:29:48 +01:00
parent c0ad184adb
commit 0b2c529a3b
1 changed files with 6 additions and 6 deletions
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12
drivers/gpio/gpio-sta2x11.c
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@ -74,7 +74,7 @@ static inline u32 __bit(int nr)
static void gsta_gpio_set(struct gpio_chip *gpio, unsigned nr, int val)
{
struct gsta_gpio *chip = container_of(gpio, struct gsta_gpio, gpio);
struct gsta_gpio *chip = gpiochip_get_data(gpio);
struct gsta_regs __iomem *regs = __regs(chip, nr);
u32 bit = __bit(nr);
@ -86,7 +86,7 @@ static void gsta_gpio_set(struct gpio_chip *gpio, unsigned nr, int val)
static int gsta_gpio_get(struct gpio_chip *gpio, unsigned nr)
{
struct gsta_gpio *chip = container_of(gpio, struct gsta_gpio, gpio);
struct gsta_gpio *chip = gpiochip_get_data(gpio);
struct gsta_regs __iomem *regs = __regs(chip, nr);
u32 bit = __bit(nr);
@ -96,7 +96,7 @@ static int gsta_gpio_get(struct gpio_chip *gpio, unsigned nr)
static int gsta_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
int val)
{
struct gsta_gpio *chip = container_of(gpio, struct gsta_gpio, gpio);
struct gsta_gpio *chip = gpiochip_get_data(gpio);
struct gsta_regs __iomem *regs = __regs(chip, nr);
u32 bit = __bit(nr);
@ -111,7 +111,7 @@ static int gsta_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
static int gsta_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
{
struct gsta_gpio *chip = container_of(gpio, struct gsta_gpio, gpio);
struct gsta_gpio *chip = gpiochip_get_data(gpio);
struct gsta_regs __iomem *regs = __regs(chip, nr);
u32 bit = __bit(nr);
@ -121,7 +121,7 @@ static int gsta_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
static int gsta_gpio_to_irq(struct gpio_chip *gpio, unsigned offset)
{
struct gsta_gpio *chip = container_of(gpio, struct gsta_gpio, gpio);
struct gsta_gpio *chip = gpiochip_get_data(gpio);
return chip->irq_base + offset;
}
@ -409,7 +409,7 @@ static int gsta_probe(struct platform_device *dev)
goto err_free_descs;
}
err = gpiochip_add(&chip->gpio);
err = gpiochip_add_data(&chip->gpio, chip);
if (err < 0) {
dev_err(&dev->dev, "sta2x11 gpio: Can't register (%i)\n",
-err);