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gpio: adp5588: 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: Jean-Francois Dagenais <jeff.dagenais@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-04 15:05:34 +01:00
Родитель 5060e0e893
Коммит f69255ce67
1 изменённых файлов: 7 добавлений и 11 удалений
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18
drivers/gpio/gpio-adp5588.c
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@ -65,8 +65,7 @@ static int adp5588_gpio_write(struct i2c_client *client, u8 reg, u8 val)
static int adp5588_gpio_get_value(struct gpio_chip *chip, unsigned off)
{
struct adp5588_gpio *dev =
container_of(chip, struct adp5588_gpio, gpio_chip);
struct adp5588_gpio *dev = gpiochip_get_data(chip);
unsigned bank = ADP5588_BANK(off);
unsigned bit = ADP5588_BIT(off);
int val;
@ -87,8 +86,7 @@ static void adp5588_gpio_set_value(struct gpio_chip *chip,
unsigned off, int val)
{
unsigned bank, bit;
struct adp5588_gpio *dev =
container_of(chip, struct adp5588_gpio, gpio_chip);
struct adp5588_gpio *dev = gpiochip_get_data(chip);
bank = ADP5588_BANK(off);
bit = ADP5588_BIT(off);
@ -108,8 +106,7 @@ static int adp5588_gpio_direction_input(struct gpio_chip *chip, unsigned off)
{
int ret;
unsigned bank;
struct adp5588_gpio *dev =
container_of(chip, struct adp5588_gpio, gpio_chip);
struct adp5588_gpio *dev = gpiochip_get_data(chip);
bank = ADP5588_BANK(off);
@ -126,8 +123,7 @@ static int adp5588_gpio_direction_output(struct gpio_chip *chip,
{
int ret;
unsigned bank, bit;
struct adp5588_gpio *dev =
container_of(chip, struct adp5588_gpio, gpio_chip);
struct adp5588_gpio *dev = gpiochip_get_data(chip);
bank = ADP5588_BANK(off);
bit = ADP5588_BIT(off);
@ -152,8 +148,8 @@ static int adp5588_gpio_direction_output(struct gpio_chip *chip,
#ifdef CONFIG_GPIO_ADP5588_IRQ
static int adp5588_gpio_to_irq(struct gpio_chip *chip, unsigned off)
{
struct adp5588_gpio *dev =
container_of(chip, struct adp5588_gpio, gpio_chip);
struct adp5588_gpio *dev = gpiochip_get_data(chip);
return dev->irq_base + off;
}
@ -418,7 +414,7 @@ static int adp5588_gpio_probe(struct i2c_client *client,
}
}
ret = gpiochip_add(&dev->gpio_chip);
ret = gpiochip_add_data(&dev->gpio_chip, dev);
if (ret)
goto err_irq;