@@ -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;
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> --- drivers/gpio/gpio-adp5588.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html