diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 22:12:11 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 14:15:07 +0100 |
| commit | 80036f88db18b98bc20f7321dbd5f9947576a2b2 (patch) | |
| tree | 088383c4e20b60fea9563df83387cffe57a747af /drivers/pinctrl | |
| parent | pinctrl: mediatek: use gpiochip data pointer (diff) | |
| download | linux-80036f88db18b98bc20f7321dbd5f9947576a2b2.tar.xz linux-80036f88db18b98bc20f7321dbd5f9947576a2b2.zip | |
pinctrl: at91-pio4: 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: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-at91-pio4.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c index f1daf8580167..27540f5a1067 100644 --- a/drivers/pinctrl/pinctrl-at91-pio4.c +++ b/drivers/pinctrl/pinctrl-at91-pio4.c @@ -15,6 +15,8 @@ */ #include <linux/clk.h> +#include <linux/gpio/driver.h> +/* FIXME: needed for gpio_to_irq(), get rid of this */ #include <linux/gpio.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -290,7 +292,7 @@ static void atmel_gpio_irq_handler(struct irq_desc *desc) static int atmel_gpio_direction_input(struct gpio_chip *chip, unsigned offset) { - struct atmel_pioctrl *atmel_pioctrl = dev_get_drvdata(chip->parent); + struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip); struct atmel_pin *pin = atmel_pioctrl->pins[offset]; unsigned reg; @@ -305,7 +307,7 @@ static int atmel_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int atmel_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct atmel_pioctrl *atmel_pioctrl = dev_get_drvdata(chip->parent); + struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip); struct atmel_pin *pin = atmel_pioctrl->pins[offset]; unsigned reg; @@ -317,7 +319,7 @@ static int atmel_gpio_get(struct gpio_chip *chip, unsigned offset) static int atmel_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int value) { - struct atmel_pioctrl *atmel_pioctrl = dev_get_drvdata(chip->parent); + struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip); struct atmel_pin *pin = atmel_pioctrl->pins[offset]; unsigned reg; @@ -336,7 +338,7 @@ static int atmel_gpio_direction_output(struct gpio_chip *chip, unsigned offset, static void atmel_gpio_set(struct gpio_chip *chip, unsigned offset, int val) { - struct atmel_pioctrl *atmel_pioctrl = dev_get_drvdata(chip->parent); + struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip); struct atmel_pin *pin = atmel_pioctrl->pins[offset]; atmel_gpio_write(atmel_pioctrl, pin->bank, @@ -346,7 +348,7 @@ static void atmel_gpio_set(struct gpio_chip *chip, unsigned offset, int val) static int atmel_gpio_to_irq(struct gpio_chip *chip, unsigned offset) { - struct atmel_pioctrl *atmel_pioctrl = dev_get_drvdata(chip->parent); + struct atmel_pioctrl *atmel_pioctrl = gpiochip_get_data(chip); return irq_find_mapping(atmel_pioctrl->irq_domain, offset); } @@ -1037,7 +1039,7 @@ static int atmel_pinctrl_probe(struct platform_device *pdev) goto pinctrl_register_error; } - ret = gpiochip_add(atmel_pioctrl->gpio_chip); + ret = gpiochip_add_data(atmel_pioctrl->gpio_chip, atmel_pioctrl); if (ret) { dev_err(dev, "failed to add gpiochip\n"); goto gpiochip_add_error; |