diff options
| author |   Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-05-06 11:01:47 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-05-13 15:15:34 +0200 |
| commit | 1a7b6b536d509203325bccd88ae42499b45f5765 (patch) | |
| tree | 3e69be0fdcbac9f4307481c12761fdf757c2bafc | |
| parent | gpio: lpc18xx: use new GPIO line value setter callbacks (diff) | |
| download | wireguard-linux-1a7b6b536d509203325bccd88ae42499b45f5765.tar.xz wireguard-linux-1a7b6b536d509203325bccd88ae42499b45f5765.zip | |
gpio: lpc32xx: use new GPIO line value setter callbacks
struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.
Link: https://lore.kernel.org/r/20250506-gpiochip-set-rv-gpio-part3-v1-4-0fbdea5a9667@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
| -rw-r--r-- | drivers/gpio/gpio-lpc32xx.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c index c097e310c9e8..6668b8bd9f1e 100644 --- a/drivers/gpio/gpio-lpc32xx.c +++ b/drivers/gpio/gpio-lpc32xx.c @@ -340,28 +340,34 @@ static int lpc32xx_gpio_dir_out_always(struct gpio_chip *chip, unsigned pin, return 0; } -static void lpc32xx_gpio_set_value_p012(struct gpio_chip *chip, unsigned pin, - int value) +static int lpc32xx_gpio_set_value_p012(struct gpio_chip *chip, + unsigned int pin, int value) { struct lpc32xx_gpio_chip *group = gpiochip_get_data(chip); __set_gpio_level_p012(group, pin, value); + + return 0; } -static void lpc32xx_gpio_set_value_p3(struct gpio_chip *chip, unsigned pin, - int value) +static int lpc32xx_gpio_set_value_p3(struct gpio_chip *chip, + unsigned int pin, int value) { struct lpc32xx_gpio_chip *group = gpiochip_get_data(chip); __set_gpio_level_p3(group, pin, value); + + return 0; } -static void lpc32xx_gpo_set_value(struct gpio_chip *chip, unsigned pin, - int value) +static int lpc32xx_gpo_set_value(struct gpio_chip *chip, unsigned int pin, + int value) { struct lpc32xx_gpio_chip *group = gpiochip_get_data(chip); __set_gpo_level_p3(group, pin, value); + + return 0; } static int lpc32xx_gpo_get_value(struct gpio_chip *chip, unsigned pin) @@ -401,7 +407,7 @@ static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = { .direction_input = lpc32xx_gpio_dir_input_p012, .get = lpc32xx_gpio_get_value_p012, .direction_output = lpc32xx_gpio_dir_output_p012, - .set = lpc32xx_gpio_set_value_p012, + .set_rv = lpc32xx_gpio_set_value_p012, .request = lpc32xx_gpio_request, .to_irq = lpc32xx_gpio_to_irq_p01, .base = LPC32XX_GPIO_P0_GRP, @@ -417,7 +423,7 @@ static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = { .direction_input = lpc32xx_gpio_dir_input_p012, .get = lpc32xx_gpio_get_value_p012, .direction_output = lpc32xx_gpio_dir_output_p012, - .set = lpc32xx_gpio_set_value_p012, + .set_rv = lpc32xx_gpio_set_value_p012, .request = lpc32xx_gpio_request, .to_irq = lpc32xx_gpio_to_irq_p01, .base = LPC32XX_GPIO_P1_GRP, @@ -433,7 +439,7 @@ static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = { .direction_input = lpc32xx_gpio_dir_input_p012, .get = lpc32xx_gpio_get_value_p012, .direction_output = lpc32xx_gpio_dir_output_p012, - .set = lpc32xx_gpio_set_value_p012, + .set_rv = lpc32xx_gpio_set_value_p012, .request = lpc32xx_gpio_request, .base = LPC32XX_GPIO_P2_GRP, .ngpio = LPC32XX_GPIO_P2_MAX, @@ -448,7 +454,7 @@ static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = { .direction_input = lpc32xx_gpio_dir_input_p3, .get = lpc32xx_gpio_get_value_p3, .direction_output = lpc32xx_gpio_dir_output_p3, - .set = lpc32xx_gpio_set_value_p3, + .set_rv = lpc32xx_gpio_set_value_p3, .request = lpc32xx_gpio_request, .to_irq = lpc32xx_gpio_to_irq_gpio_p3, .base = LPC32XX_GPIO_P3_GRP, @@ -476,7 +482,7 @@ static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = { .chip = { .label = "gpo_p3", .direction_output = lpc32xx_gpio_dir_out_always, - .set = lpc32xx_gpo_set_value, + .set_rv = lpc32xx_gpo_set_value, .get = lpc32xx_gpo_get_value, .request = lpc32xx_gpio_request, .base = LPC32XX_GPO_P3_GRP, |