Commit ee6e05eb authored by Bartosz Golaszewski's avatar Bartosz Golaszewski
Browse files

gpio: zevio: 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/20250709-gpiochip-set-rv-gpio-remaining-v1-16-b8950f69618d@linaro.org


Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent 383a02f6

drivers/gpio/gpio-zevio.c

+4 −2
Original line number Diff line number Diff line
@@ -91,7 +91,7 @@ static int zevio_gpio_get(struct gpio_chip *chip, unsigned pin) 
	return (val >> ZEVIO_GPIO_BIT(pin)) & 0x1;

}



static void zevio_gpio_set(struct gpio_chip *chip, unsigned pin, int value)

static int zevio_gpio_set(struct gpio_chip *chip, unsigned int pin, int value)

{

	struct zevio_gpio *controller = gpiochip_get_data(chip);

	u32 val;
@@ -105,6 +105,8 @@ static void zevio_gpio_set(struct gpio_chip *chip, unsigned pin, int value) 


	zevio_gpio_port_set(controller, pin, ZEVIO_GPIO_OUTPUT, val);

	spin_unlock(&controller->lock);



	return 0;

}



static int zevio_gpio_direction_input(struct gpio_chip *chip, unsigned pin)
@@ -159,7 +161,7 @@ static int zevio_gpio_to_irq(struct gpio_chip *chip, unsigned pin) 
static const struct gpio_chip zevio_gpio_chip = {

	.direction_input	= zevio_gpio_direction_input,

	.direction_output	= zevio_gpio_direction_output,

	.set			= zevio_gpio_set,

	.set_rv			= zevio_gpio_set,

	.get			= zevio_gpio_get,

	.to_irq			= zevio_gpio_to_irq,

	.base			= 0,