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ARM: sa1100/gpio: use new line value setter callbacks

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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/20250407-gpiochip-set-rv-arm-v1-2-9e4a914c7fd4@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2025-04-07 09:09:19 +02:00
parent 6982e6b0bd
commit 9c3782118a
1 changed files with 4 additions and 2 deletions
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6
arch/arm/common/sa1111.c
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@ -563,7 +563,7 @@ static int sa1111_gpio_get(struct gpio_chip *gc, unsigned offset)
return !!(readl_relaxed(reg + SA1111_GPIO_PXDRR) & mask);
}
static void sa1111_gpio_set(struct gpio_chip *gc, unsigned offset, int value)
static int sa1111_gpio_set(struct gpio_chip *gc, unsigned int offset, int value)
{
struct sa1111 *sachip = gc_to_sa1111(gc);
unsigned long flags;
@ -574,6 +574,8 @@ static void sa1111_gpio_set(struct gpio_chip *gc, unsigned offset, int value)
sa1111_gpio_modify(reg + SA1111_GPIO_PXDWR, mask, value ? mask : 0);
sa1111_gpio_modify(reg + SA1111_GPIO_PXSSR, mask, value ? mask : 0);
spin_unlock_irqrestore(&sachip->lock, flags);
return 0;
}
static void sa1111_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
@ -613,7 +615,7 @@ static int sa1111_setup_gpios(struct sa1111 *sachip)
sachip->gc.direction_input = sa1111_gpio_direction_input;
sachip->gc.direction_output = sa1111_gpio_direction_output;
sachip->gc.get = sa1111_gpio_get;
sachip->gc.set = sa1111_gpio_set;
sachip->gc.set_rv = sa1111_gpio_set;
sachip->gc.set_multiple = sa1111_gpio_set_multiple;
sachip->gc.to_irq = sa1111_gpio_to_irq;
sachip->gc.base = -1;