diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-03-03 14:18:33 +0100 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-03-10 11:52:13 +0100 |
| commit | adf5412d66e848c74178ab28a0278ad90237ee8d (patch) | |
| tree | 4e7576ad4c8655d63ce72f78fc2d5fb5c92ba633 /drivers/gpio | |
| parent | 65a0b13d92a044fc86a6842a72572fbcdc8fc4e8 (diff) | |
gpio: altera: use new 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/20250303-gpiochip-set-conversion-v1-8-1d5cceeebf8b@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-altera.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-altera.c b/drivers/gpio/gpio-altera.c index 17ab039c7413..1b28525726d7 100644 --- a/drivers/gpio/gpio-altera.c +++ b/drivers/gpio/gpio-altera.c @@ -113,7 +113,7 @@ static int altera_gpio_get(struct gpio_chip *gc, unsigned offset) return !!(readl(altera_gc->regs + ALTERA_GPIO_DATA) & BIT(offset)); } -static void altera_gpio_set(struct gpio_chip *gc, unsigned offset, int value) +static int altera_gpio_set(struct gpio_chip *gc, unsigned int offset, int value) { struct altera_gpio_chip *altera_gc = gpiochip_get_data(gc); unsigned long flags; @@ -127,6 +127,8 @@ static void altera_gpio_set(struct gpio_chip *gc, unsigned offset, int value) data_reg &= ~BIT(offset); writel(data_reg, altera_gc->regs + ALTERA_GPIO_DATA); raw_spin_unlock_irqrestore(&altera_gc->gpio_lock, flags); + + return 0; } static int altera_gpio_direction_input(struct gpio_chip *gc, unsigned offset) @@ -257,7 +259,7 @@ static int altera_gpio_probe(struct platform_device *pdev) altera_gc->gc.direction_input = altera_gpio_direction_input; altera_gc->gc.direction_output = altera_gpio_direction_output; altera_gc->gc.get = altera_gpio_get; - altera_gc->gc.set = altera_gpio_set; + altera_gc->gc.set_rv = altera_gpio_set; altera_gc->gc.owner = THIS_MODULE; altera_gc->gc.parent = &pdev->dev; altera_gc->gc.base = -1; |