diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-04-25 11:01:00 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2025-05-09 10:04:45 +0200 |
| commit | 8a3f17df00e6110f80e1970a93497901a40116bf (patch) | |
| tree | 48a96cc72e35182c2792fa2d02fcaf39488a32bb | |
| parent | 1849d1a3d388caf898b18791c40edac464c809d1 (diff) | |
pinctrl: mediatek: moore: 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.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/20250425-gpiochip-set-rv-pinctrl-mediatek-v1-4-93e6a01855e7@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-moore.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-moore.c b/drivers/pinctrl/mediatek/pinctrl-moore.c index aad4891223d3..827d0f191031 100644 --- a/drivers/pinctrl/mediatek/pinctrl-moore.c +++ b/drivers/pinctrl/mediatek/pinctrl-moore.c @@ -496,24 +496,26 @@ static int mtk_gpio_get(struct gpio_chip *chip, unsigned int gpio) return !!value; } -static void mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value) +static int mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value) { struct mtk_pinctrl *hw = gpiochip_get_data(chip); const struct mtk_pin_desc *desc; desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; - if (!desc->name) { - dev_err(hw->dev, "Failed to set gpio %d\n", gpio); - return; - } + if (!desc->name) + return -ENOTSUPP; - mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DO, !!value); + return mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DO, !!value); } static int mtk_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio, int value) { - mtk_gpio_set(chip, gpio, value); + int ret; + + ret = mtk_gpio_set(chip, gpio, value); + if (ret) + return ret; return pinctrl_gpio_direction_output(chip, gpio); } @@ -567,7 +569,7 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw) chip->direction_input = pinctrl_gpio_direction_input; chip->direction_output = mtk_gpio_direction_output; chip->get = mtk_gpio_get; - chip->set = mtk_gpio_set; + chip->set_rv = mtk_gpio_set; chip->to_irq = mtk_gpio_to_irq; chip->set_config = mtk_gpio_set_config; chip->base = -1; |