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authorBartosz Golaszewski <bartosz.golaszewski@linaro.org>2025-04-24 11:35:27 +0300
committerLinus Walleij <linus.walleij@linaro.org>2025-04-29 11:34:45 +0300
commit059f5470797edcdc4407cc1d5960f12690a1e476 (patch)
tree84e5137421eeb73af98e42dd9a92be3b25334a4f
parent8657c6ee9b2ab40778dfdad7e38b25e34c32a709 (diff)
downloadlinux-059f5470797edcdc4407cc1d5960f12690a1e476.tar.xz
pinctrl: owl: 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> Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Link: https://lore.kernel.org/20250424-gpiochip-set-rv-pinctrl-part2-v1-4-504f91120b99@linaro.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/pinctrl/actions/pinctrl-owl.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/pinctrl/actions/pinctrl-owl.c b/drivers/pinctrl/actions/pinctrl-owl.c
index d49b77dcfcff..86f3d5c69e36 100644
--- a/drivers/pinctrl/actions/pinctrl-owl.c
+++ b/drivers/pinctrl/actions/pinctrl-owl.c
@@ -598,7 +598,7 @@ static int owl_gpio_get(struct gpio_chip *chip, unsigned int offset)
return !!(val & BIT(offset));
}
-static void owl_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
+static int owl_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
{
struct owl_pinctrl *pctrl = gpiochip_get_data(chip);
const struct owl_gpio_port *port;
@@ -607,13 +607,15 @@ static void owl_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
port = owl_gpio_get_port(pctrl, &offset);
if (WARN_ON(port == NULL))
- return;
+ return -ENODEV;
gpio_base = pctrl->base + port->offset;
raw_spin_lock_irqsave(&pctrl->lock, flags);
owl_gpio_update_reg(gpio_base + port->dat, offset, value);
raw_spin_unlock_irqrestore(&pctrl->lock, flags);
+
+ return 0;
}
static int owl_gpio_direction_input(struct gpio_chip *chip, unsigned int offset)
@@ -960,7 +962,7 @@ int owl_pinctrl_probe(struct platform_device *pdev,
pctrl->chip.direction_input = owl_gpio_direction_input;
pctrl->chip.direction_output = owl_gpio_direction_output;
pctrl->chip.get = owl_gpio_get;
- pctrl->chip.set = owl_gpio_set;
+ pctrl->chip.set_rv = owl_gpio_set;
pctrl->chip.request = owl_gpio_request;
pctrl->chip.free = owl_gpio_free;