[PATCH 01/12] gpio: dln2: use new line value setter callbacks

From: Bartosz Golaszewski
Date: Mon Apr 07 2025 - 03:13:35 EST


From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>

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@xxxxxxxxxx>
---
drivers/gpio/gpio-dln2.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-dln2.c b/drivers/gpio/gpio-dln2.c
index 596da59d4b13..4bd3c47eaf93 100644
--- a/drivers/gpio/gpio-dln2.c
+++ b/drivers/gpio/gpio-dln2.c
@@ -220,11 +220,12 @@ static int dln2_gpio_get(struct gpio_chip *chip, unsigned int offset)
return dln2_gpio_pin_get_out_val(dln2, offset);
}

-static void dln2_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+static int dln2_gpio_set(struct gpio_chip *chip, unsigned int offset,
+ int value)
{
struct dln2_gpio *dln2 = gpiochip_get_data(chip);

- dln2_gpio_pin_set_out_val(dln2, offset, value);
+ return dln2_gpio_pin_set_out_val(dln2, offset, value);
}

static int dln2_gpio_set_direction(struct gpio_chip *chip, unsigned offset,
@@ -468,7 +469,7 @@ static int dln2_gpio_probe(struct platform_device *pdev)
dln2->gpio.base = -1;
dln2->gpio.ngpio = pins;
dln2->gpio.can_sleep = true;
- dln2->gpio.set = dln2_gpio_set;
+ dln2->gpio.set_rv = dln2_gpio_set;
dln2->gpio.get = dln2_gpio_get;
dln2->gpio.request = dln2_gpio_request;
dln2->gpio.free = dln2_gpio_free;

--
2.45.2