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fbdev: via: use new GPIO 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.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Bartosz Golaszewski 2025-04-08 09:42:56 +02:00 committed by Helge Deller
parent 0f70f5b08a
commit 2be358790e
1 changed files with 5 additions and 5 deletions
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10
drivers/video/fbdev/via/via-gpio.c
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@ -81,8 +81,7 @@ struct viafb_gpio_cfg {
/*
* GPIO access functions
*/
static void via_gpio_set(struct gpio_chip *chip, unsigned int nr,
int value)
static int via_gpio_set(struct gpio_chip *chip, unsigned int nr, int value)
{
struct viafb_gpio_cfg *cfg = gpiochip_get_data(chip);
u8 reg;
@ -99,13 +98,14 @@ static void via_gpio_set(struct gpio_chip *chip, unsigned int nr,
reg &= ~(0x10 << gpio->vg_mask_shift);
via_write_reg(VIASR, gpio->vg_port_index, reg);
spin_unlock_irqrestore(&cfg->vdev->reg_lock, flags);
return 0;
}
static int via_gpio_dir_out(struct gpio_chip *chip, unsigned int nr,
int value)
{
via_gpio_set(chip, nr, value);
return 0;
return via_gpio_set(chip, nr, value);
}
/*
@ -146,7 +146,7 @@ static struct viafb_gpio_cfg viafb_gpio_config = {
.label = "VIAFB onboard GPIO",
.owner = THIS_MODULE,
.direction_output = via_gpio_dir_out,
.set = via_gpio_set,
.set_rv = via_gpio_set,
.direction_input = via_gpio_dir_input,
.get = via_gpio_get,
.base = -1,