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gpio: max3191x: remove unused callbacks

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This driver is input-only and as such doesn't need to define empty set()
and direction_output() callbacks. Remove them.

Link: https://lore.kernel.org/r/20250506-gpiochip-set-rv-gpio-part3-v1-6-0fbdea5a9667@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski
2025-05-06 11:01:49 +02:00
parent 2e6b7f5ffe
commit 75e80b69e1
1 changed files with 0 additions and 16 deletions
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16
drivers/gpio/gpio-max3191x.c
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@@ -103,19 +103,6 @@ static int max3191x_direction_input(struct gpio_chip *gpio, unsigned int offset)
return 0;
}
static int max3191x_direction_output(struct gpio_chip *gpio,
unsigned int offset, int value)
{
return -EINVAL;
}
static void max3191x_set(struct gpio_chip *gpio, unsigned int offset, int value)
{ }
static void max3191x_set_multiple(struct gpio_chip *gpio, unsigned long *mask,
unsigned long *bits)
{ }
static unsigned int max3191x_wordlen(struct max3191x_chip *max3191x)
{
return max3191x->mode == STATUS_BYTE_ENABLED ? 2 : 1;
@@ -421,9 +408,6 @@ static int max3191x_probe(struct spi_device *spi)
max3191x->gpio.get_direction = max3191x_get_direction;
max3191x->gpio.direction_input = max3191x_direction_input;
max3191x->gpio.direction_output = max3191x_direction_output;
max3191x->gpio.set = max3191x_set;
max3191x->gpio.set_multiple = max3191x_set_multiple;
max3191x->gpio.get = max3191x_get;
max3191x->gpio.get_multiple = max3191x_get_multiple;
max3191x->gpio.set_config = max3191x_set_config;