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ssb: 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>
Link: https://patch.msgid.link/20250610-gpiochip-set-rv-ssb-v1-1-0bee5b45b411@linaro.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Bartosz Golaszewski 2025-06-10 14:39:42 +02:00 • committed by Johannes Berg
parent 9410e28990
commit 757259db79
1 changed files with 5 additions and 3 deletions
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8
drivers/ssb/driver_gpio.c
View file

@ -45,12 +45,14 @@ static int ssb_gpio_chipco_get_value(struct gpio_chip *chip, unsigned int gpio)
return !!ssb_chipco_gpio_in(&bus->chipco, 1 << gpio);
}
static void ssb_gpio_chipco_set_value(struct gpio_chip *chip, unsigned int gpio,
int value)
static int ssb_gpio_chipco_set_value(struct gpio_chip *chip, unsigned int gpio,
int value)
{
struct ssb_bus *bus = gpiochip_get_data(chip);
ssb_chipco_gpio_out(&bus->chipco, 1 << gpio, value ? 1 << gpio : 0);
return 0;
}
static int ssb_gpio_chipco_direction_input(struct gpio_chip *chip,
@ -223,7 +225,7 @@ static int ssb_gpio_chipco_init(struct ssb_bus *bus)
chip->request = ssb_gpio_chipco_request;
chip->free = ssb_gpio_chipco_free;
chip->get = ssb_gpio_chipco_get_value;
chip->set = ssb_gpio_chipco_set_value;
chip->set_rv = ssb_gpio_chipco_set_value;
chip->direction_input = ssb_gpio_chipco_direction_input;
chip->direction_output = ssb_gpio_chipco_direction_output;
#if IS_ENABLED(CONFIG_SSB_EMBEDDED)