public-mirrors/linux
1
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-08-05 16:54:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

ssb: use new GPIO line value setter callbacks

Browse source 
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
Show stats Download patch file Download diff file Expand all files Collapse all files

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); return !!ssb_chipco_gpio_in(&bus->chipco, 1 << gpio);
} }
static void ssb_gpio_chipco_set_value(struct gpio_chip *chip, unsigned int gpio, static int ssb_gpio_chipco_set_value(struct gpio_chip *chip, unsigned int gpio,
int value) int value)
{ {
struct ssb_bus *bus = gpiochip_get_data(chip); struct ssb_bus *bus = gpiochip_get_data(chip);
ssb_chipco_gpio_out(&bus->chipco, 1 << gpio, value ? 1 << gpio : 0); 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, 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->request = ssb_gpio_chipco_request;
chip->free = ssb_gpio_chipco_free; chip->free = ssb_gpio_chipco_free;
chip->get = ssb_gpio_chipco_get_value; 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_input = ssb_gpio_chipco_direction_input;
chip->direction_output = ssb_gpio_chipco_direction_output; chip->direction_output = ssb_gpio_chipco_direction_output;
#if IS_ENABLED(CONFIG_SSB_EMBEDDED) #if IS_ENABLED(CONFIG_SSB_EMBEDDED)