diff options
Diffstat (limited to 'drivers/gpio/gpiolib.c')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index e3616cc85d66..6c3e4eb53771 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -3432,6 +3432,26 @@ set_output_flag: EXPORT_SYMBOL_GPL(gpiod_direction_output); /** + * gpiod_set_config - sets @config for a GPIO + * @desc: descriptor of the GPIO for which to set the configuration + * @config: Same packed config format as generic pinconf + * + * Returns: + * 0 on success, %-ENOTSUPP if the controller doesn't support setting the + * configuration. + */ +int gpiod_set_config(struct gpio_desc *desc, unsigned long config) +{ + struct gpio_chip *chip; + + VALIDATE_DESC(desc); + chip = desc->gdev->chip; + + return gpio_do_set_config(chip, gpio_chip_hwgpio(desc), config); +} +EXPORT_SYMBOL_GPL(gpiod_set_config); + +/** * gpiod_set_debounce - sets @debounce time for a GPIO * @desc: descriptor of the GPIO for which to set debounce time * @debounce: debounce time in microseconds @@ -3442,14 +3462,10 @@ EXPORT_SYMBOL_GPL(gpiod_direction_output); */ int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) { - struct gpio_chip *chip; - unsigned long config; - - VALIDATE_DESC(desc); - chip = desc->gdev->chip; + unsigned long config; config = pinconf_to_config_packed(PIN_CONFIG_INPUT_DEBOUNCE, debounce); - return gpio_do_set_config(chip, gpio_chip_hwgpio(desc), config); + return gpiod_set_config(desc, config); } EXPORT_SYMBOL_GPL(gpiod_set_debounce); |