diff options
| author | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2020-02-03 14:03:37 +0100 |
|---|---|---|
| committer | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2020-02-10 10:55:18 +0100 |
| commit | d99f88761ba0d135677afe546ffdd26c58e5644d (patch) | |
| tree | de50a51bb6417c89673862703b6f999e56f48ce6 | |
| parent | bb6d3fb354c5ee8d6bde2d576eb7220ea09862b9 (diff) | |
| download | talos-op-linux-d99f88761ba0d135677afe546ffdd26c58e5644d.tar.gz talos-op-linux-d99f88761ba0d135677afe546ffdd26c58e5644d.zip | |
Revert "gpiolib: Remove duplicated function gpio_do_set_config()"
This reverts commit d18fddff061d2796525e6d4a958cb3d30aed8efd.
This patch came on top of another patch that introduced a regression.
Revert it before addressing the culprit.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
| -rw-r--r-- | drivers/gpio/gpiolib.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 753283486037..a3e4f5f5871f 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -3035,8 +3035,8 @@ EXPORT_SYMBOL_GPL(gpiochip_free_own_desc); * rely on gpio_request() having been called beforehand. */ -static int gpio_set_config(struct gpio_chip *gc, unsigned int offset, - enum pin_config_param mode) +static int gpio_do_set_config(struct gpio_chip *gc, unsigned int offset, + enum pin_config_param mode) { if (!gc->set_config) return -ENOTSUPP; @@ -3044,6 +3044,25 @@ static int gpio_set_config(struct gpio_chip *gc, unsigned int offset, return gc->set_config(gc, offset, mode); } +static int gpio_set_config(struct gpio_chip *gc, unsigned int offset, + enum pin_config_param mode) +{ + unsigned arg; + + switch (mode) { + case PIN_CONFIG_BIAS_DISABLE: + case PIN_CONFIG_BIAS_PULL_DOWN: + case PIN_CONFIG_BIAS_PULL_UP: + arg = 1; + break; + + default: + arg = 0; + } + + return gpio_do_set_config(gc, offset, mode); +} + static int gpio_set_bias(struct gpio_chip *chip, struct gpio_desc *desc) { int bias = 0; @@ -3277,7 +3296,7 @@ int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) chip = desc->gdev->chip; config = pinconf_to_config_packed(PIN_CONFIG_INPUT_DEBOUNCE, debounce); - return gpio_set_config(chip, gpio_chip_hwgpio(desc), config); + return gpio_do_set_config(chip, gpio_chip_hwgpio(desc), config); } EXPORT_SYMBOL_GPL(gpiod_set_debounce); @@ -3311,7 +3330,7 @@ int gpiod_set_transitory(struct gpio_desc *desc, bool transitory) packed = pinconf_to_config_packed(PIN_CONFIG_PERSIST_STATE, !transitory); gpio = gpio_chip_hwgpio(desc); - rc = gpio_set_config(chip, gpio, packed); + rc = gpio_do_set_config(chip, gpio, packed); if (rc == -ENOTSUPP) { dev_dbg(&desc->gdev->dev, "Persistence not supported for GPIO %d\n", gpio); |
