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authorDrew Fustini <drew@beagleboard.org>2020-07-22 14:07:56 +0200
committerLinus Walleij <linus.walleij@linaro.org>2020-07-23 15:05:23 +0200
commitbde8c0e64c78633612aaf283692f72bef0bbc549 (patch)
tree45ce1ea6d6168b2b92d9b29bf2ba80b368fe8e16
parentecb55df8f3a8f30cb188a8bd3c9d0b977eb92e09 (diff)
downloadlinux-bde8c0e64c78633612aaf283692f72bef0bbc549.tar.bz2
gpio: omap: improve coding style for pin config flags
Change the handling of pin config flags from if/else to switch statement to make the code more readable and cleaner. Suggested-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: Drew Fustini <drew@beagleboard.org> Acked-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20200722120755.230741-1-drew@beagleboard.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/gpio/gpio-omap.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index e0eada82178c..7fbe0c9e1fc1 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -899,13 +899,18 @@ static int omap_gpio_set_config(struct gpio_chip *chip, unsigned offset,
u32 debounce;
int ret = -ENOTSUPP;
- if ((pinconf_to_config_param(config) == PIN_CONFIG_BIAS_DISABLE) ||
- (pinconf_to_config_param(config) == PIN_CONFIG_BIAS_PULL_UP) ||
- (pinconf_to_config_param(config) == PIN_CONFIG_BIAS_PULL_DOWN)) {
+ switch (pinconf_to_config_param(config)) {
+ case PIN_CONFIG_BIAS_DISABLE:
+ case PIN_CONFIG_BIAS_PULL_UP:
+ case PIN_CONFIG_BIAS_PULL_DOWN:
ret = gpiochip_generic_config(chip, offset, config);
- } else if (pinconf_to_config_param(config) == PIN_CONFIG_INPUT_DEBOUNCE) {
+ break;
+ case PIN_CONFIG_INPUT_DEBOUNCE:
debounce = pinconf_to_config_argument(config);
ret = omap_gpio_debounce(chip, offset, debounce);
+ break;
+ default:
+ break;
}
return ret;