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authorHeiner Kallweit <hkallweit1@gmail.com>2016-09-14 20:55:00 +0200
committerJacek Anaszewski <j.anaszewski@samsung.com>2016-09-15 16:49:40 +0200
commit4580809436fc391aff9d876a14d07f66a5de6b28 (patch)
tree9b67c6bf62acf0df033a8dea2ba9b1f43f40f747 /drivers/leds
parent061b5c1d013a94af385ba8980ea3b2617f1ff0f6 (diff)
downloadlinux-4580809436fc391aff9d876a14d07f66a5de6b28.tar.bz2
leds: gpio: add helper cdev_to_gpio_led_data
Add a helper for the container_of as it's used more than once. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Diffstat (limited to 'drivers/leds')
-rw-r--r--drivers/leds/leds-gpio.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index 10c851ecc6ce..da4aa8e95a58 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -29,11 +29,16 @@ struct gpio_led_data {
gpio_blink_set_t platform_gpio_blink_set;
};
+static inline struct gpio_led_data *
+ cdev_to_gpio_led_data(struct led_classdev *led_cdev)
+{
+ return container_of(led_cdev, struct gpio_led_data, cdev);
+}
+
static void gpio_led_set(struct led_classdev *led_cdev,
enum led_brightness value)
{
- struct gpio_led_data *led_dat =
- container_of(led_cdev, struct gpio_led_data, cdev);
+ struct gpio_led_data *led_dat = cdev_to_gpio_led_data(led_cdev);
int level;
if (value == LED_OFF)
@@ -63,8 +68,7 @@ static int gpio_led_set_blocking(struct led_classdev *led_cdev,
static int gpio_blink_set(struct led_classdev *led_cdev,
unsigned long *delay_on, unsigned long *delay_off)
{
- struct gpio_led_data *led_dat =
- container_of(led_cdev, struct gpio_led_data, cdev);
+ struct gpio_led_data *led_dat = cdev_to_gpio_led_data(led_cdev);
led_dat->blinking = 1;
return led_dat->platform_gpio_blink_set(led_dat->gpiod, GPIO_LED_BLINK,