diff options
Diffstat (limited to 'drivers/leds/leds.h')
| -rw-r--r-- | drivers/leds/leds.h | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/drivers/leds/leds.h b/drivers/leds/leds.h index a715c4ed93f..4c50365344a 100644 --- a/drivers/leds/leds.h +++ b/drivers/leds/leds.h @@ -13,32 +13,51 @@ #ifndef __LEDS_H_INCLUDED #define __LEDS_H_INCLUDED +#include <linux/device.h> +#include <linux/rwsem.h> #include <linux/leds.h> -static inline void led_set_brightness(struct led_classdev *led_cdev, +static inline void __led_set_brightness(struct led_classdev *led_cdev, enum led_brightness value) { - if (value > LED_FULL) - value = LED_FULL; + if (value > led_cdev->max_brightness) + value = led_cdev->max_brightness; led_cdev->brightness = value; if (!(led_cdev->flags & LED_SUSPENDED)) led_cdev->brightness_set(led_cdev, value); } -extern rwlock_t leds_list_lock; +static inline int led_get_brightness(struct led_classdev *led_cdev) +{ + return led_cdev->brightness; +} + +void led_stop_software_blink(struct led_classdev *led_cdev); + +extern struct rw_semaphore leds_list_lock; extern struct list_head leds_list; #ifdef CONFIG_LEDS_TRIGGERS void led_trigger_set_default(struct led_classdev *led_cdev); void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trigger); +void led_trigger_remove(struct led_classdev *led_cdev); + +static inline void *led_get_trigger_data(struct led_classdev *led_cdev) +{ + return led_cdev->trigger_data; +} + #else -#define led_trigger_set_default(x) do {} while(0) -#define led_trigger_set(x, y) do {} while(0) +#define led_trigger_set_default(x) do {} while (0) +#define led_trigger_set(x, y) do {} while (0) +#define led_trigger_remove(x) do {} while (0) +#define led_get_trigger_data(x) (NULL) #endif -ssize_t led_trigger_store(struct class_device *dev, const char *buf, - size_t count); -ssize_t led_trigger_show(struct class_device *dev, char *buf); +ssize_t led_trigger_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count); +ssize_t led_trigger_show(struct device *dev, struct device_attribute *attr, + char *buf); #endif /* __LEDS_H_INCLUDED */ |