#define __LINUX_LEDS_H_INCLUDED
#include <linux/device.h>
+#include <linux/kernfs.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rwsem.h>
enum led_brightness {
LED_OFF = 0,
+ LED_ON = 1,
LED_HALF = 127,
LED_FULL = 255,
};
#define LED_DEV_CAP_FLASH (1 << 18)
#define LED_HW_PLUGGABLE (1 << 19)
#define LED_PANIC_INDICATOR (1 << 20)
+#define LED_BRIGHT_HW_CHANGED (1 << 21)
/* set_brightness_work / blink_timer flags, atomic, private. */
unsigned long work_flags;
bool activated;
#endif
+#ifdef CONFIG_LEDS_BRIGHTNESS_HW_CHANGED
+ int brightness_hw_changed;
+ struct kernfs_node *brightness_hw_changed_kn;
+#endif
+
/* Ensures consistent access to the LED Flash Class device */
struct mutex led_access;
};
}
#endif
+#ifdef CONFIG_LEDS_BRIGHTNESS_HW_CHANGED
+extern void led_classdev_notify_brightness_hw_changed(
+ struct led_classdev *led_cdev, enum led_brightness brightness);
+#else
+static inline void led_classdev_notify_brightness_hw_changed(
+ struct led_classdev *led_cdev, enum led_brightness brightness) { }
+#endif
+
#endif /* __LINUX_LEDS_H_INCLUDED */