backlight_device
backlight_device_set_brightness(struct backlight_device *bd, int brightness)
backlight_enable(struct backlight_device *bd)
backlight_disable(struct backlight_device *bd)
backlight_is_blank(struct backlight_device *bd)
struct backlight_device;
int (*update_status)(struct backlight_device *);
int (*get_brightness)(struct backlight_device *);
struct backlight_device *linux_backlight_device_register(const char *name,
void linux_backlight_device_unregister(struct backlight_device *bd);
backlight_update_status(struct backlight_device *bd)
backlight_force_update(struct backlight_device *bd, int reason)
backlight_get_brightness(struct backlight_device *bd)
struct backlight_device *bd;
struct backlight_device *
linux_backlight_device_unregister(struct backlight_device *bd)