768 static int asus_read_brightness(struct backlight_device *bd)  in asus_read_brightness()  argument
770 	struct asus_laptop *asus = bl_get_data(bd);  in asus_read_brightness()
782 static int asus_set_brightness(struct backlight_device *bd, int value)  in asus_set_brightness()  argument
784 	struct asus_laptop *asus = bl_get_data(bd);  in asus_set_brightness()
793 static int update_bl_status(struct backlight_device *bd)  in update_bl_status()  argument
795 	int value = bd->props.brightness;  in update_bl_status()
797 	return asus_set_brightness(bd, value);  in update_bl_status()
807 	struct backlight_device *bd = asus->backlight_device;  in asus_backlight_notify()  local
808 	int old = bd->props.brightness;  in asus_backlight_notify()
810 	backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);  in asus_backlight_notify()
817 	struct backlight_device *bd;  in asus_backlight_init()  local
828 	bd = backlight_device_register(ASUS_LAPTOP_FILE,  in asus_backlight_init()
831 	if (IS_ERR(bd)) {  in asus_backlight_init()
834 		return PTR_ERR(bd);  in asus_backlight_init()
837 	asus->backlight_device = bd;  in asus_backlight_init()
838 	bd->props.brightness = asus_read_brightness(bd);  in asus_backlight_init()
839 	bd->props.power = FB_BLANK_UNBLANK;  in asus_backlight_init()
840 	backlight_update_status(bd);  in asus_backlight_init()