+ /* Get LED brightness level */
+ enum led_brightness (*brightness_get)(struct led_classdev *led_cdev);
+
+ /* Activate hardware accelerated blink, delays are in
+ * miliseconds and if none is provided then a sensible default
+ * should be chosen. The call can adjust the timings if it can't
+ * match the values specified exactly. */
+ int (*blink_set)(struct led_classdev *led_cdev,
+ unsigned long *delay_on,
+ unsigned long *delay_off);