+EXPORT_SYMBOL_GPL(led_trigger_unregister);
+
+/* Simple LED Tigger Interface */
+
+void led_trigger_event(struct led_trigger *trigger,
+ enum led_brightness brightness)
+{
+ struct list_head *entry;
+
+ if (!trigger)
+ return;
+
+ read_lock(&trigger->leddev_list_lock);
+ list_for_each(entry, &trigger->led_cdevs) {
+ struct led_classdev *led_cdev;
+
+ led_cdev = list_entry(entry, struct led_classdev, trig_list);
+ led_set_brightness(led_cdev, brightness);
+ }
+ read_unlock(&trigger->leddev_list_lock);
+}
+EXPORT_SYMBOL_GPL(led_trigger_event);
+
+void led_trigger_register_simple(const char *name, struct led_trigger **tp)
+{
+ struct led_trigger *trigger;
+ int err;
+
+ trigger = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
+
+ if (trigger) {
+ trigger->name = name;
+ err = led_trigger_register(trigger);
+ if (err < 0)
+ printk(KERN_WARNING "LED trigger %s failed to register"
+ " (%d)\n", name, err);
+ } else
+ printk(KERN_WARNING "LED trigger %s failed to register"
+ " (no memory)\n", name);
+
+ *tp = trigger;
+}
+EXPORT_SYMBOL_GPL(led_trigger_register_simple);