33 	struct led_trigger *trig;  in led_trigger_store()  local
49 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_store()
50 		if (sysfs_streq(buf, trig->name)) {  in led_trigger_store()
52 			led_trigger_set(led_cdev, trig);  in led_trigger_store()
73 	struct led_trigger *trig;  in led_trigger_show()  local
84 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_show()
86 							trig->name))  in led_trigger_show()
88 					 trig->name);  in led_trigger_show()
91 					 trig->name);  in led_trigger_show()
102 int led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig)  in led_trigger_set()  argument
110 	if (!led_cdev->trigger && !trig)  in led_trigger_set()
113 	name = trig ? trig->name : "none";  in led_trigger_set()
132 	if (trig) {  in led_trigger_set()
133 		write_lock_irqsave(&trig->leddev_list_lock, flags);  in led_trigger_set()
134 		list_add_tail(&led_cdev->trig_list, &trig->led_cdevs);  in led_trigger_set()
135 		write_unlock_irqrestore(&trig->leddev_list_lock, flags);  in led_trigger_set()
136 		led_cdev->trigger = trig;  in led_trigger_set()
138 		if (trig->activate)  in led_trigger_set()
139 			ret = trig->activate(led_cdev);  in led_trigger_set()
146 		ret = device_add_groups(led_cdev->dev, trig->groups);  in led_trigger_set()
166 	if (trig->deactivate)  in led_trigger_set()
167 		trig->deactivate(led_cdev);  in led_trigger_set()
192 	struct led_trigger *trig;  in led_trigger_set_default()  local
199 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_set_default()
200 		if (!strcmp(led_cdev->default_trigger, trig->name)) {  in led_trigger_set_default()
202 			led_trigger_set(led_cdev, trig);  in led_trigger_set_default()
211 void led_trigger_rename_static(const char *name, struct led_trigger *trig)  in led_trigger_rename_static()  argument
214 	BUG_ON(name == trig->name);  in led_trigger_rename_static()
219 	strcpy((char *)trig->name, name);  in led_trigger_rename_static()
226 int led_trigger_register(struct led_trigger *trig)  in led_trigger_register()  argument
231 	rwlock_init(&trig->leddev_list_lock);  in led_trigger_register()
232 	INIT_LIST_HEAD(&trig->led_cdevs);  in led_trigger_register()
237 		if (!strcmp(_trig->name, trig->name)) {  in led_trigger_register()
243 	list_add_tail(&trig->next_trig, &trigger_list);  in led_trigger_register()
251 			    !strcmp(led_cdev->default_trigger, trig->name)) {  in led_trigger_register()
253 			led_trigger_set(led_cdev, trig);  in led_trigger_register()
263 void led_trigger_unregister(struct led_trigger *trig)  in led_trigger_unregister()  argument
267 	if (list_empty_careful(&trig->next_trig))  in led_trigger_unregister()
272 	list_del_init(&trig->next_trig);  in led_trigger_unregister()
279 		if (led_cdev->trigger == trig)  in led_trigger_unregister()
293 			      struct led_trigger *trig)  in devm_led_trigger_register()  argument
303 	*dr = trig;  in devm_led_trigger_register()
305 	rc = led_trigger_register(trig);  in devm_led_trigger_register()
317 void led_trigger_event(struct led_trigger *trig,  in led_trigger_event()  argument
322 	if (!trig)  in led_trigger_event()
325 	read_lock(&trig->leddev_list_lock);  in led_trigger_event()
326 	list_for_each_entry(led_cdev, &trig->led_cdevs, trig_list)  in led_trigger_event()
328 	read_unlock(&trig->leddev_list_lock);  in led_trigger_event()
332 static void led_trigger_blink_setup(struct led_trigger *trig,  in led_trigger_blink_setup()  argument
340 	if (!trig)  in led_trigger_blink_setup()
343 	read_lock(&trig->leddev_list_lock);  in led_trigger_blink_setup()
344 	list_for_each_entry(led_cdev, &trig->led_cdevs, trig_list) {  in led_trigger_blink_setup()
351 	read_unlock(&trig->leddev_list_lock);  in led_trigger_blink_setup()
354 void led_trigger_blink(struct led_trigger *trig,  in led_trigger_blink()  argument
358 	led_trigger_blink_setup(trig, delay_on, delay_off, 0, 0);  in led_trigger_blink()
362 void led_trigger_blink_oneshot(struct led_trigger *trig,  in led_trigger_blink_oneshot()  argument
367 	led_trigger_blink_setup(trig, delay_on, delay_off, 1, invert);  in led_trigger_blink_oneshot()
373 	struct led_trigger *trig;  in led_trigger_register_simple()  local
376 	trig = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);  in led_trigger_register_simple()
378 	if (trig) {  in led_trigger_register_simple()
379 		trig->name = name;  in led_trigger_register_simple()
380 		err = led_trigger_register(trig);  in led_trigger_register_simple()
382 			kfree(trig);  in led_trigger_register_simple()
383 			trig = NULL;  in led_trigger_register_simple()
391 	*tp = trig;  in led_trigger_register_simple()
395 void led_trigger_unregister_simple(struct led_trigger *trig)  in led_trigger_unregister_simple()  argument
397 	if (trig)  in led_trigger_unregister_simple()
398 		led_trigger_unregister(trig);  in led_trigger_unregister_simple()
399 	kfree(trig);  in led_trigger_unregister_simple()