31 trigger_relevant(struct led_classdev *led_cdev, struct led_trigger *trig)  in trigger_relevant()  argument
33 	return !trig->trigger_type || trig->trigger_type == led_cdev->trigger_type;  in trigger_relevant()
42 	struct led_trigger *trig;  in led_trigger_write()  local
58 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_write()
59 		if (sysfs_streq(buf, trig->name) && trigger_relevant(led_cdev, trig)) {  in led_trigger_write()
61 			led_trigger_set(led_cdev, trig);  in led_trigger_write()
97 	struct led_trigger *trig;  in led_trigger_format()  local
101 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_format()
104 		if (!trigger_relevant(led_cdev, trig))  in led_trigger_format()
107 		hit = led_cdev->trigger && !strcmp(led_cdev->trigger->name, trig->name);  in led_trigger_format()
111 					    trig->name, hit ? "]" : "");  in led_trigger_format()
158 int led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig)  in led_trigger_set()  argument
165 	if (!led_cdev->trigger && !trig)  in led_trigger_set()
168 	name = trig ? trig->name : "none";  in led_trigger_set()
191 	if (trig) {  in led_trigger_set()
192 		spin_lock(&trig->leddev_list_lock);  in led_trigger_set()
193 		list_add_tail_rcu(&led_cdev->trig_list, &trig->led_cdevs);  in led_trigger_set()
194 		spin_unlock(&trig->leddev_list_lock);  in led_trigger_set()
195 		led_cdev->trigger = trig;  in led_trigger_set()
197 		if (trig->activate)  in led_trigger_set()
198 			ret = trig->activate(led_cdev);  in led_trigger_set()
205 		ret = device_add_groups(led_cdev->dev, trig->groups);  in led_trigger_set()
225 	if (trig->deactivate)  in led_trigger_set()
226 		trig->deactivate(led_cdev);  in led_trigger_set()
252 	struct led_trigger *trig;  in led_trigger_set_default()  local
259 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_set_default()
260 		if (!strcmp(led_cdev->default_trigger, trig->name) &&  in led_trigger_set_default()
261 		    trigger_relevant(led_cdev, trig)) {  in led_trigger_set_default()
263 			led_trigger_set(led_cdev, trig);  in led_trigger_set_default()
272 void led_trigger_rename_static(const char *name, struct led_trigger *trig)  in led_trigger_rename_static()  argument
275 	BUG_ON(name == trig->name);  in led_trigger_rename_static()
280 	strcpy((char *)trig->name, name);  in led_trigger_rename_static()
287 int led_trigger_register(struct led_trigger *trig)  in led_trigger_register()  argument
292 	spin_lock_init(&trig->leddev_list_lock);  in led_trigger_register()
293 	INIT_LIST_HEAD(&trig->led_cdevs);  in led_trigger_register()
298 		if (!strcmp(_trig->name, trig->name) &&  in led_trigger_register()
299 		    (trig->trigger_type == _trig->trigger_type ||  in led_trigger_register()
300 		     !trig->trigger_type || !_trig->trigger_type)) {  in led_trigger_register()
306 	list_add_tail(&trig->next_trig, &trigger_list);  in led_trigger_register()
314 		    !strcmp(led_cdev->default_trigger, trig->name) &&  in led_trigger_register()
315 		    trigger_relevant(led_cdev, trig)) {  in led_trigger_register()
317 			led_trigger_set(led_cdev, trig);  in led_trigger_register()
327 void led_trigger_unregister(struct led_trigger *trig)  in led_trigger_unregister()  argument
331 	if (list_empty_careful(&trig->next_trig))  in led_trigger_unregister()
336 	list_del_init(&trig->next_trig);  in led_trigger_unregister()
343 		if (led_cdev->trigger == trig)  in led_trigger_unregister()
357 			      struct led_trigger *trig)  in devm_led_trigger_register()  argument
367 	*dr = trig;  in devm_led_trigger_register()
369 	rc = led_trigger_register(trig);  in devm_led_trigger_register()
381 void led_trigger_event(struct led_trigger *trig,  in led_trigger_event()  argument
386 	if (!trig)  in led_trigger_event()
390 	list_for_each_entry_rcu(led_cdev, &trig->led_cdevs, trig_list)  in led_trigger_event()
396 static void led_trigger_blink_setup(struct led_trigger *trig,  in led_trigger_blink_setup()  argument
404 	if (!trig)  in led_trigger_blink_setup()
408 	list_for_each_entry_rcu(led_cdev, &trig->led_cdevs, trig_list) {  in led_trigger_blink_setup()
418 void led_trigger_blink(struct led_trigger *trig,  in led_trigger_blink()  argument
422 	led_trigger_blink_setup(trig, delay_on, delay_off, 0, 0);  in led_trigger_blink()
426 void led_trigger_blink_oneshot(struct led_trigger *trig,  in led_trigger_blink_oneshot()  argument
431 	led_trigger_blink_setup(trig, delay_on, delay_off, 1, invert);  in led_trigger_blink_oneshot()
437 	struct led_trigger *trig;  in led_trigger_register_simple()  local
440 	trig = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);  in led_trigger_register_simple()
442 	if (trig) {  in led_trigger_register_simple()
443 		trig->name = name;  in led_trigger_register_simple()
444 		err = led_trigger_register(trig);  in led_trigger_register_simple()
446 			kfree(trig);  in led_trigger_register_simple()
447 			trig = NULL;  in led_trigger_register_simple()
455 	*tp = trig;  in led_trigger_register_simple()
459 void led_trigger_unregister_simple(struct led_trigger *trig)  in led_trigger_unregister_simple()  argument
461 	if (trig)  in led_trigger_unregister_simple()
462 		led_trigger_unregister(trig);  in led_trigger_unregister_simple()
463 	kfree(trig);  in led_trigger_unregister_simple()