38 	struct led_trigger *trig;  in led_trigger_store()  local
62 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_store()
63 		if (!strcmp(trigger_name, trig->name)) {  in led_trigger_store()
65 			led_trigger_set(led_cdev, trig);  in led_trigger_store()
84 	struct led_trigger *trig;  in led_trigger_show()  local
95 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_show()
97 							trig->name))  in led_trigger_show()
98 			len += sprintf(buf+len, "[%s] ", trig->name);  in led_trigger_show()
100 			len += sprintf(buf+len, "%s ", trig->name);  in led_trigger_show()
111 void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig)  in led_trigger_set()  argument
118 	name = trig ? trig->name : "none";  in led_trigger_set()
134 	if (trig) {  in led_trigger_set()
135 		write_lock_irqsave(&trig->leddev_list_lock, flags);  in led_trigger_set()
136 		list_add_tail(&led_cdev->trig_list, &trig->led_cdevs);  in led_trigger_set()
137 		write_unlock_irqrestore(&trig->leddev_list_lock, flags);  in led_trigger_set()
138 		led_cdev->trigger = trig;  in led_trigger_set()
139 		if (trig->activate)  in led_trigger_set()
140 			trig->activate(led_cdev);  in led_trigger_set()
162 	struct led_trigger *trig;  in led_trigger_set_default()  local
169 	list_for_each_entry(trig, &trigger_list, next_trig) {  in led_trigger_set_default()
170 		if (!strcmp(led_cdev->default_trigger, trig->name))  in led_trigger_set_default()
171 			led_trigger_set(led_cdev, trig);  in led_trigger_set_default()
178 void led_trigger_rename_static(const char *name, struct led_trigger *trig)  in led_trigger_rename_static()  argument
181 	BUG_ON(name == trig->name);  in led_trigger_rename_static()
186 	strcpy((char *)trig->name, name);  in led_trigger_rename_static()
193 int led_trigger_register(struct led_trigger *trig)  in led_trigger_register()  argument
198 	rwlock_init(&trig->leddev_list_lock);  in led_trigger_register()
199 	INIT_LIST_HEAD(&trig->led_cdevs);  in led_trigger_register()
204 		if (!strcmp(_trig->name, trig->name)) {  in led_trigger_register()
210 	list_add_tail(&trig->next_trig, &trigger_list);  in led_trigger_register()
218 			    !strcmp(led_cdev->default_trigger, trig->name))  in led_trigger_register()
219 			led_trigger_set(led_cdev, trig);  in led_trigger_register()
228 void led_trigger_unregister(struct led_trigger *trig)  in led_trigger_unregister()  argument
232 	if (list_empty_careful(&trig->next_trig))  in led_trigger_unregister()
237 	list_del_init(&trig->next_trig);  in led_trigger_unregister()
244 		if (led_cdev->trigger == trig)  in led_trigger_unregister()
254 void led_trigger_event(struct led_trigger *trig,  in led_trigger_event()  argument
259 	if (!trig)  in led_trigger_event()
262 	read_lock(&trig->leddev_list_lock);  in led_trigger_event()
263 	list_for_each_entry(led_cdev, &trig->led_cdevs, trig_list)  in led_trigger_event()
265 	read_unlock(&trig->leddev_list_lock);  in led_trigger_event()
269 static void led_trigger_blink_setup(struct led_trigger *trig,  in led_trigger_blink_setup()  argument
277 	if (!trig)  in led_trigger_blink_setup()
280 	read_lock(&trig->leddev_list_lock);  in led_trigger_blink_setup()
281 	list_for_each_entry(led_cdev, &trig->led_cdevs, trig_list) {  in led_trigger_blink_setup()
288 	read_unlock(&trig->leddev_list_lock);  in led_trigger_blink_setup()
291 void led_trigger_blink(struct led_trigger *trig,  in led_trigger_blink()  argument
295 	led_trigger_blink_setup(trig, delay_on, delay_off, 0, 0);  in led_trigger_blink()
299 void led_trigger_blink_oneshot(struct led_trigger *trig,  in led_trigger_blink_oneshot()  argument
304 	led_trigger_blink_setup(trig, delay_on, delay_off, 1, invert);  in led_trigger_blink_oneshot()
310 	struct led_trigger *trig;  in led_trigger_register_simple()  local
313 	trig = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);  in led_trigger_register_simple()
315 	if (trig) {  in led_trigger_register_simple()
316 		trig->name = name;  in led_trigger_register_simple()
317 		err = led_trigger_register(trig);  in led_trigger_register_simple()
319 			kfree(trig);  in led_trigger_register_simple()
320 			trig = NULL;  in led_trigger_register_simple()
328 	*tp = trig;  in led_trigger_register_simple()
332 void led_trigger_unregister_simple(struct led_trigger *trig)  in led_trigger_unregister_simple()  argument
334 	if (trig)  in led_trigger_unregister_simple()
335 		led_trigger_unregister(trig);  in led_trigger_unregister_simple()
336 	kfree(trig);  in led_trigger_unregister_simple()