301 	struct wf_sensor *sr = container_of(kref, struct wf_sensor, ref);  in wf_sensor_release()  local
303 	DBG("wf: Deleting sensor %s\n", sr->name);  in wf_sensor_release()
305 	if (sr->ops && sr->ops->release)  in wf_sensor_release()
306 		sr->ops->release(sr);  in wf_sensor_release()
308 		kfree(sr);  in wf_sensor_release()
326 	struct wf_sensor *sr;  in wf_register_sensor()  local
329 	list_for_each_entry(sr, &wf_sensors, link) {  in wf_register_sensor()
330 		if (!strcmp(sr->name, new_sr->name)) {  in wf_register_sensor()
332 			       " duplicate sensor %s\n", sr->name);  in wf_register_sensor()
359 void wf_unregister_sensor(struct wf_sensor *sr)  in wf_unregister_sensor()  argument
362 	list_del(&sr->link);  in wf_unregister_sensor()
365 	DBG("wf: Unregistered sensor %s\n", sr->name);  in wf_unregister_sensor()
367 	wf_put_sensor(sr);  in wf_unregister_sensor()
373 	struct wf_sensor *sr;  in wf_find_sensor()  local
376 	list_for_each_entry(sr, &wf_sensors, link) {  in wf_find_sensor()
377 		if (!strcmp(sr->name, name)) {  in wf_find_sensor()
378 			if (wf_get_sensor(sr))  in wf_find_sensor()
379 				sr = NULL;  in wf_find_sensor()
381 			return sr;  in wf_find_sensor()
389 int wf_get_sensor(struct wf_sensor *sr)  in wf_get_sensor()  argument
391 	if (!try_module_get(sr->ops->owner))  in wf_get_sensor()
393 	kref_get(&sr->ref);  in wf_get_sensor()
398 void wf_put_sensor(struct wf_sensor *sr)  in wf_put_sensor()  argument
400 	struct module *mod = sr->ops->owner;  in wf_put_sensor()
401 	kref_put(&sr->ref, wf_sensor_release);  in wf_put_sensor()
415 	struct wf_sensor *sr;  in wf_register_client()  local
424 	list_for_each_entry(sr, &wf_sensors, link)  in wf_register_client()
425 		wf_notify(WF_EVENT_NEW_SENSOR, sr);  in wf_register_client()