120 	struct uwb_rc_neh *neh = container_of(kref, struct uwb_rc_neh, kref);  in uwb_rc_neh_release()  local
122 	kfree(neh);  in uwb_rc_neh_release()
125 static void uwb_rc_neh_get(struct uwb_rc_neh *neh)  in uwb_rc_neh_get()  argument
127 	kref_get(&neh->kref);  in uwb_rc_neh_get()
134 void uwb_rc_neh_put(struct uwb_rc_neh *neh)  in uwb_rc_neh_put()  argument
136 	kref_put(&neh->kref, uwb_rc_neh_release);  in uwb_rc_neh_put()
161 int __uwb_rc_ctx_get(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in __uwb_rc_ctx_get()  argument
174 	neh->context = result;  in __uwb_rc_ctx_get()
181 void __uwb_rc_ctx_put(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in __uwb_rc_ctx_put()  argument
184 	if (neh->context == 0)  in __uwb_rc_ctx_put()
186 	if (test_bit(neh->context, rc->ctx_bm) == 0) {  in __uwb_rc_ctx_put()
188 			neh->context);  in __uwb_rc_ctx_put()
191 	clear_bit(neh->context, rc->ctx_bm);  in __uwb_rc_ctx_put()
192 	neh->context = 0;  in __uwb_rc_ctx_put()
214 	struct uwb_rc_neh *neh;  in uwb_rc_neh_add()  local
216 	neh = kzalloc(sizeof(*neh), GFP_KERNEL);  in uwb_rc_neh_add()
217 	if (neh == NULL) {  in uwb_rc_neh_add()
222 	kref_init(&neh->kref);  in uwb_rc_neh_add()
223 	INIT_LIST_HEAD(&neh->list_node);  in uwb_rc_neh_add()
224 	init_timer(&neh->timer);  in uwb_rc_neh_add()
225 	neh->timer.function = uwb_rc_neh_timer;  in uwb_rc_neh_add()
226 	neh->timer.data     = (unsigned long)neh;  in uwb_rc_neh_add()
228 	neh->rc = rc;  in uwb_rc_neh_add()
229 	neh->evt_type = expected_type;  in uwb_rc_neh_add()
230 	neh->evt = cpu_to_le16(expected_event);  in uwb_rc_neh_add()
231 	neh->cb = cb;  in uwb_rc_neh_add()
232 	neh->arg = arg;  in uwb_rc_neh_add()
235 	result = __uwb_rc_ctx_get(rc, neh);  in uwb_rc_neh_add()
237 		cmd->bCommandContext = neh->context;  in uwb_rc_neh_add()
238 		list_add_tail(&neh->list_node, &rc->neh_list);  in uwb_rc_neh_add()
239 		uwb_rc_neh_get(neh);  in uwb_rc_neh_add()
245 	return neh;  in uwb_rc_neh_add()
248 	kfree(neh);  in uwb_rc_neh_add()
254 static void __uwb_rc_neh_rm(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in __uwb_rc_neh_rm()  argument
256 	__uwb_rc_ctx_put(rc, neh);  in __uwb_rc_neh_rm()
257 	list_del(&neh->list_node);  in __uwb_rc_neh_rm()
268 void uwb_rc_neh_rm(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in uwb_rc_neh_rm()  argument
273 	__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_rm()
276 	del_timer_sync(&neh->timer);  in uwb_rc_neh_rm()
277 	uwb_rc_neh_put(neh);  in uwb_rc_neh_rm()
288 void uwb_rc_neh_arm(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in uwb_rc_neh_arm()  argument
293 	if (neh->context)  in uwb_rc_neh_arm()
294 		mod_timer(&neh->timer,  in uwb_rc_neh_arm()
299 static void uwb_rc_neh_cb(struct uwb_rc_neh *neh, struct uwb_rceb *rceb, size_t size)  in uwb_rc_neh_cb()  argument
301 	(*neh->cb)(neh->rc, neh->arg, rceb, size);  in uwb_rc_neh_cb()
302 	uwb_rc_neh_put(neh);  in uwb_rc_neh_cb()
305 static bool uwb_rc_neh_match(struct uwb_rc_neh *neh, const struct uwb_rceb *rceb)  in uwb_rc_neh_match()  argument
307 	return neh->evt_type == rceb->bEventType  in uwb_rc_neh_match()
308 		&& neh->evt == rceb->wEvent  in uwb_rc_neh_match()
309 		&& neh->context == rceb->bEventContext;  in uwb_rc_neh_match()
330 	struct uwb_rc_neh *neh = NULL, *h;  in uwb_rc_neh_lookup()  local
337 			neh = h;  in uwb_rc_neh_lookup()
342 	if (neh)  in uwb_rc_neh_lookup()
343 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_lookup()
347 	return neh;  in uwb_rc_neh_lookup()
409 	struct uwb_rc_neh *neh;  in uwb_rc_neh_grok_event()  local
422 		neh = uwb_rc_neh_lookup(rc, rceb);  in uwb_rc_neh_grok_event()
423 		if (neh) {  in uwb_rc_neh_grok_event()
424 			del_timer_sync(&neh->timer);  in uwb_rc_neh_grok_event()
425 			uwb_rc_neh_cb(neh, rceb, size);  in uwb_rc_neh_grok_event()
543 	struct uwb_rc_neh *neh;  in uwb_rc_neh_error()  local
552 		neh = list_first_entry(&rc->neh_list, struct uwb_rc_neh, list_node);  in uwb_rc_neh_error()
553 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_error()
556 		del_timer_sync(&neh->timer);  in uwb_rc_neh_error()
557 		uwb_rc_neh_cb(neh, NULL, error);  in uwb_rc_neh_error()
565 	struct uwb_rc_neh *neh = (struct uwb_rc_neh *)arg;  in uwb_rc_neh_timer()  local
566 	struct uwb_rc *rc = neh->rc;  in uwb_rc_neh_timer()
570 	if (neh->context)  in uwb_rc_neh_timer()
571 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_timer()
573 		neh = NULL;  in uwb_rc_neh_timer()
576 	if (neh)  in uwb_rc_neh_timer()
577 		uwb_rc_neh_cb(neh, NULL, -ETIMEDOUT);  in uwb_rc_neh_timer()
596 	struct uwb_rc_neh *neh;  in uwb_rc_neh_destroy()  local
604 		neh = list_first_entry(&rc->neh_list, struct uwb_rc_neh, list_node);  in uwb_rc_neh_destroy()
605 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_destroy()
608 		del_timer_sync(&neh->timer);  in uwb_rc_neh_destroy()
609 		uwb_rc_neh_put(neh);  in uwb_rc_neh_destroy()