122 	struct uwb_rc_neh *neh = container_of(kref, struct uwb_rc_neh, kref);  in uwb_rc_neh_release()  local
124 	kfree(neh);  in uwb_rc_neh_release()
127 static void uwb_rc_neh_get(struct uwb_rc_neh *neh)  in uwb_rc_neh_get()  argument
129 	kref_get(&neh->kref);  in uwb_rc_neh_get()
136 void uwb_rc_neh_put(struct uwb_rc_neh *neh)  in uwb_rc_neh_put()  argument
138 	kref_put(&neh->kref, uwb_rc_neh_release);  in uwb_rc_neh_put()
163 int __uwb_rc_ctx_get(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in __uwb_rc_ctx_get()  argument
176 	neh->context = result;  in __uwb_rc_ctx_get()
183 void __uwb_rc_ctx_put(struct uwb_rc *rc, struct uwb_rc_neh *neh)  in __uwb_rc_ctx_put()  argument
186 	if (neh->context == 0)  in __uwb_rc_ctx_put()
188 	if (test_bit(neh->context, rc->ctx_bm) == 0) {  in __uwb_rc_ctx_put()
190 			neh->context);  in __uwb_rc_ctx_put()
193 	clear_bit(neh->context, rc->ctx_bm);  in __uwb_rc_ctx_put()
194 	neh->context = 0;  in __uwb_rc_ctx_put()
216 	struct uwb_rc_neh *neh;  in uwb_rc_neh_add()  local
218 	neh = kzalloc(sizeof(*neh), GFP_KERNEL);  in uwb_rc_neh_add()
219 	if (neh == NULL) {  in uwb_rc_neh_add()
224 	kref_init(&neh->kref);  in uwb_rc_neh_add()
225 	INIT_LIST_HEAD(&neh->list_node);  in uwb_rc_neh_add()
226 	setup_timer(&neh->timer, uwb_rc_neh_timer, (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
423 		neh = uwb_rc_neh_lookup(rc, rceb);  in uwb_rc_neh_grok_event()
424 		if (neh) {  in uwb_rc_neh_grok_event()
427 			neh->completed = 1;  in uwb_rc_neh_grok_event()
428 			del_timer(&neh->timer);  in uwb_rc_neh_grok_event()
430 			uwb_rc_neh_cb(neh, rceb, size);  in uwb_rc_neh_grok_event()
548 	struct uwb_rc_neh *neh;  in uwb_rc_neh_error()  local
557 		neh = list_first_entry(&rc->neh_list, struct uwb_rc_neh, list_node);  in uwb_rc_neh_error()
558 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_error()
561 		del_timer_sync(&neh->timer);  in uwb_rc_neh_error()
562 		uwb_rc_neh_cb(neh, NULL, error);  in uwb_rc_neh_error()
570 	struct uwb_rc_neh *neh = (struct uwb_rc_neh *)arg;  in uwb_rc_neh_timer()  local
571 	struct uwb_rc *rc = neh->rc;  in uwb_rc_neh_timer()
575 	if (neh->completed) {  in uwb_rc_neh_timer()
579 	if (neh->context)  in uwb_rc_neh_timer()
580 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_timer()
582 		neh = NULL;  in uwb_rc_neh_timer()
585 	if (neh)  in uwb_rc_neh_timer()
586 		uwb_rc_neh_cb(neh, NULL, -ETIMEDOUT);  in uwb_rc_neh_timer()
605 	struct uwb_rc_neh *neh;  in uwb_rc_neh_destroy()  local
613 		neh = list_first_entry(&rc->neh_list, struct uwb_rc_neh, list_node);  in uwb_rc_neh_destroy()
614 		__uwb_rc_neh_rm(rc, neh);  in uwb_rc_neh_destroy()
617 		del_timer_sync(&neh->timer);  in uwb_rc_neh_destroy()
618 		uwb_rc_neh_put(neh);  in uwb_rc_neh_destroy()