57 	struct ib_device  *device;  member
61 static inline int start_port(struct ib_device *device)  in start_port()  argument
63 	return (device->node_type == RDMA_NODE_IB_SWITCH) ? 0 : 1;  in start_port()
66 static inline int end_port(struct ib_device *device)  in end_port()  argument
68 	return (device->node_type == RDMA_NODE_IB_SWITCH) ?  in end_port()
69 		0 : device->phys_port_cnt;  in end_port()
72 int ib_get_cached_gid(struct ib_device *device,  in ib_get_cached_gid()  argument
81 	if (port_num < start_port(device) || port_num > end_port(device))  in ib_get_cached_gid()
84 	read_lock_irqsave(&device->cache.lock, flags);  in ib_get_cached_gid()
86 	cache = device->cache.gid_cache[port_num - start_port(device)];  in ib_get_cached_gid()
93 	read_unlock_irqrestore(&device->cache.lock, flags);  in ib_get_cached_gid()
99 int ib_find_cached_gid(struct ib_device *device,  in ib_find_cached_gid()  argument
113 	read_lock_irqsave(&device->cache.lock, flags);  in ib_find_cached_gid()
115 	for (p = 0; p <= end_port(device) - start_port(device); ++p) {  in ib_find_cached_gid()
116 		cache = device->cache.gid_cache[p];  in ib_find_cached_gid()
119 				*port_num = p + start_port(device);  in ib_find_cached_gid()
128 	read_unlock_irqrestore(&device->cache.lock, flags);  in ib_find_cached_gid()
134 int ib_get_cached_pkey(struct ib_device *device,  in ib_get_cached_pkey()  argument
143 	if (port_num < start_port(device) || port_num > end_port(device))  in ib_get_cached_pkey()
146 	read_lock_irqsave(&device->cache.lock, flags);  in ib_get_cached_pkey()
148 	cache = device->cache.pkey_cache[port_num - start_port(device)];  in ib_get_cached_pkey()
155 	read_unlock_irqrestore(&device->cache.lock, flags);  in ib_get_cached_pkey()
161 int ib_find_cached_pkey(struct ib_device *device,  in ib_find_cached_pkey()  argument
172 	if (port_num < start_port(device) || port_num > end_port(device))  in ib_find_cached_pkey()
175 	read_lock_irqsave(&device->cache.lock, flags);  in ib_find_cached_pkey()
177 	cache = device->cache.pkey_cache[port_num - start_port(device)];  in ib_find_cached_pkey()
196 	read_unlock_irqrestore(&device->cache.lock, flags);  in ib_find_cached_pkey()
202 int ib_find_exact_cached_pkey(struct ib_device *device,  in ib_find_exact_cached_pkey()  argument
212 	if (port_num < start_port(device) || port_num > end_port(device))  in ib_find_exact_cached_pkey()
215 	read_lock_irqsave(&device->cache.lock, flags);  in ib_find_exact_cached_pkey()
217 	cache = device->cache.pkey_cache[port_num - start_port(device)];  in ib_find_exact_cached_pkey()
228 	read_unlock_irqrestore(&device->cache.lock, flags);  in ib_find_exact_cached_pkey()
234 int ib_get_cached_lmc(struct ib_device *device,  in ib_get_cached_lmc()  argument
241 	if (port_num < start_port(device) || port_num > end_port(device))  in ib_get_cached_lmc()
244 	read_lock_irqsave(&device->cache.lock, flags);  in ib_get_cached_lmc()
245 	*lmc = device->cache.lmc_cache[port_num - start_port(device)];  in ib_get_cached_lmc()
246 	read_unlock_irqrestore(&device->cache.lock, flags);  in ib_get_cached_lmc()
252 static void ib_cache_update(struct ib_device *device,  in ib_cache_update()  argument
265 	ret = ib_query_port(device, port, tprops);  in ib_cache_update()
268 		       ret, device->name);  in ib_cache_update()
287 		ret = ib_query_pkey(device, port, i, pkey_cache->table + i);  in ib_cache_update()
290 			       ret, device->name, i);  in ib_cache_update()
296 		ret = ib_query_gid(device, port, i, gid_cache->table + i);  in ib_cache_update()
299 			       ret, device->name, i);  in ib_cache_update()
304 	write_lock_irq(&device->cache.lock);  in ib_cache_update()
306 	old_pkey_cache = device->cache.pkey_cache[port - start_port(device)];  in ib_cache_update()
307 	old_gid_cache  = device->cache.gid_cache [port - start_port(device)];  in ib_cache_update()
309 	device->cache.pkey_cache[port - start_port(device)] = pkey_cache;  in ib_cache_update()
310 	device->cache.gid_cache [port - start_port(device)] = gid_cache;  in ib_cache_update()
312 	device->cache.lmc_cache[port - start_port(device)] = tprops->lmc;  in ib_cache_update()
314 	write_unlock_irq(&device->cache.lock);  in ib_cache_update()
332 	ib_cache_update(work->device, work->port_num);  in ib_cache_task()
351 			work->device   = event->device;  in ib_cache_event()
358 static void ib_cache_setup_one(struct ib_device *device)  in ib_cache_setup_one()  argument
362 	rwlock_init(&device->cache.lock);  in ib_cache_setup_one()
364 	device->cache.pkey_cache =  in ib_cache_setup_one()
365 		kmalloc(sizeof *device->cache.pkey_cache *  in ib_cache_setup_one()
366 			(end_port(device) - start_port(device) + 1), GFP_KERNEL);  in ib_cache_setup_one()
367 	device->cache.gid_cache =  in ib_cache_setup_one()
368 		kmalloc(sizeof *device->cache.gid_cache *  in ib_cache_setup_one()
369 			(end_port(device) - start_port(device) + 1), GFP_KERNEL);  in ib_cache_setup_one()
371 	device->cache.lmc_cache = kmalloc(sizeof *device->cache.lmc_cache *  in ib_cache_setup_one()
372 					  (end_port(device) -  in ib_cache_setup_one()
373 					   start_port(device) + 1),  in ib_cache_setup_one()
376 	if (!device->cache.pkey_cache || !device->cache.gid_cache ||  in ib_cache_setup_one()
377 	    !device->cache.lmc_cache) {  in ib_cache_setup_one()
379 		       "for %s\n", device->name);  in ib_cache_setup_one()
383 	for (p = 0; p <= end_port(device) - start_port(device); ++p) {  in ib_cache_setup_one()
384 		device->cache.pkey_cache[p] = NULL;  in ib_cache_setup_one()
385 		device->cache.gid_cache [p] = NULL;  in ib_cache_setup_one()
386 		ib_cache_update(device, p + start_port(device));  in ib_cache_setup_one()
389 	INIT_IB_EVENT_HANDLER(&device->cache.event_handler,  in ib_cache_setup_one()
390 			      device, ib_cache_event);  in ib_cache_setup_one()
391 	if (ib_register_event_handler(&device->cache.event_handler))  in ib_cache_setup_one()
397 	for (p = 0; p <= end_port(device) - start_port(device); ++p) {  in ib_cache_setup_one()
398 		kfree(device->cache.pkey_cache[p]);  in ib_cache_setup_one()
399 		kfree(device->cache.gid_cache[p]);  in ib_cache_setup_one()
403 	kfree(device->cache.pkey_cache);  in ib_cache_setup_one()
404 	kfree(device->cache.gid_cache);  in ib_cache_setup_one()
405 	kfree(device->cache.lmc_cache);  in ib_cache_setup_one()
408 static void ib_cache_cleanup_one(struct ib_device *device)  in ib_cache_cleanup_one()  argument
412 	ib_unregister_event_handler(&device->cache.event_handler);  in ib_cache_cleanup_one()
415 	for (p = 0; p <= end_port(device) - start_port(device); ++p) {  in ib_cache_cleanup_one()
416 		kfree(device->cache.pkey_cache[p]);  in ib_cache_cleanup_one()
417 		kfree(device->cache.gid_cache[p]);  in ib_cache_cleanup_one()
420 	kfree(device->cache.pkey_cache);  in ib_cache_cleanup_one()
421 	kfree(device->cache.gid_cache);  in ib_cache_cleanup_one()
422 	kfree(device->cache.lmc_cache);  in ib_cache_cleanup_one()