115 static int write_gid(struct ib_device *ib_dev, u8 port,  in write_gid()  argument
131 	if (rdma_cap_roce_gid_table(ib_dev, port)) {  in write_gid()
138 			ret = ib_dev->add_gid(ib_dev, port, ix, gid, attr,  in write_gid()
141 			ret = ib_dev->del_gid(ib_dev, port, ix,  in write_gid()
167 	if (!ret && rdma_cap_roce_gid_table(ib_dev, port)) {  in write_gid()
170 		event.device		= ib_dev;  in write_gid()
179 static int add_gid(struct ib_device *ib_dev, u8 port,  in add_gid()  argument
184 	return write_gid(ib_dev, port, table, ix, gid, attr,  in add_gid()
188 static int modify_gid(struct ib_device *ib_dev, u8 port,  in modify_gid()  argument
193 	return write_gid(ib_dev, port, table, ix, gid, attr,  in modify_gid()
197 static int del_gid(struct ib_device *ib_dev, u8 port,  in del_gid()  argument
200 	return write_gid(ib_dev, port, table, ix, &zgid, &zattr,  in del_gid()
247 int ib_cache_gid_add(struct ib_device *ib_dev, u8 port,  in ib_cache_gid_add()  argument
250 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in ib_cache_gid_add()
256 	table = ports_table[port - rdma_start_port(ib_dev)];  in ib_cache_gid_add()
261 	if (ib_dev->get_netdev) {  in ib_cache_gid_add()
262 		idev = ib_dev->get_netdev(ib_dev, port);  in ib_cache_gid_add()
291 	add_gid(ib_dev, port, table, ix, gid, attr, false);  in ib_cache_gid_add()
298 int ib_cache_gid_del(struct ib_device *ib_dev, u8 port,  in ib_cache_gid_del()  argument
301 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in ib_cache_gid_del()
305 	table = ports_table[port - rdma_start_port(ib_dev)];  in ib_cache_gid_del()
316 	del_gid(ib_dev, port, table, ix, false);  in ib_cache_gid_del()
323 int ib_cache_gid_del_all_netdev_gids(struct ib_device *ib_dev, u8 port,  in ib_cache_gid_del_all_netdev_gids()  argument
326 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in ib_cache_gid_del_all_netdev_gids()
330 	table  = ports_table[port - rdma_start_port(ib_dev)];  in ib_cache_gid_del_all_netdev_gids()
336 			del_gid(ib_dev, port, table, ix, false);  in ib_cache_gid_del_all_netdev_gids()
342 static int __ib_cache_gid_get(struct ib_device *ib_dev, u8 port, int index,  in __ib_cache_gid_get()  argument
345 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in __ib_cache_gid_get()
349 	table = ports_table[port - rdma_start_port(ib_dev)];  in __ib_cache_gid_get()
371 static int _ib_cache_gid_table_find(struct ib_device *ib_dev,  in _ib_cache_gid_table_find()  argument
377 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in _ib_cache_gid_table_find()
382 	for (p = 0; p < ib_dev->phys_port_cnt; p++) {  in _ib_cache_gid_table_find()
389 				*port = p + rdma_start_port(ib_dev);  in _ib_cache_gid_table_find()
397 static int ib_cache_gid_find(struct ib_device *ib_dev,  in ib_cache_gid_find()  argument
408 	return _ib_cache_gid_table_find(ib_dev, gid, &gid_attr_val,  in ib_cache_gid_find()
412 int ib_find_cached_gid_by_port(struct ib_device *ib_dev,  in ib_find_cached_gid_by_port()  argument
418 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in ib_find_cached_gid_by_port()
423 	if (port < rdma_start_port(ib_dev) ||  in ib_find_cached_gid_by_port()
424 	    port > rdma_end_port(ib_dev))  in ib_find_cached_gid_by_port()
427 	table = ports_table[port - rdma_start_port(ib_dev)];  in ib_find_cached_gid_by_port()
463 static int ib_cache_gid_find_by_filter(struct ib_device *ib_dev,  in ib_cache_gid_find_by_filter()  argument
472 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in ib_cache_gid_find_by_filter()
480 	if (port < rdma_start_port(ib_dev) ||  in ib_cache_gid_find_by_filter()
481 	    port > rdma_end_port(ib_dev) ||  in ib_cache_gid_find_by_filter()
482 	    !rdma_protocol_roce(ib_dev, port))  in ib_cache_gid_find_by_filter()
485 	table = ports_table[port - rdma_start_port(ib_dev)];  in ib_cache_gid_find_by_filter()
552 static void cleanup_gid_table_port(struct ib_device *ib_dev, u8 port,  in cleanup_gid_table_port()  argument
563 			del_gid(ib_dev, port, table, i,  in cleanup_gid_table_port()
569 void ib_cache_gid_set_default_gid(struct ib_device *ib_dev, u8 port,  in ib_cache_gid_set_default_gid()  argument
573 	struct ib_gid_table **ports_table = ib_dev->cache.gid_cache;  in ib_cache_gid_set_default_gid()
581 	table  = ports_table[port - rdma_start_port(ib_dev)];  in ib_cache_gid_set_default_gid()
593 	if (!__ib_cache_gid_get(ib_dev, port, ix,  in ib_cache_gid_set_default_gid()
603 	    del_gid(ib_dev, port, table, ix, true)) {  in ib_cache_gid_set_default_gid()
610 		if (add_gid(ib_dev, port, table, ix, &gid, &gid_attr, true))  in ib_cache_gid_set_default_gid()
620 static int gid_table_reserve_default(struct ib_device *ib_dev, u8 port,  in gid_table_reserve_default()  argument
623 	if (rdma_protocol_roce(ib_dev, port)) {  in gid_table_reserve_default()
632 static int _gid_table_setup_one(struct ib_device *ib_dev)  in _gid_table_setup_one()  argument
638 	table = kcalloc(ib_dev->phys_port_cnt, sizeof(*table), GFP_KERNEL);  in _gid_table_setup_one()
642 			ib_dev->name);  in _gid_table_setup_one()
646 	for (port = 0; port < ib_dev->phys_port_cnt; port++) {  in _gid_table_setup_one()
647 		u8 rdma_port = port + rdma_start_port(ib_dev);  in _gid_table_setup_one()
651 				ib_dev->port_immutable[rdma_port].gid_tbl_len);  in _gid_table_setup_one()
657 		err = gid_table_reserve_default(ib_dev,  in _gid_table_setup_one()
658 						port + rdma_start_port(ib_dev),  in _gid_table_setup_one()
664 	ib_dev->cache.gid_cache = table;  in _gid_table_setup_one()
668 	for (port = 0; port < ib_dev->phys_port_cnt; port++) {  in _gid_table_setup_one()
669 		cleanup_gid_table_port(ib_dev, port + rdma_start_port(ib_dev),  in _gid_table_setup_one()
678 static void gid_table_release_one(struct ib_device *ib_dev)  in gid_table_release_one()  argument
680 	struct ib_gid_table **table = ib_dev->cache.gid_cache;  in gid_table_release_one()
686 	for (port = 0; port < ib_dev->phys_port_cnt; port++)  in gid_table_release_one()
690 	ib_dev->cache.gid_cache = NULL;  in gid_table_release_one()
693 static void gid_table_cleanup_one(struct ib_device *ib_dev)  in gid_table_cleanup_one()  argument
695 	struct ib_gid_table **table = ib_dev->cache.gid_cache;  in gid_table_cleanup_one()
701 	for (port = 0; port < ib_dev->phys_port_cnt; port++)  in gid_table_cleanup_one()
702 		cleanup_gid_table_port(ib_dev, port + rdma_start_port(ib_dev),  in gid_table_cleanup_one()
706 static int gid_table_setup_one(struct ib_device *ib_dev)  in gid_table_setup_one()  argument
710 	err = _gid_table_setup_one(ib_dev);  in gid_table_setup_one()
715 	err = roce_rescan_device(ib_dev);  in gid_table_setup_one()
718 		gid_table_cleanup_one(ib_dev);  in gid_table_setup_one()
719 		gid_table_release_one(ib_dev);  in gid_table_setup_one()