1 // SPDX-License-Identifier: GPL-2.0+
12 	struct lan966x *lan966x;  member
24 lan966x_fdb_find_entry(struct lan966x *lan966x,  in lan966x_fdb_find_entry()  argument
29 	list_for_each_entry(fdb_entry, &lan966x->fdb_entries, list) {  in lan966x_fdb_find_entry()
30 		if (fdb_entry->vid == fdb_info->vid &&  in lan966x_fdb_find_entry()
31 		    ether_addr_equal(fdb_entry->mac, fdb_info->addr))  in lan966x_fdb_find_entry()
38 static void lan966x_fdb_add_entry(struct lan966x *lan966x,  in lan966x_fdb_add_entry()  argument
43 	fdb_entry = lan966x_fdb_find_entry(lan966x, fdb_info);  in lan966x_fdb_add_entry()
45 		fdb_entry->references++;  in lan966x_fdb_add_entry()
53 	ether_addr_copy(fdb_entry->mac, fdb_info->addr);  in lan966x_fdb_add_entry()
54 	fdb_entry->vid = fdb_info->vid;  in lan966x_fdb_add_entry()
55 	fdb_entry->references = 1;  in lan966x_fdb_add_entry()
56 	list_add_tail(&fdb_entry->list, &lan966x->fdb_entries);  in lan966x_fdb_add_entry()
59 static bool lan966x_fdb_del_entry(struct lan966x *lan966x,  in lan966x_fdb_del_entry()  argument
64 	list_for_each_entry_safe(fdb_entry, tmp, &lan966x->fdb_entries,  in lan966x_fdb_del_entry()
66 		if (fdb_entry->vid == fdb_info->vid &&  in lan966x_fdb_del_entry()
67 		    ether_addr_equal(fdb_entry->mac, fdb_info->addr)) {  in lan966x_fdb_del_entry()
68 			fdb_entry->references--;  in lan966x_fdb_del_entry()
69 			if (!fdb_entry->references) {  in lan966x_fdb_del_entry()
70 				list_del(&fdb_entry->list);  in lan966x_fdb_del_entry()
81 void lan966x_fdb_write_entries(struct lan966x *lan966x, u16 vid)  in lan966x_fdb_write_entries()  argument
85 	list_for_each_entry(fdb_entry, &lan966x->fdb_entries, list) {  in lan966x_fdb_write_entries()
86 		if (fdb_entry->vid != vid)  in lan966x_fdb_write_entries()
89 		lan966x_mac_cpu_learn(lan966x, fdb_entry->mac, fdb_entry->vid);  in lan966x_fdb_write_entries()
93 void lan966x_fdb_erase_entries(struct lan966x *lan966x, u16 vid)  in lan966x_fdb_erase_entries()  argument
97 	list_for_each_entry(fdb_entry, &lan966x->fdb_entries, list) {  in lan966x_fdb_erase_entries()
98 		if (fdb_entry->vid != vid)  in lan966x_fdb_erase_entries()
101 		lan966x_mac_cpu_forget(lan966x, fdb_entry->mac, fdb_entry->vid);  in lan966x_fdb_erase_entries()
105 static void lan966x_fdb_purge_entries(struct lan966x *lan966x)  in lan966x_fdb_purge_entries()  argument
109 	list_for_each_entry_safe(fdb_entry, tmp, &lan966x->fdb_entries, list) {  in lan966x_fdb_purge_entries()
110 		list_del(&fdb_entry->list);  in lan966x_fdb_purge_entries()
115 int lan966x_fdb_init(struct lan966x *lan966x)  in lan966x_fdb_init()  argument
117 	INIT_LIST_HEAD(&lan966x->fdb_entries);  in lan966x_fdb_init()
118 	lan966x->fdb_work = alloc_ordered_workqueue("lan966x_order", 0);  in lan966x_fdb_init()
119 	if (!lan966x->fdb_work)  in lan966x_fdb_init()
120 		return -ENOMEM;  in lan966x_fdb_init()
125 void lan966x_fdb_deinit(struct lan966x *lan966x)  in lan966x_fdb_deinit()  argument
127 	destroy_workqueue(lan966x->fdb_work);  in lan966x_fdb_deinit()
128 	lan966x_fdb_purge_entries(lan966x);  in lan966x_fdb_deinit()
131 void lan966x_fdb_flush_workqueue(struct lan966x *lan966x)  in lan966x_fdb_flush_workqueue()  argument
133 	flush_workqueue(lan966x->fdb_work);  in lan966x_fdb_flush_workqueue()
140 	struct lan966x *lan966x;  in lan966x_fdb_port_event_work()  local
142 	lan966x = fdb_work->lan966x;  in lan966x_fdb_port_event_work()
143 	port = netdev_priv(fdb_work->orig_dev);  in lan966x_fdb_port_event_work()
144 	fdb_info = &fdb_work->fdb_info;  in lan966x_fdb_port_event_work()
146 	switch (fdb_work->event) {  in lan966x_fdb_port_event_work()
148 		if (!fdb_info->added_by_user)  in lan966x_fdb_port_event_work()
150 		lan966x_mac_add_entry(lan966x, port, fdb_info->addr,  in lan966x_fdb_port_event_work()
151 				      fdb_info->vid);  in lan966x_fdb_port_event_work()
154 		if (!fdb_info->added_by_user)  in lan966x_fdb_port_event_work()
156 		lan966x_mac_del_entry(lan966x, fdb_info->addr,  in lan966x_fdb_port_event_work()
157 				      fdb_info->vid);  in lan966x_fdb_port_event_work()
165 	struct lan966x *lan966x;  in lan966x_fdb_bridge_event_work()  local
168 	lan966x = fdb_work->lan966x;  in lan966x_fdb_bridge_event_work()
169 	fdb_info = &fdb_work->fdb_info;  in lan966x_fdb_bridge_event_work()
172 	switch (fdb_work->event) {  in lan966x_fdb_bridge_event_work()
181 		lan966x_fdb_add_entry(lan966x, fdb_info);  in lan966x_fdb_bridge_event_work()
182 		if (!lan966x_vlan_cpu_member_cpu_vlan_mask(lan966x,  in lan966x_fdb_bridge_event_work()
183 							   fdb_info->vid))  in lan966x_fdb_bridge_event_work()
186 		lan966x_mac_cpu_learn(lan966x, fdb_info->addr,  in lan966x_fdb_bridge_event_work()
187 				      fdb_info->vid);  in lan966x_fdb_bridge_event_work()
190 		ret = lan966x_fdb_del_entry(lan966x, fdb_info);  in lan966x_fdb_bridge_event_work()
191 		if (!lan966x_vlan_cpu_member_cpu_vlan_mask(lan966x,  in lan966x_fdb_bridge_event_work()
192 							   fdb_info->vid))  in lan966x_fdb_bridge_event_work()
196 			lan966x_mac_cpu_forget(lan966x, fdb_info->addr,  in lan966x_fdb_bridge_event_work()
197 					       fdb_info->vid);  in lan966x_fdb_bridge_event_work()
206 	struct lan966x *lan966x;  in lan966x_fdb_lag_event_work()  local
208 	if (!lan966x_lag_first_port(fdb_work->orig_dev, fdb_work->dev))  in lan966x_fdb_lag_event_work()
211 	lan966x = fdb_work->lan966x;  in lan966x_fdb_lag_event_work()
212 	port = netdev_priv(fdb_work->dev);  in lan966x_fdb_lag_event_work()
213 	fdb_info = &fdb_work->fdb_info;  in lan966x_fdb_lag_event_work()
215 	switch (fdb_work->event) {  in lan966x_fdb_lag_event_work()
217 		if (!fdb_info->added_by_user)  in lan966x_fdb_lag_event_work()
219 		lan966x_mac_add_entry(lan966x, port, fdb_info->addr,  in lan966x_fdb_lag_event_work()
220 				      fdb_info->vid);  in lan966x_fdb_lag_event_work()
223 		if (!fdb_info->added_by_user)  in lan966x_fdb_lag_event_work()
225 		lan966x_mac_del_entry(lan966x, fdb_info->addr, fdb_info->vid);  in lan966x_fdb_lag_event_work()
235 	if (lan966x_netdevice_check(fdb_work->orig_dev))  in lan966x_fdb_event_work()
237 	else if (netif_is_bridge_master(fdb_work->orig_dev))  in lan966x_fdb_event_work()
239 	else if (netif_is_lag_master(fdb_work->orig_dev))  in lan966x_fdb_event_work()
242 	kfree(fdb_work->fdb_info.addr);  in lan966x_fdb_event_work()
252 	struct lan966x *lan966x = port->lan966x;  in lan966x_handle_fdb()  local
258 	switch (event) {  in lan966x_handle_fdb()
262 		    !fdb_info->added_by_user)  in lan966x_handle_fdb()
267 			return -ENOMEM;  in lan966x_handle_fdb()
269 		fdb_work->dev = dev;  in lan966x_handle_fdb()
270 		fdb_work->orig_dev = orig_dev;  in lan966x_handle_fdb()
271 		fdb_work->lan966x = lan966x;  in lan966x_handle_fdb()
272 		fdb_work->event = event;  in lan966x_handle_fdb()
273 		INIT_WORK(&fdb_work->work, lan966x_fdb_event_work);  in lan966x_handle_fdb()
274 		memcpy(&fdb_work->fdb_info, fdb_info, sizeof(fdb_work->fdb_info));  in lan966x_handle_fdb()
275 		fdb_work->fdb_info.addr = kzalloc(ETH_ALEN, GFP_ATOMIC);  in lan966x_handle_fdb()
276 		if (!fdb_work->fdb_info.addr)  in lan966x_handle_fdb()
279 		ether_addr_copy((u8 *)fdb_work->fdb_info.addr, fdb_info->addr);  in lan966x_handle_fdb()
281 		queue_work(lan966x->fdb_work, &fdb_work->work);  in lan966x_handle_fdb()
288 	return -ENOMEM;  in lan966x_handle_fdb()