65 	struct nsim_dev *nsim_dev = file->private_data;  in nsim_dev_take_snapshot_write()  local
71 	devlink = priv_to_devlink(nsim_dev);  in nsim_dev_take_snapshot_write()
83 	err = devlink_region_snapshot_create(nsim_dev->dummy_region,  in nsim_dev_take_snapshot_write()
106 	struct nsim_dev *nsim_dev = file->private_data;  in nsim_dev_trap_fa_cookie_read()  local
112 	spin_lock(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_fa_cookie_read()
113 	fa_cookie = nsim_dev->fa_cookie;  in nsim_dev_trap_fa_cookie_read()
125 	spin_unlock(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_fa_cookie_read()
133 	spin_unlock(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_fa_cookie_read()
141 	struct nsim_dev *nsim_dev = file->private_data;  in nsim_dev_trap_fa_cookie_write()  local
173 	spin_lock(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_fa_cookie_write()
174 	kfree(nsim_dev->fa_cookie);  in nsim_dev_trap_fa_cookie_write()
175 	nsim_dev->fa_cookie = fa_cookie;  in nsim_dev_trap_fa_cookie_write()
176 	spin_unlock(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_fa_cookie_write()
195 static int nsim_dev_debugfs_init(struct nsim_dev *nsim_dev)  in nsim_dev_debugfs_init()  argument
199 	sprintf(dev_ddir_name, DRV_NAME "%u", nsim_dev->nsim_bus_dev->dev.id);  in nsim_dev_debugfs_init()
200 	nsim_dev->ddir = debugfs_create_dir(dev_ddir_name, nsim_dev_ddir);  in nsim_dev_debugfs_init()
201 	if (IS_ERR(nsim_dev->ddir))  in nsim_dev_debugfs_init()
202 		return PTR_ERR(nsim_dev->ddir);  in nsim_dev_debugfs_init()
203 	nsim_dev->ports_ddir = debugfs_create_dir("ports", nsim_dev->ddir);  in nsim_dev_debugfs_init()
204 	if (IS_ERR(nsim_dev->ports_ddir))  in nsim_dev_debugfs_init()
205 		return PTR_ERR(nsim_dev->ports_ddir);  in nsim_dev_debugfs_init()
206 	debugfs_create_bool("fw_update_status", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
207 			    &nsim_dev->fw_update_status);  in nsim_dev_debugfs_init()
208 	debugfs_create_u32("fw_update_overwrite_mask", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
209 			    &nsim_dev->fw_update_overwrite_mask);  in nsim_dev_debugfs_init()
210 	debugfs_create_u32("max_macs", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
211 			   &nsim_dev->max_macs);  in nsim_dev_debugfs_init()
212 	debugfs_create_bool("test1", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
213 			    &nsim_dev->test1);  in nsim_dev_debugfs_init()
214 	nsim_dev->take_snapshot = debugfs_create_file("take_snapshot",  in nsim_dev_debugfs_init()
216 						      nsim_dev->ddir,  in nsim_dev_debugfs_init()
217 						      nsim_dev,  in nsim_dev_debugfs_init()
219 	debugfs_create_bool("dont_allow_reload", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
220 			    &nsim_dev->dont_allow_reload);  in nsim_dev_debugfs_init()
221 	debugfs_create_bool("fail_reload", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
222 			    &nsim_dev->fail_reload);  in nsim_dev_debugfs_init()
223 	debugfs_create_file("trap_flow_action_cookie", 0600, nsim_dev->ddir,  in nsim_dev_debugfs_init()
224 			    nsim_dev, &nsim_dev_trap_fa_cookie_fops);  in nsim_dev_debugfs_init()
226 			    nsim_dev->ddir,  in nsim_dev_debugfs_init()
227 			    &nsim_dev->fail_trap_group_set);  in nsim_dev_debugfs_init()
229 			    nsim_dev->ddir,  in nsim_dev_debugfs_init()
230 			    &nsim_dev->fail_trap_policer_set);  in nsim_dev_debugfs_init()
232 			    nsim_dev->ddir,  in nsim_dev_debugfs_init()
233 			    &nsim_dev->fail_trap_policer_counter_get);  in nsim_dev_debugfs_init()
234 	nsim_udp_tunnels_debugfs_create(nsim_dev);  in nsim_dev_debugfs_init()
238 static void nsim_dev_debugfs_exit(struct nsim_dev *nsim_dev)  in nsim_dev_debugfs_exit()  argument
240 	debugfs_remove_recursive(nsim_dev->ports_ddir);  in nsim_dev_debugfs_exit()
241 	debugfs_remove_recursive(nsim_dev->ddir);  in nsim_dev_debugfs_exit()
244 static int nsim_dev_port_debugfs_init(struct nsim_dev *nsim_dev,  in nsim_dev_port_debugfs_init()  argument
252 						 nsim_dev->ports_ddir);  in nsim_dev_port_debugfs_init()
257 		nsim_dev->nsim_bus_dev->dev.id);  in nsim_dev_port_debugfs_init()
348 static void nsim_devlink_set_params_init_values(struct nsim_dev *nsim_dev,  in nsim_devlink_set_params_init_values()  argument
353 	value.vu32 = nsim_dev->max_macs;  in nsim_devlink_set_params_init_values()
357 	value.vbool = nsim_dev->test1;  in nsim_devlink_set_params_init_values()
365 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_devlink_param_load_driverinit_values()  local
373 		nsim_dev->max_macs = saved_value.vu32;  in nsim_devlink_param_load_driverinit_values()
378 		nsim_dev->test1 = saved_value.vbool;  in nsim_devlink_param_load_driverinit_values()
389 static int nsim_dev_dummy_region_init(struct nsim_dev *nsim_dev,  in nsim_dev_dummy_region_init()  argument
392 	nsim_dev->dummy_region =  in nsim_dev_dummy_region_init()
396 	return PTR_ERR_OR_ZERO(nsim_dev->dummy_region);  in nsim_dev_dummy_region_init()
399 static void nsim_dev_dummy_region_exit(struct nsim_dev *nsim_dev)  in nsim_dev_dummy_region_exit()  argument
401 	devlink_region_destroy(nsim_dev->dummy_region);  in nsim_dev_dummy_region_exit()
413 	struct nsim_dev *nsim_dev;  member
543 	struct nsim_dev *nsim_dev = nsim_dev_port->ns->nsim_dev;  in nsim_dev_trap_report()  local
544 	struct devlink *devlink = priv_to_devlink(nsim_dev);  in nsim_dev_trap_report()
548 	nsim_trap_data = nsim_dev->trap_data;  in nsim_dev_trap_report()
575 		spin_lock_bh(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_report()
576 		fa_cookie = has_fa_cookie ? nsim_dev->fa_cookie : NULL;  in nsim_dev_trap_report()
579 		spin_unlock_bh(&nsim_dev->fa_cookie_lock);  in nsim_dev_trap_report()
591 	struct nsim_dev *nsim_dev;  in nsim_dev_trap_report_work()  local
595 	nsim_dev = nsim_trap_data->nsim_dev;  in nsim_dev_trap_report_work()
600 	mutex_lock(&nsim_dev->port_list_lock);  in nsim_dev_trap_report_work()
601 	list_for_each_entry(nsim_dev_port, &nsim_dev->port_list, list) {  in nsim_dev_trap_report_work()
607 	mutex_unlock(&nsim_dev->port_list_lock);  in nsim_dev_trap_report_work()
609 	schedule_delayed_work(&nsim_dev->trap_data->trap_report_dw,  in nsim_dev_trap_report_work()
616 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_traps_init()  local
645 	nsim_trap_data->nsim_dev = nsim_dev;  in nsim_dev_traps_init()
646 	nsim_dev->trap_data = nsim_trap_data;  in nsim_dev_traps_init()
663 	INIT_DELAYED_WORK(&nsim_dev->trap_data->trap_report_dw,  in nsim_dev_traps_init()
665 	schedule_delayed_work(&nsim_dev->trap_data->trap_report_dw,  in nsim_dev_traps_init()
687 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_traps_exit()  local
689 	cancel_delayed_work_sync(&nsim_dev->trap_data->trap_report_dw);  in nsim_dev_traps_exit()
696 	kfree(nsim_dev->trap_data->trap_policers_cnt_arr);  in nsim_dev_traps_exit()
697 	kfree(nsim_dev->trap_data->trap_items_arr);  in nsim_dev_traps_exit()
698 	kfree(nsim_dev->trap_data);  in nsim_dev_traps_exit()
701 static int nsim_dev_reload_create(struct nsim_dev *nsim_dev,
703 static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev);
709 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_reload_down()  local
711 	if (nsim_dev->dont_allow_reload) {  in nsim_dev_reload_down()
719 	nsim_dev_reload_destroy(nsim_dev);  in nsim_dev_reload_down()
727 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_reload_up()  local
729 	if (nsim_dev->fail_reload) {  in nsim_dev_reload_up()
738 	return nsim_dev_reload_create(nsim_dev, extack);  in nsim_dev_reload_up()
756 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_flash_update()  local
759 	if ((params->overwrite_mask & ~nsim_dev->fw_update_overwrite_mask) != 0)  in nsim_dev_flash_update()
762 	if (nsim_dev->fw_update_status) {  in nsim_dev_flash_update()
770 		if (nsim_dev->fw_update_status)  in nsim_dev_flash_update()
778 	if (nsim_dev->fw_update_status) {  in nsim_dev_flash_update()
794 nsim_dev_trap_item_lookup(struct nsim_dev *nsim_dev, u16 trap_id)  in nsim_dev_trap_item_lookup()  argument
796 	struct nsim_trap_data *nsim_trap_data = nsim_dev->trap_data;  in nsim_dev_trap_item_lookup()
811 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_devlink_trap_init()  local
814 	nsim_trap_item = nsim_dev_trap_item_lookup(nsim_dev, trap->id);  in nsim_dev_devlink_trap_init()
830 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_devlink_trap_action_set()  local
833 	nsim_trap_item = nsim_dev_trap_item_lookup(nsim_dev, trap->id);  in nsim_dev_devlink_trap_action_set()
837 	spin_lock(&nsim_dev->trap_data->trap_lock);  in nsim_dev_devlink_trap_action_set()
839 	spin_unlock(&nsim_dev->trap_data->trap_lock);  in nsim_dev_devlink_trap_action_set()
850 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_devlink_trap_group_set()  local
852 	if (nsim_dev->fail_trap_group_set)  in nsim_dev_devlink_trap_group_set()
864 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_devlink_trap_policer_set()  local
866 	if (nsim_dev->fail_trap_policer_set) {  in nsim_dev_devlink_trap_policer_set()
879 	struct nsim_dev *nsim_dev = devlink_priv(devlink);  in nsim_dev_devlink_trap_policer_counter_get()  local
882 	if (nsim_dev->fail_trap_policer_counter_get)  in nsim_dev_devlink_trap_policer_counter_get()
885 	cnt = &nsim_dev->trap_data->trap_policers_cnt_arr[policer->id - 1];  in nsim_dev_devlink_trap_policer_counter_get()
909 static int __nsim_dev_port_add(struct nsim_dev *nsim_dev,  in __nsim_dev_port_add()  argument
925 	memcpy(attrs.switch_id.id, nsim_dev->switch_id.id, nsim_dev->switch_id.id_len);  in __nsim_dev_port_add()
926 	attrs.switch_id.id_len = nsim_dev->switch_id.id_len;  in __nsim_dev_port_add()
928 	err = devlink_port_register(priv_to_devlink(nsim_dev), devlink_port,  in __nsim_dev_port_add()
933 	err = nsim_dev_port_debugfs_init(nsim_dev, nsim_dev_port);  in __nsim_dev_port_add()
937 	nsim_dev_port->ns = nsim_create(nsim_dev, nsim_dev_port);  in __nsim_dev_port_add()
944 	list_add(&nsim_dev_port->list, &nsim_dev->port_list);  in __nsim_dev_port_add()
969 static void nsim_dev_port_del_all(struct nsim_dev *nsim_dev)  in nsim_dev_port_del_all()  argument
973 	mutex_lock(&nsim_dev->port_list_lock);  in nsim_dev_port_del_all()
975 				 &nsim_dev->port_list, list)  in nsim_dev_port_del_all()
977 	mutex_unlock(&nsim_dev->port_list_lock);  in nsim_dev_port_del_all()
980 static int nsim_dev_port_add_all(struct nsim_dev *nsim_dev,  in nsim_dev_port_add_all()  argument
986 		err = __nsim_dev_port_add(nsim_dev, i);  in nsim_dev_port_add_all()
993 	nsim_dev_port_del_all(nsim_dev);  in nsim_dev_port_add_all()
997 static int nsim_dev_reload_create(struct nsim_dev *nsim_dev,  in nsim_dev_reload_create()  argument
1000 	struct nsim_bus_dev *nsim_bus_dev = nsim_dev->nsim_bus_dev;  in nsim_dev_reload_create()
1004 	devlink = priv_to_devlink(nsim_dev);  in nsim_dev_reload_create()
1005 	nsim_dev = devlink_priv(devlink);  in nsim_dev_reload_create()
1006 	INIT_LIST_HEAD(&nsim_dev->port_list);  in nsim_dev_reload_create()
1007 	mutex_init(&nsim_dev->port_list_lock);  in nsim_dev_reload_create()
1008 	nsim_dev->fw_update_status = true;  in nsim_dev_reload_create()
1009 	nsim_dev->fw_update_overwrite_mask = 0;  in nsim_dev_reload_create()
1013 	err = nsim_dev_dummy_region_init(nsim_dev, devlink);  in nsim_dev_reload_create()
1021 	nsim_dev->fib_data = nsim_fib_create(devlink, extack);  in nsim_dev_reload_create()
1022 	if (IS_ERR(nsim_dev->fib_data)) {  in nsim_dev_reload_create()
1023 		err = PTR_ERR(nsim_dev->fib_data);  in nsim_dev_reload_create()
1027 	err = nsim_dev_health_init(nsim_dev, devlink);  in nsim_dev_reload_create()
1031 	err = nsim_dev_port_add_all(nsim_dev, nsim_bus_dev->port_count);  in nsim_dev_reload_create()
1035 	nsim_dev->take_snapshot = debugfs_create_file("take_snapshot",  in nsim_dev_reload_create()
1037 						      nsim_dev->ddir,  in nsim_dev_reload_create()
1038 						      nsim_dev,  in nsim_dev_reload_create()
1043 	nsim_dev_health_exit(nsim_dev);  in nsim_dev_reload_create()
1045 	nsim_fib_destroy(devlink, nsim_dev->fib_data);  in nsim_dev_reload_create()
1049 	nsim_dev_dummy_region_exit(nsim_dev);  in nsim_dev_reload_create()
1055 	struct nsim_dev *nsim_dev;  in nsim_dev_probe()  local
1059 	devlink = devlink_alloc(&nsim_dev_devlink_ops, sizeof(*nsim_dev));  in nsim_dev_probe()
1063 	nsim_dev = devlink_priv(devlink);  in nsim_dev_probe()
1064 	nsim_dev->nsim_bus_dev = nsim_bus_dev;  in nsim_dev_probe()
1065 	nsim_dev->switch_id.id_len = sizeof(nsim_dev->switch_id.id);  in nsim_dev_probe()
1066 	get_random_bytes(nsim_dev->switch_id.id, nsim_dev->switch_id.id_len);  in nsim_dev_probe()
1067 	INIT_LIST_HEAD(&nsim_dev->port_list);  in nsim_dev_probe()
1068 	mutex_init(&nsim_dev->port_list_lock);  in nsim_dev_probe()
1069 	nsim_dev->fw_update_status = true;  in nsim_dev_probe()
1070 	nsim_dev->fw_update_overwrite_mask = 0;  in nsim_dev_probe()
1071 	nsim_dev->max_macs = NSIM_DEV_MAX_MACS_DEFAULT;  in nsim_dev_probe()
1072 	nsim_dev->test1 = NSIM_DEV_TEST1_DEFAULT;  in nsim_dev_probe()
1073 	spin_lock_init(&nsim_dev->fa_cookie_lock);  in nsim_dev_probe()
1075 	dev_set_drvdata(&nsim_bus_dev->dev, nsim_dev);  in nsim_dev_probe()
1089 	nsim_devlink_set_params_init_values(nsim_dev, devlink);  in nsim_dev_probe()
1091 	err = nsim_dev_dummy_region_init(nsim_dev, devlink);  in nsim_dev_probe()
1099 	err = nsim_dev_debugfs_init(nsim_dev);  in nsim_dev_probe()
1103 	nsim_dev->fib_data = nsim_fib_create(devlink, NULL);  in nsim_dev_probe()
1104 	if (IS_ERR(nsim_dev->fib_data)) {  in nsim_dev_probe()
1105 		err = PTR_ERR(nsim_dev->fib_data);  in nsim_dev_probe()
1109 	err = nsim_dev_health_init(nsim_dev, devlink);  in nsim_dev_probe()
1113 	err = nsim_bpf_dev_init(nsim_dev);  in nsim_dev_probe()
1117 	err = nsim_dev_port_add_all(nsim_dev, nsim_bus_dev->port_count);  in nsim_dev_probe()
1126 	nsim_bpf_dev_exit(nsim_dev);  in nsim_dev_probe()
1128 	nsim_dev_health_exit(nsim_dev);  in nsim_dev_probe()
1130 	nsim_fib_destroy(devlink, nsim_dev->fib_data);  in nsim_dev_probe()
1132 	nsim_dev_debugfs_exit(nsim_dev);  in nsim_dev_probe()
1136 	nsim_dev_dummy_region_exit(nsim_dev);  in nsim_dev_probe()
1149 static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev)  in nsim_dev_reload_destroy()  argument
1151 	struct devlink *devlink = priv_to_devlink(nsim_dev);  in nsim_dev_reload_destroy()
1155 	debugfs_remove(nsim_dev->take_snapshot);  in nsim_dev_reload_destroy()
1156 	nsim_dev_port_del_all(nsim_dev);  in nsim_dev_reload_destroy()
1157 	nsim_dev_health_exit(nsim_dev);  in nsim_dev_reload_destroy()
1158 	nsim_fib_destroy(devlink, nsim_dev->fib_data);  in nsim_dev_reload_destroy()
1160 	nsim_dev_dummy_region_exit(nsim_dev);  in nsim_dev_reload_destroy()
1161 	mutex_destroy(&nsim_dev->port_list_lock);  in nsim_dev_reload_destroy()
1166 	struct nsim_dev *nsim_dev = dev_get_drvdata(&nsim_bus_dev->dev);  in nsim_dev_remove()  local
1167 	struct devlink *devlink = priv_to_devlink(nsim_dev);  in nsim_dev_remove()
1171 	nsim_dev_reload_destroy(nsim_dev);  in nsim_dev_remove()
1173 	nsim_bpf_dev_exit(nsim_dev);  in nsim_dev_remove()
1174 	nsim_dev_debugfs_exit(nsim_dev);  in nsim_dev_remove()
1183 __nsim_dev_port_lookup(struct nsim_dev *nsim_dev, unsigned int port_index)  in __nsim_dev_port_lookup()  argument
1187 	list_for_each_entry(nsim_dev_port, &nsim_dev->port_list, list)  in __nsim_dev_port_lookup()
1196 	struct nsim_dev *nsim_dev = dev_get_drvdata(&nsim_bus_dev->dev);  in nsim_dev_port_add()  local
1199 	mutex_lock(&nsim_dev->port_list_lock);  in nsim_dev_port_add()
1200 	if (__nsim_dev_port_lookup(nsim_dev, port_index))  in nsim_dev_port_add()
1203 		err = __nsim_dev_port_add(nsim_dev, port_index);  in nsim_dev_port_add()
1204 	mutex_unlock(&nsim_dev->port_list_lock);  in nsim_dev_port_add()
1211 	struct nsim_dev *nsim_dev = dev_get_drvdata(&nsim_bus_dev->dev);  in nsim_dev_port_del()  local
1215 	mutex_lock(&nsim_dev->port_list_lock);  in nsim_dev_port_del()
1216 	nsim_dev_port = __nsim_dev_port_lookup(nsim_dev, port_index);  in nsim_dev_port_del()
1221 	mutex_unlock(&nsim_dev->port_list_lock);  in nsim_dev_port_del()