197 static struct think_lmi tlmi_priv;  variable
295 	if (!tlmi_priv.can_get_password_settings)  in tlmi_get_pwd_settings()
432 	if (!tlmi_priv.can_set_bios_password)  in new_password_store()
453 	if (tlmi_priv.opcode_support) {  in new_password_store()
457 		if (setting == tlmi_priv.pwd_hdd) {  in new_password_store()
462 		} else if (setting == tlmi_priv.pwd_nvme) {  in new_password_store()
475 		if (tlmi_priv.pwd_admin->valid) {  in new_password_store()
477 					tlmi_priv.pwd_admin->password);  in new_password_store()
681 	if (!tlmi_priv.certificate_support || !setting->cert_installed)  in certificate_thumbprint_show()
703 	if (!tlmi_priv.certificate_support)  in cert_to_password_store()
746 	if (!tlmi_priv.certificate_support)  in certificate_store()
817 	if (!tlmi_priv.certificate_support)  in signature_store()
846 	if (!tlmi_priv.certificate_support)  in save_signature_store()
872 		if ((setting == tlmi_priv.pwd_hdd) || (setting == tlmi_priv.pwd_nvme))  in auth_attr_is_visible()
883 		if ((setting == tlmi_priv.pwd_admin) && tlmi_priv.certificate_support)  in auth_attr_is_visible()
890 	    tlmi_priv.opcode_support)  in auth_attr_is_visible()
985 	if (!tlmi_priv.can_set_bios_settings)  in current_value_store()
999 	if (tlmi_priv.certificate_support && tlmi_priv.pwd_admin->cert_installed) {  in current_value_store()
1000 		if (!tlmi_priv.pwd_admin->signature || !tlmi_priv.pwd_admin->save_signature) {  in current_value_store()
1005 					new_setting, tlmi_priv.pwd_admin->signature);  in current_value_store()
1015 				tlmi_priv.pwd_admin->save_signature);  in current_value_store()
1018 	} else if (tlmi_priv.opcode_support) {  in current_value_store()
1036 		if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) {  in current_value_store()
1038 						  tlmi_priv.pwd_admin->password);  in current_value_store()
1045 		if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) {  in current_value_store()
1047 					tlmi_priv.pwd_admin->password,  in current_value_store()
1048 					encoding_options[tlmi_priv.pwd_admin->encoding],  in current_value_store()
1049 					tlmi_priv.pwd_admin->kbdlang);  in current_value_store()
1076 	if (!ret && !tlmi_priv.pending_changes) {  in current_value_store()
1077 		tlmi_priv.pending_changes = true;  in current_value_store()
1079 		kobject_uevent(&tlmi_priv.class_dev->kobj, KOBJ_CHANGE);  in current_value_store()
1150 	return sprintf(buf, "%d\n", tlmi_priv.pending_changes);  in pending_reboot_show()
1163 	if (!tlmi_priv.can_debug_cmd)  in debug_cmd_store()
1173 	if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) {  in debug_cmd_store()
1175 				tlmi_priv.pwd_admin->password,  in debug_cmd_store()
1176 				encoding_options[tlmi_priv.pwd_admin->encoding],  in debug_cmd_store()
1177 				tlmi_priv.pwd_admin->kbdlang);  in debug_cmd_store()
1197 	if (!ret && !tlmi_priv.pending_changes) {  in debug_cmd_store()
1198 		tlmi_priv.pending_changes = true;  in debug_cmd_store()
1200 		kobject_uevent(&tlmi_priv.class_dev->kobj, KOBJ_CHANGE);  in debug_cmd_store()
1218 		if (tlmi_priv.setting[i]) {  in tlmi_release_attr()
1219 			sysfs_remove_group(&tlmi_priv.setting[i]->kobj, &tlmi_attr_group);  in tlmi_release_attr()
1220 			kobject_put(&tlmi_priv.setting[i]->kobj);  in tlmi_release_attr()
1223 	sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &pending_reboot.attr);  in tlmi_release_attr()
1224 	if (tlmi_priv.can_debug_cmd && debug_support)  in tlmi_release_attr()
1225 		sysfs_remove_file(&tlmi_priv.attribute_kset->kobj, &debug_cmd.attr);  in tlmi_release_attr()
1227 	kset_unregister(tlmi_priv.attribute_kset);  in tlmi_release_attr()
1230 	kfree(tlmi_priv.pwd_admin->signature);  in tlmi_release_attr()
1231 	kfree(tlmi_priv.pwd_admin->save_signature);  in tlmi_release_attr()
1234 	sysfs_remove_group(&tlmi_priv.pwd_admin->kobj, &auth_attr_group);  in tlmi_release_attr()
1235 	kobject_put(&tlmi_priv.pwd_admin->kobj);  in tlmi_release_attr()
1236 	sysfs_remove_group(&tlmi_priv.pwd_power->kobj, &auth_attr_group);  in tlmi_release_attr()
1237 	kobject_put(&tlmi_priv.pwd_power->kobj);  in tlmi_release_attr()
1239 	if (tlmi_priv.opcode_support) {  in tlmi_release_attr()
1240 		sysfs_remove_group(&tlmi_priv.pwd_system->kobj, &auth_attr_group);  in tlmi_release_attr()
1241 		kobject_put(&tlmi_priv.pwd_system->kobj);  in tlmi_release_attr()
1242 		sysfs_remove_group(&tlmi_priv.pwd_hdd->kobj, &auth_attr_group);  in tlmi_release_attr()
1243 		kobject_put(&tlmi_priv.pwd_hdd->kobj);  in tlmi_release_attr()
1244 		sysfs_remove_group(&tlmi_priv.pwd_nvme->kobj, &auth_attr_group);  in tlmi_release_attr()
1245 		kobject_put(&tlmi_priv.pwd_nvme->kobj);  in tlmi_release_attr()
1248 	kset_unregister(tlmi_priv.authentication_kset);  in tlmi_release_attr()
1277 	tlmi_priv.class_dev = device_create(fw_attr_class, NULL, MKDEV(0, 0),  in tlmi_sysfs_init()
1279 	if (IS_ERR(tlmi_priv.class_dev)) {  in tlmi_sysfs_init()
1280 		ret = PTR_ERR(tlmi_priv.class_dev);  in tlmi_sysfs_init()
1284 	tlmi_priv.attribute_kset = kset_create_and_add("attributes", NULL,  in tlmi_sysfs_init()
1285 			&tlmi_priv.class_dev->kobj);  in tlmi_sysfs_init()
1286 	if (!tlmi_priv.attribute_kset) {  in tlmi_sysfs_init()
1293 		if (!tlmi_priv.setting[i])  in tlmi_sysfs_init()
1297 		if (tlmi_validate_setting_name(tlmi_priv.attribute_kset,  in tlmi_sysfs_init()
1298 					       tlmi_priv.setting[i]->display_name) < 0) {  in tlmi_sysfs_init()
1299 			kfree(tlmi_priv.setting[i]->possible_values);  in tlmi_sysfs_init()
1300 			kfree(tlmi_priv.setting[i]);  in tlmi_sysfs_init()
1301 			tlmi_priv.setting[i] = NULL;  in tlmi_sysfs_init()
1306 		tlmi_priv.setting[i]->kobj.kset = tlmi_priv.attribute_kset;  in tlmi_sysfs_init()
1307 		ret = kobject_add(&tlmi_priv.setting[i]->kobj, NULL,  in tlmi_sysfs_init()
1308 				  "%s", tlmi_priv.setting[i]->display_name);  in tlmi_sysfs_init()
1312 		ret = sysfs_create_group(&tlmi_priv.setting[i]->kobj, &tlmi_attr_group);  in tlmi_sysfs_init()
1317 	ret = sysfs_create_file(&tlmi_priv.attribute_kset->kobj, &pending_reboot.attr);  in tlmi_sysfs_init()
1321 	if (tlmi_priv.can_debug_cmd && debug_support) {  in tlmi_sysfs_init()
1322 		ret = sysfs_create_file(&tlmi_priv.attribute_kset->kobj, &debug_cmd.attr);  in tlmi_sysfs_init()
1328 	tlmi_priv.authentication_kset = kset_create_and_add("authentication", NULL,  in tlmi_sysfs_init()
1329 								&tlmi_priv.class_dev->kobj);  in tlmi_sysfs_init()
1330 	if (!tlmi_priv.authentication_kset) {  in tlmi_sysfs_init()
1334 	tlmi_priv.pwd_admin->kobj.kset = tlmi_priv.authentication_kset;  in tlmi_sysfs_init()
1335 	ret = kobject_add(&tlmi_priv.pwd_admin->kobj, NULL, "%s", "Admin");  in tlmi_sysfs_init()
1339 	ret = sysfs_create_group(&tlmi_priv.pwd_admin->kobj, &auth_attr_group);  in tlmi_sysfs_init()
1343 	tlmi_priv.pwd_power->kobj.kset = tlmi_priv.authentication_kset;  in tlmi_sysfs_init()
1344 	ret = kobject_add(&tlmi_priv.pwd_power->kobj, NULL, "%s", "Power-on");  in tlmi_sysfs_init()
1348 	ret = sysfs_create_group(&tlmi_priv.pwd_power->kobj, &auth_attr_group);  in tlmi_sysfs_init()
1352 	if (tlmi_priv.opcode_support) {  in tlmi_sysfs_init()
1353 		tlmi_priv.pwd_system->kobj.kset = tlmi_priv.authentication_kset;  in tlmi_sysfs_init()
1354 		ret = kobject_add(&tlmi_priv.pwd_system->kobj, NULL, "%s", "System");  in tlmi_sysfs_init()
1358 		ret = sysfs_create_group(&tlmi_priv.pwd_system->kobj, &auth_attr_group);  in tlmi_sysfs_init()
1362 		tlmi_priv.pwd_hdd->kobj.kset = tlmi_priv.authentication_kset;  in tlmi_sysfs_init()
1363 		ret = kobject_add(&tlmi_priv.pwd_hdd->kobj, NULL, "%s", "HDD");  in tlmi_sysfs_init()
1367 		ret = sysfs_create_group(&tlmi_priv.pwd_hdd->kobj, &auth_attr_group);  in tlmi_sysfs_init()
1371 		tlmi_priv.pwd_nvme->kobj.kset = tlmi_priv.authentication_kset;  in tlmi_sysfs_init()
1372 		ret = kobject_add(&tlmi_priv.pwd_nvme->kobj, NULL, "%s", "NVMe");  in tlmi_sysfs_init()
1376 		ret = sysfs_create_group(&tlmi_priv.pwd_nvme->kobj, &auth_attr_group);  in tlmi_sysfs_init()
1406 	new_pwd->minlen = tlmi_priv.pwdcfg.core.min_length;  in tlmi_create_auth()
1407 	new_pwd->maxlen = tlmi_priv.pwdcfg.core.max_length;  in tlmi_create_auth()
1421 		tlmi_priv.can_set_bios_settings = true;  in tlmi_analyze()
1424 		tlmi_priv.can_get_bios_selections = true;  in tlmi_analyze()
1427 		tlmi_priv.can_set_bios_password = true;  in tlmi_analyze()
1430 		tlmi_priv.can_get_password_settings = true;  in tlmi_analyze()
1433 		tlmi_priv.can_debug_cmd = true;  in tlmi_analyze()
1436 		tlmi_priv.opcode_support = true;  in tlmi_analyze()
1441 		tlmi_priv.certificate_support = true;  in tlmi_analyze()
1452 		tlmi_priv.setting[i] = NULL;  in tlmi_analyze()
1480 		if (tlmi_priv.can_get_bios_selections) {  in tlmi_analyze()
1516 		tlmi_priv.setting[i] = setting;  in tlmi_analyze()
1521 	ret = tlmi_get_pwd_settings(&tlmi_priv.pwdcfg);  in tlmi_analyze()
1528 	tlmi_priv.pwd_admin = tlmi_create_auth("pap", "bios-admin");  in tlmi_analyze()
1529 	if (!tlmi_priv.pwd_admin)  in tlmi_analyze()
1532 	if (tlmi_priv.pwdcfg.core.password_state & TLMI_PAP_PWD)  in tlmi_analyze()
1533 		tlmi_priv.pwd_admin->valid = true;  in tlmi_analyze()
1535 	tlmi_priv.pwd_power = tlmi_create_auth("pop", "power-on");  in tlmi_analyze()
1536 	if (!tlmi_priv.pwd_power)  in tlmi_analyze()
1539 	if (tlmi_priv.pwdcfg.core.password_state & TLMI_POP_PWD)  in tlmi_analyze()
1540 		tlmi_priv.pwd_power->valid = true;  in tlmi_analyze()
1542 	if (tlmi_priv.opcode_support) {  in tlmi_analyze()
1543 		tlmi_priv.pwd_system = tlmi_create_auth("smp", "system");  in tlmi_analyze()
1544 		if (!tlmi_priv.pwd_system)  in tlmi_analyze()
1547 		if (tlmi_priv.pwdcfg.core.password_state & TLMI_SMP_PWD)  in tlmi_analyze()
1548 			tlmi_priv.pwd_system->valid = true;  in tlmi_analyze()
1550 		tlmi_priv.pwd_hdd = tlmi_create_auth("hdd", "hdd");  in tlmi_analyze()
1551 		if (!tlmi_priv.pwd_hdd)  in tlmi_analyze()
1554 		tlmi_priv.pwd_nvme = tlmi_create_auth("nvm", "nvme");  in tlmi_analyze()
1555 		if (!tlmi_priv.pwd_nvme)  in tlmi_analyze()
1559 		tlmi_priv.pwd_hdd->index = 1;  in tlmi_analyze()
1560 		tlmi_priv.pwd_nvme->index = 1;  in tlmi_analyze()
1562 		if (tlmi_priv.pwdcfg.core.password_state & TLMI_HDD_PWD) {  in tlmi_analyze()
1564 			if (tlmi_priv.pwdcfg.ext.hdd_user_password ||  in tlmi_analyze()
1565 					tlmi_priv.pwdcfg.ext.hdd_master_password) {  in tlmi_analyze()
1566 				tlmi_priv.pwd_hdd->valid = true;  in tlmi_analyze()
1567 				if (tlmi_priv.pwdcfg.ext.hdd_master_password)  in tlmi_analyze()
1568 					tlmi_priv.pwd_hdd->index =  in tlmi_analyze()
1569 						ffs(tlmi_priv.pwdcfg.ext.hdd_master_password) - 1;  in tlmi_analyze()
1571 					tlmi_priv.pwd_hdd->index =  in tlmi_analyze()
1572 						ffs(tlmi_priv.pwdcfg.ext.hdd_user_password) - 1;  in tlmi_analyze()
1574 			if (tlmi_priv.pwdcfg.ext.nvme_user_password ||  in tlmi_analyze()
1575 					tlmi_priv.pwdcfg.ext.nvme_master_password) {  in tlmi_analyze()
1576 				tlmi_priv.pwd_nvme->valid = true;  in tlmi_analyze()
1577 				if (tlmi_priv.pwdcfg.ext.nvme_master_password)  in tlmi_analyze()
1578 					tlmi_priv.pwd_nvme->index =  in tlmi_analyze()
1579 						ffs(tlmi_priv.pwdcfg.ext.nvme_master_password) - 1;  in tlmi_analyze()
1581 					tlmi_priv.pwd_nvme->index =  in tlmi_analyze()
1582 						ffs(tlmi_priv.pwdcfg.ext.nvme_user_password) - 1;  in tlmi_analyze()
1587 	if (tlmi_priv.certificate_support &&  in tlmi_analyze()
1588 		(tlmi_priv.pwdcfg.core.password_state & TLMI_CERT))  in tlmi_analyze()
1589 		tlmi_priv.pwd_admin->cert_installed = true;  in tlmi_analyze()
1595 		if (tlmi_priv.setting[i]) {  in tlmi_analyze()
1596 			kfree(tlmi_priv.setting[i]->possible_values);  in tlmi_analyze()
1597 			kfree(tlmi_priv.setting[i]);  in tlmi_analyze()
1600 	kfree(tlmi_priv.pwd_admin);  in tlmi_analyze()
1601 	kfree(tlmi_priv.pwd_power);  in tlmi_analyze()
1602 	kfree(tlmi_priv.pwd_system);  in tlmi_analyze()
1603 	kfree(tlmi_priv.pwd_hdd);  in tlmi_analyze()
1604 	kfree(tlmi_priv.pwd_nvme);  in tlmi_analyze()