186 int dasd_alias_make_device_known_to_lcu(struct dasd_device *device)  in dasd_alias_make_device_known_to_lcu()  argument
194 	private = (struct dasd_eckd_private *) device->private;  in dasd_alias_make_device_known_to_lcu()
196 	device->discipline->get_uid(device, &uid);  in dasd_alias_make_device_known_to_lcu()
232 	list_add(&device->alias_list, &lcu->inactive_devices);  in dasd_alias_make_device_known_to_lcu()
245 void dasd_alias_disconnect_device_from_lcu(struct dasd_device *device)  in dasd_alias_disconnect_device_from_lcu()  argument
254 	private = (struct dasd_eckd_private *) device->private;  in dasd_alias_disconnect_device_from_lcu()
259 	device->discipline->get_uid(device, &uid);  in dasd_alias_disconnect_device_from_lcu()
261 	list_del_init(&device->alias_list);  in dasd_alias_disconnect_device_from_lcu()
263 	if (device == lcu->suc_data.device) {  in dasd_alias_disconnect_device_from_lcu()
267 		if (device == lcu->suc_data.device) {  in dasd_alias_disconnect_device_from_lcu()
268 			dasd_put_device(device);  in dasd_alias_disconnect_device_from_lcu()
269 			lcu->suc_data.device = NULL;  in dasd_alias_disconnect_device_from_lcu()
273 	if (device == lcu->ruac_data.device) {  in dasd_alias_disconnect_device_from_lcu()
278 		if (device == lcu->ruac_data.device) {  in dasd_alias_disconnect_device_from_lcu()
279 			dasd_put_device(device);  in dasd_alias_disconnect_device_from_lcu()
280 			lcu->ruac_data.device = NULL;  in dasd_alias_disconnect_device_from_lcu()
315 			      struct dasd_device *device,  in _add_device_to_lcu()  argument
324 	private = (struct dasd_eckd_private *) device->private;  in _add_device_to_lcu()
327 	if (device != pos)  in _add_device_to_lcu()
328 		spin_lock_irqsave_nested(get_ccwdev_lock(device->cdev), flags,  in _add_device_to_lcu()
335 	if (device != pos)  in _add_device_to_lcu()
336 		spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in _add_device_to_lcu()
340 		list_move(&device->alias_list, &lcu->active_devices);  in _add_device_to_lcu()
363 		list_move(&device->alias_list, &group->baselist);  in _add_device_to_lcu()
365 		list_move(&device->alias_list, &group->aliaslist);  in _add_device_to_lcu()
371 				    struct dasd_device *device)  in _remove_device_from_lcu()  argument
376 	private = (struct dasd_eckd_private *) device->private;  in _remove_device_from_lcu()
377 	list_move(&device->alias_list, &lcu->inactive_devices);  in _remove_device_from_lcu()
387 	if (group->next == device)  in _remove_device_from_lcu()
414 static int read_unit_address_configuration(struct dasd_device *device,  in read_unit_address_configuration()  argument
425 				   device);  in read_unit_address_configuration()
428 	cqr->startdev = device;  in read_unit_address_configuration()
429 	cqr->memdev = device;  in read_unit_address_configuration()
481 	struct dasd_device *device, *tempdev;  in _lcu_update()  local
487 		list_for_each_entry_safe(device, tempdev, &pavgroup->baselist,  in _lcu_update()
489 			list_move(&device->alias_list, &lcu->active_devices);  in _lcu_update()
490 			private = (struct dasd_eckd_private *) device->private;  in _lcu_update()
493 		list_for_each_entry_safe(device, tempdev, &pavgroup->aliaslist,  in _lcu_update()
495 			list_move(&device->alias_list, &lcu->active_devices);  in _lcu_update()
496 			private = (struct dasd_eckd_private *) device->private;  in _lcu_update()
526 	list_for_each_entry_safe(device, tempdev, &lcu->active_devices,  in _lcu_update()
528 		_add_device_to_lcu(lcu, device, refdev);  in _lcu_update()
539 	struct dasd_device *device;  in lcu_update_work()  local
545 	device = ruac_data->device;  in lcu_update_work()
546 	rc = _lcu_update(device, lcu);  in lcu_update_work()
554 		DBF_DEV_EVENT(DBF_WARNING, device, "could not update"  in lcu_update_work()
557 			dasd_put_device(device);  in lcu_update_work()
559 		dasd_put_device(device);  in lcu_update_work()
560 		lcu->ruac_data.device = NULL;  in lcu_update_work()
567 				struct dasd_device *device)  in _schedule_lcu_update()  argument
573 	if (lcu->ruac_data.device) {  in _schedule_lcu_update()
577 	if (device && !list_empty(&device->alias_list))  in _schedule_lcu_update()
578 		usedev = device;  in _schedule_lcu_update()
603 	lcu->ruac_data.device = usedev;  in _schedule_lcu_update()
609 int dasd_alias_add_device(struct dasd_device *device)  in dasd_alias_add_device()  argument
616 	private = (struct dasd_eckd_private *) device->private;  in dasd_alias_add_device()
621 	spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in dasd_alias_add_device()
624 		rc = _add_device_to_lcu(lcu, device, device);  in dasd_alias_add_device()
629 		list_move(&device->alias_list, &lcu->active_devices);  in dasd_alias_add_device()
630 		_schedule_lcu_update(lcu, device);  in dasd_alias_add_device()
633 	spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in dasd_alias_add_device()
637 int dasd_alias_update_add_device(struct dasd_device *device)  in dasd_alias_update_add_device()  argument
640 	private = (struct dasd_eckd_private *) device->private;  in dasd_alias_update_add_device()
642 	return dasd_alias_add_device(device);  in dasd_alias_update_add_device()
645 int dasd_alias_remove_device(struct dasd_device *device)  in dasd_alias_remove_device()  argument
651 	private = (struct dasd_eckd_private *) device->private;  in dasd_alias_remove_device()
657 	_remove_device_from_lcu(lcu, device);  in dasd_alias_remove_device()
722 				    struct dasd_device *device,  in reset_summary_unit_check()  argument
741 	cqr->startdev = device;  in reset_summary_unit_check()
742 	cqr->memdev = device;  in reset_summary_unit_check()
755 	struct dasd_device *device;  in _restart_all_base_devices_on_lcu()  local
760 	list_for_each_entry(device, &lcu->active_devices, alias_list) {  in _restart_all_base_devices_on_lcu()
761 		private = (struct dasd_eckd_private *) device->private;  in _restart_all_base_devices_on_lcu()
762 		spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in _restart_all_base_devices_on_lcu()
764 			spin_unlock_irqrestore(get_ccwdev_lock(device->cdev),  in _restart_all_base_devices_on_lcu()
768 		spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in _restart_all_base_devices_on_lcu()
769 		dasd_schedule_block_bh(device->block);  in _restart_all_base_devices_on_lcu()
770 		dasd_schedule_device_bh(device);  in _restart_all_base_devices_on_lcu()
772 	list_for_each_entry(device, &lcu->inactive_devices, alias_list) {  in _restart_all_base_devices_on_lcu()
773 		private = (struct dasd_eckd_private *) device->private;  in _restart_all_base_devices_on_lcu()
774 		spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in _restart_all_base_devices_on_lcu()
776 			spin_unlock_irqrestore(get_ccwdev_lock(device->cdev),  in _restart_all_base_devices_on_lcu()
780 		spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in _restart_all_base_devices_on_lcu()
781 		dasd_schedule_block_bh(device->block);  in _restart_all_base_devices_on_lcu()
782 		dasd_schedule_device_bh(device);  in _restart_all_base_devices_on_lcu()
785 		list_for_each_entry(device, &pavgroup->baselist, alias_list) {  in _restart_all_base_devices_on_lcu()
786 			dasd_schedule_block_bh(device->block);  in _restart_all_base_devices_on_lcu()
787 			dasd_schedule_device_bh(device);  in _restart_all_base_devices_on_lcu()
795 	struct dasd_device *device, *temp;  in flush_all_alias_devices_on_lcu()  local
813 	list_for_each_entry_safe(device, temp, &lcu->active_devices,  in flush_all_alias_devices_on_lcu()
815 		private = (struct dasd_eckd_private *) device->private;  in flush_all_alias_devices_on_lcu()
818 		list_move(&device->alias_list, &active);  in flush_all_alias_devices_on_lcu()
825 		device = list_first_entry(&active, struct dasd_device,  in flush_all_alias_devices_on_lcu()
828 		rc = dasd_flush_device_queue(device);  in flush_all_alias_devices_on_lcu()
834 		if (device == list_first_entry(&active,  in flush_all_alias_devices_on_lcu()
836 			list_move(&device->alias_list, &lcu->active_devices);  in flush_all_alias_devices_on_lcu()
837 			private = (struct dasd_eckd_private *) device->private;  in flush_all_alias_devices_on_lcu()
844 static void __stop_device_on_lcu(struct dasd_device *device,  in __stop_device_on_lcu()  argument
848 	if (pos == device) {  in __stop_device_on_lcu()
862 				     struct dasd_device *device)  in _stop_all_devices_on_lcu()  argument
868 		__stop_device_on_lcu(device, pos);  in _stop_all_devices_on_lcu()
870 		__stop_device_on_lcu(device, pos);  in _stop_all_devices_on_lcu()
873 			__stop_device_on_lcu(device, pos);  in _stop_all_devices_on_lcu()
875 			__stop_device_on_lcu(device, pos);  in _stop_all_devices_on_lcu()
882 	struct dasd_device *device;  in _unstop_all_devices_on_lcu()  local
885 	list_for_each_entry(device, &lcu->active_devices, alias_list) {  in _unstop_all_devices_on_lcu()
886 		spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in _unstop_all_devices_on_lcu()
887 		dasd_device_remove_stop_bits(device, DASD_STOPPED_SU);  in _unstop_all_devices_on_lcu()
888 		spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in _unstop_all_devices_on_lcu()
891 	list_for_each_entry(device, &lcu->inactive_devices, alias_list) {  in _unstop_all_devices_on_lcu()
892 		spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in _unstop_all_devices_on_lcu()
893 		dasd_device_remove_stop_bits(device, DASD_STOPPED_SU);  in _unstop_all_devices_on_lcu()
894 		spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in _unstop_all_devices_on_lcu()
898 		list_for_each_entry(device, &pavgroup->baselist, alias_list) {  in _unstop_all_devices_on_lcu()
899 			spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in _unstop_all_devices_on_lcu()
900 			dasd_device_remove_stop_bits(device, DASD_STOPPED_SU);  in _unstop_all_devices_on_lcu()
901 			spin_unlock_irqrestore(get_ccwdev_lock(device->cdev),  in _unstop_all_devices_on_lcu()
904 		list_for_each_entry(device, &pavgroup->aliaslist, alias_list) {  in _unstop_all_devices_on_lcu()
905 			spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in _unstop_all_devices_on_lcu()
906 			dasd_device_remove_stop_bits(device, DASD_STOPPED_SU);  in _unstop_all_devices_on_lcu()
907 			spin_unlock_irqrestore(get_ccwdev_lock(device->cdev),  in _unstop_all_devices_on_lcu()
918 	struct dasd_device *device;  in summary_unit_check_handling_work()  local
923 	device = suc_data->device;  in summary_unit_check_handling_work()
929 	spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);  in summary_unit_check_handling_work()
930 	dasd_device_remove_stop_bits(device,  in summary_unit_check_handling_work()
932 	spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);  in summary_unit_check_handling_work()
933 	reset_summary_unit_check(lcu, device, suc_data->reason);  in summary_unit_check_handling_work()
939 	_schedule_lcu_update(lcu, device);  in summary_unit_check_handling_work()
940 	lcu->suc_data.device = NULL;  in summary_unit_check_handling_work()
941 	dasd_put_device(device);  in summary_unit_check_handling_work()
948 void dasd_alias_handle_summary_unit_check(struct dasd_device *device,  in dasd_alias_handle_summary_unit_check()  argument
956 	private = (struct dasd_eckd_private *) device->private;  in dasd_alias_handle_summary_unit_check()
961 		DBF_DEV_EVENT(DBF_NOTICE, device, "%s %x",  in dasd_alias_handle_summary_unit_check()
964 		DBF_DEV_EVENT(DBF_WARNING, device, "%s",  in dasd_alias_handle_summary_unit_check()
972 		DBF_DEV_EVENT(DBF_WARNING, device, "%s",  in dasd_alias_handle_summary_unit_check()
978 	_stop_all_devices_on_lcu(lcu, device);  in dasd_alias_handle_summary_unit_check()
984 	if (list_empty(&device->alias_list)) {  in dasd_alias_handle_summary_unit_check()
985 		DBF_DEV_EVENT(DBF_WARNING, device, "%s",  in dasd_alias_handle_summary_unit_check()
991 	if (lcu->suc_data.device) {  in dasd_alias_handle_summary_unit_check()
993 		DBF_DEV_EVENT(DBF_WARNING, device, "%s",  in dasd_alias_handle_summary_unit_check()
1000 	lcu->suc_data.device = device;  in dasd_alias_handle_summary_unit_check()
1001 	dasd_get_device(device);  in dasd_alias_handle_summary_unit_check()
1004 		dasd_put_device(device);  in dasd_alias_handle_summary_unit_check()