62 	struct subsys_private *sp = NULL;  in bus_to_subsys()  local
76 		sp = container_of_const(kset, struct subsys_private, subsys);  in bus_to_subsys()
77 		if (sp->bus == bus)  in bus_to_subsys()
80 	sp = NULL;  in bus_to_subsys()
82 	sp = subsys_get(sp);  in bus_to_subsys()
84 	return sp;  in bus_to_subsys()
89 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_get()  local
91 	if (sp)  in bus_get()
98 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_put()  local
101 	subsys_put(sp);  in bus_put()
102 	subsys_put(sp);  in bus_put()
183 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_create_file()  local
186 	if (!sp)  in bus_create_file()
189 	error = sysfs_create_file(&sp->subsys.kobj, &attr->attr);  in bus_create_file()
191 	subsys_put(sp);  in bus_create_file()
198 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_remove_file()  local
200 	if (!sp)  in bus_remove_file()
203 	sysfs_remove_file(&sp->subsys.kobj, &attr->attr);  in bus_remove_file()
204 	subsys_put(sp);  in bus_remove_file()
281 	struct subsys_private *sp = bus_to_subsys(bus);  in drivers_autoprobe_show()  local
284 	if (!sp)  in drivers_autoprobe_show()
287 	ret = sysfs_emit(buf, "%d\n", sp->drivers_autoprobe);  in drivers_autoprobe_show()
288 	subsys_put(sp);  in drivers_autoprobe_show()
295 	struct subsys_private *sp = bus_to_subsys(bus);  in drivers_autoprobe_store()  local
297 	if (!sp)  in drivers_autoprobe_store()
301 		sp->drivers_autoprobe = 0;  in drivers_autoprobe_store()
303 		sp->drivers_autoprobe = 1;  in drivers_autoprobe_store()
305 	subsys_put(sp);  in drivers_autoprobe_store()
372 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_for_each_dev()  local
377 	if (!sp)  in bus_for_each_dev()
380 	klist_iter_init_node(&sp->klist_devices, &i,  in bus_for_each_dev()
385 	subsys_put(sp);  in bus_for_each_dev()
409 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_find_device()  local
413 	if (!sp)  in bus_find_device()
416 	klist_iter_init_node(&sp->klist_devices, &i,  in bus_find_device()
425 	subsys_put(sp);  in bus_find_device()
434 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_find_device_reverse()  local
438 	if (!sp)  in bus_find_device_reverse()
441 	klist_iter_init_node(&sp->klist_devices, &i,  in bus_find_device_reverse()
450 	subsys_put(sp);  in bus_find_device_reverse()
489 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_for_each_drv()  local
494 	if (!sp)  in bus_for_each_drv()
497 	klist_iter_init_node(&sp->klist_drivers, &i,  in bus_for_each_drv()
502 	subsys_put(sp);  in bus_for_each_drv()
517 	struct subsys_private *sp = bus_to_subsys(dev->bus);  in bus_add_device()  local
520 	if (!sp) {  in bus_add_device()
534 	pr_debug("bus: '%s': add device %s\n", sp->bus->name, dev_name(dev));  in bus_add_device()
536 	error = device_add_groups(dev, sp->bus->dev_groups);  in bus_add_device()
540 	error = sysfs_create_link(&sp->devices_kset->kobj, &dev->kobj, dev_name(dev));  in bus_add_device()
544 	error = sysfs_create_link(&dev->kobj, &sp->subsys.kobj, "subsystem");  in bus_add_device()
548 	klist_add_tail(&dev->p->knode_bus, &sp->klist_devices);  in bus_add_device()
552 	sysfs_remove_link(&sp->devices_kset->kobj, dev_name(dev));  in bus_add_device()
554 	device_remove_groups(dev, sp->bus->dev_groups);  in bus_add_device()
556 	subsys_put(sp);  in bus_add_device()
568 	struct subsys_private *sp = bus_to_subsys(dev->bus);  in bus_probe_device()  local
571 	if (!sp)  in bus_probe_device()
576 	mutex_lock(&sp->mutex);  in bus_probe_device()
577 	list_for_each_entry(sif, &sp->interfaces, node)  in bus_probe_device()
580 	mutex_unlock(&sp->mutex);  in bus_probe_device()
581 	subsys_put(sp);  in bus_probe_device()
596 	struct subsys_private *sp = bus_to_subsys(dev->bus);  in bus_remove_device()  local
599 	if (!sp)  in bus_remove_device()
602 	mutex_lock(&sp->mutex);  in bus_remove_device()
603 	list_for_each_entry(sif, &sp->interfaces, node)  in bus_remove_device()
606 	mutex_unlock(&sp->mutex);  in bus_remove_device()
609 	sysfs_remove_link(&sp->devices_kset->kobj, dev_name(dev));  in bus_remove_device()
623 	subsys_put(sp);  in bus_remove_device()
624 	subsys_put(sp);  in bus_remove_device()
686 	struct subsys_private *sp = bus_to_subsys(drv->bus);  in bus_add_driver()  local
690 	if (!sp)  in bus_add_driver()
697 	pr_debug("bus: '%s': add driver %s\n", sp->bus->name, drv->name);  in bus_add_driver()
707 	priv->kobj.kset = sp->drivers_kset;  in bus_add_driver()
713 	klist_add_tail(&priv->knode_bus, &sp->klist_drivers);  in bus_add_driver()
714 	if (sp->drivers_autoprobe) {  in bus_add_driver()
731 	error = driver_add_groups(drv, sp->bus->drv_groups);  in bus_add_driver()
758 	subsys_put(sp);  in bus_add_driver()
772 	struct subsys_private *sp = bus_to_subsys(drv->bus);  in bus_remove_driver()  local
774 	if (!sp)  in bus_remove_driver()
777 	pr_debug("bus: '%s': remove driver %s\n", sp->bus->name, drv->name);  in bus_remove_driver()
781 	driver_remove_groups(drv, sp->bus->drv_groups);  in bus_remove_driver()
793 	subsys_put(sp);  in bus_remove_driver()
794 	subsys_put(sp);  in bus_remove_driver()
863 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_uevent_store()  local
866 	if (!sp)  in bus_uevent_store()
869 	ret = kobject_synth_uevent(&sp->subsys.kobj, buf, count);  in bus_uevent_store()
870 	subsys_put(sp);  in bus_uevent_store()
982 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_unregister()  local
985 	if (!sp)  in bus_unregister()
989 	if (sp->dev_root)  in bus_unregister()
990 		device_unregister(sp->dev_root);  in bus_unregister()
992 	bus_kobj = &sp->subsys.kobj;  in bus_unregister()
997 	kset_unregister(sp->drivers_kset);  in bus_unregister()
998 	kset_unregister(sp->devices_kset);  in bus_unregister()
999 	kset_unregister(&sp->subsys);  in bus_unregister()
1000 	subsys_put(sp);  in bus_unregister()
1006 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_register_notifier()  local
1009 	if (!sp)  in bus_register_notifier()
1012 	retval = blocking_notifier_chain_register(&sp->bus_notifier, nb);  in bus_register_notifier()
1013 	subsys_put(sp);  in bus_register_notifier()
1020 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_unregister_notifier()  local
1023 	if (!sp)  in bus_unregister_notifier()
1025 	retval = blocking_notifier_chain_unregister(&sp->bus_notifier, nb);  in bus_unregister_notifier()
1026 	subsys_put(sp);  in bus_unregister_notifier()
1033 	struct subsys_private *sp = bus_to_subsys(dev->bus);  in bus_notify()  local
1035 	if (!sp)  in bus_notify()
1038 	blocking_notifier_call_chain(&sp->bus_notifier, value, dev);  in bus_notify()
1039 	subsys_put(sp);  in bus_notify()
1044 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_get_kset()  local
1047 	if (!sp)  in bus_get_kset()
1050 	kset = &sp->subsys;  in bus_get_kset()
1051 	subsys_put(sp);  in bus_get_kset()
1088 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_sort_breadthfirst()  local
1095 	if (!sp)  in bus_sort_breadthfirst()
1097 	device_klist = &sp->klist_devices;  in bus_sort_breadthfirst()
1107 	subsys_put(sp);  in bus_sort_breadthfirst()
1128 static void subsys_dev_iter_init(struct subsys_dev_iter *iter, struct subsys_private *sp,  in subsys_dev_iter_init()  argument
1135 	klist_iter_init_node(&sp->klist_devices, &iter->ki, start_knode);  in subsys_dev_iter_init()
1180 	struct subsys_private *sp;  in subsys_interface_register()  local
1187 	sp = bus_to_subsys(sif->subsys);  in subsys_interface_register()
1188 	if (!sp)  in subsys_interface_register()
1196 	mutex_lock(&sp->mutex);  in subsys_interface_register()
1197 	list_add_tail(&sif->node, &sp->interfaces);  in subsys_interface_register()
1199 		subsys_dev_iter_init(&iter, sp, NULL, NULL);  in subsys_interface_register()
1204 	mutex_unlock(&sp->mutex);  in subsys_interface_register()
1212 	struct subsys_private *sp;  in subsys_interface_unregister()  local
1219 	sp = bus_to_subsys(sif->subsys);  in subsys_interface_unregister()
1220 	if (!sp)  in subsys_interface_unregister()
1223 	mutex_lock(&sp->mutex);  in subsys_interface_unregister()
1226 		subsys_dev_iter_init(&iter, sp, NULL, NULL);  in subsys_interface_unregister()
1231 	mutex_unlock(&sp->mutex);  in subsys_interface_unregister()
1238 	subsys_put(sp);  in subsys_interface_unregister()
1239 	subsys_put(sp);  in subsys_interface_unregister()
1252 	struct subsys_private *sp;  in subsys_register()  local
1260 	sp = bus_to_subsys(subsys);  in subsys_register()
1261 	if (!sp) {  in subsys_register()
1284 	sp->dev_root = dev;  in subsys_register()
1285 	subsys_put(sp);  in subsys_register()
1294 	subsys_put(sp);  in subsys_register()
1363 	struct subsys_private *sp = bus_to_subsys(bus);  in driver_find()  local
1367 	if (!sp)  in driver_find()
1370 	k = kset_find_obj(sp->drivers_kset, name);  in driver_find()
1371 	subsys_put(sp);  in driver_find()
1389 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_is_registered()  local
1392 	if (sp) {  in bus_is_registered()
1394 		subsys_put(sp);  in bus_is_registered()
1413 	struct subsys_private *sp = bus_to_subsys(bus);  in bus_get_dev_root()  local
1416 	if (!sp)  in bus_get_dev_root()
1419 	dev_root = get_device(sp->dev_root);  in bus_get_dev_root()
1420 	subsys_put(sp);  in bus_get_dev_root()