155     fn set_bus(&self, bus: Option<Weak<dyn Bus>>) {  in set_bus()
159     fn bus(&self) -> Option<Weak<dyn Bus>> {  in bus()
163     fn driver(&self) -> Option<Arc<dyn Driver>> {  in driver()
167     fn set_driver(&self, _driver: Option<Weak<dyn Driver>>) {  in set_driver()
187     fn set_class(&self, _class: Option<Weak<dyn Class>>) {  in set_class()
191     fn dev_parent(&self) -> Option<Weak<dyn Device>> {  in dev_parent()
195     fn set_dev_parent(&self, dev_parent: Option<Weak<dyn Device>>) {  in set_dev_parent()
199     fn attribute_groups(&self) -> Option<&'static [&'static dyn AttributeGroup]> {  in attribute_groups()
209     fn set_inode(&self, inode: Option<Arc<KernFSInode>>) {  in set_inode()
213     fn inode(&self) -> Option<Arc<KernFSInode>> {  in inode()
217     fn parent(&self) -> Option<Weak<dyn KObject>> {  in parent()
221     fn set_parent(&self, parent: Option<Weak<dyn KObject>>) {  in set_parent()
225     fn kset(&self) -> Option<Arc<KSet>> {  in kset()
229     fn set_kset(&self, kset: Option<Arc<KSet>>) {  in set_kset()
233     fn kobj_type(&self) -> Option<&'static dyn KObjType> {  in kobj_type()
237     fn set_kobj_type(&self, ktype: Option<&'static dyn KObjType>) {  in set_kobj_type()
266     fn name(&self) -> Option<&str> {  in name()
276     ) -> Option<ModeType> {  in is_visible()