40     class::{Class, ClassKObjbectType},
170     fn class(&self) -> Option<Arc<dyn Class>> {  in class()  method
177     fn set_class(&self, class: Option<Weak<dyn Class>>);  in set_class()
221     pub class: Option<Weak<dyn Class>>,  field
232             class: None,  in default()
253         driver_base_macros::get_weak_or_clear!(self.class)  in get_class_weak_or_clear()
554         if let Some(class) = device.class() {  in add_device()
555             class.subsystem().add_device_to_vec(&device)?;  in add_device()
557             for class_interface in class.subsystem().interfaces() {  in add_device()
569         class: Arc<dyn Class>,  in class_dir_create_and_add()
573         let class_name: String = class.name().to_string();  in class_dir_create_and_add()
614         if device.class().is_some() {  in get_device_parent()
617                 if dp.class().is_some() {  in get_device_parent()
629                 self.class_dir_create_and_add(device.class().unwrap(), kobject_parent.clone());  in get_device_parent()
683         let class = dev.class();  in add_class_symlinks()  localVariable
684         if class.is_none() {  in add_class_symlinks()
698         let class = class.unwrap();  in add_class_symlinks()  localVariable
700         let subsys_kobj = class.subsystem().subsys() as Arc<dyn KObject>;  in add_class_symlinks()
730             if let Some(class) = dev.class() {  in add_attrs()
731                 let attr_groups = class.dev_groups();  in add_attrs()
746         if let Some(class) = dev.class() {  in add_attrs()
747             let attr_groups = class.dev_groups();  in add_attrs()