class_compat
struct class_compat *class_compat_register(const char *name)
struct class_compat *cls;
cls = kmalloc_obj(struct class_compat);
void class_compat_unregister(struct class_compat *cls)
int class_compat_create_link(struct class_compat *cls, struct device *dev)
void class_compat_remove_link(struct class_compat *cls, struct device *dev)
static struct class_compat *mdev_bus_compat_class;
struct class_compat;
struct class_compat *class_compat_register(const char *name);
void class_compat_unregister(struct class_compat *cls);
int class_compat_create_link(struct class_compat *cls, struct device *dev);
void class_compat_remove_link(struct class_compat *cls, struct device *dev);