root/drivers/gpu/drm/nouveau/include/nvkm/core/oclass.h
#ifndef __NVKM_OCLASS_H__
#define __NVKM_OCLASS_H__
#include <core/os.h>
#include <core/debug.h>
struct nvkm_oclass;
struct nvkm_object;

struct nvkm_sclass {
        int minver;
        int maxver;
        s32 oclass;
        const struct nvkm_object_func *func;
        int (*ctor)(const struct nvkm_oclass *, void *data, u32 size,
                    struct nvkm_object **);
};

struct nvkm_oclass {
        int (*ctor)(const struct nvkm_oclass *, void *data, u32 size,
                    struct nvkm_object **);
        struct nvkm_sclass base;
        const void *priv;
        const void *engn;
        u32 handle;
        u64 object;
        struct nvkm_client *client;
        struct nvkm_object *parent;
        struct nvkm_engine *engine;
};
#endif