root/drivers/gpu/drm/nouveau/include/nvif/mem.h
#ifndef __NVIF_MEM_H__
#define __NVIF_MEM_H__
#include "mmu.h"

struct nvif_mem {
        struct nvif_object object;
        u8  type;
        u8  page;
        u64 addr;
        u64 size;
};

int nvif_mem_ctor_type(struct nvif_mmu *mmu, const char *name, s32 oclass,
                       int type, u8 page, u64 size, void *argv, u32 argc,
                       struct nvif_mem *);
int nvif_mem_ctor(struct nvif_mmu *mmu, const char *name, s32 oclass, u8 type,
                  u8 page, u64 size, void *argv, u32 argc, struct nvif_mem *);
void nvif_mem_dtor(struct nvif_mem *);

int nvif_mem_ctor_map(struct nvif_mmu *, const char *name, u8 type, u64 size,
                      struct nvif_mem *);
#endif