3 #include <core/subdev.h>
9 struct nvkm_gpuobj *obj[2];
14 struct list_head head;
15 struct nvkm_gpuobj *obj;
19 struct list_head head;
22 struct nvkm_mm_node *node;
32 struct list_head pgd_list;
33 atomic_t engref[NVDEV_SUBDEV_NR];
35 struct nvkm_vm_pgt *pgt;
41 struct nvkm_subdev subdev;
49 int (*create)(struct nvkm_mmu *, u64 offset, u64 length,
50 u64 mm_offset, struct nvkm_vm **);
52 void (*map_pgt)(struct nvkm_gpuobj *pgd, u32 pde,
53 struct nvkm_gpuobj *pgt[2]);
54 void (*map)(struct nvkm_vma *, struct nvkm_gpuobj *,
55 struct nvkm_mem *, u32 pte, u32 cnt,
57 void (*map_sg)(struct nvkm_vma *, struct nvkm_gpuobj *,
58 struct nvkm_mem *, u32 pte, u32 cnt, dma_addr_t *);
59 void (*unmap)(struct nvkm_gpuobj *pgt, u32 pte, u32 cnt);
60 void (*flush)(struct nvkm_vm *);
63 static inline struct nvkm_mmu *
66 return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_MMU);
69 #define nvkm_mmu_create(p,e,o,i,f,d) \
70 nvkm_subdev_create((p), (e), (o), 0, (i), (f), (d))
71 #define nvkm_mmu_destroy(p) \
72 nvkm_subdev_destroy(&(p)->subdev)
73 #define nvkm_mmu_init(p) \
74 nvkm_subdev_init_old(&(p)->subdev)
75 #define nvkm_mmu_fini(p,s) \
76 nvkm_subdev_fini_old(&(p)->subdev, (s))
78 #define _nvkm_mmu_dtor _nvkm_subdev_dtor
79 #define _nvkm_mmu_init _nvkm_subdev_init
80 #define _nvkm_mmu_fini _nvkm_subdev_fini
82 extern struct nvkm_oclass nv04_mmu_oclass;
83 extern struct nvkm_oclass nv41_mmu_oclass;
84 extern struct nvkm_oclass nv44_mmu_oclass;
85 extern struct nvkm_oclass nv50_mmu_oclass;
86 extern struct nvkm_oclass gf100_mmu_oclass;
88 int nv04_vm_create(struct nvkm_mmu *, u64, u64, u64,
90 void nv04_mmu_dtor(struct nvkm_object *);
92 int nvkm_vm_create(struct nvkm_mmu *, u64 offset, u64 length, u64 mm_offset,
93 u32 block, struct nvkm_vm **);
94 int nvkm_vm_new(struct nvkm_device *, u64 offset, u64 length, u64 mm_offset,
96 int nvkm_vm_ref(struct nvkm_vm *, struct nvkm_vm **, struct nvkm_gpuobj *pgd);
97 int nvkm_vm_get(struct nvkm_vm *, u64 size, u32 page_shift, u32 access,
99 void nvkm_vm_put(struct nvkm_vma *);
100 void nvkm_vm_map(struct nvkm_vma *, struct nvkm_mem *);
101 void nvkm_vm_map_at(struct nvkm_vma *, u64 offset, struct nvkm_mem *);
102 void nvkm_vm_unmap(struct nvkm_vma *);
103 void nvkm_vm_unmap_at(struct nvkm_vma *, u64 offset, u64 length);