1 /* SPDX-License-Identifier: MIT */ 2 #ifndef __NVKM_MMU_PRIV_H__ 3 #define __NVKM_MMU_PRIV_H__ 4 #define nvkm_mmu(p) container_of((p), struct nvkm_mmu, subdev) 5 #include <subdev/mmu.h> 6 7 int r535_mmu_new(const struct nvkm_mmu_func *hw, struct nvkm_device *, enum nvkm_subdev_type, int, 8 struct nvkm_mmu **); 9 10 void nvkm_mmu_ctor(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int, 11 struct nvkm_mmu *); 12 int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int, 13 struct nvkm_mmu **); 14 15 struct nvkm_mmu_func { 16 void (*dtor)(struct nvkm_mmu *); 17 void (*init)(struct nvkm_mmu *); 18 19 u8 dma_bits; 20 21 struct { 22 struct nvkm_sclass user; 23 } mmu; 24 25 struct { 26 struct nvkm_sclass user; 27 int (*vram)(struct nvkm_mmu *, int type, u8 page, u64 size, 28 void *argv, u32 argc, struct nvkm_memory **); 29 int (*umap)(struct nvkm_mmu *, struct nvkm_memory *, void *argv, 30 u32 argc, u64 *addr, u64 *size, struct nvkm_vma **); 31 } mem; 32 33 struct { 34 struct nvkm_sclass user; 35 int (*ctor)(struct nvkm_mmu *, bool managed, u64 addr, u64 size, 36 void *argv, u32 argc, struct lock_class_key *, 37 const char *name, struct nvkm_vmm **); 38 bool global; 39 u32 pd_offset; 40 } vmm; 41 42 const u8 *(*kind)(struct nvkm_mmu *, int *count, u8 *invalid); 43 bool kind_sys; 44 45 int (*promote_vmm)(struct nvkm_vmm *); 46 }; 47 48 extern const struct nvkm_mmu_func nv04_mmu; 49 50 const u8 *nv50_mmu_kind(struct nvkm_mmu *, int *count, u8 *invalid); 51 52 const u8 *gf100_mmu_kind(struct nvkm_mmu *, int *count, u8 *invalid); 53 54 const u8 *gm200_mmu_kind(struct nvkm_mmu *, int *, u8 *); 55 56 const u8 *tu102_mmu_kind(struct nvkm_mmu *, int *, u8 *); 57 58 struct nvkm_mmu_pt { 59 union { 60 struct nvkm_mmu_ptc *ptc; 61 struct nvkm_mmu_ptp *ptp; 62 }; 63 struct nvkm_memory *memory; 64 bool sub; 65 u16 base; 66 u64 addr; 67 struct list_head head; 68 }; 69 70 void nvkm_mmu_ptc_dump(struct nvkm_mmu *); 71 struct nvkm_mmu_pt * 72 nvkm_mmu_ptc_get(struct nvkm_mmu *, u32 size, u32 align, bool zero); 73 void nvkm_mmu_ptc_put(struct nvkm_mmu *, bool force, struct nvkm_mmu_pt **); 74 #endif 75