1 /* SPDX-License-Identifier: GPL-2.0 */ 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 void nvkm_mmu_ctor(const struct nvkm_mmu_func *, struct nvkm_device *, 8 int index, struct nvkm_mmu *); 9 int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, 10 int index, struct nvkm_mmu **); 11 12 struct nvkm_mmu_func { 13 void *(*dtor)(struct nvkm_mmu *); 14 int (*oneinit)(struct nvkm_mmu *); 15 void (*init)(struct nvkm_mmu *); 16 17 u64 limit; 18 u8 dma_bits; 19 u32 pgt_bits; 20 u8 spg_shift; 21 u8 lpg_shift; 22 23 int (*create)(struct nvkm_mmu *, u64 offset, u64 length, u64 mm_offset, 24 struct lock_class_key *, struct nvkm_vm **); 25 26 void (*map_pgt)(struct nvkm_gpuobj *pgd, u32 pde, 27 struct nvkm_memory *pgt[2]); 28 void (*map)(struct nvkm_vma *, struct nvkm_memory *, 29 struct nvkm_mem *, u32 pte, u32 cnt, 30 u64 phys, u64 delta); 31 void (*map_sg)(struct nvkm_vma *, struct nvkm_memory *, 32 struct nvkm_mem *, u32 pte, u32 cnt, dma_addr_t *); 33 void (*unmap)(struct nvkm_vma *, struct nvkm_memory *pgt, 34 u32 pte, u32 cnt); 35 void (*flush)(struct nvkm_vm *); 36 }; 37 38 int nvkm_vm_create(struct nvkm_mmu *, u64, u64, u64, u32, 39 struct lock_class_key *, struct nvkm_vm **); 40 #endif 41