0001
0002 #ifndef __NVKM_MMU_PRIV_H__
0003 #define __NVKM_MMU_PRIV_H__
0004 #define nvkm_mmu(p) container_of((p), struct nvkm_mmu, subdev)
0005 #include <subdev/mmu.h>
0006
0007 void nvkm_mmu_ctor(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
0008 struct nvkm_mmu *);
0009 int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
0010 struct nvkm_mmu **);
0011
0012 struct nvkm_mmu_func {
0013 void (*init)(struct nvkm_mmu *);
0014
0015 u8 dma_bits;
0016
0017 struct {
0018 struct nvkm_sclass user;
0019 } mmu;
0020
0021 struct {
0022 struct nvkm_sclass user;
0023 int (*vram)(struct nvkm_mmu *, int type, u8 page, u64 size,
0024 void *argv, u32 argc, struct nvkm_memory **);
0025 int (*umap)(struct nvkm_mmu *, struct nvkm_memory *, void *argv,
0026 u32 argc, u64 *addr, u64 *size, struct nvkm_vma **);
0027 } mem;
0028
0029 struct {
0030 struct nvkm_sclass user;
0031 int (*ctor)(struct nvkm_mmu *, bool managed, u64 addr, u64 size,
0032 void *argv, u32 argc, struct lock_class_key *,
0033 const char *name, struct nvkm_vmm **);
0034 bool global;
0035 u32 pd_offset;
0036 } vmm;
0037
0038 const u8 *(*kind)(struct nvkm_mmu *, int *count, u8 *invalid);
0039 bool kind_sys;
0040 };
0041
0042 extern const struct nvkm_mmu_func nv04_mmu;
0043
0044 const u8 *nv50_mmu_kind(struct nvkm_mmu *, int *count, u8 *invalid);
0045
0046 const u8 *gf100_mmu_kind(struct nvkm_mmu *, int *count, u8 *invalid);
0047
0048 const u8 *gm200_mmu_kind(struct nvkm_mmu *, int *, u8 *);
0049
0050 struct nvkm_mmu_pt {
0051 union {
0052 struct nvkm_mmu_ptc *ptc;
0053 struct nvkm_mmu_ptp *ptp;
0054 };
0055 struct nvkm_memory *memory;
0056 bool sub;
0057 u16 base;
0058 u64 addr;
0059 struct list_head head;
0060 };
0061
0062 void nvkm_mmu_ptc_dump(struct nvkm_mmu *);
0063 struct nvkm_mmu_pt *
0064 nvkm_mmu_ptc_get(struct nvkm_mmu *, u32 size, u32 align, bool zero);
0065 void nvkm_mmu_ptc_put(struct nvkm_mmu *, bool force, struct nvkm_mmu_pt **);
0066 #endif
