| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Ben Skeggs | 2220 | 94.07% | 40 | 93.02% |
| Danilo Krummrich | 135 | 5.72% | 1 | 2.33% |
| Alistair Popple | 4 | 0.17% | 1 | 2.33% |
| zhengbin | 1 | 0.04% | 1 | 2.33% |
| Total | 2360 | 43 |
#ifndef __NVKM_VMM_H__ #define __NVKM_VMM_H__ #include "priv.h" #include <core/memory.h> enum nvkm_memory_target; struct nvkm_vmm_pt { /* Some GPUs have a mapping level with a dual page tables to * support large and small pages in the same address-range. * * We track the state of both page tables in one place, which * is why there's multiple PT pointers/refcounts here. */ struct nvkm_mmu_pt *pt[2]; u32 refs[2]; /* Page size handled by this PT. * * Tesla backend needs to know this when writinge PDEs, * otherwise unnecessary. */ u8 page; /* Entire page table sparse. * * Used to propagate sparseness to child page tables. */ bool sparse:1; /* Tracking for page directories. * * The array is indexed by PDE, and will either point to the * child page table, or indicate the PDE is marked as sparse. **/ #define NVKM_VMM_PDE_INVALID(pde) IS_ERR_OR_NULL(pde) #define NVKM_VMM_PDE_SPARSED(pde) IS_ERR(pde) #define NVKM_VMM_PDE_SPARSE ERR_PTR(-EBUSY) struct nvkm_vmm_pt **pde; /* Tracking for dual page tables. * * There's one entry for each LPTE, keeping track of whether * there are valid SPTEs in the same address-range. * * This information is used to manage LPTE state transitions. */ #define NVKM_VMM_PTE_SPARSE 0x80 #define NVKM_VMM_PTE_VALID 0x40 #define NVKM_VMM_PTE_SPTES 0x3f u8 pte[]; }; typedef void (*nvkm_vmm_pxe_func)(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32 ptei, u32 ptes); typedef void (*nvkm_vmm_pde_func)(struct nvkm_vmm *, struct nvkm_vmm_pt *, u32 pdei); typedef void (*nvkm_vmm_pte_func)(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32 ptei, u32 ptes, struct nvkm_vmm_map *); struct nvkm_vmm_desc_func { nvkm_vmm_pxe_func invalid; nvkm_vmm_pxe_func unmap; nvkm_vmm_pxe_func sparse; nvkm_vmm_pde_func pde; nvkm_vmm_pte_func mem; nvkm_vmm_pte_func dma; nvkm_vmm_pte_func sgl; nvkm_vmm_pte_func pfn; bool (*pfn_clear)(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32 ptei, u32 ptes); nvkm_vmm_pxe_func pfn_unmap; }; extern const struct nvkm_vmm_desc_func gf100_vmm_pgd; void gf100_vmm_pgd_pde(struct nvkm_vmm *, struct nvkm_vmm_pt *, u32); extern const struct nvkm_vmm_desc_func gf100_vmm_pgt; void gf100_vmm_pgt_unmap(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32); void gf100_vmm_pgt_mem(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32, struct nvkm_vmm_map *); void gf100_vmm_pgt_dma(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32, struct nvkm_vmm_map *); void gf100_vmm_pgt_sgl(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32, struct nvkm_vmm_map *); void gk104_vmm_lpt_invalid(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32); struct nvkm_vmm_desc { enum { PGD, PGT, SPT, LPT, } type; u8 bits; /* VMA bits covered by PT. */ u8 size; /* Bytes-per-PTE. */ u32 align; /* PT address alignment. */ const struct nvkm_vmm_desc_func *func; }; extern const struct nvkm_vmm_desc nv50_vmm_desc_12[]; extern const struct nvkm_vmm_desc nv50_vmm_desc_16[]; extern const struct nvkm_vmm_desc gk104_vmm_desc_16_12[]; extern const struct nvkm_vmm_desc gk104_vmm_desc_16_16[]; extern const struct nvkm_vmm_desc gk104_vmm_desc_17_12[]; extern const struct nvkm_vmm_desc gk104_vmm_desc_17_17[]; extern const struct nvkm_vmm_desc gm200_vmm_desc_16_12[]; extern const struct nvkm_vmm_desc gm200_vmm_desc_16_16[]; extern const struct nvkm_vmm_desc gm200_vmm_desc_17_12[]; extern const struct nvkm_vmm_desc gm200_vmm_desc_17_17[]; extern const struct nvkm_vmm_desc gp100_vmm_desc_12[]; extern const struct nvkm_vmm_desc gp100_vmm_desc_16[]; struct nvkm_vmm_page { u8 shift; const struct nvkm_vmm_desc *desc; #define NVKM_VMM_PAGE_SPARSE 0x01 #define NVKM_VMM_PAGE_VRAM 0x02 #define NVKM_VMM_PAGE_HOST 0x04 #define NVKM_VMM_PAGE_COMP 0x08 #define NVKM_VMM_PAGE_Sxxx (NVKM_VMM_PAGE_SPARSE) #define NVKM_VMM_PAGE_xVxx (NVKM_VMM_PAGE_VRAM) #define NVKM_VMM_PAGE_SVxx (NVKM_VMM_PAGE_Sxxx | NVKM_VMM_PAGE_VRAM) #define NVKM_VMM_PAGE_xxHx (NVKM_VMM_PAGE_HOST) #define NVKM_VMM_PAGE_SxHx (NVKM_VMM_PAGE_Sxxx | NVKM_VMM_PAGE_HOST) #define NVKM_VMM_PAGE_xVHx (NVKM_VMM_PAGE_xVxx | NVKM_VMM_PAGE_HOST) #define NVKM_VMM_PAGE_SVHx (NVKM_VMM_PAGE_SVxx | NVKM_VMM_PAGE_HOST) #define NVKM_VMM_PAGE_xVxC (NVKM_VMM_PAGE_xVxx | NVKM_VMM_PAGE_COMP) #define NVKM_VMM_PAGE_SVxC (NVKM_VMM_PAGE_SVxx | NVKM_VMM_PAGE_COMP) #define NVKM_VMM_PAGE_xxHC (NVKM_VMM_PAGE_xxHx | NVKM_VMM_PAGE_COMP) #define NVKM_VMM_PAGE_SxHC (NVKM_VMM_PAGE_SxHx | NVKM_VMM_PAGE_COMP) u8 type; }; struct nvkm_vmm_func { int (*join)(struct nvkm_vmm *, struct nvkm_memory *inst); void (*part)(struct nvkm_vmm *, struct nvkm_memory *inst); int (*aper)(enum nvkm_memory_target); int (*valid)(struct nvkm_vmm *, void *argv, u32 argc, struct nvkm_vmm_map *); void (*flush)(struct nvkm_vmm *, int depth); int (*mthd)(struct nvkm_vmm *, struct nvkm_client *, u32 mthd, void *argv, u32 argc); void (*invalidate_pdb)(struct nvkm_vmm *, u64 addr); u64 page_block; const struct nvkm_vmm_page page[]; }; struct nvkm_vmm_join { struct nvkm_memory *inst; struct list_head head; }; int nvkm_vmm_new_(const struct nvkm_vmm_func *, struct nvkm_mmu *, u32 pd_header, bool managed, u64 addr, u64 size, struct lock_class_key *, const char *name, struct nvkm_vmm **); struct nvkm_vma *nvkm_vma_new(u64 addr, u64 size); struct nvkm_vma *nvkm_vmm_node_search(struct nvkm_vmm *, u64 addr); struct nvkm_vma *nvkm_vmm_node_split(struct nvkm_vmm *, struct nvkm_vma *, u64 addr, u64 size); int nvkm_vmm_get_locked(struct nvkm_vmm *, bool getref, bool mapref, bool sparse, u8 page, u8 align, u64 size, struct nvkm_vma **pvma); void nvkm_vmm_put_locked(struct nvkm_vmm *, struct nvkm_vma *); void nvkm_vmm_unmap_locked(struct nvkm_vmm *, struct nvkm_vma *, bool pfn); void nvkm_vmm_unmap_region(struct nvkm_vmm *, struct nvkm_vma *); int nvkm_vmm_raw_get(struct nvkm_vmm *vmm, u64 addr, u64 size, u8 refd); void nvkm_vmm_raw_put(struct nvkm_vmm *vmm, u64 addr, u64 size, u8 refd); void nvkm_vmm_raw_unmap(struct nvkm_vmm *vmm, u64 addr, u64 size, bool sparse, u8 refd); int nvkm_vmm_raw_sparse(struct nvkm_vmm *, u64 addr, u64 size, bool ref); static inline bool nvkm_vmm_in_managed_range(struct nvkm_vmm *vmm, u64 start, u64 size) { u64 p_start = vmm->managed.p.addr; u64 p_end = p_start + vmm->managed.p.size; u64 n_start = vmm->managed.n.addr; u64 n_end = n_start + vmm->managed.n.size; u64 end = start + size; if (start >= p_start && end <= p_end) return true; if (start >= n_start && end <= n_end) return true; return false; } #define NVKM_VMM_PFN_ADDR 0xfffffffffffff000ULL #define NVKM_VMM_PFN_ADDR_SHIFT 12 #define NVKM_VMM_PFN_APER 0x00000000000000f0ULL #define NVKM_VMM_PFN_HOST 0x0000000000000000ULL #define NVKM_VMM_PFN_VRAM 0x0000000000000010ULL #define NVKM_VMM_PFN_A 0x0000000000000004ULL #define NVKM_VMM_PFN_W 0x0000000000000002ULL #define NVKM_VMM_PFN_V 0x0000000000000001ULL #define NVKM_VMM_PFN_NONE 0x0000000000000000ULL int nvkm_vmm_pfn_map(struct nvkm_vmm *, u8 page, u64 addr, u64 size, u64 *pfn); int nvkm_vmm_pfn_unmap(struct nvkm_vmm *, u64 addr, u64 size); struct nvkm_vma *nvkm_vma_tail(struct nvkm_vma *, u64 tail); int nv04_vmm_new_(const struct nvkm_vmm_func *, struct nvkm_mmu *, u32, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int nv04_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); int nv50_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); void nv50_vmm_part(struct nvkm_vmm *, struct nvkm_memory *); int nv50_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); void nv50_vmm_flush(struct nvkm_vmm *, int); int gf100_vmm_new_(const struct nvkm_vmm_func *, const struct nvkm_vmm_func *, struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gf100_vmm_join_(struct nvkm_vmm *, struct nvkm_memory *, u64 base); int gf100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); void gf100_vmm_part(struct nvkm_vmm *, struct nvkm_memory *); int gf100_vmm_aper(enum nvkm_memory_target); int gf100_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); void gf100_vmm_flush(struct nvkm_vmm *, int); void gf100_vmm_invalidate(struct nvkm_vmm *, u32 type); void gf100_vmm_invalidate_pdb(struct nvkm_vmm *, u64 addr); int gk20a_vmm_aper(enum nvkm_memory_target); int gm200_vmm_new_(const struct nvkm_vmm_func *, const struct nvkm_vmm_func *, struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gm200_vmm_join_(struct nvkm_vmm *, struct nvkm_memory *, u64 base); int gm200_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); int gp100_vmm_new_(const struct nvkm_vmm_func *, struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gp100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); int gp100_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); void gp100_vmm_flush(struct nvkm_vmm *, int); int gp100_vmm_mthd(struct nvkm_vmm *, struct nvkm_client *, u32, void *, u32); void gp100_vmm_invalidate_pdb(struct nvkm_vmm *, u64 addr); int gv100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); int nv04_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int nv41_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int nv44_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int nv50_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int mcp77_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int g84_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gf100_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gk104_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gk20a_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gm200_vmm_new_fixed(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gm200_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gm20b_vmm_new_fixed(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gm20b_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gp100_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gp10b_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int gv100_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); int tu102_vmm_new(struct nvkm_mmu *, bool, u64, u64, void *, u32, struct lock_class_key *, const char *, struct nvkm_vmm **); #define VMM_PRINT(l,v,p,f,a...) do { \ struct nvkm_vmm *_vmm = (v); \ if (CONFIG_NOUVEAU_DEBUG >= (l) && _vmm->debug >= (l)) { \ nvkm_printk_(&_vmm->mmu->subdev, 0, p, "%s: "f"\n", \ _vmm->name, ##a); \ } \ } while(0) #define VMM_DEBUG(v,f,a...) VMM_PRINT(NV_DBG_DEBUG, (v), info, f, ##a) #define VMM_TRACE(v,f,a...) VMM_PRINT(NV_DBG_TRACE, (v), info, f, ##a) #define VMM_SPAM(v,f,a...) VMM_PRINT(NV_DBG_SPAM , (v), dbg, f, ##a) #define VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL,BASE,SIZE,NEXT) do { \ nvkm_kmap((PT)->memory); \ while (PTEN) { \ u64 _ptes = ((SIZE) - MAP->off) >> MAP->page->shift; \ u64 _addr = ((BASE) + MAP->off); \ \ if (_ptes > PTEN) { \ MAP->off += PTEN << MAP->page->shift; \ _ptes = PTEN; \ } else { \ MAP->off = 0; \ NEXT; \ } \ \ VMM_SPAM(VMM, "ITER %08x %08x PTE(s)", PTEI, (u32)_ptes); \ \ FILL(VMM, PT, PTEI, _ptes, MAP, _addr); \ PTEI += _ptes; \ PTEN -= _ptes; \ } \ nvkm_done((PT)->memory); \ } while(0) #define VMM_MAP_ITER_MEM(VMM,PT,PTEI,PTEN,MAP,FILL) \ VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL, \ ((u64)MAP->mem->offset << NVKM_RAM_MM_SHIFT), \ ((u64)MAP->mem->length << NVKM_RAM_MM_SHIFT), \ (MAP->mem = MAP->mem->next)) #define VMM_MAP_ITER_DMA(VMM,PT,PTEI,PTEN,MAP,FILL) \ VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL, \ *MAP->dma, PAGE_SIZE, MAP->dma++) #define VMM_MAP_ITER_SGL(VMM,PT,PTEI,PTEN,MAP,FILL) \ VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL, \ sg_dma_address(MAP->sgl), sg_dma_len(MAP->sgl), \ (MAP->sgl = sg_next(MAP->sgl))) #define VMM_FO(m,o,d,c,b) nvkm_fo##b((m)->memory, (o), (d), (c)) #define VMM_WO(m,o,d,c,b) nvkm_wo##b((m)->memory, (o), (d)) #define VMM_XO(m,v,o,d,c,b,fn,f,a...) do { \ const u32 _pteo = (o); u##b _data = (d); \ VMM_SPAM((v), " %010llx "f, (m)->addr + _pteo, _data, ##a); \ VMM_##fn((m), (m)->base + _pteo, _data, (c), b); \ } while(0) #define VMM_WO032(m,v,o,d) VMM_XO((m),(v),(o),(d), 1, 32, WO, "%08x") #define VMM_FO032(m,v,o,d,c) \ VMM_XO((m),(v),(o),(d),(c), 32, FO, "%08x %08x", (c)) #define VMM_WO064(m,v,o,d) VMM_XO((m),(v),(o),(d), 1, 64, WO, "%016llx") #define VMM_FO064(m,v,o,d,c) \ VMM_XO((m),(v),(o),(d),(c), 64, FO, "%016llx %08x", (c)) #define VMM_XO128(m,v,o,lo,hi,c,f,a...) do { \ u32 _pteo = (o), _ptes = (c); \ const u64 _addr = (m)->addr + _pteo; \ VMM_SPAM((v), " %010llx %016llx%016llx"f, _addr, (hi), (lo), ##a); \ while (_ptes--) { \ nvkm_wo64((m)->memory, (m)->base + _pteo + 0, (lo)); \ nvkm_wo64((m)->memory, (m)->base + _pteo + 8, (hi)); \ _pteo += 0x10; \ } \ } while(0) #define VMM_WO128(m,v,o,lo,hi) VMM_XO128((m),(v),(o),(lo),(hi), 1, "") #define VMM_FO128(m,v,o,lo,hi,c) do { \ nvkm_kmap((m)->memory); \ VMM_XO128((m),(v),(o),(lo),(hi),(c), " %08x", (c)); \ nvkm_done((m)->memory); \ } while(0) #endif
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