105 lines
3.1 KiB
C
105 lines
3.1 KiB
C
/*
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* Copyright 2017 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "vmm.h"
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void
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gk104_vmm_lpt_invalid(struct nvkm_vmm *vmm,
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struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes)
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{
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/* VALID_FALSE + PRIV tells the MMU to ignore corresponding SPTEs. */
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VMM_FO064(pt, vmm, ptei * 8, BIT_ULL(1) /* PRIV. */, ptes);
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}
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static const struct nvkm_vmm_desc_func
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gk104_vmm_lpt = {
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.invalid = gk104_vmm_lpt_invalid,
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.unmap = gf100_vmm_pgt_unmap,
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.mem = gf100_vmm_pgt_mem,
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};
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const struct nvkm_vmm_desc
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gk104_vmm_desc_17_12[] = {
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{ SPT, 15, 8, 0x1000, &gf100_vmm_pgt },
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{ PGD, 13, 8, 0x1000, &gf100_vmm_pgd },
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{}
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};
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const struct nvkm_vmm_desc
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gk104_vmm_desc_17_17[] = {
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{ LPT, 10, 8, 0x1000, &gk104_vmm_lpt },
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{ PGD, 13, 8, 0x1000, &gf100_vmm_pgd },
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{}
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};
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const struct nvkm_vmm_desc
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gk104_vmm_desc_16_12[] = {
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{ SPT, 14, 8, 0x1000, &gf100_vmm_pgt },
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{ PGD, 14, 8, 0x1000, &gf100_vmm_pgd },
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{}
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};
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const struct nvkm_vmm_desc
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gk104_vmm_desc_16_16[] = {
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{ LPT, 10, 8, 0x1000, &gk104_vmm_lpt },
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{ PGD, 14, 8, 0x1000, &gf100_vmm_pgd },
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{}
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};
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static const struct nvkm_vmm_func
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gk104_vmm_17 = {
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.join = gf100_vmm_join,
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.part = gf100_vmm_part,
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.aper = gf100_vmm_aper,
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.valid = gf100_vmm_valid,
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.flush = gf100_vmm_flush,
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.invalidate_pdb = gf100_vmm_invalidate_pdb,
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.page = {
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{ 17, &gk104_vmm_desc_17_17[0], NVKM_VMM_PAGE_xVxC },
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{ 12, &gk104_vmm_desc_17_12[0], NVKM_VMM_PAGE_xVHx },
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{}
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}
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};
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static const struct nvkm_vmm_func
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gk104_vmm_16 = {
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.join = gf100_vmm_join,
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.part = gf100_vmm_part,
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.aper = gf100_vmm_aper,
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.valid = gf100_vmm_valid,
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.flush = gf100_vmm_flush,
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.invalidate_pdb = gf100_vmm_invalidate_pdb,
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.page = {
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{ 16, &gk104_vmm_desc_16_16[0], NVKM_VMM_PAGE_xVxC },
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{ 12, &gk104_vmm_desc_16_12[0], NVKM_VMM_PAGE_xVHx },
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{}
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}
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};
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int
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gk104_vmm_new(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size,
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void *argv, u32 argc, struct lock_class_key *key,
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const char *name, struct nvkm_vmm **pvmm)
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{
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return gf100_vmm_new_(&gk104_vmm_16, &gk104_vmm_17, mmu, managed, addr,
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size, argv, argc, key, name, pvmm);
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}
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