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