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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"
#include <subdev/fb.h>
#include <nvif/class.h>
static const struct nvkm_mmu_func
gm20b_mmu = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new },
.kind = gm200_mmu_kind,
.kind_sys = true,
};
static const struct nvkm_mmu_func
gm20b_mmu_fixed = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new_fixed },
.kind = gm200_mmu_kind,
.kind_sys = true,
};
int
gm20b_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu)
{
if (device->fb->page)
return nvkm_mmu_new_(&gm20b_mmu_fixed, device, index, pmmu);
return nvkm_mmu_new_(&gm20b_mmu, device, index, pmmu);
}
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