Commit edf50395 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/mmu/gv100: initial support



VEID support hacked in here, as it's the most convenient place for now.

Will be refined once it's better understood.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 1bce5725
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+1 −0
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@@ -129,4 +129,5 @@ int gm200_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gm20b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gp100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gp10b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gv100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
#endif
+1 −0
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@@ -2408,6 +2408,7 @@ nv140_chipset = {
	.imem = nv50_instmem_new,
	.ltc = gp102_ltc_new,
	.mc = gp100_mc_new,
	.mmu = gv100_mmu_new,
	.pci = gp100_pci_new,
	.timer = gk20a_timer_new,
	.top = gk104_top_new,
+2 −0
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@@ -12,6 +12,7 @@ nvkm-y += nvkm/subdev/mmu/gm200.o
nvkm-y += nvkm/subdev/mmu/gm20b.o
nvkm-y += nvkm/subdev/mmu/gp100.o
nvkm-y += nvkm/subdev/mmu/gp10b.o
nvkm-y += nvkm/subdev/mmu/gv100.o

nvkm-y += nvkm/subdev/mmu/mem.o
nvkm-y += nvkm/subdev/mmu/memnv04.o
@@ -31,6 +32,7 @@ nvkm-y += nvkm/subdev/mmu/vmmgm200.o
nvkm-y += nvkm/subdev/mmu/vmmgm20b.o
nvkm-y += nvkm/subdev/mmu/vmmgp100.o
nvkm-y += nvkm/subdev/mmu/vmmgp10b.o
nvkm-y += nvkm/subdev/mmu/vmmgv100.o

nvkm-y += nvkm/subdev/mmu/umem.o
nvkm-y += nvkm/subdev/mmu/ummu.o
+43 −0
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/*
 * Copyright 2018 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 "mem.h"
#include "vmm.h"

#include <core/option.h>

#include <nvif/class.h>

static const struct nvkm_mmu_func
gv100_mmu = {
	.dma_bits = 47,
	.mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}},
	.mem = {{ -1,  0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
	.vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gv100_vmm_new },
	.kind = gm200_mmu_kind,
	.kind_sys = true,
};

int
gv100_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu)
{
	return nvkm_mmu_new_(&gv100_mmu, device, index, pmmu);
}
+3 −0
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@@ -236,6 +236,9 @@ int gp100_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32,
int gp10b_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32,
		  struct lock_class_key *, const char *,
		  struct nvkm_vmm **);
int gv100_vmm_new(struct nvkm_mmu *, 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);                                           \
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