From e1e33c791a233cb4cc84175109e42bdd6467889c Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Wed, 1 Nov 2017 03:56:19 +1000 Subject: [PATCH] drm/nouveau/mmu/gm200: fork from gf100 Signed-off-by: Ben Skeggs --- .../gpu/drm/nouveau/include/nvkm/subdev/mmu.h | 1 + .../gpu/drm/nouveau/nvkm/engine/device/base.c | 6 +-- .../gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild | 1 + .../gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c | 43 +++++++++++++++++++ 4 files changed, 48 insertions(+), 3 deletions(-) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h index 04b3ac1c2121..989fd2897f6d 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h @@ -71,4 +71,5 @@ int g84_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int gf100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int gk104_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int gk20a_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gm200_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index b87f6cf12a69..c4cd89a7be70 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -2039,7 +2039,7 @@ nv120_chipset = { .imem = nv50_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm200_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -2074,7 +2074,7 @@ nv124_chipset = { .imem = nv50_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm200_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -2109,7 +2109,7 @@ nv126_chipset = { .imem = nv50_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm200_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild index dde204c47f70..b5b260d2fb88 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild @@ -7,3 +7,4 @@ nvkm-y += nvkm/subdev/mmu/g84.o nvkm-y += nvkm/subdev/mmu/gf100.o nvkm-y += nvkm/subdev/mmu/gk104.o nvkm-y += nvkm/subdev/mmu/gk20a.o +nvkm-y += nvkm/subdev/mmu/gm200.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c new file mode 100644 index 000000000000..4bb342fa3d54 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c @@ -0,0 +1,43 @@ +/* + * 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 "priv.h" + +static const struct nvkm_mmu_func +gm200_mmu = { + .limit = (1ULL << 40), + .dma_bits = 40, + .pgt_bits = 27 - 12, + .spg_shift = 12, + .lpg_shift = 17, + .create = gf100_vm_create, + .map_pgt = gf100_vm_map_pgt, + .map = gf100_vm_map, + .map_sg = gf100_vm_map_sg, + .unmap = gf100_vm_unmap, + .flush = gf100_vm_flush, +}; + +int +gm200_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + return nvkm_mmu_new_(&gm200_mmu, device, index, pmmu); +} -- 2.30.2