/* * 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 "mem.h" #include "vmm.h" #include <subdev/fb.h> #include <nvif/class.h> static const struct nvkm_mmu_func gm20b_mmu = { .dma_bits = 40, .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, .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 = { .dma_bits = 40, .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, .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, enum nvkm_subdev_type type, int inst, struct nvkm_mmu **pmmu) { if (device->fb->page) return nvkm_mmu_new_(&gm20b_mmu_fixed, device, type, inst, pmmu); return nvkm_mmu_new_(&gm20b_mmu, device, type, inst, pmmu); }