From: Ben Skeggs Date: Tue, 31 Oct 2017 17:56:19 +0000 (+1000) Subject: drm/nouveau/mmu/gf100-: type-based vram allocation and bar mapping X-Git-Tag: v5.15~9607^2^2~40 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=68af607d269cd8ea74d789f256ab0a522e5dad4f;p=platform%2Fkernel%2Flinux-starfive.git drm/nouveau/mmu/gf100-: type-based vram allocation and bar mapping Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/include/nvif/class.h b/drivers/gpu/drm/nouveau/include/nvif/class.h index a9a79ff..8db1c97 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/class.h +++ b/drivers/gpu/drm/nouveau/include/nvif/class.h @@ -17,6 +17,7 @@ #define NVIF_CLASS_MEM /* if000a.h */ 0x8000000a #define NVIF_CLASS_MEM_NV04 /* if000b.h */ 0x8000000b #define NVIF_CLASS_MEM_NV50 /* if500b.h */ 0x8000500b +#define NVIF_CLASS_MEM_GF100 /* if900b.h */ 0x8000900b #define NVIF_CLASS_VMM /* if000c.h */ 0x8000000c #define NVIF_CLASS_VMM_NV04 /* if000d.h */ 0x8000000d diff --git a/drivers/gpu/drm/nouveau/include/nvif/if900b.h b/drivers/gpu/drm/nouveau/include/nvif/if900b.h new file mode 100644 index 0000000..9b16454 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if900b.h @@ -0,0 +1,23 @@ +#ifndef __NVIF_IF900B_H__ +#define __NVIF_IF900B_H__ +#include "if000a.h" + +struct gf100_mem_vn { + /* nvif_mem_vX ... */ +}; + +struct gf100_mem_v0 { + /* nvif_mem_vX ... */ + __u8 version; + __u8 contig; +}; + +struct gf100_mem_map_vn { +}; + +struct gf100_mem_map_v0 { + __u8 version; + __u8 ro; + __u8 kind; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild index 7e8e328..5893d16 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild @@ -15,6 +15,7 @@ nvkm-y += nvkm/subdev/mmu/gp10b.o nvkm-y += nvkm/subdev/mmu/mem.o nvkm-y += nvkm/subdev/mmu/memnv04.o nvkm-y += nvkm/subdev/mmu/memnv50.o +nvkm-y += nvkm/subdev/mmu/memgf100.o nvkm-y += nvkm/subdev/mmu/vmm.o nvkm-y += nvkm/subdev/mmu/vmmnv04.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c index 81e9145..e054c01 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c @@ -21,6 +21,7 @@ * * Authors: Ben Skeggs */ +#include "mem.h" #include "vmm.h" #include @@ -76,6 +77,7 @@ gf100_mmu = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, .vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gf100_vmm_new }, .kind = gf100_mmu_kind, .kind_sys = true, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c index 95f07ac..53df3dd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c @@ -19,6 +19,7 @@ * 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 @@ -28,6 +29,7 @@ gk104_mmu = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, .vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk104_vmm_new }, .kind = gf100_mmu_kind, .kind_sys = true, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c index 18d4a32..9894718 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c @@ -19,6 +19,7 @@ * 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 @@ -28,6 +29,7 @@ gk20a_mmu = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, .vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk20a_vmm_new }, .kind = gf100_mmu_kind, .kind_sys = true, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c index f961f78..b9c1e50 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c @@ -19,6 +19,7 @@ * 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 @@ -72,6 +73,7 @@ gm200_mmu = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, .vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm200_vmm_new }, .kind = gm200_mmu_kind, .kind_sys = true, @@ -82,6 +84,7 @@ gm200_mmu_fixed = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, .vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm200_vmm_new_fixed }, .kind = gm200_mmu_kind, .kind_sys = true, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c index 585fe80..0060f95 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c @@ -19,6 +19,7 @@ * 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 @@ -30,6 +31,7 @@ gm20b_mmu = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .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, @@ -40,6 +42,7 @@ gm20b_mmu_fixed = { .limit = (1ULL << 40), .dma_bits = 40, .lpg_shift = 17, + .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, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c index 4ebb45a..bd876cd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c @@ -19,6 +19,7 @@ * 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 @@ -30,6 +31,7 @@ gp100_mmu = { .limit = (1ULL << 49), .dma_bits = 47, .lpg_shift = 16, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, .vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp100_vmm_new }, .kind = gm200_mmu_kind, .kind_sys = true, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c index e864cfe..f5be9be 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c @@ -19,6 +19,7 @@ * 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 @@ -30,6 +31,7 @@ gp10b_mmu = { .limit = (1ULL << 49), .dma_bits = 47, .lpg_shift = 16, + .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, .vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp10b_vmm_new }, .kind = gm200_mmu_kind, .kind_sys = true, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h index c239508..234267e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h @@ -15,4 +15,9 @@ int nv50_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32, struct nvkm_memory **); int nv50_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32, u64 *, u64 *, struct nvkm_vma **); + +int gf100_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32, + struct nvkm_memory **); +int gf100_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32, + u64 *, u64 *, struct nvkm_vma **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c new file mode 100644 index 0000000..d9c9bee --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c @@ -0,0 +1,94 @@ +/* + * 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 +#include +#include + +#include +#include +#include +#include + +int +gf100_mem_map(struct nvkm_mmu *mmu, struct nvkm_memory *memory, void *argv, + u32 argc, u64 *paddr, u64 *psize, struct nvkm_vma **pvma) +{ + struct gf100_vmm_map_v0 uvmm = {}; + union { + struct gf100_mem_map_vn vn; + struct gf100_mem_map_v0 v0; + } *args = argv; + struct nvkm_device *device = mmu->subdev.device; + struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device); + int ret = -ENOSYS; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + uvmm.ro = args->v0.ro; + uvmm.kind = args->v0.kind; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + } else + return ret; + + ret = nvkm_vmm_get(bar, nvkm_memory_page(memory), + nvkm_memory_size(memory), pvma); + if (ret) + return ret; + + ret = nvkm_memory_map(memory, 0, bar, *pvma, &uvmm, sizeof(uvmm)); + if (ret) + return ret; + + *paddr = device->func->resource_addr(device, 1) + (*pvma)->addr; + *psize = (*pvma)->size; + return 0; +} + +int +gf100_mem_new(struct nvkm_mmu *mmu, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **pmemory) +{ + union { + struct gf100_mem_vn vn; + struct gf100_mem_v0 v0; + } *args = argv; + int ret = -ENOSYS; + bool contig; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + contig = args->v0.contig; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + contig = false; + } else + return ret; + + if (mmu->type[type].type & (NVKM_MEM_DISP | NVKM_MEM_COMP)) + type = NVKM_RAM_MM_NORMAL; + else + type = NVKM_RAM_MM_MIXED; + + return nvkm_ram_get(mmu->subdev.device, type, 0x01, page, + size, contig, false, pmemory); +}