From 0f43715fac003613a028d28a2c76fbab4c9f9177 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Wed, 1 Nov 2017 03:56:19 +1000 Subject: [PATCH] drm/nouveau/mmu/g84: fork from nv50 Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h | 1 + drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 26 +++++++------- drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c | 43 +++++++++++++++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c | 12 +++---- drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h | 10 ++++++ 6 files changed, 74 insertions(+), 19 deletions(-) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h index 549a878..c1cc42f 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h @@ -67,5 +67,6 @@ int nv04_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int nv41_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int nv44_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int nv50_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int g84_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int gf100_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 77fe1c1..f90b9a9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -927,7 +927,7 @@ nv84_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g84_pci_new, .therm = g84_therm_new, @@ -959,7 +959,7 @@ nv86_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g84_pci_new, .therm = g84_therm_new, @@ -991,7 +991,7 @@ nv92_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g92_pci_new, .therm = g84_therm_new, @@ -1023,7 +1023,7 @@ nv94_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1055,7 +1055,7 @@ nv96_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1087,7 +1087,7 @@ nv98_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g98_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1119,7 +1119,7 @@ nva0_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1151,7 +1151,7 @@ nva3_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1185,7 +1185,7 @@ nva5_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1218,7 +1218,7 @@ nva8_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1251,7 +1251,7 @@ nvaa_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g98_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1283,7 +1283,7 @@ nvac_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g98_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1315,7 +1315,7 @@ nvaf_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild index 012c9db..2c0db24 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild @@ -3,4 +3,5 @@ nvkm-y += nvkm/subdev/mmu/nv04.o nvkm-y += nvkm/subdev/mmu/nv41.o nvkm-y += nvkm/subdev/mmu/nv44.o nvkm-y += nvkm/subdev/mmu/nv50.o +nvkm-y += nvkm/subdev/mmu/g84.o nvkm-y += nvkm/subdev/mmu/gf100.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c new file mode 100644 index 0000000..a1aca16 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.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 +g84_mmu = { + .limit = (1ULL << 40), + .dma_bits = 40, + .pgt_bits = 29 - 12, + .spg_shift = 12, + .lpg_shift = 16, + .create = nv50_vm_create, + .map_pgt = nv50_vm_map_pgt, + .map = nv50_vm_map, + .map_sg = nv50_vm_map_sg, + .unmap = nv50_vm_unmap, + .flush = nv50_vm_flush, +}; + +int +g84_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + return nvkm_mmu_new_(&g84_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c index a1f8d65..5811516 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c @@ -28,7 +28,7 @@ #include #include -static void +void nv50_vm_map_pgt(struct nvkm_gpuobj *pgd, u32 pde, struct nvkm_memory *pgt[2]) { u64 phys = 0xdeadcafe00000000ULL; @@ -73,7 +73,7 @@ vm_addr(struct nvkm_vma *vma, u64 phys, u32 memtype, u32 target) return phys; } -static void +void nv50_vm_map(struct nvkm_vma *vma, struct nvkm_memory *pgt, struct nvkm_mem *mem, u32 pte, u32 cnt, u64 phys, u64 delta) { @@ -123,7 +123,7 @@ nv50_vm_map(struct nvkm_vma *vma, struct nvkm_memory *pgt, nvkm_done(pgt); } -static void +void nv50_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, struct nvkm_mem *mem, u32 pte, u32 cnt, dma_addr_t *list) { @@ -139,7 +139,7 @@ nv50_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, nvkm_done(pgt); } -static void +void nv50_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) { pte <<= 3; @@ -152,7 +152,7 @@ nv50_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) nvkm_done(pgt); } -static void +void nv50_vm_flush(struct nvkm_vm *vm) { struct nvkm_mmu *mmu = vm->mmu; @@ -198,7 +198,7 @@ nv50_vm_flush(struct nvkm_vm *vm) mutex_unlock(&subdev->mutex); } -static int +int nv50_vm_create(struct nvkm_mmu *mmu, u64 offset, u64 length, u64 mm_offset, struct lock_class_key *key, struct nvkm_vm **pvm) { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h index 27cedc6..1e5ef93 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h @@ -36,4 +36,14 @@ struct nvkm_mmu_func { int nvkm_vm_create(struct nvkm_mmu *, u64, u64, u64, u32, struct lock_class_key *, struct nvkm_vm **); + +int nv50_vm_create(struct nvkm_mmu *, u64, u64, u64, struct lock_class_key *, + struct nvkm_vm **); +void nv50_vm_map_pgt(struct nvkm_gpuobj *, u32, struct nvkm_memory **); +void nv50_vm_map(struct nvkm_vma *, struct nvkm_memory *, struct nvkm_mem *, + u32, u32, u64, u64); +void nv50_vm_map_sg(struct nvkm_vma *, struct nvkm_memory *, struct nvkm_mem *, + u32, u32, dma_addr_t *); +void nv50_vm_unmap(struct nvkm_vma *, struct nvkm_memory *, u32, u32); +void nv50_vm_flush(struct nvkm_vm *); #endif -- 2.7.4