diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mmu')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/r535.c | 123 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/tu102.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c | 7 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c | 5 |
8 files changed, 153 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild index a602b0cb5b31..7ba35ea59c06 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild @@ -16,6 +16,8 @@ nvkm-y += nvkm/subdev/mmu/gp10b.o nvkm-y += nvkm/subdev/mmu/gv100.o nvkm-y += nvkm/subdev/mmu/tu102.o +nvkm-y += nvkm/subdev/mmu/r535.o + nvkm-y += nvkm/subdev/mmu/mem.o nvkm-y += nvkm/subdev/mmu/memnv04.o nvkm-y += nvkm/subdev/mmu/memnv50.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c index ad3b44a9e0e7..b67ace7ae93c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c @@ -403,6 +403,10 @@ nvkm_mmu_dtor(struct nvkm_subdev *subdev) nvkm_mmu_ptc_fini(mmu); mutex_destroy(&mmu->mutex); + + if (mmu->func->dtor) + mmu->func->dtor(mmu); + return mmu; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h index 5265bf4d8366..e9ca6537778c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h @@ -4,12 +4,16 @@ #define nvkm_mmu(p) container_of((p), struct nvkm_mmu, subdev) #include <subdev/mmu.h> +int r535_mmu_new(const struct nvkm_mmu_func *hw, struct nvkm_device *, enum nvkm_subdev_type, int, + struct nvkm_mmu **); + void nvkm_mmu_ctor(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_mmu *); int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_mmu **); struct nvkm_mmu_func { + void (*dtor)(struct nvkm_mmu *); void (*init)(struct nvkm_mmu *); u8 dma_bits; @@ -37,6 +41,8 @@ struct nvkm_mmu_func { const u8 *(*kind)(struct nvkm_mmu *, int *count, u8 *invalid); bool kind_sys; + + int (*promote_vmm)(struct nvkm_vmm *); }; extern const struct nvkm_mmu_func nv04_mmu; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/r535.c new file mode 100644 index 000000000000..9cdea8842923 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/r535.c @@ -0,0 +1,123 @@ +/* + * Copyright 2023 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 "vmm.h" + +#include <nvrm/nvtypes.h> +#include <nvrm/535.54.03/common/sdk/nvidia/inc/class/cl90f1.h> +#include <nvrm/535.54.03/common/sdk/nvidia/inc/ctrl/ctrl90f1.h> +#include <nvrm/535.54.03/common/sdk/nvidia/inc/nvos.h> + +static int +r535_mmu_promote_vmm(struct nvkm_vmm *vmm) +{ + NV_VASPACE_ALLOCATION_PARAMETERS *args; + int ret; + + ret = nvkm_gsp_client_device_ctor(vmm->mmu->subdev.device->gsp, + &vmm->rm.client, &vmm->rm.device); + if (ret) + return ret; + + args = nvkm_gsp_rm_alloc_get(&vmm->rm.device.object, 0x90f10000, FERMI_VASPACE_A, + sizeof(*args), &vmm->rm.object); + if (IS_ERR(args)) + return PTR_ERR(args); + + args->index = NV_VASPACE_ALLOCATION_INDEX_GPU_NEW; + + ret = nvkm_gsp_rm_alloc_wr(&vmm->rm.object, args); + if (ret) + return ret; + + { + NV90F1_CTRL_VASPACE_COPY_SERVER_RESERVED_PDES_PARAMS *ctrl; + + mutex_lock(&vmm->mutex.vmm); + ret = nvkm_vmm_get_locked(vmm, true, false, false, 0x1d, 32, 0x20000000, + &vmm->rm.rsvd); + mutex_unlock(&vmm->mutex.vmm); + if (ret) + return ret; + + ctrl = nvkm_gsp_rm_ctrl_get(&vmm->rm.object, + NV90F1_CTRL_CMD_VASPACE_COPY_SERVER_RESERVED_PDES, + sizeof(*ctrl)); + if (IS_ERR(ctrl)) + return PTR_ERR(ctrl); + + ctrl->pageSize = 0x20000000; + ctrl->virtAddrLo = vmm->rm.rsvd->addr; + ctrl->virtAddrHi = vmm->rm.rsvd->addr + vmm->rm.rsvd->size - 1; + ctrl->numLevelsToCopy = vmm->pd->pde[0]->pde[0] ? 3 : 2; + ctrl->levels[0].physAddress = vmm->pd->pt[0]->addr; + ctrl->levels[0].size = 0x20; + ctrl->levels[0].aperture = 1; + ctrl->levels[0].pageShift = 0x2f; + ctrl->levels[1].physAddress = vmm->pd->pde[0]->pt[0]->addr; + ctrl->levels[1].size = 0x1000; + ctrl->levels[1].aperture = 1; + ctrl->levels[1].pageShift = 0x26; + if (vmm->pd->pde[0]->pde[0]) { + ctrl->levels[2].physAddress = vmm->pd->pde[0]->pde[0]->pt[0]->addr; + ctrl->levels[2].size = 0x1000; + ctrl->levels[2].aperture = 1; + ctrl->levels[2].pageShift = 0x1d; + } + + ret = nvkm_gsp_rm_ctrl_wr(&vmm->rm.object, ctrl); + } + + return ret; +} + +static void +r535_mmu_dtor(struct nvkm_mmu *mmu) +{ + kfree(mmu->func); +} + +int +r535_mmu_new(const struct nvkm_mmu_func *hw, + struct nvkm_device *device, enum nvkm_subdev_type type, int inst, + struct nvkm_mmu **pmmu) +{ + struct nvkm_mmu_func *rm; + int ret; + + if (!(rm = kzalloc(sizeof(*rm), GFP_KERNEL))) + return -ENOMEM; + + rm->dtor = r535_mmu_dtor; + rm->dma_bits = hw->dma_bits; + rm->mmu = hw->mmu; + rm->mem = hw->mem; + rm->vmm = hw->vmm; + rm->kind = hw->kind; + rm->kind_sys = hw->kind_sys; + rm->promote_vmm = r535_mmu_promote_vmm; + + ret = nvkm_mmu_new_(rm, device, type, inst, pmmu); + if (ret) + kfree(rm); + + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/tu102.c index 87979952df4b..df662ce4a4b0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/tu102.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/tu102.c @@ -56,7 +56,7 @@ tu102_mmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_mmu **pmmu) { if (nvkm_gsp_rm(device->gsp)) - return -ENODEV; + return r535_mmu_new(&tu102_mmu, device, type, inst, pmmu); return nvkm_mmu_new_(&tu102_mmu, device, type, inst, pmmu); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c index 8e459d88ff8f..cf490ff2b9f1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c @@ -572,6 +572,12 @@ nvkm_uvmm_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, } uvmm->vmm->managed.raw = raw; + if (mmu->func->promote_vmm) { + ret = mmu->func->promote_vmm(uvmm->vmm); + if (ret) + return ret; + } + page = uvmm->vmm->func->page; args->v0.page_nr = 0; while (page && (page++)->shift) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c index eb5fcadcb39a..9c97800fe037 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c @@ -1030,6 +1030,13 @@ nvkm_vmm_dtor(struct nvkm_vmm *vmm) struct nvkm_vma *vma; struct rb_node *node; + if (vmm->rm.client.gsp) { + nvkm_gsp_rm_free(&vmm->rm.object); + nvkm_gsp_device_dtor(&vmm->rm.device); + nvkm_gsp_client_dtor(&vmm->rm.client); + nvkm_vmm_put(vmm, &vmm->rm.rsvd); + } + if (0) nvkm_vmm_dump(vmm); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c index 29c12e69540f..e34bc6076401 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c @@ -35,7 +35,10 @@ tu102_vmm_flush(struct nvkm_vmm *vmm, int depth) mutex_lock(&vmm->mmu->mutex); - nvkm_wr32(device, 0xb830a0, vmm->pd->pt[0]->addr >> 8); + if (!vmm->rm.bar2_pdb) + nvkm_wr32(device, 0xb830a0, vmm->pd->pt[0]->addr >> 8); + else + nvkm_wr32(device, 0xb830a0, vmm->rm.bar2_pdb >> 8); nvkm_wr32(device, 0xb830a4, 0x00000000); nvkm_wr32(device, 0xb830b0, 0x80000000 | type); |