From: Ben Skeggs Date: Thu, 4 Mar 2021 09:53:01 +0000 (+1000) Subject: drm/nouveau: rip out nvkm_client.super X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=59f216cf04d973b4316761cbf3e7cb9556715b7a;p=kernel.git drm/nouveau: rip out nvkm_client.super No longer required now that userspace can't touch anything that might need it, and should fix DRM MM operations racing with each other, and the random hangs/crashes that come with that. Signed-off-by: Ben Skeggs Reviewed-by: Lyude Paul --- diff --git a/drivers/gpu/drm/nouveau/include/nvif/client.h b/drivers/gpu/drm/nouveau/include/nvif/client.h index 347d2c020bd19..5d9395e651b6b 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/client.h +++ b/drivers/gpu/drm/nouveau/include/nvif/client.h @@ -9,7 +9,6 @@ struct nvif_client { const struct nvif_driver *driver; u64 version; u8 route; - bool super; }; int nvif_client_ctor(struct nvif_client *parent, const char *name, u64 device, diff --git a/drivers/gpu/drm/nouveau/include/nvif/driver.h b/drivers/gpu/drm/nouveau/include/nvif/driver.h index 8e85b936eaa04..7a3af05f7f98d 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/driver.h +++ b/drivers/gpu/drm/nouveau/include/nvif/driver.h @@ -11,7 +11,7 @@ struct nvif_driver { void (*fini)(void *priv); int (*suspend)(void *priv); int (*resume)(void *priv); - int (*ioctl)(void *priv, bool super, void *data, u32 size, void **hack); + int (*ioctl)(void *priv, void *data, u32 size, void **hack); void __iomem *(*map)(void *priv, u64 handle, u32 size); void (*unmap)(void *priv, void __iomem *ptr, u32 size); bool keep; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h index 5d7017fe5039b..2f86606e708c9 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h @@ -13,7 +13,6 @@ struct nvkm_client { struct nvkm_client_notify *notify[32]; struct rb_root objroot; - bool super; void *data; int (*ntfy)(const void *, u32, const void *, u32); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h b/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h index 71ed147ad0773..f52918a43246a 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h @@ -4,5 +4,5 @@ #include struct nvkm_client; -int nvkm_ioctl(struct nvkm_client *, bool, void *, u32, void **); +int nvkm_ioctl(struct nvkm_client *, void *, u32, void **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h index 0911e73f74246..70e7887ef4b4b 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h @@ -15,7 +15,6 @@ struct nvkm_vma { u8 refd:3; /* Current page type (index, or NONE for unreferenced). */ bool used:1; /* Region allocated. */ bool part:1; /* Region was split from an allocated region by map(). */ - bool user:1; /* Region user-allocated. */ bool busy:1; /* Region busy (for temporarily preventing user access). */ bool mapped:1; /* Region contains valid pages. */ struct nvkm_memory *memory; /* Memory currently mapped into VMA. */ diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c index b45ec3086285a..4107b70065398 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -570,11 +570,9 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) } client->route = NVDRM_OBJECT_ABI16; - client->super = true; ret = nvif_object_ctor(&chan->chan->user, "abi16Ntfy", info->handle, NV_DMA_IN_MEMORY, &args, sizeof(args), &ntfy->object); - client->super = false; client->route = NVDRM_OBJECT_NVIF; if (ret) goto done; diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c index 40362600eed26..80099ef757022 100644 --- a/drivers/gpu/drm/nouveau/nouveau_chan.c +++ b/drivers/gpu/drm/nouveau/nouveau_chan.c @@ -86,12 +86,6 @@ nouveau_channel_del(struct nouveau_channel **pchan) struct nouveau_channel *chan = *pchan; if (chan) { struct nouveau_cli *cli = (void *)chan->user.client; - bool super; - - if (cli) { - super = cli->base.super; - cli->base.super = true; - } if (chan->fence) nouveau_fence(chan->drm)->context_del(chan); @@ -111,9 +105,6 @@ nouveau_channel_del(struct nouveau_channel **pchan) nouveau_bo_unpin(chan->push.buffer); nouveau_bo_ref(NULL, &chan->push.buffer); kfree(chan); - - if (cli) - cli->base.super = super; } *pchan = NULL; } @@ -512,20 +503,16 @@ nouveau_channel_new(struct nouveau_drm *drm, struct nvif_device *device, struct nouveau_channel **pchan) { struct nouveau_cli *cli = (void *)device->object.client; - bool super; int ret; /* hack until fencenv50 is fixed, and agp access relaxed */ - super = cli->base.super; - cli->base.super = true; - ret = nouveau_channel_ind(drm, device, arg0, priv, pchan); if (ret) { NV_PRINTK(dbg, cli, "ib channel create, %d\n", ret); ret = nouveau_channel_dma(drm, device, pchan); if (ret) { NV_PRINTK(dbg, cli, "dma channel create, %d\n", ret); - goto done; + return ret; } } @@ -533,15 +520,13 @@ nouveau_channel_new(struct nouveau_drm *drm, struct nvif_device *device, if (ret) { NV_PRINTK(err, cli, "channel failed to initialise, %d\n", ret); nouveau_channel_del(pchan); - goto done; + return ret; } ret = nouveau_svmm_join((*pchan)->vmm->svmm, (*pchan)->inst); if (ret) nouveau_channel_del(pchan); -done: - cli->base.super = super; return ret; } diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index d7fdff917aedd..ba4cd5f837259 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -1087,8 +1087,6 @@ nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv) if (ret) goto done; - cli->base.super = false; - fpriv->driver_priv = cli; mutex_lock(&drm->client.mutex); diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index 0de6549fb875c..2ca3207c13fcd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -41,8 +41,6 @@ nouveau_mem_map(struct nouveau_mem *mem, struct gf100_vmm_map_v0 gf100; } args; u32 argc = 0; - bool super; - int ret; switch (vmm->object.oclass) { case NVIF_CLASS_VMM_NV04: @@ -73,12 +71,7 @@ nouveau_mem_map(struct nouveau_mem *mem, return -ENOSYS; } - super = vmm->object.client->super; - vmm->object.client->super = true; - ret = nvif_vmm_map(vmm, vma->addr, mem->mem.size, &args, argc, - &mem->mem, 0); - vmm->object.client->super = super; - return ret; + return nvif_vmm_map(vmm, vma->addr, mem->mem.size, &args, argc, &mem->mem, 0); } void @@ -99,7 +92,6 @@ nouveau_mem_host(struct ttm_resource *reg, struct ttm_tt *tt) struct nouveau_drm *drm = cli->drm; struct nvif_mmu *mmu = &cli->mmu; struct nvif_mem_ram_v0 args = {}; - bool super = cli->base.super; u8 type; int ret; @@ -122,11 +114,9 @@ nouveau_mem_host(struct ttm_resource *reg, struct ttm_tt *tt) args.dma = tt->dma_address; mutex_lock(&drm->master.lock); - cli->base.super = true; ret = nvif_mem_ctor_type(mmu, "ttmHostMem", cli->mem->oclass, type, PAGE_SHIFT, reg->num_pages << PAGE_SHIFT, &args, sizeof(args), &mem->mem); - cli->base.super = super; mutex_unlock(&drm->master.lock); return ret; } @@ -138,12 +128,10 @@ nouveau_mem_vram(struct ttm_resource *reg, bool contig, u8 page) struct nouveau_cli *cli = mem->cli; struct nouveau_drm *drm = cli->drm; struct nvif_mmu *mmu = &cli->mmu; - bool super = cli->base.super; u64 size = ALIGN(reg->num_pages << PAGE_SHIFT, 1 << page); int ret; mutex_lock(&drm->master.lock); - cli->base.super = true; switch (cli->mem->oclass) { case NVIF_CLASS_MEM_GF100: ret = nvif_mem_ctor_type(mmu, "ttmVram", cli->mem->oclass, @@ -167,7 +155,6 @@ nouveau_mem_vram(struct ttm_resource *reg, bool contig, u8 page) WARN_ON(1); break; } - cli->base.super = super; mutex_unlock(&drm->master.lock); reg->start = mem->mem.addr >> PAGE_SHIFT; diff --git a/drivers/gpu/drm/nouveau/nouveau_nvif.c b/drivers/gpu/drm/nouveau/nouveau_nvif.c index b3f29b1ce9eab..52f5793b7274f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_nvif.c +++ b/drivers/gpu/drm/nouveau/nouveau_nvif.c @@ -52,9 +52,9 @@ nvkm_client_map(void *priv, u64 handle, u32 size) } static int -nvkm_client_ioctl(void *priv, bool super, void *data, u32 size, void **hack) +nvkm_client_ioctl(void *priv, void *data, u32 size, void **hack) { - return nvkm_ioctl(priv, super, data, size, hack); + return nvkm_ioctl(priv, data, size, hack); } static int diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c index 82b583f5fca8a..b0c3422cb01fa 100644 --- a/drivers/gpu/drm/nouveau/nouveau_svm.c +++ b/drivers/gpu/drm/nouveau/nouveau_svm.c @@ -237,14 +237,11 @@ void nouveau_svmm_invalidate(struct nouveau_svmm *svmm, u64 start, u64 limit) { if (limit > start) { - bool super = svmm->vmm->vmm.object.client->super; - svmm->vmm->vmm.object.client->super = true; nvif_object_mthd(&svmm->vmm->vmm.object, NVIF_VMM_V0_PFNCLR, &(struct nvif_vmm_pfnclr_v0) { .addr = start, .size = limit - start, }, sizeof(struct nvif_vmm_pfnclr_v0)); - svmm->vmm->vmm.object.client->super = super; } } @@ -634,9 +631,7 @@ static int nouveau_atomic_range_fault(struct nouveau_svmm *svmm, NVIF_VMM_PFNMAP_V0_A | NVIF_VMM_PFNMAP_V0_HOST; - svmm->vmm->vmm.object.client->super = true; ret = nvif_object_ioctl(&svmm->vmm->vmm.object, args, size, NULL); - svmm->vmm->vmm.object.client->super = false; mutex_unlock(&svmm->mutex); unlock_page(page); @@ -702,9 +697,7 @@ static int nouveau_range_fault(struct nouveau_svmm *svmm, nouveau_hmm_convert_pfn(drm, &range, args); - svmm->vmm->vmm.object.client->super = true; ret = nvif_object_ioctl(&svmm->vmm->vmm.object, args, size, NULL); - svmm->vmm->vmm.object.client->super = false; mutex_unlock(&svmm->mutex); out: @@ -928,10 +921,8 @@ nouveau_pfns_map(struct nouveau_svmm *svmm, struct mm_struct *mm, mutex_lock(&svmm->mutex); - svmm->vmm->vmm.object.client->super = true; ret = nvif_object_ioctl(&svmm->vmm->vmm.object, args, sizeof(*args) + npages * sizeof(args->p.phys[0]), NULL); - svmm->vmm->vmm.object.client->super = false; mutex_unlock(&svmm->mutex); } diff --git a/drivers/gpu/drm/nouveau/nvif/client.c b/drivers/gpu/drm/nouveau/nvif/client.c index 12644f811b3ed..a3264a0e933a5 100644 --- a/drivers/gpu/drm/nouveau/nvif/client.c +++ b/drivers/gpu/drm/nouveau/nvif/client.c @@ -32,7 +32,7 @@ int nvif_client_ioctl(struct nvif_client *client, void *data, u32 size) { - return client->driver->ioctl(client->object.priv, client->super, data, size, NULL); + return client->driver->ioctl(client->object.priv, data, size, NULL); } int @@ -80,7 +80,6 @@ nvif_client_ctor(struct nvif_client *parent, const char *name, u64 device, client->object.client = client; client->object.handle = ~0; client->route = NVIF_IOCTL_V0_ROUTE_NVIF; - client->super = true; client->driver = parent->driver; if (ret == 0) { diff --git a/drivers/gpu/drm/nouveau/nvif/object.c b/drivers/gpu/drm/nouveau/nvif/object.c index 671a5c0199e0d..dce1ecee2af5a 100644 --- a/drivers/gpu/drm/nouveau/nvif/object.c +++ b/drivers/gpu/drm/nouveau/nvif/object.c @@ -44,8 +44,7 @@ nvif_object_ioctl(struct nvif_object *object, void *data, u32 size, void **hack) } else return -ENOSYS; - return client->driver->ioctl(client->object.priv, client->super, - data, size, hack); + return client->driver->ioctl(client->object.priv, data, size, hack); } void diff --git a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c index d777df5a64e6c..735cb6816f108 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c @@ -426,8 +426,7 @@ nvkm_ioctl_path(struct nvkm_client *client, u64 handle, u32 type, } int -nvkm_ioctl(struct nvkm_client *client, bool supervisor, - void *data, u32 size, void **hack) +nvkm_ioctl(struct nvkm_client *client, void *data, u32 size, void **hack) { struct nvkm_object *object = &client->object; union { @@ -435,7 +434,6 @@ nvkm_ioctl(struct nvkm_client *client, bool supervisor, } *args = data; int ret = -ENOSYS; - client->super = supervisor; nvif_ioctl(object, "size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.c index d20cc0681a884..797131ed7d674 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.c @@ -26,7 +26,6 @@ #include #include #include -#include #include #include @@ -72,11 +71,7 @@ nvkm_dmaobj_ctor(const struct nvkm_dmaobj_func *func, struct nvkm_dma *dma, union { struct nv_dma_v0 v0; } *args = *pdata; - struct nvkm_device *device = dma->engine.subdev.device; - struct nvkm_client *client = oclass->client; struct nvkm_object *parent = oclass->parent; - struct nvkm_instmem *instmem = device->imem; - struct nvkm_fb *fb = device->fb; void *data = *pdata; u32 size = *psize; int ret = -ENOSYS; @@ -109,23 +104,13 @@ nvkm_dmaobj_ctor(const struct nvkm_dmaobj_func *func, struct nvkm_dma *dma, dmaobj->target = NV_MEM_TARGET_VM; break; case NV_DMA_V0_TARGET_VRAM: - if (!client->super) { - if (dmaobj->limit >= fb->ram->size - instmem->reserved) - return -EACCES; - if (device->card_type >= NV_50) - return -EACCES; - } dmaobj->target = NV_MEM_TARGET_VRAM; break; case NV_DMA_V0_TARGET_PCI: - if (!client->super) - return -EACCES; dmaobj->target = NV_MEM_TARGET_PCI; break; case NV_DMA_V0_TARGET_PCI_US: case NV_DMA_V0_TARGET_AGP: - if (!client->super) - return -EACCES; dmaobj->target = NV_MEM_TARGET_PCI_NOSNOOP; break; default: diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c index b6900a52bcce5..ae6c4d846eb59 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c @@ -341,8 +341,6 @@ gk104_fifo_gpfifo_new(struct gk104_fifo *fifo, const struct nvkm_oclass *oclass, "runlist %016llx priv %d\n", args->v0.version, args->v0.vmm, args->v0.ioffset, args->v0.ilength, args->v0.runlist, args->v0.priv); - if (args->v0.priv && !oclass->client->super) - return -EINVAL; return gk104_fifo_gpfifo_new_(fifo, &args->v0.runlist, &args->v0.chid, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c index ee4967b706a7d..743791c514fef 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c @@ -226,8 +226,6 @@ gv100_fifo_gpfifo_new(struct gk104_fifo *fifo, const struct nvkm_oclass *oclass, "runlist %016llx priv %d\n", args->v0.version, args->v0.vmm, args->v0.ioffset, args->v0.ilength, args->v0.runlist, args->v0.priv); - if (args->v0.priv && !oclass->client->super) - return -EINVAL; return gv100_fifo_gpfifo_new_(&gv100_fifo_gpfifo, fifo, &args->v0.runlist, &args->v0.chid, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifotu102.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifotu102.c index abef7fb6e2d3a..99aafa103a317 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifotu102.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifotu102.c @@ -65,8 +65,6 @@ tu102_fifo_gpfifo_new(struct gk104_fifo *fifo, const struct nvkm_oclass *oclass, "runlist %016llx priv %d\n", args->v0.version, args->v0.vmm, args->v0.ioffset, args->v0.ilength, args->v0.runlist, args->v0.priv); - if (args->v0.priv && !oclass->client->super) - return -EINVAL; return gv100_fifo_gpfifo_new_(&tu102_fifo_gpfifo, fifo, &args->v0.runlist, &args->v0.chid, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c index fac2f9a45ea69..e530bb8b3b170 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c @@ -41,7 +41,7 @@ nvkm_umem_search(struct nvkm_client *client, u64 handle) object = nvkm_object_search(client, handle, &nvkm_umem); if (IS_ERR(object)) { - if (client->super && client != master) { + if (client != master) { spin_lock(&master->lock); list_for_each_entry(umem, &master->umem, head) { if (umem->object.object == handle) { @@ -53,8 +53,7 @@ nvkm_umem_search(struct nvkm_client *client, u64 handle) } } else { umem = nvkm_umem(object); - if (!umem->priv || client->super) - memory = nvkm_memory_ref(umem->memory); + memory = nvkm_memory_ref(umem->memory); } return memory ? memory : ERR_PTR(-ENOENT); @@ -167,7 +166,6 @@ nvkm_umem_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, nvkm_object_ctor(&nvkm_umem, oclass, &umem->object); umem->mmu = mmu; umem->type = mmu->type[type].type; - umem->priv = oclass->client->super; INIT_LIST_HEAD(&umem->head); *pobject = &umem->object; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h index 85cf692d620a7..d56a594016cc2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h @@ -8,7 +8,6 @@ struct nvkm_umem { struct nvkm_object object; struct nvkm_mmu *mmu; u8 type:8; - bool priv:1; bool mappable:1; bool io:1; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c index 0e4b8941da372..6870fda4b1889 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c @@ -34,7 +34,7 @@ nvkm_ummu_sclass(struct nvkm_object *object, int index, { struct nvkm_mmu *mmu = nvkm_ummu(object)->mmu; - if (mmu->func->mem.user.oclass && oclass->client->super) { + if (mmu->func->mem.user.oclass) { if (index-- == 0) { oclass->base = mmu->func->mem.user; oclass->ctor = nvkm_umem_new; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c index c43b8248c682f..d6a1f8d04c09c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c @@ -45,7 +45,6 @@ nvkm_uvmm_search(struct nvkm_client *client, u64 handle) static int nvkm_uvmm_mthd_pfnclr(struct nvkm_uvmm *uvmm, void *argv, u32 argc) { - struct nvkm_client *client = uvmm->object.client; union { struct nvif_vmm_pfnclr_v0 v0; } *args = argv; @@ -59,9 +58,6 @@ nvkm_uvmm_mthd_pfnclr(struct nvkm_uvmm *uvmm, void *argv, u32 argc) } else return ret; - if (!client->super) - return -ENOENT; - if (size) { mutex_lock(&vmm->mutex); ret = nvkm_vmm_pfn_unmap(vmm, addr, size); @@ -74,7 +70,6 @@ nvkm_uvmm_mthd_pfnclr(struct nvkm_uvmm *uvmm, void *argv, u32 argc) static int nvkm_uvmm_mthd_pfnmap(struct nvkm_uvmm *uvmm, void *argv, u32 argc) { - struct nvkm_client *client = uvmm->object.client; union { struct nvif_vmm_pfnmap_v0 v0; } *args = argv; @@ -93,9 +88,6 @@ nvkm_uvmm_mthd_pfnmap(struct nvkm_uvmm *uvmm, void *argv, u32 argc) } else return ret; - if (!client->super) - return -ENOENT; - if (size) { mutex_lock(&vmm->mutex); ret = nvkm_vmm_pfn_map(vmm, page, addr, size, phys); @@ -108,7 +100,6 @@ nvkm_uvmm_mthd_pfnmap(struct nvkm_uvmm *uvmm, void *argv, u32 argc) static int nvkm_uvmm_mthd_unmap(struct nvkm_uvmm *uvmm, void *argv, u32 argc) { - struct nvkm_client *client = uvmm->object.client; union { struct nvif_vmm_unmap_v0 v0; } *args = argv; @@ -130,9 +121,8 @@ nvkm_uvmm_mthd_unmap(struct nvkm_uvmm *uvmm, void *argv, u32 argc) goto done; } - if (ret = -ENOENT, (!vma->user && !client->super) || vma->busy) { - VMM_DEBUG(vmm, "denied %016llx: %d %d %d", addr, - vma->user, !client->super, vma->busy); + if (ret = -ENOENT, vma->busy) { + VMM_DEBUG(vmm, "denied %016llx: %d", addr, vma->busy); goto done; } @@ -181,9 +171,8 @@ nvkm_uvmm_mthd_map(struct nvkm_uvmm *uvmm, void *argv, u32 argc) goto fail; } - if (ret = -ENOENT, (!vma->user && !client->super) || vma->busy) { - VMM_DEBUG(vmm, "denied %016llx: %d %d %d", addr, - vma->user, !client->super, vma->busy); + if (ret = -ENOENT, vma->busy) { + VMM_DEBUG(vmm, "denied %016llx: %d", addr, vma->busy); goto fail; } @@ -230,7 +219,6 @@ fail: static int nvkm_uvmm_mthd_put(struct nvkm_uvmm *uvmm, void *argv, u32 argc) { - struct nvkm_client *client = uvmm->object.client; union { struct nvif_vmm_put_v0 v0; } *args = argv; @@ -252,9 +240,8 @@ nvkm_uvmm_mthd_put(struct nvkm_uvmm *uvmm, void *argv, u32 argc) goto done; } - if (ret = -ENOENT, (!vma->user && !client->super) || vma->busy) { - VMM_DEBUG(vmm, "denied %016llx: %d %d %d", addr, - vma->user, !client->super, vma->busy); + if (ret = -ENOENT, vma->busy) { + VMM_DEBUG(vmm, "denied %016llx: %d", addr, vma->busy); goto done; } @@ -268,7 +255,6 @@ done: static int nvkm_uvmm_mthd_get(struct nvkm_uvmm *uvmm, void *argv, u32 argc) { - struct nvkm_client *client = uvmm->object.client; union { struct nvif_vmm_get_v0 v0; } *args = argv; @@ -297,7 +283,6 @@ nvkm_uvmm_mthd_get(struct nvkm_uvmm *uvmm, void *argv, u32 argc) return ret; args->v0.addr = vma->addr; - vma->user = !client->super; return ret; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c index 710f3f8dc7c94..8bf00b396ec16 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c @@ -774,7 +774,6 @@ nvkm_vma_tail(struct nvkm_vma *vma, u64 tail) new->refd = vma->refd; new->used = vma->used; new->part = vma->part; - new->user = vma->user; new->busy = vma->busy; new->mapped = vma->mapped; list_add(&new->head, &vma->head); @@ -951,7 +950,7 @@ nvkm_vmm_node_split(struct nvkm_vmm *vmm, static void nvkm_vma_dump(struct nvkm_vma *vma) { - printk(KERN_ERR "%016llx %016llx %c%c%c%c%c%c%c%c%c %p\n", + printk(KERN_ERR "%016llx %016llx %c%c%c%c%c%c%c%c %p\n", vma->addr, (u64)vma->size, vma->used ? '-' : 'F', vma->mapref ? 'R' : '-', @@ -959,7 +958,6 @@ nvkm_vma_dump(struct nvkm_vma *vma) vma->page != NVKM_VMA_PAGE_NONE ? '0' + vma->page : '-', vma->refd != NVKM_VMA_PAGE_NONE ? '0' + vma->refd : '-', vma->part ? 'P' : '-', - vma->user ? 'U' : '-', vma->busy ? 'B' : '-', vma->mapped ? 'M' : '-', vma->memory); @@ -1024,7 +1022,6 @@ nvkm_vmm_ctor_managed(struct nvkm_vmm *vmm, u64 addr, u64 size) vma->mapref = true; vma->sparse = false; vma->used = true; - vma->user = true; nvkm_vmm_node_insert(vmm, vma); list_add_tail(&vma->head, &vmm->list); return 0; @@ -1615,7 +1612,6 @@ nvkm_vmm_put_locked(struct nvkm_vmm *vmm, struct nvkm_vma *vma) vma->page = NVKM_VMA_PAGE_NONE; vma->refd = NVKM_VMA_PAGE_NONE; vma->used = false; - vma->user = false; nvkm_vmm_put_region(vmm, vma); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c index f02abd9cb4ddf..b5e733783b5b3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c @@ -534,15 +534,13 @@ int gp100_vmm_mthd(struct nvkm_vmm *vmm, struct nvkm_client *client, u32 mthd, void *argv, u32 argc) { - if (client->super) { - switch (mthd) { - case GP100_VMM_VN_FAULT_REPLAY: - return gp100_vmm_fault_replay(vmm, argv, argc); - case GP100_VMM_VN_FAULT_CANCEL: - return gp100_vmm_fault_cancel(vmm, argv, argc); - default: - break; - } + switch (mthd) { + case GP100_VMM_VN_FAULT_REPLAY: + return gp100_vmm_fault_replay(vmm, argv, argc); + case GP100_VMM_VN_FAULT_CANCEL: + return gp100_vmm_fault_cancel(vmm, argv, argc); + default: + break; } return -EINVAL; }