diff options
Diffstat (limited to 'drm/nouveau/nvkm/subdev/mmu/nv41.c')
-rw-r--r-- | drm/nouveau/nvkm/subdev/mmu/nv41.c | 84 |
1 files changed, 32 insertions, 52 deletions
diff --git a/drm/nouveau/nvkm/subdev/mmu/nv41.c b/drm/nouveau/nvkm/subdev/mmu/nv41.c index 0f91d7aeb..f30c3b890 100644 --- a/drm/nouveau/nvkm/subdev/mmu/nv41.c +++ b/drm/nouveau/nvkm/subdev/mmu/nv41.c @@ -71,14 +71,14 @@ nv41_vm_flush(struct nvkm_vm *vm) struct nv04_mmu *mmu = nv04_mmu(vm->mmu); struct nvkm_device *device = mmu->base.subdev.device; - mutex_lock(&nv_subdev(mmu)->mutex); + mutex_lock(&mmu->base.subdev.mutex); nvkm_wr32(device, 0x100810, 0x00000022); nvkm_msec(device, 2000, if (nvkm_rd32(device, 0x100810) & 0x00000020) break; ); nvkm_wr32(device, 0x100810, 0x00000000); - mutex_unlock(&nv_subdev(mmu)->mutex); + mutex_unlock(&mmu->base.subdev.mutex); } /******************************************************************************* @@ -86,36 +86,12 @@ nv41_vm_flush(struct nvkm_vm *vm) ******************************************************************************/ static int -nv41_mmu_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) +nv41_mmu_oneinit(struct nvkm_mmu *base) { - struct nvkm_device *device = nv_device(parent); - struct nv04_mmu *mmu; + struct nv04_mmu *mmu = nv04_mmu(base); + struct nvkm_device *device = mmu->base.subdev.device; int ret; - if (pci_find_capability(device->pdev, PCI_CAP_ID_AGP) || - !nvkm_boolopt(device->cfgopt, "NvPCIE", true)) { - return nvkm_object_old(parent, engine, &nv04_mmu_oclass, - data, size, pobject); - } - - ret = nvkm_mmu_create(parent, engine, oclass, "PCIEGART", - "mmu", &mmu); - *pobject = nv_object(mmu); - if (ret) - return ret; - - mmu->base.create = nv04_vm_create; - mmu->base.limit = NV41_GART_SIZE; - mmu->base.dma_bits = 39; - mmu->base.pgt_bits = 32 - 12; - mmu->base.spg_shift = 12; - mmu->base.lpg_shift = 12; - mmu->base.map_sg = nv41_vm_map_sg; - mmu->base.unmap = nv41_vm_unmap; - mmu->base.flush = nv41_vm_flush; - ret = nvkm_vm_create(&mmu->base, 0, NV41_GART_SIZE, 0, 4096, NULL, &mmu->vm); if (ret) @@ -125,37 +101,41 @@ nv41_mmu_ctor(struct nvkm_object *parent, struct nvkm_object *engine, (NV41_GART_SIZE / NV41_GART_PAGE) * 4, 16, true, &mmu->vm->pgt[0].mem[0]); mmu->vm->pgt[0].refcount[0] = 1; - if (ret) - return ret; - - return 0; + return ret; } -static int -nv41_mmu_init(struct nvkm_object *object) +static void +nv41_mmu_init(struct nvkm_mmu *base) { - struct nv04_mmu *mmu = (void *)object; + struct nv04_mmu *mmu = nv04_mmu(base); struct nvkm_device *device = mmu->base.subdev.device; struct nvkm_memory *dma = mmu->vm->pgt[0].mem[0]; - int ret; - - ret = nvkm_mmu_init(&mmu->base); - if (ret) - return ret; - nvkm_wr32(device, 0x100800, 0x00000002 | nvkm_memory_addr(dma)); nvkm_mask(device, 0x10008c, 0x00000100, 0x00000100); nvkm_wr32(device, 0x100820, 0x00000000); - return 0; } -struct nvkm_oclass -nv41_mmu_oclass = { - .handle = NV_SUBDEV(MMU, 0x41), - .ofuncs = &(struct nvkm_ofuncs) { - .ctor = nv41_mmu_ctor, - .dtor = nv04_mmu_dtor, - .init = nv41_mmu_init, - .fini = _nvkm_mmu_fini, - }, +static const struct nvkm_mmu_func +nv41_mmu = { + .dtor = nv04_mmu_dtor, + .oneinit = nv41_mmu_oneinit, + .init = nv41_mmu_init, + .limit = NV41_GART_SIZE, + .dma_bits = 39, + .pgt_bits = 32 - 12, + .spg_shift = 12, + .lpg_shift = 12, + .map_sg = nv41_vm_map_sg, + .unmap = nv41_vm_unmap, + .flush = nv41_vm_flush, }; + +int +nv41_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + if (pci_find_capability(device->pdev, PCI_CAP_ID_AGP) || + !nvkm_boolopt(device->cfgopt, "NvPCIE", true)) + return nv04_mmu_new(device, index, pmmu); + + return nv04_mmu_new_(&nv41_mmu, device, index, pmmu); +} |