From: Christian König <[email protected]> Doesn't make much sense to have the same functionality twice.
Signed-off-by: Christian König <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 99 ++-------------------------------- 1 file changed, 4 insertions(+), 95 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index d6c2839..d05546e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -530,70 +530,6 @@ static void amdgpu_vm_do_copy_ptes(struct amdgpu_pte_update_params *params, } /** - * amdgpu_vm_clear_bo - initially clear the page dir/table - * - * @adev: amdgpu_device pointer - * @bo: bo to clear - * - * need to reserve bo first before calling it. - */ -static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_bo *bo) -{ - struct amdgpu_ring *ring; - struct fence *fence = NULL; - struct amdgpu_job *job; - struct amdgpu_pte_update_params params; - unsigned entries; - uint64_t addr; - int r; - - ring = container_of(vm->entity.sched, struct amdgpu_ring, sched); - - r = reservation_object_reserve_shared(bo->tbo.resv); - if (r) - return r; - - r = ttm_bo_validate(&bo->tbo, &bo->placement, true, false); - if (r) - goto error; - - r = amdgpu_ttm_bind(&bo->tbo, &bo->tbo.mem); - if (r) - goto error; - - addr = amdgpu_bo_gpu_offset(bo); - entries = amdgpu_bo_size(bo) / 8; - - r = amdgpu_job_alloc_with_ib(adev, 64, &job); - if (r) - goto error; - - memset(¶ms, 0, sizeof(params)); - params.adev = adev; - params.ib = &job->ibs[0]; - amdgpu_vm_do_set_ptes(¶ms, addr, 0, entries, 0, 0); - amdgpu_ring_pad_ib(ring, &job->ibs[0]); - - WARN_ON(job->ibs[0].length_dw > 64); - r = amdgpu_job_submit(job, ring, &vm->entity, - AMDGPU_FENCE_OWNER_VM, &fence); - if (r) - goto error_free; - - amdgpu_bo_fence(bo, fence, true); - fence_put(fence); - return 0; - -error_free: - amdgpu_job_free(job); - -error: - return r; -} - -/** * amdgpu_vm_map_gart - Resolve gart mapping of addr * * @pages_addr: optional DMA address to use for lookup @@ -1435,7 +1371,8 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, AMDGPU_GEM_DOMAIN_VRAM, AMDGPU_GEM_CREATE_NO_CPU_ACCESS | AMDGPU_GEM_CREATE_SHADOW | - AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | + AMDGPU_GEM_CREATE_VRAM_CLEARED, NULL, resv, &pt); if (r) goto error_free; @@ -1445,22 +1382,6 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, */ pt->parent = amdgpu_bo_ref(vm->page_directory); - r = amdgpu_vm_clear_bo(adev, vm, pt); - if (r) { - amdgpu_bo_unref(&pt->shadow); - amdgpu_bo_unref(&pt); - goto error_free; - } - - if (pt->shadow) { - r = amdgpu_vm_clear_bo(adev, vm, pt->shadow); - if (r) { - amdgpu_bo_unref(&pt->shadow); - amdgpu_bo_unref(&pt); - goto error_free; - } - } - vm->page_tables[pt_idx].bo = pt; vm->page_tables[pt_idx].addr = 0; } @@ -1642,7 +1563,8 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) AMDGPU_GEM_DOMAIN_VRAM, AMDGPU_GEM_CREATE_NO_CPU_ACCESS | AMDGPU_GEM_CREATE_SHADOW | - AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | + AMDGPU_GEM_CREATE_VRAM_CLEARED, NULL, NULL, &vm->page_directory); if (r) goto error_free_sched_entity; @@ -1651,24 +1573,11 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) if (r) goto error_free_page_directory; - r = amdgpu_vm_clear_bo(adev, vm, vm->page_directory); - if (r) - goto error_unreserve; - - if (vm->page_directory->shadow) { - r = amdgpu_vm_clear_bo(adev, vm, vm->page_directory->shadow); - if (r) - goto error_unreserve; - } - vm->last_eviction_counter = atomic64_read(&adev->num_evictions); amdgpu_bo_unreserve(vm->page_directory); return 0; -error_unreserve: - amdgpu_bo_unreserve(vm->page_directory); - error_free_page_directory: amdgpu_bo_unref(&vm->page_directory->shadow); amdgpu_bo_unref(&vm->page_directory); -- 2.5.0 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
