diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 29d6d84d1c28..8d019ca7d9c7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -771,6 +771,20 @@ static int amdgpu_bo_vm_update_pte(struct amdgpu_cs_parser *p, if (r) return r; + if (amdgpu_sriov_vf(adev)) { + struct dma_fence *f; + bo_va = vm->csa_bo_va; + BUG_ON(!bo_va); + r = amdgpu_vm_bo_update(adev, bo_va, false); + if (r) + return r; + + f = bo_va->last_pt_update; + r = amdgpu_sync_fence(adev, &p->job->sync, f); + if (r) + return r; + } + if (p->bo_list) { for (i = 0; i < p->bo_list->num_entries; i++) { struct dma_fence *f; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 85b36edbdd61..121b8440cf40 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1395,6 +1395,15 @@ static int amdgpu_init(struct amdgpu_device *adev) return r; } adev->ip_blocks[i].status.hw = true; + + /* right after GMC hw init, we create CSA */ + if (amdgpu_sriov_vf(adev)) { + r = amdgpu_allocate_static_csa(adev); + if (r) { + DRM_ERROR("allocate CSA failed %d\n", r); + return r; + } + } } } @@ -1528,6 +1537,9 @@ static int amdgpu_fini(struct amdgpu_device *adev) adev->ip_blocks[i].status.late_initialized = false; } + if (amdgpu_sriov_vf(adev)) + amdgpu_bo_free_kernel(&adev->virt.csa_obj, &adev->virt.csa_vmid0_addr, NULL); + return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 43169ab61a78..8f852cb152f5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -649,6 +649,12 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) goto out_suspend; } + if (amdgpu_sriov_vf(adev)) { + r = amdgpu_map_static_csa(adev, &fpriv->vm); + if (r) + goto out_suspend; + } + mutex_init(&fpriv->bo_list_lock); idr_init(&fpriv->bo_list_handles); @@ -687,6 +693,14 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev, amdgpu_uvd_free_handles(adev, file_priv); amdgpu_vce_free_handles(adev, file_priv); + if (amdgpu_sriov_vf(adev)) { + /* TODO: how to handle reserve failure */ + BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, false)); + amdgpu_vm_bo_rmv(adev, fpriv->vm.csa_bo_va); + fpriv->vm.csa_bo_va = NULL; + amdgpu_bo_unreserve(adev->virt.csa_obj); + } + amdgpu_vm_fini(adev, &fpriv->vm); idr_for_each_entry(&fpriv->bo_list_handles, list, handle)