From 2493664f0594d4140a5025de8e419ca2c16ccee9 Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Mon, 9 Jan 2017 15:54:32 +0800 Subject: drm/amdgpu:invoke CSA functions (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Make sure the CSA is mapped. v2: agd: rebase. Signed-off-by: Monk Liu Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c') 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) -- cgit v1.2.3