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drm/virtio: implement context init: probe for feature

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Let's probe for VIRTIO_GPU_F_CONTEXT_INIT.

Create a new DRM_INFO(..) line since the current one is getting
too long.

Signed-off-by: Anthoine Bourgeois <anthoine.bourgeois@gmail.com>
Acked-by: Lingfeng Yang <lfy@google.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20210921232024.817-5-gurchetansingh@chromium.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Anthoine Bourgeois
2021-09-21 16:20:16 -07:00
committed by Gerd Hoffmann
parent 1925d6a7e0
commit 6198770a1f
4 changed files with 10 additions and 1 deletions
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8
drivers/gpu/drm/virtio/virtgpu_kms.c
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@@ -191,13 +191,19 @@ int virtio_gpu_init(struct drm_device *dev)
(unsigned long)vgdev->host_visible_region.addr,
(unsigned long)vgdev->host_visible_region.len);
}
if (virtio_has_feature(vgdev->vdev, VIRTIO_GPU_F_CONTEXT_INIT)) {
vgdev->has_context_init = true;
}
DRM_INFO("features: %cvirgl %cedid %cresource_blob %chost_visible\n",
DRM_INFO("features: %cvirgl %cedid %cresource_blob %chost_visible",
vgdev->has_virgl_3d ? '+' : '-',
vgdev->has_edid ? '+' : '-',
vgdev->has_resource_blob ? '+' : '-',
vgdev->has_host_visible ? '+' : '-');
DRM_INFO("features: %ccontext_init\n",
vgdev->has_context_init ? '+' : '-');
ret = virtio_find_vqs(vgdev->vdev, 2, vqs, callbacks, names, NULL);
if (ret) {
DRM_ERROR("failed to find virt queues\n");