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drm/virtio: move mapping teardown to virtio_gpu_cleanup_object()

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Stop sending DETACH_BACKING commands, that will happening anyway when
releasing resources via UNREF.  Handle guest-side cleanup in
virtio_gpu_cleanup_object(), called when the host finished processing
the UNREF command.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200207074638.26386-4-kraxel@redhat.com
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
This commit is contained in:
Gerd Hoffmann
2020-02-07 08:46:37 +01:00
parent 1ed5f698ad
commit 2fe4ca9d0e
3 changed files with 12 additions and 50 deletions
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2
drivers/gpu/drm/virtio/virtgpu_drv.h
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@@ -282,8 +282,6 @@ void virtio_gpu_cmd_set_scanout(struct virtio_gpu_device *vgdev,
int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev,
struct virtio_gpu_object *obj,
struct virtio_gpu_fence *fence);
void virtio_gpu_object_detach(struct virtio_gpu_device *vgdev,
struct virtio_gpu_object *obj);
int virtio_gpu_attach_status_page(struct virtio_gpu_device *vgdev);
int virtio_gpu_detach_status_page(struct virtio_gpu_device *vgdev);
void virtio_gpu_cursor_ping(struct virtio_gpu_device *vgdev,