Commits
Gerd Hoffmann committed 873f51d4343
drm/virtio: remove prime pin/unpin callbacks. virtio-gpu objects never move around, so effectively they are pinned all the time. Therefore we don't need the (optional) pin/unpin callbacks. Remove them. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Noralf Trønnes <noralf@tronnes.org> Link: http://patchwork.freedesktop.org/patch/msgid/20190227144441.6755-3-kraxel@redhat.com