drm: virtio-gpu: ensure plane is flushed to host on atomic update

This fixes drawing updates when updating planes with atomic API.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Rob Herring 2016-01-13 15:52:08 -06:00 • committed by Dave Airlie
commit bd17d1c77c