The libvirt driver supports setting the video device model, for use by instances to back their display, using image metadata. This RFE adds video model support for "virtio", which can be specified using the image property key `hw_video_model`. The following `hw_video_model` values have also been added: `gop` and `none`.
Content published for 16.1-Beta: https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.1-beta/html-single/instances_and_images_guide/index