drm/xen-front Xen para-virtualized frontend driver

This frontend driver implements Xen para-virtualized display according to the display protocol described at include/xen/interface/io/displif.h

Driver modes of operation in terms of display buffers used

.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h
   :doc: Driver modes of operation in terms of display buffers used

.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h
   :doc: Buffers allocated by the frontend driver

.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h
   :doc: Buffers allocated by the backend

.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h
   :doc: Driver limitations