diff options
Diffstat (limited to 'Documentation/gpu')
| -rw-r--r-- | Documentation/gpu/drivers.rst | 1 | ||||
| -rw-r--r-- | Documentation/gpu/xen-front.rst | 43 |
2 files changed, 44 insertions, 0 deletions
diff --git a/Documentation/gpu/drivers.rst b/Documentation/gpu/drivers.rst index e8c84419a2a1..d3ab6abae838 100644 --- a/Documentation/gpu/drivers.rst +++ b/Documentation/gpu/drivers.rst @@ -12,6 +12,7 @@ GPU Driver Documentation tve200 vc4 bridge/dw-hdmi + xen-front .. only:: subproject and html diff --git a/Documentation/gpu/xen-front.rst b/Documentation/gpu/xen-front.rst new file mode 100644 index 000000000000..009d942386c5 --- /dev/null +++ b/Documentation/gpu/xen-front.rst @@ -0,0 +1,43 @@ +==================================================== + 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 + +Buffers allocated by the frontend driver +---------------------------------------- + +.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h + :doc: Buffers allocated by the frontend driver + +With GEM CMA helpers +~~~~~~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h + :doc: With GEM CMA helpers + +Without GEM CMA helpers +~~~~~~~~~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h + :doc: Without GEM CMA helpers + +Buffers allocated by the backend +-------------------------------- + +.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h + :doc: Buffers allocated by the backend + +Driver limitations +================== + +.. kernel-doc:: drivers/gpu/drm/xen/xen_drm_front.h + :doc: Driver limitations |