tree 9ddc3b8eda1f941782f09adfdd0a30658c2720b1
parent a4969dd78735ea61bf67712987e1bd69d32e243c
author Ville Syrjälä <ville.syrjala@linux.intel.com> 1404795715 +0530
committer Daniel Vetter <daniel.vetter@ffwll.ch> 1405115052 +0200

drm: Add drm_rect rotation functions

Add some helper functions to move drm_rects between different rotated
coordinate spaces. One function does the forward transform and
another does the inverse.

Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>