tree 6499c1453002d9b61dd5ab9d9d33ab2cb648111f
parent 7e3b8737e719c4de7dd79b096b80ece444b2f0ba
author Daniel Vetter <daniel.vetter@ffwll.ch> 1328804144 +0100
committer Daniel Vetter <daniel.vetter@ffwll.ch> 1328818998 +0100

agp/intel-gtt: export the scratch page dma address

To implement a PPGTT for drm/i915 that fully aliases the GTT, we also
need to properly alias the scratch page.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Tested-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>