tree c44a6e796110d4ae0795c763c58351f8be9f8852
parent b1fe6673298113636f356dce8e8ac2a93a579882
author Ben Widawsky <benjamin.widawsky@intel.com> 1383451643 -0700
committer Daniel Vetter <daniel.vetter@ffwll.ch> 1383930586 +0100

drm/i915/bdw: Implement PPGTT clear range

GEN8 PPGTT range clearing is very similar to GEN6 if we assume that our
PDEs are all valid, which they should be.

v2: Rebase on top of the address space refactoring.

v3: Rebase on top of the bool use_scratch addition to the clear_range interface.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net> (v1)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>