tree fd0ba59b8a4fdb2b05aeba16a1ac9c430f2db638
parent 7e3d88f9cce3ea3350fa25b89393a6dd2b8e5ed4
author Joonyoung Shim <jy0922.shim@samsung.com> 1371621785 +0900
committer Dave Airlie <airlied@redhat.com> 1372387652 +1000

drm/prime: support to cache mapping

The drm prime also can support it like GEM CMA supports to cache
mapping. It doesn't allow multiple mappings for one attachment.

[airlied: rebased on top of other prime changes]
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>