tree a0bcbe2f5553da8b925b4fba3283ae70a03cc5fa
parent 5af429db7b965ca1cb3f78f2126ecd5bcf423c2a
author Jeykumar Sankaran <jsanka@codeaurora.org> 1361840768 -0800
committer Naseer Ahmed <naseer@codeaurora.org> 1365435363 -0400

hwc: Implement mixed mode composition.

With this change we are moving  MDP composition from all-or-nothing
implementation to mixed mode implementation where layers can
partially be composited through MDP and while rest of the layers are
composed / cached in framebuffer.

        - Mixed mode design is based on layer caching
        - Mixed mode path is configured only when non-bypassing
          layers are cached.
        - Never allow mixed mode when FB needs to be  udpated.
        - If we cannot bypass all MDP comp marked layers, bail
          out completely.

Change-Id: Ie08f39db07e032b537f042d0d2bfe772ebfed049