gralloc: introduce planeresources

maintain planeresources and additional helper structure
gralloc_drm_plane_t for planes, also prints out plane formats on startup.

Change-Id: Ibc717d646acd581b8c247c22d269260e78d92fd9
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
2 files changed