BugLink: http://bugs.launchpad.net/bugs/1536475

These structures never change so declare them as const.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Krishneil Singh <Krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
(cherry picked from commit f329ad73)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>