Moves a bunch of junk to .rodata from .data.

 drivers/gpu/drm/mgag200/mgag200.ko:
-.text                       29244
+.text                       29232
-.rodata                       600
+.rodata                       668
-.data                         688
+.data                         620
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450178476-26284-23-git-send-email-boris.brezillon@free-electrons.comSigned-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>