Actually, the resolution is correctly detected during installation, using the patch or not. But not if reconfigured later, see bug #57525 on this issue.
-- [x700] fails to infer lvds for primary connector on acer ferrari 4005 https://launchpad.net/bugs/22985 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs