man radeon still has IgnoreLidStatus, but when put info xorg.conf: (WW) RADEON(0): Option "IgnoreLidStatus" is not used xorg-x11-drv-ati-6.13.0-0.10.20091006git457646d73.fc12.i686
Driver still supports the option for ums. It's not supported with kms.
Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.