For those using Xgl, please uninstall it and re-test xrandr 1.2 commands. As I understand it, Xgl may not support xrandr 1.2. If that resolves it, then this is an Xgl bug, not an fglrx one.
For those using Xgl, please uninstall it and re-test xrandr 1.2 commands. As I understand it, Xgl may not support xrandr 1.2. If that resolves it, then this is an Xgl bug, not an fglrx one.