https://bugzilla.kernel.org/show_bug.cgi?id=42923

Summary: External monitor on display port has no sync with radeon driver Product: Drivers Version: 2.5 Kernel Version: 3.3.0 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) AssignedTo: drivers_video-dri@kernel-bugs.osdl.org ReportedBy: bghome@gmail.com Regression: No

Description and steps to reproduce can be found here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/952486

Actual Results: An empty screen on external monitor complaining about input timing. Expected Results: GNOME desktop should have shown on external monitor. Build Date & Platform: Build 2012-03-09 on Ubuntu 12.04