I can confirm that adding file /etc/modprobe.d/radeon.conf with contents "options radeon new_pll=0 modeset=0" fixes the problem. (Lenovo T60 with external Samsung 950B 19" monitor). Thanks!
-- [RV515] [LENOVO T60] external screen display shows "shivering", horizontal refresh offset https://bugs.launchpad.net/bugs/541501 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
