I have the same issue with my HD 6790. Thanks very much for your patch, but sadly it does not work for me. I patched sources of kernel 3.3.7, but the black and white stripes are still there.
(In reply to comment #52) > Created attachment 62067 [details] [review] > Fix backend map > > This patch should definitely fix your issue, it works for me on my HD6790. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in Ubuntu. https://bugs.launchpad.net/bugs/840140 Title: Graphical corruption then black screen using an ATI Radeon 6790 card on boot To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-driver-ati/+bug/840140/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
