[Bug 39282] radeon HD6790 (barts) card produces black+white horizontal stripes on screen when launching Xorg

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=39282

--- Comment #56 from Tomasz <tmciolek at gmail.com> 2012-05-25 16:40:58 PDT ---
(In reply to comment #55)

Jerome 

> I don't think Alex's patch is the right thing to do. At least not according to
> what fglrx is doing.

kernel 3.4.0 + your patch  = same issue as currently experienced.