[Bug 108085] Intel GeminiLake corruption at top of screen caused by fbc

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108085

--- Comment #49 from Lakshmi <lakshminarayana.vudum at intel.com> ---
(In reply to Daniel Drake from comment #46)
> I tested Linux 5.0, 5.1, next-20190411, and
> drm-tip-2019y-04m-12d-06h-24m-37s.
> 
> All those versions continue to be affected by the bug, trivially reproduced
> in the gdm login manager.
> 
> I also tested applying the above mentioned patch "drm/i915: FBC needs vblank
> before enable / disable" to all those kernel versions. They all reproduced
> the graphical corruption at the top of the screen exactly as before.
> 
> It's now been over 6 months since this bug was reported. Please let me know
> how we can help further.

@Daniel, Have you tried the workaround mentioned in Comment 47?

@James, any advice here?

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