[Bug 83461] hdmi screen flicker/unusable

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=83461

--- Comment #37 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to Joerg Esser from comment #35)
> I had similar problems until I used 3.18.7.
> I couldn´t even boot beyond radeon load. The whole kernel crashed and my
> Monitor showed no usable signal. I had to blacklist and load it manually
> with option radeon.dpm=0, after turning on my Monitor . With kernel 3.18.6 I
> could use the radeon option radeon.aspm=0, but still had to turn on my
> Monitor before radeon module load.
> 
> Now with this kernel I only need radeon.aspm=0 and no blacklist option,
> either the Monitor is turned on before or after radeon module load. Also GPU
> speedup with Video output works fine.

Please file a different bug.  This bug and the patch only affect old asics like
the RS880.  Something else must have fixed the issue for you.

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