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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Heavy screen flickering in OpenGL apps on R9 390"
href="https://bugs.freedesktop.org/show_bug.cgi?id=96326#c7">Comment # 7</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Heavy screen flickering in OpenGL apps on R9 390"
href="https://bugs.freedesktop.org/show_bug.cgi?id=96326">bug 96326</a>
from <span class="vcard"><a class="email" href="mailto:alexdeucher@gmail.com" title="Alex Deucher <alexdeucher@gmail.com>"> <span class="fn">Alex Deucher</span></a>
</span></b>
<pre>(In reply to Jan Ziak from <a href="show_bug.cgi?id=96326#c6">comment #6</a>)
<span class="quote">> (In reply to Alex Deucher from <a href="show_bug.cgi?id=96326#c3">comment #3</a>)
> > Please attach your xorg log and dmesg output.
>
> Upstream Linux kernel does not support variable mclk on R9 390. I enabled
> variable mclk by patching some code in drivers/gpu/drm/amd/amdgpu/ (mostly
> ci_dpm.c).</span >
What patch(es) did you use?
<span class="quote">>
> dmesg output contains some logging messages I added to my copy of Linux
> kernel source code.
>
> > What resolution and refresh rate are you using on your monitor?
>
> 1920x1080 60Hz
>
> > Also are you using radeon or amdgpu?
>
> Currently amdgpu.ko, radeon.ko in the past.</span ></pre>
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