'[Bug 102646] Screen flickering under amdgpu-experimental [buggy auto power profile]'

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List:       dri-devel
Subject:    [Bug 102646] Screen flickering under amdgpu-experimental [buggy auto power profile]
From:       bugzilla-daemon () freedesktop ! org
Date:       2018-10-31 23:06:30
Message-ID: bug-102646-502-degvXA0pa7 () http ! bugs ! freedesktop ! org/
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Date: Wed, 31 Oct 2018 23:06:30 +0000
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https://bugs.freedesktop.org/show_bug.cgi?id=102646

--- Comment #38 from bmilreu@gmail.com ---
(In reply to Alex Deucher from comment #36)
> *** Bug 105300 has been marked as a duplicate of this bug. ***

https://bugs.freedesktop.org/show_bug.cgi?id=108322 - Also related. 

When I tested 4.18 kernel the bug used to trigger only @>73hz after
sleep/wakeup. In latest drm-next-4.21-wip triggers as soon as I switch to 75hz.
If I switch back from 75hz to 60hz it keeps flickering until I manually turn my
monitor off/on.

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<html>
    <head>
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    </head>
    <body>
      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Screen flickering under amdgpu-experimental [buggy auto power \
profile]"  href="https://bugs.freedesktop.org/show_bug.cgi?id=102646#c38">Comment # \
38</a>  on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Screen flickering under amdgpu-experimental [buggy auto power \
profile]"  href="https://bugs.freedesktop.org/show_bug.cgi?id=102646">bug 102646</a>
              from <span class="vcard"><a class="email" \
href="mailto:bmilreu&#64;gmail.com" \
title="bmilreu&#64;gmail.com">bmilreu&#64;gmail.com</a> </span></b>
        <pre>(In reply to Alex Deucher from <a \
href="show_bug.cgi?id=102646#c36">comment #36</a>) <span class="quote">&gt; *** <a \
class="bz_bug_link   bz_status_RESOLVED  bz_closed"
   title="RESOLVED DUPLICATE - amd-staging-drm-next-git 4.16 &amp; RX 560 DL-DVI: \
corruption with refreshrates &gt;73Hz when DPM changing VRAM clock"  \
href="show_bug.cgi?id=105300">Bug 105300</a> has been marked as a duplicate of this \
bug. ***</span >

<a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - RX580 Display flickering after waking from suspend"
   href="show_bug.cgi?id=108322">https://bugs.freedesktop.org/show_bug.cgi?id=108322</a> \
- Also related. 

When I tested 4.18 kernel the bug used to trigger only &#64;&gt;73hz after
sleep/wakeup. In latest drm-next-4.21-wip triggers as soon as I switch to 75hz.
If I switch back from 75hz to 60hz it keeps flickering until I manually turn my
monitor off/on.</pre>
        </div>
      </p>

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