From: bugzilla-daemon@freedesktop.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 102646] Screen flickering under amdgpu-experimental [buggy auto power profile]
Date: Sat, 30 Mar 2019 01:41:32 +0000 [thread overview]
Message-ID: <bug-102646-502-X0Y6RttoHL@http.bugs.freedesktop.org/> (raw)
In-Reply-To: <bug-102646-502@http.bugs.freedesktop.org/>
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https://bugs.freedesktop.org/show_bug.cgi?id=102646
--- Comment #74 from bmilreu@gmail.com ---
(In reply to Bastian from comment #73)
> (In reply to Bastian from comment #69)
> > Distro/Kernel: Ubuntu 18.04.2/5.0.2
> > GPU AMD: Readon RX570 - Mesa 19.0
> > Display: Iiyama G23530HSU 75hz
> > Desktop: Gnome
> >
> > video: https://www.youtube.com/watch?v=gNJ2kJ8hsHA
> >
> > Have the same problem as the op. The problems started with the 4.20 Kernels.
> > Had not this problem with 4.19 LTS Kernels. The flickering doesn't appear on
> > wayland if I choose only 60hz. On xorg it is irrelevant how much hz I use,
> > it flickers regardless.
> >
> > sudo -i
> > echo "manual" >
> > /sys/class/drm/card0/device/power_dpm_force_performance_level
> > echo "2" > /sys/class/drm/card0/device/pp_dpm_mclk
> >
> > Fixes the flickering.
>
> Just a quick update. After switching from HDMI to DisplayPort the issue
> resolved itself for me.
That's interesting. It's the opposite for me - only DP flickers, not HDMI.
Lots of people on reddit have been discovering this as they're coming from
older kernels, only this week I've helped 4 different posters asking about it.
We'd like to hear anything from devs at this point so I'll CC this to AMD's DC
dev Nicholas Kazlauskas.
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next prev parent reply other threads:[~2019-03-30 1:41 UTC|newest]
Thread overview: 124+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-10 17:06 [Bug 102646] Screen flickering under amdgpu-experimental (buffer corruptions?) bugzilla-daemon
2017-09-10 17:25 ` bugzilla-daemon
2017-09-11 0:02 ` bugzilla-daemon
2017-09-11 0:20 ` bugzilla-daemon
2017-09-11 0:25 ` bugzilla-daemon
2017-09-12 21:52 ` bugzilla-daemon
2017-09-12 21:53 ` bugzilla-daemon
2017-09-12 21:57 ` bugzilla-daemon
2017-09-13 2:47 ` bugzilla-daemon
2017-09-13 2:52 ` bugzilla-daemon
2017-09-13 13:29 ` bugzilla-daemon
2017-09-14 18:37 ` bugzilla-daemon
2017-09-15 15:38 ` bugzilla-daemon
2017-09-17 0:15 ` bugzilla-daemon
2017-09-17 0:22 ` bugzilla-daemon
2017-10-02 14:14 ` bugzilla-daemon
2017-10-03 20:44 ` bugzilla-daemon
2017-10-03 20:53 ` bugzilla-daemon
2017-10-21 1:54 ` bugzilla-daemon
2017-11-29 23:03 ` bugzilla-daemon
2017-12-14 4:06 ` bugzilla-daemon
2017-12-16 18:35 ` [Bug 102646] Screen flickering under amdgpu-experimental [buggy auto power profile] bugzilla-daemon
2017-12-16 18:37 ` [Bug 102646] [dc] " bugzilla-daemon
2017-12-20 20:22 ` bugzilla-daemon
2017-12-20 20:29 ` bugzilla-daemon
2018-01-30 19:26 ` bugzilla-daemon
2018-03-05 7:10 ` bugzilla-daemon
2018-03-05 7:13 ` bugzilla-daemon
2018-03-13 16:29 ` bugzilla-daemon
2018-03-13 18:05 ` bugzilla-daemon
2018-03-13 19:01 ` bugzilla-daemon
2018-04-22 15:45 ` bugzilla-daemon
2018-05-01 19:30 ` [Bug 102646] " bugzilla-daemon
2018-06-25 18:09 ` bugzilla-daemon
2018-09-06 12:06 ` bugzilla-daemon
2018-10-27 7:40 ` bugzilla-daemon
2018-10-28 18:45 ` bugzilla-daemon
2018-10-29 15:41 ` bugzilla-daemon
2018-10-29 17:57 ` bugzilla-daemon
2018-10-29 18:38 ` bugzilla-daemon
2018-10-31 19:08 ` bugzilla-daemon
2018-10-31 22:57 ` bugzilla-daemon
2018-10-31 23:06 ` bugzilla-daemon
2018-11-01 16:52 ` bugzilla-daemon
2018-11-17 14:00 ` bugzilla-daemon
2018-11-18 17:36 ` bugzilla-daemon
2018-11-18 18:12 ` bugzilla-daemon
2018-11-18 18:38 ` bugzilla-daemon
2018-11-18 18:47 ` bugzilla-daemon
2018-11-18 22:54 ` bugzilla-daemon
2018-11-18 23:16 ` bugzilla-daemon
2018-11-21 11:34 ` bugzilla-daemon
2018-11-21 11:34 ` bugzilla-daemon
2018-11-23 19:35 ` bugzilla-daemon
2018-11-29 11:01 ` bugzilla-daemon
2018-11-29 20:52 ` bugzilla-daemon
2018-11-29 22:40 ` bugzilla-daemon
2018-11-30 1:25 ` bugzilla-daemon
2018-11-30 1:26 ` bugzilla-daemon
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2018-11-30 9:24 ` bugzilla-daemon
2018-12-02 9:17 ` bugzilla-daemon
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2018-12-31 12:49 ` bugzilla-daemon
2018-12-31 12:49 ` bugzilla-daemon
2018-12-31 15:10 ` bugzilla-daemon
2019-01-03 11:49 ` bugzilla-daemon
2019-01-11 9:35 ` bugzilla-daemon
2019-01-21 16:46 ` bugzilla-daemon
2019-02-06 13:44 ` bugzilla-daemon
2019-03-10 9:36 ` bugzilla-daemon
2019-03-10 9:38 ` bugzilla-daemon
2019-03-15 17:12 ` bugzilla-daemon
2019-03-19 20:12 ` bugzilla-daemon
2019-03-20 14:56 ` bugzilla-daemon
2019-03-20 14:57 ` bugzilla-daemon
2019-03-20 16:59 ` bugzilla-daemon
2019-03-20 17:02 ` bugzilla-daemon
2019-03-27 19:03 ` bugzilla-daemon
2019-03-30 1:41 ` bugzilla-daemon [this message]
2019-03-30 4:07 ` bugzilla-daemon
2019-04-04 13:47 ` bugzilla-daemon
2019-04-12 1:15 ` bugzilla-daemon
2019-04-12 1:19 ` bugzilla-daemon
2019-04-12 9:38 ` bugzilla-daemon
2019-04-12 13:47 ` bugzilla-daemon
2019-04-17 14:22 ` bugzilla-daemon
2019-04-18 0:40 ` bugzilla-daemon
2019-04-25 8:14 ` bugzilla-daemon
2019-05-12 4:46 ` bugzilla-daemon
2019-05-12 4:47 ` bugzilla-daemon
2019-05-12 4:50 ` bugzilla-daemon
2019-05-12 9:17 ` bugzilla-daemon
2019-05-12 21:42 ` bugzilla-daemon
2019-05-13 13:57 ` bugzilla-daemon
2019-05-13 14:19 ` bugzilla-daemon
2019-05-13 23:59 ` bugzilla-daemon
2019-06-07 13:56 ` bugzilla-daemon
2019-06-13 23:19 ` bugzilla-daemon
2019-06-17 2:58 ` bugzilla-daemon
2019-06-17 10:27 ` bugzilla-daemon
2019-06-17 13:55 ` bugzilla-daemon
2019-08-05 22:11 ` bugzilla-daemon
2019-08-05 22:11 ` bugzilla-daemon
2019-08-05 23:16 ` bugzilla-daemon
2019-08-06 0:51 ` bugzilla-daemon
2019-08-06 18:54 ` bugzilla-daemon
2019-08-11 5:39 ` bugzilla-daemon
2019-08-12 4:01 ` bugzilla-daemon
2019-08-13 21:26 ` bugzilla-daemon
2019-08-16 20:57 ` bugzilla-daemon
2019-08-17 7:29 ` bugzilla-daemon
2019-08-19 8:45 ` bugzilla-daemon
2019-08-19 11:05 ` bugzilla-daemon
2019-08-19 11:17 ` bugzilla-daemon
2019-08-19 11:20 ` bugzilla-daemon
2019-08-19 11:25 ` bugzilla-daemon
2019-08-19 11:41 ` bugzilla-daemon
2019-08-19 15:01 ` bugzilla-daemon
2019-08-23 10:57 ` bugzilla-daemon
2019-08-23 12:14 ` bugzilla-daemon
2019-09-19 8:40 ` bugzilla-daemon
2019-11-19 8:24 ` bugzilla-daemon
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