** Tags added: amdgpu
** Summary changed:
- Flickering screen after waking up from Suspend
+ [amdgpu] Flickering screen after waking up from Suspend
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I have a Radeon 5700 XT and Ryzen 3900X as well. My symptoms are a bit
different though. I'm running 2 identical monitors at 2560x1440 120Hz.
Flickering affects both monitors simultaneously. As in they flicker at
exactly the same time. Often related to how much is changing on the
screen. They
Ian, and everyone other than Pavel,
Please open your own bugs by running:
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so that we can investigate and track the status of your individual
issues.
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Update: After much testing, the only thing I discovered would fix the
issues (including error messages on startup) was to downgrade the kernel
to 5.3.X. Upgrading wouldn't solve it.
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My apologies. I wasn't checking this often enough. I upgraded the kernel
top 5.16 and the issue went away.
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https://bugs.launchpad.net/bugs/1874588
Title:
Flickering screen after
Hello,
I've been noticing what sounds like the same issue as the original post. This
is brand new install of Ubuntu 20.04 after running all updates and restarting.
A clean boot show has no display problems but after I suspend my system I get a
lot of tearing/flashing. If I drop the rate on the
Pavel, are you still seeing the same issue after recent kernel updates?
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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https://bugs.launchpad.net/bugs/1874588
I was wrong in my previous comment. I had to recompile the kernel and
move to a more recent one than 5.4.x that's shipped with 20.04. Tested
this on a fresh 20.04 installation.
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I had the same issue with Ryzen 5 3600x and Radeon 5600xt. For a
different mouse flickering issue when using xrandr, I had to set
following xrandr after I set correct resolution and panning.
xrandr --output DisplayPort-2 --scale 0.x0.
DisplayPort-2 is my primary display. With the above
I've experienced a similar issue on boot, with a Ryzen 7 3800x and a
5700xt on GNOME 3.36.2.
It may be related to a new error message when booting:
amdgpu: [powerplay] failed to send message: NumOfDisplays (64)
$param:0x0003 response
But, contrarily, my flickering issue can be corrected by
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