On Sat, Sep 09, 2023 at 10:19:36AM +0000, bugzilla-daemon@xxxxxxxxxx wrote: > Hi, > > My setup is a dual monitor 4K/144Hz with running sway on it. Both monitors are > connected via DP to a Advanced Micro Devices, Inc. [AMD/ATI] Navi 31 [Radeon RX > 7900 XT/7900 XTX]. Usually if i don't change monitor settings everything works > as expected. The monitors do also wake up flawlessly after system idling. > > However, sometimes i turn off the second monitor (for example for playing > games). For that i made a shortcut in sway which looks like this. > > bindsym $mod+Shift+F12 output DP-2 toggle > > Now, turning the monitor of works as expected. However, turning it back on i > encounter following erros/problems: > Main Workspace (Desktop) freezes, second monitor tries to get turned on. (The > monitor led goes up) > After some time (couple of seconds, around 10-15sec) the main desktop works > again, the second screen goes off again. > At that point i usually have to reboot the system to get the second monitor > back. > > In dmesg is see following entries: > [ 8623.325357] [drm] enabling link 1 failed: 15 > [ 8623.382238] [drm] REG_WAIT timeout 10us * 5000 tries - > enc32_stream_encoder_dp_unblank line:348 > [ 8623.437493] [drm] REG_WAIT timeout 10us * 5000 tries - > enc32_stream_encoder_dp_unblank line:357 > [ 8638.435963] [drm:amdgpu_dm_atomic_check] *ERROR* [CRTC:81:crtc-3] hw_done or > flip_done timed out > > This is also something which can be reproduces quite easily. However sometimes > it works almost without problems. (in that case, the monitor comes back but the > desktop on the main monitor looks distorted/corruped - maximizing a application > fixes that) > > This also seems to be a regression. With kernel 6.2 and 6.3 this worked as > expected. > > I'm using following kernel: > Linux x2 6.5.2-gentoo #1 SMP PREEMPT_DYNAMIC Sat Sep 9 00:29:42 CEST 2023 > x86_64 AMD Ryzen 9 7950X3D 16-Core Processor AuthenticAMD GNU/Linux > > As soon as there is a linux-6.6 kernel available in gentoo i'll try that one > too. You may try compiling your own kernel instead of having to wait for the kernel package to be updated. See Documentation/admin-guide/quickly-build-trimmed-linux.rst for full instructions. In any case, please also report to freedesktop tracker [1]. Thanks. [1]: https://gitlab.freedesktop.org/drm/amd/-/issues -- An old man doll... just what I always wanted! - Clara
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