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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Martin Peres changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #116 from tempel.jul...@gmail.com --- Ahzo's patch is now merged in drm-next-5.5-wip branch: https://cgit.freedesktop.org/~agd5f/linux/commit/?h=drm-next-5.5-wip=f659bb6dae58c113805f92822e4c16ddd3156b79 Big thanks for including! --

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #115 from tempel.jul...@gmail.com --- There is a new patch series that should allow memclock switching with same refreshrate multi monitor setup: https://lists.freedesktop.org/archives/amd-gfx/2019-August/038995.html -- You are

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #114 from Yuxuan Shui --- (In reply to magist3r from comment #111) > (In reply to tempel.julian from comment #110) > > (In reply to magist3r from comment #109) > > > My patch fixes a bug that breaks this behavior when OverDrive mask

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #113 from Adrian Przekwas --- (In reply to tempel.julian from comment #108) > I suppose also the Windows driver enforces maximum VRAM clock in your case > all the time? Windows users are reporting max vram clock if 2 (especially

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #112 from tempel.jul...@gmail.com --- (In reply to magist3r from comment #111) > It's not caused by my patch. Try to disable overdrive mask, revert the patch > and you will see the same behavior. There is dynamic VRAM clocking

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #111 from magist3r --- (In reply to tempel.julian from comment #110) > (In reply to magist3r from comment #109) > > My patch fixes a bug that breaks this behavior when OverDrive mask is > > enabled, nothing more. > > It

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #110 from tempel.jul...@gmail.com --- (In reply to magist3r from comment #109) > My patch fixes a bug that breaks this behavior when OverDrive mask is > enabled, nothing more. It unfortunately also forces my single display 1440p

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #109 from magist3r --- (In reply to tempel.julian from comment #108) > I suppose also the Windows driver enforces maximum VRAM clock in your case > all the time? If that is true, it would definitely be a cool thing if we > could get

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #108 from tempel.jul...@gmail.com --- I suppose also the Windows driver enforces maximum VRAM clock in your case all the time? If that is true, it would definitely be a cool thing if we could get a patch into upstream to cover that

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #107 from magist3r --- (In reply to reject5514 from comment #106) > (In reply to magist3r from comment #105) > > (In reply to reject5514 from comment #103) > > > I have this problem on Archlinux 5.2.8-arch1-1-ARCH when connected 2 >

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #106 from reject5...@naver.com --- (In reply to magist3r from comment #105) > (In reply to reject5514 from comment #103) > > I have this problem on Archlinux 5.2.8-arch1-1-ARCH when connected 2 > > monitors(1920x1080 @ 60Hz) and

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #105 from magist3r --- (In reply to reject5514 from comment #103) > I have this problem on Archlinux 5.2.8-arch1-1-ARCH when connected 2 > monitors(1920x1080 @ 60Hz) and amdgpu.ppfeaturemask=0x option > enabled. Patch didn't

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #104 from Adrian Przekwas --- The patch fixed the issue for me - Radeon RX 580, 1920x1080@75Hz, connected via DisplayPort. -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #103 from reject5...@naver.com --- I have this problem on Archlinux 5.2.8-arch1-1-ARCH when connected 2 monitors(1920x1080 @ 60Hz) and amdgpu.ppfeaturemask=0x option enabled. Patch didn't work for me. My GPU is RX570. --

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #102 from Maxim Ivanov --- I have also compiled a kernel for myself with this patch and I can confirm it is working correctly under amdgpu with my monitor (1920x1080 @ 75Hz) ! -- You are receiving this mail because: You are the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #101 from Maxim Ivanov --- (In reply to Ahzo from comment #97) > Created attachment 144950 [details] [review] > Patch to fix the problem > > TLDR: A script to reproduce and a patch to fix this problem are attached. > > The problem

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #100 from timm...@gmail.com --- Ahzo, I also verified your patch using my monitor's max resolution/freq 2560x1440/75Hz (my preferred settings), on Manjaro 5.2.6-arch1-1-custom. Thanks! -- You are receiving this mail because: You

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #99 from tempel.jul...@gmail.com --- Wow, finally a fix. It seems to work without issues for me now with 2560x1440 75Hz. You're a true hero! =) Will test some higher refreshrates tomorrow, I can overclock my display to 100Hz or

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #98 from a...@tutanota.com --- Created attachment 144951 --> https://bugs.freedesktop.org/attachment.cgi?id=144951=edit Script to reproduce the problem -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 a...@tutanota.com changed: What|Removed |Added CC||a...@tutanota.com --- Comment #97

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #96 from magist3r --- (In reply to tempel.julian from comment #95) > but it forces VRAM into highest state with amdgpu.dc=1 Yes, and this is what the kernel code does to prevent flickering. My patch is only about doing the same

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #95 from tempel.jul...@gmail.com --- This is probably what some people want, but it forces VRAM into highest state with amdgpu.dc=1, while it has no effect with amdgpu.dc=0 (still flickers). -- You are receiving this mail because:

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #94 from magist3r --- Created attachment 144565 --> https://bugs.freedesktop.org/attachment.cgi?id=144565=edit proposed fix FINALLY!!! I fixed the issue. A small patch with a fix is in the attachment. Feel free to suggest a

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Seth Lorecanth changed: What|Removed |Added CC||issethloreca...@gmail.com --- Comment

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #92 from magist3r --- Just for the reference: screen flickering appears for me only with amdgpu.ppfeaturemask=0x. I think to flash my card with OC'ed BIOS and disable buggy OverDrive completely. -- You are receiving this

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 magist3r changed: What|Removed |Added Attachment #144237|0 |1 is obsolete|

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #90 from tempel.jul...@gmail.com --- Same issue: patching file drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c Hunk #5 FAILED at 3943. Hunk #6 succeeded at 3954 (offset -4 lines). Hunk #7 succeeded at 4038 (offset -4 lines). Hunk

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #89 from Alex Deucher --- Try against this branch: https://cgit.freedesktop.org/~agd5f/linux/log/?h=amd-staging-drm-next -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #88 from bmil...@gmail.com --- (In reply to tempel.julian from comment #87) > Applying the patch to 5.0, 5.1 and drm-next-5.2-wip fails with > > patching file drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c > Hunk #5 FAILED at

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #87 from tempel.jul...@gmail.com --- Applying the patch to 5.0, 5.1 and drm-next-5.2-wip fails with patching file drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c Hunk #5 FAILED at 3943. Hunk #6 succeeded at 3951 (offset -7 lines).

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #86 from evan.q...@amd.com --- Can anyone give the attachment 144237 a try and let me know the result? And if the issue still exists, please apply attachment 144238 also which can provide more debug outputs. -- You are receiving

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #85 from evan.q...@amd.com --- Created attachment 144238 --> https://bugs.freedesktop.org/attachment.cgi?id=144238=edit Added some verbose debugs -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #84 from evan.q...@amd.com --- Created attachment 144237 --> https://bugs.freedesktop.org/attachment.cgi?id=144237=edit Clean up the fast uclk switch settings on SMU7 asics -- You are receiving this mail because: You are the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #83 from Tom B --- I have a similar problem with my Radeon VII. My testing/experiments are outlined here: https://bugs.freedesktop.org/show_bug.cgi?id=110510 sorry for the long post! However my bug seems slightly different albeit

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #82 from kyrotti...@yahoo.com --- My solution, well more of a workaround and since I had this problem even with default MESA that comes packaged with Kernel 5.05.XX, was to retune my monitor to my GPU instead of letting my GPU try to

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #81 from tempel.jul...@gmail.com --- I really hope this bug is not just not occurring with Vega because it uses HBM2, so that we won't see it again with Navi GPUs which probably will use GDDR5/6. -- You are receiving this mail

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #80 from Garrett --- well...even better solution: install Radeon-Profile sudo su cd /usr/bin radeon-profile boom...manual control with the radeon-profile GUI...something i've not once seen mentioned in any tutorials. as long as

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #79 from Garrett --- turns out if you just echo "0" for both sclk and mclk it fixes it at 75hz. cant say for higher refresh rate, but my GPU is running stock now. what a weird problem to have :/ -- You are receiving this mail

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #78 from Garrett --- (In reply to IvvanVG from comment #76) > problem because of this commit > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/ > ?h=linux-4.18.y=d9ef158adf04b81772a7e9d682a054614ebac2fd >

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #77 from Garrett --- small change to a comment above: sudo -i echo "manual" > /sys/class/drm/card0/device/power_dpm_force_performance_level echo "2" > /sys/class/drm/card0/device/pp_dpm_sclk (notice NOT pp_dpm_mclk) allows my

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #76 from IvvanVG --- problem because of this commit https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-4.18.y=d9ef158adf04b81772a7e9d682a054614ebac2fd discussion on Ubuntu was here

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #75 from Antonio --- Something I've noticed is that on my system, playing games doesn't flicker (Bordelands 2 for example) when there's a lot of action/movement. -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #74 from bmil...@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

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #73 from Bastian --- (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:

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #72 from tempel.jul...@gmail.com --- Well, I just accepted to lose 2Hz and use a custom edid with 73Hz instead of 75. -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #71 from bmil...@gmail.com --- (In reply to George Scorer from comment #70) > Building on julien tempel's workaround, here's a somewhat more complex > script to manage the memory p-state jumps. It switches between low and high >

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 George Scorer changed: What|Removed |Added Priority|low |high Severity|minor

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 George Scorer changed: What|Removed |Added Priority|high|low Severity|major

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #69 from Bastian --- 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

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #68 from bmil...@gmail.com --- At this point we need at least a workaround. Add a runtime kernel parameter that keeps memory clock maxed up always, even after sleep/wake and resolution changes. -- You are receiving this mail

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Maxim Ivanov changed: What|Removed |Added Priority|medium |high -- You are receiving this mail

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #67 from Maxim Ivanov --- Any updates on this? It seems like this bug has been around for quite a while now. -- You are receiving this mail because: You are the assignee for the bug.___

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #66 from Lefteris Chatzimparmpas --- While the workaround with power_dpm_force_performance_level/pp_dpm_mclk works for me, I found another way to stop the flickering, which I mention here in case it helps debugging. My monitor has

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #65 from bmil...@gmail.com --- Please look at this devs, still no solution in mind? -- You are receiving this mail because: You are the assignee for the bug.___ dri-devel mailing list

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #64 from marlo...@gmail.com --- Just received 4.20 kernel in ArchLinux and got the same problem. High performance profile or manual with max memory clock works around. -- You are receiving this mail because: You are the assignee

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Michel Dänzer changed: What|Removed |Added CC|mic...@daenzer.net | --- Comment #63 from Michel Dänzer

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #62 from Alex Deucher --- (In reply to Scias from comment #60) > I also noticed it doesn't happen if using dual/multiple screens. Looks like > the vram clock is forced to the highest state in this case. Is this a normal > behavior?

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #61 from Tim Writer --- I'm out-of-office, returning on Jan. 3. I will be checking e-mail but responses will be delayed. Regards, Tim -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #60 from Scias --- Still happening on Linux-amd-staging 4.21 unfortunately. Even with VariableRefresh/Freesync working. I also noticed it doesn't happen if using dual/multiple screens. Looks like the vram clock is forced to the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #59 from bmil...@gmail.com --- 4.20 released with this still, no fix in the way? -- You are receiving this mail because: You are the assignee for the bug.___ dri-devel mailing list

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #58 from tempel.jul...@gmail.com --- I've written a small script to only write into pp_dpm_mclk when it's not forced into pstate 2: #!/bin/bash if ! cat /sys/class/drm/card0/device/pp_dpm_mclk | grep -xqFe "2: 2250Mhz *" then

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #57 from tempel.jul...@gmail.com --- Instead of my usual DL-DVI display, I connected a Samsung C27H711 via Display Port. It officially offers 2560x1440 75Hz and the very same flickering issue occurs. I suspect the Polaris Windows

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #56 from tempel.jul...@gmail.com --- (In reply to bmilreu from comment #55) > (In reply to Alex Deucher from comment #53) > > Created attachment 142662 [details] [review] [review] > > possible fix > > > > How about this patch? > >

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #55 from bmil...@gmail.com --- (In reply to Alex Deucher from comment #53) > Created attachment 142662 [details] [review] > possible fix > > How about this patch? for me it still flickers after sleep/wake @75hz unless I lock mclck

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Alex Deucher changed: What|Removed |Added CC||almo...@gmail.com --- Comment #54 from

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #53 from Alex Deucher --- Created attachment 142662 --> https://bugs.freedesktop.org/attachment.cgi?id=142662=edit possible fix How about this patch? -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #52 from tempel.jul...@gmail.com --- It still flickers with 4.21-wip build including this patch. -- You are receiving this mail because: You are the assignee for the bug.___ dri-devel

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #51 from Alex Deucher --- Does this patch help? https://patchwork.freedesktop.org/patch/264781/ or this patch for older kernels: https://bugs.freedesktop.org/attachment.cgi?id=142660 -- You are receiving this mail because: You are

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #50 from tempel.jul...@gmail.com --- Or just watch pp_dpm_mclk e.g. every second instead of constantly writing into it, and write only in case of a change? -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #49 from bmil...@gmail.com --- (In reply to tempel.julian from comment #46) > As a workaround, a timer job/script writing every few seconds might do the > trick. I tried a systemd timer but it floods my dmesg every time it triggers

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #47 from tempel.jul...@gmail.com --- I had the chance to test three different GPUs: RX 560: flickers RX 580: flickers RX Vega 56: doesn't flicker (and saves way more power than Polaris at the same time) -- You are receiving this

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #48 from Tim Writer --- I'm out-of-office for jury duty Nov. 19 - Dec. 11, returning on Dec. 12. I will be checking e-mail daily and will endeavour to route important e-mail to my team. Regards, Tim -- You are receiving this mail

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #46 from tempel.jul...@gmail.com --- As a workaround, a timer job/script writing every few seconds might do the trick. -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #45 from bmil...@gmail.com --- A temporary way to at least lock mclck forever would be great until this is fixed. There is no sane way to do it permanently (some events switch it back to auto, IE resolution changes and sleep/wake)

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #44 from tempel.jul...@gmail.com --- I have this issue also without amdgpu.ppfeaturemask=0x. amdgpu.dc 0 or 1 doesn't make a difference for me. -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #43 from afm --- OK really sorry for the noise on this ticket. It seems I did this to myself with featuremask 0xfff . All is working without it. (i had been using watman gtk) -- You are receiving this mail because: You are the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #42 from afm --- Just to add. I noticed the corruption during the plymouth boot screen too. After just waking the monitors from DPMS i got corruption until I echo'd 0 again. -- You are receiving this mail because: You are the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #41 from afm --- RX 570 1002:67df [AMD/ATI] Ellesmere [Radeon RX 470/480/570/570X/580/580X/590] (rev ef) Kernel: 4.19.2-300.fc29.x86_64 1920x1080 59.93*+ Lots of strange flickering and black lines with dc=1. Strange ghosting

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #40 from tempel.jul...@gmail.com --- Still having this issue with 2560 x 1440 @ 75Hz and latest 4.21-wip kernel. Manually forcing a single VRAM clock state eliminates the flicker artifacts. As soon as there is dynamic VRAM clocking

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #39 from bmil...@gmail.com --- Another interesting info, even with amdgpu.dc=0 I get flickering @75hz. Difference is the flickering immediatly stops when I switch back to 60hz (no need to reboot or switch monitor off/on) -- You are

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #38 from bmil...@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

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #37 from bmil...@gmail.com --- (In reply to Alex Deucher from comment #35) > (In reply to bmilreu from comment #34) > > The flickering issues I have with 75hz are gone after forcing profile to > > high. > > The disables mclk

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Alex Deucher changed: What|Removed |Added CC||tempel.jul...@gmail.com --- Comment #36

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #35 from Alex Deucher --- (In reply to bmilreu from comment #34) > The flickering issues I have with 75hz are gone after forcing profile to > high. The disables mclk switching by forcing the clocks to high. What modes and refresh

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #34 from bmil...@gmail.com --- Alex this bug looks like the same I reported here https://bugs.freedesktop.org/show_bug.cgi?id=108322 The flickering issues I have with 75hz are gone after forcing profile to high. -- You are

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #33 from Alex Deucher --- The mclk switching needs to happen during the vblank period to avoid the flickering. If there is not enough time in the vblank period, you may see flickering outside of the blanking period. Can you figure

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #32 from Peter --- (In reply to L.Y. Sim from comment #30) > I have this issue on a 3840x1600 Acer XR382CQK with an RX560 with Kernel > 4.18.5-1 on Manjaro. > > When I set the refresh rate to 75Hz, severe artifacts and flickering

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #31 from Timothy Pearson --- (In reply to L.Y. Sim from comment #30) > I have this issue on a 3840x1600 Acer XR382CQK with an RX560 with Kernel > 4.18.5-1 on Manjaro. > > When I set the refresh rate to 75Hz, severe artifacts and

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #30 from L.Y. Sim --- I have this issue on a 3840x1600 Acer XR382CQK with an RX560 with Kernel 4.18.5-1 on Manjaro. When I set the refresh rate to 75Hz, severe artifacts and flickering appear. Both echo high >

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 --- Comment #29 from Hadrien Lacour --- For what it's worth, the problem seems gone since I switched from 4.16.16 to 4.17.2 (with CONFIG_DRM_AMD_DC=y). -- You are receiving this mail because: You are the assignee for the

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Justin Mitzel changed: What|Removed |Added Summary|[dc] Screen flickering |Screen

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

https://bugs.freedesktop.org/show_bug.cgi?id=102646 Justin Mitzel changed: What|Removed |Added Summary|Screen flickering under |Screen