Bug 111846

Summary:

Suspend to RAM cause screen to glitch on navi10

Product:

DRI

Reporter:

Yuxuan Shui <yshuiv7>

Component:

DRM/AMDgpu

Assignee:

Default DRI bug account <dri-devel>

Status:

RESOLVED MOVED

QA Contact:

Severity:

normal

Priority:

not set

Version:

unspecified

Hardware:

x86-64 (AMD64)

OS:

Linux (All)

Whiteboard:

i915 platform:

i915 features:

Attachments:

Description	Flags
dmesg (from suspend entry to exit)	none
Xorg.0.log (has a couple of suspension/hibernation)	none

Description Yuxuan Shui 2019-09-27 23:36:11 UTC

To reproduce:

1. have two monitors (not sure if necessary, also the two monitors i have have different resolutions)
2. suspend computer to ram
3. wake up computer
4. screen flickers

Observation:

1. set pp_dpm_mclk immediately fix the problem
2. after step 1, set power_dpm_force_performance_level to "auto", then the problem reappears.
3. flicker doesn't occur on vconsole

Software Versions:

This bug occurs on linux 5.3.0, xorg 1.20.5, mesa 19.3.0 40087ffc5b9

Comment 1 Alex Deucher 2019-10-01 14:48:49 UTC

Please attach your xorg log (if using X) and your dmesg output.

Comment 2 Yuxuan Shui 2019-10-02 01:18:01 UTC

Created attachment 145610 [details]
dmesg (from suspend entry to exit)

Comment 3 Yuxuan Shui 2019-10-02 01:21:31 UTC

Created attachment 145611 [details]
Xorg.0.log (has a couple of suspension/hibernation)

Comment 4 Yuxuan Shui 2019-10-18 21:04:17 UTC

Looks like this happens after a GPU reset as well.

Comment 5 Martin Peres 2019-11-19 09:56:01 UTC

-- GitLab Migration Automatic Message --

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