[Bug 111701] PSR causes graphical glitches on Dell XPS 15 9570

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111701

--- Comment #7 from Sultan Alsawaf <sultan at kerneltoast.com> ---
Hi Jose. Forcing PSR1 fixes the glitches.

root at sultan-box:/home/sultan# more /sys/kernel/debug/dri/0/i915_edp_psr_status
Sink support: yes [0x03]
PSR mode: PSR2 enabled
Source PSR ctl: enabled [0xc0000216]
Source PSR status: DEEP_SLEEP [0x80080130]
Busy frontbuffer bits: 0x00000000
Frame:  PSR2 SU blocks:
0       0
1       0
2       0
3       0
4       0
5       0
6       0
7       0
root at sultan-box:/home/sultan# echo 0x3 >
/sys/kernel/debug/dri/0/i915_edp_psr_debug
root at sultan-box:/home/sultan# more /sys/kernel/debug/dri/0/i915_edp_psr_status
Sink support: yes [0x03]
PSR mode: PSR1 enabled
Source PSR ctl: enabled [0x81f00e26]
Source PSR status: SRDOFFACK [0xc4040016]
Busy frontbuffer bits: 0x00000000
root at sultan-box:/home/sultan#

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20190917/160a4517/attachment.html>