You have been subscribed to a public bug:
Similar bug fixes (see
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1958191) are not
working for my machine. I have used mainline to check kernels 5.15.48,
5.15.50, 5.17 and now 5.18.2.
I have tried updating /etc/default/grub with the following but Desktop
icon flickering persits.
i915.enable_dc=0 intel_idle.max_cstate=2
or
i915.enable_dc=0 intel_idle.max_cstate=4
or
i915.enable_psr=0
:~$ neofetch
-+ssssssssssssssssssyyssss+- OS: Ubuntu 22.04.1 LTS x86_64
.ossssssssssssssssssdMMMNysssso. Host: XPS 13 7390
/ssssssssssshdmmNNmmyNMMMMhssssss/ Kernel: 5.18.2-051802-generic
+ssssssssshmydMMMMMMMNddddyssssssss+ Uptime: 42 mins
/sssssssshNMMMyhhyyyyhmNMMMNhssssssss/ Packages: 2540 (dpkg), 19 (snap)
.ssssssssdMMMNhsssssssssshNMMMdssssssss. Shell: bash 5.1.16
+sssshhhyNMMNyssssssssssssyNMMMysssssss+ Resolution: 3440x1440
ossyNMMMNyMMhsssssssssssssshmmmhssssssso DE: GNOME 42.4
ossyNMMMNyMMhsssssssssssssshmmmhssssssso WM: Mutter
+sssshhhyNMMNyssssssssssssyNMMMysssssss+ WM Theme: Adwaita
.ssssssssdMMMNhsssssssssshNMMMdssssssss. Theme: Yaru-blue [GTK2/3]
/sssssssshNMMMyhhyyyyhdNMMMNhssssssss/ Icons: Yaru-blue [GTK2/3]
+sssssssssdmydMMMMMMMMddddyssssssss+ Terminal: gnome-terminal
/ssssssssssshdmNNNNmyNMMMMhssssss/ CPU: Intel i7-10710U (12) @ 4.700GHz
.ossssssssssssssssssdMMMNysssso. GPU: Intel Comet Lake UHD Graphics
-+sssssssssssssssssyyyssss+- Memory: 2555MiB / 15694MiB
`:+ssssssssssssssssss+:`
:~$ uname -a
Linux alwayssk 5.18.2-051802-generic #202206060740 SMP PREEMPT_DYNAMIC Mon Jun
6 07:46:45 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
:~$ sudo lshw -c display*-display
description: VGA compatible controller
product: Comet Lake UHD Graphics
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
logical name: /dev/fb0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm vga_controller bus_master cap_list rom fb
configuration: depth=32 driver=i915 latency=0 mode=1920x1080
resolution=1920,1080 visual=truecolor xres=1920 yres=1080
resources: iomemory:600-5ff iomemory:400-3ff irq:162
memory:604a000000-604affffff memory:4000000000-400fffffff ioport:3000(size=64)
memory:c0000-dffff
** Affects: linux-meta-oem-5.17 (Ubuntu)
Importance: Undecided
Status: New
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22.04 Screen Flicker Fix Does Not Work (i915.enable_dc=0
intel_idle.max_cstate=2 and i915.enable_psr=0 do not work)
https://bugs.launchpad.net/bugs/1990991
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which is subscribed to linux-meta-oem-5.17 in Ubuntu.
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