Please keep all discussion about the touchpad in bug 1899913.
** Summary changed:
- [Lenovo Yoga Slim 7 14IIL05] Incomplete screen redraws
+ [Lenovo Yoga Slim 7 14IIL05] PSR causes incomplete screen redraws
** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Changed in: linux (Ubu
yes ! I am Gonna tell you that same Now its perfectly fine no glitches
and tearing issue now.But I want to Know does touchpad issue is solved
in UBuntu 20.04LTS for lenovo yoga 7
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I would edit /etc/default/grub and add i915.enable_psr=0 to the
GRUB_CMDLINE_LINUX_DEFAULT line.
Then run:
sudo update-grub
and reboot.
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Please tell me proper procedure to change value to zero
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Title:
[Lenovo Yoga Slim 7 14IIL05] Incomplete screen redraws
Status in li
It said -1
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Title:
[Lenovo Yoga Slim 7 14IIL05] Incomplete screen redraws
Status in linux package in Ubuntu:
Incomplete
Bug desc
Another simple test to verify you've set the parameter is to run:
sudo cat /sys/module/i915/parameters/enable_psr
It should print zero.
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Also
> after booting to recovery boot brightness controlling have some issue
is not a bug. It's expected behaviour in recovery mode.
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You may need to run:
sudo update-grub
and reboot again before it starts working.
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Title:
[Lenovo Yoga Slim 7 14IIL05] Incomplete
Please check /proc/cmdline and verify it contains the new parameter:
i915.enable_psr=0
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Title:
[Lenovo Yoga Slim 7 14IIL05] Incomple
i think there is some issue with intel gpu driver because sometime
ubuntu stuck on bootscreen and glitches and tearing is common in every
scenario and after booting to recovery boot brightness controlling have
some issue and all tends towards the ghraphics bug.
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As you said to change the i915.enable_psr =0 i have save it to suno nano
etc/kernal/cmdline after rebooting my pc there is more screen tearing
problem.
yeah i am using ubuntu in 2 device one in my old lenovo g570 model and
new lenovo yoga 7i and in G570 there is no problem such as screen
tearing o
Also the touchpad issue is bug 1899913.
** Tags added: regression-release
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Title:
[Lenovo Yoga Slim 7 14IIL05] Incomplete screen re
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