** Summary changed:
- Elantech - Touchpad not working after upgrading to 18.10 from 18.04 (ThinkPad
L480|L580|P72)
+ Elantech - Touchpad not working after upgrading to 18.10 from 18.04 (ThinkPad
L480|L580|P72|P52)
** Summary changed:
- Elantech - Touchpad not working after upgrading to 18.10
Lenovo Thinkpad P52 is another laptop that uses this touchpad. Same
issues with the kernel detecting/configuring it.
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Title:
Elantech - Touchpad
According to https://bugs.archlinux.org/task/59714, ThinkPad P72 is also
affected.
** Summary changed:
- Elantech - Touchpad not working after upgrading to 18.10 from 18.04 (ThinkPad
L480)
+ Elantech - Touchpad not working after upgrading to 18.10 from 18.04 (ThinkPad
L480/P72)
** Summary
Ok, I'll discuss with the patch author about how to solve the issue.
Seems to me DMI based quirk is required.
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Title:
Elantech - Touchpad not
@Kai-Heng Feng : Wow, it fixed the issue for me at least, on Lenovo
Thinkpad L580. :) :)
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Title:
Elantech - Touchpad not working after upgrading
Yes, this seems to fix it with 4.20
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Title:
Elantech - Touchpad not working after upgrading to 18.10 from 18.04
(ThinkPad L480)
To manage
Boot with kernel parameter "psmouse.elantech_smbus=0" and see if this
helps.
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Title:
Elantech - Touchpad not working after upgrading to 18.10
I have Lenovo L580. And a similar issue. The install image written to
the USB drive worked fine, but after installation touchpad simply did
not work. I've tried everything suggested (utilizing some google
searches ...), including kernel parameters, blacklisting various i2c hid
modules, and all the
Bug exists in upstream, 4.18.0-10 and 4.18.0-11 but not in 4.15.0-38
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Title:
Elantech - Touchpad not working after upgrading to 18.10 from 18.04
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
Elantech - Touchpad not
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.20 kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel does not fix
Reassigned to the kernel.
** Package changed: xorg (Ubuntu) => linux (Ubuntu)
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Title:
Elantech - Touchpad not working after upgrading to 18.10
Sorry, this is not meant to be in xorg. (Or I actually don't know...)
However the bug-report application itsself seems to be buggy ;) (or the
user using it)
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