There doesn't seem to be anything committed yet:
https://launchpad.net/ubuntu/+source/libinput
** Changed in: libinput (Ubuntu)
Status: Fix Committed => Triaged
** Changed in: libinput (Ubuntu)
Importance: Undecided => Medium
** No longer affects: linux (Ubuntu)
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** Changed in: libinput (Ubuntu)
Status: Incomplete => Fix Committed
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Opened a bug here:
https://bugs.launchpad.net/ubuntu/+source/libinput/+bug/1767559
Haven't done an SRU request before, so we'll see how it goes.
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Damn, just missed out. :/ Thanks Daniel. :)
Looks like there's only very minor changes in 1.10.5, so judging by the
criteria for SRU it shouldn't be too hard. I'll get onto a bug report
for that at some point, it at least can (hopefully) make it into the
18.04.2 release Live CD. Will be a bit of
Oh, ok. I wasn't skilled enough to run all the tests freedesktop asked. I don't
know if a single sample as given there by Sean IIRC is enough accurate for such
a HID that may have its sensitivity range spread around some typical value
supplied by the manufacturer. Then maybe it would be worth
That would have been between 2012 and 2014, during which time Ubuntu did
not use libinput at all. We only started using libinput in Ubuntu in
2017.
You can go back to the old touchpad driver (it was sold with) if you're
willing to use Xorg sessions only. Just install:
sudo apt install
It's a pity remembering this laptop was sold by Dell with Ubuntu 12.04,
regards to Sputnik project. Something, anything else was forgotten?
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It appears the fix is in libinput version 1.10.5, but bionic is shipping
version 1.10.4.
https://lists.freedesktop.org/archives/wayland-devel/2018-April/037934.html
https://launchpad.net/ubuntu/+source/libinput
As today is release day for bionic, we can talk about patching the fix
in after
I just tried the daily Live CD image for Bionic, but the patch to
libinput doesn't seem to have made it in yet. What needs to happen for
the fix to make it into Bionic?
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It does.
You see, I believe bvr in the string surely stands for BIOS Vendor
Release. You are @A08, and I @A10. This may be the reason for a
different "pn" returned string for the exactly same computer.
Silly Vendor
Thank you Sean
Le 15/04/2018 à 12:24, seanlano a écrit :
> On my machine, the
On my machine, the complete string is
dmi:bvnDellInc.:bvrA08:bd04/18/2013:svnDellInc.:pnDellSystemXPSL322X:pvr:rvnDellInc.:rn0WW7PG:rvrA00:cvnDellInc.:ct8:cvr0.1
- so the *XPSL322X* seems to still match. I'm not sure on the syntax
either really, but it seemed to work for me at least - did it work
I'm not skilled at all with hwdb & libinput syntax : didn't you forget
the "pn" substring before *XPSL322X* ?
Le 15/04/2018 à 05:02, seanlano a écrit :
> I've updated my patch to libinput, in
> https://bugs.freedesktop.org/show_bug.cgi?id=104990#c25
>
> Hopefully the devs there will shortly be
I've updated my patch to libinput, in
https://bugs.freedesktop.org/show_bug.cgi?id=104990#c25
Hopefully the devs there will shortly be able to revert the older patch,
apply the new one, and then it will make it's way into Bionic.
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** Changed in: libinput
Status: Confirmed => Fix Released
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
Thank you Sean. I tried and needed to change a bit your tweak so that it
matches :
https://bugs.freedesktop.org/show_bug.cgi?id=104990#c23
Been a pure newb and the trial was so hard for me, I don't feel I'm
courageous enough to push anything in the git.
Can I hope you'll do it or do I have to work
OK, I've worked with the Freedesktop libinput upstream team and have a
patch to fix this issue:
https://bugs.freedesktop.org/show_bug.cgi?id=104990
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I've followed the step linked to in
https://bugs.freedesktop.org/show_bug.cgi?id=104990 and have found that
using 'libinput measure touchpad-pressure --touch-thresholds=105:60
--palm-threshold=230' seemed to work well.
I was not able to format it into the hwdb file, however, so couldn't
actually
Hey Bib, I have not filed a bug for the backlight OSD yet - I was too
lazy ;) I'll "me too" one if you open it though.
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Title:
Hi seanlano. Did you report a bug here for this (I ask to know if I can
"me too") ?
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Title:
XPS13 L322X Bionic (daily dev) touchpad
Yeah I also see the OSD keyboard backlight issue - but I actually have
been seeing that from time to time even in Artful and possibly before. I
assumed it was my hardware playing up, but seems like maybe not. At any
rate, it's not very frequent for me - only a couple of times after boot.
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I posted my own touchpad sensitivity measures at freedesktop link above.
@all you guy using a L322X who tried live USB, did you also hit the
issue where OSD notice popup for keyboard backlight that triggers on
it's own sometimes ?
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I've also got an L322X - and am experiencing this same issue, touchpad
seems to lock up after some time, and is also impossible to click and
drag with.
I've just installed a fresh Bionic system onto my machine, and have the
latest updates. That did not seem to help.
I installed
** Changed in: libinput
Status: Incomplete => Confirmed
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
How do I do this ? I booted a live stick but libinput-tools isn't there
and there is no way to run tests the good old way when disk-creator
allowed to have a user partition or install software in the live
session. How can I run these tests please without breaking my Trusty ?
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Silvio, I gave a try with latest daily Bionic which comes with
libinput10 1.10.3 and the result is exactly the way you describe. My
"laggy" word is not accurate.
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Upstream is awaiting feedback to diagnose this problem. Please comment
there:
https://bugs.freedesktop.org/show_bug.cgi?id=104990
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Hello,
Same problem here with my XPS13 L322X: I installed the daily dev version
yesterday.
The installation of xserver-xorg-input-synaptics reduces the problem (the mouse
is a little more fluid, but does not correct it).
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Thank you for this information Bib, saves me a lot of time. And this
confirms we are talking about the same bug.
I am using Wayland exclusively and have libinput10
1.8.4-0ubuntu0.17.10.1 installed. Touchpad is working fine. So this is
something that was introduced with the version that comes with
Silvio, I gave a try with latest daily Bionic which comes with
libinput10 1.10.3 and the result is exactly the way you describe. My
"laggy" word is not accurate.
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Sorry, maybe try:
ubuntu-bug libinput10
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in libinput:
Incomplete
Well. I had reverted to Artful so that was easier said than done. I
upgraded to Bionic once more. That brought back the problem but "ubuntu-
bug libinput" then complained that I did not have that package
installed. I did not know what libinputxxx package to use and I got
tired of soft-stroking my
Silvio,
Still, it sounds like you're reporting a different problem. This bug is
about the touchpad being laggy (on an older version of libinput).
Please log a new bug for your issue by running this command on the
machine:
ubuntu-bug libinput
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** Changed in: libinput
Status: Confirmed => Incomplete
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
Yes, it is an XPS13 L322X model.
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in libinput:
Confirmed
Status in
Silvio, unless you're using the L322X model, please log a new bug.
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
Sorry for being trigger happy...
I am using a Dell XPS13.
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
I have upgraded to Bionic recently and my touchpad immediately became
close to unusable. The sensitivity was WAY too high so the cursor could
only be moved with extremely low pressure. Anything beyond seemed to be
considered a palm pressure or something. In addition, the touchpad
buttons had
Awaiting information upstream:
https://bugs.freedesktop.org/show_bug.cgi?id=104990
** Changed in: libinput (Ubuntu)
Status: New => Incomplete
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** Changed in: libinput
Status: Incomplete => Confirmed
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
** Changed in: libinput
Status: Confirmed => Incomplete
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in
** Changed in: libinput
Status: Unknown => Confirmed
** Changed in: libinput
Importance: Unknown => Medium
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Title:
XPS13
** Also affects: libinput via
https://bugs.freedesktop.org/show_bug.cgi?id=104990
Importance: Unknown
Status: Unknown
** Changed in: libinput (Ubuntu)
Status: Incomplete => New
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Edit : it seems there are yet other bugs filled about soething around
this.
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
https://bugs.freedesktop.org/show_bug.cgi?id=104990
I can't proper install before this is fixed because it will break my system.
I'd need to buy another M2 SSD to perform this.
** Bug watch added: freedesktop.org Bugzilla #104990
https://bugs.freedesktop.org/show_bug.cgi?id=104990
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OK then. We can either wait for you to install Ubuntu-proper, or you can
progress the issue with libinput developers immediately by going here:
https://bugs.freedesktop.org/enter_bug.cgi?product=wayland=libinput
Please let us know when you have either tested xserver-xorg-input-
synaptics, or
No, it doesn't : E: unable to find package xserver-xorg-input-synaptics
even after I ran a pass of the updates-manager: e.g there was a kernel update
from 4.13.25 to 4.13.32 but once installed an rebooted, no way to select it,
and sudo update-grub fails with ~can't find /cow~
Remember this is a
Thanks for the information.
So that we can confirm if this is a bug in libinput or the kernel,
please try this:
1. sudo apt install xserver-xorg-input-synaptics
2. Log out
3. Log in to "Ubuntu on Xorg".
4. Verify the driver has changed by running "synclient" and you should see lots
of
dpkg -s libinput10 | grep Version
1.9.4-2ubuntu1
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in libinput package
I read the touchpad range bug 1586683. This is not the same as my laptop
is Dell XPS13 developper edition (L322X), and at ~best~ I could say the
behaviour is reversed : my TP would have normal sensitivity on
right+bottom, and poor on center. Although this doesn't look like a
sensitivity issue,
Please tell us the exact version that is problematic:
dpkg -s libinput10 | grep Version
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Title:
XPS13 L322X Bionic (daily dev)
Daniel, comment #11 was probably a double post.
libinput10 is the one in the live
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Title:
XPS13 L322X Bionic (daily dev) touchpad
Bib,
Comment #11 is probably missing because people can hide their own
comments if they make a mistake etc.
A laggy touchpad is probably because you have an old version of libinput
installed. The lag is mostly fixed in the latest libinput version so
please tell us what version of package
The Eleventh Commandment ?
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in libinput package in Ubuntu:
New
So it's more likely to be a userspace issue.
** Also affects: libinput (Ubuntu)
Importance: Undecided
Status: New
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Title:
Just tried : neither this issue with Trusty K4.4.0-112 nor K4.15.1 real
installs.
Only met it with Bionic-dev-Live-K4. I also tried the Live USB with
acpi_osi=Linux as seen (but not mandatory) in my usual /etc/default/grub, with
no difference : touchpad cursor still laggy, often locks for a
Just tried : neither this issue with Trusty K4.4.0-112 nor K4.15.1 real
installs.
Only met it with Bionic-dev-Live-K4. I also tried the Live USB with
acpi_osi=Linux as seen (but not mandatory) in my usual /etc/default/grub, with
no difference : touchpad cursor still laggy, often locks for a
Just tried : neither this issue with Trusty K4.4.0-112 nor K4.15.1 real
installs.
Only met it with Bionic-dev-Live-K4
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Title:
Do you have the issue on Trusty with Linux kernel v4.15?
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Title:
XPS13 L322X Bionic (daily dev) touchpad laggy
Status in linux
Ah, ok, I thought it was a bug with XPS13-AND-BIONIC-AND-K4.13.
I installed in my XPS13 Trusty and I have no issue with the touchpad. Maybe I
didn't wait enough to make sure F6-OSD is bug-free. Maybe these 2 problems are
only related to live-USB ?
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Just install the kernel package. You can remove it anytime. It won't
affect your installed system.
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Title:
XPS13 L322X Bionic
So I don't know howto test the upstream kernel with Bionic in this
machine without overwriting my currently installed Trusty. Or is there
an available Bionic iso with upstream or a tuto on howto replace the
kernel in the iso ?
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I have not this issue since original kernel 3.xx series in Trusty up to the
current 4.4.0-111.
The issue appeared in the live session (not installed)
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Did this issue start happening after an update/upgrade? Was there a
prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.15
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