Touchpad not detected

Bug #1818690 reported by Jens
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

Built-in touchpad is not detected/working. The output of cat /proc/bus/input/devices is attached.

ProblemType: Bug
DistroRelease: Ubuntu 18.10
Package: linux-image-4.18.0-15-generic 4.18.0-15.16
ProcVersionSignature: Ubuntu 4.18.0-15.16-generic 4.18.20
Uname: Linux 4.18.0-15-generic x86_64
ApportVersion: 2.20.10-0ubuntu13.2
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: jens 2250 F.... pulseaudio
 /dev/snd/controlC1: jens 2250 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Tue Mar 5 16:23:26 2019
InstallationDate: Installed on 2019-03-01 (3 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3)
MachineType: Medion Akoya P6647
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-15-generic root=UUID=2f3d4c9a-9f90-41d6-bc89-9feb60802f5a ro quiet splash nouveau.modeset=0 vt.handoff=1
RelatedPackageVersions:
 linux-restricted-modules-4.18.0-15-generic N/A
 linux-backports-modules-4.18.0-15-generic N/A
 linux-firmware 1.175.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/29/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: C15B.606
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: Akoya P6647
dmi.board.vendor: Medion
dmi.board.version: 1.0
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Medion
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrC15B.606:bd01/29/2015:svnMedion:pnAkoyaP6647:pvr1.0:rvnMedion:rnAkoyaP6647:rvr1.0:cvnMedion:ct3:cvrToBeFilledByO.E.M.:
dmi.product.family: MEDION Family
dmi.product.name: Akoya P6647
dmi.product.sku: 0
dmi.product.version: 1.0
dmi.sys.vendor: Medion

Revision history for this message
Jens (jens123) wrote :
Revision history for this message
Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote : Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status: New → Confirmed
Revision history for this message
Jens (jens123) wrote :

Found a solution in this thread: https://askubuntu.com/questions/525629/touchpad-is-not-recognized

Editing a line in /etc/default/grub to look like this:

GRUB_CMDLINE_LINUX_DEFAULT="quiet splash i8042.reset i8042.nomux i8042.nopnp i8042.noloop"

did the trick.

Revision history for this message
Kai-Heng Feng (kaihengfeng) wrote :

Possible to find the exact "i8042.*" that makes it work?

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