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[Bug 1549168] Re: Touchpad does not generate evdev events


Fixed in 4.4.0-8

** Changed in: linux (Ubuntu)
       Status: Confirmed => Fix Released

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  Touchpad does not generate evdev events

Status in linux package in Ubuntu:
  Fix Released

Bug description:
  Since at least kernel 4.4.0-4 I do not get any touchpad events. (The
  elantech touchpad)

  This laptop has a touchscreen, which works correct. Connecting a
  bluetooth mouse also works ok.

  I have tested with evtest, and did not receive any events, while I did
  from the touchscreen

  The touchpad does work when using the vanille linux 4.4 kernel from
  kernel.ubuntu.com/mainline. (Also working with 4.5 rcX)

  My HW:
  Dell inspiron 15 7000 series - intel skylake i6700hq - UHD touchscreen - 16GB ram - 1TB sshd

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-4.4.0-6-generic 4.4.0-6.21
  ProcVersionSignature: Ubuntu 4.4.0-6.21-generic 4.4.1
  Uname: Linux 4.4.0-6-generic x86_64
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
   /dev/snd/controlC0:  ltytgat    1575 F.... pulseaudio
  CurrentDesktop: KDE
  Date: Wed Feb 24 09:09:24 2016
  HibernationDevice: RESUME=UUID=9df137cf-8b5c-45ff-87d9-59d5c41ea2a3
  InstallationDate: Installed on 2016-01-02 (52 days ago)
  InstallationMedia: Kubuntu 15.04 "Vivid Vervet" - Beta amd64 (20150408)
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 004: ID 03eb:8a96 Atmel Corp. 
   Bus 001 Device 003: ID 8087:0a2a Intel Corp. 
   Bus 001 Device 002: ID 1bcf:28b0 Sunplus Innovation Technology Inc. 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. Inspiron 7559
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.4.0-6-generic.efi.signed root=UUID=7b4c869c-adca-432a-b543-74e9d2594c0b ro rootflags=subvol=@ noprompt
   linux-restricted-modules-4.4.0-6-generic N/A
   linux-backports-modules-4.4.0-6-generic  N/A
   linux-firmware                           1.156
  SourcePackage: linux
  UpgradeStatus: Upgraded to xenial on 2016-01-02 (52 days ago)
  dmi.bios.date: 11/05/2015
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.1.3
  dmi.board.name: 0H0CC0
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: Not Specified
  dmi.modalias: dmi:bvnDellInc.:bvr1.1.3:bd11/05/2015:svnDellInc.:pnInspiron7559:pvr1.1.3:rvnDellInc.:rn0H0CC0:rvrA00:cvnDellInc.:ct8:cvrNotSpecified:
  dmi.product.name: Inspiron 7559
  dmi.product.version: 1.1.3
  dmi.sys.vendor: Dell Inc.

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