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[Lian <liankaohk@xxxxxxxxx>]

Although I upgrade the kernel to 3.15.10-031510-generic, it remains a
problem

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https://bugs.launchpad.net/bugs/1354311

Title:
  [Lenovo IdeaPad Z410] 'ALPS touchpad' incorrectly detected as a PS/2
  mouse

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  After installation of ubuntu 14.04 touch pad is not recognized and it
  happens on older ubuntu versions, also haven't found a fix online for
  the problem

  Ubuntu 3.13.0-32.57-generic 3.13.11.4

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-32-generic 3.13.0-32.57 [modified: boot/vmlinuz-3.13.0-32-generic]
  ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
  Uname: Linux 3.13.0-32-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  angel      1831 F.... pulseaudio
   /dev/snd/controlC1:  angel      1831 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Fri Aug  8 03:57:52 2014
  HibernationDevice: RESUME=UUID=241aad7c-c06d-4b49-afeb-fcff6ffae38c
  InstallationDate: Installed on 2014-08-03 (4 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  MachineType: LENOVO 20292
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic.efi.signed root=UUID=95e5ef06-c4b8-4766-9abc-1286e99449a0 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-32-generic N/A
   linux-backports-modules-3.13.0-32-generic  N/A
   linux-firmware                             1.127.5
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 11/28/2013
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 8DCN38WW
  dmi.board.asset.tag: No Asset Tag
  dmi.board.name: VIUU4
  dmi.board.vendor: LENOVO
  dmi.board.version: 31900058STD
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo IdeaPad Z410
  dmi.modalias: dmi:bvnLENOVO:bvr8DCN38WW:bd11/28/2013:svnLENOVO:pn20292:pvrLenovoIdeaPadZ410:rvnLENOVO:rnVIUU4:rvr31900058STD:cvnLENOVO:ct10:cvrLenovoIdeaPadZ410:
  dmi.product.name: 20292
  dmi.product.version: Lenovo IdeaPad Z410
  dmi.sys.vendor: LENOVO

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