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[Anthony Wong <anthony.wong@xxxxxxxxxx>]

** Changed in: hwe-next
     Assignee: (unassigned) => AceLan Kao (acelankao)

** Changed in: hwe-next
   Importance: Undecided => Medium

** Changed in: hwe-next
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1380459

Title:
  [Dell Latitude 3450] Brightness cannot be adjusted on 14.04

Status in HWE Next Project:
  Confirmed
Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  CID: 201407-15273 Dell Latitude 3450

  The brightness key does not work on this system, but the brightness level indicator will change with the key press event.
  It can't be adjusted with the "Brightness and Lock" applet as well.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-37-generic 3.13.0-37.64
  ProcVersionSignature: Ubuntu 3.13.0-37.64-generic 3.13.11.7
  Uname: Linux 3.13.0-37-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  ubuntu     1675 F.... pulseaudio
   /dev/snd/controlC0:  ubuntu     1675 F.... pulseaudio
  CRDA:
   country TW:
   	(2402 - 2472 @ 40), (3, 27)
   	(5270 - 5330 @ 40), (3, 17), DFS
   	(5735 - 5815 @ 40), (3, 30)
  CurrentDesktop: Unity
  CurrentDmesg:
   [   18.758040] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
   [   25.952714] init: plymouth-upstart-bridge main process ended, respawning
   [   25.965016] init: plymouth-upstart-bridge main process ended, respawning
  Date: Sun Oct 12 23:19:23 2014
  HibernationDevice: RESUME=UUID=cc661c2c-2753-48af-a7b7-2e488e0d3104
  InstallationDate: Installed on 2014-10-13 (0 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  MachineType: Dell Inc. Latitude 3450
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-37-generic root=UUID=47399cd3-9a2c-4133-b667-251caf01c578 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-37-generic N/A
   linux-backports-modules-3.13.0-37-generic  N/A
   linux-firmware                             1.127.7
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 07/24/2014
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: T40
  dmi.board.name: 013C61
  dmi.board.vendor: Dell Inc.
  dmi.board.version: X03
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrT40:bd07/24/2014:svnDellInc.:pnLatitude3450:pvr01:rvnDellInc.:rn013C61:rvrX03:cvnDellInc.:ct9:cvr:
  dmi.product.name: Latitude 3450
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.

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