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[Bug 1297095] Re: [kernel-unable-to-test-upstream]Backlight control not working in Lenovo Y500

 

Sandesh C, this bug report is being closed due to your last comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1297095/comments/7
regarding this being fixed with an update. For future reference you can
manage the status of your own bugs by clicking on the current status in
the yellow line and then choosing a new status in the revealed drop down
box. You can learn more about bug statuses at
https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time
to report this bug and helping to make Ubuntu better. Please submit any
future bugs you may find.

** Attachment removed: "lspci-vnvn.log"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1297095/+attachment/4042053/+files/lspci-vnvn.log

** Attachment removed: "version.log"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1297095/+attachment/4042054/+files/version.log

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

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https://bugs.launchpad.net/bugs/1297095

Title:
  [kernel-unable-to-test-upstream]Backlight control not working in
  Lenovo Y500

Status in “linux” package in Ubuntu:
  Invalid

Bug description:
  I have done :
  GRUB_CMDLINE_LINUX_DEFAULT="quiet splash thinkpad-acpi.brightness_enable=1 acpi_backlight=vendor"
  in /etc/defaults/grub.cfg and update-grub
  still i'm am unable to control the the screen brightness

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: linux-image-3.11.0-18-generic 3.11.0-18.32
  ProcVersionSignature: Ubuntu 3.11.0-18.32-generic 3.11.10.4
  Uname: Linux 3.11.0-18-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.12.5-0ubuntu2.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  sandeshc   1905 F.... pulseaudio
   /dev/snd/controlC0:  sandeshc   1905 F.... pulseaudio
   /dev/snd/pcmC0D0p:   sandeshc   1905 F...m pulseaudio
  Date: Tue Mar 25 11:12:58 2014
  HibernationDevice: RESUME=UUID=fc659f72-e4d7-4434-bed8-f0f2ee54da04
  InstallationDate: Installed on 2014-02-25 (27 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
  MachineType: LENOVO 20193
  MarkForUpload: True
  ProcEnviron:
   LANGUAGE=en_IN:en
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_IN
   SHELL=/bin/bash
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-18-generic.efi.signed root=UUID=f357b7eb-d6f6-44ea-82d9-9cb2d64b8825 ro quiet splash thinkpad-acpi.brightness_enable=1 acpi_backlight=vendor vt.handoff=7
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions:
   linux-restricted-modules-3.11.0-18-generic N/A
   linux-backports-modules-3.11.0-18-generic  N/A
   linux-firmware                             1.116.2
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 05/21/2013
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 6BCN44WW(V2.04)
  dmi.board.asset.tag: No Asset Tag
  dmi.board.name: INVALID
  dmi.board.vendor: LENOVO
  dmi.board.version: 31900004WIN8 STD SGL
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo IdeaPad Y500
  dmi.modalias: dmi:bvnLENOVO:bvr6BCN44WW(V2.04):bd05/21/2013:svnLENOVO:pn20193:pvrLenovoIdeaPadY500:rvnLENOVO:rnINVALID:rvr31900004WIN8STDSGL:cvnLENOVO:ct10:cvrLenovoIdeaPadY500:
  dmi.product.name: 20193
  dmi.product.version: Lenovo IdeaPad Y500
  dmi.sys.vendor: LENOVO

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