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[Daniel Beck <1372618@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

The keyboard backlight of my SONY VAIO SE15 does not work.

This is the corresponding dmesg output
[   21.500543] sony_laptop: handle 0x014b: keyboard backlight setup already done for 0x0143
[   21.500546] sony_laptop: couldn't set up keyboard backlight function (-16)
[   21.500774] sony_laptop: brightness ignored, must be controlled by ACPI video driver
[   21.500785] sony_laptop: SNC setup done.


daniel@daniel-laptop:~$ lsb_release -rd
Description:	Ubuntu Utopic Unicorn (development branch)
Release:	14.10

daniel@daniel-laptop:~$ uname -a
Linux daniel-laptop 3.16.0-16-generic #22-Ubuntu SMP Wed Sep 17 18:47:43 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

** Affects: linux-firmware (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1372618

Title:
  Sony vaio keyboard backlight does not work

Status in “linux-firmware” package in Ubuntu:
  New

Bug description:
  The keyboard backlight of my SONY VAIO SE15 does not work.

  This is the corresponding dmesg output
  [   21.500543] sony_laptop: handle 0x014b: keyboard backlight setup already done for 0x0143
  [   21.500546] sony_laptop: couldn't set up keyboard backlight function (-16)
  [   21.500774] sony_laptop: brightness ignored, must be controlled by ACPI video driver
  [   21.500785] sony_laptop: SNC setup done.

  
  daniel@daniel-laptop:~$ lsb_release -rd
  Description:	Ubuntu Utopic Unicorn (development branch)
  Release:	14.10

  daniel@daniel-laptop:~$ uname -a
  Linux daniel-laptop 3.16.0-16-generic #22-Ubuntu SMP Wed Sep 17 18:47:43 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

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