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 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-firmware in Ubuntu. 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 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1372618/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp