Same issue on 4.0.0-040000rc7-generic ** Tags added: kernel-bug-exists-upstream
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1447869 Title: Brightness FN keys Not working - Dell Status in linux package in Ubuntu: Incomplete Bug description: The Brightness FN keys (fn+f4 and fn+f5) once pressed don't generate any `evdev`, this happens on some Dell laptops like Inspiron 14z (N411z), Dell XPS 13. It has been reported in the past but the old bugs look abandoned. This functionality was working fine before and according with old bug report was probably introduced with Ubuntu 13.04. Any chance to get it fixed/reverted ? Old bug with more info: - https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1229591 - https://bugs.launchpad.net/ubuntu/+source/linux/+bug/954661 (unsupported) - https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1280394 (duplicated) --- ApportVersion: 2.17.2-0ubuntu1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: fra 3202 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 15.04 HibernationDevice: RESUME=UUID=5b95e473-75da-434b-9123-66887ff65f11 InstallationDate: Installed on 2014-03-10 (410 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140309) MachineType: Dell Inc. Dell System Inspiron N411Z Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-9-generic root=/dev/mapper/ubuntu--vg-lv_root ro quiet splash acpi_backlight=vendor intel_pstate=enable vt.handoff=7 ProcVersionSignature: Ubuntu 3.19.0-9.9-generic 3.19.1 RelatedPackageVersions: linux-restricted-modules-3.19.0-9-generic N/A linux-backports-modules-3.19.0-9-generic N/A linux-firmware 1.143 Tags: vivid UdevLog: Uname: Linux 3.19.0-9-generic x86_64 UpgradeStatus: Upgraded to vivid on 2015-03-20 (34 days ago) UserGroups: adm cdrom debian-tor dip disk libvirtd lpadmin plugdev sambashare sudo www-data _MarkForUpload: True dmi.bios.date: 09/10/2012 dmi.bios.vendor: Dell Inc. dmi.bios.version: A06 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: 0P01VP dmi.board.vendor: Dell Inc. dmi.board.version: FAB1 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnDellInc.:bvrA06:bd09/10/2012:svnDellInc.:pnDellSystemInspironN411Z:pvr:rvnDellInc.:rn0P01VP:rvrFAB1:cvnDellInc.:ct8:cvr0.1: dmi.product.name: Dell System Inspiron N411Z dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1447869/+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