Public bug reported: CID: 201206-11418 Dell Inspiron N5425
After the proprietary driver, fglrx-experimental-12, was installed via jockey, the brightness control does not work at all on this system. (It works with radeon driver.) Unable to control brightness with brightness key, neither with "Birhgtness and Lock" in System Settings. ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: linux-image-3.5.0-34-generic 3.5.0-34.55~precise1 ProcVersionSignature: Ubuntu 3.5.0-34.55~precise1-generic 3.5.7.13 Uname: Linux 3.5.0-34-generic x86_64 AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25. ApportVersion: 2.0.1-0ubuntu17.3 Architecture: amd64 ArecordDevices: **** List of CAPTURE Hardware Devices **** card 1: Generic [HD-Audio Generic], device 0: CONEXANT Analog [CONEXANT Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: ubuntu 1738 F.... pulseaudio /dev/snd/controlC0: ubuntu 1738 F.... pulseaudio CRDA: country TW: (2402 - 2472 @ 40), (3, 27) (5270 - 5330 @ 40), (3, 17), DFS (5735 - 5815 @ 40), (3, 30) Card0.Amixer.info: Card hw:0 'HDMI'/'HDA ATI HDMI at 0xfeb44000 irq 52' Mixer name : 'ATI R6xx HDMI' Components : 'HDA:1002aa01,00aa0100,00100300' Controls : 6 Simple ctrls : 1 Card0.Amixer.values: Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [on] Card1.Amixer.info: Card hw:1 'Generic'/'HD-Audio Generic at 0xfeb40000 irq 16' Mixer name : 'Conexant CX20590' Components : 'HDA:14f1506e,10280561,00100003' Controls : 20 Simple ctrls : 10 Date: Fri Jun 14 16:00:35 2013 HibernationDevice: RESUME=UUID=770418a5-35a9-4a8e-b5e7-1773a925f90e InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213) MachineType: Dell Inc. Inspiron 5425 MarkForUpload: True ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 radeondrmfb 1 radeondrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-34-generic root=UUID=9514e072-517d-4e5f-8d45-fd769b1a95c6 ro quiet splash radeon.audio=1 vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.5.0-34-generic N/A linux-backports-modules-3.5.0-34-generic N/A linux-firmware 1.79.4 SourcePackage: linux StagingDrivers: rts5139 UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/30/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: X31 dmi.board.name: Inspiron 5425 dmi.board.vendor: Dell Inc. dmi.board.version: A02 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: Not Specified dmi.modalias: dmi:bvnDellInc.:bvrX31:bd01/30/2013:svnDellInc.:pnInspiron5425:pvrNotSpecified:rvnDellInc.:rnInspiron5425:rvrA02:cvnDellInc.:ct8:cvrNotSpecified: dmi.product.name: Inspiron 5425 dmi.product.version: Not Specified dmi.sys.vendor: Dell Inc. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Anthony Wong (anthonywong) Status: New ** Tags: 201206-11418 amd64 apport-bug blocks-hwcert precise qa-kernel-lts-testing running-unity staging taipei-lab -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1190903 Title: Unable to control brightness with fglrx driver To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1190903/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs