Public bug reported:
I'm using HP Pavilion DV6. After upgrade to Ubuntu 17.10 from 17.04 I
can't adjust display brightness. when I press F2|F3 keys icon brightness
appears, the controller moves but the brightness doesn't change.
ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: xorg 1:7.7+19ubuntu3
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Uname: Linux 4.13.0-16-generic x86_64
NonfreeKernelModules: wl
.tmp.unity_support_test.0:
ApportVersion: 2.20.7-0ubuntu3
Architecture: amd64
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Thu Oct 19 22:14:51 2017
DistUpgraded: 2017-10-19 21:15:33,861 DEBUG Running PostInstallScript:
'./xorg_fix_proprietary.py'
DistroCodename: artful
DistroVariant: ubuntu
DkmsStatus:
bcmwl, 6.30.223.271+bdcom, 4.10.0-37-generic, x86_64: installed
bcmwl, 6.30.223.271+bdcom, 4.13.0-16-generic, x86_64: installed
ExtraDebuggingInterest: Yes
GraphicsCard:
Intel Corporation 2nd Generation Core Processor Family Integrated Graphics
Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
Subsystem: Hewlett-Packard Company 2nd Generation Core Processor Family
Integrated Graphics Controller [103c:3388]
Advanced Micro Devices, Inc. [AMD/ATI] Whistler [Radeon HD 6730M/6770M/7690M
XT] [1002:6740] (rev ff) (prog-if ff)
InstallationDate: Installed on 2017-06-18 (123 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
MachineType: Hewlett-Packard HP Pavilion dv6 Notebook PC
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic
root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to artful on 2017-10-19 (0 days ago)
dmi.bios.date: 04/25/2011
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: F.13
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 3388
dmi.board.vendor: Hewlett-Packard
dmi.board.version: 10.25
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnHewlett-Packard:bvrF.13:bd04/25/2011:svnHewlett-Packard:pnHPPaviliondv6NotebookPC:pvr058F110000244710000610100:rvnHewlett-Packard:rn3388:rvr10.25:cvnHewlett-Packard:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV G=N L=CON B=HP S=PAV
dmi.product.name: HP Pavilion dv6 Notebook PC
dmi.product.version: 058F110000244710000610100
dmi.sys.vendor: Hewlett-Packard
version.compiz: compiz 1:0.9.13.1+17.10.20170901-0ubuntu1
version.libdrm2: libdrm2 2.4.83-1
version.libgl1-mesa-dri: libgl1-mesa-dri 17.2.2-0ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx 17.2.2-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.19.5-0ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.10.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20170309-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2
** Affects: xorg (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug artful ubuntu wayland-session
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https://bugs.launchpad.net/bugs/1724933
Title:
I can't adjust display brightness
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