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Message #07455
[Bug 828296] Re: [Latitude E6220/E6420] Brightness hotkeys are sluggish
Marc Legris -> https://launchpad.net/~maaarc-deactivatedaccount-
deactivatedaccount
** Changed in: linux (Ubuntu)
Status: Confirmed => Invalid
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https://bugs.launchpad.net/bugs/828296
Title:
[Latitude E6220/E6420] Brightness hotkeys are sluggish
Status in “linux” package in Ubuntu:
Invalid
Bug description:
Changing the brightness using the brightness hotkeys results in a very
slow change. Both the OSD message and the brightness levels take much
longer to work then other system's instantaneous changes.
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image-3.0.0-8-generic-pae 3.0.0-8.11
ProcVersionSignature: Ubuntu 3.0.0-8.11-generic-pae 3.0.1
Uname: Linux 3.0.0-8-generic-pae i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ubuntu 1108 F.... pulseaudio
/dev/snd/pcmC0D0c: ubuntu 1108 F...m pulseaudio
/dev/snd/pcmC0D0p: ubuntu 1108 F...m pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0x3ec60000 irq 43'
Mixer name : 'Intel CougarPoint HDMI'
Components : 'HDA:111d76e7,102804a9,00100102 HDA:80862805,80860101,00100000'
Controls : 27
Simple ctrls : 13
Date: Wed Aug 17 15:19:23 2011
HibernationDevice: RESUME=UUID=f1f7a9db-8b1f-4def-accf-0602b79dff18
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha i386 (20110815)
IwConfig:
lo no wireless extensions.
eth0 no wireless extensions.
Lsusb:
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 003: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor
MachineType: Dell Inc. Latitude E6220
ProcEnviron:
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-8-generic-pae root=UUID=2ada5b80-e85b-43e7-9758-9b86304e8048 ro quiet splash initcall_debug vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.0.0-8-generic-pae N/A
linux-backports-modules-3.0.0-8-generic-pae N/A
linux-firmware 1.59
RfKill:
0: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
SourcePackage: linux
StagingDrivers: mei
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/28/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: X29
dmi.board.name: 0862D8
dmi.board.vendor: Dell Inc.
dmi.board.version: X00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrX29:bd03/28/2011:svnDellInc.:pnLatitudeE6220:pvr01:rvnDellInc.:rn0862D8:rvrX00:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E6220
dmi.product.version: 01
dmi.sys.vendor: Dell Inc.
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