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Message #22633
[Bug 664045] Re: Toshiba Satellite R630 Can't control brightness of display after suspend
Hi, i have an Portege R700, and this bug still exists on 13.10. How can
i use apport-collect to add the required information to this bug? It
says that I don't have the rights, since it is not my bug.
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https://bugs.launchpad.net/bugs/664045
Title:
Toshiba Satellite R630 Can't control brightness of display after
suspend
Status in “linux” package in Ubuntu:
Incomplete
Bug description:
I have Toshiba Satellite R630, modification of Portege R700 with embedded intel i915 video card. After resuming from suspend mode display brightness stays same as it was before suspend, but it is impossible to changed brightness by function keys or by command line. I tried to use kernel parameter acpi_backlight=vendor, also tried to use alternative kernels from Kamal Mostafa, which he created for related problem (Bug #568611), s2ram with different options. Nothing worked. One interesting effect was when using "vbetool post" - screen gone black, only deformated cursor in graphic mode, but I could change brightness by function keys. vbetool with any other options (vbestate save/restore and so on) didn't work for me.
I use Ubuntu 10.10, previous version 10.04 had same bug.
ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: xorg 1:7.5+6ubuntu3
ProcVersionSignature: Ubuntu 2.6.32-25.44-generic 2.6.32.21+drm33.7
Uname: Linux 2.6.32-25-generic x86_64
NonfreeKernelModules: wl
Architecture: amd64
DRM.card0.DisplayPort.1:
status: disconnected
enabled: disabled
dpms: Off
modes:
edid-base64:
DRM.card0.HDMI_Type_A.1:
status: disconnected
enabled: disabled
dpms: Off
modes:
edid-base64:
DRM.card0.LVDS.1:
status: connected
enabled: enabled
dpms: On
modes: 1366x768
edid-base64:
DRM.card0.VGA.1:
status: disconnected
enabled: disabled
dpms: Off
modes:
edid-base64:
Date: Wed Oct 20 20:56:14 2010
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
MachineType: TOSHIBA Satellite R630
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-25-generic root=UUID=f2fd007d-3288-4d45-abfe-f21ce856a177 ro quiet splash acpi_backlight=vendor
ProcEnviron:
LANG=ru_RU.utf8
SHELL=/bin/bash
SourcePackage: xorg
Symptom: display
dmi.bios.date: 06/28/2010
dmi.bios.vendor: TOSHIBA
dmi.bios.version: Version 1.30
dmi.board.asset.tag: 0000000000
dmi.board.name: Portable PC
dmi.board.vendor: TOSHIBA
dmi.board.version: Version A0
dmi.chassis.asset.tag: 0000000000
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: Version 1.0
dmi.modalias: dmi:bvnTOSHIBA:bvrVersion1.30:bd06/28/2010:svnTOSHIBA:pnSatelliteR630:pvrPT31LE-00F00URU:rvnTOSHIBA:rnPortablePC:rvrVersionA0:cvnTOSHIBA:ct10:cvrVersion1.0:
dmi.product.name: Satellite R630
dmi.product.version: PT31LE-00F00URU
dmi.sys.vendor: TOSHIBA
glxinfo: Error: [Errno 2] Нет такого файла или каталога
system:
distro: Ubuntu
codename: maverick
architecture: x86_64
kernel: 2.6.32-25-generic
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