[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2013-02-13 Thread James M. Leddy
** Changed in: linux (Ubuntu Precise)
   Status: Confirmed = Invalid

** Changed in: linux (Ubuntu Natty)
   Status: Confirmed = Invalid

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Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-11-16 Thread Joseph Salisbury
This bug was filed against a series that is no longer supported and so
is being marked as Won't Fix. If this issue still exists in a supported
series, please file a new bug.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
   Status: Confirmed = Won't Fix

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-05-15 Thread Kalitko-ilya007
I confirm this bug on a laptop Samsung RV520.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-05-13 Thread VS
I'm seeing the exact same issue on my T61. Adding the
EnableBrightnessControl=1 line to the Screen section of xorg.conf
appears to fix it.

Is it possible to enable the T420-quirks for T61 and R61 as well?

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-05-12 Thread krab1k
Same problem in precise with nvidia-current 295.40 on Thinkpad R61.

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-04-25 Thread Søren Holm
It is not fixed for me.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-03-08 Thread Alberto Milone
** Also affects: nvidia-common (Ubuntu)
   Importance: Undecided
   Status: New

** Changed in: nvidia-common (Ubuntu)
   Status: New = Triaged

** Changed in: nvidia-common (Ubuntu)
 Assignee: (unassigned) = Alberto Milone (albertomilone)

** Changed in: nvidia-common (Ubuntu)
   Importance: Undecided = Medium

** Also affects: linux (Ubuntu Precise)
   Importance: Medium
 Assignee: Robert Hooker (sarvatt)
   Status: Confirmed

** Also affects: nvidia-common (Ubuntu Precise)
   Importance: Medium
 Assignee: Alberto Milone (albertomilone)
   Status: Triaged

** No longer affects: nvidia-common (Ubuntu Natty)

** Changed in: nvidia-common (Ubuntu Precise)
   Status: Triaged = In Progress

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-03-08 Thread Launchpad Bug Tracker
This bug was fixed in the package nvidia-common - 1:0.2.40

---
nvidia-common (1:0.2.40) precise; urgency=low

  * Add quirks to get brightness keys to work on Lenovo T420s
(LP: #773710) and on Dell Latitude E6530 (LP: #914069)
when using NVIDIA's proprietary driver.
 -- Alberto Milone alberto.mil...@canonical.com   Thu, 08 Mar 2012 11:30:56 
+0100

** Changed in: nvidia-common (Ubuntu Precise)
   Status: In Progress = Fix Released

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2012-03-08 Thread Launchpad Bug Tracker
** Branch linked: lp:ubuntu/nvidia-common

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Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-08-31 Thread Ayan George
** Tags added: blocks-hwcert-enablement

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Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-08-08 Thread Luigi R.
Hi this bug affects also my HP DV6-6030el after a bios update 2 days
ago. The previous one was F.06 version, the new one is F.1A. Can you
check your bios version please?

There is no way to control the backlight, it is set at maximum level. I
'm running with ubuntu 11.04 and kernel 2.6.38-11-generic. I tried also
with 2.6.39 rc4 without improvements. The same result with option acpi-
backlight=vendor.

If I try to change the backlight in the kernel log I fing this message:

Aug 8 01:32:08 Houston kernel: [ 1640.031413] atkbd serio0: Unknown key pressed 
(translated set 2, code 0xab on isa0060/serio0).
Aug 8 01:32:08 Houston kernel: [ 1640.031416] atkbd serio0: Use 'setkeycodes 
e02b keycode' to make it known.

Let me know if you need more information.

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-08-08 Thread Luigi R.
Ps: solution #5 doesn't work for me. I create the xorg.conf file using
sudo Xorg -configure in recovery mode. It give me a long xorg file and I
add the line  Option  RegistryDwords
EnableBrightnessControl=1 under intel device section.

What is wrong? this my xorg:

Section ServerLayout
Identifier X.org Configured
Screen  0  Screen0 0 0
Screen  1  Screen1 RightOf Screen0
Screen  2  Screen2 RightOf Screen1
Screen  3  Screen3 RightOf Screen2
Screen  4  Screen4 RightOf Screen3
Screen  5  Screen5 RightOf Screen4
InputDeviceMouse0 CorePointer
InputDeviceKeyboard0 CoreKeyboard
EndSection

Section Files
ModulePath   /usr/lib/xorg/modules
FontPath /usr/share/fonts/X11/misc
FontPath /usr/share/fonts/X11/cyrillic
FontPath /usr/share/fonts/X11/100dpi/:unscaled
FontPath /usr/share/fonts/X11/75dpi/:unscaled
FontPath /usr/share/fonts/X11/Type1
FontPath /usr/share/fonts/X11/100dpi
FontPath /usr/share/fonts/X11/75dpi
FontPath /var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType
FontPath built-ins
EndSection

Section Module
Load  dbe
Load  extmod
Load  record
Load  glx
Load  dri2
Load  dri
EndSection

Section InputDevice
Identifier  Keyboard0
Driver  kbd
EndSection

Section InputDevice
Identifier  Mouse0
Driver  mouse
Option  Protocol auto
Option  Device /dev/input/mice
Option  ZAxisMapping 4 5 6 7
EndSection

Section Monitor
Identifier   Monitor0
VendorName   Monitor Vendor
ModelNameMonitor Model
EndSection

Section Monitor
Identifier   Monitor1
VendorName   Monitor Vendor
ModelNameMonitor Model
EndSection

Section Monitor
Identifier   Monitor2
VendorName   Monitor Vendor
ModelNameMonitor Model
EndSection

Section Monitor
Identifier   Monitor3
VendorName   Monitor Vendor
ModelNameMonitor Model
EndSection

Section Monitor
Identifier   Monitor4
VendorName   Monitor Vendor
ModelNameMonitor Model
EndSection

Section Monitor
Identifier   Monitor5
VendorName   Monitor Vendor
ModelNameMonitor Model
EndSection

Section Device
### Available Driver options are:-
### Values: i: integer, f: float, bool: True/False,
### string: String, freq: f Hz/kHz/MHz,
### percent: f%
### [arg]: arg optional
#Option NoAccel   # [bool]
#Option SWcursor  # [bool]
#Option Dac6Bit   # [bool]
#Option Dac8Bit   # [bool]
#Option BusType   # [str]
#Option CPPIOMode # [bool]
#Option CPusecTimeout # i
#Option AGPMode   # i
#Option AGPFastWrite  # [bool]
#Option AGPSize   # i
#Option GARTSize  # i
#Option RingSize  # i
#Option BufferSize# i
#Option EnableDepthMoves  # [bool]
#Option EnablePageFlip# [bool]
#Option NoBackBuffer  # [bool]
#Option DMAForXv  # [bool]
#Option FBTexPercent  # i
#Option DepthBits # i
#Option PCIAPERSize   # i
#Option AccelDFS  # [bool]
#Option IgnoreEDID# [bool]
#Option CustomEDID# [str]
#Option DisplayPriority   # [str]
#Option PanelSize # [str]
#Option ForceMinDotClock  # freq
#Option ColorTiling   # [bool]
#Option VideoKey  # i
#Option RageTheatreCrystal# i
#Option RageTheatreTunerPort  # i
#Option RageTheatreCompositePort  # i
#Option RageTheatreSVideoPort # i
#Option TunerType # i
#Option RageTheatreMicrocPath # str
#Option RageTheatreMicrocType # str
#Option ScalerWidth   # i
#Option RenderAccel   # [bool]
#Option SubPixelOrder # [str]
#Option ClockGating   # [bool]
#Option VGAAccess # [bool]
#Option ReverseDDC# [bool]
#Option LVDSProbePLL  # [bool]
#Option AccelMethod   # str
#Option DRI   # [bool]
#Option  

[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-07-01 Thread Spencer Gibb
I have the same issue on a lenovo W510 and I can confirm that comment #5
works for my laptop

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  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-06-27 Thread Karl Trygve Kalleberg
On a Lenovo 420s, running Natty (2.6.38-8-generic (64bit), xorg-server
2:1.10.1-1ubuntu1.1, NVIDIA dlloader X Driver  270.41.06  Mon Apr 18
14:55:25 PDT 2011), I can switch to a console (Ctrl-Shift-F1) and change
the brightness there.

Using Fn+Home/End (brightness up/down) changes the brightness indicator
in the top, right corner when running X11. The values of
/sys/devices/virtual/backlight/acpi_video0/{brightness,actual_brightness}
changes as one would expect. However, the builtin LCD remains at a fixed
brightness level when in X.

I noticed these error messages in /var/log/Xorg.0.log which might or
might not be related:

[ 5.073] (WW) Open ACPI failed (/var/run/acpid.socket) (No such file
or directory)


[ 6.423] (II) NVIDIA(0): ACPI: failed to connect to the ACPI event daemon; 
the daemon
[ 6.423] (II) NVIDIA(0): may not be running or the AcpidSocketPath X
[ 6.423] (II) NVIDIA(0): configuration option may not be set correctly. 
 When the
[ 6.423] (II) NVIDIA(0): ACPI event daemon is available, the NVIDIA X 
driver will
[ 6.423] (II) NVIDIA(0): try to use it to receive ACPI event 
notifications.  For
[ 6.423] (II) NVIDIA(0): details, please see the ConnectToAcpid and
[ 6.423] (II) NVIDIA(0): AcpidSocketPath X configuration options in 
Appendix B: X
[ 6.423] (II) NVIDIA(0): Config Options in the README.


However, the acpid.socket file exists and is readable

# file /var/run/acpid.socket 
/var/run/acpid.socket: socket

# ls -la /var/run/acpid.socket 
srw-rw-rw- 1 root root 0 2011-06-24 23:15 /var/run/acpid.socket

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Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-18 Thread Ershaad
I have the identical problem on the Dell Vostro 3300 with Geforce 310M.
It used to work fine in 10.10.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-08 Thread Edwin Grubbs
The solution from comment #5 works for me.
 Option RegistryDwords EnableBrightnessControl=1

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-06 Thread Victor Tuson Palau
** Tags removed: blocks-hwcert

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-05 Thread Jeff Lane
 Jeff: Does adding
 Option RegistryDwords EnableBrightnessControl=1
 to the device section in your /etc/X11/xorg.conf fix it?

Robert, I'm no longer up in the Lexington lab so I can't get hands on
the machine.  I'm adding Marc Legris to this as he is The Man for the
lab up there.

Marc, when you get time, can you look into this for Robert?

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Chris Van Hoof
** Changed in: linux (Ubuntu)
 Assignee: Chris Van Hoof (vanhoof) = Robert Hooker (sarvatt)

** Tags added: hwe-blocker

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Robert Hooker
Jeff: Does adding

Option RegistryDwords EnableBrightnessControl=1

to the device section in your /etc/X11/xorg.conf fix it?

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Osama I. Al-Dosary
I confirm the same issue with a Lenovo W510. 
A similar problem exists with Mavrick 10.10. But with Mavrick I can switch to a 
console (using Ctrl+Alt+f5) and reduce the brightness using the function keys 
then. Whereas this trick doesn't work with Natty.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Osama I. Al-Dosary
Just tried the suggestion in note #5, and so far it works, but can't be sure as 
the problem is inconsistent.
(Of course had the create the xorg.conf file, as it doesn't exist.)

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Osama I. Al-Dosary
CORRECTION: Suggestion in note#5 does NOT work after I suspend then
awake my laptop.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Mumineq
Ok, I have found temporary solution.

In grub i have the following line:

...
linux   /boot/vmlinuz-2.6.38-9-generic-pae 
root=UUID=b0da63e6-8a8d-4671-bb75-cd25c00f6585 ro vga=792  quiet splash 
nomodeset video=uvesafb:mode_option=1440x900-24,mtrr=3,scroll=ywrap vt.handoff=7


If I change it to:

linux   /boot/vmlinuz-2.6.38-9-generic-pae
root=UUID=b0da63e6-8a8d-4671-bb75-cd25c00f6585 ro vga=792

the brightness control works. One boot ago I reinstalled nvidia-current.
I will try to reboot and check if it still works.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-04 Thread Mumineq
I confirm his on lenovo T510

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-03 Thread Vitaly Mygal
I confirm this bug on a laptop Dell Vostro 3700.

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-03 Thread Brad Figg
** Changed in: linux (Ubuntu Natty)
   Status: New = Confirmed

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https://bugs.launchpad.net/bugs/773710

Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
  actually dim or brighten the screen

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-03 Thread Brad Figg
** Changed in: linux (Ubuntu)
   Status: New = Confirmed

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https://bugs.launchpad.net/bugs/773710

Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
  actually dim or brighten the screen

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-05-02 Thread Ara Pulido
Chris, can you have a look, please?

** Changed in: linux (Ubuntu)
   Importance: Undecided = Medium

** Changed in: linux (Ubuntu)
 Assignee: (unassigned) = Chris Van Hoof (vanhoof)

** Also affects: linux (Ubuntu Natty)
   Importance: Undecided
   Status: New

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https://bugs.launchpad.net/bugs/773710

Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
  actually dim or brighten the screen

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-04-30 Thread Jeff Lane
** Tags added: blocks-hwcert

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https://bugs.launchpad.net/bugs/773710

Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
  actually dim or brighten the screen

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[Bug 773710] Re: [Lenovo T420s] Brightness keys make the indicator work, but don't actually dim or brighten the screen

2011-04-29 Thread Jeff Lane
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https://bugs.launchpad.net/bugs/773710

Title:
  [Lenovo T420s] Brightness keys make the indicator work, but don't
  actually dim or brighten the screen

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