Difference between revisions of "Lenovo ThinkPad X220"

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(Heat issues)
Line 11: Line 11:
 
=== Heat issues ===
 
=== Heat issues ===
  
According to a [https://bbs.archlinux.org/viewtopic.php?pid=1030495#p1030495 forum post] you should set some power saving options in '''/etc/modprobe.d/modprobe.conf''' or add them to your ''kernel'' line in your '''menu.lst'''.
+
According to a [https://bbs.archlinux.org/viewtopic.php?pid=1030495#p1030495 forum post] you should set some power saving options in '''/etc/modprobe.d/modprobe.conf''' or add them to your ''kernel'' line in your '''menu.lst'''. We use rc6=7 for deepest sleep mode.
 
  options i915 modeset=1
 
  options i915 modeset=1
  options i915 i915_enable_rc6=1
+
  options i915 i915_enable_rc6=7
 
  options i915 i915_enable_fbc=1  
 
  options i915 i915_enable_fbc=1  
 
  options i915 lvds_downclock=1
 
  options i915 lvds_downclock=1
  
 
As well you could suffer of [https://bbs.archlinux.org/viewtopic.php?id=150743 Kernel Power Regressions].
 
As well you could suffer of [https://bbs.archlinux.org/viewtopic.php?id=150743 Kernel Power Regressions].
 +
 
==See also==
 
==See also==
 
* Arch user blogs about the X220  
 
* Arch user blogs about the X220  

Revision as of 13:26, 15 February 2013

Tango-document-new.pngThis article is a stub.Tango-document-new.png

Notes: please use the first argument of the template to provide more detailed indications. (Discuss in Talk:Lenovo ThinkPad X220#)

Setup

Graphics

The graphic card is supported by the xf86-video-intel driver package from the extra repository. The Xorg server makes use of this automatically. There's no need for a Xorg configuration file.

pacman -S xf86-video-intel

Configuration

Heat issues

According to a forum post you should set some power saving options in /etc/modprobe.d/modprobe.conf or add them to your kernel line in your menu.lst. We use rc6=7 for deepest sleep mode.

options i915 modeset=1
options i915 i915_enable_rc6=7
options i915 i915_enable_fbc=1 
options i915 lvds_downclock=1

As well you could suffer of Kernel Power Regressions.

See also