Ubuntu
linux-source-2.6.22 package

  1. Bug #173652
  2. Comment #117

Comment 117 for bug 173652

Revision history for this message
Michael Lustfield (michaellustfield) wrote : Re: Unable to adjust screen brightness on recent Sony Vaio notebooks, Intel GMA adapter

You didn't follow the instructions on that site, did you?

The patch right now is to JUST run this command:
xrandr --output LVDS --set BACKLIGHT_CONTROL native

This is the only fix that's been confirmed.