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Re: x100e brightness level count wrong



On Sat, 19 Mar 2011, Jake Drexel wrote:
> On 3/18/11, Peter G. (nephros) <thinkpad@xxxxxxxxxxx> wrote:
> > cd /sys/devices/virtual/backlight/acpi_video0
> > for f in * ; do echo -n "$f: "; cat $f; done 2>/dev/null
> > actual_brightness: 10
> > bl_power: 0
> > brightness: 10
> > device: max_brightness: 15
> 
> i only got a backlight at /sys/devices/virtual/backlight/thinkpad_screen/
> is this wrong?

That depends.  Why are you using vendor backlight support instead of ACPI
backlight support?

If it is not being done on purpose, there is something fishy going on, or
you have disabled acpi "video" support.

As always, please check if you don't have to do a firmware (BIOS/EC) update
when any such weirdness happens.

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh

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