[Intel-gfx] BACKLIGHT_CONTROL and xrandr
yakui.zhao at intel.com
Tue Apr 6 17:36:37 PDT 2010
On Tue, 2010-04-06 at 23:43 +0800, Sergio Monteiro Basto wrote:
> Hi , I have fedora 12 updated , with kernel 220.127.116.11-99.fc12.i686.PAE ,
> with have new bits of drm by Arlied.
> Back to drv-intel 2.5.1 I wrote
> "xrandr --output LVDS --set BACKLIGHT_CONTROL legacy, look like that
> fixes the issue. The difference about drv-intel 2.2.1 and drv-intel
> 2.5.1 , in this case, is only, the default BACKLIGHT_CONTROL value."
> but now I can't even see BACKLIGHT_CONTROL properties .
> xrandr --properties don't show any info for BACKLIGHT_CONTROL
> am I missing something ?
Can you confirm whether the brightness interface can be found
If it exists, please confirm whether the brightness can be adjusted
by using the following command?
echo XXX > /sys/class/backlight/*/brightness
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