xbacklight on intel

Colin Guthrie gmane at colin.guthr.ie
Wed Nov 28 06:43:20 PST 2007

Khashayar Naderehvandi wrote:
>     So your machine is defaulting to the native register interface.  I
>     wonder if
>     it should be using the legacy interface instead?  Can you try
>      $ xrandr --output LVDS --set BACKLIGHT_CONTROL legacy
>     and see if xbacklight works for you then?
> After changing it to legacy it still does not work. However, runing
> xbacklight -get I know get a figure (around 0.5), whereas before
> switching over to legacy xbacklight returned the mysterious string "nan".

nan probably == "Not a Number" ala Javascript etc. Quite why this is,
however, I haven't the foggiest!


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