[Bug 63931] [7 Series] [Backlight] Incorrectly driver set backlight

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=63931

--- Comment #11 from Igor <i.gnatenko.brain at gmail.com> ---
Created attachment 78560
  --> https://bugs.freedesktop.org/attachment.cgi?id=78560&action=edit
Logfile from test xrandr

I wrote little script for test xrandr.
#!/bin/bash
LOGFILE=test_xrandr.log
echo -n > $LOGFILE
for b in {1..100}
do
  xrandr --output LVDS1 --set Backlight $b
  echo "Test $b value:" >> $LOGFILE
  xrandr --verbose | grep -i backlight  >> $LOGFILE
done

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