Workaround works great until kde power applet is loaded (and no brightness level reported). Then adjustment only works if I press keys once in several seconds, I.e. pressing FN-down three times in row has effect of only single press, (if I keep pressing, presses will only take effect once in several seconds), although brightness level is reported on screen.
Workaround works great until kde power applet is loaded (and no brightness level reported). Then adjustment only works if I press keys once in several seconds, I.e. pressing FN-down three times in row has effect of only single press, (if I keep pressing, presses will only take effect once in several seconds), although brightness level is reported on screen.