22 lines
286 B
Bash
22 lines
286 B
Bash
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#!/bin/bash
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FILE=/sys/devices/pci0000:00/0000:00:02.0/drm/card0/card0-LVDS-1/intel_backlight/brightness
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INC=1
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VAL=255
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while true; do
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VAL=$(($VAL + $INC))
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echo $VAL > $FILE
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if [ $VAL -lt 1 ]; then
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INC=1
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fi;
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if [ $VAL -gt 4434 ]; then
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INC=-1
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fi;
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echo $INC
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echo $VAL
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done
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