RegistryDwords""EnableBrightnessControl=1
setpci -v -H1 -s 00:01.00 BRIDGE_CONTROL=0
nvidia驱动程序要使用背光,请尝试运行(作为root ):
setpci -v -H1 -s 00:01.00 BRIDGE_CONTROL=0
然后使用gmux_backlight sysfs文件调整背光:
echo 200 > /sys/class/backlight/gmux_backlight/brightness
echo 800 > /sys/class/backlight/gmux_backlight/brightness
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