查看当前 backlight 由什么控制:
一般都是
intel
.
ls /sys/class/backlight
查看当前的亮度:
cat /sys/class/backlight/intel_backlight/max_brightness
修改亮度:
echo 5000 | sudo tee /sys/class/backlight/intel_backlight/brightness
查看当前 backlight 由什么控制:
一般都是
intel
.
ls /sys/class/backlight
查看当前的亮度:
cat /sys/class/backlight/intel_backlight/max_brightness
修改亮度:
echo 5000 | sudo tee /sys/class/backlight/intel_backlight/brightness