Gentoo用laptop-mode控制LCD

kingbo

1、
vi /etc/laptop-mode/conf.d/laptop-mode.conf

ENABLE_LAPTOP_MODE_ON_AC=0
改为：
ENABLE_LAPTOP_MODE_ON_AC=1

2、
vi /etc/laptop-mode/conf.d/lcd-brightness.conf

CONTROL_BRIGHTNESS=0
改为：
CONTROL_BRIGHTNESS=1

BATT_BRIGHTNESS_COMMAND="echo [value]"
LM_AC_BRIGHTNESS_COMMAND="echo [value]"
NOLM_AC_BRIGHTNESS_COMMAND="echo [value]"
BRIGHTNESS_OUTPUT="/proc/acpi/video/VID/LCD/brightness"
改为：
BATT_BRIGHTNESS_COMMAND="echo 4"
LM_AC_BRIGHTNESS_COMMAND="echo 12"
NOLM_AC_BRIGHTNESS_COMMAND="echo 8"
BRIGHTNESS_OUTPUT="/sys/class/backlight/acpi_video0/brightness"

cat /sys/class/backlight/acpi_video0/brightness
我的是15，支持0－15，我试了一下就用4，8，12了。