On 06/02/2011 05:48 PM, Corentin Chary wrote: > Hi Ike, > Why do you want to add /sys/devices/platform/ideapad/brightness and > /sys/devices/platform/ideapad/backlight ? > Both of these files should be handled by the generic backlight class > (using brightness and bl_power). This is within VPC2004. In DSDT they are different device from generic backlight. and I try bl_power but can not turning off power of whole LCD. No idea how screensaver do it, looks like just cut off video signal. -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
