On Sat, 19 Mar 2011, Jake Drexel wrote: > On 3/18/11, Peter G. (nephros) <thinkpad@xxxxxxxxxxx> wrote: > > cd /sys/devices/virtual/backlight/acpi_video0 > > for f in * ; do echo -n "$f: "; cat $f; done 2>/dev/null > > actual_brightness: 10 > > bl_power: 0 > > brightness: 10 > > device: max_brightness: 15 > > i only got a backlight at /sys/devices/virtual/backlight/thinkpad_screen/ > is this wrong? That depends. Why are you using vendor backlight support instead of ACPI backlight support? If it is not being done on purpose, there is something fishy going on, or you have disabled acpi "video" support. As always, please check if you don't have to do a firmware (BIOS/EC) update when any such weirdness happens. -- "One disk to rule them all, One disk to find them. One disk to bring them all and in the darkness grind them. In the Land of Redmond where the shadows lie." -- The Silicon Valley Tarot Henrique Holschuh ------------------------------------------------------------------------------ Enable your software for Intel(R) Active Management Technology to meet the growing manageability and security demands of your customers. Businesses are taking advantage of Intel(R) vPro (TM) technology - will your software be a part of the solution? Download the Intel(R) Manageability Checker today! http://p.sf.net/sfu/intel-dev2devmar _______________________________________________ ibm-acpi-devel mailing list ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/ibm-acpi-devel