With "xrandr --output LVDS --set BACKLIGHT_CONTROL native" I can adjust my lcd brightness using xbacklight by I am still unable to get my function keys detected.
https://bugs.launchpad.net/ubuntu/+source/linux-source-2.6.15/+bug/38323 I have a sony vaio VGN-CR220e I wonder when my laptop's function keys will be supported by linux Sean Coleman wrote: > I have a fairly recent model: Sony VGN-NR498E, Intel X3100. > > With a fresh install of 8.10, the function keys cause the backlight OSD > to move up and down properly, however there is no adjustment to the > backlight. > > If I use the command "xrandr --output LVDS --set BACKLIGHT_CONTROL > native", I can immediately adjust brightness with the function keys. > With native, I am subject to what I believe above is being called the > oscillation bug. This setup is non-functional. Also, with native, if I > click the power manager icon, the power manager doesn't respond. > > On the other hand, If i use the command "xrandr --output LVDS --set > BACKLIGHT_CONTROL legacy", I have brightness control with the function > keys, and I don't have the oscillation problem. Some other events do > adjust brightness (and leave it that way) though, such as going to > preferences of the power manager dims the display. > > With either BACKLIGHT_CONTROL setting, I don't have to use the > xbacklight command at all, and I don't have xbacklight installed. > > At the moment, "BACKLIGHT_CONTROL legacy" is the only tolerable > situation. > > -- Unable to adjust screen brightness on recent Sony Vaio notebooks, Intel GMA adapter https://bugs.launchpad.net/bugs/173652 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs