On 15 July 2015 12:18:16 GMT-04:00, Paul Irofti <[email protected]> wrote: >> After a cold boot the output is as follows. >> >> 1) Pressing brightness up >> >> acpithinkpad0: handling event 0x1011 >> acpithinkpad0: handling event 0x000 >> >> 2) Pressing brightess down >> >> acpithinkpad0: handling event 0x1011 >> acpithinkpad0: handling event 0x000 >> >> >> Then I suspend zzz, and resume and the output changes slightly to. >> >> 1) Pressing brightness up >> >> acpithinkpad0: handling event 0x1010 >> acpithinkpad0: handling event 0x000 >> >> 2) Pressing brightness down >> >> acpithinkpad0: handling event 0x1011 >> acpithinkpad0: handling event 0x000 >> >> For some reason pressing the brightness up command gives the >brightness >> down event, but doesn't actually change the brightness until a >> suspend/resume cycle is done. > >Interesting, so the brightness does not change even if you press >brightness down. Right?
Right. Not until I've done a suspend resume cycle does the brightness change in any direction. Which is really bizarre. Could this maybe be a BIOS/firmware issue? I will try updating my BIOS if there is a newer version available.
