> Date: Tue, 22 May 2018 14:04:56 +0200 (CEST) > From: eda...@muj-disk.cz > > >Synopsis: xbacklight not working on Lenovo ideapad S210 Touch > >Category: system > >Environment: > System : OpenBSD 6.3 > Details : OpenBSD 6.3-current (GENERIC.MP) #38: Wed May 9 17:38:06 > MDT 2018 > > dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP > > Architecture: OpenBSD.amd64 > Machine : amd64 > >Description: > > xbacklight not working on Lenovo ideapad S210 Touch. Hotkeys (Fn > F11/F12) not working. > xbacklight -set also. > > >How-To-Repeat: > > xbacklight -set 50 (0 to 100) > or press hotkeys > > always returns > > $ xbacklight -get > 0.000000 > > and brightness is always 100% > >Fix: > I do not know
Try disabling acpivideo and/or acpivout.
