Date: Sun, 19 Oct 2014 07:34:14 -0700 From: Renato Aguiar <renato@aguiar.info> To: Lars Engels <lars.engels@0x20.net> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Adrian Chadd <adrian@freebsd.org>, Wojciech Puchar <wojtek@puchar.net> Subject: Re: help with backlight control and memory Message-ID: <86d29ot9dg.fsf@aguiar.info> In-Reply-To: <20141019102848.GR72082@e-new.0x20.net> References: <alpine.BSF.2.11.1410161415440.39168@laptop> <CAJ-VmokRqoBj_jqcvtJ1WOMYX_Vu3G5Tx6ZGxocY0Xz9xyUYNA@mail.gmail.com> <alpine.BSF.2.11.1410182303050.756@laptop> <20141019102848.GR72082@e-new.0x20.net>
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Hi Lars, On my X230 I only can change brightness calling acpi directly using acpi_call. Did you make some additional configuration to be able to use sysctl to control brightness? Thanks, Lars Engels writes: > On Sat, Oct 18, 2014 at 11:03:38PM +0200, Wojciech Puchar wrote: >> tried. jsut after kernel is loaded backlight control keys stops working. >> tried loading every acpi_* kernel module that is available, with no >> results > > On my X230 running HEAD brightness keys only work when acpi_video.ko is > _not_ loaded. When it is loaded, I can control brightness with sysctl, > though. -- Renato Aguiar
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