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From: Renato Aguiar <renato@aguiar.info>
To: Lars Engels <lars.engels@0x20.net>
Subject: Re: help with backlight control and memory
Date: Sun, 19 Oct 2014 07:34:14 -0700
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Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>,
 Adrian Chadd <adrian@freebsd.org>, Wojciech Puchar <wojtek@puchar.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