Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 19 Oct 2014 20:05:40 -0700
From:      Renato Aguiar <renato@aguiar.info>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Lars Engels <lars.engels@0x20.net>, Wojciech Puchar <wojtek@puchar.net>
Subject:   Re: help with backlight control and memory
Message-ID:  <86lhobl9qh.fsf@aguiar.info>
In-Reply-To: <86bnp7tuix.fsf@aguiar.info>
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> <86d29ot9dg.fsf@aguiar.info> <CAJ-VmokW=cJaisC0-7%2Bc0UmdSfVZBxUhHKJ_q%2BrazZUFDE288w@mail.gmail.com> <86bnp7tuix.fsf@aguiar.info>

next in thread | previous in thread | raw e-mail | index | archive | help
Hi Adrian,

I've applied your patch into 10.1-RC2 and now I can set brightness using
sysctl, but I still can't use xbacklight. At least I don't need
acpi_call anymore.

Thanks,

Renato Aguiar writes:

> Hi Adrian,
>
> No, I switched back to stable branch some months ago. I'm currently
> using 10.1-RC2. I've tried to test using snapshot install image, but my
> screen goes blank when I try to load i915kms without running Xorg.
>
> Is the xbacklight tool working for you on X230 as well?
>
> Thanks,
>
> Adrian Chadd writes:
>
>> Is this running the latest -HEAD?
>>
>> Yes, some extra code was glued into the i915kms / drm2 code from Linux
>> that correctly selected the right video output device for the
>> brightness controls. (the opcontrol patch that I committed a couple
>> months back.)
>>
>> The buttons don't work on my X series laptop, but the sysctl does. the
>> buttons work for others on  other X series laptops. It's likely some
>> more ACPI and i915kms things need porting.
>>
>>
>>
>> -a
>>
>>
>> On 19 October 2014 07:34, Renato Aguiar <renato@aguiar.info> wrote:
>>> 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
>> _______________________________________________
>> freebsd-hackers@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-hackers
>> To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"

-- 
Renato Aguiar



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?86lhobl9qh.fsf>