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To: Miguel Clara <miguelmclara@gmail.com>, 
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Subject: Re: Questions on adding backlight support for the i915 driver
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Cc: Adrian Chadd <adrian@freebsd.org>,
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31.01.2015 10:30, Miguel Clara пишет:
> On Sat, Jan 31, 2015 at 8:19 AM, Elizabeth Myers <elizabeth@interlinked.me>
> wrote:
>
>> On 01/31/15 02:15, Miguel Clara wrote:
>>> Working fine on a HP running current as I've noted in the other thread
>>> as for the keys.
>>> This one (and most HP Pavillion models) use the Fn+F(2/3) but the keys,
>>> and my Acer (and I think not all are like this) use "Fn+<-/->"
>> If your keys work (as in, they do things in FreeBSD), does sysctl and
>> the keys work together just fine with no weird effects?
>>
>> The only weird problem I could possibly think of that could come up is
>> that the keys do a simple add/subtract to the PCM values, and so the
>> brightness ends up wrong. See if that happens.
>>
>>
> Well, in the HP the keys don't do nothing it seems not even "xev" reports
> anything when I use them, but they could be wrongly mapped maybe...
>
> On the acer I do see keycodes from xev, but Im using lumina and If I try to
> map them to anything it doesn't work... I'll see what happens after reboot
> though.
>
>
All works fine (sysctl and Fn-keys) on my Thinkpad E530 with IvyBridge!