Re: LED devices & poll() for brightness attribute

From	Hans de Goede <hdegoede@redhat.com>
Newsgroups	linux.kernel
Subject	Re: LED devices & poll() for brightness attribute
Date	2017-02-24 10:00 +0100
Message-ID	<tejTk-66Y-19@gated-at.bofh.it> (permalink)
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Hi,

On 24-02-17 09:50, Pali Rohár wrote:
> On Thursday 23 February 2017 22:03:21 Pavel Machek wrote:
>> So, if you seriously want to do this, can you
>>
>> 1) write specification explaining how desktops should poll() the
>> brightness files
>>
>> 2) get someone to volunteer to implement that specification for at
>> least GNOME and KDE?
>
> Hm... Probably I should try to implement it myself :-) and look deeply
> what I'm proposing...
>
> Hans, you probably already did some changes for hw brightness changed
> attribute... Do you have some links or application parts which handle
> this for GNOME, KDE or other DE? So I could look at correct application?
>
> IIRC KDE4 uses upowerd for controlling keyboard backlight.

Gnome uses upower too, and current upower master has patches to
support brightness_hw_changed which you could use as a start.

Regards,

Hans

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Thread

LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-22 10:10 +0100
  Re: LED devices & poll() for brightness attribute Pavel Machek <pavel@ucw.cz> - 2017-02-22 13:30 +0100
    Re: LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-22 13:50 +0100
      Re: LED devices & poll() for brightness attribute Pavel Machek <pavel@ucw.cz> - 2017-02-22 22:00 +0100
        Re: LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-22 22:20 +0100
          Re: LED devices & poll() for brightness attribute Pavel Machek <pavel@ucw.cz> - 2017-02-23 15:40 +0100
            Re: LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-23 15:50 +0100
              Re: LED devices & poll() for brightness attribute Pavel Machek <pavel@ucw.cz> - 2017-02-23 21:30 +0100
                Re: LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-23 21:50 +0100
                Re: LED devices & poll() for brightness attribute Pavel Machek <pavel@ucw.cz> - 2017-02-23 22:20 +0100
                Re: LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-24 10:00 +0100
                Re: LED devices & poll() for brightness attribute Pali Rohár <pali.rohar@gmail.com> - 2017-02-24 10:00 +0100
                Re: LED devices & poll() for brightness attribute Hans de Goede <hdegoede@redhat.com> - 2017-02-24 10:00 +0100

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