public inbox for linux-acpi@vger.kernel.org
 help / color / mirror / Atom feed
From: Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
To: Elver Loho <kernelpenguin-S7FoVGKkKTI@public.gmane.org>
Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: Backlight?
Date: Fri, 02 Jul 2004 12:34:08 +0100	[thread overview]
Message-ID: <1088768048.3733.10.camel@tyrosine> (raw)
In-Reply-To: <200407010231.57481.kernelpenguin-S7FoVGKkKTI@public.gmane.org>

On Thu, 2004-07-01 at 02:31 +0300, Elver Loho wrote:
> I have a laptop. It has brightness control buttons on it, which, 
> unfortunately, don't work under Linux. I was wondering. Are backlight and 
> brightness controlled by ACPI as well? How would one go about controlling 
> them?

They /can/ be controlled by ACPI, but aren't always. It might be worth
trying the patch on http://bugzilla.kernel.org/show_bug.cgi?id=1944 .
Alternatively, if you have an Asus/Medion or Toshiba laptop then there
are kernel drivers that support their hotkeys.

-- 
Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org



-------------------------------------------------------
This SF.Net email sponsored by Black Hat Briefings & Training.
Attend Black Hat Briefings & Training, Las Vegas July 24-29 - 
digital self defense, top technical experts, no vendor pitches, 
unmatched networking opportunities. Visit www.blackhat.com

      parent reply	other threads:[~2004-07-02 11:34 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-30 23:31 Backlight? Elver Loho
     [not found] ` <200407010231.57481.kernelpenguin-S7FoVGKkKTI@public.gmane.org>
2004-07-02 11:34   ` Matthew Garrett [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1088768048.3733.10.camel@tyrosine \
    --to=mjg59-1xo5oi07kqx4cg9nei1l7q@public.gmane.org \
    --cc=acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org \
    --cc=kernelpenguin-S7FoVGKkKTI@public.gmane.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox