Message-ID: <1374650350.1824.2.camel@ThinkPad-X230.localdomain>
Subject: Re: Linux 3.11-rc2 (acpi backlight)
From: Igor Gnatenko <i.gnatenko.brain@gmail.com>
To: James Hogan <james@albanarts.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>, Kamal Mostafa <kamal@canonical.com>,
        Steven Newbury <steve@snewbury.org.uk>,
        Martin Steigerwald <Martin@lichtvoll.de>,
        =?ISO-8859-1?Q?J=F6rg?= Otte <jrg.otte@gmail.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Matthew Garrett <matthew.garrett@nebula.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
        ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
        Aaron Lu <aaron.lwe@gmail.com>
Date: Wed, 24 Jul 2013 11:19:10 +0400
In-Reply-To: <CAAG0J98G64DGvtA3HtY7B2-rvOordrzam+jjy=kjgLTW0WPgew@mail.gmail.com>
References: <CA+55aFy330bSRjK5HT1n0wXioPykL3RquHXyBPjm5GpTz_Y=DQ@mail.gmail.com>
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On Wed, 2013-07-24 at 07:49 +0100, James Hogan wrote:
> On 24 July 2013 01:05, Rafael J. Wysocki <rjw@sisk.pl> wrote:
> > I'd like to collect some information on the systems having problems with those
> > two commits (to see if they are similar somehow).
> >
> > It seems that one common symptom is that brightness cannot be controlled
> > through function keys.  Is that correct for all of you?  If so, did you try
> > any other way to control brightness, like a GUI-based?
> 
> For me both the Fn keys and the gui slider (kde) now control
> /sys/class/backlight/intel_backlight/brightness (which has no effect).
> Previously they both controlled the acpi one (that on -rc2 doesn't
> exist).
I think this problem in i915 drivers.
Rafael, Mathew, Aaron, fix me please
> 
> >
> > Also, can you all please send me (a) the output of dmidecode and (b) the
> > contents of /proc/cpuinfo from your systems?
> 
> attached


-- 
Igor Gnatenko
Fedora release 19 (Schrödinger’s Cat)
Linux 3.9.9-302.fc19.x86_64

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