From: Aaron Lu <aaron.lwe@gmail.com>
To: "Jörg Otte" <jrg.otte@gmail.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
rafael.j.wysocki@intel.com,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [v3.11-rc2] regression: brightness always on maximum.
Date: Wed, 24 Jul 2013 14:42:07 +0800 [thread overview]
Message-ID: <51EF773F.40903@gmail.com> (raw)
In-Reply-To: <CADDKRnBRyJZCoy3G53b6tY7J21XZp5bGn7nJi87WUgEGhSuT_w@mail.gmail.com>
On 07/23/2013 03:52 PM, Jörg Otte wrote:
> The brightness of my laptop is always on maximum and can't be scaled
> down.
> Brightness control via function keys was always working on this
> laptop, so this is a regression in v3.11-rc2.
Please list /sys/class/backlight.
If there is a intel_backlight, please try to adjust brightness level
through brightness file like this:
# echo XXX > /sys/class/backlight/intel_backlight/brightness
Does it work?
Thanks,
Aaron
>
> It is a FUJITSU LIFEBOOK AH532/FJNBB1C, BIOS Version 1.09 05/22/2012
> Video driver is i915.
>
> Please Cc me in answeres , I am not subscribed.
>
> Thanks, Jörg
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next prev parent reply other threads:[~2013-07-24 6:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-23 7:52 [v3.11-rc2] regression: brightness always on maximum Jörg Otte
2013-07-23 23:57 ` Rafael J. Wysocki
2013-07-24 11:32 ` Jörg Otte
2013-07-24 6:42 ` Aaron Lu [this message]
2013-07-24 10:57 ` Jörg Otte
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