From: Norbert Preining <preining@logic.at>
To: Zhang Rui <rui.zhang@intel.com>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
Mattia Dongili <malattia@linux.it>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
ACPI Devel Mailing List <linux-acpi@vger.kernel.org>
Subject: Re: regression since 2.6.36: backlight in sony-laptop not working
Date: Fri, 12 Nov 2010 19:10:08 +0900 [thread overview]
Message-ID: <20101112101008.GC6726@gamma.logic.tuwien.ac.at> (raw)
In-Reply-To: <1289547519.8148.1795.camel@rui>
Hi Zhang,
On Fr, 12 Nov 2010, Zhang Rui wrote:
> I think the /sys/class/thermal/ and /sys/class/backlight/acpi_video0
> still exists, right?
Yes, right.
> we make ACPI video procfs I/F depend on CONFIG_ACPI_PROCFS, which is
> cleared by default, in 2.6.36, and removed this I/F in 2.6.37-rc1.
> perhaps the backlight control depends on the procfs I/F?
Hmm, I would have expected that the backlight adjustment reacts to the
key sent, as I can use xbacklight by hand, and that is old.
Best wishes
Norbert
------------------------------------------------------------------------
Norbert Preining preining@{jaist.ac.jp, logic.at, debian.org}
JAIST, Japan TeX Live & Debian Developer
DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 A9C0 D2BF 4AA3 09C5 B094
------------------------------------------------------------------------
ADRIGOLE (n.)
The centrepiece of a merry-go-round on which the man with the tickets
stands unnervingly still.
--- Douglas Adams, The Meaning of Liff
prev parent reply other threads:[~2010-11-12 10:10 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-04 14:29 regression since 2.6.36: backlight in sony-laptop not working Norbert Preining
2010-11-10 3:58 ` Mattia Dongili
2010-11-11 23:50 ` Norbert Preining
2010-11-12 3:44 ` Matthew Garrett
2010-11-12 3:50 ` Norbert Preining
2010-11-12 3:57 ` Matthew Garrett
2010-11-12 4:14 ` Norbert Preining
2010-11-12 4:22 ` Mattia Dongili
2010-11-12 4:39 ` Norbert Preining
2010-11-12 12:17 ` Mattia Dongili
2010-11-16 5:16 ` Norbert Preining
2010-11-16 14:18 ` Mattia Dongili
2010-11-16 17:41 ` Dmitry Torokhov
2010-11-17 6:30 ` Norbert Preining
2010-11-17 6:33 ` Norbert Preining
2010-11-17 6:52 ` Dmitry Torokhov
2010-11-18 11:04 ` Mattia Dongili
2010-11-18 13:34 ` Mattia Dongili
2010-11-18 18:06 ` Dmitry Torokhov
2010-11-17 7:12 ` Dmitry Torokhov
2010-11-12 7:38 ` Zhang Rui
2010-11-12 10:10 ` Norbert Preining [this message]
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