linux-kernel - Re: regression since 2.6.36: backlight in sony-laptop not working

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Message-ID: <20101112041455.GF26742@gamma.logic.tuwien.ac.at>
Date:	Fri, 12 Nov 2010 13:14:55 +0900
From:	Norbert Preining <preining@...ic.at>
To:	Matthew Garrett <mjg@...hat.com>
Cc:	Mattia Dongili <malattia@...ux.it>, linux-kernel@...r.kernel.org,
	ACPI Devel Mailing List <linux-acpi@...r.kernel.org>
Subject: Re: regression since 2.6.36: backlight in sony-laptop not working

On Fr, 12 Nov 2010, Matthew Garrett wrote:
> Then yes, that's probably related to sony-laptop. If you run evtest 
> against the /dev/input/event device that corresponds to sony-laptop, 
> what events do you get when you hit the brightness keys?

(after playing around to find the right /dev/input/event?)

Event: time 1289535264.900005, type 1 (Key), code 470 (?), value 1
Event: time 1289535264.900013, type 4 (Misc), code 4 (ScanCode), value 10
Event: time 1289535264.900016, -------------- Report Sync ------------
Event: time 1289535264.914232, type 1 (Key), code 470 (?), value 0
Event: time 1289535264.914239, -------------- Report Sync ------------
Event: time 1289535265.415803, type 1 (Key), code 471 (?), value 1
Event: time 1289535265.415827, type 4 (Misc), code 4 (ScanCode), value 11
Event: time 1289535265.415835, -------------- Report Sync ------------
Event: time 1289535265.430214, type 1 (Key), code 471 (?), value 0
Event: time 1289535265.430217, -------------- Report Sync ------------

(pressing brightness down and up, each once)

Best wishes

Norbert
------------------------------------------------------------------------
Norbert Preining            preining@...ist.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
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