From: Arkadiusz Miskiewicz <a.miskiewicz@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Niel Lambrechts <niel.lambrechts@gmail.com>,
Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Subject: Re: 2.6.30-rc1 (latest git): thinkpad-acpi: cannot control brightness with hotkeys
Date: Sun, 12 Apr 2009 00:39:43 +0200 [thread overview]
Message-ID: <200904120039.43908.a.miskiewicz@gmail.com> (raw)
In-Reply-To: <200904120017.37469.a.miskiewicz@gmail.com>
On Sunday 12 of April 2009, Arkadiusz Miskiewicz wrote:
> On Saturday 11 of April 2009, Niel Lambrechts wrote:
> > Hi there,
> >
> > With latest git kernel, I'm no longer able to control my Thinkpad (W500)
> > brightness, although I can still control the backlight, bluetooth etc.
>
> Same problem here (but no warning) on T400. I wasn't able to get it
> working. Tried using different values (0, 1,2, 3) for brightness_mode
> without success.
The more interesting is that brightness control starts working after I suspend
to ram and resume.
Possibly related line logged after resume:
[ 8579.660535] ACPI: EC: non-query interrupt received, switching to interrupt
mode
--
Arkadiusz Miśkiewicz PLD/Linux Team
arekm / maven.pl http://ftp.pld-linux.org/
next prev parent reply other threads:[~2009-04-11 22:39 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-11 21:07 2.6.30-rc1 (latest git): thinkpad-acpi: cannot control brightness with hotkeys Niel Lambrechts
2009-04-11 22:05 ` Andrew Morton
2009-04-11 22:44 ` Niel Lambrechts
2009-04-11 22:55 ` Niel Lambrechts
2009-04-11 23:10 ` Niel Lambrechts
2009-04-12 5:04 ` Henrique de Moraes Holschuh
2009-04-12 4:58 ` Henrique de Moraes Holschuh
2009-04-12 16:14 ` Henrique de Moraes Holschuh
2009-04-12 18:37 ` Niel Lambrechts
2009-04-13 1:21 ` yakui_zhao
2009-04-13 15:16 ` Niel Lambrechts
2009-04-13 20:34 ` Henrique de Moraes Holschuh
2009-04-14 23:59 ` 2.6.30-rc1 (latest git): thinkpad-acpi: cannot control brightness with hotkeys (BISECTED) Niel Lambrechts
2009-04-15 0:41 ` Maxim Levitsky
2009-04-15 5:51 ` Niel Lambrechts
2009-04-15 1:50 ` Zhang Rui
2009-04-15 1:51 ` Zhang Rui
2009-04-15 6:53 ` Niel Lambrechts
2009-04-15 12:35 ` Peter Zijlstra
2009-04-15 16:49 ` Matthew Garrett
2009-04-15 19:55 ` Niel Lambrechts
2009-04-15 20:01 ` Matthew Garrett
2009-04-15 20:57 ` Niel Lambrechts
2009-04-15 21:00 ` Matthew Garrett
2009-04-16 1:02 ` yakui_zhao
2009-04-13 1:53 ` 2.6.30-rc1 (latest git): thinkpad-acpi: cannot control brightness with hotkeys Zhang Rui
2009-04-13 15:18 ` Niel Lambrechts
2009-04-13 18:20 ` Niel Lambrechts
2009-04-14 1:02 ` Zhang Rui
2009-04-14 3:03 ` Zhang Rui
2009-04-11 22:17 ` Arkadiusz Miskiewicz
2009-04-11 22:39 ` Arkadiusz Miskiewicz [this message]
2009-04-12 22:38 ` 2.6.30-rc1 (latest git): ACPI video backlight support broken. (WAS:thinkpad-acpi: cannot control brightness with hotkeys ) Maxim Levitsky
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