linux-kernel - Re: acpiphp makes noise on every lid close/open

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Date:	Fri, 17 Nov 2006 11:22:38 +0100
From:	David Weinehall <tao@....umu.se>
To:	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
Cc:	Pavel Machek <pavel@....cz>,
	kernel list <linux-kernel@...r.kernel.org>,
	ACPI mailing list <linux-acpi@...r.kernel.org>
Subject: Re: acpiphp makes noise on every lid close/open

On Tue, Nov 07, 2006 at 01:44:39PM -0800, Kristen Carlson Accardi wrote:
> On Tue, 7 Nov 2006 21:44:09 +0100
> David Weinehall <tao@....umu.se> wrote:
> 
> > On Mon, Nov 06, 2006 at 10:21:17AM +0100, Pavel Machek wrote:
> > > Hi!
> > > 
> > > > > > With 2.6.19-rc4, acpi complains about "acpiphp_glue: cannot get bridge
> > > > > > info" each time I close/reopen the lid... On thinkpad x60. Any ideas?
> > > > > > (-mm1 behaves the same).
> > > > > 
> > > > > Looks like acpi is sending a BUS_CHECK notification to acpiphp on the 
> > > > > PCI Root Bridge whenever the lid opens up.
> > > > > 
> > > > > There is a bug here in that acpiphp shouldn't even be used on the X60 -
> > > > > it has no hotpluggable slots.
> > > > 
> > > > How about the docking station?
> > > 
> > > "Dock" for x60 only contains cdrom slot and aditional slots, no PCI or
> > > PCMCIA slots.
> > 
> > Well, when I press the undock button on the dock without the acpiphp
> > module loaded, I never get the green light that confirms that removing
> > the laptop is safe.  If acpiphp is loaded, things work just fine.
> > 
> > 
> > Regards: David
> > -- 
> >  /) David Weinehall <tao@....umu.se> /) Northern lights wander      (\
> > //  Maintainer of the v2.0 kernel   //  Dance across the winter sky //
> > \)  http://www.acc.umu.se/~tao/    (/   Full colour fire           (/
> 
> David,
> What kernel version are you using?  You should not need acpiphp to do
> docking on the X60.  If you are using a recent kernel, do you mind sending
> the dmesg output so we can figure out why this doesn't work for you?

That was with 2.6.17; with 2.7.19-pre? (don't remember right now),
docking seems to work without acpiphp.  It still would be nice to be
able to undock when the laptop is sleeping though; how do I achieve
that?


Regards: David
-- 
 /) David Weinehall <tao@....umu.se> /) Northern lights wander      (\
//  Maintainer of the v2.0 kernel   //  Dance across the winter sky //
\)  http://www.acc.umu.se/~tao/    (/   Full colour fire           (/
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