[prev in list] [next in list] [prev in thread] [next in thread] 

List:       linux-kernel
Subject:    Re: IBM T22/APM suspend does not work with yenta_socket module loaded
From:       Karel Gardas <kgardas () objectsecurity ! com>
Date:       2004-08-19 8:54:00
Message-ID: Pine.LNX.4.43.0408191050420.1006-100000 () thinkpad ! gardas ! net
[Download RAW message or body]

On Thu, 19 Aug 2004, Russell King wrote:

> On Thu, Aug 19, 2004 at 10:16:04AM +0200, Karel Gardas wrote:
> > I've found that APM suspend is not working on my IBM T22 properly, when
> > cardbus services are loaded. I've identified the problematic piece of code
> > as a yenta_socket module -- when I stop cardmgr and unload this module,
> > suspend starts to work.
>
> So it doesn't even work with cardmgr stopped and yenta loaded?

Yes, cardmgr stopped and all modules loaded (including yenta) results in
non-functioning suspend. Also I've forgotten to mention that my cardmgr is
version 3.1.33...

> Have you tried removing any cards plugged in to the sockets?

I don't have any cards in any socket.

> You could try grabbing the cbdump program from pcmcia.arm.linux.org.uk
> and trying to identify whether there's any differences in the register
> settings of the Cardbus bridges - between having no yenta module loaded
> and having yenta loaded with the sockets suspended using:
>
> echo 3 > /sys/class/pcmcia_socket/pcmcia_socket0/device/power/state
> echo 3 > /sys/class/pcmcia_socket/pcmcia_socket1/device/power/state
>
> (echo 0 to these files to resume the sockets.)

Will try and hopefully report results this week.

Thanks,

Karel
--
Karel Gardas                  kgardas@objectsecurity.com
ObjectSecurity Ltd.           http://www.objectsecurity.com

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/
[prev in list] [next in list] [prev in thread] [next in thread]