Re: [ibm-acpi-devel] CONFIG_IBM_BAY
Linux kernel driver for ThinkPad laptops
Brought to you by:
akw,
hmholschuh
|
From: Holger M. <hm...@su...> - 2007-03-20 16:34:57
|
On Tue 20. Mar - 09:19:32, Kristen Carlson Accardi wrote:
> On Tue, 20 Mar 2007 16:53:21 +0100
> Holger Macht <hm...@su...> wrote:
>
> > On Mon 19. Mar - 11:04:12, Kristen Carlson Accardi wrote:
> > > On Sun, 18 Mar 2007 19:55:30 +0100
> > > Holger Macht <hm...@su...> wrote:
> > >
> > > > On Sun 18. Mar - 15:36:52, Henrique de Moraes Holschuh wrote:
> > > > > On Sun, 18 Mar 2007, Holger Macht wrote:
> > > > > > those ThinkPads where it is needed. Afterwards it does the corresponding
> > > > > > dock/undock request on ibm_acpi. And this works reliably good what I can
> > > > > > see from the feedback I already got. But for this to work, userspace would
> > > > >
> > > > > It should work with the generic bay device too, but I have no ideas about
> > > > > dock. But you'll need to deal with udev with the new bay device, something
> > > > > I am not too happy about. These things are ACPI events, they should remain
> > > > > so unless all other ACPI events are going to become uevents.
> > > >
> > > > It doesn't work, I've already tried. The bay driver only emits an event if
> > > > you really try to remove the bay, but not on docking/undocking.
> > > >
> > > > Regards,
> > > > Holger
> > > >
> > >
> > > this *should* work. The Bay driver registers with the dock driver to get
> > > dock events:
> > >
> > > /* if we are on a dock station, we should register for dock
> > > * notifications.
> > > */
> > > if (bay_is_dock_device(handle)) {
> > > bay_dprintk(handle, "Is dependent on dock\n");
> > > register_hotplug_dock_device(handle, bay_notify, new_bay);
> > > }
> > >
> >
> > But is_dock_device(...) for both the bay and for the parent handle return
> > false. I'm using an X60 here, so bay_notify is never registered. I
> > couldn't find the reason in the short time I was looking at it, though.
> >
> > Regards,
> > Holger
> >
>
> Works for me on my X60 - have you tested on the latest rc kernel? Also,
> let me know what your BIOS sets your SATA controller to. I can try to
> duplicate your issue and get it to work.
Tried with Linus' git tree from today. SATA is set to AHCI if that's the
information you're asking for.
Thanks,
Holger
|