Re: CONFIG_IBM_BAY

[Holger Macht <hmacht-l3A5Bk7waGM@public.gmane.org>]

On Tue 20. Mar - 09:19:32, Kristen Carlson Accardi wrote:
> On Tue, 20 Mar 2007 16:53:21 +0100
> Holger Macht <hmacht-l3A5Bk7waGM@public.gmane.org> wrote:
> 
> > On Mon 19. Mar - 11:04:12, Kristen Carlson Accardi wrote:
> > > On Sun, 18 Mar 2007 19:55:30 +0100
> > > Holger Macht <hmacht-l3A5Bk7waGM@public.gmane.org> 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

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