Re: btusb hibernation/suspend breakage in current -git

Rafael J. Wysocki
2008-08-26T23:28:15Z

On Tuesday, 26 of August 2008, Oliver Neukum wrote:
> Am Dienstag 26 August 2008 20:44:53 schrieb Rafael J. Wysocki:
> > On Tuesday, 26 of August 2008, Stefan Seyfried wrote:
> > > On Tue, Aug 26, 2008 at 12:10:08PM +0200, Rafael J. Wysocki wrote:
> > > > > Good. Can you test what happens if you unplug the device while suspended
> > > > > and hibernated?
> > > >
> > > > It's built-in, I can't unplug it. :-)
> > >
> > > Maybe you can disable it in the BIOS, but this might change the DSDT / other
> > > system configuration, so it might break resume in other ways :-(
> >
> > There is a switch that's supposed to disable the radio (rfkill or something).
> > I used it to switch the radio off while the box was waking up from hibernation
> > and kbluetooth didn't find the adapter after the resume. After I've pressed
> > the "radio off" button again, the bluetooth appears to be functional again.
> >
> > However, this "radio off" button is shared between bluetooth and wireless
> > (b43) and there are some surprising interactions. Nothing seems to be broken,
> > though.
>
> This doesn't explain the original failure. Can you comment out the support
> for suspend/resume in the driver and try again?

With that commented out, I'm able to reproduce the failure. With the original
patch, I'm not.

Thanks,
Rafael