Re: [PATCH 1/2] Revert "Revert "HID: Fix logitech-dj: missing Unifyingdevice issue""

[Peter Hurley]

On 07/22/2013 07:44 AM, Jiri Kosina wrote:
> On Fri, 19 Jul 2013, Peter Hurley wrote:
>
> > > > As far as getting printk output from a custom kernel, I think that may
> > > > be beyond the reporter's capability. Perhaps one of the Ubuntu devs
> > > > triaging this bug could provide a test kernel for the OP with those
> > > > options on.
> > > >
> > > > Joseph, would you be willing to do that?
> > >
> > > Sure thing.  I'll build a kernel and request that the bug reporter
> > > collect usbmon data.
> >
> > Thanks Joseph for building the test kernel and getting it to the reporter!
> >
> > Sarah,
> >
> > I've attached the dmesg capture supplied by the original reporter on
> > a 3.10 custom kernel w/ the kbuild options you requested.
> >
> > It seems as if your initial suspicion is correct:
> >
> > [   46.785490] xhci_hcd 0000:00:14.0: Endpoint 0x81 not halted, refusing to
> > reset.
> > [   46.785493] xhci_hcd 0000:00:14.0: Endpoint 0x82 not halted, refusing to
> > reset.
> > [   46.785496] xhci_hcd 0000:00:14.0: Endpoint 0x83 not halted, refusing to
> > reset.
> > [   46.785952] xhci_hcd 0000:00:14.0: Waiting for status stage event
> >
> > At this point, would you recommend proceeding with the workaround or
> > waiting for an xHCI bug fix?
>
> Thanks for your efforts.
>
> Seems like this might be a part of the picture, but not a complete one.
> Linus claims to have similar problem, but his receiver is not connected
> through xHCI (I got this as an off-list report, so can't really provide a
> pointer to ML archives).

Ah, ok. I wasn't aware of that. I'll assume then that the necessary
people have the complete picture.

Regards,
Peter Hurley


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