linux-kernel - Re: [PATCH 1/2] Revert "Revert "HID: Fix logitech-dj: missing Unifying device issue""

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Date:	Mon, 22 Jul 2013 13:44:37 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Peter Hurley <peter@...leysoftware.com>
Cc:	Sarah Sharp <sarah.a.sharp@...ux.intel.com>,
	Joseph Salisbury <joseph.salisbury@...onical.com>,
	Nestor Lopez Casado <nlopezcasad@...itech.com>,
	benjamin.tissoires@...il.com, adlr@...omium.org,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-usb@...r.kernel.org
Subject: Re: [PATCH 1/2] Revert "Revert "HID: Fix logitech-dj: missing Unifying
 device issue""

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).

Thanks,

-- 
Jiri Kosina
SUSE Labs
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