Re: [V4.0.0-rc3] Xhci Regression: ERROR Transfer event TRB DMA ptr not part of current TD

From: Mathias Nyman
Date: Thu Mar 12 2015 - 04:31:09 EST

On 11.03.2015 18:16, JÃrg Otte wrote:
> 2015-03-11 12:01 GMT+01:00 JÃrg Otte <jrg.otte@xxxxxxxxx>:
>> 2015-03-10 18:04 GMT+01:00 Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx>:
>>> On 10.03.2015 17:36, JÃrg Otte wrote:
>>>>>> I'd suspect one of these two patches:
>>>>>> commit 45ba2154d12fc43b70312198ec47085f10be801a
>>>>>> xhci: fix reporting of 0-sized URBs in control endpoint
>>>>>> commit 27082e2654dc148078b0abdfc3c8e5ccbde0ebfa
>>>>>> xhci: Clear the host side toggle manually when endpoint is 'soft reset'
>>>> Revert the commits.
>>>> The second one "xhci: Clear the host side..." is it !
>>> Yes, thank you
>>> Seems that It wasn't mature enough, I'll revert it.
>>> From your logs I can see what went wrong,
>>> If you still have some time, could you try out a patch (attached) and see if it solves the
>>> issue for you. (on top of clean 4.0-rc3). I can't reproduce it with my own USB DVB-T device
>> Problems:
>> error: patch failed: drivers/usb/host/xhci.c:2972
>> error: drivers/usb/host/xhci.c: patch does not apply
>> For me the patch looks formally good.
>> No idea why.
> OK, finally I got it applied successfully.
> I can confirm now it works for me.

Great, Thanks


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