2015-03-11 12:01 GMT+01:00 Jörg Otte <jrg.o...@gmail.com>:
> 2015-03-10 18:04 GMT+01:00 Mathias Nyman <mathias.ny...@linux.intel.com>:
>> On 10.03.2015 17:36, Jörg Otte wrote:
>>
>>>>> Any chance you could take a log with xhci debugging enabled before 
>>>>> attaching the DVB-T
>>>>> stick?
>>>>>
>>>>> echo -n 'module xhci_hcd =p' > /sys/kernel/debug/dynamic_debug/control
>>>>>
>>>>>
>>>>
>>>> here it comes attached.
>>>>
>>>>
>>>>> 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.

Thanks, Jörg
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