LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: "Jörg Otte" <jrg.otte@gmail.com>
To: Mathias Nyman <mathias.nyman@linux.intel.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	USB list <linux-usb@vger.kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Subject: Re: [V4.0.0-rc3] Xhci Regression: ERROR Transfer event TRB DMA ptr not part of current TD
Date: Wed, 11 Mar 2015 17:16:59 +0100	[thread overview]
Message-ID: <CADDKRnDnvHZ8eGQqyvaFC_hRonXxNbbMgWtuDE+DjskaE5+Tew@mail.gmail.com> (raw)
In-Reply-To: <CADDKRnD-ixyLBuUGp3i9Ea5zkPgNa2Lh+jzCo9sKHbE=exLskw@mail.gmail.com>

2015-03-11 12:01 GMT+01:00 Jörg Otte <jrg.otte@gmail.com>:
> 2015-03-10 18:04 GMT+01:00 Mathias Nyman <mathias.nyman@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

  reply	other threads:[~2015-03-11 16:17 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-10  9:40 Jörg Otte
2015-03-10 13:06 ` Mathias Nyman
2015-03-10 14:03   ` Jörg Otte
2015-03-10 15:36     ` Jörg Otte
2015-03-10 17:04       ` Mathias Nyman
2015-03-10 17:29         ` Alan Stern
2015-03-10 18:21           ` Mathias Nyman
2015-03-10 18:49             ` Alan Stern
2015-03-11  7:04               ` Lu, Baolu
2015-03-11 14:03                 ` Alan Stern
2015-03-11 15:48                   ` Mathias Nyman
2015-03-11  9:00               ` Mathias Nyman
2015-03-11 11:01         ` Jörg Otte
2015-03-11 16:16           ` Jörg Otte [this message]
2015-03-12  8:32             ` Mathias Nyman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CADDKRnDnvHZ8eGQqyvaFC_hRonXxNbbMgWtuDE+DjskaE5+Tew@mail.gmail.com \
    --to=jrg.otte@gmail.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=mathias.nyman@linux.intel.com \
    --cc=mchehab@osg.samsung.com \
    --cc=torvalds@linux-foundation.org \
    --subject='Re: [V4.0.0-rc3] Xhci Regression: ERROR Transfer event TRB DMA ptr not part of current TD' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).