Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18;
MIME-Version: 1.0
References: <CAD56B7dMg073f56vfaxp38=dZiAFU0iCn6kmDGiNcNtCijyFoA@mail.gmail.com>
 <c2e2c7b0-cdfb-8eb0-9550-0fb59b5cd10c@hartkopp.net>
In-Reply-To: <c2e2c7b0-cdfb-8eb0-9550-0fb59b5cd10c@hartkopp.net>
From:   Paul Thomas <pthomas8589@gmail.com>
Date:   Thu, 14 Apr 2022 14:21:57 -0400
Message-ID: <CAD56B7ebyPr8h2J8WCV9rBXr9LFeakB6DV1Sk2hBYdY7OEJkyA@mail.gmail.com>
Subject: Re: peak_usb: urb aborted
To:     Oliver Hartkopp <socketcan@hartkopp.net>
Cc:     linux-can@vger.kernel.org,
        =?UTF-8?Q?St=C3=A9phane_Grosjean?= <s.grosjean@peak-system.com>,
        Wolfgang Grandegger <wg@grandegger.com>,
        Marc Kleine-Budde <mkl@pengutronix.de>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>, netdev@vger.kernel.org,
        linux-kernel <linux-kernel@vger.kernel.org>,
        support@peak-system.com
Content-Type: text/plain; charset="UTF-8"
Precedence: bulk

> On 08.04.22 18:35, Paul Thomas wrote:
> > Folks,
> >
> > I'm using a PCAN-USB adapter, and it seems to have a lot of trouble
> > under medium load. I'm getting these urb aborted messages.
> > [125054.082248] peak_usb 3-2.4.4:1.0 can0: Rx urb aborted (-71)
> > [125077.886850] peak_usb 3-2.4.4:1.0 can0: Rx urb aborted (-32)
>
> As I run the same hardware here it is very likely that you have a faulty
> CAN bus setup with
>
> - wrong bitrate setting / sample points / etc
> - wrong or no termination
> - missing or wrong configured (other) CAN nodes
Thanks Oliver, this might have been it, I'm using 1Mbit (up from
100kbit) on a different board, and not getting those errors.

>
> I added the maintainer of the PEAK USB adapter (Stephane) to the
> recipient list.
>
> Having the linux-can mailing list and Stephane in the recipient list is
> sufficient to answer the above details.
>
> Regards,
> Oliver
>