RE: [PATCH] can: m_can: add support for one shot mode

From: pankj.sharma
Date: Mon Oct 14 2019 - 07:30:49 EST


> From: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
> Subject: Re: [PATCH] can: m_can: add support for one shot mode
>
> On 9/25/19 1:45 PM, Pankaj Sharma wrote:
> > According to the CAN Specification (see ISO 11898-1:2015, 8.3.4
> > Recovery Management), the M_CAN provides means for automatic
> > retransmission of frames that have lost arbitration or that have been
> > disturbed by errors during transmission. By default automatic
> > retransmission is enabled.
> >
> > The Bosch MCAN controller has support for disabling automatic
> > retransmission.
> >
> > To support time-triggered communication as described in ISO
> > 11898-1:2015, chapter 9.2, the automatic retransmission may be
> > disabled via CCCR.DAR.
> >
> > CAN_CTRLMODE_ONE_SHOT is used for disabling automatic retransmission.
> >
> > Signed-off-by: Pankaj Sharma <pankj.sharma@xxxxxxxxxxx>
> > Signed-off-by: Sriram Dash <sriram.dash@xxxxxxxxxxx>
>
> The patch does not apply to net-next/master. Please use net-next/master as a
> base for patches introducing new features.
>

Thank you for the information.

> I've ported the patch and applied it.
>

We are not able to get the patch in the net-next/master branch.
Sent patch v2 after rebasing to net-next/master
https://lore.kernel.org/patchwork/patch/1139214/

> tnx,
> Marc
>
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