RE: [PATCH net-next RFC V1 1/5] net: Introduce peer to peer one step PTP time stamping.

Keller, Jacob E
2018-03-21T20:05:39Z

> -----Original Message-----
> From: netdev-owner@vger.kernel.org [mailto:netdev-owner@vger.kernel.org]
> On Behalf Of Richard Cochran
> Sent: Wednesday, March 21, 2018 11:58 AM
> To: netdev@vger.kernel.org
> Cc: devicetree@vger.kernel.org; Andrew Lunn <andrew@lunn.ch>; David Miller
> <davem@davemloft.net>; Florian Fainelli <f.fainelli@gmail.com>; Mark Rutland
> <mark.rutland@arm.com>; Miroslav Lichvar <mlichvar@redhat.com>; Rob
> Herring <robh+dt@kernel.org>; Willem de Bruijn <willemb@google.com>
> Subject: [PATCH net-next RFC V1 1/5] net: Introduce peer to peer one step PTP
> +
> + /*
> + * Same as HWTSTAMP_TX_ONESTEP_SYNC, but also enables time
> + * stamp insertion directly into PDelay_Resp packets. In this
> + * case, neither transmitted Sync nor PDelay_Resp packets will
> + * receive a time stamp via the socket error queue.
> + */
> + HWTSTAMP_TX_ONESTEP_P2P,
> };
>

I am guessing that we expect all devices which support onestep P2P messages, will always support onestep SYNC as well?

Thanks,
Jake