From mboxrd@z Thu Jan  1 00:00:00 1970
From: Richard Cochran <richardcochran@gmail.com>
Subject: Re: [PATCH spi for-5.4 0/5] Deterministic SPI latency with NXP DSPI
 driver
Date: Thu, 22 Aug 2019 09:10:42 -0700
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Cc: Mark Brown <broonie@kernel.org>,
        Hubert Feurstein <h.feurstein@gmail.com>,
        Miroslav Lichvar <mlichvar@redhat.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Florian Fainelli <f.fainelli@gmail.com>,
        linux-spi@vger.kernel.org, netdev <netdev@vger.kernel.org>
To: Vladimir Oltean <olteanv@gmail.com>
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On Thu, Aug 22, 2019 at 05:58:49PM +0300, Vladimir Oltean wrote:
> If you mean the latter, then yes, having HWTSTAMP_FILTER_ALL in the
> rx_filter of the DSA master is a hard requirement.

And to clear, the marvell only recognizes PTP frames.  That means that
DSA frames cannot be time stamped.

Thanks,
Richard