Subject: Re: [PATCH net-next v3 0/3] sfc: add support for PTP over IPv6 and 802.3

From: Andrew Lunn <[email-masked]>
Date: Fri, 26 Aug 2022 14:52:03 +0200

On Fri, Aug 26, 2022 at 08:58:31AM +0200, Íñigo Huguet wrote:
> On Thu, Aug 25, 2022 at 6:17 PM Andrew Lunn <[email-masked]> wrote:
> >
> > On Thu, Aug 25, 2022 at 11:02:39AM +0200, Íñigo Huguet wrote:
> > > Most recent cards (8000 series and newer) had enough hardware support
> > > for this, but it was not enabled in the driver. The transmission of PTP
> > > packets over these protocols was already added in commit bd4a2697e5e2
> > > ("sfc: use hardware tx timestamps for more than PTP"), but receiving
> > > them was already unsupported so synchronization didn't happen.
> >
> > You don't appear to Cc: the PTP maintainer.
> >
> >     Andrew
> >
> 
> I didn't think about that, but looking at MAINTAINERS, there doesn't
> seem to be any. There are 2 maintainers for the drivers of the clock
> devices, but none for anything related to the network protocol...

PTP HARDWARE CLOCK SUPPORT
M:      Richard Cochran <[email-masked]>
L:      [email-masked]
S:      Maintained
W:      http://linuxptp.sourceforge.net/
F:      Documentation/ABI/testing/sysfs-ptp
F:      Documentation/driver-api/ptp.rst
F:      drivers/net/phy/dp83640*
F:      drivers/ptp/*
F:      include/linux/ptp_cl*

I assume you are using linuxptp with this?

  Andrew