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Message-ID: <YwjB84tvHAPymRRn@lunn.ch> Date: Fri, 26 Aug 2022 14:52:03 +0200 From: Andrew Lunn <andrew@...n.ch> To: Íñigo Huguet <ihuguet@...hat.com> Cc: ecree.xilinx@...il.com, habetsm.xilinx@...il.com, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org Subject: Re: [PATCH net-next v3 0/3] sfc: add support for PTP over IPv6 and 802.3 On Fri, Aug 26, 2022 at 08:58:31AM +0200, Íñigo Huguet wrote: > On Thu, Aug 25, 2022 at 6:17 PM Andrew Lunn <andrew@...n.ch> 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 <richardcochran@...il.com> L: netdev@...r.kernel.org 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
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