From: Christian Eggers <ceggers@arri.de>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: Richard Cochran <richardcochran@gmail.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Andrew Lunn <andrew@lunn.ch>,
Vivien Didelot <vivien.didelot@gmail.com>,
Jakub Kicinski <kuba@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Helmut Grohne <helmut.grohne@intenta.de>,
Paul Barker <pbarker@konsulko.com>,
Codrin Ciubotariu <codrin.ciubotariu@microchip.com>,
George McCollister <george.mccollister@gmail.com>,
Marek Vasut <marex@denx.de>,
Tristram Ha <Tristram.Ha@microchip.com>,
"David S . Miller" <davem@davemloft.net>,
Woojung Huh <woojung.huh@microchip.com>,
"Microchip Linux Driver Support" <UNGLinuxDriver@microchip.com>,
<netdev@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH net-next 7/9] net: dsa: microchip: ksz9477: add hardware time stamping support
Date: Tue, 10 Nov 2020 15:36:02 +0100 [thread overview]
Message-ID: <1909178.Ky26jPeFT0@n95hx1g2> (raw)
In-Reply-To: <20201110014234.b3qdmc2e74poawpz@skbuf>
On Tuesday, 10 November 2020, 02:42:34 CET, Vladimir Oltean wrote:
> Sorry for getting back late to you. It did not compute when I read your
> email the first time around, then I let it sit for a while.
>
> On Thu, Nov 05, 2020 at 09:18:04PM +0100, Christian Eggers wrote:
> > unfortunately I made a mistake when testing. Actually the timestamp *must*
> > be moved from the correction field (negative) to the egress tail tag.
> That doesn't sound very good at all.
I think that is no drawback. It is implemented and works.
> I have a simple question. Can your driver, when operating as a PTP
> master clock, distribute a time in 2020 into your network? (you can
> check with "phc_ctl /dev/ptp0 get")
# phc_ctl /dev/ptp2 get
phc_ctl[2141.093]: clock time is 1605018671.788481458 or Tue Nov 10 14:31:11 2020
The KSZ PTP clock has 32 bit seconds (and 30 bit nanoseconds).
I hope I can send the new series tonight. Had today no 5 minutes without the telephone ringing...
next prev parent reply other threads:[~2020-11-10 14:37 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-19 17:24 [RFC PATCH 0/9] net: dsa: microchip: PTP support for KSZ956x Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 1/9] dt-bindings: net: dsa: convert ksz bindings document to yaml Christian Eggers
2020-10-21 6:52 ` Kurt Kanzenbach
2020-10-21 8:46 ` Christian Eggers
2020-10-22 0:16 ` Vladimir Oltean
2020-10-22 0:40 ` Florian Fainelli
2020-10-22 10:54 ` Kurt Kanzenbach
2020-10-22 12:37 ` Vladimir Oltean
2020-10-22 19:17 ` Florian Fainelli
2020-10-26 13:54 ` Rob Herring
2020-10-19 17:24 ` [RFC PATCH net-next 2/9] net: dsa: microchip: split ksz_common.h Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 3/9] net: dsa: microchip: rename ksz9477.c to ksz9477_main.o Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 4/9] dt-bindings: net: dsa: microchip,ksz: add interrupt property Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 5/9] net: dsa: microchip: ksz9477: basic interrupt support Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 6/9] net: dsa: microchip: ksz9477: add Posix clock support for chip PTP clock Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 7/9] net: dsa: microchip: ksz9477: add hardware time stamping support Christian Eggers
2020-10-20 0:10 ` Vladimir Oltean
2020-10-20 8:39 ` Christian Eggers
2020-10-21 23:39 ` Vladimir Oltean
2020-10-22 2:42 ` Richard Cochran
2020-10-22 7:30 ` Christian Eggers
2020-10-22 10:17 ` Christian Eggers
2020-10-30 18:24 ` Vladimir Oltean
2020-11-01 9:35 ` Christian Eggers
2020-11-01 11:10 ` Vladimir Oltean
2020-11-01 22:14 ` Christian Eggers
2020-11-01 23:41 ` Vladimir Oltean
2020-11-01 23:55 ` Vladimir Oltean
2020-11-02 10:35 ` Christian Eggers
2020-11-02 12:28 ` Vladimir Oltean
2020-10-22 3:02 ` Richard Cochran
2020-10-22 9:01 ` Vladimir Oltean
2020-10-22 10:50 ` Vladimir Oltean
2020-10-22 11:11 ` Christian Eggers
2020-10-22 11:32 ` Vladimir Oltean
2020-10-22 14:34 ` Richard Cochran
2020-11-05 20:18 ` Christian Eggers
2020-11-10 1:42 ` Vladimir Oltean
2020-11-10 14:36 ` Christian Eggers [this message]
2020-11-10 16:40 ` Vladimir Oltean
2020-11-10 19:32 ` Vladimir Oltean
2020-11-11 21:49 ` Christian Eggers
2020-11-11 21:50 ` Christian Eggers
2020-11-12 15:28 ` Christian Eggers
2020-11-12 15:38 ` Vladimir Oltean
2020-11-17 11:27 ` Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 8/9] net: dsa: microchip: ksz9477: add Pulse Per Second (PPS) support Christian Eggers
2020-10-19 17:46 ` Vladimir Oltean
2020-10-20 8:38 ` Christian Eggers
2020-10-19 17:24 ` [RFC PATCH net-next 9/9] net: dsa: microchip: ksz9477: add periodic output support Christian Eggers
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