From: David Miller <davem@davemloft.net>
To: richardcochran@gmail.com
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
andrew@lunn.ch, f.fainelli@gmail.com, jacob.e.keller@intel.com,
mark.rutland@arm.com, mlichvar@redhat.com, robh+dt@kernel.org,
willemb@google.com
Subject: Re: [PATCH V4 net-next 0/6] Peer to Peer One-Step time stamping
Date: Thu, 30 May 2019 11:55:07 -0700 (PDT) [thread overview]
Message-ID: <20190530.115507.1344606945620280103.davem@davemloft.net> (raw)
In-Reply-To: <cover.1559109076.git.richardcochran@gmail.com>
From: Richard Cochran <richardcochran@gmail.com>
Date: Tue, 28 May 2019 22:58:01 -0700
> This series adds support for PTP (IEEE 1588) P2P one-step time
> stamping along with a driver for a hardware device that supports this.
>
> If the hardware supports p2p one-step, it subtracts the ingress time
> stamp value from the Pdelay_Request correction field. The user space
> software stack then simply copies the correction field into the
> Pdelay_Response, and on transmission the hardware adds the egress time
> stamp into the correction field.
>
> This new functionality extends CONFIG_NETWORK_PHY_TIMESTAMPING to
> cover MII snooping devices, but it still depends on phylib, just as
> that option does. Expanding beyond phylib is not within the scope of
> the this series.
>
> User space support is available in the current linuxptp master branch.
>
> - Patch 1 adds the new option.
> - Patches 2-5 add support for MII time stamping in non-PHY devices.
> - Patch 6 adds a driver implementing the new option.
Series applied, thanks Richard.
next prev parent reply other threads:[~2019-05-30 18:55 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-29 5:58 [PATCH V4 net-next 0/6] Peer to Peer One-Step time stamping Richard Cochran
2019-05-29 5:58 ` [PATCH V4 net-next 1/6] net: Introduce peer to peer one step PTP " Richard Cochran
2019-05-29 5:58 ` [PATCH V4 net-next 2/6] net: Introduce a new MII time stamping interface Richard Cochran
2019-05-31 15:05 ` kbuild test robot
2019-05-31 17:08 ` kbuild test robot
2019-05-31 18:23 ` kbuild test robot
2019-05-29 5:58 ` [PATCH V4 net-next 3/6] net: Add a layer for non-PHY MII time stamping drivers Richard Cochran
2019-05-29 5:58 ` [PATCH V4 net-next 4/6] dt-bindings: ptp: Introduce MII time stamping devices Richard Cochran
2019-05-29 5:58 ` [PATCH V4 net-next 5/6] net: mdio: of: Register discovered MII time stampers Richard Cochran
2019-05-29 5:58 ` [PATCH V4 net-next 6/6] ptp: Add a driver for InES time stamping IP core Richard Cochran
2019-05-31 16:03 ` kbuild test robot
2019-05-30 18:55 ` David Miller [this message]
2019-05-30 19:58 ` [PATCH V4 net-next 0/6] Peer to Peer One-Step time stamping David Miller
2019-05-31 5:51 ` Richard Cochran
2019-05-31 17:57 ` David Miller
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