From: Andrew Lunn <andrew@lunn.ch>
To: Richard Cochran <richardcochran@gmail.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
David Miller <davem@davemloft.net>,
Mark Rutland <mark.rutland@arm.com>,
Miroslav Lichvar <mlichvar@redhat.com>,
Rob Herring <robh+dt@kernel.org>,
Willem de Bruijn <willemb@google.com>
Subject: Re: [PATCH net-next RFC V1 5/5] net: mdio: Add a driver for InES time stamping IP core.
Date: Tue, 3 Apr 2018 15:13:19 +0200 [thread overview]
Message-ID: <20180403131319.GD31740@lunn.ch> (raw)
In-Reply-To: <20180403035527.lgcm6gql3qx4rpuv@localhost>
> On Mon, Apr 02, 2018 at 08:55:27PM -0700, Richard Cochran wrote:
> On Sun, Mar 25, 2018 at 04:01:49PM -0700, Florian Fainelli wrote:
> > The best that I can think about and it still is a hack in some way, is
> > to you have your time stamping driver create a proxy mii_bus whose
> > purpose is just to hook to mdio/phy_device events (such as link changes)
> > in order to do what is necessary, or at least, this would indicate its
> > transparent nature towards the MDIO/MDC lines...
>
> That won't work at all, AFAICT. There is only one mii_bus per netdev,
> that is one that is attached to the phydev.
Hi Richard
Have you tried implementing it using a phandle in the phy node,
pointing to the time stamping device?
I think it makes a much better architecture.
Andrew
next prev parent reply other threads:[~2018-04-03 13:13 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-21 18:58 [PATCH net-next RFC V1 0/5] Peer to Peer One-Step time stamping Richard Cochran
2018-03-21 18:58 ` [PATCH net-next RFC V1 1/5] net: Introduce peer to peer one step PTP " Richard Cochran
2018-03-21 20:05 ` Keller, Jacob E
2018-03-21 21:26 ` Richard Cochran
2018-03-21 23:51 ` Keller, Jacob E
2018-03-21 18:58 ` [PATCH net-next RFC V1 2/5] net: phy: Move time stamping interface into the generic mdio layer Richard Cochran
2018-03-21 19:10 ` Florian Fainelli
2018-03-21 21:45 ` Richard Cochran
2018-03-24 16:59 ` Richard Cochran
2018-03-21 18:58 ` [PATCH net-next RFC V1 3/5] net: Introduce field for the MII time stamper Richard Cochran
2018-03-21 19:12 ` Florian Fainelli
2018-03-21 21:51 ` Richard Cochran
2018-03-24 17:01 ` Richard Cochran
2018-03-21 18:58 ` [PATCH net-next RFC V1 4/5] net: Use the generic MII time stamper when available Richard Cochran
2018-03-21 18:58 ` [PATCH net-next RFC V1 5/5] net: mdio: Add a driver for InES time stamping IP core Richard Cochran
2018-03-21 19:33 ` Andrew Lunn
2018-03-21 21:36 ` Richard Cochran
2018-03-21 21:44 ` Andrew Lunn
2018-03-21 21:57 ` Richard Cochran
2018-03-21 22:16 ` Andrew Lunn
2018-03-21 22:47 ` Richard Cochran
2018-03-21 23:50 ` Andrew Lunn
2018-03-24 17:12 ` Richard Cochran
2018-03-24 18:48 ` Andrew Lunn
2018-03-25 4:51 ` Richard Cochran
2018-03-25 15:59 ` Andrew Lunn
2018-03-25 22:10 ` Richard Cochran
2018-03-25 23:01 ` Florian Fainelli
2018-04-03 3:55 ` Richard Cochran
2018-04-03 13:13 ` Andrew Lunn [this message]
2018-04-03 15:02 ` Richard Cochran
2018-03-25 23:01 ` Andrew Lunn
2018-04-03 4:27 ` Richard Cochran
2018-03-25 23:06 ` Andrew Lunn
2018-03-25 22:14 ` Richard Cochran
2018-03-22 0:43 ` Andrew Lunn
2018-03-22 1:57 ` Richard Cochran
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