linux-kernel - Re: [PATCH net-next 1/2] net: phy: marvell-88x2222: check that link is operational

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Date:   Tue, 13 Apr 2021 15:12:05 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Russell King - ARM Linux admin <linux@...linux.org.uk>
Cc:     Ivan Bornyakov <i.bornyakov@...rotek.ru>, system@...rotek.ru,
        hkallweit1@...il.com, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 1/2] net: phy: marvell-88x2222: check that link
 is operational

> Indeed - it should be a logical and operation - there is light present
> _and_ the PHY recognises the signal. This is what the commit achieves,
> although (iirc) doesn't cater for the case where there is no SFP cage
> attached.

Hi Russell

Is there something like this in the marvell10 driver?

Also, do you know when there is an SFP cage? Do we need a standardised
DT property for this?

   Andrew