linux-kernel - Re: [PATCH net-next 3/8] net: mscc: Add MDIO driver

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Message-ID: <20180329145727.GB25752@lunn.ch>
Date:   Thu, 29 Mar 2018 16:57:27 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Allan Nielsen <Allan.Nielsen@...rosemi.com>,
        razvan.stefanescu@....com, po.liu@....com,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org
Subject: Re: [PATCH net-next 3/8] net: mscc: Add MDIO driver

> > It sounds like the correct fix is for get_phy_id() to look at the
> > error code for mdiobus_read(bus, addr, MII_PHYSID1). If it is EIO and
> > maybe ENODEV, set *phy_id to 0xffffffff and return. The scan code
> > should then do the correct thing.
> > 
> 
> That could work indeed. Do you want me to test and send a patch?

Yes please.

Thanks
	Andrew