netdev - Re: [PATCH net-next] Add Mellanox BlueField Gigabit Ethernet driver

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Message-ID: <20200731184105.GH1748118@lunn.ch>
Date:   Fri, 31 Jul 2020 20:41:05 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     David Thompson <dthompson@...lanox.com>, f@...n.ch
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        jiri@...lanox.com, Asmaa Mnebhi <asmaa@...lanox.com>
Subject: Re: [PATCH net-next] Add Mellanox BlueField Gigabit Ethernet driver

> +static int mlxbf_gige_mdio_read(struct mii_bus *bus, int phy_add, int phy_reg)
> +{
> +	struct mlxbf_gige *priv = bus->priv;
> +	u32 cmd;
> +	u32 ret;

Here and in write, please check if it is a C45 transaction request and
return -EOPNOTSUPP.

       Andrew