netdev - Re: [PATCH net-next v2 07/10] net: phy: marvell10g: Add support for 2.5GBASET

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Message-ID: <20190207141539.GJ32483@lunn.ch>
Date:   Thu, 7 Feb 2019 15:15:39 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Maxime Chevallier <maxime.chevallier@...tlin.com>
Cc:     davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        thomas.petazzoni@...tlin.com, gregory.clement@...tlin.com,
        miquel.raynal@...tlin.com, nadavh@...vell.com, stefanc@...vell.com,
        mw@...ihalf.com
Subject: Re: [PATCH net-next v2 07/10] net: phy: marvell10g: Add support for
 2.5GBASET

>  		if (phydev->speed == SPEED_10000)
>  			phydev->interface = PHY_INTERFACE_MODE_10GKR;
> +		else if (phydev->speed == SPEED_2500)
> +			phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
>  		else if (phydev->speed >= SPEED_10 &&
> -			 phydev->speed < SPEED_10000)
> +			 phydev->speed < SPEED_2500)
>  			phydev->interface = PHY_INTERFACE_MODE_SGMII;
>  	}

Maybe swap to a switch statement?

>  static struct phy_driver mv3310_drivers[] = {
>  	{
> -		.phy_id		= 0x002b09aa,
> +		.phy_id		= MARVELL_PHY_ID_88X3310,

What does the datasheet say about the lower nibble? Often it is a
silicon revision field, so you don't match on it. But 0xa is a rather
odd revision.

Thanks
	Andrew