linux-kernel - Re: [PATCH net-next] net: phy: marvell: add support for MV88E6020 internal PHYs

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Message-ID: <c66d04d4-8ae2-45f7-bedc-b6b09c417b25@lunn.ch>
Date: Wed, 24 Apr 2024 14:52:14 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Matthias Schiffer <matthias.schiffer@...tq-group.com>
Cc: Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux@...tq-group.com
Subject: Re: [PATCH net-next] net: phy: marvell: add support for MV88E6020
 internal PHYs

On Wed, Apr 24, 2024 at 02:10:22PM +0200, Matthias Schiffer wrote:
> The embedded PHYs of the MV88E6020 (88E6250 family) switch are very
> basic - they do not even have an Extended Address / Page register.
> +static struct marvell_hw_stat marvell_hw_stats_88e6020[] = {

> +	{ "phy_receive_errors", 0, 21, 16},

So the 0 here is bogus? 

This patch is quite invasive, and it is hard to say it is worth it. I
would probably not try to reuses as much code, add functions which are
specific to the 6250. Keep it KISS.

	 Andrew