netdev - Re: [PATCH 4/4] net: dsa: mv88e6xxx: Use chip-wide max frame size for MTU

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Message-ID: <20200723133432.GE1553578@lunn.ch>
Date:   Thu, 23 Jul 2020 15:34:32 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Chris Packham <chris.packham@...iedtelesis.co.nz>
Cc:     vivien.didelot@...il.com, f.fainelli@...il.com,
        davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] net: dsa: mv88e6xxx: Use chip-wide max frame size
 for MTU

On Thu, Jul 23, 2020 at 03:59:42PM +1200, Chris Packham wrote:
> Some of the chips in the mv88e6xxx family don't support jumbo
> configuration per port. But they do have a chip-wide max frame size that
> can be used. Use this to approximate the behaviour of configuring a port
> based MTU.
> 
> Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>

Hi Chris

This patch will need a bit of rework for net-next, but the basic idea
is O.K.

   Andrew