netdev - Re: [PATCH v3 net-next 2/3] net: dsa: tag_dsa: Unify regular and ethertype DSA taggers

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Message-ID: <20201117025204.GK1752213@lunn.ch>
Date:   Tue, 17 Nov 2020 03:52:04 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Tobias Waldekranz <tobias@...dekranz.com>
Cc:     davem@...emloft.net, kuba@...nel.org, vivien.didelot@...il.com,
        f.fainelli@...il.com, olteanv@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH v3 net-next 2/3] net: dsa: tag_dsa: Unify regular and
 ethertype DSA taggers

On Sun, Nov 15, 2020 at 12:45:57AM +0100, Tobias Waldekranz wrote:
> Ethertype DSA encodes exactly the same information in the DSA tag as
> the non-ethertype variety. So refactor out the common parts and reuse
> them for both protocols.
> 
> This is ensures tag parsing and generation is always consistent across
> all mv88e6xxx chips.
> 
> While we are at it, explicitly deal with all possible CPU codes on
> receive, making sure to set offload_fwd_mark as appropriate.
> 
> Signed-off-by: Tobias Waldekranz <tobias@...dekranz.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew