linux-kernel - Re: [PATCH net-next 3/5] net: dsa: add CPU and DSA ports as VLAN members

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Message-ID: <2e49ee11-3ced-3838-c939-4eb847d3fb1e@gmail.com>
Date:   Wed, 7 Jun 2017 12:38:16 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
        netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
        "David S. Miller" <davem@...emloft.net>,
        Andrew Lunn <andrew@...n.ch>
Subject: Re: [PATCH net-next 3/5] net: dsa: add CPU and DSA ports as VLAN
 members

On 06/06/2017 01:56 PM, Vivien Didelot wrote:
> In a multi-chip switch fabric, it is currently the responsibility of the
> driver to add the CPU or DSA (interconnecting chips together) ports as
> members of a new VLAN entry. This makes the drivers more complicated.
> 
> We want the DSA drivers to be stupid and the DSA core being the one
> responsible for caring about the abstracted switch logic and topology.
> 
> Make the DSA core program the CPU and DSA ports as part of the VLAN.
> 
> This makes all chips of the data path to be aware of VIDs spanning the
> the whole fabric and thus, seamlessly add support for cross-chip VLAN.
> 
> Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian