netdev - Re: [PATCH net-next 2/2] net: dsa :mv88e6xxx: Disable unused ports

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Message-ID: <20190503101835.GD25090@t480s.localdomain>
Date:   Fri, 3 May 2019 10:18:35 -0400
From:   Vivien Didelot <vivien.didelot@...il.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     David Miller <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>, Andrew Lunn <andrew@...n.ch>
Subject: Re: [PATCH net-next 2/2] net: dsa :mv88e6xxx: Disable unused ports

On Wed,  1 May 2019 00:08:31 +0200, Andrew Lunn <andrew@...n.ch> wrote:
> If the NO_CPU strap is set, the switch starts in 'dumb hub' mode, with
> all ports enable. Ports which are then actively used are reconfigured
> as required when the driver starts. However unused ports are left
> alone. Change this to disable them, and turn off any SERDES
> interface. This could save some power and so reduce the temperature a
> bit.
> 
> Signed-off-by: Andrew Lunn <andrew@...n.ch>

Reviewed-by: Vivien Didelot <vivien.didelot@...il.com>