netdev - Re: [PATCH] dsa: mv88e6xxx: Make global2 support mandatory

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Message-ID: <20210123190637.42dad133@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Sat, 23 Jan 2021 19:06:37 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     netdev <netdev@...r.kernel.org>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Florian Fainelli <f.fainelli@...il.com>, tobias@...dekranz.com
Subject: Re: [PATCH] dsa: mv88e6xxx: Make global2 support mandatory

On Sat, 23 Jan 2021 21:51:48 +0100 Andrew Lunn wrote:
> Early generations of the mv88e6xxx did not have the global 2
> registers. In order to keep the driver slim, it was decided to make
> the code for these registers optional. Over time, more generations of
> switches have been added, always supporting global 2 and adding more
> and more registers. No effort has been made to keep these additional
> registers also optional to slim the driver down when used for older
> generations. Optional global 2 now just gives additional development
> and maintenance burden for no real gain.
> 
> Make global 2 support always compiled in.
> 
> Signed-off-by: Andrew Lunn <andrew@...n.ch>

FWIW doesn't seem to apply to net-next.