linux-kernel - Re: [net-next RFC PATCH 1/4] net: dsa: qca8k: drop qca8k

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Message-ID: <20220718203042.j3ahonkf3jhw7rg3@skbuf>
Date:   Mon, 18 Jul 2022 23:30:42 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Christian Marangi <ansuelsmth@...il.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Russell King <linux@...linux.org.uk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [net-next RFC PATCH 1/4] net: dsa: qca8k: drop
 qca8k_read/write/rmw for regmap variant

On Mon, Jul 18, 2022 at 09:30:58PM +0200, Christian Marangi wrote:
> Tell me if I got this wrong.
> 
> The suggestion was to move the struct dsa_switch_ops to qca8k.h and add
> in the specific code probe the needed ops to add to the generic
> struct...

The declaration yes; the definition to qca8k-common.c. See for example
where felix_switch_ops is, relative to felix_vsc9959.c, seville_vsc9953.c
(users), felix.h (declaration), and felix.c (definition). Or how
mv88e6xxx_switch_ops does things and still supports a gazillion of switches.