linux-kernel - Re: [PATCH net-next v4 4/4] net: stmmac: dwmac-sogfpga: use the lynx pcs driver

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Date:   Mon, 5 Jun 2023 09:38:19 +0200
From:   Simon Horman <simon.horman@...igine.com>
To:     Maxime Chevallier <maxime.chevallier@...tlin.com>
Cc:     Mark Brown <broonie@...nel.org>, davem@...emloft.net,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        alexis.lothore@...tlin.com, thomas.petazzoni@...tlin.com,
        Andrew Lunn <andrew@...n.ch>, Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Ioana Ciornei <ioana.ciornei@....com>,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>
Subject: Re: [PATCH net-next v4 4/4] net: stmmac: dwmac-sogfpga: use the lynx
 pcs driver

On Thu, Jun 01, 2023 at 04:14:54PM +0200, Maxime Chevallier wrote:
> dwmac_socfpga re-implements support for the TSE PCS, which is identical
> to the already existing TSE PCS, which in turn is the same as the Lynx
> PCS. Drop the existing TSE re-implemenation and use the Lynx PCS
> instead, relying on the regmap-mdio driver to translate MDIO accesses
> into mmio accesses.
> 
> Add a lynx_pcs reference in the stmmac's internal structure, and use
> .mac_select_pcs() to return the relevant PCS to be used.
> 
> Signed-off-by: Maxime Chevallier <maxime.chevallier@...tlin.com>

Reviewed-by: Simon Horman <simon.horman@...igine.com>