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Date:   Thu, 22 Sep 2022 19:40:09 -0700
From:   Jakub Kicinski <kuba@kernel.org>
To:     Colin Foster <colin.foster@in-advantage.com>
Cc:     linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org, netdev@vger.kernel.org,
        Russell King <linux@armlinux.org.uk>,
        Linus Walleij <linus.walleij@linaro.org>,
        UNGLinuxDriver@microchip.com,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Claudiu Manoil <claudiu.manoil@nxp.com>,
        Lee Jones <lee@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Eric Dumazet <edumazet@google.com>,
        "David S. Miller" <davem@davemloft.net>,
        Vladimir Oltean <olteanv@gmail.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Vivien Didelot <vivien.didelot@gmail.com>,
        Andrew Lunn <andrew@lunn.ch>
Subject: Re: [PATCH v2 net-next 08/14] net: dsa: felix: update init_regmap
 to be string-based
Message-ID: <20220922194009.276371fc@kernel.org>
In-Reply-To: <20220922193906.7ab18960@kernel.org>
References: <20220922040102.1554459-1-colin.foster@in-advantage.com>
        <20220922040102.1554459-9-colin.foster@in-advantage.com>
        <20220922193906.7ab18960@kernel.org>
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On Thu, 22 Sep 2022 19:39:06 -0700 Jakub Kicinski wrote:
> On Wed, 21 Sep 2022 21:00:56 -0700 Colin Foster wrote:
> > During development, it was believed that a wrapper for ocelot_regmap_init()
> > would be sufficient for the felix driver to work in non-mmio scenarios.
> > This was merged in during commit 242bd0c10bbd ("net: dsa: ocelot: felix:
> > add interface for custom regmaps")
> > 
> > As the external ocelot DSA driver grew closer to an acceptable state, it
> > was realized that most of the parameters that were passed in from struct
> > resource *res were useless and ignored. This is due to the fact that the
> > external ocelot DSA driver utilizes dev_get_regmap(dev, resource->name).
> > 
> > Instead of simply ignoring those parameters, refactor the API to only
> > require the name as an argument. MMIO scenarios this will reconstruct the
> > struct resource before calling ocelot_regmap_init(ocelot, resource). MFD
> > scenarios need only call dev_get_regmap(dev, name).

Ah, and the modpost:

ERROR: modpost: drivers/net/dsa/ocelot/mscc_seville: 'felix_init_regmap' exported twice. Previous export was in drivers/net/dsa/ocelot/mscc_felix.ko