Re: [PATCH v2 net-next 08/14] net: dsa: felix: update init_regmap to be string-based

From: Jakub Kicinski
Date: Thu Sep 22 2022 - 22:40:34 EST


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