Re: [net-next: PATCH 04/12] net: mvpp2: initialize port fwnode pointer

From: Andy Shevchenko
Date: Mon Jun 20 2022 - 13:44:18 EST


On Mon, Jun 20, 2022 at 08:43:05PM +0300, Andy Shevchenko wrote:
> On Mon, Jun 20, 2022 at 05:02:17PM +0200, Marcin Wojtas wrote:
> > As a preparation to switch the DSA subsystem from using
> > of_find_net_device_by_node() to its more generic fwnode_
> > equivalent, the port's device structure should be updated
> > with its fwnode pointer, similarly to of_node - see analogous
> > commit c4053ef32208 ("net: mvpp2: initialize port of_node pointer").
> >
> > This patch is required to prevent a regression before updating
> > the DSA API on boards that connect the mvpp2 port to switch,
> > such as Clearfog GT-8K or CN913x CEx7 Evaluation Board.
>
> ...
>
> > dev->dev.of_node = port_node;
> > + dev->dev.fwnode = port_fwnode;
>
> device_set_node() ?

Ah, important remark to all device_set_node() comments. It assumes that you
replace _both_ assignments with _single_ call.

--
With Best Regards,
Andy Shevchenko