Re: [RFC net-next PATCH v2 1/2] net/fsl: add ACPI support for mdio bus

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> > +static int xgmac_mdiobus_register_phy(struct mii_bus *bus,
> > +				      struct fwnode_handle *child, u32 addr)
> > +{
> > +	struct phy_device *phy;
> > +	bool is_c45 = false;
> > +	int rc;
> > +	const char *cp;
> > +	u32 phy_id;
> > +
> > +	fwnode_property_read_string(child, "compatible", &cp);
> > +	if (!strcmp(cp, "ethernet-phy-ieee802.3-c45"))
> > +		is_c45 = true;
> > +
> > +	if (!is_c45 && !xgmac_get_phy_id(child, &phy_id))
> > +		phy = phy_device_create(bus, addr, phy_id, 0, NULL);
> > +	else
> > +		phy = get_phy_device(bus, addr, is_c45);
> > +	if (IS_ERR(phy))
> > +		return PTR_ERR(phy);
> > +
> > +	phy->irq = bus->irq[addr];
> > +
> > +	/* Associate the fwnode with the device structure so it
> > +	 * can be looked up later.
> > +	 */
> > +	phy->mdio.dev.fwnode = child;
> > +
> > +	/* All data is now stored in the phy struct, so register it */
> > +	rc = phy_device_register(phy);
> > +	if (rc) {
> > +		phy_device_free(phy);
> > +		fwnode_handle_put(child);
> > +		return rc;
> > +	}
> > +
> > +	dev_dbg(&bus->dev, "registered phy at address %i\n", addr);
> > +
> > +	return 0;
> 
> You seem to be duplicating the OF implementation in a private driver,
> converting it to fwnode.  This is not how we develop the Linux kernel.
> We fix subsystem problems by fixing the subsystems, not by throwing
> what should be subsystem code into private drivers.

And i think a similar comment was given for v1, but i could be
remembering wrongly.

	    Andrew



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