[U-Boot] [PATCH] net: mvpp2: support setting hardware addresses from ethernet core

[Joe Hershberger <joe.hershberger@ni.com>]

On Sat, Jun 1, 2019 at 1:39 PM Joe Hershberger <joe.hershberger@ni.com> wrote:
>
> On Wed, May 8, 2019 at 2:36 PM Matt Pelland <mpelland@starry.com> wrote:
> >
> > mvpp2 already has support for setting MAC addresses but this
> > functionality was not exposed to the ethernet core. This commit exposes
> > this functionality so that MAC address assignments stored in U-Boot's
> > environment are correctly applied before Linux boots.
> >
> > Signed-off-by: Matt Pelland <mpelland@starry.com>
> > ---
> >  drivers/net/mvpp2.c | 8 ++++++++
> >  1 file changed, 8 insertions(+)
> >
> > diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c
> > index bcc6fe92a9..d2d17f1417 100644
> > --- a/drivers/net/mvpp2.c
> > +++ b/drivers/net/mvpp2.c
> > @@ -5321,6 +5321,13 @@ static void mvpp2_stop(struct udevice *dev)
> >         mvpp2_cleanup_txqs(port);
> >  }
> >
> > +static mvpp2_write_hwaddr(struct udevice *dev)
>
> This breaks the build. The function must return an int.

Should we expect an update to this patch or drop it from patchwork?

>
> > +{
> > +       struct mvpp2_port *port = dev_get_priv(dev);
> > +
> > +       mvpp2_prs_update_mac_da(port, port->dev_addr);
>
> Missing status return from the result of mvpp2_prs_update_mac_da().
>
> > +}
> > +
> >  static int mvpp22_smi_phy_addr_cfg(struct mvpp2_port *port)
> >  {
> >         writel(port->phyaddr, port->priv->iface_base +
> > @@ -5525,6 +5532,7 @@ static const struct eth_ops mvpp2_ops = {
> >         .send           = mvpp2_send,
> >         .recv           = mvpp2_recv,
> >         .stop           = mvpp2_stop,
> > +       .write_hwaddr   = mvpp2_write_hwaddr
> >  };
> >
> >  static struct driver mvpp2_driver = {
> > --
> > 2.21.0
> >
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