Hi Florian,

Please take over these patches.

Thanks.

On Wed, Feb 20, 2019 at 03:18:44PM -0800, Florian Fainelli wrote:
> On 2/20/19 12:55 PM, Russell King wrote:
> > The Linux bridge implementation allows various properties of the bridge
> > to be controlled, such as flooding unknown unicast and multicast frames.
> > This patch adds the necessary DSA infrastructure to allow the Linux
> > bridge support to control these properties for DSA switches.
> > 
> > Reviewed-by: Vivien Didelot <[email protected]>
> > Signed-off-by: Russell King <[email protected]>
> > ---
> >  include/net/dsa.h  |  2 ++
> >  net/dsa/dsa_priv.h |  2 ++
> >  net/dsa/port.c     | 17 +++++++++++++++++
> >  net/dsa/slave.c    |  6 ++++++
> >  4 files changed, 27 insertions(+)
> > 
> > diff --git a/include/net/dsa.h b/include/net/dsa.h
> > index 7f2a668ef2cc..2c2c10812814 100644
> > --- a/include/net/dsa.h
> > +++ b/include/net/dsa.h
> > @@ -400,6 +400,8 @@ struct dsa_switch_ops {
> >     void    (*port_stp_state_set)(struct dsa_switch *ds, int port,
> >                                   u8 state);
> >     void    (*port_fast_age)(struct dsa_switch *ds, int port);
> > +   int     (*port_egress_floods)(struct dsa_switch *ds, int port,
> > +                                 bool unicast, bool multicast);
> >  
> >     /*
> >      * VLAN support
> > diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
> > index 1f4972dab9f2..f4f99ec29f5d 100644
> > --- a/net/dsa/dsa_priv.h
> > +++ b/net/dsa/dsa_priv.h
> > @@ -160,6 +160,8 @@ int dsa_port_mdb_add(const struct dsa_port *dp,
> >                  struct switchdev_trans *trans);
> >  int dsa_port_mdb_del(const struct dsa_port *dp,
> >                  const struct switchdev_obj_port_mdb *mdb);
> > +int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags,
> > +                     struct switchdev_trans *trans);
> >  int dsa_port_vlan_add(struct dsa_port *dp,
> >                   const struct switchdev_obj_port_vlan *vlan,
> >                   struct switchdev_trans *trans);
> > diff --git a/net/dsa/port.c b/net/dsa/port.c
> > index 2d7e01b23572..6df29bddf37e 100644
> > --- a/net/dsa/port.c
> > +++ b/net/dsa/port.c
> > @@ -177,6 +177,23 @@ int dsa_port_ageing_time(struct dsa_port *dp, clock_t 
> > ageing_clock,
> >     return dsa_port_notify(dp, DSA_NOTIFIER_AGEING_TIME, &info);
> >  }
> >  
> > +int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags,
> > +                     struct switchdev_trans *trans)
> > +{
> > +   struct dsa_switch *ds = dp->ds;
> > +   int port = dp->index;
> > +   int err = 0;
> > +
> > +   if (switchdev_trans_ph_prepare(trans))
> > +           return 0;
> > +
> > +   if (ds->ops->port_egress_floods)
> > +           err = ds->ops->port_egress_floods(ds, port, flags & BR_FLOOD,
> > +                                             flags & BR_MCAST_FLOOD);
> > +
> > +   return err;
> > +}
> > +
> >  int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr,
> >                  u16 vid)
> >  {
> > diff --git a/net/dsa/slave.c b/net/dsa/slave.c
> > index 2e5e7c04821b..f99161c3b1ea 100644
> > --- a/net/dsa/slave.c
> > +++ b/net/dsa/slave.c
> > @@ -295,6 +295,9 @@ static int dsa_slave_port_attr_set(struct net_device 
> > *dev,
> >     case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
> >             ret = dsa_port_ageing_time(dp, attr->u.ageing_time, trans);
> >             break;
> > +   case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
> > +           ret = dsa_port_bridge_flags(dp, attr->u.brport_flags, trans);
> > +           break;
> >     default:
> >             ret = -EOPNOTSUPP;
> >             break;
> > @@ -384,6 +387,9 @@ static int dsa_slave_port_attr_get(struct net_device 
> > *dev,
> >     switch (attr->id) {
> >     case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:
> >             attr->u.brport_flags_support = 0;
> > +           if (ds->ops->port_egress_floods)
> > +                   attr->u.brport_flags_support |= BR_FLOOD |
> > +                                                   BR_MCAST_FLOOD;
> 
> There is no struct dsa_switch *ds = dp->ds that is being declared in
> dsa_slave_port_attr_get():
> 
> net/dsa/slave.c: In function 'dsa_slave_port_attr_get':
> net/dsa/slave.c:390:7: error: 'ds' undeclared (first use in this function)
>    if (ds->ops->port_egress_floods)
>        ^~
> net/dsa/slave.c:390:7: note: each undeclared identifier is reported only
> once for each function it appears in
> scripts/Makefile.build:276: recipe for target 'net/dsa/slave.o' failed
> make[4]: *** [net/dsa/slave.o] Error 1
> scripts/Makefile.build:492: recipe for target 'net/dsa' failed
> make[3]: *** [net/dsa] Error 2
> make[3]: *** Waiting for unfinished jobs....
> 
> -- 
> Florian
> 

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