Re: [PATCH net-next 1/7] net: dsa: add support for switchdev VLAN objects

From: Vivien Didelot
Date: Thu Aug 13 2015 - 17:02:07 EST


Hi Andrew,

On 15-08-13 22:16:08, Andrew Lunn wrote:
> On Thu, Aug 13, 2015 at 12:52:17PM -0400, Vivien Didelot wrote:
> > Add new functions in DSA drivers to access hardware VLAN entries through
> > SWITCHDEV_OBJ_PORT_VLAN objects:
> >
> > - port_pvid_get() and vlan_getnext() to dump a VLAN
> > - port_vlan_del() to exclude a port from a VLAN
> > - port_pvid_set() and port_vlan_add() to join a port to a VLAN
> >
> > The DSA infrastructure will ensure that each VLAN of the given range
> > does not already belong to another bridge. If it does, it will fallback
> > to software VLAN and won't program the hardware.
> >
> > Signed-off-by: Vivien Didelot <vivien.didelot@xxxxxxxxxxxxxxxxxxxx>
> > ---
> > include/net/dsa.h | 11 ++++
> > net/dsa/slave.c | 158 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
> > 2 files changed, 169 insertions(+)
> >
> > diff --git a/include/net/dsa.h b/include/net/dsa.h
> > index 6356f43..bd9b765 100644
> > --- a/include/net/dsa.h
> > +++ b/include/net/dsa.h
> > @@ -298,6 +298,17 @@ struct dsa_switch_driver {
> > u8 state);
> >
> > /*
> > + * VLAN support
> > + */
> > + int (*port_pvid_get)(struct dsa_switch *ds, int port, u16 *pvid);
> > + int (*port_pvid_set)(struct dsa_switch *ds, int port, u16 pvid);
> > + int (*port_vlan_add)(struct dsa_switch *ds, int port, u16 vid,
> > + bool untagged);
> > + int (*port_vlan_del)(struct dsa_switch *ds, int port, u16 vid);
> > @@ -794,6 +949,9 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
> > .ndo_netpoll_cleanup = dsa_slave_netpoll_cleanup,
> > .ndo_poll_controller = dsa_slave_poll_controller,
> > #endif
> > + .ndo_bridge_getlink = switchdev_port_bridge_getlink,
> > + .ndo_bridge_setlink = switchdev_port_bridge_setlink,
> > + .ndo_bridge_dellink = switchdev_port_bridge_dellink,
> > };
>
> Do these changes belong here?

Yes, these are used by switchdev to access bridge requests and exchange
SWITCHDEV_OBJ_PORT_VLAN objects with DSA, through the its switchdev_ops.

Thanks,
-v
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