dsa: mv88e6xxx: Enable forwarding for unknown to the CPU port
authorAndrew Lunn <andrew@lunn.ch>
Mon, 28 Sep 2015 23:50:56 +0000 (01:50 +0200)
committerDavid S. Miller <davem@davemloft.net>
Wed, 30 Sep 2015 04:06:51 +0000 (21:06 -0700)
Frames destined to an unknown address must be forwarded to the CPU
port. Otherwise incoming ARP, dhcp leases, etc, do not work.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/dsa/mv88e6xxx.c

index f8baa897d1a0e48b39f2d628ce36bfc2ef73ca08..1f7dd927cc5ea4777530a8ba23daae631f258bf9 100644 (file)
@@ -2051,6 +2051,8 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
                                reg |= PORT_CONTROL_FRAME_ETHER_TYPE_DSA;
                        else
                                reg |= PORT_CONTROL_FRAME_MODE_DSA;
+                       reg |= PORT_CONTROL_FORWARD_UNKNOWN |
+                               PORT_CONTROL_FORWARD_UNKNOWN_MC;
                }
 
                if (mv88e6xxx_6352_family(ds) || mv88e6xxx_6351_family(ds) ||