Adding switchdev ageing notification on port bridged

Configure ageing time to the HW for newly bridged device

CC: Scott Feldman <sfeldma@gmail.com>
CC: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Elad Raz <eladr@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Acked-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 4ca449a161320f7ef1c6f4864940e8557a7d18e3..fa53d7a89f485ac9039b6168db3063512c4d9d42 100644 (file)
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -15,6 +15,7 @@
 #include <linux/kmod.h>
 #include <linux/etherdevice.h>
 #include <linux/rtnetlink.h>
+#include <net/switchdev.h>
 
 #include "br_private.h"
 #include "br_private_stp.h"
@@ -35,11 +36,22 @@ static inline port_id br_make_port_id(__u8 priority, __u16 port_no)
 /* called under bridge lock */
 void br_init_port(struct net_bridge_port *p)
 {
+       struct switchdev_attr attr = {
+               .id = SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME,
+               .flags = SWITCHDEV_F_SKIP_EOPNOTSUPP | SWITCHDEV_F_DEFER,
+               .u.ageing_time = p->br->ageing_time,
+       };
+       int err;
+
        p->port_id = br_make_port_id(p->priority, p->port_no);
        br_become_designated_port(p);
        br_set_state(p, BR_STATE_BLOCKING);
        p->topology_change_ack = 0;
        p->config_pending = 0;
+
+       err = switchdev_port_attr_set(p->dev, &attr);
+       if (err)
+               netdev_err(p->dev, "failed to set HW ageing time\n");
 }
 
 /* called under bridge lock */