The mlx4 driver does not trigger an IB_EVENT_PORT_ACTIVE when the
RoCE network interface is activated. When SMC determines the RoCE
device port to be used, it checks the port states.
This patch triggers IB events for NETDEV_UP and NETDEV_DOWN.
Signed-off-by: Ursula Braun <ubraun@xxxxxxxxxxxxx>
---
drivers/infiniband/hw/mlx4/main.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index ca0f1ee26091..8391abc5dc7a 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -2440,6 +2440,26 @@ static void mlx4_ib_scan_netdevs(struct mlx4_ib_dev *ibdev,
event == NETDEV_UP || event == NETDEV_CHANGE))
update_qps_port = port;
+ if (dev == iboe->netdevs[port - 1] &&
+ event == NETDEV_UP) {
+ struct ib_event ibev = { };
+
+ ibev.device = &ibdev->ib_dev;
+ ibev.element.port_num = port;
+ ibev.event = IB_EVENT_PORT_ACTIVE;
+ ib_dispatch_event(&ibev);
+ }
+
+ if (dev == iboe->netdevs[port - 1] &&
+ event == NETDEV_DOWN) {
+ struct ib_event ibev = { };
+
+ ibev.device = &ibdev->ib_dev;
+ ibev.element.port_num = port;
+ ibev.event = IB_EVENT_PORT_ERR;
+ ib_dispatch_event(&ibev);
+ }
+
}
spin_unlock_bh(&iboe->lock);
--
2.16.4
