net/mlx5: Emit port affinity event for multipath offloads

Under multipath offload scheme, as part of handling fib events, emit
mlx5 port affinity event on the enabled ports which will be handled by
the tc offloads code.

Signed-off-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c b/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
index 5680beba8c07ed1c41cc69004fe98fc992a3513f..5633f8572800e63efe51102365c40537c443a98c 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
@@ -6,6 +6,7 @@
 #include "lag_mp.h"
 #include "mlx5_core.h"
 #include "eswitch.h"
+#include "lib/mlx5.h"
 
 static bool mlx5_lag_multipath_check_prereq(struct mlx5_lag *ldev)
 {
@@ -73,6 +74,16 @@ static void mlx5_lag_set_port_affinity(struct mlx5_lag *ldev, int port)
                return;
        }
 
+       if (tracker.netdev_state[0].tx_enabled)
+               mlx5_notifier_call_chain(ldev->pf[0].dev->priv.events,
+                                        MLX5_DEV_EVENT_PORT_AFFINITY,
+                                        (void *)0);
+
+       if (tracker.netdev_state[1].tx_enabled)
+               mlx5_notifier_call_chain(ldev->pf[1].dev->priv.events,
+                                        MLX5_DEV_EVENT_PORT_AFFINITY,
+                                        (void *)0);
+
        mlx5_modify_lag(ldev, &tracker);
 }
 

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index ee109b3fbfb8a3d4abb0bba9685e1d78c435730d..5ffb5df1a2c242630bfc71f48267efe091af53c6 100644 (file)
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -195,6 +195,7 @@ struct mlx5_rsc_debug {
 
 enum mlx5_dev_event {
        MLX5_DEV_EVENT_SYS_ERROR = 128, /* 0 - 127 are FW events */
+       MLX5_DEV_EVENT_PORT_AFFINITY = 129,
 };
 
 enum mlx5_port_status {