net/mlx5_core: Introduce flow steering destination of type counter

When adding a flow steering rule with a counter, need to supply a
destination of type MLX5_FLOW_DESTINATION_TYPE_COUNTER, with a pointer
to a struct mlx5_fc.
Also, MLX5_FLOW_CONTEXT_ACTION_COUNT bit should be set in the action.

Signed-off-by: Amir Vadai <amirva@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h
index 6467569ad76e..c8b9ede1c20a 100644
--- a/include/linux/mlx5/fs.h
+++ b/include/linux/mlx5/fs.h
@@ -73,6 +73,7 @@ struct mlx5_flow_destination {
                 u32                     tir_num;
                 struct mlx5_flow_table  *ft;
                 u32                     vport_num;
+                struct mlx5_fc          *counter;
         };
 };
 
@@ -125,4 +126,5 @@ void mlx5_del_flow_rule(struct mlx5_flow_rule *fr);
 int mlx5_modify_rule_destination(struct mlx5_flow_rule *rule,
                                  struct mlx5_flow_destination *dest);
 
+struct mlx5_fc *mlx5_flow_rule_counter(struct mlx5_flow_rule *rule);
 #endif
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 614c795eadea..9a05cd7e5890 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -936,6 +936,8 @@ enum mlx5_flow_destination_type {
         MLX5_FLOW_DESTINATION_TYPE_VPORT        = 0x0,
         MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE   = 0x1,
         MLX5_FLOW_DESTINATION_TYPE_TIR          = 0x2,
+
+        MLX5_FLOW_DESTINATION_TYPE_COUNTER      = 0x100,
 };
 
 struct mlx5_ifc_dest_format_struct_bits {