ethdev: support metadata as flow rule criteria

[dpdk.git] / lib / librte_ethdev / rte_flow.h

diff --git a/lib/librte_ethdev/rte_flow.h b/lib/librte_ethdev/rte_flow.h
index 26e2fcf..a2c2041 100644 (file)
--- a/lib/librte_ethdev/rte_flow.h
+++ b/lib/librte_ethdev/rte_flow.h
@@ -414,6 +414,14 @@ enum rte_flow_item_type {
         * See struct rte_flow_item_mark.
         */
        RTE_FLOW_ITEM_TYPE_MARK,
+
+       /**
+        * [META]
+        *
+        * Matches a metadata value specified in mbuf metadata field.
+        * See struct rte_flow_item_meta.
+        */
+       RTE_FLOW_ITEM_TYPE_META,
 };
 
 /**
@@ -1156,6 +1164,22 @@ rte_flow_item_icmp6_nd_opt_tla_eth_mask = {
 };
 #endif
 
+/**
+ * RTE_FLOW_ITEM_TYPE_META.
+ *
+ * Matches a specified metadata value.
+ */
+struct rte_flow_item_meta {
+       rte_be32_t data;
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_META. */
+#ifndef __cplusplus
+static const struct rte_flow_item_meta rte_flow_item_meta_mask = {
+       .data = RTE_BE32(UINT32_MAX),
+};
+#endif
+
 /**
  * @warning
  * @b EXPERIMENTAL: this structure may change without prior notice