net/ixgbe: parse L2 tunnel filter

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

diff --git a/lib/librte_ether/rte_flow.h b/lib/librte_ether/rte_flow.h
index 06da341..171a569 100644 (file)
--- a/lib/librte_ether/rte_flow.h
+++ b/lib/librte_ether/rte_flow.h
@@ -268,6 +268,20 @@ enum rte_flow_item_type {
         * See struct rte_flow_item_vxlan.
         */
        RTE_FLOW_ITEM_TYPE_VXLAN,
+
+       /**
+        * Matches a E_TAG header.
+        *
+        * See struct rte_flow_item_e_tag.
+        */
+       RTE_FLOW_ITEM_TYPE_E_TAG,
+
+       /**
+        * Matches a NVGRE header.
+        *
+        * See struct rte_flow_item_nvgre.
+        */
+       RTE_FLOW_ITEM_TYPE_NVGRE,
 };
 
 /**
@@ -548,6 +562,42 @@ static const struct rte_flow_item_vxlan rte_flow_item_vxlan_mask = {
        .vni = "\xff\xff\xff",
 };
 
+/**
+ * RTE_FLOW_ITEM_TYPE_E_TAG.
+ *
+ * Matches a E-tag header.
+ */
+struct rte_flow_item_e_tag {
+       uint16_t tpid; /**< Tag protocol identifier (0x893F). */
+       /**
+        * E-Tag control information (E-TCI).
+        * E-PCP (3b), E-DEI (1b), ingress E-CID base (12b).
+        */
+       uint16_t epcp_edei_in_ecid_b;
+       /** Reserved (2b), GRP (2b), E-CID base (12b). */
+       uint16_t rsvd_grp_ecid_b;
+       uint8_t in_ecid_e; /**< Ingress E-CID ext. */
+       uint8_t ecid_e; /**< E-CID ext. */
+};
+
+/**
+ * RTE_FLOW_ITEM_TYPE_NVGRE.
+ *
+ * Matches a NVGRE header.
+ */
+struct rte_flow_item_nvgre {
+       /**
+        * Checksum (1b), undefined (1b), key bit (1b), sequence number (1b),
+        * reserved 0 (9b), version (3b).
+        *
+        * c_k_s_rsvd0_ver must have value 0x2000 according to RFC 7637.
+        */
+       uint16_t c_k_s_rsvd0_ver;
+       uint16_t protocol; /**< Protocol type (0x6558). */
+       uint8_t tni[3]; /**< Virtual subnet ID. */
+       uint8_t flow_id; /**< Flow ID. */
+};
+
 /**
  * Matching pattern item definition.
  *