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[dpdk-dev,07/12] librte_ether: extend rte_eth_fdir_flow to support tunnel format

Message ID 1453789575-6297-8-git-send-email-jingjing.wu@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Bruce Richardson
Headers show

Commit Message

Wu, Jingjing Jan. 26, 2016, 6:26 a.m. UTC
This patch changed rte_eth_fdir_flow from union to struct to
support more packets formats, for example, Vxlan and GRE tunnel
packets with IP inner frame.

This patch also add new RTE_FDIR_TUNNEL_TYPE_GRE enum.

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
---
 doc/guides/rel_notes/release_2_3.rst |  4 ++++
 lib/librte_ether/rte_eth_ctrl.h      | 27 +++++++++++++++------------
 2 files changed, 19 insertions(+), 12 deletions(-)
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Patch

diff --git a/doc/guides/rel_notes/release_2_3.rst b/doc/guides/rel_notes/release_2_3.rst
index 99de186..2216fee 100644
--- a/doc/guides/rel_notes/release_2_3.rst
+++ b/doc/guides/rel_notes/release_2_3.rst
@@ -39,6 +39,10 @@  API Changes
 ABI Changes
 -----------
 
+* The ethdev flow director structure ``rte_eth_fdir_flow`` structure was
+  changed. New fields were added to extend flow director's input set, and
+  organizing is also changed to support multiple input format.
+
 
 Shared Library Versions
 -----------------------
diff --git a/lib/librte_ether/rte_eth_ctrl.h b/lib/librte_ether/rte_eth_ctrl.h
index 248f719..eb4c13d 100644
--- a/lib/librte_ether/rte_eth_ctrl.h
+++ b/lib/librte_ether/rte_eth_ctrl.h
@@ -495,6 +495,7 @@  enum rte_eth_fdir_tunnel_type {
 	RTE_FDIR_TUNNEL_TYPE_UNKNOWN = 0,
 	RTE_FDIR_TUNNEL_TYPE_NVGRE,
 	RTE_FDIR_TUNNEL_TYPE_VXLAN,
+	RTE_FDIR_TUNNEL_TYPE_GRE,
 };
 
 /**
@@ -508,18 +509,20 @@  struct rte_eth_tunnel_flow {
 };
 
 /**
- * An union contains the inputs for all types of flow
+ * A struct contains the inputs for all types of flow
  */
-union rte_eth_fdir_flow {
-	struct rte_eth_l2_flow     l2_flow;
-	struct rte_eth_udpv4_flow  udp4_flow;
-	struct rte_eth_tcpv4_flow  tcp4_flow;
-	struct rte_eth_sctpv4_flow sctp4_flow;
-	struct rte_eth_ipv4_flow   ip4_flow;
-	struct rte_eth_udpv6_flow  udp6_flow;
-	struct rte_eth_tcpv6_flow  tcp6_flow;
-	struct rte_eth_sctpv6_flow sctp6_flow;
-	struct rte_eth_ipv6_flow   ipv6_flow;
+struct rte_eth_fdir_flow {
+	union {
+		struct rte_eth_l2_flow     l2_flow;
+		struct rte_eth_udpv4_flow  udp4_flow;
+		struct rte_eth_tcpv4_flow  tcp4_flow;
+		struct rte_eth_sctpv4_flow sctp4_flow;
+		struct rte_eth_ipv4_flow   ip4_flow;
+		struct rte_eth_udpv6_flow  udp6_flow;
+		struct rte_eth_tcpv6_flow  tcp6_flow;
+		struct rte_eth_sctpv6_flow sctp6_flow;
+		struct rte_eth_ipv6_flow   ipv6_flow;
+	};
 	struct rte_eth_mac_vlan_flow mac_vlan_flow;
 	struct rte_eth_tunnel_flow   tunnel_flow;
 };
@@ -540,7 +543,7 @@  struct rte_eth_fdir_flow_ext {
  */
 struct rte_eth_fdir_input {
 	uint16_t flow_type;
-	union rte_eth_fdir_flow flow;
+	struct rte_eth_fdir_flow flow;
 	/**< Flow fields to match, dependent on flow_type */
 	struct rte_eth_fdir_flow_ext flow_ext;
 	/**< Additional fields to match */