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[dpdk-dev,v2,07/12] librte_ether: extend rte_eth_fdir_flow to support tunnel format

Message ID 1456918207-31696-8-git-send-email-jingjing.wu@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Bruce Richardson
Headers show

Commit Message

Wu, Jingjing March 2, 2016, 11:30 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/deprecation.rst   |  4 ----
 doc/guides/rel_notes/release_16_04.rst |  3 +++
 lib/librte_ether/rte_eth_ctrl.h        | 27 +++++++++++++++------------
 3 files changed, 18 insertions(+), 16 deletions(-)
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Patch

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index e94d4a2..7fa8639 100644
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -20,10 +20,6 @@  Deprecation Notices
   tables (512 queues).
   It should be integrated in release 2.3.
 
-* ABI changes are planned for struct rte_eth_fdir_flow in order to support
-  extend flow director's input set. The release 2.2 does not contain these ABI
-  changes, but release 2.3 will, and no backwards compatibility is planned.
-
 * ABI changes are planned for rte_eth_ipv4_flow and rte_eth_ipv6_flow to
   include more fields to be matched against. The release 2.2 does not
   contain these ABI changes, but release 2.3 will.
diff --git a/doc/guides/rel_notes/release_16_04.rst b/doc/guides/rel_notes/release_16_04.rst
index 73494f9..1d784d3 100644
--- a/doc/guides/rel_notes/release_16_04.rst
+++ b/doc/guides/rel_notes/release_16_04.rst
@@ -183,6 +183,9 @@  ABI Changes
   the previous releases and made in this release. Use fixed width quotes for
   ``rte_function_names`` or ``rte_struct_names``. Use the past tense.
 
+* 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 8c51023..b6a5c50 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 */