[PATCH 2/4] lib/librte_ether: define CTRL_PKT filter type and its structure

[Jingjing Wu <jingjing.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

define new filter type and its structure
 - RTE_ETH_FILTER_CTRL_PKT
 - struct rte_ctrl_pkt_filter

Signed-off-by: Jingjing Wu <jingjing.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
---
 lib/librte_ether/rte_eth_ctrl.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/lib/librte_ether/rte_eth_ctrl.h b/lib/librte_ether/rte_eth_ctrl.h
index 34ab278..ff686be 100644
--- a/lib/librte_ether/rte_eth_ctrl.h
+++ b/lib/librte_ether/rte_eth_ctrl.h
@@ -53,6 +53,7 @@ enum rte_filter_type {
 	RTE_ETH_FILTER_NONE = 0,
 	RTE_ETH_FILTER_RSS,
 	RTE_ETH_FILTER_FDIR,
+	RTE_ETH_FILTER_CTRL_PKT,
 	RTE_ETH_FILTER_MAX,
 };
 
@@ -71,6 +72,29 @@ enum rte_filter_op {
 	RTE_ETH_FILTER_OP_MAX,
 };
 
+/**
+ * Define all structures for Control Packet Filter type corresponding with specific operations.
+ */
+
+#define RTE_CONTROL_PACKET_FLAGS_IGNORE_MAC    0x0001
+#define RTE_CONTROL_PACKET_FLAGS_DROP          0x0002
+#define RTE_CONTROL_PACKET_FLAGS_TO_QUEUE      0x0004
+#define RTE_CONTROL_PACKET_FLAGS_TX            0x0008
+#define RTE_CONTROL_PACKET_FLAGS_RX            0x0000
+
+/**
+ * A structure used to define the control packet filter entry
+ * to support RTE_ETH_FILTER_CTRL_PKT with RTE_ETH_FILTER_OP_ADD
+ * and RTE_ETH_FILTER_OP_DELETE operations.
+ */
+struct rte_ctrl_pkt_filter {
+	struct ether_addr mac_addr;   /**< mac address to match. */
+	uint16_t ether_type;          /**< ether type to match */
+	uint16_t flags;               /**< options for filter's behavior*/
+	uint16_t dest_id;             /**< destination vsi id or pool id*/
+	uint16_t queue;               /**< queue assign to if TO QUEUE flag is set */
+};
+
 #ifdef __cplusplus
 }
 #endif
-- 
1.8.1.4