ethdev: add supported hash function check

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

diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 7e4e57b..b9eb8ae 100644 (file)
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -2483,6 +2483,46 @@ rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
 int
 rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt);
 
+/**
+ * Subtypes for IPsec offload event(@ref RTE_ETH_EVENT_IPSEC) raised by
+ * eth device.
+ */
+enum rte_eth_event_ipsec_subtype {
+       RTE_ETH_EVENT_IPSEC_UNKNOWN = 0,
+                       /**< Unknown event type */
+       RTE_ETH_EVENT_IPSEC_ESN_OVERFLOW,
+                       /**< Sequence number overflow */
+       RTE_ETH_EVENT_IPSEC_SA_TIME_EXPIRY,
+                       /**< Soft time expiry of SA */
+       RTE_ETH_EVENT_IPSEC_SA_BYTE_EXPIRY,
+                       /**< Soft byte expiry of SA */
+       RTE_ETH_EVENT_IPSEC_MAX
+                       /**< Max value of this enum */
+};
+
+/**
+ * Descriptor for @ref RTE_ETH_EVENT_IPSEC event. Used by eth dev to send extra
+ * information of the IPsec offload event.
+ */
+struct rte_eth_event_ipsec_desc {
+       enum rte_eth_event_ipsec_subtype subtype;
+                       /**< Type of RTE_ETH_EVENT_IPSEC_* event */
+       uint64_t metadata;
+                       /**< Event specific metadata
+                        *
+                        * For the following events, *userdata* registered
+                        * with the *rte_security_session* would be returned
+                        * as metadata,
+                        *
+                        * - @ref RTE_ETH_EVENT_IPSEC_ESN_OVERFLOW
+                        * - @ref RTE_ETH_EVENT_IPSEC_SA_TIME_EXPIRY
+                        * - @ref RTE_ETH_EVENT_IPSEC_SA_BYTE_EXPIRY
+                        *
+                        * @see struct rte_security_session_conf
+                        *
+                        */
+};
+
 /**
  * The eth device event type for interrupt, and maybe others in the future.
  */
@@ -2498,6 +2538,7 @@ enum rte_eth_event_type {
        RTE_ETH_EVENT_INTR_RMV, /**< device removal event */
        RTE_ETH_EVENT_NEW,      /**< port is probed */
        RTE_ETH_EVENT_DESTROY,  /**< port is released */
+       RTE_ETH_EVENT_IPSEC,    /**< IPsec offload related event */
        RTE_ETH_EVENT_MAX       /**< max value of this enum */
 };
 
@@ -3911,6 +3952,9 @@ static inline int rte_eth_tx_descriptor_status(uint16_t port_id,
  * invoke this function concurrently on the same tx queue without SW lock.
  * @see rte_eth_dev_info_get, struct rte_eth_txconf::txq_flags
  *
+ * @see rte_eth_tx_prepare to perform some prior checks or adjustments
+ * for offloads.
+ *
  * @param port_id
  *   The port identifier of the Ethernet device.
  * @param queue_id