__rte_experimental
int rte_pmd_mlx5_get_dyn_flag_names(char *names[], unsigned int n);
+#define MLX5_DOMAIN_BIT_NIC_RX (1 << 0) /**< NIC RX domain bit mask. */
+#define MLX5_DOMAIN_BIT_NIC_TX (1 << 1) /**< NIC TX domain bit mask. */
+#define MLX5_DOMAIN_BIT_FDB (1 << 2) /**< FDB (TX + RX) domain bit mask. */
+
+/**
+ * Synchronize the flows to make them take effort on hardware.
+ * It only supports DR flows now. For DV and Verbs flows, there is no need to
+ * call this function, and a success will return directly in case of Verbs.
+ *
+ * @param[in] port_id
+ * The port identifier of the Ethernet device.
+ * @param[in] domains
+ * Refer to "/usr/include/infiniband/mlx5dv.h".
+ * Bitmask of domains in which the synchronization will be done.
+ * MLX5_DOMAIN_BIT* macros are used to specify the domains.
+ * An ADD or OR operation could be used to synchronize flows in more than
+ * one domain per call.
+ *
+ * @return
+ * - (0) if successful.
+ * - Negative value if an error.
+ */
+__rte_experimental
+int rte_pmd_mlx5_sync_flow(uint16_t port_id, uint32_t domains);
+
#endif