#include <rte_errno.h>
#include <rte_common.h>
#include <rte_config.h>
+#include <rte_ether.h>
-#include "rte_ether.h"
+#include "rte_ethdev_trace_fp.h"
#include "rte_dev_info.h"
extern int rte_eth_dev_logtype;
uint16_t link_duplex : 1; /**< ETH_LINK_[HALF/FULL]_DUPLEX */
uint16_t link_autoneg : 1; /**< ETH_LINK_[AUTONEG/FIXED] */
uint16_t link_status : 1; /**< ETH_LINK_[DOWN/UP] */
-} __attribute__((aligned(8))); /**< aligned for atomic64 read/write */
+} __rte_aligned(8); /**< aligned for atomic64 read/write */
/* Utility constants */
#define ETH_LINK_HALF_DUPLEX 0 /**< Half-duplex connection (see link_duplex). */
/** The multi-queue packet distribution mode to be used, e.g. RSS. */
enum rte_eth_rx_mq_mode mq_mode;
uint32_t max_rx_pkt_len; /**< Only used if JUMBO_FRAME enabled. */
+ /** Maximum allowed size of LRO aggregated packet. */
+ uint32_t max_lro_pkt_size;
uint16_t split_hdr_size; /**< hdr buf size (header_split enabled).*/
/**
* Per-port Rx offloads to be set using DEV_RX_OFFLOAD_* flags.
* structure are allowed to be set.
*/
uint64_t offloads;
+
+ uint64_t reserved_64s[2]; /**< Reserved for future fields */
+ void *reserved_ptrs[2]; /**< Reserved for future fields */
};
/**
* possible, and exclusively. For example, if a packet is identified as
* 'RTE_ETH_FLOW_NONFRAG_IPV4_TCP', it will not be any of other flow types,
* though it is an actual IPV4 packet.
- * Note that the flow types are used to define RSS offload types.
*/
#define RTE_ETH_FLOW_UNKNOWN 0
#define RTE_ETH_FLOW_RAW 1
#define RTE_ETH_FLOW_GENEVE 20 /**< GENEVE protocol based flow */
#define RTE_ETH_FLOW_NVGRE 21 /**< NVGRE protocol based flow */
#define RTE_ETH_FLOW_VXLAN_GPE 22 /**< VXLAN-GPE protocol based flow */
-#define RTE_ETH_FLOW_MAX 23
+#define RTE_ETH_FLOW_GTPU 23 /**< GTPU protocol based flow */
+#define RTE_ETH_FLOW_MAX 24
/*
- * The RSS offload types are defined based on flow types.
- * Different NIC hardware may support different RSS offload
- * types. The supported flow types or RSS offload types can be queried by
- * rte_eth_dev_info_get().
- */
-#define ETH_RSS_IPV4 (1ULL << RTE_ETH_FLOW_IPV4)
-#define ETH_RSS_FRAG_IPV4 (1ULL << RTE_ETH_FLOW_FRAG_IPV4)
-#define ETH_RSS_NONFRAG_IPV4_TCP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_TCP)
-#define ETH_RSS_NONFRAG_IPV4_UDP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_UDP)
-#define ETH_RSS_NONFRAG_IPV4_SCTP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_SCTP)
-#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_OTHER)
-#define ETH_RSS_IPV6 (1ULL << RTE_ETH_FLOW_IPV6)
-#define ETH_RSS_FRAG_IPV6 (1ULL << RTE_ETH_FLOW_FRAG_IPV6)
-#define ETH_RSS_NONFRAG_IPV6_TCP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_TCP)
-#define ETH_RSS_NONFRAG_IPV6_UDP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_UDP)
-#define ETH_RSS_NONFRAG_IPV6_SCTP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP)
-#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER)
-#define ETH_RSS_L2_PAYLOAD (1ULL << RTE_ETH_FLOW_L2_PAYLOAD)
-#define ETH_RSS_IPV6_EX (1ULL << RTE_ETH_FLOW_IPV6_EX)
-#define ETH_RSS_IPV6_TCP_EX (1ULL << RTE_ETH_FLOW_IPV6_TCP_EX)
-#define ETH_RSS_IPV6_UDP_EX (1ULL << RTE_ETH_FLOW_IPV6_UDP_EX)
-#define ETH_RSS_PORT (1ULL << RTE_ETH_FLOW_PORT)
-#define ETH_RSS_VXLAN (1ULL << RTE_ETH_FLOW_VXLAN)
-#define ETH_RSS_GENEVE (1ULL << RTE_ETH_FLOW_GENEVE)
-#define ETH_RSS_NVGRE (1ULL << RTE_ETH_FLOW_NVGRE)
+ * Below macros are defined for RSS offload types, they can be used to
+ * fill rte_eth_rss_conf.rss_hf or rte_flow_action_rss.types.
+ */
+#define ETH_RSS_IPV4 (1ULL << 2)
+#define ETH_RSS_FRAG_IPV4 (1ULL << 3)
+#define ETH_RSS_NONFRAG_IPV4_TCP (1ULL << 4)
+#define ETH_RSS_NONFRAG_IPV4_UDP (1ULL << 5)
+#define ETH_RSS_NONFRAG_IPV4_SCTP (1ULL << 6)
+#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << 7)
+#define ETH_RSS_IPV6 (1ULL << 8)
+#define ETH_RSS_FRAG_IPV6 (1ULL << 9)
+#define ETH_RSS_NONFRAG_IPV6_TCP (1ULL << 10)
+#define ETH_RSS_NONFRAG_IPV6_UDP (1ULL << 11)
+#define ETH_RSS_NONFRAG_IPV6_SCTP (1ULL << 12)
+#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << 13)
+#define ETH_RSS_L2_PAYLOAD (1ULL << 14)
+#define ETH_RSS_IPV6_EX (1ULL << 15)
+#define ETH_RSS_IPV6_TCP_EX (1ULL << 16)
+#define ETH_RSS_IPV6_UDP_EX (1ULL << 17)
+#define ETH_RSS_PORT (1ULL << 18)
+#define ETH_RSS_VXLAN (1ULL << 19)
+#define ETH_RSS_GENEVE (1ULL << 20)
+#define ETH_RSS_NVGRE (1ULL << 21)
+#define ETH_RSS_GTPU (1ULL << 23)
+#define ETH_RSS_ESP (1ULL << 27)
+#define ETH_RSS_AH (1ULL << 28)
+
+
+/*
+ * We use the following macros to combine with above ETH_RSS_* for
+ * more specific input set selection. These bits are defined starting
+ * from the high end of the 64 bits.
+ * Note: If we use above ETH_RSS_* without SRC/DST_ONLY, it represents
+ * both SRC and DST are taken into account. If SRC_ONLY and DST_ONLY of
+ * the same level are used simultaneously, it is the same case as none of
+ * them are added.
+ */
+#define ETH_RSS_L3_SRC_ONLY (1ULL << 63)
+#define ETH_RSS_L3_DST_ONLY (1ULL << 62)
+#define ETH_RSS_L4_SRC_ONLY (1ULL << 61)
+#define ETH_RSS_L4_DST_ONLY (1ULL << 60)
+
+/**
+ * For input set change of hash filter, if SRC_ONLY and DST_ONLY of
+ * the same level are used simultaneously, it is the same case as
+ * none of them are added.
+ *
+ * @param rss_hf
+ * RSS types with SRC/DST_ONLY.
+ * @return
+ * RSS types.
+ */
+static inline uint64_t
+rte_eth_rss_hf_refine(uint64_t rss_hf)
+{
+ if ((rss_hf & ETH_RSS_L3_SRC_ONLY) && (rss_hf & ETH_RSS_L3_DST_ONLY))
+ rss_hf &= ~(ETH_RSS_L3_SRC_ONLY | ETH_RSS_L3_DST_ONLY);
+
+ if ((rss_hf & ETH_RSS_L4_SRC_ONLY) && (rss_hf & ETH_RSS_L4_DST_ONLY))
+ rss_hf &= ~(ETH_RSS_L4_SRC_ONLY | ETH_RSS_L4_DST_ONLY);
+
+ return rss_hf;
+}
#define ETH_RSS_IP ( \
ETH_RSS_IPV4 | \
/**< If set, reject sending out untagged pkts */
hw_vlan_insert_pvid : 1;
/**< If set, enable port based VLAN insertion */
+
+ uint64_t reserved_64s[2]; /**< Reserved for future fields */
+ void *reserved_ptrs[2]; /**< Reserved for future fields */
};
/**
* fields on rte_eth_dev_info structure are allowed to be set.
*/
uint64_t offloads;
+
+ uint64_t reserved_64s[2]; /**< Reserved for future fields */
+ void *reserved_ptrs[2]; /**< Reserved for future fields */
};
/**
* fields on rte_eth_dev_info structure are allowed to be set.
*/
uint64_t offloads;
+
+ uint64_t reserved_64s[2]; /**< Reserved for future fields */
+ void *reserved_ptrs[2]; /**< Reserved for future fields */
+};
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * A structure used to return the hairpin capabilities that are supported.
+ */
+struct rte_eth_hairpin_cap {
+ /** The max number of hairpin queues (different bindings). */
+ uint16_t max_nb_queues;
+ /** Max number of Rx queues to be connected to one Tx queue. */
+ uint16_t max_rx_2_tx;
+ /** Max number of Tx queues to be connected to one Rx queue. */
+ uint16_t max_tx_2_rx;
+ uint16_t max_nb_desc; /**< The max num of descriptors. */
+};
+
+#define RTE_ETH_MAX_HAIRPIN_PEERS 32
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * A structure used to hold hairpin peer data.
+ */
+struct rte_eth_hairpin_peer {
+ uint16_t port; /**< Peer port. */
+ uint16_t queue; /**< Peer queue. */
+};
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * A structure used to configure hairpin binding.
+ */
+struct rte_eth_hairpin_conf {
+ uint16_t peer_count; /**< The number of peers. */
+ struct rte_eth_hairpin_peer peers[RTE_ETH_MAX_HAIRPIN_PEERS];
};
/**
#define DEV_RX_OFFLOAD_KEEP_CRC 0x00010000
#define DEV_RX_OFFLOAD_SCTP_CKSUM 0x00020000
#define DEV_RX_OFFLOAD_OUTER_UDP_CKSUM 0x00040000
+#define DEV_RX_OFFLOAD_RSS_HASH 0x00080000
#define DEV_RX_OFFLOAD_CHECKSUM (DEV_RX_OFFLOAD_IPV4_CKSUM | \
DEV_RX_OFFLOAD_UDP_CKSUM | \
#define DEV_TX_OFFLOAD_IP_TNL_TSO 0x00080000
/** Device supports outer UDP checksum */
#define DEV_TX_OFFLOAD_OUTER_UDP_CKSUM 0x00100000
-/**
- * Device supports match on metadata Tx offload..
- * Application must set PKT_TX_METADATA and mbuf metadata field.
- */
-#define DEV_TX_OFFLOAD_MATCH_METADATA 0x00200000
#define RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP 0x00000001
/**< Device supports Rx queue setup after device started*/
* Default values for switch domain id when ethdev does not support switch
* domain definitions.
*/
-#define RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID (0)
+#define RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID (UINT16_MAX)
/**
* Ethernet device associated switch information
const uint32_t *dev_flags; /**< Device flags */
uint32_t min_rx_bufsize; /**< Minimum size of RX buffer. */
uint32_t max_rx_pktlen; /**< Maximum configurable length of RX pkt. */
+ /** Maximum configurable size of LRO aggregated packet. */
+ uint32_t max_lro_pkt_size;
uint16_t max_rx_queues; /**< Maximum number of RX queues. */
uint16_t max_tx_queues; /**< Maximum number of TX queues. */
uint32_t max_mac_addrs; /**< Maximum number of MAC addresses. */
* embedded managed interconnect/switch.
*/
struct rte_eth_switch_info switch_info;
+
+ uint64_t reserved_64s[2]; /**< Reserved for future fields */
+ void *reserved_ptrs[2]; /**< Reserved for future fields */
};
/**
uint16_t nb_desc; /**< configured number of TXDs. */
} __rte_cache_min_aligned;
+/* Generic Burst mode flag definition, values can be ORed. */
+
+/**
+ * If the queues have different burst mode description, this bit will be set
+ * by PMD, then the application can iterate to retrieve burst description for
+ * all other queues.
+ */
+#define RTE_ETH_BURST_FLAG_PER_QUEUE (1ULL << 0)
+
+/**
+ * Ethernet device RX/TX queue packet burst mode information structure.
+ * Used to retrieve information about packet burst mode setting.
+ */
+struct rte_eth_burst_mode {
+ uint64_t flags; /**< The ORed values of RTE_ETH_BURST_FLAG_xxx */
+
+#define RTE_ETH_BURST_MODE_INFO_SIZE 1024 /**< Maximum size for information */
+ char info[RTE_ETH_BURST_MODE_INFO_SIZE]; /**< burst mode information */
+};
+
/** Maximum name length for extended statistics counters */
#define RTE_ETH_XSTATS_NAME_SIZE 64
struct rte_eth_dcb_tc_queue_mapping tc_queue;
};
-/**
- * RX/TX queue states
- */
-#define RTE_ETH_QUEUE_STATE_STOPPED 0
-#define RTE_ETH_QUEUE_STATE_STARTED 1
-
#define RTE_ETH_ALL RTE_MAX_ETHPORTS
/* Macros to check for valid port */
int rte_eth_dev_owner_get(const uint16_t port_id,
struct rte_eth_dev_owner *owner);
-/**
- * Get the total number of Ethernet devices that have been successfully
- * initialized by the matching Ethernet driver during the PCI probing phase
- * and that are available for applications to use. These devices must be
- * accessed by using the ``RTE_ETH_FOREACH_DEV()`` macro to deal with
- * non-contiguous ranges of devices.
- * These non-contiguous ranges can be created by calls to hotplug functions or
- * by some PMDs.
- *
- * @return
- * - The total number of usable Ethernet devices.
- */
-__rte_deprecated
-uint16_t rte_eth_dev_count(void);
-
/**
* Get the number of ports which are usable for the application.
*
const struct rte_eth_rxconf *rx_conf,
struct rte_mempool *mb_pool);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * Allocate and set up a hairpin receive queue for an Ethernet device.
+ *
+ * The function set up the selected queue to be used in hairpin.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param rx_queue_id
+ * The index of the receive queue to set up.
+ * The value must be in the range [0, nb_rx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @param nb_rx_desc
+ * The number of receive descriptors to allocate for the receive ring.
+ * 0 means the PMD will use default value.
+ * @param conf
+ * The pointer to the hairpin configuration.
+ *
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-EINVAL) if bad parameter.
+ * - (-ENOMEM) if unable to allocate the resources.
+ */
+__rte_experimental
+int rte_eth_rx_hairpin_queue_setup
+ (uint16_t port_id, uint16_t rx_queue_id, uint16_t nb_rx_desc,
+ const struct rte_eth_hairpin_conf *conf);
+
/**
* Allocate and set up a transmit queue for an Ethernet device.
*
uint16_t nb_tx_desc, unsigned int socket_id,
const struct rte_eth_txconf *tx_conf);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * Allocate and set up a transmit hairpin queue for an Ethernet device.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param tx_queue_id
+ * The index of the transmit queue to set up.
+ * The value must be in the range [0, nb_tx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @param nb_tx_desc
+ * The number of transmit descriptors to allocate for the transmit ring.
+ * 0 to set default PMD value.
+ * @param conf
+ * The hairpin configuration.
+ *
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ * - (-EINVAL) if bad parameter.
+ * - (-ENOMEM) if unable to allocate the resources.
+ */
+__rte_experimental
+int rte_eth_tx_hairpin_queue_setup
+ (uint16_t port_id, uint16_t tx_queue_id, uint16_t nb_tx_desc,
+ const struct rte_eth_hairpin_conf *conf);
+
/**
* Return the NUMA socket to which an Ethernet device is connected
*
* to rte_eth_dev_configure().
* @return
* - 0: Success, the receive queue is started.
- * - -EINVAL: The port_id or the queue_id out of range.
+ * - -EINVAL: The port_id or the queue_id out of range or belong to hairpin.
* - -EIO: if device is removed.
* - -ENOTSUP: The function not supported in PMD driver.
*/
* to rte_eth_dev_configure().
* @return
* - 0: Success, the receive queue is stopped.
- * - -EINVAL: The port_id or the queue_id out of range.
+ * - -EINVAL: The port_id or the queue_id out of range or belong to hairpin.
* - -EIO: if device is removed.
* - -ENOTSUP: The function not supported in PMD driver.
*/
* to rte_eth_dev_configure().
* @return
* - 0: Success, the transmit queue is started.
- * - -EINVAL: The port_id or the queue_id out of range.
+ * - -EINVAL: The port_id or the queue_id out of range or belong to hairpin.
* - -EIO: if device is removed.
* - -ENOTSUP: The function not supported in PMD driver.
*/
* to rte_eth_dev_configure().
* @return
* - 0: Success, the transmit queue is stopped.
- * - -EINVAL: The port_id or the queue_id out of range.
+ * - -EINVAL: The port_id or the queue_id out of range or belong to hairpin.
* - -EIO: if device is removed.
* - -ENOTSUP: The function not supported in PMD driver.
*/
*/
int rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
uint32_t *ptypes, int num);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice.
+ *
+ * Inform Ethernet device about reduced range of packet types to handle.
+ *
+ * Application can use this function to set only specific ptypes that it's
+ * interested. This information can be used by the PMD to optimize Rx path.
+ *
+ * The function accepts an array `set_ptypes` allocated by the caller to
+ * store the packet types set by the driver, the last element of the array
+ * is set to RTE_PTYPE_UNKNOWN. The size of the `set_ptype` array should be
+ * `rte_eth_dev_get_supported_ptypes() + 1` else it might only be filled
+ * partially.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param ptype_mask
+ * The ptype family that application is interested in should be bitwise OR of
+ * RTE_PTYPE_*_MASK or 0.
+ * @param set_ptypes
+ * An array pointer to store set packet types, allocated by caller. The
+ * function marks the end of array with RTE_PTYPE_UNKNOWN.
+ * @param num
+ * Size of the array pointed by param ptypes.
+ * Should be rte_eth_dev_get_supported_ptypes() + 1 to accommodate the
+ * set ptypes.
+ * @return
+ * - (0) if Success.
+ * - (-ENODEV) if *port_id* invalid.
+ * - (-EINVAL) if *ptype_mask* is invalid (or) set_ptypes is NULL and
+ * num > 0.
+ */
+__rte_experimental
+int rte_eth_dev_set_ptypes(uint16_t port_id, uint32_t ptype_mask,
+ uint32_t *set_ptypes, unsigned int num);
/**
* Retrieve the MTU of an Ethernet device.
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_FLOW_AGED,/**< New aged-out flows is detected */
RTE_ETH_EVENT_MAX /**< max value of this enum */
};
* @return
* - 0: Success
* - -ENOTSUP: routine is not supported by the device PMD.
- * - -EINVAL: The port_id or the queue_id is out of range.
+ * - -EINVAL: The port_id or the queue_id is out of range, or the queue
+ * is hairpin queue.
*/
int rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo);
* @return
* - 0: Success
* - -ENOTSUP: routine is not supported by the device PMD.
- * - -EINVAL: The port_id or the queue_id is out of range.
+ * - -EINVAL: The port_id or the queue_id is out of range, or the queue
+ * is hairpin queue.
*/
int rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_txq_info *qinfo);
+/**
+ * Retrieve information about the Rx packet burst mode.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The Rx queue on the Ethernet device for which information
+ * will be retrieved.
+ * @param mode
+ * A pointer to a structure of type *rte_eth_burst_mode* to be filled
+ * with the information of the packet burst mode.
+ *
+ * @return
+ * - 0: Success
+ * - -ENOTSUP: routine is not supported by the device PMD.
+ * - -EINVAL: The port_id or the queue_id is out of range.
+ */
+__rte_experimental
+int rte_eth_rx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
+ struct rte_eth_burst_mode *mode);
+
+/**
+ * Retrieve information about the Tx packet burst mode.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The Tx queue on the Ethernet device for which information
+ * will be retrieved.
+ * @param mode
+ * A pointer to a structure of type *rte_eth_burst_mode* to be filled
+ * with the information of the packet burst mode.
+ *
+ * @return
+ * - 0: Success
+ * - -ENOTSUP: routine is not supported by the device PMD.
+ * - -EINVAL: The port_id or the queue_id is out of range.
+ */
+__rte_experimental
+int rte_eth_tx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
+ struct rte_eth_burst_mode *mode);
+
/**
* Retrieve device registers and register attributes (number of registers and
* register size)
void *
rte_eth_dev_get_sec_ctx(uint16_t port_id);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * Query the device hairpin capabilities.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param cap
+ * Pointer to a structure that will hold the hairpin capabilities.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support.
+ */
+__rte_experimental
+int rte_eth_dev_hairpin_capability_get(uint16_t port_id,
+ struct rte_eth_hairpin_cap *cap);
#include <rte_ethdev_core.h>
}
#endif
+ rte_ethdev_trace_rx_burst(port_id, queue_id, (void **)rx_pkts, nb_rx);
return nb_rx;
}
}
#endif
+ rte_ethdev_trace_tx_burst(port_id, queue_id, (void **)tx_pkts,
+ nb_pkts);
return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id], tx_pkts, nb_pkts);
}
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