#include <rte_pci.h>
#include <rte_dev.h>
#include <rte_devargs.h>
+#include <rte_errno.h>
#include "rte_ether.h"
#include "rte_eth_ctrl.h"
#include "rte_dev_info.h"
/**
* A structure used to retrieve statistics for an Ethernet port.
+ * Not all statistics fields in struct rte_eth_stats are supported
+ * by any type of network interface card (NIC). If any statistics
+ * field is not supported, its value is 0.
*/
struct rte_eth_stats {
uint64_t ipackets; /**< Total number of successfully received packets. */
uint16_t nb_max; /**< Max allowed number of descriptors. */
uint16_t nb_min; /**< Min allowed number of descriptors. */
uint16_t nb_align; /**< Number of descriptors should be aligned to. */
+
+ /**
+ * Max allowed number of segments per whole packet.
+ *
+ * - For TSO packet this is the total number of data descriptors allowed
+ * by device.
+ *
+ * @see nb_mtu_seg_max
+ */
+ uint16_t nb_seg_max;
+
+ /**
+ * Max number of segments per one MTU.
+ *
+ * - For non-TSO packet, this is the maximum allowed number of segments
+ * in a single transmit packet.
+ *
+ * - For TSO packet each segment within the TSO may span up to this
+ * value.
+ *
+ * @see nb_seg_max
+ */
+ uint16_t nb_mtu_seg_max;
};
/**
/**
* An Ethernet device extended statistic structure
*
- * This structure is used by ethdev->eth_xstats_get() to provide
- * statistics that are not provided in the generic rte_eth_stats
+ * This structure is used by rte_eth_xstats_get() to provide
+ * statistics that are not provided in the generic *rte_eth_stats*
* structure.
+ * It maps a name id, corresponding to an index in the array returned
+ * by rte_eth_xstats_get_names(), to a statistic value.
*/
struct rte_eth_xstat {
- uint64_t id;
- uint64_t value;
+ uint64_t id; /**< The index in xstats name array. */
+ uint64_t value; /**< The statistic counter value. */
};
/**
- * A name-key lookup element for extended statistics.
+ * A name element for extended statistics.
*
- * This structure is used to map between names and ID numbers
- * for extended ethernet statistics.
+ * An array of this structure is returned by rte_eth_xstats_get_names().
+ * It lists the names of extended statistics for a PMD. The *rte_eth_xstat*
+ * structure references these names by their array index.
*/
struct rte_eth_xstat_name {
- char name[RTE_ETH_XSTATS_NAME_SIZE];
+ char name[RTE_ETH_XSTATS_NAME_SIZE]; /**< The statistic name. */
};
#define ETH_DCB_NUM_TCS 8
uint16_t nb_pkts);
/**< @internal Send output packets on a transmit queue of an Ethernet device. */
+typedef uint16_t (*eth_tx_prep_t)(void *txq,
+ struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts);
+/**< @internal Prepare output packets on a transmit queue of an Ethernet device. */
+
typedef int (*flow_ctrl_get_t)(struct rte_eth_dev *dev,
struct rte_eth_fc_conf *fc_conf);
/**< @internal Get current flow control parameter on an Ethernet device */
eth_dev_set_link_up_t dev_set_link_up; /**< Device link up. */
eth_dev_set_link_down_t dev_set_link_down; /**< Device link down. */
eth_dev_close_t dev_close; /**< Close device. */
+ eth_link_update_t link_update; /**< Get device link state. */
+
eth_promiscuous_enable_t promiscuous_enable; /**< Promiscuous ON. */
eth_promiscuous_disable_t promiscuous_disable;/**< Promiscuous OFF. */
eth_allmulticast_enable_t allmulticast_enable;/**< RX multicast ON. */
eth_allmulticast_disable_t allmulticast_disable;/**< RX multicast OF. */
- eth_link_update_t link_update; /**< Get device link state. */
+ eth_mac_addr_remove_t mac_addr_remove; /**< Remove MAC address. */
+ eth_mac_addr_add_t mac_addr_add; /**< Add a MAC address. */
+ eth_mac_addr_set_t mac_addr_set; /**< Set a MAC address. */
+ eth_set_mc_addr_list_t set_mc_addr_list; /**< set list of mcast addrs. */
+ mtu_set_t mtu_set; /**< Set MTU. */
+
eth_stats_get_t stats_get; /**< Get generic device statistics. */
eth_stats_reset_t stats_reset; /**< Reset generic device statistics. */
eth_xstats_get_t xstats_get; /**< Get extended device statistics. */
/**< Get names of extended statistics. */
eth_queue_stats_mapping_set_t queue_stats_mapping_set;
/**< Configure per queue stat counter mapping. */
+
eth_dev_infos_get_t dev_infos_get; /**< Get device info. */
+ eth_rxq_info_get_t rxq_info_get; /**< retrieve RX queue information. */
+ eth_txq_info_get_t txq_info_get; /**< retrieve TX queue information. */
eth_dev_supported_ptypes_get_t dev_supported_ptypes_get;
- /**< Get packet types supported and identified by device*/
- mtu_set_t mtu_set; /**< Set MTU. */
- vlan_filter_set_t vlan_filter_set; /**< Filter VLAN Setup. */
- vlan_tpid_set_t vlan_tpid_set; /**< Outer/Inner VLAN TPID Setup. */
+ /**< Get packet types supported and identified by device. */
+
+ vlan_filter_set_t vlan_filter_set; /**< Filter VLAN Setup. */
+ vlan_tpid_set_t vlan_tpid_set; /**< Outer/Inner VLAN TPID Setup. */
vlan_strip_queue_set_t vlan_strip_queue_set; /**< VLAN Stripping on queue. */
vlan_offload_set_t vlan_offload_set; /**< Set VLAN Offload. */
- vlan_pvid_set_t vlan_pvid_set; /**< Set port based TX VLAN insertion */
- eth_queue_start_t rx_queue_start;/**< Start RX for a queue.*/
- eth_queue_stop_t rx_queue_stop;/**< Stop RX for a queue.*/
- eth_queue_start_t tx_queue_start;/**< Start TX for a queue.*/
- eth_queue_stop_t tx_queue_stop;/**< Stop TX for a queue.*/
- eth_rx_queue_setup_t rx_queue_setup;/**< Set up device RX queue.*/
- eth_queue_release_t rx_queue_release;/**< Release RX queue.*/
- eth_rx_queue_count_t rx_queue_count; /**< Get Rx queue count. */
- eth_rx_descriptor_done_t rx_descriptor_done; /**< Check rxd DD bit */
- /**< Enable Rx queue interrupt. */
- eth_rx_enable_intr_t rx_queue_intr_enable;
- /**< Disable Rx queue interrupt.*/
- eth_rx_disable_intr_t rx_queue_intr_disable;
- eth_tx_queue_setup_t tx_queue_setup;/**< Set up device TX queue.*/
- eth_queue_release_t tx_queue_release;/**< Release TX queue.*/
+ vlan_pvid_set_t vlan_pvid_set; /**< Set port based TX VLAN insertion. */
+
+ eth_queue_start_t rx_queue_start;/**< Start RX for a queue. */
+ eth_queue_stop_t rx_queue_stop; /**< Stop RX for a queue. */
+ eth_queue_start_t tx_queue_start;/**< Start TX for a queue. */
+ eth_queue_stop_t tx_queue_stop; /**< Stop TX for a queue. */
+ eth_rx_queue_setup_t rx_queue_setup;/**< Set up device RX queue. */
+ eth_queue_release_t rx_queue_release; /**< Release RX queue. */
+ eth_rx_queue_count_t rx_queue_count;/**< Get Rx queue count. */
+ eth_rx_descriptor_done_t rx_descriptor_done; /**< Check rxd DD bit. */
+ eth_rx_enable_intr_t rx_queue_intr_enable; /**< Enable Rx queue interrupt. */
+ eth_rx_disable_intr_t rx_queue_intr_disable; /**< Disable Rx queue interrupt. */
+ eth_tx_queue_setup_t tx_queue_setup;/**< Set up device TX queue. */
+ eth_queue_release_t tx_queue_release; /**< Release TX queue. */
+
eth_dev_led_on_t dev_led_on; /**< Turn on LED. */
eth_dev_led_off_t dev_led_off; /**< Turn off LED. */
+
flow_ctrl_get_t flow_ctrl_get; /**< Get flow control. */
flow_ctrl_set_t flow_ctrl_set; /**< Setup flow control. */
- priority_flow_ctrl_set_t priority_flow_ctrl_set; /**< Setup priority flow control.*/
- eth_mac_addr_remove_t mac_addr_remove; /**< Remove MAC address */
- eth_mac_addr_add_t mac_addr_add; /**< Add a MAC address */
- eth_mac_addr_set_t mac_addr_set; /**< Set a MAC address */
- eth_uc_hash_table_set_t uc_hash_table_set; /**< Set Unicast Table Array */
- eth_uc_all_hash_table_set_t uc_all_hash_table_set; /**< Set Unicast hash bitmap */
- eth_mirror_rule_set_t mirror_rule_set; /**< Add a traffic mirror rule.*/
- eth_mirror_rule_reset_t mirror_rule_reset; /**< reset a traffic mirror rule.*/
- eth_set_vf_rx_mode_t set_vf_rx_mode; /**< Set VF RX mode */
- eth_set_vf_rx_t set_vf_rx; /**< enable/disable a VF receive */
- eth_set_vf_tx_t set_vf_tx; /**< enable/disable a VF transmit */
- eth_set_vf_vlan_filter_t set_vf_vlan_filter; /**< Set VF VLAN filter */
- /** Add UDP tunnel port. */
- eth_udp_tunnel_port_add_t udp_tunnel_port_add;
- /** Del UDP tunnel port. */
- eth_udp_tunnel_port_del_t udp_tunnel_port_del;
- eth_set_queue_rate_limit_t set_queue_rate_limit; /**< Set queue rate limit */
- eth_set_vf_rate_limit_t set_vf_rate_limit; /**< Set VF rate limit */
- /** Update redirection table. */
- reta_update_t reta_update;
- /** Query redirection table. */
- reta_query_t reta_query;
-
- eth_get_reg_t get_reg;
- /**< Get registers */
- eth_get_eeprom_length_t get_eeprom_length;
- /**< Get eeprom length */
- eth_get_eeprom_t get_eeprom;
- /**< Get eeprom data */
- eth_set_eeprom_t set_eeprom;
- /**< Set eeprom */
- /* bypass control */
+ priority_flow_ctrl_set_t priority_flow_ctrl_set; /**< Setup priority flow control. */
+
+ eth_uc_hash_table_set_t uc_hash_table_set; /**< Set Unicast Table Array. */
+ eth_uc_all_hash_table_set_t uc_all_hash_table_set; /**< Set Unicast hash bitmap. */
+
+ eth_mirror_rule_set_t mirror_rule_set; /**< Add a traffic mirror rule. */
+ eth_mirror_rule_reset_t mirror_rule_reset; /**< reset a traffic mirror rule. */
+
+ eth_set_vf_rx_mode_t set_vf_rx_mode;/**< Set VF RX mode. */
+ eth_set_vf_rx_t set_vf_rx; /**< enable/disable a VF receive. */
+ eth_set_vf_tx_t set_vf_tx; /**< enable/disable a VF transmit. */
+ eth_set_vf_vlan_filter_t set_vf_vlan_filter; /**< Set VF VLAN filter. */
+ eth_set_vf_rate_limit_t set_vf_rate_limit; /**< Set VF rate limit. */
+
+ eth_udp_tunnel_port_add_t udp_tunnel_port_add; /** Add UDP tunnel port. */
+ eth_udp_tunnel_port_del_t udp_tunnel_port_del; /** Del UDP tunnel port. */
+ eth_l2_tunnel_eth_type_conf_t l2_tunnel_eth_type_conf;
+ /** Config ether type of l2 tunnel. */
+ eth_l2_tunnel_offload_set_t l2_tunnel_offload_set;
+ /** Enable/disable l2 tunnel offload functions. */
+
+ eth_set_queue_rate_limit_t set_queue_rate_limit; /**< Set queue rate limit. */
+
+ rss_hash_update_t rss_hash_update; /** Configure RSS hash protocols. */
+ rss_hash_conf_get_t rss_hash_conf_get; /** Get current RSS hash configuration. */
+ reta_update_t reta_update; /** Update redirection table. */
+ reta_query_t reta_query; /** Query redirection table. */
+
+ eth_get_reg_t get_reg; /**< Get registers. */
+ eth_get_eeprom_length_t get_eeprom_length; /**< Get eeprom length. */
+ eth_get_eeprom_t get_eeprom; /**< Get eeprom data. */
+ eth_set_eeprom_t set_eeprom; /**< Set eeprom. */
+
+ /* bypass control */
#ifdef RTE_NIC_BYPASS
- bypass_init_t bypass_init;
- bypass_state_set_t bypass_state_set;
- bypass_state_show_t bypass_state_show;
- bypass_event_set_t bypass_event_set;
- bypass_event_show_t bypass_event_show;
- bypass_wd_timeout_set_t bypass_wd_timeout_set;
- bypass_wd_timeout_show_t bypass_wd_timeout_show;
- bypass_ver_show_t bypass_ver_show;
- bypass_wd_reset_t bypass_wd_reset;
+ bypass_init_t bypass_init;
+ bypass_state_set_t bypass_state_set;
+ bypass_state_show_t bypass_state_show;
+ bypass_event_set_t bypass_event_set;
+ bypass_event_show_t bypass_event_show;
+ bypass_wd_timeout_set_t bypass_wd_timeout_set;
+ bypass_wd_timeout_show_t bypass_wd_timeout_show;
+ bypass_ver_show_t bypass_ver_show;
+ bypass_wd_reset_t bypass_wd_reset;
#endif
- /** Configure RSS hash protocols. */
- rss_hash_update_t rss_hash_update;
- /** Get current RSS hash configuration. */
- rss_hash_conf_get_t rss_hash_conf_get;
- eth_filter_ctrl_t filter_ctrl;
- /**< common filter control. */
- eth_set_mc_addr_list_t set_mc_addr_list; /**< set list of mcast addrs */
- eth_rxq_info_get_t rxq_info_get;
- /**< retrieve RX queue information. */
- eth_txq_info_get_t txq_info_get;
- /**< retrieve TX queue information. */
+ eth_filter_ctrl_t filter_ctrl; /**< common filter control. */
+
+ eth_get_dcb_info get_dcb_info; /** Get DCB information. */
+
+ eth_timesync_enable_t timesync_enable;
/** Turn IEEE1588/802.1AS timestamping on. */
- eth_timesync_enable_t timesync_enable;
+ eth_timesync_disable_t timesync_disable;
/** Turn IEEE1588/802.1AS timestamping off. */
- eth_timesync_disable_t timesync_disable;
- /** Read the IEEE1588/802.1AS RX timestamp. */
eth_timesync_read_rx_timestamp_t timesync_read_rx_timestamp;
- /** Read the IEEE1588/802.1AS TX timestamp. */
+ /** Read the IEEE1588/802.1AS RX timestamp. */
eth_timesync_read_tx_timestamp_t timesync_read_tx_timestamp;
-
- /** Get DCB information */
- eth_get_dcb_info get_dcb_info;
- /** Adjust the device clock.*/
- eth_timesync_adjust_time timesync_adjust_time;
- /** Get the device clock time. */
- eth_timesync_read_time timesync_read_time;
- /** Set the device clock time. */
- eth_timesync_write_time timesync_write_time;
- /** Config ether type of l2 tunnel */
- eth_l2_tunnel_eth_type_conf_t l2_tunnel_eth_type_conf;
- /** Enable/disable l2 tunnel offload functions */
- eth_l2_tunnel_offload_set_t l2_tunnel_offload_set;
+ /** Read the IEEE1588/802.1AS TX timestamp. */
+ eth_timesync_adjust_time timesync_adjust_time; /** Adjust the device clock. */
+ eth_timesync_read_time timesync_read_time; /** Get the device clock time. */
+ eth_timesync_write_time timesync_write_time; /** Set the device clock time. */
};
/**
struct rte_eth_dev {
eth_rx_burst_t rx_pkt_burst; /**< Pointer to PMD receive function. */
eth_tx_burst_t tx_pkt_burst; /**< Pointer to PMD transmit function. */
+ eth_tx_prep_t tx_pkt_prepare; /**< Pointer to PMD transmit prepare function. */
struct rte_eth_dev_data *data; /**< Pointer to device data */
const struct eth_driver *driver;/**< Driver for this device */
const struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
- struct rte_pci_device *pci_dev; /**< PCI info. supplied by probing */
+ struct rte_device *device; /**< Backing device */
+ struct rte_intr_handle *intr_handle; /**< Device interrupt handle */
/** User application callbacks for NIC interrupts */
struct rte_eth_dev_cb_list link_intr_cbs;
/**
* @param devargs
* A pointer to a strings array describing the new device
* to be attached. The strings should be a pci address like
- * '0000:01:00.0' or virtual device name like 'eth_pcap0'.
+ * '0000:01:00.0' or virtual device name like 'net_pcap0'.
* @param port_id
* A pointer to a port identifier actually attached.
* @return
int rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_queue,
uint16_t nb_tx_queue, const struct rte_eth_conf *eth_conf);
+/**
+ * @internal
+ * Release device queues and clear its configuration to force the user
+ * application to reconfigure it. It is for internal use only.
+ *
+ * @param dev
+ * Pointer to struct rte_eth_dev.
+ *
+ * @return
+ * void
+ */
+void _rte_eth_dev_reset(struct rte_eth_dev *dev);
+
/**
* Allocate and set up a receive queue for an Ethernet device.
*
* @param port_id
* The port identifier of the Ethernet device.
* @param xstats_names
- * Block of memory to insert names into. Must be at least size in capacity.
- * If set to NULL, function returns required capacity.
+ * An rte_eth_xstat_name array of at least *size* elements to
+ * be filled. If set to NULL, the function returns the required number
+ * of elements.
* @param size
- * Capacity of xstats_names (number of names).
+ * The size of the xstats_names array (number of elements).
* @return
- * - positive value lower or equal to size: success. The return value
+ * - A positive value lower or equal to size: success. The return value
* is the number of entries filled in the stats table.
- * - positive value higher than size: error, the given statistics table
+ * - A positive value higher than size: error, the given statistics table
* is too small. The return value corresponds to the size that should
* be given to succeed. The entries in the table are not valid and
* shall not be used by the caller.
- * - negative value on error (invalid port id)
+ * - A negative value on error (invalid port id).
*/
int rte_eth_xstats_get_names(uint8_t port_id,
struct rte_eth_xstat_name *xstats_names,
* The port identifier of the Ethernet device.
* @param xstats
* A pointer to a table of structure of type *rte_eth_xstat*
- * to be filled with device statistics ids and values.
+ * to be filled with device statistics ids and values: id is the
+ * index of the name string in xstats_names (see rte_eth_xstats_get_names()),
+ * and value is the statistic counter.
* This parameter can be set to NULL if n is 0.
* @param n
- * The size of the stats table, which should be large enough to store
- * all the statistics of the device.
+ * The size of the xstats array (number of elements).
* @return
- * - positive value lower or equal to n: success. The return value
+ * - A positive value lower or equal to n: success. The return value
* is the number of entries filled in the stats table.
- * - positive value higher than n: error, the given statistics table
+ * - A positive value higher than n: error, the given statistics table
* is too small. The return value corresponds to the size that should
* be given to succeed. The entries in the table are not valid and
* shall not be used by the caller.
- * - negative value on error (invalid port id)
+ * - A negative value on error (invalid port id).
*/
int rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
unsigned n);
return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id], tx_pkts, nb_pkts);
}
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Process a burst of output packets on a transmit queue of an Ethernet device.
+ *
+ * The rte_eth_tx_prepare() function is invoked to prepare output packets to be
+ * transmitted on the output queue *queue_id* of the Ethernet device designated
+ * by its *port_id*.
+ * The *nb_pkts* parameter is the number of packets to be prepared which are
+ * supplied in the *tx_pkts* array of *rte_mbuf* structures, each of them
+ * allocated from a pool created with rte_pktmbuf_pool_create().
+ * For each packet to send, the rte_eth_tx_prepare() function performs
+ * the following operations:
+ *
+ * - Check if packet meets devices requirements for tx offloads.
+ *
+ * - Check limitations about number of segments.
+ *
+ * - Check additional requirements when debug is enabled.
+ *
+ * - Update and/or reset required checksums when tx offload is set for packet.
+ *
+ * Since this function can modify packet data, provided mbufs must be safely
+ * writable (e.g. modified data cannot be in shared segment).
+ *
+ * The rte_eth_tx_prepare() function returns the number of packets ready to be
+ * sent. A return value equal to *nb_pkts* means that all packets are valid and
+ * ready to be sent, otherwise stops processing on the first invalid packet and
+ * leaves the rest packets untouched.
+ *
+ * When this functionality is not implemented in the driver, all packets are
+ * are returned untouched.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * The value must be a valid port id.
+ * @param queue_id
+ * The index of the transmit queue through which output packets must be
+ * sent.
+ * The value must be in the range [0, nb_tx_queue - 1] previously supplied
+ * to rte_eth_dev_configure().
+ * @param tx_pkts
+ * The address of an array of *nb_pkts* pointers to *rte_mbuf* structures
+ * which contain the output packets.
+ * @param nb_pkts
+ * The maximum number of packets to process.
+ * @return
+ * The number of packets correct and ready to be sent. The return value can be
+ * less than the value of the *tx_pkts* parameter when some packet doesn't
+ * meet devices requirements with rte_errno set appropriately:
+ * - -EINVAL: offload flags are not correctly set
+ * - -ENOTSUP: the offload feature is not supported by the hardware
+ *
+ */
+
+#ifndef RTE_ETHDEV_TX_PREPARE_NOOP
+
+static inline uint16_t
+rte_eth_tx_prepare(uint8_t port_id, uint16_t queue_id,
+ struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
+{
+ struct rte_eth_dev *dev;
+
+#ifdef RTE_LIBRTE_ETHDEV_DEBUG
+ if (!rte_eth_dev_is_valid_port(port_id)) {
+ RTE_PMD_DEBUG_TRACE("Invalid TX port_id=%d\n", port_id);
+ rte_errno = -EINVAL;
+ return 0;
+ }
+#endif
+
+ dev = &rte_eth_devices[port_id];
+
+#ifdef RTE_LIBRTE_ETHDEV_DEBUG
+ if (queue_id >= dev->data->nb_tx_queues) {
+ RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
+ rte_errno = -EINVAL;
+ return 0;
+ }
+#endif
+
+ if (!dev->tx_pkt_prepare)
+ return nb_pkts;
+
+ return (*dev->tx_pkt_prepare)(dev->data->tx_queues[queue_id],
+ tx_pkts, nb_pkts);
+}
+
+#else
+
+/*
+ * Native NOOP operation for compilation targets which doesn't require any
+ * preparations steps, and functional NOOP may introduce unnecessary performance
+ * drop.
+ *
+ * Generally this is not a good idea to turn it on globally and didn't should
+ * be used if behavior of tx_preparation can change.
+ */
+
+static inline uint16_t
+rte_eth_tx_prepare(__rte_unused uint8_t port_id, __rte_unused uint16_t queue_id,
+ __rte_unused struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
+{
+ return nb_pkts;
+}
+
+#endif
+
typedef void (*buffer_tx_error_fn)(struct rte_mbuf **unsent, uint16_t count,
void *userdata);
/**< queue state event (enabled/disabled) */
RTE_ETH_EVENT_INTR_RESET,
/**< reset interrupt event, sent to VF on PF reset */
+ RTE_ETH_EVENT_VF_MBOX, /**< message from the VF received by PF */
RTE_ETH_EVENT_MAX /**< max value of this enum */
};
* @param cb_arg
* Pointer to the parameters for the registered callback.
*
+ * The user data is overwritten in the case of RTE_ETH_EVENT_VF_MBOX.
+ * This even occurs when a message from the VF is received by the PF.
+ * The user data is overwritten with struct rte_pmd_ixgbe_mb_event_param.
+ * This struct is defined in rte_pmd_ixgbe.h.
+ *
* @return
* - On success, zero.
* - On failure, a negative value.
* Pointer to struct rte_eth_dev.
* @param event
* Eth device interrupt event type.
+ * @param cb_arg
+ * Update callback parameter to pass data back to user application.
+ * This allows the user application to decide if a particular function
+ * is permitted or not.
*
* @return
* void
*/
void _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
- enum rte_eth_event_type event);
+ enum rte_eth_event_type event, void *cb_arg);
/**
* When there is no rx packet coming in Rx Queue for a long time, we can
/**
* Get the port id from pci adrress or device name
-* Ex: 0000:2:00.0 or vdev name eth_pcap0
+* Ex: 0000:2:00.0 or vdev name net_pcap0
*
* @param name
* pci address or name of the device
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