/* SPDX-License-Identifier: BSD-3-Clause * Copyright(c) 2017 Intel Corporation */ #ifndef _RTE_ETHDEV_CORE_H_ #define _RTE_ETHDEV_CORE_H_ /** * @file * * RTE Ethernet Device internal header. * * This header contains internal data types. But they are still part of the * public API because they are used by inline functions in the published API. * * Applications should not use these directly. * */ struct rte_eth_dev_callback; /** @internal Structure to keep track of registered callbacks */ TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback); /* * Definitions of all functions exported by an Ethernet driver through the * the generic structure of type *eth_dev_ops* supplied in the *rte_eth_dev* * structure associated with an Ethernet device. */ struct rte_eth_dev; typedef int (*eth_dev_configure_t)(struct rte_eth_dev *dev); /**< @internal Ethernet device configuration. */ typedef int (*eth_dev_start_t)(struct rte_eth_dev *dev); /**< @internal Function used to start a configured Ethernet device. */ typedef void (*eth_dev_stop_t)(struct rte_eth_dev *dev); /**< @internal Function used to stop a configured Ethernet device. */ typedef int (*eth_dev_set_link_up_t)(struct rte_eth_dev *dev); /**< @internal Function used to link up a configured Ethernet device. */ typedef int (*eth_dev_set_link_down_t)(struct rte_eth_dev *dev); /**< @internal Function used to link down a configured Ethernet device. */ typedef void (*eth_dev_close_t)(struct rte_eth_dev *dev); /**< @internal Function used to close a configured Ethernet device. */ typedef int (*eth_dev_reset_t)(struct rte_eth_dev *dev); /** <@internal Function used to reset a configured Ethernet device. */ typedef int (*eth_is_removed_t)(struct rte_eth_dev *dev); /**< @internal Function used to detect an Ethernet device removal. */ typedef void (*eth_promiscuous_enable_t)(struct rte_eth_dev *dev); /**< @internal Function used to enable the RX promiscuous mode of an Ethernet device. */ typedef void (*eth_promiscuous_disable_t)(struct rte_eth_dev *dev); /**< @internal Function used to disable the RX promiscuous mode of an Ethernet device. */ typedef void (*eth_allmulticast_enable_t)(struct rte_eth_dev *dev); /**< @internal Enable the receipt of all multicast packets by an Ethernet device. */ typedef void (*eth_allmulticast_disable_t)(struct rte_eth_dev *dev); /**< @internal Disable the receipt of all multicast packets by an Ethernet device. */ typedef int (*eth_link_update_t)(struct rte_eth_dev *dev, int wait_to_complete); /**< @internal Get link speed, duplex mode and state (up/down) of an Ethernet device. */ typedef int (*eth_stats_get_t)(struct rte_eth_dev *dev, struct rte_eth_stats *igb_stats); /**< @internal Get global I/O statistics of an Ethernet device. */ typedef void (*eth_stats_reset_t)(struct rte_eth_dev *dev); /**< @internal Reset global I/O statistics of an Ethernet device to 0. */ typedef int (*eth_xstats_get_t)(struct rte_eth_dev *dev, struct rte_eth_xstat *stats, unsigned n); /**< @internal Get extended stats of an Ethernet device. */ typedef int (*eth_xstats_get_by_id_t)(struct rte_eth_dev *dev, const uint64_t *ids, uint64_t *values, unsigned int n); /**< @internal Get extended stats of an Ethernet device. */ typedef void (*eth_xstats_reset_t)(struct rte_eth_dev *dev); /**< @internal Reset extended stats of an Ethernet device. */ typedef int (*eth_xstats_get_names_t)(struct rte_eth_dev *dev, struct rte_eth_xstat_name *xstats_names, unsigned size); /**< @internal Get names of extended stats of an Ethernet device. */ typedef int (*eth_xstats_get_names_by_id_t)(struct rte_eth_dev *dev, struct rte_eth_xstat_name *xstats_names, const uint64_t *ids, unsigned int size); /**< @internal Get names of extended stats of an Ethernet device. */ typedef int (*eth_queue_stats_mapping_set_t)(struct rte_eth_dev *dev, uint16_t queue_id, uint8_t stat_idx, uint8_t is_rx); /**< @internal Set a queue statistics mapping for a tx/rx queue of an Ethernet device. */ typedef void (*eth_dev_infos_get_t)(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info); /**< @internal Get specific informations of an Ethernet device. */ typedef const uint32_t *(*eth_dev_supported_ptypes_get_t)(struct rte_eth_dev *dev); /**< @internal Get supported ptypes of an Ethernet device. */ typedef int (*eth_queue_start_t)(struct rte_eth_dev *dev, uint16_t queue_id); /**< @internal Start rx and tx of a queue of an Ethernet device. */ typedef int (*eth_queue_stop_t)(struct rte_eth_dev *dev, uint16_t queue_id); /**< @internal Stop rx and tx of a queue of an Ethernet device. */ typedef int (*eth_rx_queue_setup_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id, uint16_t nb_rx_desc, unsigned int socket_id, const struct rte_eth_rxconf *rx_conf, struct rte_mempool *mb_pool); /**< @internal Set up a receive queue of an Ethernet device. */ typedef int (*eth_tx_queue_setup_t)(struct rte_eth_dev *dev, uint16_t tx_queue_id, uint16_t nb_tx_desc, unsigned int socket_id, const struct rte_eth_txconf *tx_conf); /**< @internal Setup a transmit queue of an Ethernet device. */ typedef int (*eth_rx_enable_intr_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id); /**< @internal Enable interrupt of a receive queue of an Ethernet device. */ typedef int (*eth_rx_disable_intr_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id); /**< @internal Disable interrupt of a receive queue of an Ethernet device. */ typedef void (*eth_queue_release_t)(void *queue); /**< @internal Release memory resources allocated by given RX/TX queue. */ typedef uint32_t (*eth_rx_queue_count_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id); /**< @internal Get number of used descriptors on a receive queue. */ typedef int (*eth_rx_descriptor_done_t)(void *rxq, uint16_t offset); /**< @internal Check DD bit of specific RX descriptor */ typedef int (*eth_rx_descriptor_status_t)(void *rxq, uint16_t offset); /**< @internal Check the status of a Rx descriptor */ typedef int (*eth_tx_descriptor_status_t)(void *txq, uint16_t offset); /**< @internal Check the status of a Tx descriptor */ typedef int (*eth_fw_version_get_t)(struct rte_eth_dev *dev, char *fw_version, size_t fw_size); /**< @internal Get firmware information of an Ethernet device. */ typedef int (*eth_tx_done_cleanup_t)(void *txq, uint32_t free_cnt); /**< @internal Force mbufs to be from TX ring. */ typedef void (*eth_rxq_info_get_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id, struct rte_eth_rxq_info *qinfo); typedef void (*eth_txq_info_get_t)(struct rte_eth_dev *dev, uint16_t tx_queue_id, struct rte_eth_txq_info *qinfo); typedef int (*mtu_set_t)(struct rte_eth_dev *dev, uint16_t mtu); /**< @internal Set MTU. */ typedef int (*vlan_filter_set_t)(struct rte_eth_dev *dev, uint16_t vlan_id, int on); /**< @internal filtering of a VLAN Tag Identifier by an Ethernet device. */ typedef int (*vlan_tpid_set_t)(struct rte_eth_dev *dev, enum rte_vlan_type type, uint16_t tpid); /**< @internal set the outer/inner VLAN-TPID by an Ethernet device. */ typedef int (*vlan_offload_set_t)(struct rte_eth_dev *dev, int mask); /**< @internal set VLAN offload function by an Ethernet device. */ typedef int (*vlan_pvid_set_t)(struct rte_eth_dev *dev, uint16_t vlan_id, int on); /**< @internal set port based TX VLAN insertion by an Ethernet device. */ typedef void (*vlan_strip_queue_set_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id, int on); /**< @internal VLAN stripping enable/disable by an queue of Ethernet device. */ typedef uint16_t (*eth_rx_burst_t)(void *rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); /**< @internal Retrieve input packets from a receive queue of an Ethernet device. */ typedef uint16_t (*eth_tx_burst_t)(void *txq, struct rte_mbuf **tx_pkts, 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 */ typedef int (*flow_ctrl_set_t)(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf); /**< @internal Setup flow control parameter on an Ethernet device */ typedef int (*priority_flow_ctrl_set_t)(struct rte_eth_dev *dev, struct rte_eth_pfc_conf *pfc_conf); /**< @internal Setup priority flow control parameter on an Ethernet device */ typedef int (*reta_update_t)(struct rte_eth_dev *dev, struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size); /**< @internal Update RSS redirection table on an Ethernet device */ typedef int (*reta_query_t)(struct rte_eth_dev *dev, struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size); /**< @internal Query RSS redirection table on an Ethernet device */ typedef int (*rss_hash_update_t)(struct rte_eth_dev *dev, struct rte_eth_rss_conf *rss_conf); /**< @internal Update RSS hash configuration of an Ethernet device */ typedef int (*rss_hash_conf_get_t)(struct rte_eth_dev *dev, struct rte_eth_rss_conf *rss_conf); /**< @internal Get current RSS hash configuration of an Ethernet device */ typedef int (*eth_dev_led_on_t)(struct rte_eth_dev *dev); /**< @internal Turn on SW controllable LED on an Ethernet device */ typedef int (*eth_dev_led_off_t)(struct rte_eth_dev *dev); /**< @internal Turn off SW controllable LED on an Ethernet device */ typedef void (*eth_mac_addr_remove_t)(struct rte_eth_dev *dev, uint32_t index); /**< @internal Remove MAC address from receive address register */ typedef int (*eth_mac_addr_add_t)(struct rte_eth_dev *dev, struct ether_addr *mac_addr, uint32_t index, uint32_t vmdq); /**< @internal Set a MAC address into Receive Address Address Register */ typedef int (*eth_mac_addr_set_t)(struct rte_eth_dev *dev, struct ether_addr *mac_addr); /**< @internal Set a MAC address into Receive Address Address Register */ typedef int (*eth_uc_hash_table_set_t)(struct rte_eth_dev *dev, struct ether_addr *mac_addr, uint8_t on); /**< @internal Set a Unicast Hash bitmap */ typedef int (*eth_uc_all_hash_table_set_t)(struct rte_eth_dev *dev, uint8_t on); /**< @internal Set all Unicast Hash bitmap */ typedef int (*eth_set_queue_rate_limit_t)(struct rte_eth_dev *dev, uint16_t queue_idx, uint16_t tx_rate); /**< @internal Set queue TX rate */ typedef int (*eth_mirror_rule_set_t)(struct rte_eth_dev *dev, struct rte_eth_mirror_conf *mirror_conf, uint8_t rule_id, uint8_t on); /**< @internal Add a traffic mirroring rule on an Ethernet device */ typedef int (*eth_mirror_rule_reset_t)(struct rte_eth_dev *dev, uint8_t rule_id); /**< @internal Remove a traffic mirroring rule on an Ethernet device */ typedef int (*eth_udp_tunnel_port_add_t)(struct rte_eth_dev *dev, struct rte_eth_udp_tunnel *tunnel_udp); /**< @internal Add tunneling UDP port */ typedef int (*eth_udp_tunnel_port_del_t)(struct rte_eth_dev *dev, struct rte_eth_udp_tunnel *tunnel_udp); /**< @internal Delete tunneling UDP port */ typedef int (*eth_set_mc_addr_list_t)(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set, uint32_t nb_mc_addr); /**< @internal set the list of multicast addresses on an Ethernet device */ typedef int (*eth_timesync_enable_t)(struct rte_eth_dev *dev); /**< @internal Function used to enable IEEE1588/802.1AS timestamping. */ typedef int (*eth_timesync_disable_t)(struct rte_eth_dev *dev); /**< @internal Function used to disable IEEE1588/802.1AS timestamping. */ typedef int (*eth_timesync_read_rx_timestamp_t)(struct rte_eth_dev *dev, struct timespec *timestamp, uint32_t flags); /**< @internal Function used to read an RX IEEE1588/802.1AS timestamp. */ typedef int (*eth_timesync_read_tx_timestamp_t)(struct rte_eth_dev *dev, struct timespec *timestamp); /**< @internal Function used to read a TX IEEE1588/802.1AS timestamp. */ typedef int (*eth_timesync_adjust_time)(struct rte_eth_dev *dev, int64_t); /**< @internal Function used to adjust the device clock */ typedef int (*eth_timesync_read_time)(struct rte_eth_dev *dev, struct timespec *timestamp); /**< @internal Function used to get time from the device clock. */ typedef int (*eth_timesync_write_time)(struct rte_eth_dev *dev, const struct timespec *timestamp); /**< @internal Function used to get time from the device clock */ typedef int (*eth_get_reg_t)(struct rte_eth_dev *dev, struct rte_dev_reg_info *info); /**< @internal Retrieve registers */ typedef int (*eth_get_eeprom_length_t)(struct rte_eth_dev *dev); /**< @internal Retrieve eeprom size */ typedef int (*eth_get_eeprom_t)(struct rte_eth_dev *dev, struct rte_dev_eeprom_info *info); /**< @internal Retrieve eeprom data */ typedef int (*eth_set_eeprom_t)(struct rte_eth_dev *dev, struct rte_dev_eeprom_info *info); /**< @internal Program eeprom data */ typedef int (*eth_get_module_info_t)(struct rte_eth_dev *dev, struct rte_eth_dev_module_info *modinfo); /**< @internal Retrieve type and size of plugin module eeprom */ typedef int (*eth_get_module_eeprom_t)(struct rte_eth_dev *dev, struct rte_dev_eeprom_info *info); /**< @internal Retrieve plugin module eeprom data */ typedef int (*eth_l2_tunnel_eth_type_conf_t) (struct rte_eth_dev *dev, struct rte_eth_l2_tunnel_conf *l2_tunnel); /**< @internal config l2 tunnel ether type */ typedef int (*eth_l2_tunnel_offload_set_t) (struct rte_eth_dev *dev, struct rte_eth_l2_tunnel_conf *l2_tunnel, uint32_t mask, uint8_t en); /**< @internal enable/disable the l2 tunnel offload functions */ typedef int (*eth_filter_ctrl_t)(struct rte_eth_dev *dev, enum rte_filter_type filter_type, enum rte_filter_op filter_op, void *arg); /**< @internal Take operations to assigned filter type on an Ethernet device */ typedef int (*eth_tm_ops_get_t)(struct rte_eth_dev *dev, void *ops); /**< @internal Get Traffic Management (TM) operations on an Ethernet device */ typedef int (*eth_mtr_ops_get_t)(struct rte_eth_dev *dev, void *ops); /**< @internal Get Trafffic Metering and Policing (MTR) operations */ typedef int (*eth_get_dcb_info)(struct rte_eth_dev *dev, struct rte_eth_dcb_info *dcb_info); /**< @internal Get dcb information on an Ethernet device */ typedef int (*eth_pool_ops_supported_t)(struct rte_eth_dev *dev, const char *pool); /**< @internal Test if a port supports specific mempool ops */ /** * @internal A structure containing the functions exported by an Ethernet driver. */ struct eth_dev_ops { eth_dev_configure_t dev_configure; /**< Configure device. */ eth_dev_start_t dev_start; /**< Start device. */ eth_dev_stop_t dev_stop; /**< Stop 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_dev_reset_t dev_reset; /**< Reset device. */ eth_link_update_t link_update; /**< Get device link state. */ eth_is_removed_t is_removed; /**< Check if the device was physically removed. */ 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 OFF. */ 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. */ eth_xstats_reset_t xstats_reset; /**< Reset extended device statistics. */ eth_xstats_get_names_t xstats_get_names; /**< 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_fw_version_get_t fw_version_get; /**< Get firmware version. */ eth_dev_supported_ptypes_get_t dev_supported_ptypes_get; /**< 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 the number of used RX descriptors. */ eth_rx_descriptor_done_t rx_descriptor_done; /**< Check rxd DD bit. */ eth_rx_descriptor_status_t rx_descriptor_status; /**< Check the status of a Rx descriptor. */ eth_tx_descriptor_status_t tx_descriptor_status; /**< Check the status of a Tx descriptor. */ 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_tx_done_cleanup_t tx_done_cleanup;/**< Free tx ring mbufs */ 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_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_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. */ eth_get_module_info_t get_module_info; /** Get plugin module eeprom attribute. */ eth_get_module_eeprom_t get_module_eeprom; /** Get plugin module eeprom data. */ 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_disable_t timesync_disable; /** Turn IEEE1588/802.1AS timestamping off. */ eth_timesync_read_rx_timestamp_t timesync_read_rx_timestamp; /** Read the IEEE1588/802.1AS RX timestamp. */ eth_timesync_read_tx_timestamp_t timesync_read_tx_timestamp; /** 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. */ eth_xstats_get_by_id_t xstats_get_by_id; /**< Get extended device statistic values by ID. */ eth_xstats_get_names_by_id_t xstats_get_names_by_id; /**< Get name of extended device statistics by ID. */ eth_tm_ops_get_t tm_ops_get; /**< Get Traffic Management (TM) operations. */ eth_mtr_ops_get_t mtr_ops_get; /**< Get Traffic Metering and Policing (MTR) operations. */ eth_pool_ops_supported_t pool_ops_supported; /**< Test if a port supports specific mempool ops */ }; /** * @internal * Structure used to hold information about the callbacks to be called for a * queue on RX and TX. */ struct rte_eth_rxtx_callback { struct rte_eth_rxtx_callback *next; union{ rte_rx_callback_fn rx; rte_tx_callback_fn tx; } fn; void *param; }; /** * @internal * The generic data structure associated with each ethernet device. * * Pointers to burst-oriented packet receive and transmit functions are * located at the beginning of the structure, along with the pointer to * where all the data elements for the particular device are stored in shared * memory. This split allows the function pointer and driver data to be per- * process, while the actual configuration data for the device is shared. */ 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. */ /** * Next two fields are per-device data but *data is shared between * primary and secondary processes and *process_private is per-process * private. The second one is managed by PMDs if necessary. */ struct rte_eth_dev_data *data; /**< Pointer to device data. */ void *process_private; /**< Pointer to per-process device data. */ const struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */ 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; /** * User-supplied functions called from rx_burst to post-process * received packets before passing them to the user */ struct rte_eth_rxtx_callback *post_rx_burst_cbs[RTE_MAX_QUEUES_PER_PORT]; /** * User-supplied functions called from tx_burst to pre-process * received packets before passing them to the driver for transmission. */ struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT]; enum rte_eth_dev_state state; /**< Flag indicating the port state */ void *security_ctx; /**< Context for security ops */ } __rte_cache_aligned; struct rte_eth_dev_sriov; struct rte_eth_dev_owner; /** * @internal * The data part, with no function pointers, associated with each ethernet device. * * This structure is safe to place in shared memory to be common among different * processes in a multi-process configuration. */ struct rte_eth_dev_data { char name[RTE_ETH_NAME_MAX_LEN]; /**< Unique identifier name */ void **rx_queues; /**< Array of pointers to RX queues. */ void **tx_queues; /**< Array of pointers to TX queues. */ uint16_t nb_rx_queues; /**< Number of RX queues. */ uint16_t nb_tx_queues; /**< Number of TX queues. */ struct rte_eth_dev_sriov sriov; /**< SRIOV data */ void *dev_private; /**< PMD-specific private data. * @see rte_eth_dev_release_port() */ struct rte_eth_link dev_link; /**< Link-level information & status. */ struct rte_eth_conf dev_conf; /**< Configuration applied to device. */ uint16_t mtu; /**< Maximum Transmission Unit. */ uint32_t min_rx_buf_size; /**< Common RX buffer size handled by all queues. */ uint64_t rx_mbuf_alloc_failed; /**< RX ring mbuf allocation failures. */ struct ether_addr *mac_addrs; /**< Device Ethernet link address. * @see rte_eth_dev_release_port() */ uint64_t mac_pool_sel[ETH_NUM_RECEIVE_MAC_ADDR]; /**< Bitmap associating MAC addresses to pools. */ struct ether_addr *hash_mac_addrs; /**< Device Ethernet MAC addresses of hash filtering. * @see rte_eth_dev_release_port() */ uint16_t port_id; /**< Device [external] port identifier. */ __extension__ uint8_t promiscuous : 1, /**< RX promiscuous mode ON(1) / OFF(0). */ scattered_rx : 1, /**< RX of scattered packets is ON(1) / OFF(0) */ all_multicast : 1, /**< RX all multicast mode ON(1) / OFF(0). */ dev_started : 1, /**< Device state: STARTED(1) / STOPPED(0). */ lro : 1; /**< RX LRO is ON(1) / OFF(0) */ uint8_t rx_queue_state[RTE_MAX_QUEUES_PER_PORT]; /**< Queues state: STARTED(1) / STOPPED(0). */ uint8_t tx_queue_state[RTE_MAX_QUEUES_PER_PORT]; /**< Queues state: STARTED(1) / STOPPED(0). */ uint32_t dev_flags; /**< Capabilities. */ enum rte_kernel_driver kdrv; /**< Kernel driver passthrough. */ int numa_node; /**< NUMA node connection. */ struct rte_vlan_filter_conf vlan_filter_conf; /**< VLAN filter configuration. */ struct rte_eth_dev_owner owner; /**< The port owner. */ uint16_t representor_id; /**< Switch-specific identifier. * Valid if RTE_ETH_DEV_REPRESENTOR in dev_flags. */ } __rte_cache_aligned; /** * @internal * The pool of *rte_eth_dev* structures. The size of the pool * is configured at compile-time in the file. */ extern struct rte_eth_dev rte_eth_devices[]; #endif /* _RTE_ETHDEV_CORE_H_ */