diff options
author | 2017-05-16 14:51:32 +0200 | |
---|---|---|
committer | 2017-05-16 16:20:45 +0200 | |
commit | 7595afa4d30097c1177b69257118d8ad89a539be (patch) | |
tree | 4bfeadc905c977e45e54a90c42330553b8942e4e /lib/librte_ether/rte_ethdev.h | |
parent | ce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6 (diff) |
Imported Upstream version 17.05
Change-Id: Id1e419c5a214e4a18739663b91f0f9a549f1fdc6
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_ether/rte_ethdev.h')
-rw-r--r-- | lib/librte_ether/rte_ethdev.h | 1036 |
1 files changed, 632 insertions, 404 deletions
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h index 96781792..0f38b45f 100644 --- a/lib/librte_ether/rte_ethdev.h +++ b/lib/librte_ether/rte_ethdev.h @@ -179,9 +179,9 @@ extern "C" { #include <rte_log.h> #include <rte_interrupts.h> -#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" @@ -564,7 +564,7 @@ struct rte_eth_rss_reta_entry64 { /** * This enum indicates the possible number of traffic classes - * in DCB configratioins + * in DCB configurations */ enum rte_eth_nb_tcs { ETH_4_TCS = 4, /**< 4 TCs with DCB. */ @@ -702,6 +702,29 @@ struct rte_eth_desc_lim { 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; }; /** @@ -792,9 +815,11 @@ struct rte_eth_udp_tunnel { */ struct rte_intr_conf { /** enable/disable lsc interrupt. 0 (default) - disable, 1 enable */ - uint16_t lsc; + uint32_t lsc:1; /** enable/disable rxq interrupt. 0 (default) - disable, 1 enable */ - uint16_t rxq; + uint32_t rxq:1; + /** enable/disable rmv interrupt. 0 (default) - disable, 1 enable */ + uint32_t rmv:1; }; /** @@ -857,6 +882,7 @@ struct rte_eth_conf { #define DEV_RX_OFFLOAD_TCP_LRO 0x00000010 #define DEV_RX_OFFLOAD_QINQ_STRIP 0x00000020 #define DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM 0x00000040 +#define DEV_RX_OFFLOAD_MACSEC_STRIP 0x00000080 /** * TX offload capabilities of a device. @@ -874,6 +900,9 @@ struct rte_eth_conf { #define DEV_TX_OFFLOAD_GRE_TNL_TSO 0x00000400 /**< Used for tunneling packet. */ #define DEV_TX_OFFLOAD_IPIP_TNL_TSO 0x00000800 /**< Used for tunneling packet. */ #define DEV_TX_OFFLOAD_GENEVE_TNL_TSO 0x00001000 /**< Used for tunneling packet. */ +#define DEV_TX_OFFLOAD_MACSEC_INSERT 0x00002000 + +struct rte_pci_device; /** * Ethernet device information @@ -938,23 +967,26 @@ struct rte_eth_txq_info { /** * 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 @@ -1001,15 +1033,6 @@ struct rte_eth_dev_callback; /** @internal Structure to keep track of registered callbacks */ TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback); - -#ifdef RTE_LIBRTE_ETHDEV_DEBUG -#define RTE_PMD_DEBUG_TRACE(...) \ - rte_pmd_debug_trace(__func__, __VA_ARGS__) -#else -#define RTE_PMD_DEBUG_TRACE(...) -#endif - - /* Macros to check for valid port */ #define RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, retval) do { \ if (!rte_eth_dev_is_valid_port(port_id)) { \ @@ -1089,6 +1112,12 @@ 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. */ @@ -1096,6 +1125,11 @@ 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, @@ -1145,11 +1179,24 @@ typedef void (*eth_queue_release_t)(void *queue); typedef uint32_t (*eth_rx_queue_count_t)(struct rte_eth_dev *dev, uint16_t rx_queue_id); -/**< @internal Get number of available descriptors on a receive queue of an Ethernet device. */ +/**< @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); @@ -1191,6 +1238,11 @@ typedef uint16_t (*eth_tx_burst_t)(void *txq, 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 */ @@ -1230,7 +1282,7 @@ typedef int (*eth_dev_led_off_t)(struct rte_eth_dev *dev); typedef void (*eth_mac_addr_remove_t)(struct rte_eth_dev *dev, uint32_t index); /**< @internal Remove MAC address from receive address register */ -typedef void (*eth_mac_addr_add_t)(struct rte_eth_dev *dev, +typedef int (*eth_mac_addr_add_t)(struct rte_eth_dev *dev, struct ether_addr *mac_addr, uint32_t index, uint32_t vmdq); @@ -1249,39 +1301,11 @@ 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_vf_rx_mode_t)(struct rte_eth_dev *dev, - uint16_t vf, - uint16_t rx_mode, - uint8_t on); -/**< @internal Set a VF receive mode */ - -typedef int (*eth_set_vf_rx_t)(struct rte_eth_dev *dev, - uint16_t vf, - uint8_t on); -/**< @internal Set a VF receive mode */ - -typedef int (*eth_set_vf_tx_t)(struct rte_eth_dev *dev, - uint16_t vf, - uint8_t on); -/**< @internal Enable or disable a VF transmit */ - -typedef int (*eth_set_vf_vlan_filter_t)(struct rte_eth_dev *dev, - uint16_t vlan, - uint64_t vf_mask, - uint8_t vlan_on); -/**< @internal Set VF VLAN pool filter */ - 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_set_vf_rate_limit_t)(struct rte_eth_dev *dev, - uint16_t vf, - uint16_t tx_rate, - uint64_t q_msk); -/**< @internal Set VF 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, @@ -1431,11 +1455,18 @@ struct eth_dev_ops { 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. */ @@ -1444,109 +1475,104 @@ struct eth_dev_ops { /**< 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*/ - 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 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_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_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. */ + + 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. */ }; /** @@ -1613,6 +1639,14 @@ struct rte_eth_rxtx_callback { }; /** + * A set of values to describe the possible states of an eth device. + */ +enum rte_eth_dev_state { + RTE_ETH_DEV_UNUSED = 0, + RTE_ETH_DEV_ATTACHED, +}; + +/** * @internal * The generic data structure associated with each ethernet device. * @@ -1625,10 +1659,11 @@ struct rte_eth_rxtx_callback { 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; /** @@ -1641,7 +1676,7 @@ struct rte_eth_dev { * received packets before passing them to the driver for transmission. */ struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT]; - uint8_t attached; /**< Flag indicating the port is attached */ + enum rte_eth_dev_state state; /**< Flag indicating the port state */ } __rte_cache_aligned; struct rte_eth_dev_sriov { @@ -1711,6 +1746,8 @@ struct rte_eth_dev_data { #define RTE_ETH_DEV_INTR_LSC 0x0002 /** Device is a bonded slave */ #define RTE_ETH_DEV_BONDED_SLAVE 0x0004 +/** Device supports device removal interrupt */ +#define RTE_ETH_DEV_INTR_RMV 0x0008 /** * @internal @@ -1720,6 +1757,25 @@ struct rte_eth_dev_data { extern struct rte_eth_dev rte_eth_devices[]; /** + * Iterates over valid ethdev ports. + * + * @param port_id + * The id of the next possible valid port. + * @return + * Next valid port id, RTE_MAX_ETHPORTS if there is none. + */ +uint8_t rte_eth_find_next(uint8_t port_id); + +/** + * Macro to iterate over all enabled ethdev ports. + */ +#define RTE_ETH_FOREACH_DEV(p) \ + for (p = rte_eth_find_next(0); \ + (unsigned int)p < (unsigned int)RTE_MAX_ETHPORTS; \ + p = rte_eth_find_next(p + 1)) + + +/** * Get the total number of Ethernet devices that have been successfully * initialized by the [matching] Ethernet driver during the PCI probing phase. * All devices whose port identifier is in the range @@ -1727,7 +1783,7 @@ extern struct rte_eth_dev rte_eth_devices[]; * immediately after invoking rte_eal_init(). * If the application unplugs a port using hotplug function, The enabled port * numbers may be noncontiguous. In the case, the applications need to manage - * enabled port by themselves. + * enabled port by using the ``RTE_ETH_FOREACH_DEV()`` macro. * * @return * - The total number of usable Ethernet devices. @@ -1759,6 +1815,19 @@ struct rte_eth_dev *rte_eth_dev_allocate(const char *name); /** * @internal + * Attach to the ethdev already initialized by the primary + * process. + * + * @param name Ethernet device's name. + * @return + * - Success: Slot in the rte_dev_devices array for attached + * device. + * - Error: Null pointer. + */ +struct rte_eth_dev *rte_eth_dev_attach_secondary(const char *name); + +/** + * @internal * Release the specified ethdev port. * * @param eth_dev @@ -1769,7 +1838,7 @@ struct rte_eth_dev *rte_eth_dev_allocate(const char *name); int rte_eth_dev_release_port(struct rte_eth_dev *eth_dev); /** - * Attach a new Ethernet device specified by aruguments. + * Attach a new Ethernet device specified by arguments. * * @param devargs * A pointer to a strings array describing the new device @@ -1796,78 +1865,6 @@ int rte_eth_dev_attach(const char *devargs, uint8_t *port_id); */ int rte_eth_dev_detach(uint8_t port_id, char *devname); -struct eth_driver; -/** - * @internal - * Initialization function of an Ethernet driver invoked for each matching - * Ethernet PCI device detected during the PCI probing phase. - * - * @param eth_dev - * The *eth_dev* pointer is the address of the *rte_eth_dev* structure - * associated with the matching device and which have been [automatically] - * allocated in the *rte_eth_devices* array. - * The *eth_dev* structure is supplied to the driver initialization function - * with the following fields already initialized: - * - * - *pci_dev*: Holds the pointers to the *rte_pci_device* structure which - * contains the generic PCI information of the matching device. - * - * - *driver*: Holds the pointer to the *eth_driver* structure. - * - * - *dev_private*: Holds a pointer to the device private data structure. - * - * - *mtu*: Contains the default Ethernet maximum frame length (1500). - * - * - *port_id*: Contains the port index of the device (actually the index - * of the *eth_dev* structure in the *rte_eth_devices* array). - * - * @return - * - 0: Success, the device is properly initialized by the driver. - * In particular, the driver MUST have set up the *dev_ops* pointer - * of the *eth_dev* structure. - * - <0: Error code of the device initialization failure. - */ -typedef int (*eth_dev_init_t)(struct rte_eth_dev *eth_dev); - -/** - * @internal - * Finalization function of an Ethernet driver invoked for each matching - * Ethernet PCI device detected during the PCI closing phase. - * - * @param eth_dev - * The *eth_dev* pointer is the address of the *rte_eth_dev* structure - * associated with the matching device and which have been [automatically] - * allocated in the *rte_eth_devices* array. - * @return - * - 0: Success, the device is properly finalized by the driver. - * In particular, the driver MUST free the *dev_ops* pointer - * of the *eth_dev* structure. - * - <0: Error code of the device initialization failure. - */ -typedef int (*eth_dev_uninit_t)(struct rte_eth_dev *eth_dev); - -/** - * @internal - * The structure associated with a PMD Ethernet driver. - * - * Each Ethernet driver acts as a PCI driver and is represented by a generic - * *eth_driver* structure that holds: - * - * - An *rte_pci_driver* structure (which must be the first field). - * - * - The *eth_dev_init* function invoked for each matching PCI device. - * - * - The *eth_dev_uninit* function invoked for each matching PCI device. - * - * - The size of the private data to allocate for each matching device. - */ -struct eth_driver { - struct rte_pci_driver pci_drv; /**< The PMD is also a PCI driver. */ - eth_dev_init_t eth_dev_init; /**< Device init function. */ - eth_dev_uninit_t eth_dev_uninit; /**< Device uninit function. */ - unsigned int dev_private_size; /**< Size of device private data. */ -}; - /** * Convert a numerical speed in Mbps to a bitmap flag that can be used in * the bitmap link_speeds of the struct rte_eth_conf @@ -1914,6 +1911,19 @@ 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. * * The function allocates a contiguous block of memory for *nb_rx_desc* @@ -2272,22 +2282,23 @@ void rte_eth_stats_reset(uint8_t port_id); * @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, - unsigned size); + unsigned int size); /** * Retrieve extended statistics of an Ethernet device. @@ -2296,22 +2307,96 @@ int rte_eth_xstats_get_names(uint8_t port_id, * 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); + unsigned int n); + +/** + * Retrieve names of extended statistics of an Ethernet device. + * + * @param port_id + * The port identifier of the Ethernet device. + * @param xstats_names + * 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 ids + * IDs array given by app to retrieve specific statistics + * @param size + * The size of the xstats_names array (number of elements). + * @return + * - A positive value lower or equal to size: success. The return value + * is the number of entries filled in the stats 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. + * - A negative value on error (invalid port id). + */ +int +rte_eth_xstats_get_names_by_id(uint8_t port_id, + struct rte_eth_xstat_name *xstats_names, unsigned int size, + uint64_t *ids); + +/** + * Retrieve extended statistics of an Ethernet device. + * + * @param port_id + * The port identifier of the Ethernet device. + * @param ids + * A pointer to an ids array passed by application. This tells wich + * statistics values function should retrieve. This parameter + * can be set to NULL if n is 0. In this case function will retrieve + * all avalible statistics. + * @param values + * A pointer to a table to be filled with device statistics values. + * @param n + * The size of the ids array (number of elements). + * @return + * - A positive value lower or equal to n: success. The return value + * is the number of entries filled in the stats 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. + * - A negative value on error (invalid port id). + */ +int rte_eth_xstats_get_by_id(uint8_t port_id, const uint64_t *ids, + uint64_t *values, unsigned int n); + +/** + * Gets the ID of a statistic from its name. + * + * This function searches for the statistics using string compares, and + * as such should not be used on the fast-path. For fast-path retrieval of + * specific statistics, store the ID as provided in *id* from this function, + * and pass the ID to rte_eth_xstats_get() + * + * @param port_id The port to look up statistics from + * @param xstat_name The name of the statistic to return + * @param[out] id A pointer to an app-supplied uint64_t which should be + * set to the ID of the stat if the stat exists. + * @return + * 0 on success + * -ENODEV for invalid port_id, + * -EINVAL if the xstat_name doesn't exist in port_id + */ +int rte_eth_xstats_get_id_by_name(uint8_t port_id, const char *xstat_name, + uint64_t *id); /** * Reset extended statistics of an Ethernet device. @@ -2385,6 +2470,27 @@ void rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr); void rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info); /** + * Retrieve the firmware version of a device. + * + * @param port_id + * The port identifier of the device. + * @param fw_version + * A pointer to a string array storing the firmware version of a device, + * the string includes terminating null. This pointer is allocated by caller. + * @param fw_size + * The size of the string array pointed by fw_version, which should be + * large enough to store firmware version of the device. + * @return + * - (0) if successful. + * - (-ENOTSUP) if operation is not supported. + * - (-ENODEV) if *port_id* invalid. + * - (>0) if *fw_size* is not enough to store firmware version, return + * the size of the non truncated string. + */ +int rte_eth_dev_fw_version_get(uint8_t port_id, + char *fw_version, size_t fw_size); + +/** * Retrieve the supported packet types of an Ethernet device. * * When a packet type is announced as supported, it *must* be recognized by @@ -2413,7 +2519,7 @@ void rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info); * @param ptype_mask * A hint of what kind of packet type which the caller is interested in. * @param ptypes - * An array pointer to store adequent packet types, allocated by caller. + * An array pointer to store adequate packet types, allocated by caller. * @param num * Size of the array pointed by param ptypes. * @return @@ -2553,12 +2659,12 @@ int rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask); int rte_eth_dev_get_vlan_offload(uint8_t port_id); /** - * Set port based TX VLAN insersion on or off. + * Set port based TX VLAN insertion on or off. * * @param port_id * The port identifier of the Ethernet device. * @param pvid - * Port based TX VLAN identifier togeth with user priority. + * Port based TX VLAN identifier together with user priority. * @param on * Turn on or off the port based TX VLAN insertion. * @@ -2615,7 +2721,7 @@ int rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on); * method to retrieve bursts of received packets and to immediately * queue them for further parallel processing by another logical core, * for instance. However, instead of having received packets being - * individually queued by the driver, this approach allows the invoker + * individually queued by the driver, this approach allows the caller * of the rte_eth_rx_burst() function to queue a burst of retrieved * packets at a time and therefore dramatically reduce the cost of * enqueue/dequeue operations per packet. @@ -2684,7 +2790,7 @@ rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id, } /** - * Get the number of used descriptors in a specific queue + * Get the number of used descriptors of a rx queue * * @param port_id * The port identifier of the Ethernet device. @@ -2692,16 +2798,21 @@ rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id, * The queue id on the specific port. * @return * The number of used descriptors in the specific queue, or: - * (-EINVAL) if *port_id* is invalid + * (-EINVAL) if *port_id* or *queue_id* is invalid * (-ENOTSUP) if the device does not support this function */ static inline int rte_eth_rx_queue_count(uint8_t port_id, uint16_t queue_id) { - struct rte_eth_dev *dev = &rte_eth_devices[port_id]; + struct rte_eth_dev *dev; + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); + dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_count, -ENOTSUP); - return (*dev->dev_ops->rx_queue_count)(dev, queue_id); + if (queue_id >= dev->data->nb_rx_queues) + return -EINVAL; + + return (*dev->dev_ops->rx_queue_count)(dev, queue_id); } /** @@ -2729,6 +2840,121 @@ rte_eth_rx_descriptor_done(uint8_t port_id, uint16_t queue_id, uint16_t offset) dev->data->rx_queues[queue_id], offset); } +#define RTE_ETH_RX_DESC_AVAIL 0 /**< Desc available for hw. */ +#define RTE_ETH_RX_DESC_DONE 1 /**< Desc done, filled by hw. */ +#define RTE_ETH_RX_DESC_UNAVAIL 2 /**< Desc used by driver or hw. */ + +/** + * Check the status of a Rx descriptor in the queue + * + * It should be called in a similar context than the Rx function: + * - on a dataplane core + * - not concurrently on the same queue + * + * Since it's a dataplane function, no check is performed on port_id and + * queue_id. The caller must therefore ensure that the port is enabled + * and the queue is configured and running. + * + * Note: accessing to a random descriptor in the ring may trigger cache + * misses and have a performance impact. + * + * @param port_id + * A valid port identifier of the Ethernet device which. + * @param queue_id + * A valid Rx queue identifier on this port. + * @param offset + * The offset of the descriptor starting from tail (0 is the next + * packet to be received by the driver). + * + * @return + * - (RTE_ETH_RX_DESC_AVAIL): Descriptor is available for the hardware to + * receive a packet. + * - (RTE_ETH_RX_DESC_DONE): Descriptor is done, it is filled by hw, but + * not yet processed by the driver (i.e. in the receive queue). + * - (RTE_ETH_RX_DESC_UNAVAIL): Descriptor is unavailable, either hold by + * the driver and not yet returned to hw, or reserved by the hw. + * - (-EINVAL) bad descriptor offset. + * - (-ENOTSUP) if the device does not support this function. + * - (-ENODEV) bad port or queue (only if compiled with debug). + */ +static inline int +rte_eth_rx_descriptor_status(uint8_t port_id, uint16_t queue_id, + uint16_t offset) +{ + struct rte_eth_dev *dev; + void *rxq; + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); +#endif + dev = &rte_eth_devices[port_id]; +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + if (queue_id >= dev->data->nb_rx_queues) + return -ENODEV; +#endif + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_descriptor_status, -ENOTSUP); + rxq = dev->data->rx_queues[queue_id]; + + return (*dev->dev_ops->rx_descriptor_status)(rxq, offset); +} + +#define RTE_ETH_TX_DESC_FULL 0 /**< Desc filled for hw, waiting xmit. */ +#define RTE_ETH_TX_DESC_DONE 1 /**< Desc done, packet is transmitted. */ +#define RTE_ETH_TX_DESC_UNAVAIL 2 /**< Desc used by driver or hw. */ + +/** + * Check the status of a Tx descriptor in the queue. + * + * It should be called in a similar context than the Tx function: + * - on a dataplane core + * - not concurrently on the same queue + * + * Since it's a dataplane function, no check is performed on port_id and + * queue_id. The caller must therefore ensure that the port is enabled + * and the queue is configured and running. + * + * Note: accessing to a random descriptor in the ring may trigger cache + * misses and have a performance impact. + * + * @param port_id + * A valid port identifier of the Ethernet device which. + * @param queue_id + * A valid Tx queue identifier on this port. + * @param offset + * The offset of the descriptor starting from tail (0 is the place where + * the next packet will be send). + * + * @return + * - (RTE_ETH_TX_DESC_FULL) Descriptor is being processed by the hw, i.e. + * in the transmit queue. + * - (RTE_ETH_TX_DESC_DONE) Hardware is done with this descriptor, it can + * be reused by the driver. + * - (RTE_ETH_TX_DESC_UNAVAIL): Descriptor is unavailable, reserved by the + * driver or the hardware. + * - (-EINVAL) bad descriptor offset. + * - (-ENOTSUP) if the device does not support this function. + * - (-ENODEV) bad port or queue (only if compiled with debug). + */ +static inline int rte_eth_tx_descriptor_status(uint8_t port_id, + uint16_t queue_id, uint16_t offset) +{ + struct rte_eth_dev *dev; + void *txq; + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); +#endif + dev = &rte_eth_devices[port_id]; +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + if (queue_id >= dev->data->nb_tx_queues) + return -ENODEV; +#endif + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_descriptor_status, -ENOTSUP); + txq = dev->data->tx_queues[queue_id]; + + return (*dev->dev_ops->tx_descriptor_status)(txq, offset); +} + /** * Send a burst of output packets on a transmit queue of an Ethernet device. * @@ -2819,6 +3045,115 @@ rte_eth_tx_burst(uint8_t port_id, uint16_t queue_id, 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); @@ -3024,6 +3359,33 @@ rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent, void *userdata); /** + * Request the driver to free mbufs currently cached by the driver. The + * driver will only free the mbuf if it is no longer in use. It is the + * application's responsibity to ensure rte_eth_tx_buffer_flush(..) is + * called if needed. + * + * @param port_id + * The port identifier of the Ethernet device. + * @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 free_cnt + * Maximum number of packets to free. Use 0 to indicate all possible packets + * should be freed. Note that a packet may be using multiple mbufs. + * @return + * Failure: < 0 + * -ENODEV: Invalid interface + * -ENOTSUP: Driver does not support function + * Success: >= 0 + * 0-n: Number of packets freed. More packets may still remain in ring that + * are in use. + */ +int +rte_eth_tx_done_cleanup(uint8_t port_id, uint16_t queue_id, uint32_t free_cnt); + +/** * The eth device event type for interrupt, and maybe others in the future. */ enum rte_eth_event_type { @@ -3034,6 +3396,8 @@ enum rte_eth_event_type { 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_MACSEC, /**< MACsec offload related event */ + RTE_ETH_EVENT_INTR_RMV, /**< device removal event */ RTE_ETH_EVENT_MAX /**< max value of this enum */ }; @@ -3112,7 +3476,7 @@ void _rte_eth_dev_callback_process(struct rte_eth_dev *dev, /** * When there is no rx packet coming in Rx Queue for a long time, we can * sleep lcore related to RX Queue for power saving, and enable rx interrupt - * to be triggered when rx packect arrives. + * to be triggered when Rx packet arrives. * * The rte_eth_dev_rx_intr_enable() function enables rx queue * interrupt on specific rx queue of a port. @@ -3403,93 +3767,6 @@ int rte_eth_dev_uc_hash_table_set(uint8_t port,struct ether_addr *addr, */ int rte_eth_dev_uc_all_hash_table_set(uint8_t port,uint8_t on); - /** - * Set RX L2 Filtering mode of a VF of an Ethernet device. - * - * @param port - * The port identifier of the Ethernet device. - * @param vf - * VF id. - * @param rx_mode - * The RX mode mask, which is one or more of accepting Untagged Packets, - * packets that match the PFUTA table, Broadcast and Multicast Promiscuous. - * ETH_VMDQ_ACCEPT_UNTAG,ETH_VMDQ_ACCEPT_HASH_UC, - * ETH_VMDQ_ACCEPT_BROADCAST and ETH_VMDQ_ACCEPT_MULTICAST will be used - * in rx_mode. - * @param on - * 1 - Enable a VF RX mode. - * 0 - Disable a VF RX mode. - * @return - * - (0) if successful. - * - (-ENOTSUP) if hardware doesn't support. - * - (-ENOTSUP) if hardware doesn't support. - * - (-EINVAL) if bad parameter. - */ -int rte_eth_dev_set_vf_rxmode(uint8_t port, uint16_t vf, uint16_t rx_mode, - uint8_t on); - -/** -* Enable or disable a VF traffic transmit of the Ethernet device. -* -* @param port -* The port identifier of the Ethernet device. -* @param vf -* VF id. -* @param on -* 1 - Enable a VF traffic transmit. -* 0 - Disable a VF traffic transmit. -* @return -* - (0) if successful. -* - (-ENODEV) if *port_id* invalid. -* - (-ENOTSUP) if hardware doesn't support. -* - (-EINVAL) if bad parameter. -*/ -int -rte_eth_dev_set_vf_tx(uint8_t port,uint16_t vf, uint8_t on); - -/** -* Enable or disable a VF traffic receive of an Ethernet device. -* -* @param port -* The port identifier of the Ethernet device. -* @param vf -* VF id. -* @param on -* 1 - Enable a VF traffic receive. -* 0 - Disable a VF traffic receive. -* @return -* - (0) if successful. -* - (-ENOTSUP) if hardware doesn't support. -* - (-ENODEV) if *port_id* invalid. -* - (-EINVAL) if bad parameter. -*/ -int -rte_eth_dev_set_vf_rx(uint8_t port,uint16_t vf, uint8_t on); - -/** -* Enable/Disable hardware VF VLAN filtering by an Ethernet device of -* received VLAN packets tagged with a given VLAN Tag Identifier. -* -* @param port id -* The port identifier of the Ethernet device. -* @param vlan_id -* The VLAN Tag Identifier whose filtering must be enabled or disabled. -* @param vf_mask -* Bitmap listing which VFs participate in the VLAN filtering. -* @param vlan_on -* 1 - Enable VFs VLAN filtering. -* 0 - Disable VFs VLAN filtering. -* @return -* - (0) if successful. -* - (-ENOTSUP) if hardware doesn't support. -* - (-ENODEV) if *port_id* invalid. -* - (-EINVAL) if bad parameter. -*/ -int -rte_eth_dev_set_vf_vlan_filter(uint8_t port, uint16_t vlan_id, - uint64_t vf_mask, - uint8_t vlan_on); - /** * Set a traffic mirroring rule on an Ethernet device * @@ -3551,26 +3828,6 @@ int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx, uint16_t tx_rate); /** - * Set the rate limitation for a vf on an Ethernet device. - * - * @param port_id - * The port identifier of the Ethernet device. - * @param vf - * VF id. - * @param tx_rate - * The tx rate allocated from the total link speed for this VF id. - * @param q_msk - * The queue mask which need to set the rate. - * @return - * - (0) if successful. - * - (-ENOTSUP) if hardware doesn't support this feature. - * - (-ENODEV) if *port_id* invalid. - * - (-EINVAL) if bad parameter. - */ -int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, - uint16_t tx_rate, uint64_t q_msk); - -/** * Initialize bypass logic. This function needs to be called before * executing any other bypass API. * @@ -3773,7 +4030,7 @@ rte_eth_dev_rss_hash_conf_get(uint8_t port_id, * The packets with this UDP port will be identified as this type of tunnel. * Before enabling any offloading function for a tunnel, users can call this API * to change or add more UDP port for the tunnel. So the offloading function - * can take effect on the packets with the sepcific UDP port. + * can take effect on the packets with the specific UDP port. * * @param port_id * The port identifier of the Ethernet device. @@ -3795,7 +4052,7 @@ rte_eth_dev_udp_tunnel_port_add(uint8_t port_id, * any more. * Before enabling any offloading function for a tunnel, users can call this API * to delete a UDP port for the tunnel. So the offloading function will not take - * effect on the packets with the sepcific UDP port. + * effect on the packets with the specific UDP port. * * @param port_id * The port identifier of the Ethernet device. @@ -3889,31 +4146,31 @@ int rte_eth_dev_get_dcb_info(uint8_t port_id, void *rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id, rte_rx_callback_fn fn, void *user_param); -/* -* Add a callback that must be called first on packet RX on a given port -* and queue. -* -* This API configures a first function to be called for each burst of -* packets received on a given NIC port queue. The return value is a pointer -* that can be used to later remove the callback using -* rte_eth_remove_rx_callback(). -* -* Multiple functions are called in the order that they are added. -* -* @param port_id -* The port identifier of the Ethernet device. -* @param queue_id -* The queue on the Ethernet device on which the callback is to be added. -* @param fn -* The callback function -* @param user_param -* A generic pointer parameter which will be passed to each invocation of the -* callback function on this port and queue. -* -* @return -* NULL on error. -* On success, a pointer value which can later be used to remove the callback. -*/ +/** + * Add a callback that must be called first on packet RX on a given port + * and queue. + * + * This API configures a first function to be called for each burst of + * packets received on a given NIC port queue. The return value is a pointer + * that can be used to later remove the callback using + * rte_eth_remove_rx_callback(). + * + * Multiple functions are called in the order that they are added. + * + * @param port_id + * The port identifier of the Ethernet device. + * @param queue_id + * The queue on the Ethernet device on which the callback is to be added. + * @param fn + * The callback function + * @param user_param + * A generic pointer parameter which will be passed to each invocation of the + * callback function on this port and queue. + * + * @return + * NULL on error. + * On success, a pointer value which can later be used to remove the callback. + */ void *rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id, rte_rx_callback_fn fn, void *user_param); @@ -4251,20 +4508,6 @@ int rte_eth_timesync_read_time(uint8_t port_id, struct timespec *time); int rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *time); /** - * Copy pci device info to the Ethernet device data. - * - * @param eth_dev - * The *eth_dev* pointer is the address of the *rte_eth_dev* structure. - * @param pci_dev - * The *pci_dev* pointer is the address of the *rte_pci_device* structure. - * - * @return - * - 0 on success, negative on error - */ -void rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, - struct rte_pci_device *pci_dev); - -/** * Create memzone for HW rings. * malloc can't be used as the physical address is needed. * If the memzone is already created, then this function returns a ptr @@ -4336,7 +4579,7 @@ rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id, uint8_t en); /** -* Get the port id from pci adrress or device name +* Get the port id from pci address or device name * Ex: 0000:2:00.0 or vdev name net_pcap0 * * @param name @@ -4364,21 +4607,6 @@ rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id); int rte_eth_dev_get_name_by_port(uint8_t port_id, char *name); -/** - * @internal - * Wrapper for use by pci drivers as a .probe function to attach to a ethdev - * interface. - */ -int rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv, - struct rte_pci_device *pci_dev); - -/** - * @internal - * Wrapper for use by pci drivers as a .remove function to detach a ethdev - * interface. - */ -int rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev); - #ifdef __cplusplus } #endif |