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lib/eventdev/eventdev_pmd.h
1 806 строк
48 KB
David Marchand
eventdev: rename dev field to device
04 июн 2026, 12:34
04 июн 2026, 12:34
2fcac96
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/* SPDX-License-Identifier: BSD-3-Clause * Copyright(c) 2016 Cavium, Inc */ #ifndef _RTE_EVENTDEV_PMD_H_ #define _RTE_EVENTDEV_PMD_H_ /** @file * RTE Event PMD APIs * * @note * These API are from event PMD only and user applications should not call * them directly. */ #include <string.h> #include <rte_common.h> #include <rte_compat.h> #include <rte_config.h> #include <dev_driver.h> #include <rte_log.h> #include <rte_malloc.h> #include <rte_mbuf.h> #include <rte_mbuf_dyn.h> #include "event_timer_adapter_pmd.h" #include "rte_event_eth_rx_adapter.h" #include "rte_event_vector_adapter.h" #include "rte_eventdev.h" #ifdef __cplusplus extern "C" { #endif extern int rte_event_logtype; #define RTE_LOGTYPE_EVENTDEV rte_event_logtype /* Logging Macros */ #define RTE_EDEV_LOG_ERR(...) \ RTE_LOG_LINE_PREFIX(ERR, EVENTDEV, \ "%s() line %u: ", __func__ RTE_LOG_COMMA __LINE__, __VA_ARGS__) #ifdef RTE_LIBRTE_EVENTDEV_DEBUG #define RTE_EDEV_LOG_DEBUG(...) \ RTE_LOG_LINE_PREFIX(DEBUG, EVENTDEV, \ "%s() line %u: ", __func__ RTE_LOG_COMMA __LINE__, __VA_ARGS__) #else #define RTE_EDEV_LOG_DEBUG(...) (void)0 #endif /* Macros to check for valid device */ #define RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, retval) do { \ if (!rte_event_pmd_is_valid_dev((dev_id))) { \ RTE_EDEV_LOG_ERR("Invalid dev_id=%d", dev_id); \ return retval; \ } \ } while (0) #define RTE_EVENTDEV_VALID_DEVID_OR_ERRNO_RET(dev_id, errno, retval) do { \ if (!rte_event_pmd_is_valid_dev((dev_id))) { \ RTE_EDEV_LOG_ERR("Invalid dev_id=%d", dev_id); \ rte_errno = errno; \ return retval; \ } \ } while (0) #define RTE_EVENTDEV_VALID_DEVID_OR_RET(dev_id) do { \ if (!rte_event_pmd_is_valid_dev((dev_id))) { \ RTE_EDEV_LOG_ERR("Invalid dev_id=%d", dev_id); \ return; \ } \ } while (0) #define RTE_EVENT_ETH_RX_ADAPTER_SW_CAP \ ((RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID) | \ (RTE_EVENT_ETH_RX_ADAPTER_CAP_MULTI_EVENTQ) | \ (RTE_EVENT_ETH_RX_ADAPTER_CAP_EVENT_VECTOR)) #define RTE_EVENT_CRYPTO_ADAPTER_SW_CAP \ RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA /**< Ethernet Rx adapter cap to return If the packet transfers from * the ethdev to eventdev use a SW service function */ #define RTE_EVENT_TIMER_ADAPTER_SW_CAP \ RTE_EVENT_TIMER_ADAPTER_CAP_PERIODIC #define RTE_EVENT_VECTOR_ADAPTER_SW_CAP RTE_EVENT_VECTOR_ADAPTER_CAP_SOV_EOV #define RTE_EVENTDEV_DETACHED (0) #define RTE_EVENTDEV_ATTACHED (1) #define RTE_EVENTDEV_NAME_MAX_LEN (64) /**< @internal Max length of name of event PMD */ struct rte_eth_dev; /** Global structure used for maintaining state of allocated event devices */ struct rte_eventdev_global { uint8_t nb_devs; /**< Number of devices found */ }; /** * @internal * The data part, with no function pointers, associated with each device. * * This structure is safe to place in shared memory to be common among * different processes in a multi-process configuration. */ struct __rte_cache_aligned rte_eventdev_data { int socket_id; /**< Socket ID where memory is allocated */ uint8_t dev_id; /**< Device ID for this instance */ uint8_t nb_queues; /**< Number of event queues. */ uint8_t nb_ports; /**< Number of event ports. */ void *ports[RTE_EVENT_MAX_PORTS_PER_DEV]; /**< Array of pointers to ports. */ struct rte_event_port_conf ports_cfg[RTE_EVENT_MAX_PORTS_PER_DEV]; /**< Array of port configuration structures. */ struct rte_event_queue_conf queues_cfg[RTE_EVENT_MAX_QUEUES_PER_DEV]; /**< Array of queue configuration structures. */ uint16_t links_map[RTE_EVENT_MAX_PROFILES_PER_PORT] [RTE_EVENT_MAX_PORTS_PER_DEV * RTE_EVENT_MAX_QUEUES_PER_DEV]; /**< Memory to store queues to port connections. */ void *dev_private; /**< PMD-specific private data */ uint32_t event_dev_cap; /**< Event device capabilities(RTE_EVENT_DEV_CAP_)*/ struct rte_event_dev_config dev_conf; /**< Configuration applied to device. */ uint8_t service_inited; /* Service initialization state */ uint32_t service_id; /* Service ID*/ void *dev_stop_flush_arg; /**< User-provided argument for event flush function */ uint8_t dev_started : 1; /**< Device state: STARTED(1)/STOPPED(0) */ char name[RTE_EVENTDEV_NAME_MAX_LEN]; /**< Unique identifier name */ uint64_t reserved_64s[4]; /**< Reserved for future fields */ void *reserved_ptrs[4]; /**< Reserved for future fields */ }; /** @internal The data structure associated with each event device. */ struct __rte_cache_aligned rte_eventdev { struct rte_eventdev_data *data; /**< Pointer to device data */ struct eventdev_ops *dev_ops; /**< Functions exported by PMD */ struct rte_device *device; /**< Device info. supplied by probing */ uint8_t attached : 1; /**< Flag indicating the device is attached */ event_enqueue_burst_t enqueue_burst; /**< Pointer to PMD enqueue burst function. */ event_enqueue_burst_t enqueue_new_burst; /**< Pointer to PMD enqueue burst function(op new variant) */ event_enqueue_burst_t enqueue_forward_burst; /**< Pointer to PMD enqueue burst function(op forward variant) */ event_dequeue_burst_t dequeue_burst; /**< Pointer to PMD dequeue burst function. */ event_maintain_t maintain; /**< Pointer to PMD port maintenance function. */ event_tx_adapter_enqueue_t txa_enqueue_same_dest; /**< Pointer to PMD eth Tx adapter burst enqueue function with * events destined to same Eth port & Tx queue. */ event_tx_adapter_enqueue_t txa_enqueue; /**< Pointer to PMD eth Tx adapter enqueue function. */ event_crypto_adapter_enqueue_t ca_enqueue; /**< Pointer to PMD crypto adapter enqueue function. */ event_dma_adapter_enqueue_t dma_enqueue; /**< Pointer to PMD DMA adapter enqueue function. */ event_profile_switch_t profile_switch; /**< Pointer to PMD Event switch profile function. */ event_preschedule_modify_t preschedule_modify; /**< Pointer to PMD Event port pre-schedule type modify function. */ event_preschedule_t preschedule; /**< Pointer to PMD Event port pre-schedule function. */ uint64_t reserved_64s[3]; /**< Reserved for future fields */ void *reserved_ptrs[3]; /**< Reserved for future fields */ }; extern struct rte_eventdev *rte_eventdevs; /** @internal The pool of rte_eventdev structures. */ /** * Get the rte_eventdev structure device pointer for the named device. * * @param name * device name to select the device structure. * * @return * - The rte_eventdev structure pointer for the given device ID. */ __rte_internal static inline struct rte_eventdev * rte_event_pmd_get_named_dev(const char *name) { struct rte_eventdev *dev; unsigned int i; if (name == NULL) return NULL; for (i = 0; i < RTE_EVENT_MAX_DEVS; i++) { dev = &rte_eventdevs[i]; if ((dev->attached == RTE_EVENTDEV_ATTACHED) && (strcmp(dev->data->name, name) == 0)) return dev; } return NULL; } /** * Validate if the event device index is valid attached event device. * * @param dev_id * Event device index. * * @return * - If the device index is valid (1) or not (0). */ __rte_internal static inline unsigned rte_event_pmd_is_valid_dev(uint8_t dev_id) { struct rte_eventdev *dev; if (dev_id >= RTE_EVENT_MAX_DEVS) return 0; dev = &rte_eventdevs[dev_id]; if (dev->attached != RTE_EVENTDEV_ATTACHED) return 0; else return 1; } /** * Definitions of all functions exported by a driver through the * generic structure of type *event_dev_ops* supplied in the * *rte_eventdev* structure associated with a device. */ /** * Get device information of a device. * * @param dev * Event device pointer * @param dev_info * Event device information structure */ typedef void (*eventdev_info_get_t)(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info); /** * Configure a device. * * @param dev * Event device pointer * * @return * Returns 0 on success */ typedef int (*eventdev_configure_t)(const struct rte_eventdev *dev); /** * Start a configured device. * * @param dev * Event device pointer * * @return * Returns 0 on success */ typedef int (*eventdev_start_t)(struct rte_eventdev *dev); /** * Stop a configured device. * * @param dev * Event device pointer */ typedef void (*eventdev_stop_t)(struct rte_eventdev *dev); /** * Close a configured device. * * @param dev * Event device pointer * * @return * - 0 on success * - (-EAGAIN) if can't close as device is busy */ typedef int (*eventdev_close_t)(struct rte_eventdev *dev); /** * Retrieve the default event queue configuration. * * @param dev * Event device pointer * @param queue_id * Event queue index * @param[out] queue_conf * Event queue configuration structure */ typedef void (*eventdev_queue_default_conf_get_t)(struct rte_eventdev *dev, uint8_t queue_id, struct rte_event_queue_conf *queue_conf); /** * Setup an event queue. * * @param dev * Event device pointer * @param queue_id * Event queue index * @param queue_conf * Event queue configuration structure * * @return * Returns 0 on success. */ typedef int (*eventdev_queue_setup_t)(struct rte_eventdev *dev, uint8_t queue_id, const struct rte_event_queue_conf *queue_conf); /** * Release resources allocated by given event queue. * * @param dev * Event device pointer * @param queue_id * Event queue index */ typedef void (*eventdev_queue_release_t)(struct rte_eventdev *dev, uint8_t queue_id); /** * Set an event queue attribute at runtime. * * @param dev * Event device pointer * @param queue_id * Event queue index * @param attr_id * Event queue attribute id * @param attr_value * Event queue attribute value * * @return * - 0: Success. * - <0: Error code on failure. */ typedef int (*eventdev_queue_attr_set_t)(struct rte_eventdev *dev, uint8_t queue_id, uint32_t attr_id, uint64_t attr_value); /** * Retrieve the default event port configuration. * * @param dev * Event device pointer * @param port_id * Event port index * @param[out] port_conf * Event port configuration structure */ typedef void (*eventdev_port_default_conf_get_t)(struct rte_eventdev *dev, uint8_t port_id, struct rte_event_port_conf *port_conf); /** * Setup an event port. * * @param dev * Event device pointer * @param port_id * Event port index * @param port_conf * Event port configuration structure * * @return * Returns 0 on success. */ typedef int (*eventdev_port_setup_t)(struct rte_eventdev *dev, uint8_t port_id, const struct rte_event_port_conf *port_conf); /** * Release memory resources allocated by given event port. * * @param port * Event port pointer */ typedef void (*eventdev_port_release_t)(void *port); /** * Quiesce any core specific resources consumed by the event port * * @param dev * Event device pointer. * @param port * Event port pointer. * @param flush_cb * User-provided event flush function. * @param args * Arguments to be passed to the user-provided event flush function. */ typedef void (*eventdev_port_quiesce_t)(struct rte_eventdev *dev, void *port, rte_eventdev_port_flush_t flush_cb, void *args); /** * Link multiple source event queues to destination event port. * * @param dev * Event device pointer * @param port * Event port pointer * @param queues * Points to an array of *nb_links* event queues to be linked * to the event port. * @param priorities * Points to an array of *nb_links* service priorities associated with each * event queue link to event port. * @param nb_links * The number of links to establish * * @return * Returns 0 on success. */ typedef int (*eventdev_port_link_t)(struct rte_eventdev *dev, void *port, const uint8_t queues[], const uint8_t priorities[], uint16_t nb_links); /** * Link multiple source event queues associated with a link profile to a * destination event port. * * @param dev * Event device pointer * @param port * Event port pointer * @param queues * Points to an array of *nb_links* event queues to be linked * to the event port. * @param priorities * Points to an array of *nb_links* service priorities associated with each * event queue link to event port. * @param nb_links * The number of links to establish. * @param profile_id * The profile ID to associate the links. * * @return * Returns 0 on success. */ typedef int (*eventdev_port_link_profile_t)(struct rte_eventdev *dev, void *port, const uint8_t queues[], const uint8_t priorities[], uint16_t nb_links, uint8_t profile_id); /** * Unlink multiple source event queues from destination event port. * * @param dev * Event device pointer * @param port * Event port pointer * @param queues * An array of *nb_unlinks* event queues to be unlinked from the event port. * @param nb_unlinks * The number of unlinks to establish * * @return * Returns 0 on success. */ typedef int (*eventdev_port_unlink_t)(struct rte_eventdev *dev, void *port, uint8_t queues[], uint16_t nb_unlinks); /** * Unlink multiple source event queues associated with a link profile from * destination event port. * * @param dev * Event device pointer * @param port * Event port pointer * @param queues * An array of *nb_unlinks* event queues to be unlinked from the event port. * @param nb_unlinks * The number of unlinks to establish * @param profile_id * The profile ID of the associated links. * * @return * Returns 0 on success. */ typedef int (*eventdev_port_unlink_profile_t)(struct rte_eventdev *dev, void *port, uint8_t queues[], uint16_t nb_unlinks, uint8_t profile_id); /** * Unlinks in progress. Returns number of unlinks that the PMD is currently * performing, but have not yet been completed. * * @param dev * Event device pointer * * @param port * Event port pointer * * @return * Returns the number of in-progress unlinks. Zero is returned if none are * in progress. */ typedef int (*eventdev_port_unlinks_in_progress_t)(struct rte_eventdev *dev, void *port); /** * Converts nanoseconds to *timeout_ticks* value for rte_event_dequeue() * * @param dev * Event device pointer * @param ns * Wait time in nanosecond * @param[out] timeout_ticks * Value for the *timeout_ticks* parameter in rte_event_dequeue() function * * @return * Returns 0 on success. */ typedef int (*eventdev_dequeue_timeout_ticks_t)(struct rte_eventdev *dev, uint64_t ns, uint64_t *timeout_ticks); /** * Dump internal information * * @param dev * Event device pointer * @param f * A pointer to a file for output */ typedef void (*eventdev_dump_t)(struct rte_eventdev *dev, FILE *f); /** * Retrieve a set of statistics from device * * @param dev * Event device pointer * @param mode * Level (device, port or queue) * @param queue_port_id * Queue or port number depending on mode * @param ids * The stat ids to retrieve * @param values * The returned stat values * @param n * The number of id values and entries in the values array * @return * The number of stat values successfully filled into the values array */ typedef int (*eventdev_xstats_get_t)(const struct rte_eventdev *dev, enum rte_event_dev_xstats_mode mode, uint8_t queue_port_id, const uint64_t ids[], uint64_t values[], unsigned int n); /** * Resets the statistic values in xstats for the device, based on mode. */ typedef int (*eventdev_xstats_reset_t)(struct rte_eventdev *dev, enum rte_event_dev_xstats_mode mode, int16_t queue_port_id, const uint64_t ids[], uint32_t nb_ids); /** * Get names of extended stats of an event device * * @param dev * Event device pointer * @param mode * Level (device, port or queue) * @param queue_port_id * Queue or port number depending on mode * @param xstats_names * Array of name values to be filled in * @param ids * The stat ids to retrieve * @param size * Number of values in the xstats_names array * @return * When size >= the number of stats, return the number of stat values filled * into the array. * When size < the number of available stats, return the number of stats * values, and do not fill in any data into xstats_names. */ typedef int (*eventdev_xstats_get_names_t)(const struct rte_eventdev *dev, enum rte_event_dev_xstats_mode mode, uint8_t queue_port_id, struct rte_event_dev_xstats_name *xstats_names, uint64_t *ids, unsigned int size); /** * Get value of one stats and optionally return its id * * @param dev * Event device pointer * @param name * The name of the stat to retrieve * @param id * Pointer to an unsigned int where we store the stat-id for future reference. * This pointer may be null if the id is not required. * @return * The value of the stat, or (uint64_t)-1 if the stat is not found. * If the stat is not found, the id value will be returned as (unsigned)-1, * if id pointer is non-NULL */ typedef uint64_t (*eventdev_xstats_get_by_name)(const struct rte_eventdev *dev, const char *name, uint64_t *id); /** * Retrieve the event device's ethdev Rx adapter capabilities for the * specified ethernet port * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param[out] caps * A pointer to memory filled with Rx event adapter capabilities. * * @return * - 0: Success, driver provides Rx event adapter capabilities for the * ethernet device. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_caps_get_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, uint32_t *caps); struct rte_event_eth_rx_adapter_queue_conf; /** * Retrieve the event device's timer adapter capabilities, as well as the ops * structure that an event timer adapter should call through to enter the * driver * * @param dev * Event device pointer * * @param flags * Flags that can be used to determine how to select an event timer * adapter ops structure * * @param[out] caps * A pointer to memory filled with Rx event adapter capabilities. * * @param[out] ops * A pointer to the ops pointer to set with the address of the desired ops * structure * * @return * - 0: Success, driver provides Rx event adapter capabilities for the * ethernet device. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_timer_adapter_caps_get_t)( const struct rte_eventdev *dev, uint64_t flags, uint32_t *caps, const struct event_timer_adapter_ops **ops); /** * Add ethernet Rx queues to event device. This callback is invoked if * the caps returned from rte_eventdev_eth_rx_adapter_caps_get(, eth_port_id) * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param rx_queue_id * Ethernet device receive queue index * * @param queue_conf * Additional configuration structure * @return * - 0: Success, ethernet receive queue added successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_queue_add_t)( const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, int32_t rx_queue_id, const struct rte_event_eth_rx_adapter_queue_conf *queue_conf); /** * Add ethernet Rx queues to event device in burst. This callback is invoked if * the caps returned from rte_eventdev_eth_rx_adapter_caps_get(, eth_port_id) * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param rx_queue_id * Ethernet device receive queue index array * * @param queue_conf * Additional configuration structure array * * @param nb_rx_queues * Number of ethernet device receive queues * * @return * - 0: Success, ethernet receive queues added successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_queues_add_t)( const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, int32_t rx_queue_id[], const struct rte_event_eth_rx_adapter_queue_conf queue_conf[], uint16_t nb_rx_queues); /** * Delete ethernet Rx queues from event device. This callback is invoked if * the caps returned from eventdev_eth_rx_adapter_caps_get(, eth_port_id) * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param rx_queue_id * Ethernet device receive queue index * * @return * - 0: Success, ethernet receive queue deleted successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_queue_del_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, int32_t rx_queue_id); /** * Retrieve Rx adapter queue config information for the specified * rx queue ID. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param rx_queue_id * Ethernet device receive queue index. * * @param[out] queue_conf * Pointer to rte_event_eth_rx_adapter_queue_conf structure * * @return * - 0: Success * - <0: Error code on failure. */ typedef int (*eventdev_eth_rx_adapter_queue_conf_get_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, uint16_t rx_queue_id, struct rte_event_eth_rx_adapter_queue_conf *queue_conf); /** * Start ethernet Rx adapter. This callback is invoked if * the caps returned from eventdev_eth_rx_adapter_caps_get(.., eth_port_id) * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set and Rx queues * from eth_port_id have been added to the event device. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @return * - 0: Success, ethernet Rx adapter started successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_start_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev); /** * Stop ethernet Rx adapter. This callback is invoked if * the caps returned from eventdev_eth_rx_adapter_caps_get(..,eth_port_id) * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set and Rx queues * from eth_port_id have been added to the event device. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @return * - 0: Success, ethernet Rx adapter stopped successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_stop_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev); struct rte_event_eth_rx_adapter_stats; /** * Retrieve ethernet Rx adapter statistics. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param[out] stats * Pointer to stats structure * * @return * Return 0 on success. */ typedef int (*eventdev_eth_rx_adapter_stats_get) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, struct rte_event_eth_rx_adapter_stats *stats); /** * Reset ethernet Rx adapter statistics. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @return * Return 0 on success. */ typedef int (*eventdev_eth_rx_adapter_stats_reset) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev); struct rte_event_eth_rx_adapter_queue_stats; /** * Retrieve ethernet Rx adapter queue statistics. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param rx_queue_id * Ethernet device receive queue index. * * @param[out] q_stats * Pointer to queue stats structure * * @return * Return 0 on success. */ typedef int (*eventdev_eth_rx_adapter_q_stats_get) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, uint16_t rx_queue_id, struct rte_event_eth_rx_adapter_queue_stats *q_stats); /** * Reset ethernet Rx adapter queue statistics. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param rx_queue_id * Ethernet device receive queue index. * * @return * Return 0 on success. */ typedef int (*eventdev_eth_rx_adapter_q_stats_reset) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, uint16_t rx_queue_id); /** * Start eventdev selftest. * * @return * Return 0 on success. */ typedef int (*eventdev_selftest)(void); struct rte_event_eth_rx_adapter_vector_limits; /** * Get event vector limits for a given event, ethernet device pair. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param[out] limits * Pointer to the limits structure to be filled. * * @return * - 0: Success. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_rx_adapter_vector_limits_get_t)( const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, struct rte_event_eth_rx_adapter_vector_limits *limits); /** * Get Rx adapter instance ID for Rx queue * * @param eth_dev_id * Port identifier of ethernet device * * @param rx_queue_id * Ethernet device Rx queue index * * @param[out] rxa_inst_id * Pointer to Rx adapter instance identifier. * Contains valid Rx adapter instance ID when return value is 0 * * @return * - 0: Success * - <0: Error code on failure */ typedef int (*eventdev_eth_rx_adapter_instance_get_t) (uint16_t eth_dev_id, uint16_t rx_queue_id, uint8_t *rxa_inst_id); typedef uint32_t rte_event_pmd_selftest_seqn_t; extern int rte_event_pmd_selftest_seqn_dynfield_offset; /** * Read test sequence number from mbuf. * * @param mbuf Structure to read from. * @return pointer to test sequence number. */ __rte_internal static inline rte_event_pmd_selftest_seqn_t * rte_event_pmd_selftest_seqn(struct rte_mbuf *mbuf) { return RTE_MBUF_DYNFIELD(mbuf, rte_event_pmd_selftest_seqn_dynfield_offset, rte_event_pmd_selftest_seqn_t *); } struct rte_cryptodev; struct rte_event_crypto_adapter_queue_conf; /** * This API may change without prior notice * * Retrieve the event device's crypto adapter capabilities for the * specified cryptodev * * @param dev * Event device pointer * * @param cdev * cryptodev pointer * * @param[out] caps * A pointer to memory filled with event adapter capabilities. * It is expected to be pre-allocated & initialized by caller. * * @return * - 0: Success, driver provides event adapter capabilities for the * cryptodev. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_crypto_adapter_caps_get_t) (const struct rte_eventdev *dev, const struct rte_cryptodev *cdev, uint32_t *caps); /** * This API may change without prior notice * * Add crypto queue pair to event device. This callback is invoked if * the caps returned from rte_event_crypto_adapter_caps_get(, cdev_id) * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_* set. * * @param dev * Event device pointer * * @param cdev * cryptodev pointer * * @param queue_pair_id * cryptodev queue pair identifier. * * @param event * Event information required for binding cryptodev queue pair to event queue. * This structure will have a valid value for only those HW PMDs supporting * @see RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_QP_EV_BIND capability. * * @return * - 0: Success, cryptodev queue pair added successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_crypto_adapter_queue_pair_add_t)( const struct rte_eventdev *dev, const struct rte_cryptodev *cdev, int32_t queue_pair_id, const struct rte_event_crypto_adapter_queue_conf *queue_conf); /** * This API may change without prior notice * * Delete crypto queue pair to event device. This callback is invoked if * the caps returned from rte_event_crypto_adapter_caps_get(, cdev_id) * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_* set. * * @param dev * Event device pointer * * @param cdev * cryptodev pointer * * @param queue_pair_id * cryptodev queue pair identifier. * * @return * - 0: Success, cryptodev queue pair deleted successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_crypto_adapter_queue_pair_del_t) (const struct rte_eventdev *dev, const struct rte_cryptodev *cdev, int32_t queue_pair_id); /** * Start crypto adapter. This callback is invoked if * the caps returned from rte_event_crypto_adapter_caps_get(.., cdev_id) * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_* set and queue pairs * from cdev_id have been added to the event device. * * @param dev * Event device pointer * * @param cdev * Crypto device pointer * * @return * - 0: Success, crypto adapter started successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_crypto_adapter_start_t) (const struct rte_eventdev *dev, const struct rte_cryptodev *cdev); /** * Stop crypto adapter. This callback is invoked if * the caps returned from rte_event_crypto_adapter_caps_get(.., cdev_id) * has RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_* set and queue pairs * from cdev_id have been added to the event device. * * @param dev * Event device pointer * * @param cdev * Crypto device pointer * * @return * - 0: Success, crypto adapter stopped successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_crypto_adapter_stop_t) (const struct rte_eventdev *dev, const struct rte_cryptodev *cdev); struct rte_event_crypto_adapter_stats; /** * Retrieve crypto adapter statistics. * * @param dev * Event device pointer * * @param cdev * Crypto device pointer * * @param[out] stats * Pointer to stats structure * * @return * Return 0 on success. */ typedef int (*eventdev_crypto_adapter_stats_get) (const struct rte_eventdev *dev, const struct rte_cryptodev *cdev, struct rte_event_crypto_adapter_stats *stats); /** * Reset crypto adapter statistics. * * @param dev * Event device pointer * * @param cdev * Crypto device pointer * * @return * Return 0 on success. */ typedef int (*eventdev_crypto_adapter_stats_reset) (const struct rte_eventdev *dev, const struct rte_cryptodev *cdev); struct rte_event_crypto_adapter_vector_limits; /** * Get event vector limits for a given event, crypto device pair. * * @param dev * Event device pointer * * @param cdev * Crypto device pointer * * @param[out] limits * Pointer to the limits structure to be filled. * * @return * - 0: Success. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_crypto_adapter_vector_limits_get_t)( const struct rte_eventdev *dev, const struct rte_cryptodev *cdev, struct rte_event_crypto_adapter_vector_limits *limits); /** * Retrieve the event device's eth Tx adapter capabilities. * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param[out] caps * A pointer to memory filled with eth Tx adapter capabilities. * * @return * - 0: Success, driver provides eth Tx adapter capabilities * - <0: Error code returned by the driver function. */ typedef int (*eventdev_eth_tx_adapter_caps_get_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, uint32_t *caps); /** * Create adapter callback. * * @param id * Adapter identifier * * @param dev * Event device pointer * * @return * - 0: Success. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_create_t)(uint8_t id, const struct rte_eventdev *dev); /** * Free adapter callback. * * @param id * Adapter identifier * * @param dev * Event device pointer * * @return * - 0: Success. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_free_t)(uint8_t id, const struct rte_eventdev *dev); /** * Add a Tx queue to the adapter. * A queue value of -1 is used to indicate all * queues within the device. * * @param id * Adapter identifier * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param tx_queue_id * Transmit queue index * * @return * - 0: Success. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_queue_add_t)( uint8_t id, const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, int32_t tx_queue_id); /** * Delete a Tx queue from the adapter. * A queue value of -1 is used to indicate all * queues within the device, that have been added to this * adapter. * * @param id * Adapter identifier * * @param dev * Event device pointer * * @param eth_dev * Ethernet device pointer * * @param tx_queue_id * Transmit queue index * * @return * - 0: Success, Queues deleted successfully. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_queue_del_t)( uint8_t id, const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, int32_t tx_queue_id); /** * Start the adapter. * * @param id * Adapter identifier * * @param dev * Event device pointer * * @return * - 0: Success, Adapter started correctly. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_start_t)(uint8_t id, const struct rte_eventdev *dev); /** * Stop the adapter. * * @param id * Adapter identifier * * @param dev * Event device pointer * * @return * - 0: Success. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_stop_t)(uint8_t id, const struct rte_eventdev *dev); struct rte_event_eth_tx_adapter_stats; /** * Retrieve statistics for an adapter * * @param id * Adapter identifier * * @param dev * Event device pointer * * @param [out] stats * A pointer to structure used to retrieve statistics for an adapter * * @return * - 0: Success, statistics retrieved successfully. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_stats_get_t)( uint8_t id, const struct rte_eventdev *dev, struct rte_event_eth_tx_adapter_stats *stats); /** * Reset statistics for an adapter * * @param id * Adapter identifier * * @param dev * Event device pointer * * @return * - 0: Success, statistics retrieved successfully. * - <0: Error code on failure. */ typedef int (*eventdev_eth_tx_adapter_stats_reset_t)(uint8_t id, const struct rte_eventdev *dev); /** * Get TX adapter instance ID for Tx queue * * @param eth_dev_id * Port identifier of Ethernet device * * @param tx_queue_id * Ethernet device Tx queue index * * @param[out] txa_inst_id * Pointer to Tx adapter instance identifier * Contains valid Tx adapter instance ID when return value is 0 * * @return * - 0: Success * - <0: Error code on failure */ typedef int (*eventdev_eth_tx_adapter_instance_get_t) (uint16_t eth_dev_id, uint16_t tx_queue_id, uint8_t *txa_inst_id); /** * Start a Tx queue that is assigned to Tx adapter instance * * @param id * Adapter identifier * * @param eth_dev_id * Port identifier of Ethernet device * * @param tx_queue_id * Ethernet device Tx queue index * * @return * - 0: Success * - <0: Error code on failure */ typedef int (*eventdev_eth_tx_adapter_queue_start) (uint8_t id, uint16_t eth_dev_id, uint16_t tx_queue_id); /** * Stop a Tx queue that is assigned to Tx adapter instance * * @param id * Adapter identifier * * @param eth_dev_id * Port identifier of Ethernet device * * @param tx_queue_id * Ethernet device Tx queue index * * @return * - 0: Success * - <0: Error code on failure */ typedef int (*eventdev_eth_tx_adapter_queue_stop) (uint8_t id, uint16_t eth_dev_id, uint16_t tx_queue_id); #define eventdev_stop_flush_t rte_eventdev_stop_flush_t /** * Retrieve the event device's DMA adapter capabilities for the * specified DMA device * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @param[out] caps * A pointer to memory filled with event adapter capabilities. * It is expected to be pre-allocated & initialized by caller. * * @return * - 0: Success, driver provides event adapter capabilities for the * dmadev. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_dma_adapter_caps_get_t)(const struct rte_eventdev *dev, const int16_t dma_dev_id, uint32_t *caps); /** * Add DMA vchan queue to event device. This callback is invoked if * the caps returned from rte_event_dma_adapter_caps_get(, dmadev_id) * has RTE_EVENT_DMA_ADAPTER_CAP_INTERNAL_PORT_* set. * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @param vchan_id * dmadev vchan queue identifier. * * @param event * Event information required for binding dmadev vchan to event queue. * This structure will have a valid value for only those HW PMDs supporting * @see RTE_EVENT_DMA_ADAPTER_CAP_INTERNAL_PORT_VCHAN_EV_BIND capability. * * @return * - 0: Success, dmadev vchan added successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_dma_adapter_vchan_add_t)(const struct rte_eventdev *dev, const int16_t dma_dev_id, uint16_t vchan_id, const struct rte_event *event); /** * Delete DMA vhcan to event device. This callback is invoked if * the caps returned from rte_event_dma_adapter_caps_get(, dmadev_id) * has RTE_EVENT_DMA_ADAPTER_CAP_INTERNAL_PORT_* set. * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @param vchan_id * dmadev vchan identifier. * * @return * - 0: Success, dmadev vchan deleted successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_dma_adapter_vchan_del_t)(const struct rte_eventdev *dev, const int16_t dma_dev_id, uint16_t vchan_id); /** * Start DMA adapter. This callback is invoked if * the caps returned from rte_event_dma_adapter_caps_get(.., dmadev_id) * has RTE_EVENT_DMA_ADAPTER_CAP_INTERNAL_PORT_* set and vchan for dmadev_id * have been added to the event device. * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @return * - 0: Success, DMA adapter started successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_dma_adapter_start_t)(const struct rte_eventdev *dev, const int16_t dma_dev_id); /** * Stop DMA adapter. This callback is invoked if * the caps returned from rte_event_dma_adapter_caps_get(.., dmadev_id) * has RTE_EVENT_DMA_ADAPTER_CAP_INTERNAL_PORT_* set and vchan for dmadev_id * have been added to the event device. * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @return * - 0: Success, DMA adapter stopped successfully. * - <0: Error code returned by the driver function. */ typedef int (*eventdev_dma_adapter_stop_t)(const struct rte_eventdev *dev, const int16_t dma_dev_id); struct rte_event_dma_adapter_stats; /** * Retrieve DMA adapter statistics. * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @param[out] stats * Pointer to stats structure * * @return * Return 0 on success. */ typedef int (*eventdev_dma_adapter_stats_get)(const struct rte_eventdev *dev, const int16_t dma_dev_id, struct rte_event_dma_adapter_stats *stats); /** * Reset DMA adapter statistics. * * @param dev * Event device pointer * * @param dma_dev_id * DMA device identifier * * @return * Return 0 on success. */ typedef int (*eventdev_dma_adapter_stats_reset)(const struct rte_eventdev *dev, const int16_t dma_dev_id); /** * Event device vector adapter capabilities. * * @param dev * Event device pointer * @param caps * Vector adapter capabilities * @param ops * Vector adapter ops * * @return * Return 0 on success. */ typedef int (*eventdev_vector_adapter_caps_get_t)(const struct rte_eventdev *dev, uint32_t *caps, const struct event_vector_adapter_ops **ops); /** * Event device vector adapter info. * * @param dev * Event device pointer * @param info * Vector adapter info * * @return * Return 0 on success. */ typedef int (*eventdev_vector_adapter_info_get_t)(const struct rte_eventdev *dev, struct rte_event_vector_adapter_info *info); /** Event device operations function pointer table */ struct eventdev_ops { eventdev_info_get_t dev_infos_get; /**< Get device info. */ eventdev_configure_t dev_configure; /**< Configure device. */ eventdev_start_t dev_start; /**< Start device. */ eventdev_stop_t dev_stop; /**< Stop device. */ eventdev_close_t dev_close; /**< Close device. */ eventdev_queue_default_conf_get_t queue_def_conf; /**< Get default queue configuration. */ eventdev_queue_setup_t queue_setup; /**< Set up an event queue. */ eventdev_queue_release_t queue_release; /**< Release an event queue. */ eventdev_queue_attr_set_t queue_attr_set; /**< Set an event queue attribute. */ eventdev_port_default_conf_get_t port_def_conf; /**< Get default port configuration. */ eventdev_port_setup_t port_setup; /**< Set up an event port. */ eventdev_port_release_t port_release; /**< Release an event port. */ eventdev_port_quiesce_t port_quiesce; /**< Quiesce an event port. */ eventdev_port_link_t port_link; /**< Link event queues to an event port. */ eventdev_port_link_profile_t port_link_profile; /**< Link event queues associated with a profile to an event port. */ eventdev_port_unlink_t port_unlink; /**< Unlink event queues from an event port. */ eventdev_port_unlink_profile_t port_unlink_profile; /**< Unlink event queues associated with a profile from an event port. */ eventdev_port_unlinks_in_progress_t port_unlinks_in_progress; /**< Unlinks in progress on an event port. */ eventdev_dequeue_timeout_ticks_t timeout_ticks; /**< Converts ns to *timeout_ticks* value for rte_event_dequeue() */ eventdev_dump_t dump; /* Dump internal information */ eventdev_xstats_get_t xstats_get; /**< Get extended device statistics. */ eventdev_xstats_get_names_t xstats_get_names; /**< Get names of extended stats. */ eventdev_xstats_get_by_name xstats_get_by_name; /**< Get one value by name. */ eventdev_xstats_reset_t xstats_reset; /**< Reset the statistics values in xstats. */ eventdev_eth_rx_adapter_caps_get_t eth_rx_adapter_caps_get; /**< Get ethernet Rx adapter capabilities */ eventdev_eth_rx_adapter_queue_add_t eth_rx_adapter_queue_add; /**< Add Rx queues to ethernet Rx adapter */ eventdev_eth_rx_adapter_queues_add_t eth_rx_adapter_queues_add; /**< Add Rx queues to ethernet Rx adapter in burst */ eventdev_eth_rx_adapter_queue_del_t eth_rx_adapter_queue_del; /**< Delete Rx queues from ethernet Rx adapter */ eventdev_eth_rx_adapter_queue_conf_get_t eth_rx_adapter_queue_conf_get; /**< Get Rx adapter queue info */ eventdev_eth_rx_adapter_start_t eth_rx_adapter_start; /**< Start ethernet Rx adapter */ eventdev_eth_rx_adapter_stop_t eth_rx_adapter_stop; /**< Stop ethernet Rx adapter */ eventdev_eth_rx_adapter_stats_get eth_rx_adapter_stats_get; /**< Get ethernet Rx stats */ eventdev_eth_rx_adapter_stats_reset eth_rx_adapter_stats_reset; /**< Reset ethernet Rx stats */ eventdev_eth_rx_adapter_vector_limits_get_t eth_rx_adapter_vector_limits_get; /**< Get event vector limits for the Rx adapter */ eventdev_eth_rx_adapter_instance_get_t eth_rx_adapter_instance_get; /**< Get Rx adapter instance ID for Rx queue */ eventdev_timer_adapter_caps_get_t timer_adapter_caps_get; /**< Get timer adapter capabilities */ eventdev_crypto_adapter_caps_get_t crypto_adapter_caps_get; /**< Get crypto adapter capabilities */ eventdev_crypto_adapter_queue_pair_add_t crypto_adapter_queue_pair_add; /**< Add queue pair to crypto adapter */ eventdev_crypto_adapter_queue_pair_del_t crypto_adapter_queue_pair_del; /**< Delete queue pair from crypto adapter */ eventdev_crypto_adapter_start_t crypto_adapter_start; /**< Start crypto adapter */ eventdev_crypto_adapter_stop_t crypto_adapter_stop; /**< Stop crypto adapter */ eventdev_crypto_adapter_stats_get crypto_adapter_stats_get; /**< Get crypto stats */ eventdev_crypto_adapter_stats_reset crypto_adapter_stats_reset; /**< Reset crypto stats */ eventdev_crypto_adapter_vector_limits_get_t crypto_adapter_vector_limits_get; /**< Get event vector limits for the crypto adapter */ eventdev_eth_rx_adapter_q_stats_get eth_rx_adapter_queue_stats_get; /**< Get ethernet Rx queue stats */ eventdev_eth_rx_adapter_q_stats_reset eth_rx_adapter_queue_stats_reset; /**< Reset ethernet Rx queue stats */ eventdev_eth_tx_adapter_caps_get_t eth_tx_adapter_caps_get; /**< Get ethernet Tx adapter capabilities */ eventdev_eth_tx_adapter_create_t eth_tx_adapter_create; /**< Create adapter callback */ eventdev_eth_tx_adapter_free_t eth_tx_adapter_free; /**< Free adapter callback */ eventdev_eth_tx_adapter_queue_add_t eth_tx_adapter_queue_add; /**< Add Tx queues to the eth Tx adapter */ eventdev_eth_tx_adapter_queue_del_t eth_tx_adapter_queue_del; /**< Delete Tx queues from the eth Tx adapter */ eventdev_eth_tx_adapter_start_t eth_tx_adapter_start; /**< Start eth Tx adapter */ eventdev_eth_tx_adapter_stop_t eth_tx_adapter_stop; /**< Stop eth Tx adapter */ eventdev_eth_tx_adapter_stats_get_t eth_tx_adapter_stats_get; /**< Get eth Tx adapter statistics */ eventdev_eth_tx_adapter_stats_reset_t eth_tx_adapter_stats_reset; /**< Reset eth Tx adapter statistics */ eventdev_eth_tx_adapter_instance_get_t eth_tx_adapter_instance_get; /**< Get Tx adapter instance ID for Tx queue */ eventdev_eth_tx_adapter_queue_start eth_tx_adapter_queue_start; /**< Start Tx queue assigned to Tx adapter instance */ eventdev_eth_tx_adapter_queue_stop eth_tx_adapter_queue_stop; /**< Stop Tx queue assigned to Tx adapter instance */ eventdev_dma_adapter_caps_get_t dma_adapter_caps_get; /**< Get DMA adapter capabilities */ eventdev_dma_adapter_vchan_add_t dma_adapter_vchan_add; /**< Add vchan queue to DMA adapter */ eventdev_dma_adapter_vchan_del_t dma_adapter_vchan_del; /**< Delete vchan queue from DMA adapter */ eventdev_dma_adapter_start_t dma_adapter_start; /**< Start DMA adapter */ eventdev_dma_adapter_stop_t dma_adapter_stop; /**< Stop DMA adapter */ eventdev_dma_adapter_stats_get dma_adapter_stats_get; /**< Get DMA stats */ eventdev_dma_adapter_stats_reset dma_adapter_stats_reset; /**< Reset DMA stats */ eventdev_vector_adapter_caps_get_t vector_adapter_caps_get; /**< Get vector adapter capabilities */ eventdev_vector_adapter_info_get_t vector_adapter_info_get; /**< Get vector adapter info */ eventdev_selftest dev_selftest; /**< Start eventdev Selftest */ eventdev_stop_flush_t dev_stop_flush; /**< User-provided event flush function */ }; /** * Allocates a new eventdev slot for an event device and returns the pointer * to that slot for the driver to use. * * @param name * Unique identifier name for each device * @param socket_id * Socket to allocate resources on. * @return * - Slot in the rte_dev_devices array for a new device; */ __rte_internal struct rte_eventdev * rte_event_pmd_allocate(const char *name, int socket_id); /** * Release the specified eventdev device. * * @param eventdev * The *eventdev* pointer is the address of the *rte_eventdev* structure. * @return * - 0 on success, negative on error */ __rte_internal int rte_event_pmd_release(struct rte_eventdev *eventdev); /** * * @internal * This is the last step of device probing. * It must be called after a port is allocated and initialized successfully. * * @param eventdev * New event device. */ __rte_internal void event_dev_probing_finish(struct rte_eventdev *eventdev); /** * Reset eventdevice fastpath APIs to dummy values. * * @param fp_ops * The *fp_ops* pointer to reset. */ __rte_internal void event_dev_fp_ops_reset(struct rte_event_fp_ops *fp_op); /** * Set eventdevice fastpath APIs to event device values. * * @param fp_ops * The *fp_ops* pointer to set. */ __rte_internal void event_dev_fp_ops_set(struct rte_event_fp_ops *fp_ops, const struct rte_eventdev *dev); #ifdef __cplusplus } #endif #endif /* _RTE_EVENTDEV_PMD_H_ */