DPDK  23.11.0
rte_ethdev_core.h
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1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Intel Corporation
3  */
4 
5 #ifndef _RTE_ETHDEV_CORE_H_
6 #define _RTE_ETHDEV_CORE_H_
7 
19 struct rte_eth_dev_callback;
21 RTE_TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback);
22 
23 struct rte_eth_dev;
24 
28 typedef uint16_t (*eth_rx_burst_t)(void *rxq,
29  struct rte_mbuf **rx_pkts,
30  uint16_t nb_pkts);
31 
35 typedef uint16_t (*eth_tx_burst_t)(void *txq,
36  struct rte_mbuf **tx_pkts,
37  uint16_t nb_pkts);
38 
42 typedef uint16_t (*eth_tx_prep_t)(void *txq,
43  struct rte_mbuf **tx_pkts,
44  uint16_t nb_pkts);
45 
46 
48 typedef uint32_t (*eth_rx_queue_count_t)(void *rxq);
49 
51 typedef int (*eth_rx_descriptor_status_t)(void *rxq, uint16_t offset);
52 
54 typedef int (*eth_tx_descriptor_status_t)(void *txq, uint16_t offset);
55 
57 typedef uint16_t (*eth_recycle_tx_mbufs_reuse_t)(void *txq,
58  struct rte_eth_recycle_rxq_info *recycle_rxq_info);
59 
61 typedef void (*eth_recycle_rx_descriptors_refill_t)(void *rxq, uint16_t nb);
62 
70 struct rte_ethdev_qdata {
72  void **data;
74  RTE_ATOMIC(void *) *clbk;
75 };
76 
84 struct rte_eth_fp_ops {
85 
92  struct rte_ethdev_qdata rxq;
94  eth_rx_burst_t rx_pkt_burst;
96  eth_rx_queue_count_t rx_queue_count;
98  eth_rx_descriptor_status_t rx_descriptor_status;
100  eth_recycle_rx_descriptors_refill_t recycle_rx_descriptors_refill;
101  uintptr_t reserved1[2];
110  struct rte_ethdev_qdata txq;
112  eth_tx_burst_t tx_pkt_burst;
114  eth_tx_prep_t tx_pkt_prepare;
116  eth_tx_descriptor_status_t tx_descriptor_status;
118  eth_recycle_tx_mbufs_reuse_t recycle_tx_mbufs_reuse;
119  uintptr_t reserved2[2];
123 
124 extern struct rte_eth_fp_ops rte_eth_fp_ops[RTE_MAX_ETHPORTS];
125 
126 #endif /* _RTE_ETHDEV_CORE_H_ */
RTE_TAILQ_HEAD(rte_class_list, rte_class)
#define __rte_cache_aligned
Definition: rte_common.h:524
uint16_t txq