4 * Copyright(c) 2017 Cavium, Inc.. All rights reserved.
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8 * modification, are permitted provided that the following conditions
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34 #ifndef _LIO_STRUCT_H_
35 #define _LIO_STRUCT_H_
39 #include <sys/queue.h>
41 #include <rte_spinlock.h>
42 #include <rte_atomic.h>
44 #include "lio_hw_defs.h"
48 int (*setup_mbox)(struct lio_device *);
49 void (*free_mbox)(struct lio_device *);
51 int (*setup_device_regs)(struct lio_device *);
54 struct lio_sriov_info {
55 /** Number of rings assigned to VF */
56 uint32_t rings_per_vf;
58 /** Number of VF devices enabled */
62 /* Structure to define the configuration attributes for each Input queue. */
63 struct lio_iq_config {
64 /* Max number of IQs available */
67 /** Pending list size (usually set to the sum of the size of all Input
70 uint32_t pending_list_size;
72 /** Command size - 32 or 64 bytes */
76 /* Structure to define the configuration attributes for each Output queue. */
77 struct lio_oq_config {
78 /* Max number of OQs available */
81 /** If set, the Output queue uses info-pointer mode. (Default: 1 ) */
84 /** The number of buffers that were consumed during packet processing by
85 * the driver on this Output queue before the driver attempts to
86 * replenish the descriptor ring with new buffers.
88 uint32_t refill_threshold;
91 /* Structure to define the configuration. */
94 const char *card_name;
96 /** Input Queue attributes. */
97 struct lio_iq_config iq;
99 /** Output Queue attributes. */
100 struct lio_oq_config oq;
104 int num_def_tx_descs;
106 /* Num of desc for rx rings */
107 int num_def_rx_descs;
112 /* ----------------------- THE LIO DEVICE --------------------------- */
114 * Each lio device has this structure to represent all its
118 /** PCI device pointer */
119 struct rte_pci_device *pci_dev;
121 /** Octeon Chip type */
128 struct lio_fn_list fn_list;
130 struct lio_sriov_info sriov_info;
132 /** Mail Box details of each lio queue. */
133 struct lio_mbox **mbox;
135 char dev_string[LIO_DEVICE_NAME_LEN]; /* Device print string */
137 const struct lio_config *default_config;
139 struct rte_eth_dev *eth_dev;
141 uint8_t max_rx_queues;
142 uint8_t max_tx_queues;
143 uint8_t nb_rx_queues;
144 uint8_t nb_tx_queues;
145 uint8_t port_configured;
148 #endif /* _LIO_STRUCT_H_ */