4 * Copyright(c) 2017 Cavium, Inc.. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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12 * notice, this list of conditions and the following disclaimer.
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14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Cavium, Inc. nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
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22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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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"
46 struct lio_sriov_info {
47 /** Number of rings assigned to VF */
48 uint32_t rings_per_vf;
50 /** Number of VF devices enabled */
54 /* Structure to define the configuration attributes for each Input queue. */
55 struct lio_iq_config {
56 /* Max number of IQs available */
59 /** Pending list size (usually set to the sum of the size of all Input
62 uint32_t pending_list_size;
64 /** Command size - 32 or 64 bytes */
68 /* Structure to define the configuration attributes for each Output queue. */
69 struct lio_oq_config {
70 /* Max number of OQs available */
73 /** If set, the Output queue uses info-pointer mode. (Default: 1 ) */
76 /** The number of buffers that were consumed during packet processing by
77 * the driver on this Output queue before the driver attempts to
78 * replenish the descriptor ring with new buffers.
80 uint32_t refill_threshold;
83 /* Structure to define the configuration. */
86 const char *card_name;
88 /** Input Queue attributes. */
89 struct lio_iq_config iq;
91 /** Output Queue attributes. */
92 struct lio_oq_config oq;
98 /* Num of desc for rx rings */
104 /* ----------------------- THE LIO DEVICE --------------------------- */
106 * Each lio device has this structure to represent all its
110 /** PCI device pointer */
111 struct rte_pci_device *pci_dev;
113 /** Octeon Chip type */
120 struct lio_sriov_info sriov_info;
122 char dev_string[LIO_DEVICE_NAME_LEN]; /* Device print string */
124 const struct lio_config *default_config;
126 struct rte_eth_dev *eth_dev;
128 uint8_t max_rx_queues;
129 uint8_t max_tx_queues;
130 uint8_t nb_rx_queues;
131 uint8_t nb_tx_queues;
132 uint8_t port_configured;
135 #endif /* _LIO_STRUCT_H_ */