4 * Copyright 2015 6WIND S.A.
5 * Copyright 2015 Mellanox.
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8 * modification, are permitted provided that the following conditions
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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
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34 #ifndef RTE_PMD_MLX5_H_
35 #define RTE_PMD_MLX5_H_
41 #include <netinet/in.h>
45 /* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
47 #pragma GCC diagnostic ignored "-pedantic"
49 #include <infiniband/verbs.h>
51 #pragma GCC diagnostic error "-pedantic"
54 /* DPDK headers don't like -pedantic. */
56 #pragma GCC diagnostic ignored "-pedantic"
58 #include <rte_ether.h>
59 #include <rte_ethdev.h>
60 #include <rte_spinlock.h>
62 #pragma GCC diagnostic error "-pedantic"
65 #include "mlx5_utils.h"
66 #include "mlx5_rxtx.h"
67 #include "mlx5_autoconf.h"
68 #include "mlx5_defs.h"
71 PCI_VENDOR_ID_MELLANOX = 0x15b3,
75 PCI_DEVICE_ID_MELLANOX_CONNECTX4 = 0x1013,
76 PCI_DEVICE_ID_MELLANOX_CONNECTX4VF = 0x1014,
77 PCI_DEVICE_ID_MELLANOX_CONNECTX4LX = 0x1015,
78 PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF = 0x1016,
82 struct rte_eth_dev *dev; /* Ethernet device. */
83 struct ibv_context *ctx; /* Verbs context. */
84 struct ibv_device_attr device_attr; /* Device properties. */
85 struct ibv_pd *pd; /* Protection Domain. */
87 * MAC addresses array and configuration bit-field.
88 * An extra entry that cannot be modified by the DPDK is reserved
89 * for broadcast frames (destination MAC address ff:ff:ff:ff:ff:ff).
91 struct ether_addr mac[MLX5_MAX_MAC_ADDRESSES];
92 BITFIELD_DECLARE(mac_configured, uint32_t, MLX5_MAX_MAC_ADDRESSES);
93 /* Device properties. */
94 uint16_t mtu; /* Configured MTU. */
95 uint8_t port; /* Physical port number. */
96 unsigned int started:1; /* Device started, flows enabled. */
97 unsigned int hw_qpg:1; /* QP groups are supported. */
98 unsigned int hw_tss:1; /* TSS is supported. */
99 unsigned int hw_rss:1; /* RSS is supported. */
100 unsigned int hw_csum:1; /* Checksum offload is supported. */
101 unsigned int hw_csum_l2tun:1; /* Same for L2 tunnels. */
102 unsigned int rss:1; /* RSS is enabled. */
103 unsigned int vf:1; /* This is a VF device. */
104 unsigned int max_rss_tbl_sz; /* Maximum number of RSS queues. */
106 struct rxq rxq_parent; /* Parent queue when RSS is enabled. */
107 unsigned int rxqs_n; /* RX queues array size. */
108 unsigned int txqs_n; /* TX queues array size. */
109 struct rxq *(*rxqs)[]; /* RX queues. */
110 struct txq *(*txqs)[]; /* TX queues. */
111 rte_spinlock_t lock; /* Lock for control functions. */
114 /* Work Request ID data type (64 bit). */
123 /* Compile-time check. */
124 static inline void wr_id_t_check(void)
126 wr_id_t check[1 + (2 * -!(sizeof(wr_id_t) == sizeof(uint64_t)))];
133 * Lock private structure to protect it from concurrent access in the
137 * Pointer to private structure.
140 priv_lock(struct priv *priv)
142 rte_spinlock_lock(&priv->lock);
146 * Unlock private structure.
149 * Pointer to private structure.
152 priv_unlock(struct priv *priv)
154 rte_spinlock_unlock(&priv->lock);
159 int priv_get_ifname(const struct priv *, char (*)[IF_NAMESIZE]);
160 int priv_ifreq(const struct priv *, int req, struct ifreq *);
161 int priv_get_mtu(struct priv *, uint16_t *);
162 int priv_set_flags(struct priv *, unsigned int, unsigned int);
163 int mlx5_ibv_device_to_pci_addr(const struct ibv_device *,
164 struct rte_pci_addr *);
168 int priv_get_mac(struct priv *, uint8_t (*)[ETHER_ADDR_LEN]);
169 int priv_mac_addr_add(struct priv *, unsigned int,
170 const uint8_t (*)[ETHER_ADDR_LEN]);
172 #endif /* RTE_PMD_MLX5_H_ */