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33#ifndef __MLX5E_IPOB_H__
34#define __MLX5E_IPOB_H__
35
36#ifdef CONFIG_MLX5_CORE_IPOIB
37
38#include <linux/mlx5/fs.h>
39#include "en.h"
40
41#define MLX5I_MAX_NUM_TC 1
42
43extern const struct ethtool_ops mlx5i_ethtool_ops;
44extern const struct ethtool_ops mlx5i_pkey_ethtool_ops;
45
46#define MLX5_IB_GRH_BYTES 40
47#define MLX5_IPOIB_ENCAP_LEN 4
48#define MLX5_IPOIB_PSEUDO_LEN 20
49#define MLX5_IPOIB_HARD_LEN (MLX5_IPOIB_PSEUDO_LEN + MLX5_IPOIB_ENCAP_LEN)
50
51
52struct mlx5i_priv {
53 struct rdma_netdev rn;
54 struct mlx5_core_qp qp;
55 bool sub_interface;
56 u32 qkey;
57 u16 pkey_index;
58 struct mlx5i_pkey_qpn_ht *qpn_htbl;
59 char *mlx5e_priv[0];
60};
61
62
63int mlx5i_create_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp);
64void mlx5i_destroy_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp);
65
66
67int mlx5i_init_underlay_qp(struct mlx5e_priv *priv);
68void mlx5i_uninit_underlay_qp(struct mlx5e_priv *priv);
69
70
71int mlx5i_pkey_qpn_ht_init(struct net_device *netdev);
72void mlx5i_pkey_qpn_ht_cleanup(struct net_device *netdev);
73
74
75int mlx5i_pkey_add_qpn(struct net_device *netdev, u32 qpn);
76int mlx5i_pkey_del_qpn(struct net_device *netdev, u32 qpn);
77
78
79struct net_device *mlx5i_pkey_get_netdev(struct net_device *netdev, u32 qpn);
80
81
82int mlx5i_dev_init(struct net_device *dev);
83void mlx5i_dev_cleanup(struct net_device *dev);
84int mlx5i_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
85
86
87void mlx5i_init(struct mlx5_core_dev *mdev,
88 struct net_device *netdev,
89 const struct mlx5e_profile *profile,
90 void *ppriv);
91
92
93const struct mlx5e_profile *mlx5i_pkey_get_profile(void);
94
95
96#define mlx5i_epriv(netdev) ((void *)(((struct mlx5i_priv *)netdev_priv(netdev))->mlx5e_priv))
97
98struct mlx5_wqe_eth_pad {
99 u8 rsvd0[16];
100};
101
102struct mlx5i_tx_wqe {
103 struct mlx5_wqe_ctrl_seg ctrl;
104 struct mlx5_wqe_datagram_seg datagram;
105 struct mlx5_wqe_eth_pad pad;
106 struct mlx5_wqe_eth_seg eth;
107 struct mlx5_wqe_data_seg data[0];
108};
109
110static inline void mlx5i_sq_fetch_wqe(struct mlx5e_txqsq *sq,
111 struct mlx5i_tx_wqe **wqe,
112 u16 pi)
113{
114 struct mlx5_wq_cyc *wq = &sq->wq;
115
116 *wqe = mlx5_wq_cyc_get_wqe(wq, pi);
117 memset(*wqe, 0, sizeof(**wqe));
118}
119
120netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
121 struct mlx5_av *av, u32 dqpn, u32 dqkey);
122void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
123
124#endif
125#endif
126