Release 4.16 drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h
/*
* Copyright (c) 2017, Mellanox Technologies. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __MLX5E_IPOB_H__
#define __MLX5E_IPOB_H__
#include <linux/mlx5/fs.h>
#include "en.h"
#define MLX5I_MAX_NUM_TC 1
extern const struct ethtool_ops mlx5i_ethtool_ops;
extern const struct ethtool_ops mlx5i_pkey_ethtool_ops;
#define MLX5_IB_GRH_BYTES 40
#define MLX5_IPOIB_ENCAP_LEN 4
#define MLX5_IPOIB_PSEUDO_LEN 20
#define MLX5_IPOIB_HARD_LEN (MLX5_IPOIB_PSEUDO_LEN + MLX5_IPOIB_ENCAP_LEN)
/* ipoib rdma netdev's private data structure */
struct mlx5i_priv {
struct rdma_netdev rn; /* keep this first */
struct mlx5_core_qp qp;
bool sub_interface;
u32 qkey;
u16 pkey_index;
struct mlx5i_pkey_qpn_ht *qpn_htbl;
char *mlx5e_priv[0];
};
/* Underlay QP create/destroy functions */
int mlx5i_create_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp);
void mlx5i_destroy_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp);
/* Underlay QP state modification init/uninit functions */
int mlx5i_init_underlay_qp(struct mlx5e_priv *priv);
void mlx5i_uninit_underlay_qp(struct mlx5e_priv *priv);
/* Allocate/Free underlay QPN to net-device hash table */
int mlx5i_pkey_qpn_ht_init(struct net_device *netdev);
void mlx5i_pkey_qpn_ht_cleanup(struct net_device *netdev);
/* Add/Remove an underlay QPN to net-device mapping to/from the hash table */
int mlx5i_pkey_add_qpn(struct net_device *netdev, u32 qpn);
int mlx5i_pkey_del_qpn(struct net_device *netdev, u32 qpn);
/* Get the net-device corresponding to the given underlay QPN */
struct net_device *mlx5i_pkey_get_netdev(struct net_device *netdev, u32 qpn);
/* Shared ndo functions */
int mlx5i_dev_init(struct net_device *dev);
void mlx5i_dev_cleanup(struct net_device *dev);
int mlx5i_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
/* Parent profile functions */
void mlx5i_init(struct mlx5_core_dev *mdev,
struct net_device *netdev,
const struct mlx5e_profile *profile,
void *ppriv);
/* Get child interface nic profile */
const struct mlx5e_profile *mlx5i_pkey_get_profile(void);
/* Extract mlx5e_priv from IPoIB netdev */
#define mlx5i_epriv(netdev) ((void *)(((struct mlx5i_priv *)netdev_priv(netdev))->mlx5e_priv))
netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
struct mlx5_av *av, u32 dqpn, u32 dqkey);
void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
#endif /* __MLX5E_IPOB_H__ */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Vesker | 177 | 57.28% | 6 | 42.86% |
| Saeed Mahameed | 84 | 27.18% | 3 | 21.43% |
| Erez Shitrit | 30 | 9.71% | 3 | 21.43% |
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| Gal Pressman | 1 | 0.32% | 1 | 7.14% |
| Total | 309 | 100.00% | 14 | 100.00% |
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