IB/mlx5: Enable IPoIB acceleration
[linux-2.6-block.git] / drivers / net / ethernet / mellanox / mlx5 / core / ipoib.h
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1/*
2 * Copyright (c) 2017, Mellanox Technologies. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33#ifndef __MLX5E_IPOB_H__
34#define __MLX5E_IPOB_H__
35
36#include <linux/mlx5/fs.h>
37#include "en.h"
38
39#define MLX5I_MAX_NUM_TC 1
40
41/* ipoib rdma netdev's private data structure */
42struct mlx5i_priv {
693dfd5a 43 struct rdma_netdev rn; /* keep this first */
48935bbb 44 struct mlx5_core_qp qp;
693dfd5a 45 u32 qkey;
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46 char *mlx5e_priv[0];
47};
48
49/* Extract mlx5e_priv from IPoIB netdev */
50#define mlx5i_epriv(netdev) ((void *)(((struct mlx5i_priv *)netdev_priv(netdev))->mlx5e_priv))
51
25854544
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52netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
53 struct mlx5_av *av, u32 dqpn, u32 dqkey);
9d6bd752 54void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
25854544 55
48935bbb 56#endif /* __MLX5E_IPOB_H__ */