srq.h revision 337115 
1/*-
2 * Copyright (c) 2013-2017, Mellanox Technologies, Ltd.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 * $FreeBSD: stable/11/sys/dev/mlx5/srq.h 337115 2018-08-02 08:56:27Z hselasky $
26 */
27
28#ifndef MLX5_SRQ_H
29#define MLX5_SRQ_H
30
31#include <dev/mlx5/driver.h>
32
33enum {
34	MLX5_SRQ_FLAG_ERR    = (1 << 0),
35	MLX5_SRQ_FLAG_WQ_SIG = (1 << 1),
36};
37
38struct mlx5_srq_attr {
39	u32 type;
40	u32 flags;
41	u32 log_size;
42	u32 wqe_shift;
43	u32 log_page_size;
44	u32 wqe_cnt;
45	u32 srqn;
46	u32 xrcd;
47	u32 page_offset;
48	u32 cqn;
49	u32 pd;
50	u32 lwm;
51	u32 user_index;
52	u64 db_record;
53	u64 *pas;
54};
55
56struct mlx5_core_dev;
57
58void mlx5_init_srq_table(struct mlx5_core_dev *dev);
59void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev);
60
61#endif /* MLX5_SRQ_H */
62