1 | /* |
2 | * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. 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 __TRANSOBJ_H__ |
34 | #define __TRANSOBJ_H__ |
35 | |
36 | #include <linux/mlx5/driver.h> |
37 | |
38 | int mlx5_core_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn); |
39 | void mlx5_core_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn); |
40 | int mlx5_core_create_rq(struct mlx5_core_dev *dev, u32 *in, int inlen, |
41 | u32 *rqn); |
42 | int mlx5_core_modify_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *in); |
43 | void mlx5_core_destroy_rq(struct mlx5_core_dev *dev, u32 rqn); |
44 | int mlx5_core_query_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *out); |
45 | int mlx5_core_create_sq(struct mlx5_core_dev *dev, u32 *in, int inlen, |
46 | u32 *sqn); |
47 | int mlx5_core_modify_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *in); |
48 | void mlx5_core_destroy_sq(struct mlx5_core_dev *dev, u32 sqn); |
49 | int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out); |
50 | int mlx5_core_query_sq_state(struct mlx5_core_dev *dev, u32 sqn, u8 *state); |
51 | int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, u32 *tirn); |
52 | int mlx5_core_modify_tir(struct mlx5_core_dev *dev, u32 tirn, u32 *in); |
53 | void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn); |
54 | int mlx5_core_create_tis(struct mlx5_core_dev *dev, u32 *in, u32 *tisn); |
55 | int mlx5_core_modify_tis(struct mlx5_core_dev *dev, u32 tisn, u32 *in); |
56 | void mlx5_core_destroy_tis(struct mlx5_core_dev *dev, u32 tisn); |
57 | int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen, |
58 | u32 *rqtn); |
59 | int mlx5_core_modify_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 *in, |
60 | int inlen); |
61 | void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn); |
62 | |
63 | struct mlx5_hairpin_params { |
64 | u8 log_data_size; |
65 | u8 log_num_packets; |
66 | u16 q_counter; |
67 | int num_channels; |
68 | }; |
69 | |
70 | struct mlx5_hairpin { |
71 | struct mlx5_core_dev *func_mdev; |
72 | struct mlx5_core_dev *peer_mdev; |
73 | |
74 | int num_channels; |
75 | |
76 | u32 *rqn; |
77 | u32 *sqn; |
78 | |
79 | bool peer_gone; |
80 | }; |
81 | |
82 | struct mlx5_hairpin * |
83 | mlx5_core_hairpin_create(struct mlx5_core_dev *func_mdev, |
84 | struct mlx5_core_dev *peer_mdev, |
85 | struct mlx5_hairpin_params *params); |
86 | |
87 | void mlx5_core_hairpin_destroy(struct mlx5_hairpin *pair); |
88 | void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp); |
89 | #endif /* __TRANSOBJ_H__ */ |
90 | |