xref: /freebsd/sys/dev/mlx5/mlx5_fpga/ipsec.h (revision 4543ef516683042d46f3bd3bb8a4f3f746e00499)
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 __MLX5_FPGA_IPSEC_H__
34 #define __MLX5_FPGA_IPSEC_H__
35 
36 #include <dev/mlx5/mlx5_accel/ipsec.h>
37 
38 #ifdef CONFIG_MLX5_FPGA
39 
40 void *mlx5_fpga_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
41 				  struct mlx5_accel_ipsec_sa *cmd);
42 int mlx5_fpga_ipsec_sa_cmd_wait(void *context);
43 
44 u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev);
45 unsigned int mlx5_fpga_ipsec_counters_count(struct mlx5_core_dev *mdev);
46 int mlx5_fpga_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
47 				  unsigned int counters_count);
48 
49 int mlx5_fpga_ipsec_init(struct mlx5_core_dev *mdev);
50 void mlx5_fpga_ipsec_cleanup(struct mlx5_core_dev *mdev);
51 
52 #else
53 
54 static inline void *mlx5_fpga_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
55 						struct mlx5_accel_ipsec_sa *cmd)
56 {
57 	return ERR_PTR(-EOPNOTSUPP);
58 }
59 
60 static inline int mlx5_fpga_ipsec_sa_cmd_wait(void *context)
61 {
62 	return -EOPNOTSUPP;
63 }
64 
65 static inline u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev)
66 {
67 	return 0;
68 }
69 
70 static inline unsigned int
71 mlx5_fpga_ipsec_counters_count(struct mlx5_core_dev *mdev)
72 {
73 	return 0;
74 }
75 
76 static inline int mlx5_fpga_ipsec_counters_read(struct mlx5_core_dev *mdev,
77 						u64 *counters)
78 {
79 	return 0;
80 }
81 
82 static inline int mlx5_fpga_ipsec_init(struct mlx5_core_dev *mdev)
83 {
84 	return 0;
85 }
86 
87 static inline void mlx5_fpga_ipsec_cleanup(struct mlx5_core_dev *mdev)
88 {
89 }
90 
91 #endif /* CONFIG_MLX5_FPGA */
92 
93 #endif	/* __MLX5_FPGA_SADB_H__ */
94