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
34 #include <linux/ethtool.h>
35 #include <net/sock.h>
36
37 #include "en.h"
38 #include "ipsec.h"
39
40 static const struct counter_desc mlx5e_ipsec_hw_stats_desc[] = {
41 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_rx_pkts) },
42 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_rx_bytes) },
43 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_rx_drop_pkts) },
44 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_rx_drop_bytes) },
45 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_tx_pkts) },
46 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_tx_bytes) },
47 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_tx_drop_pkts) },
48 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_hw_stats, ipsec_tx_drop_bytes) },
49 };
50
51 static const struct counter_desc mlx5e_ipsec_sw_stats_desc[] = {
52 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sp_alloc) },
53 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sadb_miss) },
54 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_syndrome) },
55 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_bundle) },
56 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_no_state) },
57 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_not_ip) },
58 { MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_trailer) },
59 };
60
61 #define MLX5E_READ_CTR_ATOMIC64(ptr, dsc, i) \
62 atomic64_read((atomic64_t *)((char *)(ptr) + (dsc)[i].offset))
63
64 #define NUM_IPSEC_HW_COUNTERS ARRAY_SIZE(mlx5e_ipsec_hw_stats_desc)
65 #define NUM_IPSEC_SW_COUNTERS ARRAY_SIZE(mlx5e_ipsec_sw_stats_desc)
66
MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(ipsec_hw)67 static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(ipsec_hw)
68 {
69 if (!priv->ipsec)
70 return 0;
71
72 return NUM_IPSEC_HW_COUNTERS;
73 }
74
MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(ipsec_hw)75 static inline MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(ipsec_hw) {}
76
MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(ipsec_hw)77 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(ipsec_hw)
78 {
79 unsigned int i;
80
81 if (!priv->ipsec)
82 return idx;
83
84 for (i = 0; i < NUM_IPSEC_HW_COUNTERS; i++)
85 strcpy(data + (idx++) * ETH_GSTRING_LEN,
86 mlx5e_ipsec_hw_stats_desc[i].format);
87
88 return idx;
89 }
90
MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(ipsec_hw)91 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(ipsec_hw)
92 {
93 int i;
94
95 if (!priv->ipsec)
96 return idx;
97
98 mlx5e_accel_ipsec_fs_read_stats(priv, &priv->ipsec->hw_stats);
99 for (i = 0; i < NUM_IPSEC_HW_COUNTERS; i++)
100 data[idx++] = MLX5E_READ_CTR_ATOMIC64(&priv->ipsec->hw_stats,
101 mlx5e_ipsec_hw_stats_desc, i);
102
103 return idx;
104 }
105
MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(ipsec_sw)106 static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(ipsec_sw)
107 {
108 return priv->ipsec ? NUM_IPSEC_SW_COUNTERS : 0;
109 }
110
MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(ipsec_sw)111 static inline MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(ipsec_sw) {}
112
MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(ipsec_sw)113 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(ipsec_sw)
114 {
115 unsigned int i;
116
117 if (priv->ipsec)
118 for (i = 0; i < NUM_IPSEC_SW_COUNTERS; i++)
119 strcpy(data + (idx++) * ETH_GSTRING_LEN,
120 mlx5e_ipsec_sw_stats_desc[i].format);
121 return idx;
122 }
123
MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(ipsec_sw)124 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(ipsec_sw)
125 {
126 int i;
127
128 if (priv->ipsec)
129 for (i = 0; i < NUM_IPSEC_SW_COUNTERS; i++)
130 data[idx++] = MLX5E_READ_CTR_ATOMIC64(&priv->ipsec->sw_stats,
131 mlx5e_ipsec_sw_stats_desc, i);
132 return idx;
133 }
134
135 MLX5E_DEFINE_STATS_GRP(ipsec_hw, 0);
136 MLX5E_DEFINE_STATS_GRP(ipsec_sw, 0);
137