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1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright(c) 2015, 2016, 2018 Intel Corporation.
4 */
5
6#ifndef _HFI1_DEBUGFS_H
7#define _HFI1_DEBUGFS_H
8
9struct hfi1_ibdev;
10
11#define DEBUGFS_SEQ_FILE_OPS(name) \
12static const struct seq_operations _##name##_seq_ops = { \
13 .start = _##name##_seq_start, \
14 .next = _##name##_seq_next, \
15 .stop = _##name##_seq_stop, \
16 .show = _##name##_seq_show \
17}
18
19#define DEBUGFS_SEQ_FILE_OPEN(name) \
20static int _##name##_open(struct inode *inode, struct file *s) \
21{ \
22 struct seq_file *seq; \
23 int ret; \
24 ret = seq_open(s, &_##name##_seq_ops); \
25 if (ret) \
26 return ret; \
27 seq = s->private_data; \
28 seq->private = inode->i_private; \
29 return 0; \
30}
31
32#define DEBUGFS_FILE_OPS(name) \
33static const struct file_operations _##name##_file_ops = { \
34 .owner = THIS_MODULE, \
35 .open = _##name##_open, \
36 .read = hfi1_seq_read, \
37 .llseek = hfi1_seq_lseek, \
38 .release = seq_release \
39}
40
41
42ssize_t hfi1_seq_read(struct file *file, char __user *buf, size_t size,
43 loff_t *ppos);
44loff_t hfi1_seq_lseek(struct file *file, loff_t offset, int whence);
45
46#ifdef CONFIG_DEBUG_FS
47void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd);
48void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd);
49void hfi1_dbg_init(void);
50void hfi1_dbg_exit(void);
51
52#else
53static inline void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd)
54{
55}
56
57static inline void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd)
58{
59}
60
61static inline void hfi1_dbg_init(void)
62{
63}
64
65static inline void hfi1_dbg_exit(void)
66{
67}
68#endif
69
70#endif /* _HFI1_DEBUGFS_H */
1#ifndef _HFI1_DEBUGFS_H
2#define _HFI1_DEBUGFS_H
3/*
4 * Copyright(c) 2015, 2016, 2018 Intel Corporation.
5 *
6 * This file is provided under a dual BSD/GPLv2 license. When using or
7 * redistributing this file, you may do so under either license.
8 *
9 * GPL LICENSE SUMMARY
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * BSD LICENSE
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 *
26 * - Redistributions of source code must retain the above copyright
27 * notice, this list of conditions and the following disclaimer.
28 * - Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in
30 * the documentation and/or other materials provided with the
31 * distribution.
32 * - Neither the name of Intel Corporation nor the names of its
33 * contributors may be used to endorse or promote products derived
34 * from this software without specific prior written permission.
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
37 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
38 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
39 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
40 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
43 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
44 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
45 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
46 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
47 *
48 */
49
50struct hfi1_ibdev;
51
52#define DEBUGFS_SEQ_FILE_OPS(name) \
53static const struct seq_operations _##name##_seq_ops = { \
54 .start = _##name##_seq_start, \
55 .next = _##name##_seq_next, \
56 .stop = _##name##_seq_stop, \
57 .show = _##name##_seq_show \
58}
59
60#define DEBUGFS_SEQ_FILE_OPEN(name) \
61static int _##name##_open(struct inode *inode, struct file *s) \
62{ \
63 struct seq_file *seq; \
64 int ret; \
65 ret = seq_open(s, &_##name##_seq_ops); \
66 if (ret) \
67 return ret; \
68 seq = s->private_data; \
69 seq->private = inode->i_private; \
70 return 0; \
71}
72
73#define DEBUGFS_FILE_OPS(name) \
74static const struct file_operations _##name##_file_ops = { \
75 .owner = THIS_MODULE, \
76 .open = _##name##_open, \
77 .read = hfi1_seq_read, \
78 .llseek = hfi1_seq_lseek, \
79 .release = seq_release \
80}
81
82
83ssize_t hfi1_seq_read(struct file *file, char __user *buf, size_t size,
84 loff_t *ppos);
85loff_t hfi1_seq_lseek(struct file *file, loff_t offset, int whence);
86
87#ifdef CONFIG_DEBUG_FS
88void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd);
89void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd);
90void hfi1_dbg_init(void);
91void hfi1_dbg_exit(void);
92
93#else
94static inline void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd)
95{
96}
97
98static inline void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd)
99{
100}
101
102static inline void hfi1_dbg_init(void)
103{
104}
105
106static inline void hfi1_dbg_exit(void)
107{
108}
109#endif
110
111#endif /* _HFI1_DEBUGFS_H */