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1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright (C) 2023 Intel Corporation
4 * Copyright (C) 2012-2014 Intel Corporation
5 * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
6 */
7#define MVM_DEBUGFS_READ_FILE_OPS(name) \
8static const struct file_operations iwl_dbgfs_##name##_ops = { \
9 .read = iwl_dbgfs_##name##_read, \
10 .open = simple_open, \
11 .llseek = generic_file_llseek, \
12}
13
14#define MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \
15static ssize_t _iwl_dbgfs_##name##_write(struct file *file, \
16 const char __user *user_buf, \
17 size_t count, loff_t *ppos) \
18{ \
19 argtype *arg = file->private_data; \
20 char buf[buflen] = {}; \
21 size_t buf_size = min(count, sizeof(buf) - 1); \
22 \
23 if (copy_from_user(buf, user_buf, buf_size)) \
24 return -EFAULT; \
25 \
26 return iwl_dbgfs_##name##_write(arg, buf, buf_size, ppos); \
27} \
28
29#define _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, buflen, argtype) \
30MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \
31static const struct file_operations iwl_dbgfs_##name##_ops = { \
32 .write = _iwl_dbgfs_##name##_write, \
33 .read = iwl_dbgfs_##name##_read, \
34 .open = simple_open, \
35 .llseek = generic_file_llseek, \
36};
37
38#define _MVM_DEBUGFS_WRITE_FILE_OPS(name, buflen, argtype) \
39MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \
40static const struct file_operations iwl_dbgfs_##name##_ops = { \
41 .write = _iwl_dbgfs_##name##_write, \
42 .open = simple_open, \
43 .llseek = generic_file_llseek, \
44};
1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
23 * USA
24 *
25 * The full GNU General Public License is included in this distribution
26 * in the file called COPYING.
27 *
28 * Contact Information:
29 * Intel Linux Wireless <linuxwifi@intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
31 *
32 * BSD LICENSE
33 *
34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
35 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
36 * All rights reserved.
37 *
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
40 * are met:
41 *
42 * * Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * * Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in
46 * the documentation and/or other materials provided with the
47 * distribution.
48 * * Neither the name Intel Corporation nor the names of its
49 * contributors may be used to endorse or promote products derived
50 * from this software without specific prior written permission.
51 *
52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
55 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
56 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
57 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
63 *
64 *****************************************************************************/
65
66#define MVM_DEBUGFS_READ_FILE_OPS(name) \
67static const struct file_operations iwl_dbgfs_##name##_ops = { \
68 .read = iwl_dbgfs_##name##_read, \
69 .open = simple_open, \
70 .llseek = generic_file_llseek, \
71}
72
73#define MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \
74static ssize_t _iwl_dbgfs_##name##_write(struct file *file, \
75 const char __user *user_buf, \
76 size_t count, loff_t *ppos) \
77{ \
78 argtype *arg = file->private_data; \
79 char buf[buflen] = {}; \
80 size_t buf_size = min(count, sizeof(buf) - 1); \
81 \
82 if (copy_from_user(buf, user_buf, buf_size)) \
83 return -EFAULT; \
84 \
85 return iwl_dbgfs_##name##_write(arg, buf, buf_size, ppos); \
86} \
87
88#define _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, buflen, argtype) \
89MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \
90static const struct file_operations iwl_dbgfs_##name##_ops = { \
91 .write = _iwl_dbgfs_##name##_write, \
92 .read = iwl_dbgfs_##name##_read, \
93 .open = simple_open, \
94 .llseek = generic_file_llseek, \
95};
96
97#define _MVM_DEBUGFS_WRITE_FILE_OPS(name, buflen, argtype) \
98MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \
99static const struct file_operations iwl_dbgfs_##name##_ops = { \
100 .write = _iwl_dbgfs_##name##_write, \
101 .open = simple_open, \
102 .llseek = generic_file_llseek, \
103};