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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 | * | |
51368bf7 | 8 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. |
8b4139dc | 9 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
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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: | |
d01c5366 | 29 | * Intel Linux Wireless <linuxwifi@intel.com> |
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30 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
31 | * | |
32 | * BSD LICENSE | |
33 | * | |
51368bf7 | 34 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. |
8b4139dc | 35 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
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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) \ | |
67 | static 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 | ||
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73 | #define MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \ |
74 | static 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) \ | |
89 | MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \ | |
820a1a50 | 90 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
1fa3f57a | 91 | .write = _iwl_dbgfs_##name##_write, \ |
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92 | .read = iwl_dbgfs_##name##_read, \ |
93 | .open = simple_open, \ | |
94 | .llseek = generic_file_llseek, \ | |
95 | }; | |
96 | ||
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97 | #define _MVM_DEBUGFS_WRITE_FILE_OPS(name, buflen, argtype) \ |
98 | MVM_DEBUGFS_WRITE_WRAPPER(name, buflen, argtype) \ | |
820a1a50 | 99 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
1fa3f57a | 100 | .write = _iwl_dbgfs_##name##_write, \ |
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101 | .open = simple_open, \ |
102 | .llseek = generic_file_llseek, \ | |
103 | }; |