1 /*
2 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 /**
18 * DOC: wlan_hdd_sysfs_dfsnol.h
19 *
20 * implementation for creating sysfs file dfsnol
21 */
22
23 #ifndef _WLAN_HDD_SYSFS_DFSNOL_H
24 #define _WLAN_HDD_SYSFS_DFSNOL_H
25
26 #if defined(WLAN_SYSFS) && defined(CONFIG_WLAN_SYSFS_DFSNOL)
27 /**
28 * hdd_sysfs_dfsnol_create() - API to create dfsnol sysfs file
29 * (for sap mode only)
30 * @adapter: hdd adapter
31 *
32 * this file is created per adapter.
33 * file path: /sys/class/net/wlanxx/dfsnol
34 * (wlanxx is adapter name)
35 * usage:
36 * echo [arg_0] > /sys/class/net/wlanxx/dfsnol
37 * cat /sys/class/net/wlanxx/dfsnol
38 *
39 * Return: 0 on success and errno on failure
40 */
41 int hdd_sysfs_dfsnol_create(struct hdd_adapter *adapter);
42
43 /**
44 * hdd_sysfs_dfsnol_destroy() - API to destroy dfsnol sysfs file
45 * @adapter: pointer to adapter
46 *
47 * Return: none
48 */
49 void hdd_sysfs_dfsnol_destroy(struct hdd_adapter *adapter);
50 #else
51 static inline int
hdd_sysfs_dfsnol_create(struct hdd_adapter * adapter)52 hdd_sysfs_dfsnol_create(struct hdd_adapter *adapter)
53 {
54 return 0;
55 }
56
57 static inline void
hdd_sysfs_dfsnol_destroy(struct hdd_adapter * adapter)58 hdd_sysfs_dfsnol_destroy(struct hdd_adapter *adapter)
59 {
60 }
61 #endif
62 #endif /* #ifndef _WLAN_HDD_SYSFS_DFSNOL_H */
63