1 /*
2 * Copyright (c) 2011-2020 The Linux Foundation. All rights reserved.
3 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 /**
19 * DOC: wlan_hdd_sysfs_radar.h
20 *
21 * implementation for creating sysfs file radar
22 */
23
24 #ifndef _WLAN_HDD_SYSFS_RADAR_H
25 #define _WLAN_HDD_SYSFS_RADAR_H
26
27 #if defined(WLAN_SYSFS) && defined(CONFIG_WLAN_SYSFS_RADAR)
28 /**
29 * hdd_sysfs_radar_create() - API to create radar sysfs file
30 * (for sap mode only)
31 * @adapter: hdd adapter
32 *
33 * this file is created per adapter.
34 * file path: /sys/class/net/wlanxx/radar
35 * (wlanxx is adapter name)
36 * usage:
37 * echo [arg_0] > radar
38 *
39 * Return: 0 on success and errno on failure
40 */
41 int hdd_sysfs_radar_create(struct hdd_adapter *adapter);
42
43 /**
44 * hdd_sysfs_radar_destroy() -
45 * API to destroy radar sysfs file
46 * @adapter: pointer to adapter
47 *
48 * Return: none
49 */
50 void hdd_sysfs_radar_destroy(struct hdd_adapter *adapter);
51 #else
52 static inline int
hdd_sysfs_radar_create(struct hdd_adapter * adapter)53 hdd_sysfs_radar_create(struct hdd_adapter *adapter)
54 {
55 return 0;
56 }
57
58 static inline void
hdd_sysfs_radar_destroy(struct hdd_adapter * adapter)59 hdd_sysfs_radar_destroy(struct hdd_adapter *adapter)
60 {
61 }
62 #endif
63 #endif /* #ifndef _WLAN_HDD_SYSFS_RADAR_H */
64