1  /*
2   * Copyright (c) 2019-2020 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
6   * any purpose with or without fee is hereby granted, provided that the
7   * above copyright notice and this permission notice appear in all
8   * copies.
9   *
10   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11   * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12   * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13   * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14   * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15   * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16   * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17   * PERFORMANCE OF THIS SOFTWARE.
18   */
19  
20  /**
21   * DOC: wlan_hdd_debugfs_mibstat.h
22   *
23   * WLAN Host Device Driver implementation to update
24   * debugfs with MIB statistics
25   */
26  
27  #ifndef _WLAN_HDD_DEBUGFS_MIBSTAT_H
28  #define _WLAN_HDD_DEBUGFS_MIBSTAT_H
29  
30  #define DEBUGFS_MIBSTATS_BUF_SIZE 4096
31  
32  #include <wlan_hdd_main.h>
33  
34  #if defined(WLAN_FEATURE_MIB_STATS) && defined(WLAN_DEBUGFS)
35  /**
36   * hdd_debugfs_process_mib_stats() - Process mib stats from fw
37   * @adapter: interface adapter pointer
38   * @stats: mib stats
39   *
40   * This function is used to store mib stats to global variable mib_stats.
41   *
42   * Return: None
43   */
44  void hdd_debugfs_process_mib_stats(struct hdd_adapter *adapter,
45  				   struct stats_event *stats);
46  
47  /**
48   * wlan_hdd_create_mib_stats_file() - API to create MIB stats file
49   * @adapter: interface adapter pointer
50   *
51   * Return: 0 on success and errno on failure
52   */
53  int wlan_hdd_create_mib_stats_file(struct hdd_adapter *adapter);
54  
55  /**
56   * wlan_hdd_create_mib_stats_lock() - API to create MIB stats lock
57   *
58   * Return: No return
59   */
60  void wlan_hdd_create_mib_stats_lock(void);
61  
62  /**
63   * wlan_hdd_destroy_mib_stats_lock() - API to destroy MIB stats lock
64   *
65   * Return: No return
66   */
67  void wlan_hdd_destroy_mib_stats_lock(void);
68  #else
wlan_hdd_create_mib_stats_file(struct hdd_adapter * adapter)69  static inline int wlan_hdd_create_mib_stats_file(struct hdd_adapter *adapter)
70  {
71  	return 0;
72  }
73  
wlan_hdd_create_mib_stats_lock(void)74  static inline void wlan_hdd_create_mib_stats_lock(void)
75  {
76  }
77  
wlan_hdd_destroy_mib_stats_lock(void)78  static inline void wlan_hdd_destroy_mib_stats_lock(void)
79  {
80  }
81  #endif
82  #endif /* #ifndef _WLAN_HDD_DEBUGFS_MIBSTAT_H */
83