Rajeev Kumar Sirasanagandla | 197d417 | 2018-02-15 19:03:29 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
| 28 | /** |
| 29 | * DOC: wlan_hdd_debugfs_csr.h |
| 30 | * |
| 31 | * WLAN Host Device Driver implementation to update |
| 32 | * debugfs with connect, scan and roam information |
| 33 | */ |
| 34 | |
| 35 | #ifndef _WLAN_HDD_DEBUGFS_CSR_H |
| 36 | #define _WLAN_HDD_DEBUGFS_CSR_H |
| 37 | |
| 38 | #include <wlan_hdd_includes.h> |
| 39 | |
| 40 | #ifdef WLAN_DEBUGFS |
| 41 | |
Rajeev Kumar Sirasanagandla | 4c8edc0 | 2018-03-12 08:44:51 +0530 | [diff] [blame^] | 42 | #define DEBUGFS_CONNECT_INFO_BUF_SIZE (4 * 1024) |
| 43 | |
Rajeev Kumar Sirasanagandla | 197d417 | 2018-02-15 19:03:29 +0530 | [diff] [blame] | 44 | /** |
| 45 | * struct wlan_hdd_debugfs_buffer_info - Debugfs buffer info |
| 46 | * @length: current length of the debugfs buffer |
| 47 | * @max_buf_len: maximum buffer length of the debugfs buffer |
| 48 | * @id: id from enum hdd_debugfs_file_id used to identify file |
| 49 | * @data: start of debugfs buffer from which file read starts |
| 50 | * @adapter: pointer to adapter |
| 51 | * |
| 52 | * This structure is used to hold the debugfs buffer details and is stored in |
| 53 | * private data of file argument in file open operation. |
| 54 | */ |
| 55 | struct wlan_hdd_debugfs_buffer_info { |
| 56 | ssize_t length; |
| 57 | ssize_t max_buf_len; |
| 58 | enum hdd_debugfs_file_id id; |
| 59 | uint8_t *data; |
| 60 | struct hdd_adapter *adapter; |
| 61 | }; |
| 62 | |
| 63 | /** |
| 64 | * wlan_hdd_debugfs_csr_init() - Create wifi diagnostic debugfs files |
| 65 | * @adapter: pointer to adapter for which debugfs files are to be created |
| 66 | * |
| 67 | * Return: None |
| 68 | */ |
| 69 | void wlan_hdd_debugfs_csr_init(struct hdd_adapter *adapter); |
| 70 | |
| 71 | /** |
| 72 | * wlan_hdd_debugfs_csr_deinit() - Remove wifi diagnostic debugfs files |
| 73 | * @adapter: pointer to adapter for which debugfs files are to be removed |
| 74 | * |
| 75 | * Return: None |
| 76 | */ |
| 77 | void wlan_hdd_debugfs_csr_deinit(struct hdd_adapter *adapter); |
| 78 | |
| 79 | /** |
| 80 | * wlan_hdd_current_time_info_debugfs() - API to get time into user buffer |
| 81 | * @buf: output buffer to hold current time when queried |
| 82 | * @buf_avail_len: available buffer length |
| 83 | * |
| 84 | * Return: No.of bytes copied |
| 85 | */ |
| 86 | ssize_t |
| 87 | wlan_hdd_current_time_info_debugfs(uint8_t *buf, ssize_t buf_avail_len); |
| 88 | |
Rajeev Kumar Sirasanagandla | 4c8edc0 | 2018-03-12 08:44:51 +0530 | [diff] [blame^] | 89 | /** |
| 90 | * wlan_hdd_debugfs_update_connect_info() - API to get connect info |
| 91 | * into user buffer |
| 92 | * @buf: output buffer to hold connect info |
| 93 | * @buf_avail_len: available buffer length |
| 94 | * |
| 95 | * Return: No.of bytes copied |
| 96 | */ |
| 97 | ssize_t |
| 98 | wlan_hdd_debugfs_update_connect_info(struct hdd_context *hdd_ctx, |
| 99 | struct hdd_adapter *adapter, |
| 100 | uint8_t *buf, ssize_t buf_avail_len); |
| 101 | |
Rajeev Kumar Sirasanagandla | 197d417 | 2018-02-15 19:03:29 +0530 | [diff] [blame] | 102 | #else |
| 103 | /** |
| 104 | * wlan_hdd_debugfs_csr_init() - Create wifi diagnostic debugfs files |
| 105 | * @adapter: pointer to adapter for which debugfs files are to be created |
| 106 | * |
| 107 | * Return: None |
| 108 | */ |
| 109 | static inline void wlan_hdd_debugfs_csr_init(struct hdd_adapter *adapter) |
| 110 | { |
| 111 | } |
| 112 | |
| 113 | /** |
| 114 | * wlan_hdd_debugfs_csr_deinit() - Remove wifi diagnostic debugfs files |
| 115 | * @adapter: pointer to adapter for which debugfs files are to be removed |
| 116 | * |
| 117 | * Return: None |
| 118 | */ |
| 119 | static inline void wlan_hdd_debugfs_csr_deinit(struct hdd_adapter *adapter) |
| 120 | { |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * wlan_hdd_current_time_info_debugfs() - API to get time into user buffer |
| 125 | * @buf: output buffer to hold current time when queried |
| 126 | * @buf_avail_len: available buffer length |
| 127 | * |
| 128 | * Return: No.of bytes copied |
| 129 | */ |
| 130 | static inline ssize_t |
| 131 | wlan_hdd_current_time_info_debugfs(uint8_t *buf, ssize_t buf_avail_len) |
| 132 | { |
| 133 | return 0; |
| 134 | } |
| 135 | |
Rajeev Kumar Sirasanagandla | 4c8edc0 | 2018-03-12 08:44:51 +0530 | [diff] [blame^] | 136 | /** |
| 137 | * wlan_hdd_debugfs_update_connect_info() - API to get connect info |
| 138 | * into user buffer |
| 139 | * @buf: output buffer to hold connect info |
| 140 | * @buf_avail_len: available buffer length |
| 141 | * |
| 142 | * Return: No.of bytes copied |
| 143 | */ |
| 144 | static inline ssize_t |
| 145 | wlan_hdd_debugfs_update_connect_info(struct hdd_context *hdd_ctx, |
| 146 | struct hdd_adapter *adapter, |
| 147 | uint8_t *buf, ssize_t buf_avail_len) |
| 148 | { |
| 149 | return 0; |
| 150 | } |
| 151 | |
Rajeev Kumar Sirasanagandla | 197d417 | 2018-02-15 19:03:29 +0530 | [diff] [blame] | 152 | #endif |
| 153 | |
| 154 | #endif /* _WLAN_HDD_DEBUGFS_CSR_H */ |