1 /* 2 * Copyright (c) 2017-2018, 2020-2021 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /* 20 * DOC: Defines internal scan manager api 21 * Core routines which deal with starting a scan, 22 * serializing scan requests, scan cancellation, scan completion, 23 * scan event processing. 24 */ 25 26 #ifndef _WLAN_SCAN_MANAGER_API_H_ 27 #define _WLAN_SCAN_MANAGER_API_H_ 28 29 #include "wlan_scan_main.h" 30 #include "wlan_scan_manager_6ghz.h" 31 32 /** 33 * struct scan_event_listners - listeners interested in a particular scan event 34 * @count: number of listners 35 * @cb: callback handler 36 */ 37 struct scan_event_listeners { 38 uint32_t count; 39 struct cb_handler cb[MAX_SCAN_EVENT_LISTENERS]; 40 }; 41 42 /** 43 * scm_is_scan_allowed() - check if scan is allowed 44 * @vdev: vdev for which scan allowed is check 45 * 46 * Return: true if scan is allowed else false 47 */ 48 bool scm_is_scan_allowed(struct wlan_objmgr_vdev *vdev); 49 50 /** 51 * scm_scan_start_req() - scan start req core api 52 * @msg: scheduler message object containing start scan req params 53 * @req: start scan req params 54 * 55 * The API to start a scan 56 * 57 * Return: QDF_STATUS 58 */ 59 QDF_STATUS scm_scan_start_req(struct scheduler_msg *msg); 60 61 /** 62 * scm_scan_cancel_req() - scan cancel req core api 63 * @msg: scheduler message object containing stop scan params 64 * @req: stop scan params 65 * 66 * The API to cancel a scan 67 * 68 * Return: QDF_STATUS 69 */ 70 QDF_STATUS scm_scan_cancel_req(struct scheduler_msg *msg); 71 72 73 /** 74 * scm_scan_event_handler() - core scan event handler from tgt interface 75 * @msg: scheduler message object containing scan event 76 * 77 * This function calls registered event handlers of various modules 78 * 79 * Return: QDF_STATUS 80 */ 81 QDF_STATUS scm_scan_event_handler(struct scheduler_msg *msg); 82 83 /** 84 * scm_scan_free_scan_request_mem() - Free scan request memory 85 * @req: scan_start_request object 86 * 87 * Return: QDF_STATUS 88 */ 89 QDF_STATUS scm_scan_free_scan_request_mem(struct scan_start_request *req); 90 91 /** 92 * scm_scan_event_flush_callback() - flush scan event 93 * @msg: scheduler message object containing scan event 94 * 95 * This function call is invoked when scheduler thread is going down 96 * 97 * Return: QDF_STATUS 98 */ 99 QDF_STATUS scm_scan_event_flush_callback(struct scheduler_msg *msg); 100 101 /** 102 * scm_bcn_probe_flush_callback() - flush beacon/probe response 103 * @msg: scheduler message object containing scan event 104 * 105 * This function call is invoked when scheduler thread is going down 106 * 107 * Return: QDF_STATUS 108 */ 109 QDF_STATUS scm_bcn_probe_flush_callback(struct scheduler_msg *msg); 110 111 /** 112 * scm_scan_start_flush_callback() - flush scan start request 113 * @msg: scheduler message object containing scan event 114 * 115 * This function call is invoked when scheduler thread is going down 116 * 117 * Return: QDF_STATUS 118 */ 119 QDF_STATUS scm_scan_start_flush_callback(struct scheduler_msg *msg); 120 121 /** 122 * scm_scan_cancel_flush_callback() - flush scan cancel request 123 * @msg: scheduler message object containing scan event 124 * 125 * This function call is invoked when scheduler thread is going down 126 * 127 * Return: QDF_STATUS 128 */ 129 QDF_STATUS scm_scan_cancel_flush_callback(struct scheduler_msg *msg); 130 131 /** 132 * scm_disable_obss_pdev_scan() - Public API to disable pdev obss scan 133 * @psoc: psoc pointer 134 * @pdev: pdev pointer 135 * 136 * Return: void 137 */ 138 void scm_disable_obss_pdev_scan(struct wlan_objmgr_psoc *psoc, 139 struct wlan_objmgr_pdev *pdev); 140 141 #endif 142