1 /* 2 * Copyright (c) 2021, 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 #include <wlan_wifi_radar_utils_api.h> 18 #include <wlan_wifi_radar_tgt_api.h> 19 #include <qdf_module.h> 20 #include <wifi_radar_defs_i.h> 21 #include <wlan_objmgr_global_obj.h> 22 #include <wlan_objmgr_pdev_obj.h> 23 24 QDF_STATUS wlan_wifi_radar_init(void) 25 { 26 if (wlan_objmgr_register_psoc_create_handler( 27 WLAN_UMAC_COMP_WIFI_RADAR, 28 wlan_wifi_radar_psoc_obj_create_handler, NULL) 29 != QDF_STATUS_SUCCESS) { 30 return QDF_STATUS_E_FAILURE; 31 } 32 if (wlan_objmgr_register_psoc_destroy_handler( 33 WLAN_UMAC_COMP_WIFI_RADAR, 34 wlan_wifi_radar_psoc_obj_destroy_handler, NULL) 35 != QDF_STATUS_SUCCESS) { 36 return QDF_STATUS_E_FAILURE; 37 } 38 if (wlan_objmgr_register_pdev_create_handler( 39 WLAN_UMAC_COMP_WIFI_RADAR, 40 wlan_wifi_radar_pdev_obj_create_handler, NULL) 41 != QDF_STATUS_SUCCESS) { 42 return QDF_STATUS_E_FAILURE; 43 } 44 if (wlan_objmgr_register_pdev_destroy_handler( 45 WLAN_UMAC_COMP_WIFI_RADAR, 46 wlan_wifi_radar_pdev_obj_destroy_handler, NULL) 47 != QDF_STATUS_SUCCESS) { 48 return QDF_STATUS_E_FAILURE; 49 } 50 return QDF_STATUS_SUCCESS; 51 } 52 53 QDF_STATUS wlan_wifi_radar_deinit(void) 54 { 55 QDF_STATUS ret_status = QDF_STATUS_SUCCESS; 56 57 if (wlan_objmgr_unregister_psoc_create_handler( 58 WLAN_UMAC_COMP_WIFI_RADAR, 59 wlan_wifi_radar_psoc_obj_create_handler, NULL) 60 != QDF_STATUS_SUCCESS) { 61 wifi_radar_err("failed to unregister psoc create handler"); 62 ret_status = QDF_STATUS_E_FAILURE; 63 } 64 if (wlan_objmgr_unregister_psoc_destroy_handler( 65 WLAN_UMAC_COMP_WIFI_RADAR, 66 wlan_wifi_radar_psoc_obj_destroy_handler, NULL) 67 != QDF_STATUS_SUCCESS) { 68 wifi_radar_err("failed to unregister psoc destroy handler"); 69 ret_status = QDF_STATUS_E_FAILURE; 70 } 71 if (wlan_objmgr_unregister_pdev_create_handler( 72 WLAN_UMAC_COMP_WIFI_RADAR, 73 wlan_wifi_radar_pdev_obj_create_handler, NULL) 74 != QDF_STATUS_SUCCESS) { 75 wifi_radar_err("failed to unregister pdev create handler"); 76 ret_status = QDF_STATUS_E_FAILURE; 77 } 78 if (wlan_objmgr_unregister_pdev_destroy_handler( 79 WLAN_UMAC_COMP_WIFI_RADAR, 80 wlan_wifi_radar_pdev_obj_destroy_handler, NULL) 81 != QDF_STATUS_SUCCESS) { 82 wifi_radar_err("failed to unregister pdev destroy handler"); 83 ret_status = QDF_STATUS_E_FAILURE; 84 } 85 return ret_status; 86 } 87 88 QDF_STATUS wlan_wifi_radar_pdev_open(struct wlan_objmgr_pdev *pdev) 89 { 90 QDF_STATUS status; 91 92 if (wlan_wifi_radar_is_feature_disabled(pdev)) { 93 wifi_radar_err("WiFi Radar is disabled"); 94 return QDF_STATUS_COMP_DISABLED; 95 } 96 97 /* RealyFS init */ 98 status = wifi_radar_streamfs_init(pdev); 99 if (status != QDF_STATUS_SUCCESS) { 100 wifi_radar_err( 101 "wifi_radar_streamfs_init failed with %d", 102 status); 103 return QDF_STATUS_SUCCESS; 104 } 105 106 return QDF_STATUS_SUCCESS; 107 } 108 109 QDF_STATUS wlan_wifi_radar_pdev_close(struct wlan_objmgr_pdev *pdev) 110 { 111 QDF_STATUS status = QDF_STATUS_SUCCESS; 112 113 if (wlan_wifi_radar_is_feature_disabled(pdev)) { 114 wifi_radar_err("WiFi Radar is disabled"); 115 return QDF_STATUS_COMP_DISABLED; 116 } 117 118 status = wifi_radar_streamfs_remove(pdev); 119 120 return status; 121 } 122 123 QDF_STATUS wifi_radar_initialize_pdev(struct wlan_objmgr_pdev *pdev) 124 { 125 QDF_STATUS status = QDF_STATUS_SUCCESS; 126 127 if (wlan_wifi_radar_is_feature_disabled(pdev)) { 128 wifi_radar_err("WiFi Radar is disabled"); 129 return QDF_STATUS_COMP_DISABLED; 130 } 131 132 return status; 133 } 134 135 qdf_export_symbol(wifi_radar_initialize_pdev); 136 137 QDF_STATUS wifi_radar_deinitialize_pdev(struct wlan_objmgr_pdev *pdev) 138 { 139 QDF_STATUS status = QDF_STATUS_SUCCESS; 140 141 if (wlan_wifi_radar_is_feature_disabled(pdev)) { 142 wifi_radar_err("WiFi Radar is disabled"); 143 return QDF_STATUS_COMP_DISABLED; 144 } 145 146 return status; 147 } 148 149 qdf_export_symbol(wifi_radar_deinitialize_pdev); 150 151 bool wlan_wifi_radar_is_feature_disabled(struct wlan_objmgr_pdev *pdev) 152 { 153 if (!pdev) { 154 wifi_radar_err("PDEV is NULL!"); 155 return true; 156 } 157 158 return (wlan_pdev_nif_feat_ext_cap_get( 159 pdev, WLAN_PDEV_FEXT_WIFI_RADAR_ENABLE) ? false : true); 160 } 161