1 /* 2 * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. 3 * Copyright (c) 2021-2022 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: Implements MLME component object creation/initialization/destroy 20 */ 21 22 #include <wlan_objmgr_cmn.h> 23 #include <wlan_objmgr_global_obj.h> 24 #include <wlan_objmgr_vdev_obj.h> 25 #include <wlan_mlme_dbg.h> 26 #include <include/wlan_mlme_cmn.h> 27 #include <include/wlan_vdev_mlme.h> 28 #include <include/wlan_pdev_mlme.h> 29 #include <vdev_mgr/core/src/vdev_mlme_sm.h> 30 #include <wlan_pdev_mlme_api.h> 31 #include <wlan_vdev_mlme_api.h> 32 #include <wlan_serialization_api.h> 33 #include <wlan_utility.h> 34 #include <cdp_txrx_cmn.h> 35 #include <wlan_lmac_if_def.h> 36 #include <target_if_vdev_mgr_tx_ops.h> 37 #include "connection_mgr/core/src/wlan_cm_main.h" 38 39 static QDF_STATUS mlme_vdev_obj_create_handler(struct wlan_objmgr_vdev *vdev, 40 void *arg) 41 { 42 struct vdev_mlme_obj *vdev_mlme; 43 struct wlan_objmgr_pdev *pdev; 44 struct wlan_objmgr_psoc *psoc; 45 struct pdev_mlme_obj *pdev_mlme; 46 struct wlan_lmac_if_mlme_tx_ops *txops; 47 QDF_STATUS status; 48 49 if (!vdev) { 50 mlme_err(" VDEV is NULL"); 51 return QDF_STATUS_E_FAILURE; 52 } 53 54 pdev = wlan_vdev_get_pdev(vdev); 55 if (!pdev) { 56 mlme_err(" PDEV is NULL"); 57 return QDF_STATUS_E_FAILURE; 58 } 59 60 /** 61 * 1st check whether for this vdev any vdev commands are pending for 62 * response. 63 */ 64 psoc = wlan_pdev_get_psoc(pdev); 65 if (!psoc) { 66 mlme_err("PSOC is NULL"); 67 return QDF_STATUS_E_FAILURE; 68 } 69 70 txops = wlan_mlme_get_lmac_tx_ops(psoc); 71 if (!txops || !txops->psoc_vdev_rsp_timer_inuse) { 72 mlme_err("Failed to get mlme txrx_ops PSOC_%d", 73 wlan_psoc_get_id(psoc)); 74 return QDF_STATUS_E_FAILURE; 75 } 76 77 status = txops->psoc_vdev_rsp_timer_inuse(psoc, wlan_vdev_get_id(vdev)); 78 if (QDF_IS_STATUS_ERROR(status)) { 79 mlme_err("The vdev response is pending for VDEV_%d status:%d", 80 wlan_vdev_get_id(vdev), status); 81 return QDF_STATUS_E_FAILURE; 82 } 83 84 pdev_mlme = wlan_pdev_mlme_get_cmpt_obj(pdev); 85 if (!pdev_mlme) { 86 mlme_err("PDEV MLME is NULL"); 87 return QDF_STATUS_E_FAILURE; 88 } 89 90 vdev_mlme = qdf_mem_malloc(sizeof(*vdev_mlme)); 91 if (!vdev_mlme) 92 return QDF_STATUS_E_NOMEM; 93 wlan_minidump_log(vdev_mlme, sizeof(*vdev_mlme), psoc, 94 WLAN_MD_OBJMGR_VDEV_MLME, "vdev_mlme"); 95 96 vdev_mlme->vdev = vdev; 97 98 if (pdev_mlme->mlme_register_ops(vdev_mlme) != QDF_STATUS_SUCCESS) { 99 mlme_err("Callbacks registration is failed"); 100 goto init_failed; 101 } 102 103 if (mlme_vdev_sm_create(vdev_mlme) != QDF_STATUS_SUCCESS) { 104 mlme_err("SME creation failed"); 105 goto init_failed; 106 } 107 108 if (QDF_IS_STATUS_ERROR(wlan_cm_init(vdev_mlme))) { 109 mlme_err("CM SM create failed"); 110 goto cm_sm_create_failed; 111 } 112 113 if (mlme_vdev_ops_ext_hdl_create(vdev_mlme) != 114 QDF_STATUS_SUCCESS) { 115 mlme_err("Legacy vdev object creation failed"); 116 goto ext_hdl_create_failed; 117 } 118 119 wlan_objmgr_vdev_component_obj_attach((struct wlan_objmgr_vdev *)vdev, 120 WLAN_UMAC_COMP_MLME, 121 (void *)vdev_mlme, 122 QDF_STATUS_SUCCESS); 123 124 if (mlme_vdev_ops_ext_hdl_post_create(vdev_mlme) != 125 QDF_STATUS_SUCCESS) { 126 mlme_err("Legacy vdev object post creation failed"); 127 goto ext_hdl_post_create_failed; 128 } 129 130 qdf_mem_set(vdev_mlme->mgmt.rate_info.ratemask_params, 131 WLAN_VDEV_RATEMASK_TYPE_MAX * 132 sizeof(struct vdev_ratemask_params), 0xFF); 133 134 return QDF_STATUS_SUCCESS; 135 136 ext_hdl_post_create_failed: 137 mlme_vdev_ops_ext_hdl_destroy(vdev_mlme); 138 wlan_objmgr_vdev_component_obj_detach(vdev, WLAN_UMAC_COMP_MLME, 139 vdev_mlme); 140 ext_hdl_create_failed: 141 wlan_cm_deinit(vdev_mlme); 142 cm_sm_create_failed: 143 mlme_vdev_sm_destroy(vdev_mlme); 144 init_failed: 145 wlan_minidump_remove(vdev_mlme, sizeof(*vdev_mlme), psoc, 146 WLAN_MD_OBJMGR_VDEV_MLME, "vdev_mlme"); 147 148 qdf_mem_free(vdev_mlme); 149 return QDF_STATUS_E_FAILURE; 150 } 151 152 static QDF_STATUS mlme_vdev_obj_destroy_handler(struct wlan_objmgr_vdev *vdev, 153 void *arg) 154 { 155 struct vdev_mlme_obj *vdev_mlme; 156 157 if (!vdev) { 158 mlme_err(" VDEV is NULL"); 159 return QDF_STATUS_E_FAILURE; 160 } 161 162 vdev_mlme = wlan_vdev_mlme_get_cmpt_obj(vdev); 163 if (!vdev_mlme) { 164 mlme_info(" VDEV MLME component object is NULL"); 165 return QDF_STATUS_SUCCESS; 166 } 167 168 wlan_cm_deinit(vdev_mlme); 169 mlme_vdev_sm_destroy(vdev_mlme); 170 mlme_vdev_ops_ext_hdl_destroy(vdev_mlme); 171 wlan_objmgr_vdev_component_obj_detach(vdev, WLAN_UMAC_COMP_MLME, 172 vdev_mlme); 173 174 wlan_minidump_remove(vdev_mlme, sizeof(*vdev_mlme), 175 wlan_vdev_get_psoc(vdev), 176 WLAN_MD_OBJMGR_VDEV_MLME, "vdev_mlme"); 177 178 qdf_mem_free(vdev_mlme); 179 180 return QDF_STATUS_SUCCESS; 181 } 182 183 static void mlme_scan_serialization_comp_info_cb( 184 struct wlan_objmgr_vdev *vdev, 185 union wlan_serialization_rules_info *comp_info, 186 struct wlan_serialization_command *cmd) 187 { 188 struct wlan_objmgr_pdev *pdev; 189 struct scan_start_request *scan_start_req = cmd->umac_cmd; 190 QDF_STATUS status; 191 192 if (!comp_info || !vdev) { 193 mlme_err("comp_info or vdev is NULL"); 194 return; 195 } 196 197 pdev = wlan_vdev_get_pdev(vdev); 198 if (!pdev) { 199 mlme_err("pdev is NULL"); 200 return; 201 } 202 203 if (!scan_start_req) { 204 mlme_err("scan start request is null"); 205 return; 206 } 207 208 comp_info->scan_info.is_scan_for_connect = false; 209 210 if (cmd->cmd_type == WLAN_SER_CMD_SCAN && 211 scan_start_req->scan_req.scan_type == SCAN_TYPE_SCAN_FOR_CONNECT) { 212 comp_info->scan_info.is_scan_for_connect = true; 213 } 214 215 comp_info->scan_info.is_mlme_op_in_progress = false; 216 217 status = wlan_util_is_pdev_scan_allowed(pdev, WLAN_MLME_SER_IF_ID); 218 if (status != QDF_STATUS_SUCCESS) 219 comp_info->scan_info.is_mlme_op_in_progress = true; 220 } 221 222 QDF_STATUS wlan_mlme_psoc_enable(struct wlan_objmgr_psoc *psoc) 223 { 224 QDF_STATUS status; 225 struct wlan_lmac_if_mlme_tx_ops *tx_ops; 226 227 status = wlan_serialization_register_comp_info_cb 228 (psoc, 229 WLAN_UMAC_COMP_MLME, 230 WLAN_SER_CMD_SCAN, 231 mlme_scan_serialization_comp_info_cb); 232 if (status != QDF_STATUS_SUCCESS) { 233 mlme_err("Serialize scan cmd register failed"); 234 return status; 235 } 236 237 /* Register for WMI events into target_if rx */ 238 tx_ops = wlan_mlme_get_lmac_tx_ops(psoc); 239 if (tx_ops && tx_ops->vdev_mlme_attach) 240 tx_ops->vdev_mlme_attach(psoc); 241 242 return QDF_STATUS_SUCCESS; 243 } 244 245 QDF_STATUS wlan_mlme_psoc_disable(struct wlan_objmgr_psoc *psoc) 246 { 247 QDF_STATUS status; 248 struct wlan_lmac_if_mlme_tx_ops *tx_ops; 249 250 status = wlan_serialization_deregister_comp_info_cb 251 (psoc, 252 WLAN_UMAC_COMP_MLME, 253 WLAN_SER_CMD_SCAN); 254 if (status != QDF_STATUS_SUCCESS) { 255 mlme_err("Serialize scan cmd deregister failed"); 256 return status; 257 } 258 259 /* Unregister WMI events */ 260 tx_ops = wlan_mlme_get_lmac_tx_ops(psoc); 261 if (tx_ops && tx_ops->vdev_mlme_detach) 262 tx_ops->vdev_mlme_detach(psoc); 263 264 return QDF_STATUS_SUCCESS; 265 } 266 267 QDF_STATUS wlan_vdev_mlme_init(void) 268 { 269 if (wlan_objmgr_register_vdev_create_handler 270 (WLAN_UMAC_COMP_MLME, 271 mlme_vdev_obj_create_handler, NULL) 272 != QDF_STATUS_SUCCESS) 273 return QDF_STATUS_E_FAILURE; 274 275 if (wlan_objmgr_register_vdev_destroy_handler 276 (WLAN_UMAC_COMP_MLME, 277 mlme_vdev_obj_destroy_handler, NULL) 278 != QDF_STATUS_SUCCESS) { 279 if (wlan_objmgr_unregister_vdev_create_handler 280 (WLAN_UMAC_COMP_MLME, 281 mlme_vdev_obj_create_handler, NULL) 282 != QDF_STATUS_SUCCESS) 283 return QDF_STATUS_E_FAILURE; 284 285 return QDF_STATUS_E_FAILURE; 286 } 287 288 return QDF_STATUS_SUCCESS; 289 } 290 291 QDF_STATUS wlan_vdev_mlme_deinit(void) 292 { 293 if (wlan_objmgr_unregister_vdev_create_handler 294 (WLAN_UMAC_COMP_MLME, 295 mlme_vdev_obj_create_handler, NULL) 296 != QDF_STATUS_SUCCESS) 297 return QDF_STATUS_E_FAILURE; 298 299 if (wlan_objmgr_unregister_vdev_destroy_handler 300 (WLAN_UMAC_COMP_MLME, 301 mlme_vdev_obj_destroy_handler, NULL) 302 != QDF_STATUS_SUCCESS) 303 return QDF_STATUS_E_FAILURE; 304 305 return QDF_STATUS_SUCCESS; 306 } 307 308 #ifdef WLAN_FEATURE_DYNAMIC_MAC_ADDR_UPDATE 309 QDF_STATUS wlan_vdev_mlme_send_set_mac_addr(struct qdf_mac_addr mac_addr, 310 struct qdf_mac_addr mld_addr, 311 struct wlan_objmgr_vdev *vdev) 312 { 313 return mlme_vdev_ops_send_set_mac_address(mac_addr, mld_addr, vdev); 314 } 315 #endif 316