| /* |
| * Copyright (c) 2011-2018 The Linux Foundation. All rights reserved. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * This file lim_timer_utils.cc contains the utility functions |
| * LIM uses for handling various timers. |
| * Author: Chandra Modumudi |
| * Date: 02/13/02 |
| * History:- |
| * Date Modified by Modification Information |
| * -------------------------------------------------------------------- |
| */ |
| |
| #include "lim_types.h" |
| #include "lim_utils.h" |
| #include "lim_assoc_utils.h" |
| #include "lim_security_utils.h" |
| #include <lim_api.h> |
| |
| /* channel Switch Timer in ticks */ |
| #define LIM_CHANNEL_SWITCH_TIMER_TICKS 1 |
| /* Lim Quite timer in ticks */ |
| #define LIM_QUIET_TIMER_TICKS 100 |
| /* Lim Quite BSS timer interval in ticks */ |
| #define LIM_QUIET_BSS_TIMER_TICK 100 |
| /* Lim KeepAlive timer default (3000)ms */ |
| #define LIM_KEEPALIVE_TIMER_MS 3000 |
| /* Lim JoinProbeRequest Retry timer default (200)ms */ |
| #define LIM_JOIN_PROBE_REQ_TIMER_MS 200 |
| /* Lim Periodic Auth Retry timer default 60 ms */ |
| #define LIM_AUTH_RETRY_TIMER_MS 60 |
| |
| /* |
| * SAE auth timer of 5secs. This is required for duration of entire SAE |
| * authentication. |
| */ |
| #define LIM_AUTH_SAE_TIMER_MS 5000 |
| |
| |
| /* This timer is a periodic timer which expires at every 1 sec to |
| convert ACTIVE DFS channel to DFS channels */ |
| #define ACTIVE_TO_PASSIVE_CONVERISON_TIMEOUT 1000 |
| |
| static bool lim_create_non_ap_timers(tpAniSirGlobal pMac) |
| { |
| uint32_t cfgValue; |
| /* Create Channel Switch Timer */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimChannelSwitchTimer, |
| "CHANNEL SWITCH TIMER", |
| lim_channel_switch_timer_handler, 0, |
| LIM_CHANNEL_SWITCH_TIMER_TICKS, |
| 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("failed to create Ch Switch timer"); |
| return false; |
| } |
| /* Create Quiet Timer |
| * This is used on the STA to go and shut-off Tx/Rx "after" the |
| * specified quiteInterval |
| */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimQuietTimer, |
| "QUIET TIMER", lim_quiet_timer_handler, |
| SIR_LIM_QUIET_TIMEOUT, LIM_QUIET_TIMER_TICKS, |
| 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("failed to create Quiet Begin Timer"); |
| return false; |
| } |
| /* Create Quiet BSS Timer |
| * After the specified quiteInterval, determined by gLimQuietTimer, this |
| * timer, gLimQuietBssTimer, trigger and put the STA to sleep for the |
| * specified gLimQuietDuration |
| */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimQuietBssTimer, |
| "QUIET BSS TIMER", lim_quiet_bss_timer_handler, |
| SIR_LIM_QUIET_BSS_TIMEOUT, LIM_QUIET_BSS_TIMER_TICK, |
| 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("failed to create Quiet Bss Timer"); |
| return false; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_JOIN_FAILURE_TIMEOUT, |
| &cfgValue) != QDF_STATUS_SUCCESS) |
| pe_err("could not retrieve JoinFailureTimeout value"); |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| /* Create Join failure timer and activate it later */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimJoinFailureTimer, |
| "JOIN FAILURE TIMEOUT", |
| lim_timer_handler, SIR_LIM_JOIN_FAIL_TIMEOUT, |
| cfgValue, 0, |
| TX_NO_ACTIVATE) != TX_SUCCESS) { |
| /* / Could not create Join failure timer. */ |
| /* Log error */ |
| pe_err("could not create Join failure timer"); |
| return false; |
| } |
| /* Send unicast probe req frame every 200 ms */ |
| if (tx_timer_create(pMac, |
| &pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer, |
| "Periodic Join Probe Request Timer", |
| lim_timer_handler, |
| SIR_LIM_PERIODIC_JOIN_PROBE_REQ_TIMEOUT, |
| SYS_MS_TO_TICKS(LIM_JOIN_PROBE_REQ_TIMER_MS), 0, |
| TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("could not create Periodic Join Probe Request tmr"); |
| return false; |
| } |
| |
| /* Send Auth frame every 60 ms */ |
| if ((tx_timer_create(pMac, |
| &pMac->lim.limTimers.g_lim_periodic_auth_retry_timer, |
| "Periodic AUTH Timer", |
| lim_timer_handler, SIR_LIM_AUTH_RETRY_TIMEOUT, |
| SYS_MS_TO_TICKS(LIM_AUTH_RETRY_TIMER_MS), 0, |
| TX_NO_ACTIVATE)) != TX_SUCCESS) { |
| pe_err("could not create Periodic AUTH Timer"); |
| return false; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_ASSOCIATION_FAILURE_TIMEOUT, |
| &cfgValue) != QDF_STATUS_SUCCESS) |
| pe_err("could not retrieve AssocFailureTimeout value"); |
| |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| /* Create Association failure timer and activate it later */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimAssocFailureTimer, |
| "ASSOC FAILURE TIMEOUT", |
| lim_assoc_failure_timer_handler, LIM_ASSOC, |
| cfgValue, 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("could not create Association failure timer"); |
| return false; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_ADDTS_RSP_TIMEOUT, &cfgValue) |
| != QDF_STATUS_SUCCESS) |
| pe_err("Fail to get WNI_CFG_ADDTS_RSP_TIMEOUT"); |
| |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| |
| /* Create Addts response timer and activate it later */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimAddtsRspTimer, |
| "ADDTS RSP TIMEOUT", |
| lim_addts_response_timer_handler, |
| SIR_LIM_ADDTS_RSP_TIMEOUT, |
| cfgValue, 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("could not create Addts response timer"); |
| return false; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_AUTHENTICATE_FAILURE_TIMEOUT, |
| &cfgValue) != QDF_STATUS_SUCCESS) |
| pe_err("could not retrieve AuthFailureTimeout value"); |
| |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| /* Create Auth failure timer and activate it later */ |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimAuthFailureTimer, |
| "AUTH FAILURE TIMEOUT", |
| lim_timer_handler, |
| SIR_LIM_AUTH_FAIL_TIMEOUT, |
| cfgValue, 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("could not create Auth failure timer"); |
| return false; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_PROBE_AFTER_HB_FAIL_TIMEOUT, |
| &cfgValue) != QDF_STATUS_SUCCESS) |
| pe_err("could not retrieve PROBE_AFTER_HB_FAIL_TIMEOUT value"); |
| |
| /* Change timer to reactivate it in future */ |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimProbeAfterHBTimer, |
| "Probe after Heartbeat TIMEOUT", |
| lim_timer_handler, |
| SIR_LIM_PROBE_HB_FAILURE_TIMEOUT, |
| cfgValue, 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("unable to create ProbeAfterHBTimer"); |
| return false; |
| } |
| |
| /* |
| * SAE auth timer of 5secs. This is required for duration of entire SAE |
| * authentication. |
| */ |
| if ((tx_timer_create(pMac, |
| &pMac->lim.limTimers.sae_auth_timer, |
| "SAE AUTH Timer", |
| lim_timer_handler, SIR_LIM_AUTH_SAE_TIMEOUT, |
| SYS_MS_TO_TICKS(LIM_AUTH_SAE_TIMER_MS), 0, |
| TX_NO_ACTIVATE)) != TX_SUCCESS) { |
| pe_err("could not create SAE AUTH Timer"); |
| return false; |
| } |
| |
| return true; |
| } |
| /** |
| * lim_create_timers() |
| * |
| * @pMac : Pointer to Global MAC structure |
| * |
| * This function is called upon receiving |
| * 1. SME_START_REQ for STA in ESS role |
| * 2. SME_START_BSS_REQ for AP role & STA in IBSS role |
| * |
| * @return : status of operation |
| */ |
| |
| uint32_t lim_create_timers(tpAniSirGlobal pMac) |
| { |
| uint32_t cfgValue, i = 0; |
| |
| pe_debug("Creating Timers used by LIM module in Role: %d", |
| pMac->lim.gLimSystemRole); |
| /* Create timers required for host roaming feature */ |
| if (TX_SUCCESS != lim_create_timers_host_roam(pMac)) |
| return TX_TIMER_ERROR; |
| |
| if (pMac->lim.gLimSystemRole != eLIM_AP_ROLE) |
| if (false == lim_create_non_ap_timers(pMac)) |
| goto err_timer; |
| |
| cfgValue = pMac->mlme_cfg->sta.wait_cnf_timeout; |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| for (i = 0; i < (pMac->lim.maxStation + 1); i++) { |
| if (tx_timer_create(pMac, |
| &pMac->lim.limTimers.gpLimCnfWaitTimer[i], |
| "CNF_MISS_TIMEOUT", |
| lim_cnf_wait_tmer_handler, |
| (uint32_t) i, cfgValue, |
| 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("Cannot create CNF wait timer"); |
| goto err_timer; |
| } |
| } |
| |
| /* Alloc and init table for the preAuth timer list */ |
| cfgValue = pMac->mlme_cfg->lfr.max_num_pre_auth; |
| pMac->lim.gLimPreAuthTimerTable.numEntry = cfgValue; |
| pMac->lim.gLimPreAuthTimerTable.pTable = |
| qdf_mem_malloc(cfgValue * sizeof(tLimPreAuthNode *)); |
| |
| if (pMac->lim.gLimPreAuthTimerTable.pTable == NULL) { |
| pe_err("AllocateMemory failed!"); |
| goto err_timer; |
| } |
| |
| for (i = 0; i < cfgValue; i++) { |
| pMac->lim.gLimPreAuthTimerTable.pTable[i] = |
| qdf_mem_malloc(sizeof(tLimPreAuthNode)); |
| if (pMac->lim.gLimPreAuthTimerTable.pTable[i] == NULL) { |
| pMac->lim.gLimPreAuthTimerTable.numEntry = 0; |
| pe_err("AllocateMemory failed!"); |
| goto err_timer; |
| } |
| } |
| |
| lim_init_pre_auth_timer_table(pMac, &pMac->lim.gLimPreAuthTimerTable); |
| pe_debug("alloc and init table for preAuth timers"); |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_OLBC_DETECT_TIMEOUT, |
| &cfgValue) != QDF_STATUS_SUCCESS) |
| pe_err("could not retrieve OLBD detect timeout value"); |
| |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimUpdateOlbcCacheTimer, |
| "OLBC UPDATE CACHE TIMEOUT", |
| lim_update_olbc_cache_timer_handler, |
| SIR_LIM_UPDATE_OLBC_CACHEL_TIMEOUT, cfgValue, |
| cfgValue, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("Cannot create update OLBC cache tmr"); |
| goto err_timer; |
| } |
| |
| cfgValue = 1000; |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimDisassocAckTimer, |
| "DISASSOC ACK TIMEOUT", |
| lim_timer_handler, SIR_LIM_DISASSOC_ACK_TIMEOUT, |
| cfgValue, 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("could not DISASSOC ACK TIMEOUT timer"); |
| goto err_timer; |
| } |
| |
| cfgValue = 1000; |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| if (tx_timer_create(pMac, &pMac->lim.limTimers.gLimDeauthAckTimer, |
| "DISASSOC ACK TIMEOUT", |
| lim_timer_handler, SIR_LIM_DEAUTH_ACK_TIMEOUT, |
| cfgValue, 0, TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_err("could not create DEAUTH ACK TIMEOUT timer"); |
| goto err_timer; |
| } |
| |
| cfgValue = ACTIVE_TO_PASSIVE_CONVERISON_TIMEOUT; |
| cfgValue = SYS_MS_TO_TICKS(cfgValue); |
| if (tx_timer_create(pMac, |
| &pMac->lim.limTimers.gLimActiveToPassiveChannelTimer, |
| "ACTIVE TO PASSIVE CHANNEL", lim_timer_handler, |
| SIR_LIM_CONVERT_ACTIVE_CHANNEL_TO_PASSIVE, cfgValue, 0, |
| TX_NO_ACTIVATE) != TX_SUCCESS) { |
| pe_warn("could not create timer for passive channel to active channel"); |
| goto err_timer; |
| } |
| |
| return TX_SUCCESS; |
| |
| err_timer: |
| lim_delete_timers_host_roam(pMac); |
| tx_timer_delete(&pMac->lim.limTimers.gLimDeauthAckTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimDisassocAckTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimUpdateOlbcCacheTimer); |
| while (((int32_t)-- i) >= 0) { |
| tx_timer_delete(&pMac->lim.limTimers.gpLimCnfWaitTimer[i]); |
| } |
| tx_timer_delete(&pMac->lim.limTimers.gLimProbeAfterHBTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimAuthFailureTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimAddtsRspTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimAssocFailureTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimJoinFailureTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer); |
| tx_timer_delete(&pMac->lim.limTimers.g_lim_periodic_auth_retry_timer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimQuietBssTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimQuietTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimChannelSwitchTimer); |
| tx_timer_delete(&pMac->lim.limTimers.gLimActiveToPassiveChannelTimer); |
| tx_timer_delete(&pMac->lim.limTimers.sae_auth_timer); |
| |
| if (NULL != pMac->lim.gLimPreAuthTimerTable.pTable) { |
| for (i = 0; i < pMac->lim.gLimPreAuthTimerTable.numEntry; i++) |
| qdf_mem_free(pMac->lim.gLimPreAuthTimerTable.pTable[i]); |
| qdf_mem_free(pMac->lim.gLimPreAuthTimerTable.pTable); |
| pMac->lim.gLimPreAuthTimerTable.pTable = NULL; |
| } |
| return TX_TIMER_ERROR; |
| } /****** end lim_create_timers() ******/ |
| |
| /** |
| * lim_timer_handler() |
| * |
| ***FUNCTION: |
| * This function is called upon |
| * 1. MIN_CHANNEL, MAX_CHANNEL timer expiration during scanning |
| * 2. JOIN_FAILURE timer expiration while joining a BSS |
| * 3. AUTH_FAILURE timer expiration while authenticating with a peer |
| * 4. Heartbeat timer expiration on STA |
| * 5. Background scan timer expiration on STA |
| * 6. AID release, Pre-auth cleanup and Link monitoring timer |
| * expiration on AP |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param param - Message corresponding to the timer that expired |
| * |
| * @return None |
| */ |
| |
| void lim_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| QDF_STATUS status; |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| /* Prepare and post message to LIM Message Queue */ |
| |
| msg.type = (uint16_t) param; |
| msg.bodyptr = NULL; |
| msg.bodyval = 0; |
| |
| status = lim_post_msg_high_priority(pMac, &msg); |
| if (status != QDF_STATUS_SUCCESS) |
| pe_err("posting message: %X to LIM failed, reason: %d", |
| msg.type, status); |
| } /****** end lim_timer_handler() ******/ |
| |
| /** |
| * lim_addts_response_timer_handler() |
| * |
| ***FUNCTION: |
| * This function is called upon Addts response timer expiration on sta |
| * |
| ***LOGIC: |
| * Message SIR_LIM_ADDTS_RSP_TIMEOUT is posted to gSirLimMsgQ |
| * when this function is executed. |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param param - pointer to pre-auth node |
| * |
| * @return None |
| */ |
| |
| void lim_addts_response_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| /* Prepare and post message to LIM Message Queue */ |
| |
| msg.type = SIR_LIM_ADDTS_RSP_TIMEOUT; |
| msg.bodyval = param; |
| msg.bodyptr = NULL; |
| |
| lim_post_msg_api(pMac, &msg); |
| } /****** end lim_auth_response_timer_handler() ******/ |
| |
| /** |
| * lim_auth_response_timer_handler() |
| * |
| ***FUNCTION: |
| * This function is called upon Auth response timer expiration on AP |
| * |
| ***LOGIC: |
| * Message SIR_LIM_AUTH_RSP_TIMEOUT is posted to gSirLimMsgQ |
| * when this function is executed. |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param param - pointer to pre-auth node |
| * |
| * @return None |
| */ |
| |
| void lim_auth_response_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| /* Prepare and post message to LIM Message Queue */ |
| |
| msg.type = SIR_LIM_AUTH_RSP_TIMEOUT; |
| msg.bodyptr = NULL; |
| msg.bodyval = (uint32_t) param; |
| |
| lim_post_msg_api(pMac, &msg); |
| } /****** end lim_auth_response_timer_handler() ******/ |
| |
| /** |
| * lim_assoc_failure_timer_handler() |
| * |
| * @mac_global : Pointer to Global MAC structure |
| * @param : Indicates whether this is assoc or reassoc failure timeout |
| * |
| * This function is called upon Re/Assoc failure timer expiration on STA. |
| * Message SIR_LIM_ASSOC_FAIL_TIMEOUT is posted to gSirLimMsgQ when this |
| * function is executed. |
| * |
| * Return void |
| */ |
| void lim_assoc_failure_timer_handler(void *mac_global, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal mac_ctx = (tpAniSirGlobal) mac_global; |
| tpPESession session = NULL; |
| |
| session = mac_ctx->lim.pSessionEntry; |
| if (LIM_REASSOC == param && NULL != session |
| && session->limMlmState == eLIM_MLM_WT_FT_REASSOC_RSP_STATE) { |
| pe_err("Reassoc timeout happened"); |
| if (mac_ctx->lim.reAssocRetryAttempt < |
| LIM_MAX_REASSOC_RETRY_LIMIT) { |
| lim_send_retry_reassoc_req_frame(mac_ctx, |
| session->pLimMlmReassocRetryReq, session); |
| mac_ctx->lim.reAssocRetryAttempt++; |
| pe_warn("Reassoc request retry is sent %d times", |
| mac_ctx->lim.reAssocRetryAttempt); |
| return; |
| } else { |
| pe_warn("Reassoc request retry MAX: %d reached", |
| LIM_MAX_REASSOC_RETRY_LIMIT); |
| if (NULL != session->pLimMlmReassocRetryReq) { |
| qdf_mem_free(session->pLimMlmReassocRetryReq); |
| session->pLimMlmReassocRetryReq = NULL; |
| } |
| } |
| } |
| /* Prepare and post message to LIM Message Queue */ |
| msg.type = SIR_LIM_ASSOC_FAIL_TIMEOUT; |
| msg.bodyval = (uint32_t) param; |
| msg.bodyptr = NULL; |
| lim_post_msg_api(mac_ctx, &msg); |
| } /****** end lim_assoc_failure_timer_handler() ******/ |
| |
| /** |
| * lim_update_olbc_cache_timer_handler() |
| * |
| ***FUNCTION: |
| * This function is called upon update olbc cache timer expiration |
| * on STA |
| * |
| ***LOGIC: |
| * Message SIR_LIM_UPDATE_OLBC_CACHEL_TIMEOUT is posted to gSirLimMsgQ |
| * when this function is executed. |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param |
| * |
| * @return None |
| */ |
| void lim_update_olbc_cache_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| /* Prepare and post message to LIM Message Queue */ |
| |
| msg.type = SIR_LIM_UPDATE_OLBC_CACHEL_TIMEOUT; |
| msg.bodyval = 0; |
| msg.bodyptr = NULL; |
| |
| lim_post_msg_api(pMac, &msg); |
| } /****** end lim_update_olbc_cache_timer_handler() ******/ |
| |
| /** |
| * lim_deactivate_and_change_timer() |
| * |
| ***FUNCTION: |
| * This function is called to deactivate and change a timer |
| * for future re-activation |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @param timerId - enum of timer to be deactivated and changed |
| * This enum is defined in lim_utils.h file |
| * |
| * @return None |
| */ |
| |
| void lim_deactivate_and_change_timer(tpAniSirGlobal pMac, uint32_t timerId) |
| { |
| uint32_t val = 0; |
| tpPESession session_entry; |
| |
| switch (timerId) { |
| case eLIM_REASSOC_FAIL_TIMER: |
| case eLIM_FT_PREAUTH_RSP_TIMER: |
| lim_deactivate_and_change_timer_host_roam(pMac, timerId); |
| break; |
| |
| case eLIM_ADDTS_RSP_TIMER: |
| pMac->lim.gLimAddtsRspTimerCount++; |
| if (tx_timer_deactivate(&pMac->lim.limTimers.gLimAddtsRspTimer) |
| != TX_SUCCESS) { |
| /* Could not deactivate AddtsRsp Timer */ |
| /* Log error */ |
| pe_err("Unable to deactivate AddtsRsp timer"); |
| } |
| break; |
| |
| case eLIM_JOIN_FAIL_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimJoinFailureTimer) |
| != TX_SUCCESS) { |
| /** |
| * Could not deactivate Join Failure |
| * timer. Log error. |
| */ |
| pe_err("Unable to deactivate Join Failure timer"); |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_JOIN_FAILURE_TIMEOUT, |
| &val) != QDF_STATUS_SUCCESS) { |
| /** |
| * Could not get JoinFailureTimeout value |
| * from CFG. Log error. |
| */ |
| pe_err("could not retrieve JoinFailureTimeout value"); |
| } |
| val = SYS_MS_TO_TICKS(val); |
| |
| if (tx_timer_change(&pMac->lim.limTimers.gLimJoinFailureTimer, |
| val, 0) != TX_SUCCESS) { |
| /** |
| * Could not change Join Failure |
| * timer. Log error. |
| */ |
| pe_err("Unable to change Join Failure timer"); |
| } |
| |
| break; |
| |
| case eLIM_PERIODIC_JOIN_PROBE_REQ_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer) |
| != TX_SUCCESS) { |
| /* Could not deactivate periodic join req Times. */ |
| pe_err("Unable to deactivate periodic join request timer"); |
| } |
| |
| val = SYS_MS_TO_TICKS(LIM_JOIN_PROBE_REQ_TIMER_MS); |
| if (tx_timer_change |
| (&pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer, val, |
| 0) != TX_SUCCESS) { |
| /* Could not change periodic join req times. */ |
| /* Log error */ |
| pe_err("Unable to change periodic join request timer"); |
| } |
| |
| break; |
| |
| case eLIM_AUTH_FAIL_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimAuthFailureTimer) |
| != TX_SUCCESS) { |
| /* Could not deactivate Auth failure timer. */ |
| /* Log error */ |
| pe_err("Unable to deactivate auth failure timer"); |
| } |
| /* Change timer to reactivate it in future */ |
| if (wlan_cfg_get_int(pMac, WNI_CFG_AUTHENTICATE_FAILURE_TIMEOUT, |
| &val) != QDF_STATUS_SUCCESS) { |
| /** |
| * Could not get AuthFailureTimeout value |
| * from CFG. Log error. |
| */ |
| pe_err("could not retrieve AuthFailureTimeout value"); |
| } |
| val = SYS_MS_TO_TICKS(val); |
| |
| if (tx_timer_change(&pMac->lim.limTimers.gLimAuthFailureTimer, |
| val, 0) != TX_SUCCESS) { |
| /* Could not change Authentication failure timer. */ |
| /* Log error */ |
| pe_err("unable to change Auth failure timer"); |
| } |
| |
| break; |
| |
| case eLIM_AUTH_RETRY_TIMER: |
| |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.g_lim_periodic_auth_retry_timer) |
| != TX_SUCCESS) { |
| /* Could not deactivate Auth Retry Timer. */ |
| pe_err("Unable to deactivate Auth Retry timer"); |
| } |
| session_entry = pe_find_session_by_session_id(pMac, |
| pMac->lim.limTimers. |
| g_lim_periodic_auth_retry_timer.sessionId); |
| if (NULL == session_entry) { |
| pe_err("session does not exist for given SessionId : %d", |
| pMac->lim.limTimers. |
| g_lim_periodic_auth_retry_timer.sessionId); |
| break; |
| } |
| /* 3/5 of the beacon interval */ |
| val = (session_entry->beaconParams.beaconInterval * 3) / 5; |
| val = SYS_MS_TO_TICKS(val); |
| if (tx_timer_change |
| (&pMac->lim.limTimers.g_lim_periodic_auth_retry_timer, |
| val, 0) != TX_SUCCESS) { |
| /* Could not change Auth Retry timer. */ |
| pe_err("Unable to change Auth Retry timer"); |
| } |
| break; |
| |
| case eLIM_ASSOC_FAIL_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimAssocFailureTimer) != |
| TX_SUCCESS) { |
| /* Could not deactivate Association failure timer. */ |
| /* Log error */ |
| pe_err("unable to deactivate Association failure timer"); |
| } |
| /* Change timer to reactivate it in future */ |
| if (wlan_cfg_get_int(pMac, WNI_CFG_ASSOCIATION_FAILURE_TIMEOUT, |
| &val) != QDF_STATUS_SUCCESS) { |
| /** |
| * Could not get AssocFailureTimeout value |
| * from CFG. Log error. |
| */ |
| pe_err("could not retrieve AssocFailureTimeout value"); |
| } |
| val = SYS_MS_TO_TICKS(val); |
| |
| if (tx_timer_change(&pMac->lim.limTimers.gLimAssocFailureTimer, |
| val, 0) != TX_SUCCESS) { |
| /* Could not change Association failure timer. */ |
| /* Log error */ |
| pe_err("unable to change Assoc failure timer"); |
| } |
| |
| break; |
| |
| case eLIM_PROBE_AFTER_HB_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimProbeAfterHBTimer) != |
| TX_SUCCESS) { |
| /* Could not deactivate Heartbeat timer. */ |
| /* Log error */ |
| pe_err("unable to deactivate probeAfterHBTimer"); |
| } else { |
| pe_debug("Deactivated probe after hb timer"); |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_PROBE_AFTER_HB_FAIL_TIMEOUT, |
| &val) != QDF_STATUS_SUCCESS) { |
| /** |
| * Could not get PROBE_AFTER_HB_FAILURE |
| * value from CFG. Log error. |
| */ |
| pe_err("could not retrieve PROBE_AFTER_HB_FAIL_TIMEOUT value"); |
| } |
| /* Change timer to reactivate it in future */ |
| val = SYS_MS_TO_TICKS(val); |
| |
| if (tx_timer_change(&pMac->lim.limTimers.gLimProbeAfterHBTimer, |
| val, 0) != TX_SUCCESS) { |
| /* Could not change HeartBeat timer. */ |
| /* Log error */ |
| pe_err("unable to change ProbeAfterHBTimer"); |
| } else { |
| pe_debug("Probe after HB timer value is changed: %u", |
| val); |
| } |
| |
| break; |
| |
| case eLIM_LEARN_DURATION_TIMER: |
| break; |
| |
| case eLIM_CONVERT_ACTIVE_CHANNEL_TO_PASSIVE: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimActiveToPassiveChannelTimer) != |
| TX_SUCCESS) { |
| /** |
| ** Could not deactivate Active to passive channel timer. |
| ** Log error. |
| **/ |
| pe_err("Unable to Deactivate Active to passive channel timer"); |
| return; |
| } |
| val = ACTIVE_TO_PASSIVE_CONVERISON_TIMEOUT; |
| val = SYS_MS_TO_TICKS(val); |
| if (tx_timer_change |
| (&pMac->lim.limTimers.gLimActiveToPassiveChannelTimer, val, |
| 0) != TX_SUCCESS) { |
| /** |
| * Could not change timer to check scan type for passive channel. |
| * timer. Log error. |
| */ |
| pe_err("Unable to change timer"); |
| return; |
| } |
| break; |
| |
| case eLIM_DISASSOC_ACK_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gLimDisassocAckTimer) != TX_SUCCESS) { |
| /** |
| ** Could not deactivate Join Failure |
| ** timer. Log error. |
| **/ |
| pe_err("Unable to deactivate Disassoc ack timer"); |
| return; |
| } |
| val = 1000; |
| val = SYS_MS_TO_TICKS(val); |
| if (tx_timer_change(&pMac->lim.limTimers.gLimDisassocAckTimer, |
| val, 0) != TX_SUCCESS) { |
| /** |
| * Could not change Join Failure |
| * timer. Log error. |
| */ |
| pe_err("Unable to change timer"); |
| return; |
| } |
| break; |
| |
| case eLIM_DEAUTH_ACK_TIMER: |
| if (tx_timer_deactivate(&pMac->lim.limTimers.gLimDeauthAckTimer) |
| != TX_SUCCESS) { |
| /** |
| ** Could not deactivate Join Failure |
| ** timer. Log error. |
| **/ |
| pe_err("Unable to deactivate Deauth ack timer"); |
| return; |
| } |
| val = 1000; |
| val = SYS_MS_TO_TICKS(val); |
| if (tx_timer_change(&pMac->lim.limTimers.gLimDeauthAckTimer, |
| val, 0) != TX_SUCCESS) { |
| /** |
| * Could not change Join Failure |
| * timer. Log error. |
| */ |
| pe_err("Unable to change timer"); |
| return; |
| } |
| break; |
| |
| case eLIM_AUTH_SAE_TIMER: |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.sae_auth_timer) |
| != TX_SUCCESS) |
| pe_err("Unable to deactivate SAE auth timer"); |
| |
| /* Change timer to reactivate it in future */ |
| val = SYS_MS_TO_TICKS(LIM_AUTH_SAE_TIMER_MS); |
| |
| if (tx_timer_change(&pMac->lim.limTimers.sae_auth_timer, |
| val, 0) != TX_SUCCESS) |
| pe_err("unable to change SAE auth timer"); |
| |
| break; |
| |
| default: |
| /* Invalid timerId. Log error */ |
| break; |
| } |
| } /****** end lim_deactivate_and_change_timer() ******/ |
| |
| /** |
| * lim_deactivate_and_change_per_sta_id_timer() |
| * |
| * |
| * @brief: This function is called to deactivate and change a per STA timer |
| * for future re-activation |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| * @note staId for eLIM_AUTH_RSP_TIMER is auth Node Index. |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @param timerId - enum of timer to be deactivated and changed |
| * This enum is defined in lim_utils.h file |
| * @param staId - staId |
| * |
| * @return None |
| */ |
| |
| void |
| lim_deactivate_and_change_per_sta_id_timer(tpAniSirGlobal pMac, uint32_t timerId, |
| uint16_t staId) |
| { |
| uint32_t val; |
| |
| switch (timerId) { |
| case eLIM_CNF_WAIT_TIMER: |
| |
| if (tx_timer_deactivate |
| (&pMac->lim.limTimers.gpLimCnfWaitTimer[staId]) |
| != TX_SUCCESS) { |
| pe_err("unable to deactivate CNF wait timer"); |
| } |
| /* Change timer to reactivate it in future */ |
| val = pMac->mlme_cfg->sta.wait_cnf_timeout; |
| val = SYS_MS_TO_TICKS(val); |
| |
| if (tx_timer_change |
| (&pMac->lim.limTimers.gpLimCnfWaitTimer[staId], val, |
| val) != TX_SUCCESS) { |
| /* Could not change cnf timer. */ |
| /* Log error */ |
| pe_err("unable to change cnf wait timer"); |
| } |
| |
| break; |
| |
| case eLIM_AUTH_RSP_TIMER: |
| { |
| tLimPreAuthNode *pAuthNode; |
| |
| pAuthNode = |
| lim_get_pre_auth_node_from_index(pMac, |
| &pMac->lim. |
| gLimPreAuthTimerTable, |
| staId); |
| |
| if (pAuthNode == NULL) { |
| pe_err("Invalid Pre Auth Index passed :%d", |
| staId); |
| break; |
| } |
| |
| if (tx_timer_deactivate(&pAuthNode->timer) != |
| TX_SUCCESS) { |
| /* Could not deactivate auth response timer. */ |
| /* Log error */ |
| pe_err("unable to deactivate auth response timer"); |
| } |
| /* Change timer to reactivate it in future */ |
| |
| if (wlan_cfg_get_int |
| (pMac, WNI_CFG_AUTHENTICATE_RSP_TIMEOUT, |
| &val) != QDF_STATUS_SUCCESS) { |
| /** |
| * Could not get auth rsp timeout value |
| * from CFG. Log error. |
| */ |
| pe_err("could not retrieve auth response timeout value"); |
| } |
| |
| val = SYS_MS_TO_TICKS(val); |
| |
| if (tx_timer_change(&pAuthNode->timer, val, 0) != |
| TX_SUCCESS) { |
| /* Could not change auth rsp timer. */ |
| /* Log error */ |
| pe_err("unable to change auth rsp timer"); |
| } |
| } |
| break; |
| |
| default: |
| /* Invalid timerId. Log error */ |
| break; |
| |
| } |
| } |
| |
| /** |
| * lim_activate_cnf_timer() |
| * |
| ***FUNCTION: |
| * This function is called to activate a per STA timer |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @param StaId - staId |
| * |
| * @return None |
| */ |
| |
| void lim_activate_cnf_timer(tpAniSirGlobal pMac, uint16_t staId, |
| tpPESession psessionEntry) |
| { |
| pMac->lim.limTimers.gpLimCnfWaitTimer[staId].sessionId = |
| psessionEntry->peSessionId; |
| if (tx_timer_activate(&pMac->lim.limTimers.gpLimCnfWaitTimer[staId]) |
| != TX_SUCCESS) { |
| pe_err("could not activate cnf wait timer"); |
| } |
| } |
| |
| /** |
| * lim_activate_auth_rsp_timer() |
| * |
| ***FUNCTION: |
| * This function is called to activate a per STA timer |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @param id - id |
| * |
| * @return None |
| */ |
| |
| void lim_activate_auth_rsp_timer(tpAniSirGlobal pMac, tLimPreAuthNode *pAuthNode) |
| { |
| if (tx_timer_activate(&pAuthNode->timer) != TX_SUCCESS) { |
| /* / Could not activate auth rsp timer. */ |
| /* Log error */ |
| pe_err("could not activate auth rsp timer"); |
| } |
| } |
| |
| /** |
| * limAssocCnfWaitTmerHandler() |
| * |
| ***FUNCTION: |
| * This function post a message to send a disassociate frame out. |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * |
| ***NOTE: |
| * NA |
| * |
| * @param |
| * |
| * @return None |
| */ |
| |
| void lim_cnf_wait_tmer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| uint32_t statusCode; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| msg.type = SIR_LIM_CNF_WAIT_TIMEOUT; |
| msg.bodyval = (uint32_t) param; |
| msg.bodyptr = NULL; |
| |
| statusCode = lim_post_msg_api(pMac, &msg); |
| if (statusCode != QDF_STATUS_SUCCESS) |
| pe_err("posting to LIM failed, reason: %d", statusCode); |
| |
| } |
| |
| void lim_channel_switch_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| pe_debug("ChannelSwitch Timer expired. Posting msg to LIM"); |
| |
| msg.type = SIR_LIM_CHANNEL_SWITCH_TIMEOUT; |
| msg.bodyval = (uint32_t) param; |
| msg.bodyptr = NULL; |
| |
| lim_post_msg_api(pMac, &msg); |
| } |
| |
| void lim_quiet_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| msg.type = SIR_LIM_QUIET_TIMEOUT; |
| msg.bodyval = (uint32_t) param; |
| msg.bodyptr = NULL; |
| |
| pe_debug("Post SIR_LIM_QUIET_TIMEOUT msg"); |
| lim_post_msg_api(pMac, &msg); |
| } |
| |
| void lim_quiet_bss_timer_handler(void *pMacGlobal, uint32_t param) |
| { |
| struct scheduler_msg msg = {0}; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) pMacGlobal; |
| |
| msg.type = SIR_LIM_QUIET_BSS_TIMEOUT; |
| msg.bodyval = (uint32_t) param; |
| msg.bodyptr = NULL; |
| pe_debug("Post SIR_LIM_QUIET_BSS_TIMEOUT msg"); |
| lim_post_msg_api(pMac, &msg); |
| } |
| |