| /* |
| * Copyright (c) 2012-2016 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * 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 was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| /* |
| * This file lim_process_cfg_updates.cc contains the utility functions |
| * to handle various CFG parameter update events |
| * Author: Chandra Modumudi |
| * Date: 01/20/03 |
| * History:- |
| * Date Modified by Modification Information |
| * -------------------------------------------------------------------- |
| */ |
| |
| #include "ani_global.h" |
| |
| #include "wni_cfg.h" |
| #include "sir_mac_prot_def.h" |
| #include "cfg_api.h" |
| #include "lim_types.h" |
| #include "lim_utils.h" |
| #include "lim_prop_exts_utils.h" |
| #include "sch_api.h" |
| #include "rrm_api.h" |
| |
| static void lim_update_config(tpAniSirGlobal pMac, tpPESession psessionEntry); |
| |
| static void lim_set_default_key_id_and_keys(tpAniSirGlobal pMac) |
| { |
| #ifdef FIXME_GEN6 |
| uint32_t val; |
| uint32_t dkCfgId; |
| PELOG1(lim_log(pMac, LOG1, FL("Setting default keys at SP"));) |
| if (wlan_cfg_get_int(pMac, WNI_CFG_WEP_DEFAULT_KEYID, |
| &val) != eSIR_SUCCESS) { |
| lim_log(pMac, LOGP, |
| FL("Unable to retrieve defaultKeyId from CFG")); |
| } |
| dkCfgId = limGetCfgIdOfDefaultKeyid(val); |
| #endif |
| |
| } /*** end lim_set_default_key_id_and_keys() ***/ |
| /** ------------------------------------------------------------- |
| \fn lim_set_cfg_protection |
| \brief sets lim global cfg cache from the config. |
| \param tpAniSirGlobal pMac |
| \return None |
| -------------------------------------------------------------*/ |
| void lim_set_cfg_protection(tpAniSirGlobal pMac, tpPESession pesessionEntry) |
| { |
| uint32_t val = 0; |
| |
| if (pesessionEntry != NULL && LIM_IS_AP_ROLE(pesessionEntry)) { |
| if (pesessionEntry->gLimProtectionControl == |
| WNI_CFG_FORCE_POLICY_PROTECTION_DISABLE) |
| qdf_mem_set((void *)&pesessionEntry->cfgProtection, |
| sizeof(tCfgProtection), 0); |
| else { |
| lim_log(pMac, LOG1, |
| FL(" frm11a = %d, from11b = %d, frm11g = %d, " |
| "ht20 = %d, nongf = %d, lsigTxop = %d, " |
| "rifs = %d, obss = %d"), |
| pesessionEntry->cfgProtection.fromlla, |
| pesessionEntry->cfgProtection.fromllb, |
| pesessionEntry->cfgProtection.fromllg, |
| pesessionEntry->cfgProtection.ht20, |
| pesessionEntry->cfgProtection.nonGf, |
| pesessionEntry->cfgProtection.lsigTxop, |
| pesessionEntry->cfgProtection.rifs, |
| pesessionEntry->cfgProtection.obss); |
| } |
| } else { |
| if (wlan_cfg_get_int(pMac, WNI_CFG_FORCE_POLICY_PROTECTION, &val) |
| != eSIR_SUCCESS) { |
| lim_log(pMac, LOGP, |
| FL |
| ("reading WNI_CFG_FORCE_POLICY_PROTECTION cfg failed")); |
| return; |
| } else |
| pMac->lim.gLimProtectionControl = (uint8_t) val; |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_PROTECTION_ENABLED, &val) != |
| eSIR_SUCCESS) { |
| lim_log(pMac, LOGP, FL("reading protection cfg failed")); |
| return; |
| } |
| |
| if (pMac->lim.gLimProtectionControl == |
| WNI_CFG_FORCE_POLICY_PROTECTION_DISABLE) |
| qdf_mem_set((void *)&pMac->lim.cfgProtection, |
| sizeof(tCfgProtection), 0); |
| else { |
| pMac->lim.cfgProtection.fromlla = |
| (val >> WNI_CFG_PROTECTION_ENABLED_FROM_llA) & 1; |
| pMac->lim.cfgProtection.fromllb = |
| (val >> WNI_CFG_PROTECTION_ENABLED_FROM_llB) & 1; |
| pMac->lim.cfgProtection.fromllg = |
| (val >> WNI_CFG_PROTECTION_ENABLED_FROM_llG) & 1; |
| pMac->lim.cfgProtection.ht20 = |
| (val >> WNI_CFG_PROTECTION_ENABLED_HT_20) & 1; |
| pMac->lim.cfgProtection.nonGf = |
| (val >> WNI_CFG_PROTECTION_ENABLED_NON_GF) & 1; |
| pMac->lim.cfgProtection.lsigTxop = |
| (val >> WNI_CFG_PROTECTION_ENABLED_LSIG_TXOP) & 1; |
| pMac->lim.cfgProtection.rifs = |
| (val >> WNI_CFG_PROTECTION_ENABLED_RIFS) & 1; |
| pMac->lim.cfgProtection.obss = |
| (val >> WNI_CFG_PROTECTION_ENABLED_OBSS) & 1; |
| |
| } |
| } |
| } |
| |
| /** |
| * lim_handle_param_update() |
| * |
| ***FUNCTION: |
| * This function is use to post a message whenever need indicate |
| * there is update of config parameter. |
| * |
| ***PARAMS: |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @param cfgId - ID of CFG parameter that got updated |
| * @return None |
| */ |
| void lim_handle_param_update(tpAniSirGlobal pMac, eUpdateIEsType cfgId) |
| { |
| tSirMsgQ msg = { 0 }; |
| uint32_t status; |
| |
| PELOG3(lim_log |
| (pMac, LOG3, FL("Handling CFG parameter id %X update"), cfgId); |
| ) |
| switch (cfgId) { |
| case eUPDATE_IE_PROBE_BCN: |
| { |
| msg.type = SIR_LIM_UPDATE_BEACON; |
| status = lim_post_msg_api(pMac, &msg); |
| |
| if (status != TX_SUCCESS) |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("Failed lim_post_msg_api %u"), status); |
| ) |
| break; |
| } |
| default: |
| break; |
| } |
| } |
| |
| /** |
| * lim_handle_cf_gparam_update() |
| * |
| ***FUNCTION: |
| * This function is called by lim_process_messages() to |
| * whenever SIR_CFG_PARAM_UPDATE_IND message is posted |
| * to LIM (due to a set operation on a CFG parameter). |
| * |
| ***PARAMS: |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @param cfgId - ID of CFG parameter that got updated |
| * @return None |
| */ |
| |
| void lim_handle_cf_gparam_update(tpAniSirGlobal pMac, uint32_t cfgId) |
| { |
| uint32_t val1, val2; |
| uint16_t val16; |
| tSirMacHTParametersInfo *pAmpduParamInfo; |
| |
| PELOG3(lim_log |
| (pMac, LOG3, FL("Handling CFG parameter id %X update"), cfgId); |
| ) |
| switch (cfgId) { |
| case WNI_CFG_WEP_DEFAULT_KEYID: |
| |
| /* !!LAC - when the default KeyID is changed, force all of the */ |
| /* keys and the keyID to be reprogrammed. this allows the */ |
| /* keys to change after the initial setting of the keys when the CFG was */ |
| /* applied at association time through CFG changes of the keys. */ |
| lim_set_default_key_id_and_keys(pMac); |
| |
| break; |
| |
| case WNI_CFG_EXCLUDE_UNENCRYPTED: |
| if (wlan_cfg_get_int(pMac, WNI_CFG_EXCLUDE_UNENCRYPTED, |
| &val1) != eSIR_SUCCESS) { |
| lim_log(pMac, LOGP, |
| FL("Unable to retrieve excludeUnencr from CFG")); |
| } |
| lim_log(pMac, LOGE, |
| FL("Unsupported CFG: WNI_CFG_EXCLUDE_UNENCRYPTED")); |
| |
| break; |
| |
| case WNI_CFG_ASSOCIATION_FAILURE_TIMEOUT: |
| if (pMac->lim.gLimMlmState != eLIM_MLM_WT_ASSOC_RSP_STATE) { |
| /* 'Change' timer for future activations */ |
| lim_deactivate_and_change_timer(pMac, |
| eLIM_ASSOC_FAIL_TIMER); |
| } |
| |
| break; |
| |
| case WNI_CFG_PROTECTION_ENABLED: |
| lim_set_cfg_protection(pMac, NULL); |
| break; |
| case WNI_CFG_PROBE_RSP_BCN_ADDNIE_FLAG: |
| { |
| tSirMsgQ msg = { 0 }; |
| uint32_t status; |
| |
| msg.type = SIR_LIM_UPDATE_BEACON; |
| |
| status = lim_post_msg_api(pMac, &msg); |
| |
| if (status != TX_SUCCESS) |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("Failed lim_post_msg_api %u"), status); |
| ) |
| break; |
| } |
| |
| case WNI_CFG_MPDU_DENSITY: |
| if (wlan_cfg_get_int(pMac, WNI_CFG_HT_AMPDU_PARAMS, &val1) != |
| eSIR_SUCCESS) { |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not retrieve HT AMPDU Param CFG")); |
| ) |
| break; |
| } |
| if (wlan_cfg_get_int(pMac, WNI_CFG_MPDU_DENSITY, &val2) != |
| eSIR_SUCCESS) { |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not retrieve MPDU Density CFG")); |
| ) |
| break; |
| } |
| val16 = (uint16_t) val1; |
| pAmpduParamInfo = (tSirMacHTParametersInfo *) &val16; |
| pAmpduParamInfo->mpduDensity = (uint8_t) val2; |
| if (cfg_set_int |
| (pMac, WNI_CFG_HT_AMPDU_PARAMS, |
| *(uint8_t *) pAmpduParamInfo) != eSIR_SUCCESS) |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not update HT AMPDU Param CFG")); |
| ) |
| |
| break; |
| case WNI_CFG_MAX_RX_AMPDU_FACTOR: |
| if (wlan_cfg_get_int(pMac, WNI_CFG_HT_AMPDU_PARAMS, &val1) != |
| eSIR_SUCCESS) { |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not retrieve HT AMPDU Param CFG")); |
| ) |
| break; |
| } |
| if (wlan_cfg_get_int(pMac, WNI_CFG_MAX_RX_AMPDU_FACTOR, &val2) != |
| eSIR_SUCCESS) { |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not retrieve AMPDU Factor CFG")); |
| ) |
| break; |
| } |
| val16 = (uint16_t) val1; |
| pAmpduParamInfo = (tSirMacHTParametersInfo *) &val16; |
| pAmpduParamInfo->maxRxAMPDUFactor = (uint8_t) val2; |
| if (cfg_set_int |
| (pMac, WNI_CFG_HT_AMPDU_PARAMS, |
| *(uint8_t *) pAmpduParamInfo) != eSIR_SUCCESS) |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not update HT AMPDU Param CFG")); |
| ) |
| break; |
| |
| case WNI_CFG_DOT11_MODE: |
| if (wlan_cfg_get_int(pMac, WNI_CFG_DOT11_MODE, &val1) != |
| eSIR_SUCCESS) { |
| PELOGE(lim_log |
| (pMac, LOGE, |
| FL("could not retrieve Dot11 Mode CFG")); |
| ) |
| break; |
| } |
| break; |
| |
| case WNI_CFG_SCAN_IN_POWERSAVE: |
| if (wlan_cfg_get_int(pMac, WNI_CFG_SCAN_IN_POWERSAVE, &val1) != |
| eSIR_SUCCESS) { |
| lim_log(pMac, LOGE, |
| FL("Unable to get WNI_CFG_SCAN_IN_POWERSAVE ")); |
| break; |
| } |
| pMac->lim.gScanInPowersave = (uint8_t) val1; |
| break; |
| |
| case WNI_CFG_ASSOC_STA_LIMIT: |
| if (wlan_cfg_get_int(pMac, WNI_CFG_ASSOC_STA_LIMIT, &val1) != |
| eSIR_SUCCESS) { |
| lim_log(pMac, LOGE, |
| FL("Unable to get WNI_CFG_ASSOC_STA_LIMIT")); |
| break; |
| } |
| pMac->lim.gLimAssocStaLimit = (uint16_t) val1; |
| break; |
| default: |
| break; |
| } |
| } /*** end lim_handle_cf_gparam_update() ***/ |
| |
| /** |
| * lim_apply_configuration() |
| * |
| ***FUNCTION: |
| * This function is called to apply the configured parameters |
| * before joining or reassociating with a BSS or starting a BSS. |
| * |
| ***PARAMS: |
| * |
| ***LOGIC: |
| * |
| ***ASSUMPTIONS: |
| * NA |
| * |
| ***NOTE: |
| * |
| * @param pMac - Pointer to Global MAC structure |
| * @return None |
| */ |
| |
| void lim_apply_configuration(tpAniSirGlobal pMac, tpPESession psessionEntry) |
| { |
| uint32_t val = 0, phyMode; |
| |
| PELOG2(lim_log(pMac, LOG2, FL("Applying config"));) |
| |
| psessionEntry->limSentCapsChangeNtf = false; |
| |
| lim_get_phy_mode(pMac, &phyMode, psessionEntry); |
| |
| /* Set default keyId and keys */ |
| lim_set_default_key_id_and_keys(pMac); |
| |
| lim_update_config(pMac, psessionEntry); |
| |
| lim_get_short_slot_from_phy_mode(pMac, psessionEntry, phyMode, |
| &psessionEntry->shortSlotTimeSupported); |
| |
| lim_set_cfg_protection(pMac, psessionEntry); |
| |
| /* Added for BT - AMP Support */ |
| if (LIM_IS_AP_ROLE(psessionEntry) || |
| LIM_IS_IBSS_ROLE(psessionEntry)) { |
| /* This check is required to ensure the beacon generation is not done |
| as a part of join request for a BT-AMP station */ |
| |
| if (psessionEntry->statypeForBss == STA_ENTRY_SELF) { |
| PELOG1(lim_log |
| (pMac, LOG1, |
| FL("Initializing BT-AMP beacon generation")); |
| ) |
| sch_set_beacon_interval(pMac, psessionEntry); |
| sch_set_fixed_beacon_fields(pMac, psessionEntry); |
| } |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_SCAN_IN_POWERSAVE, &val) != |
| eSIR_SUCCESS) { |
| lim_log(pMac, LOGP, |
| FL("could not retrieve WNI_CFG_SCAN_IN_POWERSAVE")); |
| return; |
| } |
| |
| PELOG1(lim_log(pMac, LOG1, FL("pMac->lim.gScanInPowersave = %hu"), |
| pMac->lim.gScanInPowersave); |
| ) |
| pMac->lim.gScanInPowersave = (uint8_t) val; |
| |
| } /*** end lim_apply_configuration() ***/ |
| |
| /** |
| * lim_update_config |
| * |
| * FUNCTION: |
| * Update the local state from CFG database |
| * (This used to be dphUpdateConfig) |
| * |
| * LOGIC: |
| * |
| * ASSUMPTIONS: |
| * |
| * NOTE: |
| * |
| * @param None |
| * @return None |
| */ |
| |
| static void lim_update_config(tpAniSirGlobal pMac, tpPESession psessionEntry) |
| { |
| uint32_t val; |
| |
| sir_copy_mac_addr(pMac->lim.gLimMyMacAddr, psessionEntry->selfMacAddr); |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_SHORT_PREAMBLE, &val) != eSIR_SUCCESS) |
| lim_log(pMac, LOGP, FL("cfg get short preamble failed")); |
| psessionEntry->beaconParams.fShortPreamble = (val) ? 1 : 0; |
| |
| /* In STA case this parameter is filled during the join request */ |
| if (LIM_IS_AP_ROLE(psessionEntry) || |
| LIM_IS_IBSS_ROLE(psessionEntry)) { |
| if (wlan_cfg_get_int(pMac, WNI_CFG_WME_ENABLED, &val) != |
| eSIR_SUCCESS) |
| lim_log(pMac, LOGP, FL("cfg get wme enabled failed")); |
| psessionEntry->limWmeEnabled = (val) ? 1 : 0; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_WSM_ENABLED, &val) != eSIR_SUCCESS) |
| lim_log(pMac, LOGP, FL("cfg get wsm enabled failed")); |
| psessionEntry->limWsmEnabled = (val) ? 1 : 0; |
| |
| if ((!psessionEntry->limWmeEnabled) && (psessionEntry->limWsmEnabled)) { |
| PELOGE(lim_log(pMac, LOGE, FL("Can't enable WSM without WME"));) |
| psessionEntry->limWsmEnabled = 0; |
| } |
| /* In STA , this parameter is filled during the join request */ |
| if (LIM_IS_AP_ROLE(psessionEntry) || LIM_IS_IBSS_ROLE(psessionEntry)) { |
| if (wlan_cfg_get_int(pMac, WNI_CFG_QOS_ENABLED, &val) != |
| eSIR_SUCCESS) |
| lim_log(pMac, LOGP, FL("cfg get qos enabled failed")); |
| psessionEntry->limQosEnabled = (val) ? 1 : 0; |
| } |
| if (wlan_cfg_get_int(pMac, WNI_CFG_HCF_ENABLED, &val) != eSIR_SUCCESS) |
| lim_log(pMac, LOGP, FL("cfg get hcf enabled failed")); |
| psessionEntry->limHcfEnabled = (val) ? 1 : 0; |
| |
| /* AP: WSM should enable HCF as well, for STA enable WSM only after */ |
| /* association response is received */ |
| if (psessionEntry->limWsmEnabled && LIM_IS_AP_ROLE(psessionEntry)) |
| psessionEntry->limHcfEnabled = 1; |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_11D_ENABLED, &val) != eSIR_SUCCESS) |
| lim_log(pMac, LOGP, FL("cfg get 11d enabled failed")); |
| psessionEntry->lim11dEnabled = (val) ? 1 : 0; |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_ASSOC_STA_LIMIT, &val) != eSIR_SUCCESS) { |
| lim_log(pMac, LOGP, FL("cfg get assoc sta limit failed")); |
| } |
| pMac->lim.gLimAssocStaLimit = (uint16_t) val; |
| |
| PELOG1(lim_log(pMac, LOG1, FL("Updated Lim shadow state based on CFG"));) |
| } |