| /* |
| * Copyright (c) 2012-2013, 2016-2017 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. |
| */ |
| |
| /*=========================================================================== |
| |
| s a p A p i L i n k C n t l . C |
| |
| OVERVIEW: |
| |
| This software unit holds the implementation of the WLAN SAP modules |
| Link Control functions. |
| |
| The functions externalized by this module are to be called ONLY by other |
| WLAN modules (HDD) |
| |
| DEPENDENCIES: |
| |
| Are listed for each API below. |
| |
| |
| ===========================================================================*/ |
| |
| /*=========================================================================== |
| |
| EDIT HISTORY FOR FILE |
| |
| |
| This section contains comments describing changes made to the module. |
| Notice that changes are listed in reverse chronological order. |
| |
| |
| $Header: /cygdrive/c/Dropbox/M7201JSDCAAPAD52240B/WM/platform/msm7200/Src/Drivers/SD/ClientDrivers/WLAN/QCT_SAP_PAL/CORE/SAP/src/sapApiLinkCntl.c,v 1.7 2008/12/18 19:44:11 jzmuda Exp jzmuda $$DateTime$$Author: jzmuda $ |
| |
| |
| when who what, where, why |
| ---------- --- -------------------------------------------------------- |
| 2010-03-15 Created module |
| |
| ===========================================================================*/ |
| |
| /*---------------------------------------------------------------------------- |
| * Include Files |
| * -------------------------------------------------------------------------*/ |
| #include "vos_trace.h" |
| // Pick up the CSR callback definition |
| #include "csrApi.h" |
| #include "sme_Api.h" |
| // SAP Internal API header file |
| #include "sapInternal.h" |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| #include "vos_utils.h" |
| #endif |
| |
| /*---------------------------------------------------------------------------- |
| * Preprocessor Definitions and Constants |
| * -------------------------------------------------------------------------*/ |
| #define SAP_DEBUG |
| |
| /*---------------------------------------------------------------------------- |
| * Type Declarations |
| * -------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| * Global Data Definitions |
| * -------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| * Static Variable Definitions |
| * -------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| * Static Function Declarations and Definitions |
| * -------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| * Externalized Function Definitions |
| * -------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| * Function Declarations and Documentation |
| * -------------------------------------------------------------------------*/ |
| |
| /*========================================================================== |
| FUNCTION sapSetOperatingChannel() |
| |
| DESCRIPTION |
| Set SAP Operating Channel |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| *pContext : The second context pass in for the caller (sapContext) |
| operChannel : SAP Operating Channel |
| |
| RETURN VALUE |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| |
| void sapSetOperatingChannel(ptSapContext psapContext, v_U8_t operChannel) |
| { |
| v_U8_t i = 0; |
| v_U32_t event; |
| tHalHandle hHal = NULL; |
| uint32_t operating_band = 0; |
| |
| hHal = VOS_GET_HAL_CB(psapContext->pvosGCtx); |
| if (NULL == hHal) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| "hHal is NULL in %s", __func__); |
| return; |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("SAP Channel : %d"), psapContext->channel); |
| |
| if (operChannel == SAP_CHANNEL_NOT_SELECTED) |
| #ifdef SOFTAP_CHANNEL_RANGE |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("No suitable channel selected")); |
| |
| if ( eCSR_BAND_ALL == psapContext->scanBandPreference || |
| psapContext->allBandScanned == eSAP_TRUE) |
| { |
| if(psapContext->channelList != NULL) |
| { |
| psapContext->channel = SAP_CHANNEL_NOT_SELECTED; |
| for ( i = 0 ; i < psapContext->numofChannel ; i++) |
| { |
| if (NV_CHANNEL_ENABLE == |
| vos_nv_getChannelEnabledState(psapContext->channelList[i])) |
| { |
| psapContext->channel = psapContext->channelList[i]; |
| break; |
| } |
| } |
| } |
| |
| /* |
| * In case if channel is not selected then channel |
| * to be selected based on band configured in .ini |
| */ |
| if (!psapContext->channel) |
| { |
| ccmCfgGetInt(hHal, WNI_CFG_SAP_CHANNEL_SELECT_OPERATING_BAND, |
| &operating_band); |
| if (operating_band == eSAP_RF_SUBBAND_5_LOW_GHZ || |
| operating_band == eSAP_RF_SUBBAND_5_MID_GHZ || |
| operating_band == eSAP_RF_SUBBAND_5_HIGH_GHZ) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Default channel selection from band %d"), |
| operating_band); |
| |
| (operating_band == eSAP_RF_SUBBAND_5_LOW_GHZ) ? |
| (psapContext->channel = |
| SAP_DEFAULT_LOW_5GHZ_CHANNEL) : |
| (operating_band == eSAP_RF_SUBBAND_5_MID_GHZ) ? |
| (psapContext->channel = |
| SAP_DEFAULT_MID_5GHZ_CHANNEL) : |
| (operating_band == eSAP_RF_SUBBAND_5_HIGH_GHZ) ? |
| (psapContext->channel = |
| SAP_DEFAULT_HIGH_5GHZ_CHANNEL) : 0; |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("channel selected to start bss %d"), |
| psapContext->channel); |
| } |
| else |
| { |
| psapContext->channel = SAP_DEFAULT_24GHZ_CHANNEL; |
| } |
| } |
| } |
| else |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Has scan band preference")); |
| if (eCSR_BAND_24 == psapContext->currentPreferredBand) |
| psapContext->currentPreferredBand = eCSR_BAND_5G; |
| else |
| psapContext->currentPreferredBand = eCSR_BAND_24; |
| |
| psapContext->allBandScanned = eSAP_TRUE; |
| //go back to DISCONNECT state, scan next band |
| psapContext->sapsMachine = eSAP_DISCONNECTED; |
| event = eSAP_CHANNEL_SELECTION_FAILED; |
| } |
| } |
| #else |
| psapContext->channel = SAP_DEFAULT_24GHZ_CHANNEL; |
| #endif |
| else |
| { |
| psapContext->channel = operChannel; |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("SAP Channel : %d"), psapContext->channel); |
| } |
| |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| /*========================================================================== |
| FUNCTION sap_ht2040_timer_cb() |
| |
| DESCRIPTION |
| SAP HT40 timer CallBack, Once this function execute it will move SAP |
| from HT20 to HT40 |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| usrDataForCallback : The second context pass in for the caller (sapContext) |
| |
| RETURN VALUE |
| SIDE EFFECTS |
| ============================================================================*/ |
| void sap_ht2040_timer_cb(v_PVOID_t usrDataForCallback) |
| { |
| v_U8_t cbMode; |
| tHalHandle hHal; |
| eHalStatus halStatus = eHAL_STATUS_SUCCESS; |
| ptSapContext sapContext = (ptSapContext)usrDataForCallback; |
| eSapPhyMode sapPhyMode; |
| |
| hHal = (tHalHandle)vos_get_context( VOS_MODULE_ID_SME, |
| sapContext->pvosGCtx); |
| if (NULL == hHal) |
| { |
| /* we have a serious problem */ |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_FATAL, |
| FL("Invalid hHal")); |
| return; |
| } |
| |
| cbMode = sme_GetChannelBondingMode24G(hHal); |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Current Channel bonding : %d"), cbMode); |
| |
| if(cbMode) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_FATAL, |
| FL("Already in HT40 Channel bonding : %d"), cbMode); |
| return; |
| } |
| |
| sapPhyMode = |
| sapConvertSapPhyModeToCsrPhyMode(sapContext->csrRoamProfile.phyMode); |
| |
| sme_SelectCBMode(hHal, sapPhyMode, |
| sapContext->channel, eHT_MAX_CHANNEL_WIDTH); |
| |
| cbMode = sme_GetChannelBondingMode24G(hHal); |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Selected Channel bonding : %d"), cbMode); |
| |
| if(cbMode) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Move SAP from HT20 to HT40")); |
| |
| if (cbMode == eCSR_INI_DOUBLE_CHANNEL_HIGH_PRIMARY) |
| cbMode = PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; |
| else if (cbMode == eCSR_INI_DOUBLE_CHANNEL_LOW_PRIMARY) |
| cbMode = PHY_DOUBLE_CHANNEL_LOW_PRIMARY; |
| |
| halStatus = sme_SetHT2040Mode(hHal, sapContext->sessionId, cbMode); |
| |
| if (halStatus == eHAL_STATUS_FAILURE ) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to change HT20/40 mode")); |
| } |
| } |
| } |
| |
| /*========================================================================== |
| FUNCTION sapCheckHT2040CoexAction() |
| |
| DESCRIPTION |
| Check 20/40 Coex Info |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| ptSapContext : The second context pass in for the caller (sapContext) |
| tpSirHT2040CoexInfoInd : 20/40 Coex info |
| |
| RETURN VALUE |
| The eHalStatus code associated with performing the operation |
| |
| eHAL_STATUS_SUCCESS: Success |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| void sapCheckHT2040CoexAction(ptSapContext psapCtx, |
| tpSirHT2040CoexInfoInd pSmeHT2040CoexInfoInd) |
| { |
| v_U8_t i; |
| v_U8_t isHT40Allowed = 1; |
| tHalHandle hHal; |
| v_U8_t cbMode; |
| eHalStatus halStatus; |
| VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| unsigned int delay; |
| |
| /* tHalHandle */ |
| hHal = VOS_GET_HAL_CB(psapCtx->pvosGCtx); |
| |
| if (NULL == hHal) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("In invalid hHal")); |
| return; |
| } |
| |
| // Get Channel Bonding Mode |
| cbMode = sme_GetChannelBondingMode24G(hHal); |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Current Channel Bonding Mode: %d"), |
| cbMode); |
| |
| if (pSmeHT2040CoexInfoInd->HT20MHzBssWidthReq) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("20 MHz BSS width request bit is " |
| "set in 20/40 coexistence info")); |
| isHT40Allowed = 0; |
| } |
| |
| if (pSmeHT2040CoexInfoInd->HT40MHzIntolerant) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("40 MHz intolerant bit is set in " |
| "20/40 coexistence info")); |
| isHT40Allowed = 0; |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Total Reported 20/40 BSS Intolerant Channels :%d"), |
| pSmeHT2040CoexInfoInd->channel_num); |
| |
| if ((0 == psapCtx->affected_start) && (0 == psapCtx->affected_end)) |
| { |
| if (!sapGet24GOBSSAffectedChannel(hHal, psapCtx)) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to get OBSS Affected Channel " |
| "Range for Channel: %d"), psapCtx->channel); |
| return; |
| } |
| /* Update to Original Channel Bonding for 2.4GHz */ |
| sme_UpdateChannelBondingMode24G(hHal, cbMode); |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("OBSS Affected Channel Range : [%d %d]"), |
| psapCtx->affected_start, psapCtx->affected_end); |
| |
| if (pSmeHT2040CoexInfoInd->channel_num) |
| { |
| for(i = 0; i < pSmeHT2040CoexInfoInd->channel_num; i++) |
| { |
| if ((pSmeHT2040CoexInfoInd->HT2040BssIntoChanReport[i] > |
| psapCtx->affected_start) |
| && (pSmeHT2040CoexInfoInd->HT2040BssIntoChanReport[i] < |
| psapCtx->affected_end)) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("BSS Intolerant Channel: %d within OBSS" |
| " Affected Channel Range : [%d %d]"), |
| pSmeHT2040CoexInfoInd->HT2040BssIntoChanReport[i], |
| psapCtx->affected_start, psapCtx->affected_end); |
| isHT40Allowed = 0; |
| break; |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Reported 20/40 BSS Intolerant Channel:%d " |
| " is Out of OBSS Affected Channel Range : [%d %d]"), |
| pSmeHT2040CoexInfoInd->HT2040BssIntoChanReport[i], |
| psapCtx->affected_start, psapCtx->affected_end); |
| } |
| } |
| |
| if (!isHT40Allowed) |
| { |
| if(cbMode) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Move SAP from HT40 to HT20")); |
| |
| halStatus = sme_SetHT2040Mode(hHal, psapCtx->sessionId, |
| PHY_SINGLE_CHANNEL_CENTERED); |
| if (halStatus == eHAL_STATUS_FAILURE) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to change HT20/40 mode")); |
| return; |
| } |
| |
| /* Disable Channel Bonding for 2.4GHz */ |
| sme_UpdateChannelBondingMode24G(hHal, |
| PHY_SINGLE_CHANNEL_CENTERED); |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("SAP is Already in HT20")); |
| |
| if ((!sapCheckHT40SecondaryIsNotAllowed(psapCtx)) |
| && (!psapCtx->numHT40IntoSta)) |
| { |
| /* Stop Previous Running HT20/40 Timer & Start timer |
| with (OBSS TransitionDelayFactor * obss interval) |
| delay after time out move AP from HT20 -> HT40 |
| mode |
| */ |
| if (VOS_TIMER_STATE_RUNNING == psapCtx->sap_HT2040_timer.state) |
| { |
| vosStatus = vos_timer_stop(&psapCtx->sap_HT2040_timer); |
| if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to Stop HT20/40 timer")); |
| } |
| |
| delay = psapCtx->ObssScanInterval * psapCtx->ObssTransitionDelayFactor; |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Start HT20/40 itransition" |
| " timer (%d sec)"), delay); |
| |
| vosStatus = vos_timer_start( &psapCtx->sap_HT2040_timer, |
| (delay * 1000)); |
| |
| if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to Start HT20/40 timer")); |
| } |
| } |
| return; |
| } |
| |
| /*========================================================================== |
| FUNCTION sapCheckFor20MhzObss() |
| |
| DESCRIPTION |
| Check 20 MHz Overlapping BSS |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| channelNumber : Peer BSS Operating Channel |
| tpSirProbeRespBeacon: Pointer to Beacon Struct |
| ptSapContext: Pointer to SAP Context |
| |
| RETURN VALUE |
| v_U8_t : Success - Found OBSS BSS, Fail - zero |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| |
| eHalStatus sapCheckFor20MhzObss(v_U8_t channelNumber, |
| tpSirProbeRespBeacon pBeaconStruct, |
| ptSapContext psapCtx) |
| { |
| |
| v_U16_t secondaryChannelOffset; |
| eHalStatus halStatus = eHAL_STATUS_SUCCESS; |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("channelNumber: %d BSS: %s"), channelNumber, |
| pBeaconStruct->ssId.ssId); |
| |
| if (channelNumber < psapCtx->affected_start |
| || channelNumber > psapCtx->affected_end) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("channelNumber: %d out of Affetced Channel Range: [%d,%d]"), |
| channelNumber, psapCtx->affected_start, |
| psapCtx->affected_end); |
| return halStatus; |
| } |
| |
| if (!pBeaconStruct->HTCaps.present) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Found overlapping legacy BSS: %s on Channel : %d"), |
| pBeaconStruct->ssId.ssId, channelNumber); |
| halStatus = eHAL_STATUS_FAILURE; |
| return halStatus; |
| } |
| |
| if (pBeaconStruct->HTInfo.present) |
| { |
| secondaryChannelOffset = pBeaconStruct->HTInfo.secondaryChannelOffset; |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("BSS: %s secondaryChannelOffset: %d on Channel : %d"), |
| pBeaconStruct->ssId.ssId, secondaryChannelOffset, |
| channelNumber); |
| if (PHY_SINGLE_CHANNEL_CENTERED == secondaryChannelOffset) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Found overlapping 20 MHz HT BSS: %s on Channel : %d"), |
| pBeaconStruct->ssId.ssId, channelNumber); |
| halStatus = eHAL_STATUS_FAILURE; |
| return halStatus; |
| } |
| } |
| return halStatus; |
| } |
| |
| /*========================================================================== |
| FUNCTION sapGetPrimarySecondaryChannelOfBss() |
| |
| DESCRIPTION |
| Get Primary & Seconary Channel of Overlapping BSS |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| tpSirProbeRespBeacon: Pointer to Beacon Struct |
| pri_chan : Primary Operating Channel |
| sec_chan : Seconary Operating Channel |
| |
| RETURN VALUE |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| |
| void sapGetPrimarySecondaryChannelOfBss(tpSirProbeRespBeacon pBeaconStruct, |
| v_U32_t *pri_chan, v_U32_t *sec_chan) |
| { |
| v_U16_t secondaryChannelOffset; |
| *pri_chan = 0; |
| *sec_chan = 0; |
| |
| if (pBeaconStruct->HTInfo.present) |
| { |
| *pri_chan = pBeaconStruct->HTInfo.primaryChannel; |
| secondaryChannelOffset = pBeaconStruct->HTInfo.secondaryChannelOffset; |
| if (PHY_DOUBLE_CHANNEL_LOW_PRIMARY == secondaryChannelOffset) |
| *sec_chan = *pri_chan + 4; |
| else if (PHY_DOUBLE_CHANNEL_HIGH_PRIMARY == secondaryChannelOffset) |
| *sec_chan = *pri_chan - 4; |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("BSS Primary & Secondary Channel : %d %d "), |
| *pri_chan, *sec_chan); |
| } |
| |
| /*========================================================================== |
| FUNCTION sapCheckHT40SecondaryIsNotAllowed() |
| |
| DESCRIPTION |
| Check HT40 Channel Secondary is Allowed |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| ptSapContext: Pointer to SAP Context |
| |
| RETURN VALUE |
| v_U8_t : Success - HT40 Allowed in Selected Channale Pair |
| Fail - HT40 Not Allowed |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| |
| eHalStatus sapCheckHT40SecondaryIsNotAllowed(ptSapContext psapCtx) |
| { |
| v_U8_t count; |
| v_U8_t fValidChannel = 0; |
| eHalStatus halStatus = eHAL_STATUS_SUCCESS; |
| #ifdef FEATURE_WLAN_CH_AVOID |
| int i; |
| v_U16_t unsafeChannelList[NUM_20MHZ_RF_CHANNELS]; |
| v_U16_t unsafeChannelCount; |
| #endif /* FEATURE_WLAN_CH_AVOID */ |
| |
| /* Verify that HT40 secondary channel is an allowed 20 MHz |
| * channel */ |
| for (count = RF_CHAN_1; count <= RF_CHAN_14; count++) |
| { |
| if ((regChannels[count].enabled) |
| && (rfChannels[count].channelNum == psapCtx->sap_sec_chan)) |
| { |
| fValidChannel = TRUE; |
| break; |
| } |
| } |
| |
| #ifdef FEATURE_WLAN_CH_AVOID |
| /* Get unsafe cahnnel list from cached location */ |
| vos_get_wlan_unsafe_channel(unsafeChannelList, |
| sizeof(unsafeChannelList), |
| &unsafeChannelCount); |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Unsafe Channel count %d" |
| " SAP Secondary Channel: %d"), |
| unsafeChannelCount, psapCtx->sap_sec_chan); |
| |
| for (i = 0; i < unsafeChannelCount; i++) |
| { |
| if ((psapCtx->sap_sec_chan == unsafeChannelList[i])) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Unsafe Channel %d SAP Secondary Channel: %d"), |
| unsafeChannelList[i], psapCtx->sap_sec_chan); |
| fValidChannel = FALSE; |
| break; |
| } |
| } |
| #endif /* FEATURE_WLAN_CH_AVOID */ |
| |
| if (!fValidChannel) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("HT40 In Secondary Channel : %d not allowed"), |
| psapCtx->sap_sec_chan); |
| |
| halStatus = eHAL_STATUS_FAILURE; |
| return halStatus; |
| } |
| |
| return halStatus; |
| } |
| |
| /*========================================================================== |
| FUNCTION sapGet24GOBSSAffectedChannel() |
| |
| DESCRIPTION |
| Get OBSS Affected Channel Range |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| tHalHandle : tHalHandle passed in with Affected Channel |
| ptSapContext: Pointer to SAP Context |
| |
| RETURN VALUE |
| v_U8_t : Success - Able to get AffectedChannel |
| Fail - Fail to get AffectedChannel |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| |
| eHalStatus sapGet24GOBSSAffectedChannel(tHalHandle halHandle, |
| ptSapContext psapCtx) |
| { |
| |
| v_U8_t cbMode; |
| v_U32_t pri_freq, sec_freq; |
| v_U32_t affected_start_freq, affected_end_freq; |
| eSapPhyMode sapPhyMode; |
| eHalStatus halStatus; |
| |
| pri_freq = vos_chan_to_freq(psapCtx->channel); |
| |
| sapPhyMode = |
| sapConvertSapPhyModeToCsrPhyMode(psapCtx->csrRoamProfile.phyMode); |
| |
| sme_SelectCBMode(halHandle, sapPhyMode, |
| psapCtx->channel, eHT_MAX_CHANNEL_WIDTH); |
| |
| cbMode = sme_GetChannelBondingMode24G(halHandle); |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Selected Channel bonding : %d"), cbMode); |
| |
| if (cbMode == eCSR_INI_DOUBLE_CHANNEL_HIGH_PRIMARY) |
| sec_freq = pri_freq - 20; |
| else if (cbMode == eCSR_INI_DOUBLE_CHANNEL_LOW_PRIMARY) |
| sec_freq = pri_freq + 20; |
| else |
| sec_freq = eCSR_INI_SINGLE_CHANNEL_CENTERED; |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Primary Freq : %d MHz Secondary Freq : %d MHz"), |
| pri_freq, sec_freq); |
| |
| if (sec_freq) |
| { |
| /* As per 802.11 Std, Section 10.15.3.2 */ |
| affected_start_freq = (pri_freq + sec_freq) / 2 - 25; |
| affected_end_freq = (pri_freq + sec_freq) / 2 + 25; |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Affected Start Freq: %d MHz Affected End Freq : %d MHz"), |
| affected_start_freq, affected_end_freq); |
| |
| psapCtx->affected_start = vos_freq_to_chan(affected_start_freq); |
| |
| /* As there is no channel availabe for 2397 & 2402 Frequency |
| * Hence taking valid channel 1 (Freq 2412) here |
| */ |
| if (affected_start_freq < 2412) |
| psapCtx->affected_start = 1; |
| |
| psapCtx->affected_end = vos_freq_to_chan(affected_end_freq); |
| |
| /* As there is no channel availabe for 2477 & 2482 Frequency |
| * Hence taking lower channel 13 (Freq 2472) here. |
| */ |
| if ((2477 == (affected_end_freq)) || (2482 == affected_end_freq)) |
| { |
| psapCtx->affected_end = 13; |
| } |
| else if (2487 == affected_end_freq) |
| { |
| /* As there is no channel availabe for 2487 Frequency |
| * Hence taking lower channel 14 (Freq 2484) here. |
| */ |
| psapCtx->affected_end = 14; |
| } |
| |
| psapCtx->sap_sec_chan = vos_freq_to_chan(sec_freq); |
| |
| halStatus = eHAL_STATUS_SUCCESS; |
| return halStatus; |
| } |
| else |
| { |
| psapCtx->affected_start = 0; |
| psapCtx->affected_end = 0; |
| psapCtx->sap_sec_chan = 0; |
| halStatus = eHAL_STATUS_FAILURE; |
| return halStatus; |
| } |
| } |
| |
| /*========================================================================== |
| FUNCTION sapCheck40Mhz24G |
| |
| DESCRIPTION |
| Check HT40 is possible in 2.4GHz mode |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| halHandle : Pointer to HAL handle |
| ptSapContext : Pointer to SAP Context |
| pResult : Pointer to tScanResultHandle |
| |
| RETURN VALUE |
| v_U8_t : Success - HT40 Possible, Fail - zero |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| |
| eHalStatus sapCheck40Mhz24G(tHalHandle halHandle, ptSapContext psapCtx, |
| tScanResultHandle pResult) |
| { |
| v_U32_t pri_chan, sec_chan; |
| v_U32_t ieLen = 0; |
| v_U8_t channelNumber = 0; |
| tSirProbeRespBeacon *pBeaconStruct; |
| tCsrScanResultInfo *pScanResult; |
| tpAniSirGlobal pMac = (tpAniSirGlobal) halHandle; |
| eHalStatus halStatus = eHAL_STATUS_FAILURE; |
| |
| if ( (0 == psapCtx->affected_start) && (0 == psapCtx->affected_end) |
| && (0 == psapCtx->sap_sec_chan)) |
| { |
| if (eHAL_STATUS_SUCCESS != |
| sapGet24GOBSSAffectedChannel(halHandle, psapCtx)) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to get OBSS Affected Channel Range for Channel: %d"), |
| psapCtx->channel); |
| return halStatus; |
| } |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("40 MHz affected channel range: [%d,%d] MHz"), |
| psapCtx->affected_start, psapCtx->affected_end); |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("SAP Primary & Secondary Channel : [%d,%d] MHz"), |
| psapCtx->channel, psapCtx->sap_sec_chan); |
| |
| pBeaconStruct = vos_mem_malloc(sizeof(tSirProbeRespBeacon)); |
| if ( NULL == pBeaconStruct ) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Unable to allocate memory ")); |
| return halStatus; |
| } |
| |
| /* Check neighboring BSSes from scan result to see whether 40 MHz is |
| * allowed per IEEE Std 802.11-2012, 10.15.3.2 */ |
| pScanResult = sme_ScanResultGetFirst(halHandle, pResult); |
| |
| while (pScanResult) |
| { |
| |
| /* if the Beacon has channel ID, use it other wise we will |
| * rely on the channelIdSelf |
| */ |
| if(pScanResult->BssDescriptor.channelId == 0) |
| channelNumber = pScanResult->BssDescriptor.channelIdSelf; |
| else |
| channelNumber = pScanResult->BssDescriptor.channelId; |
| |
| if (channelNumber > SIR_11B_CHANNEL_END) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("channelNumber: %d BSS: %s"), |
| channelNumber, pBeaconStruct->ssId.ssId); |
| goto NextResult; |
| } |
| |
| if ((pScanResult->BssDescriptor.ieFields != NULL)) |
| { |
| ieLen = GET_IE_LEN_IN_BSS(pScanResult->BssDescriptor.length); |
| vos_mem_set((tANI_U8 *) pBeaconStruct, |
| sizeof(tSirProbeRespBeacon), 0); |
| |
| if ((eSIR_SUCCESS == sirParseBeaconIE(pMac, pBeaconStruct, |
| (tANI_U8 *)( pScanResult->BssDescriptor.ieFields), ieLen))) |
| { |
| /* Check Peer BSS is HT20 or Legacy AP */ |
| if (eHAL_STATUS_SUCCESS != |
| sapCheckFor20MhzObss(channelNumber, pBeaconStruct, |
| psapCtx)) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Overlapping 20 MHz BSS is found")); |
| vos_mem_free(pBeaconStruct); |
| return halStatus; |
| } |
| |
| sapGetPrimarySecondaryChannelOfBss(pBeaconStruct, |
| &pri_chan, &sec_chan); |
| |
| /* Check peer BSS Operating channel is not within OBSS affected |
| * channel range |
| */ |
| if ((pri_chan < psapCtx->affected_start |
| || pri_chan > psapCtx->affected_end) |
| && (sec_chan < psapCtx->affected_start |
| || sec_chan > psapCtx->affected_end)) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Peer BSS: %s Primary & Secondary Channel [%d %d]" |
| "is out of affected Range: [%d %d]"), |
| pBeaconStruct->ssId.ssId, pri_chan, sec_chan, |
| psapCtx->affected_start, psapCtx->affected_end); |
| goto NextResult; /* not within affected channel range */ |
| } |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Neighboring BSS: %s Primary & Secondary Channel [%d %d]"), |
| pBeaconStruct->ssId.ssId, pri_chan, sec_chan); |
| |
| if (sec_chan) |
| { |
| /* Peer BSS is HT40 capable then check peer BSS |
| * primary & secondary channel with SAP |
| * Primary & Secondary channel. |
| */ |
| if ((psapCtx->channel != pri_chan) |
| || (psapCtx->sap_sec_chan != sec_chan)) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("40 MHz Pri/Sec channel : [%d %d]" |
| " missmatch with BSS: %s" |
| " Pri/Sec channel : [%d %d]"), |
| psapCtx->channel, psapCtx->sap_sec_chan, |
| pBeaconStruct->ssId.ssId, pri_chan, sec_chan); |
| vos_mem_free(pBeaconStruct); |
| return halStatus; |
| } |
| } |
| |
| if (pBeaconStruct->HTCaps.present) |
| { |
| /* Check Peer BSS HT capablity has 40MHz Intolerant bit */ |
| if (pBeaconStruct->HTCaps.stbcControlFrame) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Found BSS: %s with 40 MHz" |
| "Intolerant is set on Channel : %d"), |
| pBeaconStruct->ssId.ssId, |
| channelNumber); |
| vos_mem_free(pBeaconStruct); |
| return halStatus; |
| } |
| } |
| } |
| else |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Failed to Parse the Beacon IEs")); |
| } |
| } |
| else |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("BSS IEs Failed is NULL in Scan")); |
| } |
| |
| NextResult: |
| pScanResult = sme_ScanResultGetNext(halHandle, pResult); |
| } |
| vos_mem_free(pBeaconStruct); |
| |
| if (psapCtx->sap_sec_chan) |
| { |
| if (eHAL_STATUS_SUCCESS == sapCheckHT40SecondaryIsNotAllowed(psapCtx)) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("Start SAP/P2P GO in HT 40MHz " |
| "Primary & Secondary Channel: [%d %d]"), |
| psapCtx->channel, psapCtx->sap_sec_chan); |
| halStatus = eHAL_STATUS_SUCCESS; |
| return halStatus; |
| } |
| } |
| |
| return halStatus; |
| } |
| #endif |
| |
| /*========================================================================== |
| FUNCTION WLANSAP_ScanCallback() |
| |
| DESCRIPTION |
| Callback for Scan (scan results) Events |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| tHalHandle : tHalHandle passed in with the scan request |
| *pContext : The second context pass in for the caller (sapContext) |
| scanID : scanID got after the scan |
| status : Status of scan -success, failure or abort |
| |
| RETURN VALUE |
| The eHalStatus code associated with performing the operation |
| |
| eHAL_STATUS_SUCCESS: Success |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| eHalStatus |
| WLANSAP_ScanCallback |
| ( |
| tHalHandle halHandle, |
| void *pContext, /* Opaque SAP handle */ |
| v_U32_t scanID, |
| eCsrScanStatus scanStatus |
| ) |
| { |
| tScanResultHandle pResult = NULL; |
| eHalStatus scanGetResultStatus = eHAL_STATUS_FAILURE; |
| ptSapContext psapContext = (ptSapContext)pContext; |
| void *pTempHddCtx; |
| tWLAN_SAPEvent sapEvent; /* State machine event */ |
| v_U8_t operChannel = 0; |
| VOS_STATUS sapstatus; |
| v_U32_t event; |
| eSapPhyMode sapPhyMode; |
| |
| /*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ |
| |
| pTempHddCtx = vos_get_context( VOS_MODULE_ID_HDD, |
| psapContext->pvosGCtx); |
| if (NULL == pTempHddCtx) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_FATAL, |
| "HDD context is NULL"); |
| return eHAL_STATUS_FAILURE; |
| } |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| "In %s, before switch on scanStatus = %d", __func__, scanStatus); |
| |
| switch (scanStatus) |
| { |
| case eCSR_SCAN_SUCCESS: |
| // sapScanCompleteCallback with eCSR_SCAN_SUCCESS |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| "In %s, CSR scanStatus = %s (%d)", __func__, |
| "eCSR_SCAN_SUCCESS", scanStatus); |
| |
| /* Get scan results, Run channel selection algorithm, |
| * select channel and keep in pSapContext->Channel |
| */ |
| scanGetResultStatus = sme_ScanGetResult(halHandle, 0, NULL, |
| &pResult); |
| |
| event = eSAP_MAC_SCAN_COMPLETE; |
| |
| if ((scanGetResultStatus != eHAL_STATUS_SUCCESS) |
| && (scanGetResultStatus != eHAL_STATUS_E_NULL_VALUE)) |
| { |
| // No scan results |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| "In %s, Get scan result failed! ret = %d", |
| __func__, scanGetResultStatus); |
| sapSetOperatingChannel(psapContext, operChannel); |
| break; |
| } |
| |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| if (psapContext->channel == AUTO_CHANNEL_SELECT) |
| #endif |
| { |
| operChannel = sapSelectChannel(halHandle, psapContext, pResult); |
| sapSetOperatingChannel(psapContext, operChannel); |
| } |
| |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| if ((psapContext->channel <= SIR_11B_CHANNEL_END) |
| && (psapContext->channel > 0)) |
| { |
| if (eHAL_STATUS_SUCCESS != |
| sapCheck40Mhz24G(halHandle, psapContext, pResult)) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Starting SAP into HT20")); |
| /* Disable Channel Bonding for 2.4GHz */ |
| sme_UpdateChannelBondingMode24G(halHandle, |
| PHY_SINGLE_CHANNEL_CENTERED); |
| } |
| } |
| #endif |
| sme_ScanResultPurge(halHandle, pResult); |
| break; |
| |
| default: |
| event = eSAP_CHANNEL_SELECTION_FAILED; |
| if (psapContext->channel == AUTO_CHANNEL_SELECT) |
| sapSetOperatingChannel(psapContext, operChannel); |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("Starting SAP into HT20")); |
| /* Disable Channel Bonding for 2.4GHz */ |
| sme_UpdateChannelBondingMode24G(halHandle, |
| PHY_SINGLE_CHANNEL_CENTERED); |
| #endif |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("CSR scanStatus = %s (%d)"), |
| "eCSR_SCAN_ABORT/FAILURE", scanStatus); |
| } |
| |
| |
| sapPhyMode = |
| sapConvertSapPhyModeToCsrPhyMode(psapContext->csrRoamProfile.phyMode); |
| |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| if (psapContext->channel > SIR_11B_CHANNEL_END) |
| #endif |
| sme_SelectCBMode(halHandle, sapPhyMode, |
| psapContext->channel, eHT_MAX_CHANNEL_WIDTH); |
| |
| #ifdef SOFTAP_CHANNEL_RANGE |
| if(psapContext->channelList != NULL) |
| { |
| /* Always free up the memory for channel selection whatever |
| * the result */ |
| vos_mem_free(psapContext->channelList); |
| psapContext->channelList = NULL; |
| } |
| #endif |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| "In %s, Channel selected = %d", __func__, psapContext->channel); |
| |
| /* Fill in the event structure */ |
| sapEvent.event = event; |
| sapEvent.params = 0; // pCsrRoamInfo; |
| sapEvent.u1 = scanStatus; // roamstatus |
| sapEvent.u2 = 0; // roamResult |
| |
| /* Handle event */ |
| sapstatus = sapFsm(psapContext, &sapEvent); |
| |
| return sapstatus; |
| }// WLANSAP_ScanCallback |
| |
| /** |
| * sap_roam_process_ecsa_bcn_tx_ind() - handles the case for |
| * eCSR_ROAM_ECSA_BCN_TX_IND in wlansap_roam_callback() |
| * @hal: hal global context |
| * @sap_ctx: sap context |
| * |
| * Return: VOS_STATUS |
| */ |
| static VOS_STATUS sap_roam_process_ecsa_bcn_tx_ind(tHalHandle hHal, |
| ptSapContext sap_ctx) |
| { |
| tWLAN_SAPEvent sap_event; |
| VOS_STATUS qdf_status; |
| |
| if (eSAP_STARTED != sap_ctx->sapsMachine) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_WARN, |
| FL("eCSR_ROAM_ECSA_BCN_TX_IND received in (%d) state"), |
| sap_ctx->sapsMachine); |
| return VOS_STATUS_E_INVAL; |
| } |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("sapdfs: from state eSAP_STARTED => eSAP_DISCONNECTING")); |
| /* SAP to be moved to DISCONNECTING state */ |
| sap_ctx->sapsMachine = eSAP_DISCONNECTING; |
| |
| /* Send channel switch request */ |
| sap_event.event = eWNI_ECSA_TX_COMPLETED; |
| sap_event.params = 0; |
| sap_event.u1 = 0; |
| sap_event.u2 = 0; |
| /* Handle event */ |
| qdf_status = sapFsm(sap_ctx, &sap_event); |
| if (!VOS_IS_STATUS_SUCCESS(qdf_status)) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("post chnl chng req failed, sap[%pK]"), sap_ctx); |
| return VOS_STATUS_E_FAILURE; |
| } |
| return VOS_STATUS_SUCCESS; |
| } |
| |
| /** |
| * sap_roam_process_ch_change_resp() - handles the case for |
| * eCSR_ROAM_ECSA_CHAN_CHANGE_RSP in function wlansap_roam_callback() |
| * @sap_ctx: sap context |
| * @csr_roam_info: raom info struct |
| * |
| * Return: VOS_STATUS |
| */ |
| static VOS_STATUS sap_roam_process_ch_change_resp(ptSapContext sap_ctx, |
| tCsrRoamInfo *csr_roam_info) |
| { |
| tWLAN_SAPEvent sap_event; |
| VOS_STATUS status; |
| |
| if (!VOS_IS_STATUS_SUCCESS(csr_roam_info->ap_chan_change_rsp->status)) { |
| sap_event.event = eWNI_ECSA_CHANNEL_CHANGE_RSP; |
| sap_event.params = 0; |
| sap_event.u1 = eCSR_ROAM_INFRA_IND; |
| sap_event.u2 = eCSR_ROAM_RESULT_FAILURE; |
| |
| status = sapFsm(sap_ctx, &sap_event); |
| return status; |
| } |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("sapdfs: changing target channel to [%d]"), |
| sap_ctx->ecsa_info.new_channel); |
| sap_ctx->channel = sap_ctx->ecsa_info.new_channel; |
| |
| if (eSAP_DISCONNECTING != sap_ctx->sapsMachine) |
| return VOS_STATUS_E_FAILURE; |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("sapdfs: from state eSAP_DISCONNECTING => eSAP_STARTING on sapctx[%pK]"), |
| sap_ctx); |
| sap_ctx->sapsMachine = eSAP_STARTING; |
| sap_event.event = eSAP_MAC_START_BSS_SUCCESS; |
| sap_event.params = csr_roam_info; |
| sap_event.u1 = eCSR_ROAM_INFRA_IND; |
| sap_event.u2 = eCSR_ROAM_RESULT_INFRA_STARTED; |
| |
| /* Handle the event */ |
| status = sapFsm(sap_ctx, &sap_event); |
| |
| wlansap_reset_chan_change_in_progress(sap_ctx); |
| complete(&sap_ctx->ecsa_info.chan_switch_comp); |
| |
| return status; |
| } |
| |
| /*========================================================================== |
| FUNCTION WLANSAP_RoamCallback() |
| |
| DESCRIPTION |
| Callback for Roam (connection status) Events |
| |
| DEPENDENCIES |
| NA. |
| |
| PARAMETERS |
| |
| IN |
| pContext : pContext passed in with the roam request |
| pCsrRoamInfo : Pointer to a tCsrRoamInfo, see definition of eRoamCmdStatus and |
| eRoamCmdResult: For detail valid members. It may be NULL |
| roamId : To identify the callback related roam request. 0 means unsolicited |
| roamStatus : Flag indicating the status of the callback |
| roamResult : Result |
| |
| RETURN VALUE |
| The eHalStatus code associated with performing the operation |
| |
| eHAL_STATUS_SUCCESS: Success |
| |
| SIDE EFFECTS |
| ============================================================================*/ |
| eHalStatus |
| WLANSAP_RoamCallback |
| ( |
| void *pContext, /* Opaque SAP handle */ |
| tCsrRoamInfo *pCsrRoamInfo, |
| v_U32_t roamId, |
| eRoamCmdStatus roamStatus, |
| eCsrRoamResult roamResult |
| ) |
| { |
| /* sapContext value */ |
| ptSapContext sapContext = (ptSapContext) pContext; |
| tWLAN_SAPEvent sapEvent; /* State machine event */ |
| VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| eHalStatus halStatus = eHAL_STATUS_SUCCESS; |
| |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("Before switch on roamStatus = %d"), |
| roamStatus); |
| switch(roamStatus) |
| { |
| case eCSR_ROAM_SESSION_OPENED: |
| { |
| /* tHalHandle */ |
| tHalHandle hHal = VOS_GET_HAL_CB(sapContext->pvosGCtx); |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_SESSION_OPENED", roamStatus); |
| |
| if (NULL == hHal) |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| "In %s invalid hHal", __func__); |
| halStatus = eHAL_STATUS_FAILED_ALLOC; |
| } |
| else |
| { |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| "In %s calling sme_RoamConnect with eCSR_BSS_TYPE_INFRA_AP", __func__); |
| sapContext->isSapSessionOpen = eSAP_TRUE; |
| halStatus = sme_RoamConnect(hHal, sapContext->sessionId, |
| &sapContext->csrRoamProfile, |
| &sapContext->csrRoamId); |
| } |
| break; |
| } |
| |
| case eCSR_ROAM_INFRA_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_INFRA_IND", roamStatus); |
| if(roamResult == eCSR_ROAM_RESULT_INFRA_START_FAILED) |
| { |
| /* Fill in the event structure */ |
| sapEvent.event = eSAP_MAC_START_FAILS; |
| sapEvent.params = pCsrRoamInfo; |
| sapEvent.u1 = roamStatus; |
| sapEvent.u2 = roamResult; |
| |
| /* Handle event */ |
| vosStatus = sapFsm(sapContext, &sapEvent); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| } |
| break; |
| |
| case eCSR_ROAM_LOSTLINK: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_LOSTLINK", roamStatus); |
| break; |
| |
| case eCSR_ROAM_MIC_ERROR_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_MIC_ERROR_IND", roamStatus); |
| break; |
| |
| case eCSR_ROAM_SET_KEY_COMPLETE: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_SET_KEY_COMPLETE", roamStatus); |
| if (roamResult == eCSR_ROAM_RESULT_FAILURE ) |
| { |
| /* Format the SET KEY complete information pass to HDD... */ |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, eSAP_STA_SET_KEY_EVENT,(v_PVOID_t) eSAP_STATUS_FAILURE); |
| } |
| break; |
| |
| case eCSR_ROAM_REMOVE_KEY_COMPLETE: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_REMOVE_KEY_COMPLETE", roamStatus); |
| if (roamResult == eCSR_ROAM_RESULT_FAILURE ) |
| { |
| /* Format the SET KEY complete information pass to HDD... */ |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, eSAP_STA_DEL_KEY_EVENT, (v_PVOID_t)eSAP_STATUS_FAILURE); |
| } |
| break; |
| |
| case eCSR_ROAM_ASSOCIATION_COMPLETION: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_ASSOCIATION_COMPLETION", roamStatus); |
| if (roamResult == eCSR_ROAM_RESULT_FAILURE ) |
| { |
| /* Format the SET KEY complete information pass to HDD... */ |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, eSAP_STA_REASSOC_EVENT, (v_PVOID_t)eSAP_STATUS_FAILURE); |
| } |
| break; |
| |
| case eCSR_ROAM_DISASSOCIATED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_DISASSOCIATED", roamStatus); |
| if (roamResult == eCSR_ROAM_RESULT_MIC_FAILURE) |
| { |
| /* Format the MIC failure event to return... */ |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, eSAP_STA_MIC_FAILURE_EVENT,(v_PVOID_t) eSAP_STATUS_FAILURE); |
| } |
| break; |
| |
| case eCSR_ROAM_WPS_PBC_PROBE_REQ_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_WPS_PBC_PROBE_REQ_IND", roamStatus); |
| break; |
| case eCSR_ROAM_REMAIN_CHAN_READY: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_REMAIN_CHAN_READY", roamStatus); |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, |
| eSAP_REMAIN_CHAN_READY, |
| (v_PVOID_t) eSAP_STATUS_SUCCESS); |
| break; |
| case eCSR_ROAM_SEND_ACTION_CNF: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_SEND_ACTION_CNF", roamStatus); |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, |
| eSAP_SEND_ACTION_CNF, |
| (v_PVOID_t)((eSapStatus)((roamResult == eCSR_ROAM_RESULT_NONE) |
| ? eSAP_STATUS_SUCCESS : eSAP_STATUS_FAILURE))); |
| break; |
| |
| case eCSR_ROAM_DISCONNECT_ALL_P2P_CLIENTS: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_DISCONNECT_ALL_P2P_CLIENTS", roamStatus); |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, |
| eSAP_DISCONNECT_ALL_P2P_CLIENT, |
| (v_PVOID_t) eSAP_STATUS_SUCCESS ); |
| break; |
| |
| case eCSR_ROAM_SEND_P2P_STOP_BSS: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("Received stopbss")); |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, |
| eSAP_MAC_TRIG_STOP_BSS_EVENT, |
| (v_PVOID_t) eSAP_STATUS_SUCCESS ); |
| break; |
| |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| case eCSR_ROAM_2040_COEX_INFO_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamStatus = %s (%d)"), |
| "eCSR_ROAM_2040_COEX_INFO_IND", |
| roamStatus); |
| |
| sapCheckHT2040CoexAction(sapContext, pCsrRoamInfo->pSmeHT2040CoexInfoInd); |
| break; |
| #endif |
| case eCSR_ROAM_ECSA_BCN_TX_IND: |
| { |
| tHalHandle hal = VOS_GET_HAL_CB(sapContext->pvosGCtx); |
| |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO, |
| FL("CSR roamStatus = %s (%d)"), |
| get_eRoamCmdStatus_str(roamStatus), roamStatus); |
| if (!hal) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| "In %s invalid hHal", __func__); |
| halStatus = eHAL_STATUS_FAILED_ALLOC; |
| break; |
| } |
| vosStatus = sap_roam_process_ecsa_bcn_tx_ind(hal, sapContext); |
| if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| } |
| case eCSR_ROAM_ECSA_CHAN_CHANGE_RSP: |
| vosStatus = sap_roam_process_ch_change_resp(sapContext, |
| pCsrRoamInfo); |
| if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| case eCSR_ROAM_LOSTLINK_DETECTED: |
| if (pCsrRoamInfo) { |
| sapSignalHDDevent(sapContext, pCsrRoamInfo, |
| eSAP_STA_LOSTLINK_DETECTED, |
| (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| return eHAL_STATUS_SUCCESS; |
| } |
| |
| default: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("CSR roamStatus not handled roamStatus = %s (%d)"), |
| get_eRoamCmdStatus_str(roamStatus), roamStatus); |
| break; |
| } |
| |
| |
| switch (roamResult) |
| { |
| case eCSR_ROAM_RESULT_INFRA_ASSOCIATION_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL( "CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_INFRA_ASSOCIATION_IND", |
| roamResult); |
| if (!pCsrRoamInfo) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("pCsrRoamInfo NULL " )); |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| } |
| sapContext->nStaWPARSnReqIeLength = pCsrRoamInfo->rsnIELen; |
| |
| if(sapContext->nStaWPARSnReqIeLength) |
| vos_mem_copy( sapContext->pStaWpaRsnReqIE, |
| pCsrRoamInfo->prsnIE, sapContext->nStaWPARSnReqIeLength); |
| sapContext->nStaAddIeLength = pCsrRoamInfo->addIELen; |
| |
| if(sapContext->nStaAddIeLength) |
| vos_mem_copy( sapContext->pStaAddIE, |
| pCsrRoamInfo->paddIE, sapContext->nStaAddIeLength); |
| sapContext->SapQosCfg.WmmIsEnabled = pCsrRoamInfo->wmmEnabledSta; |
| // MAC filtering |
| vosStatus = sapIsPeerMacAllowed(sapContext, (v_U8_t *)pCsrRoamInfo->peerMac); |
| |
| if ( VOS_STATUS_SUCCESS == vosStatus ) |
| { |
| vosStatus = sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_STA_ASSOC_IND, (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("CSR roamResult = (%d) MAC (" |
| MAC_ADDRESS_STR") fail"), |
| roamResult, |
| MAC_ADDR_ARRAY(pCsrRoamInfo->peerMac)); |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| } |
| else |
| { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_WARN, |
| FL("CSR roamResult = (%d) MAC (" |
| MAC_ADDRESS_STR") not allowed"), |
| roamResult, |
| MAC_ADDR_ARRAY(pCsrRoamInfo->peerMac)); |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| |
| break; |
| |
| case eCSR_ROAM_RESULT_INFRA_ASSOCIATION_CNF: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_INFRA_ASSOCIATION_CNF", |
| roamResult); |
| if (!pCsrRoamInfo) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("pCsrRoamInfo NULL " )); |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| } |
| |
| sapContext->nStaWPARSnReqIeLength = pCsrRoamInfo->rsnIELen; |
| |
| if (sapContext->nStaWPARSnReqIeLength) |
| vos_mem_copy( sapContext->pStaWpaRsnReqIE, |
| pCsrRoamInfo->prsnIE, sapContext->nStaWPARSnReqIeLength); |
| |
| sapContext->nStaAddIeLength = pCsrRoamInfo->addIELen; |
| if(sapContext->nStaAddIeLength) |
| vos_mem_copy( sapContext->pStaAddIE, |
| pCsrRoamInfo->paddIE, sapContext->nStaAddIeLength); |
| |
| sapContext->SapQosCfg.WmmIsEnabled = pCsrRoamInfo->wmmEnabledSta; |
| /* Fill in the event structure */ |
| vosStatus = sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_STA_ASSOC_EVENT, (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| else |
| { |
| if (pCsrRoamInfo->HT40MHzIntoEnabledSta) |
| { |
| sapAddHT40IntolerantSta(sapContext, pCsrRoamInfo); |
| } |
| } |
| #endif |
| break; |
| |
| case eCSR_ROAM_RESULT_DEAUTH_IND: |
| case eCSR_ROAM_RESULT_DISASSOC_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_DISASSOC_IND", |
| roamResult); |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| if (pCsrRoamInfo) |
| sapRemoveHT40IntolerantSta(sapContext, pCsrRoamInfo); |
| #endif |
| /* Fill in the event structure */ |
| vosStatus = sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_STA_DISASSOC_EVENT, (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_MIC_ERROR_GROUP: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_MIC_ERROR_GROUP", |
| roamResult); |
| /* Fill in the event structure */ |
| //TODO: support for group key MIC failure event to be handled |
| if (!pCsrRoamInfo) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("pCsrRoamInfo NULL " )); |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| } |
| vosStatus = sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_STA_MIC_FAILURE_EVENT,(v_PVOID_t) NULL); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_MIC_ERROR_UNICAST: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_MIC_ERROR_UNICAST", |
| roamResult); |
| /* Fill in the event structure */ |
| //TODO: support for unicast key MIC failure event to be handled |
| if (!pCsrRoamInfo) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("pCsrRoamInfo NULL " )); |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| } |
| vosStatus = sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_STA_MIC_FAILURE_EVENT,(v_PVOID_t) NULL); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_AUTHENTICATED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_AUTHENTICATED", |
| roamResult); |
| /* Fill in the event structure */ |
| sapSignalHDDevent( sapContext, pCsrRoamInfo,eSAP_STA_SET_KEY_EVENT, (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_ASSOCIATED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_ASSOCIATED", |
| roamResult); |
| /* Fill in the event structure */ |
| sapSignalHDDevent( sapContext, pCsrRoamInfo,eSAP_STA_REASSOC_EVENT, (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| break; |
| |
| case eCSR_ROAM_RESULT_INFRA_STARTED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_INFRA_STARTED", |
| roamResult); |
| /* Fill in the event structure */ |
| sapEvent.event = eSAP_MAC_START_BSS_SUCCESS; |
| sapEvent.params = pCsrRoamInfo; |
| sapEvent.u1 = roamStatus; |
| sapEvent.u2 = roamResult; |
| |
| /* Handle event */ |
| vosStatus = sapFsm(sapContext, &sapEvent); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_INFRA_STOPPED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_INFRA_STOPPED", |
| roamResult); |
| /* Fill in the event structure */ |
| sapEvent.event = eSAP_MAC_READY_FOR_CONNECTIONS; |
| sapEvent.params = pCsrRoamInfo; |
| sapEvent.u1 = roamStatus; |
| sapEvent.u2 = roamResult; |
| |
| /* Handle event */ |
| vosStatus = sapFsm(sapContext, &sapEvent); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_WPS_PBC_PROBE_REQ_IND: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_WPS_PBC_PROBE_REQ_IND", |
| roamResult); |
| /* Fill in the event structure */ |
| //TODO: support for group key MIC failure event to be handled |
| if (!pCsrRoamInfo) { |
| VOS_TRACE(VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("pCsrRoamInfo NULL " )); |
| halStatus = eHAL_STATUS_FAILURE; |
| break; |
| } |
| vosStatus = sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_WPS_PBC_PROBE_REQ_EVENT,(v_PVOID_t) NULL); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_FORCED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_FORCED", |
| roamResult); |
| #ifdef WLAN_FEATURE_AP_HT40_24G |
| if (pCsrRoamInfo) |
| sapRemoveHT40IntolerantSta(sapContext, pCsrRoamInfo); |
| #endif |
| //This event can be used to inform hdd about user triggered disassoc event |
| /* Fill in the event structure */ |
| if (pCsrRoamInfo) |
| sapSignalHDDevent( sapContext, pCsrRoamInfo, eSAP_STA_DISASSOC_EVENT, (v_PVOID_t)eSAP_STATUS_SUCCESS); |
| break; |
| |
| case eCSR_ROAM_RESULT_NONE: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_NONE", |
| roamResult); |
| //This event can be used to inform hdd about user triggered disassoc event |
| /* Fill in the event structure */ |
| if ( roamStatus == eCSR_ROAM_SET_KEY_COMPLETE) |
| { |
| sapSignalHDDevent( sapContext, pCsrRoamInfo,eSAP_STA_SET_KEY_EVENT,(v_PVOID_t) eSAP_STATUS_SUCCESS); |
| } |
| else if (roamStatus == eCSR_ROAM_REMOVE_KEY_COMPLETE ) |
| { |
| sapSignalHDDevent( sapContext, pCsrRoamInfo,eSAP_STA_DEL_KEY_EVENT,(v_PVOID_t) eSAP_STATUS_SUCCESS); |
| } |
| break; |
| |
| case eCSR_ROAM_RESULT_MAX_ASSOC_EXCEEDED: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_INFO_HIGH, |
| FL("CSR roamResult = %s (%d)"), |
| "eCSR_ROAM_RESULT_MAX_ASSOC_EXCEEDED", |
| roamResult); |
| /* Fill in the event structure */ |
| vosStatus = sapSignalHDDevent(sapContext, pCsrRoamInfo, eSAP_MAX_ASSOC_EXCEEDED, (v_PVOID_t)NULL); |
| if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| { |
| halStatus = eHAL_STATUS_FAILURE; |
| } |
| |
| break; |
| default: |
| VOS_TRACE( VOS_MODULE_ID_SAP, VOS_TRACE_LEVEL_ERROR, |
| FL("CSR roamResult = %s (%d) not handled"), |
| get_eCsrRoamResult_str(roamResult), |
| roamResult); |
| break; |
| } |
| |
| return halStatus; |
| } |