diff options
Diffstat (limited to 'drivers/staging/rt2870/common/spectrum.c')
-rw-r--r-- | drivers/staging/rt2870/common/spectrum.c | 1877 |
1 files changed, 1 insertions, 1876 deletions
diff --git a/drivers/staging/rt2870/common/spectrum.c b/drivers/staging/rt2870/common/spectrum.c index 7438095..1cf2c26 100644 --- a/drivers/staging/rt2870/common/spectrum.c +++ b/drivers/staging/rt2870/common/spectrum.c @@ -1,1876 +1 @@ -/* - ************************************************************************* - * Ralink Tech Inc. - * 5F., No.36, Taiyuan St., Jhubei City, - * Hsinchu County 302, - * Taiwan, R.O.C. - * - * (c) Copyright 2002-2007, Ralink Technology, Inc. - * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - * * - ************************************************************************* - - Module Name: - action.c - - Abstract: - Handle association related requests either from WSTA or from local MLME - - Revision History: - Who When What - --------- ---------- ---------------------------------------------- - Fonchi Wu 2008 created for 802.11h - */ - -#include "../rt_config.h" -#include "action.h" - -VOID MeasureReqTabInit( - IN PRTMP_ADAPTER pAd) -{ - NdisAllocateSpinLock(&pAd->CommonCfg.MeasureReqTabLock); - - pAd->CommonCfg.pMeasureReqTab = kmalloc(sizeof(MEASURE_REQ_TAB), GFP_ATOMIC); - if (pAd->CommonCfg.pMeasureReqTab) - NdisZeroMemory(pAd->CommonCfg.pMeasureReqTab, sizeof(MEASURE_REQ_TAB)); - else - DBGPRINT(RT_DEBUG_ERROR, ("%s Fail to alloc memory for pAd->CommonCfg.pMeasureReqTab.\n", __func__)); - - return; -} - -VOID MeasureReqTabExit( - IN PRTMP_ADAPTER pAd) -{ - NdisFreeSpinLock(pAd->CommonCfg.MeasureReqTabLock); - - if (pAd->CommonCfg.pMeasureReqTab) - kfree(pAd->CommonCfg.pMeasureReqTab); - pAd->CommonCfg.pMeasureReqTab = NULL; - - return; -} - -static PMEASURE_REQ_ENTRY MeasureReqLookUp( - IN PRTMP_ADAPTER pAd, - IN UINT8 DialogToken) -{ - UINT HashIdx; - PMEASURE_REQ_TAB pTab = pAd->CommonCfg.pMeasureReqTab; - PMEASURE_REQ_ENTRY pEntry = NULL; - PMEASURE_REQ_ENTRY pPrevEntry = NULL; - - if (pTab == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: pMeasureReqTab doesn't exist.\n", __func__)); - return NULL; - } - - RTMP_SEM_LOCK(&pAd->CommonCfg.MeasureReqTabLock); - - HashIdx = MQ_DIALOGTOKEN_HASH_INDEX(DialogToken); - pEntry = pTab->Hash[HashIdx]; - - while (pEntry) - { - if (pEntry->DialogToken == DialogToken) - break; - else - { - pPrevEntry = pEntry; - pEntry = pEntry->pNext; - } - } - - RTMP_SEM_UNLOCK(&pAd->CommonCfg.MeasureReqTabLock); - - return pEntry; -} - -static PMEASURE_REQ_ENTRY MeasureReqInsert( - IN PRTMP_ADAPTER pAd, - IN UINT8 DialogToken) -{ - INT i; - ULONG HashIdx; - PMEASURE_REQ_TAB pTab = pAd->CommonCfg.pMeasureReqTab; - PMEASURE_REQ_ENTRY pEntry = NULL, pCurrEntry; - ULONG Now; - - if(pTab == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: pMeasureReqTab doesn't exist.\n", __func__)); - return NULL; - } - - pEntry = MeasureReqLookUp(pAd, DialogToken); - if (pEntry == NULL) - { - RTMP_SEM_LOCK(&pAd->CommonCfg.MeasureReqTabLock); - for (i = 0; i < MAX_MEASURE_REQ_TAB_SIZE; i++) - { - NdisGetSystemUpTime(&Now); - pEntry = &pTab->Content[i]; - - if ((pEntry->Valid == TRUE) - && RTMP_TIME_AFTER((unsigned long)Now, (unsigned long)(pEntry->lastTime + MQ_REQ_AGE_OUT))) - { - PMEASURE_REQ_ENTRY pPrevEntry = NULL; - ULONG HashIdx = MQ_DIALOGTOKEN_HASH_INDEX(pEntry->DialogToken); - PMEASURE_REQ_ENTRY pProbeEntry = pTab->Hash[HashIdx]; - - // update Hash list - do - { - if (pProbeEntry == pEntry) - { - if (pPrevEntry == NULL) - { - pTab->Hash[HashIdx] = pEntry->pNext; - } - else - { - pPrevEntry->pNext = pEntry->pNext; - } - break; - } - - pPrevEntry = pProbeEntry; - pProbeEntry = pProbeEntry->pNext; - } while (pProbeEntry); - - NdisZeroMemory(pEntry, sizeof(MEASURE_REQ_ENTRY)); - pTab->Size--; - - break; - } - - if (pEntry->Valid == FALSE) - break; - } - - if (i < MAX_MEASURE_REQ_TAB_SIZE) - { - NdisGetSystemUpTime(&Now); - pEntry->lastTime = Now; - pEntry->Valid = TRUE; - pEntry->DialogToken = DialogToken; - pTab->Size++; - } - else - { - pEntry = NULL; - DBGPRINT(RT_DEBUG_ERROR, ("%s: pMeasureReqTab tab full.\n", __func__)); - } - - // add this Neighbor entry into HASH table - if (pEntry) - { - HashIdx = MQ_DIALOGTOKEN_HASH_INDEX(DialogToken); - if (pTab->Hash[HashIdx] == NULL) - { - pTab->Hash[HashIdx] = pEntry; - } - else - { - pCurrEntry = pTab->Hash[HashIdx]; - while (pCurrEntry->pNext != NULL) - pCurrEntry = pCurrEntry->pNext; - pCurrEntry->pNext = pEntry; - } - } - - RTMP_SEM_UNLOCK(&pAd->CommonCfg.MeasureReqTabLock); - } - - return pEntry; -} - -static VOID MeasureReqDelete( - IN PRTMP_ADAPTER pAd, - IN UINT8 DialogToken) -{ - PMEASURE_REQ_TAB pTab = pAd->CommonCfg.pMeasureReqTab; - PMEASURE_REQ_ENTRY pEntry = NULL; - - if(pTab == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: pMeasureReqTab doesn't exist.\n", __func__)); - return; - } - - // if empty, return - if (pTab->Size == 0) - { - DBGPRINT(RT_DEBUG_ERROR, ("pMeasureReqTab empty.\n")); - return; - } - - pEntry = MeasureReqLookUp(pAd, DialogToken); - if (pEntry != NULL) - { - PMEASURE_REQ_ENTRY pPrevEntry = NULL; - ULONG HashIdx = MQ_DIALOGTOKEN_HASH_INDEX(pEntry->DialogToken); - PMEASURE_REQ_ENTRY pProbeEntry = pTab->Hash[HashIdx]; - - RTMP_SEM_LOCK(&pAd->CommonCfg.MeasureReqTabLock); - // update Hash list - do - { - if (pProbeEntry == pEntry) - { - if (pPrevEntry == NULL) - { - pTab->Hash[HashIdx] = pEntry->pNext; - } - else - { - pPrevEntry->pNext = pEntry->pNext; - } - break; - } - - pPrevEntry = pProbeEntry; - pProbeEntry = pProbeEntry->pNext; - } while (pProbeEntry); - - NdisZeroMemory(pEntry, sizeof(MEASURE_REQ_ENTRY)); - pTab->Size--; - - RTMP_SEM_UNLOCK(&pAd->CommonCfg.MeasureReqTabLock); - } - - return; -} - -VOID TpcReqTabInit( - IN PRTMP_ADAPTER pAd) -{ - NdisAllocateSpinLock(&pAd->CommonCfg.TpcReqTabLock); - - pAd->CommonCfg.pTpcReqTab = kmalloc(sizeof(TPC_REQ_TAB), GFP_ATOMIC); - if (pAd->CommonCfg.pTpcReqTab) - NdisZeroMemory(pAd->CommonCfg.pTpcReqTab, sizeof(TPC_REQ_TAB)); - else - DBGPRINT(RT_DEBUG_ERROR, ("%s Fail to alloc memory for pAd->CommonCfg.pTpcReqTab.\n", __func__)); - - return; -} - -VOID TpcReqTabExit( - IN PRTMP_ADAPTER pAd) -{ - NdisFreeSpinLock(pAd->CommonCfg.TpcReqTabLock); - - if (pAd->CommonCfg.pTpcReqTab) - kfree(pAd->CommonCfg.pTpcReqTab); - pAd->CommonCfg.pTpcReqTab = NULL; - - return; -} - -static PTPC_REQ_ENTRY TpcReqLookUp( - IN PRTMP_ADAPTER pAd, - IN UINT8 DialogToken) -{ - UINT HashIdx; - PTPC_REQ_TAB pTab = pAd->CommonCfg.pTpcReqTab; - PTPC_REQ_ENTRY pEntry = NULL; - PTPC_REQ_ENTRY pPrevEntry = NULL; - - if (pTab == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: pTpcReqTab doesn't exist.\n", __func__)); - return NULL; - } - - RTMP_SEM_LOCK(&pAd->CommonCfg.TpcReqTabLock); - - HashIdx = TPC_DIALOGTOKEN_HASH_INDEX(DialogToken); - pEntry = pTab->Hash[HashIdx]; - - while (pEntry) - { - if (pEntry->DialogToken == DialogToken) - break; - else - { - pPrevEntry = pEntry; - pEntry = pEntry->pNext; - } - } - - RTMP_SEM_UNLOCK(&pAd->CommonCfg.TpcReqTabLock); - - return pEntry; -} - - -static PTPC_REQ_ENTRY TpcReqInsert( - IN PRTMP_ADAPTER pAd, - IN UINT8 DialogToken) -{ - INT i; - ULONG HashIdx; - PTPC_REQ_TAB pTab = pAd->CommonCfg.pTpcReqTab; - PTPC_REQ_ENTRY pEntry = NULL, pCurrEntry; - ULONG Now; - - if(pTab == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: pTpcReqTab doesn't exist.\n", __func__)); - return NULL; - } - - pEntry = TpcReqLookUp(pAd, DialogToken); - if (pEntry == NULL) - { - RTMP_SEM_LOCK(&pAd->CommonCfg.TpcReqTabLock); - for (i = 0; i < MAX_TPC_REQ_TAB_SIZE; i++) - { - NdisGetSystemUpTime(&Now); - pEntry = &pTab->Content[i]; - - if ((pEntry->Valid == TRUE) - && RTMP_TIME_AFTER((unsigned long)Now, (unsigned long)(pEntry->lastTime + TPC_REQ_AGE_OUT))) - { - PTPC_REQ_ENTRY pPrevEntry = NULL; - ULONG HashIdx = TPC_DIALOGTOKEN_HASH_INDEX(pEntry->DialogToken); - PTPC_REQ_ENTRY pProbeEntry = pTab->Hash[HashIdx]; - - // update Hash list - do - { - if (pProbeEntry == pEntry) - { - if (pPrevEntry == NULL) - { - pTab->Hash[HashIdx] = pEntry->pNext; - } - else - { - pPrevEntry->pNext = pEntry->pNext; - } - break; - } - - pPrevEntry = pProbeEntry; - pProbeEntry = pProbeEntry->pNext; - } while (pProbeEntry); - - NdisZeroMemory(pEntry, sizeof(TPC_REQ_ENTRY)); - pTab->Size--; - - break; - } - - if (pEntry->Valid == FALSE) - break; - } - - if (i < MAX_TPC_REQ_TAB_SIZE) - { - NdisGetSystemUpTime(&Now); - pEntry->lastTime = Now; - pEntry->Valid = TRUE; - pEntry->DialogToken = DialogToken; - pTab->Size++; - } - else - { - pEntry = NULL; - DBGPRINT(RT_DEBUG_ERROR, ("%s: pTpcReqTab tab full.\n", __func__)); - } - - // add this Neighbor entry into HASH table - if (pEntry) - { - HashIdx = TPC_DIALOGTOKEN_HASH_INDEX(DialogToken); - if (pTab->Hash[HashIdx] == NULL) - { - pTab->Hash[HashIdx] = pEntry; - } - else - { - pCurrEntry = pTab->Hash[HashIdx]; - while (pCurrEntry->pNext != NULL) - pCurrEntry = pCurrEntry->pNext; - pCurrEntry->pNext = pEntry; - } - } - - RTMP_SEM_UNLOCK(&pAd->CommonCfg.TpcReqTabLock); - } - - return pEntry; -} - -static VOID TpcReqDelete( - IN PRTMP_ADAPTER pAd, - IN UINT8 DialogToken) -{ - PTPC_REQ_TAB pTab = pAd->CommonCfg.pTpcReqTab; - PTPC_REQ_ENTRY pEntry = NULL; - - if(pTab == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: pTpcReqTab doesn't exist.\n", __func__)); - return; - } - - // if empty, return - if (pTab->Size == 0) - { - DBGPRINT(RT_DEBUG_ERROR, ("pTpcReqTab empty.\n")); - return; - } - - pEntry = TpcReqLookUp(pAd, DialogToken); - if (pEntry != NULL) - { - PTPC_REQ_ENTRY pPrevEntry = NULL; - ULONG HashIdx = TPC_DIALOGTOKEN_HASH_INDEX(pEntry->DialogToken); - PTPC_REQ_ENTRY pProbeEntry = pTab->Hash[HashIdx]; - - RTMP_SEM_LOCK(&pAd->CommonCfg.TpcReqTabLock); - // update Hash list - do - { - if (pProbeEntry == pEntry) - { - if (pPrevEntry == NULL) - { - pTab->Hash[HashIdx] = pEntry->pNext; - } - else - { - pPrevEntry->pNext = pEntry->pNext; - } - break; - } - - pPrevEntry = pProbeEntry; - pProbeEntry = pProbeEntry->pNext; - } while (pProbeEntry); - - NdisZeroMemory(pEntry, sizeof(TPC_REQ_ENTRY)); - pTab->Size--; - - RTMP_SEM_UNLOCK(&pAd->CommonCfg.TpcReqTabLock); - } - - return; -} - -/* - ========================================================================== - Description: - Get Current TimeS tamp. - - Parametrs: - - Return : Current Time Stamp. - ========================================================================== - */ -static UINT64 GetCurrentTimeStamp( - IN PRTMP_ADAPTER pAd) -{ - // get current time stamp. - return 0; -} - -/* - ========================================================================== - Description: - Get Current Transmit Power. - - Parametrs: - - Return : Current Time Stamp. - ========================================================================== - */ -static UINT8 GetCurTxPwr( - IN PRTMP_ADAPTER pAd, - IN UINT8 Wcid) -{ - return 16; /* 16 dBm */ -} - -/* - ========================================================================== - Description: - Insert Dialog Token into frame. - - Parametrs: - 1. frame buffer pointer. - 2. frame length. - 3. Dialog token. - - Return : None. - ========================================================================== - */ -static VOID InsertDialogToken( - IN PRTMP_ADAPTER pAd, - OUT PUCHAR pFrameBuf, - OUT PULONG pFrameLen, - IN UINT8 DialogToken) -{ - ULONG TempLen; - MakeOutgoingFrame(pFrameBuf, &TempLen, - 1, &DialogToken, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - - return; -} - -/* - ========================================================================== - Description: - Insert TPC Request IE into frame. - - Parametrs: - 1. frame buffer pointer. - 2. frame length. - - Return : None. - ========================================================================== - */ - static VOID InsertTpcReqIE( - IN PRTMP_ADAPTER pAd, - OUT PUCHAR pFrameBuf, - OUT PULONG pFrameLen) -{ - ULONG TempLen; - ULONG Len = 0; - UINT8 ElementID = IE_TPC_REQUEST; - - MakeOutgoingFrame(pFrameBuf, &TempLen, - 1, &ElementID, - 1, &Len, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - - return; -} - -/* - ========================================================================== - Description: - Insert TPC Report IE into frame. - - Parametrs: - 1. frame buffer pointer. - 2. frame length. - 3. Transmit Power. - 4. Link Margin. - - Return : None. - ========================================================================== - */ - static VOID InsertTpcReportIE( - IN PRTMP_ADAPTER pAd, - OUT PUCHAR pFrameBuf, - OUT PULONG pFrameLen, - IN UINT8 TxPwr, - IN UINT8 LinkMargin) -{ - ULONG TempLen; - ULONG Len = sizeof(TPC_REPORT_INFO); - UINT8 ElementID = IE_TPC_REPORT; - TPC_REPORT_INFO TpcReportIE; - - TpcReportIE.TxPwr = TxPwr; - TpcReportIE.LinkMargin = LinkMargin; - - MakeOutgoingFrame(pFrameBuf, &TempLen, - 1, &ElementID, - 1, &Len, - Len, &TpcReportIE, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - - - return; -} - -/* - ========================================================================== - Description: - Insert Channel Switch Announcement IE into frame. - - Parametrs: - 1. frame buffer pointer. - 2. frame length. - 3. channel switch announcement mode. - 4. new selected channel. - 5. channel switch announcement count. - - Return : None. - ========================================================================== - */ -static VOID InsertChSwAnnIE( - IN PRTMP_ADAPTER pAd, - OUT PUCHAR pFrameBuf, - OUT PULONG pFrameLen, - IN UINT8 ChSwMode, - IN UINT8 NewChannel, - IN UINT8 ChSwCnt) -{ - ULONG TempLen; - ULONG Len = sizeof(CH_SW_ANN_INFO); - UINT8 ElementID = IE_CHANNEL_SWITCH_ANNOUNCEMENT; - CH_SW_ANN_INFO ChSwAnnIE; - - ChSwAnnIE.ChSwMode = ChSwMode; - ChSwAnnIE.Channel = NewChannel; - ChSwAnnIE.ChSwCnt = ChSwCnt; - - MakeOutgoingFrame(pFrameBuf, &TempLen, - 1, &ElementID, - 1, &Len, - Len, &ChSwAnnIE, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - - - return; -} - -/* - ========================================================================== - Description: - Insert Measure Request IE into frame. - - Parametrs: - 1. frame buffer pointer. - 2. frame length. - 3. Measure Token. - 4. Measure Request Mode. - 5. Measure Request Type. - 6. Measure Channel. - 7. Measure Start time. - 8. Measure Duration. - - - Return : None. - ========================================================================== - */ -static VOID InsertMeasureReqIE( - IN PRTMP_ADAPTER pAd, - OUT PUCHAR pFrameBuf, - OUT PULONG pFrameLen, - IN PMEASURE_REQ_INFO pMeasureReqIE) -{ - ULONG TempLen; - UINT8 Len = sizeof(MEASURE_REQ_INFO); - UINT8 ElementID = IE_MEASUREMENT_REQUEST; - - MakeOutgoingFrame(pFrameBuf, &TempLen, - 1, &ElementID, - 1, &Len, - Len, pMeasureReqIE, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - - return; -} - -/* - ========================================================================== - Description: - Insert Measure Report IE into frame. - - Parametrs: - 1. frame buffer pointer. - 2. frame length. - 3. Measure Token. - 4. Measure Request Mode. - 5. Measure Request Type. - 6. Length of Report Infomation - 7. Pointer of Report Infomation Buffer. - - Return : None. - ========================================================================== - */ -static VOID InsertMeasureReportIE( - IN PRTMP_ADAPTER pAd, - OUT PUCHAR pFrameBuf, - OUT PULONG pFrameLen, - IN PMEASURE_REPORT_INFO pMeasureReportIE, - IN UINT8 ReportLnfoLen, - IN PUINT8 pReportInfo) -{ - ULONG TempLen; - ULONG Len; - UINT8 ElementID = IE_MEASUREMENT_REPORT; - - Len = sizeof(MEASURE_REPORT_INFO) + ReportLnfoLen; - - MakeOutgoingFrame(pFrameBuf, &TempLen, - 1, &ElementID, - 1, &Len, - Len, pMeasureReportIE, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - - if ((ReportLnfoLen > 0) && (pReportInfo != NULL)) - { - MakeOutgoingFrame(pFrameBuf + *pFrameLen, &TempLen, - ReportLnfoLen, pReportInfo, - END_OF_ARGS); - - *pFrameLen = *pFrameLen + TempLen; - } - return; -} - -/* - ========================================================================== - Description: - Prepare Measurement request action frame and enqueue it into - management queue waiting for transmition. - - Parametrs: - 1. the destination mac address of the frame. - - Return : None. - ========================================================================== - */ -VOID EnqueueMeasurementReq( - IN PRTMP_ADAPTER pAd, - IN PUCHAR pDA, - IN UINT8 MeasureToken, - IN UINT8 MeasureReqMode, - IN UINT8 MeasureReqType, - IN UINT8 MeasureCh, - IN UINT16 MeasureDuration) -{ - PUCHAR pOutBuffer = NULL; - NDIS_STATUS NStatus; - ULONG FrameLen; - HEADER_802_11 ActHdr; - MEASURE_REQ_INFO MeasureReqIE; - UINT8 RmReqDailogToken = RandomByte(pAd); - UINT64 MeasureStartTime = GetCurrentTimeStamp(pAd); - - // build action frame header. - MgtMacHeaderInit(pAd, &ActHdr, SUBTYPE_ACTION, 0, pDA, - pAd->CurrentAddress); - - NStatus = MlmeAllocateMemory(pAd, (PVOID)&pOutBuffer); //Get an unused nonpaged memory - if(NStatus != NDIS_STATUS_SUCCESS) - { - DBGPRINT(RT_DEBUG_TRACE, ("%s() allocate memory failed \n", __func__)); - return; - } - NdisMoveMemory(pOutBuffer, (PCHAR)&ActHdr, sizeof(HEADER_802_11)); - FrameLen = sizeof(HEADER_802_11); - - InsertActField(pAd, (pOutBuffer + FrameLen), &FrameLen, CATEGORY_SPECTRUM, SPEC_MRQ); - - // fill Dialog Token - InsertDialogToken(pAd, (pOutBuffer + FrameLen), &FrameLen, MeasureToken); - - // prepare Measurement IE. - NdisZeroMemory(&MeasureReqIE, sizeof(MEASURE_REQ_INFO)); - MeasureReqIE.Token = RmReqDailogToken; - MeasureReqIE.ReqMode.word = MeasureReqMode; - MeasureReqIE.ReqType = MeasureReqType; - MeasureReqIE.MeasureReq.ChNum = MeasureCh; - MeasureReqIE.MeasureReq.MeasureStartTime = cpu2le64(MeasureStartTime); - MeasureReqIE.MeasureReq.MeasureDuration = cpu2le16(MeasureDuration); - InsertMeasureReqIE(pAd, (pOutBuffer + FrameLen), &FrameLen, &MeasureReqIE); - - MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen); - MlmeFreeMemory(pAd, pOutBuffer); - - return; -} - -/* - ========================================================================== - Description: - Prepare Measurement report action frame and enqueue it into - management queue waiting for transmition. - - Parametrs: - 1. the destination mac address of the frame. - - Return : None. - ========================================================================== - */ -VOID EnqueueMeasurementRep( - IN PRTMP_ADAPTER pAd, - IN PUCHAR pDA, - IN UINT8 DialogToken, - IN UINT8 MeasureToken, - IN UINT8 MeasureReqMode, - IN UINT8 MeasureReqType, - IN UINT8 ReportInfoLen, - IN PUINT8 pReportInfo) -{ - PUCHAR pOutBuffer = NULL; - NDIS_STATUS NStatus; - ULONG FrameLen; - HEADER_802_11 ActHdr; - MEASURE_REPORT_INFO MeasureRepIE; - - // build action frame header. - MgtMacHeaderInit(pAd, &ActHdr, SUBTYPE_ACTION, 0, pDA, - pAd->CurrentAddress); - - NStatus = MlmeAllocateMemory(pAd, (PVOID)&pOutBuffer); //Get an unused nonpaged memory - if(NStatus != NDIS_STATUS_SUCCESS) - { - DBGPRINT(RT_DEBUG_TRACE, ("%s() allocate memory failed \n", __func__)); - return; - } - NdisMoveMemory(pOutBuffer, (PCHAR)&ActHdr, sizeof(HEADER_802_11)); - FrameLen = sizeof(HEADER_802_11); - - InsertActField(pAd, (pOutBuffer + FrameLen), &FrameLen, CATEGORY_SPECTRUM, SPEC_MRP); - - // fill Dialog Token - InsertDialogToken(pAd, (pOutBuffer + FrameLen), &FrameLen, DialogToken); - - // prepare Measurement IE. - NdisZeroMemory(&MeasureRepIE, sizeof(MEASURE_REPORT_INFO)); - MeasureRepIE.Token = MeasureToken; - MeasureRepIE.ReportMode.word = MeasureReqMode; - MeasureRepIE.ReportType = MeasureReqType; - InsertMeasureReportIE(pAd, (pOutBuffer + FrameLen), &FrameLen, &MeasureRepIE, ReportInfoLen, pReportInfo); - - MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen); - MlmeFreeMemory(pAd, pOutBuffer); - - return; -} - -/* - ========================================================================== - Description: - Prepare TPC Request action frame and enqueue it into - management queue waiting for transmition. - - Parametrs: - 1. the destination mac address of the frame. - - Return : None. - ========================================================================== - */ -VOID EnqueueTPCReq( - IN PRTMP_ADAPTER pAd, - IN PUCHAR pDA, - IN UCHAR DialogToken) -{ - PUCHAR pOutBuffer = NULL; - NDIS_STATUS NStatus; - ULONG FrameLen; - - HEADER_802_11 ActHdr; - - // build action frame header. - MgtMacHeaderInit(pAd, &ActHdr, SUBTYPE_ACTION, 0, pDA, - pAd->CurrentAddress); - - NStatus = MlmeAllocateMemory(pAd, (PVOID)&pOutBuffer); //Get an unused nonpaged memory - if(NStatus != NDIS_STATUS_SUCCESS) - { - DBGPRINT(RT_DEBUG_TRACE, ("%s() allocate memory failed \n", __func__)); - return; - } - NdisMoveMemory(pOutBuffer, (PCHAR)&ActHdr, sizeof(HEADER_802_11)); - FrameLen = sizeof(HEADER_802_11); - - InsertActField(pAd, (pOutBuffer + FrameLen), &FrameLen, CATEGORY_SPECTRUM, SPEC_TPCRQ); - - // fill Dialog Token - InsertDialogToken(pAd, (pOutBuffer + FrameLen), &FrameLen, DialogToken); - - // Insert TPC Request IE. - InsertTpcReqIE(pAd, (pOutBuffer + FrameLen), &FrameLen); - - MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen); - MlmeFreeMemory(pAd, pOutBuffer); - - return; -} - -/* - ========================================================================== - Description: - Prepare TPC Report action frame and enqueue it into - management queue waiting for transmition. - - Parametrs: - 1. the destination mac address of the frame. - - Return : None. - ========================================================================== - */ -VOID EnqueueTPCRep( - IN PRTMP_ADAPTER pAd, - IN PUCHAR pDA, - IN UINT8 DialogToken, - IN UINT8 TxPwr, - IN UINT8 LinkMargin) -{ - PUCHAR pOutBuffer = NULL; - NDIS_STATUS NStatus; - ULONG FrameLen; - - HEADER_802_11 ActHdr; - - // build action frame header. - MgtMacHeaderInit(pAd, &ActHdr, SUBTYPE_ACTION, 0, pDA, - pAd->CurrentAddress); - - NStatus = MlmeAllocateMemory(pAd, (PVOID)&pOutBuffer); //Get an unused nonpaged memory - if(NStatus != NDIS_STATUS_SUCCESS) - { - DBGPRINT(RT_DEBUG_TRACE, ("%s() allocate memory failed \n", __func__)); - return; - } - NdisMoveMemory(pOutBuffer, (PCHAR)&ActHdr, sizeof(HEADER_802_11)); - FrameLen = sizeof(HEADER_802_11); - - InsertActField(pAd, (pOutBuffer + FrameLen), &FrameLen, CATEGORY_SPECTRUM, SPEC_TPCRP); - - // fill Dialog Token - InsertDialogToken(pAd, (pOutBuffer + FrameLen), &FrameLen, DialogToken); - - // Insert TPC Request IE. - InsertTpcReportIE(pAd, (pOutBuffer + FrameLen), &FrameLen, TxPwr, LinkMargin); - - MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen); - MlmeFreeMemory(pAd, pOutBuffer); - - return; -} - -/* - ========================================================================== - Description: - Prepare Channel Switch Announcement action frame and enqueue it into - management queue waiting for transmition. - - Parametrs: - 1. the destination mac address of the frame. - 2. Channel switch announcement mode. - 2. a New selected channel. - - Return : None. - ========================================================================== - */ -VOID EnqueueChSwAnn( - IN PRTMP_ADAPTER pAd, - IN PUCHAR pDA, - IN UINT8 ChSwMode, - IN UINT8 NewCh) -{ - PUCHAR pOutBuffer = NULL; - NDIS_STATUS NStatus; - ULONG FrameLen; - - HEADER_802_11 ActHdr; - - // build action frame header. - MgtMacHeaderInit(pAd, &ActHdr, SUBTYPE_ACTION, 0, pDA, - pAd->CurrentAddress); - - NStatus = MlmeAllocateMemory(pAd, (PVOID)&pOutBuffer); //Get an unused nonpaged memory - if(NStatus != NDIS_STATUS_SUCCESS) - { - DBGPRINT(RT_DEBUG_TRACE, ("%s() allocate memory failed \n", __func__)); - return; - } - NdisMoveMemory(pOutBuffer, (PCHAR)&ActHdr, sizeof(HEADER_802_11)); - FrameLen = sizeof(HEADER_802_11); - - InsertActField(pAd, (pOutBuffer + FrameLen), &FrameLen, CATEGORY_SPECTRUM, SPEC_CHANNEL_SWITCH); - - InsertChSwAnnIE(pAd, (pOutBuffer + FrameLen), &FrameLen, ChSwMode, NewCh, 0); - - MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen); - MlmeFreeMemory(pAd, pOutBuffer); - - return; -} - -static BOOLEAN DfsRequirementCheck( - IN PRTMP_ADAPTER pAd, - IN UINT8 Channel) -{ - BOOLEAN Result = FALSE; - INT i; - - do - { - // check DFS procedure is running. - // make sure DFS procedure won't start twice. - if (pAd->CommonCfg.RadarDetect.RDMode != RD_NORMAL_MODE) - { - Result = FALSE; - break; - } - - // check the new channel carried from Channel Switch Announcemnet is valid. - for (i=0; i<pAd->ChannelListNum; i++) - { - if ((Channel == pAd->ChannelList[i].Channel) - &&(pAd->ChannelList[i].RemainingTimeForUse == 0)) - { - // found radar signal in the channel. the channel can't use at least for 30 minutes. - pAd->ChannelList[i].RemainingTimeForUse = 1800;//30 min = 1800 sec - Result = TRUE; - break; - } - } - } while(FALSE); - - return Result; -} - -VOID NotifyChSwAnnToPeerAPs( - IN PRTMP_ADAPTER pAd, - IN PUCHAR pRA, - IN PUCHAR pTA, - IN UINT8 ChSwMode, - IN UINT8 Channel) -{ -#ifdef WDS_SUPPORT - if (!((pRA[0] & 0xff) == 0xff)) // is pRA a broadcase address. - { - INT i; - // info neighbor APs that Radar signal found throgh WDS link. - for (i = 0; i < MAX_WDS_ENTRY; i++) - { - if (ValidWdsEntry(pAd, i)) - { - PUCHAR pDA = pAd->WdsTab.WdsEntry[i].PeerWdsAddr; - - // DA equal to SA. have no necessary orignal AP which found Radar signal. - if (MAC_ADDR_EQUAL(pTA, pDA)) - continue; - - // send Channel Switch Action frame to info Neighbro APs. - EnqueueChSwAnn(pAd, pDA, ChSwMode, Channel); - } - } - } -#endif // WDS_SUPPORT // -} - -static VOID StartDFSProcedure( - IN PRTMP_ADAPTER pAd, - IN UCHAR Channel, - IN UINT8 ChSwMode) -{ - // start DFS procedure - pAd->CommonCfg.Channel = Channel; -#ifdef DOT11_N_SUPPORT - N_ChannelCheck(pAd); -#endif // DOT11_N_SUPPORT // - pAd->CommonCfg.RadarDetect.RDMode = RD_SWITCHING_MODE; - pAd->CommonCfg.RadarDetect.CSCount = 0; -} - -/* - ========================================================================== - Description: - Channel Switch Announcement action frame sanity check. - - Parametrs: - 1. MLME message containing the received frame - 2. message length. - 3. Channel switch announcement infomation buffer. - - - Return : None. - ========================================================================== - */ - -/* - Channel Switch Announcement IE. - +----+-----+-----------+------------+-----------+ - | ID | Len |Ch Sw Mode | New Ch Num | Ch Sw Cnt | - +----+-----+-----------+------------+-----------+ - 1 1 1 1 1 -*/ -static BOOLEAN PeerChSwAnnSanity( - IN PRTMP_ADAPTER pAd, - IN VOID *pMsg, - IN ULONG MsgLen, - OUT PCH_SW_ANN_INFO pChSwAnnInfo) -{ - PFRAME_802_11 Fr = (PFRAME_802_11)pMsg; - PUCHAR pFramePtr = Fr->Octet; - BOOLEAN result = FALSE; - PEID_STRUCT eid_ptr; - - // skip 802.11 header. - MsgLen -= sizeof(HEADER_802_11); - - // skip category and action code. - pFramePtr += 2; - MsgLen -= 2; - - if (pChSwAnnInfo == NULL) - return result; - - eid_ptr = (PEID_STRUCT)pFramePtr; - while (((UCHAR*)eid_ptr + eid_ptr->Len + 1) < ((PUCHAR)pFramePtr + MsgLen)) - { - switch(eid_ptr->Eid) - { - case IE_CHANNEL_SWITCH_ANNOUNCEMENT: - NdisMoveMemory(&pChSwAnnInfo->ChSwMode, eid_ptr->Octet, 1); - NdisMoveMemory(&pChSwAnnInfo->Channel, eid_ptr->Octet + 1, 1); - NdisMoveMemory(&pChSwAnnInfo->ChSwCnt, eid_ptr->Octet + 2, 1); - - result = TRUE; - break; - - default: - break; - } - eid_ptr = (PEID_STRUCT)((UCHAR*)eid_ptr + 2 + eid_ptr->Len); - } - - return result; -} - -/* - ========================================================================== - Description: - Measurement request action frame sanity check. - - Parametrs: - 1. MLME message containing the received frame - 2. message length. - 3. Measurement request infomation buffer. - - Return : None. - ========================================================================== - */ -static BOOLEAN PeerMeasureReqSanity( - IN PRTMP_ADAPTER pAd, - IN VOID *pMsg, - IN ULONG MsgLen, - OUT PUINT8 pDialogToken, - OUT PMEASURE_REQ_INFO pMeasureReqInfo) -{ - PFRAME_802_11 Fr = (PFRAME_802_11)pMsg; - PUCHAR pFramePtr = Fr->Octet; - BOOLEAN result = FALSE; - PEID_STRUCT eid_ptr; - PUCHAR ptr; - UINT64 MeasureStartTime; - UINT16 MeasureDuration; - - // skip 802.11 header. - MsgLen -= sizeof(HEADER_802_11); - - // skip category and action code. - pFramePtr += 2; - MsgLen -= 2; - - if (pMeasureReqInfo == NULL) - return result; - - NdisMoveMemory(pDialogToken, pFramePtr, 1); - pFramePtr += 1; - MsgLen -= 1; - - eid_ptr = (PEID_STRUCT)pFramePtr; - while (((UCHAR*)eid_ptr + eid_ptr->Len + 1) < ((PUCHAR)pFramePtr + MsgLen)) - { - switch(eid_ptr->Eid) - { - case IE_MEASUREMENT_REQUEST: - NdisMoveMemory(&pMeasureReqInfo->Token, eid_ptr->Octet, 1); - NdisMoveMemory(&pMeasureReqInfo->ReqMode.word, eid_ptr->Octet + 1, 1); - NdisMoveMemory(&pMeasureReqInfo->ReqType, eid_ptr->Octet + 2, 1); - ptr = eid_ptr->Octet + 3; - NdisMoveMemory(&pMeasureReqInfo->MeasureReq.ChNum, ptr, 1); - NdisMoveMemory(&MeasureStartTime, ptr + 1, 8); - pMeasureReqInfo->MeasureReq.MeasureStartTime = SWAP64(MeasureStartTime); - NdisMoveMemory(&MeasureDuration, ptr + 9, 2); - pMeasureReqInfo->MeasureReq.MeasureDuration = SWAP16(MeasureDuration); - - result = TRUE; - break; - - default: - break; - } - eid_ptr = (PEID_STRUCT)((UCHAR*)eid_ptr + 2 + eid_ptr->Len); - } - - return result; -} - -/* - ========================================================================== - Description: - Measurement report action frame sanity check. - - Parametrs: - 1. MLME message containing the received frame - 2. message length. - 3. Measurement report infomation buffer. - 4. basic report infomation buffer. - - Return : None. - ========================================================================== - */ - -/* - Measurement Report IE. - +----+-----+-------+-------------+--------------+----------------+ - | ID | Len | Token | Report Mode | Measure Type | Measure Report | - +----+-----+-------+-------------+--------------+----------------+ - 1 1 1 1 1 variable - - Basic Report. - +--------+------------+----------+-----+ - | Ch Num | Start Time | Duration | Map | - +--------+------------+----------+-----+ - 1 8 2 1 - - Map Field Bit Format. - +-----+---------------+---------------------+-------+------------+----------+ - | Bss | OFDM Preamble | Unidentified signal | Radar | Unmeasured | Reserved | - +-----+---------------+---------------------+-------+------------+----------+ - 0 1 2 3 4 5-7 -*/ -static BOOLEAN PeerMeasureReportSanity( - IN PRTMP_ADAPTER pAd, - IN VOID *pMsg, - IN ULONG MsgLen, - OUT PUINT8 pDialogToken, - OUT PMEASURE_REPORT_INFO pMeasureReportInfo, - OUT PUINT8 pReportBuf) -{ - PFRAME_802_11 Fr = (PFRAME_802_11)pMsg; - PUCHAR pFramePtr = Fr->Octet; - BOOLEAN result = FALSE; - PEID_STRUCT eid_ptr; - PUCHAR ptr; - - // skip 802.11 header. - MsgLen -= sizeof(HEADER_802_11); - - // skip category and action code. - pFramePtr += 2; - MsgLen -= 2; - - if (pMeasureReportInfo == NULL) - return result; - - NdisMoveMemory(pDialogToken, pFramePtr, 1); - pFramePtr += 1; - MsgLen -= 1; - - eid_ptr = (PEID_STRUCT)pFramePtr; - while (((UCHAR*)eid_ptr + eid_ptr->Len + 1) < ((PUCHAR)pFramePtr + MsgLen)) - { - switch(eid_ptr->Eid) - { - case IE_MEASUREMENT_REPORT: - NdisMoveMemory(&pMeasureReportInfo->Token, eid_ptr->Octet, 1); - NdisMoveMemory(&pMeasureReportInfo->ReportMode, eid_ptr->Octet + 1, 1); - NdisMoveMemory(&pMeasureReportInfo->ReportType, eid_ptr->Octet + 2, 1); - if (pMeasureReportInfo->ReportType == RM_BASIC) - { - PMEASURE_BASIC_REPORT pReport = (PMEASURE_BASIC_REPORT)pReportBuf; - ptr = eid_ptr->Octet + 3; - NdisMoveMemory(&pReport->ChNum, ptr, 1); - NdisMoveMemory(&pReport->MeasureStartTime, ptr + 1, 8); - NdisMoveMemory(&pReport->MeasureDuration, ptr + 9, 2); - NdisMoveMemory(&pReport->Map, ptr + 11, 1); - - } - else if (pMeasureReportInfo->ReportType == RM_CCA) - { - PMEASURE_CCA_REPORT pReport = (PMEASURE_CCA_REPORT)pReportBuf; - ptr = eid_ptr->Octet + 3; - NdisMoveMemory(&pReport->ChNum, ptr, 1); - NdisMoveMemory(&pReport->MeasureStartTime, ptr + 1, 8); - NdisMoveMemory(&pReport->MeasureDuration, ptr + 9, 2); - NdisMoveMemory(&pReport->CCA_Busy_Fraction, ptr + 11, 1); - - } - else if (pMeasureReportInfo->ReportType == RM_RPI_HISTOGRAM) - { - PMEASURE_RPI_REPORT pReport = (PMEASURE_RPI_REPORT)pReportBuf; - ptr = eid_ptr->Octet + 3; - NdisMoveMemory(&pReport->ChNum, ptr, 1); - NdisMoveMemory(&pReport->MeasureStartTime, ptr + 1, 8); - NdisMoveMemory(&pReport->MeasureDuration, ptr + 9, 2); - NdisMoveMemory(&pReport->RPI_Density, ptr + 11, 8); - } - result = TRUE; - break; - - default: - break; - } - eid_ptr = (PEID_STRUCT)((UCHAR*)eid_ptr + 2 + eid_ptr->Len); - } - - return result; -} - -/* - ========================================================================== - Description: - TPC Request action frame sanity check. - - Parametrs: - 1. MLME message containing the received frame - 2. message length. - 3. Dialog Token. - - Return : None. - ========================================================================== - */ -static BOOLEAN PeerTpcReqSanity( - IN PRTMP_ADAPTER pAd, - IN VOID *pMsg, - IN ULONG MsgLen, - OUT PUINT8 pDialogToken) -{ - PFRAME_802_11 Fr = (PFRAME_802_11)pMsg; - PUCHAR pFramePtr = Fr->Octet; - BOOLEAN result = FALSE; - PEID_STRUCT eid_ptr; - - MsgLen -= sizeof(HEADER_802_11); - - // skip category and action code. - pFramePtr += 2; - MsgLen -= 2; - - if (pDialogToken == NULL) - return result; - - NdisMoveMemory(pDialogToken, pFramePtr, 1); - pFramePtr += 1; - MsgLen -= 1; - - eid_ptr = (PEID_STRUCT)pFramePtr; - while (((UCHAR*)eid_ptr + eid_ptr->Len + 1) < ((PUCHAR)pFramePtr + MsgLen)) - { - switch(eid_ptr->Eid) - { - case IE_TPC_REQUEST: - result = TRUE; - break; - - default: - break; - } - eid_ptr = (PEID_STRUCT)((UCHAR*)eid_ptr + 2 + eid_ptr->Len); - } - - return result; -} - -/* - ========================================================================== - Description: - TPC Report action frame sanity check. - - Parametrs: - 1. MLME message containing the received frame - 2. message length. - 3. Dialog Token. - 4. TPC Report IE. - - Return : None. - ========================================================================== - */ -static BOOLEAN PeerTpcRepSanity( - IN PRTMP_ADAPTER pAd, - IN VOID *pMsg, - IN ULONG MsgLen, - OUT PUINT8 pDialogToken, - OUT PTPC_REPORT_INFO pTpcRepInfo) -{ - PFRAME_802_11 Fr = (PFRAME_802_11)pMsg; - PUCHAR pFramePtr = Fr->Octet; - BOOLEAN result = FALSE; - PEID_STRUCT eid_ptr; - - MsgLen -= sizeof(HEADER_802_11); - - // skip category and action code. - pFramePtr += 2; - MsgLen -= 2; - - if (pDialogToken == NULL) - return result; - - NdisMoveMemory(pDialogToken, pFramePtr, 1); - pFramePtr += 1; - MsgLen -= 1; - - eid_ptr = (PEID_STRUCT)pFramePtr; - while (((UCHAR*)eid_ptr + eid_ptr->Len + 1) < ((PUCHAR)pFramePtr + MsgLen)) - { - switch(eid_ptr->Eid) - { - case IE_TPC_REPORT: - NdisMoveMemory(&pTpcRepInfo->TxPwr, eid_ptr->Octet, 1); - NdisMoveMemory(&pTpcRepInfo->LinkMargin, eid_ptr->Octet + 1, 1); - result = TRUE; - break; - - default: - break; - } - eid_ptr = (PEID_STRUCT)((UCHAR*)eid_ptr + 2 + eid_ptr->Len); - } - - return result; -} - -/* - ========================================================================== - Description: - Channel Switch Announcement action frame handler. - - Parametrs: - Elme - MLME message containing the received frame - - Return : None. - ========================================================================== - */ -static VOID PeerChSwAnnAction( - IN PRTMP_ADAPTER pAd, - IN MLME_QUEUE_ELEM *Elem) -{ - CH_SW_ANN_INFO ChSwAnnInfo; - PFRAME_802_11 pFr = (PFRAME_802_11)Elem->Msg; -#ifdef CONFIG_STA_SUPPORT - UCHAR index = 0, Channel = 0, NewChannel = 0; - ULONG Bssidx = 0; -#endif // CONFIG_STA_SUPPORT // - - NdisZeroMemory(&ChSwAnnInfo, sizeof(CH_SW_ANN_INFO)); - if (! PeerChSwAnnSanity(pAd, Elem->Msg, Elem->MsgLen, &ChSwAnnInfo)) - { - DBGPRINT(RT_DEBUG_TRACE, ("Invalid Channel Switch Action Frame.\n")); - return; - } - - -#ifdef CONFIG_STA_SUPPORT - if (pAd->OpMode == OPMODE_STA) - { - Bssidx = BssTableSearch(&pAd->ScanTab, pFr->Hdr.Addr3, pAd->CommonCfg.Channel); - if (Bssidx == BSS_NOT_FOUND) - { - DBGPRINT(RT_DEBUG_TRACE, ("PeerChSwAnnAction - Bssidx is not found\n")); - return; - } - - DBGPRINT(RT_DEBUG_TRACE, ("\n****Bssidx is %d, Channel = %d\n", index, pAd->ScanTab.BssEntry[Bssidx].Channel)); - hex_dump("SSID",pAd->ScanTab.BssEntry[Bssidx].Bssid ,6); - - Channel = pAd->CommonCfg.Channel; - NewChannel = ChSwAnnInfo.Channel; - - if ((pAd->CommonCfg.bIEEE80211H == 1) && (NewChannel != 0) && (Channel != NewChannel)) - { - // Switching to channel 1 can prevent from rescanning the current channel immediately (by auto reconnection). - // In addition, clear the MLME queue and the scan table to discard the RX packets and previous scanning results. - AsicSwitchChannel(pAd, 1, FALSE); - AsicLockChannel(pAd, 1); - LinkDown(pAd, FALSE); - MlmeQueueInit(&pAd->Mlme.Queue); - BssTableInit(&pAd->ScanTab); - RTMPusecDelay(1000000); // use delay to prevent STA do reassoc - - // channel sanity check - for (index = 0 ; index < pAd->ChannelListNum; index++) - { - if (pAd->ChannelList[index].Channel == NewChannel) - { - pAd->ScanTab.BssEntry[Bssidx].Channel = NewChannel; - pAd->CommonCfg.Channel = NewChannel; - AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE); - AsicLockChannel(pAd, pAd->CommonCfg.Channel); - DBGPRINT(RT_DEBUG_TRACE, ("&&&&&&&&&&&&&&&&PeerChSwAnnAction - STA receive channel switch announcement IE (New Channel =%d)\n", NewChannel)); - break; - } - } - - if (index >= pAd->ChannelListNum) - { - DBGPRINT_ERR(("&&&&&&&&&&&&&&&&&&&&&&&&&&PeerChSwAnnAction(can not find New Channel=%d in ChannelList[%d]\n", pAd->CommonCfg.Channel, pAd->ChannelListNum)); - } - } - } -#endif // CONFIG_STA_SUPPORT // - - return; -} - - -/* - ========================================================================== - Description: - Measurement Request action frame handler. - - Parametrs: - Elme - MLME message containing the received frame - - Return : None. - ========================================================================== - */ -static VOID PeerMeasureReqAction( - IN PRTMP_ADAPTER pAd, - IN MLME_QUEUE_ELEM *Elem) -{ - PFRAME_802_11 pFr = (PFRAME_802_11)Elem->Msg; - UINT8 DialogToken; - MEASURE_REQ_INFO MeasureReqInfo; - MEASURE_REPORT_MODE ReportMode; - - if(PeerMeasureReqSanity(pAd, Elem->Msg, Elem->MsgLen, &DialogToken, &MeasureReqInfo)) - { - ReportMode.word = 0; - ReportMode.field.Incapable = 1; - EnqueueMeasurementRep(pAd, pFr->Hdr.Addr2, DialogToken, MeasureReqInfo.Token, ReportMode.word, MeasureReqInfo.ReqType, 0, NULL); - } - - return; -} - -/* - ========================================================================== - Description: - Measurement Report action frame handler. - - Parametrs: - Elme - MLME message containing the received frame - - Return : None. - ========================================================================== - */ -static VOID PeerMeasureReportAction( - IN PRTMP_ADAPTER pAd, - IN MLME_QUEUE_ELEM *Elem) -{ - MEASURE_REPORT_INFO MeasureReportInfo; - PFRAME_802_11 pFr = (PFRAME_802_11)Elem->Msg; - UINT8 DialogToken; - PUINT8 pMeasureReportInfo; - -// if (pAd->CommonCfg.bIEEE80211H != TRUE) -// return; - - if ((pMeasureReportInfo = kmalloc(sizeof(MEASURE_RPI_REPORT), GFP_ATOMIC)) == NULL) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s unable to alloc memory for measure report buffer (size=%zu).\n", __func__, sizeof(MEASURE_RPI_REPORT))); - return; - } - - NdisZeroMemory(&MeasureReportInfo, sizeof(MEASURE_REPORT_INFO)); - NdisZeroMemory(pMeasureReportInfo, sizeof(MEASURE_RPI_REPORT)); - if (PeerMeasureReportSanity(pAd, Elem->Msg, Elem->MsgLen, &DialogToken, &MeasureReportInfo, pMeasureReportInfo)) - { - do { - PMEASURE_REQ_ENTRY pEntry = NULL; - - // Not a autonomous measure report. - // check the dialog token field. drop it if the dialog token doesn't match. - if ((DialogToken != 0) - && ((pEntry = MeasureReqLookUp(pAd, DialogToken)) == NULL)) - break; - - if (pEntry != NULL) - MeasureReqDelete(pAd, pEntry->DialogToken); - - if (MeasureReportInfo.ReportType == RM_BASIC) - { - PMEASURE_BASIC_REPORT pBasicReport = (PMEASURE_BASIC_REPORT)pMeasureReportInfo; - if ((pBasicReport->Map.field.Radar) - && (DfsRequirementCheck(pAd, pBasicReport->ChNum) == TRUE)) - { - NotifyChSwAnnToPeerAPs(pAd, pFr->Hdr.Addr1, pFr->Hdr.Addr2, 1, pBasicReport->ChNum); - StartDFSProcedure(pAd, pBasicReport->ChNum, 1); - } - } - } while (FALSE); - } - else - DBGPRINT(RT_DEBUG_TRACE, ("Invalid Measurement Report Frame.\n")); - - kfree(pMeasureReportInfo); - - return; -} - -/* - ========================================================================== - Description: - TPC Request action frame handler. - - Parametrs: - Elme - MLME message containing the received frame - - Return : None. - ========================================================================== - */ -static VOID PeerTpcReqAction( - IN PRTMP_ADAPTER pAd, - IN MLME_QUEUE_ELEM *Elem) -{ - PFRAME_802_11 pFr = (PFRAME_802_11)Elem->Msg; - PUCHAR pFramePtr = pFr->Octet; - UINT8 DialogToken; - UINT8 TxPwr = GetCurTxPwr(pAd, Elem->Wcid); - UINT8 LinkMargin = 0; - CHAR RealRssi; - - // link margin: Ratio of the received signal power to the minimum desired by the station (STA). The - // STA may incorporate rate information and channel conditions, including interference, into its computation - // of link margin. - - RealRssi = RTMPMaxRssi(pAd, ConvertToRssi(pAd, Elem->Rssi0, RSSI_0), - ConvertToRssi(pAd, Elem->Rssi1, RSSI_1), - ConvertToRssi(pAd, Elem->Rssi2, RSSI_2)); - - // skip Category and action code. - pFramePtr += 2; - - // Dialog token. - NdisMoveMemory(&DialogToken, pFramePtr, 1); - - LinkMargin = (RealRssi / MIN_RCV_PWR); - if (PeerTpcReqSanity(pAd, Elem->Msg, Elem->MsgLen, &DialogToken)) - EnqueueTPCRep(pAd, pFr->Hdr.Addr2, DialogToken, TxPwr, LinkMargin); - - return; -} - -/* - ========================================================================== - Description: - TPC Report action frame handler. - - Parametrs: - Elme - MLME message containing the received frame - - Return : None. - ========================================================================== - */ -static VOID PeerTpcRepAction( - IN PRTMP_ADAPTER pAd, - IN MLME_QUEUE_ELEM *Elem) -{ - UINT8 DialogToken; - TPC_REPORT_INFO TpcRepInfo; - PTPC_REQ_ENTRY pEntry = NULL; - - NdisZeroMemory(&TpcRepInfo, sizeof(TPC_REPORT_INFO)); - if (PeerTpcRepSanity(pAd, Elem->Msg, Elem->MsgLen, &DialogToken, &TpcRepInfo)) - { - if ((pEntry = TpcReqLookUp(pAd, DialogToken)) != NULL) - { - TpcReqDelete(pAd, pEntry->DialogToken); - DBGPRINT(RT_DEBUG_TRACE, ("%s: DialogToken=%x, TxPwr=%d, LinkMargin=%d\n", - __func__, DialogToken, TpcRepInfo.TxPwr, TpcRepInfo.LinkMargin)); - } - } - - return; -} - -/* - ========================================================================== - Description: - Spectrun action frames Handler such as channel switch annoucement, - measurement report, measurement request actions frames. - - Parametrs: - Elme - MLME message containing the received frame - - Return : None. - ========================================================================== - */ -VOID PeerSpectrumAction( - IN PRTMP_ADAPTER pAd, - IN MLME_QUEUE_ELEM *Elem) -{ - - UCHAR Action = Elem->Msg[LENGTH_802_11+1]; - - if (pAd->CommonCfg.bIEEE80211H != TRUE) - return; - - switch(Action) - { - case SPEC_MRQ: - // current rt2860 unable do such measure specified in Measurement Request. - // reject all measurement request. - PeerMeasureReqAction(pAd, Elem); - break; - - case SPEC_MRP: - PeerMeasureReportAction(pAd, Elem); - break; - - case SPEC_TPCRQ: - PeerTpcReqAction(pAd, Elem); - break; - - case SPEC_TPCRP: - PeerTpcRepAction(pAd, Elem); - break; - - case SPEC_CHANNEL_SWITCH: -{ -#ifdef DOT11N_DRAFT3 - SEC_CHA_OFFSET_IE Secondary; - CHA_SWITCH_ANNOUNCE_IE ChannelSwitch; - - // 802.11h only has Channel Switch Announcement IE. - RTMPMoveMemory(&ChannelSwitch, &Elem->Msg[LENGTH_802_11+4], sizeof (CHA_SWITCH_ANNOUNCE_IE)); - - // 802.11n D3.03 adds secondary channel offset element in the end. - if (Elem->MsgLen == (LENGTH_802_11 + 2 + sizeof (CHA_SWITCH_ANNOUNCE_IE) + sizeof (SEC_CHA_OFFSET_IE))) - { - RTMPMoveMemory(&Secondary, &Elem->Msg[LENGTH_802_11+9], sizeof (SEC_CHA_OFFSET_IE)); - } - else - { - Secondary.SecondaryChannelOffset = 0; - } - - if ((Elem->Msg[LENGTH_802_11+2] == IE_CHANNEL_SWITCH_ANNOUNCEMENT) && (Elem->Msg[LENGTH_802_11+3] == 3)) - { - ChannelSwitchAction(pAd, Elem->Wcid, ChannelSwitch.NewChannel, Secondary.SecondaryChannelOffset); - } -#endif // DOT11N_DRAFT3 // -} - PeerChSwAnnAction(pAd, Elem); - break; - } - - return; -} - -/* - ========================================================================== - Description: - - Parametrs: - - Return : None. - ========================================================================== - */ -INT Set_MeasureReq_Proc( - IN PRTMP_ADAPTER pAd, - IN PUCHAR arg) -{ - UINT Aid = 1; - UINT ArgIdx; - PUCHAR thisChar; - - MEASURE_REQ_MODE MeasureReqMode; - UINT8 MeasureReqToken = RandomByte(pAd); - UINT8 MeasureReqType = RM_BASIC; - UINT8 MeasureCh = 1; - - ArgIdx = 1; - while ((thisChar = strsep((char **)&arg, "-")) != NULL) - { - switch(ArgIdx) - { - case 1: // Aid. - Aid = simple_strtol(thisChar, 0, 16); - break; - - case 2: // Measurement Request Type. - MeasureReqType = simple_strtol(thisChar, 0, 16); - if (MeasureReqType > 3) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: unknow MeasureReqType(%d)\n", __func__, MeasureReqType)); - return TRUE; - } - break; - - case 3: // Measurement channel. - MeasureCh = simple_strtol(thisChar, 0, 16); - break; - } - ArgIdx++; - } - - DBGPRINT(RT_DEBUG_TRACE, ("%s::Aid = %d, MeasureReqType=%d MeasureCh=%d\n", __func__, Aid, MeasureReqType, MeasureCh)); - if (!VALID_WCID(Aid)) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: unknow sta of Aid(%d)\n", __func__, Aid)); - return TRUE; - } - - MeasureReqMode.word = 0; - MeasureReqMode.field.Enable = 1; - - MeasureReqInsert(pAd, MeasureReqToken); - - EnqueueMeasurementReq(pAd, pAd->MacTab.Content[Aid].Addr, - MeasureReqToken, MeasureReqMode.word, MeasureReqType, MeasureCh, 2000); - - return TRUE; -} - -INT Set_TpcReq_Proc( - IN PRTMP_ADAPTER pAd, - IN PUCHAR arg) -{ - UINT Aid; - - UINT8 TpcReqToken = RandomByte(pAd); - - Aid = simple_strtol(arg, 0, 16); - - DBGPRINT(RT_DEBUG_TRACE, ("%s::Aid = %d\n", __func__, Aid)); - if (!VALID_WCID(Aid)) - { - DBGPRINT(RT_DEBUG_ERROR, ("%s: unknow sta of Aid(%d)\n", __func__, Aid)); - return TRUE; - } - - TpcReqInsert(pAd, TpcReqToken); - - EnqueueTPCReq(pAd, pAd->MacTab.Content[Aid].Addr, TpcReqToken); - - return TRUE; -} - +#include "../../rt2860/common/spectrum.c" |