Files
Linux_Drivers/osdrv/extdrv/wireless/mediatek/mt7603/common/scan.c
forum_service 213c880673 add driver of tp、wiegand-gpio and wireless
Change-Id: Ie3c11d9d85cf1a05042f5690ac711856fe8b1ad7
2023-12-22 09:56:05 +08:00

1029 lines
31 KiB
C

/*
***************************************************************************
* Ralink Tech Inc.
* 4F, No. 2 Technology 5th Rd.
* Science-based Industrial Park
* Hsin-chu, Taiwan, R.O.C.
*
* (c) Copyright 2002-2004, Ralink Technology, Inc.
*
* All rights reserved. Ralink's source code is an unpublished work and the
* use of a copyright notice does not imply otherwise. This source code
* contains confidential trade secret material of Ralink Tech. Any attemp
* or participation in deciphering, decoding, reverse engineering or in any
* way altering the source code is stricitly prohibited, unless the prior
* written consent of Ralink Technology, Inc. is obtained.
***************************************************************************
Module Name:
Abstract:
Revision History:
Who When What
-------- ---------- ----------------------------------------------
*/
#include "rt_config.h"
#ifdef SCAN_SUPPORT
static INT scan_ch_restore(RTMP_ADAPTER *pAd, UCHAR OpMode)
{
#ifdef CONFIG_STA_SUPPORT
USHORT Status;
#endif /* CONFIG_STA_SUPPORT */
INT bw, ch;
#if defined(RT_CFG80211_SUPPORT) && defined(RT_CFG80211_P2P_CONCURRENT_DEVICE)
BSS_STRUCT *pMbss = &pAd->ApCfg.MBSSID[CFG_GO_BSSID_IDX];
PAPCLI_STRUCT pApCliEntry = &pAd->ApCfg.ApCliTab[MAIN_MBSSID];
struct wifi_dev *p2p_wdev = &pMbss->wdev;
struct wifi_dev *wdev;
if(RTMP_CFG80211_VIF_P2P_GO_ON(pAd) )
{
p2p_wdev = &pMbss->wdev;
}
else if(RTMP_CFG80211_VIF_P2P_CLI_ON(pAd) )
{
p2p_wdev = &pApCliEntry->wdev;
}
if(INFRA_ON(pAd) && (!RTMP_CFG80211_VIF_P2P_GO_ON(pAd)))
{
//this should be resotre to infra sta!!
wdev = &pAd->StaCfg.wdev;
bbp_set_bw(pAd, pAd->StaCfg.wdev.bw);
}
else
#endif /* defined(RT_CFG80211_SUPPORT) && defined(RT_CFG80211_P2P_CONCURRENT_DEVICE) */
if (pAd->CommonCfg.BBPCurrentBW != pAd->hw_cfg.bbp_bw)
bbp_set_bw(pAd, pAd->hw_cfg.bbp_bw);
#ifdef DOT11_VHT_AC
if (pAd->hw_cfg.bbp_bw == BW_80)
ch = pAd->CommonCfg.vht_cent_ch;
else
#endif /* DOT11_VHT_AC */
if (pAd->hw_cfg.bbp_bw == BW_40)
ch = pAd->CommonCfg.CentralChannel;
else
ch = pAd->CommonCfg.Channel;
switch(pAd->CommonCfg.BBPCurrentBW)
{
case BW_80:
bw = 80;
break;
case BW_40:
bw = 40;
break;
case BW_10:
bw = 10;
break;
case BW_20:
default:
bw =20;
break;
}
DBGPRINT(RT_DEBUG_TRACE, ("SYNC - End of SCAN, restore to %dMHz channel %d, Total BSS[%02d]\n",
bw, ch, pAd->ScanTab.BssNr));
#if defined(RT_CFG80211_SUPPORT) && defined(RT_CFG80211_P2P_CONCURRENT_DEVICE)
if (INFRA_ON(pAd))
{
bw = pAd->StaCfg.wdev.bw;
bbp_set_bw(pAd, (UINT8)bw);
}
else if (RTMP_CFG80211_VIF_P2P_GO_ON(pAd) && (ch != p2p_wdev->channel) && (p2p_wdev->CentralChannel != 0))
{
bw = p2p_wdev->bw;
bbp_set_bw(pAd, (UINT8)bw);
}
else if (RTMP_CFG80211_VIF_P2P_CLI_ON(pAd) && (ch != p2p_wdev->channel) && (p2p_wdev->CentralChannel != 0))
{
bw = p2p_wdev->bw;
bbp_set_bw(pAd, (UINT8)bw);
}
/*If GO start, we need to change to GO Channel*/
if (INFRA_ON(pAd))
{
ch = pAd->StaCfg.wdev.CentralChannel;
}
else if((ch != p2p_wdev->CentralChannel) && (p2p_wdev->CentralChannel != 0))
ch = p2p_wdev->CentralChannel;
#endif /* defined(RT_CFG80211_SUPPORT) && defined(RT_CFG80211_P2P_CONCURRENT_DEVICE) */
ASSERT((ch != 0));
AsicSwitchChannel(pAd, (UCHAR)ch, FALSE);
AsicLockChannel(pAd, (UCHAR)ch);
DBGPRINT(RT_DEBUG_TRACE,
("SYNC - End of SCAN, restore to %dMHz channel %d, Total BSS[%02d]\n",
bw, ch, pAd->ScanTab.BssNr));
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
{
/*
If all peer Ad-hoc clients leave, driver would do LinkDown and LinkUp.
In LinkUp, CommonCfg.Ssid would copy SSID from MlmeAux.
To prevent SSID is zero or wrong in Beacon, need to recover MlmeAux.SSID here.
*/
if (ADHOC_ON(pAd))
{
NdisZeroMemory(pAd->MlmeAux.Ssid, MAX_LEN_OF_SSID);
pAd->MlmeAux.SsidLen = pAd->CommonCfg.SsidLen;
NdisMoveMemory(pAd->MlmeAux.Ssid, pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen);
}
/*
To prevent data lost.
Send an NULL data with turned PSM bit on to current associated AP before SCAN progress.
Now, we need to send an NULL data with turned PSM bit off to AP, when scan progress done
*/
if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) && (INFRA_ON(pAd)))
{
RTMPSendNullFrame(pAd,
pAd->CommonCfg.TxRate,
(OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED) ? TRUE:FALSE),
pAd->CommonCfg.bAPSDForcePowerSave ? PWR_SAVE : pAd->StaCfg.PwrMgmt.Psm);
DBGPRINT(RT_DEBUG_TRACE, ("%s -- Send null frame\n", __FUNCTION__));
}
#ifdef RT_CFG80211_P2P_CONCURRENT_DEVICE
if (pAd->ApCfg.ApCliTab[MAIN_MBSSID].Valid && RTMP_CFG80211_VIF_P2P_CLI_ON(pAd))
{
DBGPRINT(RT_DEBUG_TRACE, ("CFG80211_NULL: PWR_ACTIVE SCAN_END\n"));
RT_CFG80211_P2P_CLI_SEND_NULL_FRAME(pAd, PWR_ACTIVE);
}
#endif /* RT_CFG80211_P2P_CONCURRENT_DEVICE */
/* keep the latest scan channel, could be 0 for scan complete, or other channel*/
pAd->StaCfg.LastScanChannel = pAd->ScanCtrl.Channel;
pAd->StaCfg.ScanChannelCnt = 0;
/* Suspend scanning and Resume TxData for Fast Scanning*/
if ((pAd->ScanCtrl.Channel != 0) &&
(pAd->StaCfg.bImprovedScan)) /* it is scan pending*/
{
MLME_SCAN_REQ_STRUCT ScanReq;
pAd->Mlme.SyncMachine.CurrState = SCAN_PENDING;
Status = MLME_SUCCESS;
DBGPRINT(RT_DEBUG_WARN, ("bFastRoamingScan ~~~ Get back to send data ~~~\n"));
RTMPResumeMsduTransmission(pAd);
/* for SCC & MCC Case*/
pAd->StaCfg.LastScanTime = pAd->Mlme.Now32;
ScanParmFill(pAd, &ScanReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen, BSS_ANY, pAd->MlmeAux.ScanType);
MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ, sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq, 0);
DBGPRINT(RT_DEBUG_OFF, ("bImprovedScan ............. Resume for bImprovedScan, SCAN_PENDING .............. \n"));
RTMP_MLME_HANDLER(pAd);
}
else
{
pAd->StaCfg.BssNr = pAd->ScanTab.BssNr;
pAd->StaCfg.bImprovedScan = FALSE;
pAd->Mlme.SyncMachine.CurrState = SYNC_IDLE;
Status = MLME_SUCCESS;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_SCAN_CONF, 2, &Status, 0);
RTMP_MLME_HANDLER(pAd);
}
}
#endif /* CONFIG_STA_SUPPORT */
#ifdef CONFIG_AP_SUPPORT
if (OpMode == OPMODE_AP)
{
#ifdef P2P_APCLI_SUPPORT
/* P2P CLIENT in WSC Scan or Re-Connect scanning. */
if (P2P_CLI_ON(pAd) && (ApScanRunning(pAd) == TRUE))
{
/*MlmeEnqueue(pAd, APCLI_CTRL_STATE_MACHINE, APCLI_CTRL_JOIN_REQ_TIMEOUT, 0, NULL, 0);*/
DBGPRINT(RT_DEBUG_INFO, ("%s:: Scan Done! reset APCLI CTRL State Machine!\n", __FUNCTION__));
pAd->ApCfg.ApCliTab[0].CtrlCurrState = APCLI_CTRL_DISCONNECTED;
#ifdef WPA3_SUPPORT
pAd->ApCfg.ApCliTab[0].fgIsConnInitialized = FALSE;
pAd->ApCfg.ApCliTab[0].MlmeAux.fgPeerAuthCommitReceived = FALSE;
pAd->ApCfg.ApCliTab[0].MlmeAux.fgPeerAuthConfirmReceived = FALSE;
pAd->ApCfg.ApCliTab[0].MlmeAux.fgOwnAuthCommitSend = FALSE;
pAd->ApCfg.ApCliTab[0].MlmeAux.fgOwnAuthConfirmSend = FALSE;
#endif
}
#endif /* P2P_APCLI_SUPPORT */
#ifdef APCLI_SUPPORT
#ifdef APCLI_AUTO_CONNECT_SUPPORT
if (pAd->ApCfg.ApCliAutoConnectRunning == TRUE)
{
if (!ApCliAutoConnectExec(pAd))
{
DBGPRINT(RT_DEBUG_ERROR, ("Error in %s\n", __FUNCTION__));
}
}
#endif /* APCLI_AUTO_CONNECT_SUPPORT */
#endif /* APCLI_SUPPORT */
pAd->Mlme.ApSyncMachine.CurrState = AP_SYNC_IDLE;
RTMPResumeMsduTransmission(pAd);
/* iwpriv set auto channel selection*/
/* scanned all channels*/
if (pAd->ApCfg.bAutoChannelAtBootup==TRUE)
{
pAd->CommonCfg.Channel = SelectBestChannel(pAd, pAd->ApCfg.AutoChannelAlg);
pAd->ApCfg.bAutoChannelAtBootup = FALSE;
#ifdef DOT11_N_SUPPORT
N_ChannelCheck(pAd);
#endif /* DOT11_N_SUPPORT */
APStop(pAd);
APStartUp(pAd);
}
if (!((pAd->CommonCfg.Channel > 14) && (pAd->CommonCfg.bIEEE80211H == TRUE) && (pAd->Dot11_H.RDMode != RD_NORMAL_MODE)))
AsicEnableBssSync(pAd, pAd->CommonCfg.BeaconPeriod);
}
#endif /* CONFIG_AP_SUPPORT */
#ifdef MESH_SUPPORT
MlmeEnqueue(pAd, MESH_CTRL_STATE_MACHINE, APMT2_MLME_SCAN_FINISH, 0, NULL, 0);
#endif /* MESH_SUPPORT */
return TRUE;
}
#if 0
static INT scan_type_chk(RTMP_ADAPTER *pAd, UCHAR OpMode, UCHAR sc_type)
{
return TRUE;
}
#endif
static INT scan_active(RTMP_ADAPTER *pAd, UCHAR OpMode, UCHAR ScanType)
{
UCHAR *frm_buf = NULL;
HEADER_802_11 Hdr80211;
ULONG FrameLen = 0;
UCHAR SsidLen = 0;
#ifdef CONFIG_STA_SUPPORT
USHORT Status;
#endif /* CONFIG_STA_SUPPORT */
UINT i;
if (MlmeAllocateMemory(pAd, &frm_buf) != NDIS_STATUS_SUCCESS)
{
DBGPRINT(RT_DEBUG_TRACE, ("%s():allocate memory fail\n", __FUNCTION__));
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
{
pAd->Mlme.SyncMachine.CurrState = SYNC_IDLE;
Status = MLME_FAIL_NO_RESOURCE;
MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_SCAN_CONF, 2, &Status, 0);
}
#endif /* CONFIG_STA_SUPPORT */
#ifdef CONFIG_AP_SUPPORT
if (OpMode == OPMODE_AP)
pAd->Mlme.ApSyncMachine.CurrState = AP_SYNC_IDLE;
#endif /* CONFIG_AP_SUPPORT */
return FALSE;
}
#ifdef DOT11_N_SUPPORT
#ifdef DOT11N_DRAFT3
if (ScanType == SCAN_2040_BSS_COEXIST)
{
DBGPRINT(RT_DEBUG_INFO, ("SYNC - SCAN_2040_BSS_COEXIST !! Prepare to send Probe Request\n"));
}
#endif /* DOT11N_DRAFT3 */
#endif /* DOT11_N_SUPPORT */
/* There is no need to send broadcast probe request if active scan is in effect.*/
SsidLen = 0;
if ((ScanType == SCAN_ACTIVE) || (ScanType == FAST_SCAN_ACTIVE)
#ifdef WSC_STA_SUPPORT
|| ((ScanType == SCAN_WSC_ACTIVE) && (OpMode == OPMODE_STA))
#endif /* WSC_STA_SUPPORT */
#ifdef RT_CFG80211_P2P_SUPPORT
|| (ScanType == SCAN_P2P)
#endif /* RT_CFG80211_P2P_SUPPORT */
)
SsidLen = pAd->ScanCtrl.SsidLen;
#ifdef P2P_SUPPORT
if ((pAd->ScanCtrl.ScanType == SCAN_P2P) || (pAd->ScanCtrl.ScanType == SCAN_P2P_SEARCH)
#ifdef P2P_APCLI_SUPPORT
|| ((pAd->ScanCtrl.ScanType == SCAN_WSC_ACTIVE) && (OpMode == OPMODE_AP) && (P2P_CLI_ON(pAd)))
#endif /* P2P_APCLI_SUPPORT */
)
{
PRT_P2P_CONFIG pP2PCtrl = &pAd->P2pCfg;
UCHAR SupRate[MAX_LEN_OF_SUPPORTED_RATES];
UCHAR SupRateLen = 0;
SsidLen = WILDP2PSSIDLEN; /* Use Wildword SSID */
SupRate[0] = 0x8C; /* 6 mbps, in units of 0.5 Mbps, basic rate */
SupRate[1] = 0x12; /* 9 mbps, in units of 0.5 Mbps */
SupRate[2] = 0x98; /* 12 mbps, in units of 0.5 Mbps, basic rate */
SupRate[3] = 0x24; /* 18 mbps, in units of 0.5 Mbps */
SupRate[4] = 0xb0; /* 24 mbps, in units of 0.5 Mbps, basic rate */
SupRate[5] = 0x48; /* 36 mbps, in units of 0.5 Mbps */
SupRate[6] = 0x60; /* 48 mbps, in units of 0.5 Mbps */
SupRate[7] = 0x6c; /* 54 mbps, in units of 0.5 Mbps */
SupRateLen = 8;
/* P2P scan must use P2P mac address. */
MgtMacHeaderInit(pAd, &Hdr80211, SUBTYPE_PROBE_REQ, 0, BROADCAST_ADDR,
pP2PCtrl->CurrentAddress,
BROADCAST_ADDR);
MakeOutgoingFrame(frm_buf, &FrameLen,
sizeof(HEADER_802_11), &Hdr80211,
1, &SsidIe,
1, &SsidLen,
SsidLen, &WILDP2PSSID[0],
1, &SupRateIe,
1, &SupRateLen,
SupRateLen, SupRate,
END_OF_ARGS);
}
else
#endif /* P2P_SUPPORT */
#ifdef RT_CFG80211_P2P_SUPPORT
if (ScanType == SCAN_P2P)
{
DBGPRINT(RT_DEBUG_TRACE, ("%s(): this is a p2p scan from cfg80211 layer\n", __FUNCTION__));
#ifdef RT_CFG80211_P2P_STATIC_CONCURRENT_DEVICE
MgtMacHeaderInit(pAd, &Hdr80211, SUBTYPE_PROBE_REQ, 0, BROADCAST_ADDR,
pAd->cfg80211_ctrl.P2PCurrentAddress, BROADCAST_ADDR);
#else
MgtMacHeaderInit(pAd, &Hdr80211, SUBTYPE_PROBE_REQ, 0, BROADCAST_ADDR,
pAd->CurrentAddress, BROADCAST_ADDR);
#endif /* RT_CFG80211_P2P_STATIC_CONCURRENT_DEVICE */
MakeOutgoingFrame(frm_buf, &FrameLen,
sizeof(HEADER_802_11), &Hdr80211,
1, &SsidIe,
1, &SsidLen,
SsidLen, pAd->ScanCtrl.Ssid,
1, &SupRateIe,
1, &pAd->cfg80211_ctrl.P2pSupRateLen,
pAd->cfg80211_ctrl.P2pSupRateLen, pAd->cfg80211_ctrl.P2pSupRate,
END_OF_ARGS);
}
else
#endif /* RT_CFG80211_P2P_SUPPORT */
{
#ifdef CONFIG_AP_SUPPORT
/*IF_DEV_CONFIG_OPMODE_ON_AP(pAd) */
if (OpMode == OPMODE_AP)
{
MgtMacHeaderInitExt(pAd, &Hdr80211, SUBTYPE_PROBE_REQ, 0, BROADCAST_ADDR,
pAd->ApCfg.MBSSID[0].wdev.bssid,
BROADCAST_ADDR);
#if 0
MgtMacHeaderInit(pAd, &Hdr80211, SUBTYPE_PROBE_REQ, 0, BROADCAST_ADDR,
pAd->ApCfg.MBSSID[0].Bssid,
pAd->ApCfg.MBSSID[0].Bssid);
#endif
}
#endif /* CONFIG_AP_SUPPORT */
#ifdef CONFIG_STA_SUPPORT
/*IF_DEV_CONFIG_OPMODE_ON_STA(pAd) */
if (OpMode == OPMODE_STA)
{
MgtMacHeaderInit(pAd, &Hdr80211, SUBTYPE_PROBE_REQ, 0, BROADCAST_ADDR,
pAd->CurrentAddress,
BROADCAST_ADDR);
}
#endif /* CONFIG_STA_SUPPORT */
MakeOutgoingFrame(frm_buf, &FrameLen,
sizeof(HEADER_802_11), &Hdr80211,
1, &SsidIe,
1, &SsidLen,
SsidLen, pAd->ScanCtrl.Ssid,
1, &SupRateIe,
1, &pAd->CommonCfg.SupRateLen,
pAd->CommonCfg.SupRateLen, pAd->CommonCfg.SupRate,
END_OF_ARGS);
if (pAd->CommonCfg.ExtRateLen)
{
ULONG Tmp;
MakeOutgoingFrame(frm_buf + FrameLen, &Tmp,
1, &ExtRateIe,
1, &pAd->CommonCfg.ExtRateLen,
pAd->CommonCfg.ExtRateLen, pAd->CommonCfg.ExtRate,
END_OF_ARGS);
FrameLen += Tmp;
}
}
#ifdef DOT11_N_SUPPORT
if (WMODE_CAP_N(pAd->CommonCfg.PhyMode))
{
ULONG Tmp;
UCHAR HtLen;
#ifdef RT_BIG_ENDIAN
HT_CAPABILITY_IE HtCapabilityTmp;
#endif
#ifdef CONFIG_STA_SUPPORT
if ((pAd->bBroadComHT == TRUE) && (OpMode == OPMODE_STA))
{
UCHAR BROADCOM[4] = {0x0, 0x90, 0x4c, 0x33};
HtLen = pAd->MlmeAux.HtCapabilityLen + 4;
#ifdef RT_BIG_ENDIAN
NdisMoveMemory(&HtCapabilityTmp, &pAd->MlmeAux.HtCapability, SIZE_HT_CAP_IE);
*(USHORT *)(&HtCapabilityTmp.HtCapInfo) = SWAP16(*(USHORT *)(&HtCapabilityTmp.HtCapInfo));
#ifdef UNALIGNMENT_SUPPORT
{
EXT_HT_CAP_INFO extHtCapInfo;
NdisMoveMemory((PUCHAR)(&extHtCapInfo), (PUCHAR)(&HtCapabilityTmp.ExtHtCapInfo), sizeof(EXT_HT_CAP_INFO));
*(USHORT *)(&extHtCapInfo) = cpu2le16(*(USHORT *)(&extHtCapInfo));
NdisMoveMemory((PUCHAR)(&HtCapabilityTmp.ExtHtCapInfo), (PUCHAR)(&extHtCapInfo), sizeof(EXT_HT_CAP_INFO));
}
#else
*(USHORT *)(&HtCapabilityTmp.ExtHtCapInfo) = cpu2le16(*(USHORT *)(&HtCapabilityTmp.ExtHtCapInfo));
#endif /* UNALIGNMENT_SUPPORT */
MakeOutgoingFrame(frm_buf + FrameLen, &Tmp,
1, &WpaIe,
1, &HtLen,
4, &BROADCOM[0],
pAd->MlmeAux.HtCapabilityLen, &HtCapabilityTmp,
END_OF_ARGS);
#else
MakeOutgoingFrame(frm_buf + FrameLen, &Tmp,
1, &WpaIe,
1, &HtLen,
4, &BROADCOM[0],
pAd->MlmeAux.HtCapabilityLen, &pAd->MlmeAux.HtCapability,
END_OF_ARGS);
#endif /* RT_BIG_ENDIAN */
}
else
#endif /* CONFIG_STA_SUPPORT */
{
HtLen = sizeof(HT_CAPABILITY_IE);
#ifdef RT_BIG_ENDIAN
NdisMoveMemory(&HtCapabilityTmp, &pAd->CommonCfg.HtCapability, SIZE_HT_CAP_IE);
*(USHORT *)(&HtCapabilityTmp.HtCapInfo) = SWAP16(*(USHORT *)(&HtCapabilityTmp.HtCapInfo));
#ifdef UNALIGNMENT_SUPPORT
{
EXT_HT_CAP_INFO extHtCapInfo;
NdisMoveMemory((PUCHAR)(&extHtCapInfo), (PUCHAR)(&HtCapabilityTmp.ExtHtCapInfo), sizeof(EXT_HT_CAP_INFO));
*(USHORT *)(&extHtCapInfo) = cpu2le16(*(USHORT *)(&extHtCapInfo));
NdisMoveMemory((PUCHAR)(&HtCapabilityTmp.ExtHtCapInfo), (PUCHAR)(&extHtCapInfo), sizeof(EXT_HT_CAP_INFO));
}
#else
*(USHORT *)(&HtCapabilityTmp.ExtHtCapInfo) = cpu2le16(*(USHORT *)(&HtCapabilityTmp.ExtHtCapInfo));
#endif /* UNALIGNMENT_SUPPORT */
MakeOutgoingFrame(frm_buf + FrameLen, &Tmp,
1, &HtCapIe,
1, &HtLen,
HtLen, &HtCapabilityTmp,
END_OF_ARGS);
#else
MakeOutgoingFrame(frm_buf + FrameLen, &Tmp,
1, &HtCapIe,
1, &HtLen,
HtLen, &pAd->CommonCfg.HtCapability,
END_OF_ARGS);
#endif /* RT_BIG_ENDIAN */
}
FrameLen += Tmp;
#ifdef DOT11N_DRAFT3
if ((pAd->ScanCtrl.Channel <= 14) && (pAd->CommonCfg.bBssCoexEnable == TRUE))
{
ULONG Tmp;
HtLen = 1;
MakeOutgoingFrame(frm_buf + FrameLen, &Tmp,
1, &ExtHtCapIe,
1, &HtLen,
1, &pAd->CommonCfg.BSSCoexist2040.word,
END_OF_ARGS);
FrameLen += Tmp;
}
#endif /* DOT11N_DRAFT3 */
}
#endif /* DOT11_N_SUPPORT */
#ifdef DOT11_VHT_AC
if (WMODE_CAP_AC(pAd->CommonCfg.PhyMode) &&
(pAd->ScanCtrl.Channel > 14)) {
FrameLen += build_vht_ies(pAd, (UCHAR *)(frm_buf + FrameLen), SUBTYPE_PROBE_REQ);
}
#endif /* DOT11_VHT_AC */
#ifdef WSC_STA_SUPPORT
if (OpMode == OPMODE_STA)
{
BOOLEAN bHasWscIe = FALSE;
/*
Append WSC information in probe request if WSC state is running
*/
if ((pAd->StaCfg.WscControl.WscEnProbeReqIE) &&
(pAd->StaCfg.WscControl.WscConfMode != WSC_DISABLE) &&
(pAd->StaCfg.WscControl.bWscTrigger == TRUE))
bHasWscIe = TRUE;
#ifdef WSC_V2_SUPPORT
else if ((pAd->StaCfg.WscControl.WscEnProbeReqIE) &&
(pAd->StaCfg.WscControl.WscV2Info.bEnableWpsV2))
bHasWscIe = TRUE;
#endif /* WSC_V2_SUPPORT */
#ifdef P2P_SUPPORT
/*
P2pMakeProbeReqIE will build WSC IE for P2P,
it is not good to append normal WSC IE into P2P probe request frame here.
*/
if ((pAd->ScanCtrl.ScanType == SCAN_P2P) || (pAd->ScanCtrl.ScanType == SCAN_P2P_SEARCH) ||
((pAd->ScanCtrl.ScanType == SCAN_WSC_ACTIVE) && (OpMode == OPMODE_AP) && (P2P_CLI_ON(pAd))))
bHasWscIe = FALSE;
#endif /* P2P_SUPPORT */
if (bHasWscIe)
{
UCHAR *pWscBuf = NULL, WscIeLen = 0;
ULONG WscTmpLen = 0;
os_alloc_mem(NULL, (UCHAR **)&pWscBuf, 512);
if (pWscBuf != NULL)
{
NdisZeroMemory(pWscBuf, 512);
WscBuildProbeReqIE(pAd, STA_MODE, pWscBuf, &WscIeLen);
MakeOutgoingFrame(frm_buf + FrameLen, &WscTmpLen,
WscIeLen, pWscBuf,
END_OF_ARGS);
FrameLen += WscTmpLen;
os_free_mem(NULL, pWscBuf);
}
else
DBGPRINT(RT_DEBUG_WARN, ("%s:: WscBuf Allocate failed!\n", __FUNCTION__));
}
}
#ifdef WAC_SUPPORT
WAC_AddDevAdvAttrIE(pAd, BSS0, frm_buf, &FrameLen);
#endif /* WAC_SUPPORT */
#endif /* WSC_STA_SUPPORT */
#ifdef CONFIG_STA_SUPPORT
#ifdef WPA_SUPPLICANT_SUPPORT
if ((OpMode == OPMODE_STA) &&
(pAd->StaCfg.wpa_supplicant_info.WpaSupplicantUP != WPA_SUPPLICANT_DISABLE) &&
(pAd->StaCfg.wpa_supplicant_info.WpsProbeReqIeLen != 0))
{
ULONG WpsTmpLen = 0;
MakeOutgoingFrame(frm_buf + FrameLen, &WpsTmpLen,
pAd->StaCfg.wpa_supplicant_info.WpsProbeReqIeLen,
pAd->StaCfg.wpa_supplicant_info.pWpsProbeReqIe,
END_OF_ARGS);
FrameLen += WpsTmpLen;
}
#endif /* WPA_SUPPLICANT_SUPPORT */
#ifdef RT_CFG80211_SUPPORT
if ((OpMode == OPMODE_STA) &&
(pAd->StaCfg.wpa_supplicant_info.WpaSupplicantUP != WPA_SUPPLICANT_DISABLE) &&
CFG80211DRV_OpsScanRunning(pAd))
{
ULONG ExtraIeTmpLen = 0;
MakeOutgoingFrame(frm_buf + FrameLen, &ExtraIeTmpLen,
pAd->cfg80211_ctrl.ExtraIeLen, pAd->cfg80211_ctrl.pExtraIe,
END_OF_ARGS);
FrameLen += ExtraIeTmpLen;
}
#endif /* RT_CFG80211_SUPPORT */
#endif /*CONFIG_STA_SUPPORT*/
#ifdef P2P_SUPPORT
if ((pAd->ScanCtrl.ScanType == SCAN_P2P) || (pAd->ScanCtrl.ScanType == SCAN_P2P_SEARCH)
#ifdef P2P_APCLI_SUPPORT
|| ((pAd->ScanCtrl.ScanType == SCAN_WSC_ACTIVE) && (OpMode == OPMODE_AP) && (P2P_CLI_ON(pAd)))
#endif /* P2P_APCLI_SUPPORT */
)
{
ULONG P2PIeLen;
UCHAR tmp_len;
PUCHAR ptr;
ptr = frm_buf + FrameLen;
P2pMakeProbeReqIE(pAd, ptr, &tmp_len);
FrameLen += tmp_len;
/* Put P2P IE to the last. */
ptr = frm_buf + FrameLen;
P2pMakeP2pIE(pAd, SUBTYPE_PROBE_REQ, ptr, &P2PIeLen);
FrameLen += P2PIeLen;
#ifdef WFD_SUPPORT
ptr = frm_buf + FrameLen;
WfdMakeWfdIE(pAd, SUBTYPE_PROBE_REQ, ptr, &P2PIeLen);
FrameLen += P2PIeLen;
#endif /* WFD_SUPPORT */
}
#ifdef WFA_WFD_SUPPORT
if (pAd->P2pCfg.bWIDI)
{
if (pAd->pWfdIeInProbeReq && (pAd->WfdIeInProbeReqLen != 0))
{
ULONG WfdIeTmpLen = 0;
MakeOutgoingFrame(frm_buf+FrameLen, &WfdIeTmpLen,
pAd->WfdIeInProbeReqLen, pAd->pWfdIeInProbeReq,
END_OF_ARGS);
FrameLen += WfdIeTmpLen;
}
}
#endif /* WFA_WFD_SUPPORT */
#endif /* P2P_SUPPORT */
for (i = 0; i < 3; i++)
MiniportMMRequest(pAd, 0, frm_buf, FrameLen);
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
{
/*
To prevent data lost.
Send an NULL data with turned PSM bit on to current associated AP when SCAN in the channel where
associated AP located.
*/
if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) &&
(INFRA_ON(pAd)) &&
(pAd->CommonCfg.Channel == pAd->ScanCtrl.Channel))
{
RTMPSendNullFrame(pAd,
pAd->CommonCfg.TxRate,
(OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED) ? TRUE:FALSE),
PWR_SAVE);
DBGPRINT(RT_DEBUG_TRACE, ("%s():Send PWA NullData frame to notify the associated AP!\n", __FUNCTION__));
}
}
#endif /* CONFIG_STA_SUPPORT */
MlmeFreeMemory(pAd, frm_buf);
return TRUE;
}
/*
==========================================================================
Description:
Scan next channel
==========================================================================
*/
VOID ScanNextChannel(RTMP_ADAPTER *pAd, UCHAR OpMode)
{
UCHAR ScanType = SCAN_TYPE_MAX;
UINT ScanTimeIn5gChannel = SHORT_CHANNEL_TIME;
BOOLEAN ScanPending = FALSE;
RALINK_TIMER_STRUCT *sc_timer = NULL;
UINT stay_time = 0;
#ifdef WIDI_SUPPORT
static int count = 0;
#endif /* WIDI_SUPPORT */
#ifdef CONFIG_ATE
/* Nothing to do in ATE mode. */
if (ATE_ON(pAd))
return;
#endif /* CONFIG_ATE */
#ifdef WIDI_SUPPORT
#ifdef CONFIG_STA_SUPPORT
if ((pAd->StaCfg.bWIDI && (pAd->StaCfg.bSendingProbe == TRUE))
#ifdef P2P_SUPPORT
|| (pAd->P2pCfg.bWIDI && (pAd->gP2pSendingProbeResponse == 1))
#endif /* P2P_SUPPORT */
)
{
RTMPSetTimer(&pAd->MlmeAux.ScanTimer, MAX_CHANNEL_TIME);
return;
}
#endif /* CONFIG_STA_SUPPORT */
#endif /* WIDI_SUPPORT */
#ifdef CONFIG_STA_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
if (MONITOR_ON(pAd))
return;
}
ScanPending = ((pAd->StaCfg.bImprovedScan) && (pAd->StaCfg.ScanChannelCnt>=7));
#endif /* CONFIG_STA_SUPPORT */
#ifdef CONFIG_AP_SUPPORT
if (OpMode == OPMODE_AP)
ScanType = pAd->ScanCtrl.ScanType;
#endif /* CONFIG_AP_SUPPORT */
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
ScanType = pAd->MlmeAux.ScanType;
#endif /* CONFIG_STA_SUPPORT */
if (ScanType == SCAN_TYPE_MAX) {
DBGPRINT(RT_DEBUG_ERROR, ("%s():Incorrect ScanType!\n", __FUNCTION__));
return;
}
#ifdef CONFIG_STA_SUPPORT
#ifdef RT_CFG80211_SUPPORT
/* Since the Channel List is from Upper layer */
if (CFG80211DRV_OpsScanRunning(pAd) && !ScanPending)
{
#ifndef CCN3_TV_SUPPORT
if (RTMP_CFG80211_VIF_P2P_GO_ON(pAd))
{
DBGPRINT(RT_DEBUG_OFF, ("%s():Scan Only Go Channel %d\n", __FUNCTION__, pAd->CommonCfg.Channel));
while ((pAd->ScanCtrl.Channel =
(UCHAR)CFG80211DRV_OpsScanGetNextChannel(pAd))
&& pAd->CommonCfg.Channel != 0)
{
if(pAd->ScanCtrl.Channel == pAd->CommonCfg.Channel)
{
break;
}
}
}
else
{
#endif /* ifndef CCN3_TV_SUPPORT */
pAd->ScanCtrl.Channel = (UCHAR)CFG80211DRV_OpsScanGetNextChannel(pAd);
#ifndef CCN3_TV_SUPPORT
}
#endif /* ifndef CCN3_TV_SUPPORT */
}
#endif /* RT_CFG80211_SUPPORT */
#endif /* CONFIG_STA_SUPPORT */
if ((pAd->ScanCtrl.Channel == 0) || ScanPending)
{
#ifdef WIDI_SUPPORT
count++;
if (count > 10)
{
count = 0;
if (ScanType != SCAN_PASSIVE)
DBGPRINT(RT_DEBUG_ERROR, ("Driver is Alive; ScanType %d\n", ScanType));
}
#endif /* WIDI_SUPPORT */
scan_ch_restore(pAd, OpMode);
}
#ifdef RTMP_MAC_USB
#ifdef CONFIG_STA_SUPPORT
else if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST) &&
(OpMode == OPMODE_STA))
{
pAd->Mlme.SyncMachine.CurrState = SYNC_IDLE;
MlmeCntlConfirm(pAd, MT2_SCAN_CONF, MLME_FAIL_NO_RESOURCE);
}
#endif /* CONFIG_STA_SUPPORT */
#endif /* RTMP_MAC_USB */
else
{
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
{
/* BBP and RF are not accessible in PS mode, we has to wake them up first*/
if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE))
AsicForceWakeup(pAd, TRUE);
/* leave PSM during scanning. otherwise we may lost ProbeRsp & BEACON*/
if (pAd->StaCfg.PwrMgmt.Psm == PWR_SAVE)
RTMP_SET_PSM_BIT(pAd, PWR_ACTIVE);
}
#endif /* CONFIG_STA_SUPPORT */
#ifdef WIFI_REGION32_HIDDEN_SSID_SUPPORT
if (((pAd->ScanCtrl.Channel == 12) || (pAd->ScanCtrl.Channel == 13)) &&
((pAd->CommonCfg.CountryRegion & 0x7f) == REGION_32_BG_BAND))
CmdIdConfigInternalSetting(pAd, DPD_CONF, DPD_OFF);
else
CmdIdConfigInternalSetting(pAd, DPD_CONF, DPD_ON);
#endif /* WIFI_REGION32_HIDDEN_SSID_SUPPORT */
AsicSwitchChannel(pAd, pAd->ScanCtrl.Channel, TRUE);
AsicLockChannel(pAd, pAd->ScanCtrl.Channel);
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
{
BOOLEAN bScanPassive = FALSE;
if (pAd->ScanCtrl.Channel > 14)
{
#ifdef DPA_T
/* All 5G channel, No matter DFS/80211H setting is y or n */
bScanPassive = TRUE;
#else /* DPA_T */
if ((pAd->CommonCfg.bIEEE80211H == 1)
&& RadarChannelCheck(pAd, pAd->ScanCtrl.Channel))
bScanPassive = TRUE;
#endif /* !DPA_T */
}
#ifdef CARRIER_DETECTION_SUPPORT
if (pAd->CommonCfg.CarrierDetect.Enable == TRUE)
bScanPassive = TRUE;
#endif /* CARRIER_DETECTION_SUPPORT */
if (bScanPassive)
{
ScanType = SCAN_PASSIVE;
ScanTimeIn5gChannel = MIN_CHANNEL_TIME;
}
}
#endif /* CONFIG_STA_SUPPORT */
/* Check if channel if passive scan under current regulatory domain */
#ifdef P2P_CHANNEL_LIST_SEPARATE
if ((pAd->ScanCtrl.ScanType == SCAN_P2P))
{
if (P2P_CHAN_PropertyCheck(pAd, pAd->ScanCtrl.Channel, CHANNEL_PASSIVE_SCAN) == TRUE)
ScanType = SCAN_PASSIVE;
}
else
#endif /* P2P_CHANNEL_LIST_SEPARATE */
if (CHAN_PropertyCheck(pAd, pAd->ScanCtrl.Channel, CHANNEL_PASSIVE_SCAN) == TRUE)
ScanType = SCAN_PASSIVE;
#if defined(DPA_T) || defined(WIFI_REGION32_HIDDEN_SSID_SUPPORT)
/* Ch 12~14 is passive scan, No matter DFS and 80211H setting is y or n */
if ((pAd->ScanCtrl.Channel >= 12) && (pAd->ScanCtrl.Channel <= 14)
&& ((pAd->CommonCfg.CountryRegion & 0x7f) == REGION_32_BG_BAND))
ScanType = SCAN_PASSIVE;
#endif /* DPA_T */
#ifdef CONFIG_AP_SUPPORT
if (OpMode == OPMODE_AP)
sc_timer = &pAd->ScanCtrl.APScanTimer;
#endif /* CONFIG_AP_SUPPORT */
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
sc_timer = &pAd->MlmeAux.ScanTimer;
#endif /* CONFIG_STA_SUPPORT */
if (!sc_timer) {
DBGPRINT(RT_DEBUG_ERROR, ("%s():ScanTimer not assigned!\n", __FUNCTION__));
return;
}
/* We need to shorten active scan time in order for WZC connect issue */
/* Chnage the channel scan time for CISCO stuff based on its IAPP announcement */
if (ScanType == FAST_SCAN_ACTIVE)
stay_time = FAST_ACTIVE_SCAN_TIME;
else /* must be SCAN_PASSIVE or SCAN_ACTIVE*/
{
#ifdef CONFIG_STA_SUPPORT
pAd->StaCfg.ScanChannelCnt++;
#endif /* CONFIG_STA_SUPPORT */
#ifdef CONFIG_AP_SUPPORT
if ((OpMode == OPMODE_AP) && (pAd->ApCfg.bAutoChannelAtBootup))
stay_time = AUTO_CHANNEL_SEL_TIMEOUT;
else
#endif /* CONFIG_AP_SUPPORT */
if (WMODE_CAP_2G(pAd->CommonCfg.PhyMode) &&
WMODE_CAP_5G(pAd->CommonCfg.PhyMode))
{
if (pAd->ScanCtrl.Channel > 14)
stay_time = ScanTimeIn5gChannel;
else
stay_time = MIN_CHANNEL_TIME;
}
else
stay_time = MAX_CHANNEL_TIME;
}
if (RTMP_CFG80211_VIF_P2P_CLI_ON(pAd)){
stay_time = P2P_CLI_ON_SCAN_TIME;
}
#ifdef CONFIG_STA_SUPPORT
#ifdef RT_CFG80211_SUPPORT
//CFG_TODO: for testing.
/* Since the Channel List is from Upper layer */
if (CFG80211DRV_OpsScanRunning(pAd) &&
(pAd->cfg80211_ctrl.Cfg80211ChanListLen == 1))
stay_time = 500;
#endif /* RT_CFG80211_SUPPORT */
#endif /* CONFIG_STA_SUPPORT */
RTMPSetTimer(sc_timer, stay_time);
if (SCAN_MODE_ACT(ScanType))
{
if (pAd->MlmeAux.params.FlgScanThisSsid) {
int i;
for (i = 0; i < pAd->MlmeAux.params.num_ssids; ++i) {
/* record desired BSS parameters */
pAd->ScanCtrl.SsidLen =
(UCHAR)pAd->MlmeAux.params.ssids[i].ssid_len;
NdisMoveMemory(pAd->ScanCtrl.Ssid, pAd->MlmeAux.params.ssids[i].ssid, pAd->MlmeAux.params.ssids[i].ssid_len);
if (scan_active(pAd, OpMode, ScanType) == FALSE)
return;
}
} else if (scan_active(pAd, OpMode, ScanType) == FALSE)
return;
#ifdef CONFIG_STA_SUPPORT
if ((ScanType == SCAN_ACTIVE) &&
(pAd->ScanCtrl.SsidLen > 0))
{
/* Enhance Connectivity for Hidden Ssid Scanning */
CHAR desiredSsid[MAX_LEN_OF_SSID], backSsid[MAX_LEN_OF_SSID];
UCHAR desiredSsidLen, backSsidLen;
/* For Boardcast SSID ProbeReq */
desiredSsidLen= 0 ;
NdisZeroMemory(desiredSsid, MAX_LEN_OF_SSID);
//1. backup the original MlmeAux
backSsidLen = pAd->ScanCtrl.SsidLen;
NdisCopyMemory(backSsid, pAd->ScanCtrl.Ssid, backSsidLen);
//2. fill the desried ssid into SM
pAd->ScanCtrl.SsidLen = desiredSsidLen;
NdisCopyMemory(pAd->ScanCtrl.Ssid, desiredSsid, desiredSsidLen);
//3. scan action
scan_active(pAd, OpMode, ScanType);
//4. restore to ScanCtrl
pAd->ScanCtrl.SsidLen = backSsidLen;
NdisCopyMemory(pAd->ScanCtrl.Ssid, backSsid, backSsidLen);
}
#endif /* CONFIG_STA_SUPPORT */
}
/* For SCAN_CISCO_PASSIVE, do nothing and silently wait for beacon or other probe reponse*/
#ifdef CONFIG_STA_SUPPORT
if (OpMode == OPMODE_STA)
pAd->Mlme.SyncMachine.CurrState = SCAN_LISTEN;
#endif /* CONFIG_STA_SUPPORT */
#ifdef CONFIG_AP_SUPPORT
if (OpMode == OPMODE_AP)
pAd->Mlme.ApSyncMachine.CurrState = AP_SCAN_LISTEN;
#endif /* CONFIG_AP_SUPPORT */
}
}
BOOLEAN ScanRunning(RTMP_ADAPTER *pAd)
{
BOOLEAN rv = FALSE;
#ifdef CONFIG_STA_SUPPORT
#ifdef P2P_SUPPORT
rv = ((pAd->Mlme.ApSyncMachine.CurrState == AP_SCAN_LISTEN) ? TRUE : FALSE);
if (rv == FALSE)
{
if ((pAd->Mlme.SyncMachine.CurrState == SCAN_LISTEN) || (pAd->Mlme.SyncMachine.CurrState == SCAN_PENDING))
rv = TRUE;
}
#else
IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
{
if ((pAd->Mlme.SyncMachine.CurrState == SCAN_LISTEN) || (pAd->Mlme.SyncMachine.CurrState == SCAN_PENDING))
rv = TRUE;
}
#endif /* P2P_SUPPORT */
#endif /* CONFIG_STA_SUPPORT */
#ifdef CONFIG_AP_SUPPORT
#ifdef AP_SCAN_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_AP(pAd)
rv = ((pAd->Mlme.ApSyncMachine.CurrState == AP_SCAN_LISTEN) ? TRUE : FALSE);
#endif /* AP_SCAN_SUPPORT */
#endif /* CONFIG_AP_SUPPORT */
return rv;
}
#endif /* SCAN_SUPPORT */