diff options
Diffstat (limited to 'drivers/staging/rt3090/common/mlme.c')
| -rw-r--r-- | drivers/staging/rt3090/common/mlme.c | 6550 |
1 files changed, 6550 insertions, 0 deletions
diff --git a/drivers/staging/rt3090/common/mlme.c b/drivers/staging/rt3090/common/mlme.c new file mode 100644 index 0000000000000..1613c04c59325 --- /dev/null +++ b/drivers/staging/rt3090/common/mlme.c @@ -0,0 +1,6550 @@ +/* + ************************************************************************* + * 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: + mlme.c + + Abstract: + + Revision History: + Who When What + -------- ---------- ---------------------------------------------- + John Chang 2004-08-25 Modify from RT2500 code base + John Chang 2004-09-06 modified for RT2600 +*/ + +#include "../rt_config.h" +#include <stdarg.h> + +UCHAR CISCO_OUI[] = {0x00, 0x40, 0x96}; + +UCHAR WPA_OUI[] = {0x00, 0x50, 0xf2, 0x01}; +UCHAR RSN_OUI[] = {0x00, 0x0f, 0xac}; +UCHAR WAPI_OUI[] = {0x00, 0x14, 0x72}; +UCHAR WME_INFO_ELEM[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01}; +UCHAR WME_PARM_ELEM[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01}; +UCHAR Ccx2QosInfo[] = {0x00, 0x40, 0x96, 0x04}; +UCHAR RALINK_OUI[] = {0x00, 0x0c, 0x43}; +UCHAR BROADCOM_OUI[] = {0x00, 0x90, 0x4c}; +UCHAR WPS_OUI[] = {0x00, 0x50, 0xf2, 0x04}; +#ifdef CONFIG_STA_SUPPORT +#ifdef DOT11_N_SUPPORT +UCHAR PRE_N_HT_OUI[] = {0x00, 0x90, 0x4c}; +#endif // DOT11_N_SUPPORT // +#endif // CONFIG_STA_SUPPORT // + +UCHAR RateSwitchTable[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x11, 0x00, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 35, 45, + 0x03, 0x00, 3, 20, 45, + 0x04, 0x21, 0, 30, 50, + 0x05, 0x21, 1, 20, 50, + 0x06, 0x21, 2, 20, 50, + 0x07, 0x21, 3, 15, 50, + 0x08, 0x21, 4, 15, 30, + 0x09, 0x21, 5, 10, 25, + 0x0a, 0x21, 6, 8, 25, + 0x0b, 0x21, 7, 8, 25, + 0x0c, 0x20, 12, 15, 30, + 0x0d, 0x20, 13, 8, 20, + 0x0e, 0x20, 14, 8, 20, + 0x0f, 0x20, 15, 8, 25, + 0x10, 0x22, 15, 8, 25, + 0x11, 0x00, 0, 0, 0, + 0x12, 0x00, 0, 0, 0, + 0x13, 0x00, 0, 0, 0, + 0x14, 0x00, 0, 0, 0, + 0x15, 0x00, 0, 0, 0, + 0x16, 0x00, 0, 0, 0, + 0x17, 0x00, 0, 0, 0, + 0x18, 0x00, 0, 0, 0, + 0x19, 0x00, 0, 0, 0, + 0x1a, 0x00, 0, 0, 0, + 0x1b, 0x00, 0, 0, 0, + 0x1c, 0x00, 0, 0, 0, + 0x1d, 0x00, 0, 0, 0, + 0x1e, 0x00, 0, 0, 0, + 0x1f, 0x00, 0, 0, 0, +}; + +UCHAR RateSwitchTable11B[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x04, 0x03, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 35, 45, + 0x03, 0x00, 3, 20, 45, +}; + +UCHAR RateSwitchTable11BG[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0a, 0x00, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 35, 45, + 0x03, 0x00, 3, 20, 45, + 0x04, 0x10, 2, 20, 35, + 0x05, 0x10, 3, 16, 35, + 0x06, 0x10, 4, 10, 25, + 0x07, 0x10, 5, 16, 25, + 0x08, 0x10, 6, 10, 25, + 0x09, 0x10, 7, 10, 13, +}; + +UCHAR RateSwitchTable11G[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x08, 0x00, 0, 0, 0, // Initial used item after association + 0x00, 0x10, 0, 20, 101, + 0x01, 0x10, 1, 20, 35, + 0x02, 0x10, 2, 20, 35, + 0x03, 0x10, 3, 16, 35, + 0x04, 0x10, 4, 10, 25, + 0x05, 0x10, 5, 16, 25, + 0x06, 0x10, 6, 10, 25, + 0x07, 0x10, 7, 10, 13, +}; + +#ifdef DOT11_N_SUPPORT +UCHAR RateSwitchTable11N1S[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0c, 0x0a, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 25, 45, + 0x03, 0x21, 0, 20, 35, + 0x04, 0x21, 1, 20, 35, + 0x05, 0x21, 2, 20, 35, + 0x06, 0x21, 3, 15, 35, + 0x07, 0x21, 4, 15, 30, + 0x08, 0x21, 5, 10, 25, + 0x09, 0x21, 6, 8, 14, + 0x0a, 0x21, 7, 8, 14, + 0x0b, 0x23, 7, 8, 14, +}; + +UCHAR RateSwitchTable11N2S[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0e, 0x0c, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 25, 45, + 0x03, 0x21, 0, 20, 35, + 0x04, 0x21, 1, 20, 35, + 0x05, 0x21, 2, 20, 35, + 0x06, 0x21, 3, 15, 35, + 0x07, 0x21, 4, 15, 30, + 0x08, 0x20, 11, 15, 30, + 0x09, 0x20, 12, 15, 30, + 0x0a, 0x20, 13, 8, 20, + 0x0b, 0x20, 14, 8, 20, + 0x0c, 0x20, 15, 8, 25, + 0x0d, 0x22, 15, 8, 15, +}; + +UCHAR RateSwitchTable11N3S[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0b, 0x00, 0, 0, 0, // 0x0a, 0x00, 0, 0, 0, // Initial used item after association + 0x00, 0x21, 0, 30, 101, + 0x01, 0x21, 1, 20, 50, + 0x02, 0x21, 2, 20, 50, + 0x03, 0x21, 3, 15, 50, + 0x04, 0x21, 4, 15, 30, + 0x05, 0x20, 11, 15, 30, // Required by System-Alan @ 20080812 + 0x06, 0x20, 12, 15, 30, // 0x05, 0x20, 12, 15, 30, + 0x07, 0x20, 13, 8, 20, // 0x06, 0x20, 13, 8, 20, + 0x08, 0x20, 14, 8, 20, // 0x07, 0x20, 14, 8, 20, + 0x09, 0x20, 15, 8, 25, // 0x08, 0x20, 15, 8, 25, + 0x0a, 0x22, 15, 8, 25, // 0x09, 0x22, 15, 8, 25, +}; + +UCHAR RateSwitchTable11N2SForABand[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0b, 0x09, 0, 0, 0, // Initial used item after association + 0x00, 0x21, 0, 30, 101, + 0x01, 0x21, 1, 20, 50, + 0x02, 0x21, 2, 20, 50, + 0x03, 0x21, 3, 15, 50, + 0x04, 0x21, 4, 15, 30, + 0x05, 0x21, 5, 15, 30, + 0x06, 0x20, 12, 15, 30, + 0x07, 0x20, 13, 8, 20, + 0x08, 0x20, 14, 8, 20, + 0x09, 0x20, 15, 8, 25, + 0x0a, 0x22, 15, 8, 25, +}; + +UCHAR RateSwitchTable11N3SForABand[] = { // 3*3 +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0b, 0x09, 0, 0, 0, // Initial used item after association + 0x00, 0x21, 0, 30, 101, + 0x01, 0x21, 1, 20, 50, + 0x02, 0x21, 2, 20, 50, + 0x03, 0x21, 3, 15, 50, + 0x04, 0x21, 4, 15, 30, + 0x05, 0x21, 5, 15, 30, + 0x06, 0x20, 12, 15, 30, + 0x07, 0x20, 13, 8, 20, + 0x08, 0x20, 14, 8, 20, + 0x09, 0x20, 15, 8, 25, + 0x0a, 0x22, 15, 8, 25, +}; + +UCHAR RateSwitchTable11BGN1S[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0c, 0x0a, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 25, 45, + 0x03, 0x21, 0, 20, 35, + 0x04, 0x21, 1, 20, 35, + 0x05, 0x21, 2, 20, 35, + 0x06, 0x21, 3, 15, 35, + 0x07, 0x21, 4, 15, 30, + 0x08, 0x21, 5, 10, 25, + 0x09, 0x21, 6, 8, 14, + 0x0a, 0x21, 7, 8, 14, + 0x0b, 0x23, 7, 8, 14, +}; + +UCHAR RateSwitchTable11BGN2S[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0e, 0x0c, 0, 0, 0, // Initial used item after association + 0x00, 0x00, 0, 40, 101, + 0x01, 0x00, 1, 40, 50, + 0x02, 0x00, 2, 25, 45, + 0x03, 0x21, 0, 20, 35, + 0x04, 0x21, 1, 20, 35, + 0x05, 0x21, 2, 20, 35, + 0x06, 0x21, 3, 15, 35, + 0x07, 0x21, 4, 15, 30, + 0x08, 0x20, 11, 15, 30, + 0x09, 0x20, 12, 15, 30, + 0x0a, 0x20, 13, 8, 20, + 0x0b, 0x20, 14, 8, 20, + 0x0c, 0x20, 15, 8, 25, + 0x0d, 0x22, 15, 8, 15, +}; + +UCHAR RateSwitchTable11BGN3S[] = { // 3*3 +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0a, 0x00, 0, 0, 0, // Initial used item after association + 0x00, 0x21, 0, 30,101, //50 + 0x01, 0x21, 1, 20, 50, + 0x02, 0x21, 2, 20, 50, + 0x03, 0x21, 3, 20, 50, + 0x04, 0x21, 4, 15, 50, + 0x05, 0x20, 20, 15, 30, + 0x06, 0x20, 21, 8, 20, + 0x07, 0x20, 22, 8, 20, + 0x08, 0x20, 23, 8, 25, + 0x09, 0x22, 23, 8, 25, +}; + +UCHAR RateSwitchTable11BGN2SForABand[] = { +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0b, 0x09, 0, 0, 0, // Initial used item after association + 0x00, 0x21, 0, 30,101, //50 + 0x01, 0x21, 1, 20, 50, + 0x02, 0x21, 2, 20, 50, + 0x03, 0x21, 3, 15, 50, + 0x04, 0x21, 4, 15, 30, + 0x05, 0x21, 5, 15, 30, + 0x06, 0x20, 12, 15, 30, + 0x07, 0x20, 13, 8, 20, + 0x08, 0x20, 14, 8, 20, + 0x09, 0x20, 15, 8, 25, + 0x0a, 0x22, 15, 8, 25, +}; + +UCHAR RateSwitchTable11BGN3SForABand[] = { // 3*3 +// Item No. Mode Curr-MCS TrainUp TrainDown // Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF) + 0x0c, 0x09, 0, 0, 0, // Initial used item after association + 0x00, 0x21, 0, 30,101, //50 + 0x01, 0x21, 1, 20, 50, + 0x02, 0x21, 2, 20, 50, + 0x03, 0x21, 3, 15, 50, + 0x04, 0x21, 4, 15, 30, + 0x05, 0x21, 5, 15, 30, + 0x06, 0x21, 12, 15, 30, + 0x07, 0x20, 20, 15, 30, + 0x08, 0x20, 21, 8, 20, + 0x09, 0x20, 22, 8, 20, + 0x0a, 0x20, 23, 8, 25, + 0x0b, 0x22, 23, 8, 25, +}; +#endif // DOT11_N_SUPPORT // + + +extern UCHAR OfdmRateToRxwiMCS[]; +// since RT61 has better RX sensibility, we have to limit TX ACK rate not to exceed our normal data TX rate. +// otherwise the WLAN peer may not be able to receive the ACK thus downgrade its data TX rate +ULONG BasicRateMask[12] = {0xfffff001 /* 1-Mbps */, 0xfffff003 /* 2 Mbps */, 0xfffff007 /* 5.5 */, 0xfffff00f /* 11 */, + 0xfffff01f /* 6 */ , 0xfffff03f /* 9 */ , 0xfffff07f /* 12 */ , 0xfffff0ff /* 18 */, + 0xfffff1ff /* 24 */ , 0xfffff3ff /* 36 */ , 0xfffff7ff /* 48 */ , 0xffffffff /* 54 */}; + +UCHAR BROADCAST_ADDR[MAC_ADDR_LEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; +UCHAR ZERO_MAC_ADDR[MAC_ADDR_LEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + +// e.g. RssiSafeLevelForTxRate[RATE_36]" means if the current RSSI is greater than +// this value, then it's quaranteed capable of operating in 36 mbps TX rate in +// clean environment. +// TxRate: 1 2 5.5 11 6 9 12 18 24 36 48 54 72 100 +CHAR RssiSafeLevelForTxRate[] ={ -92, -91, -90, -87, -88, -86, -85, -83, -81, -78, -72, -71, -40, -40 }; + +UCHAR RateIdToMbps[] = { 1, 2, 5, 11, 6, 9, 12, 18, 24, 36, 48, 54, 72, 100}; +USHORT RateIdTo500Kbps[] = { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 144, 200}; + +UCHAR SsidIe = IE_SSID; +UCHAR SupRateIe = IE_SUPP_RATES; +UCHAR ExtRateIe = IE_EXT_SUPP_RATES; +#ifdef DOT11_N_SUPPORT +UCHAR HtCapIe = IE_HT_CAP; +UCHAR AddHtInfoIe = IE_ADD_HT; +UCHAR NewExtChanIe = IE_SECONDARY_CH_OFFSET; +#ifdef DOT11N_DRAFT3 +UCHAR ExtHtCapIe = IE_EXT_CAPABILITY; +#endif // DOT11N_DRAFT3 // +#endif // DOT11_N_SUPPORT // +UCHAR ErpIe = IE_ERP; +UCHAR DsIe = IE_DS_PARM; +UCHAR TimIe = IE_TIM; +UCHAR WpaIe = IE_WPA; +UCHAR Wpa2Ie = IE_WPA2; +UCHAR IbssIe = IE_IBSS_PARM; +UCHAR Ccx2Ie = IE_CCX_V2; +UCHAR WapiIe = IE_WAPI; + +extern UCHAR WPA_OUI[]; + +UCHAR SES_OUI[] = {0x00, 0x90, 0x4c}; + +UCHAR ZeroSsid[32] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + + +/* + ========================================================================== + Description: + initialize the MLME task and its data structure (queue, spinlock, + timer, state machines). + + IRQL = PASSIVE_LEVEL + + Return: + always return NDIS_STATUS_SUCCESS + + ========================================================================== +*/ +NDIS_STATUS MlmeInit( + IN PRTMP_ADAPTER pAd) +{ + NDIS_STATUS Status = NDIS_STATUS_SUCCESS; + + DBGPRINT(RT_DEBUG_TRACE, ("--> MLME Initialize\n")); + + do + { + Status = MlmeQueueInit(&pAd->Mlme.Queue); + if(Status != NDIS_STATUS_SUCCESS) + break; + + pAd->Mlme.bRunning = FALSE; + NdisAllocateSpinLock(&pAd->Mlme.TaskLock); + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + BssTableInit(&pAd->ScanTab); + + // init STA state machines + AssocStateMachineInit(pAd, &pAd->Mlme.AssocMachine, pAd->Mlme.AssocFunc); + AuthStateMachineInit(pAd, &pAd->Mlme.AuthMachine, pAd->Mlme.AuthFunc); + AuthRspStateMachineInit(pAd, &pAd->Mlme.AuthRspMachine, pAd->Mlme.AuthRspFunc); + SyncStateMachineInit(pAd, &pAd->Mlme.SyncMachine, pAd->Mlme.SyncFunc); + +#ifdef QOS_DLS_SUPPORT + DlsStateMachineInit(pAd, &pAd->Mlme.DlsMachine, pAd->Mlme.DlsFunc); +#endif // QOS_DLS_SUPPORT // + + + + // Since we are using switch/case to implement it, the init is different from the above + // state machine init + MlmeCntlInit(pAd, &pAd->Mlme.CntlMachine, NULL); + } +#endif // CONFIG_STA_SUPPORT // + + + WpaStateMachineInit(pAd, &pAd->Mlme.WpaMachine, pAd->Mlme.WpaFunc); + + + ActionStateMachineInit(pAd, &pAd->Mlme.ActMachine, pAd->Mlme.ActFunc); + + // Init mlme periodic timer + RTMPInitTimer(pAd, &pAd->Mlme.PeriodicTimer, GET_TIMER_FUNCTION(MlmePeriodicExec), pAd, TRUE); + + // Set mlme periodic timer + RTMPSetTimer(&pAd->Mlme.PeriodicTimer, MLME_TASK_EXEC_INTV); + + // software-based RX Antenna diversity + RTMPInitTimer(pAd, &pAd->Mlme.RxAntEvalTimer, GET_TIMER_FUNCTION(AsicRxAntEvalTimeout), pAd, FALSE); + + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { +#ifdef RTMP_PCI_SUPPORT + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_PCIE_DEVICE)) + { + // only PCIe cards need these two timers + RTMPInitTimer(pAd, &pAd->Mlme.PsPollTimer, GET_TIMER_FUNCTION(PsPollWakeExec), pAd, FALSE); + RTMPInitTimer(pAd, &pAd->Mlme.RadioOnOffTimer, GET_TIMER_FUNCTION(RadioOnExec), pAd, FALSE); + } +#endif // RTMP_PCI_SUPPORT // + + RTMPInitTimer(pAd, &pAd->Mlme.LinkDownTimer, GET_TIMER_FUNCTION(LinkDownExec), pAd, FALSE); + + } +#endif // CONFIG_STA_SUPPORT // + + } while (FALSE); + + DBGPRINT(RT_DEBUG_TRACE, ("<-- MLME Initialize\n")); + + return Status; +} + +/* + ========================================================================== + Description: + main loop of the MLME + Pre: + Mlme has to be initialized, and there are something inside the queue + Note: + This function is invoked from MPSetInformation and MPReceive; + This task guarantee only one MlmeHandler will run. + + IRQL = DISPATCH_LEVEL + + ========================================================================== + */ +VOID MlmeHandler( + IN PRTMP_ADAPTER pAd) +{ + MLME_QUEUE_ELEM *Elem = NULL; +#ifdef APCLI_SUPPORT + SHORT apcliIfIndex; +#endif // APCLI_SUPPORT // + + // Only accept MLME and Frame from peer side, no other (control/data) frame should + // get into this state machine + + NdisAcquireSpinLock(&pAd->Mlme.TaskLock); + if(pAd->Mlme.bRunning) + { + NdisReleaseSpinLock(&pAd->Mlme.TaskLock); + return; + } + else + { + pAd->Mlme.bRunning = TRUE; + } + NdisReleaseSpinLock(&pAd->Mlme.TaskLock); + + while (!MlmeQueueEmpty(&pAd->Mlme.Queue)) + { + if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_MLME_RESET_IN_PROGRESS) || + RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS) || + RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) + { + DBGPRINT(RT_DEBUG_TRACE, ("Device Halted or Removed or MlmeRest, exit MlmeHandler! (queue num = %ld)\n", pAd->Mlme.Queue.Num)); + break; + } + +#ifdef RALINK_ATE + if(ATE_ON(pAd)) + { + DBGPRINT(RT_DEBUG_TRACE, ("The driver is in ATE mode now in MlmeHandler\n")); + break; + } +#endif // RALINK_ATE // + + //From message type, determine which state machine I should drive + if (MlmeDequeue(&pAd->Mlme.Queue, &Elem)) + { + + // if dequeue success + switch (Elem->Machine) + { + // STA state machines +#ifdef CONFIG_STA_SUPPORT + case ASSOC_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.AssocMachine, Elem); + break; + case AUTH_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.AuthMachine, Elem); + break; + case AUTH_RSP_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.AuthRspMachine, Elem); + break; + case SYNC_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.SyncMachine, Elem); + break; + case MLME_CNTL_STATE_MACHINE: + MlmeCntlMachinePerformAction(pAd, &pAd->Mlme.CntlMachine, Elem); + break; + case WPA_PSK_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.WpaPskMachine, Elem); + break; + +#ifdef QOS_DLS_SUPPORT + case DLS_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.DlsMachine, Elem); + break; +#endif // QOS_DLS_SUPPORT // + +#endif // CONFIG_STA_SUPPORT // + + case ACTION_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.ActMachine, Elem); + break; + + case WPA_STATE_MACHINE: + StateMachinePerformAction(pAd, &pAd->Mlme.WpaMachine, Elem); + break; + + + default: + DBGPRINT(RT_DEBUG_TRACE, ("ERROR: Illegal machine %ld in MlmeHandler()\n", Elem->Machine)); + break; + } // end of switch + + // free MLME element + Elem->Occupied = FALSE; + Elem->MsgLen = 0; + + } + else { + DBGPRINT_ERR(("MlmeHandler: MlmeQueue empty\n")); + } + } + + NdisAcquireSpinLock(&pAd->Mlme.TaskLock); + pAd->Mlme.bRunning = FALSE; + NdisReleaseSpinLock(&pAd->Mlme.TaskLock); +} + +/* + ========================================================================== + Description: + Destructor of MLME (Destroy queue, state machine, spin lock and timer) + Parameters: + Adapter - NIC Adapter pointer + Post: + The MLME task will no longer work properly + + IRQL = PASSIVE_LEVEL + + ========================================================================== + */ +VOID MlmeHalt( + IN PRTMP_ADAPTER pAd) +{ + BOOLEAN Cancelled; + + DBGPRINT(RT_DEBUG_TRACE, ("==> MlmeHalt\n")); + + if (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) + { + // disable BEACON generation and other BEACON related hardware timers + AsicDisableSync(pAd); + } + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { +#ifdef QOS_DLS_SUPPORT + UCHAR i; +#endif // QOS_DLS_SUPPORT // + // Cancel pending timers + RTMPCancelTimer(&pAd->MlmeAux.AssocTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.ReassocTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.DisassocTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.AuthTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.BeaconTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.ScanTimer, &Cancelled); + + +#ifdef RTMP_MAC_PCI + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_PCIE_DEVICE) + &&(pAd->StaCfg.PSControl.field.EnableNewPS == TRUE)) + { + RTMPCancelTimer(&pAd->Mlme.PsPollTimer, &Cancelled); + RTMPCancelTimer(&pAd->Mlme.RadioOnOffTimer, &Cancelled); + } +#endif // RTMP_MAC_PCI // + +#ifdef QOS_DLS_SUPPORT + for (i=0; i<MAX_NUM_OF_DLS_ENTRY; i++) + { + RTMPCancelTimer(&pAd->StaCfg.DLSEntry[i].Timer, &Cancelled); + } +#endif // QOS_DLS_SUPPORT // + RTMPCancelTimer(&pAd->Mlme.LinkDownTimer, &Cancelled); + + } +#endif // CONFIG_STA_SUPPORT // + + RTMPCancelTimer(&pAd->Mlme.PeriodicTimer, &Cancelled); + RTMPCancelTimer(&pAd->Mlme.RxAntEvalTimer, &Cancelled); + + + + if (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) + { + RTMP_CHIP_OP *pChipOps = &pAd->chipOps; + + // Set LED + RTMPSetLED(pAd, LED_HALT); + RTMPSetSignalLED(pAd, -100); // Force signal strength Led to be turned off, firmware is not done it. + + if (pChipOps->AsicHaltAction) + pChipOps->AsicHaltAction(pAd); + } + + RTMPusecDelay(5000); // 5 msec to gurantee Ant Diversity timer canceled + + MlmeQueueDestroy(&pAd->Mlme.Queue); + NdisFreeSpinLock(&pAd->Mlme.TaskLock); + + DBGPRINT(RT_DEBUG_TRACE, ("<== MlmeHalt\n")); +} + +VOID MlmeResetRalinkCounters( + IN PRTMP_ADAPTER pAd) +{ + pAd->RalinkCounters.LastOneSecRxOkDataCnt = pAd->RalinkCounters.OneSecRxOkDataCnt; + // clear all OneSecxxx counters. + pAd->RalinkCounters.OneSecBeaconSentCnt = 0; + pAd->RalinkCounters.OneSecFalseCCACnt = 0; + pAd->RalinkCounters.OneSecRxFcsErrCnt = 0; + pAd->RalinkCounters.OneSecRxOkCnt = 0; + pAd->RalinkCounters.OneSecTxFailCount = 0; + pAd->RalinkCounters.OneSecTxNoRetryOkCount = 0; + pAd->RalinkCounters.OneSecTxRetryOkCount = 0; + pAd->RalinkCounters.OneSecRxOkDataCnt = 0; + pAd->RalinkCounters.OneSecReceivedByteCount = 0; + pAd->RalinkCounters.OneSecTransmittedByteCount = 0; + + // TODO: for debug only. to be removed + pAd->RalinkCounters.OneSecOsTxCount[QID_AC_BE] = 0; + pAd->RalinkCounters.OneSecOsTxCount[QID_AC_BK] = 0; + pAd->RalinkCounters.OneSecOsTxCount[QID_AC_VI] = 0; + pAd->RalinkCounters.OneSecOsTxCount[QID_AC_VO] = 0; + pAd->RalinkCounters.OneSecDmaDoneCount[QID_AC_BE] = 0; + pAd->RalinkCounters.OneSecDmaDoneCount[QID_AC_BK] = 0; + pAd->RalinkCounters.OneSecDmaDoneCount[QID_AC_VI] = 0; + pAd->RalinkCounters.OneSecDmaDoneCount[QID_AC_VO] = 0; + pAd->RalinkCounters.OneSecTxDoneCount = 0; + pAd->RalinkCounters.OneSecRxCount = 0; + pAd->RalinkCounters.OneSecTxAggregationCount = 0; + pAd->RalinkCounters.OneSecRxAggregationCount = 0; + + return; +} + + +/* + ========================================================================== + Description: + This routine is executed periodically to - + 1. Decide if it's a right time to turn on PwrMgmt bit of all + outgoiing frames + 2. Calculate ChannelQuality based on statistics of the last + period, so that TX rate won't toggling very frequently between a + successful TX and a failed TX. + 3. If the calculated ChannelQuality indicated current connection not + healthy, then a ROAMing attempt is tried here. + + IRQL = DISPATCH_LEVEL + + ========================================================================== + */ +#define ADHOC_BEACON_LOST_TIME (8*OS_HZ) // 8 sec +VOID MlmePeriodicExec( + IN PVOID SystemSpecific1, + IN PVOID FunctionContext, + IN PVOID SystemSpecific2, + IN PVOID SystemSpecific3) +{ + ULONG TxTotalCnt; + PRTMP_ADAPTER pAd = (RTMP_ADAPTER *)FunctionContext; + SHORT realavgrssi; + +#ifdef CONFIG_STA_SUPPORT +#ifdef RTMP_MAC_PCI + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + // If Hardware controlled Radio enabled, we have to check GPIO pin2 every 2 second. + // Move code to here, because following code will return when radio is off + if ((pAd->Mlme.PeriodicRound % (MLME_TASK_EXEC_MULTIPLE * 2) == 0) && (pAd->StaCfg.bHardwareRadio == TRUE) && + (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) && + (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) + /*&&(pAd->bPCIclkOff == FALSE)*/) + { + UINT32 data = 0; + + // Read GPIO pin2 as Hardware controlled radio state +#ifndef RT3090 + RTMP_IO_READ32(pAd, GPIO_CTRL_CFG, &data); +#endif // RT3090 // +//KH(PCIE PS):Added based on Jane<-- +#ifdef RT3090 +// Read GPIO pin2 as Hardware controlled radio state +// We need to Read GPIO if HW said so no mater what advance power saving +if ((pAd->OpMode == OPMODE_STA) && (IDLE_ON(pAd)) + && (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF)) + && (pAd->StaCfg.PSControl.field.EnablePSinIdle == TRUE)) + { + // Want to make sure device goes to L0 state before reading register. + RTMPPCIeLinkCtrlValueRestore(pAd, 0); + RTMP_IO_FORCE_READ32(pAd, GPIO_CTRL_CFG, &data); + RTMPPCIeLinkCtrlSetting(pAd, 3); + } +else + RTMP_IO_FORCE_READ32(pAd, GPIO_CTRL_CFG, &data); +#endif // RT3090 // +//KH(PCIE PS):Added based on Jane--> + + if (data & 0x04) + { + pAd->StaCfg.bHwRadio = TRUE; + } + else + { + pAd->StaCfg.bHwRadio = FALSE; + } + if (pAd->StaCfg.bRadio != (pAd->StaCfg.bHwRadio && pAd->StaCfg.bSwRadio)) + { + pAd->StaCfg.bRadio = (pAd->StaCfg.bHwRadio && pAd->StaCfg.bSwRadio); + if (pAd->StaCfg.bRadio == TRUE) + { + MlmeRadioOn(pAd); + // Update extra information + pAd->ExtraInfo = EXTRA_INFO_CLEAR; + } + else + { + MlmeRadioOff(pAd); + // Update extra information + pAd->ExtraInfo = HW_RADIO_OFF; + } + } + } + } +#endif // RTMP_MAC_PCI // +#endif // CONFIG_STA_SUPPORT // + + // Do nothing if the driver is starting halt state. + // This might happen when timer already been fired before cancel timer with mlmehalt + if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_HALT_IN_PROGRESS | + fRTMP_ADAPTER_RADIO_OFF | + fRTMP_ADAPTER_RADIO_MEASUREMENT | + fRTMP_ADAPTER_RESET_IN_PROGRESS)))) + return; + + RTMP_MLME_PRE_SANITY_CHECK(pAd); + +#ifdef RALINK_ATE + /* Do not show RSSI until "Normal 1 second Mlme PeriodicExec". */ + if (ATE_ON(pAd)) + { + if (pAd->Mlme.PeriodicRound % MLME_TASK_EXEC_MULTIPLE != (MLME_TASK_EXEC_MULTIPLE - 1)) + { + pAd->Mlme.PeriodicRound ++; + return; + } + } +#endif // RALINK_ATE // + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + // Do nothing if monitor mode is on + if (MONITOR_ON(pAd)) + return; + + if (pAd->Mlme.PeriodicRound & 0x1) + { + // This is the fix for wifi 11n extension channel overlapping test case. for 2860D + if (((pAd->MACVersion & 0xffff) == 0x0101) && + (STA_TGN_WIFI_ON(pAd)) && + (pAd->CommonCfg.IOTestParm.bToggle == FALSE)) + + { + RTMP_IO_WRITE32(pAd, TXOP_CTRL_CFG, 0x24Bf); + pAd->CommonCfg.IOTestParm.bToggle = TRUE; + } + else if ((STA_TGN_WIFI_ON(pAd)) && + ((pAd->MACVersion & 0xffff) == 0x0101)) + { + RTMP_IO_WRITE32(pAd, TXOP_CTRL_CFG, 0x243f); + pAd->CommonCfg.IOTestParm.bToggle = FALSE; + } + } + } +#endif // CONFIG_STA_SUPPORT // + + pAd->bUpdateBcnCntDone = FALSE; + +// RECBATimerTimeout(SystemSpecific1,FunctionContext,SystemSpecific2,SystemSpecific3); + pAd->Mlme.PeriodicRound ++; + + + // execute every 500ms + if ((pAd->Mlme.PeriodicRound % 5 == 0) && RTMPAutoRateSwitchCheck(pAd)/*(OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED))*/) + { +#ifdef CONFIG_STA_SUPPORT + // perform dynamic tx rate switching based on past TX history + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + if ((OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) + ) + && (!OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE))) + MlmeDynamicTxRateSwitching(pAd); + } +#endif // CONFIG_STA_SUPPORT // + } + + // Normal 1 second Mlme PeriodicExec. + if (pAd->Mlme.PeriodicRound %MLME_TASK_EXEC_MULTIPLE == 0) + { + pAd->Mlme.OneSecPeriodicRound ++; + +#ifdef RALINK_ATE + if (ATE_ON(pAd)) + { + /* request from Baron : move this routine from later to here */ + /* for showing Rx error count in ATE RXFRAME */ + NICUpdateRawCounters(pAd); + if (pAd->ate.bRxFER == 1) + { + pAd->ate.RxTotalCnt += pAd->ate.RxCntPerSec; + ate_print(KERN_EMERG "MlmePeriodicExec: Rx packet cnt = %d/%d\n", pAd->ate.RxCntPerSec, pAd->ate.RxTotalCnt); + pAd->ate.RxCntPerSec = 0; + + if (pAd->ate.RxAntennaSel == 0) + ate_print(KERN_EMERG "MlmePeriodicExec: Rx AvgRssi0=%d, AvgRssi1=%d, AvgRssi2=%d\n\n", + pAd->ate.AvgRssi0, pAd->ate.AvgRssi1, pAd->ate.AvgRssi2); + else + ate_print(KERN_EMERG "MlmePeriodicExec: Rx AvgRssi=%d\n\n", pAd->ate.AvgRssi0); + } + MlmeResetRalinkCounters(pAd); + + + + return; + } +#endif // RALINK_ATE // + + + + //ORIBATimerTimeout(pAd); + + // Media status changed, report to NDIS + if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_MEDIA_STATE_CHANGE)) + { + RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_MEDIA_STATE_CHANGE); + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) + { + pAd->IndicateMediaState = NdisMediaStateConnected; + RTMP_IndicateMediaState(pAd); + } + else + { + pAd->IndicateMediaState = NdisMediaStateDisconnected; + RTMP_IndicateMediaState(pAd); + } + } + + NdisGetSystemUpTime(&pAd->Mlme.Now32); + + // add the most up-to-date h/w raw counters into software variable, so that + // the dynamic tuning mechanism below are based on most up-to-date information + NICUpdateRawCounters(pAd); + + +#ifdef DOT11_N_SUPPORT + // Need statistics after read counter. So put after NICUpdateRawCounters + ORIBATimerTimeout(pAd); +#endif // DOT11_N_SUPPORT // + + // if MGMT RING is full more than twice within 1 second, we consider there's + // a hardware problem stucking the TX path. In this case, try a hardware reset + // to recover the system + // if (pAd->RalinkCounters.MgmtRingFullCount >= 2) + // RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HARDWARE_ERROR); + // else + // pAd->RalinkCounters.MgmtRingFullCount = 0; + + // The time period for checking antenna is according to traffic +#ifdef ANT_DIVERSITY_SUPPORT + if ((pAd->NicConfig2.field.AntDiversity) && + (pAd->CommonCfg.bRxAntDiversity == ANT_DIVERSITY_ENABLE) && + (!pAd->EepromAccess)) + AsicAntennaSelect(pAd, pAd->MlmeAux.Channel); + else if(pAd->CommonCfg.bRxAntDiversity == ANT_FIX_ANT1 || pAd->CommonCfg.bRxAntDiversity == ANT_FIX_ANT2) + { +#ifdef CONFIG_STA_SUPPORT + realavgrssi = (pAd->RxAnt.Pair1AvgRssi[pAd->RxAnt.Pair1PrimaryRxAnt] >> 3); +#endif // CONFIG_STA_SUPPORT // + DBGPRINT(RT_DEBUG_TRACE,("Ant-realrssi0(%d), Lastrssi0(%d), EvaluateStableCnt=%d\n", realavgrssi, pAd->RxAnt.Pair1LastAvgRssi, pAd->RxAnt.EvaluateStableCnt)); + } + else +#endif // ANT_DIVERSITY_SUPPORT // + { + if (pAd->Mlme.bEnableAutoAntennaCheck) + { + TxTotalCnt = pAd->RalinkCounters.OneSecTxNoRetryOkCount + + pAd->RalinkCounters.OneSecTxRetryOkCount + + pAd->RalinkCounters.OneSecTxFailCount; + + // dynamic adjust antenna evaluation period according to the traffic + if (TxTotalCnt > 50) + { + if (pAd->Mlme.OneSecPeriodicRound % 10 == 0) + { + AsicEvaluateRxAnt(pAd); + } + } + else + { + if (pAd->Mlme.OneSecPeriodicRound % 3 == 0) + { + AsicEvaluateRxAnt(pAd); + } + } + } + } + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + STAMlmePeriodicExec(pAd); +#endif // CONFIG_STA_SUPPORT // + + MlmeResetRalinkCounters(pAd); + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { +#ifdef RTMP_MAC_PCI + if (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST) && (pAd->bPCIclkOff == FALSE)) +#endif // RTMP_MAC_PCI // + { + // When Adhoc beacon is enabled and RTS/CTS is enabled, there is a chance that hardware MAC FSM will run into a deadlock + // and sending CTS-to-self over and over. + // Software Patch Solution: + // 1. Polling debug state register 0x10F4 every one second. + // 2. If in 0x10F4 the ((bit29==1) && (bit7==1)) OR ((bit29==1) && (bit5==1)), it means the deadlock has occurred. + // 3. If the deadlock occurred, reset MAC/BBP by setting 0x1004 to 0x0001 for a while then setting it back to 0x000C again. + + UINT32 MacReg = 0; + + RTMP_IO_READ32(pAd, 0x10F4, &MacReg); + if (((MacReg & 0x20000000) && (MacReg & 0x80)) || ((MacReg & 0x20000000) && (MacReg & 0x20))) + { + RTMP_IO_WRITE32(pAd, MAC_SYS_CTRL, 0x1); + RTMPusecDelay(1); + RTMP_IO_WRITE32(pAd, MAC_SYS_CTRL, 0xC); + + DBGPRINT(RT_DEBUG_WARN,("Warning, MAC specific condition occurs \n")); + } + } + } +#endif // CONFIG_STA_SUPPORT // + + RTMP_MLME_HANDLER(pAd); + } + + + pAd->bUpdateBcnCntDone = FALSE; +} + + +/* + ========================================================================== + Validate SSID for connection try and rescan purpose + Valid SSID will have visible chars only. + The valid length is from 0 to 32. + IRQL = DISPATCH_LEVEL + ========================================================================== + */ +BOOLEAN MlmeValidateSSID( + IN PUCHAR pSsid, + IN UCHAR SsidLen) +{ + int index; + + if (SsidLen > MAX_LEN_OF_SSID) + return (FALSE); + + // Check each character value + for (index = 0; index < SsidLen; index++) + { + if (pSsid[index] < 0x20) + return (FALSE); + } + + // All checked + return (TRUE); +} + +VOID MlmeSelectTxRateTable( + IN PRTMP_ADAPTER pAd, + IN PMAC_TABLE_ENTRY pEntry, + IN PUCHAR *ppTable, + IN PUCHAR pTableSize, + IN PUCHAR pInitTxRateIdx) +{ + do + { + // decide the rate table for tuning + if (pAd->CommonCfg.TxRateTableSize > 0) + { + *ppTable = RateSwitchTable; + *pTableSize = RateSwitchTable[0]; + *pInitTxRateIdx = RateSwitchTable[1]; + + break; + } + +#ifdef CONFIG_STA_SUPPORT + if ((pAd->OpMode == OPMODE_STA) && ADHOC_ON(pAd)) + { +#ifdef DOT11_N_SUPPORT + if ((pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED) && + (pEntry->HTCapability.MCSSet[0] == 0xff) && + ((pEntry->HTCapability.MCSSet[1] == 0x00) || (pAd->Antenna.field.TxPath == 1))) + {// 11N 1S Adhoc + *ppTable = RateSwitchTable11N1S; + *pTableSize = RateSwitchTable11N1S[0]; + *pInitTxRateIdx = RateSwitchTable11N1S[1]; + + } + else if ((pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED) && + (pEntry->HTCapability.MCSSet[0] == 0xff) && + (pEntry->HTCapability.MCSSet[1] == 0xff) && + (pAd->Antenna.field.TxPath == 2)) + {// 11N 2S Adhoc + if (pAd->LatchRfRegs.Channel <= 14) + { + *ppTable = RateSwitchTable11N2S; + *pTableSize = RateSwitchTable11N2S[0]; + *pInitTxRateIdx = RateSwitchTable11N2S[1]; + } + else + { + *ppTable = RateSwitchTable11N2SForABand; + *pTableSize = RateSwitchTable11N2SForABand[0]; + *pInitTxRateIdx = RateSwitchTable11N2SForABand[1]; + } + + } + else +#endif // DOT11_N_SUPPORT // + if ((pEntry->RateLen == 4) +#ifdef DOT11_N_SUPPORT + && (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0) +#endif // DOT11_N_SUPPORT // + ) + { + *ppTable = RateSwitchTable11B; + *pTableSize = RateSwitchTable11B[0]; + *pInitTxRateIdx = RateSwitchTable11B[1]; + + } + else if (pAd->LatchRfRegs.Channel <= 14) + { + *ppTable = RateSwitchTable11BG; + *pTableSize = RateSwitchTable11BG[0]; + *pInitTxRateIdx = RateSwitchTable11BG[1]; + + } + else + { + *ppTable = RateSwitchTable11G; + *pTableSize = RateSwitchTable11G[0]; + *pInitTxRateIdx = RateSwitchTable11G[1]; + + } + break; + } +#endif // CONFIG_STA_SUPPORT // + +#ifdef DOT11_N_SUPPORT + //if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen == 12) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0xff) && + // ((pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0x00) || (pAd->Antenna.field.TxPath == 1))) + if (((pEntry->RateLen == 12) || (pAd->OpMode == OPMODE_STA)) && (pEntry->HTCapability.MCSSet[0] == 0xff) && + ((pEntry->HTCapability.MCSSet[1] == 0x00) || (pAd->CommonCfg.TxStream == 1))) + {// 11BGN 1S AP + *ppTable = RateSwitchTable11BGN1S; + *pTableSize = RateSwitchTable11BGN1S[0]; + *pInitTxRateIdx = RateSwitchTable11BGN1S[1]; + + break; + } + + //else if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen == 12) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0xff) && + // (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0xff) && (pAd->Antenna.field.TxPath == 2)) + if (((pEntry->RateLen == 12) || (pAd->OpMode == OPMODE_STA)) && (pEntry->HTCapability.MCSSet[0] == 0xff) && + (pEntry->HTCapability.MCSSet[1] == 0xff) && (pAd->CommonCfg.TxStream == 2)) + {// 11BGN 2S AP + if (pAd->LatchRfRegs.Channel <= 14) + { + *ppTable = RateSwitchTable11BGN2S; + *pTableSize = RateSwitchTable11BGN2S[0]; + *pInitTxRateIdx = RateSwitchTable11BGN2S[1]; + + } + else + { + *ppTable = RateSwitchTable11BGN2SForABand; + *pTableSize = RateSwitchTable11BGN2SForABand[0]; + *pInitTxRateIdx = RateSwitchTable11BGN2SForABand[1]; + + } + break; + } + + //else if ((pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0xff) && ((pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0x00) || (pAd->Antenna.field.TxPath == 1))) + if ((pEntry->HTCapability.MCSSet[0] == 0xff) && ((pEntry->HTCapability.MCSSet[1] == 0x00) || (pAd->CommonCfg.TxStream == 1))) + {// 11N 1S AP + *ppTable = RateSwitchTable11N1S; + *pTableSize = RateSwitchTable11N1S[0]; + *pInitTxRateIdx = RateSwitchTable11N1S[1]; + + break; + } + + //else if ((pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0xff) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0xff) && (pAd->Antenna.field.TxPath == 2)) + if ((pEntry->HTCapability.MCSSet[0] == 0xff) && (pEntry->HTCapability.MCSSet[1] == 0xff) && (pAd->CommonCfg.TxStream == 2)) + {// 11N 2S AP + if (pAd->LatchRfRegs.Channel <= 14) + { + *ppTable = RateSwitchTable11N2S; + *pTableSize = RateSwitchTable11N2S[0]; + *pInitTxRateIdx = RateSwitchTable11N2S[1]; + } + else + { + *ppTable = RateSwitchTable11N2SForABand; + *pTableSize = RateSwitchTable11N2SForABand[0]; + *pInitTxRateIdx = RateSwitchTable11N2SForABand[1]; + } + + break; + } +#endif // DOT11_N_SUPPORT // + //else if ((pAd->StaActive.SupRateLen == 4) && (pAd->StaActive.ExtRateLen == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0)) + if ((pEntry->RateLen == 4 || pAd->CommonCfg.PhyMode==PHY_11B) +#ifdef DOT11_N_SUPPORT + //Iverson mark for Adhoc b mode,sta will use rate 54 Mbps when connect with sta b/g/n mode + /* && (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0)*/ +#endif // DOT11_N_SUPPORT // + ) + {// B only AP + *ppTable = RateSwitchTable11B; + *pTableSize = RateSwitchTable11B[0]; + *pInitTxRateIdx = RateSwitchTable11B[1]; + + break; + } + + //else if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen > 8) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0)) + if ((pEntry->RateLen > 8) +#ifdef DOT11_N_SUPPORT + && (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0) +#endif // DOT11_N_SUPPORT // + ) + {// B/G mixed AP + *ppTable = RateSwitchTable11BG; + *pTableSize = RateSwitchTable11BG[0]; + *pInitTxRateIdx = RateSwitchTable11BG[1]; + + break; + } + + //else if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen == 8) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0)) + if ((pEntry->RateLen == 8) +#ifdef DOT11_N_SUPPORT + && (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0) +#endif // DOT11_N_SUPPORT // + ) + {// G only AP + *ppTable = RateSwitchTable11G; + *pTableSize = RateSwitchTable11G[0]; + *pInitTxRateIdx = RateSwitchTable11G[1]; + + break; + } +#ifdef DOT11_N_SUPPORT +#endif // DOT11_N_SUPPORT // + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { +#ifdef DOT11_N_SUPPORT + //else if ((pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0)) + if ((pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0)) +#endif // DOT11_N_SUPPORT // + { // Legacy mode + if (pAd->CommonCfg.MaxTxRate <= RATE_11) + { + *ppTable = RateSwitchTable11B; + *pTableSize = RateSwitchTable11B[0]; + *pInitTxRateIdx = RateSwitchTable11B[1]; + } + else if ((pAd->CommonCfg.MaxTxRate > RATE_11) && (pAd->CommonCfg.MinTxRate > RATE_11)) + { + *ppTable = RateSwitchTable11G; + *pTableSize = RateSwitchTable11G[0]; + *pInitTxRateIdx = RateSwitchTable11G[1]; + + } + else + { + *ppTable = RateSwitchTable11BG; + *pTableSize = RateSwitchTable11BG[0]; + *pInitTxRateIdx = RateSwitchTable11BG[1]; + } + break; + } +#ifdef DOT11_N_SUPPORT + if (pAd->LatchRfRegs.Channel <= 14) + { + if (pAd->CommonCfg.TxStream == 1) + { + *ppTable = RateSwitchTable11N1S; + *pTableSize = RateSwitchTable11N1S[0]; + *pInitTxRateIdx = RateSwitchTable11N1S[1]; + DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode,default use 11N 1S AP \n")); + } + else + { + *ppTable = RateSwitchTable11N2S; + *pTableSize = RateSwitchTable11N2S[0]; + *pInitTxRateIdx = RateSwitchTable11N2S[1]; + DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode,default use 11N 2S AP \n")); + } + } + else + { + if (pAd->CommonCfg.TxStream == 1) + { + *ppTable = RateSwitchTable11N1S; + *pTableSize = RateSwitchTable11N1S[0]; + *pInitTxRateIdx = RateSwitchTable11N1S[1]; + DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode,default use 11N 1S AP \n")); + } + else + { + *ppTable = RateSwitchTable11N2SForABand; + *pTableSize = RateSwitchTable11N2SForABand[0]; + *pInitTxRateIdx = RateSwitchTable11N2SForABand[1]; + DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode,default use 11N 2S AP \n")); + } + } +#endif // DOT11_N_SUPPORT // + DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode (SupRateLen=%d, ExtRateLen=%d, MCSSet[0]=0x%x, MCSSet[1]=0x%x)\n", + pAd->StaActive.SupRateLen, pAd->StaActive.ExtRateLen, pAd->StaActive.SupportedPhyInfo.MCSSet[0], pAd->StaActive.SupportedPhyInfo.MCSSet[1])); + } +#endif // CONFIG_STA_SUPPORT // + } while(FALSE); +} + + +#ifdef CONFIG_STA_SUPPORT +VOID STAMlmePeriodicExec( + PRTMP_ADAPTER pAd) +{ + ULONG TxTotalCnt; + int i; + + + + + /* + We return here in ATE mode, because the statistics + that ATE need are not collected via this routine. + */ +#ifdef RALINK_ATE + if (ATE_ON(pAd)) + return; +#endif // RALINK_ATE // + +#ifdef RALINK_ATE + // It is supposed that we will never reach here in ATE mode. + ASSERT(!(ATE_ON(pAd))); + if (ATE_ON(pAd)) + return; +#endif // RALINK_ATE // + +#ifdef PCIE_PS_SUPPORT +// don't perform idle-power-save mechanism within 3 min after driver initialization. +// This can make rebooter test more robust +if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_PCIE_DEVICE)) + { + if ((pAd->OpMode == OPMODE_STA) && (IDLE_ON(pAd)) + && (pAd->Mlme.SyncMachine.CurrState == SYNC_IDLE) + && (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE) + && (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF))) + { + if (IS_RT3090(pAd)|| IS_RT3572(pAd) || IS_RT3390(pAd)) + { + if (pAd->StaCfg.PSControl.field.EnableNewPS == TRUE) + { + DBGPRINT(RT_DEBUG_TRACE, ("%s::%d\n",__FUNCTION__,__LINE__)); + + RT28xxPciAsicRadioOff(pAd, GUI_IDLE_POWER_SAVE, 0); + } + else + { + DBGPRINT(RT_DEBUG_TRACE, ("%s::%d\n",__FUNCTION__,__LINE__)); + AsicSendCommandToMcu(pAd, 0x30, PowerSafeCID, 0xff, 0x2); + // Wait command success + AsicCheckCommanOk(pAd, PowerSafeCID); + RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF); + DBGPRINT(RT_DEBUG_TRACE, ("PSM - rt30xx Issue Sleep command)\n")); + } + } + else if (pAd->Mlme.OneSecPeriodicRound > 180) + { + if (pAd->StaCfg.PSControl.field.EnableNewPS == TRUE) + { + DBGPRINT(RT_DEBUG_TRACE, ("%s::%d\n",__FUNCTION__,__LINE__)); + RT28xxPciAsicRadioOff(pAd, GUI_IDLE_POWER_SAVE, 0); + } + else + { + DBGPRINT(RT_DEBUG_TRACE, ("%s::%d\n",__FUNCTION__,__LINE__)); + AsicSendCommandToMcu(pAd, 0x30, PowerSafeCID, 0xff, 0x02); + // Wait command success + AsicCheckCommanOk(pAd, PowerSafeCID); + RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF); + DBGPRINT(RT_DEBUG_TRACE, ("PSM - rt28xx Issue Sleep command)\n")); + } + } + } + else + { + DBGPRINT(RT_DEBUG_TRACE,("STAMlmePeriodicExec MMCHK - CommonCfg.Ssid[%d]=%c%c%c%c... MlmeAux.Ssid[%d]=%c%c%c%c...\n", + pAd->CommonCfg.SsidLen, pAd->CommonCfg.Ssid[0], pAd->CommonCfg.Ssid[1], pAd->CommonCfg.Ssid[2], pAd->CommonCfg.Ssid[3], + pAd->MlmeAux.SsidLen, pAd->MlmeAux.Ssid[0], pAd->MlmeAux.Ssid[1], pAd->MlmeAux.Ssid[2], pAd->MlmeAux.Ssid[3])); + } + } +#endif // PCIE_PS_SUPPORT // + + +#ifdef WPA_SUPPLICANT_SUPPORT + if (pAd->StaCfg.WpaSupplicantUP == WPA_SUPPLICANT_DISABLE) +#endif // WPA_SUPPLICANT_SUPPORT // + { + // WPA MIC error should block association attempt for 60 seconds + if (pAd->StaCfg.bBlockAssoc && + RTMP_TIME_AFTER(pAd->Mlme.Now32, pAd->StaCfg.LastMicErrorTime + (60*OS_HZ))) + pAd->StaCfg.bBlockAssoc = FALSE; + } + + if ((pAd->PreMediaState != pAd->IndicateMediaState) && (pAd->CommonCfg.bWirelessEvent)) + { + if (pAd->IndicateMediaState == NdisMediaStateConnected) + { + RTMPSendWirelessEvent(pAd, IW_STA_LINKUP_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0); + } + pAd->PreMediaState = pAd->IndicateMediaState; + } + + + + + if (pAd->CommonCfg.PSPXlink && ADHOC_ON(pAd)) + { + } + else + { + AsicStaBbpTuning(pAd); + } + + TxTotalCnt = pAd->RalinkCounters.OneSecTxNoRetryOkCount + + pAd->RalinkCounters.OneSecTxRetryOkCount + + pAd->RalinkCounters.OneSecTxFailCount; + + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) + { + // update channel quality for Roaming and UI LinkQuality display + MlmeCalculateChannelQuality(pAd, NULL, pAd->Mlme.Now32); + } + + // must be AFTER MlmeDynamicTxRateSwitching() because it needs to know if + // Radio is currently in noisy environment + if (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS)) + AsicAdjustTxPower(pAd); + + if (INFRA_ON(pAd)) + { +#ifdef QOS_DLS_SUPPORT + // Check DLS time out, then tear down those session + RTMPCheckDLSTimeOut(pAd); +#endif // QOS_DLS_SUPPORT // + + // Is PSM bit consistent with user power management policy? + // This is the only place that will set PSM bit ON. + if (!OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE)) + MlmeCheckPsmChange(pAd, pAd->Mlme.Now32); + + pAd->RalinkCounters.LastOneSecTotalTxCount = TxTotalCnt; + + if ((RTMP_TIME_AFTER(pAd->Mlme.Now32, pAd->StaCfg.LastBeaconRxTime + (1*OS_HZ))) && + (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS)) && + (((TxTotalCnt + pAd->RalinkCounters.OneSecRxOkCnt) < 600))) + { + RTMPSetAGCInitValue(pAd, BW_20); + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - No BEACON. restore R66 to the low bound(%d) \n", (0x2E + GET_LNA_GAIN(pAd)))); + } + + //if ((pAd->RalinkCounters.OneSecTxNoRetryOkCount == 0) && + // (pAd->RalinkCounters.OneSecTxRetryOkCount == 0)) + { + if (pAd->CommonCfg.bAPSDCapable && pAd->CommonCfg.APEdcaParm.bAPSDCapable) + { + // When APSD is enabled, the period changes as 20 sec + if ((pAd->Mlme.OneSecPeriodicRound % 20) == 8) + RTMPSendNullFrame(pAd, pAd->CommonCfg.TxRate, TRUE); + } + else + { + // Send out a NULL frame every 10 sec to inform AP that STA is still alive (Avoid being age out) + if ((pAd->Mlme.OneSecPeriodicRound % 10) == 8) + { + if (pAd->CommonCfg.bWmmCapable) + RTMPSendNullFrame(pAd, pAd->CommonCfg.TxRate, TRUE); + else + RTMPSendNullFrame(pAd, pAd->CommonCfg.TxRate, FALSE); + } + } + } + + if (CQI_IS_DEAD(pAd->Mlme.ChannelQuality)) + { + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - No BEACON. Dead CQI. Auto Recovery attempt #%ld\n", pAd->RalinkCounters.BadCQIAutoRecoveryCount)); + + // Lost AP, send disconnect & link down event + LinkDown(pAd, FALSE); + +#ifdef WPA_SUPPLICANT_SUPPORT +#ifndef NATIVE_WPA_SUPPLICANT_SUPPORT + //send disassociate event to wpa_supplicant + if (pAd->StaCfg.WpaSupplicantUP) { + RtmpOSWrielessEventSend(pAd, IWEVCUSTOM, RT_DISASSOC_EVENT_FLAG, NULL, NULL, 0); + } +#endif // NATIVE_WPA_SUPPLICANT_SUPPORT // +#endif // WPA_SUPPLICANT_SUPPORT // + +#ifdef NATIVE_WPA_SUPPLICANT_SUPPORT + RtmpOSWrielessEventSend(pAd, SIOCGIWAP, -1, NULL, NULL, 0); +#endif // NATIVE_WPA_SUPPLICANT_SUPPORT // + + // RTMPPatchMacBbpBug(pAd); + MlmeAutoReconnectLastSSID(pAd); + } + else if (CQI_IS_BAD(pAd->Mlme.ChannelQuality)) + { + pAd->RalinkCounters.BadCQIAutoRecoveryCount ++; + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - Bad CQI. Auto Recovery attempt #%ld\n", pAd->RalinkCounters.BadCQIAutoRecoveryCount)); + MlmeAutoReconnectLastSSID(pAd); + } + + if (pAd->StaCfg.bAutoRoaming) + { + BOOLEAN rv = FALSE; + CHAR dBmToRoam = pAd->StaCfg.dBmToRoam; + CHAR MaxRssi = RTMPMaxRssi(pAd, + pAd->StaCfg.RssiSample.LastRssi0, + pAd->StaCfg.RssiSample.LastRssi1, + pAd->StaCfg.RssiSample.LastRssi2); + + // Scanning, ignore Roaming + if (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS) && + (pAd->Mlme.SyncMachine.CurrState == SYNC_IDLE) && + (MaxRssi <= dBmToRoam)) + { + DBGPRINT(RT_DEBUG_TRACE, ("Rssi=%d, dBmToRoam=%d\n", MaxRssi, (CHAR)dBmToRoam)); + + + // Add auto seamless roaming + if (rv == FALSE) + rv = MlmeCheckForFastRoaming(pAd); + + if (rv == FALSE) + { + if ((pAd->StaCfg.LastScanTime + 10 * OS_HZ) < pAd->Mlme.Now32) + { + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - Roaming, No eligable entry, try new scan!\n")); + pAd->StaCfg.ScanCnt = 2; + pAd->StaCfg.LastScanTime = pAd->Mlme.Now32; + MlmeAutoScan(pAd); + } + } + } + } + } + else if (ADHOC_ON(pAd)) + { + + // If all peers leave, and this STA becomes the last one in this IBSS, then change MediaState + // to DISCONNECTED. But still holding this IBSS (i.e. sending BEACON) so that other STAs can + // join later. + if (RTMP_TIME_AFTER(pAd->Mlme.Now32, pAd->StaCfg.LastBeaconRxTime + ADHOC_BEACON_LOST_TIME) && + OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) + { + MLME_START_REQ_STRUCT StartReq; + + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - excessive BEACON lost, last STA in this IBSS, MediaState=Disconnected\n")); + LinkDown(pAd, FALSE); + + StartParmFill(pAd, &StartReq, (CHAR *)pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen); + MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_START_REQ, sizeof(MLME_START_REQ_STRUCT), &StartReq); + pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START; + } + + for (i = 1; i < MAX_LEN_OF_MAC_TABLE; i++) + { + MAC_TABLE_ENTRY *pEntry = &pAd->MacTab.Content[i]; + + if (pEntry->ValidAsCLI == FALSE) + continue; + + if (RTMP_TIME_AFTER(pAd->Mlme.Now32, pEntry->LastBeaconRxTime + ADHOC_BEACON_LOST_TIME)) + MacTableDeleteEntry(pAd, pEntry->Aid, pEntry->Addr); + } + } + else // no INFRA nor ADHOC connection + { + + if (pAd->StaCfg.bScanReqIsFromWebUI && + RTMP_TIME_BEFORE(pAd->Mlme.Now32, pAd->StaCfg.LastScanTime + (30 * OS_HZ))) + goto SKIP_AUTO_SCAN_CONN; + else + pAd->StaCfg.bScanReqIsFromWebUI = FALSE; + + if ((pAd->StaCfg.bAutoReconnect == TRUE) + && RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_START_UP) + && (MlmeValidateSSID(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen) == TRUE)) + { + if ((pAd->ScanTab.BssNr==0) && (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE)) + { + MLME_SCAN_REQ_STRUCT ScanReq; + + if (RTMP_TIME_AFTER(pAd->Mlme.Now32, pAd->StaCfg.LastScanTime + (10 * OS_HZ))) + { + DBGPRINT(RT_DEBUG_TRACE, ("STAMlmePeriodicExec():CNTL - ScanTab.BssNr==0, start a new ACTIVE scan SSID[%s]\n", pAd->MlmeAux.AutoReconnectSsid)); + ScanParmFill(pAd, &ScanReq, (PSTRING) pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen, BSS_ANY, SCAN_ACTIVE); + MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ, sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq); + pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN; + // Reset Missed scan number + pAd->StaCfg.LastScanTime = pAd->Mlme.Now32; + } + else if (pAd->StaCfg.BssType == BSS_ADHOC) // Quit the forever scan when in a very clean room + MlmeAutoReconnectLastSSID(pAd); + } + else if (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE) + { + if ((pAd->Mlme.OneSecPeriodicRound % 7) == 0) + { + MlmeAutoScan(pAd); + pAd->StaCfg.LastScanTime = pAd->Mlme.Now32; + } + else + { +#ifdef CARRIER_DETECTION_SUPPORT // Roger sync Carrier + if (pAd->CommonCfg.CarrierDetect.Enable == TRUE) + { + if ((pAd->Mlme.OneSecPeriodicRound % 5) == 1) + MlmeAutoReconnectLastSSID(pAd); + } + else +#endif // CARRIER_DETECTION_SUPPORT // + MlmeAutoReconnectLastSSID(pAd); + } + } + } + } + +SKIP_AUTO_SCAN_CONN: + +#ifdef DOT11_N_SUPPORT + if ((pAd->MacTab.Content[BSSID_WCID].TXBAbitmap !=0) && (pAd->MacTab.fAnyBASession == FALSE)) + { + pAd->MacTab.fAnyBASession = TRUE; + AsicUpdateProtect(pAd, HT_FORCERTSCTS, ALLN_SETPROTECT, FALSE, FALSE); + } + else if ((pAd->MacTab.Content[BSSID_WCID].TXBAbitmap ==0) && (pAd->MacTab.fAnyBASession == TRUE)) + { + pAd->MacTab.fAnyBASession = FALSE; + AsicUpdateProtect(pAd, pAd->MlmeAux.AddHtInfo.AddHtInfo2.OperaionMode, ALLN_SETPROTECT, FALSE, FALSE); + } +#endif // DOT11_N_SUPPORT // + + +#ifdef DOT11_N_SUPPORT +#ifdef DOT11N_DRAFT3 + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_SCAN_2040)) + TriEventCounterMaintenance(pAd); +#endif // DOT11N_DRAFT3 // +#endif // DOT11_N_SUPPORT // + + return; +} + +// Link down report +VOID LinkDownExec( + IN PVOID SystemSpecific1, + IN PVOID FunctionContext, + IN PVOID SystemSpecific2, + IN PVOID SystemSpecific3) +{ + RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext; + + if (pAd != NULL) + { + MLME_DISASSOC_REQ_STRUCT DisassocReq; + + if ((pAd->StaCfg.PortSecured == WPA_802_1X_PORT_NOT_SECURED) && + (INFRA_ON(pAd))) + { + DBGPRINT(RT_DEBUG_TRACE, ("LinkDownExec(): disassociate with current AP...\n")); + DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING); + MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ, + sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq); + pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC; + + pAd->IndicateMediaState = NdisMediaStateDisconnected; + RTMP_IndicateMediaState(pAd); + pAd->ExtraInfo = GENERAL_LINK_DOWN; + } + } +} + +// IRQL = DISPATCH_LEVEL +VOID MlmeAutoScan( + IN PRTMP_ADAPTER pAd) +{ + // check CntlMachine.CurrState to avoid collision with NDIS SetOID request + if (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE) + { + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - Driver auto scan\n")); + MlmeEnqueue(pAd, + MLME_CNTL_STATE_MACHINE, + OID_802_11_BSSID_LIST_SCAN, + pAd->MlmeAux.AutoReconnectSsidLen, + pAd->MlmeAux.AutoReconnectSsid); + RTMP_MLME_HANDLER(pAd); + } +} + +// IRQL = DISPATCH_LEVEL +VOID MlmeAutoReconnectLastSSID( + IN PRTMP_ADAPTER pAd) +{ + if (pAd->StaCfg.bAutoConnectByBssid) + { + DBGPRINT(RT_DEBUG_TRACE, ("Driver auto reconnect to last OID_802_11_BSSID setting - %02X:%02X:%02X:%02X:%02X:%02X\n", + pAd->MlmeAux.Bssid[0], + pAd->MlmeAux.Bssid[1], + pAd->MlmeAux.Bssid[2], + pAd->MlmeAux.Bssid[3], + pAd->MlmeAux.Bssid[4], + pAd->MlmeAux.Bssid[5])); + + pAd->MlmeAux.Channel = pAd->CommonCfg.Channel; + MlmeEnqueue(pAd, + MLME_CNTL_STATE_MACHINE, + OID_802_11_BSSID, + MAC_ADDR_LEN, + pAd->MlmeAux.Bssid); + + pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE; + + RTMP_MLME_HANDLER(pAd); + } + // check CntlMachine.CurrState to avoid collision with NDIS SetOID request + else if ((pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE) && + (MlmeValidateSSID(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen) == TRUE)) + { + NDIS_802_11_SSID OidSsid; + OidSsid.SsidLength = pAd->MlmeAux.AutoReconnectSsidLen; + NdisMoveMemory(OidSsid.Ssid, pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen); + + DBGPRINT(RT_DEBUG_TRACE, ("Driver auto reconnect to last OID_802_11_SSID setting - %s, len - %d\n", pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen)); + MlmeEnqueue(pAd, + MLME_CNTL_STATE_MACHINE, + OID_802_11_SSID, + sizeof(NDIS_802_11_SSID), + &OidSsid); + RTMP_MLME_HANDLER(pAd); + } +} + + +/* + ========================================================================== + Description: + This routine checks if there're other APs out there capable for + roaming. Caller should call this routine only when Link up in INFRA mode + and channel quality is below CQI_GOOD_THRESHOLD. + + IRQL = DISPATCH_LEVEL + + Output: + ========================================================================== + */ +VOID MlmeCheckForRoaming( + IN PRTMP_ADAPTER pAd, + IN ULONG Now32) +{ + USHORT i; + BSS_TABLE *pRoamTab = &pAd->MlmeAux.RoamTab; + BSS_ENTRY *pBss; + + DBGPRINT(RT_DEBUG_TRACE, ("==> MlmeCheckForRoaming\n")); + // put all roaming candidates into RoamTab, and sort in RSSI order + BssTableInit(pRoamTab); + for (i = 0; i < pAd->ScanTab.BssNr; i++) + { + pBss = &pAd->ScanTab.BssEntry[i]; + + if ((pBss->LastBeaconRxTime + pAd->StaCfg.BeaconLostTime) < Now32) + continue; // AP disappear + if (pBss->Rssi <= RSSI_THRESHOLD_FOR_ROAMING) + continue; // RSSI too weak. forget it. + if (MAC_ADDR_EQUAL(pBss->Bssid, pAd->CommonCfg.Bssid)) + continue; // skip current AP + if (pBss->Rssi < (pAd->StaCfg.RssiSample.LastRssi0 + RSSI_DELTA)) + continue; // only AP with stronger RSSI is eligible for roaming + + // AP passing all above rules is put into roaming candidate table + NdisMoveMemory(&pRoamTab->BssEntry[pRoamTab->BssNr], pBss, sizeof(BSS_ENTRY)); + pRoamTab->BssNr += 1; + } + + if (pRoamTab->BssNr > 0) + { + // check CntlMachine.CurrState to avoid collision with NDIS SetOID request + if (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE) + { + pAd->RalinkCounters.PoorCQIRoamingCount ++; + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - Roaming attempt #%ld\n", pAd->RalinkCounters.PoorCQIRoamingCount)); + MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_MLME_ROAMING_REQ, 0, NULL); + RTMP_MLME_HANDLER(pAd); + } + } + DBGPRINT(RT_DEBUG_TRACE, ("<== MlmeCheckForRoaming(# of candidate= %d)\n",pRoamTab->BssNr)); +} + +/* + ========================================================================== + Description: + This routine checks if there're other APs out there capable for + roaming. Caller should call this routine only when link up in INFRA mode + and channel quality is below CQI_GOOD_THRESHOLD. + + IRQL = DISPATCH_LEVEL + + Output: + ========================================================================== + */ +BOOLEAN MlmeCheckForFastRoaming( + IN PRTMP_ADAPTER pAd) +{ + USHORT i; + BSS_TABLE *pRoamTab = &pAd->MlmeAux.RoamTab; + BSS_ENTRY *pBss; + + DBGPRINT(RT_DEBUG_TRACE, ("==> MlmeCheckForFastRoaming\n")); + // put all roaming candidates into RoamTab, and sort in RSSI order + BssTableInit(pRoamTab); + for (i = 0; i < pAd->ScanTab.BssNr; i++) + { + pBss = &pAd->ScanTab.BssEntry[i]; + + if ((pBss->Rssi <= -50) && (pBss->Channel == pAd->CommonCfg.Channel)) + continue; // RSSI too weak. forget it. + if (MAC_ADDR_EQUAL(pBss->Bssid, pAd->CommonCfg.Bssid)) + continue; // skip current AP + if (!SSID_EQUAL(pBss->Ssid, pBss->SsidLen, pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen)) + continue; // skip different SSID + if (pBss->Rssi < (RTMPMaxRssi(pAd, pAd->StaCfg.RssiSample.LastRssi0, pAd->StaCfg.RssiSample.LastRssi1, pAd->StaCfg.RssiSample.LastRssi2) + RSSI_DELTA)) + continue; // skip AP without better RSSI + + DBGPRINT(RT_DEBUG_TRACE, ("LastRssi0 = %d, pBss->Rssi = %d\n", RTMPMaxRssi(pAd, pAd->StaCfg.RssiSample.LastRssi0, pAd->StaCfg.RssiSample.LastRssi1, pAd->StaCfg.RssiSample.LastRssi2), pBss->Rssi)); + // AP passing all above rules is put into roaming candidate table + NdisMoveMemory(&pRoamTab->BssEntry[pRoamTab->BssNr], pBss, sizeof(BSS_ENTRY)); + pRoamTab->BssNr += 1; + } + + DBGPRINT(RT_DEBUG_TRACE, ("<== MlmeCheckForFastRoaming (BssNr=%d)\n", pRoamTab->BssNr)); + if (pRoamTab->BssNr > 0) + { + // check CntlMachine.CurrState to avoid collision with NDIS SetOID request + if (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE) + { + pAd->RalinkCounters.PoorCQIRoamingCount ++; + DBGPRINT(RT_DEBUG_TRACE, ("MMCHK - Roaming attempt #%ld\n", pAd->RalinkCounters.PoorCQIRoamingCount)); + MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MT2_MLME_ROAMING_REQ, 0, NULL); + RTMP_MLME_HANDLER(pAd); + return TRUE; + } + } + + return FALSE; +} + +VOID MlmeSetTxRate( + IN PRTMP_ADAPTER pAd, + IN PMAC_TABLE_ENTRY pEntry, + IN PRTMP_TX_RATE_SWITCH pTxRate) +{ + UCHAR MaxMode = MODE_OFDM; + +#ifdef DOT11_N_SUPPORT + MaxMode = MODE_HTGREENFIELD; + + if (pTxRate->STBC && (pAd->StaCfg.MaxHTPhyMode.field.STBC) && (pAd->Antenna.field.TxPath == 2)) + pAd->StaCfg.HTPhyMode.field.STBC = STBC_USE; + else +#endif // DOT11_N_SUPPORT // + pAd->StaCfg.HTPhyMode.field.STBC = STBC_NONE; + + if (pTxRate->CurrMCS < MCS_AUTO) + pAd->StaCfg.HTPhyMode.field.MCS = pTxRate->CurrMCS; + + if (pAd->StaCfg.HTPhyMode.field.MCS > 7) + pAd->StaCfg.HTPhyMode.field.STBC = STBC_NONE; + + if (ADHOC_ON(pAd)) + { + // If peer adhoc is b-only mode, we can't send 11g rate. + pAd->StaCfg.HTPhyMode.field.ShortGI = GI_800; + pEntry->HTPhyMode.field.STBC = STBC_NONE; + + // + // For Adhoc MODE_CCK, driver will use AdhocBOnlyJoined flag to roll back to B only if necessary + // + pEntry->HTPhyMode.field.MODE = pTxRate->Mode; + pEntry->HTPhyMode.field.ShortGI = pAd->StaCfg.HTPhyMode.field.ShortGI; + pEntry->HTPhyMode.field.MCS = pAd->StaCfg.HTPhyMode.field.MCS; + + // Patch speed error in status page + pAd->StaCfg.HTPhyMode.field.MODE = pEntry->HTPhyMode.field.MODE; + } + else + { + if (pTxRate->Mode <= MaxMode) + pAd->StaCfg.HTPhyMode.field.MODE = pTxRate->Mode; + +#ifdef DOT11_N_SUPPORT + if (pTxRate->ShortGI && (pAd->StaCfg.MaxHTPhyMode.field.ShortGI)) + pAd->StaCfg.HTPhyMode.field.ShortGI = GI_400; + else +#endif // DOT11_N_SUPPORT // + pAd->StaCfg.HTPhyMode.field.ShortGI = GI_800; + +#ifdef DOT11_N_SUPPORT + // Reexam each bandwidth's SGI support. + if (pAd->StaCfg.HTPhyMode.field.ShortGI == GI_400) + { + if ((pEntry->HTPhyMode.field.BW == BW_20) && (!CLIENT_STATUS_TEST_FLAG(pEntry, fCLIENT_STATUS_SGI20_CAPABLE))) + pAd->StaCfg.HTPhyMode.field.ShortGI = GI_800; + if ((pEntry->HTPhyMode.field.BW == BW_40) && (!CLIENT_STATUS_TEST_FLAG(pEntry, fCLIENT_STATUS_SGI40_CAPABLE))) + pAd->StaCfg.HTPhyMode.field.ShortGI = GI_800; + } + + // Turn RTS/CTS rate to 6Mbps. + if ((pEntry->HTPhyMode.field.MCS == 0) && (pAd->StaCfg.HTPhyMode.field.MCS != 0)) + { + pEntry->HTPhyMode.field.MCS = pAd->StaCfg.HTPhyMode.field.MCS; + if (pAd->MacTab.fAnyBASession) + { + AsicUpdateProtect(pAd, HT_FORCERTSCTS, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent); + } + else + { + AsicUpdateProtect(pAd, pAd->MlmeAux.AddHtInfo.AddHtInfo2.OperaionMode, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent); + } + } + else if ((pEntry->HTPhyMode.field.MCS == 8) && (pAd->StaCfg.HTPhyMode.field.MCS != 8)) + { + pEntry->HTPhyMode.field.MCS = pAd->StaCfg.HTPhyMode.field.MCS; + if (pAd->MacTab.fAnyBASession) + { + AsicUpdateProtect(pAd, HT_FORCERTSCTS, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent); + } + else + { + AsicUpdateProtect(pAd, pAd->MlmeAux.AddHtInfo.AddHtInfo2.OperaionMode, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent); + } + } + else if ((pEntry->HTPhyMode.field.MCS != 0) && (pAd->StaCfg.HTPhyMode.field.MCS == 0)) + { + AsicUpdateProtect(pAd, HT_RTSCTS_6M, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent); + + } + else if ((pEntry->HTPhyMode.field.MCS != 8) && (pAd->StaCfg.HTPhyMode.field.MCS == 8)) + { + AsicUpdateProtect(pAd, HT_RTSCTS_6M, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent); + } +#endif // DOT11_N_SUPPORT // + + pEntry->HTPhyMode.field.STBC = pAd->StaCfg.HTPhyMode.field.STBC; + pEntry->HTPhyMode.field.ShortGI = pAd->StaCfg.HTPhyMode.field.ShortGI; + pEntry->HTPhyMode.field.MCS = pAd->StaCfg.HTPhyMode.field.MCS; + pEntry->HTPhyMode.field.MODE = pAd->StaCfg.HTPhyMode.field.MODE; +#ifdef DOT11_N_SUPPORT + if ((pAd->StaCfg.MaxHTPhyMode.field.MODE == MODE_HTGREENFIELD) && + pAd->WIFItestbed.bGreenField) + pEntry->HTPhyMode.field.MODE = MODE_HTGREENFIELD; +#endif // DOT11_N_SUPPORT // + } + + pAd->LastTxRate = (USHORT)(pEntry->HTPhyMode.word); +} + +/* + ========================================================================== + Description: + This routine calculates the acumulated TxPER of eaxh TxRate. And + according to the calculation result, change CommonCfg.TxRate which + is the stable TX Rate we expect the Radio situation could sustained. + + CommonCfg.TxRate will change dynamically within {RATE_1/RATE_6, MaxTxRate} + Output: + CommonCfg.TxRate - + + IRQL = DISPATCH_LEVEL + + NOTE: + call this routine every second + ========================================================================== + */ +VOID MlmeDynamicTxRateSwitching( + IN PRTMP_ADAPTER pAd) +{ + UCHAR UpRateIdx = 0, DownRateIdx = 0, CurrRateIdx; + ULONG i, AccuTxTotalCnt = 0, TxTotalCnt; + ULONG TxErrorRatio = 0; + BOOLEAN bTxRateChanged = FALSE, bUpgradeQuality = FALSE; + PRTMP_TX_RATE_SWITCH pCurrTxRate, pNextTxRate = NULL; + PUCHAR pTable; + UCHAR TableSize = 0; + UCHAR InitTxRateIdx = 0, TrainUp, TrainDown; + CHAR Rssi, RssiOffset = 0; + TX_STA_CNT1_STRUC StaTx1; + TX_STA_CNT0_STRUC TxStaCnt0; + ULONG TxRetransmit = 0, TxSuccess = 0, TxFailCount = 0; + MAC_TABLE_ENTRY *pEntry; + RSSI_SAMPLE *pRssi = &pAd->StaCfg.RssiSample; + +#ifdef RALINK_ATE + if (ATE_ON(pAd)) + { + return; + } +#endif // RALINK_ATE // + + // + // walk through MAC table, see if need to change AP's TX rate toward each entry + // + for (i = 1; i < MAX_LEN_OF_MAC_TABLE; i++) + { + pEntry = &pAd->MacTab.Content[i]; + + // check if this entry need to switch rate automatically + if (RTMPCheckEntryEnableAutoRateSwitch(pAd, pEntry) == FALSE) + continue; + + if ((pAd->MacTab.Size == 1) || (pEntry->ValidAsDls)) + { + Rssi = RTMPMaxRssi(pAd, + pRssi->AvgRssi0, + pRssi->AvgRssi1, + pRssi->AvgRssi2); + + // Update statistic counter + RTMP_IO_READ32(pAd, TX_STA_CNT0, &TxStaCnt0.word); + RTMP_IO_READ32(pAd, TX_STA_CNT1, &StaTx1.word); + pAd->bUpdateBcnCntDone = TRUE; + TxRetransmit = StaTx1.field.TxRetransmit; + TxSuccess = StaTx1.field.TxSuccess; + TxFailCount = TxStaCnt0.field.TxFailCount; + TxTotalCnt = TxRetransmit + TxSuccess + TxFailCount; + + pAd->RalinkCounters.OneSecTxRetryOkCount += StaTx1.field.TxRetransmit; + pAd->RalinkCounters.OneSecTxNoRetryOkCount += StaTx1.field.TxSuccess; + pAd->RalinkCounters.OneSecTxFailCount += TxStaCnt0.field.TxFailCount; + pAd->WlanCounters.TransmittedFragmentCount.u.LowPart += StaTx1.field.TxSuccess; + pAd->WlanCounters.RetryCount.u.LowPart += StaTx1.field.TxRetransmit; + pAd->WlanCounters.FailedCount.u.LowPart += TxStaCnt0.field.TxFailCount; + + // if no traffic in the past 1-sec period, don't change TX rate, + // but clear all bad history. because the bad history may affect the next + // Chariot throughput test + AccuTxTotalCnt = pAd->RalinkCounters.OneSecTxNoRetryOkCount + + pAd->RalinkCounters.OneSecTxRetryOkCount + + pAd->RalinkCounters.OneSecTxFailCount; + + if (TxTotalCnt) + TxErrorRatio = ((TxRetransmit + TxFailCount) * 100) / TxTotalCnt; + } + else + { + if (INFRA_ON(pAd) && (i == 1)) + Rssi = RTMPMaxRssi(pAd, + pRssi->AvgRssi0, + pRssi->AvgRssi1, + pRssi->AvgRssi2); + else + Rssi = RTMPMaxRssi(pAd, + pEntry->RssiSample.AvgRssi0, + pEntry->RssiSample.AvgRssi1, + pEntry->RssiSample.AvgRssi2); + + TxTotalCnt = pEntry->OneSecTxNoRetryOkCount + + pEntry->OneSecTxRetryOkCount + + pEntry->OneSecTxFailCount; + + if (TxTotalCnt) + TxErrorRatio = ((pEntry->OneSecTxRetryOkCount + pEntry->OneSecTxFailCount) * 100) / TxTotalCnt; + } + + if (TxTotalCnt) + { + /* + Three AdHoc connections can not work normally if one AdHoc connection is disappeared from a heavy traffic environment generated by ping tool + We force to set LongRtyLimit and ShortRtyLimit to 0 to stop retransmitting packet, after a while, resoring original settings + */ + if (TxErrorRatio == 100) + { + TX_RTY_CFG_STRUC TxRtyCfg,TxRtyCfgtmp; + ULONG Index; + ULONG MACValue; + + RTMP_IO_READ32(pAd, TX_RTY_CFG, &TxRtyCfg.word); + TxRtyCfgtmp.word = TxRtyCfg.word; + TxRtyCfg.field.LongRtyLimit = 0x0; + TxRtyCfg.field.ShortRtyLimit = 0x0; + RTMP_IO_WRITE32(pAd, TX_RTY_CFG, TxRtyCfg.word); + + RTMPusecDelay(1); + + Index = 0; + MACValue = 0; + do + { + RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue); + if ((MACValue & 0xffffff) == 0) + break; + Index++; + RTMPusecDelay(1000); + }while((Index < 330)&&(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS))); + + RTMP_IO_READ32(pAd, TX_RTY_CFG, &TxRtyCfg.word); + TxRtyCfg.field.LongRtyLimit = TxRtyCfgtmp.field.LongRtyLimit; + TxRtyCfg.field.ShortRtyLimit = TxRtyCfgtmp.field.ShortRtyLimit; + RTMP_IO_WRITE32(pAd, TX_RTY_CFG, TxRtyCfg.word); + } + } + + CurrRateIdx = pEntry->CurrTxRateIndex; + + MlmeSelectTxRateTable(pAd, pEntry, &pTable, &TableSize, &InitTxRateIdx); + + if (CurrRateIdx >= TableSize) + { + CurrRateIdx = TableSize - 1; + } + + // When switch from Fixed rate -> auto rate, the REAL TX rate might be different from pAd->CommonCfg.TxRateIndex. + // So need to sync here. + pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(CurrRateIdx+1)*5]; + if ((pEntry->HTPhyMode.field.MCS != pCurrTxRate->CurrMCS) + //&& (pAd->StaCfg.bAutoTxRateSwitch == TRUE) + ) + { + + // Need to sync Real Tx rate and our record. + // Then return for next DRS. + pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(InitTxRateIdx+1)*5]; + pEntry->CurrTxRateIndex = InitTxRateIdx; + MlmeSetTxRate(pAd, pEntry, pCurrTxRate); + + // reset all OneSecTx counters + RESET_ONE_SEC_TX_CNT(pEntry); + continue; + } + + // decide the next upgrade rate and downgrade rate, if any + if ((CurrRateIdx > 0) && (CurrRateIdx < (TableSize - 1))) + { + UpRateIdx = CurrRateIdx + 1; + DownRateIdx = CurrRateIdx -1; + } + else if (CurrRateIdx == 0) + { + UpRateIdx = CurrRateIdx + 1; + DownRateIdx = CurrRateIdx; + } + else if (CurrRateIdx == (TableSize - 1)) + { + UpRateIdx = CurrRateIdx; + DownRateIdx = CurrRateIdx - 1; + } + + pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(CurrRateIdx+1)*5]; + +#ifdef DOT11_N_SUPPORT + if ((Rssi > -65) && (pCurrTxRate->Mode >= MODE_HTMIX)) + { + TrainUp = (pCurrTxRate->TrainUp + (pCurrTxRate->TrainUp >> 1)); + TrainDown = (pCurrTxRate->TrainDown + (pCurrTxRate->TrainDown >> 1)); + } + else +#endif // DOT11_N_SUPPORT // + { + TrainUp = pCurrTxRate->TrainUp; + TrainDown = pCurrTxRate->TrainDown; + } + + //pAd->DrsCounters.LastTimeTxRateChangeAction = pAd->DrsCounters.LastSecTxRateChangeAction; + + // + // Keep the last time TxRateChangeAction status. + // + pEntry->LastTimeTxRateChangeAction = pEntry->LastSecTxRateChangeAction; + + + + // + // CASE 1. when TX samples are fewer than 15, then decide TX rate solely on RSSI + // (criteria copied from RT2500 for Netopia case) + // + if (TxTotalCnt <= 15) + { + CHAR idx = 0; + UCHAR TxRateIdx; + UCHAR MCS0 = 0, MCS1 = 0, MCS2 = 0, MCS3 = 0, MCS4 = 0, MCS5 =0, MCS6 = 0, MCS7 = 0; + UCHAR MCS12 = 0, MCS13 = 0, MCS14 = 0, MCS15 = 0; + UCHAR MCS20 = 0, MCS21 = 0, MCS22 = 0, MCS23 = 0; // 3*3 + + // check the existence and index of each needed MCS + while (idx < pTable[0]) + { + pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(idx+1)*5]; + + if (pCurrTxRate->CurrMCS == MCS_0) + { + MCS0 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_1) + { + MCS1 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_2) + { + MCS2 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_3) + { + MCS3 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_4) + { + MCS4 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_5) + { + MCS5 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_6) + { + MCS6 = idx; + } + //else if (pCurrTxRate->CurrMCS == MCS_7) + else if ((pCurrTxRate->CurrMCS == MCS_7) && (pCurrTxRate->ShortGI == GI_800)) // prevent the highest MCS using short GI when 1T and low throughput + { + MCS7 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_12) + { + MCS12 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_13) + { + MCS13 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_14) + { + MCS14 = idx; + } + //else if ((pCurrTxRate->CurrMCS == MCS_15)/* && (pCurrTxRate->ShortGI == GI_800)*/) //we hope to use ShortGI as initial rate + else if ((pCurrTxRate->CurrMCS == MCS_15) && (pCurrTxRate->ShortGI == GI_800)) //we hope to use ShortGI as initial rate, however Atheros's chip has bugs when short GI + { + MCS15 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_20) // 3*3 + { + MCS20 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_21) + { + MCS21 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_22) + { + MCS22 = idx; + } + else if (pCurrTxRate->CurrMCS == MCS_23) + { + MCS23 = idx; + } + idx ++; + } + + if (pAd->LatchRfRegs.Channel <= 14) + { + if (pAd->NicConfig2.field.ExternalLNAForG) + { + RssiOffset = 2; + } + else + { + RssiOffset = 5; + } + } + else + { + if (pAd->NicConfig2.field.ExternalLNAForA) + { + RssiOffset = 5; + } + else + { + RssiOffset = 8; + } + } +#ifdef DOT11_N_SUPPORT + /*if (MCS15)*/ + if ((pTable == RateSwitchTable11BGN3S) || + (pTable == RateSwitchTable11N3S) || + (pTable == RateSwitchTable)) + {// N mode with 3 stream // 3*3 + if (MCS23 && (Rssi >= -70)) + TxRateIdx = MCS23; + else if (MCS22 && (Rssi >= -72)) + TxRateIdx = MCS22; + else if (MCS21 && (Rssi >= -76)) + TxRateIdx = MCS21; + else if (MCS20 && (Rssi >= -78)) + TxRateIdx = MCS20; + else if (MCS4 && (Rssi >= -82)) + TxRateIdx = MCS4; + else if (MCS3 && (Rssi >= -84)) + TxRateIdx = MCS3; + else if (MCS2 && (Rssi >= -86)) + TxRateIdx = MCS2; + else if (MCS1 && (Rssi >= -88)) + TxRateIdx = MCS1; + else + TxRateIdx = MCS0; + } +// else if ((pTable == RateSwitchTable11BGN2S) || (pTable == RateSwitchTable11BGN2SForABand) ||(pTable == RateSwitchTable11N2S) ||(pTable == RateSwitchTable11N2SForABand) || (pTable == RateSwitchTable)) + else if ((pTable == RateSwitchTable11BGN2S) || (pTable == RateSwitchTable11BGN2SForABand) ||(pTable == RateSwitchTable11N2S) ||(pTable == RateSwitchTable11N2SForABand)) // 3*3 + {// N mode with 2 stream + if (MCS15 && (Rssi >= (-70+RssiOffset))) + TxRateIdx = MCS15; + else if (MCS14 && (Rssi >= (-72+RssiOffset))) + TxRateIdx = MCS14; + else if (MCS13 && (Rssi >= (-76+RssiOffset))) + TxRateIdx = MCS13; + else if (MCS12 && (Rssi >= (-78+RssiOffset))) + TxRateIdx = MCS12; + else if (MCS4 && (Rssi >= (-82+RssiOffset))) + TxRateIdx = MCS4; + else if (MCS3 && (Rssi >= (-84+RssiOffset))) + TxRateIdx = MCS3; + else if (MCS2 && (Rssi >= (-86+RssiOffset))) + TxRateIdx = MCS2; + else if (MCS1 && (Rssi >= (-88+RssiOffset))) + TxRateIdx = MCS1; + else + TxRateIdx = MCS0; + } + else if ((pTable == RateSwitchTable11BGN1S) || (pTable == RateSwitchTable11N1S)) + {// N mode with 1 stream + if (MCS7 && (Rssi > (-72+RssiOffset))) + TxRateIdx = MCS7; + else if (MCS6 && (Rssi > (-74+RssiOffset))) + TxRateIdx = MCS6; + else if (MCS5 && (Rssi > (-77+RssiOffset))) + TxRateIdx = MCS5; + else if (MCS4 && (Rssi > (-79+RssiOffset))) + TxRateIdx = MCS4; + else if (MCS3 && (Rssi > (-81+RssiOffset))) + TxRateIdx = MCS3; + else if (MCS2 && (Rssi > (-83+RssiOffset))) + TxRateIdx = MCS2; + else if (MCS1 && (Rssi > (-86+RssiOffset))) + TxRateIdx = MCS1; + else + TxRateIdx = MCS0; + } + else +#endif // DOT11_N_SUPPORT // + {// Legacy mode + if (MCS7 && (Rssi > -70)) + TxRateIdx = MCS7; + else if (MCS6 && (Rssi > -74)) + TxRateIdx = MCS6; + else if (MCS5 && (Rssi > -78)) + TxRateIdx = MCS5; + else if (MCS4 && (Rssi > -82)) + TxRateIdx = MCS4; + else if (MCS4 == 0) // for B-only mode + TxRateIdx = MCS3; + else if (MCS3 && (Rssi > -85)) + TxRateIdx = MCS3; + else if (MCS2 && (Rssi > -87)) + TxRateIdx = MCS2; + else if (MCS1 && (Rssi > -90)) + TxRateIdx = MCS1; + else + TxRateIdx = MCS0; + } + + // if (TxRateIdx != pAd->CommonCfg.TxRateIndex) + { + pEntry->CurrTxRateIndex = TxRateIdx; + pNextTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(pEntry->CurrTxRateIndex+1)*5]; + MlmeSetTxRate(pAd, pEntry, pNextTxRate); + } + + NdisZeroMemory(pEntry->TxQuality, sizeof(USHORT) * MAX_STEP_OF_TX_RATE_SWITCH); + NdisZeroMemory(pEntry->PER, sizeof(UCHAR) * MAX_STEP_OF_TX_RATE_SWITCH); + pEntry->fLastSecAccordingRSSI = TRUE; + // reset all OneSecTx counters + RESET_ONE_SEC_TX_CNT(pEntry); + + continue; + } + + if (pEntry->fLastSecAccordingRSSI == TRUE) + { + pEntry->fLastSecAccordingRSSI = FALSE; + pEntry->LastSecTxRateChangeAction = 0; + // reset all OneSecTx counters + RESET_ONE_SEC_TX_CNT(pEntry); + + continue; + } + + do + { + BOOLEAN bTrainUpDown = FALSE; + + pEntry->CurrTxRateStableTime ++; + + // downgrade TX quality if PER >= Rate-Down threshold + if (TxErrorRatio >= TrainDown) + { + bTrainUpDown = TRUE; + pEntry->TxQuality[CurrRateIdx] = DRS_TX_QUALITY_WORST_BOUND; + } + // upgrade TX quality if PER <= Rate-Up threshold + else if (TxErrorRatio <= TrainUp) + { + bTrainUpDown = TRUE; + bUpgradeQuality = TRUE; + if (pEntry->TxQuality[CurrRateIdx]) + pEntry->TxQuality[CurrRateIdx] --; // quality very good in CurrRate + + if (pEntry->TxRateUpPenalty) + pEntry->TxRateUpPenalty --; + else if (pEntry->TxQuality[UpRateIdx]) + pEntry->TxQuality[UpRateIdx] --; // may improve next UP rate's quality + } + + pEntry->PER[CurrRateIdx] = (UCHAR)TxErrorRatio; + + if (bTrainUpDown) + { + // perform DRS - consider TxRate Down first, then rate up. + if ((CurrRateIdx != DownRateIdx) && (pEntry->TxQuality[CurrRateIdx] >= DRS_TX_QUALITY_WORST_BOUND)) + { + pEntry->CurrTxRateIndex = DownRateIdx; + } + else if ((CurrRateIdx != UpRateIdx) && (pEntry->TxQuality[UpRateIdx] <= 0)) + { + pEntry->CurrTxRateIndex = UpRateIdx; + } + } + } while (FALSE); + + // if rate-up happen, clear all bad history of all TX rates + if (pEntry->CurrTxRateIndex > CurrRateIdx) + { + pEntry->CurrTxRateStableTime = 0; + pEntry->TxRateUpPenalty = 0; + pEntry->LastSecTxRateChangeAction = 1; // rate UP + NdisZeroMemory(pEntry->TxQuality, sizeof(USHORT) * MAX_STEP_OF_TX_RATE_SWITCH); + NdisZeroMemory(pEntry->PER, sizeof(UCHAR) * MAX_STEP_OF_TX_RATE_SWITCH); + + // + // For TxRate fast train up + // + if (!pAd->StaCfg.StaQuickResponeForRateUpTimerRunning) + { + RTMPSetTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, 100); + + pAd->StaCfg.StaQuickResponeForRateUpTimerRunning = TRUE; + } + bTxRateChanged = TRUE; + } + // if rate-down happen, only clear DownRate's bad history + else if (pEntry->CurrTxRateIndex < CurrRateIdx) + { + pEntry->CurrTxRateStableTime = 0; + pEntry->TxRateUpPenalty = 0; // no penalty + pEntry->LastSecTxRateChangeAction = 2; // rate DOWN + pEntry->TxQuality[pEntry->CurrTxRateIndex] = 0; + pEntry->PER[pEntry->CurrTxRateIndex] = 0; + + // + // For TxRate fast train down + // + if (!pAd->StaCfg.StaQuickResponeForRateUpTimerRunning) + { + RTMPSetTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, 100); + + pAd->StaCfg.StaQuickResponeForRateUpTimerRunning = TRUE; + } + bTxRateChanged = TRUE; + } + else + { + pEntry->LastSecTxRateChangeAction = 0; // rate no change + bTxRateChanged = FALSE; + } + + pEntry->LastTxOkCount = TxSuccess; + + { + UCHAR tmpTxRate; + + // to fix tcp ack issue + if (!bTxRateChanged && (pAd->RalinkCounters.OneSecReceivedByteCount > (pAd->RalinkCounters.OneSecTransmittedByteCount * 5))) + { + tmpTxRate = DownRateIdx; + DBGPRINT_RAW(RT_DEBUG_TRACE,("DRS: Rx(%d) is 5 times larger than Tx(%d), use low rate (curr=%d, tmp=%d)\n", + pAd->RalinkCounters.OneSecReceivedByteCount, pAd->RalinkCounters.OneSecTransmittedByteCount, pEntry->CurrTxRateIndex, tmpTxRate)); + } + else + { + tmpTxRate = pEntry->CurrTxRateIndex; + } + + pNextTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(tmpTxRate+1)*5]; + if (bTxRateChanged && pNextTxRate) + { + MlmeSetTxRate(pAd, pEntry, pNextTxRate); + } + } + // reset all OneSecTx counters + RESET_ONE_SEC_TX_CNT(pEntry); + } +} + +/* + ======================================================================== + Routine Description: + Station side, Auto TxRate faster train up timer call back function. + + Arguments: + SystemSpecific1 - Not used. + FunctionContext - Pointer to our Adapter context. + SystemSpecific2 - Not used. + SystemSpecific3 - Not used. + + Return Value: + None + + ======================================================================== +*/ +VOID StaQuickResponeForRateUpExec( + IN PVOID SystemSpecific1, + IN PVOID FunctionContext, + IN PVOID SystemSpecific2, + IN PVOID SystemSpecific3) +{ + PRTMP_ADAPTER pAd = (PRTMP_ADAPTER)FunctionContext; + UCHAR UpRateIdx = 0, DownRateIdx = 0, CurrRateIdx = 0; + ULONG TxTotalCnt; + ULONG TxErrorRatio = 0; + BOOLEAN bTxRateChanged; //, bUpgradeQuality = FALSE; + PRTMP_TX_RATE_SWITCH pCurrTxRate, pNextTxRate = NULL; + PUCHAR pTable; + UCHAR TableSize = 0; + UCHAR InitTxRateIdx = 0, TrainUp, TrainDown; + TX_STA_CNT1_STRUC StaTx1; + TX_STA_CNT0_STRUC TxStaCnt0; + CHAR Rssi, ratio; + ULONG TxRetransmit = 0, TxSuccess = 0, TxFailCount = 0; + MAC_TABLE_ENTRY *pEntry; + ULONG i; + + pAd->StaCfg.StaQuickResponeForRateUpTimerRunning = FALSE; + + // + // walk through MAC table, see if need to change AP's TX rate toward each entry + // + for (i = 1; i < MAX_LEN_OF_MAC_TABLE; i++) + { + pEntry = &pAd->MacTab.Content[i]; + + // check if this entry need to switch rate automatically + if (RTMPCheckEntryEnableAutoRateSwitch(pAd, pEntry) == FALSE) + continue; + + if (INFRA_ON(pAd) && (i == 1)) + Rssi = RTMPMaxRssi(pAd, + pAd->StaCfg.RssiSample.AvgRssi0, + pAd->StaCfg.RssiSample.AvgRssi1, + pAd->StaCfg.RssiSample.AvgRssi2); + else + Rssi = RTMPMaxRssi(pAd, + pEntry->RssiSample.AvgRssi0, + pEntry->RssiSample.AvgRssi1, + pEntry->RssiSample.AvgRssi2); + + CurrRateIdx = pAd->CommonCfg.TxRateIndex; + + MlmeSelectTxRateTable(pAd, pEntry, &pTable, &TableSize, &InitTxRateIdx); + + // decide the next upgrade rate and downgrade rate, if any + if ((CurrRateIdx > 0) && (CurrRateIdx < (TableSize - 1))) + { + UpRateIdx = CurrRateIdx + 1; + DownRateIdx = CurrRateIdx -1; + } + else if (CurrRateIdx == 0) + { + UpRateIdx = CurrRateIdx + 1; + DownRateIdx = CurrRateIdx; + } + else if (CurrRateIdx == (TableSize - 1)) + { + UpRateIdx = CurrRateIdx; + DownRateIdx = CurrRateIdx - 1; + } + + pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(CurrRateIdx+1)*5]; + +#ifdef DOT11_N_SUPPORT + if ((Rssi > -65) && (pCurrTxRate->Mode >= MODE_HTMIX)) + { + TrainUp = (pCurrTxRate->TrainUp + (pCurrTxRate->TrainUp >> 1)); + TrainDown = (pCurrTxRate->TrainDown + (pCurrTxRate->TrainDown >> 1)); + } + else +#endif // DOT11_N_SUPPORT // + { + TrainUp = pCurrTxRate->TrainUp; + TrainDown = pCurrTxRate->TrainDown; + } + + if (pAd->MacTab.Size == 1) + { + // Update statistic counter + RTMP_IO_READ32(pAd, TX_STA_CNT0, &TxStaCnt0.word); + RTMP_IO_READ32(pAd, TX_STA_CNT1, &StaTx1.word); + + TxRetransmit = StaTx1.field.TxRetransmit; + TxSuccess = StaTx1.field.TxSuccess; + TxFailCount = TxStaCnt0.field.TxFailCount; + TxTotalCnt = TxRetransmit + TxSuccess + TxFailCount; + + pAd->RalinkCounters.OneSecTxRetryOkCount += StaTx1.field.TxRetransmit; + pAd->RalinkCounters.OneSecTxNoRetryOkCount += StaTx1.field.TxSuccess; + pAd->RalinkCounters.OneSecTxFailCount += TxStaCnt0.field.TxFailCount; + pAd->WlanCounters.TransmittedFragmentCount.u.LowPart += StaTx1.field.TxSuccess; + pAd->WlanCounters.RetryCount.u.LowPart += StaTx1.field.TxRetransmit; + pAd->WlanCounters.FailedCount.u.LowPart += TxStaCnt0.field.TxFailCount; + + if (TxTotalCnt) + TxErrorRatio = ((TxRetransmit + TxFailCount) * 100) / TxTotalCnt; + } + else + { + TxTotalCnt = pEntry->OneSecTxNoRetryOkCount + + pEntry->OneSecTxRetryOkCount + + pEntry->OneSecTxFailCount; + + if (TxTotalCnt) + TxErrorRatio = ((pEntry->OneSecTxRetryOkCount + pEntry->OneSecTxFailCount) * 100) / TxTotalCnt; + } + + + // + // CASE 1. when TX samples are fewer than 15, then decide TX rate solely on RSSI + // (criteria copied from RT2500 for Netopia case) + // + if (TxTotalCnt <= 12) + { + NdisZeroMemory(pAd->DrsCounters.TxQuality, sizeof(USHORT) * MAX_STEP_OF_TX_RATE_SWITCH); + NdisZeroMemory(pAd->DrsCounters.PER, sizeof(UCHAR) * MAX_STEP_OF_TX_RATE_SWITCH); + + if ((pAd->DrsCounters.LastSecTxRateChangeAction == 1) && (CurrRateIdx != DownRateIdx)) + { + pAd->CommonCfg.TxRateIndex = DownRateIdx; + pAd->DrsCounters.TxQuality[CurrRateIdx] = DRS_TX_QUALITY_WORST_BOUND; + } + else if ((pAd->DrsCounters.LastSecTxRateChangeAction == 2) && (CurrRateIdx != UpRateIdx)) + { + pAd->CommonCfg.TxRateIndex = UpRateIdx; + } + + DBGPRINT_RAW(RT_DEBUG_TRACE,("QuickDRS: TxTotalCnt <= 15, train back to original rate \n")); + return; + } + + do + { + ULONG OneSecTxNoRetryOKRationCount; + + if (pAd->DrsCounters.LastTimeTxRateChangeAction == 0) + ratio = 5; + else + ratio = 4; + + // downgrade TX quality if PER >= Rate-Down threshold + if (TxErrorRatio >= TrainDown) + { + pAd->DrsCounters.TxQuality[CurrRateIdx] = DRS_TX_QUALITY_WORST_BOUND; + } + + pAd->DrsCounters.PER[CurrRateIdx] = (UCHAR)TxErrorRatio; + + OneSecTxNoRetryOKRationCount = (TxSuccess * ratio); + + // perform DRS - consider TxRate Down first, then rate up. + if ((pAd->DrsCounters.LastSecTxRateChangeAction == 1) && (CurrRateIdx != DownRateIdx)) + { + if ((pAd->DrsCounters.LastTxOkCount + 2) >= OneSecTxNoRetryOKRationCount) + { + pAd->CommonCfg.TxRateIndex = DownRateIdx; + pAd->DrsCounters.TxQuality[CurrRateIdx] = DRS_TX_QUALITY_WORST_BOUND; + + } + + } + else if ((pAd->DrsCounters.LastSecTxRateChangeAction == 2) && (CurrRateIdx != UpRateIdx)) + { + if ((TxErrorRatio >= 50) || (TxErrorRatio >= TrainDown)) + { + + } + else if ((pAd->DrsCounters.LastTxOkCount + 2) >= OneSecTxNoRetryOKRationCount) + { + pAd->CommonCfg.TxRateIndex = UpRateIdx; + } + } + }while (FALSE); + + // if rate-up happen, clear all bad history of all TX rates + if (pAd->CommonCfg.TxRateIndex > CurrRateIdx) + { + pAd->DrsCounters.TxRateUpPenalty = 0; + NdisZeroMemory(pAd->DrsCounters.TxQuality, sizeof(USHORT) * MAX_STEP_OF_TX_RATE_SWITCH); + NdisZeroMemory(pAd->DrsCounters.PER, sizeof(UCHAR) * MAX_STEP_OF_TX_RATE_SWITCH); + bTxRateChanged = TRUE; + } + // if rate-down happen, only clear DownRate's bad history + else if (pAd->CommonCfg.TxRateIndex < CurrRateIdx) + { + DBGPRINT_RAW(RT_DEBUG_TRACE,("QuickDRS: --TX rate from %d to %d \n", CurrRateIdx, pAd->CommonCfg.TxRateIndex)); + + pAd->DrsCounters.TxRateUpPenalty = 0; // no penalty + pAd->DrsCounters.TxQuality[pAd->CommonCfg.TxRateIndex] = 0; + pAd->DrsCounters.PER[pAd->CommonCfg.TxRateIndex] = 0; + bTxRateChanged = TRUE; + } + else + { + bTxRateChanged = FALSE; + } + + pNextTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(pAd->CommonCfg.TxRateIndex+1)*5]; + if (bTxRateChanged && pNextTxRate) + { + MlmeSetTxRate(pAd, pEntry, pNextTxRate); + } + } +} + +/* + ========================================================================== + Description: + This routine is executed periodically inside MlmePeriodicExec() after + association with an AP. + It checks if StaCfg.Psm is consistent with user policy (recorded in + StaCfg.WindowsPowerMode). If not, enforce user policy. However, + there're some conditions to consider: + 1. we don't support power-saving in ADHOC mode, so Psm=PWR_ACTIVE all + the time when Mibss==TRUE + 2. When link up in INFRA mode, Psm should not be switch to PWR_SAVE + if outgoing traffic available in TxRing or MgmtRing. + Output: + 1. change pAd->StaCfg.Psm to PWR_SAVE or leave it untouched + + IRQL = DISPATCH_LEVEL + + ========================================================================== + */ +VOID MlmeCheckPsmChange( + IN PRTMP_ADAPTER pAd, + IN ULONG Now32) +{ + ULONG PowerMode; + + // condition - + // 1. Psm maybe ON only happen in INFRASTRUCTURE mode + // 2. user wants either MAX_PSP or FAST_PSP + // 3. but current psm is not in PWR_SAVE + // 4. CNTL state machine is not doing SCANning + // 5. no TX SUCCESS event for the past 1-sec period + PowerMode = pAd->StaCfg.WindowsPowerMode; + + if (INFRA_ON(pAd) && + (PowerMode != Ndis802_11PowerModeCAM) && + (pAd->StaCfg.Psm == PWR_ACTIVE) && +// (! RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS)) + (pAd->Mlme.CntlMachine.CurrState == CNTL_IDLE)&& + RTMP_TEST_PSFLAG(pAd, fRTMP_PS_CAN_GO_SLEEP) + /*&& + (pAd->RalinkCounters.OneSecTxNoRetryOkCount == 0) && + (pAd->RalinkCounters.OneSecTxRetryOkCount == 0)*/) + { + NdisGetSystemUpTime(&pAd->Mlme.LastSendNULLpsmTime); + pAd->RalinkCounters.RxCountSinceLastNULL = 0; + RTMP_SET_PSM_BIT(pAd, PWR_SAVE); + if (!(pAd->CommonCfg.bAPSDCapable && pAd->CommonCfg.APEdcaParm.bAPSDCapable)) + { + RTMPSendNullFrame(pAd, pAd->CommonCfg.TxRate, FALSE); + } + else + { + RTMPSendNullFrame(pAd, pAd->CommonCfg.TxRate, TRUE); + } + } +} + +// IRQL = PASSIVE_LEVEL +// IRQL = DISPATCH_LEVEL +VOID MlmeSetPsmBit( + IN PRTMP_ADAPTER pAd, + IN USHORT psm) +{ + AUTO_RSP_CFG_STRUC csr4; + + pAd->StaCfg.Psm = psm; + RTMP_IO_READ32(pAd, AUTO_RSP_CFG, &csr4.word); + csr4.field.AckCtsPsmBit = (psm == PWR_SAVE)? 1:0; + RTMP_IO_WRITE32(pAd, AUTO_RSP_CFG, csr4.word); + DBGPRINT(RT_DEBUG_TRACE, ("MlmeSetPsmBit = %d\n", psm)); +} +#endif // CONFIG_STA_SUPPORT // + +/* + ========================================================================== + Description: + This routine calculates TxPER, RxPER of the past N-sec period. And + according to the calculation result, ChannelQuality is calculated here + to decide if current AP is still doing the job. + + If ChannelQuality is not good, a ROAMing attempt may be tried later. + Output: + StaCfg.ChannelQuality - 0..100 + + IRQL = DISPATCH_LEVEL + + NOTE: This routine decide channle quality based on RX CRC error ratio. + Caller should make sure a function call to NICUpdateRawCounters(pAd) + is performed right before this routine, so that this routine can decide + channel quality based on the most up-to-date information + ========================================================================== + */ +VOID MlmeCalculateChannelQuality( + IN PRTMP_ADAPTER pAd, + IN PMAC_TABLE_ENTRY pMacEntry, + IN ULONG Now32) +{ + ULONG TxOkCnt, TxCnt, TxPER, TxPRR; + ULONG RxCnt, RxPER; + UCHAR NorRssi; + CHAR MaxRssi; + RSSI_SAMPLE *pRssiSample = NULL; + UINT32 OneSecTxNoRetryOkCount = 0; + UINT32 OneSecTxRetryOkCount = 0; + UINT32 OneSecTxFailCount = 0; + UINT32 OneSecRxOkCnt = 0; + UINT32 OneSecRxFcsErrCnt = 0; + ULONG ChannelQuality = 0; // 0..100, Channel Quality Indication for Roaming +#ifdef CONFIG_STA_SUPPORT + ULONG BeaconLostTime = pAd->StaCfg.BeaconLostTime; +#endif // CONFIG_STA_SUPPORT // + +#ifdef CONFIG_STA_SUPPORT +#ifdef CARRIER_DETECTION_SUPPORT // Roger sync Carrier + // longer beacon lost time when carrier detection enabled + if (pAd->CommonCfg.CarrierDetect.Enable == TRUE) + { + BeaconLostTime = pAd->StaCfg.BeaconLostTime + (pAd->StaCfg.BeaconLostTime/2); + } +#endif // CARRIER_DETECTION_SUPPORT // +#endif // CONFIG_STA_SUPPORT // + +#ifdef CONFIG_STA_SUPPORT + if (pAd->OpMode == OPMODE_STA) + { + pRssiSample = &pAd->StaCfg.RssiSample; + OneSecTxNoRetryOkCount = pAd->RalinkCounters.OneSecTxNoRetryOkCount; + OneSecTxRetryOkCount = pAd->RalinkCounters.OneSecTxRetryOkCount; + OneSecTxFailCount = pAd->RalinkCounters.OneSecTxFailCount; + OneSecRxOkCnt = pAd->RalinkCounters.OneSecRxOkCnt; + OneSecRxFcsErrCnt = pAd->RalinkCounters.OneSecRxFcsErrCnt; + } +#endif // CONFIG_STA_SUPPORT // + + MaxRssi = RTMPMaxRssi(pAd, pRssiSample->LastRssi0, + pRssiSample->LastRssi1, + pRssiSample->LastRssi2); + + // + // calculate TX packet error ratio and TX retry ratio - if too few TX samples, skip TX related statistics + // + TxOkCnt = OneSecTxNoRetryOkCount + OneSecTxRetryOkCount; + TxCnt = TxOkCnt + OneSecTxFailCount; + if (TxCnt < 5) + { + TxPER = 0; + TxPRR = 0; + } + else + { + TxPER = (OneSecTxFailCount * 100) / TxCnt; + TxPRR = ((TxCnt - OneSecTxNoRetryOkCount) * 100) / TxCnt; + } + + // + // calculate RX PER - don't take RxPER into consideration if too few sample + // + RxCnt = OneSecRxOkCnt + OneSecRxFcsErrCnt; + if (RxCnt < 5) + RxPER = 0; + else + RxPER = (OneSecRxFcsErrCnt * 100) / RxCnt; + + // + // decide ChannelQuality based on: 1)last BEACON received time, 2)last RSSI, 3)TxPER, and 4)RxPER + // +#ifdef CONFIG_STA_SUPPORT + if ((pAd->OpMode == OPMODE_STA) && + INFRA_ON(pAd) && + (OneSecTxNoRetryOkCount < 2) && // no heavy traffic + ((pAd->StaCfg.LastBeaconRxTime + BeaconLostTime) < Now32)) + { + DBGPRINT(RT_DEBUG_TRACE, ("BEACON lost > %ld msec with TxOkCnt=%ld -> CQI=0\n", BeaconLostTime, TxOkCnt)); + ChannelQuality = 0; + } + else +#endif // CONFIG_STA_SUPPORT // + { + // Normalize Rssi + if (MaxRssi > -40) + NorRssi = 100; + else if (MaxRssi < -90) + NorRssi = 0; + else + NorRssi = (MaxRssi + 90) * 2; + + // ChannelQuality = W1*RSSI + W2*TxPRR + W3*RxPER (RSSI 0..100), (TxPER 100..0), (RxPER 100..0) + ChannelQuality = (RSSI_WEIGHTING * NorRssi + + TX_WEIGHTING * (100 - TxPRR) + + RX_WEIGHTING* (100 - RxPER)) / 100; + } + + +#ifdef CONFIG_STA_SUPPORT + if (pAd->OpMode == OPMODE_STA) + pAd->Mlme.ChannelQuality = (ChannelQuality > 100) ? 100 : ChannelQuality; +#endif // CONFIG_STA_SUPPORT // + + +} + + +// IRQL = DISPATCH_LEVEL +VOID MlmeSetTxPreamble( + IN PRTMP_ADAPTER pAd, + IN USHORT TxPreamble) +{ + AUTO_RSP_CFG_STRUC csr4; + + // + // Always use Long preamble before verifiation short preamble functionality works well. + // Todo: remove the following line if short preamble functionality works + // + //TxPreamble = Rt802_11PreambleLong; + + RTMP_IO_READ32(pAd, AUTO_RSP_CFG, &csr4.word); + if (TxPreamble == Rt802_11PreambleLong) + { + DBGPRINT(RT_DEBUG_TRACE, ("MlmeSetTxPreamble (= LONG PREAMBLE)\n")); + OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_SHORT_PREAMBLE_INUSED); + csr4.field.AutoResponderPreamble = 0; + } + else + { + // NOTE: 1Mbps should always use long preamble + DBGPRINT(RT_DEBUG_TRACE, ("MlmeSetTxPreamble (= SHORT PREAMBLE)\n")); + OPSTATUS_SET_FLAG(pAd, fOP_STATUS_SHORT_PREAMBLE_INUSED); + csr4.field.AutoResponderPreamble = 1; + } + + RTMP_IO_WRITE32(pAd, AUTO_RSP_CFG, csr4.word); +} + +/* + ========================================================================== + Description: + Update basic rate bitmap + ========================================================================== + */ + +VOID UpdateBasicRateBitmap( + IN PRTMP_ADAPTER pAdapter) +{ + INT i, j; + /* 1 2 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54 */ + UCHAR rate[] = { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 }; + UCHAR *sup_p = pAdapter->CommonCfg.SupRate; + UCHAR *ext_p = pAdapter->CommonCfg.ExtRate; + ULONG bitmap = pAdapter->CommonCfg.BasicRateBitmap; + + + /* if A mode, always use fix BasicRateBitMap */ + //if (pAdapter->CommonCfg.Channel == PHY_11A) + if (pAdapter->CommonCfg.Channel > 14) + pAdapter->CommonCfg.BasicRateBitmap = 0x150; /* 6, 12, 24M */ + /* End of if */ + + if (pAdapter->CommonCfg.BasicRateBitmap > 4095) + { + /* (2 ^ MAX_LEN_OF_SUPPORTED_RATES) -1 */ + return; + } /* End of if */ + + for(i=0; i<MAX_LEN_OF_SUPPORTED_RATES; i++) + { + sup_p[i] &= 0x7f; + ext_p[i] &= 0x7f; + } /* End of for */ + + for(i=0; i<MAX_LEN_OF_SUPPORTED_RATES; i++) + { + if (bitmap & (1 << i)) + { + for(j=0; j<MAX_LEN_OF_SUPPORTED_RATES; j++) + { + if (sup_p[j] == rate[i]) + sup_p[j] |= 0x80; + /* End of if */ + } /* End of for */ + + for(j=0; j<MAX_LEN_OF_SUPPORTED_RATES; j++) + { + if (ext_p[j] == rate[i]) + ext_p[j] |= 0x80; + /* End of if */ + } /* End of for */ + } /* End of if */ + } /* End of for */ +} /* End of UpdateBasicRateBitmap */ + +// IRQL = PASSIVE_LEVEL +// IRQL = DISPATCH_LEVEL +// bLinkUp is to identify the inital link speed. +// TRUE indicates the rate update at linkup, we should not try to set the rate at 54Mbps. +VOID MlmeUpdateTxRates( + IN PRTMP_ADAPTER pAd, + IN BOOLEAN bLinkUp, + IN UCHAR apidx) +{ + int i, num; + UCHAR Rate = RATE_6, MaxDesire = RATE_1, MaxSupport = RATE_1; + UCHAR MinSupport = RATE_54; + ULONG BasicRateBitmap = 0; + UCHAR CurrBasicRate = RATE_1; + UCHAR *pSupRate, SupRateLen, *pExtRate, ExtRateLen; + PHTTRANSMIT_SETTING pHtPhy = NULL; + PHTTRANSMIT_SETTING pMaxHtPhy = NULL; + PHTTRANSMIT_SETTING pMinHtPhy = NULL; + BOOLEAN *auto_rate_cur_p; + UCHAR HtMcs = MCS_AUTO; + + // find max desired rate + UpdateBasicRateBitmap(pAd); + + num = 0; + auto_rate_cur_p = NULL; + for (i=0; i<MAX_LEN_OF_SUPPORTED_RATES; i++) + { + switch (pAd->CommonCfg.DesireRate[i] & 0x7f) + { + case 2: Rate = RATE_1; num++; break; + case 4: Rate = RATE_2; num++; break; + case 11: Rate = RATE_5_5; num++; break; + case 22: Rate = RATE_11; num++; break; + case 12: Rate = RATE_6; num++; break; + case 18: Rate = RATE_9; num++; break; + case 24: Rate = RATE_12; num++; break; + case 36: Rate = RATE_18; num++; break; + case 48: Rate = RATE_24; num++; break; + case 72: Rate = RATE_36; num++; break; + case 96: Rate = RATE_48; num++; break; + case 108: Rate = RATE_54; num++; break; + //default: Rate = RATE_1; break; + } + if (MaxDesire < Rate) MaxDesire = Rate; + } + +//=========================================================================== +//=========================================================================== + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + pHtPhy = &pAd->StaCfg.HTPhyMode; + pMaxHtPhy = &pAd->StaCfg.MaxHTPhyMode; + pMinHtPhy = &pAd->StaCfg.MinHTPhyMode; + + auto_rate_cur_p = &pAd->StaCfg.bAutoTxRateSwitch; + HtMcs = pAd->StaCfg.DesiredTransmitSetting.field.MCS; + + if ((pAd->StaCfg.BssType == BSS_ADHOC) && + (pAd->CommonCfg.PhyMode == PHY_11B) && + (MaxDesire > RATE_11)) + { + MaxDesire = RATE_11; + } + } +#endif // CONFIG_STA_SUPPORT // + + pAd->CommonCfg.MaxDesiredRate = MaxDesire; + pMinHtPhy->word = 0; + pMaxHtPhy->word = 0; + pHtPhy->word = 0; + + // Auto rate switching is enabled only if more than one DESIRED RATES are + // specified; otherwise disabled + if (num <= 1) + { + //OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED); + //pAd->CommonCfg.bAutoTxRateSwitch = FALSE; + *auto_rate_cur_p = FALSE; + } + else + { + //OPSTATUS_SET_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED); + //pAd->CommonCfg.bAutoTxRateSwitch = TRUE; + *auto_rate_cur_p = TRUE; + } + + if (HtMcs != MCS_AUTO) + { + //OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED); + //pAd->CommonCfg.bAutoTxRateSwitch = FALSE; + *auto_rate_cur_p = FALSE; + } + else + { + //OPSTATUS_SET_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED); + //pAd->CommonCfg.bAutoTxRateSwitch = TRUE; + *auto_rate_cur_p = TRUE; + } + +#ifdef CONFIG_STA_SUPPORT + if ((ADHOC_ON(pAd) || INFRA_ON(pAd)) && (pAd->OpMode == OPMODE_STA)) + { + pSupRate = &pAd->StaActive.SupRate[0]; + pExtRate = &pAd->StaActive.ExtRate[0]; + SupRateLen = pAd->StaActive.SupRateLen; + ExtRateLen = pAd->StaActive.ExtRateLen; + } + else +#endif // CONFIG_STA_SUPPORT // + { + pSupRate = &pAd->CommonCfg.SupRate[0]; + pExtRate = &pAd->CommonCfg.ExtRate[0]; + SupRateLen = pAd->CommonCfg.SupRateLen; + ExtRateLen = pAd->CommonCfg.ExtRateLen; + } + + // find max supported rate + for (i=0; i<SupRateLen; i++) + { + switch (pSupRate[i] & 0x7f) + { + case 2: Rate = RATE_1; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0001; break; + case 4: Rate = RATE_2; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0002; break; + case 11: Rate = RATE_5_5; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0004; break; + case 22: Rate = RATE_11; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0008; break; + case 12: Rate = RATE_6; /*if (pSupRate[i] & 0x80)*/ BasicRateBitmap |= 0x0010; break; + case 18: Rate = RATE_9; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0020; break; + case 24: Rate = RATE_12; /*if (pSupRate[i] & 0x80)*/ BasicRateBitmap |= 0x0040; break; + case 36: Rate = RATE_18; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0080; break; + case 48: Rate = RATE_24; /*if (pSupRate[i] & 0x80)*/ BasicRateBitmap |= 0x0100; break; + case 72: Rate = RATE_36; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0200; break; + case 96: Rate = RATE_48; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0400; break; + case 108: Rate = RATE_54; if (pSupRate[i] & 0x80) BasicRateBitmap |= 0x0800; break; + default: Rate = RATE_1; break; + } + if (MaxSupport < Rate) MaxSupport = Rate; + + if (MinSupport > Rate) MinSupport = Rate; + } + + for (i=0; i<ExtRateLen; i++) + { + switch (pExtRate[i] & 0x7f) + { + case 2: Rate = RATE_1; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0001; break; + case 4: Rate = RATE_2; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0002; break; + case 11: Rate = RATE_5_5; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0004; break; + case 22: Rate = RATE_11; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0008; break; + case 12: Rate = RATE_6; /*if (pExtRate[i] & 0x80)*/ BasicRateBitmap |= 0x0010; break; + case 18: Rate = RATE_9; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0020; break; + case 24: Rate = RATE_12; /*if (pExtRate[i] & 0x80)*/ BasicRateBitmap |= 0x0040; break; + case 36: Rate = RATE_18; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0080; break; + case 48: Rate = RATE_24; /*if (pExtRate[i] & 0x80)*/ BasicRateBitmap |= 0x0100; break; + case 72: Rate = RATE_36; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0200; break; + case 96: Rate = RATE_48; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0400; break; + case 108: Rate = RATE_54; if (pExtRate[i] & 0x80) BasicRateBitmap |= 0x0800; break; + default: Rate = RATE_1; break; + } + if (MaxSupport < Rate) MaxSupport = Rate; + + if (MinSupport > Rate) MinSupport = Rate; + } + + RTMP_IO_WRITE32(pAd, LEGACY_BASIC_RATE, BasicRateBitmap); + + // bug fix + // pAd->CommonCfg.BasicRateBitmap = BasicRateBitmap; + + // calculate the exptected ACK rate for each TX rate. This info is used to caculate + // the DURATION field of outgoing uniicast DATA/MGMT frame + for (i=0; i<MAX_LEN_OF_SUPPORTED_RATES; i++) + { + if (BasicRateBitmap & (0x01 << i)) + CurrBasicRate = (UCHAR)i; + pAd->CommonCfg.ExpectedACKRate[i] = CurrBasicRate; + } + + DBGPRINT(RT_DEBUG_TRACE,("MlmeUpdateTxRates[MaxSupport = %d] = MaxDesire %d Mbps\n", RateIdToMbps[MaxSupport], RateIdToMbps[MaxDesire])); + // max tx rate = min {max desire rate, max supported rate} + if (MaxSupport < MaxDesire) + pAd->CommonCfg.MaxTxRate = MaxSupport; + else + pAd->CommonCfg.MaxTxRate = MaxDesire; + + pAd->CommonCfg.MinTxRate = MinSupport; + // 2003-07-31 john - 2500 doesn't have good sensitivity at high OFDM rates. to increase the success + // ratio of initial DHCP packet exchange, TX rate starts from a lower rate depending + // on average RSSI + // 1. RSSI >= -70db, start at 54 Mbps (short distance) + // 2. -70 > RSSI >= -75, start at 24 Mbps (mid distance) + // 3. -75 > RSSI, start at 11 Mbps (long distance) + //if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED)/* && + // OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)*/) + if (*auto_rate_cur_p) + { + short dbm = 0; +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + dbm = pAd->StaCfg.RssiSample.AvgRssi0 - pAd->BbpRssiToDbmDelta; +#endif // CONFIG_STA_SUPPORT // + if (bLinkUp == TRUE) + pAd->CommonCfg.TxRate = RATE_24; + else + pAd->CommonCfg.TxRate = pAd->CommonCfg.MaxTxRate; + + if (dbm < -75) + pAd->CommonCfg.TxRate = RATE_11; + else if (dbm < -70) + pAd->CommonCfg.TxRate = RATE_24; + + // should never exceed MaxTxRate (consider 11B-only mode) + if (pAd->CommonCfg.TxRate > pAd->CommonCfg.MaxTxRate) + pAd->CommonCfg.TxRate = pAd->CommonCfg.MaxTxRate; + + pAd->CommonCfg.TxRateIndex = 0; + } + else + { + pAd->CommonCfg.TxRate = pAd->CommonCfg.MaxTxRate; + pHtPhy->field.MCS = (pAd->CommonCfg.MaxTxRate > 3) ? (pAd->CommonCfg.MaxTxRate - 4) : pAd->CommonCfg.MaxTxRate; + pHtPhy->field.MODE = (pAd->CommonCfg.MaxTxRate > 3) ? MODE_OFDM : MODE_CCK; + + pAd->MacTab.Content[BSSID_WCID].HTPhyMode.field.STBC = pHtPhy->field.STBC; + pAd->MacTab.Content[BSSID_WCID].HTPhyMode.field.ShortGI = pHtPhy->field.ShortGI; + pAd->MacTab.Content[BSSID_WCID].HTPhyMode.field.MCS = pHtPhy->field.MCS; + pAd->MacTab.Content[BSSID_WCID].HTPhyMode.field.MODE = pHtPhy->field.MODE; + } + + if (pAd->CommonCfg.TxRate <= RATE_11) + { + pMaxHtPhy->field.MODE = MODE_CCK; + pMaxHtPhy->field.MCS = pAd->CommonCfg.TxRate; + pMinHtPhy->field.MCS = pAd->CommonCfg.MinTxRate; + } + else + { + pMaxHtPhy->field.MODE = MODE_OFDM; + pMaxHtPhy->field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.TxRate]; + if (pAd->CommonCfg.MinTxRate >= RATE_6 && (pAd->CommonCfg.MinTxRate <= RATE_54)) + {pMinHtPhy->field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MinTxRate];} + else + {pMinHtPhy->field.MCS = pAd->CommonCfg.MinTxRate;} + } + + pHtPhy->word = (pMaxHtPhy->word); + if (bLinkUp && (pAd->OpMode == OPMODE_STA)) + { + pAd->MacTab.Content[BSSID_WCID].HTPhyMode.word = pHtPhy->word; + pAd->MacTab.Content[BSSID_WCID].MaxHTPhyMode.word = pMaxHtPhy->word; + pAd->MacTab.Content[BSSID_WCID].MinHTPhyMode.word = pMinHtPhy->word; + } + else + { + switch (pAd->CommonCfg.PhyMode) + { + case PHY_11BG_MIXED: + case PHY_11B: +#ifdef DOT11_N_SUPPORT + case PHY_11BGN_MIXED: +#endif // DOT11_N_SUPPORT // + pAd->CommonCfg.MlmeRate = RATE_1; + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_CCK; + pAd->CommonCfg.MlmeTransmit.field.MCS = RATE_1; + +//#ifdef WIFI_TEST + pAd->CommonCfg.RtsRate = RATE_11; +//#else +// pAd->CommonCfg.RtsRate = RATE_1; +//#endif + break; + case PHY_11G: + case PHY_11A: +#ifdef DOT11_N_SUPPORT + case PHY_11AGN_MIXED: + case PHY_11GN_MIXED: + case PHY_11N_2_4G: + case PHY_11AN_MIXED: + case PHY_11N_5G: +#endif // DOT11_N_SUPPORT // + pAd->CommonCfg.MlmeRate = RATE_6; + pAd->CommonCfg.RtsRate = RATE_6; + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM; + pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate]; + break; + case PHY_11ABG_MIXED: +#ifdef DOT11_N_SUPPORT + case PHY_11ABGN_MIXED: +#endif // DOT11_N_SUPPORT // + if (pAd->CommonCfg.Channel <= 14) + { + pAd->CommonCfg.MlmeRate = RATE_1; + pAd->CommonCfg.RtsRate = RATE_1; + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_CCK; + pAd->CommonCfg.MlmeTransmit.field.MCS = RATE_1; + } + else + { + pAd->CommonCfg.MlmeRate = RATE_6; + pAd->CommonCfg.RtsRate = RATE_6; + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM; + pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate]; + } + break; + default: // error + pAd->CommonCfg.MlmeRate = RATE_6; + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM; + pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate]; + pAd->CommonCfg.RtsRate = RATE_1; + break; + } + // + // Keep Basic Mlme Rate. + // + pAd->MacTab.Content[MCAST_WCID].HTPhyMode.word = pAd->CommonCfg.MlmeTransmit.word; + if (pAd->CommonCfg.MlmeTransmit.field.MODE == MODE_OFDM) + pAd->MacTab.Content[MCAST_WCID].HTPhyMode.field.MCS = OfdmRateToRxwiMCS[RATE_24]; + else + pAd->MacTab.Content[MCAST_WCID].HTPhyMode.field.MCS = RATE_1; + pAd->CommonCfg.BasicMlmeRate = pAd->CommonCfg.MlmeRate; + } + + DBGPRINT(RT_DEBUG_TRACE, (" MlmeUpdateTxRates (MaxDesire=%d, MaxSupport=%d, MaxTxRate=%d, MinRate=%d, Rate Switching =%d)\n", + RateIdToMbps[MaxDesire], RateIdToMbps[MaxSupport], RateIdToMbps[pAd->CommonCfg.MaxTxRate], RateIdToMbps[pAd->CommonCfg.MinTxRate], + /*OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED)*/*auto_rate_cur_p)); + DBGPRINT(RT_DEBUG_TRACE, (" MlmeUpdateTxRates (TxRate=%d, RtsRate=%d, BasicRateBitmap=0x%04lx)\n", + RateIdToMbps[pAd->CommonCfg.TxRate], RateIdToMbps[pAd->CommonCfg.RtsRate], BasicRateBitmap)); + DBGPRINT(RT_DEBUG_TRACE, ("MlmeUpdateTxRates (MlmeTransmit=0x%x, MinHTPhyMode=%x, MaxHTPhyMode=0x%x, HTPhyMode=0x%x)\n", + pAd->CommonCfg.MlmeTransmit.word, pAd->MacTab.Content[BSSID_WCID].MinHTPhyMode.word ,pAd->MacTab.Content[BSSID_WCID].MaxHTPhyMode.word ,pAd->MacTab.Content[BSSID_WCID].HTPhyMode.word )); +} + +#ifdef DOT11_N_SUPPORT +/* + ========================================================================== + Description: + This function update HT Rate setting. + Input Wcid value is valid for 2 case : + 1. it's used for Station in infra mode that copy AP rate to Mactable. + 2. OR Station in adhoc mode to copy peer's HT rate to Mactable. + + IRQL = DISPATCH_LEVEL + + ========================================================================== + */ +VOID MlmeUpdateHtTxRates( + IN PRTMP_ADAPTER pAd, + IN UCHAR apidx) +{ + UCHAR StbcMcs; //j, StbcMcs, bitmask; + CHAR i; // 3*3 + RT_HT_CAPABILITY *pRtHtCap = NULL; + RT_HT_PHY_INFO *pActiveHtPhy = NULL; + ULONG BasicMCS; + UCHAR j, bitmask; + PRT_HT_PHY_INFO pDesireHtPhy = NULL; + PHTTRANSMIT_SETTING pHtPhy = NULL; + PHTTRANSMIT_SETTING pMaxHtPhy = NULL; + PHTTRANSMIT_SETTING pMinHtPhy = NULL; + BOOLEAN *auto_rate_cur_p; + + DBGPRINT(RT_DEBUG_TRACE,("MlmeUpdateHtTxRates===> \n")); + + auto_rate_cur_p = NULL; + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + pDesireHtPhy = &pAd->StaCfg.DesiredHtPhyInfo; + pActiveHtPhy = &pAd->StaCfg.DesiredHtPhyInfo; + pHtPhy = &pAd->StaCfg.HTPhyMode; + pMaxHtPhy = &pAd->StaCfg.MaxHTPhyMode; + pMinHtPhy = &pAd->StaCfg.MinHTPhyMode; + + auto_rate_cur_p = &pAd->StaCfg.bAutoTxRateSwitch; + } +#endif // CONFIG_STA_SUPPORT // + +#ifdef CONFIG_STA_SUPPORT + if ((ADHOC_ON(pAd) || INFRA_ON(pAd)) && (pAd->OpMode == OPMODE_STA)) + { + if (pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE) + return; + + pRtHtCap = &pAd->StaActive.SupportedHtPhy; + pActiveHtPhy = &pAd->StaActive.SupportedPhyInfo; + StbcMcs = (UCHAR)pAd->MlmeAux.AddHtInfo.AddHtInfo3.StbcMcs; + BasicMCS =pAd->MlmeAux.AddHtInfo.MCSSet[0]+(pAd->MlmeAux.AddHtInfo.MCSSet[1]<<8)+(StbcMcs<<16); + if ((pAd->CommonCfg.DesiredHtPhy.TxSTBC) && (pRtHtCap->RxSTBC) && (pAd->Antenna.field.TxPath == 2)) + pMaxHtPhy->field.STBC = STBC_USE; + else + pMaxHtPhy->field.STBC = STBC_NONE; + } + else +#endif // CONFIG_STA_SUPPORT // + { + if (pDesireHtPhy->bHtEnable == FALSE) + return; + + pRtHtCap = &pAd->CommonCfg.DesiredHtPhy; + StbcMcs = (UCHAR)pAd->CommonCfg.AddHTInfo.AddHtInfo3.StbcMcs; + BasicMCS = pAd->CommonCfg.AddHTInfo.MCSSet[0]+(pAd->CommonCfg.AddHTInfo.MCSSet[1]<<8)+(StbcMcs<<16); + if ((pAd->CommonCfg.DesiredHtPhy.TxSTBC) && (pRtHtCap->RxSTBC) && (pAd->Antenna.field.TxPath == 2)) + pMaxHtPhy->field.STBC = STBC_USE; + else + pMaxHtPhy->field.STBC = STBC_NONE; + } + + // Decide MAX ht rate. + if ((pRtHtCap->GF) && (pAd->CommonCfg.DesiredHtPhy.GF)) + pMaxHtPhy->field.MODE = MODE_HTGREENFIELD; + else + pMaxHtPhy->field.MODE = MODE_HTMIX; + + if ((pAd->CommonCfg.DesiredHtPhy.ChannelWidth) && (pRtHtCap->ChannelWidth)) + pMaxHtPhy->field.BW = BW_40; + else + pMaxHtPhy->field.BW = BW_20; + + if (pMaxHtPhy->field.BW == BW_20) + pMaxHtPhy->field.ShortGI = (pAd->CommonCfg.DesiredHtPhy.ShortGIfor20 & pRtHtCap->ShortGIfor20); + else + pMaxHtPhy->field.ShortGI = (pAd->CommonCfg.DesiredHtPhy.ShortGIfor40 & pRtHtCap->ShortGIfor40); + + if (pDesireHtPhy->MCSSet[4] != 0) + { + pMaxHtPhy->field.MCS = 32; + } + + for (i=23; i>=0; i--) // 3*3 + { + j = i/8; + bitmask = (1<<(i-(j*8))); + + if ((pActiveHtPhy->MCSSet[j] & bitmask) && (pDesireHtPhy->MCSSet[j] & bitmask)) + { + pMaxHtPhy->field.MCS = i; + break; + } + + if (i==0) + break; + } + + // Copy MIN ht rate. rt2860??? + pMinHtPhy->field.BW = BW_20; + pMinHtPhy->field.MCS = 0; + pMinHtPhy->field.STBC = 0; + pMinHtPhy->field.ShortGI = 0; + //If STA assigns fixed rate. update to fixed here. +#ifdef CONFIG_STA_SUPPORT + if ( (pAd->OpMode == OPMODE_STA) && (pDesireHtPhy->MCSSet[0] != 0xff)) + { + if (pDesireHtPhy->MCSSet[4] != 0) + { + pMaxHtPhy->field.MCS = 32; + pMinHtPhy->field.MCS = 32; + DBGPRINT(RT_DEBUG_TRACE,("MlmeUpdateHtTxRates<=== Use Fixed MCS = %d\n",pMinHtPhy->field.MCS)); + } + + for (i=23; (CHAR)i >= 0; i--) // 3*3 + { + j = i/8; + bitmask = (1<<(i-(j*8))); + if ( (pDesireHtPhy->MCSSet[j] & bitmask) && (pActiveHtPhy->MCSSet[j] & bitmask)) + { + pMaxHtPhy->field.MCS = i; + pMinHtPhy->field.MCS = i; + break; + } + if (i==0) + break; + } + } +#endif // CONFIG_STA_SUPPORT // + + + // Decide ht rate + pHtPhy->field.STBC = pMaxHtPhy->field.STBC; + pHtPhy->field.BW = pMaxHtPhy->field.BW; + pHtPhy->field.MODE = pMaxHtPhy->field.MODE; + pHtPhy->field.MCS = pMaxHtPhy->field.MCS; + pHtPhy->field.ShortGI = pMaxHtPhy->field.ShortGI; + + // use default now. rt2860 + if (pDesireHtPhy->MCSSet[0] != 0xff) + *auto_rate_cur_p = FALSE; + else + *auto_rate_cur_p = TRUE; + + DBGPRINT(RT_DEBUG_TRACE, (" MlmeUpdateHtTxRates<---.AMsduSize = %d \n", pAd->CommonCfg.DesiredHtPhy.AmsduSize )); + DBGPRINT(RT_DEBUG_TRACE,("TX: MCS[0] = %x (choose %d), BW = %d, ShortGI = %d, MODE = %d, \n", pActiveHtPhy->MCSSet[0],pHtPhy->field.MCS, + pHtPhy->field.BW, pHtPhy->field.ShortGI, pHtPhy->field.MODE)); + DBGPRINT(RT_DEBUG_TRACE,("MlmeUpdateHtTxRates<=== \n")); +} + + +VOID BATableInit( + IN PRTMP_ADAPTER pAd, + IN BA_TABLE *Tab) +{ + int i; + + Tab->numAsOriginator = 0; + Tab->numAsRecipient = 0; + Tab->numDoneOriginator = 0; + NdisAllocateSpinLock(&pAd->BATabLock); + for (i = 0; i < MAX_LEN_OF_BA_REC_TABLE; i++) + { + Tab->BARecEntry[i].REC_BA_Status = Recipient_NONE; + NdisAllocateSpinLock(&(Tab->BARecEntry[i].RxReRingLock)); + } + for (i = 0; i < MAX_LEN_OF_BA_ORI_TABLE; i++) + { + Tab->BAOriEntry[i].ORI_BA_Status = Originator_NONE; + } +} +#endif // DOT11_N_SUPPORT // + +// IRQL = DISPATCH_LEVEL +VOID MlmeRadioOff( + IN PRTMP_ADAPTER pAd) +{ + RTMP_MLME_RADIO_OFF(pAd); +} + +// IRQL = DISPATCH_LEVEL +VOID MlmeRadioOn( + IN PRTMP_ADAPTER pAd) +{ + RTMP_MLME_RADIO_ON(pAd); +} + +// =========================================================================================== +// bss_table.c +// =========================================================================================== + + +/*! \brief initialize BSS table + * \param p_tab pointer to the table + * \return none + * \pre + * \post + + IRQL = PASSIVE_LEVEL + IRQL = DISPATCH_LEVEL + + */ +VOID BssTableInit( + IN BSS_TABLE *Tab) +{ + int i; + + Tab->BssNr = 0; + Tab->BssOverlapNr = 0; + for (i = 0; i < MAX_LEN_OF_BSS_TABLE; i++) + { + NdisZeroMemory(&Tab->BssEntry[i], sizeof(BSS_ENTRY)); + Tab->BssEntry[i].Rssi = -127; // initial the rssi as a minimum value + } +} + + +/*! \brief search the BSS table by SSID + * \param p_tab pointer to the bss table + * \param ssid SSID string + * \return index of the table, BSS_NOT_FOUND if not in the table + * \pre + * \post + * \note search by sequential search + + IRQL = DISPATCH_LEVEL + + */ +ULONG BssTableSearch( + IN BSS_TABLE *Tab, + IN PUCHAR pBssid, + IN UCHAR Channel) +{ + UCHAR i; + + for (i = 0; i < Tab->BssNr; i++) + { + // + // Some AP that support A/B/G mode that may used the same BSSID on 11A and 11B/G. + // We should distinguish this case. + // + if ((((Tab->BssEntry[i].Channel <= 14) && (Channel <= 14)) || + ((Tab->BssEntry[i].Channel > 14) && (Channel > 14))) && + MAC_ADDR_EQUAL(Tab->BssEntry[i].Bssid, pBssid)) + { + return i; + } + } + return (ULONG)BSS_NOT_FOUND; +} + +ULONG BssSsidTableSearch( + IN BSS_TABLE *Tab, + IN PUCHAR pBssid, + IN PUCHAR pSsid, + IN UCHAR SsidLen, + IN UCHAR Channel) +{ + UCHAR i; + + for (i = 0; i < Tab->BssNr; i++) + { + // + // Some AP that support A/B/G mode that may used the same BSSID on 11A and 11B/G. + // We should distinguish this case. + // + if ((((Tab->BssEntry[i].Channel <= 14) && (Channel <= 14)) || + ((Tab->BssEntry[i].Channel > 14) && (Channel > 14))) && + MAC_ADDR_EQUAL(Tab->BssEntry[i].Bssid, pBssid) && + SSID_EQUAL(pSsid, SsidLen, Tab->BssEntry[i].Ssid, Tab->BssEntry[i].SsidLen)) + { + return i; + } + } + return (ULONG)BSS_NOT_FOUND; +} + +ULONG BssTableSearchWithSSID( + IN BSS_TABLE *Tab, + IN PUCHAR Bssid, + IN PUCHAR pSsid, + IN UCHAR SsidLen, + IN UCHAR Channel) +{ + UCHAR i; + + for (i = 0; i < Tab->BssNr; i++) + { + if ((((Tab->BssEntry[i].Channel <= 14) && (Channel <= 14)) || + ((Tab->BssEntry[i].Channel > 14) && (Channel > 14))) && + MAC_ADDR_EQUAL(&(Tab->BssEntry[i].Bssid), Bssid) && + (SSID_EQUAL(pSsid, SsidLen, Tab->BssEntry[i].Ssid, Tab->BssEntry[i].SsidLen) || + (NdisEqualMemory(pSsid, ZeroSsid, SsidLen)) || + (NdisEqualMemory(Tab->BssEntry[i].Ssid, ZeroSsid, Tab->BssEntry[i].SsidLen)))) + { + return i; + } + } + return (ULONG)BSS_NOT_FOUND; +} + + +ULONG BssSsidTableSearchBySSID( + IN BSS_TABLE *Tab, + IN PUCHAR pSsid, + IN UCHAR SsidLen) +{ + UCHAR i; + + for (i = 0; i < Tab->BssNr; i++) + { + if (SSID_EQUAL(pSsid, SsidLen, Tab->BssEntry[i].Ssid, Tab->BssEntry[i].SsidLen)) + { + return i; + } + } + return (ULONG)BSS_NOT_FOUND; +} + + +// IRQL = DISPATCH_LEVEL +VOID BssTableDeleteEntry( + IN OUT BSS_TABLE *Tab, + IN PUCHAR pBssid, + IN UCHAR Channel) +{ + UCHAR i, j; + + for (i = 0; i < Tab->BssNr; i++) + { + if ((Tab->BssEntry[i].Channel == Channel) && + (MAC_ADDR_EQUAL(Tab->BssEntry[i].Bssid, pBssid))) + { + for (j = i; j < Tab->BssNr - 1; j++) + { + NdisMoveMemory(&(Tab->BssEntry[j]), &(Tab->BssEntry[j + 1]), sizeof(BSS_ENTRY)); + } + NdisZeroMemory(&(Tab->BssEntry[Tab->BssNr - 1]), sizeof(BSS_ENTRY)); + Tab->BssNr -= 1; + return; + } + } +} + +#ifdef DOT11_N_SUPPORT +/* + ======================================================================== + Routine Description: + Delete the Originator Entry in BAtable. Or decrease numAs Originator by 1 if needed. + + Arguments: + // IRQL = DISPATCH_LEVEL + ======================================================================== +*/ +VOID BATableDeleteORIEntry( + IN OUT PRTMP_ADAPTER pAd, + IN BA_ORI_ENTRY *pBAORIEntry) +{ + + if (pBAORIEntry->ORI_BA_Status != Originator_NONE) + { + NdisAcquireSpinLock(&pAd->BATabLock); + if (pBAORIEntry->ORI_BA_Status == Originator_Done) + { + pAd->BATable.numAsOriginator -= 1; + DBGPRINT(RT_DEBUG_TRACE, ("BATableDeleteORIEntry numAsOriginator= %ld\n", pAd->BATable.numAsRecipient)); + // Erase Bitmap flag. + } + pAd->MacTab.Content[pBAORIEntry->Wcid].TXBAbitmap &= (~(1<<(pBAORIEntry->TID) )); // If STA mode, erase flag here + pAd->MacTab.Content[pBAORIEntry->Wcid].BAOriWcidArray[pBAORIEntry->TID] = 0; // If STA mode, erase flag here + pBAORIEntry->ORI_BA_Status = Originator_NONE; + pBAORIEntry->Token = 1; + // Not clear Sequence here. + NdisReleaseSpinLock(&pAd->BATabLock); + } +} +#endif // DOT11_N_SUPPORT // + +/*! \brief + * \param + * \return + * \pre + * \post + + IRQL = DISPATCH_LEVEL + + */ +VOID BssEntrySet( + IN PRTMP_ADAPTER pAd, + OUT BSS_ENTRY *pBss, + IN PUCHAR pBssid, + IN CHAR Ssid[], + IN UCHAR SsidLen, + IN UCHAR BssType, + IN USHORT BeaconPeriod, + IN PCF_PARM pCfParm, + IN USHORT AtimWin, + IN USHORT CapabilityInfo, + IN UCHAR SupRate[], + IN UCHAR SupRateLen, + IN UCHAR ExtRate[], + IN UCHAR ExtRateLen, + IN HT_CAPABILITY_IE *pHtCapability, + IN ADD_HT_INFO_IE *pAddHtInfo, // AP might use this additional ht info IE + IN UCHAR HtCapabilityLen, + IN UCHAR AddHtInfoLen, + IN UCHAR NewExtChanOffset, + IN UCHAR Channel, + IN CHAR Rssi, + IN LARGE_INTEGER TimeStamp, + IN UCHAR CkipFlag, + IN PEDCA_PARM pEdcaParm, + IN PQOS_CAPABILITY_PARM pQosCapability, + IN PQBSS_LOAD_PARM pQbssLoad, + IN USHORT LengthVIE, + IN PNDIS_802_11_VARIABLE_IEs pVIE) +{ + COPY_MAC_ADDR(pBss->Bssid, pBssid); + // Default Hidden SSID to be TRUE, it will be turned to FALSE after coping SSID + pBss->Hidden = 1; + if (SsidLen > 0) + { + // For hidden SSID AP, it might send beacon with SSID len equal to 0 + // Or send beacon /probe response with SSID len matching real SSID length, + // but SSID is all zero. such as "00-00-00-00" with length 4. + // We have to prevent this case overwrite correct table + if (NdisEqualMemory(Ssid, ZeroSsid, SsidLen) == 0) + { + NdisZeroMemory(pBss->Ssid, MAX_LEN_OF_SSID); + NdisMoveMemory(pBss->Ssid, Ssid, SsidLen); + pBss->SsidLen = SsidLen; + pBss->Hidden = 0; + } + } + else + pBss->SsidLen = 0; + pBss->BssType = BssType; + pBss->BeaconPeriod = BeaconPeriod; + if (BssType == BSS_INFRA) + { + if (pCfParm->bValid) + { + pBss->CfpCount = pCfParm->CfpCount; + pBss->CfpPeriod = pCfParm->CfpPeriod; + pBss->CfpMaxDuration = pCfParm->CfpMaxDuration; + pBss->CfpDurRemaining = pCfParm->CfpDurRemaining; + } + } + else + { + pBss->AtimWin = AtimWin; + } + + pBss->CapabilityInfo = CapabilityInfo; + // The privacy bit indicate security is ON, it maight be WEP, TKIP or AES + // Combine with AuthMode, they will decide the connection methods. + pBss->Privacy = CAP_IS_PRIVACY_ON(pBss->CapabilityInfo); + ASSERT(SupRateLen <= MAX_LEN_OF_SUPPORTED_RATES); + if (SupRateLen <= MAX_LEN_OF_SUPPORTED_RATES) + NdisMoveMemory(pBss->SupRate, SupRate, SupRateLen); + else + NdisMoveMemory(pBss->SupRate, SupRate, MAX_LEN_OF_SUPPORTED_RATES); + pBss->SupRateLen = SupRateLen; + ASSERT(ExtRateLen <= MAX_LEN_OF_SUPPORTED_RATES); + NdisMoveMemory(pBss->ExtRate, ExtRate, ExtRateLen); + pBss->NewExtChanOffset = NewExtChanOffset; + pBss->ExtRateLen = ExtRateLen; + pBss->Channel = Channel; + pBss->CentralChannel = Channel; + pBss->Rssi = Rssi; + // Update CkipFlag. if not exists, the value is 0x0 + pBss->CkipFlag = CkipFlag; + + // New for microsoft Fixed IEs + NdisMoveMemory(pBss->FixIEs.Timestamp, &TimeStamp, 8); + pBss->FixIEs.BeaconInterval = BeaconPeriod; + pBss->FixIEs.Capabilities = CapabilityInfo; + + // New for microsoft Variable IEs + if (LengthVIE != 0) + { + pBss->VarIELen = LengthVIE; + NdisMoveMemory(pBss->VarIEs, pVIE, pBss->VarIELen); + } + else + { + pBss->VarIELen = 0; + } + + pBss->AddHtInfoLen = 0; + pBss->HtCapabilityLen = 0; +#ifdef DOT11_N_SUPPORT + if (HtCapabilityLen> 0) + { + pBss->HtCapabilityLen = HtCapabilityLen; + NdisMoveMemory(&pBss->HtCapability, pHtCapability, HtCapabilityLen); + if (AddHtInfoLen > 0) + { + pBss->AddHtInfoLen = AddHtInfoLen; + NdisMoveMemory(&pBss->AddHtInfo, pAddHtInfo, AddHtInfoLen); + + if ((pAddHtInfo->ControlChan > 2)&& (pAddHtInfo->AddHtInfo.ExtChanOffset == EXTCHA_BELOW) && (pHtCapability->HtCapInfo.ChannelWidth == BW_40)) + { + pBss->CentralChannel = pAddHtInfo->ControlChan - 2; + } + else if ((pAddHtInfo->AddHtInfo.ExtChanOffset == EXTCHA_ABOVE) && (pHtCapability->HtCapInfo.ChannelWidth == BW_40)) + { + pBss->CentralChannel = pAddHtInfo->ControlChan + 2; + } + } + } +#endif // DOT11_N_SUPPORT // + + BssCipherParse(pBss); + + // new for QOS + if (pEdcaParm) + NdisMoveMemory(&pBss->EdcaParm, pEdcaParm, sizeof(EDCA_PARM)); + else + pBss->EdcaParm.bValid = FALSE; + if (pQosCapability) + NdisMoveMemory(&pBss->QosCapability, pQosCapability, sizeof(QOS_CAPABILITY_PARM)); + else + pBss->QosCapability.bValid = FALSE; + if (pQbssLoad) + NdisMoveMemory(&pBss->QbssLoad, pQbssLoad, sizeof(QBSS_LOAD_PARM)); + else + pBss->QbssLoad.bValid = FALSE; + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + PEID_STRUCT pEid; + USHORT Length = 0; + + + NdisZeroMemory(&pBss->WpaIE.IE[0], MAX_CUSTOM_LEN); + NdisZeroMemory(&pBss->RsnIE.IE[0], MAX_CUSTOM_LEN); +#ifdef EXT_BUILD_CHANNEL_LIST + NdisZeroMemory(&pBss->CountryString[0], 3); + pBss->bHasCountryIE = FALSE; +#endif // EXT_BUILD_CHANNEL_LIST // + pEid = (PEID_STRUCT) pVIE; + while ((Length + 2 + (USHORT)pEid->Len) <= LengthVIE) + { + switch(pEid->Eid) + { + case IE_WPA: + if (NdisEqualMemory(pEid->Octet, WPA_OUI, 4)) + { + if ((pEid->Len + 2) > MAX_CUSTOM_LEN) + { + pBss->WpaIE.IELen = 0; + break; + } + pBss->WpaIE.IELen = pEid->Len + 2; + NdisMoveMemory(pBss->WpaIE.IE, pEid, pBss->WpaIE.IELen); + } + break; + case IE_RSN: + if (NdisEqualMemory(pEid->Octet + 2, RSN_OUI, 3)) + { + if ((pEid->Len + 2) > MAX_CUSTOM_LEN) + { + pBss->RsnIE.IELen = 0; + break; + } + pBss->RsnIE.IELen = pEid->Len + 2; + NdisMoveMemory(pBss->RsnIE.IE, pEid, pBss->RsnIE.IELen); + } + break; +#ifdef EXT_BUILD_CHANNEL_LIST + case IE_COUNTRY: + NdisMoveMemory(&pBss->CountryString[0], pEid->Octet, 3); + pBss->bHasCountryIE = TRUE; + break; +#endif // EXT_BUILD_CHANNEL_LIST // + } + Length = Length + 2 + (USHORT)pEid->Len; // Eid[1] + Len[1]+ content[Len] + pEid = (PEID_STRUCT)((UCHAR*)pEid + 2 + pEid->Len); + } + } +#endif // CONFIG_STA_SUPPORT // +} + +/*! + * \brief insert an entry into the bss table + * \param p_tab The BSS table + * \param Bssid BSSID + * \param ssid SSID + * \param ssid_len Length of SSID + * \param bss_type + * \param beacon_period + * \param timestamp + * \param p_cf + * \param atim_win + * \param cap + * \param rates + * \param rates_len + * \param channel_idx + * \return none + * \pre + * \post + * \note If SSID is identical, the old entry will be replaced by the new one + + IRQL = DISPATCH_LEVEL + + */ +ULONG BssTableSetEntry( + IN PRTMP_ADAPTER pAd, + OUT BSS_TABLE *Tab, + IN PUCHAR pBssid, + IN CHAR Ssid[], + IN UCHAR SsidLen, + IN UCHAR BssType, + IN USHORT BeaconPeriod, + IN CF_PARM *CfParm, + IN USHORT AtimWin, + IN USHORT CapabilityInfo, + IN UCHAR SupRate[], + IN UCHAR SupRateLen, + IN UCHAR ExtRate[], + IN UCHAR ExtRateLen, + IN HT_CAPABILITY_IE *pHtCapability, + IN ADD_HT_INFO_IE *pAddHtInfo, // AP might use this additional ht info IE + IN UCHAR HtCapabilityLen, + IN UCHAR AddHtInfoLen, + IN UCHAR NewExtChanOffset, + IN UCHAR ChannelNo, + IN CHAR Rssi, + IN LARGE_INTEGER TimeStamp, + IN UCHAR CkipFlag, + IN PEDCA_PARM pEdcaParm, + IN PQOS_CAPABILITY_PARM pQosCapability, + IN PQBSS_LOAD_PARM pQbssLoad, + IN USHORT LengthVIE, + IN PNDIS_802_11_VARIABLE_IEs pVIE) +{ + ULONG Idx; + + Idx = BssTableSearchWithSSID(Tab, pBssid, (UCHAR *)Ssid, SsidLen, ChannelNo); + if (Idx == BSS_NOT_FOUND) + { + if (Tab->BssNr >= MAX_LEN_OF_BSS_TABLE) + { + // + // It may happen when BSS Table was full. + // The desired AP will not be added into BSS Table + // In this case, if we found the desired AP then overwrite BSS Table. + // + if(!OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) + { + if (MAC_ADDR_EQUAL(pAd->MlmeAux.Bssid, pBssid) || + SSID_EQUAL(pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen, Ssid, SsidLen)) + { + Idx = Tab->BssOverlapNr; + BssEntrySet(pAd, &Tab->BssEntry[Idx], pBssid, Ssid, SsidLen, BssType, BeaconPeriod, CfParm, AtimWin, + CapabilityInfo, SupRate, SupRateLen, ExtRate, ExtRateLen,pHtCapability, pAddHtInfo,HtCapabilityLen, AddHtInfoLen, + NewExtChanOffset, ChannelNo, Rssi, TimeStamp, CkipFlag, pEdcaParm, pQosCapability, pQbssLoad, LengthVIE, pVIE); + Tab->BssOverlapNr = (Tab->BssOverlapNr++) % MAX_LEN_OF_BSS_TABLE; + } + return Idx; + } + else + { + return BSS_NOT_FOUND; + } + } + Idx = Tab->BssNr; + BssEntrySet(pAd, &Tab->BssEntry[Idx], pBssid, Ssid, SsidLen, BssType, BeaconPeriod, CfParm, AtimWin, + CapabilityInfo, SupRate, SupRateLen, ExtRate, ExtRateLen,pHtCapability, pAddHtInfo,HtCapabilityLen, AddHtInfoLen, + NewExtChanOffset, ChannelNo, Rssi, TimeStamp, CkipFlag, pEdcaParm, pQosCapability, pQbssLoad, LengthVIE, pVIE); + Tab->BssNr++; + } + else + { + /* avoid Hidden SSID form beacon to overwirite correct SSID from probe response */ + if ((SSID_EQUAL(Ssid, SsidLen, Tab->BssEntry[Idx].Ssid, Tab->BssEntry[Idx].SsidLen)) || + (NdisEqualMemory(Tab->BssEntry[Idx].Ssid, ZeroSsid, Tab->BssEntry[Idx].SsidLen))) + { + BssEntrySet(pAd, &Tab->BssEntry[Idx], pBssid, Ssid, SsidLen, BssType, BeaconPeriod,CfParm, AtimWin, + CapabilityInfo, SupRate, SupRateLen, ExtRate, ExtRateLen,pHtCapability, pAddHtInfo,HtCapabilityLen, AddHtInfoLen, + NewExtChanOffset, ChannelNo, Rssi, TimeStamp, CkipFlag, pEdcaParm, pQosCapability, pQbssLoad, LengthVIE, pVIE); + } + } + + return Idx; +} + +#ifdef CONFIG_STA_SUPPORT +#ifdef DOT11_N_SUPPORT +#ifdef DOT11N_DRAFT3 +VOID TriEventInit( + IN PRTMP_ADAPTER pAd) +{ + UCHAR i; + + for (i = 0;i < MAX_TRIGGER_EVENT;i++) + pAd->CommonCfg.TriggerEventTab.EventA[i].bValid = FALSE; + + pAd->CommonCfg.TriggerEventTab.EventANo = 0; + pAd->CommonCfg.TriggerEventTab.EventBCountDown = 0; +} + +ULONG TriEventTableSetEntry( + IN PRTMP_ADAPTER pAd, + OUT TRIGGER_EVENT_TAB *Tab, + IN PUCHAR pBssid, + IN HT_CAPABILITY_IE *pHtCapability, + IN UCHAR HtCapabilityLen, + IN UCHAR RegClass, + IN UCHAR ChannelNo) +{ + // Event A + if (HtCapabilityLen == 0) + { + if (Tab->EventANo < MAX_TRIGGER_EVENT) + { + RTMPMoveMemory(Tab->EventA[Tab->EventANo].BSSID, pBssid, 6); + Tab->EventA[Tab->EventANo].bValid = TRUE; + Tab->EventA[Tab->EventANo].Channel = ChannelNo; + Tab->EventA[Tab->EventANo].CDCounter = pAd->CommonCfg.Dot11BssWidthChanTranDelay; + if (RegClass != 0) + { + // Beacon has Regulatory class IE. So use beacon's + Tab->EventA[Tab->EventANo].RegClass = RegClass; + } + else + { + // Use Station's Regulatory class instead. + if (pAd->StaActive.SupportedHtPhy.bHtEnable == TRUE) + { + if (pAd->CommonCfg.CentralChannel > pAd->CommonCfg.Channel) + { + Tab->EventA[Tab->EventANo].RegClass = 32; + } + else if (pAd->CommonCfg.CentralChannel < pAd->CommonCfg.Channel) + Tab->EventA[Tab->EventANo].RegClass = 33; + } + else + Tab->EventA[Tab->EventANo].RegClass = ??; + + } + + Tab->EventANo ++; + } + } + else if (pHtCapability->HtCapInfo.Intolerant40) + { + Tab->EventBCountDown = pAd->CommonCfg.Dot11BssWidthChanTranDelay; + } + +} + +/* + ======================================================================== + Routine Description: + Trigger Event table Maintainence called once every second. + + Arguments: + // IRQL = DISPATCH_LEVEL + ======================================================================== +*/ +VOID TriEventCounterMaintenance( + IN PRTMP_ADAPTER pAd) +{ + UCHAR i; + BOOLEAN bNotify = FALSE; + for (i = 0;i < MAX_TRIGGER_EVENT;i++) + { + if (pAd->CommonCfg.TriggerEventTab.EventA[i].bValid && (pAd->CommonCfg.TriggerEventTab.EventA[i].CDCounter > 0)) + { + pAd->CommonCfg.TriggerEventTab.EventA[i].CDCounter--; + if (pAd->CommonCfg.TriggerEventTab.EventA[i].CDCounter == 0) + { + pAd->CommonCfg.TriggerEventTab.EventA[i].bValid = FALSE; + pAd->CommonCfg.TriggerEventTab.EventANo --; + // Need to send 20/40 Coexistence Notify frame if has status change. + bNotify = TRUE; + } + } + } + if (pAd->CommonCfg.TriggerEventTab.EventBCountDown > 0) + { + pAd->CommonCfg.TriggerEventTab.EventBCountDown--; + if (pAd->CommonCfg.TriggerEventTab.EventBCountDown == 0) + bNotify = TRUE; + } + + if (bNotify == TRUE) + Update2040CoexistFrameAndNotify(pAd, BSSID_WCID, TRUE); +} +#endif // DOT11N_DRAFT3 // +#endif // DOT11_N_SUPPORT // + +// IRQL = DISPATCH_LEVEL +VOID BssTableSsidSort( + IN PRTMP_ADAPTER pAd, + OUT BSS_TABLE *OutTab, + IN CHAR Ssid[], + IN UCHAR SsidLen) +{ + INT i; + BssTableInit(OutTab); + + for (i = 0; i < pAd->ScanTab.BssNr; i++) + { + BSS_ENTRY *pInBss = &pAd->ScanTab.BssEntry[i]; + BOOLEAN bIsHiddenApIncluded = FALSE; + + if (((pAd->CommonCfg.bIEEE80211H == 1) && + (pAd->MlmeAux.Channel > 14) && + RadarChannelCheck(pAd, pInBss->Channel)) +#ifdef CARRIER_DETECTION_SUPPORT // Roger sync Carrier + || (pAd->CommonCfg.CarrierDetect.Enable == TRUE) +#endif // CARRIER_DETECTION_SUPPORT // + ) +{ + if (pInBss->Hidden) + bIsHiddenApIncluded = TRUE; +} + + if ((pInBss->BssType == pAd->StaCfg.BssType) && + (SSID_EQUAL(Ssid, SsidLen, pInBss->Ssid, pInBss->SsidLen) || bIsHiddenApIncluded)) + { + BSS_ENTRY *pOutBss = &OutTab->BssEntry[OutTab->BssNr]; + + +#ifdef EXT_BUILD_CHANNEL_LIST + // If no Country IE exists no Connection will be established when IEEE80211dClientMode is strict. + if ((pAd->StaCfg.IEEE80211dClientMode == Rt802_11_D_Strict) && + (pInBss->bHasCountryIE == FALSE)) + { + DBGPRINT(RT_DEBUG_TRACE,("StaCfg.IEEE80211dClientMode == Rt802_11_D_Strict, but this AP doesn't have country IE.\n")); + continue; + } +#endif // EXT_BUILD_CHANNEL_LIST // + +#ifdef DOT11_N_SUPPORT + // 2.4G/5G N only mode + if ((pInBss->HtCapabilityLen == 0) && + ((pAd->CommonCfg.PhyMode == PHY_11N_2_4G) || (pAd->CommonCfg.PhyMode == PHY_11N_5G))) + { + DBGPRINT(RT_DEBUG_TRACE,("STA is in N-only Mode, this AP don't have Ht capability in Beacon.\n")); + continue; + } +#endif // DOT11_N_SUPPORT // + + // New for WPA2 + // Check the Authmode first + if (pAd->StaCfg.AuthMode >= Ndis802_11AuthModeWPA) + { + // Check AuthMode and AuthModeAux for matching, in case AP support dual-mode + if ((pAd->StaCfg.AuthMode != pInBss->AuthMode) && (pAd->StaCfg.AuthMode != pInBss->AuthModeAux)) + // None matched + continue; + + // Check cipher suite, AP must have more secured cipher than station setting + if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK)) + { + // If it's not mixed mode, we should only let BSS pass with the same encryption + if (pInBss->WPA.bMixMode == FALSE) + if (pAd->StaCfg.WepStatus != pInBss->WPA.GroupCipher) + continue; + + // check group cipher + if ((pAd->StaCfg.WepStatus < pInBss->WPA.GroupCipher) && + (pInBss->WPA.GroupCipher != Ndis802_11GroupWEP40Enabled) && + (pInBss->WPA.GroupCipher != Ndis802_11GroupWEP104Enabled)) + continue; + + // check pairwise cipher, skip if none matched + // If profile set to AES, let it pass without question. + // If profile set to TKIP, we must find one mateched + if ((pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled) && + (pAd->StaCfg.WepStatus != pInBss->WPA.PairCipher) && + (pAd->StaCfg.WepStatus != pInBss->WPA.PairCipherAux)) + continue; + } + else if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK)) + { + // If it's not mixed mode, we should only let BSS pass with the same encryption + if (pInBss->WPA2.bMixMode == FALSE) + if (pAd->StaCfg.WepStatus != pInBss->WPA2.GroupCipher) + continue; + + // check group cipher + if ((pAd->StaCfg.WepStatus < pInBss->WPA.GroupCipher) && + (pInBss->WPA2.GroupCipher != Ndis802_11GroupWEP40Enabled) && + (pInBss->WPA2.GroupCipher != Ndis802_11GroupWEP104Enabled)) + continue; + + // check pairwise cipher, skip if none matched + // If profile set to AES, let it pass without question. + // If profile set to TKIP, we must find one mateched + if ((pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled) && + (pAd->StaCfg.WepStatus != pInBss->WPA2.PairCipher) && + (pAd->StaCfg.WepStatus != pInBss->WPA2.PairCipherAux)) + continue; + } + } + // Bss Type matched, SSID matched. + // We will check wepstatus for qualification Bss + else if (pAd->StaCfg.WepStatus != pInBss->WepStatus) + { + DBGPRINT(RT_DEBUG_TRACE,("StaCfg.WepStatus=%d, while pInBss->WepStatus=%d\n", pAd->StaCfg.WepStatus, pInBss->WepStatus)); + // + // For the SESv2 case, we will not qualify WepStatus. + // + if (!pInBss->bSES) + continue; + } + + // Since the AP is using hidden SSID, and we are trying to connect to ANY + // It definitely will fail. So, skip it. + // CCX also require not even try to connect it!! + if (SsidLen == 0) + continue; + +#ifdef DOT11_N_SUPPORT + // If both station and AP use 40MHz, still need to check if the 40MHZ band's legality in my country region + // If this 40MHz wideband is not allowed in my country list, use bandwidth 20MHZ instead, + if ((pInBss->CentralChannel != pInBss->Channel) && + (pAd->CommonCfg.RegTransmitSetting.field.BW == BW_40)) + { + if (RTMPCheckChannel(pAd, pInBss->CentralChannel, pInBss->Channel) == FALSE) + { + pAd->CommonCfg.RegTransmitSetting.field.BW = BW_20; + SetCommonHT(pAd); + pAd->CommonCfg.RegTransmitSetting.field.BW = BW_40; + } + else + { + if (pAd->CommonCfg.DesiredHtPhy.ChannelWidth == BAND_WIDTH_20) + { + SetCommonHT(pAd); + } + } + } +#endif // DOT11_N_SUPPORT // + + // copy matching BSS from InTab to OutTab + NdisMoveMemory(pOutBss, pInBss, sizeof(BSS_ENTRY)); + + OutTab->BssNr++; + } + else if ((pInBss->BssType == pAd->StaCfg.BssType) && (SsidLen == 0)) + { + BSS_ENTRY *pOutBss = &OutTab->BssEntry[OutTab->BssNr]; + + +#ifdef DOT11_N_SUPPORT + // 2.4G/5G N only mode + if ((pInBss->HtCapabilityLen == 0) && + ((pAd->CommonCfg.PhyMode == PHY_11N_2_4G) || (pAd->CommonCfg.PhyMode == PHY_11N_5G))) + { + DBGPRINT(RT_DEBUG_TRACE,("STA is in N-only Mode, this AP don't have Ht capability in Beacon.\n")); + continue; + } +#endif // DOT11_N_SUPPORT // + + // New for WPA2 + // Check the Authmode first + if (pAd->StaCfg.AuthMode >= Ndis802_11AuthModeWPA) + { + // Check AuthMode and AuthModeAux for matching, in case AP support dual-mode + if ((pAd->StaCfg.AuthMode != pInBss->AuthMode) && (pAd->StaCfg.AuthMode != pInBss->AuthModeAux)) + // None matched + continue; + + // Check cipher suite, AP must have more secured cipher than station setting + if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK)) + { + // If it's not mixed mode, we should only let BSS pass with the same encryption + if (pInBss->WPA.bMixMode == FALSE) + if (pAd->StaCfg.WepStatus != pInBss->WPA.GroupCipher) + continue; + + // check group cipher + if (pAd->StaCfg.WepStatus < pInBss->WPA.GroupCipher) + continue; + + // check pairwise cipher, skip if none matched + // If profile set to AES, let it pass without question. + // If profile set to TKIP, we must find one mateched + if ((pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled) && + (pAd->StaCfg.WepStatus != pInBss->WPA.PairCipher) && + (pAd->StaCfg.WepStatus != pInBss->WPA.PairCipherAux)) + continue; + } + else if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK)) + { + // If it's not mixed mode, we should only let BSS pass with the same encryption + if (pInBss->WPA2.bMixMode == FALSE) + if (pAd->StaCfg.WepStatus != pInBss->WPA2.GroupCipher) + continue; + + // check group cipher + if (pAd->StaCfg.WepStatus < pInBss->WPA2.GroupCipher) + continue; + + // check pairwise cipher, skip if none matched + // If profile set to AES, let it pass without question. + // If profile set to TKIP, we must find one mateched + if ((pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled) && + (pAd->StaCfg.WepStatus != pInBss->WPA2.PairCipher) && + (pAd->StaCfg.WepStatus != pInBss->WPA2.PairCipherAux)) + continue; + } + } + // Bss Type matched, SSID matched. + // We will check wepstatus for qualification Bss + else if (pAd->StaCfg.WepStatus != pInBss->WepStatus) + continue; + +#ifdef DOT11_N_SUPPORT + // If both station and AP use 40MHz, still need to check if the 40MHZ band's legality in my country region + // If this 40MHz wideband is not allowed in my country list, use bandwidth 20MHZ instead, + if ((pInBss->CentralChannel != pInBss->Channel) && + (pAd->CommonCfg.RegTransmitSetting.field.BW == BW_40)) + { + if (RTMPCheckChannel(pAd, pInBss->CentralChannel, pInBss->Channel) == FALSE) + { + pAd->CommonCfg.RegTransmitSetting.field.BW = BW_20; + SetCommonHT(pAd); + pAd->CommonCfg.RegTransmitSetting.field.BW = BW_40; + } + } +#endif // DOT11_N_SUPPORT // + + // copy matching BSS from InTab to OutTab + NdisMoveMemory(pOutBss, pInBss, sizeof(BSS_ENTRY)); + + OutTab->BssNr++; + } + + if (OutTab->BssNr >= MAX_LEN_OF_BSS_TABLE) + break; + } + + BssTableSortByRssi(OutTab); +} + + +// IRQL = DISPATCH_LEVEL +VOID BssTableSortByRssi( + IN OUT BSS_TABLE *OutTab) +{ + INT i, j; + BSS_ENTRY TmpBss; + + for (i = 0; i < OutTab->BssNr - 1; i++) + { + for (j = i+1; j < OutTab->BssNr; j++) + { + if (OutTab->BssEntry[j].Rssi > OutTab->BssEntry[i].Rssi) + { + NdisMoveMemory(&TmpBss, &OutTab->BssEntry[j], sizeof(BSS_ENTRY)); + NdisMoveMemory(&OutTab->BssEntry[j], &OutTab->BssEntry[i], sizeof(BSS_ENTRY)); + NdisMoveMemory(&OutTab->BssEntry[i], &TmpBss, sizeof(BSS_ENTRY)); + } + } + } +} +#endif // CONFIG_STA_SUPPORT // + + +VOID BssCipherParse( + IN OUT PBSS_ENTRY pBss) +{ + PEID_STRUCT pEid; + PUCHAR pTmp; + PRSN_IE_HEADER_STRUCT pRsnHeader; + PCIPHER_SUITE_STRUCT pCipher; + PAKM_SUITE_STRUCT pAKM; + USHORT Count; + INT Length; + NDIS_802_11_ENCRYPTION_STATUS TmpCipher; + + // + // WepStatus will be reset later, if AP announce TKIP or AES on the beacon frame. + // + if (pBss->Privacy) + { + pBss->WepStatus = Ndis802_11WEPEnabled; + } + else + { + pBss->WepStatus = Ndis802_11WEPDisabled; + } + // Set default to disable & open authentication before parsing variable IE + pBss->AuthMode = Ndis802_11AuthModeOpen; + pBss->AuthModeAux = Ndis802_11AuthModeOpen; + + // Init WPA setting + pBss->WPA.PairCipher = Ndis802_11WEPDisabled; + pBss->WPA.PairCipherAux = Ndis802_11WEPDisabled; + pBss->WPA.GroupCipher = Ndis802_11WEPDisabled; + pBss->WPA.RsnCapability = 0; + pBss->WPA.bMixMode = FALSE; + + // Init WPA2 setting + pBss->WPA2.PairCipher = Ndis802_11WEPDisabled; + pBss->WPA2.PairCipherAux = Ndis802_11WEPDisabled; + pBss->WPA2.GroupCipher = Ndis802_11WEPDisabled; + pBss->WPA2.RsnCapability = 0; + pBss->WPA2.bMixMode = FALSE; + + + Length = (INT) pBss->VarIELen; + + while (Length > 0) + { + // Parse cipher suite base on WPA1 & WPA2, they should be parsed differently + pTmp = ((PUCHAR) pBss->VarIEs) + pBss->VarIELen - Length; + pEid = (PEID_STRUCT) pTmp; + switch (pEid->Eid) + { + case IE_WPA: + if (NdisEqualMemory(pEid->Octet, SES_OUI, 3) && (pEid->Len == 7)) + { + pBss->bSES = TRUE; + break; + } + else if (NdisEqualMemory(pEid->Octet, WPA_OUI, 4) != 1) + { + // if unsupported vendor specific IE + break; + } + // Skip OUI, version, and multicast suite + // This part should be improved in the future when AP supported multiple cipher suite. + // For now, it's OK since almost all APs have fixed cipher suite supported. + // pTmp = (PUCHAR) pEid->Octet; + pTmp += 11; + + // Cipher Suite Selectors from Spec P802.11i/D3.2 P26. + // Value Meaning + // 0 None + // 1 WEP-40 + // 2 Tkip + // 3 WRAP + // 4 AES + // 5 WEP-104 + // Parse group cipher + switch (*pTmp) + { + case 1: + pBss->WPA.GroupCipher = Ndis802_11GroupWEP40Enabled; + break; + case 5: + pBss->WPA.GroupCipher = Ndis802_11GroupWEP104Enabled; + break; + case 2: + pBss->WPA.GroupCipher = Ndis802_11Encryption2Enabled; + break; + case 4: + pBss->WPA.GroupCipher = Ndis802_11Encryption3Enabled; + break; + default: + break; + } + // number of unicast suite + pTmp += 1; + + // skip all unicast cipher suites + //Count = *(PUSHORT) pTmp; + Count = (pTmp[1]<<8) + pTmp[0]; + pTmp += sizeof(USHORT); + + // Parsing all unicast cipher suite + while (Count > 0) + { + // Skip OUI + pTmp += 3; + TmpCipher = Ndis802_11WEPDisabled; + switch (*pTmp) + { + case 1: + case 5: // Although WEP is not allowed in WPA related auth mode, we parse it anyway + TmpCipher = Ndis802_11Encryption1Enabled; + break; + case 2: + TmpCipher = Ndis802_11Encryption2Enabled; + break; + case 4: + TmpCipher = Ndis802_11Encryption3Enabled; + break; + default: + break; + } + if (TmpCipher > pBss->WPA.PairCipher) + { + // Move the lower cipher suite to PairCipherAux + pBss->WPA.PairCipherAux = pBss->WPA.PairCipher; + pBss->WPA.PairCipher = TmpCipher; + } + else + { + pBss->WPA.PairCipherAux = TmpCipher; + } + pTmp++; + Count--; + } + + // 4. get AKM suite counts + //Count = *(PUSHORT) pTmp; + Count = (pTmp[1]<<8) + pTmp[0]; + pTmp += sizeof(USHORT); + pTmp += 3; + + switch (*pTmp) + { + case 1: + // Set AP support WPA-enterprise mode + if (pBss->AuthMode == Ndis802_11AuthModeOpen) + pBss->AuthMode = Ndis802_11AuthModeWPA; + else + pBss->AuthModeAux = Ndis802_11AuthModeWPA; + break; + case 2: + // Set AP support WPA-PSK mode + if (pBss->AuthMode == Ndis802_11AuthModeOpen) + pBss->AuthMode = Ndis802_11AuthModeWPAPSK; + else + pBss->AuthModeAux = Ndis802_11AuthModeWPAPSK; + break; + default: + break; + } + pTmp += 1; + + // Fixed for WPA-None + if (pBss->BssType == BSS_ADHOC) + { + pBss->AuthMode = Ndis802_11AuthModeWPANone; + pBss->AuthModeAux = Ndis802_11AuthModeWPANone; + pBss->WepStatus = pBss->WPA.GroupCipher; + // Patched bugs for old driver + if (pBss->WPA.PairCipherAux == Ndis802_11WEPDisabled) + pBss->WPA.PairCipherAux = pBss->WPA.GroupCipher; + } + else + pBss->WepStatus = pBss->WPA.PairCipher; + + // Check the Pair & Group, if different, turn on mixed mode flag + if (pBss->WPA.GroupCipher != pBss->WPA.PairCipher) + pBss->WPA.bMixMode = TRUE; + + break; + + case IE_RSN: + pRsnHeader = (PRSN_IE_HEADER_STRUCT) pTmp; + + // 0. Version must be 1 + if (le2cpu16(pRsnHeader->Version) != 1) + break; + pTmp += sizeof(RSN_IE_HEADER_STRUCT); + + // 1. Check group cipher + pCipher = (PCIPHER_SUITE_STRUCT) pTmp; + if (!RTMPEqualMemory(pTmp, RSN_OUI, 3)) + break; + + // Parse group cipher + switch (pCipher->Type) + { + case 1: + pBss->WPA2.GroupCipher = Ndis802_11GroupWEP40Enabled; + break; + case 5: + pBss->WPA2.GroupCipher = Ndis802_11GroupWEP104Enabled; + break; + case 2: + pBss->WPA2.GroupCipher = Ndis802_11Encryption2Enabled; + break; + case 4: + pBss->WPA2.GroupCipher = Ndis802_11Encryption3Enabled; + break; + default: + break; + } + // set to correct offset for next parsing + pTmp += sizeof(CIPHER_SUITE_STRUCT); + + // 2. Get pairwise cipher counts + //Count = *(PUSHORT) pTmp; + Count = (pTmp[1]<<8) + pTmp[0]; + pTmp += sizeof(USHORT); + + // 3. Get pairwise cipher + // Parsing all unicast cipher suite + while (Count > 0) + { + // Skip OUI + pCipher = (PCIPHER_SUITE_STRUCT) pTmp; + TmpCipher = Ndis802_11WEPDisabled; + switch (pCipher->Type) + { + case 1: + case 5: // Although WEP is not allowed in WPA related auth mode, we parse it anyway + TmpCipher = Ndis802_11Encryption1Enabled; + break; + case 2: + TmpCipher = Ndis802_11Encryption2Enabled; + break; + case 4: + TmpCipher = Ndis802_11Encryption3Enabled; + break; + default: + break; + } + if (TmpCipher > pBss->WPA2.PairCipher) + { + // Move the lower cipher suite to PairCipherAux + pBss->WPA2.PairCipherAux = pBss->WPA2.PairCipher; + pBss->WPA2.PairCipher = TmpCipher; + } + else + { + pBss->WPA2.PairCipherAux = TmpCipher; + } + pTmp += sizeof(CIPHER_SUITE_STRUCT); + Count--; + } + + // 4. get AKM suite counts + //Count = *(PUSHORT) pTmp; + Count = (pTmp[1]<<8) + pTmp[0]; + pTmp += sizeof(USHORT); + + // 5. Get AKM ciphers + // Parsing all AKM ciphers + while (Count > 0) + { + pAKM = (PAKM_SUITE_STRUCT) pTmp; + if (!RTMPEqualMemory(pTmp, RSN_OUI, 3)) + break; + + switch (pAKM->Type) + { + case 1: + // Set AP support WPA-enterprise mode + if (pBss->AuthMode == Ndis802_11AuthModeOpen) + pBss->AuthMode = Ndis802_11AuthModeWPA2; + else + pBss->AuthModeAux = Ndis802_11AuthModeWPA2; + break; + case 2: + // Set AP support WPA-PSK mode + if (pBss->AuthMode == Ndis802_11AuthModeOpen) + pBss->AuthMode = Ndis802_11AuthModeWPA2PSK; + else + pBss->AuthModeAux = Ndis802_11AuthModeWPA2PSK; + break; + default: + if (pBss->AuthMode == Ndis802_11AuthModeOpen) + pBss->AuthMode = Ndis802_11AuthModeMax; + else + pBss->AuthModeAux = Ndis802_11AuthModeMax; + break; + } + pTmp += (Count * sizeof(AKM_SUITE_STRUCT)); + Count--; + } + + // Fixed for WPA-None + if (pBss->BssType == BSS_ADHOC) + { + pBss->AuthMode = Ndis802_11AuthModeWPANone; + pBss->AuthModeAux = Ndis802_11AuthModeWPANone; + pBss->WPA.PairCipherAux = pBss->WPA2.PairCipherAux; + pBss->WPA.GroupCipher = pBss->WPA2.GroupCipher; + pBss->WepStatus = pBss->WPA.GroupCipher; + // Patched bugs for old driver + if (pBss->WPA.PairCipherAux == Ndis802_11WEPDisabled) + pBss->WPA.PairCipherAux = pBss->WPA.GroupCipher; + } + pBss->WepStatus = pBss->WPA2.PairCipher; + + // 6. Get RSN capability + //pBss->WPA2.RsnCapability = *(PUSHORT) pTmp; + pBss->WPA2.RsnCapability = (pTmp[1]<<8) + pTmp[0]; + pTmp += sizeof(USHORT); + + // Check the Pair & Group, if different, turn on mixed mode flag + if (pBss->WPA2.GroupCipher != pBss->WPA2.PairCipher) + pBss->WPA2.bMixMode = TRUE; + + break; + default: + break; + } + Length -= (pEid->Len + 2); + } +} + +// =========================================================================================== +// mac_table.c +// =========================================================================================== + +/*! \brief generates a random mac address value for IBSS BSSID + * \param Addr the bssid location + * \return none + * \pre + * \post + */ +VOID MacAddrRandomBssid( + IN PRTMP_ADAPTER pAd, + OUT PUCHAR pAddr) +{ + INT i; + + for (i = 0; i < MAC_ADDR_LEN; i++) + { + pAddr[i] = RandomByte(pAd); + } + + pAddr[0] = (pAddr[0] & 0xfe) | 0x02; // the first 2 bits must be 01xxxxxxxx +} + +/*! \brief init the management mac frame header + * \param p_hdr mac header + * \param subtype subtype of the frame + * \param p_ds destination address, don't care if it is a broadcast address + * \return none + * \pre the station has the following information in the pAd->StaCfg + * - bssid + * - station address + * \post + * \note this function initializes the following field + + IRQL = PASSIVE_LEVEL + IRQL = DISPATCH_LEVEL + + */ +VOID MgtMacHeaderInit( + IN PRTMP_ADAPTER pAd, + IN OUT PHEADER_802_11 pHdr80211, + IN UCHAR SubType, + IN UCHAR ToDs, + IN PUCHAR pDA, + IN PUCHAR pBssid) +{ + NdisZeroMemory(pHdr80211, sizeof(HEADER_802_11)); + + pHdr80211->FC.Type = BTYPE_MGMT; + pHdr80211->FC.SubType = SubType; +// if (SubType == SUBTYPE_ACK) // sample, no use, it will conflict with ACTION frame sub type +// pHdr80211->FC.Type = BTYPE_CNTL; + pHdr80211->FC.ToDs = ToDs; + COPY_MAC_ADDR(pHdr80211->Addr1, pDA); +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + COPY_MAC_ADDR(pHdr80211->Addr2, pAd->CurrentAddress); +#endif // CONFIG_STA_SUPPORT // + COPY_MAC_ADDR(pHdr80211->Addr3, pBssid); +} + +// =========================================================================================== +// mem_mgmt.c +// =========================================================================================== + +/*!*************************************************************************** + * This routine build an outgoing frame, and fill all information specified + * in argument list to the frame body. The actual frame size is the summation + * of all arguments. + * input params: + * Buffer - pointer to a pre-allocated memory segment + * args - a list of <int arg_size, arg> pairs. + * NOTE NOTE NOTE!!!! the last argument must be NULL, otherwise this + * function will FAIL!!! + * return: + * Size of the buffer + * usage: + * MakeOutgoingFrame(Buffer, output_length, 2, &fc, 2, &dur, 6, p_addr1, 6,p_addr2, END_OF_ARGS); + + IRQL = PASSIVE_LEVEL + IRQL = DISPATCH_LEVEL + + ****************************************************************************/ +ULONG MakeOutgoingFrame( + OUT UCHAR *Buffer, + OUT ULONG *FrameLen, ...) +{ + UCHAR *p; + int leng; + ULONG TotLeng; + va_list Args; + + // calculates the total length + TotLeng = 0; + va_start(Args, FrameLen); + do + { + leng = va_arg(Args, int); + if (leng == END_OF_ARGS) + { + break; + } + p = va_arg(Args, PVOID); + NdisMoveMemory(&Buffer[TotLeng], p, leng); + TotLeng = TotLeng + leng; + } while(TRUE); + + va_end(Args); /* clean up */ + *FrameLen = TotLeng; + return TotLeng; +} + +// =========================================================================================== +// mlme_queue.c +// =========================================================================================== + +/*! \brief Initialize The MLME Queue, used by MLME Functions + * \param *Queue The MLME Queue + * \return Always Return NDIS_STATE_SUCCESS in this implementation + * \pre + * \post + * \note Because this is done only once (at the init stage), no need to be locked + + IRQL = PASSIVE_LEVEL + + */ +NDIS_STATUS MlmeQueueInit( + IN MLME_QUEUE *Queue) +{ + INT i; + + NdisAllocateSpinLock(&Queue->Lock); + + Queue->Num = 0; + Queue->Head = 0; + Queue->Tail = 0; + + for (i = 0; i < MAX_LEN_OF_MLME_QUEUE; i++) + { + Queue->Entry[i].Occupied = FALSE; + Queue->Entry[i].MsgLen = 0; + NdisZeroMemory(Queue->Entry[i].Msg, MGMT_DMA_BUFFER_SIZE); + } + + return NDIS_STATUS_SUCCESS; +} + +/*! \brief Enqueue a message for other threads, if they want to send messages to MLME thread + * \param *Queue The MLME Queue + * \param Machine The State Machine Id + * \param MsgType The Message Type + * \param MsgLen The Message length + * \param *Msg The message pointer + * \return TRUE if enqueue is successful, FALSE if the queue is full + * \pre + * \post + * \note The message has to be initialized + + IRQL = PASSIVE_LEVEL + IRQL = DISPATCH_LEVEL + + */ +BOOLEAN MlmeEnqueue( + IN PRTMP_ADAPTER pAd, + IN ULONG Machine, + IN ULONG MsgType, + IN ULONG MsgLen, + IN VOID *Msg) +{ + INT Tail; + MLME_QUEUE *Queue = (MLME_QUEUE *)&pAd->Mlme.Queue; + + // Do nothing if the driver is starting halt state. + // This might happen when timer already been fired before cancel timer with mlmehalt + if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST)) + return FALSE; + + // First check the size, it MUST not exceed the mlme queue size + if (MsgLen > MGMT_DMA_BUFFER_SIZE) + { + DBGPRINT_ERR(("MlmeEnqueue: msg too large, size = %ld \n", MsgLen)); + return FALSE; + } + + if (MlmeQueueFull(Queue)) + { + return FALSE; + } + + NdisAcquireSpinLock(&(Queue->Lock)); + Tail = Queue->Tail; + Queue->Tail++; + Queue->Num++; + if (Queue->Tail == MAX_LEN_OF_MLME_QUEUE) + { + Queue->Tail = 0; + } + + Queue->Entry[Tail].Wcid = RESERVED_WCID; + Queue->Entry[Tail].Occupied = TRUE; + Queue->Entry[Tail].Machine = Machine; + Queue->Entry[Tail].MsgType = MsgType; + Queue->Entry[Tail].MsgLen = MsgLen; + + if (Msg != NULL) + { + NdisMoveMemory(Queue->Entry[Tail].Msg, Msg, MsgLen); + } + + NdisReleaseSpinLock(&(Queue->Lock)); + return TRUE; +} + +/*! \brief This function is used when Recv gets a MLME message + * \param *Queue The MLME Queue + * \param TimeStampHigh The upper 32 bit of timestamp + * \param TimeStampLow The lower 32 bit of timestamp + * \param Rssi The receiving RSSI strength + * \param MsgLen The length of the message + * \param *Msg The message pointer + * \return TRUE if everything ok, FALSE otherwise (like Queue Full) + * \pre + * \post + + IRQL = DISPATCH_LEVEL + + */ +BOOLEAN MlmeEnqueueForRecv( + IN PRTMP_ADAPTER pAd, + IN ULONG Wcid, + IN ULONG TimeStampHigh, + IN ULONG TimeStampLow, + IN UCHAR Rssi0, + IN UCHAR Rssi1, + IN UCHAR Rssi2, + IN ULONG MsgLen, + IN VOID *Msg, + IN UCHAR Signal) +{ + INT Tail, Machine; + PFRAME_802_11 pFrame = (PFRAME_802_11)Msg; + INT MsgType; + MLME_QUEUE *Queue = (MLME_QUEUE *)&pAd->Mlme.Queue; + +#ifdef RALINK_ATE + /* Nothing to do in ATE mode */ + if(ATE_ON(pAd)) + return FALSE; +#endif // RALINK_ATE // + + // Do nothing if the driver is starting halt state. + // This might happen when timer already been fired before cancel timer with mlmehalt + if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST)) + { + DBGPRINT_ERR(("MlmeEnqueueForRecv: fRTMP_ADAPTER_HALT_IN_PROGRESS\n")); + return FALSE; + } + + // First check the size, it MUST not exceed the mlme queue size + if (MsgLen > MGMT_DMA_BUFFER_SIZE) + { + DBGPRINT_ERR(("MlmeEnqueueForRecv: frame too large, size = %ld \n", MsgLen)); + return FALSE; + } + + if (MlmeQueueFull(Queue)) + { + return FALSE; + } + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + if (!MsgTypeSubst(pAd, pFrame, &Machine, &MsgType)) + { + DBGPRINT_ERR(("MlmeEnqueueForRecv: un-recongnized mgmt->subtype=%d\n",pFrame->Hdr.FC.SubType)); + return FALSE; + } + } +#endif // CONFIG_STA_SUPPORT // + + // OK, we got all the informations, it is time to put things into queue + NdisAcquireSpinLock(&(Queue->Lock)); + Tail = Queue->Tail; + Queue->Tail++; + Queue->Num++; + if (Queue->Tail == MAX_LEN_OF_MLME_QUEUE) + { + Queue->Tail = 0; + } + Queue->Entry[Tail].Occupied = TRUE; + Queue->Entry[Tail].Machine = Machine; + Queue->Entry[Tail].MsgType = MsgType; + Queue->Entry[Tail].MsgLen = MsgLen; + Queue->Entry[Tail].TimeStamp.u.LowPart = TimeStampLow; + Queue->Entry[Tail].TimeStamp.u.HighPart = TimeStampHigh; + Queue->Entry[Tail].Rssi0 = Rssi0; + Queue->Entry[Tail].Rssi1 = Rssi1; + Queue->Entry[Tail].Rssi2 = Rssi2; + Queue->Entry[Tail].Signal = Signal; + Queue->Entry[Tail].Wcid = (UCHAR)Wcid; + + Queue->Entry[Tail].Channel = pAd->LatchRfRegs.Channel; + + if (Msg != NULL) + { + NdisMoveMemory(Queue->Entry[Tail].Msg, Msg, MsgLen); + } + + NdisReleaseSpinLock(&(Queue->Lock)); + + RTMP_MLME_HANDLER(pAd); + + return TRUE; +} + + +/*! \brief Dequeue a message from the MLME Queue + * \param *Queue The MLME Queue + * \param *Elem The message dequeued from MLME Queue + * \return TRUE if the Elem contains something, FALSE otherwise + * \pre + * \post + + IRQL = DISPATCH_LEVEL + + */ +BOOLEAN MlmeDequeue( + IN MLME_QUEUE *Queue, + OUT MLME_QUEUE_ELEM **Elem) +{ + NdisAcquireSpinLock(&(Queue->Lock)); + *Elem = &(Queue->Entry[Queue->Head]); + Queue->Num--; + Queue->Head++; + if (Queue->Head == MAX_LEN_OF_MLME_QUEUE) + { + Queue->Head = 0; + } + NdisReleaseSpinLock(&(Queue->Lock)); + return TRUE; +} + +// IRQL = DISPATCH_LEVEL +VOID MlmeRestartStateMachine( + IN PRTMP_ADAPTER pAd) +{ +#ifdef RTMP_MAC_PCI + MLME_QUEUE_ELEM *Elem = NULL; +#endif // RTMP_MAC_PCI // +#ifdef CONFIG_STA_SUPPORT + BOOLEAN Cancelled; +#endif // CONFIG_STA_SUPPORT // + + DBGPRINT(RT_DEBUG_TRACE, ("MlmeRestartStateMachine \n")); + +#ifdef RTMP_MAC_PCI + NdisAcquireSpinLock(&pAd->Mlme.TaskLock); + if(pAd->Mlme.bRunning) + { + NdisReleaseSpinLock(&pAd->Mlme.TaskLock); + return; + } + else + { + pAd->Mlme.bRunning = TRUE; + } + NdisReleaseSpinLock(&pAd->Mlme.TaskLock); + + // Remove all Mlme queues elements + while (!MlmeQueueEmpty(&pAd->Mlme.Queue)) + { + //From message type, determine which state machine I should drive + if (MlmeDequeue(&pAd->Mlme.Queue, &Elem)) + { + // free MLME element + Elem->Occupied = FALSE; + Elem->MsgLen = 0; + + } + else { + DBGPRINT_ERR(("MlmeRestartStateMachine: MlmeQueue empty\n")); + } + } +#endif // RTMP_MAC_PCI // + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { +#ifdef QOS_DLS_SUPPORT + UCHAR i; +#endif // QOS_DLS_SUPPORT // + // Cancel all timer events + // Be careful to cancel new added timer + RTMPCancelTimer(&pAd->MlmeAux.AssocTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.ReassocTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.DisassocTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.AuthTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.BeaconTimer, &Cancelled); + RTMPCancelTimer(&pAd->MlmeAux.ScanTimer, &Cancelled); + +#ifdef QOS_DLS_SUPPORT + for (i=0; i<MAX_NUM_OF_DLS_ENTRY; i++) + { + RTMPCancelTimer(&pAd->StaCfg.DLSEntry[i].Timer, &Cancelled); + } +#endif // QOS_DLS_SUPPORT // + } +#endif // CONFIG_STA_SUPPORT // + + // Change back to original channel in case of doing scan + AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE); + AsicLockChannel(pAd, pAd->CommonCfg.Channel); + + // Resume MSDU which is turned off durning scan + RTMPResumeMsduTransmission(pAd); + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + // Set all state machines back IDLE + pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE; + pAd->Mlme.AssocMachine.CurrState = ASSOC_IDLE; + pAd->Mlme.AuthMachine.CurrState = AUTH_REQ_IDLE; + pAd->Mlme.AuthRspMachine.CurrState = AUTH_RSP_IDLE; + pAd->Mlme.SyncMachine.CurrState = SYNC_IDLE; + pAd->Mlme.ActMachine.CurrState = ACT_IDLE; +#ifdef QOS_DLS_SUPPORT + pAd->Mlme.DlsMachine.CurrState = DLS_IDLE; +#endif // QOS_DLS_SUPPORT // + } +#endif // CONFIG_STA_SUPPORT // + +#ifdef RTMP_MAC_PCI + // Remove running state + NdisAcquireSpinLock(&pAd->Mlme.TaskLock); + pAd->Mlme.bRunning = FALSE; + NdisReleaseSpinLock(&pAd->Mlme.TaskLock); +#endif // RTMP_MAC_PCI // +} + +/*! \brief test if the MLME Queue is empty + * \param *Queue The MLME Queue + * \return TRUE if the Queue is empty, FALSE otherwise + * \pre + * \post + + IRQL = DISPATCH_LEVEL + + */ +BOOLEAN MlmeQueueEmpty( + IN MLME_QUEUE *Queue) +{ + BOOLEAN Ans; + + NdisAcquireSpinLock(&(Queue->Lock)); + Ans = (Queue->Num == 0); + NdisReleaseSpinLock(&(Queue->Lock)); + + return Ans; +} + +/*! \brief test if the MLME Queue is full + * \param *Queue The MLME Queue + * \return TRUE if the Queue is empty, FALSE otherwise + * \pre + * \post + + IRQL = PASSIVE_LEVEL + IRQL = DISPATCH_LEVEL + + */ +BOOLEAN MlmeQueueFull( + IN MLME_QUEUE *Queue) +{ + BOOLEAN Ans; + + NdisAcquireSpinLock(&(Queue->Lock)); + Ans = (Queue->Num == MAX_LEN_OF_MLME_QUEUE || Queue->Entry[Queue->Tail].Occupied); + NdisReleaseSpinLock(&(Queue->Lock)); + + return Ans; +} + +/*! \brief The destructor of MLME Queue + * \param + * \return + * \pre + * \post + * \note Clear Mlme Queue, Set Queue->Num to Zero. + + IRQL = PASSIVE_LEVEL + + */ +VOID MlmeQueueDestroy( + IN MLME_QUEUE *pQueue) +{ + NdisAcquireSpinLock(&(pQueue->Lock)); + pQueue->Num = 0; + pQueue->Head = 0; + pQueue->Tail = 0; + NdisReleaseSpinLock(&(pQueue->Lock)); + NdisFreeSpinLock(&(pQueue->Lock)); +} + + +/*! \brief To substitute the message type if the message is coming from external + * \param pFrame The frame received + * \param *Machine The state machine + * \param *MsgType the message type for the state machine + * \return TRUE if the substitution is successful, FALSE otherwise + * \pre + * \post + + IRQL = DISPATCH_LEVEL + + */ +#ifdef CONFIG_STA_SUPPORT +BOOLEAN MsgTypeSubst( + IN PRTMP_ADAPTER pAd, + IN PFRAME_802_11 pFrame, + OUT INT *Machine, + OUT INT *MsgType) +{ + USHORT Seq, Alg; + UCHAR EAPType; + PUCHAR pData; + + // Pointer to start of data frames including SNAP header + pData = (PUCHAR) pFrame + LENGTH_802_11; + + // The only data type will pass to this function is EAPOL frame + if (pFrame->Hdr.FC.Type == BTYPE_DATA) + { + { + *Machine = WPA_STATE_MACHINE; + EAPType = *((UCHAR*)pFrame + LENGTH_802_11 + LENGTH_802_1_H + 1); + return (WpaMsgTypeSubst(EAPType, (INT *) MsgType)); + } + } + + switch (pFrame->Hdr.FC.SubType) + { + case SUBTYPE_ASSOC_REQ: + *Machine = ASSOC_STATE_MACHINE; + *MsgType = MT2_PEER_ASSOC_REQ; + break; + case SUBTYPE_ASSOC_RSP: + *Machine = ASSOC_STATE_MACHINE; + *MsgType = MT2_PEER_ASSOC_RSP; + break; + case SUBTYPE_REASSOC_REQ: + *Machine = ASSOC_STATE_MACHINE; + *MsgType = MT2_PEER_REASSOC_REQ; + break; + case SUBTYPE_REASSOC_RSP: + *Machine = ASSOC_STATE_MACHINE; + *MsgType = MT2_PEER_REASSOC_RSP; + break; + case SUBTYPE_PROBE_REQ: + *Machine = SYNC_STATE_MACHINE; + *MsgType = MT2_PEER_PROBE_REQ; + break; + case SUBTYPE_PROBE_RSP: + *Machine = SYNC_STATE_MACHINE; + *MsgType = MT2_PEER_PROBE_RSP; + break; + case SUBTYPE_BEACON: + *Machine = SYNC_STATE_MACHINE; + *MsgType = MT2_PEER_BEACON; + break; + case SUBTYPE_ATIM: + *Machine = SYNC_STATE_MACHINE; + *MsgType = MT2_PEER_ATIM; + break; + case SUBTYPE_DISASSOC: + *Machine = ASSOC_STATE_MACHINE; + *MsgType = MT2_PEER_DISASSOC_REQ; + break; + case SUBTYPE_AUTH: + // get the sequence number from payload 24 Mac Header + 2 bytes algorithm + NdisMoveMemory(&Seq, &pFrame->Octet[2], sizeof(USHORT)); + NdisMoveMemory(&Alg, &pFrame->Octet[0], sizeof(USHORT)); + if (Seq == 1 || Seq == 3) + { + *Machine = AUTH_RSP_STATE_MACHINE; + *MsgType = MT2_PEER_AUTH_ODD; + } + else if (Seq == 2 || Seq == 4) + { + if (Alg == AUTH_MODE_OPEN || Alg == AUTH_MODE_KEY) + { + *Machine = AUTH_STATE_MACHINE; + *MsgType = MT2_PEER_AUTH_EVEN; + } + } + else + { + return FALSE; + } + break; + case SUBTYPE_DEAUTH: + *Machine = AUTH_RSP_STATE_MACHINE; + *MsgType = MT2_PEER_DEAUTH; + break; + case SUBTYPE_ACTION: + *Machine = ACTION_STATE_MACHINE; + // Sometimes Sta will return with category bytes with MSB = 1, if they receive catogory out of their support + if ((pFrame->Octet[0]&0x7F) > MAX_PEER_CATE_MSG) + { + *MsgType = MT2_ACT_INVALID; + } + else + { + *MsgType = (pFrame->Octet[0]&0x7F); + } + break; + default: + return FALSE; + break; + } + + return TRUE; +} +#endif // CONFIG_STA_SUPPORT // + +// =========================================================================================== +// state_machine.c +// =========================================================================================== + +/*! \brief Initialize the state machine. + * \param *S pointer to the state machine + * \param Trans State machine transition function + * \param StNr number of states + * \param MsgNr number of messages + * \param DefFunc default function, when there is invalid state/message combination + * \param InitState initial state of the state machine + * \param Base StateMachine base, internal use only + * \pre p_sm should be a legal pointer + * \post + + IRQL = PASSIVE_LEVEL + + */ +VOID StateMachineInit( + IN STATE_MACHINE *S, + IN STATE_MACHINE_FUNC Trans[], + IN ULONG StNr, + IN ULONG MsgNr, + IN STATE_MACHINE_FUNC DefFunc, + IN ULONG InitState, + IN ULONG Base) +{ + ULONG i, j; + + // set number of states and messages + S->NrState = StNr; + S->NrMsg = MsgNr; + S->Base = Base; + + S->TransFunc = Trans; + + // init all state transition to default function + for (i = 0; i < StNr; i++) + { + for (j = 0; j < MsgNr; j++) + { + S->TransFunc[i * MsgNr + j] = DefFunc; + } + } + + // set the starting state + S->CurrState = InitState; +} + +/*! \brief This function fills in the function pointer into the cell in the state machine + * \param *S pointer to the state machine + * \param St state + * \param Msg incoming message + * \param f the function to be executed when (state, message) combination occurs at the state machine + * \pre *S should be a legal pointer to the state machine, st, msg, should be all within the range, Base should be set in the initial state + * \post + + IRQL = PASSIVE_LEVEL + + */ +VOID StateMachineSetAction( + IN STATE_MACHINE *S, + IN ULONG St, + IN ULONG Msg, + IN STATE_MACHINE_FUNC Func) +{ + ULONG MsgIdx; + + MsgIdx = Msg - S->Base; + + if (St < S->NrState && MsgIdx < S->NrMsg) + { + // boundary checking before setting the action + S->TransFunc[St * S->NrMsg + MsgIdx] = Func; + } +} + +/*! \brief This function does the state transition + * \param *Adapter the NIC adapter pointer + * \param *S the state machine + * \param *Elem the message to be executed + * \return None + + IRQL = DISPATCH_LEVEL + + */ +VOID StateMachinePerformAction( + IN PRTMP_ADAPTER pAd, + IN STATE_MACHINE *S, + IN MLME_QUEUE_ELEM *Elem) +{ + (*(S->TransFunc[S->CurrState * S->NrMsg + Elem->MsgType - S->Base]))(pAd, Elem); +} + +/* + ========================================================================== + Description: + The drop function, when machine executes this, the message is simply + ignored. This function does nothing, the message is freed in + StateMachinePerformAction() + ========================================================================== + */ +VOID Drop( + IN PRTMP_ADAPTER pAd, + IN MLME_QUEUE_ELEM *Elem) +{ +} + +// =========================================================================================== +// lfsr.c +// =========================================================================================== + +/* + ========================================================================== + Description: + + IRQL = PASSIVE_LEVEL + + ========================================================================== + */ +VOID LfsrInit( + IN PRTMP_ADAPTER pAd, + IN ULONG Seed) +{ + if (Seed == 0) + pAd->Mlme.ShiftReg = 1; + else + pAd->Mlme.ShiftReg = Seed; +} + +/* + ========================================================================== + Description: + ========================================================================== + */ +UCHAR RandomByte( + IN PRTMP_ADAPTER pAd) +{ + ULONG i; + UCHAR R, Result; + + R = 0; + + if (pAd->Mlme.ShiftReg == 0) + NdisGetSystemUpTime((ULONG *)&pAd->Mlme.ShiftReg); + + for (i = 0; i < 8; i++) + { + if (pAd->Mlme.ShiftReg & 0x00000001) + { + pAd->Mlme.ShiftReg = ((pAd->Mlme.ShiftReg ^ LFSR_MASK) >> 1) | 0x80000000; + Result = 1; + } + else + { + pAd->Mlme.ShiftReg = pAd->Mlme.ShiftReg >> 1; + Result = 0; + } + R = (R << 1) | Result; + } + + return R; +} + + +/* + ======================================================================== + + Routine Description: + Verify the support rate for different PHY type + + Arguments: + pAd Pointer to our adapter + + Return Value: + None + + IRQL = PASSIVE_LEVEL + + ======================================================================== +*/ +VOID RTMPCheckRates( + IN PRTMP_ADAPTER pAd, + IN OUT UCHAR SupRate[], + IN OUT UCHAR *SupRateLen) +{ + UCHAR RateIdx, i, j; + UCHAR NewRate[12], NewRateLen; + + NewRateLen = 0; + + if (pAd->CommonCfg.PhyMode == PHY_11B) + RateIdx = 4; + else + RateIdx = 12; + + // Check for support rates exclude basic rate bit + for (i = 0; i < *SupRateLen; i++) + for (j = 0; j < RateIdx; j++) + if ((SupRate[i] & 0x7f) == RateIdTo500Kbps[j]) + NewRate[NewRateLen++] = SupRate[i]; + + *SupRateLen = NewRateLen; + NdisMoveMemory(SupRate, NewRate, NewRateLen); +} + +#ifdef CONFIG_STA_SUPPORT +#ifdef DOT11_N_SUPPORT +BOOLEAN RTMPCheckChannel( + IN PRTMP_ADAPTER pAd, + IN UCHAR CentralChannel, + IN UCHAR Channel) +{ + UCHAR k; + UCHAR UpperChannel = 0, LowerChannel = 0; + UCHAR NoEffectChannelinList = 0; + + // Find upper and lower channel according to 40MHz current operation. + if (CentralChannel < Channel) + { + UpperChannel = Channel; + if (CentralChannel > 2) + LowerChannel = CentralChannel - 2; + else + return FALSE; + } + else if (CentralChannel > Channel) + { + UpperChannel = CentralChannel + 2; + LowerChannel = Channel; + } + + for (k = 0;k < pAd->ChannelListNum;k++) + { + if (pAd->ChannelList[k].Channel == UpperChannel) + { + NoEffectChannelinList ++; + } + if (pAd->ChannelList[k].Channel == LowerChannel) + { + NoEffectChannelinList ++; + } + } + + DBGPRINT(RT_DEBUG_TRACE,("Total Channel in Channel List = [%d]\n", NoEffectChannelinList)); + if (NoEffectChannelinList == 2) + return TRUE; + else + return FALSE; +} + +/* + ======================================================================== + + Routine Description: + Verify the support rate for HT phy type + + Arguments: + pAd Pointer to our adapter + + Return Value: + FALSE if pAd->CommonCfg.SupportedHtPhy doesn't accept the pHtCapability. (AP Mode) + + IRQL = PASSIVE_LEVEL + + ======================================================================== +*/ +BOOLEAN RTMPCheckHt( + IN PRTMP_ADAPTER pAd, + IN UCHAR Wcid, + IN HT_CAPABILITY_IE *pHtCapability, + IN ADD_HT_INFO_IE *pAddHtInfo) +{ + if (Wcid >= MAX_LEN_OF_MAC_TABLE) + return FALSE; + + // If use AMSDU, set flag. + if (pAd->CommonCfg.DesiredHtPhy.AmsduEnable) + CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[Wcid], fCLIENT_STATUS_AMSDU_INUSED); + // Save Peer Capability + if (pHtCapability->HtCapInfo.ShortGIfor20) + CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[Wcid], fCLIENT_STATUS_SGI20_CAPABLE); + if (pHtCapability->HtCapInfo.ShortGIfor40) + CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[Wcid], fCLIENT_STATUS_SGI40_CAPABLE); + if (pHtCapability->HtCapInfo.TxSTBC) + CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[Wcid], fCLIENT_STATUS_TxSTBC_CAPABLE); + if (pHtCapability->HtCapInfo.RxSTBC) + CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[Wcid], fCLIENT_STATUS_RxSTBC_CAPABLE); + if (pAd->CommonCfg.bRdg && pHtCapability->ExtHtCapInfo.RDGSupport) + { + CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[Wcid], fCLIENT_STATUS_RDG_CAPABLE); + } + + if (Wcid < MAX_LEN_OF_MAC_TABLE) + { + pAd->MacTab.Content[Wcid].MpduDensity = pHtCapability->HtCapParm.MpduDensity; + } + + // Will check ChannelWidth for MCSSet[4] below + pAd->MlmeAux.HtCapability.MCSSet[4] = 0x1; + switch (pAd->CommonCfg.RxStream) + { + case 1: + pAd->MlmeAux.HtCapability.MCSSet[0] = 0xff; + pAd->MlmeAux.HtCapability.MCSSet[1] = 0x00; + pAd->MlmeAux.HtCapability.MCSSet[2] = 0x00; + pAd->MlmeAux.HtCapability.MCSSet[3] = 0x00; + break; + case 2: + pAd->MlmeAux.HtCapability.MCSSet[0] = 0xff; + pAd->MlmeAux.HtCapability.MCSSet[1] = 0xff; + pAd->MlmeAux.HtCapability.MCSSet[2] = 0x00; + pAd->MlmeAux.HtCapability.MCSSet[3] = 0x00; + break; + case 3: + pAd->MlmeAux.HtCapability.MCSSet[0] = 0xff; + pAd->MlmeAux.HtCapability.MCSSet[1] = 0xff; + pAd->MlmeAux.HtCapability.MCSSet[2] = 0xff; + pAd->MlmeAux.HtCapability.MCSSet[3] = 0x00; + break; + } + + pAd->MlmeAux.HtCapability.HtCapInfo.ChannelWidth = pAddHtInfo->AddHtInfo.RecomWidth & pAd->CommonCfg.DesiredHtPhy.ChannelWidth; + + DBGPRINT(RT_DEBUG_TRACE, ("RTMPCheckHt:: HtCapInfo.ChannelWidth=%d, RecomWidth=%d, DesiredHtPhy.ChannelWidth=%d, BW40MAvailForA/G=%d/%d, PhyMode=%d \n", + pAd->MlmeAux.HtCapability.HtCapInfo.ChannelWidth, pAddHtInfo->AddHtInfo.RecomWidth, pAd->CommonCfg.DesiredHtPhy.ChannelWidth, + pAd->NicConfig2.field.BW40MAvailForA, pAd->NicConfig2.field.BW40MAvailForG, pAd->CommonCfg.PhyMode)); + + pAd->MlmeAux.HtCapability.HtCapInfo.GF = pHtCapability->HtCapInfo.GF &pAd->CommonCfg.DesiredHtPhy.GF; + + // Send Assoc Req with my HT capability. + pAd->MlmeAux.HtCapability.HtCapInfo.AMsduSize = pAd->CommonCfg.DesiredHtPhy.AmsduSize; + pAd->MlmeAux.HtCapability.HtCapInfo.MimoPs = pAd->CommonCfg.DesiredHtPhy.MimoPs; + pAd->MlmeAux.HtCapability.HtCapInfo.ShortGIfor20 = (pAd->CommonCfg.DesiredHtPhy.ShortGIfor20) & (pHtCapability->HtCapInfo.ShortGIfor20); + pAd->MlmeAux.HtCapability.HtCapInfo.ShortGIfor40 = (pAd->CommonCfg.DesiredHtPhy.ShortGIfor40) & (pHtCapability->HtCapInfo.ShortGIfor40); + pAd->MlmeAux.HtCapability.HtCapInfo.TxSTBC = (pAd->CommonCfg.DesiredHtPhy.TxSTBC)&(pHtCapability->HtCapInfo.RxSTBC); + pAd->MlmeAux.HtCapability.HtCapInfo.RxSTBC = (pAd->CommonCfg.DesiredHtPhy.RxSTBC)&(pHtCapability->HtCapInfo.TxSTBC); + pAd->MlmeAux.HtCapability.HtCapParm.MaxRAmpduFactor = pAd->CommonCfg.DesiredHtPhy.MaxRAmpduFactor; + pAd->MlmeAux.HtCapability.HtCapParm.MpduDensity = pAd->CommonCfg.HtCapability.HtCapParm.MpduDensity; + pAd->MlmeAux.HtCapability.ExtHtCapInfo.PlusHTC = pHtCapability->ExtHtCapInfo.PlusHTC; + pAd->MacTab.Content[Wcid].HTCapability.ExtHtCapInfo.PlusHTC = pHtCapability->ExtHtCapInfo.PlusHTC; + if (pAd->CommonCfg.bRdg) + { + pAd->MlmeAux.HtCapability.ExtHtCapInfo.RDGSupport = pHtCapability->ExtHtCapInfo.RDGSupport; + pAd->MlmeAux.HtCapability.ExtHtCapInfo.PlusHTC = 1; + } + + if (pAd->MlmeAux.HtCapability.HtCapInfo.ChannelWidth == BW_20) + pAd->MlmeAux.HtCapability.MCSSet[4] = 0x0; // BW20 can't transmit MCS32 + + COPY_AP_HTSETTINGS_FROM_BEACON(pAd, pHtCapability); + return TRUE; +} +#endif // DOT11_N_SUPPORT // +#endif // CONFIG_STA_SUPPORT // + +/* + ======================================================================== + + Routine Description: + Verify the support rate for different PHY type + + Arguments: + pAd Pointer to our adapter + + Return Value: + None + + IRQL = PASSIVE_LEVEL + + ======================================================================== +*/ +VOID RTMPUpdateMlmeRate( + IN PRTMP_ADAPTER pAd) +{ + UCHAR MinimumRate; + UCHAR ProperMlmeRate; //= RATE_54; + UCHAR i, j, RateIdx = 12; //1, 2, 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54 + BOOLEAN bMatch = FALSE; + + switch (pAd->CommonCfg.PhyMode) + { + case PHY_11B: + ProperMlmeRate = RATE_11; + MinimumRate = RATE_1; + break; + case PHY_11BG_MIXED: +#ifdef DOT11_N_SUPPORT + case PHY_11ABGN_MIXED: + case PHY_11BGN_MIXED: +#endif // DOT11_N_SUPPORT // + if ((pAd->MlmeAux.SupRateLen == 4) && + (pAd->MlmeAux.ExtRateLen == 0)) + // B only AP + ProperMlmeRate = RATE_11; + else + ProperMlmeRate = RATE_24; + + if (pAd->MlmeAux.Channel <= 14) + MinimumRate = RATE_1; + else + MinimumRate = RATE_6; + break; + case PHY_11A: +#ifdef DOT11_N_SUPPORT + case PHY_11N_2_4G: // rt2860 need to check mlmerate for 802.11n + case PHY_11GN_MIXED: + case PHY_11AGN_MIXED: + case PHY_11AN_MIXED: + case PHY_11N_5G: +#endif // DOT11_N_SUPPORT // + ProperMlmeRate = RATE_24; + MinimumRate = RATE_6; + break; + case PHY_11ABG_MIXED: + ProperMlmeRate = RATE_24; + if (pAd->MlmeAux.Channel <= 14) + MinimumRate = RATE_1; + else + MinimumRate = RATE_6; + break; + default: // error + ProperMlmeRate = RATE_1; + MinimumRate = RATE_1; + break; + } + + for (i = 0; i < pAd->MlmeAux.SupRateLen; i++) + { + for (j = 0; j < RateIdx; j++) + { + if ((pAd->MlmeAux.SupRate[i] & 0x7f) == RateIdTo500Kbps[j]) + { + if (j == ProperMlmeRate) + { + bMatch = TRUE; + break; + } + } + } + + if (bMatch) + break; + } + + if (bMatch == FALSE) + { + for (i = 0; i < pAd->MlmeAux.ExtRateLen; i++) + { + for (j = 0; j < RateIdx; j++) + { + if ((pAd->MlmeAux.ExtRate[i] & 0x7f) == RateIdTo500Kbps[j]) + { + if (j == ProperMlmeRate) + { + bMatch = TRUE; + break; + } + } + } + + if (bMatch) + break; + } + } + + if (bMatch == FALSE) + { + ProperMlmeRate = MinimumRate; + } + + pAd->CommonCfg.MlmeRate = MinimumRate; + pAd->CommonCfg.RtsRate = ProperMlmeRate; + if (pAd->CommonCfg.MlmeRate >= RATE_6) + { + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM; + pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate]; + pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MODE = MODE_OFDM; + pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate]; + } + else + { + pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_CCK; + pAd->CommonCfg.MlmeTransmit.field.MCS = pAd->CommonCfg.MlmeRate; + pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MODE = MODE_CCK; + pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MCS = pAd->CommonCfg.MlmeRate; + } + + DBGPRINT(RT_DEBUG_TRACE, ("RTMPUpdateMlmeRate ==> MlmeTransmit = 0x%x \n" , pAd->CommonCfg.MlmeTransmit.word)); +} + +CHAR RTMPMaxRssi( + IN PRTMP_ADAPTER pAd, + IN CHAR Rssi0, + IN CHAR Rssi1, + IN CHAR Rssi2) +{ + CHAR larger = -127; + + if ((pAd->Antenna.field.RxPath == 1) && (Rssi0 != 0)) + { + larger = Rssi0; + } + + if ((pAd->Antenna.field.RxPath >= 2) && (Rssi1 != 0)) + { + larger = max(Rssi0, Rssi1); + } + + if ((pAd->Antenna.field.RxPath == 3) && (Rssi2 != 0)) + { + larger = max(larger, Rssi2); + } + + if (larger == -127) + larger = 0; + + return larger; +} + + +/* + ======================================================================== + Routine Description: + Periodic evaluate antenna link status + + Arguments: + pAd - Adapter pointer + + Return Value: + None + + ======================================================================== +*/ +VOID AsicEvaluateRxAnt( + IN PRTMP_ADAPTER pAd) +{ +#ifdef CONFIG_STA_SUPPORT + UCHAR BBPR3 = 0; +#endif // CONFIG_STA_SUPPORT // + +#ifdef RALINK_ATE + if (ATE_ON(pAd)) + return; +#endif // RALINK_ATE // + + if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS | + fRTMP_ADAPTER_HALT_IN_PROGRESS | + fRTMP_ADAPTER_RADIO_OFF | + fRTMP_ADAPTER_NIC_NOT_EXIST | + fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS) || + OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE) +#ifdef RT3090 + || (pAd->bPCIclkOff == TRUE) +#endif // RT3090 // +#ifdef ANT_DIVERSITY_SUPPORT + || (pAd->EepromAccess) +#endif // ANT_DIVERSITY_SUPPORT // + ) + return; + +#ifdef ANT_DIVERSITY_SUPPORT + if ((pAd->NicConfig2.field.AntDiversity) && (pAd->CommonCfg.bRxAntDiversity == ANT_DIVERSITY_ENABLE)) + { + // two antenna selection mechanism- one is antenna diversity, the other is failed antenna remove + // one is antenna diversity:there is only one antenna can rx and tx + // the other is failed antenna remove:two physical antenna can rx and tx + DBGPRINT(RT_DEBUG_TRACE,("AntDiv - before evaluate Pair1-Ant (%d,%d)\n", + pAd->RxAnt.Pair1PrimaryRxAnt, pAd->RxAnt.Pair1SecondaryRxAnt)); + + AsicSetRxAnt(pAd, pAd->RxAnt.Pair1SecondaryRxAnt); + + pAd->RxAnt.EvaluatePeriod = 1; // 1:Means switch to SecondaryRxAnt, 0:Means switch to Pair1PrimaryRxAnt + pAd->RxAnt.FirstPktArrivedWhenEvaluate = FALSE; + pAd->RxAnt.RcvPktNumWhenEvaluate = 0; + + // a one-shot timer to end the evalution + // dynamic adjust antenna evaluation period according to the traffic + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) + RTMPSetTimer(&pAd->Mlme.RxAntEvalTimer, 100); + else + RTMPSetTimer(&pAd->Mlme.RxAntEvalTimer, 300); + } + else +#endif // ANT_DIVERSITY_SUPPORT // + { +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + + if (pAd->StaCfg.Psm == PWR_SAVE) + return; + + RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &BBPR3); + BBPR3 &= (~0x18); + if(pAd->Antenna.field.RxPath == 3) + { + BBPR3 |= (0x10); + } + else if(pAd->Antenna.field.RxPath == 2) + { + BBPR3 |= (0x8); + } + else if(pAd->Antenna.field.RxPath == 1) + { + BBPR3 |= (0x0); + } + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, BBPR3); +#ifdef RTMP_MAC_PCI + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + pAd->StaCfg.BBPR3 = BBPR3; +#endif // RTMP_MAC_PCI // + if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) + ) + { + ULONG TxTotalCnt = pAd->RalinkCounters.OneSecTxNoRetryOkCount + + pAd->RalinkCounters.OneSecTxRetryOkCount + + pAd->RalinkCounters.OneSecTxFailCount; + + // dynamic adjust antenna evaluation period according to the traffic + if (TxTotalCnt > 50) + { + RTMPSetTimer(&pAd->Mlme.RxAntEvalTimer, 20); + pAd->Mlme.bLowThroughput = FALSE; + } + else + { + RTMPSetTimer(&pAd->Mlme.RxAntEvalTimer, 300); + pAd->Mlme.bLowThroughput = TRUE; + } + } + } +#endif // CONFIG_STA_SUPPORT // + } +} + +/* + ======================================================================== + Routine Description: + After evaluation, check antenna link status + + Arguments: + pAd - Adapter pointer + + Return Value: + None + + ======================================================================== +*/ +VOID AsicRxAntEvalTimeout( + IN PVOID SystemSpecific1, + IN PVOID FunctionContext, + IN PVOID SystemSpecific2, + IN PVOID SystemSpecific3) +{ + RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext; + BOOLEAN bSwapAnt = FALSE; +#ifdef CONFIG_STA_SUPPORT + UCHAR BBPR3 = 0; + CHAR larger = -127, rssi0, rssi1, rssi2; +#endif // CONFIG_STA_SUPPORT // + +#ifdef RALINK_ATE + if (ATE_ON(pAd)) + return; +#endif // RALINK_ATE // + + if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS | + fRTMP_ADAPTER_HALT_IN_PROGRESS | + fRTMP_ADAPTER_RADIO_OFF | + fRTMP_ADAPTER_NIC_NOT_EXIST) || + OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE) +#ifdef RT3090 + || (pAd->bPCIclkOff == TRUE) +#endif // RT3090 // +#ifdef ANT_DIVERSITY_SUPPORT + || (pAd->EepromAccess) +#endif // ANT_DIVERSITY_SUPPORT // + ) + return; + +#ifdef ANT_DIVERSITY_SUPPORT + if ((pAd->NicConfig2.field.AntDiversity) && (pAd->CommonCfg.bRxAntDiversity == ANT_DIVERSITY_ENABLE)) + { +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + if ((pAd->RxAnt.RcvPktNumWhenEvaluate != 0) && (pAd->RxAnt.Pair1AvgRssi[pAd->RxAnt.Pair1SecondaryRxAnt] >= pAd->RxAnt.Pair1AvgRssi[pAd->RxAnt.Pair1PrimaryRxAnt])) + bSwapAnt = TRUE; +#endif // CONFIG_STA_SUPPORT // + if (bSwapAnt == TRUE) + { + UCHAR temp; + + // + // select PrimaryRxAntPair + // Role change, Used Pair1SecondaryRxAnt as PrimaryRxAntPair. + // Since Pair1SecondaryRxAnt Quality good than Pair1PrimaryRxAnt + // + temp = pAd->RxAnt.Pair1PrimaryRxAnt; + pAd->RxAnt.Pair1PrimaryRxAnt = pAd->RxAnt.Pair1SecondaryRxAnt; + pAd->RxAnt.Pair1SecondaryRxAnt = temp; + +#ifdef CONFIG_STA_SUPPORT + pAd->RxAnt.Pair1LastAvgRssi = (pAd->RxAnt.Pair1AvgRssi[pAd->RxAnt.Pair1SecondaryRxAnt] >> 3); +#endif // CONFIG_STA_SUPPORT // +// pAd->RxAnt.EvaluateStableCnt = 0; + } + else + { + // if the evaluated antenna is not better than original, switch back to original antenna + AsicSetRxAnt(pAd, pAd->RxAnt.Pair1PrimaryRxAnt); + pAd->RxAnt.EvaluateStableCnt ++; + } + + pAd->RxAnt.EvaluatePeriod = 0; // 1:Means switch to SecondaryRxAnt, 0:Means switch to Pair1PrimaryRxAnt + +#ifdef CONFIG_STA_SUPPORT + DBGPRINT(RT_DEBUG_TRACE,("AsicRxAntEvalAction::After Eval(fix in #%d), <%d, %d>, RcvPktNumWhenEvaluate=%ld\n", + pAd->RxAnt.Pair1PrimaryRxAnt, (pAd->RxAnt.Pair1AvgRssi[0] >> 3), (pAd->RxAnt.Pair1AvgRssi[1] >> 3), pAd->RxAnt.RcvPktNumWhenEvaluate)); +#endif // CONFIG_STA_SUPPORT // + } + else +#endif // ANT_DIVERSITY_SUPPORT // + { +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + if (pAd->StaCfg.Psm == PWR_SAVE) + return; + + + // if the traffic is low, use average rssi as the criteria + if (pAd->Mlme.bLowThroughput == TRUE) + { + rssi0 = pAd->StaCfg.RssiSample.LastRssi0; + rssi1 = pAd->StaCfg.RssiSample.LastRssi1; + rssi2 = pAd->StaCfg.RssiSample.LastRssi2; + } + else + { + rssi0 = pAd->StaCfg.RssiSample.AvgRssi0; + rssi1 = pAd->StaCfg.RssiSample.AvgRssi1; + rssi2 = pAd->StaCfg.RssiSample.AvgRssi2; + } + + if(pAd->Antenna.field.RxPath == 3) + { + larger = max(rssi0, rssi1); + + if (larger > (rssi2 + 20)) + pAd->Mlme.RealRxPath = 2; + else + pAd->Mlme.RealRxPath = 3; + } + else if(pAd->Antenna.field.RxPath == 2) + { + if (rssi0 > (rssi1 + 20)) + pAd->Mlme.RealRxPath = 1; + else + pAd->Mlme.RealRxPath = 2; + } + + RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &BBPR3); + BBPR3 &= (~0x18); + if(pAd->Mlme.RealRxPath == 3) + { + BBPR3 |= (0x10); + } + else if(pAd->Mlme.RealRxPath == 2) + { + BBPR3 |= (0x8); + } + else if(pAd->Mlme.RealRxPath == 1) + { + BBPR3 |= (0x0); + } + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, BBPR3); +#ifdef RTMP_MAC_PCI + pAd->StaCfg.BBPR3 = BBPR3; +#endif // RTMP_MAC_PCI // + } +#endif // CONFIG_STA_SUPPORT // + } +} + + +VOID APSDPeriodicExec( + IN PVOID SystemSpecific1, + IN PVOID FunctionContext, + IN PVOID SystemSpecific2, + IN PVOID SystemSpecific3) +{ + RTMP_ADAPTER *pAd = (RTMP_ADAPTER *)FunctionContext; + + if (!OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED)) + return; + + pAd->CommonCfg.TriggerTimerCount++; + +// Driver should not send trigger frame, it should be send by application layer +/* + if (pAd->CommonCfg.bAPSDCapable && pAd->CommonCfg.APEdcaParm.bAPSDCapable + && (pAd->CommonCfg.bNeedSendTriggerFrame || + (((pAd->CommonCfg.TriggerTimerCount%20) == 19) && (!pAd->CommonCfg.bAPSDAC_BE || !pAd->CommonCfg.bAPSDAC_BK || !pAd->CommonCfg.bAPSDAC_VI || !pAd->CommonCfg.bAPSDAC_VO)))) + { + DBGPRINT(RT_DEBUG_TRACE,("Sending trigger frame and enter service period when support APSD\n")); + RTMPSendNullFrame(pAd, pAd->CommonCfg.TxRate, TRUE); + pAd->CommonCfg.bNeedSendTriggerFrame = FALSE; + pAd->CommonCfg.TriggerTimerCount = 0; + pAd->CommonCfg.bInServicePeriod = TRUE; + }*/ +} + +/* + ======================================================================== + Routine Description: + Set/reset MAC registers according to bPiggyBack parameter + + Arguments: + pAd - Adapter pointer + bPiggyBack - Enable / Disable Piggy-Back + + Return Value: + None + + ======================================================================== +*/ +VOID RTMPSetPiggyBack( + IN PRTMP_ADAPTER pAd, + IN BOOLEAN bPiggyBack) +{ + TX_LINK_CFG_STRUC TxLinkCfg; + + RTMP_IO_READ32(pAd, TX_LINK_CFG, &TxLinkCfg.word); + + TxLinkCfg.field.TxCFAckEn = bPiggyBack; + RTMP_IO_WRITE32(pAd, TX_LINK_CFG, TxLinkCfg.word); +} + +/* + ======================================================================== + Routine Description: + check if this entry need to switch rate automatically + + Arguments: + pAd + pEntry + + Return Value: + TURE + FALSE + + ======================================================================== +*/ +BOOLEAN RTMPCheckEntryEnableAutoRateSwitch( + IN PRTMP_ADAPTER pAd, + IN PMAC_TABLE_ENTRY pEntry) +{ + BOOLEAN result = TRUE; + + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + // only associated STA counts + if (pEntry && (pEntry->ValidAsCLI) && (pEntry->Sst == SST_ASSOC)) + { + result = pAd->StaCfg.bAutoTxRateSwitch; + } + else + result = FALSE; + +#ifdef QOS_DLS_SUPPORT + if (pEntry && (pEntry->ValidAsDls)) + result = pAd->StaCfg.bAutoTxRateSwitch; +#endif // QOS_DLS_SUPPORT // + } +#endif // CONFIG_STA_SUPPORT // + + + + return result; +} + + +BOOLEAN RTMPAutoRateSwitchCheck( + IN PRTMP_ADAPTER pAd) +{ + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + if (pAd->StaCfg.bAutoTxRateSwitch) + return TRUE; + } +#endif // CONFIG_STA_SUPPORT // + return FALSE; +} + + +/* + ======================================================================== + Routine Description: + check if this entry need to fix tx legacy rate + + Arguments: + pAd + pEntry + + Return Value: + TURE + FALSE + + ======================================================================== +*/ +UCHAR RTMPStaFixedTxMode( + IN PRTMP_ADAPTER pAd, + IN PMAC_TABLE_ENTRY pEntry) +{ + UCHAR tx_mode = FIXED_TXMODE_HT; + + +#ifdef CONFIG_STA_SUPPORT + IF_DEV_CONFIG_OPMODE_ON_STA(pAd) + { + tx_mode = (UCHAR)pAd->StaCfg.DesiredTransmitSetting.field.FixedTxMode; + } +#endif // CONFIG_STA_SUPPORT // + + return tx_mode; +} + +/* + ======================================================================== + Routine Description: + Overwrite HT Tx Mode by Fixed Legency Tx Mode, if specified. + + Arguments: + pAd + pEntry + + Return Value: + TURE + FALSE + + ======================================================================== +*/ +VOID RTMPUpdateLegacyTxSetting( + UCHAR fixed_tx_mode, + PMAC_TABLE_ENTRY pEntry) +{ + HTTRANSMIT_SETTING TransmitSetting; + + if (fixed_tx_mode == FIXED_TXMODE_HT) + return; + + TransmitSetting.word = 0; + + TransmitSetting.field.MODE = pEntry->HTPhyMode.field.MODE; + TransmitSetting.field.MCS = pEntry->HTPhyMode.field.MCS; + + if (fixed_tx_mode == FIXED_TXMODE_CCK) + { + TransmitSetting.field.MODE = MODE_CCK; + // CCK mode allow MCS 0~3 + if (TransmitSetting.field.MCS > MCS_3) + TransmitSetting.field.MCS = MCS_3; + } + else + { + TransmitSetting.field.MODE = MODE_OFDM; + // OFDM mode allow MCS 0~7 + if (TransmitSetting.field.MCS > MCS_7) + TransmitSetting.field.MCS = MCS_7; + } + + if (pEntry->HTPhyMode.field.MODE >= TransmitSetting.field.MODE) + { + pEntry->HTPhyMode.word = TransmitSetting.word; + DBGPRINT(RT_DEBUG_TRACE, ("RTMPUpdateLegacyTxSetting : wcid-%d, MODE=%s, MCS=%d \n", + pEntry->Aid, GetPhyMode(pEntry->HTPhyMode.field.MODE), pEntry->HTPhyMode.field.MCS)); + } +} + +#ifdef CONFIG_STA_SUPPORT +/* + ========================================================================== + Description: + dynamic tune BBP R66 to find a balance between sensibility and + noise isolation + + IRQL = DISPATCH_LEVEL + + ========================================================================== + */ +VOID AsicStaBbpTuning( + IN PRTMP_ADAPTER pAd) +{ + UCHAR OrigR66Value = 0, R66;//, R66UpperBound = 0x30, R66LowerBound = 0x30; + CHAR Rssi; + + // 2860C did not support Fase CCA, therefore can't tune + if (pAd->MACVersion == 0x28600100) + return; + + // + // work as a STA + // + if (pAd->Mlme.CntlMachine.CurrState != CNTL_IDLE) // no R66 tuning when SCANNING + return; + + if ((pAd->OpMode == OPMODE_STA) + && (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) + ) + && !(OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE)) +#ifdef RTMP_MAC_PCI + && (pAd->bPCIclkOff == FALSE) +#endif // RTMP_MAC_PCI // + ) + { + RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R66, &OrigR66Value); + R66 = OrigR66Value; + + if (pAd->Antenna.field.RxPath > 1) + Rssi = (pAd->StaCfg.RssiSample.AvgRssi0 + pAd->StaCfg.RssiSample.AvgRssi1) >> 1; + else + Rssi = pAd->StaCfg.RssiSample.AvgRssi0; + + if (pAd->LatchRfRegs.Channel <= 14) + { //BG band +#ifdef RT30xx + // RT3070 is a no LNA solution, it should have different control regarding to AGC gain control + // Otherwise, it will have some throughput side effect when low RSSI + + if (IS_RT3070(pAd)||IS_RT3090(pAd) || IS_RT3572(pAd) || IS_RT3390(pAd)) + { + if (Rssi > RSSI_FOR_MID_LOW_SENSIBILITY) + { + R66 = 0x1C + 2*GET_LNA_GAIN(pAd) + 0x20; + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + else + { + R66 = 0x1C + 2*GET_LNA_GAIN(pAd); + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + } + else +#endif // RT30xx // + { + if (Rssi > RSSI_FOR_MID_LOW_SENSIBILITY) + { + R66 = (0x2E + GET_LNA_GAIN(pAd)) + 0x10; + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + else + { + R66 = 0x2E + GET_LNA_GAIN(pAd); + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + } + } + else + { //A band + if (pAd->CommonCfg.BBPCurrentBW == BW_20) + { + if (Rssi > RSSI_FOR_MID_LOW_SENSIBILITY) + { + R66 = 0x32 + (GET_LNA_GAIN(pAd)*5)/3 + 0x10; + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + else + { + R66 = 0x32 + (GET_LNA_GAIN(pAd)*5)/3; + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + } + else + { + if (Rssi > RSSI_FOR_MID_LOW_SENSIBILITY) + { + R66 = 0x3A + (GET_LNA_GAIN(pAd)*5)/3 + 0x10; + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + else + { + R66 = 0x3A + (GET_LNA_GAIN(pAd)*5)/3; + if (OrigR66Value != R66) + { + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + } + } + + + } +} +#endif // CONFIG_STA_SUPPORT // + +VOID RTMPSetAGCInitValue( + IN PRTMP_ADAPTER pAd, + IN UCHAR BandWidth) +{ + UCHAR R66 = 0x30; + + if (pAd->LatchRfRegs.Channel <= 14) + { // BG band +#ifdef RT30xx + /* Gary was verified Amazon AP and find that RT307x has BBP_R66 invalid default value */ + + if (IS_RT3070(pAd)||IS_RT3090(pAd) || IS_RT3572(pAd) || IS_RT3390(pAd)) + { + R66 = 0x1C + 2*GET_LNA_GAIN(pAd); + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + else +#endif // RT30xx // + { + R66 = 0x2E + GET_LNA_GAIN(pAd); + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } + } + else + { //A band + { + if (BandWidth == BW_20) + { + R66 = (UCHAR)(0x32 + (GET_LNA_GAIN(pAd)*5)/3); + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } +#ifdef DOT11_N_SUPPORT + else + { + R66 = (UCHAR)(0x3A + (GET_LNA_GAIN(pAd)*5)/3); + RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); + } +#endif // DOT11_N_SUPPORT // + } + } + +} |