diff options
Diffstat (limited to 'drivers/staging/rt2860/common/mlme.c')
| -rw-r--r-- | drivers/staging/rt2860/common/mlme.c | 6068 |
1 files changed, 0 insertions, 6068 deletions
diff --git a/drivers/staging/rt2860/common/mlme.c b/drivers/staging/rt2860/common/mlme.c deleted file mode 100644 index e48eac0f3a29..000000000000 --- a/drivers/staging/rt2860/common/mlme.c +++ /dev/null @@ -1,6068 +0,0 @@ -/* - ************************************************************************* - * 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> -#include <linux/kernel.h> - -u8 CISCO_OUI[] = { 0x00, 0x40, 0x96 }; - -u8 WPA_OUI[] = { 0x00, 0x50, 0xf2, 0x01 }; -u8 RSN_OUI[] = { 0x00, 0x0f, 0xac }; -u8 WME_INFO_ELEM[] = { 0x00, 0x50, 0xf2, 0x02, 0x00, 0x01 }; -u8 WME_PARM_ELEM[] = { 0x00, 0x50, 0xf2, 0x02, 0x01, 0x01 }; -u8 Ccx2QosInfo[] = { 0x00, 0x40, 0x96, 0x04 }; -u8 RALINK_OUI[] = { 0x00, 0x0c, 0x43 }; -u8 BROADCOM_OUI[] = { 0x00, 0x90, 0x4c }; -u8 WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 }; -u8 PRE_N_HT_OUI[] = { 0x00, 0x90, 0x4c }; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, */ -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -u8 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, -}; - -extern u8 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 */ -unsigned long 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 */ -}; - -u8 BROADCAST_ADDR[MAC_ADDR_LEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; -u8 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 }; - -u8 RateIdToMbps[] = { 1, 2, 5, 11, 6, 9, 12, 18, 24, 36, 48, 54, 72, 100 }; -u16 RateIdTo500Kbps[] = - { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 144, 200 }; - -u8 SsidIe = IE_SSID; -u8 SupRateIe = IE_SUPP_RATES; -u8 ExtRateIe = IE_EXT_SUPP_RATES; -u8 HtCapIe = IE_HT_CAP; -u8 AddHtInfoIe = IE_ADD_HT; -u8 NewExtChanIe = IE_SECONDARY_CH_OFFSET; -u8 ErpIe = IE_ERP; -u8 DsIe = IE_DS_PARM; -u8 TimIe = IE_TIM; -u8 WpaIe = IE_WPA; -u8 Wpa2Ie = IE_WPA2; -u8 IbssIe = IE_IBSS_PARM; - -extern u8 WPA_OUI[]; - -u8 SES_OUI[] = { 0x00, 0x90, 0x4c }; - -u8 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 - - ========================================================================== -*/ -int MlmeInit(struct rt_rtmp_adapter *pAd) -{ - int 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); - - { - 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); - - /* 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); - } - - 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 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); - -#ifdef RTMP_MAC_USB - RTMPInitTimer(pAd, &pAd->Mlme.AutoWakeupTimer, - GET_TIMER_FUNCTION - (RtmpUsbStaAsicForceWakeupTimeout), pAd, - FALSE); - pAd->Mlme.AutoWakeupTimerRunning = FALSE; -#endif /* RTMP_MAC_USB // */ - } - - } 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(struct rt_rtmp_adapter *pAd) -{ - struct rt_mlme_queue_elem *Elem = NULL; - - /* 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; - } - /*From message type, determine which state machine I should drive */ - if (MlmeDequeue(&pAd->Mlme.Queue, &Elem)) { -#ifdef RTMP_MAC_USB - if (Elem->MsgType == MT2_RESET_CONF) { - DBGPRINT_RAW(RT_DEBUG_TRACE, - ("reset MLME state machine!\n")); - MlmeRestartStateMachine(pAd); - Elem->Occupied = FALSE; - Elem->MsgLen = 0; - continue; - } -#endif /* RTMP_MAC_USB // */ - - /* if dequeue success */ - switch (Elem->Machine) { - /* STA state machines */ - 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; - - 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(struct rt_rtmp_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); - } - - { - /* 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 // */ - - RTMPCancelTimer(&pAd->Mlme.LinkDownTimer, &Cancelled); - -#ifdef RTMP_MAC_USB - RTMPCancelTimer(&pAd->Mlme.AutoWakeupTimer, &Cancelled); -#endif /* RTMP_MAC_USB // */ - } - - RTMPCancelTimer(&pAd->Mlme.PeriodicTimer, &Cancelled); - RTMPCancelTimer(&pAd->Mlme.RxAntEvalTimer, &Cancelled); - - if (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) { - struct rt_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. */ -#ifdef RTMP_MAC_USB - { - LED_CFG_STRUC LedCfg; - RTMP_IO_READ32(pAd, LED_CFG, &LedCfg.word); - LedCfg.field.LedPolar = 0; - LedCfg.field.RLedMode = 0; - LedCfg.field.GLedMode = 0; - LedCfg.field.YLedMode = 0; - RTMP_IO_WRITE32(pAd, LED_CFG, LedCfg.word); - } -#endif /* RTMP_MAC_USB // */ - - if (pChipOps->AsicHaltAction) - pChipOps->AsicHaltAction(pAd); - } - - RTMPusecDelay(5000); /* 5 msec to guarantee Ant Diversity timer canceled */ - - MlmeQueueDestroy(&pAd->Mlme.Queue); - NdisFreeSpinLock(&pAd->Mlme.TaskLock); - - DBGPRINT(RT_DEBUG_TRACE, ("<== MlmeHalt\n")); -} - -void MlmeResetRalinkCounters(struct rt_rtmp_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(void *SystemSpecific1, - void *FunctionContext, - void *SystemSpecific2, void *SystemSpecific3) -{ - unsigned long TxTotalCnt; - struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)FunctionContext; - -#ifdef RTMP_MAC_PCI - { - /* 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) */ - ) { - u32 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 // */ - - /* 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); - - { - /* 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; - } - } - } - - pAd->bUpdateBcnCntDone = FALSE; - -/* RECBATimerTimeout(SystemSpecific1,FunctionContext,SystemSpecific2,SystemSpecific3); */ - pAd->Mlme.PeriodicRound++; - -#ifdef RTMP_MAC_USB - /* execute every 100ms, update the Tx FIFO Cnt for update Tx Rate. */ - NICUpdateFifoStaCounters(pAd); -#endif /* RTMP_MAC_USB // */ - - /* execute every 500ms */ - if ((pAd->Mlme.PeriodicRound % 5 == 0) - && RTMPAutoRateSwitchCheck(pAd) - /*(OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_TX_RATE_SWITCH_ENABLED)) */ ) - { - /* perform dynamic tx rate switching based on past TX history */ - { - if ((OPSTATUS_TEST_FLAG - (pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) - ) - && (!OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE))) - MlmeDynamicTxRateSwitching(pAd); - } - } - /* Normal 1 second Mlme PeriodicExec. */ - if (pAd->Mlme.PeriodicRound % MLME_TASK_EXEC_MULTIPLE == 0) { - pAd->Mlme.OneSecPeriodicRound++; - - /*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 RTMP_MAC_USB - RTUSBWatchDog(pAd); -#endif /* RTMP_MAC_USB // */ - - /* Need statistics after read counter. So put after NICUpdateRawCounters */ - ORIBATimerTimeout(pAd); - - /* 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 */ - { - 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); - } - } - } - } - - STAMlmePeriodicExec(pAd); - - MlmeResetRalinkCounters(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. */ - - u32 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")); - } - } - } - - 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(u8 *pSsid, u8 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(struct rt_rtmp_adapter *pAd, - struct rt_mac_table_entry *pEntry, - u8 ** ppTable, - u8 *pTableSize, u8 *pInitTxRateIdx) -{ - do { - /* decide the rate table for tuning */ - if (pAd->CommonCfg.TxRateTableSize > 0) { - *ppTable = RateSwitchTable; - *pTableSize = RateSwitchTable[0]; - *pInitTxRateIdx = RateSwitchTable[1]; - - break; - } - - if ((pAd->OpMode == OPMODE_STA) && ADHOC_ON(pAd)) { - 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 if ((pEntry->RateLen == 4) - && (pEntry->HTCapability.MCSSet[0] == 0) - && (pEntry->HTCapability.MCSSet[1] == 0) - ) { - *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; - } - /*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; - } - /*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) - /*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) */ - ) { /* 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) - && (pEntry->HTCapability.MCSSet[0] == 0) - && (pEntry->HTCapability.MCSSet[1] == 0) - ) { /* 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) - && (pEntry->HTCapability.MCSSet[0] == 0) - && (pEntry->HTCapability.MCSSet[1] == 0) - ) { /* G only AP */ - *ppTable = RateSwitchTable11G; - *pTableSize = RateSwitchTable11G[0]; - *pInitTxRateIdx = RateSwitchTable11G[1]; - - break; - } - - { - /*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)) { /* 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; - } - if (pAd->LatchRfRegs.Channel <= 14) { - if (pAd->CommonCfg.TxStream == 1) { - *ppTable = RateSwitchTable11N1S; - *pTableSize = RateSwitchTable11N1S[0]; - *pInitTxRateIdx = - RateSwitchTable11N1S[1]; - DBGPRINT_RAW(RT_DEBUG_ERROR, - ("DRS: unknown mode,default use 11N 1S AP \n")); - } else { - *ppTable = RateSwitchTable11N2S; - *pTableSize = RateSwitchTable11N2S[0]; - *pInitTxRateIdx = - RateSwitchTable11N2S[1]; - DBGPRINT_RAW(RT_DEBUG_ERROR, - ("DRS: unknown 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: unknown mode,default use 11N 1S AP \n")); - } else { - *ppTable = RateSwitchTable11N2SForABand; - *pTableSize = - RateSwitchTable11N2SForABand[0]; - *pInitTxRateIdx = - RateSwitchTable11N2SForABand[1]; - DBGPRINT_RAW(RT_DEBUG_ERROR, - ("DRS: unknown mode,default use 11N 2S AP \n")); - } - } - DBGPRINT_RAW(RT_DEBUG_ERROR, - ("DRS: unknown 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])); - } - } while (FALSE); -} - -void STAMlmePeriodicExec(struct rt_rtmp_adapter *pAd) -{ - unsigned long TxTotalCnt; - int i; - - /* - We return here in ATE mode, because the statistics - that ATE need are not collected via this routine. - */ -#if defined(RT305x)||defined(RT3070) - /* request by Gary, if Rssi0 > -42, BBP 82 need to be changed from 0x62 to 0x42, , bbp 67 need to be changed from 0x20 to 0x18 */ - if (!pAd->CommonCfg.HighPowerPatchDisabled) { -#ifdef RT3070 - if ((IS_RT3070(pAd) && ((pAd->MACVersion & 0xffff) < 0x0201))) -#endif /* RT3070 // */ - { - if ((pAd->StaCfg.RssiSample.AvgRssi0 != 0) - && (pAd->StaCfg.RssiSample.AvgRssi0 > - (pAd->BbpRssiToDbmDelta - 35))) { - RT30xxWriteRFRegister(pAd, RF_R27, 0x20); - } else { - RT30xxWriteRFRegister(pAd, RF_R27, 0x23); - } - } - } -#endif -#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\n", __func__)); - RT28xxPciAsicRadioOff(pAd, - GUI_IDLE_POWER_SAVE, - 0); - } else { - 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\n", __func__)); - RT28xxPciAsicRadioOff(pAd, - GUI_IDLE_POWER_SAVE, - 0); - } else { - 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 // */ - - if (pAd->StaCfg.WpaSupplicantUP == WPA_SUPPLICANT_DISABLE) { - /* 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)) { - - /* 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); - - RtmpOSWrielessEventSend(pAd, SIOCGIWAP, -1, NULL, NULL, - 0); - - /* 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 eligible 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)) { - struct rt_mlme_start_req 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(struct rt_mlme_start_req), &StartReq); - pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START; - } - - for (i = 1; i < MAX_LEN_OF_MAC_TABLE; i++) { - struct rt_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)) { - struct rt_mlme_scan_req 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, - (char *)pAd->MlmeAux. - AutoReconnectSsid, - pAd->MlmeAux. - AutoReconnectSsidLen, - BSS_ANY, SCAN_ACTIVE); - MlmeEnqueue(pAd, SYNC_STATE_MACHINE, - MT2_MLME_SCAN_REQ, - sizeof - (struct rt_mlme_scan_req), - &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 { - MlmeAutoReconnectLastSSID(pAd); - } - } - } - } - -SKIP_AUTO_SCAN_CONN: - - 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); - } - - return; -} - -/* Link down report */ -void LinkDownExec(void *SystemSpecific1, - void *FunctionContext, - void *SystemSpecific2, void *SystemSpecific3) -{ - struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)FunctionContext; - - if (pAd != NULL) { - struct rt_mlme_disassoc_req 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(struct rt_mlme_disassoc_req), - &DisassocReq); - pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC; - - pAd->IndicateMediaState = NdisMediaStateDisconnected; - RTMP_IndicateMediaState(pAd); - pAd->ExtraInfo = GENERAL_LINK_DOWN; - } - } -} - -/* IRQL = DISPATCH_LEVEL */ -void MlmeAutoScan(struct rt_rtmp_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(struct rt_rtmp_adapter *pAd) -{ - if (pAd->StaCfg.bAutoConnectByBssid) { - DBGPRINT(RT_DEBUG_TRACE, - ("Driver auto reconnect to last OID_802_11_BSSID " - "setting - %pM\n", pAd->MlmeAux.Bssid)); - - 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)) { - struct rt_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(struct rt_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(struct rt_rtmp_adapter *pAd, unsigned long Now32) -{ - u16 i; - struct rt_bss_table *pRoamTab = &pAd->MlmeAux.RoamTab; - struct rt_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(struct rt_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(struct rt_rtmp_adapter *pAd) -{ - u16 i; - struct rt_bss_table *pRoamTab = &pAd->MlmeAux.RoamTab; - struct rt_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(struct rt_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(struct rt_rtmp_adapter *pAd, - struct rt_mac_table_entry *pEntry, struct rt_rtmp_tx_rate_switch * pTxRate) -{ - u8 MaxMode = MODE_OFDM; - - MaxMode = MODE_HTGREENFIELD; - - if (pTxRate->STBC && (pAd->StaCfg.MaxHTPhyMode.field.STBC) - && (pAd->Antenna.field.TxPath == 2)) - pAd->StaCfg.HTPhyMode.field.STBC = STBC_USE; - else - 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; - - if (pTxRate->ShortGI - && (pAd->StaCfg.MaxHTPhyMode.field.ShortGI)) - pAd->StaCfg.HTPhyMode.field.ShortGI = GI_400; - else - pAd->StaCfg.HTPhyMode.field.ShortGI = GI_800; - - /* 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); - } - - 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; - if ((pAd->StaCfg.MaxHTPhyMode.field.MODE == MODE_HTGREENFIELD) - && pAd->WIFItestbed.bGreenField) - pEntry->HTPhyMode.field.MODE = MODE_HTGREENFIELD; - } - - pAd->LastTxRate = (u16)(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(struct rt_rtmp_adapter *pAd) -{ - u8 UpRateIdx = 0, DownRateIdx = 0, CurrRateIdx; - unsigned long i, AccuTxTotalCnt = 0, TxTotalCnt; - unsigned long TxErrorRatio = 0; - BOOLEAN bTxRateChanged = FALSE, bUpgradeQuality = FALSE; - struct rt_rtmp_tx_rate_switch *pCurrTxRate, *pNextTxRate = NULL; - u8 *pTable; - u8 TableSize = 0; - u8 InitTxRateIdx = 0, TrainUp, TrainDown; - char Rssi, RssiOffset = 0; - TX_STA_CNT1_STRUC StaTx1; - TX_STA_CNT0_STRUC TxStaCnt0; - unsigned long TxRetransmit = 0, TxSuccess = 0, TxFailCount = 0; - struct rt_mac_table_entry *pEntry; - struct rt_rssi_sample *pRssi = &pAd->StaCfg.RssiSample; - - /* */ - /* 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; - unsigned long Index; - unsigned long 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 = - (struct rt_rtmp_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 = - (struct rt_rtmp_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 = - (struct rt_rtmp_tx_rate_switch *) & pTable[(CurrRateIdx + 1) * 5]; - - if ((Rssi > -65) && (pCurrTxRate->Mode >= MODE_HTMIX)) { - TrainUp = - (pCurrTxRate->TrainUp + - (pCurrTxRate->TrainUp >> 1)); - TrainDown = - (pCurrTxRate->TrainDown + - (pCurrTxRate->TrainDown >> 1)); - } else { - 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; - u8 TxRateIdx; - u8 MCS0 = 0, MCS1 = 0, MCS2 = 0, MCS3 = 0, MCS4 = - 0, MCS5 = 0, MCS6 = 0, MCS7 = 0; - u8 MCS12 = 0, MCS13 = 0, MCS14 = 0, MCS15 = 0; - u8 MCS20 = 0, MCS21 = 0, MCS22 = 0, MCS23 = 0; /* 3*3 */ - - /* check the existence and index of each needed MCS */ - while (idx < pTable[0]) { - pCurrTxRate = - (struct rt_rtmp_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, 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; - } - } - - /*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 { /* 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 = - (struct rt_rtmp_tx_rate_switch *) & - pTable[(pEntry->CurrTxRateIndex + 1) * 5]; - MlmeSetTxRate(pAd, pEntry, pNextTxRate); - } - - NdisZeroMemory(pEntry->TxQuality, - sizeof(u16)* - MAX_STEP_OF_TX_RATE_SWITCH); - NdisZeroMemory(pEntry->PER, - sizeof(u8)* - 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] = (u8)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(u16)* - MAX_STEP_OF_TX_RATE_SWITCH); - NdisZeroMemory(pEntry->PER, - sizeof(u8)* - 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; - { - u8 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 = - (struct rt_rtmp_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(void *SystemSpecific1, - void *FunctionContext, - void *SystemSpecific2, - void *SystemSpecific3) -{ - struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)FunctionContext; - u8 UpRateIdx = 0, DownRateIdx = 0, CurrRateIdx = 0; - unsigned long TxTotalCnt; - unsigned long TxErrorRatio = 0; - BOOLEAN bTxRateChanged; /*, bUpgradeQuality = FALSE; */ - struct rt_rtmp_tx_rate_switch *pCurrTxRate, *pNextTxRate = NULL; - u8 *pTable; - u8 TableSize = 0; - u8 InitTxRateIdx = 0, TrainUp, TrainDown; - TX_STA_CNT1_STRUC StaTx1; - TX_STA_CNT0_STRUC TxStaCnt0; - char Rssi, ratio; - unsigned long TxRetransmit = 0, TxSuccess = 0, TxFailCount = 0; - struct rt_mac_table_entry *pEntry; - unsigned long 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 = - (struct rt_rtmp_tx_rate_switch *) & pTable[(CurrRateIdx + 1) * 5]; - - if ((Rssi > -65) && (pCurrTxRate->Mode >= MODE_HTMIX)) { - TrainUp = - (pCurrTxRate->TrainUp + - (pCurrTxRate->TrainUp >> 1)); - TrainDown = - (pCurrTxRate->TrainDown + - (pCurrTxRate->TrainDown >> 1)); - } else { - 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(u16)* - MAX_STEP_OF_TX_RATE_SWITCH); - NdisZeroMemory(pAd->DrsCounters.PER, - sizeof(u8)* - 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 { - unsigned long 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] = - (u8)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(u16)* - MAX_STEP_OF_TX_RATE_SWITCH); - NdisZeroMemory(pAd->DrsCounters.PER, - sizeof(u8)* - 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 = - (struct rt_rtmp_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(struct rt_rtmp_adapter *pAd, unsigned long Now32) -{ - unsigned long 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(struct rt_rtmp_adapter *pAd, u16 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)); -} - -/* - ========================================================================== - 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(struct rt_rtmp_adapter *pAd, - struct rt_mac_table_entry *pMacEntry, unsigned long Now32) -{ - unsigned long TxOkCnt, TxCnt, TxPER, TxPRR; - unsigned long RxCnt, RxPER; - u8 NorRssi; - char MaxRssi; - struct rt_rssi_sample *pRssiSample = NULL; - u32 OneSecTxNoRetryOkCount = 0; - u32 OneSecTxRetryOkCount = 0; - u32 OneSecTxFailCount = 0; - u32 OneSecRxOkCnt = 0; - u32 OneSecRxFcsErrCnt = 0; - unsigned long ChannelQuality = 0; /* 0..100, Channel Quality Indication for Roaming */ - unsigned long BeaconLostTime = pAd->StaCfg.BeaconLostTime; - - 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; - } - - 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 */ - /* */ - 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 { - /* 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; - } - - if (pAd->OpMode == OPMODE_STA) - pAd->Mlme.ChannelQuality = - (ChannelQuality > 100) ? 100 : ChannelQuality; - -} - -/* IRQL = DISPATCH_LEVEL */ -void MlmeSetTxPreamble(struct rt_rtmp_adapter *pAd, u16 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(struct rt_rtmp_adapter *pAdapter) -{ - int i, j; - /* 1 2 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54 */ - u8 rate[] = { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 }; - u8 *sup_p = pAdapter->CommonCfg.SupRate; - u8 *ext_p = pAdapter->CommonCfg.ExtRate; - unsigned long 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 initial link speed. */ -/* TRUE indicates the rate update at linkup, we should not try to set the rate at 54Mbps. */ -void MlmeUpdateTxRates(struct rt_rtmp_adapter *pAd, IN BOOLEAN bLinkUp, u8 apidx) -{ - int i, num; - u8 Rate = RATE_6, MaxDesire = RATE_1, MaxSupport = RATE_1; - u8 MinSupport = RATE_54; - unsigned long BasicRateBitmap = 0; - u8 CurrBasicRate = RATE_1; - u8 *pSupRate, SupRateLen, *pExtRate, ExtRateLen; - PHTTRANSMIT_SETTING pHtPhy = NULL; - PHTTRANSMIT_SETTING pMaxHtPhy = NULL; - PHTTRANSMIT_SETTING pMinHtPhy = NULL; - BOOLEAN *auto_rate_cur_p; - u8 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; - } - -/*=========================================================================== */ -/*=========================================================================== */ - { - 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; - } - } - - 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; - } - - 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 { - 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 = (u8)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 (*auto_rate_cur_p) { - short dbm = 0; - - dbm = pAd->StaCfg.RssiSample.AvgRssi0 - pAd->BbpRssiToDbmDelta; - - 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: - case PHY_11BGN_MIXED: - 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: - case PHY_11AGN_MIXED: - case PHY_11GN_MIXED: - case PHY_11N_2_4G: - case PHY_11AN_MIXED: - case PHY_11N_5G: - 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: - case PHY_11ABGN_MIXED: - 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)); -} - -/* - ========================================================================== - 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(struct rt_rtmp_adapter *pAd, u8 apidx) -{ - u8 StbcMcs; /*j, StbcMcs, bitmask; */ - char i; /* 3*3 */ - struct rt_ht_capability *pRtHtCap = NULL; - struct rt_ht_phy_info *pActiveHtPhy = NULL; - unsigned long BasicMCS; - u8 j, bitmask; - struct rt_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; - - { - 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; - } - - 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 = (u8)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 { - if (pDesireHtPhy->bHtEnable == FALSE) - return; - - pRtHtCap = &pAd->CommonCfg.DesiredHtPhy; - StbcMcs = (u8)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. */ - 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; - } - } - - /* 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(struct rt_rtmp_adapter *pAd, struct rt_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; - } -} - -/* IRQL = DISPATCH_LEVEL */ -void MlmeRadioOff(struct rt_rtmp_adapter *pAd) -{ - RTMP_MLME_RADIO_OFF(pAd); -} - -/* IRQL = DISPATCH_LEVEL */ -void MlmeRadioOn(struct rt_rtmp_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(struct rt_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(struct rt_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 - - */ -unsigned long BssTableSearch(struct rt_bss_table *Tab, u8 *pBssid, u8 Channel) -{ - u8 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 (unsigned long)BSS_NOT_FOUND; -} - -unsigned long BssSsidTableSearch(struct rt_bss_table *Tab, - u8 *pBssid, - u8 *pSsid, u8 SsidLen, u8 Channel) -{ - u8 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 (unsigned long)BSS_NOT_FOUND; -} - -unsigned long BssTableSearchWithSSID(struct rt_bss_table *Tab, - u8 *Bssid, - u8 *pSsid, - u8 SsidLen, u8 Channel) -{ - u8 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 (unsigned long)BSS_NOT_FOUND; -} - -unsigned long BssSsidTableSearchBySSID(struct rt_bss_table *Tab, - u8 *pSsid, u8 SsidLen) -{ - u8 i; - - for (i = 0; i < Tab->BssNr; i++) { - if (SSID_EQUAL - (pSsid, SsidLen, Tab->BssEntry[i].Ssid, - Tab->BssEntry[i].SsidLen)) { - return i; - } - } - return (unsigned long)BSS_NOT_FOUND; -} - -/* IRQL = DISPATCH_LEVEL */ -void BssTableDeleteEntry(struct rt_bss_table *Tab, - u8 *pBssid, u8 Channel) -{ - u8 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(struct rt_bss_entry)); - } - NdisZeroMemory(&(Tab->BssEntry[Tab->BssNr - 1]), - sizeof(struct rt_bss_entry)); - Tab->BssNr -= 1; - return; - } - } -} - -/* - ======================================================================== - Routine Description: - Delete the Originator Entry in BAtable. Or decrease numAs Originator by 1 if needed. - - Arguments: - // IRQL = DISPATCH_LEVEL - ======================================================================== -*/ -void BATableDeleteORIEntry(struct rt_rtmp_adapter *pAd, - struct rt_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); - } -} - -/*! \brief - * \param - * \return - * \pre - * \post - - IRQL = DISPATCH_LEVEL - - */ -void BssEntrySet(struct rt_rtmp_adapter *pAd, struct rt_bss_entry *pBss, u8 *pBssid, char Ssid[], u8 SsidLen, u8 BssType, u16 BeaconPeriod, struct rt_cf_parm * pCfParm, u16 AtimWin, u16 CapabilityInfo, u8 SupRate[], u8 SupRateLen, u8 ExtRate[], u8 ExtRateLen, struct rt_ht_capability_ie * pHtCapability, struct rt_add_ht_info_ie * pAddHtInfo, /* AP might use this additional ht info IE */ - u8 HtCapabilityLen, - u8 AddHtInfoLen, - u8 NewExtChanOffset, - u8 Channel, - char Rssi, - IN LARGE_INTEGER TimeStamp, - u8 CkipFlag, - struct rt_edca_parm *pEdcaParm, - struct rt_qos_capability_parm *pQosCapability, - struct rt_qbss_load_parm *pQbssLoad, - u16 LengthVIE, struct rt_ndis_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; - 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; - } - } - } - - BssCipherParse(pBss); - - /* new for QOS */ - if (pEdcaParm) - NdisMoveMemory(&pBss->EdcaParm, pEdcaParm, sizeof(struct rt_edca_parm)); - else - pBss->EdcaParm.bValid = FALSE; - if (pQosCapability) - NdisMoveMemory(&pBss->QosCapability, pQosCapability, - sizeof(struct rt_qos_capability_parm)); - else - pBss->QosCapability.bValid = FALSE; - if (pQbssLoad) - NdisMoveMemory(&pBss->QbssLoad, pQbssLoad, - sizeof(struct rt_qbss_load_parm)); - else - pBss->QbssLoad.bValid = FALSE; - - { - struct rt_eid * pEid; - u16 Length = 0; - - NdisZeroMemory(&pBss->WpaIE.IE[0], MAX_CUSTOM_LEN); - NdisZeroMemory(&pBss->RsnIE.IE[0], MAX_CUSTOM_LEN); - pEid = (struct rt_eid *) pVIE; - while ((Length + 2 + (u16)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; - } - Length = Length + 2 + (u16)pEid->Len; /* Eid[1] + Len[1]+ content[Len] */ - pEid = (struct rt_eid *) ((u8 *) pEid + 2 + pEid->Len); - } - } -} - -/*! - * \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 - - */ -unsigned long BssTableSetEntry(struct rt_rtmp_adapter *pAd, struct rt_bss_table *Tab, u8 *pBssid, char Ssid[], u8 SsidLen, u8 BssType, u16 BeaconPeriod, struct rt_cf_parm * CfParm, u16 AtimWin, u16 CapabilityInfo, u8 SupRate[], u8 SupRateLen, u8 ExtRate[], u8 ExtRateLen, struct rt_ht_capability_ie * pHtCapability, struct rt_add_ht_info_ie * pAddHtInfo, /* AP might use this additional ht info IE */ - u8 HtCapabilityLen, - u8 AddHtInfoLen, - u8 NewExtChanOffset, - u8 ChannelNo, - char Rssi, - IN LARGE_INTEGER TimeStamp, - u8 CkipFlag, - struct rt_edca_parm *pEdcaParm, - struct rt_qos_capability_parm *pQosCapability, - struct rt_qbss_load_parm *pQbssLoad, - u16 LengthVIE, struct rt_ndis_802_11_variable_ies *pVIE) -{ - unsigned long Idx; - - Idx = - BssTableSearchWithSSID(Tab, pBssid, (u8 *) 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; -} - -/* IRQL = DISPATCH_LEVEL */ -void BssTableSsidSort(struct rt_rtmp_adapter *pAd, - struct rt_bss_table *OutTab, char Ssid[], u8 SsidLen) -{ - int i; - BssTableInit(OutTab); - - for (i = 0; i < pAd->ScanTab.BssNr; i++) { - struct rt_bss_entry *pInBss = &pAd->ScanTab.BssEntry[i]; - BOOLEAN bIsHiddenApIncluded = FALSE; - - if (((pAd->CommonCfg.bIEEE80211H == 1) && - (pAd->MlmeAux.Channel > 14) && - RadarChannelCheck(pAd, pInBss->Channel)) - ) { - if (pInBss->Hidden) - bIsHiddenApIncluded = TRUE; - } - - if ((pInBss->BssType == pAd->StaCfg.BssType) && - (SSID_EQUAL(Ssid, SsidLen, pInBss->Ssid, pInBss->SsidLen) - || bIsHiddenApIncluded)) { - struct rt_bss_entry *pOutBss = &OutTab->BssEntry[OutTab->BssNr]; - - /* 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; - } - /* 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; - - /* 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); - } - } - } - /* copy matching BSS from InTab to OutTab */ - NdisMoveMemory(pOutBss, pInBss, sizeof(struct rt_bss_entry)); - - OutTab->BssNr++; - } else if ((pInBss->BssType == pAd->StaCfg.BssType) - && (SsidLen == 0)) { - struct rt_bss_entry *pOutBss = &OutTab->BssEntry[OutTab->BssNr]; - - /* 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; - } - /* 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; - - /* 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; - } - } - /* copy matching BSS from InTab to OutTab */ - NdisMoveMemory(pOutBss, pInBss, sizeof(struct rt_bss_entry)); - - OutTab->BssNr++; - } - - if (OutTab->BssNr >= MAX_LEN_OF_BSS_TABLE) - break; - } - - BssTableSortByRssi(OutTab); -} - -/* IRQL = DISPATCH_LEVEL */ -void BssTableSortByRssi(struct rt_bss_table *OutTab) -{ - int i, j; - struct rt_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(struct rt_bss_entry)); - NdisMoveMemory(&OutTab->BssEntry[j], - &OutTab->BssEntry[i], - sizeof(struct rt_bss_entry)); - NdisMoveMemory(&OutTab->BssEntry[i], &TmpBss, - sizeof(struct rt_bss_entry)); - } - } - } -} - -void BssCipherParse(struct rt_bss_entry *pBss) -{ - struct rt_eid * pEid; - u8 *pTmp; - struct rt_rsn_ie_header * pRsnHeader; - struct rt_cipher_suite_struct * pCipher; - struct rt_akm_suite * pAKM; - u16 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 = ((u8 *)pBss->VarIEs) + pBss->VarIELen - Length; - pEid = (struct rt_eid *) 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 = (u8 *)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 = *(u16 *)pTmp; */ - Count = (pTmp[1] << 8) + pTmp[0]; - pTmp += sizeof(u16); - - /* 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 = *(u16 *)pTmp; */ - Count = (pTmp[1] << 8) + pTmp[0]; - pTmp += sizeof(u16); - 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 = (struct rt_rsn_ie_header *) pTmp; - - /* 0. Version must be 1 */ - if (le2cpu16(pRsnHeader->Version) != 1) - break; - pTmp += sizeof(struct rt_rsn_ie_header); - - /* 1. Check group cipher */ - pCipher = (struct rt_cipher_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(struct rt_cipher_suite_struct); - - /* 2. Get pairwise cipher counts */ - /*Count = *(u16 *)pTmp; */ - Count = (pTmp[1] << 8) + pTmp[0]; - pTmp += sizeof(u16); - - /* 3. Get pairwise cipher */ - /* Parsing all unicast cipher suite */ - while (Count > 0) { - /* Skip OUI */ - pCipher = (struct rt_cipher_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(struct rt_cipher_suite_struct); - Count--; - } - - /* 4. get AKM suite counts */ - /*Count = *(u16 *)pTmp; */ - Count = (pTmp[1] << 8) + pTmp[0]; - pTmp += sizeof(u16); - - /* 5. Get AKM ciphers */ - /* Parsing all AKM ciphers */ - while (Count > 0) { - pAKM = (struct rt_akm_suite *) 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(struct rt_akm_suite)); - 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 = *(u16 *)pTmp; */ - pBss->WPA2.RsnCapability = (pTmp[1] << 8) + pTmp[0]; - pTmp += sizeof(u16); - - /* 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(struct rt_rtmp_adapter *pAd, u8 *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(struct rt_rtmp_adapter *pAd, - struct rt_header_802_11 * pHdr80211, - u8 SubType, - u8 ToDs, u8 *pDA, u8 *pBssid) -{ - NdisZeroMemory(pHdr80211, sizeof(struct rt_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); - COPY_MAC_ADDR(pHdr80211->Addr2, pAd->CurrentAddress); - 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 - - ****************************************************************************/ -unsigned long MakeOutgoingFrame(u8 * Buffer, unsigned long * FrameLen, ...) -{ - u8 *p; - int leng; - unsigned long 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, void *); - 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 - - */ -int MlmeQueueInit(struct rt_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(struct rt_rtmp_adapter *pAd, - unsigned long Machine, - unsigned long MsgType, unsigned long MsgLen, void * Msg) -{ - int Tail; - struct rt_mlme_queue *Queue = (struct rt_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(struct rt_rtmp_adapter *pAd, - unsigned long Wcid, - unsigned long TimeStampHigh, - unsigned long TimeStampLow, - u8 Rssi0, - u8 Rssi1, - u8 Rssi2, - unsigned long MsgLen, void * Msg, u8 Signal) -{ - int Tail, Machine; - struct rt_frame_802_11 * pFrame = (struct rt_frame_802_11 *) Msg; - int MsgType; - struct rt_mlme_queue *Queue = (struct rt_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)) { - 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; - } - - { - if (!MsgTypeSubst(pAd, pFrame, &Machine, &MsgType)) { - DBGPRINT_ERR("MlmeEnqueueForRecv: un-recongnized mgmt->subtype=%d\n", pFrame->Hdr.FC.SubType); - return FALSE; - } - } - - /* 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 = (u8)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(struct rt_mlme_queue *Queue, struct rt_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(struct rt_rtmp_adapter *pAd) -{ -#ifdef RTMP_MAC_PCI - struct rt_mlme_queue_elem *Elem = NULL; -#endif /* RTMP_MAC_PCI // */ - BOOLEAN Cancelled; - - 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 // */ - - { - /* 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); - - } - - /* 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); - - { - /* 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 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(struct rt_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(struct rt_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(struct rt_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 - - */ -BOOLEAN MsgTypeSubst(struct rt_rtmp_adapter *pAd, - struct rt_frame_802_11 * pFrame, - int * Machine, int * MsgType) -{ - u16 Seq, Alg; - u8 EAPType; - u8 *pData; - - /* Pointer to start of data frames including SNAP header */ - pData = (u8 *)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 = - *((u8 *) 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(u16)); - NdisMoveMemory(&Alg, &pFrame->Octet[0], sizeof(u16)); - 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; -} - -/* =========================================================================================== */ -/* 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(struct rt_state_machine *S, - IN STATE_MACHINE_FUNC Trans[], - unsigned long StNr, - unsigned long MsgNr, - IN STATE_MACHINE_FUNC DefFunc, - unsigned long InitState, unsigned long Base) -{ - unsigned long 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(struct rt_state_machine *S, - unsigned long St, - unsigned long Msg, IN STATE_MACHINE_FUNC Func) -{ - unsigned long 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(struct rt_rtmp_adapter *pAd, - struct rt_state_machine *S, struct rt_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(struct rt_rtmp_adapter *pAd, struct rt_mlme_queue_elem *Elem) -{ -} - -/* =========================================================================================== */ -/* lfsr.c */ -/* =========================================================================================== */ - -/* - ========================================================================== - Description: - - IRQL = PASSIVE_LEVEL - - ========================================================================== - */ -void LfsrInit(struct rt_rtmp_adapter *pAd, unsigned long Seed) -{ - if (Seed == 0) - pAd->Mlme.ShiftReg = 1; - else - pAd->Mlme.ShiftReg = Seed; -} - -/* - ========================================================================== - Description: - ========================================================================== - */ -u8 RandomByte(struct rt_rtmp_adapter *pAd) -{ - unsigned long i; - u8 R, Result; - - R = 0; - - if (pAd->Mlme.ShiftReg == 0) - NdisGetSystemUpTime((unsigned long *) & 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(struct rt_rtmp_adapter *pAd, - IN u8 SupRate[], IN u8 * SupRateLen) -{ - u8 RateIdx, i, j; - u8 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); -} - -BOOLEAN RTMPCheckChannel(struct rt_rtmp_adapter *pAd, - u8 CentralChannel, u8 Channel) -{ - u8 k; - u8 UpperChannel = 0, LowerChannel = 0; - u8 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(struct rt_rtmp_adapter *pAd, - u8 Wcid, - struct rt_ht_capability_ie * pHtCapability, - struct rt_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; -} - -/* - ======================================================================== - - Routine Description: - Verify the support rate for different PHY type - - Arguments: - pAd Pointer to our adapter - - Return Value: - None - - IRQL = PASSIVE_LEVEL - - ======================================================================== -*/ -void RTMPUpdateMlmeRate(struct rt_rtmp_adapter *pAd) -{ - u8 MinimumRate; - u8 ProperMlmeRate; /*= RATE_54; */ - u8 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: - case PHY_11ABGN_MIXED: - case PHY_11BGN_MIXED: - 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: - 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: - 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(struct rt_rtmp_adapter *pAd, - char Rssi0, char Rssi1, 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(struct rt_rtmp_adapter *pAd) -{ - u8 BBPR3 = 0; - - 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 RT30xx - || (pAd->EepromAccess) -#endif /* RT30xx // */ -#ifdef RT3090 - || (pAd->bPCIclkOff == TRUE) -#endif /* RT3090 // */ - ) - return; - - { - /*if (pAd->StaCfg.Psm == PWR_SAVE) */ - /* return; */ - - { - - 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 - pAd->StaCfg.BBPR3 = BBPR3; -#endif /* RTMP_MAC_PCI // */ - if (OPSTATUS_TEST_FLAG - (pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) - ) { - unsigned long 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; - } - } - } - - } - -} - -/* - ======================================================================== - Routine Description: - After evaluation, check antenna link status - - Arguments: - pAd - Adapter pointer - - Return Value: - None - - ======================================================================== -*/ -void AsicRxAntEvalTimeout(void *SystemSpecific1, - void *FunctionContext, - void *SystemSpecific2, void *SystemSpecific3) -{ - struct rt_rtmp_adapter *pAd = (struct rt_rtmp_adapter *)FunctionContext; - u8 BBPR3 = 0; - char larger = -127, rssi0, rssi1, rssi2; - - 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 RT30xx - || (pAd->EepromAccess) -#endif /* RT30xx // */ -#ifdef RT3090 - || (pAd->bPCIclkOff == TRUE) -#endif /* RT3090 // */ - ) - return; - - { - /*if (pAd->StaCfg.Psm == PWR_SAVE) */ - /* return; */ - { - 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 // */ - } - } - -} - -void APSDPeriodicExec(void *SystemSpecific1, - void *FunctionContext, - void *SystemSpecific2, void *SystemSpecific3) -{ - struct rt_rtmp_adapter *pAd = (struct rt_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(struct rt_rtmp_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(struct rt_rtmp_adapter *pAd, - struct rt_mac_table_entry *pEntry) -{ - BOOLEAN result = TRUE; - - { - /* only associated STA counts */ - if (pEntry && (pEntry->ValidAsCLI) - && (pEntry->Sst == SST_ASSOC)) { - result = pAd->StaCfg.bAutoTxRateSwitch; - } else - result = FALSE; - } - - return result; -} - -BOOLEAN RTMPAutoRateSwitchCheck(struct rt_rtmp_adapter *pAd) -{ - { - if (pAd->StaCfg.bAutoTxRateSwitch) - return TRUE; - } - return FALSE; -} - -/* - ======================================================================== - Routine Description: - check if this entry need to fix tx legacy rate - - Arguments: - pAd - pEntry - - Return Value: - TURE - FALSE - - ======================================================================== -*/ -u8 RTMPStaFixedTxMode(struct rt_rtmp_adapter *pAd, struct rt_mac_table_entry *pEntry) -{ - u8 tx_mode = FIXED_TXMODE_HT; - - { - tx_mode = - (u8)pAd->StaCfg.DesiredTransmitSetting.field. - FixedTxMode; - } - - 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(u8 fixed_tx_mode, struct rt_mac_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)); - } -} - -/* - ========================================================================== - Description: - dynamic tune BBP R66 to find a balance between sensibility and - noise isolation - - IRQL = DISPATCH_LEVEL - - ========================================================================== - */ -void AsicStaBbpTuning(struct rt_rtmp_adapter *pAd) -{ - u8 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); - } - } - } - } - - } -} - -void RTMPSetAGCInitValue(struct rt_rtmp_adapter *pAd, u8 BandWidth) -{ - u8 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 = - (u8)(0x32 + - (GET_LNA_GAIN(pAd) * 5) / 3); - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); - } else { - R66 = - (u8)(0x3A + - (GET_LNA_GAIN(pAd) * 5) / 3); - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66); - } - } - } - -} |