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android-kvm / linux / ecff71e677c6d469f525dcf31ada709d5858307c / . / drivers / staging / rt2860 / mlme.h
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/*
*************************************************************************
* 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.h
Abstract:
Revision History:
Who When What
-------- ---------- ------------------------------
John Chang 2003-08-28 Created
John Chang 2004-09-06 modified for RT2600
*/
#ifndef __MLME_H__
#define __MLME_H__
#include "rtmp_dot11.h"
/* maximum supported capability information - */
/* ESS, IBSS, Privacy, Short Preamble, Spectrum mgmt, Short Slot */
#define SUPPORTED_CAPABILITY_INFO 0x0533
#define END_OF_ARGS -1
#define LFSR_MASK 0x80000057
#define MLME_TASK_EXEC_INTV 100/*200*/ /* */
#define LEAD_TIME 5
#define MLME_TASK_EXEC_MULTIPLE 10 /*5*/ /* MLME_TASK_EXEC_MULTIPLE * MLME_TASK_EXEC_INTV = 1 sec */
#define REORDER_EXEC_INTV 100 /* 0.1 sec */
/* The definition of Radar detection duration region */
#define CE 0
#define FCC 1
#define JAP 2
#define JAP_W53 3
#define JAP_W56 4
#define MAX_RD_REGION 5
#define BEACON_LOST_TIME (4 * OS_HZ) /* 2048 msec = 2 sec */
#define DLS_TIMEOUT 1200 /* unit: msec */
#define AUTH_TIMEOUT 300 /* unit: msec */
#define ASSOC_TIMEOUT 300 /* unit: msec */
#define JOIN_TIMEOUT 2000 /* unit: msec */
#define SHORT_CHANNEL_TIME 90 /* unit: msec */
#define MIN_CHANNEL_TIME 110 /* unit: msec, for dual band scan */
#define MAX_CHANNEL_TIME 140 /* unit: msec, for single band scan */
#define FAST_ACTIVE_SCAN_TIME 30 /* Active scan waiting for probe response time */
#define CW_MIN_IN_BITS 4 /* actual CwMin = 2^CW_MIN_IN_BITS - 1 */
#define LINK_DOWN_TIMEOUT 20000 /* unit: msec */
#define AUTO_WAKEUP_TIMEOUT 70 /*unit: msec */
#define CW_MAX_IN_BITS 10 /* actual CwMax = 2^CW_MAX_IN_BITS - 1 */
/* Note: RSSI_TO_DBM_OFFSET has been changed to variable for new RF (2004-0720). */
/* SHould not refer to this constant anymore */
/*#define RSSI_TO_DBM_OFFSET 120 // for RT2530 RSSI-115 = dBm */
#define RSSI_FOR_MID_TX_POWER -55 /* -55 db is considered mid-distance */
#define RSSI_FOR_LOW_TX_POWER -45 /* -45 db is considered very short distance and */
/* eligible to use a lower TX power */
#define RSSI_FOR_LOWEST_TX_POWER -30
/*#define MID_TX_POWER_DELTA 0 // 0 db from full TX power upon mid-distance to AP */
#define LOW_TX_POWER_DELTA 6 /* -3 db from full TX power upon very short distance. 1 grade is 0.5 db */
#define LOWEST_TX_POWER_DELTA 16 /* -8 db from full TX power upon shortest distance. 1 grade is 0.5 db */
#define RSSI_TRIGGERED_UPON_BELOW_THRESHOLD 0
#define RSSI_TRIGGERED_UPON_EXCCEED_THRESHOLD 1
#define RSSI_THRESHOLD_FOR_ROAMING 25
#define RSSI_DELTA 5
/* Channel Quality Indication */
#define CQI_IS_GOOD(cqi) ((cqi) >= 50)
/*#define CQI_IS_FAIR(cqi) (((cqi) >= 20) && ((cqi) < 50)) */
#define CQI_IS_POOR(cqi) (cqi < 50) /*(((cqi) >= 5) && ((cqi) < 20)) */
#define CQI_IS_BAD(cqi) (cqi < 5)
#define CQI_IS_DEAD(cqi) (cqi == 0)
/* weighting factor to calculate Channel quality, total should be 100% */
#define RSSI_WEIGHTING 50
#define TX_WEIGHTING 30
#define RX_WEIGHTING 20
#define BSS_NOT_FOUND 0xFFFFFFFF
#define MAX_LEN_OF_MLME_QUEUE 40 /*10 */
#define SCAN_PASSIVE 18 /* scan with no probe request, only wait beacon and probe response */
#define SCAN_ACTIVE 19 /* scan with probe request, and wait beacon and probe response */
#define SCAN_CISCO_PASSIVE 20 /* Single channel passive scan */
#define SCAN_CISCO_ACTIVE 21 /* Single channel active scan */
#define SCAN_CISCO_NOISE 22 /* Single channel passive scan for noise histogram collection */
#define SCAN_CISCO_CHANNEL_LOAD 23 /* Single channel passive scan for channel load collection */
#define FAST_SCAN_ACTIVE 24 /* scan with probe request, and wait beacon and probe response */
#define MAC_ADDR_IS_GROUP(Addr) (((Addr[0]) & 0x01))
#define MAC_ADDR_HASH(Addr) (Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
#define MAC_ADDR_HASH_INDEX(Addr) (MAC_ADDR_HASH(Addr) % HASH_TABLE_SIZE)
#define TID_MAC_HASH(Addr, TID) (TID^Addr[0] ^ Addr[1] ^ Addr[2] ^ Addr[3] ^ Addr[4] ^ Addr[5])
#define TID_MAC_HASH_INDEX(Addr, TID) (TID_MAC_HASH(Addr, TID) % HASH_TABLE_SIZE)
/* LED Control */
/* assoiation ON. one LED ON. another blinking when TX, OFF when idle */
/* no association, both LED off */
#define ASIC_LED_ACT_ON(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00031e46)
#define ASIC_LED_ACT_OFF(pAd) RTMP_IO_WRITE32(pAd, MAC_CSR14, 0x00001e46)
/* bit definition of the 2-byte pBEACON->Capability field */
#define CAP_IS_ESS_ON(x) (((x) & 0x0001) != 0)
#define CAP_IS_IBSS_ON(x) (((x) & 0x0002) != 0)
#define CAP_IS_CF_POLLABLE_ON(x) (((x) & 0x0004) != 0)
#define CAP_IS_CF_POLL_REQ_ON(x) (((x) & 0x0008) != 0)
#define CAP_IS_PRIVACY_ON(x) (((x) & 0x0010) != 0)
#define CAP_IS_SHORT_PREAMBLE_ON(x) (((x) & 0x0020) != 0)
#define CAP_IS_PBCC_ON(x) (((x) & 0x0040) != 0)
#define CAP_IS_AGILITY_ON(x) (((x) & 0x0080) != 0)
#define CAP_IS_SPECTRUM_MGMT(x) (((x) & 0x0100) != 0) /* 802.11e d9 */
#define CAP_IS_QOS(x) (((x) & 0x0200) != 0) /* 802.11e d9 */
#define CAP_IS_SHORT_SLOT(x) (((x) & 0x0400) != 0)
#define CAP_IS_APSD(x) (((x) & 0x0800) != 0) /* 802.11e d9 */
#define CAP_IS_IMMED_BA(x) (((x) & 0x1000) != 0) /* 802.11e d9 */
#define CAP_IS_DSSS_OFDM(x) (((x) & 0x2000) != 0)
#define CAP_IS_DELAY_BA(x) (((x) & 0x4000) != 0) /* 802.11e d9 */
#define CAP_GENERATE(ess, ibss, priv, s_pre, s_slot, spectrum) (((ess) ? 0x0001 : 0x0000) | ((ibss) ? 0x0002 : 0x0000) | ((priv) ? 0x0010 : 0x0000) | ((s_pre) ? 0x0020 : 0x0000) | ((s_slot) ? 0x0400 : 0x0000) | ((spectrum) ? 0x0100 : 0x0000))
#define ERP_IS_NON_ERP_PRESENT(x) (((x) & 0x01) != 0) /* 802.11g */
#define ERP_IS_USE_PROTECTION(x) (((x) & 0x02) != 0) /* 802.11g */
#define ERP_IS_USE_BARKER_PREAMBLE(x) (((x) & 0x04) != 0) /* 802.11g */
#define DRS_TX_QUALITY_WORST_BOUND 8 /* 3 // just test by gary */
#define DRS_PENALTY 8
#define BA_NOTUSE 2
/*BA Policy subfiled value in ADDBA frame */
#define IMMED_BA 1
#define DELAY_BA 0
/* BA Initiator subfield in DELBA frame */
#define ORIGINATOR 1
#define RECIPIENT 0
/* ADDBA Status Code */
#define ADDBA_RESULTCODE_SUCCESS 0
#define ADDBA_RESULTCODE_REFUSED 37
#define ADDBA_RESULTCODE_INVALID_PARAMETERS 38
/* DELBA Reason Code */
#define DELBA_REASONCODE_QSTA_LEAVING 36
#define DELBA_REASONCODE_END_BA 37
#define DELBA_REASONCODE_UNKNOWN_BA 38
#define DELBA_REASONCODE_TIMEOUT 39
/* reset all OneSecTx counters */
#define RESET_ONE_SEC_TX_CNT(__pEntry) \
if (((__pEntry)) != NULL) { \
(__pEntry)->OneSecTxRetryOkCount = 0; \
(__pEntry)->OneSecTxFailCount = 0; \
(__pEntry)->OneSecTxNoRetryOkCount = 0; \
}
/* */
/* 802.11 frame formats */
/* */
/* HT Capability INFO field in HT Cap IE . */
struct PACKED rt_ht_cap_info {
u16 AdvCoding:1;
u16 ChannelWidth:1;
u16 MimoPs:2; /*momi power safe */
u16 GF:1; /*green field */
u16 ShortGIfor20:1;
u16 ShortGIfor40:1; /*for40MHz */
u16 TxSTBC:1;
u16 RxSTBC:2;
u16 DelayedBA:1; /*rt2860c not support */
u16 AMsduSize:1; /* only support as zero */
u16 CCKmodein40:1;
u16 PSMP:1;
u16 Forty_Mhz_Intolerant:1;
u16 LSIGTxopProSup:1;
};
/* HT Capability INFO field in HT Cap IE . */
struct PACKED rt_ht_cap_parm {
u8 MaxRAmpduFactor:2;
u8 MpduDensity:3;
u8 rsv:3; /*momi power safe */
};
/* HT Capability INFO field in HT Cap IE . */
struct PACKED rt_ht_mcs_set {
u8 MCSSet[10];
u8 SupRate[2]; /* unit : 1Mbps */
u8 TxMCSSetDefined:1;
u8 TxRxNotEqual:1;
u8 TxStream:2;
u8 MpduDensity:1;
u8 rsv:3;
u8 rsv3[3];
};
/* HT Capability INFO field in HT Cap IE . */
struct PACKED rt_ext_ht_cap_info {
u16 Pco:1;
u16 TranTime:2;
u16 rsv:5; /*momi power safe */
u16 MCSFeedback:2; /*0:no MCS feedback, 2:unsolicited MCS feedback, 3:Full MCS feedback, 1:rsv. */
u16 PlusHTC:1; /*+HTC control field support */
u16 RDGSupport:1; /*reverse Direction Grant support */
u16 rsv2:4;
};
/* HT Beamforming field in HT Cap IE . */
struct PACKED rt_ht_bf_cap {
unsigned long TxBFRecCapable:1;
unsigned long RxSoundCapable:1;
unsigned long TxSoundCapable:1;
unsigned long RxNDPCapable:1;
unsigned long TxNDPCapable:1;
unsigned long ImpTxBFCapable:1;
unsigned long Calibration:2;
unsigned long ExpCSICapable:1;
unsigned long ExpNoComSteerCapable:1;
unsigned long ExpComSteerCapable:1;
unsigned long ExpCSIFbk:2;
unsigned long ExpNoComBF:2;
unsigned long ExpComBF:2;
unsigned long MinGrouping:2;
unsigned long CSIBFAntSup:2;
unsigned long NoComSteerBFAntSup:2;
unsigned long ComSteerBFAntSup:2;
unsigned long CSIRowBFSup:2;
unsigned long ChanEstimation:2;
unsigned long rsv:3;
};
/* HT antenna selection field in HT Cap IE . */
struct PACKED rt_ht_as_cap {
u8 AntSelect:1;
u8 ExpCSIFbkTxASEL:1;
u8 AntIndFbkTxASEL:1;
u8 ExpCSIFbk:1;
u8 AntIndFbk:1;
u8 RxASel:1;
u8 TxSoundPPDU:1;
u8 rsv:1;
};
/* Draft 1.0 set IE length 26, but is extensible.. */
#define SIZE_HT_CAP_IE 26
/* The structure for HT Capability IE. */
struct PACKED rt_ht_capability_ie {
struct rt_ht_cap_info HtCapInfo;
struct rt_ht_cap_parm HtCapParm;
/* struct rt_ht_mcs_set HtMCSSet; */
u8 MCSSet[16];
struct rt_ext_ht_cap_info ExtHtCapInfo;
struct rt_ht_bf_cap TxBFCap; /* beamforming cap. rt2860c not support beamforming. */
struct rt_ht_as_cap ASCap; /*antenna selection. */
};
/* 802.11n draft3 related structure definitions. */
/* 7.3.2.60 */
#define dot11OBSSScanPassiveDwell 20 /* in TU. min amount of time that the STA continously scans each channel when performing an active OBSS scan. */
#define dot11OBSSScanActiveDwell 10 /* in TU.min amount of time that the STA continously scans each channel when performing an passive OBSS scan. */
#define dot11BSSWidthTriggerScanInterval 300 /* in sec. max interval between scan operations to be performed to detect BSS channel width trigger events. */
#define dot11OBSSScanPassiveTotalPerChannel 200 /* in TU. min total amount of time that the STA scans each channel when performing a passive OBSS scan. */
#define dot11OBSSScanActiveTotalPerChannel 20 /*in TU. min total amount of time that the STA scans each channel when performing a active OBSS scan */
#define dot11BSSWidthChannelTransactionDelayFactor 5 /* min ratio between the delay time in performing a switch from 20MHz BSS to 20/40 BSS operation and the maximum */
/* interval between overlapping BSS scan operations. */
#define dot11BSSScanActivityThreshold 25 /* in %%, max total time that a STA may be active on the medium during a period of */
/* (dot11BSSWidthChannelTransactionDelayFactor * dot11BSSWidthTriggerScanInterval) seconds without */
/* being obligated to perform OBSS Scan operations. default is 25(== 0.25%) */
struct PACKED rt_overlap_bss_scan_ie {
u16 ScanPassiveDwell;
u16 ScanActiveDwell;
u16 TriggerScanInt; /* Trigger scan interval */
u16 PassiveTalPerChannel; /* passive total per channel */
u16 ActiveTalPerChannel; /* active total per channel */
u16 DelayFactor; /* BSS width channel transition delay factor */
u16 ScanActThre; /* Scan Activity threshold */
};
/* 7.3.2.56. 20/40 Coexistence element used in Element ID = 72 = IE_2040_BSS_COEXIST */
typedef union PACKED _BSS_2040_COEXIST_IE {
struct PACKED {
u8 InfoReq:1;
u8 Intolerant40:1; /* Inter-BSS. set 1 when prohibits a receiving BSS from operating as a 20/40 Mhz BSS. */
u8 BSS20WidthReq:1; /* Intra-BSS set 1 when prohibits a receiving AP from operating its BSS as a 20/40MHz BSS. */
u8 rsv:5;
} field;
u8 word;
} BSS_2040_COEXIST_IE, *PBSS_2040_COEXIST_IE;
struct rt_trigger_eventa {
BOOLEAN bValid;
u8 BSSID[6];
u8 RegClass; /* Regulatory Class */
u16 Channel;
unsigned long CDCounter; /* Maintain a separate count down counter for each Event A. */
};
/* 20/40 trigger event table */
/* If one Event A delete or created, or if Event B is detected or not detected, STA should send 2040BSSCoexistence to AP. */
#define MAX_TRIGGER_EVENT 64
struct rt_trigger_event_tab {
u8 EventANo;
struct rt_trigger_eventa EventA[MAX_TRIGGER_EVENT];
unsigned long EventBCountDown; /* Count down counter for Event B. */
};
/* 7.3.27 20/40 Bss Coexistence Mgmt capability used in extended capabilities information IE( ID = 127 = IE_EXT_CAPABILITY). */
/* This is the first octet and was defined in 802.11n D3.03 and 802.11yD9.0 */
struct PACKED rt_ext_cap_info_element {
u8 BssCoexistMgmtSupport:1;
u8 rsv:1;
u8 ExtendChannelSwitch:1;
u8 rsv2:5;
};
/* 802.11n 7.3.2.61 */
struct PACKED rt_bss_2040_coexist_element {
u8 ElementID; /* ID = IE_2040_BSS_COEXIST = 72 */
u8 Len;
BSS_2040_COEXIST_IE BssCoexistIe;
};
/*802.11n 7.3.2.59 */
struct PACKED rt_bss_2040_intolerant_ch_report {
u8 ElementID; /* ID = IE_2040_BSS_INTOLERANT_REPORT = 73 */
u8 Len;
u8 RegulatoryClass;
u8 ChList[0];
};
/* The structure for channel switch annoucement IE. This is in 802.11n D3.03 */
struct PACKED rt_cha_switch_announce_ie {
u8 SwitchMode; /*channel switch mode */
u8 NewChannel; /* */
u8 SwitchCount; /* */
};
/* The structure for channel switch annoucement IE. This is in 802.11n D3.03 */
struct PACKED rt_sec_cha_offset_ie {
u8 SecondaryChannelOffset; /* 1: Secondary above, 3: Secondary below, 0: no Secondary */
};
/* This structure is extracted from struct struct rt_ht_capability */
struct rt_ht_phy_info {
BOOLEAN bHtEnable; /* If we should use ht rate. */
BOOLEAN bPreNHt; /* If we should use ht rate. */
/*Substract from HT Capability IE */
u8 MCSSet[16];
};
/*This structure substracts ralink supports from all 802.11n-related features. */
/*Features not listed here but contained in 802.11n spec are not supported in rt2860. */
struct rt_ht_capability {
u16 ChannelWidth:1;
u16 MimoPs:2; /*mimo power safe MMPS_ */
u16 GF:1; /*green field */
u16 ShortGIfor20:1;
u16 ShortGIfor40:1; /*for40MHz */
u16 TxSTBC:1;
u16 RxSTBC:2; /* 2 bits */
u16 AmsduEnable:1; /* Enable to transmit A-MSDU. Suggest disable. We should use A-MPDU to gain best benifit of 802.11n */
u16 AmsduSize:1; /* Max receiving A-MSDU size */
u16 rsv:5;
/*Substract from Addiont HT INFO IE */
u8 MaxRAmpduFactor:2;
u8 MpduDensity:3;
u8 ExtChanOffset:2; /* Please not the difference with following u8 NewExtChannelOffset; from 802.11n */
u8 RecomWidth:1;
u16 OperaionMode:2;
u16 NonGfPresent:1;
u16 rsv3:1;
u16 OBSS_NonHTExist:1;
u16 rsv2:11;
/* New Extension Channel Offset IE */
u8 NewExtChannelOffset;
/* Extension Capability IE = 127 */
u8 BSSCoexist2040;
};
/* field in Addtional HT Information IE . */
struct PACKED rt_add_htinfo {
u8 ExtChanOffset:2;
u8 RecomWidth:1;
u8 RifsMode:1;
u8 S_PSMPSup:1; /*Indicate support for scheduled PSMP */
u8 SerInterGranu:3; /*service interval granularity */
};
struct PACKED rt_add_htinfo2 {
u16 OperaionMode:2;
u16 NonGfPresent:1;
u16 rsv:1;
u16 OBSS_NonHTExist:1;
u16 rsv2:11;
};
/* TODO: Need sync with spec about the definition of StbcMcs. In Draft 3.03, it's reserved. */
struct PACKED rt_add_htinfo3 {
u16 StbcMcs:6;
u16 DualBeacon:1;
u16 DualCTSProtect:1;
u16 STBCBeacon:1;
u16 LsigTxopProt:1; /* L-SIG TXOP protection full support */
u16 PcoActive:1;
u16 PcoPhase:1;
u16 rsv:4;
};
#define SIZE_ADD_HT_INFO_IE 22
struct PACKED rt_add_ht_info_ie {
u8 ControlChan;
struct rt_add_htinfo AddHtInfo;
struct rt_add_htinfo2 AddHtInfo2;
struct rt_add_htinfo3 AddHtInfo3;
u8 MCSSet[16]; /* Basic MCS set */
};
struct PACKED rt_new_ext_chan_ie {
u8 NewExtChanOffset;
};
struct PACKED rt_frame_802_11 {
struct rt_header_802_11 Hdr;
u8 Octet[1];
};
/* QoSNull embedding of management action. When HT Control MA field set to 1. */
struct PACKED rt_ma_body {
u8 Category;
u8 Action;
u8 Octet[1];
};
struct PACKED rt_header_802_3 {
u8 DAAddr1[MAC_ADDR_LEN];
u8 SAAddr2[MAC_ADDR_LEN];
u8 Octet[2];
};
/*//Block ACK related format */
/* 2-byte BA Parameter field in DELBA frames to terminate an already set up bA */
struct PACKED rt_delba_parm {
u16 Rsv:11; /* always set to 0 */
u16 Initiator:1; /* 1: originator 0:recipient */
u16 TID:4; /* value of TC os TS */
};
/* 2-byte BA Parameter Set field in ADDBA frames to signal parm for setting up a BA */
struct PACKED rt_ba_parm {
u16 AMSDUSupported:1; /* 0: not permitted 1: permitted */
u16 BAPolicy:1; /* 1: immediately BA 0:delayed BA */
u16 TID:4; /* value of TC os TS */
u16 BufSize:10; /* number of buffe of size 2304 octetsr */
};
/* 2-byte BA Starting Seq CONTROL field */
typedef union PACKED _BASEQ_CONTROL {
struct PACKED {
u16 FragNum:4; /* always set to 0 */
u16 StartSeq:12; /* sequence number of the 1st MSDU for which this BAR is sent */
} field;
u16 word;
} BASEQ_CONTROL, *PBASEQ_CONTROL;
/*BAControl and BARControl are the same */
/* 2-byte BA CONTROL field in BA frame */
struct PACKED rt_ba_control {
u16 ACKPolicy:1; /* only related to N-Delayed BA. But not support in RT2860b. 0:NormalACK 1:No ACK */
u16 MTID:1; /*EWC V1.24 */
u16 Compressed:1;
u16 Rsv:9;
u16 TID:4;
};
/* 2-byte BAR CONTROL field in BAR frame */
struct PACKED rt_bar_control {
u16 ACKPolicy:1; /* 0:normal ack, 1:no ack. */
u16 MTID:1; /*if this bit1, use struct rt_frame_mtba_req, if 0, use struct rt_frame_ba_req */
u16 Compressed:1;
u16 Rsv1:9;
u16 TID:4;
};
/* BARControl in MTBAR frame */
struct PACKED rt_mtbar_control {
u16 ACKPolicy:1;
u16 MTID:1;
u16 Compressed:1;
u16 Rsv1:9;
u16 NumTID:4;
};
struct PACKED rt_per_tid_info {
u16 Rsv1:12;
u16 TID:4;
};
struct rt_each_tid {
struct rt_per_tid_info PerTID;
BASEQ_CONTROL BAStartingSeq;
};
/* BAREQ AND MTBAREQ have the same subtype BAR, 802.11n BAR use compressed bitmap. */
struct PACKED rt_frame_ba_req {
struct rt_frame_control FC;
u16 Duration;
u8 Addr1[MAC_ADDR_LEN];
u8 Addr2[MAC_ADDR_LEN];
struct rt_bar_control BARControl;
BASEQ_CONTROL BAStartingSeq;
};
struct PACKED rt_frame_mtba_req {
struct rt_frame_control FC;
u16 Duration;
u8 Addr1[MAC_ADDR_LEN];
u8 Addr2[MAC_ADDR_LEN];
struct rt_mtbar_control MTBARControl;
struct rt_per_tid_info PerTIDInfo;
BASEQ_CONTROL BAStartingSeq;
};
/* Compressed format is mandantory in HT STA */
struct PACKED rt_frame_mtba {
struct rt_frame_control FC;
u16 Duration;
u8 Addr1[MAC_ADDR_LEN];
u8 Addr2[MAC_ADDR_LEN];
struct rt_ba_control BAControl;
BASEQ_CONTROL BAStartingSeq;
u8 BitMap[8];
};
struct PACKED rt_frame_psmp_action {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
u8 Psmp; /* 7.3.1.25 */
};
struct PACKED rt_frame_action_hdr {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
};
/*Action Frame */
/*Action Frame Category:Spectrum, Action:Channel Switch. 7.3.2.20 */
struct PACKED rt_chan_switch_announce {
u8 ElementID; /* ID = IE_CHANNEL_SWITCH_ANNOUNCEMENT = 37 */
u8 Len;
struct rt_cha_switch_announce_ie CSAnnounceIe;
};
/*802.11n : 7.3.2.20a */
struct PACKED rt_second_chan_offset {
u8 ElementID; /* ID = IE_SECONDARY_CH_OFFSET = 62 */
u8 Len;
struct rt_sec_cha_offset_ie SecChOffsetIe;
};
struct PACKED rt_frame_spetrum_cs {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
struct rt_chan_switch_announce CSAnnounce;
struct rt_second_chan_offset SecondChannel;
};
struct PACKED rt_frame_addba_req {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
u8 Token; /* 1 */
struct rt_ba_parm BaParm; /* 2 - 10 */
u16 TimeOutValue; /* 0 - 0 */
BASEQ_CONTROL BaStartSeq; /* 0-0 */
};
struct PACKED rt_frame_addba_rsp {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
u8 Token;
u16 StatusCode;
struct rt_ba_parm BaParm; /*0 - 2 */
u16 TimeOutValue;
};
struct PACKED rt_frame_delba_req {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
struct rt_delba_parm DelbaParm;
u16 ReasonCode;
};
/*7.2.1.7 */
struct PACKED rt_frame_bar {
struct rt_frame_control FC;
u16 Duration;
u8 Addr1[MAC_ADDR_LEN];
u8 Addr2[MAC_ADDR_LEN];
struct rt_bar_control BarControl;
BASEQ_CONTROL StartingSeq;
};
/*7.2.1.7 */
struct PACKED rt_frame_ba {
struct rt_frame_control FC;
u16 Duration;
u8 Addr1[MAC_ADDR_LEN];
u8 Addr2[MAC_ADDR_LEN];
struct rt_bar_control BarControl;
BASEQ_CONTROL StartingSeq;
u8 bitmask[8];
};
/* Radio Measuement Request Frame Format */
struct PACKED rt_frame_rm_req_action {
struct rt_header_802_11 Hdr;
u8 Category;
u8 Action;
u8 Token;
u16 Repetition;
u8 data[0];
};
struct PACKED rt_ht_ext_channel_switch_announcement_ie {
u8 ID;
u8 Length;
u8 ChannelSwitchMode;
u8 NewRegClass;
u8 NewChannelNum;
u8 ChannelSwitchCount;
};
/* */
/* _Limit must be the 2**n - 1 */
/* _SEQ1 , _SEQ2 must be within 0 ~ _Limit */
/* */
#define SEQ_STEPONE(_SEQ1, _SEQ2, _Limit) ((_SEQ1 == ((_SEQ2+1) & _Limit)))
#define SEQ_SMALLER(_SEQ1, _SEQ2, _Limit) (((_SEQ1-_SEQ2) & ((_Limit+1)>>1)))
#define SEQ_LARGER(_SEQ1, _SEQ2, _Limit) ((_SEQ1 != _SEQ2) && !(((_SEQ1-_SEQ2) & ((_Limit+1)>>1))))
#define SEQ_WITHIN_WIN(_SEQ1, _SEQ2, _WIN, _Limit) (SEQ_LARGER(_SEQ1, _SEQ2, _Limit) && \
SEQ_SMALLER(_SEQ1, ((_SEQ2+_WIN+1)&_Limit), _Limit))
/* */
/* Contention-free parameter (without ID and Length) */
/* */
struct PACKED rt_cf_parm {
BOOLEAN bValid; /* 1: variable contains valid value */
u8 CfpCount;
u8 CfpPeriod;
u16 CfpMaxDuration;
u16 CfpDurRemaining;
};
struct rt_cipher_suite {
NDIS_802_11_ENCRYPTION_STATUS PairCipher; /* Unicast cipher 1, this one has more secured cipher suite */
NDIS_802_11_ENCRYPTION_STATUS PairCipherAux; /* Unicast cipher 2 if AP announce two unicast cipher suite */
NDIS_802_11_ENCRYPTION_STATUS GroupCipher; /* Group cipher */
u16 RsnCapability; /* RSN capability from beacon */
BOOLEAN bMixMode; /* Indicate Pair & Group cipher might be different */
};
/* EDCA configuration from AP's BEACON/ProbeRsp */
struct rt_edca_parm {
BOOLEAN bValid; /* 1: variable contains valid value */
BOOLEAN bAdd; /* 1: variable contains valid value */
BOOLEAN bQAck;
BOOLEAN bQueueRequest;
BOOLEAN bTxopRequest;
BOOLEAN bAPSDCapable;
/* BOOLEAN bMoreDataAck; */
u8 EdcaUpdateCount;
u8 Aifsn[4]; /* 0:AC_BK, 1:AC_BE, 2:AC_VI, 3:AC_VO */
u8 Cwmin[4];
u8 Cwmax[4];
u16 Txop[4]; /* in unit of 32-us */
BOOLEAN bACM[4]; /* 1: Admission Control of AC_BK is mandattory */
};
/* QBSS LOAD information from QAP's BEACON/ProbeRsp */
struct rt_qbss_load_parm {
BOOLEAN bValid; /* 1: variable contains valid value */
u16 StaNum;
u8 ChannelUtilization;
u16 RemainingAdmissionControl; /* in unit of 32-us */
};
/* QBSS Info field in QSTA's assoc req */
struct PACKED rt_qbss_sta_info_parm {
u8 UAPSD_AC_VO:1;
u8 UAPSD_AC_VI:1;
u8 UAPSD_AC_BK:1;
u8 UAPSD_AC_BE:1;
u8 Rsv1:1;
u8 MaxSPLength:2;
u8 Rsv2:1;
};
/* QBSS Info field in QAP's Beacon/ProbeRsp */
struct PACKED rt_qbss_ap_info_parm {
u8 ParamSetCount:4;
u8 Rsv:3;
u8 UAPSD:1;
};
/* QOS Capability reported in QAP's BEACON/ProbeRsp */
/* QOS Capability sent out in QSTA's AssociateReq/ReAssociateReq */
struct rt_qos_capability_parm {
BOOLEAN bValid; /* 1: variable contains valid value */
BOOLEAN bQAck;
BOOLEAN bQueueRequest;
BOOLEAN bTxopRequest;
/* BOOLEAN bMoreDataAck; */
u8 EdcaUpdateCount;
};
struct rt_wpa_ie {
u8 IELen;
u8 IE[MAX_CUSTOM_LEN];
};
struct rt_bss_entry {
u8 Bssid[MAC_ADDR_LEN];
u8 Channel;
u8 CentralChannel; /*Store the wide-band central channel for 40MHz. .used in 40MHz AP. Or this is the same as Channel. */
u8 BssType;
u16 AtimWin;
u16 BeaconPeriod;
u8 SupRate[MAX_LEN_OF_SUPPORTED_RATES];
u8 SupRateLen;
u8 ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
u8 ExtRateLen;
struct rt_ht_capability_ie HtCapability;
u8 HtCapabilityLen;
struct rt_add_ht_info_ie AddHtInfo; /* AP might use this additional ht info IE */
u8 AddHtInfoLen;
u8 NewExtChanOffset;
char Rssi;
u8 Privacy; /* Indicate security function ON/OFF. Don't mess up with auth mode. */
u8 Hidden;
u16 DtimPeriod;
u16 CapabilityInfo;
u16 CfpCount;
u16 CfpPeriod;
u16 CfpMaxDuration;
u16 CfpDurRemaining;
u8 SsidLen;
char Ssid[MAX_LEN_OF_SSID];
unsigned long LastBeaconRxTime; /* OS's timestamp */
BOOLEAN bSES;
/* New for WPA2 */
struct rt_cipher_suite WPA; /* AP announced WPA cipher suite */
struct rt_cipher_suite WPA2; /* AP announced WPA2 cipher suite */
/* New for microsoft WPA support */
struct rt_ndis_802_11_fixed_ies FixIEs;
NDIS_802_11_AUTHENTICATION_MODE AuthModeAux; /* Addition mode for WPA2 / WPA capable AP */
NDIS_802_11_AUTHENTICATION_MODE AuthMode;
NDIS_802_11_WEP_STATUS WepStatus; /* Unicast Encryption Algorithm extract from VAR_IE */
u16 VarIELen; /* Length of next VIE include EID & Length */
u8 VarIEs[MAX_VIE_LEN];
/* CCX Ckip information */
u8 CkipFlag;
/* CCX 2 TSF */
u8 PTSF[4]; /* Parent TSF */
u8 TTSF[8]; /* Target TSF */
/* 802.11e d9, and WMM */
struct rt_edca_parm EdcaParm;
struct rt_qos_capability_parm QosCapability;
struct rt_qbss_load_parm QbssLoad;
struct rt_wpa_ie WpaIE;
struct rt_wpa_ie RsnIE;
};
struct rt_bss_table {
u8 BssNr;
u8 BssOverlapNr;
struct rt_bss_entry BssEntry[MAX_LEN_OF_BSS_TABLE];
};
struct rt_mlme_queue_elem {
unsigned long Machine;
unsigned long MsgType;
unsigned long MsgLen;
u8 Msg[MGMT_DMA_BUFFER_SIZE];
LARGE_INTEGER TimeStamp;
u8 Rssi0;
u8 Rssi1;
u8 Rssi2;
u8 Signal;
u8 Channel;
u8 Wcid;
BOOLEAN Occupied;
};
struct rt_mlme_queue {
unsigned long Num;
unsigned long Head;
unsigned long Tail;
spinlock_t Lock;
struct rt_mlme_queue_elem Entry[MAX_LEN_OF_MLME_QUEUE];
};
typedef void(*STATE_MACHINE_FUNC) (void *Adaptor, struct rt_mlme_queue_elem *Elem);
struct rt_state_machine {
unsigned long Base;
unsigned long NrState;
unsigned long NrMsg;
unsigned long CurrState;
STATE_MACHINE_FUNC *TransFunc;
};
/* MLME AUX data structure that hold temporarliy settings during a connection attempt. */
/* Once this attemp succeeds, all settings will be copy to pAd->StaActive. */
/* A connection attempt (user set OID, roaming, CCX fast roaming,..) consists of */
/* several steps (JOIN, AUTH, ASSOC or REASSOC) and may fail at any step. We purposely */
/* separate this under-trial settings away from pAd->StaActive so that once */
/* this new attempt failed, driver can auto-recover back to the active settings. */
struct rt_mlme_aux {
u8 BssType;
u8 Ssid[MAX_LEN_OF_SSID];
u8 SsidLen;
u8 Bssid[MAC_ADDR_LEN];
u8 AutoReconnectSsid[MAX_LEN_OF_SSID];
u8 AutoReconnectSsidLen;
u16 Alg;
u8 ScanType;
u8 Channel;
u8 CentralChannel;
u16 Aid;
u16 CapabilityInfo;
u16 BeaconPeriod;
u16 CfpMaxDuration;
u16 CfpPeriod;
u16 AtimWin;
/* Copy supported rate from desired AP's beacon. We are trying to match */
/* AP's supported and extended rate settings. */
u8 SupRate[MAX_LEN_OF_SUPPORTED_RATES];
u8 ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
u8 SupRateLen;
u8 ExtRateLen;
struct rt_ht_capability_ie HtCapability;
u8 HtCapabilityLen;
struct rt_add_ht_info_ie AddHtInfo; /* AP might use this additional ht info IE */
u8 NewExtChannelOffset;
/*struct rt_ht_capability SupportedHtPhy; */
/* new for QOS */
struct rt_qos_capability_parm APQosCapability; /* QOS capability of the current associated AP */
struct rt_edca_parm APEdcaParm; /* EDCA parameters of the current associated AP */
struct rt_qbss_load_parm APQbssLoad; /* QBSS load of the current associated AP */
/* new to keep Ralink specific feature */
unsigned long APRalinkIe;
struct rt_bss_table SsidBssTab; /* AP list for the same SSID */
struct rt_bss_table RoamTab; /* AP list eligible for roaming */
unsigned long BssIdx;
unsigned long RoamIdx;
BOOLEAN CurrReqIsFromNdis;
struct rt_ralink_timer BeaconTimer, ScanTimer;
struct rt_ralink_timer AuthTimer;
struct rt_ralink_timer AssocTimer, ReassocTimer, DisassocTimer;
};
struct rt_mlme_addba_req {
u8 Wcid; /* */
u8 pAddr[MAC_ADDR_LEN];
u8 BaBufSize;
u16 TimeOutValue;
u8 TID;
u8 Token;
u16 BaStartSeq;
};
struct rt_mlme_delba_req {
u8 Wcid; /* */
u8 Addr[MAC_ADDR_LEN];
u8 TID;
u8 Initiator;
};
/* assoc struct is equal to reassoc */
struct rt_mlme_assoc_req {
u8 Addr[MAC_ADDR_LEN];
u16 CapabilityInfo;
u16 ListenIntv;
unsigned long Timeout;
};
struct rt_mlme_disassoc_req {
u8 Addr[MAC_ADDR_LEN];
u16 Reason;
};
struct rt_mlme_auth_req {
u8 Addr[MAC_ADDR_LEN];
u16 Alg;
unsigned long Timeout;
};
struct rt_mlme_deauth_req {
u8 Addr[MAC_ADDR_LEN];
u16 Reason;
};
struct rt_mlme_join_req {
unsigned long BssIdx;
};
struct rt_mlme_scan_req {
u8 Bssid[MAC_ADDR_LEN];
u8 BssType;
u8 ScanType;
u8 SsidLen;
char Ssid[MAX_LEN_OF_SSID];
};
struct rt_mlme_start_req {
char Ssid[MAX_LEN_OF_SSID];
u8 SsidLen;
};
struct PACKED rt_eid {
u8 Eid;
u8 Len;
u8 Octet[1];
};
struct PACKED rt_rtmp_tx_rate_switch {
u8 ItemNo;
u8 STBC:1;
u8 ShortGI:1;
u8 BW:1;
u8 Rsv1:1;
u8 Mode:2;
u8 Rsv2:2;
u8 CurrMCS;
u8 TrainUp;
u8 TrainDown;
};
/* ========================== AP mlme.h =============================== */
#define TBTT_PRELOAD_TIME 384 /* usec. LomgPreamble + 24-byte at 1Mbps */
#define DEFAULT_DTIM_PERIOD 1
#define MAC_TABLE_AGEOUT_TIME 300 /* unit: sec */
#define MAC_TABLE_ASSOC_TIMEOUT 5 /* unit: sec */
#define MAC_TABLE_FULL(Tab) ((Tab).size == MAX_LEN_OF_MAC_TABLE)
/* AP shall drop the sta if contine Tx fail count reach it. */
#define MAC_ENTRY_LIFE_CHECK_CNT 20 /* packet cnt. */
/* Value domain of pMacEntry->Sst */
typedef enum _Sst {
SST_NOT_AUTH, /* 0: equivalent to IEEE 802.11/1999 state 1 */
SST_AUTH, /* 1: equivalent to IEEE 802.11/1999 state 2 */
SST_ASSOC /* 2: equivalent to IEEE 802.11/1999 state 3 */
} SST;
/* value domain of pMacEntry->AuthState */
typedef enum _AuthState {
AS_NOT_AUTH,
AS_AUTH_OPEN, /* STA has been authenticated using OPEN SYSTEM */
AS_AUTH_KEY, /* STA has been authenticated using SHARED KEY */
AS_AUTHENTICATING /* STA is waiting for AUTH seq#3 using SHARED KEY */
} AUTH_STATE;
/*for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114 */
typedef enum _ApWpaState {
AS_NOTUSE, /* 0 */
AS_DISCONNECT, /* 1 */
AS_DISCONNECTED, /* 2 */
AS_INITIALIZE, /* 3 */
AS_AUTHENTICATION, /* 4 */
AS_AUTHENTICATION2, /* 5 */
AS_INITPMK, /* 6 */
AS_INITPSK, /* 7 */
AS_PTKSTART, /* 8 */
AS_PTKINIT_NEGOTIATING, /* 9 */
AS_PTKINITDONE, /* 10 */
AS_UPDATEKEYS, /* 11 */
AS_INTEGRITY_FAILURE, /* 12 */
AS_KEYUPDATE, /* 13 */
} AP_WPA_STATE;
/* for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114 */
typedef enum _GTKState {
REKEY_NEGOTIATING,
REKEY_ESTABLISHED,
KEYERROR,
} GTK_STATE;
/* for-wpa value domain of pMacEntry->WpaState 802.1i D3 p.114 */
typedef enum _WpaGTKState {
SETKEYS,
SETKEYS_DONE,
} WPA_GTK_STATE;
/* ====================== end of AP mlme.h ============================ */
#endif /* MLME_H__ */