path: root/drivers/staging/rt3090/mlme.h

/*
 *************************************************************************
 * 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:
    Miniport generic portion header file

    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"

#ifdef CONFIG_STA_SUPPORT
#endif // CONFIG_STA_SUPPORT //


// 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
//#define TBTT_PRELOAD_TIME         384        // usec. LomgPreamble + 24-byte at 1Mbps

// 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


#ifdef CONFIG_STA_SUPPORT
#define CW_MAX_IN_BITS              10        // actual CwMax = 2^CW_MAX_IN_BITS - 1
#endif // CONFIG_STA_SUPPORT //

#ifdef CONFIG_APSTA_MIXED_SUPPORT
extern UINT32 CW_MAX_IN_BITS;
#endif // CONFIG_APSTA_MIXED_SUPPORT //

// 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 PEER_KEY_NOT_USED                0
//#define PEER_KEY_64_BIT                  64
//#define PEER_KEY_128_BIT                 128

//#define PEER_KEY_64BIT_LEN               8
//#define PEER_KEY_128BIT_LEN              16

#define BSS_NOT_FOUND                    0xFFFFFFFF


#ifdef CONFIG_STA_SUPPORT
#define MAX_LEN_OF_MLME_QUEUE            40 //10
#endif // CONFIG_STA_SUPPORT //

#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

#ifdef DOT11N_DRAFT3
#define SCAN_2040_BSS_COEXIST                  26
#endif // DOT11N_DRAFT3 //

//#define BSS_TABLE_EMPTY(x)