1 /* 2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. 3 * All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * 20 * File: datarate.h 21 * 22 * Purpose: Handles the auto fallback & data rates functions 23 * 24 * Author: Lyndon Chen 25 * 26 * Date: July 16, 2002 27 * 28 */ 29 #ifndef __DATARATE_H__ 30 #define __DATARATE_H__ 31 32 /*--------------------- Export Definitions -------------------------*/ 33 34 #define FALLBACK_PKT_COLLECT_TR_H 50 // pkts 35 #define FALLBACK_PKT_COLLECT_TR_L 10 // pkts 36 #define FALLBACK_POLL_SECOND 5 // 5 sec 37 #define FALLBACK_RECOVER_SECOND 30 // 30 sec 38 #define FALLBACK_THRESHOLD 15 // percent 39 #define UPGRADE_THRESHOLD 5 // percent 40 #define UPGRADE_CNT_THRD 3 // times 41 #define RETRY_TIMES_THRD_H 2 // times 42 #define RETRY_TIMES_THRD_L 1 // times 43 44 /*--------------------- Export Classes ----------------------------*/ 45 46 /*--------------------- Export Variables --------------------------*/ 47 48 /*--------------------- Export Types ------------------------------*/ 49 50 /*--------------------- Export Functions --------------------------*/ 51 52 void 53 RATEvParseMaxRate( 54 void *pDeviceHandler, 55 PWLAN_IE_SUPP_RATES pItemRates, 56 PWLAN_IE_SUPP_RATES pItemExtRates, 57 bool bUpdateBasicRate, 58 unsigned short *pwMaxBasicRate, 59 unsigned short *pwMaxSuppRate, 60 unsigned short *pwSuppRate, 61 unsigned char *pbyTopCCKRate, 62 unsigned char *pbyTopOFDMRate 63 ); 64 65 void 66 RATEvTxRateFallBack( 67 void *pDeviceHandler, 68 PKnownNodeDB psNodeDBTable 69 ); 70 71 unsigned char 72 RATEuSetIE( 73 PWLAN_IE_SUPP_RATES pSrcRates, 74 PWLAN_IE_SUPP_RATES pDstRates, 75 unsigned int uRateLen 76 ); 77 78 unsigned short 79 wGetRateIdx( 80 unsigned char byRate 81 ); 82 83 unsigned char 84 DATARATEbyGetRateIdx( 85 unsigned char byRate 86 ); 87 88 #endif //__DATARATE_H__ 89