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
45/*---------------------  Export Classes  ----------------------------*/
46
47/*---------------------  Export Variables  --------------------------*/
48
49
50/*---------------------  Export Types  ------------------------------*/
51
52
53/*---------------------  Export Functions  --------------------------*/
54
55
56
57void
58RATEvParseMaxRate(
59    void *pDeviceHandler,
60    PWLAN_IE_SUPP_RATES pItemRates,
61    PWLAN_IE_SUPP_RATES pItemExtRates,
62    bool bUpdateBasicRate,
63    unsigned short *pwMaxBasicRate,
64    unsigned short *pwMaxSuppRate,
65    unsigned short *pwSuppRate,
66    unsigned char *pbyTopCCKRate,
67    unsigned char *pbyTopOFDMRate
68    );
69
70void
71RATEvTxRateFallBack(
72    void *pDeviceHandler,
73    PKnownNodeDB psNodeDBTable
74    );
75
76unsigned char
77RATEuSetIE(
78    PWLAN_IE_SUPP_RATES pSrcRates,
79    PWLAN_IE_SUPP_RATES pDstRates,
80    unsigned int uRateLen
81    );
82
83unsigned short
84wGetRateIdx(
85    unsigned char byRate
86    );
87
88
89unsigned char
90DATARATEbyGetRateIdx(
91    unsigned char byRate
92    );
93
94
95#endif //__DATARATE_H__
96