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1 /*
2  * rate.h
3  *
4  * Copyright(c) 1998 - 2010 Texas Instruments. All rights reserved.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  *  * Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  *  * Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in
15  *    the documentation and/or other materials provided with the
16  *    distribution.
17  *  * Neither the name Texas Instruments nor the names of its
18  *    contributors may be used to endorse or promote products derived
19  *    from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 
35 /** \file  rate.h
36  *  \brief Rate conversion
37  *
38  *  \see   rate.c
39  */
40 
41 #ifndef RATE_H
42 #define RATE_H
43 
44 #include "TWDriver.h"
45 
46 
47 typedef enum
48 {
49     NET_BASIC_MASK      = 0x80,
50     NET_RATE_AUTO       = 0x00,
51     NET_RATE_1M         = 0x02,
52     NET_RATE_2M         = 0x04,
53     NET_RATE_5_5M       = 0x0B,
54     NET_RATE_11M        = 0x16,
55     NET_RATE_22M        = 0x2C,
56     NET_RATE_6M         = 0x0C,
57     NET_RATE_9M         = 0x12,
58     NET_RATE_12M        = 0x18,
59     NET_RATE_18M        = 0x24,
60     NET_RATE_24M        = 0x30,
61     NET_RATE_36M        = 0x48,
62     NET_RATE_48M        = 0x60,
63     NET_RATE_54M        = 0x6C,
64     NET_RATE_MCS0       = 0x0D, /* MCS0 6.5M */
65     NET_RATE_MCS1       = 0x1A, /* MCS1 13M */
66     NET_RATE_MCS2       = 0x27, /* MCS2 19.5M */
67     NET_RATE_MCS3       = 0x34, /* MCS3 26M */
68     NET_RATE_MCS4       = 0x4E, /* MCS4 39M */
69     NET_RATE_MCS5       = 0x68, /* MCS5 52M */
70     NET_RATE_MCS6       = 0x75, /* MCS6 58.5M */
71     NET_RATE_MCS7       = 0x7F  /* MCS7 65M */
72 
73 } ENetRate;
74 
75 
76 typedef enum
77 {
78     NET_RATE_1M_BASIC   = (NET_RATE_1M   | NET_BASIC_MASK),
79     NET_RATE_2M_BASIC   = (NET_RATE_2M   | NET_BASIC_MASK),
80     NET_RATE_5_5M_BASIC = (NET_RATE_5_5M | NET_BASIC_MASK),
81     NET_RATE_11M_BASIC  = (NET_RATE_11M  | NET_BASIC_MASK),
82     NET_RATE_22M_BASIC  = (NET_RATE_22M  | NET_BASIC_MASK),
83     NET_RATE_6M_BASIC   = (NET_RATE_6M   | NET_BASIC_MASK),
84     NET_RATE_9M_BASIC   = (NET_RATE_9M   | NET_BASIC_MASK),
85     NET_RATE_12M_BASIC  = (NET_RATE_12M  | NET_BASIC_MASK),
86     NET_RATE_18M_BASIC  = (NET_RATE_18M  | NET_BASIC_MASK),
87     NET_RATE_24M_BASIC  = (NET_RATE_24M  | NET_BASIC_MASK),
88     NET_RATE_36M_BASIC  = (NET_RATE_36M  | NET_BASIC_MASK),
89     NET_RATE_48M_BASIC  = (NET_RATE_48M  | NET_BASIC_MASK),
90     NET_RATE_54M_BASIC  = (NET_RATE_54M  | NET_BASIC_MASK),
91     NET_RATE_MCS0_BASIC  = (NET_RATE_MCS0  | NET_BASIC_MASK),
92     NET_RATE_MCS1_BASIC  = (NET_RATE_MCS1  | NET_BASIC_MASK),
93     NET_RATE_MCS2_BASIC  = (NET_RATE_MCS2  | NET_BASIC_MASK),
94     NET_RATE_MCS3_BASIC  = (NET_RATE_MCS3  | NET_BASIC_MASK),
95     NET_RATE_MCS4_BASIC  = (NET_RATE_MCS4  | NET_BASIC_MASK),
96     NET_RATE_MCS5_BASIC  = (NET_RATE_MCS5  | NET_BASIC_MASK),
97     NET_RATE_MCS6_BASIC  = (NET_RATE_MCS6  | NET_BASIC_MASK),
98     NET_RATE_MCS7_BASIC  = (NET_RATE_MCS7  | NET_BASIC_MASK)
99 
100 } ENetRateBasic;
101 
102 
103 typedef enum
104 {
105     BASIC_RATE_SET_1_2                  = 0,
106     BASIC_RATE_SET_1_2_5_5_11           = 1,
107     BASIC_RATE_SET_UP_TO_12             = 2,
108     BASIC_RATE_SET_UP_TO_18             = 3,
109     BASIC_RATE_SET_1_2_5_5_6_11_12_24   = 4,
110     BASIC_RATE_SET_UP_TO_36             = 5,
111     BASIC_RATE_SET_UP_TO_48             = 6,
112     BASIC_RATE_SET_UP_TO_54             = 7,
113     BASIC_RATE_SET_UP_TO_24             = 8,
114     BASIC_RATE_SET_6_12_24              = 9,
115     BASIC_RATE_SET_ALL_MCS_RATES        = 10
116 } EBasicRateSet;
117 
118 
119 /* Keep increasing define values - related to increasing suported rates */
120 typedef enum
121 {
122     SUPPORTED_RATE_SET_1_2              = 0,
123     SUPPORTED_RATE_SET_1_2_5_5_11       = 1,
124     SUPPORTED_RATE_SET_1_2_5_5_11_22    = 2,
125     SUPPORTED_RATE_SET_UP_TO_18         = 3,
126     SUPPORTED_RATE_SET_UP_TO_24         = 4,
127     SUPPORTED_RATE_SET_UP_TO_36         = 5,
128     SUPPORTED_RATE_SET_UP_TO_48         = 6,
129     SUPPORTED_RATE_SET_UP_TO_54         = 7,
130     SUPPORTED_RATE_SET_ALL              = 8,
131     SUPPORTED_RATE_SET_ALL_OFDM         = 9,
132     SUPPORTED_RATE_SET_ALL_MCS_RATES    = 10
133 
134 } ESupportedRateSet;
135 
136 
137 typedef enum
138 {
139     DRV_MODULATION_NONE     = 0,
140     DRV_MODULATION_CCK      = 1,
141     DRV_MODULATION_PBCC     = 2,
142     DRV_MODULATION_QPSK     = 3,
143     DRV_MODULATION_OFDM     = 4
144 
145 } EModulationType;
146 
147 
148 #define NET_BASIC_RATE(rate)       ((rate) & NET_BASIC_MASK)
149 #define NET_ACTIVE_RATE(rate)      (!NET_BASIC_RATE (rate))
150 
151 
152 ERate     rate_NumberToDrv (TI_UINT32 rate);
153 TI_UINT32 rate_DrvToNumber (ERate eRate);
154 ERate     rate_NetToDrv (TI_UINT32 rate);
155 ENetRate  rate_DrvToNet (ERate eRate);
156 TI_STATUS rate_DrvBitmapToNetStr (TI_UINT32 uSuppRatesBitMap, TI_UINT32 uBasicRatesBitMap, TI_UINT8 *string, TI_UINT32 *len, TI_UINT32 *pFirstOfdmRate);
157 TI_STATUS rate_DrvBitmapToNetStrIncluding11n (TI_UINT32 uSuppRatesBitMap, TI_UINT32 uBasicRatesBitMap, TI_UINT8 *string, TI_UINT32 *pFirstOfdmRate);
158 TI_STATUS rate_NetStrToDrvBitmap (TI_UINT32 *pBitMap, TI_UINT8 *string, TI_UINT32 len);
159 TI_STATUS rate_NetBasicStrToDrvBitmap (TI_UINT32 *pBitMap, TI_UINT8 *string, TI_UINT32 len);
160 TI_STATUS rate_McsNetStrToDrvBitmap (TI_UINT32 *pBitMap, TI_UINT8 *string);
161 TI_STATUS rate_DrvBitmapToHwBitmap (TI_UINT32 uDrvBitmap, TI_UINT32 *pHwBitmap);
162 TI_STATUS rate_PolicyToDrv (ETxRateClassId ePolicyRate, ERate *eAppRate);
163 TI_UINT32 rate_BasicToDrvBitmap (EBasicRateSet eBasicRateSet, TI_BOOL bDot11a);
164 TI_UINT32 rate_SupportedToDrvBitmap (ESupportedRateSet eSupportedRateSet, TI_BOOL bDot11a);
165 
166 ERate     rate_GetMaxFromDrvBitmap (TI_UINT32 uBitMap);
167 ENetRate  rate_GetMaxBasicFromStr (TI_UINT8 *pRatesString, TI_UINT32 len, ENetRate eMaxRate);
168 ENetRate  rate_GetMaxActiveFromStr (TI_UINT8 *pRatesString, TI_UINT32 len, ENetRate eMaxRate);
169 
170 TI_STATUS rate_ValidateVsBand (TI_UINT32 *pSupportedMask, TI_UINT32 *pBasicMask, TI_BOOL bDot11a);
171 
172 TI_UINT32 rate_GetDrvBitmapForDefaultBasicSet (void);
173 TI_UINT32 rate_GetDrvBitmapForDefaultSupporteSet (void);
174 
175 #endif
176 
177 
178