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/*
**
*/
/*! \file "nic_rate.c"
\brief This file contains the transmission rate handling routines.
This file contains the transmission rate handling routines for setting up
ACK/CTS Rate, Highest Tx Rate, Lowest Tx Rate, Initial Tx Rate and do
conversion between Rate Set and Data Rates.
*/
/*
** Log: rate.c
**
** 07 12 2013 terry.wu
** [BORA00002207] [MT6630 Wi-Fi] TXM & MQM Implementation
** 1. Update VHT IE composing function
** 2. disable bow
** 3. Exchange bss/sta rec update sequence for temp solution
**
** 11 06 2012 eason.tsai
** [BORA00002255] [MT6630 Wi-Fi][Driver] develop
** .
**
** 09 17 2012 cm.chang
** [BORA00002149] [MT6630 Wi-Fi] Initial software development
** Duplicate source from MT6620 v2.3 driver branch
** (Davinci label: MT6620_WIFI_Driver_V2_3_120913_1942_As_MT6630_Base)
*
* 07 08 2010 cp.wu
*
* [WPD00003833] [MT6620 and MT5931] Driver migration - move to new repository.
*
* 06 08 2010 cp.wu
* [WPD00003833][MT6620 and MT5931] Driver migration
* add rate.c.
*
* 03 16 2010 kevin.huang
* [BORA00000663][WIFISYS][New Feature] AdHoc Mode Support
* Add AdHoc Mode
*
* 12 18 2009 cm.chang
* [BORA00000018]Integrate WIFI part into BORA for the 1st time
* .
*
* Nov 23 2009 mtk01461
* [BORA00000018] Integrate WIFI part into BORA for the 1st time
* Update comments
*
* Nov 16 2009 mtk01461
* [BORA00000018] Integrate WIFI part into BORA for the 1st time
* Fix DBGLOG
*
* Nov 5 2009 mtk01461
* [BORA00000018] Integrate WIFI part into BORA for the 1st time
*
** \main\maintrunk.MT5921\12 2008-12-19 17:19:32 GMT mtk01461
** Fix the problem that do not ASSERT the length of Supported Rate IE == 8
** \main\maintrunk.MT5921\11 2008-12-01 18:17:42 GMT mtk01088
** fixed the lint "possible using null pointer" warning
** \main\maintrunk.MT5921\10 2008-08-20 00:16:36 GMT mtk01461
** Update for Driver Review
** \main\maintrunk.MT5921\9 2008-04-13 21:17:13 GMT mtk01461
** Revise GEN Link Speed OID
** \main\maintrunk.MT5921\8 2008-03-28 10:40:13 GMT mtk01461
** Add rateGetRateSetFromDataRates() for set desired rate OID
** \main\maintrunk.MT5921\7 2008-03-26 09:16:20 GMT mtk01461
** Add adopt operational rate as ACK rate if BasicRateSet was not found
** Add comments
** \main\maintrunk.MT5921\6 2008-02-21 15:01:39 GMT mtk01461
** Add initial rate according rx signal quality support
** \main\maintrunk.MT5921\5 2008-01-07 15:06:44 GMT mtk01461
** Fix typo of rate adaptation of CtrlResp Frame
** \main\maintrunk.MT5921\4 2007-10-25 18:05:12 GMT mtk01461
** Add VOIP SCAN Support & Refine Roaming
*/
/*******************************************************************************
* C O M P I L E R F L A G S
********************************************************************************
*/
/*******************************************************************************
* E X T E R N A L R E F E R E N C E S
********************************************************************************
*/
#include "precomp.h"
/*******************************************************************************
* C O N S T A N T S
********************************************************************************
*/
const UINT_16 au2RateCCKLong[CCK_RATE_NUM] = {
RATE_CCK_1M_LONG, /* RATE_1M_INDEX = 0 */
RATE_CCK_2M_LONG, /* RATE_2M_INDEX */
RATE_CCK_5_5M_LONG, /* RATE_5_5M_INDEX */
RATE_CCK_11M_LONG /* RATE_11M_INDEX */
};
const UINT_16 au2RateCCKShort[CCK_RATE_NUM] = {
RATE_CCK_1M_LONG, /* RATE_1M_INDEX = 0 */
RATE_CCK_2M_SHORT, /* RATE_2M_INDEX */
RATE_CCK_5_5M_SHORT, /* RATE_5_5M_INDEX */
RATE_CCK_11M_SHORT /* RATE_11M_INDEX */
};
const UINT_16 au2RateOFDM[OFDM_RATE_NUM] = {
RATE_OFDM_6M, /* RATE_6M_INDEX */
RATE_OFDM_9M, /* RATE_9M_INDEX */
RATE_OFDM_12M, /* RATE_12M_INDEX */
RATE_OFDM_18M, /* RATE_18M_INDEX */
RATE_OFDM_24M, /* RATE_24M_INDEX */
RATE_OFDM_36M, /* RATE_36M_INDEX */
RATE_OFDM_48M, /* RATE_48M_INDEX */
RATE_OFDM_54M /* RATE_54M_INDEX */
};
const UINT_16 au2RateHTMixed[HT_RATE_NUM] = {
RATE_MM_MCS_32, /* RATE_MCS32_INDEX, */
RATE_MM_MCS_0, /* RATE_MCS0_INDEX, */
RATE_MM_MCS_1, /* RATE_MCS1_INDEX, */
RATE_MM_MCS_2, /* RATE_MCS2_INDEX, */
RATE_MM_MCS_3, /* RATE_MCS3_INDEX, */
RATE_MM_MCS_4, /* RATE_MCS4_INDEX, */
RATE_MM_MCS_5, /* RATE_MCS5_INDEX, */
RATE_MM_MCS_6, /* RATE_MCS6_INDEX, */
RATE_MM_MCS_7 /* RATE_MCS7_INDEX, */
};
const UINT_16 au2RateHTGreenField[HT_RATE_NUM] = {
RATE_GF_MCS_32, /* RATE_MCS32_INDEX, */
RATE_GF_MCS_0, /* RATE_MCS0_INDEX, */
RATE_GF_MCS_1, /* RATE_MCS1_INDEX, */
RATE_GF_MCS_2, /* RATE_MCS2_INDEX, */
RATE_GF_MCS_3, /* RATE_MCS3_INDEX, */
RATE_GF_MCS_4, /* RATE_MCS4_INDEX, */
RATE_GF_MCS_5, /* RATE_MCS5_INDEX, */
RATE_GF_MCS_6, /* RATE_MCS6_INDEX, */
RATE_GF_MCS_7, /* RATE_MCS7_INDEX, */
};
const UINT_16 au2RateVHT[VHT_RATE_NUM] = {
RATE_VHT_MCS_0, /* RATE_MCS0_INDEX, */
RATE_VHT_MCS_1, /* RATE_MCS1_INDEX, */
RATE_VHT_MCS_2, /* RATE_MCS2_INDEX, */
RATE_VHT_MCS_3, /* RATE_MCS3_INDEX, */
RATE_VHT_MCS_4, /* RATE_MCS4_INDEX, */
RATE_VHT_MCS_5, /* RATE_MCS5_INDEX, */
RATE_VHT_MCS_6, /* RATE_MCS6_INDEX, */
RATE_VHT_MCS_7, /* RATE_MCS7_INDEX, */
RATE_VHT_MCS_8, /* RATE_MCS8_INDEX, */
RATE_VHT_MCS_9 /* RATE_MCS9_INDEX, */
};
/*******************************************************************************
* D A T A T Y P E S
********************************************************************************
*/
/*******************************************************************************
* P U B L I C D A T A
********************************************************************************
*/
/*******************************************************************************
* P R I V A T E D A T A
********************************************************************************
*/
/*******************************************************************************
* M A C R O S
********************************************************************************
*/
/*******************************************************************************
* F U N C T I O N D E C L A R A T I O N S
********************************************************************************
*/
/*******************************************************************************
* F U N C T I O N S
********************************************************************************
*/
WLAN_STATUS nicRateIndex2RateCode(IN UINT_8 ucPreambleOption, IN UINT_8 ucRateIndex, OUT PUINT_16 pu2RateCode)
{
switch (ucPreambleOption) {
case PREAMBLE_DEFAULT_LONG_NONE:
if (ucRateIndex >= CCK_RATE_NUM)
return WLAN_STATUS_INVALID_DATA;
*pu2RateCode = au2RateCCKLong[ucRateIndex];
break;
case PREAMBLE_OPTION_SHORT:
if (ucRateIndex >= CCK_RATE_NUM)
return WLAN_STATUS_INVALID_DATA;
*pu2RateCode = au2RateCCKShort[ucRateIndex];
break;
case PREAMBLE_OFDM_MODE:
if (ucRateIndex >= OFDM_RATE_NUM)
return WLAN_STATUS_INVALID_DATA;
*pu2RateCode = au2RateOFDM[ucRateIndex];
break;
case PREAMBLE_HT_MIXED_MODE:
if (ucRateIndex >= HT_RATE_NUM)
return WLAN_STATUS_INVALID_DATA;
*pu2RateCode = au2RateHTMixed[ucRateIndex];
break;
case PREAMBLE_HT_GREEN_FIELD:
if (ucRateIndex >= HT_RATE_NUM)
return WLAN_STATUS_INVALID_DATA;
*pu2RateCode = au2RateHTGreenField[ucRateIndex];
break;
case PREAMBLE_VHT_FIELD:
if (ucRateIndex >= VHT_RATE_NUM)
return WLAN_STATUS_INVALID_DATA;
*pu2RateCode = au2RateVHT[ucRateIndex];
break;
default:
return WLAN_STATUS_INVALID_DATA;
}
return WLAN_STATUS_SUCCESS;
}
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