rtl8188e_rf6052.c
/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
/******************************************************************************
*
*
* Module: rtl8192c_rf6052.c ( Source C File)
*
* Note: Provide RF 6052 series relative API.
*
* Function:
*
* Export:
*
* Abbrev:
*
* History:
* Data Who Remark
*
* 09/25/2008 MHC Create initial version.
* 11/05/2008 MHC Add API for tw power setting.
*
*
******************************************************************************/
#define _RTL8188E_RF6052_C_
#include <osdep_service.h>
#include <drv_types.h>
#include <rtl8188e_hal.h>
/*---------------------------Define Local Constant---------------------------*/
/* Define local structure for debug!!!!! */
struct rf_shadow {
/* Shadow register value */
u32 Value;
/* Compare or not flag */
u8 Compare;
/* Record If it had ever modified unpredicted */
u8 ErrorOrNot;
/* Recorver Flag */
u8 Recorver;
/* */
u8 Driver_Write;
};
/*---------------------------Define Local Constant---------------------------*/
/*------------------------Define global variable-----------------------------*/
/*------------------------Define local variable------------------------------*/
/*-----------------------------------------------------------------------------
* Function: RF_ChangeTxPath
*
* Overview: For RL6052, we must change some RF settign for 1T or 2T.
*
* Input: u16 DataRate 0x80-8f, 0x90-9f
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 09/25/2008 MHC Create Version 0.
* Firmwaer support the utility later.
*
*---------------------------------------------------------------------------*/
void rtl8188e_RF_ChangeTxPath(struct adapter *Adapter, u16 DataRate)
{
/* We do not support gain table change inACUT now !!!! Delete later !!! */
} /* RF_ChangeTxPath */
/*-----------------------------------------------------------------------------
* Function: PHY_RF6052SetBandwidth()
*
* Overview: This function is called by SetBWModeCallback8190Pci() only
*
* Input: struct adapter *Adapter
* WIRELESS_BANDWIDTH_E Bandwidth 20M or 40M
*
* Output: NONE
*
* Return: NONE
*
* Note: For RF type 0222D
*---------------------------------------------------------------------------*/
void rtl8188e_PHY_RF6052SetBandwidth(struct adapter *Adapter,
enum ht_channel_width Bandwidth)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
switch (Bandwidth) {
case HT_CHANNEL_WIDTH_20:
pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | BIT(10) | BIT(11));
PHY_SetRFReg(Adapter, RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
break;
case HT_CHANNEL_WIDTH_40:
pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | BIT(10));
PHY_SetRFReg(Adapter, RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
break;
default:
break;
}
}
/*-----------------------------------------------------------------------------
* Function: PHY_RF6052SetCckTxPower
*
* Overview:
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/05/2008 MHC Simulate 8192series..
*
*---------------------------------------------------------------------------*/
void
rtl8188e_PHY_RF6052SetCckTxPower(
struct adapter *Adapter,
u8 *pPowerlevel)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
struct dm_priv *pdmpriv = &pHalData->dmpriv;
struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
u32 TxAGC[2] = {0, 0}, tmpval = 0, pwrtrac_value;
bool TurboScanOff = false;
u8 idx1, idx2;
u8 *ptr;
u8 direction;
/* FOR CE ,must disable turbo scan */
TurboScanOff = true;
if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
TxAGC[RF_PATH_A] = 0x3f3f3f3f;
TxAGC[RF_PATH_B] = 0x3f3f3f3f;
TurboScanOff = true;/* disable turbo scan */
if (TurboScanOff) {
for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
TxAGC[idx1] =
pPowerlevel[idx1] | (pPowerlevel[idx1]<<8) |
(pPowerlevel[idx1]<<16) | (pPowerlevel[idx1]<<24);
/* 2010/10/18 MH For external PA module. We need to limit power index to be less than 0x20. */
if (TxAGC[idx1] > 0x20 && pHalData->ExternalPA)
TxAGC[idx1] = 0x20;
}
}
} else {
/* Driver dynamic Tx power shall not affect Tx power.
* It shall be determined by power training mechanism.
i * Currently, we cannot fully disable driver dynamic
* tx power mechanism because it is referenced by BT
* coexist mechanism.
* In the future, two mechanism shall be separated from
* each other and maintained independantly. */
if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level1) {
TxAGC[RF_PATH_A] = 0x10101010;
TxAGC[RF_PATH_B] = 0x10101010;
} else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level2) {
TxAGC[RF_PATH_A] = 0x00000000;
TxAGC[RF_PATH_B] = 0x00000000;
} else {
for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
TxAGC[idx1] =
pPowerlevel[idx1] | (pPowerlevel[idx1]<<8) |
(pPowerlevel[idx1]<<16) | (pPowerlevel[idx1]<<24);
}
if (pHalData->EEPROMRegulatory == 0) {
tmpval = (pHalData->MCSTxPowerLevelOriginalOffset[0][6]) +
(pHalData->MCSTxPowerLevelOriginalOffset[0][7]<<8);
TxAGC[RF_PATH_A] += tmpval;
tmpval = (pHalData->MCSTxPowerLevelOriginalOffset[0][14]) +
(pHalData->MCSTxPowerLevelOriginalOffset[0][15]<<24);
TxAGC[RF_PATH_B] += tmpval;
}
}
}
for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
ptr = (u8 *)(&(TxAGC[idx1]));
for (idx2 = 0; idx2 < 4; idx2++) {
if (*ptr > RF6052_MAX_TX_PWR)
*ptr = RF6052_MAX_TX_PWR;
ptr++;
}
}
ODM_TxPwrTrackAdjust88E(&pHalData->odmpriv, 1, &direction, &pwrtrac_value);
if (direction == 1) {
/* Increase TX pwoer */
TxAGC[0] += pwrtrac_value;
TxAGC[1] += pwrtrac_value;
} else if (direction == 2) {
/* Decrease TX pwoer */
TxAGC[0] -= pwrtrac_value;
TxAGC[1] -= pwrtrac_value;
}
/* rf-A cck tx power */
tmpval = TxAGC[RF_PATH_A]&0xff;
PHY_SetBBReg(Adapter, rTxAGC_A_CCK1_Mcs32, bMaskByte1, tmpval);
tmpval = TxAGC[RF_PATH_A]>>8;
PHY_SetBBReg(Adapter, rTxAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval);
/* rf-B cck tx power */
tmpval = TxAGC[RF_PATH_B]>>24;
PHY_SetBBReg(Adapter, rTxAGC_B_CCK11_A_CCK2_11, bMaskByte0, tmpval);
tmpval = TxAGC[RF_PATH_B]&0x00ffffff;
PHY_SetBBReg(Adapter, rTxAGC_B_CCK1_55_Mcs32, 0xffffff00, tmpval);
} /* PHY_RF6052SetCckTxPower */
/* */
/* powerbase0 for OFDM rates */
/* powerbase1 for HT MCS rates */
/* */
static void getpowerbase88e(struct adapter *Adapter, u8 *pPowerLevelOFDM,
u8 *pPowerLevelBW20, u8 *pPowerLevelBW40, u8 Channel, u32 *OfdmBase, u32 *MCSBase)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
u32 powerBase0, powerBase1;
u8 i, powerlevel[2];
for (i = 0; i < 2; i++) {
powerBase0 = pPowerLevelOFDM[i];
powerBase0 = (powerBase0<<24) | (powerBase0<<16) | (powerBase0<<8) | powerBase0;
*(OfdmBase+i) = powerBase0;
}
for (i = 0; i < pHalData->NumTotalRFPath; i++) {
/* Check HT20 to HT40 diff */
if (pHalData->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
powerlevel[i] = pPowerLevelBW20[i];
else
powerlevel[i] = pPowerLevelBW40[i];
powerBase1 = powerlevel[i];
powerBase1 = (powerBase1<<24) | (powerBase1<<16) | (powerBase1<<8) | powerBase1;
*(MCSBase+i) = powerBase1;
}
}
static void get_rx_power_val_by_reg(struct adapter *Adapter, u8 Channel,
u8 index, u32 *powerBase0, u32 *powerBase1,
u32 *pOutWriteVal)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
struct dm_priv *pdmpriv = &pHalData->dmpriv;
u8 i, chnlGroup = 0, pwr_diff_limit[4], customer_pwr_limit;
s8 pwr_diff = 0;
u32 writeVal, customer_limit, rf;
u8 Regulatory = pHalData->EEPROMRegulatory;
/* Index 0 & 1= legacy OFDM, 2-5=HT_MCS rate */
for (rf = 0; rf < 2; rf++) {
switch (Regulatory) {
case 0: /* Realtek better performance */
/* increase power diff defined by Realtek for large power */
chnlGroup = 0;
writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf ? 8 : 0)] +
((index < 2) ? powerBase0[rf] : powerBase1[rf]);
break;
case 1: /* Realtek regulatory */
/* increase power diff defined by Realtek for regulatory */
if (pHalData->pwrGroupCnt == 1)
chnlGroup = 0;
if (pHalData->pwrGroupCnt >= pHalData->PGMaxGroup) {
if (Channel < 3) /* Chanel 1-2 */
chnlGroup = 0;
else if (Channel < 6) /* Channel 3-5 */
chnlGroup = 1;
else if (Channel < 9) /* Channel 6-8 */
chnlGroup = 2;
else if (Channel < 12) /* Channel 9-11 */
chnlGroup = 3;
else if (Channel < 14) /* Channel 12-13 */
chnlGroup = 4;
else if (Channel == 14) /* Channel 14 */
chnlGroup = 5;
}
writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf ? 8 : 0)] +
((index < 2) ? powerBase0[rf] : powerBase1[rf]);
break;
case 2: /* Better regulatory */
/* don't increase any power diff */
writeVal = ((index < 2) ? powerBase0[rf] : powerBase1[rf]);
break;
case 3: /* Customer defined power diff. */
/* increase power diff defined by customer. */
chnlGroup = 0;
if (index < 2)
pwr_diff = pHalData->TxPwrLegacyHtDiff[rf][Channel-1];
else if (pHalData->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
pwr_diff = pHalData->TxPwrHt20Diff[rf][Channel-1];
if (pHalData->CurrentChannelBW == HT_CHANNEL_WIDTH_40)
customer_pwr_limit = pHalData->PwrGroupHT40[rf][Channel-1];
else
customer_pwr_limit = pHalData->PwrGroupHT20[rf][Channel-1];
if (pwr_diff >= customer_pwr_limit)
pwr_diff = 0;
else
pwr_diff = customer_pwr_limit - pwr_diff;
for (i = 0; i < 4; i++) {
pwr_diff_limit[i] = (u8)((pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf ? 8 : 0)]&(0x7f<<(i*8)))>>(i*8));
if (pwr_diff_limit[i] > pwr_diff)
pwr_diff_limit[i] = pwr_diff;
}
customer_limit = (pwr_diff_limit[3]<<24) | (pwr_diff_limit[2]<<16) |
(pwr_diff_limit[1]<<8) | (pwr_diff_limit[0]);
writeVal = customer_limit + ((index < 2) ? powerBase0[rf] : powerBase1[rf]);
break;
default:
chnlGroup = 0;
writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf ? 8 : 0)] +
((index < 2) ? powerBase0[rf] : powerBase1[rf]);
break;
}
/* 20100427 Joseph: Driver dynamic Tx power shall not affect Tx power. It shall be determined by power training mechanism. */
/* Currently, we cannot fully disable driver dynamic tx power mechanism because it is referenced by BT coexist mechanism. */
/* In the future, two mechanism shall be separated from each other and maintained independantly. Thanks for Lanhsin's reminder. */
/* 92d do not need this */
if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level1)
writeVal = 0x14141414;
else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level2)
writeVal = 0x00000000;
/* 20100628 Joseph: High power mode for BT-Coexist mechanism. */
/* This mechanism is only applied when Driver-Highpower-Mechanism is OFF. */
if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_BT1)
writeVal = writeVal - 0x06060606;
else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_BT2)
writeVal = writeVal;
*(pOutWriteVal+rf) = writeVal;
}
}
static void writeOFDMPowerReg88E(struct adapter *Adapter, u8 index, u32 *pValue)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
u16 regoffset_a[6] = {
rTxAGC_A_Rate18_06, rTxAGC_A_Rate54_24,
rTxAGC_A_Mcs03_Mcs00, rTxAGC_A_Mcs07_Mcs04,
rTxAGC_A_Mcs11_Mcs08, rTxAGC_A_Mcs15_Mcs12};
u16 regoffset_b[6] = {
rTxAGC_B_Rate18_06, rTxAGC_B_Rate54_24,
rTxAGC_B_Mcs03_Mcs00, rTxAGC_B_Mcs07_Mcs04,
rTxAGC_B_Mcs11_Mcs08, rTxAGC_B_Mcs15_Mcs12};
u8 i, rf, pwr_val[4];
u32 writeVal;
u16 regoffset;
for (rf = 0; rf < 2; rf++) {
writeVal = pValue[rf];
for (i = 0; i < 4; i++) {
pwr_val[i] = (u8)((writeVal & (0x7f<<(i*8)))>>(i*8));
if (pwr_val[i] > RF6052_MAX_TX_PWR)
pwr_val[i] = RF6052_MAX_TX_PWR;
}
writeVal = (pwr_val[3]<<24) | (pwr_val[2]<<16) | (pwr_val[1]<<8) | pwr_val[0];
if (rf == 0)
regoffset = regoffset_a[index];
else
regoffset = regoffset_b[index];
PHY_SetBBReg(Adapter, regoffset, bMaskDWord, writeVal);
/* 201005115 Joseph: Set Tx Power diff for Tx power training mechanism. */
if (((pHalData->rf_type == RF_2T2R) &&
(regoffset == rTxAGC_A_Mcs15_Mcs12 || regoffset == rTxAGC_B_Mcs15_Mcs12)) ||
((pHalData->rf_type != RF_2T2R) &&
(regoffset == rTxAGC_A_Mcs07_Mcs04 || regoffset == rTxAGC_B_Mcs07_Mcs04))) {
writeVal = pwr_val[3];
if (regoffset == rTxAGC_A_Mcs15_Mcs12 || regoffset == rTxAGC_A_Mcs07_Mcs04)
regoffset = 0xc90;
if (regoffset == rTxAGC_B_Mcs15_Mcs12 || regoffset == rTxAGC_B_Mcs07_Mcs04)
regoffset = 0xc98;
for (i = 0; i < 3; i++) {
if (i != 2)
writeVal = (writeVal > 8) ? (writeVal-8) : 0;
else
writeVal = (writeVal > 6) ? (writeVal-6) : 0;
rtw_write8(Adapter, (u32)(regoffset+i), (u8)writeVal);
}
}
}
}
/*-----------------------------------------------------------------------------
* Function: PHY_RF6052SetOFDMTxPower
*
* Overview: For legacy and HY OFDM, we must read EEPROM TX power index for
* different channel and read original value in TX power register area from
* 0xe00. We increase offset and original value to be correct tx pwr.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/05/2008 MHC Simulate 8192 series method.
* 01/06/2009 MHC 1. Prevent Path B tx power overflow or underflow dure to
* A/B pwr difference or legacy/HT pwr diff.
* 2. We concern with path B legacy/HT OFDM difference.
* 01/22/2009 MHC Support new EPRO format from SD3.
*
*---------------------------------------------------------------------------*/
void
rtl8188e_PHY_RF6052SetOFDMTxPower(
struct adapter *Adapter,
u8 *pPowerLevelOFDM,
u8 *pPowerLevelBW20,
u8 *pPowerLevelBW40,
u8 Channel)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
u32 writeVal[2], powerBase0[2], powerBase1[2], pwrtrac_value;
u8 direction;
u8 index = 0;
getpowerbase88e(Adapter, pPowerLevelOFDM, pPowerLevelBW20, pPowerLevelBW40, Channel, &powerBase0[0], &powerBase1[0]);
/* 2012/04/23 MH According to power tracking value, we need to revise OFDM tx power. */
/* This is ued to fix unstable power tracking mode. */
ODM_TxPwrTrackAdjust88E(&pHalData->odmpriv, 0, &direction, &pwrtrac_value);
for (index = 0; index < 6; index++) {
get_rx_power_val_by_reg(Adapter, Channel, index,
&powerBase0[0], &powerBase1[0],
&writeVal[0]);
if (direction == 1) {
writeVal[0] += pwrtrac_value;
writeVal[1] += pwrtrac_value;
} else if (direction == 2) {
writeVal[0] -= pwrtrac_value;
writeVal[1] -= pwrtrac_value;
}
writeOFDMPowerReg88E(Adapter, index, &writeVal[0]);
}
}
static int phy_RF6052_Config_ParaFile(struct adapter *Adapter)
{
struct bb_reg_def *pPhyReg;
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
u32 u4RegValue = 0;
u8 eRFPath;
int rtStatus = _SUCCESS;
/* 3----------------------------------------------------------------- */
/* 3 <2> Initialize RF */
/* 3----------------------------------------------------------------- */
for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++) {
pPhyReg = &pHalData->PHYRegDef[eRFPath];
/*----Store original RFENV control type----*/
switch (eRFPath) {
case RF_PATH_A:
case RF_PATH_C:
u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV);
break;
case RF_PATH_B:
case RF_PATH_D:
u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV<<16);
break;
}
/*----Set RF_ENV enable----*/
PHY_SetBBReg(Adapter, pPhyReg->rfintfe, bRFSI_RFENV<<16, 0x1);
rtw_udelay_os(1);/* PlatformStallExecution(1); */
/*----Set RF_ENV output high----*/
PHY_SetBBReg(Adapter, pPhyReg->rfintfo, bRFSI_RFENV, 0x1);
rtw_udelay_os(1);/* PlatformStallExecution(1); */
/* Set bit number of Address and Data for RF register */
PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0); /* Set 1 to 4 bits for 8255 */
rtw_udelay_os(1);/* PlatformStallExecution(1); */
PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0); /* Set 0 to 12 bits for 8255 */
rtw_udelay_os(1);/* PlatformStallExecution(1); */
/*----Initialize RF fom connfiguration file----*/
switch (eRFPath) {
case RF_PATH_A:
if (HAL_STATUS_FAILURE == ODM_ConfigRFWithHeaderFile(&pHalData->odmpriv, (enum ODM_RF_RADIO_PATH)eRFPath, (enum ODM_RF_RADIO_PATH)eRFPath))
rtStatus = _FAIL;
break;
case RF_PATH_B:
if (HAL_STATUS_FAILURE == ODM_ConfigRFWithHeaderFile(&pHalData->odmpriv, (enum ODM_RF_RADIO_PATH)eRFPath, (enum ODM_RF_RADIO_PATH)eRFPath))
rtStatus = _FAIL;
break;
case RF_PATH_C:
break;
case RF_PATH_D:
break;
}
/*----Restore RFENV control type----*/;
switch (eRFPath) {
case RF_PATH_A:
case RF_PATH_C:
PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue);
break;
case RF_PATH_B:
case RF_PATH_D:
PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV<<16, u4RegValue);
break;
}
if (rtStatus != _SUCCESS)
goto phy_RF6052_Config_ParaFile_Fail;
}
return rtStatus;
phy_RF6052_Config_ParaFile_Fail:
return rtStatus;
}
int PHY_RF6052_Config8188E(struct adapter *Adapter)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(Adapter);
int rtStatus = _SUCCESS;
/* */
/* Initialize general global value */
/* */
/* TODO: Extend RF_PATH_C and RF_PATH_D in the future */
if (pHalData->rf_type == RF_1T1R)
pHalData->NumTotalRFPath = 1;
else
pHalData->NumTotalRFPath = 2;
/* */
/* Config BB and RF */
/* */
rtStatus = phy_RF6052_Config_ParaFile(Adapter);
return rtStatus;
}