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/******************************************************************************
*
* 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
*
******************************************************************************/
#include <osdep_service.h>
#include <drv_types.h>
#include <phy.h>
#include <rf.h>
#include <rtl8188e_hal.h>
void rtl88eu_phy_rf6052_set_bandwidth(struct adapter *adapt,
enum ht_channel_width bandwidth)
{
struct hal_data_8188e *hal_data = GET_HAL_DATA(adapt);
switch (bandwidth) {
case HT_CHANNEL_WIDTH_20:
hal_data->RfRegChnlVal[0] = ((hal_data->RfRegChnlVal[0] &
0xfffff3ff) | BIT(10) | BIT(11));
phy_set_rf_reg(adapt, RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask,
hal_data->RfRegChnlVal[0]);
break;
case HT_CHANNEL_WIDTH_40:
hal_data->RfRegChnlVal[0] = ((hal_data->RfRegChnlVal[0] &
0xfffff3ff) | BIT(10));
phy_set_rf_reg(adapt, RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask,
hal_data->RfRegChnlVal[0]);
break;
default:
break;
}
}
void rtl88eu_phy_rf6052_set_cck_txpower(struct adapter *adapt, u8 *powerlevel)
{
struct hal_data_8188e *hal_data = GET_HAL_DATA(adapt);
struct dm_priv *pdmpriv = &hal_data->dmpriv;
struct mlme_ext_priv *pmlmeext = &adapt->mlmeextpriv;
u32 tx_agc[2] = {0, 0}, tmpval = 0, pwrtrac_value;
u8 idx1, idx2;
u8 *ptr;
u8 direction;
if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
tx_agc[RF_PATH_A] = 0x3f3f3f3f;
tx_agc[RF_PATH_B] = 0x3f3f3f3f;
for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
tx_agc[idx1] = powerlevel[idx1] |
(powerlevel[idx1]<<8) |
(powerlevel[idx1]<<16) |
(powerlevel[idx1]<<24);
if (tx_agc[idx1] > 0x20 && hal_data->ExternalPA)
tx_agc[idx1] = 0x20;
}
} else {
if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level1) {
tx_agc[RF_PATH_A] = 0x10101010;
tx_agc[RF_PATH_B] = 0x10101010;
} else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level2) {
tx_agc[RF_PATH_A] = 0x00000000;
tx_agc[RF_PATH_B] = 0x00000000;
} else {
for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
tx_agc[idx1] = powerlevel[idx1] |
(powerlevel[idx1]<<8) |
(powerlevel[idx1]<<16) |
(powerlevel[idx1]<<24);
}
if (hal_data->EEPROMRegulatory == 0) {
tmpval = hal_data->MCSTxPowerLevelOriginalOffset[0][6] +
(hal_data->MCSTxPowerLevelOriginalOffset[0][7]<<8);
tx_agc[RF_PATH_A] += tmpval;
tmpval = hal_data->MCSTxPowerLevelOriginalOffset[0][14] +
(hal_data->MCSTxPowerLevelOriginalOffset[0][15]<<24);
tx_agc[RF_PATH_B] += tmpval;
}
}
}
for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
ptr = (u8 *)(&(tx_agc[idx1]));
for (idx2 = 0; idx2 < 4; idx2++) {
if (*ptr > RF6052_MAX_TX_PWR)
*ptr = RF6052_MAX_TX_PWR;
ptr++;
}
}
rtl88eu_dm_txpower_track_adjust(&hal_data->odmpriv, 1, &direction,
&pwrtrac_value);
if (direction == 1) {
/* Increase TX power */
tx_agc[0] += pwrtrac_value;
tx_agc[1] += pwrtrac_value;
} else if (direction == 2) {
/* Decrease TX power */
tx_agc[0] -= pwrtrac_value;
tx_agc[1] -= pwrtrac_value;
}
/* rf-A cck tx power */
tmpval = tx_agc[RF_PATH_A]&0xff;
phy_set_bb_reg(adapt, rTxAGC_A_CCK1_Mcs32, bMaskByte1, tmpval);
tmpval = tx_agc[RF_PATH_A]>>8;
phy_set_bb_reg(adapt, rTxAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval);
/* rf-B cck tx power */
tmpval = tx_agc[RF_PATH_B]>>24;
phy_set_bb_reg(adapt, rTxAGC_B_CCK11_A_CCK2_11, bMaskByte0, tmpval);
tmpval = tx_agc[RF_PATH_B]&0x00ffffff;
phy_set_bb_reg(adapt, rTxAGC_B_CCK1_55_Mcs32, 0xffffff00, tmpval);
}
/* powerbase0 for OFDM rates */
/* powerbase1 for HT MCS rates */
static void getpowerbase88e(struct adapter *adapt, u8 *pwr_level_ofdm,
u8 *pwr_level_bw20, u8 *pwr_level_bw40,
u8 channel, u32 *ofdmbase, u32 *mcs_base)
{
struct hal_data_8188e *hal_data = GET_HAL_DATA(adapt);
u32 powerbase0, powerbase1;
u8 i, powerlevel[2];
for (i = 0; i < 2; i++) {
powerbase0 = pwr_level_ofdm[i];
powerbase0 = (powerbase0<<24) | (powerbase0<<16) |
(powerbase0<<8) | powerbase0;
*(ofdmbase+i) = powerbase0;
}
for (i = 0; i < hal_data->NumTotalRFPath; i++) {
/* Check HT20 to HT40 diff */
if (hal_data->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
powerlevel[i] = pwr_level_bw20[i];
else
powerlevel[i] = pwr_level_bw40[i];
powerbase1 = powerlevel[i];
powerbase1 = (powerbase1<<24) | (powerbase1<<16) |
(powerbase1<<8) | powerbase1;
*(mcs_base+i) = powerbase1;
}
}
static void get_rx_power_val_by_reg(struct adapter *adapt, u8 channel,
u8 index, u32 *powerbase0, u32 *powerbase1,
u32 *out_val)
{
struct hal_data_8188e *hal_data = GET_HAL_DATA(adapt);
struct dm_priv *pdmpriv = &hal_data->dmpriv;
u8 i, chnlGroup = 0, pwr_diff_limit[4], customer_pwr_limit;
s8 pwr_diff = 0;
u32 write_val, customer_limit, rf;
u8 regulatory = hal_data->EEPROMRegulatory;
/* Index 0 & 1= legacy OFDM, 2-5=HT_MCS rate */
for (rf = 0; rf < 2; rf++) {
u8 j = index + (rf ? 8 : 0);
switch (regulatory) {
case 0:
chnlGroup = 0;
write_val = hal_data->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 (hal_data->pwrGroupCnt == 1)
chnlGroup = 0;
if (hal_data->pwrGroupCnt >= hal_data->PGMaxGroup) {
if (channel < 3)
chnlGroup = 0;
else if (channel < 6)
chnlGroup = 1;
else if (channel < 9)
chnlGroup = 2;
else if (channel < 12)
chnlGroup = 3;
else if (channel < 14)
chnlGroup = 4;
else if (channel == 14)
chnlGroup = 5;
}
write_val = hal_data->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf ? 8 : 0)] +
((index < 2) ? powerbase0[rf] : powerbase1[rf]);
break;
case 2: /* Better regulatory */
/* don't increase any power diff */
write_val = (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 = hal_data->TxPwrLegacyHtDiff[rf][channel-1];
else if (hal_data->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
pwr_diff = hal_data->TxPwrHt20Diff[rf][channel-1];
if (hal_data->CurrentChannelBW == HT_CHANNEL_WIDTH_40)
customer_pwr_limit = hal_data->PwrGroupHT40[rf][channel-1];
else
customer_pwr_limit = hal_data->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)((hal_data->MCSTxPowerLevelOriginalOffset[chnlGroup][j] &
(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]);
write_val = customer_limit + ((index < 2) ? powerbase0[rf] : powerbase1[rf]);
break;
default:
chnlGroup = 0;
write_val = hal_data->MCSTxPowerLevelOriginalOffset[chnlGroup][j] +
((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 independently. Thanks for Lanhsin's reminder. */
/* 92d do not need this */
if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level1)
write_val = 0x14141414;
else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level2)
write_val = 0x00000000;
*(out_val+rf) = write_val;
}
}
static void write_ofdm_pwr_reg(struct adapter *adapt, u8 index, u32 *pvalue)
{
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 write_val;
u16 regoffset;
for (rf = 0; rf < 2; rf++) {
write_val = pvalue[rf];
for (i = 0; i < 4; i++) {
pwr_val[i] = (u8)((write_val & (0x7f<<(i*8)))>>(i*8));
if (pwr_val[i] > RF6052_MAX_TX_PWR)
pwr_val[i] = RF6052_MAX_TX_PWR;
}
write_val = (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_set_bb_reg(adapt, regoffset, bMaskDWord, write_val);
}
}
void rtl88eu_phy_rf6052_set_ofdm_txpower(struct adapter *adapt,
u8 *pwr_level_ofdm,
u8 *pwr_level_bw20,
u8 *pwr_level_bw40, u8 channel)
{
struct hal_data_8188e *hal_data = GET_HAL_DATA(adapt);
u32 write_val[2], powerbase0[2], powerbase1[2], pwrtrac_value;
u8 direction;
u8 index = 0;
getpowerbase88e(adapt, pwr_level_ofdm, pwr_level_bw20, pwr_level_bw40,
channel, &powerbase0[0], &powerbase1[0]);
rtl88eu_dm_txpower_track_adjust(&hal_data->odmpriv, 0, &direction,
&pwrtrac_value);
for (index = 0; index < 6; index++) {
get_rx_power_val_by_reg(adapt, channel, index,
&powerbase0[0], &powerbase1[0],
&write_val[0]);
if (direction == 1) {
write_val[0] += pwrtrac_value;
write_val[1] += pwrtrac_value;
} else if (direction == 2) {
write_val[0] -= pwrtrac_value;
write_val[1] -= pwrtrac_value;
}
write_ofdm_pwr_reg(adapt, index, &write_val[0]);
}
}
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