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f-stack/freebsd/contrib/dev/ath/ath_hal/ar9300/ar9300_paprd.c

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/*
* Copyright (c) 2013 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#include "opt_ah.h"
#include "ah.h"
#include "ar9300.h"
#include "ah_internal.h"
#include "ar9300paprd.h"
#include "ar9300reg.h"
#if ATH_SUPPORT_PAPRD
static struct ar9300_paprd_pwr_adjust ar9300_paprd_pwr_adj_array[] = {
/* rate index , register offset , mask of register , */
{ALL_TARGET_HT20_5, AR_PHY_POWERTX_RATE5, AR_PHY_POWERTX_RATE5_POWERTXHT20_3,
/* mask offset of register , offset dB*/
AR_PHY_POWERTX_RATE5_POWERTXHT20_3_S, 1},
{ALL_TARGET_HT20_6, AR_PHY_POWERTX_RATE6, AR_PHY_POWERTX_RATE6_POWERTXHT20_4,
AR_PHY_POWERTX_RATE6_POWERTXHT20_4_S, 2},
{ALL_TARGET_HT20_7, AR_PHY_POWERTX_RATE6, AR_PHY_POWERTX_RATE6_POWERTXHT20_5,
AR_PHY_POWERTX_RATE6_POWERTXHT20_5_S, 2},
{ALL_TARGET_HT40_5, AR_PHY_POWERTX_RATE7, AR_PHY_POWERTX_RATE7_POWERTXHT40_3,
AR_PHY_POWERTX_RATE7_POWERTXHT40_3_S, 1},
{ALL_TARGET_HT40_6, AR_PHY_POWERTX_RATE8, AR_PHY_POWERTX_RATE8_POWERTXHT40_4,
AR_PHY_POWERTX_RATE8_POWERTXHT40_4_S, 2},
{ALL_TARGET_HT40_7, AR_PHY_POWERTX_RATE8, AR_PHY_POWERTX_RATE8_POWERTXHT40_5,
AR_PHY_POWERTX_RATE8_POWERTXHT40_5_S, 2},
{ALL_TARGET_LEGACY_54, AR_PHY_POWERTX_RATE2, AR_PHY_POWERTX_RATE2_POWERTX54M_7,
AR_PHY_POWERTX_RATE2_POWERTX54M_7_S, 2},
};
HAL_BOOL create_pa_curve(u_int32_t * paprd_train_data_l,
u_int32_t *paprd_train_data_u, u_int32_t *pa_table, u_int32_t *g_fxp_ext,
int * pa_in);
static int
ar9300_paprd_setup_single_table(struct ath_hal *ah, struct ieee80211_channel * chan)
{
int is_2g = IEEE80211_IS_CHAN_2GHZ(chan);
HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan);
struct ath_hal_9300 *ahp = AH9300(ah);
int is_ht40 = 0;
u_int32_t am_mask = 0;
u_int32_t val = OS_REG_READ(ah, AR_2040_MODE);
u_int8_t target_power_val_t2[ar9300_rate_size];
int power_tblindex = 0, power_delta = 0;
int paprd_scale_factor = 5;
const u_int8_t mask2num[8] = {
0 /* 000 */,
1 /* 001 */,
1 /* 010 */,
2 /* 011 */,
1 /* 100 */,
2 /* 101 */,
2 /* 110 */,
3 /* 111 */
};
ar9300_eeprom_t *eep = &AH9300(ah)->ah_eeprom;
#define ABS(_x, _y) ((int)_x > (int)_y ? (int)_x - (int)_y : (int)_y - (int)_x)
ar9300_set_target_power_from_eeprom(ah, ichan->channel, target_power_val_t2);
if (val & HAL_HT_MACMODE_2040) {
is_ht40 = 1;
}
/*
* Note on paprd_scale_factor
* This factor is saved in eeprom as 3 bit fields in following fashion.
* In 5G there are 3 scale factors -- upper, mid and lower band.
* Upper band scale factor is coded in bits 25-27 of
* modal_header_5g.paprd_rate_mask_ht20.
* Mid band scale factor is coded in bits 28-30 of
* modal_header_5g.paprd_rate_mask_ht40.
* Lower band scale factor is coded in bits 25-27 of
* modal_header_5g.paprd_rate_mask_ht40.
* For 2G there is only one scale factor. It is saved in bits 25-27 of
* modal_header_2g.paprd_rate_mask_ht20.
*/
AH_PAPRD_GET_SCALE_FACTOR(paprd_scale_factor, eep, is_2g, ichan->channel);
if (is_2g) {
if (is_ht40) {
am_mask = ahp->ah_2g_paprd_rate_mask_ht40 & AH_PAPRD_AM_PM_MASK;
power_tblindex = ALL_TARGET_HT40_0_8_16;
} else {
am_mask = ahp->ah_2g_paprd_rate_mask_ht20 & AH_PAPRD_AM_PM_MASK;
power_tblindex = ALL_TARGET_HT20_0_8_16;
}
if (AR_SREV_HORNET(ah) || AR_SREV_WASP(ah) || AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) {
if (is_ht40) {
ahp->paprd_training_power =
target_power_val_t2[ALL_TARGET_HT40_7] + 2;
} else {
ahp->paprd_training_power =
target_power_val_t2[ALL_TARGET_HT20_7] + 2;
}
} else if (AR_SREV_POSEIDON(ah)) {
ahp->paprd_training_power = 25;
} else {
ahp->paprd_training_power =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_POWERTX_RATE5,
AR_PHY_POWERTX_RATE5_POWERTXHT20_0);
if (ABS(target_power_val_t2[power_tblindex],
ahp->paprd_training_power) > paprd_scale_factor)
{
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d]: Chan %d paprd failing EEP PWR 0x%08x"
"TGT PWR 0x%08x\n", __func__, __LINE__, ichan->channel,
target_power_val_t2[power_tblindex],
ahp->paprd_training_power);
goto FAILED;
}
power_delta =
ABS(ahp->paprd_training_power,
target_power_val_t2[power_tblindex]);
power_delta = power_delta > 4 ? 0 : 4 - power_delta;
ahp->paprd_training_power =
ahp->paprd_training_power - power_delta;
}
} else {
if (is_ht40) {
ahp->paprd_training_power =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_POWERTX_RATE8,
AR_PHY_POWERTX_RATE8_POWERTXHT40_5);
am_mask = ahp->ah_5g_paprd_rate_mask_ht40 & AH_PAPRD_AM_PM_MASK;
switch (mask2num[ahp->ah_tx_chainmask])
{
case 1:
power_delta = 6;
break;
case 2:
power_delta = 4;
break;
case 3:
power_delta = 2;
break;
default:
goto FAILED;
break;
}
power_tblindex = ALL_TARGET_HT40_7;
} else {
ahp->paprd_training_power =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_POWERTX_RATE6,
AR_PHY_POWERTX_RATE6_POWERTXHT20_5);
am_mask = ahp->ah_5g_paprd_rate_mask_ht20 & AH_PAPRD_AM_PM_MASK;
switch (mask2num[ahp->ah_tx_chainmask])
{
case 1:
power_delta = 6;
break;
case 2:
power_delta = 4;
break;
case 3:
power_delta = 2;
break;
default:
goto FAILED;
break;
}
power_tblindex = ALL_TARGET_HT20_7;
}
/* Adjust for scale factor */
ahp->paprd_training_power += paprd_scale_factor;
/*
ath_hal_printf(ah, "%s[%d] paprd_scale_factor %d power_delta %d\n",
__func__, __LINE__, paprd_scale_factor, power_delta);
*/
if (ABS(target_power_val_t2[power_tblindex], ahp->paprd_training_power)
> paprd_scale_factor)
{
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d]: Chan %d paprd failing EEP PWR 0x%08x TGT PWR 0x%08x\n",
__func__, __LINE__, ichan->channel,
target_power_val_t2[power_tblindex], ahp->paprd_training_power);
goto FAILED;
}
ahp->paprd_training_power = ahp->paprd_training_power + power_delta;
}
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s 2G %d HT40 %d am_mask 0x%08x\n",
__func__, is_2g, is_ht40, am_mask);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_AM2AM, AR_PHY_PAPRD_AM2AM_MASK,
am_mask);
if (AR_SREV_HORNET(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK,
0);
}
else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK,
am_mask);
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK,
AR_PHY_PAPRD_HT40_MASK);
/* chain0 */
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN0_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_USE_SINGLE_TABLE_MASK, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_AM2PM_ENABLE_0, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_AM2AM_ENABLE_0, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_PA_GAIN_SCALE_FACT_0_MASK, 181);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_PAPRD_MAG_SCALE_FACT_0, 361);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_PAPRD_MAG_THRSH_0, 3);
}
/* chain1 */
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN1_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_ADAPTIVE_USE_SINGLE_TABLE_1, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_AM2PM_ENABLE_1, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_AM2AM_ENABLE_1, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_PA_GAIN_SCALE_FACT_1_MASK, 181);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_PAPRD_MAG_SCALE_FACT_1, 361);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_MAG_THRSH_1, 3);
}
/* chain2 */
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN2_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_ADAPTIVE_USE_SINGLE_TABLE_2, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_AM2PM_ENABLE_2, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_AM2AM_ENABLE_2, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_PA_GAIN_SCALE_FACT_2_MASK, 181);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_PAPRD_MAG_SCALE_FACT_2, 361);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_MAG_THRSH_2, 3);
}
ar9300_enable_paprd(ah, AH_FALSE, chan);
if (AR_SREV_POSEIDON(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP, 0x30);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING, 28);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, 148);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN, 4);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN, 4);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES, 7);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, -3);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE, -15);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR, 400);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_NUM_TRAIN_SAMPLES, 100);
} else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP, 0x30);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING, 28);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE, 1);
if (is_2g) {
if(AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)){
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, 0x91);
}else{
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, 147);
}
}
else if (AR_SREV_WASP(ah) && !is_2g) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, 137);
} else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN, 147);
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN, 4);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN, 4);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES, 7);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL, 1);
if (AR_SREV_HORNET(ah) || AR_SREV_WASP(ah) || AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, -3);
} else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, -6);
}
if (is_2g) {
if(AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)){
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE, -10);
}else{
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE, -15);
}
}
else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE, -10);
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR, 400);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_NUM_TRAIN_SAMPLES, 100);
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_0_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_0_B0_PAPRD_PRE_POST_SCALING_0_0, 261376);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_1_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_1_B0_PAPRD_PRE_POST_SCALING_1_0, 248079);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_2_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_2_B0_PAPRD_PRE_POST_SCALING_2_0, 233759);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_3_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_3_B0_PAPRD_PRE_POST_SCALING_3_0, 220464);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_4_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_4_B0_PAPRD_PRE_POST_SCALING_4_0, 208194);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_5_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_5_B0_PAPRD_PRE_POST_SCALING_5_0, 196949);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_6_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_6_B0_PAPRD_PRE_POST_SCALING_6_0, 185706);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_PRE_POST_SCALE_7_B0,
AR_PHY_PAPRD_PRE_POST_SCALE_7_B0_PAPRD_PRE_POST_SCALING_7_0, 175487);
return 0;
FAILED:
return -1;
#undef ABS
}
/*
* XXX There's another copy of this in ar9300_reset.c, use that!
*/
#if 0
static inline HAL_CHANNEL_INTERNAL*
ar9300_check_chan(struct ath_hal *ah, HAL_CHANNEL *chan)
{
if ((AR9300_IS_CHAN(chan, CHANNEL_2GHZ) ^
AR9300_IS_CHAN(chan, CHANNEL_5GHZ)) == 0)
{
HALDEBUG(ah, HAL_DEBUG_CHANNEL,
"%s: invalid channel %u/0x%x; not marked as 2GHz or 5GHz\n",
__func__, chan->channel, chan->channel_flags);
return AH_NULL;
}
if ((AR9300_IS_CHAN(chan, CHANNEL_OFDM) ^
AR9300_IS_CHAN(chan, CHANNEL_CCK) ^
AR9300_IS_CHAN(chan, CHANNEL_HT20) ^
AR9300_IS_CHAN(chan, CHANNEL_HT40PLUS) ^
AR9300_IS_CHAN(chan, CHANNEL_HT40MINUS)) == 0)
{
HALDEBUG(ah, HAL_DEBUG_CHANNEL,
"%s: invalid channel %u/0x%x; not marked as "
"OFDM or CCK or HT20 or HT40PLUS or HT40MINUS\n", __func__,
chan->channel, chan->channel_flags);
return AH_NULL;
}
return (ath_hal_checkchannel(ah, chan));
}
#endif
void ar9300_enable_paprd(struct ath_hal *ah, HAL_BOOL enable_flag,
struct ieee80211_channel * chan)
{
HAL_BOOL enable = enable_flag;
u_int32_t am_mask = 0;
u_int32_t val = OS_REG_READ(ah, AR_2040_MODE);
int is_2g = IEEE80211_IS_CHAN_2GHZ(chan);
HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan);
int is_ht40 = 0;
struct ath_hal_9300 *ahp = AH9300(ah);
if (val & HAL_HT_MACMODE_2040) {
is_ht40 = 1;
}
if (enable_flag == AH_TRUE) {
ar9300_eeprom_t *eep = &AH9300(ah)->ah_eeprom;
if (!is_2g) {
/*
* 3 bits for modal_header_5g.paprd_rate_mask_ht20
* is used for sub band disabling of paprd.
* 5G band is divided into 3 sub bands -- upper, mid, lower.
* If bit 30 of modal_header_5g.paprd_rate_mask_ht20 is set
* to one -- disable paprd for upper 5G
* If bit 29 of modal_header_5g.paprd_rate_mask_ht20 is set
* to one -- disable paprd for mid 5G
* If bit 28 of modal_header_5g.paprd_rate_mask_ht20 is set
* to one -- disable paprd for lower 5G
* u_int32_t am_mask = eep->modal_header_5g.paprd_rate_mask_ht20;
*/
if (ichan->channel >= UPPER_5G_SUB_BANDSTART) {
if (eep->modal_header_5g.paprd_rate_mask_ht20 & (1 << 30)) {
enable = AH_FALSE;
}
} else if (ichan->channel >= MID_5G_SUB_BANDSTART) {
if (eep->modal_header_5g.paprd_rate_mask_ht20 & (1 << 29)) {
enable = AH_FALSE;
}
} else { /* must be in the lower 5G subband */
if (eep->modal_header_5g.paprd_rate_mask_ht20 & (1 << 28)) {
enable = AH_FALSE;
}
}
}
if (ahp->ah_paprd_broken) {
ahp->ah_paprd_broken = AH_FALSE;
enable = AH_FALSE;
HALDEBUG(ah, HAL_DEBUG_UNMASKABLE,
"%s: PAPRD is in bad state. Don't enable PAPRD\n",
__func__);
}
}
if (enable) {
HAL_CHANNEL_INTERNAL *ichan;
if (is_2g) {
if (is_ht40) {
am_mask = ahp->ah_2g_paprd_rate_mask_ht40 & AH_PAPRD_AM_PM_MASK;
} else {
am_mask = ahp->ah_2g_paprd_rate_mask_ht20 & AH_PAPRD_AM_PM_MASK;
}
} else {
if (is_ht40) {
am_mask = ahp->ah_5g_paprd_rate_mask_ht40 & AH_PAPRD_AM_PM_MASK;
} else {
am_mask = ahp->ah_5g_paprd_rate_mask_ht20 & AH_PAPRD_AM_PM_MASK;
}
}
/* Earlier we promgrammed TGT Power with Scaled down value, since
* PAPRD CAL was not done.
* Now we finish PAPRD CAL, so bump up the TGT PWR to original
* EEPROM Power. CTLs calc and Maverickd in
* "ar9300_eeprom_set_transmit_power"
*/
ichan = ar9300_check_chan(ah, chan);
ichan->paprd_table_write_done = 1;
// chan->paprd_table_write_done = 1;
/*
ath_hal_printf(ah, "%s[%d] eeprom_set_transmit_power PAPRD\n",
__func__, __LINE__);
*/
if (ar9300_eeprom_set_transmit_power(ah, &ahp->ah_eeprom, chan,
ath_hal_getctl(ah, chan), ath_hal_getantennaallowed(ah, chan),
ath_hal_get_twice_max_regpower(AH_PRIVATE(ah), ichan, chan),
AH_MIN(MAX_RATE_POWER, AH_PRIVATE(ah)->ah_powerLimit)) != HAL_OK) {
ichan->paprd_table_write_done = 0;
// chan->paprd_table_write_done = 0;
/* Intentional print */
ath_hal_printf(ah,
"%s[%d] eeprom_set_transmit_power failed ABORT PAPRD\n",
__func__, __LINE__);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_PAPRD_ENABLE_0, 0);
if (!AR_SREV_POSEIDON(ah) && !AR_SREV_HORNET(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_ENABLE_1, 0);
if (!AR_SREV_JUPITER(ah) || (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN2_MASK)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_ENABLE_2, 0);
}
}
return;
}
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s 2G %d HT40 %d am_mask 0x%08x\n",
__func__, is_2g, is_ht40, am_mask);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_AM2AM, AR_PHY_PAPRD_AM2AM_MASK,
am_mask);
if (AR_SREV_HORNET(ah)) {
OS_REG_RMW_FIELD_ALT(ah,
AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK, 0);
} else {
OS_REG_RMW_FIELD_ALT(ah,
AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK, am_mask);
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK,
AR_PHY_PAPRD_HT40_MASK);
/* chain0 */
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN0_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_USE_SINGLE_TABLE_MASK, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_AM2PM_ENABLE_0, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_AM2AM_ENABLE_0, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_PA_GAIN_SCALE_FACT_0_MASK, 181);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_PAPRD_MAG_SCALE_FACT_0, 361);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_PAPRD_MAG_THRSH_0, 3);
}
/* chain1 */
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN1_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_ADAPTIVE_USE_SINGLE_TABLE_1, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_AM2PM_ENABLE_1, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_AM2AM_ENABLE_1, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_PA_GAIN_SCALE_FACT_1_MASK, 181);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_PAPRD_MAG_SCALE_FACT_1, 361);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_MAG_THRSH_1, 3);
}
/* chain2 */
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN2_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_ADAPTIVE_USE_SINGLE_TABLE_2, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_AM2PM_ENABLE_2, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_AM2AM_ENABLE_2, 1);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_PA_GAIN_SCALE_FACT_2_MASK, 181);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_PAPRD_MAG_SCALE_FACT_2, 361);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_ADAPTIVE_SCALING_ENA, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_MAG_THRSH_2, 3);
}
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN0_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_PAPRD_ENABLE_0, 1);
}
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN1_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_ENABLE_1, 1);
}
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN2_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_ENABLE_2, 1);
}
} else {
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN0_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_PAPRD_ENABLE_0, 0);
}
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN1_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_ENABLE_1, 0);
}
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN2_MASK) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_ENABLE_2, 0);
}
}
}
static void ar9300_gain_table_entries(struct ath_hal *ah)
{
int i;
u_int32_t reg;
u_int32_t *gain_table_entries = AH9300(ah)->paprd_gain_table_entries;
u_int32_t *gain_vs_table_index = AH9300(ah)->paprd_gain_table_index;
reg = AR_PHY_TXGAIN_TAB(1);
for (i = 0; i < 32; i++) {
gain_table_entries[i] = OS_REG_READ(ah, reg);
gain_vs_table_index[i] = (gain_table_entries[i] >> 24) & 0xff;
/*
* ath_hal_printf(
* ah, "+++reg 0x%08x gain_table_entries[%d] = 0x%08x \n",
* reg, i, gain_table_entries[i]);
*/
reg = reg + 4;
}
}
/* Get gain index for Target power */
static unsigned int ar9300_get_desired_gain_for_chain(struct ath_hal *ah,
int chain_num, int target_power)
{
int olpc_gain_delta = 0;
int alpha_therm = 0, alpha_volt = 0;
int therm_cal_value = 0, volt_cal_value = 0;
int latest_therm_value = 0, latest_volt_value = 0, olpc_gain_delta_tmp = 0;
int thermal_gain_corr = 0, voltage_gain_corr = 0, desired_scale = 0;
int desired_gain = 0;
int cl_gain_mod = 0;
/* Clear the training done bit */
if (AR_SREV_POSEIDON(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE, 0);
} else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE, 0);
}
/*field_read("BB_tpc_12.desired_scale_ht40_5", &desired_scale);*/
desired_scale =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_12,
AR_PHY_TPC_12_DESIRED_SCALE_HT40_5);
/*field_read("BB_tpc_19.alpha_therm", &alpha_therm);*/
alpha_therm =
OS_REG_READ_FIELD(ah, AR_PHY_TPC_19, AR_PHY_TPC_19_ALPHA_THERM);
/*field_read("BB_tpc_19.alpha_volt", &alpha_volt);*/
alpha_volt =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_19, AR_PHY_TPC_19_ALT_ALPHA_VOLT);
/*field_read("BB_tpc_18.therm_cal_value", &therm_cal_value);*/
therm_cal_value =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_18,
AR_PHY_TPC_18_ALT_THERM_CAL_VALUE);
/*field_read("BB_tpc_18.volt_cal_value", &volt_cal_value);*/
volt_cal_value =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_18,
AR_PHY_TPC_18_ALT_VOLT_CAL_VALUE);
/*field_read("BB_therm_adc_4.latest_therm_value", &latest_therm_value);*/
latest_therm_value =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_THERM_ADC_4,
AR_PHY_THERM_ADC_4_LATEST_THERM_VALUE);
/*field_read("BB_therm_adc_4.latest_volt_value", &latest_volt_value);*/
latest_volt_value =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_THERM_ADC_4,
AR_PHY_THERM_ADC_4_LATEST_VOLT_VALUE);
/*
* sprintf(
* field_name, "%s%d%s%d\0", "BB_tpc_11_b",
* chain_num, ".olpc_gain_delta_", chain_num);
*/
/*field_read(field_name, &olpc_gain_delta_tmp);*/
if (chain_num == 0) {
olpc_gain_delta_tmp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_11_B0,
AR_PHY_TPC_11_B0_OLPC_GAIN_DELTA_0);
cl_gain_mod = OS_REG_READ_FIELD_ALT(ah, AR_PHY_CL_TAB_0,
AR_PHY_CL_TAB_0_CL_GAIN_MOD);
} else if (chain_num == 1) {
if (!AR_SREV_POSEIDON(ah)) {
olpc_gain_delta_tmp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_11_B1,
AR_PHY_TPC_11_B1_OLPC_GAIN_DELTA_1);
cl_gain_mod = OS_REG_READ_FIELD_ALT(ah, AR_PHY_CL_TAB_1,
AR_PHY_CL_TAB_1_CL_GAIN_MOD);
}
} else if (chain_num == 2) {
if (!AR_SREV_POSEIDON(ah)) {
olpc_gain_delta_tmp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_11_B2,
AR_PHY_TPC_11_B2_OLPC_GAIN_DELTA_2);
cl_gain_mod = OS_REG_READ_FIELD_ALT(ah, AR_PHY_CL_TAB_2,
AR_PHY_CL_TAB_2_CL_GAIN_MOD);
}
} else {
/* invalid chain_num */
}
if (olpc_gain_delta_tmp < 128) {
olpc_gain_delta = olpc_gain_delta_tmp;
} else {
olpc_gain_delta = olpc_gain_delta_tmp - 256;
}
thermal_gain_corr =
(int) (alpha_therm * (latest_therm_value - therm_cal_value) +
128) >> 8;
voltage_gain_corr =
(int) (alpha_volt * (latest_volt_value - volt_cal_value) + 64) >> 7;
desired_gain =
target_power - olpc_gain_delta - thermal_gain_corr -
voltage_gain_corr + desired_scale + cl_gain_mod;
/*
* printf(
* "olpc_gain_delta %d, desired_gain %d\n",
* olpc_gain_delta, desired_gain);
*/
#if 0
ath_hal_printf(ah,
"+++ target_power %d olpc_gain_delta %d, cl_gain_mod %d,"
"thermal_gain_corr %d voltage_gain_corr %d desired_scale %d"
"desired_gain %d\n",
target_power, olpc_gain_delta, cl_gain_mod, thermal_gain_corr,
voltage_gain_corr,
desired_scale, desired_gain);
#endif
return (unsigned int) desired_gain;
}
static void ar9300_tx_force_gain(struct ath_hal *ah, unsigned int gain_index)
{
int selected_gain_entry, txbb1dbgain, txbb6dbgain, txmxrgain;
int padrvgn_a, padrvgn_b, padrvgn_c, padrvgn_d;
u_int32_t *gain_table_entries = AH9300(ah)->paprd_gain_table_entries;
/*u_int32_t *gain_vs_table_index = ah->paprd_gain_table_index;*/
selected_gain_entry = gain_table_entries[gain_index];
txbb1dbgain = selected_gain_entry & 0x7;
txbb6dbgain = (selected_gain_entry >> 3) & 0x3;
txmxrgain = (selected_gain_entry >> 5) & 0xf;
padrvgn_a = (selected_gain_entry >> 9) & 0xf;
padrvgn_b = (selected_gain_entry >> 13) & 0xf;
padrvgn_c = (selected_gain_entry >> 17) & 0xf;
padrvgn_d = (selected_gain_entry >> 21) & 0x3;
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXBB1DBGAIN, txbb1dbgain);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXBB6DBGAIN, txbb6dbgain);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXMXRGAIN, txmxrgain);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNA, padrvgn_a);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNB, padrvgn_b);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNC, padrvgn_c);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGND, padrvgn_d);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_ENABLE_PAL, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCE_TX_GAIN, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TPC_1, AR_PHY_TPC_1_FORCED_DAC_GAIN, 0);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_TPC_1, AR_PHY_TPC_1_FORCE_DAC_GAIN, 0);
}
#define HAL_DEBUG_PAPRD HAL_DEBUG_CALIBRATE /* driver: conditionally print */
#if defined(ART_PAPRD_DEBUG) || defined(AH_DEBUG)
static void ar9300_paprd_debug_print(struct ath_hal *ah)
{
int temp;
int txbb1dbgain, txbb6dbgain, txmxrgain;
int padrvgn_a, padrvgn_b, padrvgn_c, padrvgn_d;
if (AR_SREV_POSEIDON(ah)) {
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_lb_skip", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_lb_skip=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_lb_enable", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_lb_enable=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_tx_gain_force", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_tx_gain_force=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl1.cf_paprd_rx_bb_gain_force", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_rx_bb_gain_force=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_iqcorr_enable", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_iqcorr_enable=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_agc2_settling", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_agc2_settling=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_train_enable", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_train_enable=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl2.cf_paprd_init_rx_bb_gain", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl2.cf_paprd_init_rx_bb_gain=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl3.cf_paprd_fine_corr_len", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_fine_corr_len=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl3.cf_paprd_coarse_corr_len", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_coarse_corr_len=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl3.cf_paprd_num_corr_stages", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_num_corr_stages=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl3.cf_paprd_min_loopback_del", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_min_loopback_del=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl3.cf_paprd_quick_drop", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_quick_drop=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl3.cf_paprd_adc_desired_size", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_adc_desired_size=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl3.cf_paprd_bbtxmix_disable", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_bbtxmix_disable=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl4.cf_paprd_safety_delta", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl4.cf_paprd_safety_delta=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl4.cf_paprd_min_corr", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl4.cf_paprd_min_corr=0x%x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_agc2_pwr", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_AGC2_PWR);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_agc2_pwr = 0x%02x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_rx_gain_idx", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_RX_GAIN_IDX);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_rx_gain_idx = 0x%02x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_train_active", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_ACTIVE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_active = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_corr_err", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_CORR_ERR);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_corr_err = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_train_incomplete", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_INCOMPLETE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_incomplete = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_train_done", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_done = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat2.paprd_fine_idx", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT2_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_IDX);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_fine_idx = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat2.paprd_coarse_idx", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT2_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_COARSE_IDX);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_coarse_idx = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat2.paprd_fine_val", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT2_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_VAL);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_fine_val = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat3.paprd_train_samples_cnt", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT3_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT3_PAPRD_TRAIN_SAMPLES_CNT);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_samples_cnt = 0x%08x\n", temp);
} else {
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_lb_skip", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_SKIP);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_lb_skip=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_lb_enable", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_LB_ENABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_lb_enable=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_tx_gain_force", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_TX_GAIN_FORCE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_tx_gain_force=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl1.cf_paprd_rx_bb_gain_force", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_RX_BB_GAIN_FORCE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_rx_bb_gain_force=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_iqcorr_enable", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_IQCORR_ENABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_iqcorr_enable=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_agc2_settling", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_PAPRD_AGC2_SETTLING);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_agc2_settling=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl1.cf_paprd_train_enable", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL1,
AR_PHY_PAPRD_TRAINER_CNTL1_CF_CF_PAPRD_TRAIN_ENABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl1.cf_paprd_train_enable=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl2.cf_paprd_init_rx_bb_gain", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL2,
AR_PHY_PAPRD_TRAINER_CNTL2_CF_PAPRD_INIT_RX_BB_GAIN);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl2.cf_paprd_init_rx_bb_gain=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl3.cf_paprd_fine_corr_len", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_FINE_CORR_LEN);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_fine_corr_len=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl3.cf_paprd_coarse_corr_len", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_COARSE_CORR_LEN);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_coarse_corr_len=0x%x\n", temp);
/*
* field_read("BB_paprd_trainer_cntl3.cf_paprd_num_corr_stages", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_NUM_CORR_STAGES);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_num_corr_stages=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl3.cf_paprd_min_loopback_del", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_MIN_LOOPBACK_DEL);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_min_loopback_del=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl3.cf_paprd_quick_drop", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_quick_drop=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl3.cf_paprd_adc_desired_size", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_ADC_DESIRED_SIZE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_adc_desired_size=0x%x\n", temp);
/*
* field_read(
* "BB_paprd_trainer_cntl3.cf_paprd_bbtxmix_disable", &temp);
*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_BBTXMIX_DISABLE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl3.cf_paprd_bbtxmix_disable=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl4.cf_paprd_safety_delta", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_SAFETY_DELTA);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl4.cf_paprd_safety_delta=0x%x\n", temp);
/*field_read("BB_paprd_trainer_cntl4.cf_paprd_min_corr", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL4,
AR_PHY_PAPRD_TRAINER_CNTL4_CF_PAPRD_MIN_CORR);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"BB_paprd_trainer_cntl4.cf_paprd_min_corr=0x%x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_agc2_pwr", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_AGC2_PWR);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_agc2_pwr = 0x%02x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_rx_gain_idx", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_RX_GAIN_IDX);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_rx_gain_idx = 0x%02x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_train_active", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_ACTIVE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_active = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_corr_err", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_CORR_ERR);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_corr_err = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_train_incomplete", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_INCOMPLETE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_incomplete = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat1.paprd_train_done", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_done = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat2.paprd_fine_idx", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT2,
AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_IDX);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_fine_idx = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat2.paprd_coarse_idx", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT2,
AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_COARSE_IDX);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_coarse_idx = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat2.paprd_fine_val", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT2,
AR_PHY_PAPRD_TRAINER_STAT2_PAPRD_FINE_VAL);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_fine_val = 0x%08x\n", temp);
/*field_read("BB_paprd_trainer_stat3.paprd_train_samples_cnt", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT3,
AR_PHY_PAPRD_TRAINER_STAT3_PAPRD_TRAIN_SAMPLES_CNT);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" paprd_train_samples_cnt = 0x%08x\n", temp);
}
/*field_read("BB_tpc_1.force_dac_gain", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_1, AR_PHY_TPC_1_FORCE_DAC_GAIN);
HALDEBUG(ah, HAL_DEBUG_PAPRD, " dac_gain_forced = 0x%08x\n",
temp);
/*field_read("BB_tpc_1.forced_dac_gain", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TPC_1, AR_PHY_TPC_1_FORCED_DAC_GAIN);
HALDEBUG(ah, HAL_DEBUG_PAPRD, " forced_dac_gain = 0x%08x\n",
temp);
/*field_read("BB_paprd_ctrl0_b0.paprd_enable_0", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B0,
AR_PHY_PAPRD_CTRL0_B0_PAPRD_ENABLE_0);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" BB_paprd_ctrl0_b0.paprd_enable_0 = 0x%08x\n", temp);
if (!AR_SREV_POSEIDON(ah)) {
/*field_read("BB_paprd_ctrl0_b1.paprd_enable_1", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B1,
AR_PHY_PAPRD_CTRL0_B1_PAPRD_ENABLE_1);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" BB_paprd_ctrl0_b1.paprd_enable_1 = 0x%08x\n", temp);
if (AH9300(ah)->ah_tx_chainmask & AR9300_CHAIN2_MASK) {
/*field_read("BB_paprd_ctrl0_b2.paprd_enable_2", &temp);*/
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL0_B2,
AR_PHY_PAPRD_CTRL0_B2_PAPRD_ENABLE_2);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
" BB_paprd_ctrl0_b2.paprd_enable_2 = 0x%08x\n", temp);
}
}
/*field_read("BB_tx_forced_gain.forced_txbb1dbgain", &txbb1dbgain);*/
txbb1dbgain =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXBB1DBGAIN);
/*field_read("BB_tx_forced_gain.forced_txbb6dbgain", &txbb6dbgain);*/
txbb6dbgain =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXBB6DBGAIN);
/*field_read("BB_tx_forced_gain.forced_txmxrgain", &txmxrgain);*/
txmxrgain =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_TXMXRGAIN);
/*field_read("BB_tx_forced_gain.forced_padrvgn_a", &padrvgn_a);*/
padrvgn_a =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNA);
/*field_read("BB_tx_forced_gain.forced_padrvgn_b", &padrvgn_b);*/
padrvgn_b =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNB);
/*field_read("BB_tx_forced_gain.forced_padrvgn_c", &padrvgn_c);*/
padrvgn_c =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGNC);
/*field_read("BB_tx_forced_gain.forced_padrvgn_d", &padrvgn_d);*/
padrvgn_d =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_TX_FORCED_GAIN,
AR_PHY_TX_FORCED_GAIN_FORCED_PADRVGND);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"txbb1dbgain=0x%x, txbb6dbgain=0x%x, txmxrgain=0x%x\n",
txbb1dbgain, txbb6dbgain, txmxrgain);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"padrvgn_a=0x%x, padrvgn_b=0x%x\n", padrvgn_a, padrvgn_b);
HALDEBUG(ah, HAL_DEBUG_PAPRD,
"padrvgn_c=0x%x, padrvgn_d=0x%x\n", padrvgn_c, padrvgn_d);
}
#else
#define ar9300_paprd_debug_print(ah) /* dummy macro */
#endif /* defined(ART_PAPRD_DEBUG) || defined(AH_DEBUG) */
static int ar9300_create_pa_curve(struct ath_hal *ah, u_int32_t * pa_table,
u_int32_t * small_signal_gain, int * pa_in)
{
int i;
int status;
/*char field_name[100];*/
u_int32_t paprd_train_data_l[48], paprd_train_data_u[48];
u_int32_t reg;
ar9300_paprd_debug_print(ah);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_CHAN_INFO_MEMORY,
AR_PHY_CHAN_INFO_MEMORY_CHANINFOMEM_S2_READ, 0);
reg = AR_PHY_CHAN_INFO_TAB_0;
for (i = 0; i < 48; i++) {
/*
* sprintf(
* field_name, "%s%d%s\0", "BB_chan_info_chan_tab_b0[",
* i, "].chaninfo_word");
*/
/*field_read(field_name, &paprd_train_data_l[i]);*/
paprd_train_data_l[i] = OS_REG_READ(ah, reg);
reg = reg + 4;
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_CHAN_INFO_MEMORY,
AR_PHY_CHAN_INFO_MEMORY_CHANINFOMEM_S2_READ, 1);
reg = AR_PHY_CHAN_INFO_TAB_0;
for (i = 0; i < 48; i++) {
/*
* sprintf(
* field_name, "%s%d%s\0", "BB_chan_info_chan_tab_b0[",
* i, "].chaninfo_word");
*/
/*field_read(field_name, &paprd_train_data_u[i]);*/
paprd_train_data_u[i] = OS_REG_READ(ah, reg);
reg = reg + 4;
}
/*
* for(i=0; i<48; i++)
* ath_hal_printf(
* ah, "%08x%08x\n", paprd_train_data_u[i], paprd_train_data_l[i]);
*/
status = 0;
if (create_pa_curve(
paprd_train_data_l, paprd_train_data_u,
pa_table, small_signal_gain, pa_in) ==
AH_FALSE)
{
status = -2;
}
/* Clear the training done bit */
if (AR_SREV_POSEIDON(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE, 0);
} else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE, 0);
}
return status;
}
static int find_expn(int num)
{
int tmp, exp;
exp = 0;
tmp = num >> 1;
while (tmp != 0) {
tmp = tmp >> 1;
exp++;
}
return exp;
}
static int find_proper_scale(int expn, int n)
{
int q_pw;
q_pw = (expn > n) ? expn - 10 : 0;
return q_pw;
}
static int find_max(int *array, int length)
{
int i, loc_max;
loc_max = 0;
for (i = 0; i < length; i++) {
if (array[i] > loc_max) {
loc_max = array[i];
}
}
return loc_max;
}
static int paprd_abs(int num)
{
if (num < 0) {
return -num;
}
return num;
}
#define NUM_BIN 23
HAL_BOOL create_pa_curve(u_int32_t * paprd_train_data_l,
u_int32_t * paprd_train_data_u, u_int32_t * pa_table,
u_int32_t * g_fxp_ext, int *pa_in)
{
unsigned int accum_cnt[NUM_BIN + 1];
unsigned int accum_tx[NUM_BIN + 1];
unsigned int accum_rx[NUM_BIN + 1];
unsigned int accum_ang[NUM_BIN + 1];
unsigned int thresh_accum_cnt;
int max_index;
int scale_factor;
int x_est[NUM_BIN + 1];
int y[NUM_BIN + 1];
int theta[NUM_BIN + 1];
int y_sqr[NUM_BIN + 1];
int y_quad[NUM_BIN + 1];
int theta_tilde[NUM_BIN + 1];
int pa_angle[NUM_BIN + 1];
int b1_tmp[NUM_BIN + 1];
int b2_tmp[NUM_BIN + 1];
int b1_abs[NUM_BIN + 1];
int b2_abs[NUM_BIN + 1];
int y_lin[NUM_BIN + 1];
int y_est[NUM_BIN + 1];
int x_est_fxp1_nonlin[NUM_BIN + 1];
int x_tilde[NUM_BIN + 1];
int x_tilde_abs[NUM_BIN + 1];
int g_fxp;
int y_intercept;
int order_x_by_y;
int m, half_lo, half_hi;
int sum_y_sqr;
int sum_y_quad;
int q_x, q_b1, q_b2;
int beta_raw, alpha_raw, scale_b;
int q_scale_b, q_beta, q_alpha;
int alpha, beta;
int order_1, order_2;
int order1_5x, order2_3x;
int order1_5x_rem, order2_3x_rem;
int y5, y3, tmp;
int bin, idx;
int theta_low_bin = 0;
/*
* [15:00] u16, accum_cnt[15:00]: number of samples in the bin
* [42:16] u27, accum_tx[26:00]: sum(tx amplitude) of the bin
* [63:43] u21, accum_rx[20:00]:
* sum(rx amplitude distance to lower bin edge) of the bin
* [90:64] s27, accum_ang[26:00]: sum(angles) of the bin
*/
max_index = 0;
/*
* Disregard any bin that contains less than
* or equal to 16 counts of samples
*/
thresh_accum_cnt = 16;
scale_factor = 5;
for (bin = 0; bin < NUM_BIN; bin++) {
accum_cnt[bin] = paprd_train_data_l[bin] & 0xffff;
/* lower 16 bit OR-ed upper 11 bits */
accum_tx[bin] =
((paprd_train_data_l[bin] >> 16) & 0xffff) |
((paprd_train_data_u[bin] & 0x7ff) << 16);
accum_rx[bin] =
((paprd_train_data_u[bin] >> 11) & 0x1f) |
((paprd_train_data_l[bin + 23] & 0xffff) << 5);
accum_ang[bin] =
((paprd_train_data_l[bin + 23] >> 16) & 0xffff) |
((paprd_train_data_u[bin + 23] & 0x7ff) << 16);
/*
* printf(
* "%d\t%d\t%d\t%d\n", accum_cnt[bin], accum_tx[bin],
* accum_rx[bin], accum_ang[bin]);
*/
if (accum_cnt[bin] > thresh_accum_cnt) {
/* accum_cnt[i] will be non-zero at this point */
x_est[bin + 1] =
((((accum_tx[bin] << scale_factor) +
accum_cnt[bin]) / accum_cnt[bin]) + 32) >> scale_factor;
y[bin + 1] =
(((((accum_rx[bin] << scale_factor) +
accum_cnt[bin]) / accum_cnt[bin]) + 32) >> scale_factor) +
(1 << scale_factor) * max_index + 16;
if (accum_ang[bin] >= (1 << 26)) {
theta[bin + 1] =
((accum_ang[bin] - (1 << 27)) * (1 << scale_factor) +
accum_cnt[bin]);
theta[bin + 1] = theta[bin + 1] / (int) accum_cnt[bin];
/*
* theta[i+1] =
* ((accum_ang[i] - (1 << 27)) *
* (1 << scale_factor) + zz) / zz;
*/
} else {
theta[bin + 1] =
((accum_ang[bin] * (1 << scale_factor)) +
accum_cnt[bin]) / accum_cnt[bin];
}
max_index++;
}
/*
* printf(
* "i=%d, theta[i+1]=%d\t%d\t%d\t%d\t%d\n",
* i, theta[i+1], accum_cnt[i],
* accum_tx[i], accum_rx[i], accum_ang[i]);
*/
}
/*
* Find average theta of first 5 bin and all of those to same value.
* Curve is linear at that range.
*/
for (bin = 1; bin < 6; bin++) {
theta_low_bin += theta[bin];
}
theta_low_bin = theta_low_bin / 5;
for (bin = 1; bin < 6; bin++) {
theta[bin] = theta_low_bin;
}
/* Set values at origin */
theta[0] = theta_low_bin;
for (bin = 0; bin <= max_index; bin++) {
theta[bin] = theta[bin] - theta_low_bin;
/*printf("bin=%d, theta[bin] = %d\n", bin, theta[bin]);*/
}
x_est[0] = 0;
y[0] = 0;
scale_factor = 8;
/* low signal gain */
if (x_est[6] == x_est[3]) {
return AH_FALSE;
}
g_fxp =
(((y[6] - y[3]) * 1 << scale_factor) + (x_est[6] - x_est[3])) /
(x_est[6] - x_est[3]);
if (g_fxp == 0) {
/*
* ath_hal_printf(
* NULL, "%s[%d] Potential divide by zero error\n",
* __func__, __LINE__);
*/
return AH_FALSE;
}
for (bin = 0; bin <= max_index; bin++) {
y_lin[bin] =
(g_fxp * (x_est[bin] - x_est[3]) + (1 << scale_factor)) /
(1 << scale_factor) + y[3];
}
y_intercept = y_lin[0];
for (bin = 0; bin <= max_index; bin++) {
y_est[bin] = y[bin] - y_intercept;
y_lin[bin] = y_lin[bin] - y_intercept;
}
for (bin = 0; bin <= 3; bin++) {
y_est[bin] = bin * 32;
/* g_fxp was checked for zero already */
x_est[bin] = ((y_est[bin] * 1 << scale_factor) + g_fxp) / g_fxp;
}
/*
* for (bin = 0; bin <= max_index; bin++) {
* printf("y_est[%d] = %d, x_est[%d]=%d\n",
* bin, y_est[bin], bin, x_est[bin]);
* }
*/
for (bin = 0; bin <= max_index; bin++) {
x_est_fxp1_nonlin[bin] =
x_est[bin] - ((1 << scale_factor) * y_est[bin] + g_fxp) / g_fxp;
/*printf("x_est_fxp1_nonlin[%d] = %d\n", bin, x_est_fxp1_nonlin[bin]);*/
}
/* Check for divide by 0 */
if (y_est[max_index] == 0) {
return AH_FALSE;
}
order_x_by_y =
(x_est_fxp1_nonlin[max_index] + y_est[max_index]) / y_est[max_index];
if (order_x_by_y == 0) {
m = 10;
} else if (order_x_by_y == 1) {
m = 9;
} else {
m = 8;
}
half_lo = (max_index > 15) ? 7 : max_index >> 1;
half_hi = max_index - half_lo;
scale_factor = 8;
sum_y_sqr = 0;
sum_y_quad = 0;
for (bin = 0; bin <= half_hi; bin++) {
if (y_est[bin + half_lo] == 0) {
/*
* ath_hal_printf(
* NULL, "%s Potential divide by zero error\n", __func__);
*/
return AH_FALSE;
}
x_tilde[bin] =
(x_est_fxp1_nonlin[bin + half_lo] * (1 << m) +
y_est[bin + half_lo]) / y_est[bin + half_lo];
x_tilde[bin] = (x_tilde[bin] * (1 << m) + y_est[bin + half_lo]) /
y_est[bin + half_lo];
x_tilde[bin] = (x_tilde[bin] * (1 << m) + y_est[bin + half_lo]) /
y_est[bin + half_lo];
y_sqr[bin] =
(y_est[bin + half_lo] * y_est[bin + half_lo] +
(scale_factor * scale_factor)) / (scale_factor * scale_factor);
x_tilde_abs[bin] = paprd_abs(x_tilde[bin]);
y_quad[bin] = y_sqr[bin] * y_sqr[bin];
sum_y_sqr = sum_y_sqr + y_sqr[bin];
sum_y_quad = sum_y_quad + y_quad[bin];
}
/*printf("sum_y_sqr = %d, sum_y_quad=%d\n", sum_y_sqr, sum_y_quad);*/
for (bin = 0; bin <= half_hi; bin++) {
b1_tmp[bin] = y_sqr[bin] * (half_hi + 1) - sum_y_sqr;
b2_tmp[bin] = sum_y_quad - sum_y_sqr * y_sqr[bin];
b1_abs[bin] = paprd_abs(b1_tmp[bin]);
b2_abs[bin] = paprd_abs(b2_tmp[bin]);
/*
* printf(
* "bin=%d, b1_tmp[bin] = %d, b2_tmp[bin] = %d\n",
* bin, b1_tmp[bin], b2_tmp[bin]);
*/
}
q_x = find_proper_scale(find_expn(find_max(x_tilde_abs, half_hi + 1)), 10);
q_b1 = find_proper_scale(find_expn(find_max(b1_abs, half_hi + 1)), 10);
q_b2 = find_proper_scale(find_expn(find_max(b2_abs, half_hi + 1)), 10);
beta_raw = 0;
alpha_raw = 0;
for (bin = 0; bin <= half_hi; bin++) {
x_tilde[bin] = x_tilde[bin] / (1 << q_x);
b1_tmp[bin] = b1_tmp[bin] / (1 << q_b1);
b2_tmp[bin] = b2_tmp[bin] / (1 << q_b2);
/*
* printf(
* "bin=%d, b1_tmp[bin]=%d b2_tmp[bin]=%d x_tilde[bin] = %d\n",
* bin, b1_tmp[bin], b2_tmp[bin], x_tilde[bin]);
*/
beta_raw = beta_raw + b1_tmp[bin] * x_tilde[bin];
alpha_raw = alpha_raw + b2_tmp[bin] * x_tilde[bin];
}
scale_b =
((sum_y_quad / scale_factor) * (half_hi + 1) -
(sum_y_sqr / scale_factor) * sum_y_sqr) * scale_factor;
q_scale_b = find_proper_scale(find_expn(paprd_abs(scale_b)), 10);
scale_b = scale_b / (1 << q_scale_b);
/* Check for divide by 0 */
if (scale_b == 0) {
return AH_FALSE;
}
q_beta = find_proper_scale(find_expn(paprd_abs(beta_raw)), 10);
q_alpha = find_proper_scale(find_expn(paprd_abs(alpha_raw)), 10);
beta_raw = beta_raw / (1 << q_beta);
alpha_raw = alpha_raw / (1 << q_alpha);
alpha = (alpha_raw << 10) / scale_b;
beta = (beta_raw << 10) / scale_b;
order_1 = 3 * m - q_x - q_b1 - q_beta + 10 + q_scale_b;
order_2 = 3 * m - q_x - q_b2 - q_alpha + 10 + q_scale_b;
order1_5x = order_1 / 5;
order2_3x = order_2 / 3;
order1_5x_rem = order_1 - 5 * order1_5x;
order2_3x_rem = order_2 - 3 * order2_3x;
for (idx = 0; idx < AR9300_PAPRD_TABLE_SZ; idx++) {
tmp = idx * 32;
y5 = ((beta * tmp) >> 6) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = (y5 * tmp) >> order1_5x;
y5 = y5 >> order1_5x_rem;
y3 = (alpha * tmp) >> order2_3x;
y3 = (y3 * tmp) >> order2_3x;
y3 = (y3 * tmp) >> order2_3x;
y3 = y3 >> order2_3x_rem;
/* g_fxp was checked for zero already */
pa_in[idx] = y5 + y3 + (256 * tmp) / g_fxp;
}
for (idx = 1; idx < 23; idx++) {
tmp = pa_in[idx + 1] - pa_in[idx];
if (tmp < 0) {
pa_in[idx + 1] = pa_in[idx] + (pa_in[idx] - pa_in[idx - 1]);
}
}
for (idx = 0; idx < AR9300_PAPRD_TABLE_SZ; idx++) {
pa_in[idx] = (pa_in[idx] < 1400) ? pa_in[idx] : 1400;
/*printf("idx=%d, pa_in[idx]=%d\n", i, pa_in[idx]);*/
}
beta_raw = 0;
alpha_raw = 0;
for (bin = 0; bin <= half_hi; bin++) {
/*
* printf(
* "bin=%d half_lo=%d m=%d theta[bin+half_lo]=%d "
* "y_est[bin+half_lo]=%d\n",
* bin, half_lo, m, theta[bin+half_lo], y_est[bin+half_lo]);
*/
/* y_est[] was already checked for zero */
theta_tilde[bin] =
((theta[bin + half_lo] << m) + y_est[bin + half_lo]) /
y_est[bin + half_lo];
theta_tilde[bin] = ((theta_tilde[bin] << m) + y_est[bin + half_lo]) /
y_est[bin + half_lo];
theta_tilde[bin] = ((theta_tilde[bin] << m) + y_est[bin + half_lo]) /
y_est[bin + half_lo];
/*printf("bin=%d theta_tilde[bin]=%d\n", bin, theta_tilde[bin]);*/
beta_raw = beta_raw + b1_tmp[bin] * theta_tilde[bin];
alpha_raw = alpha_raw + b2_tmp[bin] * theta_tilde[bin];
/*
printf("bin=%d, alpha_raw=%d, beta_raw=%d\n", bin, alpha_raw, beta_raw);
*/
}
q_beta = find_proper_scale(find_expn(paprd_abs(beta_raw)), 10);
q_alpha = find_proper_scale(find_expn(paprd_abs(alpha_raw)), 10);
beta_raw = beta_raw / (1 << q_beta);
alpha_raw = alpha_raw / (1 << q_alpha);
/* scale_b checked for zero previously */
alpha = (alpha_raw << 10) / scale_b;
beta = (beta_raw << 10) / scale_b;
order_1 = 3 * m - q_x - q_b1 - q_beta + 10 + q_scale_b + 5;
order_2 = 3 * m - q_x - q_b2 - q_alpha + 10 + q_scale_b + 5;
order1_5x = order_1 / 5;
order2_3x = order_2 / 3;
order1_5x_rem = order_1 - 5 * order1_5x;
order2_3x_rem = order_2 - 3 * order2_3x;
for (idx = 0; idx < AR9300_PAPRD_TABLE_SZ; idx++) {
tmp = idx * 32;
if (beta > 0) {
y5 = (((beta * tmp - 64) >> 6) -
(1 << order1_5x)) / (1 << order1_5x);
} else {
y5 = ((((beta * tmp - 64) >> 6) +
(1 << order1_5x)) / (1 << order1_5x));
}
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = (y5 * tmp) / (1 << order1_5x);
y5 = y5 / (1 << order1_5x_rem);
if (beta > 0) {
y3 = (alpha * tmp - (1 << order2_3x)) / (1 << order2_3x);
} else {
y3 = (alpha * tmp + (1 << order2_3x)) / (1 << order2_3x);
}
y3 = (y3 * tmp) / (1 << order2_3x);
y3 = (y3 * tmp) / (1 << order2_3x);
y3 = y3 / (1 << order2_3x_rem);
pa_angle[idx] = y5 + y3;
/*printf("idx=%d, y5 = %d, y3=%d\n", idx, y5, y3);*/
pa_angle[idx] =
(pa_angle[idx] < -150) ? -150 : ((pa_angle[idx] >
150) ? 150 : pa_angle[idx]);
}
pa_angle[0] = 0;
pa_angle[1] = 0;
pa_angle[2] = 0;
pa_angle[3] = 0;
pa_angle[4] = (pa_angle[5] + 2) >> 1;
for (idx = 0; idx < AR9300_PAPRD_TABLE_SZ; idx++) {
pa_table[idx] = ((pa_in[idx] & 0x7ff) << 11) + (pa_angle[idx] & 0x7ff);
/*
* HALDEBUG(
* NULL, HAL_DEBUG_UNMASKABLE,"%d\t%d\t0x%x\n",
* pa_in[idx], pa_angle[idx], pa_table[idx]);
*/
}
/*HALDEBUG(NULL, HAL_DEBUG_UNMASKABLE, "g_fxp = %d\n", g_fxp);*/
*g_fxp_ext = g_fxp;
return AH_TRUE;
}
// Due to a hardware bug, when transmitting with just one chain the papd
// data for chain 0 is always used. So when using chain 2 or 4, the
// corresponding data must be copied into the chain 0 area.
void ar9300_swizzle_paprd_entries(struct ath_hal *ah, unsigned int txchain)
{
int i;
u_int32_t *paprd_table_val = NULL;
u_int32_t small_signal_gain = 0;
u_int32_t reg = 0;
reg = AR_PHY_PAPRD_MEM_TAB_B0;
switch (txchain) {
case 0x1:
case 0x3:
case 0x7:
paprd_table_val = &AH9300(ah)->pa_table[0][0];
small_signal_gain = AH9300(ah)->small_signal_gain[0];
break;
case 0x2:
paprd_table_val = &AH9300(ah)->pa_table[1][0];
small_signal_gain = AH9300(ah)->small_signal_gain[1];
break;
case 0x4:
paprd_table_val = &AH9300(ah)->pa_table[2][0];
small_signal_gain = AH9300(ah)->small_signal_gain[2];
break;
default:
// Error out.
ath_hal_printf(ah, "YAK! Bad chain mask %x\n", txchain);
return;
}
for (i = 0; i < AR9300_PAPRD_TABLE_SZ; i++) {
OS_REG_WRITE(ah, reg, paprd_table_val[i]);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n", __func__,
__LINE__, reg, paprd_table_val[i]);
reg = reg + 4;
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PA_GAIN123_B0,AR_PHY_PA_GAIN123_B0_PA_GAIN1_0, small_signal_gain);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x small_signal_gain 0x%08x\n", __func__, __LINE__,
(unsigned) AR_PHY_PA_GAIN123_B0, OS_REG_READ(ah, AR_PHY_PA_GAIN123_B0));
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0, AR_PHY_PAPRD_CTRL1_B0_PAPRD_POWER_AT_AM2AM_CAL_0,
AH9300(ah)->paprd_training_power);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n", __func__, __LINE__,
(unsigned) AR_PHY_PAPRD_CTRL1_B0, OS_REG_READ(ah, AR_PHY_PAPRD_CTRL1_B0));
}
void ar9300_populate_paprd_single_table(struct ath_hal *ah,
struct ieee80211_channel *chan, int chain_num)
{
int i, j, bad_read = 0;
#ifdef AH_DEBUG
HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan);
#endif
u_int32_t *paprd_table_val = &AH9300(ah)->pa_table[chain_num][0];
u_int32_t small_signal_gain = AH9300(ah)->small_signal_gain[chain_num];
u_int32_t reg = 0;
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d]: channel %d paprd_done %d write %d\n", __func__, __LINE__,
ichan->channel, ichan->paprd_done, ichan->paprd_table_write_done);
if (chain_num == 0) {
reg = AR_PHY_PAPRD_MEM_TAB_B0;
} else if (chain_num == 1) {
reg = AR_PHY_PAPRD_MEM_TAB_B1;
} else if (chain_num == 2) {
reg = AR_PHY_PAPRD_MEM_TAB_B2;
}
for (i = 0; i < AR9300_PAPRD_TABLE_SZ; i++) {
if (AR_SREV_POSEIDON(ah)) {
HALASSERT(chain_num == 0x1);
if ((reg == AR_PHY_PAPRD_MEM_TAB_B1) ||
(reg == AR_PHY_PAPRD_MEM_TAB_B2)) {
continue;
}
}
/*
* sprintf(
* field_name, "%s%d[%d]%s\0", "BB_paprd_mem_tab_b",
* chain_num, i, ".paprd_mem");
*/
OS_REG_WRITE(ah, reg, paprd_table_val[i]);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n", __func__,
__LINE__, reg, paprd_table_val[i]);
/*
* printf(
* "%s[%d] reg %08x = 0x%08x\n",
* __func__, __LINE__, reg, paprd_table_val[i]);
*/
if (OS_REG_READ(ah, reg) == 0xdeadbeef) {
HALDEBUG(ah, HAL_DEBUG_UNMASKABLE,
"%s: Reg0x%x = 0xdeadbeef\n", __func__, reg);
bad_read++;
for (j = AR_PHY_PAPRD_MEM_TAB_B0; j < (AR_PHY_PAPRD_MEM_TAB_B0 + 0x10); j+=4)
{
if (OS_REG_READ(ah, j) == 0xdeadbeef) {
HALDEBUG(ah, HAL_DEBUG_UNMASKABLE,
"%s: Reg0x%x = 0xdeadbeef\n", __func__, j);
bad_read++;
}
}
for (j = AR_PHY_PAPRD_MEM_TAB_B1; j < (AR_PHY_PAPRD_MEM_TAB_B1 + 0x10); j+=4)
{
if (OS_REG_READ(ah, j) == 0xdeadbeef) {
HALDEBUG(ah, HAL_DEBUG_UNMASKABLE,
"%s: Reg0x%x = 0xdeadbeef\n", __func__, j);
bad_read++;
}
}
}
reg = reg + 4;
}
if (bad_read > 4) {
HALDEBUG(ah, HAL_DEBUG_UNMASKABLE,
"%s: Get %d 0xdeadbeef. Mark PAPRD as broken.\n",
__func__, bad_read);
AH9300(ah)->ah_paprd_broken = AH_TRUE;
}
if (chain_num == 0) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PA_GAIN123_B0,
AR_PHY_PA_GAIN123_B0_PA_GAIN1_0, small_signal_gain);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d] reg %08x small_signal_gain 0x%08x\n", __func__, __LINE__,
(unsigned) AR_PHY_PA_GAIN123_B0,
OS_REG_READ(ah, AR_PHY_PA_GAIN123_B0));
} else if (chain_num == 1) {
if (!AR_SREV_POSEIDON(ah) && !AR_SREV_HORNET(ah) && !AR_SREV_APHRODITE(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PA_GAIN123_B1,
AR_PHY_PA_GAIN123_B1_PA_GAIN1_1, small_signal_gain);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d] reg %08x small_signal_gain 0x%08x\n",
__func__, __LINE__,
(unsigned) AR_PHY_PA_GAIN123_B1,
OS_REG_READ(ah, AR_PHY_PA_GAIN123_B1));
}
} else if (chain_num == 2) {
if (!AR_SREV_POSEIDON(ah) && !AR_SREV_HORNET(ah) && !AR_SREV_APHRODITE(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PA_GAIN123_B2,
AR_PHY_PA_GAIN123_B2_PA_GAIN1_2, small_signal_gain);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d] reg %08x small_signal_gain 0x%08x\n",
__func__, __LINE__,
(unsigned) AR_PHY_PA_GAIN123_B2,
OS_REG_READ(ah, AR_PHY_PA_GAIN123_B2));
}
} else {
/* invalid channel number */
}
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B0,
AR_PHY_PAPRD_CTRL1_B0_PAPRD_POWER_AT_AM2AM_CAL_0,
AH9300(ah)->paprd_training_power);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n", __func__,
__LINE__, (unsigned) AR_PHY_PAPRD_CTRL1_B0,
OS_REG_READ(ah, AR_PHY_PAPRD_CTRL1_B0));
if (!AR_SREV_POSEIDON(ah) && !AR_SREV_HORNET(ah) && !AR_SREV_APHRODITE(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B1,
AR_PHY_PAPRD_CTRL1_B1_PAPRD_POWER_AT_AM2AM_CAL_1,
AH9300(ah)->paprd_training_power);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n", __func__,
__LINE__, (unsigned) AR_PHY_PAPRD_CTRL1_B1,
OS_REG_READ(ah, AR_PHY_PAPRD_CTRL1_B1));
if (!AR_SREV_WASP(ah) && !AR_SREV_JUPITER(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_CTRL1_B2,
AR_PHY_PAPRD_CTRL1_B2_PAPRD_POWER_AT_AM2AM_CAL_2,
AH9300(ah)->paprd_training_power);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s[%d] reg %08x = 0x%08x\n", __func__,
__LINE__, (unsigned) AR_PHY_PAPRD_CTRL1_B2,
OS_REG_READ(ah, AR_PHY_PAPRD_CTRL1_B2));
}
}
/*ar9300_enable_paprd(ah, AH_TRUE);*/
}
HAL_STATUS ar9300_paprd_setup_gain_table(struct ath_hal *ah, int chain_num)
{
unsigned int i, desired_gain, gain_index;
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"Run papredistortion single table algorithm:: Training power = %d\n",
AH9300(ah)->paprd_training_power / 2);
if (AH9300(ah)->ah_tx_chainmask & (1 << chain_num)) {
/* this is an active chain */
desired_gain = ar9300_get_desired_gain_for_chain(
ah, chain_num, AH9300(ah)->paprd_training_power);
/* find out gain index */
gain_index = 0;
for (i = 0; i < 32; i++) {
if (AH9300(ah)->paprd_gain_table_index[i] < desired_gain) {
gain_index = gain_index + 1;
} else {
break;
}
}
/*printf("gain_index = %d\n", gain_index);*/
/*ath_hal_printf(ah, "++++ gain_index = %d\n", gain_index);*/
ar9300_tx_force_gain(ah, gain_index);
if (AR_SREV_POSEIDON(ah)) {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE, 0);
} else {
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE, 0);
}
}
return HAL_OK;
}
static HAL_BOOL ar9300_paprd_retrain_pain(struct ath_hal * ah, int * pa_in)
{
int count = 0, i;
int capdiv_offset = 0, quick_drop_offset;
int capdiv2g, quick_drop;
capdiv2g = (OS_REG_READ(ah, AR_PHY_65NM_CH0_TXRF3) >> 1) & 0xF;
if (!AR_SREV_POSEIDON(ah)) {
quick_drop =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP);
} else {
quick_drop =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP);
}
if ( quick_drop != 0 ) {
quick_drop -= 0x40;
}
for (i = 0; i < (NUM_BIN + 1); i++) {
if (pa_in[i] == 1400) {
count++;
}
}
if (AR_SREV_POSEIDON(ah)) {
if ((pa_in[23] < 800) || (pa_in[23] == 1400)) {
if (pa_in[23] < 800) {
capdiv_offset = (int)((1000 - pa_in[23] + 75) / 150);
capdiv2g = capdiv2g + capdiv_offset;
if (capdiv2g > 7) {
capdiv2g = 7;
if (pa_in[23] < 600) {
quick_drop = quick_drop + 1;
if (quick_drop > 0) {
quick_drop = 0;
}
}
}
OS_REG_RMW_FIELD(ah,
AR_PHY_65NM_CH0_TXRF3,
AR_PHY_65NM_CH0_TXRF3_CAPDIV2G,
capdiv2g);
OS_REG_RMW_FIELD_ALT(ah,
AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP,
quick_drop);
return AH_TRUE;
} /* end of if (pa_in[23] < 800) */
else if (pa_in[23] == 1400) {
quick_drop_offset = (int)(count / 3);
if (quick_drop_offset > 2) {
quick_drop_offset = 2;
}
quick_drop = quick_drop + quick_drop_offset;
capdiv2g = capdiv2g + (int)(quick_drop_offset / 2);
if (capdiv2g > 7) {
capdiv2g = 7;
}
if (quick_drop > 0) {
quick_drop = 0;
capdiv2g = capdiv2g - (int)(quick_drop_offset / 1);
if (capdiv2g < 0) {
capdiv2g = 0;
}
}
OS_REG_RMW_FIELD(ah,
AR_PHY_65NM_CH0_TXRF3,
AR_PHY_65NM_CH0_TXRF3_CAPDIV2G,
capdiv2g);
OS_REG_RMW_FIELD_ALT(ah,
AR_PHY_PAPRD_TRAINER_CNTL3_POSEIDON,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP,
quick_drop);
return AH_TRUE;
/* sleep(1); */
} /* end of if (pa_in[23] == 1400)*/
} /* end of if ((pa_in[23] < 800) || (pa_in[23] == 1400)) */
}else if (AR_SREV_HORNET(ah)) {
if ((pa_in[23] < 1000) || (pa_in[23] == 1400)) {
if (pa_in[23] < 1000) {
capdiv_offset = ((1000 - pa_in[23]) / 100);
capdiv2g = capdiv2g + capdiv_offset;
if (capdiv_offset > 3) {
quick_drop_offset = 1;
quick_drop = quick_drop - quick_drop_offset;
capdiv2g = capdiv2g + 1;
if (capdiv2g > 6) {
capdiv2g = 6;
}
if (quick_drop < -4) {
quick_drop = -4;
}
OS_REG_RMW_FIELD(ah,
AR_PHY_65NM_CH0_TXRF3,
AR_PHY_65NM_CH0_TXRF3_CAPDIV2G,
capdiv2g);
OS_REG_RMW_FIELD_ALT(ah,
AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP,
quick_drop);
return AH_TRUE;
} else {
capdiv2g = capdiv2g + capdiv_offset;
if (capdiv2g > 6) {
capdiv2g = 6;
}
if (quick_drop < -4) {
quick_drop = -4;
}
OS_REG_RMW_FIELD(ah,
AR_PHY_65NM_CH0_TXRF3,
AR_PHY_65NM_CH0_TXRF3_CAPDIV2G,
capdiv2g);
OS_REG_RMW_FIELD_ALT(ah,
AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP,
quick_drop);
return AH_TRUE;
}
} /* end of if (PA_in[23] < 1000) */
else if (pa_in[23] == 1400) {
if (count > 3) {
quick_drop_offset = 1;
quick_drop = quick_drop + quick_drop_offset;
capdiv2g = capdiv2g - (count / 4);
if (capdiv2g < 0) {
capdiv2g = 0;
}
if (quick_drop > -2) {
quick_drop = -2;
}
OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_TXRF3,
AR_PHY_65NM_CH0_TXRF3_CAPDIV2G,
capdiv2g);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP,
quick_drop);
return AH_TRUE;
} else {
capdiv2g = capdiv2g - 1;
if (capdiv2g < 0) {
capdiv2g = 0;
}
OS_REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_TXRF3,
AR_PHY_65NM_CH0_TXRF3_CAPDIV2G,
capdiv2g);
OS_REG_RMW_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_CNTL3,
AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP,
quick_drop);
return AH_TRUE;
}
} /* end of if (PA_in[23] == 1400)*/
} /* end of if ((PA_in[23] < 1000) || (PA_in[23] == 1400)) */
}
return AH_FALSE;
}
HAL_STATUS ar9300_paprd_create_curve(struct ath_hal * ah,
struct ieee80211_channel * chan, int chain_num)
{
int status = 0;
u_int32_t *pa_table, small_signal_gain;
int pa_in[NUM_BIN + 1];
if (AH9300(ah)->ah_tx_chainmask & (1 << chain_num)) {
pa_table = &AH9300(ah)->pa_table[chain_num][0];
/* Compute PA table and gain index */
status = ar9300_create_pa_curve(ah, &pa_table[0], &small_signal_gain,
&pa_in[0]);
if (AR_SREV_WASP(ah)) {
OS_DELAY(1000);
}
if (status != 0) {
ath_hal_printf(ah, "ERROR:: paprd failed with error code = %d\n",
status);
return -1;
}
AH9300(ah)->small_signal_gain[chain_num] = small_signal_gain;
if (AR_SREV_POSEIDON(ah) || AR_SREV_HORNET(ah)) {
if (ar9300_paprd_retrain_pain(ah, pa_in)) {
/* need re-train PAPRD */
return HAL_EINPROGRESS;
}
}
}
return HAL_OK;
}
int ar9300_paprd_init_table(struct ath_hal *ah, struct ieee80211_channel * chan)
{
HAL_CHANNEL_INTERNAL *ichan = ath_hal_checkchannel(ah, chan);
if ((AR_SREV_WASP(ah) && IS_CHAN_5GHZ(ichan)) ||
ar9300_paprd_setup_single_table(ah, chan)) {
goto FAIL;
}
OS_MEMZERO(AH9300(ah)->paprd_gain_table_entries,
sizeof(AH9300(ah)->paprd_gain_table_entries));
OS_MEMZERO(AH9300(ah)->paprd_gain_table_index,
sizeof(AH9300(ah)->paprd_gain_table_index));
ar9300_gain_table_entries(ah);
return 0;
FAIL:
return -1;
}
int ar9300_paprd_is_done(struct ath_hal *ah)
{
int temp, agc2_pwr;
/*field_read("BB_paprd_trainer_stat1.paprd_train_done", &temp);*/
if (!AR_SREV_POSEIDON(ah)) {
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
if (temp == 0x1) {
agc2_pwr =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_AGC2_PWR);
HALDEBUG(ah, HAL_DEBUG_CALIBRATE,
"%s AGC2_PWR=0x%2x Training done=0x%2x\n",
__func__, agc2_pwr, temp);
/* Retrain if agc2_pwr is not in ideal range */
if (agc2_pwr <= AH_PAPRD_IDEAL_AGC2_PWR_RANGE) {
temp = 0;
}
}
} else {
temp =
OS_REG_READ_FIELD_ALT(ah, AR_PHY_PAPRD_TRAINER_STAT1_POSEIDON,
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
}
if (!temp) {
/*ath_hal_printf(ah, "%s[%d] PAPRD TEMp Error\n", __func__, __LINE__);*/
}
return temp;
}
/*
* ar9300_paprd_dec_tx_pwr
*
* This function do decrease tx power if Paprd is off or train failed.
*/
void
ar9300_paprd_dec_tx_pwr(struct ath_hal *ah)
{
u_int32_t pwr_temp, pwr_reg;
int i, loop_cnt;
struct ar9300_paprd_pwr_adjust *p_item;
struct ath_hal_9300 *ahp = AH9300(ah);
if (AR_SREV_POSEIDON(ah)) {
loop_cnt =
(sizeof(ar9300_paprd_pwr_adj_array) /
sizeof(struct ar9300_paprd_pwr_adjust));
for (i = 0; i < loop_cnt; i++ )
{
p_item = &ar9300_paprd_pwr_adj_array[i];
pwr_reg = OS_REG_READ(ah, p_item->reg_addr);
pwr_temp = ahp->ah_default_tx_power[p_item->target_rate];
pwr_temp -= (p_item->sub_db * 2);
pwr_temp = pwr_temp << p_item->reg_mask_offset;
pwr_temp |= (pwr_reg&~(p_item->reg_mask <<p_item->reg_mask_offset));
if (pwr_temp != pwr_reg)
{
OS_REG_WRITE(ah, p_item->reg_addr, pwr_temp);
}
}
}
return;
}
int ar9300_paprd_thermal_send(struct ath_hal *ah)
{
if (AR_SREV_HORNET(ah)) {
return OS_REG_READ(ah, AR_TFCNT);
} else {
return 1;
}
}
#if 0
void ar9300_paprd_test_prints(struct ath_hal *ah)
{
u_int32_t i, reg = 0;
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE, "=====ar9300_paprd_test_prints=======\n");
/*printf("=====ar9300_paprd_test_prints=======\n");*/
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE, "BB_paprd_ctrl0_b0 = 0x%08x\n",
OS_REG_READ(ah, AR_PHY_PAPRD_CTRL0_B0));
/*
* printf(
* "BB_paprd_ctrl0_b0 = 0x%08x\n",
* OS_REG_READ(ah, AR_PHY_PAPRD_CTRL0_B0));
*/
if (!AR_SREV_POSEIDON(ah) && !AR_SREV_HORNET(ah)) {
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE, "BB_paprd_ctrl0_b1 = 0x%08x\n",
OS_REG_READ(ah, AR_PHY_PAPRD_CTRL0_B1));
/*
* printf(
* "BB_paprd_ctrl0_b1 = 0x%08x\n",
* OS_REG_READ(ah, AR_PHY_PAPRD_CTRL0_B1));
*/
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE, "BB_paprd_ctrl0_b2 = 0x%08x\n",
OS_REG_READ(ah, AR_PHY_PAPRD_CTRL0_B2));
/*
* printf(
* "BB_paprd_ctrl0_b2 = 0x%08x\n",
* OS_REG_READ(ah, AR_PHY_PAPRD_CTRL0_B2));
*/
}
reg = AR_PHY_PAPRD_MEM_TAB_B0;
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE,
"%s[%d] reg %08lx small_signal_gain ch0 0x%08x\n", __func__, __LINE__,
AR_PHY_PA_GAIN123_B0, OS_REG_READ(ah, AR_PHY_PA_GAIN123_B0));
/*
* printf(
* "%s[%d] reg %08lx small_signal_gain ch0 0x%08x\n",
* __func__, __LINE__, AR_PHY_PA_GAIN123_B0,
* OS_REG_READ(ah, AR_PHY_PA_GAIN123_B0));
*/
for (i = 0; i < 24; i++) {
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n",
__func__, __LINE__, reg, OS_REG_READ(ah, reg));
/*
* printf(
* "%s[%d] reg %08x = 0x%08x\n", __func__, __LINE__,
* reg, OS_REG_READ(ah, reg));
*/
reg = reg + 4;
}
ar9300_paprd_debug_print(ah);
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE,
"=====ar9300_paprd_test_prints end=======\n");
/*printf("=====ar9300_paprd_test_prints end=======\n");*/
if (!AR_SREV_POSEIDON(ah)) {
reg = AR_PHY_PAPRD_MEM_TAB_B1;
printf("%s[%d] reg %08lx small_signal_gain ch1 0x%08x\n",
__func__, __LINE__,
AR_PHY_PA_GAIN123_B1, OS_REG_READ(ah, AR_PHY_PA_GAIN123_B1));
for (i = 0; i < 24; i++) {
OS_REG_WRITE(ah, reg, paprd_table_val[i]);
HALDEBUG(NULL, HAL_DEBUG_CALIBRATE, "%s[%d] reg %08x = 0x%08x\n",
__func__, __LINE__, reg, OS_REG_READ(ah, reg));
printf("%s[%d] reg %08x = 0x%08x\n", __func__, __LINE__, reg,
OS_REG_READ(ah, reg));
reg = reg + 4;
}
reg = AR_PHY_PAPRD_MEM_TAB_B2;
printf("%s[%d] reg %08lx small_signal_gain ch2 0x%08x\n",
__func__, __LINE__,
AR_PHY_PA_GAIN123_B2, OS_REG_READ(ah, AR_PHY_PA_GAIN123_B2));
}
}
#endif
#else
int
ar9300_paprd_init_table(struct ath_hal *ah, HAL_CHANNEL * chan)
{
return 0;
}
HAL_STATUS
ar9300_paprd_setup_gain_table(struct ath_hal * ah, int chain_num)
{
return HAL_OK;
}
HAL_STATUS
ar9300_paprd_create_curve(struct ath_hal * ah, HAL_CHANNEL * chan,
int chain_num)
{
return HAL_OK;
}
int
ar9300_paprd_is_done(struct ath_hal *ah)
{
return 0;
}
void
ar9300_enable_paprd(struct ath_hal *ah, HAL_BOOL enable_flag, HAL_CHANNEL * chan)
{
return;
}
void
ar9300_populate_paprd_single_table(struct ath_hal *ah, HAL_CHANNEL * chan,
int chain_num)
{
return;
}
void
ar9300_paprd_dec_tx_pwr(struct ath_hal *ah)
{
return;
}
int ar9300_paprd_thermal_send(struct ath_hal *ah)
{
return 1;
}
#endif /* ATH_SUPPORT_PAPRD */
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