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rtl8821CU/hal/phydm/phydm_lna_sat.c

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/******************************************************************************
*
* Copyright(c) 2007 - 2017 Realtek Corporation.
*
* 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.
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* wlanfae <wlanfae@realtek.com>
* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
* Hsinchu 300, Taiwan.
*
* Larry Finger <Larry.Finger@lwfinger.net>
*
*****************************************************************************/
/*************************************************************
* include files
* *************************************************************/
#include "mp_precomp.h"
#include "phydm_precomp.h"
#ifdef PHYDM_LNA_SAT_CHK_SUPPORT
#ifdef PHYDM_LNA_SAT_CHK_TYPE1
void phydm_lna_sat_chk_init(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_info = &dm->dm_lna_sat_info;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s ==>\n", __func__);
lna_info->check_time = 0;
lna_info->sat_cnt_acc_patha = 0;
lna_info->sat_cnt_acc_pathb = 0;
lna_info->cur_sat_status = 0;
lna_info->pre_sat_status = 0;
lna_info->cur_timer_check_cnt = 0;
lna_info->pre_timer_check_cnt = 0;
}
void phydm_set_ofdm_agc_tab(
void *dm_void,
u8 tab_sel)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
/* table sel:0/2, 1 is used for CCK */
if (tab_sel == OFDM_AGC_TAB_0)
odm_set_bb_reg(dm, R_0xc70, 0x1e00, OFDM_AGC_TAB_0);
else if (tab_sel == OFDM_AGC_TAB_2)
odm_set_bb_reg(dm, R_0xc70, 0x1e00, OFDM_AGC_TAB_2);
else
odm_set_bb_reg(dm, R_0xc70, 0x1e00, OFDM_AGC_TAB_0);
}
u8 phydm_get_ofdm_agc_tab(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
return (u8)odm_get_bb_reg(dm, R_0xc70, 0x1e00);
}
void phydm_lna_sat_chk(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_dig_struct *dig_t = &dm->dm_dig_table;
struct phydm_lna_sat_t *lna_info = &dm->dm_lna_sat_info;
u8 igi_rssi_min;
u8 rssi_min = dm->rssi_min;
u32 sat_status_a, sat_status_b;
u8 igi_restore = dig_t->cur_ig_value;
u8 i, chk_cnt = lna_info->chk_cnt;
u32 lna_sat_cnt_thd = 0;
u8 agc_tab;
u32 max_check_time = 0;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "\n%s ==>\n", __func__);
if (!(dm->support_ability & ODM_BB_LNA_SAT_CHK)) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "Func disable\n");
return;
}
if (lna_info->is_disable_lna_sat_chk) {
phydm_lna_sat_chk_init(dm);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "disable_lna_sat_chk\n");
return;
}
/* move igi to target pin of rssi_min */
if (rssi_min == 0 || rssi_min == 0xff) {
/* adapt agc table 0*/
phydm_set_ofdm_agc_tab(dm, OFDM_AGC_TAB_0);
phydm_lna_sat_chk_init(dm);
return;
} else if (rssi_min % 2 != 0) {
igi_rssi_min = rssi_min + DIFF_RSSI_TO_IGI - 1;
} else {
igi_rssi_min = rssi_min + DIFF_RSSI_TO_IGI;
}
if ((lna_info->chk_period > 0) && (lna_info->chk_period <= ONE_SEC_MS))
max_check_time = chk_cnt * (ONE_SEC_MS / (lna_info->chk_period)) * 5;
else
max_check_time = chk_cnt * 5;
lna_sat_cnt_thd = (max_check_time * lna_info->chk_duty_cycle) / 100;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"check_time=%d, rssi_min=%d, igi_rssi_min=0x%x\nchk_cnt=%d, chk_period=%d, max_check_time=%d, lna_sat_cnt_thd=%d\n",
lna_info->check_time,
rssi_min,
igi_rssi_min,
chk_cnt,
lna_info->chk_period,
max_check_time,
lna_sat_cnt_thd);
odm_write_dig(dm, igi_rssi_min);
/* adapt agc table 0 check saturation status */
phydm_set_ofdm_agc_tab(dm, OFDM_AGC_TAB_0);
/* open rf power detection ckt & set detection range */
odm_set_rf_reg(dm, RF_PATH_A, RF_0x86, 0x1f, 0x10);
odm_set_rf_reg(dm, RF_PATH_B, RF_0x86, 0x1f, 0x10);
/* check saturation status*/
for (i = 0; i < chk_cnt; i++) {
sat_status_a = odm_get_rf_reg(dm, RF_PATH_A, RF_0xae, 0xc0000);
sat_status_b = odm_get_rf_reg(dm, RF_PATH_B, RF_0xae, 0xc0000);
if (sat_status_a != 0)
lna_info->sat_cnt_acc_patha++;
if (sat_status_b != 0)
lna_info->sat_cnt_acc_pathb++;
if (lna_info->sat_cnt_acc_patha >= lna_sat_cnt_thd ||
lna_info->sat_cnt_acc_pathb >= lna_sat_cnt_thd) {
lna_info->cur_sat_status = 1;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"cur_sat_status=%d, check_time=%d\n",
lna_info->cur_sat_status,
lna_info->check_time);
break;
}
lna_info->cur_sat_status = 0;
}
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"cur_sat_status=%d, pre_sat_status=%d, sat_cnt_acc_patha=%d, sat_cnt_acc_pathb=%d\n",
lna_info->cur_sat_status,
lna_info->pre_sat_status,
lna_info->sat_cnt_acc_patha,
lna_info->sat_cnt_acc_pathb);
// agc table decision
if (lna_info->cur_sat_status) {
if (!lna_info->dis_agc_table_swh)
phydm_set_ofdm_agc_tab(dm, OFDM_AGC_TAB_2);
lna_info->check_time = 0;
lna_info->sat_cnt_acc_patha = 0;
lna_info->sat_cnt_acc_pathb = 0;
lna_info->pre_sat_status = lna_info->cur_sat_status;
} else if (lna_info->check_time <= (max_check_time - 1)) {
if (lna_info->pre_sat_status && !lna_info->dis_agc_table_swh)
phydm_set_ofdm_agc_tab(dm, OFDM_AGC_TAB_2);
lna_info->check_time++;
} else if (lna_info->check_time == max_check_time) {
if (!lna_info->dis_agc_table_swh && lna_info->pre_sat_status == 1)
phydm_set_ofdm_agc_tab(dm, OFDM_AGC_TAB_0);
lna_info->check_time = 0;
lna_info->sat_cnt_acc_patha = 0;
lna_info->sat_cnt_acc_pathb = 0;
lna_info->pre_sat_status = lna_info->cur_sat_status;
}
agc_tab = phydm_get_ofdm_agc_tab(dm);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "use AGC tab %d\n", agc_tab);
/* restore previous igi*/
odm_write_dig(dm, igi_restore);
lna_info->cur_timer_check_cnt++;
odm_set_timer(dm, &lna_info->phydm_lna_sat_chk_timer, lna_info->chk_period);
}
void phydm_lna_sat_chk_callback(
void *dm_void
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "\n%s ==>\n", __func__);
phydm_lna_sat_chk(dm);
}
void phydm_lna_sat_chk_timers(
void *dm_void,
u8 state)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_info = &dm->dm_lna_sat_info;
if (state == INIT_LNA_SAT_CHK_TIMMER) {
odm_initialize_timer(dm,
&lna_info->phydm_lna_sat_chk_timer,
(void *)phydm_lna_sat_chk_callback, NULL,
"phydm_lna_sat_chk_timer");
} else if (state == CANCEL_LNA_SAT_CHK_TIMMER) {
odm_cancel_timer(dm, &lna_info->phydm_lna_sat_chk_timer);
} else if (state == RELEASE_LNA_SAT_CHK_TIMMER) {
odm_release_timer(dm, &lna_info->phydm_lna_sat_chk_timer);
}
}
void phydm_lna_sat_chk_watchdog_type1(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_info = &dm->dm_lna_sat_info;
u8 rssi_min = dm->rssi_min;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "\n%s ==>\n", __func__);
if (!(dm->support_ability & ODM_BB_LNA_SAT_CHK)) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"func disable\n");
return;
}
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"pre_timer_check_cnt=%d, cur_timer_check_cnt=%d\n",
lna_info->pre_timer_check_cnt,
lna_info->cur_timer_check_cnt);
if (lna_info->is_disable_lna_sat_chk) {
phydm_lna_sat_chk_init(dm);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"is_disable_lna_sat_chk=%d, return\n", lna_info->is_disable_lna_sat_chk);
return;
}
if (!(dm->support_ic_type & ODM_RTL8197F)) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"support_ic_type != ODM_RTL8197F, return\n");
return;
}
if (rssi_min == 0 || rssi_min == 0xff) {
/* adapt agc table 0 */
phydm_set_ofdm_agc_tab(dm, OFDM_AGC_TAB_0);
phydm_lna_sat_chk_init(dm);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"rssi_min=%d, return\n", rssi_min);
return;
}
if (lna_info->cur_timer_check_cnt == lna_info->pre_timer_check_cnt) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "fail, restart timer\n");
phydm_lna_sat_chk(dm);
} else {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "Timer check pass\n");
}
lna_info->pre_timer_check_cnt = lna_info->cur_timer_check_cnt;
}
#endif
#ifdef PHYDM_LNA_SAT_CHK_TYPE2
void phydm_bubble_sort(
void *dm_void,
u8 *array,
u16 array_length)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
u16 i, j;
u8 temp;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s ==>\n", __func__);
for (i = 0; i < (array_length - 1); i++) {
for (j = (i + 1); j < (array_length); j++) {
if (array[i] > array[j]) {
temp = array[i];
array[i] = array[j];
array[j] = temp;
}
}
}
}
void phydm_lna_sat_chk_type2_init(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
u8 real_shift = pinfo->total_bit_shift;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s ==>\n", __func__);
pinfo->total_cnt_snr = 1 << real_shift;
pinfo->is_sm_done = TRUE;
pinfo->is_snr_done = FALSE;
pinfo->cur_snr_mean = 0;
pinfo->cur_snr_var = 0;
pinfo->cur_lower_snr_mean = 0;
pinfo->pre_snr_mean = 0;
pinfo->pre_snr_var = 0;
pinfo->pre_lower_snr_mean = 0;
pinfo->nxt_state = ORI_TABLE_MONITOR;
pinfo->pre_state = ORI_TABLE_MONITOR;
}
void phydm_snr_collect(
void *dm_void,
u8 rx_snr)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
if (pinfo->is_sm_done) {
/*PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s ==>\n", __func__);*/
/* adapt only path-A for calculation */
pinfo->snr_statistic[pinfo->cnt_snr_statistic] = rx_snr;
if (pinfo->cnt_snr_statistic == (pinfo->total_cnt_snr - 1)) {
pinfo->is_snr_done = TRUE;
pinfo->cnt_snr_statistic = 0;
} else {
pinfo->cnt_snr_statistic++;
}
} else {
return;
}
}
void phydm_parsing_snr(void *dm_void, void *pktinfo_void, s8 *rx_snr)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_t = &dm->dm_lna_sat_info;
struct phydm_perpkt_info_struct *pktinfo = NULL;
u8 target_macid = dm->rssi_min_macid;
if (!(dm->support_ability & ODM_BB_LNA_SAT_CHK))
return;
pktinfo = (struct phydm_perpkt_info_struct *)pktinfo_void;
if (!pktinfo->is_packet_match_bssid)
return;
if (lna_t->force_traget_macid != 0)
target_macid = lna_t->force_traget_macid;
if (target_macid != pktinfo->station_id)
return;
phydm_snr_collect(dm, rx_snr[0]); /*path-A B C D???*/
}
void phydm_snr_data_processing(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
u8 real_shift = pinfo->total_bit_shift;
u16 total_snr_cnt = pinfo->total_cnt_snr;
u16 total_loop_cnt = (total_snr_cnt - 1), i;
u32 temp;
u32 sum_snr_statistic = 0;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s ==>\n", __func__);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"total_loop_cnt=%d\n", total_loop_cnt);
for (i = 0; (i <= total_loop_cnt); i++) {
if (pinfo->is_snr_detail_en) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"snr[%d]=%d\n", i, pinfo->snr_statistic[i]);
}
sum_snr_statistic += (u32)(pinfo->snr_statistic[i]);
pinfo->snr_statistic_sqr[i] = (u16)(pinfo->snr_statistic[i] * pinfo->snr_statistic[i]);
}
phydm_bubble_sort(dm, pinfo->snr_statistic, pinfo->total_cnt_snr);
/*update SNR's cur mean*/
pinfo->cur_snr_mean = (sum_snr_statistic >> real_shift);
for (i = 0; (i <= total_loop_cnt); i++) {
if (pinfo->snr_statistic[i] >= pinfo->cur_snr_mean)
temp = pinfo->snr_statistic[i] - pinfo->cur_snr_mean;
else
temp = pinfo->cur_snr_mean - pinfo->snr_statistic[i];
pinfo->cur_snr_var += (temp * temp);
}
/*update SNR's VAR*/
pinfo->cur_snr_var = (pinfo->cur_snr_var >> real_shift);
/*acquire lower SNR's statistics*/
temp = 0;
pinfo->cnt_lower_snr_statistic = (total_snr_cnt >> pinfo->lwr_snr_ratio_bit_shift);
pinfo->cnt_lower_snr_statistic = MAX_2(pinfo->cnt_lower_snr_statistic, SNR_RPT_MAX);
for (i = 0; i < pinfo->cnt_lower_snr_statistic; i++)
temp += pinfo->snr_statistic[i];
pinfo->cur_lower_snr_mean = temp >> (real_shift - pinfo->lwr_snr_ratio_bit_shift);
}
boolean phydm_is_snr_improve(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
boolean is_snr_improve;
u8 cur_state = pinfo->nxt_state;
u32 cur_mean = pinfo->cur_snr_mean;
u32 pre_mean = pinfo->pre_snr_mean;
u32 cur_lower_mean = pinfo->cur_lower_snr_mean;
u32 pre_lower_mean = pinfo->pre_lower_snr_mean;
u32 cur_var = pinfo->cur_snr_var;
/*special case, zero VAR, interference is gone*/
/*make sure pre_var is larger enough*/
if (cur_state == SAT_TABLE_MONITOR ||
cur_state == ORI_TABLE_TRAINING) {
if (cur_mean >= pre_mean) {
if (cur_var == 0)
return true;
}
}
#if 0
/*special case, mean degrade less than VAR improvement*/
/*make sure pre_var is larger enough*/
if (cur_state == ORI_TABLE_MONITOR &&
cur_mean < pre_mean &&
cur_var < pre_var) {
diff_mean = pre_mean - cur_mean;
diff_var = pre_var - cur_var;
return (diff_var > (2 * diff_mean * diff_mean)) ? true : false;
}
#endif
if (cur_lower_mean >= (pre_lower_mean + pinfo->delta_snr_mean))
is_snr_improve = true;
else
is_snr_improve = false;
#if 0
/* condition refine, mean is bigger enough or VAR is smaller enough*/
/* 1. from mean's view, mean improve delta_snr_mean(2), VAR not degrade lot*/
if (cur_mean > (pre_mean + pinfo->delta_snr_mean)) {
is_mean_improve = TRUE;
is_var_improve = (cur_var <= pre_var + dm->delta_snr_var)
? TRUE : FALSE;
} else if (cur_var + dm->delta_snr_var <= pre_var) {
is_var_improve = TRUE;
is_mean_improve = ((cur_mean + 1) >= pre_mean) ? TRUE : FALSE;
} else {
return false;
}
#endif
return is_snr_improve;
}
boolean phydm_is_snr_degrade(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
u32 cur_lower_mean = pinfo->cur_lower_snr_mean;
u32 pre_lower_mean = pinfo->pre_lower_snr_mean;
boolean is_degrade;
if (cur_lower_mean <= (pre_lower_mean - pinfo->delta_snr_mean))
is_degrade = TRUE;
else
is_degrade = FALSE;
#if 0
is_mean_dgrade = (pinfo->cur_snr_mean + pinfo->delta_snr_mean <= pinfo->pre_snr_mean) ? TRUE : FALSE;
is_var_degrade = (pinfo->cur_snr_var > (pinfo->pre_snr_var + pinfo->delta_snr_mean)) ? TRUE : FALSE;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s: cur_mean=%d, pre_mean=%d, cur_var=%d, pre_var=%d\n",
__func__,
pinfo->cur_snr_mean,
pinfo->pre_snr_mean,
pinfo->cur_snr_var,
pinfo->pre_snr_var);
return (is_mean_dgrade & is_var_degrade);
#endif
return is_degrade;
}
boolean phydm_is_large_var(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
boolean is_large_var = (pinfo->cur_snr_var >= pinfo->snr_var_thd) ? TRUE : FALSE;
return is_large_var;
}
void phydm_update_pre_status(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
pinfo->pre_lower_snr_mean = pinfo->cur_lower_snr_mean;
pinfo->pre_snr_mean = pinfo->cur_snr_mean;
pinfo->pre_snr_var = pinfo->cur_snr_var;
}
void phydm_ori_table_monitor(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
if (phydm_is_large_var(dm)) {
pinfo->nxt_state = SAT_TABLE_TRAINING;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
} else {
pinfo->nxt_state = ORI_TABLE_MONITOR;
/*switch to anti-sat table*/
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
}
phydm_update_pre_status(dm);
pinfo->pre_state = ORI_TABLE_MONITOR;
}
void phydm_sat_table_training(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
#if 0
if pre_state = ORI_TABLE_MONITOR || SAT_TABLE_TRY_FAIL,
/*"pre" adapt ori-table, "cur" adapt sat-table*/
/*adapt ori table*/
if (pinfo->pre_state == ORI_TABLE_MONITOR) {
pinfo->nxt_state = SAT_TABLE_TRAINING;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
} else {
#endif
if (phydm_is_snr_improve(dm)) {
pinfo->nxt_state = SAT_TABLE_MONITOR;
} else {
pinfo->nxt_state = SAT_TABLE_TRY_FAIL;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
}
/*}*/
phydm_update_pre_status(dm);
pinfo->pre_state = SAT_TABLE_TRAINING;
}
void phydm_sat_table_try_fail(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
/* if pre_state = SAT_TABLE_TRAINING, "pre" adapt sat-table, "cur" adapt ori-table */
/* if pre_state = SAT_TABLE_TRY_FAIL, "pre" adapt ori-table, "cur" adapt ori-table */
if (phydm_is_large_var(dm)) {
if (phydm_is_snr_degrade(dm)) {
pinfo->nxt_state = SAT_TABLE_TRAINING;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
} else {
pinfo->nxt_state = SAT_TABLE_TRY_FAIL;
}
} else {
pinfo->nxt_state = ORI_TABLE_MONITOR;
}
phydm_update_pre_status(dm);
pinfo->pre_state = SAT_TABLE_TRY_FAIL;
}
void phydm_sat_table_monitor(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
if (phydm_is_snr_improve(dm)) {
pinfo->sat_table_monitor_times = 0;
/* if pre_state = SAT_TABLE_MONITOR, "pre" adapt sat-table, "cur" adapt sat-table */
if (pinfo->pre_state == SAT_TABLE_MONITOR) {
pinfo->nxt_state = ORI_TABLE_TRAINING;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
//phydm_update_pre_status(dm);
} else {
pinfo->nxt_state = SAT_TABLE_MONITOR;
}
/* if pre_state = SAT_TABLE_TRAINING, "pre" adapt sat-table, "cur" adapt sat-table */
/* if pre_state = ORI_TABLE_TRAINING, "pre" adapt ori-table, "cur" adapt sat-table */
/*pre_state above is no need to update*/
} else {
if (pinfo->sat_table_monitor_times == pinfo->force_change_period) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s: sat_table_monitor_times=%d\n",
__func__, pinfo->sat_table_monitor_times);
pinfo->nxt_state = ORI_TABLE_TRAINING;
pinfo->sat_table_monitor_times = 0;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
} else {
pinfo->nxt_state = SAT_TABLE_MONITOR;
pinfo->sat_table_monitor_times++;
}
}
phydm_update_pre_status(dm);
pinfo->pre_state = SAT_TABLE_MONITOR;
}
void phydm_ori_table_training(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
/* pre_state = SAT_TABLE_MONITOR, "pre" adapt sat-table, "cur" adapt ori-table */
if (phydm_is_snr_degrade(dm) == FALSE) {
pinfo->nxt_state = ORI_TABLE_MONITOR;
} else {
if (pinfo->pre_snr_var == 0)
pinfo->nxt_state = ORI_TABLE_TRY_FAIL;
else
pinfo->nxt_state = SAT_TABLE_MONITOR;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
}
phydm_update_pre_status(dm);
pinfo->pre_state = ORI_TABLE_TRAINING;
}
void phydm_ori_table_try_fail(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
if (pinfo->pre_state == ORI_TABLE_TRY_FAIL) {
if (phydm_is_snr_improve(dm)) {
pinfo->nxt_state = ORI_TABLE_TRAINING;
pinfo->ori_table_try_fail_times = 0;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
} else {
if (pinfo->ori_table_try_fail_times == pinfo->force_change_period) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"%s: ori_table_try_fail_times=%d\n", __func__, pinfo->ori_table_try_fail_times);
pinfo->nxt_state = ORI_TABLE_TRY_FAIL;
pinfo->ori_table_try_fail_times = 0;
phydm_update_pre_status(dm);
} else {
pinfo->nxt_state = ORI_TABLE_TRY_FAIL;
pinfo->ori_table_try_fail_times++;
phydm_update_pre_status(dm);
//config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
}
}
} else {
pinfo->nxt_state = ORI_TABLE_TRY_FAIL;
pinfo->ori_table_try_fail_times = 0;
phydm_update_pre_status(dm);
//config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
}
#if 0
if (phydm_is_large_var(dm)) {
if (phydm_is_snr_degrade(dm)) {
pinfo->nxt_state = SAT_TABLE_TRAINING;
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
} else {
pinfo->nxt_state = SAT_TABLE_TRY_FAIL;
}
} else {
pinfo->nxt_state = ORI_TABLE_MONITOR;
}
phydm_update_pre_status(dm);
#endif
pinfo->pre_state = ORI_TABLE_TRY_FAIL;
}
char *phydm_lna_sat_state_msg(
void *dm_void,
IN u8 state)
{
char *dbg_message;
switch (state) {
case ORI_TABLE_MONITOR:
dbg_message = "ORI_TABLE_MONITOR";
break;
case SAT_TABLE_TRAINING:
dbg_message = "SAT_TABLE_TRAINING";
break;
case SAT_TABLE_TRY_FAIL:
dbg_message = "SAT_TABLE_TRY_FAIL";
break;
case SAT_TABLE_MONITOR:
dbg_message = "SAT_TABLE_MONITOR";
break;
case ORI_TABLE_TRAINING:
dbg_message = "ORI_TABLE_TRAINING";
break;
case ORI_TABLE_TRY_FAIL:
dbg_message = "ORI_TABLE_TRY_FAIL";
break;
default:
dbg_message = "ORI_TABLE_MONITOR";
break;
}
return dbg_message;
}
void phydm_lna_sat_type2_sm(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *pinfo = &dm->dm_lna_sat_info;
u8 state = pinfo->nxt_state;
u8 agc_tab = (u8)odm_get_bb_reg(dm, 0x958, 0x1f);
char *dbg_message, *nxt_dbg_message;
u8 real_shift = pinfo->total_bit_shift;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "\n\n%s ==>\n", __func__);
if ((dm->support_ic_type & ODM_RTL8822B) == FALSE) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "ODM_BB_LNA_SAT_CHK_TYPE2 only support 22B.\n");
return;
}
if ((dm->support_ability & ODM_BB_LNA_SAT_CHK) == FALSE) {
phydm_lna_sat_chk_type2_init(dm);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "ODM_BB_LNA_SAT_CHK_TYPE2 is NOT supported, cur table=%d\n", agc_tab);
return;
}
if (pinfo->is_snr_done)
phydm_snr_data_processing(dm);
else
return;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "cur agc table %d\n", agc_tab);
if (pinfo->is_force_lna_sat_table != AUTO_AGC_TABLE) {
/*reset state machine*/
pinfo->nxt_state = ORI_TABLE_MONITOR;
if (pinfo->is_snr_done) {
if (pinfo->is_force_lna_sat_table == DEFAULT_AGC_TABLE)
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
else if (pinfo->is_force_lna_sat_table == LNA_SAT_AGC_TABLE)
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, LNA_SAT_AGC_TABLE);
else
config_phydm_switch_agc_tab_8822b(dm, *dm->channel, DEFAULT_AGC_TABLE);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"%s: cur_mean=%d, pre_mean=%d, cur_var=%d, pre_var=%d,cur_lower_mean=%d, pre_lower_mean=%d, cnt_lower_snr=%d\n",
__func__,
pinfo->cur_snr_mean,
pinfo->pre_snr_mean,
pinfo->cur_snr_var,
pinfo->pre_snr_var,
pinfo->cur_lower_snr_mean,
pinfo->pre_lower_snr_mean,
pinfo->cnt_lower_snr_statistic);
pinfo->is_snr_done = FALSE;
pinfo->is_sm_done = TRUE;
phydm_update_pre_status(dm);
} else {
return;
}
} else if (pinfo->is_snr_done) {
PHYDM_DBG(dm, DBG_LNA_SAT_CHK,
"%s: cur_mean=%d, pre_mean=%d, cur_var=%d, pre_var=%d,cur_lower_mean=%d, pre_lower_mean=%d, cnt_lower_snr=%d\n",
__func__,
pinfo->cur_snr_mean,
pinfo->pre_snr_mean,
pinfo->cur_snr_var,
pinfo->pre_snr_var,
pinfo->cur_lower_snr_mean,
pinfo->pre_lower_snr_mean,
pinfo->cnt_lower_snr_statistic);
switch (state) {
case ORI_TABLE_MONITOR:
dbg_message = "ORI_TABLE_MONITOR";
phydm_ori_table_monitor(dm);
break;
case SAT_TABLE_TRAINING:
dbg_message = "SAT_TABLE_TRAINING";
phydm_sat_table_training(dm);
break;
case SAT_TABLE_TRY_FAIL:
dbg_message = "SAT_TABLE_TRY_FAIL";
phydm_sat_table_try_fail(dm);
break;
case SAT_TABLE_MONITOR:
dbg_message = "SAT_TABLE_MONITOR";
phydm_sat_table_monitor(dm);
break;
case ORI_TABLE_TRAINING:
dbg_message = "ORI_TABLE_TRAINING";
phydm_ori_table_training(dm);
break;
case ORI_TABLE_TRY_FAIL:
dbg_message = "ORI_TABLE_TRAINING";
phydm_ori_table_try_fail(dm);
break;
default:
dbg_message = "ORI_TABLE_MONITOR";
phydm_ori_table_monitor(dm);
break;
}
dbg_message = phydm_lna_sat_state_msg(dm, state);
nxt_dbg_message = phydm_lna_sat_state_msg(dm, pinfo->nxt_state);
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "state: [%s]->[%s]\n",
dbg_message, nxt_dbg_message);
pinfo->is_snr_done = FALSE;
pinfo->is_sm_done = TRUE;
pinfo->total_cnt_snr = 1 << real_shift;
} else {
return;
}
}
#endif /*#if (PHYDM_LNA_SAT_CHK_TYPE2 == 1)*/
void phydm_lna_sat_debug(
void *dm_void,
char input[][16],
u32 *_used,
char *output,
u32 *_out_len,
u32 input_num)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_t = &dm->dm_lna_sat_info;
char help[] = "-h";
u32 var1[10] = {0};
u32 used = *_used;
u32 out_len = *_out_len;
u8 i;
if ((strcmp(input[1], help) == 0)) {
PDM_SNPF(out_len, used, output + used, out_len - used,
"help content\n");
} else {
PHYDM_SSCANF(input[1], DCMD_DECIMAL, &var1[0]);
for (i = 1; i < 10; i++) {
if (input[i + 1])
PHYDM_SSCANF(input[i + 1], DCMD_DECIMAL, &var1[i]);
}
#ifdef PHYDM_LNA_SAT_CHK_TYPE2
if (var1[0] == 1)
lna_t->force_traget_macid = var1[1];
#endif
}
*_used = used;
*_out_len = out_len;
}
void phydm_lna_sat_chk_watchdog(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_sat = &dm->dm_lna_sat_info;
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "%s ==>\n", __func__);
if (lna_sat->lna_sat_type == LNA_SAT_WITH_PEAK_DET) {
#ifdef PHYDM_LNA_SAT_CHK_TYPE1
phydm_lna_sat_chk_watchdog_type1(dm);
#endif
} else if (lna_sat->lna_sat_type == LNA_SAT_WITH_TRAIN) {
#ifdef PHYDM_LNA_SAT_CHK_TYPE2
#endif
}
}
void phydm_lna_sat_config(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_sat = &dm->dm_lna_sat_info;
#if (RTL8822B_SUPPORT == 1)
if (dm->support_ic_type & (ODM_RTL8822B))
lna_sat->lna_sat_type = LNA_SAT_WITH_TRAIN;
#endif
#if (RTL8197F_SUPPORT == 1) || (RTL8192F_SUPPORT == 1) || (RTL8198F_SUPPORT == 1)
if (dm->support_ic_type & (ODM_RTL8197F | ODM_RTL8192F | ODM_RTL8198F))
lna_sat->lna_sat_type = LNA_SAT_WITH_PEAK_DET;
#endif
PHYDM_DBG(dm, DBG_LNA_SAT_CHK, "[%s] lna_sat_type=%d\n",
__func__, lna_sat->lna_sat_type);
}
void phydm_lna_sat_check_init(
void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_lna_sat_t *lna_sat = &dm->dm_lna_sat_info;
if ((dm->support_ability & ODM_BB_LNA_SAT_CHK))
return;
if (lna_sat->lna_sat_type == LNA_SAT_WITH_PEAK_DET) {
#ifdef PHYDM_LNA_SAT_CHK_TYPE1
phydm_lna_sat_chk_init(dm);
#endif
} else if (lna_sat->lna_sat_type == LNA_SAT_WITH_TRAIN) {
#ifdef PHYDM_LNA_SAT_CHK_TYPE2
phydm_lna_sat_chk_type2_init(dm);
#endif
}
}
#endif /*#if (PHYDM_LNA_SAT_CHK_SUPPORT == 1)*/
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