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rtl8188eu/phydm_dynamic_rx_path.c
Larry Finger 4de1397841 rtl8188eu: Flatten hap/ 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2021-07-22 18:57:16 -05:00

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// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2007 - 2016 Realtek Corporation. All rights reserved. */
/* ************************************************************
* include files
* ************************************************************ */
#include "mp_precomp.h"
#include "phydm_precomp.h"
#if (CONFIG_DYNAMIC_RX_PATH == 1)
void
phydm_process_phy_status_for_dynamic_rx_path(
void *p_dm_void,
void *p_phy_info_void,
void *p_pkt_info_void
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _odm_phy_status_info_ *p_phy_info = (struct _odm_phy_status_info_ *)p_phy_info_void;
struct _odm_per_pkt_info_ *p_pktinfo = (struct _odm_per_pkt_info_ *)p_pkt_info_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
/*u8 is_cck_rate=0;*/
}
void
phydm_drp_get_statistic(
void *p_dm_void
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
struct false_ALARM_STATISTICS *false_alm_cnt = (struct false_ALARM_STATISTICS *)phydm_get_structure(p_dm_odm, PHYDMfalseALMCNT);
odm_false_alarm_counter_statistics(p_dm_odm);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[CCA Cnt] {CCK, OFDM, Total} = {%d, %d, %d}\n",
false_alm_cnt->cnt_cck_cca, false_alm_cnt->cnt_ofdm_cca, false_alm_cnt->cnt_cca_all));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[FA Cnt] {CCK, OFDM, Total} = {%d, %d, %d}\n",
false_alm_cnt->cnt_cck_fail, false_alm_cnt->cnt_ofdm_fail, false_alm_cnt->cnt_all));
}
void
phydm_dynamic_rx_path(
void *p_dm_void
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
u8 training_set_timmer_en;
u8 curr_drp_state;
u32 rx_ok_cal;
u32 RSSI = 0;
struct false_ALARM_STATISTICS *false_alm_cnt = (struct false_ALARM_STATISTICS *)phydm_get_structure(p_dm_odm, PHYDMfalseALMCNT);
if (!(p_dm_odm->support_ability & ODM_BB_DYNAMIC_RX_PATH)) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Return Init] Not Support Dynamic RX PAth\n"));
return;
}
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("Current drp_state = ((%d))\n", p_dm_drp_table->drp_state));
curr_drp_state = p_dm_drp_table->drp_state;
if (p_dm_drp_table->drp_state == DRP_INIT_STATE) {
phydm_drp_get_statistic(p_dm_odm);
if (false_alm_cnt->cnt_crc32_ok_all > 20) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Stop DRP Training] cnt_crc32_ok_all = ((%d))\n", false_alm_cnt->cnt_crc32_ok_all));
p_dm_drp_table->drp_state = DRP_INIT_STATE;
training_set_timmer_en = false;
} else {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Start DRP Training] cnt_crc32_ok_all = ((%d))\n", false_alm_cnt->cnt_crc32_ok_all));
p_dm_drp_table->drp_state = DRP_TRAINING_STATE_0;
p_dm_drp_table->curr_rx_path = PHYDM_AB;
training_set_timmer_en = true;
}
} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_0) {
phydm_drp_get_statistic(p_dm_odm);
p_dm_drp_table->curr_cca_all_cnt_0 = false_alm_cnt->cnt_cca_all;
p_dm_drp_table->curr_fa_all_cnt_0 = false_alm_cnt->cnt_all;
p_dm_drp_table->drp_state = DRP_TRAINING_STATE_1;
p_dm_drp_table->curr_rx_path = PHYDM_B;
training_set_timmer_en = true;
} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_1) {
phydm_drp_get_statistic(p_dm_odm);
p_dm_drp_table->curr_cca_all_cnt_1 = false_alm_cnt->cnt_cca_all;
p_dm_drp_table->curr_fa_all_cnt_1 = false_alm_cnt->cnt_all;
p_dm_drp_table->drp_state = DRP_DECISION_STATE;
} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_2) {
phydm_drp_get_statistic(p_dm_odm);
p_dm_drp_table->curr_cca_all_cnt_2 = false_alm_cnt->cnt_cca_all;
p_dm_drp_table->curr_fa_all_cnt_2 = false_alm_cnt->cnt_all;
p_dm_drp_table->drp_state = DRP_DECISION_STATE;
}
if (p_dm_drp_table->drp_state == DRP_DECISION_STATE) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("Current drp_state = ((%d))\n", p_dm_drp_table->drp_state));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[0] {CCA, FA} = {%d, %d}\n", p_dm_drp_table->curr_cca_all_cnt_0, p_dm_drp_table->curr_fa_all_cnt_0));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[1] {CCA, FA} = {%d, %d}\n", p_dm_drp_table->curr_cca_all_cnt_1, p_dm_drp_table->curr_fa_all_cnt_1));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[2] {CCA, FA} = {%d, %d}\n", p_dm_drp_table->curr_cca_all_cnt_2, p_dm_drp_table->curr_fa_all_cnt_2));
if (p_dm_drp_table->curr_fa_all_cnt_1 < p_dm_drp_table->curr_fa_all_cnt_0) {
if ((p_dm_drp_table->curr_fa_all_cnt_0 - p_dm_drp_table->curr_fa_all_cnt_1) > p_dm_drp_table->fa_diff_threshold)
p_dm_drp_table->curr_rx_path = PHYDM_B;
else
p_dm_drp_table->curr_rx_path = PHYDM_AB;
} else
p_dm_drp_table->curr_rx_path = PHYDM_AB;
phydm_config_ofdm_rx_path(p_dm_odm, p_dm_drp_table->curr_rx_path);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Training Result] curr_rx_path = ((%s%s)),\n",
((p_dm_drp_table->curr_rx_path & PHYDM_A) ? "A" : " "), ((p_dm_drp_table->curr_rx_path & PHYDM_B) ? "B" : " ")));
p_dm_drp_table->drp_state = DRP_INIT_STATE;
training_set_timmer_en = false;
}
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("DRP_state: ((%d)) -> ((%d))\n", curr_drp_state, p_dm_drp_table->drp_state));
if (training_set_timmer_en) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Training en] curr_rx_path = ((%s%s)), training_time = ((%d ms))\n",
((p_dm_drp_table->curr_rx_path & PHYDM_A) ? "A" : " "), ((p_dm_drp_table->curr_rx_path & PHYDM_B) ? "B" : " "), p_dm_drp_table->training_time));
phydm_config_ofdm_rx_path(p_dm_odm, p_dm_drp_table->curr_rx_path);
odm_set_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer), p_dm_drp_table->training_time); /*ms*/
} else
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("DRP period end\n\n", curr_drp_state, p_dm_drp_table->drp_state));
}
void
phydm_dynamic_rx_path_callback(
void *function_context
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)function_context;
struct _ADAPTER *padapter = p_dm_odm->adapter;
if (padapter->net_closed == true)
return;
}
void
phydm_dynamic_rx_path_timers(
void *p_dm_void,
u8 state
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
if (state == INIT_DRP_TIMMER) {
odm_initialize_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer),
(void *)phydm_dynamic_rx_path_callback, NULL, "phydm_sw_antenna_switch_timer");
} else if (state == CANCEL_DRP_TIMMER)
odm_cancel_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer));
else if (state == RELEASE_DRP_TIMMER)
odm_release_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer));
}
void
phydm_dynamic_rx_path_init(
void *p_dm_void
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
bool ret_value;
if (!(p_dm_odm->support_ability & ODM_BB_DYNAMIC_RX_PATH)) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Return] Not Support Dynamic RX PAth\n"));
return;
}
ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("phydm_dynamic_rx_path_init\n"));
p_dm_drp_table->drp_state = DRP_INIT_STATE;
p_dm_drp_table->rssi_threshold = DRP_RSSI_TH;
p_dm_drp_table->fa_count_thresold = 50;
p_dm_drp_table->fa_diff_threshold = 50;
p_dm_drp_table->training_time = 100; /*ms*/
p_dm_drp_table->drp_skip_counter = 0;
p_dm_drp_table->drp_period = 0;
p_dm_drp_table->drp_init_finished = true;
ret_value = phydm_api_trx_mode(p_dm_odm, (enum odm_rf_path_e)(ODM_RF_A | ODM_RF_B), (enum odm_rf_path_e)(ODM_RF_A | ODM_RF_B), true);
}
void
phydm_drp_debug(
void *p_dm_void,
u32 *const dm_value,
u32 *_used,
char *output,
u32 *_out_len
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
u32 used = *_used;
u32 out_len = *_out_len;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
switch (dm_value[0]) {
case DRP_TRAINING_TIME:
p_dm_drp_table->training_time = (u16)dm_value[1];
break;
case DRP_TRAINING_PERIOD:
p_dm_drp_table->drp_period = (u8)dm_value[1];
break;
case DRP_RSSI_THRESHOLD:
p_dm_drp_table->rssi_threshold = (u8)dm_value[1];
break;
case DRP_FA_THRESHOLD:
p_dm_drp_table->fa_count_thresold = dm_value[1];
break;
case DRP_FA_DIFF_THRESHOLD:
p_dm_drp_table->fa_diff_threshold = dm_value[1];
break;
default:
PHYDM_SNPRINTF((output + used, out_len - used, "[DRP] unknown command\n"));
break;
}
}
void
phydm_dynamic_rx_path_caller(
void *p_dm_void
)
{
struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
if (p_dm_drp_table->drp_skip_counter < p_dm_drp_table->drp_period)
p_dm_drp_table->drp_skip_counter++;
else
p_dm_drp_table->drp_skip_counter = 0;
if (p_dm_drp_table->drp_skip_counter != 0)
return;
if (p_dm_drp_table->drp_init_finished != true)
return;
phydm_dynamic_rx_path(p_dm_odm);
}
#endif
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