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rtl8812au/hal/phydm/phydm_dynamic_rx_path.c

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Cloned gordboy's 8812au repo
2018-06-22 16:48:32 +00:00
/******************************************************************************
*
* 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.
*
*****************************************************************************/
/* ************************************************************
* include files
* ************************************************************ */
#include "mp_precomp.h"
#include "phydm_precomp.h"
#ifdef CONFIG_DYNAMIC_RX_PATH
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 = (struct PHY_DM_STRUCT *)p_dm_void;
struct phydm_phyinfo_struct *p_phy_info = (struct phydm_phyinfo_struct *)p_phy_info_void;
struct phydm_perpkt_info_struct *p_pktinfo = (struct phydm_perpkt_info_struct *)p_pkt_info_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->dm_drp_table);
/*u8 is_cck_rate=0;*/
}
void
phydm_drp_get_statistic(
void *p_dm_void
)
{
struct PHY_DM_STRUCT *p_dm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->dm_drp_table);
struct phydm_fa_struct *false_alm_cnt = (struct phydm_fa_struct *)phydm_get_structure(p_dm, PHYDM_FALSEALMCNT);
odm_false_alarm_counter_statistics(p_dm);
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[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));
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[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 = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->dm_drp_table);
u8 training_set_timmer_en;
u8 curr_drp_state;
u32 rx_ok_cal;
u32 RSSI = 0;
struct phydm_fa_struct *false_alm_cnt = (struct phydm_fa_struct *)phydm_get_structure(p_dm, PHYDM_FALSEALMCNT);
if (!(p_dm->support_ability & ODM_BB_DYNAMIC_RX_PATH)) {
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[Return Init] Not Support Dynamic RX PAth\n"));
return;
}
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("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);
if (false_alm_cnt->cnt_crc32_ok_all > 20) {
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[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 {
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[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 = BB_PATH_AB;
training_set_timmer_en = true;
}
} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_0) {
phydm_drp_get_statistic(p_dm);
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 = BB_PATH_B;
training_set_timmer_en = true;
} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_1) {
phydm_drp_get_statistic(p_dm);
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;
#if 1
p_dm_drp_table->drp_state = DRP_DECISION_STATE;
#else
if (*(p_dm->p_mp_mode)) {
rx_ok_cal = p_dm->phy_dbg_info.num_qry_phy_status_cck + p_dm->phy_dbg_info.num_qry_phy_status_ofdm;
RSSI = (rx_ok_cal != 0) ? p_dm->rx_pwdb_ave / rx_ok_cal : 0;
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("MP RSSI = ((%d))\n", RSSI));
}
if (RSSI > p_dm_drp_table->rssi_threshold)
p_dm_drp_table->drp_state = DRP_DECISION_STATE;
else {
p_dm_drp_table->drp_state = DRP_TRAINING_STATE_2;
p_dm_drp_table->curr_rx_path = BB_PATH_A;
training_set_timmer_en = true;
}
#endif
} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_2) {
phydm_drp_get_statistic(p_dm);
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) {
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("Current drp_state = ((%d))\n", p_dm_drp_table->drp_state));
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[0] {CCA, FA} = {%d, %d}\n", p_dm_drp_table->curr_cca_all_cnt_0, p_dm_drp_table->curr_fa_all_cnt_0));
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[1] {CCA, FA} = {%d, %d}\n", p_dm_drp_table->curr_cca_all_cnt_1, p_dm_drp_table->curr_fa_all_cnt_1));
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[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 = BB_PATH_B;
else
p_dm_drp_table->curr_rx_path = BB_PATH_AB;
} else
p_dm_drp_table->curr_rx_path = BB_PATH_AB;
phydm_config_ofdm_rx_path(p_dm, p_dm_drp_table->curr_rx_path);
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[Training Result] curr_rx_path = ((%s%s)),\n",
((p_dm_drp_table->curr_rx_path & BB_PATH_A) ? "A" : " "), ((p_dm_drp_table->curr_rx_path & BB_PATH_B) ? "B" : " ")));
p_dm_drp_table->drp_state = DRP_INIT_STATE;
training_set_timmer_en = false;
}
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("DRP_state: ((%d)) -> ((%d))\n", curr_drp_state, p_dm_drp_table->drp_state));
if (training_set_timmer_en) {
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[Training en] curr_rx_path = ((%s%s)), training_time = ((%d ms))\n",
((p_dm_drp_table->curr_rx_path & BB_PATH_A) ? "A" : " "), ((p_dm_drp_table->curr_rx_path & BB_PATH_B) ? "B" : " "), p_dm_drp_table->training_time));
phydm_config_ofdm_rx_path(p_dm, p_dm_drp_table->curr_rx_path);
odm_set_timer(p_dm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer), p_dm_drp_table->training_time); /*ms*/
} else
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("DRP period end\n\n", curr_drp_state, p_dm_drp_table->drp_state));
}
#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
void
phydm_dynamic_rx_path_callback(
struct timer_list *p_timer
)
{
struct _ADAPTER *adapter = (struct _ADAPTER *)p_timer->adapter;
HAL_DATA_TYPE *p_hal_data = GET_HAL_DATA(adapter);
struct PHY_DM_STRUCT *p_dm = &(p_hal_data->DM_OutSrc);
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->dm_drp_table);
#if DEV_BUS_TYPE == RT_PCI_INTERFACE
#if USE_WORKITEM
odm_schedule_work_item(&(p_dm_drp_table->phydm_dynamic_rx_path_workitem));
#else
{
/* dbg_print("phydm_dynamic_rx_path\n"); */
phydm_dynamic_rx_path(p_dm);
}
#endif
#else
odm_schedule_work_item(&(p_dm_drp_table->phydm_dynamic_rx_path_workitem));
#endif
}
void
phydm_dynamic_rx_path_workitem_callback(
void *p_context
)
{
struct _ADAPTER *p_adapter = (struct _ADAPTER *)p_context;
HAL_DATA_TYPE *p_hal_data = GET_HAL_DATA(p_adapter);
struct PHY_DM_STRUCT *p_dm = &(p_hal_data->DM_OutSrc);
/* dbg_print("phydm_dynamic_rx_path\n"); */
phydm_dynamic_rx_path(p_dm);
}
#else if (DM_ODM_SUPPORT_TYPE == ODM_CE)
void
phydm_dynamic_rx_path_callback(
void *function_context
)
{
struct PHY_DM_STRUCT *p_dm = (struct PHY_DM_STRUCT *)function_context;
struct _ADAPTER *padapter = p_dm->adapter;
if (padapter->net_closed == true)
return;
#if 0 /* Can't do I/O in timer callback*/
odm_s0s1_sw_ant_div(p_dm, SWAW_STEP_DETERMINE);
#else
/*rtw_run_in_thread_cmd(padapter, odm_sw_antdiv_workitem_callback, padapter);*/
#endif
}
#endif
void
phydm_dynamic_rx_path_timers(
void *p_dm_void,
u8 state
)
{
struct PHY_DM_STRUCT *p_dm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->dm_drp_table);
if (state == INIT_DRP_TIMMER) {
odm_initialize_timer(p_dm, &(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, &(p_dm_drp_table->phydm_dynamic_rx_path_timer));
else if (state == RELEASE_DRP_TIMMER)
odm_release_timer(p_dm, &(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 = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->dm_drp_table);
boolean ret_value;
if (!(p_dm->support_ability & ODM_BB_DYNAMIC_RX_PATH)) {
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("[Return] Not Support Dynamic RX PAth\n"));
return;
}
PHYDM_DBG(p_dm, DBG_DYN_RX_PATH, ("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, (enum bb_path)BB_PATH_AB, (enum bb_path)BB_PATH_AB, 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 = (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->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;
}
*_used = used;
*_out_len = out_len;
}
void
phydm_dynamic_rx_path_caller(
void *p_dm_void
)
{
struct PHY_DM_STRUCT *p_dm = (struct PHY_DM_STRUCT *)p_dm_void;
struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm->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);
}
#endif
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