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RTL88x2BU-Linux-Driver/hal/phydm/phydm_rssi_monitor.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_SUPPORT_RSSI_MONITOR
#ifdef PHYDM_3RD_REFORM_RSSI_MONOTOR
void
phydm_rssi_monitor_h2c(
void *dm_void,
u8 macid
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct ra_table *ra_t = &dm->dm_ra_table;
struct cmn_sta_info *sta = dm->phydm_sta_info[macid];
struct ra_sta_info *ra = NULL;
u8 h2c_val[H2C_MAX_LENGTH] = {0};
u8 stbc_en, ldpc_en;
u8 bf_en = 0;
u8 is_rx, is_tx;
if (is_sta_active(sta)) {
ra = &sta->ra_info;
} else {
PHYDM_DBG(dm, DBG_RSSI_MNTR, "[Warning] %s invalid sta_info\n", __func__);
return;
}
PHYDM_DBG(dm, DBG_RSSI_MNTR, "%s ======>\n", __func__);
PHYDM_DBG(dm, DBG_RSSI_MNTR, "MACID=%d\n", sta->mac_id);
is_rx = (ra->txrx_state == RX_STATE) ? 1 : 0;
is_tx = (ra->txrx_state == TX_STATE) ? 1 : 0;
stbc_en = (sta->stbc_en) ? 1 : 0;
ldpc_en = (sta->ldpc_en) ? 1 : 0;
#ifdef CONFIG_BEAMFORMING
if ((sta->bf_info.ht_beamform_cap & BEAMFORMING_HT_BEAMFORMEE_ENABLE) ||
(sta->bf_info.vht_beamform_cap & BEAMFORMING_VHT_BEAMFORMEE_ENABLE)) {
bf_en = 1;
}
#endif
if (ra_t->RA_threshold_offset != 0) {
PHYDM_DBG(dm, DBG_RSSI_MNTR, "RA_th_ofst = (( %s%d ))\n",
((ra_t->RA_offset_direction) ? "+" : "-"), ra_t->RA_threshold_offset);
}
h2c_val[0] = sta->mac_id;
h2c_val[1] = 0;
h2c_val[2] = sta->rssi_stat.rssi;
h2c_val[3] = is_rx | (stbc_en << 1) | ((dm->noisy_decision & 0x1) << 2) | (bf_en << 6);
h2c_val[4] = (ra_t->RA_threshold_offset & 0x7f) | ((ra_t->RA_offset_direction & 0x1) << 7);
h2c_val[5] = 0;
h2c_val[6] = 0;
PHYDM_DBG(dm, DBG_RSSI_MNTR, "PHYDM h2c[0x42]=0x%x %x %x %x %x %x %x\n",
h2c_val[6], h2c_val[5], h2c_val[4], h2c_val[3], h2c_val[2], h2c_val[1], h2c_val[0]);
#if (RTL8188E_SUPPORT == 1)
if (dm->support_ic_type == ODM_RTL8188E)
odm_ra_set_rssi_8188e(dm, (u8)(sta->mac_id & 0xFF), sta->rssi_stat.rssi & 0x7F);
else
#endif
{
odm_fill_h2c_cmd(dm, ODM_H2C_RSSI_REPORT, H2C_MAX_LENGTH, h2c_val);
}
}
void
phydm_calculate_rssi_min_max(
void *dm_void
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct cmn_sta_info *sta;
s8 rssi_max_tmp = 0, rssi_min_tmp = 100;
u8 i;
u8 sta_cnt = 0;
if (!dm->is_linked)
return;
PHYDM_DBG(dm, DBG_RSSI_MNTR, "%s ======>\n", __func__);
for (i = 0; i < ODM_ASSOCIATE_ENTRY_NUM; i++) {
sta = dm->phydm_sta_info[i];
if (is_sta_active(sta)) {
sta_cnt++;
if (sta->rssi_stat.rssi < rssi_min_tmp)
rssi_min_tmp = sta->rssi_stat.rssi;
if (sta->rssi_stat.rssi > rssi_max_tmp)
rssi_max_tmp = sta->rssi_stat.rssi;
/*[Send RSSI to FW]*/
if (sta->ra_info.disable_ra == false)
phydm_rssi_monitor_h2c(dm, i);
if (sta_cnt == dm->number_linked_client)
break;
}
}
dm->rssi_max = (u8)rssi_max_tmp;
dm->rssi_min = (u8)rssi_min_tmp;
}
#endif
#if 0/*(DM_ODM_SUPPORT_TYPE == ODM_WIN)*/
s32
phydm_find_minimum_rssi(
struct dm_struct *dm,
void *adapter,
boolean *is_link_temp
)
{
HAL_DATA_TYPE *hal_data = GET_HAL_DATA(adapter);
PMGNT_INFO mgnt_info = &adapter->MgntInfo;
boolean act_as_ap = ACTING_AS_AP(adapter);
/* 1.Determine the minimum RSSI */
if ((!mgnt_info->bMediaConnect) ||
(act_as_ap && (hal_data->EntryMinUndecoratedSmoothedPWDB == 0))) {/* We should check AP mode and Entry info.into consideration, revised by Roger, 2013.10.18*/
hal_data->MinUndecoratedPWDBForDM = 0;
*is_link_temp = false;
} else
*is_link_temp = true;
if (mgnt_info->bMediaConnect) { /* Default port*/
if (act_as_ap || mgnt_info->mIbss) {
hal_data->MinUndecoratedPWDBForDM = hal_data->EntryMinUndecoratedSmoothedPWDB;
/**/
} else {
hal_data->MinUndecoratedPWDBForDM = GET_DEFAULT_RSSI(mgnt_info);
/**/
}
} else { /* associated entry pwdb*/
hal_data->MinUndecoratedPWDBForDM = hal_data->EntryMinUndecoratedSmoothedPWDB;
/**/
}
return hal_data->MinUndecoratedPWDBForDM;
}
void
odm_rssi_monitor_check_mp(
void *dm_void
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct ra_table *ra_tab = &dm->dm_ra_table;
u8 h2c_parameter[H2C_0X42_LENGTH] = {0};
u32 i;
boolean is_ext_ra_info = true;
u8 cmdlen = H2C_0X42_LENGTH;
u8 tx_bf_en = 0, stbc_en = 0;
void *adapter = dm->adapter;
HAL_DATA_TYPE *hal_data = GET_HAL_DATA(adapter);
struct sta_info *entry = NULL;
s32 tmp_entry_max_pwdb = 0, tmp_entry_min_pwdb = 0xff;
PMGNT_INFO mgnt_info = &adapter->MgntInfo;
PMGNT_INFO p_default_mgnt_info = &adapter->MgntInfo;
u64 cur_tx_ok_cnt = 0, cur_rx_ok_cnt = 0;
#if (BEAMFORMING_SUPPORT == 1)
#ifndef BEAMFORMING_VERSION_1
enum beamforming_cap beamform_cap = BEAMFORMING_CAP_NONE;
#endif
#endif
void *loop_adapter = GetDefaultAdapter(adapter);
if (dm->support_ic_type == ODM_RTL8188E) {
is_ext_ra_info = false;
cmdlen = 3;
}
while (loop_adapter) {
if (loop_adapter != NULL) {
mgnt_info = &loop_adapter->MgntInfo;
cur_tx_ok_cnt = loop_adapter->TxStats.NumTxBytesUnicast - mgnt_info->lastTxOkCnt;
cur_rx_ok_cnt = loop_adapter->RxStats.NumRxBytesUnicast - mgnt_info->lastRxOkCnt;
mgnt_info->lastTxOkCnt = cur_tx_ok_cnt;
mgnt_info->lastRxOkCnt = cur_rx_ok_cnt;
}
for (i = 0; i < ASSOCIATE_ENTRY_NUM; i++) {
if (IsAPModeExist(loop_adapter)) {
if (GetFirstExtAdapter(loop_adapter) != NULL &&
GetFirstExtAdapter(loop_adapter) == loop_adapter)
entry = AsocEntry_EnumStation(loop_adapter, i);
else if (GetFirstGOPort(loop_adapter) != NULL &&
IsFirstGoAdapter(loop_adapter))
entry = AsocEntry_EnumStation(loop_adapter, i);
} else {
if (GetDefaultAdapter(loop_adapter) == loop_adapter)
entry = AsocEntry_EnumStation(loop_adapter, i);
}
if (entry != NULL) {
if (entry->bAssociated) {
RT_DISP_ADDR(FDM, DM_PWDB, ("entry->mac_addr ="), GET_STA_INFO(entry).mac_addr);
RT_DISP(FDM, DM_PWDB, ("entry->rssi = 0x%x(%d)\n",
GET_STA_INFO(entry).rssi_stat.rssi, GET_STA_INFO(entry).rssi_stat.rssi));
/* 2 BF_en */
#if (BEAMFORMING_SUPPORT == 1)
#ifndef BEAMFORMING_VERSION_1
beamform_cap = phydm_beamforming_get_entry_beam_cap_by_mac_id(dm, GET_STA_INFO(entry).mac_id);
if (beamform_cap & (BEAMFORMER_CAP_HT_EXPLICIT | BEAMFORMER_CAP_VHT_SU))
tx_bf_en = 1;
#else
if (Beamform_GetSupportBeamformerCap(GetDefaultAdapter(adapter), entry))
tx_bf_en = 1;
#endif
#endif
/* 2 STBC_en */
if ((IS_WIRELESS_MODE_AC(adapter) && TEST_FLAG(entry->VHTInfo.STBC, STBC_VHT_ENABLE_TX)) ||
TEST_FLAG(entry->HTInfo.STBC, STBC_HT_ENABLE_TX))
stbc_en = 1;
if (GET_STA_INFO(entry).rssi_stat.rssi < tmp_entry_min_pwdb)
tmp_entry_min_pwdb = GET_STA_INFO(entry).rssi_stat.rssi;
if (GET_STA_INFO(entry).rssi_stat.rssi > tmp_entry_max_pwdb)
tmp_entry_max_pwdb = GET_STA_INFO(entry).rssi_stat.rssi;
h2c_parameter[4] = (ra_tab->RA_threshold_offset & 0x7f) | (ra_tab->RA_offset_direction << 7);
PHYDM_DBG(dm, DBG_RSSI_MNTR, "RA_threshold_offset = (( %s%d ))\n", ((ra_tab->RA_threshold_offset == 0) ? " " : ((ra_tab->RA_offset_direction) ? "+" : "-")), ra_tab->RA_threshold_offset);
if (is_ext_ra_info) {
if (cur_rx_ok_cnt > (cur_tx_ok_cnt * 6))
h2c_parameter[3] |= RAINFO_BE_RX_STATE;
if (tx_bf_en)
h2c_parameter[3] |= RAINFO_BF_STATE;
else {
if (stbc_en)
h2c_parameter[3] |= RAINFO_STBC_STATE;
}
if (dm->noisy_decision)
h2c_parameter[3] |= RAINFO_NOISY_STATE;
else
h2c_parameter[3] &= (~RAINFO_NOISY_STATE);
if (dm->h2c_rarpt_connect) {
h2c_parameter[3] |= RAINFO_INIT_RSSI_RATE_STATE;
PHYDM_DBG(dm, DBG_RSSI_MNTR, "h2c_rarpt_connect = (( %d ))\n", dm->h2c_rarpt_connect);
}
}
h2c_parameter[2] = (u8)(GET_STA_INFO(entry).rssi_stat.rssi & 0xFF);
/* h2c_parameter[1] = 0x20;*/ /* fw v12 cmdid 5:use max macid ,for nic ,default macid is 0 ,max macid is 1 */
h2c_parameter[0] = (GET_STA_INFO(entry).mac_id);
odm_fill_h2c_cmd(dm, ODM_H2C_RSSI_REPORT, cmdlen, h2c_parameter);
}
} else
break;
}
loop_adapter = GetNextExtAdapter(loop_adapter);
}
/*Default port*/
if (tmp_entry_max_pwdb != 0) { /* If associated entry is found */
hal_data->EntryMaxUndecoratedSmoothedPWDB = tmp_entry_max_pwdb;
RT_DISP(FDM, DM_PWDB, ("EntryMaxPWDB = 0x%x(%d)\n", tmp_entry_max_pwdb, tmp_entry_max_pwdb));
} else
hal_data->EntryMaxUndecoratedSmoothedPWDB = 0;
if (tmp_entry_min_pwdb != 0xff) { /* If associated entry is found */
hal_data->EntryMinUndecoratedSmoothedPWDB = tmp_entry_min_pwdb;
RT_DISP(FDM, DM_PWDB, ("EntryMinPWDB = 0x%x(%d)\n", tmp_entry_min_pwdb, tmp_entry_min_pwdb));
} else
hal_data->EntryMinUndecoratedSmoothedPWDB = 0;
/* Default porti sent RSSI to FW */
if (hal_data->bUseRAMask) {
PHYDM_DBG(dm, DBG_RSSI_MNTR, "1 RA First Link, RSSI[%d] = ((%d)) , ra_rpt_linked = ((%d))\n",
WIN_DEFAULT_PORT_MACID, GET_DEFAULT_RSSI(mgnt_info), hal_data->ra_rpt_linked);
if (GET_DEFAULT_RSSI(mgnt_info) > 0) {
PRT_HIGH_THROUGHPUT p_ht_info = GET_HT_INFO(p_default_mgnt_info);
PRT_VERY_HIGH_THROUGHPUT p_vht_info = GET_VHT_INFO(p_default_mgnt_info);
/* BF_en*/
#if (BEAMFORMING_SUPPORT == 1)
#ifndef BEAMFORMING_VERSION_1
beamform_cap = phydm_beamforming_get_entry_beam_cap_by_mac_id(dm, p_default_mgnt_info->m_mac_id);
if (beamform_cap & (BEAMFORMER_CAP_HT_EXPLICIT | BEAMFORMER_CAP_VHT_SU))
tx_bf_en = 1;
#else
if (Beamform_GetSupportBeamformerCap(GetDefaultAdapter(adapter), NULL))
tx_bf_en = 1;
#endif
#endif
/* STBC_en*/
if ((IS_WIRELESS_MODE_AC(adapter) && TEST_FLAG(p_vht_info->VhtCurStbc, STBC_VHT_ENABLE_TX)) ||
TEST_FLAG(p_ht_info->HtCurStbc, STBC_HT_ENABLE_TX))
stbc_en = 1;
h2c_parameter[4] = (ra_tab->RA_threshold_offset & 0x7f) | (ra_tab->RA_offset_direction << 7);
PHYDM_DBG(dm, DBG_RSSI_MNTR, "RA_threshold_offset = (( %s%d ))\n", ((ra_tab->RA_threshold_offset == 0) ? " " : ((ra_tab->RA_offset_direction) ? "+" : "-")), ra_tab->RA_threshold_offset);
if (is_ext_ra_info) {
if (tx_bf_en)
h2c_parameter[3] |= RAINFO_BF_STATE;
else {
if (stbc_en)
h2c_parameter[3] |= RAINFO_STBC_STATE;
}
if (dm->h2c_rarpt_connect) {
h2c_parameter[3] |= RAINFO_INIT_RSSI_RATE_STATE;
PHYDM_DBG(dm, DBG_RSSI_MNTR, "h2c_rarpt_connect = (( %d ))\n", dm->h2c_rarpt_connect);
}
if (dm->noisy_decision == 1) {
h2c_parameter[3] |= RAINFO_NOISY_STATE;
PHYDM_DBG(dm, DBG_RSSI_MNTR, "[RSSIMonitorCheckMP] Send H2C to FW\n");
} else
h2c_parameter[3] &= (~RAINFO_NOISY_STATE);
PHYDM_DBG(dm, DBG_RSSI_MNTR, "[RSSIMonitorCheckMP] h2c_parameter=%x\n", h2c_parameter[3]);
}
h2c_parameter[2] = (u8)(GET_DEFAULT_RSSI(mgnt_info) & 0xFF);
/*h2c_parameter[1] = 0x20;*/ /* fw v12 cmdid 5:use max macid ,for nic ,default macid is 0 ,max macid is 1*/
h2c_parameter[0] = WIN_DEFAULT_PORT_MACID; /* fw v12 cmdid 5:use max macid ,for nic ,default macid is 0 ,max macid is 1*/
odm_fill_h2c_cmd(dm, ODM_H2C_RSSI_REPORT, cmdlen, h2c_parameter);
}
} else
PlatformEFIOWrite1Byte(adapter, 0x4fe, (u8)GET_DEFAULT_RSSI(mgnt_info));
{
void *loop_adapter = GetDefaultAdapter(adapter);
boolean default_pointer_value, *is_link_temp = &default_pointer_value;
s32 global_rssi_min = 0xFF, local_rssi_min;
boolean is_link = false;
while (loop_adapter) {
local_rssi_min = phydm_find_minimum_rssi(dm, loop_adapter, is_link_temp);
/* dbg_print("hal_data->is_linked=%d, local_rssi_min=%d\n", hal_data->is_linked, local_rssi_min); */
if (*is_link_temp)
is_link = true;
if ((local_rssi_min < global_rssi_min) && (*is_link_temp))
global_rssi_min = local_rssi_min;
loop_adapter = GetNextExtAdapter(loop_adapter);
}
hal_data->bLinked = is_link;
dm->is_linked = is_link;
dm->rssi_min = (u8)((is_link) ? global_rssi_min : 0);
}
}
#endif
void
phydm_rssi_monitor_check(
void *dm_void
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
if (!(dm->support_ability & ODM_BB_RSSI_MONITOR))
return;
if ((dm->phydm_sys_up_time % 2) == 1) /*for AP watchdog period = 1 sec*/
return;
PHYDM_DBG(dm, DBG_RSSI_MNTR, "%s ======>\n", __func__);
phydm_calculate_rssi_min_max(dm);
PHYDM_DBG(dm, DBG_RSSI_MNTR, "RSSI {max, min} = {%d, %d}\n",
dm->rssi_max, dm->rssi_min);
}
void
phydm_rssi_monitor_init(
void *dm_void
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct ra_table *ra_tab = &dm->dm_ra_table;
ra_tab->firstconnect = false;
dm->rssi_max = 0;
dm->rssi_min = 0;
}
#endif
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