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rtlwifi: rtl8192se: Merge dynamic management routines 

Merge routines dm.c and dm.h for RTL8192SE.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Chaoming_Li <chaoming_li@realsil.com.cn>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Chaoming Li 2011-05-03 09:47:55 -05:00 committed by John W. Linville
parent e52dadb341
commit 9fe255ee3c
2 changed files with 897 additions and 0 deletions
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733
drivers/net/wireless/rtlwifi/rtl8192se/dm.c Normal file
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/******************************************************************************
*
* Copyright(c) 2009-2010 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
* 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 "../wifi.h"
#include "../base.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "dm.h"
#include "fw.h"
struct dig_t digtable;
static const u32 edca_setting_dl[PEER_MAX] = {
0xa44f, /* 0 UNKNOWN */
0x5ea44f, /* 1 REALTEK_90 */
0x5ea44f, /* 2 REALTEK_92SE */
0xa630, /* 3 BROAD */
0xa44f, /* 4 RAL */
0xa630, /* 5 ATH */
0xa630, /* 6 CISCO */
0xa42b, /* 7 MARV */
};
static const u32 edca_setting_dl_gmode[PEER_MAX] = {
0x4322, /* 0 UNKNOWN */
0xa44f, /* 1 REALTEK_90 */
0x5ea44f, /* 2 REALTEK_92SE */
0xa42b, /* 3 BROAD */
0x5e4322, /* 4 RAL */
0x4322, /* 5 ATH */
0xa430, /* 6 CISCO */
0x5ea44f, /* 7 MARV */
};
static const u32 edca_setting_ul[PEER_MAX] = {
0x5e4322, /* 0 UNKNOWN */
0xa44f, /* 1 REALTEK_90 */
0x5ea44f, /* 2 REALTEK_92SE */
0x5ea322, /* 3 BROAD */
0x5ea422, /* 4 RAL */
0x5ea322, /* 5 ATH */
0x3ea44f, /* 6 CISCO */
0x5ea44f, /* 7 MARV */
};
static void _rtl92s_dm_check_edca_turbo(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
static u64 last_txok_cnt;
static u64 last_rxok_cnt;
u64 cur_txok_cnt = 0;
u64 cur_rxok_cnt = 0;
u32 edca_be_ul = edca_setting_ul[mac->vendor];
u32 edca_be_dl = edca_setting_dl[mac->vendor];
u32 edca_gmode = edca_setting_dl_gmode[mac->vendor];
if (mac->link_state != MAC80211_LINKED) {
rtlpriv->dm.current_turbo_edca = false;
goto dm_checkedcaturbo_exit;
}
if ((!rtlpriv->dm.is_any_nonbepkts) &&
(!rtlpriv->dm.disable_framebursting)) {
cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt;
cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt;
if (rtlpriv->phy.rf_type == RF_1T2R) {
if (cur_txok_cnt > 4 * cur_rxok_cnt) {
/* Uplink TP is present. */
if (rtlpriv->dm.is_cur_rdlstate ||
!rtlpriv->dm.current_turbo_edca) {
rtl_write_dword(rtlpriv, EDCAPARA_BE,
edca_be_ul);
rtlpriv->dm.is_cur_rdlstate = false;
}
} else {/* Balance TP is present. */
if (!rtlpriv->dm.is_cur_rdlstate ||
!rtlpriv->dm.current_turbo_edca) {
if (mac->mode == WIRELESS_MODE_G ||
mac->mode == WIRELESS_MODE_B)
rtl_write_dword(rtlpriv,
EDCAPARA_BE,
edca_gmode);
else
rtl_write_dword(rtlpriv,
EDCAPARA_BE,
edca_be_dl);
rtlpriv->dm.is_cur_rdlstate = true;
}
}
rtlpriv->dm.current_turbo_edca = true;
} else {
if (cur_rxok_cnt > 4 * cur_txok_cnt) {
if (!rtlpriv->dm.is_cur_rdlstate ||
!rtlpriv->dm.current_turbo_edca) {
if (mac->mode == WIRELESS_MODE_G ||
mac->mode == WIRELESS_MODE_B)
rtl_write_dword(rtlpriv,
EDCAPARA_BE,
edca_gmode);
else
rtl_write_dword(rtlpriv,
EDCAPARA_BE,
edca_be_dl);
rtlpriv->dm.is_cur_rdlstate = true;
}
} else {
if (rtlpriv->dm.is_cur_rdlstate ||
!rtlpriv->dm.current_turbo_edca) {
rtl_write_dword(rtlpriv, EDCAPARA_BE,
edca_be_ul);
rtlpriv->dm.is_cur_rdlstate = false;
}
}
rtlpriv->dm.current_turbo_edca = true;
}
} else {
if (rtlpriv->dm.current_turbo_edca) {
u8 tmp = AC0_BE;
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AC_PARAM,
(u8 *)(&tmp));
rtlpriv->dm.current_turbo_edca = false;
}
}
dm_checkedcaturbo_exit:
rtlpriv->dm.is_any_nonbepkts = false;
last_txok_cnt = rtlpriv->stats.txbytesunicast;
last_rxok_cnt = rtlpriv->stats.rxbytesunicast;
}
static void _rtl92s_dm_txpowertracking_callback_thermalmeter(
struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
u8 thermalvalue = 0;
rtlpriv->dm.txpower_trackinginit = true;
thermalvalue = (u8)rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER, 0x1f);
RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
("Readback Thermal Meter = 0x%x pre thermal meter 0x%x "
"eeprom_thermalmeter 0x%x\n", thermalvalue,
rtlpriv->dm.thermalvalue, rtlefuse->eeprom_thermalmeter));
if (thermalvalue) {
rtlpriv->dm.thermalvalue = thermalvalue;
rtl92s_phy_set_fw_cmd(hw, FW_CMD_TXPWR_TRACK_THERMAL);
}
rtlpriv->dm.txpowercount = 0;
}
static void _rtl92s_dm_check_txpowertracking_thermalmeter(
struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &(rtlpriv->phy);
static u8 tm_trigger;
u8 tx_power_checkcnt = 5;
/* 2T2R TP issue */
if (rtlphy->rf_type == RF_2T2R)
return;
if (!rtlpriv->dm.txpower_tracking)
return;
if (rtlpriv->dm.txpowercount <= tx_power_checkcnt) {
rtlpriv->dm.txpowercount++;
return;
}
if (!tm_trigger) {
rtl_set_rfreg(hw, RF90_PATH_A, RF_T_METER,
RFREG_OFFSET_MASK, 0x60);
tm_trigger = 1;
} else {
_rtl92s_dm_txpowertracking_callback_thermalmeter(hw);
tm_trigger = 0;
}
}
static void _rtl92s_dm_refresh_rateadaptive_mask(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rate_adaptive *ra = &(rtlpriv->ra);
u32 low_rssi_thresh = 0;
u32 middle_rssi_thresh = 0;
u32 high_rssi_thresh = 0;
u8 rssi_level;
struct ieee80211_sta *sta = NULL;
if (is_hal_stop(rtlhal))
return;
if (!rtlpriv->dm.useramask)
return;
if (!rtlpriv->dm.inform_fw_driverctrldm) {
rtl92s_phy_set_fw_cmd(hw, FW_CMD_CTRL_DM_BY_DRIVER);
rtlpriv->dm.inform_fw_driverctrldm = true;
}
rcu_read_lock();
if (mac->opmode == NL80211_IFTYPE_STATION)
sta = get_sta(hw, mac->vif, mac->bssid);
if ((mac->link_state == MAC80211_LINKED) &&
(mac->opmode == NL80211_IFTYPE_STATION)) {
switch (ra->pre_ratr_state) {
case DM_RATR_STA_HIGH:
high_rssi_thresh = 40;
middle_rssi_thresh = 30;
low_rssi_thresh = 20;
break;
case DM_RATR_STA_MIDDLE:
high_rssi_thresh = 44;
middle_rssi_thresh = 30;
low_rssi_thresh = 20;
break;
case DM_RATR_STA_LOW:
high_rssi_thresh = 44;
middle_rssi_thresh = 34;
low_rssi_thresh = 20;
break;
case DM_RATR_STA_ULTRALOW:
high_rssi_thresh = 44;
middle_rssi_thresh = 34;
low_rssi_thresh = 24;
break;
default:
high_rssi_thresh = 44;
middle_rssi_thresh = 34;
low_rssi_thresh = 24;
break;
}
if (rtlpriv->dm.undecorated_smoothed_pwdb >
(long)high_rssi_thresh) {
ra->ratr_state = DM_RATR_STA_HIGH;
rssi_level = 1;
} else if (rtlpriv->dm.undecorated_smoothed_pwdb >
(long)middle_rssi_thresh) {
ra->ratr_state = DM_RATR_STA_LOW;
rssi_level = 3;
} else if (rtlpriv->dm.undecorated_smoothed_pwdb >
(long)low_rssi_thresh) {
ra->ratr_state = DM_RATR_STA_LOW;
rssi_level = 5;
} else {
ra->ratr_state = DM_RATR_STA_ULTRALOW;
rssi_level = 6;
}
if (ra->pre_ratr_state != ra->ratr_state) {
RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD, ("RSSI = %ld "
"RSSI_LEVEL = %d PreState = %d, CurState = %d\n",
rtlpriv->dm.undecorated_smoothed_pwdb,
ra->ratr_state,
ra->pre_ratr_state, ra->ratr_state));
rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
ra->ratr_state);
ra->pre_ratr_state = ra->ratr_state;
}
}
rcu_read_unlock();
}
static void _rtl92s_dm_switch_baseband_mrc(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_phy *rtlphy = &(rtlpriv->phy);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
bool current_mrc;
bool enable_mrc = true;
long tmpentry_maxpwdb = 0;
u8 rssi_a = 0;
u8 rssi_b = 0;
if (is_hal_stop(rtlhal))
return;
if ((rtlphy->rf_type == RF_1T1R) || (rtlphy->rf_type == RF_2T2R))
return;
rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_MRC, (u8 *)(&current_mrc));
if (mac->link_state >= MAC80211_LINKED) {
if (rtlpriv->dm.undecorated_smoothed_pwdb > tmpentry_maxpwdb) {
rssi_a = rtlpriv->stats.rx_rssi_percentage[RF90_PATH_A];
rssi_b = rtlpriv->stats.rx_rssi_percentage[RF90_PATH_B];
}
}
/* MRC settings would NOT affect TP on Wireless B mode. */
if (mac->mode != WIRELESS_MODE_B) {
if ((rssi_a == 0) && (rssi_b == 0)) {
enable_mrc = true;
} else if (rssi_b > 30) {
/* Turn on B-Path */
enable_mrc = true;
} else if (rssi_b < 5) {
/* Turn off B-path */
enable_mrc = false;
/* Take care of RSSI differentiation. */
} else if (rssi_a > 15 && (rssi_a >= rssi_b)) {
if ((rssi_a - rssi_b) > 15)
/* Turn off B-path */
enable_mrc = false;
else if ((rssi_a - rssi_b) < 10)
/* Turn on B-Path */
enable_mrc = true;
else
enable_mrc = current_mrc;
} else {
/* Turn on B-Path */
enable_mrc = true;
}
}
/* Update MRC settings if needed. */
if (enable_mrc != current_mrc)
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_MRC,
(u8 *)&enable_mrc);
}
void rtl92s_dm_init_edca_turbo(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
rtlpriv->dm.current_turbo_edca = false;
rtlpriv->dm.is_any_nonbepkts = false;
rtlpriv->dm.is_cur_rdlstate = false;
}
static void _rtl92s_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rate_adaptive *ra = &(rtlpriv->ra);
ra->ratr_state = DM_RATR_STA_MAX;
ra->pre_ratr_state = DM_RATR_STA_MAX;
if (rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER)
rtlpriv->dm.useramask = true;
else
rtlpriv->dm.useramask = false;
rtlpriv->dm.useramask = false;
rtlpriv->dm.inform_fw_driverctrldm = false;
}
static void _rtl92s_dm_init_txpowertracking_thermalmeter(
struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
rtlpriv->dm.txpower_tracking = true;
rtlpriv->dm.txpowercount = 0;
rtlpriv->dm.txpower_trackinginit = false;
}
static void _rtl92s_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt);
u32 ret_value;
ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER1, MASKDWORD);
falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16);
ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER2, MASKDWORD);
falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff);
falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16);
ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER3, MASKDWORD);
falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff);
falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail +
falsealm_cnt->cnt_rate_illegal + falsealm_cnt->cnt_crc8_fail +
falsealm_cnt->cnt_mcs_fail;
/* read CCK false alarm */
ret_value = rtl_get_bbreg(hw, 0xc64, MASKDWORD);
falsealm_cnt->cnt_cck_fail = (ret_value & 0xffff);
falsealm_cnt->cnt_all = falsealm_cnt->cnt_ofdm_fail +
falsealm_cnt->cnt_cck_fail;
}
static void rtl92s_backoff_enable_flag(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt);
if (falsealm_cnt->cnt_all > digtable.fa_highthresh) {
if ((digtable.backoff_val - 6) <
digtable.backoffval_range_min)
digtable.backoff_val = digtable.backoffval_range_min;
else
digtable.backoff_val -= 6;
} else if (falsealm_cnt->cnt_all < digtable.fa_lowthresh) {
if ((digtable.backoff_val + 6) >
digtable.backoffval_range_max)
digtable.backoff_val =
digtable.backoffval_range_max;
else
digtable.backoff_val += 6;
}
}
static void _rtl92s_dm_initial_gain_sta_beforeconnect(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt);
static u8 initialized, force_write;
u8 initial_gain = 0;
if ((digtable.pre_sta_connectstate == digtable.cur_sta_connectstate) ||
(digtable.cur_sta_connectstate == DIG_STA_BEFORE_CONNECT)) {
if (digtable.cur_sta_connectstate == DIG_STA_BEFORE_CONNECT) {
if (rtlpriv->psc.rfpwr_state != ERFON)
return;
if (digtable.backoff_enable_flag == true)
rtl92s_backoff_enable_flag(hw);
else
digtable.backoff_val = DM_DIG_BACKOFF;
if ((digtable.rssi_val + 10 - digtable.backoff_val) >
digtable.rx_gain_range_max)
digtable.cur_igvalue =
digtable.rx_gain_range_max;
else if ((digtable.rssi_val + 10 - digtable.backoff_val)
< digtable.rx_gain_range_min)
digtable.cur_igvalue =
digtable.rx_gain_range_min;
else
digtable.cur_igvalue = digtable.rssi_val + 10 -
digtable.backoff_val;
if (falsealm_cnt->cnt_all > 10000)
digtable.cur_igvalue =
(digtable.cur_igvalue > 0x33) ?
digtable.cur_igvalue : 0x33;
if (falsealm_cnt->cnt_all > 16000)
digtable.cur_igvalue =
digtable.rx_gain_range_max;
/* connected -> connected or disconnected -> disconnected */
} else {
/* Firmware control DIG, do nothing in driver dm */
return;
}
/* disconnected -> connected or connected ->
* disconnected or beforeconnect->(dis)connected */
} else {
/* Enable FW DIG */
digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_ENABLE);
digtable.backoff_val = DM_DIG_BACKOFF;
digtable.cur_igvalue = rtlpriv->phy.default_initialgain[0];
digtable.pre_igvalue = 0;
return;
}
/* Forced writing to prevent from fw-dig overwriting. */
if (digtable.pre_igvalue != rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1,
MASKBYTE0))
force_write = 1;
if ((digtable.pre_igvalue != digtable.cur_igvalue) ||
!initialized || force_write) {
/* Disable FW DIG */
rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_DISABLE);
initial_gain = (u8)digtable.cur_igvalue;
/* Set initial gain. */
rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, MASKBYTE0, initial_gain);
rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, MASKBYTE0, initial_gain);
digtable.pre_igvalue = digtable.cur_igvalue;
initialized = 1;
force_write = 0;
}
}
static void _rtl92s_dm_ctrl_initgain_bytwoport(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (rtlpriv->mac80211.act_scanning)
return;
/* Decide the current status and if modify initial gain or not */
if (rtlpriv->mac80211.link_state >= MAC80211_LINKED ||
rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC)
digtable.cur_sta_connectstate = DIG_STA_CONNECT;
else
digtable.cur_sta_connectstate = DIG_STA_DISCONNECT;
digtable.rssi_val = rtlpriv->dm.undecorated_smoothed_pwdb;
/* Change dig mode to rssi */
if (digtable.cur_sta_connectstate != DIG_STA_DISCONNECT) {
if (digtable.dig_twoport_algorithm ==
DIG_TWO_PORT_ALGO_FALSE_ALARM) {
digtable.dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI;
rtl92s_phy_set_fw_cmd(hw, FW_CMD_DIG_MODE_SS);
}
}
_rtl92s_dm_false_alarm_counter_statistics(hw);
_rtl92s_dm_initial_gain_sta_beforeconnect(hw);
digtable.pre_sta_connectstate = digtable.cur_sta_connectstate;
}
static void _rtl92s_dm_ctrl_initgain_byrssi(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &(rtlpriv->phy);
/* 2T2R TP issue */
if (rtlphy->rf_type == RF_2T2R)
return;
if (!rtlpriv->dm.dm_initialgain_enable)
return;
if (digtable.dig_enable_flag == false)
return;
_rtl92s_dm_ctrl_initgain_bytwoport(hw);
}
static void _rtl92s_dm_dynamic_txpower(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &(rtlpriv->phy);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
long undecorated_smoothed_pwdb;
long txpwr_threshold_lv1, txpwr_threshold_lv2;
/* 2T2R TP issue */
if (rtlphy->rf_type == RF_2T2R)
return;
if (!rtlpriv->dm.dynamic_txpower_enable ||
rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL;
return;
}
if ((mac->link_state < MAC80211_LINKED) &&
(rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) {
RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
("Not connected to any\n"));
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL;
rtlpriv->dm.last_dtp_lvl = TX_HIGHPWR_LEVEL_NORMAL;
return;
}
if (mac->link_state >= MAC80211_LINKED) {
if (mac->opmode == NL80211_IFTYPE_ADHOC) {
undecorated_smoothed_pwdb =
rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
("AP Client PWDB = 0x%lx\n",
undecorated_smoothed_pwdb));
} else {
undecorated_smoothed_pwdb =
rtlpriv->dm.undecorated_smoothed_pwdb;
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
("STA Default Port PWDB = 0x%lx\n",
undecorated_smoothed_pwdb));
}
} else {
undecorated_smoothed_pwdb =
rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
("AP Ext Port PWDB = 0x%lx\n",
undecorated_smoothed_pwdb));
}
txpwr_threshold_lv2 = TX_POWER_NEAR_FIELD_THRESH_LVL2;
txpwr_threshold_lv1 = TX_POWER_NEAR_FIELD_THRESH_LVL1;
if (rtl_get_bbreg(hw, 0xc90, MASKBYTE0) == 1)
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL;
else if (undecorated_smoothed_pwdb >= txpwr_threshold_lv2)
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL2;
else if ((undecorated_smoothed_pwdb < (txpwr_threshold_lv2 - 3)) &&
(undecorated_smoothed_pwdb >= txpwr_threshold_lv1))
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL1;
else if (undecorated_smoothed_pwdb < (txpwr_threshold_lv1 - 3))
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL;
if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl))
rtl92s_phy_set_txpower(hw, rtlphy->current_channel);
rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
}
static void _rtl92s_dm_init_dig(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
/* Disable DIG scheme now.*/
digtable.dig_enable_flag = true;
digtable.backoff_enable_flag = true;
if ((rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER) &&
(hal_get_firmwareversion(rtlpriv) >= 0x3c))
digtable.dig_algorithm = DIG_ALGO_BY_TOW_PORT;
else
digtable.dig_algorithm =
DIG_ALGO_BEFORE_CONNECT_BY_RSSI_AND_ALARM;
digtable.dig_twoport_algorithm = DIG_TWO_PORT_ALGO_RSSI;
digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
/* off=by real rssi value, on=by digtable.rssi_val for new dig */
digtable.dig_dbgmode = DM_DBG_OFF;
digtable.dig_slgorithm_switch = 0;
/* 2007/10/04 MH Define init gain threshol. */
digtable.dig_state = DM_STA_DIG_MAX;
digtable.dig_highpwrstate = DM_STA_DIG_MAX;
digtable.cur_sta_connectstate = DIG_STA_DISCONNECT;
digtable.pre_sta_connectstate = DIG_STA_DISCONNECT;
digtable.cur_ap_connectstate = DIG_AP_DISCONNECT;
digtable.pre_ap_connectstate = DIG_AP_DISCONNECT;
digtable.rssi_lowthresh = DM_DIG_THRESH_LOW;
digtable.rssi_highthresh = DM_DIG_THRESH_HIGH;
digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW;
digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH;
digtable.rssi_highpower_lowthresh = DM_DIG_HIGH_PWR_THRESH_LOW;
digtable.rssi_highpower_highthresh = DM_DIG_HIGH_PWR_THRESH_HIGH;
/* for dig debug rssi value */
digtable.rssi_val = 50;
digtable.backoff_val = DM_DIG_BACKOFF;
digtable.rx_gain_range_max = DM_DIG_MAX;
digtable.rx_gain_range_min = DM_DIG_MIN;
digtable.backoffval_range_max = DM_DIG_BACKOFF_MAX;
digtable.backoffval_range_min = DM_DIG_BACKOFF_MIN;
}
static void _rtl92s_dm_init_dynamic_txpower(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
if ((hal_get_firmwareversion(rtlpriv) >= 60) &&
(rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER))
rtlpriv->dm.dynamic_txpower_enable = true;
else
rtlpriv->dm.dynamic_txpower_enable = false;
rtlpriv->dm.last_dtp_lvl = TX_HIGHPWR_LEVEL_NORMAL;
rtlpriv->dm.dynamic_txhighpower_lvl = TX_HIGHPWR_LEVEL_NORMAL;
}
void rtl92s_dm_init(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
rtlpriv->dm.undecorated_smoothed_pwdb = -1;
_rtl92s_dm_init_dynamic_txpower(hw);
rtl92s_dm_init_edca_turbo(hw);
_rtl92s_dm_init_rate_adaptive_mask(hw);
_rtl92s_dm_init_txpowertracking_thermalmeter(hw);
_rtl92s_dm_init_dig(hw);
rtl_write_dword(rtlpriv, WFM5, FW_CCA_CHK_ENABLE);
}
void rtl92s_dm_watchdog(struct ieee80211_hw *hw)
{
_rtl92s_dm_check_edca_turbo(hw);
_rtl92s_dm_check_txpowertracking_thermalmeter(hw);
_rtl92s_dm_ctrl_initgain_byrssi(hw);
_rtl92s_dm_dynamic_txpower(hw);
_rtl92s_dm_refresh_rateadaptive_mask(hw);
_rtl92s_dm_switch_baseband_mrc(hw);
}

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drivers/net/wireless/rtlwifi/rtl8192se/dm.h Normal file
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@ -0,0 +1,164 @@
/******************************************************************************
*
* Copyright(c) 2009-2010 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
* 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>
*
*****************************************************************************/
#ifndef __RTL_92S_DM_H__
#define __RTL_92S_DM_H__
struct dig_t {
u8 dig_enable_flag;
u8 dig_algorithm;
u8 dig_twoport_algorithm;
u8 dig_ext_port_stage;
u8 dig_dbgmode;
u8 dig_slgorithm_switch;
long rssi_lowthresh;
long rssi_highthresh;
u32 fa_lowthresh;
u32 fa_highthresh;
long rssi_highpower_lowthresh;
long rssi_highpower_highthresh;
u8 dig_state;
u8 dig_highpwrstate;
u8 cur_sta_connectstate;
u8 pre_sta_connectstate;
u8 cur_ap_connectstate;
u8 pre_ap_connectstate;
u8 cur_pd_thstate;
u8 pre_pd_thstate;
u8 cur_cs_ratiostate;
u8 pre_cs_ratiostate;
u32 pre_igvalue;
u32 cur_igvalue;
u8 backoff_enable_flag;
char backoff_val;
char backoffval_range_max;
char backoffval_range_min;
u8 rx_gain_range_max;
u8 rx_gain_range_min;
long rssi_val;
};
enum dm_dig_alg {
DIG_ALGO_BY_FALSE_ALARM = 0,
DIG_ALGO_BY_RSSI = 1,
DIG_ALGO_BEFORE_CONNECT_BY_RSSI_AND_ALARM = 2,
DIG_ALGO_BY_TOW_PORT = 3,
DIG_ALGO_MAX
};
enum dm_dig_two_port_alg {
DIG_TWO_PORT_ALGO_RSSI = 0,
DIG_TWO_PORT_ALGO_FALSE_ALARM = 1,
};
enum dm_dig_dbg {
DM_DBG_OFF = 0,
DM_DBG_ON = 1,
DM_DBG_MAX
};
enum dm_dig_sta {
DM_STA_DIG_OFF = 0,
DM_STA_DIG_ON,
DM_STA_DIG_MAX
};
enum dm_dig_connect {
DIG_STA_DISCONNECT = 0,
DIG_STA_CONNECT = 1,
DIG_STA_BEFORE_CONNECT = 2,
DIG_AP_DISCONNECT = 3,
DIG_AP_CONNECT = 4,
DIG_AP_ADD_STATION = 5,
DIG_CONNECT_MAX
};
enum dm_dig_ext_port_alg {
DIG_EXT_PORT_STAGE_0 = 0,
DIG_EXT_PORT_STAGE_1 = 1,
DIG_EXT_PORT_STAGE_2 = 2,
DIG_EXT_PORT_STAGE_3 = 3,
DIG_EXT_PORT_STAGE_MAX = 4,
};
enum dm_ratr_sta {
DM_RATR_STA_HIGH = 0,
DM_RATR_STA_MIDDLEHIGH = 1,
DM_RATR_STA_MIDDLE = 2,
DM_RATR_STA_MIDDLELOW = 3,
DM_RATR_STA_LOW = 4,
DM_RATR_STA_ULTRALOW = 5,
DM_RATR_STA_MAX
};
#define DM_TYPE_BYFW 0
#define DM_TYPE_BYDRIVER 1
#define TX_HIGH_PWR_LEVEL_NORMAL 0
#define TX_HIGH_PWR_LEVEL_LEVEL1 1
#define TX_HIGH_PWR_LEVEL_LEVEL2 2
#define HAL_DM_DIG_DISABLE BIT(0) /* Disable Dig */
#define HAL_DM_HIPWR_DISABLE BIT(1) /* Disable High Power */
#define TX_HIGHPWR_LEVEL_NORMAL 0
#define TX_HIGHPWR_LEVEL_NORMAL1 1
#define TX_HIGHPWR_LEVEL_NORMAL2 2
#define TX_POWER_NEAR_FIELD_THRESH_LVL2 74
#define TX_POWER_NEAR_FIELD_THRESH_LVL1 67
#define DM_DIG_THRESH_HIGH 40
#define DM_DIG_THRESH_LOW 35
#define DM_FALSEALARM_THRESH_LOW 40
#define DM_FALSEALARM_THRESH_HIGH 1000
#define DM_DIG_HIGH_PWR_THRESH_HIGH 75
#define DM_DIG_HIGH_PWR_THRESH_LOW 70
#define DM_DIG_BACKOFF 12
#define DM_DIG_MAX 0x3e
#define DM_DIG_MIN 0x1c
#define DM_DIG_MIN_Netcore 0x12
#define DM_DIG_BACKOFF_MAX 12
#define DM_DIG_BACKOFF_MIN -4
extern struct dig_t digtable;
void rtl92s_dm_watchdog(struct ieee80211_hw *hw);
void rtl92s_dm_init(struct ieee80211_hw *hw);
void rtl92s_dm_init_edca_turbo(struct ieee80211_hw *hw);
#endif