/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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/* ************************************************************
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* include files
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* ************************************************************ */
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#include "mp_precomp.h"
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#include "phydm_precomp.h"
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#if (CONFIG_DYNAMIC_RX_PATH == 1)
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void
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phydm_process_phy_status_for_dynamic_rx_path(
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void *p_dm_void,
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void *p_phy_info_void,
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void *p_pkt_info_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _odm_phy_status_info_ *p_phy_info = (struct _odm_phy_status_info_ *)p_phy_info_void;
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struct _odm_per_pkt_info_ *p_pktinfo = (struct _odm_per_pkt_info_ *)p_pkt_info_void;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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/*u8 is_cck_rate=0;*/
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}
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void
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phydm_drp_get_statistic(
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void *p_dm_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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struct _FALSE_ALARM_STATISTICS *false_alm_cnt = (struct _FALSE_ALARM_STATISTICS *)phydm_get_structure(p_dm_odm, PHYDM_FALSEALMCNT);
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odm_false_alarm_counter_statistics(p_dm_odm);
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[CCA Cnt] {CCK, OFDM, Total} = {%d, %d, %d}\n",
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false_alm_cnt->cnt_cck_cca, false_alm_cnt->cnt_ofdm_cca, false_alm_cnt->cnt_cca_all));
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[FA Cnt] {CCK, OFDM, Total} = {%d, %d, %d}\n",
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false_alm_cnt->cnt_cck_fail, false_alm_cnt->cnt_ofdm_fail, false_alm_cnt->cnt_all));
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}
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void
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phydm_dynamic_rx_path(
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void *p_dm_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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u8 training_set_timmer_en;
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u8 curr_drp_state;
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u32 rx_ok_cal;
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u32 RSSI = 0;
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struct _FALSE_ALARM_STATISTICS *false_alm_cnt = (struct _FALSE_ALARM_STATISTICS *)phydm_get_structure(p_dm_odm, PHYDM_FALSEALMCNT);
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if (!(p_dm_odm->support_ability & ODM_BB_DYNAMIC_RX_PATH)) {
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Return Init] Not Support Dynamic RX PAth\n"));
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return;
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}
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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));
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curr_drp_state = p_dm_drp_table->drp_state;
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if (p_dm_drp_table->drp_state == DRP_INIT_STATE) {
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phydm_drp_get_statistic(p_dm_odm);
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if (false_alm_cnt->cnt_crc32_ok_all > 20) {
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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));
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p_dm_drp_table->drp_state = DRP_INIT_STATE;
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training_set_timmer_en = false;
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} else {
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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));
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p_dm_drp_table->drp_state = DRP_TRAINING_STATE_0;
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p_dm_drp_table->curr_rx_path = PHYDM_AB;
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training_set_timmer_en = true;
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}
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} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_0) {
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phydm_drp_get_statistic(p_dm_odm);
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p_dm_drp_table->curr_cca_all_cnt_0 = false_alm_cnt->cnt_cca_all;
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p_dm_drp_table->curr_fa_all_cnt_0 = false_alm_cnt->cnt_all;
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p_dm_drp_table->drp_state = DRP_TRAINING_STATE_1;
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p_dm_drp_table->curr_rx_path = PHYDM_B;
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training_set_timmer_en = true;
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} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_1) {
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phydm_drp_get_statistic(p_dm_odm);
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p_dm_drp_table->curr_cca_all_cnt_1 = false_alm_cnt->cnt_cca_all;
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p_dm_drp_table->curr_fa_all_cnt_1 = false_alm_cnt->cnt_all;
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#if 1
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p_dm_drp_table->drp_state = DRP_DECISION_STATE;
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#else
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if (p_dm_odm->mp_mode) {
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rx_ok_cal = p_dm_odm->phy_dbg_info.num_qry_phy_status_cck + p_dm_odm->phy_dbg_info.num_qry_phy_status_ofdm;
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RSSI = (rx_ok_cal != 0) ? p_dm_odm->rx_pwdb_ave / rx_ok_cal : 0;
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("MP RSSI = ((%d))\n", RSSI));
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}
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if (RSSI > p_dm_drp_table->rssi_threshold)
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p_dm_drp_table->drp_state = DRP_DECISION_STATE;
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else {
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p_dm_drp_table->drp_state = DRP_TRAINING_STATE_2;
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p_dm_drp_table->curr_rx_path = PHYDM_A;
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training_set_timmer_en = true;
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}
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#endif
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} else if (p_dm_drp_table->drp_state == DRP_TRAINING_STATE_2) {
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phydm_drp_get_statistic(p_dm_odm);
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p_dm_drp_table->curr_cca_all_cnt_2 = false_alm_cnt->cnt_cca_all;
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p_dm_drp_table->curr_fa_all_cnt_2 = false_alm_cnt->cnt_all;
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p_dm_drp_table->drp_state = DRP_DECISION_STATE;
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}
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if (p_dm_drp_table->drp_state == DRP_DECISION_STATE) {
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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));
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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));
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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));
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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));
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if (p_dm_drp_table->curr_fa_all_cnt_1 < p_dm_drp_table->curr_fa_all_cnt_0) {
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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)
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p_dm_drp_table->curr_rx_path = PHYDM_B;
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else
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p_dm_drp_table->curr_rx_path = PHYDM_AB;
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} else
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p_dm_drp_table->curr_rx_path = PHYDM_AB;
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phydm_config_ofdm_rx_path(p_dm_odm, p_dm_drp_table->curr_rx_path);
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Training Result] curr_rx_path = ((%s%s)),\n",
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((p_dm_drp_table->curr_rx_path & PHYDM_A) ? "A" : " "), ((p_dm_drp_table->curr_rx_path & PHYDM_B) ? "B" : " ")));
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p_dm_drp_table->drp_state = DRP_INIT_STATE;
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training_set_timmer_en = false;
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}
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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));
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if (training_set_timmer_en) {
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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",
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((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));
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phydm_config_ofdm_rx_path(p_dm_odm, p_dm_drp_table->curr_rx_path);
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odm_set_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer), p_dm_drp_table->training_time); /*ms*/
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} else
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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));
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}
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#if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
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void
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phydm_dynamic_rx_path_callback(
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struct timer_list *p_timer
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)
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{
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struct _ADAPTER *adapter = (struct _ADAPTER *)p_timer->adapter;
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HAL_DATA_TYPE *p_hal_data = GET_HAL_DATA(adapter);
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struct PHY_DM_STRUCT *p_dm_odm = &(p_hal_data->DM_OutSrc);
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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#if DEV_BUS_TYPE == RT_PCI_INTERFACE
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#if USE_WORKITEM
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odm_schedule_work_item(&(p_dm_drp_table->phydm_dynamic_rx_path_workitem));
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#else
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{
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/* dbg_print("phydm_dynamic_rx_path\n"); */
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phydm_dynamic_rx_path(p_dm_odm);
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}
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#endif
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#else
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odm_schedule_work_item(&(p_dm_drp_table->phydm_dynamic_rx_path_workitem));
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#endif
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}
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void
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phydm_dynamic_rx_path_workitem_callback(
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void *p_context
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)
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{
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struct _ADAPTER *p_adapter = (struct _ADAPTER *)p_context;
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HAL_DATA_TYPE *p_hal_data = GET_HAL_DATA(p_adapter);
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struct PHY_DM_STRUCT *p_dm_odm = &(p_hal_data->DM_OutSrc);
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/* dbg_print("phydm_dynamic_rx_path\n"); */
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phydm_dynamic_rx_path(p_dm_odm);
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}
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#else if (DM_ODM_SUPPORT_TYPE == ODM_CE)
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void
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phydm_dynamic_rx_path_callback(
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void *function_context
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)function_context;
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struct _ADAPTER *padapter = p_dm_odm->adapter;
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if (padapter->net_closed == _TRUE)
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return;
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#if 0 /* Can't do I/O in timer callback*/
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odm_s0s1_sw_ant_div(p_dm_odm, SWAW_STEP_DETERMINE);
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#else
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/*rtw_run_in_thread_cmd(padapter, odm_sw_antdiv_workitem_callback, padapter);*/
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#endif
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}
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#endif
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void
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phydm_dynamic_rx_path_timers(
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void *p_dm_void,
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u8 state
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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if (state == INIT_DRP_TIMMER) {
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odm_initialize_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer),
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(void *)phydm_dynamic_rx_path_callback, NULL, "phydm_sw_antenna_switch_timer");
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} else if (state == CANCEL_DRP_TIMMER)
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odm_cancel_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer));
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else if (state == RELEASE_DRP_TIMMER)
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odm_release_timer(p_dm_odm, &(p_dm_drp_table->phydm_dynamic_rx_path_timer));
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}
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void
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phydm_dynamic_rx_path_init(
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void *p_dm_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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bool ret_value;
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if (!(p_dm_odm->support_ability & ODM_BB_DYNAMIC_RX_PATH)) {
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("[Return] Not Support Dynamic RX PAth\n"));
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return;
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}
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ODM_RT_TRACE(p_dm_odm, ODM_COMP_DYNAMIC_RX_PATH, ODM_DBG_LOUD, ("phydm_dynamic_rx_path_init\n"));
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p_dm_drp_table->drp_state = DRP_INIT_STATE;
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p_dm_drp_table->rssi_threshold = DRP_RSSI_TH;
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p_dm_drp_table->fa_count_thresold = 50;
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p_dm_drp_table->fa_diff_threshold = 50;
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p_dm_drp_table->training_time = 100; /*ms*/
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p_dm_drp_table->drp_skip_counter = 0;
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p_dm_drp_table->drp_period = 0;
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p_dm_drp_table->drp_init_finished = true;
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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);
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}
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void
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phydm_drp_debug(
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void *p_dm_void,
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u32 *const dm_value,
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u32 *_used,
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char *output,
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u32 *_out_len
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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u32 used = *_used;
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u32 out_len = *_out_len;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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switch (dm_value[0]) {
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case DRP_TRAINING_TIME:
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p_dm_drp_table->training_time = (u16)dm_value[1];
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break;
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case DRP_TRAINING_PERIOD:
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p_dm_drp_table->drp_period = (u8)dm_value[1];
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break;
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case DRP_RSSI_THRESHOLD:
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p_dm_drp_table->rssi_threshold = (u8)dm_value[1];
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break;
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case DRP_FA_THRESHOLD:
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p_dm_drp_table->fa_count_thresold = dm_value[1];
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break;
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case DRP_FA_DIFF_THRESHOLD:
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p_dm_drp_table->fa_diff_threshold = dm_value[1];
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break;
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default:
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PHYDM_SNPRINTF((output + used, out_len - used, "[DRP] unknown command\n"));
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break;
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}
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}
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void
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phydm_dynamic_rx_path_caller(
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void *p_dm_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _DYNAMIC_RX_PATH_ *p_dm_drp_table = &(p_dm_odm->dm_drp_table);
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if (p_dm_drp_table->drp_skip_counter < p_dm_drp_table->drp_period)
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p_dm_drp_table->drp_skip_counter++;
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else
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p_dm_drp_table->drp_skip_counter = 0;
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if (p_dm_drp_table->drp_skip_counter != 0)
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return;
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if (p_dm_drp_table->drp_init_finished != true)
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return;
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phydm_dynamic_rx_path(p_dm_odm);
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}
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#endif
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