/******************************************************************************
   *
   * Copyright(c) 2009-2012  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 <linux/export.h>
  #include "dm_common.h"
  #include "phy_common.h"
  #include "../pci.h"
  #include "../base.h"
  #include "../core.h"
  
  #define BT_RSSI_STATE_NORMAL_POWER	BIT_OFFSET_LEN_MASK_32(0, 1)
  #define BT_RSSI_STATE_AMDPU_OFF		BIT_OFFSET_LEN_MASK_32(1, 1)
  #define BT_RSSI_STATE_SPECIAL_LOW	BIT_OFFSET_LEN_MASK_32(2, 1)
  #define BT_RSSI_STATE_BG_EDCA_LOW	BIT_OFFSET_LEN_MASK_32(3, 1)
  #define BT_RSSI_STATE_TXPOWER_LOW	BIT_OFFSET_LEN_MASK_32(4, 1)
  #define BT_MASK				0x00ffffff
  
  #define RTLPRIV			(struct rtl_priv *)
  #define GET_UNDECORATED_AVERAGE_RSSI(_priv)	\
  	((RTLPRIV(_priv))->mac80211.opmode == \
  			     NL80211_IFTYPE_ADHOC) ?	\
  	((RTLPRIV(_priv))->dm.entry_min_undec_sm_pwdb) : \
  	((RTLPRIV(_priv))->dm.undec_sm_pwdb)
  
  static const u32 ofdmswing_table[OFDM_TABLE_SIZE] = {
  	0x7f8001fe,
  	0x788001e2,
  	0x71c001c7,
  	0x6b8001ae,
  	0x65400195,
  	0x5fc0017f,
  	0x5a400169,
  	0x55400155,
  	0x50800142,
  	0x4c000130,
  	0x47c0011f,
  	0x43c0010f,
  	0x40000100,
  	0x3c8000f2,
  	0x390000e4,
  	0x35c000d7,
  	0x32c000cb,
  	0x300000c0,
  	0x2d4000b5,
  	0x2ac000ab,
  	0x288000a2,
  	0x26000098,
  	0x24000090,
  	0x22000088,
  	0x20000080,
  	0x1e400079,
  	0x1c800072,
  	0x1b00006c,
  	0x19800066,
  	0x18000060,
  	0x16c0005b,
  	0x15800056,
  	0x14400051,
  	0x1300004c,
  	0x12000048,
  	0x11000044,
  	0x10000040,
  };
  
  static const u8 cckswing_table_ch1ch13[CCK_TABLE_SIZE][8] = {
  	{0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04},
  	{0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04},
  	{0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03},
  	{0x2d, 0x2d, 0x27, 0x1f, 0x18, 0x0f, 0x08, 0x03},
  	{0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03},
  	{0x28, 0x28, 0x22, 0x1c, 0x15, 0x0d, 0x07, 0x03},
  	{0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03},
  	{0x24, 0x23, 0x1f, 0x19, 0x13, 0x0c, 0x06, 0x03},
  	{0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02},
  	{0x20, 0x20, 0x1b, 0x16, 0x11, 0x08, 0x05, 0x02},
  	{0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02},
  	{0x1d, 0x1c, 0x18, 0x14, 0x0f, 0x0a, 0x05, 0x02},
  	{0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02},
  	{0x1a, 0x19, 0x16, 0x12, 0x0d, 0x09, 0x04, 0x02},
  	{0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02},
  	{0x17, 0x16, 0x13, 0x10, 0x0c, 0x08, 0x04, 0x02},
  	{0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01},
  	{0x14, 0x14, 0x11, 0x0e, 0x0b, 0x07, 0x03, 0x02},
  	{0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01},
  	{0x12, 0x12, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01},
  	{0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01},
  	{0x10, 0x10, 0x0e, 0x0b, 0x08, 0x05, 0x03, 0x01},
  	{0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01},
  	{0x0e, 0x0e, 0x0c, 0x0a, 0x08, 0x05, 0x02, 0x01},
  	{0x0d, 0x0d, 0x0c, 0x0a, 0x07, 0x05, 0x02, 0x01},
  	{0x0d, 0x0c, 0x0b, 0x09, 0x07, 0x04, 0x02, 0x01},
  	{0x0c, 0x0c, 0x0a, 0x09, 0x06, 0x04, 0x02, 0x01},
  	{0x0b, 0x0b, 0x0a, 0x08, 0x06, 0x04, 0x02, 0x01},
  	{0x0b, 0x0a, 0x09, 0x08, 0x06, 0x04, 0x02, 0x01},
  	{0x0a, 0x0a, 0x09, 0x07, 0x05, 0x03, 0x02, 0x01},
  	{0x0a, 0x09, 0x08, 0x07, 0x05, 0x03, 0x02, 0x01},
  	{0x09, 0x09, 0x08, 0x06, 0x05, 0x03, 0x01, 0x01},
  	{0x09, 0x08, 0x07, 0x06, 0x04, 0x03, 0x01, 0x01}
  };
  
  static const u8 cckswing_table_ch14[CCK_TABLE_SIZE][8] = {
  	{0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00},
  	{0x33, 0x32, 0x2b, 0x19, 0x00, 0x00, 0x00, 0x00},
  	{0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00},
  	{0x2d, 0x2d, 0x17, 0x17, 0x00, 0x00, 0x00, 0x00},
  	{0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00},
  	{0x28, 0x28, 0x24, 0x14, 0x00, 0x00, 0x00, 0x00},
  	{0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00},
  	{0x24, 0x23, 0x1f, 0x12, 0x00, 0x00, 0x00, 0x00},
  	{0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00},
  	{0x20, 0x20, 0x1b, 0x10, 0x00, 0x00, 0x00, 0x00},
  	{0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00},
  	{0x1d, 0x1c, 0x18, 0x0e, 0x00, 0x00, 0x00, 0x00},
  	{0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00},
  	{0x1a, 0x19, 0x16, 0x0d, 0x00, 0x00, 0x00, 0x00},
  	{0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00},
  	{0x17, 0x16, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x00},
  	{0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00},
  	{0x14, 0x14, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x00},
  	{0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00},
  	{0x12, 0x12, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00},
  	{0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00},
  	{0x10, 0x10, 0x0e, 0x08, 0x00, 0x00, 0x00, 0x00},
  	{0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00},
  	{0x0e, 0x0e, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00},
  	{0x0d, 0x0d, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00},
  	{0x0d, 0x0c, 0x0b, 0x06, 0x00, 0x00, 0x00, 0x00},
  	{0x0c, 0x0c, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00},
  	{0x0b, 0x0b, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00},
  	{0x0b, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00},
  	{0x0a, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00},
  	{0x0a, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00},
  	{0x09, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00},
  	{0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00}
  };
  
  static u32 power_index_reg[6] = {0xc90, 0xc91, 0xc92, 0xc98, 0xc99, 0xc9a};
  
  void dm_restorepowerindex(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	u8	index;
  
  	for (index = 0; index < 6; index++)
  		rtl_write_byte(rtlpriv, power_index_reg[index],
  			       rtlpriv->dm.powerindex_backup[index]);
  }
  EXPORT_SYMBOL_GPL(dm_restorepowerindex);
  
  void dm_writepowerindex(struct ieee80211_hw *hw, u8 value)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	u8 index;
  
  	for (index = 0; index < 6; index++)
  		rtl_write_byte(rtlpriv, power_index_reg[index], value);
  }
  EXPORT_SYMBOL_GPL(dm_writepowerindex);
  
  void dm_savepowerindex(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	u8 index;
  	u8 tmp;
  
  	for (index = 0; index < 6; index++) {
  		tmp = rtl_read_byte(rtlpriv, power_index_reg[index]);
  		rtlpriv->dm.powerindex_backup[index] = tmp;
  	}
  }
  EXPORT_SYMBOL_GPL(dm_savepowerindex);
  
  static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  	long rssi_val_min = 0;
  
  	if ((dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) &&
  	    (dm_digtable->cursta_cstate == DIG_STA_CONNECT)) {
  		if (rtlpriv->dm.entry_min_undec_sm_pwdb != 0)
  			rssi_val_min =
  			    (rtlpriv->dm.entry_min_undec_sm_pwdb >
  			     rtlpriv->dm.undec_sm_pwdb) ?
  			    rtlpriv->dm.undec_sm_pwdb :
  			    rtlpriv->dm.entry_min_undec_sm_pwdb;
  		else
  			rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
  	} else if (dm_digtable->cursta_cstate == DIG_STA_CONNECT ||
  		   dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT) {
  		rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
  	} else if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) {
  		rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb;
  	}
  
  	if (rssi_val_min > 100)
  		rssi_val_min = 100;
  	return (u8)rssi_val_min;
  }
  
  static void rtl92c_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
  {
  	u32 ret_value;
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct false_alarm_statistics *falsealm_cnt = &(rtlpriv->falsealm_cnt);
  
  	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);
  
  	 ret_value = rtl_get_bbreg(hw, ROFDM0_FRAMESYNC, MASKDWORD);
  	falsealm_cnt->cnt_fast_fsync_fail = (ret_value & 0xffff);
  	falsealm_cnt->cnt_sb_search_fail = ((ret_value & 0xffff0000) >> 16);
  
  	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 +
  				      falsealm_cnt->cnt_fast_fsync_fail +
  				      falsealm_cnt->cnt_sb_search_fail;
  
  	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(14), 1);
  	ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERLOWER, MASKBYTE0);
  	falsealm_cnt->cnt_cck_fail = ret_value;
  
  	ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERUPPER, MASKBYTE3);
  	falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8;
  	falsealm_cnt->cnt_all = (falsealm_cnt->cnt_parity_fail +
  				 falsealm_cnt->cnt_rate_illegal +
  				 falsealm_cnt->cnt_crc8_fail +
  				 falsealm_cnt->cnt_mcs_fail +
  				 falsealm_cnt->cnt_cck_fail);
  
  	rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 1);
  	rtl_set_bbreg(hw, ROFDM1_LSTF, 0x08000000, 0);
  	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 0);
  	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, 0x0000c000, 2);
  
  	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
  		 "cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d
  ",
  		 falsealm_cnt->cnt_parity_fail,
  		 falsealm_cnt->cnt_rate_illegal,
  		 falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail);
  
  	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
  		 "cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x
  ",
  		 falsealm_cnt->cnt_ofdm_fail,
  		 falsealm_cnt->cnt_cck_fail, falsealm_cnt->cnt_all);
  }
  
  static void rtl92c_dm_ctrl_initgain_by_fa(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  	u8 value_igi = dm_digtable->cur_igvalue;
  
  	if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
  		value_igi--;
  	else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH1)
  		value_igi += 0;
  	else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH2)
  		value_igi++;
  	else if (rtlpriv->falsealm_cnt.cnt_all >= DM_DIG_FA_TH2)
  		value_igi += 2;
  
  	if (value_igi > DM_DIG_FA_UPPER)
  		value_igi = DM_DIG_FA_UPPER;
  	else if (value_igi < DM_DIG_FA_LOWER)
  		value_igi = DM_DIG_FA_LOWER;
  
  	if (rtlpriv->falsealm_cnt.cnt_all > 10000)
  		value_igi = DM_DIG_FA_UPPER;
  
  	dm_digtable->cur_igvalue = value_igi;
  	rtl92c_dm_write_dig(hw);
  }
  
  static void rtl92c_dm_ctrl_initgain_by_rssi(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *digtable = &rtlpriv->dm_digtable;
  	u32 isbt;
  
  	/* modify DIG lower bound, deal with abnormally large false alarm */
  	if (rtlpriv->falsealm_cnt.cnt_all > 10000) {
  		digtable->large_fa_hit++;
  		if (digtable->forbidden_igi < digtable->cur_igvalue) {
  			digtable->forbidden_igi = digtable->cur_igvalue;
  			digtable->large_fa_hit = 1;
  		}
  
  		if (digtable->large_fa_hit >= 3) {
  			if ((digtable->forbidden_igi + 1) >
  			    digtable->rx_gain_max)
  				digtable->rx_gain_min = digtable->rx_gain_max;
  			else
  				digtable->rx_gain_min = (digtable->forbidden_igi + 1);
  			digtable->recover_cnt = 3600; /* 3600=2hr */
  		}
  	} else {
  		/* Recovery mechanism for IGI lower bound */
  		if (digtable->recover_cnt != 0) {
  			digtable->recover_cnt--;
  		} else {
  			if (digtable->large_fa_hit == 0) {
  				if ((digtable->forbidden_igi-1) < DM_DIG_MIN) {
  					digtable->forbidden_igi = DM_DIG_MIN;
  					digtable->rx_gain_min = DM_DIG_MIN;
  				} else {
  					digtable->forbidden_igi--;
  					digtable->rx_gain_min = digtable->forbidden_igi + 1;
  				}
  			} else if (digtable->large_fa_hit == 3) {
  				digtable->large_fa_hit = 0;
  			}
  		}
  	}
  	if (rtlpriv->falsealm_cnt.cnt_all < 250) {
  		isbt = rtl_read_byte(rtlpriv, 0x4fd) & 0x01;
  
  		if (!isbt) {
  			if (rtlpriv->falsealm_cnt.cnt_all >
  			    digtable->fa_lowthresh) {
  				if ((digtable->back_val - 2) <
  				   digtable->back_range_min)
  					digtable->back_val = digtable->back_range_min;
  				else
  					digtable->back_val -= 2;
  			} else if (rtlpriv->falsealm_cnt.cnt_all <
  				   digtable->fa_lowthresh) {
  				if ((digtable->back_val + 2) >
  				    digtable->back_range_max)
  					digtable->back_val = digtable->back_range_max;
  				else
  					digtable->back_val += 2;
  			}
  		} else {
  			digtable->back_val = DM_DIG_BACKOFF_DEFAULT;
  		}
  	} else {
  		/* Adjust initial gain by false alarm */
  		if (rtlpriv->falsealm_cnt.cnt_all > 1000)
  			digtable->cur_igvalue = digtable->pre_igvalue + 2;
  		else if (rtlpriv->falsealm_cnt.cnt_all > 750)
  			digtable->cur_igvalue = digtable->pre_igvalue + 1;
  		else if (rtlpriv->falsealm_cnt.cnt_all < 500)
  			digtable->cur_igvalue = digtable->pre_igvalue - 1;
  	}
  
  	/* Check initial gain by upper/lower bound */
  	if (digtable->cur_igvalue > digtable->rx_gain_max)
  		digtable->cur_igvalue = digtable->rx_gain_max;
  
  	if (digtable->cur_igvalue < digtable->rx_gain_min)
  		digtable->cur_igvalue = digtable->rx_gain_min;
  
  	rtl92c_dm_write_dig(hw);
  }
  
  static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
  {
  	static u8 initialized; /* initialized to false */
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  	long rssi_strength = rtlpriv->dm.entry_min_undec_sm_pwdb;
  	bool multi_sta = false;
  
  	if (mac->opmode == NL80211_IFTYPE_ADHOC)
  		multi_sta = true;
  
  	if (!multi_sta ||
  	    dm_digtable->cursta_cstate == DIG_STA_DISCONNECT) {
  		initialized = false;
  		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
  		return;
  	} else if (initialized == false) {
  		initialized = true;
  		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
  		dm_digtable->cur_igvalue = 0x20;
  		rtl92c_dm_write_dig(hw);
  	}
  
  	if (dm_digtable->curmultista_cstate == DIG_MULTISTA_CONNECT) {
  		if ((rssi_strength < dm_digtable->rssi_lowthresh) &&
  		    (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_1)) {
  
  			if (dm_digtable->dig_ext_port_stage ==
  			    DIG_EXT_PORT_STAGE_2) {
  				dm_digtable->cur_igvalue = 0x20;
  				rtl92c_dm_write_dig(hw);
  			}
  
  			dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_1;
  		} else if (rssi_strength > dm_digtable->rssi_highthresh) {
  			dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_2;
  			rtl92c_dm_ctrl_initgain_by_fa(hw);
  		}
  	} else if (dm_digtable->dig_ext_port_stage != DIG_EXT_PORT_STAGE_0) {
  		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_0;
  		dm_digtable->cur_igvalue = 0x20;
  		rtl92c_dm_write_dig(hw);
  	}
  
  	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
  		 "curmultista_cstate = %x dig_ext_port_stage %x
  ",
  		 dm_digtable->curmultista_cstate,
  		 dm_digtable->dig_ext_port_stage);
  }
  
  static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  
  	RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
  		 "presta_cstate = %x, cursta_cstate = %x
  ",
  		 dm_digtable->presta_cstate, dm_digtable->cursta_cstate);
  	if (dm_digtable->presta_cstate == dm_digtable->cursta_cstate ||
  	    dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT ||
  	    dm_digtable->cursta_cstate == DIG_STA_CONNECT) {
  
  		if (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) {
  			dm_digtable->rssi_val_min =
  			    rtl92c_dm_initial_gain_min_pwdb(hw);
  			if (dm_digtable->rssi_val_min > 100)
  				dm_digtable->rssi_val_min = 100;
  			rtl92c_dm_ctrl_initgain_by_rssi(hw);
  		}
  	} else {
  		dm_digtable->rssi_val_min = 0;
  		dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
  		dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT;
  		dm_digtable->cur_igvalue = 0x20;
  		dm_digtable->pre_igvalue = 0;
  		rtl92c_dm_write_dig(hw);
  	}
  }
  
  static void rtl92c_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  
  	if (dm_digtable->cursta_cstate == DIG_STA_CONNECT) {
  		dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw);
  		if (dm_digtable->rssi_val_min > 100)
  			dm_digtable->rssi_val_min = 100;
  
  		if (dm_digtable->pre_cck_pd_state == CCK_PD_STAGE_LOWRSSI) {
  			if (dm_digtable->rssi_val_min <= 25)
  				dm_digtable->cur_cck_pd_state =
  				    CCK_PD_STAGE_LOWRSSI;
  			else
  				dm_digtable->cur_cck_pd_state =
  				    CCK_PD_STAGE_HIGHRSSI;
  		} else {
  			if (dm_digtable->rssi_val_min <= 20)
  				dm_digtable->cur_cck_pd_state =
  				    CCK_PD_STAGE_LOWRSSI;
  			else
  				dm_digtable->cur_cck_pd_state =
  				    CCK_PD_STAGE_HIGHRSSI;
  		}
  	} else {
  		dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_MAX;
  	}
  
  	if (dm_digtable->pre_cck_pd_state != dm_digtable->cur_cck_pd_state) {
  		if ((dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_LOWRSSI) ||
  		    (dm_digtable->cur_cck_pd_state == CCK_PD_STAGE_MAX))
  			rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0x83);
  		else
  			rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd);
  
  		dm_digtable->pre_cck_pd_state = dm_digtable->cur_cck_pd_state;
  	}
  }
  
  static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  
  	if (mac->act_scanning)
  		return;
  
  	if (mac->link_state >= MAC80211_LINKED)
  		dm_digtable->cursta_cstate = DIG_STA_CONNECT;
  	else
  		dm_digtable->cursta_cstate = DIG_STA_DISCONNECT;
  
  	dm_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT;
  
  	rtl92c_dm_initial_gain_sta(hw);
  	rtl92c_dm_initial_gain_multi_sta(hw);
  	rtl92c_dm_cck_packet_detection_thresh(hw);
  
  	dm_digtable->presta_cstate = dm_digtable->cursta_cstate;
  
  }
  
  static void rtl92c_dm_dig(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  
  	if (rtlpriv->dm.dm_initialgain_enable == false)
  		return;
  	if (!(rtlpriv->dm.dm_flag & DYNAMIC_FUNC_DIG))
  		return;
  
  	rtl92c_dm_ctrl_initgain_by_twoport(hw);
  }
  
  static void rtl92c_dm_init_dynamic_txpower(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  
  	if (rtlpriv->rtlhal.interface == INTF_USB &&
  	    rtlpriv->rtlhal.board_type & 0x1) {
  		dm_savepowerindex(hw);
  		rtlpriv->dm.dynamic_txpower_enable = true;
  	} else {
  		rtlpriv->dm.dynamic_txpower_enable = false;
  	}
  	rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
  	rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
  }
  
  void rtl92c_dm_write_dig(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
  
  	RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD,
  		 "cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d
  ",
  		 dm_digtable->cur_igvalue, dm_digtable->pre_igvalue,
  		 dm_digtable->back_val);
  
  	if (rtlpriv->rtlhal.interface == INTF_USB &&
  	    !dm_digtable->dig_enable_flag) {
  		dm_digtable->pre_igvalue = 0x17;
  		return;
  	}
  	dm_digtable->cur_igvalue -= 1;
  	if (dm_digtable->cur_igvalue < DM_DIG_MIN)
  		dm_digtable->cur_igvalue = DM_DIG_MIN;
  
  	if (dm_digtable->pre_igvalue != dm_digtable->cur_igvalue) {
  		rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
  			      dm_digtable->cur_igvalue);
  		rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f,
  			      dm_digtable->cur_igvalue);
  
  		dm_digtable->pre_igvalue = dm_digtable->cur_igvalue;
  	}
  	RT_TRACE(rtlpriv, COMP_DIG, DBG_WARNING,
  		 "dig values 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x
  ",
  		 dm_digtable->cur_igvalue, dm_digtable->pre_igvalue,
  		 dm_digtable->rssi_val_min, dm_digtable->back_val,
  		 dm_digtable->rx_gain_max, dm_digtable->rx_gain_min,
  		 dm_digtable->large_fa_hit, dm_digtable->forbidden_igi);
  }
  EXPORT_SYMBOL(rtl92c_dm_write_dig);
  
  static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  	long tmpentry_max_pwdb = 0, tmpentry_min_pwdb = 0xff;
  
  	if (mac->link_state != MAC80211_LINKED)
  		return;
  
  	if (mac->opmode == NL80211_IFTYPE_ADHOC ||
  	    mac->opmode == NL80211_IFTYPE_AP) {
  		/* TODO: Handle ADHOC and AP Mode */
  	}
  
  	if (tmpentry_max_pwdb != 0)
  		rtlpriv->dm.entry_max_undec_sm_pwdb = tmpentry_max_pwdb;
  	else
  		rtlpriv->dm.entry_max_undec_sm_pwdb = 0;
  
  	if (tmpentry_min_pwdb != 0xff)
  		rtlpriv->dm.entry_min_undec_sm_pwdb = tmpentry_min_pwdb;
  	else
  		rtlpriv->dm.entry_min_undec_sm_pwdb = 0;
  
  /* TODO:
   *	if (mac->opmode == NL80211_IFTYPE_STATION) {
   *		if (rtlpriv->rtlhal.fw_ready) {
   *			u32 param = (u32)(rtlpriv->dm.undec_sm_pwdb << 16);
   *			rtl8192c_set_rssi_cmd(hw, param);
   *		}
   *	}
   */
  }
  
  void rtl92c_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;
  }
  EXPORT_SYMBOL(rtl92c_dm_init_edca_turbo);
  
  static void rtl92c_dm_check_edca_turbo(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  
  	static u64 last_txok_cnt;
  	static u64 last_rxok_cnt;
  	static u32 last_bt_edca_ul;
  	static u32 last_bt_edca_dl;
  	u64 cur_txok_cnt = 0;
  	u64 cur_rxok_cnt = 0;
  	u32 edca_be_ul = 0x5ea42b;
  	u32 edca_be_dl = 0x5ea42b;
  	bool bt_change_edca = false;
  
  	if ((last_bt_edca_ul != rtlpcipriv->bt_coexist.bt_edca_ul) ||
  	    (last_bt_edca_dl != rtlpcipriv->bt_coexist.bt_edca_dl)) {
  		rtlpriv->dm.current_turbo_edca = false;
  		last_bt_edca_ul = rtlpcipriv->bt_coexist.bt_edca_ul;
  		last_bt_edca_dl = rtlpcipriv->bt_coexist.bt_edca_dl;
  	}
  
  	if (rtlpcipriv->bt_coexist.bt_edca_ul != 0) {
  		edca_be_ul = rtlpcipriv->bt_coexist.bt_edca_ul;
  		bt_change_edca = true;
  	}
  
  	if (rtlpcipriv->bt_coexist.bt_edca_dl != 0) {
  		edca_be_ul = rtlpcipriv->bt_coexist.bt_edca_dl;
  		bt_change_edca = true;
  	}
  
  	if (mac->link_state != MAC80211_LINKED) {
  		rtlpriv->dm.current_turbo_edca = false;
  		return;
  	}
  
  	if ((!mac->ht_enable) && (!rtlpcipriv->bt_coexist.bt_coexistence)) {
  		if (!(edca_be_ul & 0xffff0000))
  			edca_be_ul |= 0x005e0000;
  
  		if (!(edca_be_dl & 0xffff0000))
  			edca_be_dl |= 0x005e0000;
  	}
  
  	if ((bt_change_edca) || ((!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 (cur_rxok_cnt > 4 * cur_txok_cnt) {
  			if (!rtlpriv->dm.is_cur_rdlstate ||
  			    !rtlpriv->dm.current_turbo_edca) {
  				rtl_write_dword(rtlpriv,
  						REG_EDCA_BE_PARAM,
  						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,
  						REG_EDCA_BE_PARAM,
  						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,
  						      &tmp);
  			rtlpriv->dm.current_turbo_edca = false;
  		}
  	}
  
  	rtlpriv->dm.is_any_nonbepkts = false;
  	last_txok_cnt = rtlpriv->stats.txbytesunicast;
  	last_rxok_cnt = rtlpriv->stats.rxbytesunicast;
  }
  
  static void rtl92c_dm_txpower_tracking_callback_thermalmeter(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_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
  	u8 thermalvalue, delta, delta_lck, delta_iqk;
  	long ele_a, ele_d, temp_cck, val_x, value32;
  	long val_y, ele_c = 0;
  	u8 ofdm_index[2], ofdm_index_old[2] = {0, 0}, cck_index_old = 0;
  	s8 cck_index = 0;
  	int i;
  	bool is2t = IS_92C_SERIAL(rtlhal->version);
  	s8 txpwr_level[3] = {0, 0, 0};
  	u8 ofdm_min_index = 6, rf;
  
  	rtlpriv->dm.txpower_trackinginit = true;
  	RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  		 "rtl92c_dm_txpower_tracking_callback_thermalmeter
  ");
  
  	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
  ",
  		 thermalvalue, rtlpriv->dm.thermalvalue,
  		 rtlefuse->eeprom_thermalmeter);
  
  	rtl92c_phy_ap_calibrate(hw, (thermalvalue -
  				     rtlefuse->eeprom_thermalmeter));
  	if (is2t)
  		rf = 2;
  	else
  		rf = 1;
  
  	if (thermalvalue) {
  		ele_d = rtl_get_bbreg(hw, ROFDM0_XATXIQIMBALANCE,
  				      MASKDWORD) & MASKOFDM_D;
  
  		for (i = 0; i < OFDM_TABLE_LENGTH; i++) {
  			if (ele_d == (ofdmswing_table[i] & MASKOFDM_D)) {
  				ofdm_index_old[0] = (u8) i;
  
  				RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  					 "Initial pathA ele_d reg0x%x = 0x%lx, ofdm_index=0x%x
  ",
  					 ROFDM0_XATXIQIMBALANCE,
  					 ele_d, ofdm_index_old[0]);
  				break;
  			}
  		}
  
  		if (is2t) {
  			ele_d = rtl_get_bbreg(hw, ROFDM0_XBTXIQIMBALANCE,
  					      MASKDWORD) & MASKOFDM_D;
  
  			for (i = 0; i < OFDM_TABLE_LENGTH; i++) {
  				if (ele_d == (ofdmswing_table[i] &
  				    MASKOFDM_D)) {
  					ofdm_index_old[1] = (u8) i;
  					RT_TRACE(rtlpriv, COMP_POWER_TRACKING,
  						 DBG_LOUD,
  						 "Initial pathB ele_d reg0x%x = 0x%lx, ofdm_index=0x%x
  ",
  						 ROFDM0_XBTXIQIMBALANCE, ele_d,
  						 ofdm_index_old[1]);
  					break;
  				}
  			}
  		}
  
  		temp_cck =
  		    rtl_get_bbreg(hw, RCCK0_TXFILTER2, MASKDWORD) & MASKCCK;
  
  		for (i = 0; i < CCK_TABLE_LENGTH; i++) {
  			if (rtlpriv->dm.cck_inch14) {
  				if (memcmp((void *)&temp_cck,
  					   (void *)&cckswing_table_ch14[i][2],
  					   4) == 0) {
  					cck_index_old = (u8) i;
  
  					RT_TRACE(rtlpriv, COMP_POWER_TRACKING,
  						 DBG_LOUD,
  						 "Initial reg0x%x = 0x%lx, cck_index=0x%x, ch 14 %d
  ",
  						 RCCK0_TXFILTER2, temp_cck,
  						 cck_index_old,
  						 rtlpriv->dm.cck_inch14);
  					break;
  				}
  			} else {
  				if (memcmp((void *)&temp_cck,
  					   (void *)
  					   &cckswing_table_ch1ch13[i][2],
  					   4) == 0) {
  					cck_index_old = (u8) i;
  
  					RT_TRACE(rtlpriv, COMP_POWER_TRACKING,
  						 DBG_LOUD,
  						 "Initial reg0x%x = 0x%lx, cck_index=0x%x, ch14 %d
  ",
  						 RCCK0_TXFILTER2, temp_cck,
  						 cck_index_old,
  						 rtlpriv->dm.cck_inch14);
  					break;
  				}
  			}
  		}
  
  		if (!rtlpriv->dm.thermalvalue) {
  			rtlpriv->dm.thermalvalue =
  			    rtlefuse->eeprom_thermalmeter;
  			rtlpriv->dm.thermalvalue_lck = thermalvalue;
  			rtlpriv->dm.thermalvalue_iqk = thermalvalue;
  			for (i = 0; i < rf; i++)
  				rtlpriv->dm.ofdm_index[i] = ofdm_index_old[i];
  			rtlpriv->dm.cck_index = cck_index_old;
  		}
  		/* Handle USB High PA boards */
  
  		delta = (thermalvalue > rtlpriv->dm.thermalvalue) ?
  		    (thermalvalue - rtlpriv->dm.thermalvalue) :
  		    (rtlpriv->dm.thermalvalue - thermalvalue);
  
  		delta_lck = (thermalvalue > rtlpriv->dm.thermalvalue_lck) ?
  		    (thermalvalue - rtlpriv->dm.thermalvalue_lck) :
  		    (rtlpriv->dm.thermalvalue_lck - thermalvalue);
  
  		delta_iqk = (thermalvalue > rtlpriv->dm.thermalvalue_iqk) ?
  		    (thermalvalue - rtlpriv->dm.thermalvalue_iqk) :
  		    (rtlpriv->dm.thermalvalue_iqk - thermalvalue);
  
  		RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  			 "Readback Thermal Meter = 0x%x pre thermal meter 0x%x eeprom_thermalmeter 0x%x delta 0x%x delta_lck 0x%x delta_iqk 0x%x
  ",
  			 thermalvalue, rtlpriv->dm.thermalvalue,
  			 rtlefuse->eeprom_thermalmeter, delta, delta_lck,
  			 delta_iqk);
  
  		if (delta_lck > 1) {
  			rtlpriv->dm.thermalvalue_lck = thermalvalue;
  			rtl92c_phy_lc_calibrate(hw);
  		}
  
  		if (delta > 0 && rtlpriv->dm.txpower_track_control) {
  			if (thermalvalue > rtlpriv->dm.thermalvalue) {
  				for (i = 0; i < rf; i++)
  					rtlpriv->dm.ofdm_index[i] -= delta;
  				rtlpriv->dm.cck_index -= delta;
  			} else {
  				for (i = 0; i < rf; i++)
  					rtlpriv->dm.ofdm_index[i] += delta;
  				rtlpriv->dm.cck_index += delta;
  			}
  
  			if (is2t) {
  				RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  					 "temp OFDM_A_index=0x%x, OFDM_B_index=0x%x, cck_index=0x%x
  ",
  					 rtlpriv->dm.ofdm_index[0],
  					 rtlpriv->dm.ofdm_index[1],
  					 rtlpriv->dm.cck_index);
  			} else {
  				RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  					 "temp OFDM_A_index=0x%x, cck_index=0x%x
  ",
  					 rtlpriv->dm.ofdm_index[0],
  					 rtlpriv->dm.cck_index);
  			}
  
  			if (thermalvalue > rtlefuse->eeprom_thermalmeter) {
  				for (i = 0; i < rf; i++)
  					ofdm_index[i] =
  					    rtlpriv->dm.ofdm_index[i]
  					    + 1;
  				cck_index = rtlpriv->dm.cck_index + 1;
  			} else {
  				for (i = 0; i < rf; i++)
  					ofdm_index[i] =
  					    rtlpriv->dm.ofdm_index[i];
  				cck_index = rtlpriv->dm.cck_index;
  			}
  
  			for (i = 0; i < rf; i++) {
  				if (txpwr_level[i] >= 0 &&
  				    txpwr_level[i] <= 26) {
  					if (thermalvalue >
  					    rtlefuse->eeprom_thermalmeter) {
  						if (delta < 5)
  							ofdm_index[i] -= 1;
  
  						else
  							ofdm_index[i] -= 2;
  					} else if (delta > 5 && thermalvalue <
  						   rtlefuse->
  						   eeprom_thermalmeter) {
  						ofdm_index[i] += 1;
  					}
  				} else if (txpwr_level[i] >= 27 &&
  					   txpwr_level[i] <= 32
  					   && thermalvalue >
  					   rtlefuse->eeprom_thermalmeter) {
  					if (delta < 5)
  						ofdm_index[i] -= 1;
  
  					else
  						ofdm_index[i] -= 2;
  				} else if (txpwr_level[i] >= 32 &&
  					   txpwr_level[i] <= 38 &&
  					   thermalvalue >
  					   rtlefuse->eeprom_thermalmeter
  					   && delta > 5) {
  					ofdm_index[i] -= 1;
  				}
  			}
  
  			if (txpwr_level[i] >= 0 && txpwr_level[i] <= 26) {
  				if (thermalvalue >
  				    rtlefuse->eeprom_thermalmeter) {
  					if (delta < 5)
  						cck_index -= 1;
  
  					else
  						cck_index -= 2;
  				} else if (delta > 5 && thermalvalue <
  					   rtlefuse->eeprom_thermalmeter) {
  					cck_index += 1;
  				}
  			} else if (txpwr_level[i] >= 27 &&
  				   txpwr_level[i] <= 32 &&
  				   thermalvalue >
  				   rtlefuse->eeprom_thermalmeter) {
  				if (delta < 5)
  					cck_index -= 1;
  
  				else
  					cck_index -= 2;
  			} else if (txpwr_level[i] >= 32 &&
  				   txpwr_level[i] <= 38 &&
  				   thermalvalue > rtlefuse->eeprom_thermalmeter
  				   && delta > 5) {
  				cck_index -= 1;
  			}
  
  			for (i = 0; i < rf; i++) {
  				if (ofdm_index[i] > OFDM_TABLE_SIZE - 1)
  					ofdm_index[i] = OFDM_TABLE_SIZE - 1;
  
  				else if (ofdm_index[i] < ofdm_min_index)
  					ofdm_index[i] = ofdm_min_index;
  			}
  
  			if (cck_index > CCK_TABLE_SIZE - 1)
  				cck_index = CCK_TABLE_SIZE - 1;
  			else if (cck_index < 0)
  				cck_index = 0;
  
  			if (is2t) {
  				RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  					 "new OFDM_A_index=0x%x, OFDM_B_index=0x%x, cck_index=0x%x
  ",
  					 ofdm_index[0], ofdm_index[1],
  					 cck_index);
  			} else {
  				RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  					 "new OFDM_A_index=0x%x, cck_index=0x%x
  ",
  					 ofdm_index[0], cck_index);
  			}
  		}
  
  		if (rtlpriv->dm.txpower_track_control && delta != 0) {
  			ele_d =
  			    (ofdmswing_table[ofdm_index[0]] & 0xFFC00000) >> 22;
  			val_x = rtlphy->reg_e94;
  			val_y = rtlphy->reg_e9c;
  
  			if (val_x != 0) {
  				if ((val_x & 0x00000200) != 0)
  					val_x = val_x | 0xFFFFFC00;
  				ele_a = ((val_x * ele_d) >> 8) & 0x000003FF;
  
  				if ((val_y & 0x00000200) != 0)
  					val_y = val_y | 0xFFFFFC00;
  				ele_c = ((val_y * ele_d) >> 8) & 0x000003FF;
  
  				value32 = (ele_d << 22) |
  				    ((ele_c & 0x3F) << 16) | ele_a;
  
  				rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE,
  					      MASKDWORD, value32);
  
  				value32 = (ele_c & 0x000003C0) >> 6;
  				rtl_set_bbreg(hw, ROFDM0_XCTXAFE, MASKH4BITS,
  					      value32);
  
  				value32 = ((val_x * ele_d) >> 7) & 0x01;
  				rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
  					      BIT(31), value32);
  
  				value32 = ((val_y * ele_d) >> 7) & 0x01;
  				rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
  					      BIT(29), value32);
  			} else {
  				rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE,
  					      MASKDWORD,
  					      ofdmswing_table[ofdm_index[0]]);
  
  				rtl_set_bbreg(hw, ROFDM0_XCTXAFE, MASKH4BITS,
  					      0x00);
  				rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
  					      BIT(31) | BIT(29), 0x00);
  			}
  
  			if (!rtlpriv->dm.cck_inch14) {
  				rtl_write_byte(rtlpriv, 0xa22,
  					       cckswing_table_ch1ch13[cck_index]
  					       [0]);
  				rtl_write_byte(rtlpriv, 0xa23,
  					       cckswing_table_ch1ch13[cck_index]
  					       [1]);
  				rtl_write_byte(rtlpriv, 0xa24,
  					       cckswing_table_ch1ch13[cck_index]
  					       [2]);
  				rtl_write_byte(rtlpriv, 0xa25,
  					       cckswing_table_ch1ch13[cck_index]
  					       [3]);
  				rtl_write_byte(rtlpriv, 0xa26,
  					       cckswing_table_ch1ch13[cck_index]
  					       [4]);
  				rtl_write_byte(rtlpriv, 0xa27,
  					       cckswing_table_ch1ch13[cck_index]
  					       [5]);
  				rtl_write_byte(rtlpriv, 0xa28,
  					       cckswing_table_ch1ch13[cck_index]
  					       [6]);
  				rtl_write_byte(rtlpriv, 0xa29,
  					       cckswing_table_ch1ch13[cck_index]
  					       [7]);
  			} else {
  				rtl_write_byte(rtlpriv, 0xa22,
  					       cckswing_table_ch14[cck_index]
  					       [0]);
  				rtl_write_byte(rtlpriv, 0xa23,
  					       cckswing_table_ch14[cck_index]
  					       [1]);
  				rtl_write_byte(rtlpriv, 0xa24,
  					       cckswing_table_ch14[cck_index]
  					       [2]);
  				rtl_write_byte(rtlpriv, 0xa25,
  					       cckswing_table_ch14[cck_index]
  					       [3]);
  				rtl_write_byte(rtlpriv, 0xa26,
  					       cckswing_table_ch14[cck_index]
  					       [4]);
  				rtl_write_byte(rtlpriv, 0xa27,
  					       cckswing_table_ch14[cck_index]
  					       [5]);
  				rtl_write_byte(rtlpriv, 0xa28,
  					       cckswing_table_ch14[cck_index]
  					       [6]);
  				rtl_write_byte(rtlpriv, 0xa29,
  					       cckswing_table_ch14[cck_index]
  					       [7]);
  			}
  
  			if (is2t) {
  				ele_d = (ofdmswing_table[ofdm_index[1]] &
  					 0xFFC00000) >> 22;
  
  				val_x = rtlphy->reg_eb4;
  				val_y = rtlphy->reg_ebc;
  
  				if (val_x != 0) {
  					if ((val_x & 0x00000200) != 0)
  						val_x = val_x | 0xFFFFFC00;
  					ele_a = ((val_x * ele_d) >> 8) &
  					    0x000003FF;
  
  					if ((val_y & 0x00000200) != 0)
  						val_y = val_y | 0xFFFFFC00;
  					ele_c = ((val_y * ele_d) >> 8) &
  					    0x00003FF;
  
  					value32 = (ele_d << 22) |
  					    ((ele_c & 0x3F) << 16) | ele_a;
  					rtl_set_bbreg(hw,
  						      ROFDM0_XBTXIQIMBALANCE,
  						      MASKDWORD, value32);
  
  					value32 = (ele_c & 0x000003C0) >> 6;
  					rtl_set_bbreg(hw, ROFDM0_XDTXAFE,
  						      MASKH4BITS, value32);
  
  					value32 = ((val_x * ele_d) >> 7) & 0x01;
  					rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
  						      BIT(27), value32);
  
  					value32 = ((val_y * ele_d) >> 7) & 0x01;
  					rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
  						      BIT(25), value32);
  				} else {
  					rtl_set_bbreg(hw,
  						      ROFDM0_XBTXIQIMBALANCE,
  						      MASKDWORD,
  						      ofdmswing_table[ofdm_index
  								      [1]]);
  					rtl_set_bbreg(hw, ROFDM0_XDTXAFE,
  						      MASKH4BITS, 0x00);
  					rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
  						      BIT(27) | BIT(25), 0x00);
  				}
  
  			}
  		}
  
  		if (delta_iqk > 3) {
  			rtlpriv->dm.thermalvalue_iqk = thermalvalue;
  			rtl92c_phy_iq_calibrate(hw, false);
  		}
  
  		if (rtlpriv->dm.txpower_track_control)
  			rtlpriv->dm.thermalvalue = thermalvalue;
  	}
  
  	RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "<===
  ");
  
  }
  
  static void rtl92c_dm_initialize_txpower_tracking_thermalmeter(
  						struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  
  	rtlpriv->dm.txpower_tracking = true;
  	rtlpriv->dm.txpower_trackinginit = false;
  
  	RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  		 "pMgntInfo->txpower_tracking = %d
  ",
  		 rtlpriv->dm.txpower_tracking);
  }
  
  static void rtl92c_dm_initialize_txpower_tracking(struct ieee80211_hw *hw)
  {
  	rtl92c_dm_initialize_txpower_tracking_thermalmeter(hw);
  }
  
  static void rtl92c_dm_txpower_tracking_directcall(struct ieee80211_hw *hw)
  {
  	rtl92c_dm_txpower_tracking_callback_thermalmeter(hw);
  }
  
  static void rtl92c_dm_check_txpower_tracking_thermal_meter(
  						struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  
  	if (!rtlpriv->dm.txpower_tracking)
  		return;
  
  	if (!rtlpriv->dm.tm_trigger) {
  		rtl_set_rfreg(hw, RF90_PATH_A, RF_T_METER, RFREG_OFFSET_MASK,
  			      0x60);
  		RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  			 "Trigger 92S Thermal Meter!!
  ");
  		rtlpriv->dm.tm_trigger = 1;
  		return;
  	} else {
  		RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
  			 "Schedule TxPowerTracking direct call!!
  ");
  		rtl92c_dm_txpower_tracking_directcall(hw);
  		rtlpriv->dm.tm_trigger = 0;
  	}
  }
  
  void rtl92c_dm_check_txpower_tracking(struct ieee80211_hw *hw)
  {
  	rtl92c_dm_check_txpower_tracking_thermal_meter(hw);
  }
  EXPORT_SYMBOL(rtl92c_dm_check_txpower_tracking);
  
  void rtl92c_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rate_adaptive *p_ra = &(rtlpriv->ra);
  
  	p_ra->ratr_state = DM_RATR_STA_INIT;
  	p_ra->pre_ratr_state = DM_RATR_STA_INIT;
  
  	if (rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER)
  		rtlpriv->dm.useramask = true;
  	else
  		rtlpriv->dm.useramask = false;
  
  }
  EXPORT_SYMBOL(rtl92c_dm_init_rate_adaptive_mask);
  
  static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
  
  	dm_pstable->pre_ccastate = CCA_MAX;
  	dm_pstable->cur_ccasate = CCA_MAX;
  	dm_pstable->pre_rfstate = RF_MAX;
  	dm_pstable->cur_rfstate = RF_MAX;
  	dm_pstable->rssi_val_min = 0;
  }
  
  void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
  
  	if (!rtlpriv->reg_init) {
  		rtlpriv->reg_874 = (rtl_get_bbreg(hw,
  						  RFPGA0_XCD_RFINTERFACESW,
  						  MASKDWORD) & 0x1CC000) >> 14;
  
  		rtlpriv->reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1,
  				    MASKDWORD) & BIT(3)) >> 3;
  
  		rtlpriv->reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
  				    MASKDWORD) & 0xFF000000) >> 24;
  
  		rtlpriv->reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) &
  				    0xF000) >> 12;
  
  		rtlpriv->reg_init = true;
  	}
  
  	if (!bforce_in_normal) {
  		if (dm_pstable->rssi_val_min != 0) {
  			if (dm_pstable->pre_rfstate == RF_NORMAL) {
  				if (dm_pstable->rssi_val_min >= 30)
  					dm_pstable->cur_rfstate = RF_SAVE;
  				else
  					dm_pstable->cur_rfstate = RF_NORMAL;
  			} else {
  				if (dm_pstable->rssi_val_min <= 25)
  					dm_pstable->cur_rfstate = RF_NORMAL;
  				else
  					dm_pstable->cur_rfstate = RF_SAVE;
  			}
  		} else {
  			dm_pstable->cur_rfstate = RF_MAX;
  		}
  	} else {
  		dm_pstable->cur_rfstate = RF_NORMAL;
  	}
  
  	if (dm_pstable->pre_rfstate != dm_pstable->cur_rfstate) {
  		if (dm_pstable->cur_rfstate == RF_SAVE) {
  			rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
  				      0x1C0000, 0x2);
  			rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3), 0);
  			rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
  				      0xFF000000, 0x63);
  			rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
  				      0xC000, 0x2);
  			rtl_set_bbreg(hw, 0xa74, 0xF000, 0x3);
  			rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
  			rtl_set_bbreg(hw, 0x818, BIT(28), 0x1);
  		} else {
  			rtl_set_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
  				      0x1CC000, rtlpriv->reg_874);
  			rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3),
  				      rtlpriv->reg_c70);
  			rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, 0xFF000000,
  				      rtlpriv->reg_85c);
  			rtl_set_bbreg(hw, 0xa74, 0xF000, rtlpriv->reg_a74);
  			rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
  		}
  
  		dm_pstable->pre_rfstate = dm_pstable->cur_rfstate;
  	}
  }
  EXPORT_SYMBOL(rtl92c_dm_rf_saving);
  
  static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
  	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  
  	/* Determine the minimum RSSI */
  	if (((mac->link_state == MAC80211_NOLINK)) &&
  	    (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
  		dm_pstable->rssi_val_min = 0;
  		RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, "Not connected to any
  ");
  	}
  
  	if (mac->link_state == MAC80211_LINKED) {
  		if (mac->opmode == NL80211_IFTYPE_ADHOC) {
  			dm_pstable->rssi_val_min =
  			    rtlpriv->dm.entry_min_undec_sm_pwdb;
  			RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
  				 "AP Client PWDB = 0x%lx
  ",
  				 dm_pstable->rssi_val_min);
  		} else {
  			dm_pstable->rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
  			RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
  				 "STA Default Port PWDB = 0x%lx
  ",
  				 dm_pstable->rssi_val_min);
  		}
  	} else {
  		dm_pstable->rssi_val_min =
  		    rtlpriv->dm.entry_min_undec_sm_pwdb;
  
  		RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
  			 "AP Ext Port PWDB = 0x%lx
  ",
  			 dm_pstable->rssi_val_min);
  	}
  
  	/* Power Saving for 92C */
  	if (IS_92C_SERIAL(rtlhal->version))
  		;/* rtl92c_dm_1r_cca(hw); */
  	else
  		rtl92c_dm_rf_saving(hw, false);
  }
  
  void rtl92c_dm_init(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  
  	rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
  	rtlpriv->dm.dm_flag = DYNAMIC_FUNC_DISABLE | DYNAMIC_FUNC_DIG;
  	rtlpriv->dm.undec_sm_pwdb = -1;
  	rtlpriv->dm.undec_sm_cck = -1;
  	rtlpriv->dm.dm_initialgain_enable = true;
  	rtl_dm_diginit(hw, 0x20);
  
  	rtlpriv->dm.dm_flag |= HAL_DM_HIPWR_DISABLE;
  	rtl92c_dm_init_dynamic_txpower(hw);
  
  	rtl92c_dm_init_edca_turbo(hw);
  	rtl92c_dm_init_rate_adaptive_mask(hw);
  	rtlpriv->dm.dm_flag |= DYNAMIC_FUNC_SS;
  	rtl92c_dm_initialize_txpower_tracking(hw);
  	rtl92c_dm_init_dynamic_bb_powersaving(hw);
  
  	rtlpriv->dm.ofdm_pkt_cnt = 0;
  	rtlpriv->dm.dm_rssi_sel = RSSI_DEFAULT;
  }
  EXPORT_SYMBOL(rtl92c_dm_init);
  
  void rtl92c_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 undec_sm_pwdb;
  
  	if (!rtlpriv->dm.dynamic_txpower_enable)
  		return;
  
  	if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
  		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
  		return;
  	}
  
  	if ((mac->link_state < MAC80211_LINKED) &&
  	    (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
  		RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
  			 "Not connected to any
  ");
  
  		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
  
  		rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
  		return;
  	}
  
  	if (mac->link_state >= MAC80211_LINKED) {
  		if (mac->opmode == NL80211_IFTYPE_ADHOC) {
  			undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
  			RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  				 "AP Client PWDB = 0x%lx
  ",
  				 undec_sm_pwdb);
  		} else {
  			undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
  			RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  				 "STA Default Port PWDB = 0x%lx
  ",
  				 undec_sm_pwdb);
  		}
  	} else {
  		undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
  
  		RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  			 "AP Ext Port PWDB = 0x%lx
  ",
  			 undec_sm_pwdb);
  	}
  
  	if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
  		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL2;
  		RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  			 "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)
  ");
  	} else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
  		   (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
  
  		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
  		RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  			 "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)
  ");
  	} else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
  		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
  		RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  			 "TXHIGHPWRLEVEL_NORMAL
  ");
  	}
  
  	if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
  		RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
  			 "PHY_SetTxPowerLevel8192S() Channel = %d
  ",
  			 rtlphy->current_channel);
  		rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
  		if (rtlpriv->dm.dynamic_txhighpower_lvl ==
  		    TXHIGHPWRLEVEL_NORMAL)
  			dm_restorepowerindex(hw);
  		else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
  			 TXHIGHPWRLEVEL_LEVEL1)
  			dm_writepowerindex(hw, 0x14);
  		else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
  			 TXHIGHPWRLEVEL_LEVEL2)
  			dm_writepowerindex(hw, 0x10);
  	}
  	rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
  }
  
  void rtl92c_dm_watchdog(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
  	bool fw_current_inpsmode = false;
  	bool fw_ps_awake = true;
  
  	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
  				      (u8 *) (&fw_current_inpsmode));
  	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
  				      (u8 *) (&fw_ps_awake));
  
  	if (ppsc->p2p_ps_info.p2p_ps_mode)
  		fw_ps_awake = false;
  
  	if ((ppsc->rfpwr_state == ERFON) && ((!fw_current_inpsmode) &&
  					     fw_ps_awake)
  	    && (!ppsc->rfchange_inprogress)) {
  		rtl92c_dm_pwdb_monitor(hw);
  		rtl92c_dm_dig(hw);
  		rtl92c_dm_false_alarm_counter_statistics(hw);
  		rtl92c_dm_dynamic_bb_powersaving(hw);
  		rtl92c_dm_dynamic_txpower(hw);
  		rtl92c_dm_check_txpower_tracking(hw);
  		/* rtl92c_dm_refresh_rate_adaptive_mask(hw); */
  		rtl92c_dm_bt_coexist(hw);
  		rtl92c_dm_check_edca_turbo(hw);
  	}
  }
  EXPORT_SYMBOL(rtl92c_dm_watchdog);
  
  u8 rtl92c_bt_rssi_state_change(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  	long undec_sm_pwdb;
  	u8 curr_bt_rssi_state = 0x00;
  
  	if (rtlpriv->mac80211.link_state == MAC80211_LINKED) {
  		undec_sm_pwdb = GET_UNDECORATED_AVERAGE_RSSI(rtlpriv);
  	} else {
  		if (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)
  			undec_sm_pwdb = 100;
  		else
  			undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
  	}
  
  	/* Check RSSI to determine HighPower/NormalPower state for
  	 * BT coexistence. */
  	if (undec_sm_pwdb >= 67)
  		curr_bt_rssi_state &= (~BT_RSSI_STATE_NORMAL_POWER);
  	else if (undec_sm_pwdb < 62)
  		curr_bt_rssi_state |= BT_RSSI_STATE_NORMAL_POWER;
  
  	/* Check RSSI to determine AMPDU setting for BT coexistence. */
  	if (undec_sm_pwdb >= 40)
  		curr_bt_rssi_state &= (~BT_RSSI_STATE_AMDPU_OFF);
  	else if (undec_sm_pwdb <= 32)
  		curr_bt_rssi_state |= BT_RSSI_STATE_AMDPU_OFF;
  
  	/* Marked RSSI state. It will be used to determine BT coexistence
  	 * setting later. */
  	if (undec_sm_pwdb < 35)
  		curr_bt_rssi_state |=  BT_RSSI_STATE_SPECIAL_LOW;
  	else
  		curr_bt_rssi_state &= (~BT_RSSI_STATE_SPECIAL_LOW);
  
  	/* Check BT state related to BT_Idle in B/G mode. */
  	if (undec_sm_pwdb < 15)
  		curr_bt_rssi_state |=  BT_RSSI_STATE_BG_EDCA_LOW;
  	else
  		curr_bt_rssi_state &= (~BT_RSSI_STATE_BG_EDCA_LOW);
  
  	if (curr_bt_rssi_state != rtlpcipriv->bt_coexist.bt_rssi_state) {
  		rtlpcipriv->bt_coexist.bt_rssi_state = curr_bt_rssi_state;
  		return true;
  	} else {
  		return false;
  	}
  }
  EXPORT_SYMBOL(rtl92c_bt_rssi_state_change);
  
  static bool rtl92c_bt_state_change(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  
  	u32 polling, ratio_tx, ratio_pri;
  	u32 bt_tx, bt_pri;
  	u8 bt_state;
  	u8 cur_service_type;
  
  	if (rtlpriv->mac80211.link_state < MAC80211_LINKED)
  		return false;
  
  	bt_state = rtl_read_byte(rtlpriv, 0x4fd);
  	bt_tx = rtl_read_dword(rtlpriv, 0x488) & BT_MASK;
  	bt_pri = rtl_read_dword(rtlpriv, 0x48c) & BT_MASK;
  	polling = rtl_read_dword(rtlpriv, 0x490);
  
  	if (bt_tx == BT_MASK && bt_pri == BT_MASK &&
  	    polling == 0xffffffff && bt_state == 0xff)
  		return false;
  
  	bt_state &= BIT_OFFSET_LEN_MASK_32(0, 1);
  	if (bt_state != rtlpcipriv->bt_coexist.bt_cur_state) {
  		rtlpcipriv->bt_coexist.bt_cur_state = bt_state;
  
  		if (rtlpcipriv->bt_coexist.reg_bt_sco == 3) {
  			rtlpcipriv->bt_coexist.bt_service = BT_IDLE;
  
  			bt_state = bt_state |
  			  ((rtlpcipriv->bt_coexist.bt_ant_isolation == 1) ?
  			  0 : BIT_OFFSET_LEN_MASK_32(1, 1)) |
  			  BIT_OFFSET_LEN_MASK_32(2, 1);
  			rtl_write_byte(rtlpriv, 0x4fd, bt_state);
  		}
  		return true;
  	}
  
  	ratio_tx = bt_tx * 1000 / polling;
  	ratio_pri = bt_pri * 1000 / polling;
  	rtlpcipriv->bt_coexist.ratio_tx = ratio_tx;
  	rtlpcipriv->bt_coexist.ratio_pri = ratio_pri;
  
  	if (bt_state && rtlpcipriv->bt_coexist.reg_bt_sco == 3) {
  
  		if ((ratio_tx < 30)  && (ratio_pri < 30))
  			cur_service_type = BT_IDLE;
  		else if ((ratio_pri > 110) && (ratio_pri < 250))
  			cur_service_type = BT_SCO;
  		else if ((ratio_tx >= 200) && (ratio_pri >= 200))
  			cur_service_type = BT_BUSY;
  		else if ((ratio_tx >= 350) && (ratio_tx < 500))
  			cur_service_type = BT_OTHERBUSY;
  		else if (ratio_tx >= 500)
  			cur_service_type = BT_PAN;
  		else
  			cur_service_type = BT_OTHER_ACTION;
  
  		if (cur_service_type != rtlpcipriv->bt_coexist.bt_service) {
  			rtlpcipriv->bt_coexist.bt_service = cur_service_type;
  			bt_state = bt_state |
  			   ((rtlpcipriv->bt_coexist.bt_ant_isolation == 1) ?
  			   0 : BIT_OFFSET_LEN_MASK_32(1, 1)) |
  			   ((rtlpcipriv->bt_coexist.bt_service != BT_IDLE) ?
  			   0 : BIT_OFFSET_LEN_MASK_32(2, 1));
  
  			/* Add interrupt migration when bt is not ini
  			 * idle state (no traffic). */
  			if (rtlpcipriv->bt_coexist.bt_service != BT_IDLE) {
  				rtl_write_word(rtlpriv, 0x504, 0x0ccc);
  				rtl_write_byte(rtlpriv, 0x506, 0x54);
  				rtl_write_byte(rtlpriv, 0x507, 0x54);
  			} else {
  				rtl_write_byte(rtlpriv, 0x506, 0x00);
  				rtl_write_byte(rtlpriv, 0x507, 0x00);
  			}
  
  			rtl_write_byte(rtlpriv, 0x4fd, bt_state);
  			return true;
  		}
  	}
  
  	return false;
  
  }
  
  static bool rtl92c_bt_wifi_connect_change(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	static bool media_connect;
  
  	if (rtlpriv->mac80211.link_state < MAC80211_LINKED) {
  		media_connect = false;
  	} else {
  		if (!media_connect) {
  			media_connect = true;
  			return true;
  		}
  		media_connect = true;
  	}
  
  	return false;
  }
  
  static void rtl92c_bt_set_normal(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  
  
  	if (rtlpcipriv->bt_coexist.bt_service == BT_OTHERBUSY) {
  		rtlpcipriv->bt_coexist.bt_edca_ul = 0x5ea72b;
  		rtlpcipriv->bt_coexist.bt_edca_dl = 0x5ea72b;
  	} else if (rtlpcipriv->bt_coexist.bt_service == BT_BUSY) {
  		rtlpcipriv->bt_coexist.bt_edca_ul = 0x5eb82f;
  		rtlpcipriv->bt_coexist.bt_edca_dl = 0x5eb82f;
  	} else if (rtlpcipriv->bt_coexist.bt_service == BT_SCO) {
  		if (rtlpcipriv->bt_coexist.ratio_tx > 160) {
  			rtlpcipriv->bt_coexist.bt_edca_ul = 0x5ea72f;
  			rtlpcipriv->bt_coexist.bt_edca_dl = 0x5ea72f;
  		} else {
  			rtlpcipriv->bt_coexist.bt_edca_ul = 0x5ea32b;
  			rtlpcipriv->bt_coexist.bt_edca_dl = 0x5ea42b;
  		}
  	} else {
  		rtlpcipriv->bt_coexist.bt_edca_ul = 0;
  		rtlpcipriv->bt_coexist.bt_edca_dl = 0;
  	}
  
  	if ((rtlpcipriv->bt_coexist.bt_service != BT_IDLE) &&
  	     (rtlpriv->mac80211.mode == WIRELESS_MODE_G ||
  	     (rtlpriv->mac80211.mode == (WIRELESS_MODE_G | WIRELESS_MODE_B))) &&
  	     (rtlpcipriv->bt_coexist.bt_rssi_state &
  	     BT_RSSI_STATE_BG_EDCA_LOW)) {
  		rtlpcipriv->bt_coexist.bt_edca_ul = 0x5eb82b;
  		rtlpcipriv->bt_coexist.bt_edca_dl = 0x5eb82b;
  	}
  }
  
  static void rtl92c_bt_ant_isolation(struct ieee80211_hw *hw, u8 tmp1byte)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  
  
  	/* Only enable HW BT coexist when BT in "Busy" state. */
  	if (rtlpriv->mac80211.vendor == PEER_CISCO &&
  	    rtlpcipriv->bt_coexist.bt_service == BT_OTHER_ACTION) {
  		rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0);
  	} else {
  		if ((rtlpcipriv->bt_coexist.bt_service == BT_BUSY) &&
  		    (rtlpcipriv->bt_coexist.bt_rssi_state &
  		     BT_RSSI_STATE_NORMAL_POWER)) {
  			rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0);
  		} else if ((rtlpcipriv->bt_coexist.bt_service ==
  			    BT_OTHER_ACTION) && (rtlpriv->mac80211.mode <
  			    WIRELESS_MODE_N_24G) &&
  			    (rtlpcipriv->bt_coexist.bt_rssi_state &
  			    BT_RSSI_STATE_SPECIAL_LOW)) {
  			rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0);
  		} else if (rtlpcipriv->bt_coexist.bt_service == BT_PAN) {
  			rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, tmp1byte);
  		} else {
  			rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, tmp1byte);
  		}
  	}
  
  	if (rtlpcipriv->bt_coexist.bt_service == BT_PAN)
  		rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, 0x10100);
  	else
  		rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, 0x0);
  
  	if (rtlpcipriv->bt_coexist.bt_rssi_state &
  	    BT_RSSI_STATE_NORMAL_POWER) {
  		rtl92c_bt_set_normal(hw);
  	} else {
  		rtlpcipriv->bt_coexist.bt_edca_ul = 0;
  		rtlpcipriv->bt_coexist.bt_edca_dl = 0;
  	}
  
  	if (rtlpcipriv->bt_coexist.bt_service != BT_IDLE) {
  		rtlpriv->cfg->ops->set_rfreg(hw,
  				 RF90_PATH_A,
  				 0x1e,
  				 0xf0, 0xf);
  	} else {
  		rtlpriv->cfg->ops->set_rfreg(hw,
  		     RF90_PATH_A, 0x1e, 0xf0,
  		     rtlpcipriv->bt_coexist.bt_rfreg_origin_1e);
  	}
  
  	if (!rtlpriv->dm.dynamic_txpower_enable) {
  		if (rtlpcipriv->bt_coexist.bt_service != BT_IDLE) {
  			if (rtlpcipriv->bt_coexist.bt_rssi_state &
  				BT_RSSI_STATE_TXPOWER_LOW) {
  				rtlpriv->dm.dynamic_txhighpower_lvl =
  							TXHIGHPWRLEVEL_BT2;
  			} else {
  				rtlpriv->dm.dynamic_txhighpower_lvl =
  					TXHIGHPWRLEVEL_BT1;
  			}
  		} else {
  			rtlpriv->dm.dynamic_txhighpower_lvl =
  				TXHIGHPWRLEVEL_NORMAL;
  		}
  		rtl92c_phy_set_txpower_level(hw,
  			rtlpriv->phy.current_channel);
  	}
  }
  
  static void rtl92c_check_bt_change(struct ieee80211_hw *hw)
  {
  	struct rtl_priv *rtlpriv = rtl_priv(hw);
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  	u8 tmp1byte = 0;
  
  	if (IS_81XXC_VENDOR_UMC_B_CUT(rtlhal->version) &&
  	    rtlpcipriv->bt_coexist.bt_coexistence)
  		tmp1byte |= BIT(5);
  	if (rtlpcipriv->bt_coexist.bt_cur_state) {
  		if (rtlpcipriv->bt_coexist.bt_ant_isolation)
  			rtl92c_bt_ant_isolation(hw, tmp1byte);
  	} else {
  		rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, tmp1byte);
  		rtlpriv->cfg->ops->set_rfreg(hw, RF90_PATH_A, 0x1e, 0xf0,
  				rtlpcipriv->bt_coexist.bt_rfreg_origin_1e);
  
  		rtlpcipriv->bt_coexist.bt_edca_ul = 0;
  		rtlpcipriv->bt_coexist.bt_edca_dl = 0;
  	}
  }
  
  void rtl92c_dm_bt_coexist(struct ieee80211_hw *hw)
  {
  	struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  
  	bool wifi_connect_change;
  	bool bt_state_change;
  	bool rssi_state_change;
  
  	if ((rtlpcipriv->bt_coexist.bt_coexistence) &&
  	     (rtlpcipriv->bt_coexist.bt_coexist_type == BT_CSR_BC4)) {
  
  		wifi_connect_change = rtl92c_bt_wifi_connect_change(hw);
  		bt_state_change = rtl92c_bt_state_change(hw);
  		rssi_state_change = rtl92c_bt_rssi_state_change(hw);
  
  		if (wifi_connect_change || bt_state_change || rssi_state_change)
  			rtl92c_check_bt_change(hw);
  	}
  }
  EXPORT_SYMBOL(rtl92c_dm_bt_coexist);