root/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c
// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2009-2012  Realtek Corporation.*/

#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(0)
#define BT_RSSI_STATE_AMDPU_OFF         BIT(1)
#define BT_RSSI_STATE_SPECIAL_LOW       BIT(2)
#define BT_RSSI_STATE_BG_EDCA_LOW       BIT(3)
#define BT_RSSI_STATE_TXPOWER_LOW       BIT(4)
#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);

        rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
                "cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d\n",
                falsealm_cnt->cnt_parity_fail,
                falsealm_cnt->cnt_rate_illegal,
                falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail);

        rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
                "cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x\n",
                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) {
                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);
        }

        rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
                "curmultista_cstate = %x dig_ext_port_stage %x\n",
                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;

        rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
                "presta_cstate = %x, cursta_cstate = %x\n",
                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)
                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;

        rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
                "cur_igvalue = 0x%x, pre_igvalue = 0x%x, back_val = %d\n",
                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;
        }
        rtl_dbg(rtlpriv, COMP_DIG, DBG_WARNING,
                "dig values 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
                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_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 != rtlpriv->btcoexist.bt_edca_ul) ||
            (last_bt_edca_dl != rtlpriv->btcoexist.bt_edca_dl)) {
                rtlpriv->dm.current_turbo_edca = false;
                last_bt_edca_ul = rtlpriv->btcoexist.bt_edca_ul;
                last_bt_edca_dl = rtlpriv->btcoexist.bt_edca_dl;
        }

        if (rtlpriv->btcoexist.bt_edca_ul != 0) {
                edca_be_ul = rtlpriv->btcoexist.bt_edca_ul;
                bt_change_edca = true;
        }

        if (rtlpriv->btcoexist.bt_edca_dl != 0) {
                edca_be_dl = rtlpriv->btcoexist.bt_edca_dl;
                bt_change_edca = true;
        }

        if (mac->link_state != MAC80211_LINKED) {
                rtlpriv->dm.current_turbo_edca = false;
                return;
        }

        if ((!mac->ht_enable) && (!rtlpriv->btcoexist.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;
        rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                "%s\n", __func__);

        thermalvalue = (u8) rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER, 0x1f);

        rtl_dbg(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);

        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;

                                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                                        "Initial pathA ele_d reg0x%x = 0x%lx, ofdm_index=0x%x\n",
                                        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;
                                        rtl_dbg(rtlpriv, COMP_POWER_TRACKING,
                                                DBG_LOUD,
                                                "Initial pathB ele_d reg0x%x = 0x%lx, ofdm_index=0x%x\n",
                                                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;

                                        rtl_dbg(rtlpriv, COMP_POWER_TRACKING,
                                                DBG_LOUD,
                                                "Initial reg0x%x = 0x%lx, cck_index=0x%x, ch 14 %d\n",
                                                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;

                                        rtl_dbg(rtlpriv, COMP_POWER_TRACKING,
                                                DBG_LOUD,
                                                "Initial reg0x%x = 0x%lx, cck_index=0x%x, ch14 %d\n",
                                                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);

                rtl_dbg(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\n",
                        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) {
                                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                                        "temp OFDM_A_index=0x%x, OFDM_B_index=0x%x, cck_index=0x%x\n",
                                        rtlpriv->dm.ofdm_index[0],
                                        rtlpriv->dm.ofdm_index[1],
                                        rtlpriv->dm.cck_index);
                        } else {
                                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                                        "temp OFDM_A_index=0x%x, cck_index=0x%x\n",
                                        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) {
                                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                                        "new OFDM_A_index=0x%x, OFDM_B_index=0x%x, cck_index=0x%x\n",
                                        ofdm_index[0], ofdm_index[1],
                                        cck_index);
                        } else {
                                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                                        "new OFDM_A_index=0x%x, cck_index=0x%x\n",
                                        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;
        }

        rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "<===\n");

}

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;

        rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                "pMgntInfo->txpower_tracking = %d\n",
                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);
                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                        "Trigger 92S Thermal Meter!!\n");
                rtlpriv->dm.tm_trigger = 1;
                return;
        } else {
                rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
                        "Schedule TxPowerTracking direct call!!\n");
                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;
                rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD, "Not connected to any\n");
        }

        if (mac->link_state == MAC80211_LINKED) {
                if (mac->opmode == NL80211_IFTYPE_ADHOC) {
                        dm_pstable->rssi_val_min =
                            rtlpriv->dm.entry_min_undec_sm_pwdb;
                        rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
                                "AP Client PWDB = 0x%lx\n",
                                dm_pstable->rssi_val_min);
                } else {
                        dm_pstable->rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
                        rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
                                "STA Default Port PWDB = 0x%lx\n",
                                dm_pstable->rssi_val_min);
                }
        } else {
                dm_pstable->rssi_val_min =
                    rtlpriv->dm.entry_min_undec_sm_pwdb;

                rtl_dbg(rtlpriv, DBG_LOUD, DBG_LOUD,
                        "AP Ext Port PWDB = 0x%lx\n",
                        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)) {
                rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE,
                        "Not connected to any\n");

                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;
                        rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                                "AP Client PWDB = 0x%lx\n",
                                undec_sm_pwdb);
                } else {
                        undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
                        rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                                "STA Default Port PWDB = 0x%lx\n",
                                undec_sm_pwdb);
                }
        } else {
                undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;

                rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                        "AP Ext Port PWDB = 0x%lx\n",
                        undec_sm_pwdb);
        }

        if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
                rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL2;
                rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                        "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
        } 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;
                rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                        "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n");
        } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
                rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
                rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                        "TXHIGHPWRLEVEL_NORMAL\n");
        }

        if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
                rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
                        "PHY_SetTxPowerLevel8192S() Channel = %d\n",
                         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);
        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 != rtlpriv->btcoexist.bt_rssi_state) {
                rtlpriv->btcoexist.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);

        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(0);
        if (bt_state != rtlpriv->btcoexist.bt_cur_state) {
                rtlpriv->btcoexist.bt_cur_state = bt_state;

                if (rtlpriv->btcoexist.reg_bt_sco == 3) {
                        rtlpriv->btcoexist.bt_service = BT_IDLE;

                        bt_state = bt_state |
                          ((rtlpriv->btcoexist.bt_ant_isolation == 1) ?
                          0 : BIT(1)) | BIT(2);
                        rtl_write_byte(rtlpriv, 0x4fd, bt_state);
                }
                return true;
        }

        ratio_tx = bt_tx * 1000 / polling;
        ratio_pri = bt_pri * 1000 / polling;
        rtlpriv->btcoexist.ratio_tx = ratio_tx;
        rtlpriv->btcoexist.ratio_pri = ratio_pri;

        if (bt_state && rtlpriv->btcoexist.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 != rtlpriv->btcoexist.bt_service) {
                        rtlpriv->btcoexist.bt_service = cur_service_type;
                        bt_state = bt_state |
                           ((rtlpriv->btcoexist.bt_ant_isolation == 1) ?
                           0 : BIT(1)) |
                           ((rtlpriv->btcoexist.bt_service != BT_IDLE) ?
                           0 : BIT(2));

                        /* Add interrupt migration when bt is not ini
                         * idle state (no traffic). */
                        if (rtlpriv->btcoexist.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);

        if (rtlpriv->btcoexist.bt_service == BT_OTHERBUSY) {
                rtlpriv->btcoexist.bt_edca_ul = 0x5ea72b;
                rtlpriv->btcoexist.bt_edca_dl = 0x5ea72b;
        } else if (rtlpriv->btcoexist.bt_service == BT_BUSY) {
                rtlpriv->btcoexist.bt_edca_ul = 0x5eb82f;
                rtlpriv->btcoexist.bt_edca_dl = 0x5eb82f;
        } else if (rtlpriv->btcoexist.bt_service == BT_SCO) {
                if (rtlpriv->btcoexist.ratio_tx > 160) {
                        rtlpriv->btcoexist.bt_edca_ul = 0x5ea72f;
                        rtlpriv->btcoexist.bt_edca_dl = 0x5ea72f;
                } else {
                        rtlpriv->btcoexist.bt_edca_ul = 0x5ea32b;
                        rtlpriv->btcoexist.bt_edca_dl = 0x5ea42b;
                }
        } else {
                rtlpriv->btcoexist.bt_edca_ul = 0;
                rtlpriv->btcoexist.bt_edca_dl = 0;
        }

        if ((rtlpriv->btcoexist.bt_service != BT_IDLE) &&
            (rtlpriv->mac80211.mode == WIRELESS_MODE_G ||
             (rtlpriv->mac80211.mode == (WIRELESS_MODE_G | WIRELESS_MODE_B))) &&
            (rtlpriv->btcoexist.bt_rssi_state &
             BT_RSSI_STATE_BG_EDCA_LOW)) {
                rtlpriv->btcoexist.bt_edca_ul = 0x5eb82b;
                rtlpriv->btcoexist.bt_edca_dl = 0x5eb82b;
        }
}

static void rtl92c_bt_ant_isolation(struct ieee80211_hw *hw, u8 tmp1byte)
{
        struct rtl_priv *rtlpriv = rtl_priv(hw);

        /* Only enable HW BT coexist when BT in "Busy" state. */
        if (rtlpriv->mac80211.vendor == PEER_CISCO &&
            rtlpriv->btcoexist.bt_service == BT_OTHER_ACTION) {
                rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0);
        } else {
                if ((rtlpriv->btcoexist.bt_service == BT_BUSY) &&
                    (rtlpriv->btcoexist.bt_rssi_state &
                     BT_RSSI_STATE_NORMAL_POWER)) {
                        rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0);
                } else if ((rtlpriv->btcoexist.bt_service ==
                            BT_OTHER_ACTION) && (rtlpriv->mac80211.mode <
                            WIRELESS_MODE_N_24G) &&
                            (rtlpriv->btcoexist.bt_rssi_state &
                            BT_RSSI_STATE_SPECIAL_LOW)) {
                        rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, 0xa0);
                } else {
                        rtl_write_byte(rtlpriv, REG_GPIO_MUXCFG, tmp1byte);
                }
        }

        if (rtlpriv->btcoexist.bt_service == BT_PAN)
                rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, 0x10100);
        else
                rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, 0x0);

        if (rtlpriv->btcoexist.bt_rssi_state &
            BT_RSSI_STATE_NORMAL_POWER) {
                rtl92c_bt_set_normal(hw);
        } else {
                rtlpriv->btcoexist.bt_edca_ul = 0;
                rtlpriv->btcoexist.bt_edca_dl = 0;
        }

        if (rtlpriv->btcoexist.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,
                     rtlpriv->btcoexist.bt_rfreg_origin_1e);
        }

        if (!rtlpriv->dm.dynamic_txpower_enable) {
                if (rtlpriv->btcoexist.bt_service != BT_IDLE) {
                        if (rtlpriv->btcoexist.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_hal *rtlhal = rtl_hal(rtl_priv(hw));
        u8 tmp1byte = 0;

        if (IS_81XXC_VENDOR_UMC_B_CUT(rtlhal->version) &&
            rtlpriv->btcoexist.bt_coexistence)
                tmp1byte |= BIT(5);
        if (rtlpriv->btcoexist.bt_cur_state) {
                if (rtlpriv->btcoexist.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,
                                rtlpriv->btcoexist.bt_rfreg_origin_1e);

                rtlpriv->btcoexist.bt_edca_ul = 0;
                rtlpriv->btcoexist.bt_edca_dl = 0;
        }
}

void rtl92c_dm_bt_coexist(struct ieee80211_hw *hw)
{
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        bool wifi_connect_change;
        bool bt_state_change;
        bool rssi_state_change;

        if ((rtlpriv->btcoexist.bt_coexistence) &&
            (rtlpriv->btcoexist.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);