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- /******************************************************************************
- *
- * Copyright(c) 2009-2010 Realtek Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
- *
- * The full GNU General Public License is included in this distribution in the
- * file called LICENSE.
- *
- * Contact Information:
- * wlanfae <wlanfae@realtek.com>
- * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
- * Hsinchu 300, Taiwan.
- *
- * Larry Finger <Larry.Finger@lwfinger.net>
- *
- *****************************************************************************/
- struct dig_t dm_digtable;
- static struct ps_t dm_pstable;
- 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 void rtl92c_dm_diginit(struct ieee80211_hw *hw)
- {
- dm_digtable.dig_enable_flag = true;
- dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
- dm_digtable.cur_igvalue = 0x20;
- dm_digtable.pre_igvalue = 0x0;
- dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT;
- dm_digtable.presta_connectstate = DIG_STA_DISCONNECT;
- dm_digtable.curmultista_connectstate = DIG_MULTISTA_DISCONNECT;
- dm_digtable.rssi_lowthresh = DM_DIG_THRESH_LOW;
- dm_digtable.rssi_highthresh = DM_DIG_THRESH_HIGH;
- dm_digtable.fa_lowthresh = DM_FALSEALARM_THRESH_LOW;
- dm_digtable.fa_highthresh = DM_FALSEALARM_THRESH_HIGH;
- dm_digtable.rx_gain_range_max = DM_DIG_MAX;
- dm_digtable.rx_gain_range_min = DM_DIG_MIN;
- dm_digtable.backoff_val = DM_DIG_BACKOFF_DEFAULT;
- dm_digtable.backoff_val_range_max = DM_DIG_BACKOFF_MAX;
- dm_digtable.backoff_val_range_min = DM_DIG_BACKOFF_MIN;
- dm_digtable.pre_cck_pd_state = CCK_PD_STAGE_MAX;
- dm_digtable.cur_cck_pd_state = CCK_PD_STAGE_MAX;
- }
- static u8 rtl92c_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- long rssi_val_min = 0;
- if ((dm_digtable.curmultista_connectstate == DIG_MULTISTA_CONNECT) &&
- (dm_digtable.cursta_connectctate == DIG_STA_CONNECT)) {
- if (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb != 0)
- rssi_val_min =
- (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb >
- rtlpriv->dm.undecorated_smoothed_pwdb) ?
- rtlpriv->dm.undecorated_smoothed_pwdb :
- rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
- else
- rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb;
- } else if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT ||
- dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT) {
- rssi_val_min = rtlpriv->dm.undecorated_smoothed_pwdb;
- } else if (dm_digtable.curmultista_connectstate ==
- DIG_MULTISTA_CONNECT) {
- rssi_val_min = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
- }
- 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);
- 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;
- 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\n",
- 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\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);
- 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 = 0x32;
- 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);
- if (rtlpriv->falsealm_cnt.cnt_all > dm_digtable.fa_highthresh) {
- if ((dm_digtable.backoff_val - 2) <
- dm_digtable.backoff_val_range_min)
- dm_digtable.backoff_val =
- dm_digtable.backoff_val_range_min;
- else
- dm_digtable.backoff_val -= 2;
- } else if (rtlpriv->falsealm_cnt.cnt_all < dm_digtable.fa_lowthresh) {
- if ((dm_digtable.backoff_val + 2) >
- dm_digtable.backoff_val_range_max)
- dm_digtable.backoff_val =
- dm_digtable.backoff_val_range_max;
- else
- dm_digtable.backoff_val += 2;
- }
- if ((dm_digtable.rssi_val_min + 10 - dm_digtable.backoff_val) >
- dm_digtable.rx_gain_range_max)
- dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_max;
- else if ((dm_digtable.rssi_val_min + 10 -
- dm_digtable.backoff_val) < dm_digtable.rx_gain_range_min)
- dm_digtable.cur_igvalue = dm_digtable.rx_gain_range_min;
- else
- dm_digtable.cur_igvalue = dm_digtable.rssi_val_min + 10 -
- dm_digtable.backoff_val;
- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
- ("rssi_val_min = %x backoff_val %x\n",
- dm_digtable.rssi_val_min, dm_digtable.backoff_val));
- rtl92c_dm_write_dig(hw);
- }
- static void rtl92c_dm_initial_gain_multi_sta(struct ieee80211_hw *hw)
- {
- static u8 binitialized; /* initialized to false */
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- long rssi_strength = rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb;
- bool b_multi_sta = false;
- if (mac->opmode == NL80211_IFTYPE_ADHOC)
- b_multi_sta = true;
- if ((b_multi_sta == false) || (dm_digtable.cursta_connectctate !=
- DIG_STA_DISCONNECT)) {
- binitialized = false;
- dm_digtable.dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX;
- return;
- } else if (binitialized == false) {
- binitialized = 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_connectstate == 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_connectstate = "
- "%x dig_ext_port_stage %x\n",
- dm_digtable.curmultista_connectstate,
- dm_digtable.dig_ext_port_stage));
- }
- static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
- ("presta_connectstate = %x,"
- " cursta_connectctate = %x\n",
- dm_digtable.presta_connectstate,
- dm_digtable.cursta_connectctate));
- if (dm_digtable.presta_connectstate == dm_digtable.cursta_connectctate
- || dm_digtable.cursta_connectctate == DIG_STA_BEFORE_CONNECT
- || dm_digtable.cursta_connectctate == DIG_STA_CONNECT) {
- if (dm_digtable.cursta_connectctate != DIG_STA_DISCONNECT) {
- dm_digtable.rssi_val_min =
- rtl92c_dm_initial_gain_min_pwdb(hw);
- 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.backoff_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 rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- if (dm_digtable.cursta_connectctate == DIG_STA_CONNECT) {
- dm_digtable.rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw);
- 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) {
- if (rtlpriv->falsealm_cnt.cnt_cck_fail > 800)
- dm_digtable.cur_cck_fa_state =
- CCK_FA_STAGE_High;
- else
- dm_digtable.cur_cck_fa_state = CCK_FA_STAGE_Low;
- if (dm_digtable.pre_cck_fa_state !=
- dm_digtable.cur_cck_fa_state) {
- if (dm_digtable.cur_cck_fa_state ==
- CCK_FA_STAGE_Low)
- rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
- 0x83);
- else
- rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2,
- 0xcd);
- dm_digtable.pre_cck_fa_state =
- dm_digtable.cur_cck_fa_state;
- }
- rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x40);
- if (IS_92C_SERIAL(rtlhal->version))
- rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
- MASKBYTE2, 0xd7);
- } else {
- rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, 0xcd);
- rtl_set_bbreg(hw, RCCK0_SYSTEM, MASKBYTE1, 0x47);
- if (IS_92C_SERIAL(rtlhal->version))
- rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT,
- MASKBYTE2, 0xd3);
- }
- dm_digtable.pre_cck_pd_state = dm_digtable.cur_cck_pd_state;
- }
- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
- ("CCKPDStage=%x\n", dm_digtable.cur_cck_pd_state));
- RT_TRACE(rtlpriv, COMP_DIG, DBG_TRACE,
- ("is92C=%x\n", IS_92C_SERIAL(rtlhal->version)));
- }
- static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw)
- {
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- if (mac->act_scanning == true)
- return;
- if ((mac->link_state > MAC80211_NOLINK) &&
- (mac->link_state < MAC80211_LINKED))
- dm_digtable.cursta_connectctate = DIG_STA_BEFORE_CONNECT;
- else if (mac->link_state >= MAC80211_LINKED)
- dm_digtable.cursta_connectctate = DIG_STA_CONNECT;
- else
- dm_digtable.cursta_connectctate = DIG_STA_DISCONNECT;
- rtl92c_dm_initial_gain_sta(hw);
- rtl92c_dm_initial_gain_multi_sta(hw);
- rtl92c_dm_cck_packet_detection_thresh(hw);
- dm_digtable.presta_connectstate = dm_digtable.cursta_connectctate;
- }
- static void rtl92c_dm_dig(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- if (rtlpriv->dm.b_dm_initialgain_enable == false)
- return;
- if (dm_digtable.dig_enable_flag == false)
- 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);
- rtlpriv->dm.bdynamic_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);
- RT_TRACE(rtlpriv, COMP_DIG, DBG_LOUD,
- ("cur_igvalue = 0x%x, "
- "pre_igvalue = 0x%x, backoff_val = %d\n",
- dm_digtable.cur_igvalue, dm_digtable.pre_igvalue,
- dm_digtable.backoff_val));
- 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;
- }
- }
- static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- long tmpentry_max_pwdb = 0, tmpentry_min_pwdb = 0xff;
- u8 h2c_parameter[3] = { 0 };
- return;
- if (tmpentry_max_pwdb != 0) {
- rtlpriv->dm.entry_max_undecoratedsmoothed_pwdb =
- tmpentry_max_pwdb;
- } else {
- rtlpriv->dm.entry_max_undecoratedsmoothed_pwdb = 0;
- }
- if (tmpentry_min_pwdb != 0xff) {
- rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb =
- tmpentry_min_pwdb;
- } else {
- rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb = 0;
- }
- h2c_parameter[2] = (u8) (rtlpriv->dm.undecorated_smoothed_pwdb & 0xFF);
- h2c_parameter[0] = 0;
- rtl92c_fill_h2c_cmd(hw, H2C_RSSI_REPORT, 3, h2c_parameter);
- }
- void rtl92c_dm_init_edca_turbo(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- rtlpriv->dm.bcurrent_turbo_edca = false;
- rtlpriv->dm.bis_any_nonbepkts = false;
- rtlpriv->dm.bis_cur_rdlstate = false;
- }
- 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;
- u64 cur_txok_cnt;
- u64 cur_rxok_cnt;
- u32 edca_be_ul = 0x5ea42b;
- u32 edca_be_dl = 0x5ea42b;
- if (mac->opmode == NL80211_IFTYPE_ADHOC)
- goto dm_checkedcaturbo_exit;
- if (mac->link_state != MAC80211_LINKED) {
- rtlpriv->dm.bcurrent_turbo_edca = false;
- return;
- }
- if (!mac->ht_enable) { /*FIX MERGE */
- if (!(edca_be_ul & 0xffff0000))
- edca_be_ul |= 0x005e0000;
- if (!(edca_be_dl & 0xffff0000))
- edca_be_dl |= 0x005e0000;
- }
- if ((!rtlpriv->dm.bis_any_nonbepkts) &&
- (!rtlpriv->dm.b_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.bis_cur_rdlstate ||
- !rtlpriv->dm.bcurrent_turbo_edca) {
- rtl_write_dword(rtlpriv,
- REG_EDCA_BE_PARAM,
- edca_be_dl);
- rtlpriv->dm.bis_cur_rdlstate = true;
- }
- } else {
- if (rtlpriv->dm.bis_cur_rdlstate ||
- !rtlpriv->dm.bcurrent_turbo_edca) {
- rtl_write_dword(rtlpriv,
- REG_EDCA_BE_PARAM,
- edca_be_ul);
- rtlpriv->dm.bis_cur_rdlstate = false;
- }
- }
- rtlpriv->dm.bcurrent_turbo_edca = true;
- } else {
- if (rtlpriv->dm.bcurrent_turbo_edca) {
- u8 tmp = AC0_BE;
- rtlpriv->cfg->ops->set_hw_reg(hw,
- HW_VAR_AC_PARAM,
- (u8 *) (&tmp));
- rtlpriv->dm.bcurrent_turbo_edca = false;
- }
- }
- dm_checkedcaturbo_exit:
- rtlpriv->dm.bis_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;
- u8 ofdm_index[2], cck_index, ofdm_index_old[2], cck_index_old;
- int i;
- bool is2t = IS_92C_SERIAL(rtlhal->version);
- u8 txpwr_level[2] = {0, 0};
- u8 ofdm_min_index = 6, rf;
- rtlpriv->dm.btxpower_trackingInit = true;
- RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
- ("rtl92c_dm_txpower_tracking_callback_thermalmeter\n"));
- thermalvalue = (u8) rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER, 0x1f);
- RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
- ("Readback Thermal Meter = 0x%x pre thermal meter 0x%x "
- "eeprom_thermalmeter 0x%x\n",
- thermalvalue, rtlpriv->dm.thermalvalue,
- rtlefuse->eeprom_thermalmeter));
- 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\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;
- RT_TRACE(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.b_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\n",
- RCCK0_TXFILTER2, temp_cck,
- cck_index_old,
- rtlpriv->dm.b_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\n",
- RCCK0_TXFILTER2, temp_cck,
- cck_index_old,
- rtlpriv->dm.b_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;
- }
- 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\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) {
- RT_TRACE(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 {
- RT_TRACE(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) {
- RT_TRACE(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 {
- RT_TRACE(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.b_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, ("<===\n"));
- }
- static void rtl92c_dm_initialize_txpower_tracking_thermalmeter(
- struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- rtlpriv->dm.btxpower_tracking = true;
- rtlpriv->dm.btxpower_trackingInit = false;
- RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
- ("pMgntInfo->btxpower_tracking = %d\n",
- rtlpriv->dm.btxpower_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);
- static u8 tm_trigger;
- if (!rtlpriv->dm.btxpower_tracking)
- return;
- if (!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!!\n"));
- tm_trigger = 1;
- return;
- } else {
- RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
- ("Schedule TxPowerTracking direct call!!\n"));
- rtl92c_dm_txpower_tracking_directcall(hw);
- tm_trigger = 0;
- }
- }
- void rtl92c_dm_check_txpower_tracking(struct ieee80211_hw *hw)
- {
- rtl92c_dm_check_txpower_tracking_thermal_meter(hw);
- }
- 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.b_useramask = true;
- else
- rtlpriv->dm.b_useramask = false;
- }
- static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- struct rate_adaptive *p_ra = &(rtlpriv->ra);
- u32 low_rssithresh_for_ra, high_rssithresh_for_ra;
- if (is_hal_stop(rtlhal)) {
- RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
- ("<---- driver is going to unload\n"));
- return;
- }
- if (!rtlpriv->dm.b_useramask) {
- RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
- ("<---- driver does not control rate adaptive mask\n"));
- return;
- }
- if (mac->link_state == MAC80211_LINKED) {
- switch (p_ra->pre_ratr_state) {
- case DM_RATR_STA_HIGH:
- high_rssithresh_for_ra = 50;
- low_rssithresh_for_ra = 20;
- break;
- case DM_RATR_STA_MIDDLE:
- high_rssithresh_for_ra = 55;
- low_rssithresh_for_ra = 20;
- break;
- case DM_RATR_STA_LOW:
- high_rssithresh_for_ra = 50;
- low_rssithresh_for_ra = 25;
- break;
- default:
- high_rssithresh_for_ra = 50;
- low_rssithresh_for_ra = 20;
- break;
- }
- if (rtlpriv->dm.undecorated_smoothed_pwdb >
- (long)high_rssithresh_for_ra)
- p_ra->ratr_state = DM_RATR_STA_HIGH;
- else if (rtlpriv->dm.undecorated_smoothed_pwdb >
- (long)low_rssithresh_for_ra)
- p_ra->ratr_state = DM_RATR_STA_MIDDLE;
- else
- p_ra->ratr_state = DM_RATR_STA_LOW;
- if (p_ra->pre_ratr_state != p_ra->ratr_state) {
- RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
- ("RSSI = %ld\n",
- rtlpriv->dm.undecorated_smoothed_pwdb));
- RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
- ("RSSI_LEVEL = %d\n", p_ra->ratr_state));
- RT_TRACE(rtlpriv, COMP_RATE, DBG_LOUD,
- ("PreState = %d, CurState = %d\n",
- p_ra->pre_ratr_state, p_ra->ratr_state));
- rtlpriv->cfg->ops->update_rate_mask(hw,
- p_ra->ratr_state);
- p_ra->pre_ratr_state = p_ra->ratr_state;
- }
- }
- }
- static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw)
- {
- 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;
- }
- static void rtl92c_dm_1r_cca(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_phy *rtlphy = &(rtlpriv->phy);
- if (dm_pstable.rssi_val_min != 0) {
- if (dm_pstable.pre_ccastate == CCA_2R) {
- if (dm_pstable.rssi_val_min >= 35)
- dm_pstable.cur_ccasate = CCA_1R;
- else
- dm_pstable.cur_ccasate = CCA_2R;
- } else {
- if (dm_pstable.rssi_val_min <= 30)
- dm_pstable.cur_ccasate = CCA_2R;
- else
- dm_pstable.cur_ccasate = CCA_1R;
- }
- } else {
- dm_pstable.cur_ccasate = CCA_MAX;
- }
- if (dm_pstable.pre_ccastate != dm_pstable.cur_ccasate) {
- if (dm_pstable.cur_ccasate == CCA_1R) {
- if (get_rf_type(rtlphy) == RF_2T2R) {
- rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE,
- MASKBYTE0, 0x13);
- rtl_set_bbreg(hw, 0xe70, MASKBYTE3, 0x20);
- } else {
- rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE,
- MASKBYTE0, 0x23);
- rtl_set_bbreg(hw, 0xe70, 0x7fc00000, 0x10c);
- }
- } else {
- rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE, MASKBYTE0,
- 0x33);
- rtl_set_bbreg(hw, 0xe70, MASKBYTE3, 0x63);
- }
- dm_pstable.pre_ccastate = dm_pstable.cur_ccasate;
- }
- RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD, ("CCAStage = %s\n",
- (dm_pstable.cur_ccasate ==
- 0) ? "1RCCA" : "2RCCA"));
- }
- void rtl92c_dm_rf_saving(struct ieee80211_hw *hw, u8 bforce_in_normal)
- {
- static u8 initialize;
- static u32 reg_874, reg_c70, reg_85c, reg_a74;
- if (initialize == 0) {
- reg_874 = (rtl_get_bbreg(hw, RFPGA0_XCD_RFINTERFACESW,
- MASKDWORD) & 0x1CC000) >> 14;
- reg_c70 = (rtl_get_bbreg(hw, ROFDM0_AGCPARAMETER1,
- MASKDWORD) & BIT(3)) >> 3;
- reg_85c = (rtl_get_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL,
- MASKDWORD) & 0xFF000000) >> 24;
- reg_a74 = (rtl_get_bbreg(hw, 0xa74, MASKDWORD) & 0xF000) >> 12;
- initialize = 1;
- }
- 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, reg_874);
- rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, BIT(3),
- reg_c70);
- rtl_set_bbreg(hw, RFPGA0_XCD_SWITCHCONTROL, 0xFF000000,
- reg_85c);
- rtl_set_bbreg(hw, 0xa74, 0xF000, reg_a74);
- rtl_set_bbreg(hw, 0x818, BIT(28), 0x0);
- }
- dm_pstable.pre_rfstate = dm_pstable.cur_rfstate;
- }
- }
- static void rtl92c_dm_dynamic_bb_powersaving(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- if (((mac->link_state == MAC80211_NOLINK)) &&
- (rtlpriv->dm.entry_min_undecoratedsmoothed_pwdb == 0)) {
- dm_pstable.rssi_val_min = 0;
- RT_TRACE(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_undecoratedsmoothed_pwdb;
- RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
- ("AP Client PWDB = 0x%lx\n",
- dm_pstable.rssi_val_min));
- } else {
- dm_pstable.rssi_val_min =
- rtlpriv->dm.undecorated_smoothed_pwdb;
- RT_TRACE(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_undecoratedsmoothed_pwdb;
- RT_TRACE(rtlpriv, DBG_LOUD, DBG_LOUD,
- ("AP Ext Port PWDB = 0x%lx\n",
- dm_pstable.rssi_val_min));
- }
- if (IS_92C_SERIAL(rtlhal->version))
- rtl92c_dm_1r_cca(hw);
- }
- void rtl92c_dm_init(struct ieee80211_hw *hw)
- {
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
- rtl92c_dm_diginit(hw);
- rtl92c_dm_init_dynamic_txpower(hw);
- rtl92c_dm_init_edca_turbo(hw);
- rtl92c_dm_init_rate_adaptive_mask(hw);
- rtl92c_dm_initialize_txpower_tracking(hw);
- rtl92c_dm_init_dynamic_bb_powersaving(hw);
- }
- 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 b_fw_current_inpsmode = false;
- bool b_fw_ps_awake = true;
- rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
- (u8 *) (&b_fw_current_inpsmode));
- rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
- (u8 *) (&b_fw_ps_awake));
- if ((ppsc->rfpwr_state == ERFON) && ((!b_fw_current_inpsmode) &&
- b_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_check_edca_turbo(hw);
- }
- }
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