Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Larry Finger | 5970 | 99.88% | 7 | 63.64% |
Jason Yan | 3 | 0.05% | 1 | 9.09% |
Ping-Ke Shih | 2 | 0.03% | 1 | 9.09% |
Masanari Iida | 1 | 0.02% | 1 | 9.09% |
Joe Perches | 1 | 0.02% | 1 | 9.09% |
Total | 5977 | 11 |
// SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2009-2014 Realtek Corporation.*/ #include "../wifi.h" #include "../base.h" #include "../pci.h" #include "../core.h" #include "reg.h" #include "def.h" #include "phy.h" #include "dm.h" #include "fw.h" #include "trx.h" static void rtl92ee_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; rtl_set_bbreg(hw, DM_REG_OFDM_FA_HOLDC_11N, BIT(31), 1); rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(31), 1); ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE1_11N, MASKDWORD); falsealm_cnt->cnt_fast_fsync_fail = (ret_value & 0xffff); falsealm_cnt->cnt_sb_search_fail = ((ret_value & 0xffff0000) >> 16); ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE2_11N, MASKDWORD); falsealm_cnt->cnt_ofdm_cca = (ret_value & 0xffff); falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16); ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE3_11N, MASKDWORD); falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff); falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16); ret_value = rtl_get_bbreg(hw, DM_REG_OFDM_FA_TYPE4_11N, 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 + falsealm_cnt->cnt_fast_fsync_fail + falsealm_cnt->cnt_sb_search_fail; ret_value = rtl_get_bbreg(hw, DM_REG_SC_CNT_11N, MASKDWORD); falsealm_cnt->cnt_bw_lsc = (ret_value & 0xffff); falsealm_cnt->cnt_bw_usc = ((ret_value & 0xffff0000) >> 16); rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(12), 1); rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(14), 1); ret_value = rtl_get_bbreg(hw, DM_REG_CCK_FA_LSB_11N, MASKBYTE0); falsealm_cnt->cnt_cck_fail = ret_value; ret_value = rtl_get_bbreg(hw, DM_REG_CCK_FA_MSB_11N, MASKBYTE3); falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8; ret_value = rtl_get_bbreg(hw, DM_REG_CCK_CCA_CNT_11N, MASKDWORD); falsealm_cnt->cnt_cck_cca = ((ret_value & 0xff) << 8) | ((ret_value & 0xFF00) >> 8); falsealm_cnt->cnt_all = falsealm_cnt->cnt_fast_fsync_fail + falsealm_cnt->cnt_sb_search_fail + 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; falsealm_cnt->cnt_cca_all = falsealm_cnt->cnt_ofdm_cca + falsealm_cnt->cnt_cck_cca; /*reset false alarm counter registers*/ rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTC_11N, BIT(31), 1); rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTC_11N, BIT(31), 0); rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(27), 1); rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(27), 0); /*update ofdm counter*/ rtl_set_bbreg(hw, DM_REG_OFDM_FA_HOLDC_11N, BIT(31), 0); rtl_set_bbreg(hw, DM_REG_OFDM_FA_RSTD_11N, BIT(31), 0); /*reset CCK CCA counter*/ rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(13) | BIT(12), 0); rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(13) | BIT(12), 2); /*reset CCK FA counter*/ rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(15) | BIT(14), 0); rtl_set_bbreg(hw, DM_REG_CCK_FA_RST_11N, BIT(15) | BIT(14), 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 rtl92ee_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct dig_t *dm_dig = &rtlpriv->dm_digtable; u8 cur_cck_cca_thresh; if (rtlpriv->mac80211.link_state >= MAC80211_LINKED) { if (dm_dig->rssi_val_min > 25) { cur_cck_cca_thresh = 0xcd; } else if ((dm_dig->rssi_val_min <= 25) && (dm_dig->rssi_val_min > 10)) { cur_cck_cca_thresh = 0x83; } else { if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000) cur_cck_cca_thresh = 0x83; else cur_cck_cca_thresh = 0x40; } } else { if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000) cur_cck_cca_thresh = 0x83; else cur_cck_cca_thresh = 0x40; } rtl92ee_dm_write_cck_cca_thres(hw, cur_cck_cca_thresh); } static void rtl92ee_dm_dig(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct dig_t *dm_dig = &rtlpriv->dm_digtable; u8 dig_min_0, dig_maxofmin; bool bfirstconnect , bfirstdisconnect; u8 dm_dig_max, dm_dig_min; u8 current_igi = dm_dig->cur_igvalue; u8 offset; /* AP,BT */ if (mac->act_scanning) return; dig_min_0 = dm_dig->dig_min_0; bfirstconnect = (mac->link_state >= MAC80211_LINKED) && !dm_dig->media_connect_0; bfirstdisconnect = (mac->link_state < MAC80211_LINKED) && dm_dig->media_connect_0; dm_dig_max = 0x5a; dm_dig_min = DM_DIG_MIN; dig_maxofmin = DM_DIG_MAX_AP; if (mac->link_state >= MAC80211_LINKED) { if ((dm_dig->rssi_val_min + 10) > dm_dig_max) dm_dig->rx_gain_max = dm_dig_max; else if ((dm_dig->rssi_val_min + 10) < dm_dig_min) dm_dig->rx_gain_max = dm_dig_min; else dm_dig->rx_gain_max = dm_dig->rssi_val_min + 10; if (rtlpriv->dm.one_entry_only) { offset = 0; if (dm_dig->rssi_val_min - offset < dm_dig_min) dig_min_0 = dm_dig_min; else if (dm_dig->rssi_val_min - offset > dig_maxofmin) dig_min_0 = dig_maxofmin; else dig_min_0 = dm_dig->rssi_val_min - offset; } else { dig_min_0 = dm_dig_min; } } else { dm_dig->rx_gain_max = dm_dig_max; dig_min_0 = dm_dig_min; rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "no link\n"); } if (rtlpriv->falsealm_cnt.cnt_all > 10000) { if (dm_dig->large_fa_hit != 3) dm_dig->large_fa_hit++; if (dm_dig->forbidden_igi < current_igi) { dm_dig->forbidden_igi = current_igi; dm_dig->large_fa_hit = 1; } if (dm_dig->large_fa_hit >= 3) { if (dm_dig->forbidden_igi + 1 > dm_dig->rx_gain_max) dm_dig->rx_gain_min = dm_dig->rx_gain_max; else dm_dig->rx_gain_min = dm_dig->forbidden_igi + 1; dm_dig->recover_cnt = 3600; } } else { if (dm_dig->recover_cnt != 0) { dm_dig->recover_cnt--; } else { if (dm_dig->large_fa_hit < 3) { if ((dm_dig->forbidden_igi - 1) < dig_min_0) { dm_dig->forbidden_igi = dig_min_0; dm_dig->rx_gain_min = dig_min_0; } else { dm_dig->forbidden_igi--; dm_dig->rx_gain_min = dm_dig->forbidden_igi + 1; } } else { dm_dig->large_fa_hit = 0; } } } if (rtlpriv->dm.dbginfo.num_qry_beacon_pkt < 5) dm_dig->rx_gain_min = dm_dig_min; if (dm_dig->rx_gain_min > dm_dig->rx_gain_max) dm_dig->rx_gain_min = dm_dig->rx_gain_max; if (mac->link_state >= MAC80211_LINKED) { if (bfirstconnect) { if (dm_dig->rssi_val_min <= dig_maxofmin) current_igi = dm_dig->rssi_val_min; else current_igi = dig_maxofmin; dm_dig->large_fa_hit = 0; } else { if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH2) current_igi += 4; else if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH1) current_igi += 2; else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0) current_igi -= 2; if (rtlpriv->dm.dbginfo.num_qry_beacon_pkt < 5 && rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH1) current_igi = dm_dig->rx_gain_min; } } else { if (bfirstdisconnect) { current_igi = dm_dig->rx_gain_min; } else { if (rtlpriv->falsealm_cnt.cnt_all > 10000) current_igi += 4; else if (rtlpriv->falsealm_cnt.cnt_all > 8000) current_igi += 2; else if (rtlpriv->falsealm_cnt.cnt_all < 500) current_igi -= 2; } } if (current_igi > dm_dig->rx_gain_max) current_igi = dm_dig->rx_gain_max; if (current_igi < dm_dig->rx_gain_min) current_igi = dm_dig->rx_gain_min; rtl92ee_dm_write_dig(hw , current_igi); dm_dig->media_connect_0 = ((mac->link_state >= MAC80211_LINKED) ? true : false); dm_dig->dig_min_0 = dig_min_0; } void rtl92ee_dm_write_cck_cca_thres(struct ieee80211_hw *hw, u8 cur_thres) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct dig_t *dm_dig = &rtlpriv->dm_digtable; if (dm_dig->cur_cck_cca_thres != cur_thres) rtl_write_byte(rtlpriv, DM_REG_CCK_CCA_11N, cur_thres); dm_dig->pre_cck_cca_thres = dm_dig->cur_cck_cca_thres; dm_dig->cur_cck_cca_thres = cur_thres; } void rtl92ee_dm_write_dig(struct ieee80211_hw *hw, u8 current_igi) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct dig_t *dm_dig = &rtlpriv->dm_digtable; if (dm_dig->stop_dig) return; if (dm_dig->cur_igvalue != current_igi) { rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f, current_igi); if (rtlpriv->phy.rf_type != RF_1T1R) rtl_set_bbreg(hw, ROFDM0_XBAGCCORE1, 0x7f, current_igi); } dm_dig->pre_igvalue = dm_dig->cur_igvalue; dm_dig->cur_igvalue = current_igi; } static void rtl92ee_rssi_dump_to_register(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); rtl_write_byte(rtlpriv, RA_RSSIDUMP, rtlpriv->stats.rx_rssi_percentage[0]); rtl_write_byte(rtlpriv, RB_RSSIDUMP, rtlpriv->stats.rx_rssi_percentage[1]); /*It seems the following values are not initialized. *According to Windows code, *these value will only be valid with JAGUAR chips */ /* Rx EVM */ rtl_write_byte(rtlpriv, RS1_RXEVMDUMP, rtlpriv->stats.rx_evm_dbm[0]); rtl_write_byte(rtlpriv, RS2_RXEVMDUMP, rtlpriv->stats.rx_evm_dbm[1]); /* Rx SNR */ rtl_write_byte(rtlpriv, RA_RXSNRDUMP, (u8)(rtlpriv->stats.rx_snr_db[0])); rtl_write_byte(rtlpriv, RB_RXSNRDUMP, (u8)(rtlpriv->stats.rx_snr_db[1])); /* Rx Cfo_Short */ rtl_write_word(rtlpriv, RA_CFOSHORTDUMP, rtlpriv->stats.rx_cfo_short[0]); rtl_write_word(rtlpriv, RB_CFOSHORTDUMP, rtlpriv->stats.rx_cfo_short[1]); /* Rx Cfo_Tail */ rtl_write_word(rtlpriv, RA_CFOLONGDUMP, rtlpriv->stats.rx_cfo_tail[0]); rtl_write_word(rtlpriv, RB_CFOLONGDUMP, rtlpriv->stats.rx_cfo_tail[1]); } static void rtl92ee_dm_find_minimum_rssi(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct dig_t *rtl_dm_dig = &rtlpriv->dm_digtable; struct rtl_mac *mac = rtl_mac(rtlpriv); /* Determine the minimum RSSI */ if ((mac->link_state < MAC80211_LINKED) && (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) { rtl_dm_dig->min_undec_pwdb_for_dm = 0; rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "Not connected to any\n"); } if (mac->link_state >= MAC80211_LINKED) { if (mac->opmode == NL80211_IFTYPE_AP || mac->opmode == NL80211_IFTYPE_ADHOC) { rtl_dm_dig->min_undec_pwdb_for_dm = rtlpriv->dm.entry_min_undec_sm_pwdb; rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "AP Client PWDB = 0x%lx\n", rtlpriv->dm.entry_min_undec_sm_pwdb); } else { rtl_dm_dig->min_undec_pwdb_for_dm = rtlpriv->dm.undec_sm_pwdb; rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "STA Default Port PWDB = 0x%x\n", rtl_dm_dig->min_undec_pwdb_for_dm); } } else { rtl_dm_dig->min_undec_pwdb_for_dm = rtlpriv->dm.entry_min_undec_sm_pwdb; rtl_dbg(rtlpriv, COMP_BB_POWERSAVING, DBG_LOUD, "AP Ext Port or disconnect PWDB = 0x%x\n", rtl_dm_dig->min_undec_pwdb_for_dm); } rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "MinUndecoratedPWDBForDM =%d\n", rtl_dm_dig->min_undec_pwdb_for_dm); } static void rtl92ee_dm_check_rssi_monitor(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct dig_t *dm_dig = &rtlpriv->dm_digtable; struct rtl_mac *mac = rtl_mac(rtlpriv); struct rtl_dm *dm = rtl_dm(rtlpriv); struct rtl_sta_info *drv_priv; u8 h2c[4] = { 0 }; long max = 0, min = 0xff; u8 i = 0; if (mac->opmode == NL80211_IFTYPE_AP || mac->opmode == NL80211_IFTYPE_ADHOC || mac->opmode == NL80211_IFTYPE_MESH_POINT) { /* AP & ADHOC & MESH */ spin_lock_bh(&rtlpriv->locks.entry_list_lock); list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) { struct rssi_sta *stat = &drv_priv->rssi_stat; if (stat->undec_sm_pwdb < min) min = stat->undec_sm_pwdb; if (stat->undec_sm_pwdb > max) max = stat->undec_sm_pwdb; h2c[3] = 0; h2c[2] = (u8)(dm->undec_sm_pwdb & 0xFF); h2c[1] = 0x20; h2c[0] = ++i; rtl92ee_fill_h2c_cmd(hw, H2C_92E_RSSI_REPORT, 4, h2c); } spin_unlock_bh(&rtlpriv->locks.entry_list_lock); /* If associated entry is found */ if (max != 0) { dm->entry_max_undec_sm_pwdb = max; RTPRINT(rtlpriv, FDM, DM_PWDB, "EntryMaxPWDB = 0x%lx(%ld)\n", max, max); } else { dm->entry_max_undec_sm_pwdb = 0; } /* If associated entry is found */ if (min != 0xff) { dm->entry_min_undec_sm_pwdb = min; RTPRINT(rtlpriv, FDM, DM_PWDB, "EntryMinPWDB = 0x%lx(%ld)\n", min, min); } else { dm->entry_min_undec_sm_pwdb = 0; } } /* Indicate Rx signal strength to FW. */ if (dm->useramask) { h2c[3] = 0; h2c[2] = (u8)(dm->undec_sm_pwdb & 0xFF); h2c[1] = 0x20; h2c[0] = 0; rtl92ee_fill_h2c_cmd(hw, H2C_92E_RSSI_REPORT, 4, h2c); } else { rtl_write_byte(rtlpriv, 0x4fe, dm->undec_sm_pwdb); } rtl92ee_rssi_dump_to_register(hw); rtl92ee_dm_find_minimum_rssi(hw); dm_dig->rssi_val_min = rtlpriv->dm_digtable.min_undec_pwdb_for_dm; } static void rtl92ee_dm_init_primary_cca_check(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); struct dynamic_primary_cca *primarycca = &rtlpriv->primarycca; rtlhal->rts_en = 0; primarycca->dup_rts_flag = 0; primarycca->intf_flag = 0; primarycca->intf_type = 0; primarycca->monitor_flag = 0; primarycca->ch_offset = 0; primarycca->mf_state = 0; } static bool rtl92ee_dm_is_edca_turbo_disable(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (rtlpriv->mac80211.mode == WIRELESS_MODE_B) return true; return false; } void rtl92ee_dm_init_edca_turbo(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); rtlpriv->dm.current_turbo_edca = false; rtlpriv->dm.is_cur_rdlstate = false; rtlpriv->dm.is_any_nonbepkts = false; } static void rtl92ee_dm_check_edca_turbo(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); static u64 last_txok_cnt; static u64 last_rxok_cnt; u64 cur_txok_cnt = 0; u64 cur_rxok_cnt = 0; u32 edca_be_ul = 0x5ea42b; u32 edca_be_dl = 0x5ea42b; /*not sure*/ u32 edca_be = 0x5ea42b; bool is_cur_rdlstate; bool b_edca_turbo_on = false; if (rtlpriv->dm.dbginfo.num_non_be_pkt > 0x100) rtlpriv->dm.is_any_nonbepkts = true; rtlpriv->dm.dbginfo.num_non_be_pkt = 0; cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt; cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt; /*b_bias_on_rx = false;*/ b_edca_turbo_on = ((!rtlpriv->dm.is_any_nonbepkts) && (!rtlpriv->dm.disable_framebursting)) ? true : false; if (rtl92ee_dm_is_edca_turbo_disable(hw)) goto check_exit; if (b_edca_turbo_on) { is_cur_rdlstate = (cur_rxok_cnt > cur_txok_cnt * 4) ? true : false; edca_be = is_cur_rdlstate ? edca_be_dl : edca_be_ul; rtl_write_dword(rtlpriv , REG_EDCA_BE_PARAM , edca_be); rtlpriv->dm.is_cur_rdlstate = is_cur_rdlstate; rtlpriv->dm.current_turbo_edca = true; } else { if (rtlpriv->dm.current_turbo_edca) { u8 tmp = AC0_BE; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AC_PARAM, (u8 *)(&tmp)); } rtlpriv->dm.current_turbo_edca = false; } check_exit: rtlpriv->dm.is_any_nonbepkts = false; last_txok_cnt = rtlpriv->stats.txbytesunicast; last_rxok_cnt = rtlpriv->stats.rxbytesunicast; } static void rtl92ee_dm_dynamic_edcca(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 reg_c50 , reg_c58; bool fw_current_in_ps_mode = false; rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS, (u8 *)(&fw_current_in_ps_mode)); if (fw_current_in_ps_mode) return; reg_c50 = rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, MASKBYTE0); reg_c58 = rtl_get_bbreg(hw, ROFDM0_XBAGCCORE1, MASKBYTE0); if (reg_c50 > 0x28 && reg_c58 > 0x28) { if (!rtlpriv->rtlhal.pre_edcca_enable) { rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD, 0x03); rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD + 2, 0x00); rtlpriv->rtlhal.pre_edcca_enable = true; } } else if (reg_c50 < 0x25 && reg_c58 < 0x25) { if (rtlpriv->rtlhal.pre_edcca_enable) { rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD, 0x7f); rtl_write_byte(rtlpriv, ROFDM0_ECCATHRESHOLD + 2, 0x7f); rtlpriv->rtlhal.pre_edcca_enable = false; } } } static void rtl92ee_dm_adaptivity(struct ieee80211_hw *hw) { rtl92ee_dm_dynamic_edcca(hw); } static void rtl92ee_dm_write_dynamic_cca(struct ieee80211_hw *hw, u8 cur_mf_state) { struct dynamic_primary_cca *primarycca = &rtl_priv(hw)->primarycca; if (primarycca->mf_state != cur_mf_state) rtl_set_bbreg(hw, DM_REG_L1SBD_PD_CH_11N, BIT(8) | BIT(7), cur_mf_state); primarycca->mf_state = cur_mf_state; } static void rtl92ee_dm_dynamic_primary_cca_ckeck(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt; struct dynamic_primary_cca *primarycca = &rtlpriv->primarycca; bool is40mhz = false; u64 ofdm_cca, ofdm_fa, bw_usc_cnt, bw_lsc_cnt; u8 sec_ch_offset; u8 cur_mf_state; static u8 count_down = MONITOR_TIME; ofdm_cca = falsealm_cnt->cnt_ofdm_cca; ofdm_fa = falsealm_cnt->cnt_ofdm_fail; bw_usc_cnt = falsealm_cnt->cnt_bw_usc; bw_lsc_cnt = falsealm_cnt->cnt_bw_lsc; is40mhz = rtlpriv->mac80211.bw_40; sec_ch_offset = rtlpriv->mac80211.cur_40_prime_sc; /* NIC: 2: sec is below, 1: sec is above */ if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP) { cur_mf_state = MF_USC_LSC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); return; } if (rtlpriv->mac80211.link_state < MAC80211_LINKED) return; if (is40mhz) return; if (primarycca->pricca_flag == 0) { /* Primary channel is above * NOTE: duplicate CTS can remove this condition */ if (sec_ch_offset == 2) { if ((ofdm_cca > OFDMCCA_TH) && (bw_lsc_cnt > (bw_usc_cnt + BW_IND_BIAS)) && (ofdm_fa > (ofdm_cca >> 1))) { primarycca->intf_type = 1; primarycca->intf_flag = 1; cur_mf_state = MF_USC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); primarycca->pricca_flag = 1; } else if ((ofdm_cca > OFDMCCA_TH) && (bw_lsc_cnt > (bw_usc_cnt + BW_IND_BIAS)) && (ofdm_fa < (ofdm_cca >> 1))) { primarycca->intf_type = 2; primarycca->intf_flag = 1; cur_mf_state = MF_USC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); primarycca->pricca_flag = 1; primarycca->dup_rts_flag = 1; rtlpriv->rtlhal.rts_en = 1; } else { primarycca->intf_type = 0; primarycca->intf_flag = 0; cur_mf_state = MF_USC_LSC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); rtlpriv->rtlhal.rts_en = 0; primarycca->dup_rts_flag = 0; } } else if (sec_ch_offset == 1) { if ((ofdm_cca > OFDMCCA_TH) && (bw_usc_cnt > (bw_lsc_cnt + BW_IND_BIAS)) && (ofdm_fa > (ofdm_cca >> 1))) { primarycca->intf_type = 1; primarycca->intf_flag = 1; cur_mf_state = MF_LSC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); primarycca->pricca_flag = 1; } else if ((ofdm_cca > OFDMCCA_TH) && (bw_usc_cnt > (bw_lsc_cnt + BW_IND_BIAS)) && (ofdm_fa < (ofdm_cca >> 1))) { primarycca->intf_type = 2; primarycca->intf_flag = 1; cur_mf_state = MF_LSC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); primarycca->pricca_flag = 1; primarycca->dup_rts_flag = 1; rtlpriv->rtlhal.rts_en = 1; } else { primarycca->intf_type = 0; primarycca->intf_flag = 0; cur_mf_state = MF_USC_LSC; rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); rtlpriv->rtlhal.rts_en = 0; primarycca->dup_rts_flag = 0; } } } else {/* PrimaryCCA->PriCCA_flag==1 */ count_down--; if (count_down == 0) { count_down = MONITOR_TIME; primarycca->pricca_flag = 0; cur_mf_state = MF_USC_LSC; /* default */ rtl92ee_dm_write_dynamic_cca(hw, cur_mf_state); rtlpriv->rtlhal.rts_en = 0; primarycca->dup_rts_flag = 0; primarycca->intf_type = 0; primarycca->intf_flag = 0; } } } static void rtl92ee_dm_dynamic_atc_switch(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw)); u8 crystal_cap; u32 packet_count; int cfo_khz_a , cfo_khz_b , cfo_ave = 0, adjust_xtal = 0; int cfo_ave_diff; if (rtlpriv->mac80211.link_state < MAC80211_LINKED) { if (rtldm->atc_status == ATC_STATUS_OFF) { rtl_set_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11), ATC_STATUS_ON); rtldm->atc_status = ATC_STATUS_ON; } /* Disable CFO tracking for BT */ if (rtlpriv->cfg->ops->get_btc_status()) { if (!rtlpriv->btcoexist.btc_ops-> btc_is_bt_disabled(rtlpriv)) { rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "odm_DynamicATCSwitch(): Disable CFO tracking for BT!!\n"); return; } } /* Reset Crystal Cap */ if (rtldm->crystal_cap != rtlpriv->efuse.crystalcap) { rtldm->crystal_cap = rtlpriv->efuse.crystalcap; crystal_cap = rtldm->crystal_cap & 0x3f; rtl_set_bbreg(hw, REG_MAC_PHY_CTRL, 0xFFF000, (crystal_cap | (crystal_cap << 6))); } } else { cfo_khz_a = (int)(rtldm->cfo_tail[0] * 3125) / 1280; cfo_khz_b = (int)(rtldm->cfo_tail[1] * 3125) / 1280; packet_count = rtldm->packet_count; if (packet_count == rtldm->packet_count_pre) return; rtldm->packet_count_pre = packet_count; if (rtlpriv->phy.rf_type == RF_1T1R) cfo_ave = cfo_khz_a; else cfo_ave = (int)(cfo_khz_a + cfo_khz_b) >> 1; cfo_ave_diff = (rtldm->cfo_ave_pre >= cfo_ave) ? (rtldm->cfo_ave_pre - cfo_ave) : (cfo_ave - rtldm->cfo_ave_pre); if (cfo_ave_diff > 20 && !rtldm->large_cfo_hit) { rtldm->large_cfo_hit = true; return; } rtldm->large_cfo_hit = false; rtldm->cfo_ave_pre = cfo_ave; if (cfo_ave >= -rtldm->cfo_threshold && cfo_ave <= rtldm->cfo_threshold && rtldm->is_freeze == 0) { if (rtldm->cfo_threshold == CFO_THRESHOLD_XTAL) { rtldm->cfo_threshold = CFO_THRESHOLD_XTAL + 10; rtldm->is_freeze = 1; } else { rtldm->cfo_threshold = CFO_THRESHOLD_XTAL; } } if (cfo_ave > rtldm->cfo_threshold && rtldm->crystal_cap < 0x3f) adjust_xtal = ((cfo_ave - CFO_THRESHOLD_XTAL) >> 2) + 1; else if ((cfo_ave < -rtlpriv->dm.cfo_threshold) && rtlpriv->dm.crystal_cap > 0) adjust_xtal = ((cfo_ave + CFO_THRESHOLD_XTAL) >> 2) - 1; if (adjust_xtal != 0) { rtldm->is_freeze = 0; rtldm->crystal_cap += adjust_xtal; if (rtldm->crystal_cap > 0x3f) rtldm->crystal_cap = 0x3f; else if (rtldm->crystal_cap < 0) rtldm->crystal_cap = 0; crystal_cap = rtldm->crystal_cap & 0x3f; rtl_set_bbreg(hw, REG_MAC_PHY_CTRL, 0xFFF000, (crystal_cap | (crystal_cap << 6))); } if (cfo_ave < CFO_THRESHOLD_ATC && cfo_ave > -CFO_THRESHOLD_ATC) { if (rtldm->atc_status == ATC_STATUS_ON) { rtl_set_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11), ATC_STATUS_OFF); rtldm->atc_status = ATC_STATUS_OFF; } } else { if (rtldm->atc_status == ATC_STATUS_OFF) { rtl_set_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11), ATC_STATUS_ON); rtldm->atc_status = ATC_STATUS_ON; } } } } static void rtl92ee_dm_init_txpower_tracking(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_dm *dm = rtl_dm(rtlpriv); u8 path; dm->txpower_tracking = true; dm->default_ofdm_index = 30; dm->default_cck_index = 20; dm->swing_idx_cck_base = dm->default_cck_index; dm->cck_index = dm->default_cck_index; for (path = RF90_PATH_A; path < MAX_RF_PATH; path++) { dm->swing_idx_ofdm_base[path] = dm->default_ofdm_index; dm->ofdm_index[path] = dm->default_ofdm_index; dm->delta_power_index[path] = 0; dm->delta_power_index_last[path] = 0; dm->power_index_offset[path] = 0; } } void rtl92ee_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; p_ra->ldpc_thres = 35; p_ra->use_ldpc = false; p_ra->high_rssi_thresh_for_ra = 50; p_ra->low_rssi_thresh_for_ra40m = 20; } static bool _rtl92ee_dm_ra_state_check(struct ieee80211_hw *hw, s32 rssi, u8 *ratr_state) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rate_adaptive *p_ra = &rtlpriv->ra; const u8 go_up_gap = 5; u32 high_rssithresh_for_ra = p_ra->high_rssi_thresh_for_ra; u32 low_rssithresh_for_ra = p_ra->low_rssi_thresh_for_ra40m; u8 state; /* Threshold Adjustment: * when RSSI state trends to go up one or two levels, * make sure RSSI is high enough. * Here GoUpGap is added to solve * the boundary's level alternation issue. */ switch (*ratr_state) { case DM_RATR_STA_INIT: case DM_RATR_STA_HIGH: break; case DM_RATR_STA_MIDDLE: high_rssithresh_for_ra += go_up_gap; break; case DM_RATR_STA_LOW: high_rssithresh_for_ra += go_up_gap; low_rssithresh_for_ra += go_up_gap; break; default: rtl_dbg(rtlpriv, COMP_RATR, DBG_DMESG, "wrong rssi level setting %d !\n", *ratr_state); break; } /* Decide RATRState by RSSI. */ if (rssi > high_rssithresh_for_ra) state = DM_RATR_STA_HIGH; else if (rssi > low_rssithresh_for_ra) state = DM_RATR_STA_MIDDLE; else state = DM_RATR_STA_LOW; if (*ratr_state != state) { *ratr_state = state; return true; } return false; } static void rtl92ee_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; struct ieee80211_sta *sta = NULL; if (is_hal_stop(rtlhal)) { rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD, "driver is going to unload\n"); return; } if (!rtlpriv->dm.useramask) { rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD, "driver does not control rate adaptive mask\n"); return; } if (mac->link_state == MAC80211_LINKED && mac->opmode == NL80211_IFTYPE_STATION) { if (rtlpriv->dm.undec_sm_pwdb < p_ra->ldpc_thres) { p_ra->use_ldpc = true; p_ra->lower_rts_rate = true; } else if (rtlpriv->dm.undec_sm_pwdb > (p_ra->ldpc_thres - 5)) { p_ra->use_ldpc = false; p_ra->lower_rts_rate = false; } if (_rtl92ee_dm_ra_state_check(hw, rtlpriv->dm.undec_sm_pwdb, &p_ra->ratr_state)) { rcu_read_lock(); sta = rtl_find_sta(hw, mac->bssid); if (sta) rtlpriv->cfg->ops->update_rate_tbl(hw, sta, p_ra->ratr_state, true); rcu_read_unlock(); p_ra->pre_ratr_state = p_ra->ratr_state; } } } static void rtl92ee_dm_init_dynamic_atc_switch(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); rtlpriv->dm.crystal_cap = rtlpriv->efuse.crystalcap; rtlpriv->dm.atc_status = rtl_get_bbreg(hw, ROFDM1_CFOTRACKING, BIT(11)); rtlpriv->dm.cfo_threshold = CFO_THRESHOLD_XTAL; } void rtl92ee_dm_init(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); u32 cur_igvalue = rtl_get_bbreg(hw, DM_REG_IGI_A_11N, DM_BIT_IGI_11N); rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER; rtl_dm_diginit(hw, cur_igvalue); rtl92ee_dm_init_rate_adaptive_mask(hw); rtl92ee_dm_init_primary_cca_check(hw); rtl92ee_dm_init_edca_turbo(hw); rtl92ee_dm_init_txpower_tracking(hw); rtl92ee_dm_init_dynamic_atc_switch(hw); } static void rtl92ee_dm_common_info_self_update(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_sta_info *drv_priv; u8 cnt = 0; rtlpriv->dm.one_entry_only = false; if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_STATION && rtlpriv->mac80211.link_state >= MAC80211_LINKED) { rtlpriv->dm.one_entry_only = true; return; } if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP || rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC || rtlpriv->mac80211.opmode == NL80211_IFTYPE_MESH_POINT) { spin_lock_bh(&rtlpriv->locks.entry_list_lock); list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) { cnt++; } spin_unlock_bh(&rtlpriv->locks.entry_list_lock); if (cnt == 1) rtlpriv->dm.one_entry_only = true; } } void rtl92ee_dm_dynamic_arfb_select(struct ieee80211_hw *hw, u8 rate, bool collision_state) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (rate >= DESC92C_RATEMCS8 && rate <= DESC92C_RATEMCS12) { if (collision_state == 1) { if (rate == DESC92C_RATEMCS12) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x0); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x07060501); } else if (rate == DESC92C_RATEMCS11) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x0); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x07070605); } else if (rate == DESC92C_RATEMCS10) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x0); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x08080706); } else if (rate == DESC92C_RATEMCS9) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x0); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x08080707); } else { rtl_write_dword(rtlpriv, REG_DARFRC, 0x0); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x09090808); } } else { /* collision_state == 0 */ if (rate == DESC92C_RATEMCS12) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x05010000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x09080706); } else if (rate == DESC92C_RATEMCS11) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x06050000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x09080807); } else if (rate == DESC92C_RATEMCS10) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x07060000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x0a090908); } else if (rate == DESC92C_RATEMCS9) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x07070000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x0a090808); } else { rtl_write_dword(rtlpriv, REG_DARFRC, 0x08080000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x0b0a0909); } } } else { /* MCS13~MCS15, 1SS, G-mode */ if (collision_state == 1) { if (rate == DESC92C_RATEMCS15) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x00000000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x05040302); } else if (rate == DESC92C_RATEMCS14) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x00000000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x06050302); } else if (rate == DESC92C_RATEMCS13) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x00000000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x07060502); } else { rtl_write_dword(rtlpriv, REG_DARFRC, 0x00000000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x06050402); } } else{ /* collision_state == 0 */ if (rate == DESC92C_RATEMCS15) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x03020000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x07060504); } else if (rate == DESC92C_RATEMCS14) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x03020000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x08070605); } else if (rate == DESC92C_RATEMCS13) { rtl_write_dword(rtlpriv, REG_DARFRC, 0x05020000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x09080706); } else { rtl_write_dword(rtlpriv, REG_DARFRC, 0x04020000); rtl_write_dword(rtlpriv, REG_DARFRC + 4, 0x08070605); } } } } void rtl92ee_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; spin_lock(&rtlpriv->locks.rf_ps_lock); if ((ppsc->rfpwr_state == ERFON) && ((!fw_current_inpsmode) && fw_ps_awake) && (!ppsc->rfchange_inprogress)) { rtl92ee_dm_common_info_self_update(hw); rtl92ee_dm_false_alarm_counter_statistics(hw); rtl92ee_dm_check_rssi_monitor(hw); rtl92ee_dm_dig(hw); rtl92ee_dm_adaptivity(hw); rtl92ee_dm_cck_packet_detection_thresh(hw); rtl92ee_dm_refresh_rate_adaptive_mask(hw); rtl92ee_dm_check_edca_turbo(hw); rtl92ee_dm_dynamic_atc_switch(hw); rtl92ee_dm_dynamic_primary_cca_ckeck(hw); } spin_unlock(&rtlpriv->locks.rf_ps_lock); }
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