// SPDX-License-Identifier: GPL-2.0 /****************************************************************************** * * Copyright(c) 2007 - 2016 Realtek Corporation. * * Contact Information: * wlanfae * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, * Hsinchu 300, Taiwan. * * Larry Finger * *****************************************************************************/ /* ************************************************************ * include files * *************************************************************/ #include "mp_precomp.h" #include "phydm_precomp.h" static int get_igi_for_diff(int); static inline void phydm_check_ap_write_dig(struct phy_dm_struct *dm, u8 current_igi) { switch (*dm->one_path_cca) { case ODM_CCA_2R: odm_set_bb_reg(dm, ODM_REG(IGI_A, dm), ODM_BIT(IGI, dm), current_igi); if (dm->rf_type > ODM_1T1R) odm_set_bb_reg(dm, ODM_REG(IGI_B, dm), ODM_BIT(IGI, dm), current_igi); break; case ODM_CCA_1R_A: odm_set_bb_reg(dm, ODM_REG(IGI_A, dm), ODM_BIT(IGI, dm), current_igi); if (dm->rf_type != ODM_1T1R) odm_set_bb_reg(dm, ODM_REG(IGI_B, dm), ODM_BIT(IGI, dm), get_igi_for_diff(current_igi)); break; case ODM_CCA_1R_B: odm_set_bb_reg(dm, ODM_REG(IGI_B, dm), ODM_BIT(IGI, dm), get_igi_for_diff(current_igi)); if (dm->rf_type != ODM_1T1R) odm_set_bb_reg(dm, ODM_REG(IGI_A, dm), ODM_BIT(IGI, dm), current_igi); break; } } static inline u8 phydm_get_current_igi(u8 dig_max_of_min, u8 rssi_min, u8 current_igi) { if (rssi_min < dig_max_of_min) { if (current_igi < rssi_min) return rssi_min; } else { if (current_igi < dig_max_of_min) return dig_max_of_min; } return current_igi; } void odm_change_dynamic_init_gain_thresh(void *dm_void, u32 dm_type, u32 dm_value) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; if (dm_type == DIG_TYPE_THRESH_HIGH) { dig_tab->rssi_high_thresh = dm_value; } else if (dm_type == DIG_TYPE_THRESH_LOW) { dig_tab->rssi_low_thresh = dm_value; } else if (dm_type == DIG_TYPE_ENABLE) { dig_tab->dig_enable_flag = true; } else if (dm_type == DIG_TYPE_DISABLE) { dig_tab->dig_enable_flag = false; } else if (dm_type == DIG_TYPE_BACKOFF) { if (dm_value > 30) dm_value = 30; dig_tab->backoff_val = (u8)dm_value; } else if (dm_type == DIG_TYPE_RX_GAIN_MIN) { if (dm_value == 0) dm_value = 0x1; dig_tab->rx_gain_range_min = (u8)dm_value; } else if (dm_type == DIG_TYPE_RX_GAIN_MAX) { if (dm_value > 0x50) dm_value = 0x50; dig_tab->rx_gain_range_max = (u8)dm_value; } } /* dm_change_dynamic_init_gain_thresh */ static int get_igi_for_diff(int value_IGI) { #define ONERCCA_LOW_TH 0x30 #define ONERCCA_LOW_DIFF 8 if (value_IGI < ONERCCA_LOW_TH) { if ((ONERCCA_LOW_TH - value_IGI) < ONERCCA_LOW_DIFF) return ONERCCA_LOW_TH; else return value_IGI + ONERCCA_LOW_DIFF; } return value_IGI; } static void odm_fa_threshold_check(void *dm_void, bool is_dfs_band, bool is_performance, u32 rx_tp, u32 tx_tp, u32 *dm_FA_thres) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; if (dm->is_linked && (is_performance || is_dfs_band)) { /*For NIC*/ dm_FA_thres[0] = DM_DIG_FA_TH0; dm_FA_thres[1] = DM_DIG_FA_TH1; dm_FA_thres[2] = DM_DIG_FA_TH2; } else { if (is_dfs_band) { /* For DFS band and no link */ dm_FA_thres[0] = 250; dm_FA_thres[1] = 1000; dm_FA_thres[2] = 2000; } else { dm_FA_thres[0] = 2000; dm_FA_thres[1] = 4000; dm_FA_thres[2] = 5000; } } } static u8 odm_forbidden_igi_check(void *dm_void, u8 dig_dynamic_min, u8 current_igi) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; struct false_alarm_stat *fa_cnt = (struct false_alarm_stat *)phydm_get_structure( dm, PHYDM_FALSEALMCNT); u8 rx_gain_range_min = dig_tab->rx_gain_range_min; if (dig_tab->large_fa_timeout) { if (--dig_tab->large_fa_timeout == 0) dig_tab->large_fa_hit = 0; } if (fa_cnt->cnt_all > 10000) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Abnormally false alarm case.\n", __func__); if (dig_tab->large_fa_hit != 3) dig_tab->large_fa_hit++; if (dig_tab->forbidden_igi < current_igi) { dig_tab->forbidden_igi = current_igi; dig_tab->large_fa_hit = 1; dig_tab->large_fa_timeout = LARGE_FA_TIMEOUT; } if (dig_tab->large_fa_hit >= 3) { if ((dig_tab->forbidden_igi + 2) > dig_tab->rx_gain_range_max) rx_gain_range_min = dig_tab->rx_gain_range_max; else rx_gain_range_min = (dig_tab->forbidden_igi + 2); dig_tab->recover_cnt = 1800; ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Abnormally false alarm case: recover_cnt = %d\n", __func__, dig_tab->recover_cnt); } } else if (fa_cnt->cnt_all > 2000) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "Abnormally false alarm case.\n"); ODM_RT_TRACE( dm, ODM_COMP_DIG, "cnt_all=%d, cnt_all_pre=%d, current_igi=0x%x, pre_ig_value=0x%x\n", fa_cnt->cnt_all, fa_cnt->cnt_all_pre, current_igi, dig_tab->pre_ig_value); /* fa_cnt->cnt_all = 1.1875*fa_cnt->cnt_all_pre */ if ((fa_cnt->cnt_all > (fa_cnt->cnt_all_pre + (fa_cnt->cnt_all_pre >> 3) + (fa_cnt->cnt_all_pre >> 4))) && current_igi < dig_tab->pre_ig_value) { if (dig_tab->large_fa_hit != 3) dig_tab->large_fa_hit++; if (dig_tab->forbidden_igi < current_igi) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "Updating forbidden_igi by current_igi, forbidden_igi=0x%x, current_igi=0x%x\n", dig_tab->forbidden_igi, current_igi); dig_tab->forbidden_igi = current_igi; dig_tab->large_fa_hit = 1; dig_tab->large_fa_timeout = LARGE_FA_TIMEOUT; } } if (dig_tab->large_fa_hit >= 3) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "FaHit is greater than 3, rx_gain_range_max=0x%x, rx_gain_range_min=0x%x, forbidden_igi=0x%x\n", dig_tab->rx_gain_range_max, rx_gain_range_min, dig_tab->forbidden_igi); if ((dig_tab->forbidden_igi + 1) > dig_tab->rx_gain_range_max) rx_gain_range_min = dig_tab->rx_gain_range_max; else rx_gain_range_min = (dig_tab->forbidden_igi + 1); dig_tab->recover_cnt = 1200; ODM_RT_TRACE( dm, ODM_COMP_DIG, "Abnormally false alarm case: recover_cnt = %d, rx_gain_range_min = 0x%x\n", dig_tab->recover_cnt, rx_gain_range_min); } } else { if (dig_tab->recover_cnt != 0) { dig_tab->recover_cnt--; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Normal Case: recover_cnt = %d\n", __func__, dig_tab->recover_cnt); return rx_gain_range_min; } if (dig_tab->large_fa_hit >= 3) { dig_tab->large_fa_hit = 0; return rx_gain_range_min; } if ((dig_tab->forbidden_igi - 2) < dig_dynamic_min) { /* DM_DIG_MIN) */ dig_tab->forbidden_igi = dig_dynamic_min; /* DM_DIG_MIN; */ rx_gain_range_min = dig_dynamic_min; /* DM_DIG_MIN; */ ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Normal Case: At Lower Bound\n", __func__); } else { if (dig_tab->large_fa_hit == 0) { dig_tab->forbidden_igi -= 2; rx_gain_range_min = (dig_tab->forbidden_igi + 2); ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Normal Case: Approach Lower Bound\n", __func__); } } } return rx_gain_range_min; } static void phydm_set_big_jump_step(void *dm_void, u8 current_igi) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; u8 step1[8] = {24, 30, 40, 50, 60, 70, 80, 90}; u8 i; if (dig_tab->enable_adjust_big_jump == 0) return; for (i = 0; i <= dig_tab->big_jump_step1; i++) { if ((current_igi + step1[i]) > dig_tab->big_jump_lmt[dig_tab->agc_table_idx]) { if (i != 0) i = i - 1; break; } else if (i == dig_tab->big_jump_step1) { break; } } if (dm->support_ic_type & ODM_RTL8822B) odm_set_bb_reg(dm, 0x8c8, 0xe, i); else if (dm->support_ic_type & ODM_RTL8197F) odm_set_bb_reg(dm, ODM_REG_BB_AGC_SET_2_11N, 0xe, i); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): bigjump = %d (ori = 0x%x), LMT=0x%x\n", __func__, i, dig_tab->big_jump_step1, dig_tab->big_jump_lmt[dig_tab->agc_table_idx]); } void odm_write_dig(void *dm_void, u8 current_igi) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; if (dig_tab->is_stop_dig) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Stop Writing IGI\n", __func__); return; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): ODM_REG(IGI_A,dm)=0x%x, ODM_BIT(IGI,dm)=0x%x\n", __func__, ODM_REG(IGI_A, dm), ODM_BIT(IGI, dm)); /* 1 Check initial gain by upper bound */ if (!dig_tab->is_psd_in_progress && dm->is_linked) { if (current_igi > dig_tab->rx_gain_range_max) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): current_igi(0x%02x) is larger than upper bound !!\n", __func__, current_igi); current_igi = dig_tab->rx_gain_range_max; } if (dm->support_ability & ODM_BB_ADAPTIVITY && dm->adaptivity_flag) { if (current_igi > dm->adaptivity_igi_upper) current_igi = dm->adaptivity_igi_upper; ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): adaptivity case: Force upper bound to 0x%x !!!!!!\n", __func__, current_igi); } } if (dig_tab->cur_ig_value != current_igi) { /* Modify big jump step for 8822B and 8197F */ if (dm->support_ic_type & (ODM_RTL8822B | ODM_RTL8197F)) phydm_set_big_jump_step(dm, current_igi); /* Set IGI value of CCK for new CCK AGC */ if (dm->cck_new_agc) { if (dm->support_ic_type & ODM_IC_PHY_STATUE_NEW_TYPE) odm_set_bb_reg(dm, 0xa0c, 0x00003f00, (current_igi >> 1)); } /*Add by YuChen for USB IO too slow issue*/ if ((dm->support_ability & ODM_BB_ADAPTIVITY) && current_igi > dig_tab->cur_ig_value) { dig_tab->cur_ig_value = current_igi; phydm_adaptivity(dm); } /* 1 Set IGI value */ if (dm->support_platform & (ODM_WIN | ODM_CE)) { odm_set_bb_reg(dm, ODM_REG(IGI_A, dm), ODM_BIT(IGI, dm), current_igi); if (dm->rf_type > ODM_1T1R) odm_set_bb_reg(dm, ODM_REG(IGI_B, dm), ODM_BIT(IGI, dm), current_igi); } else if (dm->support_platform & (ODM_AP)) { phydm_check_ap_write_dig(dm, current_igi); } dig_tab->cur_ig_value = current_igi; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): current_igi(0x%02x).\n", __func__, current_igi); } void odm_pause_dig(void *dm_void, enum phydm_pause_type pause_type, enum phydm_pause_level pause_level, u8 igi_value) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; s8 max_level; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s()=========> level = %d\n", __func__, pause_level); if (dig_tab->pause_dig_level == 0 && (!(dm->support_ability & ODM_BB_DIG) || !(dm->support_ability & ODM_BB_FA_CNT))) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Return: support_ability DIG or FA is disabled !!\n", __func__); return; } if (pause_level > DM_DIG_MAX_PAUSE_TYPE) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Return: Wrong pause level !!\n", __func__); return; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): pause level = 0x%x, Current value = 0x%x\n", __func__, dig_tab->pause_dig_level, igi_value); ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): pause value = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", __func__, dig_tab->pause_dig_value[7], dig_tab->pause_dig_value[6], dig_tab->pause_dig_value[5], dig_tab->pause_dig_value[4], dig_tab->pause_dig_value[3], dig_tab->pause_dig_value[2], dig_tab->pause_dig_value[1], dig_tab->pause_dig_value[0]); switch (pause_type) { /* Pause DIG */ case PHYDM_PAUSE: { /* Disable DIG */ odm_cmn_info_update(dm, ODM_CMNINFO_ABILITY, dm->support_ability & (~ODM_BB_DIG)); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Pause DIG !!\n", __func__); /* Backup IGI value */ if (dig_tab->pause_dig_level == 0) { dig_tab->igi_backup = dig_tab->cur_ig_value; ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Backup IGI = 0x%x, new IGI = 0x%x\n", __func__, dig_tab->igi_backup, igi_value); } /* Record IGI value */ dig_tab->pause_dig_value[pause_level] = igi_value; /* Update pause level */ dig_tab->pause_dig_level = (dig_tab->pause_dig_level | BIT(pause_level)); /* Write new IGI value */ if (BIT(pause_level + 1) > dig_tab->pause_dig_level) { odm_write_dig(dm, igi_value); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): IGI of higher level = 0x%x\n", __func__, igi_value); } break; } /* Resume DIG */ case PHYDM_RESUME: { /* check if the level is illegal or not */ if ((dig_tab->pause_dig_level & (BIT(pause_level))) != 0) { dig_tab->pause_dig_level = dig_tab->pause_dig_level & (~(BIT(pause_level))); dig_tab->pause_dig_value[pause_level] = 0; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Resume DIG !!\n", __func__); } else { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Wrong resume level !!\n", __func__); break; } /* Resume DIG */ if (dig_tab->pause_dig_level == 0) { /* Write backup IGI value */ odm_write_dig(dm, dig_tab->igi_backup); dig_tab->is_ignore_dig = true; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Write original IGI = 0x%x\n", __func__, dig_tab->igi_backup); /* Enable DIG */ odm_cmn_info_update(dm, ODM_CMNINFO_ABILITY, dm->support_ability | ODM_BB_DIG); break; } if (BIT(pause_level) <= dig_tab->pause_dig_level) break; /* Calculate the maximum level now */ for (max_level = (pause_level - 1); max_level >= 0; max_level--) { if ((dig_tab->pause_dig_level & BIT(max_level)) > 0) break; } /* pin max_level to be >= 0 */ max_level = max_t(s8, 0, max_level); /* write IGI of lower level */ odm_write_dig(dm, dig_tab->pause_dig_value[max_level]); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Write IGI (0x%x) of level (%d)\n", __func__, dig_tab->pause_dig_value[max_level], max_level); break; } default: ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Wrong type !!\n", __func__); break; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): pause level = 0x%x, Current value = 0x%x\n", __func__, dig_tab->pause_dig_level, igi_value); ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): pause value = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", __func__, dig_tab->pause_dig_value[7], dig_tab->pause_dig_value[6], dig_tab->pause_dig_value[5], dig_tab->pause_dig_value[4], dig_tab->pause_dig_value[3], dig_tab->pause_dig_value[2], dig_tab->pause_dig_value[1], dig_tab->pause_dig_value[0]); } static bool odm_dig_abort(void *dm_void) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; /* support_ability */ if (!(dm->support_ability & ODM_BB_FA_CNT)) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Return: support_ability ODM_BB_FA_CNT is disabled\n", __func__); return true; } /* support_ability */ if (!(dm->support_ability & ODM_BB_DIG)) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Return: support_ability ODM_BB_DIG is disabled\n", __func__); return true; } /* ScanInProcess */ if (*dm->is_scan_in_process) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Return: In Scan Progress\n", __func__); return true; } if (dig_tab->is_ignore_dig) { dig_tab->is_ignore_dig = false; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Return: Ignore DIG\n", __func__); return true; } /* add by Neil Chen to avoid PSD is processing */ if (!dm->is_dm_initial_gain_enable) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Return: PSD is Processing\n", __func__); return true; } return false; } void odm_dig_init(void *dm_void) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; u32 ret_value; u8 i; dig_tab->is_stop_dig = false; dig_tab->is_ignore_dig = false; dig_tab->is_psd_in_progress = false; dig_tab->cur_ig_value = (u8)odm_get_bb_reg(dm, ODM_REG(IGI_A, dm), ODM_BIT(IGI, dm)); dig_tab->pre_ig_value = 0; dig_tab->rssi_low_thresh = DM_DIG_THRESH_LOW; dig_tab->rssi_high_thresh = DM_DIG_THRESH_HIGH; dig_tab->fa_low_thresh = DM_FALSEALARM_THRESH_LOW; dig_tab->fa_high_thresh = DM_FALSEALARM_THRESH_HIGH; dig_tab->backoff_val = DM_DIG_BACKOFF_DEFAULT; dig_tab->backoff_val_range_max = DM_DIG_BACKOFF_MAX; dig_tab->backoff_val_range_min = DM_DIG_BACKOFF_MIN; dig_tab->pre_cck_cca_thres = 0xFF; dig_tab->cur_cck_cca_thres = 0x83; dig_tab->forbidden_igi = DM_DIG_MIN_NIC; dig_tab->large_fa_hit = 0; dig_tab->large_fa_timeout = 0; dig_tab->recover_cnt = 0; dig_tab->is_media_connect_0 = false; dig_tab->is_media_connect_1 = false; /*To initialize dm->is_dm_initial_gain_enable==false to avoid DIG err*/ dm->is_dm_initial_gain_enable = true; dig_tab->dig_dynamic_min_0 = DM_DIG_MIN_NIC; dig_tab->dig_dynamic_min_1 = DM_DIG_MIN_NIC; /* To Initi BT30 IGI */ dig_tab->bt30_cur_igi = 0x32; odm_memory_set(dm, dig_tab->pause_dig_value, 0, (DM_DIG_MAX_PAUSE_TYPE + 1)); dig_tab->pause_dig_level = 0; odm_memory_set(dm, dig_tab->pause_cckpd_value, 0, (DM_DIG_MAX_PAUSE_TYPE + 1)); dig_tab->pause_cckpd_level = 0; if (dm->board_type & (ODM_BOARD_EXT_PA | ODM_BOARD_EXT_LNA)) { dig_tab->rx_gain_range_max = DM_DIG_MAX_NIC; dig_tab->rx_gain_range_min = DM_DIG_MIN_NIC; } else { dig_tab->rx_gain_range_max = DM_DIG_MAX_NIC; dig_tab->rx_gain_range_min = DM_DIG_MIN_NIC; } dig_tab->enable_adjust_big_jump = 1; if (dm->support_ic_type & ODM_RTL8822B) { ret_value = odm_get_bb_reg(dm, 0x8c8, MASKLWORD); dig_tab->big_jump_step1 = (u8)(ret_value & 0xe) >> 1; dig_tab->big_jump_step2 = (u8)(ret_value & 0x30) >> 4; dig_tab->big_jump_step3 = (u8)(ret_value & 0xc0) >> 6; } else if (dm->support_ic_type & ODM_RTL8197F) { ret_value = odm_get_bb_reg(dm, ODM_REG_BB_AGC_SET_2_11N, MASKLWORD); dig_tab->big_jump_step1 = (u8)(ret_value & 0xe) >> 1; dig_tab->big_jump_step2 = (u8)(ret_value & 0x30) >> 4; dig_tab->big_jump_step3 = (u8)(ret_value & 0xc0) >> 6; } if (dm->support_ic_type & (ODM_RTL8822B | ODM_RTL8197F)) { for (i = 0; i < sizeof(dig_tab->big_jump_lmt); i++) { if (dig_tab->big_jump_lmt[i] == 0) dig_tab->big_jump_lmt[i] = 0x64; /* Set -10dBm as default value */ } } } void odm_DIG(void *dm_void) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; /* Common parameters */ struct dig_thres *dig_tab = &dm->dm_dig_table; struct false_alarm_stat *fa_cnt = (struct false_alarm_stat *)phydm_get_structure( dm, PHYDM_FALSEALMCNT); bool first_connect, first_dis_connect; u8 dig_max_of_min, dig_dynamic_min; u8 dm_dig_max, dm_dig_min; u8 current_igi = dig_tab->cur_ig_value; u8 offset; u32 dm_FA_thres[3]; u32 tx_tp = 0, rx_tp = 0; bool is_dfs_band = false; bool is_performance = true, is_first_tp_target = false, is_first_coverage = false; if (odm_dig_abort(dm)) return; ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG Start===>\n"); /* 1 Update status */ { dig_dynamic_min = dig_tab->dig_dynamic_min_0; first_connect = (dm->is_linked) && !dig_tab->is_media_connect_0; first_dis_connect = (!dm->is_linked) && dig_tab->is_media_connect_0; } /* 1 Boundary Decision */ { /* 2 For WIN\CE */ if (dm->support_ic_type >= ODM_RTL8188E) dm_dig_max = 0x5A; else dm_dig_max = DM_DIG_MAX_NIC; if (dm->support_ic_type != ODM_RTL8821) dm_dig_min = DM_DIG_MIN_NIC; else dm_dig_min = 0x1C; dig_max_of_min = DM_DIG_MAX_AP; /* Modify lower bound for DFS band */ if ((((*dm->channel >= 52) && (*dm->channel <= 64)) || ((*dm->channel >= 100) && (*dm->channel <= 140))) && phydm_dfs_master_enabled(dm)) { is_dfs_band = true; if (*dm->band_width == ODM_BW20M) dm_dig_min = DM_DIG_MIN_AP_DFS + 2; else dm_dig_min = DM_DIG_MIN_AP_DFS; ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: ====== In DFS band ======\n"); } } ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: Absolutly upper bound = 0x%x, lower bound = 0x%x\n", dm_dig_max, dm_dig_min); if (dm->pu1_forced_igi_lb && (*dm->pu1_forced_igi_lb > 0)) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: Force IGI lb to: 0x%02x\n", *dm->pu1_forced_igi_lb); dm_dig_min = *dm->pu1_forced_igi_lb; dm_dig_max = (dm_dig_min <= dm_dig_max) ? (dm_dig_max) : (dm_dig_min + 1); } /* 1 Adjust boundary by RSSI */ if (dm->is_linked && is_performance) { /* 2 Modify DIG upper bound */ /* 4 Modify DIG upper bound for 92E, 8723A\B, 8821 & 8812 BT */ if ((dm->support_ic_type & (ODM_RTL8192E | ODM_RTL8723B | ODM_RTL8812 | ODM_RTL8821)) && dm->is_bt_limited_dig == 1) { offset = 10; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: Coex. case: Force upper bound to RSSI + %d\n", offset); } else { offset = 15; } if ((dm->rssi_min + offset) > dm_dig_max) dig_tab->rx_gain_range_max = dm_dig_max; else if ((dm->rssi_min + offset) < dm_dig_min) dig_tab->rx_gain_range_max = dm_dig_min; else dig_tab->rx_gain_range_max = dm->rssi_min + offset; /* 2 Modify DIG lower bound */ /* if(dm->is_one_entry_only) */ { if (dm->rssi_min < dm_dig_min) dig_dynamic_min = dm_dig_min; else if (dm->rssi_min > dig_max_of_min) dig_dynamic_min = dig_max_of_min; else dig_dynamic_min = dm->rssi_min; if (is_dfs_band) { dig_dynamic_min = dm_dig_min; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: DFS band: Force lower bound to 0x%x after link\n", dm_dig_min); } } } else { if (is_performance && is_dfs_band) { dig_tab->rx_gain_range_max = 0x28; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: DFS band: Force upper bound to 0x%x before link\n", dig_tab->rx_gain_range_max); } else { if (is_performance) dig_tab->rx_gain_range_max = DM_DIG_MAX_OF_MIN; else dig_tab->rx_gain_range_max = dm_dig_max; } dig_dynamic_min = dm_dig_min; } /* 1 Force Lower Bound for AntDiv */ if (dm->is_linked && !dm->is_one_entry_only && (dm->support_ic_type & ODM_ANTDIV_SUPPORT) && (dm->support_ability & ODM_BB_ANT_DIV)) { if (dm->ant_div_type == CG_TRX_HW_ANTDIV || dm->ant_div_type == CG_TRX_SMART_ANTDIV) { if (dig_tab->ant_div_rssi_max > dig_max_of_min) dig_dynamic_min = dig_max_of_min; else dig_dynamic_min = (u8)dig_tab->ant_div_rssi_max; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: AntDiv case: Force lower bound to 0x%x\n", dig_dynamic_min); ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: AntDiv case: rssi_max = 0x%x\n", dig_tab->ant_div_rssi_max); } } ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: Adjust boundary by RSSI Upper bound = 0x%x, Lower bound = 0x%x\n", dig_tab->rx_gain_range_max, dig_dynamic_min); ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: Link status: is_linked = %d, RSSI = %d, bFirstConnect = %d, bFirsrDisConnect = %d\n", dm->is_linked, dm->rssi_min, first_connect, first_dis_connect); /* 1 Modify DIG lower bound, deal with abnormal case */ /* 2 Abnormal false alarm case */ if (is_dfs_band) { dig_tab->rx_gain_range_min = dig_dynamic_min; } else { if (!dm->is_linked) { dig_tab->rx_gain_range_min = dig_dynamic_min; if (first_dis_connect) dig_tab->forbidden_igi = dig_dynamic_min; } else { dig_tab->rx_gain_range_min = odm_forbidden_igi_check( dm, dig_dynamic_min, current_igi); } } /* 2 Abnormal # beacon case */ if (dm->is_linked && !first_connect) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "Beacon Num (%d)\n", dm->phy_dbg_info.num_qry_beacon_pkt); if (dm->phy_dbg_info.num_qry_beacon_pkt < 5 && dm->bsta_state) { dig_tab->rx_gain_range_min = 0x1c; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: Abnrormal #beacon (%d) case in STA mode: Force lower bound to 0x%x\n", dm->phy_dbg_info.num_qry_beacon_pkt, dig_tab->rx_gain_range_min); } } /* 2 Abnormal lower bound case */ if (dig_tab->rx_gain_range_min > dig_tab->rx_gain_range_max) { dig_tab->rx_gain_range_min = dig_tab->rx_gain_range_max; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: Abnrormal lower bound case: Force lower bound to 0x%x\n", dig_tab->rx_gain_range_min); } /* 1 False alarm threshold decision */ odm_fa_threshold_check(dm, is_dfs_band, is_performance, rx_tp, tx_tp, dm_FA_thres); ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: False alarm threshold = %d, %d, %d\n", dm_FA_thres[0], dm_FA_thres[1], dm_FA_thres[2]); /* 1 Adjust initial gain by false alarm */ if (dm->is_linked && is_performance) { /* 2 After link */ ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: Adjust IGI after link\n"); if (is_first_tp_target || (first_connect && is_performance)) { dig_tab->large_fa_hit = 0; if (is_dfs_band) { u8 rssi = dm->rssi_min; current_igi = (dm->rssi_min > 0x28) ? 0x28 : rssi; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: DFS band: One-shot to 0x28 upmost\n"); } else { current_igi = phydm_get_current_igi( dig_max_of_min, dm->rssi_min, current_igi); } ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: First connect case: IGI does on-shot to 0x%x\n", current_igi); } else { if (fa_cnt->cnt_all > dm_FA_thres[2]) current_igi = current_igi + 4; else if (fa_cnt->cnt_all > dm_FA_thres[1]) current_igi = current_igi + 2; else if (fa_cnt->cnt_all < dm_FA_thres[0]) current_igi = current_igi - 2; /* 4 Abnormal # beacon case */ if (dm->phy_dbg_info.num_qry_beacon_pkt < 5 && fa_cnt->cnt_all < DM_DIG_FA_TH1 && dm->bsta_state) { current_igi = dig_tab->rx_gain_range_min; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: Abnormal #beacon (%d) case: IGI does one-shot to 0x%x\n", dm->phy_dbg_info.num_qry_beacon_pkt, current_igi); } } } else { /* 2 Before link */ ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: Adjust IGI before link\n"); if (first_dis_connect || is_first_coverage) { current_igi = dm_dig_min; ODM_RT_TRACE( dm, ODM_COMP_DIG, "DIG: First disconnect case: IGI does on-shot to lower bound\n"); } else { if (fa_cnt->cnt_all > dm_FA_thres[2]) current_igi = current_igi + 4; else if (fa_cnt->cnt_all > dm_FA_thres[1]) current_igi = current_igi + 2; else if (fa_cnt->cnt_all < dm_FA_thres[0]) current_igi = current_igi - 2; } } /* 1 Check initial gain by upper/lower bound */ if (current_igi < dig_tab->rx_gain_range_min) current_igi = dig_tab->rx_gain_range_min; if (current_igi > dig_tab->rx_gain_range_max) current_igi = dig_tab->rx_gain_range_max; ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG: cur_ig_value=0x%x, TotalFA = %d\n", current_igi, fa_cnt->cnt_all); /* 1 Update status */ if (dm->is_bt_hs_operation) { if (dm->is_linked) { if (dig_tab->bt30_cur_igi > (current_igi)) odm_write_dig(dm, current_igi); else odm_write_dig(dm, dig_tab->bt30_cur_igi); dig_tab->is_media_connect_0 = dm->is_linked; dig_tab->dig_dynamic_min_0 = dig_dynamic_min; } else { if (dm->is_link_in_process) odm_write_dig(dm, 0x1c); else if (dm->is_bt_connect_process) odm_write_dig(dm, 0x28); else odm_write_dig(dm, dig_tab->bt30_cur_igi); } } else { /* BT is not using */ odm_write_dig(dm, current_igi); dig_tab->is_media_connect_0 = dm->is_linked; dig_tab->dig_dynamic_min_0 = dig_dynamic_min; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "DIG end\n"); } void odm_dig_by_rssi_lps(void *dm_void) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct false_alarm_stat *fa_cnt = (struct false_alarm_stat *)phydm_get_structure( dm, PHYDM_FALSEALMCNT); u8 rssi_lower = DM_DIG_MIN_NIC; /* 0x1E or 0x1C */ u8 current_igi = dm->rssi_min; if (odm_dig_abort(dm)) return; current_igi = current_igi + RSSI_OFFSET_DIG; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s()==>\n", __func__); /* Using FW PS mode to make IGI */ /* Adjust by FA in LPS MODE */ if (fa_cnt->cnt_all > DM_DIG_FA_TH2_LPS) current_igi = current_igi + 4; else if (fa_cnt->cnt_all > DM_DIG_FA_TH1_LPS) current_igi = current_igi + 2; else if (fa_cnt->cnt_all < DM_DIG_FA_TH0_LPS) current_igi = current_igi - 2; /* Lower bound checking */ /* RSSI Lower bound check */ if ((dm->rssi_min - 10) > DM_DIG_MIN_NIC) rssi_lower = (dm->rssi_min - 10); else rssi_lower = DM_DIG_MIN_NIC; /* Upper and Lower Bound checking */ if (current_igi > DM_DIG_MAX_NIC) current_igi = DM_DIG_MAX_NIC; else if (current_igi < rssi_lower) current_igi = rssi_lower; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): fa_cnt->cnt_all = %d\n", __func__, fa_cnt->cnt_all); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): dm->rssi_min = %d\n", __func__, dm->rssi_min); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): current_igi = 0x%x\n", __func__, current_igi); odm_write_dig( dm, current_igi); /* odm_write_dig(dm, dig_tab->cur_ig_value); */ } /* 3============================================================ * 3 FASLE ALARM CHECK * 3============================================================ */ void odm_false_alarm_counter_statistics(void *dm_void) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct false_alarm_stat *false_alm_cnt = (struct false_alarm_stat *)phydm_get_structure( dm, PHYDM_FALSEALMCNT); struct rt_adcsmp *adc_smp = &dm->adcsmp; u32 ret_value; if (!(dm->support_ability & ODM_BB_FA_CNT)) return; ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "%s()======>\n", __func__); if (dm->support_ic_type & ODM_IC_11N_SERIES) { /* hold ofdm counter */ odm_set_bb_reg(dm, ODM_REG_OFDM_FA_HOLDC_11N, BIT(31), 1); /* hold page C counter */ odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RSTD_11N, BIT(31), 1); /* hold page D counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_OFDM_FA_TYPE1_11N, MASKDWORD); false_alm_cnt->cnt_fast_fsync = (ret_value & 0xffff); false_alm_cnt->cnt_sb_search_fail = ((ret_value & 0xffff0000) >> 16); ret_value = odm_get_bb_reg(dm, ODM_REG_OFDM_FA_TYPE2_11N, MASKDWORD); false_alm_cnt->cnt_ofdm_cca = (ret_value & 0xffff); false_alm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16); ret_value = odm_get_bb_reg(dm, ODM_REG_OFDM_FA_TYPE3_11N, MASKDWORD); false_alm_cnt->cnt_rate_illegal = (ret_value & 0xffff); false_alm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16); ret_value = odm_get_bb_reg(dm, ODM_REG_OFDM_FA_TYPE4_11N, MASKDWORD); false_alm_cnt->cnt_mcs_fail = (ret_value & 0xffff); false_alm_cnt->cnt_ofdm_fail = false_alm_cnt->cnt_parity_fail + false_alm_cnt->cnt_rate_illegal + false_alm_cnt->cnt_crc8_fail + false_alm_cnt->cnt_mcs_fail + false_alm_cnt->cnt_fast_fsync + false_alm_cnt->cnt_sb_search_fail; /* read CCK CRC32 counter */ false_alm_cnt->cnt_cck_crc32_error = odm_get_bb_reg( dm, ODM_REG_CCK_CRC32_ERROR_CNT_11N, MASKDWORD); false_alm_cnt->cnt_cck_crc32_ok = odm_get_bb_reg( dm, ODM_REG_CCK_CRC32_OK_CNT_11N, MASKDWORD); /* read OFDM CRC32 counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_OFDM_CRC32_CNT_11N, MASKDWORD); false_alm_cnt->cnt_ofdm_crc32_error = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_ofdm_crc32_ok = ret_value & 0xffff; /* read HT CRC32 counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_HT_CRC32_CNT_11N, MASKDWORD); false_alm_cnt->cnt_ht_crc32_error = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_ht_crc32_ok = ret_value & 0xffff; /* read VHT CRC32 counter */ false_alm_cnt->cnt_vht_crc32_error = 0; false_alm_cnt->cnt_vht_crc32_ok = 0; { /* hold cck counter */ odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11N, BIT(12), 1); odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11N, BIT(14), 1); ret_value = odm_get_bb_reg(dm, ODM_REG_CCK_FA_LSB_11N, MASKBYTE0); false_alm_cnt->cnt_cck_fail = ret_value; ret_value = odm_get_bb_reg(dm, ODM_REG_CCK_FA_MSB_11N, MASKBYTE3); false_alm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8; ret_value = odm_get_bb_reg(dm, ODM_REG_CCK_CCA_CNT_11N, MASKDWORD); false_alm_cnt->cnt_cck_cca = ((ret_value & 0xFF) << 8) | ((ret_value & 0xFF00) >> 8); } false_alm_cnt->cnt_all_pre = false_alm_cnt->cnt_all; false_alm_cnt->cnt_all = (false_alm_cnt->cnt_fast_fsync + false_alm_cnt->cnt_sb_search_fail + false_alm_cnt->cnt_parity_fail + false_alm_cnt->cnt_rate_illegal + false_alm_cnt->cnt_crc8_fail + false_alm_cnt->cnt_mcs_fail + false_alm_cnt->cnt_cck_fail); false_alm_cnt->cnt_cca_all = false_alm_cnt->cnt_ofdm_cca + false_alm_cnt->cnt_cck_cca; if (dm->support_ic_type >= ODM_RTL8188E) { /*reset false alarm counter registers*/ odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RSTC_11N, BIT(31), 1); odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RSTC_11N, BIT(31), 0); odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RSTD_11N, BIT(27), 1); odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RSTD_11N, BIT(27), 0); /*update ofdm counter*/ odm_set_bb_reg(dm, ODM_REG_OFDM_FA_HOLDC_11N, BIT(31), 0); /*update page C counter*/ odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RSTD_11N, BIT(31), 0); /*update page D counter*/ /*reset CCK CCA counter*/ odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11N, BIT(13) | BIT(12), 0); odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11N, BIT(13) | BIT(12), 2); /*reset CCK FA counter*/ odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11N, BIT(15) | BIT(14), 0); odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11N, BIT(15) | BIT(14), 2); /*reset CRC32 counter*/ odm_set_bb_reg(dm, ODM_REG_PAGE_F_RST_11N, BIT(16), 1); odm_set_bb_reg(dm, ODM_REG_PAGE_F_RST_11N, BIT(16), 0); } /* Get debug port 0 */ odm_set_bb_reg(dm, ODM_REG_DBG_RPT_11N, MASKDWORD, 0x0); false_alm_cnt->dbg_port0 = odm_get_bb_reg(dm, ODM_REG_RPT_11N, MASKDWORD); /* Get EDCCA flag */ odm_set_bb_reg(dm, ODM_REG_DBG_RPT_11N, MASKDWORD, 0x208); false_alm_cnt->edcca_flag = (bool)odm_get_bb_reg(dm, ODM_REG_RPT_11N, BIT(30)); ODM_RT_TRACE( dm, ODM_COMP_FA_CNT, "[OFDM FA Detail] Parity_Fail = (( %d )), Rate_Illegal = (( %d )), CRC8_fail = (( %d )), Mcs_fail = (( %d )), Fast_Fsync = (( %d )), SB_Search_fail = (( %d ))\n", false_alm_cnt->cnt_parity_fail, false_alm_cnt->cnt_rate_illegal, false_alm_cnt->cnt_crc8_fail, false_alm_cnt->cnt_mcs_fail, false_alm_cnt->cnt_fast_fsync, false_alm_cnt->cnt_sb_search_fail); } if (dm->support_ic_type & ODM_IC_11AC_SERIES) { u32 cck_enable; /* read OFDM FA counter */ false_alm_cnt->cnt_ofdm_fail = odm_get_bb_reg(dm, ODM_REG_OFDM_FA_11AC, MASKLWORD); /* Read CCK FA counter */ false_alm_cnt->cnt_cck_fail = odm_get_bb_reg(dm, ODM_REG_CCK_FA_11AC, MASKLWORD); /* read CCK/OFDM CCA counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_CCK_CCA_CNT_11AC, MASKDWORD); false_alm_cnt->cnt_ofdm_cca = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_cck_cca = ret_value & 0xffff; /* read CCK CRC32 counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_CCK_CRC32_CNT_11AC, MASKDWORD); false_alm_cnt->cnt_cck_crc32_error = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_cck_crc32_ok = ret_value & 0xffff; /* read OFDM CRC32 counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_OFDM_CRC32_CNT_11AC, MASKDWORD); false_alm_cnt->cnt_ofdm_crc32_error = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_ofdm_crc32_ok = ret_value & 0xffff; /* read HT CRC32 counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_HT_CRC32_CNT_11AC, MASKDWORD); false_alm_cnt->cnt_ht_crc32_error = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_ht_crc32_ok = ret_value & 0xffff; /* read VHT CRC32 counter */ ret_value = odm_get_bb_reg(dm, ODM_REG_VHT_CRC32_CNT_11AC, MASKDWORD); false_alm_cnt->cnt_vht_crc32_error = (ret_value & 0xffff0000) >> 16; false_alm_cnt->cnt_vht_crc32_ok = ret_value & 0xffff; /* reset OFDM FA counter */ odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RST_11AC, BIT(17), 1); odm_set_bb_reg(dm, ODM_REG_OFDM_FA_RST_11AC, BIT(17), 0); /* reset CCK FA counter */ odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11AC, BIT(15), 0); odm_set_bb_reg(dm, ODM_REG_CCK_FA_RST_11AC, BIT(15), 1); /* reset CCA counter */ odm_set_bb_reg(dm, ODM_REG_RST_RPT_11AC, BIT(0), 1); odm_set_bb_reg(dm, ODM_REG_RST_RPT_11AC, BIT(0), 0); cck_enable = odm_get_bb_reg(dm, ODM_REG_BB_RX_PATH_11AC, BIT(28)); if (cck_enable) { /* if(*dm->band_type == ODM_BAND_2_4G) */ false_alm_cnt->cnt_all = false_alm_cnt->cnt_ofdm_fail + false_alm_cnt->cnt_cck_fail; false_alm_cnt->cnt_cca_all = false_alm_cnt->cnt_cck_cca + false_alm_cnt->cnt_ofdm_cca; } else { false_alm_cnt->cnt_all = false_alm_cnt->cnt_ofdm_fail; false_alm_cnt->cnt_cca_all = false_alm_cnt->cnt_ofdm_cca; } if (adc_smp->adc_smp_state == ADCSMP_STATE_IDLE) { if (phydm_set_bb_dbg_port( dm, BB_DBGPORT_PRIORITY_1, 0x0)) { /*set debug port to 0x0*/ false_alm_cnt->dbg_port0 = phydm_get_bb_dbg_port_value(dm); phydm_release_bb_dbg_port(dm); } if (phydm_set_bb_dbg_port( dm, BB_DBGPORT_PRIORITY_1, 0x209)) { /*set debug port to 0x0*/ false_alm_cnt->edcca_flag = (bool)((phydm_get_bb_dbg_port_value( dm) & BIT(30)) >> 30); phydm_release_bb_dbg_port(dm); } } } false_alm_cnt->cnt_crc32_error_all = false_alm_cnt->cnt_vht_crc32_error + false_alm_cnt->cnt_ht_crc32_error + false_alm_cnt->cnt_ofdm_crc32_error + false_alm_cnt->cnt_cck_crc32_error; false_alm_cnt->cnt_crc32_ok_all = false_alm_cnt->cnt_vht_crc32_ok + false_alm_cnt->cnt_ht_crc32_ok + false_alm_cnt->cnt_ofdm_crc32_ok + false_alm_cnt->cnt_cck_crc32_ok; ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[CCA Cnt] {CCK, OFDM, Total} = {%d, %d, %d}\n", false_alm_cnt->cnt_cck_cca, false_alm_cnt->cnt_ofdm_cca, false_alm_cnt->cnt_cca_all); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[FA Cnt] {CCK, OFDM, Total} = {%d, %d, %d}\n", false_alm_cnt->cnt_cck_fail, false_alm_cnt->cnt_ofdm_fail, false_alm_cnt->cnt_all); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[CCK] CRC32 {error, ok}= {%d, %d}\n", false_alm_cnt->cnt_cck_crc32_error, false_alm_cnt->cnt_cck_crc32_ok); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[OFDM]CRC32 {error, ok}= {%d, %d}\n", false_alm_cnt->cnt_ofdm_crc32_error, false_alm_cnt->cnt_ofdm_crc32_ok); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[ HT ] CRC32 {error, ok}= {%d, %d}\n", false_alm_cnt->cnt_ht_crc32_error, false_alm_cnt->cnt_ht_crc32_ok); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[VHT] CRC32 {error, ok}= {%d, %d}\n", false_alm_cnt->cnt_vht_crc32_error, false_alm_cnt->cnt_vht_crc32_ok); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "[VHT] CRC32 {error, ok}= {%d, %d}\n", false_alm_cnt->cnt_crc32_error_all, false_alm_cnt->cnt_crc32_ok_all); ODM_RT_TRACE(dm, ODM_COMP_FA_CNT, "FA_Cnt: Dbg port 0x0 = 0x%x, EDCCA = %d\n\n", false_alm_cnt->dbg_port0, false_alm_cnt->edcca_flag); } /* 3============================================================ * 3 CCK Packet Detect threshold * 3============================================================ */ void odm_pause_cck_packet_detection(void *dm_void, enum phydm_pause_type pause_type, enum phydm_pause_level pause_level, u8 cck_pd_threshold) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; s8 max_level; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s()=========> level = %d\n", __func__, pause_level); if (dig_tab->pause_cckpd_level == 0 && (!(dm->support_ability & ODM_BB_CCK_PD) || !(dm->support_ability & ODM_BB_FA_CNT))) { ODM_RT_TRACE( dm, ODM_COMP_DIG, "Return: support_ability ODM_BB_CCK_PD or ODM_BB_FA_CNT is disabled\n"); return; } if (pause_level > DM_DIG_MAX_PAUSE_TYPE) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Return: Wrong pause level !!\n", __func__); return; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): pause level = 0x%x, Current value = 0x%x\n", __func__, dig_tab->pause_cckpd_level, cck_pd_threshold); ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): pause value = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", __func__, dig_tab->pause_cckpd_value[7], dig_tab->pause_cckpd_value[6], dig_tab->pause_cckpd_value[5], dig_tab->pause_cckpd_value[4], dig_tab->pause_cckpd_value[3], dig_tab->pause_cckpd_value[2], dig_tab->pause_cckpd_value[1], dig_tab->pause_cckpd_value[0]); switch (pause_type) { /* Pause CCK Packet Detection threshold */ case PHYDM_PAUSE: { /* Disable CCK PD */ odm_cmn_info_update(dm, ODM_CMNINFO_ABILITY, dm->support_ability & (~ODM_BB_CCK_PD)); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Pause CCK packet detection threshold !!\n", __func__); /*Backup original CCK PD threshold decided by CCK PD mechanism*/ if (dig_tab->pause_cckpd_level == 0) { dig_tab->cck_pd_backup = dig_tab->cur_cck_cca_thres; ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): Backup CCKPD = 0x%x, new CCKPD = 0x%x\n", __func__, dig_tab->cck_pd_backup, cck_pd_threshold); } /* Update pause level */ dig_tab->pause_cckpd_level = (dig_tab->pause_cckpd_level | BIT(pause_level)); /* Record CCK PD threshold */ dig_tab->pause_cckpd_value[pause_level] = cck_pd_threshold; /* Write new CCK PD threshold */ if (BIT(pause_level + 1) > dig_tab->pause_cckpd_level) { odm_write_cck_cca_thres(dm, cck_pd_threshold); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): CCKPD of higher level = 0x%x\n", __func__, cck_pd_threshold); } break; } /* Resume CCK Packet Detection threshold */ case PHYDM_RESUME: { /* check if the level is illegal or not */ if ((dig_tab->pause_cckpd_level & (BIT(pause_level))) != 0) { dig_tab->pause_cckpd_level = dig_tab->pause_cckpd_level & (~(BIT(pause_level))); dig_tab->pause_cckpd_value[pause_level] = 0; ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Resume CCK PD !!\n", __func__); } else { ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Wrong resume level !!\n", __func__); break; } /* Resume DIG */ if (dig_tab->pause_cckpd_level == 0) { /* Write backup IGI value */ odm_write_cck_cca_thres(dm, dig_tab->cck_pd_backup); /* dig_tab->is_ignore_dig = true; */ ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Write original CCKPD = 0x%x\n", __func__, dig_tab->cck_pd_backup); /* Enable DIG */ odm_cmn_info_update(dm, ODM_CMNINFO_ABILITY, dm->support_ability | ODM_BB_CCK_PD); break; } if (BIT(pause_level) <= dig_tab->pause_cckpd_level) break; /* Calculate the maximum level now */ for (max_level = (pause_level - 1); max_level >= 0; max_level--) { if ((dig_tab->pause_cckpd_level & BIT(max_level)) > 0) break; } /* write CCKPD of lower level */ odm_write_cck_cca_thres(dm, dig_tab->pause_cckpd_value[max_level]); ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Write CCKPD (0x%x) of level (%d)\n", __func__, dig_tab->pause_cckpd_value[max_level], max_level); break; } default: ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): Wrong type !!\n", __func__); break; } ODM_RT_TRACE(dm, ODM_COMP_DIG, "%s(): pause level = 0x%x, Current value = 0x%x\n", __func__, dig_tab->pause_cckpd_level, cck_pd_threshold); ODM_RT_TRACE( dm, ODM_COMP_DIG, "%s(): pause value = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", __func__, dig_tab->pause_cckpd_value[7], dig_tab->pause_cckpd_value[6], dig_tab->pause_cckpd_value[5], dig_tab->pause_cckpd_value[4], dig_tab->pause_cckpd_value[3], dig_tab->pause_cckpd_value[2], dig_tab->pause_cckpd_value[1], dig_tab->pause_cckpd_value[0]); } void odm_cck_packet_detection_thresh(void *dm_void) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; struct false_alarm_stat *false_alm_cnt = (struct false_alarm_stat *)phydm_get_structure( dm, PHYDM_FALSEALMCNT); u8 cur_cck_cca_thres = dig_tab->cur_cck_cca_thres, rssi_thd = 35; if ((!(dm->support_ability & ODM_BB_CCK_PD)) || (!(dm->support_ability & ODM_BB_FA_CNT))) { ODM_RT_TRACE(dm, ODM_COMP_DIG, "CCK_PD: return==========\n"); return; } if (dm->ext_lna) return; ODM_RT_TRACE(dm, ODM_COMP_DIG, "CCK_PD: ==========>\n"); if (dig_tab->cck_fa_ma == 0xffffffff) dig_tab->cck_fa_ma = false_alm_cnt->cnt_cck_fail; else dig_tab->cck_fa_ma = ((dig_tab->cck_fa_ma << 1) + dig_tab->cck_fa_ma + false_alm_cnt->cnt_cck_fail) >> 2; ODM_RT_TRACE(dm, ODM_COMP_DIG, "CCK_PD: CCK FA moving average = %d\n", dig_tab->cck_fa_ma); if (dm->is_linked) { if (dm->rssi_min > rssi_thd) { cur_cck_cca_thres = 0xcd; } else if (dm->rssi_min > 20) { if (dig_tab->cck_fa_ma > ((DM_DIG_FA_TH1 >> 1) + (DM_DIG_FA_TH1 >> 3))) cur_cck_cca_thres = 0xcd; else if (dig_tab->cck_fa_ma < (DM_DIG_FA_TH0 >> 1)) cur_cck_cca_thres = 0x83; } else if (dm->rssi_min > 7) { cur_cck_cca_thres = 0x83; } else { cur_cck_cca_thres = 0x40; } } else { if (dig_tab->cck_fa_ma > 0x400) cur_cck_cca_thres = 0x83; else if (dig_tab->cck_fa_ma < 0x200) cur_cck_cca_thres = 0x40; } { odm_write_cck_cca_thres(dm, cur_cck_cca_thres); } ODM_RT_TRACE(dm, ODM_COMP_DIG, "CCK_PD: cck_cca_th=((0x%x))\n\n", cur_cck_cca_thres); } void odm_write_cck_cca_thres(void *dm_void, u8 cur_cck_cca_thres) { struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void; struct dig_thres *dig_tab = &dm->dm_dig_table; if (dig_tab->cur_cck_cca_thres != cur_cck_cca_thres) { /* modify by Guo.Mingzhi 2012-01-03 */ odm_write_1byte(dm, ODM_REG(CCK_CCA, dm), cur_cck_cca_thres); dig_tab->cck_fa_ma = 0xffffffff; } dig_tab->pre_cck_cca_thres = dig_tab->cur_cck_cca_thres; dig_tab->cur_cck_cca_thres = cur_cck_cca_thres; } bool phydm_dig_go_up_check(void *dm_void) { bool ret = true; return ret; }