// SPDX-License-Identifier: GPL-2.0 /* * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. * * Contact Information: wlanfae */ #include "rtl_core.h" #include "rtl_dm.h" #include "r8192E_hw.h" #include "r8192E_phy.h" #include "r8192E_phyreg.h" #include "r8190P_rtl8256.h" #include "r8192E_cmdpkt.h" /*---------------------------Define Local Constant---------------------------*/ static u32 edca_setting_DL[HT_IOT_PEER_MAX] = { 0x5e4322, 0x5e4322, 0x5ea44f, 0x5e4322, 0x604322, 0xa44f, 0x5e4322, 0x5e4332 }; static u32 edca_setting_DL_GMode[HT_IOT_PEER_MAX] = { 0x5e4322, 0x5e4322, 0x5e4322, 0x5e4322, 0x604322, 0xa44f, 0x5e4322, 0x5e4322 }; static u32 edca_setting_UL[HT_IOT_PEER_MAX] = { 0x5e4322, 0xa44f, 0x5ea44f, 0x5e4322, 0x604322, 0x5e4322, 0x5e4322, 0x5e4332 }; const u32 dm_tx_bb_gain[TX_BB_GAIN_TABLE_LEN] = { 0x7f8001fe, /* 12 dB */ 0x788001e2, /* 11 dB */ 0x71c001c7, 0x6b8001ae, 0x65400195, 0x5fc0017f, 0x5a400169, 0x55400155, 0x50800142, 0x4c000130, 0x47c0011f, 0x43c0010f, 0x40000100, 0x3c8000f2, 0x390000e4, 0x35c000d7, 0x32c000cb, 0x300000c0, 0x2d4000b5, 0x2ac000ab, 0x288000a2, 0x26000098, 0x24000090, 0x22000088, 0x20000080, 0x1a00006c, 0x1c800072, 0x18000060, 0x19800066, 0x15800056, 0x26c0005b, 0x14400051, 0x24400051, 0x1300004c, 0x12000048, 0x11000044, 0x10000040, /* -24 dB */ }; const u8 dm_cck_tx_bb_gain[CCK_TX_BB_GAIN_TABLE_LEN][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} }; const u8 dm_cck_tx_bb_gain_ch14[CCK_TX_BB_GAIN_TABLE_LEN][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, 0x27, 0x17, 0x00, 0x00, 0x00, 0x00}, {0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00}, {0x28, 0x28, 0x22, 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} }; /*---------------------------Define Local Constant---------------------------*/ /*------------------------Define global variable-----------------------------*/ struct dig_t dm_digtable; struct drx_path_sel dm_rx_path_sel_table; /*------------------------Define global variable-----------------------------*/ /*------------------------Define local variable------------------------------*/ /*------------------------Define local variable------------------------------*/ /*---------------------Define local function prototype-----------------------*/ static void _rtl92e_dm_check_rate_adaptive(struct net_device *dev); static void _rtl92e_dm_init_bandwidth_autoswitch(struct net_device *dev); static void _rtl92e_dm_bandwidth_autoswitch(struct net_device *dev); static void _rtl92e_dm_check_tx_power_tracking(struct net_device *dev); static void _rtl92e_dm_dig_init(struct net_device *dev); static void _rtl92e_dm_ctrl_initgain_byrssi(struct net_device *dev); static void _rtl92e_dm_ctrl_initgain_byrssi_driver(struct net_device *dev); static void _rtl92e_dm_initial_gain(struct net_device *dev); static void _rtl92e_dm_pd_th(struct net_device *dev); static void _rtl92e_dm_cs_ratio(struct net_device *dev); static void _rtl92e_dm_init_cts_to_self(struct net_device *dev); static void _rtl92e_dm_check_edca_turbo(struct net_device *dev); static void _rtl92e_dm_check_rx_path_selection(struct net_device *dev); static void _rtl92e_dm_init_rx_path_selection(struct net_device *dev); static void _rtl92e_dm_rx_path_sel_byrssi(struct net_device *dev); static void _rtl92e_dm_init_fsync(struct net_device *dev); static void _rtl92e_dm_deinit_fsync(struct net_device *dev); static void _rtl92e_dm_check_txrateandretrycount(struct net_device *dev); static void _rtl92e_dm_check_fsync(struct net_device *dev); static void _rtl92e_dm_check_rf_ctrl_gpio(void *data); static void _rtl92e_dm_fsync_timer_callback(struct timer_list *t); /*---------------------Define local function prototype-----------------------*/ static void _rtl92e_dm_init_dynamic_tx_power(struct net_device *dev); static void _rtl92e_dm_dynamic_tx_power(struct net_device *dev); static void _rtl92e_dm_send_rssi_to_fw(struct net_device *dev); static void _rtl92e_dm_cts_to_self(struct net_device *dev); /*---------------------------Define function prototype------------------------*/ void rtl92e_dm_init(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); priv->undecorated_smoothed_pwdb = -1; _rtl92e_dm_init_dynamic_tx_power(dev); rtl92e_init_adaptive_rate(dev); _rtl92e_dm_dig_init(dev); rtl92e_dm_init_edca_turbo(dev); _rtl92e_dm_init_bandwidth_autoswitch(dev); _rtl92e_dm_init_fsync(dev); _rtl92e_dm_init_rx_path_selection(dev); _rtl92e_dm_init_cts_to_self(dev); INIT_DELAYED_WORK(&priv->gpio_change_rf_wq, (void *)_rtl92e_dm_check_rf_ctrl_gpio); } void rtl92e_dm_deinit(struct net_device *dev) { _rtl92e_dm_deinit_fsync(dev); } void rtl92e_dm_watchdog(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); if (priv->being_init_adapter) return; _rtl92e_dm_check_txrateandretrycount(dev); _rtl92e_dm_check_edca_turbo(dev); _rtl92e_dm_check_rate_adaptive(dev); _rtl92e_dm_dynamic_tx_power(dev); _rtl92e_dm_check_tx_power_tracking(dev); _rtl92e_dm_ctrl_initgain_byrssi(dev); _rtl92e_dm_bandwidth_autoswitch(dev); _rtl92e_dm_check_rx_path_selection(dev); _rtl92e_dm_check_fsync(dev); _rtl92e_dm_send_rssi_to_fw(dev); _rtl92e_dm_cts_to_self(dev); } void rtl92e_init_adaptive_rate(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); struct rate_adaptive *pra = &priv->rate_adaptive; pra->ratr_state = DM_RATR_STA_MAX; pra->high2low_rssi_thresh_for_ra = RATE_ADAPTIVE_TH_HIGH; pra->low2high_rssi_thresh_for_ra20M = RATE_ADAPTIVE_TH_LOW_20M + 5; pra->low2high_rssi_thresh_for_ra40M = RATE_ADAPTIVE_TH_LOW_40M + 5; pra->high_rssi_thresh_for_ra = RATE_ADAPTIVE_TH_HIGH + 5; pra->low_rssi_thresh_for_ra20M = RATE_ADAPTIVE_TH_LOW_20M; pra->low_rssi_thresh_for_ra40M = RATE_ADAPTIVE_TH_LOW_40M; if (priv->customer_id == RT_CID_819X_NETCORE) pra->ping_rssi_enable = 1; else pra->ping_rssi_enable = 0; pra->ping_rssi_thresh_for_ra = 15; pra->upper_rssi_threshold_ratr = 0x000fc000; pra->middle_rssi_threshold_ratr = 0x000ff000; pra->low_rssi_threshold_ratr = 0x000ff001; pra->low_rssi_threshold_ratr_40M = 0x000ff005; pra->low_rssi_threshold_ratr_20M = 0x000ff001; pra->ping_rssi_ratr = 0x0000000d; } static void _rtl92e_dm_check_rate_adaptive(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); struct rt_hi_throughput *ht_info = priv->rtllib->ht_info; struct rate_adaptive *pra = &priv->rate_adaptive; u32 current_ratr, target_ratr = 0; u32 low_rssi_thresh_for_ra = 0, high_rssi_thresh_for_ra = 0; bool bshort_gi_enabled = false; static u8 ping_rssi_state; if (!priv->up) return; if (priv->rtllib->mode != WIRELESS_MODE_N_24G) return; if (priv->rtllib->link_state == MAC80211_LINKED) { bshort_gi_enabled = (ht_info->cur_tx_bw40mhz && ht_info->cur_short_gi_40mhz) || (!ht_info->cur_tx_bw40mhz && ht_info->cur_short_gi_20mhz); pra->upper_rssi_threshold_ratr = (pra->upper_rssi_threshold_ratr & (~BIT(31))) | ((bshort_gi_enabled) ? BIT(31) : 0); pra->middle_rssi_threshold_ratr = (pra->middle_rssi_threshold_ratr & (~BIT(31))) | ((bshort_gi_enabled) ? BIT(31) : 0); if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) { pra->low_rssi_threshold_ratr = (pra->low_rssi_threshold_ratr_40M & (~BIT(31))) | ((bshort_gi_enabled) ? BIT(31) : 0); } else { pra->low_rssi_threshold_ratr = (pra->low_rssi_threshold_ratr_20M & (~BIT(31))) | ((bshort_gi_enabled) ? BIT(31) : 0); } pra->ping_rssi_ratr = (pra->ping_rssi_ratr & (~BIT(31))) | ((bshort_gi_enabled) ? BIT(31) : 0); if (pra->ratr_state == DM_RATR_STA_HIGH) { high_rssi_thresh_for_ra = pra->high2low_rssi_thresh_for_ra; low_rssi_thresh_for_ra = (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) ? (pra->low_rssi_thresh_for_ra40M) : (pra->low_rssi_thresh_for_ra20M); } else if (pra->ratr_state == DM_RATR_STA_LOW) { high_rssi_thresh_for_ra = pra->high_rssi_thresh_for_ra; low_rssi_thresh_for_ra = (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) ? (pra->low2high_rssi_thresh_for_ra40M) : (pra->low2high_rssi_thresh_for_ra20M); } else { high_rssi_thresh_for_ra = pra->high_rssi_thresh_for_ra; low_rssi_thresh_for_ra = (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) ? (pra->low_rssi_thresh_for_ra40M) : (pra->low_rssi_thresh_for_ra20M); } if (priv->undecorated_smoothed_pwdb >= (long)high_rssi_thresh_for_ra) { pra->ratr_state = DM_RATR_STA_HIGH; target_ratr = pra->upper_rssi_threshold_ratr; } else if (priv->undecorated_smoothed_pwdb >= (long)low_rssi_thresh_for_ra) { pra->ratr_state = DM_RATR_STA_MIDDLE; target_ratr = pra->middle_rssi_threshold_ratr; } else { pra->ratr_state = DM_RATR_STA_LOW; target_ratr = pra->low_rssi_threshold_ratr; } if (pra->ping_rssi_enable) { if (priv->undecorated_smoothed_pwdb < (long)(pra->ping_rssi_thresh_for_ra + 5)) { if ((priv->undecorated_smoothed_pwdb < (long)pra->ping_rssi_thresh_for_ra) || ping_rssi_state) { pra->ratr_state = DM_RATR_STA_LOW; target_ratr = pra->ping_rssi_ratr; ping_rssi_state = 1; } } else { ping_rssi_state = 0; } } if (priv->rtllib->GetHalfNmodeSupportByAPsHandler(dev)) target_ratr &= 0xf00fffff; current_ratr = rtl92e_readl(dev, RATR0); if (target_ratr != current_ratr) { u32 ratr_value; ratr_value = target_ratr; ratr_value &= ~(RATE_ALL_OFDM_2SS); rtl92e_writel(dev, RATR0, ratr_value); rtl92e_writeb(dev, UFWP, 1); } } else { pra->ratr_state = DM_RATR_STA_MAX; } } static void _rtl92e_dm_init_bandwidth_autoswitch(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); priv->rtllib->bandwidth_auto_switch.threshold_20Mhzto40Mhz = BW_AUTO_SWITCH_LOW_HIGH; priv->rtllib->bandwidth_auto_switch.threshold_40Mhzto20Mhz = BW_AUTO_SWITCH_HIGH_LOW; priv->rtllib->bandwidth_auto_switch.bforced_tx20Mhz = false; priv->rtllib->bandwidth_auto_switch.bautoswitch_enable = false; } static void _rtl92e_dm_bandwidth_autoswitch(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); if (priv->current_chnl_bw == HT_CHANNEL_WIDTH_20 || !priv->rtllib->bandwidth_auto_switch.bautoswitch_enable) return; if (!priv->rtllib->bandwidth_auto_switch.bforced_tx20Mhz) { if (priv->undecorated_smoothed_pwdb <= priv->rtllib->bandwidth_auto_switch.threshold_40Mhzto20Mhz) priv->rtllib->bandwidth_auto_switch.bforced_tx20Mhz = true; } else { if (priv->undecorated_smoothed_pwdb >= priv->rtllib->bandwidth_auto_switch.threshold_20Mhzto40Mhz) priv->rtllib->bandwidth_auto_switch.bforced_tx20Mhz = false; } } static u32 OFDMSwingTable[OFDM_TABLE_LEN] = { 0x7f8001fe, 0x71c001c7, 0x65400195, 0x5a400169, 0x50800142, 0x47c0011f, 0x40000100, 0x390000e4, 0x32c000cb, 0x2d4000b5, 0x288000a2, 0x24000090, 0x20000080, 0x1c800072, 0x19800066, 0x26c0005b, 0x24400051, 0x12000048, 0x10000040 }; static u8 CCKSwingTable_Ch1_Ch13[CCK_TABLE_LEN][8] = { {0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04}, {0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03}, {0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03}, {0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03}, {0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02}, {0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02}, {0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02}, {0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02}, {0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01}, {0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01}, {0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01}, {0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01} }; static u8 CCKSwingTable_Ch14[CCK_TABLE_LEN][8] = { {0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00}, {0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00}, {0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00}, {0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00}, {0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00}, {0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00}, {0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00}, {0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00}, {0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00}, {0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00}, {0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00}, {0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00} }; #define Pw_Track_Flag 0x11d #define Tssi_Mea_Value 0x13c #define Tssi_Report_Value1 0x134 #define Tssi_Report_Value2 0x13e #define FW_Busy_Flag 0x13f static void _rtl92e_dm_tx_update_tssi_weak_signal(struct net_device *dev) { struct r8192_priv *p = rtllib_priv(dev); if (p->rfa_txpowertrackingindex > 0) { p->rfa_txpowertrackingindex--; if (p->rfa_txpowertrackingindex_real > 4) { p->rfa_txpowertrackingindex_real--; rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[p->rfa_txpowertrackingindex_real]); } } else { rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[4]); } } static void _rtl92e_dm_tx_update_tssi_strong_signal(struct net_device *dev) { struct r8192_priv *p = rtllib_priv(dev); if (p->rfa_txpowertrackingindex < (TX_BB_GAIN_TABLE_LEN - 1)) { p->rfa_txpowertrackingindex++; p->rfa_txpowertrackingindex_real++; rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[p->rfa_txpowertrackingindex_real]); } else { rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[TX_BB_GAIN_TABLE_LEN - 1]); } } static void _rtl92e_dm_tx_power_tracking_callback_tssi(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); bool viviflag = false; struct dcmd_txcmd tx_cmd; int i = 0, j = 0, k = 0; u8 tmp_report[5] = {0, 0, 0, 0, 0}; u8 Pwr_Flag; u16 Avg_TSSI_Meas, tssi_13dBm, Avg_TSSI_Meas_from_driver = 0; u32 delta = 0; rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); priv->rtllib->bdynamic_txpower_enable = false; for (j = 0; j <= 30; j++) { tx_cmd.op = TXCMD_SET_TX_PWR_TRACKING; tx_cmd.length = 4; tx_cmd.value = priv->pwr_track >> 24; rtl92e_send_cmd_pkt(dev, DESC_PACKET_TYPE_NORMAL, (u8 *)&tx_cmd, sizeof(struct dcmd_txcmd)); mdelay(1); for (i = 0; i <= 30; i++) { Pwr_Flag = rtl92e_readb(dev, Pw_Track_Flag); if (Pwr_Flag == 0) { mdelay(1); if (priv->rtllib->rf_power_state != rf_on) { rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); return; } continue; } Avg_TSSI_Meas = rtl92e_readw(dev, Tssi_Mea_Value); if (Avg_TSSI_Meas == 0) { rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); return; } for (k = 0; k < 5; k++) { if (k != 4) tmp_report[k] = rtl92e_readb(dev, Tssi_Report_Value1 + k); else tmp_report[k] = rtl92e_readb(dev, Tssi_Report_Value2); if (tmp_report[k] <= 20) { viviflag = true; break; } } if (viviflag) { rtl92e_writeb(dev, Pw_Track_Flag, 0); viviflag = false; for (k = 0; k < 5; k++) tmp_report[k] = 0; break; } for (k = 0; k < 5; k++) Avg_TSSI_Meas_from_driver += tmp_report[k]; Avg_TSSI_Meas_from_driver *= 100 / 5; tssi_13dBm = priv->tssi_13dBm; if (Avg_TSSI_Meas_from_driver > tssi_13dBm) delta = Avg_TSSI_Meas_from_driver - tssi_13dBm; else delta = tssi_13dBm - Avg_TSSI_Meas_from_driver; if (delta <= E_FOR_TX_POWER_TRACK) { priv->rtllib->bdynamic_txpower_enable = true; rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); return; } if (Avg_TSSI_Meas_from_driver < tssi_13dBm - E_FOR_TX_POWER_TRACK) _rtl92e_dm_tx_update_tssi_weak_signal(dev); else _rtl92e_dm_tx_update_tssi_strong_signal(dev); priv->cck_present_attn_diff = priv->rfa_txpowertrackingindex_real - priv->rfa_txpowertracking_default; if (priv->current_chnl_bw == HT_CHANNEL_WIDTH_20) priv->cck_present_attn = priv->cck_present_attn_20m_def + priv->cck_present_attn_diff; else priv->cck_present_attn = priv->cck_present_attn_40m_def + priv->cck_present_attn_diff; if (priv->cck_present_attn > (CCK_TX_BB_GAIN_TABLE_LEN - 1)) priv->cck_present_attn = CCK_TX_BB_GAIN_TABLE_LEN - 1; if (priv->cck_present_attn < 0) priv->cck_present_attn = 0; if (priv->cck_present_attn > -1 && priv->cck_present_attn < CCK_TX_BB_GAIN_TABLE_LEN) { if (priv->rtllib->current_network.channel == 14 && !priv->bcck_in_ch14) { priv->bcck_in_ch14 = true; rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14); } else if (priv->rtllib->current_network.channel != 14 && priv->bcck_in_ch14) { priv->bcck_in_ch14 = false; rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14); } else { rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14); } } if (priv->cck_present_attn_diff <= -12 || priv->cck_present_attn_diff >= 24) { priv->rtllib->bdynamic_txpower_enable = true; rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); return; } rtl92e_writeb(dev, Pw_Track_Flag, 0); Avg_TSSI_Meas_from_driver = 0; for (k = 0; k < 5; k++) tmp_report[k] = 0; break; } rtl92e_writeb(dev, FW_Busy_Flag, 0); } priv->rtllib->bdynamic_txpower_enable = true; rtl92e_writeb(dev, Pw_Track_Flag, 0); } static void _rtl92e_dm_tx_power_tracking_cb_thermal(struct net_device *dev) { #define ThermalMeterVal 9 struct r8192_priv *priv = rtllib_priv(dev); u32 tmp_reg, tmp_cck; u8 tmp_ofdm_index, tmp_cck_index, tmp_cck_20m_index, tmp_cck_40m_index, tmpval; int i = 0, CCKSwingNeedUpdate = 0; if (!priv->tx_pwr_tracking_init) { tmp_reg = rtl92e_get_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord); for (i = 0; i < OFDM_TABLE_LEN; i++) { if (tmp_reg == OFDMSwingTable[i]) priv->ofdm_index[0] = i; } tmp_cck = rtl92e_get_bb_reg(dev, rCCK0_TxFilter1, bMaskByte2); for (i = 0; i < CCK_TABLE_LEN; i++) { if (tmp_cck == (u32)CCKSwingTable_Ch1_Ch13[i][0]) { priv->cck_index = i; break; } } priv->tx_pwr_tracking_init = true; return; } tmp_reg = rtl92e_get_rf_reg(dev, RF90_PATH_A, 0x12, 0x078); if (tmp_reg < 3 || tmp_reg > 13) return; if (tmp_reg >= 12) tmp_reg = 12; priv->thermal_meter[0] = ThermalMeterVal; priv->thermal_meter[1] = ThermalMeterVal; if (priv->thermal_meter[0] >= (u8)tmp_reg) { tmp_ofdm_index = 6 + (priv->thermal_meter[0] - (u8)tmp_reg); tmp_cck_20m_index = tmp_ofdm_index; tmp_cck_40m_index = tmp_cck_20m_index - 6; if (tmp_ofdm_index >= OFDM_TABLE_LEN) tmp_ofdm_index = OFDM_TABLE_LEN - 1; if (tmp_cck_20m_index >= CCK_TABLE_LEN) tmp_cck_20m_index = CCK_TABLE_LEN - 1; if (tmp_cck_40m_index >= CCK_TABLE_LEN) tmp_cck_40m_index = CCK_TABLE_LEN - 1; } else { tmpval = (u8)tmp_reg - priv->thermal_meter[0]; if (tmpval >= 6) { tmp_ofdm_index = 0; tmp_cck_20m_index = 0; } else { tmp_ofdm_index = 6 - tmpval; tmp_cck_20m_index = 6 - tmpval; } tmp_cck_40m_index = 0; } if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) tmp_cck_index = tmp_cck_40m_index; else tmp_cck_index = tmp_cck_20m_index; priv->rec_cck_20m_idx = tmp_cck_20m_index; priv->rec_cck_40m_idx = tmp_cck_40m_index; if (priv->rtllib->current_network.channel == 14 && !priv->bcck_in_ch14) { priv->bcck_in_ch14 = true; CCKSwingNeedUpdate = 1; } else if (priv->rtllib->current_network.channel != 14 && priv->bcck_in_ch14) { priv->bcck_in_ch14 = false; CCKSwingNeedUpdate = 1; } if (priv->cck_index != tmp_cck_index) { priv->cck_index = tmp_cck_index; CCKSwingNeedUpdate = 1; } if (CCKSwingNeedUpdate) rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14); if (priv->ofdm_index[0] != tmp_ofdm_index) { priv->ofdm_index[0] = tmp_ofdm_index; rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, OFDMSwingTable[priv->ofdm_index[0]]); } priv->txpower_count = 0; } void rtl92e_dm_txpower_tracking_wq(void *data) { struct r8192_priv *priv = container_of_dwork_rsl(data, struct r8192_priv, txpower_tracking_wq); struct net_device *dev = priv->rtllib->dev; if (priv->ic_cut >= IC_VersionCut_D) _rtl92e_dm_tx_power_tracking_callback_tssi(dev); else _rtl92e_dm_tx_power_tracking_cb_thermal(dev); } static void _rtl92e_dm_initialize_tx_power_tracking_tssi(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); priv->btxpower_tracking = true; priv->txpower_count = 0; priv->tx_pwr_tracking_init = false; } static void _rtl92e_dm_init_tx_power_tracking_thermal(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); if (priv->rtllib->FwRWRF) priv->btxpower_tracking = true; else priv->btxpower_tracking = false; priv->txpower_count = 0; priv->tx_pwr_tracking_init = false; } void rtl92e_dm_init_txpower_tracking(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); if (priv->ic_cut >= IC_VersionCut_D) _rtl92e_dm_initialize_tx_power_tracking_tssi(dev); else _rtl92e_dm_init_tx_power_tracking_thermal(dev); } static void _rtl92e_dm_check_tx_power_tracking_tssi(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); static u32 tx_power_track_counter; if (rtl92e_readb(dev, 0x11e) == 1) return; if (!priv->btxpower_tracking) return; tx_power_track_counter++; if (tx_power_track_counter >= 180) { schedule_delayed_work(&priv->txpower_tracking_wq, 0); tx_power_track_counter = 0; } } static void _rtl92e_dm_check_tx_power_tracking_thermal(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); static u8 TM_Trigger; u8 TxPowerCheckCnt = 0; TxPowerCheckCnt = 2; if (!priv->btxpower_tracking) return; if (priv->txpower_count <= TxPowerCheckCnt) { priv->txpower_count++; return; } if (!TM_Trigger) { rtl92e_set_rf_reg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4d); rtl92e_set_rf_reg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4f); rtl92e_set_rf_reg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4d); rtl92e_set_rf_reg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4f); TM_Trigger = 1; return; } netdev_info(dev, "===============>Schedule TxPowerTrackingWorkItem\n"); schedule_delayed_work(&priv->txpower_tracking_wq, 0); TM_Trigger = 0; } static void _rtl92e_dm_check_tx_power_tracking(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); if (priv->ic_cut >= IC_VersionCut_D) _rtl92e_dm_check_tx_power_tracking_tssi(dev); else _rtl92e_dm_check_tx_power_tracking_thermal(dev); } static void _rtl92e_dm_cck_tx_power_adjust_tssi(struct net_device *dev, bool bInCH14) { u32 TempVal; struct r8192_priv *priv = rtllib_priv(dev); u8 attenuation = priv->cck_present_attn; TempVal = 0; if (!bInCH14) { TempVal = (u32)(dm_cck_tx_bb_gain[attenuation][0] + (dm_cck_tx_bb_gain[attenuation][1] << 8)); rtl92e_set_bb_reg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal); TempVal = (u32)((dm_cck_tx_bb_gain[attenuation][2]) + (dm_cck_tx_bb_gain[attenuation][3] << 8) + (dm_cck_tx_bb_gain[attenuation][4] << 16) + (dm_cck_tx_bb_gain[attenuation][5] << 24)); rtl92e_set_bb_reg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal); TempVal = (u32)(dm_cck_tx_bb_gain[attenuation][6] + (dm_cck_tx_bb_gain[attenuation][7] << 8)); rtl92e_set_bb_reg(dev, rCCK0_DebugPort, bMaskLWord, TempVal); } else { TempVal = (u32)((dm_cck_tx_bb_gain_ch14[attenuation][0]) + (dm_cck_tx_bb_gain_ch14[attenuation][1] << 8)); rtl92e_set_bb_reg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal); TempVal = (u32)((dm_cck_tx_bb_gain_ch14[attenuation][2]) + (dm_cck_tx_bb_gain_ch14[attenuation][3] << 8) + (dm_cck_tx_bb_gain_ch14[attenuation][4] << 16) + (dm_cck_tx_bb_gain_ch14[attenuation][5] << 24)); rtl92e_set_bb_reg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal); TempVal = (u32)((dm_cck_tx_bb_gain_ch14[attenuation][6]) + (dm_cck_tx_bb_gain_ch14[attenuation][7] << 8)); rtl92e_set_bb_reg(dev, rCCK0_DebugPort, bMaskLWord, TempVal); } } static void _rtl92e_dm_cck_tx_power_adjust_thermal_meter(struct net_device *dev, bool bInCH14) { u32 TempVal; struct r8192_priv *priv = rtllib_priv(dev); TempVal = 0; if (!bInCH14) { TempVal = CCKSwingTable_Ch1_Ch13[priv->cck_index][0] + (CCKSwingTable_Ch1_Ch13[priv->cck_index][1] << 8); rtl92e_set_bb_reg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal); TempVal = CCKSwingTable_Ch1_Ch13[priv->cck_index][2] + (CCKSwingTable_Ch1_Ch13[priv->cck_index][3] << 8) + (CCKSwingTable_Ch1_Ch13[priv->cck_index][4] << 16) + (CCKSwingTable_Ch1_Ch13[priv->cck_index][5] << 24); rtl92e_set_bb_reg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal); TempVal = CCKSwingTable_Ch1_Ch13[priv->cck_index][6] + (CCKSwingTable_Ch1_Ch13[priv->cck_index][7] << 8); rtl92e_set_bb_reg(dev, rCCK0_DebugPort, bMaskLWord, TempVal); } else { TempVal = CCKSwingTable_Ch14[priv->cck_index][0] + (CCKSwingTable_Ch14[priv->cck_index][1] << 8); rtl92e_set_bb_reg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal); TempVal = CCKSwingTable_Ch14[priv->cck_index][2] + (CCKSwingTable_Ch14[priv->cck_index][3] << 8) + (CCKSwingTable_Ch14[priv->cck_index][4] << 16) + (CCKSwingTable_Ch14[priv->cck_index][5] << 24); rtl92e_set_bb_reg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal); TempVal = CCKSwingTable_Ch14[priv->cck_index][6] + (CCKSwingTable_Ch14[priv->cck_index][7] << 8); rtl92e_set_bb_reg(dev, rCCK0_DebugPort, bMaskLWord, TempVal); } } void rtl92e_dm_cck_txpower_adjust(struct net_device *dev, bool binch14) { struct r8192_priv *priv = rtllib_priv(dev); if (priv->ic_cut >= IC_VersionCut_D) _rtl92e_dm_cck_tx_power_adjust_tssi(dev, binch14); else _rtl92e_dm_cck_tx_power_adjust_thermal_meter(dev, binch14); } static void _rtl92e_dm_dig_init(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); dm_digtable.cur_sta_connect_state = DIG_STA_DISCONNECT; dm_digtable.pre_sta_connect_state = DIG_STA_DISCONNECT; dm_digtable.rssi_low_thresh = DM_DIG_THRESH_LOW; dm_digtable.rssi_high_thresh = DM_DIG_THRESH_HIGH; dm_digtable.rssi_high_power_lowthresh = DM_DIG_HIGH_PWR_THRESH_LOW; dm_digtable.rssi_high_power_highthresh = DM_DIG_HIGH_PWR_THRESH_HIGH; dm_digtable.rssi_val = 50; dm_digtable.backoff_val = DM_DIG_BACKOFF; dm_digtable.rx_gain_range_max = DM_DIG_MAX; if (priv->customer_id == RT_CID_819X_NETCORE) dm_digtable.rx_gain_range_min = DM_DIG_MIN_Netcore; else dm_digtable.rx_gain_range_min = DM_DIG_MIN; } static void _rtl92e_dm_ctrl_initgain_byrssi(struct net_device *dev) { _rtl92e_dm_ctrl_initgain_byrssi_driver(dev); } /*----------------------------------------------------------------------------- * Function: dm_CtrlInitGainBeforeConnectByRssiAndFalseAlarm() * * Overview: Driver monitor RSSI and False Alarm to change initial gain. Only change initial gain during link in progress. * * Input: IN PADAPTER pAdapter * * Output: NONE * * Return: NONE * * Revised History: * When Who Remark * 03/04/2009 hpfan Create Version 0. * ******************************************************************************/ static void _rtl92e_dm_ctrl_initgain_byrssi_driver(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u8 i; static u8 fw_dig; if (fw_dig <= 3) { for (i = 0; i < 3; i++) rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8); fw_dig++; } if (priv->rtllib->link_state == MAC80211_LINKED) dm_digtable.cur_sta_connect_state = DIG_STA_CONNECT; else dm_digtable.cur_sta_connect_state = DIG_STA_DISCONNECT; dm_digtable.rssi_val = priv->undecorated_smoothed_pwdb; _rtl92e_dm_initial_gain(dev); _rtl92e_dm_pd_th(dev); _rtl92e_dm_cs_ratio(dev); dm_digtable.pre_sta_connect_state = dm_digtable.cur_sta_connect_state; } static void _rtl92e_dm_initial_gain(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u8 initial_gain = 0; static u8 initialized, force_write; if (rtllib_act_scanning(priv->rtllib, true)) { force_write = 1; return; } if (dm_digtable.pre_sta_connect_state == dm_digtable.cur_sta_connect_state) { if (dm_digtable.cur_sta_connect_state == DIG_STA_CONNECT) { long gain_range = dm_digtable.rssi_val + 10 - dm_digtable.backoff_val; gain_range = clamp_t(long, gain_range, dm_digtable.rx_gain_range_min, dm_digtable.rx_gain_range_max); dm_digtable.cur_ig_value = gain_range; } else { if (dm_digtable.cur_ig_value == 0) dm_digtable.cur_ig_value = priv->def_initial_gain[0]; else dm_digtable.cur_ig_value = dm_digtable.pre_ig_value; } } else { dm_digtable.cur_ig_value = priv->def_initial_gain[0]; dm_digtable.pre_ig_value = 0; } if (dm_digtable.pre_ig_value != rtl92e_readb(dev, rOFDM0_XAAGCCore1)) force_write = 1; if ((dm_digtable.pre_ig_value != dm_digtable.cur_ig_value) || !initialized || force_write) { initial_gain = dm_digtable.cur_ig_value; rtl92e_writeb(dev, rOFDM0_XAAGCCore1, initial_gain); rtl92e_writeb(dev, rOFDM0_XBAGCCore1, initial_gain); rtl92e_writeb(dev, rOFDM0_XCAGCCore1, initial_gain); rtl92e_writeb(dev, rOFDM0_XDAGCCore1, initial_gain); dm_digtable.pre_ig_value = dm_digtable.cur_ig_value; initialized = 1; force_write = 0; } } static void _rtl92e_dm_pd_th(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); static u8 initialized, force_write; if (dm_digtable.pre_sta_connect_state == dm_digtable.cur_sta_connect_state) { if (dm_digtable.cur_sta_connect_state == DIG_STA_CONNECT) { if (dm_digtable.rssi_val >= dm_digtable.rssi_high_power_highthresh) dm_digtable.curpd_thstate = DIG_PD_AT_HIGH_POWER; else if (dm_digtable.rssi_val <= dm_digtable.rssi_low_thresh) dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER; else if ((dm_digtable.rssi_val >= dm_digtable.rssi_high_thresh) && (dm_digtable.rssi_val < dm_digtable.rssi_high_power_lowthresh)) dm_digtable.curpd_thstate = DIG_PD_AT_NORMAL_POWER; else dm_digtable.curpd_thstate = dm_digtable.prepd_thstate; } else { dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER; } } else { dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER; } if ((dm_digtable.prepd_thstate != dm_digtable.curpd_thstate) || (initialized <= 3) || force_write) { if (dm_digtable.curpd_thstate == DIG_PD_AT_LOW_POWER) { if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x00); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x42); } else if (dm_digtable.curpd_thstate == DIG_PD_AT_NORMAL_POWER) { if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x20); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x44); } else if (dm_digtable.curpd_thstate == DIG_PD_AT_HIGH_POWER) { if (priv->current_chnl_bw != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE + 3), 0x10); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x43); } dm_digtable.prepd_thstate = dm_digtable.curpd_thstate; if (initialized <= 3) initialized++; force_write = 0; } } static void _rtl92e_dm_cs_ratio(struct net_device *dev) { static u8 initialized, force_write; if (dm_digtable.pre_sta_connect_state == dm_digtable.cur_sta_connect_state) { if (dm_digtable.cur_sta_connect_state == DIG_STA_CONNECT) { if (dm_digtable.rssi_val <= dm_digtable.rssi_low_thresh) dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER; else if (dm_digtable.rssi_val >= dm_digtable.rssi_high_thresh) dm_digtable.curcs_ratio_state = DIG_CS_RATIO_HIGHER; else dm_digtable.curcs_ratio_state = dm_digtable.precs_ratio_state; } else { dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER; } } else { dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER; } if ((dm_digtable.precs_ratio_state != dm_digtable.curcs_ratio_state) || !initialized || force_write) { if (dm_digtable.curcs_ratio_state == DIG_CS_RATIO_LOWER) rtl92e_writeb(dev, 0xa0a, 0x08); else if (dm_digtable.curcs_ratio_state == DIG_CS_RATIO_HIGHER) rtl92e_writeb(dev, 0xa0a, 0xcd); dm_digtable.precs_ratio_state = dm_digtable.curcs_ratio_state; initialized = 1; force_write = 0; } } void rtl92e_dm_init_edca_turbo(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); priv->bcurrent_turbo_EDCA = false; priv->rtllib->bis_any_nonbepkts = false; priv->bis_cur_rdlstate = false; } static void _rtl92e_dm_check_edca_turbo(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); struct rt_hi_throughput *ht_info = priv->rtllib->ht_info; static unsigned long lastTxOkCnt; static unsigned long lastRxOkCnt; unsigned long curTxOkCnt = 0; unsigned long curRxOkCnt = 0; if (priv->rtllib->link_state != MAC80211_LINKED) goto dm_CheckEdcaTurbo_EXIT; if (priv->rtllib->ht_info->iot_action & HT_IOT_ACT_DISABLE_EDCA_TURBO) goto dm_CheckEdcaTurbo_EXIT; if (!priv->rtllib->bis_any_nonbepkts) { curTxOkCnt = priv->stats.txbytesunicast - lastTxOkCnt; curRxOkCnt = priv->stats.rxbytesunicast - lastRxOkCnt; if (ht_info->iot_action & HT_IOT_ACT_EDCA_BIAS_ON_RX) { if (curTxOkCnt > 4 * curRxOkCnt) { if (priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) { rtl92e_writel(dev, EDCAPARA_BE, edca_setting_UL[ht_info->iot_peer]); priv->bis_cur_rdlstate = false; } } else { if (!priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) { if (priv->rtllib->mode == WIRELESS_MODE_G) rtl92e_writel(dev, EDCAPARA_BE, edca_setting_DL_GMode[ht_info->iot_peer]); else rtl92e_writel(dev, EDCAPARA_BE, edca_setting_DL[ht_info->iot_peer]); priv->bis_cur_rdlstate = true; } } priv->bcurrent_turbo_EDCA = true; } else { if (curRxOkCnt > 4 * curTxOkCnt) { if (!priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) { if (priv->rtllib->mode == WIRELESS_MODE_G) rtl92e_writel(dev, EDCAPARA_BE, edca_setting_DL_GMode[ht_info->iot_peer]); else rtl92e_writel(dev, EDCAPARA_BE, edca_setting_DL[ht_info->iot_peer]); priv->bis_cur_rdlstate = true; } } else { if (priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) { rtl92e_writel(dev, EDCAPARA_BE, edca_setting_UL[ht_info->iot_peer]); priv->bis_cur_rdlstate = false; } } priv->bcurrent_turbo_EDCA = true; } } else { if (priv->bcurrent_turbo_EDCA) { u8 tmp = AC0_BE; priv->rtllib->SetHwRegHandler(dev, HW_VAR_AC_PARAM, (u8 *)(&tmp)); priv->bcurrent_turbo_EDCA = false; } } dm_CheckEdcaTurbo_EXIT: priv->rtllib->bis_any_nonbepkts = false; lastTxOkCnt = priv->stats.txbytesunicast; lastRxOkCnt = priv->stats.rxbytesunicast; } static void _rtl92e_dm_init_cts_to_self(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv((struct net_device *)dev); priv->rtllib->bCTSToSelfEnable = true; } static void _rtl92e_dm_cts_to_self(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv((struct net_device *)dev); struct rt_hi_throughput *ht_info = priv->rtllib->ht_info; static unsigned long lastTxOkCnt; static unsigned long lastRxOkCnt; unsigned long curTxOkCnt = 0; unsigned long curRxOkCnt = 0; if (!priv->rtllib->bCTSToSelfEnable) { ht_info->iot_action &= ~HT_IOT_ACT_FORCED_CTS2SELF; return; } if (ht_info->iot_peer == HT_IOT_PEER_BROADCOM) { curTxOkCnt = priv->stats.txbytesunicast - lastTxOkCnt; curRxOkCnt = priv->stats.rxbytesunicast - lastRxOkCnt; if (curRxOkCnt > 4 * curTxOkCnt) ht_info->iot_action &= ~HT_IOT_ACT_FORCED_CTS2SELF; else ht_info->iot_action |= HT_IOT_ACT_FORCED_CTS2SELF; lastTxOkCnt = priv->stats.txbytesunicast; lastRxOkCnt = priv->stats.rxbytesunicast; } } static void _rtl92e_dm_check_rf_ctrl_gpio(void *data) { struct r8192_priv *priv = container_of_dwork_rsl(data, struct r8192_priv, gpio_change_rf_wq); struct net_device *dev = priv->rtllib->dev; u8 tmp1byte; enum rt_rf_power_state rf_power_state_to_set; bool bActuallySet = false; if ((priv->up_first_time == 1) || (priv->being_init_adapter)) return; if (priv->bfirst_after_down) return; tmp1byte = rtl92e_readb(dev, GPI); rf_power_state_to_set = (tmp1byte & BIT(1)) ? rf_on : rf_off; if (priv->hw_radio_off && (rf_power_state_to_set == rf_on)) { netdev_info(dev, "gpiochangeRF - HW Radio ON\n"); priv->hw_radio_off = false; bActuallySet = true; } else if (!priv->hw_radio_off && (rf_power_state_to_set == rf_off)) { netdev_info(dev, "gpiochangeRF - HW Radio OFF\n"); priv->hw_radio_off = true; bActuallySet = true; } if (bActuallySet) { mdelay(1000); priv->hw_rf_off_action = 1; rtl92e_set_rf_state(dev, rf_power_state_to_set, RF_CHANGE_BY_HW); } } void rtl92e_dm_rf_pathcheck_wq(void *data) { struct r8192_priv *priv = container_of_dwork_rsl(data, struct r8192_priv, rfpath_check_wq); struct net_device *dev = priv->rtllib->dev; u8 rfpath, i; rfpath = rtl92e_readb(dev, 0xc04); for (i = 0; i < RF90_PATH_MAX; i++) { if (rfpath & (0x01 << i)) priv->brfpath_rxenable[i] = true; else priv->brfpath_rxenable[i] = false; } if (!dm_rx_path_sel_table.enable) return; _rtl92e_dm_rx_path_sel_byrssi(dev); } static void _rtl92e_dm_init_rx_path_selection(struct net_device *dev) { u8 i; struct r8192_priv *priv = rtllib_priv(dev); dm_rx_path_sel_table.enable = 1; dm_rx_path_sel_table.ss_th_low = RX_PATH_SEL_SS_TH_LOW; dm_rx_path_sel_table.diff_th = RX_PATH_SEL_DIFF_TH; if (priv->customer_id == RT_CID_819X_NETCORE) dm_rx_path_sel_table.cck_method = CCK_Rx_Version_2; else dm_rx_path_sel_table.cck_method = CCK_Rx_Version_1; dm_rx_path_sel_table.disabled_rf = 0; for (i = 0; i < 4; i++) { dm_rx_path_sel_table.rf_rssi[i] = 50; dm_rx_path_sel_table.cck_pwdb_sta[i] = -64; dm_rx_path_sel_table.rf_enable_rssi_th[i] = 100; } } #define PWDB_IN_RANGE ((cur_cck_pwdb < tmp_cck_max_pwdb) && \ (cur_cck_pwdb > tmp_cck_sec_pwdb)) static void _rtl92e_dm_rx_path_sel_byrssi(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u8 i, max_rssi_index = 0, min_rssi_index = 0; u8 sec_rssi_index = 0, rf_num = 0; u8 tmp_max_rssi = 0, tmp_min_rssi = 0, tmp_sec_rssi = 0; u8 cck_default_Rx = 0x2; u8 cck_optional_Rx = 0x3; long tmp_cck_max_pwdb = 0, tmp_cck_min_pwdb = 0, tmp_cck_sec_pwdb = 0; u8 cck_rx_ver2_max_index = 0; u8 cck_rx_ver2_sec_index = 0; u8 cur_rf_rssi; long cur_cck_pwdb; static u8 disabled_rf_cnt, cck_Rx_Path_initialized; u8 update_cck_rx_path; if (!cck_Rx_Path_initialized) { dm_rx_path_sel_table.cck_rx_path = (rtl92e_readb(dev, 0xa07) & 0xf); cck_Rx_Path_initialized = 1; } dm_rx_path_sel_table.disabled_rf = 0xf; dm_rx_path_sel_table.disabled_rf &= ~(rtl92e_readb(dev, 0xc04)); if (priv->rtllib->mode == WIRELESS_MODE_B) dm_rx_path_sel_table.cck_method = CCK_Rx_Version_2; for (i = 0; i < RF90_PATH_MAX; i++) { dm_rx_path_sel_table.rf_rssi[i] = priv->stats.rx_rssi_percentage[i]; if (priv->brfpath_rxenable[i]) { rf_num++; cur_rf_rssi = dm_rx_path_sel_table.rf_rssi[i]; if (rf_num == 1) { max_rssi_index = min_rssi_index = sec_rssi_index = i; tmp_max_rssi = tmp_min_rssi = tmp_sec_rssi = cur_rf_rssi; } else if (rf_num == 2) { if (cur_rf_rssi >= tmp_max_rssi) { tmp_max_rssi = cur_rf_rssi; max_rssi_index = i; } else { tmp_sec_rssi = tmp_min_rssi = cur_rf_rssi; sec_rssi_index = min_rssi_index = i; } } else { if (cur_rf_rssi > tmp_max_rssi) { tmp_sec_rssi = tmp_max_rssi; sec_rssi_index = max_rssi_index; tmp_max_rssi = cur_rf_rssi; max_rssi_index = i; } else if (cur_rf_rssi == tmp_max_rssi) { tmp_sec_rssi = cur_rf_rssi; sec_rssi_index = i; } else if ((cur_rf_rssi < tmp_max_rssi) && (cur_rf_rssi > tmp_sec_rssi)) { tmp_sec_rssi = cur_rf_rssi; sec_rssi_index = i; } else if (cur_rf_rssi == tmp_sec_rssi) { if (tmp_sec_rssi == tmp_min_rssi) { tmp_sec_rssi = cur_rf_rssi; sec_rssi_index = i; } } else if ((cur_rf_rssi < tmp_sec_rssi) && (cur_rf_rssi > tmp_min_rssi)) { ; } else if (cur_rf_rssi == tmp_min_rssi) { if (tmp_sec_rssi == tmp_min_rssi) { tmp_min_rssi = cur_rf_rssi; min_rssi_index = i; } } else if (cur_rf_rssi < tmp_min_rssi) { tmp_min_rssi = cur_rf_rssi; min_rssi_index = i; } } } } rf_num = 0; if (dm_rx_path_sel_table.cck_method == CCK_Rx_Version_2) { for (i = 0; i < RF90_PATH_MAX; i++) { if (priv->brfpath_rxenable[i]) { rf_num++; cur_cck_pwdb = dm_rx_path_sel_table.cck_pwdb_sta[i]; if (rf_num == 1) { cck_rx_ver2_max_index = i; cck_rx_ver2_sec_index = i; tmp_cck_max_pwdb = cur_cck_pwdb; tmp_cck_min_pwdb = cur_cck_pwdb; tmp_cck_sec_pwdb = cur_cck_pwdb; } else if (rf_num == 2) { if (cur_cck_pwdb >= tmp_cck_max_pwdb) { tmp_cck_max_pwdb = cur_cck_pwdb; cck_rx_ver2_max_index = i; } else { tmp_cck_sec_pwdb = cur_cck_pwdb; tmp_cck_min_pwdb = cur_cck_pwdb; cck_rx_ver2_sec_index = i; } } else { if (cur_cck_pwdb > tmp_cck_max_pwdb) { tmp_cck_sec_pwdb = tmp_cck_max_pwdb; cck_rx_ver2_sec_index = cck_rx_ver2_max_index; tmp_cck_max_pwdb = cur_cck_pwdb; cck_rx_ver2_max_index = i; } else if (cur_cck_pwdb == tmp_cck_max_pwdb) { tmp_cck_sec_pwdb = cur_cck_pwdb; cck_rx_ver2_sec_index = i; } else if (PWDB_IN_RANGE) { tmp_cck_sec_pwdb = cur_cck_pwdb; cck_rx_ver2_sec_index = i; } else if (cur_cck_pwdb == tmp_cck_sec_pwdb) { if (tmp_cck_sec_pwdb == tmp_cck_min_pwdb) { tmp_cck_sec_pwdb = cur_cck_pwdb; cck_rx_ver2_sec_index = i; } } else if ((cur_cck_pwdb < tmp_cck_sec_pwdb) && (cur_cck_pwdb > tmp_cck_min_pwdb)) { ; } else if (cur_cck_pwdb == tmp_cck_min_pwdb) { if (tmp_cck_sec_pwdb == tmp_cck_min_pwdb) tmp_cck_min_pwdb = cur_cck_pwdb; } else if (cur_cck_pwdb < tmp_cck_min_pwdb) { tmp_cck_min_pwdb = cur_cck_pwdb; } } } } } update_cck_rx_path = 0; if (dm_rx_path_sel_table.cck_method == CCK_Rx_Version_2) { cck_default_Rx = cck_rx_ver2_max_index; cck_optional_Rx = cck_rx_ver2_sec_index; if (tmp_cck_max_pwdb != -64) update_cck_rx_path = 1; } if (tmp_min_rssi < dm_rx_path_sel_table.ss_th_low && disabled_rf_cnt < 2) { if ((tmp_max_rssi - tmp_min_rssi) >= dm_rx_path_sel_table.diff_th) { dm_rx_path_sel_table.rf_enable_rssi_th[min_rssi_index] = tmp_max_rssi + 5; rtl92e_set_bb_reg(dev, rOFDM0_TRxPathEnable, 0x1 << min_rssi_index, 0x0); rtl92e_set_bb_reg(dev, rOFDM1_TRxPathEnable, 0x1 << min_rssi_index, 0x0); disabled_rf_cnt++; } if (dm_rx_path_sel_table.cck_method == CCK_Rx_Version_1) { cck_default_Rx = max_rssi_index; cck_optional_Rx = sec_rssi_index; if (tmp_max_rssi) update_cck_rx_path = 1; } } if (update_cck_rx_path) { dm_rx_path_sel_table.cck_rx_path = (cck_default_Rx << 2) | (cck_optional_Rx); rtl92e_set_bb_reg(dev, rCCK0_AFESetting, 0x0f000000, dm_rx_path_sel_table.cck_rx_path); } if (dm_rx_path_sel_table.disabled_rf) { for (i = 0; i < 4; i++) { if ((dm_rx_path_sel_table.disabled_rf >> i) & 0x1) { if (tmp_max_rssi >= dm_rx_path_sel_table.rf_enable_rssi_th[i]) { rtl92e_set_bb_reg(dev, rOFDM0_TRxPathEnable, 0x1 << i, 0x1); rtl92e_set_bb_reg(dev, rOFDM1_TRxPathEnable, 0x1 << i, 0x1); dm_rx_path_sel_table.rf_enable_rssi_th[i] = 100; disabled_rf_cnt--; } } } } } static void _rtl92e_dm_check_rx_path_selection(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); schedule_delayed_work(&priv->rfpath_check_wq, 0); } static void _rtl92e_dm_init_fsync(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); priv->rtllib->fsync_time_interval = 500; priv->rtllib->fsync_rate_bitmap = 0x0f000800; priv->rtllib->fsync_rssi_threshold = 30; priv->rtllib->bfsync_enable = false; priv->rtllib->fsync_multiple_timeinterval = 3; priv->rtllib->fsync_firstdiff_ratethreshold = 100; priv->rtllib->fsync_seconddiff_ratethreshold = 200; priv->rtllib->fsync_state = Default_Fsync; timer_setup(&priv->fsync_timer, _rtl92e_dm_fsync_timer_callback, 0); } static void _rtl92e_dm_deinit_fsync(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); del_timer_sync(&priv->fsync_timer); } static void _rtl92e_dm_fsync_timer_callback(struct timer_list *t) { struct r8192_priv *priv = from_timer(priv, t, fsync_timer); struct net_device *dev = priv->rtllib->dev; u32 rate_index, rate_count = 0, rate_count_diff = 0; bool bSwitchFromCountDiff = false; bool bDoubleTimeInterval = false; if (priv->rtllib->link_state == MAC80211_LINKED && priv->rtllib->bfsync_enable && (priv->rtllib->ht_info->iot_action & HT_IOT_ACT_CDD_FSYNC)) { u32 rate_bitmap; for (rate_index = 0; rate_index <= 27; rate_index++) { rate_bitmap = 1 << rate_index; if (priv->rtllib->fsync_rate_bitmap & rate_bitmap) rate_count += priv->stats.received_rate_histogram[1] [rate_index]; } if (rate_count < priv->rate_record) rate_count_diff = 0xffffffff - rate_count + priv->rate_record; else rate_count_diff = rate_count - priv->rate_record; if (rate_count_diff < priv->rate_count_diff_rec) { u32 DiffNum = priv->rate_count_diff_rec - rate_count_diff; if (DiffNum >= priv->rtllib->fsync_seconddiff_ratethreshold) priv->continue_diff_count++; else priv->continue_diff_count = 0; if (priv->continue_diff_count >= 2) { bSwitchFromCountDiff = true; priv->continue_diff_count = 0; } } else { priv->continue_diff_count = 0; } if (rate_count_diff <= priv->rtllib->fsync_firstdiff_ratethreshold) { bSwitchFromCountDiff = true; priv->continue_diff_count = 0; } priv->rate_record = rate_count; priv->rate_count_diff_rec = rate_count_diff; if (priv->undecorated_smoothed_pwdb > priv->rtllib->fsync_rssi_threshold && bSwitchFromCountDiff) { bDoubleTimeInterval = true; priv->bswitch_fsync = !priv->bswitch_fsync; if (priv->bswitch_fsync) { rtl92e_writeb(dev, 0xC36, 0x1c); rtl92e_writeb(dev, 0xC3e, 0x90); } else { rtl92e_writeb(dev, 0xC36, 0x5c); rtl92e_writeb(dev, 0xC3e, 0x96); } } else if (priv->undecorated_smoothed_pwdb <= priv->rtllib->fsync_rssi_threshold) { if (priv->bswitch_fsync) { priv->bswitch_fsync = false; rtl92e_writeb(dev, 0xC36, 0x5c); rtl92e_writeb(dev, 0xC3e, 0x96); } } if (bDoubleTimeInterval) { if (timer_pending(&priv->fsync_timer)) del_timer_sync(&priv->fsync_timer); priv->fsync_timer.expires = jiffies + msecs_to_jiffies(priv->rtllib->fsync_time_interval * priv->rtllib->fsync_multiple_timeinterval); add_timer(&priv->fsync_timer); } else { if (timer_pending(&priv->fsync_timer)) del_timer_sync(&priv->fsync_timer); priv->fsync_timer.expires = jiffies + msecs_to_jiffies(priv->rtllib->fsync_time_interval); add_timer(&priv->fsync_timer); } } else { if (priv->bswitch_fsync) { priv->bswitch_fsync = false; rtl92e_writeb(dev, 0xC36, 0x5c); rtl92e_writeb(dev, 0xC3e, 0x96); } priv->continue_diff_count = 0; rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c52cd); } } static void _rtl92e_dm_start_hw_fsync(struct net_device *dev) { u8 rf_timing = 0x77; struct r8192_priv *priv = rtllib_priv(dev); rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c12cf); priv->rtllib->SetHwRegHandler(dev, HW_VAR_RF_TIMING, (u8 *)(&rf_timing)); rtl92e_writeb(dev, 0xc3b, 0x41); } static void _rtl92e_dm_end_hw_fsync(struct net_device *dev) { u8 rf_timing = 0xaa; struct r8192_priv *priv = rtllib_priv(dev); rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c52cd); priv->rtllib->SetHwRegHandler(dev, HW_VAR_RF_TIMING, (u8 *) (&rf_timing)); rtl92e_writeb(dev, 0xc3b, 0x49); } static void _rtl92e_dm_end_sw_fsync(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); del_timer_sync(&(priv->fsync_timer)); if (priv->bswitch_fsync) { priv->bswitch_fsync = false; rtl92e_writeb(dev, 0xC36, 0x5c); rtl92e_writeb(dev, 0xC3e, 0x96); } priv->continue_diff_count = 0; rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c52cd); } static void _rtl92e_dm_start_sw_fsync(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u32 rate_index; u32 rate_bitmap; priv->rate_record = 0; priv->continue_diff_count = 0; priv->rate_count_diff_rec = 0; priv->bswitch_fsync = false; if (priv->rtllib->mode == WIRELESS_MODE_N_24G) { priv->rtllib->fsync_firstdiff_ratethreshold = 600; priv->rtllib->fsync_seconddiff_ratethreshold = 0xffff; } else { priv->rtllib->fsync_firstdiff_ratethreshold = 200; priv->rtllib->fsync_seconddiff_ratethreshold = 200; } for (rate_index = 0; rate_index <= 27; rate_index++) { rate_bitmap = 1 << rate_index; if (priv->rtllib->fsync_rate_bitmap & rate_bitmap) priv->rate_record += priv->stats.received_rate_histogram[1] [rate_index]; } if (timer_pending(&priv->fsync_timer)) del_timer_sync(&priv->fsync_timer); priv->fsync_timer.expires = jiffies + msecs_to_jiffies(priv->rtllib->fsync_time_interval); add_timer(&priv->fsync_timer); rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c12cd); } static void _rtl92e_dm_check_fsync(struct net_device *dev) { #define RegC38_Default 0 #define RegC38_NonFsync_Other_AP 1 #define RegC38_Fsync_AP_BCM 2 struct r8192_priv *priv = rtllib_priv(dev); static u8 reg_c38_State = RegC38_Default; if (priv->rtllib->link_state == MAC80211_LINKED && priv->rtllib->ht_info->iot_peer == HT_IOT_PEER_BROADCOM) { if (priv->rtllib->bfsync_enable == 0) { switch (priv->rtllib->fsync_state) { case Default_Fsync: _rtl92e_dm_start_hw_fsync(dev); priv->rtllib->fsync_state = HW_Fsync; break; case SW_Fsync: _rtl92e_dm_end_sw_fsync(dev); _rtl92e_dm_start_hw_fsync(dev); priv->rtllib->fsync_state = HW_Fsync; break; case HW_Fsync: default: break; } } else { switch (priv->rtllib->fsync_state) { case Default_Fsync: _rtl92e_dm_start_sw_fsync(dev); priv->rtllib->fsync_state = SW_Fsync; break; case HW_Fsync: _rtl92e_dm_end_hw_fsync(dev); _rtl92e_dm_start_sw_fsync(dev); priv->rtllib->fsync_state = SW_Fsync; break; case SW_Fsync: default: break; } } if (reg_c38_State != RegC38_Fsync_AP_BCM) { rtl92e_writeb(dev, rOFDM0_RxDetector3, 0x95); reg_c38_State = RegC38_Fsync_AP_BCM; } } else { switch (priv->rtllib->fsync_state) { case HW_Fsync: _rtl92e_dm_end_hw_fsync(dev); priv->rtllib->fsync_state = Default_Fsync; break; case SW_Fsync: _rtl92e_dm_end_sw_fsync(dev); priv->rtllib->fsync_state = Default_Fsync; break; case Default_Fsync: default: break; } if (priv->rtllib->link_state == MAC80211_LINKED) { if (priv->undecorated_smoothed_pwdb <= RegC38_TH) { if (reg_c38_State != RegC38_NonFsync_Other_AP) { rtl92e_writeb(dev, rOFDM0_RxDetector3, 0x90); reg_c38_State = RegC38_NonFsync_Other_AP; } } else if (priv->undecorated_smoothed_pwdb >= (RegC38_TH + 5)) { if (reg_c38_State) { rtl92e_writeb(dev, rOFDM0_RxDetector3, priv->framesync); reg_c38_State = RegC38_Default; } } } else { if (reg_c38_State) { rtl92e_writeb(dev, rOFDM0_RxDetector3, priv->framesync); reg_c38_State = RegC38_Default; } } } } /*---------------------------Define function prototype------------------------*/ static void _rtl92e_dm_init_dynamic_tx_power(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); priv->rtllib->bdynamic_txpower_enable = true; priv->last_dtp_flag_high = false; priv->last_dtp_flag_low = false; priv->dynamic_tx_high_pwr = false; priv->dynamic_tx_low_pwr = false; } static void _rtl92e_dm_dynamic_tx_power(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); unsigned int txhipower_threshold = 0; unsigned int txlowpower_threshold = 0; if (!priv->rtllib->bdynamic_txpower_enable) { priv->dynamic_tx_high_pwr = false; priv->dynamic_tx_low_pwr = false; return; } if ((priv->rtllib->ht_info->iot_peer == HT_IOT_PEER_ATHEROS) && (priv->rtllib->mode == WIRELESS_MODE_G)) { txhipower_threshold = TX_POWER_ATHEROAP_THRESH_HIGH; txlowpower_threshold = TX_POWER_ATHEROAP_THRESH_LOW; } else { txhipower_threshold = TX_POWER_NEAR_FIELD_THRESH_HIGH; txlowpower_threshold = TX_POWER_NEAR_FIELD_THRESH_LOW; } if (priv->rtllib->link_state == MAC80211_LINKED) { if (priv->undecorated_smoothed_pwdb >= txhipower_threshold) { priv->dynamic_tx_high_pwr = true; priv->dynamic_tx_low_pwr = false; } else { if (priv->undecorated_smoothed_pwdb < txlowpower_threshold && priv->dynamic_tx_high_pwr) priv->dynamic_tx_high_pwr = false; if (priv->undecorated_smoothed_pwdb < 35) priv->dynamic_tx_low_pwr = true; else if (priv->undecorated_smoothed_pwdb >= 40) priv->dynamic_tx_low_pwr = false; } } else { priv->dynamic_tx_high_pwr = false; priv->dynamic_tx_low_pwr = false; } if ((priv->dynamic_tx_high_pwr != priv->last_dtp_flag_high) || (priv->dynamic_tx_low_pwr != priv->last_dtp_flag_low)) { rtl92e_set_tx_power(dev, priv->rtllib->current_network.channel); } priv->last_dtp_flag_high = priv->dynamic_tx_high_pwr; priv->last_dtp_flag_low = priv->dynamic_tx_low_pwr; } static void _rtl92e_dm_check_txrateandretrycount(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); struct rtllib_device *ieee = priv->rtllib; ieee->softmac_stats.CurrentShowTxate = rtl92e_readb(dev, CURRENT_TX_RATE_REG); ieee->softmac_stats.last_packet_rate = rtl92e_readb(dev, INITIAL_TX_RATE_REG); ieee->softmac_stats.txretrycount = rtl92e_readl(dev, TX_RETRY_COUNT_REG); } static void _rtl92e_dm_send_rssi_to_fw(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); rtl92e_writeb(dev, DRIVER_RSSI, priv->undecorated_smoothed_pwdb); }