// 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[TxBBGainTableLength] = { 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[CCKTxBBGainTableLength][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[CCKTxBBGainTableLength][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_RxPathSelTable; /*------------------------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_bb_initialgain_restore(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_highpwr(struct net_device *dev); static void _rtl92e_dm_ctrl_initgain_byrssi_driver(struct net_device *dev); static void _rtl92e_dm_ctrl_initgain_byrssi_false_alarm(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_init_wa_broadcom_iot(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_ac_dc_power(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->DM_Type = DM_Type_ByDriver; 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); if (IS_HARDWARE_TYPE_8192SE(dev)) _rtl92e_dm_init_wa_broadcom_iot(dev); INIT_DELAYED_WORK_RSL(&priv->gpio_change_rf_wq, (void *)_rtl92e_dm_check_rf_ctrl_gpio, dev); } 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_ac_dc_power(dev); _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); } static void _rtl92e_dm_check_ac_dc_power(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); static char const ac_dc_script[] = "/etc/acpi/wireless-rtl-ac-dc-power.sh"; char *argv[] = {(char *)ac_dc_script, DRV_NAME, NULL}; static char *envp[] = {"HOME=/", "TERM=linux", "PATH=/usr/bin:/bin", NULL}; if (priv->ResetProgress == RESET_TYPE_SILENT) { RT_TRACE((COMP_INIT | COMP_POWER | COMP_RF), "GPIOChangeRFWorkItemCallBack(): Silent Reset!!!!!!!\n"); return; } if (priv->rtllib->state != RTLLIB_LINKED) return; call_usermodehelper(ac_dc_script, argv, envp, UMH_WAIT_PROC); return; }; 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 = RateAdaptiveTH_High; pra->low2high_rssi_thresh_for_ra20M = RateAdaptiveTH_Low_20M+5; pra->low2high_rssi_thresh_for_ra40M = RateAdaptiveTH_Low_40M+5; pra->high_rssi_thresh_for_ra = RateAdaptiveTH_High+5; pra->low_rssi_thresh_for_ra20M = RateAdaptiveTH_Low_20M; pra->low_rssi_thresh_for_ra40M = RateAdaptiveTH_Low_40M; if (priv->CustomerID == RT_CID_819x_Netcore) pra->ping_rssi_enable = 1; else pra->ping_rssi_enable = 0; pra->ping_rssi_thresh_for_ra = 15; if (priv->rf_type == RF_2T4R) { pra->upper_rssi_threshold_ratr = 0x8f0f0000; pra->middle_rssi_threshold_ratr = 0x8f0ff000; pra->low_rssi_threshold_ratr = 0x8f0ff001; pra->low_rssi_threshold_ratr_40M = 0x8f0ff005; pra->low_rssi_threshold_ratr_20M = 0x8f0ff001; pra->ping_rssi_ratr = 0x0000000d; } else if (priv->rf_type == RF_1T2R) { 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 *pHTInfo = priv->rtllib->pHTInfo; struct rate_adaptive *pra = &priv->rate_adaptive; u32 currentRATR, targetRATR = 0; u32 LowRSSIThreshForRA = 0, HighRSSIThreshForRA = 0; bool bshort_gi_enabled = false; static u8 ping_rssi_state; if (!priv->up) { RT_TRACE(COMP_RATE, "<---- %s: driver is going to unload\n", __func__); return; } if (pra->rate_adaptive_disabled) return; if (!(priv->rtllib->mode == WIRELESS_MODE_N_24G || priv->rtllib->mode == WIRELESS_MODE_N_5G)) return; if (priv->rtllib->state == RTLLIB_LINKED) { bshort_gi_enabled = (pHTInfo->bCurTxBW40MHz && pHTInfo->bCurShortGI40MHz) || (!pHTInfo->bCurTxBW40MHz && pHTInfo->bCurShortGI20MHz); pra->upper_rssi_threshold_ratr = (pra->upper_rssi_threshold_ratr & (~BIT31)) | ((bshort_gi_enabled) ? BIT31 : 0); pra->middle_rssi_threshold_ratr = (pra->middle_rssi_threshold_ratr & (~BIT31)) | ((bshort_gi_enabled) ? BIT31 : 0); if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) { pra->low_rssi_threshold_ratr = (pra->low_rssi_threshold_ratr_40M & (~BIT31)) | ((bshort_gi_enabled) ? BIT31 : 0); } else { pra->low_rssi_threshold_ratr = (pra->low_rssi_threshold_ratr_20M & (~BIT31)) | ((bshort_gi_enabled) ? BIT31 : 0); } pra->ping_rssi_ratr = (pra->ping_rssi_ratr & (~BIT31)) | ((bshort_gi_enabled) ? BIT31 : 0); if (pra->ratr_state == DM_RATR_STA_HIGH) { HighRSSIThreshForRA = pra->high2low_rssi_thresh_for_ra; LowRSSIThreshForRA = (priv->CurrentChannelBW != 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) { HighRSSIThreshForRA = pra->high_rssi_thresh_for_ra; LowRSSIThreshForRA = (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) ? (pra->low2high_rssi_thresh_for_ra40M) : (pra->low2high_rssi_thresh_for_ra20M); } else { HighRSSIThreshForRA = pra->high_rssi_thresh_for_ra; LowRSSIThreshForRA = (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) ? (pra->low_rssi_thresh_for_ra40M) : (pra->low_rssi_thresh_for_ra20M); } if (priv->undecorated_smoothed_pwdb >= (long)HighRSSIThreshForRA) { pra->ratr_state = DM_RATR_STA_HIGH; targetRATR = pra->upper_rssi_threshold_ratr; } else if (priv->undecorated_smoothed_pwdb >= (long)LowRSSIThreshForRA) { pra->ratr_state = DM_RATR_STA_MIDDLE; targetRATR = pra->middle_rssi_threshold_ratr; } else { pra->ratr_state = DM_RATR_STA_LOW; targetRATR = 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; targetRATR = pra->ping_rssi_ratr; ping_rssi_state = 1; } } else { ping_rssi_state = 0; } } if (priv->rtllib->GetHalfNmodeSupportByAPsHandler(dev)) targetRATR &= 0xf00fffff; currentRATR = rtl92e_readl(dev, RATR0); if (targetRATR != currentRATR) { u32 ratr_value; ratr_value = targetRATR; RT_TRACE(COMP_RATE, "currentRATR = %x, targetRATR = %x\n", currentRATR, targetRATR); if (priv->rf_type == RF_1T2R) ratr_value &= ~(RATE_ALL_OFDM_2SS); rtl92e_writel(dev, RATR0, ratr_value); rtl92e_writeb(dev, UFWP, 1); pra->last_ratr = targetRATR; } } 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->CurrentChannelBW == HT_CHANNEL_WIDTH_20 || !priv->rtllib->bandwidth_auto_switch.bautoswitch_enable) return; if (priv->rtllib->bandwidth_auto_switch.bforced_tx20Mhz == false) { 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_Length] = { 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_length][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_length][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, u8 RF_Type) { struct r8192_priv *p = rtllib_priv(dev); if (RF_Type == RF_2T4R) { if ((p->rfa_txpowertrackingindex > 0) && (p->rfc_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]); } p->rfc_txpowertrackingindex--; if (p->rfc_txpowertrackingindex_real > 4) { p->rfc_txpowertrackingindex_real--; rtl92e_set_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord, dm_tx_bb_gain[p->rfc_txpowertrackingindex_real]); } } else { rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[4]); rtl92e_set_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord, dm_tx_bb_gain[4]); } } else { 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, u8 RF_Type) { struct r8192_priv *p = rtllib_priv(dev); if (RF_Type == RF_2T4R) { if ((p->rfa_txpowertrackingindex < TxBBGainTableLength - 1) && (p->rfc_txpowertrackingindex < TxBBGainTableLength - 1)) { p->rfa_txpowertrackingindex++; p->rfa_txpowertrackingindex_real++; rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[p->rfa_txpowertrackingindex_real]); p->rfc_txpowertrackingindex++; p->rfc_txpowertrackingindex_real++; rtl92e_set_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord, dm_tx_bb_gain[p->rfc_txpowertrackingindex_real]); } else { rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[TxBBGainTableLength - 1]); rtl92e_set_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord, dm_tx_bb_gain[TxBBGainTableLength - 1]); } } else { if (p->rfa_txpowertrackingindex < (TxBBGainTableLength - 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[TxBBGainTableLength - 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; u8 powerlevelOFDM24G; int i = 0, j = 0, k = 0; u8 RF_Type, tmp_report[5] = {0, 0, 0, 0, 0}; u32 Value; u8 Pwr_Flag; u16 Avg_TSSI_Meas, TSSI_13dBm, Avg_TSSI_Meas_from_driver = 0; u32 delta = 0; RT_TRACE(COMP_POWER_TRACKING, "%s()\n", __func__); rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); priv->rtllib->bdynamic_txpower_enable = false; powerlevelOFDM24G = (u8)(priv->Pwr_Track>>24); RF_Type = priv->rf_type; Value = (RF_Type<<8) | powerlevelOFDM24G; RT_TRACE(COMP_POWER_TRACKING, "powerlevelOFDM24G = %x\n", powerlevelOFDM24G); for (j = 0; j <= 30; j++) { tx_cmd.Op = TXCMD_SET_TX_PWR_TRACKING; tx_cmd.Length = 4; tx_cmd.Value = Value; 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->bResetInProgress) { RT_TRACE(COMP_POWER_TRACKING, "we are in silent reset progress, so return\n"); rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); return; } if (priv->rtllib->eRFPowerState != eRfOn) { RT_TRACE(COMP_POWER_TRACKING, "we are in power save, so return\n"); 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); RT_TRACE(COMP_POWER_TRACKING, "TSSI_report_value = %d\n", tmp_report[k]); if (tmp_report[k] <= 20) { viviflag = true; break; } } if (viviflag) { rtl92e_writeb(dev, Pw_Track_Flag, 0); viviflag = false; RT_TRACE(COMP_POWER_TRACKING, "we filted this data\n"); 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; RT_TRACE(COMP_POWER_TRACKING, "Avg_TSSI_Meas_from_driver = %d\n", Avg_TSSI_Meas_from_driver); TSSI_13dBm = priv->TSSI_13dBm; RT_TRACE(COMP_POWER_TRACKING, "TSSI_13dBm = %d\n", 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); RT_TRACE(COMP_POWER_TRACKING, "tx power track is done\n"); RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex = %d\n", priv->rfa_txpowertrackingindex); RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real = %d\n", priv->rfa_txpowertrackingindex_real); RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference = %d\n", priv->CCKPresentAttentuation_difference); RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation = %d\n", priv->CCKPresentAttentuation); return; } if (Avg_TSSI_Meas_from_driver < TSSI_13dBm - E_FOR_TX_POWER_TRACK) _rtl92e_dm_tx_update_tssi_weak_signal(dev, RF_Type); else _rtl92e_dm_tx_update_tssi_strong_signal(dev, RF_Type); if (RF_Type == RF_2T4R) { priv->CCKPresentAttentuation_difference = priv->rfa_txpowertrackingindex - priv->rfa_txpowertracking_default; } else { priv->CCKPresentAttentuation_difference = priv->rfa_txpowertrackingindex_real - priv->rfa_txpowertracking_default; } if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20) priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault + priv->CCKPresentAttentuation_difference; else priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_40Mdefault + priv->CCKPresentAttentuation_difference; if (priv->CCKPresentAttentuation > (CCKTxBBGainTableLength-1)) priv->CCKPresentAttentuation = CCKTxBBGainTableLength-1; if (priv->CCKPresentAttentuation < 0) priv->CCKPresentAttentuation = 0; if (priv->CCKPresentAttentuation > -1 && priv->CCKPresentAttentuation < CCKTxBBGainTableLength) { 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); } RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex = %d\n", priv->rfa_txpowertrackingindex); RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real = %d\n", priv->rfa_txpowertrackingindex_real); RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference = %d\n", priv->CCKPresentAttentuation_difference); RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation = %d\n", priv->CCKPresentAttentuation); if (priv->CCKPresentAttentuation_difference <= -12 || priv->CCKPresentAttentuation_difference >= 24) { priv->rtllib->bdynamic_txpower_enable = true; rtl92e_writeb(dev, Pw_Track_Flag, 0); rtl92e_writeb(dev, FW_Busy_Flag, 0); RT_TRACE(COMP_POWER_TRACKING, "tx power track--->limited\n"); 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 tmpRegA, TempCCk; u8 tmpOFDMindex, tmpCCKindex, tmpCCK20Mindex, tmpCCK40Mindex, tmpval; int i = 0, CCKSwingNeedUpdate = 0; if (!priv->btxpower_trackingInit) { tmpRegA = rtl92e_get_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord); for (i = 0; i < OFDM_Table_Length; i++) { if (tmpRegA == OFDMSwingTable[i]) { priv->OFDM_index[0] = (u8)i; RT_TRACE(COMP_POWER_TRACKING, "Initial reg0x%x = 0x%x, OFDM_index = 0x%x\n", rOFDM0_XATxIQImbalance, tmpRegA, priv->OFDM_index[0]); } } TempCCk = rtl92e_get_bb_reg(dev, rCCK0_TxFilter1, bMaskByte2); for (i = 0; i < CCK_Table_length; i++) { if (TempCCk == (u32)CCKSwingTable_Ch1_Ch13[i][0]) { priv->CCK_index = (u8) i; RT_TRACE(COMP_POWER_TRACKING, "Initial reg0x%x = 0x%x, CCK_index = 0x%x\n", rCCK0_TxFilter1, TempCCk, priv->CCK_index); break; } } priv->btxpower_trackingInit = true; return; } tmpRegA = rtl92e_get_rf_reg(dev, RF90_PATH_A, 0x12, 0x078); RT_TRACE(COMP_POWER_TRACKING, "Readback ThermalMeterA = %d\n", tmpRegA); if (tmpRegA < 3 || tmpRegA > 13) return; if (tmpRegA >= 12) tmpRegA = 12; RT_TRACE(COMP_POWER_TRACKING, "Valid ThermalMeterA = %d\n", tmpRegA); priv->ThermalMeter[0] = ThermalMeterVal; priv->ThermalMeter[1] = ThermalMeterVal; if (priv->ThermalMeter[0] >= (u8)tmpRegA) { tmpOFDMindex = tmpCCK20Mindex = 6+(priv->ThermalMeter[0] - (u8)tmpRegA); tmpCCK40Mindex = tmpCCK20Mindex - 6; if (tmpOFDMindex >= OFDM_Table_Length) tmpOFDMindex = OFDM_Table_Length-1; if (tmpCCK20Mindex >= CCK_Table_length) tmpCCK20Mindex = CCK_Table_length-1; if (tmpCCK40Mindex >= CCK_Table_length) tmpCCK40Mindex = CCK_Table_length-1; } else { tmpval = (u8)tmpRegA - priv->ThermalMeter[0]; if (tmpval >= 6) { tmpOFDMindex = 0; tmpCCK20Mindex = 0; } else { tmpOFDMindex = 6 - tmpval; tmpCCK20Mindex = 6 - tmpval; } tmpCCK40Mindex = 0; } if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) tmpCCKindex = tmpCCK40Mindex; else tmpCCKindex = tmpCCK20Mindex; priv->Record_CCK_20Mindex = tmpCCK20Mindex; priv->Record_CCK_40Mindex = tmpCCK40Mindex; RT_TRACE(COMP_POWER_TRACKING, "Record_CCK_20Mindex / Record_CCK_40Mindex = %d / %d.\n", priv->Record_CCK_20Mindex, priv->Record_CCK_40Mindex); 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 != tmpCCKindex) { priv->CCK_index = tmpCCKindex; CCKSwingNeedUpdate = 1; } if (CCKSwingNeedUpdate) rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14); if (priv->OFDM_index[0] != tmpOFDMindex) { priv->OFDM_index[0] = tmpOFDMindex; rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, OFDMSwingTable[priv->OFDM_index[0]]); RT_TRACE(COMP_POWER_TRACKING, "Update OFDMSwing[%d] = 0x%x\n", priv->OFDM_index[0], 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->btxpower_trackingInit = 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->btxpower_trackingInit = false; RT_TRACE(COMP_POWER_TRACKING, "pMgntInfo->bTXPowerTracking = %d\n", priv->btxpower_tracking); } 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; RT_TRACE(COMP_POWER_TRACKING, "%s()\n", __func__); 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; if (IS_HARDWARE_TYPE_8192SE(dev)) TxPowerCheckCnt = 5; else 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 = (u8)priv->CCKPresentAttentuation; 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); RT_TRACE(COMP_POWER_TRACKING, "CCK not chnl 14, reg 0x%x = 0x%x\n", rCCK0_TxFilter1, 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); RT_TRACE(COMP_POWER_TRACKING, "CCK not chnl 14, reg 0x%x = 0x%x\n", rCCK0_TxFilter2, 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); RT_TRACE(COMP_POWER_TRACKING, "CCK not chnl 14, reg 0x%x = 0x%x\n", rCCK0_DebugPort, 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); RT_TRACE(COMP_POWER_TRACKING, "CCK chnl 14, reg 0x%x = 0x%x\n", rCCK0_TxFilter1, 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); RT_TRACE(COMP_POWER_TRACKING, "CCK chnl 14, reg 0x%x = 0x%x\n", rCCK0_TxFilter2, TempVal); TempVal = CCKSwingTable_Ch14[priv->CCK_index][6] + (CCKSwingTable_Ch14[priv->CCK_index][7]<<8); rtl92e_set_bb_reg(dev, rCCK0_DebugPort, bMaskLWord, TempVal); RT_TRACE(COMP_POWER_TRACKING, "CCK chnl 14, reg 0x%x = 0x%x\n", rCCK0_DebugPort, 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_tx_power_reset_recovery(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); RT_TRACE(COMP_POWER_TRACKING, "Start Reset Recovery ==>\n"); rtl92e_set_bb_reg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, dm_tx_bb_gain[priv->rfa_txpowertrackingindex]); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in 0xc80 is %08x\n", dm_tx_bb_gain[priv->rfa_txpowertrackingindex]); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in RFA_txPowerTrackingIndex is %x\n", priv->rfa_txpowertrackingindex); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery : RF A I/Q Amplify Gain is %d\n", dm_tx_bb_gain_idx_to_amplify(priv->rfa_txpowertrackingindex)); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: CCK Attenuation is %d dB\n", priv->CCKPresentAttentuation); rtl92e_dm_cck_txpower_adjust(dev, priv->bcck_in_ch14); rtl92e_set_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord, dm_tx_bb_gain[priv->rfc_txpowertrackingindex]); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in 0xc90 is %08x\n", dm_tx_bb_gain[priv->rfc_txpowertrackingindex]); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in RFC_txPowerTrackingIndex is %x\n", priv->rfc_txpowertrackingindex); RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery : RF C I/Q Amplify Gain is %d\n", dm_tx_bb_gain_idx_to_amplify(priv->rfc_txpowertrackingindex)); } void rtl92e_dm_restore_state(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u32 reg_ratr = priv->rate_adaptive.last_ratr; u32 ratr_value; if (!priv->up) { RT_TRACE(COMP_RATE, "<---- %s: driver is going to unload\n", __func__); return; } if (priv->rate_adaptive.rate_adaptive_disabled) return; if (!(priv->rtllib->mode == WIRELESS_MODE_N_24G || priv->rtllib->mode == WIRELESS_MODE_N_5G)) return; ratr_value = reg_ratr; if (priv->rf_type == RF_1T2R) ratr_value &= ~(RATE_ALL_OFDM_2SS); rtl92e_writel(dev, RATR0, ratr_value); rtl92e_writeb(dev, UFWP, 1); if (priv->btxpower_trackingInit && priv->btxpower_tracking) _rtl92e_dm_tx_power_reset_recovery(dev); _rtl92e_dm_bb_initialgain_restore(dev); } static void _rtl92e_dm_bb_initialgain_restore(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u32 bit_mask = 0x7f; if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI) return; rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8); rtl92e_set_bb_reg(dev, rOFDM0_XAAGCCore1, bit_mask, (u32)priv->initgain_backup.xaagccore1); rtl92e_set_bb_reg(dev, rOFDM0_XBAGCCore1, bit_mask, (u32)priv->initgain_backup.xbagccore1); rtl92e_set_bb_reg(dev, rOFDM0_XCAGCCore1, bit_mask, (u32)priv->initgain_backup.xcagccore1); rtl92e_set_bb_reg(dev, rOFDM0_XDAGCCore1, bit_mask, (u32)priv->initgain_backup.xdagccore1); bit_mask = bMaskByte2; rtl92e_set_bb_reg(dev, rCCK0_CCA, bit_mask, (u32)priv->initgain_backup.cca); RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc50 is %x\n", priv->initgain_backup.xaagccore1); RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc58 is %x\n", priv->initgain_backup.xbagccore1); RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc60 is %x\n", priv->initgain_backup.xcagccore1); RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc68 is %x\n", priv->initgain_backup.xdagccore1); RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xa0a is %x\n", priv->initgain_backup.cca); rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1); } void rtl92e_dm_backup_state(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); u32 bit_mask = bMaskByte0; priv->bswitch_fsync = false; priv->bfsync_processing = false; if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI) return; rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8); priv->initgain_backup.xaagccore1 = (u8)rtl92e_get_bb_reg(dev, rOFDM0_XAAGCCore1, bit_mask); priv->initgain_backup.xbagccore1 = (u8)rtl92e_get_bb_reg(dev, rOFDM0_XBAGCCore1, bit_mask); priv->initgain_backup.xcagccore1 = (u8)rtl92e_get_bb_reg(dev, rOFDM0_XCAGCCore1, bit_mask); priv->initgain_backup.xdagccore1 = (u8)rtl92e_get_bb_reg(dev, rOFDM0_XDAGCCore1, bit_mask); bit_mask = bMaskByte2; priv->initgain_backup.cca = (u8)rtl92e_get_bb_reg(dev, rCCK0_CCA, bit_mask); RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc50 is %x\n", priv->initgain_backup.xaagccore1); RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc58 is %x\n", priv->initgain_backup.xbagccore1); RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc60 is %x\n", priv->initgain_backup.xcagccore1); RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc68 is %x\n", priv->initgain_backup.xdagccore1); RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xa0a is %x\n", priv->initgain_backup.cca); } static void _rtl92e_dm_dig_init(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); dm_digtable.dig_enable_flag = true; dm_digtable.dig_algorithm = DIG_ALGO_BY_RSSI; dm_digtable.dig_algorithm_switch = 0; dm_digtable.dig_state = DM_STA_DIG_MAX; dm_digtable.dig_highpwr_state = DM_STA_DIG_MAX; dm_digtable.CurSTAConnectState = DIG_STA_DISCONNECT; dm_digtable.PreSTAConnectState = 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->CustomerID == 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) { if (dm_digtable.dig_enable_flag == false) return; if (dm_digtable.dig_algorithm == DIG_ALGO_BY_FALSE_ALARM) _rtl92e_dm_ctrl_initgain_byrssi_false_alarm(dev); else if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI) _rtl92e_dm_ctrl_initgain_byrssi_driver(dev); else return; } /*----------------------------------------------------------------------------- * 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 (dm_digtable.dig_enable_flag == false) return; if (dm_digtable.dig_algorithm_switch) fw_dig = 0; if (fw_dig <= 3) { for (i = 0; i < 3; i++) rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8); fw_dig++; dm_digtable.dig_state = DM_STA_DIG_OFF; } if (priv->rtllib->state == RTLLIB_LINKED) dm_digtable.CurSTAConnectState = DIG_STA_CONNECT; else dm_digtable.CurSTAConnectState = 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); if (dm_digtable.dig_algorithm_switch) dm_digtable.dig_algorithm_switch = 0; dm_digtable.PreSTAConnectState = dm_digtable.CurSTAConnectState; } static void _rtl92e_dm_ctrl_initgain_byrssi_false_alarm(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); static u32 reset_cnt; u8 i; if (dm_digtable.dig_enable_flag == false) return; if (dm_digtable.dig_algorithm_switch) { dm_digtable.dig_state = DM_STA_DIG_MAX; for (i = 0; i < 3; i++) rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1); dm_digtable.dig_algorithm_switch = 0; } if (priv->rtllib->state != RTLLIB_LINKED) return; if ((priv->undecorated_smoothed_pwdb > dm_digtable.rssi_low_thresh) && (priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_thresh)) return; if (priv->undecorated_smoothed_pwdb <= dm_digtable.rssi_low_thresh) { if (dm_digtable.dig_state == DM_STA_DIG_OFF && (priv->reset_count == reset_cnt)) return; reset_cnt = priv->reset_count; dm_digtable.dig_highpwr_state = DM_STA_DIG_MAX; dm_digtable.dig_state = DM_STA_DIG_OFF; rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8); rtl92e_writeb(dev, rOFDM0_XAAGCCore1, 0x17); rtl92e_writeb(dev, rOFDM0_XBAGCCore1, 0x17); rtl92e_writeb(dev, rOFDM0_XCAGCCore1, 0x17); rtl92e_writeb(dev, rOFDM0_XDAGCCore1, 0x17); if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE+3), 0x00); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x42); rtl92e_writeb(dev, 0xa0a, 0x08); return; } if (priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_thresh) { u8 reset_flag = 0; if (dm_digtable.dig_state == DM_STA_DIG_ON && (priv->reset_count == reset_cnt)) { _rtl92e_dm_ctrl_initgain_byrssi_highpwr(dev); return; } if (priv->reset_count != reset_cnt) reset_flag = 1; reset_cnt = priv->reset_count; dm_digtable.dig_state = DM_STA_DIG_ON; if (reset_flag == 1) { rtl92e_writeb(dev, rOFDM0_XAAGCCore1, 0x2c); rtl92e_writeb(dev, rOFDM0_XBAGCCore1, 0x2c); rtl92e_writeb(dev, rOFDM0_XCAGCCore1, 0x2c); rtl92e_writeb(dev, rOFDM0_XDAGCCore1, 0x2c); } else { rtl92e_writeb(dev, rOFDM0_XAAGCCore1, 0x20); rtl92e_writeb(dev, rOFDM0_XBAGCCore1, 0x20); rtl92e_writeb(dev, rOFDM0_XCAGCCore1, 0x20); rtl92e_writeb(dev, rOFDM0_XDAGCCore1, 0x20); } if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE+3), 0x20); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x44); rtl92e_writeb(dev, 0xa0a, 0xcd); rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1); } _rtl92e_dm_ctrl_initgain_byrssi_highpwr(dev); } static void _rtl92e_dm_ctrl_initgain_byrssi_highpwr(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); static u32 reset_cnt_highpwr; if ((priv->undecorated_smoothed_pwdb > dm_digtable.rssi_high_power_lowthresh) && (priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_power_highthresh)) return; if (priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_power_highthresh) { if (dm_digtable.dig_highpwr_state == DM_STA_DIG_ON && (priv->reset_count == reset_cnt_highpwr)) return; dm_digtable.dig_highpwr_state = DM_STA_DIG_ON; if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE+3), 0x10); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x43); } else { if (dm_digtable.dig_highpwr_state == DM_STA_DIG_OFF && (priv->reset_count == reset_cnt_highpwr)) return; dm_digtable.dig_highpwr_state = DM_STA_DIG_OFF; if ((priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_power_lowthresh) && (priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_thresh)) { if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) rtl92e_writeb(dev, (rOFDM0_XATxAFE+3), 0x20); else rtl92e_writeb(dev, rOFDM0_RxDetector1, 0x44); } } reset_cnt_highpwr = priv->reset_count; } 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; static u32 reset_cnt; if (dm_digtable.dig_algorithm_switch) { initialized = 0; reset_cnt = 0; } if (rtllib_act_scanning(priv->rtllib, true) == true) { force_write = 1; return; } if (dm_digtable.PreSTAConnectState == dm_digtable.CurSTAConnectState) { if (dm_digtable.CurSTAConnectState == 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->DefaultInitialGain[0]; else dm_digtable.cur_ig_value = dm_digtable.pre_ig_value; } } else { dm_digtable.cur_ig_value = priv->DefaultInitialGain[0]; dm_digtable.pre_ig_value = 0; } if (priv->reset_count != reset_cnt) { force_write = 1; reset_cnt = priv->reset_count; } 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 = (u8)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; static u32 reset_cnt; if (dm_digtable.dig_algorithm_switch) { initialized = 0; reset_cnt = 0; } if (dm_digtable.PreSTAConnectState == dm_digtable.CurSTAConnectState) { if (dm_digtable.CurSTAConnectState == 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 (priv->reset_count != reset_cnt) { force_write = 1; reset_cnt = priv->reset_count; } 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->CurrentChannelBW != 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->CurrentChannelBW != 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->CurrentChannelBW != 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) { struct r8192_priv *priv = rtllib_priv(dev); static u8 initialized, force_write; static u32 reset_cnt; if (dm_digtable.dig_algorithm_switch) { initialized = 0; reset_cnt = 0; } if (dm_digtable.PreSTAConnectState == dm_digtable.CurSTAConnectState) { if (dm_digtable.CurSTAConnectState == 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 (priv->reset_count != reset_cnt) { force_write = 1; reset_cnt = priv->reset_count; } 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 *pHTInfo = priv->rtllib->pHTInfo; static unsigned long lastTxOkCnt; static unsigned long lastRxOkCnt; unsigned long curTxOkCnt = 0; unsigned long curRxOkCnt = 0; if (priv->rtllib->iw_mode == IW_MODE_ADHOC) goto dm_CheckEdcaTurbo_EXIT; if (priv->rtllib->state != RTLLIB_LINKED) goto dm_CheckEdcaTurbo_EXIT; if (priv->rtllib->pHTInfo->IOTAction & 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 (pHTInfo->IOTAction & 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[pHTInfo->IOTPeer]); 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[pHTInfo->IOTPeer]); else rtl92e_writel(dev, EDCAPARA_BE, edca_setting_DL[pHTInfo->IOTPeer]); 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[pHTInfo->IOTPeer]); else rtl92e_writel(dev, EDCAPARA_BE, edca_setting_DL[pHTInfo->IOTPeer]); priv->bis_cur_rdlstate = true; } } else { if (priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) { rtl92e_writel(dev, EDCAPARA_BE, edca_setting_UL[pHTInfo->IOTPeer]); 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 *pHTInfo = priv->rtllib->pHTInfo; static unsigned long lastTxOkCnt; static unsigned long lastRxOkCnt; unsigned long curTxOkCnt = 0; unsigned long curRxOkCnt = 0; if (priv->rtllib->bCTSToSelfEnable != true) { pHTInfo->IOTAction &= ~HT_IOT_ACT_FORCED_CTS2SELF; return; } if (pHTInfo->IOTPeer == HT_IOT_PEER_BROADCOM) { curTxOkCnt = priv->stats.txbytesunicast - lastTxOkCnt; curRxOkCnt = priv->stats.rxbytesunicast - lastRxOkCnt; if (curRxOkCnt > 4*curTxOkCnt) pHTInfo->IOTAction &= ~HT_IOT_ACT_FORCED_CTS2SELF; else pHTInfo->IOTAction |= HT_IOT_ACT_FORCED_CTS2SELF; lastTxOkCnt = priv->stats.txbytesunicast; lastRxOkCnt = priv->stats.rxbytesunicast; } } static void _rtl92e_dm_init_wa_broadcom_iot(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv((struct net_device *)dev); struct rt_hi_throughput *pHTInfo = priv->rtllib->pHTInfo; pHTInfo->bWAIotBroadcom = false; pHTInfo->WAIotTH = WAIotTHVal; } 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 eRfPowerStateToSet; bool bActuallySet = false; char *argv[3]; static char const RadioPowerPath[] = "/etc/acpi/events/RadioPower.sh"; static char *envp[] = {"HOME=/", "TERM=linux", "PATH=/usr/bin:/bin", NULL}; bActuallySet = false; if ((priv->up_first_time == 1) || (priv->being_init_adapter)) return; if (priv->bfirst_after_down) { priv->bfirst_after_down = true; return; } tmp1byte = rtl92e_readb(dev, GPI); eRfPowerStateToSet = (tmp1byte&BIT1) ? eRfOn : eRfOff; if (priv->bHwRadioOff && (eRfPowerStateToSet == eRfOn)) { RT_TRACE(COMP_RF, "gpiochangeRF - HW Radio ON\n"); netdev_info(dev, "gpiochangeRF - HW Radio ON\n"); priv->bHwRadioOff = false; bActuallySet = true; } else if (!priv->bHwRadioOff && (eRfPowerStateToSet == eRfOff)) { RT_TRACE(COMP_RF, "gpiochangeRF - HW Radio OFF\n"); netdev_info(dev, "gpiochangeRF - HW Radio OFF\n"); priv->bHwRadioOff = true; bActuallySet = true; } if (bActuallySet) { mdelay(1000); priv->bHwRfOffAction = 1; rtl92e_set_rf_state(dev, eRfPowerStateToSet, RF_CHANGE_BY_HW); if (priv->bHwRadioOff) argv[1] = "RFOFF"; else argv[1] = "RFON"; argv[0] = (char *)RadioPowerPath; argv[2] = NULL; call_usermodehelper(RadioPowerPath, argv, envp, UMH_WAIT_PROC); } } 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<brfpath_rxenable[i] = true; else priv->brfpath_rxenable[i] = false; } if (!DM_RxPathSelTable.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_RxPathSelTable.Enable = 1; DM_RxPathSelTable.SS_TH_low = RxPathSelection_SS_TH_low; DM_RxPathSelTable.diff_TH = RxPathSelection_diff_TH; if (priv->CustomerID == RT_CID_819x_Netcore) DM_RxPathSelTable.cck_method = CCK_Rx_Version_2; else DM_RxPathSelTable.cck_method = CCK_Rx_Version_1; DM_RxPathSelTable.disabledRF = 0; for (i = 0; i < 4; i++) { DM_RxPathSelTable.rf_rssi[i] = 50; DM_RxPathSelTable.cck_pwdb_sta[i] = -64; DM_RxPathSelTable.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 (priv->rf_type != RF_2T4R) return; if (!cck_Rx_Path_initialized) { DM_RxPathSelTable.cck_Rx_path = (rtl92e_readb(dev, 0xa07)&0xf); cck_Rx_Path_initialized = 1; } DM_RxPathSelTable.disabledRF = 0xf; DM_RxPathSelTable.disabledRF &= ~(rtl92e_readb(dev, 0xc04)); if (priv->rtllib->mode == WIRELESS_MODE_B) DM_RxPathSelTable.cck_method = CCK_Rx_Version_2; for (i = 0; i < RF90_PATH_MAX; i++) { DM_RxPathSelTable.rf_rssi[i] = priv->stats.rx_rssi_percentage[i]; if (priv->brfpath_rxenable[i]) { rf_num++; cur_rf_rssi = DM_RxPathSelTable.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_RxPathSelTable.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_RxPathSelTable.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_RxPathSelTable.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_RxPathSelTable.SS_TH_low && disabled_rf_cnt < 2) { if ((tmp_max_rssi - tmp_min_rssi) >= DM_RxPathSelTable.diff_TH) { DM_RxPathSelTable.rf_enable_rssi_th[min_rssi_index] = tmp_max_rssi+5; rtl92e_set_bb_reg(dev, rOFDM0_TRxPathEnable, 0x1<>i) & 0x1) { if (tmp_max_rssi >= DM_RxPathSelTable.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_RxPathSelTable.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; priv->framesyncMonitor = 1; 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->state == RTLLIB_LINKED && priv->rtllib->bfsync_enable && (priv->rtllib->pHTInfo->IOTAction & 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->rateCountDiffRecord) { u32 DiffNum = priv->rateCountDiffRecord - rate_count_diff; if (DiffNum >= priv->rtllib->fsync_seconddiff_ratethreshold) priv->ContinueDiffCount++; else priv->ContinueDiffCount = 0; if (priv->ContinueDiffCount >= 2) { bSwitchFromCountDiff = true; priv->ContinueDiffCount = 0; } } else { priv->ContinueDiffCount = 0; } if (rate_count_diff <= priv->rtllib->fsync_firstdiff_ratethreshold) { bSwitchFromCountDiff = true; priv->ContinueDiffCount = 0; } priv->rate_record = rate_count; priv->rateCountDiffRecord = rate_count_diff; RT_TRACE(COMP_HALDM, "rateRecord %d rateCount %d, rateCountdiff %d bSwitchFsync %d\n", priv->rate_record, rate_count, rate_count_diff, priv->bswitch_fsync); 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->ContinueDiffCount = 0; rtl92e_writel(dev, rOFDM0_RxDetector2, 0x465c52cd); } RT_TRACE(COMP_HALDM, "ContinueDiffCount %d\n", priv->ContinueDiffCount); RT_TRACE(COMP_HALDM, "rateRecord %d rateCount %d, rateCountdiff %d bSwitchFsync %d\n", priv->rate_record, rate_count, rate_count_diff, priv->bswitch_fsync); } static void _rtl92e_dm_start_hw_fsync(struct net_device *dev) { u8 rf_timing = 0x77; struct r8192_priv *priv = rtllib_priv(dev); RT_TRACE(COMP_HALDM, "%s\n", __func__); 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); RT_TRACE(COMP_HALDM, "%s\n", __func__); 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); RT_TRACE(COMP_HALDM, "%s\n", __func__); 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->ContinueDiffCount = 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 rateIndex; u32 rateBitmap; RT_TRACE(COMP_HALDM, "%s\n", __func__); priv->rate_record = 0; priv->ContinueDiffCount = 0; priv->rateCountDiffRecord = 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 (rateIndex = 0; rateIndex <= 27; rateIndex++) { rateBitmap = 1 << rateIndex; if (priv->rtllib->fsync_rate_bitmap & rateBitmap) priv->rate_record += priv->stats.received_rate_histogram[1] [rateIndex]; } 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; static u32 reset_cnt; RT_TRACE(COMP_HALDM, "RSSI %d TimeInterval %d MultipleTimeInterval %d\n", priv->rtllib->fsync_rssi_threshold, priv->rtllib->fsync_time_interval, priv->rtllib->fsync_multiple_timeinterval); RT_TRACE(COMP_HALDM, "RateBitmap 0x%x FirstDiffRateThreshold %d SecondDiffRateThreshold %d\n", priv->rtllib->fsync_rate_bitmap, priv->rtllib->fsync_firstdiff_ratethreshold, priv->rtllib->fsync_seconddiff_ratethreshold); if (priv->rtllib->state == RTLLIB_LINKED && priv->rtllib->pHTInfo->IOTPeer == 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 (priv->framesyncMonitor) { 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->framesyncMonitor) { if (priv->rtllib->state == RTLLIB_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; } } } } if (priv->framesyncMonitor) { if (priv->reset_count != reset_cnt) { rtl92e_writeb(dev, rOFDM0_RxDetector3, priv->framesync); reg_c38_State = RegC38_Default; reset_cnt = priv->reset_count; } } 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->bLastDTPFlag_High = false; priv->bLastDTPFlag_Low = false; priv->bDynamicTxHighPower = false; priv->bDynamicTxLowPower = false; } static void _rtl92e_dm_dynamic_tx_power(struct net_device *dev) { struct r8192_priv *priv = rtllib_priv(dev); unsigned int txhipower_threshhold = 0; unsigned int txlowpower_threshold = 0; if (priv->rtllib->bdynamic_txpower_enable != true) { priv->bDynamicTxHighPower = false; priv->bDynamicTxLowPower = false; return; } if ((priv->rtllib->pHTInfo->IOTPeer == HT_IOT_PEER_ATHEROS) && (priv->rtllib->mode == IEEE_G)) { txhipower_threshhold = TX_POWER_ATHEROAP_THRESH_HIGH; txlowpower_threshold = TX_POWER_ATHEROAP_THRESH_LOW; } else { txhipower_threshhold = TX_POWER_NEAR_FIELD_THRESH_HIGH; txlowpower_threshold = TX_POWER_NEAR_FIELD_THRESH_LOW; } RT_TRACE(COMP_TXAGC, "priv->undecorated_smoothed_pwdb = %ld\n", priv->undecorated_smoothed_pwdb); if (priv->rtllib->state == RTLLIB_LINKED) { if (priv->undecorated_smoothed_pwdb >= txhipower_threshhold) { priv->bDynamicTxHighPower = true; priv->bDynamicTxLowPower = false; } else { if (priv->undecorated_smoothed_pwdb < txlowpower_threshold && priv->bDynamicTxHighPower) priv->bDynamicTxHighPower = false; if (priv->undecorated_smoothed_pwdb < 35) priv->bDynamicTxLowPower = true; else if (priv->undecorated_smoothed_pwdb >= 40) priv->bDynamicTxLowPower = false; } } else { priv->bDynamicTxHighPower = false; priv->bDynamicTxLowPower = false; } if ((priv->bDynamicTxHighPower != priv->bLastDTPFlag_High) || (priv->bDynamicTxLowPower != priv->bLastDTPFlag_Low)) { RT_TRACE(COMP_TXAGC, "SetTxPowerLevel8190() channel = %d\n", priv->rtllib->current_network.channel); rtl92e_set_tx_power(dev, priv->rtllib->current_network.channel); } priv->bLastDTPFlag_High = priv->bDynamicTxHighPower; priv->bLastDTPFlag_Low = priv->bDynamicTxLowPower; } 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, (u8)priv->undecorated_smoothed_pwdb); }