1 /******************************************************************************
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3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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5 * This program is free software; you can redistribute it and/or modify it
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6 * under the terms of version 2 of the GNU General Public License as
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7 * published by the Free Software Foundation.
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9 * This program is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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14 * You should have received a copy of the GNU General Public License along with
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15 * this program; if not, write to the Free Software Foundation, Inc.,
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16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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19 ******************************************************************************/
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20 #include "mp_precomp.h"
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21 #include "phydm_precomp.h"
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26 IN u1Byte CrystalCap
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29 #if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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30 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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31 PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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33 if(pCfoTrack->CrystalCap == CrystalCap)
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36 pCfoTrack->CrystalCap = CrystalCap;
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38 if (pDM_Odm->SupportICType & (ODM_RTL8188E | ODM_RTL8188F)) {
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39 /* write 0x24[22:17] = 0x24[16:11] = CrystalCap */
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40 CrystalCap = CrystalCap & 0x3F;
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41 ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x007ff800, (CrystalCap|(CrystalCap << 6)));
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42 } else if (pDM_Odm->SupportICType & ODM_RTL8812) {
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43 /* write 0x2C[30:25] = 0x2C[24:19] = CrystalCap */
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44 CrystalCap = CrystalCap & 0x3F;
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45 ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x7FF80000, (CrystalCap|(CrystalCap << 6)));
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46 } else if ((pDM_Odm->SupportICType & (ODM_RTL8703B|ODM_RTL8723B|ODM_RTL8192E|ODM_RTL8821))) {
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47 /* 0x2C[23:18] = 0x2C[17:12] = CrystalCap */
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48 CrystalCap = CrystalCap & 0x3F;
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49 ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x00FFF000, (CrystalCap|(CrystalCap << 6)));
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50 } else if (pDM_Odm->SupportICType & ODM_RTL8814A) {
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51 /* write 0x2C[26:21] = 0x2C[20:15] = CrystalCap */
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52 CrystalCap = CrystalCap & 0x3F;
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53 ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x07FF8000, (CrystalCap|(CrystalCap << 6)));
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54 } else if (pDM_Odm->SupportICType & (ODM_RTL8822B|ODM_RTL8821C)) {
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55 /* write 0x24[30:25] = 0x28[6:1] = CrystalCap */
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56 CrystalCap = CrystalCap & 0x3F;
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57 ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x7e000000, CrystalCap);
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58 ODM_SetBBReg(pDM_Odm, REG_AFE_PLL_CTRL, 0x7e, CrystalCap);
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60 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("odm_SetCrystalCap(): Use default setting.\n"));
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61 ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0xFFF000, (CrystalCap|(CrystalCap << 6)));
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64 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("odm_SetCrystalCap(): CrystalCap = 0x%x\n", CrystalCap));
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69 odm_GetDefaultCrytaltalCap(
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73 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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74 u1Byte CrystalCap = 0x20;
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76 #if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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77 PADAPTER Adapter = pDM_Odm->Adapter;
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78 HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
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80 CrystalCap = pHalData->CrystalCap;
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82 prtl8192cd_priv priv = pDM_Odm->priv;
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84 if(priv->pmib->dot11RFEntry.xcap > 0)
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85 CrystalCap = priv->pmib->dot11RFEntry.xcap;
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88 CrystalCap = CrystalCap & 0x3f;
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96 IN BOOLEAN ATCStatus
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99 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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100 PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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102 if(pCfoTrack->bATCStatus == ATCStatus)
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105 ODM_SetBBReg(pDM_Odm, ODM_REG(BB_ATC,pDM_Odm), ODM_BIT(BB_ATC,pDM_Odm), ATCStatus);
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106 pCfoTrack->bATCStatus = ATCStatus;
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115 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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117 ATCStatus = (BOOLEAN)ODM_GetBBReg(pDM_Odm, ODM_REG(BB_ATC,pDM_Odm), ODM_BIT(BB_ATC,pDM_Odm));
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122 ODM_CfoTrackingReset(
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126 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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127 PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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129 pCfoTrack->DefXCap = odm_GetDefaultCrytaltalCap(pDM_Odm);
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130 pCfoTrack->bAdjust = TRUE;
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132 if(pCfoTrack->CrystalCap > pCfoTrack->DefXCap)
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134 odm_SetCrystalCap(pDM_Odm, pCfoTrack->CrystalCap - 1);
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135 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD,
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136 ("ODM_CfoTrackingReset(): approch default value (0x%x)\n", pCfoTrack->CrystalCap));
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137 } else if (pCfoTrack->CrystalCap < pCfoTrack->DefXCap)
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139 odm_SetCrystalCap(pDM_Odm, pCfoTrack->CrystalCap + 1);
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140 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD,
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141 ("ODM_CfoTrackingReset(): approch default value (0x%x)\n", pCfoTrack->CrystalCap));
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144 #if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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145 odm_SetATCStatus(pDM_Odm, TRUE);
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150 ODM_CfoTrackingInit(
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154 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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155 PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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157 pCfoTrack->DefXCap = pCfoTrack->CrystalCap = odm_GetDefaultCrytaltalCap(pDM_Odm);
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158 pCfoTrack->bATCStatus = odm_GetATCStatus(pDM_Odm);
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159 pCfoTrack->bAdjust = TRUE;
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160 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking_init()=========>\n"));
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161 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking_init(): bATCStatus = %d, CrystalCap = 0x%x\n", pCfoTrack->bATCStatus, pCfoTrack->DefXCap));
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163 #if RTL8822B_SUPPORT
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164 /* Crystal cap. control by WiFi */
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165 if (pDM_Odm->SupportICType & ODM_RTL8822B)
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166 ODM_SetBBReg(pDM_Odm, 0x10, 0x40, 0x1);
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169 #if RTL8821C_SUPPORT
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170 /* Crystal cap. control by WiFi */
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171 if (pDM_Odm->SupportICType & ODM_RTL8821C)
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172 ODM_SetBBReg(pDM_Odm, 0x10, 0x40, 0x1);
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181 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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182 PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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183 s4Byte CFO_ave = 0;
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184 u4Byte CFO_rpt_sum, CFO_kHz_avg[4] = {0};
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185 s4Byte CFO_ave_diff;
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186 s1Byte CrystalCap = pCfoTrack->CrystalCap;
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187 u1Byte Adjust_Xtal = 1, i, valid_path_cnt = 0;
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189 //4 Support ability
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190 if(!(pDM_Odm->SupportAbility & ODM_BB_CFO_TRACKING))
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192 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Return: SupportAbility ODM_BB_CFO_TRACKING is disabled\n"));
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196 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking()=========> \n"));
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198 if(!pDM_Odm->bLinked || !pDM_Odm->bOneEntryOnly)
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200 //4 No link or more than one entry
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201 ODM_CfoTrackingReset(pDM_Odm);
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202 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Reset: bLinked = %d, bOneEntryOnly = %d\n",
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203 pDM_Odm->bLinked, pDM_Odm->bOneEntryOnly));
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207 //3 1. CFO Tracking
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208 //4 1.1 No new packet
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209 if(pCfoTrack->packetCount == pCfoTrack->packetCount_pre)
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211 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): packet counter doesn't change\n"));
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214 pCfoTrack->packetCount_pre = pCfoTrack->packetCount;
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216 //4 1.2 Calculate CFO
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217 for (i = 0; i < pDM_Odm->num_rf_path; i++) {
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219 if (pCfoTrack->CFO_cnt[i] == 0)
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223 CFO_rpt_sum = (u4Byte)((pCfoTrack->CFO_tail[i] < 0) ? (0 - pCfoTrack->CFO_tail[i]) : pCfoTrack->CFO_tail[i]);
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224 CFO_kHz_avg[i] = CFO_HW_RPT_2_MHZ(CFO_rpt_sum) / pCfoTrack->CFO_cnt[i];
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226 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("[Path %d] CFO_rpt_sum = (( %d )), CFO_cnt = (( %d )) , CFO_avg= (( %s%d )) kHz\n",
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227 i, CFO_rpt_sum, pCfoTrack->CFO_cnt[i],((pCfoTrack->CFO_tail[i] < 0) ? "-" : " ") ,CFO_kHz_avg[i]));
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230 for (i = 0; i < valid_path_cnt; i++) {
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232 //ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("path [%d], pCfoTrack->CFO_tail = %d\n", i, pCfoTrack->CFO_tail[i]));
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233 if (pCfoTrack->CFO_tail[i] < 0) {
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234 CFO_ave += (0-(s4Byte)CFO_kHz_avg[i]);
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235 //ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("CFO_ave = %d\n", CFO_ave));
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238 CFO_ave += (s4Byte)CFO_kHz_avg[i];
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241 if (valid_path_cnt >= 2)
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242 CFO_ave = CFO_ave / valid_path_cnt;
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244 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("valid_path_cnt = ((%d)), CFO_ave = ((%d kHz))\n", valid_path_cnt, CFO_ave));
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247 for (i = 0; i < pDM_Odm->num_rf_path; i++) {
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248 pCfoTrack->CFO_tail[i] = 0;
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249 pCfoTrack->CFO_cnt[i] = 0;
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252 //4 1.3 Avoid abnormal large CFO
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253 CFO_ave_diff = (pCfoTrack->CFO_ave_pre >= CFO_ave)?(pCfoTrack->CFO_ave_pre - CFO_ave):(CFO_ave - pCfoTrack->CFO_ave_pre);
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254 if(CFO_ave_diff > 20 && pCfoTrack->largeCFOHit == 0 && !pCfoTrack->bAdjust)
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256 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): first large CFO hit\n"));
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257 pCfoTrack->largeCFOHit = 1;
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261 pCfoTrack->largeCFOHit = 0;
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262 pCfoTrack->CFO_ave_pre = CFO_ave;
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264 //4 1.4 Dynamic Xtal threshold
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265 if(pCfoTrack->bAdjust == FALSE)
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267 if(CFO_ave > CFO_TH_XTAL_HIGH || CFO_ave < (-CFO_TH_XTAL_HIGH))
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268 pCfoTrack->bAdjust = TRUE;
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272 if(CFO_ave < CFO_TH_XTAL_LOW && CFO_ave > (-CFO_TH_XTAL_LOW))
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273 pCfoTrack->bAdjust = FALSE;
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276 #if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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277 //4 1.5 BT case: Disable CFO tracking
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278 if(pDM_Odm->bBtEnabled)
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280 pCfoTrack->bAdjust = FALSE;
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281 odm_SetCrystalCap(pDM_Odm, pCfoTrack->DefXCap);
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282 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Disable CFO tracking for BT!!\n"));
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286 if(pCfoTrack->bAdjust)
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288 if(CFO_ave > CFO_TH_XTAL_LOW)
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289 Adjust_Xtal = Adjust_Xtal + ((CFO_ave - CFO_TH_XTAL_LOW) >> 2);
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290 else if(CFO_ave < (-CFO_TH_XTAL_LOW))
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291 Adjust_Xtal = Adjust_Xtal + ((CFO_TH_XTAL_LOW - CFO_ave) >> 2);
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293 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Crystal cap offset = %d\n", Adjust_Xtal));
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298 //4 1.7 Adjust Crystal Cap.
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299 if(pCfoTrack->bAdjust)
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301 if(CFO_ave > CFO_TH_XTAL_LOW)
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302 CrystalCap = CrystalCap + Adjust_Xtal;
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303 else if(CFO_ave < (-CFO_TH_XTAL_LOW))
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304 CrystalCap = CrystalCap - Adjust_Xtal;
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306 if(CrystalCap > 0x3f)
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308 else if (CrystalCap < 0)
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311 odm_SetCrystalCap(pDM_Odm, (u1Byte)CrystalCap);
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313 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Crystal cap = 0x%x, Default Crystal cap = 0x%x\n",
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314 pCfoTrack->CrystalCap, pCfoTrack->DefXCap));
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316 #if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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317 if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
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320 //3 2. Dynamic ATC switch
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321 if(CFO_ave < CFO_TH_ATC && CFO_ave > -CFO_TH_ATC)
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323 odm_SetATCStatus(pDM_Odm, FALSE);
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324 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Disable ATC!!\n"));
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328 odm_SetATCStatus(pDM_Odm, TRUE);
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329 ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Enable ATC!!\n"));
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338 IN PVOID pPktinfo_VOID,
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339 IN s1Byte* pcfotail,
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343 PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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344 PODM_PACKET_INFO_T pPktinfo = (PODM_PACKET_INFO_T)pPktinfo_VOID;
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345 PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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348 if(!(pDM_Odm->SupportAbility & ODM_BB_CFO_TRACKING))
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351 #if(DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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352 if(pPktinfo->bPacketMatchBSSID)
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354 if(pPktinfo->StationID != 0)
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357 if (num_ss > pDM_Odm->num_rf_path) /*For fool proof*/
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358 num_ss = pDM_Odm->num_rf_path;
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360 /*ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("num_ss = ((%d)), pDM_Odm->num_rf_path = ((%d))\n", num_ss, pDM_Odm->num_rf_path));*/
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363 //3 Update CFO report for path-A & path-B
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364 // Only paht-A and path-B have CFO tail and short CFO
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365 for(i = 0; i < num_ss; i++)
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367 pCfoTrack->CFO_tail[i] += pcfotail[i];
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368 pCfoTrack->CFO_cnt[i] ++;
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369 /*ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("[ID %d][path %d][Rate 0x%x] CFO_tail = ((%d)), CFO_tail_sum = ((%d)), CFO_cnt = ((%d))\n",
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370 pPktinfo->StationID, i, pPktinfo->DataRate, pcfotail[i], pCfoTrack->CFO_tail[i], pCfoTrack->CFO_cnt[i]));
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374 //3 Update packet counter
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375 if(pCfoTrack->packetCount == 0xffffffff)
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376 pCfoTrack->packetCount = 0;
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378 pCfoTrack->packetCount++;
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