--- /dev/null
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#include "mp_precomp.h"
+#include "phydm_precomp.h"
+
+VOID
+odm_SetCrystalCap(
+ IN PVOID pDM_VOID,
+ IN u1Byte CrystalCap
+)
+{
+#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
+ BOOLEAN bEEPROMCheck;
+#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ PADAPTER Adapter = pDM_Odm->Adapter;
+ HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
+
+ bEEPROMCheck = (pHalData->EEPROMVersion >= 0x01)?TRUE:FALSE;
+#else
+ bEEPROMCheck = TRUE;
+#endif
+
+ if(pCfoTrack->CrystalCap == CrystalCap)
+ return;
+
+ pCfoTrack->CrystalCap = CrystalCap;
+
+ if (pDM_Odm->SupportICType & (ODM_RTL8188F)) {
+ /* write 0x24[22:17] = 0x24[16:11] = CrystalCap */
+ CrystalCap = CrystalCap & 0x3F;
+ ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x007ff800, (CrystalCap|(CrystalCap << 6)));
+ } else if (pDM_Odm->SupportICType & ODM_RTL8812) {
+ /* write 0x2C[30:25] = 0x2C[24:19] = CrystalCap */
+ CrystalCap = CrystalCap & 0x3F;
+ ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x7FF80000, (CrystalCap|(CrystalCap << 6)));
+ } else if (((pDM_Odm->SupportICType & ODM_RTL8723A) && bEEPROMCheck) ||
+ (pDM_Odm->SupportICType & (ODM_RTL8703B|ODM_RTL8723B|ODM_RTL8192E|ODM_RTL8821))) {
+ /* 0x2C[23:18] = 0x2C[17:12] = CrystalCap */
+ CrystalCap = CrystalCap & 0x3F;
+ ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x00FFF000, (CrystalCap|(CrystalCap << 6)));
+ } else if (pDM_Odm->SupportICType & ODM_RTL8821B) {
+ /* write 0x28[6:1] = 0x24[30:25] = CrystalCap */
+ CrystalCap = CrystalCap & 0x3F;
+ ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x7E000000, CrystalCap);
+ ODM_SetBBReg(pDM_Odm, REG_AFE_PLL_CTRL, 0x7E, CrystalCap);
+ } else if (pDM_Odm->SupportICType & ODM_RTL8814A) {
+ /* write 0x2C[26:21] = 0x2C[20:15] = CrystalCap */
+ CrystalCap = CrystalCap & 0x3F;
+ ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x07FF8000, (CrystalCap|(CrystalCap << 6)));
+ } else if (pDM_Odm->SupportICType & ODM_RTL8822B) {
+ /* write 0x24[30:25] = 0x28[6:1] = CrystalCap */
+ CrystalCap = CrystalCap & 0x3F;
+ ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x7e000000, CrystalCap);
+ ODM_SetBBReg(pDM_Odm, REG_AFE_PLL_CTRL, 0x7e, CrystalCap);
+ } else {
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("odm_SetCrystalCap(): Use default setting.\n"));
+ ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0xFFF000, (CrystalCap|(CrystalCap << 6)));
+ }
+
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("odm_SetCrystalCap(): CrystalCap = 0x%x\n", CrystalCap));
+#endif
+}
+
+u1Byte
+odm_GetDefaultCrytaltalCap(
+ IN PVOID pDM_VOID
+)
+{
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ u1Byte CrystalCap = 0x20;
+
+#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ PADAPTER Adapter = pDM_Odm->Adapter;
+ HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
+
+ CrystalCap = pHalData->CrystalCap;
+#else
+ prtl8192cd_priv priv = pDM_Odm->priv;
+
+ if(priv->pmib->dot11RFEntry.xcap > 0)
+ CrystalCap = priv->pmib->dot11RFEntry.xcap;
+#endif
+
+ CrystalCap = CrystalCap & 0x3f;
+
+ return CrystalCap;
+}
+
+VOID
+odm_SetATCStatus(
+ IN PVOID pDM_VOID,
+ IN BOOLEAN ATCStatus
+)
+{
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
+
+ if(pCfoTrack->bATCStatus == ATCStatus)
+ return;
+
+ ODM_SetBBReg(pDM_Odm, ODM_REG(BB_ATC,pDM_Odm), ODM_BIT(BB_ATC,pDM_Odm), ATCStatus);
+ pCfoTrack->bATCStatus = ATCStatus;
+}
+
+BOOLEAN
+odm_GetATCStatus(
+ IN PVOID pDM_VOID
+)
+{
+ BOOLEAN ATCStatus;
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+
+ ATCStatus = (BOOLEAN)ODM_GetBBReg(pDM_Odm, ODM_REG(BB_ATC,pDM_Odm), ODM_BIT(BB_ATC,pDM_Odm));
+ return ATCStatus;
+}
+
+VOID
+ODM_CfoTrackingReset(
+ IN PVOID pDM_VOID
+)
+{
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
+
+ pCfoTrack->DefXCap = odm_GetDefaultCrytaltalCap(pDM_Odm);
+ pCfoTrack->bAdjust = TRUE;
+
+ if(pCfoTrack->CrystalCap > pCfoTrack->DefXCap)
+ {
+ odm_SetCrystalCap(pDM_Odm, pCfoTrack->CrystalCap - 1);
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD,
+ ("ODM_CfoTrackingReset(): approch default value (0x%x)\n", pCfoTrack->CrystalCap));
+ } else if (pCfoTrack->CrystalCap < pCfoTrack->DefXCap)
+ {
+ odm_SetCrystalCap(pDM_Odm, pCfoTrack->CrystalCap + 1);
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD,
+ ("ODM_CfoTrackingReset(): approch default value (0x%x)\n", pCfoTrack->CrystalCap));
+ }
+
+ #if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ odm_SetATCStatus(pDM_Odm, TRUE);
+ #endif
+}
+
+VOID
+ODM_CfoTrackingInit(
+ IN PVOID pDM_VOID
+)
+{
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
+
+ pCfoTrack->DefXCap = pCfoTrack->CrystalCap = odm_GetDefaultCrytaltalCap(pDM_Odm);
+ pCfoTrack->bATCStatus = odm_GetATCStatus(pDM_Odm);
+ pCfoTrack->bAdjust = TRUE;
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking_init()=========> \n"));
+ 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));
+}
+
+VOID
+ODM_CfoTracking(
+ IN PVOID pDM_VOID
+)
+{
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
+ int CFO_kHz_A, CFO_kHz_B, CFO_ave = 0;
+ int CFO_ave_diff;
+ int CrystalCap = (int)pCfoTrack->CrystalCap;
+ u1Byte Adjust_Xtal = 1;
+
+ //4 Support ability
+ if(!(pDM_Odm->SupportAbility & ODM_BB_CFO_TRACKING))
+ {
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Return: SupportAbility ODM_BB_CFO_TRACKING is disabled\n"));
+ return;
+ }
+
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking()=========> \n"));
+
+ if(!pDM_Odm->bLinked || !pDM_Odm->bOneEntryOnly)
+ {
+ //4 No link or more than one entry
+ ODM_CfoTrackingReset(pDM_Odm);
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Reset: bLinked = %d, bOneEntryOnly = %d\n",
+ pDM_Odm->bLinked, pDM_Odm->bOneEntryOnly));
+ }
+ else
+ {
+ //3 1. CFO Tracking
+ //4 1.1 No new packet
+ if(pCfoTrack->packetCount == pCfoTrack->packetCount_pre)
+ {
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): packet counter doesn't change\n"));
+ return;
+ }
+ pCfoTrack->packetCount_pre = pCfoTrack->packetCount;
+
+ //4 1.2 Calculate CFO
+ CFO_kHz_A = (int)((pCfoTrack->CFO_tail[0] * 3125) / 10)>>7; /* CFO_tail[1:0] is S(8,7), (num_subcarrier>>7) x 312.5K = CFO value(K Hz) */
+ CFO_kHz_B = (int)((pCfoTrack->CFO_tail[1] * 3125) / 10)>>7;
+
+ CFO_ave = CFO_kHz_A;
+
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): CFO_kHz_A = %dkHz, CFO_kHz_B = %dkHz, CFO_ave = %dkHz\n",
+ CFO_kHz_A, CFO_kHz_B, CFO_ave));
+
+ //4 1.3 Avoid abnormal large CFO
+ CFO_ave_diff = (pCfoTrack->CFO_ave_pre >= CFO_ave)?(pCfoTrack->CFO_ave_pre - CFO_ave):(CFO_ave - pCfoTrack->CFO_ave_pre);
+ if(CFO_ave_diff > 20 && pCfoTrack->largeCFOHit == 0 && !pCfoTrack->bAdjust)
+ {
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): first large CFO hit\n"));
+ pCfoTrack->largeCFOHit = 1;
+ return;
+ }
+ else
+ pCfoTrack->largeCFOHit = 0;
+ pCfoTrack->CFO_ave_pre = CFO_ave;
+
+ //4 1.4 Dynamic Xtal threshold
+ if(pCfoTrack->bAdjust == FALSE)
+ {
+ if(CFO_ave > CFO_TH_XTAL_HIGH || CFO_ave < (-CFO_TH_XTAL_HIGH))
+ pCfoTrack->bAdjust = TRUE;
+ }
+ else
+ {
+ if(CFO_ave < CFO_TH_XTAL_LOW && CFO_ave > (-CFO_TH_XTAL_LOW))
+ pCfoTrack->bAdjust = FALSE;
+ }
+
+#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ //4 1.5 BT case: Disable CFO tracking
+ if(pDM_Odm->bBtEnabled)
+ {
+ pCfoTrack->bAdjust = FALSE;
+ odm_SetCrystalCap(pDM_Odm, pCfoTrack->DefXCap);
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Disable CFO tracking for BT!!\n"));
+ }
+/*
+ //4 1.6 Big jump
+ if(pCfoTrack->bAdjust)
+ {
+ if(CFO_ave > CFO_TH_XTAL_LOW)
+ Adjust_Xtal = Adjust_Xtal + ((CFO_ave - CFO_TH_XTAL_LOW) >> 2);
+ else if(CFO_ave < (-CFO_TH_XTAL_LOW))
+ Adjust_Xtal = Adjust_Xtal + ((CFO_TH_XTAL_LOW - CFO_ave) >> 2);
+
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Crystal cap offset = %d\n", Adjust_Xtal));
+ }
+*/
+#endif
+
+ //4 1.7 Adjust Crystal Cap.
+ if(pCfoTrack->bAdjust)
+ {
+ if(CFO_ave > CFO_TH_XTAL_LOW)
+ CrystalCap = CrystalCap + Adjust_Xtal;
+ else if(CFO_ave < (-CFO_TH_XTAL_LOW))
+ CrystalCap = CrystalCap - Adjust_Xtal;
+
+ if(CrystalCap > 0x3f)
+ CrystalCap = 0x3f;
+ else if (CrystalCap < 0)
+ CrystalCap = 0;
+
+ odm_SetCrystalCap(pDM_Odm, (u1Byte)CrystalCap);
+ }
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Crystal cap = 0x%x, Default Crystal cap = 0x%x\n",
+ pCfoTrack->CrystalCap, pCfoTrack->DefXCap));
+
+#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
+ return;
+
+ //3 2. Dynamic ATC switch
+ if(CFO_ave < CFO_TH_ATC && CFO_ave > -CFO_TH_ATC)
+ {
+ odm_SetATCStatus(pDM_Odm, FALSE);
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Disable ATC!!\n"));
+ }
+ else
+ {
+ odm_SetATCStatus(pDM_Odm, TRUE);
+ ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Enable ATC!!\n"));
+ }
+#endif
+ }
+}
+
+VOID
+ODM_ParsingCFO(
+ IN PVOID pDM_VOID,
+ IN PVOID pPktinfo_VOID,
+ IN s1Byte* pcfotail
+ )
+{
+ PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
+ PODM_PACKET_INFO_T pPktinfo = (PODM_PACKET_INFO_T)pPktinfo_VOID;
+ PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
+ u1Byte i;
+
+ if(!(pDM_Odm->SupportAbility & ODM_BB_CFO_TRACKING))
+ return;
+
+#if(DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
+ if(pPktinfo->bPacketMatchBSSID)
+#else
+ if(pPktinfo->StationID != 0)
+#endif
+ {
+ //3 Update CFO report for path-A & path-B
+ // Only paht-A and path-B have CFO tail and short CFO
+ for(i = ODM_RF_PATH_A; i <= ODM_RF_PATH_B; i++)
+ {
+ pCfoTrack->CFO_tail[i] = (int)pcfotail[i];
+ }
+
+ //3 Update packet counter
+ if(pCfoTrack->packetCount == 0xffffffff)
+ pCfoTrack->packetCount = 0;
+ else
+ pCfoTrack->packetCount++;
+ }
+}
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