/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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#include "mp_precomp.h"
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#include "phydm_precomp.h"
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VOID
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odm_SetCrystalCap(
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IN PVOID pDM_VOID,
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IN u1Byte CrystalCap
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)
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{
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#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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BOOLEAN bEEPROMCheck;
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#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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PADAPTER Adapter = pDM_Odm->Adapter;
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
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bEEPROMCheck = (pHalData->EEPROMVersion >= 0x01)?TRUE:FALSE;
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#else
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bEEPROMCheck = TRUE;
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#endif
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if(pCfoTrack->CrystalCap == CrystalCap)
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return;
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pCfoTrack->CrystalCap = CrystalCap;
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if(pDM_Odm->SupportICType & ODM_RTL8192D)
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{
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ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x000000F0, CrystalCap & 0x0F);
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ODM_SetBBReg(pDM_Odm, REG_AFE_PLL_CTRL, 0xF0000000, ((CrystalCap & 0xF0) >> 4));
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}
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else if(pDM_Odm->SupportICType & (ODM_RTL8188E | ODM_RTL8188F))
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{
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// write 0x24[22:17] = 0x24[16:11] = CrystalCap
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CrystalCap = CrystalCap & 0x3F;
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ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x007ff800, (CrystalCap | (CrystalCap << 6)));
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}
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else if(pDM_Odm->SupportICType & ODM_RTL8812)
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{
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// write 0x2C[30:25] = 0x2C[24:19] = CrystalCap
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CrystalCap = CrystalCap & 0x3F;
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ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x7FF80000, (CrystalCap | (CrystalCap << 6)));
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}
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else if (((pDM_Odm->SupportICType & ODM_RTL8723A) && bEEPROMCheck) ||
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(pDM_Odm->SupportICType & (ODM_RTL8703B | ODM_RTL8723B | ODM_RTL8192E | ODM_RTL8821)))
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{
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// 0x2C[23:18] = 0x2C[17:12] = CrystalCap
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CrystalCap = CrystalCap & 0x3F;
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ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x00FFF000, (CrystalCap | (CrystalCap << 6)));
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}
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else if(pDM_Odm->SupportICType & ODM_RTL8821B)
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{
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// write 0x28[6:1] = 0x24[30:25] = CrystalCap
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CrystalCap = CrystalCap & 0x3F;
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ODM_SetBBReg(pDM_Odm, REG_AFE_XTAL_CTRL, 0x7E000000, CrystalCap);
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ODM_SetBBReg(pDM_Odm, REG_AFE_PLL_CTRL, 0x7E, CrystalCap);
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}
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else if(pDM_Odm->SupportICType & (ODM_RTL8814A|ODM_RTL8822B))
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{
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// write 0x2C[26:21] = 0x2C[20:15] = CrystalCap
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CrystalCap = CrystalCap & 0x3F;
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ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0x07FF8000, (CrystalCap | (CrystalCap << 6)));
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}
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else
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{
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("odm_SetCrystalCap(): Use default setting.\n"));
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ODM_SetBBReg(pDM_Odm, REG_MAC_PHY_CTRL, 0xFFF000, (CrystalCap | (CrystalCap << 6)));
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}
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("odm_SetCrystalCap(): CrystalCap = 0x%x\n", CrystalCap));
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#endif
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}
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u1Byte
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odm_GetDefaultCrytaltalCap(
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IN PVOID pDM_VOID
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)
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{
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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u1Byte CrystalCap = 0x20;
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#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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PADAPTER Adapter = pDM_Odm->Adapter;
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
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CrystalCap = pHalData->CrystalCap;
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#else
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prtl8192cd_priv priv = pDM_Odm->priv;
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if(priv->pmib->dot11RFEntry.xcap > 0)
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CrystalCap = priv->pmib->dot11RFEntry.xcap;
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#endif
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CrystalCap = CrystalCap & 0x3f;
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return CrystalCap;
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}
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VOID
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odm_SetATCStatus(
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IN PVOID pDM_VOID,
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IN BOOLEAN ATCStatus
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)
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{
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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if(pCfoTrack->bATCStatus == ATCStatus)
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return;
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ODM_SetBBReg(pDM_Odm, ODM_REG(BB_ATC,pDM_Odm), ODM_BIT(BB_ATC,pDM_Odm), ATCStatus);
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pCfoTrack->bATCStatus = ATCStatus;
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}
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BOOLEAN
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odm_GetATCStatus(
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IN PVOID pDM_VOID
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)
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{
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BOOLEAN ATCStatus;
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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ATCStatus = (BOOLEAN)ODM_GetBBReg(pDM_Odm, ODM_REG(BB_ATC,pDM_Odm), ODM_BIT(BB_ATC,pDM_Odm));
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return ATCStatus;
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}
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VOID
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ODM_CfoTrackingReset(
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IN PVOID pDM_VOID
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)
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{
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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pCfoTrack->DefXCap = odm_GetDefaultCrytaltalCap(pDM_Odm);
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pCfoTrack->bAdjust = TRUE;
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if(pCfoTrack->CrystalCap > pCfoTrack->DefXCap)
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{
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odm_SetCrystalCap(pDM_Odm, pCfoTrack->CrystalCap - 1);
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD,
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("ODM_CfoTrackingReset(): approch default value (0x%x)\n", pCfoTrack->CrystalCap));
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} else if (pCfoTrack->CrystalCap < pCfoTrack->DefXCap)
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{
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odm_SetCrystalCap(pDM_Odm, pCfoTrack->CrystalCap + 1);
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD,
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("ODM_CfoTrackingReset(): approch default value (0x%x)\n", pCfoTrack->CrystalCap));
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}
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#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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odm_SetATCStatus(pDM_Odm, TRUE);
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#endif
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}
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VOID
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ODM_CfoTrackingInit(
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IN PVOID pDM_VOID
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)
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{
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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pCfoTrack->DefXCap = pCfoTrack->CrystalCap = odm_GetDefaultCrytaltalCap(pDM_Odm);
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pCfoTrack->bATCStatus = odm_GetATCStatus(pDM_Odm);
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pCfoTrack->bAdjust = TRUE;
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking_init()=========> \n"));
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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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}
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VOID
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ODM_CfoTracking(
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IN PVOID pDM_VOID
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)
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{
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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int CFO_kHz_A, CFO_kHz_B, CFO_ave = 0;
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int CFO_ave_diff;
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int CrystalCap = (int)pCfoTrack->CrystalCap;
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u1Byte Adjust_Xtal = 1;
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//4 Support ability
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if(!(pDM_Odm->SupportAbility & ODM_BB_CFO_TRACKING))
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{
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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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return;
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}
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking()=========> \n"));
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if(!pDM_Odm->bLinked || !pDM_Odm->bOneEntryOnly)
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{
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//4 No link or more than one entry
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ODM_CfoTrackingReset(pDM_Odm);
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Reset: bLinked = %d, bOneEntryOnly = %d\n",
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pDM_Odm->bLinked, pDM_Odm->bOneEntryOnly));
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}
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else
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{
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//3 1. CFO Tracking
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//4 1.1 No new packet
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if(pCfoTrack->packetCount == pCfoTrack->packetCount_pre)
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{
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): packet counter doesn't change\n"));
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return;
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}
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pCfoTrack->packetCount_pre = pCfoTrack->packetCount;
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//4 1.2 Calculate CFO
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CFO_kHz_A = (int)(pCfoTrack->CFO_tail[0] * 3125) / 1280;
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CFO_kHz_B = (int)(pCfoTrack->CFO_tail[1] * 3125) / 1280;
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if(pDM_Odm->RFType < ODM_2T2R)
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CFO_ave = CFO_kHz_A;
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else
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CFO_ave = (int)(CFO_kHz_A + CFO_kHz_B) >> 1;
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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",
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CFO_kHz_A, CFO_kHz_B, CFO_ave));
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//4 1.3 Avoid abnormal large CFO
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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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if(CFO_ave_diff > 20 && pCfoTrack->largeCFOHit == 0 && !pCfoTrack->bAdjust)
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{
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): first large CFO hit\n"));
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pCfoTrack->largeCFOHit = 1;
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return;
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}
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else
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pCfoTrack->largeCFOHit = 0;
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pCfoTrack->CFO_ave_pre = CFO_ave;
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//4 1.4 Dynamic Xtal threshold
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if(pCfoTrack->bAdjust == FALSE)
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{
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if(CFO_ave > CFO_TH_XTAL_HIGH || CFO_ave < (-CFO_TH_XTAL_HIGH))
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pCfoTrack->bAdjust = TRUE;
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}
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else
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{
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if(CFO_ave < CFO_TH_XTAL_LOW && CFO_ave > (-CFO_TH_XTAL_LOW))
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pCfoTrack->bAdjust = FALSE;
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}
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#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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//4 1.5 BT case: Disable CFO tracking
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if(pDM_Odm->bBtEnabled)
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{
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pCfoTrack->bAdjust = FALSE;
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odm_SetCrystalCap(pDM_Odm, pCfoTrack->DefXCap);
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Disable CFO tracking for BT!!\n"));
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}
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/*
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//4 1.6 Big jump
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if(pCfoTrack->bAdjust)
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{
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if(CFO_ave > CFO_TH_XTAL_LOW)
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Adjust_Xtal = Adjust_Xtal + ((CFO_ave - CFO_TH_XTAL_LOW) >> 2);
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else if(CFO_ave < (-CFO_TH_XTAL_LOW))
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Adjust_Xtal = Adjust_Xtal + ((CFO_TH_XTAL_LOW - CFO_ave) >> 2);
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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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}
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*/
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#endif
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//4 1.7 Adjust Crystal Cap.
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if(pCfoTrack->bAdjust)
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{
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if(CFO_ave > CFO_TH_XTAL_LOW)
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CrystalCap = CrystalCap + Adjust_Xtal;
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else if(CFO_ave < (-CFO_TH_XTAL_LOW))
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CrystalCap = CrystalCap - Adjust_Xtal;
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if(CrystalCap > 0x3f)
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CrystalCap = 0x3f;
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else if (CrystalCap < 0)
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CrystalCap = 0;
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odm_SetCrystalCap(pDM_Odm, (u1Byte)CrystalCap);
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}
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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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pCfoTrack->CrystalCap, pCfoTrack->DefXCap));
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#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
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return;
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//3 2. Dynamic ATC switch
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if(CFO_ave < CFO_TH_ATC && CFO_ave > -CFO_TH_ATC)
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{
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odm_SetATCStatus(pDM_Odm, FALSE);
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Disable ATC!!\n"));
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}
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else
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{
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odm_SetATCStatus(pDM_Odm, TRUE);
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ODM_RT_TRACE(pDM_Odm, ODM_COMP_CFO_TRACKING, ODM_DBG_LOUD, ("ODM_CfoTracking(): Enable ATC!!\n"));
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}
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#endif
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}
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}
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VOID
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ODM_ParsingCFO(
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IN PVOID pDM_VOID,
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IN PVOID pPktinfo_VOID,
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IN s1Byte* pcfotail
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)
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{
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PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
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PODM_PACKET_INFO_T pPktinfo = (PODM_PACKET_INFO_T)pPktinfo_VOID;
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PCFO_TRACKING pCfoTrack = (PCFO_TRACKING)PhyDM_Get_Structure( pDM_Odm, PHYDM_CFOTRACK);
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u1Byte i;
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if(!(pDM_Odm->SupportAbility & ODM_BB_CFO_TRACKING))
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return;
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#if(DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
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if(pPktinfo->bPacketMatchBSSID)
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#else
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if(pPktinfo->StationID != 0)
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#endif
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{
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//3 Update CFO report for path-A & path-B
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// Only paht-A and path-B have CFO tail and short CFO
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for(i = ODM_RF_PATH_A; i <= ODM_RF_PATH_B; i++)
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{
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pCfoTrack->CFO_tail[i] = (int)pcfotail[i];
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}
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//3 Update packet counter
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if(pCfoTrack->packetCount == 0xffffffff)
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pCfoTrack->packetCount = 0;
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else
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pCfoTrack->packetCount++;
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}
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}
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