drivers/staging/rtl8723bs/hal/rtl8723b_rf6052.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  ******************************************************************************/
  15 /******************************************************************************
  16  *
  17  *
  18  * Module:      rtl8192c_rf6052.c       (Source C File)
  19  *
  20  * Note:        Provide RF 6052 series relative API.
  21  *
  22  * Function:
  23  *
  24  * Export:
  25  *
  26  * Abbrev:
  27  *
  28  * History:
  29  * Data                 Who             Remark
  30  *
  31  * 09/25/2008   MHC             Create initial version.
  32  * 11/05/2008   MHC             Add API for tw power setting.
  33  *
  34  *
  35 ******************************************************************************/
  36
  37 #include <rtl8723b_hal.h>
  38
  39 /*---------------------------Define Local Constant---------------------------*/
  40 /*---------------------------Define Local Constant---------------------------*/
  41
  42
  43 /*------------------------Define global variable-----------------------------*/
  44 /*------------------------Define global variable-----------------------------*/
  45
  46
  47 /*------------------------Define local variable------------------------------*/
  48 /*  2008/11/20 MH For Debug only, RF */
  49 /*------------------------Define local variable------------------------------*/
  50
  51 /*-----------------------------------------------------------------------------
  52  * Function:    PHY_RF6052SetBandwidth()
  53  *
  54  * Overview:    This function is called by SetBWModeCallback8190Pci() only
  55  *
  56  * Input:       struct adapter *                        Adapter
  57  *              WIRELESS_BANDWIDTH_E    Bandwidth       20M or 40M
  58  *
  59  * Output:      NONE
  60  *
  61  * Return:      NONE
  62  *
  63  * Note:                For RF type 0222D
  64  *---------------------------------------------------------------------------*/
  65 void PHY_RF6052SetBandwidth8723B(
  66         struct adapter *Adapter, enum CHANNEL_WIDTH Bandwidth
  67 ) /* 20M or 40M */
  68 {
  69         struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
  70
  71         switch (Bandwidth) {
  72         case CHANNEL_WIDTH_20:
  73                 pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | BIT10 | BIT11);
  74                 PHY_SetRFReg(Adapter, ODM_RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
  75                 PHY_SetRFReg(Adapter, ODM_RF_PATH_B, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
  76                 break;
  77
  78         case CHANNEL_WIDTH_40:
  79                 pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | BIT10);
  80                 PHY_SetRFReg(Adapter, ODM_RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
  81                 PHY_SetRFReg(Adapter, ODM_RF_PATH_B, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
  82                 break;
  83
  84         default:
  85                 /* RT_TRACE(COMP_DBG, DBG_LOUD, ("PHY_SetRF8225Bandwidth(): unknown Bandwidth: %#X\n", Bandwidth)); */
  86                 break;
  87         }
  88
  89 }
  90
  91 static int phy_RF6052_Config_ParaFile(struct adapter *Adapter)
  92 {
  93         u32 u4RegValue = 0;
  94         u8 eRFPath;
  95         struct bb_register_def *pPhyReg;
  96
  97         int rtStatus = _SUCCESS;
  98         struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
  99
 100         static char sz8723RadioAFile[] = RTL8723B_PHY_RADIO_A;
 101         static char sz8723RadioBFile[] = RTL8723B_PHY_RADIO_B;
 102         static s8 sz8723BTxPwrTrackFile[] = RTL8723B_TXPWR_TRACK;
 103         char *pszRadioAFile, *pszRadioBFile, *pszTxPwrTrackFile;
 104
 105         pszRadioAFile = sz8723RadioAFile;
 106         pszRadioBFile = sz8723RadioBFile;
 107         pszTxPwrTrackFile = sz8723BTxPwrTrackFile;
 108
 109         /* 3----------------------------------------------------------------- */
 110         /* 3 <2> Initialize RF */
 111         /* 3----------------------------------------------------------------- */
 112         /* for (eRFPath = RF_PATH_A; eRFPath <pHalData->NumTotalRFPath; eRFPath++) */
 113         for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++) {
 114
 115                 pPhyReg = &pHalData->PHYRegDef[eRFPath];
 116
 117                 /*----Store original RFENV control type----*/
 118                 switch (eRFPath) {
 119                 case RF_PATH_A:
 120                 case RF_PATH_C:
 121                         u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV);
 122                         break;
 123                 case RF_PATH_B:
 124                 case RF_PATH_D:
 125                         u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV<<16);
 126                         break;
 127                 }
 128
 129                 /*----Set RF_ENV enable----*/
 130                 PHY_SetBBReg(Adapter, pPhyReg->rfintfe, bRFSI_RFENV<<16, 0x1);
 131                 udelay(1);/* PlatformStallExecution(1); */
 132
 133                 /*----Set RF_ENV output high----*/
 134                 PHY_SetBBReg(Adapter, pPhyReg->rfintfo, bRFSI_RFENV, 0x1);
 135                 udelay(1);/* PlatformStallExecution(1); */
 136
 137                 /* Set bit number of Address and Data for RF register */
 138                 PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0);  /*  Set 1 to 4 bits for 8255 */
 139                 udelay(1);/* PlatformStallExecution(1); */
 140
 141                 PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0);     /*  Set 0 to 12  bits for 8255 */
 142                 udelay(1);/* PlatformStallExecution(1); */
 143
 144                 /*----Initialize RF fom connfiguration file----*/
 145                 switch (eRFPath) {
 146                 case RF_PATH_A:
 147                         if (PHY_ConfigRFWithParaFile(Adapter, pszRadioAFile,
 148                                                      eRFPath) == _FAIL) {
 149                                 if (HAL_STATUS_FAILURE == ODM_ConfigRFWithHeaderFile(&pHalData->odmpriv, CONFIG_RF_RADIO, (ODM_RF_RADIO_PATH_E)eRFPath))
 150                                         rtStatus = _FAIL;
 151                         }
 152                         break;
 153                 case RF_PATH_B:
 154                         if (PHY_ConfigRFWithParaFile(Adapter, pszRadioBFile,
 155                                                      eRFPath) == _FAIL) {
 156                                 if (HAL_STATUS_FAILURE == ODM_ConfigRFWithHeaderFile(&pHalData->odmpriv, CONFIG_RF_RADIO, (ODM_RF_RADIO_PATH_E)eRFPath))
 157                                         rtStatus = _FAIL;
 158                         }
 159                         break;
 160                 case RF_PATH_C:
 161                         break;
 162                 case RF_PATH_D:
 163                         break;
 164                 }
 165
 166                 /*----Restore RFENV control type----*/;
 167                 switch (eRFPath) {
 168                 case RF_PATH_A:
 169                 case RF_PATH_C:
 170                         PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue);
 171                         break;
 172                 case RF_PATH_B:
 173                 case RF_PATH_D:
 174                         PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV<<16, u4RegValue);
 175                         break;
 176                 }
 177
 178                 if (rtStatus != _SUCCESS) {
 179                         /* RT_TRACE(COMP_FPGA, DBG_LOUD, ("phy_RF6052_Config_ParaFile():Radio[%d] Fail!!", eRFPath)); */
 180                         goto phy_RF6052_Config_ParaFile_Fail;
 181                 }
 182
 183         }
 184
 185         /* 3 ----------------------------------------------------------------- */
 186         /* 3 Configuration of Tx Power Tracking */
 187         /* 3 ----------------------------------------------------------------- */
 188
 189         if (PHY_ConfigRFWithTxPwrTrackParaFile(Adapter, pszTxPwrTrackFile) ==
 190                 _FAIL) {
 191                 ODM_ConfigRFWithTxPwrTrackHeaderFile(&pHalData->odmpriv);
 192         }
 193
 194         /* RT_TRACE(COMP_INIT, DBG_LOUD, ("<---phy_RF6052_Config_ParaFile()\n")); */
 195         return rtStatus;
 196
 197 phy_RF6052_Config_ParaFile_Fail:
 198         return rtStatus;
 199 }
 200
 201
 202 int PHY_RF6052_Config8723B(struct adapter *Adapter)
 203 {
 204         struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
 205         int rtStatus = _SUCCESS;
 206
 207         /*  */
 208         /*  Initialize general global value */
 209         /*  */
 210         /*  TODO: Extend RF_PATH_C and RF_PATH_D in the future */
 211         if (pHalData->rf_type == RF_1T1R)
 212                 pHalData->NumTotalRFPath = 1;
 213         else
 214                 pHalData->NumTotalRFPath = 2;
 215
 216         /*  */
 217         /*  Config BB and RF */
 218         /*  */
 219         rtStatus = phy_RF6052_Config_ParaFile(Adapter);
 220         return rtStatus;
 221
 222 }
 223
 224 /* End of HalRf6052.c */