LXR linux/drivers/staging/rtl8723bs/hal/rtl8723b

   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 *---------------------------------------------------------------------------*/
  65void 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
  91static 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
 197phy_RF6052_Config_ParaFile_Fail:
 198        return rtStatus;
 199}
 200
 201
 202int 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 */
 225