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Add rtl8812au driver version 5.2.6.2
[android-x86/external-kernel-drivers.git] / rtl8812au / hal / hal_phy.c
diff --git a/rtl8812au/hal/hal_phy.c b/rtl8812au/hal/hal_phy.c
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+/******************************************************************************
+ *
+ * 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
+ *
+ *
+ ******************************************************************************/
+#define _HAL_PHY_C_
+
+#include <drv_types.h>
+
+/* ********************************************************************************
+ *     Constant.
+ * ********************************************************************************
+ * 2008/11/20 MH For Debug only, RF */
+static RF_SHADOW_T RF_Shadow[RF6052_MAX_PATH][RF6052_MAX_REG];
+
+/**
+* Function:    PHY_CalculateBitShift
+*
+* OverView:    Get shifted position of the BitMask
+*
+* Input:
+*                      u4Byte          BitMask,
+*
+* Output:      none
+* Return:              u4Byte          Return the shift bit bit position of the mask
+*/
+u32
+PHY_CalculateBitShift(
+       u32 BitMask
+)
+{
+       u32 i;
+
+       for (i = 0; i <= 31; i++) {
+               if (((BitMask >> i) &  0x1) == 1)
+                       break;
+       }
+
+       return i;
+}
+
+
+/*
+ * ==> RF shadow Operation API Code Section!!!
+ *
+ *-----------------------------------------------------------------------------
+ * Function:   PHY_RFShadowRead
+ *                             PHY_RFShadowWrite
+ *                             PHY_RFShadowCompare
+ *                             PHY_RFShadowRecorver
+ *                             PHY_RFShadowCompareAll
+ *                             PHY_RFShadowRecorverAll
+ *                             PHY_RFShadowCompareFlagSet
+ *                             PHY_RFShadowRecorverFlagSet
+ *
+ * Overview:   When we set RF register, we must write shadow at first.
+ *                     When we are running, we must compare shadow abd locate error addr.
+ *                     Decide to recorver or not.
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When                        Who             Remark
+ * 11/20/2008  MHC             Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+u32
+PHY_RFShadowRead(
+       IN      PADAPTER                Adapter,
+       IN      u8                              eRFPath,
+       IN      u32                             Offset)
+{
+       return  RF_Shadow[eRFPath][Offset].Value;
+
+}      /* PHY_RFShadowRead */
+
+
+void
+PHY_RFShadowWrite(
+       IN      PADAPTER                Adapter,
+       IN      u8                              eRFPath,
+       IN      u32                             Offset,
+       IN      u32                             Data)
+{
+       RF_Shadow[eRFPath][Offset].Value = (Data & bRFRegOffsetMask);
+       RF_Shadow[eRFPath][Offset].Driver_Write = _TRUE;
+
+}      /* PHY_RFShadowWrite */
+
+
+BOOLEAN
+PHY_RFShadowCompare(
+       IN      PADAPTER                Adapter,
+       IN      u8                              eRFPath,
+       IN      u32                             Offset)
+{
+       u32     reg;
+       /* Check if we need to check the register */
+       if (RF_Shadow[eRFPath][Offset].Compare == _TRUE) {
+               reg = rtw_hal_read_rfreg(Adapter, eRFPath, Offset, bRFRegOffsetMask);
+               /* Compare shadow and real rf register for 20bits!! */
+               if (RF_Shadow[eRFPath][Offset].Value != reg) {
+                       /* Locate error position. */
+                       RF_Shadow[eRFPath][Offset].ErrorOrNot = _TRUE;
+               }
+               return RF_Shadow[eRFPath][Offset].ErrorOrNot ;
+       }
+       return _FALSE;
+}      /* PHY_RFShadowCompare */
+
+
+void
+PHY_RFShadowRecorver(
+       IN      PADAPTER                Adapter,
+       IN      u8                              eRFPath,
+       IN      u32                             Offset)
+{
+       /* Check if the address is error */
+       if (RF_Shadow[eRFPath][Offset].ErrorOrNot == _TRUE) {
+               /* Check if we need to recorver the register. */
+               if (RF_Shadow[eRFPath][Offset].Recorver == _TRUE) {
+                       rtw_hal_write_rfreg(Adapter, eRFPath, Offset, bRFRegOffsetMask,
+                                           RF_Shadow[eRFPath][Offset].Value);
+               }
+       }
+
+}      /* PHY_RFShadowRecorver */
+
+
+void
+PHY_RFShadowCompareAll(
+       IN      PADAPTER                        Adapter)
+{
+       u8              eRFPath = 0 ;
+       u32             Offset = 0, maxReg = GET_RF6052_REAL_MAX_REG(Adapter);
+
+       for (eRFPath = 0; eRFPath < RF6052_MAX_PATH; eRFPath++) {
+               for (Offset = 0; Offset < maxReg; Offset++)
+                       PHY_RFShadowCompare(Adapter, eRFPath, Offset);
+       }
+
+}      /* PHY_RFShadowCompareAll */
+
+
+void
+PHY_RFShadowRecorverAll(
+       IN      PADAPTER                        Adapter)
+{
+       u8              eRFPath = 0;
+       u32             Offset = 0, maxReg = GET_RF6052_REAL_MAX_REG(Adapter);
+
+       for (eRFPath = 0; eRFPath < RF6052_MAX_PATH; eRFPath++) {
+               for (Offset = 0; Offset < maxReg; Offset++)
+                       PHY_RFShadowRecorver(Adapter, eRFPath, Offset);
+       }
+
+}      /* PHY_RFShadowRecorverAll */
+
+
+void
+PHY_RFShadowCompareFlagSet(
+       IN      PADAPTER                Adapter,
+       IN      u8                              eRFPath,
+       IN      u32                             Offset,
+       IN      u8                              Type)
+{
+       /* Set True or False!!! */
+       RF_Shadow[eRFPath][Offset].Compare = Type;
+
+}      /* PHY_RFShadowCompareFlagSet */
+
+
+void
+PHY_RFShadowRecorverFlagSet(
+       IN      PADAPTER                Adapter,
+       IN      u8                              eRFPath,
+       IN      u32                             Offset,
+       IN      u8                              Type)
+{
+       /* Set True or False!!! */
+       RF_Shadow[eRFPath][Offset].Recorver = Type;
+
+}      /* PHY_RFShadowRecorverFlagSet */
+
+
+void
+PHY_RFShadowCompareFlagSetAll(
+       IN      PADAPTER                        Adapter)
+{
+       u8              eRFPath = 0;
+       u32             Offset = 0, maxReg = GET_RF6052_REAL_MAX_REG(Adapter);
+
+       for (eRFPath = 0; eRFPath < RF6052_MAX_PATH; eRFPath++) {
+               for (Offset = 0; Offset < maxReg; Offset++) {
+                       /* 2008/11/20 MH For S3S4 test, we only check reg 26/27 now!!!! */
+                       if (Offset != 0x26 && Offset != 0x27)
+                               PHY_RFShadowCompareFlagSet(Adapter, eRFPath, Offset, _FALSE);
+                       else
+                               PHY_RFShadowCompareFlagSet(Adapter, eRFPath, Offset, _TRUE);
+               }
+       }
+
+}      /* PHY_RFShadowCompareFlagSetAll */
+
+
+void
+PHY_RFShadowRecorverFlagSetAll(
+       IN      PADAPTER                        Adapter)
+{
+       u8              eRFPath = 0;
+       u32             Offset = 0, maxReg = GET_RF6052_REAL_MAX_REG(Adapter);
+
+       for (eRFPath = 0; eRFPath < RF6052_MAX_PATH; eRFPath++) {
+               for (Offset = 0; Offset < maxReg; Offset++) {
+                       /* 2008/11/20 MH For S3S4 test, we only check reg 26/27 now!!!! */
+                       if (Offset != 0x26 && Offset != 0x27)
+                               PHY_RFShadowRecorverFlagSet(Adapter, eRFPath, Offset, _FALSE);
+                       else
+                               PHY_RFShadowRecorverFlagSet(Adapter, eRFPath, Offset, _TRUE);
+               }
+       }
+
+}      /* PHY_RFShadowCompareFlagSetAll */
+
+void
+PHY_RFShadowRefresh(
+       IN      PADAPTER                        Adapter)
+{
+       u8              eRFPath = 0;
+       u32             Offset = 0, maxReg = GET_RF6052_REAL_MAX_REG(Adapter);
+
+       for (eRFPath = 0; eRFPath < RF6052_MAX_PATH; eRFPath++) {
+               for (Offset = 0; Offset < maxReg; Offset++) {
+                       RF_Shadow[eRFPath][Offset].Value = 0;
+                       RF_Shadow[eRFPath][Offset].Compare = _FALSE;
+                       RF_Shadow[eRFPath][Offset].Recorver  = _FALSE;
+                       RF_Shadow[eRFPath][Offset].ErrorOrNot = _FALSE;
+                       RF_Shadow[eRFPath][Offset].Driver_Write = _FALSE;
+               }
+       }
+
+}      /* PHY_RFShadowRead */