Merge commit 'v3.15' into next

1 files changed, 507 insertions, 0 deletions

diff --git a/drivers/staging/rtl8723au/hal/rtl8723a_rf6052.c b/drivers/staging/rtl8723au/hal/rtl8723a_rf6052.c
new file mode 100644
index 000000000000..ed39c18c3f84
--- /dev/null
+++ b/drivers/staging/rtl8723au/hal/rtl8723a_rf6052.c
@@ -0,0 +1,507 @@
+/******************************************************************************
+ *
+ * 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.
+ *
+ ******************************************************************************/
+/******************************************************************************
+ *
+ *
+ * Module:	rtl8192c_rf6052.c	(Source C File)
+ *
+ * Note:	Provide RF 6052 series relative API.
+ *
+ * Function:
+ *
+ * Export:
+ *
+ * Abbrev:
+ *
+ * History:
+ * Data			Who		Remark
+ *
+ * 09/25/2008	MHC		Create initial version.
+ * 11/05/2008	MHC		Add API for tw power setting.
+ *
+ *
+******************************************************************************/
+
+#define _RTL8723A_RF6052_C_
+
+#include <osdep_service.h>
+#include <drv_types.h>
+
+#include <rtl8723a_hal.h>
+
+/*---------------------------Define Local Constant---------------------------*/
+/*  Define local structure for debug!!!!! */
+struct rf_shadow_compare_map {
+	/*  Shadow register value */
+	u32		Value;
+	/*  Compare or not flag */
+	u8		Compare;
+	/*  Record If it had ever modified unpredicted */
+	u8		ErrorOrNot;
+	/*  Recorver Flag */
+	u8		Recorver;
+	/*  */
+	u8		Driver_Write;
+};
+
+/*-----------------------------------------------------------------------------
+ * Function:    PHY_RF6052SetBandwidth()
+ *
+ * Overview:    This function is called by SetBWMode23aCallback8190Pci() only
+ *
+ * Input:       struct rtw_adapter *				Adapter
+ *			WIRELESS_BANDWIDTH_E	Bandwidth	20M or 40M
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Note:		For RF type 0222D
+ *---------------------------------------------------------------------------*/
+void rtl8723a_phy_rf6052set_bw(
+	struct rtw_adapter *Adapter,
+	enum ht_channel_width Bandwidth)	/* 20M or 40M */
+{
+	struct hal_data_8723a	*pHalData = GET_HAL_DATA(Adapter);
+
+	switch (Bandwidth) {
+	case HT_CHANNEL_WIDTH_20:
+		pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | 0x0400);
+		PHY_SetRFReg(Adapter, RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
+		break;
+	case HT_CHANNEL_WIDTH_40:
+		pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff));
+		PHY_SetRFReg(Adapter, RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
+		break;
+	default:
+		break;
+	}
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	PHY_RF6052SetCckTxPower
+ *
+ * Overview:
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/05/2008	MHC		Simulate 8192series..
+ *
+ *---------------------------------------------------------------------------*/
+
+void rtl823a_phy_rf6052setccktxpower(struct rtw_adapter *Adapter, u8 *pPowerlevel)
+{
+	struct hal_data_8723a *pHalData = GET_HAL_DATA(Adapter);
+	struct dm_priv *pdmpriv = &pHalData->dmpriv;
+	struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
+	u32 TxAGC[2] = {0, 0}, tmpval = 0;
+	bool TurboScanOff = false;
+	u8 idx1, idx2;
+	u8 *ptr;
+
+	/*  According to SD3 eechou's suggestion, we need to disable turbo scan for RU. */
+	/*  Otherwise, external PA will be broken if power index > 0x20. */
+	if (pHalData->EEPROMRegulatory != 0 || pHalData->ExternalPA)
+		TurboScanOff = true;
+
+	if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
+		TxAGC[RF_PATH_A] = 0x3f3f3f3f;
+		TxAGC[RF_PATH_B] = 0x3f3f3f3f;
+
+		TurboScanOff = true;/* disable turbo scan */
+
+		if (TurboScanOff) {
+			for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
+				TxAGC[idx1] =
+					pPowerlevel[idx1] | (pPowerlevel[idx1]<<8) |
+					(pPowerlevel[idx1]<<16) | (pPowerlevel[idx1]<<24);
+				/*  2010/10/18 MH For external PA module. We need to limit power index to be less than 0x20. */
+				if (TxAGC[idx1] > 0x20 && pHalData->ExternalPA)
+					TxAGC[idx1] = 0x20;
+			}
+		}
+	} else {
+/*  20100427 Joseph: Driver dynamic Tx power shall not affect Tx power. It shall be determined by power training mechanism. */
+/*  Currently, we cannot fully disable driver dynamic tx power mechanism because it is referenced by BT coexist mechanism. */
+/*  In the future, two mechanism shall be separated from each other and maintained independantly. Thanks for Lanhsin's reminder. */
+		if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level1) {
+			TxAGC[RF_PATH_A] = 0x10101010;
+			TxAGC[RF_PATH_B] = 0x10101010;
+		} else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level2) {
+			TxAGC[RF_PATH_A] = 0x00000000;
+			TxAGC[RF_PATH_B] = 0x00000000;
+		} else {
+			for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
+				TxAGC[idx1] =
+					pPowerlevel[idx1] | (pPowerlevel[idx1]<<8) |
+					(pPowerlevel[idx1]<<16) | (pPowerlevel[idx1]<<24);
+			}
+
+			if (pHalData->EEPROMRegulatory == 0) {
+				tmpval = (pHalData->MCSTxPowerLevelOriginalOffset[0][6]) +
+						(pHalData->MCSTxPowerLevelOriginalOffset[0][7]<<8);
+				TxAGC[RF_PATH_A] += tmpval;
+
+				tmpval = (pHalData->MCSTxPowerLevelOriginalOffset[0][14]) +
+						(pHalData->MCSTxPowerLevelOriginalOffset[0][15]<<24);
+				TxAGC[RF_PATH_B] += tmpval;
+			}
+		}
+	}
+
+	for (idx1 = RF_PATH_A; idx1 <= RF_PATH_B; idx1++) {
+		ptr = (u8 *)(&TxAGC[idx1]);
+		for (idx2 = 0; idx2 < 4; idx2++) {
+			if (*ptr > RF6052_MAX_TX_PWR)
+				*ptr = RF6052_MAX_TX_PWR;
+			ptr++;
+		}
+	}
+
+	/*  rf-A cck tx power */
+	tmpval = TxAGC[RF_PATH_A]&0xff;
+	PHY_SetBBReg(Adapter, rTxAGC_A_CCK1_Mcs32, bMaskByte1, tmpval);
+	tmpval = TxAGC[RF_PATH_A]>>8;
+	PHY_SetBBReg(Adapter, rTxAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval);
+
+	/*  rf-B cck tx power */
+	tmpval = TxAGC[RF_PATH_B]>>24;
+	PHY_SetBBReg(Adapter, rTxAGC_B_CCK11_A_CCK2_11, bMaskByte0, tmpval);
+	tmpval = TxAGC[RF_PATH_B]&0x00ffffff;
+	PHY_SetBBReg(Adapter, rTxAGC_B_CCK1_55_Mcs32, 0xffffff00, tmpval);
+}	/* PHY_RF6052SetCckTxPower */
+
+/*  powerbase0 for OFDM rates */
+/*  powerbase1 for HT MCS rates */
+static void getPowerBase(
+	struct rtw_adapter *Adapter,
+	u8 *pPowerLevel,
+	u8 Channel,
+	u32 *OfdmBase,
+	u32 *MCSBase
+	)
+{
+	struct hal_data_8723a	*pHalData = GET_HAL_DATA(Adapter);
+	u32 powerBase0, powerBase1;
+	u8 Legacy_pwrdiff = 0;
+	s8 HT20_pwrdiff = 0;
+	u8 i, powerlevel[2];
+
+	for (i = 0; i < 2; i++) {
+		powerlevel[i] = pPowerLevel[i];
+		Legacy_pwrdiff = pHalData->TxPwrLegacyHtDiff[i][Channel-1];
+		powerBase0 = powerlevel[i] + Legacy_pwrdiff;
+
+		powerBase0 = (powerBase0<<24) | (powerBase0<<16) | (powerBase0<<8) | powerBase0;
+		*(OfdmBase+i) = powerBase0;
+	}
+
+	for (i = 0; i < 2; i++) {
+		/* Check HT20 to HT40 diff */
+		if (pHalData->CurrentChannelBW == HT_CHANNEL_WIDTH_20) {
+			HT20_pwrdiff = pHalData->TxPwrHt20Diff[i][Channel-1];
+			powerlevel[i] += HT20_pwrdiff;
+		}
+		powerBase1 = powerlevel[i];
+		powerBase1 = (powerBase1<<24) | (powerBase1<<16) | (powerBase1<<8) | powerBase1;
+		*(MCSBase+i) = powerBase1;
+	}
+}
+
+static void getTxPowerWriteValByRegulatory(
+		struct rtw_adapter *Adapter,
+		u8 Channel,
+		u8 index,
+		u32 *powerBase0,
+		u32 *powerBase1,
+		u32 *pOutWriteVal
+	)
+{
+	struct hal_data_8723a	*pHalData = GET_HAL_DATA(Adapter);
+	struct dm_priv	*pdmpriv = &pHalData->dmpriv;
+	u8	i, chnlGroup = 0, pwr_diff_limit[4];
+	u32	writeVal, customer_limit, rf;
+
+	/*  Index 0 & 1 = legacy OFDM, 2-5 = HT_MCS rate */
+	for (rf = 0; rf < 2; rf++) {
+		switch (pHalData->EEPROMRegulatory) {
+		case 0:	/*  Realtek better performance */
+			/*  increase power diff defined by Realtek for large power */
+			chnlGroup = 0;
+			writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf?8:0)] +
+				((index < 2) ? powerBase0[rf] : powerBase1[rf]);
+			break;
+		case 1:	/*  Realtek regulatory */
+			/*  increase power diff defined by Realtek for regulatory */
+			if (pHalData->pwrGroupCnt == 1)
+				chnlGroup = 0;
+			if (pHalData->pwrGroupCnt >= 3) {
+				if (Channel <= 3)
+					chnlGroup = 0;
+				else if (Channel >= 4 && Channel <= 9)
+					chnlGroup = 1;
+				else if (Channel > 9)
+					chnlGroup = 2;
+
+				if (pHalData->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
+					chnlGroup++;
+				else
+					chnlGroup += 4;
+			}
+			writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf?8:0)] +
+				   ((index < 2) ? powerBase0[rf] : powerBase1[rf]);
+			break;
+		case 2:	/*  Better regulatory */
+				/*  don't increase any power diff */
+			writeVal = ((index < 2) ? powerBase0[rf] : powerBase1[rf]);
+			break;
+		case 3:	/*  Customer defined power diff. */
+			chnlGroup = 0;
+
+			for (i = 0; i < 4; i++) {
+				pwr_diff_limit[i] = (u8)((pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index +
+						    (rf ? 8 : 0)]&(0x7f << (i*8))) >> (i*8));
+				if (pHalData->CurrentChannelBW == HT_CHANNEL_WIDTH_40) {
+					if (pwr_diff_limit[i] > pHalData->PwrGroupHT40[rf][Channel-1])
+						pwr_diff_limit[i] = pHalData->PwrGroupHT40[rf][Channel-1];
+				} else {
+					if (pwr_diff_limit[i] > pHalData->PwrGroupHT20[rf][Channel-1])
+						pwr_diff_limit[i] = pHalData->PwrGroupHT20[rf][Channel-1];
+				}
+			}
+			customer_limit = (pwr_diff_limit[3]<<24) | (pwr_diff_limit[2]<<16) |
+							(pwr_diff_limit[1]<<8) | (pwr_diff_limit[0]);
+			writeVal = customer_limit + ((index<2)?powerBase0[rf]:powerBase1[rf]);
+			break;
+		default:
+			chnlGroup = 0;
+			writeVal = pHalData->MCSTxPowerLevelOriginalOffset[chnlGroup][index+(rf?8:0)] +
+					((index < 2) ? powerBase0[rf] : powerBase1[rf]);
+			break;
+		}
+
+/*  20100427 Joseph: Driver dynamic Tx power shall not affect Tx power. It shall be determined by power training mechanism. */
+/*  Currently, we cannot fully disable driver dynamic tx power mechanism because it is referenced by BT coexist mechanism. */
+/*  In the future, two mechanism shall be separated from each other and maintained independantly. Thanks for Lanhsin's reminder. */
+
+		if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level1)
+			writeVal = 0x14141414;
+		else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_Level2)
+			writeVal = 0x00000000;
+
+		/*  20100628 Joseph: High power mode for BT-Coexist mechanism. */
+		/*  This mechanism is only applied when Driver-Highpower-Mechanism is OFF. */
+		if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_BT1)
+			writeVal = writeVal - 0x06060606;
+		else if (pdmpriv->DynamicTxHighPowerLvl == TxHighPwrLevel_BT2)
+			writeVal = writeVal;
+		*(pOutWriteVal+rf) = writeVal;
+	}
+}
+
+static void writeOFDMPowerReg(struct rtw_adapter *Adapter, u8 index, u32 *pValue)
+{
+	struct hal_data_8723a	*pHalData = GET_HAL_DATA(Adapter);
+	u16 RegOffset_A[6] = {
+		rTxAGC_A_Rate18_06, rTxAGC_A_Rate54_24,
+		rTxAGC_A_Mcs03_Mcs00, rTxAGC_A_Mcs07_Mcs04,
+		rTxAGC_A_Mcs11_Mcs08, rTxAGC_A_Mcs15_Mcs12
+	};
+	u16 RegOffset_B[6] = {
+		rTxAGC_B_Rate18_06, rTxAGC_B_Rate54_24,
+		rTxAGC_B_Mcs03_Mcs00, rTxAGC_B_Mcs07_Mcs04,
+		rTxAGC_B_Mcs11_Mcs08, rTxAGC_B_Mcs15_Mcs12
+	};
+	u8 i, rf, pwr_val[4];
+	u32 writeVal;
+	u16 RegOffset;
+
+	for (rf = 0; rf < 2; rf++) {
+		writeVal = pValue[rf];
+		for (i = 0; i < 4; i++) {
+			pwr_val[i] = (u8)((writeVal & (0x7f<<(i*8)))>>(i*8));
+			if (pwr_val[i]  > RF6052_MAX_TX_PWR)
+				pwr_val[i]  = RF6052_MAX_TX_PWR;
+		}
+		writeVal = (pwr_val[3]<<24) | (pwr_val[2]<<16) |
+			   (pwr_val[1]<<8) | pwr_val[0];
+
+		if (rf == 0)
+			RegOffset = RegOffset_A[index];
+		else
+			RegOffset = RegOffset_B[index];
+
+		PHY_SetBBReg(Adapter, RegOffset, bMaskDWord, writeVal);
+
+		/*  201005115 Joseph: Set Tx Power diff for Tx power training mechanism. */
+		if (((pHalData->rf_type == RF_2T2R) &&
+		    (RegOffset == rTxAGC_A_Mcs15_Mcs12 ||
+		     RegOffset == rTxAGC_B_Mcs15_Mcs12)) ||
+		    ((pHalData->rf_type != RF_2T2R) &&
+		     (RegOffset == rTxAGC_A_Mcs07_Mcs04 ||
+		      RegOffset == rTxAGC_B_Mcs07_Mcs04))) {
+			writeVal = pwr_val[3];
+			if (RegOffset == rTxAGC_A_Mcs15_Mcs12 || RegOffset == rTxAGC_A_Mcs07_Mcs04)
+				RegOffset = 0xc90;
+			if (RegOffset == rTxAGC_B_Mcs15_Mcs12 || RegOffset == rTxAGC_B_Mcs07_Mcs04)
+				RegOffset = 0xc98;
+			for (i = 0; i < 3; i++) {
+				if (i != 2)
+					writeVal = (writeVal > 8) ? (writeVal-8) : 0;
+				else
+					writeVal = (writeVal > 6) ? (writeVal-6) : 0;
+				rtw_write8(Adapter, (u32)(RegOffset+i), (u8)writeVal);
+			}
+		}
+	}
+}
+/*-----------------------------------------------------------------------------
+ * Function:	PHY_RF6052SetOFDMTxPower
+ *
+ * Overview:	For legacy and HY OFDM, we must read EEPROM TX power index for
+ *			different channel and read original value in TX power register area from
+ *			0xe00. We increase offset and original value to be correct tx pwr.
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/05/2008	MHC		Simulate 8192 series method.
+ * 01/06/2009	MHC		1. Prevent Path B tx power overflow or underflow dure to
+ *						A/B pwr difference or legacy/HT pwr diff.
+ *						2. We concern with path B legacy/HT OFDM difference.
+ * 01/22/2009	MHC		Support new EPRO format from SD3.
+ *
+ *---------------------------------------------------------------------------*/
+void rtl8723a_PHY_RF6052SetOFDMTxPower(struct rtw_adapter *Adapter, u8 *pPowerLevel, u8 Channel)
+{
+	u32 writeVal[2], powerBase0[2], powerBase1[2];
+	u8 index = 0;
+
+	getPowerBase(Adapter, pPowerLevel, Channel, &powerBase0[0], &powerBase1[0]);
+
+	for (index = 0; index < 6; index++) {
+		getTxPowerWriteValByRegulatory(Adapter, Channel, index,
+			&powerBase0[0], &powerBase1[0], &writeVal[0]);
+
+		writeOFDMPowerReg(Adapter, index, &writeVal[0]);
+	}
+}
+
+static int phy_RF6052_Config_ParaFile(struct rtw_adapter *Adapter)
+{
+	u32 u4RegValue = 0;
+	u8 eRFPath;
+	struct bb_reg_define	*pPhyReg;
+	int rtStatus = _SUCCESS;
+	struct hal_data_8723a *pHalData = GET_HAL_DATA(Adapter);
+	static char sz8723RadioAFile[] = RTL8723_PHY_RADIO_A;
+	static char sz8723RadioBFile[] = RTL8723_PHY_RADIO_B;
+	char *pszRadioAFile, *pszRadioBFile;
+
+	pszRadioAFile = sz8723RadioAFile;
+	pszRadioBFile = sz8723RadioBFile;
+
+	/* 3----------------------------------------------------------------- */
+	/* 3 <2> Initialize RF */
+	/* 3----------------------------------------------------------------- */
+	for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++) {
+
+		pPhyReg = &pHalData->PHYRegDef[eRFPath];
+
+		/*----Store original RFENV control type----*/
+		switch (eRFPath) {
+		case RF_PATH_A:
+			u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV);
+			break;
+		case RF_PATH_B:
+			u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV<<16);
+			break;
+		}
+
+		/*----Set RF_ENV enable----*/
+		PHY_SetBBReg(Adapter, pPhyReg->rfintfe, bRFSI_RFENV<<16, 0x1);
+		udelay(1);/* PlatformStallExecution(1); */
+
+		/*----Set RF_ENV output high----*/
+		PHY_SetBBReg(Adapter, pPhyReg->rfintfo, bRFSI_RFENV, 0x1);
+		udelay(1);/* PlatformStallExecution(1); */
+
+		/* Set bit number of Address and Data for RF register */
+		PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0);	/*  Set 1 to 4 bits for 8255 */
+		udelay(1);/* PlatformStallExecution(1); */
+
+		PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0);	/*  Set 0 to 12  bits for 8255 */
+		udelay(1);/* PlatformStallExecution(1); */
+
+		/*----Initialize RF fom connfiguration file----*/
+		switch (eRFPath) {
+		case RF_PATH_A:
+			if (HAL_STATUS_FAILURE == ODM_ConfigRFWithHeaderFile23a(&pHalData->odmpriv, (enum RF_RADIO_PATH)eRFPath, (enum RF_RADIO_PATH)eRFPath))
+				rtStatus = _FAIL;
+			break;
+		case RF_PATH_B:
+			if (HAL_STATUS_FAILURE == ODM_ConfigRFWithHeaderFile23a(&pHalData->odmpriv, (enum RF_RADIO_PATH)eRFPath, (enum RF_RADIO_PATH)eRFPath))
+				rtStatus = _FAIL;
+			break;
+		}
+
+		/*----Restore RFENV control type----*/;
+		switch (eRFPath) {
+		case RF_PATH_A:
+			PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue);
+			break;
+		case RF_PATH_B:
+			PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV<<16, u4RegValue);
+			break;
+		}
+
+		if (rtStatus != _SUCCESS) {
+			/* RT_TRACE(COMP_FPGA, DBG_LOUD, ("phy_RF6052_Config_ParaFile():Radio[%d] Fail!!", eRFPath)); */
+			goto phy_RF6052_Config_ParaFile_Fail;
+		}
+	}
+phy_RF6052_Config_ParaFile_Fail:
+	return rtStatus;
+}
+
+int PHY_RF6052_Config8723A(struct rtw_adapter *Adapter)
+{
+	struct hal_data_8723a *pHalData = GET_HAL_DATA(Adapter);
+	int rtStatus = _SUCCESS;
+
+	/*  Initialize general global value */
+	/*  TODO: Extend RF_PATH_C and RF_PATH_D in the future */
+	if (pHalData->rf_type == RF_1T1R)
+		pHalData->NumTotalRFPath = 1;
+	else
+		pHalData->NumTotalRFPath = 2;
+
+	/*  Config BB and RF */
+	rtStatus = phy_RF6052_Config_ParaFile(Adapter);
+	return rtStatus;
+}
+
+/* End of HalRf6052.c */