staging: rtl8192u: rename general variables in r819xU_phy.c
authorXenia Ragiadakou <burzalodowa@gmail.com>
Tue, 18 Jun 2013 02:29:41 +0000 (05:29 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 18 Jun 2013 18:32:39 +0000 (11:32 -0700)
This patch renames the following variables:
- dwRegAddr and RegAddr into reg_addr
- dwData and Data       into data
- BitShift              into bitshift
- Offset                into offset
- NewOffset             into new_offset
- Bandwidth             into bandwidth

The renaming was done to remove camel case and
unnecessary 'dw' prefix from the above variable names.

Signed-off-by: Xenia Ragiadakou <burzalodowa@gmail.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/rtl8192u/r819xU_phy.c

index 787090adfa469f6e61ef49695e03927195d7a168..387d137ec9ffacbb9282396abe278b9f93b8fc4c 100644 (file)
@@ -73,100 +73,100 @@ u8 rtl8192_phy_CheckIsLegalRFPath(struct net_device *dev, u32 eRFPath)
 /******************************************************************************
  *function:  This function set specific bits to BB register
  *   input:  net_device dev
- *           u32       dwRegAddr  //target addr to be modified
+ *           u32       reg_addr   //target addr to be modified
  *           u32       bitmask    //taget bit pos in the addr to be modified
- *           u32       dwData     //value to be write
+ *           u32       data       //value to be write
  *  output:  none
  *  return:  none
  *  notice:
  * ****************************************************************************/
-void rtl8192_setBBreg(struct net_device *dev, u32 dwRegAddr, u32 bitmask,
-                     u32 dwData)
+void rtl8192_setBBreg(struct net_device *dev, u32 reg_addr, u32 bitmask,
+                     u32 data)
 {
 
-       u32 reg, BitShift;
+       u32 reg, bitshift;
 
        if (bitmask != bMaskDWord) { //if not "double word" write
-               read_nic_dword(dev, dwRegAddr, &reg);
-               BitShift = rtl8192_CalculateBitShift(bitmask);
+               read_nic_dword(dev, reg_addr, &reg);
+               bitshift = rtl8192_CalculateBitShift(bitmask);
                reg &= ~bitmask;
-               reg |= dwData << BitShift;
-               write_nic_dword(dev, dwRegAddr, reg);
+               reg |= data << bitshift;
+               write_nic_dword(dev, reg_addr, reg);
        } else {
-               write_nic_dword(dev, dwRegAddr, dwData);
+               write_nic_dword(dev, reg_addr, data);
        }
        return;
 }
 /******************************************************************************
  *function:  This function reads specific bits from BB register
  *   input:  net_device dev
- *           u32       dwRegAddr  //target addr to be readback
+ *           u32       reg_addr   //target addr to be readback
  *           u32       bitmask    //taget bit pos in the addr to be readback
  *  output:  none
- *  return:  u32       Data    //the readback register value
+ *  return:  u32       data       //the readback register value
  *  notice:
  * ****************************************************************************/
-u32 rtl8192_QueryBBReg(struct net_device *dev, u32 dwRegAddr, u32 bitmask)
+u32 rtl8192_QueryBBReg(struct net_device *dev, u32 reg_addr, u32 bitmask)
 {
-       u32 Ret = 0, reg, BitShift;
+       u32 Ret = 0, reg, bitshift;
 
-       read_nic_dword(dev, dwRegAddr, &reg);
-       BitShift = rtl8192_CalculateBitShift(bitmask);
-       Ret = (reg & bitmask) >> BitShift;
+       read_nic_dword(dev, reg_addr, &reg);
+       bitshift = rtl8192_CalculateBitShift(bitmask);
+       Ret = (reg & bitmask) >> bitshift;
 
        return Ret;
 }
 static u32 phy_FwRFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
-                             u32 Offset);
+                             u32 offset);
 
 static void phy_FwRFSerialWrite(struct net_device *dev,
-                               RF90_RADIO_PATH_E eRFPath, u32  Offset,
-                               u32  Data);
+                               RF90_RADIO_PATH_E eRFPath, u32  offset,
+                               u32  data);
 
 /******************************************************************************
  *function:  This function read register from RF chip
  *   input:  net_device dev
  *          RF90_RADIO_PATH_E eRFPath //radio path of A/B/C/D
- *           u32       Offset     //target address to be read
+ *           u32       offset     //target address to be read
  *  output:  none
  *  return:  u32       readback value
  *  notice:  There are three types of serial operations:(1) Software serial write.(2)Hardware LSSI-Low Speed Serial Interface.(3)Hardware HSSI-High speed serial write. Driver here need to implement (1) and (2)---need more spec for this information.
  * ****************************************************************************/
 u32 rtl8192_phy_RFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
-                            u32 Offset)
+                            u32 offset)
 {
        struct r8192_priv *priv = ieee80211_priv(dev);
        u32 ret = 0;
-       u32 NewOffset = 0;
+       u32 new_offset = 0;
        BB_REGISTER_DEFINITION_T *pPhyReg = &priv->PHYRegDef[eRFPath];
        rtl8192_setBBreg(dev, pPhyReg->rfLSSIReadBack, bLSSIReadBackData, 0);
        //make sure RF register offset is correct
-       Offset &= 0x3f;
+       offset &= 0x3f;
 
        //switch page for 8256 RF IC
        if (priv->rf_chip == RF_8256) {
-               if (Offset >= 31) {
+               if (offset >= 31) {
                        priv->RfReg0Value[eRFPath] |= 0x140;
                        //Switch to Reg_Mode2 for Reg 31-45
                        rtl8192_setBBreg(dev, pPhyReg->rf3wireOffset, bMaskDWord, (priv->RfReg0Value[eRFPath]<<16));
                        //modify offset
-                       NewOffset = Offset -30;
-               } else if (Offset >= 16) {
+                       new_offset = offset - 30;
+               } else if (offset >= 16) {
                        priv->RfReg0Value[eRFPath] |= 0x100;
                        priv->RfReg0Value[eRFPath] &= (~0x40);
                        //Switch to Reg_Mode 1 for Reg16-30
                        rtl8192_setBBreg(dev, pPhyReg->rf3wireOffset, bMaskDWord, (priv->RfReg0Value[eRFPath]<<16));
 
-                       NewOffset = Offset - 15;
+                       new_offset = offset - 15;
                } else {
-                       NewOffset = Offset;
+                       new_offset = offset;
                }
        } else {
                RT_TRACE((COMP_PHY|COMP_ERR), "check RF type here, need to be 8256\n");
-               NewOffset = Offset;
+               new_offset = offset;
        }
        //put desired read addr to LSSI control Register
-       rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2, bLSSIReadAddress, NewOffset);
+       rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2, bLSSIReadAddress, new_offset);
        //Issue a posedge trigger
        //
        rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2,  bLSSIReadEdge, 0x0);
@@ -198,8 +198,8 @@ u32 rtl8192_phy_RFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
  *function:  This function write data to RF register
  *   input:  net_device dev
  *          RF90_RADIO_PATH_E eRFPath //radio path of A/B/C/D
- *           u32       Offset     //target address to be written
- *           u32       Data    //The new register data to be written
+ *           u32       offset     //target address to be written
+ *           u32       data       //The new register data to be written
  *  output:  none
  *  return:  none
  *  notice:  For RF8256 only.
@@ -215,45 +215,45 @@ u32 rtl8192_phy_RFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
  *------------------------------------------------------------------
  * ****************************************************************************/
 void rtl8192_phy_RFSerialWrite(struct net_device *dev,
-                              RF90_RADIO_PATH_E eRFPath, u32 Offset, u32 Data)
+                              RF90_RADIO_PATH_E eRFPath, u32 offset, u32 data)
 {
        struct r8192_priv *priv = ieee80211_priv(dev);
-       u32 DataAndAddr = 0, NewOffset = 0;
+       u32 DataAndAddr = 0, new_offset = 0;
        BB_REGISTER_DEFINITION_T        *pPhyReg = &priv->PHYRegDef[eRFPath];
 
-       Offset &= 0x3f;
+       offset &= 0x3f;
        if (priv->rf_chip == RF_8256) {
 
-               if (Offset >= 31) {
+               if (offset >= 31) {
                        priv->RfReg0Value[eRFPath] |= 0x140;
                        rtl8192_setBBreg(dev, pPhyReg->rf3wireOffset, bMaskDWord, (priv->RfReg0Value[eRFPath] << 16));
-                       NewOffset = Offset - 30;
-               } else if (Offset >= 16) {
+                       new_offset = offset - 30;
+               } else if (offset >= 16) {
                        priv->RfReg0Value[eRFPath] |= 0x100;
                        priv->RfReg0Value[eRFPath] &= (~0x40);
                        rtl8192_setBBreg(dev, pPhyReg->rf3wireOffset, bMaskDWord, (priv->RfReg0Value[eRFPath]<<16));
-                       NewOffset = Offset - 15;
+                       new_offset = offset - 15;
                } else {
-                       NewOffset = Offset;
+                       new_offset = offset;
                }
        } else {
                RT_TRACE((COMP_PHY|COMP_ERR), "check RF type here, need to be 8256\n");
-               NewOffset = Offset;
+               new_offset = offset;
        }
 
        // Put write addr in [5:0] and write data in [31:16]
-       DataAndAddr = (Data<<16) | (NewOffset&0x3f);
+       DataAndAddr = (data<<16) | (new_offset&0x3f);
 
        // Write Operation
        rtl8192_setBBreg(dev, pPhyReg->rf3wireOffset, bMaskDWord, DataAndAddr);
 
 
-       if (Offset == 0x0)
-               priv->RfReg0Value[eRFPath] = Data;
+       if (offset == 0x0)
+               priv->RfReg0Value[eRFPath] = data;
 
        // Switch back to Reg_Mode0;
        if (priv->rf_chip == RF_8256) {
-               if (Offset != 0) {
+               if (offset != 0) {
                        priv->RfReg0Value[eRFPath] &= 0xebf;
                        rtl8192_setBBreg(
                                dev,
@@ -269,46 +269,46 @@ void rtl8192_phy_RFSerialWrite(struct net_device *dev,
  *function:  This function set specific bits to RF register
  *   input:  net_device dev
  *          RF90_RADIO_PATH_E eRFPath //radio path of A/B/C/D
- *           u32       RegAddr  //target addr to be modified
+ *           u32       reg_addr //target addr to be modified
  *           u32       bitmask  //taget bit pos in the addr to be modified
- *           u32       Data     //value to be write
+ *           u32       data     //value to be write
  *  output:  none
  *  return:  none
  *  notice:
  * ****************************************************************************/
 void rtl8192_phy_SetRFReg(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
-                         u32 RegAddr, u32 bitmask, u32 Data)
+                         u32 reg_addr, u32 bitmask, u32 data)
 {
        struct r8192_priv *priv = ieee80211_priv(dev);
-       u32 reg, BitShift;
+       u32 reg, bitshift;
 
        if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath))
                return;
 
        if (priv->Rf_Mode == RF_OP_By_FW) {
                if (bitmask != bMask12Bits) { // RF data is 12 bits only
-                       reg = phy_FwRFSerialRead(dev, eRFPath, RegAddr);
-                       BitShift =  rtl8192_CalculateBitShift(bitmask);
+                       reg = phy_FwRFSerialRead(dev, eRFPath, reg_addr);
+                       bitshift =  rtl8192_CalculateBitShift(bitmask);
                        reg &= ~bitmask;
-                       reg |= Data << BitShift;
+                       reg |= data << bitshift;
 
-                       phy_FwRFSerialWrite(dev, eRFPath, RegAddr, reg);
+                       phy_FwRFSerialWrite(dev, eRFPath, reg_addr, reg);
                } else {
-                       phy_FwRFSerialWrite(dev, eRFPath, RegAddr, Data);
+                       phy_FwRFSerialWrite(dev, eRFPath, reg_addr, data);
                }
 
                udelay(200);
 
        } else {
                if (bitmask != bMask12Bits) { // RF data is 12 bits only
-                       reg = rtl8192_phy_RFSerialRead(dev, eRFPath, RegAddr);
-                       BitShift =  rtl8192_CalculateBitShift(bitmask);
+                       reg = rtl8192_phy_RFSerialRead(dev, eRFPath, reg_addr);
+                       bitshift =  rtl8192_CalculateBitShift(bitmask);
                        reg &= ~bitmask;
-                       reg |= Data << BitShift;
+                       reg |= data << bitshift;
 
-                       rtl8192_phy_RFSerialWrite(dev, eRFPath, RegAddr, reg);
+                       rtl8192_phy_RFSerialWrite(dev, eRFPath, reg_addr, reg);
                } else {
-                       rtl8192_phy_RFSerialWrite(dev, eRFPath, RegAddr, Data);
+                       rtl8192_phy_RFSerialWrite(dev, eRFPath, reg_addr, data);
                }
        }
        return;
@@ -317,31 +317,31 @@ void rtl8192_phy_SetRFReg(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
 /******************************************************************************
  *function:  This function reads specific bits from RF register
  *   input:  net_device dev
- *           u32       RegAddr  //target addr to be readback
+ *           u32       reg_addr //target addr to be readback
  *           u32       bitmask  //taget bit pos in the addr to be readback
  *  output:  none
- *  return:  u32       Data    //the readback register value
+ *  return:  u32       data    //the readback register value
  *  notice:
  * ****************************************************************************/
 u32 rtl8192_phy_QueryRFReg(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
-                          u32 RegAddr, u32 bitmask)
+                          u32 reg_addr, u32 bitmask)
 {
-       u32 reg, BitShift;
+       u32 reg, bitshift;
        struct r8192_priv *priv = ieee80211_priv(dev);
 
 
        if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath))
                return 0;
        if (priv->Rf_Mode == RF_OP_By_FW) {
-               reg = phy_FwRFSerialRead(dev, eRFPath, RegAddr);
-               BitShift =  rtl8192_CalculateBitShift(bitmask);
-               reg = (reg & bitmask) >> BitShift;
+               reg = phy_FwRFSerialRead(dev, eRFPath, reg_addr);
+               bitshift =  rtl8192_CalculateBitShift(bitmask);
+               reg = (reg & bitmask) >> bitshift;
                udelay(200);
                return reg;
        } else {
-               reg = rtl8192_phy_RFSerialRead(dev, eRFPath, RegAddr);
-               BitShift =  rtl8192_CalculateBitShift(bitmask);
-               reg = (reg & bitmask) >> BitShift;
+               reg = rtl8192_phy_RFSerialRead(dev, eRFPath, reg_addr);
+               bitshift =  rtl8192_CalculateBitShift(bitmask);
+               reg = (reg & bitmask) >> bitshift;
                return reg;
        }
 }
@@ -353,10 +353,10 @@ u32 rtl8192_phy_QueryRFReg(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
  *  notice:
  * ***************************************************************************/
 static u32 phy_FwRFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
-                             u32 Offset)
+                             u32 offset)
 {
        u32             reg = 0;
-       u32             Data = 0;
+       u32             data = 0;
        u8              time = 0;
        u32             tmp;
        /* 2007/11/02 MH Firmware RF Write control. By Francis' suggestion, we can
@@ -364,12 +364,12 @@ static u32 phy_FwRFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
           much time. This is only for site survey. */
        // 1. Read operation need not insert data. bit 0-11
        // 2. Write RF register address. Bit 12-19
-       Data |= ((Offset&0xFF)<<12);
+       data |= ((offset&0xFF)<<12);
        // 3. Write RF path.  bit 20-21
-       Data |= ((eRFPath&0x3)<<20);
+       data |= ((eRFPath&0x3)<<20);
        // 4. Set RF read indicator. bit 22=0
        // 5. Trigger Fw to operate the command. bit 31
-       Data |= 0x80000000;
+       data |= 0x80000000;
        // 6. We can not execute read operation if bit 31 is 1.
        read_nic_dword(dev, QPNR, &tmp);
        while (tmp & 0x80000000) {
@@ -382,7 +382,7 @@ static u32 phy_FwRFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
                }
        }
        // 7. Execute read operation.
-       write_nic_dword(dev, QPNR, Data);
+       write_nic_dword(dev, QPNR, data);
        // 8. Check if firmawre send back RF content.
        read_nic_dword(dev, QPNR, &tmp);
        while (tmp & 0x80000000) {
@@ -408,7 +408,7 @@ static u32 phy_FwRFSerialRead(struct net_device *dev, RF90_RADIO_PATH_E eRFPath,
  *  notice:
  * ***************************************************************************/
 static void phy_FwRFSerialWrite(struct net_device *dev,
-                               RF90_RADIO_PATH_E eRFPath, u32 Offset, u32 Data)
+                               RF90_RADIO_PATH_E eRFPath, u32 offset, u32 data)
 {
        u8      time = 0;
        u32     tmp;
@@ -419,13 +419,13 @@ static void phy_FwRFSerialWrite(struct net_device *dev,
 
        // 1. Set driver write bit and 12 bit data. bit 0-11
        // 2. Write RF register address. bit 12-19
-       Data |= ((Offset&0xFF)<<12);
+       data |= ((offset&0xFF)<<12);
        // 3. Write RF path.  bit 20-21
-       Data |= ((eRFPath&0x3)<<20);
+       data |= ((eRFPath&0x3)<<20);
        // 4. Set RF write indicator. bit 22=1
-       Data |= 0x400000;
+       data |= 0x400000;
        // 5. Trigger Fw to operate the command. bit 31=1
-       Data |= 0x80000000;
+       data |= 0x80000000;
 
        // 6. Write operation. We can not write if bit 31 is 1.
        read_nic_dword(dev, QPNR, &tmp);
@@ -440,7 +440,7 @@ static void phy_FwRFSerialWrite(struct net_device *dev,
        }
        // 7. No matter check bit. We always force the write. Because FW will
        //    not accept the command.
-       write_nic_dword(dev, QPNR, Data);
+       write_nic_dword(dev, QPNR, data);
        /* 2007/11/02 MH Acoording to test, we must delay 20us to wait firmware
           to finish RF write operation. */
        /* 2008/01/17 MH We support delay in firmware side now. */
@@ -1517,15 +1517,15 @@ void rtl8192_SetBWModeWorkItem(struct net_device *dev)
 /******************************************************************************
  *function:  This function schedules bandwidth switch work.
  *   input:  struct net_device *dev
- *          HT_CHANNEL_WIDTH   Bandwidth  //20M or 40M
- *          HT_EXTCHNL_OFFSET Offset      //Upper, Lower, or Don't care
+ *          HT_CHANNEL_WIDTH   bandwidth  //20M or 40M
+ *          HT_EXTCHNL_OFFSET  offset     //Upper, Lower, or Don't care
  *  output:  none
  *  return:  none
  *    Note:  I doubt whether SetBWModeInProgress flag is necessary as we can
  *          test whether current work in the queue or not.//do I?
  * ***************************************************************************/
-void rtl8192_SetBWMode(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth,
-                      HT_EXTCHNL_OFFSET Offset)
+void rtl8192_SetBWMode(struct net_device *dev, HT_CHANNEL_WIDTH bandwidth,
+                      HT_EXTCHNL_OFFSET offset)
 {
        struct r8192_priv *priv = ieee80211_priv(dev);
 
@@ -1533,11 +1533,11 @@ void rtl8192_SetBWMode(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth,
                return;
        priv->SetBWModeInProgress = true;
 
-       priv->CurrentChannelBW = Bandwidth;
+       priv->CurrentChannelBW = bandwidth;
 
-       if (Offset == HT_EXTCHNL_OFFSET_LOWER)
+       if (offset == HT_EXTCHNL_OFFSET_LOWER)
                priv->nCur40MhzPrimeSC = HAL_PRIME_CHNL_OFFSET_UPPER;
-       else if (Offset == HT_EXTCHNL_OFFSET_UPPER)
+       else if (offset == HT_EXTCHNL_OFFSET_UPPER)
                priv->nCur40MhzPrimeSC = HAL_PRIME_CHNL_OFFSET_LOWER;
        else
                priv->nCur40MhzPrimeSC = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
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