staging: rtl8192e: r8192e_phy: Make functions static

Make as many functions as possible static in r8192E_phy.c.

The following functions were affected:
- rtl8192_phyConfigBB
- rtl8192_SwChnl_WorkItem
- rtl8192_SetBWModeWorkItem
Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/r8192E_phy.c

@@ -357,7 +357,7 @@ void rtl8192_phy_configmac(struct net_device *dev)
 
 }
 
-void rtl8192_phyConfigBB(struct net_device *dev, u8 ConfigType)
+static void rtl8192_phyConfigBB(struct net_device *dev, u8 ConfigType)
 {
 	int i;
 	u32 *Rtl819XPHY_REGArray_Table = NULL;
@@ -986,7 +986,7 @@ static void rtl8192_phy_FinishSwChnlNow(struct net_device *dev, u8 channel)
 			break;
 	}
 }
-void rtl8192_SwChnl_WorkItem(struct net_device *dev)
+static void rtl8192_SwChnl_WorkItem(struct net_device *dev)
 {
 
 	struct r8192_priv *priv = rtllib_priv(dev);
@@ -1163,7 +1163,7 @@ static void CCK_Tx_Power_Track_BW_Switch(struct net_device *dev)
 		CCK_Tx_Power_Track_BW_Switch_ThermalMeter(dev);
 }
 
-void rtl8192_SetBWModeWorkItem(struct net_device *dev)
+static void rtl8192_SetBWModeWorkItem(struct net_device *dev)
 {
 
 	struct r8192_priv *priv = rtllib_priv(dev);

drivers/staging/rtl8192e/rtl8192e/r8192E_phy.h

@@ -80,7 +80,6 @@ extern u32 rtl8192_phy_QueryRFReg(struct net_device *dev,
 				  enum rf90_radio_path eRFPath,
 				  u32 RegAddr, u32 BitMask);
 extern void rtl8192_phy_configmac(struct net_device *dev);
-extern void rtl8192_phyConfigBB(struct net_device *dev, u8 ConfigType);
 extern bool rtl8192_phy_checkBBAndRF(struct net_device *dev,
 				     enum hw90_block CheckBlock,
 				     enum rf90_radio_path eRFPath);
@@ -96,8 +95,6 @@ extern u8 rtl8192_phy_SwChnl(struct net_device *dev, u8 channel);
 extern void rtl8192_SetBWMode(struct net_device *dev,
 			      enum ht_channel_width Bandwidth,
 			      enum ht_extchnl_offset Offset);
-extern void rtl8192_SwChnl_WorkItem(struct net_device *dev);
-extern void rtl8192_SetBWModeWorkItem(struct net_device *dev);
 extern void InitialGain819xPci(struct net_device *dev, u8 Operation);
 
 extern	void PHY_SetRtl8192eRfOff(struct net_device *dev);