rtlwifi: rtl8192ce: rtl8192cu: Fix multiple def errors for allyesconfig build

As noted by Stephan Rothwell, an allyesconfig build fails since rtl8192cu
was merged with failures such as:

drivers/net/wireless/rtlwifi/rtl8192cu/built-in.o: In function `rtl92c_phy_sw_chnl':
(.opd+0xf30): multiple definition of `rtl92c_phy_sw_chnl'
drivers/net/wireless/rtlwifi/rtl8192ce/built-in.o:(.opd+0xb70): first defined here
drivers/net/wireless/rtlwifi/rtl8192cu/built-in.o: In function `rtl92c_fill_h2c_cmd':
(.opd+0x288): multiple definition of `rtl92c_fill_h2c_cmd'
drivers/net/wireless/rtlwifi/rtl8192ce/built-in.o:(.opd+0x288): first defined here

These are caused because the code shared between rtl8192ce and rtl8192cu
is included in both drivers. This has been fixed by creating a new modue that
contains the shared code.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index 4b90b35..9d0c01a 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -1383,6 +1383,18 @@
 			  u32 regaddr, u32 bitmask);
 	void (*set_rfreg) (struct ieee80211_hw *hw, enum radio_path rfpath,
 			   u32 regaddr, u32 bitmask, u32 data);
+	bool (*phy_rf6052_config) (struct ieee80211_hw *hw);
+	void (*phy_rf6052_set_cck_txpower) (struct ieee80211_hw *hw,
+					    u8 *powerlevel);
+	void (*phy_rf6052_set_ofdm_txpower) (struct ieee80211_hw *hw,
+					     u8 *ppowerlevel, u8 channel);
+	bool (*config_bb_with_headerfile) (struct ieee80211_hw *hw,
+					   u8 configtype);
+	bool (*config_bb_with_pgheaderfile) (struct ieee80211_hw *hw,
+					     u8 configtype);
+	void (*phy_lc_calibrate) (struct ieee80211_hw *hw, bool is2t);
+	void (*phy_set_bw_mode_callback) (struct ieee80211_hw *hw);
+	void (*dm_dynamic_txpower) (struct ieee80211_hw *hw);
 };
 
 struct rtl_intf_ops {