rtlwifi: rtl8723ae: Make functions static & rm sw.h

Some of functions which were exposed in sw.h, are only used in sw.c, so
just make them static. This makes sw.h unnecessary, so remove it.
Signed-off-by: Amadeusz Sławiński <amade@asmblr.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/realtek/rtlwifi/rtl8723ae/sw.c

@@ -11,7 +11,6 @@
 #include "fw.h"
 #include "../rtl8723com/fw_common.h"
 #include "hw.h"
-#include "sw.h"
 #include "trx.h"
 #include "led.h"
 #include "table.h"
@@ -67,7 +66,7 @@ static void rtl8723e_init_aspm_vars(struct ieee80211_hw *hw)
 	rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support;
 }
 
-int rtl8723e_init_sw_vars(struct ieee80211_hw *hw)
+static int rtl8723e_init_sw_vars(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
@@ -166,7 +165,7 @@ int rtl8723e_init_sw_vars(struct ieee80211_hw *hw)
 	return 0;
 }
 
-void rtl8723e_deinit_sw_vars(struct ieee80211_hw *hw)
+static void rtl8723e_deinit_sw_vars(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 
@@ -177,7 +176,7 @@ void rtl8723e_deinit_sw_vars(struct ieee80211_hw *hw)
 }
 
 /* get bt coexist status */
-bool rtl8723e_get_btc_status(void)
+static bool rtl8723e_get_btc_status(void)
 {
 	return true;
 }

drivers/net/wireless/realtek/rtlwifi/rtl8723ae/sw.h

-/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright(c) 2009-2012  Realtek Corporation.*/
-
-#ifndef __RTL8723E_SW_H__
-#define __RTL8723E_SW_H__
-
-int rtl8723e_init_sw_vars(struct ieee80211_hw *hw);
-void rtl8723e_deinit_sw_vars(struct ieee80211_hw *hw);
-void rtl8723e_init_var_map(struct ieee80211_hw *hw);
-bool rtl8723e_get_btc_status(void);
-
-
-#endif