rtlwifi: btcoex: Fix some static warnings from Sparse

Add 'static' or declaration to resolve the warnings, and remove two unused
functions halbtc_set_macreg() and halbtc_get_macreg() exposed when they
were made static.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c

@@ -29,7 +29,7 @@
  *		Debug related function
  ***************************************************/
 
-const char *const gl_btc_wifi_bw_string[] = {
+static const char *const gl_btc_wifi_bw_string[] = {
 	"11bg",
 	"HT20",
 	"HT40",
@@ -37,7 +37,7 @@ const char *const gl_btc_wifi_bw_string[] = {
 	"HT160"
 };
 
-const char *const gl_btc_wifi_freq_string[] = {
+static const char *const gl_btc_wifi_freq_string[] = {
 	"2.4G",
 	"5G"
 };
@@ -156,7 +156,7 @@ static u8 halbtc_get_wifi_central_chnl(struct btc_coexist *btcoexist)
 	return chnl;
 }
 
-u8 rtl_get_hwpg_single_ant_path(struct rtl_priv *rtlpriv)
+static u8 rtl_get_hwpg_single_ant_path(struct rtl_priv *rtlpriv)
 {
 	struct rtl_mod_params *mod_params = rtlpriv->cfg->mod_params;
 
@@ -171,12 +171,12 @@ u8 rtl_get_hwpg_single_ant_path(struct rtl_priv *rtlpriv)
 	return rtlpriv->btcoexist.btc_info.single_ant_path;
 }
 
-u8 rtl_get_hwpg_bt_type(struct rtl_priv *rtlpriv)
+static u8 rtl_get_hwpg_bt_type(struct rtl_priv *rtlpriv)
 {
 	return rtlpriv->btcoexist.btc_info.bt_type;
 }
 
-u8 rtl_get_hwpg_ant_num(struct rtl_priv *rtlpriv)
+static u8 rtl_get_hwpg_ant_num(struct rtl_priv *rtlpriv)
 {
 	struct rtl_mod_params *mod_params = rtlpriv->cfg->mod_params;
 	u8 num;
@@ -193,7 +193,7 @@ u8 rtl_get_hwpg_ant_num(struct rtl_priv *rtlpriv)
 	return num;
 }
 
-u8 rtl_get_hwpg_package_type(struct rtl_priv *rtlpriv)
+static u8 rtl_get_hwpg_package_type(struct rtl_priv *rtlpriv)
 {
 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
 
@@ -504,7 +504,7 @@ static u32 halbtc_get_bt_forbidden_slot_val(void *btc_context)
 	return btcoexist->bt_info.bt_forb_slot_val;
 }
 
-u32 halbtc_get_wifi_link_status(struct btc_coexist *btcoexist)
+static u32 halbtc_get_wifi_link_status(struct btc_coexist *btcoexist)
 {
 	/* return value:
 	 * [31:16] => connected port number
@@ -980,7 +980,8 @@ static void halbtc_write_4byte(void *bt_context, u32 reg_addr, u32 data)
 	rtl_write_dword(rtlpriv, reg_addr, data);
 }
 
-void halbtc_write_local_reg_1byte(void *btc_context, u32 reg_addr, u8 data)
+static void halbtc_write_local_reg_1byte(void *btc_context, u32 reg_addr,
+					 u8 data)
 {
 	struct btc_coexist *btcoexist = (struct btc_coexist *)btc_context;
 	struct rtl_priv *rtlpriv = btcoexist->adapter;
@@ -993,22 +994,6 @@ void halbtc_write_local_reg_1byte(void *btc_context, u32 reg_addr, u8 data)
 		rtl_write_byte(rtlpriv, reg_addr, data);
 }
 
-void halbtc_set_macreg(void *btc_context, u32 reg_addr, u32 bit_mask, u32 data)
-{
-	struct btc_coexist *btcoexist = (struct btc_coexist *)btc_context;
-	struct rtl_priv *rtlpriv = btcoexist->adapter;
-
-	rtl_set_bbreg(rtlpriv->mac80211.hw, reg_addr, bit_mask, data);
-}
-
-u32 halbtc_get_macreg(void *btc_context, u32 reg_addr, u32 bit_mask)
-{
-	struct btc_coexist *btcoexist = (struct btc_coexist *)btc_context;
-	struct rtl_priv *rtlpriv = btcoexist->adapter;
-
-	return rtl_get_bbreg(rtlpriv->mac80211.hw, reg_addr, bit_mask);
-}
-
 static void halbtc_set_bbreg(void *bt_context, u32 reg_addr, u32 bit_mask,
 			     u32 data)
 {
@@ -1054,6 +1039,7 @@ static void halbtc_fill_h2c_cmd(void *bt_context, u8 element_id,
 					cmd_len, cmd_buf);
 }
 
+static
 void halbtc_set_bt_reg(void *btc_context, u8 reg_type, u32 offset, u32 set_val)
 {
 	struct btc_coexist *btcoexist = (struct btc_coexist *)btc_context;
@@ -1093,7 +1079,7 @@ static void halbtc_display_dbg_msg(void *bt_context, u8 disp_type,
 	}
 }
 
-bool halbtc_under_ips(struct btc_coexist *btcoexist)
+static bool halbtc_under_ips(struct btc_coexist *btcoexist)
 {
 	struct rtl_priv *rtlpriv = btcoexist->adapter;
 	struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);

drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h

@@ -647,6 +647,7 @@ bool exhalbtc_initlize_variables(struct rtl_priv *rtlpriv);
 bool exhalbtc_initlize_variables_wifi_only(struct rtl_priv *rtlpriv);
 bool exhalbtc_bind_bt_coex_withadapter(void *adapter);
 void exhalbtc_power_on_setting(struct btc_coexist *btcoexist);
+void exhalbtc_pre_load_firmware(struct btc_coexist *btcoexist);
 void exhalbtc_init_hw_config(struct btc_coexist *btcoexist, bool wifi_only);
 void exhalbtc_init_hw_config_wifi_only(struct wifi_only_cfg *wifionly_cfg);
 void exhalbtc_init_coex_dm(struct btc_coexist *btcoexist);
@@ -661,6 +662,7 @@ void exhalbtc_mediastatus_notify(struct btc_coexist *btcoexist,
 void exhalbtc_special_packet_notify(struct btc_coexist *btcoexist, u8 pkt_type);
 void exhalbtc_bt_info_notify(struct btc_coexist *btcoexist, u8 *tmp_buf,
 			     u8 length);
+void exhalbtc_rf_status_notify(struct btc_coexist *btcoexist, u8 type);
 void exhalbtc_stack_operation_notify(struct btc_coexist *btcoexist, u8 type);
 void exhalbtc_halt_notify(struct btc_coexist *btcoexist);
 void exhalbtc_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state);
@@ -668,6 +670,8 @@ void exhalbtc_coex_dm_switch(struct btc_coexist *btcoexist);
 void exhalbtc_periodical(struct btc_coexist *btcoexist);
 void exhalbtc_dbg_control(struct btc_coexist *btcoexist, u8 code, u8 len,
 			  u8 *data);
+void exhalbtc_antenna_detection(struct btc_coexist *btcoexist, u32 cent_freq,
+				u32 offset, u32 span, u32 seconds);
 void exhalbtc_stack_update_profile_info(void);
 void exhalbtc_set_hci_version(struct btc_coexist *btcoexist, u16 hci_version);
 void exhalbtc_set_bt_patch_version(struct btc_coexist *btcoexist,