#include "hal_btc.h"
 #include "../btcoexist/rtl_btc.h"
 
-void rtl8821ae_init_aspm_vars(struct ieee80211_hw *hw)
+static void rtl8821ae_init_aspm_vars(struct ieee80211_hw *hw)
 {
        struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 
        //printk("<=========rtl8821ae_deinit_sw_vars().\n");
 }
 
-u32 rtl8812ae_rx_command_packet_handler(
+static u32 rtl8812ae_rx_command_packet_handler(
        struct ieee80211_hw *hw,
        struct rtl_stats status,
        struct sk_buff *skb
        return true;
 }
 
-struct rtl_hal_ops rtl8821ae_hal_ops = {
+static struct rtl_hal_ops rtl8821ae_hal_ops = {
        .init_sw_vars = rtl8821ae_init_sw_vars,
        .deinit_sw_vars = rtl8821ae_deinit_sw_vars,
        .read_eeprom_info = rtl8821ae_read_eeprom_info,
        .rx_command_packet_handler = rtl8812ae_rx_command_packet_handler,
 };
 
-struct rtl_mod_params rtl8821ae_mod_params = {
+static struct rtl_mod_params rtl8821ae_mod_params = {
        .sw_crypto = false,
        .b_inactiveps = false,//true,
        .b_swctrl_lps = false,
        .b_fwctrl_lps = false, //true,
 };
 
-struct rtl_hal_cfg rtl8821ae_hal_cfg = {
+static struct rtl_hal_cfg rtl8821ae_hal_cfg = {
        .bar_id = 2,
        .write_readback = true,
        .name = "rtl8821ae_pci",