rtl8723e_dm_bt_bb_back_off_level
void rtl8723e_dm_bt_bb_back_off_level(struct ieee80211_hw *hw, u8 type);
rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_OFF);
rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_ON);
rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_OFF);