mac_bb_num 3640 drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c u32 *backup_macbb_reg, u32 mac_bb_num) mac_bb_num 3647 drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c for (i = 0; i < mac_bb_num; i++)