EFS_HCI_SEL       855 drivers/staging/rtl8188eu/include/rtl8188e_spec.h #define	EFS_HCI_SEL			(BIT(0) | BIT(1))
EFS_HCI_SEL      1208 drivers/staging/rtl8723bs/include/hal_com_reg.h #define EFS_HCI_SEL				(BIT(0)|BIT(1))