EXTEND_TOGGLE_CHK  208 drivers/staging/rts5208/rtsx_card.h #define	EXTEND_TOGGLE_CHK		0x20
EXTEND_TOGGLE_CHK  144 include/linux/rtsx_pci.h #define   EXTEND_TOGGLE_CHK		0x20
EXTEND_TOGGLE_CHK  534 include/linux/rtsx_usb.h #define	EXTEND_TOGGLE_CHK		0x20