DATA_IN            31 drivers/media/usb/gspca/cpia1.c #define DATA_IN		0xc0
DATA_IN           282 drivers/scsi/initio.h #define DATA_IN         1	/* 4                            */
DATA_IN            78 drivers/usb/gadget/udc/lpc32xx_udc.c #define DATA_IN        1 /* Expect dev->host transfer */