usb_endpoint_dir_out 746 include/linux/usb.h return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_out(epd)); usb_endpoint_dir_out 772 include/linux/usb.h return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_out(epd)); usb_endpoint_dir_out 798 include/linux/usb.h return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd));