USBDEVFS_GETDRIVER 194 include/uapi/linux/usbdevice_fs.h #define USBDEVFS_GETDRIVER _IOW('U', 8, struct usbdevfs_getdriver) USBDEVFS_GETDRIVER 194 tools/include/uapi/linux/usbdevice_fs.h #define USBDEVFS_GETDRIVER _IOW('U', 8, struct usbdevfs_getdriver)