USBDEVFS_CONTROL 187 include/uapi/linux/usbdevice_fs.h #define USBDEVFS_CONTROL _IOWR('U', 0, struct usbdevfs_ctrltransfer) USBDEVFS_CONTROL 187 tools/include/uapi/linux/usbdevice_fs.h #define USBDEVFS_CONTROL _IOWR('U', 0, struct usbdevfs_ctrltransfer)