root/include/uapi/linux/usb/tmc.h

/*
 * Copyright (C) 2007 Stefan Kopp, Gechingen, Germany
 * Copyright (C) 2008 Novell, Inc.
 * Copyright (C) 2008 Greg Kroah-Hartman <gregkh@suse.de>
 *
 * This file holds USB constants defined by the USB Device Class
 * Definition for Test and Measurement devices published by the USB-IF.
 *
 * It also has the ioctl definitions for the usbtmc kernel driver that
 * userspace needs to know about.
 */

#ifndef __LINUX_USB_TMC_H
#define __LINUX_USB_TMC_H

/* USB TMC status values */
#define USBTMC_STATUS_SUCCESS                           0x01
#define USBTMC_STATUS_PENDING                           0x02
#define USBTMC_STATUS_FAILED                            0x80
#define USBTMC_STATUS_TRANSFER_NOT_IN_PROGRESS          0x81
#define USBTMC_STATUS_SPLIT_NOT_IN_PROGRESS             0x82
#define USBTMC_STATUS_SPLIT_IN_PROGRESS                 0x83

/* USB TMC requests values */
#define USBTMC_REQUEST_INITIATE_ABORT_BULK_OUT          1
#define USBTMC_REQUEST_CHECK_ABORT_BULK_OUT_STATUS      2
#define USBTMC_REQUEST_INITIATE_ABORT_BULK_IN           3
#define USBTMC_REQUEST_CHECK_ABORT_BULK_IN_STATUS       4
#define USBTMC_REQUEST_INITIATE_CLEAR                   5
#define USBTMC_REQUEST_CHECK_CLEAR_STATUS               6
#define USBTMC_REQUEST_GET_CAPABILITIES                 7
#define USBTMC_REQUEST_INDICATOR_PULSE                  64

/* Request values for USBTMC driver's ioctl entry point */
#define USBTMC_IOC_NR                   91
#define USBTMC_IOCTL_INDICATOR_PULSE    _IO(USBTMC_IOC_NR, 1)
#define USBTMC_IOCTL_CLEAR              _IO(USBTMC_IOC_NR, 2)
#define USBTMC_IOCTL_ABORT_BULK_OUT     _IO(USBTMC_IOC_NR, 3)
#define USBTMC_IOCTL_ABORT_BULK_IN      _IO(USBTMC_IOC_NR, 4)
#define USBTMC_IOCTL_CLEAR_OUT_HALT     _IO(USBTMC_IOC_NR, 6)
#define USBTMC_IOCTL_CLEAR_IN_HALT      _IO(USBTMC_IOC_NR, 7)

#endif