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Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -07001/*
2 * Copyright (C) 2007 Stefan Kopp, Gechingen, Germany
3 * Copyright (C) 2008 Novell, Inc.
4 * Copyright (C) 2008 Greg Kroah-Hartman <gregkh@suse.de>
Dave Penkler29779d892016-01-27 19:22:28 +01005 * Copyright (C) 2015 Dave Penkler <dpenkler@gmail.com>
Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -07006 *
7 * This file holds USB constants defined by the USB Device Class
Dave Penkler29779d892016-01-27 19:22:28 +01008 * and USB488 Subclass Definitions for Test and Measurement devices
9 * published by the USB-IF.
Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -070010 *
Dave Penkler29779d892016-01-27 19:22:28 +010011 * It also has the ioctl and capability definitions for the
12 * usbtmc kernel driver that userspace needs to know about.
Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -070013 */
14
15#ifndef __LINUX_USB_TMC_H
16#define __LINUX_USB_TMC_H
17
18/* USB TMC status values */
19#define USBTMC_STATUS_SUCCESS 0x01
20#define USBTMC_STATUS_PENDING 0x02
21#define USBTMC_STATUS_FAILED 0x80
22#define USBTMC_STATUS_TRANSFER_NOT_IN_PROGRESS 0x81
23#define USBTMC_STATUS_SPLIT_NOT_IN_PROGRESS 0x82
24#define USBTMC_STATUS_SPLIT_IN_PROGRESS 0x83
25
26/* USB TMC requests values */
27#define USBTMC_REQUEST_INITIATE_ABORT_BULK_OUT 1
28#define USBTMC_REQUEST_CHECK_ABORT_BULK_OUT_STATUS 2
29#define USBTMC_REQUEST_INITIATE_ABORT_BULK_IN 3
30#define USBTMC_REQUEST_CHECK_ABORT_BULK_IN_STATUS 4
31#define USBTMC_REQUEST_INITIATE_CLEAR 5
32#define USBTMC_REQUEST_CHECK_CLEAR_STATUS 6
33#define USBTMC_REQUEST_GET_CAPABILITIES 7
34#define USBTMC_REQUEST_INDICATOR_PULSE 64
Dave Penklerdbf3e7f2016-01-27 19:09:24 +010035#define USBTMC488_REQUEST_READ_STATUS_BYTE 128
Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -070036
37/* Request values for USBTMC driver's ioctl entry point */
38#define USBTMC_IOC_NR 91
39#define USBTMC_IOCTL_INDICATOR_PULSE _IO(USBTMC_IOC_NR, 1)
40#define USBTMC_IOCTL_CLEAR _IO(USBTMC_IOC_NR, 2)
41#define USBTMC_IOCTL_ABORT_BULK_OUT _IO(USBTMC_IOC_NR, 3)
42#define USBTMC_IOCTL_ABORT_BULK_IN _IO(USBTMC_IOC_NR, 4)
43#define USBTMC_IOCTL_CLEAR_OUT_HALT _IO(USBTMC_IOC_NR, 6)
44#define USBTMC_IOCTL_CLEAR_IN_HALT _IO(USBTMC_IOC_NR, 7)
Dave Penkler29779d892016-01-27 19:22:28 +010045#define USBTMC488_IOCTL_GET_CAPS _IOR(USBTMC_IOC_NR, 17, unsigned char)
Dave Penklerdbf3e7f2016-01-27 19:09:24 +010046#define USBTMC488_IOCTL_READ_STB _IOR(USBTMC_IOC_NR, 18, unsigned char)
Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -070047
Dave Penkler29779d892016-01-27 19:22:28 +010048/* Driver encoded usb488 capabilities */
49#define USBTMC488_CAPABILITY_TRIGGER 1
50#define USBTMC488_CAPABILITY_SIMPLE 2
51#define USBTMC488_CAPABILITY_REN_CONTROL 2
52#define USBTMC488_CAPABILITY_GOTO_LOCAL 2
53#define USBTMC488_CAPABILITY_LOCAL_LOCKOUT 2
54#define USBTMC488_CAPABILITY_488_DOT_2 4
55#define USBTMC488_CAPABILITY_DT1 16
56#define USBTMC488_CAPABILITY_RL1 32
57#define USBTMC488_CAPABILITY_SR1 64
58#define USBTMC488_CAPABILITY_FULL_SCPI 128
59
Greg Kroah-Hartman5b775f62008-08-26 16:22:06 -070060#endif