1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * Copyright (C) 2007 Stefan Kopp, Gechingen, Germany 4 * Copyright (C) 2008 Novell, Inc. 5 * Copyright (C) 2008 Greg Kroah-Hartman <gregkh@suse.de> 6 * Copyright (C) 2015 Dave Penkler <dpenkler@gmail.com> 7 * 8 * This file holds USB constants defined by the USB Device Class 9 * and USB488 Subclass Definitions for Test and Measurement devices 10 * published by the USB-IF. 11 * 12 * It also has the ioctl and capability definitions for the 13 * usbtmc kernel driver that userspace needs to know about. 14 */ 15 16 #ifndef __LINUX_USB_TMC_H 17 #define __LINUX_USB_TMC_H 18 19 #include <linux/types.h> /* __u8 etc */ 20 21 /* USB TMC status values */ 22 #define USBTMC_STATUS_SUCCESS 0x01 23 #define USBTMC_STATUS_PENDING 0x02 24 #define USBTMC_STATUS_FAILED 0x80 25 #define USBTMC_STATUS_TRANSFER_NOT_IN_PROGRESS 0x81 26 #define USBTMC_STATUS_SPLIT_NOT_IN_PROGRESS 0x82 27 #define USBTMC_STATUS_SPLIT_IN_PROGRESS 0x83 28 29 /* USB TMC requests values */ 30 #define USBTMC_REQUEST_INITIATE_ABORT_BULK_OUT 1 31 #define USBTMC_REQUEST_CHECK_ABORT_BULK_OUT_STATUS 2 32 #define USBTMC_REQUEST_INITIATE_ABORT_BULK_IN 3 33 #define USBTMC_REQUEST_CHECK_ABORT_BULK_IN_STATUS 4 34 #define USBTMC_REQUEST_INITIATE_CLEAR 5 35 #define USBTMC_REQUEST_CHECK_CLEAR_STATUS 6 36 #define USBTMC_REQUEST_GET_CAPABILITIES 7 37 #define USBTMC_REQUEST_INDICATOR_PULSE 64 38 #define USBTMC488_REQUEST_READ_STATUS_BYTE 128 39 #define USBTMC488_REQUEST_REN_CONTROL 160 40 #define USBTMC488_REQUEST_GOTO_LOCAL 161 41 #define USBTMC488_REQUEST_LOCAL_LOCKOUT 162 42 43 struct usbtmc_termchar { 44 __u8 term_char; 45 __u8 term_char_enabled; 46 } __attribute__ ((packed)); 47 48 /* Request values for USBTMC driver's ioctl entry point */ 49 #define USBTMC_IOC_NR 91 50 #define USBTMC_IOCTL_INDICATOR_PULSE _IO(USBTMC_IOC_NR, 1) 51 #define USBTMC_IOCTL_CLEAR _IO(USBTMC_IOC_NR, 2) 52 #define USBTMC_IOCTL_ABORT_BULK_OUT _IO(USBTMC_IOC_NR, 3) 53 #define USBTMC_IOCTL_ABORT_BULK_IN _IO(USBTMC_IOC_NR, 4) 54 #define USBTMC_IOCTL_CLEAR_OUT_HALT _IO(USBTMC_IOC_NR, 6) 55 #define USBTMC_IOCTL_CLEAR_IN_HALT _IO(USBTMC_IOC_NR, 7) 56 #define USBTMC_IOCTL_GET_TIMEOUT _IOR(USBTMC_IOC_NR, 9, __u32) 57 #define USBTMC_IOCTL_SET_TIMEOUT _IOW(USBTMC_IOC_NR, 10, __u32) 58 #define USBTMC_IOCTL_EOM_ENABLE _IOW(USBTMC_IOC_NR, 11, __u8) 59 #define USBTMC_IOCTL_CONFIG_TERMCHAR _IOW(USBTMC_IOC_NR, 12, struct usbtmc_termchar) 60 61 #define USBTMC488_IOCTL_GET_CAPS _IOR(USBTMC_IOC_NR, 17, unsigned char) 62 #define USBTMC488_IOCTL_READ_STB _IOR(USBTMC_IOC_NR, 18, unsigned char) 63 #define USBTMC488_IOCTL_REN_CONTROL _IOW(USBTMC_IOC_NR, 19, unsigned char) 64 #define USBTMC488_IOCTL_GOTO_LOCAL _IO(USBTMC_IOC_NR, 20) 65 #define USBTMC488_IOCTL_LOCAL_LOCKOUT _IO(USBTMC_IOC_NR, 21) 66 #define USBTMC488_IOCTL_TRIGGER _IO(USBTMC_IOC_NR, 22) 67 68 /* Driver encoded usb488 capabilities */ 69 #define USBTMC488_CAPABILITY_TRIGGER 1 70 #define USBTMC488_CAPABILITY_SIMPLE 2 71 #define USBTMC488_CAPABILITY_REN_CONTROL 2 72 #define USBTMC488_CAPABILITY_GOTO_LOCAL 2 73 #define USBTMC488_CAPABILITY_LOCAL_LOCKOUT 2 74 #define USBTMC488_CAPABILITY_488_DOT_2 4 75 #define USBTMC488_CAPABILITY_DT1 16 76 #define USBTMC488_CAPABILITY_RL1 32 77 #define USBTMC488_CAPABILITY_SR1 64 78 #define USBTMC488_CAPABILITY_FULL_SCPI 128 79 80 #endif 81
