The C and C++ Include Header Files

/usr/include/linux/phantom.h


$ cat -n /usr/include/linux/phantom.h

     1	/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
     2	/*
     3	 *  Copyright (C) 2005-2007 Jiri Slaby <jirislaby@gmail.com>
     4	 *
     5	 *  This program is free software; you can redistribute it and/or modify
     6	 *  it under the terms of the GNU General Public License as published by
     7	 *  the Free Software Foundation; either version 2 of the License, or
     8	 *  (at your option) any later version.
     9	 */
    10	
    11	#ifndef __PHANTOM_H
    12	#define __PHANTOM_H
    13	
    14	#include <linux/types.h>
    15	
    16	/* PHN_(G/S)ET_REG param */
    17	struct phm_reg {
    18		__u32 reg;
    19		__u32 value;
    20	};
    21	
    22	/* PHN_(G/S)ET_REGS param */
    23	struct phm_regs {
    24		__u32 count;
    25		__u32 mask;
    26		__u32 values[8];
    27	};
    28	
    29	#define PH_IOC_MAGIC		'p'
    30	#define PHN_GET_REG		_IOWR(PH_IOC_MAGIC, 0, struct phm_reg *)
    31	#define PHN_SET_REG		_IOW(PH_IOC_MAGIC, 1, struct phm_reg *)
    32	#define PHN_GET_REGS		_IOWR(PH_IOC_MAGIC, 2, struct phm_regs *)
    33	#define PHN_SET_REGS		_IOW(PH_IOC_MAGIC, 3, struct phm_regs *)
    34	/* this ioctl tells the driver, that the caller is not OpenHaptics and might
    35	 * use improved registers update (no more phantom switchoffs when using
    36	 * libphantom) */
    37	#define PHN_NOT_OH		_IO(PH_IOC_MAGIC, 4)
    38	#define PHN_GETREG		_IOWR(PH_IOC_MAGIC, 5, struct phm_reg)
    39	#define PHN_SETREG		_IOW(PH_IOC_MAGIC, 6, struct phm_reg)
    40	#define PHN_GETREGS		_IOWR(PH_IOC_MAGIC, 7, struct phm_regs)
    41	#define PHN_SETREGS		_IOW(PH_IOC_MAGIC, 8, struct phm_regs)
    42	
    43	#define PHN_CONTROL		0x6     /* control byte in iaddr space */
    44	#define PHN_CTL_AMP		0x1     /*   switch after torques change */
    45	#define PHN_CTL_BUT		0x2     /*   is button switched */
    46	#define PHN_CTL_IRQ		0x10    /*   is irq enabled */
    47	
    48	#define PHN_ZERO_FORCE		2048	/* zero torque on motor */
    49	
    50	#endif