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
51