include/uapi/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