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
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