xref: /OK3568_Linux_fs/kernel/include/uapi/linux/phantom.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  Copyright (C) 2005-2007 Jiri Slaby <jirislaby@gmail.com>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  This program is free software; you can redistribute it and/or modify
6*4882a593Smuzhiyun  *  it under the terms of the GNU General Public License as published by
7*4882a593Smuzhiyun  *  the Free Software Foundation; either version 2 of the License, or
8*4882a593Smuzhiyun  *  (at your option) any later version.
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef __PHANTOM_H
12*4882a593Smuzhiyun #define __PHANTOM_H
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include <linux/types.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun /* PHN_(G/S)ET_REG param */
17*4882a593Smuzhiyun struct phm_reg {
18*4882a593Smuzhiyun 	__u32 reg;
19*4882a593Smuzhiyun 	__u32 value;
20*4882a593Smuzhiyun };
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun /* PHN_(G/S)ET_REGS param */
23*4882a593Smuzhiyun struct phm_regs {
24*4882a593Smuzhiyun 	__u32 count;
25*4882a593Smuzhiyun 	__u32 mask;
26*4882a593Smuzhiyun 	__u32 values[8];
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #define PH_IOC_MAGIC		'p'
30*4882a593Smuzhiyun #define PHN_GET_REG		_IOWR(PH_IOC_MAGIC, 0, struct phm_reg *)
31*4882a593Smuzhiyun #define PHN_SET_REG		_IOW(PH_IOC_MAGIC, 1, struct phm_reg *)
32*4882a593Smuzhiyun #define PHN_GET_REGS		_IOWR(PH_IOC_MAGIC, 2, struct phm_regs *)
33*4882a593Smuzhiyun #define PHN_SET_REGS		_IOW(PH_IOC_MAGIC, 3, struct phm_regs *)
34*4882a593Smuzhiyun /* this ioctl tells the driver, that the caller is not OpenHaptics and might
35*4882a593Smuzhiyun  * use improved registers update (no more phantom switchoffs when using
36*4882a593Smuzhiyun  * libphantom) */
37*4882a593Smuzhiyun #define PHN_NOT_OH		_IO(PH_IOC_MAGIC, 4)
38*4882a593Smuzhiyun #define PHN_GETREG		_IOWR(PH_IOC_MAGIC, 5, struct phm_reg)
39*4882a593Smuzhiyun #define PHN_SETREG		_IOW(PH_IOC_MAGIC, 6, struct phm_reg)
40*4882a593Smuzhiyun #define PHN_GETREGS		_IOWR(PH_IOC_MAGIC, 7, struct phm_regs)
41*4882a593Smuzhiyun #define PHN_SETREGS		_IOW(PH_IOC_MAGIC, 8, struct phm_regs)
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #define PHN_CONTROL		0x6     /* control byte in iaddr space */
44*4882a593Smuzhiyun #define PHN_CTL_AMP		0x1     /*   switch after torques change */
45*4882a593Smuzhiyun #define PHN_CTL_BUT		0x2     /*   is button switched */
46*4882a593Smuzhiyun #define PHN_CTL_IRQ		0x10    /*   is irq enabled */
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun #define PHN_ZERO_FORCE		2048	/* zero torque on motor */
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun #endif
51