tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/*
2 * $Id: hid-ff.c,v 1.2 2002/04/18 22:02:47 jdeneux Exp $
3 *
4 * Force feedback support for hid devices.
5 * Not all hid devices use the same protocol. For example, some use PID,
6 * other use their own proprietary procotol.
7 *
8 * Copyright (c) 2002-2004 Johann Deneux
9 */
10
11/*
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 *
26 * Should you need to contact me, the author, you can do so by
27 * e-mail - mail your message to <johann.deneux@it.uu.se>
28 */
29
30#include <linux/input.h>
31
32#undef DEBUG
33#include <linux/usb.h>
34
35#include <linux/hid.h>
36#include "usbhid.h"
37
38/*
39 * This table contains pointers to initializers. To add support for new
40 * devices, you need to add the USB vendor and product ids here.
41 */
42struct hid_ff_initializer {
43 u16 idVendor;
44 u16 idProduct;
45 int (*init)(struct hid_device*);
46};
47
48/*
49 * We try pidff when no other driver is found because PID is the
50 * standards compliant way of implementing force feedback in HID.
51 * pidff_init() will quickly abort if the device doesn't appear to
52 * be a PID device
53 */
54static struct hid_ff_initializer inits[] = {
55#ifdef CONFIG_LOGITECH_FF
56 { 0x46d, 0xc211, hid_lgff_init }, /* Logitech Cordless rumble pad */
57 { 0x46d, 0xc283, hid_lgff_init }, /* Logitech Wingman Force 3d */
58 { 0x46d, 0xc295, hid_lgff_init }, /* Logitech MOMO force wheel */
59 { 0x46d, 0xc219, hid_lgff_init }, /* Logitech Cordless rumble pad 2 */
60#endif
61#ifdef CONFIG_THRUSTMASTER_FF
62 { 0x44f, 0xb304, hid_tmff_init },
63#endif
64#ifdef CONFIG_ZEROPLUS_FF
65 { 0xc12, 0x0005, hid_zpff_init },
66 { 0xc12, 0x0030, hid_zpff_init },
67#endif
68 { 0, 0, hid_pidff_init} /* Matches anything */
69};
70
71int hid_ff_init(struct hid_device* hid)
72{
73 struct hid_ff_initializer *init;
74 int vendor = le16_to_cpu(hid_to_usb_dev(hid)->descriptor.idVendor);
75 int product = le16_to_cpu(hid_to_usb_dev(hid)->descriptor.idProduct);
76
77 for (init = inits; init->idVendor; init++)
78 if (init->idVendor == vendor && init->idProduct == product)
79 break;
80
81 return init->init(hid);
82}
83EXPORT_SYMBOL_GPL(hid_ff_init);
84