aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/hid/hid-sjoy.c
blob: 4b1448613ea65ad4f1c8dc6db4441aead6562f31 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
/*
 *  Force feedback support for SmartJoy PLUS PS2->USB adapter
 *
 *  Copyright (c) 2009 Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
 *
 *  Based of hid-pl.c and hid-gaff.c
 *   Copyright (c) 2007, 2009 Anssi Hannula <anssi.hannula@gmail.com>
 *   Copyright (c) 2008 Lukasz Lubojanski <lukasz@lubojanski.info>
 */

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

/* #define DEBUG */

#include <linux/input.h>
#include <linux/slab.h>
#include <linux/usb.h>
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"

#ifdef CONFIG_SMARTJOYPLUS_FF
#include "usbhid/usbhid.h"

struct sjoyff_device {
	struct hid_report *report;
};

static int hid_sjoyff_play(struct input_dev *dev, void *data,
			 struct ff_effect *effect)
{
	struct hid_device *hid = input_get_drvdata(dev);
	struct sjoyff_device *sjoyff = data;
	u32 left, right;

	left = effect->u.rumble.strong_magnitude;
	right = effect->u.rumble.weak_magnitude;
	dev_dbg(&dev->dev, "called with 0x%08x 0x%08x\n", left, right);

	left = left * 0xff / 0xffff;
	right = (right != 0); /* on/off only */

	sjoyff->report->field[0]->value[1] = right;
	sjoyff->report->field[0]->value[2] = left;
	dev_dbg(&dev->dev, "running with 0x%02x 0x%02x\n", left, right);
	usbhid_submit_report(hid, sjoyff->report, USB_DIR_OUT);

	return 0;
}

static int sjoyff_init(struct hid_device *hid)
{
	struct sjoyff_device *sjoyff;
	struct hid_report *report;
	struct hid_input *hidinput;
	struct list_head *report_list =
			&hid->report_enum[HID_OUTPUT_REPORT].report_list;
	struct list_head *report_ptr = report_list;
	struct input_dev *dev;
	int error;

	if (list_empty(report_list)) {
		hid_err(hid, "no output reports found\n");
		return -ENODEV;
	}

	list_for_each_entry(hidinput, &hid->inputs, list) {
		report_ptr = report_ptr->next;

		if (report_ptr == report_list) {
			hid_err(hid, "required output report is missing\n");
			return -ENODEV;
		}

		report = list_entry(report_ptr, struct hid_report, list);
		if (report->maxfield < 1) {
			hid_err(hid, "no fields in the report\n");
			return -ENODEV;
		}

		if (report->field[0]->report_count < 3) {
			hid_err(hid, "not enough values in the field\n");
			return -ENODEV;
		}

		sjoyff = kzalloc(sizeof(struct sjoyff_device), GFP_KERNEL);
		if (!sjoyff)
			return -ENOMEM;

		dev = hidinput->input;

		set_bit(FF_RUMBLE, dev->ffbit);

		error = input_ff_create_memless(dev, sjoyff, hid_sjoyff_play);
		if (error) {
			kfree(sjoyff);
			return error;
		}

		sjoyff->report = report;
		sjoyff->report->field[0]->value[0] = 0x01;
		sjoyff->report->field[0]->value[1] = 0x00;
		sjoyff->report->field[0]->value[2] = 0x00;
		usbhid_submit_report(hid, sjoyff->report, USB_DIR_OUT);
	}

	hid_info(hid, "Force feedback for SmartJoy PLUS PS2/USB adapter\n");

	return 0;
}
#else
static inline int sjoyff_init(struct hid_device *hid)
{
	return 0;
}
#endif

static int sjoy_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
	int ret;

	hdev->quirks |= id->driver_data;

	ret = hid_parse(hdev);
	if (ret) {
		hid_err(hdev, "parse failed\n");
		goto err;
	}

	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
	if (ret) {
		hid_err(hdev, "hw start failed\n");
		goto err;
	}

	sjoyff_init(hdev);

	return 0;
err:
	return ret;
}

static const struct hid_device_id sjoy_devices[] = {
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO),
		.driver_data = HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET |
			       HID_QUIRK_SKIP_OUTPUT_REPORTS },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO),
		.driver_data = HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET |
			       HID_QUIRK_SKIP_OUTPUT_REPORTS },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD),
		.driver_data = HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET |
			       HID_QUIRK_SKIP_OUTPUT_REPORTS },
	{ }
};
MODULE_DEVICE_TABLE(hid, sjoy_devices);

static struct hid_driver sjoy_driver = {
	.name = "smartjoyplus",
	.id_table = sjoy_devices,
	.probe = sjoy_probe,
};

static int __init sjoy_init(void)
{
	return hid_register_driver(&sjoy_driver);
}

static void __exit sjoy_exit(void)
{
	hid_unregister_driver(&sjoy_driver);
}

module_init(sjoy_init);
module_exit(sjoy_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Jussi Kivilinna");