Commit | Line | Data |
---|---|---|
20eb1279 | 1 | /* |
5edc41ee AH |
2 | * Force feedback support for PantherLord/GreenAsia based devices |
3 | * | |
4 | * The devices are distributed under various names and the same USB device ID | |
5 | * can be used in both adapters and actual game controllers. | |
6 | * | |
7 | * 0810:0001 "Twin USB Joystick" | |
8 | * - tested with PantherLord USB/PS2 2in1 Adapter | |
9 | * - contains two reports, one for each port (HID_QUIRK_MULTI_INPUT) | |
10 | * | |
11 | * 0e8f:0003 "GreenAsia Inc. USB Joystick " | |
d36b6910 | 12 | * - tested with König Gaming gamepad |
20eb1279 | 13 | * |
27a9c179 | 14 | * 0e8f:0003 "GASIA USB Gamepad" |
d36b6910 | 15 | * - another version of the König gamepad |
27a9c179 | 16 | * |
aaca9cc0 MK |
17 | * 0f30:0111 "Saitek Color Rumble Pad" |
18 | * | |
27a9c179 | 19 | * Copyright (c) 2007, 2009 Anssi Hannula <anssi.hannula@gmail.com> |
20eb1279 AH |
20 | */ |
21 | ||
22 | /* | |
23 | * This program is free software; you can redistribute it and/or modify | |
24 | * it under the terms of the GNU General Public License as published by | |
25 | * the Free Software Foundation; either version 2 of the License, or | |
26 | * (at your option) any later version. | |
27 | * | |
28 | * This program is distributed in the hope that it will be useful, | |
29 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
30 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
31 | * GNU General Public License for more details. | |
32 | * | |
33 | * You should have received a copy of the GNU General Public License | |
34 | * along with this program; if not, write to the Free Software | |
35 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
36 | */ | |
37 | ||
38 | ||
39 | /* #define DEBUG */ | |
40 | ||
41 | #define debug(format, arg...) pr_debug("hid-plff: " format "\n" , ## arg) | |
42 | ||
43 | #include <linux/input.h> | |
5a0e3ad6 | 44 | #include <linux/slab.h> |
8f86a2c3 | 45 | #include <linux/module.h> |
20eb1279 AH |
46 | #include <linux/usb.h> |
47 | #include <linux/hid.h> | |
5f022298 JS |
48 | |
49 | #include "hid-ids.h" | |
50 | ||
51 | #ifdef CONFIG_PANTHERLORD_FF | |
52 | #include "usbhid/usbhid.h" | |
20eb1279 AH |
53 | |
54 | struct plff_device { | |
55 | struct hid_report *report; | |
aaca9cc0 | 56 | s32 maxval; |
27a9c179 AH |
57 | s32 *strong; |
58 | s32 *weak; | |
20eb1279 AH |
59 | }; |
60 | ||
61 | static int hid_plff_play(struct input_dev *dev, void *data, | |
62 | struct ff_effect *effect) | |
63 | { | |
e0712985 | 64 | struct hid_device *hid = input_get_drvdata(dev); |
20eb1279 AH |
65 | struct plff_device *plff = data; |
66 | int left, right; | |
67 | ||
68 | left = effect->u.rumble.strong_magnitude; | |
69 | right = effect->u.rumble.weak_magnitude; | |
70 | debug("called with 0x%04x 0x%04x", left, right); | |
71 | ||
aaca9cc0 MK |
72 | left = left * plff->maxval / 0xffff; |
73 | right = right * plff->maxval / 0xffff; | |
20eb1279 | 74 | |
27a9c179 AH |
75 | *plff->strong = left; |
76 | *plff->weak = right; | |
20eb1279 AH |
77 | debug("running with 0x%02x 0x%02x", left, right); |
78 | usbhid_submit_report(hid, plff->report, USB_DIR_OUT); | |
79 | ||
80 | return 0; | |
81 | } | |
82 | ||
5f022298 | 83 | static int plff_init(struct hid_device *hid) |
20eb1279 AH |
84 | { |
85 | struct plff_device *plff; | |
86 | struct hid_report *report; | |
87 | struct hid_input *hidinput; | |
88 | struct list_head *report_list = | |
89 | &hid->report_enum[HID_OUTPUT_REPORT].report_list; | |
90 | struct list_head *report_ptr = report_list; | |
91 | struct input_dev *dev; | |
92 | int error; | |
aaca9cc0 | 93 | s32 maxval; |
27a9c179 AH |
94 | s32 *strong; |
95 | s32 *weak; | |
20eb1279 | 96 | |
5edc41ee AH |
97 | /* The device contains one output report per physical device, all |
98 | containing 1 field, which contains 4 ff00.0002 usages and 4 16bit | |
99 | absolute values. | |
20eb1279 | 100 | |
5edc41ee | 101 | The input reports also contain a field which contains |
20eb1279 | 102 | 8 ff00.0001 usages and 8 boolean values. Their meaning is |
27a9c179 AH |
103 | currently unknown. |
104 | ||
105 | A version of the 0e8f:0003 exists that has all the values in | |
106 | separate fields and misses the extra input field, thus resembling | |
107 | Zeroplus (hid-zpff) devices. | |
108 | */ | |
20eb1279 AH |
109 | |
110 | if (list_empty(report_list)) { | |
4291ee30 | 111 | hid_err(hid, "no output reports found\n"); |
20eb1279 AH |
112 | return -ENODEV; |
113 | } | |
114 | ||
115 | list_for_each_entry(hidinput, &hid->inputs, list) { | |
116 | ||
117 | report_ptr = report_ptr->next; | |
118 | ||
119 | if (report_ptr == report_list) { | |
4291ee30 | 120 | hid_err(hid, "required output report is missing\n"); |
20eb1279 AH |
121 | return -ENODEV; |
122 | } | |
123 | ||
124 | report = list_entry(report_ptr, struct hid_report, list); | |
125 | if (report->maxfield < 1) { | |
4291ee30 | 126 | hid_err(hid, "no fields in the report\n"); |
20eb1279 AH |
127 | return -ENODEV; |
128 | } | |
129 | ||
aaca9cc0 | 130 | maxval = 0x7f; |
27a9c179 AH |
131 | if (report->field[0]->report_count >= 4) { |
132 | report->field[0]->value[0] = 0x00; | |
133 | report->field[0]->value[1] = 0x00; | |
134 | strong = &report->field[0]->value[2]; | |
135 | weak = &report->field[0]->value[3]; | |
136 | debug("detected single-field device"); | |
137 | } else if (report->maxfield >= 4 && report->field[0]->maxusage == 1 && | |
138 | report->field[0]->usage[0].hid == (HID_UP_LED | 0x43)) { | |
139 | report->field[0]->value[0] = 0x00; | |
140 | report->field[1]->value[0] = 0x00; | |
141 | strong = &report->field[2]->value[0]; | |
142 | weak = &report->field[3]->value[0]; | |
aaca9cc0 MK |
143 | if (hid->vendor == USB_VENDOR_ID_JESS2) |
144 | maxval = 0xff; | |
27a9c179 AH |
145 | debug("detected 4-field device"); |
146 | } else { | |
4291ee30 | 147 | hid_err(hid, "not enough fields or values\n"); |
20eb1279 AH |
148 | return -ENODEV; |
149 | } | |
150 | ||
151 | plff = kzalloc(sizeof(struct plff_device), GFP_KERNEL); | |
152 | if (!plff) | |
153 | return -ENOMEM; | |
154 | ||
155 | dev = hidinput->input; | |
156 | ||
157 | set_bit(FF_RUMBLE, dev->ffbit); | |
158 | ||
159 | error = input_ff_create_memless(dev, plff, hid_plff_play); | |
160 | if (error) { | |
161 | kfree(plff); | |
162 | return error; | |
163 | } | |
164 | ||
165 | plff->report = report; | |
27a9c179 AH |
166 | plff->strong = strong; |
167 | plff->weak = weak; | |
aaca9cc0 | 168 | plff->maxval = maxval; |
27a9c179 AH |
169 | |
170 | *strong = 0x00; | |
171 | *weak = 0x00; | |
20eb1279 AH |
172 | usbhid_submit_report(hid, plff->report, USB_DIR_OUT); |
173 | } | |
174 | ||
4291ee30 | 175 | hid_info(hid, "Force feedback for PantherLord/GreenAsia devices by Anssi Hannula <anssi.hannula@gmail.com>\n"); |
20eb1279 AH |
176 | |
177 | return 0; | |
178 | } | |
5f022298 JS |
179 | #else |
180 | static inline int plff_init(struct hid_device *hid) | |
181 | { | |
182 | return 0; | |
183 | } | |
184 | #endif | |
185 | ||
186 | static int pl_probe(struct hid_device *hdev, const struct hid_device_id *id) | |
187 | { | |
188 | int ret; | |
189 | ||
190 | if (id->driver_data) | |
191 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
192 | ||
193 | ret = hid_parse(hdev); | |
194 | if (ret) { | |
4291ee30 | 195 | hid_err(hdev, "parse failed\n"); |
5f022298 JS |
196 | goto err; |
197 | } | |
198 | ||
199 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF); | |
200 | if (ret) { | |
4291ee30 | 201 | hid_err(hdev, "hw start failed\n"); |
5f022298 JS |
202 | goto err; |
203 | } | |
204 | ||
205 | plff_init(hdev); | |
206 | ||
207 | return 0; | |
208 | err: | |
209 | return ret; | |
210 | } | |
211 | ||
212 | static const struct hid_device_id pl_devices[] = { | |
213 | { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR), | |
214 | .driver_data = 1 }, /* Twin USB Joystick */ | |
578f3a35 JK |
215 | { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR), |
216 | .driver_data = 1 }, /* Twin USB Joystick */ | |
27a9c179 | 217 | { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003), }, |
aaca9cc0 | 218 | { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD), }, |
5f022298 JS |
219 | { } |
220 | }; | |
221 | MODULE_DEVICE_TABLE(hid, pl_devices); | |
222 | ||
223 | static struct hid_driver pl_driver = { | |
224 | .name = "pantherlord", | |
225 | .id_table = pl_devices, | |
226 | .probe = pl_probe, | |
227 | }; | |
f425458e | 228 | module_hid_driver(pl_driver); |
5f022298 | 229 | |
5f022298 | 230 | MODULE_LICENSE("GPL"); |