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28#include "iforce.h"
29
30MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>, Johann Deneux <johann.deneux@gmail.com>");
31MODULE_DESCRIPTION("USB/RS232 I-Force joysticks and wheels driver");
32MODULE_LICENSE("GPL");
33
34static signed short btn_joystick[] =
35{ BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
36 BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A, BTN_B, BTN_C, -1 };
37
38static signed short btn_avb_pegasus[] =
39{ BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
40 BTN_BASE2, BTN_BASE3, BTN_BASE4, -1 };
41
42static signed short btn_wheel[] =
43{ BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
44 BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A, BTN_B, BTN_C, -1 };
45
46static signed short btn_avb_tw[] =
47{ BTN_TRIGGER, BTN_THUMB, BTN_TOP, BTN_TOP2, BTN_BASE,
48 BTN_BASE2, BTN_BASE3, BTN_BASE4, -1 };
49
50static signed short btn_avb_wheel[] =
51{ BTN_GEAR_DOWN, BTN_GEAR_UP, BTN_BASE, BTN_BASE2, BTN_BASE3,
52 BTN_BASE4, BTN_BASE5, BTN_BASE6, -1 };
53
54static signed short abs_joystick[] =
55{ ABS_X, ABS_Y, ABS_THROTTLE, ABS_HAT0X, ABS_HAT0Y, -1 };
56
57static signed short abs_joystick_rudder[] =
58{ ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER, ABS_HAT0X, ABS_HAT0Y, -1 };
59
60static signed short abs_avb_pegasus[] =
61{ ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER, ABS_HAT0X, ABS_HAT0Y,
62 ABS_HAT1X, ABS_HAT1Y, -1 };
63
64static signed short abs_wheel[] =
65{ ABS_WHEEL, ABS_GAS, ABS_BRAKE, ABS_HAT0X, ABS_HAT0Y, -1 };
66
67static signed short ff_iforce[] =
68{ FF_PERIODIC, FF_CONSTANT, FF_SPRING, FF_DAMPER,
69 FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP, FF_SAW_DOWN, FF_GAIN,
70 FF_AUTOCENTER, -1 };
71
72static struct iforce_device iforce_device[] = {
73 { 0x044f, 0xa01c, "Thrustmaster Motor Sport GT", btn_wheel, abs_wheel, ff_iforce },
74 { 0x046d, 0xc281, "Logitech WingMan Force", btn_joystick, abs_joystick, ff_iforce },
75 { 0x046d, 0xc291, "Logitech WingMan Formula Force", btn_wheel, abs_wheel, ff_iforce },
76 { 0x05ef, 0x020a, "AVB Top Shot Pegasus", btn_avb_pegasus, abs_avb_pegasus, ff_iforce },
77 { 0x05ef, 0x8884, "AVB Mag Turbo Force", btn_avb_wheel, abs_wheel, ff_iforce },
78 { 0x05ef, 0x8888, "AVB Top Shot Force Feedback Racing Wheel", btn_avb_tw, abs_wheel, ff_iforce },
79 { 0x061c, 0xc0a4, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce },
80 { 0x061c, 0xc084, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce },
81 { 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce },
82 { 0x06f8, 0x0001, "Guillemot Jet Leader Force Feedback", btn_joystick, abs_joystick_rudder, ff_iforce },
83 { 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce },
84 { 0x06f8, 0xa302, "Guillemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce },
85 { 0x06d6, 0x29bc, "Trust Force Feedback Race Master", btn_wheel, abs_wheel, ff_iforce },
86 { 0x0000, 0x0000, "Unknown I-Force Device [%04x:%04x]", btn_joystick, abs_joystick, ff_iforce }
87};
88
89static int iforce_playback(struct input_dev *dev, int effect_id, int value)
90{
91 struct iforce *iforce = input_get_drvdata(dev);
92 struct iforce_core_effect *core_effect = &iforce->core_effects[effect_id];
93
94 if (value > 0)
95 set_bit(FF_CORE_SHOULD_PLAY, core_effect->flags);
96 else
97 clear_bit(FF_CORE_SHOULD_PLAY, core_effect->flags);
98
99 iforce_control_playback(iforce, effect_id, value);
100 return 0;
101}
102
103static void iforce_set_gain(struct input_dev *dev, u16 gain)
104{
105 struct iforce *iforce = input_get_drvdata(dev);
106 unsigned char data[3];
107
108 data[0] = gain >> 9;
109 iforce_send_packet(iforce, FF_CMD_GAIN, data);
110}
111
112static void iforce_set_autocenter(struct input_dev *dev, u16 magnitude)
113{
114 struct iforce *iforce = input_get_drvdata(dev);
115 unsigned char data[3];
116
117 data[0] = 0x03;
118 data[1] = magnitude >> 9;
119 iforce_send_packet(iforce, FF_CMD_AUTOCENTER, data);
120
121 data[0] = 0x04;
122 data[1] = 0x01;
123 iforce_send_packet(iforce, FF_CMD_AUTOCENTER, data);
124}
125
126
127
128
129
130static int iforce_upload_effect(struct input_dev *dev, struct ff_effect *effect, struct ff_effect *old)
131{
132 struct iforce *iforce = input_get_drvdata(dev);
133 struct iforce_core_effect *core_effect = &iforce->core_effects[effect->id];
134 int ret;
135
136 if (__test_and_set_bit(FF_CORE_IS_USED, core_effect->flags)) {
137
138 if (test_bit(FF_CORE_UPDATE, core_effect->flags))
139 return -EAGAIN;
140 }
141
142
143
144
145 switch (effect->type) {
146
147 case FF_PERIODIC:
148 ret = iforce_upload_periodic(iforce, effect, old);
149 break;
150
151 case FF_CONSTANT:
152 ret = iforce_upload_constant(iforce, effect, old);
153 break;
154
155 case FF_SPRING:
156 case FF_DAMPER:
157 ret = iforce_upload_condition(iforce, effect, old);
158 break;
159
160 default:
161 return -EINVAL;
162 }
163
164 if (ret == 0) {
165
166
167
168 set_bit(FF_CORE_UPDATE, core_effect->flags);
169 }
170 return ret;
171}
172
173
174
175
176
177static int iforce_erase_effect(struct input_dev *dev, int effect_id)
178{
179 struct iforce *iforce = input_get_drvdata(dev);
180 struct iforce_core_effect *core_effect = &iforce->core_effects[effect_id];
181 int err = 0;
182
183 if (test_bit(FF_MOD1_IS_USED, core_effect->flags))
184 err = release_resource(&core_effect->mod1_chunk);
185
186 if (!err && test_bit(FF_MOD2_IS_USED, core_effect->flags))
187 err = release_resource(&core_effect->mod2_chunk);
188
189
190 core_effect->flags[0] = 0;
191
192 return err;
193}
194
195static int iforce_open(struct input_dev *dev)
196{
197 struct iforce *iforce = input_get_drvdata(dev);
198
199 switch (iforce->bus) {
200#ifdef CONFIG_JOYSTICK_IFORCE_USB
201 case IFORCE_USB:
202 iforce->irq->dev = iforce->usbdev;
203 if (usb_submit_urb(iforce->irq, GFP_KERNEL))
204 return -EIO;
205 break;
206#endif
207 }
208
209 if (test_bit(EV_FF, dev->evbit)) {
210
211 iforce_send_packet(iforce, FF_CMD_ENABLE, "\004");
212 }
213
214 return 0;
215}
216
217static void iforce_close(struct input_dev *dev)
218{
219 struct iforce *iforce = input_get_drvdata(dev);
220 int i;
221
222 if (test_bit(EV_FF, dev->evbit)) {
223
224 for (i = 0; i < dev->ff->max_effects; i++) {
225 if (test_bit(FF_CORE_IS_USED, iforce->core_effects[i].flags)) {
226 dev_warn(&dev->dev,
227 "%s: Device still owns effects\n",
228 __func__);
229 break;
230 }
231 }
232
233
234 iforce_send_packet(iforce, FF_CMD_ENABLE, "\001");
235
236 wait_event_interruptible(iforce->wait,
237 !test_bit(IFORCE_XMIT_RUNNING, iforce->xmit_flags));
238 }
239
240 switch (iforce->bus) {
241#ifdef CONFIG_JOYSTICK_IFORCE_USB
242 case IFORCE_USB:
243 usb_kill_urb(iforce->irq);
244 usb_kill_urb(iforce->out);
245 usb_kill_urb(iforce->ctrl);
246 break;
247#endif
248#ifdef CONFIG_JOYSTICK_IFORCE_232
249 case IFORCE_232:
250
251 break;
252#endif
253 }
254}
255
256int iforce_init_device(struct iforce *iforce)
257{
258 struct input_dev *input_dev;
259 struct ff_device *ff;
260 unsigned char c[] = "CEOV";
261 int i, error;
262 int ff_effects = 0;
263
264 input_dev = input_allocate_device();
265 if (!input_dev)
266 return -ENOMEM;
267
268 init_waitqueue_head(&iforce->wait);
269 spin_lock_init(&iforce->xmit_lock);
270 mutex_init(&iforce->mem_mutex);
271 iforce->xmit.buf = iforce->xmit_data;
272 iforce->dev = input_dev;
273
274
275
276
277
278 switch (iforce->bus) {
279#ifdef CONFIG_JOYSTICK_IFORCE_USB
280 case IFORCE_USB:
281 input_dev->id.bustype = BUS_USB;
282 input_dev->dev.parent = &iforce->usbdev->dev;
283 break;
284#endif
285#ifdef CONFIG_JOYSTICK_IFORCE_232
286 case IFORCE_232:
287 input_dev->id.bustype = BUS_RS232;
288 input_dev->dev.parent = &iforce->serio->dev;
289 break;
290#endif
291 }
292
293 input_set_drvdata(input_dev, iforce);
294
295 input_dev->name = "Unknown I-Force device";
296 input_dev->open = iforce_open;
297 input_dev->close = iforce_close;
298
299
300
301
302
303 iforce->device_memory.name = "I-Force device effect memory";
304 iforce->device_memory.start = 0;
305 iforce->device_memory.end = 200;
306 iforce->device_memory.flags = IORESOURCE_MEM;
307 iforce->device_memory.parent = NULL;
308 iforce->device_memory.child = NULL;
309 iforce->device_memory.sibling = NULL;
310
311
312
313
314
315 for (i = 0; i < 20; i++)
316 if (!iforce_get_id_packet(iforce, "O"))
317 break;
318
319 if (i == 20) {
320 err("Timeout waiting for response from device.");
321 error = -ENODEV;
322 goto fail;
323 }
324
325
326
327
328
329 if (!iforce_get_id_packet(iforce, "M"))
330 input_dev->id.vendor = (iforce->edata[2] << 8) | iforce->edata[1];
331 else
332 dev_warn(&iforce->dev->dev, "Device does not respond to id packet M\n");
333
334 if (!iforce_get_id_packet(iforce, "P"))
335 input_dev->id.product = (iforce->edata[2] << 8) | iforce->edata[1];
336 else
337 dev_warn(&iforce->dev->dev, "Device does not respond to id packet P\n");
338
339 if (!iforce_get_id_packet(iforce, "B"))
340 iforce->device_memory.end = (iforce->edata[2] << 8) | iforce->edata[1];
341 else
342 dev_warn(&iforce->dev->dev, "Device does not respond to id packet B\n");
343
344 if (!iforce_get_id_packet(iforce, "N"))
345 ff_effects = iforce->edata[1];
346 else
347 dev_warn(&iforce->dev->dev, "Device does not respond to id packet N\n");
348
349
350 if (ff_effects > IFORCE_EFFECTS_MAX) {
351 dev_warn(&iforce->dev->dev, "Limiting number of effects to %d (device reports %d)\n",
352 IFORCE_EFFECTS_MAX, ff_effects);
353 ff_effects = IFORCE_EFFECTS_MAX;
354 }
355
356
357
358
359
360 for (i = 0; c[i]; i++)
361 if (!iforce_get_id_packet(iforce, c + i))
362 iforce_dump_packet("info", iforce->ecmd, iforce->edata);
363
364
365
366
367 iforce_set_autocenter(input_dev, 0);
368
369
370
371
372
373 for (i = 0; iforce_device[i].idvendor; i++)
374 if (iforce_device[i].idvendor == input_dev->id.vendor &&
375 iforce_device[i].idproduct == input_dev->id.product)
376 break;
377
378 iforce->type = iforce_device + i;
379 input_dev->name = iforce->type->name;
380
381
382
383
384
385 input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) |
386 BIT_MASK(EV_FF_STATUS);
387
388 for (i = 0; iforce->type->btn[i] >= 0; i++)
389 set_bit(iforce->type->btn[i], input_dev->keybit);
390 set_bit(BTN_DEAD, input_dev->keybit);
391
392 for (i = 0; iforce->type->abs[i] >= 0; i++) {
393
394 signed short t = iforce->type->abs[i];
395
396 switch (t) {
397
398 case ABS_X:
399 case ABS_Y:
400 case ABS_WHEEL:
401
402 input_set_abs_params(input_dev, t, -1920, 1920, 16, 128);
403 set_bit(t, input_dev->ffbit);
404 break;
405
406 case ABS_THROTTLE:
407 case ABS_GAS:
408 case ABS_BRAKE:
409
410 input_set_abs_params(input_dev, t, 0, 255, 0, 0);
411 break;
412
413 case ABS_RUDDER:
414
415 input_set_abs_params(input_dev, t, -128, 127, 0, 0);
416 break;
417
418 case ABS_HAT0X:
419 case ABS_HAT0Y:
420 case ABS_HAT1X:
421 case ABS_HAT1Y:
422
423 input_set_abs_params(input_dev, t, -1, 1, 0, 0);
424 break;
425 }
426 }
427
428 if (ff_effects) {
429
430 for (i = 0; iforce->type->ff[i] >= 0; i++)
431 set_bit(iforce->type->ff[i], input_dev->ffbit);
432
433 error = input_ff_create(input_dev, ff_effects);
434 if (error)
435 goto fail;
436
437 ff = input_dev->ff;
438 ff->upload = iforce_upload_effect;
439 ff->erase = iforce_erase_effect;
440 ff->set_gain = iforce_set_gain;
441 ff->set_autocenter = iforce_set_autocenter;
442 ff->playback = iforce_playback;
443 }
444
445
446
447
448 error = input_register_device(iforce->dev);
449 if (error)
450 goto fail;
451
452 return 0;
453
454 fail: input_free_device(input_dev);
455 return error;
456}
457
458static int __init iforce_init(void)
459{
460 int err = 0;
461
462#ifdef CONFIG_JOYSTICK_IFORCE_USB
463 err = usb_register(&iforce_usb_driver);
464 if (err)
465 return err;
466#endif
467#ifdef CONFIG_JOYSTICK_IFORCE_232
468 err = serio_register_driver(&iforce_serio_drv);
469#ifdef CONFIG_JOYSTICK_IFORCE_USB
470 if (err)
471 usb_deregister(&iforce_usb_driver);
472#endif
473#endif
474 return err;
475}
476
477static void __exit iforce_exit(void)
478{
479#ifdef CONFIG_JOYSTICK_IFORCE_USB
480 usb_deregister(&iforce_usb_driver);
481#endif
482#ifdef CONFIG_JOYSTICK_IFORCE_232
483 serio_unregister_driver(&iforce_serio_drv);
484#endif
485}
486
487module_init(iforce_init);
488module_exit(iforce_exit);
489