2 * $Id: iforce-main.c,v 1.19 2002/07/07 10:22:50 jdeneux Exp $
4 * Copyright (c) 2000-2002 Vojtech Pavlik <vojtech@ucw.cz>
5 * Copyright (c) 2001-2002, 2007 Johann Deneux <johann.deneux@gmail.com>
7 * USB/RS232 I-Force joysticks and wheels.
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 * Should you need to contact me, the author, you can do so either by
26 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
27 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
32 MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>, Johann Deneux <johann.deneux@gmail.com>");
33 MODULE_DESCRIPTION("USB/RS232 I-Force joysticks and wheels driver");
34 MODULE_LICENSE("GPL");
36 static signed short btn_joystick[] =
37 { BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
38 BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A, BTN_B, BTN_C, -1 };
40 static signed short btn_avb_pegasus[] =
41 { BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
42 BTN_BASE2, BTN_BASE3, BTN_BASE4, -1 };
44 static signed short btn_wheel[] =
45 { BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
46 BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A, BTN_B, BTN_C, -1 };
48 static signed short btn_avb_tw[] =
49 { BTN_TRIGGER, BTN_THUMB, BTN_TOP, BTN_TOP2, BTN_BASE,
50 BTN_BASE2, BTN_BASE3, BTN_BASE4, -1 };
52 static signed short btn_avb_wheel[] =
53 { BTN_GEAR_DOWN, BTN_GEAR_UP, BTN_BASE, BTN_BASE2, BTN_BASE3,
54 BTN_BASE4, BTN_BASE5, BTN_BASE6, -1 };
56 static signed short abs_joystick[] =
57 { ABS_X, ABS_Y, ABS_THROTTLE, ABS_HAT0X, ABS_HAT0Y, -1 };
59 static signed short abs_avb_pegasus[] =
60 { ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER, ABS_HAT0X, ABS_HAT0Y,
61 ABS_HAT1X, ABS_HAT1Y, -1 };
63 static signed short abs_wheel[] =
64 { ABS_WHEEL, ABS_GAS, ABS_BRAKE, ABS_HAT0X, ABS_HAT0Y, -1 };
66 static signed short ff_iforce[] =
67 { FF_PERIODIC, FF_CONSTANT, FF_SPRING, FF_DAMPER,
68 FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP, FF_SAW_DOWN, FF_GAIN,
71 static struct iforce_device iforce_device[] = {
72 { 0x044f, 0xa01c, "Thrustmaster Motor Sport GT", btn_wheel, abs_wheel, ff_iforce },
73 { 0x046d, 0xc281, "Logitech WingMan Force", btn_joystick, abs_joystick, ff_iforce },
74 { 0x046d, 0xc291, "Logitech WingMan Formula Force", btn_wheel, abs_wheel, ff_iforce },
75 { 0x05ef, 0x020a, "AVB Top Shot Pegasus", btn_avb_pegasus, abs_avb_pegasus, ff_iforce },
76 { 0x05ef, 0x8884, "AVB Mag Turbo Force", btn_avb_wheel, abs_wheel, ff_iforce },
77 { 0x05ef, 0x8888, "AVB Top Shot Force Feedback Racing Wheel", btn_avb_tw, abs_wheel, ff_iforce }, //?
78 { 0x061c, 0xc0a4, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce }, //?
79 { 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce }, //?
80 { 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce }, //?
81 { 0x06f8, 0x0004, "Gullemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce }, //?
82 { 0x06d6, 0x29bc, "Trust Force Feedback Race Master", btn_wheel, abs_wheel, ff_iforce },
83 { 0x0000, 0x0000, "Unknown I-Force Device [%04x:%04x]", btn_joystick, abs_joystick, ff_iforce }
86 static int iforce_playback(struct input_dev *dev, int effect_id, int value)
88 struct iforce *iforce = input_get_drvdata(dev);
89 struct iforce_core_effect *core_effect = &iforce->core_effects[effect_id];
92 set_bit(FF_CORE_SHOULD_PLAY, core_effect->flags);
94 clear_bit(FF_CORE_SHOULD_PLAY, core_effect->flags);
96 iforce_control_playback(iforce, effect_id, value);
100 static void iforce_set_gain(struct input_dev *dev, u16 gain)
102 struct iforce *iforce = input_get_drvdata(dev);
103 unsigned char data[3];
106 iforce_send_packet(iforce, FF_CMD_GAIN, data);
109 static void iforce_set_autocenter(struct input_dev *dev, u16 magnitude)
111 struct iforce *iforce = input_get_drvdata(dev);
112 unsigned char data[3];
115 data[1] = magnitude >> 9;
116 iforce_send_packet(iforce, FF_CMD_AUTOCENTER, data);
120 iforce_send_packet(iforce, FF_CMD_AUTOCENTER, data);
124 * Function called when an ioctl is performed on the event dev entry.
125 * It uploads an effect to the device
127 static int iforce_upload_effect(struct input_dev *dev, struct ff_effect *effect, struct ff_effect *old)
129 struct iforce *iforce = input_get_drvdata(dev);
130 struct iforce_core_effect *core_effect = &iforce->core_effects[effect->id];
133 if (__test_and_set_bit(FF_CORE_IS_USED, core_effect->flags)) {
134 /* Check the effect is not already being updated */
135 if (test_bit(FF_CORE_UPDATE, core_effect->flags))
142 switch (effect->type) {
145 ret = iforce_upload_periodic(iforce, effect, old);
149 ret = iforce_upload_constant(iforce, effect, old);
154 ret = iforce_upload_condition(iforce, effect, old);
162 /* A packet was sent, forbid new updates until we are notified
163 * that the packet was updated
165 set_bit(FF_CORE_UPDATE, core_effect->flags);
171 * Erases an effect: it frees the effect id and mark as unused the memory
172 * allocated for the parameters
174 static int iforce_erase_effect(struct input_dev *dev, int effect_id)
176 struct iforce *iforce = input_get_drvdata(dev);
177 struct iforce_core_effect *core_effect = &iforce->core_effects[effect_id];
180 if (test_bit(FF_MOD1_IS_USED, core_effect->flags))
181 err = release_resource(&core_effect->mod1_chunk);
183 if (!err && test_bit(FF_MOD2_IS_USED, core_effect->flags))
184 err = release_resource(&core_effect->mod2_chunk);
186 /* TODO: remember to change that if more FF_MOD* bits are added */
187 core_effect->flags[0] = 0;
192 static int iforce_open(struct input_dev *dev)
194 struct iforce *iforce = input_get_drvdata(dev);
196 switch (iforce->bus) {
197 #ifdef CONFIG_JOYSTICK_IFORCE_USB
199 iforce->irq->dev = iforce->usbdev;
200 if (usb_submit_urb(iforce->irq, GFP_KERNEL))
206 if (test_bit(EV_FF, dev->evbit)) {
207 /* Enable force feedback */
208 iforce_send_packet(iforce, FF_CMD_ENABLE, "\004");
214 static void iforce_release(struct input_dev *dev)
216 struct iforce *iforce = input_get_drvdata(dev);
219 if (test_bit(EV_FF, dev->evbit)) {
220 /* Check: no effects should be present in memory */
221 for (i = 0; i < dev->ff->max_effects; i++) {
222 if (test_bit(FF_CORE_IS_USED, iforce->core_effects[i].flags)) {
223 warn("iforce_release: Device still owns effects");
228 /* Disable force feedback playback */
229 iforce_send_packet(iforce, FF_CMD_ENABLE, "\001");
232 switch (iforce->bus) {
233 #ifdef CONFIG_JOYSTICK_IFORCE_USB
235 usb_kill_urb(iforce->irq);
237 /* The device was unplugged before the file
239 if (iforce->usbdev == NULL) {
240 iforce_delete_device(iforce);
248 void iforce_delete_device(struct iforce *iforce)
250 switch (iforce->bus) {
251 #ifdef CONFIG_JOYSTICK_IFORCE_USB
253 iforce_usb_delete(iforce);
256 #ifdef CONFIG_JOYSTICK_IFORCE_232
258 //TODO: Wait for the last packets to be sent
264 int iforce_init_device(struct iforce *iforce)
266 struct input_dev *input_dev;
267 struct ff_device *ff;
268 unsigned char c[] = "CEOV";
272 input_dev = input_allocate_device();
276 init_waitqueue_head(&iforce->wait);
277 spin_lock_init(&iforce->xmit_lock);
278 mutex_init(&iforce->mem_mutex);
279 iforce->xmit.buf = iforce->xmit_data;
280 iforce->dev = input_dev;
283 * Input device fields.
286 switch (iforce->bus) {
287 #ifdef CONFIG_JOYSTICK_IFORCE_USB
289 input_dev->id.bustype = BUS_USB;
290 input_dev->dev.parent = &iforce->usbdev->dev;
293 #ifdef CONFIG_JOYSTICK_IFORCE_232
295 input_dev->id.bustype = BUS_RS232;
296 input_dev->dev.parent = &iforce->serio->dev;
301 input_set_drvdata(input_dev, iforce);
303 input_dev->name = "Unknown I-Force device";
304 input_dev->open = iforce_open;
305 input_dev->close = iforce_release;
308 * On-device memory allocation.
311 iforce->device_memory.name = "I-Force device effect memory";
312 iforce->device_memory.start = 0;
313 iforce->device_memory.end = 200;
314 iforce->device_memory.flags = IORESOURCE_MEM;
315 iforce->device_memory.parent = NULL;
316 iforce->device_memory.child = NULL;
317 iforce->device_memory.sibling = NULL;
320 * Wait until device ready - until it sends its first response.
323 for (i = 0; i < 20; i++)
324 if (!iforce_get_id_packet(iforce, "O"))
327 if (i == 20) { /* 5 seconds */
328 err("Timeout waiting for response from device.");
337 if (!iforce_get_id_packet(iforce, "M"))
338 input_dev->id.vendor = (iforce->edata[2] << 8) | iforce->edata[1];
340 warn("Device does not respond to id packet M");
342 if (!iforce_get_id_packet(iforce, "P"))
343 input_dev->id.product = (iforce->edata[2] << 8) | iforce->edata[1];
345 warn("Device does not respond to id packet P");
347 if (!iforce_get_id_packet(iforce, "B"))
348 iforce->device_memory.end = (iforce->edata[2] << 8) | iforce->edata[1];
350 warn("Device does not respond to id packet B");
352 if (!iforce_get_id_packet(iforce, "N"))
353 ff_effects = iforce->edata[1];
355 warn("Device does not respond to id packet N");
357 /* Check if the device can store more effects than the driver can really handle */
358 if (ff_effects > IFORCE_EFFECTS_MAX) {
359 warn("Limiting number of effects to %d (device reports %d)",
360 IFORCE_EFFECTS_MAX, ff_effects);
361 ff_effects = IFORCE_EFFECTS_MAX;
365 * Display additional info.
368 for (i = 0; c[i]; i++)
369 if (!iforce_get_id_packet(iforce, c + i))
370 iforce_dump_packet("info", iforce->ecmd, iforce->edata);
373 * Disable spring, enable force feedback.
375 iforce_set_autocenter(input_dev, 0);
378 * Find appropriate device entry
381 for (i = 0; iforce_device[i].idvendor; i++)
382 if (iforce_device[i].idvendor == input_dev->id.vendor &&
383 iforce_device[i].idproduct == input_dev->id.product)
386 iforce->type = iforce_device + i;
387 input_dev->name = iforce->type->name;
390 * Set input device bitfields and ranges.
393 input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) |
394 BIT_MASK(EV_FF_STATUS);
396 for (i = 0; iforce->type->btn[i] >= 0; i++)
397 set_bit(iforce->type->btn[i], input_dev->keybit);
398 set_bit(BTN_DEAD, input_dev->keybit);
400 for (i = 0; iforce->type->abs[i] >= 0; i++) {
402 signed short t = iforce->type->abs[i];
410 input_set_abs_params(input_dev, t, -1920, 1920, 16, 128);
411 set_bit(t, input_dev->ffbit);
418 input_set_abs_params(input_dev, t, 0, 255, 0, 0);
423 input_set_abs_params(input_dev, t, -128, 127, 0, 0);
431 input_set_abs_params(input_dev, t, -1, 1, 0, 0);
438 for (i = 0; iforce->type->ff[i] >= 0; i++)
439 set_bit(iforce->type->ff[i], input_dev->ffbit);
441 error = input_ff_create(input_dev, ff_effects);
446 ff->upload = iforce_upload_effect;
447 ff->erase = iforce_erase_effect;
448 ff->set_gain = iforce_set_gain;
449 ff->set_autocenter = iforce_set_autocenter;
450 ff->playback = iforce_playback;
453 * Register input device.
456 error = input_register_device(iforce->dev);
462 fail: input_free_device(input_dev);
466 static int __init iforce_init(void)
470 #ifdef CONFIG_JOYSTICK_IFORCE_USB
471 err = usb_register(&iforce_usb_driver);
475 #ifdef CONFIG_JOYSTICK_IFORCE_232
476 err = serio_register_driver(&iforce_serio_drv);
477 #ifdef CONFIG_JOYSTICK_IFORCE_USB
479 usb_deregister(&iforce_usb_driver);
485 static void __exit iforce_exit(void)
487 #ifdef CONFIG_JOYSTICK_IFORCE_USB
488 usb_deregister(&iforce_usb_driver);
490 #ifdef CONFIG_JOYSTICK_IFORCE_232
491 serio_unregister_driver(&iforce_serio_drv);
495 module_init(iforce_init);
496 module_exit(iforce_exit);