Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 | 2 | * Copyright (c) 2000-2002 Vojtech Pavlik <vojtech@ucw.cz> |
598972d4 | 3 | * Copyright (c) 2001-2002, 2007 Johann Deneux <johann.deneux@gmail.com> |
1da177e4 LT |
4 | * |
5 | * USB/RS232 I-Force joysticks and wheels. | |
6 | */ | |
7 | ||
8 | /* | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
22 | * | |
23 | * Should you need to contact me, the author, you can do so either by | |
24 | * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: | |
25 | * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic | |
26 | */ | |
27 | ||
28 | #include "iforce.h" | |
29 | ||
598972d4 | 30 | MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>, Johann Deneux <johann.deneux@gmail.com>"); |
1da177e4 LT |
31 | MODULE_DESCRIPTION("USB/RS232 I-Force joysticks and wheels driver"); |
32 | MODULE_LICENSE("GPL"); | |
33 | ||
34 | static 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 | ||
38 | static 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 | ||
42 | static 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 | ||
46 | static 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 | ||
50 | static 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 | ||
54 | static signed short abs_joystick[] = | |
55 | { ABS_X, ABS_Y, ABS_THROTTLE, ABS_HAT0X, ABS_HAT0Y, -1 }; | |
56 | ||
d861f7bf MV |
57 | static signed short abs_joystick_rudder[] = |
58 | { ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER, ABS_HAT0X, ABS_HAT0Y, -1 }; | |
59 | ||
1da177e4 LT |
60 | static 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 | ||
64 | static signed short abs_wheel[] = | |
65 | { ABS_WHEEL, ABS_GAS, ABS_BRAKE, ABS_HAT0X, ABS_HAT0Y, -1 }; | |
66 | ||
67 | static 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 | ||
72 | static 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 }, //? | |
68947b8f | 80 | { 0x061c, 0xc084, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce }, |
1da177e4 | 81 | { 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce }, //? |
d861f7bf | 82 | { 0x06f8, 0x0001, "Guillemot Jet Leader Force Feedback", btn_joystick, abs_joystick_rudder, ff_iforce }, |
1da177e4 | 83 | { 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce }, //? |
18098a6c | 84 | { 0x06f8, 0x0004, "Gullemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce }, //? |
b53174fb | 85 | { 0x06d6, 0x29bc, "Trust Force Feedback Race Master", btn_wheel, abs_wheel, ff_iforce }, |
1da177e4 LT |
86 | { 0x0000, 0x0000, "Unknown I-Force Device [%04x:%04x]", btn_joystick, abs_joystick, ff_iforce } |
87 | }; | |
88 | ||
f6a01c85 | 89 | static int iforce_playback(struct input_dev *dev, int effect_id, int value) |
1da177e4 | 90 | { |
4615e33f | 91 | struct iforce *iforce = input_get_drvdata(dev); |
f6a01c85 | 92 | struct iforce_core_effect *core_effect = &iforce->core_effects[effect_id]; |
1da177e4 | 93 | |
f6a01c85 AH |
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); | |
1da177e4 | 98 | |
f6a01c85 AH |
99 | iforce_control_playback(iforce, effect_id, value); |
100 | return 0; | |
101 | } | |
1da177e4 | 102 | |
f6a01c85 AH |
103 | static void iforce_set_gain(struct input_dev *dev, u16 gain) |
104 | { | |
4615e33f | 105 | struct iforce *iforce = input_get_drvdata(dev); |
f6a01c85 | 106 | unsigned char data[3]; |
1da177e4 | 107 | |
f6a01c85 AH |
108 | data[0] = gain >> 9; |
109 | iforce_send_packet(iforce, FF_CMD_GAIN, data); | |
110 | } | |
1da177e4 | 111 | |
f6a01c85 AH |
112 | static void iforce_set_autocenter(struct input_dev *dev, u16 magnitude) |
113 | { | |
4615e33f | 114 | struct iforce *iforce = input_get_drvdata(dev); |
f6a01c85 | 115 | unsigned char data[3]; |
1da177e4 | 116 | |
f6a01c85 AH |
117 | data[0] = 0x03; |
118 | data[1] = magnitude >> 9; | |
119 | iforce_send_packet(iforce, FF_CMD_AUTOCENTER, data); | |
1da177e4 | 120 | |
f6a01c85 AH |
121 | data[0] = 0x04; |
122 | data[1] = 0x01; | |
123 | iforce_send_packet(iforce, FF_CMD_AUTOCENTER, data); | |
1da177e4 LT |
124 | } |
125 | ||
126 | /* | |
127 | * Function called when an ioctl is performed on the event dev entry. | |
128 | * It uploads an effect to the device | |
129 | */ | |
f6a01c85 | 130 | static int iforce_upload_effect(struct input_dev *dev, struct ff_effect *effect, struct ff_effect *old) |
1da177e4 | 131 | { |
4615e33f | 132 | struct iforce *iforce = input_get_drvdata(dev); |
f6a01c85 | 133 | struct iforce_core_effect *core_effect = &iforce->core_effects[effect->id]; |
1da177e4 | 134 | int ret; |
1da177e4 | 135 | |
f6a01c85 | 136 | if (__test_and_set_bit(FF_CORE_IS_USED, core_effect->flags)) { |
1da177e4 | 137 | /* Check the effect is not already being updated */ |
f6a01c85 | 138 | if (test_bit(FF_CORE_UPDATE, core_effect->flags)) |
1da177e4 | 139 | return -EAGAIN; |
1da177e4 LT |
140 | } |
141 | ||
142 | /* | |
143 | * Upload the effect | |
144 | */ | |
145 | switch (effect->type) { | |
146 | ||
147 | case FF_PERIODIC: | |
f6a01c85 | 148 | ret = iforce_upload_periodic(iforce, effect, old); |
1da177e4 LT |
149 | break; |
150 | ||
151 | case FF_CONSTANT: | |
f6a01c85 | 152 | ret = iforce_upload_constant(iforce, effect, old); |
1da177e4 LT |
153 | break; |
154 | ||
155 | case FF_SPRING: | |
156 | case FF_DAMPER: | |
f6a01c85 | 157 | ret = iforce_upload_condition(iforce, effect, old); |
1da177e4 LT |
158 | break; |
159 | ||
160 | default: | |
161 | return -EINVAL; | |
162 | } | |
f6a01c85 | 163 | |
1da177e4 LT |
164 | if (ret == 0) { |
165 | /* A packet was sent, forbid new updates until we are notified | |
166 | * that the packet was updated | |
167 | */ | |
f6a01c85 | 168 | set_bit(FF_CORE_UPDATE, core_effect->flags); |
1da177e4 | 169 | } |
1da177e4 LT |
170 | return ret; |
171 | } | |
172 | ||
173 | /* | |
174 | * Erases an effect: it frees the effect id and mark as unused the memory | |
175 | * allocated for the parameters | |
176 | */ | |
177 | static int iforce_erase_effect(struct input_dev *dev, int effect_id) | |
178 | { | |
4615e33f | 179 | struct iforce *iforce = input_get_drvdata(dev); |
f6a01c85 | 180 | struct iforce_core_effect *core_effect = &iforce->core_effects[effect_id]; |
1da177e4 | 181 | int err = 0; |
1da177e4 LT |
182 | |
183 | if (test_bit(FF_MOD1_IS_USED, core_effect->flags)) | |
8d64d372 | 184 | err = release_resource(&core_effect->mod1_chunk); |
1da177e4 LT |
185 | |
186 | if (!err && test_bit(FF_MOD2_IS_USED, core_effect->flags)) | |
8d64d372 | 187 | err = release_resource(&core_effect->mod2_chunk); |
1da177e4 | 188 | |
f6a01c85 | 189 | /* TODO: remember to change that if more FF_MOD* bits are added */ |
1da177e4 LT |
190 | core_effect->flags[0] = 0; |
191 | ||
192 | return err; | |
193 | } | |
194 | ||
195 | static int iforce_open(struct input_dev *dev) | |
196 | { | |
4615e33f | 197 | struct iforce *iforce = input_get_drvdata(dev); |
1da177e4 LT |
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 | ||
f6a01c85 AH |
209 | if (test_bit(EV_FF, dev->evbit)) { |
210 | /* Enable force feedback */ | |
211 | iforce_send_packet(iforce, FF_CMD_ENABLE, "\004"); | |
212 | } | |
1da177e4 LT |
213 | |
214 | return 0; | |
215 | } | |
216 | ||
98b7fb04 | 217 | static void iforce_close(struct input_dev *dev) |
1da177e4 | 218 | { |
4615e33f | 219 | struct iforce *iforce = input_get_drvdata(dev); |
1da177e4 LT |
220 | int i; |
221 | ||
f6a01c85 AH |
222 | if (test_bit(EV_FF, dev->evbit)) { |
223 | /* Check: no effects should be present in memory */ | |
224 | for (i = 0; i < dev->ff->max_effects; i++) { | |
225 | if (test_bit(FF_CORE_IS_USED, iforce->core_effects[i].flags)) { | |
1817b169 GKH |
226 | dev_warn(&dev->dev, |
227 | "%s: Device still owns effects\n", | |
228 | __func__); | |
f6a01c85 | 229 | break; |
1da177e4 LT |
230 | } |
231 | } | |
232 | ||
f6a01c85 AH |
233 | /* Disable force feedback playback */ |
234 | iforce_send_packet(iforce, FF_CMD_ENABLE, "\001"); | |
c2b27ef6 DT |
235 | /* Wait for the command to complete */ |
236 | wait_event_interruptible(iforce->wait, | |
237 | !test_bit(IFORCE_XMIT_RUNNING, iforce->xmit_flags)); | |
1da177e4 | 238 | } |
1da177e4 | 239 | |
1da177e4 LT |
240 | switch (iforce->bus) { |
241 | #ifdef CONFIG_JOYSTICK_IFORCE_USB | |
242 | case IFORCE_USB: | |
98b7fb04 DT |
243 | usb_kill_urb(iforce->irq); |
244 | usb_kill_urb(iforce->out); | |
245 | usb_kill_urb(iforce->ctrl); | |
1da177e4 LT |
246 | break; |
247 | #endif | |
248 | #ifdef CONFIG_JOYSTICK_IFORCE_232 | |
249 | case IFORCE_232: | |
250 | //TODO: Wait for the last packets to be sent | |
251 | break; | |
252 | #endif | |
253 | } | |
254 | } | |
255 | ||
256 | int iforce_init_device(struct iforce *iforce) | |
257 | { | |
17dd3f0f | 258 | struct input_dev *input_dev; |
f6a01c85 | 259 | struct ff_device *ff; |
1da177e4 | 260 | unsigned char c[] = "CEOV"; |
f6a01c85 AH |
261 | int i, error; |
262 | int ff_effects = 0; | |
1da177e4 | 263 | |
17dd3f0f | 264 | input_dev = input_allocate_device(); |
5ae08f80 | 265 | if (!input_dev) |
17dd3f0f DT |
266 | return -ENOMEM; |
267 | ||
1da177e4 LT |
268 | init_waitqueue_head(&iforce->wait); |
269 | spin_lock_init(&iforce->xmit_lock); | |
72ba9f0c | 270 | mutex_init(&iforce->mem_mutex); |
1da177e4 | 271 | iforce->xmit.buf = iforce->xmit_data; |
17dd3f0f | 272 | iforce->dev = input_dev; |
1da177e4 LT |
273 | |
274 | /* | |
275 | * Input device fields. | |
276 | */ | |
277 | ||
278 | switch (iforce->bus) { | |
279 | #ifdef CONFIG_JOYSTICK_IFORCE_USB | |
280 | case IFORCE_USB: | |
17dd3f0f | 281 | input_dev->id.bustype = BUS_USB; |
935e658e | 282 | input_dev->dev.parent = &iforce->usbdev->dev; |
1da177e4 LT |
283 | break; |
284 | #endif | |
285 | #ifdef CONFIG_JOYSTICK_IFORCE_232 | |
286 | case IFORCE_232: | |
17dd3f0f | 287 | input_dev->id.bustype = BUS_RS232; |
935e658e | 288 | input_dev->dev.parent = &iforce->serio->dev; |
1da177e4 LT |
289 | break; |
290 | #endif | |
291 | } | |
292 | ||
4615e33f DT |
293 | input_set_drvdata(input_dev, iforce); |
294 | ||
17dd3f0f DT |
295 | input_dev->name = "Unknown I-Force device"; |
296 | input_dev->open = iforce_open; | |
98b7fb04 | 297 | input_dev->close = iforce_close; |
1da177e4 LT |
298 | |
299 | /* | |
300 | * On-device memory allocation. | |
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 | * Wait until device ready - until it sends its first response. | |
313 | */ | |
314 | ||
315 | for (i = 0; i < 20; i++) | |
316 | if (!iforce_get_id_packet(iforce, "O")) | |
317 | break; | |
318 | ||
319 | if (i == 20) { /* 5 seconds */ | |
598972d4 | 320 | err("Timeout waiting for response from device."); |
127278ce DT |
321 | error = -ENODEV; |
322 | goto fail; | |
1da177e4 LT |
323 | } |
324 | ||
325 | /* | |
326 | * Get device info. | |
327 | */ | |
328 | ||
329 | if (!iforce_get_id_packet(iforce, "M")) | |
17dd3f0f | 330 | input_dev->id.vendor = (iforce->edata[2] << 8) | iforce->edata[1]; |
1da177e4 | 331 | else |
1817b169 | 332 | dev_warn(&iforce->dev->dev, "Device does not respond to id packet M\n"); |
1da177e4 LT |
333 | |
334 | if (!iforce_get_id_packet(iforce, "P")) | |
17dd3f0f | 335 | input_dev->id.product = (iforce->edata[2] << 8) | iforce->edata[1]; |
1da177e4 | 336 | else |
1817b169 | 337 | dev_warn(&iforce->dev->dev, "Device does not respond to id packet P\n"); |
1da177e4 LT |
338 | |
339 | if (!iforce_get_id_packet(iforce, "B")) | |
340 | iforce->device_memory.end = (iforce->edata[2] << 8) | iforce->edata[1]; | |
341 | else | |
1817b169 | 342 | dev_warn(&iforce->dev->dev, "Device does not respond to id packet B\n"); |
1da177e4 LT |
343 | |
344 | if (!iforce_get_id_packet(iforce, "N")) | |
f6a01c85 | 345 | ff_effects = iforce->edata[1]; |
1da177e4 | 346 | else |
1817b169 | 347 | dev_warn(&iforce->dev->dev, "Device does not respond to id packet N\n"); |
1da177e4 LT |
348 | |
349 | /* Check if the device can store more effects than the driver can really handle */ | |
f6a01c85 | 350 | if (ff_effects > IFORCE_EFFECTS_MAX) { |
1817b169 | 351 | dev_warn(&iforce->dev->dev, "Limiting number of effects to %d (device reports %d)\n", |
f6a01c85 AH |
352 | IFORCE_EFFECTS_MAX, ff_effects); |
353 | ff_effects = IFORCE_EFFECTS_MAX; | |
1da177e4 LT |
354 | } |
355 | ||
356 | /* | |
357 | * Display additional info. | |
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 | * Disable spring, enable force feedback. | |
1da177e4 | 366 | */ |
c0338c15 | 367 | iforce_set_autocenter(input_dev, 0); |
1da177e4 LT |
368 | |
369 | /* | |
370 | * Find appropriate device entry | |
371 | */ | |
372 | ||
373 | for (i = 0; iforce_device[i].idvendor; i++) | |
17dd3f0f DT |
374 | if (iforce_device[i].idvendor == input_dev->id.vendor && |
375 | iforce_device[i].idproduct == input_dev->id.product) | |
1da177e4 LT |
376 | break; |
377 | ||
378 | iforce->type = iforce_device + i; | |
17dd3f0f | 379 | input_dev->name = iforce->type->name; |
1da177e4 LT |
380 | |
381 | /* | |
382 | * Set input device bitfields and ranges. | |
383 | */ | |
384 | ||
7b19ada2 JS |
385 | input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) | |
386 | BIT_MASK(EV_FF_STATUS); | |
1da177e4 | 387 | |
f6a01c85 AH |
388 | for (i = 0; iforce->type->btn[i] >= 0; i++) |
389 | set_bit(iforce->type->btn[i], input_dev->keybit); | |
17dd3f0f | 390 | set_bit(BTN_DEAD, input_dev->keybit); |
1da177e4 LT |
391 | |
392 | for (i = 0; iforce->type->abs[i] >= 0; i++) { | |
393 | ||
394 | signed short t = iforce->type->abs[i]; | |
1da177e4 LT |
395 | |
396 | switch (t) { | |
397 | ||
398 | case ABS_X: | |
399 | case ABS_Y: | |
400 | case ABS_WHEEL: | |
401 | ||
17dd3f0f DT |
402 | input_set_abs_params(input_dev, t, -1920, 1920, 16, 128); |
403 | set_bit(t, input_dev->ffbit); | |
1da177e4 LT |
404 | break; |
405 | ||
406 | case ABS_THROTTLE: | |
407 | case ABS_GAS: | |
408 | case ABS_BRAKE: | |
409 | ||
17dd3f0f | 410 | input_set_abs_params(input_dev, t, 0, 255, 0, 0); |
1da177e4 LT |
411 | break; |
412 | ||
413 | case ABS_RUDDER: | |
414 | ||
17dd3f0f | 415 | input_set_abs_params(input_dev, t, -128, 127, 0, 0); |
1da177e4 LT |
416 | break; |
417 | ||
418 | case ABS_HAT0X: | |
419 | case ABS_HAT0Y: | |
420 | case ABS_HAT1X: | |
421 | case ABS_HAT1Y: | |
17dd3f0f DT |
422 | |
423 | input_set_abs_params(input_dev, t, -1, 1, 0, 0); | |
1da177e4 LT |
424 | break; |
425 | } | |
426 | } | |
427 | ||
f6a01c85 | 428 | if (ff_effects) { |
1da177e4 | 429 | |
f6a01c85 AH |
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); | |
127278ce DT |
434 | if (error) |
435 | goto fail; | |
f6a01c85 AH |
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 | } | |
1da177e4 LT |
444 | /* |
445 | * Register input device. | |
446 | */ | |
447 | ||
127278ce DT |
448 | error = input_register_device(iforce->dev); |
449 | if (error) | |
450 | goto fail; | |
1da177e4 | 451 | |
1da177e4 | 452 | return 0; |
127278ce DT |
453 | |
454 | fail: input_free_device(input_dev); | |
455 | return error; | |
1da177e4 LT |
456 | } |
457 | ||
458 | static int __init iforce_init(void) | |
459 | { | |
153a9df0 AM |
460 | int err = 0; |
461 | ||
1da177e4 | 462 | #ifdef CONFIG_JOYSTICK_IFORCE_USB |
153a9df0 AM |
463 | err = usb_register(&iforce_usb_driver); |
464 | if (err) | |
465 | return err; | |
1da177e4 LT |
466 | #endif |
467 | #ifdef CONFIG_JOYSTICK_IFORCE_232 | |
153a9df0 AM |
468 | err = serio_register_driver(&iforce_serio_drv); |
469 | #ifdef CONFIG_JOYSTICK_IFORCE_USB | |
470 | if (err) | |
471 | usb_deregister(&iforce_usb_driver); | |
1da177e4 | 472 | #endif |
153a9df0 AM |
473 | #endif |
474 | return err; | |
1da177e4 LT |
475 | } |
476 | ||
477 | static 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 | ||
487 | module_init(iforce_init); | |
488 | module_exit(iforce_exit); |