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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
27f06942 DH |
2 | /* |
3 | * Device Modules for Nintendo Wii / Wii U HID Driver | |
4 | * Copyright (c) 2011-2013 David Herrmann <dh.herrmann@gmail.com> | |
5 | */ | |
6 | ||
7 | /* | |
27f06942 DH |
8 | */ |
9 | ||
10 | /* | |
11 | * Wiimote Modules | |
12 | * Nintendo devices provide different peripherals and many new devices lack | |
13 | * initial features like the IR camera. Therefore, each peripheral device is | |
14 | * implemented as an independent module and we probe on each device only the | |
15 | * modules for the hardware that really is available. | |
16 | * | |
17 | * Module registration is sequential. Unregistration is done in reverse order. | |
18 | * After device detection, the needed modules are loaded. Users can trigger | |
19 | * re-detection which causes all modules to be unloaded and then reload the | |
20 | * modules for the new detected device. | |
21 | * | |
22 | * wdata->input is a shared input device. It is always initialized prior to | |
23 | * module registration. If at least one registered module is marked as | |
24 | * WIIMOD_FLAG_INPUT, then the input device will get registered after all | |
25 | * modules were registered. | |
26 | * Please note that it is unregistered _before_ the "remove" callbacks are | |
27 | * called. This guarantees that no input interaction is done, anymore. However, | |
28 | * the wiimote core keeps a reference to the input device so it is freed only | |
29 | * after all modules were removed. It is safe to send events to unregistered | |
30 | * input devices. | |
31 | */ | |
32 | ||
33 | #include <linux/device.h> | |
34 | #include <linux/hid.h> | |
35 | #include <linux/input.h> | |
36 | #include <linux/spinlock.h> | |
37 | #include "hid-wiimote.h" | |
38 | ||
20cef813 DH |
39 | /* |
40 | * Keys | |
41 | * The initial Wii Remote provided a bunch of buttons that are reported as | |
42 | * part of the core protocol. Many later devices dropped these and report | |
43 | * invalid data in the core button reports. Load this only on devices which | |
44 | * correctly send button reports. | |
45 | * It uses the shared input device. | |
46 | */ | |
47 | ||
48 | static const __u16 wiimod_keys_map[] = { | |
49 | KEY_LEFT, /* WIIPROTO_KEY_LEFT */ | |
50 | KEY_RIGHT, /* WIIPROTO_KEY_RIGHT */ | |
51 | KEY_UP, /* WIIPROTO_KEY_UP */ | |
52 | KEY_DOWN, /* WIIPROTO_KEY_DOWN */ | |
53 | KEY_NEXT, /* WIIPROTO_KEY_PLUS */ | |
54 | KEY_PREVIOUS, /* WIIPROTO_KEY_MINUS */ | |
55 | BTN_1, /* WIIPROTO_KEY_ONE */ | |
56 | BTN_2, /* WIIPROTO_KEY_TWO */ | |
57 | BTN_A, /* WIIPROTO_KEY_A */ | |
58 | BTN_B, /* WIIPROTO_KEY_B */ | |
59 | BTN_MODE, /* WIIPROTO_KEY_HOME */ | |
60 | }; | |
61 | ||
62 | static void wiimod_keys_in_keys(struct wiimote_data *wdata, const __u8 *keys) | |
63 | { | |
64 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_LEFT], | |
65 | !!(keys[0] & 0x01)); | |
66 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_RIGHT], | |
67 | !!(keys[0] & 0x02)); | |
68 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_DOWN], | |
69 | !!(keys[0] & 0x04)); | |
70 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_UP], | |
71 | !!(keys[0] & 0x08)); | |
72 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_PLUS], | |
73 | !!(keys[0] & 0x10)); | |
74 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_TWO], | |
75 | !!(keys[1] & 0x01)); | |
76 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_ONE], | |
77 | !!(keys[1] & 0x02)); | |
78 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_B], | |
79 | !!(keys[1] & 0x04)); | |
80 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_A], | |
81 | !!(keys[1] & 0x08)); | |
82 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_MINUS], | |
83 | !!(keys[1] & 0x10)); | |
84 | input_report_key(wdata->input, wiimod_keys_map[WIIPROTO_KEY_HOME], | |
85 | !!(keys[1] & 0x80)); | |
86 | input_sync(wdata->input); | |
87 | } | |
88 | ||
89 | static int wiimod_keys_probe(const struct wiimod_ops *ops, | |
90 | struct wiimote_data *wdata) | |
91 | { | |
92 | unsigned int i; | |
93 | ||
94 | set_bit(EV_KEY, wdata->input->evbit); | |
95 | for (i = 0; i < WIIPROTO_KEY_COUNT; ++i) | |
96 | set_bit(wiimod_keys_map[i], wdata->input->keybit); | |
97 | ||
98 | return 0; | |
99 | } | |
100 | ||
101 | static const struct wiimod_ops wiimod_keys = { | |
102 | .flags = WIIMOD_FLAG_INPUT, | |
103 | .arg = 0, | |
104 | .probe = wiimod_keys_probe, | |
105 | .remove = NULL, | |
106 | .in_keys = wiimod_keys_in_keys, | |
107 | }; | |
108 | ||
109 | /* | |
110 | * Rumble | |
111 | * Nearly all devices provide a rumble feature. A small motor for | |
112 | * force-feedback effects. We provide an FF_RUMBLE memless ff device on the | |
113 | * shared input device if this module is loaded. | |
114 | * The rumble motor is controlled via a flag on almost every output report so | |
115 | * the wiimote core handles the rumble flag. But if a device doesn't provide | |
116 | * the rumble motor, this flag shouldn't be set. | |
117 | */ | |
118 | ||
f50f9aab DH |
119 | /* used by wiimod_rumble and wiipro_rumble */ |
120 | static void wiimod_rumble_worker(struct work_struct *work) | |
121 | { | |
122 | struct wiimote_data *wdata = container_of(work, struct wiimote_data, | |
123 | rumble_worker); | |
124 | ||
125 | spin_lock_irq(&wdata->state.lock); | |
126 | wiiproto_req_rumble(wdata, wdata->state.cache_rumble); | |
127 | spin_unlock_irq(&wdata->state.lock); | |
128 | } | |
129 | ||
20cef813 DH |
130 | static int wiimod_rumble_play(struct input_dev *dev, void *data, |
131 | struct ff_effect *eff) | |
132 | { | |
133 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
134 | __u8 value; | |
20cef813 DH |
135 | |
136 | /* | |
137 | * The wiimote supports only a single rumble motor so if any magnitude | |
138 | * is set to non-zero then we start the rumble motor. If both are set to | |
139 | * zero, we stop the rumble motor. | |
140 | */ | |
141 | ||
142 | if (eff->u.rumble.strong_magnitude || eff->u.rumble.weak_magnitude) | |
143 | value = 1; | |
144 | else | |
145 | value = 0; | |
146 | ||
f50f9aab DH |
147 | /* Locking state.lock here might deadlock with input_event() calls. |
148 | * schedule_work acts as barrier. Merging multiple changes is fine. */ | |
149 | wdata->state.cache_rumble = value; | |
150 | schedule_work(&wdata->rumble_worker); | |
20cef813 DH |
151 | |
152 | return 0; | |
153 | } | |
154 | ||
155 | static int wiimod_rumble_probe(const struct wiimod_ops *ops, | |
156 | struct wiimote_data *wdata) | |
157 | { | |
f50f9aab DH |
158 | INIT_WORK(&wdata->rumble_worker, wiimod_rumble_worker); |
159 | ||
20cef813 DH |
160 | set_bit(FF_RUMBLE, wdata->input->ffbit); |
161 | if (input_ff_create_memless(wdata->input, NULL, wiimod_rumble_play)) | |
162 | return -ENOMEM; | |
163 | ||
164 | return 0; | |
165 | } | |
166 | ||
167 | static void wiimod_rumble_remove(const struct wiimod_ops *ops, | |
168 | struct wiimote_data *wdata) | |
169 | { | |
170 | unsigned long flags; | |
171 | ||
f50f9aab DH |
172 | cancel_work_sync(&wdata->rumble_worker); |
173 | ||
20cef813 DH |
174 | spin_lock_irqsave(&wdata->state.lock, flags); |
175 | wiiproto_req_rumble(wdata, 0); | |
176 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
177 | } | |
178 | ||
179 | static const struct wiimod_ops wiimod_rumble = { | |
180 | .flags = WIIMOD_FLAG_INPUT, | |
181 | .arg = 0, | |
182 | .probe = wiimod_rumble_probe, | |
183 | .remove = wiimod_rumble_remove, | |
184 | }; | |
185 | ||
dcf39231 DH |
186 | /* |
187 | * Battery | |
188 | * 1 byte of battery capacity information is sent along every protocol status | |
189 | * report. The wiimote core caches it but we try to update it on every | |
190 | * user-space request. | |
191 | * This is supported by nearly every device so it's almost always enabled. | |
192 | */ | |
193 | ||
194 | static enum power_supply_property wiimod_battery_props[] = { | |
195 | POWER_SUPPLY_PROP_CAPACITY, | |
196 | POWER_SUPPLY_PROP_SCOPE, | |
197 | }; | |
198 | ||
199 | static int wiimod_battery_get_property(struct power_supply *psy, | |
200 | enum power_supply_property psp, | |
201 | union power_supply_propval *val) | |
202 | { | |
297d716f | 203 | struct wiimote_data *wdata = power_supply_get_drvdata(psy); |
dcf39231 DH |
204 | int ret = 0, state; |
205 | unsigned long flags; | |
206 | ||
207 | if (psp == POWER_SUPPLY_PROP_SCOPE) { | |
208 | val->intval = POWER_SUPPLY_SCOPE_DEVICE; | |
209 | return 0; | |
210 | } else if (psp != POWER_SUPPLY_PROP_CAPACITY) { | |
211 | return -EINVAL; | |
212 | } | |
213 | ||
214 | ret = wiimote_cmd_acquire(wdata); | |
215 | if (ret) | |
216 | return ret; | |
217 | ||
218 | spin_lock_irqsave(&wdata->state.lock, flags); | |
219 | wiimote_cmd_set(wdata, WIIPROTO_REQ_SREQ, 0); | |
220 | wiiproto_req_status(wdata); | |
221 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
222 | ||
223 | wiimote_cmd_wait(wdata); | |
224 | wiimote_cmd_release(wdata); | |
225 | ||
226 | spin_lock_irqsave(&wdata->state.lock, flags); | |
227 | state = wdata->state.cmd_battery; | |
228 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
229 | ||
230 | val->intval = state * 100 / 255; | |
231 | return ret; | |
232 | } | |
233 | ||
234 | static int wiimod_battery_probe(const struct wiimod_ops *ops, | |
235 | struct wiimote_data *wdata) | |
236 | { | |
297d716f | 237 | struct power_supply_config psy_cfg = { .drv_data = wdata, }; |
dcf39231 DH |
238 | int ret; |
239 | ||
297d716f KK |
240 | wdata->battery_desc.properties = wiimod_battery_props; |
241 | wdata->battery_desc.num_properties = ARRAY_SIZE(wiimod_battery_props); | |
242 | wdata->battery_desc.get_property = wiimod_battery_get_property; | |
243 | wdata->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY; | |
244 | wdata->battery_desc.use_for_apm = 0; | |
245 | wdata->battery_desc.name = kasprintf(GFP_KERNEL, "wiimote_battery_%s", | |
246 | wdata->hdev->uniq); | |
247 | if (!wdata->battery_desc.name) | |
dcf39231 DH |
248 | return -ENOMEM; |
249 | ||
297d716f KK |
250 | wdata->battery = power_supply_register(&wdata->hdev->dev, |
251 | &wdata->battery_desc, | |
252 | &psy_cfg); | |
253 | if (IS_ERR(wdata->battery)) { | |
dcf39231 | 254 | hid_err(wdata->hdev, "cannot register battery device\n"); |
297d716f | 255 | ret = PTR_ERR(wdata->battery); |
dcf39231 DH |
256 | goto err_free; |
257 | } | |
258 | ||
297d716f | 259 | power_supply_powers(wdata->battery, &wdata->hdev->dev); |
dcf39231 DH |
260 | return 0; |
261 | ||
262 | err_free: | |
297d716f KK |
263 | kfree(wdata->battery_desc.name); |
264 | wdata->battery_desc.name = NULL; | |
dcf39231 DH |
265 | return ret; |
266 | } | |
267 | ||
268 | static void wiimod_battery_remove(const struct wiimod_ops *ops, | |
269 | struct wiimote_data *wdata) | |
270 | { | |
297d716f | 271 | if (!wdata->battery_desc.name) |
dcf39231 DH |
272 | return; |
273 | ||
297d716f KK |
274 | power_supply_unregister(wdata->battery); |
275 | kfree(wdata->battery_desc.name); | |
276 | wdata->battery_desc.name = NULL; | |
dcf39231 DH |
277 | } |
278 | ||
279 | static const struct wiimod_ops wiimod_battery = { | |
280 | .flags = 0, | |
281 | .arg = 0, | |
282 | .probe = wiimod_battery_probe, | |
283 | .remove = wiimod_battery_remove, | |
284 | }; | |
285 | ||
6c5ae018 DH |
286 | /* |
287 | * LED | |
288 | * 0 to 4 player LEDs are supported by devices. The "arg" field of the | |
289 | * wiimod_ops structure specifies which LED this module controls. This allows | |
290 | * to register a limited number of LEDs. | |
291 | * State is managed by wiimote core. | |
292 | */ | |
293 | ||
294 | static enum led_brightness wiimod_led_get(struct led_classdev *led_dev) | |
295 | { | |
6c5ae018 | 296 | struct device *dev = led_dev->dev->parent; |
d98ba98c | 297 | struct wiimote_data *wdata = dev_to_wii(dev); |
6c5ae018 DH |
298 | int i; |
299 | unsigned long flags; | |
300 | bool value = false; | |
301 | ||
6c5ae018 DH |
302 | for (i = 0; i < 4; ++i) { |
303 | if (wdata->leds[i] == led_dev) { | |
304 | spin_lock_irqsave(&wdata->state.lock, flags); | |
305 | value = wdata->state.flags & WIIPROTO_FLAG_LED(i + 1); | |
306 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
307 | break; | |
308 | } | |
309 | } | |
310 | ||
311 | return value ? LED_FULL : LED_OFF; | |
312 | } | |
313 | ||
314 | static void wiimod_led_set(struct led_classdev *led_dev, | |
315 | enum led_brightness value) | |
316 | { | |
6c5ae018 | 317 | struct device *dev = led_dev->dev->parent; |
d98ba98c | 318 | struct wiimote_data *wdata = dev_to_wii(dev); |
6c5ae018 DH |
319 | int i; |
320 | unsigned long flags; | |
321 | __u8 state, flag; | |
322 | ||
6c5ae018 DH |
323 | for (i = 0; i < 4; ++i) { |
324 | if (wdata->leds[i] == led_dev) { | |
325 | flag = WIIPROTO_FLAG_LED(i + 1); | |
326 | spin_lock_irqsave(&wdata->state.lock, flags); | |
327 | state = wdata->state.flags; | |
328 | if (value == LED_OFF) | |
329 | wiiproto_req_leds(wdata, state & ~flag); | |
330 | else | |
331 | wiiproto_req_leds(wdata, state | flag); | |
332 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
333 | break; | |
334 | } | |
335 | } | |
336 | } | |
337 | ||
338 | static int wiimod_led_probe(const struct wiimod_ops *ops, | |
339 | struct wiimote_data *wdata) | |
340 | { | |
341 | struct device *dev = &wdata->hdev->dev; | |
342 | size_t namesz = strlen(dev_name(dev)) + 9; | |
343 | struct led_classdev *led; | |
344 | unsigned long flags; | |
345 | char *name; | |
346 | int ret; | |
347 | ||
348 | led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL); | |
349 | if (!led) | |
350 | return -ENOMEM; | |
351 | ||
352 | name = (void*)&led[1]; | |
353 | snprintf(name, namesz, "%s:blue:p%lu", dev_name(dev), ops->arg); | |
354 | led->name = name; | |
355 | led->brightness = 0; | |
356 | led->max_brightness = 1; | |
357 | led->brightness_get = wiimod_led_get; | |
358 | led->brightness_set = wiimod_led_set; | |
359 | ||
360 | wdata->leds[ops->arg] = led; | |
361 | ret = led_classdev_register(dev, led); | |
362 | if (ret) | |
363 | goto err_free; | |
364 | ||
365 | /* enable LED1 to stop initial LED-blinking */ | |
366 | if (ops->arg == 0) { | |
367 | spin_lock_irqsave(&wdata->state.lock, flags); | |
368 | wiiproto_req_leds(wdata, WIIPROTO_FLAG_LED1); | |
369 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
370 | } | |
371 | ||
372 | return 0; | |
373 | ||
374 | err_free: | |
375 | wdata->leds[ops->arg] = NULL; | |
376 | kfree(led); | |
377 | return ret; | |
378 | } | |
379 | ||
380 | static void wiimod_led_remove(const struct wiimod_ops *ops, | |
381 | struct wiimote_data *wdata) | |
382 | { | |
383 | if (!wdata->leds[ops->arg]) | |
384 | return; | |
385 | ||
386 | led_classdev_unregister(wdata->leds[ops->arg]); | |
387 | kfree(wdata->leds[ops->arg]); | |
388 | wdata->leds[ops->arg] = NULL; | |
389 | } | |
390 | ||
391 | static const struct wiimod_ops wiimod_leds[4] = { | |
392 | { | |
393 | .flags = 0, | |
394 | .arg = 0, | |
395 | .probe = wiimod_led_probe, | |
396 | .remove = wiimod_led_remove, | |
397 | }, | |
398 | { | |
399 | .flags = 0, | |
400 | .arg = 1, | |
401 | .probe = wiimod_led_probe, | |
402 | .remove = wiimod_led_remove, | |
403 | }, | |
404 | { | |
405 | .flags = 0, | |
406 | .arg = 2, | |
407 | .probe = wiimod_led_probe, | |
408 | .remove = wiimod_led_remove, | |
409 | }, | |
410 | { | |
411 | .flags = 0, | |
412 | .arg = 3, | |
413 | .probe = wiimod_led_probe, | |
414 | .remove = wiimod_led_remove, | |
415 | }, | |
416 | }; | |
417 | ||
0ea16757 DH |
418 | /* |
419 | * Accelerometer | |
420 | * 3 axis accelerometer data is part of nearly all DRMs. If not supported by a | |
421 | * device, it's mostly cleared to 0. This module parses this data and provides | |
422 | * it via a separate input device. | |
423 | */ | |
424 | ||
425 | static void wiimod_accel_in_accel(struct wiimote_data *wdata, | |
426 | const __u8 *accel) | |
427 | { | |
428 | __u16 x, y, z; | |
429 | ||
430 | if (!(wdata->state.flags & WIIPROTO_FLAG_ACCEL)) | |
431 | return; | |
432 | ||
433 | /* | |
434 | * payload is: BB BB XX YY ZZ | |
435 | * Accelerometer data is encoded into 3 10bit values. XX, YY and ZZ | |
436 | * contain the upper 8 bits of each value. The lower 2 bits are | |
437 | * contained in the buttons data BB BB. | |
438 | * Bits 6 and 7 of the first buttons byte BB is the lower 2 bits of the | |
439 | * X accel value. Bit 5 of the second buttons byte is the 2nd bit of Y | |
440 | * accel value and bit 6 is the second bit of the Z value. | |
441 | * The first bit of Y and Z values is not available and always set to 0. | |
442 | * 0x200 is returned on no movement. | |
443 | */ | |
444 | ||
445 | x = accel[2] << 2; | |
446 | y = accel[3] << 2; | |
447 | z = accel[4] << 2; | |
448 | ||
449 | x |= (accel[0] >> 5) & 0x3; | |
450 | y |= (accel[1] >> 4) & 0x2; | |
451 | z |= (accel[1] >> 5) & 0x2; | |
452 | ||
453 | input_report_abs(wdata->accel, ABS_RX, x - 0x200); | |
454 | input_report_abs(wdata->accel, ABS_RY, y - 0x200); | |
455 | input_report_abs(wdata->accel, ABS_RZ, z - 0x200); | |
456 | input_sync(wdata->accel); | |
457 | } | |
458 | ||
459 | static int wiimod_accel_open(struct input_dev *dev) | |
460 | { | |
461 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
462 | unsigned long flags; | |
463 | ||
464 | spin_lock_irqsave(&wdata->state.lock, flags); | |
465 | wiiproto_req_accel(wdata, true); | |
466 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
467 | ||
468 | return 0; | |
469 | } | |
470 | ||
471 | static void wiimod_accel_close(struct input_dev *dev) | |
472 | { | |
473 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
474 | unsigned long flags; | |
475 | ||
476 | spin_lock_irqsave(&wdata->state.lock, flags); | |
477 | wiiproto_req_accel(wdata, false); | |
478 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
479 | } | |
480 | ||
481 | static int wiimod_accel_probe(const struct wiimod_ops *ops, | |
482 | struct wiimote_data *wdata) | |
483 | { | |
484 | int ret; | |
485 | ||
486 | wdata->accel = input_allocate_device(); | |
487 | if (!wdata->accel) | |
488 | return -ENOMEM; | |
489 | ||
490 | input_set_drvdata(wdata->accel, wdata); | |
491 | wdata->accel->open = wiimod_accel_open; | |
492 | wdata->accel->close = wiimod_accel_close; | |
493 | wdata->accel->dev.parent = &wdata->hdev->dev; | |
494 | wdata->accel->id.bustype = wdata->hdev->bus; | |
495 | wdata->accel->id.vendor = wdata->hdev->vendor; | |
496 | wdata->accel->id.product = wdata->hdev->product; | |
497 | wdata->accel->id.version = wdata->hdev->version; | |
498 | wdata->accel->name = WIIMOTE_NAME " Accelerometer"; | |
499 | ||
500 | set_bit(EV_ABS, wdata->accel->evbit); | |
501 | set_bit(ABS_RX, wdata->accel->absbit); | |
502 | set_bit(ABS_RY, wdata->accel->absbit); | |
503 | set_bit(ABS_RZ, wdata->accel->absbit); | |
504 | input_set_abs_params(wdata->accel, ABS_RX, -500, 500, 2, 4); | |
505 | input_set_abs_params(wdata->accel, ABS_RY, -500, 500, 2, 4); | |
506 | input_set_abs_params(wdata->accel, ABS_RZ, -500, 500, 2, 4); | |
507 | ||
508 | ret = input_register_device(wdata->accel); | |
509 | if (ret) { | |
510 | hid_err(wdata->hdev, "cannot register input device\n"); | |
511 | goto err_free; | |
512 | } | |
513 | ||
514 | return 0; | |
515 | ||
516 | err_free: | |
517 | input_free_device(wdata->accel); | |
518 | wdata->accel = NULL; | |
519 | return ret; | |
520 | } | |
521 | ||
522 | static void wiimod_accel_remove(const struct wiimod_ops *ops, | |
523 | struct wiimote_data *wdata) | |
524 | { | |
525 | if (!wdata->accel) | |
526 | return; | |
527 | ||
528 | input_unregister_device(wdata->accel); | |
529 | wdata->accel = NULL; | |
530 | } | |
531 | ||
532 | static const struct wiimod_ops wiimod_accel = { | |
533 | .flags = 0, | |
534 | .arg = 0, | |
535 | .probe = wiimod_accel_probe, | |
536 | .remove = wiimod_accel_remove, | |
537 | .in_accel = wiimod_accel_in_accel, | |
538 | }; | |
539 | ||
3b5f03c4 DH |
540 | /* |
541 | * IR Cam | |
542 | * Up to 4 IR sources can be tracked by a normal Wii Remote. The IR cam needs | |
543 | * to be initialized with a fairly complex procedure and consumes a lot of | |
544 | * power. Therefore, as long as no application uses the IR input device, it is | |
545 | * kept offline. | |
546 | * Nearly no other device than the normal Wii Remotes supports the IR cam so | |
547 | * you can disable this module for these devices. | |
548 | */ | |
549 | ||
550 | static void wiimod_ir_in_ir(struct wiimote_data *wdata, const __u8 *ir, | |
551 | bool packed, unsigned int id) | |
552 | { | |
553 | __u16 x, y; | |
554 | __u8 xid, yid; | |
555 | bool sync = false; | |
556 | ||
557 | if (!(wdata->state.flags & WIIPROTO_FLAGS_IR)) | |
558 | return; | |
559 | ||
560 | switch (id) { | |
561 | case 0: | |
562 | xid = ABS_HAT0X; | |
563 | yid = ABS_HAT0Y; | |
564 | break; | |
565 | case 1: | |
566 | xid = ABS_HAT1X; | |
567 | yid = ABS_HAT1Y; | |
568 | break; | |
569 | case 2: | |
570 | xid = ABS_HAT2X; | |
571 | yid = ABS_HAT2Y; | |
572 | break; | |
573 | case 3: | |
574 | xid = ABS_HAT3X; | |
575 | yid = ABS_HAT3Y; | |
576 | sync = true; | |
577 | break; | |
578 | default: | |
579 | return; | |
5b22b91a | 580 | } |
3b5f03c4 DH |
581 | |
582 | /* | |
583 | * Basic IR data is encoded into 3 bytes. The first two bytes are the | |
584 | * lower 8 bit of the X/Y data, the 3rd byte contains the upper 2 bits | |
585 | * of both. | |
586 | * If data is packed, then the 3rd byte is put first and slightly | |
587 | * reordered. This allows to interleave packed and non-packed data to | |
588 | * have two IR sets in 5 bytes instead of 6. | |
589 | * The resulting 10bit X/Y values are passed to the ABS_HAT? input dev. | |
590 | */ | |
591 | ||
592 | if (packed) { | |
593 | x = ir[1] | ((ir[0] & 0x03) << 8); | |
594 | y = ir[2] | ((ir[0] & 0x0c) << 6); | |
595 | } else { | |
596 | x = ir[0] | ((ir[2] & 0x30) << 4); | |
597 | y = ir[1] | ((ir[2] & 0xc0) << 2); | |
598 | } | |
599 | ||
600 | input_report_abs(wdata->ir, xid, x); | |
601 | input_report_abs(wdata->ir, yid, y); | |
602 | ||
603 | if (sync) | |
604 | input_sync(wdata->ir); | |
605 | } | |
606 | ||
607 | static int wiimod_ir_change(struct wiimote_data *wdata, __u16 mode) | |
608 | { | |
609 | int ret; | |
610 | unsigned long flags; | |
611 | __u8 format = 0; | |
612 | static const __u8 data_enable[] = { 0x01 }; | |
613 | static const __u8 data_sens1[] = { 0x02, 0x00, 0x00, 0x71, 0x01, | |
614 | 0x00, 0xaa, 0x00, 0x64 }; | |
615 | static const __u8 data_sens2[] = { 0x63, 0x03 }; | |
616 | static const __u8 data_fin[] = { 0x08 }; | |
617 | ||
618 | spin_lock_irqsave(&wdata->state.lock, flags); | |
619 | ||
620 | if (mode == (wdata->state.flags & WIIPROTO_FLAGS_IR)) { | |
621 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
622 | return 0; | |
623 | } | |
624 | ||
625 | if (mode == 0) { | |
626 | wdata->state.flags &= ~WIIPROTO_FLAGS_IR; | |
627 | wiiproto_req_ir1(wdata, 0); | |
628 | wiiproto_req_ir2(wdata, 0); | |
629 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
630 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
631 | return 0; | |
632 | } | |
633 | ||
634 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
635 | ||
636 | ret = wiimote_cmd_acquire(wdata); | |
637 | if (ret) | |
638 | return ret; | |
639 | ||
640 | /* send PIXEL CLOCK ENABLE cmd first */ | |
641 | spin_lock_irqsave(&wdata->state.lock, flags); | |
642 | wiimote_cmd_set(wdata, WIIPROTO_REQ_IR1, 0); | |
643 | wiiproto_req_ir1(wdata, 0x06); | |
644 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
645 | ||
646 | ret = wiimote_cmd_wait(wdata); | |
647 | if (ret) | |
648 | goto unlock; | |
649 | if (wdata->state.cmd_err) { | |
650 | ret = -EIO; | |
651 | goto unlock; | |
652 | } | |
653 | ||
654 | /* enable IR LOGIC */ | |
655 | spin_lock_irqsave(&wdata->state.lock, flags); | |
656 | wiimote_cmd_set(wdata, WIIPROTO_REQ_IR2, 0); | |
657 | wiiproto_req_ir2(wdata, 0x06); | |
658 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
659 | ||
660 | ret = wiimote_cmd_wait(wdata); | |
661 | if (ret) | |
662 | goto unlock; | |
663 | if (wdata->state.cmd_err) { | |
664 | ret = -EIO; | |
665 | goto unlock; | |
666 | } | |
667 | ||
668 | /* enable IR cam but do not make it send data, yet */ | |
669 | ret = wiimote_cmd_write(wdata, 0xb00030, data_enable, | |
670 | sizeof(data_enable)); | |
671 | if (ret) | |
672 | goto unlock; | |
673 | ||
674 | /* write first sensitivity block */ | |
675 | ret = wiimote_cmd_write(wdata, 0xb00000, data_sens1, | |
676 | sizeof(data_sens1)); | |
677 | if (ret) | |
678 | goto unlock; | |
679 | ||
680 | /* write second sensitivity block */ | |
681 | ret = wiimote_cmd_write(wdata, 0xb0001a, data_sens2, | |
682 | sizeof(data_sens2)); | |
683 | if (ret) | |
684 | goto unlock; | |
685 | ||
686 | /* put IR cam into desired state */ | |
687 | switch (mode) { | |
688 | case WIIPROTO_FLAG_IR_FULL: | |
689 | format = 5; | |
690 | break; | |
691 | case WIIPROTO_FLAG_IR_EXT: | |
692 | format = 3; | |
693 | break; | |
694 | case WIIPROTO_FLAG_IR_BASIC: | |
695 | format = 1; | |
696 | break; | |
697 | } | |
698 | ret = wiimote_cmd_write(wdata, 0xb00033, &format, sizeof(format)); | |
699 | if (ret) | |
700 | goto unlock; | |
701 | ||
702 | /* make IR cam send data */ | |
703 | ret = wiimote_cmd_write(wdata, 0xb00030, data_fin, sizeof(data_fin)); | |
704 | if (ret) | |
705 | goto unlock; | |
706 | ||
707 | /* request new DRM mode compatible to IR mode */ | |
708 | spin_lock_irqsave(&wdata->state.lock, flags); | |
709 | wdata->state.flags &= ~WIIPROTO_FLAGS_IR; | |
710 | wdata->state.flags |= mode & WIIPROTO_FLAGS_IR; | |
711 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
712 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
713 | ||
714 | unlock: | |
715 | wiimote_cmd_release(wdata); | |
716 | return ret; | |
717 | } | |
718 | ||
719 | static int wiimod_ir_open(struct input_dev *dev) | |
720 | { | |
721 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
722 | ||
723 | return wiimod_ir_change(wdata, WIIPROTO_FLAG_IR_BASIC); | |
724 | } | |
725 | ||
726 | static void wiimod_ir_close(struct input_dev *dev) | |
727 | { | |
728 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
729 | ||
730 | wiimod_ir_change(wdata, 0); | |
731 | } | |
732 | ||
733 | static int wiimod_ir_probe(const struct wiimod_ops *ops, | |
734 | struct wiimote_data *wdata) | |
735 | { | |
736 | int ret; | |
737 | ||
738 | wdata->ir = input_allocate_device(); | |
739 | if (!wdata->ir) | |
740 | return -ENOMEM; | |
741 | ||
742 | input_set_drvdata(wdata->ir, wdata); | |
743 | wdata->ir->open = wiimod_ir_open; | |
744 | wdata->ir->close = wiimod_ir_close; | |
745 | wdata->ir->dev.parent = &wdata->hdev->dev; | |
746 | wdata->ir->id.bustype = wdata->hdev->bus; | |
747 | wdata->ir->id.vendor = wdata->hdev->vendor; | |
748 | wdata->ir->id.product = wdata->hdev->product; | |
749 | wdata->ir->id.version = wdata->hdev->version; | |
750 | wdata->ir->name = WIIMOTE_NAME " IR"; | |
751 | ||
752 | set_bit(EV_ABS, wdata->ir->evbit); | |
753 | set_bit(ABS_HAT0X, wdata->ir->absbit); | |
754 | set_bit(ABS_HAT0Y, wdata->ir->absbit); | |
755 | set_bit(ABS_HAT1X, wdata->ir->absbit); | |
756 | set_bit(ABS_HAT1Y, wdata->ir->absbit); | |
757 | set_bit(ABS_HAT2X, wdata->ir->absbit); | |
758 | set_bit(ABS_HAT2Y, wdata->ir->absbit); | |
759 | set_bit(ABS_HAT3X, wdata->ir->absbit); | |
760 | set_bit(ABS_HAT3Y, wdata->ir->absbit); | |
761 | input_set_abs_params(wdata->ir, ABS_HAT0X, 0, 1023, 2, 4); | |
762 | input_set_abs_params(wdata->ir, ABS_HAT0Y, 0, 767, 2, 4); | |
763 | input_set_abs_params(wdata->ir, ABS_HAT1X, 0, 1023, 2, 4); | |
764 | input_set_abs_params(wdata->ir, ABS_HAT1Y, 0, 767, 2, 4); | |
765 | input_set_abs_params(wdata->ir, ABS_HAT2X, 0, 1023, 2, 4); | |
766 | input_set_abs_params(wdata->ir, ABS_HAT2Y, 0, 767, 2, 4); | |
767 | input_set_abs_params(wdata->ir, ABS_HAT3X, 0, 1023, 2, 4); | |
768 | input_set_abs_params(wdata->ir, ABS_HAT3Y, 0, 767, 2, 4); | |
769 | ||
770 | ret = input_register_device(wdata->ir); | |
771 | if (ret) { | |
772 | hid_err(wdata->hdev, "cannot register input device\n"); | |
773 | goto err_free; | |
774 | } | |
775 | ||
776 | return 0; | |
777 | ||
778 | err_free: | |
779 | input_free_device(wdata->ir); | |
780 | wdata->ir = NULL; | |
781 | return ret; | |
782 | } | |
783 | ||
784 | static void wiimod_ir_remove(const struct wiimod_ops *ops, | |
785 | struct wiimote_data *wdata) | |
786 | { | |
787 | if (!wdata->ir) | |
788 | return; | |
789 | ||
790 | input_unregister_device(wdata->ir); | |
791 | wdata->ir = NULL; | |
792 | } | |
793 | ||
794 | static const struct wiimod_ops wiimod_ir = { | |
795 | .flags = 0, | |
796 | .arg = 0, | |
797 | .probe = wiimod_ir_probe, | |
798 | .remove = wiimod_ir_remove, | |
799 | .in_ir = wiimod_ir_in_ir, | |
800 | }; | |
801 | ||
b6ee67b3 DH |
802 | /* |
803 | * Nunchuk Extension | |
804 | * The Nintendo Wii Nunchuk was the first official extension published by | |
805 | * Nintendo. It provides two additional keys and a separate accelerometer. It | |
806 | * can be hotplugged to standard Wii Remotes. | |
807 | */ | |
808 | ||
809 | enum wiimod_nunchuk_keys { | |
810 | WIIMOD_NUNCHUK_KEY_C, | |
811 | WIIMOD_NUNCHUK_KEY_Z, | |
812 | WIIMOD_NUNCHUK_KEY_NUM, | |
813 | }; | |
814 | ||
815 | static const __u16 wiimod_nunchuk_map[] = { | |
816 | BTN_C, /* WIIMOD_NUNCHUK_KEY_C */ | |
817 | BTN_Z, /* WIIMOD_NUNCHUK_KEY_Z */ | |
818 | }; | |
819 | ||
820 | static void wiimod_nunchuk_in_ext(struct wiimote_data *wdata, const __u8 *ext) | |
821 | { | |
822 | __s16 x, y, z, bx, by; | |
823 | ||
824 | /* Byte | 8 7 | 6 5 | 4 3 | 2 | 1 | | |
825 | * -----+----------+---------+---------+----+-----+ | |
826 | * 1 | Button X <7:0> | | |
827 | * 2 | Button Y <7:0> | | |
828 | * -----+----------+---------+---------+----+-----+ | |
829 | * 3 | Speed X <9:2> | | |
830 | * 4 | Speed Y <9:2> | | |
831 | * 5 | Speed Z <9:2> | | |
832 | * -----+----------+---------+---------+----+-----+ | |
833 | * 6 | Z <1:0> | Y <1:0> | X <1:0> | BC | BZ | | |
834 | * -----+----------+---------+---------+----+-----+ | |
835 | * Button X/Y is the analog stick. Speed X, Y and Z are the | |
836 | * accelerometer data in the same format as the wiimote's accelerometer. | |
837 | * The 6th byte contains the LSBs of the accelerometer data. | |
838 | * BC and BZ are the C and Z buttons: 0 means pressed | |
839 | * | |
840 | * If reported interleaved with motionp, then the layout changes. The | |
841 | * 5th and 6th byte changes to: | |
842 | * -----+-----------------------------------+-----+ | |
843 | * 5 | Speed Z <9:3> | EXT | | |
844 | * -----+--------+-----+-----+----+----+----+-----+ | |
845 | * 6 |Z <2:1> |Y <1>|X <1>| BC | BZ | 0 | 0 | | |
846 | * -----+--------+-----+-----+----+----+----+-----+ | |
847 | * All three accelerometer values lose their LSB. The other data is | |
848 | * still available but slightly moved. | |
849 | * | |
850 | * Center data for button values is 128. Center value for accelerometer | |
851 | * values it 512 / 0x200 | |
852 | */ | |
853 | ||
854 | bx = ext[0]; | |
855 | by = ext[1]; | |
856 | bx -= 128; | |
857 | by -= 128; | |
858 | ||
859 | x = ext[2] << 2; | |
860 | y = ext[3] << 2; | |
861 | z = ext[4] << 2; | |
862 | ||
863 | if (wdata->state.flags & WIIPROTO_FLAG_MP_ACTIVE) { | |
864 | x |= (ext[5] >> 3) & 0x02; | |
865 | y |= (ext[5] >> 4) & 0x02; | |
866 | z &= ~0x4; | |
867 | z |= (ext[5] >> 5) & 0x06; | |
868 | } else { | |
869 | x |= (ext[5] >> 2) & 0x03; | |
870 | y |= (ext[5] >> 4) & 0x03; | |
871 | z |= (ext[5] >> 6) & 0x03; | |
872 | } | |
873 | ||
874 | x -= 0x200; | |
875 | y -= 0x200; | |
876 | z -= 0x200; | |
877 | ||
878 | input_report_abs(wdata->extension.input, ABS_HAT0X, bx); | |
879 | input_report_abs(wdata->extension.input, ABS_HAT0Y, by); | |
880 | ||
881 | input_report_abs(wdata->extension.input, ABS_RX, x); | |
882 | input_report_abs(wdata->extension.input, ABS_RY, y); | |
883 | input_report_abs(wdata->extension.input, ABS_RZ, z); | |
884 | ||
885 | if (wdata->state.flags & WIIPROTO_FLAG_MP_ACTIVE) { | |
886 | input_report_key(wdata->extension.input, | |
887 | wiimod_nunchuk_map[WIIMOD_NUNCHUK_KEY_Z], | |
888 | !(ext[5] & 0x04)); | |
889 | input_report_key(wdata->extension.input, | |
890 | wiimod_nunchuk_map[WIIMOD_NUNCHUK_KEY_C], | |
891 | !(ext[5] & 0x08)); | |
892 | } else { | |
893 | input_report_key(wdata->extension.input, | |
894 | wiimod_nunchuk_map[WIIMOD_NUNCHUK_KEY_Z], | |
895 | !(ext[5] & 0x01)); | |
896 | input_report_key(wdata->extension.input, | |
897 | wiimod_nunchuk_map[WIIMOD_NUNCHUK_KEY_C], | |
898 | !(ext[5] & 0x02)); | |
899 | } | |
900 | ||
901 | input_sync(wdata->extension.input); | |
902 | } | |
903 | ||
904 | static int wiimod_nunchuk_open(struct input_dev *dev) | |
905 | { | |
906 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
907 | unsigned long flags; | |
908 | ||
909 | spin_lock_irqsave(&wdata->state.lock, flags); | |
910 | wdata->state.flags |= WIIPROTO_FLAG_EXT_USED; | |
911 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
912 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
913 | ||
914 | return 0; | |
915 | } | |
916 | ||
917 | static void wiimod_nunchuk_close(struct input_dev *dev) | |
918 | { | |
919 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
920 | unsigned long flags; | |
921 | ||
922 | spin_lock_irqsave(&wdata->state.lock, flags); | |
923 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED; | |
924 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
925 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
926 | } | |
927 | ||
928 | static int wiimod_nunchuk_probe(const struct wiimod_ops *ops, | |
929 | struct wiimote_data *wdata) | |
930 | { | |
931 | int ret, i; | |
932 | ||
933 | wdata->extension.input = input_allocate_device(); | |
934 | if (!wdata->extension.input) | |
935 | return -ENOMEM; | |
936 | ||
937 | input_set_drvdata(wdata->extension.input, wdata); | |
938 | wdata->extension.input->open = wiimod_nunchuk_open; | |
939 | wdata->extension.input->close = wiimod_nunchuk_close; | |
940 | wdata->extension.input->dev.parent = &wdata->hdev->dev; | |
941 | wdata->extension.input->id.bustype = wdata->hdev->bus; | |
942 | wdata->extension.input->id.vendor = wdata->hdev->vendor; | |
943 | wdata->extension.input->id.product = wdata->hdev->product; | |
944 | wdata->extension.input->id.version = wdata->hdev->version; | |
945 | wdata->extension.input->name = WIIMOTE_NAME " Nunchuk"; | |
946 | ||
947 | set_bit(EV_KEY, wdata->extension.input->evbit); | |
948 | for (i = 0; i < WIIMOD_NUNCHUK_KEY_NUM; ++i) | |
949 | set_bit(wiimod_nunchuk_map[i], | |
950 | wdata->extension.input->keybit); | |
951 | ||
952 | set_bit(EV_ABS, wdata->extension.input->evbit); | |
953 | set_bit(ABS_HAT0X, wdata->extension.input->absbit); | |
954 | set_bit(ABS_HAT0Y, wdata->extension.input->absbit); | |
955 | input_set_abs_params(wdata->extension.input, | |
956 | ABS_HAT0X, -120, 120, 2, 4); | |
957 | input_set_abs_params(wdata->extension.input, | |
958 | ABS_HAT0Y, -120, 120, 2, 4); | |
959 | set_bit(ABS_RX, wdata->extension.input->absbit); | |
960 | set_bit(ABS_RY, wdata->extension.input->absbit); | |
961 | set_bit(ABS_RZ, wdata->extension.input->absbit); | |
962 | input_set_abs_params(wdata->extension.input, | |
963 | ABS_RX, -500, 500, 2, 4); | |
964 | input_set_abs_params(wdata->extension.input, | |
965 | ABS_RY, -500, 500, 2, 4); | |
966 | input_set_abs_params(wdata->extension.input, | |
967 | ABS_RZ, -500, 500, 2, 4); | |
968 | ||
969 | ret = input_register_device(wdata->extension.input); | |
970 | if (ret) | |
971 | goto err_free; | |
972 | ||
973 | return 0; | |
974 | ||
975 | err_free: | |
976 | input_free_device(wdata->extension.input); | |
977 | wdata->extension.input = NULL; | |
978 | return ret; | |
979 | } | |
980 | ||
981 | static void wiimod_nunchuk_remove(const struct wiimod_ops *ops, | |
982 | struct wiimote_data *wdata) | |
983 | { | |
984 | if (!wdata->extension.input) | |
985 | return; | |
986 | ||
987 | input_unregister_device(wdata->extension.input); | |
988 | wdata->extension.input = NULL; | |
989 | } | |
990 | ||
991 | static const struct wiimod_ops wiimod_nunchuk = { | |
992 | .flags = 0, | |
993 | .arg = 0, | |
994 | .probe = wiimod_nunchuk_probe, | |
995 | .remove = wiimod_nunchuk_remove, | |
996 | .in_ext = wiimod_nunchuk_in_ext, | |
997 | }; | |
998 | ||
9d6f9ecb DH |
999 | /* |
1000 | * Classic Controller | |
1001 | * Another official extension from Nintendo. It provides a classic | |
1002 | * gamecube-like controller that can be hotplugged on the Wii Remote. | |
1003 | * It has several hardware buttons and switches that are all reported via | |
1004 | * a normal extension device. | |
1005 | */ | |
1006 | ||
1007 | enum wiimod_classic_keys { | |
1008 | WIIMOD_CLASSIC_KEY_A, | |
1009 | WIIMOD_CLASSIC_KEY_B, | |
1010 | WIIMOD_CLASSIC_KEY_X, | |
1011 | WIIMOD_CLASSIC_KEY_Y, | |
1012 | WIIMOD_CLASSIC_KEY_ZL, | |
1013 | WIIMOD_CLASSIC_KEY_ZR, | |
1014 | WIIMOD_CLASSIC_KEY_PLUS, | |
1015 | WIIMOD_CLASSIC_KEY_MINUS, | |
1016 | WIIMOD_CLASSIC_KEY_HOME, | |
1017 | WIIMOD_CLASSIC_KEY_LEFT, | |
1018 | WIIMOD_CLASSIC_KEY_RIGHT, | |
1019 | WIIMOD_CLASSIC_KEY_UP, | |
1020 | WIIMOD_CLASSIC_KEY_DOWN, | |
1021 | WIIMOD_CLASSIC_KEY_LT, | |
1022 | WIIMOD_CLASSIC_KEY_RT, | |
1023 | WIIMOD_CLASSIC_KEY_NUM, | |
1024 | }; | |
1025 | ||
1026 | static const __u16 wiimod_classic_map[] = { | |
1027 | BTN_A, /* WIIMOD_CLASSIC_KEY_A */ | |
1028 | BTN_B, /* WIIMOD_CLASSIC_KEY_B */ | |
1029 | BTN_X, /* WIIMOD_CLASSIC_KEY_X */ | |
1030 | BTN_Y, /* WIIMOD_CLASSIC_KEY_Y */ | |
1031 | BTN_TL2, /* WIIMOD_CLASSIC_KEY_ZL */ | |
1032 | BTN_TR2, /* WIIMOD_CLASSIC_KEY_ZR */ | |
1033 | KEY_NEXT, /* WIIMOD_CLASSIC_KEY_PLUS */ | |
1034 | KEY_PREVIOUS, /* WIIMOD_CLASSIC_KEY_MINUS */ | |
1035 | BTN_MODE, /* WIIMOD_CLASSIC_KEY_HOME */ | |
1036 | KEY_LEFT, /* WIIMOD_CLASSIC_KEY_LEFT */ | |
1037 | KEY_RIGHT, /* WIIMOD_CLASSIC_KEY_RIGHT */ | |
1038 | KEY_UP, /* WIIMOD_CLASSIC_KEY_UP */ | |
1039 | KEY_DOWN, /* WIIMOD_CLASSIC_KEY_DOWN */ | |
1040 | BTN_TL, /* WIIMOD_CLASSIC_KEY_LT */ | |
1041 | BTN_TR, /* WIIMOD_CLASSIC_KEY_RT */ | |
1042 | }; | |
1043 | ||
1044 | static void wiimod_classic_in_ext(struct wiimote_data *wdata, const __u8 *ext) | |
1045 | { | |
1046 | __s8 rx, ry, lx, ly, lt, rt; | |
1047 | ||
1048 | /* Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
1049 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1050 | * 1 | RX <5:4> | LX <5:0> | | |
1051 | * 2 | RX <3:2> | LY <5:0> | | |
1052 | * -----+-----+-----+-----+-----------------------------+ | |
1053 | * 3 |RX<1>| LT <5:4> | RY <5:1> | | |
1054 | * -----+-----+-----------+-----------------------------+ | |
1055 | * 4 | LT <3:1> | RT <5:1> | | |
1056 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1057 | * 5 | BDR | BDD | BLT | B- | BH | B+ | BRT | 1 | | |
1058 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1059 | * 6 | BZL | BB | BY | BA | BX | BZR | BDL | BDU | | |
1060 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1061 | * All buttons are 0 if pressed | |
1062 | * RX and RY are right analog stick | |
1063 | * LX and LY are left analog stick | |
1064 | * LT is left trigger, RT is right trigger | |
1065 | * BLT is 0 if left trigger is fully pressed | |
1066 | * BRT is 0 if right trigger is fully pressed | |
1067 | * BDR, BDD, BDL, BDU form the D-Pad with right, down, left, up buttons | |
1068 | * BZL is left Z button and BZR is right Z button | |
1069 | * B-, BH, B+ are +, HOME and - buttons | |
1070 | * BB, BY, BA, BX are A, B, X, Y buttons | |
1071 | * LSB of RX, RY, LT, and RT are not transmitted and always 0. | |
1072 | * | |
1073 | * With motionp enabled it changes slightly to this: | |
1074 | * Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
1075 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
ee286c2e DH |
1076 | * 1 | RX <5:4> | LX <5:1> | BDU | |
1077 | * 2 | RX <3:2> | LY <5:1> | BDL | | |
9d6f9ecb | 1078 | * -----+-----+-----+-----+-----------------------+-----+ |
ee286c2e | 1079 | * 3 |RX<1>| LT <5:4> | RY <5:1> | |
9d6f9ecb | 1080 | * -----+-----+-----------+-----------------------------+ |
ee286c2e | 1081 | * 4 | LT <3:1> | RT <5:1> | |
9d6f9ecb DH |
1082 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ |
1083 | * 5 | BDR | BDD | BLT | B- | BH | B+ | BRT | EXT | | |
1084 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1085 | * 6 | BZL | BB | BY | BA | BX | BZR | 0 | 0 | | |
1086 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1087 | * Only the LSBs of LX and LY are lost. BDU and BDL are moved, the rest | |
1088 | * is the same as before. | |
1089 | */ | |
1090 | ||
a8cbf80e DM |
1091 | static const s8 digital_to_analog[3] = {0x20, 0, -0x20}; |
1092 | ||
9d6f9ecb | 1093 | if (wdata->state.flags & WIIPROTO_FLAG_MP_ACTIVE) { |
a8cbf80e DM |
1094 | if (wiimote_dpad_as_analog) { |
1095 | lx = digital_to_analog[1 - !(ext[4] & 0x80) | |
1096 | + !(ext[1] & 0x01)]; | |
1097 | ly = digital_to_analog[1 - !(ext[4] & 0x40) | |
1098 | + !(ext[0] & 0x01)]; | |
1099 | } else { | |
1100 | lx = (ext[0] & 0x3e) - 0x20; | |
1101 | ly = (ext[1] & 0x3e) - 0x20; | |
1102 | } | |
9d6f9ecb | 1103 | } else { |
a8cbf80e DM |
1104 | if (wiimote_dpad_as_analog) { |
1105 | lx = digital_to_analog[1 - !(ext[4] & 0x80) | |
1106 | + !(ext[5] & 0x02)]; | |
1107 | ly = digital_to_analog[1 - !(ext[4] & 0x40) | |
1108 | + !(ext[5] & 0x01)]; | |
1109 | } else { | |
1110 | lx = (ext[0] & 0x3f) - 0x20; | |
1111 | ly = (ext[1] & 0x3f) - 0x20; | |
1112 | } | |
9d6f9ecb DH |
1113 | } |
1114 | ||
ee286c2e | 1115 | rx = (ext[0] >> 3) & 0x18; |
9d6f9ecb DH |
1116 | rx |= (ext[1] >> 5) & 0x06; |
1117 | rx |= (ext[2] >> 7) & 0x01; | |
1118 | ry = ext[2] & 0x1f; | |
1119 | ||
1120 | rt = ext[3] & 0x1f; | |
1121 | lt = (ext[2] >> 2) & 0x18; | |
1122 | lt |= (ext[3] >> 5) & 0x07; | |
1123 | ||
1124 | rx <<= 1; | |
1125 | ry <<= 1; | |
1126 | rt <<= 1; | |
1127 | lt <<= 1; | |
1128 | ||
a8cbf80e DM |
1129 | input_report_abs(wdata->extension.input, ABS_HAT1X, lx); |
1130 | input_report_abs(wdata->extension.input, ABS_HAT1Y, ly); | |
9d6f9ecb DH |
1131 | input_report_abs(wdata->extension.input, ABS_HAT2X, rx - 0x20); |
1132 | input_report_abs(wdata->extension.input, ABS_HAT2Y, ry - 0x20); | |
ee286c2e DH |
1133 | input_report_abs(wdata->extension.input, ABS_HAT3X, rt); |
1134 | input_report_abs(wdata->extension.input, ABS_HAT3Y, lt); | |
9d6f9ecb | 1135 | |
9d6f9ecb DH |
1136 | input_report_key(wdata->extension.input, |
1137 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_LT], | |
1138 | !(ext[4] & 0x20)); | |
1139 | input_report_key(wdata->extension.input, | |
1140 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_MINUS], | |
1141 | !(ext[4] & 0x10)); | |
1142 | input_report_key(wdata->extension.input, | |
1143 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_HOME], | |
1144 | !(ext[4] & 0x08)); | |
1145 | input_report_key(wdata->extension.input, | |
1146 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_PLUS], | |
1147 | !(ext[4] & 0x04)); | |
1148 | input_report_key(wdata->extension.input, | |
1149 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_RT], | |
1150 | !(ext[4] & 0x02)); | |
1151 | input_report_key(wdata->extension.input, | |
1152 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_ZL], | |
1153 | !(ext[5] & 0x80)); | |
1154 | input_report_key(wdata->extension.input, | |
1155 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_B], | |
1156 | !(ext[5] & 0x40)); | |
1157 | input_report_key(wdata->extension.input, | |
1158 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_Y], | |
1159 | !(ext[5] & 0x20)); | |
1160 | input_report_key(wdata->extension.input, | |
1161 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_A], | |
1162 | !(ext[5] & 0x10)); | |
1163 | input_report_key(wdata->extension.input, | |
1164 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_X], | |
1165 | !(ext[5] & 0x08)); | |
1166 | input_report_key(wdata->extension.input, | |
1167 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_ZR], | |
1168 | !(ext[5] & 0x04)); | |
1169 | ||
a8cbf80e | 1170 | if (!wiimote_dpad_as_analog) { |
9d6f9ecb | 1171 | input_report_key(wdata->extension.input, |
a8cbf80e DM |
1172 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_RIGHT], |
1173 | !(ext[4] & 0x80)); | |
9d6f9ecb | 1174 | input_report_key(wdata->extension.input, |
a8cbf80e DM |
1175 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_DOWN], |
1176 | !(ext[4] & 0x40)); | |
1177 | ||
1178 | if (wdata->state.flags & WIIPROTO_FLAG_MP_ACTIVE) { | |
1179 | input_report_key(wdata->extension.input, | |
1180 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_LEFT], | |
1181 | !(ext[1] & 0x01)); | |
1182 | input_report_key(wdata->extension.input, | |
1183 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_UP], | |
1184 | !(ext[0] & 0x01)); | |
1185 | } else { | |
1186 | input_report_key(wdata->extension.input, | |
1187 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_LEFT], | |
1188 | !(ext[5] & 0x02)); | |
1189 | input_report_key(wdata->extension.input, | |
1190 | wiimod_classic_map[WIIMOD_CLASSIC_KEY_UP], | |
1191 | !(ext[5] & 0x01)); | |
1192 | } | |
9d6f9ecb DH |
1193 | } |
1194 | ||
1195 | input_sync(wdata->extension.input); | |
1196 | } | |
1197 | ||
1198 | static int wiimod_classic_open(struct input_dev *dev) | |
1199 | { | |
1200 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1201 | unsigned long flags; | |
1202 | ||
1203 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1204 | wdata->state.flags |= WIIPROTO_FLAG_EXT_USED; | |
1205 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
1206 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
1207 | ||
1208 | return 0; | |
1209 | } | |
1210 | ||
1211 | static void wiimod_classic_close(struct input_dev *dev) | |
1212 | { | |
1213 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1214 | unsigned long flags; | |
1215 | ||
1216 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1217 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED; | |
1218 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
1219 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
1220 | } | |
1221 | ||
1222 | static int wiimod_classic_probe(const struct wiimod_ops *ops, | |
1223 | struct wiimote_data *wdata) | |
1224 | { | |
1225 | int ret, i; | |
1226 | ||
1227 | wdata->extension.input = input_allocate_device(); | |
1228 | if (!wdata->extension.input) | |
1229 | return -ENOMEM; | |
1230 | ||
1231 | input_set_drvdata(wdata->extension.input, wdata); | |
1232 | wdata->extension.input->open = wiimod_classic_open; | |
1233 | wdata->extension.input->close = wiimod_classic_close; | |
1234 | wdata->extension.input->dev.parent = &wdata->hdev->dev; | |
1235 | wdata->extension.input->id.bustype = wdata->hdev->bus; | |
1236 | wdata->extension.input->id.vendor = wdata->hdev->vendor; | |
1237 | wdata->extension.input->id.product = wdata->hdev->product; | |
1238 | wdata->extension.input->id.version = wdata->hdev->version; | |
1239 | wdata->extension.input->name = WIIMOTE_NAME " Classic Controller"; | |
1240 | ||
1241 | set_bit(EV_KEY, wdata->extension.input->evbit); | |
1242 | for (i = 0; i < WIIMOD_CLASSIC_KEY_NUM; ++i) | |
1243 | set_bit(wiimod_classic_map[i], | |
1244 | wdata->extension.input->keybit); | |
1245 | ||
1246 | set_bit(EV_ABS, wdata->extension.input->evbit); | |
1247 | set_bit(ABS_HAT1X, wdata->extension.input->absbit); | |
1248 | set_bit(ABS_HAT1Y, wdata->extension.input->absbit); | |
1249 | set_bit(ABS_HAT2X, wdata->extension.input->absbit); | |
1250 | set_bit(ABS_HAT2Y, wdata->extension.input->absbit); | |
1251 | set_bit(ABS_HAT3X, wdata->extension.input->absbit); | |
1252 | set_bit(ABS_HAT3Y, wdata->extension.input->absbit); | |
1253 | input_set_abs_params(wdata->extension.input, | |
1254 | ABS_HAT1X, -30, 30, 1, 1); | |
1255 | input_set_abs_params(wdata->extension.input, | |
1256 | ABS_HAT1Y, -30, 30, 1, 1); | |
1257 | input_set_abs_params(wdata->extension.input, | |
1258 | ABS_HAT2X, -30, 30, 1, 1); | |
1259 | input_set_abs_params(wdata->extension.input, | |
1260 | ABS_HAT2Y, -30, 30, 1, 1); | |
1261 | input_set_abs_params(wdata->extension.input, | |
1262 | ABS_HAT3X, -30, 30, 1, 1); | |
1263 | input_set_abs_params(wdata->extension.input, | |
1264 | ABS_HAT3Y, -30, 30, 1, 1); | |
1265 | ||
1266 | ret = input_register_device(wdata->extension.input); | |
1267 | if (ret) | |
1268 | goto err_free; | |
1269 | ||
1270 | return 0; | |
1271 | ||
1272 | err_free: | |
1273 | input_free_device(wdata->extension.input); | |
1274 | wdata->extension.input = NULL; | |
1275 | return ret; | |
1276 | } | |
1277 | ||
1278 | static void wiimod_classic_remove(const struct wiimod_ops *ops, | |
1279 | struct wiimote_data *wdata) | |
1280 | { | |
1281 | if (!wdata->extension.input) | |
1282 | return; | |
1283 | ||
1284 | input_unregister_device(wdata->extension.input); | |
1285 | wdata->extension.input = NULL; | |
1286 | } | |
1287 | ||
1288 | static const struct wiimod_ops wiimod_classic = { | |
1289 | .flags = 0, | |
1290 | .arg = 0, | |
1291 | .probe = wiimod_classic_probe, | |
1292 | .remove = wiimod_classic_remove, | |
1293 | .in_ext = wiimod_classic_in_ext, | |
1294 | }; | |
1295 | ||
f1d4bed4 DH |
1296 | /* |
1297 | * Balance Board Extension | |
1298 | * The Nintendo Wii Balance Board provides four hardware weight sensor plus a | |
1299 | * single push button. No other peripherals are available. However, the | |
1300 | * balance-board data is sent via a standard Wii Remote extension. All other | |
1301 | * data for non-present hardware is zeroed out. | |
1302 | * Some 3rd party devices react allergic if we try to access normal Wii Remote | |
1303 | * hardware, so this extension module should be the only module that is loaded | |
1304 | * on balance boards. | |
1305 | * The balance board needs 8 bytes extension data instead of basic 6 bytes so | |
1306 | * it needs the WIIMOD_FLAG_EXT8 flag. | |
1307 | */ | |
1308 | ||
1309 | static void wiimod_bboard_in_keys(struct wiimote_data *wdata, const __u8 *keys) | |
1310 | { | |
1311 | input_report_key(wdata->extension.input, BTN_A, | |
1312 | !!(keys[1] & 0x08)); | |
1313 | input_sync(wdata->extension.input); | |
1314 | } | |
1315 | ||
1316 | static void wiimod_bboard_in_ext(struct wiimote_data *wdata, | |
1317 | const __u8 *ext) | |
1318 | { | |
1319 | __s32 val[4], tmp, div; | |
1320 | unsigned int i; | |
1321 | struct wiimote_state *s = &wdata->state; | |
1322 | ||
1323 | /* | |
1324 | * Balance board data layout: | |
1325 | * | |
1326 | * Byte | 8 7 6 5 4 3 2 1 | | |
1327 | * -----+--------------------------+ | |
1328 | * 1 | Top Right <15:8> | | |
1329 | * 2 | Top Right <7:0> | | |
1330 | * -----+--------------------------+ | |
1331 | * 3 | Bottom Right <15:8> | | |
1332 | * 4 | Bottom Right <7:0> | | |
1333 | * -----+--------------------------+ | |
1334 | * 5 | Top Left <15:8> | | |
1335 | * 6 | Top Left <7:0> | | |
1336 | * -----+--------------------------+ | |
1337 | * 7 | Bottom Left <15:8> | | |
1338 | * 8 | Bottom Left <7:0> | | |
1339 | * -----+--------------------------+ | |
1340 | * | |
1341 | * These values represent the weight-measurements of the Wii-balance | |
1342 | * board with 16bit precision. | |
1343 | * | |
1344 | * The balance-board is never reported interleaved with motionp. | |
1345 | */ | |
1346 | ||
1347 | val[0] = ext[0]; | |
1348 | val[0] <<= 8; | |
1349 | val[0] |= ext[1]; | |
1350 | ||
1351 | val[1] = ext[2]; | |
1352 | val[1] <<= 8; | |
1353 | val[1] |= ext[3]; | |
1354 | ||
1355 | val[2] = ext[4]; | |
1356 | val[2] <<= 8; | |
1357 | val[2] |= ext[5]; | |
1358 | ||
1359 | val[3] = ext[6]; | |
1360 | val[3] <<= 8; | |
1361 | val[3] |= ext[7]; | |
1362 | ||
1363 | /* apply calibration data */ | |
1364 | for (i = 0; i < 4; i++) { | |
1365 | if (val[i] <= s->calib_bboard[i][0]) { | |
1366 | tmp = 0; | |
1367 | } else if (val[i] < s->calib_bboard[i][1]) { | |
1368 | tmp = val[i] - s->calib_bboard[i][0]; | |
1369 | tmp *= 1700; | |
1370 | div = s->calib_bboard[i][1] - s->calib_bboard[i][0]; | |
1371 | tmp /= div ? div : 1; | |
1372 | } else { | |
1373 | tmp = val[i] - s->calib_bboard[i][1]; | |
1374 | tmp *= 1700; | |
1375 | div = s->calib_bboard[i][2] - s->calib_bboard[i][1]; | |
1376 | tmp /= div ? div : 1; | |
1377 | tmp += 1700; | |
1378 | } | |
1379 | val[i] = tmp; | |
1380 | } | |
1381 | ||
1382 | input_report_abs(wdata->extension.input, ABS_HAT0X, val[0]); | |
1383 | input_report_abs(wdata->extension.input, ABS_HAT0Y, val[1]); | |
1384 | input_report_abs(wdata->extension.input, ABS_HAT1X, val[2]); | |
1385 | input_report_abs(wdata->extension.input, ABS_HAT1Y, val[3]); | |
1386 | input_sync(wdata->extension.input); | |
1387 | } | |
1388 | ||
1389 | static int wiimod_bboard_open(struct input_dev *dev) | |
1390 | { | |
1391 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1392 | unsigned long flags; | |
1393 | ||
1394 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1395 | wdata->state.flags |= WIIPROTO_FLAG_EXT_USED; | |
1396 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
1397 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
1398 | ||
1399 | return 0; | |
1400 | } | |
1401 | ||
1402 | static void wiimod_bboard_close(struct input_dev *dev) | |
1403 | { | |
1404 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1405 | unsigned long flags; | |
1406 | ||
1407 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1408 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED; | |
1409 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
1410 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
1411 | } | |
1412 | ||
8b1fded7 DH |
1413 | static ssize_t wiimod_bboard_calib_show(struct device *dev, |
1414 | struct device_attribute *attr, | |
1415 | char *out) | |
1416 | { | |
1417 | struct wiimote_data *wdata = dev_to_wii(dev); | |
1418 | int i, j, ret; | |
1419 | __u16 val; | |
1420 | __u8 buf[24], offs; | |
1421 | ||
1422 | ret = wiimote_cmd_acquire(wdata); | |
1423 | if (ret) | |
1424 | return ret; | |
1425 | ||
1426 | ret = wiimote_cmd_read(wdata, 0xa40024, buf, 12); | |
1427 | if (ret != 12) { | |
1428 | wiimote_cmd_release(wdata); | |
1429 | return ret < 0 ? ret : -EIO; | |
1430 | } | |
1431 | ret = wiimote_cmd_read(wdata, 0xa40024 + 12, buf + 12, 12); | |
1432 | if (ret != 12) { | |
1433 | wiimote_cmd_release(wdata); | |
1434 | return ret < 0 ? ret : -EIO; | |
1435 | } | |
1436 | ||
1437 | wiimote_cmd_release(wdata); | |
1438 | ||
1439 | spin_lock_irq(&wdata->state.lock); | |
1440 | offs = 0; | |
1441 | for (i = 0; i < 3; ++i) { | |
1442 | for (j = 0; j < 4; ++j) { | |
1443 | wdata->state.calib_bboard[j][i] = buf[offs]; | |
1444 | wdata->state.calib_bboard[j][i] <<= 8; | |
1445 | wdata->state.calib_bboard[j][i] |= buf[offs + 1]; | |
1446 | offs += 2; | |
1447 | } | |
1448 | } | |
1449 | spin_unlock_irq(&wdata->state.lock); | |
1450 | ||
1451 | ret = 0; | |
1452 | for (i = 0; i < 3; ++i) { | |
1453 | for (j = 0; j < 4; ++j) { | |
1454 | val = wdata->state.calib_bboard[j][i]; | |
1455 | if (i == 2 && j == 3) | |
1456 | ret += sprintf(&out[ret], "%04x\n", val); | |
1457 | else | |
1458 | ret += sprintf(&out[ret], "%04x:", val); | |
1459 | } | |
1460 | } | |
1461 | ||
1462 | return ret; | |
1463 | } | |
1464 | ||
1465 | static DEVICE_ATTR(bboard_calib, S_IRUGO, wiimod_bboard_calib_show, NULL); | |
1466 | ||
f1d4bed4 DH |
1467 | static int wiimod_bboard_probe(const struct wiimod_ops *ops, |
1468 | struct wiimote_data *wdata) | |
1469 | { | |
1470 | int ret, i, j; | |
1471 | __u8 buf[24], offs; | |
1472 | ||
1473 | wiimote_cmd_acquire_noint(wdata); | |
1474 | ||
1475 | ret = wiimote_cmd_read(wdata, 0xa40024, buf, 12); | |
1476 | if (ret != 12) { | |
1477 | wiimote_cmd_release(wdata); | |
1478 | return ret < 0 ? ret : -EIO; | |
1479 | } | |
1480 | ret = wiimote_cmd_read(wdata, 0xa40024 + 12, buf + 12, 12); | |
1481 | if (ret != 12) { | |
1482 | wiimote_cmd_release(wdata); | |
1483 | return ret < 0 ? ret : -EIO; | |
1484 | } | |
1485 | ||
1486 | wiimote_cmd_release(wdata); | |
1487 | ||
1488 | offs = 0; | |
1489 | for (i = 0; i < 3; ++i) { | |
1490 | for (j = 0; j < 4; ++j) { | |
1491 | wdata->state.calib_bboard[j][i] = buf[offs]; | |
1492 | wdata->state.calib_bboard[j][i] <<= 8; | |
1493 | wdata->state.calib_bboard[j][i] |= buf[offs + 1]; | |
1494 | offs += 2; | |
1495 | } | |
1496 | } | |
1497 | ||
1498 | wdata->extension.input = input_allocate_device(); | |
1499 | if (!wdata->extension.input) | |
1500 | return -ENOMEM; | |
1501 | ||
8b1fded7 DH |
1502 | ret = device_create_file(&wdata->hdev->dev, |
1503 | &dev_attr_bboard_calib); | |
1504 | if (ret) { | |
1505 | hid_err(wdata->hdev, "cannot create sysfs attribute\n"); | |
1506 | goto err_free; | |
1507 | } | |
1508 | ||
f1d4bed4 DH |
1509 | input_set_drvdata(wdata->extension.input, wdata); |
1510 | wdata->extension.input->open = wiimod_bboard_open; | |
1511 | wdata->extension.input->close = wiimod_bboard_close; | |
1512 | wdata->extension.input->dev.parent = &wdata->hdev->dev; | |
1513 | wdata->extension.input->id.bustype = wdata->hdev->bus; | |
1514 | wdata->extension.input->id.vendor = wdata->hdev->vendor; | |
1515 | wdata->extension.input->id.product = wdata->hdev->product; | |
1516 | wdata->extension.input->id.version = wdata->hdev->version; | |
1517 | wdata->extension.input->name = WIIMOTE_NAME " Balance Board"; | |
1518 | ||
1519 | set_bit(EV_KEY, wdata->extension.input->evbit); | |
1520 | set_bit(BTN_A, wdata->extension.input->keybit); | |
1521 | ||
1522 | set_bit(EV_ABS, wdata->extension.input->evbit); | |
1523 | set_bit(ABS_HAT0X, wdata->extension.input->absbit); | |
1524 | set_bit(ABS_HAT0Y, wdata->extension.input->absbit); | |
1525 | set_bit(ABS_HAT1X, wdata->extension.input->absbit); | |
1526 | set_bit(ABS_HAT1Y, wdata->extension.input->absbit); | |
1527 | input_set_abs_params(wdata->extension.input, | |
1528 | ABS_HAT0X, 0, 65535, 2, 4); | |
1529 | input_set_abs_params(wdata->extension.input, | |
1530 | ABS_HAT0Y, 0, 65535, 2, 4); | |
1531 | input_set_abs_params(wdata->extension.input, | |
1532 | ABS_HAT1X, 0, 65535, 2, 4); | |
1533 | input_set_abs_params(wdata->extension.input, | |
1534 | ABS_HAT1Y, 0, 65535, 2, 4); | |
1535 | ||
1536 | ret = input_register_device(wdata->extension.input); | |
1537 | if (ret) | |
8b1fded7 | 1538 | goto err_file; |
f1d4bed4 DH |
1539 | |
1540 | return 0; | |
1541 | ||
8b1fded7 DH |
1542 | err_file: |
1543 | device_remove_file(&wdata->hdev->dev, | |
1544 | &dev_attr_bboard_calib); | |
f1d4bed4 DH |
1545 | err_free: |
1546 | input_free_device(wdata->extension.input); | |
1547 | wdata->extension.input = NULL; | |
1548 | return ret; | |
1549 | } | |
1550 | ||
1551 | static void wiimod_bboard_remove(const struct wiimod_ops *ops, | |
1552 | struct wiimote_data *wdata) | |
1553 | { | |
1554 | if (!wdata->extension.input) | |
1555 | return; | |
1556 | ||
1557 | input_unregister_device(wdata->extension.input); | |
1558 | wdata->extension.input = NULL; | |
8b1fded7 DH |
1559 | device_remove_file(&wdata->hdev->dev, |
1560 | &dev_attr_bboard_calib); | |
f1d4bed4 DH |
1561 | } |
1562 | ||
1563 | static const struct wiimod_ops wiimod_bboard = { | |
1564 | .flags = WIIMOD_FLAG_EXT8, | |
1565 | .arg = 0, | |
1566 | .probe = wiimod_bboard_probe, | |
1567 | .remove = wiimod_bboard_remove, | |
1568 | .in_keys = wiimod_bboard_in_keys, | |
1569 | .in_ext = wiimod_bboard_in_ext, | |
1570 | }; | |
1571 | ||
b8e0fe31 DH |
1572 | /* |
1573 | * Pro Controller | |
1574 | * Released with the Wii U was the Nintendo Wii U Pro Controller. It does not | |
1575 | * work together with the classic Wii, but only with the new Wii U. However, it | |
1576 | * uses the same protocol and provides a builtin "classic controller pro" | |
1577 | * extension, few standard buttons, a rumble motor, 4 LEDs and a battery. | |
1578 | * We provide all these via a standard extension device as the device doesn't | |
1579 | * feature an extension port. | |
1580 | */ | |
1581 | ||
1582 | enum wiimod_pro_keys { | |
1583 | WIIMOD_PRO_KEY_A, | |
1584 | WIIMOD_PRO_KEY_B, | |
1585 | WIIMOD_PRO_KEY_X, | |
1586 | WIIMOD_PRO_KEY_Y, | |
1587 | WIIMOD_PRO_KEY_PLUS, | |
1588 | WIIMOD_PRO_KEY_MINUS, | |
1589 | WIIMOD_PRO_KEY_HOME, | |
1590 | WIIMOD_PRO_KEY_LEFT, | |
1591 | WIIMOD_PRO_KEY_RIGHT, | |
1592 | WIIMOD_PRO_KEY_UP, | |
1593 | WIIMOD_PRO_KEY_DOWN, | |
1594 | WIIMOD_PRO_KEY_TL, | |
1595 | WIIMOD_PRO_KEY_TR, | |
1596 | WIIMOD_PRO_KEY_ZL, | |
1597 | WIIMOD_PRO_KEY_ZR, | |
1598 | WIIMOD_PRO_KEY_THUMBL, | |
1599 | WIIMOD_PRO_KEY_THUMBR, | |
1600 | WIIMOD_PRO_KEY_NUM, | |
1601 | }; | |
1602 | ||
1603 | static const __u16 wiimod_pro_map[] = { | |
1604 | BTN_EAST, /* WIIMOD_PRO_KEY_A */ | |
1605 | BTN_SOUTH, /* WIIMOD_PRO_KEY_B */ | |
1606 | BTN_NORTH, /* WIIMOD_PRO_KEY_X */ | |
1607 | BTN_WEST, /* WIIMOD_PRO_KEY_Y */ | |
1608 | BTN_START, /* WIIMOD_PRO_KEY_PLUS */ | |
1609 | BTN_SELECT, /* WIIMOD_PRO_KEY_MINUS */ | |
1610 | BTN_MODE, /* WIIMOD_PRO_KEY_HOME */ | |
1611 | BTN_DPAD_LEFT, /* WIIMOD_PRO_KEY_LEFT */ | |
1612 | BTN_DPAD_RIGHT, /* WIIMOD_PRO_KEY_RIGHT */ | |
1613 | BTN_DPAD_UP, /* WIIMOD_PRO_KEY_UP */ | |
1614 | BTN_DPAD_DOWN, /* WIIMOD_PRO_KEY_DOWN */ | |
1615 | BTN_TL, /* WIIMOD_PRO_KEY_TL */ | |
1616 | BTN_TR, /* WIIMOD_PRO_KEY_TR */ | |
1617 | BTN_TL2, /* WIIMOD_PRO_KEY_ZL */ | |
1618 | BTN_TR2, /* WIIMOD_PRO_KEY_ZR */ | |
1619 | BTN_THUMBL, /* WIIMOD_PRO_KEY_THUMBL */ | |
1620 | BTN_THUMBR, /* WIIMOD_PRO_KEY_THUMBR */ | |
1621 | }; | |
1622 | ||
1623 | static void wiimod_pro_in_ext(struct wiimote_data *wdata, const __u8 *ext) | |
1624 | { | |
1625 | __s16 rx, ry, lx, ly; | |
1626 | ||
1627 | /* Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
1628 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1629 | * 1 | LX <7:0> | | |
1630 | * -----+-----------------------+-----------------------+ | |
1631 | * 2 | 0 0 0 0 | LX <11:8> | | |
1632 | * -----+-----------------------+-----------------------+ | |
1633 | * 3 | RX <7:0> | | |
1634 | * -----+-----------------------+-----------------------+ | |
1635 | * 4 | 0 0 0 0 | RX <11:8> | | |
1636 | * -----+-----------------------+-----------------------+ | |
1637 | * 5 | LY <7:0> | | |
1638 | * -----+-----------------------+-----------------------+ | |
1639 | * 6 | 0 0 0 0 | LY <11:8> | | |
1640 | * -----+-----------------------+-----------------------+ | |
1641 | * 7 | RY <7:0> | | |
1642 | * -----+-----------------------+-----------------------+ | |
1643 | * 8 | 0 0 0 0 | RY <11:8> | | |
1644 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1645 | * 9 | BDR | BDD | BLT | B- | BH | B+ | BRT | 1 | | |
1646 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1647 | * 10 | BZL | BB | BY | BA | BX | BZR | BDL | BDU | | |
1648 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
1649 | * 11 | 1 | BATTERY | USB |CHARG|LTHUM|RTHUM| | |
1650 | * -----+-----+-----------------+-----------+-----+-----+ | |
1651 | * All buttons are low-active (0 if pressed) | |
1652 | * RX and RY are right analog stick | |
1653 | * LX and LY are left analog stick | |
1654 | * BLT is left trigger, BRT is right trigger. | |
1655 | * BDR, BDD, BDL, BDU form the D-Pad with right, down, left, up buttons | |
1656 | * BZL is left Z button and BZR is right Z button | |
1657 | * B-, BH, B+ are +, HOME and - buttons | |
1658 | * BB, BY, BA, BX are A, B, X, Y buttons | |
1659 | * | |
1660 | * Bits marked as 0/1 are unknown and never changed during tests. | |
1661 | * | |
1662 | * Not entirely verified: | |
1663 | * CHARG: 1 if uncharging, 0 if charging | |
1664 | * USB: 1 if not connected, 0 if connected | |
1665 | * BATTERY: battery capacity from 000 (empty) to 100 (full) | |
1666 | */ | |
1667 | ||
1668 | lx = (ext[0] & 0xff) | ((ext[1] & 0x0f) << 8); | |
1669 | rx = (ext[2] & 0xff) | ((ext[3] & 0x0f) << 8); | |
1670 | ly = (ext[4] & 0xff) | ((ext[5] & 0x0f) << 8); | |
1671 | ry = (ext[6] & 0xff) | ((ext[7] & 0x0f) << 8); | |
1672 | ||
08072dde DH |
1673 | /* zero-point offsets */ |
1674 | lx -= 0x800; | |
1675 | ly = 0x800 - ly; | |
1676 | rx -= 0x800; | |
1677 | ry = 0x800 - ry; | |
1678 | ||
1679 | /* Trivial automatic calibration. We don't know any calibration data | |
1680 | * in the EEPROM so we must use the first report to calibrate the | |
1681 | * null-position of the analog sticks. Users can retrigger calibration | |
1682 | * via sysfs, or set it explicitly. If data is off more than abs(500), | |
1683 | * we skip calibration as the sticks are likely to be moved already. */ | |
1684 | if (!(wdata->state.flags & WIIPROTO_FLAG_PRO_CALIB_DONE)) { | |
1685 | wdata->state.flags |= WIIPROTO_FLAG_PRO_CALIB_DONE; | |
1686 | if (abs(lx) < 500) | |
1687 | wdata->state.calib_pro_sticks[0] = -lx; | |
1688 | if (abs(ly) < 500) | |
1689 | wdata->state.calib_pro_sticks[1] = -ly; | |
1690 | if (abs(rx) < 500) | |
1691 | wdata->state.calib_pro_sticks[2] = -rx; | |
1692 | if (abs(ry) < 500) | |
1693 | wdata->state.calib_pro_sticks[3] = -ry; | |
1694 | } | |
1695 | ||
1696 | /* apply calibration data */ | |
1697 | lx += wdata->state.calib_pro_sticks[0]; | |
1698 | ly += wdata->state.calib_pro_sticks[1]; | |
1699 | rx += wdata->state.calib_pro_sticks[2]; | |
1700 | ry += wdata->state.calib_pro_sticks[3]; | |
1701 | ||
1702 | input_report_abs(wdata->extension.input, ABS_X, lx); | |
1703 | input_report_abs(wdata->extension.input, ABS_Y, ly); | |
1704 | input_report_abs(wdata->extension.input, ABS_RX, rx); | |
1705 | input_report_abs(wdata->extension.input, ABS_RY, ry); | |
b8e0fe31 DH |
1706 | |
1707 | input_report_key(wdata->extension.input, | |
1708 | wiimod_pro_map[WIIMOD_PRO_KEY_RIGHT], | |
1709 | !(ext[8] & 0x80)); | |
1710 | input_report_key(wdata->extension.input, | |
1711 | wiimod_pro_map[WIIMOD_PRO_KEY_DOWN], | |
1712 | !(ext[8] & 0x40)); | |
1713 | input_report_key(wdata->extension.input, | |
1714 | wiimod_pro_map[WIIMOD_PRO_KEY_TL], | |
1715 | !(ext[8] & 0x20)); | |
1716 | input_report_key(wdata->extension.input, | |
1717 | wiimod_pro_map[WIIMOD_PRO_KEY_MINUS], | |
1718 | !(ext[8] & 0x10)); | |
1719 | input_report_key(wdata->extension.input, | |
1720 | wiimod_pro_map[WIIMOD_PRO_KEY_HOME], | |
1721 | !(ext[8] & 0x08)); | |
1722 | input_report_key(wdata->extension.input, | |
1723 | wiimod_pro_map[WIIMOD_PRO_KEY_PLUS], | |
1724 | !(ext[8] & 0x04)); | |
1725 | input_report_key(wdata->extension.input, | |
1726 | wiimod_pro_map[WIIMOD_PRO_KEY_TR], | |
1727 | !(ext[8] & 0x02)); | |
1728 | ||
1729 | input_report_key(wdata->extension.input, | |
1730 | wiimod_pro_map[WIIMOD_PRO_KEY_ZL], | |
1731 | !(ext[9] & 0x80)); | |
1732 | input_report_key(wdata->extension.input, | |
1733 | wiimod_pro_map[WIIMOD_PRO_KEY_B], | |
1734 | !(ext[9] & 0x40)); | |
1735 | input_report_key(wdata->extension.input, | |
1736 | wiimod_pro_map[WIIMOD_PRO_KEY_Y], | |
1737 | !(ext[9] & 0x20)); | |
1738 | input_report_key(wdata->extension.input, | |
1739 | wiimod_pro_map[WIIMOD_PRO_KEY_A], | |
1740 | !(ext[9] & 0x10)); | |
1741 | input_report_key(wdata->extension.input, | |
1742 | wiimod_pro_map[WIIMOD_PRO_KEY_X], | |
1743 | !(ext[9] & 0x08)); | |
1744 | input_report_key(wdata->extension.input, | |
1745 | wiimod_pro_map[WIIMOD_PRO_KEY_ZR], | |
1746 | !(ext[9] & 0x04)); | |
1747 | input_report_key(wdata->extension.input, | |
1748 | wiimod_pro_map[WIIMOD_PRO_KEY_LEFT], | |
1749 | !(ext[9] & 0x02)); | |
1750 | input_report_key(wdata->extension.input, | |
1751 | wiimod_pro_map[WIIMOD_PRO_KEY_UP], | |
1752 | !(ext[9] & 0x01)); | |
1753 | ||
1754 | input_report_key(wdata->extension.input, | |
1755 | wiimod_pro_map[WIIMOD_PRO_KEY_THUMBL], | |
1756 | !(ext[10] & 0x02)); | |
1757 | input_report_key(wdata->extension.input, | |
1758 | wiimod_pro_map[WIIMOD_PRO_KEY_THUMBR], | |
1759 | !(ext[10] & 0x01)); | |
1760 | ||
1761 | input_sync(wdata->extension.input); | |
1762 | } | |
1763 | ||
1764 | static int wiimod_pro_open(struct input_dev *dev) | |
1765 | { | |
1766 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1767 | unsigned long flags; | |
1768 | ||
1769 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1770 | wdata->state.flags |= WIIPROTO_FLAG_EXT_USED; | |
1771 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
1772 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
1773 | ||
1774 | return 0; | |
1775 | } | |
1776 | ||
1777 | static void wiimod_pro_close(struct input_dev *dev) | |
1778 | { | |
1779 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1780 | unsigned long flags; | |
1781 | ||
1782 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1783 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED; | |
1784 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
1785 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
1786 | } | |
1787 | ||
1788 | static int wiimod_pro_play(struct input_dev *dev, void *data, | |
1789 | struct ff_effect *eff) | |
1790 | { | |
1791 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
1792 | __u8 value; | |
b8e0fe31 DH |
1793 | |
1794 | /* | |
1795 | * The wiimote supports only a single rumble motor so if any magnitude | |
1796 | * is set to non-zero then we start the rumble motor. If both are set to | |
1797 | * zero, we stop the rumble motor. | |
1798 | */ | |
1799 | ||
1800 | if (eff->u.rumble.strong_magnitude || eff->u.rumble.weak_magnitude) | |
1801 | value = 1; | |
1802 | else | |
1803 | value = 0; | |
1804 | ||
f50f9aab DH |
1805 | /* Locking state.lock here might deadlock with input_event() calls. |
1806 | * schedule_work acts as barrier. Merging multiple changes is fine. */ | |
1807 | wdata->state.cache_rumble = value; | |
1808 | schedule_work(&wdata->rumble_worker); | |
b8e0fe31 DH |
1809 | |
1810 | return 0; | |
1811 | } | |
1812 | ||
08072dde DH |
1813 | static ssize_t wiimod_pro_calib_show(struct device *dev, |
1814 | struct device_attribute *attr, | |
1815 | char *out) | |
1816 | { | |
1817 | struct wiimote_data *wdata = dev_to_wii(dev); | |
1818 | int r; | |
1819 | ||
1820 | r = 0; | |
1821 | r += sprintf(&out[r], "%+06hd:", wdata->state.calib_pro_sticks[0]); | |
1822 | r += sprintf(&out[r], "%+06hd ", wdata->state.calib_pro_sticks[1]); | |
1823 | r += sprintf(&out[r], "%+06hd:", wdata->state.calib_pro_sticks[2]); | |
1824 | r += sprintf(&out[r], "%+06hd\n", wdata->state.calib_pro_sticks[3]); | |
1825 | ||
1826 | return r; | |
1827 | } | |
1828 | ||
1829 | static ssize_t wiimod_pro_calib_store(struct device *dev, | |
1830 | struct device_attribute *attr, | |
1831 | const char *buf, size_t count) | |
1832 | { | |
1833 | struct wiimote_data *wdata = dev_to_wii(dev); | |
1834 | int r; | |
1835 | s16 x1, y1, x2, y2; | |
1836 | ||
1837 | if (!strncmp(buf, "scan\n", 5)) { | |
1838 | spin_lock_irq(&wdata->state.lock); | |
1839 | wdata->state.flags &= ~WIIPROTO_FLAG_PRO_CALIB_DONE; | |
1840 | spin_unlock_irq(&wdata->state.lock); | |
1841 | } else { | |
1842 | r = sscanf(buf, "%hd:%hd %hd:%hd", &x1, &y1, &x2, &y2); | |
1843 | if (r != 4) | |
1844 | return -EINVAL; | |
1845 | ||
1846 | spin_lock_irq(&wdata->state.lock); | |
1847 | wdata->state.flags |= WIIPROTO_FLAG_PRO_CALIB_DONE; | |
1848 | spin_unlock_irq(&wdata->state.lock); | |
1849 | ||
1850 | wdata->state.calib_pro_sticks[0] = x1; | |
1851 | wdata->state.calib_pro_sticks[1] = y1; | |
1852 | wdata->state.calib_pro_sticks[2] = x2; | |
1853 | wdata->state.calib_pro_sticks[3] = y2; | |
1854 | } | |
1855 | ||
1856 | return strnlen(buf, PAGE_SIZE); | |
1857 | } | |
1858 | ||
1859 | static DEVICE_ATTR(pro_calib, S_IRUGO|S_IWUSR|S_IWGRP, wiimod_pro_calib_show, | |
1860 | wiimod_pro_calib_store); | |
1861 | ||
b8e0fe31 DH |
1862 | static int wiimod_pro_probe(const struct wiimod_ops *ops, |
1863 | struct wiimote_data *wdata) | |
1864 | { | |
1865 | int ret, i; | |
08072dde | 1866 | unsigned long flags; |
b8e0fe31 | 1867 | |
f50f9aab | 1868 | INIT_WORK(&wdata->rumble_worker, wiimod_rumble_worker); |
08072dde DH |
1869 | wdata->state.calib_pro_sticks[0] = 0; |
1870 | wdata->state.calib_pro_sticks[1] = 0; | |
1871 | wdata->state.calib_pro_sticks[2] = 0; | |
1872 | wdata->state.calib_pro_sticks[3] = 0; | |
1873 | ||
1874 | spin_lock_irqsave(&wdata->state.lock, flags); | |
1875 | wdata->state.flags &= ~WIIPROTO_FLAG_PRO_CALIB_DONE; | |
1876 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
f50f9aab | 1877 | |
b8e0fe31 DH |
1878 | wdata->extension.input = input_allocate_device(); |
1879 | if (!wdata->extension.input) | |
1880 | return -ENOMEM; | |
1881 | ||
1882 | set_bit(FF_RUMBLE, wdata->extension.input->ffbit); | |
1883 | input_set_drvdata(wdata->extension.input, wdata); | |
1884 | ||
1885 | if (input_ff_create_memless(wdata->extension.input, NULL, | |
1886 | wiimod_pro_play)) { | |
1887 | ret = -ENOMEM; | |
1888 | goto err_free; | |
1889 | } | |
1890 | ||
08072dde DH |
1891 | ret = device_create_file(&wdata->hdev->dev, |
1892 | &dev_attr_pro_calib); | |
1893 | if (ret) { | |
1894 | hid_err(wdata->hdev, "cannot create sysfs attribute\n"); | |
1895 | goto err_free; | |
1896 | } | |
1897 | ||
b8e0fe31 DH |
1898 | wdata->extension.input->open = wiimod_pro_open; |
1899 | wdata->extension.input->close = wiimod_pro_close; | |
1900 | wdata->extension.input->dev.parent = &wdata->hdev->dev; | |
1901 | wdata->extension.input->id.bustype = wdata->hdev->bus; | |
1902 | wdata->extension.input->id.vendor = wdata->hdev->vendor; | |
1903 | wdata->extension.input->id.product = wdata->hdev->product; | |
1904 | wdata->extension.input->id.version = wdata->hdev->version; | |
1905 | wdata->extension.input->name = WIIMOTE_NAME " Pro Controller"; | |
1906 | ||
1907 | set_bit(EV_KEY, wdata->extension.input->evbit); | |
1908 | for (i = 0; i < WIIMOD_PRO_KEY_NUM; ++i) | |
1909 | set_bit(wiimod_pro_map[i], | |
1910 | wdata->extension.input->keybit); | |
1911 | ||
1912 | set_bit(EV_ABS, wdata->extension.input->evbit); | |
1913 | set_bit(ABS_X, wdata->extension.input->absbit); | |
1914 | set_bit(ABS_Y, wdata->extension.input->absbit); | |
1915 | set_bit(ABS_RX, wdata->extension.input->absbit); | |
1916 | set_bit(ABS_RY, wdata->extension.input->absbit); | |
1917 | input_set_abs_params(wdata->extension.input, | |
08072dde | 1918 | ABS_X, -0x400, 0x400, 4, 100); |
b8e0fe31 | 1919 | input_set_abs_params(wdata->extension.input, |
08072dde | 1920 | ABS_Y, -0x400, 0x400, 4, 100); |
b8e0fe31 | 1921 | input_set_abs_params(wdata->extension.input, |
08072dde | 1922 | ABS_RX, -0x400, 0x400, 4, 100); |
b8e0fe31 | 1923 | input_set_abs_params(wdata->extension.input, |
08072dde | 1924 | ABS_RY, -0x400, 0x400, 4, 100); |
b8e0fe31 DH |
1925 | |
1926 | ret = input_register_device(wdata->extension.input); | |
1927 | if (ret) | |
08072dde | 1928 | goto err_file; |
b8e0fe31 DH |
1929 | |
1930 | return 0; | |
1931 | ||
08072dde DH |
1932 | err_file: |
1933 | device_remove_file(&wdata->hdev->dev, | |
1934 | &dev_attr_pro_calib); | |
b8e0fe31 DH |
1935 | err_free: |
1936 | input_free_device(wdata->extension.input); | |
1937 | wdata->extension.input = NULL; | |
1938 | return ret; | |
1939 | } | |
1940 | ||
1941 | static void wiimod_pro_remove(const struct wiimod_ops *ops, | |
1942 | struct wiimote_data *wdata) | |
1943 | { | |
1944 | unsigned long flags; | |
1945 | ||
1946 | if (!wdata->extension.input) | |
1947 | return; | |
1948 | ||
f50f9aab DH |
1949 | input_unregister_device(wdata->extension.input); |
1950 | wdata->extension.input = NULL; | |
1951 | cancel_work_sync(&wdata->rumble_worker); | |
08072dde DH |
1952 | device_remove_file(&wdata->hdev->dev, |
1953 | &dev_attr_pro_calib); | |
f50f9aab | 1954 | |
b8e0fe31 DH |
1955 | spin_lock_irqsave(&wdata->state.lock, flags); |
1956 | wiiproto_req_rumble(wdata, 0); | |
1957 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
b8e0fe31 DH |
1958 | } |
1959 | ||
1960 | static const struct wiimod_ops wiimod_pro = { | |
1961 | .flags = WIIMOD_FLAG_EXT16, | |
1962 | .arg = 0, | |
1963 | .probe = wiimod_pro_probe, | |
1964 | .remove = wiimod_pro_remove, | |
1965 | .in_ext = wiimod_pro_in_ext, | |
1966 | }; | |
1967 | ||
d4bdf2d2 NAL |
1968 | /* |
1969 | * Drums | |
1970 | * Guitar-Hero, Rock-Band and other games came bundled with drums which can | |
1971 | * be plugged as extension to a Wiimote. Drum-reports are still not entirely | |
1972 | * figured out, but the most important information is known. | |
1973 | * We create a separate device for drums and report all information via this | |
1974 | * input device. | |
1975 | */ | |
1976 | ||
1977 | static inline void wiimod_drums_report_pressure(struct wiimote_data *wdata, | |
1978 | __u8 none, __u8 which, | |
1979 | __u8 pressure, __u8 onoff, | |
1980 | __u8 *store, __u16 code, | |
1981 | __u8 which_code) | |
1982 | { | |
1983 | static const __u8 default_pressure = 3; | |
1984 | ||
1985 | if (!none && which == which_code) { | |
1986 | *store = pressure; | |
1987 | input_report_abs(wdata->extension.input, code, *store); | |
1988 | } else if (onoff != !!*store) { | |
1989 | *store = onoff ? default_pressure : 0; | |
1990 | input_report_abs(wdata->extension.input, code, *store); | |
1991 | } | |
1992 | } | |
1993 | ||
1994 | static void wiimod_drums_in_ext(struct wiimote_data *wdata, const __u8 *ext) | |
1995 | { | |
1996 | __u8 pressure, which, none, hhp, sx, sy; | |
1997 | __u8 o, r, y, g, b, bass, bm, bp; | |
1998 | ||
1999 | /* Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
2000 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2001 | * 1 | 0 | 0 | SX <5:0> | | |
2002 | * 2 | 0 | 0 | SY <5:0> | | |
2003 | * -----+-----+-----+-----------------------------+-----+ | |
2004 | * 3 | HPP | NON | WHICH <5:1> | ? | | |
2005 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2006 | * 4 | SOFT <7:5> | 0 | 1 | 1 | 0 | ? | | |
2007 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2008 | * 5 | ? | 1 | 1 | B- | 1 | B+ | 1 | ? | | |
2009 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2010 | * 6 | O | R | Y | G | B | BSS | 1 | 1 | | |
2011 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2012 | * All buttons are 0 if pressed | |
2013 | * | |
2014 | * With Motion+ enabled, the following bits will get invalid: | |
2015 | * Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
2016 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2017 | * 1 | 0 | 0 | SX <5:1> |XXXXX| | |
2018 | * 2 | 0 | 0 | SY <5:1> |XXXXX| | |
2019 | * -----+-----+-----+-----------------------------+-----+ | |
2020 | * 3 | HPP | NON | WHICH <5:1> | ? | | |
2021 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2022 | * 4 | SOFT <7:5> | 0 | 1 | 1 | 0 | ? | | |
2023 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2024 | * 5 | ? | 1 | 1 | B- | 1 | B+ | 1 |XXXXX| | |
2025 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2026 | * 6 | O | R | Y | G | B | BSS |XXXXX|XXXXX| | |
2027 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2028 | */ | |
2029 | ||
2030 | pressure = 7 - (ext[3] >> 5); | |
2031 | which = (ext[2] >> 1) & 0x1f; | |
2032 | none = !!(ext[2] & 0x40); | |
2033 | hhp = !(ext[2] & 0x80); | |
2034 | sx = ext[0] & 0x3f; | |
2035 | sy = ext[1] & 0x3f; | |
2036 | o = !(ext[5] & 0x80); | |
2037 | r = !(ext[5] & 0x40); | |
2038 | y = !(ext[5] & 0x20); | |
2039 | g = !(ext[5] & 0x10); | |
2040 | b = !(ext[5] & 0x08); | |
2041 | bass = !(ext[5] & 0x04); | |
2042 | bm = !(ext[4] & 0x10); | |
2043 | bp = !(ext[4] & 0x04); | |
2044 | ||
2045 | if (wdata->state.flags & WIIPROTO_FLAG_MP_ACTIVE) { | |
2046 | sx &= 0x3e; | |
2047 | sy &= 0x3e; | |
2048 | } | |
2049 | ||
2050 | wiimod_drums_report_pressure(wdata, none, which, pressure, | |
2051 | o, &wdata->state.pressure_drums[0], | |
2052 | ABS_HAT2Y, 0x0e); | |
2053 | wiimod_drums_report_pressure(wdata, none, which, pressure, | |
2054 | r, &wdata->state.pressure_drums[1], | |
2055 | ABS_HAT0X, 0x19); | |
2056 | wiimod_drums_report_pressure(wdata, none, which, pressure, | |
2057 | y, &wdata->state.pressure_drums[2], | |
2058 | ABS_HAT2X, 0x11); | |
2059 | wiimod_drums_report_pressure(wdata, none, which, pressure, | |
2060 | g, &wdata->state.pressure_drums[3], | |
2061 | ABS_HAT1X, 0x12); | |
2062 | wiimod_drums_report_pressure(wdata, none, which, pressure, | |
2063 | b, &wdata->state.pressure_drums[4], | |
2064 | ABS_HAT0Y, 0x0f); | |
2065 | ||
2066 | /* Bass shares pressure with hi-hat (set via hhp) */ | |
2067 | wiimod_drums_report_pressure(wdata, none, hhp ? 0xff : which, pressure, | |
2068 | bass, &wdata->state.pressure_drums[5], | |
2069 | ABS_HAT3X, 0x1b); | |
2070 | /* Hi-hat has no on/off values, just pressure. Force to off/0. */ | |
2071 | wiimod_drums_report_pressure(wdata, none, hhp ? which : 0xff, pressure, | |
2072 | 0, &wdata->state.pressure_drums[6], | |
2073 | ABS_HAT3Y, 0x0e); | |
2074 | ||
2075 | input_report_abs(wdata->extension.input, ABS_X, sx - 0x20); | |
2076 | input_report_abs(wdata->extension.input, ABS_Y, sy - 0x20); | |
2077 | ||
2078 | input_report_key(wdata->extension.input, BTN_START, bp); | |
2079 | input_report_key(wdata->extension.input, BTN_SELECT, bm); | |
2080 | ||
2081 | input_sync(wdata->extension.input); | |
2082 | } | |
2083 | ||
2084 | static int wiimod_drums_open(struct input_dev *dev) | |
2085 | { | |
2086 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
2087 | unsigned long flags; | |
2088 | ||
2089 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2090 | wdata->state.flags |= WIIPROTO_FLAG_EXT_USED; | |
2091 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2092 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2093 | ||
2094 | return 0; | |
2095 | } | |
2096 | ||
2097 | static void wiimod_drums_close(struct input_dev *dev) | |
2098 | { | |
2099 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
2100 | unsigned long flags; | |
2101 | ||
2102 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2103 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED; | |
2104 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2105 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2106 | } | |
2107 | ||
2108 | static int wiimod_drums_probe(const struct wiimod_ops *ops, | |
2109 | struct wiimote_data *wdata) | |
2110 | { | |
2111 | int ret; | |
2112 | ||
2113 | wdata->extension.input = input_allocate_device(); | |
2114 | if (!wdata->extension.input) | |
2115 | return -ENOMEM; | |
2116 | ||
2117 | input_set_drvdata(wdata->extension.input, wdata); | |
2118 | wdata->extension.input->open = wiimod_drums_open; | |
2119 | wdata->extension.input->close = wiimod_drums_close; | |
2120 | wdata->extension.input->dev.parent = &wdata->hdev->dev; | |
2121 | wdata->extension.input->id.bustype = wdata->hdev->bus; | |
2122 | wdata->extension.input->id.vendor = wdata->hdev->vendor; | |
2123 | wdata->extension.input->id.product = wdata->hdev->product; | |
2124 | wdata->extension.input->id.version = wdata->hdev->version; | |
2125 | wdata->extension.input->name = WIIMOTE_NAME " Drums"; | |
2126 | ||
2127 | set_bit(EV_KEY, wdata->extension.input->evbit); | |
2128 | set_bit(BTN_START, wdata->extension.input->keybit); | |
2129 | set_bit(BTN_SELECT, wdata->extension.input->keybit); | |
2130 | ||
2131 | set_bit(EV_ABS, wdata->extension.input->evbit); | |
2132 | set_bit(ABS_X, wdata->extension.input->absbit); | |
2133 | set_bit(ABS_Y, wdata->extension.input->absbit); | |
2134 | set_bit(ABS_HAT0X, wdata->extension.input->absbit); | |
2135 | set_bit(ABS_HAT0Y, wdata->extension.input->absbit); | |
2136 | set_bit(ABS_HAT1X, wdata->extension.input->absbit); | |
2137 | set_bit(ABS_HAT2X, wdata->extension.input->absbit); | |
2138 | set_bit(ABS_HAT2Y, wdata->extension.input->absbit); | |
2139 | set_bit(ABS_HAT3X, wdata->extension.input->absbit); | |
2140 | set_bit(ABS_HAT3Y, wdata->extension.input->absbit); | |
2141 | input_set_abs_params(wdata->extension.input, | |
2142 | ABS_X, -32, 31, 1, 1); | |
2143 | input_set_abs_params(wdata->extension.input, | |
2144 | ABS_Y, -32, 31, 1, 1); | |
2145 | input_set_abs_params(wdata->extension.input, | |
2146 | ABS_HAT0X, 0, 7, 0, 0); | |
2147 | input_set_abs_params(wdata->extension.input, | |
2148 | ABS_HAT0Y, 0, 7, 0, 0); | |
2149 | input_set_abs_params(wdata->extension.input, | |
2150 | ABS_HAT1X, 0, 7, 0, 0); | |
2151 | input_set_abs_params(wdata->extension.input, | |
2152 | ABS_HAT2X, 0, 7, 0, 0); | |
2153 | input_set_abs_params(wdata->extension.input, | |
2154 | ABS_HAT2Y, 0, 7, 0, 0); | |
2155 | input_set_abs_params(wdata->extension.input, | |
2156 | ABS_HAT3X, 0, 7, 0, 0); | |
2157 | input_set_abs_params(wdata->extension.input, | |
2158 | ABS_HAT3Y, 0, 7, 0, 0); | |
2159 | ||
2160 | ret = input_register_device(wdata->extension.input); | |
2161 | if (ret) | |
2162 | goto err_free; | |
2163 | ||
2164 | return 0; | |
2165 | ||
2166 | err_free: | |
2167 | input_free_device(wdata->extension.input); | |
2168 | wdata->extension.input = NULL; | |
2169 | return ret; | |
2170 | } | |
2171 | ||
2172 | static void wiimod_drums_remove(const struct wiimod_ops *ops, | |
2173 | struct wiimote_data *wdata) | |
2174 | { | |
2175 | if (!wdata->extension.input) | |
2176 | return; | |
2177 | ||
2178 | input_unregister_device(wdata->extension.input); | |
2179 | wdata->extension.input = NULL; | |
2180 | } | |
2181 | ||
2182 | static const struct wiimod_ops wiimod_drums = { | |
2183 | .flags = 0, | |
2184 | .arg = 0, | |
2185 | .probe = wiimod_drums_probe, | |
2186 | .remove = wiimod_drums_remove, | |
2187 | .in_ext = wiimod_drums_in_ext, | |
2188 | }; | |
2189 | ||
2190 | /* | |
2191 | * Guitar | |
2192 | * Guitar-Hero, Rock-Band and other games came bundled with guitars which can | |
2193 | * be plugged as extension to a Wiimote. | |
2194 | * We create a separate device for guitars and report all information via this | |
2195 | * input device. | |
2196 | */ | |
2197 | ||
2198 | enum wiimod_guitar_keys { | |
2199 | WIIMOD_GUITAR_KEY_G, | |
2200 | WIIMOD_GUITAR_KEY_R, | |
2201 | WIIMOD_GUITAR_KEY_Y, | |
2202 | WIIMOD_GUITAR_KEY_B, | |
2203 | WIIMOD_GUITAR_KEY_O, | |
2204 | WIIMOD_GUITAR_KEY_UP, | |
2205 | WIIMOD_GUITAR_KEY_DOWN, | |
2206 | WIIMOD_GUITAR_KEY_PLUS, | |
2207 | WIIMOD_GUITAR_KEY_MINUS, | |
2208 | WIIMOD_GUITAR_KEY_NUM, | |
2209 | }; | |
2210 | ||
2211 | static const __u16 wiimod_guitar_map[] = { | |
2212 | BTN_1, /* WIIMOD_GUITAR_KEY_G */ | |
2213 | BTN_2, /* WIIMOD_GUITAR_KEY_R */ | |
2214 | BTN_3, /* WIIMOD_GUITAR_KEY_Y */ | |
2215 | BTN_4, /* WIIMOD_GUITAR_KEY_B */ | |
2216 | BTN_5, /* WIIMOD_GUITAR_KEY_O */ | |
2217 | BTN_DPAD_UP, /* WIIMOD_GUITAR_KEY_UP */ | |
2218 | BTN_DPAD_DOWN, /* WIIMOD_GUITAR_KEY_DOWN */ | |
2219 | BTN_START, /* WIIMOD_GUITAR_KEY_PLUS */ | |
2220 | BTN_SELECT, /* WIIMOD_GUITAR_KEY_MINUS */ | |
2221 | }; | |
2222 | ||
2223 | static void wiimod_guitar_in_ext(struct wiimote_data *wdata, const __u8 *ext) | |
2224 | { | |
2225 | __u8 sx, sy, tb, wb, bd, bm, bp, bo, br, bb, bg, by, bu; | |
2226 | ||
2227 | /* Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
2228 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2229 | * 1 | 0 | 0 | SX <5:0> | | |
2230 | * 2 | 0 | 0 | SY <5:0> | | |
2231 | * -----+-----+-----+-----+-----------------------------+ | |
2232 | * 3 | 0 | 0 | 0 | TB <4:0> | | |
2233 | * -----+-----+-----+-----+-----------------------------+ | |
2234 | * 4 | 0 | 0 | 0 | WB <4:0> | | |
2235 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2236 | * 5 | 1 | BD | 1 | B- | 1 | B+ | 1 | 1 | | |
2237 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2238 | * 6 | BO | BR | BB | BG | BY | 1 | 1 | BU | | |
2239 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2240 | * All buttons are 0 if pressed | |
2241 | * | |
2242 | * With Motion+ enabled, it will look like this: | |
2243 | * Byte | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | |
2244 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2245 | * 1 | 0 | 0 | SX <5:1> | BU | | |
2246 | * 2 | 0 | 0 | SY <5:1> | 1 | | |
2247 | * -----+-----+-----+-----+-----------------------+-----+ | |
2248 | * 3 | 0 | 0 | 0 | TB <4:0> | | |
2249 | * -----+-----+-----+-----+-----------------------------+ | |
2250 | * 4 | 0 | 0 | 0 | WB <4:0> | | |
2251 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2252 | * 5 | 1 | BD | 1 | B- | 1 | B+ | 1 |XXXXX| | |
2253 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2254 | * 6 | BO | BR | BB | BG | BY | 1 |XXXXX|XXXXX| | |
2255 | * -----+-----+-----+-----+-----+-----+-----+-----+-----+ | |
2256 | */ | |
2257 | ||
2258 | sx = ext[0] & 0x3f; | |
2259 | sy = ext[1] & 0x3f; | |
2260 | tb = ext[2] & 0x1f; | |
2261 | wb = ext[3] & 0x1f; | |
2262 | bd = !(ext[4] & 0x40); | |
2263 | bm = !(ext[4] & 0x10); | |
2264 | bp = !(ext[4] & 0x04); | |
2265 | bo = !(ext[5] & 0x80); | |
2266 | br = !(ext[5] & 0x40); | |
2267 | bb = !(ext[5] & 0x20); | |
2268 | bg = !(ext[5] & 0x10); | |
2269 | by = !(ext[5] & 0x08); | |
2270 | bu = !(ext[5] & 0x01); | |
2271 | ||
2272 | if (wdata->state.flags & WIIPROTO_FLAG_MP_ACTIVE) { | |
2273 | bu = !(ext[0] & 0x01); | |
2274 | sx &= 0x3e; | |
2275 | sy &= 0x3e; | |
2276 | } | |
2277 | ||
2278 | input_report_abs(wdata->extension.input, ABS_X, sx - 0x20); | |
2279 | input_report_abs(wdata->extension.input, ABS_Y, sy - 0x20); | |
2280 | input_report_abs(wdata->extension.input, ABS_HAT0X, tb); | |
2281 | input_report_abs(wdata->extension.input, ABS_HAT1X, wb - 0x10); | |
2282 | ||
2283 | input_report_key(wdata->extension.input, | |
2284 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_G], | |
2285 | bg); | |
2286 | input_report_key(wdata->extension.input, | |
2287 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_R], | |
2288 | br); | |
2289 | input_report_key(wdata->extension.input, | |
2290 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_Y], | |
2291 | by); | |
2292 | input_report_key(wdata->extension.input, | |
2293 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_B], | |
2294 | bb); | |
2295 | input_report_key(wdata->extension.input, | |
2296 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_O], | |
2297 | bo); | |
2298 | input_report_key(wdata->extension.input, | |
2299 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_UP], | |
2300 | bu); | |
2301 | input_report_key(wdata->extension.input, | |
2302 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_DOWN], | |
2303 | bd); | |
2304 | input_report_key(wdata->extension.input, | |
2305 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_PLUS], | |
2306 | bp); | |
2307 | input_report_key(wdata->extension.input, | |
2308 | wiimod_guitar_map[WIIMOD_GUITAR_KEY_MINUS], | |
2309 | bm); | |
2310 | ||
2311 | input_sync(wdata->extension.input); | |
2312 | } | |
2313 | ||
2314 | static int wiimod_guitar_open(struct input_dev *dev) | |
2315 | { | |
2316 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
2317 | unsigned long flags; | |
2318 | ||
2319 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2320 | wdata->state.flags |= WIIPROTO_FLAG_EXT_USED; | |
2321 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2322 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2323 | ||
2324 | return 0; | |
2325 | } | |
2326 | ||
2327 | static void wiimod_guitar_close(struct input_dev *dev) | |
2328 | { | |
2329 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
2330 | unsigned long flags; | |
2331 | ||
2332 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2333 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_USED; | |
2334 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2335 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2336 | } | |
2337 | ||
2338 | static int wiimod_guitar_probe(const struct wiimod_ops *ops, | |
2339 | struct wiimote_data *wdata) | |
2340 | { | |
2341 | int ret, i; | |
2342 | ||
2343 | wdata->extension.input = input_allocate_device(); | |
2344 | if (!wdata->extension.input) | |
2345 | return -ENOMEM; | |
2346 | ||
2347 | input_set_drvdata(wdata->extension.input, wdata); | |
2348 | wdata->extension.input->open = wiimod_guitar_open; | |
2349 | wdata->extension.input->close = wiimod_guitar_close; | |
2350 | wdata->extension.input->dev.parent = &wdata->hdev->dev; | |
2351 | wdata->extension.input->id.bustype = wdata->hdev->bus; | |
2352 | wdata->extension.input->id.vendor = wdata->hdev->vendor; | |
2353 | wdata->extension.input->id.product = wdata->hdev->product; | |
2354 | wdata->extension.input->id.version = wdata->hdev->version; | |
2355 | wdata->extension.input->name = WIIMOTE_NAME " Guitar"; | |
2356 | ||
2357 | set_bit(EV_KEY, wdata->extension.input->evbit); | |
2358 | for (i = 0; i < WIIMOD_GUITAR_KEY_NUM; ++i) | |
2359 | set_bit(wiimod_guitar_map[i], | |
2360 | wdata->extension.input->keybit); | |
2361 | ||
2362 | set_bit(EV_ABS, wdata->extension.input->evbit); | |
2363 | set_bit(ABS_X, wdata->extension.input->absbit); | |
2364 | set_bit(ABS_Y, wdata->extension.input->absbit); | |
2365 | set_bit(ABS_HAT0X, wdata->extension.input->absbit); | |
2366 | set_bit(ABS_HAT1X, wdata->extension.input->absbit); | |
2367 | input_set_abs_params(wdata->extension.input, | |
2368 | ABS_X, -32, 31, 1, 1); | |
2369 | input_set_abs_params(wdata->extension.input, | |
2370 | ABS_Y, -32, 31, 1, 1); | |
2371 | input_set_abs_params(wdata->extension.input, | |
2372 | ABS_HAT0X, 0, 0x1f, 1, 1); | |
2373 | input_set_abs_params(wdata->extension.input, | |
2374 | ABS_HAT1X, 0, 0x0f, 1, 1); | |
2375 | ||
2376 | ret = input_register_device(wdata->extension.input); | |
2377 | if (ret) | |
2378 | goto err_free; | |
2379 | ||
2380 | return 0; | |
2381 | ||
2382 | err_free: | |
2383 | input_free_device(wdata->extension.input); | |
2384 | wdata->extension.input = NULL; | |
2385 | return ret; | |
2386 | } | |
2387 | ||
2388 | static void wiimod_guitar_remove(const struct wiimod_ops *ops, | |
2389 | struct wiimote_data *wdata) | |
2390 | { | |
2391 | if (!wdata->extension.input) | |
2392 | return; | |
2393 | ||
2394 | input_unregister_device(wdata->extension.input); | |
2395 | wdata->extension.input = NULL; | |
2396 | } | |
2397 | ||
2398 | static const struct wiimod_ops wiimod_guitar = { | |
2399 | .flags = 0, | |
2400 | .arg = 0, | |
2401 | .probe = wiimod_guitar_probe, | |
2402 | .remove = wiimod_guitar_remove, | |
2403 | .in_ext = wiimod_guitar_in_ext, | |
2404 | }; | |
2405 | ||
9f329741 DH |
2406 | /* |
2407 | * Builtin Motion Plus | |
2408 | * This module simply sets the WIIPROTO_FLAG_BUILTIN_MP protocol flag which | |
2409 | * disables polling for Motion-Plus. This should be set only for devices which | |
2410 | * don't allow MP hotplugging. | |
2411 | */ | |
2412 | ||
2413 | static int wiimod_builtin_mp_probe(const struct wiimod_ops *ops, | |
2414 | struct wiimote_data *wdata) | |
2415 | { | |
2416 | unsigned long flags; | |
2417 | ||
2418 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2419 | wdata->state.flags |= WIIPROTO_FLAG_BUILTIN_MP; | |
2420 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2421 | ||
2422 | return 0; | |
2423 | } | |
2424 | ||
2425 | static void wiimod_builtin_mp_remove(const struct wiimod_ops *ops, | |
2426 | struct wiimote_data *wdata) | |
2427 | { | |
2428 | unsigned long flags; | |
2429 | ||
2430 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2431 | wdata->state.flags |= WIIPROTO_FLAG_BUILTIN_MP; | |
2432 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2433 | } | |
2434 | ||
2435 | static const struct wiimod_ops wiimod_builtin_mp = { | |
2436 | .flags = 0, | |
2437 | .arg = 0, | |
2438 | .probe = wiimod_builtin_mp_probe, | |
2439 | .remove = wiimod_builtin_mp_remove, | |
2440 | }; | |
2441 | ||
2442 | /* | |
2443 | * No Motion Plus | |
2444 | * This module simply sets the WIIPROTO_FLAG_NO_MP protocol flag which | |
2445 | * disables motion-plus. This is needed for devices that advertise this but we | |
2446 | * don't know how to use it (or whether it is actually present). | |
2447 | */ | |
2448 | ||
2449 | static int wiimod_no_mp_probe(const struct wiimod_ops *ops, | |
2450 | struct wiimote_data *wdata) | |
2451 | { | |
2452 | unsigned long flags; | |
2453 | ||
2454 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2455 | wdata->state.flags |= WIIPROTO_FLAG_NO_MP; | |
2456 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2457 | ||
2458 | return 0; | |
2459 | } | |
2460 | ||
2461 | static void wiimod_no_mp_remove(const struct wiimod_ops *ops, | |
2462 | struct wiimote_data *wdata) | |
2463 | { | |
2464 | unsigned long flags; | |
2465 | ||
2466 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2467 | wdata->state.flags |= WIIPROTO_FLAG_NO_MP; | |
2468 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2469 | } | |
2470 | ||
2471 | static const struct wiimod_ops wiimod_no_mp = { | |
2472 | .flags = 0, | |
2473 | .arg = 0, | |
2474 | .probe = wiimod_no_mp_probe, | |
2475 | .remove = wiimod_no_mp_remove, | |
2476 | }; | |
2477 | ||
4148b6bf DH |
2478 | /* |
2479 | * Motion Plus | |
34472d37 DH |
2480 | * The Motion Plus extension provides rotation sensors (gyro) as a small |
2481 | * extension device for Wii Remotes. Many devices have them built-in so | |
2482 | * you cannot see them from the outside. | |
2483 | * Motion Plus extensions are special because they are on a separate extension | |
2484 | * port and allow other extensions to be used simultaneously. This is all | |
2485 | * handled by the Wiimote Core so we don't have to deal with it. | |
4148b6bf DH |
2486 | */ |
2487 | ||
34472d37 DH |
2488 | static void wiimod_mp_in_mp(struct wiimote_data *wdata, const __u8 *ext) |
2489 | { | |
2490 | __s32 x, y, z; | |
2491 | ||
2492 | /* | 8 7 6 5 4 3 | 2 | 1 | | |
2493 | * -----+------------------------------+-----+-----+ | |
2494 | * 1 | Yaw Speed <7:0> | | |
2495 | * 2 | Roll Speed <7:0> | | |
2496 | * 3 | Pitch Speed <7:0> | | |
2497 | * -----+------------------------------+-----+-----+ | |
2498 | * 4 | Yaw Speed <13:8> | Yaw |Pitch| | |
2499 | * -----+------------------------------+-----+-----+ | |
2500 | * 5 | Roll Speed <13:8> |Roll | Ext | | |
2501 | * -----+------------------------------+-----+-----+ | |
2502 | * 6 | Pitch Speed <13:8> | 1 | 0 | | |
2503 | * -----+------------------------------+-----+-----+ | |
2504 | * The single bits Yaw, Roll, Pitch in the lower right corner specify | |
2505 | * whether the wiimote is rotating fast (0) or slow (1). Speed for slow | |
d3059673 CO |
2506 | * roation is 8192/440 units / deg/s and for fast rotation 8192/2000 |
2507 | * units / deg/s. To get a linear scale for fast rotation we multiply | |
2508 | * by 2000/440 = ~4.5454 and scale both fast and slow by 9 to match the | |
2509 | * previous scale reported by this driver. | |
2510 | * This leaves a linear scale with 8192*9/440 (~167.564) units / deg/s. | |
34472d37 DH |
2511 | * If the wiimote is not rotating the sensor reports 2^13 = 8192. |
2512 | * Ext specifies whether an extension is connected to the motionp. | |
2513 | * which is parsed by wiimote-core. | |
2514 | */ | |
2515 | ||
2516 | x = ext[0]; | |
2517 | y = ext[1]; | |
2518 | z = ext[2]; | |
2519 | ||
2520 | x |= (((__u16)ext[3]) << 6) & 0xff00; | |
2521 | y |= (((__u16)ext[4]) << 6) & 0xff00; | |
2522 | z |= (((__u16)ext[5]) << 6) & 0xff00; | |
2523 | ||
2524 | x -= 8192; | |
2525 | y -= 8192; | |
2526 | z -= 8192; | |
2527 | ||
2528 | if (!(ext[3] & 0x02)) | |
d3059673 | 2529 | x = (x * 2000 * 9) / 440; |
34472d37 DH |
2530 | else |
2531 | x *= 9; | |
2532 | if (!(ext[4] & 0x02)) | |
d3059673 | 2533 | y = (y * 2000 * 9) / 440; |
34472d37 DH |
2534 | else |
2535 | y *= 9; | |
2536 | if (!(ext[3] & 0x01)) | |
d3059673 | 2537 | z = (z * 2000 * 9) / 440; |
34472d37 DH |
2538 | else |
2539 | z *= 9; | |
2540 | ||
2541 | input_report_abs(wdata->mp, ABS_RX, x); | |
2542 | input_report_abs(wdata->mp, ABS_RY, y); | |
2543 | input_report_abs(wdata->mp, ABS_RZ, z); | |
2544 | input_sync(wdata->mp); | |
2545 | } | |
2546 | ||
2547 | static int wiimod_mp_open(struct input_dev *dev) | |
2548 | { | |
2549 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
2550 | unsigned long flags; | |
2551 | ||
2552 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2553 | wdata->state.flags |= WIIPROTO_FLAG_MP_USED; | |
2554 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2555 | __wiimote_schedule(wdata); | |
2556 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2557 | ||
2558 | return 0; | |
2559 | } | |
2560 | ||
2561 | static void wiimod_mp_close(struct input_dev *dev) | |
2562 | { | |
2563 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
2564 | unsigned long flags; | |
2565 | ||
2566 | spin_lock_irqsave(&wdata->state.lock, flags); | |
2567 | wdata->state.flags &= ~WIIPROTO_FLAG_MP_USED; | |
2568 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2569 | __wiimote_schedule(wdata); | |
2570 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
2571 | } | |
2572 | ||
2573 | static int wiimod_mp_probe(const struct wiimod_ops *ops, | |
2574 | struct wiimote_data *wdata) | |
2575 | { | |
2576 | int ret; | |
2577 | ||
2578 | wdata->mp = input_allocate_device(); | |
2579 | if (!wdata->mp) | |
2580 | return -ENOMEM; | |
2581 | ||
2582 | input_set_drvdata(wdata->mp, wdata); | |
2583 | wdata->mp->open = wiimod_mp_open; | |
2584 | wdata->mp->close = wiimod_mp_close; | |
2585 | wdata->mp->dev.parent = &wdata->hdev->dev; | |
2586 | wdata->mp->id.bustype = wdata->hdev->bus; | |
2587 | wdata->mp->id.vendor = wdata->hdev->vendor; | |
2588 | wdata->mp->id.product = wdata->hdev->product; | |
2589 | wdata->mp->id.version = wdata->hdev->version; | |
2590 | wdata->mp->name = WIIMOTE_NAME " Motion Plus"; | |
2591 | ||
2592 | set_bit(EV_ABS, wdata->mp->evbit); | |
2593 | set_bit(ABS_RX, wdata->mp->absbit); | |
2594 | set_bit(ABS_RY, wdata->mp->absbit); | |
2595 | set_bit(ABS_RZ, wdata->mp->absbit); | |
2596 | input_set_abs_params(wdata->mp, | |
2597 | ABS_RX, -16000, 16000, 4, 8); | |
2598 | input_set_abs_params(wdata->mp, | |
2599 | ABS_RY, -16000, 16000, 4, 8); | |
2600 | input_set_abs_params(wdata->mp, | |
2601 | ABS_RZ, -16000, 16000, 4, 8); | |
2602 | ||
2603 | ret = input_register_device(wdata->mp); | |
2604 | if (ret) | |
2605 | goto err_free; | |
2606 | ||
2607 | return 0; | |
2608 | ||
2609 | err_free: | |
2610 | input_free_device(wdata->mp); | |
2611 | wdata->mp = NULL; | |
2612 | return ret; | |
2613 | } | |
2614 | ||
2615 | static void wiimod_mp_remove(const struct wiimod_ops *ops, | |
2616 | struct wiimote_data *wdata) | |
2617 | { | |
2618 | if (!wdata->mp) | |
2619 | return; | |
2620 | ||
2621 | input_unregister_device(wdata->mp); | |
2622 | wdata->mp = NULL; | |
2623 | } | |
2624 | ||
4148b6bf DH |
2625 | const struct wiimod_ops wiimod_mp = { |
2626 | .flags = 0, | |
2627 | .arg = 0, | |
34472d37 DH |
2628 | .probe = wiimod_mp_probe, |
2629 | .remove = wiimod_mp_remove, | |
2630 | .in_mp = wiimod_mp_in_mp, | |
4148b6bf DH |
2631 | }; |
2632 | ||
27f06942 DH |
2633 | /* module table */ |
2634 | ||
4148b6bf DH |
2635 | static const struct wiimod_ops wiimod_dummy; |
2636 | ||
27f06942 | 2637 | const struct wiimod_ops *wiimod_table[WIIMOD_NUM] = { |
20cef813 DH |
2638 | [WIIMOD_KEYS] = &wiimod_keys, |
2639 | [WIIMOD_RUMBLE] = &wiimod_rumble, | |
dcf39231 | 2640 | [WIIMOD_BATTERY] = &wiimod_battery, |
6c5ae018 DH |
2641 | [WIIMOD_LED1] = &wiimod_leds[0], |
2642 | [WIIMOD_LED2] = &wiimod_leds[1], | |
2643 | [WIIMOD_LED3] = &wiimod_leds[2], | |
2644 | [WIIMOD_LED4] = &wiimod_leds[3], | |
0ea16757 | 2645 | [WIIMOD_ACCEL] = &wiimod_accel, |
3b5f03c4 | 2646 | [WIIMOD_IR] = &wiimod_ir, |
9f329741 DH |
2647 | [WIIMOD_BUILTIN_MP] = &wiimod_builtin_mp, |
2648 | [WIIMOD_NO_MP] = &wiimod_no_mp, | |
27f06942 | 2649 | }; |
4148b6bf DH |
2650 | |
2651 | const struct wiimod_ops *wiimod_ext_table[WIIMOTE_EXT_NUM] = { | |
2652 | [WIIMOTE_EXT_NONE] = &wiimod_dummy, | |
2653 | [WIIMOTE_EXT_UNKNOWN] = &wiimod_dummy, | |
b6ee67b3 | 2654 | [WIIMOTE_EXT_NUNCHUK] = &wiimod_nunchuk, |
9d6f9ecb | 2655 | [WIIMOTE_EXT_CLASSIC_CONTROLLER] = &wiimod_classic, |
f1d4bed4 | 2656 | [WIIMOTE_EXT_BALANCE_BOARD] = &wiimod_bboard, |
b8e0fe31 | 2657 | [WIIMOTE_EXT_PRO_CONTROLLER] = &wiimod_pro, |
d4bdf2d2 NAL |
2658 | [WIIMOTE_EXT_DRUMS] = &wiimod_drums, |
2659 | [WIIMOTE_EXT_GUITAR] = &wiimod_guitar, | |
4148b6bf | 2660 | }; |