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Commit | Line | Data |
---|---|---|
fb51b443 | 1 | /* |
92eda7e4 DH |
2 | * HID driver for Nintendo Wii / Wii U peripherals |
3 | * Copyright (c) 2011-2013 David Herrmann <dh.herrmann@gmail.com> | |
fb51b443 DH |
4 | */ |
5 | ||
6 | /* | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the Free | |
9 | * Software Foundation; either version 2 of the License, or (at your option) | |
10 | * any later version. | |
11 | */ | |
12 | ||
29d28064 | 13 | #include <linux/completion.h> |
672bc4e0 | 14 | #include <linux/device.h> |
02fb72a0 | 15 | #include <linux/hid.h> |
672bc4e0 | 16 | #include <linux/input.h> |
23a5a4a3 | 17 | #include <linux/leds.h> |
fb51b443 | 18 | #include <linux/module.h> |
29d28064 | 19 | #include <linux/mutex.h> |
6591d758 | 20 | #include <linux/power_supply.h> |
23c063cb | 21 | #include <linux/spinlock.h> |
02fb72a0 | 22 | #include "hid-ids.h" |
7e274400 | 23 | #include "hid-wiimote.h" |
fb51b443 | 24 | |
1abb9ad3 DH |
25 | enum wiiproto_keys { |
26 | WIIPROTO_KEY_LEFT, | |
27 | WIIPROTO_KEY_RIGHT, | |
28 | WIIPROTO_KEY_UP, | |
29 | WIIPROTO_KEY_DOWN, | |
30 | WIIPROTO_KEY_PLUS, | |
31 | WIIPROTO_KEY_MINUS, | |
32 | WIIPROTO_KEY_ONE, | |
33 | WIIPROTO_KEY_TWO, | |
34 | WIIPROTO_KEY_A, | |
35 | WIIPROTO_KEY_B, | |
36 | WIIPROTO_KEY_HOME, | |
37 | WIIPROTO_KEY_COUNT | |
38 | }; | |
39 | ||
40 | static __u16 wiiproto_keymap[] = { | |
41 | KEY_LEFT, /* WIIPROTO_KEY_LEFT */ | |
42 | KEY_RIGHT, /* WIIPROTO_KEY_RIGHT */ | |
43 | KEY_UP, /* WIIPROTO_KEY_UP */ | |
44 | KEY_DOWN, /* WIIPROTO_KEY_DOWN */ | |
45 | KEY_NEXT, /* WIIPROTO_KEY_PLUS */ | |
46 | KEY_PREVIOUS, /* WIIPROTO_KEY_MINUS */ | |
47 | BTN_1, /* WIIPROTO_KEY_ONE */ | |
48 | BTN_2, /* WIIPROTO_KEY_TWO */ | |
49 | BTN_A, /* WIIPROTO_KEY_A */ | |
50 | BTN_B, /* WIIPROTO_KEY_B */ | |
51 | BTN_MODE, /* WIIPROTO_KEY_HOME */ | |
52 | }; | |
53 | ||
6591d758 | 54 | static enum power_supply_property wiimote_battery_props[] = { |
73db8813 JF |
55 | POWER_SUPPLY_PROP_CAPACITY, |
56 | POWER_SUPPLY_PROP_SCOPE, | |
6591d758 DH |
57 | }; |
58 | ||
13938538 DH |
59 | /* output queue handling */ |
60 | ||
d758b1f0 DH |
61 | static int wiimote_hid_send(struct hid_device *hdev, __u8 *buffer, |
62 | size_t count) | |
0c218f14 DH |
63 | { |
64 | __u8 *buf; | |
d758b1f0 | 65 | int ret; |
0c218f14 DH |
66 | |
67 | if (!hdev->hid_output_raw_report) | |
68 | return -ENODEV; | |
69 | ||
70 | buf = kmemdup(buffer, count, GFP_KERNEL); | |
71 | if (!buf) | |
72 | return -ENOMEM; | |
73 | ||
74 | ret = hdev->hid_output_raw_report(hdev, buf, count, HID_OUTPUT_REPORT); | |
75 | ||
76 | kfree(buf); | |
77 | return ret; | |
78 | } | |
79 | ||
13938538 | 80 | static void wiimote_queue_worker(struct work_struct *work) |
23c063cb | 81 | { |
13938538 DH |
82 | struct wiimote_queue *queue = container_of(work, struct wiimote_queue, |
83 | worker); | |
84 | struct wiimote_data *wdata = container_of(queue, struct wiimote_data, | |
85 | queue); | |
23c063cb | 86 | unsigned long flags; |
d758b1f0 | 87 | int ret; |
23c063cb | 88 | |
13938538 | 89 | spin_lock_irqsave(&wdata->queue.lock, flags); |
23c063cb | 90 | |
13938538 DH |
91 | while (wdata->queue.head != wdata->queue.tail) { |
92 | spin_unlock_irqrestore(&wdata->queue.lock, flags); | |
d758b1f0 | 93 | ret = wiimote_hid_send(wdata->hdev, |
13938538 DH |
94 | wdata->queue.outq[wdata->queue.tail].data, |
95 | wdata->queue.outq[wdata->queue.tail].size); | |
d758b1f0 DH |
96 | if (ret < 0) { |
97 | spin_lock_irqsave(&wdata->state.lock, flags); | |
98 | wiimote_cmd_abort(wdata); | |
99 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
100 | } | |
13938538 | 101 | spin_lock_irqsave(&wdata->queue.lock, flags); |
23c063cb | 102 | |
13938538 | 103 | wdata->queue.tail = (wdata->queue.tail + 1) % WIIMOTE_BUFSIZE; |
23c063cb DH |
104 | } |
105 | ||
13938538 | 106 | spin_unlock_irqrestore(&wdata->queue.lock, flags); |
23c063cb DH |
107 | } |
108 | ||
109 | static void wiimote_queue(struct wiimote_data *wdata, const __u8 *buffer, | |
110 | size_t count) | |
111 | { | |
112 | unsigned long flags; | |
113 | __u8 newhead; | |
114 | ||
115 | if (count > HID_MAX_BUFFER_SIZE) { | |
116 | hid_warn(wdata->hdev, "Sending too large output report\n"); | |
d758b1f0 DH |
117 | |
118 | spin_lock_irqsave(&wdata->queue.lock, flags); | |
119 | goto out_error; | |
23c063cb DH |
120 | } |
121 | ||
122 | /* | |
123 | * Copy new request into our output queue and check whether the | |
124 | * queue is full. If it is full, discard this request. | |
125 | * If it is empty we need to start a new worker that will | |
126 | * send out the buffer to the hid device. | |
127 | * If the queue is not empty, then there must be a worker | |
128 | * that is currently sending out our buffer and this worker | |
129 | * will reschedule itself until the queue is empty. | |
130 | */ | |
131 | ||
13938538 | 132 | spin_lock_irqsave(&wdata->queue.lock, flags); |
23c063cb | 133 | |
13938538 DH |
134 | memcpy(wdata->queue.outq[wdata->queue.head].data, buffer, count); |
135 | wdata->queue.outq[wdata->queue.head].size = count; | |
136 | newhead = (wdata->queue.head + 1) % WIIMOTE_BUFSIZE; | |
23c063cb | 137 | |
13938538 DH |
138 | if (wdata->queue.head == wdata->queue.tail) { |
139 | wdata->queue.head = newhead; | |
140 | schedule_work(&wdata->queue.worker); | |
141 | } else if (newhead != wdata->queue.tail) { | |
142 | wdata->queue.head = newhead; | |
23c063cb DH |
143 | } else { |
144 | hid_warn(wdata->hdev, "Output queue is full"); | |
d758b1f0 | 145 | goto out_error; |
23c063cb DH |
146 | } |
147 | ||
d758b1f0 DH |
148 | goto out_unlock; |
149 | ||
150 | out_error: | |
151 | wiimote_cmd_abort(wdata); | |
152 | out_unlock: | |
13938538 | 153 | spin_unlock_irqrestore(&wdata->queue.lock, flags); |
23c063cb DH |
154 | } |
155 | ||
c003ec21 DH |
156 | /* |
157 | * This sets the rumble bit on the given output report if rumble is | |
158 | * currently enabled. | |
159 | * \cmd1 must point to the second byte in the output report => &cmd[1] | |
160 | * This must be called on nearly every output report before passing it | |
161 | * into the output queue! | |
162 | */ | |
163 | static inline void wiiproto_keep_rumble(struct wiimote_data *wdata, __u8 *cmd1) | |
164 | { | |
165 | if (wdata->state.flags & WIIPROTO_FLAG_RUMBLE) | |
166 | *cmd1 |= 0x01; | |
167 | } | |
168 | ||
169 | static void wiiproto_req_rumble(struct wiimote_data *wdata, __u8 rumble) | |
170 | { | |
171 | __u8 cmd[2]; | |
172 | ||
173 | rumble = !!rumble; | |
174 | if (rumble == !!(wdata->state.flags & WIIPROTO_FLAG_RUMBLE)) | |
175 | return; | |
176 | ||
177 | if (rumble) | |
178 | wdata->state.flags |= WIIPROTO_FLAG_RUMBLE; | |
179 | else | |
180 | wdata->state.flags &= ~WIIPROTO_FLAG_RUMBLE; | |
181 | ||
182 | cmd[0] = WIIPROTO_REQ_RUMBLE; | |
183 | cmd[1] = 0; | |
184 | ||
185 | wiiproto_keep_rumble(wdata, &cmd[1]); | |
186 | wiimote_queue(wdata, cmd, sizeof(cmd)); | |
187 | } | |
188 | ||
db308346 DH |
189 | static void wiiproto_req_leds(struct wiimote_data *wdata, int leds) |
190 | { | |
191 | __u8 cmd[2]; | |
192 | ||
32a0d9a5 DH |
193 | leds &= WIIPROTO_FLAGS_LEDS; |
194 | if ((wdata->state.flags & WIIPROTO_FLAGS_LEDS) == leds) | |
195 | return; | |
196 | wdata->state.flags = (wdata->state.flags & ~WIIPROTO_FLAGS_LEDS) | leds; | |
197 | ||
db308346 DH |
198 | cmd[0] = WIIPROTO_REQ_LED; |
199 | cmd[1] = 0; | |
200 | ||
201 | if (leds & WIIPROTO_FLAG_LED1) | |
202 | cmd[1] |= 0x10; | |
203 | if (leds & WIIPROTO_FLAG_LED2) | |
204 | cmd[1] |= 0x20; | |
205 | if (leds & WIIPROTO_FLAG_LED3) | |
206 | cmd[1] |= 0x40; | |
207 | if (leds & WIIPROTO_FLAG_LED4) | |
208 | cmd[1] |= 0x80; | |
209 | ||
c003ec21 | 210 | wiiproto_keep_rumble(wdata, &cmd[1]); |
db308346 DH |
211 | wiimote_queue(wdata, cmd, sizeof(cmd)); |
212 | } | |
213 | ||
2cb5e4bc DH |
214 | /* |
215 | * Check what peripherals of the wiimote are currently | |
216 | * active and select a proper DRM that supports all of | |
217 | * the requested data inputs. | |
218 | */ | |
219 | static __u8 select_drm(struct wiimote_data *wdata) | |
220 | { | |
f363e4f6 | 221 | __u8 ir = wdata->state.flags & WIIPROTO_FLAGS_IR; |
cb99221b | 222 | bool ext = wiiext_active(wdata); |
f363e4f6 DH |
223 | |
224 | if (ir == WIIPROTO_FLAG_IR_BASIC) { | |
225 | if (wdata->state.flags & WIIPROTO_FLAG_ACCEL) | |
226 | return WIIPROTO_REQ_DRM_KAIE; | |
227 | else | |
228 | return WIIPROTO_REQ_DRM_KIE; | |
229 | } else if (ir == WIIPROTO_FLAG_IR_EXT) { | |
230 | return WIIPROTO_REQ_DRM_KAI; | |
231 | } else if (ir == WIIPROTO_FLAG_IR_FULL) { | |
232 | return WIIPROTO_REQ_DRM_SKAI1; | |
233 | } else { | |
cb99221b DH |
234 | if (wdata->state.flags & WIIPROTO_FLAG_ACCEL) { |
235 | if (ext) | |
236 | return WIIPROTO_REQ_DRM_KAE; | |
237 | else | |
238 | return WIIPROTO_REQ_DRM_KA; | |
239 | } else { | |
240 | if (ext) | |
241 | return WIIPROTO_REQ_DRM_KE; | |
242 | else | |
243 | return WIIPROTO_REQ_DRM_K; | |
244 | } | |
f363e4f6 | 245 | } |
2cb5e4bc DH |
246 | } |
247 | ||
7e274400 | 248 | void wiiproto_req_drm(struct wiimote_data *wdata, __u8 drm) |
2cb5e4bc DH |
249 | { |
250 | __u8 cmd[3]; | |
251 | ||
252 | if (drm == WIIPROTO_REQ_NULL) | |
253 | drm = select_drm(wdata); | |
254 | ||
255 | cmd[0] = WIIPROTO_REQ_DRM; | |
256 | cmd[1] = 0; | |
257 | cmd[2] = drm; | |
258 | ||
43d782ae | 259 | wdata->state.drm = drm; |
c003ec21 | 260 | wiiproto_keep_rumble(wdata, &cmd[1]); |
2cb5e4bc DH |
261 | wiimote_queue(wdata, cmd, sizeof(cmd)); |
262 | } | |
263 | ||
e3979a91 DH |
264 | static void wiiproto_req_status(struct wiimote_data *wdata) |
265 | { | |
266 | __u8 cmd[2]; | |
267 | ||
268 | cmd[0] = WIIPROTO_REQ_SREQ; | |
269 | cmd[1] = 0; | |
270 | ||
271 | wiiproto_keep_rumble(wdata, &cmd[1]); | |
272 | wiimote_queue(wdata, cmd, sizeof(cmd)); | |
273 | } | |
274 | ||
98a558ae DH |
275 | static void wiiproto_req_accel(struct wiimote_data *wdata, __u8 accel) |
276 | { | |
277 | accel = !!accel; | |
278 | if (accel == !!(wdata->state.flags & WIIPROTO_FLAG_ACCEL)) | |
279 | return; | |
280 | ||
281 | if (accel) | |
282 | wdata->state.flags |= WIIPROTO_FLAG_ACCEL; | |
283 | else | |
284 | wdata->state.flags &= ~WIIPROTO_FLAG_ACCEL; | |
285 | ||
286 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
287 | } | |
288 | ||
fc221cda DH |
289 | static void wiiproto_req_ir1(struct wiimote_data *wdata, __u8 flags) |
290 | { | |
291 | __u8 cmd[2]; | |
292 | ||
293 | cmd[0] = WIIPROTO_REQ_IR1; | |
294 | cmd[1] = flags; | |
295 | ||
296 | wiiproto_keep_rumble(wdata, &cmd[1]); | |
297 | wiimote_queue(wdata, cmd, sizeof(cmd)); | |
298 | } | |
299 | ||
300 | static void wiiproto_req_ir2(struct wiimote_data *wdata, __u8 flags) | |
301 | { | |
302 | __u8 cmd[2]; | |
303 | ||
304 | cmd[0] = WIIPROTO_REQ_IR2; | |
305 | cmd[1] = flags; | |
306 | ||
307 | wiiproto_keep_rumble(wdata, &cmd[1]); | |
308 | wiimote_queue(wdata, cmd, sizeof(cmd)); | |
309 | } | |
310 | ||
be1ecd62 DH |
311 | #define wiiproto_req_wreg(wdata, os, buf, sz) \ |
312 | wiiproto_req_wmem((wdata), false, (os), (buf), (sz)) | |
313 | ||
314 | #define wiiproto_req_weeprom(wdata, os, buf, sz) \ | |
315 | wiiproto_req_wmem((wdata), true, (os), (buf), (sz)) | |
316 | ||
317 | static void wiiproto_req_wmem(struct wiimote_data *wdata, bool eeprom, | |
318 | __u32 offset, const __u8 *buf, __u8 size) | |
319 | { | |
320 | __u8 cmd[22]; | |
321 | ||
322 | if (size > 16 || size == 0) { | |
323 | hid_warn(wdata->hdev, "Invalid length %d wmem request\n", size); | |
324 | return; | |
325 | } | |
326 | ||
327 | memset(cmd, 0, sizeof(cmd)); | |
328 | cmd[0] = WIIPROTO_REQ_WMEM; | |
329 | cmd[2] = (offset >> 16) & 0xff; | |
330 | cmd[3] = (offset >> 8) & 0xff; | |
331 | cmd[4] = offset & 0xff; | |
332 | cmd[5] = size; | |
333 | memcpy(&cmd[6], buf, size); | |
334 | ||
335 | if (!eeprom) | |
336 | cmd[1] |= 0x04; | |
337 | ||
338 | wiiproto_keep_rumble(wdata, &cmd[1]); | |
339 | wiimote_queue(wdata, cmd, sizeof(cmd)); | |
340 | } | |
341 | ||
1d3452c6 DH |
342 | void wiiproto_req_rmem(struct wiimote_data *wdata, bool eeprom, __u32 offset, |
343 | __u16 size) | |
fad8c0e3 DH |
344 | { |
345 | __u8 cmd[7]; | |
346 | ||
347 | if (size == 0) { | |
348 | hid_warn(wdata->hdev, "Invalid length %d rmem request\n", size); | |
349 | return; | |
350 | } | |
351 | ||
352 | cmd[0] = WIIPROTO_REQ_RMEM; | |
353 | cmd[1] = 0; | |
354 | cmd[2] = (offset >> 16) & 0xff; | |
355 | cmd[3] = (offset >> 8) & 0xff; | |
356 | cmd[4] = offset & 0xff; | |
357 | cmd[5] = (size >> 8) & 0xff; | |
358 | cmd[6] = size & 0xff; | |
359 | ||
360 | if (!eeprom) | |
361 | cmd[1] |= 0x04; | |
362 | ||
363 | wiiproto_keep_rumble(wdata, &cmd[1]); | |
364 | wiimote_queue(wdata, cmd, sizeof(cmd)); | |
365 | } | |
366 | ||
33e84013 | 367 | /* requries the cmd-mutex to be held */ |
7e274400 | 368 | int wiimote_cmd_write(struct wiimote_data *wdata, __u32 offset, |
33e84013 DH |
369 | const __u8 *wmem, __u8 size) |
370 | { | |
371 | unsigned long flags; | |
372 | int ret; | |
373 | ||
374 | spin_lock_irqsave(&wdata->state.lock, flags); | |
375 | wiimote_cmd_set(wdata, WIIPROTO_REQ_WMEM, 0); | |
376 | wiiproto_req_wreg(wdata, offset, wmem, size); | |
377 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
378 | ||
379 | ret = wiimote_cmd_wait(wdata); | |
380 | if (!ret && wdata->state.cmd_err) | |
381 | ret = -EIO; | |
382 | ||
383 | return ret; | |
384 | } | |
385 | ||
fad8c0e3 DH |
386 | /* requries the cmd-mutex to be held */ |
387 | ssize_t wiimote_cmd_read(struct wiimote_data *wdata, __u32 offset, __u8 *rmem, | |
388 | __u8 size) | |
389 | { | |
390 | unsigned long flags; | |
391 | ssize_t ret; | |
392 | ||
393 | spin_lock_irqsave(&wdata->state.lock, flags); | |
394 | wdata->state.cmd_read_size = size; | |
395 | wdata->state.cmd_read_buf = rmem; | |
396 | wiimote_cmd_set(wdata, WIIPROTO_REQ_RMEM, offset & 0xffff); | |
397 | wiiproto_req_rreg(wdata, offset, size); | |
398 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
399 | ||
400 | ret = wiimote_cmd_wait(wdata); | |
401 | ||
402 | spin_lock_irqsave(&wdata->state.lock, flags); | |
403 | wdata->state.cmd_read_buf = NULL; | |
404 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
405 | ||
406 | if (!ret) { | |
407 | if (wdata->state.cmd_read_size == 0) | |
408 | ret = -EIO; | |
409 | else | |
410 | ret = wdata->state.cmd_read_size; | |
411 | } | |
412 | ||
413 | return ret; | |
414 | } | |
415 | ||
c57ff761 DH |
416 | /* requires the cmd-mutex to be held */ |
417 | static int wiimote_cmd_init_ext(struct wiimote_data *wdata) | |
418 | { | |
419 | __u8 wmem; | |
420 | int ret; | |
421 | ||
422 | /* initialize extension */ | |
423 | wmem = 0x55; | |
424 | ret = wiimote_cmd_write(wdata, 0xa400f0, &wmem, sizeof(wmem)); | |
425 | if (ret) | |
426 | return ret; | |
427 | ||
428 | /* disable default encryption */ | |
429 | wmem = 0x0; | |
430 | ret = wiimote_cmd_write(wdata, 0xa400fb, &wmem, sizeof(wmem)); | |
431 | if (ret) | |
432 | return ret; | |
433 | ||
434 | return 0; | |
435 | } | |
436 | ||
437 | /* requires the cmd-mutex to be held */ | |
438 | static __u8 wiimote_cmd_read_ext(struct wiimote_data *wdata) | |
439 | { | |
440 | __u8 rmem[6]; | |
441 | int ret; | |
442 | ||
443 | /* read extension ID */ | |
444 | ret = wiimote_cmd_read(wdata, 0xa400fa, rmem, 6); | |
445 | if (ret != 6) | |
446 | return WIIMOTE_EXT_NONE; | |
447 | ||
448 | if (rmem[0] == 0xff && rmem[1] == 0xff && rmem[2] == 0xff && | |
449 | rmem[3] == 0xff && rmem[4] == 0xff && rmem[5] == 0xff) | |
450 | return WIIMOTE_EXT_NONE; | |
451 | ||
452 | return WIIMOTE_EXT_UNKNOWN; | |
453 | } | |
454 | ||
6591d758 DH |
455 | static int wiimote_battery_get_property(struct power_supply *psy, |
456 | enum power_supply_property psp, | |
457 | union power_supply_propval *val) | |
458 | { | |
459 | struct wiimote_data *wdata = container_of(psy, | |
460 | struct wiimote_data, battery); | |
461 | int ret = 0, state; | |
462 | unsigned long flags; | |
463 | ||
73db8813 JF |
464 | if (psp == POWER_SUPPLY_PROP_SCOPE) { |
465 | val->intval = POWER_SUPPLY_SCOPE_DEVICE; | |
466 | return 0; | |
467 | } | |
468 | ||
6591d758 DH |
469 | ret = wiimote_cmd_acquire(wdata); |
470 | if (ret) | |
471 | return ret; | |
472 | ||
473 | spin_lock_irqsave(&wdata->state.lock, flags); | |
474 | wiimote_cmd_set(wdata, WIIPROTO_REQ_SREQ, 0); | |
475 | wiiproto_req_status(wdata); | |
476 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
477 | ||
6b80bb94 | 478 | wiimote_cmd_wait(wdata); |
6591d758 DH |
479 | wiimote_cmd_release(wdata); |
480 | ||
6b80bb94 DH |
481 | spin_lock_irqsave(&wdata->state.lock, flags); |
482 | state = wdata->state.cmd_battery; | |
483 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
6591d758 DH |
484 | |
485 | switch (psp) { | |
486 | case POWER_SUPPLY_PROP_CAPACITY: | |
487 | val->intval = state * 100 / 255; | |
488 | break; | |
489 | default: | |
490 | ret = -EINVAL; | |
491 | break; | |
492 | } | |
493 | ||
494 | return ret; | |
495 | } | |
496 | ||
fc221cda DH |
497 | static int wiimote_init_ir(struct wiimote_data *wdata, __u16 mode) |
498 | { | |
499 | int ret; | |
500 | unsigned long flags; | |
501 | __u8 format = 0; | |
502 | static const __u8 data_enable[] = { 0x01 }; | |
503 | static const __u8 data_sens1[] = { 0x02, 0x00, 0x00, 0x71, 0x01, | |
504 | 0x00, 0xaa, 0x00, 0x64 }; | |
505 | static const __u8 data_sens2[] = { 0x63, 0x03 }; | |
506 | static const __u8 data_fin[] = { 0x08 }; | |
507 | ||
508 | spin_lock_irqsave(&wdata->state.lock, flags); | |
509 | ||
510 | if (mode == (wdata->state.flags & WIIPROTO_FLAGS_IR)) { | |
511 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
512 | return 0; | |
513 | } | |
514 | ||
515 | if (mode == 0) { | |
516 | wdata->state.flags &= ~WIIPROTO_FLAGS_IR; | |
517 | wiiproto_req_ir1(wdata, 0); | |
518 | wiiproto_req_ir2(wdata, 0); | |
519 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
520 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
521 | return 0; | |
522 | } | |
523 | ||
524 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
525 | ||
526 | ret = wiimote_cmd_acquire(wdata); | |
527 | if (ret) | |
528 | return ret; | |
529 | ||
530 | /* send PIXEL CLOCK ENABLE cmd first */ | |
531 | spin_lock_irqsave(&wdata->state.lock, flags); | |
532 | wiimote_cmd_set(wdata, WIIPROTO_REQ_IR1, 0); | |
533 | wiiproto_req_ir1(wdata, 0x06); | |
534 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
535 | ||
536 | ret = wiimote_cmd_wait(wdata); | |
537 | if (ret) | |
538 | goto unlock; | |
539 | if (wdata->state.cmd_err) { | |
540 | ret = -EIO; | |
541 | goto unlock; | |
542 | } | |
543 | ||
544 | /* enable IR LOGIC */ | |
545 | spin_lock_irqsave(&wdata->state.lock, flags); | |
546 | wiimote_cmd_set(wdata, WIIPROTO_REQ_IR2, 0); | |
547 | wiiproto_req_ir2(wdata, 0x06); | |
548 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
549 | ||
550 | ret = wiimote_cmd_wait(wdata); | |
551 | if (ret) | |
552 | goto unlock; | |
553 | if (wdata->state.cmd_err) { | |
554 | ret = -EIO; | |
555 | goto unlock; | |
556 | } | |
557 | ||
558 | /* enable IR cam but do not make it send data, yet */ | |
559 | ret = wiimote_cmd_write(wdata, 0xb00030, data_enable, | |
560 | sizeof(data_enable)); | |
561 | if (ret) | |
562 | goto unlock; | |
563 | ||
564 | /* write first sensitivity block */ | |
565 | ret = wiimote_cmd_write(wdata, 0xb00000, data_sens1, | |
566 | sizeof(data_sens1)); | |
567 | if (ret) | |
568 | goto unlock; | |
569 | ||
570 | /* write second sensitivity block */ | |
571 | ret = wiimote_cmd_write(wdata, 0xb0001a, data_sens2, | |
572 | sizeof(data_sens2)); | |
573 | if (ret) | |
574 | goto unlock; | |
575 | ||
576 | /* put IR cam into desired state */ | |
577 | switch (mode) { | |
578 | case WIIPROTO_FLAG_IR_FULL: | |
579 | format = 5; | |
580 | break; | |
581 | case WIIPROTO_FLAG_IR_EXT: | |
582 | format = 3; | |
583 | break; | |
584 | case WIIPROTO_FLAG_IR_BASIC: | |
585 | format = 1; | |
586 | break; | |
587 | } | |
588 | ret = wiimote_cmd_write(wdata, 0xb00033, &format, sizeof(format)); | |
589 | if (ret) | |
590 | goto unlock; | |
591 | ||
592 | /* make IR cam send data */ | |
593 | ret = wiimote_cmd_write(wdata, 0xb00030, data_fin, sizeof(data_fin)); | |
594 | if (ret) | |
595 | goto unlock; | |
596 | ||
597 | /* request new DRM mode compatible to IR mode */ | |
598 | spin_lock_irqsave(&wdata->state.lock, flags); | |
599 | wdata->state.flags &= ~WIIPROTO_FLAGS_IR; | |
600 | wdata->state.flags |= mode & WIIPROTO_FLAGS_IR; | |
601 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
602 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
603 | ||
604 | unlock: | |
605 | wiimote_cmd_release(wdata); | |
606 | return ret; | |
607 | } | |
608 | ||
23a5a4a3 DH |
609 | static enum led_brightness wiimote_leds_get(struct led_classdev *led_dev) |
610 | { | |
611 | struct wiimote_data *wdata; | |
612 | struct device *dev = led_dev->dev->parent; | |
613 | int i; | |
614 | unsigned long flags; | |
615 | bool value = false; | |
616 | ||
617 | wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev)); | |
618 | ||
619 | for (i = 0; i < 4; ++i) { | |
620 | if (wdata->leds[i] == led_dev) { | |
621 | spin_lock_irqsave(&wdata->state.lock, flags); | |
622 | value = wdata->state.flags & WIIPROTO_FLAG_LED(i + 1); | |
623 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
624 | break; | |
625 | } | |
626 | } | |
627 | ||
628 | return value ? LED_FULL : LED_OFF; | |
629 | } | |
630 | ||
631 | static void wiimote_leds_set(struct led_classdev *led_dev, | |
632 | enum led_brightness value) | |
633 | { | |
634 | struct wiimote_data *wdata; | |
635 | struct device *dev = led_dev->dev->parent; | |
636 | int i; | |
637 | unsigned long flags; | |
638 | __u8 state, flag; | |
639 | ||
640 | wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev)); | |
641 | ||
642 | for (i = 0; i < 4; ++i) { | |
643 | if (wdata->leds[i] == led_dev) { | |
644 | flag = WIIPROTO_FLAG_LED(i + 1); | |
645 | spin_lock_irqsave(&wdata->state.lock, flags); | |
646 | state = wdata->state.flags; | |
647 | if (value == LED_OFF) | |
648 | wiiproto_req_leds(wdata, state & ~flag); | |
649 | else | |
650 | wiiproto_req_leds(wdata, state | flag); | |
651 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
652 | break; | |
653 | } | |
654 | } | |
655 | } | |
3c1c2fce | 656 | |
d020be92 DH |
657 | static int wiimote_ff_play(struct input_dev *dev, void *data, |
658 | struct ff_effect *eff) | |
672bc4e0 | 659 | { |
d020be92 DH |
660 | struct wiimote_data *wdata = input_get_drvdata(dev); |
661 | __u8 value; | |
662 | unsigned long flags; | |
663 | ||
664 | /* | |
665 | * The wiimote supports only a single rumble motor so if any magnitude | |
666 | * is set to non-zero then we start the rumble motor. If both are set to | |
667 | * zero, we stop the rumble motor. | |
668 | */ | |
669 | ||
670 | if (eff->u.rumble.strong_magnitude || eff->u.rumble.weak_magnitude) | |
671 | value = 1; | |
672 | else | |
673 | value = 0; | |
674 | ||
675 | spin_lock_irqsave(&wdata->state.lock, flags); | |
676 | wiiproto_req_rumble(wdata, value); | |
677 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
678 | ||
672bc4e0 DH |
679 | return 0; |
680 | } | |
681 | ||
98a558ae DH |
682 | static int wiimote_accel_open(struct input_dev *dev) |
683 | { | |
684 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
98a558ae DH |
685 | unsigned long flags; |
686 | ||
98a558ae DH |
687 | spin_lock_irqsave(&wdata->state.lock, flags); |
688 | wiiproto_req_accel(wdata, true); | |
689 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
690 | ||
691 | return 0; | |
692 | } | |
693 | ||
694 | static void wiimote_accel_close(struct input_dev *dev) | |
695 | { | |
696 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
697 | unsigned long flags; | |
698 | ||
699 | spin_lock_irqsave(&wdata->state.lock, flags); | |
700 | wiiproto_req_accel(wdata, false); | |
701 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
98a558ae DH |
702 | } |
703 | ||
0370d7cb DH |
704 | static int wiimote_ir_open(struct input_dev *dev) |
705 | { | |
706 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
0370d7cb | 707 | |
5682b1a8 | 708 | return wiimote_init_ir(wdata, WIIPROTO_FLAG_IR_BASIC); |
0370d7cb DH |
709 | } |
710 | ||
711 | static void wiimote_ir_close(struct input_dev *dev) | |
712 | { | |
713 | struct wiimote_data *wdata = input_get_drvdata(dev); | |
714 | ||
715 | wiimote_init_ir(wdata, 0); | |
0370d7cb DH |
716 | } |
717 | ||
27f06942 DH |
718 | /* device module handling */ |
719 | ||
720 | static const __u8 * const wiimote_devtype_mods[WIIMOTE_DEV_NUM] = { | |
721 | [WIIMOTE_DEV_PENDING] = (const __u8[]){ | |
722 | WIIMOD_NULL, | |
723 | }, | |
724 | [WIIMOTE_DEV_UNKNOWN] = (const __u8[]){ | |
725 | WIIMOD_NULL, | |
726 | }, | |
727 | [WIIMOTE_DEV_GENERIC] = (const __u8[]){ | |
728 | WIIMOD_NULL, | |
729 | }, | |
730 | [WIIMOTE_DEV_GEN10] = (const __u8[]){ | |
731 | WIIMOD_NULL, | |
732 | }, | |
733 | [WIIMOTE_DEV_GEN20] = (const __u8[]){ | |
734 | WIIMOD_NULL, | |
735 | }, | |
736 | }; | |
737 | ||
738 | static void wiimote_modules_load(struct wiimote_data *wdata, | |
739 | unsigned int devtype) | |
740 | { | |
741 | bool need_input = false; | |
742 | const __u8 *mods, *iter; | |
743 | const struct wiimod_ops *ops; | |
744 | int ret; | |
745 | ||
746 | mods = wiimote_devtype_mods[devtype]; | |
747 | ||
748 | for (iter = mods; *iter != WIIMOD_NULL; ++iter) { | |
749 | if (wiimod_table[*iter]->flags & WIIMOD_FLAG_INPUT) { | |
750 | need_input = true; | |
751 | break; | |
752 | } | |
753 | } | |
754 | ||
755 | if (need_input) { | |
756 | wdata->input = input_allocate_device(); | |
757 | if (!wdata->input) | |
758 | return; | |
759 | ||
760 | input_set_drvdata(wdata->input, wdata); | |
761 | wdata->input->dev.parent = &wdata->hdev->dev; | |
762 | wdata->input->id.bustype = wdata->hdev->bus; | |
763 | wdata->input->id.vendor = wdata->hdev->vendor; | |
764 | wdata->input->id.product = wdata->hdev->product; | |
765 | wdata->input->id.version = wdata->hdev->version; | |
766 | wdata->input->name = WIIMOTE_NAME; | |
767 | } | |
768 | ||
769 | for (iter = mods; *iter != WIIMOD_NULL; ++iter) { | |
770 | ops = wiimod_table[*iter]; | |
771 | if (!ops->probe) | |
772 | continue; | |
773 | ||
774 | ret = ops->probe(ops, wdata); | |
775 | if (ret) | |
776 | goto error; | |
777 | } | |
778 | ||
779 | if (wdata->input) { | |
780 | ret = input_register_device(wdata->input); | |
781 | if (ret) | |
782 | goto error; | |
783 | } | |
784 | ||
785 | spin_lock_irq(&wdata->state.lock); | |
786 | wdata->state.devtype = devtype; | |
787 | spin_unlock_irq(&wdata->state.lock); | |
788 | return; | |
789 | ||
790 | error: | |
791 | for ( ; iter-- != mods; ) { | |
792 | ops = wiimod_table[*iter]; | |
793 | if (ops->remove) | |
794 | ops->remove(ops, wdata); | |
795 | } | |
796 | ||
797 | if (wdata->input) { | |
798 | input_free_device(wdata->input); | |
799 | wdata->input = NULL; | |
800 | } | |
801 | } | |
802 | ||
803 | static void wiimote_modules_unload(struct wiimote_data *wdata) | |
804 | { | |
805 | const __u8 *mods, *iter; | |
806 | const struct wiimod_ops *ops; | |
807 | unsigned long flags; | |
808 | ||
809 | mods = wiimote_devtype_mods[wdata->state.devtype]; | |
810 | ||
811 | spin_lock_irqsave(&wdata->state.lock, flags); | |
812 | wdata->state.devtype = WIIMOTE_DEV_UNKNOWN; | |
813 | spin_unlock_irqrestore(&wdata->state.lock, flags); | |
814 | ||
815 | /* find end of list */ | |
816 | for (iter = mods; *iter != WIIMOD_NULL; ++iter) | |
817 | /* empty */ ; | |
818 | ||
819 | if (wdata->input) { | |
820 | input_get_device(wdata->input); | |
821 | input_unregister_device(wdata->input); | |
822 | } | |
823 | ||
824 | for ( ; iter-- != mods; ) { | |
825 | ops = wiimod_table[*iter]; | |
826 | if (ops->remove) | |
827 | ops->remove(ops, wdata); | |
828 | } | |
829 | ||
830 | if (wdata->input) { | |
831 | input_put_device(wdata->input); | |
832 | wdata->input = NULL; | |
833 | } | |
834 | } | |
835 | ||
c57ff761 DH |
836 | /* device (re-)initialization and detection */ |
837 | ||
838 | static const char *wiimote_devtype_names[WIIMOTE_DEV_NUM] = { | |
839 | [WIIMOTE_DEV_PENDING] = "Pending", | |
840 | [WIIMOTE_DEV_UNKNOWN] = "Unknown", | |
841 | [WIIMOTE_DEV_GENERIC] = "Generic", | |
842 | [WIIMOTE_DEV_GEN10] = "Nintendo Wii Remote (Gen 1)", | |
843 | [WIIMOTE_DEV_GEN20] = "Nintendo Wii Remote Plus (Gen 2)", | |
844 | }; | |
845 | ||
846 | /* Try to guess the device type based on all collected information. We | |
847 | * first try to detect by static extension types, then VID/PID and the | |
848 | * device name. If we cannot detect the device, we use | |
849 | * WIIMOTE_DEV_GENERIC so all modules will get probed on the device. */ | |
850 | static void wiimote_init_set_type(struct wiimote_data *wdata, | |
851 | __u8 exttype) | |
852 | { | |
853 | __u8 devtype = WIIMOTE_DEV_GENERIC; | |
854 | __u16 vendor, product; | |
855 | const char *name; | |
856 | ||
857 | vendor = wdata->hdev->vendor; | |
858 | product = wdata->hdev->product; | |
859 | name = wdata->hdev->name; | |
860 | ||
861 | if (!strcmp(name, "Nintendo RVL-CNT-01")) { | |
862 | devtype = WIIMOTE_DEV_GEN10; | |
863 | goto done; | |
864 | } else if (!strcmp(name, "Nintendo RVL-CNT-01-TR")) { | |
865 | devtype = WIIMOTE_DEV_GEN20; | |
866 | goto done; | |
867 | } | |
868 | ||
869 | if (vendor == USB_VENDOR_ID_NINTENDO) { | |
870 | if (product == USB_DEVICE_ID_NINTENDO_WIIMOTE) { | |
871 | devtype = WIIMOTE_DEV_GEN10; | |
872 | goto done; | |
873 | } else if (product == USB_DEVICE_ID_NINTENDO_WIIMOTE2) { | |
874 | devtype = WIIMOTE_DEV_GEN20; | |
875 | goto done; | |
876 | } | |
877 | } | |
878 | ||
879 | done: | |
880 | if (devtype == WIIMOTE_DEV_GENERIC) | |
881 | hid_info(wdata->hdev, "cannot detect device; NAME: %s VID: %04x PID: %04x EXT: %04x\n", | |
882 | name, vendor, product, exttype); | |
883 | else | |
884 | hid_info(wdata->hdev, "detected device: %s\n", | |
885 | wiimote_devtype_names[devtype]); | |
886 | ||
27f06942 | 887 | wiimote_modules_load(wdata, devtype); |
c57ff761 DH |
888 | } |
889 | ||
890 | static void wiimote_init_detect(struct wiimote_data *wdata) | |
891 | { | |
892 | __u8 exttype = WIIMOTE_EXT_NONE; | |
893 | bool ext; | |
894 | int ret; | |
895 | ||
896 | wiimote_cmd_acquire_noint(wdata); | |
897 | ||
898 | spin_lock_irq(&wdata->state.lock); | |
27f06942 | 899 | wdata->state.devtype = WIIMOTE_DEV_UNKNOWN; |
c57ff761 DH |
900 | wiimote_cmd_set(wdata, WIIPROTO_REQ_SREQ, 0); |
901 | wiiproto_req_status(wdata); | |
902 | spin_unlock_irq(&wdata->state.lock); | |
903 | ||
904 | ret = wiimote_cmd_wait_noint(wdata); | |
905 | if (ret) | |
906 | goto out_release; | |
907 | ||
908 | spin_lock_irq(&wdata->state.lock); | |
909 | ext = wdata->state.flags & WIIPROTO_FLAG_EXT_PLUGGED; | |
910 | spin_unlock_irq(&wdata->state.lock); | |
911 | ||
912 | if (!ext) | |
913 | goto out_release; | |
914 | ||
915 | wiimote_cmd_init_ext(wdata); | |
916 | exttype = wiimote_cmd_read_ext(wdata); | |
917 | ||
918 | out_release: | |
919 | wiimote_cmd_release(wdata); | |
920 | wiimote_init_set_type(wdata, exttype); | |
921 | } | |
922 | ||
923 | static void wiimote_init_worker(struct work_struct *work) | |
924 | { | |
925 | struct wiimote_data *wdata = container_of(work, struct wiimote_data, | |
926 | init_worker); | |
927 | ||
928 | if (wdata->state.devtype == WIIMOTE_DEV_PENDING) | |
929 | wiimote_init_detect(wdata); | |
930 | } | |
931 | ||
932 | /* protocol handlers */ | |
933 | ||
1abb9ad3 DH |
934 | static void handler_keys(struct wiimote_data *wdata, const __u8 *payload) |
935 | { | |
936 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_LEFT], | |
937 | !!(payload[0] & 0x01)); | |
938 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_RIGHT], | |
939 | !!(payload[0] & 0x02)); | |
940 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_DOWN], | |
941 | !!(payload[0] & 0x04)); | |
942 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_UP], | |
943 | !!(payload[0] & 0x08)); | |
944 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_PLUS], | |
945 | !!(payload[0] & 0x10)); | |
946 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_TWO], | |
947 | !!(payload[1] & 0x01)); | |
948 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_ONE], | |
949 | !!(payload[1] & 0x02)); | |
950 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_B], | |
951 | !!(payload[1] & 0x04)); | |
952 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_A], | |
953 | !!(payload[1] & 0x08)); | |
954 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_MINUS], | |
955 | !!(payload[1] & 0x10)); | |
956 | input_report_key(wdata->input, wiiproto_keymap[WIIPROTO_KEY_HOME], | |
957 | !!(payload[1] & 0x80)); | |
958 | input_sync(wdata->input); | |
959 | } | |
960 | ||
efcf9188 DH |
961 | static void handler_accel(struct wiimote_data *wdata, const __u8 *payload) |
962 | { | |
963 | __u16 x, y, z; | |
964 | ||
965 | if (!(wdata->state.flags & WIIPROTO_FLAG_ACCEL)) | |
966 | return; | |
967 | ||
968 | /* | |
969 | * payload is: BB BB XX YY ZZ | |
970 | * Accelerometer data is encoded into 3 10bit values. XX, YY and ZZ | |
971 | * contain the upper 8 bits of each value. The lower 2 bits are | |
972 | * contained in the buttons data BB BB. | |
973 | * Bits 6 and 7 of the first buttons byte BB is the lower 2 bits of the | |
974 | * X accel value. Bit 5 of the second buttons byte is the 2nd bit of Y | |
975 | * accel value and bit 6 is the second bit of the Z value. | |
976 | * The first bit of Y and Z values is not available and always set to 0. | |
977 | * 0x200 is returned on no movement. | |
978 | */ | |
979 | ||
980 | x = payload[2] << 2; | |
981 | y = payload[3] << 2; | |
982 | z = payload[4] << 2; | |
983 | ||
984 | x |= (payload[0] >> 5) & 0x3; | |
985 | y |= (payload[1] >> 4) & 0x2; | |
986 | z |= (payload[1] >> 5) & 0x2; | |
987 | ||
988 | input_report_abs(wdata->accel, ABS_RX, x - 0x200); | |
989 | input_report_abs(wdata->accel, ABS_RY, y - 0x200); | |
990 | input_report_abs(wdata->accel, ABS_RZ, z - 0x200); | |
991 | input_sync(wdata->accel); | |
992 | } | |
993 | ||
eac39e7e DH |
994 | #define ir_to_input0(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \ |
995 | ABS_HAT0X, ABS_HAT0Y) | |
996 | #define ir_to_input1(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \ | |
997 | ABS_HAT1X, ABS_HAT1Y) | |
998 | #define ir_to_input2(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \ | |
999 | ABS_HAT2X, ABS_HAT2Y) | |
1000 | #define ir_to_input3(wdata, ir, packed) __ir_to_input((wdata), (ir), (packed), \ | |
1001 | ABS_HAT3X, ABS_HAT3Y) | |
1002 | ||
1003 | static void __ir_to_input(struct wiimote_data *wdata, const __u8 *ir, | |
1004 | bool packed, __u8 xid, __u8 yid) | |
1005 | { | |
1006 | __u16 x, y; | |
1007 | ||
1008 | if (!(wdata->state.flags & WIIPROTO_FLAGS_IR)) | |
1009 | return; | |
1010 | ||
1011 | /* | |
1012 | * Basic IR data is encoded into 3 bytes. The first two bytes are the | |
74b89e8a | 1013 | * lower 8 bit of the X/Y data, the 3rd byte contains the upper 2 bits |
eac39e7e DH |
1014 | * of both. |
1015 | * If data is packed, then the 3rd byte is put first and slightly | |
1016 | * reordered. This allows to interleave packed and non-packed data to | |
1017 | * have two IR sets in 5 bytes instead of 6. | |
1018 | * The resulting 10bit X/Y values are passed to the ABS_HATXY input dev. | |
1019 | */ | |
1020 | ||
1021 | if (packed) { | |
74b89e8a DH |
1022 | x = ir[1] | ((ir[0] & 0x03) << 8); |
1023 | y = ir[2] | ((ir[0] & 0x0c) << 6); | |
eac39e7e | 1024 | } else { |
74b89e8a DH |
1025 | x = ir[0] | ((ir[2] & 0x30) << 4); |
1026 | y = ir[1] | ((ir[2] & 0xc0) << 2); | |
eac39e7e DH |
1027 | } |
1028 | ||
1029 | input_report_abs(wdata->ir, xid, x); | |
1030 | input_report_abs(wdata->ir, yid, y); | |
1031 | } | |
efcf9188 | 1032 | |
2d44e3d2 DH |
1033 | /* reduced status report with "BB BB" key data only */ |
1034 | static void handler_status_K(struct wiimote_data *wdata, | |
1035 | const __u8 *payload) | |
c87019e4 DH |
1036 | { |
1037 | handler_keys(wdata, payload); | |
1038 | ||
1039 | /* on status reports the drm is reset so we need to resend the drm */ | |
1040 | wiiproto_req_drm(wdata, WIIPROTO_REQ_NULL); | |
2d44e3d2 DH |
1041 | } |
1042 | ||
1043 | /* extended status report with "BB BB LF 00 00 VV" data */ | |
1044 | static void handler_status(struct wiimote_data *wdata, const __u8 *payload) | |
1045 | { | |
1046 | handler_status_K(wdata, payload); | |
e3979a91 | 1047 | |
c57ff761 DH |
1048 | /* update extension status */ |
1049 | if (payload[2] & 0x02) { | |
1050 | wdata->state.flags |= WIIPROTO_FLAG_EXT_PLUGGED; | |
1051 | wiiext_event(wdata, true); | |
1052 | } else { | |
1053 | wdata->state.flags &= ~WIIPROTO_FLAG_EXT_PLUGGED; | |
1054 | wiiext_event(wdata, false); | |
1055 | } | |
cb99221b | 1056 | |
6b80bb94 DH |
1057 | wdata->state.cmd_battery = payload[5]; |
1058 | if (wiimote_cmd_pending(wdata, WIIPROTO_REQ_SREQ, 0)) | |
e3979a91 | 1059 | wiimote_cmd_complete(wdata); |
c87019e4 DH |
1060 | } |
1061 | ||
2d44e3d2 DH |
1062 | /* reduced generic report with "BB BB" key data only */ |
1063 | static void handler_generic_K(struct wiimote_data *wdata, const __u8 *payload) | |
1064 | { | |
1065 | handler_keys(wdata, payload); | |
1066 | } | |
1067 | ||
be1ecd62 DH |
1068 | static void handler_data(struct wiimote_data *wdata, const __u8 *payload) |
1069 | { | |
fad8c0e3 DH |
1070 | __u16 offset = payload[3] << 8 | payload[4]; |
1071 | __u8 size = (payload[2] >> 4) + 1; | |
1072 | __u8 err = payload[2] & 0x0f; | |
1073 | ||
be1ecd62 | 1074 | handler_keys(wdata, payload); |
fad8c0e3 DH |
1075 | |
1076 | if (wiimote_cmd_pending(wdata, WIIPROTO_REQ_RMEM, offset)) { | |
1077 | if (err) | |
1078 | size = 0; | |
1079 | else if (size > wdata->state.cmd_read_size) | |
1080 | size = wdata->state.cmd_read_size; | |
1081 | ||
1082 | wdata->state.cmd_read_size = size; | |
1083 | if (wdata->state.cmd_read_buf) | |
1084 | memcpy(wdata->state.cmd_read_buf, &payload[5], size); | |
1085 | wiimote_cmd_complete(wdata); | |
1086 | } | |
be1ecd62 DH |
1087 | } |
1088 | ||
c87019e4 DH |
1089 | static void handler_return(struct wiimote_data *wdata, const __u8 *payload) |
1090 | { | |
1091 | __u8 err = payload[3]; | |
1092 | __u8 cmd = payload[2]; | |
1093 | ||
1094 | handler_keys(wdata, payload); | |
1095 | ||
33e84013 DH |
1096 | if (wiimote_cmd_pending(wdata, cmd, 0)) { |
1097 | wdata->state.cmd_err = err; | |
1098 | wiimote_cmd_complete(wdata); | |
1099 | } else if (err) { | |
c87019e4 DH |
1100 | hid_warn(wdata->hdev, "Remote error %hhu on req %hhu\n", err, |
1101 | cmd); | |
33e84013 | 1102 | } |
c87019e4 DH |
1103 | } |
1104 | ||
efcf9188 DH |
1105 | static void handler_drm_KA(struct wiimote_data *wdata, const __u8 *payload) |
1106 | { | |
1107 | handler_keys(wdata, payload); | |
1108 | handler_accel(wdata, payload); | |
1109 | } | |
1110 | ||
7336b9f9 DH |
1111 | static void handler_drm_KE(struct wiimote_data *wdata, const __u8 *payload) |
1112 | { | |
1113 | handler_keys(wdata, payload); | |
0b6815d7 | 1114 | wiiext_handle(wdata, &payload[2]); |
7336b9f9 DH |
1115 | } |
1116 | ||
efcf9188 DH |
1117 | static void handler_drm_KAI(struct wiimote_data *wdata, const __u8 *payload) |
1118 | { | |
1119 | handler_keys(wdata, payload); | |
1120 | handler_accel(wdata, payload); | |
eac39e7e DH |
1121 | ir_to_input0(wdata, &payload[5], false); |
1122 | ir_to_input1(wdata, &payload[8], false); | |
1123 | ir_to_input2(wdata, &payload[11], false); | |
1124 | ir_to_input3(wdata, &payload[14], false); | |
1125 | input_sync(wdata->ir); | |
1126 | } | |
1127 | ||
7336b9f9 DH |
1128 | static void handler_drm_KEE(struct wiimote_data *wdata, const __u8 *payload) |
1129 | { | |
1130 | handler_keys(wdata, payload); | |
0b6815d7 | 1131 | wiiext_handle(wdata, &payload[2]); |
7336b9f9 DH |
1132 | } |
1133 | ||
eac39e7e DH |
1134 | static void handler_drm_KIE(struct wiimote_data *wdata, const __u8 *payload) |
1135 | { | |
1136 | handler_keys(wdata, payload); | |
1137 | ir_to_input0(wdata, &payload[2], false); | |
1138 | ir_to_input1(wdata, &payload[4], true); | |
1139 | ir_to_input2(wdata, &payload[7], false); | |
1140 | ir_to_input3(wdata, &payload[9], true); | |
1141 | input_sync(wdata->ir); | |
0b6815d7 | 1142 | wiiext_handle(wdata, &payload[12]); |
efcf9188 DH |
1143 | } |
1144 | ||
1145 | static void handler_drm_KAE(struct wiimote_data *wdata, const __u8 *payload) | |
1146 | { | |
1147 | handler_keys(wdata, payload); | |
1148 | handler_accel(wdata, payload); | |
0b6815d7 | 1149 | wiiext_handle(wdata, &payload[5]); |
efcf9188 DH |
1150 | } |
1151 | ||
1152 | static void handler_drm_KAIE(struct wiimote_data *wdata, const __u8 *payload) | |
1153 | { | |
1154 | handler_keys(wdata, payload); | |
1155 | handler_accel(wdata, payload); | |
eac39e7e DH |
1156 | ir_to_input0(wdata, &payload[5], false); |
1157 | ir_to_input1(wdata, &payload[7], true); | |
1158 | ir_to_input2(wdata, &payload[10], false); | |
1159 | ir_to_input3(wdata, &payload[12], true); | |
1160 | input_sync(wdata->ir); | |
0b6815d7 | 1161 | wiiext_handle(wdata, &payload[15]); |
efcf9188 DH |
1162 | } |
1163 | ||
7336b9f9 DH |
1164 | static void handler_drm_E(struct wiimote_data *wdata, const __u8 *payload) |
1165 | { | |
0b6815d7 | 1166 | wiiext_handle(wdata, payload); |
7336b9f9 DH |
1167 | } |
1168 | ||
efcf9188 DH |
1169 | static void handler_drm_SKAI1(struct wiimote_data *wdata, const __u8 *payload) |
1170 | { | |
1171 | handler_keys(wdata, payload); | |
1172 | ||
1173 | wdata->state.accel_split[0] = payload[2]; | |
1174 | wdata->state.accel_split[1] = (payload[0] >> 1) & (0x10 | 0x20); | |
1175 | wdata->state.accel_split[1] |= (payload[1] << 1) & (0x40 | 0x80); | |
eac39e7e DH |
1176 | |
1177 | ir_to_input0(wdata, &payload[3], false); | |
1178 | ir_to_input1(wdata, &payload[12], false); | |
1179 | input_sync(wdata->ir); | |
efcf9188 DH |
1180 | } |
1181 | ||
1182 | static void handler_drm_SKAI2(struct wiimote_data *wdata, const __u8 *payload) | |
1183 | { | |
1184 | __u8 buf[5]; | |
1185 | ||
1186 | handler_keys(wdata, payload); | |
1187 | ||
1188 | wdata->state.accel_split[1] |= (payload[0] >> 5) & (0x01 | 0x02); | |
1189 | wdata->state.accel_split[1] |= (payload[1] >> 3) & (0x04 | 0x08); | |
1190 | ||
1191 | buf[0] = 0; | |
1192 | buf[1] = 0; | |
1193 | buf[2] = wdata->state.accel_split[0]; | |
1194 | buf[3] = payload[2]; | |
1195 | buf[4] = wdata->state.accel_split[1]; | |
1196 | handler_accel(wdata, buf); | |
eac39e7e DH |
1197 | |
1198 | ir_to_input2(wdata, &payload[3], false); | |
1199 | ir_to_input3(wdata, &payload[12], false); | |
1200 | input_sync(wdata->ir); | |
efcf9188 DH |
1201 | } |
1202 | ||
a4d19197 DH |
1203 | struct wiiproto_handler { |
1204 | __u8 id; | |
1205 | size_t size; | |
1206 | void (*func)(struct wiimote_data *wdata, const __u8 *payload); | |
1207 | }; | |
1208 | ||
1209 | static struct wiiproto_handler handlers[] = { | |
c87019e4 | 1210 | { .id = WIIPROTO_REQ_STATUS, .size = 6, .func = handler_status }, |
2d44e3d2 | 1211 | { .id = WIIPROTO_REQ_STATUS, .size = 2, .func = handler_status_K }, |
be1ecd62 | 1212 | { .id = WIIPROTO_REQ_DATA, .size = 21, .func = handler_data }, |
2d44e3d2 | 1213 | { .id = WIIPROTO_REQ_DATA, .size = 2, .func = handler_generic_K }, |
c87019e4 | 1214 | { .id = WIIPROTO_REQ_RETURN, .size = 4, .func = handler_return }, |
2d44e3d2 | 1215 | { .id = WIIPROTO_REQ_RETURN, .size = 2, .func = handler_generic_K }, |
1abb9ad3 | 1216 | { .id = WIIPROTO_REQ_DRM_K, .size = 2, .func = handler_keys }, |
efcf9188 | 1217 | { .id = WIIPROTO_REQ_DRM_KA, .size = 5, .func = handler_drm_KA }, |
2d44e3d2 | 1218 | { .id = WIIPROTO_REQ_DRM_KA, .size = 2, .func = handler_generic_K }, |
7336b9f9 | 1219 | { .id = WIIPROTO_REQ_DRM_KE, .size = 10, .func = handler_drm_KE }, |
2d44e3d2 | 1220 | { .id = WIIPROTO_REQ_DRM_KE, .size = 2, .func = handler_generic_K }, |
efcf9188 | 1221 | { .id = WIIPROTO_REQ_DRM_KAI, .size = 17, .func = handler_drm_KAI }, |
2d44e3d2 | 1222 | { .id = WIIPROTO_REQ_DRM_KAI, .size = 2, .func = handler_generic_K }, |
7336b9f9 | 1223 | { .id = WIIPROTO_REQ_DRM_KEE, .size = 21, .func = handler_drm_KEE }, |
2d44e3d2 | 1224 | { .id = WIIPROTO_REQ_DRM_KEE, .size = 2, .func = handler_generic_K }, |
efcf9188 | 1225 | { .id = WIIPROTO_REQ_DRM_KAE, .size = 21, .func = handler_drm_KAE }, |
2d44e3d2 | 1226 | { .id = WIIPROTO_REQ_DRM_KAE, .size = 2, .func = handler_generic_K }, |
eac39e7e | 1227 | { .id = WIIPROTO_REQ_DRM_KIE, .size = 21, .func = handler_drm_KIE }, |
2d44e3d2 | 1228 | { .id = WIIPROTO_REQ_DRM_KIE, .size = 2, .func = handler_generic_K }, |
efcf9188 | 1229 | { .id = WIIPROTO_REQ_DRM_KAIE, .size = 21, .func = handler_drm_KAIE }, |
2d44e3d2 | 1230 | { .id = WIIPROTO_REQ_DRM_KAIE, .size = 2, .func = handler_generic_K }, |
7336b9f9 | 1231 | { .id = WIIPROTO_REQ_DRM_E, .size = 21, .func = handler_drm_E }, |
efcf9188 DH |
1232 | { .id = WIIPROTO_REQ_DRM_SKAI1, .size = 21, .func = handler_drm_SKAI1 }, |
1233 | { .id = WIIPROTO_REQ_DRM_SKAI2, .size = 21, .func = handler_drm_SKAI2 }, | |
a4d19197 DH |
1234 | { .id = 0 } |
1235 | }; | |
1236 | ||
02fb72a0 DH |
1237 | static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report, |
1238 | u8 *raw_data, int size) | |
1239 | { | |
4d36e975 | 1240 | struct wiimote_data *wdata = hid_get_drvdata(hdev); |
a4d19197 DH |
1241 | struct wiiproto_handler *h; |
1242 | int i; | |
32a0d9a5 | 1243 | unsigned long flags; |
4d36e975 | 1244 | |
02fb72a0 DH |
1245 | if (size < 1) |
1246 | return -EINVAL; | |
1247 | ||
32a0d9a5 DH |
1248 | spin_lock_irqsave(&wdata->state.lock, flags); |
1249 | ||
a4d19197 DH |
1250 | for (i = 0; handlers[i].id; ++i) { |
1251 | h = &handlers[i]; | |
7336b9f9 | 1252 | if (h->id == raw_data[0] && h->size < size) { |
a4d19197 | 1253 | h->func(wdata, &raw_data[1]); |
2d44e3d2 | 1254 | break; |
7336b9f9 | 1255 | } |
a4d19197 DH |
1256 | } |
1257 | ||
2d44e3d2 | 1258 | if (!handlers[i].id) |
7336b9f9 DH |
1259 | hid_warn(hdev, "Unhandled report %hhu size %d\n", raw_data[0], |
1260 | size); | |
1261 | ||
32a0d9a5 DH |
1262 | spin_unlock_irqrestore(&wdata->state.lock, flags); |
1263 | ||
02fb72a0 DH |
1264 | return 0; |
1265 | } | |
1266 | ||
23a5a4a3 DH |
1267 | static void wiimote_leds_destroy(struct wiimote_data *wdata) |
1268 | { | |
1269 | int i; | |
1270 | struct led_classdev *led; | |
1271 | ||
1272 | for (i = 0; i < 4; ++i) { | |
1273 | if (wdata->leds[i]) { | |
1274 | led = wdata->leds[i]; | |
1275 | wdata->leds[i] = NULL; | |
1276 | led_classdev_unregister(led); | |
1277 | kfree(led); | |
1278 | } | |
1279 | } | |
1280 | } | |
1281 | ||
1282 | static int wiimote_leds_create(struct wiimote_data *wdata) | |
1283 | { | |
1284 | int i, ret; | |
1285 | struct device *dev = &wdata->hdev->dev; | |
1286 | size_t namesz = strlen(dev_name(dev)) + 9; | |
1287 | struct led_classdev *led; | |
1288 | char *name; | |
1289 | ||
1290 | for (i = 0; i < 4; ++i) { | |
1291 | led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL); | |
1292 | if (!led) { | |
1293 | ret = -ENOMEM; | |
1294 | goto err; | |
1295 | } | |
1296 | name = (void*)&led[1]; | |
1297 | snprintf(name, namesz, "%s:blue:p%d", dev_name(dev), i); | |
1298 | led->name = name; | |
1299 | led->brightness = 0; | |
1300 | led->max_brightness = 1; | |
1301 | led->brightness_get = wiimote_leds_get; | |
1302 | led->brightness_set = wiimote_leds_set; | |
1303 | ||
1304 | ret = led_classdev_register(dev, led); | |
1305 | if (ret) { | |
1306 | kfree(led); | |
1307 | goto err; | |
1308 | } | |
1309 | wdata->leds[i] = led; | |
1310 | } | |
1311 | ||
1312 | return 0; | |
1313 | ||
1314 | err: | |
1315 | wiimote_leds_destroy(wdata); | |
1316 | return ret; | |
1317 | } | |
1318 | ||
e894d0e3 DH |
1319 | static struct wiimote_data *wiimote_create(struct hid_device *hdev) |
1320 | { | |
1321 | struct wiimote_data *wdata; | |
1abb9ad3 | 1322 | int i; |
e894d0e3 DH |
1323 | |
1324 | wdata = kzalloc(sizeof(*wdata), GFP_KERNEL); | |
1325 | if (!wdata) | |
1326 | return NULL; | |
1327 | ||
672bc4e0 | 1328 | wdata->input = input_allocate_device(); |
98a558ae DH |
1329 | if (!wdata->input) |
1330 | goto err; | |
672bc4e0 | 1331 | |
e894d0e3 DH |
1332 | wdata->hdev = hdev; |
1333 | hid_set_drvdata(hdev, wdata); | |
1334 | ||
672bc4e0 | 1335 | input_set_drvdata(wdata->input, wdata); |
672bc4e0 DH |
1336 | wdata->input->dev.parent = &wdata->hdev->dev; |
1337 | wdata->input->id.bustype = wdata->hdev->bus; | |
1338 | wdata->input->id.vendor = wdata->hdev->vendor; | |
1339 | wdata->input->id.product = wdata->hdev->product; | |
1340 | wdata->input->id.version = wdata->hdev->version; | |
1341 | wdata->input->name = WIIMOTE_NAME; | |
1342 | ||
1abb9ad3 DH |
1343 | set_bit(EV_KEY, wdata->input->evbit); |
1344 | for (i = 0; i < WIIPROTO_KEY_COUNT; ++i) | |
1345 | set_bit(wiiproto_keymap[i], wdata->input->keybit); | |
1346 | ||
d020be92 | 1347 | set_bit(FF_RUMBLE, wdata->input->ffbit); |
98a558ae DH |
1348 | if (input_ff_create_memless(wdata->input, NULL, wiimote_ff_play)) |
1349 | goto err_input; | |
1350 | ||
1351 | wdata->accel = input_allocate_device(); | |
1352 | if (!wdata->accel) | |
1353 | goto err_input; | |
1354 | ||
1355 | input_set_drvdata(wdata->accel, wdata); | |
1356 | wdata->accel->open = wiimote_accel_open; | |
1357 | wdata->accel->close = wiimote_accel_close; | |
1358 | wdata->accel->dev.parent = &wdata->hdev->dev; | |
1359 | wdata->accel->id.bustype = wdata->hdev->bus; | |
1360 | wdata->accel->id.vendor = wdata->hdev->vendor; | |
1361 | wdata->accel->id.product = wdata->hdev->product; | |
1362 | wdata->accel->id.version = wdata->hdev->version; | |
1363 | wdata->accel->name = WIIMOTE_NAME " Accelerometer"; | |
1364 | ||
1365 | set_bit(EV_ABS, wdata->accel->evbit); | |
1366 | set_bit(ABS_RX, wdata->accel->absbit); | |
1367 | set_bit(ABS_RY, wdata->accel->absbit); | |
1368 | set_bit(ABS_RZ, wdata->accel->absbit); | |
1369 | input_set_abs_params(wdata->accel, ABS_RX, -500, 500, 2, 4); | |
1370 | input_set_abs_params(wdata->accel, ABS_RY, -500, 500, 2, 4); | |
1371 | input_set_abs_params(wdata->accel, ABS_RZ, -500, 500, 2, 4); | |
d020be92 | 1372 | |
f363e4f6 DH |
1373 | wdata->ir = input_allocate_device(); |
1374 | if (!wdata->ir) | |
1375 | goto err_ir; | |
1376 | ||
1377 | input_set_drvdata(wdata->ir, wdata); | |
0370d7cb DH |
1378 | wdata->ir->open = wiimote_ir_open; |
1379 | wdata->ir->close = wiimote_ir_close; | |
f363e4f6 DH |
1380 | wdata->ir->dev.parent = &wdata->hdev->dev; |
1381 | wdata->ir->id.bustype = wdata->hdev->bus; | |
1382 | wdata->ir->id.vendor = wdata->hdev->vendor; | |
1383 | wdata->ir->id.product = wdata->hdev->product; | |
1384 | wdata->ir->id.version = wdata->hdev->version; | |
1385 | wdata->ir->name = WIIMOTE_NAME " IR"; | |
1386 | ||
1387 | set_bit(EV_ABS, wdata->ir->evbit); | |
1388 | set_bit(ABS_HAT0X, wdata->ir->absbit); | |
1389 | set_bit(ABS_HAT0Y, wdata->ir->absbit); | |
1390 | set_bit(ABS_HAT1X, wdata->ir->absbit); | |
1391 | set_bit(ABS_HAT1Y, wdata->ir->absbit); | |
1392 | set_bit(ABS_HAT2X, wdata->ir->absbit); | |
1393 | set_bit(ABS_HAT2Y, wdata->ir->absbit); | |
1394 | set_bit(ABS_HAT3X, wdata->ir->absbit); | |
1395 | set_bit(ABS_HAT3Y, wdata->ir->absbit); | |
1396 | input_set_abs_params(wdata->ir, ABS_HAT0X, 0, 1023, 2, 4); | |
1397 | input_set_abs_params(wdata->ir, ABS_HAT0Y, 0, 767, 2, 4); | |
1398 | input_set_abs_params(wdata->ir, ABS_HAT1X, 0, 1023, 2, 4); | |
1399 | input_set_abs_params(wdata->ir, ABS_HAT1Y, 0, 767, 2, 4); | |
1400 | input_set_abs_params(wdata->ir, ABS_HAT2X, 0, 1023, 2, 4); | |
1401 | input_set_abs_params(wdata->ir, ABS_HAT2Y, 0, 767, 2, 4); | |
1402 | input_set_abs_params(wdata->ir, ABS_HAT3X, 0, 1023, 2, 4); | |
1403 | input_set_abs_params(wdata->ir, ABS_HAT3Y, 0, 767, 2, 4); | |
1404 | ||
13938538 DH |
1405 | spin_lock_init(&wdata->queue.lock); |
1406 | INIT_WORK(&wdata->queue.worker, wiimote_queue_worker); | |
23c063cb | 1407 | |
32a0d9a5 | 1408 | spin_lock_init(&wdata->state.lock); |
29d28064 DH |
1409 | init_completion(&wdata->state.ready); |
1410 | mutex_init(&wdata->state.sync); | |
43d782ae | 1411 | wdata->state.drm = WIIPROTO_REQ_DRM_K; |
6b80bb94 | 1412 | wdata->state.cmd_battery = 0xff; |
32a0d9a5 | 1413 | |
c57ff761 DH |
1414 | INIT_WORK(&wdata->init_worker, wiimote_init_worker); |
1415 | ||
e894d0e3 | 1416 | return wdata; |
98a558ae | 1417 | |
f363e4f6 DH |
1418 | err_ir: |
1419 | input_free_device(wdata->accel); | |
98a558ae DH |
1420 | err_input: |
1421 | input_free_device(wdata->input); | |
1422 | err: | |
1423 | kfree(wdata); | |
1424 | return NULL; | |
e894d0e3 DH |
1425 | } |
1426 | ||
1427 | static void wiimote_destroy(struct wiimote_data *wdata) | |
1428 | { | |
43e5e7c6 | 1429 | wiidebug_deinit(wdata); |
cb99221b | 1430 | wiiext_deinit(wdata); |
23a5a4a3 | 1431 | wiimote_leds_destroy(wdata); |
3989ef6c | 1432 | |
27f06942 | 1433 | wiimote_modules_unload(wdata); |
6591d758 | 1434 | power_supply_unregister(&wdata->battery); |
001dac87 | 1435 | kfree(wdata->battery.name); |
98a558ae | 1436 | input_unregister_device(wdata->accel); |
f363e4f6 | 1437 | input_unregister_device(wdata->ir); |
3989ef6c | 1438 | input_unregister_device(wdata->input); |
c57ff761 | 1439 | cancel_work_sync(&wdata->init_worker); |
13938538 | 1440 | cancel_work_sync(&wdata->queue.worker); |
5682b1a8 | 1441 | hid_hw_close(wdata->hdev); |
3989ef6c DH |
1442 | hid_hw_stop(wdata->hdev); |
1443 | ||
e894d0e3 DH |
1444 | kfree(wdata); |
1445 | } | |
1446 | ||
02fb72a0 DH |
1447 | static int wiimote_hid_probe(struct hid_device *hdev, |
1448 | const struct hid_device_id *id) | |
fb51b443 | 1449 | { |
e894d0e3 | 1450 | struct wiimote_data *wdata; |
02fb72a0 DH |
1451 | int ret; |
1452 | ||
90120d66 DH |
1453 | hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; |
1454 | ||
e894d0e3 DH |
1455 | wdata = wiimote_create(hdev); |
1456 | if (!wdata) { | |
1457 | hid_err(hdev, "Can't alloc device\n"); | |
1458 | return -ENOMEM; | |
1459 | } | |
1460 | ||
02fb72a0 DH |
1461 | ret = hid_parse(hdev); |
1462 | if (ret) { | |
1463 | hid_err(hdev, "HID parse failed\n"); | |
e894d0e3 | 1464 | goto err; |
02fb72a0 DH |
1465 | } |
1466 | ||
1467 | ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW); | |
1468 | if (ret) { | |
1469 | hid_err(hdev, "HW start failed\n"); | |
e894d0e3 | 1470 | goto err; |
02fb72a0 DH |
1471 | } |
1472 | ||
5682b1a8 DH |
1473 | ret = hid_hw_open(hdev); |
1474 | if (ret) { | |
1475 | hid_err(hdev, "cannot start hardware I/O\n"); | |
1476 | goto err_stop; | |
1477 | } | |
1478 | ||
98a558ae | 1479 | ret = input_register_device(wdata->accel); |
672bc4e0 DH |
1480 | if (ret) { |
1481 | hid_err(hdev, "Cannot register input device\n"); | |
5682b1a8 | 1482 | goto err_close; |
672bc4e0 DH |
1483 | } |
1484 | ||
f363e4f6 DH |
1485 | ret = input_register_device(wdata->ir); |
1486 | if (ret) { | |
1487 | hid_err(hdev, "Cannot register input device\n"); | |
1488 | goto err_ir; | |
1489 | } | |
1490 | ||
98a558ae DH |
1491 | ret = input_register_device(wdata->input); |
1492 | if (ret) { | |
1493 | hid_err(hdev, "Cannot register input device\n"); | |
1494 | goto err_input; | |
1495 | } | |
1496 | ||
6591d758 DH |
1497 | wdata->battery.properties = wiimote_battery_props; |
1498 | wdata->battery.num_properties = ARRAY_SIZE(wiimote_battery_props); | |
1499 | wdata->battery.get_property = wiimote_battery_get_property; | |
6591d758 DH |
1500 | wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY; |
1501 | wdata->battery.use_for_apm = 0; | |
001dac87 DH |
1502 | wdata->battery.name = kasprintf(GFP_KERNEL, "wiimote_battery_%s", |
1503 | wdata->hdev->uniq); | |
1504 | if (!wdata->battery.name) { | |
1505 | ret = -ENOMEM; | |
1506 | goto err_battery_name; | |
1507 | } | |
6591d758 DH |
1508 | |
1509 | ret = power_supply_register(&wdata->hdev->dev, &wdata->battery); | |
1510 | if (ret) { | |
1511 | hid_err(hdev, "Cannot register battery device\n"); | |
1512 | goto err_battery; | |
1513 | } | |
1514 | ||
217c8b2b JK |
1515 | power_supply_powers(&wdata->battery, &hdev->dev); |
1516 | ||
23a5a4a3 | 1517 | ret = wiimote_leds_create(wdata); |
3989ef6c DH |
1518 | if (ret) |
1519 | goto err_free; | |
1520 | ||
cb99221b DH |
1521 | ret = wiiext_init(wdata); |
1522 | if (ret) | |
1523 | goto err_free; | |
1524 | ||
43e5e7c6 DH |
1525 | ret = wiidebug_init(wdata); |
1526 | if (ret) | |
1527 | goto err_free; | |
1528 | ||
02fb72a0 | 1529 | hid_info(hdev, "New device registered\n"); |
32a0d9a5 DH |
1530 | |
1531 | /* by default set led1 after device initialization */ | |
1532 | spin_lock_irq(&wdata->state.lock); | |
db308346 | 1533 | wiiproto_req_leds(wdata, WIIPROTO_FLAG_LED1); |
32a0d9a5 DH |
1534 | spin_unlock_irq(&wdata->state.lock); |
1535 | ||
c57ff761 DH |
1536 | /* schedule device detection */ |
1537 | schedule_work(&wdata->init_worker); | |
1538 | ||
fb51b443 | 1539 | return 0; |
e894d0e3 | 1540 | |
3989ef6c DH |
1541 | err_free: |
1542 | wiimote_destroy(wdata); | |
1543 | return ret; | |
1544 | ||
6591d758 | 1545 | err_battery: |
001dac87 DH |
1546 | kfree(wdata->battery.name); |
1547 | err_battery_name: | |
6591d758 DH |
1548 | input_unregister_device(wdata->input); |
1549 | wdata->input = NULL; | |
98a558ae | 1550 | err_input: |
f363e4f6 DH |
1551 | input_unregister_device(wdata->ir); |
1552 | wdata->ir = NULL; | |
1553 | err_ir: | |
98a558ae DH |
1554 | input_unregister_device(wdata->accel); |
1555 | wdata->accel = NULL; | |
5682b1a8 DH |
1556 | err_close: |
1557 | hid_hw_close(hdev); | |
672bc4e0 DH |
1558 | err_stop: |
1559 | hid_hw_stop(hdev); | |
e894d0e3 | 1560 | err: |
f363e4f6 | 1561 | input_free_device(wdata->ir); |
98a558ae | 1562 | input_free_device(wdata->accel); |
672bc4e0 | 1563 | input_free_device(wdata->input); |
3989ef6c | 1564 | kfree(wdata); |
e894d0e3 | 1565 | return ret; |
fb51b443 DH |
1566 | } |
1567 | ||
02fb72a0 DH |
1568 | static void wiimote_hid_remove(struct hid_device *hdev) |
1569 | { | |
e894d0e3 DH |
1570 | struct wiimote_data *wdata = hid_get_drvdata(hdev); |
1571 | ||
02fb72a0 | 1572 | hid_info(hdev, "Device removed\n"); |
e894d0e3 | 1573 | wiimote_destroy(wdata); |
02fb72a0 DH |
1574 | } |
1575 | ||
1576 | static const struct hid_device_id wiimote_hid_devices[] = { | |
1577 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, | |
1578 | USB_DEVICE_ID_NINTENDO_WIIMOTE) }, | |
a33042fa DH |
1579 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, |
1580 | USB_DEVICE_ID_NINTENDO_WIIMOTE2) }, | |
02fb72a0 DH |
1581 | { } |
1582 | }; | |
1583 | MODULE_DEVICE_TABLE(hid, wiimote_hid_devices); | |
1584 | ||
1585 | static struct hid_driver wiimote_hid_driver = { | |
1586 | .name = "wiimote", | |
1587 | .id_table = wiimote_hid_devices, | |
1588 | .probe = wiimote_hid_probe, | |
1589 | .remove = wiimote_hid_remove, | |
1590 | .raw_event = wiimote_hid_event, | |
1591 | }; | |
f425458e | 1592 | module_hid_driver(wiimote_hid_driver); |
02fb72a0 | 1593 | |
fb51b443 DH |
1594 | MODULE_LICENSE("GPL"); |
1595 | MODULE_AUTHOR("David Herrmann <dh.herrmann@gmail.com>"); | |
92eda7e4 | 1596 | MODULE_DESCRIPTION("Driver for Nintendo Wii / Wii U peripherals"); |