1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2012 Huang Wen Hui
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 #include "opt_evdev.h"
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
35 #include <sys/malloc.h>
36 #include <sys/module.h>
37 #include <sys/lock.h>
38 #include <sys/mutex.h>
39 #include <sys/bus.h>
40 #include <sys/conf.h>
41 #include <sys/fcntl.h>
42 #include <sys/file.h>
43 #include <sys/selinfo.h>
44 #include <sys/poll.h>
45 #include <sys/sysctl.h>
46
47 #include <dev/hid/hid.h>
48
49 #include <dev/usb/usb.h>
50 #include <dev/usb/usbdi.h>
51 #include <dev/usb/usbdi_util.h>
52 #include <dev/usb/usbhid.h>
53
54 #include "usbdevs.h"
55
56 #define USB_DEBUG_VAR wsp_debug
57 #include <dev/usb/usb_debug.h>
58
59 #ifdef EVDEV_SUPPORT
60 #include <dev/evdev/input.h>
61 #include <dev/evdev/evdev.h>
62 #endif
63
64 #include <sys/mouse.h>
65
66 #define WSP_DRIVER_NAME "wsp"
67 #define WSP_BUFFER_MAX 1024
68
69 #define WSP_CLAMP(x,low,high) do { \
70 if ((x) < (low)) \
71 (x) = (low); \
72 else if ((x) > (high)) \
73 (x) = (high); \
74 } while (0)
75
76 /* Tunables */
77 static SYSCTL_NODE(_hw_usb, OID_AUTO, wsp, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
78 "USB wsp");
79
80 #ifdef USB_DEBUG
81 enum wsp_log_level {
82 WSP_LLEVEL_DISABLED = 0,
83 WSP_LLEVEL_ERROR,
84 WSP_LLEVEL_DEBUG, /* for troubleshooting */
85 WSP_LLEVEL_INFO, /* for diagnostics */
86 };
87 static int wsp_debug = WSP_LLEVEL_ERROR;/* the default is to only log errors */
88
89 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, debug, CTLFLAG_RWTUN,
90 &wsp_debug, WSP_LLEVEL_ERROR, "WSP debug level");
91 #endif /* USB_DEBUG */
92
93 static struct wsp_tuning {
94 int scale_factor;
95 int z_factor;
96 int z_invert;
97 int pressure_touch_threshold;
98 int pressure_untouch_threshold;
99 int pressure_tap_threshold;
100 int scr_hor_threshold;
101 int enable_single_tap_clicks;
102 }
103 wsp_tuning =
104 {
105 .scale_factor = 12,
106 .z_factor = 5,
107 .z_invert = 0,
108 .pressure_touch_threshold = 50,
109 .pressure_untouch_threshold = 10,
110 .pressure_tap_threshold = 120,
111 .scr_hor_threshold = 20,
112 .enable_single_tap_clicks = 1,
113 };
114
115 static void
wsp_runing_rangecheck(struct wsp_tuning * ptun)116 wsp_runing_rangecheck(struct wsp_tuning *ptun)
117 {
118 WSP_CLAMP(ptun->scale_factor, 1, 63);
119 WSP_CLAMP(ptun->z_factor, 1, 63);
120 WSP_CLAMP(ptun->z_invert, 0, 1);
121 WSP_CLAMP(ptun->pressure_touch_threshold, 1, 255);
122 WSP_CLAMP(ptun->pressure_untouch_threshold, 1, 255);
123 WSP_CLAMP(ptun->pressure_tap_threshold, 1, 255);
124 WSP_CLAMP(ptun->scr_hor_threshold, 1, 255);
125 WSP_CLAMP(ptun->enable_single_tap_clicks, 0, 1);
126 }
127
128 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, scale_factor, CTLFLAG_RWTUN,
129 &wsp_tuning.scale_factor, 0, "movement scale factor");
130 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, z_factor, CTLFLAG_RWTUN,
131 &wsp_tuning.z_factor, 0, "Z-axis scale factor");
132 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, z_invert, CTLFLAG_RWTUN,
133 &wsp_tuning.z_invert, 0, "enable Z-axis inversion");
134 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, pressure_touch_threshold, CTLFLAG_RWTUN,
135 &wsp_tuning.pressure_touch_threshold, 0, "touch pressure threshold");
136 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, pressure_untouch_threshold, CTLFLAG_RWTUN,
137 &wsp_tuning.pressure_untouch_threshold, 0, "untouch pressure threshold");
138 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, pressure_tap_threshold, CTLFLAG_RWTUN,
139 &wsp_tuning.pressure_tap_threshold, 0, "tap pressure threshold");
140 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, scr_hor_threshold, CTLFLAG_RWTUN,
141 &wsp_tuning.scr_hor_threshold, 0, "horizontal scrolling threshold");
142 SYSCTL_INT(_hw_usb_wsp, OID_AUTO, enable_single_tap_clicks, CTLFLAG_RWTUN,
143 &wsp_tuning.enable_single_tap_clicks, 0, "enable single tap clicks");
144
145 /*
146 * Some tables, structures, definitions and constant values for the
147 * touchpad protocol has been copied from Linux's
148 * "drivers/input/mouse/bcm5974.c" which has the following copyright
149 * holders under GPLv2. All device specific code in this driver has
150 * been written from scratch. The decoding algorithm is based on
151 * output from FreeBSD's usbdump.
152 *
153 * Copyright (C) 2008 Henrik Rydberg (rydberg@euromail.se)
154 * Copyright (C) 2008 Scott Shawcroft (scott.shawcroft@gmail.com)
155 * Copyright (C) 2001-2004 Greg Kroah-Hartman (greg@kroah.com)
156 * Copyright (C) 2005 Johannes Berg (johannes@sipsolutions.net)
157 * Copyright (C) 2005 Stelian Pop (stelian@popies.net)
158 * Copyright (C) 2005 Frank Arnold (frank@scirocco-5v-turbo.de)
159 * Copyright (C) 2005 Peter Osterlund (petero2@telia.com)
160 * Copyright (C) 2005 Michael Hanselmann (linux-kernel@hansmi.ch)
161 * Copyright (C) 2006 Nicolas Boichat (nicolas@boichat.ch)
162 */
163
164 /* button data structure */
165 struct bt_data {
166 uint8_t unknown1; /* constant */
167 uint8_t button; /* left button */
168 uint8_t rel_x; /* relative x coordinate */
169 uint8_t rel_y; /* relative y coordinate */
170 } __packed;
171
172 /* trackpad header types */
173 enum tp_type {
174 TYPE1, /* plain trackpad */
175 TYPE2, /* button integrated in trackpad */
176 TYPE3, /* additional header fields since June 2013 */
177 TYPE4, /* additional header field for pressure data */
178 TYPE_CNT
179 };
180
181 /* trackpad finger data offsets, le16-aligned */
182 #define FINGER_TYPE1 (13 * 2)
183 #define FINGER_TYPE2 (15 * 2)
184 #define FINGER_TYPE3 (19 * 2)
185 #define FINGER_TYPE4 (23 * 2)
186
187 /* trackpad button data offsets */
188 #define BUTTON_TYPE2 15
189 #define BUTTON_TYPE3 23
190 #define BUTTON_TYPE4 31
191
192 /* list of device capability bits */
193 #define HAS_INTEGRATED_BUTTON 1
194
195 /* trackpad finger data block size */
196 #define FSIZE_TYPE1 (14 * 2)
197 #define FSIZE_TYPE2 (14 * 2)
198 #define FSIZE_TYPE3 (14 * 2)
199 #define FSIZE_TYPE4 (15 * 2)
200
201 struct wsp_tp {
202 uint8_t caps; /* device capability bitmask */
203 uint8_t button; /* offset to button data */
204 uint8_t offset; /* offset to trackpad finger data */
205 uint8_t fsize; /* bytes in single finger block */
206 uint8_t delta; /* offset from header to finger struct */
207 uint8_t iface_index;
208 uint8_t um_size; /* usb control message length */
209 uint8_t um_req_idx; /* usb control message index */
210 uint8_t um_switch_idx; /* usb control message mode switch index */
211 uint8_t um_switch_on; /* usb control message mode switch on */
212 uint8_t um_switch_off; /* usb control message mode switch off */
213 } const static wsp_tp[TYPE_CNT] = {
214 [TYPE1] = {
215 .caps = 0,
216 .button = 0,
217 .offset = FINGER_TYPE1,
218 .fsize = FSIZE_TYPE1,
219 .delta = 0,
220 .iface_index = 0,
221 .um_size = 8,
222 .um_req_idx = 0x00,
223 .um_switch_idx = 0,
224 .um_switch_on = 0x01,
225 .um_switch_off = 0x08,
226 },
227 [TYPE2] = {
228 .caps = HAS_INTEGRATED_BUTTON,
229 .button = BUTTON_TYPE2,
230 .offset = FINGER_TYPE2,
231 .fsize = FSIZE_TYPE2,
232 .delta = 0,
233 .iface_index = 0,
234 .um_size = 8,
235 .um_req_idx = 0x00,
236 .um_switch_idx = 0,
237 .um_switch_on = 0x01,
238 .um_switch_off = 0x08,
239 },
240 [TYPE3] = {
241 .caps = HAS_INTEGRATED_BUTTON,
242 .button = BUTTON_TYPE3,
243 .offset = FINGER_TYPE3,
244 .fsize = FSIZE_TYPE3,
245 .delta = 0,
246 },
247 [TYPE4] = {
248 .caps = HAS_INTEGRATED_BUTTON,
249 .button = BUTTON_TYPE4,
250 .offset = FINGER_TYPE4,
251 .fsize = FSIZE_TYPE4,
252 .delta = 2,
253 .iface_index = 2,
254 .um_size = 2,
255 .um_req_idx = 0x02,
256 .um_switch_idx = 1,
257 .um_switch_on = 0x01,
258 .um_switch_off = 0x00,
259 },
260 };
261
262 /* trackpad finger header - little endian */
263 struct tp_header {
264 uint8_t flag;
265 uint8_t sn0;
266 uint16_t wFixed0;
267 uint32_t dwSn1;
268 uint32_t dwFixed1;
269 uint16_t wLength;
270 uint8_t nfinger;
271 uint8_t ibt;
272 int16_t wUnknown[6];
273 uint8_t q1;
274 uint8_t q2;
275 } __packed;
276
277 /* trackpad finger structure - little endian */
278 struct tp_finger {
279 int16_t origin; /* zero when switching track finger */
280 int16_t abs_x; /* absolute x coodinate */
281 int16_t abs_y; /* absolute y coodinate */
282 int16_t rel_x; /* relative x coodinate */
283 int16_t rel_y; /* relative y coodinate */
284 int16_t tool_major; /* tool area, major axis */
285 int16_t tool_minor; /* tool area, minor axis */
286 int16_t orientation; /* 16384 when point, else 15 bit angle */
287 int16_t touch_major; /* touch area, major axis */
288 int16_t touch_minor; /* touch area, minor axis */
289 int16_t unused[2]; /* zeros */
290 int16_t pressure; /* pressure on forcetouch touchpad */
291 int16_t multi; /* one finger: varies, more fingers:
292 * constant */
293 } __packed;
294
295 /* trackpad finger data size, empirically at least ten fingers */
296 #ifdef EVDEV_SUPPORT
297 #define MAX_FINGERS MAX_MT_SLOTS
298 #else
299 #define MAX_FINGERS 16
300 #endif
301 #define SIZEOF_FINGER sizeof(struct tp_finger)
302 #define SIZEOF_ALL_FINGERS (MAX_FINGERS * SIZEOF_FINGER)
303 #define MAX_FINGER_ORIENTATION 16384
304
305 #if (WSP_BUFFER_MAX < ((MAX_FINGERS * FSIZE_TYPE4) + FINGER_TYPE4))
306 #error "WSP_BUFFER_MAX is too small"
307 #endif
308
309 enum {
310 WSP_FLAG_WELLSPRING1,
311 WSP_FLAG_WELLSPRING2,
312 WSP_FLAG_WELLSPRING3,
313 WSP_FLAG_WELLSPRING4,
314 WSP_FLAG_WELLSPRING4A,
315 WSP_FLAG_WELLSPRING5,
316 WSP_FLAG_WELLSPRING6A,
317 WSP_FLAG_WELLSPRING6,
318 WSP_FLAG_WELLSPRING5A,
319 WSP_FLAG_WELLSPRING7,
320 WSP_FLAG_WELLSPRING7A,
321 WSP_FLAG_WELLSPRING8,
322 WSP_FLAG_WELLSPRING9,
323 WSP_FLAG_MAX,
324 };
325
326 /* device-specific parameters */
327 struct wsp_param {
328 int snratio; /* signal-to-noise ratio */
329 int min; /* device minimum reading */
330 int max; /* device maximum reading */
331 int size; /* physical size, mm */
332 };
333
334 /* device-specific configuration */
335 struct wsp_dev_params {
336 const struct wsp_tp* tp;
337 struct wsp_param p; /* finger pressure limits */
338 struct wsp_param w; /* finger width limits */
339 struct wsp_param x; /* horizontal limits */
340 struct wsp_param y; /* vertical limits */
341 struct wsp_param o; /* orientation limits */
342 };
343
344 /* logical signal quality */
345 #define SN_PRESSURE 45 /* pressure signal-to-noise ratio */
346 #define SN_WIDTH 25 /* width signal-to-noise ratio */
347 #define SN_COORD 250 /* coordinate signal-to-noise ratio */
348 #define SN_ORIENT 10 /* orientation signal-to-noise ratio */
349
350 static const struct wsp_dev_params wsp_dev_params[WSP_FLAG_MAX] = {
351 [WSP_FLAG_WELLSPRING1] = {
352 .tp = wsp_tp + TYPE1,
353 .p = { SN_PRESSURE, 0, 256, 0 },
354 .w = { SN_WIDTH, 0, 2048, 0 },
355 .x = { SN_COORD, -4824, 5342, 105 },
356 .y = { SN_COORD, -172, 5820, 75 },
357 .o = { SN_ORIENT,
358 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
359 },
360 [WSP_FLAG_WELLSPRING2] = {
361 .tp = wsp_tp + TYPE1,
362 .p = { SN_PRESSURE, 0, 256, 0 },
363 .w = { SN_WIDTH, 0, 2048, 0 },
364 .x = { SN_COORD, -4824, 4824, 105 },
365 .y = { SN_COORD, -172, 4290, 75 },
366 .o = { SN_ORIENT,
367 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
368 },
369 [WSP_FLAG_WELLSPRING3] = {
370 .tp = wsp_tp + TYPE2,
371 .p = { SN_PRESSURE, 0, 300, 0 },
372 .w = { SN_WIDTH, 0, 2048, 0 },
373 .x = { SN_COORD, -4460, 5166, 105 },
374 .y = { SN_COORD, -75, 6700, 75 },
375 .o = { SN_ORIENT,
376 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
377 },
378 [WSP_FLAG_WELLSPRING4] = {
379 .tp = wsp_tp + TYPE2,
380 .p = { SN_PRESSURE, 0, 300, 0 },
381 .w = { SN_WIDTH, 0, 2048, 0 },
382 .x = { SN_COORD, -4620, 5140, 105 },
383 .y = { SN_COORD, -150, 6600, 75 },
384 .o = { SN_ORIENT,
385 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
386 },
387 [WSP_FLAG_WELLSPRING4A] = {
388 .tp = wsp_tp + TYPE2,
389 .p = { SN_PRESSURE, 0, 300, 0 },
390 .w = { SN_WIDTH, 0, 2048, 0 },
391 .x = { SN_COORD, -4616, 5112, 105 },
392 .y = { SN_COORD, -142, 5234, 75 },
393 .o = { SN_ORIENT,
394 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
395 },
396 [WSP_FLAG_WELLSPRING5] = {
397 .tp = wsp_tp + TYPE2,
398 .p = { SN_PRESSURE, 0, 300, 0 },
399 .w = { SN_WIDTH, 0, 2048, 0 },
400 .x = { SN_COORD, -4415, 5050, 105 },
401 .y = { SN_COORD, -55, 6680, 75 },
402 .o = { SN_ORIENT,
403 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
404 },
405 [WSP_FLAG_WELLSPRING6] = {
406 .tp = wsp_tp + TYPE2,
407 .p = { SN_PRESSURE, 0, 300, 0 },
408 .w = { SN_WIDTH, 0, 2048, 0 },
409 .x = { SN_COORD, -4620, 5140, 105 },
410 .y = { SN_COORD, -150, 6600, 75 },
411 .o = { SN_ORIENT,
412 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
413 },
414 [WSP_FLAG_WELLSPRING5A] = {
415 .tp = wsp_tp + TYPE2,
416 .p = { SN_PRESSURE, 0, 300, 0 },
417 .w = { SN_WIDTH, 0, 2048, 0 },
418 .x = { SN_COORD, -4750, 5280, 105 },
419 .y = { SN_COORD, -150, 6730, 75 },
420 .o = { SN_ORIENT,
421 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
422 },
423 [WSP_FLAG_WELLSPRING6A] = {
424 .tp = wsp_tp + TYPE2,
425 .p = { SN_PRESSURE, 0, 300, 0 },
426 .w = { SN_WIDTH, 0, 2048, 0 },
427 .x = { SN_COORD, -4620, 5140, 105 },
428 .y = { SN_COORD, -150, 6600, 75 },
429 .o = { SN_ORIENT,
430 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
431 },
432 [WSP_FLAG_WELLSPRING7] = {
433 .tp = wsp_tp + TYPE2,
434 .p = { SN_PRESSURE, 0, 300, 0 },
435 .w = { SN_WIDTH, 0, 2048, 0 },
436 .x = { SN_COORD, -4750, 5280, 105 },
437 .y = { SN_COORD, -150, 6730, 75 },
438 .o = { SN_ORIENT,
439 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
440 },
441 [WSP_FLAG_WELLSPRING7A] = {
442 .tp = wsp_tp + TYPE2,
443 .p = { SN_PRESSURE, 0, 300, 0 },
444 .w = { SN_WIDTH, 0, 2048, 0 },
445 .x = { SN_COORD, -4750, 5280, 105 },
446 .y = { SN_COORD, -150, 6730, 75 },
447 .o = { SN_ORIENT,
448 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
449 },
450 [WSP_FLAG_WELLSPRING8] = {
451 .tp = wsp_tp + TYPE3,
452 .p = { SN_PRESSURE, 0, 300, 0 },
453 .w = { SN_WIDTH, 0, 2048, 0 },
454 .x = { SN_COORD, -4620, 5140, 105 },
455 .y = { SN_COORD, -150, 6600, 75 },
456 .o = { SN_ORIENT,
457 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
458 },
459 [WSP_FLAG_WELLSPRING9] = {
460 .tp = wsp_tp + TYPE4,
461 .p = { SN_PRESSURE, 0, 300, 0 },
462 .w = { SN_WIDTH, 0, 2048, 0 },
463 .x = { SN_COORD, -4828, 5345, 105 },
464 .y = { SN_COORD, -203, 6803, 75 },
465 .o = { SN_ORIENT,
466 -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION, 0 },
467 },
468 };
469 #define WSP_DEV(v,p,i) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, i) }
470
471 static const STRUCT_USB_HOST_ID wsp_devs[] = {
472 /* MacbookAir1.1 */
473 WSP_DEV(APPLE, WELLSPRING_ANSI, WSP_FLAG_WELLSPRING1),
474 WSP_DEV(APPLE, WELLSPRING_ISO, WSP_FLAG_WELLSPRING1),
475 WSP_DEV(APPLE, WELLSPRING_JIS, WSP_FLAG_WELLSPRING1),
476
477 /* MacbookProPenryn, aka wellspring2 */
478 WSP_DEV(APPLE, WELLSPRING2_ANSI, WSP_FLAG_WELLSPRING2),
479 WSP_DEV(APPLE, WELLSPRING2_ISO, WSP_FLAG_WELLSPRING2),
480 WSP_DEV(APPLE, WELLSPRING2_JIS, WSP_FLAG_WELLSPRING2),
481
482 /* Macbook5,1 (unibody), aka wellspring3 */
483 WSP_DEV(APPLE, WELLSPRING3_ANSI, WSP_FLAG_WELLSPRING3),
484 WSP_DEV(APPLE, WELLSPRING3_ISO, WSP_FLAG_WELLSPRING3),
485 WSP_DEV(APPLE, WELLSPRING3_JIS, WSP_FLAG_WELLSPRING3),
486
487 /* MacbookAir3,2 (unibody), aka wellspring4 */
488 WSP_DEV(APPLE, WELLSPRING4_ANSI, WSP_FLAG_WELLSPRING4),
489 WSP_DEV(APPLE, WELLSPRING4_ISO, WSP_FLAG_WELLSPRING4),
490 WSP_DEV(APPLE, WELLSPRING4_JIS, WSP_FLAG_WELLSPRING4),
491
492 /* MacbookAir3,1 (unibody), aka wellspring4 */
493 WSP_DEV(APPLE, WELLSPRING4A_ANSI, WSP_FLAG_WELLSPRING4A),
494 WSP_DEV(APPLE, WELLSPRING4A_ISO, WSP_FLAG_WELLSPRING4A),
495 WSP_DEV(APPLE, WELLSPRING4A_JIS, WSP_FLAG_WELLSPRING4A),
496
497 /* Macbook8 (unibody, March 2011) */
498 WSP_DEV(APPLE, WELLSPRING5_ANSI, WSP_FLAG_WELLSPRING5),
499 WSP_DEV(APPLE, WELLSPRING5_ISO, WSP_FLAG_WELLSPRING5),
500 WSP_DEV(APPLE, WELLSPRING5_JIS, WSP_FLAG_WELLSPRING5),
501
502 /* MacbookAir4,1 (unibody, July 2011) */
503 WSP_DEV(APPLE, WELLSPRING6A_ANSI, WSP_FLAG_WELLSPRING6A),
504 WSP_DEV(APPLE, WELLSPRING6A_ISO, WSP_FLAG_WELLSPRING6A),
505 WSP_DEV(APPLE, WELLSPRING6A_JIS, WSP_FLAG_WELLSPRING6A),
506
507 /* MacbookAir4,2 (unibody, July 2011) */
508 WSP_DEV(APPLE, WELLSPRING6_ANSI, WSP_FLAG_WELLSPRING6),
509 WSP_DEV(APPLE, WELLSPRING6_ISO, WSP_FLAG_WELLSPRING6),
510 WSP_DEV(APPLE, WELLSPRING6_JIS, WSP_FLAG_WELLSPRING6),
511
512 /* Macbook8,2 (unibody) */
513 WSP_DEV(APPLE, WELLSPRING5A_ANSI, WSP_FLAG_WELLSPRING5A),
514 WSP_DEV(APPLE, WELLSPRING5A_ISO, WSP_FLAG_WELLSPRING5A),
515 WSP_DEV(APPLE, WELLSPRING5A_JIS, WSP_FLAG_WELLSPRING5A),
516
517 /* MacbookPro10,1 (unibody, June 2012) */
518 /* MacbookPro11,1-3 (unibody, June 2013) */
519 WSP_DEV(APPLE, WELLSPRING7_ANSI, WSP_FLAG_WELLSPRING7),
520 WSP_DEV(APPLE, WELLSPRING7_ISO, WSP_FLAG_WELLSPRING7),
521 WSP_DEV(APPLE, WELLSPRING7_JIS, WSP_FLAG_WELLSPRING7),
522
523 /* MacbookPro10,2 (unibody, October 2012) */
524 WSP_DEV(APPLE, WELLSPRING7A_ANSI, WSP_FLAG_WELLSPRING7A),
525 WSP_DEV(APPLE, WELLSPRING7A_ISO, WSP_FLAG_WELLSPRING7A),
526 WSP_DEV(APPLE, WELLSPRING7A_JIS, WSP_FLAG_WELLSPRING7A),
527
528 /* MacbookAir6,2 (unibody, June 2013) */
529 WSP_DEV(APPLE, WELLSPRING8_ANSI, WSP_FLAG_WELLSPRING8),
530 WSP_DEV(APPLE, WELLSPRING8_ISO, WSP_FLAG_WELLSPRING8),
531 WSP_DEV(APPLE, WELLSPRING8_JIS, WSP_FLAG_WELLSPRING8),
532
533 /* MacbookPro12,1 MacbookPro11,4 */
534 WSP_DEV(APPLE, WELLSPRING9_ANSI, WSP_FLAG_WELLSPRING9),
535 WSP_DEV(APPLE, WELLSPRING9_ISO, WSP_FLAG_WELLSPRING9),
536 WSP_DEV(APPLE, WELLSPRING9_JIS, WSP_FLAG_WELLSPRING9),
537 };
538
539 #define WSP_FIFO_BUF_SIZE 8 /* bytes */
540 #define WSP_FIFO_QUEUE_MAXLEN 50 /* units */
541
542 enum {
543 WSP_INTR_DT,
544 WSP_N_TRANSFER,
545 };
546
547 struct wsp_softc {
548 struct usb_device *sc_usb_device;
549 struct mtx sc_mutex; /* for synchronization */
550 struct usb_xfer *sc_xfer[WSP_N_TRANSFER];
551 struct usb_fifo_sc sc_fifo;
552
553 const struct wsp_dev_params *sc_params; /* device configuration */
554
555 #ifdef EVDEV_SUPPORT
556 struct evdev_dev *sc_evdev;
557 #endif
558 mousehw_t sc_hw;
559 mousemode_t sc_mode;
560 u_int sc_pollrate;
561 mousestatus_t sc_status;
562 int sc_fflags;
563 u_int sc_state;
564 #define WSP_ENABLED 0x01
565 #define WSP_EVDEV_OPENED 0x02
566
567 struct tp_finger *index[MAX_FINGERS]; /* finger index data */
568 int16_t pos_x[MAX_FINGERS]; /* position array */
569 int16_t pos_y[MAX_FINGERS]; /* position array */
570 u_int sc_touch; /* touch status */
571 #define WSP_UNTOUCH 0x00
572 #define WSP_FIRST_TOUCH 0x01
573 #define WSP_SECOND_TOUCH 0x02
574 #define WSP_TOUCHING 0x04
575 int16_t pre_pos_x; /* previous position array */
576 int16_t pre_pos_y; /* previous position array */
577 int dx_sum; /* x axis cumulative movement */
578 int dy_sum; /* y axis cumulative movement */
579 int dz_sum; /* z axis cumulative movement */
580 int dz_count;
581 #define WSP_DZ_MAX_COUNT 32
582 int dt_sum; /* T-axis cumulative movement */
583 int rdx; /* x axis remainder of divide by scale_factor */
584 int rdy; /* y axis remainder of divide by scale_factor */
585 int rdz; /* z axis remainder of divide by scale_factor */
586 int tp_datalen;
587 uint8_t o_ntouch; /* old touch finger status */
588 uint8_t finger; /* 0 or 1 *, check which finger moving */
589 uint16_t intr_count;
590 #define WSP_TAP_THRESHOLD 3
591 #define WSP_TAP_MAX_COUNT 20
592 int distance; /* the distance of 2 fingers */
593 #define MAX_DISTANCE 2500 /* the max allowed distance */
594 uint8_t ibtn; /* button status in tapping */
595 uint8_t ntaps; /* finger status in tapping */
596 uint8_t scr_mode; /* scroll status in movement */
597 #define WSP_SCR_NONE 0
598 #define WSP_SCR_VER 1
599 #define WSP_SCR_HOR 2
600 uint8_t tp_data[WSP_BUFFER_MAX] __aligned(4); /* trackpad transferred data */
601 };
602
603 /*
604 * function prototypes
605 */
606 static usb_fifo_cmd_t wsp_fifo_start_read;
607 static usb_fifo_cmd_t wsp_fifo_stop_read;
608 static usb_fifo_open_t wsp_open;
609 static usb_fifo_close_t wsp_close;
610 static usb_fifo_ioctl_t wsp_ioctl;
611
612 static struct usb_fifo_methods wsp_fifo_methods = {
613 .f_open = &wsp_open,
614 .f_close = &wsp_close,
615 .f_ioctl = &wsp_ioctl,
616 .f_start_read = &wsp_fifo_start_read,
617 .f_stop_read = &wsp_fifo_stop_read,
618 .basename[0] = WSP_DRIVER_NAME,
619 };
620
621 #ifdef EVDEV_SUPPORT
622 static evdev_open_t wsp_ev_open;
623 static evdev_close_t wsp_ev_close;
624 static const struct evdev_methods wsp_evdev_methods = {
625 .ev_open = &wsp_ev_open,
626 .ev_close = &wsp_ev_close,
627 };
628 #endif
629
630 /* device initialization and shutdown */
631 static int wsp_enable(struct wsp_softc *sc);
632 static void wsp_disable(struct wsp_softc *sc);
633
634 /* updating fifo */
635 static void wsp_reset_buf(struct wsp_softc *sc);
636 static void wsp_add_to_queue(struct wsp_softc *, int, int, int, uint32_t);
637
638 /* Device methods. */
639 static device_probe_t wsp_probe;
640 static device_attach_t wsp_attach;
641 static device_detach_t wsp_detach;
642 static usb_callback_t wsp_intr_callback;
643
644 static const struct usb_config wsp_config[WSP_N_TRANSFER] = {
645 [WSP_INTR_DT] = {
646 .type = UE_INTERRUPT,
647 .endpoint = UE_ADDR_ANY,
648 .direction = UE_DIR_IN,
649 .flags = {
650 .pipe_bof = 0,
651 .short_xfer_ok = 1,
652 },
653 .bufsize = WSP_BUFFER_MAX,
654 .callback = &wsp_intr_callback,
655 },
656 };
657
658 static usb_error_t
wsp_set_device_mode(struct wsp_softc * sc,uint8_t on)659 wsp_set_device_mode(struct wsp_softc *sc, uint8_t on)
660 {
661 const struct wsp_dev_params *params = sc->sc_params;
662 uint8_t mode_bytes[8];
663 usb_error_t err;
664
665 /* Type 3 does not require a mode switch */
666 if (params->tp == wsp_tp + TYPE3)
667 return 0;
668
669 err = usbd_req_get_report(sc->sc_usb_device, NULL,
670 mode_bytes, params->tp->um_size, params->tp->iface_index,
671 UHID_FEATURE_REPORT, params->tp->um_req_idx);
672
673 if (err != USB_ERR_NORMAL_COMPLETION) {
674 DPRINTF("Failed to read device mode (%d)\n", err);
675 return (err);
676 }
677
678 /*
679 * XXX Need to wait at least 250ms for hardware to get
680 * ready. The device mode handling appears to be handled
681 * asynchronously and we should not issue these commands too
682 * quickly.
683 */
684 pause("WHW", hz / 4);
685
686 mode_bytes[params->tp->um_switch_idx] =
687 on ? params->tp->um_switch_on : params->tp->um_switch_off;
688
689 return (usbd_req_set_report(sc->sc_usb_device, NULL,
690 mode_bytes, params->tp->um_size, params->tp->iface_index,
691 UHID_FEATURE_REPORT, params->tp->um_req_idx));
692 }
693
694 static int
wsp_enable(struct wsp_softc * sc)695 wsp_enable(struct wsp_softc *sc)
696 {
697 /* reset status */
698 memset(&sc->sc_status, 0, sizeof(sc->sc_status));
699 sc->sc_state |= WSP_ENABLED;
700
701 DPRINTFN(WSP_LLEVEL_INFO, "enabled wsp\n");
702 return (0);
703 }
704
705 static void
wsp_disable(struct wsp_softc * sc)706 wsp_disable(struct wsp_softc *sc)
707 {
708 sc->sc_state &= ~WSP_ENABLED;
709 DPRINTFN(WSP_LLEVEL_INFO, "disabled wsp\n");
710 }
711
712 static int
wsp_probe(device_t self)713 wsp_probe(device_t self)
714 {
715 struct usb_attach_arg *uaa = device_get_ivars(self);
716 struct usb_interface_descriptor *id;
717 struct usb_interface *iface;
718 uint8_t i;
719
720 if (uaa->usb_mode != USB_MODE_HOST)
721 return (ENXIO);
722
723 /* figure out first interface matching */
724 for (i = 1;; i++) {
725 iface = usbd_get_iface(uaa->device, i);
726 if (iface == NULL || i == 3)
727 return (ENXIO);
728 id = iface->idesc;
729 if ((id == NULL) ||
730 (id->bInterfaceClass != UICLASS_HID) ||
731 (id->bInterfaceProtocol != 0 &&
732 id->bInterfaceProtocol != UIPROTO_MOUSE))
733 continue;
734 break;
735 }
736 /* check if we are attaching to the first match */
737 if (uaa->info.bIfaceIndex != i)
738 return (ENXIO);
739 if (usbd_lookup_id_by_uaa(wsp_devs, sizeof(wsp_devs), uaa) != 0)
740 return (ENXIO);
741
742 return (BUS_PROBE_DEFAULT);
743 }
744
745 static int
wsp_attach(device_t dev)746 wsp_attach(device_t dev)
747 {
748 struct wsp_softc *sc = device_get_softc(dev);
749 struct usb_attach_arg *uaa = device_get_ivars(dev);
750 usb_error_t err;
751 void *d_ptr = NULL;
752 uint16_t d_len;
753
754 DPRINTFN(WSP_LLEVEL_INFO, "sc=%p\n", sc);
755
756 /* Get HID descriptor */
757 err = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr,
758 &d_len, M_TEMP, uaa->info.bIfaceIndex);
759
760 if (err == USB_ERR_NORMAL_COMPLETION) {
761 /* Get HID report descriptor length */
762 sc->tp_datalen = hid_report_size_max(d_ptr, d_len, hid_input,
763 NULL);
764 free(d_ptr, M_TEMP);
765
766 if (sc->tp_datalen <= 0 || sc->tp_datalen > WSP_BUFFER_MAX) {
767 DPRINTF("Invalid datalength or too big "
768 "datalength: %d\n", sc->tp_datalen);
769 return (ENXIO);
770 }
771 } else {
772 return (ENXIO);
773 }
774
775 sc->sc_usb_device = uaa->device;
776
777 /* get device specific configuration */
778 sc->sc_params = wsp_dev_params + USB_GET_DRIVER_INFO(uaa);
779
780 /*
781 * By default the touchpad behaves like a HID device, sending
782 * packets with reportID = 8. Such reports contain only
783 * limited information. They encode movement deltas and button
784 * events, but do not include data from the pressure
785 * sensors. The device input mode can be switched from HID
786 * reports to raw sensor data using vendor-specific USB
787 * control commands:
788 */
789
790 /*
791 * During re-enumeration of the device we need to force the
792 * device back into HID mode before switching it to RAW
793 * mode. Else the device does not work like expected.
794 */
795 err = wsp_set_device_mode(sc, 0);
796 if (err != USB_ERR_NORMAL_COMPLETION) {
797 DPRINTF("Failed to set mode to HID MODE (%d)\n", err);
798 return (ENXIO);
799 }
800
801 err = wsp_set_device_mode(sc, 1);
802 if (err != USB_ERR_NORMAL_COMPLETION) {
803 DPRINTF("failed to set mode to RAW MODE (%d)\n", err);
804 return (ENXIO);
805 }
806
807 mtx_init(&sc->sc_mutex, "wspmtx", NULL, MTX_DEF | MTX_RECURSE);
808
809 err = usbd_transfer_setup(uaa->device,
810 &uaa->info.bIfaceIndex, sc->sc_xfer, wsp_config,
811 WSP_N_TRANSFER, sc, &sc->sc_mutex);
812 if (err) {
813 DPRINTF("error=%s\n", usbd_errstr(err));
814 goto detach;
815 }
816 if (usb_fifo_attach(sc->sc_usb_device, sc, &sc->sc_mutex,
817 &wsp_fifo_methods, &sc->sc_fifo,
818 device_get_unit(dev), -1, uaa->info.bIfaceIndex,
819 UID_ROOT, GID_OPERATOR, 0644)) {
820 goto detach;
821 }
822 device_set_usb_desc(dev);
823
824 sc->sc_hw.buttons = 3;
825 sc->sc_hw.iftype = MOUSE_IF_USB;
826 sc->sc_hw.type = MOUSE_PAD;
827 sc->sc_hw.model = MOUSE_MODEL_GENERIC;
828 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
829 sc->sc_mode.rate = -1;
830 sc->sc_mode.resolution = MOUSE_RES_UNKNOWN;
831 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
832 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
833 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
834
835 sc->sc_touch = WSP_UNTOUCH;
836 sc->scr_mode = WSP_SCR_NONE;
837
838 #ifdef EVDEV_SUPPORT
839 sc->sc_evdev = evdev_alloc();
840 evdev_set_name(sc->sc_evdev, device_get_desc(dev));
841 evdev_set_phys(sc->sc_evdev, device_get_nameunit(dev));
842 evdev_set_id(sc->sc_evdev, BUS_USB, uaa->info.idVendor,
843 uaa->info.idProduct, 0);
844 evdev_set_serial(sc->sc_evdev, usb_get_serial(uaa->device));
845 evdev_set_methods(sc->sc_evdev, sc, &wsp_evdev_methods);
846 evdev_support_prop(sc->sc_evdev, INPUT_PROP_POINTER);
847 evdev_support_event(sc->sc_evdev, EV_SYN);
848 evdev_support_event(sc->sc_evdev, EV_ABS);
849 evdev_support_event(sc->sc_evdev, EV_KEY);
850
851 #define WSP_SUPPORT_ABS(evdev, code, param) \
852 evdev_support_abs((evdev), (code), (param).min, (param).max, \
853 ((param).max - (param).min) / (param).snratio, 0, \
854 (param).size != 0 ? ((param).max - (param).min) / (param).size : 0);
855
856 /* finger position */
857 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_POSITION_X, sc->sc_params->x);
858 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_POSITION_Y, sc->sc_params->y);
859 /* finger pressure */
860 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_PRESSURE, sc->sc_params->p);
861 /* finger touch area */
862 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_TOUCH_MAJOR, sc->sc_params->w);
863 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_TOUCH_MINOR, sc->sc_params->w);
864 /* finger approach area */
865 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_WIDTH_MAJOR, sc->sc_params->w);
866 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_WIDTH_MINOR, sc->sc_params->w);
867 /* finger orientation */
868 WSP_SUPPORT_ABS(sc->sc_evdev, ABS_MT_ORIENTATION, sc->sc_params->o);
869 /* button properties */
870 evdev_support_key(sc->sc_evdev, BTN_LEFT);
871 if ((sc->sc_params->tp->caps & HAS_INTEGRATED_BUTTON) != 0)
872 evdev_support_prop(sc->sc_evdev, INPUT_PROP_BUTTONPAD);
873 /* Enable automatic touch assignment for type B MT protocol */
874 evdev_support_abs(sc->sc_evdev, ABS_MT_SLOT,
875 0, MAX_FINGERS - 1, 0, 0, 0);
876 evdev_support_abs(sc->sc_evdev, ABS_MT_TRACKING_ID,
877 -1, MAX_FINGERS - 1, 0, 0, 0);
878 evdev_set_flag(sc->sc_evdev, EVDEV_FLAG_MT_TRACK);
879 evdev_set_flag(sc->sc_evdev, EVDEV_FLAG_MT_AUTOREL);
880 /* Synaptics compatibility events */
881 evdev_set_flag(sc->sc_evdev, EVDEV_FLAG_MT_STCOMPAT);
882
883 err = evdev_register(sc->sc_evdev);
884 if (err)
885 goto detach;
886 #endif
887
888 return (0);
889
890 detach:
891 wsp_detach(dev);
892 return (ENOMEM);
893 }
894
895 static int
wsp_detach(device_t dev)896 wsp_detach(device_t dev)
897 {
898 struct wsp_softc *sc = device_get_softc(dev);
899
900 (void) wsp_set_device_mode(sc, 0);
901
902 mtx_lock(&sc->sc_mutex);
903 if (sc->sc_state & WSP_ENABLED)
904 wsp_disable(sc);
905 mtx_unlock(&sc->sc_mutex);
906
907 usb_fifo_detach(&sc->sc_fifo);
908
909 #ifdef EVDEV_SUPPORT
910 evdev_free(sc->sc_evdev);
911 #endif
912
913 usbd_transfer_unsetup(sc->sc_xfer, WSP_N_TRANSFER);
914
915 mtx_destroy(&sc->sc_mutex);
916
917 return (0);
918 }
919
920 static void
wsp_intr_callback(struct usb_xfer * xfer,usb_error_t error)921 wsp_intr_callback(struct usb_xfer *xfer, usb_error_t error)
922 {
923 struct wsp_softc *sc = usbd_xfer_softc(xfer);
924 const struct wsp_dev_params *params = sc->sc_params;
925 struct usb_page_cache *pc;
926 struct tp_finger *f;
927 struct wsp_tuning tun = wsp_tuning;
928 int ntouch = 0; /* the finger number in touch */
929 int ibt = 0; /* button status */
930 int dx = 0;
931 int dy = 0;
932 int dz = 0;
933 int rdx = 0;
934 int rdy = 0;
935 int rdz = 0;
936 int len;
937 int i;
938 #ifdef EVDEV_SUPPORT
939 int slot = 0;
940 #endif
941
942 wsp_runing_rangecheck(&tun);
943
944 if (sc->dz_count == 0)
945 sc->dz_count = WSP_DZ_MAX_COUNT;
946
947 usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
948
949 switch (USB_GET_STATE(xfer)) {
950 case USB_ST_TRANSFERRED:
951
952 /* copy out received data */
953 pc = usbd_xfer_get_frame(xfer, 0);
954 usbd_copy_out(pc, 0, sc->tp_data, len);
955
956 if ((len < params->tp->offset + params->tp->fsize) ||
957 ((len - params->tp->offset) % params->tp->fsize) != 0) {
958 DPRINTFN(WSP_LLEVEL_INFO, "Invalid length: %d, %x, %x\n",
959 len, sc->tp_data[0], sc->tp_data[1]);
960 goto tr_setup;
961 }
962
963 if (len < sc->tp_datalen) {
964 /* make sure we don't process old data */
965 memset(sc->tp_data + len, 0, sc->tp_datalen - len);
966 }
967
968 if (params->tp != wsp_tp + TYPE1) {
969 ibt = sc->tp_data[params->tp->button];
970 ntouch = sc->tp_data[params->tp->button - 1];
971 } else
972 ntouch = (len - params->tp->offset) / params->tp->fsize;
973
974 /* range check */
975 if (ntouch < 0)
976 ntouch = 0;
977 else if (ntouch > MAX_FINGERS)
978 ntouch = MAX_FINGERS;
979
980 for (i = 0; i != ntouch; i++) {
981 f = (struct tp_finger *)(sc->tp_data + params->tp->offset + params->tp->delta + i * params->tp->fsize);
982 /* swap endianness, if any */
983 if (le16toh(0x1234) != 0x1234) {
984 f->origin = le16toh((uint16_t)f->origin);
985 f->abs_x = le16toh((uint16_t)f->abs_x);
986 f->abs_y = le16toh((uint16_t)f->abs_y);
987 f->rel_x = le16toh((uint16_t)f->rel_x);
988 f->rel_y = le16toh((uint16_t)f->rel_y);
989 f->tool_major = le16toh((uint16_t)f->tool_major);
990 f->tool_minor = le16toh((uint16_t)f->tool_minor);
991 f->orientation = le16toh((uint16_t)f->orientation);
992 f->touch_major = le16toh((uint16_t)f->touch_major);
993 f->touch_minor = le16toh((uint16_t)f->touch_minor);
994 f->pressure = le16toh((uint16_t)f->pressure);
995 f->multi = le16toh((uint16_t)f->multi);
996 }
997 DPRINTFN(WSP_LLEVEL_INFO,
998 "[%d]ibt=%d, taps=%d, o=%4d, ax=%5d, ay=%5d, "
999 "rx=%5d, ry=%5d, tlmaj=%4d, tlmin=%4d, ot=%4x, "
1000 "tchmaj=%4d, tchmin=%4d, presure=%4d, m=%4x\n",
1001 i, ibt, ntouch, f->origin, f->abs_x, f->abs_y,
1002 f->rel_x, f->rel_y, f->tool_major, f->tool_minor, f->orientation,
1003 f->touch_major, f->touch_minor, f->pressure, f->multi);
1004 sc->pos_x[i] = f->abs_x;
1005 sc->pos_y[i] = -f->abs_y;
1006 sc->index[i] = f;
1007 #ifdef EVDEV_SUPPORT
1008 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && f->touch_major != 0) {
1009 union evdev_mt_slot slot_data = {
1010 .id = slot,
1011 .x = f->abs_x,
1012 .y = params->y.min + params->y.max - f->abs_y,
1013 .p = f->pressure,
1014 .maj = f->touch_major << 1,
1015 .min = f->touch_minor << 1,
1016 .w_maj = f->tool_major << 1,
1017 .w_min = f->tool_minor << 1,
1018 .ori = params->o.max - f->orientation,
1019 };
1020 evdev_mt_push_slot(sc->sc_evdev, slot, &slot_data);
1021 slot++;
1022 }
1023 #endif
1024 }
1025
1026 #ifdef EVDEV_SUPPORT
1027 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) {
1028 evdev_push_key(sc->sc_evdev, BTN_LEFT, ibt);
1029 evdev_sync(sc->sc_evdev);
1030 }
1031 #endif
1032 sc->sc_status.flags &= ~MOUSE_POSCHANGED;
1033 sc->sc_status.flags &= ~MOUSE_STDBUTTONSCHANGED;
1034 sc->sc_status.obutton = sc->sc_status.button;
1035 sc->sc_status.button = 0;
1036
1037 if (ibt != 0) {
1038 if ((params->tp->caps & HAS_INTEGRATED_BUTTON) && ntouch == 2)
1039 sc->sc_status.button |= MOUSE_BUTTON3DOWN;
1040 else if ((params->tp->caps & HAS_INTEGRATED_BUTTON) && ntouch == 3)
1041 sc->sc_status.button |= MOUSE_BUTTON2DOWN;
1042 else
1043 sc->sc_status.button |= MOUSE_BUTTON1DOWN;
1044 sc->ibtn = 1;
1045 }
1046 sc->intr_count++;
1047
1048 if (sc->ntaps < ntouch) {
1049 switch (ntouch) {
1050 case 1:
1051 if (sc->index[0]->touch_major > tun.pressure_tap_threshold &&
1052 sc->index[0]->tool_major <= 1200)
1053 sc->ntaps = 1;
1054 break;
1055 case 2:
1056 if (sc->index[0]->touch_major > tun.pressure_tap_threshold-30 &&
1057 sc->index[1]->touch_major > tun.pressure_tap_threshold-30)
1058 sc->ntaps = 2;
1059 break;
1060 case 3:
1061 if (sc->index[0]->touch_major > tun.pressure_tap_threshold-40 &&
1062 sc->index[1]->touch_major > tun.pressure_tap_threshold-40 &&
1063 sc->index[2]->touch_major > tun.pressure_tap_threshold-40)
1064 sc->ntaps = 3;
1065 break;
1066 default:
1067 break;
1068 }
1069 }
1070 if (ntouch == 2) {
1071 sc->distance = max(sc->distance, max(
1072 abs(sc->pos_x[0] - sc->pos_x[1]),
1073 abs(sc->pos_y[0] - sc->pos_y[1])));
1074 }
1075 if (sc->index[0]->touch_major < tun.pressure_untouch_threshold &&
1076 sc->sc_status.button == 0) {
1077 sc->sc_touch = WSP_UNTOUCH;
1078 if (sc->intr_count < WSP_TAP_MAX_COUNT &&
1079 sc->intr_count > WSP_TAP_THRESHOLD &&
1080 sc->ntaps && sc->ibtn == 0) {
1081 /*
1082 * Add a pair of events (button-down and
1083 * button-up).
1084 */
1085 switch (sc->ntaps) {
1086 case 1:
1087 if (!(params->tp->caps & HAS_INTEGRATED_BUTTON) || tun.enable_single_tap_clicks) {
1088 wsp_add_to_queue(sc, 0, 0, 0, MOUSE_BUTTON1DOWN);
1089 DPRINTFN(WSP_LLEVEL_INFO, "LEFT CLICK!\n");
1090 }
1091 break;
1092 case 2:
1093 DPRINTFN(WSP_LLEVEL_INFO, "sum_x=%5d, sum_y=%5d\n",
1094 sc->dx_sum, sc->dy_sum);
1095 if (sc->distance < MAX_DISTANCE && abs(sc->dx_sum) < 5 &&
1096 abs(sc->dy_sum) < 5) {
1097 wsp_add_to_queue(sc, 0, 0, 0, MOUSE_BUTTON3DOWN);
1098 DPRINTFN(WSP_LLEVEL_INFO, "RIGHT CLICK!\n");
1099 }
1100 break;
1101 case 3:
1102 wsp_add_to_queue(sc, 0, 0, 0, MOUSE_BUTTON2DOWN);
1103 break;
1104 default:
1105 /* we don't handle taps of more than three fingers */
1106 break;
1107 }
1108 wsp_add_to_queue(sc, 0, 0, 0, 0); /* button release */
1109 }
1110 if ((sc->dt_sum / tun.scr_hor_threshold) != 0 &&
1111 sc->ntaps == 2 && sc->scr_mode == WSP_SCR_HOR) {
1112 /*
1113 * translate T-axis into button presses
1114 * until further
1115 */
1116 if (sc->dt_sum > 0)
1117 wsp_add_to_queue(sc, 0, 0, 0, 1UL << 3);
1118 else if (sc->dt_sum < 0)
1119 wsp_add_to_queue(sc, 0, 0, 0, 1UL << 4);
1120 }
1121 sc->dz_count = WSP_DZ_MAX_COUNT;
1122 sc->dz_sum = 0;
1123 sc->intr_count = 0;
1124 sc->ibtn = 0;
1125 sc->ntaps = 0;
1126 sc->finger = 0;
1127 sc->distance = 0;
1128 sc->dt_sum = 0;
1129 sc->dx_sum = 0;
1130 sc->dy_sum = 0;
1131 sc->rdx = 0;
1132 sc->rdy = 0;
1133 sc->rdz = 0;
1134 sc->scr_mode = WSP_SCR_NONE;
1135 } else if (sc->index[0]->touch_major >= tun.pressure_touch_threshold &&
1136 sc->sc_touch == WSP_UNTOUCH) { /* ignore first touch */
1137 sc->sc_touch = WSP_FIRST_TOUCH;
1138 } else if (sc->index[0]->touch_major >= tun.pressure_touch_threshold &&
1139 sc->sc_touch == WSP_FIRST_TOUCH) { /* ignore second touch */
1140 sc->sc_touch = WSP_SECOND_TOUCH;
1141 DPRINTFN(WSP_LLEVEL_INFO, "Fist pre_x=%5d, pre_y=%5d\n",
1142 sc->pre_pos_x, sc->pre_pos_y);
1143 } else {
1144 if (sc->sc_touch == WSP_SECOND_TOUCH)
1145 sc->sc_touch = WSP_TOUCHING;
1146
1147 if (ntouch != 0 &&
1148 sc->index[0]->touch_major >= tun.pressure_touch_threshold) {
1149 dx = sc->pos_x[0] - sc->pre_pos_x;
1150 dy = sc->pos_y[0] - sc->pre_pos_y;
1151
1152 /* Ignore movement during button is releasing */
1153 if (sc->ibtn != 0 && sc->sc_status.button == 0)
1154 dx = dy = 0;
1155
1156 /* Ignore movement if ntouch changed */
1157 if (sc->o_ntouch != ntouch)
1158 dx = dy = 0;
1159
1160 /* Ignore unexpeted movement when typing */
1161 if (ntouch == 1 && sc->index[0]->tool_major > 1200)
1162 dx = dy = 0;
1163
1164 if (sc->ibtn != 0 && ntouch == 1 &&
1165 sc->intr_count < WSP_TAP_MAX_COUNT &&
1166 abs(sc->dx_sum) < 1 && abs(sc->dy_sum) < 1 )
1167 dx = dy = 0;
1168
1169 if (ntouch == 2 && sc->sc_status.button != 0) {
1170 dx = sc->pos_x[sc->finger] - sc->pre_pos_x;
1171 dy = sc->pos_y[sc->finger] - sc->pre_pos_y;
1172
1173 /*
1174 * Ignore movement of switch finger or
1175 * movement from ibt=0 to ibt=1
1176 */
1177 if (sc->index[0]->origin == 0 || sc->index[1]->origin == 0 ||
1178 sc->sc_status.obutton != sc->sc_status.button) {
1179 dx = dy = 0;
1180 sc->finger = 0;
1181 }
1182 if ((abs(sc->index[0]->rel_x) + abs(sc->index[0]->rel_y)) <
1183 (abs(sc->index[1]->rel_x) + abs(sc->index[1]->rel_y)) &&
1184 sc->finger == 0) {
1185 sc->sc_touch = WSP_SECOND_TOUCH;
1186 dx = dy = 0;
1187 sc->finger = 1;
1188 }
1189 if ((abs(sc->index[0]->rel_x) + abs(sc->index[0]->rel_y)) >=
1190 (abs(sc->index[1]->rel_x) + abs(sc->index[1]->rel_y)) &&
1191 sc->finger == 1) {
1192 sc->sc_touch = WSP_SECOND_TOUCH;
1193 dx = dy = 0;
1194 sc->finger = 0;
1195 }
1196 DPRINTFN(WSP_LLEVEL_INFO, "dx=%5d, dy=%5d, mov=%5d\n",
1197 dx, dy, sc->finger);
1198 }
1199 if (sc->dz_count--) {
1200 rdz = (dy + sc->rdz) % tun.scale_factor;
1201 sc->dz_sum -= (dy + sc->rdz) / tun.scale_factor;
1202 sc->rdz = rdz;
1203 }
1204 if ((sc->dz_sum / tun.z_factor) != 0)
1205 sc->dz_count = 0;
1206 }
1207 rdx = (dx + sc->rdx) % tun.scale_factor;
1208 dx = (dx + sc->rdx) / tun.scale_factor;
1209 sc->rdx = rdx;
1210
1211 rdy = (dy + sc->rdy) % tun.scale_factor;
1212 dy = (dy + sc->rdy) / tun.scale_factor;
1213 sc->rdy = rdy;
1214
1215 sc->dx_sum += dx;
1216 sc->dy_sum += dy;
1217
1218 if (ntouch == 2 && sc->sc_status.button == 0) {
1219 if (sc->scr_mode == WSP_SCR_NONE &&
1220 abs(sc->dx_sum) + abs(sc->dy_sum) > tun.scr_hor_threshold)
1221 sc->scr_mode = abs(sc->dx_sum) >
1222 abs(sc->dy_sum) * 2 ? WSP_SCR_HOR : WSP_SCR_VER;
1223 DPRINTFN(WSP_LLEVEL_INFO, "scr_mode=%5d, count=%d, dx_sum=%d, dy_sum=%d\n",
1224 sc->scr_mode, sc->intr_count, sc->dx_sum, sc->dy_sum);
1225 if (sc->scr_mode == WSP_SCR_HOR)
1226 sc->dt_sum += dx;
1227 else
1228 sc->dt_sum = 0;
1229
1230 dx = dy = 0;
1231 if (sc->dz_count == 0)
1232 dz = (sc->dz_sum / tun.z_factor) * (tun.z_invert ? -1 : 1);
1233 if (sc->scr_mode == WSP_SCR_HOR ||
1234 abs(sc->pos_x[0] - sc->pos_x[1]) > MAX_DISTANCE ||
1235 abs(sc->pos_y[0] - sc->pos_y[1]) > MAX_DISTANCE)
1236 dz = 0;
1237 }
1238 if (ntouch == 3)
1239 dx = dy = dz = 0;
1240 if (sc->intr_count < WSP_TAP_MAX_COUNT &&
1241 abs(dx) < 3 && abs(dy) < 3 && abs(dz) < 3)
1242 dx = dy = dz = 0;
1243 else
1244 sc->intr_count = WSP_TAP_MAX_COUNT;
1245 if (dx || dy || dz)
1246 sc->sc_status.flags |= MOUSE_POSCHANGED;
1247 DPRINTFN(WSP_LLEVEL_INFO, "dx=%5d, dy=%5d, dz=%5d, sc_touch=%x, btn=%x\n",
1248 dx, dy, dz, sc->sc_touch, sc->sc_status.button);
1249 sc->sc_status.dx += dx;
1250 sc->sc_status.dy += dy;
1251 sc->sc_status.dz += dz;
1252
1253 wsp_add_to_queue(sc, dx, -dy, dz, sc->sc_status.button);
1254 if (sc->dz_count == 0) {
1255 sc->dz_sum = 0;
1256 sc->rdz = 0;
1257 }
1258 }
1259 sc->pre_pos_x = sc->pos_x[0];
1260 sc->pre_pos_y = sc->pos_y[0];
1261
1262 if (ntouch == 2 && sc->sc_status.button != 0) {
1263 sc->pre_pos_x = sc->pos_x[sc->finger];
1264 sc->pre_pos_y = sc->pos_y[sc->finger];
1265 }
1266 sc->o_ntouch = ntouch;
1267
1268 case USB_ST_SETUP:
1269 tr_setup:
1270 /* check if we can put more data into the FIFO */
1271 if (usb_fifo_put_bytes_max(
1272 sc->sc_fifo.fp[USB_FIFO_RX]) != 0) {
1273 usbd_xfer_set_frame_len(xfer, 0,
1274 sc->tp_datalen);
1275 usbd_transfer_submit(xfer);
1276 }
1277 break;
1278
1279 default: /* Error */
1280 if (error != USB_ERR_CANCELLED) {
1281 /* try clear stall first */
1282 usbd_xfer_set_stall(xfer);
1283 goto tr_setup;
1284 }
1285 break;
1286 }
1287 }
1288
1289 static void
wsp_add_to_queue(struct wsp_softc * sc,int dx,int dy,int dz,uint32_t buttons_in)1290 wsp_add_to_queue(struct wsp_softc *sc, int dx, int dy, int dz,
1291 uint32_t buttons_in)
1292 {
1293 uint32_t buttons_out;
1294 uint8_t buf[8];
1295
1296 dx = imin(dx, 254);
1297 dx = imax(dx, -256);
1298 dy = imin(dy, 254);
1299 dy = imax(dy, -256);
1300 dz = imin(dz, 126);
1301 dz = imax(dz, -128);
1302
1303 buttons_out = MOUSE_MSC_BUTTONS;
1304 if (buttons_in & MOUSE_BUTTON1DOWN)
1305 buttons_out &= ~MOUSE_MSC_BUTTON1UP;
1306 else if (buttons_in & MOUSE_BUTTON2DOWN)
1307 buttons_out &= ~MOUSE_MSC_BUTTON2UP;
1308 else if (buttons_in & MOUSE_BUTTON3DOWN)
1309 buttons_out &= ~MOUSE_MSC_BUTTON3UP;
1310
1311 /* Encode the mouse data in standard format; refer to mouse(4) */
1312 buf[0] = sc->sc_mode.syncmask[1];
1313 buf[0] |= buttons_out;
1314 buf[1] = dx >> 1;
1315 buf[2] = dy >> 1;
1316 buf[3] = dx - (dx >> 1);
1317 buf[4] = dy - (dy >> 1);
1318 /* Encode extra bytes for level 1 */
1319 if (sc->sc_mode.level == 1) {
1320 buf[5] = dz >> 1; /* dz / 2 */
1321 buf[6] = dz - (dz >> 1);/* dz - (dz / 2) */
1322 buf[7] = (((~buttons_in) >> 3) & MOUSE_SYS_EXTBUTTONS);
1323 }
1324 usb_fifo_put_data_linear(sc->sc_fifo.fp[USB_FIFO_RX], buf,
1325 sc->sc_mode.packetsize, 1);
1326 }
1327
1328 static void
wsp_reset_buf(struct wsp_softc * sc)1329 wsp_reset_buf(struct wsp_softc *sc)
1330 {
1331 /* reset read queue */
1332 usb_fifo_reset(sc->sc_fifo.fp[USB_FIFO_RX]);
1333 }
1334
1335 static void
wsp_start_read(struct wsp_softc * sc)1336 wsp_start_read(struct wsp_softc *sc)
1337 {
1338 int rate;
1339
1340 /* Check if we should override the default polling interval */
1341 rate = sc->sc_pollrate;
1342 /* Range check rate */
1343 if (rate > 1000)
1344 rate = 1000;
1345 /* Check for set rate */
1346 if ((rate > 0) && (sc->sc_xfer[WSP_INTR_DT] != NULL)) {
1347 /* Stop current transfer, if any */
1348 usbd_transfer_stop(sc->sc_xfer[WSP_INTR_DT]);
1349 /* Set new interval */
1350 usbd_xfer_set_interval(sc->sc_xfer[WSP_INTR_DT], 1000 / rate);
1351 /* Only set pollrate once */
1352 sc->sc_pollrate = 0;
1353 }
1354 usbd_transfer_start(sc->sc_xfer[WSP_INTR_DT]);
1355 }
1356
1357 static void
wsp_stop_read(struct wsp_softc * sc)1358 wsp_stop_read(struct wsp_softc *sc)
1359 {
1360 usbd_transfer_stop(sc->sc_xfer[WSP_INTR_DT]);
1361 }
1362
1363 static int
wsp_open(struct usb_fifo * fifo,int fflags)1364 wsp_open(struct usb_fifo *fifo, int fflags)
1365 {
1366 struct wsp_softc *sc = usb_fifo_softc(fifo);
1367 int rc = 0;
1368
1369 DPRINTFN(WSP_LLEVEL_INFO, "\n");
1370
1371 if (sc->sc_fflags & fflags)
1372 return (EBUSY);
1373
1374 if (fflags & FREAD) {
1375 if (usb_fifo_alloc_buffer(fifo,
1376 WSP_FIFO_BUF_SIZE, WSP_FIFO_QUEUE_MAXLEN)) {
1377 return (ENOMEM);
1378 }
1379 #ifdef EVDEV_SUPPORT
1380 if ((sc->sc_state & WSP_EVDEV_OPENED) == 0)
1381 #endif
1382 rc = wsp_enable(sc);
1383 if (rc != 0) {
1384 usb_fifo_free_buffer(fifo);
1385 return (rc);
1386 }
1387 }
1388 sc->sc_fflags |= fflags & (FREAD | FWRITE);
1389 return (0);
1390 }
1391
1392 static void
wsp_close(struct usb_fifo * fifo,int fflags)1393 wsp_close(struct usb_fifo *fifo, int fflags)
1394 {
1395 struct wsp_softc *sc = usb_fifo_softc(fifo);
1396
1397 if (fflags & FREAD) {
1398 #ifdef EVDEV_SUPPORT
1399 if ((sc->sc_state & WSP_EVDEV_OPENED) == 0)
1400 #endif
1401 wsp_disable(sc);
1402 usb_fifo_free_buffer(fifo);
1403 }
1404
1405 sc->sc_fflags &= ~(fflags & (FREAD | FWRITE));
1406 }
1407
1408 static void
wsp_fifo_start_read(struct usb_fifo * fifo)1409 wsp_fifo_start_read(struct usb_fifo *fifo)
1410 {
1411 struct wsp_softc *sc = usb_fifo_softc(fifo);
1412
1413 wsp_start_read(sc);
1414 }
1415
1416 static void
wsp_fifo_stop_read(struct usb_fifo * fifo)1417 wsp_fifo_stop_read(struct usb_fifo *fifo)
1418 {
1419 struct wsp_softc *sc = usb_fifo_softc(fifo);
1420
1421 #ifdef EVDEV_SUPPORT
1422 if ((sc->sc_state & WSP_EVDEV_OPENED) == 0)
1423 #endif
1424 wsp_stop_read(sc);
1425 }
1426
1427 #ifdef EVDEV_SUPPORT
1428 static int
wsp_ev_open(struct evdev_dev * evdev)1429 wsp_ev_open(struct evdev_dev *evdev)
1430 {
1431 struct wsp_softc *sc = evdev_get_softc(evdev);
1432 int rc = 0;
1433
1434 mtx_lock(&sc->sc_mutex);
1435 if (sc->sc_fflags == 0)
1436 rc = wsp_enable(sc);
1437 if (rc == 0) {
1438 wsp_start_read(sc);
1439 sc->sc_state |= WSP_EVDEV_OPENED;
1440 }
1441 mtx_unlock(&sc->sc_mutex);
1442
1443 return (rc);
1444 }
1445
1446 static int
wsp_ev_close(struct evdev_dev * evdev)1447 wsp_ev_close(struct evdev_dev *evdev)
1448 {
1449 struct wsp_softc *sc = evdev_get_softc(evdev);
1450
1451 mtx_lock(&sc->sc_mutex);
1452 sc->sc_state &= ~WSP_EVDEV_OPENED;
1453 if (sc->sc_fflags == 0)
1454 wsp_stop_read(sc);
1455 mtx_unlock(&sc->sc_mutex);
1456
1457 return (0);
1458 }
1459 #endif
1460
1461 int
wsp_ioctl(struct usb_fifo * fifo,u_long cmd,void * addr,int fflags)1462 wsp_ioctl(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags)
1463 {
1464 struct wsp_softc *sc = usb_fifo_softc(fifo);
1465 mousemode_t mode;
1466 int error = 0;
1467
1468 mtx_lock(&sc->sc_mutex);
1469
1470 switch (cmd) {
1471 case MOUSE_GETHWINFO:
1472 *(mousehw_t *)addr = sc->sc_hw;
1473 break;
1474 case MOUSE_GETMODE:
1475 *(mousemode_t *)addr = sc->sc_mode;
1476 break;
1477 case MOUSE_SETMODE:
1478 mode = *(mousemode_t *)addr;
1479
1480 if (mode.level == -1)
1481 /* Don't change the current setting */
1482 ;
1483 else if ((mode.level < 0) || (mode.level > 1)) {
1484 error = EINVAL;
1485 goto done;
1486 }
1487 sc->sc_mode.level = mode.level;
1488 sc->sc_pollrate = mode.rate;
1489 sc->sc_hw.buttons = 3;
1490
1491 if (sc->sc_mode.level == 0) {
1492 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
1493 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
1494 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
1495 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
1496 } else if (sc->sc_mode.level == 1) {
1497 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
1498 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
1499 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
1500 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
1501 }
1502 wsp_reset_buf(sc);
1503 break;
1504 case MOUSE_GETLEVEL:
1505 *(int *)addr = sc->sc_mode.level;
1506 break;
1507 case MOUSE_SETLEVEL:
1508 if (*(int *)addr < 0 || *(int *)addr > 1) {
1509 error = EINVAL;
1510 goto done;
1511 }
1512 sc->sc_mode.level = *(int *)addr;
1513 sc->sc_hw.buttons = 3;
1514
1515 if (sc->sc_mode.level == 0) {
1516 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
1517 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
1518 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
1519 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
1520 } else if (sc->sc_mode.level == 1) {
1521 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
1522 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
1523 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
1524 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
1525 }
1526 wsp_reset_buf(sc);
1527 break;
1528 case MOUSE_GETSTATUS:{
1529 mousestatus_t *status = (mousestatus_t *)addr;
1530
1531 *status = sc->sc_status;
1532 sc->sc_status.obutton = sc->sc_status.button;
1533 sc->sc_status.button = 0;
1534 sc->sc_status.dx = 0;
1535 sc->sc_status.dy = 0;
1536 sc->sc_status.dz = 0;
1537
1538 if (status->dx || status->dy || status->dz)
1539 status->flags |= MOUSE_POSCHANGED;
1540 if (status->button != status->obutton)
1541 status->flags |= MOUSE_BUTTONSCHANGED;
1542 break;
1543 }
1544 default:
1545 error = ENOTTY;
1546 }
1547
1548 done:
1549 mtx_unlock(&sc->sc_mutex);
1550 return (error);
1551 }
1552
1553 static device_method_t wsp_methods[] = {
1554 /* Device interface */
1555 DEVMETHOD(device_probe, wsp_probe),
1556 DEVMETHOD(device_attach, wsp_attach),
1557 DEVMETHOD(device_detach, wsp_detach),
1558 DEVMETHOD_END
1559 };
1560
1561 static driver_t wsp_driver = {
1562 .name = WSP_DRIVER_NAME,
1563 .methods = wsp_methods,
1564 .size = sizeof(struct wsp_softc)
1565 };
1566
1567 DRIVER_MODULE(wsp, uhub, wsp_driver, NULL, NULL);
1568 MODULE_DEPEND(wsp, usb, 1, 1, 1);
1569 MODULE_DEPEND(wsp, hid, 1, 1, 1);
1570 #ifdef EVDEV_SUPPORT
1571 MODULE_DEPEND(wsp, evdev, 1, 1, 1);
1572 #endif
1573 MODULE_VERSION(wsp, 1);
1574 USB_PNP_HOST_INFO(wsp_devs);
1575