1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Lennart Augustsson (lennart@augustsson.net) at
9 * Carlstedt Research & Technology.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /*
34 * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf
35 */
36
37 #include "opt_evdev.h"
38
39 #include <sys/stdint.h>
40 #include <sys/stddef.h>
41 #include <sys/param.h>
42 #include <sys/queue.h>
43 #include <sys/types.h>
44 #include <sys/systm.h>
45 #include <sys/kernel.h>
46 #include <sys/bus.h>
47 #include <sys/module.h>
48 #include <sys/lock.h>
49 #include <sys/mutex.h>
50 #include <sys/condvar.h>
51 #include <sys/sysctl.h>
52 #include <sys/sx.h>
53 #include <sys/unistd.h>
54 #include <sys/callout.h>
55 #include <sys/malloc.h>
56 #include <sys/priv.h>
57 #include <sys/conf.h>
58 #include <sys/fcntl.h>
59 #include <sys/sbuf.h>
60
61 #include <dev/hid/hid.h>
62
63 #include <dev/usb/usb.h>
64 #include <dev/usb/usbdi.h>
65 #include <dev/usb/usbdi_util.h>
66 #include <dev/usb/usbhid.h>
67 #include "usbdevs.h"
68
69 #define USB_DEBUG_VAR ums_debug
70 #include <dev/usb/usb_debug.h>
71
72 #include <dev/usb/quirk/usb_quirk.h>
73
74 #ifdef EVDEV_SUPPORT
75 #include <dev/evdev/input.h>
76 #include <dev/evdev/evdev.h>
77 #endif
78
79 #include <sys/ioccom.h>
80 #include <sys/filio.h>
81 #include <sys/mouse.h>
82
83 #ifdef USB_DEBUG
84 static int ums_debug = 0;
85
86 static SYSCTL_NODE(_hw_usb, OID_AUTO, ums, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
87 "USB ums");
88 SYSCTL_INT(_hw_usb_ums, OID_AUTO, debug, CTLFLAG_RWTUN,
89 &ums_debug, 0, "Debug level");
90 #endif
91
92 #define MOUSE_FLAGS_MASK (HIO_CONST|HIO_RELATIVE)
93 #define MOUSE_FLAGS (HIO_RELATIVE)
94
95 #define UMS_BUF_SIZE 8 /* bytes */
96 #define UMS_IFQ_MAXLEN 50 /* units */
97 #define UMS_BUTTON_MAX 31 /* exclusive, must be less than 32 */
98 #define UMS_BUT(i) ((i) < 3 ? (((i) + 2) % 3) : (i))
99 #define UMS_INFO_MAX 2 /* maximum number of HID sets */
100
101 enum {
102 UMS_INTR_DT,
103 UMS_N_TRANSFER,
104 };
105
106 struct ums_info {
107 struct hid_location sc_loc_w;
108 struct hid_location sc_loc_x;
109 struct hid_location sc_loc_y;
110 struct hid_location sc_loc_z;
111 struct hid_location sc_loc_t;
112 struct hid_location sc_loc_btn[UMS_BUTTON_MAX];
113
114 uint32_t sc_flags;
115 #define UMS_FLAG_X_AXIS 0x0001
116 #define UMS_FLAG_Y_AXIS 0x0002
117 #define UMS_FLAG_Z_AXIS 0x0004
118 #define UMS_FLAG_T_AXIS 0x0008
119 #define UMS_FLAG_SBU 0x0010 /* spurious button up events */
120 #define UMS_FLAG_REVZ 0x0020 /* Z-axis is reversed */
121 #define UMS_FLAG_W_AXIS 0x0040
122 #define UMS_FLAG_VBTN 0x0080 /* Buttons in vendor usage page */
123
124 uint8_t sc_iid_w;
125 uint8_t sc_iid_x;
126 uint8_t sc_iid_y;
127 uint8_t sc_iid_z;
128 uint8_t sc_iid_t;
129 uint8_t sc_iid_btn[UMS_BUTTON_MAX];
130 uint8_t sc_buttons;
131 };
132
133 struct ums_softc {
134 struct usb_fifo_sc sc_fifo;
135 struct mtx sc_mtx;
136 struct usb_callout sc_callout;
137 struct ums_info sc_info[UMS_INFO_MAX];
138
139 mousehw_t sc_hw;
140 mousemode_t sc_mode;
141 mousestatus_t sc_status;
142
143 struct usb_xfer *sc_xfer[UMS_N_TRANSFER];
144
145 int sc_pollrate;
146 int sc_fflags;
147 #ifdef EVDEV_SUPPORT
148 int sc_evflags;
149 #define UMS_EVDEV_OPENED 1
150 #endif
151
152 uint8_t sc_buttons;
153 uint8_t sc_iid;
154 uint8_t sc_temp[64];
155
156 #ifdef EVDEV_SUPPORT
157 struct evdev_dev *sc_evdev;
158 #endif
159 };
160
161 static void ums_put_queue_timeout(void *__sc);
162
163 static usb_callback_t ums_intr_callback;
164
165 static device_probe_t ums_probe;
166 static device_attach_t ums_attach;
167 static device_detach_t ums_detach;
168
169 static usb_fifo_cmd_t ums_fifo_start_read;
170 static usb_fifo_cmd_t ums_fifo_stop_read;
171 static usb_fifo_open_t ums_fifo_open;
172 static usb_fifo_close_t ums_fifo_close;
173 static usb_fifo_ioctl_t ums_fifo_ioctl;
174
175 #ifdef EVDEV_SUPPORT
176 static evdev_open_t ums_ev_open;
177 static evdev_close_t ums_ev_close;
178 static void ums_evdev_push(struct ums_softc *, int32_t, int32_t,
179 int32_t, int32_t, int32_t);
180 #endif
181
182 static void ums_start_rx(struct ums_softc *);
183 static void ums_stop_rx(struct ums_softc *);
184 static void ums_put_queue(struct ums_softc *, int32_t, int32_t,
185 int32_t, int32_t, int32_t);
186 static int ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS);
187
188 static struct usb_fifo_methods ums_fifo_methods = {
189 .f_open = &ums_fifo_open,
190 .f_close = &ums_fifo_close,
191 .f_ioctl = &ums_fifo_ioctl,
192 .f_start_read = &ums_fifo_start_read,
193 .f_stop_read = &ums_fifo_stop_read,
194 .basename[0] = "ums",
195 };
196
197 #ifdef EVDEV_SUPPORT
198 static const struct evdev_methods ums_evdev_methods = {
199 .ev_open = &ums_ev_open,
200 .ev_close = &ums_ev_close,
201 };
202 #endif
203
204 static void
ums_put_queue_timeout(void * __sc)205 ums_put_queue_timeout(void *__sc)
206 {
207 struct ums_softc *sc = __sc;
208
209 mtx_assert(&sc->sc_mtx, MA_OWNED);
210
211 ums_put_queue(sc, 0, 0, 0, 0, 0);
212 #ifdef EVDEV_SUPPORT
213 ums_evdev_push(sc, 0, 0, 0, 0, 0);
214 #endif
215 }
216
217 static void
ums_intr_callback(struct usb_xfer * xfer,usb_error_t error)218 ums_intr_callback(struct usb_xfer *xfer, usb_error_t error)
219 {
220 struct ums_softc *sc = usbd_xfer_softc(xfer);
221 struct ums_info *info = &sc->sc_info[0];
222 struct usb_page_cache *pc;
223 uint8_t *buf = sc->sc_temp;
224 int32_t buttons = 0;
225 int32_t buttons_found = 0;
226 #ifdef EVDEV_SUPPORT
227 int32_t buttons_reported = 0;
228 #endif
229 int32_t dw = 0;
230 int32_t dx = 0;
231 int32_t dy = 0;
232 int32_t dz = 0;
233 int32_t dt = 0;
234 uint8_t i;
235 uint8_t id;
236 int len;
237
238 usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
239
240 switch (USB_GET_STATE(xfer)) {
241 case USB_ST_TRANSFERRED:
242 DPRINTFN(6, "sc=%p actlen=%d\n", sc, len);
243
244 if (len > (int)sizeof(sc->sc_temp)) {
245 DPRINTFN(6, "truncating large packet to %zu bytes\n",
246 sizeof(sc->sc_temp));
247 len = sizeof(sc->sc_temp);
248 }
249 if (len == 0)
250 goto tr_setup;
251
252 pc = usbd_xfer_get_frame(xfer, 0);
253 usbd_copy_out(pc, 0, buf, len);
254
255 DPRINTFN(6, "data = %02x %02x %02x %02x "
256 "%02x %02x %02x %02x\n",
257 (len > 0) ? buf[0] : 0, (len > 1) ? buf[1] : 0,
258 (len > 2) ? buf[2] : 0, (len > 3) ? buf[3] : 0,
259 (len > 4) ? buf[4] : 0, (len > 5) ? buf[5] : 0,
260 (len > 6) ? buf[6] : 0, (len > 7) ? buf[7] : 0);
261
262 if (sc->sc_iid) {
263 id = *buf;
264
265 len--;
266 buf++;
267
268 } else {
269 id = 0;
270 if (sc->sc_info[0].sc_flags & UMS_FLAG_SBU) {
271 if ((*buf == 0x14) || (*buf == 0x15)) {
272 goto tr_setup;
273 }
274 }
275 }
276
277 repeat:
278 if ((info->sc_flags & UMS_FLAG_W_AXIS) &&
279 (id == info->sc_iid_w))
280 dw += hid_get_data(buf, len, &info->sc_loc_w);
281
282 if ((info->sc_flags & UMS_FLAG_X_AXIS) &&
283 (id == info->sc_iid_x))
284 dx += hid_get_data(buf, len, &info->sc_loc_x);
285
286 if ((info->sc_flags & UMS_FLAG_Y_AXIS) &&
287 (id == info->sc_iid_y))
288 dy -= hid_get_data(buf, len, &info->sc_loc_y);
289
290 if ((info->sc_flags & UMS_FLAG_Z_AXIS) &&
291 (id == info->sc_iid_z)) {
292 int32_t temp;
293 temp = hid_get_data(buf, len, &info->sc_loc_z);
294 if (info->sc_flags & UMS_FLAG_REVZ)
295 temp = -temp;
296 dz -= temp;
297 }
298
299 if ((info->sc_flags & UMS_FLAG_T_AXIS) &&
300 (id == info->sc_iid_t)) {
301 dt += hid_get_data(buf, len, &info->sc_loc_t);
302 /* T-axis is translated into button presses */
303 buttons_found |= (1UL << 5) | (1UL << 6);
304 }
305
306 for (i = 0; i < info->sc_buttons; i++) {
307 uint32_t mask;
308 mask = 1UL << UMS_BUT(i);
309 /* check for correct button ID */
310 if (id != info->sc_iid_btn[i])
311 continue;
312 /* check for button pressed */
313 if (hid_get_data(buf, len, &info->sc_loc_btn[i]))
314 buttons |= mask;
315 /* register button mask */
316 buttons_found |= mask;
317 }
318
319 if (++info != &sc->sc_info[UMS_INFO_MAX])
320 goto repeat;
321
322 /* keep old button value(s) for non-detected buttons */
323 buttons |= sc->sc_status.button & ~buttons_found;
324
325 #ifdef EVDEV_SUPPORT
326 buttons_reported = buttons;
327 #endif
328
329 if (dx || dy || dz || dt || dw ||
330 (buttons != sc->sc_status.button)) {
331 DPRINTFN(6, "x:%d y:%d z:%d t:%d w:%d buttons:0x%08x\n",
332 dx, dy, dz, dt, dw, buttons);
333
334 /* translate T-axis into button presses until further */
335 if (dt > 0) {
336 ums_put_queue(sc, 0, 0, 0, 0, buttons);
337 buttons |= 1UL << 6;
338 } else if (dt < 0) {
339 ums_put_queue(sc, 0, 0, 0, 0, buttons);
340 buttons |= 1UL << 5;
341 }
342
343 sc->sc_status.button = buttons;
344 sc->sc_status.dx += dx;
345 sc->sc_status.dy += dy;
346 sc->sc_status.dz += dz;
347 /*
348 * sc->sc_status.dt += dt;
349 * no way to export this yet
350 */
351
352 /*
353 * The Qtronix keyboard has a built in PS/2
354 * port for a mouse. The firmware once in a
355 * while posts a spurious button up
356 * event. This event we ignore by doing a
357 * timeout for 50 msecs. If we receive
358 * dx=dy=dz=buttons=0 before we add the event
359 * to the queue. In any other case we delete
360 * the timeout event.
361 */
362 if ((sc->sc_info[0].sc_flags & UMS_FLAG_SBU) &&
363 (dx == 0) && (dy == 0) && (dz == 0) && (dt == 0) &&
364 (dw == 0) && (buttons == 0)) {
365 usb_callout_reset(&sc->sc_callout, hz / 20,
366 &ums_put_queue_timeout, sc);
367 } else {
368 usb_callout_stop(&sc->sc_callout);
369
370 ums_put_queue(sc, dx, dy, dz, dt, buttons);
371 #ifdef EVDEV_SUPPORT
372 ums_evdev_push(sc, dx, dy, dz, dt,
373 buttons_reported);
374 #endif
375 }
376 }
377 case USB_ST_SETUP:
378 tr_setup:
379 /* check if we can put more data into the FIFO */
380 if (usb_fifo_put_bytes_max(sc->sc_fifo.fp[USB_FIFO_RX]) == 0) {
381 #ifdef EVDEV_SUPPORT
382 if ((sc->sc_evflags & UMS_EVDEV_OPENED) == 0)
383 break;
384 #else
385 break;
386 #endif
387 }
388
389 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
390 usbd_transfer_submit(xfer);
391 break;
392
393 default: /* Error */
394 if (error != USB_ERR_CANCELLED) {
395 /* try clear stall first */
396 usbd_xfer_set_stall(xfer);
397 goto tr_setup;
398 }
399 break;
400 }
401 }
402
403 static const struct usb_config ums_config[UMS_N_TRANSFER] = {
404 [UMS_INTR_DT] = {
405 .type = UE_INTERRUPT,
406 .endpoint = UE_ADDR_ANY,
407 .direction = UE_DIR_IN,
408 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
409 .bufsize = 0, /* use wMaxPacketSize */
410 .callback = &ums_intr_callback,
411 },
412 };
413
414 /* A match on these entries will load ums */
415 static const STRUCT_USB_HOST_ID __used ums_devs[] = {
416 {USB_IFACE_CLASS(UICLASS_HID),
417 USB_IFACE_SUBCLASS(UISUBCLASS_BOOT),
418 USB_IFACE_PROTOCOL(UIPROTO_MOUSE),},
419 };
420
421 static int
ums_probe(device_t dev)422 ums_probe(device_t dev)
423 {
424 struct usb_attach_arg *uaa = device_get_ivars(dev);
425 void *d_ptr;
426 int error;
427 uint16_t d_len;
428
429 DPRINTFN(11, "\n");
430
431 if (uaa->usb_mode != USB_MODE_HOST)
432 return (ENXIO);
433
434 if (uaa->info.bInterfaceClass != UICLASS_HID)
435 return (ENXIO);
436
437 if (usb_test_quirk(uaa, UQ_UMS_IGNORE))
438 return (ENXIO);
439
440 if ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) &&
441 (uaa->info.bInterfaceProtocol == UIPROTO_MOUSE))
442 return (BUS_PROBE_DEFAULT);
443
444 error = usbd_req_get_hid_desc(uaa->device, NULL,
445 &d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex);
446
447 if (error)
448 return (ENXIO);
449
450 if (hid_is_mouse(d_ptr, d_len))
451 error = BUS_PROBE_DEFAULT;
452 else
453 error = ENXIO;
454
455 free(d_ptr, M_TEMP);
456 return (error);
457 }
458
459 static void
ums_hid_parse(struct ums_softc * sc,device_t dev,const uint8_t * buf,uint16_t len,uint8_t index)460 ums_hid_parse(struct ums_softc *sc, device_t dev, const uint8_t *buf,
461 uint16_t len, uint8_t index)
462 {
463 struct ums_info *info = &sc->sc_info[index];
464 uint32_t flags;
465 uint8_t i;
466 uint8_t j;
467
468 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_X),
469 hid_input, index, &info->sc_loc_x, &flags, &info->sc_iid_x)) {
470 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
471 info->sc_flags |= UMS_FLAG_X_AXIS;
472 }
473 }
474 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_Y),
475 hid_input, index, &info->sc_loc_y, &flags, &info->sc_iid_y)) {
476 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
477 info->sc_flags |= UMS_FLAG_Y_AXIS;
478 }
479 }
480 /* Try the wheel first as the Z activator since it's tradition. */
481 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
482 HUG_WHEEL), hid_input, index, &info->sc_loc_z, &flags,
483 &info->sc_iid_z) ||
484 hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
485 HUG_TWHEEL), hid_input, index, &info->sc_loc_z, &flags,
486 &info->sc_iid_z)) {
487 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
488 info->sc_flags |= UMS_FLAG_Z_AXIS;
489 }
490 /*
491 * We might have both a wheel and Z direction, if so put
492 * put the Z on the W coordinate.
493 */
494 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
495 HUG_Z), hid_input, index, &info->sc_loc_w, &flags,
496 &info->sc_iid_w)) {
497 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
498 info->sc_flags |= UMS_FLAG_W_AXIS;
499 }
500 }
501 } else if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
502 HUG_Z), hid_input, index, &info->sc_loc_z, &flags,
503 &info->sc_iid_z)) {
504 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
505 info->sc_flags |= UMS_FLAG_Z_AXIS;
506 }
507 }
508 /*
509 * The Microsoft Wireless Intellimouse 2.0 reports it's wheel
510 * using 0x0048, which is HUG_TWHEEL, and seems to expect you
511 * to know that the byte after the wheel is the tilt axis.
512 * There are no other HID axis descriptors other than X,Y and
513 * TWHEEL
514 */
515 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
516 HUG_TWHEEL), hid_input, index, &info->sc_loc_t,
517 &flags, &info->sc_iid_t)) {
518 info->sc_loc_t.pos += 8;
519
520 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
521 info->sc_flags |= UMS_FLAG_T_AXIS;
522 }
523 } else if (hid_locate(buf, len, HID_USAGE2(HUP_CONSUMER,
524 HUC_AC_PAN), hid_input, index, &info->sc_loc_t,
525 &flags, &info->sc_iid_t)) {
526 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS)
527 info->sc_flags |= UMS_FLAG_T_AXIS;
528 }
529 /* figure out the number of buttons */
530
531 for (i = 0; i < UMS_BUTTON_MAX; i++) {
532 if (!hid_locate(buf, len, HID_USAGE2(HUP_BUTTON, (i + 1)),
533 hid_input, index, &info->sc_loc_btn[i], NULL,
534 &info->sc_iid_btn[i])) {
535 break;
536 }
537 }
538
539 /* detect other buttons */
540 if (info->sc_flags & UMS_FLAG_VBTN) {
541 for (j = 0; (i < UMS_BUTTON_MAX) && (j < 2); i++, j++) {
542 if (!hid_locate(buf, len, HID_USAGE2(HUP_MICROSOFT,
543 (j + 1)), hid_input, index, &info->sc_loc_btn[i],
544 NULL, &info->sc_iid_btn[i])) {
545 break;
546 }
547 }
548 }
549
550 info->sc_buttons = i;
551
552 if (i > sc->sc_buttons)
553 sc->sc_buttons = i;
554
555 if (info->sc_flags == 0)
556 return;
557
558 /* announce information about the mouse */
559 device_printf(dev, "%d buttons and [%s%s%s%s%s] coordinates ID=%u\n",
560 (info->sc_buttons),
561 (info->sc_flags & UMS_FLAG_X_AXIS) ? "X" : "",
562 (info->sc_flags & UMS_FLAG_Y_AXIS) ? "Y" : "",
563 (info->sc_flags & UMS_FLAG_Z_AXIS) ? "Z" : "",
564 (info->sc_flags & UMS_FLAG_T_AXIS) ? "T" : "",
565 (info->sc_flags & UMS_FLAG_W_AXIS) ? "W" : "",
566 info->sc_iid_x);
567 }
568
569 static int
ums_attach(device_t dev)570 ums_attach(device_t dev)
571 {
572 struct usb_attach_arg *uaa = device_get_ivars(dev);
573 struct ums_softc *sc = device_get_softc(dev);
574 struct ums_info *info;
575 void *d_ptr = NULL;
576 int isize;
577 int err;
578 uint16_t d_len;
579 uint8_t i;
580 #ifdef USB_DEBUG
581 uint8_t j;
582 #endif
583
584 DPRINTFN(11, "sc=%p\n", sc);
585
586 device_set_usb_desc(dev);
587
588 mtx_init(&sc->sc_mtx, "ums lock", NULL, MTX_DEF | MTX_RECURSE);
589
590 usb_callout_init_mtx(&sc->sc_callout, &sc->sc_mtx, 0);
591
592 /*
593 * Force the report (non-boot) protocol.
594 *
595 * Mice without boot protocol support may choose not to implement
596 * Set_Protocol at all; Ignore any error.
597 */
598 err = usbd_req_set_protocol(uaa->device, NULL,
599 uaa->info.bIfaceIndex, 1);
600
601 err = usbd_transfer_setup(uaa->device,
602 &uaa->info.bIfaceIndex, sc->sc_xfer, ums_config,
603 UMS_N_TRANSFER, sc, &sc->sc_mtx);
604
605 if (err) {
606 DPRINTF("error=%s\n", usbd_errstr(err));
607 goto detach;
608 }
609
610 /* Get HID descriptor */
611 err = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr,
612 &d_len, M_TEMP, uaa->info.bIfaceIndex);
613
614 if (err) {
615 device_printf(dev, "error reading report description\n");
616 goto detach;
617 }
618
619 isize = hid_report_size_max(d_ptr, d_len, hid_input, &sc->sc_iid);
620
621 if (usb_test_quirk(uaa, UQ_MS_VENDOR_BTN))
622 for (i = 0; i < UMS_INFO_MAX; i++)
623 sc->sc_info[i].sc_flags |= UMS_FLAG_VBTN;
624
625 /*
626 * The Microsoft Wireless Notebook Optical Mouse seems to be in worse
627 * shape than the Wireless Intellimouse 2.0, as its X, Y, wheel, and
628 * all of its other button positions are all off. It also reports that
629 * it has two additional buttons and a tilt wheel.
630 */
631 if (usb_test_quirk(uaa, UQ_MS_BAD_CLASS)) {
632 sc->sc_iid = 0;
633
634 info = &sc->sc_info[0];
635 info->sc_flags = (UMS_FLAG_X_AXIS |
636 UMS_FLAG_Y_AXIS |
637 UMS_FLAG_Z_AXIS |
638 UMS_FLAG_SBU);
639 info->sc_buttons = 3;
640 isize = 5;
641 /* 1st byte of descriptor report contains garbage */
642 info->sc_loc_x.pos = 16;
643 info->sc_loc_x.size = 8;
644 info->sc_loc_y.pos = 24;
645 info->sc_loc_y.size = 8;
646 info->sc_loc_z.pos = 32;
647 info->sc_loc_z.size = 8;
648 info->sc_loc_btn[0].pos = 8;
649 info->sc_loc_btn[0].size = 1;
650 info->sc_loc_btn[1].pos = 9;
651 info->sc_loc_btn[1].size = 1;
652 info->sc_loc_btn[2].pos = 10;
653 info->sc_loc_btn[2].size = 1;
654
655 /* Announce device */
656 device_printf(dev, "3 buttons and [XYZ] "
657 "coordinates ID=0\n");
658
659 } else {
660 /* Search the HID descriptor and announce device */
661 for (i = 0; i < UMS_INFO_MAX; i++) {
662 ums_hid_parse(sc, dev, d_ptr, d_len, i);
663 }
664 }
665
666 if (usb_test_quirk(uaa, UQ_MS_REVZ)) {
667 info = &sc->sc_info[0];
668 /* Some wheels need the Z axis reversed. */
669 info->sc_flags |= UMS_FLAG_REVZ;
670 }
671 if (isize > (int)usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])) {
672 DPRINTF("WARNING: report size, %d bytes, is larger "
673 "than interrupt size, %d bytes!\n", isize,
674 usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT]));
675 }
676 free(d_ptr, M_TEMP);
677 d_ptr = NULL;
678
679 #ifdef USB_DEBUG
680 for (j = 0; j < UMS_INFO_MAX; j++) {
681 info = &sc->sc_info[j];
682
683 DPRINTF("sc=%p, index=%d\n", sc, j);
684 DPRINTF("X\t%d/%d id=%d\n", info->sc_loc_x.pos,
685 info->sc_loc_x.size, info->sc_iid_x);
686 DPRINTF("Y\t%d/%d id=%d\n", info->sc_loc_y.pos,
687 info->sc_loc_y.size, info->sc_iid_y);
688 DPRINTF("Z\t%d/%d id=%d\n", info->sc_loc_z.pos,
689 info->sc_loc_z.size, info->sc_iid_z);
690 DPRINTF("T\t%d/%d id=%d\n", info->sc_loc_t.pos,
691 info->sc_loc_t.size, info->sc_iid_t);
692 DPRINTF("W\t%d/%d id=%d\n", info->sc_loc_w.pos,
693 info->sc_loc_w.size, info->sc_iid_w);
694
695 for (i = 0; i < info->sc_buttons; i++) {
696 DPRINTF("B%d\t%d/%d id=%d\n",
697 i + 1, info->sc_loc_btn[i].pos,
698 info->sc_loc_btn[i].size, info->sc_iid_btn[i]);
699 }
700 }
701 DPRINTF("size=%d, id=%d\n", isize, sc->sc_iid);
702 #endif
703
704 err = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx,
705 &ums_fifo_methods, &sc->sc_fifo,
706 device_get_unit(dev), -1, uaa->info.bIfaceIndex,
707 UID_ROOT, GID_OPERATOR, 0644);
708 if (err)
709 goto detach;
710
711 #ifdef EVDEV_SUPPORT
712 sc->sc_evdev = evdev_alloc();
713 evdev_set_name(sc->sc_evdev, device_get_desc(dev));
714 evdev_set_phys(sc->sc_evdev, device_get_nameunit(dev));
715 evdev_set_id(sc->sc_evdev, BUS_USB, uaa->info.idVendor,
716 uaa->info.idProduct, 0);
717 evdev_set_serial(sc->sc_evdev, usb_get_serial(uaa->device));
718 evdev_set_methods(sc->sc_evdev, sc, &ums_evdev_methods);
719 evdev_support_prop(sc->sc_evdev, INPUT_PROP_POINTER);
720 evdev_support_event(sc->sc_evdev, EV_SYN);
721 evdev_support_event(sc->sc_evdev, EV_REL);
722 evdev_support_event(sc->sc_evdev, EV_KEY);
723
724 info = &sc->sc_info[0];
725
726 if (info->sc_flags & UMS_FLAG_X_AXIS)
727 evdev_support_rel(sc->sc_evdev, REL_X);
728
729 if (info->sc_flags & UMS_FLAG_Y_AXIS)
730 evdev_support_rel(sc->sc_evdev, REL_Y);
731
732 if (info->sc_flags & UMS_FLAG_Z_AXIS)
733 evdev_support_rel(sc->sc_evdev, REL_WHEEL);
734
735 if (info->sc_flags & UMS_FLAG_T_AXIS)
736 evdev_support_rel(sc->sc_evdev, REL_HWHEEL);
737
738 for (i = 0; i < info->sc_buttons; i++)
739 evdev_support_key(sc->sc_evdev, BTN_MOUSE + i);
740
741 err = evdev_register_mtx(sc->sc_evdev, &sc->sc_mtx);
742 if (err)
743 goto detach;
744 #endif
745
746 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
747 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
748 OID_AUTO, "parseinfo",
749 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
750 sc, 0, ums_sysctl_handler_parseinfo, "",
751 "Dump of parsed HID report descriptor");
752
753 return (0);
754
755 detach:
756 if (d_ptr) {
757 free(d_ptr, M_TEMP);
758 }
759 ums_detach(dev);
760 return (ENOMEM);
761 }
762
763 static int
ums_detach(device_t self)764 ums_detach(device_t self)
765 {
766 struct ums_softc *sc = device_get_softc(self);
767
768 DPRINTF("sc=%p\n", sc);
769
770 usb_fifo_detach(&sc->sc_fifo);
771
772 #ifdef EVDEV_SUPPORT
773 evdev_free(sc->sc_evdev);
774 #endif
775
776 usbd_transfer_unsetup(sc->sc_xfer, UMS_N_TRANSFER);
777
778 usb_callout_drain(&sc->sc_callout);
779
780 mtx_destroy(&sc->sc_mtx);
781
782 return (0);
783 }
784
785 static void
ums_reset(struct ums_softc * sc)786 ums_reset(struct ums_softc *sc)
787 {
788
789 /* reset all USB mouse parameters */
790
791 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
792 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
793 else
794 sc->sc_hw.buttons = sc->sc_buttons;
795
796 sc->sc_hw.iftype = MOUSE_IF_USB;
797 sc->sc_hw.type = MOUSE_MOUSE;
798 sc->sc_hw.model = MOUSE_MODEL_GENERIC;
799 sc->sc_hw.hwid = 0;
800
801 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
802 sc->sc_mode.rate = -1;
803 sc->sc_mode.resolution = MOUSE_RES_UNKNOWN;
804 sc->sc_mode.accelfactor = 0;
805 sc->sc_mode.level = 0;
806 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
807 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
808 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
809
810 /* reset status */
811
812 sc->sc_status.flags = 0;
813 sc->sc_status.button = 0;
814 sc->sc_status.obutton = 0;
815 sc->sc_status.dx = 0;
816 sc->sc_status.dy = 0;
817 sc->sc_status.dz = 0;
818 /* sc->sc_status.dt = 0; */
819 }
820
821 static void
ums_start_rx(struct ums_softc * sc)822 ums_start_rx(struct ums_softc *sc)
823 {
824 int rate;
825
826 /* Check if we should override the default polling interval */
827 rate = sc->sc_pollrate;
828 /* Range check rate */
829 if (rate > 1000)
830 rate = 1000;
831 /* Check for set rate */
832 if ((rate > 0) && (sc->sc_xfer[UMS_INTR_DT] != NULL)) {
833 DPRINTF("Setting pollrate = %d\n", rate);
834 /* Stop current transfer, if any */
835 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]);
836 /* Set new interval */
837 usbd_xfer_set_interval(sc->sc_xfer[UMS_INTR_DT], 1000 / rate);
838 /* Only set pollrate once */
839 sc->sc_pollrate = 0;
840 }
841
842 usbd_transfer_start(sc->sc_xfer[UMS_INTR_DT]);
843 }
844
845 static void
ums_stop_rx(struct ums_softc * sc)846 ums_stop_rx(struct ums_softc *sc)
847 {
848 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]);
849 usb_callout_stop(&sc->sc_callout);
850 }
851
852 static void
ums_fifo_start_read(struct usb_fifo * fifo)853 ums_fifo_start_read(struct usb_fifo *fifo)
854 {
855 struct ums_softc *sc = usb_fifo_softc(fifo);
856
857 ums_start_rx(sc);
858 }
859
860 static void
ums_fifo_stop_read(struct usb_fifo * fifo)861 ums_fifo_stop_read(struct usb_fifo *fifo)
862 {
863 struct ums_softc *sc = usb_fifo_softc(fifo);
864
865 #ifdef EVDEV_SUPPORT
866 if ((sc->sc_evflags & UMS_EVDEV_OPENED) == 0)
867 #endif
868 ums_stop_rx(sc);
869 }
870
871 #if ((MOUSE_SYS_PACKETSIZE != 8) || \
872 (MOUSE_MSC_PACKETSIZE != 5))
873 #error "Software assumptions are not met. Please update code."
874 #endif
875
876 static void
ums_put_queue(struct ums_softc * sc,int32_t dx,int32_t dy,int32_t dz,int32_t dt,int32_t buttons)877 ums_put_queue(struct ums_softc *sc, int32_t dx, int32_t dy,
878 int32_t dz, int32_t dt, int32_t buttons)
879 {
880 uint8_t buf[8];
881
882 #ifdef EVDEV_SUPPORT
883 if (evdev_is_grabbed(sc->sc_evdev))
884 return;
885 #endif
886 if (1) {
887 if (dx > 254)
888 dx = 254;
889 if (dx < -256)
890 dx = -256;
891 if (dy > 254)
892 dy = 254;
893 if (dy < -256)
894 dy = -256;
895 if (dz > 126)
896 dz = 126;
897 if (dz < -128)
898 dz = -128;
899 if (dt > 126)
900 dt = 126;
901 if (dt < -128)
902 dt = -128;
903
904 buf[0] = sc->sc_mode.syncmask[1];
905 buf[0] |= (~buttons) & MOUSE_MSC_BUTTONS;
906 buf[1] = dx >> 1;
907 buf[2] = dy >> 1;
908 buf[3] = dx - (dx >> 1);
909 buf[4] = dy - (dy >> 1);
910
911 if (sc->sc_mode.level == 1) {
912 buf[5] = dz >> 1;
913 buf[6] = dz - (dz >> 1);
914 buf[7] = (((~buttons) >> 3) & MOUSE_SYS_EXTBUTTONS);
915 }
916 usb_fifo_put_data_linear(sc->sc_fifo.fp[USB_FIFO_RX], buf,
917 sc->sc_mode.packetsize, 1);
918 } else {
919 DPRINTF("Buffer full, discarded packet\n");
920 }
921 }
922
923 #ifdef EVDEV_SUPPORT
924 static void
ums_evdev_push(struct ums_softc * sc,int32_t dx,int32_t dy,int32_t dz,int32_t dt,int32_t buttons)925 ums_evdev_push(struct ums_softc *sc, int32_t dx, int32_t dy,
926 int32_t dz, int32_t dt, int32_t buttons)
927 {
928 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) {
929 /* Push evdev event */
930 evdev_push_rel(sc->sc_evdev, REL_X, dx);
931 evdev_push_rel(sc->sc_evdev, REL_Y, -dy);
932 evdev_push_rel(sc->sc_evdev, REL_WHEEL, -dz);
933 evdev_push_rel(sc->sc_evdev, REL_HWHEEL, dt);
934 evdev_push_mouse_btn(sc->sc_evdev,
935 (buttons & ~MOUSE_STDBUTTONS) |
936 (buttons & (1 << 2) ? MOUSE_BUTTON1DOWN : 0) |
937 (buttons & (1 << 1) ? MOUSE_BUTTON2DOWN : 0) |
938 (buttons & (1 << 0) ? MOUSE_BUTTON3DOWN : 0));
939 evdev_sync(sc->sc_evdev);
940 }
941 }
942 #endif
943
944 static void
ums_reset_buf(struct ums_softc * sc)945 ums_reset_buf(struct ums_softc *sc)
946 {
947 /* reset read queue, must be called locked */
948 usb_fifo_reset(sc->sc_fifo.fp[USB_FIFO_RX]);
949 }
950
951 #ifdef EVDEV_SUPPORT
952 static int
ums_ev_open(struct evdev_dev * evdev)953 ums_ev_open(struct evdev_dev *evdev)
954 {
955 struct ums_softc *sc = evdev_get_softc(evdev);
956
957 mtx_assert(&sc->sc_mtx, MA_OWNED);
958
959 sc->sc_evflags |= UMS_EVDEV_OPENED;
960
961 if (sc->sc_fflags == 0) {
962 ums_reset(sc);
963 }
964 ums_start_rx(sc);
965
966 return (0);
967 }
968
969 static int
ums_ev_close(struct evdev_dev * evdev)970 ums_ev_close(struct evdev_dev *evdev)
971 {
972 struct ums_softc *sc = evdev_get_softc(evdev);
973
974 mtx_assert(&sc->sc_mtx, MA_OWNED);
975
976 sc->sc_evflags &= ~UMS_EVDEV_OPENED;
977
978 if (sc->sc_fflags == 0)
979 ums_stop_rx(sc);
980
981 return (0);
982 }
983 #endif
984
985 static int
ums_fifo_open(struct usb_fifo * fifo,int fflags)986 ums_fifo_open(struct usb_fifo *fifo, int fflags)
987 {
988 struct ums_softc *sc = usb_fifo_softc(fifo);
989
990 DPRINTFN(2, "\n");
991
992 /* check for duplicate open, should not happen */
993 if (sc->sc_fflags & fflags)
994 return (EBUSY);
995
996 /* check for first open */
997 #ifdef EVDEV_SUPPORT
998 if (sc->sc_fflags == 0 && (sc->sc_evflags & UMS_EVDEV_OPENED) == 0)
999 ums_reset(sc);
1000 #else
1001 if (sc->sc_fflags == 0)
1002 ums_reset(sc);
1003 #endif
1004
1005 if (fflags & FREAD) {
1006 /* allocate RX buffer */
1007 if (usb_fifo_alloc_buffer(fifo,
1008 UMS_BUF_SIZE, UMS_IFQ_MAXLEN)) {
1009 return (ENOMEM);
1010 }
1011 }
1012
1013 sc->sc_fflags |= fflags & (FREAD | FWRITE);
1014 return (0);
1015 }
1016
1017 static void
ums_fifo_close(struct usb_fifo * fifo,int fflags)1018 ums_fifo_close(struct usb_fifo *fifo, int fflags)
1019 {
1020 struct ums_softc *sc = usb_fifo_softc(fifo);
1021
1022 DPRINTFN(2, "\n");
1023
1024 if (fflags & FREAD)
1025 usb_fifo_free_buffer(fifo);
1026
1027 sc->sc_fflags &= ~(fflags & (FREAD | FWRITE));
1028 }
1029
1030 static int
ums_fifo_ioctl(struct usb_fifo * fifo,u_long cmd,void * addr,int fflags)1031 ums_fifo_ioctl(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags)
1032 {
1033 struct ums_softc *sc = usb_fifo_softc(fifo);
1034 mousemode_t mode;
1035 int error = 0;
1036
1037 DPRINTFN(2, "\n");
1038
1039 mtx_lock(&sc->sc_mtx);
1040
1041 switch (cmd) {
1042 case MOUSE_GETHWINFO:
1043 *(mousehw_t *)addr = sc->sc_hw;
1044 break;
1045
1046 case MOUSE_GETMODE:
1047 *(mousemode_t *)addr = sc->sc_mode;
1048 break;
1049
1050 case MOUSE_SETMODE:
1051 mode = *(mousemode_t *)addr;
1052
1053 if (mode.level == -1) {
1054 /* don't change the current setting */
1055 } else if ((mode.level < 0) || (mode.level > 1)) {
1056 error = EINVAL;
1057 break;
1058 } else {
1059 sc->sc_mode.level = mode.level;
1060 }
1061
1062 /* store polling rate */
1063 sc->sc_pollrate = mode.rate;
1064
1065 if (sc->sc_mode.level == 0) {
1066 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
1067 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
1068 else
1069 sc->sc_hw.buttons = sc->sc_buttons;
1070 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
1071 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
1072 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
1073 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
1074 } else if (sc->sc_mode.level == 1) {
1075 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON)
1076 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON;
1077 else
1078 sc->sc_hw.buttons = sc->sc_buttons;
1079 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
1080 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
1081 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
1082 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
1083 }
1084 ums_reset_buf(sc);
1085 break;
1086
1087 case MOUSE_GETLEVEL:
1088 *(int *)addr = sc->sc_mode.level;
1089 break;
1090
1091 case MOUSE_SETLEVEL:
1092 if (*(int *)addr < 0 || *(int *)addr > 1) {
1093 error = EINVAL;
1094 break;
1095 }
1096 sc->sc_mode.level = *(int *)addr;
1097
1098 if (sc->sc_mode.level == 0) {
1099 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
1100 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
1101 else
1102 sc->sc_hw.buttons = sc->sc_buttons;
1103 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
1104 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
1105 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
1106 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
1107 } else if (sc->sc_mode.level == 1) {
1108 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON)
1109 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON;
1110 else
1111 sc->sc_hw.buttons = sc->sc_buttons;
1112 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
1113 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
1114 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
1115 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
1116 }
1117 ums_reset_buf(sc);
1118 break;
1119
1120 case MOUSE_GETSTATUS:{
1121 mousestatus_t *status = (mousestatus_t *)addr;
1122
1123 *status = sc->sc_status;
1124 sc->sc_status.obutton = sc->sc_status.button;
1125 sc->sc_status.button = 0;
1126 sc->sc_status.dx = 0;
1127 sc->sc_status.dy = 0;
1128 sc->sc_status.dz = 0;
1129 /* sc->sc_status.dt = 0; */
1130
1131 if (status->dx || status->dy || status->dz /* || status->dt */ ) {
1132 status->flags |= MOUSE_POSCHANGED;
1133 }
1134 if (status->button != status->obutton) {
1135 status->flags |= MOUSE_BUTTONSCHANGED;
1136 }
1137 break;
1138 }
1139 default:
1140 error = ENOTTY;
1141 break;
1142 }
1143
1144 mtx_unlock(&sc->sc_mtx);
1145 return (error);
1146 }
1147
1148 static int
ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS)1149 ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS)
1150 {
1151 struct ums_softc *sc = arg1;
1152 struct ums_info *info;
1153 struct sbuf *sb;
1154 int i, j, err, had_output;
1155
1156 sb = sbuf_new_auto();
1157 for (i = 0, had_output = 0; i < UMS_INFO_MAX; i++) {
1158 info = &sc->sc_info[i];
1159
1160 /* Don't emit empty info */
1161 if ((info->sc_flags &
1162 (UMS_FLAG_X_AXIS | UMS_FLAG_Y_AXIS | UMS_FLAG_Z_AXIS |
1163 UMS_FLAG_T_AXIS | UMS_FLAG_W_AXIS)) == 0 &&
1164 info->sc_buttons == 0)
1165 continue;
1166
1167 if (had_output)
1168 sbuf_printf(sb, "\n");
1169 had_output = 1;
1170 sbuf_printf(sb, "i%d:", i + 1);
1171 if (info->sc_flags & UMS_FLAG_X_AXIS)
1172 sbuf_printf(sb, " X:r%d, p%d, s%d;",
1173 (int)info->sc_iid_x,
1174 (int)info->sc_loc_x.pos,
1175 (int)info->sc_loc_x.size);
1176 if (info->sc_flags & UMS_FLAG_Y_AXIS)
1177 sbuf_printf(sb, " Y:r%d, p%d, s%d;",
1178 (int)info->sc_iid_y,
1179 (int)info->sc_loc_y.pos,
1180 (int)info->sc_loc_y.size);
1181 if (info->sc_flags & UMS_FLAG_Z_AXIS)
1182 sbuf_printf(sb, " Z:r%d, p%d, s%d;",
1183 (int)info->sc_iid_z,
1184 (int)info->sc_loc_z.pos,
1185 (int)info->sc_loc_z.size);
1186 if (info->sc_flags & UMS_FLAG_T_AXIS)
1187 sbuf_printf(sb, " T:r%d, p%d, s%d;",
1188 (int)info->sc_iid_t,
1189 (int)info->sc_loc_t.pos,
1190 (int)info->sc_loc_t.size);
1191 if (info->sc_flags & UMS_FLAG_W_AXIS)
1192 sbuf_printf(sb, " W:r%d, p%d, s%d;",
1193 (int)info->sc_iid_w,
1194 (int)info->sc_loc_w.pos,
1195 (int)info->sc_loc_w.size);
1196
1197 for (j = 0; j < info->sc_buttons; j++) {
1198 sbuf_printf(sb, " B%d:r%d, p%d, s%d;", j + 1,
1199 (int)info->sc_iid_btn[j],
1200 (int)info->sc_loc_btn[j].pos,
1201 (int)info->sc_loc_btn[j].size);
1202 }
1203 }
1204 sbuf_finish(sb);
1205 err = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1);
1206 sbuf_delete(sb);
1207
1208 return (err);
1209 }
1210
1211 static device_method_t ums_methods[] = {
1212 DEVMETHOD(device_probe, ums_probe),
1213 DEVMETHOD(device_attach, ums_attach),
1214 DEVMETHOD(device_detach, ums_detach),
1215
1216 DEVMETHOD_END
1217 };
1218
1219 static driver_t ums_driver = {
1220 .name = "ums",
1221 .methods = ums_methods,
1222 .size = sizeof(struct ums_softc),
1223 };
1224
1225 DRIVER_MODULE(ums, uhub, ums_driver, NULL, NULL);
1226 MODULE_DEPEND(ums, usb, 1, 1, 1);
1227 MODULE_DEPEND(ums, hid, 1, 1, 1);
1228 #ifdef EVDEV_SUPPORT
1229 MODULE_DEPEND(ums, evdev, 1, 1, 1);
1230 #endif
1231 MODULE_VERSION(ums, 1);
1232 USB_PNP_HOST_INFO(ums_devs);
1233