uhidev.c revision 1.25 1 1.25 skrll /* $NetBSD: uhidev.c,v 1.25 2005/05/08 06:19:10 skrll Exp $ */
2 1.1 augustss
3 1.1 augustss /*
4 1.1 augustss * Copyright (c) 2001 The NetBSD Foundation, Inc.
5 1.1 augustss * All rights reserved.
6 1.1 augustss *
7 1.1 augustss * This code is derived from software contributed to The NetBSD Foundation
8 1.1 augustss * by Lennart Augustsson (lennart (at) augustsson.net) at
9 1.1 augustss * Carlstedt Research & Technology.
10 1.1 augustss *
11 1.1 augustss * Redistribution and use in source and binary forms, with or without
12 1.1 augustss * modification, are permitted provided that the following conditions
13 1.1 augustss * are met:
14 1.1 augustss * 1. Redistributions of source code must retain the above copyright
15 1.1 augustss * notice, this list of conditions and the following disclaimer.
16 1.1 augustss * 2. Redistributions in binary form must reproduce the above copyright
17 1.1 augustss * notice, this list of conditions and the following disclaimer in the
18 1.1 augustss * documentation and/or other materials provided with the distribution.
19 1.1 augustss * 3. All advertising materials mentioning features or use of this software
20 1.1 augustss * must display the following acknowledgement:
21 1.1 augustss * This product includes software developed by the NetBSD
22 1.1 augustss * Foundation, Inc. and its contributors.
23 1.1 augustss * 4. Neither the name of The NetBSD Foundation nor the names of its
24 1.1 augustss * contributors may be used to endorse or promote products derived
25 1.1 augustss * from this software without specific prior written permission.
26 1.1 augustss *
27 1.1 augustss * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28 1.1 augustss * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29 1.1 augustss * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30 1.1 augustss * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31 1.1 augustss * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32 1.1 augustss * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33 1.1 augustss * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34 1.1 augustss * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35 1.1 augustss * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36 1.1 augustss * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 1.1 augustss * POSSIBILITY OF SUCH DAMAGE.
38 1.1 augustss */
39 1.1 augustss
40 1.1 augustss /*
41 1.14 augustss * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf
42 1.1 augustss */
43 1.15 lukem
44 1.15 lukem #include <sys/cdefs.h>
45 1.25 skrll __KERNEL_RCSID(0, "$NetBSD: uhidev.c,v 1.25 2005/05/08 06:19:10 skrll Exp $");
46 1.1 augustss
47 1.1 augustss #include <sys/param.h>
48 1.1 augustss #include <sys/systm.h>
49 1.1 augustss #include <sys/kernel.h>
50 1.1 augustss #include <sys/malloc.h>
51 1.1 augustss #include <sys/signalvar.h>
52 1.1 augustss #include <sys/device.h>
53 1.1 augustss #include <sys/ioctl.h>
54 1.1 augustss #include <sys/conf.h>
55 1.1 augustss
56 1.1 augustss #include <dev/usb/usb.h>
57 1.1 augustss #include <dev/usb/usbhid.h>
58 1.1 augustss
59 1.1 augustss #include <dev/usb/usbdevs.h>
60 1.1 augustss #include <dev/usb/usbdi.h>
61 1.1 augustss #include <dev/usb/usbdi_util.h>
62 1.1 augustss #include <dev/usb/hid.h>
63 1.1 augustss #include <dev/usb/usb_quirks.h>
64 1.1 augustss
65 1.1 augustss #include <dev/usb/uhidev.h>
66 1.1 augustss
67 1.1 augustss /* Report descriptor for broken Wacom Graphire */
68 1.1 augustss #include <dev/usb/ugraphire_rdesc.h>
69 1.1 augustss
70 1.22 drochner #include "locators.h"
71 1.22 drochner
72 1.1 augustss #ifdef UHIDEV_DEBUG
73 1.1 augustss #define DPRINTF(x) if (uhidevdebug) logprintf x
74 1.1 augustss #define DPRINTFN(n,x) if (uhidevdebug>(n)) logprintf x
75 1.1 augustss int uhidevdebug = 0;
76 1.1 augustss #else
77 1.1 augustss #define DPRINTF(x)
78 1.1 augustss #define DPRINTFN(n,x)
79 1.1 augustss #endif
80 1.1 augustss
81 1.1 augustss Static void uhidev_intr(usbd_xfer_handle, usbd_private_handle, usbd_status);
82 1.1 augustss
83 1.1 augustss Static int uhidev_maxrepid(void *buf, int len);
84 1.1 augustss Static int uhidevprint(void *aux, const char *pnp);
85 1.22 drochner Static int uhidevsubmatch(struct device *parent, struct cfdata *cf,
86 1.22 drochner const locdesc_t *, void *aux);
87 1.1 augustss
88 1.1 augustss USB_DECLARE_DRIVER(uhidev);
89 1.1 augustss
90 1.1 augustss USB_MATCH(uhidev)
91 1.1 augustss {
92 1.1 augustss USB_MATCH_START(uhidev, uaa);
93 1.1 augustss usb_interface_descriptor_t *id;
94 1.6 augustss
95 1.1 augustss if (uaa->iface == NULL)
96 1.1 augustss return (UMATCH_NONE);
97 1.1 augustss id = usbd_get_interface_descriptor(uaa->iface);
98 1.1 augustss if (id == NULL || id->bInterfaceClass != UICLASS_HID)
99 1.1 augustss return (UMATCH_NONE);
100 1.1 augustss if (uaa->matchlvl)
101 1.1 augustss return (uaa->matchlvl);
102 1.1 augustss return (UMATCH_IFACECLASS_GENERIC);
103 1.1 augustss }
104 1.1 augustss
105 1.1 augustss USB_ATTACH(uhidev)
106 1.1 augustss {
107 1.1 augustss USB_ATTACH_START(uhidev, sc, uaa);
108 1.1 augustss usbd_interface_handle iface = uaa->iface;
109 1.1 augustss usb_interface_descriptor_t *id;
110 1.1 augustss usb_endpoint_descriptor_t *ed;
111 1.1 augustss struct uhidev_attach_arg uha;
112 1.1 augustss struct uhidev *dev;
113 1.1 augustss int size, nrepid, repid, repsz;
114 1.2 augustss int repsizes[256];
115 1.25 skrll int i;
116 1.19 jdolecek void *desc;
117 1.20 augustss const void *descptr;
118 1.1 augustss usbd_status err;
119 1.1 augustss char devinfo[1024];
120 1.22 drochner int help[2];
121 1.22 drochner locdesc_t *ldesc = (void *)help; /* XXX */
122 1.6 augustss
123 1.1 augustss sc->sc_udev = uaa->device;
124 1.1 augustss sc->sc_iface = iface;
125 1.1 augustss id = usbd_get_interface_descriptor(iface);
126 1.21 itojun usbd_devinfo(uaa->device, 0, devinfo, sizeof(devinfo));
127 1.1 augustss USB_ATTACH_SETUP;
128 1.1 augustss printf("%s: %s, iclass %d/%d\n", USBDEVNAME(sc->sc_dev),
129 1.1 augustss devinfo, id->bInterfaceClass, id->bInterfaceSubClass);
130 1.1 augustss
131 1.1 augustss (void)usbd_set_idle(iface, 0, 0);
132 1.1 augustss #if 0
133 1.1 augustss
134 1.1 augustss qflags = usbd_get_quirks(sc->sc_udev)->uq_flags;
135 1.1 augustss if ((qflags & UQ_NO_SET_PROTO) == 0 &&
136 1.1 augustss id->bInterfaceSubClass != UISUBCLASS_BOOT)
137 1.1 augustss (void)usbd_set_protocol(iface, 1);
138 1.1 augustss #endif
139 1.1 augustss
140 1.25 skrll sc->sc_iep_addr = sc->sc_oep_addr = -1;
141 1.25 skrll for (i = 0; i < id->bNumEndpoints; i++) {
142 1.25 skrll ed = usbd_interface2endpoint_descriptor(iface, i);
143 1.25 skrll if (ed == NULL) {
144 1.25 skrll printf("%s: could not read endpoint descriptor\n",
145 1.25 skrll USBDEVNAME(sc->sc_dev));
146 1.25 skrll sc->sc_dying = 1;
147 1.25 skrll USB_ATTACH_ERROR_RETURN;
148 1.25 skrll }
149 1.25 skrll
150 1.25 skrll DPRINTFN(10,("uhidev_attach: bLength=%d bDescriptorType=%d "
151 1.25 skrll "bEndpointAddress=%d-%s bmAttributes=%d wMaxPacketSize=%d"
152 1.25 skrll " bInterval=%d\n",
153 1.25 skrll ed->bLength, ed->bDescriptorType,
154 1.25 skrll ed->bEndpointAddress & UE_ADDR,
155 1.25 skrll UE_GET_DIR(ed->bEndpointAddress)==UE_DIR_IN? "in" : "out",
156 1.25 skrll ed->bmAttributes & UE_XFERTYPE,
157 1.25 skrll UGETW(ed->wMaxPacketSize), ed->bInterval));
158 1.25 skrll
159 1.25 skrll if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
160 1.25 skrll (ed->bmAttributes & UE_XFERTYPE) == UE_INTERRUPT) {
161 1.25 skrll sc->sc_iep_addr = ed->bEndpointAddress;
162 1.25 skrll } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
163 1.25 skrll (ed->bmAttributes & UE_XFERTYPE) == UE_INTERRUPT) {
164 1.25 skrll sc->sc_oep_addr = ed->bEndpointAddress;
165 1.25 skrll } else {
166 1.25 skrll printf("%s: unexpected endpoint\n", USBDEVNAME(sc->sc_dev));
167 1.25 skrll sc->sc_dying = 1;
168 1.25 skrll USB_ATTACH_ERROR_RETURN;
169 1.25 skrll }
170 1.1 augustss }
171 1.1 augustss
172 1.25 skrll /*
173 1.25 skrll * Check that we found an input interrupt endpoint. The output interrupt
174 1.25 skrll * endpoint is optional
175 1.25 skrll */
176 1.25 skrll if (sc->sc_iep_addr == -1) {
177 1.25 skrll printf("%s: no input interrupt endpoint\n", USBDEVNAME(sc->sc_dev));
178 1.1 augustss sc->sc_dying = 1;
179 1.1 augustss USB_ATTACH_ERROR_RETURN;
180 1.1 augustss }
181 1.1 augustss
182 1.1 augustss /* XXX need to extend this */
183 1.20 augustss descptr = NULL;
184 1.20 augustss if (uaa->vendor == USB_VENDOR_WACOM) {
185 1.20 augustss static uByte reportbuf[] = {2, 2, 2};
186 1.17 augustss
187 1.1 augustss /* The report descriptor for the Wacom Graphire is broken. */
188 1.17 augustss switch (uaa->product) {
189 1.17 augustss case USB_PRODUCT_WACOM_GRAPHIRE:
190 1.17 augustss size = sizeof uhid_graphire_report_descr;
191 1.17 augustss descptr = uhid_graphire_report_descr;
192 1.17 augustss break;
193 1.17 augustss
194 1.17 augustss case USB_PRODUCT_WACOM_GRAPHIRE3_4X5: /* The 6x8 too? */
195 1.17 augustss /*
196 1.17 augustss * The Graphire3 needs 0x0202 to be written to
197 1.17 augustss * feature report ID 2 before it'll start
198 1.17 augustss * returning digitizer data.
199 1.17 augustss */
200 1.17 augustss usbd_set_report(uaa->iface, UHID_FEATURE_REPORT, 2,
201 1.20 augustss &reportbuf, sizeof reportbuf);
202 1.17 augustss
203 1.17 augustss size = sizeof uhid_graphire3_4x5_report_descr;
204 1.17 augustss descptr = uhid_graphire3_4x5_report_descr;
205 1.17 augustss break;
206 1.20 augustss default:
207 1.20 augustss /* Keep descriptor */
208 1.20 augustss break;
209 1.17 augustss }
210 1.17 augustss }
211 1.17 augustss
212 1.17 augustss if (descptr) {
213 1.1 augustss desc = malloc(size, M_USBDEV, M_NOWAIT);
214 1.1 augustss if (desc == NULL)
215 1.1 augustss err = USBD_NOMEM;
216 1.1 augustss else {
217 1.1 augustss err = USBD_NORMAL_COMPLETION;
218 1.17 augustss memcpy(desc, descptr, size);
219 1.1 augustss }
220 1.1 augustss } else {
221 1.1 augustss desc = NULL;
222 1.17 augustss err = usbd_read_report_desc(uaa->iface, &desc, &size,
223 1.17 augustss M_USBDEV);
224 1.1 augustss }
225 1.1 augustss if (err) {
226 1.1 augustss printf("%s: no report descriptor\n", USBDEVNAME(sc->sc_dev));
227 1.1 augustss sc->sc_dying = 1;
228 1.1 augustss USB_ATTACH_ERROR_RETURN;
229 1.1 augustss }
230 1.6 augustss
231 1.1 augustss sc->sc_repdesc = desc;
232 1.1 augustss sc->sc_repdesc_size = size;
233 1.1 augustss
234 1.1 augustss uha.uaa = uaa;
235 1.1 augustss nrepid = uhidev_maxrepid(desc, size);
236 1.1 augustss if (nrepid < 0)
237 1.1 augustss USB_ATTACH_SUCCESS_RETURN;
238 1.1 augustss if (nrepid > 0)
239 1.1 augustss printf("%s: %d report ids\n", USBDEVNAME(sc->sc_dev), nrepid);
240 1.1 augustss nrepid++;
241 1.1 augustss sc->sc_subdevs = malloc(nrepid * sizeof(device_ptr_t),
242 1.5 augustss M_USBDEV, M_NOWAIT | M_ZERO);
243 1.1 augustss if (sc->sc_subdevs == NULL) {
244 1.1 augustss printf("%s: no memory\n", USBDEVNAME(sc->sc_dev));
245 1.1 augustss USB_ATTACH_ERROR_RETURN;
246 1.1 augustss }
247 1.1 augustss sc->sc_nrepid = nrepid;
248 1.1 augustss sc->sc_isize = 0;
249 1.1 augustss
250 1.1 augustss usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
251 1.1 augustss USBDEV(sc->sc_dev));
252 1.1 augustss
253 1.1 augustss for (repid = 0; repid < nrepid; repid++) {
254 1.1 augustss repsz = hid_report_size(desc, size, hid_input, repid);
255 1.1 augustss DPRINTF(("uhidev_match: repid=%d, repsz=%d\n", repid, repsz));
256 1.2 augustss repsizes[repid] = repsz;
257 1.1 augustss if (repsz > 0) {
258 1.1 augustss if (repsz > sc->sc_isize)
259 1.1 augustss sc->sc_isize = repsz;
260 1.1 augustss }
261 1.1 augustss }
262 1.1 augustss sc->sc_isize += nrepid != 1; /* space for report ID */
263 1.1 augustss DPRINTF(("uhidev_attach: isize=%d\n", sc->sc_isize));
264 1.1 augustss
265 1.1 augustss uha.parent = sc;
266 1.1 augustss for (repid = 0; repid < nrepid; repid++) {
267 1.1 augustss DPRINTF(("uhidev_match: try repid=%d\n", repid));
268 1.1 augustss if (hid_report_size(desc, size, hid_input, repid) == 0 &&
269 1.1 augustss hid_report_size(desc, size, hid_output, repid) == 0 &&
270 1.1 augustss hid_report_size(desc, size, hid_feature, repid) == 0) {
271 1.5 augustss ; /* already NULL in sc->sc_subdevs[repid] */
272 1.1 augustss } else {
273 1.1 augustss uha.reportid = repid;
274 1.22 drochner ldesc->len = 1;
275 1.22 drochner ldesc->locs[UHIDBUSCF_REPORTID] = repid;
276 1.22 drochner
277 1.22 drochner dev = (struct uhidev *)config_found_sm_loc(self,
278 1.22 drochner "uhidbus", ldesc, &uha,
279 1.22 drochner uhidevprint, uhidevsubmatch);
280 1.1 augustss sc->sc_subdevs[repid] = dev;
281 1.4 augustss if (dev != NULL) {
282 1.4 augustss dev->sc_in_rep_size = repsizes[repid];
283 1.1 augustss #ifdef DIAGNOSTIC
284 1.1 augustss DPRINTF(("uhidev_match: repid=%d dev=%p\n",
285 1.1 augustss repid, dev));
286 1.1 augustss if (dev->sc_intr == NULL) {
287 1.1 augustss printf("%s: sc_intr == NULL\n",
288 1.1 augustss USBDEVNAME(sc->sc_dev));
289 1.1 augustss USB_ATTACH_ERROR_RETURN;
290 1.1 augustss }
291 1.4 augustss #endif
292 1.9 dan #if NRND > 0
293 1.24 perry rnd_attach_source(&dev->rnd_source,
294 1.24 perry USBDEVNAME(dev->sc_dev),
295 1.9 dan RND_TYPE_TTY, 0);
296 1.9 dan #endif
297 1.1 augustss }
298 1.1 augustss }
299 1.1 augustss }
300 1.1 augustss
301 1.1 augustss USB_ATTACH_SUCCESS_RETURN;
302 1.1 augustss }
303 1.1 augustss
304 1.1 augustss int
305 1.1 augustss uhidev_maxrepid(void *buf, int len)
306 1.1 augustss {
307 1.1 augustss struct hid_data *d;
308 1.1 augustss struct hid_item h;
309 1.1 augustss int maxid;
310 1.1 augustss
311 1.1 augustss maxid = -1;
312 1.1 augustss h.report_ID = 0;
313 1.1 augustss for (d = hid_start_parse(buf, len, hid_none); hid_get_item(d, &h); )
314 1.1 augustss if (h.report_ID > maxid)
315 1.1 augustss maxid = h.report_ID;
316 1.1 augustss hid_end_parse(d);
317 1.1 augustss return (maxid);
318 1.1 augustss }
319 1.1 augustss
320 1.1 augustss int
321 1.1 augustss uhidevprint(void *aux, const char *pnp)
322 1.1 augustss {
323 1.1 augustss struct uhidev_attach_arg *uha = aux;
324 1.1 augustss
325 1.1 augustss if (pnp)
326 1.12 thorpej aprint_normal("uhid at %s", pnp);
327 1.1 augustss if (uha->reportid != 0)
328 1.12 thorpej aprint_normal(" reportid %d", uha->reportid);
329 1.1 augustss return (UNCONF);
330 1.1 augustss }
331 1.1 augustss
332 1.1 augustss int
333 1.22 drochner uhidevsubmatch(struct device *parent, struct cfdata *cf,
334 1.22 drochner const locdesc_t *ldesc, void *aux)
335 1.1 augustss {
336 1.1 augustss struct uhidev_attach_arg *uha = aux;
337 1.1 augustss
338 1.22 drochner if (cf->cf_loc[UHIDBUSCF_REPORTID] != UHIDBUSCF_REPORTID_DEFAULT &&
339 1.22 drochner cf->cf_loc[UHIDBUSCF_REPORTID] != ldesc->locs[UHIDBUSCF_REPORTID])
340 1.1 augustss return (0);
341 1.22 drochner
342 1.22 drochner if (cf->cf_loc[UHIDBUSCF_REPORTID] == ldesc->locs[UHIDBUSCF_REPORTID])
343 1.1 augustss uha->matchlvl = UMATCH_VENDOR_PRODUCT;
344 1.1 augustss else
345 1.1 augustss uha->matchlvl = 0;
346 1.8 thorpej return (config_match(parent, cf, aux));
347 1.1 augustss }
348 1.1 augustss
349 1.1 augustss int
350 1.1 augustss uhidev_activate(device_ptr_t self, enum devact act)
351 1.1 augustss {
352 1.1 augustss struct uhidev_softc *sc = (struct uhidev_softc *)self;
353 1.1 augustss int i, rv;
354 1.1 augustss
355 1.1 augustss switch (act) {
356 1.1 augustss case DVACT_ACTIVATE:
357 1.1 augustss return (EOPNOTSUPP);
358 1.1 augustss
359 1.1 augustss case DVACT_DEACTIVATE:
360 1.1 augustss rv = 0;
361 1.1 augustss for (i = 0; i < sc->sc_nrepid; i++)
362 1.1 augustss if (sc->sc_subdevs[i] != NULL)
363 1.1 augustss rv |= config_deactivate(
364 1.1 augustss &sc->sc_subdevs[i]->sc_dev);
365 1.1 augustss sc->sc_dying = 1;
366 1.16 christos break;
367 1.16 christos default:
368 1.16 christos rv = 0;
369 1.1 augustss break;
370 1.1 augustss }
371 1.1 augustss return (rv);
372 1.1 augustss }
373 1.1 augustss
374 1.1 augustss USB_DETACH(uhidev)
375 1.1 augustss {
376 1.1 augustss USB_DETACH_START(uhidev, sc);
377 1.1 augustss int i, rv;
378 1.1 augustss
379 1.1 augustss DPRINTF(("uhidev_detach: sc=%p flags=%d\n", sc, flags));
380 1.1 augustss
381 1.1 augustss sc->sc_dying = 1;
382 1.25 skrll if (sc->sc_ipipe != NULL)
383 1.25 skrll usbd_abort_pipe(sc->sc_ipipe);
384 1.1 augustss
385 1.1 augustss if (sc->sc_repdesc != NULL)
386 1.1 augustss free(sc->sc_repdesc, M_USBDEV);
387 1.1 augustss
388 1.1 augustss rv = 0;
389 1.1 augustss for (i = 0; i < sc->sc_nrepid; i++) {
390 1.1 augustss if (sc->sc_subdevs[i] != NULL) {
391 1.9 dan #if NRND > 0
392 1.9 dan rnd_detach_source(&sc->sc_subdevs[i]->rnd_source);
393 1.9 dan #endif
394 1.1 augustss rv |= config_detach(&sc->sc_subdevs[i]->sc_dev, flags);
395 1.1 augustss sc->sc_subdevs[i] = NULL;
396 1.1 augustss }
397 1.1 augustss }
398 1.1 augustss
399 1.1 augustss usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
400 1.1 augustss USBDEV(sc->sc_dev));
401 1.1 augustss
402 1.1 augustss return (rv);
403 1.1 augustss }
404 1.1 augustss
405 1.1 augustss void
406 1.1 augustss uhidev_intr(usbd_xfer_handle xfer, usbd_private_handle addr, usbd_status status)
407 1.1 augustss {
408 1.1 augustss struct uhidev_softc *sc = addr;
409 1.1 augustss struct uhidev *scd;
410 1.1 augustss u_char *p;
411 1.1 augustss u_int rep;
412 1.1 augustss u_int32_t cc;
413 1.1 augustss
414 1.1 augustss usbd_get_xfer_status(xfer, NULL, NULL, &cc, NULL);
415 1.1 augustss
416 1.1 augustss #ifdef UHIDEV_DEBUG
417 1.1 augustss if (uhidevdebug > 5) {
418 1.1 augustss u_int32_t i;
419 1.6 augustss
420 1.1 augustss DPRINTF(("uhidev_intr: status=%d cc=%d\n", status, cc));
421 1.1 augustss DPRINTF(("uhidev_intr: data ="));
422 1.1 augustss for (i = 0; i < cc; i++)
423 1.1 augustss DPRINTF((" %02x", sc->sc_ibuf[i]));
424 1.1 augustss DPRINTF(("\n"));
425 1.1 augustss }
426 1.1 augustss #endif
427 1.1 augustss
428 1.1 augustss if (status == USBD_CANCELLED)
429 1.1 augustss return;
430 1.1 augustss
431 1.1 augustss if (status != USBD_NORMAL_COMPLETION) {
432 1.3 augustss DPRINTF(("%s: interrupt status=%d\n", USBDEVNAME(sc->sc_dev),
433 1.3 augustss status));
434 1.25 skrll usbd_clear_endpoint_stall_async(sc->sc_ipipe);
435 1.1 augustss return;
436 1.1 augustss }
437 1.1 augustss
438 1.1 augustss p = sc->sc_ibuf;
439 1.1 augustss if (sc->sc_nrepid != 1)
440 1.1 augustss rep = *p++, cc--;
441 1.1 augustss else
442 1.1 augustss rep = 0;
443 1.1 augustss if (rep >= sc->sc_nrepid) {
444 1.1 augustss printf("uhidev_intr: bad repid %d\n", rep);
445 1.1 augustss return;
446 1.1 augustss }
447 1.1 augustss scd = sc->sc_subdevs[rep];
448 1.1 augustss DPRINTFN(5,("uhidev_intr: rep=%d, scd=%p state=0x%x\n",
449 1.1 augustss rep, scd, scd ? scd->sc_state : 0));
450 1.1 augustss if (scd == NULL || !(scd->sc_state & UHIDEV_OPEN))
451 1.1 augustss return;
452 1.23 augustss if (scd->sc_in_rep_size != cc) {
453 1.23 augustss printf("%s: bad input length %d != %d\n",
454 1.23 augustss USBDEVNAME(sc->sc_dev), scd->sc_in_rep_size, cc);
455 1.23 augustss return;
456 1.23 augustss }
457 1.9 dan #if NRND > 0
458 1.10 fair rnd_add_uint32(&scd->rnd_source, (uintptr_t)(sc->sc_ibuf));
459 1.2 augustss #endif
460 1.1 augustss scd->sc_intr(scd, p, cc);
461 1.1 augustss }
462 1.1 augustss
463 1.1 augustss void
464 1.1 augustss uhidev_get_report_desc(struct uhidev_softc *sc, void **desc, int *size)
465 1.1 augustss {
466 1.1 augustss *desc = sc->sc_repdesc;
467 1.1 augustss *size = sc->sc_repdesc_size;
468 1.1 augustss }
469 1.1 augustss
470 1.1 augustss int
471 1.1 augustss uhidev_open(struct uhidev *scd)
472 1.1 augustss {
473 1.1 augustss struct uhidev_softc *sc = scd->sc_parent;
474 1.1 augustss usbd_status err;
475 1.25 skrll int error;
476 1.1 augustss
477 1.1 augustss DPRINTF(("uhidev_open: open pipe, state=%d refcnt=%d\n",
478 1.1 augustss scd->sc_state, sc->sc_refcnt));
479 1.1 augustss
480 1.1 augustss if (scd->sc_state & UHIDEV_OPEN)
481 1.1 augustss return (EBUSY);
482 1.1 augustss scd->sc_state |= UHIDEV_OPEN;
483 1.1 augustss if (sc->sc_refcnt++)
484 1.1 augustss return (0);
485 1.1 augustss
486 1.1 augustss if (sc->sc_isize == 0)
487 1.1 augustss return (0);
488 1.1 augustss
489 1.1 augustss sc->sc_ibuf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK);
490 1.1 augustss
491 1.25 skrll /* Set up input interrupt pipe. */
492 1.1 augustss DPRINTF(("uhidev_open: isize=%d, ep=0x%02x\n", sc->sc_isize,
493 1.25 skrll sc->sc_iep_addr));
494 1.25 skrll
495 1.25 skrll err = usbd_open_pipe_intr(sc->sc_iface, sc->sc_iep_addr,
496 1.25 skrll USBD_SHORT_XFER_OK, &sc->sc_ipipe, sc, sc->sc_ibuf,
497 1.1 augustss sc->sc_isize, uhidev_intr, USBD_DEFAULT_INTERVAL);
498 1.25 skrll if (err != USBD_NORMAL_COMPLETION) {
499 1.1 augustss DPRINTF(("uhidopen: usbd_open_pipe_intr failed, "
500 1.25 skrll "error=%d\n", err));
501 1.25 skrll error = EIO;
502 1.25 skrll goto out1;
503 1.25 skrll }
504 1.25 skrll
505 1.25 skrll /*
506 1.25 skrll * Set up output interrupt pipe if an output interrupt endpoint
507 1.25 skrll * exists.
508 1.25 skrll */
509 1.25 skrll if (sc->sc_oep_addr != -1) {
510 1.25 skrll DPRINTF(("uhidev_open: oep=0x%02x\n", sc->sc_oep_addr));
511 1.25 skrll
512 1.25 skrll err = usbd_open_pipe(sc->sc_iface, sc->sc_oep_addr,
513 1.25 skrll 0, &sc->sc_opipe);
514 1.25 skrll
515 1.25 skrll if (err != USBD_NORMAL_COMPLETION) {
516 1.25 skrll DPRINTF(("uhidev_open: usbd_open_pipe failed, "
517 1.25 skrll "error=%d\n", err));
518 1.25 skrll error = EIO;
519 1.25 skrll goto out2;
520 1.25 skrll }
521 1.25 skrll DPRINTF(("uhidev_open: sc->sc_opipe=%p\n", sc->sc_opipe));
522 1.25 skrll
523 1.25 skrll sc->sc_oxfer = usbd_alloc_xfer(sc->sc_udev);
524 1.25 skrll if (sc->sc_oxfer == NULL) {
525 1.25 skrll DPRINTF(("uhidev_open: couldn't allocate an xfer\n"));
526 1.25 skrll error = ENOMEM;
527 1.25 skrll goto out3;
528 1.25 skrll }
529 1.1 augustss }
530 1.25 skrll
531 1.1 augustss return (0);
532 1.25 skrll out3:
533 1.25 skrll /* Abort output pipe */
534 1.25 skrll usbd_close_pipe(sc->sc_opipe);
535 1.25 skrll out2:
536 1.25 skrll /* Abort input pipe */
537 1.25 skrll usbd_close_pipe(sc->sc_ipipe);
538 1.25 skrll out1:
539 1.25 skrll DPRINTF(("uhidev_open: failed in someway"));
540 1.25 skrll free(sc->sc_ibuf, M_USBDEV);
541 1.25 skrll scd->sc_state &= ~UHIDEV_OPEN;
542 1.25 skrll sc->sc_refcnt = 0;
543 1.25 skrll sc->sc_ipipe = NULL;
544 1.25 skrll sc->sc_opipe = NULL;
545 1.25 skrll sc->sc_oxfer = NULL;
546 1.25 skrll return error;
547 1.1 augustss }
548 1.1 augustss
549 1.1 augustss void
550 1.1 augustss uhidev_close(struct uhidev *scd)
551 1.1 augustss {
552 1.1 augustss struct uhidev_softc *sc = scd->sc_parent;
553 1.1 augustss
554 1.1 augustss if (!(scd->sc_state & UHIDEV_OPEN))
555 1.1 augustss return;
556 1.1 augustss scd->sc_state &= ~UHIDEV_OPEN;
557 1.1 augustss if (--sc->sc_refcnt)
558 1.1 augustss return;
559 1.1 augustss DPRINTF(("uhidev_close: close pipe\n"));
560 1.1 augustss
561 1.25 skrll if (sc->sc_oxfer != NULL)
562 1.25 skrll usbd_free_xfer(sc->sc_oxfer);
563 1.25 skrll
564 1.1 augustss /* Disable interrupts. */
565 1.25 skrll if (sc->sc_opipe != NULL) {
566 1.25 skrll usbd_abort_pipe(sc->sc_opipe);
567 1.25 skrll usbd_close_pipe(sc->sc_opipe);
568 1.25 skrll sc->sc_opipe = NULL;
569 1.25 skrll }
570 1.25 skrll
571 1.25 skrll if (sc->sc_ipipe != NULL) {
572 1.25 skrll usbd_abort_pipe(sc->sc_ipipe);
573 1.25 skrll usbd_close_pipe(sc->sc_ipipe);
574 1.25 skrll sc->sc_ipipe = NULL;
575 1.1 augustss }
576 1.1 augustss
577 1.1 augustss if (sc->sc_ibuf != NULL) {
578 1.1 augustss free(sc->sc_ibuf, M_USBDEV);
579 1.1 augustss sc->sc_ibuf = NULL;
580 1.1 augustss }
581 1.1 augustss }
582 1.1 augustss
583 1.1 augustss usbd_status
584 1.1 augustss uhidev_set_report(struct uhidev *scd, int type, void *data, int len)
585 1.1 augustss {
586 1.13 dsainty char *buf;
587 1.13 dsainty usbd_status retstat;
588 1.13 dsainty
589 1.13 dsainty if (scd->sc_report_id == 0)
590 1.13 dsainty return usbd_set_report(scd->sc_parent->sc_iface, type,
591 1.13 dsainty scd->sc_report_id, data, len);
592 1.13 dsainty
593 1.13 dsainty buf = malloc(len + 1, M_TEMP, M_WAITOK);
594 1.13 dsainty buf[0] = scd->sc_report_id;
595 1.13 dsainty memcpy(buf+1, data, len);
596 1.13 dsainty
597 1.13 dsainty retstat = usbd_set_report(scd->sc_parent->sc_iface, type,
598 1.18 dsainty scd->sc_report_id, buf, len + 1);
599 1.13 dsainty
600 1.13 dsainty free(buf, M_TEMP);
601 1.1 augustss
602 1.13 dsainty return retstat;
603 1.1 augustss }
604 1.1 augustss
605 1.1 augustss void
606 1.1 augustss uhidev_set_report_async(struct uhidev *scd, int type, void *data, int len)
607 1.1 augustss {
608 1.1 augustss /* XXX */
609 1.1 augustss char buf[100];
610 1.1 augustss if (scd->sc_report_id) {
611 1.1 augustss buf[0] = scd->sc_report_id;
612 1.1 augustss memcpy(buf+1, data, len);
613 1.1 augustss len++;
614 1.1 augustss data = buf;
615 1.1 augustss }
616 1.1 augustss
617 1.6 augustss usbd_set_report_async(scd->sc_parent->sc_iface, type,
618 1.1 augustss scd->sc_report_id, data, len);
619 1.1 augustss }
620 1.1 augustss
621 1.1 augustss usbd_status
622 1.1 augustss uhidev_get_report(struct uhidev *scd, int type, void *data, int len)
623 1.1 augustss {
624 1.6 augustss return usbd_get_report(scd->sc_parent->sc_iface, type,
625 1.1 augustss scd->sc_report_id, data, len);
626 1.1 augustss }
627 1.25 skrll
628 1.25 skrll usbd_status
629 1.25 skrll uhidev_write(struct uhidev_softc *sc, void *data, int len)
630 1.25 skrll {
631 1.25 skrll
632 1.25 skrll DPRINTF(("uhidev_write: data=%p, len=%d\n", data, len));
633 1.25 skrll
634 1.25 skrll if (sc->sc_opipe == NULL)
635 1.25 skrll return USBD_INVAL;
636 1.25 skrll
637 1.25 skrll #ifdef UHIDEV_DEBUG
638 1.25 skrll if (uhidevdebug > 50) {
639 1.25 skrll
640 1.25 skrll u_int32_t i;
641 1.25 skrll u_int8_t *d = data;
642 1.25 skrll
643 1.25 skrll DPRINTF(("uhidev_write: data ="));
644 1.25 skrll for (i = 0; i < len; i++)
645 1.25 skrll DPRINTF((" %02x", d[i]));
646 1.25 skrll DPRINTF(("\n"));
647 1.25 skrll }
648 1.25 skrll #endif
649 1.25 skrll return usbd_intr_transfer(sc->sc_oxfer, sc->sc_opipe, 0,
650 1.25 skrll USBD_NO_TIMEOUT, data, &len, "uhidevwi");
651 1.25 skrll }
652