bthidev.c revision 1.1.2.5
1 1.1.2.5 yamt /* $NetBSD: bthidev.c,v 1.1.2.5 2007/11/15 11:44:05 yamt Exp $ */ 2 1.1.2.2 yamt 3 1.1.2.2 yamt /*- 4 1.1.2.2 yamt * Copyright (c) 2006 Itronix Inc. 5 1.1.2.2 yamt * All rights reserved. 6 1.1.2.2 yamt * 7 1.1.2.2 yamt * Written by Iain Hibbert for Itronix Inc. 8 1.1.2.2 yamt * 9 1.1.2.2 yamt * Redistribution and use in source and binary forms, with or without 10 1.1.2.2 yamt * modification, are permitted provided that the following conditions 11 1.1.2.2 yamt * are met: 12 1.1.2.2 yamt * 1. Redistributions of source code must retain the above copyright 13 1.1.2.2 yamt * notice, this list of conditions and the following disclaimer. 14 1.1.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 15 1.1.2.2 yamt * notice, this list of conditions and the following disclaimer in the 16 1.1.2.2 yamt * documentation and/or other materials provided with the distribution. 17 1.1.2.2 yamt * 3. The name of Itronix Inc. may not be used to endorse 18 1.1.2.2 yamt * or promote products derived from this software without specific 19 1.1.2.2 yamt * prior written permission. 20 1.1.2.2 yamt * 21 1.1.2.2 yamt * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND 22 1.1.2.2 yamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 1.1.2.2 yamt * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 1.1.2.2 yamt * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY 25 1.1.2.2 yamt * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 26 1.1.2.2 yamt * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27 1.1.2.2 yamt * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 28 1.1.2.2 yamt * ON ANY THEORY OF LIABILITY, WHETHER IN 29 1.1.2.2 yamt * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 1.1.2.2 yamt * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 1.1.2.2 yamt * POSSIBILITY OF SUCH DAMAGE. 32 1.1.2.2 yamt */ 33 1.1.2.2 yamt 34 1.1.2.2 yamt #include <sys/cdefs.h> 35 1.1.2.5 yamt __KERNEL_RCSID(0, "$NetBSD: bthidev.c,v 1.1.2.5 2007/11/15 11:44:05 yamt Exp $"); 36 1.1.2.2 yamt 37 1.1.2.2 yamt #include <sys/param.h> 38 1.1.2.2 yamt #include <sys/conf.h> 39 1.1.2.2 yamt #include <sys/device.h> 40 1.1.2.2 yamt #include <sys/fcntl.h> 41 1.1.2.2 yamt #include <sys/kernel.h> 42 1.1.2.2 yamt #include <sys/queue.h> 43 1.1.2.2 yamt #include <sys/malloc.h> 44 1.1.2.2 yamt #include <sys/mbuf.h> 45 1.1.2.2 yamt #include <sys/proc.h> 46 1.1.2.2 yamt #include <sys/systm.h> 47 1.1.2.2 yamt 48 1.1.2.3 yamt #include <prop/proplib.h> 49 1.1.2.3 yamt 50 1.1.2.2 yamt #include <netbt/bluetooth.h> 51 1.1.2.2 yamt #include <netbt/l2cap.h> 52 1.1.2.2 yamt 53 1.1.2.2 yamt #include <dev/usb/hid.h> 54 1.1.2.2 yamt #include <dev/bluetooth/btdev.h> 55 1.1.2.2 yamt #include <dev/bluetooth/bthid.h> 56 1.1.2.2 yamt #include <dev/bluetooth/bthidev.h> 57 1.1.2.2 yamt 58 1.1.2.2 yamt #include "locators.h" 59 1.1.2.2 yamt 60 1.1.2.2 yamt /***************************************************************************** 61 1.1.2.2 yamt * 62 1.1.2.2 yamt * Bluetooth HID device 63 1.1.2.2 yamt */ 64 1.1.2.2 yamt 65 1.1.2.2 yamt #define MAX_DESCRIPTOR_LEN 1024 /* sanity check */ 66 1.1.2.2 yamt 67 1.1.2.2 yamt /* bthidev softc */ 68 1.1.2.2 yamt struct bthidev_softc { 69 1.1.2.3 yamt struct btdev sc_btdev; 70 1.1.2.2 yamt uint16_t sc_state; 71 1.1.2.2 yamt uint16_t sc_flags; 72 1.1.2.5 yamt device_t sc_dev; 73 1.1.2.2 yamt 74 1.1.2.2 yamt bdaddr_t sc_laddr; /* local address */ 75 1.1.2.2 yamt bdaddr_t sc_raddr; /* remote address */ 76 1.1.2.4 yamt int sc_mode; /* link mode */ 77 1.1.2.2 yamt 78 1.1.2.2 yamt uint16_t sc_ctlpsm; /* control PSM */ 79 1.1.2.2 yamt struct l2cap_channel *sc_ctl; /* control channel */ 80 1.1.2.2 yamt struct l2cap_channel *sc_ctl_l; /* control listen */ 81 1.1.2.2 yamt 82 1.1.2.2 yamt uint16_t sc_intpsm; /* interrupt PSM */ 83 1.1.2.2 yamt struct l2cap_channel *sc_int; /* interrupt channel */ 84 1.1.2.2 yamt struct l2cap_channel *sc_int_l; /* interrupt listen */ 85 1.1.2.2 yamt 86 1.1.2.2 yamt LIST_HEAD(,bthidev) sc_list; /* child list */ 87 1.1.2.2 yamt 88 1.1.2.5 yamt callout_t sc_reconnect; 89 1.1.2.2 yamt int sc_attempts; /* connection attempts */ 90 1.1.2.2 yamt }; 91 1.1.2.2 yamt 92 1.1.2.3 yamt /* sc_flags */ 93 1.1.2.3 yamt #define BTHID_RECONNECT (1 << 0) /* reconnect on link loss */ 94 1.1.2.3 yamt #define BTHID_CONNECTING (1 << 1) /* we are connecting */ 95 1.1.2.3 yamt 96 1.1.2.2 yamt /* device state */ 97 1.1.2.2 yamt #define BTHID_CLOSED 0 98 1.1.2.2 yamt #define BTHID_WAIT_CTL 1 99 1.1.2.2 yamt #define BTHID_WAIT_INT 2 100 1.1.2.2 yamt #define BTHID_OPEN 3 101 1.1.2.2 yamt #define BTHID_DETACHING 4 102 1.1.2.2 yamt 103 1.1.2.2 yamt #define BTHID_RETRY_INTERVAL 5 /* seconds between connection attempts */ 104 1.1.2.2 yamt 105 1.1.2.2 yamt /* bthidev internals */ 106 1.1.2.2 yamt static void bthidev_timeout(void *); 107 1.1.2.2 yamt static int bthidev_listen(struct bthidev_softc *); 108 1.1.2.2 yamt static int bthidev_connect(struct bthidev_softc *); 109 1.1.2.2 yamt static int bthidev_output(struct bthidev *, uint8_t *, int); 110 1.1.2.2 yamt static void bthidev_null(struct bthidev *, uint8_t *, int); 111 1.1.2.2 yamt 112 1.1.2.2 yamt /* autoconf(9) glue */ 113 1.1.2.5 yamt static int bthidev_match(device_t, struct cfdata *, void *); 114 1.1.2.5 yamt static void bthidev_attach(device_t, device_t, void *); 115 1.1.2.5 yamt static int bthidev_detach(device_t, int); 116 1.1.2.2 yamt static int bthidev_print(void *, const char *); 117 1.1.2.2 yamt 118 1.1.2.5 yamt CFATTACH_DECL_NEW(bthidev, sizeof(struct bthidev_softc), 119 1.1.2.2 yamt bthidev_match, bthidev_attach, bthidev_detach, NULL); 120 1.1.2.2 yamt 121 1.1.2.2 yamt /* bluetooth(9) protocol methods for L2CAP */ 122 1.1.2.2 yamt static void bthidev_connecting(void *); 123 1.1.2.2 yamt static void bthidev_ctl_connected(void *); 124 1.1.2.2 yamt static void bthidev_int_connected(void *); 125 1.1.2.2 yamt static void bthidev_ctl_disconnected(void *, int); 126 1.1.2.2 yamt static void bthidev_int_disconnected(void *, int); 127 1.1.2.2 yamt static void *bthidev_ctl_newconn(void *, struct sockaddr_bt *, struct sockaddr_bt *); 128 1.1.2.2 yamt static void *bthidev_int_newconn(void *, struct sockaddr_bt *, struct sockaddr_bt *); 129 1.1.2.2 yamt static void bthidev_complete(void *, int); 130 1.1.2.4 yamt static void bthidev_linkmode(void *, int); 131 1.1.2.2 yamt static void bthidev_input(void *, struct mbuf *); 132 1.1.2.2 yamt 133 1.1.2.2 yamt static const struct btproto bthidev_ctl_proto = { 134 1.1.2.2 yamt bthidev_connecting, 135 1.1.2.2 yamt bthidev_ctl_connected, 136 1.1.2.2 yamt bthidev_ctl_disconnected, 137 1.1.2.2 yamt bthidev_ctl_newconn, 138 1.1.2.2 yamt bthidev_complete, 139 1.1.2.4 yamt bthidev_linkmode, 140 1.1.2.2 yamt bthidev_input, 141 1.1.2.2 yamt }; 142 1.1.2.2 yamt 143 1.1.2.2 yamt static const struct btproto bthidev_int_proto = { 144 1.1.2.2 yamt bthidev_connecting, 145 1.1.2.2 yamt bthidev_int_connected, 146 1.1.2.2 yamt bthidev_int_disconnected, 147 1.1.2.2 yamt bthidev_int_newconn, 148 1.1.2.2 yamt bthidev_complete, 149 1.1.2.4 yamt bthidev_linkmode, 150 1.1.2.2 yamt bthidev_input, 151 1.1.2.2 yamt }; 152 1.1.2.2 yamt 153 1.1.2.2 yamt /***************************************************************************** 154 1.1.2.2 yamt * 155 1.1.2.2 yamt * bthidev autoconf(9) routines 156 1.1.2.2 yamt */ 157 1.1.2.2 yamt 158 1.1.2.2 yamt static int 159 1.1.2.5 yamt bthidev_match(device_t self, struct cfdata *cfdata, void *aux) 160 1.1.2.2 yamt { 161 1.1.2.3 yamt prop_dictionary_t dict = aux; 162 1.1.2.3 yamt prop_object_t obj; 163 1.1.2.2 yamt 164 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTDEVservice); 165 1.1.2.3 yamt if (prop_string_equals_cstring(obj, "HID")) 166 1.1.2.3 yamt return 1; 167 1.1.2.2 yamt 168 1.1.2.3 yamt return 0; 169 1.1.2.2 yamt } 170 1.1.2.2 yamt 171 1.1.2.2 yamt static void 172 1.1.2.5 yamt bthidev_attach(device_t parent, device_t self, void *aux) 173 1.1.2.2 yamt { 174 1.1.2.5 yamt struct bthidev_softc *sc = device_private(self); 175 1.1.2.3 yamt prop_dictionary_t dict = aux; 176 1.1.2.3 yamt prop_object_t obj; 177 1.1.2.5 yamt device_t dev; 178 1.1.2.2 yamt struct bthidev_attach_args bha; 179 1.1.2.5 yamt struct bthidev *hidev; 180 1.1.2.2 yamt struct hid_data *d; 181 1.1.2.2 yamt struct hid_item h; 182 1.1.2.3 yamt const void *desc; 183 1.1.2.2 yamt int locs[BTHIDBUSCF_NLOCS]; 184 1.1.2.3 yamt int maxid, rep, s, dlen; 185 1.1.2.2 yamt 186 1.1.2.2 yamt /* 187 1.1.2.2 yamt * Init softc 188 1.1.2.2 yamt */ 189 1.1.2.5 yamt sc->sc_dev = self; 190 1.1.2.2 yamt LIST_INIT(&sc->sc_list); 191 1.1.2.4 yamt callout_init(&sc->sc_reconnect, 0); 192 1.1.2.2 yamt callout_setfunc(&sc->sc_reconnect, bthidev_timeout, sc); 193 1.1.2.2 yamt sc->sc_state = BTHID_CLOSED; 194 1.1.2.3 yamt sc->sc_flags = BTHID_CONNECTING; 195 1.1.2.3 yamt sc->sc_ctlpsm = L2CAP_PSM_HID_CNTL; 196 1.1.2.3 yamt sc->sc_intpsm = L2CAP_PSM_HID_INTR; 197 1.1.2.2 yamt 198 1.1.2.2 yamt /* 199 1.1.2.3 yamt * extract config from proplist 200 1.1.2.2 yamt */ 201 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTDEVladdr); 202 1.1.2.3 yamt bdaddr_copy(&sc->sc_laddr, prop_data_data_nocopy(obj)); 203 1.1.2.2 yamt 204 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTDEVraddr); 205 1.1.2.3 yamt bdaddr_copy(&sc->sc_raddr, prop_data_data_nocopy(obj)); 206 1.1.2.2 yamt 207 1.1.2.4 yamt obj = prop_dictionary_get(dict, BTDEVmode); 208 1.1.2.4 yamt if (prop_object_type(obj) == PROP_TYPE_STRING) { 209 1.1.2.4 yamt if (prop_string_equals_cstring(obj, BTDEVauth)) 210 1.1.2.4 yamt sc->sc_mode = L2CAP_LM_AUTH; 211 1.1.2.4 yamt else if (prop_string_equals_cstring(obj, BTDEVencrypt)) 212 1.1.2.4 yamt sc->sc_mode = L2CAP_LM_ENCRYPT; 213 1.1.2.4 yamt else if (prop_string_equals_cstring(obj, BTDEVsecure)) 214 1.1.2.4 yamt sc->sc_mode = L2CAP_LM_SECURE; 215 1.1.2.4 yamt else { 216 1.1.2.4 yamt aprint_error(" unknown %s\n", BTDEVmode); 217 1.1.2.4 yamt return; 218 1.1.2.4 yamt } 219 1.1.2.4 yamt 220 1.1.2.4 yamt aprint_verbose(" %s %s", BTDEVmode, 221 1.1.2.4 yamt prop_string_cstring_nocopy(obj)); 222 1.1.2.4 yamt } 223 1.1.2.4 yamt 224 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTHIDEVcontrolpsm); 225 1.1.2.3 yamt if (prop_object_type(obj) == PROP_TYPE_NUMBER) { 226 1.1.2.3 yamt sc->sc_ctlpsm = prop_number_integer_value(obj); 227 1.1.2.3 yamt if (L2CAP_PSM_INVALID(sc->sc_ctlpsm)) { 228 1.1.2.3 yamt aprint_error(" invalid %s\n", BTHIDEVcontrolpsm); 229 1.1.2.3 yamt return; 230 1.1.2.3 yamt } 231 1.1.2.3 yamt } 232 1.1.2.3 yamt 233 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTHIDEVinterruptpsm); 234 1.1.2.3 yamt if (prop_object_type(obj) == PROP_TYPE_NUMBER) { 235 1.1.2.3 yamt sc->sc_intpsm = prop_number_integer_value(obj); 236 1.1.2.3 yamt if (L2CAP_PSM_INVALID(sc->sc_intpsm)) { 237 1.1.2.3 yamt aprint_error(" invalid %s\n", BTHIDEVinterruptpsm); 238 1.1.2.3 yamt return; 239 1.1.2.3 yamt } 240 1.1.2.3 yamt } 241 1.1.2.3 yamt 242 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTHIDEVdescriptor); 243 1.1.2.3 yamt if (prop_object_type(obj) == PROP_TYPE_DATA) { 244 1.1.2.3 yamt dlen = prop_data_size(obj); 245 1.1.2.3 yamt desc = prop_data_data_nocopy(obj); 246 1.1.2.3 yamt } else { 247 1.1.2.3 yamt aprint_error(" no %s\n", BTHIDEVdescriptor); 248 1.1.2.2 yamt return; 249 1.1.2.2 yamt } 250 1.1.2.3 yamt 251 1.1.2.3 yamt obj = prop_dictionary_get(dict, BTHIDEVreconnect); 252 1.1.2.3 yamt if (prop_object_type(obj) == PROP_TYPE_BOOL 253 1.1.2.3 yamt && !prop_bool_true(obj)) 254 1.1.2.3 yamt sc->sc_flags |= BTHID_RECONNECT; 255 1.1.2.2 yamt 256 1.1.2.2 yamt /* 257 1.1.2.2 yamt * Parse the descriptor and attach child devices, one per report. 258 1.1.2.2 yamt */ 259 1.1.2.2 yamt maxid = -1; 260 1.1.2.2 yamt h.report_ID = 0; 261 1.1.2.3 yamt d = hid_start_parse(desc, dlen, hid_none); 262 1.1.2.2 yamt while (hid_get_item(d, &h)) { 263 1.1.2.2 yamt if (h.report_ID > maxid) 264 1.1.2.2 yamt maxid = h.report_ID; 265 1.1.2.2 yamt } 266 1.1.2.2 yamt hid_end_parse(d); 267 1.1.2.2 yamt 268 1.1.2.2 yamt if (maxid < 0) { 269 1.1.2.2 yamt aprint_error(" no reports found\n"); 270 1.1.2.2 yamt return; 271 1.1.2.2 yamt } 272 1.1.2.2 yamt 273 1.1.2.2 yamt aprint_normal("\n"); 274 1.1.2.2 yamt 275 1.1.2.2 yamt for (rep = 0 ; rep <= maxid ; rep++) { 276 1.1.2.3 yamt if (hid_report_size(desc, dlen, hid_feature, rep) == 0 277 1.1.2.3 yamt && hid_report_size(desc, dlen, hid_input, rep) == 0 278 1.1.2.3 yamt && hid_report_size(desc, dlen, hid_output, rep) == 0) 279 1.1.2.2 yamt continue; 280 1.1.2.2 yamt 281 1.1.2.3 yamt bha.ba_desc = desc; 282 1.1.2.3 yamt bha.ba_dlen = dlen; 283 1.1.2.2 yamt bha.ba_input = bthidev_null; 284 1.1.2.2 yamt bha.ba_feature = bthidev_null; 285 1.1.2.2 yamt bha.ba_output = bthidev_output; 286 1.1.2.2 yamt bha.ba_id = rep; 287 1.1.2.2 yamt 288 1.1.2.2 yamt locs[BTHIDBUSCF_REPORTID] = rep; 289 1.1.2.2 yamt 290 1.1.2.5 yamt dev = config_found_sm_loc(self, "bthidbus", 291 1.1.2.2 yamt locs, &bha, bthidev_print, config_stdsubmatch); 292 1.1.2.2 yamt if (dev != NULL) { 293 1.1.2.5 yamt hidev = device_private(dev); 294 1.1.2.5 yamt hidev->sc_dev = dev; 295 1.1.2.5 yamt hidev->sc_parent = self; 296 1.1.2.5 yamt hidev->sc_id = rep; 297 1.1.2.5 yamt hidev->sc_input = bha.ba_input; 298 1.1.2.5 yamt hidev->sc_feature = bha.ba_feature; 299 1.1.2.5 yamt LIST_INSERT_HEAD(&sc->sc_list, hidev, sc_next); 300 1.1.2.2 yamt } 301 1.1.2.2 yamt } 302 1.1.2.2 yamt 303 1.1.2.2 yamt /* 304 1.1.2.2 yamt * start bluetooth connections 305 1.1.2.2 yamt */ 306 1.1.2.2 yamt s = splsoftnet(); 307 1.1.2.3 yamt if ((sc->sc_flags & BTHID_RECONNECT) == 0) 308 1.1.2.2 yamt bthidev_listen(sc); 309 1.1.2.2 yamt 310 1.1.2.3 yamt if (sc->sc_flags & BTHID_CONNECTING) 311 1.1.2.2 yamt bthidev_connect(sc); 312 1.1.2.2 yamt splx(s); 313 1.1.2.2 yamt } 314 1.1.2.2 yamt 315 1.1.2.2 yamt static int 316 1.1.2.5 yamt bthidev_detach(device_t self, int flags) 317 1.1.2.2 yamt { 318 1.1.2.5 yamt struct bthidev_softc *sc = device_private(self); 319 1.1.2.5 yamt struct bthidev *hidev; 320 1.1.2.2 yamt int s; 321 1.1.2.2 yamt 322 1.1.2.2 yamt s = splsoftnet(); 323 1.1.2.2 yamt sc->sc_flags = 0; /* disable reconnecting */ 324 1.1.2.2 yamt 325 1.1.2.2 yamt /* release interrupt listen */ 326 1.1.2.2 yamt if (sc->sc_int_l != NULL) { 327 1.1.2.2 yamt l2cap_detach(&sc->sc_int_l); 328 1.1.2.2 yamt sc->sc_int_l = NULL; 329 1.1.2.2 yamt } 330 1.1.2.2 yamt 331 1.1.2.2 yamt /* release control listen */ 332 1.1.2.2 yamt if (sc->sc_ctl_l != NULL) { 333 1.1.2.2 yamt l2cap_detach(&sc->sc_ctl_l); 334 1.1.2.2 yamt sc->sc_ctl_l = NULL; 335 1.1.2.2 yamt } 336 1.1.2.2 yamt 337 1.1.2.2 yamt /* close interrupt channel */ 338 1.1.2.2 yamt if (sc->sc_int != NULL) { 339 1.1.2.2 yamt l2cap_disconnect(sc->sc_int, 0); 340 1.1.2.2 yamt l2cap_detach(&sc->sc_int); 341 1.1.2.2 yamt sc->sc_int = NULL; 342 1.1.2.2 yamt } 343 1.1.2.2 yamt 344 1.1.2.2 yamt /* close control channel */ 345 1.1.2.2 yamt if (sc->sc_ctl != NULL) { 346 1.1.2.2 yamt l2cap_disconnect(sc->sc_ctl, 0); 347 1.1.2.2 yamt l2cap_detach(&sc->sc_ctl); 348 1.1.2.2 yamt sc->sc_ctl = NULL; 349 1.1.2.2 yamt } 350 1.1.2.2 yamt 351 1.1.2.2 yamt /* remove callout */ 352 1.1.2.2 yamt sc->sc_state = BTHID_DETACHING; 353 1.1.2.2 yamt callout_stop(&sc->sc_reconnect); 354 1.1.2.2 yamt if (callout_invoking(&sc->sc_reconnect)) 355 1.1.2.2 yamt tsleep(sc, PWAIT, "bthidetach", 0); 356 1.1.2.2 yamt 357 1.1.2.5 yamt callout_destroy(&sc->sc_reconnect); 358 1.1.2.5 yamt 359 1.1.2.2 yamt splx(s); 360 1.1.2.2 yamt 361 1.1.2.2 yamt /* detach children */ 362 1.1.2.5 yamt while ((hidev = LIST_FIRST(&sc->sc_list)) != NULL) { 363 1.1.2.5 yamt LIST_REMOVE(hidev, sc_next); 364 1.1.2.5 yamt config_detach(hidev->sc_dev, flags); 365 1.1.2.2 yamt } 366 1.1.2.2 yamt 367 1.1.2.2 yamt return 0; 368 1.1.2.2 yamt } 369 1.1.2.2 yamt 370 1.1.2.2 yamt /* 371 1.1.2.2 yamt * bthidev config print 372 1.1.2.2 yamt */ 373 1.1.2.2 yamt static int 374 1.1.2.2 yamt bthidev_print(void *aux, const char *pnp) 375 1.1.2.2 yamt { 376 1.1.2.2 yamt struct bthidev_attach_args *ba = aux; 377 1.1.2.2 yamt 378 1.1.2.2 yamt if (pnp != NULL) 379 1.1.2.2 yamt aprint_normal("%s:", pnp); 380 1.1.2.2 yamt 381 1.1.2.2 yamt if (ba->ba_id > 0) 382 1.1.2.2 yamt aprint_normal(" reportid %d", ba->ba_id); 383 1.1.2.2 yamt 384 1.1.2.2 yamt return UNCONF; 385 1.1.2.2 yamt } 386 1.1.2.2 yamt 387 1.1.2.2 yamt /***************************************************************************** 388 1.1.2.2 yamt * 389 1.1.2.2 yamt * bluetooth(4) HID attach/detach routines 390 1.1.2.2 yamt */ 391 1.1.2.2 yamt 392 1.1.2.2 yamt /* 393 1.1.2.3 yamt * callouts are scheduled after connections have been lost, in order 394 1.1.2.3 yamt * to clean up and reconnect. 395 1.1.2.2 yamt */ 396 1.1.2.2 yamt static void 397 1.1.2.2 yamt bthidev_timeout(void *arg) 398 1.1.2.2 yamt { 399 1.1.2.2 yamt struct bthidev_softc *sc = arg; 400 1.1.2.3 yamt int s; 401 1.1.2.2 yamt 402 1.1.2.2 yamt s = splsoftnet(); 403 1.1.2.2 yamt callout_ack(&sc->sc_reconnect); 404 1.1.2.2 yamt 405 1.1.2.2 yamt switch (sc->sc_state) { 406 1.1.2.2 yamt case BTHID_CLOSED: 407 1.1.2.3 yamt if (sc->sc_int != NULL) { 408 1.1.2.3 yamt l2cap_disconnect(sc->sc_int, 0); 409 1.1.2.3 yamt break; 410 1.1.2.3 yamt } 411 1.1.2.3 yamt 412 1.1.2.3 yamt if (sc->sc_ctl != NULL) { 413 1.1.2.3 yamt l2cap_disconnect(sc->sc_ctl, 0); 414 1.1.2.3 yamt break; 415 1.1.2.3 yamt } 416 1.1.2.3 yamt 417 1.1.2.3 yamt if (sc->sc_flags & BTHID_RECONNECT) { 418 1.1.2.3 yamt sc->sc_flags |= BTHID_CONNECTING; 419 1.1.2.3 yamt bthidev_connect(sc); 420 1.1.2.3 yamt break; 421 1.1.2.3 yamt } 422 1.1.2.3 yamt 423 1.1.2.2 yamt break; 424 1.1.2.2 yamt 425 1.1.2.2 yamt case BTHID_WAIT_CTL: 426 1.1.2.2 yamt break; 427 1.1.2.2 yamt 428 1.1.2.2 yamt case BTHID_WAIT_INT: 429 1.1.2.2 yamt break; 430 1.1.2.2 yamt 431 1.1.2.2 yamt case BTHID_OPEN: 432 1.1.2.2 yamt break; 433 1.1.2.2 yamt 434 1.1.2.2 yamt case BTHID_DETACHING: 435 1.1.2.2 yamt wakeup(sc); 436 1.1.2.2 yamt break; 437 1.1.2.2 yamt 438 1.1.2.2 yamt default: 439 1.1.2.2 yamt break; 440 1.1.2.2 yamt } 441 1.1.2.2 yamt splx(s); 442 1.1.2.2 yamt } 443 1.1.2.2 yamt 444 1.1.2.2 yamt /* 445 1.1.2.2 yamt * listen for our device 446 1.1.2.2 yamt */ 447 1.1.2.2 yamt static int 448 1.1.2.2 yamt bthidev_listen(struct bthidev_softc *sc) 449 1.1.2.2 yamt { 450 1.1.2.2 yamt struct sockaddr_bt sa; 451 1.1.2.2 yamt int err; 452 1.1.2.2 yamt 453 1.1.2.2 yamt memset(&sa, 0, sizeof(sa)); 454 1.1.2.2 yamt sa.bt_len = sizeof(sa); 455 1.1.2.2 yamt sa.bt_family = AF_BLUETOOTH; 456 1.1.2.2 yamt bdaddr_copy(&sa.bt_bdaddr, &sc->sc_laddr); 457 1.1.2.2 yamt 458 1.1.2.2 yamt /* 459 1.1.2.2 yamt * Listen on control PSM 460 1.1.2.2 yamt */ 461 1.1.2.2 yamt err = l2cap_attach(&sc->sc_ctl_l, &bthidev_ctl_proto, sc); 462 1.1.2.2 yamt if (err) 463 1.1.2.2 yamt return err; 464 1.1.2.2 yamt 465 1.1.2.4 yamt err = l2cap_setopt(sc->sc_ctl_l, SO_L2CAP_LM, &sc->sc_mode); 466 1.1.2.4 yamt if (err) 467 1.1.2.4 yamt return err; 468 1.1.2.4 yamt 469 1.1.2.2 yamt sa.bt_psm = sc->sc_ctlpsm; 470 1.1.2.2 yamt err = l2cap_bind(sc->sc_ctl_l, &sa); 471 1.1.2.2 yamt if (err) 472 1.1.2.2 yamt return err; 473 1.1.2.2 yamt 474 1.1.2.2 yamt err = l2cap_listen(sc->sc_ctl_l); 475 1.1.2.2 yamt if (err) 476 1.1.2.2 yamt return err; 477 1.1.2.2 yamt 478 1.1.2.2 yamt /* 479 1.1.2.2 yamt * Listen on interrupt PSM 480 1.1.2.2 yamt */ 481 1.1.2.2 yamt err = l2cap_attach(&sc->sc_int_l, &bthidev_int_proto, sc); 482 1.1.2.2 yamt if (err) 483 1.1.2.2 yamt return err; 484 1.1.2.2 yamt 485 1.1.2.4 yamt err = l2cap_setopt(sc->sc_int_l, SO_L2CAP_LM, &sc->sc_mode); 486 1.1.2.4 yamt if (err) 487 1.1.2.4 yamt return err; 488 1.1.2.4 yamt 489 1.1.2.2 yamt sa.bt_psm = sc->sc_intpsm; 490 1.1.2.2 yamt err = l2cap_bind(sc->sc_int_l, &sa); 491 1.1.2.2 yamt if (err) 492 1.1.2.2 yamt return err; 493 1.1.2.2 yamt 494 1.1.2.2 yamt err = l2cap_listen(sc->sc_int_l); 495 1.1.2.2 yamt if (err) 496 1.1.2.2 yamt return err; 497 1.1.2.2 yamt 498 1.1.2.2 yamt sc->sc_state = BTHID_WAIT_CTL; 499 1.1.2.2 yamt return 0; 500 1.1.2.2 yamt } 501 1.1.2.2 yamt 502 1.1.2.2 yamt /* 503 1.1.2.2 yamt * start connecting to our device 504 1.1.2.2 yamt */ 505 1.1.2.2 yamt static int 506 1.1.2.2 yamt bthidev_connect(struct bthidev_softc *sc) 507 1.1.2.2 yamt { 508 1.1.2.2 yamt struct sockaddr_bt sa; 509 1.1.2.2 yamt int err; 510 1.1.2.2 yamt 511 1.1.2.2 yamt if (sc->sc_attempts++ > 0) 512 1.1.2.5 yamt aprint_verbose_dev(sc->sc_dev, "connect (#%d)\n", sc->sc_attempts); 513 1.1.2.2 yamt 514 1.1.2.2 yamt memset(&sa, 0, sizeof(sa)); 515 1.1.2.2 yamt sa.bt_len = sizeof(sa); 516 1.1.2.2 yamt sa.bt_family = AF_BLUETOOTH; 517 1.1.2.2 yamt 518 1.1.2.2 yamt err = l2cap_attach(&sc->sc_ctl, &bthidev_ctl_proto, sc); 519 1.1.2.2 yamt if (err) { 520 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "l2cap_attach failed (%d)\n", err); 521 1.1.2.2 yamt return err; 522 1.1.2.2 yamt } 523 1.1.2.2 yamt 524 1.1.2.4 yamt err = l2cap_setopt(sc->sc_ctl, SO_L2CAP_LM, &sc->sc_mode); 525 1.1.2.4 yamt if (err) 526 1.1.2.4 yamt return err; 527 1.1.2.4 yamt 528 1.1.2.2 yamt bdaddr_copy(&sa.bt_bdaddr, &sc->sc_laddr); 529 1.1.2.2 yamt err = l2cap_bind(sc->sc_ctl, &sa); 530 1.1.2.2 yamt if (err) { 531 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "l2cap_bind failed (%d)\n", err); 532 1.1.2.2 yamt return err; 533 1.1.2.2 yamt } 534 1.1.2.2 yamt 535 1.1.2.2 yamt sa.bt_psm = sc->sc_ctlpsm; 536 1.1.2.2 yamt bdaddr_copy(&sa.bt_bdaddr, &sc->sc_raddr); 537 1.1.2.2 yamt err = l2cap_connect(sc->sc_ctl, &sa); 538 1.1.2.2 yamt if (err) { 539 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "l2cap_connect failed (%d)\n", err); 540 1.1.2.2 yamt return err; 541 1.1.2.2 yamt } 542 1.1.2.2 yamt 543 1.1.2.2 yamt sc->sc_state = BTHID_WAIT_CTL; 544 1.1.2.2 yamt return 0; 545 1.1.2.2 yamt } 546 1.1.2.2 yamt 547 1.1.2.2 yamt /***************************************************************************** 548 1.1.2.2 yamt * 549 1.1.2.2 yamt * bluetooth(9) callback methods for L2CAP 550 1.1.2.2 yamt * 551 1.1.2.2 yamt * All these are called from Bluetooth Protocol code, in a soft 552 1.1.2.2 yamt * interrupt context at IPL_SOFTNET. 553 1.1.2.2 yamt */ 554 1.1.2.2 yamt 555 1.1.2.2 yamt static void 556 1.1.2.2 yamt bthidev_connecting(void *arg) 557 1.1.2.2 yamt { 558 1.1.2.2 yamt 559 1.1.2.2 yamt /* dont care */ 560 1.1.2.2 yamt } 561 1.1.2.2 yamt 562 1.1.2.2 yamt static void 563 1.1.2.2 yamt bthidev_ctl_connected(void *arg) 564 1.1.2.2 yamt { 565 1.1.2.2 yamt struct sockaddr_bt sa; 566 1.1.2.2 yamt struct bthidev_softc *sc = arg; 567 1.1.2.2 yamt int err; 568 1.1.2.2 yamt 569 1.1.2.2 yamt if (sc->sc_state != BTHID_WAIT_CTL) 570 1.1.2.2 yamt return; 571 1.1.2.2 yamt 572 1.1.2.2 yamt KASSERT(sc->sc_ctl != NULL); 573 1.1.2.2 yamt KASSERT(sc->sc_int == NULL); 574 1.1.2.2 yamt 575 1.1.2.3 yamt if (sc->sc_flags & BTHID_CONNECTING) { 576 1.1.2.2 yamt /* initiate connect on interrupt PSM */ 577 1.1.2.2 yamt err = l2cap_attach(&sc->sc_int, &bthidev_int_proto, sc); 578 1.1.2.2 yamt if (err) 579 1.1.2.2 yamt goto fail; 580 1.1.2.2 yamt 581 1.1.2.4 yamt err = l2cap_setopt(sc->sc_int, SO_L2CAP_LM, &sc->sc_mode); 582 1.1.2.4 yamt if (err) 583 1.1.2.4 yamt goto fail; 584 1.1.2.4 yamt 585 1.1.2.2 yamt memset(&sa, 0, sizeof(sa)); 586 1.1.2.2 yamt sa.bt_len = sizeof(sa); 587 1.1.2.2 yamt sa.bt_family = AF_BLUETOOTH; 588 1.1.2.2 yamt bdaddr_copy(&sa.bt_bdaddr, &sc->sc_laddr); 589 1.1.2.2 yamt 590 1.1.2.2 yamt err = l2cap_bind(sc->sc_int, &sa); 591 1.1.2.2 yamt if (err) 592 1.1.2.2 yamt goto fail; 593 1.1.2.2 yamt 594 1.1.2.2 yamt sa.bt_psm = sc->sc_intpsm; 595 1.1.2.2 yamt bdaddr_copy(&sa.bt_bdaddr, &sc->sc_raddr); 596 1.1.2.2 yamt err = l2cap_connect(sc->sc_int, &sa); 597 1.1.2.2 yamt if (err) 598 1.1.2.2 yamt goto fail; 599 1.1.2.2 yamt } 600 1.1.2.2 yamt 601 1.1.2.2 yamt sc->sc_state = BTHID_WAIT_INT; 602 1.1.2.2 yamt return; 603 1.1.2.2 yamt 604 1.1.2.2 yamt fail: 605 1.1.2.2 yamt l2cap_detach(&sc->sc_ctl); 606 1.1.2.2 yamt sc->sc_ctl = NULL; 607 1.1.2.3 yamt 608 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "connect failed (%d)\n", err); 609 1.1.2.2 yamt } 610 1.1.2.2 yamt 611 1.1.2.2 yamt static void 612 1.1.2.2 yamt bthidev_int_connected(void *arg) 613 1.1.2.2 yamt { 614 1.1.2.2 yamt struct bthidev_softc *sc = arg; 615 1.1.2.2 yamt 616 1.1.2.2 yamt if (sc->sc_state != BTHID_WAIT_INT) 617 1.1.2.2 yamt return; 618 1.1.2.2 yamt 619 1.1.2.2 yamt KASSERT(sc->sc_ctl != NULL); 620 1.1.2.2 yamt KASSERT(sc->sc_int != NULL); 621 1.1.2.2 yamt 622 1.1.2.2 yamt sc->sc_attempts = 0; 623 1.1.2.3 yamt sc->sc_flags &= ~BTHID_CONNECTING; 624 1.1.2.2 yamt sc->sc_state = BTHID_OPEN; 625 1.1.2.2 yamt 626 1.1.2.5 yamt aprint_normal_dev(sc->sc_dev, "connected\n"); 627 1.1.2.2 yamt } 628 1.1.2.2 yamt 629 1.1.2.2 yamt /* 630 1.1.2.2 yamt * Disconnected 631 1.1.2.2 yamt * 632 1.1.2.2 yamt * Depending on our state, this could mean several things, but essentially 633 1.1.2.3 yamt * we are lost. If both channels are closed, and we are marked to reconnect, 634 1.1.2.3 yamt * schedule another try otherwise just give up. They will contact us. 635 1.1.2.2 yamt */ 636 1.1.2.2 yamt static void 637 1.1.2.2 yamt bthidev_ctl_disconnected(void *arg, int err) 638 1.1.2.2 yamt { 639 1.1.2.2 yamt struct bthidev_softc *sc = arg; 640 1.1.2.2 yamt 641 1.1.2.2 yamt if (sc->sc_ctl != NULL) { 642 1.1.2.2 yamt l2cap_detach(&sc->sc_ctl); 643 1.1.2.2 yamt sc->sc_ctl = NULL; 644 1.1.2.2 yamt } 645 1.1.2.2 yamt 646 1.1.2.2 yamt sc->sc_state = BTHID_CLOSED; 647 1.1.2.2 yamt 648 1.1.2.2 yamt if (sc->sc_int == NULL) { 649 1.1.2.5 yamt aprint_normal_dev(sc->sc_dev, "disconnected\n"); 650 1.1.2.3 yamt sc->sc_flags &= ~BTHID_CONNECTING; 651 1.1.2.2 yamt 652 1.1.2.3 yamt if (sc->sc_flags & BTHID_RECONNECT) 653 1.1.2.2 yamt callout_schedule(&sc->sc_reconnect, 654 1.1.2.2 yamt BTHID_RETRY_INTERVAL * hz); 655 1.1.2.2 yamt else 656 1.1.2.2 yamt sc->sc_state = BTHID_WAIT_CTL; 657 1.1.2.3 yamt } else { 658 1.1.2.3 yamt /* 659 1.1.2.3 yamt * The interrupt channel should have been closed first, 660 1.1.2.3 yamt * but its potentially unsafe to detach that from here. 661 1.1.2.3 yamt * Give them a second to do the right thing or let the 662 1.1.2.3 yamt * callout handle it. 663 1.1.2.3 yamt */ 664 1.1.2.3 yamt callout_schedule(&sc->sc_reconnect, hz); 665 1.1.2.2 yamt } 666 1.1.2.2 yamt } 667 1.1.2.2 yamt 668 1.1.2.2 yamt static void 669 1.1.2.2 yamt bthidev_int_disconnected(void *arg, int err) 670 1.1.2.2 yamt { 671 1.1.2.2 yamt struct bthidev_softc *sc = arg; 672 1.1.2.2 yamt 673 1.1.2.2 yamt if (sc->sc_int != NULL) { 674 1.1.2.2 yamt l2cap_detach(&sc->sc_int); 675 1.1.2.2 yamt sc->sc_int = NULL; 676 1.1.2.2 yamt } 677 1.1.2.2 yamt 678 1.1.2.2 yamt sc->sc_state = BTHID_CLOSED; 679 1.1.2.2 yamt 680 1.1.2.2 yamt if (sc->sc_ctl == NULL) { 681 1.1.2.5 yamt aprint_normal_dev(sc->sc_dev, "disconnected\n"); 682 1.1.2.3 yamt sc->sc_flags &= ~BTHID_CONNECTING; 683 1.1.2.2 yamt 684 1.1.2.3 yamt if (sc->sc_flags & BTHID_RECONNECT) 685 1.1.2.2 yamt callout_schedule(&sc->sc_reconnect, 686 1.1.2.2 yamt BTHID_RETRY_INTERVAL * hz); 687 1.1.2.2 yamt else 688 1.1.2.2 yamt sc->sc_state = BTHID_WAIT_CTL; 689 1.1.2.3 yamt } else { 690 1.1.2.3 yamt /* 691 1.1.2.3 yamt * The control channel should be closing also, allow 692 1.1.2.3 yamt * them a chance to do that before we force it. 693 1.1.2.3 yamt */ 694 1.1.2.3 yamt callout_schedule(&sc->sc_reconnect, hz); 695 1.1.2.2 yamt } 696 1.1.2.2 yamt } 697 1.1.2.2 yamt 698 1.1.2.2 yamt /* 699 1.1.2.2 yamt * New Connections 700 1.1.2.2 yamt * 701 1.1.2.2 yamt * We give a new L2CAP handle back if this matches the BDADDR we are 702 1.1.2.2 yamt * listening for and we are in the right state. bthidev_connected will 703 1.1.2.2 yamt * be called when the connection is open, so nothing else to do here 704 1.1.2.2 yamt */ 705 1.1.2.2 yamt static void * 706 1.1.2.3 yamt bthidev_ctl_newconn(void *arg, struct sockaddr_bt *laddr, 707 1.1.2.3 yamt struct sockaddr_bt *raddr) 708 1.1.2.2 yamt { 709 1.1.2.2 yamt struct bthidev_softc *sc = arg; 710 1.1.2.2 yamt 711 1.1.2.2 yamt if (bdaddr_same(&raddr->bt_bdaddr, &sc->sc_raddr) == 0 712 1.1.2.3 yamt || (sc->sc_flags & BTHID_CONNECTING) 713 1.1.2.2 yamt || sc->sc_state != BTHID_WAIT_CTL 714 1.1.2.2 yamt || sc->sc_ctl != NULL 715 1.1.2.2 yamt || sc->sc_int != NULL) 716 1.1.2.2 yamt return NULL; 717 1.1.2.2 yamt 718 1.1.2.2 yamt l2cap_attach(&sc->sc_ctl, &bthidev_ctl_proto, sc); 719 1.1.2.2 yamt return sc->sc_ctl; 720 1.1.2.2 yamt } 721 1.1.2.2 yamt 722 1.1.2.2 yamt static void * 723 1.1.2.3 yamt bthidev_int_newconn(void *arg, struct sockaddr_bt *laddr, 724 1.1.2.3 yamt struct sockaddr_bt *raddr) 725 1.1.2.2 yamt { 726 1.1.2.2 yamt struct bthidev_softc *sc = arg; 727 1.1.2.2 yamt 728 1.1.2.2 yamt if (bdaddr_same(&raddr->bt_bdaddr, &sc->sc_raddr) == 0 729 1.1.2.3 yamt || (sc->sc_flags & BTHID_CONNECTING) 730 1.1.2.2 yamt || sc->sc_state != BTHID_WAIT_INT 731 1.1.2.2 yamt || sc->sc_ctl == NULL 732 1.1.2.2 yamt || sc->sc_int != NULL) 733 1.1.2.2 yamt return NULL; 734 1.1.2.2 yamt 735 1.1.2.2 yamt l2cap_attach(&sc->sc_int, &bthidev_int_proto, sc); 736 1.1.2.2 yamt return sc->sc_int; 737 1.1.2.2 yamt } 738 1.1.2.2 yamt 739 1.1.2.2 yamt static void 740 1.1.2.2 yamt bthidev_complete(void *arg, int count) 741 1.1.2.2 yamt { 742 1.1.2.2 yamt 743 1.1.2.2 yamt /* dont care */ 744 1.1.2.2 yamt } 745 1.1.2.2 yamt 746 1.1.2.4 yamt static void 747 1.1.2.4 yamt bthidev_linkmode(void *arg, int new) 748 1.1.2.4 yamt { 749 1.1.2.4 yamt struct bthidev_softc *sc = arg; 750 1.1.2.4 yamt 751 1.1.2.4 yamt if ((sc->sc_mode & L2CAP_LM_AUTH) && !(new & L2CAP_LM_AUTH)) 752 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "auth failed\n"); 753 1.1.2.4 yamt else if ((sc->sc_mode & L2CAP_LM_ENCRYPT) && !(new & L2CAP_LM_ENCRYPT)) 754 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "encrypt off\n"); 755 1.1.2.4 yamt else if ((sc->sc_mode & L2CAP_LM_SECURE) && !(new & L2CAP_LM_SECURE)) 756 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "insecure\n"); 757 1.1.2.4 yamt else 758 1.1.2.4 yamt return; 759 1.1.2.4 yamt 760 1.1.2.4 yamt if (sc->sc_int != NULL) 761 1.1.2.4 yamt l2cap_disconnect(sc->sc_int, 0); 762 1.1.2.4 yamt 763 1.1.2.4 yamt if (sc->sc_ctl != NULL) 764 1.1.2.4 yamt l2cap_disconnect(sc->sc_ctl, 0); 765 1.1.2.4 yamt } 766 1.1.2.4 yamt 767 1.1.2.2 yamt /* 768 1.1.2.2 yamt * Receive reports from the protocol stack. 769 1.1.2.2 yamt */ 770 1.1.2.2 yamt static void 771 1.1.2.2 yamt bthidev_input(void *arg, struct mbuf *m) 772 1.1.2.2 yamt { 773 1.1.2.2 yamt struct bthidev_softc *sc = arg; 774 1.1.2.5 yamt struct bthidev *hidev; 775 1.1.2.2 yamt uint8_t *data; 776 1.1.2.2 yamt int len; 777 1.1.2.2 yamt 778 1.1.2.2 yamt if (sc->sc_state != BTHID_OPEN) 779 1.1.2.2 yamt goto release; 780 1.1.2.2 yamt 781 1.1.2.2 yamt if (m->m_pkthdr.len > m->m_len) 782 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "truncating HID report\n"); 783 1.1.2.2 yamt 784 1.1.2.2 yamt len = m->m_len; 785 1.1.2.2 yamt data = mtod(m, uint8_t *); 786 1.1.2.2 yamt 787 1.1.2.2 yamt if (BTHID_TYPE(data[0]) == BTHID_DATA) { 788 1.1.2.2 yamt /* 789 1.1.2.2 yamt * data[0] == type / parameter 790 1.1.2.2 yamt * data[1] == id 791 1.1.2.2 yamt * data[2..len] == report 792 1.1.2.2 yamt */ 793 1.1.2.2 yamt if (len < 3) 794 1.1.2.2 yamt goto release; 795 1.1.2.2 yamt 796 1.1.2.5 yamt LIST_FOREACH(hidev, &sc->sc_list, sc_next) { 797 1.1.2.5 yamt if (data[1] == hidev->sc_id) { 798 1.1.2.2 yamt switch (BTHID_DATA_PARAM(data[0])) { 799 1.1.2.2 yamt case BTHID_DATA_INPUT: 800 1.1.2.5 yamt (*hidev->sc_input)(hidev, data + 2, len - 2); 801 1.1.2.2 yamt break; 802 1.1.2.2 yamt 803 1.1.2.2 yamt case BTHID_DATA_FEATURE: 804 1.1.2.5 yamt (*hidev->sc_feature)(hidev, data + 2, len - 2); 805 1.1.2.2 yamt break; 806 1.1.2.2 yamt 807 1.1.2.2 yamt default: 808 1.1.2.2 yamt break; 809 1.1.2.2 yamt } 810 1.1.2.2 yamt 811 1.1.2.2 yamt goto release; 812 1.1.2.2 yamt } 813 1.1.2.2 yamt } 814 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, "report id %d, len = %d ignored\n", 815 1.1.2.5 yamt data[1], len - 2); 816 1.1.2.2 yamt 817 1.1.2.2 yamt goto release; 818 1.1.2.2 yamt } 819 1.1.2.2 yamt 820 1.1.2.2 yamt if (BTHID_TYPE(data[0]) == BTHID_CONTROL) { 821 1.1.2.2 yamt if (len < 1) 822 1.1.2.2 yamt goto release; 823 1.1.2.2 yamt 824 1.1.2.2 yamt if (BTHID_DATA_PARAM(data[0]) == BTHID_CONTROL_UNPLUG) { 825 1.1.2.5 yamt aprint_normal_dev(sc->sc_dev, "unplugged\n"); 826 1.1.2.2 yamt 827 1.1.2.2 yamt /* close interrupt channel */ 828 1.1.2.2 yamt if (sc->sc_int != NULL) { 829 1.1.2.2 yamt l2cap_disconnect(sc->sc_int, 0); 830 1.1.2.2 yamt l2cap_detach(&sc->sc_int); 831 1.1.2.2 yamt sc->sc_int = NULL; 832 1.1.2.2 yamt } 833 1.1.2.2 yamt 834 1.1.2.2 yamt /* close control channel */ 835 1.1.2.2 yamt if (sc->sc_ctl != NULL) { 836 1.1.2.2 yamt l2cap_disconnect(sc->sc_ctl, 0); 837 1.1.2.2 yamt l2cap_detach(&sc->sc_ctl); 838 1.1.2.2 yamt sc->sc_ctl = NULL; 839 1.1.2.2 yamt } 840 1.1.2.2 yamt } 841 1.1.2.2 yamt 842 1.1.2.2 yamt goto release; 843 1.1.2.2 yamt } 844 1.1.2.2 yamt 845 1.1.2.2 yamt release: 846 1.1.2.2 yamt m_freem(m); 847 1.1.2.2 yamt } 848 1.1.2.2 yamt 849 1.1.2.2 yamt /***************************************************************************** 850 1.1.2.2 yamt * 851 1.1.2.2 yamt * IO routines 852 1.1.2.2 yamt */ 853 1.1.2.2 yamt 854 1.1.2.2 yamt static void 855 1.1.2.5 yamt bthidev_null(struct bthidev *hidev, uint8_t *report, int len) 856 1.1.2.2 yamt { 857 1.1.2.2 yamt 858 1.1.2.2 yamt /* 859 1.1.2.2 yamt * empty routine just in case the device 860 1.1.2.2 yamt * provided no method to handle this report 861 1.1.2.2 yamt */ 862 1.1.2.2 yamt } 863 1.1.2.2 yamt 864 1.1.2.2 yamt static int 865 1.1.2.5 yamt bthidev_output(struct bthidev *hidev, uint8_t *report, int rlen) 866 1.1.2.2 yamt { 867 1.1.2.5 yamt struct bthidev_softc *sc = device_private(hidev->sc_parent); 868 1.1.2.2 yamt struct mbuf *m; 869 1.1.2.2 yamt int s, err; 870 1.1.2.2 yamt 871 1.1.2.2 yamt if (sc == NULL || sc->sc_state != BTHID_OPEN) 872 1.1.2.2 yamt return ENOTCONN; 873 1.1.2.2 yamt 874 1.1.2.2 yamt KASSERT(sc->sc_ctl != NULL); 875 1.1.2.2 yamt KASSERT(sc->sc_int != NULL); 876 1.1.2.2 yamt 877 1.1.2.2 yamt if (rlen == 0 || report == NULL) 878 1.1.2.2 yamt return 0; 879 1.1.2.2 yamt 880 1.1.2.2 yamt if (rlen > MHLEN - 2) { 881 1.1.2.5 yamt aprint_error_dev(sc->sc_dev, 882 1.1.2.5 yamt "output report too long (%d)!\n", rlen); 883 1.1.2.2 yamt return EMSGSIZE; 884 1.1.2.2 yamt } 885 1.1.2.2 yamt 886 1.1.2.2 yamt m = m_gethdr(M_DONTWAIT, MT_DATA); 887 1.1.2.2 yamt if (m == NULL) 888 1.1.2.2 yamt return ENOMEM; 889 1.1.2.2 yamt 890 1.1.2.2 yamt /* 891 1.1.2.2 yamt * data[0] = type / parameter 892 1.1.2.2 yamt * data[1] = id 893 1.1.2.2 yamt * data[2..N] = report 894 1.1.2.2 yamt */ 895 1.1.2.2 yamt mtod(m, uint8_t *)[0] = (uint8_t)((BTHID_DATA << 4) | BTHID_DATA_OUTPUT); 896 1.1.2.5 yamt mtod(m, uint8_t *)[1] = hidev->sc_id; 897 1.1.2.2 yamt memcpy(mtod(m, uint8_t *) + 2, report, rlen); 898 1.1.2.2 yamt m->m_pkthdr.len = m->m_len = rlen + 2; 899 1.1.2.2 yamt 900 1.1.2.2 yamt s = splsoftnet(); 901 1.1.2.2 yamt err = l2cap_send(sc->sc_int, m); 902 1.1.2.2 yamt splx(s); 903 1.1.2.2 yamt 904 1.1.2.2 yamt return err; 905 1.1.2.2 yamt } 906
Indexes created Wed Oct 01 19:09:53 GMT 2025