bta_hh_co.cc revision e34b0eb1110d47832a38180c1b1f8c08205aa0e2
1/****************************************************************************** 2 * 3 * Copyright (C) 2009-2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19//#if (defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE)) 20 21#include <ctype.h> 22#include <fcntl.h> 23#include <sys/poll.h> 24#include <pthread.h> 25#include <stdio.h> 26#include <string.h> 27#include <stdint.h> 28#include <errno.h> 29#include <unistd.h> 30#include <linux/uhid.h> 31#include <unistd.h> 32#include "osi/include/osi.h" 33#include "btif_hh.h" 34#include "bta_api.h" 35#include "bta_hh_api.h" 36#include "btif_util.h" 37#include "bta_hh_co.h" 38#include "btcore/include/bdaddr.h" 39 40const char *dev_path = "/dev/uhid"; 41 42#if (BLE_INCLUDED == TRUE && BTA_HH_LE_INCLUDED == TRUE) 43#include "btif_config.h" 44#define BTA_HH_NV_LOAD_MAX 16 45static tBTA_HH_RPT_CACHE_ENTRY sReportCache[BTA_HH_NV_LOAD_MAX]; 46#endif 47 48void uhid_set_non_blocking(int fd) 49{ 50 int opts = fcntl(fd, F_GETFL); 51 if (opts < 0) 52 APPL_TRACE_ERROR("%s() Getting flags failed (%s)", __func__, strerror(errno)); 53 54 opts |= O_NONBLOCK; 55 56 if (fcntl(fd, F_SETFL, opts) < 0) 57 APPL_TRACE_EVENT("%s() Setting non-blocking flag failed (%s)", __func__, strerror(errno)); 58} 59 60/*Internal function to perform UHID write and error checking*/ 61static int uhid_write(int fd, const struct uhid_event *ev) 62{ 63 ssize_t ret; 64 65 OSI_NO_INTR(ret = write(fd, ev, sizeof(*ev))); 66 if (ret < 0){ 67 int rtn = -errno; 68 APPL_TRACE_ERROR("%s: Cannot write to uhid:%s", 69 __FUNCTION__, strerror(errno)); 70 return rtn; 71 } else if (ret != (ssize_t)sizeof(*ev)) { 72 APPL_TRACE_ERROR("%s: Wrong size written to uhid: %zd != %zu", 73 __FUNCTION__, ret, sizeof(*ev)); 74 return -EFAULT; 75 } 76 77 return 0; 78} 79 80/* Internal function to parse the events received from UHID driver*/ 81static int uhid_event(btif_hh_device_t *p_dev) 82{ 83 struct uhid_event ev; 84 ssize_t ret; 85 memset(&ev, 0, sizeof(ev)); 86 if(!p_dev) 87 { 88 APPL_TRACE_ERROR("%s: Device not found",__FUNCTION__) 89 return -1; 90 } 91 ret = read(p_dev->fd, &ev, sizeof(ev)); 92 if (ret == 0) { 93 APPL_TRACE_ERROR("%s: Read HUP on uhid-cdev %s", __FUNCTION__, 94 strerror(errno)); 95 return -EFAULT; 96 } else if (ret < 0) { 97 APPL_TRACE_ERROR("%s: Cannot read uhid-cdev: %s", __FUNCTION__, 98 strerror(errno)); 99 return -errno; 100 } else if ((ev.type == UHID_OUTPUT) || (ev.type==UHID_OUTPUT_EV)) { 101 // Only these two types havae payload, 102 // ensure we read full event descriptor 103 if (ret < (ssize_t)sizeof(ev)) { 104 APPL_TRACE_ERROR("%s: Invalid size read from uhid-dev: %ld != %lu", 105 __FUNCTION__, ret, sizeof(ev.type)); 106 return -EFAULT; 107 } 108 } 109 110 switch (ev.type) { 111 case UHID_START: 112 APPL_TRACE_DEBUG("UHID_START from uhid-dev\n"); 113 p_dev->ready_for_data = TRUE; 114 break; 115 case UHID_STOP: 116 APPL_TRACE_DEBUG("UHID_STOP from uhid-dev\n"); 117 p_dev->ready_for_data = FALSE; 118 break; 119 case UHID_OPEN: 120 APPL_TRACE_DEBUG("UHID_OPEN from uhid-dev\n"); 121 p_dev->ready_for_data = TRUE; 122 break; 123 case UHID_CLOSE: 124 APPL_TRACE_DEBUG("UHID_CLOSE from uhid-dev\n"); 125 p_dev->ready_for_data = FALSE; 126 break; 127 case UHID_OUTPUT: 128 if (ret < (ssize_t)(sizeof(ev.type) + sizeof(ev.u.output))) { 129 APPL_TRACE_ERROR("%s: Invalid size read from uhid-dev: %zd < %zu", 130 __FUNCTION__, ret, 131 sizeof(ev.type) + sizeof(ev.u.output)); 132 return -EFAULT; 133 } 134 135 APPL_TRACE_DEBUG("UHID_OUTPUT: Report type = %d, report_size = %d" 136 ,ev.u.output.rtype, ev.u.output.size); 137 //Send SET_REPORT with feature report if the report type in output event is FEATURE 138 if(ev.u.output.rtype == UHID_FEATURE_REPORT) 139 btif_hh_setreport(p_dev, BTHH_FEATURE_REPORT, 140 ev.u.output.size, ev.u.output.data); 141 else if(ev.u.output.rtype == UHID_OUTPUT_REPORT) 142 btif_hh_setreport(p_dev, BTHH_OUTPUT_REPORT, 143 ev.u.output.size, ev.u.output.data); 144 else 145 btif_hh_setreport(p_dev, BTHH_INPUT_REPORT, 146 ev.u.output.size, ev.u.output.data); 147 break; 148 case UHID_OUTPUT_EV: 149 APPL_TRACE_DEBUG("UHID_OUTPUT_EV from uhid-dev\n"); 150 break; 151 case UHID_FEATURE: 152 APPL_TRACE_DEBUG("UHID_FEATURE from uhid-dev\n"); 153 break; 154 case UHID_FEATURE_ANSWER: 155 APPL_TRACE_DEBUG("UHID_FEATURE_ANSWER from uhid-dev\n"); 156 break; 157 158 default: 159 APPL_TRACE_DEBUG("Invalid event from uhid-dev: %u\n", ev.type); 160 } 161 162 return 0; 163} 164 165/******************************************************************************* 166** 167** Function create_thread 168** 169** Description creat a select loop 170** 171** Returns pthread_t 172** 173*******************************************************************************/ 174static inline pthread_t create_thread(void *(*start_routine)(void *), void * arg){ 175 APPL_TRACE_DEBUG("create_thread: entered"); 176 pthread_attr_t thread_attr; 177 178 pthread_attr_init(&thread_attr); 179 pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_JOINABLE); 180 pthread_t thread_id = -1; 181 if ( pthread_create(&thread_id, &thread_attr, start_routine, arg)!=0 ) 182 { 183 APPL_TRACE_ERROR("pthread_create : %s", strerror(errno)); 184 return -1; 185 } 186 APPL_TRACE_DEBUG("create_thread: thread created successfully"); 187 return thread_id; 188} 189 190/******************************************************************************* 191** 192** Function btif_hh_poll_event_thread 193** 194** Description the polling thread which polls for event from UHID driver 195** 196** Returns void 197** 198*******************************************************************************/ 199static void *btif_hh_poll_event_thread(void *arg) 200{ 201 btif_hh_device_t *p_dev = (btif_hh_device_t*)arg; 202 APPL_TRACE_DEBUG("%s: Thread created fd = %d", __func__, p_dev->fd); 203 struct pollfd pfds[1]; 204 205 pfds[0].fd = p_dev->fd; 206 pfds[0].events = POLLIN; 207 208 // Set the uhid fd as non-blocking to ensure we never block the BTU thread 209 uhid_set_non_blocking(p_dev->fd); 210 211 while(p_dev->hh_keep_polling){ 212 int ret; 213 OSI_NO_INTR(ret = poll(pfds, 1, 50)); 214 if (ret < 0) { 215 APPL_TRACE_ERROR("%s: Cannot poll for fds: %s\n", __func__, strerror(errno)); 216 break; 217 } 218 if (pfds[0].revents & POLLIN) { 219 APPL_TRACE_DEBUG("%s: POLLIN", __func__); 220 ret = uhid_event(p_dev); 221 if (ret != -EINTR && ret != 0) 222 break; 223 } 224 } 225 226 p_dev->hh_poll_thread_id = -1; 227 return 0; 228} 229 230static inline void btif_hh_close_poll_thread(btif_hh_device_t *p_dev) 231{ 232 APPL_TRACE_DEBUG("%s", __FUNCTION__); 233 p_dev->hh_keep_polling = 0; 234 if(p_dev->hh_poll_thread_id > 0) 235 pthread_join(p_dev->hh_poll_thread_id,NULL); 236 237 return; 238} 239 240void bta_hh_co_destroy(int fd) 241{ 242 struct uhid_event ev; 243 memset(&ev, 0, sizeof(ev)); 244 ev.type = UHID_DESTROY; 245 uhid_write(fd, &ev); 246 APPL_TRACE_DEBUG("%s: Closing fd=%d", __func__, fd); 247 close(fd); 248} 249 250int bta_hh_co_write(int fd, UINT8* rpt, UINT16 len) 251{ 252 APPL_TRACE_DEBUG("%s: UHID write %d", __func__, len); 253 254 struct uhid_event ev; 255 memset(&ev, 0, sizeof(ev)); 256 ev.type = UHID_INPUT; 257 ev.u.input.size = len; 258 if(len > sizeof(ev.u.input.data)){ 259 APPL_TRACE_WARNING("%s: Report size greater than allowed size", 260 __FUNCTION__); 261 return -1; 262 } 263 memcpy(ev.u.input.data, rpt, len); 264 265 return uhid_write(fd, &ev); 266 267} 268 269 270/******************************************************************************* 271** 272** Function bta_hh_co_open 273** 274** Description When connection is opened, this call-out function is executed 275** by HH to do platform specific initialization. 276** 277** Returns void. 278*******************************************************************************/ 279void bta_hh_co_open(UINT8 dev_handle, UINT8 sub_class, tBTA_HH_ATTR_MASK attr_mask, 280 UINT8 app_id) 281{ 282 UINT32 i; 283 btif_hh_device_t *p_dev = NULL; 284 285 if (dev_handle == BTA_HH_INVALID_HANDLE) { 286 APPL_TRACE_WARNING("%s: Oops, dev_handle (%d) is invalid...", 287 __FUNCTION__, dev_handle); 288 return; 289 } 290 291 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 292 p_dev = &btif_hh_cb.devices[i]; 293 if (p_dev->dev_status != BTHH_CONN_STATE_UNKNOWN && 294 p_dev->dev_handle == dev_handle) { 295 // We found a device with the same handle. Must be a device reconnected. 296 APPL_TRACE_WARNING("%s: Found an existing device with the same handle " 297 "dev_status = %d",__FUNCTION__, 298 p_dev->dev_status); 299 APPL_TRACE_WARNING("%s: bd_addr = [%02X:%02X:%02X:%02X:%02X:]", __FUNCTION__, 300 p_dev->bd_addr.address[0], p_dev->bd_addr.address[1], p_dev->bd_addr.address[2], 301 p_dev->bd_addr.address[3], p_dev->bd_addr.address[4]); 302 APPL_TRACE_WARNING("%s: attr_mask = 0x%04x, sub_class = 0x%02x, app_id = %d", 303 __FUNCTION__, p_dev->attr_mask, p_dev->sub_class, p_dev->app_id); 304 305 if(p_dev->fd<0) { 306 p_dev->fd = open(dev_path, O_RDWR | O_CLOEXEC); 307 if (p_dev->fd < 0){ 308 APPL_TRACE_ERROR("%s: Error: failed to open uhid, err:%s", 309 __FUNCTION__,strerror(errno)); 310 return; 311 }else 312 APPL_TRACE_DEBUG("%s: uhid fd = %d", __FUNCTION__, p_dev->fd); 313 } 314 315 p_dev->hh_keep_polling = 1; 316 p_dev->hh_poll_thread_id = create_thread(btif_hh_poll_event_thread, p_dev); 317 break; 318 } 319 p_dev = NULL; 320 } 321 322 if (p_dev == NULL) { 323 // Did not find a device reconnection case. Find an empty slot now. 324 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 325 if (btif_hh_cb.devices[i].dev_status == BTHH_CONN_STATE_UNKNOWN) { 326 p_dev = &btif_hh_cb.devices[i]; 327 p_dev->dev_handle = dev_handle; 328 p_dev->attr_mask = attr_mask; 329 p_dev->sub_class = sub_class; 330 p_dev->app_id = app_id; 331 p_dev->local_vup = FALSE; 332 333 btif_hh_cb.device_num++; 334 // This is a new device,open the uhid driver now. 335 p_dev->fd = open(dev_path, O_RDWR | O_CLOEXEC); 336 if (p_dev->fd < 0){ 337 APPL_TRACE_ERROR("%s: Error: failed to open uhid, err:%s", 338 __FUNCTION__,strerror(errno)); 339 return; 340 }else{ 341 APPL_TRACE_DEBUG("%s: uhid fd = %d", __FUNCTION__, p_dev->fd); 342 p_dev->hh_keep_polling = 1; 343 p_dev->hh_poll_thread_id = create_thread(btif_hh_poll_event_thread, p_dev); 344 } 345 346 347 break; 348 } 349 } 350 } 351 352 if (p_dev == NULL) { 353 APPL_TRACE_ERROR("%s: Error: too many HID devices are connected", __FUNCTION__); 354 return; 355 } 356 357 p_dev->dev_status = BTHH_CONN_STATE_CONNECTED; 358 APPL_TRACE_DEBUG("%s: Return device status %d", __FUNCTION__, p_dev->dev_status); 359} 360 361 362/******************************************************************************* 363** 364** Function bta_hh_co_close 365** 366** Description When connection is closed, this call-out function is executed 367** by HH to do platform specific finalization. 368** 369** Parameters dev_handle - device handle 370** app_id - application id 371** 372** Returns void. 373*******************************************************************************/ 374void bta_hh_co_close(UINT8 dev_handle, UINT8 app_id) 375{ 376 UINT32 i; 377 btif_hh_device_t *p_dev = NULL; 378 379 APPL_TRACE_WARNING("%s: dev_handle = %d, app_id = %d", __FUNCTION__, dev_handle, app_id); 380 if (dev_handle == BTA_HH_INVALID_HANDLE) { 381 APPL_TRACE_WARNING("%s: Oops, dev_handle (%d) is invalid...", __FUNCTION__, dev_handle); 382 return; 383 } 384 385 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 386 p_dev = &btif_hh_cb.devices[i]; 387 if (p_dev->dev_status != BTHH_CONN_STATE_UNKNOWN && p_dev->dev_handle == dev_handle) { 388 APPL_TRACE_WARNING("%s: Found an existing device with the same handle " 389 "dev_status = %d, dev_handle =%d" 390 ,__FUNCTION__,p_dev->dev_status 391 ,p_dev->dev_handle); 392 btif_hh_close_poll_thread(p_dev); 393 break; 394 } 395 } 396} 397 398 399/******************************************************************************* 400** 401** Function bta_hh_co_data 402** 403** Description This function is executed by BTA when HID host receive a data 404** report. 405** 406** Parameters dev_handle - device handle 407** *p_rpt - pointer to the report data 408** len - length of report data 409** mode - Hid host Protocol Mode 410** sub_clas - Device Subclass 411** app_id - application id 412** 413** Returns void 414*******************************************************************************/ 415void bta_hh_co_data(UINT8 dev_handle, UINT8 *p_rpt, UINT16 len, tBTA_HH_PROTO_MODE mode, 416 UINT8 sub_class, UINT8 ctry_code, BD_ADDR peer_addr, UINT8 app_id) 417{ 418 btif_hh_device_t *p_dev; 419 UNUSED(peer_addr); 420 421 APPL_TRACE_DEBUG("%s: dev_handle = %d, subclass = 0x%02X, mode = %d, " 422 "ctry_code = %d, app_id = %d", 423 __FUNCTION__, dev_handle, sub_class, mode, ctry_code, app_id); 424 425 p_dev = btif_hh_find_connected_dev_by_handle(dev_handle); 426 if (p_dev == NULL) { 427 APPL_TRACE_WARNING("%s: Error: unknown HID device handle %d", __FUNCTION__, dev_handle); 428 return; 429 } 430 431 // Wait a maximum of MAX_POLLING_ATTEMPTS x POLLING_SLEEP_DURATION in case 432 // device creation is pending. 433 if (p_dev->fd >= 0) { 434 UINT32 polling_attempts = 0; 435 while (!p_dev->ready_for_data && polling_attempts++ < BTIF_HH_MAX_POLLING_ATTEMPTS) { 436 usleep(BTIF_HH_POLLING_SLEEP_DURATION_US); 437 } 438 } 439 440 // Send the HID data to the kernel. 441 if ((p_dev->fd >= 0) && p_dev->ready_for_data) { 442 bta_hh_co_write(p_dev->fd, p_rpt, len); 443 }else { 444 APPL_TRACE_WARNING("%s: Error: fd = %d, ready %d, len = %d", __FUNCTION__, p_dev->fd, 445 p_dev->ready_for_data, len); 446 } 447} 448 449 450/******************************************************************************* 451** 452** Function bta_hh_co_send_hid_info 453** 454** Description This function is called in btif_hh.c to process DSCP received. 455** 456** Parameters dev_handle - device handle 457** dscp_len - report descriptor length 458** *p_dscp - report descriptor 459** 460** Returns void 461*******************************************************************************/ 462void bta_hh_co_send_hid_info(btif_hh_device_t *p_dev, const char *dev_name, UINT16 vendor_id, 463 UINT16 product_id, UINT16 version, UINT8 ctry_code, 464 int dscp_len, UINT8 *p_dscp) 465{ 466 int result; 467 struct uhid_event ev; 468 469 if (p_dev->fd < 0) { 470 APPL_TRACE_WARNING("%s: Error: fd = %d, dscp_len = %d", __FUNCTION__, p_dev->fd, dscp_len); 471 return; 472 } 473 474 APPL_TRACE_WARNING("%s: fd = %d, name = [%s], dscp_len = %d", __FUNCTION__, 475 p_dev->fd, dev_name, dscp_len); 476 APPL_TRACE_WARNING("%s: vendor_id = 0x%04x, product_id = 0x%04x, version= 0x%04x," 477 "ctry_code=0x%02x",__FUNCTION__, 478 vendor_id, product_id, 479 version, ctry_code); 480 481 //Create and send hid descriptor to kernel 482 memset(&ev, 0, sizeof(ev)); 483 ev.type = UHID_CREATE; 484 strncpy((char*)ev.u.create.name, dev_name, sizeof(ev.u.create.name) - 1); 485 snprintf((char*)ev.u.create.uniq, sizeof(ev.u.create.uniq), 486 "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X", 487 p_dev->bd_addr.address[5], p_dev->bd_addr.address[4], 488 p_dev->bd_addr.address[3], p_dev->bd_addr.address[2], 489 p_dev->bd_addr.address[1], p_dev->bd_addr.address[0]); 490 ev.u.create.rd_size = dscp_len; 491 ev.u.create.rd_data = p_dscp; 492 ev.u.create.bus = BUS_BLUETOOTH; 493 ev.u.create.vendor = vendor_id; 494 ev.u.create.product = product_id; 495 ev.u.create.version = version; 496 ev.u.create.country = ctry_code; 497 result = uhid_write(p_dev->fd, &ev); 498 499 APPL_TRACE_WARNING("%s: wrote descriptor to fd = %d, dscp_len = %d, result = %d", __FUNCTION__, 500 p_dev->fd, dscp_len, result); 501 502 if (result) { 503 APPL_TRACE_WARNING("%s: Error: failed to send DSCP, result = %d", __FUNCTION__, result); 504 505 /* The HID report descriptor is corrupted. Close the driver. */ 506 close(p_dev->fd); 507 p_dev->fd = -1; 508 } 509} 510 511#if (BLE_INCLUDED == TRUE && BTA_HH_LE_INCLUDED == TRUE) 512/******************************************************************************* 513** 514** Function bta_hh_le_co_rpt_info 515** 516** Description This callout function is to convey the report information on 517** a HOGP device to the application. Application can save this 518** information in NV if device is bonded and load it back when 519** stack reboot. 520** 521** Parameters remote_bda - remote device address 522** p_entry - report entry pointer 523** app_id - application id 524** 525** Returns void. 526** 527*******************************************************************************/ 528void bta_hh_le_co_rpt_info(BD_ADDR remote_bda, tBTA_HH_RPT_CACHE_ENTRY *p_entry, UINT8 app_id) 529{ 530 UNUSED(app_id); 531 532 unsigned idx = 0; 533 534 bdstr_t bdstr; 535 sprintf(bdstr, "%02x:%02x:%02x:%02x:%02x:%02x", 536 remote_bda[0], remote_bda[1], remote_bda[2], 537 remote_bda[3], remote_bda[4], remote_bda[5]); 538 539 size_t len = btif_config_get_bin_length(bdstr, "HidReport"); 540 if (len >= sizeof(tBTA_HH_RPT_CACHE_ENTRY) && len <= sizeof(sReportCache)) 541 { 542 btif_config_get_bin(bdstr, "HidReport", (uint8_t *)sReportCache, &len); 543 idx = len / sizeof(tBTA_HH_RPT_CACHE_ENTRY); 544 } 545 546 if (idx < BTA_HH_NV_LOAD_MAX) 547 { 548 memcpy(&sReportCache[idx++], p_entry, sizeof(tBTA_HH_RPT_CACHE_ENTRY)); 549 btif_config_set_bin(bdstr, "HidReport", (const uint8_t *)sReportCache, 550 idx * sizeof(tBTA_HH_RPT_CACHE_ENTRY)); 551 BTIF_TRACE_DEBUG("%s() - Saving report; dev=%s, idx=%d", __FUNCTION__, bdstr, idx); 552 } 553} 554 555 556/******************************************************************************* 557** 558** Function bta_hh_le_co_cache_load 559** 560** Description This callout function is to request the application to load the 561** cached HOGP report if there is any. When cache reading is completed, 562** bta_hh_le_ci_cache_load() is called by the application. 563** 564** Parameters remote_bda - remote device address 565** p_num_rpt: number of cached report 566** app_id - application id 567** 568** Returns the acched report array 569** 570*******************************************************************************/ 571tBTA_HH_RPT_CACHE_ENTRY * bta_hh_le_co_cache_load (BD_ADDR remote_bda, 572 UINT8 *p_num_rpt, UINT8 app_id) 573{ 574 UNUSED(app_id); 575 576 bdstr_t bdstr; 577 sprintf(bdstr, "%02x:%02x:%02x:%02x:%02x:%02x", 578 remote_bda[0], remote_bda[1], remote_bda[2], 579 remote_bda[3], remote_bda[4], remote_bda[5]); 580 581 size_t len = btif_config_get_bin_length(bdstr, "HidReport"); 582 if (!p_num_rpt && len < sizeof(tBTA_HH_RPT_CACHE_ENTRY)) 583 return NULL; 584 585 if (len > sizeof(sReportCache)) 586 len = sizeof(sReportCache); 587 btif_config_get_bin(bdstr, "HidReport", (uint8_t *)sReportCache, &len); 588 *p_num_rpt = len / sizeof(tBTA_HH_RPT_CACHE_ENTRY); 589 590 BTIF_TRACE_DEBUG("%s() - Loaded %d reports; dev=%s", __FUNCTION__, *p_num_rpt, bdstr); 591 592 return sReportCache; 593} 594 595/******************************************************************************* 596** 597** Function bta_hh_le_co_reset_rpt_cache 598** 599** Description This callout function is to reset the HOGP device cache. 600** 601** Parameters remote_bda - remote device address 602** 603** Returns none 604** 605*******************************************************************************/ 606void bta_hh_le_co_reset_rpt_cache (BD_ADDR remote_bda, UINT8 app_id) 607{ 608 UNUSED(app_id); 609 610 bdstr_t bdstr; 611 sprintf(bdstr, "%02x:%02x:%02x:%02x:%02x:%02x", 612 remote_bda[0], remote_bda[1], remote_bda[2], 613 remote_bda[3], remote_bda[4], remote_bda[5]); 614 btif_config_remove(bdstr, "HidReport"); 615 616 BTIF_TRACE_DEBUG("%s() - Reset cache for bda %s", __FUNCTION__, bdstr); 617} 618 619#endif /* #if (BLE_INCLUDED == TRUE && BTA_HH_LE_INCLUDED == TRUE) */ 620 621