nfa_dm_discover.c revision 67aef6c6c6f6bc7b8364b97949e874b9dc7175bc
1/****************************************************************************** 2 * 3 * Copyright (C) 2010-2013 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 20/****************************************************************************** 21 * 22 * This file contains the action functions for device manager discovery 23 * function. 24 * 25 ******************************************************************************/ 26#include <string.h> 27#include "nfa_sys.h" 28#include "nfa_api.h" 29#include "nfa_dm_int.h" 30#include "nfa_p2p_int.h" 31#include "nfa_sys_int.h" 32#if (NFC_NFCEE_INCLUDED == TRUE) 33#include "nfa_ee_api.h" 34#include "nfa_ee_int.h" 35#endif 36#include "nfa_rw_int.h" 37 38/* 39** static functions 40*/ 41 42static UINT8 nfa_dm_get_rf_discover_config (tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask, 43 tNFC_DISCOVER_PARAMS disc_params[], 44 UINT8 max_params); 45static tNFA_STATUS nfa_dm_set_rf_listen_mode_config (tNFA_DM_DISC_TECH_PROTO_MASK tech_proto_mask); 46static void nfa_dm_set_rf_listen_mode_raw_config (tNFA_DM_DISC_TECH_PROTO_MASK *p_disc_mask); 47static tNFA_DM_DISC_TECH_PROTO_MASK nfa_dm_disc_get_disc_mask (tNFC_RF_TECH_N_MODE tech_n_mode, 48 tNFC_PROTOCOL protocol); 49static void nfa_dm_notify_discovery (tNFA_DM_RF_DISC_DATA *p_data); 50static tNFA_STATUS nfa_dm_disc_notify_activation (tNFC_DISCOVER *p_data); 51static void nfa_dm_disc_notify_deactivation (tNFA_DM_RF_DISC_SM_EVENT sm_event, tNFC_DISCOVER *p_data); 52static void nfa_dm_disc_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data); 53static void nfa_dm_disc_kovio_timeout_cback (TIMER_LIST_ENT *p_tle); 54static void nfa_dm_disc_report_kovio_presence_check (tNFC_STATUS status); 55 56#if (BT_TRACE_VERBOSE == TRUE) 57static char *nfa_dm_disc_state_2_str (UINT8 state); 58static char *nfa_dm_disc_event_2_str (UINT8 event); 59#endif 60 61 62/******************************************************************************* 63** 64** Function nfa_dm_get_rf_discover_config 65** 66** Description Build RF discovery configurations from tNFA_DM_DISC_TECH_PROTO_MASK 67** 68** Returns number of RF discovery configurations 69** 70*******************************************************************************/ 71static UINT8 nfa_dm_get_rf_discover_config (tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask, 72 tNFC_DISCOVER_PARAMS disc_params[], 73 UINT8 max_params) 74{ 75 UINT8 num_params = 0; 76 77 if (nfa_dm_cb.flags & NFA_DM_FLAGS_LISTEN_DISABLED) 78 { 79 NFA_TRACE_DEBUG1 ("nfa_dm_get_rf_discover_config () listen disabled, rm listen from 0x%x", dm_disc_mask); 80 dm_disc_mask &= NFA_DM_DISC_MASK_POLL; 81 } 82 83 /* Check polling A */ 84 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PA_T1T 85 |NFA_DM_DISC_MASK_PA_T2T 86 |NFA_DM_DISC_MASK_PA_ISO_DEP 87 |NFA_DM_DISC_MASK_PA_NFC_DEP 88 |NFA_DM_DISC_MASK_P_LEGACY) ) 89 { 90 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_A; 91 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pa; 92 num_params++; 93 94 if (num_params >= max_params) 95 return num_params; 96 } 97 98 /* Check polling B */ 99 if (dm_disc_mask & NFA_DM_DISC_MASK_PB_ISO_DEP) 100 { 101 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_B; 102 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pb; 103 num_params++; 104 105 if (num_params >= max_params) 106 return num_params; 107 } 108 109 /* Check polling F */ 110 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PF_T3T 111 |NFA_DM_DISC_MASK_PF_NFC_DEP) ) 112 { 113 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_F; 114 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pf; 115 num_params++; 116 117 if (num_params >= max_params) 118 return num_params; 119 } 120 121 /* Check polling A Active mode */ 122 if (dm_disc_mask & NFA_DM_DISC_MASK_PAA_NFC_DEP) 123 { 124 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_A_ACTIVE; 125 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->paa; 126 num_params++; 127 128 if (num_params >= max_params) 129 return num_params; 130 } 131 132 /* Check polling F Active mode */ 133 if (dm_disc_mask & NFA_DM_DISC_MASK_PFA_NFC_DEP) 134 { 135 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_F_ACTIVE; 136 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pfa; 137 num_params++; 138 139 if (num_params >= max_params) 140 return num_params; 141 } 142 143 /* Check listening A */ 144 if (dm_disc_mask & ( NFA_DM_DISC_MASK_LA_T1T 145 |NFA_DM_DISC_MASK_LA_T2T 146 |NFA_DM_DISC_MASK_LA_ISO_DEP 147 |NFA_DM_DISC_MASK_LA_NFC_DEP) ) 148 { 149 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_A; 150 disc_params[num_params].frequency = 1; 151 num_params++; 152 153 if (num_params >= max_params) 154 return num_params; 155 } 156 157 /* Check listening B */ 158 if (dm_disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 159 { 160 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_B; 161 disc_params[num_params].frequency = 1; 162 num_params++; 163 164 if (num_params >= max_params) 165 return num_params; 166 } 167 168 /* Check listening F */ 169 if (dm_disc_mask & ( NFA_DM_DISC_MASK_LF_T3T 170 |NFA_DM_DISC_MASK_LF_NFC_DEP) ) 171 { 172 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_F; 173 disc_params[num_params].frequency = 1; 174 num_params++; 175 176 if (num_params >= max_params) 177 return num_params; 178 } 179 180 /* Check listening A Active mode */ 181 if (dm_disc_mask & NFA_DM_DISC_MASK_LAA_NFC_DEP) 182 { 183 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE; 184 disc_params[num_params].frequency = 1; 185 num_params++; 186 187 if (num_params >= max_params) 188 return num_params; 189 } 190 191 /* Check listening F Active mode */ 192 if (dm_disc_mask & NFA_DM_DISC_MASK_LFA_NFC_DEP) 193 { 194 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE; 195 disc_params[num_params].frequency = 1; 196 num_params++; 197 198 if (num_params >= max_params) 199 return num_params; 200 } 201 202 /* Check polling ISO 15693 */ 203 if (dm_disc_mask & NFA_DM_DISC_MASK_P_ISO15693) 204 { 205 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_ISO15693; 206 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pi93; 207 num_params++; 208 209 if (num_params >= max_params) 210 return num_params; 211 } 212 213 /* Check polling B' */ 214 if (dm_disc_mask & NFA_DM_DISC_MASK_P_B_PRIME) 215 { 216 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_B_PRIME; 217 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pbp; 218 num_params++; 219 220 if (num_params >= max_params) 221 return num_params; 222 } 223 224 /* Check polling KOVIO */ 225 if (dm_disc_mask & NFA_DM_DISC_MASK_P_KOVIO) 226 { 227 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_KOVIO; 228 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pk; 229 num_params++; 230 231 if (num_params >= max_params) 232 return num_params; 233 } 234 235 /* Check listening ISO 15693 */ 236 if (dm_disc_mask & NFA_DM_DISC_MASK_L_ISO15693) 237 { 238 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_ISO15693; 239 disc_params[num_params].frequency = 1; 240 num_params++; 241 242 if (num_params >= max_params) 243 return num_params; 244 } 245 246 /* Check listening B' */ 247 if (dm_disc_mask & NFA_DM_DISC_MASK_L_B_PRIME) 248 { 249 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_B_PRIME; 250 disc_params[num_params].frequency = 1; 251 num_params++; 252 253 if (num_params >= max_params) 254 return num_params; 255 } 256 257 return num_params; 258} 259 260/******************************************************************************* 261** 262** Function nfa_dm_set_rf_listen_mode_config 263** 264** Description Update listening protocol to NFCC 265** 266** Returns NFA_STATUS_OK if success 267** 268*******************************************************************************/ 269static tNFA_STATUS nfa_dm_set_rf_listen_mode_config (tNFA_DM_DISC_TECH_PROTO_MASK tech_proto_mask) 270{ 271 UINT8 params[40], *p; 272 UINT8 platform = 0; 273 UINT8 sens_info = 0; 274 275 NFA_TRACE_DEBUG1 ("nfa_dm_set_rf_listen_mode_config () tech_proto_mask = 0x%08X", 276 tech_proto_mask); 277 278 /* 279 ** T1T listen LA_PROT 0x80, LA_SENS_RES byte1:0x00 byte2:0x0C 280 ** T2T listen LA_PROT 0x00 281 ** T3T listen No bit for T3T in LF_PROT (CE T3T set listen parameters, system code, NFCID2, etc.) 282 ** ISO-DEP listen LA_PROT 0x01, LB_PROT 0x01 283 ** NFC-DEP listen LA_PROT 0x02, LF_PROT 0x02 284 */ 285 286 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_T1T) 287 { 288 platform = NCI_PARAM_PLATFORM_T1T; 289 } 290 else if (tech_proto_mask & NFA_DM_DISC_MASK_LA_T2T) 291 { 292 /* platform = 0 and sens_info = 0 */ 293 } 294 else 295 { 296 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_ISO_DEP) 297 { 298 sens_info |= NCI_PARAM_SEL_INFO_ISODEP; 299 } 300 301 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_NFC_DEP) 302 { 303 sens_info |= NCI_PARAM_SEL_INFO_NFCDEP; 304 } 305 } 306 307 p = params; 308 309 /* 310 ** for Listen A 311 ** 312 ** Set ATQA 0x0C00 for T1T listen 313 ** If the ATQA values are 0x0000, then the FW will use 0x0400 314 ** which works for ISODEP, T2T and NFCDEP. 315 */ 316 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A] == NFA_DM_DISC_HOST_ID_DH) 317 { 318 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 319 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_BIT_FRAME_SDD); 320 UINT8_TO_STREAM (p, 0x04); 321 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 322 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_PLATFORM_CONFIG); 323 UINT8_TO_STREAM (p, platform); 324 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 325 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_SEL_INFO); 326 UINT8_TO_STREAM (p, sens_info); 327 } 328 else /* Let NFCC use UICC configuration by configuring with length = 0 */ 329 { 330 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 331 UINT8_TO_STREAM (p, 0); 332 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 333 UINT8_TO_STREAM (p, 0); 334 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 335 UINT8_TO_STREAM (p, 0); 336 UINT8_TO_STREAM (p, NFC_PMID_LA_NFCID1); 337 UINT8_TO_STREAM (p, 0); 338 UINT8_TO_STREAM (p, NFC_PMID_LA_HIST_BY); 339 UINT8_TO_STREAM (p, 0); 340 } 341 342 /* for Listen B */ 343 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B] == NFA_DM_DISC_HOST_ID_DH) 344 { 345 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 346 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_SENSB_INFO); 347 if (tech_proto_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 348 { 349 UINT8_TO_STREAM (p, NCI_LISTEN_PROTOCOL_ISO_DEP); 350 } 351 else 352 { 353 UINT8_TO_STREAM (p, 0x00); 354 } 355 } 356 else /* Let NFCC use UICC configuration by configuring with length = 0 */ 357 { 358 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 359 UINT8_TO_STREAM (p, 0); 360 UINT8_TO_STREAM (p, NFC_PMID_LB_NFCID0); 361 UINT8_TO_STREAM (p, 0); 362 UINT8_TO_STREAM (p, NFC_PMID_LB_APPDATA); 363 UINT8_TO_STREAM (p, 0); 364 UINT8_TO_STREAM (p, NFC_PMID_LB_ADC_FO); 365 UINT8_TO_STREAM (p, 0); 366 UINT8_TO_STREAM (p, NFC_PMID_LB_H_INFO); 367 UINT8_TO_STREAM (p, 0); 368 } 369 370 /* for Listen F */ 371 /* NFCC can support NFC-DEP and T3T listening based on NFCID routing regardless of NFC-F tech routing */ 372 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 373 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_PROTOCOL); 374 if (tech_proto_mask & NFA_DM_DISC_MASK_LF_NFC_DEP) 375 { 376 UINT8_TO_STREAM (p, NCI_LISTEN_PROTOCOL_NFC_DEP); 377 } 378 else 379 { 380 UINT8_TO_STREAM (p, 0x00); 381 } 382 383 if (p > params) 384 { 385 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 386 } 387 388 return NFA_STATUS_OK; 389} 390 391/******************************************************************************* 392** 393** Function nfa_dm_set_total_duration 394** 395** Description Update total duration to NFCC 396** 397** Returns void 398** 399*******************************************************************************/ 400static void nfa_dm_set_total_duration (void) 401{ 402 UINT8 params[10], *p; 403 404 NFA_TRACE_DEBUG0 ("nfa_dm_set_total_duration ()"); 405 406 p = params; 407 408 /* for total duration */ 409 UINT8_TO_STREAM (p, NFC_PMID_TOTAL_DURATION); 410 UINT8_TO_STREAM (p, NCI_PARAM_LEN_TOTAL_DURATION); 411 UINT16_TO_STREAM (p, nfa_dm_cb.disc_cb.disc_duration); 412 413 if (p > params) 414 { 415 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 416 } 417} 418 419/******************************************************************************* 420** 421** Function nfa_dm_set_rf_listen_mode_raw_config 422** 423** Description Set raw listen parameters 424** 425** Returns void 426** 427*******************************************************************************/ 428static void nfa_dm_set_rf_listen_mode_raw_config (tNFA_DM_DISC_TECH_PROTO_MASK *p_disc_mask) 429{ 430 tNFA_DM_DISC_TECH_PROTO_MASK disc_mask = 0; 431 tNFA_LISTEN_CFG *p_cfg = &nfa_dm_cb.disc_cb.excl_listen_config; 432 UINT8 params[250], *p, xx; 433 434 NFA_TRACE_DEBUG0 ("nfa_dm_set_rf_listen_mode_raw_config ()"); 435 436 /* 437 ** Discovery Configuration Parameters for Listen A 438 */ 439 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A] == NFA_DM_DISC_HOST_ID_DH) 440 &&(p_cfg->la_enable) ) 441 { 442 p = params; 443 444 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 445 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_BIT_FRAME_SDD); 446 UINT8_TO_STREAM (p, p_cfg->la_bit_frame_sdd); 447 448 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 449 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_PLATFORM_CONFIG); 450 UINT8_TO_STREAM (p, p_cfg->la_platform_config); 451 452 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 453 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_SEL_INFO); 454 UINT8_TO_STREAM (p, p_cfg->la_sel_info); 455 456 if (p_cfg->la_platform_config == NCI_PARAM_PLATFORM_T1T) 457 { 458 disc_mask |= NFA_DM_DISC_MASK_LA_T1T; 459 } 460 else 461 { 462 /* If T4T or NFCDEP */ 463 if (p_cfg->la_sel_info & NCI_PARAM_SEL_INFO_ISODEP) 464 { 465 disc_mask |= NFA_DM_DISC_MASK_LA_ISO_DEP; 466 } 467 468 if (p_cfg->la_sel_info & NCI_PARAM_SEL_INFO_NFCDEP) 469 { 470 disc_mask |= NFA_DM_DISC_MASK_LA_NFC_DEP; 471 } 472 473 /* If neither, T4T nor NFCDEP, then its T2T */ 474 if (disc_mask == 0) 475 { 476 disc_mask |= NFA_DM_DISC_MASK_LA_T2T; 477 } 478 } 479 480 UINT8_TO_STREAM (p, NFC_PMID_LA_NFCID1); 481 UINT8_TO_STREAM (p, p_cfg->la_nfcid1_len); 482 ARRAY_TO_STREAM (p, p_cfg->la_nfcid1, p_cfg->la_nfcid1_len); 483 484 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 485 } 486 487 /* 488 ** Discovery Configuration Parameters for Listen B 489 */ 490 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B] == NFA_DM_DISC_HOST_ID_DH) 491 &&(p_cfg->lb_enable) ) 492 { 493 p = params; 494 495 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 496 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_SENSB_INFO); 497 UINT8_TO_STREAM (p, p_cfg->lb_sensb_info); 498 499 UINT8_TO_STREAM (p, NFC_PMID_LB_NFCID0); 500 UINT8_TO_STREAM (p, p_cfg->lb_nfcid0_len); 501 ARRAY_TO_STREAM (p, p_cfg->lb_nfcid0, p_cfg->lb_nfcid0_len); 502 503 UINT8_TO_STREAM (p, NFC_PMID_LB_APPDATA); 504 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_APPDATA); 505 ARRAY_TO_STREAM (p, p_cfg->lb_app_data, NCI_PARAM_LEN_LB_APPDATA); 506 507 UINT8_TO_STREAM (p, NFC_PMID_LB_SFGI); 508 UINT8_TO_STREAM (p, 1); 509 UINT8_TO_STREAM (p, p_cfg->lb_adc_fo); 510 511 UINT8_TO_STREAM (p, NFC_PMID_LB_ADC_FO); 512 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_ADC_FO); 513 UINT8_TO_STREAM (p, p_cfg->lb_adc_fo); 514 515 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 516 517 if (p_cfg->lb_sensb_info & NCI_LISTEN_PROTOCOL_ISO_DEP) 518 { 519 disc_mask |= NFA_DM_DISC_MASK_LB_ISO_DEP; 520 } 521 } 522 523 /* 524 ** Discovery Configuration Parameters for Listen F 525 */ 526 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F] == NFA_DM_DISC_HOST_ID_DH) 527 &&(p_cfg->lf_enable) ) 528 { 529 p = params; 530 531 UINT8_TO_STREAM (p, NFC_PMID_LF_CON_BITR_F); 532 UINT8_TO_STREAM (p, 1); 533 UINT8_TO_STREAM (p, p_cfg->lf_con_bitr_f); 534 535 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 536 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_PROTOCOL); 537 UINT8_TO_STREAM (p, p_cfg->lf_protocol_type); 538 539 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_FLAGS2); 540 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_T3T_FLAGS2); 541 UINT16_TO_STREAM(p, p_cfg->lf_t3t_flags); 542 543 /* if the bit at position X is set to 0, SC/NFCID2 with index X shall be ignored */ 544 for (xx = 0; xx < NFA_LF_MAX_SC_NFCID2; xx++) 545 { 546 if ((p_cfg->lf_t3t_flags & (0x0001 << xx)) != 0x0000) 547 { 548 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_ID1 + xx); 549 UINT8_TO_STREAM (p, NCI_SYSTEMCODE_LEN + NCI_NFCID2_LEN); 550 ARRAY_TO_STREAM (p, p_cfg->lf_t3t_identifier[xx], NCI_SYSTEMCODE_LEN + NCI_NFCID2_LEN); 551 } 552 } 553 554 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_PMM); 555 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_T3T_PMM); 556 ARRAY_TO_STREAM (p, p_cfg->lf_t3t_pmm, NCI_PARAM_LEN_LF_T3T_PMM); 557 558 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 559 560 if (p_cfg->lf_t3t_flags != NCI_LF_T3T_FLAGS2_ALL_DISABLED) 561 { 562 disc_mask |= NFA_DM_DISC_MASK_LF_T3T; 563 } 564 if (p_cfg->lf_protocol_type & NCI_LISTEN_PROTOCOL_NFC_DEP) 565 { 566 disc_mask |= NFA_DM_DISC_MASK_LF_NFC_DEP; 567 } 568 } 569 570 /* 571 ** Discovery Configuration Parameters for Listen ISO-DEP 572 */ 573 if ((disc_mask & (NFA_DM_DISC_MASK_LA_ISO_DEP|NFA_DM_DISC_MASK_LB_ISO_DEP)) 574 &&(p_cfg->li_enable)) 575 { 576 p = params; 577 578 UINT8_TO_STREAM (p, NFC_PMID_FWI); 579 UINT8_TO_STREAM (p, NCI_PARAM_LEN_FWI); 580 UINT8_TO_STREAM (p, p_cfg->li_fwi); 581 582 if (disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP) 583 { 584 UINT8_TO_STREAM (p, NFC_PMID_LA_HIST_BY); 585 UINT8_TO_STREAM (p, p_cfg->la_hist_bytes_len); 586 ARRAY_TO_STREAM (p, p_cfg->la_hist_bytes, p_cfg->la_hist_bytes_len); 587 } 588 589 if (disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 590 { 591 UINT8_TO_STREAM (p, NFC_PMID_LB_H_INFO); 592 UINT8_TO_STREAM (p, p_cfg->lb_h_info_resp_len); 593 ARRAY_TO_STREAM (p, p_cfg->lb_h_info_resp, p_cfg->lb_h_info_resp_len); 594 } 595 596 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 597 } 598 599 /* 600 ** Discovery Configuration Parameters for Listen NFC-DEP 601 */ 602 if ( (disc_mask & (NFA_DM_DISC_MASK_LA_NFC_DEP|NFA_DM_DISC_MASK_LF_NFC_DEP)) 603 &&(p_cfg->ln_enable)) 604 { 605 p = params; 606 607 UINT8_TO_STREAM (p, NFC_PMID_WT); 608 UINT8_TO_STREAM (p, NCI_PARAM_LEN_WT); 609 UINT8_TO_STREAM (p, p_cfg->ln_wt); 610 611 UINT8_TO_STREAM (p, NFC_PMID_ATR_RES_GEN_BYTES); 612 UINT8_TO_STREAM (p, p_cfg->ln_atr_res_gen_bytes_len); 613 ARRAY_TO_STREAM (p, p_cfg->ln_atr_res_gen_bytes, p_cfg->ln_atr_res_gen_bytes_len); 614 615 UINT8_TO_STREAM (p, NFC_PMID_ATR_RSP_CONFIG); 616 UINT8_TO_STREAM (p, 1); 617 UINT8_TO_STREAM (p, p_cfg->ln_atr_res_config); 618 619 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 620 } 621 622 *p_disc_mask = disc_mask; 623 624 NFA_TRACE_DEBUG1 ("nfa_dm_set_rf_listen_mode_raw_config () disc_mask = 0x%x", disc_mask); 625} 626 627/******************************************************************************* 628** 629** Function nfa_dm_disc_get_disc_mask 630** 631** Description Convert RF technology, mode and protocol to bit mask 632** 633** Returns tNFA_DM_DISC_TECH_PROTO_MASK 634** 635*******************************************************************************/ 636static tNFA_DM_DISC_TECH_PROTO_MASK nfa_dm_disc_get_disc_mask (tNFC_RF_TECH_N_MODE tech_n_mode, 637 tNFC_PROTOCOL protocol) 638{ 639 /* Set initial disc_mask to legacy poll or listen */ 640 tNFA_DM_DISC_TECH_PROTO_MASK disc_mask = ((tech_n_mode & 0x80) ? NFA_DM_DISC_MASK_L_LEGACY : NFA_DM_DISC_MASK_P_LEGACY); 641 642 switch (tech_n_mode) 643 { 644 case NFC_DISCOVERY_TYPE_POLL_A: 645 switch (protocol) 646 { 647 case NFC_PROTOCOL_T1T: 648 disc_mask = NFA_DM_DISC_MASK_PA_T1T; 649 break; 650 case NFC_PROTOCOL_T2T: 651 disc_mask = NFA_DM_DISC_MASK_PA_T2T; 652 break; 653 case NFC_PROTOCOL_ISO_DEP: 654 disc_mask = NFA_DM_DISC_MASK_PA_ISO_DEP; 655 break; 656 case NFC_PROTOCOL_NFC_DEP: 657 disc_mask = NFA_DM_DISC_MASK_PA_NFC_DEP; 658 break; 659 } 660 break; 661 case NFC_DISCOVERY_TYPE_POLL_B: 662 if (protocol == NFC_PROTOCOL_ISO_DEP) 663 disc_mask = NFA_DM_DISC_MASK_PB_ISO_DEP; 664 break; 665 case NFC_DISCOVERY_TYPE_POLL_F: 666 if (protocol == NFC_PROTOCOL_T3T) 667 disc_mask = NFA_DM_DISC_MASK_PF_T3T; 668 else if (protocol == NFC_PROTOCOL_NFC_DEP) 669 disc_mask = NFA_DM_DISC_MASK_PF_NFC_DEP; 670 break; 671 case NFC_DISCOVERY_TYPE_POLL_ISO15693: 672 disc_mask = NFA_DM_DISC_MASK_P_ISO15693; 673 break; 674 case NFC_DISCOVERY_TYPE_POLL_B_PRIME: 675 disc_mask = NFA_DM_DISC_MASK_P_B_PRIME; 676 break; 677 case NFC_DISCOVERY_TYPE_POLL_KOVIO: 678 disc_mask = NFA_DM_DISC_MASK_P_KOVIO; 679 break; 680 case NFC_DISCOVERY_TYPE_POLL_A_ACTIVE: 681 disc_mask = NFA_DM_DISC_MASK_PAA_NFC_DEP; 682 break; 683 case NFC_DISCOVERY_TYPE_POLL_F_ACTIVE: 684 disc_mask = NFA_DM_DISC_MASK_PFA_NFC_DEP; 685 break; 686 687 case NFC_DISCOVERY_TYPE_LISTEN_A: 688 switch (protocol) 689 { 690 case NFC_PROTOCOL_T1T: 691 disc_mask = NFA_DM_DISC_MASK_LA_T1T; 692 break; 693 case NFC_PROTOCOL_T2T: 694 disc_mask = NFA_DM_DISC_MASK_LA_T2T; 695 break; 696 case NFC_PROTOCOL_ISO_DEP: 697 disc_mask = NFA_DM_DISC_MASK_LA_ISO_DEP; 698 break; 699 case NFC_PROTOCOL_NFC_DEP: 700 disc_mask = NFA_DM_DISC_MASK_LA_NFC_DEP; 701 break; 702 } 703 break; 704 case NFC_DISCOVERY_TYPE_LISTEN_B: 705 if (protocol == NFC_PROTOCOL_ISO_DEP) 706 disc_mask = NFA_DM_DISC_MASK_LB_ISO_DEP; 707 break; 708 case NFC_DISCOVERY_TYPE_LISTEN_F: 709 if (protocol == NFC_PROTOCOL_T3T) 710 disc_mask = NFA_DM_DISC_MASK_LF_T3T; 711 else if (protocol == NFC_PROTOCOL_NFC_DEP) 712 disc_mask = NFA_DM_DISC_MASK_LF_NFC_DEP; 713 break; 714 case NFC_DISCOVERY_TYPE_LISTEN_ISO15693: 715 disc_mask = NFA_DM_DISC_MASK_L_ISO15693; 716 break; 717 case NFC_DISCOVERY_TYPE_LISTEN_B_PRIME: 718 disc_mask = NFA_DM_DISC_MASK_L_B_PRIME; 719 break; 720 case NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE: 721 disc_mask = NFA_DM_DISC_MASK_LAA_NFC_DEP; 722 break; 723 case NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE: 724 disc_mask = NFA_DM_DISC_MASK_LFA_NFC_DEP; 725 break; 726 } 727 728 NFA_TRACE_DEBUG3 ("nfa_dm_disc_get_disc_mask (): tech_n_mode:0x%X, protocol:0x%X, disc_mask:0x%X", 729 tech_n_mode, protocol, disc_mask); 730 return (disc_mask); 731} 732 733/******************************************************************************* 734** 735** Function nfa_dm_disc_discovery_cback 736** 737** Description Discovery callback event from NFC 738** 739** Returns void 740** 741*******************************************************************************/ 742static void nfa_dm_disc_discovery_cback (tNFC_DISCOVER_EVT event, tNFC_DISCOVER *p_data) 743{ 744 tNFA_DM_RF_DISC_SM_EVENT dm_disc_event = NFA_DM_DISC_SM_MAX_EVENT; 745 746 NFA_TRACE_DEBUG1 ("nfa_dm_disc_discovery_cback (): event:0x%X", event); 747 748 switch (event) 749 { 750 case NFC_START_DEVT: 751 dm_disc_event = NFA_DM_RF_DISCOVER_RSP; 752 break; 753 case NFC_RESULT_DEVT: 754 dm_disc_event = NFA_DM_RF_DISCOVER_NTF; 755 break; 756 case NFC_SELECT_DEVT: 757 dm_disc_event = NFA_DM_RF_DISCOVER_SELECT_RSP; 758 break; 759 case NFC_ACTIVATE_DEVT: 760 dm_disc_event = NFA_DM_RF_INTF_ACTIVATED_NTF; 761 break; 762 case NFC_DEACTIVATE_DEVT: 763 if (p_data->deactivate.is_ntf) 764 dm_disc_event = NFA_DM_RF_DEACTIVATE_NTF; 765 else 766 dm_disc_event = NFA_DM_RF_DEACTIVATE_RSP; 767 break; 768 default: 769 NFA_TRACE_ERROR0 ("Unexpected event"); 770 return; 771 } 772 773 nfa_dm_disc_sm_execute (dm_disc_event, (tNFA_DM_RF_DISC_DATA *) p_data); 774} 775 776/******************************************************************************* 777** 778** Function nfa_dm_disc_notify_started 779** 780** Description Report NFA_EXCLUSIVE_RF_CONTROL_STARTED_EVT or 781** NFA_RF_DISCOVERY_STARTED_EVT, if needed 782** 783** Returns void 784** 785*******************************************************************************/ 786static void nfa_dm_disc_notify_started (tNFA_STATUS status) 787{ 788 tNFA_CONN_EVT_DATA evt_data; 789 790 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 791 { 792 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 793 794 evt_data.status = status; 795 796 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 797 nfa_dm_conn_cback_event_notify (NFA_EXCLUSIVE_RF_CONTROL_STARTED_EVT, &evt_data); 798 else 799 nfa_dm_conn_cback_event_notify (NFA_RF_DISCOVERY_STARTED_EVT, &evt_data); 800 } 801} 802 803/******************************************************************************* 804** 805** Function nfa_dm_disc_conn_event_notify 806** 807** Description Notify application of CONN_CBACK event, using appropriate 808** callback 809** 810** Returns nothing 811** 812*******************************************************************************/ 813void nfa_dm_disc_conn_event_notify (UINT8 event, tNFA_STATUS status) 814{ 815 tNFA_CONN_EVT_DATA evt_data; 816 817 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 818 { 819 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 820 evt_data.status = status; 821 822 if (nfa_dm_cb.flags & NFA_DM_FLAGS_EXCL_RF_ACTIVE) 823 { 824 /* Use exclusive RF mode callback */ 825 if (nfa_dm_cb.p_excl_conn_cback) 826 (*nfa_dm_cb.p_excl_conn_cback) (event, &evt_data); 827 } 828 else 829 { 830 (*nfa_dm_cb.p_conn_cback) (event, &evt_data); 831 } 832 } 833} 834 835/******************************************************************************* 836** 837** Function nfa_dm_disc_force_to_idle 838** 839** Description Force NFCC to idle state while waiting for deactivation NTF 840** 841** Returns tNFC_STATUS 842** 843*******************************************************************************/ 844static tNFC_STATUS nfa_dm_disc_force_to_idle (void) 845{ 846 tNFC_STATUS status = NFC_STATUS_SEMANTIC_ERROR; 847 848 NFA_TRACE_DEBUG1 ("nfa_dm_disc_force_to_idle() disc_flags = 0x%x", nfa_dm_cb.disc_cb.disc_flags); 849 850 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF) /* do not execute more than one */ 851 { 852 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_NTF); 853 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP); 854 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 855 status = NFC_Deactivate (NFC_DEACTIVATE_TYPE_IDLE); 856 } 857 858 return (status); 859} 860 861/******************************************************************************* 862** 863** Function nfa_dm_disc_deact_ntf_timeout_cback 864** 865** Description Timeout while waiting for deactivation NTF 866** 867** Returns void 868** 869*******************************************************************************/ 870static void nfa_dm_disc_deact_ntf_timeout_cback (TIMER_LIST_ENT *p_tle) 871{ 872 NFA_TRACE_ERROR0 ("nfa_dm_disc_deact_ntf_timeout_cback()"); 873 874 nfa_dm_disc_force_to_idle(); 875} 876 877/******************************************************************************* 878** 879** Function nfa_dm_send_deactivate_cmd 880** 881** Description Send deactivate command to NFCC, if needed. 882** 883** Returns NFC_STATUS_OK - deactivate cmd is sent 884** NCI_STATUS_FAILED - no buffers 885** NFC_STATUS_SEMANTIC_ERROR - this function does not attempt 886** to send deactivate cmd 887** 888*******************************************************************************/ 889static tNFC_STATUS nfa_dm_send_deactivate_cmd (tNFC_DEACT_TYPE deactivate_type) 890{ 891 tNFC_STATUS status = NFC_STATUS_SEMANTIC_ERROR; 892 tNFA_DM_DISC_FLAGS w4_flags = nfa_dm_cb.disc_cb.disc_flags & (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 893 894 if (!w4_flags) 895 { 896 /* if deactivate CMD was not sent to NFCC */ 897 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 898 899 status = NFC_Deactivate (deactivate_type); 900 901 if (!nfa_dm_cb.disc_cb.tle.in_use) 902 { 903 nfa_dm_cb.disc_cb.tle.p_cback = (TIMER_CBACK *)nfa_dm_disc_deact_ntf_timeout_cback; 904 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.tle, 0, NFA_DM_DISC_TIMEOUT_W4_DEACT_NTF); 905 } 906 } 907 else 908 { 909 if (deactivate_type == NFC_DEACTIVATE_TYPE_SLEEP) 910 { 911 status = NFC_STATUS_SEMANTIC_ERROR; 912 } 913 else if (nfa_dm_cb.disc_cb.tle.in_use) 914 { 915 status = NFC_STATUS_OK; 916 } 917 else 918 { 919 status = nfa_dm_disc_force_to_idle (); 920 } 921 } 922 923 return status; 924} 925 926/******************************************************************************* 927** 928** Function nfa_dm_start_rf_discover 929** 930** Description Start RF discovery 931** 932** Returns void 933** 934*******************************************************************************/ 935void nfa_dm_start_rf_discover (void) 936{ 937 tNFC_DISCOVER_PARAMS disc_params[NFA_DM_MAX_DISC_PARAMS]; 938 tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask = 0, poll_mask, listen_mask; 939 UINT8 num_params, xx; 940 941 NFA_TRACE_DEBUG0 ("nfa_dm_start_rf_discover ()"); 942 /* Make sure that RF discovery was enabled, or some app has exclusive control */ 943 if ( (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_ENABLED)) 944 &&(nfa_dm_cb.disc_cb.excl_disc_entry.in_use == FALSE) ) 945 { 946 return; 947 } 948 949 /* get listen mode routing table for technology */ 950 nfa_ee_get_tech_route (NFA_EE_PWR_STATE_ON, nfa_dm_cb.disc_cb.listen_RT); 951 952 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 953 { 954 nfa_dm_set_rf_listen_mode_raw_config (&dm_disc_mask); 955 dm_disc_mask |= (nfa_dm_cb.disc_cb.excl_disc_entry.requested_disc_mask & NFA_DM_DISC_MASK_POLL); 956 nfa_dm_cb.disc_cb.excl_disc_entry.selected_disc_mask = dm_disc_mask; 957 } 958 else 959 { 960 /* Collect RF discovery request from sub-modules */ 961 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 962 { 963 if (nfa_dm_cb.disc_cb.entry[xx].in_use) 964 { 965 poll_mask = (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_POLL); 966 967 /* clear poll mode technolgies and protocols which are already used by others */ 968 poll_mask &= ~(dm_disc_mask & NFA_DM_DISC_MASK_POLL); 969 970 listen_mask = 0; 971 972 /* 973 ** add listen mode technolgies and protocols if host ID is matched to listen mode routing table 974 */ 975 976 /* NFC-A */ 977 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A]) 978 { 979 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 980 & ( NFA_DM_DISC_MASK_LA_T1T 981 |NFA_DM_DISC_MASK_LA_T2T 982 |NFA_DM_DISC_MASK_LA_ISO_DEP 983 |NFA_DM_DISC_MASK_LA_NFC_DEP 984 |NFA_DM_DISC_MASK_LAA_NFC_DEP ); 985 } 986 else 987 { 988 /* host can listen ISO-DEP based on AID routing */ 989 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP); 990 991 /* host can listen NFC-DEP based on protocol routing */ 992 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LA_NFC_DEP); 993 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LAA_NFC_DEP); 994 } 995 996 /* NFC-B */ 997 /* multiple hosts can listen ISO-DEP based on AID routing */ 998 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 999 & NFA_DM_DISC_MASK_LB_ISO_DEP; 1000 1001 /* NFC-F */ 1002 /* NFCC can support NFC-DEP and T3T listening based on NFCID routing regardless of NFC-F tech routing */ 1003 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 1004 & ( NFA_DM_DISC_MASK_LF_T3T 1005 |NFA_DM_DISC_MASK_LF_NFC_DEP 1006 |NFA_DM_DISC_MASK_LFA_NFC_DEP ); 1007 1008 /* NFC-B Prime */ 1009 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_BP]) 1010 { 1011 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 1012 & NFA_DM_DISC_MASK_L_B_PRIME; 1013 } 1014 1015 /* 1016 ** clear listen mode technolgies and protocols which are already used by others 1017 */ 1018 1019 /* Check if other modules are listening T1T or T2T */ 1020 if (dm_disc_mask & (NFA_DM_DISC_MASK_LA_T1T|NFA_DM_DISC_MASK_LA_T2T)) 1021 { 1022 listen_mask &= ~( NFA_DM_DISC_MASK_LA_T1T 1023 |NFA_DM_DISC_MASK_LA_T2T 1024 |NFA_DM_DISC_MASK_LA_ISO_DEP 1025 |NFA_DM_DISC_MASK_LA_NFC_DEP ); 1026 } 1027 1028 /* T1T/T2T has priority on NFC-A */ 1029 if ( (dm_disc_mask & (NFA_DM_DISC_MASK_LA_ISO_DEP|NFA_DM_DISC_MASK_LA_NFC_DEP)) 1030 &&(listen_mask & (NFA_DM_DISC_MASK_LA_T1T|NFA_DM_DISC_MASK_LA_T2T))) 1031 { 1032 dm_disc_mask &= ~( NFA_DM_DISC_MASK_LA_ISO_DEP 1033 |NFA_DM_DISC_MASK_LA_NFC_DEP ); 1034 } 1035 1036 /* Don't remove ISO-DEP because multiple hosts can listen ISO-DEP based on AID routing */ 1037 1038 /* Check if other modules are listening NFC-DEP */ 1039 if (dm_disc_mask & (NFA_DM_DISC_MASK_LA_NFC_DEP | NFA_DM_DISC_MASK_LAA_NFC_DEP)) 1040 { 1041 listen_mask &= ~( NFA_DM_DISC_MASK_LA_NFC_DEP 1042 |NFA_DM_DISC_MASK_LAA_NFC_DEP ); 1043 } 1044 1045 nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask = poll_mask | listen_mask; 1046 1047 NFA_TRACE_DEBUG2 ("nfa_dm_cb.disc_cb.entry[%d].selected_disc_mask = 0x%x", 1048 xx, nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask); 1049 1050 dm_disc_mask |= nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask; 1051 } 1052 } 1053 1054 /* Let P2P set GEN bytes for LLCP to NFCC */ 1055 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PA_NFC_DEP 1056 |NFA_DM_DISC_MASK_PF_NFC_DEP 1057 |NFA_DM_DISC_MASK_LA_NFC_DEP 1058 |NFA_DM_DISC_MASK_LF_NFC_DEP 1059 |NFA_DM_DISC_MASK_PAA_NFC_DEP 1060 |NFA_DM_DISC_MASK_PFA_NFC_DEP 1061 |NFA_DM_DISC_MASK_LAA_NFC_DEP 1062 |NFA_DM_DISC_MASK_LFA_NFC_DEP )) 1063 { 1064 nfa_p2p_set_config (dm_disc_mask); 1065 } 1066 } 1067 1068 NFA_TRACE_DEBUG1 ("dm_disc_mask = 0x%x", dm_disc_mask); 1069 1070 /* Get Discovery Technology parameters */ 1071 num_params = nfa_dm_get_rf_discover_config (dm_disc_mask, disc_params, NFA_DM_MAX_DISC_PARAMS); 1072 1073 if (num_params) 1074 { 1075 /* 1076 ** NFCC will abort programming personality slots if not available. 1077 ** NFCC programs the personality slots in the following order of RF technologies: 1078 ** NFC-A, NFC-B, NFC-BP, NFC-I93 1079 */ 1080 1081 /* if this is not for exclusive control */ 1082 if (!nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1083 { 1084 /* update listening protocols in each NFC technology */ 1085 nfa_dm_set_rf_listen_mode_config (dm_disc_mask); 1086 } 1087 1088 /* Set polling duty cycle */ 1089 nfa_dm_set_total_duration (); 1090 nfa_dm_cb.disc_cb.dm_disc_mask = dm_disc_mask; 1091 1092 NFC_DiscoveryStart (num_params, disc_params, nfa_dm_disc_discovery_cback); 1093 /* set flag about waiting for response in IDLE state */ 1094 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1095 1096 /* register callback to get interface error NTF */ 1097 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 1098 } 1099 else 1100 { 1101 /* RF discovery is started but there is no valid technology or protocol to discover */ 1102 nfa_dm_disc_notify_started (NFA_STATUS_OK); 1103 } 1104 1105 /* if Kovio presence check timer is running, timeout callback will reset the activation information */ 1106 if ( (nfa_dm_cb.disc_cb.activated_protocol != NFC_PROTOCOL_KOVIO) 1107 ||(!nfa_dm_cb.disc_cb.kovio_tle.in_use) ) 1108 { 1109 /* reset protocol and hanlde of activated sub-module */ 1110 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1111 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1112 } 1113} 1114 1115/******************************************************************************* 1116** 1117** Function nfa_dm_notify_discovery 1118** 1119** Description Send RF discovery notification to upper layer 1120** 1121** Returns void 1122** 1123*******************************************************************************/ 1124static void nfa_dm_notify_discovery (tNFA_DM_RF_DISC_DATA *p_data) 1125{ 1126 tNFA_CONN_EVT_DATA conn_evt; 1127 1128 /* let application select a device */ 1129 conn_evt.disc_result.status = NFA_STATUS_OK; 1130 memcpy (&(conn_evt.disc_result.discovery_ntf), 1131 &(p_data->nfc_discover.result), 1132 sizeof (tNFC_RESULT_DEVT)); 1133 1134 nfa_dm_conn_cback_event_notify (NFA_DISC_RESULT_EVT, &conn_evt); 1135} 1136 1137 1138/******************************************************************************* 1139** 1140** Function nfa_dm_disc_handle_kovio_activation 1141** 1142** Description Handle Kovio activation; whether it's new or repeated activation 1143** 1144** Returns TRUE if repeated activation. No need to notify activated event to upper layer 1145** 1146*******************************************************************************/ 1147BOOLEAN nfa_dm_disc_handle_kovio_activation (tNFC_DISCOVER *p_data, tNFA_DISCOVER_CBACK *p_disc_cback) 1148{ 1149 tNFC_DISCOVER disc_data; 1150 1151 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 1152 { 1153 /* if this is new Kovio bar code tag */ 1154 if ( (nfa_dm_cb.activated_nfcid_len != p_data->activate.rf_tech_param.param.pk.uid_len) 1155 ||(memcmp (p_data->activate.rf_tech_param.param.pk.uid, 1156 nfa_dm_cb.activated_nfcid, nfa_dm_cb.activated_nfcid_len))) 1157 { 1158 NFA_TRACE_DEBUG0 ("new Kovio tag is detected"); 1159 1160 /* notify presence check failure for previous tag, if presence check is pending */ 1161 nfa_dm_disc_report_kovio_presence_check (NFA_STATUS_FAILED); 1162 1163 /* notify deactivation of previous activation before notifying new activation */ 1164 if (p_disc_cback) 1165 { 1166 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1167 (*(p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, &disc_data); 1168 } 1169 1170 /* restart timer */ 1171 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1172 } 1173 else 1174 { 1175 /* notify presence check ok, if presence check is pending */ 1176 nfa_dm_disc_report_kovio_presence_check (NFC_STATUS_OK); 1177 1178 /* restart timer and do not notify upper layer */ 1179 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1180 return (TRUE); 1181 } 1182 } 1183 else 1184 { 1185 /* this is the first activation, so start timer and notify upper layer */ 1186 nfa_dm_cb.disc_cb.kovio_tle.p_cback = (TIMER_CBACK *)nfa_dm_disc_kovio_timeout_cback; 1187 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1188 } 1189 1190 return (FALSE); 1191} 1192 1193/******************************************************************************* 1194** 1195** Function nfa_dm_disc_notify_activation 1196** 1197** Description Send RF activation notification to sub-module 1198** 1199** Returns NFA_STATUS_OK if success 1200** 1201*******************************************************************************/ 1202static tNFA_STATUS nfa_dm_disc_notify_activation (tNFC_DISCOVER *p_data) 1203{ 1204 UINT8 xx, host_id_in_LRT; 1205 UINT8 iso_dep_t3t__listen = NFA_DM_DISC_NUM_ENTRIES; 1206 1207 tNFC_RF_TECH_N_MODE tech_n_mode = p_data->activate.rf_tech_param.mode; 1208 tNFC_PROTOCOL protocol = p_data->activate.protocol; 1209 1210 tNFA_DM_DISC_TECH_PROTO_MASK activated_disc_mask; 1211 1212 NFA_TRACE_DEBUG2 ("nfa_dm_disc_notify_activation (): tech_n_mode:0x%X, proto:0x%X", 1213 tech_n_mode, protocol); 1214 1215 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1216 { 1217 nfa_dm_cb.disc_cb.activated_tech_mode = tech_n_mode; 1218 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1219 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1220 nfa_dm_cb.disc_cb.activated_protocol = protocol; 1221 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1222 1223 if (protocol == NFC_PROTOCOL_KOVIO) 1224 { 1225 /* check whether it's new or repeated activation */ 1226 if (nfa_dm_disc_handle_kovio_activation (p_data, nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) 1227 { 1228 /* do not notify activation of Kovio to upper layer */ 1229 return (NFA_STATUS_OK); 1230 } 1231 } 1232 1233 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1234 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1235 1236 return (NFA_STATUS_OK); 1237 } 1238 1239 /* if this is NFCEE direct RF interface, notify activation to whoever listening UICC */ 1240 if (p_data->activate.intf_param.type == NFC_INTERFACE_EE_DIRECT_RF) 1241 { 1242 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1243 { 1244 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1245 &&(nfa_dm_cb.disc_cb.entry[xx].host_id != NFA_DM_DISC_HOST_ID_DH)) 1246 { 1247 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1248 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1249 nfa_dm_cb.disc_cb.activated_protocol = NFC_PROTOCOL_UNKNOWN; 1250 nfa_dm_cb.disc_cb.activated_handle = xx; 1251 1252 NFA_TRACE_DEBUG2 ("activated_rf_interface:0x%x, activated_handle: 0x%x", 1253 nfa_dm_cb.disc_cb.activated_rf_interface, 1254 nfa_dm_cb.disc_cb.activated_handle); 1255 1256 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1257 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1258 1259 return (NFA_STATUS_OK); 1260 } 1261 } 1262 return (NFA_STATUS_FAILED); 1263 } 1264 1265 /* get bit mask of technolgies/mode and protocol */ 1266 activated_disc_mask = nfa_dm_disc_get_disc_mask (tech_n_mode, protocol); 1267 1268 /* get host ID of technology from listen mode routing table */ 1269 if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_A) 1270 { 1271 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A]; 1272 } 1273 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B) 1274 { 1275 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B]; 1276 } 1277 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_F) 1278 { 1279 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F]; 1280 } 1281 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B_PRIME) 1282 { 1283 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_BP]; 1284 } 1285 else /* DH only */ 1286 { 1287 host_id_in_LRT = NFA_DM_DISC_HOST_ID_DH; 1288 } 1289 1290 if (protocol == NFC_PROTOCOL_NFC_DEP) 1291 { 1292 /* Force NFC-DEP to the host */ 1293 host_id_in_LRT = NFA_DM_DISC_HOST_ID_DH; 1294 } 1295 1296 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1297 { 1298 /* if any matching NFC technology and protocol */ 1299 if (nfa_dm_cb.disc_cb.entry[xx].in_use) 1300 { 1301 if (nfa_dm_cb.disc_cb.entry[xx].host_id == host_id_in_LRT) 1302 { 1303 if (nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & activated_disc_mask) 1304 break; 1305 } 1306 else 1307 { 1308 /* check ISO-DEP listening even if host in LRT is not matched */ 1309 if (protocol == NFC_PROTOCOL_ISO_DEP) 1310 { 1311 if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_A) 1312 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP)) 1313 { 1314 iso_dep_t3t__listen = xx; 1315 } 1316 else if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B) 1317 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP)) 1318 { 1319 iso_dep_t3t__listen = xx; 1320 } 1321 } 1322 /* check T3T listening even if host in LRT is not matched */ 1323 else if (protocol == NFC_PROTOCOL_T3T) 1324 { 1325 if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_F) 1326 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LF_T3T)) 1327 { 1328 iso_dep_t3t__listen = xx; 1329 } 1330 } 1331 } 1332 } 1333 } 1334 1335 if (xx >= NFA_DM_DISC_NUM_ENTRIES) 1336 { 1337 /* if any ISO-DEP or T3T listening even if host in LRT is not matched */ 1338 xx = iso_dep_t3t__listen; 1339 } 1340 1341 if (xx < NFA_DM_DISC_NUM_ENTRIES) 1342 { 1343 nfa_dm_cb.disc_cb.activated_tech_mode = tech_n_mode; 1344 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1345 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1346 nfa_dm_cb.disc_cb.activated_protocol = protocol; 1347 nfa_dm_cb.disc_cb.activated_handle = xx; 1348 1349 NFA_TRACE_DEBUG2 ("activated_protocol:0x%x, activated_handle: 0x%x", 1350 nfa_dm_cb.disc_cb.activated_protocol, 1351 nfa_dm_cb.disc_cb.activated_handle); 1352 1353 if (protocol == NFC_PROTOCOL_KOVIO) 1354 { 1355 /* check whether it's new or repeated activation */ 1356 if (nfa_dm_disc_handle_kovio_activation (p_data, nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) 1357 { 1358 /* do not notify activation of Kovio to upper layer */ 1359 return (NFA_STATUS_OK); 1360 } 1361 } 1362 1363 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1364 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1365 1366 return (NFA_STATUS_OK); 1367 } 1368 else 1369 { 1370 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1371 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1372 return (NFA_STATUS_FAILED); 1373 } 1374} 1375 1376/******************************************************************************* 1377** 1378** Function nfa_dm_disc_notify_deactivation 1379** 1380** Description Send deactivation notification to sub-module 1381** 1382** Returns None 1383** 1384*******************************************************************************/ 1385static void nfa_dm_disc_notify_deactivation (tNFA_DM_RF_DISC_SM_EVENT sm_event, 1386 tNFC_DISCOVER *p_data) 1387{ 1388 tNFA_HANDLE xx; 1389 tNFA_CONN_EVT_DATA evt_data; 1390 tNFC_DISCOVER disc_data; 1391 1392 NFA_TRACE_DEBUG1 ("nfa_dm_disc_notify_deactivation (): activated_handle=%d", 1393 nfa_dm_cb.disc_cb.activated_handle); 1394 1395 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1396 { 1397 NFA_TRACE_DEBUG0 ("nfa_dm_disc_notify_deactivation (): for sleep wakeup"); 1398 return; 1399 } 1400 1401 if (sm_event == NFA_DM_RF_DEACTIVATE_RSP) 1402 { 1403 /* 1404 ** Activation has been aborted by upper layer in NFA_DM_RFST_W4_ALL_DISCOVERIES or NFA_DM_RFST_W4_HOST_SELECT 1405 ** Deactivation by upper layer or RF link loss in NFA_DM_RFST_LISTEN_SLEEP 1406 ** No sub-module is activated at this state. 1407 */ 1408 1409 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_LISTEN_SLEEP) 1410 { 1411 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1412 { 1413 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1414 { 1415 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1416 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, &disc_data); 1417 } 1418 } 1419 else 1420 { 1421 /* let each sub-module handle deactivation */ 1422 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1423 { 1424 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1425 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LISTEN) ) 1426 { 1427 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1428 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, &disc_data); 1429 } 1430 } 1431 } 1432 } 1433 else if ( (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING)) 1434 ||(nfa_dm_cb.disc_cb.deact_notify_pending) ) 1435 { 1436 xx = nfa_dm_cb.disc_cb.activated_handle; 1437 1438 /* notify event to activated module if failed while reactivation */ 1439 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1440 { 1441 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1442 { 1443 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1444 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1445 } 1446 } 1447 else if ( (xx < NFA_DM_DISC_NUM_ENTRIES) 1448 &&(nfa_dm_cb.disc_cb.entry[xx].in_use) 1449 &&(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) ) 1450 { 1451 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1452 } 1453 else 1454 { 1455 /* notify deactivation to application if there is no activated module */ 1456 evt_data.deactivated.type = NFA_DEACTIVATE_TYPE_IDLE; 1457 nfa_dm_conn_cback_event_notify (NFA_DEACTIVATED_EVT, &evt_data); 1458 } 1459 } 1460 } 1461 else 1462 { 1463 if (nfa_dm_cb.disc_cb.activated_protocol == NFC_PROTOCOL_KOVIO) 1464 { 1465 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 1466 { 1467 /* restart timer and do not notify upper layer */ 1468 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1469 return; 1470 } 1471 /* Otherwise, upper layer initiated deactivation. */ 1472 } 1473 1474 /* notify event to activated module */ 1475 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1476 { 1477 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1478 { 1479 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1480 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1481 } 1482 } 1483 else 1484 { 1485 xx = nfa_dm_cb.disc_cb.activated_handle; 1486 1487 if ((xx < NFA_DM_DISC_NUM_ENTRIES) && (nfa_dm_cb.disc_cb.entry[xx].in_use)) 1488 { 1489 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1490 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1491 } 1492 } 1493 } 1494 1495 /* clear activated information */ 1496 nfa_dm_cb.disc_cb.activated_tech_mode = 0; 1497 nfa_dm_cb.disc_cb.activated_rf_disc_id = 0; 1498 nfa_dm_cb.disc_cb.activated_rf_interface = 0; 1499 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1500 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1501 nfa_dm_cb.disc_cb.deact_notify_pending = FALSE; 1502} 1503 1504/******************************************************************************* 1505** 1506** Function nfa_dm_disc_sleep_wakeup 1507** 1508** Description Put tag to sleep, then wake it up. Can be used Perform 1509** legacy presence check or to wake up tag that went to HALT 1510** state 1511** 1512** Returns TRUE if operation started 1513** 1514*******************************************************************************/ 1515tNFC_STATUS nfa_dm_disc_sleep_wakeup (void) 1516{ 1517 tNFC_STATUS status = NFC_STATUS_FAILED; 1518 1519 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1520 { 1521 /* Deactivate to sleep mode */ 1522 status = nfa_dm_send_deactivate_cmd(NFC_DEACTIVATE_TYPE_SLEEP); 1523 if (status == NFC_STATUS_OK) 1524 { 1525 /* deactivate to sleep is sent on behalf of sleep wakeup. 1526 * set the sleep wakeup information in control block */ 1527 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1528 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1529 } 1530 } 1531 1532 return (status); 1533} 1534 1535/******************************************************************************* 1536** 1537** Function nfa_dm_is_p2p_paused 1538** 1539** Description If NFA_PauseP2p is called sand still effective, 1540** this function returns TRUE. 1541** 1542** Returns TRUE if NFA_SendRawFrame is called 1543** 1544*******************************************************************************/ 1545BOOLEAN nfa_dm_is_p2p_paused (void) 1546{ 1547 return ((nfa_dm_cb.flags & NFA_DM_FLAGS_P2P_PAUSED) ? TRUE : FALSE); 1548} 1549 1550/******************************************************************************* 1551** 1552** Function nfa_dm_disc_end_sleep_wakeup 1553** 1554** Description Sleep Wakeup is complete 1555** 1556** Returns None 1557** 1558*******************************************************************************/ 1559static void nfa_dm_disc_end_sleep_wakeup (tNFC_STATUS status) 1560{ 1561 if ( (nfa_dm_cb.disc_cb.activated_protocol == NFC_PROTOCOL_KOVIO) 1562 &&(nfa_dm_cb.disc_cb.kovio_tle.in_use) ) 1563 { 1564 /* ignore it while doing Kovio presence check */ 1565 return; 1566 } 1567 1568 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1569 { 1570 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_CHECKING; 1571 1572 /* notify RW module that sleep wakeup is finished */ 1573 nfa_rw_handle_sleep_wakeup_rsp (status); 1574 1575 if (nfa_dm_cb.disc_cb.deact_pending) 1576 { 1577 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1578 /* Perform pending deactivate command and on response notfiy deactivation */ 1579 nfa_dm_cb.disc_cb.deact_notify_pending = TRUE; 1580 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, 1581 (tNFA_DM_RF_DISC_DATA *) &nfa_dm_cb.disc_cb.pending_deact_type); 1582 } 1583 } 1584} 1585 1586/******************************************************************************* 1587** 1588** Function nfa_dm_disc_kovio_timeout_cback 1589** 1590** Description Timeout for Kovio bar code tag presence check 1591** 1592** Returns void 1593** 1594*******************************************************************************/ 1595static void nfa_dm_disc_kovio_timeout_cback (TIMER_LIST_ENT *p_tle) 1596{ 1597 tNFC_DEACTIVATE_DEVT deact; 1598 1599 NFA_TRACE_DEBUG0 ("nfa_dm_disc_kovio_timeout_cback()"); 1600 1601 /* notify presence check failure, if presence check is pending */ 1602 nfa_dm_disc_report_kovio_presence_check (NFC_STATUS_FAILED); 1603 1604 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1605 { 1606 /* restart timer in case that upper layer's presence check interval is too long */ 1607 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1608 } 1609 else 1610 { 1611 /* notify upper layer deactivated event */ 1612 deact.status = NFC_STATUS_OK; 1613 deact.type = NFC_DEACTIVATE_TYPE_DISCOVERY; 1614 deact.is_ntf = TRUE; 1615 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, (tNFC_DISCOVER*)&deact); 1616 } 1617} 1618 1619/******************************************************************************* 1620** 1621** Function nfa_dm_disc_start_kovio_presence_check 1622** 1623** Description Deactivate to discovery mode and wait for activation 1624** 1625** Returns TRUE if operation started 1626** 1627*******************************************************************************/ 1628tNFC_STATUS nfa_dm_disc_start_kovio_presence_check (void) 1629{ 1630 tNFC_STATUS status = NFC_STATUS_FAILED; 1631 1632 NFA_TRACE_DEBUG0 ("nfa_dm_disc_start_kovio_presence_check ()"); 1633 1634 if ( (nfa_dm_cb.disc_cb.activated_protocol == NFC_PROTOCOL_KOVIO) 1635 &&(nfa_dm_cb.disc_cb.kovio_tle.in_use) ) 1636 { 1637 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1638 { 1639 /* restart timer */ 1640 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1641 1642 /* Deactivate to discovery mode */ 1643 status = nfa_dm_send_deactivate_cmd (NFC_DEACTIVATE_TYPE_DISCOVERY); 1644 1645 if (status == NFC_STATUS_OK) 1646 { 1647 /* deactivate to sleep is sent on behalf of sleep wakeup. 1648 * set the sleep wakeup information in control block */ 1649 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1650 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1651 } 1652 } 1653 else 1654 { 1655 /* wait for next activation */ 1656 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1657 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1658 status = NFC_STATUS_OK; 1659 } 1660 } 1661 1662 return (status); 1663} 1664 1665/******************************************************************************* 1666** 1667** Function nfa_dm_disc_report_kovio_presence_check 1668** 1669** Description Report Kovio presence check status 1670** 1671** Returns None 1672** 1673*******************************************************************************/ 1674static void nfa_dm_disc_report_kovio_presence_check (tNFC_STATUS status) 1675{ 1676 NFA_TRACE_DEBUG0 ("nfa_dm_disc_report_kovio_presence_check ()"); 1677 1678 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1679 { 1680 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_CHECKING; 1681 1682 /* notify RW module that sleep wakeup is finished */ 1683 nfa_rw_handle_presence_check_rsp (status); 1684 1685 if (nfa_dm_cb.disc_cb.deact_pending) 1686 { 1687 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1688 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, 1689 (tNFA_DM_RF_DISC_DATA *) &nfa_dm_cb.disc_cb.pending_deact_type); 1690 } 1691 } 1692} 1693 1694/******************************************************************************* 1695** 1696** Function nfa_dm_disc_data_cback 1697** 1698** Description Monitoring interface error through data callback 1699** 1700** Returns void 1701** 1702*******************************************************************************/ 1703static void nfa_dm_disc_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data) 1704{ 1705 NFA_TRACE_DEBUG0 ("nfa_dm_disc_data_cback ()"); 1706 1707 /* if selection failed */ 1708 if (event == NFC_ERROR_CEVT) 1709 { 1710 nfa_dm_disc_sm_execute (NFA_DM_CORE_INTF_ERROR_NTF, NULL); 1711 } 1712 else if (event == NFC_DATA_CEVT) 1713 { 1714 GKI_freebuf (p_data->data.p_data); 1715 } 1716} 1717 1718/******************************************************************************* 1719** 1720** Function nfa_dm_disc_new_state 1721** 1722** Description Processing discovery events in NFA_DM_RFST_IDLE state 1723** 1724** Returns void 1725** 1726*******************************************************************************/ 1727void nfa_dm_disc_new_state (tNFA_DM_RF_DISC_STATE new_state) 1728{ 1729 tNFA_CONN_EVT_DATA evt_data; 1730 tNFA_DM_RF_DISC_STATE old_state = nfa_dm_cb.disc_cb.disc_state; 1731 1732#if (BT_TRACE_VERBOSE == TRUE) 1733 NFA_TRACE_DEBUG5 ("nfa_dm_disc_new_state (): old_state: %s (%d), new_state: %s (%d) disc_flags: 0x%x", 1734 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 1735 nfa_dm_disc_state_2_str (new_state), new_state, nfa_dm_cb.disc_cb.disc_flags); 1736#else 1737 NFA_TRACE_DEBUG3 ("nfa_dm_disc_new_state(): old_state: %d, new_state: %d disc_flags: 0x%x", 1738 nfa_dm_cb.disc_cb.disc_state, new_state, nfa_dm_cb.disc_cb.disc_flags); 1739#endif 1740 1741 nfa_dm_cb.disc_cb.disc_state = new_state; 1742 1743 if ( (new_state == NFA_DM_RFST_IDLE) 1744 &&(!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) ) /* not error recovering */ 1745 { 1746 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 1747 { 1748 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_STOPPING; 1749 1750 /* if exclusive RF control is stopping */ 1751 if (nfa_dm_cb.flags & NFA_DM_FLAGS_EXCL_RF_ACTIVE) 1752 { 1753 if (old_state > NFA_DM_RFST_DISCOVERY) 1754 { 1755 /* notify deactivation to application */ 1756 evt_data.deactivated.type = NFA_DEACTIVATE_TYPE_IDLE; 1757 nfa_dm_conn_cback_event_notify (NFA_DEACTIVATED_EVT, &evt_data); 1758 } 1759 1760 nfa_dm_rel_excl_rf_control_and_notify (); 1761 } 1762 else 1763 { 1764 evt_data.status = NFA_STATUS_OK; 1765 nfa_dm_conn_cback_event_notify (NFA_RF_DISCOVERY_STOPPED_EVT, &evt_data); 1766 } 1767 } 1768 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_DISABLING) 1769 { 1770 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_DISABLING; 1771 nfa_sys_check_disabled (); 1772 } 1773 } 1774} 1775 1776/******************************************************************************* 1777** 1778** Function nfa_dm_disc_sm_idle 1779** 1780** Description Processing discovery events in NFA_DM_RFST_IDLE state 1781** 1782** Returns void 1783** 1784*******************************************************************************/ 1785static void nfa_dm_disc_sm_idle (tNFA_DM_RF_DISC_SM_EVENT event, 1786 tNFA_DM_RF_DISC_DATA *p_data) 1787{ 1788 UINT8 xx; 1789 1790 switch (event) 1791 { 1792 case NFA_DM_RF_DISCOVER_CMD: 1793 nfa_dm_start_rf_discover (); 1794 break; 1795 1796 case NFA_DM_RF_DISCOVER_RSP: 1797 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1798 1799 if (p_data->nfc_discover.status == NFC_STATUS_OK) 1800 { 1801 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 1802 1803 /* if RF discovery was stopped while waiting for response */ 1804 if (nfa_dm_cb.disc_cb.disc_flags & (NFA_DM_DISC_FLAGS_STOPPING|NFA_DM_DISC_FLAGS_DISABLING)) 1805 { 1806 /* stop discovery */ 1807 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1808 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1809 break; 1810 } 1811 1812 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1813 { 1814 if (nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 1815 { 1816 nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 1817 1818 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1819 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_START_EVT, (tNFC_DISCOVER*) p_data); 1820 } 1821 } 1822 else 1823 { 1824 /* notify event to each module which is waiting for start */ 1825 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1826 { 1827 /* if registered module is waiting for starting discovery */ 1828 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1829 &&(nfa_dm_cb.disc_cb.dm_disc_mask & nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask) 1830 &&(nfa_dm_cb.disc_cb.entry[xx].disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) ) 1831 { 1832 nfa_dm_cb.disc_cb.entry[xx].disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 1833 1834 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1835 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_START_EVT, (tNFC_DISCOVER*) p_data); 1836 } 1837 } 1838 1839 } 1840 nfa_dm_disc_notify_started (p_data->nfc_discover.status); 1841 } 1842 else 1843 { 1844 /* in rare case that the discovery states of NFCC and DH mismatch and NFCC rejects Discover Cmd 1845 * deactivate idle and then start disvocery when got deactivate rsp */ 1846 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1847 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1848 } 1849 break; 1850 1851 case NFA_DM_RF_DEACTIVATE_RSP: 1852 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1853 1854 /* if NFCC goes to idle successfully */ 1855 if (p_data->nfc_discover.status == NFC_STATUS_OK) 1856 { 1857 /* if DH forced to go idle while waiting for deactivation NTF */ 1858 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 1859 { 1860 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1861 1862 /* check any pending flags like NFA_DM_DISC_FLAGS_STOPPING or NFA_DM_DISC_FLAGS_DISABLING */ 1863 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1864 /* check if need to restart discovery after resync discovery state with NFCC */ 1865 nfa_dm_start_rf_discover (); 1866 } 1867 /* Otherwise, deactivating when getting unexpected activation */ 1868 } 1869 /* Otherwise, wait for deactivation NTF */ 1870 break; 1871 1872 case NFA_DM_RF_DEACTIVATE_NTF: 1873 /* if NFCC sent this after NFCC had rejected deactivate CMD to idle while deactivating */ 1874 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 1875 { 1876 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 1877 { 1878 /* stop discovery */ 1879 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1880 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1881 } 1882 else 1883 { 1884 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1885 /* check any pending flags like NFA_DM_DISC_FLAGS_STOPPING or NFA_DM_DISC_FLAGS_DISABLING */ 1886 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1887 /* check if need to restart discovery after resync discovery state with NFCC */ 1888 nfa_dm_start_rf_discover (); 1889 } 1890 } 1891 /* Otherwise, deactivated when received unexpected activation in idle state */ 1892 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 1893 break; 1894 1895 case NFA_DM_RF_INTF_ACTIVATED_NTF: 1896 /* unexpected activation, deactivate to idle */ 1897 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 1898 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1899 break; 1900 1901 case NFA_DM_LP_LISTEN_CMD: 1902 nfa_dm_disc_new_state (NFA_DM_RFST_LP_LISTEN); 1903 break; 1904 1905 default: 1906 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_idle (): Unexpected discovery event"); 1907 break; 1908 } 1909} 1910 1911/******************************************************************************* 1912** 1913** Function nfa_dm_disc_sm_discovery 1914** 1915** Description Processing discovery events in NFA_DM_RFST_DISCOVERY state 1916** 1917** Returns void 1918** 1919*******************************************************************************/ 1920static void nfa_dm_disc_sm_discovery (tNFA_DM_RF_DISC_SM_EVENT event, 1921 tNFA_DM_RF_DISC_DATA *p_data) 1922{ 1923 switch (event) 1924 { 1925 case NFA_DM_RF_DEACTIVATE_CMD: 1926 /* if deactivate CMD was not sent to NFCC */ 1927 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1928 { 1929 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1930 NFC_Deactivate (p_data->deactivate_type); 1931 } 1932 break; 1933 case NFA_DM_RF_DEACTIVATE_RSP: 1934 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1935 1936 /* if it's not race condition between deactivate CMD and activate NTF */ 1937 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 1938 { 1939 /* do not notify deactivated to idle in RF discovery state 1940 ** because it is internal or stopping RF discovery 1941 */ 1942 1943 /* there was no activation while waiting for deactivation RSP */ 1944 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1945 nfa_dm_start_rf_discover (); 1946 } 1947 break; 1948 case NFA_DM_RF_DISCOVER_NTF: 1949 nfa_dm_disc_new_state (NFA_DM_RFST_W4_ALL_DISCOVERIES); 1950 nfa_dm_notify_discovery (p_data); 1951 break; 1952 case NFA_DM_RF_INTF_ACTIVATED_NTF: 1953 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP) 1954 { 1955 NFA_TRACE_DEBUG0 ("RF Activated while waiting for deactivation RSP"); 1956 /* it's race condition. DH has to wait for deactivation NTF */ 1957 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_NTF; 1958 } 1959 else 1960 { 1961 if (p_data->nfc_discover.activate.intf_param.type == NFC_INTERFACE_EE_DIRECT_RF) 1962 { 1963 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 1964 } 1965 else if (p_data->nfc_discover.activate.rf_tech_param.mode & 0x80) 1966 { 1967 /* Listen mode */ 1968 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 1969 } 1970 else 1971 { 1972 /* Poll mode */ 1973 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 1974 } 1975 1976 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 1977 { 1978 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 1979 1980 /* after receiving deactivate event, restart discovery */ 1981 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 1982 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1983 } 1984 } 1985 break; 1986 1987 case NFA_DM_RF_DEACTIVATE_NTF: 1988 /* if there was race condition between deactivate CMD and activate NTF */ 1989 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF) 1990 { 1991 /* race condition is resolved */ 1992 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 1993 1994 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1995 { 1996 /* do not notify deactivated to idle in RF discovery state 1997 ** because it is internal or stopping RF discovery 1998 */ 1999 2000 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2001 nfa_dm_start_rf_discover (); 2002 } 2003 } 2004 break; 2005 case NFA_DM_LP_LISTEN_CMD: 2006 break; 2007 case NFA_DM_CORE_INTF_ERROR_NTF: 2008 break; 2009 default: 2010 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_discovery (): Unexpected discovery event"); 2011 break; 2012 } 2013} 2014 2015/******************************************************************************* 2016** 2017** Function nfa_dm_disc_sm_w4_all_discoveries 2018** 2019** Description Processing discovery events in NFA_DM_RFST_W4_ALL_DISCOVERIES state 2020** 2021** Returns void 2022** 2023*******************************************************************************/ 2024static void nfa_dm_disc_sm_w4_all_discoveries (tNFA_DM_RF_DISC_SM_EVENT event, 2025 tNFA_DM_RF_DISC_DATA *p_data) 2026{ 2027 switch (event) 2028 { 2029 case NFA_DM_RF_DEACTIVATE_CMD: 2030 /* if deactivate CMD was not sent to NFCC */ 2031 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2032 { 2033 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 2034 /* only IDLE mode is allowed */ 2035 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2036 } 2037 break; 2038 case NFA_DM_RF_DEACTIVATE_RSP: 2039 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2040 /* notify exiting from w4 all discoverie state */ 2041 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2042 2043 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2044 nfa_dm_start_rf_discover (); 2045 break; 2046 case NFA_DM_RF_DISCOVER_NTF: 2047 /* if deactivate CMD is already sent then ignore discover NTF */ 2048 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2049 { 2050 /* Notification Type = NCI_DISCOVER_NTF_LAST or NCI_DISCOVER_NTF_LAST_ABORT */ 2051 if (p_data->nfc_discover.result.more != NCI_DISCOVER_NTF_MORE) 2052 { 2053 nfa_dm_disc_new_state (NFA_DM_RFST_W4_HOST_SELECT); 2054 } 2055 nfa_dm_notify_discovery (p_data); 2056 } 2057 break; 2058 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2059 /* 2060 ** This is only for ISO15693. 2061 ** FW sends activation NTF when all responses are received from tags without host selecting. 2062 */ 2063 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 2064 2065 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2066 { 2067 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2068 2069 /* after receiving deactivate event, restart discovery */ 2070 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2071 } 2072 break; 2073 default: 2074 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_w4_all_discoveries (): Unexpected discovery event"); 2075 break; 2076 } 2077} 2078 2079/******************************************************************************* 2080** 2081** Function nfa_dm_disc_sm_w4_host_select 2082** 2083** Description Processing discovery events in NFA_DM_RFST_W4_HOST_SELECT state 2084** 2085** Returns void 2086** 2087*******************************************************************************/ 2088static void nfa_dm_disc_sm_w4_host_select (tNFA_DM_RF_DISC_SM_EVENT event, 2089 tNFA_DM_RF_DISC_DATA *p_data) 2090{ 2091 tNFA_CONN_EVT_DATA conn_evt; 2092 tNFA_DM_DISC_FLAGS old_sleep_wakeup_flag = (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING); 2093 BOOLEAN sleep_wakeup_event = FALSE; 2094 BOOLEAN sleep_wakeup_event_processed = FALSE; 2095 2096 switch (event) 2097 { 2098 case NFA_DM_RF_DISCOVER_SELECT_CMD: 2099 /* if not waiting to deactivate */ 2100 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2101 { 2102 NFC_DiscoverySelect (p_data->select.rf_disc_id, 2103 p_data->select.protocol, 2104 p_data->select.rf_interface); 2105 } 2106 else 2107 { 2108 nfa_dm_disc_conn_event_notify (NFA_SELECT_RESULT_EVT, NFA_STATUS_FAILED); 2109 } 2110 break; 2111 2112 case NFA_DM_RF_DISCOVER_SELECT_RSP: 2113 sleep_wakeup_event = TRUE; 2114 /* notify application status of selection */ 2115 if (p_data->nfc_discover.status == NFC_STATUS_OK) 2116 { 2117 sleep_wakeup_event_processed = TRUE; 2118 conn_evt.status = NFA_STATUS_OK; 2119 /* register callback to get interface error NTF */ 2120 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 2121 } 2122 else 2123 conn_evt.status = NFA_STATUS_FAILED; 2124 2125 if (!old_sleep_wakeup_flag) 2126 { 2127 nfa_dm_disc_conn_event_notify (NFA_SELECT_RESULT_EVT, p_data->nfc_discover.status); 2128 } 2129 break; 2130 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2131 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 2132 if (old_sleep_wakeup_flag) 2133 { 2134 /* Handle sleep wakeup success: notify RW module of sleep wakeup of tag; if deactivation is pending then deactivate */ 2135 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_OK); 2136 } 2137 else if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2138 { 2139 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2140 2141 /* after receiving deactivate event, restart discovery */ 2142 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2143 } 2144 break; 2145 case NFA_DM_RF_DEACTIVATE_CMD: 2146 if (old_sleep_wakeup_flag) 2147 { 2148 nfa_dm_cb.disc_cb.deact_pending = TRUE; 2149 nfa_dm_cb.disc_cb.pending_deact_type = p_data->deactivate_type; 2150 } 2151 /* if deactivate CMD was not sent to NFCC */ 2152 else if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2153 { 2154 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 2155 /* only IDLE mode is allowed */ 2156 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2157 } 2158 break; 2159 case NFA_DM_RF_DEACTIVATE_RSP: 2160 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2161 /* notify exiting from host select state */ 2162 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2163 2164 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2165 nfa_dm_start_rf_discover (); 2166 break; 2167 2168 case NFA_DM_CORE_INTF_ERROR_NTF: 2169 sleep_wakeup_event = TRUE; 2170 if (!old_sleep_wakeup_flag) 2171 { 2172 /* target activation failed, upper layer may deactivate or select again */ 2173 conn_evt.status = NFA_STATUS_FAILED; 2174 nfa_dm_conn_cback_event_notify (NFA_SELECT_RESULT_EVT, &conn_evt); 2175 } 2176 break; 2177 default: 2178 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_w4_host_select (): Unexpected discovery event"); 2179 break; 2180 } 2181 2182 if (old_sleep_wakeup_flag && sleep_wakeup_event && !sleep_wakeup_event_processed) 2183 { 2184 /* performing sleep wakeup and exception conditions happened 2185 * clear sleep wakeup information and report failure */ 2186 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_FAILED); 2187 } 2188} 2189 2190/******************************************************************************* 2191** 2192** Function nfa_dm_disc_sm_poll_active 2193** 2194** Description Processing discovery events in NFA_DM_RFST_POLL_ACTIVE state 2195** 2196** Returns void 2197** 2198*******************************************************************************/ 2199static void nfa_dm_disc_sm_poll_active (tNFA_DM_RF_DISC_SM_EVENT event, 2200 tNFA_DM_RF_DISC_DATA *p_data) 2201{ 2202 tNFC_STATUS status; 2203 tNFA_DM_DISC_FLAGS old_sleep_wakeup_flag = (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING); 2204 BOOLEAN sleep_wakeup_event = FALSE; 2205 BOOLEAN sleep_wakeup_event_processed = FALSE; 2206 tNFC_DEACTIVATE_DEVT deact; 2207 2208 switch (event) 2209 { 2210 case NFA_DM_RF_DEACTIVATE_CMD: 2211 if (old_sleep_wakeup_flag) 2212 { 2213 /* sleep wakeup is already enabled when deactivate cmd is requested, 2214 * keep the information in control block to issue it later */ 2215 nfa_dm_cb.disc_cb.deact_pending = TRUE; 2216 nfa_dm_cb.disc_cb.pending_deact_type = p_data->deactivate_type; 2217 } 2218 else 2219 { 2220 status = nfa_dm_send_deactivate_cmd(p_data->deactivate_type); 2221 } 2222 2223 break; 2224 case NFA_DM_RF_DEACTIVATE_RSP: 2225 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2226 /* register callback to get interface error NTF */ 2227 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 2228 2229 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2230 { 2231 /* it's race condition. received deactivate NTF before receiving RSP */ 2232 2233 deact.status = NFC_STATUS_OK; 2234 deact.type = NFC_DEACTIVATE_TYPE_IDLE; 2235 deact.is_ntf = TRUE; 2236 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, (tNFC_DISCOVER*)&deact); 2237 2238 /* NFCC is in IDLE state */ 2239 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2240 nfa_dm_start_rf_discover (); 2241 } 2242 break; 2243 case NFA_DM_RF_DEACTIVATE_NTF: 2244 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2245 2246 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2247 2248 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP) 2249 { 2250 /* it's race condition. received deactivate NTF before receiving RSP */ 2251 /* notify deactivation after receiving deactivate RSP */ 2252 NFA_TRACE_DEBUG0 ("Rx deactivate NTF while waiting for deactivate RSP"); 2253 break; 2254 } 2255 2256 sleep_wakeup_event = TRUE; 2257 2258 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2259 2260 if ( (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP) 2261 ||(p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP_AF) ) 2262 { 2263 nfa_dm_disc_new_state (NFA_DM_RFST_W4_HOST_SELECT); 2264 if (old_sleep_wakeup_flag) 2265 { 2266 sleep_wakeup_event_processed = TRUE; 2267 /* process pending deactivate request */ 2268 if (nfa_dm_cb.disc_cb.deact_pending) 2269 { 2270 /* notify RW module that sleep wakeup is finished */ 2271 /* if deactivation is pending then deactivate */ 2272 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_OK); 2273 2274 /* Notify NFA RW sub-systems because NFA_DM_RF_DEACTIVATE_RSP will not call this function */ 2275 nfa_rw_proc_disc_evt (NFA_DM_RF_DISC_DEACTIVATED_EVT, NULL, TRUE); 2276 } 2277 else 2278 { 2279 /* Successfully went to sleep mode for sleep wakeup */ 2280 /* Now wake up the tag to complete the operation */ 2281 NFC_DiscoverySelect (nfa_dm_cb.disc_cb.activated_rf_disc_id, 2282 nfa_dm_cb.disc_cb.activated_protocol, 2283 nfa_dm_cb.disc_cb.activated_rf_interface); 2284 } 2285 2286 } 2287 } 2288 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 2289 { 2290 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2291 nfa_dm_start_rf_discover (); 2292 } 2293 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 2294 { 2295 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 2296 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 2297 { 2298 /* stop discovery */ 2299 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2300 } 2301 } 2302 break; 2303 2304 case NFA_DM_CORE_INTF_ERROR_NTF: 2305 sleep_wakeup_event = TRUE; 2306 if ( (!old_sleep_wakeup_flag) 2307 ||(!nfa_dm_cb.disc_cb.deact_pending) ) 2308 { 2309 NFC_Deactivate (NFC_DEACTIVATE_TYPE_DISCOVERY); 2310 } 2311 break; 2312 2313 default: 2314 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_poll_active (): Unexpected discovery event"); 2315 break; 2316 } 2317 2318 if (old_sleep_wakeup_flag && sleep_wakeup_event && !sleep_wakeup_event_processed) 2319 { 2320 /* performing sleep wakeup and exception conditions happened 2321 * clear sleep wakeup information and report failure */ 2322 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_FAILED); 2323 } 2324} 2325 2326/******************************************************************************* 2327** 2328** Function nfa_dm_disc_sm_listen_active 2329** 2330** Description Processing discovery events in NFA_DM_RFST_LISTEN_ACTIVE state 2331** 2332** Returns void 2333** 2334*******************************************************************************/ 2335static void nfa_dm_disc_sm_listen_active (tNFA_DM_RF_DISC_SM_EVENT event, 2336 tNFA_DM_RF_DISC_DATA *p_data) 2337{ 2338 tNFC_DEACTIVATE_DEVT deact; 2339 2340 switch (event) 2341 { 2342 case NFA_DM_RF_DEACTIVATE_CMD: 2343 nfa_dm_send_deactivate_cmd(p_data->deactivate_type); 2344 break; 2345 case NFA_DM_RF_DEACTIVATE_RSP: 2346 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2347 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2348 { 2349 /* it's race condition. received deactivate NTF before receiving RSP */ 2350 2351 deact.status = NFC_STATUS_OK; 2352 deact.type = NFC_DEACTIVATE_TYPE_IDLE; 2353 deact.is_ntf = TRUE; 2354 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, (tNFC_DISCOVER*)&deact); 2355 2356 /* NFCC is in IDLE state */ 2357 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2358 nfa_dm_start_rf_discover (); 2359 } 2360 break; 2361 case NFA_DM_RF_DEACTIVATE_NTF: 2362 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2363 2364 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2365 2366 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP) 2367 { 2368 /* it's race condition. received deactivate NTF before receiving RSP */ 2369 /* notify deactivation after receiving deactivate RSP */ 2370 NFA_TRACE_DEBUG0 ("Rx deactivate NTF while waiting for deactivate RSP"); 2371 } 2372 else 2373 { 2374 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2375 2376 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 2377 { 2378 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2379 nfa_dm_start_rf_discover (); 2380 } 2381 else if ( (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP) 2382 ||(p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP_AF) ) 2383 { 2384 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_SLEEP); 2385 } 2386 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 2387 { 2388 /* Discovery */ 2389 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 2390 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 2391 { 2392 /* stop discovery */ 2393 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2394 } 2395 } 2396 } 2397 break; 2398 2399 case NFA_DM_CORE_INTF_ERROR_NTF: 2400 break; 2401 default: 2402 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_listen_active (): Unexpected discovery event"); 2403 break; 2404 } 2405} 2406 2407/******************************************************************************* 2408** 2409** Function nfa_dm_disc_sm_listen_sleep 2410** 2411** Description Processing discovery events in NFA_DM_RFST_LISTEN_SLEEP state 2412** 2413** Returns void 2414** 2415*******************************************************************************/ 2416static void nfa_dm_disc_sm_listen_sleep (tNFA_DM_RF_DISC_SM_EVENT event, 2417 tNFA_DM_RF_DISC_DATA *p_data) 2418{ 2419 switch (event) 2420 { 2421 case NFA_DM_RF_DEACTIVATE_CMD: 2422 nfa_dm_send_deactivate_cmd (p_data->deactivate_type); 2423 2424 /* if deactivate type is not discovery then NFCC will not sent deactivation NTF */ 2425 if (p_data->deactivate_type != NFA_DEACTIVATE_TYPE_DISCOVERY) 2426 { 2427 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2428 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2429 } 2430 break; 2431 case NFA_DM_RF_DEACTIVATE_RSP: 2432 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2433 /* if deactivate type in CMD was IDLE */ 2434 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2435 { 2436 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2437 2438 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2439 nfa_dm_start_rf_discover (); 2440 } 2441 break; 2442 case NFA_DM_RF_DEACTIVATE_NTF: 2443 /* clear both W4_RSP and W4_NTF because of race condition between deactivat CMD and link loss */ 2444 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 2445 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2446 2447 /* there is no active protocol in this state, so broadcast to all by using NFA_DM_RF_DEACTIVATE_RSP */ 2448 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2449 2450 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 2451 { 2452 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2453 nfa_dm_start_rf_discover (); 2454 } 2455 else if (p_data->nfc_discover.deactivate.type == NFA_DEACTIVATE_TYPE_DISCOVERY) 2456 { 2457 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 2458 } 2459 else 2460 { 2461 NFA_TRACE_ERROR0 ("Unexpected deactivation type"); 2462 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2463 nfa_dm_start_rf_discover (); 2464 } 2465 break; 2466 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2467 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 2468 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2469 { 2470 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2471 2472 /* after receiving deactivate event, restart discovery */ 2473 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2474 } 2475 break; 2476 default: 2477 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_listen_sleep (): Unexpected discovery event"); 2478 break; 2479 } 2480} 2481 2482/******************************************************************************* 2483** 2484** Function nfa_dm_disc_sm_lp_listen 2485** 2486** Description Processing discovery events in NFA_DM_RFST_LP_LISTEN state 2487** 2488** Returns void 2489** 2490*******************************************************************************/ 2491static void nfa_dm_disc_sm_lp_listen (tNFA_DM_RF_DISC_SM_EVENT event, 2492 tNFA_DM_RF_DISC_DATA *p_data) 2493{ 2494 switch (event) 2495 { 2496 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2497 nfa_dm_disc_new_state (NFA_DM_RFST_LP_ACTIVE); 2498 nfa_dm_disc_notify_activation (&(p_data->nfc_discover)); 2499 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2500 { 2501 NFA_TRACE_DEBUG0 ("Not matched, unexpected activation"); 2502 } 2503 break; 2504 2505 default: 2506 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_lp_listen (): Unexpected discovery event"); 2507 break; 2508 } 2509} 2510 2511/******************************************************************************* 2512** 2513** Function nfa_dm_disc_sm_lp_active 2514** 2515** Description Processing discovery events in NFA_DM_RFST_LP_ACTIVE state 2516** 2517** Returns void 2518** 2519*******************************************************************************/ 2520static void nfa_dm_disc_sm_lp_active (tNFA_DM_RF_DISC_SM_EVENT event, 2521 tNFA_DM_RF_DISC_DATA *p_data) 2522{ 2523 switch (event) 2524 { 2525 case NFA_DM_RF_DEACTIVATE_NTF: 2526 nfa_dm_disc_new_state (NFA_DM_RFST_LP_LISTEN); 2527 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2528 break; 2529 default: 2530 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_lp_active (): Unexpected discovery event"); 2531 break; 2532 } 2533} 2534 2535/******************************************************************************* 2536** 2537** Function nfa_dm_disc_sm_execute 2538** 2539** Description Processing discovery related events 2540** 2541** Returns void 2542** 2543*******************************************************************************/ 2544void nfa_dm_disc_sm_execute (tNFA_DM_RF_DISC_SM_EVENT event, tNFA_DM_RF_DISC_DATA *p_data) 2545{ 2546#if (BT_TRACE_VERBOSE == TRUE) 2547 NFA_TRACE_DEBUG5 ("nfa_dm_disc_sm_execute (): state: %s (%d), event: %s(%d) disc_flags: 0x%x", 2548 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 2549 nfa_dm_disc_event_2_str (event), event, nfa_dm_cb.disc_cb.disc_flags); 2550#else 2551 NFA_TRACE_DEBUG3 ("nfa_dm_disc_sm_execute(): state: %d, event:%d disc_flags: 0x%x", 2552 nfa_dm_cb.disc_cb.disc_state, event, nfa_dm_cb.disc_cb.disc_flags); 2553#endif 2554 2555 switch (nfa_dm_cb.disc_cb.disc_state) 2556 { 2557 /* RF Discovery State - Idle */ 2558 case NFA_DM_RFST_IDLE: 2559 nfa_dm_disc_sm_idle (event, p_data); 2560 break; 2561 2562 /* RF Discovery State - Discovery */ 2563 case NFA_DM_RFST_DISCOVERY: 2564 nfa_dm_disc_sm_discovery (event, p_data); 2565 break; 2566 2567 /*RF Discovery State - Wait for all discoveries */ 2568 case NFA_DM_RFST_W4_ALL_DISCOVERIES: 2569 nfa_dm_disc_sm_w4_all_discoveries (event, p_data); 2570 break; 2571 2572 /* RF Discovery State - Wait for host selection */ 2573 case NFA_DM_RFST_W4_HOST_SELECT: 2574 nfa_dm_disc_sm_w4_host_select (event, p_data); 2575 break; 2576 2577 /* RF Discovery State - Poll mode activated */ 2578 case NFA_DM_RFST_POLL_ACTIVE: 2579 nfa_dm_disc_sm_poll_active (event, p_data); 2580 break; 2581 2582 /* RF Discovery State - listen mode activated */ 2583 case NFA_DM_RFST_LISTEN_ACTIVE: 2584 nfa_dm_disc_sm_listen_active (event, p_data); 2585 break; 2586 2587 /* RF Discovery State - listen mode sleep */ 2588 case NFA_DM_RFST_LISTEN_SLEEP: 2589 nfa_dm_disc_sm_listen_sleep (event, p_data); 2590 break; 2591 2592 /* Listening in Low Power mode */ 2593 case NFA_DM_RFST_LP_LISTEN: 2594 nfa_dm_disc_sm_lp_listen (event, p_data); 2595 break; 2596 2597 /* Activated in Low Power mode */ 2598 case NFA_DM_RFST_LP_ACTIVE: 2599 nfa_dm_disc_sm_lp_active (event, p_data); 2600 break; 2601 } 2602#if (BT_TRACE_VERBOSE == TRUE) 2603 NFA_TRACE_DEBUG3 ("nfa_dm_disc_sm_execute (): new state: %s (%d), disc_flags: 0x%x", 2604 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 2605 nfa_dm_cb.disc_cb.disc_flags); 2606#else 2607 NFA_TRACE_DEBUG2 ("nfa_dm_disc_sm_execute(): new state: %d, disc_flags: 0x%x", 2608 nfa_dm_cb.disc_cb.disc_state, nfa_dm_cb.disc_cb.disc_flags); 2609#endif 2610} 2611 2612/******************************************************************************* 2613** 2614** Function nfa_dm_add_rf_discover 2615** 2616** Description Add discovery configuration and callback function 2617** 2618** Returns valid handle if success 2619** 2620*******************************************************************************/ 2621tNFA_HANDLE nfa_dm_add_rf_discover (tNFA_DM_DISC_TECH_PROTO_MASK disc_mask, 2622 tNFA_DM_DISC_HOST_ID host_id, 2623 tNFA_DISCOVER_CBACK *p_disc_cback) 2624{ 2625 UINT8 xx; 2626 2627 NFA_TRACE_DEBUG1 ("nfa_dm_add_rf_discover () disc_mask=0x%x", disc_mask); 2628 2629 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 2630 { 2631 if (!nfa_dm_cb.disc_cb.entry[xx].in_use) 2632 { 2633 nfa_dm_cb.disc_cb.entry[xx].in_use = TRUE; 2634 nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask = disc_mask; 2635 nfa_dm_cb.disc_cb.entry[xx].host_id = host_id; 2636 nfa_dm_cb.disc_cb.entry[xx].p_disc_cback = p_disc_cback; 2637 nfa_dm_cb.disc_cb.entry[xx].disc_flags = NFA_DM_DISC_FLAGS_NOTIFY; 2638 return xx; 2639 } 2640 } 2641 2642 return NFA_HANDLE_INVALID; 2643} 2644 2645/******************************************************************************* 2646** 2647** Function nfa_dm_start_excl_discovery 2648** 2649** Description Start exclusive RF discovery 2650** 2651** Returns void 2652** 2653*******************************************************************************/ 2654void nfa_dm_start_excl_discovery (tNFA_TECHNOLOGY_MASK poll_tech_mask, 2655 tNFA_LISTEN_CFG *p_listen_cfg, 2656 tNFA_DISCOVER_CBACK *p_disc_cback) 2657{ 2658 tNFA_DM_DISC_TECH_PROTO_MASK poll_disc_mask = 0; 2659 2660 NFA_TRACE_DEBUG0 ("nfa_dm_start_excl_discovery ()"); 2661 2662 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_A) 2663 { 2664 poll_disc_mask |= NFA_DM_DISC_MASK_PA_T1T; 2665 poll_disc_mask |= NFA_DM_DISC_MASK_PA_T2T; 2666 poll_disc_mask |= NFA_DM_DISC_MASK_PA_ISO_DEP; 2667 poll_disc_mask |= NFA_DM_DISC_MASK_PA_NFC_DEP; 2668 poll_disc_mask |= NFA_DM_DISC_MASK_P_LEGACY; 2669 } 2670 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_A_ACTIVE) 2671 { 2672 poll_disc_mask |= NFA_DM_DISC_MASK_PAA_NFC_DEP; 2673 } 2674 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_B) 2675 { 2676 poll_disc_mask |= NFA_DM_DISC_MASK_PB_ISO_DEP; 2677 } 2678 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_F) 2679 { 2680 poll_disc_mask |= NFA_DM_DISC_MASK_PF_T3T; 2681 poll_disc_mask |= NFA_DM_DISC_MASK_PF_NFC_DEP; 2682 } 2683 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_F_ACTIVE) 2684 { 2685 poll_disc_mask |= NFA_DM_DISC_MASK_PFA_NFC_DEP; 2686 } 2687 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_ISO15693) 2688 { 2689 poll_disc_mask |= NFA_DM_DISC_MASK_P_ISO15693; 2690 } 2691 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_B_PRIME) 2692 { 2693 poll_disc_mask |= NFA_DM_DISC_MASK_P_B_PRIME; 2694 } 2695 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_KOVIO) 2696 { 2697 poll_disc_mask |= NFA_DM_DISC_MASK_P_KOVIO; 2698 } 2699 2700 nfa_dm_cb.disc_cb.excl_disc_entry.in_use = TRUE; 2701 nfa_dm_cb.disc_cb.excl_disc_entry.requested_disc_mask = poll_disc_mask; 2702 nfa_dm_cb.disc_cb.excl_disc_entry.host_id = NFA_DM_DISC_HOST_ID_DH; 2703 nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback = p_disc_cback; 2704 nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags = NFA_DM_DISC_FLAGS_NOTIFY; 2705 2706 memcpy (&nfa_dm_cb.disc_cb.excl_listen_config, p_listen_cfg, sizeof (tNFA_LISTEN_CFG)); 2707 2708 nfa_dm_disc_sm_execute (NFA_DM_RF_DISCOVER_CMD, NULL); 2709} 2710 2711/******************************************************************************* 2712** 2713** Function nfa_dm_stop_excl_discovery 2714** 2715** Description Stop exclusive RF discovery 2716** 2717** Returns void 2718** 2719*******************************************************************************/ 2720void nfa_dm_stop_excl_discovery (void) 2721{ 2722 NFA_TRACE_DEBUG0 ("nfa_dm_stop_excl_discovery ()"); 2723 2724 nfa_dm_cb.disc_cb.excl_disc_entry.in_use = FALSE; 2725 nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback = NULL; 2726} 2727 2728/******************************************************************************* 2729** 2730** Function nfa_dm_delete_rf_discover 2731** 2732** Description Remove discovery configuration and callback function 2733** 2734** Returns void 2735** 2736*******************************************************************************/ 2737void nfa_dm_delete_rf_discover (tNFA_HANDLE handle) 2738{ 2739 NFA_TRACE_DEBUG1 ("nfa_dm_delete_rf_discover () handle=0x%x", handle); 2740 2741 if (handle < NFA_DM_DISC_NUM_ENTRIES) 2742 { 2743 nfa_dm_cb.disc_cb.entry[handle].in_use = FALSE; 2744 } 2745 else 2746 { 2747 NFA_TRACE_ERROR0 ("Invalid discovery handle"); 2748 } 2749} 2750 2751/******************************************************************************* 2752** 2753** Function nfa_dm_rf_discover_select 2754** 2755** Description Select target, protocol and RF interface 2756** 2757** Returns void 2758** 2759*******************************************************************************/ 2760void nfa_dm_rf_discover_select (UINT8 rf_disc_id, 2761 tNFA_NFC_PROTOCOL protocol, 2762 tNFA_INTF_TYPE rf_interface) 2763{ 2764 tNFA_DM_DISC_SELECT_PARAMS select_params; 2765 tNFA_CONN_EVT_DATA conn_evt; 2766 2767 NFA_TRACE_DEBUG3 ("nfa_dm_disc_select () rf_disc_id:0x%X, protocol:0x%X, rf_interface:0x%X", 2768 rf_disc_id, protocol, rf_interface); 2769 2770 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_W4_HOST_SELECT) 2771 { 2772 /* state is OK: notify the status when the response is received from NFCC */ 2773 select_params.rf_disc_id = rf_disc_id; 2774 select_params.protocol = protocol; 2775 select_params.rf_interface = rf_interface; 2776 2777 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_NOTIFY; 2778 nfa_dm_disc_sm_execute (NFA_DM_RF_DISCOVER_SELECT_CMD, (tNFA_DM_RF_DISC_DATA *) &select_params); 2779 } 2780 else 2781 { 2782 /* Wrong state: notify failed status right away */ 2783 conn_evt.status = NFA_STATUS_FAILED; 2784 nfa_dm_conn_cback_event_notify (NFA_SELECT_RESULT_EVT, &conn_evt); 2785 } 2786} 2787 2788/******************************************************************************* 2789** 2790** Function nfa_dm_rf_deactivate 2791** 2792** Description Deactivate NFC link 2793** 2794** Returns NFA_STATUS_OK if success 2795** 2796*******************************************************************************/ 2797tNFA_STATUS nfa_dm_rf_deactivate (tNFA_DEACTIVATE_TYPE deactivate_type) 2798{ 2799 NFA_TRACE_DEBUG1 ("nfa_dm_rf_deactivate () deactivate_type:0x%X", deactivate_type); 2800 2801 if (deactivate_type == NFA_DEACTIVATE_TYPE_SLEEP) 2802 { 2803 if (nfa_dm_cb.disc_cb.activated_protocol == NFA_PROTOCOL_NFC_DEP) 2804 deactivate_type = NFC_DEACTIVATE_TYPE_SLEEP_AF; 2805 else 2806 deactivate_type = NFC_DEACTIVATE_TYPE_SLEEP; 2807 } 2808 2809 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_IDLE) 2810 { 2811 return NFA_STATUS_FAILED; 2812 } 2813 else if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_DISCOVERY) 2814 { 2815 if (deactivate_type == NFA_DEACTIVATE_TYPE_DISCOVERY) 2816 { 2817 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 2818 { 2819 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.kovio_tle); 2820 nfa_dm_disc_kovio_timeout_cback (&nfa_dm_cb.disc_cb.kovio_tle); 2821 return NFA_STATUS_OK; 2822 } 2823 else 2824 { 2825 /* it could be race condition. */ 2826 NFA_TRACE_DEBUG0 ("nfa_dm_rf_deactivate (): already in discovery state"); 2827 return NFA_STATUS_FAILED; 2828 } 2829 } 2830 else if (deactivate_type == NFA_DEACTIVATE_TYPE_IDLE) 2831 { 2832 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 2833 { 2834 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.kovio_tle); 2835 nfa_dm_disc_kovio_timeout_cback (&nfa_dm_cb.disc_cb.kovio_tle); 2836 } 2837 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, (tNFA_DM_RF_DISC_DATA *) &deactivate_type); 2838 return NFA_STATUS_OK; 2839 } 2840 else 2841 { 2842 return NFA_STATUS_FAILED; 2843 } 2844 } 2845 else 2846 { 2847 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, (tNFA_DM_RF_DISC_DATA *) &deactivate_type); 2848 return NFA_STATUS_OK; 2849 } 2850} 2851 2852#if (BT_TRACE_VERBOSE == TRUE) 2853/******************************************************************************* 2854** 2855** Function nfa_dm_disc_state_2_str 2856** 2857** Description convert nfc discovery state to string 2858** 2859*******************************************************************************/ 2860static char *nfa_dm_disc_state_2_str (UINT8 state) 2861{ 2862 switch (state) 2863 { 2864 case NFA_DM_RFST_IDLE: 2865 return "IDLE"; 2866 2867 case NFA_DM_RFST_DISCOVERY: 2868 return "DISCOVERY"; 2869 2870 case NFA_DM_RFST_W4_ALL_DISCOVERIES: 2871 return "W4_ALL_DISCOVERIES"; 2872 2873 case NFA_DM_RFST_W4_HOST_SELECT: 2874 return "W4_HOST_SELECT"; 2875 2876 case NFA_DM_RFST_POLL_ACTIVE: 2877 return "POLL_ACTIVE"; 2878 2879 case NFA_DM_RFST_LISTEN_ACTIVE: 2880 return "LISTEN_ACTIVE"; 2881 2882 case NFA_DM_RFST_LISTEN_SLEEP: 2883 return "LISTEN_SLEEP"; 2884 2885 case NFA_DM_RFST_LP_LISTEN: 2886 return "LP_LISTEN"; 2887 2888 case NFA_DM_RFST_LP_ACTIVE: 2889 return "LP_ACTIVE"; 2890 } 2891 return "Unknown"; 2892} 2893 2894/******************************************************************************* 2895** 2896** Function nfa_dm_disc_event_2_str 2897** 2898** Description convert nfc discovery RSP/NTF to string 2899** 2900*******************************************************************************/ 2901static char *nfa_dm_disc_event_2_str (UINT8 event) 2902{ 2903 switch (event) 2904 { 2905 case NFA_DM_RF_DISCOVER_CMD: 2906 return "DISCOVER_CMD"; 2907 2908 case NFA_DM_RF_DISCOVER_RSP: 2909 return "DISCOVER_RSP"; 2910 2911 case NFA_DM_RF_DISCOVER_NTF: 2912 return "DISCOVER_NTF"; 2913 2914 case NFA_DM_RF_DISCOVER_SELECT_CMD: 2915 return "SELECT_CMD"; 2916 2917 case NFA_DM_RF_DISCOVER_SELECT_RSP: 2918 return "SELECT_RSP"; 2919 2920 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2921 return "ACTIVATED_NTF"; 2922 2923 case NFA_DM_RF_DEACTIVATE_CMD: 2924 return "DEACTIVATE_CMD"; 2925 2926 case NFA_DM_RF_DEACTIVATE_RSP: 2927 return "DEACTIVATE_RSP"; 2928 2929 case NFA_DM_RF_DEACTIVATE_NTF: 2930 return "DEACTIVATE_NTF"; 2931 2932 case NFA_DM_LP_LISTEN_CMD: 2933 return "NFA_DM_LP_LISTEN_CMD"; 2934 2935 case NFA_DM_CORE_INTF_ERROR_NTF: 2936 return "INTF_ERROR_NTF"; 2937 2938 } 2939 return "Unknown"; 2940} 2941#endif /* BT_TRACE_VERBOSE */ 2942