nfa_dm_discover.c revision e9df6ba5a8fcccf306a80b1670b423be8fe7746a
1/****************************************************************************** 2 * 3 * Copyright (C) 2010-2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19/****************************************************************************** 20 * 21 * This file contains the action functions for device manager discovery 22 * function. 23 * 24 ******************************************************************************/ 25#include <string.h> 26#include "nfa_sys.h" 27#include "nfa_api.h" 28#include "nfa_dm_int.h" 29#include "nfa_p2p_int.h" 30#include "nfa_sys_int.h" 31#if (NFC_NFCEE_INCLUDED == TRUE) 32#include "nfa_ee_api.h" 33#include "nfa_ee_int.h" 34#endif 35#include "nfa_rw_int.h" 36 37/* 38** static functions 39*/ 40 41static UINT8 nfa_dm_get_rf_discover_config (tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask, 42 tNFC_DISCOVER_PARAMS disc_params[], 43 UINT8 max_params); 44static tNFA_STATUS nfa_dm_set_rf_listen_mode_config (tNFA_DM_DISC_TECH_PROTO_MASK tech_proto_mask); 45static void nfa_dm_set_rf_listen_mode_raw_config (tNFA_DM_DISC_TECH_PROTO_MASK *p_disc_mask); 46static tNFA_DM_DISC_TECH_PROTO_MASK nfa_dm_disc_get_disc_mask (tNFC_RF_TECH_N_MODE tech_n_mode, 47 tNFC_PROTOCOL protocol); 48static void nfa_dm_notify_discovery (tNFA_DM_RF_DISC_DATA *p_data); 49static tNFA_STATUS nfa_dm_disc_notify_activation (tNFC_DISCOVER *p_data); 50static void nfa_dm_disc_notify_deactivation (tNFA_DM_RF_DISC_SM_EVENT sm_event, tNFC_DISCOVER *p_data); 51static void nfa_dm_disc_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data); 52 53#if (BT_TRACE_VERBOSE == TRUE) 54static char *nfa_dm_disc_state_2_str (UINT8 state); 55static char *nfa_dm_disc_event_2_str (UINT8 event); 56#endif 57 58 59/******************************************************************************* 60** 61** Function nfa_dm_get_rf_discover_config 62** 63** Description Build RF discovery configurations from tNFA_DM_DISC_TECH_PROTO_MASK 64** 65** Returns number of RF discovery configurations 66** 67*******************************************************************************/ 68static UINT8 nfa_dm_get_rf_discover_config (tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask, 69 tNFC_DISCOVER_PARAMS disc_params[], 70 UINT8 max_params) 71{ 72 UINT8 num_params = 0; 73 74 /* Check polling A */ 75 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PA_T1T 76 |NFA_DM_DISC_MASK_PA_T2T 77 |NFA_DM_DISC_MASK_PA_ISO_DEP 78 |NFA_DM_DISC_MASK_PA_NFC_DEP 79 |NFA_DM_DISC_MASK_P_LEGACY) ) 80 { 81 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_A; 82 disc_params[num_params].frequency = 1; 83 num_params++; 84 85 if (num_params >= max_params) 86 return num_params; 87 } 88 89 /* Check polling B */ 90 if (dm_disc_mask & NFA_DM_DISC_MASK_PB_ISO_DEP) 91 { 92 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_B; 93 disc_params[num_params].frequency = 1; 94 num_params++; 95 96 if (num_params >= max_params) 97 return num_params; 98 } 99 100 /* Check polling F */ 101 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PF_T3T 102 |NFA_DM_DISC_MASK_PF_NFC_DEP) ) 103 { 104 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_F; 105 disc_params[num_params].frequency = 1; 106 num_params++; 107 108 if (num_params >= max_params) 109 return num_params; 110 } 111 112 /* Check polling A Active mode */ 113 if (dm_disc_mask & NFA_DM_DISC_MASK_PAA_NFC_DEP) 114 { 115 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_A_ACTIVE; 116 disc_params[num_params].frequency = 1; 117 num_params++; 118 119 if (num_params >= max_params) 120 return num_params; 121 } 122 123 /* Check polling F Active mode */ 124 if (dm_disc_mask & NFA_DM_DISC_MASK_PFA_NFC_DEP) 125 { 126 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_F_ACTIVE; 127 disc_params[num_params].frequency = 1; 128 num_params++; 129 130 if (num_params >= max_params) 131 return num_params; 132 } 133 134 /* Check listening A */ 135 if (dm_disc_mask & ( NFA_DM_DISC_MASK_LA_T1T 136 |NFA_DM_DISC_MASK_LA_T2T 137 |NFA_DM_DISC_MASK_LA_ISO_DEP 138 |NFA_DM_DISC_MASK_LA_NFC_DEP) ) 139 { 140 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_A; 141 disc_params[num_params].frequency = 1; 142 num_params++; 143 144 if (num_params >= max_params) 145 return num_params; 146 } 147 148 /* Check listening B */ 149 if (dm_disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 150 { 151 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_B; 152 disc_params[num_params].frequency = 1; 153 num_params++; 154 155 if (num_params >= max_params) 156 return num_params; 157 } 158 159 /* Check listening F */ 160 if (dm_disc_mask & ( NFA_DM_DISC_MASK_LF_T3T 161 |NFA_DM_DISC_MASK_LF_NFC_DEP) ) 162 { 163 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_F; 164 disc_params[num_params].frequency = 1; 165 num_params++; 166 167 if (num_params >= max_params) 168 return num_params; 169 } 170 171 /* Check listening A Active mode */ 172 if (dm_disc_mask & NFA_DM_DISC_MASK_LAA_NFC_DEP) 173 { 174 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE; 175 disc_params[num_params].frequency = 1; 176 num_params++; 177 178 if (num_params >= max_params) 179 return num_params; 180 } 181 182 /* Check listening F Active mode */ 183 if (dm_disc_mask & NFA_DM_DISC_MASK_LFA_NFC_DEP) 184 { 185 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE; 186 disc_params[num_params].frequency = 1; 187 num_params++; 188 189 if (num_params >= max_params) 190 return num_params; 191 } 192 193 /* Check polling ISO 15693 */ 194 if (dm_disc_mask & NFA_DM_DISC_MASK_P_ISO15693) 195 { 196 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_ISO15693; 197 disc_params[num_params].frequency = 1; 198 num_params++; 199 200 if (num_params >= max_params) 201 return num_params; 202 } 203 204 /* Check polling B' */ 205 if (dm_disc_mask & NFA_DM_DISC_MASK_P_B_PRIME) 206 { 207 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_B_PRIME; 208 disc_params[num_params].frequency = 1; 209 num_params++; 210 211 if (num_params >= max_params) 212 return num_params; 213 } 214 215 /* Check polling KOVIO */ 216 if (dm_disc_mask & NFA_DM_DISC_MASK_P_KOVIO) 217 { 218 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_KOVIO; 219 disc_params[num_params].frequency = 1; 220 num_params++; 221 222 if (num_params >= max_params) 223 return num_params; 224 } 225 226 /* Check listening ISO 15693 */ 227 if (dm_disc_mask & NFA_DM_DISC_MASK_L_ISO15693) 228 { 229 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_ISO15693; 230 disc_params[num_params].frequency = 1; 231 num_params++; 232 233 if (num_params >= max_params) 234 return num_params; 235 } 236 237 /* Check listening B' */ 238 if (dm_disc_mask & NFA_DM_DISC_MASK_L_B_PRIME) 239 { 240 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_B_PRIME; 241 disc_params[num_params].frequency = 1; 242 num_params++; 243 244 if (num_params >= max_params) 245 return num_params; 246 } 247 248 return num_params; 249} 250 251/******************************************************************************* 252** 253** Function nfa_dm_set_rf_listen_mode_config 254** 255** Description Update listening protocol to NFCC 256** 257** Returns NFA_STATUS_OK if success 258** 259*******************************************************************************/ 260static tNFA_STATUS nfa_dm_set_rf_listen_mode_config (tNFA_DM_DISC_TECH_PROTO_MASK tech_proto_mask) 261{ 262 UINT8 params[40], *p; 263 UINT8 platform = 0; 264 UINT8 sens_info = 0; 265 266 NFA_TRACE_DEBUG1 ("nfa_dm_set_rf_listen_mode_config () tech_proto_mask = 0x%08X", 267 tech_proto_mask); 268 269 /* 270 ** T1T listen LA_PROT 0x80, LA_SENS_RES byte1:0x00 byte2:0x0C 271 ** T2T listen LA_PROT 0x00 272 ** T3T listen No bit for T3T in LF_PROT (CE T3T set listen parameters, system code, NFCID2, etc.) 273 ** ISO-DEP listen LA_PROT 0x01, LB_PROT 0x01 274 ** NFC-DEP listen LA_PROT 0x02, LF_PROT 0x02 275 */ 276 277 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_T1T) 278 { 279 platform = NCI_PARAM_PLATFORM_T1T; 280 } 281 else if (tech_proto_mask & NFA_DM_DISC_MASK_LA_T2T) 282 { 283 /* platform = 0 and sens_info = 0 */ 284 } 285 else 286 { 287 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_ISO_DEP) 288 { 289 sens_info |= NCI_PARAM_SEL_INFO_ISODEP; 290 } 291 292 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_NFC_DEP) 293 { 294 sens_info |= NCI_PARAM_SEL_INFO_NFCDEP; 295 } 296 } 297 298 p = params; 299 300 /* 301 ** for Listen A 302 ** 303 ** Set ATQA 0x0C00 for T1T listen 304 ** If the ATQA values are 0x0000, then the FW will use 0x0400 305 ** which works for ISODEP, T2T and NFCDEP. 306 */ 307 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A] == NFA_DM_DISC_HOST_ID_DH) 308 { 309 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 310 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_BIT_FRAME_SDD); 311 UINT8_TO_STREAM (p, 0x04); 312 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 313 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_PLATFORM_CONFIG); 314 UINT8_TO_STREAM (p, platform); 315 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 316 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_SEL_INFO); 317 UINT8_TO_STREAM (p, sens_info); 318 } 319 else /* Let NFCC use UICC configuration by configuring with length = 0 */ 320 { 321 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 322 UINT8_TO_STREAM (p, 0); 323 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 324 UINT8_TO_STREAM (p, 0); 325 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 326 UINT8_TO_STREAM (p, 0); 327 UINT8_TO_STREAM (p, NFC_PMID_LA_NFCID1); 328 UINT8_TO_STREAM (p, 0); 329 UINT8_TO_STREAM (p, NFC_PMID_LA_HIST_BY); 330 UINT8_TO_STREAM (p, 0); 331 } 332 333 /* for Listen B */ 334 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B] == NFA_DM_DISC_HOST_ID_DH) 335 { 336 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 337 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_SENSB_INFO); 338 if (tech_proto_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 339 { 340 UINT8_TO_STREAM (p, NCI_LISTEN_PROTOCOL_ISO_DEP); 341 } 342 else 343 { 344 UINT8_TO_STREAM (p, 0x00); 345 } 346 } 347 else /* Let NFCC use UICC configuration by configuring with length = 0 */ 348 { 349 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 350 UINT8_TO_STREAM (p, 0); 351 UINT8_TO_STREAM (p, NFC_PMID_LB_NFCID0); 352 UINT8_TO_STREAM (p, 0); 353 UINT8_TO_STREAM (p, NFC_PMID_LB_APPDATA); 354 UINT8_TO_STREAM (p, 0); 355 UINT8_TO_STREAM (p, NFC_PMID_LB_ADC_FO); 356 UINT8_TO_STREAM (p, 0); 357 UINT8_TO_STREAM (p, NFC_PMID_LB_H_INFO); 358 UINT8_TO_STREAM (p, 0); 359 } 360 361 /* for Listen F */ 362 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F] == NFA_DM_DISC_HOST_ID_DH) 363 { 364 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 365 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_PROTOCOL); 366 if (tech_proto_mask & NFA_DM_DISC_MASK_LF_NFC_DEP) 367 { 368 UINT8_TO_STREAM (p, NCI_LISTEN_PROTOCOL_NFC_DEP); 369 } 370 else 371 { 372 UINT8_TO_STREAM (p, 0x00); 373 } 374 } 375 else 376 { 377 /* If DH is not listening on T3T, let NFCC use UICC configuration by configuring with length = 0 */ 378 if ((tech_proto_mask & NFA_DM_DISC_MASK_LF_T3T) == 0) 379 { 380 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 381 UINT8_TO_STREAM (p, 0); 382 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_FLAGS2); 383 UINT8_TO_STREAM (p, 0); 384 } 385 } 386 387 if (p > params) 388 { 389 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 390 } 391 392 return NFA_STATUS_OK; 393} 394 395/******************************************************************************* 396** 397** Function nfa_dm_set_total_duration 398** 399** Description Update total duration to NFCC 400** 401** Returns void 402** 403*******************************************************************************/ 404static void nfa_dm_set_total_duration (void) 405{ 406 UINT8 params[10], *p; 407 408 NFA_TRACE_DEBUG0 ("nfa_dm_set_total_duration ()"); 409 410 p = params; 411 412 /* for total duration */ 413 UINT8_TO_STREAM (p, NFC_PMID_TOTAL_DURATION); 414 UINT8_TO_STREAM (p, NCI_PARAM_LEN_TOTAL_DURATION); 415 UINT16_TO_STREAM (p, nfa_dm_cb.disc_cb.disc_duration); 416 417 if (p > params) 418 { 419 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 420 } 421} 422 423/******************************************************************************* 424** 425** Function nfa_dm_set_rf_listen_mode_raw_config 426** 427** Description Set raw listen parameters 428** 429** Returns void 430** 431*******************************************************************************/ 432static void nfa_dm_set_rf_listen_mode_raw_config (tNFA_DM_DISC_TECH_PROTO_MASK *p_disc_mask) 433{ 434 tNFA_DM_DISC_TECH_PROTO_MASK disc_mask = 0; 435 tNFA_LISTEN_CFG *p_cfg = &nfa_dm_cb.disc_cb.excl_listen_config; 436 UINT8 params[250], *p, xx; 437 438 NFA_TRACE_DEBUG0 ("nfa_dm_set_rf_listen_mode_raw_config ()"); 439 440 /* 441 ** Discovery Configuration Parameters for Listen A 442 */ 443 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A] == NFA_DM_DISC_HOST_ID_DH) 444 &&(p_cfg->la_enable) ) 445 { 446 p = params; 447 448 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 449 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_BIT_FRAME_SDD); 450 UINT8_TO_STREAM (p, p_cfg->la_bit_frame_sdd); 451 452 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 453 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_PLATFORM_CONFIG); 454 UINT8_TO_STREAM (p, p_cfg->la_platform_config); 455 456 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 457 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_SEL_INFO); 458 UINT8_TO_STREAM (p, p_cfg->la_sel_info); 459 460 if (p_cfg->la_platform_config == NCI_PARAM_PLATFORM_T1T) 461 { 462 disc_mask |= NFA_DM_DISC_MASK_LA_T1T; 463 } 464 else 465 { 466 /* If T4T or NFCDEP */ 467 if (p_cfg->la_sel_info & NCI_PARAM_SEL_INFO_ISODEP) 468 { 469 disc_mask |= NFA_DM_DISC_MASK_LA_ISO_DEP; 470 } 471 472 if (p_cfg->la_sel_info & NCI_PARAM_SEL_INFO_NFCDEP) 473 { 474 disc_mask |= NFA_DM_DISC_MASK_LA_NFC_DEP; 475 } 476 477 /* If neither, T4T nor NFCDEP, then its T2T */ 478 if (disc_mask == 0) 479 { 480 disc_mask |= NFA_DM_DISC_MASK_LA_T2T; 481 } 482 } 483 484 UINT8_TO_STREAM (p, NFC_PMID_LA_NFCID1); 485 UINT8_TO_STREAM (p, p_cfg->la_nfcid1_len); 486 ARRAY_TO_STREAM (p, p_cfg->la_nfcid1, p_cfg->la_nfcid1_len); 487 488 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 489 } 490 491 /* 492 ** Discovery Configuration Parameters for Listen B 493 */ 494 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B] == NFA_DM_DISC_HOST_ID_DH) 495 &&(p_cfg->lb_enable) ) 496 { 497 p = params; 498 499 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 500 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_SENSB_INFO); 501 UINT8_TO_STREAM (p, p_cfg->lb_sensb_info); 502 503 UINT8_TO_STREAM (p, NFC_PMID_LB_NFCID0); 504 UINT8_TO_STREAM (p, p_cfg->lb_nfcid0_len); 505 ARRAY_TO_STREAM (p, p_cfg->lb_nfcid0, p_cfg->lb_nfcid0_len); 506 507 UINT8_TO_STREAM (p, NFC_PMID_LB_APPDATA); 508 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_APPDATA); 509 ARRAY_TO_STREAM (p, p_cfg->lb_app_data, NCI_PARAM_LEN_LB_APPDATA); 510 511 UINT8_TO_STREAM (p, NFC_PMID_LB_SFGI); 512 UINT8_TO_STREAM (p, 1); 513 UINT8_TO_STREAM (p, p_cfg->lb_adc_fo); 514 515 UINT8_TO_STREAM (p, NFC_PMID_LB_ADC_FO); 516 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_ADC_FO); 517 UINT8_TO_STREAM (p, p_cfg->lb_adc_fo); 518 519 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 520 521 if (p_cfg->lb_sensb_info & NCI_LISTEN_PROTOCOL_ISO_DEP) 522 { 523 disc_mask |= NFA_DM_DISC_MASK_LB_ISO_DEP; 524 } 525 } 526 527 /* 528 ** Discovery Configuration Parameters for Listen F 529 */ 530 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F] == NFA_DM_DISC_HOST_ID_DH) 531 &&(p_cfg->lf_enable) ) 532 { 533 p = params; 534 535 UINT8_TO_STREAM (p, NFC_PMID_LF_CON_BITR_F); 536 UINT8_TO_STREAM (p, 1); 537 UINT8_TO_STREAM (p, p_cfg->lf_con_bitr_f); 538 539 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 540 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_PROTOCOL); 541 UINT8_TO_STREAM (p, p_cfg->lf_protocol_type); 542 543 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_FLAGS2); 544 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_T3T_FLAGS2); 545 UINT16_TO_STREAM(p, p_cfg->lf_t3t_flags); 546 547 /* if the bit at position X is set to 0, SC/NFCID2 with index X shall be ignored */ 548 for (xx = 0; xx < NFA_LF_MAX_SC_NFCID2; xx++) 549 { 550 if ((p_cfg->lf_t3t_flags & (0x0001 << xx)) != 0x0000) 551 { 552 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_ID1 + xx); 553 UINT8_TO_STREAM (p, NCI_SYSTEMCODE_LEN + NCI_NFCID2_LEN); 554 ARRAY_TO_STREAM (p, p_cfg->lf_t3t_identifier[xx], NCI_SYSTEMCODE_LEN + NCI_NFCID2_LEN); 555 } 556 } 557 558 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_PMM); 559 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_T3T_PMM); 560 ARRAY_TO_STREAM (p, p_cfg->lf_t3t_pmm, NCI_PARAM_LEN_LF_T3T_PMM); 561 562 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 563 564 if (p_cfg->lf_t3t_flags != NCI_LF_T3T_FLAGS2_ALL_DISABLED) 565 { 566 disc_mask |= NFA_DM_DISC_MASK_LF_T3T; 567 } 568 if (p_cfg->lf_protocol_type & NCI_LISTEN_PROTOCOL_NFC_DEP) 569 { 570 disc_mask |= NFA_DM_DISC_MASK_LF_NFC_DEP; 571 } 572 } 573 574 /* 575 ** Discovery Configuration Parameters for Listen ISO-DEP 576 */ 577 if ((disc_mask & (NFA_DM_DISC_MASK_LA_ISO_DEP|NFA_DM_DISC_MASK_LB_ISO_DEP)) 578 &&(p_cfg->li_enable)) 579 { 580 p = params; 581 582 UINT8_TO_STREAM (p, NFC_PMID_FWI); 583 UINT8_TO_STREAM (p, NCI_PARAM_LEN_FWI); 584 UINT8_TO_STREAM (p, p_cfg->li_fwi); 585 586 if (disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP) 587 { 588 UINT8_TO_STREAM (p, NFC_PMID_LA_HIST_BY); 589 UINT8_TO_STREAM (p, p_cfg->la_hist_bytes_len); 590 ARRAY_TO_STREAM (p, p_cfg->la_hist_bytes, p_cfg->la_hist_bytes_len); 591 } 592 593 if (disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 594 { 595 UINT8_TO_STREAM (p, NFC_PMID_LB_H_INFO); 596 UINT8_TO_STREAM (p, p_cfg->lb_h_info_resp_len); 597 ARRAY_TO_STREAM (p, p_cfg->lb_h_info_resp, p_cfg->lb_h_info_resp_len); 598 } 599 600 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 601 } 602 603 /* 604 ** Discovery Configuration Parameters for Listen NFC-DEP 605 */ 606 if ( (disc_mask & (NFA_DM_DISC_MASK_LA_NFC_DEP|NFA_DM_DISC_MASK_LF_NFC_DEP)) 607 &&(p_cfg->ln_enable)) 608 { 609 p = params; 610 611 UINT8_TO_STREAM (p, NFC_PMID_WT); 612 UINT8_TO_STREAM (p, NCI_PARAM_LEN_WT); 613 UINT8_TO_STREAM (p, p_cfg->ln_wt); 614 615 UINT8_TO_STREAM (p, NFC_PMID_ATR_RES_GEN_BYTES); 616 UINT8_TO_STREAM (p, p_cfg->ln_atr_res_gen_bytes_len); 617 ARRAY_TO_STREAM (p, p_cfg->ln_atr_res_gen_bytes, p_cfg->ln_atr_res_gen_bytes_len); 618 619 UINT8_TO_STREAM (p, NFC_PMID_ATR_RSP_CONFIG); 620 UINT8_TO_STREAM (p, 1); 621 UINT8_TO_STREAM (p, p_cfg->ln_atr_res_config); 622 623 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 624 } 625 626 *p_disc_mask = disc_mask; 627 628 NFA_TRACE_DEBUG1 ("nfa_dm_set_rf_listen_mode_raw_config () disc_mask = 0x%x", disc_mask); 629} 630 631/******************************************************************************* 632** 633** Function nfa_dm_disc_get_disc_mask 634** 635** Description Convert RF technology, mode and protocol to bit mask 636** 637** Returns tNFA_DM_DISC_TECH_PROTO_MASK 638** 639*******************************************************************************/ 640static tNFA_DM_DISC_TECH_PROTO_MASK nfa_dm_disc_get_disc_mask (tNFC_RF_TECH_N_MODE tech_n_mode, 641 tNFC_PROTOCOL protocol) 642{ 643 /* Set initial disc_mask to legacy poll or listen */ 644 tNFA_DM_DISC_TECH_PROTO_MASK disc_mask = ((tech_n_mode & 0x80) ? NFA_DM_DISC_MASK_L_LEGACY : NFA_DM_DISC_MASK_P_LEGACY); 645 646 switch (tech_n_mode) 647 { 648 case NFC_DISCOVERY_TYPE_POLL_A: 649 switch (protocol) 650 { 651 case NFC_PROTOCOL_T1T: 652 disc_mask = NFA_DM_DISC_MASK_PA_T1T; 653 break; 654 case NFC_PROTOCOL_T2T: 655 disc_mask = NFA_DM_DISC_MASK_PA_T2T; 656 break; 657 case NFC_PROTOCOL_ISO_DEP: 658 disc_mask = NFA_DM_DISC_MASK_PA_ISO_DEP; 659 break; 660 case NFC_PROTOCOL_NFC_DEP: 661 disc_mask = NFA_DM_DISC_MASK_PA_NFC_DEP; 662 break; 663 } 664 break; 665 case NFC_DISCOVERY_TYPE_POLL_B: 666 if (protocol == NFC_PROTOCOL_ISO_DEP) 667 disc_mask = NFA_DM_DISC_MASK_PB_ISO_DEP; 668 break; 669 case NFC_DISCOVERY_TYPE_POLL_F: 670 if (protocol == NFC_PROTOCOL_T3T) 671 disc_mask = NFA_DM_DISC_MASK_PF_T3T; 672 else if (protocol == NFC_PROTOCOL_NFC_DEP) 673 disc_mask = NFA_DM_DISC_MASK_PF_NFC_DEP; 674 break; 675 case NFC_DISCOVERY_TYPE_POLL_ISO15693: 676 disc_mask = NFA_DM_DISC_MASK_P_ISO15693; 677 break; 678 case NFC_DISCOVERY_TYPE_POLL_B_PRIME: 679 disc_mask = NFA_DM_DISC_MASK_P_B_PRIME; 680 break; 681 case NFC_DISCOVERY_TYPE_POLL_KOVIO: 682 disc_mask = NFA_DM_DISC_MASK_P_KOVIO; 683 break; 684 case NFC_DISCOVERY_TYPE_POLL_A_ACTIVE: 685 disc_mask = NFA_DM_DISC_MASK_PAA_NFC_DEP; 686 break; 687 case NFC_DISCOVERY_TYPE_POLL_F_ACTIVE: 688 disc_mask = NFA_DM_DISC_MASK_PFA_NFC_DEP; 689 break; 690 691 case NFC_DISCOVERY_TYPE_LISTEN_A: 692 switch (protocol) 693 { 694 case NFC_PROTOCOL_T1T: 695 disc_mask = NFA_DM_DISC_MASK_LA_T1T; 696 break; 697 case NFC_PROTOCOL_T2T: 698 disc_mask = NFA_DM_DISC_MASK_LA_T2T; 699 break; 700 case NFC_PROTOCOL_ISO_DEP: 701 disc_mask = NFA_DM_DISC_MASK_LA_ISO_DEP; 702 break; 703 case NFC_PROTOCOL_NFC_DEP: 704 disc_mask = NFA_DM_DISC_MASK_LA_NFC_DEP; 705 break; 706 } 707 break; 708 case NFC_DISCOVERY_TYPE_LISTEN_B: 709 if (protocol == NFC_PROTOCOL_ISO_DEP) 710 disc_mask = NFA_DM_DISC_MASK_LB_ISO_DEP; 711 break; 712 case NFC_DISCOVERY_TYPE_LISTEN_F: 713 if (protocol == NFC_PROTOCOL_T3T) 714 disc_mask = NFA_DM_DISC_MASK_LF_T3T; 715 else if (protocol == NFC_PROTOCOL_NFC_DEP) 716 disc_mask = NFA_DM_DISC_MASK_LF_NFC_DEP; 717 break; 718 case NFC_DISCOVERY_TYPE_LISTEN_ISO15693: 719 disc_mask = NFA_DM_DISC_MASK_L_ISO15693; 720 break; 721 case NFC_DISCOVERY_TYPE_LISTEN_B_PRIME: 722 disc_mask = NFA_DM_DISC_MASK_L_B_PRIME; 723 break; 724 case NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE: 725 disc_mask = NFA_DM_DISC_MASK_LAA_NFC_DEP; 726 break; 727 case NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE: 728 disc_mask = NFA_DM_DISC_MASK_LFA_NFC_DEP; 729 break; 730 } 731 732 NFA_TRACE_DEBUG3 ("nfa_dm_disc_get_disc_mask (): tech_n_mode:0x%X, protocol:0x%X, disc_mask:0x%X", 733 tech_n_mode, protocol, disc_mask); 734 return (disc_mask); 735} 736 737/******************************************************************************* 738** 739** Function nfa_dm_disc_discovery_cback 740** 741** Description Discovery callback event from NFC 742** 743** Returns void 744** 745*******************************************************************************/ 746static void nfa_dm_disc_discovery_cback (tNFC_DISCOVER_EVT event, tNFC_DISCOVER *p_data) 747{ 748 tNFA_DM_RF_DISC_SM_EVENT dm_disc_event = NFA_DM_DISC_SM_MAX_EVENT; 749 750 NFA_TRACE_DEBUG1 ("nfa_dm_disc_discovery_cback (): event:0x%X", event); 751 752 switch (event) 753 { 754 case NFC_START_DEVT: 755 dm_disc_event = NFA_DM_RF_DISCOVER_RSP; 756 break; 757 case NFC_RESULT_DEVT: 758 dm_disc_event = NFA_DM_RF_DISCOVER_NTF; 759 break; 760 case NFC_SELECT_DEVT: 761 dm_disc_event = NFA_DM_RF_DISCOVER_SELECT_RSP; 762 break; 763 case NFC_ACTIVATE_DEVT: 764 dm_disc_event = NFA_DM_RF_INTF_ACTIVATED_NTF; 765 break; 766 case NFC_DEACTIVATE_DEVT: 767 if (p_data->deactivate.is_ntf) 768 dm_disc_event = NFA_DM_RF_DEACTIVATE_NTF; 769 else 770 dm_disc_event = NFA_DM_RF_DEACTIVATE_RSP; 771 break; 772 default: 773 NFA_TRACE_ERROR0 ("Unexpected event"); 774 return; 775 } 776 777 nfa_dm_disc_sm_execute (dm_disc_event, (tNFA_DM_RF_DISC_DATA *) p_data); 778} 779 780/******************************************************************************* 781** 782** Function nfa_dm_disc_notify_started 783** 784** Description Report NFA_EXCLUSIVE_RF_CONTROL_STARTED_EVT or 785** NFA_RF_DISCOVERY_STARTED_EVT, if needed 786** 787** Returns void 788** 789*******************************************************************************/ 790static void nfa_dm_disc_notify_started (tNFA_STATUS status) 791{ 792 tNFA_CONN_EVT_DATA evt_data; 793 794 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 795 { 796 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 797 798 evt_data.status = status; 799 800 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 801 nfa_dm_conn_cback_event_notify (NFA_EXCLUSIVE_RF_CONTROL_STARTED_EVT, &evt_data); 802 else 803 nfa_dm_conn_cback_event_notify (NFA_RF_DISCOVERY_STARTED_EVT, &evt_data); 804 } 805} 806 807/******************************************************************************* 808** 809** Function nfa_dm_disc_conn_event_notify 810** 811** Description Notify application of CONN_CBACK event, using appropriate 812** callback 813** 814** Returns nothing 815** 816*******************************************************************************/ 817void nfa_dm_disc_conn_event_notify (UINT8 event, tNFA_STATUS status) 818{ 819 tNFA_CONN_EVT_DATA evt_data; 820 821 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 822 { 823 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 824 evt_data.status = status; 825 826 if (nfa_dm_cb.flags & NFA_DM_FLAGS_EXCL_RF_ACTIVE) 827 { 828 /* Use exclusive RF mode callback */ 829 if (nfa_dm_cb.p_excl_conn_cback) 830 (*nfa_dm_cb.p_excl_conn_cback) (event, &evt_data); 831 } 832 else 833 { 834 (*nfa_dm_cb.p_conn_cback) (event, &evt_data); 835 } 836 } 837} 838 839/******************************************************************************* 840** 841** Function nfa_dm_send_deactivate_cmd 842** 843** Description Send deactivate command to NFCC, if needed. 844** 845** Returns NFC_STATUS_OK - deactivate cmd is sent 846** NCI_STATUS_FAILED - no buffers 847** NFC_STATUS_SEMANTIC_ERROR - this function does not attempt 848** to send deactivate cmd 849** 850*******************************************************************************/ 851static tNFC_STATUS nfa_dm_send_deactivate_cmd (tNFC_DEACT_TYPE deactivate_type) 852{ 853 tNFC_STATUS status = NFC_STATUS_SEMANTIC_ERROR; 854 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); 855 856 if (!w4_flags) 857 { 858 /* if deactivate CMD was not sent to NFCC */ 859 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 860 861 status = NFC_Deactivate (deactivate_type); 862 } 863 else if ((w4_flags == NFA_DM_DISC_FLAGS_W4_NTF) && (deactivate_type == NFC_DEACTIVATE_TYPE_IDLE)) 864 { 865 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_NTF); 866 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP); 867 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 868 status = NFC_Deactivate (deactivate_type); 869 } 870 871 return status; 872} 873 874/******************************************************************************* 875** 876** Function nfa_dm_start_rf_discover 877** 878** Description Start RF discovery 879** 880** Returns void 881** 882*******************************************************************************/ 883void nfa_dm_start_rf_discover (void) 884{ 885 tNFC_DISCOVER_PARAMS disc_params[NFA_DM_MAX_DISC_PARAMS]; 886 tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask = 0, poll_mask, listen_mask; 887 UINT8 num_params, xx; 888 889 NFA_TRACE_DEBUG0 ("nfa_dm_start_rf_discover ()"); 890 /* Make sure that RF discovery was enabled, or some app has exclusive control */ 891 if ( (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_ENABLED)) 892 &&(nfa_dm_cb.disc_cb.excl_disc_entry.in_use == FALSE) ) 893 { 894 return; 895 } 896 897 /* get listen mode routing table for technology */ 898 nfa_ee_get_tech_route (NFA_EE_PWR_STATE_ON, nfa_dm_cb.disc_cb.listen_RT); 899 900 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 901 { 902 nfa_dm_set_rf_listen_mode_raw_config (&dm_disc_mask); 903 dm_disc_mask |= (nfa_dm_cb.disc_cb.excl_disc_entry.requested_disc_mask & NFA_DM_DISC_MASK_POLL); 904 nfa_dm_cb.disc_cb.excl_disc_entry.selected_disc_mask = dm_disc_mask; 905 } 906 else 907 { 908 /* Collect RF discovery request from sub-modules */ 909 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 910 { 911 if (nfa_dm_cb.disc_cb.entry[xx].in_use) 912 { 913 poll_mask = (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_POLL); 914 915 /* clear poll mode technolgies and protocols which are already used by others */ 916 poll_mask &= ~(dm_disc_mask & NFA_DM_DISC_MASK_POLL); 917 918 listen_mask = 0; 919 920 /* 921 ** add listen mode technolgies and protocols if host ID is matched to listen mode routing table 922 */ 923 924 /* NFC-A */ 925 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A]) 926 { 927 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 928 & ( NFA_DM_DISC_MASK_LA_T1T 929 |NFA_DM_DISC_MASK_LA_T2T 930 |NFA_DM_DISC_MASK_LA_ISO_DEP 931 |NFA_DM_DISC_MASK_LA_NFC_DEP 932 |NFA_DM_DISC_MASK_LAA_NFC_DEP ); 933 } 934 else 935 { 936 /* host can listen ISO-DEP based on AID routing */ 937 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP); 938 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LA_NFC_DEP); 939 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LAA_NFC_DEP); 940 } 941 942 /* NFC-B */ 943 /* multiple hosts can listen ISO-DEP based on AID routing */ 944 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 945 & NFA_DM_DISC_MASK_LB_ISO_DEP; 946 947 /* NFC-F */ 948 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F]) 949 { 950 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 951 & ( NFA_DM_DISC_MASK_LF_T3T 952 |NFA_DM_DISC_MASK_LF_NFC_DEP 953 |NFA_DM_DISC_MASK_LFA_NFC_DEP ); 954 } 955 else 956 { 957 /* NFCC can listen T3T based on NFCID routing */ 958 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LF_T3T); 959 } 960 961 /* NFC-B Prime */ 962 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_BP]) 963 { 964 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 965 & NFA_DM_DISC_MASK_L_B_PRIME; 966 } 967 968 /* 969 ** clear listen mode technolgies and protocols which are already used by others 970 */ 971 972 /* Check if other modules are listening T1T or T2T */ 973 if (dm_disc_mask & (NFA_DM_DISC_MASK_LA_T1T|NFA_DM_DISC_MASK_LA_T2T)) 974 { 975 listen_mask &= ~( NFA_DM_DISC_MASK_LA_T1T 976 |NFA_DM_DISC_MASK_LA_T2T 977 |NFA_DM_DISC_MASK_LA_ISO_DEP 978 |NFA_DM_DISC_MASK_LA_NFC_DEP ); 979 } 980 981 /* T1T/T2T has priority on NFC-A */ 982 if ( (dm_disc_mask & (NFA_DM_DISC_MASK_LA_ISO_DEP|NFA_DM_DISC_MASK_LA_NFC_DEP)) 983 &&(listen_mask & (NFA_DM_DISC_MASK_LA_T1T|NFA_DM_DISC_MASK_LA_T2T))) 984 { 985 dm_disc_mask &= ~( NFA_DM_DISC_MASK_LA_ISO_DEP 986 |NFA_DM_DISC_MASK_LA_NFC_DEP ); 987 } 988 989 /* Don't remove ISO-DEP because multiple hosts can listen ISO-DEP based on AID routing */ 990 991 /* Check if other modules are listening NFC-DEP */ 992 if (dm_disc_mask & (NFA_DM_DISC_MASK_LA_NFC_DEP | NFA_DM_DISC_MASK_LAA_NFC_DEP)) 993 { 994 listen_mask &= ~( NFA_DM_DISC_MASK_LA_NFC_DEP 995 |NFA_DM_DISC_MASK_LAA_NFC_DEP ); 996 } 997 998 nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask = poll_mask | listen_mask; 999 1000 NFA_TRACE_DEBUG2 ("nfa_dm_cb.disc_cb.entry[%d].selected_disc_mask = 0x%x", 1001 xx, nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask); 1002 1003 dm_disc_mask |= nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask; 1004 } 1005 } 1006 1007 /* Let P2P set GEN bytes for LLCP to NFCC */ 1008 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PA_NFC_DEP 1009 |NFA_DM_DISC_MASK_PF_NFC_DEP 1010 |NFA_DM_DISC_MASK_LA_NFC_DEP 1011 |NFA_DM_DISC_MASK_LF_NFC_DEP 1012 |NFA_DM_DISC_MASK_PAA_NFC_DEP 1013 |NFA_DM_DISC_MASK_PFA_NFC_DEP 1014 |NFA_DM_DISC_MASK_LAA_NFC_DEP 1015 |NFA_DM_DISC_MASK_LFA_NFC_DEP )) 1016 { 1017 nfa_p2p_set_config (dm_disc_mask); 1018 } 1019 } 1020 1021 NFA_TRACE_DEBUG1 ("dm_disc_mask = 0x%x", dm_disc_mask); 1022 1023 /* Get Discovery Technology parameters */ 1024 num_params = nfa_dm_get_rf_discover_config (dm_disc_mask, disc_params, NFA_DM_MAX_DISC_PARAMS); 1025 1026 if (num_params) 1027 { 1028 /* 1029 ** NFCC will abort programming personality slots if not available. 1030 ** NFCC programs the personality slots in the following order of RF technologies: 1031 ** NFC-A, NFC-B, NFC-BP, NFC-I93 1032 */ 1033 1034 /* if this is not for exclusive control */ 1035 if (!nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1036 { 1037 /* update listening protocols in each NFC technology */ 1038 nfa_dm_set_rf_listen_mode_config (dm_disc_mask); 1039 } 1040 1041 /* Set polling duty cycle */ 1042 nfa_dm_set_total_duration (); 1043 nfa_dm_cb.disc_cb.dm_disc_mask = dm_disc_mask; 1044 1045 NFC_DiscoveryStart (num_params, disc_params, nfa_dm_disc_discovery_cback); 1046 /* set flag about waiting for response in IDLE state */ 1047 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1048 1049 /* register callback to get interface error NTF */ 1050 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 1051 } 1052 else 1053 { 1054 /* RF discovery is started but there is no valid technology or protocol to discover */ 1055 nfa_dm_disc_notify_started (NFA_STATUS_OK); 1056 } 1057} 1058 1059/******************************************************************************* 1060** 1061** Function nfa_dm_notify_discovery 1062** 1063** Description Send RF discovery notification to upper layer 1064** 1065** Returns void 1066** 1067*******************************************************************************/ 1068static void nfa_dm_notify_discovery (tNFA_DM_RF_DISC_DATA *p_data) 1069{ 1070 tNFA_CONN_EVT_DATA conn_evt; 1071 1072 /* let application select a device */ 1073 conn_evt.disc_result.status = NFA_STATUS_OK; 1074 memcpy (&(conn_evt.disc_result.discovery_ntf), 1075 &(p_data->nfc_discover.result), 1076 sizeof (tNFC_RESULT_DEVT)); 1077 1078 nfa_dm_conn_cback_event_notify (NFA_DISC_RESULT_EVT, &conn_evt); 1079} 1080 1081/******************************************************************************* 1082** 1083** Function nfa_dm_disc_notify_activation 1084** 1085** Description Send RF activation notification to sub-module 1086** 1087** Returns NFA_STATUS_OK if success 1088** 1089*******************************************************************************/ 1090static tNFA_STATUS nfa_dm_disc_notify_activation (tNFC_DISCOVER *p_data) 1091{ 1092 UINT8 xx, host_id_in_LRT; 1093 UINT8 iso_dep_t3t__listen = NFA_DM_DISC_NUM_ENTRIES; 1094 1095 tNFC_RF_TECH_N_MODE tech_n_mode = p_data->activate.rf_tech_param.mode; 1096 tNFC_PROTOCOL protocol = p_data->activate.protocol; 1097 1098 tNFA_DM_DISC_TECH_PROTO_MASK activated_disc_mask; 1099 1100 NFA_TRACE_DEBUG2 ("nfa_dm_disc_notify_activation (): tech_n_mode:0x%X, proto:0x%X", 1101 tech_n_mode, protocol); 1102 1103 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1104 { 1105 nfa_dm_cb.disc_cb.activated_tech_mode = tech_n_mode; 1106 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1107 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1108 nfa_dm_cb.disc_cb.activated_protocol = protocol; 1109 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1110 1111 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1112 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1113 1114 return (NFA_STATUS_OK); 1115 } 1116 1117 /* if this is NFCEE direct RF interface, notify activation to whoever listening UICC */ 1118 if (p_data->activate.intf_param.type == NFC_INTERFACE_EE_DIRECT_RF) 1119 { 1120 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1121 { 1122 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1123 &&(nfa_dm_cb.disc_cb.entry[xx].host_id != NFA_DM_DISC_HOST_ID_DH)) 1124 { 1125 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1126 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1127 nfa_dm_cb.disc_cb.activated_protocol = NFC_PROTOCOL_UNKNOWN; 1128 nfa_dm_cb.disc_cb.activated_handle = xx; 1129 1130 NFA_TRACE_DEBUG2 ("activated_rf_interface:0x%x, activated_handle: 0x%x", 1131 nfa_dm_cb.disc_cb.activated_rf_interface, 1132 nfa_dm_cb.disc_cb.activated_handle); 1133 1134 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1135 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1136 1137 return (NFA_STATUS_OK); 1138 } 1139 } 1140 return (NFA_STATUS_FAILED); 1141 } 1142 1143 /* get bit mask of technolgies/mode and protocol */ 1144 activated_disc_mask = nfa_dm_disc_get_disc_mask (tech_n_mode, protocol); 1145 1146 /* get host ID of technology from listen mode routing table */ 1147 if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_A) 1148 { 1149 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A]; 1150 } 1151 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B) 1152 { 1153 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B]; 1154 } 1155 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_F) 1156 { 1157 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F]; 1158 } 1159 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B_PRIME) 1160 { 1161 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_BP]; 1162 } 1163 else /* DH only */ 1164 { 1165 host_id_in_LRT = NFA_DM_DISC_HOST_ID_DH; 1166 } 1167 1168 if (protocol == NFC_PROTOCOL_NFC_DEP) { 1169 // Force NFC-DEP to the host 1170 host_id_in_LRT = NFA_DM_DISC_HOST_ID_DH; 1171 } 1172 1173 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1174 { 1175 /* if any matching NFC technology and protocol */ 1176 if (nfa_dm_cb.disc_cb.entry[xx].in_use) 1177 { 1178 if (nfa_dm_cb.disc_cb.entry[xx].host_id == host_id_in_LRT) 1179 { 1180 if (nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & activated_disc_mask) 1181 break; 1182 } 1183 else 1184 { 1185 /* check ISO-DEP listening even if host in LRT is not matched */ 1186 if (protocol == NFC_PROTOCOL_ISO_DEP) 1187 { 1188 if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_A) 1189 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP)) 1190 { 1191 iso_dep_t3t__listen = xx; 1192 } 1193 else if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B) 1194 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP)) 1195 { 1196 iso_dep_t3t__listen = xx; 1197 } 1198 } 1199 /* check T3T listening even if host in LRT is not matched */ 1200 else if (protocol == NFC_PROTOCOL_T3T) 1201 { 1202 if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_F) 1203 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LF_T3T)) 1204 { 1205 iso_dep_t3t__listen = xx; 1206 } 1207 } 1208 } 1209 } 1210 } 1211 1212 if (xx >= NFA_DM_DISC_NUM_ENTRIES) 1213 { 1214 /* if any ISO-DEP or T3T listening even if host in LRT is not matched */ 1215 xx = iso_dep_t3t__listen; 1216 } 1217 1218 if (xx < NFA_DM_DISC_NUM_ENTRIES) 1219 { 1220 nfa_dm_cb.disc_cb.activated_tech_mode = tech_n_mode; 1221 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1222 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1223 nfa_dm_cb.disc_cb.activated_protocol = protocol; 1224 nfa_dm_cb.disc_cb.activated_handle = xx; 1225 1226 NFA_TRACE_DEBUG2 ("activated_protocol:0x%x, activated_handle: 0x%x", 1227 nfa_dm_cb.disc_cb.activated_protocol, 1228 nfa_dm_cb.disc_cb.activated_handle); 1229 1230 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1231 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1232 1233 return (NFA_STATUS_OK); 1234 } 1235 else 1236 { 1237 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1238 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1239 return (NFA_STATUS_FAILED); 1240 } 1241} 1242 1243/******************************************************************************* 1244** 1245** Function nfa_dm_disc_notify_deactivation 1246** 1247** Description Send deactivation notification to sub-module 1248** 1249** Returns None 1250** 1251*******************************************************************************/ 1252static void nfa_dm_disc_notify_deactivation (tNFA_DM_RF_DISC_SM_EVENT sm_event, 1253 tNFC_DISCOVER *p_data) 1254{ 1255 tNFA_HANDLE xx; 1256 tNFA_DM_RF_DISC_EVT disc_evt; 1257 1258 NFA_TRACE_DEBUG1 ("nfa_dm_disc_notify_deactivation (): activated_handle=%d", 1259 nfa_dm_cb.disc_cb.activated_handle); 1260 1261 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1262 { 1263 NFA_TRACE_DEBUG0 ("nfa_dm_disc_notify_deactivation (): for presence check"); 1264 return; 1265 } 1266 1267 if (sm_event == NFA_DM_RF_DEACTIVATE_RSP) 1268 { 1269 /* 1270 ** Activation has been aborted by upper layer in NFA_DM_RFST_W4_HOST_SELECT 1271 ** or NFA_DM_RFST_LISTEN_SLEEP 1272 */ 1273 disc_evt = NFA_DM_RF_DISC_CMD_IDLE_CMPL_EVT; 1274 } 1275 else 1276 { 1277 /* Received deactivation NTF */ 1278 disc_evt = NFA_DM_RF_DISC_DEACTIVATED_EVT; 1279 } 1280 1281 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1282 { 1283 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1284 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (disc_evt, p_data); 1285 } 1286 else 1287 { 1288 /* notify event to activated module */ 1289 xx = nfa_dm_cb.disc_cb.activated_handle; 1290 1291 if ( (sm_event == NFA_DM_RF_DEACTIVATE_RSP) 1292 ||(p_data->deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) ) 1293 { 1294 /* Don't remove handle in NFA_DM_RFST_W4_HOST_SELECT or NFA_DM_RFST_LISTEN_SLEEP */ 1295 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1296 } 1297 1298 if ((xx < NFA_DM_DISC_NUM_ENTRIES) && (nfa_dm_cb.disc_cb.entry[xx].in_use)) 1299 { 1300 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1301 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (disc_evt, p_data); 1302 } 1303 } 1304 1305 /* clear activated information */ 1306 nfa_dm_cb.disc_cb.activated_tech_mode = 0; 1307 nfa_dm_cb.disc_cb.activated_rf_disc_id = 0; 1308 nfa_dm_cb.disc_cb.activated_rf_interface = 0; 1309 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1310} 1311 1312/******************************************************************************* 1313** 1314** Function nfa_dm_disc_presence_check 1315** 1316** Description Perform legacy presence check (put tag to sleep, then 1317** wake it up to see if tag is present) 1318** 1319** Returns TRUE if operation started 1320** 1321*******************************************************************************/ 1322tNFC_STATUS nfa_dm_disc_presence_check (void) 1323{ 1324 tNFC_STATUS status = NFC_STATUS_FAILED; 1325 1326 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1327 { 1328 /* Deactivate to sleep mode */ 1329 status = nfa_dm_send_deactivate_cmd(NFC_DEACTIVATE_TYPE_SLEEP); 1330 if (status == NFC_STATUS_OK) 1331 { 1332 /* deactivate to sleep is sent on behave of presence check. 1333 * set the presence check information in control block */ 1334 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1335 nfa_dm_cb.presence_check_deact_pending = FALSE; 1336 } 1337 } 1338 1339 return (status); 1340} 1341 1342/******************************************************************************* 1343** 1344** Function nfa_dm_disc_end_presence_check 1345** 1346** Description Perform legacy presence check (put tag to sleep, then 1347** wake it up to see if tag is present) 1348** 1349** Returns TRUE if operation started 1350** 1351*******************************************************************************/ 1352static void nfa_dm_disc_end_presence_check (tNFC_STATUS status) 1353{ 1354 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1355 { 1356 /* notify RW module that presence checking is finished */ 1357 nfa_rw_handle_presence_check_rsp (status); 1358 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_CHECKING; 1359 if (nfa_dm_cb.presence_check_deact_pending) 1360 { 1361 nfa_dm_cb.presence_check_deact_pending = FALSE; 1362 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, 1363 (tNFA_DM_RF_DISC_DATA *) &nfa_dm_cb.presence_check_deact_type); 1364 } 1365 } 1366} 1367 1368/******************************************************************************* 1369** 1370** Function nfa_dm_disc_data_cback 1371** 1372** Description Monitoring interface error through data callback 1373** 1374** Returns void 1375** 1376*******************************************************************************/ 1377static void nfa_dm_disc_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data) 1378{ 1379 NFA_TRACE_DEBUG0 ("nfa_dm_disc_data_cback ()"); 1380 1381 /* if selection failed */ 1382 if (event == NFC_ERROR_CEVT) 1383 { 1384 nfa_dm_disc_sm_execute (NFA_DM_CORE_INTF_ERROR_NTF, NULL); 1385 } 1386 else if (event == NFC_DATA_CEVT) 1387 { 1388 GKI_freebuf (p_data->data.p_data); 1389 } 1390} 1391 1392/******************************************************************************* 1393** 1394** Function nfa_dm_disc_new_state 1395** 1396** Description Processing discovery events in NFA_DM_RFST_IDLE state 1397** 1398** Returns void 1399** 1400*******************************************************************************/ 1401void nfa_dm_disc_new_state (tNFA_DM_RF_DISC_STATE new_state) 1402{ 1403 tNFA_CONN_EVT_DATA evt_data; 1404 tNFA_DM_RF_DISC_STATE old_state = nfa_dm_cb.disc_cb.disc_state; 1405 1406#if (BT_TRACE_VERBOSE == TRUE) 1407 NFA_TRACE_DEBUG5 ("nfa_dm_disc_new_state (): old_state: %s (%d), new_state: %s (%d) disc_flags: 0x%x", 1408 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 1409 nfa_dm_disc_state_2_str (new_state), new_state, nfa_dm_cb.disc_cb.disc_flags); 1410#else 1411 NFA_TRACE_DEBUG3 ("nfa_dm_disc_new_state(): old_state: %d, new_state: %d disc_flags: 0x%x", 1412 nfa_dm_cb.disc_cb.disc_state, new_state, nfa_dm_cb.disc_cb.disc_flags); 1413#endif 1414 nfa_dm_cb.disc_cb.disc_state = new_state; 1415 if (new_state == NFA_DM_RFST_IDLE) 1416 { 1417 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 1418 { 1419 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_STOPPING; 1420 1421 /* if exclusive RF control is stopping */ 1422 if (nfa_dm_cb.flags & NFA_DM_FLAGS_EXCL_RF_ACTIVE) 1423 { 1424 if (old_state > NFA_DM_RFST_DISCOVERY) 1425 { 1426 /* notify deactivation to application */ 1427 evt_data.deactivated.type = NFA_DEACTIVATE_TYPE_IDLE; 1428 nfa_dm_conn_cback_event_notify (NFA_DEACTIVATED_EVT, &evt_data); 1429 } 1430 1431 nfa_dm_rel_excl_rf_control_and_notify (); 1432 } 1433 else 1434 { 1435 evt_data.status = NFA_STATUS_OK; 1436 nfa_dm_conn_cback_event_notify (NFA_RF_DISCOVERY_STOPPED_EVT, &evt_data); 1437 } 1438 } 1439 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_DISABLING) 1440 { 1441 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_DISABLING; 1442 nfa_sys_check_disabled (); 1443 } 1444 } 1445} 1446 1447/******************************************************************************* 1448** 1449** Function nfa_dm_disc_sm_idle 1450** 1451** Description Processing discovery events in NFA_DM_RFST_IDLE state 1452** 1453** Returns void 1454** 1455*******************************************************************************/ 1456static void nfa_dm_disc_sm_idle (tNFA_DM_RF_DISC_SM_EVENT event, 1457 tNFA_DM_RF_DISC_DATA *p_data) 1458{ 1459 UINT8 xx; 1460 1461 switch (event) 1462 { 1463 case NFA_DM_RF_DISCOVER_CMD: 1464 nfa_dm_start_rf_discover (); 1465 break; 1466 1467 case NFA_DM_RF_DISCOVER_RSP: 1468 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1469 1470 if (p_data->nfc_discover.status == NFC_STATUS_OK) 1471 { 1472 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 1473 1474 /* if RF discovery was stopped while waiting for response */ 1475 if (nfa_dm_cb.disc_cb.disc_flags & (NFA_DM_DISC_FLAGS_STOPPING|NFA_DM_DISC_FLAGS_DISABLING)) 1476 { 1477 /* stop discovery */ 1478 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1479 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1480 break; 1481 } 1482 1483 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1484 { 1485 if (nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 1486 { 1487 nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 1488 1489 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1490 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_START_EVT, (tNFC_DISCOVER*) p_data); 1491 } 1492 } 1493 else 1494 { 1495 /* notify event to each module which is waiting for start */ 1496 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1497 { 1498 /* if registered module is waiting for starting discovery */ 1499 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1500 &&(nfa_dm_cb.disc_cb.dm_disc_mask & nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask) 1501 &&(nfa_dm_cb.disc_cb.entry[xx].disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) ) 1502 { 1503 nfa_dm_cb.disc_cb.entry[xx].disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 1504 1505 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1506 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_START_EVT, (tNFC_DISCOVER*) p_data); 1507 } 1508 } 1509 1510 } 1511 nfa_dm_disc_notify_started (p_data->nfc_discover.status); 1512 } 1513 else 1514 { 1515 /* in rare case that the discovery states of NFCC and DH mismatch and NFCC rejects Discover Cmd 1516 * deactivate idle and then start disvocery when got deactivate rsp */ 1517 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1518 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1519 } 1520 break; 1521 1522 case NFA_DM_RF_DEACTIVATE_RSP: 1523 /* restart discovery */ 1524 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1525 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_DISABLING) 1526 { 1527 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_DISABLING; 1528 nfa_sys_check_disabled (); 1529 } 1530 else 1531 nfa_dm_start_rf_discover (); 1532 break; 1533 1534 case NFA_DM_LP_LISTEN_CMD: 1535 nfa_dm_disc_new_state (NFA_DM_RFST_LP_LISTEN); 1536 break; 1537 1538 default: 1539 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_idle (): Unexpected discovery event"); 1540 break; 1541 } 1542} 1543 1544/******************************************************************************* 1545** 1546** Function nfa_dm_disc_sm_discovery 1547** 1548** Description Processing discovery events in NFA_DM_RFST_DISCOVERY state 1549** 1550** Returns void 1551** 1552*******************************************************************************/ 1553static void nfa_dm_disc_sm_discovery (tNFA_DM_RF_DISC_SM_EVENT event, 1554 tNFA_DM_RF_DISC_DATA *p_data) 1555{ 1556 switch (event) 1557 { 1558 case NFA_DM_RF_DEACTIVATE_CMD: 1559 /* if deactivate CMD was not sent to NFCC */ 1560 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1561 { 1562 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1563 NFC_Deactivate (p_data->deactivate_type); 1564 } 1565 break; 1566 case NFA_DM_RF_DEACTIVATE_RSP: 1567 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1568 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1569 nfa_dm_start_rf_discover (); 1570 break; 1571 case NFA_DM_RF_DISCOVER_NTF: 1572 nfa_dm_disc_new_state (NFA_DM_RFST_W4_ALL_DISCOVERIES); 1573 nfa_dm_notify_discovery (p_data); 1574 break; 1575 case NFA_DM_RF_INTF_ACTIVATED_NTF: 1576 if (p_data->nfc_discover.activate.intf_param.type == NFC_INTERFACE_EE_DIRECT_RF) 1577 { 1578 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 1579 } 1580 else if (p_data->nfc_discover.activate.rf_tech_param.mode & 0x80) 1581 { 1582 /* Listen mode */ 1583 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 1584 } 1585 else 1586 { 1587 /* Poll mode */ 1588 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 1589 } 1590 1591 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 1592 { 1593 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 1594 1595 /* after receiving deactivate event, restart discovery */ 1596 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1597 } 1598 break; 1599 1600 case NFA_DM_LP_LISTEN_CMD: 1601 break; 1602 case NFA_DM_CORE_INTF_ERROR_NTF: 1603 break; 1604 default: 1605 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_discovery (): Unexpected discovery event"); 1606 break; 1607 } 1608} 1609 1610/******************************************************************************* 1611** 1612** Function nfa_dm_disc_sm_w4_all_discoveries 1613** 1614** Description Processing discovery events in NFA_DM_RFST_W4_ALL_DISCOVERIES state 1615** 1616** Returns void 1617** 1618*******************************************************************************/ 1619static void nfa_dm_disc_sm_w4_all_discoveries (tNFA_DM_RF_DISC_SM_EVENT event, 1620 tNFA_DM_RF_DISC_DATA *p_data) 1621{ 1622 switch (event) 1623 { 1624 case NFA_DM_RF_DEACTIVATE_CMD: 1625 /* if deactivate CMD was not sent to NFCC */ 1626 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1627 { 1628 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1629 /* only IDLE mode is allowed */ 1630 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1631 } 1632 break; 1633 case NFA_DM_RF_DEACTIVATE_RSP: 1634 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1635 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1636 nfa_dm_start_rf_discover (); 1637 break; 1638 case NFA_DM_RF_DISCOVER_NTF: 1639 /* Notification Type = NCI_DISCOVER_NTF_LAST or NCI_DISCOVER_NTF_LAST_ABORT */ 1640 if (p_data->nfc_discover.result.more != NCI_DISCOVER_NTF_MORE) 1641 { 1642 nfa_dm_disc_new_state (NFA_DM_RFST_W4_HOST_SELECT); 1643 } 1644 nfa_dm_notify_discovery (p_data); 1645 break; 1646 case NFA_DM_RF_INTF_ACTIVATED_NTF: 1647 /* 1648 ** This is only for ISO15693. 1649 ** FW sends activation NTF when all responses are received from tags without host selecting. 1650 */ 1651 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 1652 1653 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 1654 { 1655 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 1656 1657 /* after receiving deactivate event, restart discovery */ 1658 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1659 } 1660 break; 1661 default: 1662 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_w4_all_discoveries (): Unexpected discovery event"); 1663 break; 1664 } 1665} 1666 1667/******************************************************************************* 1668** 1669** Function nfa_dm_disc_sm_w4_host_select 1670** 1671** Description Processing discovery events in NFA_DM_RFST_W4_HOST_SELECT state 1672** 1673** Returns void 1674** 1675*******************************************************************************/ 1676static void nfa_dm_disc_sm_w4_host_select (tNFA_DM_RF_DISC_SM_EVENT event, 1677 tNFA_DM_RF_DISC_DATA *p_data) 1678{ 1679 tNFA_CONN_EVT_DATA conn_evt; 1680 tNFA_DM_DISC_FLAGS old_pres_check_flag = (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING); 1681 BOOLEAN pres_check_event = FALSE; 1682 BOOLEAN pres_check_event_processed = FALSE; 1683 1684 switch (event) 1685 { 1686 case NFA_DM_RF_DISCOVER_SELECT_CMD: 1687 /* if not waiting to deactivate */ 1688 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1689 { 1690 NFC_DiscoverySelect (p_data->select.rf_disc_id, 1691 p_data->select.protocol, 1692 p_data->select.rf_interface); 1693 } 1694 else 1695 { 1696 nfa_dm_disc_conn_event_notify (NFA_SELECT_RESULT_EVT, NFA_STATUS_FAILED); 1697 } 1698 break; 1699 1700 case NFA_DM_RF_DISCOVER_SELECT_RSP: 1701 pres_check_event = TRUE; 1702 /* notify application status of selection */ 1703 if (p_data->nfc_discover.status == NFC_STATUS_OK) 1704 { 1705 pres_check_event_processed = TRUE; 1706 conn_evt.status = NFA_STATUS_OK; 1707 /* register callback to get interface error NTF */ 1708 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 1709 } 1710 else 1711 conn_evt.status = NFA_STATUS_FAILED; 1712 1713 if (!old_pres_check_flag) 1714 { 1715 nfa_dm_disc_conn_event_notify (NFA_SELECT_RESULT_EVT, p_data->nfc_discover.status); 1716 } 1717 break; 1718 case NFA_DM_RF_INTF_ACTIVATED_NTF: 1719 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 1720 if (old_pres_check_flag) 1721 { 1722 /* notify RW module of presence of tag */ 1723 nfa_rw_handle_presence_check_rsp (NFC_STATUS_OK); 1724 if (nfa_dm_cb.presence_check_deact_pending) 1725 { 1726 nfa_dm_cb.presence_check_deact_pending = FALSE; 1727 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, 1728 (tNFA_DM_RF_DISC_DATA *) &nfa_dm_cb.presence_check_deact_type); 1729 } 1730 } 1731 1732 else if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 1733 { 1734 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 1735 1736 /* after receiving deactivate event, restart discovery */ 1737 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1738 } 1739 break; 1740 case NFA_DM_RF_DEACTIVATE_CMD: 1741 if (old_pres_check_flag) 1742 { 1743 nfa_dm_cb.presence_check_deact_pending = TRUE; 1744 nfa_dm_cb.presence_check_deact_type = p_data->deactivate_type; 1745 } 1746 /* if deactivate CMD was not sent to NFCC */ 1747 else if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1748 { 1749 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1750 /* only IDLE mode is allowed */ 1751 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1752 } 1753 break; 1754 case NFA_DM_RF_DEACTIVATE_RSP: 1755 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1756 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1757 nfa_dm_start_rf_discover (); 1758 /* notify exiting from host select state */ 1759 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 1760 break; 1761 1762 case NFA_DM_CORE_INTF_ERROR_NTF: 1763 pres_check_event = TRUE; 1764 if (!old_pres_check_flag) 1765 { 1766 /* target activation failed, upper layer may deactivate or select again */ 1767 conn_evt.status = NFA_STATUS_FAILED; 1768 nfa_dm_conn_cback_event_notify (NFA_SELECT_RESULT_EVT, &conn_evt); 1769 } 1770 break; 1771 default: 1772 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_w4_host_select (): Unexpected discovery event"); 1773 break; 1774 } 1775 1776 if (old_pres_check_flag && pres_check_event && !pres_check_event_processed) 1777 { 1778 /* performing presence check for unknow protocol and exception conditions happened 1779 * clear presence check information and report failure */ 1780 nfa_dm_disc_end_presence_check (NFC_STATUS_FAILED); 1781 if (nfa_dm_cb.presence_check_deact_pending) 1782 { 1783 nfa_dm_cb.presence_check_deact_pending = FALSE; 1784 1785 NFC_Deactivate (nfa_dm_cb.presence_check_deact_type); 1786 } 1787 } 1788} 1789 1790/******************************************************************************* 1791** 1792** Function nfa_dm_disc_sm_poll_active 1793** 1794** Description Processing discovery events in NFA_DM_RFST_POLL_ACTIVE state 1795** 1796** Returns void 1797** 1798*******************************************************************************/ 1799static void nfa_dm_disc_sm_poll_active (tNFA_DM_RF_DISC_SM_EVENT event, 1800 tNFA_DM_RF_DISC_DATA *p_data) 1801{ 1802 tNFC_STATUS status; 1803 tNFA_DM_DISC_FLAGS old_pres_check_flag = (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING); 1804 BOOLEAN pres_check_event = FALSE; 1805 BOOLEAN pres_check_event_processed = FALSE; 1806 1807 switch (event) 1808 { 1809 case NFA_DM_RF_DEACTIVATE_CMD: 1810 if (old_pres_check_flag) 1811 { 1812 /* presence check is already enabled when deactivate cmd is requested, 1813 * keep the information in control block to issue it later */ 1814 nfa_dm_cb.presence_check_deact_pending = TRUE; 1815 nfa_dm_cb.presence_check_deact_type = p_data->deactivate_type; 1816 } 1817 else 1818 { 1819 status = nfa_dm_send_deactivate_cmd(p_data->deactivate_type); 1820 } 1821 1822 break; 1823 case NFA_DM_RF_DEACTIVATE_RSP: 1824 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1825 /* register callback to get interface error NTF */ 1826 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 1827 break; 1828 case NFA_DM_RF_DEACTIVATE_NTF: 1829 pres_check_event = TRUE; 1830 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 1831 if ( (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP) 1832 ||(p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP_AF) ) 1833 { 1834 nfa_dm_disc_new_state (NFA_DM_RFST_W4_HOST_SELECT); 1835 if (old_pres_check_flag) 1836 { 1837 pres_check_event_processed = TRUE; 1838 /* process pending deactivate request */ 1839 if (nfa_dm_cb.presence_check_deact_pending) 1840 { 1841 nfa_dm_cb.presence_check_deact_pending = FALSE; 1842 /* notify RW module that presence checking is finished */ 1843 nfa_dm_disc_end_presence_check (NFC_STATUS_OK); 1844 1845 if (nfa_dm_cb.presence_check_deact_type == NFC_DEACTIVATE_TYPE_IDLE) 1846 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1847 else 1848 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1849 } 1850 else 1851 { 1852 /* Successfully went to sleep mode for presence check */ 1853 /* Now wake up the tag to see if it is present */ 1854 NFC_DiscoverySelect (nfa_dm_cb.disc_cb.activated_rf_disc_id, 1855 nfa_dm_cb.disc_cb.activated_protocol, 1856 nfa_dm_cb.disc_cb.activated_rf_interface); 1857 } 1858 1859 } 1860 } 1861 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 1862 { 1863 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1864 nfa_dm_start_rf_discover (); 1865 } 1866 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 1867 { 1868 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 1869 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 1870 { 1871 /* stop discovery */ 1872 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1873 } 1874 } 1875 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1876 break; 1877 1878 case NFA_DM_CORE_INTF_ERROR_NTF: 1879 pres_check_event = TRUE; 1880 NFC_Deactivate (NFC_DEACTIVATE_TYPE_DISCOVERY); 1881 break; 1882 1883 default: 1884 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_poll_active (): Unexpected discovery event"); 1885 break; 1886 } 1887 1888 if (old_pres_check_flag && pres_check_event && !pres_check_event_processed) 1889 { 1890 /* performing presence check for unknow protocol and exception conditions happened 1891 * clear presence check information and report failure */ 1892 nfa_dm_disc_end_presence_check (NFC_STATUS_FAILED); 1893 if (nfa_dm_cb.presence_check_deact_pending) 1894 { 1895 nfa_dm_cb.presence_check_deact_pending = FALSE; 1896 1897 NFC_Deactivate (nfa_dm_cb.presence_check_deact_type); 1898 } 1899 } 1900} 1901 1902/******************************************************************************* 1903** 1904** Function nfa_dm_disc_sm_listen_active 1905** 1906** Description Processing discovery events in NFA_DM_RFST_LISTEN_ACTIVE state 1907** 1908** Returns void 1909** 1910*******************************************************************************/ 1911static void nfa_dm_disc_sm_listen_active (tNFA_DM_RF_DISC_SM_EVENT event, 1912 tNFA_DM_RF_DISC_DATA *p_data) 1913{ 1914 switch (event) 1915 { 1916 case NFA_DM_RF_DEACTIVATE_CMD: 1917 nfa_dm_send_deactivate_cmd(p_data->deactivate_type); 1918 break; 1919 case NFA_DM_RF_DEACTIVATE_RSP: 1920 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1921 break; 1922 case NFA_DM_RF_DEACTIVATE_NTF: 1923 /* clear both W4_RSP and W4_NTF because of race condition between deactivat CMD and link loss */ 1924 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 1925 1926 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 1927 { 1928 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1929 nfa_dm_start_rf_discover (); 1930 } 1931 else if ( (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP) 1932 ||(p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP_AF) ) 1933 { 1934 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_SLEEP); 1935 } 1936 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 1937 { 1938 /* Discovery */ 1939 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 1940 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 1941 { 1942 /* stop discovery */ 1943 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1944 } 1945 } 1946 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1947 break; 1948 1949 case NFA_DM_CORE_INTF_ERROR_NTF: 1950 break; 1951 default: 1952 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_listen_active (): Unexpected discovery event"); 1953 break; 1954 } 1955} 1956 1957/******************************************************************************* 1958** 1959** Function nfa_dm_disc_sm_listen_sleep 1960** 1961** Description Processing discovery events in NFA_DM_RFST_LISTEN_SLEEP state 1962** 1963** Returns void 1964** 1965*******************************************************************************/ 1966static void nfa_dm_disc_sm_listen_sleep (tNFA_DM_RF_DISC_SM_EVENT event, 1967 tNFA_DM_RF_DISC_DATA *p_data) 1968{ 1969 switch (event) 1970 { 1971 case NFA_DM_RF_DEACTIVATE_CMD: 1972 nfa_dm_send_deactivate_cmd (p_data->deactivate_type); 1973 break; 1974 case NFA_DM_RF_DEACTIVATE_RSP: 1975 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1976 /* if deactivate type in CMD was IDLE */ 1977 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 1978 { 1979 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1980 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 1981 } 1982 break; 1983 case NFA_DM_RF_DEACTIVATE_NTF: 1984 /* clear both W4_RSP and W4_NTF because of race condition between deactivat CMD and link loss */ 1985 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 1986 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 1987 { 1988 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1989 nfa_dm_start_rf_discover (); 1990 } 1991 else if (p_data->nfc_discover.deactivate.type == NFA_DEACTIVATE_TYPE_DISCOVERY) 1992 { 1993 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 1994 } 1995 else 1996 { 1997 NFA_TRACE_ERROR0 ("Unexpected deactivation type"); 1998 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1999 nfa_dm_start_rf_discover (); 2000 } 2001 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2002 break; 2003 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2004 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 2005 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2006 { 2007 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2008 2009 /* after receiving deactivate event, restart discovery */ 2010 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2011 } 2012 break; 2013 default: 2014 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_listen_sleep (): Unexpected discovery event"); 2015 break; 2016 } 2017} 2018 2019/******************************************************************************* 2020** 2021** Function nfa_dm_disc_sm_lp_listen 2022** 2023** Description Processing discovery events in NFA_DM_RFST_LP_LISTEN state 2024** 2025** Returns void 2026** 2027*******************************************************************************/ 2028static void nfa_dm_disc_sm_lp_listen (tNFA_DM_RF_DISC_SM_EVENT event, 2029 tNFA_DM_RF_DISC_DATA *p_data) 2030{ 2031 switch (event) 2032 { 2033 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2034 nfa_dm_disc_new_state (NFA_DM_RFST_LP_ACTIVE); 2035 nfa_dm_disc_notify_activation (&(p_data->nfc_discover)); 2036 break; 2037 2038 default: 2039 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_lp_listen (): Unexpected discovery event"); 2040 break; 2041 } 2042} 2043 2044/******************************************************************************* 2045** 2046** Function nfa_dm_disc_sm_lp_active 2047** 2048** Description Processing discovery events in NFA_DM_RFST_LP_ACTIVE state 2049** 2050** Returns void 2051** 2052*******************************************************************************/ 2053static void nfa_dm_disc_sm_lp_active (tNFA_DM_RF_DISC_SM_EVENT event, 2054 tNFA_DM_RF_DISC_DATA *p_data) 2055{ 2056 switch (event) 2057 { 2058 case NFA_DM_RF_DEACTIVATE_NTF: 2059 nfa_dm_disc_new_state (NFA_DM_RFST_LP_LISTEN); 2060 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2061 break; 2062 default: 2063 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_lp_active (): Unexpected discovery event"); 2064 break; 2065 } 2066} 2067 2068/******************************************************************************* 2069** 2070** Function nfa_dm_disc_sm_execute 2071** 2072** Description Processing discovery related events 2073** 2074** Returns void 2075** 2076*******************************************************************************/ 2077void nfa_dm_disc_sm_execute (tNFA_DM_RF_DISC_SM_EVENT event, tNFA_DM_RF_DISC_DATA *p_data) 2078{ 2079#if (BT_TRACE_VERBOSE == TRUE) 2080 NFA_TRACE_DEBUG5 ("nfa_dm_disc_sm_execute (): state: %s (%d), event: %s(%d) disc_flags: 0x%x", 2081 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 2082 nfa_dm_disc_event_2_str (event), event, nfa_dm_cb.disc_cb.disc_flags); 2083#else 2084 NFA_TRACE_DEBUG3 ("nfa_dm_disc_sm_execute(): state: %d, event:%d disc_flags: 0x%x", 2085 nfa_dm_cb.disc_cb.disc_state, event, nfa_dm_cb.disc_cb.disc_flags); 2086#endif 2087 2088 switch (nfa_dm_cb.disc_cb.disc_state) 2089 { 2090 /* RF Discovery State - Idle */ 2091 case NFA_DM_RFST_IDLE: 2092 nfa_dm_disc_sm_idle (event, p_data); 2093 break; 2094 2095 /* RF Discovery State - Discovery */ 2096 case NFA_DM_RFST_DISCOVERY: 2097 nfa_dm_disc_sm_discovery (event, p_data); 2098 break; 2099 2100 /*RF Discovery State - Wait for all discoveries */ 2101 case NFA_DM_RFST_W4_ALL_DISCOVERIES: 2102 nfa_dm_disc_sm_w4_all_discoveries (event, p_data); 2103 break; 2104 2105 /* RF Discovery State - Wait for host selection */ 2106 case NFA_DM_RFST_W4_HOST_SELECT: 2107 nfa_dm_disc_sm_w4_host_select (event, p_data); 2108 break; 2109 2110 /* RF Discovery State - Poll mode activated */ 2111 case NFA_DM_RFST_POLL_ACTIVE: 2112 nfa_dm_disc_sm_poll_active (event, p_data); 2113 break; 2114 2115 /* RF Discovery State - listen mode activated */ 2116 case NFA_DM_RFST_LISTEN_ACTIVE: 2117 nfa_dm_disc_sm_listen_active (event, p_data); 2118 break; 2119 2120 /* RF Discovery State - listen mode sleep */ 2121 case NFA_DM_RFST_LISTEN_SLEEP: 2122 nfa_dm_disc_sm_listen_sleep (event, p_data); 2123 break; 2124 2125 /* Listening in Low Power mode */ 2126 case NFA_DM_RFST_LP_LISTEN: 2127 nfa_dm_disc_sm_lp_listen (event, p_data); 2128 break; 2129 2130 /* Activated in Low Power mode */ 2131 case NFA_DM_RFST_LP_ACTIVE: 2132 nfa_dm_disc_sm_lp_active (event, p_data); 2133 break; 2134 } 2135#if (BT_TRACE_VERBOSE == TRUE) 2136 NFA_TRACE_DEBUG3 ("nfa_dm_disc_sm_execute (): new state: %s (%d), disc_flags: 0x%x", 2137 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 2138 nfa_dm_cb.disc_cb.disc_flags); 2139#else 2140 NFA_TRACE_DEBUG2 ("nfa_dm_disc_sm_execute(): new state: %d, disc_flags: 0x%x", 2141 nfa_dm_cb.disc_cb.disc_state, nfa_dm_cb.disc_cb.disc_flags); 2142#endif 2143} 2144 2145/******************************************************************************* 2146** 2147** Function nfa_dm_add_rf_discover 2148** 2149** Description Add discovery configuration and callback function 2150** 2151** Returns valid handle if success 2152** 2153*******************************************************************************/ 2154tNFA_HANDLE nfa_dm_add_rf_discover (tNFA_DM_DISC_TECH_PROTO_MASK disc_mask, 2155 tNFA_DM_DISC_HOST_ID host_id, 2156 tNFA_DISCOVER_CBACK *p_disc_cback) 2157{ 2158 UINT8 xx; 2159 2160 NFA_TRACE_DEBUG1 ("nfa_dm_add_rf_discover () disc_mask=0x%x", disc_mask); 2161 2162 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 2163 { 2164 if (!nfa_dm_cb.disc_cb.entry[xx].in_use) 2165 { 2166 nfa_dm_cb.disc_cb.entry[xx].in_use = TRUE; 2167 nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask = disc_mask; 2168 nfa_dm_cb.disc_cb.entry[xx].host_id = host_id; 2169 nfa_dm_cb.disc_cb.entry[xx].p_disc_cback = p_disc_cback; 2170 nfa_dm_cb.disc_cb.entry[xx].disc_flags = NFA_DM_DISC_FLAGS_NOTIFY; 2171 return xx; 2172 } 2173 } 2174 2175 return NFA_HANDLE_INVALID; 2176} 2177 2178/******************************************************************************* 2179** 2180** Function nfa_dm_start_excl_discovery 2181** 2182** Description Start exclusive RF discovery 2183** 2184** Returns void 2185** 2186*******************************************************************************/ 2187void nfa_dm_start_excl_discovery (tNFA_TECHNOLOGY_MASK poll_tech_mask, 2188 tNFA_LISTEN_CFG *p_listen_cfg, 2189 tNFA_DISCOVER_CBACK *p_disc_cback) 2190{ 2191 tNFA_DM_DISC_TECH_PROTO_MASK poll_disc_mask = 0; 2192 2193 NFA_TRACE_DEBUG0 ("nfa_dm_start_excl_discovery ()"); 2194 2195 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_A) 2196 { 2197 poll_disc_mask |= NFA_DM_DISC_MASK_PA_T1T; 2198 poll_disc_mask |= NFA_DM_DISC_MASK_PA_T2T; 2199 poll_disc_mask |= NFA_DM_DISC_MASK_PA_ISO_DEP; 2200 poll_disc_mask |= NFA_DM_DISC_MASK_PA_NFC_DEP; 2201 poll_disc_mask |= NFA_DM_DISC_MASK_P_LEGACY; 2202 } 2203 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_A_ACTIVE) 2204 { 2205 poll_disc_mask |= NFA_DM_DISC_MASK_PAA_NFC_DEP; 2206 } 2207 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_B) 2208 { 2209 poll_disc_mask |= NFA_DM_DISC_MASK_PB_ISO_DEP; 2210 } 2211 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_F) 2212 { 2213 poll_disc_mask |= NFA_DM_DISC_MASK_PF_T3T; 2214 poll_disc_mask |= NFA_DM_DISC_MASK_PF_NFC_DEP; 2215 } 2216 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_F_ACTIVE) 2217 { 2218 poll_disc_mask |= NFA_DM_DISC_MASK_PFA_NFC_DEP; 2219 } 2220 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_ISO15693) 2221 { 2222 poll_disc_mask |= NFA_DM_DISC_MASK_P_ISO15693; 2223 } 2224 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_B_PRIME) 2225 { 2226 poll_disc_mask |= NFA_DM_DISC_MASK_P_B_PRIME; 2227 } 2228 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_KOVIO) 2229 { 2230 poll_disc_mask |= NFA_DM_DISC_MASK_P_KOVIO; 2231 } 2232 2233 nfa_dm_cb.disc_cb.excl_disc_entry.in_use = TRUE; 2234 nfa_dm_cb.disc_cb.excl_disc_entry.requested_disc_mask = poll_disc_mask; 2235 nfa_dm_cb.disc_cb.excl_disc_entry.host_id = NFA_DM_DISC_HOST_ID_DH; 2236 nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback = p_disc_cback; 2237 nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags = NFA_DM_DISC_FLAGS_NOTIFY; 2238 2239 memcpy (&nfa_dm_cb.disc_cb.excl_listen_config, p_listen_cfg, sizeof (tNFA_LISTEN_CFG)); 2240 2241 nfa_dm_disc_sm_execute (NFA_DM_RF_DISCOVER_CMD, NULL); 2242} 2243 2244/******************************************************************************* 2245** 2246** Function nfa_dm_stop_excl_discovery 2247** 2248** Description Stop exclusive RF discovery 2249** 2250** Returns void 2251** 2252*******************************************************************************/ 2253void nfa_dm_stop_excl_discovery (void) 2254{ 2255 NFA_TRACE_DEBUG0 ("nfa_dm_stop_excl_discovery ()"); 2256 2257 nfa_dm_cb.disc_cb.excl_disc_entry.in_use = FALSE; 2258 nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback = NULL; 2259} 2260 2261/******************************************************************************* 2262** 2263** Function nfa_dm_delete_rf_discover 2264** 2265** Description Remove discovery configuration and callback function 2266** 2267** Returns void 2268** 2269*******************************************************************************/ 2270void nfa_dm_delete_rf_discover (tNFA_HANDLE handle) 2271{ 2272 NFA_TRACE_DEBUG1 ("nfa_dm_delete_rf_discover () handle=0x%x", handle); 2273 2274 if (handle < NFA_DM_DISC_NUM_ENTRIES) 2275 { 2276 nfa_dm_cb.disc_cb.entry[handle].in_use = FALSE; 2277 } 2278 else 2279 { 2280 NFA_TRACE_ERROR0 ("Invalid discovery handle"); 2281 } 2282} 2283 2284/******************************************************************************* 2285** 2286** Function nfa_dm_rf_discover_select 2287** 2288** Description Select target, protocol and RF interface 2289** 2290** Returns void 2291** 2292*******************************************************************************/ 2293void nfa_dm_rf_discover_select (UINT8 rf_disc_id, 2294 tNFA_NFC_PROTOCOL protocol, 2295 tNFA_INTF_TYPE rf_interface) 2296{ 2297 tNFA_DM_DISC_SELECT_PARAMS select_params; 2298 tNFA_CONN_EVT_DATA conn_evt; 2299 2300 NFA_TRACE_DEBUG3 ("nfa_dm_disc_select () rf_disc_id:0x%X, protocol:0x%X, rf_interface:0x%X", 2301 rf_disc_id, protocol, rf_interface); 2302 2303 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_W4_HOST_SELECT) 2304 { 2305 /* state is OK: notify the status when the response is received from NFCC */ 2306 select_params.rf_disc_id = rf_disc_id; 2307 select_params.protocol = protocol; 2308 select_params.rf_interface = rf_interface; 2309 2310 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_NOTIFY; 2311 nfa_dm_disc_sm_execute (NFA_DM_RF_DISCOVER_SELECT_CMD, (tNFA_DM_RF_DISC_DATA *) &select_params); 2312 } 2313 else 2314 { 2315 /* Wrong state: notify failed status right away */ 2316 conn_evt.status = NFA_STATUS_FAILED; 2317 nfa_dm_conn_cback_event_notify (NFA_SELECT_RESULT_EVT, &conn_evt); 2318 } 2319} 2320 2321/******************************************************************************* 2322** 2323** Function nfa_dm_rf_deactivate 2324** 2325** Description Deactivate NFC link 2326** 2327** Returns NFA_STATUS_OK if success 2328** 2329*******************************************************************************/ 2330tNFA_STATUS nfa_dm_rf_deactivate (tNFA_DEACTIVATE_TYPE deactivate_type) 2331{ 2332 NFA_TRACE_DEBUG1 ("nfa_dm_rf_deactivate () deactivate_type:0x%X", deactivate_type); 2333 2334 if (deactivate_type == NFA_DEACTIVATE_TYPE_SLEEP) 2335 { 2336 if (nfa_dm_cb.disc_cb.activated_protocol == NFA_PROTOCOL_NFC_DEP) 2337 deactivate_type = NFC_DEACTIVATE_TYPE_SLEEP_AF; 2338 else 2339 deactivate_type = NFC_DEACTIVATE_TYPE_SLEEP; 2340 } 2341 2342 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_IDLE) 2343 { 2344 return NFA_STATUS_FAILED; 2345 } 2346 else 2347 { 2348 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, (tNFA_DM_RF_DISC_DATA *) &deactivate_type); 2349 return NFA_STATUS_OK; 2350 } 2351} 2352 2353#if (BT_TRACE_VERBOSE == TRUE) 2354/******************************************************************************* 2355** 2356** Function nfa_dm_disc_state_2_str 2357** 2358** Description convert nfc discovery state to string 2359** 2360*******************************************************************************/ 2361static char *nfa_dm_disc_state_2_str (UINT8 state) 2362{ 2363 switch (state) 2364 { 2365 case NFA_DM_RFST_IDLE: 2366 return "IDLE"; 2367 2368 case NFA_DM_RFST_DISCOVERY: 2369 return "DISCOVERY"; 2370 2371 case NFA_DM_RFST_W4_ALL_DISCOVERIES: 2372 return "W4_ALL_DISCOVERIES"; 2373 2374 case NFA_DM_RFST_W4_HOST_SELECT: 2375 return "W4_HOST_SELECT"; 2376 2377 case NFA_DM_RFST_POLL_ACTIVE: 2378 return "POLL_ACTIVE"; 2379 2380 case NFA_DM_RFST_LISTEN_ACTIVE: 2381 return "LISTEN_ACTIVE"; 2382 2383 case NFA_DM_RFST_LISTEN_SLEEP: 2384 return "LISTEN_SLEEP"; 2385 2386 case NFA_DM_RFST_LP_LISTEN: 2387 return "LP_LISTEN"; 2388 2389 case NFA_DM_RFST_LP_ACTIVE: 2390 return "LP_ACTIVE"; 2391 } 2392 return "Unknown"; 2393} 2394 2395/******************************************************************************* 2396** 2397** Function nfa_dm_disc_event_2_str 2398** 2399** Description convert nfc discovery RSP/NTF to string 2400** 2401*******************************************************************************/ 2402static char *nfa_dm_disc_event_2_str (UINT8 event) 2403{ 2404 switch (event) 2405 { 2406 case NFA_DM_RF_DISCOVER_CMD: 2407 return "DISCOVER_CMD"; 2408 2409 case NFA_DM_RF_DISCOVER_RSP: 2410 return "DISCOVER_RSP"; 2411 2412 case NFA_DM_RF_DISCOVER_NTF: 2413 return "DISCOVER_NTF"; 2414 2415 case NFA_DM_RF_DISCOVER_SELECT_CMD: 2416 return "SELECT_CMD"; 2417 2418 case NFA_DM_RF_DISCOVER_SELECT_RSP: 2419 return "SELECT_RSP"; 2420 2421 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2422 return "ACTIVATED_NTF"; 2423 2424 case NFA_DM_RF_DEACTIVATE_CMD: 2425 return "DEACTIVATE_CMD"; 2426 2427 case NFA_DM_RF_DEACTIVATE_RSP: 2428 return "DEACTIVATE_RSP"; 2429 2430 case NFA_DM_RF_DEACTIVATE_NTF: 2431 return "DEACTIVATE_NTF"; 2432 2433 case NFA_DM_LP_LISTEN_CMD: 2434 return "NFA_DM_LP_LISTEN_CMD"; 2435 2436 case NFA_DM_CORE_INTF_ERROR_NTF: 2437 return "INTF_ERROR_NTF"; 2438 2439 } 2440 return "Unknown"; 2441} 2442#endif /* BT_TRACE_VERBOSE */ 2443