nfa_dm_discover.c revision 4c888f85f62bb59ce8a3d268a61a98536e0dd36e
1/****************************************************************************** 2 * 3 * Copyright (C) 2010-2014 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#include "nci_hmsgs.h" 33#if (NFC_NFCEE_INCLUDED == TRUE) 34#include "nfa_ee_api.h" 35#include "nfa_ee_int.h" 36#endif 37#include "nfa_rw_int.h" 38 39#include "nfc_int.h" 40/* 41** static functions 42*/ 43 44static UINT8 nfa_dm_get_rf_discover_config (tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask, 45 tNFC_DISCOVER_PARAMS disc_params[], 46 UINT8 max_params); 47static tNFA_STATUS nfa_dm_set_rf_listen_mode_config (tNFA_DM_DISC_TECH_PROTO_MASK tech_proto_mask); 48static void nfa_dm_set_rf_listen_mode_raw_config (tNFA_DM_DISC_TECH_PROTO_MASK *p_disc_mask); 49static tNFA_DM_DISC_TECH_PROTO_MASK nfa_dm_disc_get_disc_mask (tNFC_RF_TECH_N_MODE tech_n_mode, 50 tNFC_PROTOCOL protocol); 51static void nfa_dm_notify_discovery (tNFA_DM_RF_DISC_DATA *p_data); 52static tNFA_STATUS nfa_dm_disc_notify_activation (tNFC_DISCOVER *p_data); 53static void nfa_dm_disc_notify_deactivation (tNFA_DM_RF_DISC_SM_EVENT sm_event, tNFC_DISCOVER *p_data); 54static void nfa_dm_disc_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data); 55static void nfa_dm_disc_kovio_timeout_cback (TIMER_LIST_ENT *p_tle); 56static void nfa_dm_disc_report_kovio_presence_check (tNFC_STATUS status); 57 58#if (BT_TRACE_VERBOSE == TRUE) 59static char *nfa_dm_disc_state_2_str (UINT8 state); 60static char *nfa_dm_disc_event_2_str (UINT8 event); 61#endif 62 63typedef struct nfa_dm_p2p_prio_logic 64{ 65 BOOLEAN isodep_detected; /* flag to check if ISO-DEP is detected */ 66 BOOLEAN timer_expired; /* flag to check whether timer is expired */ 67 TIMER_LIST_ENT timer_list; /*timer structure pointer */ 68 UINT8 first_tech_mode; 69}nfa_dm_p2p_prio_logic_t; 70 71static nfa_dm_p2p_prio_logic_t p2p_prio_logic_data; 72 73/******************************************************************************* 74** 75** Function nfa_dm_get_rf_discover_config 76** 77** Description Build RF discovery configurations from tNFA_DM_DISC_TECH_PROTO_MASK 78** 79** Returns number of RF discovery configurations 80** 81*******************************************************************************/ 82static UINT8 nfa_dm_get_rf_discover_config (tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask, 83 tNFC_DISCOVER_PARAMS disc_params[], 84 UINT8 max_params) 85{ 86 UINT8 num_params = 0; 87 88 if (nfa_dm_cb.flags & NFA_DM_FLAGS_LISTEN_DISABLED) 89 { 90 NFA_TRACE_DEBUG1 ("nfa_dm_get_rf_discover_config () listen disabled, rm listen from 0x%x", dm_disc_mask); 91 dm_disc_mask &= NFA_DM_DISC_MASK_POLL; 92 } 93 if (nfa_dm_is_p2p_paused ()) 94 { 95 dm_disc_mask &= ~NFA_DM_DISC_MASK_NFC_DEP; 96 } 97 98 /* Check polling A */ 99 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PA_T1T 100 |NFA_DM_DISC_MASK_PA_T2T 101 |NFA_DM_DISC_MASK_PA_ISO_DEP 102 |NFA_DM_DISC_MASK_PA_NFC_DEP 103 |NFA_DM_DISC_MASK_P_LEGACY) ) 104 { 105 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_A; 106 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pa; 107 num_params++; 108 109 if (num_params >= max_params) 110 return num_params; 111 } 112 113 /* Check polling B */ 114 if (dm_disc_mask & NFA_DM_DISC_MASK_PB_ISO_DEP) 115 { 116 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_B; 117 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pb; 118 num_params++; 119 120 if (num_params >= max_params) 121 return num_params; 122 } 123 124 /* Check polling F */ 125 if (dm_disc_mask & ( NFA_DM_DISC_MASK_PF_T3T 126 |NFA_DM_DISC_MASK_PF_NFC_DEP) ) 127 { 128 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_F; 129 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pf; 130 num_params++; 131 132 if (num_params >= max_params) 133 return num_params; 134 } 135 136 /* Check polling A Active mode */ 137 if (dm_disc_mask & NFA_DM_DISC_MASK_PAA_NFC_DEP) 138 { 139 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_A_ACTIVE; 140 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->paa; 141 num_params++; 142 143 if (num_params >= max_params) 144 return num_params; 145 } 146 147 /* Check polling F Active mode */ 148 if (dm_disc_mask & NFA_DM_DISC_MASK_PFA_NFC_DEP) 149 { 150 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_F_ACTIVE; 151 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pfa; 152 num_params++; 153 154 if (num_params >= max_params) 155 return num_params; 156 } 157 158 /* Check listening A */ 159 if (dm_disc_mask & ( NFA_DM_DISC_MASK_LA_T1T 160 |NFA_DM_DISC_MASK_LA_T2T 161 |NFA_DM_DISC_MASK_LA_ISO_DEP 162 |NFA_DM_DISC_MASK_LA_NFC_DEP) ) 163 { 164 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_A; 165 disc_params[num_params].frequency = 1; 166 num_params++; 167 168 if (num_params >= max_params) 169 return num_params; 170 } 171 172 /* Check listening B */ 173 if (dm_disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 174 { 175 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_B; 176 disc_params[num_params].frequency = 1; 177 num_params++; 178 179 if (num_params >= max_params) 180 return num_params; 181 } 182 183 /* Check listening F */ 184 if (dm_disc_mask & ( NFA_DM_DISC_MASK_LF_T3T 185 |NFA_DM_DISC_MASK_LF_NFC_DEP) ) 186 { 187 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_F; 188 disc_params[num_params].frequency = 1; 189 num_params++; 190 191 if (num_params >= max_params) 192 return num_params; 193 } 194 195 /* Check listening A Active mode */ 196 if (dm_disc_mask & NFA_DM_DISC_MASK_LAA_NFC_DEP) 197 { 198 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE; 199 disc_params[num_params].frequency = 1; 200 num_params++; 201 202 if (num_params >= max_params) 203 return num_params; 204 } 205 206 /* Check listening F Active mode */ 207 if (dm_disc_mask & NFA_DM_DISC_MASK_LFA_NFC_DEP) 208 { 209 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE; 210 disc_params[num_params].frequency = 1; 211 num_params++; 212 213 if (num_params >= max_params) 214 return num_params; 215 } 216 217 /* Check polling ISO 15693 */ 218 if (dm_disc_mask & NFA_DM_DISC_MASK_P_ISO15693) 219 { 220 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_ISO15693; 221 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pi93; 222 num_params++; 223 224 if (num_params >= max_params) 225 return num_params; 226 } 227 228 /* Check polling B' */ 229 if (dm_disc_mask & NFA_DM_DISC_MASK_P_B_PRIME) 230 { 231 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_B_PRIME; 232 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pbp; 233 num_params++; 234 235 if (num_params >= max_params) 236 return num_params; 237 } 238 239 /* Check polling KOVIO */ 240 if (dm_disc_mask & NFA_DM_DISC_MASK_P_KOVIO) 241 { 242 disc_params[num_params].type = NFC_DISCOVERY_TYPE_POLL_KOVIO; 243 disc_params[num_params].frequency = p_nfa_dm_rf_disc_freq_cfg->pk; 244 num_params++; 245 246 if (num_params >= max_params) 247 return num_params; 248 } 249 250 /* Check listening ISO 15693 */ 251 if (dm_disc_mask & NFA_DM_DISC_MASK_L_ISO15693) 252 { 253 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_ISO15693; 254 disc_params[num_params].frequency = 1; 255 num_params++; 256 257 if (num_params >= max_params) 258 return num_params; 259 } 260 261 /* Check listening B' */ 262 if (dm_disc_mask & NFA_DM_DISC_MASK_L_B_PRIME) 263 { 264 disc_params[num_params].type = NFC_DISCOVERY_TYPE_LISTEN_B_PRIME; 265 disc_params[num_params].frequency = 1; 266 num_params++; 267 268 if (num_params >= max_params) 269 return num_params; 270 } 271 272 return num_params; 273} 274 275/******************************************************************************* 276** 277** Function nfa_dm_set_rf_listen_mode_config 278** 279** Description Update listening protocol to NFCC 280** 281** Returns NFA_STATUS_OK if success 282** 283*******************************************************************************/ 284static tNFA_STATUS nfa_dm_set_rf_listen_mode_config (tNFA_DM_DISC_TECH_PROTO_MASK tech_proto_mask) 285{ 286 UINT8 params[40], *p; 287 UINT8 platform = 0; 288 UINT8 sens_info = 0; 289 290 NFA_TRACE_DEBUG1 ("nfa_dm_set_rf_listen_mode_config () tech_proto_mask = 0x%08X", 291 tech_proto_mask); 292 293 /* 294 ** T1T listen LA_PROT 0x80, LA_SENS_RES byte1:0x00 byte2:0x0C 295 ** T2T listen LA_PROT 0x00 296 ** T3T listen No bit for T3T in LF_PROT (CE T3T set listen parameters, system code, NFCID2, etc.) 297 ** ISO-DEP listen LA_PROT 0x01, LB_PROT 0x01 298 ** NFC-DEP listen LA_PROT 0x02, LF_PROT 0x02 299 */ 300 301 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_T1T) 302 { 303 platform = NCI_PARAM_PLATFORM_T1T; 304 } 305 else if (tech_proto_mask & NFA_DM_DISC_MASK_LA_T2T) 306 { 307 /* platform = 0 and sens_info = 0 */ 308 } 309 else 310 { 311 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_ISO_DEP) 312 { 313 sens_info |= NCI_PARAM_SEL_INFO_ISODEP; 314 } 315 316 if (tech_proto_mask & NFA_DM_DISC_MASK_LA_NFC_DEP) 317 { 318 sens_info |= NCI_PARAM_SEL_INFO_NFCDEP; 319 } 320 } 321 322 p = params; 323 324 /* 325 ** for Listen A 326 ** 327 ** Set ATQA 0x0C00 for T1T listen 328 ** If the ATQA values are 0x0000, then the FW will use 0x0400 329 ** which works for ISODEP, T2T and NFCDEP. 330 */ 331 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A] == NFA_DM_DISC_HOST_ID_DH) 332 { 333 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 334 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_BIT_FRAME_SDD); 335 UINT8_TO_STREAM (p, 0x04); 336 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 337 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_PLATFORM_CONFIG); 338 UINT8_TO_STREAM (p, platform); 339 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 340 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_SEL_INFO); 341 UINT8_TO_STREAM (p, sens_info); 342 } 343 else /* Let NFCC use UICC configuration by configuring with length = 0 */ 344 { 345 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 346 UINT8_TO_STREAM (p, 0); 347 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 348 UINT8_TO_STREAM (p, 0); 349 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 350 UINT8_TO_STREAM (p, 0); 351 UINT8_TO_STREAM (p, NFC_PMID_LA_NFCID1); 352 UINT8_TO_STREAM (p, 0); 353 UINT8_TO_STREAM (p, NFC_PMID_LA_HIST_BY); 354 UINT8_TO_STREAM (p, 0); 355 } 356 357 /* for Listen B */ 358 if (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B] == NFA_DM_DISC_HOST_ID_DH) 359 { 360 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 361 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_SENSB_INFO); 362 if (tech_proto_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 363 { 364 UINT8_TO_STREAM (p, NCI_LISTEN_PROTOCOL_ISO_DEP); 365 } 366 else 367 { 368 UINT8_TO_STREAM (p, 0x00); 369 } 370 } 371 else /* Let NFCC use UICC configuration by configuring with length = 0 */ 372 { 373 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 374 UINT8_TO_STREAM (p, 0); 375 UINT8_TO_STREAM (p, NFC_PMID_LB_NFCID0); 376 UINT8_TO_STREAM (p, 0); 377 UINT8_TO_STREAM (p, NFC_PMID_LB_APPDATA); 378 UINT8_TO_STREAM (p, 0); 379 UINT8_TO_STREAM (p, NFC_PMID_LB_ADC_FO); 380 UINT8_TO_STREAM (p, 0); 381 UINT8_TO_STREAM (p, NFC_PMID_LB_H_INFO); 382 UINT8_TO_STREAM (p, 0); 383 } 384 385 /* for Listen F */ 386 /* NFCC can support NFC-DEP and T3T listening based on NFCID routing regardless of NFC-F tech routing */ 387 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 388 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_PROTOCOL); 389 if ((tech_proto_mask & NFA_DM_DISC_MASK_LF_NFC_DEP) && 390 !nfa_dm_is_p2p_paused() ) 391 { 392 UINT8_TO_STREAM (p, NCI_LISTEN_PROTOCOL_NFC_DEP); 393 } 394 else 395 { 396 UINT8_TO_STREAM (p, 0x00); 397 } 398 399 if (p > params) 400 { 401 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 402 } 403 404 return NFA_STATUS_OK; 405} 406 407/******************************************************************************* 408** 409** Function nfa_dm_set_total_duration 410** 411** Description Update total duration to NFCC 412** 413** Returns void 414** 415*******************************************************************************/ 416static void nfa_dm_set_total_duration (void) 417{ 418 UINT8 params[10], *p; 419 420 NFA_TRACE_DEBUG0 ("nfa_dm_set_total_duration ()"); 421 422 p = params; 423 424 /* for total duration */ 425 UINT8_TO_STREAM (p, NFC_PMID_TOTAL_DURATION); 426 UINT8_TO_STREAM (p, NCI_PARAM_LEN_TOTAL_DURATION); 427 UINT16_TO_STREAM (p, nfa_dm_cb.disc_cb.disc_duration); 428 429 if (p > params) 430 { 431 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 432 } 433} 434 435/******************************************************************************* 436** 437** Function nfa_dm_set_rf_listen_mode_raw_config 438** 439** Description Set raw listen parameters 440** 441** Returns void 442** 443*******************************************************************************/ 444static void nfa_dm_set_rf_listen_mode_raw_config (tNFA_DM_DISC_TECH_PROTO_MASK *p_disc_mask) 445{ 446 tNFA_DM_DISC_TECH_PROTO_MASK disc_mask = 0; 447 tNFA_LISTEN_CFG *p_cfg = &nfa_dm_cb.disc_cb.excl_listen_config; 448 UINT8 params[250], *p, xx; 449 450 NFA_TRACE_DEBUG0 ("nfa_dm_set_rf_listen_mode_raw_config ()"); 451 452 /* 453 ** Discovery Configuration Parameters for Listen A 454 */ 455 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A] == NFA_DM_DISC_HOST_ID_DH) 456 &&(p_cfg->la_enable) ) 457 { 458 p = params; 459 460 UINT8_TO_STREAM (p, NFC_PMID_LA_BIT_FRAME_SDD); 461 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_BIT_FRAME_SDD); 462 UINT8_TO_STREAM (p, p_cfg->la_bit_frame_sdd); 463 464 UINT8_TO_STREAM (p, NFC_PMID_LA_PLATFORM_CONFIG); 465 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_PLATFORM_CONFIG); 466 UINT8_TO_STREAM (p, p_cfg->la_platform_config); 467 468 UINT8_TO_STREAM (p, NFC_PMID_LA_SEL_INFO); 469 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LA_SEL_INFO); 470 UINT8_TO_STREAM (p, p_cfg->la_sel_info); 471 472 if (p_cfg->la_platform_config == NCI_PARAM_PLATFORM_T1T) 473 { 474 disc_mask |= NFA_DM_DISC_MASK_LA_T1T; 475 } 476 else 477 { 478 /* If T4T or NFCDEP */ 479 if (p_cfg->la_sel_info & NCI_PARAM_SEL_INFO_ISODEP) 480 { 481 disc_mask |= NFA_DM_DISC_MASK_LA_ISO_DEP; 482 } 483 484 if (p_cfg->la_sel_info & NCI_PARAM_SEL_INFO_NFCDEP) 485 { 486 disc_mask |= NFA_DM_DISC_MASK_LA_NFC_DEP; 487 } 488 489 /* If neither, T4T nor NFCDEP, then its T2T */ 490 if (disc_mask == 0) 491 { 492 disc_mask |= NFA_DM_DISC_MASK_LA_T2T; 493 } 494 } 495 496 UINT8_TO_STREAM (p, NFC_PMID_LA_NFCID1); 497 UINT8_TO_STREAM (p, p_cfg->la_nfcid1_len); 498 ARRAY_TO_STREAM (p, p_cfg->la_nfcid1, p_cfg->la_nfcid1_len); 499 500 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 501 } 502 503 /* 504 ** Discovery Configuration Parameters for Listen B 505 */ 506 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B] == NFA_DM_DISC_HOST_ID_DH) 507 &&(p_cfg->lb_enable) ) 508 { 509 p = params; 510 511 UINT8_TO_STREAM (p, NFC_PMID_LB_SENSB_INFO); 512 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_SENSB_INFO); 513 UINT8_TO_STREAM (p, p_cfg->lb_sensb_info); 514 515 UINT8_TO_STREAM (p, NFC_PMID_LB_NFCID0); 516 UINT8_TO_STREAM (p, p_cfg->lb_nfcid0_len); 517 ARRAY_TO_STREAM (p, p_cfg->lb_nfcid0, p_cfg->lb_nfcid0_len); 518 519 UINT8_TO_STREAM (p, NFC_PMID_LB_APPDATA); 520 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_APPDATA); 521 ARRAY_TO_STREAM (p, p_cfg->lb_app_data, NCI_PARAM_LEN_LB_APPDATA); 522 523 UINT8_TO_STREAM (p, NFC_PMID_LB_SFGI); 524 UINT8_TO_STREAM (p, 1); 525 UINT8_TO_STREAM (p, p_cfg->lb_adc_fo); 526 527 UINT8_TO_STREAM (p, NFC_PMID_LB_ADC_FO); 528 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LB_ADC_FO); 529 UINT8_TO_STREAM (p, p_cfg->lb_adc_fo); 530 531 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 532 533 if (p_cfg->lb_sensb_info & NCI_LISTEN_PROTOCOL_ISO_DEP) 534 { 535 disc_mask |= NFA_DM_DISC_MASK_LB_ISO_DEP; 536 } 537 } 538 539 /* 540 ** Discovery Configuration Parameters for Listen F 541 */ 542 if ( (nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F] == NFA_DM_DISC_HOST_ID_DH) 543 &&(p_cfg->lf_enable) ) 544 { 545 p = params; 546 547 UINT8_TO_STREAM (p, NFC_PMID_LF_CON_BITR_F); 548 UINT8_TO_STREAM (p, 1); 549 UINT8_TO_STREAM (p, p_cfg->lf_con_bitr_f); 550 551 UINT8_TO_STREAM (p, NFC_PMID_LF_PROTOCOL); 552 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_PROTOCOL); 553 UINT8_TO_STREAM (p, p_cfg->lf_protocol_type); 554 555 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_FLAGS2); 556 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_T3T_FLAGS2); 557 UINT16_TO_STREAM(p, p_cfg->lf_t3t_flags); 558 559 /* if the bit at position X is set to 0, SC/NFCID2 with index X shall be ignored */ 560 for (xx = 0; xx < NFA_LF_MAX_SC_NFCID2; xx++) 561 { 562 if ((p_cfg->lf_t3t_flags & (0x0001 << xx)) != 0x0000) 563 { 564 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_ID1 + xx); 565 UINT8_TO_STREAM (p, NCI_SYSTEMCODE_LEN + NCI_NFCID2_LEN); 566 ARRAY_TO_STREAM (p, p_cfg->lf_t3t_identifier[xx], NCI_SYSTEMCODE_LEN + NCI_NFCID2_LEN); 567 } 568 } 569 570 UINT8_TO_STREAM (p, NFC_PMID_LF_T3T_PMM); 571 UINT8_TO_STREAM (p, NCI_PARAM_LEN_LF_T3T_PMM); 572 ARRAY_TO_STREAM (p, p_cfg->lf_t3t_pmm, NCI_PARAM_LEN_LF_T3T_PMM); 573 574 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 575 576 if (p_cfg->lf_t3t_flags != NCI_LF_T3T_FLAGS2_ALL_DISABLED) 577 { 578 disc_mask |= NFA_DM_DISC_MASK_LF_T3T; 579 } 580 if (p_cfg->lf_protocol_type & NCI_LISTEN_PROTOCOL_NFC_DEP) 581 { 582 disc_mask |= NFA_DM_DISC_MASK_LF_NFC_DEP; 583 } 584 } 585 586 /* 587 ** Discovery Configuration Parameters for Listen ISO-DEP 588 */ 589 if ((disc_mask & (NFA_DM_DISC_MASK_LA_ISO_DEP|NFA_DM_DISC_MASK_LB_ISO_DEP)) 590 &&(p_cfg->li_enable)) 591 { 592 p = params; 593 594 UINT8_TO_STREAM (p, NFC_PMID_FWI); 595 UINT8_TO_STREAM (p, NCI_PARAM_LEN_FWI); 596 UINT8_TO_STREAM (p, p_cfg->li_fwi); 597 598 if (disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP) 599 { 600 UINT8_TO_STREAM (p, NFC_PMID_LA_HIST_BY); 601 UINT8_TO_STREAM (p, p_cfg->la_hist_bytes_len); 602 ARRAY_TO_STREAM (p, p_cfg->la_hist_bytes, p_cfg->la_hist_bytes_len); 603 } 604 605 if (disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP) 606 { 607 UINT8_TO_STREAM (p, NFC_PMID_LB_H_INFO); 608 UINT8_TO_STREAM (p, p_cfg->lb_h_info_resp_len); 609 ARRAY_TO_STREAM (p, p_cfg->lb_h_info_resp, p_cfg->lb_h_info_resp_len); 610 } 611 612 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 613 } 614 615 /* 616 ** Discovery Configuration Parameters for Listen NFC-DEP 617 */ 618 if ( (disc_mask & (NFA_DM_DISC_MASK_LA_NFC_DEP|NFA_DM_DISC_MASK_LF_NFC_DEP)) 619 &&(p_cfg->ln_enable)) 620 { 621 p = params; 622 623 UINT8_TO_STREAM (p, NFC_PMID_WT); 624 UINT8_TO_STREAM (p, NCI_PARAM_LEN_WT); 625 UINT8_TO_STREAM (p, p_cfg->ln_wt); 626 627 UINT8_TO_STREAM (p, NFC_PMID_ATR_RES_GEN_BYTES); 628 UINT8_TO_STREAM (p, p_cfg->ln_atr_res_gen_bytes_len); 629 ARRAY_TO_STREAM (p, p_cfg->ln_atr_res_gen_bytes, p_cfg->ln_atr_res_gen_bytes_len); 630 631 UINT8_TO_STREAM (p, NFC_PMID_ATR_RSP_CONFIG); 632 UINT8_TO_STREAM (p, 1); 633 UINT8_TO_STREAM (p, p_cfg->ln_atr_res_config); 634 635 nfa_dm_check_set_config ((UINT8) (p - params), params, FALSE); 636 } 637 638 *p_disc_mask = disc_mask; 639 640 NFA_TRACE_DEBUG1 ("nfa_dm_set_rf_listen_mode_raw_config () disc_mask = 0x%x", disc_mask); 641} 642 643/******************************************************************************* 644** 645** Function nfa_dm_disc_get_disc_mask 646** 647** Description Convert RF technology, mode and protocol to bit mask 648** 649** Returns tNFA_DM_DISC_TECH_PROTO_MASK 650** 651*******************************************************************************/ 652static tNFA_DM_DISC_TECH_PROTO_MASK nfa_dm_disc_get_disc_mask (tNFC_RF_TECH_N_MODE tech_n_mode, 653 tNFC_PROTOCOL protocol) 654{ 655 /* Set initial disc_mask to legacy poll or listen */ 656 tNFA_DM_DISC_TECH_PROTO_MASK disc_mask = ((tech_n_mode & 0x80) ? NFA_DM_DISC_MASK_L_LEGACY : NFA_DM_DISC_MASK_P_LEGACY); 657 658 if (NFC_DISCOVERY_TYPE_POLL_A == tech_n_mode) 659 { 660 switch (protocol) 661 { 662 case NFC_PROTOCOL_T1T: 663 disc_mask = NFA_DM_DISC_MASK_PA_T1T; 664 break; 665 case NFC_PROTOCOL_T2T: 666 disc_mask = NFA_DM_DISC_MASK_PA_T2T; 667 break; 668 case NFC_PROTOCOL_ISO_DEP: 669 disc_mask = NFA_DM_DISC_MASK_PA_ISO_DEP; 670 break; 671 case NFC_PROTOCOL_NFC_DEP: 672 disc_mask = NFA_DM_DISC_MASK_PA_NFC_DEP; 673 break; 674 } 675 } 676 else if (NFC_DISCOVERY_TYPE_POLL_B == tech_n_mode) 677 { 678 if (protocol == NFC_PROTOCOL_ISO_DEP) 679 disc_mask = NFA_DM_DISC_MASK_PB_ISO_DEP; 680 } 681 else if (NFC_DISCOVERY_TYPE_POLL_F == tech_n_mode) 682 { 683 if (protocol == NFC_PROTOCOL_T3T) 684 disc_mask = NFA_DM_DISC_MASK_PF_T3T; 685 else if (protocol == NFC_PROTOCOL_NFC_DEP) 686 disc_mask = NFA_DM_DISC_MASK_PF_NFC_DEP; 687 } 688 else if (NFC_DISCOVERY_TYPE_POLL_ISO15693 == tech_n_mode) 689 { 690 disc_mask = NFA_DM_DISC_MASK_P_ISO15693; 691 } 692 else if (NFC_DISCOVERY_TYPE_POLL_B_PRIME == tech_n_mode) 693 { 694 disc_mask = NFA_DM_DISC_MASK_P_B_PRIME; 695 } 696 else if (NFC_DISCOVERY_TYPE_POLL_KOVIO == tech_n_mode) 697 { 698 disc_mask = NFA_DM_DISC_MASK_P_KOVIO; 699 } 700 else if (NFC_DISCOVERY_TYPE_POLL_A_ACTIVE == tech_n_mode) 701 { 702 disc_mask = NFA_DM_DISC_MASK_PAA_NFC_DEP; 703 } 704 else if (NFC_DISCOVERY_TYPE_POLL_F_ACTIVE == tech_n_mode) 705 { 706 disc_mask = NFA_DM_DISC_MASK_PFA_NFC_DEP; 707 } 708 else if (NFC_DISCOVERY_TYPE_LISTEN_A == tech_n_mode) 709 { 710 switch (protocol) 711 { 712 case NFC_PROTOCOL_T1T: 713 disc_mask = NFA_DM_DISC_MASK_LA_T1T; 714 break; 715 case NFC_PROTOCOL_T2T: 716 disc_mask = NFA_DM_DISC_MASK_LA_T2T; 717 break; 718 case NFC_PROTOCOL_ISO_DEP: 719 disc_mask = NFA_DM_DISC_MASK_LA_ISO_DEP; 720 break; 721 case NFC_PROTOCOL_NFC_DEP: 722 disc_mask = NFA_DM_DISC_MASK_LA_NFC_DEP; 723 break; 724 } 725 } 726 else if (NFC_DISCOVERY_TYPE_LISTEN_B == tech_n_mode) 727 { 728 if (protocol == NFC_PROTOCOL_ISO_DEP) 729 disc_mask = NFA_DM_DISC_MASK_LB_ISO_DEP; 730 } 731 else if (NFC_DISCOVERY_TYPE_LISTEN_F == tech_n_mode) 732 { 733 if (protocol == NFC_PROTOCOL_T3T) 734 disc_mask = NFA_DM_DISC_MASK_LF_T3T; 735 else if (protocol == NFC_PROTOCOL_NFC_DEP) 736 disc_mask = NFA_DM_DISC_MASK_LF_NFC_DEP; 737 } 738 else if (NFC_DISCOVERY_TYPE_LISTEN_ISO15693 == tech_n_mode) 739 { 740 disc_mask = NFA_DM_DISC_MASK_L_ISO15693; 741 } 742 else if (NFC_DISCOVERY_TYPE_LISTEN_B_PRIME == tech_n_mode) 743 { 744 disc_mask = NFA_DM_DISC_MASK_L_B_PRIME; 745 } 746 else if (NFC_DISCOVERY_TYPE_LISTEN_A_ACTIVE == tech_n_mode) 747 { 748 disc_mask = NFA_DM_DISC_MASK_LAA_NFC_DEP; 749 } 750 else if (NFC_DISCOVERY_TYPE_LISTEN_F_ACTIVE == tech_n_mode) 751 { 752 disc_mask = NFA_DM_DISC_MASK_LFA_NFC_DEP; 753 } 754 755 NFA_TRACE_DEBUG3 ("nfa_dm_disc_get_disc_mask (): tech_n_mode:0x%X, protocol:0x%X, disc_mask:0x%X", 756 tech_n_mode, protocol, disc_mask); 757 return (disc_mask); 758} 759 760/******************************************************************************* 761** 762** Function nfa_dm_disc_discovery_cback 763** 764** Description Discovery callback event from NFC 765** 766** Returns void 767** 768*******************************************************************************/ 769static void nfa_dm_disc_discovery_cback (tNFC_DISCOVER_EVT event, tNFC_DISCOVER *p_data) 770{ 771 tNFA_DM_RF_DISC_SM_EVENT dm_disc_event = NFA_DM_DISC_SM_MAX_EVENT; 772 773 NFA_TRACE_DEBUG1 ("nfa_dm_disc_discovery_cback (): event:0x%X", event); 774 775 switch (event) 776 { 777 case NFC_START_DEVT: 778 dm_disc_event = NFA_DM_RF_DISCOVER_RSP; 779 break; 780 case NFC_RESULT_DEVT: 781 dm_disc_event = NFA_DM_RF_DISCOVER_NTF; 782 break; 783 case NFC_SELECT_DEVT: 784 dm_disc_event = NFA_DM_RF_DISCOVER_SELECT_RSP; 785 break; 786 case NFC_ACTIVATE_DEVT: 787 dm_disc_event = NFA_DM_RF_INTF_ACTIVATED_NTF; 788 break; 789 case NFC_DEACTIVATE_DEVT: 790 if (p_data->deactivate.is_ntf) 791 { 792 dm_disc_event = NFA_DM_RF_DEACTIVATE_NTF; 793 if ((p_data->deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) || (p_data->deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY)) 794 { 795 NFC_SetReassemblyFlag (TRUE); 796 nfa_dm_cb.flags &= ~NFA_DM_FLAGS_RAW_FRAME; 797 } 798 } 799 else 800 dm_disc_event = NFA_DM_RF_DEACTIVATE_RSP; 801 break; 802 default: 803 NFA_TRACE_ERROR0 ("Unexpected event"); 804 return; 805 } 806 807 nfa_dm_disc_sm_execute (dm_disc_event, (tNFA_DM_RF_DISC_DATA *) p_data); 808} 809 810/******************************************************************************* 811** 812** Function nfa_dm_disc_notify_started 813** 814** Description Report NFA_EXCLUSIVE_RF_CONTROL_STARTED_EVT or 815** NFA_RF_DISCOVERY_STARTED_EVT, if needed 816** 817** Returns void 818** 819*******************************************************************************/ 820static void nfa_dm_disc_notify_started (tNFA_STATUS status) 821{ 822 tNFA_CONN_EVT_DATA evt_data; 823 824 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 825 { 826 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 827 828 evt_data.status = status; 829 830 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 831 nfa_dm_conn_cback_event_notify (NFA_EXCLUSIVE_RF_CONTROL_STARTED_EVT, &evt_data); 832 else 833 nfa_dm_conn_cback_event_notify (NFA_RF_DISCOVERY_STARTED_EVT, &evt_data); 834 } 835} 836 837/******************************************************************************* 838** 839** Function nfa_dm_disc_conn_event_notify 840** 841** Description Notify application of CONN_CBACK event, using appropriate 842** callback 843** 844** Returns nothing 845** 846*******************************************************************************/ 847void nfa_dm_disc_conn_event_notify (UINT8 event, tNFA_STATUS status) 848{ 849 tNFA_CONN_EVT_DATA evt_data; 850 851 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 852 { 853 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 854 evt_data.status = status; 855 856 if (nfa_dm_cb.flags & NFA_DM_FLAGS_EXCL_RF_ACTIVE) 857 { 858 /* Use exclusive RF mode callback */ 859 if (nfa_dm_cb.p_excl_conn_cback) 860 (*nfa_dm_cb.p_excl_conn_cback) (event, &evt_data); 861 } 862 else 863 { 864 (*nfa_dm_cb.p_conn_cback) (event, &evt_data); 865 } 866 } 867} 868 869/******************************************************************************* 870** 871** Function nfa_dm_disc_force_to_idle 872** 873** Description Force NFCC to idle state while waiting for deactivation NTF 874** 875** Returns tNFC_STATUS 876** 877*******************************************************************************/ 878static tNFC_STATUS nfa_dm_disc_force_to_idle (void) 879{ 880 tNFC_STATUS status = NFC_STATUS_SEMANTIC_ERROR; 881 882 NFA_TRACE_DEBUG1 ("nfa_dm_disc_force_to_idle() disc_flags = 0x%x", nfa_dm_cb.disc_cb.disc_flags); 883 884 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF) /* do not execute more than one */ 885 { 886 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_NTF); 887 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP); 888 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 889 status = NFC_Deactivate (NFC_DEACTIVATE_TYPE_IDLE); 890 } 891 892 return (status); 893} 894 895/******************************************************************************* 896** 897** Function nfa_dm_disc_deact_ntf_timeout_cback 898** 899** Description Timeout while waiting for deactivation NTF 900** 901** Returns void 902** 903*******************************************************************************/ 904static void nfa_dm_disc_deact_ntf_timeout_cback (TIMER_LIST_ENT *p_tle) 905{ 906 NFA_TRACE_ERROR0 ("nfa_dm_disc_deact_ntf_timeout_cback()"); 907 908 nfa_dm_disc_force_to_idle(); 909} 910 911/******************************************************************************* 912** 913** Function nfa_dm_send_deactivate_cmd 914** 915** Description Send deactivate command to NFCC, if needed. 916** 917** Returns NFC_STATUS_OK - deactivate cmd is sent 918** NCI_STATUS_FAILED - no buffers 919** NFC_STATUS_SEMANTIC_ERROR - this function does not attempt 920** to send deactivate cmd 921** 922*******************************************************************************/ 923static tNFC_STATUS nfa_dm_send_deactivate_cmd (tNFC_DEACT_TYPE deactivate_type) 924{ 925 tNFC_STATUS status = NFC_STATUS_SEMANTIC_ERROR; 926 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); 927 928 if (!w4_flags) 929 { 930 /* if deactivate CMD was not sent to NFCC */ 931 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 932 933 status = NFC_Deactivate (deactivate_type); 934 935 if (!nfa_dm_cb.disc_cb.tle.in_use) 936 { 937 nfa_dm_cb.disc_cb.tle.p_cback = (TIMER_CBACK *)nfa_dm_disc_deact_ntf_timeout_cback; 938 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.tle, 0, NFA_DM_DISC_TIMEOUT_W4_DEACT_NTF); 939 } 940 } 941 else 942 { 943 if (deactivate_type == NFC_DEACTIVATE_TYPE_SLEEP) 944 { 945 status = NFC_STATUS_SEMANTIC_ERROR; 946 } 947 else if (nfa_dm_cb.disc_cb.tle.in_use) 948 { 949 status = NFC_STATUS_OK; 950 } 951 else 952 { 953 status = nfa_dm_disc_force_to_idle (); 954 } 955 } 956 957 return status; 958} 959 960/******************************************************************************* 961** 962** Function nfa_dm_start_rf_discover 963** 964** Description Start RF discovery 965** 966** Returns void 967** 968*******************************************************************************/ 969void nfa_dm_start_rf_discover (void) 970{ 971 tNFC_DISCOVER_PARAMS disc_params[NFA_DM_MAX_DISC_PARAMS]; 972 tNFA_DM_DISC_TECH_PROTO_MASK dm_disc_mask = 0, poll_mask, listen_mask; 973 UINT8 config_params[10], *p; 974 UINT8 num_params, xx; 975 976 NFA_TRACE_DEBUG0 ("nfa_dm_start_rf_discover ()"); 977 /* Make sure that RF discovery was enabled, or some app has exclusive control */ 978 if ( (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_ENABLED)) 979 &&(nfa_dm_cb.disc_cb.excl_disc_entry.in_use == FALSE) ) 980 { 981 return; 982 } 983 984 /* get listen mode routing table for technology */ 985 nfa_ee_get_tech_route (NFA_EE_PWR_STATE_ON, nfa_dm_cb.disc_cb.listen_RT); 986 987 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 988 { 989 nfa_dm_set_rf_listen_mode_raw_config (&dm_disc_mask); 990 dm_disc_mask |= (nfa_dm_cb.disc_cb.excl_disc_entry.requested_disc_mask & NFA_DM_DISC_MASK_POLL); 991 nfa_dm_cb.disc_cb.excl_disc_entry.selected_disc_mask = dm_disc_mask; 992 } 993 else 994 { 995 /* Collect RF discovery request from sub-modules */ 996 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 997 { 998 if (nfa_dm_cb.disc_cb.entry[xx].in_use) 999 { 1000 poll_mask = (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_POLL); 1001 1002 /* clear poll mode technolgies and protocols which are already used by others */ 1003 poll_mask &= ~(dm_disc_mask & NFA_DM_DISC_MASK_POLL); 1004 1005 listen_mask = 0; 1006 1007 /* 1008 ** add listen mode technolgies and protocols if host ID is matched to listen mode routing table 1009 */ 1010 1011 /* NFC-A */ 1012 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A]) 1013 { 1014 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 1015 & ( NFA_DM_DISC_MASK_LA_T1T 1016 |NFA_DM_DISC_MASK_LA_T2T 1017 |NFA_DM_DISC_MASK_LA_ISO_DEP 1018 |NFA_DM_DISC_MASK_LA_NFC_DEP 1019 |NFA_DM_DISC_MASK_LAA_NFC_DEP ); 1020 } 1021 else 1022 { 1023 /* host can listen ISO-DEP based on AID routing */ 1024 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP); 1025 1026 /* host can listen NFC-DEP based on protocol routing */ 1027 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LA_NFC_DEP); 1028 listen_mask |= (nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask & NFA_DM_DISC_MASK_LAA_NFC_DEP); 1029 } 1030 1031 /* NFC-B */ 1032 /* multiple hosts can listen ISO-DEP based on AID routing */ 1033 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 1034 & NFA_DM_DISC_MASK_LB_ISO_DEP; 1035 1036 /* NFC-F */ 1037 /* NFCC can support NFC-DEP and T3T listening based on NFCID routing regardless of NFC-F tech routing */ 1038 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 1039 & ( NFA_DM_DISC_MASK_LF_T3T 1040 |NFA_DM_DISC_MASK_LF_NFC_DEP 1041 |NFA_DM_DISC_MASK_LFA_NFC_DEP ); 1042 1043 /* NFC-B Prime */ 1044 if (nfa_dm_cb.disc_cb.entry[xx].host_id == nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_BP]) 1045 { 1046 listen_mask |= nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask 1047 & NFA_DM_DISC_MASK_L_B_PRIME; 1048 } 1049 1050 /* 1051 ** clear listen mode technolgies and protocols which are already used by others 1052 */ 1053 1054 /* Check if other modules are listening T1T or T2T */ 1055 if (dm_disc_mask & (NFA_DM_DISC_MASK_LA_T1T|NFA_DM_DISC_MASK_LA_T2T)) 1056 { 1057 listen_mask &= ~( NFA_DM_DISC_MASK_LA_T1T 1058 |NFA_DM_DISC_MASK_LA_T2T 1059 |NFA_DM_DISC_MASK_LA_ISO_DEP 1060 |NFA_DM_DISC_MASK_LA_NFC_DEP ); 1061 } 1062 1063 /* T1T/T2T has priority on NFC-A */ 1064 if ( (dm_disc_mask & (NFA_DM_DISC_MASK_LA_ISO_DEP|NFA_DM_DISC_MASK_LA_NFC_DEP)) 1065 &&(listen_mask & (NFA_DM_DISC_MASK_LA_T1T|NFA_DM_DISC_MASK_LA_T2T))) 1066 { 1067 dm_disc_mask &= ~( NFA_DM_DISC_MASK_LA_ISO_DEP 1068 |NFA_DM_DISC_MASK_LA_NFC_DEP ); 1069 } 1070 1071 /* Don't remove ISO-DEP because multiple hosts can listen ISO-DEP based on AID routing */ 1072 1073 /* Check if other modules are listening NFC-DEP */ 1074 if (dm_disc_mask & (NFA_DM_DISC_MASK_LA_NFC_DEP | NFA_DM_DISC_MASK_LAA_NFC_DEP)) 1075 { 1076 listen_mask &= ~( NFA_DM_DISC_MASK_LA_NFC_DEP 1077 |NFA_DM_DISC_MASK_LAA_NFC_DEP ); 1078 } 1079 1080 nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask = poll_mask | listen_mask; 1081 1082 NFA_TRACE_DEBUG2 ("nfa_dm_cb.disc_cb.entry[%d].selected_disc_mask = 0x%x", 1083 xx, nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask); 1084 1085 dm_disc_mask |= nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask; 1086 } 1087 } 1088 1089 /* Let P2P set GEN bytes for LLCP to NFCC */ 1090 if (dm_disc_mask & NFA_DM_DISC_MASK_NFC_DEP) 1091 { 1092 1093 nfa_p2p_set_config (dm_disc_mask); 1094 1095 } 1096 if (dm_disc_mask & (NFA_DM_DISC_MASK_PF_NFC_DEP | NFA_DM_DISC_MASK_PF_T3T)) 1097 { 1098 /* According to the NFC Forum Activity spec, controllers must: 1099 * 1) Poll with RC=0 and SC=FFFF to find NFC-DEP targets 1100 * 2) Poll with RC=1 and SC=FFFF to find T3T targets 1101 * Many controllers don't do this yet, and seem to be activating 1102 * NFC-DEP by default. 1103 * 1104 * We can at least fix the scenario where we're not interested 1105 * in NFC-DEP, by setting RC=1 in that case. Otherwise, keep 1106 * the default of RC=0. */ 1107 p = config_params; 1108 UINT8_TO_STREAM (p, NFC_PMID_PF_RC); 1109 UINT8_TO_STREAM (p, NCI_PARAM_LEN_PF_RC); 1110 if ((dm_disc_mask & NFA_DM_DISC_MASK_PF_NFC_DEP) && !nfa_dm_is_p2p_paused()) 1111 { 1112 UINT8_TO_STREAM (p, 0x00); // RC=0 1113 } 1114 else 1115 { 1116 UINT8_TO_STREAM (p, 0x01); // RC=1 1117 } 1118 nfa_dm_check_set_config(p - config_params, config_params, FALSE); 1119 } 1120 } 1121 1122 NFA_TRACE_DEBUG1 ("dm_disc_mask = 0x%x", dm_disc_mask); 1123 1124 /* Get Discovery Technology parameters */ 1125 num_params = nfa_dm_get_rf_discover_config (dm_disc_mask, disc_params, NFA_DM_MAX_DISC_PARAMS); 1126 1127 if (num_params) 1128 { 1129 /* 1130 ** NFCC will abort programming personality slots if not available. 1131 ** NFCC programs the personality slots in the following order of RF technologies: 1132 ** NFC-A, NFC-B, NFC-BP, NFC-I93 1133 */ 1134 1135 /* if this is not for exclusive control */ 1136 if (!nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1137 { 1138 /* update listening protocols in each NFC technology */ 1139 nfa_dm_set_rf_listen_mode_config (dm_disc_mask); 1140 } 1141 1142 /* Set polling duty cycle */ 1143 nfa_dm_set_total_duration (); 1144 nfa_dm_cb.disc_cb.dm_disc_mask = dm_disc_mask; 1145 1146 NFC_DiscoveryStart (num_params, disc_params, nfa_dm_disc_discovery_cback); 1147 /* set flag about waiting for response in IDLE state */ 1148 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1149 1150 /* register callback to get interface error NTF */ 1151 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 1152 } 1153 else 1154 { 1155 /* RF discovery is started but there is no valid technology or protocol to discover */ 1156 nfa_dm_disc_notify_started (NFA_STATUS_OK); 1157 } 1158 1159 /* if Kovio presence check timer is running, timeout callback will reset the activation information */ 1160 if ( (nfa_dm_cb.disc_cb.activated_protocol != NFC_PROTOCOL_KOVIO) 1161 ||(!nfa_dm_cb.disc_cb.kovio_tle.in_use) ) 1162 { 1163 /* reset protocol and hanlde of activated sub-module */ 1164 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1165 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1166 } 1167} 1168 1169/******************************************************************************* 1170** 1171** Function nfa_dm_notify_discovery 1172** 1173** Description Send RF discovery notification to upper layer 1174** 1175** Returns void 1176** 1177*******************************************************************************/ 1178static void nfa_dm_notify_discovery (tNFA_DM_RF_DISC_DATA *p_data) 1179{ 1180 tNFA_CONN_EVT_DATA conn_evt; 1181 1182 /* let application select a device */ 1183 conn_evt.disc_result.status = NFA_STATUS_OK; 1184 memcpy (&(conn_evt.disc_result.discovery_ntf), 1185 &(p_data->nfc_discover.result), 1186 sizeof (tNFC_RESULT_DEVT)); 1187 1188 nfa_dm_conn_cback_event_notify (NFA_DISC_RESULT_EVT, &conn_evt); 1189} 1190 1191 1192/******************************************************************************* 1193** 1194** Function nfa_dm_disc_handle_kovio_activation 1195** 1196** Description Handle Kovio activation; whether it's new or repeated activation 1197** 1198** Returns TRUE if repeated activation. No need to notify activated event to upper layer 1199** 1200*******************************************************************************/ 1201BOOLEAN nfa_dm_disc_handle_kovio_activation (tNFC_DISCOVER *p_data, tNFA_DISCOVER_CBACK *p_disc_cback) 1202{ 1203 tNFC_DISCOVER disc_data; 1204 1205 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 1206 { 1207 /* if this is new Kovio bar code tag */ 1208 if ( (nfa_dm_cb.activated_nfcid_len != p_data->activate.rf_tech_param.param.pk.uid_len) 1209 ||(memcmp (p_data->activate.rf_tech_param.param.pk.uid, 1210 nfa_dm_cb.activated_nfcid, nfa_dm_cb.activated_nfcid_len))) 1211 { 1212 NFA_TRACE_DEBUG0 ("new Kovio tag is detected"); 1213 1214 /* notify presence check failure for previous tag, if presence check is pending */ 1215 nfa_dm_disc_report_kovio_presence_check (NFA_STATUS_FAILED); 1216 1217 /* notify deactivation of previous activation before notifying new activation */ 1218 if (p_disc_cback) 1219 { 1220 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1221 (*(p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, &disc_data); 1222 } 1223 1224 /* restart timer */ 1225 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1226 } 1227 else 1228 { 1229 /* notify presence check ok, if presence check is pending */ 1230 nfa_dm_disc_report_kovio_presence_check (NFC_STATUS_OK); 1231 1232 /* restart timer and do not notify upper layer */ 1233 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1234 return (TRUE); 1235 } 1236 } 1237 else 1238 { 1239 /* this is the first activation, so start timer and notify upper layer */ 1240 nfa_dm_cb.disc_cb.kovio_tle.p_cback = (TIMER_CBACK *)nfa_dm_disc_kovio_timeout_cback; 1241 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1242 } 1243 1244 return (FALSE); 1245} 1246 1247/******************************************************************************* 1248** 1249** Function nfa_dm_disc_notify_activation 1250** 1251** Description Send RF activation notification to sub-module 1252** 1253** Returns NFA_STATUS_OK if success 1254** 1255*******************************************************************************/ 1256static tNFA_STATUS nfa_dm_disc_notify_activation (tNFC_DISCOVER *p_data) 1257{ 1258 UINT8 xx, host_id_in_LRT; 1259 UINT8 iso_dep_t3t__listen = NFA_DM_DISC_NUM_ENTRIES; 1260 1261 tNFC_RF_TECH_N_MODE tech_n_mode = p_data->activate.rf_tech_param.mode; 1262 tNFC_PROTOCOL protocol = p_data->activate.protocol; 1263 1264 tNFA_DM_DISC_TECH_PROTO_MASK activated_disc_mask; 1265 1266 NFA_TRACE_DEBUG2 ("nfa_dm_disc_notify_activation (): tech_n_mode:0x%X, proto:0x%X", 1267 tech_n_mode, protocol); 1268 1269 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1270 { 1271 nfa_dm_cb.disc_cb.activated_tech_mode = tech_n_mode; 1272 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1273 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1274 nfa_dm_cb.disc_cb.activated_protocol = protocol; 1275 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1276 1277 if (protocol == NFC_PROTOCOL_KOVIO) 1278 { 1279 /* check whether it's new or repeated activation */ 1280 if (nfa_dm_disc_handle_kovio_activation (p_data, nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) 1281 { 1282 /* do not notify activation of Kovio to upper layer */ 1283 return (NFA_STATUS_OK); 1284 } 1285 } 1286 1287 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1288 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1289 1290 return (NFA_STATUS_OK); 1291 } 1292 1293 /* if this is NFCEE direct RF interface, notify activation to whoever listening UICC */ 1294 if (p_data->activate.intf_param.type == NFC_INTERFACE_EE_DIRECT_RF) 1295 { 1296 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1297 { 1298 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1299 &&(nfa_dm_cb.disc_cb.entry[xx].host_id != NFA_DM_DISC_HOST_ID_DH)) 1300 { 1301 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1302 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1303 nfa_dm_cb.disc_cb.activated_protocol = NFC_PROTOCOL_UNKNOWN; 1304 nfa_dm_cb.disc_cb.activated_handle = xx; 1305 1306 NFA_TRACE_DEBUG2 ("activated_rf_interface:0x%x, activated_handle: 0x%x", 1307 nfa_dm_cb.disc_cb.activated_rf_interface, 1308 nfa_dm_cb.disc_cb.activated_handle); 1309 1310 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1311 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1312 1313 return (NFA_STATUS_OK); 1314 } 1315 } 1316 return (NFA_STATUS_FAILED); 1317 } 1318 1319 /* get bit mask of technolgies/mode and protocol */ 1320 activated_disc_mask = nfa_dm_disc_get_disc_mask (tech_n_mode, protocol); 1321 1322 /* get host ID of technology from listen mode routing table */ 1323 if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_A) 1324 { 1325 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_A]; 1326 } 1327 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B) 1328 { 1329 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_B]; 1330 } 1331 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_F) 1332 { 1333 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_F]; 1334 } 1335 else if (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B_PRIME) 1336 { 1337 host_id_in_LRT = nfa_dm_cb.disc_cb.listen_RT[NFA_DM_DISC_LRT_NFC_BP]; 1338 } 1339 else /* DH only */ 1340 { 1341 host_id_in_LRT = NFA_DM_DISC_HOST_ID_DH; 1342 } 1343 1344 if (protocol == NFC_PROTOCOL_NFC_DEP) 1345 { 1346 /* Force NFC-DEP to the host */ 1347 host_id_in_LRT = NFA_DM_DISC_HOST_ID_DH; 1348 } 1349 1350 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1351 { 1352 /* if any matching NFC technology and protocol */ 1353 if (nfa_dm_cb.disc_cb.entry[xx].in_use) 1354 { 1355 if (nfa_dm_cb.disc_cb.entry[xx].host_id == host_id_in_LRT) 1356 { 1357 if (nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & activated_disc_mask) 1358 break; 1359 } 1360 else 1361 { 1362 /* check ISO-DEP listening even if host in LRT is not matched */ 1363 if (protocol == NFC_PROTOCOL_ISO_DEP) 1364 { 1365 if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_A) 1366 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LA_ISO_DEP)) 1367 { 1368 iso_dep_t3t__listen = xx; 1369 } 1370 else if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_B) 1371 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LB_ISO_DEP)) 1372 { 1373 iso_dep_t3t__listen = xx; 1374 } 1375 } 1376 /* check T3T listening even if host in LRT is not matched */ 1377 else if (protocol == NFC_PROTOCOL_T3T) 1378 { 1379 if ( (tech_n_mode == NFC_DISCOVERY_TYPE_LISTEN_F) 1380 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LF_T3T)) 1381 { 1382 iso_dep_t3t__listen = xx; 1383 } 1384 } 1385 } 1386 } 1387 } 1388 1389 if (xx >= NFA_DM_DISC_NUM_ENTRIES) 1390 { 1391 /* if any ISO-DEP or T3T listening even if host in LRT is not matched */ 1392 xx = iso_dep_t3t__listen; 1393 } 1394 1395 if (xx < NFA_DM_DISC_NUM_ENTRIES) 1396 { 1397 nfa_dm_cb.disc_cb.activated_tech_mode = tech_n_mode; 1398 nfa_dm_cb.disc_cb.activated_rf_disc_id = p_data->activate.rf_disc_id; 1399 nfa_dm_cb.disc_cb.activated_rf_interface = p_data->activate.intf_param.type; 1400 nfa_dm_cb.disc_cb.activated_protocol = protocol; 1401 nfa_dm_cb.disc_cb.activated_handle = xx; 1402 1403 NFA_TRACE_DEBUG2 ("activated_protocol:0x%x, activated_handle: 0x%x", 1404 nfa_dm_cb.disc_cb.activated_protocol, 1405 nfa_dm_cb.disc_cb.activated_handle); 1406 1407 if (protocol == NFC_PROTOCOL_KOVIO) 1408 { 1409 /* check whether it's new or repeated activation */ 1410 if (nfa_dm_disc_handle_kovio_activation (p_data, nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) 1411 { 1412 /* do not notify activation of Kovio to upper layer */ 1413 return (NFA_STATUS_OK); 1414 } 1415 } 1416 1417 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1418 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_ACTIVATED_EVT, p_data); 1419 1420 return (NFA_STATUS_OK); 1421 } 1422 else 1423 { 1424 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1425 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1426 return (NFA_STATUS_FAILED); 1427 } 1428} 1429 1430/******************************************************************************* 1431** 1432** Function nfa_dm_disc_notify_deactivation 1433** 1434** Description Send deactivation notification to sub-module 1435** 1436** Returns None 1437** 1438*******************************************************************************/ 1439static void nfa_dm_disc_notify_deactivation (tNFA_DM_RF_DISC_SM_EVENT sm_event, 1440 tNFC_DISCOVER *p_data) 1441{ 1442 tNFA_HANDLE xx; 1443 tNFA_CONN_EVT_DATA evt_data; 1444 tNFC_DISCOVER disc_data; 1445 1446 NFA_TRACE_DEBUG1 ("nfa_dm_disc_notify_deactivation (): activated_handle=%d", 1447 nfa_dm_cb.disc_cb.activated_handle); 1448 1449 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1450 { 1451 NFA_TRACE_DEBUG0 ("nfa_dm_disc_notify_deactivation (): for sleep wakeup"); 1452 return; 1453 } 1454 1455 if (sm_event == NFA_DM_RF_DEACTIVATE_RSP) 1456 { 1457 /* 1458 ** Activation has been aborted by upper layer in NFA_DM_RFST_W4_ALL_DISCOVERIES or NFA_DM_RFST_W4_HOST_SELECT 1459 ** Deactivation by upper layer or RF link loss in NFA_DM_RFST_LISTEN_SLEEP 1460 ** No sub-module is activated at this state. 1461 */ 1462 1463 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_LISTEN_SLEEP) 1464 { 1465 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1466 { 1467 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1468 { 1469 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1470 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, &disc_data); 1471 } 1472 } 1473 else 1474 { 1475 /* let each sub-module handle deactivation */ 1476 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1477 { 1478 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1479 &&(nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask & NFA_DM_DISC_MASK_LISTEN) ) 1480 { 1481 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1482 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, &disc_data); 1483 } 1484 } 1485 } 1486 } 1487 else if ( (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING)) 1488 ||(nfa_dm_cb.disc_cb.deact_notify_pending) ) 1489 { 1490 xx = nfa_dm_cb.disc_cb.activated_handle; 1491 1492 /* notify event to activated module if failed while reactivation */ 1493 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1494 { 1495 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1496 { 1497 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1498 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1499 } 1500 } 1501 else if ( (xx < NFA_DM_DISC_NUM_ENTRIES) 1502 &&(nfa_dm_cb.disc_cb.entry[xx].in_use) 1503 &&(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) ) 1504 { 1505 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1506 } 1507 else 1508 { 1509 /* notify deactivation to application if there is no activated module */ 1510 evt_data.deactivated.type = NFA_DEACTIVATE_TYPE_IDLE; 1511 nfa_dm_conn_cback_event_notify (NFA_DEACTIVATED_EVT, &evt_data); 1512 } 1513 } 1514 } 1515 else 1516 { 1517 if (nfa_dm_cb.disc_cb.activated_protocol == NFC_PROTOCOL_KOVIO) 1518 { 1519 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 1520 { 1521 /* restart timer and do not notify upper layer */ 1522 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1523 return; 1524 } 1525 /* Otherwise, upper layer initiated deactivation. */ 1526 } 1527 1528 /* notify event to activated module */ 1529 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1530 { 1531 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1532 { 1533 disc_data.deactivate.type = NFA_DEACTIVATE_TYPE_IDLE; 1534 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1535 } 1536 } 1537 else 1538 { 1539 xx = nfa_dm_cb.disc_cb.activated_handle; 1540 1541 if ((xx < NFA_DM_DISC_NUM_ENTRIES) && (nfa_dm_cb.disc_cb.entry[xx].in_use)) 1542 { 1543 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1544 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_DEACTIVATED_EVT, p_data); 1545 } 1546 } 1547 } 1548 1549 /* clear activated information */ 1550 nfa_dm_cb.disc_cb.activated_tech_mode = 0; 1551 nfa_dm_cb.disc_cb.activated_rf_disc_id = 0; 1552 nfa_dm_cb.disc_cb.activated_rf_interface = 0; 1553 nfa_dm_cb.disc_cb.activated_protocol = NFA_PROTOCOL_INVALID; 1554 nfa_dm_cb.disc_cb.activated_handle = NFA_HANDLE_INVALID; 1555 nfa_dm_cb.disc_cb.deact_notify_pending = FALSE; 1556} 1557 1558/******************************************************************************* 1559** 1560** Function nfa_dm_disc_sleep_wakeup 1561** 1562** Description Put tag to sleep, then wake it up. Can be used Perform 1563** legacy presence check or to wake up tag that went to HALT 1564** state 1565** 1566** Returns TRUE if operation started 1567** 1568*******************************************************************************/ 1569tNFC_STATUS nfa_dm_disc_sleep_wakeup (void) 1570{ 1571 tNFC_STATUS status = NFC_STATUS_FAILED; 1572 1573 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1574 { 1575 /* Deactivate to sleep mode */ 1576 status = nfa_dm_send_deactivate_cmd(NFC_DEACTIVATE_TYPE_SLEEP); 1577 if (status == NFC_STATUS_OK) 1578 { 1579 /* deactivate to sleep is sent on behalf of sleep wakeup. 1580 * set the sleep wakeup information in control block */ 1581 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1582 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1583 } 1584 } 1585 1586 return (status); 1587} 1588 1589/******************************************************************************* 1590** 1591** Function nfa_dm_is_raw_frame_session 1592** 1593** Description If NFA_SendRawFrame is called since RF activation, 1594** this function returns TRUE. 1595** 1596** Returns TRUE if NFA_SendRawFrame is called 1597** 1598*******************************************************************************/ 1599BOOLEAN nfa_dm_is_raw_frame_session (void) 1600{ 1601 return ((nfa_dm_cb.flags & NFA_DM_FLAGS_RAW_FRAME) ? TRUE : FALSE); 1602} 1603 1604/******************************************************************************* 1605** 1606** Function nfa_dm_is_p2p_paused 1607** 1608** Description If NFA_PauseP2p is called sand still effective, 1609** this function returns TRUE. 1610** 1611** Returns TRUE if NFA_SendRawFrame is called 1612** 1613*******************************************************************************/ 1614BOOLEAN nfa_dm_is_p2p_paused (void) 1615{ 1616 return ((nfa_dm_cb.flags & NFA_DM_FLAGS_P2P_PAUSED) ? TRUE : FALSE); 1617} 1618 1619/******************************************************************************* 1620** 1621** Function nfa_dm_disc_end_sleep_wakeup 1622** 1623** Description Sleep Wakeup is complete 1624** 1625** Returns None 1626** 1627*******************************************************************************/ 1628static void nfa_dm_disc_end_sleep_wakeup (tNFC_STATUS status) 1629{ 1630 if ( (nfa_dm_cb.disc_cb.activated_protocol == NFC_PROTOCOL_KOVIO) 1631 &&(nfa_dm_cb.disc_cb.kovio_tle.in_use) ) 1632 { 1633 /* ignore it while doing Kovio presence check */ 1634 return; 1635 } 1636 1637 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1638 { 1639 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_CHECKING; 1640 1641 /* notify RW module that sleep wakeup is finished */ 1642 nfa_rw_handle_sleep_wakeup_rsp (status); 1643 1644 if (nfa_dm_cb.disc_cb.deact_pending) 1645 { 1646 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1647 /* Perform pending deactivate command and on response notfiy deactivation */ 1648 nfa_dm_cb.disc_cb.deact_notify_pending = TRUE; 1649 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, 1650 (tNFA_DM_RF_DISC_DATA *) &nfa_dm_cb.disc_cb.pending_deact_type); 1651 } 1652 } 1653} 1654 1655/******************************************************************************* 1656** 1657** Function nfa_dm_disc_kovio_timeout_cback 1658** 1659** Description Timeout for Kovio bar code tag presence check 1660** 1661** Returns void 1662** 1663*******************************************************************************/ 1664static void nfa_dm_disc_kovio_timeout_cback (TIMER_LIST_ENT *p_tle) 1665{ 1666 tNFC_DEACTIVATE_DEVT deact; 1667 1668 NFA_TRACE_DEBUG0 ("nfa_dm_disc_kovio_timeout_cback()"); 1669 1670 /* notify presence check failure, if presence check is pending */ 1671 nfa_dm_disc_report_kovio_presence_check (NFC_STATUS_FAILED); 1672 1673 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1674 { 1675 /* restart timer in case that upper layer's presence check interval is too long */ 1676 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1677 } 1678 else 1679 { 1680 /* notify upper layer deactivated event */ 1681 deact.status = NFC_STATUS_OK; 1682 deact.type = NFC_DEACTIVATE_TYPE_DISCOVERY; 1683 deact.is_ntf = TRUE; 1684 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, (tNFC_DISCOVER*)&deact); 1685 } 1686} 1687 1688/******************************************************************************* 1689** 1690** Function nfa_dm_disc_start_kovio_presence_check 1691** 1692** Description Deactivate to discovery mode and wait for activation 1693** 1694** Returns TRUE if operation started 1695** 1696*******************************************************************************/ 1697tNFC_STATUS nfa_dm_disc_start_kovio_presence_check (void) 1698{ 1699 tNFC_STATUS status = NFC_STATUS_FAILED; 1700 1701 NFA_TRACE_DEBUG0 ("nfa_dm_disc_start_kovio_presence_check ()"); 1702 1703 if ( (nfa_dm_cb.disc_cb.activated_protocol == NFC_PROTOCOL_KOVIO) 1704 &&(nfa_dm_cb.disc_cb.kovio_tle.in_use) ) 1705 { 1706 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_POLL_ACTIVE) 1707 { 1708 /* restart timer */ 1709 nfa_sys_start_timer (&nfa_dm_cb.disc_cb.kovio_tle, 0, NFA_DM_DISC_TIMEOUT_KOVIO_PRESENCE_CHECK); 1710 1711 /* Deactivate to discovery mode */ 1712 status = nfa_dm_send_deactivate_cmd (NFC_DEACTIVATE_TYPE_DISCOVERY); 1713 1714 if (status == NFC_STATUS_OK) 1715 { 1716 /* deactivate to sleep is sent on behalf of sleep wakeup. 1717 * set the sleep wakeup information in control block */ 1718 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1719 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1720 } 1721 } 1722 else 1723 { 1724 /* wait for next activation */ 1725 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_CHECKING; 1726 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1727 status = NFC_STATUS_OK; 1728 } 1729 } 1730 1731 return (status); 1732} 1733 1734/******************************************************************************* 1735** 1736** Function nfa_dm_disc_report_kovio_presence_check 1737** 1738** Description Report Kovio presence check status 1739** 1740** Returns None 1741** 1742*******************************************************************************/ 1743static void nfa_dm_disc_report_kovio_presence_check (tNFC_STATUS status) 1744{ 1745 NFA_TRACE_DEBUG0 ("nfa_dm_disc_report_kovio_presence_check ()"); 1746 1747 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING) 1748 { 1749 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_CHECKING; 1750 1751 /* notify RW module that sleep wakeup is finished */ 1752 nfa_rw_handle_presence_check_rsp (status); 1753 1754 if (nfa_dm_cb.disc_cb.deact_pending) 1755 { 1756 nfa_dm_cb.disc_cb.deact_pending = FALSE; 1757 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, 1758 (tNFA_DM_RF_DISC_DATA *) &nfa_dm_cb.disc_cb.pending_deact_type); 1759 } 1760 } 1761} 1762 1763/******************************************************************************* 1764** 1765** Function nfa_dm_disc_data_cback 1766** 1767** Description Monitoring interface error through data callback 1768** 1769** Returns void 1770** 1771*******************************************************************************/ 1772static void nfa_dm_disc_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data) 1773{ 1774 NFA_TRACE_DEBUG0 ("nfa_dm_disc_data_cback ()"); 1775 1776 /* if selection failed */ 1777 if (event == NFC_ERROR_CEVT) 1778 { 1779 nfa_dm_disc_sm_execute (NFA_DM_CORE_INTF_ERROR_NTF, NULL); 1780 } 1781 else if (event == NFC_DATA_CEVT) 1782 { 1783 GKI_freebuf (p_data->data.p_data); 1784 } 1785} 1786 1787/******************************************************************************* 1788** 1789** Function nfa_dm_disc_new_state 1790** 1791** Description Processing discovery events in NFA_DM_RFST_IDLE state 1792** 1793** Returns void 1794** 1795*******************************************************************************/ 1796void nfa_dm_disc_new_state (tNFA_DM_RF_DISC_STATE new_state) 1797{ 1798 tNFA_CONN_EVT_DATA evt_data; 1799 tNFA_DM_RF_DISC_STATE old_state = nfa_dm_cb.disc_cb.disc_state; 1800 1801#if (BT_TRACE_VERBOSE == TRUE) 1802 NFA_TRACE_DEBUG5 ("nfa_dm_disc_new_state (): old_state: %s (%d), new_state: %s (%d) disc_flags: 0x%x", 1803 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 1804 nfa_dm_disc_state_2_str (new_state), new_state, nfa_dm_cb.disc_cb.disc_flags); 1805#else 1806 NFA_TRACE_DEBUG3 ("nfa_dm_disc_new_state(): old_state: %d, new_state: %d disc_flags: 0x%x", 1807 nfa_dm_cb.disc_cb.disc_state, new_state, nfa_dm_cb.disc_cb.disc_flags); 1808#endif 1809 1810 nfa_dm_cb.disc_cb.disc_state = new_state; 1811 1812 if ( (new_state == NFA_DM_RFST_IDLE) 1813 &&(!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) ) /* not error recovering */ 1814 { 1815 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 1816 { 1817 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_STOPPING; 1818 1819 /* if exclusive RF control is stopping */ 1820 if (nfa_dm_cb.flags & NFA_DM_FLAGS_EXCL_RF_ACTIVE) 1821 { 1822 if (old_state > NFA_DM_RFST_DISCOVERY) 1823 { 1824 /* notify deactivation to application */ 1825 evt_data.deactivated.type = NFA_DEACTIVATE_TYPE_IDLE; 1826 nfa_dm_conn_cback_event_notify (NFA_DEACTIVATED_EVT, &evt_data); 1827 } 1828 1829 nfa_dm_rel_excl_rf_control_and_notify (); 1830 } 1831 else 1832 { 1833 evt_data.status = NFA_STATUS_OK; 1834 nfa_dm_conn_cback_event_notify (NFA_RF_DISCOVERY_STOPPED_EVT, &evt_data); 1835 } 1836 } 1837 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_DISABLING) 1838 { 1839 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_DISABLING; 1840 nfa_sys_check_disabled (); 1841 } 1842 } 1843} 1844 1845/******************************************************************************* 1846** 1847** Function nfa_dm_disc_sm_idle 1848** 1849** Description Processing discovery events in NFA_DM_RFST_IDLE state 1850** 1851** Returns void 1852** 1853*******************************************************************************/ 1854static void nfa_dm_disc_sm_idle (tNFA_DM_RF_DISC_SM_EVENT event, 1855 tNFA_DM_RF_DISC_DATA *p_data) 1856{ 1857 UINT8 xx; 1858 1859 switch (event) 1860 { 1861 case NFA_DM_RF_DISCOVER_CMD: 1862 nfa_dm_start_rf_discover (); 1863 break; 1864 1865 case NFA_DM_RF_DISCOVER_RSP: 1866 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1867 1868 if (p_data->nfc_discover.status == NFC_STATUS_OK) 1869 { 1870 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 1871 1872 /* if RF discovery was stopped while waiting for response */ 1873 if (nfa_dm_cb.disc_cb.disc_flags & (NFA_DM_DISC_FLAGS_STOPPING|NFA_DM_DISC_FLAGS_DISABLING)) 1874 { 1875 /* stop discovery */ 1876 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1877 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1878 break; 1879 } 1880 1881 if (nfa_dm_cb.disc_cb.excl_disc_entry.in_use) 1882 { 1883 if (nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) 1884 { 1885 nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 1886 1887 if (nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback) 1888 (*(nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback)) (NFA_DM_RF_DISC_START_EVT, (tNFC_DISCOVER*) p_data); 1889 } 1890 } 1891 else 1892 { 1893 /* notify event to each module which is waiting for start */ 1894 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 1895 { 1896 /* if registered module is waiting for starting discovery */ 1897 if ( (nfa_dm_cb.disc_cb.entry[xx].in_use) 1898 &&(nfa_dm_cb.disc_cb.dm_disc_mask & nfa_dm_cb.disc_cb.entry[xx].selected_disc_mask) 1899 &&(nfa_dm_cb.disc_cb.entry[xx].disc_flags & NFA_DM_DISC_FLAGS_NOTIFY) ) 1900 { 1901 nfa_dm_cb.disc_cb.entry[xx].disc_flags &= ~NFA_DM_DISC_FLAGS_NOTIFY; 1902 1903 if (nfa_dm_cb.disc_cb.entry[xx].p_disc_cback) 1904 (*(nfa_dm_cb.disc_cb.entry[xx].p_disc_cback)) (NFA_DM_RF_DISC_START_EVT, (tNFC_DISCOVER*) p_data); 1905 } 1906 } 1907 1908 } 1909 nfa_dm_disc_notify_started (p_data->nfc_discover.status); 1910 } 1911 else 1912 { 1913 /* in rare case that the discovery states of NFCC and DH mismatch and NFCC rejects Discover Cmd 1914 * deactivate idle and then start disvocery when got deactivate rsp */ 1915 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1916 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1917 } 1918 break; 1919 1920 case NFA_DM_RF_DEACTIVATE_RSP: 1921 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 1922 1923 /* if NFCC goes to idle successfully */ 1924 if (p_data->nfc_discover.status == NFC_STATUS_OK) 1925 { 1926 /* if DH forced to go idle while waiting for deactivation NTF */ 1927 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 1928 { 1929 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1930 1931 /* check any pending flags like NFA_DM_DISC_FLAGS_STOPPING or NFA_DM_DISC_FLAGS_DISABLING */ 1932 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1933 /* check if need to restart discovery after resync discovery state with NFCC */ 1934 nfa_dm_start_rf_discover (); 1935 } 1936 /* Otherwise, deactivating when getting unexpected activation */ 1937 } 1938 /* Otherwise, wait for deactivation NTF */ 1939 break; 1940 1941 case NFA_DM_RF_DEACTIVATE_NTF: 1942 /* if NFCC sent this after NFCC had rejected deactivate CMD to idle while deactivating */ 1943 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 1944 { 1945 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 1946 { 1947 /* stop discovery */ 1948 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1949 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1950 } 1951 else 1952 { 1953 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 1954 /* check any pending flags like NFA_DM_DISC_FLAGS_STOPPING or NFA_DM_DISC_FLAGS_DISABLING */ 1955 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 1956 /* check if need to restart discovery after resync discovery state with NFCC */ 1957 nfa_dm_start_rf_discover (); 1958 } 1959 } 1960 /* Otherwise, deactivated when received unexpected activation in idle state */ 1961 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 1962 break; 1963 1964 case NFA_DM_RF_INTF_ACTIVATED_NTF: 1965 /* unexpected activation, deactivate to idle */ 1966 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 1967 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 1968 break; 1969 1970 case NFA_DM_LP_LISTEN_CMD: 1971 nfa_dm_disc_new_state (NFA_DM_RFST_LP_LISTEN); 1972 break; 1973 1974 default: 1975 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_idle (): Unexpected discovery event"); 1976 break; 1977 } 1978} 1979 1980/******************************************************************************* 1981** 1982** Function nfa_dm_disc_sm_discovery 1983** 1984** Description Processing discovery events in NFA_DM_RFST_DISCOVERY state 1985** 1986** Returns void 1987** 1988*******************************************************************************/ 1989static void nfa_dm_disc_sm_discovery (tNFA_DM_RF_DISC_SM_EVENT event, 1990 tNFA_DM_RF_DISC_DATA *p_data) 1991{ 1992 switch (event) 1993 { 1994 case NFA_DM_RF_DEACTIVATE_CMD: 1995 /* if deactivate CMD was not sent to NFCC */ 1996 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 1997 { 1998 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 1999 NFC_Deactivate (p_data->deactivate_type); 2000 } 2001 break; 2002 case NFA_DM_RF_DEACTIVATE_RSP: 2003 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2004 2005 /* if it's not race condition between deactivate CMD and activate NTF */ 2006 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2007 { 2008 /* do not notify deactivated to idle in RF discovery state 2009 ** because it is internal or stopping RF discovery 2010 */ 2011 2012 /* there was no activation while waiting for deactivation RSP */ 2013 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2014 nfa_dm_start_rf_discover (); 2015 } 2016 break; 2017 case NFA_DM_RF_DISCOVER_NTF: 2018 nfa_dm_disc_new_state (NFA_DM_RFST_W4_ALL_DISCOVERIES); 2019 nfa_dm_notify_discovery (p_data); 2020 break; 2021 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2022 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP) 2023 { 2024 NFA_TRACE_DEBUG0 ("RF Activated while waiting for deactivation RSP"); 2025 /* it's race condition. DH has to wait for deactivation NTF */ 2026 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_NTF; 2027 } 2028 else 2029 { 2030 if (p_data->nfc_discover.activate.intf_param.type == NFC_INTERFACE_EE_DIRECT_RF) 2031 { 2032 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 2033 } 2034 else if (p_data->nfc_discover.activate.rf_tech_param.mode & 0x80) 2035 { 2036 /* Listen mode */ 2037 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 2038 } 2039 else 2040 { 2041 /* Poll mode */ 2042 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 2043 } 2044 2045 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2046 { 2047 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2048 2049 /* after receiving deactivate event, restart discovery */ 2050 nfa_dm_cb.disc_cb.disc_flags |= (NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 2051 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2052 } 2053 } 2054 break; 2055 2056 case NFA_DM_RF_DEACTIVATE_NTF: 2057 /* if there was race condition between deactivate CMD and activate NTF */ 2058 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF) 2059 { 2060 /* race condition is resolved */ 2061 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2062 2063 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2064 { 2065 /* do not notify deactivated to idle in RF discovery state 2066 ** because it is internal or stopping RF discovery 2067 */ 2068 2069 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2070 nfa_dm_start_rf_discover (); 2071 } 2072 } 2073 break; 2074 case NFA_DM_LP_LISTEN_CMD: 2075 break; 2076 case NFA_DM_CORE_INTF_ERROR_NTF: 2077 break; 2078 default: 2079 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_discovery (): Unexpected discovery event"); 2080 break; 2081 } 2082} 2083 2084/******************************************************************************* 2085** 2086** Function nfa_dm_disc_sm_w4_all_discoveries 2087** 2088** Description Processing discovery events in NFA_DM_RFST_W4_ALL_DISCOVERIES state 2089** 2090** Returns void 2091** 2092*******************************************************************************/ 2093static void nfa_dm_disc_sm_w4_all_discoveries (tNFA_DM_RF_DISC_SM_EVENT event, 2094 tNFA_DM_RF_DISC_DATA *p_data) 2095{ 2096 switch (event) 2097 { 2098 case NFA_DM_RF_DEACTIVATE_CMD: 2099 /* if deactivate CMD was not sent to NFCC */ 2100 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2101 { 2102 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 2103 /* only IDLE mode is allowed */ 2104 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2105 } 2106 break; 2107 case NFA_DM_RF_DEACTIVATE_RSP: 2108 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2109 /* notify exiting from w4 all discoverie state */ 2110 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2111 2112 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2113 nfa_dm_start_rf_discover (); 2114 break; 2115 case NFA_DM_RF_DISCOVER_NTF: 2116 /* if deactivate CMD is already sent then ignore discover NTF */ 2117 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2118 { 2119 /* Notification Type = NCI_DISCOVER_NTF_LAST or NCI_DISCOVER_NTF_LAST_ABORT */ 2120 if (p_data->nfc_discover.result.more != NCI_DISCOVER_NTF_MORE) 2121 { 2122 nfa_dm_disc_new_state (NFA_DM_RFST_W4_HOST_SELECT); 2123 } 2124 nfa_dm_notify_discovery (p_data); 2125 } 2126 break; 2127 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2128 /* 2129 ** This is only for ISO15693. 2130 ** FW sends activation NTF when all responses are received from tags without host selecting. 2131 */ 2132 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 2133 2134 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2135 { 2136 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2137 2138 /* after receiving deactivate event, restart discovery */ 2139 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2140 } 2141 break; 2142 default: 2143 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_w4_all_discoveries (): Unexpected discovery event"); 2144 break; 2145 } 2146} 2147 2148/******************************************************************************* 2149** 2150** Function nfa_dm_disc_sm_w4_host_select 2151** 2152** Description Processing discovery events in NFA_DM_RFST_W4_HOST_SELECT state 2153** 2154** Returns void 2155** 2156*******************************************************************************/ 2157static void nfa_dm_disc_sm_w4_host_select (tNFA_DM_RF_DISC_SM_EVENT event, 2158 tNFA_DM_RF_DISC_DATA *p_data) 2159{ 2160 tNFA_CONN_EVT_DATA conn_evt; 2161 tNFA_DM_DISC_FLAGS old_sleep_wakeup_flag = (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING); 2162 BOOLEAN sleep_wakeup_event = FALSE; 2163 BOOLEAN sleep_wakeup_event_processed = FALSE; 2164 tNFA_STATUS status; 2165 2166 switch (event) 2167 { 2168 case NFA_DM_RF_DISCOVER_SELECT_CMD: 2169 /* if not waiting to deactivate */ 2170 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2171 { 2172 NFC_DiscoverySelect (p_data->select.rf_disc_id, 2173 p_data->select.protocol, 2174 p_data->select.rf_interface); 2175 } 2176 else 2177 { 2178 nfa_dm_disc_conn_event_notify (NFA_SELECT_RESULT_EVT, NFA_STATUS_FAILED); 2179 } 2180 break; 2181 2182 case NFA_DM_RF_DISCOVER_SELECT_RSP: 2183 sleep_wakeup_event = TRUE; 2184 /* notify application status of selection */ 2185 if (p_data->nfc_discover.status == NFC_STATUS_OK) 2186 { 2187 sleep_wakeup_event_processed = TRUE; 2188 conn_evt.status = NFA_STATUS_OK; 2189 /* register callback to get interface error NTF */ 2190 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 2191 } 2192 else 2193 conn_evt.status = NFA_STATUS_FAILED; 2194 2195 if (!old_sleep_wakeup_flag) 2196 { 2197 nfa_dm_disc_conn_event_notify (NFA_SELECT_RESULT_EVT, p_data->nfc_discover.status); 2198 } 2199 break; 2200 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2201 nfa_dm_disc_new_state (NFA_DM_RFST_POLL_ACTIVE); 2202 /* always call nfa_dm_disc_notify_activation to update protocol/interface information in NFA control blocks */ 2203 status = nfa_dm_disc_notify_activation (&(p_data->nfc_discover)); 2204 if (old_sleep_wakeup_flag) 2205 { 2206 /* Handle sleep wakeup success: notify RW module of sleep wakeup of tag; if deactivation is pending then deactivate */ 2207 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_OK); 2208 } 2209 else if (status == NFA_STATUS_FAILED) 2210 { 2211 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2212 2213 /* after receiving deactivate event, restart discovery */ 2214 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2215 } 2216 break; 2217 case NFA_DM_RF_DEACTIVATE_CMD: 2218 if (old_sleep_wakeup_flag) 2219 { 2220 nfa_dm_cb.disc_cb.deact_pending = TRUE; 2221 nfa_dm_cb.disc_cb.pending_deact_type = p_data->deactivate_type; 2222 } 2223 /* if deactivate CMD was not sent to NFCC */ 2224 else if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP)) 2225 { 2226 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_W4_RSP; 2227 /* only IDLE mode is allowed */ 2228 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2229 } 2230 break; 2231 case NFA_DM_RF_DEACTIVATE_RSP: 2232 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2233 /* notify exiting from host select state */ 2234 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2235 2236 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2237 nfa_dm_start_rf_discover (); 2238 break; 2239 2240 case NFA_DM_CORE_INTF_ERROR_NTF: 2241 sleep_wakeup_event = TRUE; 2242 if (!old_sleep_wakeup_flag) 2243 { 2244 /* target activation failed, upper layer may deactivate or select again */ 2245 conn_evt.status = NFA_STATUS_FAILED; 2246 nfa_dm_conn_cback_event_notify (NFA_SELECT_RESULT_EVT, &conn_evt); 2247 } 2248 break; 2249 default: 2250 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_w4_host_select (): Unexpected discovery event"); 2251 break; 2252 } 2253 2254 if (old_sleep_wakeup_flag && sleep_wakeup_event && !sleep_wakeup_event_processed) 2255 { 2256 /* performing sleep wakeup and exception conditions happened 2257 * clear sleep wakeup information and report failure */ 2258 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_FAILED); 2259 } 2260} 2261 2262/******************************************************************************* 2263** 2264** Function nfa_dm_disc_sm_poll_active 2265** 2266** Description Processing discovery events in NFA_DM_RFST_POLL_ACTIVE state 2267** 2268** Returns void 2269** 2270*******************************************************************************/ 2271static void nfa_dm_disc_sm_poll_active (tNFA_DM_RF_DISC_SM_EVENT event, 2272 tNFA_DM_RF_DISC_DATA *p_data) 2273{ 2274 tNFC_STATUS status; 2275 tNFA_DM_DISC_FLAGS old_sleep_wakeup_flag = (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_CHECKING); 2276 BOOLEAN sleep_wakeup_event = FALSE; 2277 BOOLEAN sleep_wakeup_event_processed = FALSE; 2278 tNFC_DEACTIVATE_DEVT deact; 2279 2280 switch (event) 2281 { 2282 case NFA_DM_RF_DEACTIVATE_CMD: 2283 if (nfa_dm_cb.disc_cb.activated_protocol == NCI_PROTOCOL_MIFARE) 2284 { 2285 nfa_dm_cb.disc_cb.deact_pending = TRUE; 2286 nfa_dm_cb.disc_cb.pending_deact_type = p_data->deactivate_type; 2287 status = nfa_dm_send_deactivate_cmd (p_data->deactivate_type); 2288 break; 2289 } 2290 2291 if (old_sleep_wakeup_flag) 2292 { 2293 /* sleep wakeup is already enabled when deactivate cmd is requested, 2294 * keep the information in control block to issue it later */ 2295 nfa_dm_cb.disc_cb.deact_pending = TRUE; 2296 nfa_dm_cb.disc_cb.pending_deact_type = p_data->deactivate_type; 2297 } 2298 else 2299 { 2300 status = nfa_dm_send_deactivate_cmd(p_data->deactivate_type); 2301 } 2302 2303 break; 2304 case NFA_DM_RF_DEACTIVATE_RSP: 2305 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2306 /* register callback to get interface error NTF */ 2307 NFC_SetStaticRfCback (nfa_dm_disc_data_cback); 2308 2309 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2310 { 2311 /* it's race condition. received deactivate NTF before receiving RSP */ 2312 2313 deact.status = NFC_STATUS_OK; 2314 deact.type = NFC_DEACTIVATE_TYPE_IDLE; 2315 deact.is_ntf = TRUE; 2316 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, (tNFC_DISCOVER*)&deact); 2317 2318 /* NFCC is in IDLE state */ 2319 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2320 nfa_dm_start_rf_discover (); 2321 } 2322 break; 2323 case NFA_DM_RF_DEACTIVATE_NTF: 2324 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2325 2326 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2327 2328 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP) 2329 { 2330 /* it's race condition. received deactivate NTF before receiving RSP */ 2331 /* notify deactivation after receiving deactivate RSP */ 2332 NFA_TRACE_DEBUG0 ("Rx deactivate NTF while waiting for deactivate RSP"); 2333 break; 2334 } 2335 2336 sleep_wakeup_event = TRUE; 2337 2338 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2339 2340 if ( (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP) 2341 ||(p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP_AF) ) 2342 { 2343 nfa_dm_disc_new_state (NFA_DM_RFST_W4_HOST_SELECT); 2344 if (old_sleep_wakeup_flag) 2345 { 2346 sleep_wakeup_event_processed = TRUE; 2347 /* process pending deactivate request */ 2348 if (nfa_dm_cb.disc_cb.deact_pending) 2349 { 2350 /* notify RW module that sleep wakeup is finished */ 2351 /* if deactivation is pending then deactivate */ 2352 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_OK); 2353 2354 /* Notify NFA RW sub-systems because NFA_DM_RF_DEACTIVATE_RSP will not call this function */ 2355 nfa_rw_proc_disc_evt (NFA_DM_RF_DISC_DEACTIVATED_EVT, NULL, TRUE); 2356 } 2357 else 2358 { 2359 /* Successfully went to sleep mode for sleep wakeup */ 2360 /* Now wake up the tag to complete the operation */ 2361 NFC_DiscoverySelect (nfa_dm_cb.disc_cb.activated_rf_disc_id, 2362 nfa_dm_cb.disc_cb.activated_protocol, 2363 nfa_dm_cb.disc_cb.activated_rf_interface); 2364 } 2365 2366 } 2367 } 2368 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 2369 { 2370 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2371 nfa_dm_start_rf_discover (); 2372 } 2373 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 2374 { 2375 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 2376 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 2377 { 2378 /* stop discovery */ 2379 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2380 } 2381 } 2382 break; 2383 2384 case NFA_DM_CORE_INTF_ERROR_NTF: 2385 sleep_wakeup_event = TRUE; 2386 if ( (!old_sleep_wakeup_flag) 2387 ||(!nfa_dm_cb.disc_cb.deact_pending) ) 2388 { 2389 nfa_dm_send_deactivate_cmd (NFA_DEACTIVATE_TYPE_DISCOVERY); 2390 } 2391 break; 2392 2393 default: 2394 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_poll_active (): Unexpected discovery event"); 2395 break; 2396 } 2397 2398 if (old_sleep_wakeup_flag && sleep_wakeup_event && !sleep_wakeup_event_processed) 2399 { 2400 /* performing sleep wakeup and exception conditions happened 2401 * clear sleep wakeup information and report failure */ 2402 nfa_dm_disc_end_sleep_wakeup (NFC_STATUS_FAILED); 2403 } 2404} 2405 2406/******************************************************************************* 2407** 2408** Function nfa_dm_disc_sm_listen_active 2409** 2410** Description Processing discovery events in NFA_DM_RFST_LISTEN_ACTIVE state 2411** 2412** Returns void 2413** 2414*******************************************************************************/ 2415static void nfa_dm_disc_sm_listen_active (tNFA_DM_RF_DISC_SM_EVENT event, 2416 tNFA_DM_RF_DISC_DATA *p_data) 2417{ 2418 tNFC_DEACTIVATE_DEVT deact; 2419 2420 switch (event) 2421 { 2422 case NFA_DM_RF_DEACTIVATE_CMD: 2423 nfa_dm_send_deactivate_cmd(p_data->deactivate_type); 2424 break; 2425 case NFA_DM_RF_DEACTIVATE_RSP: 2426 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2427 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2428 { 2429 /* it's race condition. received deactivate NTF before receiving RSP */ 2430 2431 deact.status = NFC_STATUS_OK; 2432 deact.type = NFC_DEACTIVATE_TYPE_IDLE; 2433 deact.is_ntf = TRUE; 2434 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, (tNFC_DISCOVER*)&deact); 2435 2436 /* NFCC is in IDLE state */ 2437 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2438 nfa_dm_start_rf_discover (); 2439 } 2440 break; 2441 case NFA_DM_RF_DEACTIVATE_NTF: 2442 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2443 2444 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2445 2446 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_RSP) 2447 { 2448 /* it's race condition. received deactivate NTF before receiving RSP */ 2449 /* notify deactivation after receiving deactivate RSP */ 2450 NFA_TRACE_DEBUG0 ("Rx deactivate NTF while waiting for deactivate RSP"); 2451 } 2452 else 2453 { 2454 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2455 2456 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 2457 { 2458 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2459 nfa_dm_start_rf_discover (); 2460 } 2461 else if ( (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP) 2462 ||(p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_SLEEP_AF) ) 2463 { 2464 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_SLEEP); 2465 } 2466 else if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_DISCOVERY) 2467 { 2468 /* Discovery */ 2469 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 2470 if (nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_STOPPING) 2471 { 2472 /* stop discovery */ 2473 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2474 } 2475 } 2476 } 2477 break; 2478 2479 case NFA_DM_CORE_INTF_ERROR_NTF: 2480 break; 2481 default: 2482 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_listen_active (): Unexpected discovery event"); 2483 break; 2484 } 2485} 2486 2487/******************************************************************************* 2488** 2489** Function nfa_dm_disc_sm_listen_sleep 2490** 2491** Description Processing discovery events in NFA_DM_RFST_LISTEN_SLEEP state 2492** 2493** Returns void 2494** 2495*******************************************************************************/ 2496static void nfa_dm_disc_sm_listen_sleep (tNFA_DM_RF_DISC_SM_EVENT event, 2497 tNFA_DM_RF_DISC_DATA *p_data) 2498{ 2499 switch (event) 2500 { 2501 case NFA_DM_RF_DEACTIVATE_CMD: 2502 nfa_dm_send_deactivate_cmd (p_data->deactivate_type); 2503 2504 /* if deactivate type is not discovery then NFCC will not sent deactivation NTF */ 2505 if (p_data->deactivate_type != NFA_DEACTIVATE_TYPE_DISCOVERY) 2506 { 2507 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_NTF; 2508 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2509 } 2510 break; 2511 case NFA_DM_RF_DEACTIVATE_RSP: 2512 nfa_dm_cb.disc_cb.disc_flags &= ~NFA_DM_DISC_FLAGS_W4_RSP; 2513 /* if deactivate type in CMD was IDLE */ 2514 if (!(nfa_dm_cb.disc_cb.disc_flags & NFA_DM_DISC_FLAGS_W4_NTF)) 2515 { 2516 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2517 2518 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2519 nfa_dm_start_rf_discover (); 2520 } 2521 break; 2522 case NFA_DM_RF_DEACTIVATE_NTF: 2523 /* clear both W4_RSP and W4_NTF because of race condition between deactivat CMD and link loss */ 2524 nfa_dm_cb.disc_cb.disc_flags &= ~(NFA_DM_DISC_FLAGS_W4_RSP|NFA_DM_DISC_FLAGS_W4_NTF); 2525 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.tle); 2526 2527 /* there is no active protocol in this state, so broadcast to all by using NFA_DM_RF_DEACTIVATE_RSP */ 2528 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_RSP, &(p_data->nfc_discover)); 2529 2530 if (p_data->nfc_discover.deactivate.type == NFC_DEACTIVATE_TYPE_IDLE) 2531 { 2532 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2533 nfa_dm_start_rf_discover (); 2534 } 2535 else if (p_data->nfc_discover.deactivate.type == NFA_DEACTIVATE_TYPE_DISCOVERY) 2536 { 2537 nfa_dm_disc_new_state (NFA_DM_RFST_DISCOVERY); 2538 } 2539 else 2540 { 2541 NFA_TRACE_ERROR0 ("Unexpected deactivation type"); 2542 nfa_dm_disc_new_state (NFA_DM_RFST_IDLE); 2543 nfa_dm_start_rf_discover (); 2544 } 2545 break; 2546 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2547 nfa_dm_disc_new_state (NFA_DM_RFST_LISTEN_ACTIVE); 2548 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2549 { 2550 NFA_TRACE_DEBUG0 ("Not matched, restart discovery after receiving deactivate ntf"); 2551 2552 /* after receiving deactivate event, restart discovery */ 2553 NFC_Deactivate (NFA_DEACTIVATE_TYPE_IDLE); 2554 } 2555 break; 2556 default: 2557 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_listen_sleep (): Unexpected discovery event"); 2558 break; 2559 } 2560} 2561 2562/******************************************************************************* 2563** 2564** Function nfa_dm_disc_sm_lp_listen 2565** 2566** Description Processing discovery events in NFA_DM_RFST_LP_LISTEN state 2567** 2568** Returns void 2569** 2570*******************************************************************************/ 2571static void nfa_dm_disc_sm_lp_listen (tNFA_DM_RF_DISC_SM_EVENT event, 2572 tNFA_DM_RF_DISC_DATA *p_data) 2573{ 2574 switch (event) 2575 { 2576 case NFA_DM_RF_INTF_ACTIVATED_NTF: 2577 nfa_dm_disc_new_state (NFA_DM_RFST_LP_ACTIVE); 2578 nfa_dm_disc_notify_activation (&(p_data->nfc_discover)); 2579 if (nfa_dm_disc_notify_activation (&(p_data->nfc_discover)) == NFA_STATUS_FAILED) 2580 { 2581 NFA_TRACE_DEBUG0 ("Not matched, unexpected activation"); 2582 } 2583 break; 2584 2585 default: 2586 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_lp_listen (): Unexpected discovery event"); 2587 break; 2588 } 2589} 2590 2591/******************************************************************************* 2592** 2593** Function nfa_dm_disc_sm_lp_active 2594** 2595** Description Processing discovery events in NFA_DM_RFST_LP_ACTIVE state 2596** 2597** Returns void 2598** 2599*******************************************************************************/ 2600static void nfa_dm_disc_sm_lp_active (tNFA_DM_RF_DISC_SM_EVENT event, 2601 tNFA_DM_RF_DISC_DATA *p_data) 2602{ 2603 switch (event) 2604 { 2605 case NFA_DM_RF_DEACTIVATE_NTF: 2606 nfa_dm_disc_new_state (NFA_DM_RFST_LP_LISTEN); 2607 nfa_dm_disc_notify_deactivation (NFA_DM_RF_DEACTIVATE_NTF, &(p_data->nfc_discover)); 2608 break; 2609 default: 2610 NFA_TRACE_ERROR0 ("nfa_dm_disc_sm_lp_active (): Unexpected discovery event"); 2611 break; 2612 } 2613} 2614 2615/******************************************************************************* 2616** 2617** Function nfa_dm_disc_sm_execute 2618** 2619** Description Processing discovery related events 2620** 2621** Returns void 2622** 2623*******************************************************************************/ 2624void nfa_dm_disc_sm_execute (tNFA_DM_RF_DISC_SM_EVENT event, tNFA_DM_RF_DISC_DATA *p_data) 2625{ 2626#if (BT_TRACE_VERBOSE == TRUE) 2627 NFA_TRACE_DEBUG5 ("nfa_dm_disc_sm_execute (): state: %s (%d), event: %s(%d) disc_flags: 0x%x", 2628 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 2629 nfa_dm_disc_event_2_str (event), event, nfa_dm_cb.disc_cb.disc_flags); 2630#else 2631 NFA_TRACE_DEBUG3 ("nfa_dm_disc_sm_execute(): state: %d, event:%d disc_flags: 0x%x", 2632 nfa_dm_cb.disc_cb.disc_state, event, nfa_dm_cb.disc_cb.disc_flags); 2633#endif 2634 2635 switch (nfa_dm_cb.disc_cb.disc_state) 2636 { 2637 /* RF Discovery State - Idle */ 2638 case NFA_DM_RFST_IDLE: 2639 nfa_dm_disc_sm_idle (event, p_data); 2640 break; 2641 2642 /* RF Discovery State - Discovery */ 2643 case NFA_DM_RFST_DISCOVERY: 2644 nfa_dm_disc_sm_discovery (event, p_data); 2645 break; 2646 2647 /*RF Discovery State - Wait for all discoveries */ 2648 case NFA_DM_RFST_W4_ALL_DISCOVERIES: 2649 nfa_dm_disc_sm_w4_all_discoveries (event, p_data); 2650 break; 2651 2652 /* RF Discovery State - Wait for host selection */ 2653 case NFA_DM_RFST_W4_HOST_SELECT: 2654 nfa_dm_disc_sm_w4_host_select (event, p_data); 2655 break; 2656 2657 /* RF Discovery State - Poll mode activated */ 2658 case NFA_DM_RFST_POLL_ACTIVE: 2659 nfa_dm_disc_sm_poll_active (event, p_data); 2660 break; 2661 2662 /* RF Discovery State - listen mode activated */ 2663 case NFA_DM_RFST_LISTEN_ACTIVE: 2664 nfa_dm_disc_sm_listen_active (event, p_data); 2665 break; 2666 2667 /* RF Discovery State - listen mode sleep */ 2668 case NFA_DM_RFST_LISTEN_SLEEP: 2669 nfa_dm_disc_sm_listen_sleep (event, p_data); 2670 break; 2671 2672 /* Listening in Low Power mode */ 2673 case NFA_DM_RFST_LP_LISTEN: 2674 nfa_dm_disc_sm_lp_listen (event, p_data); 2675 break; 2676 2677 /* Activated in Low Power mode */ 2678 case NFA_DM_RFST_LP_ACTIVE: 2679 nfa_dm_disc_sm_lp_active (event, p_data); 2680 break; 2681 } 2682#if (BT_TRACE_VERBOSE == TRUE) 2683 NFA_TRACE_DEBUG3 ("nfa_dm_disc_sm_execute (): new state: %s (%d), disc_flags: 0x%x", 2684 nfa_dm_disc_state_2_str (nfa_dm_cb.disc_cb.disc_state), nfa_dm_cb.disc_cb.disc_state, 2685 nfa_dm_cb.disc_cb.disc_flags); 2686#else 2687 NFA_TRACE_DEBUG2 ("nfa_dm_disc_sm_execute(): new state: %d, disc_flags: 0x%x", 2688 nfa_dm_cb.disc_cb.disc_state, nfa_dm_cb.disc_cb.disc_flags); 2689#endif 2690} 2691 2692/******************************************************************************* 2693** 2694** Function nfa_dm_add_rf_discover 2695** 2696** Description Add discovery configuration and callback function 2697** 2698** Returns valid handle if success 2699** 2700*******************************************************************************/ 2701tNFA_HANDLE nfa_dm_add_rf_discover (tNFA_DM_DISC_TECH_PROTO_MASK disc_mask, 2702 tNFA_DM_DISC_HOST_ID host_id, 2703 tNFA_DISCOVER_CBACK *p_disc_cback) 2704{ 2705 UINT8 xx; 2706 2707 NFA_TRACE_DEBUG1 ("nfa_dm_add_rf_discover () disc_mask=0x%x", disc_mask); 2708 2709 for (xx = 0; xx < NFA_DM_DISC_NUM_ENTRIES; xx++) 2710 { 2711 if (!nfa_dm_cb.disc_cb.entry[xx].in_use) 2712 { 2713 nfa_dm_cb.disc_cb.entry[xx].in_use = TRUE; 2714 nfa_dm_cb.disc_cb.entry[xx].requested_disc_mask = disc_mask; 2715 nfa_dm_cb.disc_cb.entry[xx].host_id = host_id; 2716 nfa_dm_cb.disc_cb.entry[xx].p_disc_cback = p_disc_cback; 2717 nfa_dm_cb.disc_cb.entry[xx].disc_flags = NFA_DM_DISC_FLAGS_NOTIFY; 2718 return xx; 2719 } 2720 } 2721 2722 return NFA_HANDLE_INVALID; 2723} 2724 2725/******************************************************************************* 2726** 2727** Function nfa_dm_start_excl_discovery 2728** 2729** Description Start exclusive RF discovery 2730** 2731** Returns void 2732** 2733*******************************************************************************/ 2734void nfa_dm_start_excl_discovery (tNFA_TECHNOLOGY_MASK poll_tech_mask, 2735 tNFA_LISTEN_CFG *p_listen_cfg, 2736 tNFA_DISCOVER_CBACK *p_disc_cback) 2737{ 2738 tNFA_DM_DISC_TECH_PROTO_MASK poll_disc_mask = 0; 2739 2740 NFA_TRACE_DEBUG0 ("nfa_dm_start_excl_discovery ()"); 2741 2742 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_A) 2743 { 2744 poll_disc_mask |= NFA_DM_DISC_MASK_PA_T1T; 2745 poll_disc_mask |= NFA_DM_DISC_MASK_PA_T2T; 2746 poll_disc_mask |= NFA_DM_DISC_MASK_PA_ISO_DEP; 2747 poll_disc_mask |= NFA_DM_DISC_MASK_PA_NFC_DEP; 2748 poll_disc_mask |= NFA_DM_DISC_MASK_P_LEGACY; 2749 } 2750 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_A_ACTIVE) 2751 { 2752 poll_disc_mask |= NFA_DM_DISC_MASK_PAA_NFC_DEP; 2753 } 2754 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_B) 2755 { 2756 poll_disc_mask |= NFA_DM_DISC_MASK_PB_ISO_DEP; 2757 } 2758 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_F) 2759 { 2760 poll_disc_mask |= NFA_DM_DISC_MASK_PF_T3T; 2761 poll_disc_mask |= NFA_DM_DISC_MASK_PF_NFC_DEP; 2762 } 2763 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_F_ACTIVE) 2764 { 2765 poll_disc_mask |= NFA_DM_DISC_MASK_PFA_NFC_DEP; 2766 } 2767 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_ISO15693) 2768 { 2769 poll_disc_mask |= NFA_DM_DISC_MASK_P_ISO15693; 2770 } 2771 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_B_PRIME) 2772 { 2773 poll_disc_mask |= NFA_DM_DISC_MASK_P_B_PRIME; 2774 } 2775 if (poll_tech_mask & NFA_TECHNOLOGY_MASK_KOVIO) 2776 { 2777 poll_disc_mask |= NFA_DM_DISC_MASK_P_KOVIO; 2778 } 2779 2780 nfa_dm_cb.disc_cb.excl_disc_entry.in_use = TRUE; 2781 nfa_dm_cb.disc_cb.excl_disc_entry.requested_disc_mask = poll_disc_mask; 2782 nfa_dm_cb.disc_cb.excl_disc_entry.host_id = NFA_DM_DISC_HOST_ID_DH; 2783 nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback = p_disc_cback; 2784 nfa_dm_cb.disc_cb.excl_disc_entry.disc_flags = NFA_DM_DISC_FLAGS_NOTIFY; 2785 2786 memcpy (&nfa_dm_cb.disc_cb.excl_listen_config, p_listen_cfg, sizeof (tNFA_LISTEN_CFG)); 2787 2788 nfa_dm_disc_sm_execute (NFA_DM_RF_DISCOVER_CMD, NULL); 2789} 2790 2791/******************************************************************************* 2792** 2793** Function nfa_dm_stop_excl_discovery 2794** 2795** Description Stop exclusive RF discovery 2796** 2797** Returns void 2798** 2799*******************************************************************************/ 2800void nfa_dm_stop_excl_discovery (void) 2801{ 2802 NFA_TRACE_DEBUG0 ("nfa_dm_stop_excl_discovery ()"); 2803 2804 nfa_dm_cb.disc_cb.excl_disc_entry.in_use = FALSE; 2805 nfa_dm_cb.disc_cb.excl_disc_entry.p_disc_cback = NULL; 2806} 2807 2808/******************************************************************************* 2809** 2810** Function nfa_dm_delete_rf_discover 2811** 2812** Description Remove discovery configuration and callback function 2813** 2814** Returns void 2815** 2816*******************************************************************************/ 2817void nfa_dm_delete_rf_discover (tNFA_HANDLE handle) 2818{ 2819 NFA_TRACE_DEBUG1 ("nfa_dm_delete_rf_discover () handle=0x%x", handle); 2820 2821 if (handle < NFA_DM_DISC_NUM_ENTRIES) 2822 { 2823 nfa_dm_cb.disc_cb.entry[handle].in_use = FALSE; 2824 } 2825 else 2826 { 2827 NFA_TRACE_ERROR0 ("Invalid discovery handle"); 2828 } 2829} 2830 2831/******************************************************************************* 2832** 2833** Function nfa_dm_rf_discover_select 2834** 2835** Description Select target, protocol and RF interface 2836** 2837** Returns void 2838** 2839*******************************************************************************/ 2840void nfa_dm_rf_discover_select (UINT8 rf_disc_id, 2841 tNFA_NFC_PROTOCOL protocol, 2842 tNFA_INTF_TYPE rf_interface) 2843{ 2844 tNFA_DM_DISC_SELECT_PARAMS select_params; 2845 tNFA_CONN_EVT_DATA conn_evt; 2846 2847 NFA_TRACE_DEBUG3 ("nfa_dm_disc_select () rf_disc_id:0x%X, protocol:0x%X, rf_interface:0x%X", 2848 rf_disc_id, protocol, rf_interface); 2849 2850 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_W4_HOST_SELECT) 2851 { 2852 /* state is OK: notify the status when the response is received from NFCC */ 2853 select_params.rf_disc_id = rf_disc_id; 2854 select_params.protocol = protocol; 2855 select_params.rf_interface = rf_interface; 2856 2857 nfa_dm_cb.disc_cb.disc_flags |= NFA_DM_DISC_FLAGS_NOTIFY; 2858 nfa_dm_disc_sm_execute (NFA_DM_RF_DISCOVER_SELECT_CMD, (tNFA_DM_RF_DISC_DATA *) &select_params); 2859 } 2860 else 2861 { 2862 /* Wrong state: notify failed status right away */ 2863 conn_evt.status = NFA_STATUS_FAILED; 2864 nfa_dm_conn_cback_event_notify (NFA_SELECT_RESULT_EVT, &conn_evt); 2865 } 2866} 2867 2868/******************************************************************************* 2869** 2870** Function nfa_dm_rf_deactivate 2871** 2872** Description Deactivate NFC link 2873** 2874** Returns NFA_STATUS_OK if success 2875** 2876*******************************************************************************/ 2877tNFA_STATUS nfa_dm_rf_deactivate (tNFA_DEACTIVATE_TYPE deactivate_type) 2878{ 2879 NFA_TRACE_DEBUG1 ("nfa_dm_rf_deactivate () deactivate_type:0x%X", deactivate_type); 2880 2881 if (deactivate_type == NFA_DEACTIVATE_TYPE_SLEEP) 2882 { 2883 if (nfa_dm_cb.disc_cb.activated_protocol == NFA_PROTOCOL_NFC_DEP) 2884 deactivate_type = NFC_DEACTIVATE_TYPE_SLEEP_AF; 2885 else 2886 deactivate_type = NFC_DEACTIVATE_TYPE_SLEEP; 2887 } 2888 2889 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_IDLE) 2890 { 2891 return NFA_STATUS_FAILED; 2892 } 2893 else if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_DISCOVERY) 2894 { 2895 if (deactivate_type == NFA_DEACTIVATE_TYPE_DISCOVERY) 2896 { 2897 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 2898 { 2899 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.kovio_tle); 2900 nfa_dm_disc_kovio_timeout_cback (&nfa_dm_cb.disc_cb.kovio_tle); 2901 return NFA_STATUS_OK; 2902 } 2903 else 2904 { 2905 /* it could be race condition. */ 2906 NFA_TRACE_DEBUG0 ("nfa_dm_rf_deactivate (): already in discovery state"); 2907 return NFA_STATUS_FAILED; 2908 } 2909 } 2910 else if (deactivate_type == NFA_DEACTIVATE_TYPE_IDLE) 2911 { 2912 if (nfa_dm_cb.disc_cb.kovio_tle.in_use) 2913 { 2914 nfa_sys_stop_timer (&nfa_dm_cb.disc_cb.kovio_tle); 2915 nfa_dm_disc_kovio_timeout_cback (&nfa_dm_cb.disc_cb.kovio_tle); 2916 } 2917 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, (tNFA_DM_RF_DISC_DATA *) &deactivate_type); 2918 return NFA_STATUS_OK; 2919 } 2920 else 2921 { 2922 return NFA_STATUS_FAILED; 2923 } 2924 } 2925 else 2926 { 2927 nfa_dm_disc_sm_execute (NFA_DM_RF_DEACTIVATE_CMD, (tNFA_DM_RF_DISC_DATA *) &deactivate_type); 2928 return NFA_STATUS_OK; 2929 } 2930} 2931 2932#if (BT_TRACE_VERBOSE == TRUE) 2933/******************************************************************************* 2934** 2935** Function nfa_dm_disc_state_2_str 2936** 2937** Description convert nfc discovery state to string 2938** 2939*******************************************************************************/ 2940static char *nfa_dm_disc_state_2_str (UINT8 state) 2941{ 2942 switch (state) 2943 { 2944 case NFA_DM_RFST_IDLE: 2945 return "IDLE"; 2946 2947 case NFA_DM_RFST_DISCOVERY: 2948 return "DISCOVERY"; 2949 2950 case NFA_DM_RFST_W4_ALL_DISCOVERIES: 2951 return "W4_ALL_DISCOVERIES"; 2952 2953 case NFA_DM_RFST_W4_HOST_SELECT: 2954 return "W4_HOST_SELECT"; 2955 2956 case NFA_DM_RFST_POLL_ACTIVE: 2957 return "POLL_ACTIVE"; 2958 2959 case NFA_DM_RFST_LISTEN_ACTIVE: 2960 return "LISTEN_ACTIVE"; 2961 2962 case NFA_DM_RFST_LISTEN_SLEEP: 2963 return "LISTEN_SLEEP"; 2964 2965 case NFA_DM_RFST_LP_LISTEN: 2966 return "LP_LISTEN"; 2967 2968 case NFA_DM_RFST_LP_ACTIVE: 2969 return "LP_ACTIVE"; 2970 } 2971 return "Unknown"; 2972} 2973 2974/******************************************************************************* 2975** 2976** Function nfa_dm_disc_event_2_str 2977** 2978** Description convert nfc discovery RSP/NTF to string 2979** 2980*******************************************************************************/ 2981static char *nfa_dm_disc_event_2_str (UINT8 event) 2982{ 2983 switch (event) 2984 { 2985 case NFA_DM_RF_DISCOVER_CMD: 2986 return "DISCOVER_CMD"; 2987 2988 case NFA_DM_RF_DISCOVER_RSP: 2989 return "DISCOVER_RSP"; 2990 2991 case NFA_DM_RF_DISCOVER_NTF: 2992 return "DISCOVER_NTF"; 2993 2994 case NFA_DM_RF_DISCOVER_SELECT_CMD: 2995 return "SELECT_CMD"; 2996 2997 case NFA_DM_RF_DISCOVER_SELECT_RSP: 2998 return "SELECT_RSP"; 2999 3000 case NFA_DM_RF_INTF_ACTIVATED_NTF: 3001 return "ACTIVATED_NTF"; 3002 3003 case NFA_DM_RF_DEACTIVATE_CMD: 3004 return "DEACTIVATE_CMD"; 3005 3006 case NFA_DM_RF_DEACTIVATE_RSP: 3007 return "DEACTIVATE_RSP"; 3008 3009 case NFA_DM_RF_DEACTIVATE_NTF: 3010 return "DEACTIVATE_NTF"; 3011 3012 case NFA_DM_LP_LISTEN_CMD: 3013 return "NFA_DM_LP_LISTEN_CMD"; 3014 3015 case NFA_DM_CORE_INTF_ERROR_NTF: 3016 return "INTF_ERROR_NTF"; 3017 3018 } 3019 return "Unknown"; 3020} 3021#endif /* BT_TRACE_VERBOSE */ 3022 3023/******************************************************************************* 3024** 3025** Function P2P_Prio_Logic 3026** 3027** Description Implements algorithm for NFC-DEP protocol priority over 3028** ISO-DEP protocol. 3029** 3030** Returns True if success 3031** 3032*******************************************************************************/ 3033BOOLEAN nfa_dm_p2p_prio_logic (UINT8 event, UINT8 *p, UINT8 event_type) 3034{ 3035 if (!nfa_poll_bail_out_mode) 3036 { 3037 NFA_TRACE_DEBUG0 ("p2p priority is running under bail out mode ONLY."); 3038 return TRUE; 3039 } 3040 3041 if ((nfa_dm_cb.flags & NFA_DM_FLAGS_P2P_PAUSED) && 3042 (nfa_dm_cb.flags & NFA_DM_FLAGS_LISTEN_DISABLED)) 3043 { 3044 NFA_TRACE_DEBUG0 ("returning from nfa_dm_p2p_prio_logic Disable p2p_prio_logic"); 3045 return TRUE; 3046 } 3047 3048 if (event == NCI_MSG_RF_DISCOVER && p2p_prio_logic_data.timer_expired == TRUE && event_type == NFA_DM_P2P_PRIO_RSP) 3049 { 3050 NFA_TRACE_DEBUG0 ("nfa_dm_p2p_prio_logic starting a timer for next rf intf activated ntf"); 3051 nfc_start_quick_timer (&p2p_prio_logic_data.timer_list, 3052 NFC_TTYPE_P2P_PRIO_LOGIC_CLEANUP, 3053 ((UINT32) nfa_dm_act_get_rf_disc_duration() * QUICK_TIMER_TICKS_PER_SEC) / 1000); 3054 return TRUE; 3055 } 3056 3057 if (event == NCI_MSG_RF_INTF_ACTIVATED && p2p_prio_logic_data.timer_expired == TRUE) 3058 { 3059 NFA_TRACE_DEBUG0 ("nfa_dm_p2p_prio_logic stopping a timer for next rf intf activated ntf"); 3060 nfc_stop_quick_timer (&p2p_prio_logic_data.timer_list); 3061 } 3062 3063 if (nfa_dm_cb.disc_cb.disc_state == NFA_DM_RFST_DISCOVERY) 3064 { 3065 UINT8 rf_disc_id = 0xFF; 3066 UINT8 type = 0xFF; 3067 UINT8 protocol = 0xFF; 3068 UINT8 tech_mode = 0xFF; 3069 3070 NFA_TRACE_DEBUG0 ("P2P_Prio_Logic"); 3071 3072 if (event == NCI_MSG_RF_INTF_ACTIVATED ) 3073 { 3074 rf_disc_id = *p++; 3075 type = *p++; 3076 protocol = *p++; 3077 tech_mode = *p++; 3078 } 3079 NFA_TRACE_DEBUG1 ("nfa_dm_p2p_prio_logic event_type = 0x%x", event_type); 3080 3081 if (event == NCI_MSG_RF_INTF_ACTIVATED && tech_mode >= 0x80) 3082 { 3083 NFA_TRACE_DEBUG0 ("nfa_dm_p2p_prio_logic listen mode activated reset all the nfa_dm_p2p_prio_logic variables "); 3084 nfa_dm_p2p_prio_logic_cleanup (); 3085 } 3086 3087 if ((tech_mode < 0x80) && 3088 event == NCI_MSG_RF_INTF_ACTIVATED && 3089 protocol == NCI_PROTOCOL_ISO_DEP && 3090 p2p_prio_logic_data.isodep_detected == FALSE) 3091 { 3092 nfa_dm_p2p_prio_logic_cleanup (); 3093 p2p_prio_logic_data.isodep_detected = TRUE; 3094 p2p_prio_logic_data.first_tech_mode = tech_mode; 3095 NFA_TRACE_DEBUG0 ("ISO-DEP Detected First Time Resume the Polling Loop"); 3096 nci_snd_deactivate_cmd (NFA_DEACTIVATE_TYPE_DISCOVERY); 3097 return FALSE; 3098 } 3099 3100 else if (event == NCI_MSG_RF_INTF_ACTIVATED && 3101 protocol == NCI_PROTOCOL_ISO_DEP && 3102 p2p_prio_logic_data.isodep_detected == TRUE && 3103 p2p_prio_logic_data.first_tech_mode != tech_mode) 3104 { 3105 p2p_prio_logic_data.isodep_detected = TRUE; 3106 p2p_prio_logic_data.timer_expired = FALSE; 3107 NFA_TRACE_DEBUG0 ("ISO-DEP Detected Second Time Other Techmode Resume the Polling Loop"); 3108 nfc_stop_quick_timer (&p2p_prio_logic_data.timer_list); 3109 nci_snd_deactivate_cmd (NFA_DEACTIVATE_TYPE_DISCOVERY); 3110 return FALSE; 3111 } 3112 3113 else if (event == NCI_MSG_RF_INTF_ACTIVATED && 3114 protocol == NCI_PROTOCOL_ISO_DEP && 3115 p2p_prio_logic_data.isodep_detected == TRUE && 3116 p2p_prio_logic_data.timer_expired == TRUE) 3117 { 3118 NFA_TRACE_DEBUG0 ("ISO-DEP Detected TimerExpired, Final Notifying the Event"); 3119 nfc_stop_quick_timer (&p2p_prio_logic_data.timer_list); 3120 nfa_dm_p2p_prio_logic_cleanup (); 3121 } 3122 3123 else if (event == NCI_MSG_RF_INTF_ACTIVATED && 3124 protocol == NCI_PROTOCOL_ISO_DEP && 3125 p2p_prio_logic_data.isodep_detected == TRUE && 3126 p2p_prio_logic_data.first_tech_mode == tech_mode) 3127 { 3128 NFA_TRACE_DEBUG0 ("ISO-DEP Detected Same Techmode, Final Notifying the Event"); 3129 nfc_stop_quick_timer (&p2p_prio_logic_data.timer_list); 3130 NFA_TRACE_DEBUG0 ("P2P_Stop_Timer"); 3131 nfa_dm_p2p_prio_logic_cleanup (); 3132 } 3133 3134 else if (event == NCI_MSG_RF_INTF_ACTIVATED && 3135 protocol != NCI_PROTOCOL_ISO_DEP && 3136 p2p_prio_logic_data.isodep_detected == TRUE) 3137 { 3138 NFA_TRACE_DEBUG0 ("ISO-DEP Not Detected Giving Priority for other Technology"); 3139 nfc_stop_quick_timer (&p2p_prio_logic_data.timer_list); 3140 NFA_TRACE_DEBUG0 ("P2P_Stop_Timer"); 3141 nfa_dm_p2p_prio_logic_cleanup (); 3142 } 3143 3144 else if (event == NCI_MSG_RF_DEACTIVATE && 3145 p2p_prio_logic_data.isodep_detected == TRUE && 3146 p2p_prio_logic_data.timer_expired == FALSE && 3147 event_type == NFA_DM_P2P_PRIO_RSP) 3148 { 3149 NFA_TRACE_DEBUG0 ("NFA_DM_RF_DEACTIVATE_RSP"); 3150 return FALSE; 3151 } 3152 3153 else if (event == NCI_MSG_RF_DEACTIVATE && 3154 p2p_prio_logic_data.isodep_detected == TRUE && 3155 p2p_prio_logic_data.timer_expired == FALSE && 3156 event_type == NFA_DM_P2P_PRIO_NTF) 3157 { 3158 NFA_TRACE_DEBUG0 ("NFA_DM_RF_DEACTIVATE_NTF"); 3159 3160 nfc_start_quick_timer (&p2p_prio_logic_data.timer_list, 3161 NFC_TTYPE_P2P_PRIO_RESPONSE, 3162 ((UINT32) 160 * QUICK_TIMER_TICKS_PER_SEC) / 1000 ); 3163 3164 NFA_TRACE_DEBUG0 ("P2P_Start_Timer"); 3165 3166 return FALSE; 3167 } 3168 } 3169 3170 NFA_TRACE_DEBUG0 ("returning TRUE"); 3171 return TRUE; 3172} 3173 3174/******************************************************************************* 3175** 3176** Function p2p_prio_logic_timeout 3177** 3178** Description Callback function for p2p timer 3179** 3180** Returns void 3181** 3182*******************************************************************************/ 3183void nfa_dm_p2p_timer_event () 3184{ 3185 NFA_TRACE_DEBUG0 ("P2P_Timer_timeout NFC-DEP Not Discovered!!"); 3186 3187 p2p_prio_logic_data.timer_expired = TRUE; 3188 3189 if (p2p_prio_logic_data.isodep_detected == TRUE) 3190 { 3191 NFA_TRACE_DEBUG0 ("Deactivate and Restart RF discovery"); 3192 nci_snd_deactivate_cmd (NFC_DEACTIVATE_TYPE_IDLE); 3193 } 3194} 3195 3196/******************************************************************************* 3197** 3198** Function nfa_dm_p2p_prio_logic_cleanup 3199** 3200** Description Callback function for p2p prio logic cleanup timer 3201** 3202** Returns void 3203** 3204*******************************************************************************/ 3205void nfa_dm_p2p_prio_logic_cleanup () 3206{ 3207 memset (&p2p_prio_logic_data, 0x00, sizeof(nfa_dm_p2p_prio_logic_t)); 3208} 3209