include/net/nfc/nci.h

   1 /*
   2  *  The NFC Controller Interface is the communication protocol between an
   3  *  NFC Controller (NFCC) and a Device Host (DH).
   4  *
   5  *  Copyright (C) 2014 Marvell International Ltd.
   6  *  Copyright (C) 2011 Texas Instruments, Inc.
   7  *
   8  *  Written by Ilan Elias <ilane@ti.com>
   9  *
  10  *  Acknowledgements:
  11  *  This file is based on hci.h, which was written
  12  *  by Maxim Krasnyansky.
  13  *
  14  *  This program is free software; you can redistribute it and/or modify
  15  *  it under the terms of the GNU General Public License version 2
  16  *  as published by the Free Software Foundation
  17  *
  18  *  This program is distributed in the hope that it will be useful,
  19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *  GNU General Public License for more details.
  22  *
  23  *  You should have received a copy of the GNU General Public License
  24  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  25  *
  26  */
  27
  28 #ifndef __NCI_H
  29 #define __NCI_H
  30
  31 #include <net/nfc/nfc.h>
  32
  33 /* NCI constants */
  34 #define NCI_MAX_NUM_MAPPING_CONFIGS                             10
  35 #define NCI_MAX_NUM_RF_CONFIGS                                  10
  36 #define NCI_MAX_NUM_CONN                                        10
  37 #define NCI_MAX_PARAM_LEN                                       251
  38 #define NCI_MAX_PAYLOAD_SIZE                                    255
  39 #define NCI_MAX_PACKET_SIZE                                     258
  40
  41 /* NCI Status Codes */
  42 #define NCI_STATUS_OK                                           0x00
  43 #define NCI_STATUS_REJECTED                                     0x01
  44 #define NCI_STATUS_RF_FRAME_CORRUPTED                           0x02
  45 #define NCI_STATUS_FAILED                                       0x03
  46 #define NCI_STATUS_NOT_INITIALIZED                              0x04
  47 #define NCI_STATUS_SYNTAX_ERROR                                 0x05
  48 #define NCI_STATUS_SEMANTIC_ERROR                               0x06
  49 #define NCI_STATUS_UNKNOWN_GID                                  0x07
  50 #define NCI_STATUS_UNKNOWN_OID                                  0x08
  51 #define NCI_STATUS_INVALID_PARAM                                0x09
  52 #define NCI_STATUS_MESSAGE_SIZE_EXCEEDED                        0x0a
  53 /* Discovery Specific Status Codes */
  54 #define NCI_STATUS_DISCOVERY_ALREADY_STARTED                    0xa0
  55 #define NCI_STATUS_DISCOVERY_TARGET_ACTIVATION_FAILED           0xa1
  56 #define NCI_STATUS_DISCOVERY_TEAR_DOWN                          0xa2
  57 /* RF Interface Specific Status Codes */
  58 #define NCI_STATUS_RF_TRANSMISSION_ERROR                        0xb0
  59 #define NCI_STATUS_RF_PROTOCOL_ERROR                            0xb1
  60 #define NCI_STATUS_RF_TIMEOUT_ERROR                             0xb2
  61 /* NFCEE Interface Specific Status Codes */
  62 #define NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED            0xc0
  63 #define NCI_STATUS_NFCEE_TRANSMISSION_ERROR                     0xc1
  64 #define NCI_STATUS_NFCEE_PROTOCOL_ERROR                         0xc2
  65 #define NCI_STATUS_NFCEE_TIMEOUT_ERROR                          0xc3
  66
  67 /* NFCEE Interface/Protocols */
  68 #define NCI_NFCEE_INTERFACE_APDU           0x00
  69 #define NCI_NFCEE_INTERFACE_HCI_ACCESS     0x01
  70 #define NCI_NFCEE_INTERFACE_TYPE3_CMD_SET  0x02
  71 #define NCI_NFCEE_INTERFACE_TRANSPARENT        0x03
  72
  73 /* Destination type */
  74 #define NCI_DESTINATION_NFCC_LOOPBACK      0x01
  75 #define NCI_DESTINATION_REMOTE_NFC_ENDPOINT    0x02
  76 #define NCI_DESTINATION_NFCEE              0x03
  77
  78 /* Destination-specific parameters type */
  79 #define NCI_DESTINATION_SPECIFIC_PARAM_RF_TYPE     0x00
  80 #define NCI_DESTINATION_SPECIFIC_PARAM_NFCEE_TYPE  0x01
  81
  82 /* NFCEE Discovery Action */
  83 #define NCI_NFCEE_DISCOVERY_ACTION_DISABLE                      0x00
  84 #define NCI_NFCEE_DISCOVERY_ACTION_ENABLE                       0x01
  85
  86 /* NCI RF Technology and Mode */
  87 #define NCI_NFC_A_PASSIVE_POLL_MODE                             0x00
  88 #define NCI_NFC_B_PASSIVE_POLL_MODE                             0x01
  89 #define NCI_NFC_F_PASSIVE_POLL_MODE                             0x02
  90 #define NCI_NFC_A_ACTIVE_POLL_MODE                              0x03
  91 #define NCI_NFC_F_ACTIVE_POLL_MODE                              0x05
  92 #define NCI_NFC_V_PASSIVE_POLL_MODE                             0x06
  93 #define NCI_NFC_A_PASSIVE_LISTEN_MODE                           0x80
  94 #define NCI_NFC_B_PASSIVE_LISTEN_MODE                           0x81
  95 #define NCI_NFC_F_PASSIVE_LISTEN_MODE                           0x82
  96 #define NCI_NFC_A_ACTIVE_LISTEN_MODE                            0x83
  97 #define NCI_NFC_F_ACTIVE_LISTEN_MODE                            0x85
  98
  99 #define NCI_RF_TECH_MODE_LISTEN_MASK                            0x80
 100
 101 /* NCI RF Technologies */
 102 #define NCI_NFC_RF_TECHNOLOGY_A                                 0x00
 103 #define NCI_NFC_RF_TECHNOLOGY_B                                 0x01
 104 #define NCI_NFC_RF_TECHNOLOGY_F                                 0x02
 105 #define NCI_NFC_RF_TECHNOLOGY_V                                 0x03
 106
 107 /* NCI Bit Rates */
 108 #define NCI_NFC_BIT_RATE_106                                    0x00
 109 #define NCI_NFC_BIT_RATE_212                                    0x01
 110 #define NCI_NFC_BIT_RATE_424                                    0x02
 111 #define NCI_NFC_BIT_RATE_848                                    0x03
 112 #define NCI_NFC_BIT_RATE_1695                                   0x04
 113 #define NCI_NFC_BIT_RATE_3390                                   0x05
 114 #define NCI_NFC_BIT_RATE_6780                                   0x06
 115 #define NCI_NFC_BIT_RATE_26                                     0x20
 116
 117 /* NCI RF Protocols */
 118 #define NCI_RF_PROTOCOL_UNKNOWN                                 0x00
 119 #define NCI_RF_PROTOCOL_T1T                                     0x01
 120 #define NCI_RF_PROTOCOL_T2T                                     0x02
 121 #define NCI_RF_PROTOCOL_T3T                                     0x03
 122 #define NCI_RF_PROTOCOL_ISO_DEP                                 0x04
 123 #define NCI_RF_PROTOCOL_NFC_DEP                                 0x05
 124 #define NCI_RF_PROTOCOL_T5T                                     0x06
 125
 126 /* NCI RF Interfaces */
 127 #define NCI_RF_INTERFACE_NFCEE_DIRECT                           0x00
 128 #define NCI_RF_INTERFACE_FRAME                                  0x01
 129 #define NCI_RF_INTERFACE_ISO_DEP                                0x02
 130 #define NCI_RF_INTERFACE_NFC_DEP                                0x03
 131
 132 /* NCI Configuration Parameter Tags */
 133 #define NCI_PN_ATR_REQ_GEN_BYTES                                0x29
 134 #define NCI_LN_ATR_RES_GEN_BYTES                                0x61
 135 #define NCI_LA_SEL_INFO                                         0x32
 136 #define NCI_LF_PROTOCOL_TYPE                                    0x50
 137 #define NCI_LF_CON_BITR_F                                       0x54
 138
 139 /* NCI Configuration Parameters masks */
 140 #define NCI_LA_SEL_INFO_ISO_DEP_MASK                            0x20
 141 #define NCI_LA_SEL_INFO_NFC_DEP_MASK                            0x40
 142 #define NCI_LF_PROTOCOL_TYPE_NFC_DEP_MASK                       0x02
 143 #define NCI_LF_CON_BITR_F_212                                   0x02
 144 #define NCI_LF_CON_BITR_F_424                                   0x04
 145
 146 /* NCI Reset types */
 147 #define NCI_RESET_TYPE_KEEP_CONFIG                              0x00
 148 #define NCI_RESET_TYPE_RESET_CONFIG                             0x01
 149
 150 /* NCI Static RF connection ID */
 151 #define NCI_STATIC_RF_CONN_ID                                   0x00
 152
 153 /* NCI Data Flow Control */
 154 #define NCI_DATA_FLOW_CONTROL_NOT_USED                          0xff
 155
 156 /* NCI RF_DISCOVER_MAP_CMD modes */
 157 #define NCI_DISC_MAP_MODE_POLL                                  0x01
 158 #define NCI_DISC_MAP_MODE_LISTEN                                0x02
 159
 160 /* NCI Discover Notification Type */
 161 #define NCI_DISCOVER_NTF_TYPE_LAST                              0x00
 162 #define NCI_DISCOVER_NTF_TYPE_LAST_NFCC                         0x01
 163 #define NCI_DISCOVER_NTF_TYPE_MORE                              0x02
 164
 165 /* NCI Deactivation Type */
 166 #define NCI_DEACTIVATE_TYPE_IDLE_MODE                           0x00
 167 #define NCI_DEACTIVATE_TYPE_SLEEP_MODE                          0x01
 168 #define NCI_DEACTIVATE_TYPE_SLEEP_AF_MODE                       0x02
 169 #define NCI_DEACTIVATE_TYPE_DISCOVERY                           0x03
 170
 171 /* Message Type (MT) */
 172 #define NCI_MT_DATA_PKT                                         0x00
 173 #define NCI_MT_CMD_PKT                                          0x01
 174 #define NCI_MT_RSP_PKT                                          0x02
 175 #define NCI_MT_NTF_PKT                                          0x03
 176
 177 #define nci_mt(hdr)                     (((hdr)[0]>>5)&0x07)
 178 #define nci_mt_set(hdr, mt)             ((hdr)[0] |= (__u8)(((mt)&0x07)<<5))
 179
 180 /* Packet Boundary Flag (PBF) */
 181 #define NCI_PBF_LAST                                            0x00
 182 #define NCI_PBF_CONT                                            0x01
 183
 184 #define nci_pbf(hdr)                    (__u8)(((hdr)[0]>>4)&0x01)
 185 #define nci_pbf_set(hdr, pbf)           ((hdr)[0] |= (__u8)(((pbf)&0x01)<<4))
 186
 187 /* Control Opcode manipulation */
 188 #define nci_opcode_pack(gid, oid)       (__u16)((((__u16)((gid)&0x0f))<<8)|\
 189                                         ((__u16)((oid)&0x3f)))
 190 #define nci_opcode(hdr)                 nci_opcode_pack(hdr[0], hdr[1])
 191 #define nci_opcode_gid(op)              (__u8)(((op)&0x0f00)>>8)
 192 #define nci_opcode_oid(op)              (__u8)((op)&0x003f)
 193
 194 /* Payload Length */
 195 #define nci_plen(hdr)                   (__u8)((hdr)[2])
 196
 197 /* Connection ID */
 198 #define nci_conn_id(hdr)                (__u8)(((hdr)[0])&0x0f)
 199
 200 /* GID values */
 201 #define NCI_GID_CORE                                            0x0
 202 #define NCI_GID_RF_MGMT                                         0x1
 203 #define NCI_GID_NFCEE_MGMT                                      0x2
 204 #define NCI_GID_PROPRIETARY                                     0xf
 205
 206 /* ----- NCI over SPI head/crc(tail) room needed for outgoing frames ----- */
 207 #define NCI_SPI_HDR_LEN                                         4
 208 #define NCI_SPI_CRC_LEN                                         2
 209
 210 /* ---- NCI Packet structures ---- */
 211 #define NCI_CTRL_HDR_SIZE                                       3
 212 #define NCI_DATA_HDR_SIZE                                       3
 213
 214 struct nci_ctrl_hdr {
 215         __u8    gid;            /* MT & PBF & GID */
 216         __u8    oid;
 217         __u8    plen;
 218 } __packed;
 219
 220 struct nci_data_hdr {
 221         __u8    conn_id;        /* MT & PBF & ConnID */
 222         __u8    rfu;
 223         __u8    plen;
 224 } __packed;
 225
 226 /* ------------------------ */
 227 /* -----  NCI Commands ---- */
 228 /* ------------------------ */
 229 #define NCI_OP_CORE_RESET_CMD           nci_opcode_pack(NCI_GID_CORE, 0x00)
 230 struct nci_core_reset_cmd {
 231         __u8    reset_type;
 232 } __packed;
 233
 234 #define NCI_OP_CORE_INIT_CMD            nci_opcode_pack(NCI_GID_CORE, 0x01)
 235
 236 #define NCI_OP_CORE_SET_CONFIG_CMD      nci_opcode_pack(NCI_GID_CORE, 0x02)
 237 struct set_config_param {
 238         __u8    id;
 239         __u8    len;
 240         __u8    val[NCI_MAX_PARAM_LEN];
 241 } __packed;
 242
 243 struct nci_core_set_config_cmd {
 244         __u8    num_params;
 245         struct  set_config_param param; /* support 1 param per cmd is enough */
 246 } __packed;
 247
 248 #define NCI_OP_CORE_CONN_CREATE_CMD     nci_opcode_pack(NCI_GID_CORE, 0x04)
 249 #define DEST_SPEC_PARAMS_ID_INDEX       0
 250 #define DEST_SPEC_PARAMS_PROTOCOL_INDEX 1
 251 struct dest_spec_params {
 252         __u8    id;
 253         __u8    protocol;
 254 } __packed;
 255
 256 struct core_conn_create_dest_spec_params {
 257         __u8    type;
 258         __u8    length;
 259         __u8    value[0];
 260 } __packed;
 261
 262 struct nci_core_conn_create_cmd {
 263         __u8    destination_type;
 264         __u8    number_destination_params;
 265         struct core_conn_create_dest_spec_params params[0];
 266 } __packed;
 267
 268 #define NCI_OP_CORE_CONN_CLOSE_CMD      nci_opcode_pack(NCI_GID_CORE, 0x05)
 269
 270 #define NCI_OP_RF_DISCOVER_MAP_CMD      nci_opcode_pack(NCI_GID_RF_MGMT, 0x00)
 271 struct disc_map_config {
 272         __u8    rf_protocol;
 273         __u8    mode;
 274         __u8    rf_interface;
 275 } __packed;
 276
 277 struct nci_rf_disc_map_cmd {
 278         __u8                            num_mapping_configs;
 279         struct disc_map_config          mapping_configs
 280                                         [NCI_MAX_NUM_MAPPING_CONFIGS];
 281 } __packed;
 282
 283 #define NCI_OP_RF_DISCOVER_CMD          nci_opcode_pack(NCI_GID_RF_MGMT, 0x03)
 284 struct disc_config {
 285         __u8    rf_tech_and_mode;
 286         __u8    frequency;
 287 } __packed;
 288
 289 struct nci_rf_disc_cmd {
 290         __u8                            num_disc_configs;
 291         struct disc_config              disc_configs[NCI_MAX_NUM_RF_CONFIGS];
 292 } __packed;
 293
 294 #define NCI_OP_RF_DISCOVER_SELECT_CMD   nci_opcode_pack(NCI_GID_RF_MGMT, 0x04)
 295 struct nci_rf_discover_select_cmd {
 296         __u8    rf_discovery_id;
 297         __u8    rf_protocol;
 298         __u8    rf_interface;
 299 } __packed;
 300
 301 #define NCI_OP_RF_DEACTIVATE_CMD        nci_opcode_pack(NCI_GID_RF_MGMT, 0x06)
 302 struct nci_rf_deactivate_cmd {
 303         __u8    type;
 304 } __packed;
 305
 306 #define NCI_OP_NFCEE_DISCOVER_CMD nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x00)
 307 struct nci_nfcee_discover_cmd {
 308         __u8    discovery_action;
 309 } __packed;
 310
 311 #define NCI_OP_NFCEE_MODE_SET_CMD nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x01)
 312 #define NCI_NFCEE_DISABLE       0x00
 313 #define NCI_NFCEE_ENABLE        0x01
 314 struct nci_nfcee_mode_set_cmd {
 315         __u8    nfcee_id;
 316         __u8    nfcee_mode;
 317 } __packed;
 318
 319 #define NCI_OP_CORE_GET_CONFIG_CMD      nci_opcode_pack(NCI_GID_CORE, 0x03)
 320
 321 /* ----------------------- */
 322 /* ---- NCI Responses ---- */
 323 /* ----------------------- */
 324 #define NCI_OP_CORE_RESET_RSP           nci_opcode_pack(NCI_GID_CORE, 0x00)
 325 struct nci_core_reset_rsp {
 326         __u8    status;
 327         __u8    nci_ver;
 328         __u8    config_status;
 329 } __packed;
 330
 331 #define NCI_OP_CORE_INIT_RSP            nci_opcode_pack(NCI_GID_CORE, 0x01)
 332 struct nci_core_init_rsp_1 {
 333         __u8    status;
 334         __le32  nfcc_features;
 335         __u8    num_supported_rf_interfaces;
 336         __u8    supported_rf_interfaces[0];     /* variable size array */
 337         /* continuted in nci_core_init_rsp_2 */
 338 } __packed;
 339
 340 struct nci_core_init_rsp_2 {
 341         __u8    max_logical_connections;
 342         __le16  max_routing_table_size;
 343         __u8    max_ctrl_pkt_payload_len;
 344         __le16  max_size_for_large_params;
 345         __u8    manufact_id;
 346         __le32  manufact_specific_info;
 347 } __packed;
 348
 349 #define NCI_OP_CORE_SET_CONFIG_RSP      nci_opcode_pack(NCI_GID_CORE, 0x02)
 350 struct nci_core_set_config_rsp {
 351         __u8    status;
 352         __u8    num_params;
 353         __u8    params_id[0];   /* variable size array */
 354 } __packed;
 355
 356 #define NCI_OP_CORE_CONN_CREATE_RSP     nci_opcode_pack(NCI_GID_CORE, 0x04)
 357 struct nci_core_conn_create_rsp {
 358         __u8    status;
 359         __u8    max_ctrl_pkt_payload_len;
 360         __u8    credits_cnt;
 361         __u8    conn_id;
 362 } __packed;
 363
 364 #define NCI_OP_CORE_CONN_CLOSE_RSP      nci_opcode_pack(NCI_GID_CORE, 0x05)
 365
 366 #define NCI_OP_RF_DISCOVER_MAP_RSP      nci_opcode_pack(NCI_GID_RF_MGMT, 0x00)
 367
 368 #define NCI_OP_RF_DISCOVER_RSP          nci_opcode_pack(NCI_GID_RF_MGMT, 0x03)
 369
 370 #define NCI_OP_RF_DISCOVER_SELECT_RSP   nci_opcode_pack(NCI_GID_RF_MGMT, 0x04)
 371
 372 #define NCI_OP_RF_DEACTIVATE_RSP        nci_opcode_pack(NCI_GID_RF_MGMT, 0x06)
 373
 374 #define NCI_OP_NFCEE_DISCOVER_RSP nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x00)
 375 struct nci_nfcee_discover_rsp {
 376         __u8    status;
 377         __u8    num_nfcee;
 378 } __packed;
 379
 380 #define NCI_OP_NFCEE_MODE_SET_RSP nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x01)
 381
 382 #define NCI_OP_CORE_GET_CONFIG_RSP      nci_opcode_pack(NCI_GID_CORE, 0x03)
 383
 384 /* --------------------------- */
 385 /* ---- NCI Notifications ---- */
 386 /* --------------------------- */
 387 #define NCI_OP_CORE_CONN_CREDITS_NTF    nci_opcode_pack(NCI_GID_CORE, 0x06)
 388 struct conn_credit_entry {
 389         __u8    conn_id;
 390         __u8    credits;
 391 } __packed;
 392
 393 struct nci_core_conn_credit_ntf {
 394         __u8                            num_entries;
 395         struct conn_credit_entry        conn_entries[NCI_MAX_NUM_CONN];
 396 } __packed;
 397
 398 #define NCI_OP_CORE_GENERIC_ERROR_NTF   nci_opcode_pack(NCI_GID_CORE, 0x07)
 399
 400 #define NCI_OP_CORE_INTF_ERROR_NTF      nci_opcode_pack(NCI_GID_CORE, 0x08)
 401 struct nci_core_intf_error_ntf {
 402         __u8    status;
 403         __u8    conn_id;
 404 } __packed;
 405
 406 #define NCI_OP_RF_DISCOVER_NTF          nci_opcode_pack(NCI_GID_RF_MGMT, 0x03)
 407 struct rf_tech_specific_params_nfca_poll {
 408         __u16   sens_res;
 409         __u8    nfcid1_len;     /* 0, 4, 7, or 10 Bytes */
 410         __u8    nfcid1[NFC_NFCID1_MAXSIZE];
 411         __u8    sel_res_len;    /* 0 or 1 Bytes */
 412         __u8    sel_res;
 413 } __packed;
 414
 415 struct rf_tech_specific_params_nfcb_poll {
 416         __u8    sensb_res_len;
 417         __u8    sensb_res[NFC_SENSB_RES_MAXSIZE];       /* 11 or 12 Bytes */
 418 } __packed;
 419
 420 struct rf_tech_specific_params_nfcf_poll {
 421         __u8    bit_rate;
 422         __u8    sensf_res_len;
 423         __u8    sensf_res[NFC_SENSF_RES_MAXSIZE];       /* 16 or 18 Bytes */
 424 } __packed;
 425
 426 struct rf_tech_specific_params_nfcv_poll {
 427         __u8    res_flags;
 428         __u8    dsfid;
 429         __u8    uid[NFC_ISO15693_UID_MAXSIZE];  /* 8 Bytes */
 430 } __packed;
 431
 432 struct rf_tech_specific_params_nfcf_listen {
 433         __u8    local_nfcid2_len;
 434         __u8    local_nfcid2[NFC_NFCID2_MAXSIZE];       /* 0 or 8 Bytes */
 435 } __packed;
 436
 437 struct nci_rf_discover_ntf {
 438         __u8    rf_discovery_id;
 439         __u8    rf_protocol;
 440         __u8    rf_tech_and_mode;
 441         __u8    rf_tech_specific_params_len;
 442
 443         union {
 444                 struct rf_tech_specific_params_nfca_poll nfca_poll;
 445                 struct rf_tech_specific_params_nfcb_poll nfcb_poll;
 446                 struct rf_tech_specific_params_nfcf_poll nfcf_poll;
 447                 struct rf_tech_specific_params_nfcv_poll nfcv_poll;
 448         } rf_tech_specific_params;
 449
 450         __u8    ntf_type;
 451 } __packed;
 452
 453 #define NCI_OP_RF_INTF_ACTIVATED_NTF    nci_opcode_pack(NCI_GID_RF_MGMT, 0x05)
 454 struct activation_params_nfca_poll_iso_dep {
 455         __u8    rats_res_len;
 456         __u8    rats_res[20];
 457 };
 458
 459 struct activation_params_nfcb_poll_iso_dep {
 460         __u8    attrib_res_len;
 461         __u8    attrib_res[50];
 462 };
 463
 464 struct activation_params_poll_nfc_dep {
 465         __u8    atr_res_len;
 466         __u8    atr_res[NFC_ATR_RES_MAXSIZE - 2]; /* ATR_RES from byte 3 */
 467 };
 468
 469 struct activation_params_listen_nfc_dep {
 470         __u8    atr_req_len;
 471         __u8    atr_req[NFC_ATR_REQ_MAXSIZE - 2]; /* ATR_REQ from byte 3 */
 472 };
 473
 474 struct nci_rf_intf_activated_ntf {
 475         __u8    rf_discovery_id;
 476         __u8    rf_interface;
 477         __u8    rf_protocol;
 478         __u8    activation_rf_tech_and_mode;
 479         __u8    max_data_pkt_payload_size;
 480         __u8    initial_num_credits;
 481         __u8    rf_tech_specific_params_len;
 482
 483         union {
 484                 struct rf_tech_specific_params_nfca_poll nfca_poll;
 485                 struct rf_tech_specific_params_nfcb_poll nfcb_poll;
 486                 struct rf_tech_specific_params_nfcf_poll nfcf_poll;
 487                 struct rf_tech_specific_params_nfcv_poll nfcv_poll;
 488                 struct rf_tech_specific_params_nfcf_listen nfcf_listen;
 489         } rf_tech_specific_params;
 490
 491         __u8    data_exch_rf_tech_and_mode;
 492         __u8    data_exch_tx_bit_rate;
 493         __u8    data_exch_rx_bit_rate;
 494         __u8    activation_params_len;
 495
 496         union {
 497                 struct activation_params_nfca_poll_iso_dep nfca_poll_iso_dep;
 498                 struct activation_params_nfcb_poll_iso_dep nfcb_poll_iso_dep;
 499                 struct activation_params_poll_nfc_dep poll_nfc_dep;
 500                 struct activation_params_listen_nfc_dep listen_nfc_dep;
 501         } activation_params;
 502
 503 } __packed;
 504
 505 #define NCI_OP_RF_DEACTIVATE_NTF        nci_opcode_pack(NCI_GID_RF_MGMT, 0x06)
 506 struct nci_rf_deactivate_ntf {
 507         __u8    type;
 508         __u8    reason;
 509 } __packed;
 510
 511 #define NCI_OP_RF_NFCEE_ACTION_NTF      nci_opcode_pack(NCI_GID_RF_MGMT, 0x09)
 512 struct nci_rf_nfcee_action_ntf {
 513         __u8 nfcee_id;
 514         __u8 trigger;
 515         __u8 supported_data_length;
 516         __u8 supported_data[0];
 517 } __packed;
 518
 519 #define NCI_OP_NFCEE_DISCOVER_NTF nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x00)
 520 struct nci_nfcee_supported_protocol {
 521         __u8    num_protocol;
 522         __u8    supported_protocol[0];
 523 } __packed;
 524
 525 struct nci_nfcee_information_tlv {
 526         __u8    num_tlv;
 527         __u8    information_tlv[0];
 528 } __packed;
 529
 530 struct nci_nfcee_discover_ntf {
 531         __u8    nfcee_id;
 532         __u8    nfcee_status;
 533         struct nci_nfcee_supported_protocol supported_protocols;
 534         struct nci_nfcee_information_tlv        information_tlv;
 535 } __packed;
 536
 537 #define NCI_OP_CORE_RESET_NTF           nci_opcode_pack(NCI_GID_CORE, 0x00)
 538
 539 #endif /* __NCI_H */