1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  *  The NFC Controller Interface is the communication protocol between an
4  *  NFC Controller (NFCC) and a Device Host (DH).
5  *
6  *  Copyright (C) 2014 Marvell International Ltd.
7  *  Copyright (C) 2011 Texas Instruments, Inc.
8  *
9  *  Written by Ilan Elias <ilane@ti.com>
10  *
11  *  Acknowledgements:
12  *  This file is based on hci.h, which was written
13  *  by Maxim Krasnyansky.
14  */
15 
16 #ifndef __NCI_H
17 #define __NCI_H
18 
19 #include <net/nfc/nfc.h>
20 
21 /* NCI constants */
22 #define NCI_MAX_NUM_MAPPING_CONFIGS				10
23 #define NCI_MAX_NUM_RF_CONFIGS					10
24 #define NCI_MAX_NUM_CONN					10
25 #define NCI_MAX_PARAM_LEN					251
26 #define NCI_MAX_PAYLOAD_SIZE					255
27 #define NCI_MAX_PACKET_SIZE					258
28 
29 /* NCI Status Codes */
30 #define NCI_STATUS_OK						0x00
31 #define NCI_STATUS_REJECTED					0x01
32 #define NCI_STATUS_RF_FRAME_CORRUPTED				0x02
33 #define NCI_STATUS_FAILED					0x03
34 #define NCI_STATUS_NOT_INITIALIZED				0x04
35 #define NCI_STATUS_SYNTAX_ERROR					0x05
36 #define NCI_STATUS_SEMANTIC_ERROR				0x06
37 #define NCI_STATUS_UNKNOWN_GID					0x07
38 #define NCI_STATUS_UNKNOWN_OID					0x08
39 #define NCI_STATUS_INVALID_PARAM				0x09
40 #define NCI_STATUS_MESSAGE_SIZE_EXCEEDED			0x0a
41 /* Discovery Specific Status Codes */
42 #define NCI_STATUS_DISCOVERY_ALREADY_STARTED			0xa0
43 #define NCI_STATUS_DISCOVERY_TARGET_ACTIVATION_FAILED		0xa1
44 #define NCI_STATUS_DISCOVERY_TEAR_DOWN				0xa2
45 /* RF Interface Specific Status Codes */
46 #define NCI_STATUS_RF_TRANSMISSION_ERROR			0xb0
47 #define NCI_STATUS_RF_PROTOCOL_ERROR				0xb1
48 #define NCI_STATUS_RF_TIMEOUT_ERROR				0xb2
49 /* NFCEE Interface Specific Status Codes */
50 #define NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED		0xc0
51 #define NCI_STATUS_NFCEE_TRANSMISSION_ERROR			0xc1
52 #define NCI_STATUS_NFCEE_PROTOCOL_ERROR				0xc2
53 #define NCI_STATUS_NFCEE_TIMEOUT_ERROR				0xc3
54 
55 /* NFCEE Interface/Protocols */
56 #define NCI_NFCEE_INTERFACE_APDU           0x00
57 #define NCI_NFCEE_INTERFACE_HCI_ACCESS     0x01
58 #define NCI_NFCEE_INTERFACE_TYPE3_CMD_SET  0x02
59 #define NCI_NFCEE_INTERFACE_TRANSPARENT        0x03
60 
61 /* Destination type */
62 #define NCI_DESTINATION_NFCC_LOOPBACK      0x01
63 #define NCI_DESTINATION_REMOTE_NFC_ENDPOINT    0x02
64 #define NCI_DESTINATION_NFCEE              0x03
65 
66 /* Destination-specific parameters type */
67 #define NCI_DESTINATION_SPECIFIC_PARAM_RF_TYPE     0x00
68 #define NCI_DESTINATION_SPECIFIC_PARAM_NFCEE_TYPE  0x01
69 
70 /* NFCEE Discovery Action */
71 #define NCI_NFCEE_DISCOVERY_ACTION_DISABLE			0x00
72 #define NCI_NFCEE_DISCOVERY_ACTION_ENABLE			0x01
73 
74 /* NCI RF Technology and Mode */
75 #define NCI_NFC_A_PASSIVE_POLL_MODE				0x00
76 #define NCI_NFC_B_PASSIVE_POLL_MODE				0x01
77 #define NCI_NFC_F_PASSIVE_POLL_MODE				0x02
78 #define NCI_NFC_A_ACTIVE_POLL_MODE				0x03
79 #define NCI_NFC_F_ACTIVE_POLL_MODE				0x05
80 #define NCI_NFC_V_PASSIVE_POLL_MODE				0x06
81 #define NCI_NFC_A_PASSIVE_LISTEN_MODE				0x80
82 #define NCI_NFC_B_PASSIVE_LISTEN_MODE				0x81
83 #define NCI_NFC_F_PASSIVE_LISTEN_MODE				0x82
84 #define NCI_NFC_A_ACTIVE_LISTEN_MODE				0x83
85 #define NCI_NFC_F_ACTIVE_LISTEN_MODE				0x85
86 
87 #define NCI_RF_TECH_MODE_LISTEN_MASK				0x80
88 
89 /* NCI RF Technologies */
90 #define NCI_NFC_RF_TECHNOLOGY_A					0x00
91 #define NCI_NFC_RF_TECHNOLOGY_B					0x01
92 #define NCI_NFC_RF_TECHNOLOGY_F					0x02
93 #define NCI_NFC_RF_TECHNOLOGY_V					0x03
94 
95 /* NCI Bit Rates */
96 #define NCI_NFC_BIT_RATE_106					0x00
97 #define NCI_NFC_BIT_RATE_212					0x01
98 #define NCI_NFC_BIT_RATE_424					0x02
99 #define NCI_NFC_BIT_RATE_848					0x03
100 #define NCI_NFC_BIT_RATE_1695					0x04
101 #define NCI_NFC_BIT_RATE_3390					0x05
102 #define NCI_NFC_BIT_RATE_6780					0x06
103 #define NCI_NFC_BIT_RATE_26					0x20
104 
105 /* NCI RF Protocols */
106 #define NCI_RF_PROTOCOL_UNKNOWN					0x00
107 #define NCI_RF_PROTOCOL_T1T					0x01
108 #define NCI_RF_PROTOCOL_T2T					0x02
109 #define NCI_RF_PROTOCOL_T3T					0x03
110 #define NCI_RF_PROTOCOL_ISO_DEP					0x04
111 #define NCI_RF_PROTOCOL_NFC_DEP					0x05
112 #define NCI_RF_PROTOCOL_T5T					0x06
113 
114 /* NCI RF Interfaces */
115 #define NCI_RF_INTERFACE_NFCEE_DIRECT				0x00
116 #define NCI_RF_INTERFACE_FRAME					0x01
117 #define NCI_RF_INTERFACE_ISO_DEP				0x02
118 #define NCI_RF_INTERFACE_NFC_DEP				0x03
119 
120 /* NCI Configuration Parameter Tags */
121 #define NCI_PN_ATR_REQ_GEN_BYTES				0x29
122 #define NCI_LN_ATR_RES_GEN_BYTES				0x61
123 #define NCI_LA_SEL_INFO						0x32
124 #define NCI_LF_PROTOCOL_TYPE					0x50
125 #define NCI_LF_CON_BITR_F					0x54
126 
127 /* NCI Configuration Parameters masks */
128 #define NCI_LA_SEL_INFO_ISO_DEP_MASK				0x20
129 #define NCI_LA_SEL_INFO_NFC_DEP_MASK				0x40
130 #define NCI_LF_PROTOCOL_TYPE_NFC_DEP_MASK			0x02
131 #define NCI_LF_CON_BITR_F_212					0x02
132 #define NCI_LF_CON_BITR_F_424					0x04
133 
134 /* NCI Reset types */
135 #define NCI_RESET_TYPE_KEEP_CONFIG				0x00
136 #define NCI_RESET_TYPE_RESET_CONFIG				0x01
137 
138 /* NCI Static RF connection ID */
139 #define NCI_STATIC_RF_CONN_ID					0x00
140 
141 /* NCI Data Flow Control */
142 #define NCI_DATA_FLOW_CONTROL_NOT_USED				0xff
143 
144 /* NCI RF_DISCOVER_MAP_CMD modes */
145 #define NCI_DISC_MAP_MODE_POLL					0x01
146 #define NCI_DISC_MAP_MODE_LISTEN				0x02
147 
148 /* NCI Discover Notification Type */
149 #define NCI_DISCOVER_NTF_TYPE_LAST				0x00
150 #define NCI_DISCOVER_NTF_TYPE_LAST_NFCC				0x01
151 #define NCI_DISCOVER_NTF_TYPE_MORE				0x02
152 
153 /* NCI Deactivation Type */
154 #define NCI_DEACTIVATE_TYPE_IDLE_MODE				0x00
155 #define NCI_DEACTIVATE_TYPE_SLEEP_MODE				0x01
156 #define NCI_DEACTIVATE_TYPE_SLEEP_AF_MODE			0x02
157 #define NCI_DEACTIVATE_TYPE_DISCOVERY				0x03
158 
159 /* Message Type (MT) */
160 #define NCI_MT_DATA_PKT						0x00
161 #define NCI_MT_CMD_PKT						0x01
162 #define NCI_MT_RSP_PKT						0x02
163 #define NCI_MT_NTF_PKT						0x03
164 
165 #define nci_mt(hdr)			(((hdr)[0]>>5)&0x07)
166 #define nci_mt_set(hdr, mt)		((hdr)[0] |= (__u8)(((mt)&0x07)<<5))
167 
168 /* Packet Boundary Flag (PBF) */
169 #define NCI_PBF_LAST						0x00
170 #define NCI_PBF_CONT						0x01
171 
172 #define nci_pbf(hdr)			(__u8)(((hdr)[0]>>4)&0x01)
173 #define nci_pbf_set(hdr, pbf)		((hdr)[0] |= (__u8)(((pbf)&0x01)<<4))
174 
175 /* Control Opcode manipulation */
176 #define nci_opcode_pack(gid, oid)	(__u16)((((__u16)((gid)&0x0f))<<8)|\
177 					((__u16)((oid)&0x3f)))
178 #define nci_opcode(hdr)			nci_opcode_pack(hdr[0], hdr[1])
179 #define nci_opcode_gid(op)		(__u8)(((op)&0x0f00)>>8)
180 #define nci_opcode_oid(op)		(__u8)((op)&0x003f)
181 
182 /* Payload Length */
183 #define nci_plen(hdr)			(__u8)((hdr)[2])
184 
185 /* Connection ID */
186 #define nci_conn_id(hdr)		(__u8)(((hdr)[0])&0x0f)
187 
188 /* GID values */
189 #define NCI_GID_CORE						0x0
190 #define NCI_GID_RF_MGMT						0x1
191 #define NCI_GID_NFCEE_MGMT					0x2
192 #define NCI_GID_PROPRIETARY					0xf
193 
194 /* ----- NCI over SPI head/crc(tail) room needed for outgoing frames ----- */
195 #define NCI_SPI_HDR_LEN						4
196 #define NCI_SPI_CRC_LEN						2
197 
198 /* ---- NCI Packet structures ---- */
199 #define NCI_CTRL_HDR_SIZE					3
200 #define NCI_DATA_HDR_SIZE					3
201 
202 struct nci_ctrl_hdr {
203 	__u8	gid;		/* MT & PBF & GID */
204 	__u8	oid;
205 	__u8	plen;
206 } __packed;
207 
208 struct nci_data_hdr {
209 	__u8	conn_id;	/* MT & PBF & ConnID */
210 	__u8	rfu;
211 	__u8	plen;
212 } __packed;
213 
214 /* ------------------------ */
215 /* -----  NCI Commands ---- */
216 /* ------------------------ */
217 #define NCI_OP_CORE_RESET_CMD		nci_opcode_pack(NCI_GID_CORE, 0x00)
218 struct nci_core_reset_cmd {
219 	__u8	reset_type;
220 } __packed;
221 
222 #define NCI_OP_CORE_INIT_CMD		nci_opcode_pack(NCI_GID_CORE, 0x01)
223 
224 #define NCI_OP_CORE_SET_CONFIG_CMD	nci_opcode_pack(NCI_GID_CORE, 0x02)
225 struct set_config_param {
226 	__u8	id;
227 	__u8	len;
228 	__u8	val[NCI_MAX_PARAM_LEN];
229 } __packed;
230 
231 struct nci_core_set_config_cmd {
232 	__u8	num_params;
233 	struct	set_config_param param; /* support 1 param per cmd is enough */
234 } __packed;
235 
236 #define NCI_OP_CORE_CONN_CREATE_CMD	nci_opcode_pack(NCI_GID_CORE, 0x04)
237 #define DEST_SPEC_PARAMS_ID_INDEX	0
238 #define DEST_SPEC_PARAMS_PROTOCOL_INDEX	1
239 struct dest_spec_params {
240 	__u8    id;
241 	__u8    protocol;
242 } __packed;
243 
244 struct core_conn_create_dest_spec_params {
245 	__u8    type;
246 	__u8    length;
247 	__u8    value[];
248 } __packed;
249 
250 struct nci_core_conn_create_cmd {
251 	__u8    destination_type;
252 	__u8    number_destination_params;
253 	struct core_conn_create_dest_spec_params params[];
254 } __packed;
255 
256 #define NCI_OP_CORE_CONN_CLOSE_CMD	nci_opcode_pack(NCI_GID_CORE, 0x05)
257 
258 #define NCI_OP_RF_DISCOVER_MAP_CMD	nci_opcode_pack(NCI_GID_RF_MGMT, 0x00)
259 struct disc_map_config {
260 	__u8	rf_protocol;
261 	__u8	mode;
262 	__u8	rf_interface;
263 } __packed;
264 
265 struct nci_rf_disc_map_cmd {
266 	__u8				num_mapping_configs;
267 	struct disc_map_config		mapping_configs
268 					[NCI_MAX_NUM_MAPPING_CONFIGS];
269 } __packed;
270 
271 #define NCI_OP_RF_DISCOVER_CMD		nci_opcode_pack(NCI_GID_RF_MGMT, 0x03)
272 struct disc_config {
273 	__u8	rf_tech_and_mode;
274 	__u8	frequency;
275 } __packed;
276 
277 struct nci_rf_disc_cmd {
278 	__u8				num_disc_configs;
279 	struct disc_config		disc_configs[NCI_MAX_NUM_RF_CONFIGS];
280 } __packed;
281 
282 #define NCI_OP_RF_DISCOVER_SELECT_CMD	nci_opcode_pack(NCI_GID_RF_MGMT, 0x04)
283 struct nci_rf_discover_select_cmd {
284 	__u8	rf_discovery_id;
285 	__u8	rf_protocol;
286 	__u8	rf_interface;
287 } __packed;
288 
289 #define NCI_OP_RF_DEACTIVATE_CMD	nci_opcode_pack(NCI_GID_RF_MGMT, 0x06)
290 struct nci_rf_deactivate_cmd {
291 	__u8	type;
292 } __packed;
293 
294 #define NCI_OP_NFCEE_DISCOVER_CMD nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x00)
295 struct nci_nfcee_discover_cmd {
296 	__u8	discovery_action;
297 } __packed;
298 
299 #define NCI_OP_NFCEE_MODE_SET_CMD nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x01)
300 #define NCI_NFCEE_DISABLE	0x00
301 #define NCI_NFCEE_ENABLE	0x01
302 struct nci_nfcee_mode_set_cmd {
303 	__u8	nfcee_id;
304 	__u8	nfcee_mode;
305 } __packed;
306 
307 #define NCI_OP_CORE_GET_CONFIG_CMD	nci_opcode_pack(NCI_GID_CORE, 0x03)
308 
309 /* ----------------------- */
310 /* ---- NCI Responses ---- */
311 /* ----------------------- */
312 #define NCI_OP_CORE_RESET_RSP		nci_opcode_pack(NCI_GID_CORE, 0x00)
313 struct nci_core_reset_rsp {
314 	__u8	status;
315 	__u8	nci_ver;
316 	__u8	config_status;
317 } __packed;
318 
319 #define NCI_OP_CORE_INIT_RSP		nci_opcode_pack(NCI_GID_CORE, 0x01)
320 struct nci_core_init_rsp_1 {
321 	__u8	status;
322 	__le32	nfcc_features;
323 	__u8	num_supported_rf_interfaces;
324 	__u8	supported_rf_interfaces[];	/* variable size array */
325 	/* continuted in nci_core_init_rsp_2 */
326 } __packed;
327 
328 struct nci_core_init_rsp_2 {
329 	__u8	max_logical_connections;
330 	__le16	max_routing_table_size;
331 	__u8	max_ctrl_pkt_payload_len;
332 	__le16	max_size_for_large_params;
333 	__u8	manufact_id;
334 	__le32	manufact_specific_info;
335 } __packed;
336 
337 #define NCI_OP_CORE_SET_CONFIG_RSP	nci_opcode_pack(NCI_GID_CORE, 0x02)
338 struct nci_core_set_config_rsp {
339 	__u8	status;
340 	__u8	num_params;
341 	__u8	params_id[];	/* variable size array */
342 } __packed;
343 
344 #define NCI_OP_CORE_CONN_CREATE_RSP	nci_opcode_pack(NCI_GID_CORE, 0x04)
345 struct nci_core_conn_create_rsp {
346 	__u8	status;
347 	__u8	max_ctrl_pkt_payload_len;
348 	__u8    credits_cnt;
349 	__u8	conn_id;
350 } __packed;
351 
352 #define NCI_OP_CORE_CONN_CLOSE_RSP	nci_opcode_pack(NCI_GID_CORE, 0x05)
353 
354 #define NCI_OP_RF_DISCOVER_MAP_RSP	nci_opcode_pack(NCI_GID_RF_MGMT, 0x00)
355 
356 #define NCI_OP_RF_DISCOVER_RSP		nci_opcode_pack(NCI_GID_RF_MGMT, 0x03)
357 
358 #define NCI_OP_RF_DISCOVER_SELECT_RSP	nci_opcode_pack(NCI_GID_RF_MGMT, 0x04)
359 
360 #define NCI_OP_RF_DEACTIVATE_RSP	nci_opcode_pack(NCI_GID_RF_MGMT, 0x06)
361 
362 #define NCI_OP_NFCEE_DISCOVER_RSP nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x00)
363 struct nci_nfcee_discover_rsp {
364 	__u8	status;
365 	__u8	num_nfcee;
366 } __packed;
367 
368 #define NCI_OP_NFCEE_MODE_SET_RSP nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x01)
369 
370 #define NCI_OP_CORE_GET_CONFIG_RSP	nci_opcode_pack(NCI_GID_CORE, 0x03)
371 
372 /* --------------------------- */
373 /* ---- NCI Notifications ---- */
374 /* --------------------------- */
375 #define NCI_OP_CORE_CONN_CREDITS_NTF	nci_opcode_pack(NCI_GID_CORE, 0x06)
376 struct conn_credit_entry {
377 	__u8	conn_id;
378 	__u8	credits;
379 } __packed;
380 
381 struct nci_core_conn_credit_ntf {
382 	__u8				num_entries;
383 	struct conn_credit_entry	conn_entries[NCI_MAX_NUM_CONN];
384 } __packed;
385 
386 #define NCI_OP_CORE_GENERIC_ERROR_NTF	nci_opcode_pack(NCI_GID_CORE, 0x07)
387 
388 #define NCI_OP_CORE_INTF_ERROR_NTF	nci_opcode_pack(NCI_GID_CORE, 0x08)
389 struct nci_core_intf_error_ntf {
390 	__u8	status;
391 	__u8	conn_id;
392 } __packed;
393 
394 #define NCI_OP_RF_DISCOVER_NTF		nci_opcode_pack(NCI_GID_RF_MGMT, 0x03)
395 struct rf_tech_specific_params_nfca_poll {
396 	__u16	sens_res;
397 	__u8	nfcid1_len;	/* 0, 4, 7, or 10 Bytes */
398 	__u8	nfcid1[NFC_NFCID1_MAXSIZE];
399 	__u8	sel_res_len;	/* 0 or 1 Bytes */
400 	__u8	sel_res;
401 } __packed;
402 
403 struct rf_tech_specific_params_nfcb_poll {
404 	__u8	sensb_res_len;
405 	__u8	sensb_res[NFC_SENSB_RES_MAXSIZE];	/* 11 or 12 Bytes */
406 } __packed;
407 
408 struct rf_tech_specific_params_nfcf_poll {
409 	__u8	bit_rate;
410 	__u8	sensf_res_len;
411 	__u8	sensf_res[NFC_SENSF_RES_MAXSIZE];	/* 16 or 18 Bytes */
412 } __packed;
413 
414 struct rf_tech_specific_params_nfcv_poll {
415 	__u8	res_flags;
416 	__u8	dsfid;
417 	__u8	uid[NFC_ISO15693_UID_MAXSIZE];	/* 8 Bytes */
418 } __packed;
419 
420 struct rf_tech_specific_params_nfcf_listen {
421 	__u8	local_nfcid2_len;
422 	__u8	local_nfcid2[NFC_NFCID2_MAXSIZE];	/* 0 or 8 Bytes */
423 } __packed;
424 
425 struct nci_rf_discover_ntf {
426 	__u8	rf_discovery_id;
427 	__u8	rf_protocol;
428 	__u8	rf_tech_and_mode;
429 	__u8	rf_tech_specific_params_len;
430 
431 	union {
432 		struct rf_tech_specific_params_nfca_poll nfca_poll;
433 		struct rf_tech_specific_params_nfcb_poll nfcb_poll;
434 		struct rf_tech_specific_params_nfcf_poll nfcf_poll;
435 		struct rf_tech_specific_params_nfcv_poll nfcv_poll;
436 	} rf_tech_specific_params;
437 
438 	__u8	ntf_type;
439 } __packed;
440 
441 #define NCI_OP_RF_INTF_ACTIVATED_NTF	nci_opcode_pack(NCI_GID_RF_MGMT, 0x05)
442 struct activation_params_nfca_poll_iso_dep {
443 	__u8	rats_res_len;
444 	__u8	rats_res[20];
445 };
446 
447 struct activation_params_nfcb_poll_iso_dep {
448 	__u8	attrib_res_len;
449 	__u8	attrib_res[50];
450 };
451 
452 struct activation_params_poll_nfc_dep {
453 	__u8	atr_res_len;
454 	__u8	atr_res[NFC_ATR_RES_MAXSIZE - 2]; /* ATR_RES from byte 3 */
455 };
456 
457 struct activation_params_listen_nfc_dep {
458 	__u8	atr_req_len;
459 	__u8	atr_req[NFC_ATR_REQ_MAXSIZE - 2]; /* ATR_REQ from byte 3 */
460 };
461 
462 struct nci_rf_intf_activated_ntf {
463 	__u8	rf_discovery_id;
464 	__u8	rf_interface;
465 	__u8	rf_protocol;
466 	__u8	activation_rf_tech_and_mode;
467 	__u8	max_data_pkt_payload_size;
468 	__u8	initial_num_credits;
469 	__u8	rf_tech_specific_params_len;
470 
471 	union {
472 		struct rf_tech_specific_params_nfca_poll nfca_poll;
473 		struct rf_tech_specific_params_nfcb_poll nfcb_poll;
474 		struct rf_tech_specific_params_nfcf_poll nfcf_poll;
475 		struct rf_tech_specific_params_nfcv_poll nfcv_poll;
476 		struct rf_tech_specific_params_nfcf_listen nfcf_listen;
477 	} rf_tech_specific_params;
478 
479 	__u8	data_exch_rf_tech_and_mode;
480 	__u8	data_exch_tx_bit_rate;
481 	__u8	data_exch_rx_bit_rate;
482 	__u8	activation_params_len;
483 
484 	union {
485 		struct activation_params_nfca_poll_iso_dep nfca_poll_iso_dep;
486 		struct activation_params_nfcb_poll_iso_dep nfcb_poll_iso_dep;
487 		struct activation_params_poll_nfc_dep poll_nfc_dep;
488 		struct activation_params_listen_nfc_dep listen_nfc_dep;
489 	} activation_params;
490 
491 } __packed;
492 
493 #define NCI_OP_RF_DEACTIVATE_NTF	nci_opcode_pack(NCI_GID_RF_MGMT, 0x06)
494 struct nci_rf_deactivate_ntf {
495 	__u8	type;
496 	__u8	reason;
497 } __packed;
498 
499 #define NCI_OP_RF_NFCEE_ACTION_NTF	nci_opcode_pack(NCI_GID_RF_MGMT, 0x09)
500 struct nci_rf_nfcee_action_ntf {
501 	__u8 nfcee_id;
502 	__u8 trigger;
503 	__u8 supported_data_length;
504 	__u8 supported_data[];
505 } __packed;
506 
507 #define NCI_OP_NFCEE_DISCOVER_NTF nci_opcode_pack(NCI_GID_NFCEE_MGMT, 0x00)
508 struct nci_nfcee_supported_protocol {
509 	__u8	num_protocol;
510 	__u8	supported_protocol[];
511 } __packed;
512 
513 struct nci_nfcee_information_tlv {
514 	__u8	num_tlv;
515 	__u8	information_tlv[];
516 } __packed;
517 
518 struct nci_nfcee_discover_ntf {
519 	__u8	nfcee_id;
520 	__u8	nfcee_status;
521 	struct nci_nfcee_supported_protocol supported_protocols;
522 	struct nci_nfcee_information_tlv	information_tlv;
523 } __packed;
524 
525 #define NCI_OP_CORE_RESET_NTF		nci_opcode_pack(NCI_GID_CORE, 0x00)
526 
527 #endif /* __NCI_H */
528