xref: /wlan-dirver/qca-wifi-host-cmn/wmi/src/wmi_unified_nan_tlv.c (revision 8ddef7dd9a290d4a9b1efd5d3efacf51d78a1a0d)
1 
2 /*
3  * Copyright (c) 2013-2019 The Linux Foundation. All rights reserved.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for
6  * any purpose with or without fee is hereby granted, provided that the
7  * above copyright notice and this permission notice appear in all
8  * copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17  * PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 #include <osdep.h>
21 #include <wmi.h>
22 #include <wmi_unified_priv.h>
23 #include <nan_public_structs.h>
24 #include <wmi_unified_nan_api.h>
25 #include <wlan_nan_msg_common_v2.h>
26 
27 static QDF_STATUS
28 extract_nan_event_rsp_tlv(wmi_unified_t wmi_handle, void *evt_buf,
29 			  struct nan_event_params *evt_params,
30 			  uint8_t **msg_buf)
31 {
32 	WMI_NAN_EVENTID_param_tlvs *event;
33 	wmi_nan_event_hdr *nan_rsp_event_hdr;
34 	nan_msg_header_t *nan_msg_hdr;
35 	wmi_nan_event_info *nan_evt_info;
36 
37 	/*
38 	 * This is how received evt looks like
39 	 *
40 	 * <-------------------- evt_buf ----------------------------------->
41 	 *
42 	 * <--wmi_nan_event_hdr--><---WMI_TLV_HDR_SIZE---><----- data -------->
43 	 *
44 	 * +-----------+---------+-----------------------+--------------------+-
45 	 * | tlv_header| data_len| WMITLV_TAG_ARRAY_BYTE | nan_rsp_event_data |
46 	 * +-----------+---------+-----------------------+--------------------+-
47 	 *
48 	 * (Only for NAN Enable Resp)
49 	 * <--wmi_nan_event_info-->
50 	 * +-----------+-----------+
51 	 * | tlv_header| event_info|
52 	 * +-----------+-----------+
53 	 *
54 	 */
55 
56 	event = (WMI_NAN_EVENTID_param_tlvs *)evt_buf;
57 	nan_rsp_event_hdr = event->fixed_param;
58 
59 	/* Actual data may include some padding, so data_len <= num_data */
60 	if (nan_rsp_event_hdr->data_len > event->num_data) {
61 		WMI_LOGE("%s: Provided NAN event length(%d) exceeding actual length(%d)!",
62 			 __func__, nan_rsp_event_hdr->data_len,
63 			 event->num_data);
64 		return QDF_STATUS_E_INVAL;
65 	}
66 	evt_params->buf_len = nan_rsp_event_hdr->data_len;
67 	*msg_buf = event->data;
68 
69 	if (nan_rsp_event_hdr->data_len < sizeof(nan_msg_header_t) ||
70 	    nan_rsp_event_hdr->data_len > (WMI_SVC_MSG_MAX_SIZE -
71 							    WMI_TLV_HDR_SIZE)) {
72 		WMI_LOGE("%s: Invalid NAN event data length(%d)!",  __func__,
73 			 nan_rsp_event_hdr->data_len);
74 		return QDF_STATUS_E_INVAL;
75 	}
76 	nan_msg_hdr = (nan_msg_header_t *)event->data;
77 
78 	if (!wmi_service_enabled(wmi_handle, wmi_service_nan_dbs_support)) {
79 		evt_params->evt_type = nan_event_id_generic_rsp;
80 		return QDF_STATUS_SUCCESS;
81 	}
82 
83 	switch (nan_msg_hdr->msg_id) {
84 	case NAN_MSG_ID_ENABLE_RSP:
85 		nan_evt_info = event->event_info;
86 		if (!nan_evt_info) {
87 			WMI_LOGE(FL("Fail: NAN enable rsp event info Null"));
88 			return QDF_STATUS_E_INVAL;
89 		}
90 		evt_params->evt_type = nan_event_id_enable_rsp;
91 		evt_params->mac_id = nan_evt_info->mac_id;
92 		evt_params->is_nan_enable_success = (nan_evt_info->status == 0);
93 		break;
94 	case NAN_MSG_ID_DISABLE_IND:
95 		evt_params->evt_type = nan_event_id_disable_ind;
96 		break;
97 	case NAN_MSG_ID_ERROR_RSP:
98 		evt_params->evt_type = nan_event_id_error_rsp;
99 		break;
100 	default:
101 		evt_params->evt_type = nan_event_id_generic_rsp;
102 		break;
103 	}
104 
105 	return QDF_STATUS_SUCCESS;
106 }
107 
108 /**
109  * send_nan_disable_req_cmd_tlv() - to send nan disable request to target
110  * @wmi_handle: wmi handle
111  * @nan_msg: request data which will be non-null
112  *
113  * Return: CDF status
114  */
115 static QDF_STATUS send_nan_disable_req_cmd_tlv(wmi_unified_t wmi_handle,
116 					       struct nan_disable_req *nan_msg)
117 {
118 	QDF_STATUS ret;
119 	wmi_nan_cmd_param *cmd;
120 	wmi_nan_host_config_param *cfg;
121 	wmi_buf_t buf;
122 	/* Initialize with minimum length required, which is Scenario 2*/
123 	uint16_t len = sizeof(*cmd) + sizeof(*cfg) + 2 * WMI_TLV_HDR_SIZE;
124 	uint16_t nan_data_len, nan_data_len_aligned = 0;
125 	uint8_t *buf_ptr;
126 
127 	/*
128 	 *  Scenario 1: NAN Disable with NAN msg data from upper layers
129 	 *
130 	 *    <-----nan cmd param-----><-- WMI_TLV_HDR_SIZE --><--- data ---->
131 	 *    +------------+----------+-----------------------+--------------+
132 	 *    | tlv_header | data_len | WMITLV_TAG_ARRAY_BYTE | nan_msg_data |
133 	 *    +------------+----------+-----------------------+--------------+
134 	 *
135 	 *    <-- WMI_TLV_HDR_SIZE --><------nan host config params----->
136 	 *   -+-----------------------+---------------------------------+
137 	 *    | WMITLV_TAG_ARRAY_STRUC| tlv_header | 2g/5g disable flags|
138 	 *   -+-----------------------+---------------------------------+
139 	 *
140 	 * Scenario 2: NAN Disable without any NAN msg data from upper layers
141 	 *
142 	 *    <------nan cmd param------><--WMI_TLV_HDR_SIZE--><--WMI_TLV_HDR_SI
143 	 *    +------------+------------+----------------------+----------------
144 	 *    | tlv_header | data_len=0 | WMITLV_TAG_ARRAY_BYTE| WMITLV_TAG_ARRA
145 	 *    +------------+------------+----------------------+----------------
146 	 *
147 	 *    ZE----><------nan host config params----->
148 	 *    -------+---------------------------------+
149 	 *    Y_STRUC| tlv_header | 2g/5g disable flags|
150 	 *    -------+---------------------------------+
151 	 */
152 
153 	if (!nan_msg) {
154 		WMI_LOGE("%s:nan req is not valid", __func__);
155 		return QDF_STATUS_E_FAILURE;
156 	}
157 
158 	nan_data_len = nan_msg->params.request_data_len;
159 
160 	if (nan_data_len) {
161 		nan_data_len_aligned = roundup(nan_data_len, sizeof(uint32_t));
162 		if (nan_data_len_aligned < nan_data_len) {
163 			WMI_LOGE("%s: Int overflow while rounding up data_len",
164 				 __func__);
165 			return QDF_STATUS_E_FAILURE;
166 		}
167 
168 		if (nan_data_len_aligned > WMI_SVC_MSG_MAX_SIZE
169 							- WMI_TLV_HDR_SIZE) {
170 			WMI_LOGE("%s: nan_data_len exceeding wmi_max_msg_size",
171 				 __func__);
172 			return QDF_STATUS_E_FAILURE;
173 		}
174 
175 		len += nan_data_len_aligned;
176 	}
177 
178 	buf = wmi_buf_alloc(wmi_handle, len);
179 	if (!buf)
180 		return QDF_STATUS_E_NOMEM;
181 
182 	buf_ptr = (uint8_t *)wmi_buf_data(buf);
183 	cmd = (wmi_nan_cmd_param *)buf_ptr;
184 	WMITLV_SET_HDR(&cmd->tlv_header,
185 		       WMITLV_TAG_STRUC_wmi_nan_cmd_param,
186 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_cmd_param));
187 
188 	cmd->data_len = nan_data_len;
189 	WMI_LOGD("%s: nan data len value is %u", __func__, nan_data_len);
190 	buf_ptr += sizeof(wmi_nan_cmd_param);
191 
192 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, nan_data_len_aligned);
193 	buf_ptr += WMI_TLV_HDR_SIZE;
194 
195 	if (nan_data_len) {
196 		qdf_mem_copy(buf_ptr, nan_msg->params.request_data,
197 			     cmd->data_len);
198 		buf_ptr += nan_data_len_aligned;
199 	}
200 
201 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC,
202 		       sizeof(wmi_nan_host_config_param));
203 	buf_ptr += WMI_TLV_HDR_SIZE;
204 
205 	cfg = (wmi_nan_host_config_param *)buf_ptr;
206 	WMITLV_SET_HDR(&cfg->tlv_header,
207 		       WMITLV_TAG_STRUC_wmi_nan_host_config_param,
208 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_host_config_param));
209 	cfg->nan_2g_disc_disable = nan_msg->disable_2g_discovery;
210 	cfg->nan_5g_disc_disable = nan_msg->disable_5g_discovery;
211 
212 	wmi_mtrace(WMI_NAN_CMDID, NO_SESSION, 0);
213 	ret = wmi_unified_cmd_send(wmi_handle, buf, len,
214 				   WMI_NAN_CMDID);
215 	if (QDF_IS_STATUS_ERROR(ret)) {
216 		WMI_LOGE("%s Failed to send set param command ret = %d",
217 			 __func__, ret);
218 		wmi_buf_free(buf);
219 	}
220 
221 	return ret;
222 }
223 
224 /**
225  * send_nan_req_cmd_tlv() - to send nan request to target
226  * @wmi_handle: wmi handle
227  * @nan_msg: request data which will be non-null
228  *
229  * Return: CDF status
230  */
231 static QDF_STATUS send_nan_req_cmd_tlv(wmi_unified_t wmi_handle,
232 				       struct nan_msg_params *nan_msg)
233 {
234 	QDF_STATUS ret;
235 	wmi_nan_cmd_param *cmd;
236 	wmi_buf_t buf;
237 	uint16_t len = sizeof(*cmd);
238 	uint16_t nan_data_len, nan_data_len_aligned;
239 	uint8_t *buf_ptr;
240 
241 	/*
242 	 *    <----- cmd ------------><-- WMI_TLV_HDR_SIZE --><--- data ---->
243 	 *    +------------+----------+-----------------------+--------------+
244 	 *    | tlv_header | data_len | WMITLV_TAG_ARRAY_BYTE | nan_msg_data |
245 	 *    +------------+----------+-----------------------+--------------+
246 	 */
247 	if (!nan_msg) {
248 		WMI_LOGE("%s:nan req is not valid", __func__);
249 		return QDF_STATUS_E_FAILURE;
250 	}
251 	nan_data_len = nan_msg->request_data_len;
252 	nan_data_len_aligned = roundup(nan_msg->request_data_len,
253 				       sizeof(uint32_t));
254 	if (nan_data_len_aligned < nan_msg->request_data_len) {
255 		WMI_LOGE("%s: integer overflow while rounding up data_len",
256 			 __func__);
257 		return QDF_STATUS_E_FAILURE;
258 	}
259 
260 	if (nan_data_len_aligned > WMI_SVC_MSG_MAX_SIZE - WMI_TLV_HDR_SIZE) {
261 		WMI_LOGE("%s: wmi_max_msg_size overflow for given datalen",
262 			 __func__);
263 		return QDF_STATUS_E_FAILURE;
264 	}
265 
266 	len += WMI_TLV_HDR_SIZE + nan_data_len_aligned;
267 	buf = wmi_buf_alloc(wmi_handle, len);
268 	if (!buf)
269 		return QDF_STATUS_E_NOMEM;
270 
271 	buf_ptr = (uint8_t *)wmi_buf_data(buf);
272 	cmd = (wmi_nan_cmd_param *)buf_ptr;
273 	WMITLV_SET_HDR(&cmd->tlv_header,
274 		       WMITLV_TAG_STRUC_wmi_nan_cmd_param,
275 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_cmd_param));
276 	cmd->data_len = nan_msg->request_data_len;
277 	WMI_LOGD("%s: The data len value is %u",  __func__,
278 		 nan_msg->request_data_len);
279 	buf_ptr += sizeof(wmi_nan_cmd_param);
280 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, nan_data_len_aligned);
281 	buf_ptr += WMI_TLV_HDR_SIZE;
282 	qdf_mem_copy(buf_ptr, nan_msg->request_data, cmd->data_len);
283 
284 	wmi_mtrace(WMI_NAN_CMDID, NO_SESSION, 0);
285 	ret = wmi_unified_cmd_send(wmi_handle, buf, len,
286 				   WMI_NAN_CMDID);
287 	if (QDF_IS_STATUS_ERROR(ret)) {
288 		WMI_LOGE("%s Failed to send set param command ret = %d",
289 			 __func__, ret);
290 		wmi_buf_free(buf);
291 	}
292 
293 	return ret;
294 }
295 
296 static QDF_STATUS nan_ndp_initiator_req_tlv(wmi_unified_t wmi_handle,
297 				struct nan_datapath_initiator_req *ndp_req)
298 {
299 	uint16_t len;
300 	wmi_buf_t buf;
301 	uint8_t *tlv_ptr;
302 	QDF_STATUS status;
303 	wmi_channel *ch_tlv;
304 	wmi_ndp_initiator_req_fixed_param *cmd;
305 	uint32_t passphrase_len, service_name_len;
306 	uint32_t ndp_cfg_len, ndp_app_info_len, pmk_len;
307 	wmi_ndp_transport_ip_param *tcp_ip_param;
308 
309 	/*
310 	 * WMI command expects 4 byte alligned len:
311 	 * round up ndp_cfg_len and ndp_app_info_len to 4 bytes
312 	 */
313 	ndp_cfg_len = qdf_roundup(ndp_req->ndp_config.ndp_cfg_len, 4);
314 	ndp_app_info_len = qdf_roundup(ndp_req->ndp_info.ndp_app_info_len, 4);
315 	pmk_len = qdf_roundup(ndp_req->pmk.pmk_len, 4);
316 	passphrase_len = qdf_roundup(ndp_req->passphrase.passphrase_len, 4);
317 	service_name_len =
318 		   qdf_roundup(ndp_req->service_name.service_name_len, 4);
319 	/* allocated memory for fixed params as well as variable size data */
320 	len = sizeof(*cmd) + sizeof(*ch_tlv) + (5 * WMI_TLV_HDR_SIZE)
321 		+ ndp_cfg_len + ndp_app_info_len + pmk_len
322 		+ passphrase_len + service_name_len;
323 
324 	if (ndp_req->is_ipv6_addr_present)
325 		len += sizeof(*tcp_ip_param);
326 
327 	buf = wmi_buf_alloc(wmi_handle, len);
328 	if (!buf) {
329 		return QDF_STATUS_E_NOMEM;
330 	}
331 
332 	cmd = (wmi_ndp_initiator_req_fixed_param *) wmi_buf_data(buf);
333 	WMITLV_SET_HDR(&cmd->tlv_header,
334 		       WMITLV_TAG_STRUC_wmi_ndp_initiator_req_fixed_param,
335 		       WMITLV_GET_STRUCT_TLVLEN(
336 				wmi_ndp_initiator_req_fixed_param));
337 	cmd->vdev_id = wlan_vdev_get_id(ndp_req->vdev);
338 	cmd->transaction_id = ndp_req->transaction_id;
339 	cmd->service_instance_id = ndp_req->service_instance_id;
340 	WMI_CHAR_ARRAY_TO_MAC_ADDR(ndp_req->peer_discovery_mac_addr.bytes,
341 				   &cmd->peer_discovery_mac_addr);
342 
343 	cmd->ndp_cfg_len = ndp_req->ndp_config.ndp_cfg_len;
344 	cmd->ndp_app_info_len = ndp_req->ndp_info.ndp_app_info_len;
345 	cmd->ndp_channel_cfg = ndp_req->channel_cfg;
346 	cmd->nan_pmk_len = ndp_req->pmk.pmk_len;
347 	cmd->nan_csid = ndp_req->ncs_sk_type;
348 	cmd->nan_passphrase_len = ndp_req->passphrase.passphrase_len;
349 	cmd->nan_servicename_len = ndp_req->service_name.service_name_len;
350 
351 	ch_tlv = (wmi_channel *)&cmd[1];
352 	WMITLV_SET_HDR(ch_tlv, WMITLV_TAG_STRUC_wmi_channel,
353 		       WMITLV_GET_STRUCT_TLVLEN(wmi_channel));
354 	ch_tlv->mhz = ndp_req->channel;
355 	tlv_ptr = (uint8_t *)&ch_tlv[1];
356 
357 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_cfg_len);
358 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
359 		     ndp_req->ndp_config.ndp_cfg, cmd->ndp_cfg_len);
360 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_cfg_len;
361 
362 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_app_info_len);
363 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
364 		     ndp_req->ndp_info.ndp_app_info, cmd->ndp_app_info_len);
365 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_app_info_len;
366 
367 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, pmk_len);
368 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE], ndp_req->pmk.pmk,
369 		     cmd->nan_pmk_len);
370 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + pmk_len;
371 
372 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, passphrase_len);
373 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE], ndp_req->passphrase.passphrase,
374 		     cmd->nan_passphrase_len);
375 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + passphrase_len;
376 
377 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, service_name_len);
378 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
379 		     ndp_req->service_name.service_name,
380 		     cmd->nan_servicename_len);
381 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + service_name_len;
382 
383 	if (ndp_req->is_ipv6_addr_present) {
384 		tcp_ip_param = (wmi_ndp_transport_ip_param *)tlv_ptr;
385 		WMITLV_SET_HDR(tcp_ip_param,
386 			       WMITLV_TAG_STRUC_wmi_ndp_transport_ip_param,
387 			       WMITLV_GET_STRUCT_TLVLEN(
388 						wmi_ndp_transport_ip_param));
389 		tcp_ip_param->ipv6_addr_present = true;
390 		qdf_mem_copy(tcp_ip_param->ipv6_intf_addr,
391 			     ndp_req->ipv6_addr, WMI_NDP_IPV6_INTF_ADDR_LEN);
392 	}
393 	WMI_LOGD(FL("IPv6 addr present: %d, addr: %pI6"),
394 		 ndp_req->is_ipv6_addr_present, ndp_req->ipv6_addr);
395 
396 	WMI_LOGD("vdev_id = %d, transaction_id: %d, service_instance_id: %d, ch: %d, ch_cfg: %d, csid: %d",
397 		 cmd->vdev_id, cmd->transaction_id, cmd->service_instance_id,
398 		 ch_tlv->mhz, cmd->ndp_channel_cfg, cmd->nan_csid);
399 	WMI_LOGD("peer mac addr: mac_addr31to0: 0x%x, mac_addr47to32: 0x%x",
400 		 cmd->peer_discovery_mac_addr.mac_addr31to0,
401 		 cmd->peer_discovery_mac_addr.mac_addr47to32);
402 
403 	WMI_LOGD("ndp_config len: %d", cmd->ndp_cfg_len);
404 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
405 			   ndp_req->ndp_config.ndp_cfg,
406 			   ndp_req->ndp_config.ndp_cfg_len);
407 
408 	WMI_LOGD("ndp_app_info len: %d", cmd->ndp_app_info_len);
409 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
410 			   ndp_req->ndp_info.ndp_app_info,
411 			   ndp_req->ndp_info.ndp_app_info_len);
412 
413 	WMI_LOGD("pmk len: %d", cmd->nan_pmk_len);
414 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
415 			   ndp_req->pmk.pmk, cmd->nan_pmk_len);
416 
417 	WMI_LOGD("pass phrase len: %d", cmd->nan_passphrase_len);
418 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
419 			   ndp_req->passphrase.passphrase,
420 			   cmd->nan_passphrase_len);
421 
422 	WMI_LOGD("service name len: %d", cmd->nan_servicename_len);
423 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
424 			   ndp_req->service_name.service_name,
425 			   cmd->nan_servicename_len);
426 
427 	WMI_LOGD("sending WMI_NDP_INITIATOR_REQ_CMDID(0x%X)",
428 		 WMI_NDP_INITIATOR_REQ_CMDID);
429 
430 	wmi_mtrace(WMI_NDP_INITIATOR_REQ_CMDID, cmd->vdev_id, 0);
431 	status = wmi_unified_cmd_send(wmi_handle, buf, len,
432 				      WMI_NDP_INITIATOR_REQ_CMDID);
433 	if (QDF_IS_STATUS_ERROR(status)) {
434 		WMI_LOGE("WMI_NDP_INITIATOR_REQ_CMDID failed, ret: %d", status);
435 		wmi_buf_free(buf);
436 	}
437 
438 	return status;
439 }
440 
441 static QDF_STATUS nan_ndp_responder_req_tlv(wmi_unified_t wmi_handle,
442 					struct nan_datapath_responder_req *req)
443 {
444 	uint16_t len;
445 	wmi_buf_t buf;
446 	uint8_t *tlv_ptr;
447 	QDF_STATUS status;
448 	wmi_ndp_responder_req_fixed_param *cmd;
449 	wmi_ndp_transport_ip_param *tcp_ip_param;
450 	uint32_t passphrase_len, service_name_len;
451 	uint32_t vdev_id = 0, ndp_cfg_len, ndp_app_info_len, pmk_len;
452 
453 	vdev_id = wlan_vdev_get_id(req->vdev);
454 	WMI_LOGD("vdev_id: %d, transaction_id: %d, ndp_rsp %d, ndp_instance_id: %d, ndp_app_info_len: %d",
455 		 vdev_id, req->transaction_id,
456 		 req->ndp_rsp,
457 		 req->ndp_instance_id,
458 		 req->ndp_info.ndp_app_info_len);
459 
460 	/*
461 	 * WMI command expects 4 byte alligned len:
462 	 * round up ndp_cfg_len and ndp_app_info_len to 4 bytes
463 	 */
464 	ndp_cfg_len = qdf_roundup(req->ndp_config.ndp_cfg_len, 4);
465 	ndp_app_info_len = qdf_roundup(req->ndp_info.ndp_app_info_len, 4);
466 	pmk_len = qdf_roundup(req->pmk.pmk_len, 4);
467 	passphrase_len = qdf_roundup(req->passphrase.passphrase_len, 4);
468 	service_name_len =
469 		qdf_roundup(req->service_name.service_name_len, 4);
470 
471 	/* allocated memory for fixed params as well as variable size data */
472 	len = sizeof(*cmd) + 5*WMI_TLV_HDR_SIZE + ndp_cfg_len + ndp_app_info_len
473 		+ pmk_len + passphrase_len + service_name_len;
474 
475 	if (req->is_ipv6_addr_present || req->is_port_present ||
476 	    req->is_protocol_present)
477 		len += sizeof(*tcp_ip_param);
478 
479 	buf = wmi_buf_alloc(wmi_handle, len);
480 	if (!buf) {
481 		return QDF_STATUS_E_NOMEM;
482 	}
483 	cmd = (wmi_ndp_responder_req_fixed_param *) wmi_buf_data(buf);
484 	WMITLV_SET_HDR(&cmd->tlv_header,
485 		       WMITLV_TAG_STRUC_wmi_ndp_responder_req_fixed_param,
486 		       WMITLV_GET_STRUCT_TLVLEN(
487 				wmi_ndp_responder_req_fixed_param));
488 	cmd->vdev_id = vdev_id;
489 	cmd->transaction_id = req->transaction_id;
490 	cmd->ndp_instance_id = req->ndp_instance_id;
491 	cmd->rsp_code = req->ndp_rsp;
492 	cmd->ndp_cfg_len = req->ndp_config.ndp_cfg_len;
493 	cmd->ndp_app_info_len = req->ndp_info.ndp_app_info_len;
494 	cmd->nan_pmk_len = req->pmk.pmk_len;
495 	cmd->nan_csid = req->ncs_sk_type;
496 	cmd->nan_passphrase_len = req->passphrase.passphrase_len;
497 	cmd->nan_servicename_len = req->service_name.service_name_len;
498 
499 	tlv_ptr = (uint8_t *)&cmd[1];
500 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_cfg_len);
501 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
502 		     req->ndp_config.ndp_cfg, cmd->ndp_cfg_len);
503 
504 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_cfg_len;
505 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_app_info_len);
506 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
507 		     req->ndp_info.ndp_app_info,
508 		     req->ndp_info.ndp_app_info_len);
509 
510 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_app_info_len;
511 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, pmk_len);
512 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE], req->pmk.pmk,
513 		     cmd->nan_pmk_len);
514 
515 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + pmk_len;
516 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, passphrase_len);
517 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
518 		     req->passphrase.passphrase,
519 		     cmd->nan_passphrase_len);
520 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + passphrase_len;
521 
522 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, service_name_len);
523 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
524 		     req->service_name.service_name,
525 		     cmd->nan_servicename_len);
526 
527 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + service_name_len;
528 
529 	if (req->is_ipv6_addr_present || req->is_port_present ||
530 	    req->is_protocol_present) {
531 		tcp_ip_param = (wmi_ndp_transport_ip_param *)tlv_ptr;
532 		WMITLV_SET_HDR(tcp_ip_param,
533 			       WMITLV_TAG_STRUC_wmi_ndp_transport_ip_param,
534 			       WMITLV_GET_STRUCT_TLVLEN(
535 						wmi_ndp_transport_ip_param));
536 		tcp_ip_param->ipv6_addr_present = req->is_ipv6_addr_present;
537 		qdf_mem_copy(tcp_ip_param->ipv6_intf_addr,
538 			     req->ipv6_addr, WMI_NDP_IPV6_INTF_ADDR_LEN);
539 
540 		tcp_ip_param->trans_port_present = req->is_port_present;
541 		tcp_ip_param->transport_port = req->port;
542 
543 		tcp_ip_param->trans_proto_present = req->is_protocol_present;
544 		tcp_ip_param->transport_protocol = req->protocol;
545 	}
546 	WMI_LOGD(FL("IPv6 addr present: %d, addr: %pI6"),
547 		 req->is_ipv6_addr_present, req->ipv6_addr);
548 	WMI_LOGD(FL("port: %d present: %d"), req->is_port_present, req->port);
549 	WMI_LOGD(FL("protocol: %d present: %d"),
550 		 req->is_protocol_present, req->protocol);
551 
552 	WMI_LOGD("vdev_id = %d, transaction_id: %d, csid: %d",
553 		 cmd->vdev_id, cmd->transaction_id, cmd->nan_csid);
554 
555 	WMI_LOGD("ndp_config len: %d",
556 		 req->ndp_config.ndp_cfg_len);
557 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
558 			   req->ndp_config.ndp_cfg,
559 			   req->ndp_config.ndp_cfg_len);
560 
561 	WMI_LOGD("ndp_app_info len: %d",
562 		 req->ndp_info.ndp_app_info_len);
563 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
564 			   req->ndp_info.ndp_app_info,
565 			   req->ndp_info.ndp_app_info_len);
566 
567 	WMI_LOGD("pmk len: %d", cmd->nan_pmk_len);
568 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
569 			   req->pmk.pmk, cmd->nan_pmk_len);
570 
571 	WMI_LOGD("pass phrase len: %d", cmd->nan_passphrase_len);
572 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
573 			   req->passphrase.passphrase,
574 			   cmd->nan_passphrase_len);
575 
576 	WMI_LOGD("service name len: %d", cmd->nan_servicename_len);
577 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_WMI, QDF_TRACE_LEVEL_DEBUG,
578 			   req->service_name.service_name,
579 			   cmd->nan_servicename_len);
580 
581 	WMI_LOGD("sending WMI_NDP_RESPONDER_REQ_CMDID(0x%X)",
582 		 WMI_NDP_RESPONDER_REQ_CMDID);
583 	wmi_mtrace(WMI_NDP_RESPONDER_REQ_CMDID, cmd->vdev_id, 0);
584 	status = wmi_unified_cmd_send(wmi_handle, buf, len,
585 				      WMI_NDP_RESPONDER_REQ_CMDID);
586 	if (QDF_IS_STATUS_ERROR(status)) {
587 		WMI_LOGE("WMI_NDP_RESPONDER_REQ_CMDID failed, ret: %d", status);
588 		wmi_buf_free(buf);
589 	}
590 	return status;
591 }
592 
593 static QDF_STATUS nan_ndp_end_req_tlv(wmi_unified_t wmi_handle,
594 				      struct nan_datapath_end_req *req)
595 {
596 	uint16_t len;
597 	wmi_buf_t buf;
598 	QDF_STATUS status;
599 	uint32_t ndp_end_req_len, i;
600 	wmi_ndp_end_req *ndp_end_req_lst;
601 	wmi_ndp_end_req_fixed_param *cmd;
602 
603 	/* len of tlv following fixed param  */
604 	ndp_end_req_len = sizeof(wmi_ndp_end_req) * req->num_ndp_instances;
605 	/* above comes out to 4 byte alligned already, no need of padding */
606 	len = sizeof(*cmd) + ndp_end_req_len + WMI_TLV_HDR_SIZE;
607 	buf = wmi_buf_alloc(wmi_handle, len);
608 	if (!buf) {
609 		return QDF_STATUS_E_NOMEM;
610 	}
611 
612 	cmd = (wmi_ndp_end_req_fixed_param *) wmi_buf_data(buf);
613 	WMITLV_SET_HDR(&cmd->tlv_header,
614 		       WMITLV_TAG_STRUC_wmi_ndp_end_req_fixed_param,
615 		       WMITLV_GET_STRUCT_TLVLEN(wmi_ndp_end_req_fixed_param));
616 
617 	cmd->transaction_id = req->transaction_id;
618 
619 	/* set tlv pointer to end of fixed param */
620 	WMITLV_SET_HDR((uint8_t *)&cmd[1], WMITLV_TAG_ARRAY_STRUC,
621 			ndp_end_req_len);
622 
623 	ndp_end_req_lst = (wmi_ndp_end_req *)((uint8_t *)&cmd[1] +
624 						WMI_TLV_HDR_SIZE);
625 	for (i = 0; i < req->num_ndp_instances; i++) {
626 		WMITLV_SET_HDR(&ndp_end_req_lst[i],
627 			       WMITLV_TAG_ARRAY_FIXED_STRUC,
628 			       (sizeof(*ndp_end_req_lst) - WMI_TLV_HDR_SIZE));
629 
630 		ndp_end_req_lst[i].ndp_instance_id = req->ndp_ids[i];
631 	}
632 
633 	WMI_LOGD("Sending WMI_NDP_END_REQ_CMDID to FW");
634 	wmi_mtrace(WMI_NDP_END_REQ_CMDID, NO_SESSION, 0);
635 	status = wmi_unified_cmd_send(wmi_handle, buf, len,
636 				      WMI_NDP_END_REQ_CMDID);
637 	if (QDF_IS_STATUS_ERROR(status)) {
638 		WMI_LOGE("WMI_NDP_END_REQ_CMDID failed, ret: %d", status);
639 		wmi_buf_free(buf);
640 	}
641 
642 	return status;
643 }
644 
645 static QDF_STATUS extract_ndp_initiator_rsp_tlv(wmi_unified_t wmi_handle,
646 			uint8_t *data, struct nan_datapath_initiator_rsp *rsp)
647 {
648 	WMI_NDP_INITIATOR_RSP_EVENTID_param_tlvs *event;
649 	wmi_ndp_initiator_rsp_event_fixed_param  *fixed_params;
650 
651 	event = (WMI_NDP_INITIATOR_RSP_EVENTID_param_tlvs *)data;
652 	fixed_params = event->fixed_param;
653 
654 	rsp->vdev =
655 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
656 						     fixed_params->vdev_id,
657 						     WLAN_NAN_ID);
658 	if (!rsp->vdev) {
659 		WMI_LOGE("vdev is null");
660 		return QDF_STATUS_E_INVAL;
661 	}
662 
663 	rsp->transaction_id = fixed_params->transaction_id;
664 	rsp->ndp_instance_id = fixed_params->ndp_instance_id;
665 	rsp->status = fixed_params->rsp_status;
666 	rsp->reason = fixed_params->reason_code;
667 
668 	return QDF_STATUS_SUCCESS;
669 }
670 
671 static QDF_STATUS extract_ndp_ind_tlv(wmi_unified_t wmi_handle,
672 		uint8_t *data, struct nan_datapath_indication_event *rsp)
673 {
674 	WMI_NDP_INDICATION_EVENTID_param_tlvs *event;
675 	wmi_ndp_indication_event_fixed_param *fixed_params;
676 	size_t total_array_len;
677 
678 	event = (WMI_NDP_INDICATION_EVENTID_param_tlvs *)data;
679 	fixed_params =
680 		(wmi_ndp_indication_event_fixed_param *)event->fixed_param;
681 
682 	if (fixed_params->ndp_cfg_len > event->num_ndp_cfg) {
683 		WMI_LOGE("FW message ndp cfg length %d larger than TLV hdr %d",
684 			 fixed_params->ndp_cfg_len, event->num_ndp_cfg);
685 		return QDF_STATUS_E_INVAL;
686 	}
687 
688 	if (fixed_params->ndp_app_info_len > event->num_ndp_app_info) {
689 		WMI_LOGE("FW message ndp app info length %d more than TLV hdr %d",
690 			 fixed_params->ndp_app_info_len,
691 			 event->num_ndp_app_info);
692 		return QDF_STATUS_E_INVAL;
693 	}
694 
695 	if (fixed_params->ndp_cfg_len >
696 		(WMI_SVC_MSG_MAX_SIZE - sizeof(*fixed_params))) {
697 		WMI_LOGE("%s: excess wmi buffer: ndp_cfg_len %d",
698 			 __func__, fixed_params->ndp_cfg_len);
699 		return QDF_STATUS_E_INVAL;
700 	}
701 
702 	total_array_len = fixed_params->ndp_cfg_len +
703 					sizeof(*fixed_params);
704 
705 	if (fixed_params->ndp_app_info_len >
706 		(WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
707 		WMI_LOGE("%s: excess wmi buffer: ndp_cfg_len %d",
708 			 __func__, fixed_params->ndp_app_info_len);
709 		return QDF_STATUS_E_INVAL;
710 	}
711 	total_array_len += fixed_params->ndp_app_info_len;
712 
713 	if (fixed_params->nan_scid_len >
714 		(WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
715 		WMI_LOGE("%s: excess wmi buffer: ndp_cfg_len %d",
716 			 __func__, fixed_params->nan_scid_len);
717 		return QDF_STATUS_E_INVAL;
718 	}
719 
720 	rsp->vdev =
721 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
722 						     fixed_params->vdev_id,
723 						     WLAN_NAN_ID);
724 	if (!rsp->vdev) {
725 		WMI_LOGE("vdev is null");
726 		return QDF_STATUS_E_INVAL;
727 	}
728 	rsp->service_instance_id = fixed_params->service_instance_id;
729 	rsp->ndp_instance_id = fixed_params->ndp_instance_id;
730 	rsp->role = fixed_params->self_ndp_role;
731 	rsp->policy = fixed_params->accept_policy;
732 
733 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_ndi_mac_addr,
734 				rsp->peer_mac_addr.bytes);
735 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_discovery_mac_addr,
736 				rsp->peer_discovery_mac_addr.bytes);
737 
738 	WMI_LOGD("WMI_NDP_INDICATION_EVENTID(0x%X) received. vdev %d,\n"
739 		"service_instance %d, ndp_instance %d, role %d, policy %d,\n"
740 		"csid: %d, scid_len: %d, peer_addr: %pM, peer_disc_addr: %pM",
741 		 WMI_NDP_INDICATION_EVENTID, fixed_params->vdev_id,
742 		 fixed_params->service_instance_id,
743 		 fixed_params->ndp_instance_id, fixed_params->self_ndp_role,
744 		 fixed_params->accept_policy,
745 		 fixed_params->nan_csid, fixed_params->nan_scid_len,
746 		 rsp->peer_mac_addr.bytes,
747 		 rsp->peer_discovery_mac_addr.bytes);
748 
749 	WMI_LOGD("ndp_cfg - %d bytes", fixed_params->ndp_cfg_len);
750 
751 	WMI_LOGD("ndp_app_info - %d bytes",
752 		 fixed_params->ndp_app_info_len);
753 
754 	rsp->ndp_config.ndp_cfg_len = fixed_params->ndp_cfg_len;
755 	rsp->ndp_info.ndp_app_info_len = fixed_params->ndp_app_info_len;
756 	rsp->ncs_sk_type = fixed_params->nan_csid;
757 	rsp->scid.scid_len = fixed_params->nan_scid_len;
758 
759 	if (rsp->ndp_config.ndp_cfg_len > NDP_QOS_INFO_LEN)
760 		rsp->ndp_config.ndp_cfg_len = NDP_QOS_INFO_LEN;
761 	qdf_mem_copy(rsp->ndp_config.ndp_cfg, event->ndp_cfg,
762 		     rsp->ndp_config.ndp_cfg_len);
763 
764 	if (rsp->ndp_info.ndp_app_info_len > NDP_APP_INFO_LEN)
765 		rsp->ndp_info.ndp_app_info_len = NDP_APP_INFO_LEN;
766 	qdf_mem_copy(rsp->ndp_info.ndp_app_info, event->ndp_app_info,
767 		     rsp->ndp_info.ndp_app_info_len);
768 
769 	if (rsp->scid.scid_len > NDP_SCID_BUF_LEN)
770 		rsp->scid.scid_len = NDP_SCID_BUF_LEN;
771 	qdf_mem_copy(rsp->scid.scid, event->ndp_scid, rsp->scid.scid_len);
772 
773 	if (event->ndp_transport_ip_param &&
774 	    event->num_ndp_transport_ip_param) {
775 		if (event->ndp_transport_ip_param->ipv6_addr_present) {
776 			rsp->is_ipv6_addr_present = true;
777 			qdf_mem_copy(rsp->ipv6_addr,
778 				event->ndp_transport_ip_param->ipv6_intf_addr,
779 				WMI_NDP_IPV6_INTF_ADDR_LEN);
780 		}
781 	}
782 	WMI_LOGD(FL("IPv6 addr present: %d, addr: %pI6"),
783 		    rsp->is_ipv6_addr_present, rsp->ipv6_addr);
784 
785 	return QDF_STATUS_SUCCESS;
786 }
787 
788 static QDF_STATUS extract_ndp_confirm_tlv(wmi_unified_t wmi_handle,
789 			uint8_t *data, struct nan_datapath_confirm_event *rsp)
790 {
791 	uint8_t i;
792 	WMI_HOST_WLAN_PHY_MODE ch_mode;
793 	WMI_NDP_CONFIRM_EVENTID_param_tlvs *event;
794 	wmi_ndp_confirm_event_fixed_param *fixed_params;
795 	size_t total_array_len;
796 
797 	event = (WMI_NDP_CONFIRM_EVENTID_param_tlvs *) data;
798 	fixed_params = (wmi_ndp_confirm_event_fixed_param *)event->fixed_param;
799 	WMI_LOGD("WMI_NDP_CONFIRM_EVENTID(0x%X) received. vdev %d, ndp_instance %d, rsp_code %d, reason_code: %d, num_active_ndps_on_peer: %d",
800 		 WMI_NDP_CONFIRM_EVENTID, fixed_params->vdev_id,
801 		 fixed_params->ndp_instance_id, fixed_params->rsp_code,
802 		 fixed_params->reason_code,
803 		 fixed_params->num_active_ndps_on_peer);
804 	WMI_LOGE("num_ch: %d", fixed_params->num_ndp_channels);
805 
806 	if (fixed_params->ndp_cfg_len > event->num_ndp_cfg) {
807 		WMI_LOGE("FW message ndp cfg length %d larger than TLV hdr %d",
808 			 fixed_params->ndp_cfg_len, event->num_ndp_cfg);
809 		return QDF_STATUS_E_INVAL;
810 	}
811 
812 	WMI_LOGD("ndp_cfg - %d bytes", fixed_params->ndp_cfg_len);
813 
814 	if (fixed_params->ndp_app_info_len > event->num_ndp_app_info) {
815 		WMI_LOGE("FW message ndp app info length %d more than TLV hdr %d",
816 			 fixed_params->ndp_app_info_len,
817 			 event->num_ndp_app_info);
818 		return QDF_STATUS_E_INVAL;
819 	}
820 
821 	WMI_LOGD("ndp_app_info - %d bytes",
822 		 fixed_params->ndp_app_info_len);
823 
824 	if (fixed_params->ndp_cfg_len >
825 			(WMI_SVC_MSG_MAX_SIZE - sizeof(*fixed_params))) {
826 		WMI_LOGE("%s: excess wmi buffer: ndp_cfg_len %d",
827 			 __func__, fixed_params->ndp_cfg_len);
828 		return QDF_STATUS_E_INVAL;
829 	}
830 
831 	total_array_len = fixed_params->ndp_cfg_len +
832 				sizeof(*fixed_params);
833 
834 	if (fixed_params->ndp_app_info_len >
835 		(WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
836 		WMI_LOGE("%s: excess wmi buffer: ndp_cfg_len %d",
837 			 __func__, fixed_params->ndp_app_info_len);
838 		return QDF_STATUS_E_INVAL;
839 	}
840 
841 	if (fixed_params->num_ndp_channels > event->num_ndp_channel_list ||
842 	    fixed_params->num_ndp_channels > event->num_nss_list) {
843 		WMI_LOGE(FL("NDP Ch count %d greater than NDP Ch TLV len (%d) or NSS TLV len (%d)"),
844 			 fixed_params->num_ndp_channels,
845 			 event->num_ndp_channel_list,
846 			 event->num_nss_list);
847 		return QDF_STATUS_E_INVAL;
848 	}
849 
850 	rsp->vdev =
851 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
852 						     fixed_params->vdev_id,
853 						     WLAN_NAN_ID);
854 	if (!rsp->vdev) {
855 		WMI_LOGE("vdev is null");
856 		return QDF_STATUS_E_INVAL;
857 	}
858 	rsp->ndp_instance_id = fixed_params->ndp_instance_id;
859 	rsp->rsp_code = fixed_params->rsp_code;
860 	rsp->reason_code = fixed_params->reason_code;
861 	rsp->num_active_ndps_on_peer = fixed_params->num_active_ndps_on_peer;
862 	rsp->num_channels = fixed_params->num_ndp_channels;
863 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_ndi_mac_addr,
864 				   rsp->peer_ndi_mac_addr.bytes);
865 	rsp->ndp_info.ndp_app_info_len = fixed_params->ndp_app_info_len;
866 	qdf_mem_copy(rsp->ndp_info.ndp_app_info, event->ndp_app_info,
867 		     rsp->ndp_info.ndp_app_info_len);
868 
869 	if (rsp->num_channels > NAN_CH_INFO_MAX_CHANNELS) {
870 		WMI_LOGE(FL("too many channels"));
871 		rsp->num_channels = NAN_CH_INFO_MAX_CHANNELS;
872 	}
873 
874 	for (i = 0; i < rsp->num_channels; i++) {
875 		rsp->ch[i].channel = event->ndp_channel_list[i].mhz;
876 		rsp->ch[i].nss = event->nss_list[i];
877 		ch_mode = WMI_GET_CHANNEL_MODE(&event->ndp_channel_list[i]);
878 		rsp->ch[i].ch_width = wmi_get_ch_width_from_phy_mode(wmi_handle,
879 								     ch_mode);
880 		WMI_LOGD(FL("ch: %d, ch_mode: %d, nss: %d"),
881 			 rsp->ch[i].channel,
882 			 rsp->ch[i].ch_width,
883 			 rsp->ch[i].nss);
884 	}
885 
886 	if (event->ndp_transport_ip_param &&
887 	    event->num_ndp_transport_ip_param) {
888 		if (event->ndp_transport_ip_param->ipv6_addr_present) {
889 			rsp->is_ipv6_addr_present = true;
890 			qdf_mem_copy(rsp->ipv6_addr,
891 				event->ndp_transport_ip_param->ipv6_intf_addr,
892 				WMI_NDP_IPV6_INTF_ADDR_LEN);
893 		}
894 
895 		if (event->ndp_transport_ip_param->trans_port_present) {
896 			rsp->is_port_present = true;
897 			rsp->port =
898 			    event->ndp_transport_ip_param->transport_port;
899 		}
900 
901 		if (event->ndp_transport_ip_param->trans_proto_present) {
902 			rsp->is_protocol_present = true;
903 			rsp->protocol =
904 			    event->ndp_transport_ip_param->transport_protocol;
905 		}
906 	}
907 	WMI_LOGD(FL("IPv6 addr present: %d, addr: %pI6"),
908 		 rsp->is_ipv6_addr_present, rsp->ipv6_addr);
909 	WMI_LOGD(FL("port: %d present: %d"), rsp->port, rsp->is_port_present);
910 	WMI_LOGD(FL("protocol: %d present: %d"),
911 		 rsp->protocol, rsp->is_protocol_present);
912 
913 	return QDF_STATUS_SUCCESS;
914 }
915 
916 static QDF_STATUS extract_ndp_responder_rsp_tlv(wmi_unified_t wmi_handle,
917 			uint8_t *data, struct nan_datapath_responder_rsp *rsp)
918 {
919 	WMI_NDP_RESPONDER_RSP_EVENTID_param_tlvs *event;
920 	wmi_ndp_responder_rsp_event_fixed_param  *fixed_params;
921 
922 	event = (WMI_NDP_RESPONDER_RSP_EVENTID_param_tlvs *)data;
923 	fixed_params = event->fixed_param;
924 
925 	WMI_LOGD("WMI_NDP_RESPONDER_RSP_EVENTID(0x%X) received. vdev_id: %d, peer_mac_addr: %pM,transaction_id: %d, status_code %d, reason_code: %d, create_peer: %d",
926 		 WMI_NDP_RESPONDER_RSP_EVENTID, fixed_params->vdev_id,
927 		 rsp->peer_mac_addr.bytes, rsp->transaction_id,
928 		 rsp->status, rsp->reason, rsp->create_peer);
929 
930 	rsp->vdev =
931 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
932 						     fixed_params->vdev_id,
933 						     WLAN_NAN_ID);
934 	if (!rsp->vdev) {
935 		WMI_LOGE("vdev is null");
936 		return QDF_STATUS_E_INVAL;
937 	}
938 	rsp->transaction_id = fixed_params->transaction_id;
939 	rsp->reason = fixed_params->reason_code;
940 	rsp->status = fixed_params->rsp_status;
941 	rsp->create_peer = fixed_params->create_peer;
942 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_ndi_mac_addr,
943 				   rsp->peer_mac_addr.bytes);
944 
945 	return QDF_STATUS_SUCCESS;
946 }
947 
948 static QDF_STATUS extract_ndp_end_rsp_tlv(wmi_unified_t wmi_handle,
949 			uint8_t *data, struct nan_datapath_end_rsp_event *rsp)
950 {
951 	WMI_NDP_END_RSP_EVENTID_param_tlvs *event;
952 	wmi_ndp_end_rsp_event_fixed_param *fixed_params = NULL;
953 
954 	event = (WMI_NDP_END_RSP_EVENTID_param_tlvs *) data;
955 	fixed_params = (wmi_ndp_end_rsp_event_fixed_param *)event->fixed_param;
956 	WMI_LOGD("WMI_NDP_END_RSP_EVENTID(0x%X) received. transaction_id: %d, rsp_status: %d, reason_code: %d",
957 		 WMI_NDP_END_RSP_EVENTID, fixed_params->transaction_id,
958 		 fixed_params->rsp_status, fixed_params->reason_code);
959 
960 	rsp->vdev = wlan_objmgr_get_vdev_by_opmode_from_psoc(
961 			wmi_handle->soc->wmi_psoc, QDF_NDI_MODE, WLAN_NAN_ID);
962 	if (!rsp->vdev) {
963 		WMI_LOGE("vdev is null");
964 		return QDF_STATUS_E_INVAL;
965 	}
966 	rsp->transaction_id = fixed_params->transaction_id;
967 	rsp->reason = fixed_params->reason_code;
968 	rsp->status = fixed_params->rsp_status;
969 
970 	return QDF_STATUS_SUCCESS;
971 }
972 
973 static QDF_STATUS extract_ndp_end_ind_tlv(wmi_unified_t wmi_handle,
974 		uint8_t *data, struct nan_datapath_end_indication_event **rsp)
975 {
976 	uint32_t i, buf_size;
977 	wmi_ndp_end_indication *ind;
978 	struct qdf_mac_addr peer_addr;
979 	WMI_NDP_END_INDICATION_EVENTID_param_tlvs *event;
980 
981 	event = (WMI_NDP_END_INDICATION_EVENTID_param_tlvs *) data;
982 	ind = event->ndp_end_indication_list;
983 
984 	if (event->num_ndp_end_indication_list == 0) {
985 		WMI_LOGE("Error: Event ignored, 0 ndp instances");
986 		return QDF_STATUS_E_INVAL;
987 	}
988 
989 	WMI_LOGD("number of ndp instances = %d",
990 		 event->num_ndp_end_indication_list);
991 
992 	if (event->num_ndp_end_indication_list > ((UINT_MAX - sizeof(**rsp))/
993 						sizeof((*rsp)->ndp_map[0]))) {
994 		WMI_LOGE("num_ndp_end_ind_list %d too large",
995 			 event->num_ndp_end_indication_list);
996 		return QDF_STATUS_E_INVAL;
997 	}
998 
999 	buf_size = sizeof(**rsp) + event->num_ndp_end_indication_list *
1000 			sizeof((*rsp)->ndp_map[0]);
1001 	*rsp = qdf_mem_malloc(buf_size);
1002 	if (!(*rsp))
1003 		return QDF_STATUS_E_NOMEM;
1004 
1005 	(*rsp)->num_ndp_ids = event->num_ndp_end_indication_list;
1006 	for (i = 0; i < (*rsp)->num_ndp_ids; i++) {
1007 		WMI_MAC_ADDR_TO_CHAR_ARRAY(&ind[i].peer_ndi_mac_addr,
1008 					   peer_addr.bytes);
1009 		WMI_LOGD("ind[%d]: type %d, reason_code %d, instance_id %d num_active %d ",
1010 			 i, ind[i].type, ind[i].reason_code,
1011 			 ind[i].ndp_instance_id,
1012 			 ind[i].num_active_ndps_on_peer);
1013 		/* Add each instance entry to the list */
1014 		(*rsp)->ndp_map[i].ndp_instance_id = ind[i].ndp_instance_id;
1015 		(*rsp)->ndp_map[i].vdev_id = ind[i].vdev_id;
1016 		WMI_MAC_ADDR_TO_CHAR_ARRAY(&ind[i].peer_ndi_mac_addr,
1017 			(*rsp)->ndp_map[i].peer_ndi_mac_addr.bytes);
1018 		(*rsp)->ndp_map[i].num_active_ndp_sessions =
1019 			ind[i].num_active_ndps_on_peer;
1020 		(*rsp)->ndp_map[i].type = ind[i].type;
1021 		(*rsp)->ndp_map[i].reason_code = ind[i].reason_code;
1022 	}
1023 
1024 	return QDF_STATUS_SUCCESS;
1025 }
1026 
1027 static QDF_STATUS extract_ndp_sch_update_tlv(wmi_unified_t wmi_handle,
1028 		uint8_t *data, struct nan_datapath_sch_update_event *ind)
1029 {
1030 	uint8_t i;
1031 	WMI_HOST_WLAN_PHY_MODE ch_mode;
1032 	WMI_NDL_SCHEDULE_UPDATE_EVENTID_param_tlvs *event;
1033 	wmi_ndl_schedule_update_fixed_param *fixed_params;
1034 
1035 	event = (WMI_NDL_SCHEDULE_UPDATE_EVENTID_param_tlvs *)data;
1036 	fixed_params = event->fixed_param;
1037 
1038 	WMI_LOGD(FL("flags: %d, num_ch: %d, num_ndp_instances: %d"),
1039 		 fixed_params->flags, fixed_params->num_channels,
1040 		 fixed_params->num_ndp_instances);
1041 
1042 	if (fixed_params->num_channels > event->num_ndl_channel_list ||
1043 	    fixed_params->num_channels > event->num_nss_list) {
1044 		WMI_LOGE(FL("Channel count %d greater than NDP Ch list TLV len (%d) or NSS list TLV len (%d)"),
1045 			 fixed_params->num_channels,
1046 			 event->num_ndl_channel_list,
1047 			 event->num_nss_list);
1048 		return QDF_STATUS_E_INVAL;
1049 	}
1050 	if (fixed_params->num_ndp_instances > event->num_ndp_instance_list) {
1051 		WMI_LOGE(FL("NDP Instance count %d greater than NDP Instancei TLV len %d"),
1052 			 fixed_params->num_ndp_instances,
1053 			 event->num_ndp_instance_list);
1054 		return QDF_STATUS_E_INVAL;
1055 	}
1056 
1057 	ind->vdev =
1058 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
1059 						     fixed_params->vdev_id,
1060 						     WLAN_NAN_ID);
1061 	if (!ind->vdev) {
1062 		WMI_LOGE("vdev is null");
1063 		return QDF_STATUS_E_INVAL;
1064 	}
1065 
1066 	ind->flags = fixed_params->flags;
1067 	ind->num_channels = fixed_params->num_channels;
1068 	ind->num_ndp_instances = fixed_params->num_ndp_instances;
1069 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_macaddr,
1070 				   ind->peer_addr.bytes);
1071 
1072 	if (ind->num_ndp_instances > NDP_NUM_INSTANCE_ID) {
1073 		WMI_LOGE(FL("uint32 overflow"));
1074 		wlan_objmgr_vdev_release_ref(ind->vdev, WLAN_NAN_ID);
1075 		return QDF_STATUS_E_INVAL;
1076 	}
1077 
1078 	qdf_mem_copy(ind->ndp_instances, event->ndp_instance_list,
1079 		     sizeof(uint32_t) * ind->num_ndp_instances);
1080 
1081 	if (ind->num_channels > NAN_CH_INFO_MAX_CHANNELS) {
1082 		WMI_LOGE(FL("too many channels"));
1083 		ind->num_channels = NAN_CH_INFO_MAX_CHANNELS;
1084 	}
1085 
1086 	for (i = 0; i < ind->num_channels; i++) {
1087 		ind->ch[i].channel = event->ndl_channel_list[i].mhz;
1088 		ind->ch[i].nss = event->nss_list[i];
1089 		ch_mode = WMI_GET_CHANNEL_MODE(&event->ndl_channel_list[i]);
1090 		ind->ch[i].ch_width = wmi_get_ch_width_from_phy_mode(wmi_handle,
1091 								     ch_mode);
1092 		WMI_LOGD(FL("ch: %d, ch_mode: %d, nss: %d"),
1093 			 ind->ch[i].channel,
1094 			 ind->ch[i].ch_width,
1095 			 ind->ch[i].nss);
1096 	}
1097 
1098 	for (i = 0; i < fixed_params->num_ndp_instances; i++)
1099 		WMI_LOGD(FL("instance_id[%d]: %d"),
1100 			 i, event->ndp_instance_list[i]);
1101 
1102 	return QDF_STATUS_SUCCESS;
1103 }
1104 
1105 void wmi_nan_attach_tlv(wmi_unified_t wmi_handle)
1106 {
1107 	struct wmi_ops *ops = wmi_handle->ops;
1108 
1109 	ops->send_nan_req_cmd = send_nan_req_cmd_tlv;
1110 	ops->send_nan_disable_req_cmd = send_nan_disable_req_cmd_tlv;
1111 	ops->extract_nan_event_rsp = extract_nan_event_rsp_tlv;
1112 	ops->send_ndp_initiator_req_cmd = nan_ndp_initiator_req_tlv;
1113 	ops->send_ndp_responder_req_cmd = nan_ndp_responder_req_tlv;
1114 	ops->send_ndp_end_req_cmd = nan_ndp_end_req_tlv;
1115 	ops->extract_ndp_initiator_rsp = extract_ndp_initiator_rsp_tlv;
1116 	ops->extract_ndp_ind = extract_ndp_ind_tlv;
1117 	ops->extract_ndp_confirm = extract_ndp_confirm_tlv;
1118 	ops->extract_ndp_responder_rsp = extract_ndp_responder_rsp_tlv;
1119 	ops->extract_ndp_end_rsp = extract_ndp_end_rsp_tlv;
1120 	ops->extract_ndp_end_ind = extract_ndp_end_ind_tlv;
1121 	ops->extract_ndp_sch_update = extract_ndp_sch_update_tlv;
1122 }
1123