xref: /wlan-dirver/qca-wifi-host-cmn/wmi/src/wmi_unified_nan_tlv.c (revision 8cfe6b10058a04cafb17eed051f2ddf11bee8931)
1 /*
2  * Copyright (c) 2013-2021 The Linux Foundation. All rights reserved.
3  * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. 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_err("Provided NAN event length(%d) exceeding actual length(%d)!",
62 			 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_err("Invalid NAN event data length(%d)!",
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 	switch (nan_msg_hdr->msg_id) {
79 	case NAN_MSG_ID_ENABLE_RSP:
80 		nan_evt_info = event->event_info;
81 		if (!nan_evt_info) {
82 			if (!wmi_service_enabled(wmi_handle,
83 						 wmi_service_nan_dbs_support) &&
84 			    !wmi_service_enabled(wmi_handle,
85 						 wmi_service_nan_disable_support
86 						 )) {
87 				evt_params->evt_type = nan_event_id_generic_rsp;
88 				break;
89 			} else {
90 				wmi_err("Fail: NAN enable rsp event info Null");
91 				return QDF_STATUS_E_INVAL;
92 			}
93 		}
94 		evt_params->evt_type = nan_event_id_enable_rsp;
95 		evt_params->mac_id = nan_evt_info->mac_id;
96 		evt_params->is_nan_enable_success = (nan_evt_info->status == 0);
97 		evt_params->vdev_id = nan_evt_info->vdev_id;
98 		break;
99 	case NAN_MSG_ID_DISABLE_IND:
100 		evt_params->evt_type = nan_event_id_disable_ind;
101 		break;
102 	case NAN_MSG_ID_ERROR_RSP:
103 		evt_params->evt_type = nan_event_id_error_rsp;
104 		break;
105 	default:
106 		evt_params->evt_type = nan_event_id_generic_rsp;
107 		break;
108 	}
109 
110 	return QDF_STATUS_SUCCESS;
111 }
112 
113 /**
114  * send_nan_disable_req_cmd_tlv() - to send nan disable request to target
115  * @wmi_handle: wmi handle
116  * @nan_msg: request data which will be non-null
117  *
118  * Return: QDF status
119  */
120 static QDF_STATUS send_nan_disable_req_cmd_tlv(wmi_unified_t wmi_handle,
121 					       struct nan_disable_req *nan_msg)
122 {
123 	QDF_STATUS ret;
124 	wmi_nan_cmd_param *cmd;
125 	wmi_nan_host_config_param *cfg;
126 	wmi_buf_t buf;
127 	/* Initialize with minimum length required, which is Scenario 2*/
128 	uint16_t len = sizeof(*cmd) + sizeof(*cfg) + 2 * WMI_TLV_HDR_SIZE;
129 	uint16_t nan_data_len, nan_data_len_aligned = 0;
130 	uint8_t *buf_ptr;
131 
132 	/*
133 	 *  Scenario 1: NAN Disable with NAN msg data from upper layers
134 	 *
135 	 *    <-----nan cmd param-----><-- WMI_TLV_HDR_SIZE --><--- data ---->
136 	 *    +------------+----------+-----------------------+--------------+
137 	 *    | tlv_header | data_len | WMITLV_TAG_ARRAY_BYTE | nan_msg_data |
138 	 *    +------------+----------+-----------------------+--------------+
139 	 *
140 	 *    <-- WMI_TLV_HDR_SIZE --><------nan host config params----->
141 	 *   -+-----------------------+---------------------------------+
142 	 *    | WMITLV_TAG_ARRAY_STRUC| tlv_header | 2g/5g disable flags|
143 	 *   -+-----------------------+---------------------------------+
144 	 *
145 	 * Scenario 2: NAN Disable without any NAN msg data from upper layers
146 	 *
147 	 *    <------nan cmd param------><--WMI_TLV_HDR_SIZE--><--WMI_TLV_HDR_SI
148 	 *    +------------+------------+----------------------+----------------
149 	 *    | tlv_header | data_len=0 | WMITLV_TAG_ARRAY_BYTE| WMITLV_TAG_ARRA
150 	 *    +------------+------------+----------------------+----------------
151 	 *
152 	 *    ZE----><------nan host config params----->
153 	 *    -------+---------------------------------+
154 	 *    Y_STRUC| tlv_header | 2g/5g disable flags|
155 	 *    -------+---------------------------------+
156 	 */
157 
158 	if (!nan_msg) {
159 		wmi_err("nan req is not valid");
160 		return QDF_STATUS_E_FAILURE;
161 	}
162 
163 	nan_data_len = nan_msg->params.request_data_len;
164 
165 	if (nan_data_len) {
166 		nan_data_len_aligned = roundup(nan_data_len, sizeof(uint32_t));
167 		if (nan_data_len_aligned < nan_data_len) {
168 			wmi_err("Int overflow while rounding up data_len");
169 			return QDF_STATUS_E_FAILURE;
170 		}
171 
172 		if (nan_data_len_aligned > WMI_SVC_MSG_MAX_SIZE
173 							- WMI_TLV_HDR_SIZE) {
174 			wmi_err("nan_data_len exceeding wmi_max_msg_size");
175 			return QDF_STATUS_E_FAILURE;
176 		}
177 
178 		len += nan_data_len_aligned;
179 	}
180 
181 	buf = wmi_buf_alloc(wmi_handle, len);
182 	if (!buf)
183 		return QDF_STATUS_E_NOMEM;
184 
185 	buf_ptr = (uint8_t *)wmi_buf_data(buf);
186 	cmd = (wmi_nan_cmd_param *)buf_ptr;
187 	WMITLV_SET_HDR(&cmd->tlv_header,
188 		       WMITLV_TAG_STRUC_wmi_nan_cmd_param,
189 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_cmd_param));
190 
191 	cmd->data_len = nan_data_len;
192 	wmi_debug("nan data len value is %u", nan_data_len);
193 	buf_ptr += sizeof(wmi_nan_cmd_param);
194 
195 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, nan_data_len_aligned);
196 	buf_ptr += WMI_TLV_HDR_SIZE;
197 
198 	if (nan_data_len) {
199 		qdf_mem_copy(buf_ptr, nan_msg->params.request_data,
200 			     cmd->data_len);
201 		buf_ptr += nan_data_len_aligned;
202 	}
203 
204 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC,
205 		       sizeof(wmi_nan_host_config_param));
206 	buf_ptr += WMI_TLV_HDR_SIZE;
207 
208 	cfg = (wmi_nan_host_config_param *)buf_ptr;
209 	WMITLV_SET_HDR(&cfg->tlv_header,
210 		       WMITLV_TAG_STRUC_wmi_nan_host_config_param,
211 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_host_config_param));
212 	cfg->nan_2g_disc_disable = nan_msg->disable_2g_discovery;
213 	cfg->nan_5g_disc_disable = nan_msg->disable_5g_discovery;
214 
215 	wmi_mtrace(WMI_NAN_CMDID, NO_SESSION, 0);
216 	ret = wmi_unified_cmd_send(wmi_handle, buf, len,
217 				   WMI_NAN_CMDID);
218 	if (QDF_IS_STATUS_ERROR(ret)) {
219 		wmi_err("Failed to send set param command ret = %d", ret);
220 		wmi_buf_free(buf);
221 	}
222 
223 	return ret;
224 }
225 
226 /**
227  * send_nan_req_cmd_tlv() - to send nan request to target
228  * @wmi_handle: wmi handle
229  * @nan_msg: request data which will be non-null
230  *
231  * Return: QDF status
232  */
233 static QDF_STATUS send_nan_req_cmd_tlv(wmi_unified_t wmi_handle,
234 				       struct nan_msg_params *nan_msg)
235 {
236 	QDF_STATUS ret;
237 	wmi_nan_cmd_param *cmd;
238 	wmi_buf_t buf;
239 	wmi_nan_host_config_param *cfg;
240 	uint16_t len = sizeof(*cmd) + sizeof(*cfg) + 2 * WMI_TLV_HDR_SIZE;
241 	uint16_t nan_data_len, nan_data_len_aligned;
242 	uint8_t *buf_ptr;
243 
244 	/*
245 	 *    <----- cmd ------------><-- WMI_TLV_HDR_SIZE --><--- data ---->
246 	 *    +------------+----------+-----------------------+--------------+
247 	 *    | tlv_header | data_len | WMITLV_TAG_ARRAY_BYTE | nan_msg_data |
248 	 *    +------------+----------+-----------------------+--------------+
249 	 *
250 	 *    <-- WMI_TLV_HDR_SIZE --><------nan host config params-------->
251 	 *    +-----------------------+------------------------------------+
252 	 *    | WMITLV_TAG_ARRAY_STRUC| tlv_header | disable flags | flags |
253 	 *    +-----------------------+------------------------------------+
254 	 */
255 	if (!nan_msg) {
256 		wmi_err("nan req is not valid");
257 		return QDF_STATUS_E_FAILURE;
258 	}
259 	nan_data_len = nan_msg->request_data_len;
260 	nan_data_len_aligned = roundup(nan_msg->request_data_len,
261 				       sizeof(uint32_t));
262 	if (nan_data_len_aligned < nan_msg->request_data_len) {
263 		wmi_err("integer overflow while rounding up data_len");
264 		return QDF_STATUS_E_FAILURE;
265 	}
266 
267 	if (nan_data_len_aligned > WMI_SVC_MSG_MAX_SIZE - WMI_TLV_HDR_SIZE) {
268 		wmi_err("wmi_max_msg_size overflow for given datalen");
269 		return QDF_STATUS_E_FAILURE;
270 	}
271 
272 	len += nan_data_len_aligned;
273 	buf = wmi_buf_alloc(wmi_handle, len);
274 	if (!buf)
275 		return QDF_STATUS_E_NOMEM;
276 
277 	buf_ptr = (uint8_t *)wmi_buf_data(buf);
278 	cmd = (wmi_nan_cmd_param *)buf_ptr;
279 	WMITLV_SET_HDR(&cmd->tlv_header,
280 		       WMITLV_TAG_STRUC_wmi_nan_cmd_param,
281 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_cmd_param));
282 	cmd->data_len = nan_msg->request_data_len;
283 	buf_ptr += sizeof(wmi_nan_cmd_param);
284 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, nan_data_len_aligned);
285 	buf_ptr += WMI_TLV_HDR_SIZE;
286 	qdf_mem_copy(buf_ptr, nan_msg->request_data, cmd->data_len);
287 	buf_ptr += nan_data_len_aligned;
288 
289 	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC,
290 		       sizeof(wmi_nan_host_config_param));
291 	buf_ptr += WMI_TLV_HDR_SIZE;
292 
293 	cfg = (wmi_nan_host_config_param *)buf_ptr;
294 	WMITLV_SET_HDR(&cfg->tlv_header,
295 		       WMITLV_TAG_STRUC_wmi_nan_host_config_param,
296 		       WMITLV_GET_STRUCT_TLVLEN(wmi_nan_host_config_param));
297 
298 	WMI_NAN_SET_RANGING_INITIATOR_ROLE(cfg->flags, !!(nan_msg->rtt_cap &
299 					   WMI_FW_NAN_RTT_INITR));
300 	WMI_NAN_SET_RANGING_RESPONDER_ROLE(cfg->flags, !!(nan_msg->rtt_cap &
301 					   WMI_FW_NAN_RTT_RESPR));
302 	WMI_NAN_SET_NAN_6G_DISABLE(cfg->flags, nan_msg->disable_6g_nan);
303 
304 	wmi_mtrace(WMI_NAN_CMDID, NO_SESSION, 0);
305 	ret = wmi_unified_cmd_send(wmi_handle, buf, len, WMI_NAN_CMDID);
306 	if (QDF_IS_STATUS_ERROR(ret)) {
307 		wmi_err("Failed to send NAN req command ret = %d", ret);
308 		wmi_buf_free(buf);
309 	}
310 
311 	return ret;
312 }
313 
314 /**
315  * send_terminate_all_ndps_cmd_tlv() - send NDP Terminate for all NDP's
316  * associated with the given vdev id
317  * @wmi_handle: wmi handle
318  * @vdev_id: vdev id
319  *
320  * Return: QDF status
321  */
322 static QDF_STATUS send_terminate_all_ndps_cmd_tlv(wmi_unified_t wmi_handle,
323 						  uint32_t vdev_id)
324 {
325 	wmi_ndp_cmd_param *cmd;
326 	wmi_buf_t wmi_buf;
327 	uint32_t len;
328 	QDF_STATUS status;
329 
330 	wmi_debug("Enter");
331 
332 	len = sizeof(*cmd);
333 	wmi_buf = wmi_buf_alloc(wmi_handle, len);
334 	if (!wmi_buf)
335 		return QDF_STATUS_E_NOMEM;
336 
337 	cmd = (wmi_ndp_cmd_param *)wmi_buf_data(wmi_buf);
338 
339 	WMITLV_SET_HDR(&cmd->tlv_header, WMITLV_TAG_STRUC_wmi_ndp_cmd_param,
340 		       WMITLV_GET_STRUCT_TLVLEN(wmi_ndp_cmd_param));
341 
342 	cmd->vdev_id = vdev_id;
343 	cmd->ndp_disable = 1;
344 
345 	wmi_mtrace(WMI_NDP_CMDID, NO_SESSION, 0);
346 	status = wmi_unified_cmd_send(wmi_handle, wmi_buf, len, WMI_NDP_CMDID);
347 	if (QDF_IS_STATUS_ERROR(status)) {
348 		wmi_err("Failed to send NDP Terminate cmd: %d", status);
349 		wmi_buf_free(wmi_buf);
350 	}
351 
352 	return status;
353 }
354 
355 static QDF_STATUS nan_ndp_initiator_req_tlv(wmi_unified_t wmi_handle,
356 				struct nan_datapath_initiator_req *ndp_req)
357 {
358 	uint16_t len;
359 	wmi_buf_t buf;
360 	uint8_t *tlv_ptr;
361 	QDF_STATUS status;
362 	wmi_channel *ch_tlv;
363 	wmi_ndp_initiator_req_fixed_param *cmd;
364 	uint32_t passphrase_len, service_name_len;
365 	uint32_t ndp_cfg_len, ndp_app_info_len, pmk_len;
366 	wmi_ndp_transport_ip_param *tcp_ip_param;
367 
368 	/*
369 	 * WMI command expects 4 byte aligned len:
370 	 * round up ndp_cfg_len and ndp_app_info_len to 4 bytes
371 	 */
372 	ndp_cfg_len = qdf_roundup(ndp_req->ndp_config.ndp_cfg_len, 4);
373 	ndp_app_info_len = qdf_roundup(ndp_req->ndp_info.ndp_app_info_len, 4);
374 	pmk_len = qdf_roundup(ndp_req->pmk.pmk_len, 4);
375 	passphrase_len = qdf_roundup(ndp_req->passphrase.passphrase_len, 4);
376 	service_name_len =
377 		   qdf_roundup(ndp_req->service_name.service_name_len, 4);
378 	/* allocated memory for fixed params as well as variable size data */
379 	len = sizeof(*cmd) + sizeof(*ch_tlv) + (5 * WMI_TLV_HDR_SIZE)
380 		+ ndp_cfg_len + ndp_app_info_len + pmk_len
381 		+ passphrase_len + service_name_len;
382 
383 	if (ndp_req->is_ipv6_addr_present)
384 		len += sizeof(*tcp_ip_param);
385 
386 	buf = wmi_buf_alloc(wmi_handle, len);
387 	if (!buf) {
388 		return QDF_STATUS_E_NOMEM;
389 	}
390 
391 	cmd = (wmi_ndp_initiator_req_fixed_param *) wmi_buf_data(buf);
392 	WMITLV_SET_HDR(&cmd->tlv_header,
393 		       WMITLV_TAG_STRUC_wmi_ndp_initiator_req_fixed_param,
394 		       WMITLV_GET_STRUCT_TLVLEN(
395 				wmi_ndp_initiator_req_fixed_param));
396 	cmd->vdev_id = wlan_vdev_get_id(ndp_req->vdev);
397 	cmd->transaction_id = ndp_req->transaction_id;
398 	cmd->service_instance_id = ndp_req->service_instance_id;
399 	WMI_CHAR_ARRAY_TO_MAC_ADDR(ndp_req->peer_discovery_mac_addr.bytes,
400 				   &cmd->peer_discovery_mac_addr);
401 
402 	cmd->ndp_cfg_len = ndp_req->ndp_config.ndp_cfg_len;
403 	cmd->ndp_app_info_len = ndp_req->ndp_info.ndp_app_info_len;
404 	cmd->ndp_channel_cfg = ndp_req->channel_cfg;
405 	cmd->nan_pmk_len = ndp_req->pmk.pmk_len;
406 	cmd->nan_csid = ndp_req->ncs_sk_type;
407 	cmd->nan_passphrase_len = ndp_req->passphrase.passphrase_len;
408 	cmd->nan_servicename_len = ndp_req->service_name.service_name_len;
409 
410 	ch_tlv = (wmi_channel *)&cmd[1];
411 	WMITLV_SET_HDR(ch_tlv, WMITLV_TAG_STRUC_wmi_channel,
412 		       WMITLV_GET_STRUCT_TLVLEN(wmi_channel));
413 	ch_tlv->mhz = ndp_req->channel;
414 	tlv_ptr = (uint8_t *)&ch_tlv[1];
415 
416 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_cfg_len);
417 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
418 		     ndp_req->ndp_config.ndp_cfg, cmd->ndp_cfg_len);
419 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_cfg_len;
420 
421 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_app_info_len);
422 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
423 		     ndp_req->ndp_info.ndp_app_info, cmd->ndp_app_info_len);
424 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_app_info_len;
425 
426 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, pmk_len);
427 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE], ndp_req->pmk.pmk,
428 		     cmd->nan_pmk_len);
429 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + pmk_len;
430 
431 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, passphrase_len);
432 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE], ndp_req->passphrase.passphrase,
433 		     cmd->nan_passphrase_len);
434 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + passphrase_len;
435 
436 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, service_name_len);
437 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
438 		     ndp_req->service_name.service_name,
439 		     cmd->nan_servicename_len);
440 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + service_name_len;
441 
442 	if (ndp_req->is_ipv6_addr_present) {
443 		tcp_ip_param = (wmi_ndp_transport_ip_param *)tlv_ptr;
444 		WMITLV_SET_HDR(tcp_ip_param,
445 			       WMITLV_TAG_STRUC_wmi_ndp_transport_ip_param,
446 			       WMITLV_GET_STRUCT_TLVLEN(
447 						wmi_ndp_transport_ip_param));
448 		tcp_ip_param->ipv6_addr_present = true;
449 		qdf_mem_copy(tcp_ip_param->ipv6_intf_addr,
450 			     ndp_req->ipv6_addr, WMI_NDP_IPV6_INTF_ADDR_LEN);
451 	}
452 	wmi_debug("IPv6 addr present: %d, addr: %pI6",
453 		 ndp_req->is_ipv6_addr_present, ndp_req->ipv6_addr);
454 
455 	wmi_debug("vdev_id = %d, transaction_id: %d, service_instance_id: %d, ch: %d, ch_cfg: %d, csid: %d peer mac addr: mac_addr31to0: 0x%x, mac_addr47to32: 0x%x",
456 		 cmd->vdev_id, cmd->transaction_id, cmd->service_instance_id,
457 		 ch_tlv->mhz, cmd->ndp_channel_cfg, cmd->nan_csid,
458 		 cmd->peer_discovery_mac_addr.mac_addr31to0,
459 		 cmd->peer_discovery_mac_addr.mac_addr47to32);
460 
461 	wmi_debug("ndp_config len: %d ndp_app_info len: %d pmk len: %d pass phrase len: %d service name len: %d",
462 		 cmd->ndp_cfg_len, cmd->ndp_app_info_len, cmd->nan_pmk_len,
463 		 cmd->nan_passphrase_len, cmd->nan_servicename_len);
464 
465 	wmi_mtrace(WMI_NDP_INITIATOR_REQ_CMDID, cmd->vdev_id, 0);
466 	status = wmi_unified_cmd_send(wmi_handle, buf, len,
467 				      WMI_NDP_INITIATOR_REQ_CMDID);
468 	if (QDF_IS_STATUS_ERROR(status)) {
469 		wmi_err("WMI_NDP_INITIATOR_REQ_CMDID failed, ret: %d", status);
470 		wmi_buf_free(buf);
471 	}
472 
473 	return status;
474 }
475 
476 static QDF_STATUS nan_ndp_responder_req_tlv(wmi_unified_t wmi_handle,
477 					struct nan_datapath_responder_req *req)
478 {
479 	uint16_t len;
480 	wmi_buf_t buf;
481 	uint8_t *tlv_ptr;
482 	QDF_STATUS status;
483 	wmi_ndp_responder_req_fixed_param *cmd;
484 	wmi_ndp_transport_ip_param *tcp_ip_param;
485 	uint32_t passphrase_len, service_name_len;
486 	uint32_t vdev_id = 0, ndp_cfg_len, ndp_app_info_len, pmk_len;
487 
488 	vdev_id = wlan_vdev_get_id(req->vdev);
489 	wmi_debug("vdev_id: %d, transaction_id: %d, ndp_rsp %d, ndp_instance_id: %d, ndp_app_info_len: %d",
490 		 vdev_id, req->transaction_id,
491 		 req->ndp_rsp,
492 		 req->ndp_instance_id,
493 		 req->ndp_info.ndp_app_info_len);
494 
495 	/*
496 	 * WMI command expects 4 byte aligned len:
497 	 * round up ndp_cfg_len and ndp_app_info_len to 4 bytes
498 	 */
499 	ndp_cfg_len = qdf_roundup(req->ndp_config.ndp_cfg_len, 4);
500 	ndp_app_info_len = qdf_roundup(req->ndp_info.ndp_app_info_len, 4);
501 	pmk_len = qdf_roundup(req->pmk.pmk_len, 4);
502 	passphrase_len = qdf_roundup(req->passphrase.passphrase_len, 4);
503 	service_name_len =
504 		qdf_roundup(req->service_name.service_name_len, 4);
505 
506 	/* allocated memory for fixed params as well as variable size data */
507 	len = sizeof(*cmd) + 5*WMI_TLV_HDR_SIZE + ndp_cfg_len + ndp_app_info_len
508 		+ pmk_len + passphrase_len + service_name_len;
509 
510 	if (req->is_ipv6_addr_present || req->is_port_present ||
511 	    req->is_protocol_present)
512 		len += sizeof(*tcp_ip_param);
513 
514 	buf = wmi_buf_alloc(wmi_handle, len);
515 	if (!buf) {
516 		return QDF_STATUS_E_NOMEM;
517 	}
518 	cmd = (wmi_ndp_responder_req_fixed_param *) wmi_buf_data(buf);
519 	WMITLV_SET_HDR(&cmd->tlv_header,
520 		       WMITLV_TAG_STRUC_wmi_ndp_responder_req_fixed_param,
521 		       WMITLV_GET_STRUCT_TLVLEN(
522 				wmi_ndp_responder_req_fixed_param));
523 	cmd->vdev_id = vdev_id;
524 	cmd->transaction_id = req->transaction_id;
525 	cmd->ndp_instance_id = req->ndp_instance_id;
526 	cmd->rsp_code = req->ndp_rsp;
527 	cmd->ndp_cfg_len = req->ndp_config.ndp_cfg_len;
528 	cmd->ndp_app_info_len = req->ndp_info.ndp_app_info_len;
529 	cmd->nan_pmk_len = req->pmk.pmk_len;
530 	cmd->nan_csid = req->ncs_sk_type;
531 	cmd->nan_passphrase_len = req->passphrase.passphrase_len;
532 	cmd->nan_servicename_len = req->service_name.service_name_len;
533 
534 	tlv_ptr = (uint8_t *)&cmd[1];
535 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_cfg_len);
536 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
537 		     req->ndp_config.ndp_cfg, cmd->ndp_cfg_len);
538 
539 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_cfg_len;
540 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, ndp_app_info_len);
541 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
542 		     req->ndp_info.ndp_app_info,
543 		     req->ndp_info.ndp_app_info_len);
544 
545 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + ndp_app_info_len;
546 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, pmk_len);
547 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE], req->pmk.pmk,
548 		     cmd->nan_pmk_len);
549 
550 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + pmk_len;
551 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, passphrase_len);
552 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
553 		     req->passphrase.passphrase,
554 		     cmd->nan_passphrase_len);
555 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + passphrase_len;
556 
557 	WMITLV_SET_HDR(tlv_ptr, WMITLV_TAG_ARRAY_BYTE, service_name_len);
558 	qdf_mem_copy(&tlv_ptr[WMI_TLV_HDR_SIZE],
559 		     req->service_name.service_name,
560 		     cmd->nan_servicename_len);
561 
562 	tlv_ptr = tlv_ptr + WMI_TLV_HDR_SIZE + service_name_len;
563 
564 	if (req->is_ipv6_addr_present || req->is_port_present ||
565 	    req->is_protocol_present) {
566 		tcp_ip_param = (wmi_ndp_transport_ip_param *)tlv_ptr;
567 		WMITLV_SET_HDR(tcp_ip_param,
568 			       WMITLV_TAG_STRUC_wmi_ndp_transport_ip_param,
569 			       WMITLV_GET_STRUCT_TLVLEN(
570 						wmi_ndp_transport_ip_param));
571 		tcp_ip_param->ipv6_addr_present = req->is_ipv6_addr_present;
572 		qdf_mem_copy(tcp_ip_param->ipv6_intf_addr,
573 			     req->ipv6_addr, WMI_NDP_IPV6_INTF_ADDR_LEN);
574 
575 		tcp_ip_param->trans_port_present = req->is_port_present;
576 		tcp_ip_param->transport_port = req->port;
577 
578 		tcp_ip_param->trans_proto_present = req->is_protocol_present;
579 		tcp_ip_param->transport_protocol = req->protocol;
580 	}
581 
582 	wmi_debug("ndp_config len: %d ndp_app_info len: %d pmk len: %d pass phrase len: %d service name len: %d",
583 		 req->ndp_config.ndp_cfg_len, req->ndp_info.ndp_app_info_len,
584 		 cmd->nan_pmk_len, cmd->nan_passphrase_len,
585 		 cmd->nan_servicename_len);
586 
587 	wmi_mtrace(WMI_NDP_RESPONDER_REQ_CMDID, cmd->vdev_id, 0);
588 	status = wmi_unified_cmd_send(wmi_handle, buf, len,
589 				      WMI_NDP_RESPONDER_REQ_CMDID);
590 	if (QDF_IS_STATUS_ERROR(status)) {
591 		wmi_err("WMI_NDP_RESPONDER_REQ_CMDID failed, ret: %d", status);
592 		wmi_buf_free(buf);
593 	}
594 	return status;
595 }
596 
597 static QDF_STATUS nan_ndp_end_req_tlv(wmi_unified_t wmi_handle,
598 				      struct nan_datapath_end_req *req)
599 {
600 	uint16_t len;
601 	wmi_buf_t buf;
602 	QDF_STATUS status;
603 	uint32_t ndp_end_req_len, i;
604 	wmi_ndp_end_req *ndp_end_req_lst;
605 	wmi_ndp_end_req_fixed_param *cmd;
606 
607 	/* len of tlv following fixed param  */
608 	ndp_end_req_len = sizeof(wmi_ndp_end_req) * req->num_ndp_instances;
609 	/* above comes out to 4 byte aligned already, no need of padding */
610 	len = sizeof(*cmd) + ndp_end_req_len + WMI_TLV_HDR_SIZE;
611 	buf = wmi_buf_alloc(wmi_handle, len);
612 	if (!buf) {
613 		return QDF_STATUS_E_NOMEM;
614 	}
615 
616 	cmd = (wmi_ndp_end_req_fixed_param *) wmi_buf_data(buf);
617 	WMITLV_SET_HDR(&cmd->tlv_header,
618 		       WMITLV_TAG_STRUC_wmi_ndp_end_req_fixed_param,
619 		       WMITLV_GET_STRUCT_TLVLEN(wmi_ndp_end_req_fixed_param));
620 
621 	cmd->transaction_id = req->transaction_id;
622 
623 	/* set tlv pointer to end of fixed param */
624 	WMITLV_SET_HDR((uint8_t *)&cmd[1], WMITLV_TAG_ARRAY_STRUC,
625 			ndp_end_req_len);
626 
627 	ndp_end_req_lst = (wmi_ndp_end_req *)((uint8_t *)&cmd[1] +
628 						WMI_TLV_HDR_SIZE);
629 	for (i = 0; i < req->num_ndp_instances; i++) {
630 		WMITLV_SET_HDR(&ndp_end_req_lst[i],
631 			       WMITLV_TAG_ARRAY_FIXED_STRUC,
632 			       (sizeof(*ndp_end_req_lst) - WMI_TLV_HDR_SIZE));
633 
634 		ndp_end_req_lst[i].ndp_instance_id = req->ndp_ids[i];
635 	}
636 
637 	wmi_mtrace(WMI_NDP_END_REQ_CMDID, NO_SESSION, 0);
638 	status = wmi_unified_cmd_send(wmi_handle, buf, len,
639 				      WMI_NDP_END_REQ_CMDID);
640 	if (QDF_IS_STATUS_ERROR(status)) {
641 		wmi_err("WMI_NDP_END_REQ_CMDID failed, ret: %d", status);
642 		wmi_buf_free(buf);
643 	}
644 
645 	return status;
646 }
647 
648 static QDF_STATUS
649 extract_ndp_host_event_tlv(wmi_unified_t wmi_handle, uint8_t *data,
650 			   struct nan_datapath_host_event *evt)
651 {
652 	WMI_NDP_EVENTID_param_tlvs *event;
653 	wmi_ndp_event_param *fixed_params;
654 
655 	event = (WMI_NDP_EVENTID_param_tlvs *)data;
656 	fixed_params = event->fixed_param;
657 
658 	evt->vdev =
659 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
660 						     fixed_params->vdev_id,
661 						     WLAN_NAN_ID);
662 	if (!evt->vdev) {
663 		wmi_err("vdev is null");
664 		return QDF_STATUS_E_INVAL;
665 	}
666 
667 	evt->ndp_termination_in_progress =
668 		       fixed_params->ndp_termination_in_progress ? true : false;
669 
670 	return QDF_STATUS_SUCCESS;
671 }
672 
673 static QDF_STATUS extract_ndp_initiator_rsp_tlv(wmi_unified_t wmi_handle,
674 			uint8_t *data, struct nan_datapath_initiator_rsp *rsp)
675 {
676 	WMI_NDP_INITIATOR_RSP_EVENTID_param_tlvs *event;
677 	wmi_ndp_initiator_rsp_event_fixed_param  *fixed_params;
678 
679 	event = (WMI_NDP_INITIATOR_RSP_EVENTID_param_tlvs *)data;
680 	fixed_params = event->fixed_param;
681 
682 	rsp->vdev =
683 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
684 						     fixed_params->vdev_id,
685 						     WLAN_NAN_ID);
686 	if (!rsp->vdev) {
687 		wmi_err("vdev is null");
688 		return QDF_STATUS_E_INVAL;
689 	}
690 
691 	rsp->transaction_id = fixed_params->transaction_id;
692 	rsp->ndp_instance_id = fixed_params->ndp_instance_id;
693 	rsp->status = fixed_params->rsp_status;
694 	rsp->reason = fixed_params->reason_code;
695 
696 	return QDF_STATUS_SUCCESS;
697 }
698 
699 #define MAX_NAN_MSG_LEN                 400
700 
701 static QDF_STATUS extract_nan_msg_tlv(uint8_t *data,
702 				      struct nan_dump_msg *msg)
703 {
704 	WMI_NAN_DMESG_EVENTID_param_tlvs *event;
705 	wmi_nan_dmesg_event_fixed_param *fixed_params;
706 
707 	event = (WMI_NAN_DMESG_EVENTID_param_tlvs *)data;
708 	fixed_params = (wmi_nan_dmesg_event_fixed_param *)event->fixed_param;
709 	if (!fixed_params->msg_len ||
710 	    fixed_params->msg_len > MAX_NAN_MSG_LEN ||
711 	    fixed_params->msg_len > event->num_msg)
712 		return QDF_STATUS_E_FAILURE;
713 
714 	msg->data_len = fixed_params->msg_len;
715 	msg->msg = event->msg;
716 
717 	msg->msg[fixed_params->msg_len - 1] = (uint8_t)'\0';
718 
719 	return QDF_STATUS_SUCCESS;
720 }
721 
722 static QDF_STATUS extract_ndp_ind_tlv(wmi_unified_t wmi_handle,
723 		uint8_t *data, struct nan_datapath_indication_event *rsp)
724 {
725 	WMI_NDP_INDICATION_EVENTID_param_tlvs *event;
726 	wmi_ndp_indication_event_fixed_param *fixed_params;
727 	size_t total_array_len;
728 
729 	event = (WMI_NDP_INDICATION_EVENTID_param_tlvs *)data;
730 	fixed_params =
731 		(wmi_ndp_indication_event_fixed_param *)event->fixed_param;
732 
733 	if (fixed_params->ndp_cfg_len > event->num_ndp_cfg) {
734 		wmi_err("FW message ndp cfg length %d larger than TLV hdr %d",
735 			 fixed_params->ndp_cfg_len, event->num_ndp_cfg);
736 		return QDF_STATUS_E_INVAL;
737 	}
738 
739 	if (fixed_params->ndp_app_info_len > event->num_ndp_app_info) {
740 		wmi_err("FW message ndp app info length %d more than TLV hdr %d",
741 			 fixed_params->ndp_app_info_len,
742 			 event->num_ndp_app_info);
743 		return QDF_STATUS_E_INVAL;
744 	}
745 
746 	if (fixed_params->nan_scid_len > event->num_ndp_scid) {
747 		wmi_err("FW msg ndp scid info len %d more than TLV hdr %d",
748 			 fixed_params->nan_scid_len,
749 			 event->num_ndp_scid);
750 		return QDF_STATUS_E_INVAL;
751 	}
752 
753 	if (fixed_params->service_id_len > event->num_service_id) {
754 		wmi_err("FW msg service id len %d more than TLV hdr %d",
755 			fixed_params->service_id_len,
756 			event->num_service_id);
757 		return QDF_STATUS_E_INVAL;
758 	}
759 
760 	if (fixed_params->ndp_cfg_len >
761 		(WMI_SVC_MSG_MAX_SIZE - sizeof(*fixed_params))) {
762 		wmi_err("excess wmi buffer: ndp_cfg_len %d",
763 			fixed_params->ndp_cfg_len);
764 		return QDF_STATUS_E_INVAL;
765 	}
766 
767 	total_array_len = fixed_params->ndp_cfg_len +
768 					sizeof(*fixed_params);
769 
770 	if (fixed_params->ndp_app_info_len >
771 		(WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
772 		wmi_err("excess wmi buffer: ndp_cfg_len %d",
773 			fixed_params->ndp_app_info_len);
774 		return QDF_STATUS_E_INVAL;
775 	}
776 	total_array_len += fixed_params->ndp_app_info_len;
777 
778 	if (fixed_params->nan_scid_len >
779 		(WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
780 		wmi_err("excess wmi buffer: ndp_cfg_len %d",
781 			fixed_params->nan_scid_len);
782 		return QDF_STATUS_E_INVAL;
783 	}
784 
785 	total_array_len += fixed_params->nan_scid_len;
786 
787 	if (fixed_params->service_id_len >
788 	    (WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
789 		wmi_err("excess wmi buffer: service_cfg_len %d",
790 			fixed_params->service_id_len);
791 		return QDF_STATUS_E_INVAL;
792 	}
793 
794 	rsp->vdev =
795 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
796 						     fixed_params->vdev_id,
797 						     WLAN_NAN_ID);
798 	if (!rsp->vdev) {
799 		wmi_err("vdev is null");
800 		return QDF_STATUS_E_INVAL;
801 	}
802 	rsp->service_instance_id = fixed_params->service_instance_id;
803 	rsp->ndp_instance_id = fixed_params->ndp_instance_id;
804 	rsp->role = fixed_params->self_ndp_role;
805 	rsp->policy = fixed_params->accept_policy;
806 
807 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_ndi_mac_addr,
808 				rsp->peer_mac_addr.bytes);
809 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_discovery_mac_addr,
810 				rsp->peer_discovery_mac_addr.bytes);
811 
812 	wmi_debug("WMI_NDP_INDICATION_EVENTID(0x%X) received. vdev %d service_instance %d, ndp_instance %d, role %d, policy %d csid: %d, scid_len: %d, peer_addr: "QDF_MAC_ADDR_FMT", peer_disc_addr: "QDF_MAC_ADDR_FMT" ndp_cfg - %d bytes ndp_app_info - %d bytes",
813 		 WMI_NDP_INDICATION_EVENTID, fixed_params->vdev_id,
814 		 fixed_params->service_instance_id,
815 		 fixed_params->ndp_instance_id, fixed_params->self_ndp_role,
816 		 fixed_params->accept_policy, fixed_params->nan_csid,
817 		 fixed_params->nan_scid_len,
818 		 QDF_MAC_ADDR_REF(rsp->peer_mac_addr.bytes),
819 		 QDF_MAC_ADDR_REF(rsp->peer_discovery_mac_addr.bytes),
820 		 fixed_params->ndp_cfg_len,
821 		 fixed_params->ndp_app_info_len);
822 
823 	rsp->ncs_sk_type = fixed_params->nan_csid;
824 	if (event->ndp_cfg) {
825 		rsp->ndp_config.ndp_cfg_len = fixed_params->ndp_cfg_len;
826 		if (rsp->ndp_config.ndp_cfg_len > NDP_QOS_INFO_LEN)
827 			rsp->ndp_config.ndp_cfg_len = NDP_QOS_INFO_LEN;
828 		qdf_mem_copy(rsp->ndp_config.ndp_cfg, event->ndp_cfg,
829 			     rsp->ndp_config.ndp_cfg_len);
830 	}
831 
832 	if (event->ndp_app_info) {
833 		rsp->ndp_info.ndp_app_info_len = fixed_params->ndp_app_info_len;
834 		if (rsp->ndp_info.ndp_app_info_len > NDP_APP_INFO_LEN)
835 			rsp->ndp_info.ndp_app_info_len = NDP_APP_INFO_LEN;
836 		qdf_mem_copy(rsp->ndp_info.ndp_app_info, event->ndp_app_info,
837 			     rsp->ndp_info.ndp_app_info_len);
838 	}
839 
840 	if (event->ndp_scid) {
841 		rsp->scid.scid_len = fixed_params->nan_scid_len;
842 		if (rsp->scid.scid_len > NDP_SCID_BUF_LEN)
843 			rsp->scid.scid_len = NDP_SCID_BUF_LEN;
844 		qdf_mem_copy(rsp->scid.scid, event->ndp_scid,
845 			     rsp->scid.scid_len);
846 	}
847 
848 	if (event->ndp_transport_ip_param &&
849 	    event->num_ndp_transport_ip_param) {
850 		if (event->ndp_transport_ip_param->ipv6_addr_present) {
851 			rsp->is_ipv6_addr_present = true;
852 			qdf_mem_copy(rsp->ipv6_addr,
853 				event->ndp_transport_ip_param->ipv6_intf_addr,
854 				WMI_NDP_IPV6_INTF_ADDR_LEN);
855 		}
856 	}
857 	wmi_debug("IPv6 addr present: %d, addr: %pI6",
858 		 rsp->is_ipv6_addr_present, rsp->ipv6_addr);
859 
860 	rsp->is_service_id_present = false;
861 	if (fixed_params->service_id_len && event->service_id) {
862 		if (fixed_params->service_id_len < NDP_SERVICE_ID_LEN) {
863 			wmi_err("Invalid service id length %d",
864 				event->num_service_id);
865 			return QDF_STATUS_E_INVAL;
866 		}
867 		rsp->is_service_id_present = true;
868 		qdf_mem_copy(rsp->service_id, event->service_id,
869 			     NDP_SERVICE_ID_LEN);
870 	}
871 
872 	return QDF_STATUS_SUCCESS;
873 }
874 
875 static QDF_STATUS extract_ndp_confirm_tlv(wmi_unified_t wmi_handle,
876 			uint8_t *data, struct nan_datapath_confirm_event *rsp)
877 {
878 	uint8_t i;
879 	WMI_HOST_WLAN_PHY_MODE ch_mode;
880 	WMI_NDP_CONFIRM_EVENTID_param_tlvs *event;
881 	wmi_ndp_confirm_event_fixed_param *fixed_params;
882 	size_t total_array_len;
883 	bool ndi_dbs = wmi_service_enabled(wmi_handle,
884 					   wmi_service_ndi_dbs_support);
885 
886 	event = (WMI_NDP_CONFIRM_EVENTID_param_tlvs *) data;
887 	fixed_params = (wmi_ndp_confirm_event_fixed_param *)event->fixed_param;
888 	wmi_debug("WMI_NDP_CONFIRM_EVENTID(0x%X) received. vdev %d, ndp_instance %d, rsp_code %d, reason_code: %d, num_active_ndps_on_peer: %d num_ch: %d",
889 		 WMI_NDP_CONFIRM_EVENTID, fixed_params->vdev_id,
890 		 fixed_params->ndp_instance_id, fixed_params->rsp_code,
891 		 fixed_params->reason_code,
892 		 fixed_params->num_active_ndps_on_peer,
893 		 fixed_params->num_ndp_channels);
894 
895 	if (fixed_params->ndp_cfg_len > event->num_ndp_cfg) {
896 		wmi_err("FW message ndp cfg length %d larger than TLV hdr %d",
897 			 fixed_params->ndp_cfg_len, event->num_ndp_cfg);
898 		return QDF_STATUS_E_INVAL;
899 	}
900 
901 	if (fixed_params->ndp_app_info_len > event->num_ndp_app_info) {
902 		wmi_err("FW message ndp app info length %d more than TLV hdr %d",
903 			 fixed_params->ndp_app_info_len,
904 			 event->num_ndp_app_info);
905 		return QDF_STATUS_E_INVAL;
906 	}
907 
908 	wmi_debug("ndp_cfg - %d bytes, ndp_app_info - %d bytes",
909 		 fixed_params->ndp_cfg_len, fixed_params->ndp_app_info_len);
910 
911 	if (fixed_params->ndp_cfg_len >
912 			(WMI_SVC_MSG_MAX_SIZE - sizeof(*fixed_params))) {
913 		wmi_err("excess wmi buffer: ndp_cfg_len %d",
914 			fixed_params->ndp_cfg_len);
915 		return QDF_STATUS_E_INVAL;
916 	}
917 
918 	total_array_len = fixed_params->ndp_cfg_len +
919 				sizeof(*fixed_params);
920 
921 	if (fixed_params->ndp_app_info_len >
922 		(WMI_SVC_MSG_MAX_SIZE - total_array_len)) {
923 		wmi_err("excess wmi buffer: ndp_cfg_len %d",
924 			fixed_params->ndp_app_info_len);
925 		return QDF_STATUS_E_INVAL;
926 	}
927 
928 	if (fixed_params->num_ndp_channels > event->num_ndp_channel_list ||
929 	    fixed_params->num_ndp_channels > event->num_nss_list) {
930 		wmi_err("NDP Ch count %d greater than NDP Ch TLV len(%d) or NSS TLV len(%d)",
931 			 fixed_params->num_ndp_channels,
932 			 event->num_ndp_channel_list,
933 			 event->num_nss_list);
934 		return QDF_STATUS_E_INVAL;
935 	}
936 
937 	if (ndi_dbs &&
938 	    fixed_params->num_ndp_channels > event->num_ndp_channel_info) {
939 		wmi_err("NDP Ch count %d greater than NDP Ch info(%d)",
940 			 fixed_params->num_ndp_channels,
941 			 event->num_ndp_channel_info);
942 		return QDF_STATUS_E_INVAL;
943 	}
944 
945 	rsp->vdev =
946 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
947 						     fixed_params->vdev_id,
948 						     WLAN_NAN_ID);
949 	if (!rsp->vdev) {
950 		wmi_err("vdev is null");
951 		return QDF_STATUS_E_INVAL;
952 	}
953 	rsp->ndp_instance_id = fixed_params->ndp_instance_id;
954 	rsp->rsp_code = fixed_params->rsp_code;
955 	rsp->reason_code = fixed_params->reason_code;
956 	rsp->num_active_ndps_on_peer = fixed_params->num_active_ndps_on_peer;
957 	rsp->num_channels = fixed_params->num_ndp_channels;
958 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_ndi_mac_addr,
959 				   rsp->peer_ndi_mac_addr.bytes);
960 	rsp->ndp_info.ndp_app_info_len = fixed_params->ndp_app_info_len;
961 
962 	if (rsp->ndp_info.ndp_app_info_len > NDP_APP_INFO_LEN)
963 		rsp->ndp_info.ndp_app_info_len = NDP_APP_INFO_LEN;
964 
965 	qdf_mem_copy(rsp->ndp_info.ndp_app_info, event->ndp_app_info,
966 		     rsp->ndp_info.ndp_app_info_len);
967 
968 	if (rsp->num_channels > NAN_CH_INFO_MAX_CHANNELS) {
969 		wmi_err("too many channels");
970 		rsp->num_channels = NAN_CH_INFO_MAX_CHANNELS;
971 	}
972 
973 	for (i = 0; i < rsp->num_channels; i++) {
974 		rsp->ch[i].freq = event->ndp_channel_list[i].mhz;
975 		rsp->ch[i].nss = event->nss_list[i];
976 		ch_mode = WMI_GET_CHANNEL_MODE(&event->ndp_channel_list[i]);
977 		rsp->ch[i].ch_width = wmi_get_ch_width_from_phy_mode(wmi_handle,
978 								     ch_mode);
979 		if (ndi_dbs) {
980 			rsp->ch[i].mac_id = event->ndp_channel_info[i].mac_id;
981 			wmi_debug("Freq: %d, ch_mode: %d, nss: %d mac_id: %d",
982 				 rsp->ch[i].freq, rsp->ch[i].ch_width,
983 				 rsp->ch[i].nss, rsp->ch[i].mac_id);
984 		} else {
985 			wmi_debug("Freq: %d, ch_mode: %d, nss: %d",
986 				 rsp->ch[i].freq, rsp->ch[i].ch_width,
987 				 rsp->ch[i].nss);
988 		}
989 	}
990 
991 	if (event->ndp_transport_ip_param &&
992 	    event->num_ndp_transport_ip_param) {
993 		if (event->ndp_transport_ip_param->ipv6_addr_present) {
994 			rsp->is_ipv6_addr_present = true;
995 			qdf_mem_copy(rsp->ipv6_addr,
996 				event->ndp_transport_ip_param->ipv6_intf_addr,
997 				WMI_NDP_IPV6_INTF_ADDR_LEN);
998 		}
999 
1000 		if (event->ndp_transport_ip_param->trans_port_present) {
1001 			rsp->is_port_present = true;
1002 			rsp->port =
1003 			    event->ndp_transport_ip_param->transport_port;
1004 		}
1005 
1006 		if (event->ndp_transport_ip_param->trans_proto_present) {
1007 			rsp->is_protocol_present = true;
1008 			rsp->protocol =
1009 			    event->ndp_transport_ip_param->transport_protocol;
1010 		}
1011 	}
1012 	wmi_debug("IPv6 addr present: %d, addr: %pI6 port: %d present: %d protocol: %d present: %d",
1013 		 rsp->is_ipv6_addr_present, rsp->ipv6_addr, rsp->port,
1014 		 rsp->is_port_present, rsp->protocol, rsp->is_protocol_present);
1015 
1016 	return QDF_STATUS_SUCCESS;
1017 }
1018 
1019 static QDF_STATUS extract_ndp_responder_rsp_tlv(wmi_unified_t wmi_handle,
1020 			uint8_t *data, struct nan_datapath_responder_rsp *rsp)
1021 {
1022 	WMI_NDP_RESPONDER_RSP_EVENTID_param_tlvs *event;
1023 	wmi_ndp_responder_rsp_event_fixed_param  *fixed_params;
1024 
1025 	event = (WMI_NDP_RESPONDER_RSP_EVENTID_param_tlvs *)data;
1026 	fixed_params = event->fixed_param;
1027 
1028 	rsp->vdev =
1029 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
1030 						     fixed_params->vdev_id,
1031 						     WLAN_NAN_ID);
1032 	if (!rsp->vdev) {
1033 		wmi_err("vdev is null");
1034 		return QDF_STATUS_E_INVAL;
1035 	}
1036 	rsp->transaction_id = fixed_params->transaction_id;
1037 	rsp->reason = fixed_params->reason_code;
1038 	rsp->status = fixed_params->rsp_status;
1039 	rsp->create_peer = fixed_params->create_peer;
1040 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_ndi_mac_addr,
1041 				   rsp->peer_mac_addr.bytes);
1042 	wmi_debug("WMI_NDP_RESPONDER_RSP_EVENTID(0x%X) received. vdev_id: %d, peer_mac_addr: "QDF_MAC_ADDR_FMT",transaction_id: %d, status_code %d, reason_code: %d, create_peer: %d",
1043 		 WMI_NDP_RESPONDER_RSP_EVENTID, fixed_params->vdev_id,
1044 		 QDF_MAC_ADDR_REF(rsp->peer_mac_addr.bytes),
1045 		 rsp->transaction_id,
1046 		 rsp->status, rsp->reason, rsp->create_peer);
1047 
1048 	return QDF_STATUS_SUCCESS;
1049 }
1050 
1051 static QDF_STATUS extract_ndp_end_rsp_tlv(wmi_unified_t wmi_handle,
1052 			uint8_t *data, struct nan_datapath_end_rsp_event *rsp)
1053 {
1054 	WMI_NDP_END_RSP_EVENTID_param_tlvs *event;
1055 	wmi_ndp_end_rsp_event_fixed_param *fixed_params = NULL;
1056 
1057 	event = (WMI_NDP_END_RSP_EVENTID_param_tlvs *) data;
1058 	fixed_params = (wmi_ndp_end_rsp_event_fixed_param *)event->fixed_param;
1059 	wmi_debug("WMI_NDP_END_RSP_EVENTID(0x%X) received. transaction_id: %d, rsp_status: %d, reason_code: %d",
1060 		 WMI_NDP_END_RSP_EVENTID, fixed_params->transaction_id,
1061 		 fixed_params->rsp_status, fixed_params->reason_code);
1062 
1063 	rsp->vdev = wlan_objmgr_get_vdev_by_opmode_from_psoc(
1064 			wmi_handle->soc->wmi_psoc, QDF_NDI_MODE, WLAN_NAN_ID);
1065 	if (!rsp->vdev) {
1066 		wmi_err("vdev is null");
1067 		return QDF_STATUS_E_INVAL;
1068 	}
1069 	rsp->transaction_id = fixed_params->transaction_id;
1070 	rsp->reason = fixed_params->reason_code;
1071 	rsp->status = fixed_params->rsp_status;
1072 
1073 	return QDF_STATUS_SUCCESS;
1074 }
1075 
1076 static QDF_STATUS extract_ndp_end_ind_tlv(wmi_unified_t wmi_handle,
1077 		uint8_t *data, struct nan_datapath_end_indication_event **rsp)
1078 {
1079 	uint32_t i, buf_size;
1080 	wmi_ndp_end_indication *ind;
1081 	struct qdf_mac_addr peer_addr;
1082 	WMI_NDP_END_INDICATION_EVENTID_param_tlvs *event;
1083 
1084 	event = (WMI_NDP_END_INDICATION_EVENTID_param_tlvs *) data;
1085 	ind = event->ndp_end_indication_list;
1086 
1087 	if (event->num_ndp_end_indication_list == 0) {
1088 		wmi_err("Error: Event ignored, 0 ndp instances");
1089 		return QDF_STATUS_E_INVAL;
1090 	}
1091 
1092 	wmi_debug("number of ndp instances = %d",
1093 		 event->num_ndp_end_indication_list);
1094 
1095 	if (event->num_ndp_end_indication_list > ((UINT_MAX - sizeof(**rsp))/
1096 						sizeof((*rsp)->ndp_map[0]))) {
1097 		wmi_err("num_ndp_end_ind_list %d too large",
1098 			 event->num_ndp_end_indication_list);
1099 		return QDF_STATUS_E_INVAL;
1100 	}
1101 
1102 	buf_size = sizeof(**rsp) + event->num_ndp_end_indication_list *
1103 			sizeof((*rsp)->ndp_map[0]);
1104 	*rsp = qdf_mem_malloc(buf_size);
1105 	if (!(*rsp))
1106 		return QDF_STATUS_E_NOMEM;
1107 
1108 	(*rsp)->num_ndp_ids = event->num_ndp_end_indication_list;
1109 	for (i = 0; i < (*rsp)->num_ndp_ids; i++) {
1110 		WMI_MAC_ADDR_TO_CHAR_ARRAY(&ind[i].peer_ndi_mac_addr,
1111 					   peer_addr.bytes);
1112 		wmi_debug("ind[%d]: type %d, reason_code %d, instance_id %d num_active %d ",
1113 			 i, ind[i].type, ind[i].reason_code,
1114 			 ind[i].ndp_instance_id,
1115 			 ind[i].num_active_ndps_on_peer);
1116 		/* Add each instance entry to the list */
1117 		(*rsp)->ndp_map[i].ndp_instance_id = ind[i].ndp_instance_id;
1118 		(*rsp)->ndp_map[i].vdev_id = ind[i].vdev_id;
1119 		WMI_MAC_ADDR_TO_CHAR_ARRAY(&ind[i].peer_ndi_mac_addr,
1120 			(*rsp)->ndp_map[i].peer_ndi_mac_addr.bytes);
1121 		(*rsp)->ndp_map[i].num_active_ndp_sessions =
1122 			ind[i].num_active_ndps_on_peer;
1123 		(*rsp)->ndp_map[i].type = ind[i].type;
1124 		(*rsp)->ndp_map[i].reason_code = ind[i].reason_code;
1125 	}
1126 
1127 	return QDF_STATUS_SUCCESS;
1128 }
1129 
1130 static QDF_STATUS extract_ndp_sch_update_tlv(wmi_unified_t wmi_handle,
1131 		uint8_t *data, struct nan_datapath_sch_update_event *ind)
1132 {
1133 	uint8_t i;
1134 	WMI_HOST_WLAN_PHY_MODE ch_mode;
1135 	WMI_NDL_SCHEDULE_UPDATE_EVENTID_param_tlvs *event;
1136 	wmi_ndl_schedule_update_fixed_param *fixed_params;
1137 	bool ndi_dbs = wmi_service_enabled(wmi_handle,
1138 					   wmi_service_ndi_dbs_support);
1139 
1140 	event = (WMI_NDL_SCHEDULE_UPDATE_EVENTID_param_tlvs *)data;
1141 	fixed_params = event->fixed_param;
1142 
1143 	wmi_debug("flags: %d, num_ch: %d, num_ndp_instances: %d",
1144 		 fixed_params->flags, fixed_params->num_channels,
1145 		 fixed_params->num_ndp_instances);
1146 
1147 	if (fixed_params->num_channels > event->num_ndl_channel_list ||
1148 	    fixed_params->num_channels > event->num_nss_list) {
1149 		wmi_err("Channel count %d greater than NDP Ch list TLV len(%d) or NSS list TLV len(%d)",
1150 			 fixed_params->num_channels,
1151 			 event->num_ndl_channel_list,
1152 			 event->num_nss_list);
1153 		return QDF_STATUS_E_INVAL;
1154 	}
1155 
1156 	if (ndi_dbs &&
1157 	    fixed_params->num_channels > event->num_ndp_channel_info) {
1158 		wmi_err("Channel count %d greater than NDP Ch info(%d)",
1159 			 fixed_params->num_channels,
1160 			 event->num_ndp_channel_info);
1161 		return QDF_STATUS_E_INVAL;
1162 	}
1163 
1164 	if (fixed_params->num_ndp_instances > event->num_ndp_instance_list) {
1165 		wmi_err("NDP Instance count %d greater than NDP Instancei TLV len %d",
1166 			 fixed_params->num_ndp_instances,
1167 			 event->num_ndp_instance_list);
1168 		return QDF_STATUS_E_INVAL;
1169 	}
1170 
1171 	ind->vdev =
1172 		wlan_objmgr_get_vdev_by_id_from_psoc(wmi_handle->soc->wmi_psoc,
1173 						     fixed_params->vdev_id,
1174 						     WLAN_NAN_ID);
1175 	if (!ind->vdev) {
1176 		wmi_err("vdev is null");
1177 		return QDF_STATUS_E_INVAL;
1178 	}
1179 
1180 	ind->flags = fixed_params->flags;
1181 	ind->num_channels = fixed_params->num_channels;
1182 	ind->num_ndp_instances = fixed_params->num_ndp_instances;
1183 	WMI_MAC_ADDR_TO_CHAR_ARRAY(&fixed_params->peer_macaddr,
1184 				   ind->peer_addr.bytes);
1185 
1186 	if (ind->num_ndp_instances > NDP_NUM_INSTANCE_ID) {
1187 		wmi_err("uint32 overflow");
1188 		wlan_objmgr_vdev_release_ref(ind->vdev, WLAN_NAN_ID);
1189 		return QDF_STATUS_E_INVAL;
1190 	}
1191 
1192 	qdf_mem_copy(ind->ndp_instances, event->ndp_instance_list,
1193 		     sizeof(uint32_t) * ind->num_ndp_instances);
1194 
1195 	if (ind->num_channels > NAN_CH_INFO_MAX_CHANNELS) {
1196 		wmi_err("too many channels");
1197 		ind->num_channels = NAN_CH_INFO_MAX_CHANNELS;
1198 	}
1199 
1200 	for (i = 0; i < ind->num_channels; i++) {
1201 		ind->ch[i].freq = event->ndl_channel_list[i].mhz;
1202 		ind->ch[i].nss = event->nss_list[i];
1203 		ch_mode = WMI_GET_CHANNEL_MODE(&event->ndl_channel_list[i]);
1204 		ind->ch[i].ch_width = wmi_get_ch_width_from_phy_mode(wmi_handle,
1205 								     ch_mode);
1206 		if (ndi_dbs) {
1207 			ind->ch[i].mac_id = event->ndp_channel_info[i].mac_id;
1208 			wmi_debug("Freq: %d, ch_mode: %d, nss: %d mac_id: %d",
1209 				 ind->ch[i].freq, ind->ch[i].ch_width,
1210 				 ind->ch[i].nss, ind->ch[i].mac_id);
1211 		} else {
1212 			wmi_debug("Freq: %d, ch_mode: %d, nss: %d",
1213 				 ind->ch[i].freq, ind->ch[i].ch_width,
1214 				 ind->ch[i].nss);
1215 		}
1216 	}
1217 
1218 	for (i = 0; i < fixed_params->num_ndp_instances; i++)
1219 		wmi_debug("instance_id[%d]: %d",
1220 			 i, event->ndp_instance_list[i]);
1221 
1222 	return QDF_STATUS_SUCCESS;
1223 }
1224 
1225 void wmi_nan_attach_tlv(wmi_unified_t wmi_handle)
1226 {
1227 	struct wmi_ops *ops = wmi_handle->ops;
1228 
1229 	ops->send_nan_req_cmd = send_nan_req_cmd_tlv;
1230 	ops->send_nan_disable_req_cmd = send_nan_disable_req_cmd_tlv;
1231 	ops->extract_nan_event_rsp = extract_nan_event_rsp_tlv;
1232 	ops->send_terminate_all_ndps_req_cmd = send_terminate_all_ndps_cmd_tlv;
1233 	ops->send_ndp_initiator_req_cmd = nan_ndp_initiator_req_tlv;
1234 	ops->send_ndp_responder_req_cmd = nan_ndp_responder_req_tlv;
1235 	ops->send_ndp_end_req_cmd = nan_ndp_end_req_tlv;
1236 	ops->extract_ndp_initiator_rsp = extract_ndp_initiator_rsp_tlv;
1237 	ops->extract_ndp_ind = extract_ndp_ind_tlv;
1238 	ops->extract_nan_msg = extract_nan_msg_tlv,
1239 	ops->extract_ndp_confirm = extract_ndp_confirm_tlv;
1240 	ops->extract_ndp_responder_rsp = extract_ndp_responder_rsp_tlv;
1241 	ops->extract_ndp_end_rsp = extract_ndp_end_rsp_tlv;
1242 	ops->extract_ndp_end_ind = extract_ndp_end_ind_tlv;
1243 	ops->extract_ndp_sch_update = extract_ndp_sch_update_tlv;
1244 	ops->extract_ndp_host_event = extract_ndp_host_event_tlv;
1245 }
1246