Merge NAN related Target IF files from branch 'wlan-cmn.driver.lnx.2.0' into wlan-cld3.driver.lnx.2.0

components/target_if/nan/inc/target_if_nan.h

@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2017-2018 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for
+ * any purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: contains nan target if declarations
+ */
+
+#ifndef _WLAN_NAN_TGT_IF_H_
+#define _WLAN_NAN_TGT_IF_H_
+
+#include "qdf_types.h"
+
+#include <qdf_mem.h>
+#include <qdf_status.h>
+#include <wmi_unified_api.h>
+#include <wmi_unified_priv.h>
+#include <wmi_unified_param.h>
+#include <wlan_objmgr_psoc_obj.h>
+#include <wlan_scan_tgt_api.h>
+#include <target_if.h>
+#include <target_if_scan.h>
+
+struct wlan_objmgr_psoc;
+struct wlan_lmac_if_rx_ops;
+struct wlan_lmac_if_tx_ops;
+struct wlan_lmac_if_nan_rx_ops;
+
+/**
+ * target_if_nan_get_tx_ops() - retrieve the nan tx_ops
+ * @psoc: psoc context
+ *
+ * API to retrieve the nan tx_ops from the psoc context
+ *
+ * Return: nan tx_ops pointer
+ */
+struct wlan_lmac_if_nan_tx_ops *target_if_nan_get_tx_ops(
+						struct wlan_objmgr_psoc *psoc);
+
+/**
+ * target_if_nan_get_rx_ops() - retrieve the nan rx_ops
+ * @psoc: psoc context
+ *
+ * API to retrieve the nan rx_ops from the psoc context
+ *
+ * Return: nan rx_ops pointer
+ */
+struct wlan_lmac_if_nan_rx_ops *target_if_nan_get_rx_ops(
+						struct wlan_objmgr_psoc *psoc);
+
+/**
+ * target_if_nan_register_tx_ops() - registers nan tx ops
+ * @tx_ops: tx ops
+ *
+ * Return: none
+ */
+void target_if_nan_register_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops);
+
+/**
+ * target_if_nan_register_rx_ops() - registers nan rx ops
+ * @tx_ops: rx ops
+ *
+ * Return: none
+ */
+void target_if_nan_register_rx_ops(struct wlan_lmac_if_rx_ops *rx_ops);
+
+/**
+ * target_if_nan_register_events() - registers with NDP events
+ * @psoc: pointer to psoc object
+ *
+ * Return: status of operation
+ */
+QDF_STATUS target_if_nan_register_events(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * target_if_nan_deregister_events() - registers nan rx ops
+ * @psoc: pointer to psoc object
+ *
+ * Return: status of operation
+ */
+QDF_STATUS target_if_nan_deregister_events(struct wlan_objmgr_psoc *psoc);
+
+#endif /* _WIFI_POS_TGT_IF_H_ */

components/target_if/nan/src/target_if_nan.c

@@ -0,0 +1,834 @@
+/*
+ * Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for
+ * any purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: contains nan target if functions
+ */
+
+#include "../../../umac/nan/core/src/nan_main_i.h"
+#include "nan_public_structs.h"
+#include "nan_ucfg_api.h"
+#include "target_if_nan.h"
+#include "wmi_unified_api.h"
+#include "scheduler_api.h"
+
+static QDF_STATUS target_if_nan_event_flush_cb(struct scheduler_msg *msg)
+{
+	void *ptr = msg->bodyptr;
+	struct wlan_objmgr_vdev *vdev = NULL;
+
+	switch (msg->type) {
+	case NDP_INITIATOR_RSP:
+		vdev = ((struct nan_datapath_initiator_rsp *)ptr)->vdev;
+		break;
+	case NDP_INDICATION:
+		vdev = ((struct nan_datapath_indication_event *)ptr)->vdev;
+		break;
+	case NDP_CONFIRM:
+		vdev = ((struct nan_datapath_confirm_event *)ptr)->vdev;
+		break;
+	case NDP_RESPONDER_RSP:
+		vdev = ((struct nan_datapath_responder_rsp *)ptr)->vdev;
+		break;
+	case NDP_END_RSP:
+		vdev = ((struct nan_datapath_end_rsp_event *)ptr)->vdev;
+		break;
+	case NDP_END_IND:
+		vdev = ((struct nan_datapath_end_indication_event *)ptr)->vdev;
+		break;
+	case NDP_SCHEDULE_UPDATE:
+		vdev = ((struct nan_datapath_sch_update_event *)ptr)->vdev;
+		break;
+	default:
+		break;
+	}
+
+	if (vdev)
+		wlan_objmgr_vdev_release_ref(vdev, WLAN_NAN_ID);
+	qdf_mem_free(msg->bodyptr);
+	msg->bodyptr = NULL;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS target_if_nan_event_dispatcher(struct scheduler_msg *msg)
+{
+	QDF_STATUS status;
+	void *ptr = msg->bodyptr;
+	struct wlan_objmgr_psoc *psoc;
+	struct wlan_objmgr_vdev *vdev = NULL;
+	struct wlan_lmac_if_nan_rx_ops *nan_rx_ops;
+
+	switch (msg->type) {
+	case NDP_INITIATOR_RSP:
+		vdev = ((struct nan_datapath_initiator_rsp *)ptr)->vdev;
+		break;
+	case NDP_INDICATION:
+		vdev = ((struct nan_datapath_indication_event *)ptr)->vdev;
+		break;
+	case NDP_CONFIRM:
+		vdev = ((struct nan_datapath_confirm_event *)ptr)->vdev;
+		break;
+	case NDP_RESPONDER_RSP:
+		vdev = ((struct nan_datapath_responder_rsp *)ptr)->vdev;
+		break;
+	case NDP_END_RSP:
+		vdev = ((struct nan_datapath_end_rsp_event *)ptr)->vdev;
+		break;
+	case NDP_END_IND:
+		vdev = ((struct nan_datapath_end_indication_event *)ptr)->vdev;
+		break;
+	case NDP_SCHEDULE_UPDATE:
+		vdev = ((struct nan_datapath_sch_update_event *)ptr)->vdev;
+		break;
+	default:
+		target_if_err("invalid msg type %d", msg->type);
+		status = QDF_STATUS_E_INVAL;
+		goto free_res;
+	}
+
+	if (!vdev) {
+		target_if_err("vdev is null");
+		status = QDF_STATUS_E_NULL_VALUE;
+		goto free_res;
+	}
+
+	psoc = wlan_vdev_get_psoc(vdev);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		status = QDF_STATUS_E_NULL_VALUE;
+		goto free_res;
+	}
+
+	nan_rx_ops = target_if_nan_get_rx_ops(psoc);
+	if (!nan_rx_ops) {
+		target_if_err("nan_rx_ops is null");
+		status = QDF_STATUS_E_NULL_VALUE;
+		goto free_res;
+	}
+
+	status = nan_rx_ops->nan_event_rx(msg);
+free_res:
+	if (vdev)
+		wlan_objmgr_vdev_release_ref(vdev, WLAN_NAN_ID);
+	qdf_mem_free(msg->bodyptr);
+	msg->bodyptr = NULL;
+	return status;
+}
+
+static QDF_STATUS target_if_nan_ndp_initiator_req(
+			struct nan_datapath_initiator_req *ndp_req)
+{
+	QDF_STATUS status;
+	struct wmi_unified *wmi_handle;
+	struct wlan_objmgr_psoc *psoc;
+	struct scheduler_msg pe_msg = {0};
+	struct wlan_lmac_if_nan_rx_ops *nan_rx_ops;
+	struct nan_datapath_initiator_rsp ndp_rsp = {0};
+
+	if (!ndp_req) {
+		target_if_err("ndp_req is null.");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	psoc = wlan_vdev_get_psoc(ndp_req->vdev);
+	if (!psoc) {
+		target_if_err("psoc is null.");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	nan_rx_ops = target_if_nan_get_rx_ops(psoc);
+	if (!nan_rx_ops) {
+		target_if_err("nan_rx_ops is null.");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	status = wmi_unified_ndp_initiator_req_cmd_send(wmi_handle, ndp_req);
+	if (QDF_IS_STATUS_SUCCESS(status))
+		return status;
+
+	ndp_rsp.vdev = ndp_req->vdev;
+	ndp_rsp.transaction_id = ndp_req->transaction_id;
+	ndp_rsp.ndp_instance_id = ndp_req->service_instance_id;
+	ndp_rsp.status = NAN_DATAPATH_DATA_INITIATOR_REQ_FAILED;
+	pe_msg.type = NDP_INITIATOR_RSP;
+	pe_msg.bodyptr = &ndp_rsp;
+	if (nan_rx_ops->nan_event_rx)
+		nan_rx_ops->nan_event_rx(&pe_msg);
+
+	return status;
+}
+
+static int target_if_ndp_initiator_rsp_handler(ol_scn_t scn, uint8_t *data,
+						uint32_t len)
+{
+	QDF_STATUS status;
+	struct wmi_unified *wmi_handle;
+	struct wlan_objmgr_psoc *psoc;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_initiator_rsp *rsp;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null");
+		return -EINVAL;
+	}
+
+	rsp = qdf_mem_malloc(sizeof(*rsp));
+	if (!rsp) {
+		target_if_err("malloc failed");
+		return -ENOMEM;
+	}
+
+	status = wmi_extract_ndp_initiator_rsp(wmi_handle, data, rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		qdf_mem_free(rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = rsp;
+	msg.type = NDP_INITIATOR_RSP;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_INITIATOR_RSP sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int target_if_ndp_ind_handler(ol_scn_t scn, uint8_t *data,
+				     uint32_t data_len)
+{
+	QDF_STATUS status;
+	struct wlan_objmgr_psoc *psoc;
+	struct wmi_unified *wmi_handle;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_indication_event *rsp;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null");
+		return -EINVAL;
+	}
+
+	rsp = qdf_mem_malloc(sizeof(*rsp));
+	if (!rsp) {
+		target_if_err("malloc failed");
+		return -ENOMEM;
+	}
+
+	status = wmi_extract_ndp_ind(wmi_handle, data, rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		qdf_mem_free(rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = rsp;
+	msg.type = NDP_INDICATION;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_INDICATION sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int target_if_ndp_confirm_handler(ol_scn_t scn, uint8_t *data,
+					uint32_t data_len)
+{
+	QDF_STATUS status;
+	struct wlan_objmgr_psoc *psoc;
+	struct wmi_unified *wmi_handle;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_confirm_event *rsp;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null");
+		return -EINVAL;
+	}
+
+	rsp = qdf_mem_malloc(sizeof(*rsp));
+	if (!rsp) {
+		target_if_err("malloc failed");
+		return -ENOMEM;
+	}
+
+	status = wmi_extract_ndp_confirm(wmi_handle, data, rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		qdf_mem_free(rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = rsp;
+	msg.type = NDP_CONFIRM;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_CONFIRM sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static QDF_STATUS target_if_nan_ndp_responder_req(
+				struct nan_datapath_responder_req *req)
+{
+	QDF_STATUS status;
+	struct wmi_unified *wmi_handle;
+	struct wlan_objmgr_psoc *psoc;
+	struct scheduler_msg pe_msg = {0};
+	struct wlan_lmac_if_nan_rx_ops *nan_rx_ops;
+	struct nan_datapath_responder_rsp rsp = {0};
+
+	if (!req) {
+		target_if_err("Invalid req.");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	psoc = wlan_vdev_get_psoc(req->vdev);
+	if (!psoc) {
+		target_if_err("psoc is null.");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	nan_rx_ops = target_if_nan_get_rx_ops(psoc);
+	if (!nan_rx_ops) {
+		target_if_err("nan_rx_ops is null.");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	status = wmi_unified_ndp_responder_req_cmd_send(wmi_handle, req);
+	if (QDF_IS_STATUS_SUCCESS(status))
+		return status;
+
+	rsp.vdev = req->vdev;
+	rsp.transaction_id = req->transaction_id;
+	rsp.status = NAN_DATAPATH_RSP_STATUS_ERROR;
+	rsp.reason = NAN_DATAPATH_DATA_RESPONDER_REQ_FAILED;
+	pe_msg.bodyptr = &rsp;
+	pe_msg.type = NDP_RESPONDER_RSP;
+	if (nan_rx_ops->nan_event_rx)
+		nan_rx_ops->nan_event_rx(&pe_msg);
+
+	return status;
+}
+
+static int target_if_ndp_responder_rsp_handler(ol_scn_t scn, uint8_t *data,
+						uint32_t len)
+{
+	QDF_STATUS status;
+	struct wlan_objmgr_psoc *psoc;
+	struct wmi_unified *wmi_handle;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_responder_rsp *rsp;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return -EINVAL;
+	}
+
+	rsp = qdf_mem_malloc(sizeof(*rsp));
+	if (!rsp) {
+		target_if_err("malloc failed");
+		return -ENOMEM;
+	}
+
+	status = wmi_extract_ndp_responder_rsp(wmi_handle, data, rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		qdf_mem_free(rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = rsp;
+	msg.type = NDP_RESPONDER_RSP;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_INITIATOR_RSP sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static QDF_STATUS target_if_nan_ndp_end_req(struct nan_datapath_end_req *req)
+{
+	QDF_STATUS status;
+	struct wmi_unified *wmi_handle;
+	struct wlan_objmgr_psoc *psoc;
+	struct scheduler_msg msg = {0};
+	struct wlan_lmac_if_nan_rx_ops *nan_rx_ops;
+	struct nan_datapath_end_rsp_event end_rsp = {0};
+
+	if (!req) {
+		target_if_err("req is null");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	psoc = wlan_vdev_get_psoc(req->vdev);
+	if (!psoc) {
+		target_if_err("psoc is null.");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	nan_rx_ops = target_if_nan_get_rx_ops(psoc);
+	if (!nan_rx_ops) {
+		target_if_err("nan_rx_ops is null.");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	status = wmi_unified_ndp_end_req_cmd_send(wmi_handle, req);
+	if (QDF_IS_STATUS_SUCCESS(status))
+		return status;
+
+	end_rsp.vdev = req->vdev;
+	msg.type = NDP_END_RSP;
+	end_rsp.status = NAN_DATAPATH_RSP_STATUS_ERROR;
+	end_rsp.reason = NAN_DATAPATH_END_FAILED;
+	end_rsp.transaction_id = req->transaction_id;
+	msg.bodyptr = &end_rsp;
+
+	if (nan_rx_ops->nan_event_rx)
+		nan_rx_ops->nan_event_rx(&msg);
+
+	return status;
+}
+
+static int target_if_ndp_end_rsp_handler(ol_scn_t scn, uint8_t *data,
+					 uint32_t data_len)
+{
+	QDF_STATUS status;
+	struct wlan_objmgr_psoc *psoc;
+	struct wmi_unified *wmi_handle;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_end_rsp_event *end_rsp;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return -EINVAL;
+	}
+
+	end_rsp = qdf_mem_malloc(sizeof(*end_rsp));
+	if (!end_rsp) {
+		target_if_err("malloc failed");
+		return -ENOMEM;
+	}
+
+	status = wmi_extract_ndp_end_rsp(wmi_handle, data, end_rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		qdf_mem_free(end_rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = end_rsp;
+	msg.type = NDP_END_RSP;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_END_RSP sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int target_if_ndp_end_ind_handler(ol_scn_t scn, uint8_t *data,
+					 uint32_t data_len)
+{
+	QDF_STATUS status;
+	struct wlan_objmgr_psoc *psoc;
+	struct wmi_unified *wmi_handle;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_end_indication_event *rsp = NULL;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return -EINVAL;
+	}
+
+	status = wmi_extract_ndp_end_ind(wmi_handle, data, &rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		return -EINVAL;
+	}
+
+	rsp->vdev = wlan_objmgr_get_vdev_by_opmode_from_psoc(
+			  wmi_handle->soc->wmi_psoc, QDF_NDI_MODE, WLAN_NAN_ID);
+	if (!rsp->vdev) {
+		target_if_err("vdev is null");
+		qdf_mem_free(rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = rsp;
+	msg.type = NDP_END_IND;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_END_IND sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int target_if_ndp_sch_update_handler(ol_scn_t scn, uint8_t *data,
+					    uint32_t data_len)
+{
+	QDF_STATUS status;
+	struct wlan_objmgr_psoc *psoc;
+	struct wmi_unified *wmi_handle;
+	struct scheduler_msg msg = {0};
+	struct nan_datapath_sch_update_event *rsp;
+
+	psoc = target_if_get_psoc_from_scn_hdl(scn);
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return -EINVAL;
+	}
+
+	wmi_handle = get_wmi_unified_hdl_from_psoc(psoc);
+	if (!wmi_handle) {
+		target_if_err("wmi_handle is null.");
+		return -EINVAL;
+	}
+
+	rsp = qdf_mem_malloc(sizeof(*rsp));
+	if (!rsp) {
+		target_if_err("malloc failed");
+		return -ENOMEM;
+	}
+
+	status = wmi_extract_ndp_sch_update(wmi_handle, data, rsp);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("parsing of event failed, %d", status);
+		qdf_mem_free(rsp);
+		return -EINVAL;
+	}
+
+	msg.bodyptr = rsp;
+	msg.type = NDP_SCHEDULE_UPDATE;
+	msg.callback = target_if_nan_event_dispatcher;
+	msg.flush_callback = target_if_nan_event_flush_cb;
+	target_if_debug("NDP_SCHEDULE_UPDATE sent: %d", msg.type);
+	status = scheduler_post_message(QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF,
+					QDF_MODULE_ID_TARGET_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("failed to post msg, status: %d", status);
+		target_if_nan_event_flush_cb(&msg);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static QDF_STATUS target_if_nan_req(void *req, uint32_t req_type)
+{
+	/* send cmd to fw */
+	switch (req_type) {
+	case NDP_INITIATOR_REQ:
+		target_if_nan_ndp_initiator_req(req);
+		break;
+	case NDP_RESPONDER_REQ:
+		target_if_nan_ndp_responder_req(req);
+		break;
+	case NDP_END_REQ:
+		target_if_nan_ndp_end_req(req);
+		break;
+	default:
+		target_if_err("invalid req type");
+		break;
+	}
+	return QDF_STATUS_SUCCESS;
+}
+
+void target_if_nan_register_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops)
+{
+	tx_ops->nan_tx_ops.nan_req_tx = target_if_nan_req;
+}
+
+void target_if_nan_register_rx_ops(struct wlan_lmac_if_rx_ops *rx_ops)
+{
+	rx_ops->nan_rx_ops.nan_event_rx = nan_event_handler;
+}
+
+inline struct wlan_lmac_if_nan_tx_ops *target_if_nan_get_tx_ops(
+				struct wlan_objmgr_psoc *psoc)
+{
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return NULL;
+	}
+
+	return &psoc->soc_cb.tx_ops.nan_tx_ops;
+}
+
+inline struct wlan_lmac_if_nan_rx_ops *target_if_nan_get_rx_ops(
+				struct wlan_objmgr_psoc *psoc)
+{
+	if (!psoc) {
+		target_if_err("psoc is null");
+		return NULL;
+	}
+
+	return &psoc->soc_cb.rx_ops.nan_rx_ops;
+}
+
+QDF_STATUS target_if_nan_register_events(struct wlan_objmgr_psoc *psoc)
+{
+	int ret;
+	wmi_unified_t handle = get_wmi_unified_hdl_from_psoc(psoc);
+
+	if (!handle) {
+		target_if_err("handle is NULL");
+		return QDF_STATUS_E_FAILURE;
+	}
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndp_initiator_rsp_event_id,
+		target_if_ndp_initiator_rsp_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndp_indication_event_id,
+		target_if_ndp_ind_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		target_if_nan_deregister_events(psoc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndp_confirm_event_id,
+		target_if_ndp_confirm_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		target_if_nan_deregister_events(psoc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndp_responder_rsp_event_id,
+		target_if_ndp_responder_rsp_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		target_if_nan_deregister_events(psoc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndp_end_indication_event_id,
+		target_if_ndp_end_ind_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		target_if_nan_deregister_events(psoc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndp_end_rsp_event_id,
+		target_if_ndp_end_rsp_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		target_if_nan_deregister_events(psoc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	ret = wmi_unified_register_event_handler(handle,
+		wmi_ndl_schedule_update_event_id,
+		target_if_ndp_sch_update_handler,
+		WMI_RX_UMAC_CTX);
+	if (ret) {
+		target_if_err("wmi event registration failed, ret: %d", ret);
+		target_if_nan_deregister_events(psoc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS target_if_nan_deregister_events(struct wlan_objmgr_psoc *psoc)
+{
+	int ret, status = 0;
+	wmi_unified_t handle = get_wmi_unified_hdl_from_psoc(psoc);
+
+	if (!handle) {
+		target_if_err("handle is NULL");
+		return QDF_STATUS_E_FAILURE;
+	}
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndl_schedule_update_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndp_end_rsp_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndp_end_indication_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndp_responder_rsp_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndp_confirm_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndp_indication_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	ret = wmi_unified_unregister_event_handler(handle,
+				wmi_ndp_initiator_rsp_event_id);
+	if (ret) {
+		target_if_err("wmi event deregistration failed, ret: %d", ret);
+		status = ret;
+	}
+
+	if (status)
+		return QDF_STATUS_E_FAILURE;
+	else
+		return QDF_STATUS_SUCCESS;
+}