Merge "Merge commit '5f51b61329fea7765dc92b62606f914a8b704f9f' into wlan-cld3.driver.lnx.2.0" into wlan-cld3.driver.lnx.2.0

components/nan/core/inc/nan_public_structs.h

@@ -0,0 +1,639 @@
+/*
+ * 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 definitions exposed to other modules
+ */
+
+#ifdef WLAN_FEATURE_NAN_CONVERGENCE
+#ifndef _NAN_PUBLIC_STRUCTS_H_
+#define _NAN_PUBLIC_STRUCTS_H_
+
+#include "qdf_types.h"
+#include "qdf_status.h"
+
+struct wlan_objmgr_psoc;
+struct wlan_objmgr_vdev;
+
+#define IFACE_NAME_SIZE 64
+#define NDP_QOS_INFO_LEN 255
+#define NDP_APP_INFO_LEN 255
+#define NDP_PMK_LEN 32
+#define NDP_SCID_BUF_LEN 256
+#define NDP_NUM_INSTANCE_ID 255
+#define NAN_MAX_SERVICE_NAME_LEN 255
+#define NAN_PASSPHRASE_MIN_LEN 8
+#define NAN_PASSPHRASE_MAX_LEN 63
+#define NAN_CH_INFO_MAX_CHANNELS 4
+
+/**
+ * enum nan_datapath_msg_type - NDP msg type
+ * @NAN_DATAPATH_INF_CREATE_REQ: ndi create request
+ * @NAN_DATAPATH_INF_CREATE_RSP: ndi create response
+ * @NAN_DATAPATH_INF_DELETE_REQ: ndi delete request
+ * @NAN_DATAPATH_INF_DELETE_RSP: ndi delete response
+ * @NDP_INITIATOR_REQ: ndp initiator request
+ * @NDP_INITIATOR_RSP: ndp initiator response
+ * @NDP_RESPONDER_REQ: ndp responder request
+ * @NDP_RESPONDER_RSP: ndp responder response
+ * @NDP_END_REQ: ndp end request
+ * @NDP_END_RSP: ndp end response
+ * @NDP_INDICATION: ndp indication
+ * @NDP_CONFIRM: ndp confirm
+ * @NDP_END_IND: ndp end indication
+ * @NDP_NEW_PEER: ndp new peer created
+ * @NDP_PEER_DEPARTED: ndp peer departed/deleted
+ * @NDP_SCHEDULE_UPDATE: ndp schedule update
+ */
+enum nan_datapath_msg_type {
+	NAN_DATAPATH_INF_CREATE_REQ  = 0,
+	NAN_DATAPATH_INF_CREATE_RSP  = 1,
+	NAN_DATAPATH_INF_DELETE_REQ  = 2,
+	NAN_DATAPATH_INF_DELETE_RSP  = 3,
+	NDP_INITIATOR_REQ            = 4,
+	NDP_INITIATOR_RSP            = 5,
+	NDP_RESPONDER_REQ            = 6,
+	NDP_RESPONDER_RSP            = 7,
+	NDP_END_REQ                  = 8,
+	NDP_END_RSP                  = 9,
+	NDP_INDICATION               = 10,
+	NDP_CONFIRM                  = 11,
+	NDP_END_IND                  = 12,
+	NDP_NEW_PEER                 = 13,
+	NDP_PEER_DEPARTED            = 14,
+	NDP_SCHEDULE_UPDATE          = 15,
+};
+
+/**
+ * enum nan_datapath_status_type - NDP status type
+ * @NAN_DATAPATH_RSP_STATUS_SUCCESS: request was successful
+ * @NAN_DATAPATH_RSP_STATUS_ERROR: request failed
+ */
+enum nan_datapath_status_type {
+	NAN_DATAPATH_RSP_STATUS_SUCCESS = 0x00,
+	NAN_DATAPATH_RSP_STATUS_ERROR = 0x01,
+};
+
+/**
+ * enum nan_datapath_reason_code - NDP command rsp reason code value
+ * @NDP_UNSUPPORTED_CONCURRENCY: Will be used in unsupported concurrency cases
+ * @NDP_NAN_DATA_IFACE_CREATE_FAILED: ndi create failed
+ * @NDP_NAN_DATA_IFACE_DELETE_FAILED: ndi delete failed
+ * @NDP_DATA_INITIATOR_REQ_FAILED: data initiator request failed
+ * @NDP_DATA_RESPONDER_REQ_FAILED: data responder request failed
+ * @NDP_INVALID_SERVICE_INSTANCE_ID: invalid service instance id
+ * @NDP_INVALID_NDP_INSTANCE_ID: invalid ndp instance id
+ * @NDP_INVALID_RSP_CODE: invalid response code in ndp responder request
+ * @NDP_INVALID_APP_INFO_LEN: invalid app info length
+ * @NDP_NMF_REQ_FAIL: OTA nan mgmt frame failure for data request
+ * @NDP_NMF_RSP_FAIL: OTA nan mgmt frame failure for data response
+ * @NDP_NMF_CNF_FAIL: OTA nan mgmt frame failure for confirm
+ * @NDP_END_FAILED: ndp end failed
+ * @NDP_NMF_END_REQ_FAIL: OTA nan mgmt frame failure for data end
+ * @NDP_VENDOR_SPECIFIC_ERROR: other vendor specific failures
+ */
+enum nan_datapath_reason_code {
+	NAN_DATAPATH_UNSUPPORTED_CONCURRENCY = 9000,
+	NAN_DATAPATH_NAN_DATA_IFACE_CREATE_FAILED = 9001,
+	NAN_DATAPATH_NAN_DATA_IFACE_DELETE_FAILED = 9002,
+	NAN_DATAPATH_DATA_INITIATOR_REQ_FAILED = 9003,
+	NAN_DATAPATH_DATA_RESPONDER_REQ_FAILED = 9004,
+	NAN_DATAPATH_INVALID_SERVICE_INSTANCE_ID = 9005,
+	NAN_DATAPATH_INVALID_NDP_INSTANCE_ID = 9006,
+	NAN_DATAPATH_INVALID_RSP_CODE = 9007,
+	NAN_DATAPATH_INVALID_APP_INFO_LEN = 9008,
+	NAN_DATAPATH_NMF_REQ_FAIL = 9009,
+	NAN_DATAPATH_NMF_RSP_FAIL = 9010,
+	NAN_DATAPATH_NMF_CNF_FAIL = 9011,
+	NAN_DATAPATH_END_FAILED = 9012,
+	NAN_DATAPATH_NMF_END_REQ_FAIL = 9013,
+	/* 9500 onwards vendor specific error codes */
+	NAN_DATAPATH_VENDOR_SPECIFIC_ERROR = 9500,
+};
+
+/**
+ * enum nan_datapath_response_code - responder's response code to nan data path
+ * request
+ * @NAN_DATAPATH_RESPONSE_ACCEPT: ndp request accepted
+ * @NAN_DATAPATH_RESPONSE_REJECT: ndp request rejected
+ * @NAN_DATAPATH_RESPONSE_DEFER: ndp request deferred until later (response to
+ * follow any time later)
+ *
+ */
+enum nan_datapath_response_code {
+	NAN_DATAPATH_RESPONSE_ACCEPT = 0,
+	NAN_DATAPATH_RESPONSE_REJECT = 1,
+	NAN_DATAPATH_RESPONSE_DEFER = 2,
+};
+
+/**
+ * enum nan_datapath_accept_policy - nan data path accept policy
+ * @NAN_DATAPATH_ACCEPT_POLICY_NONE: the framework will decide the policy
+ * @NAN_DATAPATH_ACCEPT_POLICY_ALL: accept policy offloaded to fw
+ *
+ */
+enum nan_datapath_accept_policy {
+	NAN_DATAPATH_ACCEPT_POLICY_NONE = 0,
+	NAN_DATAPATH_ACCEPT_POLICY_ALL = 1,
+};
+
+/**
+ * enum nan_datapath_self_role - nan data path role
+ * @NAN_DATAPATH_ROLE_INITIATOR: initiator of nan data path request
+ * @NAN_DATAPATH_ROLE_RESPONDER: responder to nan data path request
+ *
+ */
+enum nan_datapath_self_role {
+	NAN_DATAPATH_ROLE_INITIATOR = 0,
+	NAN_DATAPATH_ROLE_RESPONDER = 1,
+};
+
+/**
+ * enum nan_datapath_end_type - NDP end type
+ * @NAN_DATAPATH_END_TYPE_UNSPECIFIED: type is unspecified
+ * @NAN_DATAPATH_END_TYPE_PEER_UNAVAILABLE: type is peer unavailable
+ * @NAN_DATAPATH_END_TYPE_OTA_FRAME: NDP end frame received from peer
+ *
+ */
+enum nan_datapath_end_type {
+	NAN_DATAPATH_END_TYPE_UNSPECIFIED = 0x00,
+	NAN_DATAPATH_END_TYPE_PEER_UNAVAILABLE = 0x01,
+	NAN_DATAPATH_END_TYPE_OTA_FRAME = 0x02,
+};
+
+/**
+ * enum nan_datapath_end_reason_code - NDP end reason code
+ * @NAN_DATAPATH_END_REASON_UNSPECIFIED: reason is unspecified
+ * @NAN_DATAPATH_END_REASON_INACTIVITY: reason is peer inactivity
+ * @NAN_DATAPATH_END_REASON_PEER_DATA_END: data end indication received from
+ * peer
+ *
+ */
+enum nan_datapath_end_reason_code {
+	NAN_DATAPATH_END_REASON_UNSPECIFIED = 0x00,
+	NAN_DATAPATH_END_REASON_INACTIVITY = 0x01,
+	NAN_DATAPATH_END_REASON_PEER_DATA_END = 0x02,
+};
+
+/** enum nan_datapath_state - NAN datapath states
+ * @NAN_DATA_NDI_CREATING_STATE: NDI create is in progress
+ * @NAN_DATA_NDI_CREATED_STATE: NDI successfully crated
+ * @NAN_DATA_NDI_DELETING_STATE: NDI delete is in progress
+ * @NAN_DATA_NDI_DELETED_STATE: NDI delete is in progress
+ * @NAN_DATA_PEER_CREATE_STATE: Peer create is in progress
+ * @NAN_DATA_PEER_DELETE_STATE: Peer delete is in progrss
+ * @NAN_DATA_CONNECTING_STATE: Data connection in progress
+ * @NAN_DATA_CONNECTED_STATE: Data connection successful
+ * @NAN_DATA_END_STATE: NDP end is in progress
+ * @NAN_DATA_DISCONNECTED_STATE: NDP is in disconnected state
+ */
+enum nan_datapath_state {
+	NAN_DATA_INVALID_STATE = -1,
+	NAN_DATA_NDI_CREATING_STATE = 0,
+	NAN_DATA_NDI_CREATED_STATE = 1,
+	NAN_DATA_NDI_DELETING_STATE = 2,
+	NAN_DATA_NDI_DELETED_STATE = 3,
+	NAN_DATA_PEER_CREATE_STATE = 4,
+	NAN_DATA_PEER_DELETE_STATE = 5,
+	NAN_DATA_CONNECTING_STATE = 6,
+	NAN_DATA_CONNECTED_STATE = 7,
+	NAN_DATA_END_STATE = 8,
+	NAN_DATA_DISCONNECTED_STATE = 9,
+};
+
+/**
+ * struct nan_datapath_app_info - application info shared during ndp setup
+ * @ndp_app_info_len: ndp app info length
+ * @ndp_app_info: variable length application information
+ *
+ */
+struct nan_datapath_app_info {
+	uint32_t ndp_app_info_len;
+	uint8_t ndp_app_info[NDP_APP_INFO_LEN];
+};
+
+/**
+ * struct nan_datapath_cfg - ndp configuration
+ * @ndp_cfg_len: ndp configuration length
+ * @ndp_cfg: variable length ndp configuration
+ *
+ */
+struct nan_datapath_cfg {
+	uint32_t ndp_cfg_len;
+	uint8_t ndp_cfg[NDP_QOS_INFO_LEN];
+};
+
+/**
+ * struct nan_datapath_pmk - structure to hold pairwise master key
+ * @pmk_len: length of pairwise master key
+ * @pmk: buffer containing pairwise master key
+ *
+ */
+struct nan_datapath_pmk {
+	uint32_t pmk_len;
+	uint8_t pmk[NDP_PMK_LEN];
+};
+
+/**
+ * struct nan_datapath_scid - structure to hold sceurity context identifier
+ * @scid_len: length of scid
+ * @scid: scid
+ *
+ */
+struct nan_datapath_scid {
+	uint32_t scid_len;
+	uint8_t scid[NDP_SCID_BUF_LEN];
+};
+
+/**
+ * struct ndp_passphrase - structure to hold passphrase
+ * @passphrase_len: length of passphrase
+ * @passphrase: buffer containing passphrase
+ *
+ */
+struct ndp_passphrase {
+	uint32_t passphrase_len;
+	uint8_t passphrase[NAN_PASSPHRASE_MAX_LEN];
+};
+
+/**
+ * struct ndp_service_name - structure to hold service_name
+ * @service_name_len: length of service_name
+ * @service_name: buffer containing service_name
+ *
+ */
+struct ndp_service_name {
+	uint32_t service_name_len;
+	uint8_t service_name[NAN_MAX_SERVICE_NAME_LEN];
+};
+
+/**
+ * struct peer_nan_datapath_map  - mapping of NDP instances to peer to VDEV
+ * @vdev_id: session id of the interface over which ndp is being created
+ * @peer_ndi_mac_addr: peer NDI mac address
+ * @num_active_ndp_sessions: number of active NDP sessions on the peer
+ * @type: NDP end indication type
+ * @reason_code: NDP end indication reason code
+ * @ndp_instance_id: NDP instance ID
+ *
+ */
+struct peer_nan_datapath_map {
+	uint32_t vdev_id;
+	struct qdf_mac_addr peer_ndi_mac_addr;
+	uint32_t num_active_ndp_sessions;
+	enum nan_datapath_end_type type;
+	enum nan_datapath_end_reason_code reason_code;
+	uint32_t ndp_instance_id;
+};
+
+/**
+ * struct nan_datapath_channel_info - ndp channel and channel bandwidth
+ * @channel: channel freq in mhz of the ndp connection
+ * @ch_width: channel width (wmi_channel_width) of the ndp connection
+ * @nss: nss used for ndp connection
+ *
+ */
+struct nan_datapath_channel_info {
+	uint32_t channel;
+	uint32_t ch_width;
+	uint32_t nss;
+};
+
+#define NAN_CH_INFO_MAX_LEN \
+	(NAN_CH_INFO_MAX_CHANNELS * sizeof(struct nan_datapath_channel_info))
+
+/**
+ * struct nan_datapath_inf_create_req - ndi create request params
+ * @transaction_id: unique identifier
+ * @iface_name: interface name
+ *
+ */
+struct nan_datapath_inf_create_req {
+	uint32_t transaction_id;
+	char  iface_name[IFACE_NAME_SIZE];
+};
+
+/*
+ * struct nan_datapath_inf_create_rsp - ndi create response params
+ * @status: request status
+ * @reason: reason if any
+ *
+ */
+struct nan_datapath_inf_create_rsp {
+	uint32_t status;
+	uint32_t reason;
+	uint8_t sta_id;
+};
+
+/**
+ * struct nan_datapath_inf_delete_rsp - ndi delete response params
+ * @status: request status
+ * @reason: reason if any
+ *
+ */
+struct nan_datapath_inf_delete_rsp {
+	uint32_t status;
+	uint32_t reason;
+};
+
+/**
+ * struct nan_datapath_initiator_req - ndp initiator request params
+ * @vdev: pointer to vdev object
+ * @transaction_id: unique identifier
+ * @channel: suggested channel for ndp creation
+ * @channel_cfg: channel config, 0=no channel, 1=optional, 2=mandatory
+ * @service_instance_id: Service identifier
+ * @peer_discovery_mac_addr: Peer's discovery mac address
+ * @self_ndi_mac_addr: self NDI mac address
+ * @ndp_config: ndp configuration params
+ * @ndp_info: ndp application info
+ * @ncs_sk_type: indicates NCS_SK_128 or NCS_SK_256
+ * @pmk: pairwise master key
+ * @passphrase: passphrase
+ * @service_name: service name
+ * @is_ipv6_addr_present: indicates if following ipv6 address is valid
+ * @ipv6_addr: ipv6 address address used by ndp
+ */
+struct nan_datapath_initiator_req {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t transaction_id;
+	uint32_t channel;
+	uint32_t channel_cfg;
+	uint32_t service_instance_id;
+	uint32_t ncs_sk_type;
+	struct qdf_mac_addr peer_discovery_mac_addr;
+	struct qdf_mac_addr self_ndi_mac_addr;
+	struct nan_datapath_cfg ndp_config;
+	struct nan_datapath_app_info ndp_info;
+	struct nan_datapath_pmk pmk;
+	struct ndp_passphrase passphrase;
+	struct ndp_service_name service_name;
+	bool is_ipv6_addr_present;
+	uint8_t ipv6_addr[QDF_IPV6_ADDR_SIZE];
+};
+
+/**
+ * struct nan_datapath_initiator_rsp - response event from FW
+ * @vdev: pointer to vdev object
+ * @transaction_id: unique identifier
+ * @ndp_instance_id: locally created NDP instance ID
+ * @status: status of the ndp request
+ * @reason: reason for failure if any
+ *
+ */
+struct nan_datapath_initiator_rsp {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t transaction_id;
+	uint32_t ndp_instance_id;
+	uint32_t status;
+	uint32_t reason;
+};
+
+/**
+ * struct nan_datapath_responder_req - responder's response to ndp create
+ * request
+ * @vdev: pointer to vdev object
+ * @transaction_id: unique identifier
+ * @ndp_instance_id: locally created NDP instance ID
+ * @ndp_rsp: response to the ndp create request
+ * @ndp_config: ndp configuration params
+ * @ndp_info: ndp application info
+ * @pmk: pairwise master key
+ * @ncs_sk_type: indicates NCS_SK_128 or NCS_SK_256
+ * @passphrase: passphrase
+ * @service_name: service name
+ * @is_ipv6_addr_present: indicates if following ipv6 address is valid
+ * @ipv6_addr: ipv6 address address used by ndp
+ * @is_port_present: indicates if following port is valid
+ * @port: port specified by for this NDP
+ * @is_protocol_present: indicates if following protocol is valid
+ * @protocol: protocol used by this NDP
+ *
+ */
+struct nan_datapath_responder_req {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t transaction_id;
+	uint32_t ndp_instance_id;
+	enum nan_datapath_response_code ndp_rsp;
+	struct nan_datapath_cfg ndp_config;
+	struct nan_datapath_app_info ndp_info;
+	struct nan_datapath_pmk pmk;
+	uint32_t ncs_sk_type;
+	struct ndp_passphrase passphrase;
+	struct ndp_service_name service_name;
+	bool is_ipv6_addr_present;
+	uint8_t ipv6_addr[QDF_IPV6_ADDR_SIZE];
+	bool is_port_present;
+	uint16_t port;
+	bool is_protocol_present;
+	uint8_t protocol;
+};
+
+/**
+ * struct nan_datapath_responder_rsp - response to responder's request
+ * @vdev: pointer to vdev object
+ * @transaction_id: unique identifier
+ * @status: command status
+ * @reason: reason for failure if any
+ * @peer_mac_addr: Peer's mac address
+ * @create_peer: Flag to indicate to create peer
+ */
+struct nan_datapath_responder_rsp {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t transaction_id;
+	uint32_t status;
+	uint32_t reason;
+	struct qdf_mac_addr peer_mac_addr;
+	bool create_peer;
+};
+
+/**
+ * struct nan_datapath_end_req - ndp end request
+ * @vdev: pointer to vdev object
+ * @transaction_id: unique transaction identifier
+ * @num_ndp_instances: number of ndp instances to be terminated
+ * @ndp_ids: array of ndp_instance_id to be terminated
+ *
+ */
+struct nan_datapath_end_req {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t transaction_id;
+	uint32_t num_ndp_instances;
+	uint32_t ndp_ids[NDP_NUM_INSTANCE_ID];
+};
+
+/**
+ * struct nan_datapath_end_rsp_event  - firmware response to ndp end request
+ * @vdev: pointer to vdev object
+ * @transaction_id: unique identifier for the request
+ * @status: status of operation
+ * @reason: reason(opaque to host driver)
+ *
+ */
+struct nan_datapath_end_rsp_event {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t transaction_id;
+	uint32_t status;
+	uint32_t reason;
+};
+
+/**
+ * struct nan_datapath_end_indication_event - ndp termination notification from
+ * FW
+ * @vdev: pointer to vdev object
+ * @num_ndp_ids: number of NDP ids
+ * @ndp_map: mapping of NDP instances to peer and vdev
+ *
+ */
+struct nan_datapath_end_indication_event {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t num_ndp_ids;
+	struct peer_nan_datapath_map ndp_map[];
+};
+
+/**
+ * struct nan_datapath_confirm_event - ndp confirmation event from FW
+ * @vdev: pointer to vdev object
+ * @ndp_instance_id: ndp instance id for which confirm is being generated
+ * @reason_code : reason code(opaque to driver)
+ * @num_active_ndps_on_peer: number of ndp instances on peer
+ * @peer_ndi_mac_addr: peer NDI mac address
+ * @rsp_code: ndp response code
+ * @num_channels: num channels
+ * @ch: channel info struct array
+ * @ndp_info: ndp application info
+ * @is_ipv6_addr_present: indicates if following ipv6 address is valid
+ * @ipv6_addr: ipv6 address address used by ndp
+ * @is_port_present: indicates if following port is valid
+ * @port: port specified by for this NDP
+ * @is_protocol_present: indicates if following protocol is valid
+ * @protocol: protocol used by this NDP
+ *
+ */
+struct nan_datapath_confirm_event {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t ndp_instance_id;
+	uint32_t reason_code;
+	uint32_t num_active_ndps_on_peer;
+	struct qdf_mac_addr peer_ndi_mac_addr;
+	enum nan_datapath_response_code rsp_code;
+	uint32_t num_channels;
+	struct nan_datapath_channel_info ch[NAN_CH_INFO_MAX_CHANNELS];
+	struct nan_datapath_app_info ndp_info;
+	bool is_ipv6_addr_present;
+	uint8_t ipv6_addr[QDF_IPV6_ADDR_SIZE];
+	bool is_port_present;
+	uint16_t port;
+	bool is_protocol_present;
+	uint8_t protocol;
+};
+
+/**
+ * struct nan_datapath_indication_event - create ndp indication on the responder
+ * @vdev: pointer to vdev object
+ * @service_instance_id: Service identifier
+ * @peer_discovery_mac_addr: Peer's discovery mac address
+ * @peer_mac_addr: Peer's NDI mac address
+ * @ndp_initiator_mac_addr: NDI mac address of the peer initiating NDP
+ * @ndp_instance_id: locally created NDP instance ID
+ * @role: self role for NDP
+ * @ndp_accept_policy: accept policy configured by the upper layer
+ * @ndp_config: ndp configuration params
+ * @ndp_info: ndp application info
+ * @ncs_sk_type: indicates NCS_SK_128 or NCS_SK_256
+ * @scid: security context identifier
+ * @is_ipv6_addr_present: indicates if following ipv6 address is valid
+ * @ipv6_addr: ipv6 address address used by ndp
+ *
+ */
+struct nan_datapath_indication_event {
+	struct wlan_objmgr_vdev *vdev;
+	uint32_t service_instance_id;
+	struct qdf_mac_addr peer_discovery_mac_addr;
+	struct qdf_mac_addr peer_mac_addr;
+	uint32_t ndp_instance_id;
+	enum nan_datapath_self_role role;
+	enum nan_datapath_accept_policy policy;
+	struct nan_datapath_cfg ndp_config;
+	struct nan_datapath_app_info ndp_info;
+	uint32_t ncs_sk_type;
+	struct nan_datapath_scid scid;
+	bool is_ipv6_addr_present;
+	uint8_t ipv6_addr[QDF_IPV6_ADDR_SIZE];
+};
+
+/**
+ * struct nan_datapath_peer_ind - ndp peer indication
+ * @peer_mac_addr: peer mac address
+ * @sta_id: station id
+ *
+ */
+struct nan_datapath_peer_ind {
+	struct qdf_mac_addr peer_mac_addr;
+	uint16_t sta_id;
+};
+
+/**
+ * struct nan_datapath_sch_update_event - ndp schedule update indication
+ * @vdev: vdev schedule update was received
+ * @peer_addr: peer for which schedule update was received
+ * @flags: reason for sch update (opaque to driver)
+ * @num_channels: num of channels
+ * @num_ndp_instances: num of ndp instances
+ * @ch: channel info array
+ * @ndp_instances: array of ndp instances
+ *
+ */
+struct nan_datapath_sch_update_event {
+	struct wlan_objmgr_vdev *vdev;
+	struct qdf_mac_addr peer_addr;
+	uint32_t flags;
+	uint32_t num_channels;
+	uint32_t num_ndp_instances;
+	struct nan_datapath_channel_info ch[NAN_CH_INFO_MAX_CHANNELS];
+	uint32_t ndp_instances[NDP_NUM_INSTANCE_ID];
+};
+
+/**
+ * struct nan_callbacks - struct containing callback to non-converged driver
+ *
+ */
+struct nan_callbacks {
+	/* callback to os_if layer from umac */
+	void (*os_if_event_handler)(struct wlan_objmgr_psoc *psoc,
+				    struct wlan_objmgr_vdev *vdev,
+				    uint32_t type, void *msg);
+
+	int (*ndi_open)(char *iface_name);
+	int (*ndi_start)(char *iface_name, uint16_t);
+	void (*ndi_close)(uint8_t);
+	int (*ndi_delete)(uint8_t, char *iface_name, uint16_t transaction_id);
+	void (*drv_ndi_create_rsp_handler)
+				(uint8_t, struct nan_datapath_inf_create_rsp *);
+	void (*drv_ndi_delete_rsp_handler)(uint8_t);
+	int (*new_peer_ind)(uint8_t, uint16_t, struct qdf_mac_addr *, bool);
+	int (*get_peer_idx)(uint8_t, struct qdf_mac_addr *);
+	QDF_STATUS (*add_ndi_peer)(uint32_t, struct qdf_mac_addr);
+	void (*peer_departed_ind)(uint8_t, uint16_t, struct qdf_mac_addr *,
+				  bool);
+	void (*ndp_delete_peers)(struct peer_nan_datapath_map*, uint8_t);
+	void (*delete_peers_by_addr)(uint8_t, struct qdf_mac_addr);
+};
+
+#endif
+#endif /* WLAN_FEATURE_NAN_CONVERGENCE */

components/nan/core/inc/wlan_nan_api.h

@@ -0,0 +1,60 @@
+/*
+ * 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 definitions exposed to other modules
+ */
+
+#ifndef _WLAN_NAN_API_H_
+#define _WLAN_NAN_API_H_
+
+#include "qdf_status.h"
+
+struct wlan_objmgr_psoc;
+
+/**
+ * nan_init: initializes NAN component, called by dispatcher init
+ *
+ * Return: status of operation
+ */
+QDF_STATUS nan_init(void);
+
+/**
+ * nan_deinit: de-initializes NAN component, called by dispatcher init
+ *
+ * Return: status of operation
+ */
+QDF_STATUS nan_deinit(void);
+
+/**
+ * nan_psoc_enable: psoc enable API for NANitioning component
+ * @psoc: pointer to PSOC
+ *
+ * Return: status of operation
+ */
+QDF_STATUS nan_psoc_enable(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * nan_psoc_disable: psoc disable API for NANitioning component
+ * @psoc: pointer to PSOC
+ *
+ * Return: status of operation
+ */
+QDF_STATUS nan_psoc_disable(struct wlan_objmgr_psoc *psoc);
+
+#endif

components/nan/core/src/nan_api.c

@@ -0,0 +1,368 @@
+/*
+ * 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 public API function definitions
+ */
+
+#include "nan_main_i.h"
+#include "wlan_nan_api.h"
+#include "target_if_nan.h"
+#include "nan_public_structs.h"
+#include "wlan_objmgr_cmn.h"
+#include "wlan_objmgr_global_obj.h"
+#include "wlan_objmgr_psoc_obj.h"
+#include "wlan_objmgr_pdev_obj.h"
+#include "wlan_objmgr_vdev_obj.h"
+#include "cfg_nan.h"
+#include "cfg_ucfg_api.h"
+
+/**
+ * nan_cfg_init() - Initialize NAN config params
+ * @psoc: Pointer to PSOC Object
+ * @nan_obj: Pointer to NAN private object
+ *
+ * This function initialize NAN config params
+ */
+#ifdef WLAN_FEATURE_NAN
+static void nan_cfg_init(struct wlan_objmgr_psoc *psoc,
+			 struct nan_psoc_priv_obj *nan_obj)
+{
+	if (!psoc || !nan_obj)
+		return;
+
+	nan_obj->cfg_param.enable = cfg_get(psoc, CFG_NAN_ENABLE);
+}
+#else
+static void nan_cfg_init(struct wlan_objmgr_psoc *psoc,
+			 struct nan_psoc_priv_obj *nan_obj)
+{
+}
+#endif
+
+/**
+ * nan_cfg_dp_init() - Initialize NAN Datapath config params
+ * @psoc: Pointer to PSOC Object
+ * @nan_obj: Pointer to NAN private object
+ *
+ * This function initialize NAN config params
+ */
+#ifdef WLAN_FEATURE_NAN_DATAPATH
+static void nan_cfg_dp_init(struct wlan_objmgr_psoc *psoc,
+			    struct nan_psoc_priv_obj *nan_obj)
+{
+	if (!psoc || !nan_obj)
+		return;
+	nan_obj->cfg_param.dp_enable = cfg_get(psoc,
+					       CFG_NAN_DATAPATH_ENABLE);
+	nan_obj->cfg_param.ndi_ch = cfg_get(psoc, CFG_NAN_NDI_CHANNEL);
+	nan_obj->cfg_param.ndi_mac_randomize =
+				cfg_get(psoc, CFG_NAN_RANDOMIZE_NDI_MAC);
+}
+#else
+static void nan_cfg_dp_init(struct wlan_objmgr_psoc *psoc,
+			    struct nan_psoc_priv_obj *nan_obj)
+{
+}
+#endif
+
+static QDF_STATUS nan_psoc_obj_created_notification(
+		struct wlan_objmgr_psoc *psoc, void *arg_list)
+{
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+	struct nan_psoc_priv_obj *nan_obj;
+
+	nan_debug("nan_psoc_create_notif called");
+	nan_obj = qdf_mem_malloc(sizeof(*nan_obj));
+	if (!nan_obj) {
+		nan_alert("malloc failed for nan prv obj");
+		return QDF_STATUS_E_NOMEM;
+	}
+
+	qdf_spinlock_create(&nan_obj->lock);
+	status = wlan_objmgr_psoc_component_obj_attach(psoc, WLAN_UMAC_COMP_NAN,
+						       nan_obj,
+						       QDF_STATUS_SUCCESS);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_alert("obj attach with psoc failed");
+		goto nan_psoc_notif_failed;
+	}
+
+	nan_cfg_init(psoc, nan_obj);
+	nan_cfg_dp_init(psoc, nan_obj);
+
+	return QDF_STATUS_SUCCESS;
+
+nan_psoc_notif_failed:
+
+	qdf_spinlock_destroy(&nan_obj->lock);
+	qdf_mem_free(nan_obj);
+	return status;
+}
+
+static void nan_psoc_delete_peer(struct wlan_objmgr_psoc *psoc,
+				 void *peer, void *arg)
+{
+	if (WLAN_PEER_NDP == wlan_peer_get_peer_type(peer))
+		wlan_objmgr_peer_obj_delete(peer);
+}
+
+static void nan_psoc_delete_vdev(struct wlan_objmgr_psoc *psoc,
+				 void *vdev, void *arg)
+{
+	enum nan_datapath_state state;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return;
+	}
+	/*
+	 * user may issue rrmod wlan without explicitly NDI Delete.
+	 * In that case pending NDI vdev state will not be DELETED/DELETEING
+	 * Forcefully delete vdev object
+	 */
+	if (QDF_NDI_MODE != wlan_vdev_mlme_get_opmode(vdev))
+		return;
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	state = priv_obj->state;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	/* if already in deleted or deleting state - do not delete */
+	if (state == NAN_DATA_NDI_DELETED_STATE ||
+	    state == NAN_DATA_NDI_DELETING_STATE)
+		return;
+
+	wlan_objmgr_vdev_obj_delete(vdev);
+}
+
+static QDF_STATUS nan_psoc_obj_destroyed_notification(
+				struct wlan_objmgr_psoc *psoc, void *arg_list)
+{
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+	struct nan_psoc_priv_obj *nan_obj = nan_get_psoc_priv_obj(psoc);
+
+	nan_debug("nan_psoc_delete_notif called");
+	if (!nan_obj) {
+		nan_err("nan_obj is NULL");
+		return QDF_STATUS_E_FAULT;
+	}
+
+	wlan_objmgr_iterate_obj_list(psoc, WLAN_PEER_OP,
+				     nan_psoc_delete_peer,
+				     NULL, 1, WLAN_NAN_ID);
+
+	wlan_objmgr_iterate_obj_list(psoc, WLAN_VDEV_OP,
+				     nan_psoc_delete_vdev,
+				     NULL, 1, WLAN_NAN_ID);
+
+	status = wlan_objmgr_psoc_component_obj_detach(psoc, WLAN_UMAC_COMP_NAN,
+						       nan_obj);
+	if (QDF_IS_STATUS_ERROR(status))
+		nan_err("nan_obj detach failed");
+
+	nan_debug("nan_obj deleted with status %d", status);
+	qdf_spinlock_destroy(&nan_obj->lock);
+	qdf_mem_free(nan_obj);
+
+	return status;
+}
+
+static QDF_STATUS nan_vdev_obj_created_notification(
+		struct wlan_objmgr_vdev *vdev, void *arg_list)
+{
+	struct nan_vdev_priv_obj *nan_obj;
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+
+	nan_debug("nan_vdev_create_notif called");
+	if (wlan_vdev_mlme_get_opmode(vdev) != QDF_NDI_MODE) {
+		nan_debug("not a ndi vdev. do nothing");
+		return QDF_STATUS_SUCCESS;
+	}
+
+	nan_obj = qdf_mem_malloc(sizeof(*nan_obj));
+	if (!nan_obj) {
+		nan_err("malloc failed for nan prv obj");
+		return QDF_STATUS_E_NOMEM;
+	}
+
+	qdf_spinlock_create(&nan_obj->lock);
+	status = wlan_objmgr_vdev_component_obj_attach(vdev, WLAN_UMAC_COMP_NAN,
+						       (void *)nan_obj,
+						       QDF_STATUS_SUCCESS);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_alert("obj attach with vdev failed");
+		goto nan_vdev_notif_failed;
+	}
+
+	return QDF_STATUS_SUCCESS;
+
+nan_vdev_notif_failed:
+
+	qdf_spinlock_destroy(&nan_obj->lock);
+	qdf_mem_free(nan_obj);
+	return status;
+}
+
+static QDF_STATUS nan_vdev_obj_destroyed_notification(
+				struct wlan_objmgr_vdev *vdev, void *arg_list)
+{
+	struct nan_vdev_priv_obj *nan_obj;
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+
+	nan_debug("nan_vdev_delete_notif called");
+	if (wlan_vdev_mlme_get_opmode(vdev) != QDF_NDI_MODE) {
+		nan_debug("not a ndi vdev. do nothing");
+		return QDF_STATUS_SUCCESS;
+	}
+
+	nan_obj = nan_get_vdev_priv_obj(vdev);
+	if (!nan_obj) {
+		nan_err("nan_obj is NULL");
+		return QDF_STATUS_E_FAULT;
+	}
+
+	status = wlan_objmgr_vdev_component_obj_detach(vdev, WLAN_UMAC_COMP_NAN,
+						       nan_obj);
+	if (QDF_IS_STATUS_ERROR(status))
+		nan_err("nan_obj detach failed");
+
+	nan_debug("nan_obj deleted with status %d", status);
+	qdf_spinlock_destroy(&nan_obj->lock);
+	qdf_mem_free(nan_obj);
+
+	return status;
+}
+
+QDF_STATUS nan_init(void)
+{
+	QDF_STATUS status;
+
+	/* register psoc create handler functions. */
+	status = wlan_objmgr_register_psoc_create_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_psoc_obj_created_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_register_psoc_create_handler failed");
+		return status;
+	}
+
+	/* register psoc delete handler functions. */
+	status = wlan_objmgr_register_psoc_destroy_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_psoc_obj_destroyed_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_register_psoc_destroy_handler failed");
+		nan_deinit();
+		return status;
+	}
+
+	/* register vdev create handler functions. */
+	status = wlan_objmgr_register_vdev_create_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_vdev_obj_created_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_register_psoc_create_handler failed");
+		nan_deinit();
+		return status;
+	}
+
+	/* register vdev delete handler functions. */
+	status = wlan_objmgr_register_vdev_destroy_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_vdev_obj_destroyed_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_register_psoc_destroy_handler failed");
+		nan_deinit();
+		return status;
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS nan_deinit(void)
+{
+	QDF_STATUS ret = QDF_STATUS_SUCCESS, status;
+
+	/* register psoc create handler functions. */
+	status = wlan_objmgr_unregister_psoc_create_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_psoc_obj_created_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_unregister_psoc_create_handler failed");
+		ret = status;
+	}
+
+	/* register vdev create handler functions. */
+	status = wlan_objmgr_unregister_psoc_destroy_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_psoc_obj_destroyed_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_deregister_psoc_destroy_handler failed");
+		ret = status;
+	}
+
+	/* de-register vdev create handler functions. */
+	status = wlan_objmgr_unregister_vdev_create_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_vdev_obj_created_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_unregister_psoc_create_handler failed");
+		ret = status;
+	}
+
+	/* de-register vdev delete handler functions. */
+	status = wlan_objmgr_unregister_vdev_destroy_handler(
+		WLAN_UMAC_COMP_NAN,
+		nan_vdev_obj_destroyed_notification,
+		NULL);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("wlan_objmgr_deregister_psoc_destroy_handler failed");
+		ret = status;
+	}
+
+	return ret;
+}
+
+QDF_STATUS nan_psoc_enable(struct wlan_objmgr_psoc *psoc)
+{
+	QDF_STATUS status = target_if_nan_register_events(psoc);
+
+	if (QDF_IS_STATUS_ERROR(status))
+		nan_err("target_if_nan_register_events failed");
+
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS nan_psoc_disable(struct wlan_objmgr_psoc *psoc)
+{
+	QDF_STATUS status = target_if_nan_deregister_events(psoc);
+
+	if (QDF_IS_STATUS_ERROR(status))
+		nan_err("target_if_nan_deregister_events failed");
+
+	return QDF_STATUS_SUCCESS;
+}

components/nan/core/src/nan_main.c

@@ -0,0 +1,521 @@
+/*
+ * 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 core nan function definitions
+ */
+
+#include "nan_main_i.h"
+#include "nan_ucfg_api.h"
+#include "wlan_nan_api.h"
+#include "target_if_nan.h"
+#include "scheduler_api.h"
+#include "wlan_serialization_api.h"
+#include "wlan_objmgr_cmn.h"
+#include "wlan_objmgr_global_obj.h"
+#include "wlan_objmgr_psoc_obj.h"
+#include "wlan_objmgr_pdev_obj.h"
+#include "wlan_objmgr_vdev_obj.h"
+
+struct nan_vdev_priv_obj *nan_get_vdev_priv_obj(
+				struct wlan_objmgr_vdev *vdev)
+{
+	struct nan_vdev_priv_obj *obj;
+
+	if (!vdev) {
+		nan_err("vdev is null");
+		return NULL;
+	}
+	obj = wlan_objmgr_vdev_get_comp_private_obj(vdev, WLAN_UMAC_COMP_NAN);
+
+	return obj;
+}
+
+struct nan_psoc_priv_obj *nan_get_psoc_priv_obj(
+				struct wlan_objmgr_psoc *psoc)
+{
+	struct nan_psoc_priv_obj *obj;
+
+	if (!psoc) {
+		nan_err("psoc is null");
+		return NULL;
+	}
+	obj = wlan_objmgr_psoc_get_comp_private_obj(psoc, WLAN_UMAC_COMP_NAN);
+
+	return obj;
+}
+
+void nan_release_cmd(void *in_req, uint32_t cmdtype)
+{
+	struct wlan_objmgr_vdev *vdev = NULL;
+
+	if (!in_req)
+		return;
+
+	switch (cmdtype) {
+	case WLAN_SER_CMD_NDP_INIT_REQ: {
+		struct nan_datapath_initiator_req *req = in_req;
+
+		vdev = req->vdev;
+		break;
+	}
+	case WLAN_SER_CMD_NDP_RESP_REQ: {
+		struct nan_datapath_responder_req *req = in_req;
+
+		vdev = req->vdev;
+		break;
+	}
+	case WLAN_SER_CMD_NDP_DATA_END_INIT_REQ: {
+		struct nan_datapath_end_req *req = in_req;
+
+		vdev = req->vdev;
+		break;
+	}
+	default:
+		nan_err("invalid req type: %d", cmdtype);
+		break;
+	}
+
+	if (vdev)
+		wlan_objmgr_vdev_release_ref(vdev, WLAN_NAN_ID);
+	else
+		nan_err("vdev is null");
+
+	qdf_mem_free(in_req);
+}
+
+static void nan_req_incomplete(void *req, uint32_t cmdtype)
+{
+	/* send msg to userspace if needed that cmd got incomplete */
+}
+
+static void nan_req_activated(void *in_req, uint32_t cmdtype)
+{
+	uint32_t req_type;
+	struct wlan_objmgr_psoc *psoc;
+	struct wlan_objmgr_vdev *vdev;
+	struct wlan_lmac_if_nan_tx_ops *tx_ops;
+
+	switch (cmdtype) {
+	case WLAN_SER_CMD_NDP_INIT_REQ: {
+		struct nan_datapath_initiator_req *req = in_req;
+
+		vdev = req->vdev;
+		req_type = NDP_INITIATOR_REQ;
+		break;
+	}
+	case WLAN_SER_CMD_NDP_RESP_REQ: {
+		struct nan_datapath_responder_req *req = in_req;
+
+		vdev = req->vdev;
+		req_type = NDP_RESPONDER_REQ;
+		break;
+	}
+	case WLAN_SER_CMD_NDP_DATA_END_INIT_REQ: {
+		struct nan_datapath_end_req *req = in_req;
+
+		vdev = req->vdev;
+		req_type = NDP_END_REQ;
+		break;
+	}
+	default:
+		nan_alert("in correct cmdtype: %d", cmdtype);
+		return;
+	}
+
+	if (!vdev) {
+		nan_alert("vdev is null");
+		return;
+	}
+
+	psoc = wlan_vdev_get_psoc(vdev);
+	if (!psoc) {
+		nan_alert("psoc is null");
+		return;
+	}
+
+	tx_ops = target_if_nan_get_tx_ops(psoc);
+	if (!tx_ops) {
+		nan_alert("tx_ops is null");
+		return;
+	}
+
+	/* send ndp_intiator_req/responder_req/end_req to FW */
+	tx_ops->nan_req_tx(in_req, req_type);
+}
+
+static QDF_STATUS nan_serialized_cb(void *cmd,
+				    enum wlan_serialization_cb_reason reason)
+{
+	void *req;
+	struct wlan_serialization_command *ser_cmd = cmd;
+
+	if (!ser_cmd || !ser_cmd->umac_cmd) {
+		nan_alert("cmd or umac_cmd is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+	req = ser_cmd->umac_cmd;
+
+	switch (reason) {
+	case WLAN_SER_CB_ACTIVATE_CMD:
+		nan_req_activated(req, ser_cmd->cmd_type);
+		break;
+	case WLAN_SER_CB_CANCEL_CMD:
+	case WLAN_SER_CB_ACTIVE_CMD_TIMEOUT:
+		nan_req_incomplete(req, ser_cmd->cmd_type);
+		break;
+	case WLAN_SER_CB_RELEASE_MEM_CMD:
+		nan_release_cmd(req, ser_cmd->cmd_type);
+		break;
+	default:
+		/* Do nothing but logging */
+		nan_alert("invalid serialized cb reason: %d", reason);
+		break;
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS nan_scheduled_msg_handler(struct scheduler_msg *msg)
+{
+	enum wlan_serialization_status status = 0;
+	struct wlan_serialization_command cmd = {0};
+
+	if (!msg || !msg->bodyptr) {
+		nan_alert("msg or bodyptr is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+	switch (msg->type) {
+	case NDP_INITIATOR_REQ: {
+		struct nan_datapath_initiator_req *req = msg->bodyptr;
+
+		cmd.cmd_type = WLAN_SER_CMD_NDP_INIT_REQ;
+		cmd.vdev = req->vdev;
+		break;
+	}
+	case NDP_RESPONDER_REQ: {
+		struct nan_datapath_responder_req *req = msg->bodyptr;
+
+		cmd.cmd_type = WLAN_SER_CMD_NDP_RESP_REQ;
+		cmd.vdev = req->vdev;
+		break;
+	}
+	case NDP_END_REQ: {
+		struct nan_datapath_end_req *req = msg->bodyptr;
+
+		cmd.cmd_type = WLAN_SER_CMD_NDP_DATA_END_INIT_REQ;
+		cmd.vdev = req->vdev;
+		break;
+	}
+	default:
+		nan_err("wrong request type: %d", msg->type);
+		return QDF_STATUS_E_INVAL;
+	}
+
+	/* TBD - support more than one req of same type or avoid */
+	cmd.cmd_id = 0;
+	cmd.cmd_cb = nan_serialized_cb;
+	cmd.umac_cmd = msg->bodyptr;
+	cmd.source = WLAN_UMAC_COMP_NAN;
+	cmd.is_high_priority = false;
+	cmd.cmd_timeout_duration = 30000 /* 30 sec for now. TBD */;
+	nan_debug("cmd_type: %d", cmd.cmd_type);
+	cmd.is_blocking = true;
+
+	status = wlan_serialization_request(&cmd);
+	/* following is TBD */
+	if (status != WLAN_SER_CMD_ACTIVE && status != WLAN_SER_CMD_PENDING) {
+		nan_err("unable to serialize command");
+		wlan_objmgr_vdev_release_ref(cmd.vdev, WLAN_NAN_ID);
+		return QDF_STATUS_E_INVAL;
+	}
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS nan_handle_confirm(
+				struct nan_datapath_confirm_event *confirm)
+{
+	uint8_t vdev_id;
+	struct wlan_objmgr_psoc *psoc;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	vdev_id = wlan_vdev_get_id(confirm->vdev);
+	psoc = wlan_vdev_get_psoc(confirm->vdev);
+	if (!psoc) {
+		nan_err("psoc is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	if (confirm->rsp_code != NAN_DATAPATH_RESPONSE_ACCEPT &&
+	    confirm->num_active_ndps_on_peer == 0) {
+		/*
+		 * This peer was created at ndp_indication but
+		 * confirm failed, so it needs to be deleted
+		 */
+		nan_err("NDP confirm with reject and no active ndp sessions. deleting peer: "QDF_MAC_ADDR_STR" on vdev_id: %d",
+			QDF_MAC_ADDR_ARRAY(confirm->peer_ndi_mac_addr.bytes),
+			vdev_id);
+		psoc_nan_obj->cb_obj.delete_peers_by_addr(vdev_id,
+						confirm->peer_ndi_mac_addr);
+	}
+	psoc_nan_obj->cb_obj.os_if_event_handler(psoc, confirm->vdev,
+						 NDP_CONFIRM, confirm);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS nan_handle_initiator_rsp(
+				struct nan_datapath_initiator_rsp *rsp,
+				struct wlan_objmgr_vdev **vdev)
+{
+	struct wlan_objmgr_psoc *psoc;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	*vdev = rsp->vdev;
+	psoc = wlan_vdev_get_psoc(rsp->vdev);
+	if (!psoc) {
+		nan_err("psoc is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj->cb_obj.os_if_event_handler(psoc, rsp->vdev,
+					NDP_INITIATOR_RSP, rsp);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS nan_handle_ndp_ind(
+				struct nan_datapath_indication_event *ndp_ind)
+{
+	uint8_t vdev_id;
+	struct wlan_objmgr_psoc *psoc;
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	vdev_id = wlan_vdev_get_id(ndp_ind->vdev);
+	psoc = wlan_vdev_get_psoc(ndp_ind->vdev);
+	if (!psoc) {
+		nan_err("psoc is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	nan_debug("role: %d, vdev: %d, csid: %d, peer_mac_addr "
+		QDF_MAC_ADDR_STR,
+		ndp_ind->role, vdev_id, ndp_ind->ncs_sk_type,
+		QDF_MAC_ADDR_ARRAY(ndp_ind->peer_mac_addr.bytes));
+
+	if ((ndp_ind->role == NAN_DATAPATH_ROLE_INITIATOR) ||
+	    ((NAN_DATAPATH_ROLE_RESPONDER == ndp_ind->role) &&
+	    (NAN_DATAPATH_ACCEPT_POLICY_ALL == ndp_ind->policy))) {
+		status = psoc_nan_obj->cb_obj.add_ndi_peer(vdev_id,
+						ndp_ind->peer_mac_addr);
+		if (QDF_IS_STATUS_ERROR(status)) {
+			nan_err("Couldn't add ndi peer, ndp_role: %d",
+				ndp_ind->role);
+			return status;
+		}
+	}
+	if (NAN_DATAPATH_ROLE_RESPONDER == ndp_ind->role)
+		psoc_nan_obj->cb_obj.os_if_event_handler(psoc, ndp_ind->vdev,
+						NDP_INDICATION, ndp_ind);
+
+	return status;
+}
+
+static QDF_STATUS nan_handle_responder_rsp(
+				struct nan_datapath_responder_rsp *rsp,
+				struct wlan_objmgr_vdev **vdev)
+{
+	struct wlan_objmgr_psoc *psoc;
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	*vdev = rsp->vdev;
+	psoc = wlan_vdev_get_psoc(rsp->vdev);
+	if (!psoc) {
+		nan_err("psoc is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	if (QDF_IS_STATUS_SUCCESS(rsp->status) && rsp->create_peer) {
+		status = psoc_nan_obj->cb_obj.add_ndi_peer(
+						wlan_vdev_get_id(rsp->vdev),
+						rsp->peer_mac_addr);
+		if (QDF_IS_STATUS_ERROR(status)) {
+			nan_err("Couldn't add ndi peer");
+			rsp->status = QDF_STATUS_E_FAILURE;
+		}
+	}
+	psoc_nan_obj->cb_obj.os_if_event_handler(psoc, rsp->vdev,
+						 NDP_RESPONDER_RSP, rsp);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS nan_handle_ndp_end_rsp(
+			struct nan_datapath_end_rsp_event *rsp,
+			struct wlan_objmgr_vdev **vdev)
+{
+	struct wlan_objmgr_psoc *psoc;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	*vdev = rsp->vdev;
+	psoc = wlan_vdev_get_psoc(rsp->vdev);
+	if (!psoc) {
+		nan_err("psoc is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj->cb_obj.os_if_event_handler(psoc, rsp->vdev,
+						NDP_END_RSP, rsp);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS nan_handle_end_ind(
+				struct nan_datapath_end_indication_event *ind)
+{
+	struct wlan_objmgr_psoc *psoc;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	psoc = wlan_vdev_get_psoc(ind->vdev);
+	if (!psoc) {
+		nan_err("psoc is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj->cb_obj.ndp_delete_peers(ind->ndp_map, ind->num_ndp_ids);
+	psoc_nan_obj->cb_obj.os_if_event_handler(psoc, ind->vdev,
+						 NDP_END_IND, ind);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS nan_handle_schedule_update(
+				struct nan_datapath_sch_update_event *ind)
+{
+	struct wlan_objmgr_psoc *psoc;
+	struct nan_psoc_priv_obj *psoc_nan_obj;
+
+	psoc = wlan_vdev_get_psoc(ind->vdev);
+	if (!psoc) {
+		nan_err("psoc is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj = nan_get_psoc_priv_obj(psoc);
+	if (!psoc_nan_obj) {
+		nan_err("psoc_nan_obj is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	psoc_nan_obj->cb_obj.os_if_event_handler(psoc, ind->vdev,
+						 NDP_SCHEDULE_UPDATE, ind);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS nan_event_handler(struct scheduler_msg *pe_msg)
+{
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+	struct wlan_serialization_queued_cmd_info cmd;
+
+	cmd.requestor = WLAN_UMAC_COMP_NAN;
+	cmd.cmd_id = 0;
+	cmd.req_type = WLAN_SER_CANCEL_NON_SCAN_CMD;
+	cmd.queue_type = WLAN_SERIALIZATION_ACTIVE_QUEUE;
+
+	if (!pe_msg->bodyptr) {
+		nan_err("msg body is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	switch (pe_msg->type) {
+	case NDP_CONFIRM: {
+		nan_handle_confirm(pe_msg->bodyptr);
+		break;
+	}
+	case NDP_INITIATOR_RSP: {
+		nan_handle_initiator_rsp(pe_msg->bodyptr, &cmd.vdev);
+		cmd.cmd_type = WLAN_SER_CMD_NDP_INIT_REQ;
+		wlan_serialization_remove_cmd(&cmd);
+		break;
+	}
+	case NDP_INDICATION: {
+		nan_handle_ndp_ind(pe_msg->bodyptr);
+		break;
+	}
+	case NDP_RESPONDER_RSP:
+		nan_handle_responder_rsp(pe_msg->bodyptr, &cmd.vdev);
+		cmd.cmd_type = WLAN_SER_CMD_NDP_RESP_REQ;
+		wlan_serialization_remove_cmd(&cmd);
+		break;
+	case NDP_END_RSP:
+		nan_handle_ndp_end_rsp(pe_msg->bodyptr, &cmd.vdev);
+		cmd.cmd_type = WLAN_SER_CMD_NDP_DATA_END_INIT_REQ;
+		wlan_serialization_remove_cmd(&cmd);
+		break;
+	case NDP_END_IND:
+		nan_handle_end_ind(pe_msg->bodyptr);
+		break;
+	case NDP_SCHEDULE_UPDATE:
+		nan_handle_schedule_update(pe_msg->bodyptr);
+		break;
+	default:
+		nan_alert("Unhandled NDP event: %d", pe_msg->type);
+		status = QDF_STATUS_E_NOSUPPORT;
+		break;
+	}
+	return status;
+}

components/nan/core/src/nan_main_i.h

@@ -0,0 +1,158 @@
+/*
+ * Copyright (c) 2012-2018 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 declaration of common utility APIs and private structs to be
+ * used in NAN modules
+ */
+
+#ifndef _WLAN_NAN_MAIN_I_H_
+#define _WLAN_NAN_MAIN_I_H_
+
+#include "qdf_types.h"
+#include "qdf_status.h"
+#include "nan_public_structs.h"
+#include "wlan_objmgr_cmn.h"
+
+struct wlan_objmgr_vdev;
+struct wlan_objmgr_psoc;
+struct scheduler_msg;
+
+#define nan_alert(params...) \
+	QDF_TRACE_FATAL(QDF_MODULE_ID_NAN, params)
+#define nan_err(params...) \
+	QDF_TRACE_ERROR(QDF_MODULE_ID_NAN, params)
+#define nan_warn(params...) \
+	QDF_TRACE_WARN(QDF_MODULE_ID_NAN, params)
+#define nan_notice(params...) \
+	QDF_TRACE_INFO(QDF_MODULE_ID_NAN, params)
+#define nan_info(params...) \
+	QDF_TRACE_INFO(QDF_MODULE_ID_NAN, params)
+#define nan_debug(params...) \
+	QDF_TRACE_DEBUG(QDF_MODULE_ID_NAN, params)
+
+#define nan_nofl_alert(params...) \
+	QDF_TRACE_FATAL_NO_FL(QDF_MODULE_ID_NAN, params)
+#define nan_nofl_err(params...) \
+	QDF_TRACE_ERROR_NO_FL(QDF_MODULE_ID_NAN, params)
+#define nan_nofl_warn(params...) \
+	QDF_TRACE_WARN_NO_FL(QDF_MODULE_ID_NAN, params)
+#define nan_nofl_info(params...) \
+	QDF_TRACE_INFO_NO_FL(QDF_MODULE_ID_NAN, params)
+#define nan_nofl_debug(params...) \
+	QDF_TRACE_DEBUG_NO_FL(QDF_MODULE_ID_NAN, params)
+
+#ifndef MAX_PEERS
+#define MAX_PEERS 32
+#endif
+
+/**
+ * struct nan_cfg_params - NAN INI config params
+ * @enable: NAN feature enable
+ * @dp_enable: NAN Datapath feature enable
+ * @ndi_ch: NAN Datapath channel
+ * @ndi_mac_randomize: Randomize NAN datapath interface MAC
+ */
+struct nan_cfg_params {
+#ifdef WLAN_FEATURE_NAN
+	bool enable;
+#endif
+#ifdef WLAN_FEATURE_NAN_DATAPATH
+	bool dp_enable;
+	uint32_t ndi_ch;
+	bool ndi_mac_randomize;
+#endif
+};
+
+/**
+ * struct nan_psoc_priv_obj - nan private psoc obj
+ * @lock: lock to be acquired before reading or writing to object
+ * @cb_obj: struct contaning callback pointers
+ */
+struct nan_psoc_priv_obj {
+	qdf_spinlock_t lock;
+	struct nan_callbacks cb_obj;
+	struct nan_cfg_params cfg_param;
+};
+
+/**
+ * struct nan_vdev_priv_obj - nan private vdev obj
+ * @lock: lock to be acquired before reading or writing to object
+ * @state: Current state of NDP
+ * @active_ndp_sessions: active ndp sessions per adapter
+ * @active_ndp_peers: number of active ndp peers
+ * @ndp_create_transaction_id: transaction id for create req
+ * @ndp_delete_transaction_id: transaction id for delete req
+ * @ndi_delete_rsp_reason: reason code for ndi_delete rsp
+ * @ndi_delete_rsp_status: status for ndi_delete rsp
+ */
+struct nan_vdev_priv_obj {
+	qdf_spinlock_t lock;
+	enum nan_datapath_state state;
+	/* idx in following array should follow conn_info.peerMacAddress */
+	uint32_t active_ndp_sessions[MAX_PEERS];
+	uint32_t active_ndp_peers;
+	uint16_t ndp_create_transaction_id;
+	uint16_t ndp_delete_transaction_id;
+	uint32_t ndi_delete_rsp_reason;
+	uint32_t ndi_delete_rsp_status;
+};
+
+/**
+ * nan_get_vdev_priv_obj: get NAN priv object from vdev object
+ * @vdev: pointer to vdev object
+ *
+ * Return: pointer to NAN vdev private object
+ */
+struct nan_vdev_priv_obj *nan_get_vdev_priv_obj(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * nan_get_psoc_priv_obj: get NAN priv object from psoc object
+ * @psoc: pointer to psoc object
+ *
+ * Return: pointer to NAN psoc private object
+ */
+struct nan_psoc_priv_obj *nan_get_psoc_priv_obj(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * nan_release_cmd: frees resources for NAN command.
+ * @in_req: pointer to msg buffer to be freed
+ * @req_type: type of request
+ *
+ * Return: None
+ */
+void nan_release_cmd(void *in_req, uint32_t req_type);
+
+/**
+ * nan_scheduled_msg_handler: callback pointer to be called when scheduler
+ * starts executing enqueued NAN command.
+ * @msg: pointer to msg
+ *
+ * Return: status of operation
+ */
+QDF_STATUS nan_scheduled_msg_handler(struct scheduler_msg *msg);
+
+/*
+ * nan_event_handler: function to process events from firmware
+ * @msg: message received from lmac
+ *
+ * Return: status of operation
+ */
+QDF_STATUS nan_event_handler(struct scheduler_msg *msg);
+
+#endif

components/nan/dispatcher/inc/cfg_nan.h

@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 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.
+ */
+
+#if !defined(__NAN_CFG_H__)
+#define __NAN_CFG_H__
+
+/**
+ *
+ * DOC: nan_cfg.h
+ *
+ * NAN feature INI configuration parameter definitions
+ */
+#include "cfg_define.h"
+#include "cfg_converged.h"
+#include "qdf_types.h"
+
+/*
+ * <ini>
+ * gEnableNanSupport - NAN feature support configuration
+ * @Min: 0
+ * @Max: 1
+ * @Default: 0
+ *
+ * When set to 1 NAN feature will be enabled.
+ *
+ * Related: None
+ *
+ * Supported Feature: NAN
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_NAN_ENABLE CFG_INI_BOOL("gEnableNanSupport", \
+				    0, \
+				    "Enable NAN Support")
+/*
+ * <ini>
+ * genable_nan_datapath - Enable NaN data path feature. NaN data path
+ *                        enables NAN supported devices to exchange
+ *                        data over TCP/UDP network stack.
+ * @Min: 0
+ * @Max: 1
+ * @Default: 0
+ *
+ * When set to 1 NAN Datapath feature will be enabled.
+ *
+ * Related: gEnableNanSupport
+ *
+ * Supported Feature: NAN
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_NAN_DATAPATH_ENABLE CFG_INI_BOOL("genable_nan_datapath", \
+					     0, \
+					     "Enable NAN Datapath support")
+
+/*
+ * <ini>
+ * gnan_datapath_ndi_channel - Default channel for NAN Datapath
+ * @Min: 6
+ * @Max: 149
+ * @Default: 6
+ *
+ * Host suggests this channel for NAN datapath. But FW is free to
+ * choose other channels based on system constraints.
+ *
+ * Related: genable_nan_datapath
+ *
+ * Supported Feature: NAN
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+/*
+ * NAN channel on which NAN data interface to start
+ */
+#define CFG_NAN_NDI_CHANNEL CFG_INI_UINT("gnan_datapath_ndi_channel", \
+					 6, 149, 6, \
+					 CFG_VALUE_OR_DEFAULT, \
+					 "NAN Datapath Channel")
+/*
+ * <ini>
+ * gEnableNDIMacRandomization - When enabled this will randomize NDI Mac
+ * @Min: 0
+ * @Max: 1
+ * @Default: 1
+ *
+ * When enabled this will randomize NDI Mac
+ *
+ * Related: gEnableNanSupport
+ *
+ * Supported Feature: NAN
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_NAN_RANDOMIZE_NDI_MAC CFG_INI_BOOL("gEnableNDIMacRandomization", \
+					       1, \
+					       "Enable NAN MAC Randomization")
+
+#ifdef WLAN_FEATURE_NAN
+#define CFG_NAN_DISC CFG(CFG_NAN_ENABLE)
+#else
+#define CFG_NAN_DISC
+#endif
+
+#ifdef WLAN_FEATURE_NAN_DATAPATH
+#define CFG_NAN_DP      CFG(CFG_NAN_DATAPATH_ENABLE) \
+			CFG(CFG_NAN_NDI_CHANNEL) \
+			CFG(CFG_NAN_RANDOMIZE_NDI_MAC)
+#else
+#define CFG_NAN_DP
+#endif
+
+#define CFG_NAN_ALL     CFG_NAN_DISC \
+			CFG_NAN_DP
+
+#endif

components/nan/dispatcher/inc/cfg_nan_api.h

@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 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.
+ */
+
+#if !defined(__NAN_CFG_API_H__)
+#define __NAN_CFG_API_H__
+
+/**
+ *
+ * DOC: nan_cfg_api.h
+ *
+ * NAN feature INI configuration parameters get/set APIs
+ */
+#include "qdf_types.h"
+
+struct wlan_objmgr_psoc;
+
+#ifdef WLAN_FEATURE_NAN
+/**
+ * cfg_nan_get_enable() - get NAN support enable status
+ * @psoc: pointer to psoc object
+ *
+ * This function returns NAN enable status
+ */
+bool cfg_nan_get_enable(struct wlan_objmgr_psoc *psoc);
+#else
+static inline bool cfg_nan_get_enable(struct wlan_objmgr_psoc *psoc)
+{
+	return false;
+}
+#endif
+
+#ifdef WLAN_FEATURE_NAN_DATAPATH
+/**
+ * cfg_nan_get_datapath_enable() - get NAN Datapath support enable status
+ * @psoc: pointer to psoc object
+ *
+ * This function returns NAN Datapath enable status
+ */
+bool cfg_nan_get_datapath_enable(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * cfg_nan_get_ndi_channel() - get NAN Datapath channel
+ * @psoc: pointer to psoc object
+ *
+ * This function returns NAN Datapath channel
+ */
+uint32_t cfg_nan_get_ndi_channel(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * cfg_nan_get_ndi_mac_randomize() - get NDI MAC randomize enable status
+ * @psoc: pointer to psoc object
+ *
+ * This function returns NAN Datapath Interface MAC randomization status
+ */
+bool cfg_nan_get_ndi_mac_randomize(struct wlan_objmgr_psoc *psoc);
+#else
+static inline bool cfg_nan_get_datapath_enable(struct wlan_objmgr_psoc *psoc)
+{
+	return false;
+}
+
+static inline uint32_t cfg_nan_get_ndi_channel(struct wlan_objmgr_psoc *psoc)
+{
+	return 0;
+}
+
+static inline bool cfg_nan_get_ndi_mac_randomize(struct wlan_objmgr_psoc *psoc)
+{
+	return false;
+}
+#endif
+#endif
+

components/nan/dispatcher/inc/nan_ucfg_api.h

@@ -0,0 +1,239 @@
+/*
+ * 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 interface prototypes for OS_IF layer
+ */
+
+#ifndef _NAN_UCFG_API_H_
+#define _NAN_UCFG_API_H_
+
+#include "qdf_types.h"
+#include "qdf_status.h"
+#include "wlan_objmgr_cmn.h"
+
+struct nan_callbacks;
+struct wlan_objmgr_vdev;
+struct wlan_objmgr_psoc;
+struct wlan_objmgr_vdev;
+struct nan_callbacks;
+
+/**
+ * ucfg_nan_set_ndi_state: set ndi state
+ * @vdev: pointer to vdev object
+ * @state: value to set
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_ndi_state(struct wlan_objmgr_vdev *vdev,
+				  uint32_t state);
+
+/**
+ * ucfg_nan_get_ndi_state: get ndi state from vdev obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: ndi state
+ */
+enum nan_datapath_state ucfg_nan_get_ndi_state(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_nan_set_active_peers: set active ndi peer
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_active_peers(struct wlan_objmgr_vdev *vdev,
+				     uint32_t val);
+
+/**
+ * ucfg_nan_get_active_peers: get active ndi peer from vdev obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: active ndi peer
+ */
+uint32_t ucfg_nan_get_active_peers(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_nan_set_active_ndp_sessions: set active ndp sessions
+ * @vdev: pointer to vdev object
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_active_ndp_sessions(struct wlan_objmgr_vdev *vdev,
+					    uint32_t val, uint8_t idx);
+
+/**
+ * ucfg_nan_get_active_ndp_sessions: get active ndp sessions from vdev obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: pointer to NAN psoc private object
+ */
+uint32_t ucfg_nan_get_active_ndp_sessions(struct wlan_objmgr_vdev *vdev,
+					  uint8_t idx);
+
+/**
+ * ucfg_nan_set_ndp_create_transaction_id: set ndp create transaction id
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_ndp_create_transaction_id(struct wlan_objmgr_vdev *vdev,
+						  uint16_t val);
+
+/**
+ * ucfg_nan_get_ndp_create_transaction_id: get ndp create transaction id
+ * vdev obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: ndp create transaction_id
+ */
+uint16_t ucfg_nan_get_ndp_create_transaction_id(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_nan_set_ndp_delete_transaction_id: set ndp delete transaction id
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_ndp_delete_transaction_id(struct wlan_objmgr_vdev *vdev,
+						  uint16_t val);
+
+/**
+ * ucfg_nan_get_ndp_delete_transaction_id: get ndp delete transaction id from
+ * vdev obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: ndp delete transaction_id
+ */
+uint16_t ucfg_nan_get_ndp_delete_transaction_id(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_nan_set_ndi_delete_rsp_reason: set ndi delete response reason
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_ndi_delete_rsp_reason(struct wlan_objmgr_vdev *vdev,
+					      uint32_t val);
+
+/**
+ * ucfg_nan_get_ndi_delete_rsp_reason: get ndi delete response reason from vdev
+ * obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: ndi delete rsp reason
+ */
+uint32_t ucfg_nan_get_ndi_delete_rsp_reason(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_nan_set_ndi_delete_rsp_status: set ndi delete response reason
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_set_ndi_delete_rsp_status(struct wlan_objmgr_vdev *vdev,
+					      uint32_t val);
+
+/**
+ * ucfg_nan_get_ndi_delete_rsp_status: get ndi delete response status from vdev
+ * obj
+ * @vdev: pointer to vdev object
+ *
+ * Return: ndi delete rsp status
+ */
+uint32_t ucfg_nan_get_ndi_delete_rsp_status(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * ucfg_nan_get_callbacks: ucfg API to return callbacks
+ * @psoc: pointer to psoc object
+ * @cb_obj: callback struct to populate
+ *
+ * Return: callback struct on success, NULL otherwise
+ */
+QDF_STATUS ucfg_nan_get_callbacks(struct wlan_objmgr_psoc *psoc,
+				  struct nan_callbacks *cb_obj);
+
+/**
+ * ucfg_nan_req_processor: ucfg API to be called from HDD/OS_IF to
+ * process nan datapath initiator request from userspace
+ * @vdev: nan vdev pointer
+ * @in_req: NDP request
+ * @psoc: pointer to psoc object
+ * @req_type: type of request
+ *
+ * Return: status of operation
+ */
+QDF_STATUS ucfg_nan_req_processor(struct wlan_objmgr_vdev *vdev,
+				  void *in_req, uint32_t req_type);
+
+/**
+ * ucfg_nan_event_handler: ucfg API to be called from legacy code to
+ * post events to os_if/hdd layer
+ * @psoc: pointer to psoc object
+ * @vdev: pointer to vdev object
+ * @type: message type
+ * @msg: msg buffer
+ *
+ * Return: None
+ */
+void ucfg_nan_event_handler(struct wlan_objmgr_psoc *psoc,
+			    struct wlan_objmgr_vdev *vdev,
+			    uint32_t type, void *msg);
+
+/**
+ * ucfg_nan_register_hdd_callbacks: ucfg API to set hdd callbacks
+ * @psoc: pointer to psoc object
+ * @cb_obj: structs containing callbacks
+ * @os_if_event_handler: os if event handler callback
+ *
+ * Return: status of operation
+ */
+int ucfg_nan_register_hdd_callbacks(struct wlan_objmgr_psoc *,
+				    struct nan_callbacks *,
+				    void (os_if_event_handler)
+						(struct wlan_objmgr_psoc *,
+						 struct wlan_objmgr_vdev *,
+						 uint32_t, void *));
+
+/*
+ * ucfg_nan_register_lim_callbacks: ucfg API to set lim callbacks
+ * @psoc: pointer to psoc object
+ * @cb_obj: structs containing callbacks
+ *
+ * Return: status of operation
+ */
+int ucfg_nan_register_lim_callbacks(struct wlan_objmgr_psoc *psoc,
+				    struct nan_callbacks *cb_obj);
+
+/**
+ * ucfg_nan_get_callbacks: ucfg API to return callbacks
+ * @psoc: pointer to psoc object
+ * @cb_obj: callback struct to populate
+ *
+ * Return: callback struct on success, NULL otherwise
+ */
+QDF_STATUS ucfg_nan_get_callbacks(struct wlan_objmgr_psoc *psoc,
+				  struct nan_callbacks *cb_obj);
+
+#endif /* _NAN_UCFG_API_H_ */
+

components/nan/dispatcher/src/cfg_nan.c

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 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 INI configurations
+ */
+
+#include "wlan_objmgr_psoc_obj.h"
+#include "cfg_nan_api.h"
+#include "../../core/src/nan_main_i.h"
+
+static inline struct nan_psoc_priv_obj
+		 *cfg_nan_get_priv_obj(struct wlan_objmgr_psoc *psoc)
+{
+	if (!psoc) {
+		nan_err("PSOC obj null");
+		return NULL;
+	}
+	return wlan_objmgr_psoc_get_comp_private_obj(psoc, WLAN_UMAC_COMP_NAN);
+}
+
+bool cfg_nan_get_enable(struct wlan_objmgr_psoc *psoc)
+{
+	struct nan_psoc_priv_obj *nan_obj = cfg_nan_get_priv_obj(psoc);
+
+	if (!nan_obj) {
+		nan_err("NAN obj null");
+		return false;
+	}
+	return nan_obj->cfg_param.enable;
+}
+
+bool cfg_nan_get_datapath_enable(struct wlan_objmgr_psoc *psoc)
+{
+	struct nan_psoc_priv_obj *nan_obj = cfg_nan_get_priv_obj(psoc);
+
+	if (!nan_obj) {
+		nan_err("NAN obj null");
+		return false;
+	}
+	return nan_obj->cfg_param.dp_enable;
+}
+
+uint32_t cfg_nan_get_ndi_channel(struct wlan_objmgr_psoc *psoc)
+{
+	struct nan_psoc_priv_obj *nan_obj = cfg_nan_get_priv_obj(psoc);
+
+	if (!nan_obj) {
+		nan_err("NAN obj null");
+		return 0;
+	}
+	return nan_obj->cfg_param.ndi_ch;
+}
+
+bool cfg_nan_get_ndi_mac_randomize(struct wlan_objmgr_psoc *psoc)
+{
+	struct nan_psoc_priv_obj *nan_obj = cfg_nan_get_priv_obj(psoc);
+
+	if (!nan_obj) {
+		nan_err("NAN obj null");
+		return false;
+	}
+	return nan_obj->cfg_param.ndi_mac_randomize;
+}
+

components/nan/dispatcher/src/nan_ucfg_api.c

@@ -0,0 +1,446 @@
+/*
+ * 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 interface definitions for OS_IF layer
+ */
+
+#include "nan_ucfg_api.h"
+#include "nan_public_structs.h"
+#include "../../core/src/nan_main_i.h"
+#include "scheduler_api.h"
+#include "wlan_objmgr_psoc_obj.h"
+#include "wlan_objmgr_pdev_obj.h"
+#include "wlan_objmgr_vdev_obj.h"
+
+struct wlan_objmgr_psoc;
+struct wlan_objmgr_vdev;
+
+inline QDF_STATUS ucfg_nan_set_ndi_state(struct wlan_objmgr_vdev *vdev,
+					 uint32_t state)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->state = state;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline enum nan_datapath_state ucfg_nan_get_ndi_state(
+					struct wlan_objmgr_vdev *vdev)
+{
+	enum nan_datapath_state val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return NAN_DATA_INVALID_STATE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->state;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_set_active_peers(struct wlan_objmgr_vdev *vdev,
+				     uint32_t val)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->active_ndp_peers = val;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline uint32_t ucfg_nan_get_active_peers(struct wlan_objmgr_vdev *vdev)
+{
+	uint32_t val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return 0;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->active_ndp_peers;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_set_active_ndp_sessions(
+		struct wlan_objmgr_vdev *vdev, uint32_t val, uint8_t idx)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	if (idx >= MAX_PEERS) {
+		nan_err("peer_idx(%d), MAX(%d)",
+			idx, MAX_PEERS);
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->active_ndp_sessions[idx] = val;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline uint32_t ucfg_nan_get_active_ndp_sessions(struct wlan_objmgr_vdev *vdev,
+						 uint8_t idx)
+{
+	uint32_t val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return 0;
+	}
+
+	if (idx >= MAX_PEERS) {
+		nan_err("peer_idx(%d), MAX(%d)",
+			idx, MAX_PEERS);
+		return 0;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->active_ndp_sessions[idx];
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_set_ndp_create_transaction_id(
+				struct wlan_objmgr_vdev *vdev, uint16_t val)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->ndp_create_transaction_id = val;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline uint16_t ucfg_nan_get_ndp_create_transaction_id(
+						struct wlan_objmgr_vdev *vdev)
+{
+	uint16_t val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return 0;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->ndp_create_transaction_id;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_set_ndp_delete_transaction_id(
+				struct wlan_objmgr_vdev *vdev, uint16_t val)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->ndp_delete_transaction_id = val;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline uint16_t ucfg_nan_get_ndp_delete_transaction_id(
+					struct wlan_objmgr_vdev *vdev)
+{
+	uint16_t val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return 0;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->ndp_delete_transaction_id;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_set_ndi_delete_rsp_reason(
+				struct wlan_objmgr_vdev *vdev, uint32_t val)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->ndi_delete_rsp_reason = val;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline uint32_t ucfg_nan_get_ndi_delete_rsp_reason(
+					struct wlan_objmgr_vdev *vdev)
+{
+	uint32_t val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return 0;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->ndi_delete_rsp_reason;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_set_ndi_delete_rsp_status(
+				struct wlan_objmgr_vdev *vdev, uint32_t val)
+{
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	priv_obj->ndi_delete_rsp_status = val;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+inline uint32_t ucfg_nan_get_ndi_delete_rsp_status(
+						struct wlan_objmgr_vdev *vdev)
+{
+	uint32_t val;
+	struct nan_vdev_priv_obj *priv_obj = nan_get_vdev_priv_obj(vdev);
+
+	if (!priv_obj) {
+		nan_err("priv_obj is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	qdf_spin_lock_bh(&priv_obj->lock);
+	val = priv_obj->ndi_delete_rsp_status;
+	qdf_spin_unlock_bh(&priv_obj->lock);
+
+	return val;
+}
+
+inline QDF_STATUS ucfg_nan_get_callbacks(struct wlan_objmgr_psoc *psoc,
+					 struct nan_callbacks *cb_obj)
+{
+	struct nan_psoc_priv_obj *psoc_obj = nan_get_psoc_priv_obj(psoc);
+
+	if (!psoc_obj) {
+		nan_err("nan psoc priv object is NULL");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+	qdf_spin_lock_bh(&psoc_obj->lock);
+	qdf_mem_copy(cb_obj, &psoc_obj->cb_obj, sizeof(*cb_obj));
+	qdf_spin_unlock_bh(&psoc_obj->lock);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static QDF_STATUS ucfg_nan_sch_msg_flush_cb(struct scheduler_msg *msg)
+{
+	struct wlan_objmgr_vdev *vdev = NULL;
+
+	if (!msg || !msg->bodyptr)
+		return QDF_STATUS_E_NULL_VALUE;
+
+	switch (msg->type) {
+	case NDP_INITIATOR_REQ:
+		vdev = ((struct nan_datapath_initiator_req *)
+			msg->bodyptr)->vdev;
+		break;
+	case NDP_RESPONDER_REQ:
+		vdev = ((struct nan_datapath_responder_req *)
+			msg->bodyptr)->vdev;
+		break;
+	case NDP_END_REQ:
+		vdev = ((struct nan_datapath_end_req *)msg->bodyptr)->vdev;
+		break;
+	default:
+		nan_err("Invalid NAN msg type during sch flush");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	if (vdev) {
+		wlan_objmgr_vdev_release_ref(vdev, WLAN_NAN_ID);
+		qdf_mem_free(msg->bodyptr);
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS ucfg_nan_req_processor(struct wlan_objmgr_vdev *vdev,
+				  void *in_req, uint32_t req_type)
+{
+	uint32_t len;
+	QDF_STATUS status;
+	struct scheduler_msg msg = {0};
+
+	if (!in_req) {
+		nan_alert("req is null");
+		return QDF_STATUS_E_NULL_VALUE;
+	}
+
+	switch (req_type) {
+	case NDP_INITIATOR_REQ:
+		len = sizeof(struct nan_datapath_initiator_req);
+		break;
+	case NDP_RESPONDER_REQ:
+		len = sizeof(struct nan_datapath_responder_req);
+		break;
+	case NDP_END_REQ:
+		len = sizeof(struct nan_datapath_end_req);
+		break;
+	default:
+		nan_err("in correct message req type: %d", req_type);
+		return QDF_STATUS_E_INVAL;
+	}
+
+	msg.bodyptr = qdf_mem_malloc(len);
+	if (!msg.bodyptr) {
+		nan_err("malloc failed");
+		return QDF_STATUS_E_NOMEM;
+	}
+	qdf_mem_copy(msg.bodyptr, in_req, len);
+	msg.type = req_type;
+	msg.callback = nan_scheduled_msg_handler;
+	msg.flush_callback = ucfg_nan_sch_msg_flush_cb;
+	status = scheduler_post_message(QDF_MODULE_ID_HDD,
+					QDF_MODULE_ID_NAN,
+					QDF_MODULE_ID_OS_IF, &msg);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		nan_err("failed to post msg to NAN component, status: %d",
+			status);
+		qdf_mem_free(msg.bodyptr);
+	}
+
+	return status;
+}
+
+void ucfg_nan_event_handler(struct wlan_objmgr_psoc *psoc,
+			    struct wlan_objmgr_vdev *vdev,
+			    uint32_t type, void *msg)
+{
+	struct nan_psoc_priv_obj *psoc_obj = nan_get_psoc_priv_obj(psoc);
+
+	if (!psoc_obj) {
+		nan_err("nan psoc priv object is NULL");
+		return;
+	}
+
+	psoc_obj->cb_obj.os_if_event_handler(psoc, vdev, type, msg);
+}
+
+int ucfg_nan_register_hdd_callbacks(struct wlan_objmgr_psoc *psoc,
+				    struct nan_callbacks *cb_obj,
+				    void (os_if_event_handler)(
+				    struct wlan_objmgr_psoc *,
+				    struct wlan_objmgr_vdev *,
+				    uint32_t, void *))
+{
+	struct nan_psoc_priv_obj *psoc_obj = nan_get_psoc_priv_obj(psoc);
+
+	if (!psoc_obj) {
+		nan_err("nan psoc priv object is NULL");
+		return -EINVAL;
+	}
+
+	psoc_obj->cb_obj.os_if_event_handler = os_if_event_handler;
+
+	psoc_obj->cb_obj.ndi_open = cb_obj->ndi_open;
+	psoc_obj->cb_obj.ndi_start = cb_obj->ndi_start;
+	psoc_obj->cb_obj.ndi_delete = cb_obj->ndi_delete;
+	psoc_obj->cb_obj.ndi_close = cb_obj->ndi_close;
+	psoc_obj->cb_obj.drv_ndi_create_rsp_handler =
+				cb_obj->drv_ndi_create_rsp_handler;
+	psoc_obj->cb_obj.drv_ndi_delete_rsp_handler =
+				cb_obj->drv_ndi_delete_rsp_handler;
+
+	psoc_obj->cb_obj.get_peer_idx = cb_obj->get_peer_idx;
+	psoc_obj->cb_obj.new_peer_ind = cb_obj->new_peer_ind;
+	psoc_obj->cb_obj.peer_departed_ind = cb_obj->peer_departed_ind;
+
+	return 0;
+}
+
+int ucfg_nan_register_lim_callbacks(struct wlan_objmgr_psoc *psoc,
+				    struct nan_callbacks *cb_obj)
+{
+	struct nan_psoc_priv_obj *psoc_obj = nan_get_psoc_priv_obj(psoc);
+
+	if (!psoc_obj) {
+		nan_err("nan psoc priv object is NULL");
+		return -EINVAL;
+	}
+
+	psoc_obj->cb_obj.add_ndi_peer = cb_obj->add_ndi_peer;
+	psoc_obj->cb_obj.ndp_delete_peers = cb_obj->ndp_delete_peers;
+	psoc_obj->cb_obj.delete_peers_by_addr = cb_obj->delete_peers_by_addr;
+
+	return 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;
+}

os_if/nan/inc/os_if_nan.h

@@ -0,0 +1,167 @@
+/*
+ * Copyright (c) 2012-2018 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: declares nan component os interface APIs
+ */
+
+#ifndef _OS_IF_NAN_H_
+#define _OS_IF_NAN_H_
+
+#include "qdf_types.h"
+#include "nan_public_structs.h"
+#include "nan_ucfg_api.h"
+
+struct wlan_objmgr_psoc;
+struct wlan_objmgr_vdev;
+
+#ifdef WLAN_FEATURE_NAN_CONVERGENCE
+
+/**
+ * os_if_nan_process_ndp_cmd: os_if api to handle nan request message
+ * @psoc: pointer to psoc object
+ * @data: request data. contains vendor cmd tlvs
+ * @data_len: length of data
+ *
+ * Return: status of operation
+ */
+int os_if_nan_process_ndp_cmd(struct wlan_objmgr_psoc *psoc,
+				const void *data, int data_len);
+
+/**
+ * os_if_nan_event_handler: os_if handler api for nan response messages
+ * @psoc: pointer to psoc object
+ * @vdev: pointer to vdev object
+ * @type: message type
+ * @msg: msg buffer
+ *
+ * Return: None
+ */
+void os_if_nan_event_handler(struct wlan_objmgr_psoc *psoc,
+			     struct wlan_objmgr_vdev *vdev,
+			     uint32_t type, void *msg);
+
+/**
+ * os_if_nan_register_hdd_callbacks: os_if api to register hdd callbacks
+ * @psoc: pointer to psoc object
+ * @cb_obj: struct pointer containing callbacks
+ *
+ * Return: status of operation
+ */
+int os_if_nan_register_hdd_callbacks(struct wlan_objmgr_psoc *psoc,
+				     struct nan_callbacks *cb_obj);
+
+/**
+ * os_if_nan_register_lim_callbacks: os_if api to register lim callbacks
+ * @psoc: pointer to psoc object
+ * @cb_obj: struct pointer containing callbacks
+ *
+ * Return: status of operation
+ */
+int os_if_nan_register_lim_callbacks(struct wlan_objmgr_psoc *psoc,
+				     struct nan_callbacks *cb_obj);
+
+/**
+ * os_if_nan_post_ndi_create_rsp: os_if api to pos ndi create rsp to umac nan
+ * component
+ * @psoc: pointer to psoc object
+ * @vdev_id: vdev id of ndi
+ * @success: if create was success or failure
+ *
+ * Return: None
+ */
+void os_if_nan_post_ndi_create_rsp(struct wlan_objmgr_psoc *psoc,
+				   uint8_t vdev_id, bool success);
+
+/**
+ * os_if_nan_post_ndi_delete_rsp: os_if api to pos ndi delete rsp to umac nan
+ * component
+ * @psoc: pointer to psoc object
+ * @vdev_id: vdev id of ndi
+ * @success: if delete was success or failure
+ *
+ * Return: None
+ */
+void os_if_nan_post_ndi_delete_rsp(struct wlan_objmgr_psoc *psoc,
+				   uint8_t vdev_id, bool success);
+
+/**
+ * os_if_nan_ndi_session_end: os_if api to process ndi session end
+ * component
+ * @vdev: pointer to vdev deleted
+ *
+ * Return: None
+ */
+void os_if_nan_ndi_session_end(struct wlan_objmgr_vdev *vdev);
+
+/**
+ * os_if_nan_set_ndi_state: os_if api set NDI state
+ * @vdev: pointer to vdev deleted
+ * @state: value to set
+ *
+ * Return: status of operation
+ */
+static inline QDF_STATUS os_if_nan_set_ndi_state(struct wlan_objmgr_vdev *vdev,
+						 uint32_t state)
+{
+	return ucfg_nan_set_ndi_state(vdev, state);
+}
+
+/**
+ * os_if_nan_set_ndp_create_transaction_id: set ndp create transaction id
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+static inline QDF_STATUS os_if_nan_set_ndp_create_transaction_id(
+						struct wlan_objmgr_vdev *vdev,
+						uint16_t val)
+{
+	return ucfg_nan_set_ndp_create_transaction_id(vdev, val);
+}
+
+/**
+ * os_if_nan_set_ndp_delete_transaction_id: set ndp delete transaction id
+ * @vdev: pointer to vdev object
+ * @val: value to set
+ *
+ * Return: status of operation
+ */
+static inline QDF_STATUS os_if_nan_set_ndp_delete_transaction_id(
+						struct wlan_objmgr_vdev *vdev,
+						uint16_t val)
+{
+	return ucfg_nan_set_ndp_delete_transaction_id(vdev, val);
+}
+
+#else
+
+static inline void os_if_nan_post_ndi_create_rsp(struct wlan_objmgr_psoc *psoc,
+						 uint8_t vdev_id, bool success)
+{
+}
+
+static inline void os_if_nan_post_ndi_delete_rsp(struct wlan_objmgr_psoc *psoc,
+						 uint8_t vdev_id, bool success)
+{
+}
+
+#endif /* WLAN_FEATURE_NAN_CONVERGENCE */
+
+#endif

os_if/nan/src/os_if_nan.c

@@ -0,0 +1,2170 @@
+/*
+ * 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: defines nan component os interface APIs
+ */
+
+#include "qdf_str.h"
+#include "qdf_trace.h"
+#include "qdf_types.h"
+#include "os_if_nan.h"
+#include "wlan_nan_api.h"
+#include "nan_ucfg_api.h"
+#include "nan_public_structs.h"
+#include "wlan_osif_priv.h"
+#include <net/cfg80211.h>
+#include "wlan_cfg80211.h"
+#include "wlan_objmgr_psoc_obj.h"
+#include "wlan_objmgr_pdev_obj.h"
+#include "wlan_objmgr_vdev_obj.h"
+#include "wlan_objmgr_peer_obj.h"
+#include "wlan_utility.h"
+
+/* NLA policy */
+static const struct nla_policy
+vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_PARAMS_MAX + 1] = {
+	[QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID] = {
+						.type = NLA_U16,
+						.len = sizeof(uint16_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR] = {
+						.type = NLA_NUL_STRING,
+						.len = IFNAMSIZ - 1
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR] = {
+						.type = NLA_UNSPEC,
+						.len = QDF_MAC_ADDR_SIZE
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_SECURITY] = {
+						.type = NLA_U16,
+						.len = sizeof(uint16_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO] = {
+						.type = NLA_BINARY,
+						.len = NDP_APP_INFO_LEN
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR] = {
+						.type = NLA_BINARY,
+						.len = QDF_MAC_ADDR_SIZE
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY] = {
+						.type = NLA_BINARY,
+						.len = NDP_NUM_INSTANCE_ID
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_CONFIG] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_CSID] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_PMK] = {
+						.type = NLA_BINARY,
+						.len = NDP_PMK_LEN
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_SCID] = {
+						.type = NLA_BINARY,
+						.len = NDP_SCID_BUF_LEN
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_PASSPHRASE] = {
+						.type = NLA_BINARY,
+						.len = NAN_PASSPHRASE_MAX_LEN
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_NAME] = {
+						.type = NLA_BINARY,
+						.len = NAN_MAX_SERVICE_NAME_LEN
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_INFO] = {
+						.type = NLA_BINARY,
+						.len = NAN_CH_INFO_MAX_LEN
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_NSS] = {
+						.type = NLA_U32,
+						.len = sizeof(uint32_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR] = {
+						.type = NLA_UNSPEC,
+						.len = QDF_IPV6_ADDR_SIZE
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PORT] = {
+						.type = NLA_U16,
+						.len = sizeof(uint16_t)
+	},
+	[QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PROTOCOL] = {
+						.type = NLA_U8,
+						.len = sizeof(uint8_t)
+	},
+};
+
+static int os_if_nan_process_ndi_create(struct wlan_objmgr_psoc *psoc,
+					struct nlattr **tb)
+{
+	int ret;
+	char *iface_name;
+	QDF_STATUS status;
+	uint16_t transaction_id;
+	struct wlan_objmgr_vdev *nan_vdev;
+	struct nan_callbacks cb_obj;
+
+	cfg80211_debug("enter");
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+		cfg80211_err("Interface name string is unavailable");
+		return -EINVAL;
+	}
+	iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+
+	nan_vdev = wlan_util_get_vdev_by_ifname(psoc, iface_name, WLAN_NAN_ID);
+	if (nan_vdev) {
+		cfg80211_err("NAN data interface %s is already present",
+			     iface_name);
+		wlan_objmgr_vdev_release_ref(nan_vdev, WLAN_NAN_ID);
+		return -EEXIST;
+	}
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+		cfg80211_err("transaction id is unavailable");
+		return -EINVAL;
+	}
+	transaction_id =
+		nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("Couldn't get ballback object");
+		return -EINVAL;
+	}
+
+	ret = cb_obj.ndi_open(iface_name);
+	if (ret) {
+		cfg80211_err("ndi_open failed");
+		return ret;
+	}
+
+	return cb_obj.ndi_start(iface_name, transaction_id);
+}
+
+static void os_if_nan_vdev_delete_peer(struct wlan_objmgr_psoc *psoc,
+				       void *peer, void *nan_vdev)
+{
+	/* if peer belongs to nan vdev */
+	if (nan_vdev == wlan_peer_get_vdev(peer)) {
+		cfg80211_debug("deleting peer: %pM",
+			       wlan_peer_get_macaddr(peer));
+		wlan_objmgr_peer_obj_delete(peer);
+	}
+}
+
+static int os_if_nan_process_ndi_delete(struct wlan_objmgr_psoc *psoc,
+					struct nlattr **tb)
+{
+	uint8_t vdev_id;
+	char *iface_name;
+	QDF_STATUS status;
+	uint32_t num_peers;
+	uint16_t transaction_id;
+	struct nan_callbacks cb_obj;
+	struct wlan_objmgr_vdev *nan_vdev = NULL;
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+		cfg80211_err("Interface name string is unavailable");
+		return -EINVAL;
+	}
+
+	iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+		cfg80211_err("Transaction id is unavailable");
+		return -EINVAL;
+	}
+
+	nan_vdev = wlan_util_get_vdev_by_ifname(psoc, iface_name, WLAN_NAN_ID);
+	if (!nan_vdev) {
+		cfg80211_err("Nan datapath interface is not present");
+		return -EINVAL;
+	}
+
+	transaction_id =
+		nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+	vdev_id = wlan_vdev_get_id(nan_vdev);
+	num_peers = ucfg_nan_get_active_peers(nan_vdev);
+
+	/* delete all peer for this interface first */
+	wlan_objmgr_iterate_obj_list(psoc, WLAN_PEER_OP,
+				     os_if_nan_vdev_delete_peer,
+				     nan_vdev, 1, WLAN_NAN_ID);
+
+	/*
+	 * wlan_util_get_vdev_by_ifname increments ref count
+	 * decrement here since vdev returned by that api is not used any more
+	 */
+	wlan_objmgr_vdev_release_ref(nan_vdev, WLAN_NAN_ID);
+
+	/* check if there are active peers on the adapter */
+	if (num_peers)
+		cfg80211_err("NDP peers active: %d, active NDPs may not be terminated",
+			     num_peers);
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("Couldn't get ballback object");
+		return -EINVAL;
+	}
+
+	return cb_obj.ndi_delete(vdev_id, iface_name, transaction_id);
+}
+
+/**
+ * os_if_nan_parse_security_params() - parse vendor attributes for security
+ * params.
+ * @tb: parsed NL attribute list
+ * @ncs_sk_type: out parameter to populate ncs_sk_type
+ * @pmk: out parameter to populate pmk
+ * @passphrase: out parameter to populate passphrase
+ * @service_name: out parameter to populate service_name
+ *
+ * Return:  0 on success or error code on failure
+ */
+static int os_if_nan_parse_security_params(struct nlattr **tb,
+			uint32_t *ncs_sk_type, struct nan_datapath_pmk *pmk,
+			struct ndp_passphrase *passphrase,
+			struct ndp_service_name *service_name)
+{
+	if (!ncs_sk_type || !pmk || !passphrase || !service_name) {
+		cfg80211_err("out buffers for one ore more parameters is null");
+		return -EINVAL;
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_CSID]) {
+		*ncs_sk_type =
+			nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_CSID]);
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_PMK]) {
+		pmk->pmk_len = nla_len(tb[QCA_WLAN_VENDOR_ATTR_NDP_PMK]);
+		qdf_mem_copy(pmk->pmk,
+			     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_PMK]),
+			     pmk->pmk_len);
+		cfg80211_err("pmk len: %d", pmk->pmk_len);
+		QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+				   pmk->pmk, pmk->pmk_len);
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_PASSPHRASE]) {
+		passphrase->passphrase_len =
+			nla_len(tb[QCA_WLAN_VENDOR_ATTR_NDP_PASSPHRASE]);
+		qdf_mem_copy(passphrase->passphrase,
+			     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_PASSPHRASE]),
+			     passphrase->passphrase_len);
+		cfg80211_err("passphrase len: %d", passphrase->passphrase_len);
+		QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+				   passphrase->passphrase,
+				   passphrase->passphrase_len);
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_NAME]) {
+		service_name->service_name_len =
+			nla_len(tb[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_NAME]);
+		qdf_mem_copy(service_name->service_name,
+			     nla_data(
+				     tb[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_NAME]),
+			     service_name->service_name_len);
+		cfg80211_err("service_name len: %d",
+			     service_name->service_name_len);
+		QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+				   service_name->service_name,
+				   service_name->service_name_len);
+	}
+
+	return 0;
+}
+
+/**
+ * os_if_nan_process_ndp_initiator_req() - NDP initiator request handler
+ * @ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * tb will contain following vendor attributes:
+ * QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID
+ * QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_CONFIG
+ * QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID
+ * QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR
+ * QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_PMK - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_CSID - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_PASSPHRASE - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_NAME - optional
+ *
+ * Return:  0 on success or error code on failure
+ */
+static int os_if_nan_process_ndp_initiator_req(struct wlan_objmgr_psoc *psoc,
+					       struct nlattr **tb)
+{
+	int ret = 0;
+	char *iface_name;
+	QDF_STATUS status;
+	enum nan_datapath_state state;
+	struct wlan_objmgr_vdev *nan_vdev;
+	struct nan_datapath_initiator_req req = {0};
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+		cfg80211_err("Interface name string is unavailable");
+		return -EINVAL;
+	}
+
+	iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+	nan_vdev = wlan_util_get_vdev_by_ifname(psoc, iface_name, WLAN_NAN_ID);
+	if (!nan_vdev) {
+		cfg80211_err("NAN data interface %s not available", iface_name);
+		return -EINVAL;
+	}
+
+	if (nan_vdev->vdev_mlme.vdev_opmode != QDF_NDI_MODE) {
+		cfg80211_err("Interface found is not NDI");
+		ret = -EINVAL;
+		goto initiator_req_failed;
+	}
+
+	state = ucfg_nan_get_ndi_state(nan_vdev);
+	if (state == NAN_DATA_NDI_DELETED_STATE ||
+	    state == NAN_DATA_NDI_DELETING_STATE ||
+	    state == NAN_DATA_NDI_CREATING_STATE) {
+		cfg80211_err("Data request not allowed in NDI current state: %d",
+			     state);
+		ret = -EINVAL;
+		goto initiator_req_failed;
+	}
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+		cfg80211_err("Transaction ID is unavailable");
+		ret = -EINVAL;
+		goto initiator_req_failed;
+	}
+	req.transaction_id =
+		nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL]) {
+		req.channel = nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL]);
+
+		if (tb[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_CONFIG]) {
+			req.channel_cfg = nla_get_u32(
+				tb[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_CONFIG]);
+		} else {
+			cfg80211_err("Channel config is unavailable");
+			ret = -EINVAL;
+			goto initiator_req_failed;
+		}
+	}
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID]) {
+		cfg80211_err("NDP service instance ID is unavailable");
+		ret = -EINVAL;
+		goto initiator_req_failed;
+	}
+	req.service_instance_id =
+		nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID]);
+
+	qdf_mem_copy(req.self_ndi_mac_addr.bytes,
+		     wlan_vdev_mlme_get_macaddr(nan_vdev), QDF_MAC_ADDR_SIZE);
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR]) {
+		cfg80211_err("NDI peer discovery mac addr is unavailable");
+		ret = -EINVAL;
+		goto initiator_req_failed;
+	}
+	qdf_mem_copy(req.peer_discovery_mac_addr.bytes,
+		     nla_data(
+			  tb[QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR]),
+		     QDF_MAC_ADDR_SIZE);
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO]) {
+		req.ndp_info.ndp_app_info_len =
+			nla_len(tb[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO]);
+		qdf_mem_copy(req.ndp_info.ndp_app_info,
+			     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO]),
+			     req.ndp_info.ndp_app_info_len);
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS]) {
+		/* at present ndp config stores 4 bytes QOS info only */
+		req.ndp_config.ndp_cfg_len = 4;
+		*((uint32_t *)req.ndp_config.ndp_cfg) =
+			nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS]);
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR]) {
+		req.is_ipv6_addr_present = true;
+		qdf_mem_copy(req.ipv6_addr,
+			     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR]),
+			     QDF_IPV6_ADDR_SIZE);
+	}
+	cfg80211_debug("ipv6 addr present: %d, addr: %pI6",
+		       req.is_ipv6_addr_present, req.ipv6_addr);
+
+	if (os_if_nan_parse_security_params(tb, &req.ncs_sk_type, &req.pmk,
+					    &req.passphrase,
+					    &req.service_name)) {
+		cfg80211_err("inconsistent security params in request.");
+		ret = -EINVAL;
+		goto initiator_req_failed;
+	}
+
+	cfg80211_debug("vdev_id: %d, transaction_id: %d, channel: %d, service_instance_id: %d, ndp_app_info_len: %d, csid: %d, peer_discovery_mac_addr: %pM",
+		       wlan_vdev_get_id(nan_vdev), req.transaction_id,
+		       req.channel, req.service_instance_id,
+		       req.ndp_info.ndp_app_info_len, req.ncs_sk_type,
+		       req.peer_discovery_mac_addr.bytes);
+
+	req.vdev = nan_vdev;
+	status = ucfg_nan_req_processor(nan_vdev, &req, NDP_INITIATOR_REQ);
+	ret = qdf_status_to_os_return(status);
+initiator_req_failed:
+	if (ret)
+		wlan_objmgr_vdev_release_ref(nan_vdev, WLAN_NAN_ID);
+
+	return ret;
+}
+
+/**
+ * os_if_nan_process_ndp_responder_req() - NDP responder request handler
+ * @nan_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * tb includes following vendor attributes:
+ * QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID
+ * QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID
+ * QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE
+ * QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_PMK - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_CSID - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_PASSPHRASE - optional
+ * QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_NAME - optional
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int os_if_nan_process_ndp_responder_req(struct wlan_objmgr_psoc *psoc,
+					       struct nlattr **tb)
+{
+	int ret = 0;
+	char *iface_name;
+	QDF_STATUS status;
+	enum nan_datapath_state state;
+	struct wlan_objmgr_vdev *nan_vdev = NULL;
+	struct nan_datapath_responder_req req = {0};
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE]) {
+		cfg80211_err("ndp_rsp is unavailable");
+		return -EINVAL;
+	}
+	req.ndp_rsp = nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE]);
+
+	if (req.ndp_rsp == NAN_DATAPATH_RESPONSE_ACCEPT) {
+		if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+			cfg80211_err("Interface not provided");
+			return -ENODEV;
+		}
+		iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+
+		/* Check for an existing NAN interface */
+		nan_vdev = wlan_util_get_vdev_by_ifname(psoc, iface_name,
+							WLAN_NAN_ID);
+		if (!nan_vdev) {
+			cfg80211_err("NAN data iface %s not available",
+				     iface_name);
+			return -ENODEV;
+		}
+
+		if (nan_vdev->vdev_mlme.vdev_opmode != QDF_NDI_MODE) {
+			cfg80211_err("Interface found is not NDI");
+			ret = -ENODEV;
+			goto responder_req_failed;
+		}
+	} else {
+		/*
+		 * If the data indication is rejected, the userspace
+		 * may not send the iface name. Use the first NDI
+		 * in that case
+		 */
+		cfg80211_debug("ndp rsp rejected, using first NDI");
+
+		nan_vdev = wlan_objmgr_get_vdev_by_opmode_from_psoc(
+				psoc, QDF_NDI_MODE, WLAN_NAN_ID);
+		if (!nan_vdev) {
+			cfg80211_err("NAN data iface is not available");
+			return -ENODEV;
+		}
+	}
+
+	state = ucfg_nan_get_ndi_state(nan_vdev);
+	if (state == NAN_DATA_NDI_DELETED_STATE ||
+	    state == NAN_DATA_NDI_DELETING_STATE ||
+	    state == NAN_DATA_NDI_CREATING_STATE) {
+		cfg80211_err("Data request not allowed in current NDI state:%d",
+			state);
+		ret = -EAGAIN;
+		goto responder_req_failed;
+	}
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+		cfg80211_err("Transaction ID is unavailable");
+		ret = -EINVAL;
+		goto responder_req_failed;
+	}
+	req.transaction_id =
+		nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID]) {
+		cfg80211_err("Instance ID is unavailable");
+		ret = -EINVAL;
+		goto responder_req_failed;
+	}
+	req.ndp_instance_id =
+		nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID]);
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO]) {
+		req.ndp_info.ndp_app_info_len =
+			nla_len(tb[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO]);
+		qdf_mem_copy(req.ndp_info.ndp_app_info,
+			     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO]),
+			     req.ndp_info.ndp_app_info_len);
+	} else {
+		cfg80211_debug("NDP app info is unavailable");
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS]) {
+		/* at present ndp config stores 4 bytes QOS info only */
+		req.ndp_config.ndp_cfg_len = 4;
+		*((uint32_t *)req.ndp_config.ndp_cfg) =
+			nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS]);
+	} else {
+		cfg80211_debug("NDP config data is unavailable");
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR]) {
+		req.is_ipv6_addr_present = true;
+		qdf_mem_copy(req.ipv6_addr,
+			     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR]),
+			     QDF_IPV6_ADDR_SIZE);
+	}
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PORT]) {
+		req.is_port_present = true;
+		req.port = nla_get_u16(
+			tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PORT]);
+	}
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PROTOCOL]) {
+		req.is_protocol_present = true;
+		req.protocol = nla_get_u8(
+			tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PROTOCOL]);
+	}
+	cfg80211_debug("ipv6 addr present: %d, addr: %pI6",
+		       req.is_ipv6_addr_present, req.ipv6_addr);
+	cfg80211_debug("port %d,  present: %d", req.port, req.is_port_present);
+	cfg80211_debug("protocol %d,  present: %d",
+		       req.protocol, req.is_protocol_present);
+
+	if (os_if_nan_parse_security_params(tb, &req.ncs_sk_type, &req.pmk,
+			&req.passphrase, &req.service_name)) {
+		cfg80211_err("inconsistent security params in request.");
+		ret = -EINVAL;
+		goto responder_req_failed;
+	}
+
+	cfg80211_debug("vdev_id: %d, transaction_id: %d, ndp_rsp %d, ndp_instance_id: %d, ndp_app_info_len: %d, csid: %d",
+		wlan_vdev_get_id(nan_vdev), req.transaction_id, req.ndp_rsp,
+		req.ndp_instance_id, req.ndp_info.ndp_app_info_len,
+		req.ncs_sk_type);
+
+	req.vdev = nan_vdev;
+	status = ucfg_nan_req_processor(nan_vdev, &req, NDP_RESPONDER_REQ);
+	ret = qdf_status_to_os_return(status);
+
+responder_req_failed:
+	if (ret)
+		wlan_objmgr_vdev_release_ref(nan_vdev, WLAN_NAN_ID);
+
+	return ret;
+
+}
+
+/**
+ * os_if_nan_process_ndp_end_req() - NDP end request handler
+ * @psoc: pointer to psoc object
+ *
+ * @tb: parsed NL attribute list
+ * tb includes following vendor attributes:
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int os_if_nan_process_ndp_end_req(struct wlan_objmgr_psoc *psoc,
+					 struct nlattr **tb)
+{
+	int ret = 0;
+	QDF_STATUS status;
+	struct wlan_objmgr_vdev *nan_vdev;
+	struct nan_datapath_end_req req = {0};
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+		cfg80211_err("Transaction ID is unavailable");
+		return -EINVAL;
+	}
+	req.transaction_id =
+		nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY]) {
+		cfg80211_err("NDP instance ID array is unavailable");
+		return -EINVAL;
+	}
+
+	req.num_ndp_instances =
+		nla_len(tb[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY]) /
+			sizeof(uint32_t);
+	if (0 >= req.num_ndp_instances) {
+		cfg80211_err("Num NDP instances is 0");
+		return -EINVAL;
+	}
+	qdf_mem_copy(req.ndp_ids,
+		     nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY]),
+		     req.num_ndp_instances * sizeof(uint32_t));
+
+	cfg80211_debug("sending ndp_end_req to SME, transaction_id: %d",
+		req.transaction_id);
+
+	nan_vdev = wlan_objmgr_get_vdev_by_opmode_from_psoc(psoc, QDF_NDI_MODE,
+							    WLAN_NAN_ID);
+	if (!nan_vdev) {
+		cfg80211_err("NAN data interface is not available");
+		return -EINVAL;
+	}
+
+	req.vdev = nan_vdev;
+	status = ucfg_nan_req_processor(nan_vdev, &req, NDP_END_REQ);
+	ret = qdf_status_to_os_return(status);
+	if (ret)
+		wlan_objmgr_vdev_release_ref(nan_vdev, WLAN_NAN_ID);
+
+	return ret;
+}
+
+int os_if_nan_process_ndp_cmd(struct wlan_objmgr_psoc *psoc,
+			      const void *data, int data_len)
+{
+	uint32_t ndp_cmd_type;
+	uint16_t transaction_id;
+	struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_NDP_PARAMS_MAX + 1];
+	char *iface_name;
+
+	if (wlan_cfg80211_nla_parse(tb, QCA_WLAN_VENDOR_ATTR_NDP_PARAMS_MAX,
+				    data, data_len, vendor_attr_policy)) {
+		cfg80211_err("Invalid NDP vendor command attributes");
+		return -EINVAL;
+	}
+
+	/* Parse and fetch NDP Command Type*/
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD]) {
+		cfg80211_err("NAN datapath cmd type failed");
+		return -EINVAL;
+	}
+	ndp_cmd_type = nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD]);
+
+	if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+		cfg80211_err("attr transaction id failed");
+		return -EINVAL;
+	}
+	transaction_id = nla_get_u16(
+			tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+		iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+		cfg80211_err("Transaction Id: %d NDPCmd: %d iface_name: %s",
+			transaction_id, ndp_cmd_type, iface_name);
+	} else {
+		cfg80211_err("Transaction Id: %d NDPCmd: %d iface_name: unspecified",
+			transaction_id, ndp_cmd_type);
+	}
+
+	cfg80211_debug("Received NDP cmd: %d", ndp_cmd_type);
+	switch (ndp_cmd_type) {
+	case QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE:
+		return os_if_nan_process_ndi_create(psoc, tb);
+	case QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_DELETE:
+		return os_if_nan_process_ndi_delete(psoc, tb);
+	case QCA_WLAN_VENDOR_ATTR_NDP_INITIATOR_REQUEST:
+		return os_if_nan_process_ndp_initiator_req(psoc, tb);
+	case QCA_WLAN_VENDOR_ATTR_NDP_RESPONDER_REQUEST:
+		return os_if_nan_process_ndp_responder_req(psoc, tb);
+	case QCA_WLAN_VENDOR_ATTR_NDP_END_REQUEST:
+		return os_if_nan_process_ndp_end_req(psoc, tb);
+	default:
+		cfg80211_err("Unrecognized NDP vendor cmd %d", ndp_cmd_type);
+		return -EINVAL;
+	}
+
+	return -EINVAL;
+}
+
+static inline uint32_t osif_ndp_get_ndp_initiator_rsp_len(void)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE].len);
+
+	return data_len;
+}
+
+/**
+ * os_if_ndp_initiator_rsp_handler() - NDP initiator response handler
+ * @vdev: pointer to vdev object
+ * @rsp_params: response parameters
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ *         QCA_WLAN_VENDOR_ATTR_NDP_INITIATOR_RESPONSE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID (2 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE (4 bytes)
+ *
+ * Return: none
+ */
+static void os_if_ndp_initiator_rsp_handler(struct wlan_objmgr_vdev *vdev,
+					struct nan_datapath_initiator_rsp *rsp)
+{
+	uint32_t data_len;
+	struct sk_buff *vendor_event;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	if (!rsp) {
+		cfg80211_err("Invalid NDP Initator response");
+		return;
+	}
+
+	data_len = osif_ndp_get_ndp_initiator_rsp_len();
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+				data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_INITIATOR_RESPONSE))
+		goto ndp_initiator_rsp_nla_failed;
+
+	if (nla_put_u16(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+			rsp->transaction_id))
+		goto ndp_initiator_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID,
+			rsp->ndp_instance_id))
+		goto ndp_initiator_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+			rsp->status))
+		goto ndp_initiator_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+			rsp->reason))
+		goto ndp_initiator_rsp_nla_failed;
+
+	cfg80211_debug("NDP Initiator rsp sent, tid:%d, instance id:%d, status:%d, reason: %d",
+	       rsp->transaction_id, rsp->ndp_instance_id, rsp->status,
+	       rsp->reason);
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	return;
+ndp_initiator_rsp_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+}
+
+static inline uint32_t osif_ndp_get_ndp_responder_rsp_len(void)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE].len);
+
+	return data_len;
+}
+
+/*
+ * os_if_ndp_responder_rsp_handler() - NDP responder response handler
+ * @vdev: pointer to vdev object
+ * @rsp: response parameters
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ *         QCA_WLAN_VENDOR_ATTR_NDP_RESPONDER_RESPONSE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID (2 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE (4 bytes)
+ *
+ * Return: none
+ */
+static void os_if_ndp_responder_rsp_handler(struct wlan_objmgr_vdev *vdev,
+				      struct nan_datapath_responder_rsp *rsp)
+{
+	uint16_t data_len;
+	struct sk_buff *vendor_event;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	if (!rsp) {
+		cfg80211_err("Invalid NDP Responder response");
+		return;
+	}
+
+	cfg80211_debug("NDP Responder,vdev id %d transaction_id %d status code: %d reason %d",
+		wlan_vdev_get_id(rsp->vdev), rsp->transaction_id,
+		rsp->status, rsp->reason);
+	data_len = osif_ndp_get_ndp_responder_rsp_len();
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+				data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+	   QCA_WLAN_VENDOR_ATTR_NDP_RESPONDER_RESPONSE))
+		goto ndp_responder_rsp_nla_failed;
+
+	if (nla_put_u16(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+	   rsp->transaction_id))
+		goto ndp_responder_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+	   rsp->status))
+		goto ndp_responder_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+	   QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+	   rsp->reason))
+		goto ndp_responder_rsp_nla_failed;
+
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	return;
+ndp_responder_rsp_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+}
+
+static inline uint32_t osif_ndp_get_ndp_req_ind_len(
+				struct nan_datapath_indication_event *event)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_CSID].len);
+	/* allocate space including NULL terminator */
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR].len + 1);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR].len);
+	if (event->is_ipv6_addr_present)
+		data_len += nla_total_size(vendor_attr_policy[
+				QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR].len);
+	if (event->scid.scid_len)
+		data_len += nla_total_size(event->scid.scid_len);
+	if (event->ndp_info.ndp_app_info_len)
+		data_len += nla_total_size(event->ndp_info.ndp_app_info_len);
+
+	return data_len;
+}
+
+/**
+ * os_if_ndp_indication_handler() - NDP indication handler
+ * @vdev: pointer to vdev object
+ * @ind_params: indication parameters
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ *         QCA_WLAN_VENDOR_ATTR_NDP_REQUEST_IND (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR (IFNAMSIZ)
+ * QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR (6 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR (6 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO (ndp_app_info_len size)
+ * QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_CSID(4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_SCID(scid_len in size)
+ * QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR (16 bytes)
+ *
+ * Return: none
+ */
+static void os_if_ndp_indication_handler(struct wlan_objmgr_vdev *vdev,
+				struct nan_datapath_indication_event *event)
+{
+	uint8_t *ifname;
+	uint16_t data_len;
+	qdf_size_t ifname_len;
+	uint32_t ndp_qos_config;
+	struct sk_buff *vendor_event;
+	enum nan_datapath_state state;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	if (!event) {
+		cfg80211_err("Invalid NDP Indication");
+		return;
+	}
+
+	cfg80211_debug("NDP Indication, policy: %d", event->policy);
+	state = ucfg_nan_get_ndi_state(vdev);
+	/* check if we are in middle of deleting/creating the interface */
+
+	if (state == NAN_DATA_NDI_DELETED_STATE ||
+	    state == NAN_DATA_NDI_DELETING_STATE ||
+	    state == NAN_DATA_NDI_CREATING_STATE) {
+		cfg80211_err("Data request not allowed in current NDI state: %d",
+			state);
+		return;
+	}
+
+	ifname = wlan_util_vdev_get_if_name(vdev);
+	if (!ifname) {
+		cfg80211_err("ifname is null");
+		return;
+	}
+	ifname_len = qdf_str_len(ifname);
+	if (ifname_len > IFNAMSIZ) {
+		cfg80211_err("ifname(%zu) too long", ifname_len);
+		return;
+	}
+
+	data_len = osif_ndp_get_ndp_req_ind_len(event);
+	/* notify response to the upper layer */
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy,
+					NULL, data_len,
+					QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+					GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_REQUEST_IND))
+		goto ndp_indication_nla_failed;
+
+	if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR,
+		    ifname_len, ifname))
+		goto ndp_indication_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID,
+			event->service_instance_id))
+		goto ndp_indication_nla_failed;
+
+	if (nla_put(vendor_event,
+		    QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR,
+		    QDF_MAC_ADDR_SIZE, event->peer_mac_addr.bytes))
+		goto ndp_indication_nla_failed;
+
+	if (nla_put(vendor_event,
+		    QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR,
+		    QDF_MAC_ADDR_SIZE, event->peer_discovery_mac_addr.bytes))
+		goto ndp_indication_nla_failed;
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID,
+			event->ndp_instance_id))
+		goto ndp_indication_nla_failed;
+
+	if (event->ndp_info.ndp_app_info_len)
+		if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO,
+			    event->ndp_info.ndp_app_info_len,
+			    event->ndp_info.ndp_app_info))
+			goto ndp_indication_nla_failed;
+
+	if (event->ndp_config.ndp_cfg_len) {
+		ndp_qos_config = *((uint32_t *)event->ndp_config.ndp_cfg);
+		/* at present ndp config stores 4 bytes QOS info only */
+		if (nla_put_u32(vendor_event,
+				QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS,
+				ndp_qos_config))
+			goto ndp_indication_nla_failed;
+	}
+
+	if (event->scid.scid_len) {
+		if (nla_put_u32(vendor_event,
+				QCA_WLAN_VENDOR_ATTR_NDP_CSID,
+				event->ncs_sk_type))
+			goto ndp_indication_nla_failed;
+
+		if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SCID,
+			    event->scid.scid_len,
+			    event->scid.scid))
+			goto ndp_indication_nla_failed;
+
+		cfg80211_debug("csid: %d, scid_len: %d",
+			       event->ncs_sk_type, event->scid.scid_len);
+
+		QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_DEBUG,
+				   event->scid.scid, event->scid.scid_len);
+	}
+
+	if (event->is_ipv6_addr_present) {
+		if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR,
+			    QDF_IPV6_ADDR_SIZE, event->ipv6_addr))
+			goto ndp_indication_nla_failed;
+	}
+	cfg80211_debug("ipv6 addr present: %d, addr: %pI6",
+		       event->is_ipv6_addr_present, event->ipv6_addr);
+
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	return;
+ndp_indication_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+}
+
+static inline uint32_t osif_ndp_get_ndp_confirm_ind_len(
+				struct nan_datapath_confirm_event *ndp_confirm)
+{
+	uint32_t ch_info_len = 0;
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR].len);
+	/* allocate space including NULL terminator */
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR].len + 1);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE].len);
+	if (ndp_confirm->ndp_info.ndp_app_info_len)
+		data_len +=
+			nla_total_size(ndp_confirm->ndp_info.ndp_app_info_len);
+
+	if (ndp_confirm->is_ipv6_addr_present)
+		data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR].len);
+	if (ndp_confirm->is_port_present)
+		data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PORT].len);
+	if (ndp_confirm->is_protocol_present)
+		data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PROTOCOL].len);
+
+	/* ch_info is a nested array of following attributes */
+	ch_info_len += nla_total_size(
+		vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL].len);
+	ch_info_len += nla_total_size(
+		vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_WIDTH].len);
+	ch_info_len += nla_total_size(
+		vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_NSS].len);
+
+	if (ndp_confirm->num_channels)
+		data_len += ndp_confirm->num_channels *
+				nla_total_size(ch_info_len);
+
+	return data_len;
+}
+
+static QDF_STATUS os_if_ndp_confirm_pack_ch_info(struct sk_buff *event,
+				struct nan_datapath_confirm_event *ndp_confirm)
+{
+	int idx = 0;
+	struct nlattr *ch_array, *ch_element;
+
+	cfg80211_debug("num_ch: %d", ndp_confirm->num_channels);
+	if (!ndp_confirm->num_channels)
+		return QDF_STATUS_SUCCESS;
+
+	ch_array = nla_nest_start(event, QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_INFO);
+	if (!ch_array)
+		return QDF_STATUS_E_FAULT;
+
+	for (idx = 0; idx < ndp_confirm->num_channels; idx++) {
+		cfg80211_debug("ch[%d]: freq: %d, width: %d, nss: %d",
+			       idx, ndp_confirm->ch[idx].channel,
+			       ndp_confirm->ch[idx].ch_width,
+			       ndp_confirm->ch[idx].nss);
+		ch_element = nla_nest_start(event, idx);
+		if (!ch_element)
+			return QDF_STATUS_E_FAULT;
+
+		if (nla_put_u32(event, QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL,
+				ndp_confirm->ch[idx].channel))
+			return QDF_STATUS_E_FAULT;
+
+		if (nla_put_u32(event, QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_WIDTH,
+				ndp_confirm->ch[idx].ch_width))
+			return QDF_STATUS_E_FAULT;
+
+		if (nla_put_u32(event, QCA_WLAN_VENDOR_ATTR_NDP_NSS,
+				ndp_confirm->ch[idx].nss))
+			return QDF_STATUS_E_FAULT;
+		nla_nest_end(event, ch_element);
+	}
+	nla_nest_end(event, ch_array);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * os_if_ndp_confirm_ind_handler() - NDP confirm indication handler
+ * @vdev: pointer to vdev object
+ * @ind_params: indication parameters
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ *         QCA_WLAN_VENDOR_ATTR_NDP_CONFIRM_IND (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR (6 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR (IFNAMSIZ)
+ * QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO (ndp_app_info_len size)
+ * QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR (16 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PORT (2 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PROTOCOL (1 byte)
+ *
+ * Return: none
+ */
+static void
+os_if_ndp_confirm_ind_handler(struct wlan_objmgr_vdev *vdev,
+			      struct nan_datapath_confirm_event *ndp_confirm)
+{
+	int idx = 0;
+	uint8_t *ifname;
+	uint32_t data_len;
+	QDF_STATUS status;
+	qdf_size_t ifname_len;
+	struct nan_callbacks cb_obj;
+	struct sk_buff *vendor_event;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct wlan_objmgr_psoc *psoc = wlan_vdev_get_psoc(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	if (!ndp_confirm) {
+		cfg80211_err("Invalid NDP Initator response");
+		return;
+	}
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("couldn't get callbacks");
+		return;
+	}
+
+	/* ndp_confirm is called each time user generated ndp req succeeds */
+	idx = cb_obj.get_peer_idx(wlan_vdev_get_id(vdev),
+				&ndp_confirm->peer_ndi_mac_addr);
+
+	if (idx < 0)
+		cfg80211_err("can't find addr: %pM in vdev_id: %d, peer table.",
+			&ndp_confirm->peer_ndi_mac_addr,
+			wlan_vdev_get_id(vdev));
+	else if (ndp_confirm->rsp_code == NAN_DATAPATH_RESPONSE_ACCEPT) {
+		uint32_t active_sessions =
+			ucfg_nan_get_active_ndp_sessions(vdev, idx);
+		ucfg_nan_set_active_ndp_sessions(vdev, active_sessions + 1,
+						 idx);
+	}
+
+	ifname = wlan_util_vdev_get_if_name(vdev);
+	if (!ifname) {
+		cfg80211_err("ifname is null");
+		return;
+	}
+	ifname_len = qdf_str_len(ifname);
+	if (ifname_len > IFNAMSIZ) {
+		cfg80211_err("ifname(%zu) too long", ifname_len);
+		return;
+	}
+
+	data_len = osif_ndp_get_ndp_confirm_ind_len(ndp_confirm);
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+				data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_CONFIRM_IND))
+		goto ndp_confirm_nla_failed;
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID,
+			ndp_confirm->ndp_instance_id))
+		goto ndp_confirm_nla_failed;
+
+	if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR,
+		    QDF_MAC_ADDR_SIZE, ndp_confirm->peer_ndi_mac_addr.bytes))
+		goto ndp_confirm_nla_failed;
+
+	if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR,
+		    ifname_len, ifname))
+		goto ndp_confirm_nla_failed;
+
+	if (ndp_confirm->ndp_info.ndp_app_info_len &&
+		nla_put(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO,
+			ndp_confirm->ndp_info.ndp_app_info_len,
+			ndp_confirm->ndp_info.ndp_app_info))
+		goto ndp_confirm_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_RESPONSE_CODE,
+			ndp_confirm->rsp_code))
+		goto ndp_confirm_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+			ndp_confirm->reason_code))
+		goto ndp_confirm_nla_failed;
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_NUM_CHANNELS,
+			ndp_confirm->num_channels))
+		goto ndp_confirm_nla_failed;
+
+	status = os_if_ndp_confirm_pack_ch_info(vendor_event, ndp_confirm);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto ndp_confirm_nla_failed;
+
+	if (ndp_confirm->is_ipv6_addr_present) {
+		if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_IPV6_ADDR,
+			    QDF_IPV6_ADDR_SIZE, ndp_confirm->ipv6_addr))
+			goto ndp_confirm_nla_failed;
+	}
+	if (ndp_confirm->is_port_present)
+		if (nla_put_u16(vendor_event,
+				QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PORT,
+				ndp_confirm->port))
+			goto ndp_confirm_nla_failed;
+	if (ndp_confirm->is_protocol_present)
+		if (nla_put_u8(vendor_event,
+			       QCA_WLAN_VENDOR_ATTR_NDP_TRANSPORT_PROTOCOL,
+			       ndp_confirm->protocol))
+			goto ndp_confirm_nla_failed;
+	cfg80211_debug("ipv6 addr present: %d, addr: %pI6",
+		       ndp_confirm->is_ipv6_addr_present,
+		       ndp_confirm->ipv6_addr);
+	cfg80211_debug("port %d,  present: %d",
+		       ndp_confirm->port, ndp_confirm->is_port_present);
+	cfg80211_debug("protocol %d,  present: %d",
+		       ndp_confirm->protocol, ndp_confirm->is_protocol_present);
+
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	cfg80211_debug("NDP confim sent, ndp instance id: %d, peer addr: %pM rsp_code: %d, reason_code: %d",
+		       ndp_confirm->ndp_instance_id,
+		       ndp_confirm->peer_ndi_mac_addr.bytes,
+		       ndp_confirm->rsp_code, ndp_confirm->reason_code);
+
+	cfg80211_debug("NDP confim, ndp app info dump");
+	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_DEBUG,
+			   ndp_confirm->ndp_info.ndp_app_info,
+			   ndp_confirm->ndp_info.ndp_app_info_len);
+	return;
+ndp_confirm_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+}
+
+static inline uint32_t osif_ndp_get_ndp_end_rsp_len(void)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID].len);
+
+	return data_len;
+}
+
+/**
+ * os_if_ndp_end_rsp_handler() - NDP end response handler
+ * @vdev: pointer to vdev object
+ * @rsp_params: response parameters
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ *         QCA_WLAN_VENDOR_ATTR_NDP_END_RESPONSE(4 bytest)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID (2 bytes)
+ *
+ * Return: none
+ */
+static void os_if_ndp_end_rsp_handler(struct wlan_objmgr_vdev *vdev,
+				struct nan_datapath_end_rsp_event *rsp)
+{
+	uint32_t data_len;
+	struct sk_buff *vendor_event;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	if (!rsp) {
+		cfg80211_err("Invalid ndp end response");
+		return;
+	}
+
+	data_len = osif_ndp_get_ndp_end_rsp_len();
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+				data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_END_RESPONSE))
+		goto ndp_end_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+			rsp->status))
+		goto ndp_end_rsp_nla_failed;
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+			rsp->reason))
+		goto ndp_end_rsp_nla_failed;
+
+	if (nla_put_u16(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+			rsp->transaction_id))
+		goto ndp_end_rsp_nla_failed;
+
+	cfg80211_debug("NDP End rsp sent, transaction id: %d, status: %d, reason: %d",
+	       rsp->transaction_id, rsp->status, rsp->reason);
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	return;
+
+ndp_end_rsp_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+}
+
+static inline uint32_t osif_ndp_get_ndp_end_ind_len(
+			struct nan_datapath_end_indication_event *end_ind)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	if (end_ind->num_ndp_ids)
+		data_len += nla_total_size(end_ind->num_ndp_ids *
+							sizeof(uint32_t));
+
+	return data_len;
+}
+
+/**
+ * os_if_ndp_end_ind_handler() - NDP end indication handler
+ * @vdev: pointer to vdev object
+ * @ind_params: indication parameters
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ *         QCA_WLAN_VENDOR_ATTR_NDP_END_IND (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY (4 * num of NDP Instances)
+ *
+ * Return: none
+ */
+static void os_if_ndp_end_ind_handler(struct wlan_objmgr_vdev *vdev,
+			struct nan_datapath_end_indication_event *end_ind)
+{
+	QDF_STATUS status;
+	uint32_t data_len, i;
+	struct nan_callbacks cb_obj;
+	uint32_t *ndp_instance_array;
+	struct sk_buff *vendor_event;
+	struct wlan_objmgr_vdev *vdev_itr;
+	struct wlan_objmgr_psoc *psoc = wlan_vdev_get_psoc(vdev);
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("failed to get callbacks");
+		return;
+	}
+
+	if (!end_ind) {
+		cfg80211_err("Invalid ndp end indication");
+		return;
+	}
+
+	ndp_instance_array = qdf_mem_malloc(end_ind->num_ndp_ids *
+		sizeof(*ndp_instance_array));
+	if (!ndp_instance_array) {
+		cfg80211_err("Failed to allocate ndp_instance_array");
+		return;
+	}
+	for (i = 0; i < end_ind->num_ndp_ids; i++) {
+		int idx = 0;
+
+		ndp_instance_array[i] = end_ind->ndp_map[i].ndp_instance_id;
+		vdev_itr = wlan_objmgr_get_vdev_by_id_from_psoc(psoc,
+				end_ind->ndp_map[i].vdev_id, WLAN_NAN_ID);
+
+		if (vdev_itr == NULL) {
+			cfg80211_err("vdev not found for vdev_id: %d",
+				end_ind->ndp_map[i].vdev_id);
+			continue;
+		}
+
+		idx = cb_obj.get_peer_idx(wlan_vdev_get_id(vdev_itr),
+				&end_ind->ndp_map[i].peer_ndi_mac_addr);
+		if (idx < 0) {
+			cfg80211_err("can't find addr: %pM in sta_ctx.",
+				&end_ind->ndp_map[i].peer_ndi_mac_addr);
+			wlan_objmgr_vdev_release_ref(vdev_itr, WLAN_NAN_ID);
+			continue;
+		}
+		/* save the value of active sessions on each peer */
+		ucfg_nan_set_active_ndp_sessions(vdev_itr,
+				end_ind->ndp_map[i].num_active_ndp_sessions,
+				idx);
+		wlan_objmgr_vdev_release_ref(vdev_itr, WLAN_NAN_ID);
+	}
+
+	data_len = osif_ndp_get_ndp_end_ind_len(end_ind);
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+				data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_END_IND))
+		goto ndp_end_ind_nla_failed;
+
+	if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY,
+			end_ind->num_ndp_ids * sizeof(*ndp_instance_array),
+			ndp_instance_array))
+		goto ndp_end_ind_nla_failed;
+
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	qdf_mem_free(ndp_instance_array);
+	return;
+
+ndp_end_ind_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+	qdf_mem_free(ndp_instance_array);
+}
+
+/**
+ * os_if_new_peer_ind_handler() - NDP new peer indication handler
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void os_if_new_peer_ind_handler(struct wlan_objmgr_vdev *vdev,
+			struct nan_datapath_peer_ind *peer_ind)
+{
+	int ret;
+	QDF_STATUS status;
+	uint8_t vdev_id = wlan_vdev_get_id(vdev);
+	struct wlan_objmgr_psoc *psoc = wlan_vdev_get_psoc(vdev);
+	uint32_t active_peers = ucfg_nan_get_active_peers(vdev);
+	struct nan_callbacks cb_obj;
+
+	if (NULL == peer_ind) {
+		cfg80211_err("Invalid new NDP peer params");
+		return;
+	}
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("failed to get callbacks");
+		return;
+	}
+
+	cfg80211_debug("vdev_id: %d, peer_mac: %pM, sta_id: %d",
+		       vdev_id, peer_ind->peer_mac_addr.bytes,
+		       peer_ind->sta_id);
+	ret = cb_obj.new_peer_ind(vdev_id, peer_ind->sta_id,
+				&peer_ind->peer_mac_addr,
+				(active_peers == 0 ? true : false));
+	if (ret) {
+		cfg80211_err("new peer handling at HDD failed %d", ret);
+		return;
+	}
+
+	active_peers++;
+	ucfg_nan_set_active_peers(vdev, active_peers);
+	cfg80211_debug("vdev_id: %d, num_peers: %d", vdev_id, active_peers);
+}
+
+/**
+ * os_if_peer_departed_ind_handler() - Handle NDP peer departed indication
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void os_if_peer_departed_ind_handler(struct wlan_objmgr_vdev *vdev,
+			struct nan_datapath_peer_ind *peer_ind)
+{
+	QDF_STATUS status;
+	struct nan_callbacks cb_obj;
+	uint8_t vdev_id = wlan_vdev_get_id(vdev);
+	struct wlan_objmgr_psoc *psoc = wlan_vdev_get_psoc(vdev);
+	uint32_t active_peers = ucfg_nan_get_active_peers(vdev);
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("failed to get callbacks");
+		return;
+	}
+
+	if (NULL == peer_ind) {
+		cfg80211_err("Invalid new NDP peer params");
+		return;
+	}
+	cfg80211_debug("vdev_id: %d, peer_mac: %pM, sta_id: %d",
+		       vdev_id, peer_ind->peer_mac_addr.bytes,
+		       peer_ind->sta_id);
+	active_peers--;
+	ucfg_nan_set_active_peers(vdev, active_peers);
+	cb_obj.peer_departed_ind(vdev_id, peer_ind->sta_id,
+				&peer_ind->peer_mac_addr,
+				(active_peers == 0 ? true : false));
+}
+
+static inline uint32_t osif_ndp_get_ndi_create_rsp_len(void)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE].len);
+
+	return data_len;
+}
+
+/**
+ * os_if_ndp_iface_create_rsp_handler() - NDP iface create response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * The function is expected to send a response back to the user space
+ * even if the creation of BSS has failed
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ * QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID (2 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE
+ *
+ * Return: none
+ */
+static void os_if_ndp_iface_create_rsp_handler(struct wlan_objmgr_psoc *psoc,
+					       struct wlan_objmgr_vdev *vdev,
+					       void *rsp_params)
+{
+	uint32_t data_len;
+	QDF_STATUS status;
+	bool create_fail = false;
+	struct nan_callbacks cb_obj;
+	struct sk_buff *vendor_event;
+	uint16_t create_transaction_id;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+	uint32_t create_status = NAN_DATAPATH_RSP_STATUS_ERROR;
+	uint32_t create_reason = NAN_DATAPATH_NAN_DATA_IFACE_CREATE_FAILED;
+	struct nan_datapath_inf_create_rsp *ndi_rsp =
+			(struct nan_datapath_inf_create_rsp *)rsp_params;
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("Couldn't get ballback object");
+		return;
+	}
+
+	if (ndi_rsp) {
+		create_status = ndi_rsp->status;
+		create_reason = ndi_rsp->reason;
+	} else {
+		cfg80211_err("Invalid ndi create response");
+		create_fail = true;
+	}
+
+	create_transaction_id = ucfg_nan_get_ndp_create_transaction_id(vdev);
+	data_len = osif_ndp_get_ndi_create_rsp_len();
+	/* notify response to the upper layer */
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy,
+				NULL,
+				data_len,
+				QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_KERNEL);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		create_fail = true;
+		goto close_ndi;
+	}
+
+	/* Sub vendor command */
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+		QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE)) {
+		cfg80211_err("QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD put fail");
+		goto nla_put_failure;
+	}
+
+	/* Transaction id */
+	if (nla_put_u16(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+		create_transaction_id)) {
+		cfg80211_err("VENDOR_ATTR_NDP_TRANSACTION_ID put fail");
+		goto nla_put_failure;
+	}
+
+	/* Status code */
+	if (nla_put_u32(vendor_event,
+		QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+		create_status)) {
+		cfg80211_err("VENDOR_ATTR_NDP_DRV_RETURN_TYPE put fail");
+		goto nla_put_failure;
+	}
+
+	/* Status return value */
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+			create_reason)) {
+		cfg80211_err("VENDOR_ATTR_NDP_DRV_RETURN_VALUE put fail");
+		goto nla_put_failure;
+	}
+
+	cfg80211_debug("sub command: %d, value: %d",
+		       QCA_NL80211_VENDOR_SUBCMD_NDP,
+		       QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE);
+	cfg80211_debug("create transaction id: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+		       create_transaction_id);
+	cfg80211_debug("status code: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+		       create_status);
+	cfg80211_debug("Return value: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+		       create_reason);
+
+	cfg80211_vendor_event(vendor_event, GFP_KERNEL);
+
+	if (!create_fail) {
+		/* update txrx queues and register self sta */
+		cb_obj.drv_ndi_create_rsp_handler(wlan_vdev_get_id(vdev),
+						  ndi_rsp);
+	} else {
+		cfg80211_err("NDI interface creation failed with reason %d",
+			     create_reason);
+		goto close_ndi;
+	}
+
+	return;
+
+nla_put_failure:
+	kfree_skb(vendor_event);
+close_ndi:
+	cb_obj.ndi_close(wlan_vdev_get_id(vdev));
+	return;
+}
+
+/**
+ * os_if_ndp_iface_delete_rsp_handler() - NDP iface delete response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * Return: none
+ */
+static void os_if_ndp_iface_delete_rsp_handler(struct wlan_objmgr_psoc *psoc,
+					      struct wlan_objmgr_vdev *vdev,
+					      void *rsp_params)
+{
+	QDF_STATUS status;
+	uint8_t vdev_id = wlan_vdev_get_id(vdev);
+	struct nan_datapath_inf_delete_rsp *ndi_rsp = rsp_params;
+	struct nan_callbacks cb_obj;
+
+	if (!ndi_rsp) {
+		cfg80211_err("Invalid ndi delete response");
+		return;
+	}
+
+	status = ucfg_nan_get_callbacks(psoc, &cb_obj);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cfg80211_err("Couldn't get ballback object");
+		return;
+	}
+
+	if (ndi_rsp->status == NAN_DATAPATH_RSP_STATUS_SUCCESS)
+		cfg80211_debug("NDI BSS successfully stopped");
+	else
+		cfg80211_debug("NDI BSS stop failed with reason %d",
+			       ndi_rsp->reason);
+
+	ucfg_nan_set_ndi_delete_rsp_reason(vdev, ndi_rsp->reason);
+	ucfg_nan_set_ndi_delete_rsp_status(vdev, ndi_rsp->status);
+	cb_obj.drv_ndi_delete_rsp_handler(vdev_id);
+}
+
+static inline uint32_t osif_ndp_get_ndp_sch_update_ind_len(
+			struct nan_datapath_sch_update_event *sch_update)
+{
+	uint32_t ch_info_len = 0;
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR].len);
+	if (sch_update->num_ndp_instances)
+		data_len += nla_total_size(sch_update->num_ndp_instances *
+					   sizeof(uint32_t));
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SCHEDULE_UPDATE_REASON].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_NUM_CHANNELS].len);
+	/* ch_info is a nested array of following attributes */
+	ch_info_len += nla_total_size(
+		vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL].len);
+	ch_info_len += nla_total_size(
+		vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_WIDTH].len);
+	ch_info_len += nla_total_size(
+		vendor_attr_policy[QCA_WLAN_VENDOR_ATTR_NDP_NSS].len);
+
+	if (sch_update->num_ndp_instances)
+		data_len += sch_update->num_ndp_instances *
+						nla_total_size(ch_info_len);
+
+	return data_len;
+}
+
+static QDF_STATUS os_if_ndp_sch_update_pack_ch_info(struct sk_buff *event,
+			struct nan_datapath_sch_update_event *sch_update)
+{
+	int idx = 0;
+	struct nlattr *ch_array, *ch_element;
+
+	cfg80211_debug("num_ch: %d", sch_update->num_channels);
+	if (!sch_update->num_channels)
+		return QDF_STATUS_SUCCESS;
+
+	ch_array = nla_nest_start(event, QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_INFO);
+	if (!ch_array)
+		return QDF_STATUS_E_FAULT;
+
+	for (idx = 0; idx < sch_update->num_channels; idx++) {
+		cfg80211_debug("ch[%d]: freq: %d, width: %d, nss: %d",
+			       idx, sch_update->ch[idx].channel,
+			       sch_update->ch[idx].ch_width,
+			       sch_update->ch[idx].nss);
+		ch_element = nla_nest_start(event, idx);
+		if (!ch_element)
+			return QDF_STATUS_E_FAULT;
+
+		if (nla_put_u32(event, QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL,
+				sch_update->ch[idx].channel))
+			return QDF_STATUS_E_FAULT;
+
+		if (nla_put_u32(event, QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_WIDTH,
+				sch_update->ch[idx].ch_width))
+			return QDF_STATUS_E_FAULT;
+
+		if (nla_put_u32(event, QCA_WLAN_VENDOR_ATTR_NDP_NSS,
+				sch_update->ch[idx].nss))
+			return QDF_STATUS_E_FAULT;
+		nla_nest_end(event, ch_element);
+	}
+	nla_nest_end(event, ch_array);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * os_if_ndp_sch_update_ind_handler() - NDP schedule update handler
+ * @vdev: vdev object pointer
+ * @ind: sch update pointer
+ *
+ * Following vendor event is sent to cfg80211:
+ *
+ * Return: none
+ */
+static void os_if_ndp_sch_update_ind_handler(struct wlan_objmgr_vdev *vdev,
+					     void *ind)
+{
+	int idx = 0;
+	uint8_t *ifname;
+	QDF_STATUS status;
+	uint32_t data_len;
+	uint8_t ifname_len;
+	struct sk_buff *vendor_event;
+	struct nan_datapath_sch_update_event *sch_update = ind;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	if (!sch_update) {
+		cfg80211_err("Invalid sch update params");
+		return;
+	}
+
+	ifname = wlan_util_vdev_get_if_name(vdev);
+	if (!ifname) {
+		cfg80211_err("ifname is null");
+		return;
+	}
+	ifname_len = qdf_str_len(ifname);
+	if (ifname_len > IFNAMSIZ) {
+		cfg80211_err("ifname(%d) too long", ifname_len);
+		return;
+	}
+
+	data_len = osif_ndp_get_ndp_sch_update_ind_len(sch_update);
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+				data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+				GFP_ATOMIC);
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_SCHEDULE_UPDATE_IND))
+		goto ndp_sch_ind_nla_failed;
+
+	if (nla_put(vendor_event,
+		    QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR,
+		    QDF_MAC_ADDR_SIZE, sch_update->peer_addr.bytes))
+		goto ndp_sch_ind_nla_failed;
+
+	if (nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID_ARRAY,
+		    sch_update->num_ndp_instances * sizeof(uint32_t),
+		    sch_update->ndp_instances))
+		goto ndp_sch_ind_nla_failed;
+
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_SCHEDULE_UPDATE_REASON,
+			sch_update->flags))
+		goto ndp_sch_ind_nla_failed;
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_NUM_CHANNELS,
+			sch_update->num_channels))
+		goto ndp_sch_ind_nla_failed;
+
+	status = os_if_ndp_sch_update_pack_ch_info(vendor_event, sch_update);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto ndp_sch_ind_nla_failed;
+
+	cfg80211_debug("Flags: %d, num_instance_id: %d", sch_update->flags,
+		       sch_update->num_ndp_instances);
+
+	for (idx = 0; idx < sch_update->num_ndp_instances; idx++)
+		cfg80211_debug("ndp_instance[%d]: %d", idx,
+			       sch_update->ndp_instances[idx]);
+
+	cfg80211_vendor_event(vendor_event, GFP_ATOMIC);
+	return;
+
+ndp_sch_ind_nla_failed:
+	cfg80211_err("nla_put api failed");
+	kfree_skb(vendor_event);
+}
+
+void os_if_nan_event_handler(struct wlan_objmgr_psoc *psoc,
+			     struct wlan_objmgr_vdev *vdev,
+			     uint32_t type, void *msg)
+{
+	switch (type) {
+	case NAN_DATAPATH_INF_CREATE_RSP:
+		os_if_ndp_iface_create_rsp_handler(psoc, vdev, msg);
+		break;
+	case NAN_DATAPATH_INF_DELETE_RSP:
+		os_if_ndp_iface_delete_rsp_handler(psoc, vdev, msg);
+		break;
+	case NDP_CONFIRM:
+		os_if_ndp_confirm_ind_handler(vdev, msg);
+		break;
+	case NDP_INITIATOR_RSP:
+		os_if_ndp_initiator_rsp_handler(vdev, msg);
+		break;
+	case NDP_INDICATION:
+		os_if_ndp_indication_handler(vdev, msg);
+		break;
+	case NDP_NEW_PEER:
+		os_if_new_peer_ind_handler(vdev, msg);
+		break;
+	case NDP_RESPONDER_RSP:
+		os_if_ndp_responder_rsp_handler(vdev, msg);
+		break;
+	case NDP_END_RSP:
+		os_if_ndp_end_rsp_handler(vdev, msg);
+		break;
+	case NDP_END_IND:
+		os_if_ndp_end_ind_handler(vdev, msg);
+		break;
+	case NDP_PEER_DEPARTED:
+		os_if_peer_departed_ind_handler(vdev, msg);
+		break;
+	case NDP_SCHEDULE_UPDATE:
+		os_if_ndp_sch_update_ind_handler(vdev, msg);
+		break;
+	default:
+		break;
+	}
+}
+
+int os_if_nan_register_hdd_callbacks(struct wlan_objmgr_psoc *psoc,
+				     struct nan_callbacks *cb_obj)
+{
+	return ucfg_nan_register_hdd_callbacks(psoc, cb_obj,
+						os_if_nan_event_handler);
+}
+
+int os_if_nan_register_lim_callbacks(struct wlan_objmgr_psoc *psoc,
+				     struct nan_callbacks *cb_obj)
+{
+	return ucfg_nan_register_lim_callbacks(psoc, cb_obj);
+}
+
+void os_if_nan_post_ndi_create_rsp(struct wlan_objmgr_psoc *psoc,
+				   uint8_t vdev_id, bool success)
+{
+	struct nan_datapath_inf_create_rsp rsp = {0};
+	struct wlan_objmgr_vdev *vdev = wlan_objmgr_get_vdev_by_id_from_psoc(
+						psoc, vdev_id, WLAN_NAN_ID);
+
+	if (!vdev) {
+		cfg80211_err("vdev is null");
+		return;
+	}
+
+	if (success) {
+		rsp.status = NAN_DATAPATH_RSP_STATUS_SUCCESS;
+		rsp.reason = 0;
+		os_if_nan_event_handler(psoc, vdev,
+					NAN_DATAPATH_INF_CREATE_RSP, &rsp);
+	} else {
+		rsp.status = NAN_DATAPATH_RSP_STATUS_ERROR;
+		rsp.reason = NAN_DATAPATH_NAN_DATA_IFACE_CREATE_FAILED;
+		os_if_nan_event_handler(psoc, vdev,
+					NAN_DATAPATH_INF_CREATE_RSP, &rsp);
+	}
+	wlan_objmgr_vdev_release_ref(vdev, WLAN_NAN_ID);
+}
+
+void os_if_nan_post_ndi_delete_rsp(struct wlan_objmgr_psoc *psoc,
+				   uint8_t vdev_id, bool success)
+{
+	struct nan_datapath_inf_delete_rsp rsp = {0};
+	struct wlan_objmgr_vdev *vdev = wlan_objmgr_get_vdev_by_id_from_psoc(
+						psoc, vdev_id, WLAN_NAN_ID);
+	if (!vdev) {
+		cfg80211_err("vdev is null");
+		return;
+	}
+
+	if (success) {
+		rsp.status = NAN_DATAPATH_RSP_STATUS_SUCCESS;
+		rsp.reason = 0;
+		os_if_nan_event_handler(psoc, vdev,
+					NAN_DATAPATH_INF_DELETE_RSP, &rsp);
+	} else {
+		rsp.status = NAN_DATAPATH_RSP_STATUS_ERROR;
+		rsp.reason = NAN_DATAPATH_NAN_DATA_IFACE_DELETE_FAILED;
+		os_if_nan_event_handler(psoc, vdev,
+					NAN_DATAPATH_INF_DELETE_RSP, &rsp);
+	}
+	wlan_objmgr_vdev_release_ref(vdev, WLAN_NAN_ID);
+}
+
+static inline uint32_t osif_ndp_get_ndi_delete_rsp_len(void)
+{
+	uint32_t data_len = NLMSG_HDRLEN;
+
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE].len);
+	data_len += nla_total_size(vendor_attr_policy[
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE].len);
+
+	return data_len;
+}
+
+void os_if_nan_ndi_session_end(struct wlan_objmgr_vdev *vdev)
+{
+	uint32_t data_len;
+	struct sk_buff *vendor_event;
+	struct wlan_objmgr_pdev *pdev = wlan_vdev_get_pdev(vdev);
+	struct pdev_osif_priv *os_priv = wlan_pdev_get_ospriv(pdev);
+
+	/*
+	 * The virtual adapters are stopped and closed even during
+	 * driver unload or stop, the service layer is not required
+	 * to be informed in that case (response is not expected)
+	 */
+	if (NAN_DATA_NDI_DELETING_STATE != ucfg_nan_get_ndi_state(vdev)) {
+		cfg80211_err("NDI interface deleted");
+		return;
+	}
+
+	data_len = osif_ndp_get_ndi_delete_rsp_len();
+	/* notify response to the upper layer */
+	vendor_event = cfg80211_vendor_event_alloc(os_priv->wiphy, NULL,
+			data_len, QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+			GFP_KERNEL);
+
+	if (!vendor_event) {
+		cfg80211_err("cfg80211_vendor_event_alloc failed");
+		return;
+	}
+
+	/* Sub vendor command goes first */
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+			QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_DELETE)) {
+		cfg80211_err("VENDOR_ATTR_NDP_SUBCMD put fail");
+		goto failure;
+	}
+
+	/* Transaction id */
+	if (nla_put_u16(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+			ucfg_nan_get_ndp_delete_transaction_id(vdev))) {
+		cfg80211_err("VENDOR_ATTR_NDP_TRANSACTION_ID put fail");
+		goto failure;
+	}
+
+	/* Status code */
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+			ucfg_nan_get_ndi_delete_rsp_status(vdev))) {
+		cfg80211_err("VENDOR_ATTR_NDP_DRV_RETURN_TYPE put fail");
+		goto failure;
+	}
+
+	/* Status return value */
+	if (nla_put_u32(vendor_event,
+			QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+			ucfg_nan_get_ndi_delete_rsp_reason(vdev))) {
+		cfg80211_err("VENDOR_ATTR_NDP_DRV_RETURN_VALUE put fail");
+		goto failure;
+	}
+
+	cfg80211_debug("sub command: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+		       QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_DELETE);
+	cfg80211_debug("delete transaction id: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+		       ucfg_nan_get_ndp_delete_transaction_id(vdev));
+	cfg80211_debug("status code: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_DRV_RESPONSE_STATUS_TYPE,
+		       ucfg_nan_get_ndi_delete_rsp_status(vdev));
+	cfg80211_debug("Return value: %d, value: %d",
+		       QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE,
+		       ucfg_nan_get_ndi_delete_rsp_reason(vdev));
+
+	ucfg_nan_set_ndp_delete_transaction_id(vdev, 0);
+	ucfg_nan_set_ndi_state(vdev, NAN_DATA_NDI_DELETED_STATE);
+	cfg80211_vendor_event(vendor_event, GFP_KERNEL);
+
+	return;
+failure:
+	kfree_skb(vendor_event);
+}