core/hdd/src/wlan_hdd_cfg80211.h - platform/vendor/qcom-opensource/wlan/qcacld-3.0 - Gitiles

 /*
  * Copyright (c) 2012-2017 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
  *
  * 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.
  */

 /*
  * This file was originally distributed by Qualcomm Atheros, Inc.
  * under proprietary terms before Copyright ownership was assigned
  * to the Linux Foundation.
  */

 /**
  * DOC: wlan_hdd_cfg80211.h
  *
  * WLAN host device driver cfg80211 functions declaration
  */

 #if !defined(HDD_CFG80211_H__)
 #define HDD_CFG80211_H__

 #include <wlan_cfg80211_scan.h>
 #include <wlan_cfg80211.h>

 /* value for initial part of frames and number of bytes to be compared */
 #define GAS_INITIAL_REQ "\x04\x0a"
 #define GAS_INITIAL_REQ_SIZE 2

 #define GAS_INITIAL_RSP "\x04\x0b"
 #define GAS_INITIAL_RSP_SIZE 2

 #define GAS_COMEBACK_REQ "\x04\x0c"
 #define GAS_COMEBACK_REQ_SIZE 2

 #define GAS_COMEBACK_RSP "\x04\x0d"
 #define GAS_COMEBACK_RSP_SIZE 2

 #define P2P_PUBLIC_ACTION_FRAME "\x04\x09\x50\x6f\x9a\x09"
 #define P2P_PUBLIC_ACTION_FRAME_SIZE 6

 #define P2P_ACTION_FRAME "\x7f\x50\x6f\x9a\x09"
 #define P2P_ACTION_FRAME_SIZE 5

 #define SA_QUERY_FRAME_REQ "\x08\x00"
 #define SA_QUERY_FRAME_REQ_SIZE 2

 #define SA_QUERY_FRAME_RSP "\x08\x01"
 #define SA_QUERY_FRAME_RSP_SIZE 2

 #define HDD_P2P_WILDCARD_SSID "DIRECT-"
 #define HDD_P2P_WILDCARD_SSID_LEN 7

 #define WNM_BSS_ACTION_FRAME "\x0a\x07"
 #define WNM_BSS_ACTION_FRAME_SIZE 2

 #define WNM_NOTIFICATION_FRAME "\x0a\x1a"
 #define WNM_NOTIFICATION_FRAME_SIZE 2

 #define WPA_OUI_TYPE   "\x00\x50\xf2\x01"
 #define BLACKLIST_OUI_TYPE   "\x00\x50\x00\x00"
 #define WHITELIST_OUI_TYPE   "\x00\x50\x00\x01"
 #define WPA_OUI_TYPE_SIZE  4
 #define WMM_OUI_TYPE   "\x00\x50\xf2\x02\x01"
 #define WMM_OUI_TYPE_SIZE  5

 #define WLAN_BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
 #define WLAN_BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
 #define BASIC_RATE_MASK   0x80
 #define RATE_MASK         0x7f

 #ifdef FEATURE_WLAN_TDLS
 #define WLAN_IS_TDLS_SETUP_ACTION(action) \
 	((SIR_MAC_TDLS_SETUP_REQ <= action) && \
 	(SIR_MAC_TDLS_SETUP_CNF >= action))
 #if !defined (TDLS_MGMT_VERSION2)
 #define TDLS_MGMT_VERSION2 0
 #endif

 #endif

 #ifdef WLAN_FEATURE_LINK_LAYER_STATS
 void wlan_hdd_clear_link_layer_stats(hdd_adapter_t *adapter);
 #else
 static inline void wlan_hdd_clear_link_layer_stats(hdd_adapter_t *adapter) {}
 #endif

 #define MAX_CHANNEL (NUM_24GHZ_CHANNELS + NUM_5GHZ_CHANNELS)
 #define MAX_SCAN_SSID 10

 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0)) \
 	|| defined(BACKPORTED_CHANNEL_SWITCH_PRESENT)
 #define CHANNEL_SWITCH_SUPPORTED
 #endif

 #if defined(CFG80211_DEL_STA_V2) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0)) || defined(WITH_BACKPORTS)
 #define USE_CFG80211_DEL_STA_V2
 #endif

 /**
  * enum eDFS_CAC_STATUS: CAC status
  *
  * @DFS_CAC_NEVER_DONE: CAC never done
  * @DFS_CAC_IN_PROGRESS: CAC is in progress
  * @DFS_CAC_IN_PROGRESS: CAC already done
  */
 typedef enum {
 	DFS_CAC_NEVER_DONE,
 	DFS_CAC_IN_PROGRESS,
 	DFS_CAC_ALREADY_DONE,
 } eDFS_CAC_STATUS;

 #define MAX_REQUEST_ID			0xFFFFFFFF

 /* Feature defines */
 #define WIFI_FEATURE_INFRA              0x0001  /* Basic infrastructure mode */
 #define WIFI_FEATURE_INFRA_5G           0x0002  /* Support for 5 GHz Band */
 #define WIFI_FEATURE_HOTSPOT            0x0004  /* Support for GAS/ANQP */
 #define WIFI_FEATURE_P2P                0x0008  /* Wifi-Direct */
 #define WIFI_FEATURE_SOFT_AP            0x0010  /* Soft AP */
 #define WIFI_FEATURE_EXTSCAN            0x0020  /* Extended Scan APIs */
 #define WIFI_FEATURE_NAN                0x0040  /* Neighbor Awareness
 						 * Networking
 						 */
 #define WIFI_FEATURE_D2D_RTT		0x0080  /* Device-to-device RTT */
 #define WIFI_FEATURE_D2AP_RTT           0x0100  /* Device-to-AP RTT */
 #define WIFI_FEATURE_BATCH_SCAN         0x0200  /* Batched Scan (legacy) */
 #define WIFI_FEATURE_PNO                0x0400  /* Preferred network offload */
 #define WIFI_FEATURE_ADDITIONAL_STA     0x0800  /* Support for two STAs */
 #define WIFI_FEATURE_TDLS               0x1000  /* Tunnel directed link
 						 * setup
 						 */
 #define WIFI_FEATURE_TDLS_OFFCHANNEL	0x2000  /* Support for TDLS off
 						 * channel
 						 */
 #define WIFI_FEATURE_EPR                0x4000  /* Enhanced power reporting */
 #define WIFI_FEATURE_AP_STA             0x8000  /* Support for AP STA
 						 * Concurrency
 						 */
 #define WIFI_FEATURE_LINK_LAYER_STATS   0x10000  /* Link layer stats */
 #define WIFI_FEATURE_LOGGER             0x20000  /* WiFi Logger */
 #define WIFI_FEATURE_HAL_EPNO           0x40000  /* WiFi PNO enhanced */
 #define WIFI_FEATURE_RSSI_MONITOR       0x80000  /* RSSI Monitor */
 #define WIFI_FEATURE_MKEEP_ALIVE        0x100000  /* WiFi mkeep_alive */
 #define WIFI_FEATURE_CONFIG_NDO         0x200000  /* ND offload configure */
 #define WIFI_FEATURE_TX_TRANSMIT_POWER  0x400000  /* Tx transmit power levels */

 /* Add more features here */
 #define WIFI_TDLS_SUPPORT			BIT(0)
 #define WIFI_TDLS_EXTERNAL_CONTROL_SUPPORT	BIT(1)
 #define WIIF_TDLS_OFFCHANNEL_SUPPORT		BIT(2)

 #if defined(FEATURE_WLAN_CH_AVOID) || defined(FEATURE_WLAN_FORCE_SAP_SCC)
 #define HDD_MAX_AVOID_FREQ_RANGES   4
 /**
  * typedef struct sHddAvoidFreqRange - avoid frequency range
  *
  * @startFreq: Start frequency range
  * @endFreq: End frequency range
  */
 typedef struct sHddAvoidFreqRange {
 	u32 startFreq;
 	u32 endFreq;
 } tHddAvoidFreqRange;

 /**
  * typedef struct sHddAvoidFreqList - avoid frequency list
  *
  * @avoidFreqRangeCount: Avoid frequency range count
  * @avoidFreqRange: Avoid frequency list
  */
 typedef struct sHddAvoidFreqList {
 	u32 avoidFreqRangeCount;
 	tHddAvoidFreqRange avoidFreqRange[HDD_MAX_AVOID_FREQ_RANGES];
 } tHddAvoidFreqList;
 #endif /* FEATURE_WLAN_CH_AVOID || FEATURE_WLAN_FORCE_SAP_SCC */

 #define CFG_NON_AGG_RETRY_MAX                  (31)
 #define CFG_AGG_RETRY_MAX                      (31)
 #define CFG_MGMT_RETRY_MAX                     (31)
 #define CFG_CTRL_RETRY_MAX                     (31)
 #define CFG_PROPAGATION_DELAY_MAX              (63)
 #define CFG_AGG_RETRY_MIN                      (5)

 struct cfg80211_bss *wlan_hdd_cfg80211_update_bss_db(hdd_adapter_t *pAdapter,
 						tCsrRoamInfo *pRoamInfo);

 int wlan_hdd_cfg80211_pmksa_candidate_notify(hdd_adapter_t *pAdapter,
 					tCsrRoamInfo *pRoamInfo,
 					int index, bool preauth);

 #ifdef FEATURE_WLAN_LFR_METRICS
 QDF_STATUS wlan_hdd_cfg80211_roam_metrics_preauth(hdd_adapter_t *pAdapter,
 						tCsrRoamInfo *pRoamInfo);

 QDF_STATUS wlan_hdd_cfg80211_roam_metrics_preauth_status(hdd_adapter_t *
 							 pAdapter,
 							 tCsrRoamInfo *
 							 pRoamInfo,
 							 bool preauth_status);

 QDF_STATUS wlan_hdd_cfg80211_roam_metrics_handover(hdd_adapter_t *pAdapter,
 						   tCsrRoamInfo *pRoamInfo);
 #endif

 #ifdef FEATURE_WLAN_WAPI
 void wlan_hdd_cfg80211_set_key_wapi(hdd_adapter_t *pAdapter, uint8_t key_index,
 				    const uint8_t *mac_addr, const uint8_t *key,
 				    int key_Len);
 #endif
 hdd_context_t *hdd_cfg80211_wiphy_alloc(int priv_size);

 int wlan_hdd_cfg80211_tdls_scan(struct wiphy *wiphy,
 				struct cfg80211_scan_request *request,
 				uint8_t source);

 int wlan_hdd_cfg80211_scan(struct wiphy *wiphy,
 			   struct cfg80211_scan_request *request);

 int wlan_hdd_cfg80211_init(struct device *dev,
 			   struct wiphy *wiphy, struct hdd_config *pCfg);

 void wlan_hdd_cfg80211_deinit(struct wiphy *wiphy);

 void wlan_hdd_update_wiphy(hdd_context_t *hdd_ctx);

 void wlan_hdd_update_11n_mode(struct hdd_config *cfg);

 int wlan_hdd_cfg80211_register(struct wiphy *wiphy);
 void wlan_hdd_cfg80211_register_frames(hdd_adapter_t *pAdapter);

 void wlan_hdd_cfg80211_deregister_frames(hdd_adapter_t *pAdapter);

 void hdd_reg_notifier(struct wiphy *wiphy,
 				 struct regulatory_request *request);

 extern void hdd_conn_set_connection_state(hdd_adapter_t *pAdapter,
 					  eConnectionState connState);
 QDF_STATUS wlan_hdd_validate_operation_channel(hdd_adapter_t *pAdapter,
 					       int channel);
 #ifdef FEATURE_WLAN_TDLS
 int wlan_hdd_cfg80211_send_tdls_discover_req(struct wiphy *wiphy,
 					     struct net_device *dev, u8 *peer);
 #endif
 #ifdef WLAN_FEATURE_GTK_OFFLOAD
 extern void wlan_hdd_cfg80211_update_replay_counter_callback(void
 							     *callbackContext,
 							     tpSirGtkOffloadGetInfoRspParams
 							     pGtkOffloadGetInfoRsp);
 #endif
 void *wlan_hdd_change_country_code_cb(void *pAdapter);
 void hdd_select_cbmode(hdd_adapter_t *pAdapter, uint8_t operationChannel,
 		       struct ch_params_s *ch_params);

 uint8_t *wlan_hdd_cfg80211_get_ie_ptr(const uint8_t *ies_ptr, int length,
 				      uint8_t eid);

 void wlan_hdd_del_station(hdd_adapter_t *adapter);

 #if defined(USE_CFG80211_DEL_STA_V2)
 int wlan_hdd_cfg80211_del_station(struct wiphy *wiphy,
 				  struct net_device *dev,
 				  struct station_del_parameters *param);
 #else
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
 int wlan_hdd_cfg80211_del_station(struct wiphy *wiphy,
 				  struct net_device *dev,
 				  const uint8_t *mac);
 #else
 int wlan_hdd_cfg80211_del_station(struct wiphy *wiphy,
 				  struct net_device *dev,
 				  uint8_t *mac);
 #endif
 #endif /* USE_CFG80211_DEL_STA_V2 */


 #if  defined(QCA_WIFI_FTM)     && defined(CONFIG_NL80211_TESTMODE)
 void wlan_hdd_testmode_rx_event(void *buf, size_t buf_len);
 #endif

 #if defined(FEATURE_WLAN_CH_AVOID) || defined(FEATURE_WLAN_FORCE_SAP_SCC)
 int wlan_hdd_send_avoid_freq_event(hdd_context_t *pHddCtx,
 				tHddAvoidFreqList * pAvoidFreqList);
 #endif /* FEATURE_WLAN_CH_AVOID || FEATURE_WLAN_FORCE_SAP_SCC */

 #ifdef FEATURE_WLAN_EXTSCAN
 void wlan_hdd_cfg80211_extscan_callback(void *ctx,
 					const uint16_t evType, void *pMsg);
 #endif /* FEATURE_WLAN_EXTSCAN */

 void hdd_rssi_threshold_breached(void *hddctx,
 				 struct rssi_breach_event *data);

 struct cfg80211_bss *wlan_hdd_cfg80211_update_bss_list(hdd_adapter_t *pAdapter,
 						tSirMacAddr bssid);

 int wlan_hdd_cfg80211_update_bss(struct wiphy *wiphy,
 						hdd_adapter_t *pAdapter,
 						uint32_t scan_timestamp);

 void wlan_hdd_cfg80211_acs_ch_select_evt(hdd_adapter_t *adapter);

 #ifdef WLAN_FEATURE_ROAM_OFFLOAD
 int wlan_hdd_send_roam_auth_event(hdd_adapter_t *adapter, uint8_t *bssid,
 		uint8_t *req_rsn_ie, uint32_t req_rsn_length, uint8_t
 		*rsp_rsn_ie, uint32_t rsp_rsn_length, tCsrRoamInfo
 		*roam_info_ptr);
 #else
 static inline int wlan_hdd_send_roam_auth_event(hdd_adapter_t *adapter,
 		uint8_t *bssid, uint8_t *req_rsn_ie, uint32_t req_rsn_length,
 		uint8_t *rsp_rsn_ie, uint32_t rsp_rsn_length, tCsrRoamInfo
 		*roam_info_ptr)
 {
 	return 0;
 }
 #endif

 int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter);
 int wlan_hdd_request_pre_cac(uint8_t channel);
 int wlan_hdd_sap_cfg_dfs_override(hdd_adapter_t *adapter);

 enum cds_con_mode wlan_hdd_convert_nl_iftype_to_hdd_type(
 					enum nl80211_iftype type);

 int wlan_hdd_disable_dfs_chan_scan(hdd_context_t *hdd_ctx,
 				   hdd_adapter_t *adapter,
 				   uint32_t no_dfs_flag);

 int wlan_hdd_cfg80211_update_band(struct wiphy *wiphy,
 				  eCsrBand eBand);

 /**
  * wlan_hdd_try_disconnect() - try disconnnect from previous connection
  * @pAdapter: Pointer to adapter
  *
  * This function is used to disconnect from previous connection
  *
  * Return: 0 for success, non-zero for failure
  */
 int wlan_hdd_try_disconnect(hdd_adapter_t *pAdapter);

 #if defined(CFG80211_DISCONNECTED_V2) || \
 (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0))
 static inline void wlan_hdd_cfg80211_indicate_disconnect(struct net_device *dev,
 							bool locally_generated,
 							int reason)
 {
 	cfg80211_disconnected(dev, reason, NULL, 0,
 				locally_generated, GFP_KERNEL);
 }
 #else
 static inline void wlan_hdd_cfg80211_indicate_disconnect(struct net_device *dev,
 							bool locally_generated,
 							int reason)
 {
 	cfg80211_disconnected(dev, reason, NULL, 0,
 				GFP_KERNEL);
 }
 #endif
 struct cfg80211_bss *wlan_hdd_cfg80211_inform_bss_frame(hdd_adapter_t *pAdapter,
 						tSirBssDescription *bss_desc);

 /*
  * As of 4.7, ieee80211_band is removed; add shims so we can reference
  * nl80211_band instead
  */
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 7, 0))
 #define NUM_NL80211_BANDS ((enum nl80211_band)IEEE80211_NUM_BANDS)
 #endif

 /**
  * hdd_lost_link_info_cb() - callback function to get lost link information
  * @context: HDD context
  * @lost_link_info: lost link information
  *
  * Return: none
  */
 void hdd_lost_link_info_cb(void *context,
 			struct sir_lost_link_info *lost_link_info);
 /*
  * hdd_get_sap_operating_band:  Get current operating channel
  * for sap.
  * @hdd_ctx: hdd context
  *
  * Return : Corresponding band for SAP operating channel
  */
 uint8_t hdd_get_sap_operating_band(hdd_context_t *hdd_ctx);

 /**
  * wlan_hdd_try_disconnect() - try disconnnect from previous connection
  * @adapter: Pointer to adapter
  *
  * This function is used to disconnect from previous connection
  *
  * Return: 0 for success, non-zero for failure
  */
 int wlan_hdd_try_disconnect(hdd_adapter_t *adapter);
 #endif
	/*
	* Copyright (c) 2012-2017 The Linux Foundation. All rights reserved.
	*
	* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
	*
	*
	* 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.
	*/

	/*
	* This file was originally distributed by Qualcomm Atheros, Inc.
	* under proprietary terms before Copyright ownership was assigned
	* to the Linux Foundation.
	*/

	/**
	* DOC: wlan_hdd_cfg80211.h
	*
	* WLAN host device driver cfg80211 functions declaration
	*/

	#if !defined(HDD_CFG80211_H__)
	#define HDD_CFG80211_H__

	#include <wlan_cfg80211_scan.h>
	#include <wlan_cfg80211.h>

	/* value for initial part of frames and number of bytes to be compared */
	#define GAS_INITIAL_REQ "\x04\x0a"
	#define GAS_INITIAL_REQ_SIZE 2

	#define GAS_INITIAL_RSP "\x04\x0b"
	#define GAS_INITIAL_RSP_SIZE 2

	#define GAS_COMEBACK_REQ "\x04\x0c"
	#define GAS_COMEBACK_REQ_SIZE 2

	#define GAS_COMEBACK_RSP "\x04\x0d"
	#define GAS_COMEBACK_RSP_SIZE 2

	#define P2P_PUBLIC_ACTION_FRAME "\x04\x09\x50\x6f\x9a\x09"
	#define P2P_PUBLIC_ACTION_FRAME_SIZE 6

	#define P2P_ACTION_FRAME "\x7f\x50\x6f\x9a\x09"
	#define P2P_ACTION_FRAME_SIZE 5

	#define SA_QUERY_FRAME_REQ "\x08\x00"
	#define SA_QUERY_FRAME_REQ_SIZE 2

	#define SA_QUERY_FRAME_RSP "\x08\x01"
	#define SA_QUERY_FRAME_RSP_SIZE 2

	#define HDD_P2P_WILDCARD_SSID "DIRECT-"
	#define HDD_P2P_WILDCARD_SSID_LEN 7

	#define WNM_BSS_ACTION_FRAME "\x0a\x07"
	#define WNM_BSS_ACTION_FRAME_SIZE 2

	#define WNM_NOTIFICATION_FRAME "\x0a\x1a"
	#define WNM_NOTIFICATION_FRAME_SIZE 2

	#define WPA_OUI_TYPE "\x00\x50\xf2\x01"
	#define BLACKLIST_OUI_TYPE "\x00\x50\x00\x00"
	#define WHITELIST_OUI_TYPE "\x00\x50\x00\x01"
	#define WPA_OUI_TYPE_SIZE 4
	#define WMM_OUI_TYPE "\x00\x50\xf2\x02\x01"
	#define WMM_OUI_TYPE_SIZE 5

	#define WLAN_BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
	#define WLAN_BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
	#define BASIC_RATE_MASK 0x80
	#define RATE_MASK 0x7f

	#ifdef FEATURE_WLAN_TDLS
	#define WLAN_IS_TDLS_SETUP_ACTION(action) \
	((SIR_MAC_TDLS_SETUP_REQ <= action) && \
	(SIR_MAC_TDLS_SETUP_CNF >= action))
	#if !defined (TDLS_MGMT_VERSION2)
	#define TDLS_MGMT_VERSION2 0
	#endif

	#endif

	#ifdef WLAN_FEATURE_LINK_LAYER_STATS
	void wlan_hdd_clear_link_layer_stats(hdd_adapter_t *adapter);
	#else
	static inline void wlan_hdd_clear_link_layer_stats(hdd_adapter_t *adapter) {}
	#endif

	#define MAX_CHANNEL (NUM_24GHZ_CHANNELS + NUM_5GHZ_CHANNELS)
	#define MAX_SCAN_SSID 10

	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0)) \
	\|\| defined(BACKPORTED_CHANNEL_SWITCH_PRESENT)
	#define CHANNEL_SWITCH_SUPPORTED
	#endif

	#if defined(CFG80211_DEL_STA_V2) \|\| (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0)) \|\| defined(WITH_BACKPORTS)
	#define USE_CFG80211_DEL_STA_V2
	#endif

	/**
	* enum eDFS_CAC_STATUS: CAC status
	*
	* @DFS_CAC_NEVER_DONE: CAC never done
	* @DFS_CAC_IN_PROGRESS: CAC is in progress
	* @DFS_CAC_IN_PROGRESS: CAC already done
	*/
	typedef enum {
	DFS_CAC_NEVER_DONE,
	DFS_CAC_IN_PROGRESS,
	DFS_CAC_ALREADY_DONE,
	} eDFS_CAC_STATUS;

	#define MAX_REQUEST_ID 0xFFFFFFFF

	/* Feature defines */
	#define WIFI_FEATURE_INFRA 0x0001 /* Basic infrastructure mode */
	#define WIFI_FEATURE_INFRA_5G 0x0002 /* Support for 5 GHz Band */
	#define WIFI_FEATURE_HOTSPOT 0x0004 /* Support for GAS/ANQP */
	#define WIFI_FEATURE_P2P 0x0008 /* Wifi-Direct */
	#define WIFI_FEATURE_SOFT_AP 0x0010 /* Soft AP */
	#define WIFI_FEATURE_EXTSCAN 0x0020 /* Extended Scan APIs */
	#define WIFI_FEATURE_NAN 0x0040 /* Neighbor Awareness
	* Networking
	*/
	#define WIFI_FEATURE_D2D_RTT 0x0080 /* Device-to-device RTT */
	#define WIFI_FEATURE_D2AP_RTT 0x0100 /* Device-to-AP RTT */
	#define WIFI_FEATURE_BATCH_SCAN 0x0200 /* Batched Scan (legacy) */
	#define WIFI_FEATURE_PNO 0x0400 /* Preferred network offload */
	#define WIFI_FEATURE_ADDITIONAL_STA 0x0800 /* Support for two STAs */
	#define WIFI_FEATURE_TDLS 0x1000 /* Tunnel directed link
	* setup
	*/
	#define WIFI_FEATURE_TDLS_OFFCHANNEL 0x2000 /* Support for TDLS off
	* channel
	*/
	#define WIFI_FEATURE_EPR 0x4000 /* Enhanced power reporting */
	#define WIFI_FEATURE_AP_STA 0x8000 /* Support for AP STA
	* Concurrency
	*/
	#define WIFI_FEATURE_LINK_LAYER_STATS 0x10000 /* Link layer stats */
	#define WIFI_FEATURE_LOGGER 0x20000 /* WiFi Logger */
	#define WIFI_FEATURE_HAL_EPNO 0x40000 /* WiFi PNO enhanced */
	#define WIFI_FEATURE_RSSI_MONITOR 0x80000 /* RSSI Monitor */
	#define WIFI_FEATURE_MKEEP_ALIVE 0x100000 /* WiFi mkeep_alive */
	#define WIFI_FEATURE_CONFIG_NDO 0x200000 /* ND offload configure */
	#define WIFI_FEATURE_TX_TRANSMIT_POWER 0x400000 /* Tx transmit power levels */

	/* Add more features here */
	#define WIFI_TDLS_SUPPORT BIT(0)
	#define WIFI_TDLS_EXTERNAL_CONTROL_SUPPORT BIT(1)
	#define WIIF_TDLS_OFFCHANNEL_SUPPORT BIT(2)

	#if defined(FEATURE_WLAN_CH_AVOID) \|\| defined(FEATURE_WLAN_FORCE_SAP_SCC)
	#define HDD_MAX_AVOID_FREQ_RANGES 4
	/**
	* typedef struct sHddAvoidFreqRange - avoid frequency range
	*
	* @startFreq: Start frequency range
	* @endFreq: End frequency range
	*/
	typedef struct sHddAvoidFreqRange {
	u32 startFreq;
	u32 endFreq;
	} tHddAvoidFreqRange;

	/**
	* typedef struct sHddAvoidFreqList - avoid frequency list
	*
	* @avoidFreqRangeCount: Avoid frequency range count
	* @avoidFreqRange: Avoid frequency list
	*/
	typedef struct sHddAvoidFreqList {
	u32 avoidFreqRangeCount;
	tHddAvoidFreqRange avoidFreqRange[HDD_MAX_AVOID_FREQ_RANGES];
	} tHddAvoidFreqList;
	#endif /* FEATURE_WLAN_CH_AVOID \|\| FEATURE_WLAN_FORCE_SAP_SCC */

	#define CFG_NON_AGG_RETRY_MAX (31)
	#define CFG_AGG_RETRY_MAX (31)
	#define CFG_MGMT_RETRY_MAX (31)
	#define CFG_CTRL_RETRY_MAX (31)
	#define CFG_PROPAGATION_DELAY_MAX (63)
	#define CFG_AGG_RETRY_MIN (5)

	struct cfg80211_bss wlan_hdd_cfg80211_update_bss_db(hdd_adapter_t pAdapter,
	tCsrRoamInfo *pRoamInfo);

	int wlan_hdd_cfg80211_pmksa_candidate_notify(hdd_adapter_t *pAdapter,
	tCsrRoamInfo *pRoamInfo,
	int index, bool preauth);

	#ifdef FEATURE_WLAN_LFR_METRICS
	QDF_STATUS wlan_hdd_cfg80211_roam_metrics_preauth(hdd_adapter_t *pAdapter,
	tCsrRoamInfo *pRoamInfo);

	QDF_STATUS wlan_hdd_cfg80211_roam_metrics_preauth_status(hdd_adapter_t *
	pAdapter,
	tCsrRoamInfo *
	pRoamInfo,
	bool preauth_status);

	QDF_STATUS wlan_hdd_cfg80211_roam_metrics_handover(hdd_adapter_t *pAdapter,
	tCsrRoamInfo *pRoamInfo);
	#endif

	#ifdef FEATURE_WLAN_WAPI
	void wlan_hdd_cfg80211_set_key_wapi(hdd_adapter_t *pAdapter, uint8_t key_index,
	const uint8_t mac_addr, const uint8_t key,
	int key_Len);
	#endif
	hdd_context_t *hdd_cfg80211_wiphy_alloc(int priv_size);

	int wlan_hdd_cfg80211_tdls_scan(struct wiphy *wiphy,
	struct cfg80211_scan_request *request,
	uint8_t source);

	int wlan_hdd_cfg80211_scan(struct wiphy *wiphy,
	struct cfg80211_scan_request *request);

	int wlan_hdd_cfg80211_init(struct device *dev,
	struct wiphy wiphy, struct hdd_config pCfg);

	void wlan_hdd_cfg80211_deinit(struct wiphy *wiphy);

	void wlan_hdd_update_wiphy(hdd_context_t *hdd_ctx);

	void wlan_hdd_update_11n_mode(struct hdd_config *cfg);

	int wlan_hdd_cfg80211_register(struct wiphy *wiphy);
	void wlan_hdd_cfg80211_register_frames(hdd_adapter_t *pAdapter);

	void wlan_hdd_cfg80211_deregister_frames(hdd_adapter_t *pAdapter);

	void hdd_reg_notifier(struct wiphy *wiphy,
	struct regulatory_request *request);

	extern void hdd_conn_set_connection_state(hdd_adapter_t *pAdapter,
	eConnectionState connState);
	QDF_STATUS wlan_hdd_validate_operation_channel(hdd_adapter_t *pAdapter,
	int channel);
	#ifdef FEATURE_WLAN_TDLS
	int wlan_hdd_cfg80211_send_tdls_discover_req(struct wiphy *wiphy,
	struct net_device dev, u8 peer);
	#endif
	#ifdef WLAN_FEATURE_GTK_OFFLOAD
	extern void wlan_hdd_cfg80211_update_replay_counter_callback(void
	*callbackContext,
	tpSirGtkOffloadGetInfoRspParams
	pGtkOffloadGetInfoRsp);
	#endif
	void wlan_hdd_change_country_code_cb(void pAdapter);
	void hdd_select_cbmode(hdd_adapter_t *pAdapter, uint8_t operationChannel,
	struct ch_params_s *ch_params);

	uint8_t wlan_hdd_cfg80211_get_ie_ptr(const uint8_t ies_ptr, int length,
	uint8_t eid);

	void wlan_hdd_del_station(hdd_adapter_t *adapter);

	#if defined(USE_CFG80211_DEL_STA_V2)
	int wlan_hdd_cfg80211_del_station(struct wiphy *wiphy,
	struct net_device *dev,
	struct station_del_parameters *param);
	#else
	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
	int wlan_hdd_cfg80211_del_station(struct wiphy *wiphy,
	struct net_device *dev,
	const uint8_t *mac);
	#else
	int wlan_hdd_cfg80211_del_station(struct wiphy *wiphy,
	struct net_device *dev,
	uint8_t *mac);
	#endif
	#endif /* USE_CFG80211_DEL_STA_V2 */


	#if defined(QCA_WIFI_FTM) && defined(CONFIG_NL80211_TESTMODE)
	void wlan_hdd_testmode_rx_event(void *buf, size_t buf_len);
	#endif

	#if defined(FEATURE_WLAN_CH_AVOID) \|\| defined(FEATURE_WLAN_FORCE_SAP_SCC)
	int wlan_hdd_send_avoid_freq_event(hdd_context_t *pHddCtx,
	tHddAvoidFreqList * pAvoidFreqList);
	#endif /* FEATURE_WLAN_CH_AVOID \|\| FEATURE_WLAN_FORCE_SAP_SCC */

	#ifdef FEATURE_WLAN_EXTSCAN
	void wlan_hdd_cfg80211_extscan_callback(void *ctx,
	const uint16_t evType, void *pMsg);
	#endif /* FEATURE_WLAN_EXTSCAN */

	void hdd_rssi_threshold_breached(void *hddctx,
	struct rssi_breach_event *data);

	struct cfg80211_bss wlan_hdd_cfg80211_update_bss_list(hdd_adapter_t pAdapter,
	tSirMacAddr bssid);

	int wlan_hdd_cfg80211_update_bss(struct wiphy *wiphy,
	hdd_adapter_t *pAdapter,
	uint32_t scan_timestamp);

	void wlan_hdd_cfg80211_acs_ch_select_evt(hdd_adapter_t *adapter);

	#ifdef WLAN_FEATURE_ROAM_OFFLOAD
	int wlan_hdd_send_roam_auth_event(hdd_adapter_t adapter, uint8_t bssid,
	uint8_t *req_rsn_ie, uint32_t req_rsn_length, uint8_t
	*rsp_rsn_ie, uint32_t rsp_rsn_length, tCsrRoamInfo
	*roam_info_ptr);
	#else
	static inline int wlan_hdd_send_roam_auth_event(hdd_adapter_t *adapter,
	uint8_t bssid, uint8_t req_rsn_ie, uint32_t req_rsn_length,
	uint8_t *rsp_rsn_ie, uint32_t rsp_rsn_length, tCsrRoamInfo
	*roam_info_ptr)
	{
	return 0;
	}
	#endif

	int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter);
	int wlan_hdd_request_pre_cac(uint8_t channel);
	int wlan_hdd_sap_cfg_dfs_override(hdd_adapter_t *adapter);

	enum cds_con_mode wlan_hdd_convert_nl_iftype_to_hdd_type(
	enum nl80211_iftype type);

	int wlan_hdd_disable_dfs_chan_scan(hdd_context_t *hdd_ctx,
	hdd_adapter_t *adapter,
	uint32_t no_dfs_flag);

	int wlan_hdd_cfg80211_update_band(struct wiphy *wiphy,
	eCsrBand eBand);

	/**
	* wlan_hdd_try_disconnect() - try disconnnect from previous connection
	* @pAdapter: Pointer to adapter
	*
	* This function is used to disconnect from previous connection
	*
	* Return: 0 for success, non-zero for failure
	*/
	int wlan_hdd_try_disconnect(hdd_adapter_t *pAdapter);

	#if defined(CFG80211_DISCONNECTED_V2) \|\| \
	(LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0))
	static inline void wlan_hdd_cfg80211_indicate_disconnect(struct net_device *dev,
	bool locally_generated,
	int reason)
	{
	cfg80211_disconnected(dev, reason, NULL, 0,
	locally_generated, GFP_KERNEL);
	}
	#else
	static inline void wlan_hdd_cfg80211_indicate_disconnect(struct net_device *dev,
	bool locally_generated,
	int reason)
	{
	cfg80211_disconnected(dev, reason, NULL, 0,
	GFP_KERNEL);
	}
	#endif
	struct cfg80211_bss wlan_hdd_cfg80211_inform_bss_frame(hdd_adapter_t pAdapter,
	tSirBssDescription *bss_desc);

	/*
	* As of 4.7, ieee80211_band is removed; add shims so we can reference
	* nl80211_band instead
	*/
	#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 7, 0))
	#define NUM_NL80211_BANDS ((enum nl80211_band)IEEE80211_NUM_BANDS)
	#endif

	/**
	* hdd_lost_link_info_cb() - callback function to get lost link information
	* @context: HDD context
	* @lost_link_info: lost link information
	*
	* Return: none
	*/
	void hdd_lost_link_info_cb(void *context,
	struct sir_lost_link_info *lost_link_info);
	/*
	* hdd_get_sap_operating_band: Get current operating channel
	* for sap.
	* @hdd_ctx: hdd context
	*
	* Return : Corresponding band for SAP operating channel
	*/
	uint8_t hdd_get_sap_operating_band(hdd_context_t *hdd_ctx);

	/**
	* wlan_hdd_try_disconnect() - try disconnnect from previous connection
	* @adapter: Pointer to adapter
	*
	* This function is used to disconnect from previous connection
	*
	* Return: 0 for success, non-zero for failure
	*/
	int wlan_hdd_try_disconnect(hdd_adapter_t *adapter);
	#endif