prima: WLAN Driver Release 3.1.7.9

This is the initial release of the Prima WLAN Driver
diff --git a/CORE/HDD/inc/wlan_hdd_main.h b/CORE/HDD/inc/wlan_hdd_main.h
new file mode 100644
index 0000000..59609a4
--- /dev/null
+++ b/CORE/HDD/inc/wlan_hdd_main.h
@@ -0,0 +1,926 @@
+/*
+ * Copyright (c) 2012, Code Aurora Forum. 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.
+ */
+
+#if !defined( WLAN_HDD_MAIN_H )
+#define WLAN_HDD_MAIN_H
+/**===========================================================================
+  
+  \file  WLAN_HDD_MAIN_H.h
+  
+  \brief Linux HDD Adapter Type
+         Copyright 2008 (c) Qualcomm, Incorporated.
+         All Rights Reserved.
+         Qualcomm Confidential and Proprietary.
+  
+  ==========================================================================*/
+  
+/*--------------------------------------------------------------------------- 
+  Include files
+  -------------------------------------------------------------------------*/ 
+  
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#ifdef CONFIG_CFG80211
+#include <net/cfg80211.h>
+#endif
+#include <vos_list.h>
+#include <vos_types.h>
+#include "sirMacProtDef.h"
+#include "csrApi.h"
+#include <wlan_hdd_assoc.h>
+#include <wlan_hdd_dp_utils.h>
+#include <wlan_hdd_wmm.h>
+#include <wlan_hdd_cfg.h>
+#include <linux/spinlock.h>
+#ifdef ANI_MANF_DIAG
+#include <wlan_hdd_ftm.h>
+#endif
+/*--------------------------------------------------------------------------- 
+  Preprocessor definitions and constants
+  -------------------------------------------------------------------------*/
+/** Number of attempts to detect/remove card */
+#define LIBRA_CARD_INSERT_DETECT_MAX_COUNT      5
+#define LIBRA_CARD_REMOVE_DETECT_MAX_COUNT      5
+/** Number of Tx Queues */  
+#define NUM_TX_QUEUES 4
+/** Queue length specified to OS in the net_device */
+#define NET_DEV_TX_QUEUE_LEN 100
+/** HDD's internal Tx Queue Length. Needs to be a power of 2 */
+#define HDD_TX_QUEUE_MAX_LEN 128
+/** HDD internal Tx Queue Low Watermark. Net Device TX queue is disabled
+ *  when HDD queue becomes full. This Low watermark is used to enable
+ *  the Net Device queue again */
+#define HDD_TX_QUEUE_LOW_WATER_MARK (HDD_TX_QUEUE_MAX_LEN*3/4)
+/** Bytes to reserve in the headroom */
+#define LIBRA_HW_NEEDED_HEADROOM   128
+/** Hdd Tx Time out value */
+#ifdef LIBRA_LINUX_PC
+#define HDD_TX_TIMEOUT          (8000)       
+#else
+#define HDD_TX_TIMEOUT          msecs_to_jiffies(5000)    
+#endif
+/** Hdd Default MTU */
+#define HDD_DEFAULT_MTU         (1500)
+/**event flags registered net device*/
+#define NET_DEVICE_REGISTERED  1<<0
+#define SME_SESSION_OPENED     1<<1
+#define INIT_TX_RX_SUCCESS     1<<2
+#define WMM_INIT_DONE          1<<3
+#define SOFTAP_BSS_STARTED     1<<4
+#define DEVICE_IFACE_OPENED    1<<5
+
+/** Maximum time(ms)to wait for disconnect to complete **/
+#define WLAN_WAIT_TIME_DISCONNECT  500
+#define WLAN_WAIT_TIME_STATS       800
+#define WLAN_WAIT_TIME_POWER       800
+#define WLAN_WAIT_TIME_SESSIONOPENCLOSE  2000
+#define WLAN_WAIT_TIME_ABORTSCAN  2000
+
+/* Scan Req Timeout */
+#define WLAN_WAIT_TIME_SCAN_REQ 100
+
+#define MAX_NUMBER_OF_ADAPTERS 4
+
+#define MAX_CFG_STRING_LEN  255
+
+#define MAC_ADDR_ARRAY(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
+/** Mac Address string **/
+#define MAC_ADDRESS_STR "%02x:%02x:%02x:%02x:%02x:%02x"
+#define MAX_GENIE_LEN 255
+
+#if defined(QC_WLAN_CHIPSET_PRIMA)
+#define WLAN_CHIP_VERSION   "WCNSS"
+#elif defined(ANI_CHIPSET_LIBRA)
+#define WLAN_CHIP_VERSION   "WCN1312"
+#elif defined(ANI_CHIPSET_VOLANS)
+#define WLAN_CHIP_VERSION   "WCN1314"
+#else
+#define WLAN_CHIP_VERSION   "UNKNOWN"
+#endif
+
+#define hddLog(level, args...) VOS_TRACE( VOS_MODULE_ID_HDD, level, ## args)
+#define ENTER() VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "Enter:%s", __FUNCTION__)
+#define EXIT()  VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO, "Exit:%s", __FUNCTION__)
+
+#define WLAN_HDD_GET_PRIV_PTR(__dev__) (hdd_adapter_t*)(netdev_priv((__dev__)))
+
+#define MAX_EXIT_ATTEMPTS_DURING_LOGP 20
+
+#define MAX_NO_OF_2_4_CHANNELS 14
+
+typedef struct hdd_tx_rx_stats_s
+{
+   // start_xmit stats
+   __u32    txXmitCalled;
+   __u32    txXmitDropped;
+   __u32    txXmitBackPressured;
+   __u32    txXmitQueued;
+   __u32    txXmitClassifiedAC[NUM_TX_QUEUES];
+   __u32    txXmitDroppedAC[NUM_TX_QUEUES];
+   __u32    txXmitBackPressuredAC[NUM_TX_QUEUES];
+   __u32    txXmitQueuedAC[NUM_TX_QUEUES];
+   // fetch_cbk stats
+   __u32    txFetched;
+   __u32    txFetchedAC[NUM_TX_QUEUES];
+   __u32    txFetchEmpty;
+   __u32    txFetchLowResources;
+   __u32    txFetchDequeueError;
+   __u32    txFetchDequeued;
+   __u32    txFetchDequeuedAC[NUM_TX_QUEUES];
+   __u32    txFetchDePressured;
+   __u32    txFetchDePressuredAC[NUM_TX_QUEUES];
+   // complete_cbk_stats
+   __u32    txCompleted;
+   // flush stats
+   __u32    txFlushed;
+   __u32    txFlushedAC[NUM_TX_QUEUES];
+   // rx stats
+   __u32    rxChains;
+   __u32    rxPackets;
+   __u32    rxDropped;
+   __u32    rxDelivered;
+   __u32    rxRefused;
+} hdd_tx_rx_stats_t;
+
+typedef struct hdd_chip_reset_stats_s
+{
+   __u32    totalLogpResets;
+   __u32    totalCMD53Failures;
+   __u32    totalMutexReadFailures;
+   __u32    totalMIFErrorFailures;
+   __u32    totalFWHearbeatFailures;
+   __u32    totalUnknownExceptions;
+} hdd_chip_reset_stats_t;
+
+typedef struct hdd_stats_s
+{
+   tCsrSummaryStatsInfo       summary_stat;
+   tCsrGlobalClassAStatsInfo  ClassA_stat;
+   tCsrGlobalClassBStatsInfo  ClassB_stat;
+   tCsrGlobalClassCStatsInfo  ClassC_stat;
+   tCsrGlobalClassDStatsInfo  ClassD_stat;
+   tCsrPerStaStatsInfo        perStaStats;
+   hdd_tx_rx_stats_t          hddTxRxStats;
+   hdd_chip_reset_stats_t     hddChipResetStats;
+} hdd_stats_t;
+
+typedef enum
+{
+   HDD_ROAM_STATE_NONE,
+   
+   // Issuing a disconnect due to transition into low power states.  
+   HDD_ROAM_STATE_DISCONNECTING_POWER,
+   
+   // move to this state when HDD sets a key with SME/CSR.  Note this is
+   // an important state to get right because we will get calls into our SME
+   // callback routine for SetKey activity that we did not initiate!
+   HDD_ROAM_STATE_SETTING_KEY,
+} HDD_ROAM_STATE;
+
+typedef enum
+{
+   eHDD_SUSPEND_NONE = 0,
+   eHDD_SUSPEND_DEEP_SLEEP,
+   eHDD_SUSPEND_STANDBY,
+} hdd_ps_state_t;
+
+typedef struct roaming_info_s
+{
+   HDD_ROAM_STATE roamingState;
+   vos_event_t roamingEvent;
+   
+} roaming_info_t;
+
+#ifdef FEATURE_WLAN_WAPI
+/* Define WAPI macros for Length, BKID count etc*/
+#define MAX_WPI_KEY_LENGTH    16
+#define MAX_NUM_PN            16
+#define MAC_ADDR_LEN           6
+#define MAX_ADDR_INDEX        12
+#define MAX_NUM_AKM_SUITES    16
+#define MAX_NUM_UNI_SUITES    16
+#define MAX_NUM_BKIDS         16
+#define HDD_PAIRWISE_WAPI_KEY 0
+#define HDD_GROUP_WAPI_KEY    1
+
+/** WAPI AUTH mode definition */
+enum _WAPIAuthMode
+{
+   WAPI_AUTH_MODE_OPEN = 0,
+   WAPI_AUTH_MODE_PSK = 1,
+   WAPI_AUTH_MODE_CERT
+} __attribute__((packed));
+typedef enum _WAPIAuthMode WAPIAuthMode;
+
+/** WAPI Work mode structure definition */
+#define   WZC_ORIGINAL      0
+#define   WAPI_EXTENTION    1
+
+struct _WAPI_FUNCTION_MODE
+{
+   unsigned char wapiMode;
+}__attribute__((packed));
+
+typedef struct _WAPI_FUNCTION_MODE WAPI_FUNCTION_MODE;
+
+typedef struct _WAPI_BKID
+{
+   v_U8_t   bkid[16];
+}WAPI_BKID, *pWAPI_BKID;
+
+/** WAPI Association information structure definition */
+struct _WAPI_AssocInfo
+{
+   v_U8_t      elementID;
+   v_U8_t      length;
+   v_U16_t     version;
+   v_U16_t     akmSuiteCount;
+   v_U32_t     akmSuite[MAX_NUM_AKM_SUITES];
+   v_U16_t     unicastSuiteCount;
+   v_U32_t     unicastSuite[MAX_NUM_UNI_SUITES];
+   v_U32_t     multicastSuite;
+   v_U16_t     wapiCability;
+   v_U16_t     bkidCount;
+   WAPI_BKID   bkidList[MAX_NUM_BKIDS];
+} __attribute__((packed));
+
+typedef struct _WAPI_AssocInfo WAPI_AssocInfo;
+typedef struct _WAPI_AssocInfo *pWAPI_IEAssocInfo;
+
+/** WAPI KEY Type definition */
+enum _WAPIKeyType
+{
+   PAIRWISE_KEY, //0
+   GROUP_KEY     //1
+}__attribute__((packed));
+typedef enum _WAPIKeyType WAPIKeyType;
+
+/** WAPI KEY Direction definition */
+enum _KEY_DIRECTION
+{
+   None,
+   Rx,
+   Tx,
+   Rx_Tx
+}__attribute__((packed));
+
+typedef enum _KEY_DIRECTION WAPI_KEY_DIRECTION;
+
+/** WAPI KEY stucture definition */
+struct WLAN_WAPI_KEY
+{
+   WAPIKeyType     keyType;
+   WAPI_KEY_DIRECTION   keyDirection;  /*reserved for future use*/
+   v_U8_t          keyId;
+   v_U8_t          addrIndex[MAX_ADDR_INDEX]; /*reserved for future use*/
+   int             wpiekLen;
+   v_U8_t          wpiek[MAX_WPI_KEY_LENGTH];
+   int             wpickLen;
+   v_U8_t          wpick[MAX_WPI_KEY_LENGTH];
+   v_U8_t          pn[MAX_NUM_PN];        /*reserved for future use*/
+}__attribute__((packed));
+
+typedef struct WLAN_WAPI_KEY WLAN_WAPI_KEY;
+typedef struct WLAN_WAPI_KEY *pWLAN_WAPI_KEY;
+
+#define WPA_GET_LE16(a) ((u16) (((a)[1] << 8) | (a)[0]))
+#define WLAN_EID_WAPI 68
+#define WAPI_PSK_AKM_SUITE  0x02721400
+#define WAPI_CERT_AKM_SUITE 0x01721400
+
+/** WAPI BKID List stucture definition */
+struct _WLAN_BKID_LIST
+{
+   v_U32_t          length;
+   v_U32_t          BKIDCount;
+   WAPI_BKID        BKID[1];
+}__attribute__((packed));
+
+typedef struct _WLAN_BKID_LIST WLAN_BKID_LIST;
+typedef struct _WLAN_BKID_LIST *pWLAN_BKID_LIST;
+
+
+/** WAPI Information stucture definition */
+struct hdd_wapi_info_s
+{
+   v_U32_t     nWapiMode;
+   v_BOOL_t    fIsWapiSta;
+   v_MACADDR_t cachedMacAddr;
+   v_UCHAR_t   wapiAuthMode;
+}__attribute__((packed));
+typedef struct hdd_wapi_info_s hdd_wapi_info_t;
+#endif /* FEATURE_WLAN_WAPI */
+
+#ifdef CONFIG_CFG80211
+typedef struct beacon_data_s {
+    u8 *head, *tail;
+    int head_len, tail_len;
+    int dtim_period;
+} beacon_data_t;
+#endif
+
+typedef enum device_mode
+{  /* MAINTAIN 1 - 1 CORRESPONDENCE WITH tVOS_CON_MODE*/
+   WLAN_HDD_INFRA_STATION,
+   WLAN_HDD_SOFTAP,
+   WLAN_HDD_P2P_CLIENT,
+   WLAN_HDD_P2P_GO,
+   WLAN_HDD_MONITOR
+#ifdef ANI_MANF_DIAG
+   ,WLAN_HDD_FTM,
+#endif
+}device_mode_t;
+
+typedef enum rem_on_channel_request_type
+{
+   REMAIN_ON_CHANNEL_REQUEST,
+   OFF_CHANNEL_ACTION_TX,
+}rem_on_channel_request_type_t;
+
+/* Thermal mitigation Level Enum Type */
+typedef enum
+{
+   WLAN_HDD_TM_LEVEL_0,
+   WLAN_HDD_TM_LEVEL_1,
+   WLAN_HDD_TM_LEVEL_2,
+   WLAN_HDD_TM_LEVEL_3,
+   WLAN_HDD_TM_LEVEL_4,
+   WLAN_HDD_TM_LEVEL_MAX
+} WLAN_TmLevelEnumType;
+
+/* Driver Action based on thermal mitigation level structure */
+typedef struct
+{
+   v_BOOL_t  ampduEnable;
+   v_BOOL_t  enterImps;
+   v_U32_t   txSleepDuration;
+   v_U32_t   txOperationDuration;
+   v_U32_t   txBlockFrameCountThreshold;
+} hdd_tmLevelAction_t;
+
+/* Thermal Mitigation control context structure */
+typedef struct
+{
+   WLAN_TmLevelEnumType currentTmLevel;
+   hdd_tmLevelAction_t  tmAction;
+   vos_timer_t          txSleepTimer;
+   struct mutex         tmOperationLock;
+   vos_event_t          setTmDoneEvent;
+   v_U32_t              txFrameCount;
+   v_TIME_t             lastblockTs;
+   v_TIME_t             lastOpenTs;
+   struct netdev_queue *blockedQueue;
+} hdd_thermal_mitigation_info_t;
+
+#if defined CONFIG_CFG80211
+typedef struct hdd_remain_on_chan_ctx
+{
+  struct net_device *dev;
+  struct ieee80211_channel chan;
+  enum nl80211_channel_type chan_type;
+  unsigned int duration;
+  u64 cookie;
+  rem_on_channel_request_type_t rem_on_chan_request;
+}hdd_remain_on_chan_ctx_t;
+
+typedef struct hdd_cfg80211_state_s 
+{
+  tANI_U16 current_freq;
+  u64 action_cookie;
+  tANI_U8 *buf;
+  size_t len;
+  struct sk_buff *skb;
+  hdd_remain_on_chan_ctx_t* remain_on_chan_ctx;
+}hdd_cfg80211_state_t;
+
+#endif
+struct hdd_station_ctx
+{
+  /** Handle to the Wireless Extension State */
+   hdd_wext_state_t WextState;
+
+   /**Connection information*/
+   connection_info_t conn_info;
+
+   roaming_info_t roam_info;
+
+   v_BOOL_t bSendDisconnect;
+
+#if  defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_CCX)
+   int     ft_carrier_on;
+#endif
+};
+
+#define BSS_STOP    0 
+#define BSS_START   1
+typedef struct hdd_hostapd_state_s
+{
+    int bssState;
+    vos_event_t vosEvent;
+    VOS_STATUS vosStatus;
+    v_BOOL_t bCommit; 
+
+} hdd_hostapd_state_t;
+
+
+/*
+ * Per station structure kept in HDD for multiple station support for SoftAP
+*/
+typedef struct {
+    /** The station entry is used or not  */
+    v_BOOL_t isUsed;
+
+    /** Station ID reported back from HAL (through SAP). Broadcast
+     *  uses station ID zero by default in both libra and volans. */
+    v_U8_t ucSTAId;
+
+    /** MAC address of the station */
+    v_MACADDR_t macAddrSTA;
+
+    /** Current Station state so HDD knows how to deal with packet
+     *  queue. Most recent states used to change TL STA state. */
+    WLANTL_STAStateType tlSTAState;
+
+   /** Transmit queues for each AC (VO,VI,BE etc). */
+   hdd_list_t wmm_tx_queue[NUM_TX_QUEUES];
+
+   /** Might need to differentiate queue depth in contention case */
+   v_U16_t aTxQueueDepth[NUM_TX_QUEUES];
+   
+   /**Track whether OS TX queue has been disabled.*/
+   v_BOOL_t txSuspended[NUM_TX_QUEUES];
+
+   /** Track QoS status of station */
+   v_BOOL_t isQosEnabled;
+
+} hdd_station_info_t;
+
+struct hdd_ap_ctx_s
+{
+   hdd_hostapd_state_t HostapdState;
+
+   // Memory differentiation mode is enabled
+   //v_U16_t uMemoryDiffThreshold;
+   //v_U8_t uNumActiveAC;
+   //v_U8_t uActiveACMask;
+   //v_U8_t aTxQueueLimit[NUM_TX_QUEUES];
+
+   /** Packet Count to update uNumActiveAC and uActiveACMask */
+   //v_U16_t uUpdatePktCount;
+
+   /** Station ID assigned after BSS starts */
+   v_U8_t uBCStaId;
+
+   v_U8_t uPrivacy;  // The privacy bits of configuration
+   
+#ifdef WLAN_SOFTAP_FEATURE   
+   tSirWPSPBCProbeReq WPSPBCProbeReq;
+   
+   tsap_Config_t sapConfig;
+#endif
+   
+   struct semaphore semWpsPBCOverlapInd;
+   
+   v_BOOL_t apDisableIntraBssFwd;
+      
+   vos_timer_t hdd_ap_inactivity_timer;
+
+   v_U8_t   operatingChannel;
+   
+   v_BOOL_t uIsAuthenticated;
+
+   eCsrEncryptionType ucEncryptType;
+   
+#ifdef CONFIG_CFG80211   
+   //This will point to group key data, if it is received before start bss. 
+   tCsrRoamSetKey groupKey; 
+   // This will have WEP key data, if it is received before start bss
+   tCsrRoamSetKey wepKey[CSR_MAX_NUM_KEY];
+
+   beacon_data_t *beacon;
+#endif
+};
+
+#ifdef CONFIG_CFG80211   
+struct hdd_mon_ctx_s
+{
+   hdd_adapter_t *pAdapterForTx;
+};
+#endif
+
+typedef struct hdd_scaninfo_s
+{
+   /* The scan id  */
+   v_U32_t scanId; 
+
+   /* The scan pending  */
+   v_U32_t mScanPending;
+
+   /* Client Wait Scan Result */
+   v_U32_t waitScanResult;
+
+#ifdef WLAN_FEATURE_P2P
+   v_BOOL_t p2pSearch;
+#endif
+
+   /* Additional IE for scan */
+   tSirAddie scanAddIE; 
+
+   /* Scan mode*/
+   tSirScanType scan_mode;
+
+   /* Scan Completion Event */
+   struct completion scan_req_completion_event;
+
+   vos_event_t scan_finished_event;
+
+   hdd_scan_pending_option_e scan_pending_option;
+
+}hdd_scaninfo_t;
+
+#define WLAN_HDD_ADAPTER_MAGIC 0x574c414e //ASCII "WLAN"
+struct hdd_adapter_s
+{
+   void *pHddCtx;
+
+   device_mode_t device_mode; 
+
+   /** Handle to the network device */
+   struct net_device *dev;
+    
+   //TODO Move this to sta Ctx
+#ifdef CONFIG_CFG80211
+   struct wireless_dev wdev ;
+   struct cfg80211_scan_request *request ; 
+#endif
+
+#ifdef WLAN_FEATURE_P2P
+   /** ops checks if Opportunistic Power Save is Enable or Not
+    * ctw stores ctWindow value once we receive Opps command from 
+    * wpa_supplicant then using ctWindow value we need to Enable 
+    * Opportunistic Power Save
+    */
+    tANI_U8  ops;
+    tANI_U32 ctw;
+#endif
+
+   /** Current MAC Address for the adapter  */       
+   v_MACADDR_t macAddressCurrent;    
+      
+   /**Event Flags*/
+   unsigned long event_flags;
+
+   /**Device TX/RX statistics*/
+   struct net_device_stats stats;
+   /** HDD statistics*/
+   hdd_stats_t hdd_stats;
+   /**Mib information*/
+   sHddMib_t  hdd_mib;
+           
+   tANI_U8 sessionId;
+#ifdef WLAN_FEATURE_P2P   
+   /** p2pSessionId required to open new SME session for P2P 
+    *  Device address which is different from STA MAC Address
+    */ 
+   tANI_U8 p2pSessionId;
+#endif
+
+   /* Completion variable for session close */
+   struct completion session_close_comp_var;
+
+   /* Completion variable for session open */
+   struct completion session_open_comp_var;
+
+   //TODO: move these to sta ctx. These may not be used in AP 
+   /** completion variable for disconnect callback */
+   struct completion disconnect_comp_var;
+
+   /* completion variable for Linkup Event */
+   struct completion linkup_event_var;
+
+
+   /* completion variable for abortscan */
+   struct completion abortscan_event_var;
+#ifdef CONFIG_CFG80211
+   /* completion variable for cancel remain on channel Event */
+   struct completion cancel_rem_on_chan_var;
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
+   /* completion variable for off channel  remain on channel Event */
+   struct completion offchannel_tx_event;
+#endif
+   /* Completion variable for action frame */
+   struct completion tx_action_cnf_event;
+   /* Completion variable for remain on channel ready */
+   struct completion rem_on_chan_ready_event;
+#endif
+
+   /* Track whether the linkup handling is needed  */
+   v_BOOL_t isLinkUpSvcNeeded;
+
+/*************************************************************
+ *  Tx Queues
+ */
+   /** Transmit queues for each AC (VO,VI,BE etc) */
+   hdd_list_t wmm_tx_queue[NUM_TX_QUEUES];
+   /**Track whether VOS is in a low resource state*/
+   v_BOOL_t isVosOutOfResource;
+  
+   /**Track whether OS TX queue has been disabled.*/
+   v_BOOL_t isTxSuspended[NUM_TX_QUEUES];
+
+   /** WMM Status */
+   hdd_wmm_status_t hddWmmStatus;
+/*************************************************************
+ */
+/*************************************************************
+ * TODO - Remove it later
+ */
+    /** Multiple station supports */
+   /** Per-station structure */
+   spinlock_t staInfo_lock; //To protect access to station Info  
+   hdd_station_info_t aStaInfo[WLAN_MAX_STA_COUNT];
+   //v_U8_t uNumActiveStation;
+
+   v_U16_t aTxQueueLimit[NUM_TX_QUEUES];
+/*************************************************************
+ */
+
+#ifdef FEATURE_WLAN_WAPI
+   hdd_wapi_info_t wapi_info;
+#endif
+   
+   v_S7_t rssi;
+#ifdef CONFIG_CFG80211
+   struct work_struct  monTxWorkQueue;
+   struct sk_buff *skb_to_tx;
+#endif
+
+   union {
+      hdd_station_ctx_t station;
+      hdd_ap_ctx_t  ap;
+#ifdef CONFIG_CFG80211   
+      hdd_mon_ctx_t monitor;
+#endif
+   }sessionCtx;
+
+   hdd_scaninfo_t scan_info;
+#ifdef CONFIG_CFG80211
+   hdd_cfg80211_state_t cfg80211State;
+#endif
+
+   //Magic cookie for adapter sanity verification
+   v_U32_t magic;
+   v_BOOL_t higherDtimTransition;
+};
+
+typedef struct hdd_dynamic_mcbcfilter_s
+{
+    v_BOOL_t     enableCfg;
+    v_U8_t       mcastBcastFilterSetting;
+    v_BOOL_t     enableSuspend;
+    v_U8_t       mcBcFilterSuspend;
+}hdd_dynamic_mcbcfilter_t;
+
+#define WLAN_HDD_GET_STATION_CTX_PTR(pAdapter) &(pAdapter)->sessionCtx.station
+#define WLAN_HDD_GET_AP_CTX_PTR(pAdapter) &(pAdapter)->sessionCtx.ap
+#define WLAN_HDD_GET_WEXT_STATE_PTR(pAdapter)  &(pAdapter)->sessionCtx.station.WextState
+#define WLAN_HDD_GET_CTX(pAdapter) (hdd_context_t*)pAdapter->pHddCtx
+#define WLAN_HDD_GET_HAL_CTX(pAdapter)  ((hdd_context_t*)(pAdapter->pHddCtx))->hHal
+#define WLAN_HDD_GET_HOSTAP_STATE_PTR(pAdapter) &(pAdapter)->sessionCtx.ap.HostapdState
+#define WLAN_HDD_GET_CFG_STATE_PTR(pAdapter)  &(pAdapter)->cfg80211State
+#define WLAN_HDD_MAX_MC_ADDR_LIST 10
+
+typedef struct hdd_adapter_list_node
+{
+   hdd_list_node_t node;     // MUST be first element
+   hdd_adapter_t *pAdapter;
+}hdd_adapter_list_node_t;
+
+typedef struct hdd_priv_data_s
+{
+   tANI_U8 *buf;
+   int used_len;
+   int total_len;
+}hdd_priv_data_t;
+
+#ifdef WLAN_FEATURE_PACKET_FILTERING
+typedef struct multicast_addr_list
+{
+   v_U8_t isFilterApplied;
+   v_U8_t mc_cnt;
+   v_U8_t addr[WLAN_HDD_MAX_MC_ADDR_LIST][ETH_ALEN];
+} t_multicast_add_list;
+#endif
+
+/** Adapter stucture definition */
+
+struct hdd_context_s
+{
+   /** Global VOS context  */
+   v_CONTEXT_t pvosContext;
+
+   /** HAL handle...*/
+   tHalHandle hHal;
+
+#ifdef CONFIG_CFG80211
+   struct wiphy *wiphy ;
+#endif
+   //TODO Remove this from here.
+
+   hdd_list_t hddAdapters; //List of adapters
+   /* One per STA: 1 for RX_BCMC_STA_ID and 1 for SAP_SELF_STA_ID*/
+   hdd_adapter_t *sta_to_adapter[WLAN_MAX_STA_COUNT + 3]; //One per sta. For quick reference.
+
+   /** Pointer for firmware image data */
+   const struct firmware *fw;
+   
+   /** Pointer for configuration data */
+   const struct firmware *cfg;
+   
+   /** Pointer for nv data */
+   const struct firmware *nv;
+   
+   /** Pointer to the parent device */
+   struct device *parent_dev;
+
+   pid_t  pid_sdio_claimed;
+   atomic_t sdio_claim_count;
+
+   /** Config values read from qcom_cfg.ini file */ 
+   hdd_config_t *cfg_ini;
+  #ifdef ANI_MANF_DIAG
+   wlan_hdd_ftm_status_t ftm; 
+  #endif
+   /** completion variable for full power callback */
+   struct completion full_pwr_comp_var;
+   /** completion variable for Request BMPS callback */
+   struct completion req_bmps_comp_var;
+   
+   /** completion variable for standby callback */
+   struct completion standby_comp_var;
+   
+#ifdef FEATURE_WLAN_INTEGRATED_SOC
+   /* Completion  variable to indicate Rx Thread Suspended */
+   struct completion rx_sus_event_var;
+#endif // FEATURE_WLAN_INTEGRATED_SOC
+
+   /* Completion  variable to indicate Tx Thread Suspended */
+   struct completion tx_sus_event_var;
+
+   /* Completion  variable to indicate Mc Thread Suspended */
+   struct completion mc_sus_event_var;
+
+
+   v_BOOL_t isWlanSuspended;
+
+   v_BOOL_t isTxThreadSuspended;
+
+   v_BOOL_t isMcThreadSuspended;
+
+#ifdef FEATURE_WLAN_INTEGRATED_SOC
+   v_BOOL_t isRxThreadSuspended;
+#endif
+
+   volatile v_BOOL_t isLogpInProgress;
+
+   v_BOOL_t isLoadUnloadInProgress;
+   
+   /**Track whether driver has been suspended.*/
+   hdd_ps_state_t hdd_ps_state;
+   
+   /* Track whether Mcast/Bcast Filter is enabled.*/
+   v_BOOL_t hdd_mcastbcast_filter_set;
+
+   /* Track whether ignore DTIM is enabled*/
+   v_BOOL_t hdd_ignore_dtim_enabled;
+   v_U32_t hdd_actual_ignore_DTIM_value;
+   v_U32_t hdd_actual_LI_value; 
+
+   
+   v_BOOL_t hdd_wlan_suspended;
+   
+   spinlock_t filter_lock;
+   
+   /* Lock to avoid race condtion during start/stop bss*/
+   struct mutex sap_lock;
+   
+   /** ptt Process ID*/
+   v_SINT_t ptt_pid;
+
+   v_U8_t change_iface;
+
+   /** Concurrency Parameters*/
+   tVOS_CONCURRENCY_MODE concurrency_mode;
+
+   v_U16_t no_of_sessions[VOS_MAX_NO_OF_MODE];
+
+   hdd_chip_reset_stats_t hddChipResetStats;
+   /* Number of times riva restarted */
+   v_U32_t  hddRivaResetStats;
+   
+   hdd_dynamic_mcbcfilter_t dynamic_mcbc_filter;
+   
+   /* Can we allow AMP connection right now*/
+   v_BOOL_t isAmpAllowed;
+   
+#ifdef WLAN_FEATURE_P2P
+   /** P2P Device MAC Address for the adapter  */
+   v_MACADDR_t p2pDeviceAddress;
+#endif
+
+   /* Thermal mitigation information */
+   hdd_thermal_mitigation_info_t tmInfo;
+#ifdef WLAN_FEATURE_PACKET_FILTERING
+   t_multicast_add_list mc_addr_list;
+#endif
+};
+
+
+
+/*--------------------------------------------------------------------------- 
+  Function declarations and documenation
+  -------------------------------------------------------------------------*/ 
+VOS_STATUS hdd_get_front_adapter( hdd_context_t *pHddCtx,
+                                  hdd_adapter_list_node_t** ppAdapterNode);
+
+VOS_STATUS hdd_get_next_adapter( hdd_context_t *pHddCtx,
+                                 hdd_adapter_list_node_t* pAdapterNode,
+                                 hdd_adapter_list_node_t** pNextAdapterNode);
+
+VOS_STATUS hdd_remove_adapter( hdd_context_t *pHddCtx,
+                               hdd_adapter_list_node_t* pAdapterNode);
+
+VOS_STATUS hdd_remove_front_adapter( hdd_context_t *pHddCtx,
+                                     hdd_adapter_list_node_t** ppAdapterNode);
+
+VOS_STATUS hdd_add_adapter_back( hdd_context_t *pHddCtx,
+                                 hdd_adapter_list_node_t* pAdapterNode);
+
+VOS_STATUS hdd_add_adapter_front( hdd_context_t *pHddCtx,
+                                  hdd_adapter_list_node_t* pAdapterNode);
+
+hdd_adapter_t* hdd_open_adapter( hdd_context_t *pHddCtx, tANI_U8 session_type,
+                                 char* name, tSirMacAddr macAddr, tANI_U8 rtnl_held );
+VOS_STATUS hdd_close_adapter( hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter, tANI_U8 rtnl_held );
+VOS_STATUS hdd_close_all_adapters( hdd_context_t *pHddCtx );
+VOS_STATUS hdd_stop_all_adapters( hdd_context_t *pHddCtx );
+VOS_STATUS hdd_reset_all_adapters( hdd_context_t *pHddCtx );
+VOS_STATUS hdd_start_all_adapters( hdd_context_t *pHddCtx );
+VOS_STATUS hdd_reconnect_all_adapters( hdd_context_t *pHddCtx );
+hdd_adapter_t * hdd_get_adapter_by_name( hdd_context_t *pHddCtx, tANI_U8 *name );
+hdd_adapter_t * hdd_get_adapter_by_macaddr( hdd_context_t *pHddCtx, tSirMacAddr macAddr );
+hdd_adapter_t * hdd_get_mon_adapter( hdd_context_t *pHddCtx );
+VOS_STATUS hdd_init_station_mode( hdd_adapter_t *pAdapter );
+hdd_adapter_t * hdd_get_adapter( hdd_context_t *pHddCtx, device_mode_t mode );
+void hdd_deinit_adapter( hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter );
+VOS_STATUS hdd_stop_adapter( hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter );
+void hdd_set_station_ops( struct net_device *pWlanDev );
+tANI_U8* wlan_hdd_get_intf_addr(hdd_context_t* pHddCtx);
+void wlan_hdd_release_intf_addr(hdd_context_t* pHddCtx, tANI_U8* releaseAddr);
+v_U8_t hdd_get_operating_channel( hdd_context_t *pHddCtx, device_mode_t mode );
+
+
+#if defined(WLAN_SOFTAP_FEATURE) || defined(ANI_MANF_DIAG)
+void hdd_set_conparam ( v_UINT_t newParam );
+tVOS_CON_MODE hdd_get_conparam( void );
+#endif
+
+void wlan_hdd_enable_deepsleep(v_VOID_t * pVosContext);
+v_BOOL_t hdd_is_apps_power_collapse_allowed(hdd_context_t* pHddCtx);
+void hdd_abort_mac_scan(hdd_context_t *pHddCtx);
+#ifdef CONFIG_CFG80211
+void wlan_hdd_set_monitor_tx_adapter( hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter );
+void hdd_cleanup_actionframe( hdd_context_t *pHddCtx, hdd_adapter_t *pAdapter );
+#endif
+void wlan_hdd_set_concurrency_mode(hdd_context_t *pHddCtx, tVOS_CON_MODE mode);
+void wlan_hdd_clear_concurrency_mode(hdd_context_t *pHddCtx, tVOS_CON_MODE mode);
+void wlan_hdd_reset_prob_rspies(hdd_adapter_t* pHostapdAdapter);
+void hdd_prevent_suspend(void);
+void hdd_allow_suspend(void);
+v_U8_t hdd_is_ssr_required(void);
+void hdd_set_ssr_required(v_U8_t value);
+
+VOS_STATUS hdd_enable_bmps_imps(hdd_context_t *pHddCtx);
+VOS_STATUS hdd_disable_bmps_imps(hdd_context_t *pHddCtx, tANI_U8 session_type);
+
+eHalStatus hdd_smeCloseSessionCallback(void *pContext);
+#endif    // end #if !defined( WLAN_HDD_MAIN_H )