drivers/staging/csr/unifi_priv.h

   1 /*
   2  *****************************************************************************
   3  *
   4  * FILE : unifi_priv.h
   5  *
   6  * PURPOSE : Private header file for unifi driver.
   7  *
   8  *           UDI = UniFi Debug Interface
   9  *
  10  * Copyright (C) 2005-2009 by Cambridge Silicon Radio Ltd.
  11  *
  12  * Refer to LICENSE.txt included with this source code for details on
  13  * the license terms.
  14  *
  15  *****************************************************************************
  16  */
  17 #ifndef __LINUX_UNIFI_PRIV_H__
  18 #define __LINUX_UNIFI_PRIV_H__ 1
  19
  20 #include <linux/version.h>
  21 #include <linux/module.h>
  22 #include <linux/string.h>
  23 #include <linux/errno.h>
  24 #include <linux/kernel.h>
  25 #include <linux/wait.h>
  26 #include <linux/sched.h>
  27 #include <linux/delay.h>
  28 #include <linux/netdevice.h>
  29 #include <linux/wireless.h>
  30 #include <linux/cdev.h>
  31 #include <linux/kthread.h>
  32 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,19)
  33 #include <linux/freezer.h>
  34 #endif
  35
  36 #ifdef CSR_WIFI_SUPPORT_MMC_DRIVER
  37 #include <linux/mmc/core.h>
  38 #include <linux/mmc/card.h>
  39 #include <linux/mmc/host.h>
  40 #include <linux/mmc/sdio_func.h>
  41 #include <linux/mmc/sdio_ids.h>
  42 #include <linux/mmc/sdio.h>
  43 #endif /* CSR_WIFI_SUPPORT_MMC_DRIVER */
  44
  45 #include <linux/fs.h>
  46
  47 #ifdef ANDROID_BUILD
  48 #include <linux/wakelock.h>
  49 #endif
  50
  51 #include "csr_wifi_hip_unifi.h"
  52 #include "csr_wifi_hip_unifi_udi.h"
  53 #include "csr_wifi_router_lib.h"
  54 #include "unifiio.h"
  55 #ifndef CSR_WIFI_HIP_TA_DISABLE
  56 #include "csr_wifi_vif_utils.h"
  57 #endif
  58
  59 /* Define the unifi_priv_t before include the unifi_native.h */
  60 struct unifi_priv;
  61 typedef struct unifi_priv unifi_priv_t;
  62 #ifdef CSR_SUPPORT_WEXT_AP
  63 struct CsrWifiSmeApConfig;
  64 typedef struct CsrWifiSmeApConfig CsrWifiSmeApConfig_t;
  65 #endif
  66 #ifdef CSR_SUPPORT_WEXT
  67 #include "unifi_wext.h"
  68 #endif
  69
  70 #ifdef ANDROID_BUILD
  71 extern struct wake_lock unifi_sdio_wake_lock;
  72 #endif
  73
  74 #include "unifi_clients.h"
  75
  76
  77 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
  78 #include <linux/workqueue.h>
  79
  80 #undef INIT_WORK
  81 #define INIT_WORK(_work, _func)                                         \
  82     do {                                                                \
  83         INIT_LIST_HEAD(&(_work)->entry);                                \
  84         (_work)->pending = 0;                                           \
  85         PREPARE_WORK((_work), (_func), (_work));                        \
  86         init_timer(&(_work)->timer);                                    \
  87     } while(0)
  88
  89 #endif  /* Linux kernel < 2.6.20 */
  90
  91
  92 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
  93 #define UF_NETIF_TX_WAKE_ALL_QUEUES(_netdev)    netif_tx_wake_all_queues(_netdev)
  94 #define UF_NETIF_TX_START_ALL_QUEUES(_netdev)   netif_tx_start_all_queues(_netdev)
  95 #define UF_NETIF_TX_STOP_ALL_QUEUES(_netdev)    netif_tx_stop_all_queues(_netdev)
  96 #else
  97 #define UF_NETIF_TX_WAKE_ALL_QUEUES(_netdev)    netif_wake_queue(_netdev)
  98 #define UF_NETIF_TX_START_ALL_QUEUES(_netdev)   netif_start_queue(_netdev)
  99 #define UF_NETIF_TX_STOP_ALL_QUEUES(_netdev)    netif_stop_queue(_netdev)
 100 #endif  /* Linux kernel >= 2.6.27 */
 101
 102
 103 #ifdef CSR_NATIVE_LINUX
 104 #include "sme_native/unifi_native.h"
 105 #else
 106 #include "unifi_sme.h"
 107 #endif
 108
 109 /* The device major number to use when registering the udi driver */
 110 #define UNIFI_NAME      "unifi"
 111 /*
 112  * MAX_UNIFI_DEVS defines the maximum number of UniFi devices that can be present.
 113  * This number should be set to the number of SDIO slots supported by the SDIO
 114  * host controller on the platform.
 115  * Note: If MAX_UNIFI_DEVS value changes, fw_init[] needs to be corrected in drv.c
 116  */
 117 #define MAX_UNIFI_DEVS  2
 118
 119 /* 802.11 Mac header offsets */
 120 #define MAC_HEADER_SIZE  24
 121 #define QOS_CONTROL_HEADER_SIZE 2
 122 #define HT_CONTROL_HEADER_SIZE  4
 123 #define QOS_DATA 0x8
 124 #define QOS_DATA_NULL 0xc
 125 #define DATA_NULL 0x04
 126 #define FRAME_CONTROL_ORDER_BIT 0x8000
 127 #define FRAME_CONTROL_TYPE_FIELD_OFFSET  2
 128 #define FRAME_CONTROL_SUBTYPE_FIELD_OFFSET  4
 129 #define IEEE802_11_FRAMETYPE_DATA 0x02
 130 #define IEEE802_11_FRAMETYPE_CONTROL 0x01
 131 #define IEEE802_11_FRAMETYPE_MANAGEMENT 0x00
 132 #define IEEE802_11_FRAMETYPE_RESERVED 0x03
 133
 134 /* octet offset from start of mac header for certain fields */
 135 #define IEEE802_11_ADDR3_OFFSET 16
 136 #define IEEE802_11_SEQUENCE_CONTROL_OFFSET 22
 137 #define IEEE802_11_MAX_DATA_LEN 2304
 138
 139 /* frame control (FC) masks, for frame control as 16 bit integer */
 140 #define IEEE802_11_FC_TO_DS_MASK 0x100
 141 #define IEEE802_11_FC_FROM_DS_MASK 0x200
 142 #define IEEE802_11_FC_MOREDATA_MASK 0x2000
 143 #define IEEE802_11_FC_PROTECTED_MASK 0x4000
 144 #define IEEE80211_FC_ORDER_MASK 0x8000
 145 #define IEEE80211_FC_SUBTYPE_MASK 0x00f0
 146 #define IEEE80211_FC_TYPE_MASK 0x000c
 147 #define IEEE80211_FC_PROTO_VERSION_MASK 0x0003
 148
 149 /*  selected type and subtype combinations as in 7.1.3.1 table 1
 150     For frame control as 16 bit integer, or for ls octet
 151 */
 152 #define IEEE802_11_FC_TYPE_DATA 0x08
 153 #define IEEE802_11_FC_TYPE_NULL 0x48
 154 #define IEEE802_11_FC_TYPE_QOS_NULL 0xc8
 155 #define IEEE802_11_FC_TYPE_QOS_DATA 0x88
 156
 157 #define IEEE802_11_FC_TYPE_DATA_SUBTYPE_RESERVED 0x0D
 158
 159 /* qos control (QC) masks for qos control as 16 bit integer, or for ls octet */
 160 #define IEEE802_11_QC_TID_MASK 0x0f
 161 #define IEEE802_11_QC_A_MSDU_PRESENT 0x80
 162
 163 #if (defined(CSR_WIFI_SECURITY_WAPI_ENABLE) && defined(CSR_WIFI_SECURITY_WAPI_QOSCTRL_MIC_WORKAROUND))
 164 #define IEEE802_11_QC_NON_TID_BITS_MASK 0xFFF0
 165 #endif
 166
 167 #define CSR_WIFI_EAPOL_M4_HOST_TAG 0x50000000
 168 #define IEEE802_11_DATA_FRAME_MAC_HEADER_SIZE 36
 169 #define MAX_ACCESS_CATOGORY 4
 170
 171 /* Time in us to check for inactivity of stations 5 mins */
 172 #define INACTIVITY_CHECK_INTERVAL   300000000
 173 /* Time in us before a station is flagged as inactive */
 174 #define MAX_INACTIVITY_INTERVAL     300000000
 175
 176
 177 /* Define for maximum BA session */
 178 #define MAX_SUPPORTED_BA_SESSIONS_TX   1
 179 #define MAX_SUPPORTED_BA_SESSIONS_RX   4
 180
 181 #define MAX_BA_WIND_SIZE 64
 182 #define MAC_HEADER_ADDR1_OFFSET     4
 183 #define MAC_HEADER_ADDR2_OFFSET     10
 184
 185 /* Define for age (in us) value for frames in MPDU reorder buffer */
 186 #define CSR_WIFI_BA_MPDU_FRAME_AGE_TIMEOUT  30000 /* 30 milli seconds */
 187
 188 /* This macro used in prepare_and_add_macheader*/
 189 #define ADDRESS_ONE_OFFSET 20
 190
 191 /* Defines for STA inactivity detection */
 192 #define     STA_INACTIVE_DETECTION_TRIGGER_THRESHOLD           1                /* in number of stations */
 193 #define     STA_INACTIVE_DETECTION_TIMER_INTERVAL              30               /* in seconds */
 194 #define     STA_INACTIVE_TIMEOUT_VAL                           120*1000*1000    /* 120 seconds */
 195
 196 /* Test for modes requiring AP firmware patch */
 197 #define CSR_WIFI_HIP_IS_AP_FW(mode) ((((mode) == CSR_WIFI_ROUTER_CTRL_MODE_AP) || \
 198                                       ((mode) == CSR_WIFI_ROUTER_CTRL_MODE_P2PGO)) ? TRUE : FALSE)
 199
 200 /* Defines used in beacon filtering in case of P2P */
 201 #define CSR_WIFI_P2P_WILDCARD_SSID_LENGTH        0x7
 202 #define CSR_WIFI_80211_FRAME_SUBTYPE_BEACON      0x8
 203 #define CSR_WIFI_BEACON_FIXED_LENGTH             12
 204 #define CSR_WIFI_FRAME_SUBTYPE_BIT_OFFSET        4
 205 #define CSR_WIFI_80211_FRAME_SUBTYPE_BIT_MASK    ((u8)(0xF << CSR_WIFI_FRAME_SUBTYPE_BIT_OFFSET))
 206
 207 #define CSR_WIFI_80211_GET_FRAME_SUBTYPE(frameBuffer) \
 208     ((u8)(((u8 *)frameBuffer)[0] & CSR_WIFI_80211_FRAME_SUBTYPE_BIT_MASK) >> CSR_WIFI_FRAME_SUBTYPE_BIT_OFFSET)
 209
 210 /* For M4 request received via netdev*/
 211
 212 typedef u8 CsrWifiPacketType;
 213 #define CSR_WIFI_UNICAST_PDU   ((CsrWifiPacketType) 0x00)
 214 #define CSR_WIFI_MULTICAST_PDU ((CsrWifiPacketType) 0x1)
 215 #define CSR_WIFI_BROADCAST_PDU ((CsrWifiPacketType) 0x2)
 216
 217 #define PRIO_TO_NICE(prio)  ((prio) - MAX_RT_PRIO - 20)
 218
 219 /* Module parameter variables */
 220 extern int buswidth;
 221 extern int sdio_clock;
 222 extern int use_5g;
 223 extern int disable_hw_reset;
 224 extern int disable_power_control;
 225 extern int enable_wol;
 226 extern int sme_debug;
 227 extern int fw_init[MAX_UNIFI_DEVS];
 228 extern int tl_80211d;
 229 extern int sdio_byte_mode;
 230 extern int sdio_block_size;
 231 extern int coredump_max;
 232 extern int run_bh_once;
 233 extern int bh_priority;
 234 #ifdef CSR_WIFI_HIP_DEBUG_OFFLINE
 235 extern int log_hip_signals;
 236 #endif
 237
 238 struct dlpriv {
 239     const unsigned char *dl_data;
 240     int dl_len;
 241     void *fw_desc;
 242 };
 243
 244
 245 struct uf_thread {
 246
 247     struct task_struct *thread_task;
 248
 249     /* wait_queue for waking the unifi_thread kernel thread */
 250     wait_queue_head_t wakeup_q;
 251     unsigned int wakeup_flag;
 252
 253     /*
 254      * Use it to block the I/O thread when
 255      * an error occurs or UniFi is reinitialised.
 256      */
 257     int block_thread;
 258
 259     char name[16];
 260     int prio;
 261 };
 262
 263 /*
 264  * Link list to hold the received packets for the period the port
 265  * remains closed.
 266  */
 267 typedef struct rx_buffered_packets {
 268     /* List link structure */
 269     struct list_head q;
 270     /* Packet to indicate when the port reopens */
 271     struct sk_buff *skb;
 272     /* Bulkdata to free in case the port closes and need to discard the packet */
 273     bulk_data_param_t bulkdata;
 274     /* The source address of the packet */
 275     CsrWifiMacAddress sa;
 276     /* The destination address of the packet */
 277     CsrWifiMacAddress da;
 278     /* Corresponding signal */
 279     CSR_SIGNAL signal;
 280 } rx_buffered_packets_t;
 281
 282
 283 typedef u8 CsrWifiAcPowersaveMode;
 284 #define CSR_WIFI_AC_TRIGGER_ONLY_ENABLED 0x00
 285 #define CSR_WIFI_AC_DELIVERY_ONLY_ENABLE 0X01
 286 #define CSR_WIFI_AC_TRIGGER_AND_DELIVERY_ENABLED 0X03
 287 #define CSR_WIFI_AC_LEGACY_POWER_SAVE 0X02
 288
 289
 290 #define IS_DELIVERY_ENABLED(mode) (mode & CSR_WIFI_AC_DELIVERY_ONLY_ENABLE)? 1: 0
 291 #define IS_DELIVERY_AND_TRIGGER_ENABLED(mode) ((mode & CSR_WIFI_AC_DELIVERY_ONLY_ENABLE)||(mode & CSR_WIFI_AC_TRIGGER_AND_DELIVERY_ENABLED))? 1: 0
 292 #define IS_DTIM_ACTIVE(flag,hostTag) ((flag == TRUE || hostTag != INVALID_HOST_TAG))
 293 #define INVALID_HOST_TAG 0xFFFFFFFF
 294 #define UNIFI_TRAFFIC_Q_CONTENTION UNIFI_TRAFFIC_Q_BE
 295
 296
 297
 298
 299 /* Queue to be used for contention priority */
 300
 301 /*
 302  * Link list to hold the tx packets for the period the peer
 303  * powersave/free slots in unifi
 304  */
 305 typedef struct tx_buffered_packets {
 306     /* List link structure */
 307     struct list_head q;
 308     u16 interfaceTag;
 309     CSR_CLIENT_TAG hostTag;
 310     CSR_PROCESS_ID leSenderProcessId;
 311     CSR_TRANSMISSION_CONTROL transmissionControl;
 312     CSR_RATE rate;
 313     /* Bulkdata to free in case the port closes and need to discard the packet */
 314     bulk_data_desc_t bulkdata;
 315     /* The source address of the packet */
 316     CsrWifiMacAddress peerMacAddress;
 317     CSR_PRIORITY priority;
 318 } tx_buffered_packets_t;
 319
 320 /* station record has this data structure */
 321 typedef struct CsrWifiRouterCtrlStaInfo_t {
 322
 323     /* Sme sends these parameters */
 324     CsrWifiMacAddress peerMacAddress;
 325     u32 assignedHandle;
 326     u8 wmmOrQosEnabled;
 327     CsrWifiAcPowersaveMode powersaveMode[MAX_ACCESS_CATOGORY];
 328     u16 maxSpLength;
 329     u8 uapsdActive;
 330     u16 noOfSpFramesSent;
 331
 332     /* Router/Driver database */
 333 #ifdef CSR_SUPPORT_SME
 334     unifi_port_cfg_t *peerControlledPort;
 335     unifi_port_cfg_t *peerUnControlledPort;
 336
 337     /* Inactivity feature parameters */
 338     struct netInterface_priv *interfacePriv;
 339     struct work_struct send_disconnected_ind_task;
 340     u8 activity_flag;
 341     u16 listenIntervalInTus;
 342     CSR_CLIENT_TAG nullDataHostTag;
 343
 344     /* Activity timestamps for the station */
 345     CsrTime lastActivity;
 346
 347     /* during m/c transmission sp suspended */
 348     u8 uspSuspend;
 349     CSR_PRIORITY triggerFramePriority;
 350 #endif
 351     CsrWifiRouterCtrlPeerStatus currentPeerState;
 352     struct list_head dataPdu[MAX_ACCESS_CATOGORY];
 353     struct list_head mgtFrames;
 354     u8 spStatus;
 355     u8 prevFrmType;
 356     u8 prevFrmAccessCatogory;
 357     u8 protection;
 358     u16 aid;
 359     u8 txSuspend;
 360     u8 timSet;
 361     /* Dont change the value of below macro for SET & RESET */
 362 #define CSR_WIFI_TIM_RESET       0
 363 #define CSR_WIFI_TIM_SET         1
 364 #define CSR_WIFI_TIM_RESETTING   2
 365 #define CSR_WIFI_TIM_SETTING     3
 366
 367     u8 timRequestPendingFlag;
 368     u8 updateTimReqQueued;
 369     u16 noOfPktQueued;
 370 }CsrWifiRouterCtrlStaInfo_t;
 371
 372 #ifdef CSR_SUPPORT_WEXT_AP
 373 struct CsrWifiSmeApConfig {
 374     CsrWifiSsid ssid;
 375     u16 channel;
 376     CsrWifiNmeApCredentials credentials;
 377     u8 max_connections;
 378     u8 if_index;
 379 };
 380 #endif
 381
 382 #ifdef CSR_WIFI_RX_PATH_SPLIT
 383 /* This is a test code and may be removed later*/
 384 #define CSR_WIFI_RX_SIGNAL_BUFFER_SIZE    (60+1)
 385
 386 typedef struct
 387 {
 388     u8 *bufptr; /* Signal Primitive */
 389     bulk_data_param_t data_ptrs; /* Bulk Data pointers */
 390     u16 sig_len;
 391 }rx_buff_struct_t;
 392
 393 typedef struct
 394 {
 395     u8 writePointer; /**< write pointer */
 396     u8 readPointer;  /**< read pointer */
 397     u8 size;         /**< size of circular buffer */
 398     rx_buff_struct_t rx_buff[CSR_WIFI_RX_SIGNAL_BUFFER_SIZE];    /**< Element of ciruclar buffer */
 399 } rxCircularBuffer_t;
 400
 401 void rx_wq_handler(struct work_struct *work);
 402 #endif
 403
 404 struct unifi_priv {
 405
 406     card_t *card;
 407     CsrSdioFunction *sdio;
 408
 409     /* Index into Unifi_instances[] for this device. */
 410     int instance;
 411     /* Reference count for this instance */
 412     int ref_count;
 413
 414     /* Firmware images */
 415     struct dlpriv fw_sta;
 416     struct dlpriv fw_conv;  /* used for conversion of production test image */
 417
 418     /* Char device related structures */
 419     struct cdev unifi_cdev;
 420     struct cdev unifiudi_cdev;
 421     struct device *unifi_device;
 422
 423     /* Which wireless interface to use (1 - 2.4GHz, 2 - 5GHz) */
 424     CSR_IFINTERFACE if_index;
 425
 426     /* For multiple interface support */
 427     struct net_device *netdev[CSR_WIFI_NUM_INTERFACES];
 428     struct netInterface_priv *interfacePriv[CSR_WIFI_NUM_INTERFACES];
 429
 430     u8 totalInterfaceCount;
 431
 432     int prev_queue;
 433
 434     /* Name of node under /proc */
 435     char proc_entry_name[64];
 436
 437     /*
 438      * Flags:
 439      *  drop_unencrypted
 440      *                - Not used?
 441      *  netdev_registered
 442      *                - whether the netdev has been registered.
 443      */
 444     unsigned int drop_unencrypted       : 1;
 445
 446     /* Our list of unifi linux clients. */
 447     ul_client_t ul_clients[MAX_UDI_CLIENTS];
 448
 449     /* Mutex to protect using the logging hook after UDI client is gone */
 450     struct semaphore udi_logging_mutex;
 451     /* Pointer to the ul_clients[] array */
 452     ul_client_t *logging_client;
 453
 454     /* A ul_client_t* used to send the netdev related MIB requests. */
 455     ul_client_t *netdev_client;
 456
 457     /* The SME ul_client_t pointer. */
 458     ul_client_t *sme_cli;
 459
 460     /* The AMP ul_client_t pointer. */
 461     ul_client_t *amp_client;
 462
 463     /*
 464      * Semaphore for locking the top-half to one user process.
 465      * This is necessary to prevent multiple processes calling driver
 466      * operations. This can happen because the network driver entry points
 467      * can be called from multiple processes.
 468      */
 469 #ifdef USE_DRIVER_LOCK
 470     struct semaphore lock;
 471 #endif /* USE_DRIVER_LOCK */
 472
 473     /* Flag to say that an operation was aborted */
 474     int io_aborted;
 475
 476     struct uf_thread bh_thread;
 477
 478 #define UNIFI_INIT_NONE         0x00
 479 #define UNIFI_INIT_IN_PROGRESS  0x01
 480 #define UNIFI_INIT_FW_DOWNLOADED 0x02
 481 #define UNIFI_INIT_COMPLETED    0x04
 482     unsigned char init_progress;
 483
 484     int sme_is_present;
 485
 486     /* The WMM features that UniFi uses in the current BSS */
 487     unsigned int sta_wmm_capabilities;
 488
 489     /* Debug only */
 490     char last_debug_string[256];
 491     unsigned short last_debug_word16[16];
 492
 493 #ifdef CSR_SUPPORT_SME
 494   /* lock to protect the tx queues list */
 495     spinlock_t tx_q_lock;
 496     u8 allPeerDozing;
 497     u8 pausedStaHandle[MAX_ACCESS_CATOGORY];
 498     /* Max packet the driver can queue, irrespective of interface number */
 499     u16 noOfPktQueuedInDriver;
 500 #define CSR_WIFI_DRIVER_SUPPORT_FOR_MAX_PKT_QUEUEING 512
 501 #define CSR_WIFI_DRIVER_MAX_PKT_QUEUING_THRESHOLD_PER_PEER 64
 502 #define CSR_WIFI_DRIVER_MINIMUM_BROADCAST_PKT_THRESHOLD 3
 503
 504     u8 routerBufferEnable[MAX_ACCESS_CATOGORY];
 505     /* lock to protect stainfo members and priv members*/
 506     spinlock_t staRecord_lock;
 507 #endif
 508 #ifdef CSR_NATIVE_LINUX
 509 #ifdef CSR_SUPPORT_WEXT
 510     /* wireless config */
 511     struct wext_config wext_conf;
 512 #endif
 513
 514     /* Mutex to protect the MLME blocking requests */
 515     struct semaphore mlme_blocking_mutex;
 516
 517     /* The ul_client that provides the blocking API for WEXT calls */
 518     ul_client_t *wext_client;
 519
 520 #endif /* CSR_NATIVE_LINUX */
 521
 522 #ifdef CSR_SUPPORT_SME
 523     wait_queue_head_t sme_request_wq;
 524     /* Semaphore to protect the SME blocking requests */
 525     struct semaphore sme_sem;
 526     /* Structure to hold the SME blocking requests data*/
 527     sme_reply_t sme_reply;
 528
 529     /* Structure to hold a traffic protocol indication */
 530     struct ta_ind {
 531         struct work_struct task;
 532         CsrWifiRouterCtrlTrafficPacketType packet_type;
 533         CsrWifiRouterCtrlProtocolDirection direction;
 534         CsrWifiMacAddress src_addr;
 535         int in_use;
 536     } ta_ind_work;
 537
 538     struct ta_sample_ind {
 539         struct work_struct task;
 540         CsrWifiRouterCtrlTrafficStats stats;
 541         int in_use;
 542     } ta_sample_ind_work;
 543
 544     __be32 sta_ip_address;
 545     CsrWifiRouterCtrlSmeVersions    sme_versions;
 546
 547     /*
 548      * Flag to reflect state of unifi_sys_wifi_on_*() progress.
 549      * This indicates whether we are in an "wifi on" state when we are
 550      * allowed to indication errors with unifi_mgt_wifi_off_ind()
 551      */
 552     enum {
 553         wifi_on_unspecified = -1,
 554         wifi_on_in_progress = 0,
 555         wifi_on_done = 1,
 556     } wifi_on_state;
 557
 558     /* Userspace TaskId for the SME Set when a wifi on req is received */
 559     CsrSchedQid CSR_WIFI_SME_IFACEQUEUE;
 560
 561     struct work_struct multicast_list_task;
 562     /*
 563      * The SME installs filters to ask for specific MA-UNITDATA.req
 564      * to be passed to different SME components.
 565      */
 566 #define MAX_MA_UNIDATA_IND_FILTERS      8
 567     sme_ma_unidata_ind_filter_t sme_unidata_ind_filters[MAX_MA_UNIDATA_IND_FILTERS];
 568
 569 /* UNIFI_CFG related parameters */
 570     uf_cfg_bcast_packet_filter_t packet_filters;
 571     unsigned char *filter_tclas_ies;
 572  /* The structure that holds all the connection configuration. */
 573     CsrWifiSmeConnectionConfig connection_config;
 574 #ifdef CSR_SUPPORT_WEXT
 575
 576     int ignore_bssid_join;
 577     struct iw_statistics wext_wireless_stats;
 578
 579     /* The MIB and MAC address files contents, read from userspace */
 580     CsrWifiSmeDataBlock mib_data;
 581     CsrWifiMacAddress sta_mac_address;
 582
 583     int wep_tx_key_index;
 584     wep_key_t wep_keys[NUM_WEPKEYS];
 585
 586
 587 #ifdef CSR_SUPPORT_WEXT_AP
 588     CsrWifiSmeApMacConfig ap_mac_config;
 589     CsrWifiNmeApConfig group_sec_config;
 590     CsrWifiSmeApConfig_t ap_config;
 591 #endif
 592     struct work_struct sme_config_task;
 593
 594 #endif /* CSR_SUPPORT_WEXT */
 595
 596 #endif /* CSR_SUPPORT_SME */
 597
 598 #ifdef CSR_SME_USERSPACE
 599     void *smepriv;
 600 #endif /* CSR_SME_USERSPACE */
 601
 602     card_info_t card_info;
 603
 604     /* Mutex to protect unifi_send_signal() */
 605     spinlock_t send_signal_lock;
 606
 607
 608     /*
 609      * The workqueue to offload the TA run
 610      * and the multicast addresses list set
 611      */
 612     struct workqueue_struct *unifi_workqueue;
 613
 614     unsigned char *mib_cfm_buffer;
 615     unsigned int mib_cfm_buffer_length;
 616
 617     int ptest_mode;     /* Set when in production test mode */
 618     int coredump_mode;  /* Set when SME has requested a coredump */
 619     u8 wol_suspend; /* Set when suspending with UniFi powered */
 620
 621 #define UF_UNCONTROLLED_PORT_Q      0
 622 #define UF_CONTROLLED_PORT_Q        1
 623
 624     /* Semaphore to protect the rx queues list */
 625     struct semaphore rx_q_sem;
 626
 627     /* Spinlock to protect M4 data */
 628     spinlock_t m4_lock;
 629     /* Mutex to protect BA RX data */
 630     struct semaphore ba_mutex;
 631
 632 #if (defined(CSR_WIFI_SECURITY_WAPI_ENABLE) && defined(CSR_WIFI_SECURITY_WAPI_SW_ENCRYPTION))
 633     /* Spinlock to protect the WAPI data */
 634     spinlock_t wapi_lock;
 635 #endif
 636
 637 #ifndef ALLOW_Q_PAUSE
 638     /* Array to indicate if a particular Tx queue is paused, this may not be
 639      * required in a multiqueue implementation since we can directly stop kernel
 640      * queues */
 641     u8 tx_q_paused_flag[UNIFI_TRAFFIC_Q_MAX];
 642 #endif
 643
 644 #ifdef CSR_WIFI_RX_PATH_SPLIT
 645     struct workqueue_struct *rx_workqueue;
 646     struct work_struct rx_work_struct;
 647     rxCircularBuffer_t rxSignalBuffer;
 648
 649 #endif
 650
 651     u32 rxTcpThroughput;
 652     u32 txTcpThroughput;
 653     u32 rxUdpThroughput;
 654     u32 txUdpThroughput;
 655
 656 #ifdef CSR_WIFI_SECURITY_WAPI_ENABLE
 657     /*Set if multicast KeyID = 1*/
 658     u8 wapi_multicast_filter;
 659     /*Set if unicast KeyID = 1*/
 660     u8 wapi_unicast_filter;
 661     u8 wapi_unicast_queued_pkt_filter;
 662 #ifdef CSR_WIFI_SECURITY_WAPI_QOSCTRL_MIC_WORKAROUND
 663     u8  isWapiConnection;
 664 #endif
 665 #endif
 666
 667 #ifdef CSR_WIFI_SPLIT_PATCH
 668     CsrWifiRouterCtrlModeSetReq pending_mode_set;
 669 #endif
 670
 671     u8 cmanrTestMode;
 672     CSR_RATE cmanrTestModeTransmitRate;
 673
 674 };
 675
 676 typedef struct {
 677     u16 queue_length[4];
 678     u8 os_queue_paused;
 679 } unifi_OsQosInfo;
 680
 681
 682 typedef struct {
 683     u8 active;
 684     bulk_data_param_t bulkdata;
 685     CSR_SIGNAL signal;
 686     u16 sn;
 687     CsrTime recv_time;
 688 } frame_desc_struct;
 689
 690 typedef struct {
 691     frame_desc_struct *buffer;
 692     u16 wind_size;
 693     u16 occupied_slots;
 694     struct timer_list timer;
 695     u16 timeout;
 696     u16 expected_sn;
 697     u16 start_sn;
 698     u8   trigger_ba_after_ssn;
 699     struct netInterface_priv *interfacePriv;
 700     u16 tID;
 701     CsrWifiMacAddress macAddress;
 702     struct work_struct send_ba_err_task;
 703 } ba_session_rx_struct;
 704
 705
 706 typedef struct {
 707     struct netInterface_priv *interfacePriv;
 708     u16 tID;
 709     CsrWifiMacAddress macAddress;
 710 } ba_session_tx_struct;
 711
 712 typedef struct netInterface_priv
 713 {
 714     u16 InterfaceTag;
 715     struct unifi_priv *privPtr;
 716     ba_session_tx_struct *ba_session_tx[MAX_SUPPORTED_BA_SESSIONS_TX];
 717     ba_session_rx_struct *ba_session_rx[MAX_SUPPORTED_BA_SESSIONS_RX];
 718     frame_desc_struct ba_complete[MAX_BA_WIND_SIZE];
 719     u8 ba_complete_index;
 720     u8 queueEnabled[UNIFI_NO_OF_TX_QS];
 721     struct work_struct send_m4_ready_task;
 722 #ifdef CSR_WIFI_SECURITY_WAPI_ENABLE
 723     struct work_struct send_pkt_to_encrypt;
 724 #endif
 725     struct net_device_stats stats;
 726     u8 interfaceMode;
 727     u8 protect;
 728     CsrWifiMacAddress bssid;
 729     /*
 730     * Flag to reflect state of CONNECTED indication signal.
 731     * This indicates whether we are "joined" an Access Point (i.e. have
 732     * nominated an AP and are receiving beacons) but give no indication
 733     * of whether we are authenticated and/or associated.
 734     */
 735     enum {
 736         UnifiConnectedUnknown = -1,
 737         UnifiNotConnected = 0,
 738         UnifiConnected = 1,
 739     } connected;
 740 #ifdef CSR_SUPPORT_WEXT
 741     /* Tracks when we are waiting for a netdevice state change callback */
 742     u8 wait_netdev_change;
 743     /* True if we have successfully registered for netdev callbacks */
 744     u8 netdev_callback_registered;
 745 #endif /* CSR_SUPPORT_WEXT */
 746     unsigned int netdev_registered;
 747 #define UNIFI_MAX_MULTICAST_ADDRESSES 10
 748     /* The multicast addresses list that the thread needs to set. */
 749     u8 mc_list[UNIFI_MAX_MULTICAST_ADDRESSES*ETH_ALEN];
 750     /* The multicast addresses count that the thread needs to set. */
 751     int mc_list_count;
 752     u32 tag;
 753 #ifdef CSR_SUPPORT_SME
 754     /* (un)controlled port configuration */
 755     unifi_port_config_t controlled_data_port;
 756     unifi_port_config_t uncontrolled_data_port;
 757
 758     /* station record maintenance related data structures */
 759     u8 num_stations_joined;
 760     CsrWifiRouterCtrlStaInfo_t *(staInfo)[UNIFI_MAX_CONNECTIONS];
 761     struct list_head genericMgtFrames;
 762     struct list_head genericMulticastOrBroadCastFrames;
 763     struct list_head genericMulticastOrBroadCastMgtFrames;
 764
 765     /* Timer for detecting station inactivity */
 766     struct timer_list sta_activity_check_timer;
 767     u8 sta_activity_check_enabled;
 768
 769     /* Timestamp when the last inactivity check was done */
 770     CsrTime last_inactivity_check;
 771
 772     /*number of multicast or borad cast packets  queued*/
 773     u16 noOfbroadcastPktQueued;
 774 #endif
 775     /* A list to hold the buffered uncontrolled port packets */
 776     struct list_head rx_uncontrolled_list;
 777     /* A list to hold the buffered controlled port packets */
 778     struct list_head rx_controlled_list;
 779     /* Buffered M4 signal to take care of WPA race condition */
 780     CSR_SIGNAL m4_signal;
 781     bulk_data_desc_t m4_bulk_data;
 782
 783 #if (defined(CSR_WIFI_SECURITY_WAPI_ENABLE) && defined(CSR_WIFI_SECURITY_WAPI_SW_ENCRYPTION))
 784     /* Buffered WAPI Unicast MA Packet Request for encryption in Sme */
 785     CSR_SIGNAL wapi_unicast_ma_pkt_sig;
 786     bulk_data_desc_t wapi_unicast_bulk_data;
 787 #endif
 788
 789     /* This should be removed and m4_hostTag should be used for checking*/
 790     u8 m4_sent;
 791     CSR_CLIENT_TAG m4_hostTag;
 792     u8 dtimActive;
 793     u8 intraBssEnabled;
 794     u32 multicastPduHostTag; /* Used to set the tim after getting
 795        a confirm for it */
 796     u8 bcTimSet;
 797     u8 bcTimSetReqPendingFlag;
 798     u8 bcTimSetReqQueued;
 799 } netInterface_priv_t;
 800
 801 #ifndef ALLOW_Q_PAUSE
 802 #define net_is_tx_q_paused(priv, q)   (priv->tx_q_paused_flag[q])
 803 #define net_tx_q_unpause(priv, q)   (priv->tx_q_paused_flag[q] = 0)
 804 #define net_tx_q_pause(priv, q)   (priv->tx_q_paused_flag[q] = 1)
 805 #endif
 806
 807 #ifdef CSR_SUPPORT_SME
 808 #define routerStartBuffering(priv,queue) priv->routerBufferEnable[(queue)] = TRUE;
 809 #define routerStopBuffering(priv,queue) priv->routerBufferEnable[(queue)]  = FALSE;
 810 #define isRouterBufferEnabled(priv,queue) priv->routerBufferEnable[(queue)]
 811 #endif
 812
 813 #ifdef USE_DRIVER_LOCK
 814 #define LOCK_DRIVER(_p)         down_interruptible(&(_p)->lock)
 815 #define UNLOCK_DRIVER(_p)       up(&(_p)->lock)
 816 #else
 817 #define LOCK_DRIVER(_p)         (void)(_p); /* as nothing */
 818 #define UNLOCK_DRIVER(_p)       (void)(_p); /* as nothing */
 819 #endif /* USE_DRIVER_LOCK */
 820
 821 s32 CsrHipResultToStatus(CsrResult csrResult);
 822
 823
 824 /*
 825  * SDIO related functions and callbacks
 826  */
 827 int  uf_sdio_load(void);
 828 void uf_sdio_unload(void);
 829 unifi_priv_t *uf_find_instance(int inst);
 830 int uf_find_priv(unifi_priv_t *priv);
 831 int uf_find_netdev_priv(netInterface_priv_t *priv);
 832 unifi_priv_t *uf_get_instance(int inst);
 833 void uf_put_instance(int inst);
 834 int csr_sdio_linux_install_irq(CsrSdioFunction *sdio);
 835 int csr_sdio_linux_remove_irq(CsrSdioFunction *sdio);
 836
 837 void uf_add_os_device(int bus_id, struct device *os_device);
 838 void uf_remove_os_device(int bus_id);
 839
 840
 841
 842 /*
 843  * Claim/release SDIO
 844  *
 845  * For multifunction cards, we cannot grub the SDIO lock around the unifi_bh()
 846  * as this prevents other functions using SDIO.
 847  * Since some of CSR SDIO API is used regardless of trying to lock unifi_bh()
 848  * we have followed this scheme:
 849  * 1. If a function needs protection only when CSR_WIFI_SINGLE_FUNCTION is defined
 850  *    then we call CsrSdioClaim/CsrSdioRelease().
 851  * 2. If a function needs protection only when CSR_WIFI_SINGLE_FUNCTION is not defined
 852  *    then we call _sdio_claim_host/_sdio_claim_host(). Use of this should be restricted
 853  *    to the SDIO glue layer only (e.g. sdio_mmc.c).
 854  * 3. If a function needs protection, regardless of the CSR_WIFI_SINGLE_FUNCTION
 855  *    then we call directly the sdio_claim_host/sdio_release_host().
 856  *    Use of this must be restricted to the SDIO glue layer only (e.g. sdio_mmc.c).
 857  *
 858  * Note: The _func and function pointers are _not_ the same.
 859  * The former is the (struct sdio_func*) context, which restricts the use to the SDIO glue layer.
 860  * The latter is the (CsrSdioFunction*) context, which allows calls from all layers.
 861  */
 862
 863 #ifdef CSR_WIFI_SUPPORT_MMC_DRIVER
 864
 865 #ifdef CSR_WIFI_SINGLE_FUNCTION
 866 #define CsrSdioClaim(function)    sdio_claim_host((function)->priv);
 867 #define CsrSdioRelease(function)  sdio_release_host((function)->priv);
 868
 869 #define _sdio_claim_host(_func)
 870 #define _sdio_release_host(_func)
 871
 872 #else
 873 #define CsrSdioClaim(function)
 874 #define CsrSdioRelease(function)
 875
 876 #define _sdio_claim_host(_func)     sdio_claim_host(_func)
 877 #define _sdio_release_host(_func)   sdio_release_host(_func)
 878
 879 #endif /* CSR_WIFI_SINGLE_FUNCTION */
 880
 881 #else
 882 #define _sdio_claim_host(_func)
 883 #define _sdio_release_host(_func)
 884
 885 #define CsrSdioClaim(function)
 886 #define CsrSdioRelease(function)
 887
 888 #endif /* CSR_WIFI_SUPPORT_MMC_DRIVER */
 889
 890
 891 /*
 892  * Functions to allocate and free an ethernet device.
 893  */
 894 unifi_priv_t *uf_alloc_netdevice(CsrSdioFunction *sdio_dev, int bus_id);
 895 int uf_free_netdevice(unifi_priv_t *priv);
 896
 897 /* Allocating function for other interfaces */
 898 u8 uf_alloc_netdevice_for_other_interfaces(unifi_priv_t *priv, u16 interfaceTag);
 899
 900 /*
 901  * Firmware download related functions.
 902  */
 903 int uf_run_unifihelper(unifi_priv_t *priv);
 904 int uf_request_firmware_files(unifi_priv_t *priv, int is_fw);
 905 int uf_release_firmware_files(unifi_priv_t *priv);
 906 int uf_release_firmware(unifi_priv_t *priv, struct dlpriv *to_free);
 907
 908 /*
 909  * Functions to create and delete the device nodes.
 910  */
 911 int uf_create_device_nodes(unifi_priv_t *priv, int bus_id);
 912 void uf_destroy_device_nodes(unifi_priv_t *priv);
 913
 914 /*
 915  * Upper Edge Initialisation functions
 916  */
 917 int uf_init_bh(unifi_priv_t *priv);
 918 int uf_init_hw(unifi_priv_t *priv);
 919
 920 /* Thread related helper functions */
 921 int uf_start_thread(unifi_priv_t *priv, struct uf_thread *thread, int (*func)(void *));
 922 void uf_stop_thread(unifi_priv_t *priv, struct uf_thread *thread);
 923 void uf_wait_for_thread_to_stop(unifi_priv_t *priv, struct uf_thread *thread);
 924
 925
 926 /*
 927  * Unifi Linux functions
 928  */
 929 void ul_init_clients(unifi_priv_t *priv);
 930
 931 /* Configuration flags */
 932 #define CLI_USING_WIRE_FORMAT   0x0002
 933 #define CLI_SME_USERSPACE       0x0020
 934 ul_client_t *ul_register_client(unifi_priv_t *priv,
 935         unsigned int configuration,
 936         udi_event_t udi_event_clbk);
 937 int ul_deregister_client(ul_client_t *pcli);
 938
 939 int ul_send_signal_unpacked(unifi_priv_t *priv,
 940                             CSR_SIGNAL *sigptr,
 941                             bulk_data_param_t *bulkdata);
 942 int ul_send_signal_raw(unifi_priv_t *priv,
 943                        unsigned char *sigptr, int siglen,
 944                        bulk_data_param_t *bulkdata);
 945
 946 void ul_log_config_ind(unifi_priv_t *priv, u8 *conf_param, int len);
 947
 948
 949 /*
 950  * Data plane operations
 951  */
 952 /*
 953  *      data_tx.c
 954  */
 955 int uf_verify_m4(unifi_priv_t *priv, const unsigned char *packet,
 956         unsigned int length);
 957
 958 #ifdef CSR_SUPPORT_SME
 959 u8 uf_check_broadcast_bssid(unifi_priv_t *priv, const bulk_data_param_t *bulkdata);
 960 u8 uf_process_pm_bit_for_peer(unifi_priv_t * priv, CsrWifiRouterCtrlStaInfo_t * srcStaInfo,u8 pmBit,u16 interfaceTag);
 961 void uf_process_ps_poll(unifi_priv_t *priv,u8* sa,u8* da,u8 pmBit,u16 interfaceTag);
 962 int uf_ap_process_data_pdu(unifi_priv_t *priv, struct sk_buff *skb,
 963                    struct ethhdr *ehdr, CsrWifiRouterCtrlStaInfo_t * srcStaInfo,
 964                    const CSR_SIGNAL *signal,
 965                    bulk_data_param_t *bulkdata,
 966                    u8 macHeaderLengthInBytes);
 967 u8 uf_is_more_data_for_non_delivery_ac(CsrWifiRouterCtrlStaInfo_t *staRecord);
 968 void uf_process_wmm_deliver_ac_uapsd (  unifi_priv_t * priv,
 969                                         CsrWifiRouterCtrlStaInfo_t * srcStaInfo,
 970                                         u16 qosControl,
 971                                         u16 interfaceTag);
 972
 973 void uf_send_buffered_data_from_ac(unifi_priv_t *priv, CsrWifiRouterCtrlStaInfo_t * staInfo, u8 queue, struct list_head *txList);
 974 void uf_send_buffered_data_from_delivery_ac(unifi_priv_t *priv, CsrWifiRouterCtrlStaInfo_t * staInfo, u8 queue, struct list_head *txList);
 975
 976 void uf_continue_uapsd(unifi_priv_t *priv, CsrWifiRouterCtrlStaInfo_t * staInfo);
 977 void uf_send_qos_null(unifi_priv_t * priv,u16 interfaceTag, const u8 *da,CSR_PRIORITY priority,CsrWifiRouterCtrlStaInfo_t * srcStaInfo);
 978 void uf_send_nulldata(unifi_priv_t * priv,u16 interfaceTag, const u8 *da,CSR_PRIORITY priority,CsrWifiRouterCtrlStaInfo_t * srcStaInfo);
 979
 980
 981
 982 #endif
 983 CsrResult uf_process_ma_packet_req(unifi_priv_t *priv,  u8 *peerMacAddress, CSR_CLIENT_TAG hostTag, u16 interfaceTag, CSR_TRANSMISSION_CONTROL transmissionControl, CSR_RATE TransmitRate, CSR_PRIORITY priority, CSR_PROCESS_ID senderId, bulk_data_param_t *bulkdata);
 984 void uf_process_ma_vif_availibility_ind(unifi_priv_t *priv,u8 *sigdata, u32 siglen);
 985 #ifdef CSR_SUPPORT_SME
 986 void uf_send_buffered_frames(unifi_priv_t *priv,unifi_TrafficQueue queue);
 987 int uf_process_station_records_for_sending_data(unifi_priv_t *priv,u16 interfaceTag,
 988                                                  CsrWifiRouterCtrlStaInfo_t *srcStaInfo,
 989                                                  CsrWifiRouterCtrlStaInfo_t *dstStaInfo);
 990 void uf_prepare_send_cfm_list_for_queued_pkts(unifi_priv_t * priv,
 991                                                  struct list_head *frames_need_cfm_list,
 992                                                  struct list_head * list);
 993 void send_auto_ma_packet_confirm(unifi_priv_t *priv,
 994                                  netInterface_priv_t *interfacePriv,
 995                                  struct list_head *buffered_frames_list);
 996 void uf_flush_list(unifi_priv_t * priv, struct list_head * list);
 997 tx_buffered_packets_t *dequeue_tx_data_pdu(unifi_priv_t *priv, struct list_head *txList);
 998 void resume_unicast_buffered_frames(unifi_priv_t *priv, u16 interfaceTag);
 999 void update_eosp_to_head_of_broadcast_list_head(unifi_priv_t *priv,u16 interfaceTag);
1000 void resume_suspended_uapsd(unifi_priv_t* priv,u16 interfaceTag);
1001 #endif
1002 /*
1003  *      netdev.c
1004  */
1005
1006 #ifndef P80211_OUI_LEN
1007 #define P80211_OUI_LEN  3
1008 #endif
1009 typedef struct {
1010     u8    dsap;   /* always 0xAA */
1011     u8    ssap;   /* always 0xAA */
1012     u8    ctrl;   /* always 0x03 */
1013     u8    oui[P80211_OUI_LEN];    /* organizational universal id */
1014     u16 protocol;
1015 } __attribute__ ((packed)) llc_snap_hdr_t;
1016 int skb_add_llc_snap(struct net_device *dev, struct sk_buff *skb, int proto);
1017 int skb_80211_to_ether(unifi_priv_t *priv, struct sk_buff *skb,
1018         const unsigned char *daddr, const unsigned char *saddr,
1019         const CSR_SIGNAL *signal,
1020         bulk_data_param_t *bulkdata);
1021
1022 const char *result_code_str(int result);
1023
1024
1025 /* prepares & appends the Mac header for the payload */
1026 int prepare_and_add_macheader(unifi_priv_t *priv,
1027                               struct sk_buff *skb,
1028                               struct sk_buff *newSkb,
1029                               CSR_PRIORITY priority,
1030                               bulk_data_param_t *bulkdata,
1031                               u16 interfaceTag,
1032                               const u8 *daddr,
1033                               const u8 *saddr,
1034                               u8 protection);
1035 CSR_PRIORITY
1036 get_packet_priority(unifi_priv_t *priv, struct sk_buff *skb, const struct ethhdr *ehdr, netInterface_priv_t *interfacePriv);
1037
1038 void
1039 unifi_frame_ma_packet_req(unifi_priv_t *priv, CSR_PRIORITY priority,
1040                           CSR_RATE TransmitRate, CSR_CLIENT_TAG hostTag,
1041                           u16 interfaceTag, CSR_TRANSMISSION_CONTROL transmissionControl,
1042                           CSR_PROCESS_ID leSenderProcessId, u8 *peerMacAddress,
1043                           CSR_SIGNAL *signal);
1044
1045
1046 /* Pack the LSB to include station handle & status of tim set */
1047 #define CSR_WIFI_PACK_SENDER_ID_LSB_FOR_TIM_REQ(handle, timState)  ((handle << 2) | timState)
1048 /* get the station record handle from the sender ID */
1049 #define CSR_WIFI_GET_STATION_HANDLE_FROM_RECEIVER_ID(receiverProcessId) (u8) ((receiverProcessId & 0xff) >> 2)
1050 /* get the timSet status from the sender ID */
1051 #define CSR_WIFI_GET_TIMSET_STATE_FROM_RECEIVER_ID(receiverProcessId)  (u8) (receiverProcessId & 0x03)
1052
1053 /* handle is 6 bits to accomodate in senderId LSB (only 64 station can be associated) */
1054 #define CSR_WIFI_BROADCAST_OR_MULTICAST_HANDLE 0x3F
1055
1056 void update_tim(unifi_priv_t * priv, u16 aid, u8 setTim, u16 interfaceTag, u32 handle);
1057 void uf_handle_tim_cfm(unifi_priv_t *priv, CSR_MLME_SET_TIM_CONFIRM *cfm, u16 senderProcessId);
1058
1059 /* Clear the Peer station Record, in case of wifioff/unexpected card removal */
1060 void CsrWifiRouterCtrlInterfaceReset(unifi_priv_t *priv, u16 interfaceTag);
1061
1062 void scroll_ba_window(unifi_priv_t *priv,
1063                       netInterface_priv_t *interfacePriv,
1064                       ba_session_rx_struct *ba_session,
1065                       u16 sn);
1066
1067 u8 blockack_session_stop(unifi_priv_t *priv,
1068                               u16 interfaceTag,
1069                               CsrWifiRouterCtrlBlockAckRole role,
1070                               u16 tID,
1071                               CsrWifiMacAddress macAddress);
1072 #ifdef CSR_SUPPORT_SME
1073 /* Fetch the protection information from interface Mode */
1074 s8 uf_get_protection_bit_from_interfacemode(unifi_priv_t *priv, u16 interfaceTag, const u8 *daddr);
1075 #endif
1076
1077 /* Fetch the station record handler from data base for matching Mac address */
1078 #ifdef CSR_SUPPORT_SME
1079 CsrWifiRouterCtrlStaInfo_t *CsrWifiRouterCtrlGetStationRecordFromPeerMacAddress(unifi_priv_t *priv,
1080                                                                                 const u8 *peerMacAddress,
1081                                                                                 u16 interfaceTag);
1082
1083 /* Fetch the station record handler from data base for matching handle */
1084 CsrWifiRouterCtrlStaInfo_t * CsrWifiRouterCtrlGetStationRecordFromHandle(unifi_priv_t *priv,
1085                                                                  u32 handle,
1086                                                                  u16 interfaceTag);
1087
1088 void uf_update_sta_activity(unifi_priv_t *priv, u16 interfaceTag, const u8 *peerMacAddress);
1089 void uf_process_ma_pkt_cfm_for_ap(unifi_priv_t *priv,u16 interfaceTag, const CSR_MA_PACKET_CONFIRM *pkt_cfm);
1090 #endif
1091 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
1092 int uf_install_qdisc(struct net_device *dev);
1093 #endif
1094
1095 void uf_resume_data_plane(unifi_priv_t *priv, int queue,
1096                           CsrWifiMacAddress peer_address,
1097                           u16 interfaceTag);
1098 void uf_free_pending_rx_packets(unifi_priv_t *priv, int queue,
1099         CsrWifiMacAddress peer_address,u16 interfaceTag);
1100
1101 int uf_register_netdev(unifi_priv_t *priv, int numOfInterface);
1102 void uf_unregister_netdev(unifi_priv_t *priv);
1103
1104 void uf_net_get_name(struct net_device *dev, char *name, int len);
1105
1106 void uf_send_queue_info(unifi_priv_t *priv);
1107 u16 uf_get_vif_identifier(CsrWifiRouterCtrlMode mode, u16 tag);
1108
1109 void uf_process_rx_pending_queue(unifi_priv_t *priv, int queue,
1110                                  CsrWifiMacAddress source_address,
1111                                  int indicate, u16 interfaceTag);
1112
1113 #ifdef CSR_WIFI_HIP_DEBUG_OFFLINE
1114 int uf_register_hip_offline_debug(unifi_priv_t *priv);
1115 int uf_unregister_hip_offline_debug(unifi_priv_t *priv);
1116 #endif
1117
1118 /*
1119  *      inet.c
1120  */
1121 void uf_register_inet_notifier(void);
1122 void uf_unregister_inet_notifier(void);
1123
1124
1125 /*
1126  * Suspend / Resume handlers
1127  */
1128 void unifi_resume(void *ospriv);
1129 void unifi_suspend(void *ospriv);
1130
1131
1132 #define QOS_CAPABILITY_WMM_ENABLED      0x0001
1133 #define QOS_CAPABILITY_WMM_UAPSD        0x0002
1134 #define QOS_CAPABILITY_ACM_BE_ENABLED   0x0010
1135 #define QOS_CAPABILITY_ACM_BK_ENABLED   0x0020
1136 #define QOS_CAPABILITY_ACM_VI_ENABLED   0x0040
1137 #define QOS_CAPABILITY_ACM_VO_ENABLED   0x0080
1138 #define QOS_CAPABILITY_TS_BE_ENABLED    0x0100
1139 #define QOS_CAPABILITY_TS_BK_ENABLED    0x0200
1140 #define QOS_CAPABILITY_TS_VI_ENABLED    0x0400
1141 #define QOS_CAPABILITY_TS_VO_ENABLED    0x0800
1142
1143
1144 /* EAPOL PDUS */
1145 #ifndef ETH_P_PAE
1146 #define ETH_P_PAE 0x888e
1147 #endif
1148 #ifndef ETH_P_WAI
1149 #define ETH_P_WAI 0x88b4
1150 #endif
1151 /*
1152  * unifi_dbg.c
1153  */
1154 void debug_string_indication(unifi_priv_t *priv,
1155         const unsigned char *extra,
1156         unsigned int extralen);
1157 void debug_word16_indication(unifi_priv_t *priv, const CSR_SIGNAL *sigptr);
1158 void debug_generic_indication(unifi_priv_t *priv, const CSR_SIGNAL *sigptr);
1159
1160
1161 /*
1162  * putest.c
1163  */
1164 int unifi_putest_start(unifi_priv_t *priv, unsigned char *arg);
1165 int unifi_putest_cmd52_block_read(unifi_priv_t *priv, unsigned char *arg);
1166 int unifi_putest_stop(unifi_priv_t *priv, unsigned char *arg);
1167 int unifi_putest_set_sdio_clock(unifi_priv_t *priv, unsigned char *arg);
1168 int unifi_putest_cmd52_read(unifi_priv_t *priv, unsigned char *arg);
1169 int unifi_putest_coredump_prepare(unifi_priv_t *priv, unsigned char *arg);
1170 int unifi_putest_cmd52_write(unifi_priv_t *priv, unsigned char *arg);
1171 int unifi_putest_gp_read16(unifi_priv_t *priv, unsigned char *arg);
1172 int unifi_putest_gp_write16(unifi_priv_t *priv, unsigned char *arg);
1173
1174 int unifi_putest_dl_fw(unifi_priv_t *priv, unsigned char *arg);
1175 int unifi_putest_dl_fw_buff(unifi_priv_t *priv, unsigned char *arg);
1176
1177 #endif /* __LINUX_UNIFI_PRIV_H__ */