drivers/net/wireless/libertas/dev.h

   1 /**
   2   * This file contains definitions and data structures specific
   3   * to Marvell 802.11 NIC. It contains the Device Information
   4   * structure wlan_adapter.
   5   */
   6 #ifndef _WLAN_DEV_H_
   7 #define _WLAN_DEV_H_
   8
   9 #include <linux/netdevice.h>
  10 #include <linux/wireless.h>
  11 #include <linux/ethtool.h>
  12 #include <linux/debugfs.h>
  13 #include <net/ieee80211.h>
  14
  15 #include "defs.h"
  16 #include "scan.h"
  17 #include "thread.h"
  18
  19 extern struct ethtool_ops libertas_ethtool_ops;
  20
  21 #define MAX_BSSID_PER_CHANNEL           16
  22
  23 #define NR_TX_QUEUE                     3
  24
  25 /* For the extended Scan */
  26 #define MAX_EXTENDED_SCAN_BSSID_LIST    MAX_BSSID_PER_CHANNEL * \
  27                                                 MRVDRV_MAX_CHANNEL_SIZE + 1
  28
  29 #define MAX_REGION_CHANNEL_NUM  2
  30
  31 /** Chan-freq-TxPower mapping table*/
  32 struct chan_freq_power {
  33         /** channel Number              */
  34         u16 channel;
  35         /** frequency of this channel   */
  36         u32 freq;
  37         /** Max allowed Tx power level  */
  38         u16 maxtxpower;
  39         /** TRUE:channel unsupported;  FLASE:supported*/
  40         u8 unsupported;
  41 };
  42
  43 /** region-band mapping table*/
  44 struct region_channel {
  45         /** TRUE if this entry is valid              */
  46         u8 valid;
  47         /** region code for US, Japan ...            */
  48         u8 region;
  49         /** band B/G/A, used for BAND_CONFIG cmd             */
  50         u8 band;
  51         /** Actual No. of elements in the array below */
  52         u8 nrcfp;
  53         /** chan-freq-txpower mapping table*/
  54         struct chan_freq_power *CFP;
  55 };
  56
  57 struct wlan_802_11_security {
  58         u8 WPAenabled;
  59         u8 WPA2enabled;
  60         u8 wep_enabled;
  61         u8 auth_mode;
  62 };
  63
  64 /** Current Basic Service Set State Structure */
  65 struct current_bss_params {
  66         struct bss_descriptor bssdescriptor;
  67         /** bssid */
  68         u8 bssid[ETH_ALEN];
  69         /** ssid */
  70         struct WLAN_802_11_SSID ssid;
  71
  72         /** band */
  73         u8 band;
  74         /** channel */
  75         u8 channel;
  76         /** number of rates supported */
  77         int numofrates;
  78         /** supported rates*/
  79         u8 datarates[WLAN_SUPPORTED_RATES];
  80 };
  81
  82 /** sleep_params */
  83 struct sleep_params {
  84         u16 sp_error;
  85         u16 sp_offset;
  86         u16 sp_stabletime;
  87         u8 sp_calcontrol;
  88         u8 sp_extsleepclk;
  89         u16 sp_reserved;
  90 };
  91
  92 /* Mesh statistics */
  93 struct wlan_mesh_stats {
  94         u32     fwd_bcast_cnt;          /* Fwd: Broadcast counter */
  95         u32     fwd_unicast_cnt;        /* Fwd: Unicast counter */
  96         u32     fwd_drop_ttl;           /* Fwd: TTL zero */
  97         u32     fwd_drop_rbt;           /* Fwd: Recently Broadcasted */
  98         u32     fwd_drop_noroute;       /* Fwd: No route to Destination */
  99         u32     fwd_drop_nobuf;         /* Fwd: Run out of internal buffers */
 100         u32     drop_blind;             /* Rx:  Dropped by blinding table */
 101         u32     tx_failed_cnt;          /* Tx:  Failed transmissions */
 102 };
 103
 104 /** Private structure for the MV device */
 105 struct _wlan_private {
 106         int open;
 107         int mesh_open;
 108         int infra_open;
 109
 110         char name[DEV_NAME_LEN];
 111
 112         void *card;
 113         wlan_adapter *adapter;
 114         struct net_device *dev;
 115
 116         struct net_device_stats stats;
 117         struct net_device *mesh_dev ; /* Virtual device */
 118
 119         struct iw_statistics wstats;
 120         struct wlan_mesh_stats mstats;
 121         struct dentry *debugfs_dir;
 122         struct dentry *debugfs_debug;
 123         struct dentry *debugfs_files[6];
 124
 125         struct dentry *events_dir;
 126         struct dentry *debugfs_events_files[6];
 127
 128         struct dentry *regs_dir;
 129         struct dentry *debugfs_regs_files[6];
 130
 131         u32 mac_offset;
 132         u32 bbp_offset;
 133         u32 rf_offset;
 134
 135         /** Upload length */
 136         u32 upld_len;
 137         /* Upload buffer */
 138         u8 upld_buf[WLAN_UPLD_SIZE];
 139         /* Download sent:
 140            bit0 1/0=data_sent/data_tx_done,
 141            bit1 1/0=cmd_sent/cmd_tx_done,
 142            all other bits reserved 0 */
 143         u8 dnld_sent;
 144
 145         const struct firmware *firmware;
 146         struct device *hotplug_device;
 147
 148         /** thread to service interrupts */
 149         struct wlan_thread mainthread;
 150
 151         struct delayed_work assoc_work;
 152         struct workqueue_struct *assoc_thread;
 153
 154         /** Hardware access */
 155         int (*hw_register_dev) (wlan_private * priv);
 156         int (*hw_unregister_dev) (wlan_private *);
 157         int (*hw_prog_firmware) (wlan_private *);
 158         int (*hw_host_to_card) (wlan_private * priv, u8 type, u8 * payload, u16 nb);
 159         int (*hw_get_int_status) (wlan_private * priv, u8 *);
 160         int (*hw_read_event_cause) (wlan_private *);
 161 };
 162
 163 /** Association request
 164  *
 165  * Encapsulates all the options that describe a specific assocation request
 166  * or configuration of the wireless card's radio, mode, and security settings.
 167  */
 168 struct assoc_request {
 169 #define ASSOC_FLAG_SSID                 1
 170 #define ASSOC_FLAG_CHANNEL              2
 171 #define ASSOC_FLAG_MODE                 3
 172 #define ASSOC_FLAG_BSSID                4
 173 #define ASSOC_FLAG_WEP_KEYS             5
 174 #define ASSOC_FLAG_WEP_TX_KEYIDX        6
 175 #define ASSOC_FLAG_WPA_MCAST_KEY        7
 176 #define ASSOC_FLAG_WPA_UCAST_KEY        8
 177 #define ASSOC_FLAG_SECINFO              9
 178 #define ASSOC_FLAG_WPA_IE               10
 179         unsigned long flags;
 180
 181         struct WLAN_802_11_SSID ssid;
 182         u8 channel;
 183         u8 mode;
 184         u8 bssid[ETH_ALEN];
 185
 186         /** WEP keys */
 187         struct WLAN_802_11_KEY wep_keys[4];
 188         u16 wep_tx_keyidx;
 189
 190         /** WPA keys */
 191         struct WLAN_802_11_KEY wpa_mcast_key;
 192         struct WLAN_802_11_KEY wpa_unicast_key;
 193
 194         struct wlan_802_11_security secinfo;
 195
 196         /** WPA Information Elements*/
 197         u8 wpa_ie[MAX_WPA_IE_LEN];
 198         u8 wpa_ie_len;
 199 };
 200
 201 /** Wlan adapter data structure*/
 202 struct _wlan_adapter {
 203         /** STATUS variables */
 204         u32 fwreleasenumber;
 205         u32 fwcapinfo;
 206         /* protected with big lock */
 207
 208         struct mutex lock;
 209
 210         u8 tmptxbuf[WLAN_UPLD_SIZE];
 211         /* protected by hard_start_xmit serialization */
 212
 213         /** command-related variables */
 214         u16 seqnum;
 215         /* protected by big lock */
 216
 217         struct cmd_ctrl_node *cmd_array;
 218         /** Current command */
 219         struct cmd_ctrl_node *cur_cmd;
 220         int cur_cmd_retcode;
 221         /** command Queues */
 222         /** Free command buffers */
 223         struct list_head cmdfreeq;
 224         /** Pending command buffers */
 225         struct list_head cmdpendingq;
 226
 227         wait_queue_head_t cmd_pending;
 228         u8 nr_cmd_pending;
 229         /* command related variables protected by adapter->driver_lock */
 230
 231         /** Async and Sync Event variables */
 232         u32 intcounter;
 233         u32 eventcause;
 234         u8 nodename[16];        /* nickname */
 235
 236         /** spin locks */
 237         spinlock_t driver_lock;
 238
 239         /** Timers */
 240         struct timer_list command_timer;
 241
 242         /* TX queue used in PS mode */
 243         spinlock_t txqueue_lock;
 244         struct sk_buff *tx_queue_ps[NR_TX_QUEUE];
 245         unsigned int tx_queue_idx;
 246
 247         u8 hisregcpy;
 248
 249         /** current ssid/bssid related parameters*/
 250         struct current_bss_params curbssparams;
 251
 252         /* IW_MODE_* */
 253         u8 mode;
 254
 255         struct bss_descriptor *pattemptedbssdesc;
 256
 257         struct WLAN_802_11_SSID previousssid;
 258         u8 previousbssid[ETH_ALEN];
 259
 260         /* Scan results list */
 261         struct list_head network_list;
 262         struct list_head network_free_list;
 263         struct bss_descriptor *networks;
 264
 265         u8 scantype;
 266         u32 scanmode;
 267
 268         u16 beaconperiod;
 269         u8 adhoccreate;
 270
 271         /** capability Info used in Association, start, join */
 272         struct ieeetypes_capinfo capinfo;
 273
 274         /** MAC address information */
 275         u8 current_addr[ETH_ALEN];
 276         u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
 277         u32 nr_of_multicastmacaddr;
 278
 279         /** 802.11 statistics */
 280 //      struct cmd_DS_802_11_GET_STAT wlan802_11Stat;
 281
 282         u16 enablehwauto;
 283         u16 ratebitmap;
 284         /** control G rates */
 285         u8 adhoc_grate_enabled;
 286
 287         u32 txantenna;
 288         u32 rxantenna;
 289
 290         u8 adhocchannel;
 291         u32 fragthsd;
 292         u32 rtsthsd;
 293
 294         u32 datarate;
 295         u8 is_datarate_auto;
 296
 297         u16 listeninterval;
 298         u16 prescan;
 299         u8 txretrycount;
 300
 301         /** Tx-related variables (for single packet tx) */
 302         struct sk_buff *currenttxskb;
 303         u16 TxLockFlag;
 304
 305         /** NIC Operation characteristics */
 306         u16 currentpacketfilter;
 307         u32 connect_status;
 308         u16 regioncode;
 309         u16 regiontableindex;
 310         u16 txpowerlevel;
 311
 312         /** POWER MANAGEMENT AND PnP SUPPORT */
 313         u8 surpriseremoved;
 314         u16 atimwindow;
 315
 316         u16 psmode;             /* Wlan802_11PowermodeCAM=disable
 317                                    Wlan802_11PowermodeMAX_PSP=enable */
 318         u16 multipledtim;
 319         u32 psstate;
 320         u8 needtowakeup;
 321
 322         struct PS_CMD_ConfirmSleep libertas_ps_confirm_sleep;
 323         u16 locallisteninterval;
 324         u16 nullpktinterval;
 325
 326         struct assoc_request * assoc_req;
 327
 328         /** Encryption parameter */
 329         struct wlan_802_11_security secinfo;
 330
 331         /** WEP keys */
 332         struct WLAN_802_11_KEY wep_keys[4];
 333         u16 wep_tx_keyidx;
 334
 335         /** WPA keys */
 336         struct WLAN_802_11_KEY wpa_mcast_key;
 337         struct WLAN_802_11_KEY wpa_unicast_key;
 338
 339         /** WPA Information Elements*/
 340         u8 wpa_ie[MAX_WPA_IE_LEN];
 341         u8 wpa_ie_len;
 342
 343         u16 rxantennamode;
 344         u16 txantennamode;
 345
 346         /** Requested Signal Strength*/
 347         u16 bcn_avg_factor;
 348         u16 data_avg_factor;
 349         u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
 350         u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
 351         u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
 352         u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
 353         u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
 354         u16 nextSNRNF;
 355         u16 numSNRNF;
 356         u16 rxpd_rate;
 357
 358         u8 radioon;
 359         u32 preamble;
 360
 361         /** Multi bands Parameter*/
 362         u8 libertas_supported_rates[G_SUPPORTED_RATES];
 363
 364         /** Blue Tooth Co-existence Arbitration */
 365
 366         /** sleep_params */
 367         struct sleep_params sp;
 368
 369         /** RF calibration data */
 370
 371 #define MAX_REGION_CHANNEL_NUM  2
 372         /** region channel data */
 373         struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
 374
 375         struct region_channel universal_channel[MAX_REGION_CHANNEL_NUM];
 376
 377         /** 11D and Domain Regulatory Data */
 378         struct wlan_802_11d_domain_reg domainreg;
 379         struct parsed_region_chan_11d parsed_region_chan;
 380
 381         /** FSM variable for 11d support */
 382         u32 enable11d;
 383
 384         /**     MISCELLANEOUS */
 385         u8 *prdeeprom;
 386         struct wlan_offset_value offsetvalue;
 387
 388         struct cmd_ds_802_11_get_log logmsg;
 389         u16 scanprobes;
 390
 391         u32 pkttxctrl;
 392
 393         u16 txrate;
 394         u32 linkmode;
 395         u32 radiomode;
 396         u32 debugmode;
 397         u8 fw_ready;
 398
 399         u8 last_scanned_channel;
 400 };
 401
 402 #endif                          /* _WLAN_DEV_H_ */