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 /** Data structure for the Marvell WLAN device */
  93 typedef struct _wlan_dev {
  94         /** device name */
  95         char name[DEV_NAME_LEN];
  96         /** card pointer */
  97         void *card;
  98         /** IO port */
  99         u32 ioport;
 100         /** Upload received */
 101         u32 upld_rcv;
 102         /** Upload type */
 103         u32 upld_typ;
 104         /** Upload length */
 105         u32 upld_len;
 106         /** netdev pointer */
 107         struct net_device *netdev;
 108         /* Upload buffer */
 109         u8 upld_buf[WLAN_UPLD_SIZE];
 110         /* Download sent:
 111            bit0 1/0=data_sent/data_tx_done,
 112            bit1 1/0=cmd_sent/cmd_tx_done,
 113            all other bits reserved 0 */
 114         u8 dnld_sent;
 115 } wlan_dev_t, *pwlan_dev_t;
 116
 117 /* Mesh statistics */
 118 struct wlan_mesh_stats {
 119         u32     fwd_bcast_cnt;          /* Fwd: Broadcast counter */
 120         u32     fwd_unicast_cnt;        /* Fwd: Unicast counter */
 121         u32     fwd_drop_ttl;           /* Fwd: TTL zero */
 122         u32     fwd_drop_rbt;           /* Fwd: Recently Broadcasted */
 123         u32     fwd_drop_noroute;       /* Fwd: No route to Destination */
 124         u32     fwd_drop_nobuf;         /* Fwd: Run out of internal buffers */
 125         u32     drop_blind;             /* Rx:  Dropped by blinding table */
 126         u32     tx_failed_cnt;          /* Tx:  Failed transmissions */
 127 };
 128
 129 /** Private structure for the MV device */
 130 struct _wlan_private {
 131         int open;
 132         int mesh_open;
 133         int infra_open;
 134
 135         wlan_adapter *adapter;
 136         wlan_dev_t wlan_dev;
 137
 138         struct net_device_stats stats;
 139         struct net_device *mesh_dev ; /* Virtual device */
 140
 141         struct iw_statistics wstats;
 142         struct wlan_mesh_stats mstats;
 143         struct dentry *debugfs_dir;
 144         struct dentry *debugfs_debug;
 145         struct dentry *debugfs_files[6];
 146
 147         struct dentry *events_dir;
 148         struct dentry *debugfs_events_files[6];
 149
 150         struct dentry *regs_dir;
 151         struct dentry *debugfs_regs_files[6];
 152
 153         u32 mac_offset;
 154         u32 bbp_offset;
 155         u32 rf_offset;
 156
 157         const struct firmware *firmware;
 158         struct device *hotplug_device;
 159
 160         /** thread to service interrupts */
 161         struct wlan_thread mainthread;
 162
 163         struct delayed_work assoc_work;
 164         struct workqueue_struct *assoc_thread;
 165 };
 166
 167 /** Association request
 168  *
 169  * Encapsulates all the options that describe a specific assocation request
 170  * or configuration of the wireless card's radio, mode, and security settings.
 171  */
 172 struct assoc_request {
 173 #define ASSOC_FLAG_SSID                 1
 174 #define ASSOC_FLAG_CHANNEL              2
 175 #define ASSOC_FLAG_MODE                 3
 176 #define ASSOC_FLAG_BSSID                4
 177 #define ASSOC_FLAG_WEP_KEYS             5
 178 #define ASSOC_FLAG_WEP_TX_KEYIDX        6
 179 #define ASSOC_FLAG_WPA_MCAST_KEY        7
 180 #define ASSOC_FLAG_WPA_UCAST_KEY        8
 181 #define ASSOC_FLAG_SECINFO              9
 182 #define ASSOC_FLAG_WPA_IE               10
 183         unsigned long flags;
 184
 185         struct WLAN_802_11_SSID ssid;
 186         u8 channel;
 187         u8 mode;
 188         u8 bssid[ETH_ALEN];
 189
 190         /** WEP keys */
 191         struct WLAN_802_11_KEY wep_keys[4];
 192         u16 wep_tx_keyidx;
 193
 194         /** WPA keys */
 195         struct WLAN_802_11_KEY wpa_mcast_key;
 196         struct WLAN_802_11_KEY wpa_unicast_key;
 197
 198         struct wlan_802_11_security secinfo;
 199
 200         /** WPA Information Elements*/
 201         u8 wpa_ie[MAX_WPA_IE_LEN];
 202         u8 wpa_ie_len;
 203 };
 204
 205 /** Wlan adapter data structure*/
 206 struct _wlan_adapter {
 207         /** STATUS variables */
 208         u32 fwreleasenumber;
 209         u32 fwcapinfo;
 210         /* protected with big lock */
 211
 212         struct mutex lock;
 213
 214         u8 tmptxbuf[WLAN_UPLD_SIZE];
 215         /* protected by hard_start_xmit serialization */
 216
 217         /** command-related variables */
 218         u16 seqnum;
 219         /* protected by big lock */
 220
 221         struct cmd_ctrl_node *cmd_array;
 222         /** Current command */
 223         struct cmd_ctrl_node *cur_cmd;
 224         int cur_cmd_retcode;
 225         /** command Queues */
 226         /** Free command buffers */
 227         struct list_head cmdfreeq;
 228         /** Pending command buffers */
 229         struct list_head cmdpendingq;
 230
 231         wait_queue_head_t cmd_pending;
 232         u8 nr_cmd_pending;
 233         /* command related variables protected by adapter->driver_lock */
 234
 235         /** Async and Sync Event variables */
 236         u32 intcounter;
 237         u32 eventcause;
 238         u8 nodename[16];        /* nickname */
 239
 240         /** spin locks */
 241         spinlock_t driver_lock;
 242
 243         /** Timers */
 244         struct timer_list command_timer;
 245
 246         /* TX queue used in PS mode */
 247         spinlock_t txqueue_lock;
 248         struct sk_buff *tx_queue_ps[NR_TX_QUEUE];
 249         unsigned int tx_queue_idx;
 250
 251         u8 hisregcpy;
 252
 253         /** current ssid/bssid related parameters*/
 254         struct current_bss_params curbssparams;
 255
 256         /* IW_MODE_* */
 257         u8 mode;
 258
 259         struct bss_descriptor *pattemptedbssdesc;
 260
 261         struct WLAN_802_11_SSID previousssid;
 262         u8 previousbssid[ETH_ALEN];
 263
 264         struct bss_descriptor *scantable;
 265         u32 numinscantable;
 266
 267         u8 scantype;
 268         u32 scanmode;
 269
 270         u16 beaconperiod;
 271         u8 adhoccreate;
 272
 273         /** capability Info used in Association, start, join */
 274         struct ieeetypes_capinfo capinfo;
 275
 276         /** MAC address information */
 277         u8 current_addr[ETH_ALEN];
 278         u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
 279         u32 nr_of_multicastmacaddr;
 280
 281         /** 802.11 statistics */
 282 //      struct cmd_DS_802_11_GET_STAT wlan802_11Stat;
 283
 284         u16 enablehwauto;
 285         u16 ratebitmap;
 286         /** control G rates */
 287         u8 adhoc_grate_enabled;
 288
 289         u32 txantenna;
 290         u32 rxantenna;
 291
 292         u8 adhocchannel;
 293         u32 fragthsd;
 294         u32 rtsthsd;
 295
 296         u32 datarate;
 297         u8 is_datarate_auto;
 298
 299         u16 listeninterval;
 300         u16 prescan;
 301         u8 txretrycount;
 302
 303         /** Tx-related variables (for single packet tx) */
 304         struct sk_buff *currenttxskb;
 305         u16 TxLockFlag;
 306
 307         /** NIC Operation characteristics */
 308         u16 currentpacketfilter;
 309         u32 connect_status;
 310         u16 regioncode;
 311         u16 regiontableindex;
 312         u16 txpowerlevel;
 313
 314         /** POWER MANAGEMENT AND PnP SUPPORT */
 315         u8 surpriseremoved;
 316         u16 atimwindow;
 317
 318         u16 psmode;             /* Wlan802_11PowermodeCAM=disable
 319                                    Wlan802_11PowermodeMAX_PSP=enable */
 320         u16 multipledtim;
 321         u32 psstate;
 322         u8 needtowakeup;
 323
 324         struct PS_CMD_ConfirmSleep libertas_ps_confirm_sleep;
 325         u16 locallisteninterval;
 326         u16 nullpktinterval;
 327
 328         struct assoc_request * assoc_req;
 329
 330         /** Encryption parameter */
 331         struct wlan_802_11_security secinfo;
 332
 333         /** WEP keys */
 334         struct WLAN_802_11_KEY wep_keys[4];
 335         u16 wep_tx_keyidx;
 336
 337         /** WPA keys */
 338         struct WLAN_802_11_KEY wpa_mcast_key;
 339         struct WLAN_802_11_KEY wpa_unicast_key;
 340
 341         /** WPA Information Elements*/
 342         u8 wpa_ie[MAX_WPA_IE_LEN];
 343         u8 wpa_ie_len;
 344
 345         u16 rxantennamode;
 346         u16 txantennamode;
 347
 348         /** Requested Signal Strength*/
 349         u16 bcn_avg_factor;
 350         u16 data_avg_factor;
 351         u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
 352         u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
 353         u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
 354         u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
 355         u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
 356         u16 nextSNRNF;
 357         u16 numSNRNF;
 358         u16 rxpd_rate;
 359
 360         u8 radioon;
 361         u32 preamble;
 362
 363         /** Multi bands Parameter*/
 364         u8 libertas_supported_rates[G_SUPPORTED_RATES];
 365
 366         /** Blue Tooth Co-existence Arbitration */
 367
 368         /** sleep_params */
 369         struct sleep_params sp;
 370
 371         /** RF calibration data */
 372
 373 #define MAX_REGION_CHANNEL_NUM  2
 374         /** region channel data */
 375         struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
 376
 377         struct region_channel universal_channel[MAX_REGION_CHANNEL_NUM];
 378
 379         /** 11D and Domain Regulatory Data */
 380         struct wlan_802_11d_domain_reg domainreg;
 381         struct parsed_region_chan_11d parsed_region_chan;
 382
 383         /** FSM variable for 11d support */
 384         u32 enable11d;
 385
 386         /**     MISCELLANEOUS */
 387         u8 *prdeeprom;
 388         struct wlan_offset_value offsetvalue;
 389
 390         struct cmd_ds_802_11_get_log logmsg;
 391         u16 scanprobes;
 392
 393         u32 pkttxctrl;
 394
 395         u16 txrate;
 396         u32 linkmode;
 397         u32 radiomode;
 398         u32 debugmode;
 399         u8 fw_ready;
 400
 401         u8 last_scanned_channel;
 402 };
 403
 404 #endif                          /* _WLAN_DEV_H_ */