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 struct lbs_private..
   5   */
   6 #ifndef _LBS_DEV_H_
   7 #define _LBS_DEV_H_
   8
   9 #include <linux/netdevice.h>
  10 #include <linux/wireless.h>
  11 #include <linux/ethtool.h>
  12 #include <linux/debugfs.h>
  13
  14 #include "defs.h"
  15 #include "scan.h"
  16
  17 extern struct ethtool_ops lbs_ethtool_ops;
  18
  19 #define MAX_BSSID_PER_CHANNEL           16
  20
  21 #define NR_TX_QUEUE                     3
  22
  23 /* For the extended Scan */
  24 #define MAX_EXTENDED_SCAN_BSSID_LIST    MAX_BSSID_PER_CHANNEL * \
  25                                                 MRVDRV_MAX_CHANNEL_SIZE + 1
  26
  27 #define MAX_REGION_CHANNEL_NUM  2
  28
  29 /** Chan-freq-TxPower mapping table*/
  30 struct chan_freq_power {
  31         /** channel Number              */
  32         u16 channel;
  33         /** frequency of this channel   */
  34         u32 freq;
  35         /** Max allowed Tx power level  */
  36         u16 maxtxpower;
  37         /** TRUE:channel unsupported;  FLASE:supported*/
  38         u8 unsupported;
  39 };
  40
  41 /** region-band mapping table*/
  42 struct region_channel {
  43         /** TRUE if this entry is valid              */
  44         u8 valid;
  45         /** region code for US, Japan ...            */
  46         u8 region;
  47         /** band B/G/A, used for BAND_CONFIG cmd             */
  48         u8 band;
  49         /** Actual No. of elements in the array below */
  50         u8 nrcfp;
  51         /** chan-freq-txpower mapping table*/
  52         struct chan_freq_power *CFP;
  53 };
  54
  55 struct lbs_802_11_security {
  56         u8 WPAenabled;
  57         u8 WPA2enabled;
  58         u8 wep_enabled;
  59         u8 auth_mode;
  60 };
  61
  62 /** Current Basic Service Set State Structure */
  63 struct current_bss_params {
  64         /** bssid */
  65         u8 bssid[ETH_ALEN];
  66         /** ssid */
  67         u8 ssid[IW_ESSID_MAX_SIZE + 1];
  68         u8 ssid_len;
  69
  70         /** band */
  71         u8 band;
  72         /** channel */
  73         u8 channel;
  74         /** zero-terminated array of supported data rates */
  75         u8 rates[MAX_RATES + 1];
  76 };
  77
  78 /** sleep_params */
  79 struct sleep_params {
  80         u16 sp_error;
  81         u16 sp_offset;
  82         u16 sp_stabletime;
  83         u8 sp_calcontrol;
  84         u8 sp_extsleepclk;
  85         u16 sp_reserved;
  86 };
  87
  88 /* Mesh statistics */
  89 struct lbs_mesh_stats {
  90         u32     fwd_bcast_cnt;          /* Fwd: Broadcast counter */
  91         u32     fwd_unicast_cnt;        /* Fwd: Unicast counter */
  92         u32     fwd_drop_ttl;           /* Fwd: TTL zero */
  93         u32     fwd_drop_rbt;           /* Fwd: Recently Broadcasted */
  94         u32     fwd_drop_noroute;       /* Fwd: No route to Destination */
  95         u32     fwd_drop_nobuf;         /* Fwd: Run out of internal buffers */
  96         u32     drop_blind;             /* Rx:  Dropped by blinding table */
  97         u32     tx_failed_cnt;          /* Tx:  Failed transmissions */
  98 };
  99
 100 /** Private structure for the MV device */
 101 struct lbs_private {
 102         int mesh_open;
 103         int infra_open;
 104         int mesh_autostart_enabled;
 105         __le16 boot2_version;
 106
 107         char name[DEV_NAME_LEN];
 108
 109         void *card;
 110         struct net_device *dev;
 111
 112         struct net_device_stats stats;
 113         struct net_device *mesh_dev; /* Virtual device */
 114         struct net_device *rtap_net_dev;
 115
 116         struct iw_statistics wstats;
 117         struct lbs_mesh_stats mstats;
 118         struct dentry *debugfs_dir;
 119         struct dentry *debugfs_debug;
 120         struct dentry *debugfs_files[6];
 121
 122         struct dentry *events_dir;
 123         struct dentry *debugfs_events_files[6];
 124
 125         struct dentry *regs_dir;
 126         struct dentry *debugfs_regs_files[6];
 127
 128         u32 mac_offset;
 129         u32 bbp_offset;
 130         u32 rf_offset;
 131
 132         /** Upload length */
 133         u32 upld_len;
 134         /* Upload buffer */
 135         u8 upld_buf[LBS_UPLD_SIZE];
 136         /* Download sent:
 137            bit0 1/0=data_sent/data_tx_done,
 138            bit1 1/0=cmd_sent/cmd_tx_done,
 139            all other bits reserved 0 */
 140         u8 dnld_sent;
 141
 142         /** thread to service interrupts */
 143         struct task_struct *main_thread;
 144         wait_queue_head_t waitq;
 145         struct workqueue_struct *work_thread;
 146
 147         struct delayed_work scan_work;
 148         struct delayed_work assoc_work;
 149         struct work_struct sync_channel;
 150
 151         /** Hardware access */
 152         int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
 153         int (*hw_get_int_status) (struct lbs_private *priv, u8 *);
 154         int (*hw_read_event_cause) (struct lbs_private *);
 155
 156         /* was struct lbs_adapter from here... */
 157
 158         /** Wlan adapter data structure*/
 159         /** STATUS variables */
 160         u8 fwreleasenumber[4];
 161         u32 fwcapinfo;
 162         /* protected with big lock */
 163
 164         struct mutex lock;
 165
 166         /* TX packet ready to be sent... */
 167         int tx_pending_len;             /* -1 while building packet */
 168
 169         u8 tx_pending_buf[LBS_UPLD_SIZE];
 170         /* protected by hard_start_xmit serialization */
 171
 172         /** command-related variables */
 173         u16 seqnum;
 174         /* protected by big lock */
 175
 176         struct cmd_ctrl_node *cmd_array;
 177         /** Current command */
 178         struct cmd_ctrl_node *cur_cmd;
 179         int cur_cmd_retcode;
 180         /** command Queues */
 181         /** Free command buffers */
 182         struct list_head cmdfreeq;
 183         /** Pending command buffers */
 184         struct list_head cmdpendingq;
 185
 186         wait_queue_head_t cmd_pending;
 187         /* command related variables protected by priv->driver_lock */
 188
 189         /** Async and Sync Event variables */
 190         u32 intcounter;
 191         u32 eventcause;
 192         u8 nodename[16];        /* nickname */
 193
 194         /** spin locks */
 195         spinlock_t driver_lock;
 196
 197         /** Timers */
 198         struct timer_list command_timer;
 199
 200         u8 hisregcpy;
 201
 202         /** current ssid/bssid related parameters*/
 203         struct current_bss_params curbssparams;
 204
 205         /* IW_MODE_* */
 206         u8 mode;
 207
 208         /* Scan results list */
 209         struct list_head network_list;
 210         struct list_head network_free_list;
 211         struct bss_descriptor *networks;
 212
 213         u16 beacon_period;
 214         u8 beacon_enable;
 215         u8 adhoccreate;
 216
 217         /** capability Info used in Association, start, join */
 218         u16 capability;
 219
 220         /** MAC address information */
 221         u8 current_addr[ETH_ALEN];
 222         u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
 223         u32 nr_of_multicastmacaddr;
 224
 225         /** 802.11 statistics */
 226 //      struct cmd_DS_802_11_GET_STAT wlan802_11Stat;
 227
 228         u16 enablehwauto;
 229         u16 ratebitmap;
 230
 231         u32 fragthsd;
 232         u32 rtsthsd;
 233
 234         u8 txretrycount;
 235
 236         /** Tx-related variables (for single packet tx) */
 237         struct sk_buff *currenttxskb;
 238
 239         /** NIC Operation characteristics */
 240         u16 currentpacketfilter;
 241         u32 connect_status;
 242         u32 mesh_connect_status;
 243         u16 regioncode;
 244         u16 txpowerlevel;
 245
 246         /** POWER MANAGEMENT AND PnP SUPPORT */
 247         u8 surpriseremoved;
 248
 249         u16 psmode;             /* Wlan802_11PowermodeCAM=disable
 250                                    Wlan802_11PowermodeMAX_PSP=enable */
 251         u32 psstate;
 252         u8 needtowakeup;
 253
 254         struct PS_CMD_ConfirmSleep lbs_ps_confirm_sleep;
 255
 256         struct assoc_request * pending_assoc_req;
 257         struct assoc_request * in_progress_assoc_req;
 258
 259         /** Encryption parameter */
 260         struct lbs_802_11_security secinfo;
 261
 262         /** WEP keys */
 263         struct enc_key wep_keys[4];
 264         u16 wep_tx_keyidx;
 265
 266         /** WPA keys */
 267         struct enc_key wpa_mcast_key;
 268         struct enc_key wpa_unicast_key;
 269
 270         /** WPA Information Elements*/
 271         u8 wpa_ie[MAX_WPA_IE_LEN];
 272         u8 wpa_ie_len;
 273
 274         /** Requested Signal Strength*/
 275         u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
 276         u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
 277         u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
 278         u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
 279         u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
 280         u16 nextSNRNF;
 281         u16 numSNRNF;
 282
 283         u8 radioon;
 284         u32 preamble;
 285
 286         /** data rate stuff */
 287         u8 cur_rate;
 288         u8 auto_rate;
 289
 290         /** sleep_params */
 291         struct sleep_params sp;
 292
 293         /** RF calibration data */
 294
 295 #define MAX_REGION_CHANNEL_NUM  2
 296         /** region channel data */
 297         struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
 298
 299         struct region_channel universal_channel[MAX_REGION_CHANNEL_NUM];
 300
 301         /** 11D and Domain Regulatory Data */
 302         struct lbs_802_11d_domain_reg domainreg;
 303         struct parsed_region_chan_11d parsed_region_chan;
 304
 305         /** FSM variable for 11d support */
 306         u32 enable11d;
 307
 308         /**     MISCELLANEOUS */
 309         u8 *prdeeprom;
 310         struct lbs_offset_value offsetvalue;
 311
 312         struct cmd_ds_802_11_get_log logmsg;
 313
 314         u32 monitormode;
 315         int last_scanned_channel;
 316         u8 fw_ready;
 317 };
 318
 319 /** Association request
 320  *
 321  * Encapsulates all the options that describe a specific assocation request
 322  * or configuration of the wireless card's radio, mode, and security settings.
 323  */
 324 struct assoc_request {
 325 #define ASSOC_FLAG_SSID                 1
 326 #define ASSOC_FLAG_CHANNEL              2
 327 #define ASSOC_FLAG_BAND                 3
 328 #define ASSOC_FLAG_MODE                 4
 329 #define ASSOC_FLAG_BSSID                5
 330 #define ASSOC_FLAG_WEP_KEYS             6
 331 #define ASSOC_FLAG_WEP_TX_KEYIDX        7
 332 #define ASSOC_FLAG_WPA_MCAST_KEY        8
 333 #define ASSOC_FLAG_WPA_UCAST_KEY        9
 334 #define ASSOC_FLAG_SECINFO              10
 335 #define ASSOC_FLAG_WPA_IE               11
 336         unsigned long flags;
 337
 338         u8 ssid[IW_ESSID_MAX_SIZE + 1];
 339         u8 ssid_len;
 340         u8 channel;
 341         u8 band;
 342         u8 mode;
 343         u8 bssid[ETH_ALEN];
 344
 345         /** WEP keys */
 346         struct enc_key wep_keys[4];
 347         u16 wep_tx_keyidx;
 348
 349         /** WPA keys */
 350         struct enc_key wpa_mcast_key;
 351         struct enc_key wpa_unicast_key;
 352
 353         struct lbs_802_11_security secinfo;
 354
 355         /** WPA Information Elements*/
 356         u8 wpa_ie[MAX_WPA_IE_LEN];
 357         u8 wpa_ie_len;
 358
 359         /* BSS to associate with for infrastructure of Ad-Hoc join */
 360         struct bss_descriptor bss;
 361 };
 362
 363 #endif