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 "mesh.h"
  10 #include "scan.h"
  11 #include "assoc.h"
  12
  13 #include <linux/kfifo.h>
  14
  15 /** sleep_params */
  16 struct sleep_params {
  17         uint16_t sp_error;
  18         uint16_t sp_offset;
  19         uint16_t sp_stabletime;
  20         uint8_t  sp_calcontrol;
  21         uint8_t  sp_extsleepclk;
  22         uint16_t sp_reserved;
  23 };
  24
  25
  26 /** Private structure for the MV device */
  27 struct lbs_private {
  28
  29         /* Basic networking */
  30         struct net_device *dev;
  31         u32 connect_status;
  32         int infra_open;
  33         struct work_struct mcast_work;
  34         u32 nr_of_multicastmacaddr;
  35         u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
  36
  37         /* CFG80211 */
  38         struct wireless_dev *wdev;
  39
  40         /* Mesh */
  41         struct net_device *mesh_dev; /* Virtual device */
  42 #ifdef CONFIG_LIBERTAS_MESH
  43         u32 mesh_connect_status;
  44         struct lbs_mesh_stats mstats;
  45         int mesh_open;
  46         uint16_t mesh_tlv;
  47         u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
  48         u8 mesh_ssid_len;
  49 #endif
  50
  51         /* Monitor mode */
  52         struct net_device *rtap_net_dev;
  53         u32 monitormode;
  54
  55         /* Debugfs */
  56         struct dentry *debugfs_dir;
  57         struct dentry *debugfs_debug;
  58         struct dentry *debugfs_files[6];
  59         struct dentry *events_dir;
  60         struct dentry *debugfs_events_files[6];
  61         struct dentry *regs_dir;
  62         struct dentry *debugfs_regs_files[6];
  63
  64         /* Hardware debugging */
  65         u32 mac_offset;
  66         u32 bbp_offset;
  67         u32 rf_offset;
  68         struct lbs_offset_value offsetvalue;
  69
  70         /* Power management */
  71         u16 psmode;
  72         u32 psstate;
  73         u8 needtowakeup;
  74
  75         /* Deep sleep */
  76         int is_deep_sleep;
  77         int is_auto_deep_sleep_enabled;
  78         int wakeup_dev_required;
  79         int is_activity_detected;
  80         int auto_deep_sleep_timeout; /* in ms */
  81         wait_queue_head_t ds_awake_q;
  82         struct timer_list auto_deepsleep_timer;
  83
  84         /* Hardware access */
  85         void *card;
  86         u8 fw_ready;
  87         u8 surpriseremoved;
  88         int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
  89         void (*reset_card) (struct lbs_private *priv);
  90         int (*enter_deep_sleep) (struct lbs_private *priv);
  91         int (*exit_deep_sleep) (struct lbs_private *priv);
  92         int (*reset_deep_sleep_wakeup) (struct lbs_private *priv);
  93
  94         /* Adapter info (from EEPROM) */
  95         u32 fwrelease;
  96         u32 fwcapinfo;
  97         u16 regioncode;
  98         u8 current_addr[ETH_ALEN];
  99
 100         /* Command download */
 101         u8 dnld_sent;
 102         /* bit0 1/0=data_sent/data_tx_done,
 103            bit1 1/0=cmd_sent/cmd_tx_done,
 104            all other bits reserved 0 */
 105         u16 seqnum;
 106         struct cmd_ctrl_node *cmd_array;
 107         struct cmd_ctrl_node *cur_cmd;
 108         struct list_head cmdfreeq;    /* free command buffers */
 109         struct list_head cmdpendingq; /* pending command buffers */
 110         wait_queue_head_t cmd_pending;
 111         struct timer_list command_timer;
 112         int cmd_timed_out;
 113
 114         /* Command responses sent from the hardware to the driver */
 115         int cur_cmd_retcode;
 116         u8 resp_idx;
 117         u8 resp_buf[2][LBS_UPLD_SIZE];
 118         u32 resp_len[2];
 119
 120         /* Events sent from hardware to driver */
 121         struct kfifo event_fifo;
 122
 123         /** thread to service interrupts */
 124         struct task_struct *main_thread;
 125         wait_queue_head_t waitq;
 126         struct workqueue_struct *work_thread;
 127
 128         /** Encryption stuff */
 129         struct lbs_802_11_security secinfo;
 130         struct enc_key wpa_mcast_key;
 131         struct enc_key wpa_unicast_key;
 132         u8 wpa_ie[MAX_WPA_IE_LEN];
 133         u8 wpa_ie_len;
 134         u16 wep_tx_keyidx;
 135         struct enc_key wep_keys[4];
 136
 137         /* Wake On LAN */
 138         uint32_t wol_criteria;
 139         uint8_t wol_gpio;
 140         uint8_t wol_gap;
 141
 142         /* Transmitting */
 143         int tx_pending_len;             /* -1 while building packet */
 144         u8 tx_pending_buf[LBS_UPLD_SIZE];
 145         /* protected by hard_start_xmit serialization */
 146         u8 txretrycount;
 147         struct sk_buff *currenttxskb;
 148
 149         /* Locks */
 150         struct mutex lock;
 151         spinlock_t driver_lock;
 152
 153         /* NIC/link operation characteristics */
 154         u16 mac_control;
 155         u8 radio_on;
 156         u8 channel;
 157         s16 txpower_cur;
 158         s16 txpower_min;
 159         s16 txpower_max;
 160
 161         /** Scanning */
 162         struct delayed_work scan_work;
 163         int scan_channel;
 164         /* remember which channel was scanned last, != 0 if currently scanning */
 165         u8 scan_ssid[IEEE80211_MAX_SSID_LEN + 1];
 166         u8 scan_ssid_len;
 167
 168         /* Associating */
 169         struct delayed_work assoc_work;
 170         struct current_bss_params curbssparams;
 171         u8 mode;
 172         struct list_head network_list;
 173         struct list_head network_free_list;
 174         struct bss_descriptor *networks;
 175         struct assoc_request * pending_assoc_req;
 176         struct assoc_request * in_progress_assoc_req;
 177         uint16_t enablehwauto;
 178
 179         /* ADHOC */
 180         u16 beacon_period;
 181         u8 beacon_enable;
 182         u8 adhoccreate;
 183
 184         /* WEXT */
 185         char name[DEV_NAME_LEN];
 186         u8 nodename[16];
 187         struct iw_statistics wstats;
 188         u8 cur_rate;
 189 #define MAX_REGION_CHANNEL_NUM  2
 190         struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
 191
 192         /** Requested Signal Strength*/
 193         u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
 194         u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
 195         u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
 196         u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
 197         u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
 198         u16 nextSNRNF;
 199         u16 numSNRNF;
 200 };
 201
 202 extern struct cmd_confirm_sleep confirm_sleep;
 203
 204 #endif