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 "defs.h"
  11 #include "host.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         struct work_struct mcast_work;
  33         u32 nr_of_multicastmacaddr;
  34         u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
  35
  36         /* CFG80211 */
  37         struct wireless_dev *wdev;
  38         bool wiphy_registered;
  39         struct cfg80211_scan_request *scan_req;
  40         u8 assoc_bss[ETH_ALEN];
  41         u8 disassoc_reason;
  42
  43         /* Mesh */
  44         struct net_device *mesh_dev; /* Virtual device */
  45 #ifdef CONFIG_LIBERTAS_MESH
  46         u32 mesh_connect_status;
  47         struct lbs_mesh_stats mstats;
  48         int mesh_open;
  49         uint16_t mesh_tlv;
  50         u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
  51         u8 mesh_ssid_len;
  52 #endif
  53
  54         /* Debugfs */
  55         struct dentry *debugfs_dir;
  56         struct dentry *debugfs_debug;
  57         struct dentry *debugfs_files[6];
  58         struct dentry *events_dir;
  59         struct dentry *debugfs_events_files[6];
  60         struct dentry *regs_dir;
  61         struct dentry *debugfs_regs_files[6];
  62
  63         /** 11D and domain regulatory data */
  64         struct lbs_802_11d_domain_reg domain_reg;
  65
  66         /* Hardware debugging */
  67         u32 mac_offset;
  68         u32 bbp_offset;
  69         u32 rf_offset;
  70         struct lbs_offset_value offsetvalue;
  71
  72         /* Power management */
  73         u16 psmode;
  74         u32 psstate;
  75         u8 needtowakeup;
  76
  77         /* Deep sleep */
  78         int is_deep_sleep;
  79         int deep_sleep_required;
  80         int is_auto_deep_sleep_enabled;
  81         int wakeup_dev_required;
  82         int is_activity_detected;
  83         int auto_deep_sleep_timeout; /* in ms */
  84         wait_queue_head_t ds_awake_q;
  85         struct timer_list auto_deepsleep_timer;
  86
  87         /* Host sleep*/
  88         int is_host_sleep_configured;
  89         int is_host_sleep_activated;
  90         wait_queue_head_t host_sleep_q;
  91
  92         /* Hardware access */
  93         void *card;
  94         u8 fw_ready;
  95         u8 surpriseremoved;
  96         int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
  97         void (*reset_card) (struct lbs_private *priv);
  98         int (*enter_deep_sleep) (struct lbs_private *priv);
  99         int (*exit_deep_sleep) (struct lbs_private *priv);
 100         int (*reset_deep_sleep_wakeup) (struct lbs_private *priv);
 101
 102         /* Adapter info (from EEPROM) */
 103         u32 fwrelease;
 104         u32 fwcapinfo;
 105         u16 regioncode;
 106         u8 current_addr[ETH_ALEN];
 107
 108         /* Command download */
 109         u8 dnld_sent;
 110         /* bit0 1/0=data_sent/data_tx_done,
 111            bit1 1/0=cmd_sent/cmd_tx_done,
 112            all other bits reserved 0 */
 113         u16 seqnum;
 114         struct cmd_ctrl_node *cmd_array;
 115         struct cmd_ctrl_node *cur_cmd;
 116         struct list_head cmdfreeq;    /* free command buffers */
 117         struct list_head cmdpendingq; /* pending command buffers */
 118         wait_queue_head_t cmd_pending;
 119         struct timer_list command_timer;
 120         int cmd_timed_out;
 121
 122         /* Command responses sent from the hardware to the driver */
 123         int cur_cmd_retcode;
 124         u8 resp_idx;
 125         u8 resp_buf[2][LBS_UPLD_SIZE];
 126         u32 resp_len[2];
 127
 128         /* Events sent from hardware to driver */
 129         struct kfifo event_fifo;
 130
 131         /** thread to service interrupts */
 132         struct task_struct *main_thread;
 133         wait_queue_head_t waitq;
 134         struct workqueue_struct *work_thread;
 135
 136         /** Encryption stuff */
 137         u8 authtype_auto;
 138         u8 wep_tx_key;
 139         u8 wep_key[4][WLAN_KEY_LEN_WEP104];
 140         u8 wep_key_len[4];
 141
 142         /* Wake On LAN */
 143         uint32_t wol_criteria;
 144         uint8_t wol_gpio;
 145         uint8_t wol_gap;
 146
 147         /* Transmitting */
 148         int tx_pending_len;             /* -1 while building packet */
 149         u8 tx_pending_buf[LBS_UPLD_SIZE];
 150         /* protected by hard_start_xmit serialization */
 151         u8 txretrycount;
 152         struct sk_buff *currenttxskb;
 153
 154         /* Locks */
 155         struct mutex lock;
 156         spinlock_t driver_lock;
 157
 158         /* NIC/link operation characteristics */
 159         u16 mac_control;
 160         u8 radio_on;
 161         u8 cur_rate;
 162         u8 channel;
 163         s16 txpower_cur;
 164         s16 txpower_min;
 165         s16 txpower_max;
 166
 167         /** Scanning */
 168         struct delayed_work scan_work;
 169         int scan_channel;
 170 };
 171
 172 extern struct cmd_confirm_sleep confirm_sleep;
 173
 174 #endif