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         bool stopping;
  40         struct cfg80211_scan_request *scan_req;
  41         u8 assoc_bss[ETH_ALEN];
  42         u8 disassoc_reason;
  43
  44         /* Mesh */
  45         struct net_device *mesh_dev; /* Virtual device */
  46 #ifdef CONFIG_LIBERTAS_MESH
  47         u32 mesh_connect_status;
  48         struct lbs_mesh_stats mstats;
  49         int mesh_open;
  50         uint16_t mesh_tlv;
  51         u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
  52         u8 mesh_ssid_len;
  53 #endif
  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
  69         /* Power management */
  70         u16 psmode;
  71         u32 psstate;
  72         u8 needtowakeup;
  73
  74         /* Deep sleep */
  75         int is_deep_sleep;
  76         int deep_sleep_required;
  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         /* Host sleep*/
  85         int is_host_sleep_configured;
  86         int is_host_sleep_activated;
  87         wait_queue_head_t host_sleep_q;
  88
  89         /* Hardware access */
  90         void *card;
  91         u8 fw_ready;
  92         u8 surpriseremoved;
  93         int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
  94         void (*reset_card) (struct lbs_private *priv);
  95         int (*enter_deep_sleep) (struct lbs_private *priv);
  96         int (*exit_deep_sleep) (struct lbs_private *priv);
  97         int (*reset_deep_sleep_wakeup) (struct lbs_private *priv);
  98
  99         /* Adapter info (from EEPROM) */
 100         u32 fwrelease;
 101         u32 fwcapinfo;
 102         u16 regioncode;
 103         u8 current_addr[ETH_ALEN];
 104
 105         /* Command download */
 106         u8 dnld_sent;
 107         /* bit0 1/0=data_sent/data_tx_done,
 108            bit1 1/0=cmd_sent/cmd_tx_done,
 109            all other bits reserved 0 */
 110         u16 seqnum;
 111         struct cmd_ctrl_node *cmd_array;
 112         struct cmd_ctrl_node *cur_cmd;
 113         struct list_head cmdfreeq;    /* free command buffers */
 114         struct list_head cmdpendingq; /* pending command buffers */
 115         struct timer_list command_timer;
 116         int cmd_timed_out;
 117
 118         /* Command responses sent from the hardware to the driver */
 119         u8 resp_idx;
 120         u8 resp_buf[2][LBS_UPLD_SIZE];
 121         u32 resp_len[2];
 122
 123         /* Events sent from hardware to driver */
 124         struct kfifo event_fifo;
 125
 126         /** thread to service interrupts */
 127         struct task_struct *main_thread;
 128         wait_queue_head_t waitq;
 129         struct workqueue_struct *work_thread;
 130
 131         /** Encryption stuff */
 132         u8 authtype_auto;
 133         u8 wep_tx_key;
 134         u8 wep_key[4][WLAN_KEY_LEN_WEP104];
 135         u8 wep_key_len[4];
 136
 137         /* Wake On LAN */
 138         uint32_t wol_criteria;
 139         uint8_t wol_gpio;
 140         uint8_t wol_gap;
 141         bool ehs_remove_supported;
 142
 143         /* Transmitting */
 144         int tx_pending_len;             /* -1 while building packet */
 145         u8 tx_pending_buf[LBS_UPLD_SIZE];
 146         /* protected by hard_start_xmit serialization */
 147         u8 txretrycount;
 148         struct sk_buff *currenttxskb;
 149
 150         /* Locks */
 151         struct mutex lock;
 152         spinlock_t driver_lock;
 153
 154         /* NIC/link operation characteristics */
 155         u16 mac_control;
 156         u8 radio_on;
 157         u8 cur_rate;
 158         u8 channel;
 159         s16 txpower_cur;
 160         s16 txpower_min;
 161         s16 txpower_max;
 162
 163         /** Scanning */
 164         struct delayed_work scan_work;
 165         int scan_channel;
 166         /* Queue of things waiting for scan completion */
 167         wait_queue_head_t scan_q;
 168         /* Whether the scan was initiated internally and not by cfg80211 */
 169         bool internal_scan;
 170         unsigned long last_scan;
 171 };
 172
 173 extern struct cmd_confirm_sleep confirm_sleep;
 174
 175 #endif