/* orinoco.h * * Common definitions to all pieces of the various orinoco * drivers */ #ifndef _ORINOCO_H #define _ORINOCO_H #define DRIVER_VERSION "0.15" #include #include #include #include #include #include #include "hermes.h" /* To enable debug messages */ /*#define ORINOCO_DEBUG 3*/ #define WIRELESS_SPY /* enable iwspy support */ #define MAX_SCAN_LEN 4096 #define ORINOCO_SEQ_LEN 8 #define ORINOCO_MAX_KEY_SIZE 14 #define ORINOCO_MAX_KEYS 4 struct orinoco_key { __le16 len; /* always stored as little-endian */ char data[ORINOCO_MAX_KEY_SIZE]; } __packed; #define TKIP_KEYLEN 16 #define MIC_KEYLEN 8 struct orinoco_tkip_key { u8 tkip[TKIP_KEYLEN]; u8 tx_mic[MIC_KEYLEN]; u8 rx_mic[MIC_KEYLEN]; }; enum orinoco_alg { ORINOCO_ALG_NONE, ORINOCO_ALG_WEP, ORINOCO_ALG_TKIP }; enum fwtype { FIRMWARE_TYPE_AGERE, FIRMWARE_TYPE_INTERSIL, FIRMWARE_TYPE_SYMBOL }; struct firmware; struct orinoco_private { void *card; /* Pointer to card dependent structure */ struct device *dev; int (*hard_reset)(struct orinoco_private *); int (*stop_fw)(struct orinoco_private *, int); struct ieee80211_supported_band band; struct ieee80211_channel channels[14]; u32 cipher_suites[3]; /* Synchronisation stuff */ spinlock_t lock; int hw_unavailable; struct work_struct reset_work; /* Interrupt tasklets */ struct tasklet_struct rx_tasklet; struct list_head rx_list; /* driver state */ int open; u16 last_linkstatus; struct work_struct join_work; struct work_struct wevent_work; /* Net device stuff */ struct net_device *ndev; struct net_device_stats stats; struct iw_statistics wstats; /* Hardware control variables */ struct hermes hw; u16 txfid; /* Capabilities of the hardware/firmware */ enum fwtype firmware_type; int ibss_port; int nicbuf_size; u16 channel_mask; /* Boolean capabilities */ unsigned int has_ibss:1; unsigned int has_port3:1; unsigned int has_wep:1; unsigned int has_big_wep:1; unsigned int has_mwo:1; unsigned int has_pm:1; unsigned int has_preamble:1; unsigned int has_sensitivity:1; unsigned int has_hostscan:1; unsigned int has_alt_txcntl:1; unsigned int has_ext_scan:1; unsigned int has_wpa:1; unsigned int do_fw_download:1; unsigned int broken_disableport:1; unsigned int broken_monitor:1; unsigned int prefer_port3:1; /* Configuration paramaters */ enum nl80211_iftype iw_mode; enum orinoco_alg encode_alg; u16 wep_restrict, tx_key; struct key_params keys[ORINOCO_MAX_KEYS]; int bitratemode; char nick[IW_ESSID_MAX_SIZE + 1]; char desired_essid[IW_ESSID_MAX_SIZE + 1]; char desired_bssid[ETH_ALEN]; int bssid_fixed; u16 frag_thresh, mwo_robust; u16 channel; u16 ap_density, rts_thresh; u16 pm_on, pm_mcast, pm_period, pm_timeout; u16 preamble; u16 short_retry_limit, long_retry_limit; u16 retry_lifetime; #ifdef WIRELESS_SPY struct iw_spy_data spy_data; /* iwspy support */ struct iw_public_data wireless_data; #endif /* Configuration dependent variables */ int port_type, createibss; int promiscuous, mc_count; /* Scanning support */ struct cfg80211_scan_request *scan_request; struct work_struct process_scan; struct list_head scan_list; spinlock_t scan_lock; /* protects the scan list */ /* WPA support */ u8 *wpa_ie; int wpa_ie_len; struct crypto_hash *rx_tfm_mic; struct crypto_hash *tx_tfm_mic; unsigned int wpa_enabled:1; unsigned int tkip_cm_active:1; unsigned int key_mgmt:3; #if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP) /* Cached in memory firmware to use during ->resume. */ const struct firmware *cached_pri_fw; const struct firmware *cached_fw; #endif struct notifier_block pm_notifier; }; #ifdef ORINOCO_DEBUG extern int orinoco_debug; #define DEBUG(n, args...) do { \ if (orinoco_debug > (n)) \ printk(KERN_DEBUG args); \ } while (0) #else #define DEBUG(n, args...) do { } while (0) #endif /* ORINOCO_DEBUG */ /********************************************************************/ /* Exported prototypes */ /********************************************************************/ extern struct orinoco_private *alloc_orinocodev( int sizeof_card, struct device *device, int (*hard_reset)(struct orinoco_private *), int (*stop_fw)(struct orinoco_private *, int)); extern void free_orinocodev(struct orinoco_private *priv); extern int orinoco_init(struct orinoco_private *priv); extern int orinoco_if_add(struct orinoco_private *priv, unsigned long base_addr, unsigned int irq, const struct net_device_ops *ops); extern void orinoco_if_del(struct orinoco_private *priv); extern int orinoco_up(struct orinoco_private *priv); extern void orinoco_down(struct orinoco_private *priv); extern irqreturn_t orinoco_interrupt(int irq, void *dev_id); extern void __orinoco_ev_info(struct net_device *dev, struct hermes *hw); extern void __orinoco_ev_rx(struct net_device *dev, struct hermes *hw); int orinoco_process_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct orinoco_private *priv, int *tx_control, u8 *mic); /* Common ndo functions exported for reuse by orinoco_usb */ int orinoco_open(struct net_device *dev); int orinoco_stop(struct net_device *dev); struct net_device_stats *orinoco_get_stats(struct net_device *dev); void orinoco_set_multicast_list(struct net_device *dev); int orinoco_change_mtu(struct net_device *dev, int new_mtu); void orinoco_tx_timeout(struct net_device *dev); /********************************************************************/ /* Locking and synchronization functions */ /********************************************************************/ static inline int orinoco_lock(struct orinoco_private *priv, unsigned long *flags) { priv->hw.ops->lock_irqsave(&priv->lock, flags); if (priv->hw_unavailable) { DEBUG(1, "orinoco_lock() called with hw_unavailable (dev=%p)\n", priv->ndev); priv->hw.ops->unlock_irqrestore(&priv->lock, flags); return -EBUSY; } return 0; } static inline void orinoco_unlock(struct orinoco_private *priv, unsigned long *flags) { priv->hw.ops->unlock_irqrestore(&priv->lock, flags); } static inline void orinoco_lock_irq(struct orinoco_private *priv) { priv->hw.ops->lock_irq(&priv->lock); } static inline void orinoco_unlock_irq(struct orinoco_private *priv) { priv->hw.ops->unlock_irq(&priv->lock); } /*** Navigate from net_device to orinoco_private ***/ static inline struct orinoco_private *ndev_priv(struct net_device *dev) { struct wireless_dev *wdev = netdev_priv(dev); return wdev_priv(wdev); } #endif /* _ORINOCO_H */