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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 | /* orinoco.h * * Common definitions to all pieces of the various orinoco * drivers */ #ifndef _ORINOCO_H #define _ORINOCO_H #define DRIVER_VERSION "0.15" #include <linux/interrupt.h> #include <linux/suspend.h> #include <linux/netdevice.h> #include <linux/wireless.h> #include <net/iw_handler.h> #include <net/cfg80211.h> #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_shash *rx_tfm_mic; struct crypto_shash *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 */ /********************************************************************/ struct orinoco_private *alloc_orinocodev(int sizeof_card, struct device *device, int (*hard_reset)(struct orinoco_private *), int (*stop_fw)(struct orinoco_private *, int)); void free_orinocodev(struct orinoco_private *priv); int orinoco_init(struct orinoco_private *priv); int orinoco_if_add(struct orinoco_private *priv, unsigned long base_addr, unsigned int irq, const struct net_device_ops *ops); void orinoco_if_del(struct orinoco_private *priv); int orinoco_up(struct orinoco_private *priv); void orinoco_down(struct orinoco_private *priv); irqreturn_t orinoco_interrupt(int irq, void *dev_id); void __orinoco_ev_info(struct net_device *dev, struct hermes *hw); 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 */ |