3 * Common definitions to all pieces of the various orinoco
10 #define DRIVER_VERSION "0.15"
12 #include <linux/interrupt.h>
13 #include <linux/suspend.h>
14 #include <linux/netdevice.h>
15 #include <linux/wireless.h>
16 #include <net/iw_handler.h>
17 #include <net/cfg80211.h>
21 /* To enable debug messages */
22 /*#define ORINOCO_DEBUG 3*/
24 #define WIRELESS_SPY /* enable iwspy support */
26 #define MAX_SCAN_LEN 4096
28 #define ORINOCO_SEQ_LEN 8
29 #define ORINOCO_MAX_KEY_SIZE 14
30 #define ORINOCO_MAX_KEYS 4
33 __le16 len; /* always stored as little-endian */
34 char data[ORINOCO_MAX_KEY_SIZE];
37 #define TKIP_KEYLEN 16
40 struct orinoco_tkip_key {
42 u8 tx_mic[MIC_KEYLEN];
43 u8 rx_mic[MIC_KEYLEN];
54 FIRMWARE_TYPE_INTERSIL,
60 struct orinoco_private {
61 void *card; /* Pointer to card dependent structure */
63 int (*hard_reset)(struct orinoco_private *);
64 int (*stop_fw)(struct orinoco_private *, int);
66 struct ieee80211_supported_band band;
67 struct ieee80211_channel channels[14];
70 /* Synchronisation stuff */
73 struct work_struct reset_work;
75 /* Interrupt tasklets */
76 struct tasklet_struct rx_tasklet;
77 struct list_head rx_list;
82 struct work_struct join_work;
83 struct work_struct wevent_work;
85 /* Net device stuff */
86 struct net_device *ndev;
87 struct net_device_stats stats;
88 struct iw_statistics wstats;
90 /* Hardware control variables */
94 /* Capabilities of the hardware/firmware */
95 enum fwtype firmware_type;
100 /* Boolean capabilities */
101 unsigned int has_ibss:1;
102 unsigned int has_port3:1;
103 unsigned int has_wep:1;
104 unsigned int has_big_wep:1;
105 unsigned int has_mwo:1;
106 unsigned int has_pm:1;
107 unsigned int has_preamble:1;
108 unsigned int has_sensitivity:1;
109 unsigned int has_hostscan:1;
110 unsigned int has_alt_txcntl:1;
111 unsigned int has_ext_scan:1;
112 unsigned int has_wpa:1;
113 unsigned int do_fw_download:1;
114 unsigned int broken_disableport:1;
115 unsigned int broken_monitor:1;
116 unsigned int prefer_port3:1;
118 /* Configuration paramaters */
119 enum nl80211_iftype iw_mode;
120 enum orinoco_alg encode_alg;
121 u16 wep_restrict, tx_key;
122 struct key_params keys[ORINOCO_MAX_KEYS];
125 char nick[IW_ESSID_MAX_SIZE + 1];
126 char desired_essid[IW_ESSID_MAX_SIZE + 1];
127 char desired_bssid[ETH_ALEN];
129 u16 frag_thresh, mwo_robust;
131 u16 ap_density, rts_thresh;
132 u16 pm_on, pm_mcast, pm_period, pm_timeout;
134 u16 short_retry_limit, long_retry_limit;
137 struct iw_spy_data spy_data; /* iwspy support */
138 struct iw_public_data wireless_data;
141 /* Configuration dependent variables */
142 int port_type, createibss;
143 int promiscuous, mc_count;
145 /* Scanning support */
146 struct cfg80211_scan_request *scan_request;
147 struct work_struct process_scan;
148 struct list_head scan_list;
149 spinlock_t scan_lock; /* protects the scan list */
155 struct crypto_ahash *rx_tfm_mic;
156 struct crypto_ahash *tx_tfm_mic;
158 unsigned int wpa_enabled:1;
159 unsigned int tkip_cm_active:1;
160 unsigned int key_mgmt:3;
162 #if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP)
163 /* Cached in memory firmware to use during ->resume. */
164 const struct firmware *cached_pri_fw;
165 const struct firmware *cached_fw;
168 struct notifier_block pm_notifier;
172 extern int orinoco_debug;
173 #define DEBUG(n, args...) do { \
174 if (orinoco_debug > (n)) \
175 printk(KERN_DEBUG args); \
178 #define DEBUG(n, args...) do { } while (0)
179 #endif /* ORINOCO_DEBUG */
181 /********************************************************************/
182 /* Exported prototypes */
183 /********************************************************************/
185 struct orinoco_private *alloc_orinocodev(int sizeof_card, struct device *device,
186 int (*hard_reset)(struct orinoco_private *),
187 int (*stop_fw)(struct orinoco_private *, int));
188 void free_orinocodev(struct orinoco_private *priv);
189 int orinoco_init(struct orinoco_private *priv);
190 int orinoco_if_add(struct orinoco_private *priv, unsigned long base_addr,
191 unsigned int irq, const struct net_device_ops *ops);
192 void orinoco_if_del(struct orinoco_private *priv);
193 int orinoco_up(struct orinoco_private *priv);
194 void orinoco_down(struct orinoco_private *priv);
195 irqreturn_t orinoco_interrupt(int irq, void *dev_id);
197 void __orinoco_ev_info(struct net_device *dev, struct hermes *hw);
198 void __orinoco_ev_rx(struct net_device *dev, struct hermes *hw);
200 int orinoco_process_xmit_skb(struct sk_buff *skb,
201 struct net_device *dev,
202 struct orinoco_private *priv,
206 /* Common ndo functions exported for reuse by orinoco_usb */
207 int orinoco_open(struct net_device *dev);
208 int orinoco_stop(struct net_device *dev);
209 struct net_device_stats *orinoco_get_stats(struct net_device *dev);
210 void orinoco_set_multicast_list(struct net_device *dev);
211 int orinoco_change_mtu(struct net_device *dev, int new_mtu);
212 void orinoco_tx_timeout(struct net_device *dev);
214 /********************************************************************/
215 /* Locking and synchronization functions */
216 /********************************************************************/
218 static inline int orinoco_lock(struct orinoco_private *priv,
219 unsigned long *flags)
221 priv->hw.ops->lock_irqsave(&priv->lock, flags);
222 if (priv->hw_unavailable) {
223 DEBUG(1, "orinoco_lock() called with hw_unavailable (dev=%p)\n",
225 priv->hw.ops->unlock_irqrestore(&priv->lock, flags);
231 static inline void orinoco_unlock(struct orinoco_private *priv,
232 unsigned long *flags)
234 priv->hw.ops->unlock_irqrestore(&priv->lock, flags);
237 static inline void orinoco_lock_irq(struct orinoco_private *priv)
239 priv->hw.ops->lock_irq(&priv->lock);
242 static inline void orinoco_unlock_irq(struct orinoco_private *priv)
244 priv->hw.ops->unlock_irq(&priv->lock);
247 /*** Navigate from net_device to orinoco_private ***/
248 static inline struct orinoco_private *ndev_priv(struct net_device *dev)
250 struct wireless_dev *wdev = netdev_priv(dev);
251 return wdev_priv(wdev);
253 #endif /* _ORINOCO_H */