--- /dev/null
+/* 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_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 */
+/********************************************************************/
+
+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 */
Code Review / kvmfornfv.git / blobdiff