dev.h 8.2 KB
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/**
  * This file contains definitions and data structures specific
  * to Marvell 802.11 NIC. It contains the Device Information
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  * structure struct lbs_private..
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  */
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#ifndef _LBS_DEV_H_
#define _LBS_DEV_H_
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#include <linux/netdevice.h>
#include <linux/wireless.h>
#include <linux/ethtool.h>
#include <linux/debugfs.h>

#include "defs.h"
#include "scan.h"

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extern struct ethtool_ops lbs_ethtool_ops;
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#define	MAX_BSSID_PER_CHANNEL		16

#define NR_TX_QUEUE			3

/* For the extended Scan */
#define MAX_EXTENDED_SCAN_BSSID_LIST    MAX_BSSID_PER_CHANNEL * \
						MRVDRV_MAX_CHANNEL_SIZE + 1

#define	MAX_REGION_CHANNEL_NUM	2

/** Chan-freq-TxPower mapping table*/
struct chan_freq_power {
	/** channel Number		*/
	u16 channel;
	/** frequency of this channel	*/
	u32 freq;
	/** Max allowed Tx power level	*/
	u16 maxtxpower;
	/** TRUE:channel unsupported;  FLASE:supported*/
	u8 unsupported;
};

/** region-band mapping table*/
struct region_channel {
	/** TRUE if this entry is valid		     */
	u8 valid;
	/** region code for US, Japan ...	     */
	u8 region;
	/** band B/G/A, used for BAND_CONFIG cmd	     */
	u8 band;
	/** Actual No. of elements in the array below */
	u8 nrcfp;
	/** chan-freq-txpower mapping table*/
	struct chan_freq_power *CFP;
};

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struct lbs_802_11_security {
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	u8 WPAenabled;
	u8 WPA2enabled;
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	u8 wep_enabled;
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	u8 auth_mode;
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};

/** Current Basic Service Set State Structure */
struct current_bss_params {
	/** bssid */
	u8 bssid[ETH_ALEN];
	/** ssid */
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	u8 ssid[IW_ESSID_MAX_SIZE + 1];
	u8 ssid_len;
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	/** band */
	u8 band;
	/** channel */
	u8 channel;
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	/** zero-terminated array of supported data rates */
	u8 rates[MAX_RATES + 1];
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};

/** sleep_params */
struct sleep_params {
	u16 sp_error;
	u16 sp_offset;
	u16 sp_stabletime;
	u8 sp_calcontrol;
	u8 sp_extsleepclk;
	u16 sp_reserved;
};

/* Mesh statistics */
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struct lbs_mesh_stats {
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	u32	fwd_bcast_cnt;		/* Fwd: Broadcast counter */
	u32	fwd_unicast_cnt;	/* Fwd: Unicast counter */
	u32	fwd_drop_ttl;		/* Fwd: TTL zero */
	u32	fwd_drop_rbt;		/* Fwd: Recently Broadcasted */
	u32	fwd_drop_noroute; 	/* Fwd: No route to Destination */
	u32	fwd_drop_nobuf;		/* Fwd: Run out of internal buffers */
	u32	drop_blind;		/* Rx:  Dropped by blinding table */
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	u32	tx_failed_cnt;		/* Tx:  Failed transmissions */
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};

/** Private structure for the MV device */
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struct lbs_private {
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	int mesh_open;
	int infra_open;
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	int mesh_autostart_enabled;
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	__le16 boot2_version;
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	char name[DEV_NAME_LEN];

	void *card;
	struct net_device *dev;
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	struct net_device_stats stats;
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	struct net_device *mesh_dev; /* Virtual device */
	struct net_device *rtap_net_dev;
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	struct iw_statistics wstats;
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	struct lbs_mesh_stats mstats;
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	struct dentry *debugfs_dir;
	struct dentry *debugfs_debug;
	struct dentry *debugfs_files[6];

	struct dentry *events_dir;
	struct dentry *debugfs_events_files[6];

	struct dentry *regs_dir;
	struct dentry *debugfs_regs_files[6];

	u32 mac_offset;
	u32 bbp_offset;
	u32 rf_offset;

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	/** Upload length */
	u32 upld_len;
	/* Upload buffer */
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	u8 upld_buf[LBS_UPLD_SIZE];
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	/* Download sent:
	   bit0 1/0=data_sent/data_tx_done,
	   bit1 1/0=cmd_sent/cmd_tx_done,
	   all other bits reserved 0 */
	u8 dnld_sent;

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	/** thread to service interrupts */
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	struct task_struct *main_thread;
	wait_queue_head_t waitq;
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	struct workqueue_struct *work_thread;
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	struct delayed_work scan_work;
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	struct delayed_work assoc_work;
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	struct work_struct sync_channel;
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	/** Hardware access */
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	int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
	int (*hw_get_int_status) (struct lbs_private *priv, u8 *);
	int (*hw_read_event_cause) (struct lbs_private *);
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	/* Wake On LAN */
	uint32_t wol_criteria;
	uint8_t wol_gpio;
	uint8_t wol_gap;

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	/* was struct lbs_adapter from here... */
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	/** Wlan adapter data structure*/
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	/** STATUS variables */
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	u8 fwreleasenumber[4];
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	u32 fwcapinfo;
	/* protected with big lock */

	struct mutex lock;

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	/* TX packet ready to be sent... */
	int tx_pending_len;		/* -1 while building packet */

	u8 tx_pending_buf[LBS_UPLD_SIZE];
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	/* protected by hard_start_xmit serialization */

	/** command-related variables */
	u16 seqnum;
	/* protected by big lock */

	struct cmd_ctrl_node *cmd_array;
	/** Current command */
	struct cmd_ctrl_node *cur_cmd;
	int cur_cmd_retcode;
	/** command Queues */
	/** Free command buffers */
	struct list_head cmdfreeq;
	/** Pending command buffers */
	struct list_head cmdpendingq;

	wait_queue_head_t cmd_pending;
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	/* command related variables protected by priv->driver_lock */
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	/** Async and Sync Event variables */
	u32 intcounter;
	u32 eventcause;
	u8 nodename[16];	/* nickname */

	/** spin locks */
	spinlock_t driver_lock;

	/** Timers */
	struct timer_list command_timer;

	u8 hisregcpy;

	/** current ssid/bssid related parameters*/
	struct current_bss_params curbssparams;
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	uint16_t mesh_tlv;
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	u8 mesh_ssid[IW_ESSID_MAX_SIZE + 1];
	u8 mesh_ssid_len;
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	/* IW_MODE_* */
	u8 mode;
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	/* Scan results list */
	struct list_head network_list;
	struct list_head network_free_list;
	struct bss_descriptor *networks;
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	u16 beacon_period;
	u8 beacon_enable;
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	u8 adhoccreate;

	/** capability Info used in Association, start, join */
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	u16 capability;
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	/** MAC address information */
	u8 current_addr[ETH_ALEN];
	u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
	u32 nr_of_multicastmacaddr;

	/** 802.11 statistics */
//	struct cmd_DS_802_11_GET_STAT wlan802_11Stat;

	u16 enablehwauto;
	u16 ratebitmap;

	u32 fragthsd;
	u32 rtsthsd;

	u8 txretrycount;

	/** Tx-related variables (for single packet tx) */
	struct sk_buff *currenttxskb;

	/** NIC Operation characteristics */
	u16 currentpacketfilter;
	u32 connect_status;
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	u32 mesh_connect_status;
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	u16 regioncode;
	u16 txpowerlevel;

	/** POWER MANAGEMENT AND PnP SUPPORT */
	u8 surpriseremoved;

	u16 psmode;		/* Wlan802_11PowermodeCAM=disable
				   Wlan802_11PowermodeMAX_PSP=enable */
	u32 psstate;
	u8 needtowakeup;

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	struct PS_CMD_ConfirmSleep lbs_ps_confirm_sleep;
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	struct assoc_request * pending_assoc_req;
	struct assoc_request * in_progress_assoc_req;
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	/** Encryption parameter */
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	struct lbs_802_11_security secinfo;
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	/** WEP keys */
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	struct enc_key wep_keys[4];
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	u16 wep_tx_keyidx;

	/** WPA keys */
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	struct enc_key wpa_mcast_key;
	struct enc_key wpa_unicast_key;
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	/** WPA Information Elements*/
	u8 wpa_ie[MAX_WPA_IE_LEN];
	u8 wpa_ie_len;

	/** Requested Signal Strength*/
	u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
	u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
	u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
	u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
	u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
	u16 nextSNRNF;
	u16 numSNRNF;

	u8 radioon;
	u32 preamble;

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	/** data rate stuff */
	u8 cur_rate;
	u8 auto_rate;
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	/** sleep_params */
	struct sleep_params sp;

	/** RF calibration data */

#define	MAX_REGION_CHANNEL_NUM	2
	/** region channel data */
	struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];

	struct region_channel universal_channel[MAX_REGION_CHANNEL_NUM];

	/** 11D and Domain Regulatory Data */
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	struct lbs_802_11d_domain_reg domainreg;
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	struct parsed_region_chan_11d parsed_region_chan;

	/** FSM variable for 11d support */
	u32 enable11d;

	/**	MISCELLANEOUS */
	u8 *prdeeprom;
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	struct lbs_offset_value offsetvalue;
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	struct cmd_ds_802_11_get_log logmsg;

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	u32 monitormode;
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	int last_scanned_channel;
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	u8 fw_ready;
};

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/** Association request
 *
 * Encapsulates all the options that describe a specific assocation request
 * or configuration of the wireless card's radio, mode, and security settings.
 */
struct assoc_request {
#define ASSOC_FLAG_SSID			1
#define ASSOC_FLAG_CHANNEL		2
#define ASSOC_FLAG_BAND			3
#define ASSOC_FLAG_MODE			4
#define ASSOC_FLAG_BSSID		5
#define ASSOC_FLAG_WEP_KEYS		6
#define ASSOC_FLAG_WEP_TX_KEYIDX	7
#define ASSOC_FLAG_WPA_MCAST_KEY	8
#define ASSOC_FLAG_WPA_UCAST_KEY	9
#define ASSOC_FLAG_SECINFO		10
#define ASSOC_FLAG_WPA_IE		11
	unsigned long flags;

	u8 ssid[IW_ESSID_MAX_SIZE + 1];
	u8 ssid_len;
	u8 channel;
	u8 band;
	u8 mode;
	u8 bssid[ETH_ALEN];

	/** WEP keys */
	struct enc_key wep_keys[4];
	u16 wep_tx_keyidx;

	/** WPA keys */
	struct enc_key wpa_mcast_key;
	struct enc_key wpa_unicast_key;

	struct lbs_802_11_security secinfo;

	/** WPA Information Elements*/
	u8 wpa_ie[MAX_WPA_IE_LEN];
	u8 wpa_ie_len;

	/* BSS to associate with for infrastructure of Ad-Hoc join */
	struct bss_descriptor bss;
};

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#endif