drivers/staging/rtl8723au/include/sta_info.h - kernel/bruno - Git at Google

 /******************************************************************************
  *
  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
  * published by the Free Software Foundation.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  ******************************************************************************/
 #ifndef __STA_INFO_H_
 #define __STA_INFO_H_

 #include <osdep_service.h>
 #include <drv_types.h>
 #include <wifi.h>

 #define IBSS_START_MAC_ID	2
 #define NUM_STA 32
 #define NUM_ACL 16


 /* if mode ==0, then the sta is allowed once the addr is hit. */
 /* if mode ==1, then the sta is rejected once the addr is non-hit. */
 struct rtw_wlan_acl_node {
 	struct list_head	list;
 	u8       addr[ETH_ALEN];
 	u8       valid;
 };

 /* mode=0, disable */
 /* mode=1, accept unless in deny list */
 /* mode=2, deny unless in accept list */
 struct wlan_acl_pool {
 	int mode;
 	int num;
 	struct rtw_wlan_acl_node aclnode[NUM_ACL];
 	struct rtw_queue	acl_node_q;
 };

 struct rssi_sta  {
 	s32	UndecoratedSmoothedPWDB;
 	s32	UndecoratedSmoothedCCK;
 	s32	UndecoratedSmoothedOFDM;
 	u64	PacketMap;
 	u8	ValidBit;
 };

 struct	stainfo_stats	{
 	u64 rx_mgnt_pkts;
 		u64 rx_beacon_pkts;
 		u64 rx_probereq_pkts;
 		u64 rx_probersp_pkts;
 		u64 rx_probersp_bm_pkts;
 		u64 rx_probersp_uo_pkts;
 	u64 rx_ctrl_pkts;
 	u64 rx_data_pkts;

 	u64	last_rx_mgnt_pkts;
 		u64 last_rx_beacon_pkts;
 		u64 last_rx_probereq_pkts;
 		u64 last_rx_probersp_pkts;
 		u64 last_rx_probersp_bm_pkts;
 		u64 last_rx_probersp_uo_pkts;
 	u64	last_rx_ctrl_pkts;
 	u64	last_rx_data_pkts;

 	u64	rx_bytes;
 	u64	rx_drops;

 	u64	tx_pkts;
 	u64	tx_bytes;
 	u64  tx_drops;

 };

 struct sta_info {
 	spinlock_t	lock;
 	struct list_head	list; /* free_sta_queue */
 	struct list_head	hash_list; /* sta_hash */
 	struct rtw_adapter *padapter;

 	struct sta_xmit_priv sta_xmitpriv;
 	struct sta_recv_priv sta_recvpriv;

 	struct rtw_queue sleep_q;
 	unsigned int sleepq_len;

 	uint state;
 	uint aid;
 	uint mac_id;
 	uint qos_option;
 	u8	hwaddr[ETH_ALEN];

 	uint	ieee8021x_blocked;	/* 0: allowed, 1:blocked */
 	u32	dot118021XPrivacy; /* aes, tkip... */
 	union Keytype	dot11tkiptxmickey;
 	union Keytype	dot11tkiprxmickey;
 	union Keytype	dot118021x_UncstKey;
 	union pn48		dot11txpn;			/*  PN48 used for Unicast xmit. */
 	union pn48		dot11rxpn;			/*  PN48 used for Unicast recv. */


 	u8	bssrateset[16];
 	u32	bssratelen;
 	s32  rssi;
 	s32	signal_quality;

 	u8	cts2self;
 	u8	rtsen;

 	u8	raid;
 	u8	init_rate;
 	u32	ra_mask;
 	u8	wireless_mode;	/*  NETWORK_TYPE */
 	struct stainfo_stats sta_stats;

 	/* for A-MPDU TX, ADDBA timeout check */
 	struct timer_list addba_retry_timer;

 	/* for A-MPDU Rx reordering buffer control */
 	struct recv_reorder_ctrl recvreorder_ctrl[16];

 	/* for A-MPDU Tx */
 	/* unsigned char		ampdu_txen_bitmap; */
 	u16	BA_starting_seqctrl[16];

 	struct ht_priv	htpriv;

 	/* Notes: */
 	/* STA_Mode: */
 	/* curr_network(mlme_priv/security_priv/qos/ht) + sta_info: (STA & AP) CAP/INFO */
 	/* scan_q: AP CAP/INFO */

 	/* AP_Mode: */
 	/* curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO */
 	/* sta_info: (AP & STA) CAP/INFO */

 	struct list_head asoc_list;
 	struct list_head auth_list;

 	unsigned int expire_to;
 	unsigned int auth_seq;
 	unsigned int authalg;
 	unsigned char chg_txt[128];

 	u16 capability;
 	int flags;

 	int dot8021xalg;/* 0:disable, 1:psk, 2:802.1x */
 	int wpa_psk;/* 0:disable, bit(0): WPA, bit(1):WPA2 */
 	int wpa_group_cipher;
 	int wpa2_group_cipher;
 	int wpa_pairwise_cipher;
 	int wpa2_pairwise_cipher;

 	u8 bpairwise_key_installed;

 	u8 wpa_ie[32];

 	u8 nonerp_set;
 	u8 no_short_slot_time_set;
 	u8 no_short_preamble_set;
 	u8 no_ht_gf_set;
 	u8 no_ht_set;
 	u8 ht_20mhz_set;

 	unsigned int tx_ra_bitmap;
 	u8 qos_info;

 	u8 max_sp_len;
 	u8 uapsd_bk;/* BIT(0): Delivery enabled, BIT(1): Trigger enabled */
 	u8 uapsd_be;
 	u8 uapsd_vi;
 	u8 uapsd_vo;

 	u8 has_legacy_ac;
 	unsigned int sleepq_ac_len;

 	/* p2p priv data */
 	u8 is_p2p_device;
 	u8 p2p_status_code;

 	u8 keep_alive_trycnt;

 	/* p2p client info */
 	u8 dev_addr[ETH_ALEN];
 	u8 dev_cap;
 	u16 config_methods;
 	u8 primary_dev_type[8];
 	u8 num_of_secdev_type;
 	u8 secdev_types_list[32];/*  32/8 == 4; */
 	u16 dev_name_len;
 	u8 dev_name[32];
 	u8 *passoc_req;
 	u32 assoc_req_len;

 	/* for DM */
 	struct rssi_sta	 rssi_stat;

 	/*  */
 	/*  ================ODM Relative Info======================= */
 	/*  Please be care, dont declare too much structure here. It will cost memory * STA support num. */
 	/*  */
 	/*  */
 	/*  2011/10/20 MH Add for ODM STA info. */
 	/*  */
 	/*  Driver Write */
 	u8		bValid;				/*  record the sta status link or not? */
 	u8		rssi_level;			/* for Refresh RA mask */
 	/*  ODM Write */
 	/* 1 PHY_STATUS_INFO */
 	u8		RSSI_Path[4];		/*  */
 	u8		RSSI_Ave;
 	u8		RXEVM[4];
 	u8		RXSNR[4];

 	/*  ODM Write */
 	/* 1 TX_INFO (may changed by IC) */
 	/*  ================ODM Relative Info======================= */
 	/*  */

 	/* To store the sequence number of received management frame */
 	u16 RxMgmtFrameSeqNum;
 };

 #define sta_rx_pkts(sta) \
 	(sta->sta_stats.rx_mgnt_pkts \
 	+ sta->sta_stats.rx_ctrl_pkts \
 	+ sta->sta_stats.rx_data_pkts)

 #define sta_last_rx_pkts(sta) \
 	(sta->sta_stats.last_rx_mgnt_pkts \
 	+ sta->sta_stats.last_rx_ctrl_pkts \
 	+ sta->sta_stats.last_rx_data_pkts)

 #define sta_rx_data_pkts(sta) \
 	(sta->sta_stats.rx_data_pkts)

 #define sta_last_rx_data_pkts(sta) \
 	(sta->sta_stats.last_rx_data_pkts)

 #define sta_rx_mgnt_pkts(sta) \
 	(sta->sta_stats.rx_mgnt_pkts)

 #define sta_last_rx_mgnt_pkts(sta) \
 	(sta->sta_stats.last_rx_mgnt_pkts)

 #define sta_rx_beacon_pkts(sta) \
 	(sta->sta_stats.rx_beacon_pkts)

 #define sta_last_rx_beacon_pkts(sta) \
 	(sta->sta_stats.last_rx_beacon_pkts)

 #define sta_rx_probereq_pkts(sta) \
 	(sta->sta_stats.rx_probereq_pkts)

 #define sta_last_rx_probereq_pkts(sta) \
 	(sta->sta_stats.last_rx_probereq_pkts)

 #define sta_rx_probersp_pkts(sta) \
 	(sta->sta_stats.rx_probersp_pkts)

 #define sta_last_rx_probersp_pkts(sta) \
 	(sta->sta_stats.last_rx_probersp_pkts)

 #define sta_rx_probersp_bm_pkts(sta) \
 	(sta->sta_stats.rx_probersp_bm_pkts)

 #define sta_last_rx_probersp_bm_pkts(sta) \
 	(sta->sta_stats.last_rx_probersp_bm_pkts)

 #define sta_rx_probersp_uo_pkts(sta) \
 	(sta->sta_stats.rx_probersp_uo_pkts)

 #define sta_last_rx_probersp_uo_pkts(sta) \
 	(sta->sta_stats.last_rx_probersp_uo_pkts)

 #define sta_update_last_rx_pkts(sta) \
 	do { \
 		sta->sta_stats.last_rx_mgnt_pkts = sta->sta_stats.rx_mgnt_pkts; \
 		sta->sta_stats.last_rx_beacon_pkts = sta->sta_stats.rx_beacon_pkts; \
 		sta->sta_stats.last_rx_probereq_pkts = sta->sta_stats.rx_probereq_pkts; \
 		sta->sta_stats.last_rx_probersp_pkts = sta->sta_stats.rx_probersp_pkts; \
 		sta->sta_stats.last_rx_probersp_bm_pkts = sta->sta_stats.rx_probersp_bm_pkts; \
 		sta->sta_stats.last_rx_probersp_uo_pkts = sta->sta_stats.rx_probersp_uo_pkts; \
 		sta->sta_stats.last_rx_ctrl_pkts = sta->sta_stats.rx_ctrl_pkts; \
 		sta->sta_stats.last_rx_data_pkts = sta->sta_stats.rx_data_pkts; \
 	} while (0)

 #define STA_RX_PKTS_ARG(sta) \
 	sta->sta_stats.rx_mgnt_pkts \
 	, sta->sta_stats.rx_ctrl_pkts \
 	, sta->sta_stats.rx_data_pkts

 #define STA_LAST_RX_PKTS_ARG(sta) \
 	sta->sta_stats.last_rx_mgnt_pkts, \
 	sta->sta_stats.last_rx_ctrl_pkts, \
 	sta->sta_stats.last_rx_data_pkts

 #define STA_RX_PKTS_DIFF_ARG(sta) \
 	sta->sta_stats.rx_mgnt_pkts - sta->sta_stats.last_rx_mgnt_pkts, \
 	sta->sta_stats.rx_ctrl_pkts - sta->sta_stats.last_rx_ctrl_pkts, \
 	sta->sta_stats.rx_data_pkts - sta->sta_stats.last_rx_data_pkts

 #define STA_PKTS_FMT "(m:%llu, c:%llu, d:%llu)"

 struct sta_priv {
 	spinlock_t sta_hash_lock;
 	struct list_head sta_hash[NUM_STA];
 	int asoc_sta_count;

 	struct rtw_adapter *padapter;
 	struct list_head asoc_list;
 	struct list_head auth_list;
 	spinlock_t asoc_list_lock;
 	spinlock_t auth_list_lock;
 	u8 asoc_list_cnt;
 	u8 auth_list_cnt;

 	unsigned int auth_to;  /* sec, time to expire in authenticating. */
 	unsigned int assoc_to; /* sec, time to expire before associating. */
 	unsigned int expire_to; /* sec , time to expire after associated. */

 	/* pointers to STA info; based on allocated AID or NULL if AID free
 	 * AID is in the range 1-2007, so sta_aid[0] corresponders to AID 1
 	 * and so on
 	 */
 	struct sta_info *sta_aid[NUM_STA];

 	u16 sta_dz_bitmap;/* only support 15 stations, station aid bitmap
 			   * for sleeping sta. */
 	u16 tim_bitmap;/* only support 15 stations,
 			* aid=0~15 mapping bit0~bit15 */

 	u16 max_num_sta;

 	struct wlan_acl_pool acl_list;
 };

 static inline u32 wifi_mac_hash(const u8 *mac)
 {
 	u32 x;

 	x = mac[0];
 	x = (x << 2) ^ mac[1];
 	x = (x << 2) ^ mac[2];
 	x = (x << 2) ^ mac[3];
 	x = (x << 2) ^ mac[4];
 	x = (x << 2) ^ mac[5];

 	x ^= x >> 8;
 	x  = x & (NUM_STA - 1);

 	return x;
 }

 int _rtw_init_sta_priv23a(struct sta_priv *pstapriv);
 int _rtw_free_sta_priv23a(struct sta_priv *pstapriv);

 struct sta_info *rtw_alloc_stainfo23a(struct sta_priv *pstapriv, const u8 *hwaddr, gfp_t gfp);
 int rtw_free_stainfo23a(struct rtw_adapter *padapter, struct sta_info *psta);
 void rtw_free_all_stainfo23a(struct rtw_adapter *padapter);
 struct sta_info *rtw_get_stainfo23a(struct sta_priv *pstapriv, const u8 *hwaddr);
 int rtw_init_bcmc_stainfo23a(struct rtw_adapter *padapter);
 struct sta_info *rtw_get_bcmc_stainfo23a(struct rtw_adapter *padapter);
 bool rtw_access_ctrl23a(struct rtw_adapter *padapter, u8 *mac_addr);

 #endif /* _STA_INFO_H_ */
	/******************************************************************************
	*
	* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
	*
	* This program is free software; you can redistribute it and/or modify it
	* under the terms of version 2 of the GNU General Public License as
	* published by the Free Software Foundation.
	*
	* This program is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	* more details.
	*
	******************************************************************************/
	#ifndef __STA_INFO_H_
	#define __STA_INFO_H_

	#include <osdep_service.h>
	#include <drv_types.h>
	#include <wifi.h>

	#define IBSS_START_MAC_ID 2
	#define NUM_STA 32
	#define NUM_ACL 16


	/* if mode ==0, then the sta is allowed once the addr is hit. */
	/* if mode ==1, then the sta is rejected once the addr is non-hit. */
	struct rtw_wlan_acl_node {
	struct list_head list;
	u8 addr[ETH_ALEN];
	u8 valid;
	};

	/* mode=0, disable */
	/* mode=1, accept unless in deny list */
	/* mode=2, deny unless in accept list */
	struct wlan_acl_pool {
	int mode;
	int num;
	struct rtw_wlan_acl_node aclnode[NUM_ACL];
	struct rtw_queue acl_node_q;
	};

	struct rssi_sta {
	s32 UndecoratedSmoothedPWDB;
	s32 UndecoratedSmoothedCCK;
	s32 UndecoratedSmoothedOFDM;
	u64 PacketMap;
	u8 ValidBit;
	};

	struct stainfo_stats {
	u64 rx_mgnt_pkts;
	u64 rx_beacon_pkts;
	u64 rx_probereq_pkts;
	u64 rx_probersp_pkts;
	u64 rx_probersp_bm_pkts;
	u64 rx_probersp_uo_pkts;
	u64 rx_ctrl_pkts;
	u64 rx_data_pkts;

	u64 last_rx_mgnt_pkts;
	u64 last_rx_beacon_pkts;
	u64 last_rx_probereq_pkts;
	u64 last_rx_probersp_pkts;
	u64 last_rx_probersp_bm_pkts;
	u64 last_rx_probersp_uo_pkts;
	u64 last_rx_ctrl_pkts;
	u64 last_rx_data_pkts;

	u64 rx_bytes;
	u64 rx_drops;

	u64 tx_pkts;
	u64 tx_bytes;
	u64 tx_drops;

	};

	struct sta_info {
	spinlock_t lock;
	struct list_head list; /* free_sta_queue */
	struct list_head hash_list; /* sta_hash */
	struct rtw_adapter *padapter;

	struct sta_xmit_priv sta_xmitpriv;
	struct sta_recv_priv sta_recvpriv;

	struct rtw_queue sleep_q;
	unsigned int sleepq_len;

	uint state;
	uint aid;
	uint mac_id;
	uint qos_option;
	u8 hwaddr[ETH_ALEN];

	uint ieee8021x_blocked; /* 0: allowed, 1:blocked */
	u32 dot118021XPrivacy; /* aes, tkip... */
	union Keytype dot11tkiptxmickey;
	union Keytype dot11tkiprxmickey;
	union Keytype dot118021x_UncstKey;
	union pn48 dot11txpn; /* PN48 used for Unicast xmit. */
	union pn48 dot11rxpn; /* PN48 used for Unicast recv. */


	u8 bssrateset[16];
	u32 bssratelen;
	s32 rssi;
	s32 signal_quality;

	u8 cts2self;
	u8 rtsen;

	u8 raid;
	u8 init_rate;
	u32 ra_mask;
	u8 wireless_mode; /* NETWORK_TYPE */
	struct stainfo_stats sta_stats;

	/* for A-MPDU TX, ADDBA timeout check */
	struct timer_list addba_retry_timer;

	/* for A-MPDU Rx reordering buffer control */
	struct recv_reorder_ctrl recvreorder_ctrl[16];

	/* for A-MPDU Tx */
	/* unsigned char ampdu_txen_bitmap; */
	u16 BA_starting_seqctrl[16];

	struct ht_priv htpriv;

	/* Notes: */
	/* STA_Mode: */
	/* curr_network(mlme_priv/security_priv/qos/ht) + sta_info: (STA & AP) CAP/INFO */
	/* scan_q: AP CAP/INFO */

	/* AP_Mode: */
	/* curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO */
	/* sta_info: (AP & STA) CAP/INFO */

	struct list_head asoc_list;
	struct list_head auth_list;

	unsigned int expire_to;
	unsigned int auth_seq;
	unsigned int authalg;
	unsigned char chg_txt[128];

	u16 capability;
	int flags;

	int dot8021xalg;/* 0:disable, 1:psk, 2:802.1x */
	int wpa_psk;/* 0:disable, bit(0): WPA, bit(1):WPA2 */
	int wpa_group_cipher;
	int wpa2_group_cipher;
	int wpa_pairwise_cipher;
	int wpa2_pairwise_cipher;

	u8 bpairwise_key_installed;

	u8 wpa_ie[32];

	u8 nonerp_set;
	u8 no_short_slot_time_set;
	u8 no_short_preamble_set;
	u8 no_ht_gf_set;
	u8 no_ht_set;
	u8 ht_20mhz_set;

	unsigned int tx_ra_bitmap;
	u8 qos_info;

	u8 max_sp_len;
	u8 uapsd_bk;/* BIT(0): Delivery enabled, BIT(1): Trigger enabled */
	u8 uapsd_be;
	u8 uapsd_vi;
	u8 uapsd_vo;

	u8 has_legacy_ac;
	unsigned int sleepq_ac_len;

	/* p2p priv data */
	u8 is_p2p_device;
	u8 p2p_status_code;

	u8 keep_alive_trycnt;

	/* p2p client info */
	u8 dev_addr[ETH_ALEN];
	u8 dev_cap;
	u16 config_methods;
	u8 primary_dev_type[8];
	u8 num_of_secdev_type;
	u8 secdev_types_list[32];/* 32/8 == 4; */
	u16 dev_name_len;
	u8 dev_name[32];
	u8 *passoc_req;
	u32 assoc_req_len;

	/* for DM */
	struct rssi_sta rssi_stat;

	/* */
	/* ================ODM Relative Info======================= */
	/* Please be care, dont declare too much structure here. It will cost memory * STA support num. */
	/* */
	/* */
	/* 2011/10/20 MH Add for ODM STA info. */
	/* */
	/* Driver Write */
	u8 bValid; /* record the sta status link or not? */
	u8 rssi_level; /* for Refresh RA mask */
	/* ODM Write */
	/* 1 PHY_STATUS_INFO */
	u8 RSSI_Path[4]; /* */
	u8 RSSI_Ave;
	u8 RXEVM[4];
	u8 RXSNR[4];

	/* ODM Write */
	/* 1 TX_INFO (may changed by IC) */
	/* ================ODM Relative Info======================= */
	/* */

	/* To store the sequence number of received management frame */
	u16 RxMgmtFrameSeqNum;
	};

	#define sta_rx_pkts(sta) \
	(sta->sta_stats.rx_mgnt_pkts \
	+ sta->sta_stats.rx_ctrl_pkts \
	+ sta->sta_stats.rx_data_pkts)

	#define sta_last_rx_pkts(sta) \
	(sta->sta_stats.last_rx_mgnt_pkts \
	+ sta->sta_stats.last_rx_ctrl_pkts \
	+ sta->sta_stats.last_rx_data_pkts)

	#define sta_rx_data_pkts(sta) \
	(sta->sta_stats.rx_data_pkts)

	#define sta_last_rx_data_pkts(sta) \
	(sta->sta_stats.last_rx_data_pkts)

	#define sta_rx_mgnt_pkts(sta) \
	(sta->sta_stats.rx_mgnt_pkts)

	#define sta_last_rx_mgnt_pkts(sta) \
	(sta->sta_stats.last_rx_mgnt_pkts)

	#define sta_rx_beacon_pkts(sta) \
	(sta->sta_stats.rx_beacon_pkts)

	#define sta_last_rx_beacon_pkts(sta) \
	(sta->sta_stats.last_rx_beacon_pkts)

	#define sta_rx_probereq_pkts(sta) \
	(sta->sta_stats.rx_probereq_pkts)

	#define sta_last_rx_probereq_pkts(sta) \
	(sta->sta_stats.last_rx_probereq_pkts)

	#define sta_rx_probersp_pkts(sta) \
	(sta->sta_stats.rx_probersp_pkts)

	#define sta_last_rx_probersp_pkts(sta) \
	(sta->sta_stats.last_rx_probersp_pkts)

	#define sta_rx_probersp_bm_pkts(sta) \
	(sta->sta_stats.rx_probersp_bm_pkts)

	#define sta_last_rx_probersp_bm_pkts(sta) \
	(sta->sta_stats.last_rx_probersp_bm_pkts)

	#define sta_rx_probersp_uo_pkts(sta) \
	(sta->sta_stats.rx_probersp_uo_pkts)

	#define sta_last_rx_probersp_uo_pkts(sta) \
	(sta->sta_stats.last_rx_probersp_uo_pkts)

	#define sta_update_last_rx_pkts(sta) \
	do { \
	sta->sta_stats.last_rx_mgnt_pkts = sta->sta_stats.rx_mgnt_pkts; \
	sta->sta_stats.last_rx_beacon_pkts = sta->sta_stats.rx_beacon_pkts; \
	sta->sta_stats.last_rx_probereq_pkts = sta->sta_stats.rx_probereq_pkts; \
	sta->sta_stats.last_rx_probersp_pkts = sta->sta_stats.rx_probersp_pkts; \
	sta->sta_stats.last_rx_probersp_bm_pkts = sta->sta_stats.rx_probersp_bm_pkts; \
	sta->sta_stats.last_rx_probersp_uo_pkts = sta->sta_stats.rx_probersp_uo_pkts; \
	sta->sta_stats.last_rx_ctrl_pkts = sta->sta_stats.rx_ctrl_pkts; \
	sta->sta_stats.last_rx_data_pkts = sta->sta_stats.rx_data_pkts; \
	} while (0)

	#define STA_RX_PKTS_ARG(sta) \
	sta->sta_stats.rx_mgnt_pkts \
	, sta->sta_stats.rx_ctrl_pkts \
	, sta->sta_stats.rx_data_pkts

	#define STA_LAST_RX_PKTS_ARG(sta) \
	sta->sta_stats.last_rx_mgnt_pkts, \
	sta->sta_stats.last_rx_ctrl_pkts, \
	sta->sta_stats.last_rx_data_pkts

	#define STA_RX_PKTS_DIFF_ARG(sta) \
	sta->sta_stats.rx_mgnt_pkts - sta->sta_stats.last_rx_mgnt_pkts, \
	sta->sta_stats.rx_ctrl_pkts - sta->sta_stats.last_rx_ctrl_pkts, \
	sta->sta_stats.rx_data_pkts - sta->sta_stats.last_rx_data_pkts

	#define STA_PKTS_FMT "(m:%llu, c:%llu, d:%llu)"

	struct sta_priv {
	spinlock_t sta_hash_lock;
	struct list_head sta_hash[NUM_STA];
	int asoc_sta_count;

	struct rtw_adapter *padapter;
	struct list_head asoc_list;
	struct list_head auth_list;
	spinlock_t asoc_list_lock;
	spinlock_t auth_list_lock;
	u8 asoc_list_cnt;
	u8 auth_list_cnt;

	unsigned int auth_to; /* sec, time to expire in authenticating. */
	unsigned int assoc_to; /* sec, time to expire before associating. */
	unsigned int expire_to; /* sec , time to expire after associated. */

	/* pointers to STA info; based on allocated AID or NULL if AID free
	* AID is in the range 1-2007, so sta_aid[0] corresponders to AID 1
	* and so on
	*/
	struct sta_info *sta_aid[NUM_STA];

	u16 sta_dz_bitmap;/* only support 15 stations, station aid bitmap
	* for sleeping sta. */
	u16 tim_bitmap;/* only support 15 stations,
	* aid=0~15 mapping bit0~bit15 */

	u16 max_num_sta;

	struct wlan_acl_pool acl_list;
	};

	static inline u32 wifi_mac_hash(const u8 *mac)
	{
	u32 x;

	x = mac[0];
	x = (x << 2) ^ mac[1];
	x = (x << 2) ^ mac[2];
	x = (x << 2) ^ mac[3];
	x = (x << 2) ^ mac[4];
	x = (x << 2) ^ mac[5];

	x ^= x >> 8;
	x = x & (NUM_STA - 1);

	return x;
	}

	int _rtw_init_sta_priv23a(struct sta_priv *pstapriv);
	int _rtw_free_sta_priv23a(struct sta_priv *pstapriv);

	struct sta_info rtw_alloc_stainfo23a(struct sta_priv pstapriv, const u8 *hwaddr, gfp_t gfp);
	int rtw_free_stainfo23a(struct rtw_adapter padapter, struct sta_info psta);
	void rtw_free_all_stainfo23a(struct rtw_adapter *padapter);
	struct sta_info rtw_get_stainfo23a(struct sta_priv pstapriv, const u8 *hwaddr);
	int rtw_init_bcmc_stainfo23a(struct rtw_adapter *padapter);
	struct sta_info rtw_get_bcmc_stainfo23a(struct rtw_adapter padapter);
	bool rtw_access_ctrl23a(struct rtw_adapter padapter, u8 mac_addr);

	#endif /* _STA_INFO_H_ */