sta_info.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2/******************************************************************************
  3 *
  4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
  5 *
  6 ******************************************************************************/
  7#ifndef __STA_INFO_H_
  8#define __STA_INFO_H_
  9
 10
 11#define IBSS_START_MAC_ID	2
 12#define NUM_STA 32
 13#define NUM_ACL 16
 14
 15
 16/* if mode == 0, then the sta is allowed once the addr is hit. */
 17/* if mode == 1, then the sta is rejected once the addr is non-hit. */
 18struct rtw_wlan_acl_node {
 19	struct list_head list;
 20	u8		 addr[ETH_ALEN];
 21	u8		 valid;
 22};
 23
 24/* mode = 0, disable */
 25/* mode = 1, accept unless in deny list */
 26/* mode =2, deny unless in accept list */
 27struct wlan_acl_pool {
 28	int mode;
 29	int num;
 30	struct rtw_wlan_acl_node aclnode[NUM_ACL];
 31	struct __queue	acl_node_q;
 32};
 33
 34struct rssi_sta {
 35	s32	UndecoratedSmoothedPWDB;
 36	s32	UndecoratedSmoothedCCK;
 37	s32	UndecoratedSmoothedOFDM;
 38	u64	PacketMap;
 39	u8 ValidBit;
 40};
 41
 42struct	stainfo_stats	{
 43
 44	u64 rx_mgnt_pkts;
 45		u64 rx_beacon_pkts;
 46		u64 rx_probereq_pkts;
 47		u64 rx_probersp_pkts;
 48		u64 rx_probersp_bm_pkts;
 49		u64 rx_probersp_uo_pkts;
 50	u64 rx_ctrl_pkts;
 51	u64 rx_data_pkts;
 52
 53	u64	last_rx_mgnt_pkts;
 54		u64 last_rx_beacon_pkts;
 55		u64 last_rx_probereq_pkts;
 56		u64 last_rx_probersp_pkts;
 57		u64 last_rx_probersp_bm_pkts;
 58		u64 last_rx_probersp_uo_pkts;
 59	u64	last_rx_ctrl_pkts;
 60	u64	last_rx_data_pkts;
 61
 62	u64	rx_bytes;
 63	u64	rx_drops;
 64
 65	u64	tx_pkts;
 66	u64	tx_bytes;
 67	u64  tx_drops;
 68};
 69
 70struct sta_info {
 71
 72	spinlock_t	lock;
 73	struct list_head	list; /* free_sta_queue */
 74	struct list_head	hash_list; /* sta_hash */
 75	struct adapter *padapter;
 76
 77	struct sta_xmit_priv sta_xmitpriv;
 78	struct sta_recv_priv sta_recvpriv;
 79
 80	struct __queue sleep_q;
 81	unsigned int sleepq_len;
 82
 83	uint state;
 84	uint aid;
 85	uint mac_id;
 86	uint qos_option;
 87	u8 hwaddr[ETH_ALEN];
 88
 89	bool ieee8021x_blocked;
 90	uint	dot118021XPrivacy; /* aes, tkip... */
 91	union Keytype	dot11tkiptxmickey;
 92	union Keytype	dot11tkiprxmickey;
 93	union Keytype	dot118021x_UncstKey;
 94	union pn48		dot11txpn;			/*  PN48 used for Unicast xmit */
 95	union pn48		dot11wtxpn;			/*  PN48 used for Unicast mgmt xmit. */
 96	union pn48		dot11rxpn;			/*  PN48 used for Unicast recv. */
 97
 98
 99	u8 bssrateset[16];
100	u32 bssratelen;
101	s32  rssi;
102	s32	signal_quality;
103
104	u8 cts2self;
105	u8 rtsen;
106
107	u8 raid;
108	u8 init_rate;
109	u32 ra_mask;
110	u8 wireless_mode;	/*  NETWORK_TYPE */
111	u8 bw_mode;
112
113	u8 ldpc;
114	u8 stbc;
115
116	struct stainfo_stats sta_stats;
117
118	/* for A-MPDU TX, ADDBA timeout check */
119	struct timer_list addba_retry_timer;
120
121	/* for A-MPDU Rx reordering buffer control */
122	struct recv_reorder_ctrl recvreorder_ctrl[16];
123
124	/* for A-MPDU Tx */
125	/* unsigned char 	ampdu_txen_bitmap; */
126	u16 BA_starting_seqctrl[16];
127
128
129	struct ht_priv htpriv;
130
131	/* Notes: */
132	/* STA_Mode: */
133	/* curr_network(mlme_priv/security_priv/qos/ht) + sta_info: (STA & AP) CAP/INFO */
134	/* scan_q: AP CAP/INFO */
135
136	/* AP_Mode: */
137	/* curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO */
138	/* sta_info: (AP & STA) CAP/INFO */
139
140	struct list_head asoc_list;
141	struct list_head auth_list;
142
143	unsigned int expire_to;
144	unsigned int auth_seq;
145	unsigned int authalg;
146	unsigned char chg_txt[128];
147
148	u16 capability;
149	int flags;
150
151	int dot8021xalg;/* 0:disable, 1:psk, 2:802.1x */
152	int wpa_psk;/* 0:disable, bit(0): WPA, bit(1):WPA2 */
153	int wpa_group_cipher;
154	int wpa2_group_cipher;
155	int wpa_pairwise_cipher;
156	int wpa2_pairwise_cipher;
157
158	u8 bpairwise_key_installed;
159
160	u8 wpa_ie[32];
161
162	u8 nonerp_set;
163	u8 no_short_slot_time_set;
164	u8 no_short_preamble_set;
165	u8 no_ht_gf_set;
166	u8 no_ht_set;
167	u8 ht_20mhz_set;
168
169	unsigned int tx_ra_bitmap;
170	u8 qos_info;
171
172	u8 max_sp_len;
173	u8 uapsd_bk;/* BIT(0): Delivery enabled, BIT(1): Trigger enabled */
174	u8 uapsd_be;
175	u8 uapsd_vi;
176	u8 uapsd_vo;
177
178	u8 has_legacy_ac;
179	unsigned int sleepq_ac_len;
180
181	u8 under_exist_checking;
182
183	u8 keep_alive_trycnt;
184
185	u8 *passoc_req;
186	u32 assoc_req_len;
187
188	/* for DM */
189	struct rssi_sta	 rssi_stat;
190
191	/* ODM_STA_INFO_T */
192	/*  ================ODM Relative Info ======================= */
193	/*  Please be care, dont declare too much structure here. It will cost memory * STA support num. */
194	/*  */
195	/*  */
196	/*  2011/10/20 MH Add for ODM STA info. */
197	/*  */
198	/*  Driver Write */
199	u8 bValid;				/*  record the sta status link or not? */
200	u8 IOTPeer;			/*  Enum value.	HT_IOT_PEER_E */
201	/*  ODM Write */
202	/* 1 PHY_STATUS_INFO */
203	u8 RSSI_Path[4];		/*  */
204	u8 RSSI_Ave;
205	u8 RXEVM[4];
206	u8 RXSNR[4];
207
208	u8 rssi_level;			/* for Refresh RA mask */
209	/*  ODM Write */
210	/* 1 TX_INFO (may changed by IC) */
211	/* TX_INFO_T		pTxInfo;		 Define in IC folder. Move lower layer. */
212	/*  */
213	/*  ================ODM Relative Info ======================= */
214	/*  */
215
216	/* To store the sequence number of received management frame */
217	u16 RxMgmtFrameSeqNum;
218};
219
220#define sta_rx_pkts(sta) \
221	(sta->sta_stats.rx_mgnt_pkts \
222	+ sta->sta_stats.rx_ctrl_pkts \
223	+ sta->sta_stats.rx_data_pkts)
224
225#define sta_rx_data_pkts(sta) \
226	(sta->sta_stats.rx_data_pkts)
227
228#define sta_last_rx_data_pkts(sta) \
229	(sta->sta_stats.last_rx_data_pkts)
230
231#define sta_rx_beacon_pkts(sta) \
232	(sta->sta_stats.rx_beacon_pkts)
233
234#define sta_last_rx_beacon_pkts(sta) \
235	(sta->sta_stats.last_rx_beacon_pkts)
236
237#define sta_rx_probersp_pkts(sta) \
238	(sta->sta_stats.rx_probersp_pkts)
239
240#define sta_last_rx_probersp_pkts(sta) \
241	(sta->sta_stats.last_rx_probersp_pkts)
242
243#define sta_update_last_rx_pkts(sta) \
244	do { \
245		sta->sta_stats.last_rx_mgnt_pkts = sta->sta_stats.rx_mgnt_pkts; \
246		sta->sta_stats.last_rx_beacon_pkts = sta->sta_stats.rx_beacon_pkts; \
247		sta->sta_stats.last_rx_probereq_pkts = sta->sta_stats.rx_probereq_pkts; \
248		sta->sta_stats.last_rx_probersp_pkts = sta->sta_stats.rx_probersp_pkts; \
249		sta->sta_stats.last_rx_probersp_bm_pkts = sta->sta_stats.rx_probersp_bm_pkts; \
250		sta->sta_stats.last_rx_probersp_uo_pkts = sta->sta_stats.rx_probersp_uo_pkts; \
251		sta->sta_stats.last_rx_ctrl_pkts = sta->sta_stats.rx_ctrl_pkts; \
252		sta->sta_stats.last_rx_data_pkts = sta->sta_stats.rx_data_pkts; \
253	} while (0)
254
255#define STA_PKTS_FMT "(m:%llu, c:%llu, d:%llu)"
256
257struct	sta_priv {
258
259	u8 *pallocated_stainfo_buf;
260	u8 *pstainfo_buf;
261	struct __queue	free_sta_queue;
262
263	spinlock_t sta_hash_lock;
264	struct list_head   sta_hash[NUM_STA];
265	int asoc_sta_count;
266	struct __queue sleep_q;
267	struct __queue wakeup_q;
268
269	struct adapter *padapter;
270
271	struct list_head asoc_list;
272	struct list_head auth_list;
273	spinlock_t asoc_list_lock;
274	spinlock_t auth_list_lock;
275	u8 asoc_list_cnt;
276	u8 auth_list_cnt;
277
278	unsigned int auth_to;  /* sec, time to expire in authenticating. */
279	unsigned int assoc_to; /* sec, time to expire before associating. */
280	unsigned int expire_to; /* sec , time to expire after associated. */
281
282	/* pointers to STA info; based on allocated AID or NULL if AID free
283	 * AID is in the range 1-2007, so sta_aid[0] corresponders to AID 1
284	 * and so on
285	 */
286	struct sta_info *sta_aid[NUM_STA];
287
288	u16 sta_dz_bitmap;/* only support for 15 stations, aid bitmap for sleeping stations. */
289	u16 tim_bitmap;/* only support 15 stations, aid = 0~15 mapping bit0~bit15 */
290
291	u16 max_num_sta;
292
293	struct wlan_acl_pool acl_list;
294};
295
296
297static inline u32 wifi_mac_hash(u8 *mac)
298{
299	u32 x;
300
301	x = mac[0];
302	x = (x << 2) ^ mac[1];
303	x = (x << 2) ^ mac[2];
304	x = (x << 2) ^ mac[3];
305	x = (x << 2) ^ mac[4];
306	x = (x << 2) ^ mac[5];
307
308	x ^= x >> 8;
309	x  = x & (NUM_STA - 1);
310
311	return x;
312}
313
314
315extern u32 _rtw_init_sta_priv(struct sta_priv *pstapriv);
316extern u32 _rtw_free_sta_priv(struct sta_priv *pstapriv);
317
318#define stainfo_offset_valid(offset) (offset < NUM_STA && offset >= 0)
319int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta);
320struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int offset);
321
322extern struct sta_info *rtw_alloc_stainfo(struct	sta_priv *pstapriv, u8 *hwaddr);
323extern u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta);
324extern void rtw_free_all_stainfo(struct adapter *padapter);
325extern struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr);
326extern u32 rtw_init_bcmc_stainfo(struct adapter *padapter);
327extern struct sta_info *rtw_get_bcmc_stainfo(struct adapter *padapter);
328extern u8 rtw_access_ctrl(struct adapter *padapter, u8 *mac_addr);
329
330#endif /* _STA_INFO_H_ */