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	uint	ieee8021x_blocked;	/* 0: allowed, 1: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_last_rx_pkts(sta) \
226	(sta->sta_stats.last_rx_mgnt_pkts \
227	+ sta->sta_stats.last_rx_ctrl_pkts \
228	+ sta->sta_stats.last_rx_data_pkts)
229
230#define sta_rx_data_pkts(sta) \
231	(sta->sta_stats.rx_data_pkts)
232
233#define sta_last_rx_data_pkts(sta) \
234	(sta->sta_stats.last_rx_data_pkts)
235
236#define sta_rx_mgnt_pkts(sta) \
237	(sta->sta_stats.rx_mgnt_pkts)
238
239#define sta_last_rx_mgnt_pkts(sta) \
240	(sta->sta_stats.last_rx_mgnt_pkts)
241
242#define sta_rx_beacon_pkts(sta) \
243	(sta->sta_stats.rx_beacon_pkts)
244
245#define sta_last_rx_beacon_pkts(sta) \
246	(sta->sta_stats.last_rx_beacon_pkts)
247
248#define sta_rx_probereq_pkts(sta) \
249	(sta->sta_stats.rx_probereq_pkts)
250
251#define sta_last_rx_probereq_pkts(sta) \
252	(sta->sta_stats.last_rx_probereq_pkts)
253
254#define sta_rx_probersp_pkts(sta) \
255	(sta->sta_stats.rx_probersp_pkts)
256
257#define sta_last_rx_probersp_pkts(sta) \
258	(sta->sta_stats.last_rx_probersp_pkts)
259
260#define sta_rx_probersp_bm_pkts(sta) \
261	(sta->sta_stats.rx_probersp_bm_pkts)
262
263#define sta_last_rx_probersp_bm_pkts(sta) \
264	(sta->sta_stats.last_rx_probersp_bm_pkts)
265
266#define sta_rx_probersp_uo_pkts(sta) \
267	(sta->sta_stats.rx_probersp_uo_pkts)
268
269#define sta_last_rx_probersp_uo_pkts(sta) \
270	(sta->sta_stats.last_rx_probersp_uo_pkts)
271
272#define sta_update_last_rx_pkts(sta) \
273	do { \
274		sta->sta_stats.last_rx_mgnt_pkts = sta->sta_stats.rx_mgnt_pkts; \
275		sta->sta_stats.last_rx_beacon_pkts = sta->sta_stats.rx_beacon_pkts; \
276		sta->sta_stats.last_rx_probereq_pkts = sta->sta_stats.rx_probereq_pkts; \
277		sta->sta_stats.last_rx_probersp_pkts = sta->sta_stats.rx_probersp_pkts; \
278		sta->sta_stats.last_rx_probersp_bm_pkts = sta->sta_stats.rx_probersp_bm_pkts; \
279		sta->sta_stats.last_rx_probersp_uo_pkts = sta->sta_stats.rx_probersp_uo_pkts; \
280		sta->sta_stats.last_rx_ctrl_pkts = sta->sta_stats.rx_ctrl_pkts; \
281		sta->sta_stats.last_rx_data_pkts = sta->sta_stats.rx_data_pkts; \
282	} while (0)
283
284#define STA_RX_PKTS_ARG(sta) \
285	sta->sta_stats.rx_mgnt_pkts \
286	, sta->sta_stats.rx_ctrl_pkts \
287	, sta->sta_stats.rx_data_pkts
288
289#define STA_LAST_RX_PKTS_ARG(sta) \
290	sta->sta_stats.last_rx_mgnt_pkts \
291	, sta->sta_stats.last_rx_ctrl_pkts \
292	, sta->sta_stats.last_rx_data_pkts
293
294#define STA_RX_PKTS_DIFF_ARG(sta) \
295	sta->sta_stats.rx_mgnt_pkts - sta->sta_stats.last_rx_mgnt_pkts \
296	, sta->sta_stats.rx_ctrl_pkts - sta->sta_stats.last_rx_ctrl_pkts \
297	, sta->sta_stats.rx_data_pkts - sta->sta_stats.last_rx_data_pkts
298
299#define STA_PKTS_FMT "(m:%llu, c:%llu, d:%llu)"
300
301struct	sta_priv {
302
303	u8 *pallocated_stainfo_buf;
304	u8 *pstainfo_buf;
305	struct __queue	free_sta_queue;
306
307	spinlock_t sta_hash_lock;
308	struct list_head   sta_hash[NUM_STA];
309	int asoc_sta_count;
310	struct __queue sleep_q;
311	struct __queue wakeup_q;
312
313	struct adapter *padapter;
314
315	struct list_head asoc_list;
316	struct list_head auth_list;
317	spinlock_t asoc_list_lock;
318	spinlock_t auth_list_lock;
319	u8 asoc_list_cnt;
320	u8 auth_list_cnt;
321
322	unsigned int auth_to;  /* sec, time to expire in authenticating. */
323	unsigned int assoc_to; /* sec, time to expire before associating. */
324	unsigned int expire_to; /* sec , time to expire after associated. */
325
326	/* pointers to STA info; based on allocated AID or NULL if AID free
327	 * AID is in the range 1-2007, so sta_aid[0] corresponders to AID 1
328	 * and so on
329	 */
330	struct sta_info *sta_aid[NUM_STA];
331
332	u16 sta_dz_bitmap;/* only support for 15 stations, aid bitmap for sleeping stations. */
333	u16 tim_bitmap;/* only support 15 stations, aid = 0~15 mapping bit0~bit15 */
334
335	u16 max_num_sta;
336
337	struct wlan_acl_pool acl_list;
338};
339
340
341static inline u32 wifi_mac_hash(u8 *mac)
342{
343	u32 x;
344
345	x = mac[0];
346	x = (x << 2) ^ mac[1];
347	x = (x << 2) ^ mac[2];
348	x = (x << 2) ^ mac[3];
349	x = (x << 2) ^ mac[4];
350	x = (x << 2) ^ mac[5];
351
352	x ^= x >> 8;
353	x  = x & (NUM_STA - 1);
354
355	return x;
356}
357
358
359extern u32 _rtw_init_sta_priv(struct sta_priv *pstapriv);
360extern u32 _rtw_free_sta_priv(struct sta_priv *pstapriv);
361
362#define stainfo_offset_valid(offset) (offset < NUM_STA && offset >= 0)
363int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta);
364struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int offset);
365
366extern struct sta_info *rtw_alloc_stainfo(struct	sta_priv *pstapriv, u8 *hwaddr);
367extern u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta);
368extern void rtw_free_all_stainfo(struct adapter *padapter);
369extern struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr);
370extern u32 rtw_init_bcmc_stainfo(struct adapter *padapter);
371extern struct sta_info *rtw_get_bcmc_stainfo(struct adapter *padapter);
372extern u8 rtw_access_ctrl(struct adapter *padapter, u8 *mac_addr);
373
374#endif /* _STA_INFO_H_ */
375