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 #include <osdep_service.h>
11 #include <drv_types.h>
12 #include <wifi.h>
13
14 #define IBSS_START_MAC_ID 2
15 #define NUM_STA 32
16 #define NUM_ACL 16
17
18 /* if mode ==0, then the sta is allowed once the addr is hit. */
19 /* if mode ==1, then the sta is rejected once the addr is non-hit. */
20 struct rtw_wlan_acl_node {
21 struct list_head list;
22 u8 addr[ETH_ALEN];
23 u8 valid;
24 };
25
26 /* mode=0, disable */
27 /* mode=1, accept unless in deny list */
28 /* mode=2, deny unless in accept list */
29 struct wlan_acl_pool {
30 int mode;
31 int num;
32 struct rtw_wlan_acl_node aclnode[NUM_ACL];
33 struct __queue acl_node_q;
34 };
35
36 struct rssi_sta {
37 s32 UndecoratedSmoothedPWDB;
38 s32 UndecoratedSmoothedCCK;
39 s32 UndecoratedSmoothedOFDM;
40 u64 PacketMap;
41 u8 ValidBit;
42 };
43
44 struct stainfo_stats {
45 u64 rx_mgnt_pkts;
46 u64 rx_beacon_pkts;
47 u64 rx_probereq_pkts;
48 u64 rx_probersp_pkts;
49 u64 rx_probersp_bm_pkts;
50 u64 rx_probersp_uo_pkts;
51 u64 rx_ctrl_pkts;
52 u64 rx_data_pkts;
53
54 u64 last_rx_mgnt_pkts;
55 u64 last_rx_beacon_pkts;
56 u64 last_rx_probereq_pkts;
57 u64 last_rx_probersp_pkts;
58 u64 last_rx_probersp_bm_pkts;
59 u64 last_rx_probersp_uo_pkts;
60 u64 last_rx_ctrl_pkts;
61 u64 last_rx_data_pkts;
62 u64 rx_bytes;
63 u64 rx_drops;
64 u64 tx_pkts;
65 u64 tx_bytes;
66 u64 tx_drops;
67 };
68
69 struct sta_info {
70 spinlock_t lock;
71 struct list_head list; /* free_sta_queue */
72 struct list_head hash_list; /* sta_hash */
73
74 struct sta_xmit_priv sta_xmitpriv;
75 struct sta_recv_priv sta_recvpriv;
76
77 struct __queue sleep_q;
78 unsigned int sleepq_len;
79
80 uint state;
81 uint aid;
82 uint mac_id;
83 uint qos_option;
84 u8 hwaddr[ETH_ALEN];
85
86 uint ieee8021x_blocked; /* 0: allowed, 1:blocked */
87 uint dot118021XPrivacy; /* aes, tkip... */
88 union Keytype dot11tkiptxmickey;
89 union Keytype dot11tkiprxmickey;
90 union Keytype dot118021x_UncstKey;
91 union pn48 dot11txpn; /* PN48 used for Unicast xmit. */
92 union pn48 dot11rxpn; /* PN48 used for Unicast recv. */
93 u8 bssrateset[16];
94 u32 bssratelen;
95 s32 rssi;
96 s32 signal_quality;
97
98 u8 cts2self;
99 u8 rtsen;
100
101 u8 raid;
102 u8 init_rate;
103 u8 wireless_mode; /* NETWORK_TYPE */
104 struct stainfo_stats sta_stats;
105
106 /* for A-MPDU TX, ADDBA timeout check */
107 struct timer_list addba_retry_timer;
108
109 /* for A-MPDU Rx reordering buffer control */
110 struct recv_reorder_ctrl recvreorder_ctrl[16];
111
112 /* for A-MPDU Tx */
113 /* unsigned char ampdu_txen_bitmap; */
114 u16 BA_starting_seqctrl[16];
115
116 struct ht_priv htpriv;
117
118 /* Notes: */
119 /* STA_Mode: */
120 /* curr_network(mlme_priv/security_priv/qos/ht) +
121 * sta_info: (STA & AP) CAP/INFO
122 */
123 /* scan_q: AP CAP/INFO */
124
125 /* AP_Mode: */
126 /* curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO */
127 /* sta_info: (AP & STA) CAP/INFO */
128
129 struct list_head asoc_list;
130 #ifdef CONFIG_88EU_AP_MODE
131 struct list_head auth_list;
132
133 unsigned int expire_to;
134 unsigned int auth_seq;
135 unsigned int authalg;
136 unsigned char chg_txt[128];
137
138 u16 capability;
139 int flags;
140
141 int dot8021xalg;/* 0:disable, 1:psk, 2:802.1x */
142 int wpa_psk;/* 0:disable, bit(0): WPA, bit(1):WPA2 */
143 int wpa_group_cipher;
144 int wpa2_group_cipher;
145 int wpa_pairwise_cipher;
146 int wpa2_pairwise_cipher;
147
148 u8 bpairwise_key_installed;
149
150 u8 wpa_ie[32];
151
152 u8 nonerp_set;
153 u8 no_short_slot_time_set;
154 u8 no_short_preamble_set;
155 u8 no_ht_gf_set;
156 u8 no_ht_set;
157 u8 ht_20mhz_set;
158
159 unsigned int tx_ra_bitmap;
160 u8 qos_info;
161
162 u8 max_sp_len;
163 u8 uapsd_bk;/* BIT(0): Delivery enabled, BIT(1): Trigger enabled */
164 u8 uapsd_be;
165 u8 uapsd_vi;
166 u8 uapsd_vo;
167
168 u8 has_legacy_ac;
169 unsigned int sleepq_ac_len;
170 #endif /* CONFIG_88EU_AP_MODE */
171
172 u8 under_exist_checking;
173 u8 keep_alive_trycnt;
174
175 /* for DM */
176 struct rssi_sta rssi_stat;
177
178 /* ================ODM Relative Info======================= */
179 /* Please be careful, don't declare too much structure here.
180 * It will cost memory * STA support num.
181 */
182 /* 2011/10/20 MH Add for ODM STA info. */
183 /* Driver Write */
184 u8 bValid; /* record the sta status link or not? */
185 u8 IOTPeer; /* Enum value. HT_IOT_PEER_E */
186 u8 rssi_level; /* for Refresh RA mask */
187 /* ODM Write */
188 /* 1 PHY_STATUS_INFO */
189 u8 RSSI_Path[4]; /* */
190 u8 RSSI_Ave;
191 u8 RXEVM[4];
192 u8 RXSNR[4];
193
194 /* ================ODM Relative Info======================= */
195 /* */
196
197 /* To store the sequence number of received management frame */
198 u16 RxMgmtFrameSeqNum;
199 };
200
201 #define sta_rx_pkts(sta) \
202 (sta->sta_stats.rx_mgnt_pkts \
203 + sta->sta_stats.rx_ctrl_pkts \
204 + sta->sta_stats.rx_data_pkts)
205
206 #define sta_last_rx_pkts(sta) \
207 (sta->sta_stats.last_rx_mgnt_pkts \
208 + sta->sta_stats.last_rx_ctrl_pkts \
209 + sta->sta_stats.last_rx_data_pkts)
210
211 #define sta_rx_data_pkts(sta) \
212 (sta->sta_stats.rx_data_pkts)
213
214 #define sta_last_rx_data_pkts(sta) \
215 (sta->sta_stats.last_rx_data_pkts)
216
217 #define sta_rx_mgnt_pkts(sta) \
218 (sta->sta_stats.rx_mgnt_pkts)
219
220 #define sta_last_rx_mgnt_pkts(sta) \
221 (sta->sta_stats.last_rx_mgnt_pkts)
222
223 #define sta_rx_beacon_pkts(sta) \
224 (sta->sta_stats.rx_beacon_pkts)
225
226 #define sta_last_rx_beacon_pkts(sta) \
227 (sta->sta_stats.last_rx_beacon_pkts)
228
229 #define sta_rx_probereq_pkts(sta) \
230 (sta->sta_stats.rx_probereq_pkts)
231
232 #define sta_last_rx_probereq_pkts(sta) \
233 (sta->sta_stats.last_rx_probereq_pkts)
234
235 #define sta_rx_probersp_pkts(sta) \
236 (sta->sta_stats.rx_probersp_pkts)
237
238 #define sta_last_rx_probersp_pkts(sta) \
239 (sta->sta_stats.last_rx_probersp_pkts)
240
241 #define sta_rx_probersp_bm_pkts(sta) \
242 (sta->sta_stats.rx_probersp_bm_pkts)
243
244 #define sta_last_rx_probersp_bm_pkts(sta) \
245 (sta->sta_stats.last_rx_probersp_bm_pkts)
246
247 #define sta_rx_probersp_uo_pkts(sta) \
248 (sta->sta_stats.rx_probersp_uo_pkts)
249
250 #define sta_last_rx_probersp_uo_pkts(sta) \
251 (sta->sta_stats.last_rx_probersp_uo_pkts)
252
253 #define sta_update_last_rx_pkts(sta) \
254 do { \
255 sta->sta_stats.last_rx_mgnt_pkts = sta->sta_stats.rx_mgnt_pkts; \
256 sta->sta_stats.last_rx_beacon_pkts = sta->sta_stats.rx_beacon_pkts; \
257 sta->sta_stats.last_rx_probereq_pkts = sta->sta_stats.rx_probereq_pkts; \
258 sta->sta_stats.last_rx_probersp_pkts = sta->sta_stats.rx_probersp_pkts; \
259 sta->sta_stats.last_rx_probersp_bm_pkts = sta->sta_stats.rx_probersp_bm_pkts; \
260 sta->sta_stats.last_rx_probersp_uo_pkts = sta->sta_stats.rx_probersp_uo_pkts; \
261 sta->sta_stats.last_rx_ctrl_pkts = sta->sta_stats.rx_ctrl_pkts; \
262 sta->sta_stats.last_rx_data_pkts = sta->sta_stats.rx_data_pkts; \
263 } while (0)
264
265 #define STA_RX_PKTS_ARG(sta) \
266 sta->sta_stats.rx_mgnt_pkts \
267 , sta->sta_stats.rx_ctrl_pkts \
268 , sta->sta_stats.rx_data_pkts
269
270 #define STA_LAST_RX_PKTS_ARG(sta) \
271 sta->sta_stats.last_rx_mgnt_pkts \
272 , sta->sta_stats.last_rx_ctrl_pkts \
273 , sta->sta_stats.last_rx_data_pkts
274
275 #define STA_RX_PKTS_DIFF_ARG(sta) \
276 sta->sta_stats.rx_mgnt_pkts - sta->sta_stats.last_rx_mgnt_pkts \
277 , sta->sta_stats.rx_ctrl_pkts - sta->sta_stats.last_rx_ctrl_pkts \
278 , sta->sta_stats.rx_data_pkts - sta->sta_stats.last_rx_data_pkts
279
280 #define STA_PKTS_FMT "(m:%llu, c:%llu, d:%llu)"
281
282 struct sta_priv {
283 u8 *pallocated_stainfo_buf;
284 u8 *pstainfo_buf;
285 struct __queue free_sta_queue;
286
287 spinlock_t sta_hash_lock;
288 struct list_head sta_hash[NUM_STA];
289 int asoc_sta_count;
290 struct __queue sleep_q;
291 struct __queue wakeup_q;
292
293 struct adapter *padapter;
294
295 spinlock_t asoc_list_lock;
296 struct list_head asoc_list;
297
298 #ifdef CONFIG_88EU_AP_MODE
299 struct list_head auth_list;
300 spinlock_t auth_list_lock;
301 u8 asoc_list_cnt;
302 u8 auth_list_cnt;
303
304 unsigned int auth_to; /* sec, time to expire in authenticating. */
305 unsigned int assoc_to; /* sec, time to expire before associating. */
306 unsigned int expire_to; /* sec , time to expire after associated. */
307
308 /* pointers to STA info; based on allocated AID or NULL if AID free
309 * AID is in the range 1-2007, so sta_aid[0] corresponders to AID 1
310 * and so on
311 */
312 struct sta_info *sta_aid[NUM_STA];
313
314 u16 sta_dz_bitmap;/* only support 15 stations, station aid bitmap
315 * for sleeping sta.
316 */
317 u16 tim_bitmap; /* only support 15 stations, aid=0~15 mapping
318 * bit0~bit15
319 */
320
321 u16 max_num_sta;
322
323 struct wlan_acl_pool acl_list;
324 #endif
325
326 };
327
wifi_mac_hash(u8 * mac)328 static inline u32 wifi_mac_hash(u8 *mac)
329 {
330 u32 x;
331
332 x = mac[0];
333 x = (x << 2) ^ mac[1];
334 x = (x << 2) ^ mac[2];
335 x = (x << 2) ^ mac[3];
336 x = (x << 2) ^ mac[4];
337 x = (x << 2) ^ mac[5];
338
339 x ^= x >> 8;
340 x = x & (NUM_STA - 1);
341 return x;
342 }
343
344 u32 _rtw_init_sta_priv(struct sta_priv *pstapriv);
345 u32 _rtw_free_sta_priv(struct sta_priv *pstapriv);
346
347 #define stainfo_offset_valid(offset) (offset < NUM_STA && offset >= 0)
348 int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta);
349 struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int off);
350
351 struct sta_info *rtw_alloc_stainfo(struct sta_priv *stapriv, u8 *hwaddr);
352 u32 rtw_free_stainfo(struct adapter *adapt, struct sta_info *psta);
353 void rtw_free_all_stainfo(struct adapter *adapt);
354 struct sta_info *rtw_get_stainfo(struct sta_priv *stapriv, u8 *hwaddr);
355 u32 rtw_init_bcmc_stainfo(struct adapter *adapt);
356 struct sta_info *rtw_get_bcmc_stainfo(struct adapter *padapter);
357 bool rtw_access_ctrl(struct adapter *padapter, u8 *mac_addr);
358
359 #endif /* _STA_INFO_H_ */
360