1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 ******************************************************************************/
15 #ifndef __STA_INFO_H_
16 #define __STA_INFO_H_
17
18 #include <osdep_service.h>
19 #include <drv_types.h>
20 #include <wifi.h>
21
22 #define IBSS_START_MAC_ID 2
23 #define NUM_STA 32
24 #define NUM_ACL 16
25
26
27 /* if mode ==0, then the sta is allowed once the addr is hit. */
28 /* if mode ==1, then the sta is rejected once the addr is non-hit. */
29 struct rtw_wlan_acl_node {
30 struct list_head list;
31 u8 addr[ETH_ALEN];
32 u8 valid;
33 };
34
35 /* mode=0, disable */
36 /* mode=1, accept unless in deny list */
37 /* mode=2, deny unless in accept list */
38 struct wlan_acl_pool {
39 int mode;
40 int num;
41 struct rtw_wlan_acl_node aclnode[NUM_ACL];
42 struct rtw_queue acl_node_q;
43 };
44
45 struct rssi_sta {
46 s32 UndecoratedSmoothedPWDB;
47 s32 UndecoratedSmoothedCCK;
48 s32 UndecoratedSmoothedOFDM;
49 u64 PacketMap;
50 u8 ValidBit;
51 };
52
53 struct stainfo_stats {
54 u64 rx_mgnt_pkts;
55 u64 rx_beacon_pkts;
56 u64 rx_probereq_pkts;
57 u64 rx_probersp_pkts;
58 u64 rx_probersp_bm_pkts;
59 u64 rx_probersp_uo_pkts;
60 u64 rx_ctrl_pkts;
61 u64 rx_data_pkts;
62
63 u64 last_rx_mgnt_pkts;
64 u64 last_rx_beacon_pkts;
65 u64 last_rx_probereq_pkts;
66 u64 last_rx_probersp_pkts;
67 u64 last_rx_probersp_bm_pkts;
68 u64 last_rx_probersp_uo_pkts;
69 u64 last_rx_ctrl_pkts;
70 u64 last_rx_data_pkts;
71
72 u64 rx_bytes;
73 u64 rx_drops;
74
75 u64 tx_pkts;
76 u64 tx_bytes;
77 u64 tx_drops;
78
79 };
80
81 struct sta_info {
82 spinlock_t lock;
83 struct list_head list; /* free_sta_queue */
84 struct list_head hash_list; /* sta_hash */
85 struct rtw_adapter *padapter;
86
87 struct sta_xmit_priv sta_xmitpriv;
88 struct sta_recv_priv sta_recvpriv;
89
90 struct rtw_queue sleep_q;
91 unsigned int sleepq_len;
92
93 uint state;
94 uint aid;
95 uint mac_id;
96 uint qos_option;
97 u8 hwaddr[ETH_ALEN];
98
99 uint ieee8021x_blocked; /* 0: allowed, 1:blocked */
100 u32 dot118021XPrivacy; /* aes, tkip... */
101 union Keytype dot11tkiptxmickey;
102 union Keytype dot11tkiprxmickey;
103 union Keytype dot118021x_UncstKey;
104 union pn48 dot11txpn; /* PN48 used for Unicast xmit. */
105 union pn48 dot11rxpn; /* PN48 used for Unicast recv. */
106
107
108 u8 bssrateset[16];
109 u32 bssratelen;
110 s32 rssi;
111 s32 signal_quality;
112
113 u8 cts2self;
114 u8 rtsen;
115
116 u8 raid;
117 u8 init_rate;
118 u32 ra_mask;
119 u8 wireless_mode; /* NETWORK_TYPE */
120 struct stainfo_stats sta_stats;
121
122 /* for A-MPDU TX, ADDBA timeout check */
123 struct timer_list addba_retry_timer;
124
125 /* for A-MPDU Rx reordering buffer control */
126 struct recv_reorder_ctrl recvreorder_ctrl[16];
127
128 /* for A-MPDU Tx */
129 /* unsigned char ampdu_txen_bitmap; */
130 u16 BA_starting_seqctrl[16];
131
132 struct ht_priv htpriv;
133
134 /* Notes: */
135 /* STA_Mode: */
136 /* curr_network(mlme_priv/security_priv/qos/ht) + sta_info: (STA & AP) CAP/INFO */
137 /* scan_q: AP CAP/INFO */
138
139 /* AP_Mode: */
140 /* curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO */
141 /* sta_info: (AP & STA) CAP/INFO */
142
143 struct list_head asoc_list;
144 struct list_head auth_list;
145
146 unsigned int expire_to;
147 unsigned int auth_seq;
148 unsigned int authalg;
149 unsigned char chg_txt[128];
150
151 u16 capability;
152 int flags;
153
154 int dot8021xalg;/* 0:disable, 1:psk, 2:802.1x */
155 int wpa_psk;/* 0:disable, bit(0): WPA, bit(1):WPA2 */
156 int wpa_group_cipher;
157 int wpa2_group_cipher;
158 int wpa_pairwise_cipher;
159 int wpa2_pairwise_cipher;
160
161 u8 bpairwise_key_installed;
162
163 u8 wpa_ie[32];
164
165 u8 nonerp_set;
166 u8 no_short_slot_time_set;
167 u8 no_short_preamble_set;
168 u8 no_ht_gf_set;
169 u8 no_ht_set;
170 u8 ht_20mhz_set;
171
172 unsigned int tx_ra_bitmap;
173 u8 qos_info;
174
175 u8 max_sp_len;
176 u8 uapsd_bk;/* BIT(0): Delivery enabled, BIT(1): Trigger enabled */
177 u8 uapsd_be;
178 u8 uapsd_vi;
179 u8 uapsd_vo;
180
181 u8 has_legacy_ac;
182 unsigned int sleepq_ac_len;
183
184 /* p2p priv data */
185 u8 is_p2p_device;
186 u8 p2p_status_code;
187
188 u8 keep_alive_trycnt;
189
190 /* p2p client info */
191 u8 dev_addr[ETH_ALEN];
192 u8 dev_cap;
193 u16 config_methods;
194 u8 primary_dev_type[8];
195 u8 num_of_secdev_type;
196 u8 secdev_types_list[32];/* 32/8 == 4; */
197 u16 dev_name_len;
198 u8 dev_name[32];
199 u8 *passoc_req;
200 u32 assoc_req_len;
201
202 /* for DM */
203 struct rssi_sta rssi_stat;
204
205 /* */
206 /* ================ODM Relative Info======================= */
207 /* Please be care, dont declare too much structure here. It will cost memory * STA support num. */
208 /* */
209 /* */
210 /* 2011/10/20 MH Add for ODM STA info. */
211 /* */
212 /* Driver Write */
213 u8 bValid; /* record the sta status link or not? */
214 u8 rssi_level; /* for Refresh RA mask */
215 /* ODM Write */
216 /* 1 PHY_STATUS_INFO */
217 u8 RSSI_Path[4]; /* */
218 u8 RSSI_Ave;
219 u8 RXEVM[4];
220 u8 RXSNR[4];
221
222 /* ODM Write */
223 /* 1 TX_INFO (may changed by IC) */
224 /* ================ODM Relative Info======================= */
225 /* */
226
227 /* To store the sequence number of received management frame */
228 u16 RxMgmtFrameSeqNum;
229 };
230
231 #define sta_rx_pkts(sta) \
232 (sta->sta_stats.rx_mgnt_pkts \
233 + sta->sta_stats.rx_ctrl_pkts \
234 + sta->sta_stats.rx_data_pkts)
235
236 #define sta_last_rx_pkts(sta) \
237 (sta->sta_stats.last_rx_mgnt_pkts \
238 + sta->sta_stats.last_rx_ctrl_pkts \
239 + sta->sta_stats.last_rx_data_pkts)
240
241 #define sta_rx_data_pkts(sta) \
242 (sta->sta_stats.rx_data_pkts)
243
244 #define sta_last_rx_data_pkts(sta) \
245 (sta->sta_stats.last_rx_data_pkts)
246
247 #define sta_rx_mgnt_pkts(sta) \
248 (sta->sta_stats.rx_mgnt_pkts)
249
250 #define sta_last_rx_mgnt_pkts(sta) \
251 (sta->sta_stats.last_rx_mgnt_pkts)
252
253 #define sta_rx_beacon_pkts(sta) \
254 (sta->sta_stats.rx_beacon_pkts)
255
256 #define sta_last_rx_beacon_pkts(sta) \
257 (sta->sta_stats.last_rx_beacon_pkts)
258
259 #define sta_rx_probereq_pkts(sta) \
260 (sta->sta_stats.rx_probereq_pkts)
261
262 #define sta_last_rx_probereq_pkts(sta) \
263 (sta->sta_stats.last_rx_probereq_pkts)
264
265 #define sta_rx_probersp_pkts(sta) \
266 (sta->sta_stats.rx_probersp_pkts)
267
268 #define sta_last_rx_probersp_pkts(sta) \
269 (sta->sta_stats.last_rx_probersp_pkts)
270
271 #define sta_rx_probersp_bm_pkts(sta) \
272 (sta->sta_stats.rx_probersp_bm_pkts)
273
274 #define sta_last_rx_probersp_bm_pkts(sta) \
275 (sta->sta_stats.last_rx_probersp_bm_pkts)
276
277 #define sta_rx_probersp_uo_pkts(sta) \
278 (sta->sta_stats.rx_probersp_uo_pkts)
279
280 #define sta_last_rx_probersp_uo_pkts(sta) \
281 (sta->sta_stats.last_rx_probersp_uo_pkts)
282
283 #define sta_update_last_rx_pkts(sta) \
284 do { \
285 sta->sta_stats.last_rx_mgnt_pkts = sta->sta_stats.rx_mgnt_pkts; \
286 sta->sta_stats.last_rx_beacon_pkts = sta->sta_stats.rx_beacon_pkts; \
287 sta->sta_stats.last_rx_probereq_pkts = sta->sta_stats.rx_probereq_pkts; \
288 sta->sta_stats.last_rx_probersp_pkts = sta->sta_stats.rx_probersp_pkts; \
289 sta->sta_stats.last_rx_probersp_bm_pkts = sta->sta_stats.rx_probersp_bm_pkts; \
290 sta->sta_stats.last_rx_probersp_uo_pkts = sta->sta_stats.rx_probersp_uo_pkts; \
291 sta->sta_stats.last_rx_ctrl_pkts = sta->sta_stats.rx_ctrl_pkts; \
292 sta->sta_stats.last_rx_data_pkts = sta->sta_stats.rx_data_pkts; \
293 } while (0)
294
295 #define STA_RX_PKTS_ARG(sta) \
296 sta->sta_stats.rx_mgnt_pkts \
297 , sta->sta_stats.rx_ctrl_pkts \
298 , sta->sta_stats.rx_data_pkts
299
300 #define STA_LAST_RX_PKTS_ARG(sta) \
301 sta->sta_stats.last_rx_mgnt_pkts, \
302 sta->sta_stats.last_rx_ctrl_pkts, \
303 sta->sta_stats.last_rx_data_pkts
304
305 #define STA_RX_PKTS_DIFF_ARG(sta) \
306 sta->sta_stats.rx_mgnt_pkts - sta->sta_stats.last_rx_mgnt_pkts, \
307 sta->sta_stats.rx_ctrl_pkts - sta->sta_stats.last_rx_ctrl_pkts, \
308 sta->sta_stats.rx_data_pkts - sta->sta_stats.last_rx_data_pkts
309
310 #define STA_PKTS_FMT "(m:%llu, c:%llu, d:%llu)"
311
312 struct sta_priv {
313 spinlock_t sta_hash_lock;
314 struct list_head sta_hash[NUM_STA];
315 int asoc_sta_count;
316
317 struct rtw_adapter *padapter;
318 struct list_head asoc_list;
319 struct list_head auth_list;
320 spinlock_t asoc_list_lock;
321 spinlock_t auth_list_lock;
322 u8 asoc_list_cnt;
323 u8 auth_list_cnt;
324
325 unsigned int auth_to; /* sec, time to expire in authenticating. */
326 unsigned int assoc_to; /* sec, time to expire before associating. */
327 unsigned int expire_to; /* sec , time to expire after associated. */
328
329 /* pointers to STA info; based on allocated AID or NULL if AID free
330 * AID is in the range 1-2007, so sta_aid[0] corresponders to AID 1
331 * and so on
332 */
333 struct sta_info *sta_aid[NUM_STA];
334
335 u16 sta_dz_bitmap;/* only support 15 stations, staion aid bitmap
336 * for sleeping sta. */
337 u16 tim_bitmap;/* only support 15 stations,
338 * aid=0~15 mapping bit0~bit15 */
339
340 u16 max_num_sta;
341
342 struct wlan_acl_pool acl_list;
343 };
344
wifi_mac_hash(const u8 * mac)345 static inline u32 wifi_mac_hash(const u8 *mac)
346 {
347 u32 x;
348
349 x = mac[0];
350 x = (x << 2) ^ mac[1];
351 x = (x << 2) ^ mac[2];
352 x = (x << 2) ^ mac[3];
353 x = (x << 2) ^ mac[4];
354 x = (x << 2) ^ mac[5];
355
356 x ^= x >> 8;
357 x = x & (NUM_STA - 1);
358
359 return x;
360 }
361
362 int _rtw_init_sta_priv23a(struct sta_priv *pstapriv);
363 int _rtw_free_sta_priv23a(struct sta_priv *pstapriv);
364
365 struct sta_info *rtw_alloc_stainfo23a(struct sta_priv *pstapriv, const u8 *hwaddr, gfp_t gfp);
366 int rtw_free_stainfo23a(struct rtw_adapter *padapter, struct sta_info *psta);
367 void rtw_free_all_stainfo23a(struct rtw_adapter *padapter);
368 struct sta_info *rtw_get_stainfo23a(struct sta_priv *pstapriv, const u8 *hwaddr);
369 int rtw_init_bcmc_stainfo23a(struct rtw_adapter *padapter);
370 struct sta_info *rtw_get_bcmc_stainfo23a(struct rtw_adapter *padapter);
371 bool rtw_access_ctrl23a(struct rtw_adapter *padapter, u8 *mac_addr);
372
373 #endif /* _STA_INFO_H_ */
374