1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Merged with mainline rtllib.h in Aug 2004. Original ieee802_11
4 * remains copyright by the original authors
5 *
6 * Portions of the merged code are based on Host AP (software wireless
7 * LAN access point) driver for Intersil Prism2/2.5/3.
8 *
9 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
10 * <jkmaline@cc.hut.fi>
11 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
12 *
13 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
14 * <jketreno@linux.intel.com>
15 * Copyright (c) 2004, Intel Corporation
16 *
17 * Modified for Realtek's wi-fi cards by Andrea Merello
18 * <andrea.merello@gmail.com>
19 */
20 #ifndef RTLLIB_H
21 #define RTLLIB_H
22 #include <linux/if_ether.h> /* ETH_ALEN */
23 #include <linux/kernel.h> /* ARRAY_SIZE */
24 #include <linux/module.h>
25 #include <linux/interrupt.h>
26 #include <linux/jiffies.h>
27 #include <linux/timer.h>
28 #include <linux/sched.h>
29 #include <linux/mutex.h>
30
31 #include <linux/delay.h>
32 #include <linux/wireless.h>
33
34 #include "rtllib_debug.h"
35 #include "rtl819x_HT.h"
36 #include "rtl819x_BA.h"
37 #include "rtl819x_TS.h"
38
39 #include <linux/netdevice.h>
40 #include <linux/if_arp.h> /* ARPHRD_ETHER */
41 #include <net/cfg80211.h>
42 #include <net/lib80211.h>
43
44 #define MAX_PRECMD_CNT 16
45 #define MAX_RFDEPENDCMD_CNT 16
46 #define MAX_POSTCMD_CNT 16
47
48 #ifndef WIRELESS_SPY
49 #define WIRELESS_SPY
50 #endif
51 #include <net/iw_handler.h>
52
53 #ifndef IW_MODE_MONITOR
54 #define IW_MODE_MONITOR 6
55 #endif
56
57 #ifndef IWEVCUSTOM
58 #define IWEVCUSTOM 0x8c02
59 #endif
60
61 #ifndef IW_CUSTOM_MAX
62 /* Max number of char in custom event - use multiple of them if needed */
63 #define IW_CUSTOM_MAX 256 /* In bytes */
64 #endif
65
66 #define container_of_dwork_rsl(x, y, z) \
67 container_of(to_delayed_work(x), y, z)
68
netdev_priv_rsl(struct net_device * dev)69 static inline void *netdev_priv_rsl(struct net_device *dev)
70 {
71 return netdev_priv(dev);
72 }
73
74 #define KEY_TYPE_NA 0x0
75 #define KEY_TYPE_WEP40 0x1
76 #define KEY_TYPE_TKIP 0x2
77 #define KEY_TYPE_CCMP 0x4
78 #define KEY_TYPE_WEP104 0x5
79 /* added for rtl819x tx procedure */
80 #define MAX_QUEUE_SIZE 0x10
81
82 #define BK_QUEUE 0
83 #define BE_QUEUE 1
84 #define VI_QUEUE 2
85 #define VO_QUEUE 3
86 #define HCCA_QUEUE 4
87 #define TXCMD_QUEUE 5
88 #define MGNT_QUEUE 6
89 #define HIGH_QUEUE 7
90 #define BEACON_QUEUE 8
91
92 #define IE_CISCO_FLAG_POSITION 0x08
93 #define SUPPORT_CKIP_MIC 0x08
94 #define SUPPORT_CKIP_PK 0x10
95 #define RT_RF_OFF_LEVL_HALT_NIC BIT3
96 #define RT_IN_PS_LEVEL(psc, _PS_FLAG) \
97 ((psc->CurPsLevel & _PS_FLAG) ? true : false)
98 #define RT_CLEAR_PS_LEVEL(psc, _PS_FLAG) \
99 (psc->CurPsLevel &= (~(_PS_FLAG)))
100
101 /* defined for skb cb field */
102 /* At most 28 byte */
103 struct cb_desc {
104 /* Tx Desc Related flags (8-9) */
105 u8 bLastIniPkt:1;
106 u8 bCmdOrInit:1;
107 u8 bFirstSeg:1;
108 u8 bLastSeg:1;
109 u8 bEncrypt:1;
110 u8 tx_dis_rate_fallback:1;
111 u8 tx_use_drv_assinged_rate:1;
112 u8 bHwSec:1;
113
114 u8 nStuckCount;
115
116 /* Tx Firmware Related flags (10-11)*/
117 u8 bCTSEnable:1;
118 u8 bRTSEnable:1;
119 u8 bUseShortGI:1;
120 u8 bUseShortPreamble:1;
121 u8 bTxEnableFwCalcDur:1;
122 u8 bAMPDUEnable:1;
123 u8 bRTSSTBC:1;
124 u8 RTSSC:1;
125
126 u8 bRTSBW:1;
127 u8 bPacketBW:1;
128 u8 bRTSUseShortPreamble:1;
129 u8 bRTSUseShortGI:1;
130 u8 bMulticast:1;
131 u8 bBroadcast:1;
132 u8 drv_agg_enable:1;
133 u8 reserved2:1;
134
135 /* Tx Desc related element(12-19) */
136 u8 rata_index;
137 u8 queue_index;
138 u16 txbuf_size;
139 u8 ratr_index;
140 u8 bAMSDU:1;
141 u8 bFromAggrQ:1;
142 u8 reserved6:6;
143 u8 macId;
144 u8 priority;
145
146 /* Tx firmware related element(20-27) */
147 u8 data_rate;
148 u8 rts_rate;
149 u8 ampdu_factor;
150 u8 ampdu_density;
151 u8 DrvAggrNum;
152 u8 bdhcp;
153 u16 pkt_size;
154 u8 bIsSpecialDataFrame;
155
156 u8 bBTTxPacket;
157 u8 bIsBTProbRsp;
158 };
159
160 enum sw_chnl_cmd_id {
161 CmdID_End,
162 CmdID_SetTxPowerLevel,
163 CmdID_BBRegWrite10,
164 CmdID_WritePortUlong,
165 CmdID_WritePortUshort,
166 CmdID_WritePortUchar,
167 CmdID_RF_WriteReg,
168 };
169
170 struct sw_chnl_cmd {
171 enum sw_chnl_cmd_id CmdID;
172 u32 Para1;
173 u32 Para2;
174 u32 msDelay;
175 } __packed;
176
177 /*--------------------------Define -------------------------------------------*/
178 #define MGN_1M 0x02
179 #define MGN_2M 0x04
180 #define MGN_5_5M 0x0b
181 #define MGN_11M 0x16
182
183 #define MGN_6M 0x0c
184 #define MGN_9M 0x12
185 #define MGN_12M 0x18
186 #define MGN_18M 0x24
187 #define MGN_24M 0x30
188 #define MGN_36M 0x48
189 #define MGN_48M 0x60
190 #define MGN_54M 0x6c
191
192 #define MGN_MCS0 0x80
193 #define MGN_MCS1 0x81
194 #define MGN_MCS2 0x82
195 #define MGN_MCS3 0x83
196 #define MGN_MCS4 0x84
197 #define MGN_MCS5 0x85
198 #define MGN_MCS6 0x86
199 #define MGN_MCS7 0x87
200 #define MGN_MCS8 0x88
201 #define MGN_MCS9 0x89
202 #define MGN_MCS10 0x8a
203 #define MGN_MCS11 0x8b
204 #define MGN_MCS12 0x8c
205 #define MGN_MCS13 0x8d
206 #define MGN_MCS14 0x8e
207 #define MGN_MCS15 0x8f
208
209 enum hw_variables {
210 HW_VAR_ETHER_ADDR,
211 HW_VAR_MULTICAST_REG,
212 HW_VAR_BASIC_RATE,
213 HW_VAR_BSSID,
214 HW_VAR_MEDIA_STATUS,
215 HW_VAR_SECURITY_CONF,
216 HW_VAR_BEACON_INTERVAL,
217 HW_VAR_ATIM_WINDOW,
218 HW_VAR_LISTEN_INTERVAL,
219 HW_VAR_CS_COUNTER,
220 HW_VAR_DEFAULTKEY0,
221 HW_VAR_DEFAULTKEY1,
222 HW_VAR_DEFAULTKEY2,
223 HW_VAR_DEFAULTKEY3,
224 HW_VAR_SIFS,
225 HW_VAR_DIFS,
226 HW_VAR_EIFS,
227 HW_VAR_SLOT_TIME,
228 HW_VAR_ACK_PREAMBLE,
229 HW_VAR_CW_CONFIG,
230 HW_VAR_CW_VALUES,
231 HW_VAR_RATE_FALLBACK_CONTROL,
232 HW_VAR_CONTENTION_WINDOW,
233 HW_VAR_RETRY_COUNT,
234 HW_VAR_TR_SWITCH,
235 HW_VAR_COMMAND,
236 HW_VAR_WPA_CONFIG,
237 HW_VAR_AMPDU_MIN_SPACE,
238 HW_VAR_SHORTGI_DENSITY,
239 HW_VAR_AMPDU_FACTOR,
240 HW_VAR_MCS_RATE_AVAILABLE,
241 HW_VAR_AC_PARAM,
242 HW_VAR_ACM_CTRL,
243 HW_VAR_DIS_Req_Qsize,
244 HW_VAR_CCX_CHNL_LOAD,
245 HW_VAR_CCX_NOISE_HISTOGRAM,
246 HW_VAR_CCX_CLM_NHM,
247 HW_VAR_TxOPLimit,
248 HW_VAR_TURBO_MODE,
249 HW_VAR_RF_STATE,
250 HW_VAR_RF_OFF_BY_HW,
251 HW_VAR_BUS_SPEED,
252 HW_VAR_SET_DEV_POWER,
253
254 HW_VAR_RCR,
255 HW_VAR_RATR_0,
256 HW_VAR_RRSR,
257 HW_VAR_CPU_RST,
258 HW_VAR_CECHK_BSSID,
259 HW_VAR_LBK_MODE,
260 HW_VAR_AES_11N_FIX,
261 HW_VAR_USB_RX_AGGR,
262 HW_VAR_USER_CONTROL_TURBO_MODE,
263 HW_VAR_RETRY_LIMIT,
264 HW_VAR_INIT_TX_RATE,
265 HW_VAR_TX_RATE_REG,
266 HW_VAR_EFUSE_USAGE,
267 HW_VAR_EFUSE_BYTES,
268 HW_VAR_AUTOLOAD_STATUS,
269 HW_VAR_RF_2R_DISABLE,
270 HW_VAR_SET_RPWM,
271 HW_VAR_H2C_FW_PWRMODE,
272 HW_VAR_H2C_FW_JOINBSSRPT,
273 HW_VAR_1X1_RECV_COMBINE,
274 HW_VAR_STOP_SEND_BEACON,
275 HW_VAR_TSF_TIMER,
276 HW_VAR_IO_CMD,
277
278 HW_VAR_RF_RECOVERY,
279 HW_VAR_H2C_FW_UPDATE_GTK,
280 HW_VAR_WF_MASK,
281 HW_VAR_WF_CRC,
282 HW_VAR_WF_IS_MAC_ADDR,
283 HW_VAR_H2C_FW_OFFLOAD,
284 HW_VAR_RESET_WFCRC,
285
286 HW_VAR_HANDLE_FW_C2H,
287 HW_VAR_DL_FW_RSVD_PAGE,
288 HW_VAR_AID,
289 HW_VAR_HW_SEQ_ENABLE,
290 HW_VAR_CORRECT_TSF,
291 HW_VAR_BCN_VALID,
292 HW_VAR_FWLPS_RF_ON,
293 HW_VAR_DUAL_TSF_RST,
294 HW_VAR_SWITCH_EPHY_WoWLAN,
295 HW_VAR_INT_MIGRATION,
296 HW_VAR_INT_AC,
297 HW_VAR_RF_TIMING,
298 };
299
300 enum rt_op_mode {
301 RT_OP_MODE_AP,
302 RT_OP_MODE_INFRASTRUCTURE,
303 RT_OP_MODE_IBSS,
304 RT_OP_MODE_NO_LINK,
305 };
306
307 #define aSifsTime \
308 ((priv->rtllib->current_network.mode == WIRELESS_MODE_N_24G) ? 16 : 10)
309
310 #define MGMT_QUEUE_NUM 5
311
312 #define MAX_IE_LEN 0xff
313
314 #define msleep_interruptible_rsl msleep_interruptible
315
316 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
317 * 6.2.1.1.2.
318 *
319 * The figure in section 7.1.2 suggests a body size of up to 2312
320 * bytes is allowed, which is a bit confusing, I suspect this
321 * represents the 2304 bytes of real data, plus a possible 8 bytes of
322 * WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro)
323 */
324 #define RTLLIB_1ADDR_LEN 10
325 #define RTLLIB_2ADDR_LEN 16
326 #define RTLLIB_3ADDR_LEN 24
327 #define RTLLIB_4ADDR_LEN 30
328 #define RTLLIB_FCS_LEN 4
329
330 #define RTLLIB_SKBBUFFER_SIZE 2500
331
332 #define MIN_FRAG_THRESHOLD 256U
333 #define MAX_FRAG_THRESHOLD 2346U
334
335 /* Frame control field constants */
336 #define RTLLIB_FCTL_FTYPE 0x000c
337 #define RTLLIB_FCTL_STYPE 0x00f0
338 #define RTLLIB_FCTL_FRAMETYPE 0x00fc
339 #define RTLLIB_FCTL_TODS 0x0100
340 #define RTLLIB_FCTL_FROMDS 0x0200
341 #define RTLLIB_FCTL_DSTODS 0x0300
342 #define RTLLIB_FCTL_MOREFRAGS 0x0400
343 #define RTLLIB_FCTL_RETRY 0x0800
344 #define RTLLIB_FCTL_PM 0x1000
345 #define RTLLIB_FCTL_MOREDATA 0x2000
346 #define RTLLIB_FCTL_WEP 0x4000
347 #define RTLLIB_FCTL_ORDER 0x8000
348
349 #define RTLLIB_FTYPE_MGMT 0x0000
350 #define RTLLIB_FTYPE_CTL 0x0004
351 #define RTLLIB_FTYPE_DATA 0x0008
352
353 /* management */
354 #define RTLLIB_STYPE_ASSOC_REQ 0x0000
355 #define RTLLIB_STYPE_ASSOC_RESP 0x0010
356 #define RTLLIB_STYPE_REASSOC_REQ 0x0020
357 #define RTLLIB_STYPE_REASSOC_RESP 0x0030
358 #define RTLLIB_STYPE_PROBE_REQ 0x0040
359 #define RTLLIB_STYPE_PROBE_RESP 0x0050
360 #define RTLLIB_STYPE_BEACON 0x0080
361 #define RTLLIB_STYPE_ATIM 0x0090
362 #define RTLLIB_STYPE_DISASSOC 0x00A0
363 #define RTLLIB_STYPE_AUTH 0x00B0
364 #define RTLLIB_STYPE_DEAUTH 0x00C0
365 #define RTLLIB_STYPE_MANAGE_ACT 0x00D0
366
367 /* control */
368 #define RTLLIB_STYPE_PSPOLL 0x00A0
369 #define RTLLIB_STYPE_RTS 0x00B0
370 #define RTLLIB_STYPE_CTS 0x00C0
371 #define RTLLIB_STYPE_ACK 0x00D0
372
373 /* data */
374 #define RTLLIB_STYPE_DATA 0x0000
375 #define RTLLIB_STYPE_DATA_CFACK 0x0010
376 #define RTLLIB_STYPE_DATA_CFPOLL 0x0020
377 #define RTLLIB_STYPE_DATA_CFACKPOLL 0x0030
378 #define RTLLIB_STYPE_NULLFUNC 0x0040
379 #define RTLLIB_STYPE_QOS_DATA 0x0080
380 #define RTLLIB_STYPE_QOS_NULL 0x00C0
381
382 #define RTLLIB_SCTL_FRAG 0x000F
383 #define RTLLIB_SCTL_SEQ 0xFFF0
384
385 /* QOS control */
386 #define RTLLIB_QCTL_TID 0x000F
387
388 #define FC_QOS_BIT BIT7
389 #define IsDataFrame(pdu) (((pdu[0] & 0x0C) == 0x08) ? true : false)
390 #define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)))
391 #define IsQoSDataFrame(pframe) \
392 ((*(u16 *)pframe&(RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA)) == \
393 (RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA))
394 #define Frame_Order(pframe) (*(u16 *)pframe&RTLLIB_FCTL_ORDER)
395 #define SN_LESS(a, b) (((a-b)&0x800) != 0)
396 #define SN_EQUAL(a, b) (a == b)
397 #define MAX_DEV_ADDR_SIZE 8
398
399 enum act_category {
400 ACT_CAT_QOS = 1,
401 ACT_CAT_DLS = 2,
402 ACT_CAT_BA = 3,
403 ACT_CAT_HT = 7,
404 ACT_CAT_WMM = 17,
405 };
406
407 enum ba_action {
408 ACT_ADDBAREQ = 0,
409 ACT_ADDBARSP = 1,
410 ACT_DELBA = 2,
411 };
412
413 enum init_gain_op_type {
414 IG_Backup = 0,
415 IG_Restore,
416 IG_Max
417 };
418
419 enum wireless_mode {
420 WIRELESS_MODE_UNKNOWN = 0x00,
421 WIRELESS_MODE_A = 0x01,
422 WIRELESS_MODE_B = 0x02,
423 WIRELESS_MODE_G = 0x04,
424 WIRELESS_MODE_AUTO = 0x08,
425 WIRELESS_MODE_N_24G = 0x10,
426 };
427
428 #ifndef ETH_P_PAE
429 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
430 #define ETH_P_IP 0x0800 /* Internet Protocol packet */
431 #define ETH_P_ARP 0x0806 /* Address Resolution packet */
432 #endif /* ETH_P_PAE */
433
434 #ifndef ETH_P_80211_RAW
435 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
436 #endif
437
438 /* IEEE 802.11 defines */
439
440 #define P80211_OUI_LEN 3
441
442 struct rtllib_snap_hdr {
443 u8 dsap; /* always 0xAA */
444 u8 ssap; /* always 0xAA */
445 u8 ctrl; /* always 0x03 */
446 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
447
448 } __packed;
449
450 enum _REG_PREAMBLE_MODE {
451 PREAMBLE_LONG = 1,
452 PREAMBLE_AUTO = 2,
453 PREAMBLE_SHORT = 3,
454 };
455
456 #define SNAP_SIZE sizeof(struct rtllib_snap_hdr)
457
458 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTLLIB_FCTL_FTYPE)
459 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTLLIB_FCTL_STYPE)
460 #define WLAN_FC_MORE_DATA(fc) ((fc) & RTLLIB_FCTL_MOREDATA)
461
462 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & RTLLIB_FCTL_FRAMETYPE)
463 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTLLIB_SCTL_FRAG)
464 #define WLAN_GET_SEQ_SEQ(seq) (((seq) & RTLLIB_SCTL_SEQ) >> 4)
465
466 /* Authentication algorithms */
467 #define WLAN_AUTH_OPEN 0
468 #define WLAN_AUTH_SHARED_KEY 1
469 #define WLAN_AUTH_LEAP 128
470
471 #define WLAN_CAPABILITY_ESS (1<<0)
472 #define WLAN_CAPABILITY_IBSS (1<<1)
473 #define WLAN_CAPABILITY_PRIVACY (1<<4)
474 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
475 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
476
477 #define RTLLIB_STATMASK_SIGNAL (1<<0)
478 #define RTLLIB_STATMASK_RSSI (1<<1)
479 #define RTLLIB_STATMASK_NOISE (1<<2)
480 #define RTLLIB_STATMASK_WEMASK 0x7
481
482 #define RTLLIB_CCK_MODULATION (1<<0)
483 #define RTLLIB_OFDM_MODULATION (1<<1)
484
485 #define RTLLIB_CCK_RATE_LEN 4
486 #define RTLLIB_CCK_RATE_1MB 0x02
487 #define RTLLIB_CCK_RATE_2MB 0x04
488 #define RTLLIB_CCK_RATE_5MB 0x0B
489 #define RTLLIB_CCK_RATE_11MB 0x16
490 #define RTLLIB_OFDM_RATE_LEN 8
491 #define RTLLIB_OFDM_RATE_6MB 0x0C
492 #define RTLLIB_OFDM_RATE_9MB 0x12
493 #define RTLLIB_OFDM_RATE_12MB 0x18
494 #define RTLLIB_OFDM_RATE_18MB 0x24
495 #define RTLLIB_OFDM_RATE_24MB 0x30
496 #define RTLLIB_OFDM_RATE_36MB 0x48
497 #define RTLLIB_OFDM_RATE_48MB 0x60
498 #define RTLLIB_OFDM_RATE_54MB 0x6C
499 #define RTLLIB_BASIC_RATE_MASK 0x80
500
501 /* this is stolen and modified from the madwifi driver*/
502 #define RTLLIB_FC0_TYPE_MASK 0x0c
503 #define RTLLIB_FC0_TYPE_DATA 0x08
504 #define RTLLIB_FC0_SUBTYPE_MASK 0xB0
505 #define RTLLIB_FC0_SUBTYPE_QOS 0x80
506
507 #define RTLLIB_QOS_HAS_SEQ(fc) \
508 (((fc) & (RTLLIB_FC0_TYPE_MASK | RTLLIB_FC0_SUBTYPE_MASK)) == \
509 (RTLLIB_FC0_TYPE_DATA | RTLLIB_FC0_SUBTYPE_QOS))
510
511 /* this is stolen from ipw2200 driver */
512 #define IEEE_IBSS_MAC_HASH_SIZE 31
513 struct ieee_ibss_seq {
514 u8 mac[ETH_ALEN];
515 u16 seq_num[17];
516 u16 frag_num[17];
517 unsigned long packet_time[17];
518 struct list_head list;
519 };
520
521 /* NOTE: This data is for statistical purposes; not all hardware provides this
522 * information for frames received. Not setting these will not cause
523 * any adverse affects.
524 */
525 struct rtllib_rx_stats {
526 u64 mac_time;
527 s8 rssi;
528 u8 signal;
529 u8 noise;
530 u16 rate; /* in 100 kbps */
531 u8 control;
532 u8 mask;
533 u16 len;
534 u64 tsf;
535 u32 beacon_time;
536 u8 nic_type;
537 u16 Length;
538 u8 SignalQuality;
539 s32 RecvSignalPower;
540 s8 RxPower;
541 u8 SignalStrength;
542 u16 bHwError:1;
543 u16 bCRC:1;
544 u16 bICV:1;
545 u16 bShortPreamble:1;
546 u16 Antenna:1;
547 u16 Decrypted:1;
548 u16 Wakeup:1;
549 u16 Reserved0:1;
550 u8 AGC;
551 u32 TimeStampLow;
552 u32 TimeStampHigh;
553 bool bShift;
554 bool bIsQosData;
555
556 u8 RxDrvInfoSize;
557 u8 RxBufShift;
558 bool bIsAMPDU;
559 bool bFirstMPDU;
560 bool bContainHTC;
561 bool RxIs40MHzPacket;
562 u32 RxPWDBAll;
563 u8 RxMIMOSignalStrength[4];
564 s8 RxMIMOSignalQuality[2];
565 bool bPacketMatchBSSID;
566 bool bIsCCK;
567 bool bPacketToSelf;
568 u16 packetlength;
569 u16 fraglength;
570 u16 fragoffset;
571 u16 ntotalfrag;
572 bool bPacketBeacon;
573 bool bToSelfBA;
574 u16 Seq_Num;
575 };
576
577 /* IEEE 802.11 requires that STA supports concurrent reception of at least
578 * three fragmented frames. This define can be increased to support more
579 * concurrent frames, but it should be noted that each entry can consume about
580 * 2 kB of RAM and increasing cache size will slow down frame reassembly.
581 */
582 #define RTLLIB_FRAG_CACHE_LEN 4
583
584 struct rtllib_frag_entry {
585 unsigned long first_frag_time;
586 unsigned int seq;
587 unsigned int last_frag;
588 struct sk_buff *skb;
589 u8 src_addr[ETH_ALEN];
590 u8 dst_addr[ETH_ALEN];
591 };
592
593 struct rtllib_device;
594
595 #define SEC_ACTIVE_KEY (1<<4)
596 #define SEC_AUTH_MODE (1<<5)
597 #define SEC_UNICAST_GROUP (1<<6)
598 #define SEC_LEVEL (1<<7)
599 #define SEC_ENABLED (1<<8)
600
601 #define SEC_LEVEL_0 0 /* None */
602 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
603 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
604 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
605 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
606
607 #define SEC_ALG_NONE 0
608 #define SEC_ALG_WEP 1
609 #define SEC_ALG_TKIP 2
610 #define SEC_ALG_CCMP 4
611
612 #define WEP_KEY_LEN 13
613 #define SCM_KEY_LEN 32
614
615 struct rtllib_security {
616 u16 active_key:2,
617 enabled:1,
618 auth_mode:2,
619 auth_algo:4,
620 unicast_uses_group:1,
621 encrypt:1;
622 u8 key_sizes[NUM_WEP_KEYS];
623 u8 keys[NUM_WEP_KEYS][SCM_KEY_LEN];
624 u8 level;
625 u16 flags;
626 } __packed;
627
628 /* 802.11 data frame from AP
629 * ,-------------------------------------------------------------------.
630 * Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
631 * |------|------|---------|---------|---------|------|---------|------|
632 * Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
633 * | | tion | (BSSID) | | | ence | data | |
634 * `-------------------------------------------------------------------'
635 * Total: 28-2340 bytes
636 */
637
638 /* Management Frame Information Element Types */
639 enum rtllib_mfie {
640 MFIE_TYPE_SSID = 0,
641 MFIE_TYPE_RATES = 1,
642 MFIE_TYPE_FH_SET = 2,
643 MFIE_TYPE_DS_SET = 3,
644 MFIE_TYPE_CF_SET = 4,
645 MFIE_TYPE_TIM = 5,
646 MFIE_TYPE_IBSS_SET = 6,
647 MFIE_TYPE_COUNTRY = 7,
648 MFIE_TYPE_HOP_PARAMS = 8,
649 MFIE_TYPE_HOP_TABLE = 9,
650 MFIE_TYPE_REQUEST = 10,
651 MFIE_TYPE_CHALLENGE = 16,
652 MFIE_TYPE_POWER_CONSTRAINT = 32,
653 MFIE_TYPE_POWER_CAPABILITY = 33,
654 MFIE_TYPE_TPC_REQUEST = 34,
655 MFIE_TYPE_TPC_REPORT = 35,
656 MFIE_TYPE_SUPP_CHANNELS = 36,
657 MFIE_TYPE_CSA = 37,
658 MFIE_TYPE_MEASURE_REQUEST = 38,
659 MFIE_TYPE_MEASURE_REPORT = 39,
660 MFIE_TYPE_QUIET = 40,
661 MFIE_TYPE_IBSS_DFS = 41,
662 MFIE_TYPE_ERP = 42,
663 MFIE_TYPE_HT_CAP = 45,
664 MFIE_TYPE_RSN = 48,
665 MFIE_TYPE_RATES_EX = 50,
666 MFIE_TYPE_HT_INFO = 61,
667 MFIE_TYPE_AIRONET = 133,
668 MFIE_TYPE_GENERIC = 221,
669 MFIE_TYPE_QOS_PARAMETER = 222,
670 };
671
672 /* Minimal header; can be used for passing 802.11 frames with sufficient
673 * information to determine what type of underlying data type is actually
674 * stored in the data.
675 */
676 struct rtllib_pspoll_hdr {
677 __le16 frame_ctl;
678 __le16 aid;
679 u8 bssid[ETH_ALEN];
680 u8 ta[ETH_ALEN];
681 } __packed;
682
683 struct rtllib_hdr {
684 __le16 frame_ctl;
685 __le16 duration_id;
686 u8 payload[];
687 } __packed;
688
689 struct rtllib_hdr_1addr {
690 __le16 frame_ctl;
691 __le16 duration_id;
692 u8 addr1[ETH_ALEN];
693 u8 payload[];
694 } __packed;
695
696 struct rtllib_hdr_2addr {
697 __le16 frame_ctl;
698 __le16 duration_id;
699 u8 addr1[ETH_ALEN];
700 u8 addr2[ETH_ALEN];
701 u8 payload[];
702 } __packed;
703
704 struct rtllib_hdr_3addr {
705 __le16 frame_ctl;
706 __le16 duration_id;
707 u8 addr1[ETH_ALEN];
708 u8 addr2[ETH_ALEN];
709 u8 addr3[ETH_ALEN];
710 __le16 seq_ctl;
711 u8 payload[];
712 } __packed;
713
714 struct rtllib_hdr_4addr {
715 __le16 frame_ctl;
716 __le16 duration_id;
717 u8 addr1[ETH_ALEN];
718 u8 addr2[ETH_ALEN];
719 u8 addr3[ETH_ALEN];
720 __le16 seq_ctl;
721 u8 addr4[ETH_ALEN];
722 u8 payload[];
723 } __packed;
724
725 struct rtllib_hdr_3addrqos {
726 __le16 frame_ctl;
727 __le16 duration_id;
728 u8 addr1[ETH_ALEN];
729 u8 addr2[ETH_ALEN];
730 u8 addr3[ETH_ALEN];
731 __le16 seq_ctl;
732 __le16 qos_ctl;
733 u8 payload[];
734 } __packed;
735
736 struct rtllib_hdr_4addrqos {
737 __le16 frame_ctl;
738 __le16 duration_id;
739 u8 addr1[ETH_ALEN];
740 u8 addr2[ETH_ALEN];
741 u8 addr3[ETH_ALEN];
742 __le16 seq_ctl;
743 u8 addr4[ETH_ALEN];
744 __le16 qos_ctl;
745 u8 payload[];
746 } __packed;
747
748 struct rtllib_info_element {
749 u8 id;
750 u8 len;
751 u8 data[];
752 } __packed;
753
754 struct rtllib_authentication {
755 struct rtllib_hdr_3addr header;
756 __le16 algorithm;
757 __le16 transaction;
758 __le16 status;
759 /*challenge*/
760 struct rtllib_info_element info_element[];
761 } __packed;
762
763 struct rtllib_disauth {
764 struct rtllib_hdr_3addr header;
765 __le16 reason;
766 } __packed;
767
768 struct rtllib_disassoc {
769 struct rtllib_hdr_3addr header;
770 __le16 reason;
771 } __packed;
772
773 struct rtllib_probe_request {
774 struct rtllib_hdr_3addr header;
775 /* SSID, supported rates */
776 struct rtllib_info_element info_element[];
777 } __packed;
778
779 struct rtllib_probe_response {
780 struct rtllib_hdr_3addr header;
781 u32 time_stamp[2];
782 __le16 beacon_interval;
783 __le16 capability;
784 /* SSID, supported rates, FH params, DS params,
785 * CF params, IBSS params, TIM (if beacon), RSN
786 */
787 struct rtllib_info_element info_element[];
788 } __packed;
789
790 /* Alias beacon for probe_response */
791 #define rtllib_beacon rtllib_probe_response
792
793 struct rtllib_assoc_request_frame {
794 struct rtllib_hdr_3addr header;
795 __le16 capability;
796 __le16 listen_interval;
797 /* SSID, supported rates, RSN */
798 struct rtllib_info_element info_element[];
799 } __packed;
800
801 struct rtllib_assoc_response_frame {
802 struct rtllib_hdr_3addr header;
803 __le16 capability;
804 __le16 status;
805 __le16 aid;
806 struct rtllib_info_element info_element[]; /* supported rates */
807 } __packed;
808
809 struct rtllib_txb {
810 u8 nr_frags;
811 u8 encrypted;
812 u8 queue_index;
813 u8 rts_included;
814 u16 reserved;
815 __le16 frag_size;
816 __le16 payload_size;
817 struct sk_buff *fragments[] __counted_by(nr_frags);
818 };
819
820 #define MAX_SUBFRAME_COUNT 64
821 struct rtllib_rxb {
822 u8 nr_subframes;
823 struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
824 u8 dst[ETH_ALEN];
825 u8 src[ETH_ALEN];
826 } __packed;
827
828 union frameqos {
829 u16 shortdata;
830 u8 chardata[2];
831 struct {
832 u16 tid:4;
833 u16 eosp:1;
834 u16 ack_policy:2;
835 u16 reserved:1;
836 u16 txop:8;
837 } field;
838 };
839
840 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
841 * only use 8, and then use extended rates for the remaining supported
842 * rates. Other APs, however, stick all of their supported rates on the
843 * main rates information element...
844 */
845 #define MAX_RATES_LENGTH ((u8)12)
846 #define MAX_RATES_EX_LENGTH ((u8)16)
847 #define MAX_NETWORK_COUNT 96
848
849 #define MAX_CHANNEL_NUMBER 161
850 #define RTLLIB_SOFTMAC_SCAN_TIME 100
851 #define RTLLIB_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
852
853 #define MAX_WPA_IE_LEN 64
854 #define MAX_WZC_IE_LEN 256
855
856 #define NETWORK_EMPTY_ESSID (1<<0)
857 #define NETWORK_HAS_OFDM (1<<1)
858 #define NETWORK_HAS_CCK (1<<2)
859
860 /* QoS structure */
861 #define NETWORK_HAS_QOS_PARAMETERS (1<<3)
862 #define NETWORK_HAS_QOS_INFORMATION (1<<4)
863 #define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
864 NETWORK_HAS_QOS_INFORMATION)
865 /* 802.11h */
866 #define NETWORK_HAS_ERP_VALUE (1<<10)
867
868 #define QOS_QUEUE_NUM 4
869 #define QOS_OUI_LEN 3
870 #define QOS_OUI_TYPE 2
871 #define QOS_ELEMENT_ID 221
872 #define QOS_OUI_INFO_SUB_TYPE 0
873 #define QOS_OUI_PARAM_SUB_TYPE 1
874 #define QOS_VERSION_1 1
875
876 struct rtllib_qos_information_element {
877 u8 elementID;
878 u8 length;
879 u8 qui[QOS_OUI_LEN];
880 u8 qui_type;
881 u8 qui_subtype;
882 u8 version;
883 u8 ac_info;
884 } __packed;
885
886 struct rtllib_qos_ac_parameter {
887 u8 aci_aifsn;
888 u8 ecw_min_max;
889 __le16 tx_op_limit;
890 } __packed;
891
892 struct rtllib_qos_parameter_info {
893 struct rtllib_qos_information_element info_element;
894 u8 reserved;
895 struct rtllib_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
896 } __packed;
897
898 struct rtllib_qos_parameters {
899 __le16 cw_min[QOS_QUEUE_NUM];
900 __le16 cw_max[QOS_QUEUE_NUM];
901 u8 aifs[QOS_QUEUE_NUM];
902 u8 flag[QOS_QUEUE_NUM];
903 __le16 tx_op_limit[QOS_QUEUE_NUM];
904 } __packed;
905
906 struct rtllib_qos_data {
907 struct rtllib_qos_parameters parameters;
908 unsigned int wmm_acm;
909 int active;
910 int supported;
911 u8 param_count;
912 u8 old_param_count;
913 };
914
915 struct rtllib_tim_parameters {
916 u8 tim_count;
917 u8 tim_period;
918 } __packed;
919
920 struct rtllib_wmm_ac_param {
921 u8 ac_aci_acm_aifsn;
922 u8 ac_ecwmin_ecwmax;
923 u16 ac_txop_limit;
924 };
925
926 enum eap_type {
927 EAP_PACKET = 0,
928 EAPOL_START,
929 EAPOL_LOGOFF,
930 EAPOL_KEY,
931 EAPOL_ENCAP_ASF_ALERT
932 };
933
934 static const char * const eap_types[] = {
935 [EAP_PACKET] = "EAP-Packet",
936 [EAPOL_START] = "EAPOL-Start",
937 [EAPOL_LOGOFF] = "EAPOL-Logoff",
938 [EAPOL_KEY] = "EAPOL-Key",
939 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
940 };
941
eap_get_type(int type)942 static inline const char *eap_get_type(int type)
943 {
944 return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" :
945 eap_types[type];
946 }
947
Frame_QoSTID(u8 * buf)948 static inline u8 Frame_QoSTID(u8 *buf)
949 {
950 struct rtllib_hdr_3addr *hdr;
951 u16 fc;
952
953 hdr = (struct rtllib_hdr_3addr *)buf;
954 fc = le16_to_cpu(hdr->frame_ctl);
955 return (u8)((union frameqos *)(buf + (((fc & RTLLIB_FCTL_TODS) &&
956 (fc & RTLLIB_FCTL_FROMDS)) ? 30 : 24)))->field.tid;
957 }
958
959 struct eapol {
960 u8 snap[6];
961 u16 ethertype;
962 u8 version;
963 u8 type;
964 u16 length;
965 } __packed;
966
967 struct rtllib_softmac_stats {
968 unsigned int rx_ass_ok;
969 unsigned int rx_ass_err;
970 unsigned int rx_probe_rq;
971 unsigned int tx_probe_rs;
972 unsigned int tx_beacons;
973 unsigned int rx_auth_rq;
974 unsigned int rx_auth_rs_ok;
975 unsigned int rx_auth_rs_err;
976 unsigned int tx_auth_rq;
977 unsigned int no_auth_rs;
978 unsigned int no_ass_rs;
979 unsigned int tx_ass_rq;
980 unsigned int rx_ass_rq;
981 unsigned int tx_probe_rq;
982 unsigned int reassoc;
983 unsigned int swtxstop;
984 unsigned int swtxawake;
985 unsigned char CurrentShowTxate;
986 unsigned char last_packet_rate;
987 unsigned int txretrycount;
988 };
989
990 /* These are the data types that can make up management packets
991 *
992 * u16 auth_algorithm;
993 * u16 auth_sequence;
994 * u16 beacon_interval;
995 * u16 capability;
996 * u8 current_ap[ETH_ALEN];
997 * u16 listen_interval;
998 * struct {
999 * u16 association_id:14, reserved:2;
1000 * } __packed;
1001 * u32 time_stamp[2];
1002 * u16 reason;
1003 * u16 status;
1004 */
1005
1006 #define RTLLIB_DEFAULT_TX_ESSID "Penguin"
1007 #define RTLLIB_DEFAULT_BASIC_RATE 2
1008
1009 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1010 #define MAX_SP_Len (WMM_all_frame << 4)
1011 #define RTLLIB_QOS_TID 0x0f
1012 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1013
1014 #define RTLLIB_DTIM_MBCAST 4
1015 #define RTLLIB_DTIM_UCAST 2
1016 #define RTLLIB_DTIM_VALID 1
1017 #define RTLLIB_DTIM_INVALID 0
1018
1019 #define RTLLIB_PS_DISABLED 0
1020 #define RTLLIB_PS_UNICAST RTLLIB_DTIM_UCAST
1021 #define RTLLIB_PS_MBCAST RTLLIB_DTIM_MBCAST
1022
1023 #define WME_AC_BK 0x00
1024 #define WME_AC_BE 0x01
1025 #define WME_AC_VI 0x02
1026 #define WME_AC_VO 0x03
1027 #define WME_AC_PRAM_LEN 16
1028
1029 #define MAX_RECEIVE_BUFFER_SIZE 9100
1030
1031 #define UP2AC(up) ( \
1032 ((up) < 1) ? WME_AC_BE : \
1033 ((up) < 3) ? WME_AC_BK : \
1034 ((up) < 4) ? WME_AC_BE : \
1035 ((up) < 6) ? WME_AC_VI : \
1036 WME_AC_VO)
1037
1038 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
1039 #define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address
1040 * plus ether type
1041 */
1042
1043 enum erp_t {
1044 ERP_NonERPpresent = 0x01,
1045 ERP_UseProtection = 0x02,
1046 ERP_BarkerPreambleMode = 0x04,
1047 };
1048
1049 struct rtllib_network {
1050 /* These entries are used to identify a unique network */
1051 u8 bssid[ETH_ALEN];
1052 u8 channel;
1053 /* Ensure null-terminated for any debug msgs */
1054 u8 ssid[IW_ESSID_MAX_SIZE + 1];
1055 u8 ssid_len;
1056 u8 hidden_ssid[IW_ESSID_MAX_SIZE + 1];
1057 u8 hidden_ssid_len;
1058 struct rtllib_qos_data qos_data;
1059
1060 bool bWithAironetIE;
1061 bool bCkipSupported;
1062 bool bCcxRmEnable;
1063 u8 CcxRmState[2];
1064 bool bMBssidValid;
1065 u8 MBssidMask;
1066 u8 MBssid[ETH_ALEN];
1067 bool bWithCcxVerNum;
1068 u8 BssCcxVerNumber;
1069 /* These are network statistics */
1070 struct rtllib_rx_stats stats;
1071 u16 capability;
1072 u8 rates[MAX_RATES_LENGTH];
1073 u8 rates_len;
1074 u8 rates_ex[MAX_RATES_EX_LENGTH];
1075 u8 rates_ex_len;
1076 unsigned long last_scanned;
1077 u8 mode;
1078 u32 flags;
1079 u32 time_stamp[2];
1080 u16 beacon_interval;
1081 u16 listen_interval;
1082 u16 atim_window;
1083 u8 erp_value;
1084 u8 wpa_ie[MAX_WPA_IE_LEN];
1085 size_t wpa_ie_len;
1086 u8 rsn_ie[MAX_WPA_IE_LEN];
1087 size_t rsn_ie_len;
1088 u8 wzc_ie[MAX_WZC_IE_LEN];
1089 size_t wzc_ie_len;
1090
1091 struct rtllib_tim_parameters tim;
1092 u8 dtim_period;
1093 u8 dtim_data;
1094 u64 last_dtim_sta_time;
1095
1096 u8 wmm_info;
1097 struct rtllib_wmm_ac_param wmm_param[4];
1098 u8 Turbo_Enable;
1099 u16 CountryIeLen;
1100 u8 CountryIeBuf[MAX_IE_LEN];
1101 struct bss_ht bssht;
1102 bool broadcom_cap_exist;
1103 bool realtek_cap_exit;
1104 bool marvell_cap_exist;
1105 bool ralink_cap_exist;
1106 bool atheros_cap_exist;
1107 bool cisco_cap_exist;
1108 bool airgo_cap_exist;
1109 bool unknown_cap_exist;
1110 bool berp_info_valid;
1111 bool buseprotection;
1112 u8 SignalStrength;
1113 u8 RSSI;
1114 struct list_head list;
1115 };
1116
1117 enum rtl_link_state {
1118 /* the card is not linked at all */
1119 MAC80211_NOLINK = 0,
1120
1121 /* RTLLIB_ASSOCIATING* are for BSS client mode
1122 * the driver shall not perform RX filtering unless
1123 * the state is LINKED.
1124 * The driver shall just check for the state LINKED and
1125 * defaults to NOLINK for ALL the other states (including
1126 * LINKED_SCANNING)
1127 */
1128
1129 /* the association procedure will start (wq scheduling)*/
1130 RTLLIB_ASSOCIATING,
1131 RTLLIB_ASSOCIATING_RETRY,
1132
1133 /* the association procedure is sending AUTH request*/
1134 RTLLIB_ASSOCIATING_AUTHENTICATING,
1135
1136 /* the association procedure has successfully authenticated
1137 * and is sending association request
1138 */
1139 RTLLIB_ASSOCIATING_AUTHENTICATED,
1140
1141 /* the link is ok. the card associated to a BSS or linked
1142 * to a ibss cell or acting as an AP and creating the bss
1143 */
1144 MAC80211_LINKED,
1145
1146 /* same as LINKED, but the driver shall apply RX filter
1147 * rules as we are in NO_LINK mode. As the card is still
1148 * logically linked, but it is doing a syncro site survey
1149 * then it will be back to LINKED state.
1150 */
1151 MAC80211_LINKED_SCANNING,
1152 };
1153
1154 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1155 #define DEFAULT_FTS 2346
1156
1157 #define CFG_RTLLIB_RESERVE_FCS (1<<0)
1158 #define CFG_RTLLIB_COMPUTE_FCS (1<<1)
1159
1160 struct tx_pending {
1161 int frag;
1162 struct rtllib_txb *txb;
1163 };
1164
1165 struct bandwidth_autoswitch {
1166 long threshold_20Mhzto40Mhz;
1167 long threshold_40Mhzto20Mhz;
1168 bool bforced_tx20Mhz;
1169 bool bautoswitch_enable;
1170 };
1171
1172 #define REORDER_WIN_SIZE 128
1173 #define REORDER_ENTRY_NUM 128
1174 struct rx_reorder_entry {
1175 struct list_head List;
1176 u16 SeqNum;
1177 struct rtllib_rxb *prxb;
1178 };
1179
1180 enum fsync_state {
1181 Default_Fsync,
1182 HW_Fsync,
1183 SW_Fsync
1184 };
1185
1186 enum rt_ps_mode {
1187 eActive,
1188 eMaxPs,
1189 eFastPs,
1190 eAutoPs,
1191 };
1192
1193 enum ips_callback_function {
1194 IPS_CALLBACK_NONE = 0,
1195 IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1196 IPS_CALLBACK_JOIN_REQUEST = 2,
1197 };
1198
1199 enum rt_rf_power_state {
1200 rf_on,
1201 rf_sleep,
1202 rf_off
1203 };
1204
1205 struct rt_pwr_save_ctrl {
1206 bool bSwRfProcessing;
1207 enum rt_rf_power_state eInactivePowerState;
1208 enum ips_callback_function ReturnPoint;
1209
1210 bool bLeisurePs;
1211 u8 LpsIdleCount;
1212 u8 reg_max_lps_awake_intvl;
1213 u8 LPSAwakeIntvl;
1214
1215 u32 CurPsLevel;
1216 };
1217
1218 #define RT_RF_CHANGE_SOURCE u32
1219
1220 #define RF_CHANGE_BY_SW BIT31
1221 #define RF_CHANGE_BY_HW BIT30
1222 #define RF_CHANGE_BY_PS BIT29
1223 #define RF_CHANGE_BY_IPS BIT28
1224 #define RF_CHANGE_BY_INIT 0
1225
1226 enum country_code_type {
1227 COUNTRY_CODE_FCC = 0,
1228 COUNTRY_CODE_IC = 1,
1229 COUNTRY_CODE_ETSI = 2,
1230 COUNTRY_CODE_SPAIN = 3,
1231 COUNTRY_CODE_FRANCE = 4,
1232 COUNTRY_CODE_MKK = 5,
1233 COUNTRY_CODE_MKK1 = 6,
1234 COUNTRY_CODE_ISRAEL = 7,
1235 COUNTRY_CODE_TELEC = 8,
1236 COUNTRY_CODE_MIC = 9,
1237 COUNTRY_CODE_GLOBAL_DOMAIN = 10,
1238 COUNTRY_CODE_WORLD_WIDE_13 = 11,
1239 COUNTRY_CODE_TELEC_NETGEAR = 12,
1240 COUNTRY_CODE_MAX
1241 };
1242
1243 enum scan_op_backup_opt {
1244 SCAN_OPT_BACKUP = 0,
1245 SCAN_OPT_RESTORE,
1246 SCAN_OPT_MAX
1247 };
1248
1249 enum fw_cmd_io_type {
1250 FW_CMD_DIG_ENABLE = 0,
1251 FW_CMD_DIG_DISABLE = 1,
1252 FW_CMD_DIG_HALT = 2,
1253 FW_CMD_DIG_RESUME = 3,
1254 FW_CMD_HIGH_PWR_ENABLE = 4,
1255 FW_CMD_HIGH_PWR_DISABLE = 5,
1256 FW_CMD_RA_RESET = 6,
1257 FW_CMD_RA_ACTIVE = 7,
1258 FW_CMD_RA_REFRESH_N = 8,
1259 FW_CMD_RA_REFRESH_BG = 9,
1260 FW_CMD_RA_INIT = 10,
1261 FW_CMD_IQK_ENABLE = 11,
1262 FW_CMD_TXPWR_TRACK_ENABLE = 12,
1263 FW_CMD_TXPWR_TRACK_DISABLE = 13,
1264 FW_CMD_TXPWR_TRACK_THERMAL = 14,
1265 FW_CMD_PAUSE_DM_BY_SCAN = 15,
1266 FW_CMD_RESUME_DM_BY_SCAN = 16,
1267 FW_CMD_RA_REFRESH_N_COMB = 17,
1268 FW_CMD_RA_REFRESH_BG_COMB = 18,
1269 FW_CMD_ANTENNA_SW_ENABLE = 19,
1270 FW_CMD_ANTENNA_SW_DISABLE = 20,
1271 FW_CMD_TX_FEEDBACK_CCX_ENABLE = 21,
1272 FW_CMD_LPS_ENTER = 22,
1273 FW_CMD_LPS_LEAVE = 23,
1274 };
1275
1276 #define RT_MAX_LD_SLOT_NUM 10
1277 struct rt_link_detect {
1278 u32 NumRecvBcnInPeriod;
1279 u32 NumRecvDataInPeriod;
1280
1281 u32 RxBcnNum[RT_MAX_LD_SLOT_NUM];
1282 u32 RxDataNum[RT_MAX_LD_SLOT_NUM];
1283 u16 SlotNum;
1284 u16 SlotIndex;
1285
1286 u32 NumTxOkInPeriod;
1287 u32 NumRxOkInPeriod;
1288 u32 NumRxUnicastOkInPeriod;
1289 bool bBusyTraffic;
1290 bool bHigherBusyTraffic;
1291 bool bHigherBusyRxTraffic;
1292 };
1293
1294 struct sw_cam_table {
1295 u8 macaddr[ETH_ALEN];
1296 bool bused;
1297 u8 key_buf[16];
1298 u16 key_type;
1299 u8 useDK;
1300 u8 key_index;
1301
1302 };
1303
1304 #define TOTAL_CAM_ENTRY 32
1305 struct rate_adaptive {
1306 u8 rate_adaptive_disabled;
1307 u8 ratr_state;
1308 u16 reserve;
1309
1310 u32 high_rssi_thresh_for_ra;
1311 u32 high2low_rssi_thresh_for_ra;
1312 u8 low2high_rssi_thresh_for_ra40M;
1313 u32 low_rssi_thresh_for_ra40M;
1314 u8 low2high_rssi_thresh_for_ra20M;
1315 u32 low_rssi_thresh_for_ra20M;
1316 u32 upper_rssi_threshold_ratr;
1317 u32 middle_rssi_threshold_ratr;
1318 u32 low_rssi_threshold_ratr;
1319 u32 low_rssi_threshold_ratr_40M;
1320 u32 low_rssi_threshold_ratr_20M;
1321 u8 ping_rssi_enable;
1322 u32 ping_rssi_ratr;
1323 u32 ping_rssi_thresh_for_ra;
1324 u32 last_ratr;
1325 u8 PreRATRState;
1326
1327 };
1328
1329 #define NUM_PMKID_CACHE 16
1330 struct rt_pmkid_list {
1331 u8 Bssid[ETH_ALEN];
1332 u8 PMKID[16];
1333 u8 SsidBuf[33];
1334 u8 bUsed;
1335 };
1336
1337 struct rt_intel_promisc_mode {
1338 bool promiscuous_on;
1339 bool fltr_src_sta_frame;
1340 };
1341
1342 /*************** DRIVER STATUS *****/
1343 #define STATUS_SCANNING 0
1344 /*************** DRIVER STATUS *****/
1345
1346 enum {
1347 LPS_IS_WAKE = 0,
1348 LPS_IS_SLEEP = 1,
1349 LPS_WAIT_NULL_DATA_SEND = 2,
1350 };
1351
1352 struct rtllib_device {
1353 struct pci_dev *pdev;
1354 struct net_device *dev;
1355 struct rtllib_security sec;
1356
1357 bool disable_mgnt_queue;
1358
1359 unsigned long status;
1360 u8 CntAfterLink;
1361
1362 enum rt_op_mode OpMode;
1363
1364 /* The last AssocReq/Resp IEs */
1365 u8 *assocreq_ies, *assocresp_ies;
1366 size_t assocreq_ies_len, assocresp_ies_len;
1367
1368 bool bForcedBgMode;
1369
1370 u8 hwsec_active;
1371 bool is_silent_reset;
1372 bool is_roaming;
1373 bool ieee_up;
1374 bool cannot_notify;
1375 bool bSupportRemoteWakeUp;
1376 bool actscanning;
1377 bool FirstIe_InScan;
1378 bool be_scan_inprogress;
1379 bool beinretry;
1380 enum rt_rf_power_state rf_power_state;
1381 RT_RF_CHANGE_SOURCE rf_off_reason;
1382 bool is_set_key;
1383 bool wx_set_enc;
1384 struct rt_hi_throughput *ht_info;
1385
1386 spinlock_t reorder_spinlock;
1387 u8 reg_dot11ht_oper_rate_set[16];
1388 u8 reg_dot11tx_ht_oper_rate_set[16];
1389 u8 dot11ht_oper_rate_set[16];
1390 u8 reg_ht_supp_rate_set[16];
1391 u8 HTCurrentOperaRate;
1392 u8 HTHighestOperaRate;
1393 u8 tx_dis_rate_fallback;
1394 u8 tx_use_drv_assinged_rate;
1395 u8 bTxEnableFwCalcDur;
1396 atomic_t atm_swbw;
1397
1398 struct list_head Tx_TS_Admit_List;
1399 struct list_head Tx_TS_Pending_List;
1400 struct list_head Tx_TS_Unused_List;
1401 struct tx_ts_record TxTsRecord[TOTAL_TS_NUM];
1402 struct list_head Rx_TS_Admit_List;
1403 struct list_head Rx_TS_Pending_List;
1404 struct list_head Rx_TS_Unused_List;
1405 struct rx_ts_record RxTsRecord[TOTAL_TS_NUM];
1406 struct rx_reorder_entry RxReorderEntry[128];
1407 struct list_head RxReorder_Unused_List;
1408
1409 /* Bookkeeping structures */
1410 struct net_device_stats stats;
1411 struct rtllib_softmac_stats softmac_stats;
1412
1413 /* Probe / Beacon management */
1414 struct list_head network_free_list;
1415 struct list_head network_list;
1416 struct rtllib_network *networks;
1417 int scans;
1418 int scan_age;
1419
1420 int iw_mode; /* operating mode (IW_MODE_*) */
1421 bool net_promiscuous_md;
1422 struct rt_intel_promisc_mode intel_promiscuous_md_info;
1423
1424 spinlock_t lock;
1425 spinlock_t wpax_suitlist_lock;
1426
1427 int tx_headroom; /* Set to size of any additional room needed at front
1428 * of allocated Tx SKBs
1429 */
1430 u32 config;
1431
1432 /* WEP and other encryption related settings at the device level */
1433 int open_wep; /* Set to 1 to allow unencrypted frames */
1434 int auth_mode;
1435 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1436 * WEP key changes
1437 */
1438
1439 int ieee802_1x; /* is IEEE 802.1X used */
1440
1441 /* WPA data */
1442 bool bHalfWirelessN24GMode;
1443 int wpa_enabled;
1444 int drop_unencrypted;
1445 int tkip_countermeasures;
1446 int privacy_invoked;
1447 size_t wpa_ie_len;
1448 u8 *wpa_ie;
1449 size_t wps_ie_len;
1450 u8 *wps_ie;
1451 u8 ap_mac_addr[ETH_ALEN];
1452 u16 pairwise_key_type;
1453 u16 group_key_type;
1454
1455 struct lib80211_crypt_info crypt_info;
1456
1457 struct sw_cam_table swcamtable[TOTAL_CAM_ENTRY];
1458
1459 struct rt_pmkid_list PMKIDList[NUM_PMKID_CACHE];
1460
1461 /* Fragmentation structures */
1462 struct rtllib_frag_entry frag_cache[17][RTLLIB_FRAG_CACHE_LEN];
1463 unsigned int frag_next_idx[17];
1464 u16 fts; /* Fragmentation Threshold */
1465 #define DEFAULT_RTS_THRESHOLD 2346U
1466 #define MIN_RTS_THRESHOLD 1
1467 #define MAX_RTS_THRESHOLD 2346U
1468 u16 rts; /* RTS threshold */
1469
1470 /* Association info */
1471 u8 bssid[ETH_ALEN];
1472
1473 /* This stores infos for the current network.
1474 * Either the network we are associated in INFRASTRUCTURE
1475 * or the network that we are creating in MASTER mode.
1476 * ad-hoc is a mixture ;-).
1477 * Note that in infrastructure mode, even when not associated,
1478 * fields bssid and essid may be valid (if wpa_set and essid_set
1479 * are true) as thy carry the value set by the user via iwconfig
1480 */
1481 struct rtllib_network current_network;
1482
1483 enum rtl_link_state link_state;
1484
1485 int mode; /* A, B, G */
1486
1487 /* used for forcing the ibss workqueue to terminate
1488 * without wait for the syncro scan to terminate
1489 */
1490 short sync_scan_hurryup;
1491 u16 scan_watch_dog;
1492
1493 /* map of allowed channels. 0 is dummy */
1494 void *dot11d_info;
1495 bool global_domain;
1496 u8 active_channel_map[MAX_CHANNEL_NUMBER+1];
1497
1498 u8 bss_start_channel;
1499 u8 ibss_maxjoin_chal;
1500
1501 int rate; /* current rate */
1502 int basic_rate;
1503
1504 short active_scan;
1505
1506 /* this contains flags for selectively enable softmac support */
1507 u16 softmac_features;
1508
1509 /* if the sequence control field is not filled by HW */
1510 u16 seq_ctrl[5];
1511
1512 /* association procedure transaction sequence number */
1513 u16 associate_seq;
1514
1515 /* AID for RTXed association responses */
1516 u16 assoc_id;
1517
1518 /* power save mode related*/
1519 u8 ack_tx_to_ieee;
1520 short ps;
1521 short sta_sleep;
1522 int ps_timeout;
1523 int ps_period;
1524 struct work_struct ps_task;
1525 u64 ps_time;
1526 bool polling;
1527
1528 short raw_tx;
1529 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1530 short queue_stop;
1531 short scanning_continue;
1532 short proto_started;
1533 short proto_stoppping;
1534
1535 struct mutex wx_mutex;
1536 struct mutex scan_mutex;
1537 struct mutex ips_mutex;
1538
1539 spinlock_t mgmt_tx_lock;
1540 spinlock_t beacon_lock;
1541
1542 short beacon_txing;
1543
1544 short wap_set;
1545 short ssid_set;
1546
1547 /* set on initialization */
1548 unsigned int wmm_acm;
1549
1550 /* for discarding duplicated packets in IBSS */
1551 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1552
1553 /* for discarding duplicated packets in BSS */
1554 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1555 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1556 unsigned long last_packet_time[17];
1557
1558 /* for PS mode */
1559 unsigned long last_rx_ps_time;
1560 bool bAwakePktSent;
1561 u8 LPSDelayCnt;
1562
1563 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1564 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1565 int mgmt_queue_head;
1566 int mgmt_queue_tail;
1567 u8 AsocRetryCount;
1568 struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
1569
1570 bool bdynamic_txpower_enable;
1571
1572 bool bCTSToSelfEnable;
1573
1574 u32 fsync_time_interval;
1575 u32 fsync_rate_bitmap;
1576 u8 fsync_rssi_threshold;
1577 bool bfsync_enable;
1578
1579 u8 fsync_multiple_timeinterval;
1580 u32 fsync_firstdiff_ratethreshold;
1581 u32 fsync_seconddiff_ratethreshold;
1582 enum fsync_state fsync_state;
1583 bool bis_any_nonbepkts;
1584 struct bandwidth_autoswitch bandwidth_auto_switch;
1585 bool FwRWRF;
1586
1587 struct rt_link_detect link_detect_info;
1588 bool bIsAggregateFrame;
1589 struct rt_pwr_save_ctrl pwr_save_ctrl;
1590
1591 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1592 struct tx_pending tx_pending;
1593
1594 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1595 struct timer_list associate_timer;
1596
1597 /* used if IEEE_SOFTMAC_BEACONS is set */
1598 struct timer_list beacon_timer;
1599 u8 need_sw_enc;
1600 struct work_struct associate_complete_wq;
1601 struct work_struct ips_leave_wq;
1602 struct delayed_work associate_procedure_wq;
1603 struct delayed_work softmac_scan_wq;
1604 struct delayed_work associate_retry_wq;
1605 struct delayed_work start_ibss_wq;
1606 struct delayed_work hw_wakeup_wq;
1607 struct delayed_work hw_sleep_wq;
1608 struct delayed_work link_change_wq;
1609 struct work_struct wx_sync_scan_wq;
1610
1611 union {
1612 struct rtllib_rxb *RfdArray[REORDER_WIN_SIZE];
1613 struct rtllib_rxb *stats_IndicateArray[REORDER_WIN_SIZE];
1614 struct rtllib_rxb *prxbIndicateArray[REORDER_WIN_SIZE];
1615 struct {
1616 struct sw_chnl_cmd PreCommonCmd[MAX_PRECMD_CNT];
1617 struct sw_chnl_cmd PostCommonCmd[MAX_POSTCMD_CNT];
1618 struct sw_chnl_cmd RfDependCmd[MAX_RFDEPENDCMD_CNT];
1619 };
1620 };
1621
1622 /* Callback functions */
1623
1624 /* Softmac-generated frames (management) are TXed via this
1625 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1626 * not set. As some cards may have different HW queues that
1627 * one might want to use for data and management frames
1628 * the option to have two callbacks might be useful.
1629 * This function can't sleep.
1630 */
1631 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1632 struct net_device *dev);
1633
1634 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1635 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1636 * frames. If the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1637 * then also management frames are sent via this callback.
1638 * This function can't sleep.
1639 */
1640 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1641 struct net_device *dev, int rate);
1642
1643 /* ask to the driver to retune the radio.
1644 * This function can sleep. the driver should ensure
1645 * the radio has been switched before return.
1646 */
1647 void (*set_chan)(struct net_device *dev, short ch);
1648
1649 /* indicate the driver that the link state is changed
1650 * for example it may indicate the card is associated now.
1651 * Driver might be interested in this to apply RX filter
1652 * rules or simply light the LINK led
1653 */
1654 void (*link_change)(struct net_device *dev);
1655
1656 /* these two function indicates to the HW when to start
1657 * and stop to send beacons. This is used when the
1658 * IEEE_SOFTMAC_BEACONS is not set. For now the
1659 * stop_send_bacons is NOT guaranteed to be called only
1660 * after start_send_beacons.
1661 */
1662 void (*start_send_beacons)(struct net_device *dev);
1663 void (*stop_send_beacons)(struct net_device *dev);
1664
1665 /* power save mode related */
1666 void (*sta_wake_up)(struct net_device *dev);
1667 void (*enter_sleep_state)(struct net_device *dev, u64 time);
1668 short (*ps_is_queue_empty)(struct net_device *dev);
1669 int (*handle_beacon)(struct net_device *dev,
1670 struct rtllib_beacon *beacon,
1671 struct rtllib_network *network);
1672 int (*handle_assoc_response)(struct net_device *dev,
1673 struct rtllib_assoc_response_frame *resp,
1674 struct rtllib_network *network);
1675
1676 /* check whether Tx hw resource available */
1677 short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
1678 void (*set_bw_mode_handler)(struct net_device *dev,
1679 enum ht_channel_width bandwidth,
1680 enum ht_extchnl_offset Offset);
1681 bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
1682 void (*set_wireless_mode)(struct net_device *dev, u8 wireless_mode);
1683 bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
1684 u8 (*rtllib_ap_sec_type)(struct rtllib_device *ieee);
1685 void (*init_gain_handler)(struct net_device *dev, u8 Operation);
1686 void (*ScanOperationBackupHandler)(struct net_device *dev,
1687 u8 Operation);
1688 void (*SetHwRegHandler)(struct net_device *dev, u8 variable, u8 *val);
1689
1690 void (*AllowAllDestAddrHandler)(struct net_device *dev,
1691 bool bAllowAllDA, bool WriteIntoReg);
1692
1693 void (*rtllib_ips_leave_wq)(struct net_device *dev);
1694 void (*rtllib_ips_leave)(struct net_device *dev);
1695 void (*leisure_ps_leave)(struct net_device *dev);
1696
1697 /* This must be the last item so that it points to the data
1698 * allocated beyond this structure by alloc_rtllib
1699 */
1700 u8 priv[];
1701 };
1702
1703 #define IEEE_MODE_MASK (WIRELESS_MODE_B | WIRELESS_MODE_G)
1704
1705 /* Generate a 802.11 header */
1706
1707 /* Uses the channel change callback directly
1708 * instead of [start/stop] scan callbacks
1709 */
1710 #define IEEE_SOFTMAC_SCAN (1<<2)
1711
1712 /* Perform authentication and association handshake */
1713 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1714
1715 /* Generate probe requests */
1716 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1717
1718 /* Generate response to probe requests */
1719 #define IEEE_SOFTMAC_PROBERS (1<<5)
1720
1721 /* The ieee802.11 stack will manage the netif queue
1722 * wake/stop for the driver, taking care of 802.11
1723 * fragmentation. See softmac.c for details.
1724 */
1725 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1726
1727 /* Uses only the softmac_data_hard_start_xmit
1728 * even for TX management frames.
1729 */
1730 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1731
1732 /* Generate beacons. The stack will enqueue beacons
1733 * to the card
1734 */
1735 #define IEEE_SOFTMAC_BEACONS (1<<6)
1736
rtllib_priv(struct net_device * dev)1737 static inline void *rtllib_priv(struct net_device *dev)
1738 {
1739 return ((struct rtllib_device *)netdev_priv(dev))->priv;
1740 }
1741
rtllib_is_empty_essid(const char * essid,int essid_len)1742 static inline int rtllib_is_empty_essid(const char *essid, int essid_len)
1743 {
1744 /* Single white space is for Linksys APs */
1745 if (essid_len == 1 && essid[0] == ' ')
1746 return 1;
1747
1748 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1749 while (essid_len) {
1750 essid_len--;
1751 if (essid[essid_len] != '\0')
1752 return 0;
1753 }
1754
1755 return 1;
1756 }
1757
rtllib_get_hdrlen(u16 fc)1758 static inline int rtllib_get_hdrlen(u16 fc)
1759 {
1760 int hdrlen = RTLLIB_3ADDR_LEN;
1761
1762 switch (WLAN_FC_GET_TYPE(fc)) {
1763 case RTLLIB_FTYPE_DATA:
1764 if ((fc & RTLLIB_FCTL_FROMDS) && (fc & RTLLIB_FCTL_TODS))
1765 hdrlen = RTLLIB_4ADDR_LEN; /* Addr4 */
1766 if (RTLLIB_QOS_HAS_SEQ(fc))
1767 hdrlen += 2; /* QOS ctrl*/
1768 break;
1769 case RTLLIB_FTYPE_CTL:
1770 switch (WLAN_FC_GET_STYPE(fc)) {
1771 case RTLLIB_STYPE_CTS:
1772 case RTLLIB_STYPE_ACK:
1773 hdrlen = RTLLIB_1ADDR_LEN;
1774 break;
1775 default:
1776 hdrlen = RTLLIB_2ADDR_LEN;
1777 break;
1778 }
1779 break;
1780 }
1781
1782 return hdrlen;
1783 }
1784
rtllib_get_payload(struct rtllib_hdr * hdr)1785 static inline u8 *rtllib_get_payload(struct rtllib_hdr *hdr)
1786 {
1787 switch (rtllib_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
1788 case RTLLIB_1ADDR_LEN:
1789 return ((struct rtllib_hdr_1addr *)hdr)->payload;
1790 case RTLLIB_2ADDR_LEN:
1791 return ((struct rtllib_hdr_2addr *)hdr)->payload;
1792 case RTLLIB_3ADDR_LEN:
1793 return ((struct rtllib_hdr_3addr *)hdr)->payload;
1794 case RTLLIB_4ADDR_LEN:
1795 return ((struct rtllib_hdr_4addr *)hdr)->payload;
1796 }
1797 return NULL;
1798 }
1799
rtllib_is_ofdm_rate(u8 rate)1800 static inline int rtllib_is_ofdm_rate(u8 rate)
1801 {
1802 switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
1803 case RTLLIB_OFDM_RATE_6MB:
1804 case RTLLIB_OFDM_RATE_9MB:
1805 case RTLLIB_OFDM_RATE_12MB:
1806 case RTLLIB_OFDM_RATE_18MB:
1807 case RTLLIB_OFDM_RATE_24MB:
1808 case RTLLIB_OFDM_RATE_36MB:
1809 case RTLLIB_OFDM_RATE_48MB:
1810 case RTLLIB_OFDM_RATE_54MB:
1811 return 1;
1812 }
1813 return 0;
1814 }
1815
rtllib_is_cck_rate(u8 rate)1816 static inline int rtllib_is_cck_rate(u8 rate)
1817 {
1818 switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
1819 case RTLLIB_CCK_RATE_1MB:
1820 case RTLLIB_CCK_RATE_2MB:
1821 case RTLLIB_CCK_RATE_5MB:
1822 case RTLLIB_CCK_RATE_11MB:
1823 return 1;
1824 }
1825 return 0;
1826 }
1827
1828 /* rtllib.c */
1829 void free_rtllib(struct net_device *dev);
1830 struct net_device *alloc_rtllib(int sizeof_priv);
1831
1832 /* rtllib_tx.c */
1833
1834 int rtllib_encrypt_fragment(struct rtllib_device *ieee,
1835 struct sk_buff *frag,
1836 int hdr_len);
1837
1838 netdev_tx_t rtllib_xmit(struct sk_buff *skb, struct net_device *dev);
1839 void rtllib_txb_free(struct rtllib_txb *txb);
1840
1841 /* rtllib_rx.c */
1842 int rtllib_rx(struct rtllib_device *ieee, struct sk_buff *skb,
1843 struct rtllib_rx_stats *rx_stats);
1844 void rtllib_rx_probe_rq(struct rtllib_device *ieee,
1845 struct sk_buff *skb);
1846 int rtllib_legal_channel(struct rtllib_device *rtllib, u8 channel);
1847
1848 /* rtllib_wx.c */
1849 int rtllib_wx_get_scan(struct rtllib_device *ieee,
1850 struct iw_request_info *info,
1851 union iwreq_data *wrqu, char *key);
1852 int rtllib_wx_set_encode(struct rtllib_device *ieee,
1853 struct iw_request_info *info,
1854 union iwreq_data *wrqu, char *key);
1855 int rtllib_wx_get_encode(struct rtllib_device *ieee,
1856 struct iw_request_info *info,
1857 union iwreq_data *wrqu, char *key);
1858 int rtllib_wx_set_encode_ext(struct rtllib_device *ieee,
1859 struct iw_request_info *info,
1860 union iwreq_data *wrqu, char *extra);
1861 int rtllib_wx_set_auth(struct rtllib_device *ieee,
1862 struct iw_request_info *info,
1863 struct iw_param *data, char *extra);
1864 int rtllib_wx_set_mlme(struct rtllib_device *ieee,
1865 struct iw_request_info *info,
1866 union iwreq_data *wrqu, char *extra);
1867 int rtllib_wx_set_gen_ie(struct rtllib_device *ieee, u8 *ie, size_t len);
1868
1869 /* rtllib_softmac.c */
1870 int rtllib_rx_frame_softmac(struct rtllib_device *ieee, struct sk_buff *skb,
1871 struct rtllib_rx_stats *rx_stats, u16 type,
1872 u16 stype);
1873 void rtllib_softmac_new_net(struct rtllib_device *ieee,
1874 struct rtllib_network *net);
1875
1876 void SendDisassociation(struct rtllib_device *ieee, bool deauth, u16 asRsn);
1877 void rtllib_softmac_xmit(struct rtllib_txb *txb, struct rtllib_device *ieee);
1878
1879 void rtllib_start_ibss(struct rtllib_device *ieee);
1880 int rtllib_softmac_init(struct rtllib_device *ieee);
1881 void rtllib_softmac_free(struct rtllib_device *ieee);
1882 void rtllib_disassociate(struct rtllib_device *ieee);
1883 void rtllib_stop_scan(struct rtllib_device *ieee);
1884 bool rtllib_act_scanning(struct rtllib_device *ieee, bool sync_scan);
1885 void rtllib_stop_scan_syncro(struct rtllib_device *ieee);
1886 void rtllib_start_scan_syncro(struct rtllib_device *ieee);
1887 void rtllib_sta_ps_send_null_frame(struct rtllib_device *ieee, short pwr);
1888 void rtllib_sta_ps_send_pspoll_frame(struct rtllib_device *ieee);
1889 void rtllib_start_protocol(struct rtllib_device *ieee);
1890 void rtllib_stop_protocol(struct rtllib_device *ieee, u8 shutdown);
1891
1892 void rtllib_EnableNetMonitorMode(struct net_device *dev, bool bInitState);
1893 void rtllib_DisableNetMonitorMode(struct net_device *dev, bool bInitState);
1894 void rtllib_EnableIntelPromiscuousMode(struct net_device *dev, bool bInitState);
1895 void rtllib_DisableIntelPromiscuousMode(struct net_device *dev,
1896 bool bInitState);
1897 void rtllib_softmac_stop_protocol(struct rtllib_device *ieee,
1898 u8 mesh_flag, u8 shutdown);
1899 void rtllib_softmac_start_protocol(struct rtllib_device *ieee, u8 mesh_flag);
1900
1901 void rtllib_reset_queue(struct rtllib_device *ieee);
1902 void rtllib_wake_all_queues(struct rtllib_device *ieee);
1903 void rtllib_stop_all_queues(struct rtllib_device *ieee);
1904 struct sk_buff *rtllib_get_beacon(struct rtllib_device *ieee);
1905 void rtllib_start_send_beacons(struct rtllib_device *ieee);
1906 void rtllib_stop_send_beacons(struct rtllib_device *ieee);
1907
1908 void notify_wx_assoc_event(struct rtllib_device *ieee);
1909 void rtllib_ps_tx_ack(struct rtllib_device *ieee, short success);
1910
1911 void softmac_mgmt_xmit(struct sk_buff *skb, struct rtllib_device *ieee);
1912 u8 rtllib_ap_sec_type(struct rtllib_device *ieee);
1913
1914 /* rtllib_softmac_wx.c */
1915
1916 int rtllib_wx_get_wap(struct rtllib_device *ieee, struct iw_request_info *info,
1917 union iwreq_data *wrqu, char *ext);
1918
1919 int rtllib_wx_set_wap(struct rtllib_device *ieee, struct iw_request_info *info,
1920 union iwreq_data *awrq, char *extra);
1921
1922 int rtllib_wx_get_essid(struct rtllib_device *ieee, struct iw_request_info *a,
1923 union iwreq_data *wrqu, char *b);
1924
1925 int rtllib_wx_set_rate(struct rtllib_device *ieee, struct iw_request_info *info,
1926 union iwreq_data *wrqu, char *extra);
1927
1928 int rtllib_wx_get_rate(struct rtllib_device *ieee, struct iw_request_info *info,
1929 union iwreq_data *wrqu, char *extra);
1930
1931 int rtllib_wx_set_mode(struct rtllib_device *ieee, struct iw_request_info *a,
1932 union iwreq_data *wrqu, char *b);
1933
1934 int rtllib_wx_set_scan(struct rtllib_device *ieee, struct iw_request_info *a,
1935 union iwreq_data *wrqu, char *b);
1936
1937 int rtllib_wx_set_essid(struct rtllib_device *ieee, struct iw_request_info *a,
1938 union iwreq_data *wrqu, char *extra);
1939
1940 int rtllib_wx_get_mode(struct rtllib_device *ieee, struct iw_request_info *a,
1941 union iwreq_data *wrqu, char *b);
1942
1943 int rtllib_wx_set_freq(struct rtllib_device *ieee, struct iw_request_info *a,
1944 union iwreq_data *wrqu, char *b);
1945
1946 int rtllib_wx_get_freq(struct rtllib_device *ieee, struct iw_request_info *a,
1947 union iwreq_data *wrqu, char *b);
1948 void rtllib_wx_sync_scan_wq(void *data);
1949
1950 int rtllib_wx_set_rawtx(struct rtllib_device *ieee,
1951 struct iw_request_info *info,
1952 union iwreq_data *wrqu, char *extra);
1953
1954 int rtllib_wx_get_name(struct rtllib_device *ieee, struct iw_request_info *info,
1955 union iwreq_data *wrqu, char *extra);
1956
1957 int rtllib_wx_set_power(struct rtllib_device *ieee,
1958 struct iw_request_info *info,
1959 union iwreq_data *wrqu, char *extra);
1960
1961 int rtllib_wx_get_power(struct rtllib_device *ieee,
1962 struct iw_request_info *info,
1963 union iwreq_data *wrqu, char *extra);
1964
1965 int rtllib_wx_set_rts(struct rtllib_device *ieee, struct iw_request_info *info,
1966 union iwreq_data *wrqu, char *extra);
1967
1968 int rtllib_wx_get_rts(struct rtllib_device *ieee, struct iw_request_info *info,
1969 union iwreq_data *wrqu, char *extra);
1970 #define MAX_RECEIVE_BUFFER_SIZE 9100
1971
1972 void HTSetConnectBwMode(struct rtllib_device *ieee,
1973 enum ht_channel_width bandwidth,
1974 enum ht_extchnl_offset Offset);
1975 void HTUpdateDefaultSetting(struct rtllib_device *ieee);
1976 void HTConstructCapabilityElement(struct rtllib_device *ieee,
1977 u8 *posHTCap, u8 *len,
1978 u8 isEncrypt, bool bAssoc);
1979 void HTConstructInfoElement(struct rtllib_device *ieee,
1980 u8 *posHTInfo, u8 *len, u8 isEncrypt);
1981 void HTConstructRT2RTAggElement(struct rtllib_device *ieee,
1982 u8 *posRT2RTAgg, u8 *len);
1983 void HTOnAssocRsp(struct rtllib_device *ieee);
1984 void HTInitializeHTInfo(struct rtllib_device *ieee);
1985 void HTInitializeBssDesc(struct bss_ht *pBssHT);
1986 void HTResetSelfAndSavePeerSetting(struct rtllib_device *ieee,
1987 struct rtllib_network *pNetwork);
1988 void HT_update_self_and_peer_setting(struct rtllib_device *ieee,
1989 struct rtllib_network *pNetwork);
1990 u8 HTGetHighestMCSRate(struct rtllib_device *ieee, u8 *pMCSRateSet,
1991 u8 *pMCSFilter);
1992 extern u8 MCS_FILTER_ALL[];
1993 extern u16 MCS_DATA_RATE[2][2][77];
1994 u8 HTCCheck(struct rtllib_device *ieee, u8 *pFrame);
1995 void HTResetIOTSetting(struct rt_hi_throughput *ht_info);
1996 bool IsHTHalfNmodeAPs(struct rtllib_device *ieee);
1997 u16 TxCountToDataRate(struct rtllib_device *ieee, u8 nDataRate);
1998 int rtllib_rx_ADDBAReq(struct rtllib_device *ieee, struct sk_buff *skb);
1999 int rtllib_rx_ADDBARsp(struct rtllib_device *ieee, struct sk_buff *skb);
2000 int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb);
2001 void rtllib_ts_init_add_ba(struct rtllib_device *ieee, struct tx_ts_record *pTS,
2002 u8 Policy, u8 bOverwritePending);
2003 void rtllib_ts_init_del_ba(struct rtllib_device *ieee,
2004 struct ts_common_info *pTsCommonInfo,
2005 enum tr_select TxRxSelect);
2006 void rtllib_ba_setup_timeout(struct timer_list *t);
2007 void rtllib_tx_ba_inact_timeout(struct timer_list *t);
2008 void rtllib_rx_ba_inact_timeout(struct timer_list *t);
2009 void rtllib_reset_ba_entry(struct ba_record *pBA);
2010 bool GetTs(struct rtllib_device *ieee, struct ts_common_info **ppTS, u8 *Addr,
2011 u8 TID, enum tr_select TxRxSelect, bool bAddNewTs);
2012 void TSInitialize(struct rtllib_device *ieee);
2013 void TsStartAddBaProcess(struct rtllib_device *ieee,
2014 struct tx_ts_record *pTxTS);
2015 void RemovePeerTS(struct rtllib_device *ieee, u8 *Addr);
2016 void RemoveAllTS(struct rtllib_device *ieee);
2017
escape_essid(const char * essid,u8 essid_len)2018 static inline const char *escape_essid(const char *essid, u8 essid_len)
2019 {
2020 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2021
2022 if (rtllib_is_empty_essid(essid, essid_len)) {
2023 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2024 return escaped;
2025 }
2026
2027 snprintf(escaped, sizeof(escaped), "%*pE", essid_len, essid);
2028 return escaped;
2029 }
2030
2031 /* fun with the built-in rtllib stack... */
2032 bool rtllib_MgntDisconnect(struct rtllib_device *rtllib, u8 asRsn);
2033
2034 /* For the function is more related to hardware setting, it's better to use the
2035 * ieee handler to refer to it.
2036 */
2037 void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee,
2038 struct rx_ts_record *pTS);
2039 int rtllib_parse_info_param(struct rtllib_device *ieee,
2040 struct rtllib_info_element *info_element,
2041 u16 length,
2042 struct rtllib_network *network,
2043 struct rtllib_rx_stats *stats);
2044
2045 void rtllib_indicate_packets(struct rtllib_device *ieee,
2046 struct rtllib_rxb **prxbIndicateArray, u8 index);
2047 void HTUseDefaultSetting(struct rtllib_device *ieee);
2048 #define RT_ASOC_RETRY_LIMIT 5
2049 u8 MgntQuery_TxRateExcludeCCKRates(struct rtllib_device *ieee);
2050
2051 #endif /* RTLLIB_H */
2052