1 /*
2  * Merged with mainline rtllib.h in Aug 2004.  Original ieee802_11
3  * remains copyright by the original authors
4  *
5  * Portions of the merged code are based on Host AP (software wireless
6  * LAN access point) driver for Intersil Prism2/2.5/3.
7  *
8  * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
9  * <jkmaline@cc.hut.fi>
10  * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
11  *
12  * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13  * <jketreno@linux.intel.com>
14  * Copyright (c) 2004, Intel Corporation
15  *
16  * Modified for Realtek's wi-fi cards by Andrea Merello
17  * <andreamrl@tiscali.it>
18  *
19  * This program is free software; you can redistribute it and/or modify
20  * it under the terms of the GNU General Public License version 2 as
21  * published by the Free Software Foundation. See README and COPYING for
22  * more details.
23  */
24 #ifndef RTLLIB_H
25 #define RTLLIB_H
26 #include <linux/if_ether.h> /* ETH_ALEN */
27 #include <linux/kernel.h>   /* ARRAY_SIZE */
28 #include <linux/module.h>
29 #include <linux/interrupt.h>
30 #include <linux/jiffies.h>
31 #include <linux/timer.h>
32 #include <linux/sched.h>
33 #include <linux/semaphore.h>
34 
35 #include <linux/delay.h>
36 #include <linux/wireless.h>
37 
38 #include "rtllib_debug.h"
39 #include "rtl819x_HT.h"
40 #include "rtl819x_BA.h"
41 #include "rtl819x_TS.h"
42 
43 #include <linux/netdevice.h>
44 #include <linux/if_arp.h> /* ARPHRD_ETHER */
45 #include <net/lib80211.h>
46 
47 #define MAX_PRECMD_CNT 16
48 #define MAX_RFDEPENDCMD_CNT 16
49 #define MAX_POSTCMD_CNT 16
50 
51 #ifndef WIRELESS_SPY
52 #define WIRELESS_SPY
53 #endif
54 #include <net/iw_handler.h>
55 
56 #ifndef IW_MODE_MONITOR
57 #define IW_MODE_MONITOR 6
58 #endif
59 
60 #ifndef IWEVCUSTOM
61 #define IWEVCUSTOM 0x8c02
62 #endif
63 
64 #ifndef IW_CUSTOM_MAX
65 /* Max number of char in custom event - use multiple of them if needed */
66 #define IW_CUSTOM_MAX	256	/* In bytes */
67 #endif
68 
69 #ifndef container_of
70 /**
71  * container_of - cast a member of a structure out to the containing structure
72  *
73  * @ptr:	the pointer to the member.
74  * @type:       the type of the container struct this is embedded in.
75  * @member:     the name of the member within the struct.
76  *
77  */
78 #define container_of(ptr, type, member) ({		      \
79 	const typeof(((type *)0)->member)*__mptr = (ptr);    \
80 	(type *)((char *)__mptr - offsetof(type, member)); })
81 #endif
82 
83 #define skb_tail_pointer_rsl(skb) skb_tail_pointer(skb)
84 
85 #define EXPORT_SYMBOL_RSL(x) EXPORT_SYMBOL(x)
86 
87 
88 #define queue_delayed_work_rsl(x, y, z) queue_delayed_work(x, y, z)
89 #define INIT_DELAYED_WORK_RSL(x, y, z) INIT_DELAYED_WORK(x, y)
90 
91 #define queue_work_rsl(x, y) queue_work(x, y)
92 #define INIT_WORK_RSL(x, y, z) INIT_WORK(x, y)
93 
94 #define container_of_work_rsl(x, y, z) container_of(x, y, z)
95 #define container_of_dwork_rsl(x, y, z)				\
96 	container_of(container_of(x, struct delayed_work, work), y, z)
97 
98 #define iwe_stream_add_event_rsl(info, start, stop, iwe, len)	\
99 	iwe_stream_add_event(info, start, stop, iwe, len)
100 
101 #define iwe_stream_add_point_rsl(info, start, stop, iwe, p)	\
102 	iwe_stream_add_point(info, start, stop, iwe, p)
103 
104 #define usb_alloc_urb_rsl(x, y) usb_alloc_urb(x, y)
105 #define usb_submit_urb_rsl(x, y) usb_submit_urb(x, y)
106 
netdev_priv_rsl(struct net_device * dev)107 static inline void *netdev_priv_rsl(struct net_device *dev)
108 {
109 	return netdev_priv(dev);
110 }
111 
112 #define KEY_TYPE_NA		0x0
113 #define KEY_TYPE_WEP40		0x1
114 #define KEY_TYPE_TKIP		0x2
115 #define KEY_TYPE_CCMP		0x4
116 #define KEY_TYPE_WEP104		0x5
117 /* added for rtl819x tx procedure */
118 #define MAX_QUEUE_SIZE		0x10
119 
120 #define BK_QUEUE			       0
121 #define BE_QUEUE			       1
122 #define VI_QUEUE			       2
123 #define VO_QUEUE			       3
124 #define HCCA_QUEUE			     4
125 #define TXCMD_QUEUE			    5
126 #define MGNT_QUEUE			     6
127 #define HIGH_QUEUE			     7
128 #define BEACON_QUEUE			   8
129 
130 #define LOW_QUEUE			      BE_QUEUE
131 #define NORMAL_QUEUE			   MGNT_QUEUE
132 
133 #ifndef IW_MODE_MESH
134 #define IW_MODE_MESH			7
135 #endif
136 #define AMSDU_SUBHEADER_LEN 14
137 #define SWRF_TIMEOUT				50
138 
139 #define IE_CISCO_FLAG_POSITION		0x08
140 #define SUPPORT_CKIP_MIC			0x08
141 #define SUPPORT_CKIP_PK			0x10
142 #define	RT_RF_OFF_LEVL_ASPM			BIT0
143 #define	RT_RF_OFF_LEVL_CLK_REQ		BIT1
144 #define	RT_RF_OFF_LEVL_PCI_D3			BIT2
145 #define	RT_RF_OFF_LEVL_HALT_NIC		BIT3
146 #define	RT_RF_OFF_LEVL_FREE_FW		BIT4
147 #define	RT_RF_OFF_LEVL_FW_32K		BIT5
148 #define	RT_RF_PS_LEVEL_ALWAYS_ASPM	BIT6
149 #define	RT_RF_LPS_DISALBE_2R			BIT30
150 #define	RT_RF_LPS_LEVEL_ASPM			BIT31
151 #define	RT_IN_PS_LEVEL(pPSC, _PS_FLAG)		\
152 	((pPSC->CurPsLevel & _PS_FLAG) ? true : false)
153 #define	RT_CLEAR_PS_LEVEL(pPSC, _PS_FLAG)	\
154 	(pPSC->CurPsLevel &= (~(_PS_FLAG)))
155 #define	RT_SET_PS_LEVEL(pPSC, _PS_FLAG)	(pPSC->CurPsLevel |= _PS_FLAG)
156 
157 /* defined for skb cb field */
158 /* At most 28 byte */
159 struct cb_desc {
160 	/* Tx Desc Related flags (8-9) */
161 	u8 bLastIniPkt:1;
162 	u8 bCmdOrInit:1;
163 	u8 bFirstSeg:1;
164 	u8 bLastSeg:1;
165 	u8 bEncrypt:1;
166 	u8 bTxDisableRateFallBack:1;
167 	u8 bTxUseDriverAssingedRate:1;
168 	u8 bHwSec:1;
169 
170 	u8 nStuckCount;
171 
172 	/* Tx Firmware Relaged flags (10-11)*/
173 	u8 bCTSEnable:1;
174 	u8 bRTSEnable:1;
175 	u8 bUseShortGI:1;
176 	u8 bUseShortPreamble:1;
177 	u8 bTxEnableFwCalcDur:1;
178 	u8 bAMPDUEnable:1;
179 	u8 bRTSSTBC:1;
180 	u8 RTSSC:1;
181 
182 	u8 bRTSBW:1;
183 	u8 bPacketBW:1;
184 	u8 bRTSUseShortPreamble:1;
185 	u8 bRTSUseShortGI:1;
186 	u8 bMulticast:1;
187 	u8 bBroadcast:1;
188 	u8 drv_agg_enable:1;
189 	u8 reserved2:1;
190 
191 	/* Tx Desc related element(12-19) */
192 	u8 rata_index;
193 	u8 queue_index;
194 	u16 txbuf_size;
195 	u8 RATRIndex;
196 	u8 bAMSDU:1;
197 	u8 bFromAggrQ:1;
198 	u8 reserved6:6;
199 	u8 macId;
200 	u8 priority;
201 
202 	/* Tx firmware related element(20-27) */
203 	u8 data_rate;
204 	u8 rts_rate;
205 	u8 ampdu_factor;
206 	u8 ampdu_density;
207 	u8 DrvAggrNum;
208 	u8 bdhcp;
209 	u16 pkt_size;
210 	u8 bIsSpecialDataFrame;
211 
212 	u8 bBTTxPacket;
213 	u8 bIsBTProbRsp;
214 };
215 
216 enum sw_chnl_cmd_id {
217 	CmdID_End,
218 	CmdID_SetTxPowerLevel,
219 	CmdID_BBRegWrite10,
220 	CmdID_WritePortUlong,
221 	CmdID_WritePortUshort,
222 	CmdID_WritePortUchar,
223 	CmdID_RF_WriteReg,
224 };
225 
226 struct sw_chnl_cmd {
227 	enum sw_chnl_cmd_id CmdID;
228 	u32			Para1;
229 	u32			Para2;
230 	u32			msDelay;
231 } __packed;
232 
233 /*--------------------------Define -------------------------------------------*/
234 #define MGN_1M		  0x02
235 #define MGN_2M		  0x04
236 #define MGN_5_5M		0x0b
237 #define MGN_11M		 0x16
238 
239 #define MGN_6M		  0x0c
240 #define MGN_9M		  0x12
241 #define MGN_12M		 0x18
242 #define MGN_18M		 0x24
243 #define MGN_24M		 0x30
244 #define MGN_36M		 0x48
245 #define MGN_48M		 0x60
246 #define MGN_54M		 0x6c
247 
248 #define MGN_MCS0		0x80
249 #define MGN_MCS1		0x81
250 #define MGN_MCS2		0x82
251 #define MGN_MCS3		0x83
252 #define MGN_MCS4		0x84
253 #define MGN_MCS5		0x85
254 #define MGN_MCS6		0x86
255 #define MGN_MCS7		0x87
256 #define MGN_MCS8		0x88
257 #define MGN_MCS9		0x89
258 #define MGN_MCS10	       0x8a
259 #define MGN_MCS11	       0x8b
260 #define MGN_MCS12	       0x8c
261 #define MGN_MCS13	       0x8d
262 #define MGN_MCS14	       0x8e
263 #define MGN_MCS15	       0x8f
264 #define	MGN_MCS0_SG			0x90
265 #define	MGN_MCS1_SG			0x91
266 #define	MGN_MCS2_SG			0x92
267 #define	MGN_MCS3_SG			0x93
268 #define	MGN_MCS4_SG			0x94
269 #define	MGN_MCS5_SG			0x95
270 #define	MGN_MCS6_SG			0x96
271 #define	MGN_MCS7_SG			0x97
272 #define	MGN_MCS8_SG			0x98
273 #define	MGN_MCS9_SG			0x99
274 #define	MGN_MCS10_SG		0x9a
275 #define	MGN_MCS11_SG		0x9b
276 #define	MGN_MCS12_SG		0x9c
277 #define	MGN_MCS13_SG		0x9d
278 #define	MGN_MCS14_SG		0x9e
279 #define	MGN_MCS15_SG		0x9f
280 
281 
282 enum	_ReasonCode {
283 	unspec_reason	= 0x1,
284 	auth_not_valid	= 0x2,
285 	deauth_lv_ss	= 0x3,
286 	inactivity		= 0x4,
287 	ap_overload	= 0x5,
288 	class2_err		= 0x6,
289 	class3_err		= 0x7,
290 	disas_lv_ss	= 0x8,
291 	asoc_not_auth	= 0x9,
292 
293 	mic_failure	= 0xe,
294 
295 	invalid_IE		= 0x0d,
296 	four_way_tmout	= 0x0f,
297 	two_way_tmout	= 0x10,
298 	IE_dismatch	= 0x11,
299 	invalid_Gcipher = 0x12,
300 	invalid_Pcipher = 0x13,
301 	invalid_AKMP	= 0x14,
302 	unsup_RSNIEver = 0x15,
303 	invalid_RSNIE	= 0x16,
304 	auth_802_1x_fail = 0x17,
305 	ciper_reject		= 0x18,
306 
307 	QoS_unspec		= 0x20,
308 	QAP_bandwidth	= 0x21,
309 	poor_condition	= 0x22,
310 	no_facility	= 0x23,
311 	req_declined	= 0x25,
312 	invalid_param	= 0x26,
313 	req_not_honored = 0x27,
314 	TS_not_created	= 0x2F,
315 	DL_not_allowed	= 0x30,
316 	dest_not_exist	= 0x31,
317 	dest_not_QSTA	= 0x32,
318 };
319 
320 enum hal_def_variable {
321 	HAL_DEF_TPC_ENABLE,
322 	HAL_DEF_INIT_GAIN,
323 	HAL_DEF_PROT_IMP_MODE,
324 	HAL_DEF_HIGH_POWER_MECHANISM,
325 	HAL_DEF_RATE_ADAPTIVE_MECHANISM,
326 	HAL_DEF_ANTENNA_DIVERSITY_MECHANISM,
327 	HAL_DEF_LED,
328 	HAL_DEF_CW_MAX_MIN,
329 
330 	HAL_DEF_WOWLAN,
331 	HAL_DEF_ENDPOINTS,
332 	HAL_DEF_MIN_TX_POWER_DBM,
333 	HAL_DEF_MAX_TX_POWER_DBM,
334 	HW_DEF_EFUSE_REPG_SECTION1_FLAG,
335 	HW_DEF_EFUSE_REPG_DATA,
336 	HW_DEF_GPIO,
337 	HAL_DEF_PCI_SUPPORT_ASPM,
338 	HAL_DEF_THERMAL_VALUE,
339 	HAL_DEF_USB_IN_TOKEN_REV,
340 };
341 
342 enum hw_variables {
343 	HW_VAR_ETHER_ADDR,
344 	HW_VAR_MULTICAST_REG,
345 	HW_VAR_BASIC_RATE,
346 	HW_VAR_BSSID,
347 	HW_VAR_MEDIA_STATUS,
348 	HW_VAR_SECURITY_CONF,
349 	HW_VAR_BEACON_INTERVAL,
350 	HW_VAR_ATIM_WINDOW,
351 	HW_VAR_LISTEN_INTERVAL,
352 	HW_VAR_CS_COUNTER,
353 	HW_VAR_DEFAULTKEY0,
354 	HW_VAR_DEFAULTKEY1,
355 	HW_VAR_DEFAULTKEY2,
356 	HW_VAR_DEFAULTKEY3,
357 	HW_VAR_SIFS,
358 	HW_VAR_DIFS,
359 	HW_VAR_EIFS,
360 	HW_VAR_SLOT_TIME,
361 	HW_VAR_ACK_PREAMBLE,
362 	HW_VAR_CW_CONFIG,
363 	HW_VAR_CW_VALUES,
364 	HW_VAR_RATE_FALLBACK_CONTROL,
365 	HW_VAR_CONTENTION_WINDOW,
366 	HW_VAR_RETRY_COUNT,
367 	HW_VAR_TR_SWITCH,
368 	HW_VAR_COMMAND,
369 	HW_VAR_WPA_CONFIG,
370 	HW_VAR_AMPDU_MIN_SPACE,
371 	HW_VAR_SHORTGI_DENSITY,
372 	HW_VAR_AMPDU_FACTOR,
373 	HW_VAR_MCS_RATE_AVAILABLE,
374 	HW_VAR_AC_PARAM,
375 	HW_VAR_ACM_CTRL,
376 	HW_VAR_DIS_Req_Qsize,
377 	HW_VAR_CCX_CHNL_LOAD,
378 	HW_VAR_CCX_NOISE_HISTOGRAM,
379 	HW_VAR_CCX_CLM_NHM,
380 	HW_VAR_TxOPLimit,
381 	HW_VAR_TURBO_MODE,
382 	HW_VAR_RF_STATE,
383 	HW_VAR_RF_OFF_BY_HW,
384 	HW_VAR_BUS_SPEED,
385 	HW_VAR_SET_DEV_POWER,
386 
387 	HW_VAR_RCR,
388 	HW_VAR_RATR_0,
389 	HW_VAR_RRSR,
390 	HW_VAR_CPU_RST,
391 	HW_VAR_CECHK_BSSID,
392 	HW_VAR_LBK_MODE,
393 	HW_VAR_AES_11N_FIX,
394 	HW_VAR_USB_RX_AGGR,
395 	HW_VAR_USER_CONTROL_TURBO_MODE,
396 	HW_VAR_RETRY_LIMIT,
397 	HW_VAR_INIT_TX_RATE,
398 	HW_VAR_TX_RATE_REG,
399 	HW_VAR_EFUSE_USAGE,
400 	HW_VAR_EFUSE_BYTES,
401 	HW_VAR_AUTOLOAD_STATUS,
402 	HW_VAR_RF_2R_DISABLE,
403 	HW_VAR_SET_RPWM,
404 	HW_VAR_H2C_FW_PWRMODE,
405 	HW_VAR_H2C_FW_JOINBSSRPT,
406 	HW_VAR_1X1_RECV_COMBINE,
407 	HW_VAR_STOP_SEND_BEACON,
408 	HW_VAR_TSF_TIMER,
409 	HW_VAR_IO_CMD,
410 
411 	HW_VAR_RF_RECOVERY,
412 	HW_VAR_H2C_FW_UPDATE_GTK,
413 	HW_VAR_WF_MASK,
414 	HW_VAR_WF_CRC,
415 	HW_VAR_WF_IS_MAC_ADDR,
416 	HW_VAR_H2C_FW_OFFLOAD,
417 	HW_VAR_RESET_WFCRC,
418 
419 	HW_VAR_HANDLE_FW_C2H,
420 	HW_VAR_DL_FW_RSVD_PAGE,
421 	HW_VAR_AID,
422 	HW_VAR_HW_SEQ_ENABLE,
423 	HW_VAR_CORRECT_TSF,
424 	HW_VAR_BCN_VALID,
425 	HW_VAR_FWLPS_RF_ON,
426 	HW_VAR_DUAL_TSF_RST,
427 	HW_VAR_SWITCH_EPHY_WoWLAN,
428 	HW_VAR_INT_MIGRATION,
429 	HW_VAR_INT_AC,
430 	HW_VAR_RF_TIMING,
431 };
432 
433 enum rt_op_mode {
434 	RT_OP_MODE_AP,
435 	RT_OP_MODE_INFRASTRUCTURE,
436 	RT_OP_MODE_IBSS,
437 	RT_OP_MODE_NO_LINK,
438 };
439 
440 
441 #define aSifsTime						\
442 	 (((priv->rtllib->current_network.mode == IEEE_A)	\
443 	|| (priv->rtllib->current_network.mode == IEEE_N_24G)	\
444 	|| (priv->rtllib->current_network.mode == IEEE_N_5G)) ? 16 : 10)
445 
446 #define MGMT_QUEUE_NUM 5
447 
448 #define IEEE_CMD_SET_WPA_PARAM			1
449 #define	IEEE_CMD_SET_WPA_IE			2
450 #define IEEE_CMD_SET_ENCRYPTION			3
451 #define IEEE_CMD_MLME				4
452 
453 #define IEEE_PARAM_WPA_ENABLED			1
454 #define IEEE_PARAM_TKIP_COUNTERMEASURES		2
455 #define IEEE_PARAM_DROP_UNENCRYPTED		3
456 #define IEEE_PARAM_PRIVACY_INVOKED		4
457 #define IEEE_PARAM_AUTH_ALGS			5
458 #define IEEE_PARAM_IEEE_802_1X			6
459 #define IEEE_PARAM_WPAX_SELECT			7
460 #define IEEE_PROTO_WPA				1
461 #define IEEE_PROTO_RSN				2
462 #define IEEE_WPAX_USEGROUP			0
463 #define IEEE_WPAX_WEP40				1
464 #define IEEE_WPAX_TKIP				2
465 #define IEEE_WPAX_WRAP				3
466 #define IEEE_WPAX_CCMP				4
467 #define IEEE_WPAX_WEP104			5
468 
469 #define IEEE_KEY_MGMT_IEEE8021X			1
470 #define IEEE_KEY_MGMT_PSK			2
471 
472 #define IEEE_MLME_STA_DEAUTH			1
473 #define IEEE_MLME_STA_DISASSOC			2
474 
475 
476 #define IEEE_CRYPT_ERR_UNKNOWN_ALG		2
477 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR		3
478 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED	4
479 #define IEEE_CRYPT_ERR_KEY_SET_FAILED		5
480 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED	6
481 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED		7
482 #define	IEEE_CRYPT_ALG_NAME_LEN			16
483 
484 #define MAX_IE_LEN  0xff
485 #define RT_ASSERT_RET(_Exp) do {} while (0)
486 #define RT_ASSERT_RET_VALUE(_Exp, Ret)		\
487 	do {} while (0)
488 
489 struct ieee_param {
490 	u32 cmd;
491 	u8 sta_addr[ETH_ALEN];
492 	union {
493 		struct {
494 			u8 name;
495 			u32 value;
496 		} wpa_param;
497 		struct {
498 			u32 len;
499 			u8 reserved[32];
500 			u8 data[0];
501 		} wpa_ie;
502 		struct {
503 			int command;
504 			int reason_code;
505 		} mlme;
506 		struct {
507 			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
508 			u8 set_tx;
509 			u32 err;
510 			u8 idx;
511 			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
512 			u16 key_len;
513 			u8 key[0];
514 		} crypt;
515 	} u;
516 };
517 
518 
519 #if WIRELESS_EXT < 17
520 #define IW_QUAL_QUAL_INVALID   0x10
521 #define IW_QUAL_LEVEL_INVALID  0x20
522 #define IW_QUAL_NOISE_INVALID  0x40
523 #define IW_QUAL_QUAL_UPDATED   0x1
524 #define IW_QUAL_LEVEL_UPDATED  0x2
525 #define IW_QUAL_NOISE_UPDATED  0x4
526 #endif
527 
528 #define MSECS(t) msecs_to_jiffies(t)
529 #define msleep_interruptible_rsl  msleep_interruptible
530 
531 #define RTLLIB_DATA_LEN		2304
532 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
533    6.2.1.1.2.
534 
535    The figure in section 7.1.2 suggests a body size of up to 2312
536    bytes is allowed, which is a bit confusing, I suspect this
537    represents the 2304 bytes of real data, plus a possible 8 bytes of
538    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
539 #define RTLLIB_1ADDR_LEN 10
540 #define RTLLIB_2ADDR_LEN 16
541 #define RTLLIB_3ADDR_LEN 24
542 #define RTLLIB_4ADDR_LEN 30
543 #define RTLLIB_FCS_LEN    4
544 #define RTLLIB_HLEN		  (RTLLIB_4ADDR_LEN)
545 #define RTLLIB_FRAME_LEN	     (RTLLIB_DATA_LEN + RTLLIB_HLEN)
546 #define RTLLIB_MGMT_HDR_LEN 24
547 #define RTLLIB_DATA_HDR3_LEN 24
548 #define RTLLIB_DATA_HDR4_LEN 30
549 
550 #define RTLLIB_SKBBUFFER_SIZE 2500
551 
552 #define MIN_FRAG_THRESHOLD     256U
553 #define MAX_FRAG_THRESHOLD     2346U
554 #define MAX_HT_DATA_FRAG_THRESHOLD 0x2000
555 
556 #define HT_AMSDU_SIZE_4K 3839
557 #define HT_AMSDU_SIZE_8K 7935
558 
559 /* Frame control field constants */
560 #define RTLLIB_FCTL_VERS		0x0003
561 #define RTLLIB_FCTL_FTYPE		0x000c
562 #define RTLLIB_FCTL_STYPE		0x00f0
563 #define RTLLIB_FCTL_FRAMETYPE	0x00fc
564 #define RTLLIB_FCTL_TODS		0x0100
565 #define RTLLIB_FCTL_FROMDS		0x0200
566 #define RTLLIB_FCTL_DSTODS		0x0300
567 #define RTLLIB_FCTL_MOREFRAGS	0x0400
568 #define RTLLIB_FCTL_RETRY		0x0800
569 #define RTLLIB_FCTL_PM		0x1000
570 #define RTLLIB_FCTL_MOREDATA		0x2000
571 #define RTLLIB_FCTL_WEP		0x4000
572 #define RTLLIB_FCTL_ORDER		0x8000
573 
574 #define RTLLIB_FTYPE_MGMT		0x0000
575 #define RTLLIB_FTYPE_CTL		0x0004
576 #define RTLLIB_FTYPE_DATA		0x0008
577 
578 /* management */
579 #define RTLLIB_STYPE_ASSOC_REQ	0x0000
580 #define RTLLIB_STYPE_ASSOC_RESP		0x0010
581 #define RTLLIB_STYPE_REASSOC_REQ	0x0020
582 #define RTLLIB_STYPE_REASSOC_RESP	0x0030
583 #define RTLLIB_STYPE_PROBE_REQ	0x0040
584 #define RTLLIB_STYPE_PROBE_RESP	0x0050
585 #define RTLLIB_STYPE_BEACON		0x0080
586 #define RTLLIB_STYPE_ATIM		0x0090
587 #define RTLLIB_STYPE_DISASSOC	0x00A0
588 #define RTLLIB_STYPE_AUTH		0x00B0
589 #define RTLLIB_STYPE_DEAUTH		0x00C0
590 #define RTLLIB_STYPE_MANAGE_ACT	0x00D0
591 
592 /* control */
593 #define RTLLIB_STYPE_PSPOLL		0x00A0
594 #define RTLLIB_STYPE_RTS		0x00B0
595 #define RTLLIB_STYPE_CTS		0x00C0
596 #define RTLLIB_STYPE_ACK		0x00D0
597 #define RTLLIB_STYPE_CFEND		0x00E0
598 #define RTLLIB_STYPE_CFENDACK	0x00F0
599 #define RTLLIB_STYPE_BLOCKACK   0x0094
600 
601 /* data */
602 #define RTLLIB_STYPE_DATA		0x0000
603 #define RTLLIB_STYPE_DATA_CFACK	0x0010
604 #define RTLLIB_STYPE_DATA_CFPOLL	0x0020
605 #define RTLLIB_STYPE_DATA_CFACKPOLL	0x0030
606 #define RTLLIB_STYPE_NULLFUNC	0x0040
607 #define RTLLIB_STYPE_CFACK		0x0050
608 #define RTLLIB_STYPE_CFPOLL		0x0060
609 #define RTLLIB_STYPE_CFACKPOLL	0x0070
610 #define RTLLIB_STYPE_QOS_DATA	0x0080
611 #define RTLLIB_STYPE_QOS_NULL	0x00C0
612 
613 #define RTLLIB_SCTL_FRAG		0x000F
614 #define RTLLIB_SCTL_SEQ		0xFFF0
615 
616 /* QOS control */
617 #define RTLLIB_QCTL_TID	      0x000F
618 
619 #define	FC_QOS_BIT					BIT7
620 #define IsDataFrame(pdu)	(((pdu[0] & 0x0C) == 0x08) ? true : false)
621 #define	IsLegacyDataFrame(pdu)	(IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)))
622 #define IsQoSDataFrame(pframe)			\
623 	((*(u16 *)pframe&(RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA)) ==	\
624 	(RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA))
625 #define Frame_Order(pframe)     (*(u16 *)pframe&RTLLIB_FCTL_ORDER)
626 #define SN_LESS(a, b)		(((a-b)&0x800) != 0)
627 #define SN_EQUAL(a, b)	(a == b)
628 #define MAX_DEV_ADDR_SIZE 8
629 
630 enum act_category {
631 	ACT_CAT_QOS = 1,
632 	ACT_CAT_DLS = 2,
633 	ACT_CAT_BA  = 3,
634 	ACT_CAT_HT  = 7,
635 	ACT_CAT_WMM = 17,
636 };
637 
638 enum ts_action {
639 	ACT_ADDTSREQ = 0,
640 	ACT_ADDTSRSP = 1,
641 	ACT_DELTS    = 2,
642 	ACT_SCHEDULE = 3,
643 };
644 
645 enum ba_action {
646 	ACT_ADDBAREQ = 0,
647 	ACT_ADDBARSP = 1,
648 	ACT_DELBA    = 2,
649 };
650 
651 enum init_gain_op_type {
652 	IG_Backup = 0,
653 	IG_Restore,
654 	IG_Max
655 };
656 
657 enum led_ctl_mode {
658 	LED_CTL_POWER_ON = 1,
659 	LED_CTL_LINK = 2,
660 	LED_CTL_NO_LINK = 3,
661 	LED_CTL_TX = 4,
662 	LED_CTL_RX = 5,
663 	LED_CTL_SITE_SURVEY = 6,
664 	LED_CTL_POWER_OFF = 7,
665 	LED_CTL_START_TO_LINK = 8,
666 	LED_CTL_START_WPS = 9,
667 	LED_CTL_STOP_WPS = 10,
668 	LED_CTL_START_WPS_BOTTON = 11,
669 	LED_CTL_STOP_WPS_FAIL = 12,
670 	 LED_CTL_STOP_WPS_FAIL_OVERLAP = 13,
671 };
672 
673 enum rt_rf_type_def {
674 	RF_1T2R = 0,
675 	RF_2T4R,
676 	RF_2T2R,
677 	RF_1T1R,
678 	RF_2T2R_GREEN,
679 	RF_819X_MAX_TYPE
680 };
681 
682 enum wireless_mode {
683 	WIRELESS_MODE_UNKNOWN = 0x00,
684 	WIRELESS_MODE_A = 0x01,
685 	WIRELESS_MODE_B = 0x02,
686 	WIRELESS_MODE_G = 0x04,
687 	WIRELESS_MODE_AUTO = 0x08,
688 	WIRELESS_MODE_N_24G = 0x10,
689 	WIRELESS_MODE_N_5G = 0x20
690 };
691 
692 enum wireless_network_type {
693 	WIRELESS_11B = 1,
694 	WIRELESS_11G = 2,
695 	WIRELESS_11A = 4,
696 	WIRELESS_11N = 8
697 };
698 
699 #define OUI_SUBTYPE_WMM_INFO		0
700 #define OUI_SUBTYPE_WMM_PARAM	1
701 #define OUI_SUBTYPE_QOS_CAPABI	5
702 
703 /* debug macros */
704 extern u32 rtllib_debug_level;
705 #define RTLLIB_DEBUG(level, fmt, args...) \
706 do {								\
707 	if (rtllib_debug_level & (level))			\
708 		printk(KERN_DEBUG "rtllib: " fmt, ## args);	\
709 } while (0)
710 
711 #define RTLLIB_DEBUG_DATA(level, data, datalen)	\
712 	do {							\
713 		if ((rtllib_debug_level & (level)) == (level)) {	\
714 			int i;					\
715 			u8 *pdata = (u8 *)data;			\
716 			printk(KERN_DEBUG "rtllib: %s()\n", __func__);	\
717 			for (i = 0; i < (int)(datalen); i++)	{	\
718 				printk("%2.2x ", pdata[i]);		\
719 				if ((i+1)%16 == 0)			\
720 					printk("\n");	\
721 			}				\
722 			printk("\n");			\
723 		}					\
724 	} while (0)
725 
726 /*
727  * To use the debug system;
728  *
729  * If you are defining a new debug classification, simply add it to the #define
730  * list here in the form of:
731  *
732  * #define RTLLIB_DL_xxxx VALUE
733  *
734  * shifting value to the left one bit from the previous entry.  xxxx should be
735  * the name of the classification (for example, WEP)
736  *
737  * You then need to either add a RTLLIB_xxxx_DEBUG() macro definition for your
738  * classification, or use RTLLIB_DEBUG(RTLLIB_DL_xxxx, ...) whenever you want
739  * to send output to that classification.
740  *
741  * To add your debug level to the list of levels seen when you perform
742  *
743  * % cat /proc/net/ipw/debug_level
744  *
745  * you simply need to add your entry to the ipw_debug_levels array.
746  *
747  *
748  */
749 
750 #define RTLLIB_DL_INFO	  (1<<0)
751 #define RTLLIB_DL_WX	    (1<<1)
752 #define RTLLIB_DL_SCAN	  (1<<2)
753 #define RTLLIB_DL_STATE	 (1<<3)
754 #define RTLLIB_DL_MGMT	  (1<<4)
755 #define RTLLIB_DL_FRAG	  (1<<5)
756 #define RTLLIB_DL_EAP	   (1<<6)
757 #define RTLLIB_DL_DROP	  (1<<7)
758 
759 #define RTLLIB_DL_TX	    (1<<8)
760 #define RTLLIB_DL_RX	    (1<<9)
761 
762 #define RTLLIB_DL_HT		   (1<<10)
763 #define RTLLIB_DL_BA		   (1<<11)
764 #define RTLLIB_DL_TS		   (1<<12)
765 #define RTLLIB_DL_QOS	   (1<<13)
766 #define RTLLIB_DL_REORDER	   (1<<14)
767 #define RTLLIB_DL_IOT	   (1<<15)
768 #define RTLLIB_DL_IPS	   (1<<16)
769 #define RTLLIB_DL_TRACE	   (1<<29)
770 #define RTLLIB_DL_DATA	   (1<<30)
771 #define RTLLIB_DL_ERR	   (1<<31)
772 #define RTLLIB_ERROR(f, a...) printk(KERN_ERR "rtllib: " f, ## a)
773 #define RTLLIB_WARNING(f, a...) printk(KERN_WARNING "rtllib: " f, ## a)
774 #define RTLLIB_DEBUG_INFO(f, a...)   RTLLIB_DEBUG(RTLLIB_DL_INFO, f, ## a)
775 
776 #define RTLLIB_DEBUG_WX(f, a...)     RTLLIB_DEBUG(RTLLIB_DL_WX, f, ## a)
777 #define RTLLIB_DEBUG_SCAN(f, a...)   RTLLIB_DEBUG(RTLLIB_DL_SCAN, f, ## a)
778 #define RTLLIB_DEBUG_STATE(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_STATE, f, ## a)
779 #define RTLLIB_DEBUG_MGMT(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_MGMT, f, ## a)
780 #define RTLLIB_DEBUG_FRAG(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_FRAG, f, ## a)
781 #define RTLLIB_DEBUG_EAP(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_EAP, f, ## a)
782 #define RTLLIB_DEBUG_DROP(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_DROP, f, ## a)
783 #define RTLLIB_DEBUG_TX(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_TX, f, ## a)
784 #define RTLLIB_DEBUG_RX(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_RX, f, ## a)
785 #define RTLLIB_DEBUG_QOS(f, a...)  RTLLIB_DEBUG(RTLLIB_DL_QOS, f, ## a)
786 
787 /* Added by Annie, 2005-11-22. */
788 #define MAX_STR_LEN     64
789 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. */
790 #define PRINTABLE(_ch)  (_ch > '!' && _ch < '~')
791 #define RTLLIB_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)		\
792 	if ((_Comp) & level) {					       \
793 		int	     __i;				    \
794 		u8  struct buffer[MAX_STR_LEN];				\
795 		int length = (_Len < MAX_STR_LEN) ? _Len : (MAX_STR_LEN-1) ;\
796 		memset(struct buffer, 0, MAX_STR_LEN);		\
797 		memcpy(struct buffer, (u8 *)_Ptr, length);		\
798 		for (__i = 0; __i < MAX_STR_LEN; __i++) {		\
799 			if (!PRINTABLE(struct buffer[__i]))		\
800 				struct buffer[__i] = '?';		\
801 		}							\
802 		struct buffer[length] = '\0';				\
803 		printk(KERN_INFO "Rtl819x: ");				\
804 		printk(_TitleString);					\
805 		printk(": %d, <%s>\n", _Len, struct buffer);		\
806 	}
807 #ifndef ETH_P_PAE
808 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
809 #define ETH_P_IP	0x0800		/* Internet Protocol packet	*/
810 #define ETH_P_ARP	0x0806		/* Address Resolution packet	*/
811 #endif /* ETH_P_PAE */
812 
813 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
814 
815 #ifndef ETH_P_80211_RAW
816 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
817 #endif
818 
819 /* IEEE 802.11 defines */
820 
821 #define P80211_OUI_LEN 3
822 
823 struct rtllib_snap_hdr {
824 
825 	u8    dsap;   /* always 0xAA */
826 	u8    ssap;   /* always 0xAA */
827 	u8    ctrl;   /* always 0x03 */
828 	u8    oui[P80211_OUI_LEN];    /* organizational universal id */
829 
830 } __packed;
831 
832 enum _REG_PREAMBLE_MODE {
833 	PREAMBLE_LONG = 1,
834 	PREAMBLE_AUTO = 2,
835 	PREAMBLE_SHORT = 3,
836 };
837 
838 #define SNAP_SIZE sizeof(struct rtllib_snap_hdr)
839 
840 #define WLAN_FC_GET_VERS(fc) ((fc) & RTLLIB_FCTL_VERS)
841 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTLLIB_FCTL_FTYPE)
842 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTLLIB_FCTL_STYPE)
843 #define WLAN_FC_MORE_DATA(fc) ((fc) & RTLLIB_FCTL_MOREDATA)
844 
845 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & RTLLIB_FCTL_FRAMETYPE)
846 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTLLIB_SCTL_FRAG)
847 #define WLAN_GET_SEQ_SEQ(seq)  (((seq) & RTLLIB_SCTL_SEQ) >> 4)
848 
849 /* Authentication algorithms */
850 #define WLAN_AUTH_OPEN 0
851 #define WLAN_AUTH_SHARED_KEY 1
852 #define WLAN_AUTH_LEAP 128
853 
854 #define WLAN_AUTH_CHALLENGE_LEN 128
855 
856 #define WLAN_CAPABILITY_ESS (1<<0)
857 #define WLAN_CAPABILITY_IBSS (1<<1)
858 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
859 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
860 #define WLAN_CAPABILITY_PRIVACY (1<<4)
861 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
862 #define WLAN_CAPABILITY_PBCC (1<<6)
863 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
864 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
865 #define WLAN_CAPABILITY_QOS (1<<9)
866 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
867 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
868 
869 /* 802.11g ERP information element */
870 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
871 #define WLAN_ERP_USE_PROTECTION (1<<1)
872 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
873 
874 #define RTLLIB_STATMASK_SIGNAL (1<<0)
875 #define RTLLIB_STATMASK_RSSI (1<<1)
876 #define RTLLIB_STATMASK_NOISE (1<<2)
877 #define RTLLIB_STATMASK_RATE (1<<3)
878 #define RTLLIB_STATMASK_WEMASK 0x7
879 
880 #define RTLLIB_CCK_MODULATION    (1<<0)
881 #define RTLLIB_OFDM_MODULATION   (1<<1)
882 
883 #define RTLLIB_24GHZ_BAND     (1<<0)
884 #define RTLLIB_52GHZ_BAND     (1<<1)
885 
886 #define RTLLIB_CCK_RATE_LEN		4
887 #define RTLLIB_CCK_RATE_1MB			0x02
888 #define RTLLIB_CCK_RATE_2MB			0x04
889 #define RTLLIB_CCK_RATE_5MB			0x0B
890 #define RTLLIB_CCK_RATE_11MB			0x16
891 #define RTLLIB_OFDM_RATE_LEN		8
892 #define RTLLIB_OFDM_RATE_6MB			0x0C
893 #define RTLLIB_OFDM_RATE_9MB			0x12
894 #define RTLLIB_OFDM_RATE_12MB		0x18
895 #define RTLLIB_OFDM_RATE_18MB		0x24
896 #define RTLLIB_OFDM_RATE_24MB		0x30
897 #define RTLLIB_OFDM_RATE_36MB		0x48
898 #define RTLLIB_OFDM_RATE_48MB		0x60
899 #define RTLLIB_OFDM_RATE_54MB		0x6C
900 #define RTLLIB_BASIC_RATE_MASK		0x80
901 
902 #define RTLLIB_CCK_RATE_1MB_MASK		(1<<0)
903 #define RTLLIB_CCK_RATE_2MB_MASK		(1<<1)
904 #define RTLLIB_CCK_RATE_5MB_MASK		(1<<2)
905 #define RTLLIB_CCK_RATE_11MB_MASK		(1<<3)
906 #define RTLLIB_OFDM_RATE_6MB_MASK		(1<<4)
907 #define RTLLIB_OFDM_RATE_9MB_MASK		(1<<5)
908 #define RTLLIB_OFDM_RATE_12MB_MASK		(1<<6)
909 #define RTLLIB_OFDM_RATE_18MB_MASK		(1<<7)
910 #define RTLLIB_OFDM_RATE_24MB_MASK		(1<<8)
911 #define RTLLIB_OFDM_RATE_36MB_MASK		(1<<9)
912 #define RTLLIB_OFDM_RATE_48MB_MASK		(1<<10)
913 #define RTLLIB_OFDM_RATE_54MB_MASK		(1<<11)
914 
915 #define RTLLIB_CCK_RATES_MASK		0x0000000F
916 #define RTLLIB_CCK_BASIC_RATES_MASK	(RTLLIB_CCK_RATE_1MB_MASK | \
917 	RTLLIB_CCK_RATE_2MB_MASK)
918 #define RTLLIB_CCK_DEFAULT_RATES_MASK	(RTLLIB_CCK_BASIC_RATES_MASK | \
919 	RTLLIB_CCK_RATE_5MB_MASK | \
920 	RTLLIB_CCK_RATE_11MB_MASK)
921 
922 #define RTLLIB_OFDM_RATES_MASK		0x00000FF0
923 #define RTLLIB_OFDM_BASIC_RATES_MASK	(RTLLIB_OFDM_RATE_6MB_MASK | \
924 	RTLLIB_OFDM_RATE_12MB_MASK | \
925 	RTLLIB_OFDM_RATE_24MB_MASK)
926 #define RTLLIB_OFDM_DEFAULT_RATES_MASK	(RTLLIB_OFDM_BASIC_RATES_MASK | \
927 	RTLLIB_OFDM_RATE_9MB_MASK  | \
928 	RTLLIB_OFDM_RATE_18MB_MASK | \
929 	RTLLIB_OFDM_RATE_36MB_MASK | \
930 	RTLLIB_OFDM_RATE_48MB_MASK | \
931 	RTLLIB_OFDM_RATE_54MB_MASK)
932 #define RTLLIB_DEFAULT_RATES_MASK (RTLLIB_OFDM_DEFAULT_RATES_MASK | \
933 				RTLLIB_CCK_DEFAULT_RATES_MASK)
934 
935 #define RTLLIB_NUM_OFDM_RATES	    8
936 #define RTLLIB_NUM_CCK_RATES		    4
937 #define RTLLIB_OFDM_SHIFT_MASK_A	 4
938 
939 
940 /* this is stolen and modified from the madwifi driver*/
941 #define RTLLIB_FC0_TYPE_MASK		0x0c
942 #define RTLLIB_FC0_TYPE_DATA		0x08
943 #define RTLLIB_FC0_SUBTYPE_MASK	0xB0
944 #define RTLLIB_FC0_SUBTYPE_QOS	0x80
945 
946 #define RTLLIB_QOS_HAS_SEQ(fc) \
947 	(((fc) & (RTLLIB_FC0_TYPE_MASK | RTLLIB_FC0_SUBTYPE_MASK)) == \
948 	 (RTLLIB_FC0_TYPE_DATA | RTLLIB_FC0_SUBTYPE_QOS))
949 
950 /* this is stolen from ipw2200 driver */
951 #define IEEE_IBSS_MAC_HASH_SIZE 31
952 struct ieee_ibss_seq {
953 	u8 mac[ETH_ALEN];
954 	u16 seq_num[17];
955 	u16 frag_num[17];
956 	unsigned long packet_time[17];
957 	struct list_head list;
958 };
959 
960 /* NOTE: This data is for statistical purposes; not all hardware provides this
961  *       information for frames received.  Not setting these will not cause
962  *       any adverse affects. */
963 struct rtllib_rx_stats {
964 	u64 mac_time;
965 	s8  rssi;
966 	u8  signal;
967 	u8  noise;
968 	u16 rate; /* in 100 kbps */
969 	u8  received_channel;
970 	u8  control;
971 	u8  mask;
972 	u8  freq;
973 	u16 len;
974 	u64 tsf;
975 	u32 beacon_time;
976 	u8  nic_type;
977 	u16 Length;
978 	u8  SignalQuality;
979 	s32 RecvSignalPower;
980 	s8  RxPower;
981 	u8  SignalStrength;
982 	u16 bHwError:1;
983 	u16 bCRC:1;
984 	u16 bICV:1;
985 	u16 bShortPreamble:1;
986 	u16 Antenna:1;
987 	u16 Decrypted:1;
988 	u16 Wakeup:1;
989 	u16 Reserved0:1;
990 	u8  AGC;
991 	u32 TimeStampLow;
992 	u32 TimeStampHigh;
993 	bool bShift;
994 	bool bIsQosData;
995 	u8   UserPriority;
996 
997 	u8    RxDrvInfoSize;
998 	u8    RxBufShift;
999 	bool  bIsAMPDU;
1000 	bool  bFirstMPDU;
1001 	bool  bContainHTC;
1002 	bool  RxIs40MHzPacket;
1003 	u32   RxPWDBAll;
1004 	u8    RxMIMOSignalStrength[4];
1005 	s8    RxMIMOSignalQuality[2];
1006 	bool  bPacketMatchBSSID;
1007 	bool  bIsCCK;
1008 	bool  bPacketToSelf;
1009 	u8 *virtual_address;
1010 	u16    packetlength;
1011 	u16    fraglength;
1012 	u16    fragoffset;
1013 	u16    ntotalfrag;
1014 	bool   bisrxaggrsubframe;
1015 	bool   bPacketBeacon;
1016 	bool   bToSelfBA;
1017 	char   cck_adc_pwdb[4];
1018 	u16    Seq_Num;
1019 	u8     nTotalAggPkt;
1020 };
1021 
1022 /* IEEE 802.11 requires that STA supports concurrent reception of at least
1023  * three fragmented frames. This define can be increased to support more
1024  * concurrent frames, but it should be noted that each entry can consume about
1025  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
1026 #define RTLLIB_FRAG_CACHE_LEN 4
1027 
1028 struct rtllib_frag_entry {
1029 	unsigned long first_frag_time;
1030 	unsigned int seq;
1031 	unsigned int last_frag;
1032 	struct sk_buff *skb;
1033 	u8 src_addr[ETH_ALEN];
1034 	u8 dst_addr[ETH_ALEN];
1035 };
1036 
1037 struct rtllib_stats {
1038 	unsigned int tx_unicast_frames;
1039 	unsigned int tx_multicast_frames;
1040 	unsigned int tx_fragments;
1041 	unsigned int tx_unicast_octets;
1042 	unsigned int tx_multicast_octets;
1043 	unsigned int tx_deferred_transmissions;
1044 	unsigned int tx_single_retry_frames;
1045 	unsigned int tx_multiple_retry_frames;
1046 	unsigned int tx_retry_limit_exceeded;
1047 	unsigned int tx_discards;
1048 	unsigned int rx_unicast_frames;
1049 	unsigned int rx_multicast_frames;
1050 	unsigned int rx_fragments;
1051 	unsigned int rx_unicast_octets;
1052 	unsigned int rx_multicast_octets;
1053 	unsigned int rx_fcs_errors;
1054 	unsigned int rx_discards_no_buffer;
1055 	unsigned int tx_discards_wrong_sa;
1056 	unsigned int rx_discards_undecryptable;
1057 	unsigned int rx_message_in_msg_fragments;
1058 	unsigned int rx_message_in_bad_msg_fragments;
1059 };
1060 
1061 struct rtllib_device;
1062 
1063 #define SEC_KEY_1	 (1<<0)
1064 #define SEC_KEY_2	 (1<<1)
1065 #define SEC_KEY_3	 (1<<2)
1066 #define SEC_KEY_4	 (1<<3)
1067 #define SEC_ACTIVE_KEY    (1<<4)
1068 #define SEC_AUTH_MODE     (1<<5)
1069 #define SEC_UNICAST_GROUP (1<<6)
1070 #define SEC_LEVEL	 (1<<7)
1071 #define SEC_ENABLED       (1<<8)
1072 #define SEC_ENCRYPT       (1<<9)
1073 
1074 #define SEC_LEVEL_0      0 /* None */
1075 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
1076 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
1077 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
1078 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
1079 
1080 #define SEC_ALG_NONE		0
1081 #define SEC_ALG_WEP		1
1082 #define SEC_ALG_TKIP		2
1083 #define SEC_ALG_CCMP		4
1084 
1085 #define WEP_KEY_LEN		13
1086 #define SCM_KEY_LEN		32
1087 #define SCM_TEMPORAL_KEY_LENGTH 16
1088 
1089 struct rtllib_security {
1090 	u16 active_key:2,
1091 	    enabled:1,
1092 	    auth_mode:2,
1093 	    auth_algo:4,
1094 	    unicast_uses_group:1,
1095 	    encrypt:1;
1096 	u8 key_sizes[NUM_WEP_KEYS];
1097 	u8 keys[NUM_WEP_KEYS][SCM_KEY_LEN];
1098 	u8 level;
1099 	u16 flags;
1100 } __packed;
1101 
1102 
1103 /*
1104  802.11 data frame from AP
1105       ,-------------------------------------------------------------------.
1106 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1107       |------|------|---------|---------|---------|------|---------|------|
1108 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1109       |      | tion | (BSSID) |	 |	 | ence |  data   |      |
1110       `-------------------------------------------------------------------'
1111 Total: 28-2340 bytes
1112 */
1113 
1114 /* Management Frame Information Element Types */
1115 enum rtllib_mfie {
1116 	MFIE_TYPE_SSID = 0,
1117 	MFIE_TYPE_RATES = 1,
1118 	MFIE_TYPE_FH_SET = 2,
1119 	MFIE_TYPE_DS_SET = 3,
1120 	MFIE_TYPE_CF_SET = 4,
1121 	MFIE_TYPE_TIM = 5,
1122 	MFIE_TYPE_IBSS_SET = 6,
1123 	MFIE_TYPE_COUNTRY = 7,
1124 	MFIE_TYPE_HOP_PARAMS = 8,
1125 	MFIE_TYPE_HOP_TABLE = 9,
1126 	MFIE_TYPE_REQUEST = 10,
1127 	MFIE_TYPE_CHALLENGE = 16,
1128 	MFIE_TYPE_POWER_CONSTRAINT = 32,
1129 	MFIE_TYPE_POWER_CAPABILITY = 33,
1130 	MFIE_TYPE_TPC_REQUEST = 34,
1131 	MFIE_TYPE_TPC_REPORT = 35,
1132 	MFIE_TYPE_SUPP_CHANNELS = 36,
1133 	MFIE_TYPE_CSA = 37,
1134 	MFIE_TYPE_MEASURE_REQUEST = 38,
1135 	MFIE_TYPE_MEASURE_REPORT = 39,
1136 	MFIE_TYPE_QUIET = 40,
1137 	MFIE_TYPE_IBSS_DFS = 41,
1138 	MFIE_TYPE_ERP = 42,
1139 	MFIE_TYPE_HT_CAP = 45,
1140 	MFIE_TYPE_RSN = 48,
1141 	MFIE_TYPE_RATES_EX = 50,
1142 	MFIE_TYPE_HT_INFO = 61,
1143 	MFIE_TYPE_AIRONET = 133,
1144 	MFIE_TYPE_GENERIC = 221,
1145 	MFIE_TYPE_QOS_PARAMETER = 222,
1146 };
1147 
1148 /* Minimal header; can be used for passing 802.11 frames with sufficient
1149  * information to determine what type of underlying data type is actually
1150  * stored in the data. */
1151 struct rtllib_pspoll_hdr {
1152 	__le16 frame_ctl;
1153 	__le16 aid;
1154 	u8 bssid[ETH_ALEN];
1155 	u8 ta[ETH_ALEN];
1156 } __packed;
1157 
1158 struct rtllib_hdr {
1159 	__le16 frame_ctl;
1160 	__le16 duration_id;
1161 	u8 payload[0];
1162 } __packed;
1163 
1164 struct rtllib_hdr_1addr {
1165 	__le16 frame_ctl;
1166 	__le16 duration_id;
1167 	u8 addr1[ETH_ALEN];
1168 	u8 payload[0];
1169 } __packed;
1170 
1171 struct rtllib_hdr_2addr {
1172 	__le16 frame_ctl;
1173 	__le16 duration_id;
1174 	u8 addr1[ETH_ALEN];
1175 	u8 addr2[ETH_ALEN];
1176 	u8 payload[0];
1177 } __packed;
1178 
1179 struct rtllib_hdr_3addr {
1180 	__le16 frame_ctl;
1181 	__le16 duration_id;
1182 	u8 addr1[ETH_ALEN];
1183 	u8 addr2[ETH_ALEN];
1184 	u8 addr3[ETH_ALEN];
1185 	__le16 seq_ctl;
1186 	u8 payload[0];
1187 } __packed;
1188 
1189 struct rtllib_hdr_4addr {
1190 	__le16 frame_ctl;
1191 	__le16 duration_id;
1192 	u8 addr1[ETH_ALEN];
1193 	u8 addr2[ETH_ALEN];
1194 	u8 addr3[ETH_ALEN];
1195 	__le16 seq_ctl;
1196 	u8 addr4[ETH_ALEN];
1197 	u8 payload[0];
1198 } __packed;
1199 
1200 struct rtllib_hdr_3addrqos {
1201 	__le16 frame_ctl;
1202 	__le16 duration_id;
1203 	u8 addr1[ETH_ALEN];
1204 	u8 addr2[ETH_ALEN];
1205 	u8 addr3[ETH_ALEN];
1206 	__le16 seq_ctl;
1207 	__le16 qos_ctl;
1208 	u8 payload[0];
1209 } __packed;
1210 
1211 struct rtllib_hdr_4addrqos {
1212 	__le16 frame_ctl;
1213 	__le16 duration_id;
1214 	u8 addr1[ETH_ALEN];
1215 	u8 addr2[ETH_ALEN];
1216 	u8 addr3[ETH_ALEN];
1217 	__le16 seq_ctl;
1218 	u8 addr4[ETH_ALEN];
1219 	__le16 qos_ctl;
1220 	u8 payload[0];
1221 } __packed;
1222 
1223 struct rtllib_info_element {
1224 	u8 id;
1225 	u8 len;
1226 	u8 data[0];
1227 } __packed;
1228 
1229 struct rtllib_authentication {
1230 	struct rtllib_hdr_3addr header;
1231 	__le16 algorithm;
1232 	__le16 transaction;
1233 	__le16 status;
1234 	/*challenge*/
1235 	struct rtllib_info_element info_element[0];
1236 } __packed;
1237 
1238 struct rtllib_disauth {
1239 	struct rtllib_hdr_3addr header;
1240 	__le16 reason;
1241 } __packed;
1242 
1243 struct rtllib_disassoc {
1244 	struct rtllib_hdr_3addr header;
1245 	__le16 reason;
1246 } __packed;
1247 
1248 struct rtllib_probe_request {
1249 	struct rtllib_hdr_3addr header;
1250 	/* SSID, supported rates */
1251 	struct rtllib_info_element info_element[0];
1252 } __packed;
1253 
1254 struct rtllib_probe_response {
1255 	struct rtllib_hdr_3addr header;
1256 	u32 time_stamp[2];
1257 	__le16 beacon_interval;
1258 	__le16 capability;
1259 	/* SSID, supported rates, FH params, DS params,
1260 	 * CF params, IBSS params, TIM (if beacon), RSN */
1261 	struct rtllib_info_element info_element[0];
1262 } __packed;
1263 
1264 /* Alias beacon for probe_response */
1265 #define rtllib_beacon rtllib_probe_response
1266 
1267 struct rtllib_assoc_request_frame {
1268 	struct rtllib_hdr_3addr header;
1269 	__le16 capability;
1270 	__le16 listen_interval;
1271 	/* SSID, supported rates, RSN */
1272 	struct rtllib_info_element info_element[0];
1273 } __packed;
1274 
1275 struct rtllib_reassoc_request_frame {
1276 	struct rtllib_hdr_3addr header;
1277 	__le16 capability;
1278 	__le16 listen_interval;
1279 	u8 current_ap[ETH_ALEN];
1280 	/* SSID, supported rates, RSN */
1281 	struct rtllib_info_element info_element[0];
1282 } __packed;
1283 
1284 struct rtllib_assoc_response_frame {
1285 	struct rtllib_hdr_3addr header;
1286 	__le16 capability;
1287 	__le16 status;
1288 	__le16 aid;
1289 	struct rtllib_info_element info_element[0]; /* supported rates */
1290 } __packed;
1291 
1292 struct rtllib_txb {
1293 	u8 nr_frags;
1294 	u8 encrypted;
1295 	u8 queue_index;
1296 	u8 rts_included;
1297 	u16 reserved;
1298 	__le16 frag_size;
1299 	__le16 payload_size;
1300 	struct sk_buff *fragments[0];
1301 };
1302 
1303 #define MAX_TX_AGG_COUNT		  16
1304 struct rtllib_drv_agg_txb {
1305 	u8 nr_drv_agg_frames;
1306 	struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1307 } __packed;
1308 
1309 #define MAX_SUBFRAME_COUNT		  64
1310 struct rtllib_rxb {
1311 	u8 nr_subframes;
1312 	struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1313 	u8 dst[ETH_ALEN];
1314 	u8 src[ETH_ALEN];
1315 } __packed;
1316 
1317 union frameqos {
1318 	u16 shortdata;
1319 	u8  chardata[2];
1320 	struct {
1321 		u16 tid:4;
1322 		u16 eosp:1;
1323 		u16 ack_policy:2;
1324 		u16 reserved:1;
1325 		u16 txop:8;
1326 	} field;
1327 };
1328 
1329 /* SWEEP TABLE ENTRIES NUMBER*/
1330 #define MAX_SWEEP_TAB_ENTRIES		  42
1331 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1332 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1333  * only use 8, and then use extended rates for the remaining supported
1334  * rates.  Other APs, however, stick all of their supported rates on the
1335  * main rates information element... */
1336 #define MAX_RATES_LENGTH		  ((u8)12)
1337 #define MAX_RATES_EX_LENGTH	       ((u8)16)
1338 #define MAX_NETWORK_COUNT		  96
1339 
1340 #define MAX_CHANNEL_NUMBER		 161
1341 #define RTLLIB_SOFTMAC_SCAN_TIME	   100
1342 #define RTLLIB_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1343 
1344 #define CRC_LENGTH		 4U
1345 
1346 #define MAX_WPA_IE_LEN 64
1347 #define MAX_WZC_IE_LEN 256
1348 
1349 #define NETWORK_EMPTY_ESSID (1<<0)
1350 #define NETWORK_HAS_OFDM    (1<<1)
1351 #define NETWORK_HAS_CCK     (1<<2)
1352 
1353 /* QoS structure */
1354 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1355 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1356 #define NETWORK_HAS_QOS_MASK	    (NETWORK_HAS_QOS_PARAMETERS | \
1357 					 NETWORK_HAS_QOS_INFORMATION)
1358 /* 802.11h */
1359 #define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1360 #define NETWORK_HAS_CSA		 (1<<6)
1361 #define NETWORK_HAS_QUIET	       (1<<7)
1362 #define NETWORK_HAS_IBSS_DFS	    (1<<8)
1363 #define NETWORK_HAS_TPC_REPORT	  (1<<9)
1364 
1365 #define NETWORK_HAS_ERP_VALUE	   (1<<10)
1366 
1367 #define QOS_QUEUE_NUM		   4
1368 #define QOS_OUI_LEN		     3
1369 #define QOS_OUI_TYPE		    2
1370 #define QOS_ELEMENT_ID		  221
1371 #define QOS_OUI_INFO_SUB_TYPE	   0
1372 #define QOS_OUI_PARAM_SUB_TYPE	  1
1373 #define QOS_VERSION_1		   1
1374 #define QOS_AIFSN_MIN_VALUE	     2
1375 
1376 struct rtllib_qos_information_element {
1377 	u8 elementID;
1378 	u8 length;
1379 	u8 qui[QOS_OUI_LEN];
1380 	u8 qui_type;
1381 	u8 qui_subtype;
1382 	u8 version;
1383 	u8 ac_info;
1384 } __packed;
1385 
1386 struct rtllib_qos_ac_parameter {
1387 	u8 aci_aifsn;
1388 	u8 ecw_min_max;
1389 	__le16 tx_op_limit;
1390 } __packed;
1391 
1392 struct rtllib_qos_parameter_info {
1393 	struct rtllib_qos_information_element info_element;
1394 	u8 reserved;
1395 	struct rtllib_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1396 } __packed;
1397 
1398 struct rtllib_qos_parameters {
1399 	__le16 cw_min[QOS_QUEUE_NUM];
1400 	__le16 cw_max[QOS_QUEUE_NUM];
1401 	u8 aifs[QOS_QUEUE_NUM];
1402 	u8 flag[QOS_QUEUE_NUM];
1403 	__le16 tx_op_limit[QOS_QUEUE_NUM];
1404 } __packed;
1405 
1406 struct rtllib_qos_data {
1407 	struct rtllib_qos_parameters parameters;
1408 	unsigned int wmm_acm;
1409 	int active;
1410 	int supported;
1411 	u8 param_count;
1412 	u8 old_param_count;
1413 };
1414 
1415 struct rtllib_tim_parameters {
1416 	u8 tim_count;
1417 	u8 tim_period;
1418 } __packed;
1419 
1420 struct rtllib_wmm_ac_param {
1421 	u8 ac_aci_acm_aifsn;
1422 	u8 ac_ecwmin_ecwmax;
1423 	u16 ac_txop_limit;
1424 };
1425 
1426 struct rtllib_wmm_ts_info {
1427 	u8 ac_dir_tid;
1428 	u8 ac_up_psb;
1429 	u8 reserved;
1430 } __packed;
1431 
1432 struct rtllib_wmm_tspec_elem {
1433 	struct rtllib_wmm_ts_info ts_info;
1434 	u16 norm_msdu_size;
1435 	u16 max_msdu_size;
1436 	u32 min_serv_inter;
1437 	u32 max_serv_inter;
1438 	u32 inact_inter;
1439 	u32 suspen_inter;
1440 	u32 serv_start_time;
1441 	u32 min_data_rate;
1442 	u32 mean_data_rate;
1443 	u32 peak_data_rate;
1444 	u32 max_burst_size;
1445 	u32 delay_bound;
1446 	u32 min_phy_rate;
1447 	u16 surp_band_allow;
1448 	u16 medium_time;
1449 } __packed;
1450 
1451 enum eap_type {
1452 	EAP_PACKET = 0,
1453 	EAPOL_START,
1454 	EAPOL_LOGOFF,
1455 	EAPOL_KEY,
1456 	EAPOL_ENCAP_ASF_ALERT
1457 };
1458 
1459 static const char *eap_types[] = {
1460 	[EAP_PACKET]		= "EAP-Packet",
1461 	[EAPOL_START]		= "EAPOL-Start",
1462 	[EAPOL_LOGOFF]		= "EAPOL-Logoff",
1463 	[EAPOL_KEY]		= "EAPOL-Key",
1464 	[EAPOL_ENCAP_ASF_ALERT]	= "EAPOL-Encap-ASF-Alert"
1465 };
1466 
eap_get_type(int type)1467 static inline const char *eap_get_type(int type)
1468 {
1469 	return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" :
1470 		 eap_types[type];
1471 }
Frame_QoSTID(u8 * buf)1472 static inline u8 Frame_QoSTID(u8 *buf)
1473 {
1474 	struct rtllib_hdr_3addr *hdr;
1475 	u16 fc;
1476 	hdr = (struct rtllib_hdr_3addr *)buf;
1477 	fc = le16_to_cpu(hdr->frame_ctl);
1478 	return (u8)((union frameqos *)(buf + (((fc & RTLLIB_FCTL_TODS) &&
1479 		    (fc & RTLLIB_FCTL_FROMDS)) ? 30 : 24)))->field.tid;
1480 }
1481 
1482 
1483 struct eapol {
1484 	u8 snap[6];
1485 	u16 ethertype;
1486 	u8 version;
1487 	u8 type;
1488 	u16 length;
1489 } __packed;
1490 
1491 struct rtllib_softmac_stats {
1492 	unsigned int rx_ass_ok;
1493 	unsigned int rx_ass_err;
1494 	unsigned int rx_probe_rq;
1495 	unsigned int tx_probe_rs;
1496 	unsigned int tx_beacons;
1497 	unsigned int rx_auth_rq;
1498 	unsigned int rx_auth_rs_ok;
1499 	unsigned int rx_auth_rs_err;
1500 	unsigned int tx_auth_rq;
1501 	unsigned int no_auth_rs;
1502 	unsigned int no_ass_rs;
1503 	unsigned int tx_ass_rq;
1504 	unsigned int rx_ass_rq;
1505 	unsigned int tx_probe_rq;
1506 	unsigned int reassoc;
1507 	unsigned int swtxstop;
1508 	unsigned int swtxawake;
1509 	unsigned char CurrentShowTxate;
1510 	unsigned char last_packet_rate;
1511 	unsigned int txretrycount;
1512 };
1513 
1514 #define BEACON_PROBE_SSID_ID_POSITION 12
1515 
1516 struct rtllib_info_element_hdr {
1517 	u8 id;
1518 	u8 len;
1519 } __packed;
1520 
1521 /*
1522  * These are the data types that can make up management packets
1523  *
1524 	u16 auth_algorithm;
1525 	u16 auth_sequence;
1526 	u16 beacon_interval;
1527 	u16 capability;
1528 	u8 current_ap[ETH_ALEN];
1529 	u16 listen_interval;
1530 	struct {
1531 		u16 association_id:14, reserved:2;
1532 	} __packed;
1533 	u32 time_stamp[2];
1534 	u16 reason;
1535 	u16 status;
1536 */
1537 
1538 #define RTLLIB_DEFAULT_TX_ESSID "Penguin"
1539 #define RTLLIB_DEFAULT_BASIC_RATE 2
1540 
1541 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1542 #define MAX_SP_Len  (WMM_all_frame << 4)
1543 #define RTLLIB_QOS_TID 0x0f
1544 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1545 
1546 #define RTLLIB_DTIM_MBCAST 4
1547 #define RTLLIB_DTIM_UCAST 2
1548 #define RTLLIB_DTIM_VALID 1
1549 #define RTLLIB_DTIM_INVALID 0
1550 
1551 #define RTLLIB_PS_DISABLED 0
1552 #define RTLLIB_PS_UNICAST RTLLIB_DTIM_UCAST
1553 #define RTLLIB_PS_MBCAST RTLLIB_DTIM_MBCAST
1554 
1555 #define WME_AC_BK   0x00
1556 #define WME_AC_BE   0x01
1557 #define WME_AC_VI   0x02
1558 #define WME_AC_VO   0x03
1559 #define WME_ACI_MASK 0x03
1560 #define WME_AIFSN_MASK 0x03
1561 #define WME_AC_PRAM_LEN 16
1562 
1563 #define MAX_RECEIVE_BUFFER_SIZE 9100
1564 
1565 #define UP2AC(up) (		   \
1566 	((up) < 1) ? WME_AC_BE : \
1567 	((up) < 3) ? WME_AC_BK : \
1568 	((up) < 4) ? WME_AC_BE : \
1569 	((up) < 6) ? WME_AC_VI : \
1570 	WME_AC_VO)
1571 
1572 #define AC2UP(_ac)	(       \
1573 	((_ac) == WME_AC_VO) ? 6 : \
1574 	((_ac) == WME_AC_VI) ? 5 : \
1575 	((_ac) == WME_AC_BK) ? 1 : \
1576 	0)
1577 
1578 #define	ETHER_ADDR_LEN		6	/* length of an Ethernet address */
1579 #define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address
1580 					 * plus ether type*/
1581 
1582 struct	ether_header {
1583 	u8 ether_dhost[ETHER_ADDR_LEN];
1584 	u8 ether_shost[ETHER_ADDR_LEN];
1585 	u16 ether_type;
1586 } __packed;
1587 
1588 #ifndef ETHERTYPE_PAE
1589 #define	ETHERTYPE_PAE	0x888e		/* EAPOL PAE/802.1x */
1590 #endif
1591 #ifndef ETHERTYPE_IP
1592 #define	ETHERTYPE_IP	0x0800		/* IP protocol */
1593 #endif
1594 
1595 
1596 enum erp_t {
1597 	ERP_NonERPpresent	= 0x01,
1598 	ERP_UseProtection	= 0x02,
1599 	ERP_BarkerPreambleMode = 0x04,
1600 };
1601 
1602 struct rtllib_network {
1603 	/* These entries are used to identify a unique network */
1604 	u8 bssid[ETH_ALEN];
1605 	u8 channel;
1606 	/* Ensure null-terminated for any debug msgs */
1607 	u8 ssid[IW_ESSID_MAX_SIZE + 1];
1608 	u8 ssid_len;
1609 	u8 hidden_ssid[IW_ESSID_MAX_SIZE + 1];
1610 	u8 hidden_ssid_len;
1611 	struct rtllib_qos_data qos_data;
1612 
1613 	bool	bWithAironetIE;
1614 	bool	bCkipSupported;
1615 	bool	bCcxRmEnable;
1616 	u16	CcxRmState[2];
1617 	bool	bMBssidValid;
1618 	u8	MBssidMask;
1619 	u8	MBssid[6];
1620 	bool	bWithCcxVerNum;
1621 	u8	BssCcxVerNumber;
1622 	/* These are network statistics */
1623 	struct rtllib_rx_stats stats;
1624 	u16 capability;
1625 	u8  rates[MAX_RATES_LENGTH];
1626 	u8  rates_len;
1627 	u8  rates_ex[MAX_RATES_EX_LENGTH];
1628 	u8  rates_ex_len;
1629 	unsigned long last_scanned;
1630 	u8  mode;
1631 	u32 flags;
1632 	u32 last_associate;
1633 	u32 time_stamp[2];
1634 	u16 beacon_interval;
1635 	u16 listen_interval;
1636 	u16 atim_window;
1637 	u8  erp_value;
1638 	u8  wpa_ie[MAX_WPA_IE_LEN];
1639 	size_t wpa_ie_len;
1640 	u8  rsn_ie[MAX_WPA_IE_LEN];
1641 	size_t rsn_ie_len;
1642 	u8  wzc_ie[MAX_WZC_IE_LEN];
1643 	size_t wzc_ie_len;
1644 
1645 	struct rtllib_tim_parameters tim;
1646 	u8  dtim_period;
1647 	u8  dtim_data;
1648 	u64 last_dtim_sta_time;
1649 
1650 	u8 wmm_info;
1651 	struct rtllib_wmm_ac_param wmm_param[4];
1652 	u8 Turbo_Enable;
1653 	u16 CountryIeLen;
1654 	u8 CountryIeBuf[MAX_IE_LEN];
1655 	struct bss_ht bssht;
1656 	bool broadcom_cap_exist;
1657 	bool realtek_cap_exit;
1658 	bool marvell_cap_exist;
1659 	bool ralink_cap_exist;
1660 	bool atheros_cap_exist;
1661 	bool cisco_cap_exist;
1662 	bool airgo_cap_exist;
1663 	bool unknown_cap_exist;
1664 	bool	berp_info_valid;
1665 	bool buseprotection;
1666 	bool bIsNetgear854T;
1667 	u8 SignalStrength;
1668 	u8 RSSI;
1669 	struct list_head list;
1670 };
1671 
1672 #if 1
1673 enum rtllib_state {
1674 
1675 	/* the card is not linked at all */
1676 	RTLLIB_NOLINK = 0,
1677 
1678 	/* RTLLIB_ASSOCIATING* are for BSS client mode
1679 	 * the driver shall not perform RX filtering unless
1680 	 * the state is LINKED.
1681 	 * The driver shall just check for the state LINKED and
1682 	 * defaults to NOLINK for ALL the other states (including
1683 	 * LINKED_SCANNING)
1684 	 */
1685 
1686 	/* the association procedure will start (wq scheduling)*/
1687 	RTLLIB_ASSOCIATING,
1688 	RTLLIB_ASSOCIATING_RETRY,
1689 
1690 	/* the association procedure is sending AUTH request*/
1691 	RTLLIB_ASSOCIATING_AUTHENTICATING,
1692 
1693 	/* the association procedure has successfully authentcated
1694 	 * and is sending association request
1695 	 */
1696 	RTLLIB_ASSOCIATING_AUTHENTICATED,
1697 
1698 	/* the link is ok. the card associated to a BSS or linked
1699 	 * to a ibss cell or acting as an AP and creating the bss
1700 	 */
1701 	RTLLIB_LINKED,
1702 
1703 	/* same as LINKED, but the driver shall apply RX filter
1704 	 * rules as we are in NO_LINK mode. As the card is still
1705 	 * logically linked, but it is doing a syncro site survey
1706 	 * then it will be back to LINKED state.
1707 	 */
1708 	RTLLIB_LINKED_SCANNING,
1709 };
1710 #else
1711 enum rtllib_state {
1712 	RTLLIB_UNINITIALIZED = 0,
1713 	RTLLIB_INITIALIZED,
1714 	RTLLIB_ASSOCIATING,
1715 	RTLLIB_ASSOCIATED,
1716 	RTLLIB_AUTHENTICATING,
1717 	RTLLIB_AUTHENTICATED,
1718 	RTLLIB_SHUTDOWN
1719 };
1720 #endif
1721 
1722 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1723 #define DEFAULT_FTS 2346
1724 
1725 #define CFG_RTLLIB_RESERVE_FCS (1<<0)
1726 #define CFG_RTLLIB_COMPUTE_FCS (1<<1)
1727 #define CFG_RTLLIB_RTS (1<<2)
1728 
1729 #define RTLLIB_24GHZ_MIN_CHANNEL 1
1730 #define RTLLIB_24GHZ_MAX_CHANNEL 14
1731 #define RTLLIB_24GHZ_CHANNELS (RTLLIB_24GHZ_MAX_CHANNEL - \
1732 				  RTLLIB_24GHZ_MIN_CHANNEL + 1)
1733 
1734 #define RTLLIB_52GHZ_MIN_CHANNEL 34
1735 #define RTLLIB_52GHZ_MAX_CHANNEL 165
1736 #define RTLLIB_52GHZ_CHANNELS (RTLLIB_52GHZ_MAX_CHANNEL - \
1737 				  RTLLIB_52GHZ_MIN_CHANNEL + 1)
1738 #ifndef eqMacAddr
1739 #define eqMacAddr(a, b)					\
1740 	(((a)[0] == (b)[0] && (a)[1] == (b)[1] && (a)[2] == (b)[2] &&	\
1741 	(a)[3] == (b)[3] && (a)[4] == (b)[4] && (a)[5] == (b)[5]) ? 1 : 0)
1742 #endif
1743 struct tx_pending {
1744 	int frag;
1745 	struct rtllib_txb *txb;
1746 };
1747 
1748 struct bandwidth_autoswitch {
1749 	long threshold_20Mhzto40Mhz;
1750 	long	threshold_40Mhzto20Mhz;
1751 	bool bforced_tx20Mhz;
1752 	bool bautoswitch_enable;
1753 };
1754 
1755 
1756 
1757 #define REORDER_WIN_SIZE	128
1758 #define REORDER_ENTRY_NUM	128
1759 struct rx_reorder_entry {
1760 	struct list_head	List;
1761 	u16			SeqNum;
1762 	struct rtllib_rxb *prxb;
1763 };
1764 enum fsync_state {
1765 	Default_Fsync,
1766 	HW_Fsync,
1767 	SW_Fsync
1768 };
1769 
1770 enum rt_ps_mode {
1771 	eActive,
1772 	eMaxPs,
1773 	eFastPs,
1774 	eAutoPs,
1775 };
1776 
1777 enum ips_callback_function {
1778 	IPS_CALLBACK_NONE = 0,
1779 	IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1780 	IPS_CALLBACK_JOIN_REQUEST = 2,
1781 };
1782 
1783 enum rt_join_action {
1784 	RT_JOIN_INFRA   = 1,
1785 	RT_JOIN_IBSS  = 2,
1786 	RT_START_IBSS = 3,
1787 	RT_NO_ACTION  = 4,
1788 };
1789 
1790 struct ibss_parms {
1791 	u16   atimWin;
1792 };
1793 #define MAX_NUM_RATES	264
1794 
1795 enum rt_rf_power_state {
1796 	eRfOn,
1797 	eRfSleep,
1798 	eRfOff
1799 };
1800 
1801 #define	MAX_SUPPORT_WOL_PATTERN_NUM		8
1802 
1803 #define	MAX_WOL_BIT_MASK_SIZE		16
1804 #define	MAX_WOL_PATTERN_SIZE		128
1805 
1806 enum wol_pattern_type {
1807 	eNetBIOS = 0,
1808 	eIPv4IPv6ARP,
1809 	eIPv4IPv6TCPSYN,
1810 	eMACIDOnly,
1811 	eNoDefined,
1812 };
1813 
1814 struct rt_pm_wol_info {
1815 	u32	PatternId;
1816 	u32	Mask[4];
1817 	u16	CrcRemainder;
1818 	u8	WFMIndex;
1819 	enum wol_pattern_type PatternType;
1820 };
1821 
1822 struct rt_pwr_save_ctrl {
1823 
1824 	bool				bInactivePs;
1825 	bool				bIPSModeBackup;
1826 	bool				bHaltAdapterClkRQ;
1827 	bool				bSwRfProcessing;
1828 	enum rt_rf_power_state eInactivePowerState;
1829 	struct work_struct		InactivePsWorkItem;
1830 	struct timer_list	InactivePsTimer;
1831 
1832 	enum ips_callback_function ReturnPoint;
1833 
1834 	bool				bTmpBssDesc;
1835 	enum rt_join_action tmpJoinAction;
1836 	struct rtllib_network tmpBssDesc;
1837 
1838 	bool				bTmpScanOnly;
1839 	bool				bTmpActiveScan;
1840 	bool				bTmpFilterHiddenAP;
1841 	bool				bTmpUpdateParms;
1842 	u8				tmpSsidBuf[33];
1843 	struct octet_string tmpSsid2Scan;
1844 	bool				bTmpSsid2Scan;
1845 	u8				tmpNetworkType;
1846 	u8				tmpChannelNumber;
1847 	u16				tmpBcnPeriod;
1848 	u8				tmpDtimPeriod;
1849 	u16				tmpmCap;
1850 	struct octet_string tmpSuppRateSet;
1851 	u8				tmpSuppRateBuf[MAX_NUM_RATES];
1852 	bool				bTmpSuppRate;
1853 	struct ibss_parms tmpIbpm;
1854 	bool				bTmpIbpm;
1855 
1856 	bool				bLeisurePs;
1857 	u32				PowerProfile;
1858 	u8				LpsIdleCount;
1859 	u8				RegMaxLPSAwakeIntvl;
1860 	u8				LPSAwakeIntvl;
1861 
1862 	u32				CurPsLevel;
1863 	u32				RegRfPsLevel;
1864 
1865 	bool				bFwCtrlLPS;
1866 	u8				FWCtrlPSMode;
1867 
1868 	bool				LinkReqInIPSRFOffPgs;
1869 	bool				BufConnectinfoBefore;
1870 
1871 
1872 	bool				bGpioRfSw;
1873 
1874 	u8				RegAMDPciASPM;
1875 
1876 	u8				oWLANMode;
1877 	struct rt_pm_wol_info PmWoLPatternInfo[MAX_SUPPORT_WOL_PATTERN_NUM];
1878 
1879 };
1880 
1881 #define RT_RF_CHANGE_SOURCE u32
1882 
1883 #define RF_CHANGE_BY_SW BIT31
1884 #define RF_CHANGE_BY_HW BIT30
1885 #define RF_CHANGE_BY_PS BIT29
1886 #define RF_CHANGE_BY_IPS BIT28
1887 #define RF_CHANGE_BY_INIT	0
1888 
1889 enum country_code_type {
1890 	COUNTRY_CODE_FCC = 0,
1891 	COUNTRY_CODE_IC = 1,
1892 	COUNTRY_CODE_ETSI = 2,
1893 	COUNTRY_CODE_SPAIN = 3,
1894 	COUNTRY_CODE_FRANCE = 4,
1895 	COUNTRY_CODE_MKK = 5,
1896 	COUNTRY_CODE_MKK1 = 6,
1897 	COUNTRY_CODE_ISRAEL = 7,
1898 	COUNTRY_CODE_TELEC = 8,
1899 	COUNTRY_CODE_MIC = 9,
1900 	COUNTRY_CODE_GLOBAL_DOMAIN = 10,
1901 	COUNTRY_CODE_WORLD_WIDE_13 = 11,
1902 	COUNTRY_CODE_TELEC_NETGEAR = 12,
1903 	COUNTRY_CODE_MAX
1904 };
1905 
1906 enum scan_op_backup_opt {
1907 	SCAN_OPT_BACKUP = 0,
1908 	SCAN_OPT_RESTORE,
1909 	SCAN_OPT_MAX
1910 };
1911 
1912 enum fw_cmd_io_type {
1913 	FW_CMD_DIG_ENABLE = 0,
1914 	FW_CMD_DIG_DISABLE = 1,
1915 	FW_CMD_DIG_HALT = 2,
1916 	FW_CMD_DIG_RESUME = 3,
1917 	FW_CMD_HIGH_PWR_ENABLE = 4,
1918 	FW_CMD_HIGH_PWR_DISABLE = 5,
1919 	FW_CMD_RA_RESET = 6,
1920 	FW_CMD_RA_ACTIVE = 7,
1921 	FW_CMD_RA_REFRESH_N = 8,
1922 	FW_CMD_RA_REFRESH_BG = 9,
1923 	FW_CMD_RA_INIT = 10,
1924 	FW_CMD_IQK_ENABLE = 11,
1925 	FW_CMD_TXPWR_TRACK_ENABLE = 12,
1926 	FW_CMD_TXPWR_TRACK_DISABLE = 13,
1927 	FW_CMD_TXPWR_TRACK_THERMAL = 14,
1928 	FW_CMD_PAUSE_DM_BY_SCAN = 15,
1929 	FW_CMD_RESUME_DM_BY_SCAN = 16,
1930 	FW_CMD_RA_REFRESH_N_COMB = 17,
1931 	FW_CMD_RA_REFRESH_BG_COMB = 18,
1932 	FW_CMD_ANTENNA_SW_ENABLE = 19,
1933 	FW_CMD_ANTENNA_SW_DISABLE = 20,
1934 	FW_CMD_TX_FEEDBACK_CCX_ENABLE = 21,
1935 	FW_CMD_LPS_ENTER = 22,
1936 	FW_CMD_LPS_LEAVE = 23,
1937 	FW_CMD_DIG_MODE_SS = 24,
1938 	FW_CMD_DIG_MODE_FA = 25,
1939 	FW_CMD_ADD_A2_ENTRY = 26,
1940 	FW_CMD_CTRL_DM_BY_DRIVER = 27,
1941 	FW_CMD_CTRL_DM_BY_DRIVER_NEW = 28,
1942 	FW_CMD_PAPE_CONTROL = 29,
1943 	FW_CMD_CHAN_SET = 30,
1944 };
1945 
1946 #define RT_MAX_LD_SLOT_NUM	10
1947 struct rt_link_detect {
1948 
1949 	u32				NumRecvBcnInPeriod;
1950 	u32				NumRecvDataInPeriod;
1951 
1952 	u32				RxBcnNum[RT_MAX_LD_SLOT_NUM];
1953 	u32				RxDataNum[RT_MAX_LD_SLOT_NUM];
1954 	u16				SlotNum;
1955 	u16				SlotIndex;
1956 
1957 	u32				NumTxOkInPeriod;
1958 	u32				NumRxOkInPeriod;
1959 	u32				NumRxUnicastOkInPeriod;
1960 	bool				bBusyTraffic;
1961 	bool				bHigherBusyTraffic;
1962 	bool				bHigherBusyRxTraffic;
1963 	u8				IdleCount;
1964 	u32				NumTxUnicastOkInPeriod;
1965 	u32				LastNumTxUnicast;
1966 	u32				LastNumRxUnicast;
1967 };
1968 
1969 struct sw_cam_table {
1970 
1971 	u8				macaddr[6];
1972 	bool				bused;
1973 	u8				key_buf[16];
1974 	u16				key_type;
1975 	u8				useDK;
1976 	u8				key_index;
1977 
1978 };
1979 #define   TOTAL_CAM_ENTRY				32
1980 struct rate_adaptive {
1981 	u8				rate_adaptive_disabled;
1982 	u8				ratr_state;
1983 	u16				reserve;
1984 
1985 	u32				high_rssi_thresh_for_ra;
1986 	u32				high2low_rssi_thresh_for_ra;
1987 	u8				low2high_rssi_thresh_for_ra40M;
1988 	u32				low_rssi_thresh_for_ra40M;
1989 	u8				low2high_rssi_thresh_for_ra20M;
1990 	u32				low_rssi_thresh_for_ra20M;
1991 	u32				upper_rssi_threshold_ratr;
1992 	u32				middle_rssi_threshold_ratr;
1993 	u32				low_rssi_threshold_ratr;
1994 	u32				low_rssi_threshold_ratr_40M;
1995 	u32				low_rssi_threshold_ratr_20M;
1996 	u8				ping_rssi_enable;
1997 	u32				ping_rssi_ratr;
1998 	u32				ping_rssi_thresh_for_ra;
1999 	u32				last_ratr;
2000 	u8				PreRATRState;
2001 
2002 };
2003 enum ratr_table_mode_8192s {
2004 	RATR_INX_WIRELESS_NGB = 0,
2005 	RATR_INX_WIRELESS_NG = 1,
2006 	RATR_INX_WIRELESS_NB = 2,
2007 	RATR_INX_WIRELESS_N = 3,
2008 	RATR_INX_WIRELESS_GB = 4,
2009 	RATR_INX_WIRELESS_G = 5,
2010 	RATR_INX_WIRELESS_B = 6,
2011 	RATR_INX_WIRELESS_MC = 7,
2012 	RATR_INX_WIRELESS_A = 8,
2013 };
2014 
2015 #define	NUM_PMKID_CACHE		16
2016 struct rt_pmkid_list {
2017 	u8 bUsed;
2018 	u8 Bssid[6];
2019 	u8 PMKID[16];
2020 	u8 SsidBuf[33];
2021 	u8 *ssid_octet;
2022 	u16 ssid_length;
2023 };
2024 
2025 struct rt_intel_promisc_mode {
2026 	bool bPromiscuousOn;
2027 	bool bFilterSourceStationFrame;
2028 };
2029 
2030 
2031 /*************** DRIVER STATUS   *****/
2032 #define STATUS_SCANNING			0
2033 #define STATUS_SCAN_HW			1
2034 #define STATUS_SCAN_ABORTING	2
2035 #define STATUS_SETTING_CHAN		3
2036 /*************** DRIVER STATUS   *****/
2037 
2038 enum {
2039 	NO_USE		= 0,
2040 	USED		= 1,
2041 	HW_SEC		= 2,
2042 	SW_SEC		= 3,
2043 };
2044 
2045 enum {
2046 	LPS_IS_WAKE = 0,
2047 	LPS_IS_SLEEP = 1,
2048 	LPS_WAIT_NULL_DATA_SEND = 2,
2049 };
2050 
2051 struct rtllib_device {
2052 	struct pci_dev *pdev;
2053 	struct net_device *dev;
2054 	struct rtllib_security sec;
2055 
2056 	bool disable_mgnt_queue;
2057 
2058 	unsigned long status;
2059 	short hwscan_ch_bk;
2060 	enum ht_extchnl_offset chan_offset_bk;
2061 	enum ht_channel_width bandwidth_bk;
2062 	u8 hwscan_sem_up;
2063 	u8	CntAfterLink;
2064 
2065 	enum rt_op_mode OpMode;
2066 
2067 	u8 VersionID;
2068 	/* The last AssocReq/Resp IEs */
2069 	u8 *assocreq_ies, *assocresp_ies;
2070 	size_t assocreq_ies_len, assocresp_ies_len;
2071 
2072 	bool b_customer_lenovo_id;
2073 	bool	bForcedShowRxRate;
2074 	bool	bForcedShowRateStill;
2075 	u8	SystemQueryDataRateCount;
2076 	bool	bForcedBgMode;
2077 	bool bUseRAMask;
2078 	bool b1x1RecvCombine;
2079 	u8 RF_Type;
2080 	bool b1SSSupport;
2081 
2082 	u8 hwsec_active;
2083 	bool is_silent_reset;
2084 	bool force_mic_error;
2085 	bool is_roaming;
2086 	bool ieee_up;
2087 	bool cannot_notify;
2088 	bool bSupportRemoteWakeUp;
2089 	enum rt_ps_mode dot11PowerSaveMode;
2090 	bool actscanning;
2091 	bool FirstIe_InScan;
2092 	bool be_scan_inprogress;
2093 	bool beinretry;
2094 	enum rt_rf_power_state eRFPowerState;
2095 	RT_RF_CHANGE_SOURCE	RfOffReason;
2096 	bool is_set_key;
2097 	bool wx_set_enc;
2098 	struct rt_hi_throughput *pHTInfo;
2099 	spinlock_t bw_spinlock;
2100 
2101 	spinlock_t reorder_spinlock;
2102 	u8	Regdot11HTOperationalRateSet[16];
2103 	u8	Regdot11TxHTOperationalRateSet[16];
2104 	u8	dot11HTOperationalRateSet[16];
2105 	u8	RegHTSuppRateSet[16];
2106 	u8	HTCurrentOperaRate;
2107 	u8	HTHighestOperaRate;
2108 	u8	MinSpaceCfg;
2109 	u8	MaxMssDensity;
2110 	u8	bTxDisableRateFallBack;
2111 	u8	bTxUseDriverAssingedRate;
2112 	u8	bTxEnableFwCalcDur;
2113 	atomic_t	atm_chnlop;
2114 	atomic_t	atm_swbw;
2115 
2116 	struct list_head		Tx_TS_Admit_List;
2117 	struct list_head		Tx_TS_Pending_List;
2118 	struct list_head		Tx_TS_Unused_List;
2119 	struct tx_ts_record TxTsRecord[TOTAL_TS_NUM];
2120 	struct list_head		Rx_TS_Admit_List;
2121 	struct list_head		Rx_TS_Pending_List;
2122 	struct list_head		Rx_TS_Unused_List;
2123 	struct rx_ts_record RxTsRecord[TOTAL_TS_NUM];
2124 	struct rx_reorder_entry RxReorderEntry[128];
2125 	struct list_head		RxReorder_Unused_List;
2126 	u8				ForcedPriority;
2127 
2128 
2129 	/* Bookkeeping structures */
2130 	struct net_device_stats stats;
2131 	struct rtllib_stats ieee_stats;
2132 	struct rtllib_softmac_stats softmac_stats;
2133 
2134 	/* Probe / Beacon management */
2135 	struct list_head network_free_list;
2136 	struct list_head network_list;
2137 	struct rtllib_network *networks;
2138 	int scans;
2139 	int scan_age;
2140 
2141 	int iw_mode; /* operating mode (IW_MODE_*) */
2142 	bool bNetPromiscuousMode;
2143 	struct rt_intel_promisc_mode IntelPromiscuousModeInfo;
2144 
2145 	struct iw_spy_data spy_data;
2146 
2147 	spinlock_t lock;
2148 	spinlock_t wpax_suitlist_lock;
2149 
2150 	int tx_headroom; /* Set to size of any additional room needed at front
2151 			  * of allocated Tx SKBs */
2152 	u32 config;
2153 
2154 	/* WEP and other encryption related settings at the device level */
2155 	int open_wep; /* Set to 1 to allow unencrypted frames */
2156 	int auth_mode;
2157 	int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
2158 				 * WEP key changes */
2159 
2160 	/* If the host performs {en,de}cryption, then set to 1 */
2161 	int host_encrypt;
2162 	int host_encrypt_msdu;
2163 	int host_decrypt;
2164 	/* host performs multicast decryption */
2165 	int host_mc_decrypt;
2166 
2167 	/* host should strip IV and ICV from protected frames */
2168 	/* meaningful only when hardware decryption is being used */
2169 	int host_strip_iv_icv;
2170 
2171 	int host_open_frag;
2172 	int host_build_iv;
2173 	int ieee802_1x; /* is IEEE 802.1X used */
2174 
2175 	/* WPA data */
2176 	bool bHalfNMode;
2177 	bool bHalfWirelessN24GMode;
2178 	int wpa_enabled;
2179 	int drop_unencrypted;
2180 	int tkip_countermeasures;
2181 	int privacy_invoked;
2182 	size_t wpa_ie_len;
2183 	u8 *wpa_ie;
2184 	size_t wps_ie_len;
2185 	u8 *wps_ie;
2186 	u8 ap_mac_addr[6];
2187 	u16 pairwise_key_type;
2188 	u16 group_key_type;
2189 
2190 	struct lib80211_crypt_info crypt_info;
2191 
2192 	struct sw_cam_table swcamtable[TOTAL_CAM_ENTRY];
2193 	int bcrx_sta_key; /* use individual keys to override default keys even
2194 			   * with RX of broad/multicast frames */
2195 
2196 	struct rt_pmkid_list PMKIDList[NUM_PMKID_CACHE];
2197 
2198 	/* Fragmentation structures */
2199 	struct rtllib_frag_entry frag_cache[17][RTLLIB_FRAG_CACHE_LEN];
2200 	unsigned int frag_next_idx[17];
2201 	u16 fts; /* Fragmentation Threshold */
2202 #define DEFAULT_RTS_THRESHOLD 2346U
2203 #define MIN_RTS_THRESHOLD 1
2204 #define MAX_RTS_THRESHOLD 2346U
2205 	u16 rts; /* RTS threshold */
2206 
2207 	/* Association info */
2208 	u8 bssid[ETH_ALEN];
2209 
2210 	/* This stores infos for the current network.
2211 	 * Either the network we are associated in INFRASTRUCTURE
2212 	 * or the network that we are creating in MASTER mode.
2213 	 * ad-hoc is a mixture ;-).
2214 	 * Note that in infrastructure mode, even when not associated,
2215 	 * fields bssid and essid may be valid (if wpa_set and essid_set
2216 	 * are true) as thy carry the value set by the user via iwconfig
2217 	 */
2218 	struct rtllib_network current_network;
2219 
2220 	enum rtllib_state state;
2221 
2222 	int short_slot;
2223 	int reg_mode;
2224 	int mode;       /* A, B, G */
2225 	int modulation; /* CCK, OFDM */
2226 	int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
2227 	int abg_true;   /* ABG flag	      */
2228 
2229 	/* used for forcing the ibss workqueue to terminate
2230 	 * without wait for the syncro scan to terminate
2231 	 */
2232 	short sync_scan_hurryup;
2233 	u16 scan_watch_dog;
2234 	int perfect_rssi;
2235 	int worst_rssi;
2236 
2237 	u16 prev_seq_ctl;       /* used to drop duplicate frames */
2238 
2239 	/* map of allowed channels. 0 is dummy */
2240 	void *pDot11dInfo;
2241 	bool bGlobalDomain;
2242 	u8 active_channel_map[MAX_CHANNEL_NUMBER+1];
2243 
2244 	u8   IbssStartChnl;
2245 	u8   ibss_maxjoin_chal;
2246 
2247 	int rate;       /* current rate */
2248 	int basic_rate;
2249 	u32	currentRate;
2250 
2251 	short active_scan;
2252 
2253 	/* this contains flags for selectively enable softmac support */
2254 	u16 softmac_features;
2255 
2256 	/* if the sequence control field is not filled by HW */
2257 	u16 seq_ctrl[5];
2258 
2259 	/* association procedure transaction sequence number */
2260 	u16 associate_seq;
2261 
2262 	/* AID for RTXed association responses */
2263 	u16 assoc_id;
2264 
2265 	/* power save mode related*/
2266 	u8 ack_tx_to_ieee;
2267 	short ps;
2268 	short sta_sleep;
2269 	int ps_timeout;
2270 	int ps_period;
2271 	struct tasklet_struct ps_task;
2272 	u64 ps_time;
2273 	bool polling;
2274 
2275 	short raw_tx;
2276 	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
2277 	short queue_stop;
2278 	short scanning_continue ;
2279 	short proto_started;
2280 	short proto_stoppping;
2281 
2282 	struct semaphore wx_sem;
2283 	struct semaphore scan_sem;
2284 	struct semaphore ips_sem;
2285 
2286 	spinlock_t mgmt_tx_lock;
2287 	spinlock_t beacon_lock;
2288 
2289 	short beacon_txing;
2290 
2291 	short wap_set;
2292 	short ssid_set;
2293 
2294 	/* set on initialization */
2295 	u8  qos_support;
2296 	unsigned int wmm_acm;
2297 
2298 	/* for discarding duplicated packets in IBSS */
2299 	struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
2300 
2301 	/* for discarding duplicated packets in BSS */
2302 	u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2303 	u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2304 	unsigned long last_packet_time[17];
2305 
2306 	/* for PS mode */
2307 	unsigned long last_rx_ps_time;
2308 	bool			bAwakePktSent;
2309 	u8			LPSDelayCnt;
2310 
2311 	/* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2312 	struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
2313 	int mgmt_queue_head;
2314 	int mgmt_queue_tail;
2315 #define RTLLIB_QUEUE_LIMIT 128
2316 	u8 AsocRetryCount;
2317 	unsigned int hw_header;
2318 	struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
2319 	struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
2320 	struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
2321 	u32	sta_edca_param[4];
2322 	bool aggregation;
2323 	bool enable_rx_imm_BA;
2324 	bool bibsscoordinator;
2325 
2326 	bool	bdynamic_txpower_enable;
2327 
2328 	bool bCTSToSelfEnable;
2329 	u8	CTSToSelfTH;
2330 
2331 	u32	fsync_time_interval;
2332 	u32	fsync_rate_bitmap;
2333 	u8	fsync_rssi_threshold;
2334 	bool	bfsync_enable;
2335 
2336 	u8	fsync_multiple_timeinterval;
2337 	u32	fsync_firstdiff_ratethreshold;
2338 	u32	fsync_seconddiff_ratethreshold;
2339 	enum fsync_state fsync_state;
2340 	bool		bis_any_nonbepkts;
2341 	struct bandwidth_autoswitch bandwidth_auto_switch;
2342 	bool FwRWRF;
2343 
2344 	struct rt_link_detect LinkDetectInfo;
2345 	bool bIsAggregateFrame;
2346 	struct rt_pwr_save_ctrl PowerSaveControl;
2347 	u8 amsdu_in_process;
2348 
2349 	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
2350 	struct tx_pending tx_pending;
2351 
2352 	/* used if IEEE_SOFTMAC_ASSOCIATE is set */
2353 	struct timer_list associate_timer;
2354 
2355 	/* used if IEEE_SOFTMAC_BEACONS is set */
2356 	struct timer_list beacon_timer;
2357 	u8 need_sw_enc;
2358 	struct work_struct associate_complete_wq;
2359 	struct work_struct ips_leave_wq;
2360 	struct delayed_work associate_procedure_wq;
2361 	struct delayed_work softmac_scan_wq;
2362 	struct delayed_work softmac_hint11d_wq;
2363 	struct delayed_work associate_retry_wq;
2364 	struct delayed_work start_ibss_wq;
2365 	struct delayed_work hw_wakeup_wq;
2366 	struct delayed_work hw_sleep_wq;
2367 	struct delayed_work link_change_wq;
2368 	struct work_struct wx_sync_scan_wq;
2369 
2370 	struct workqueue_struct *wq;
2371 	union {
2372 		struct rtllib_rxb *RfdArray[REORDER_WIN_SIZE];
2373 		struct rtllib_rxb *stats_IndicateArray[REORDER_WIN_SIZE];
2374 		struct rtllib_rxb *prxbIndicateArray[REORDER_WIN_SIZE];
2375 		struct {
2376 			struct sw_chnl_cmd PreCommonCmd[MAX_PRECMD_CNT];
2377 			struct sw_chnl_cmd PostCommonCmd[MAX_POSTCMD_CNT];
2378 			struct sw_chnl_cmd RfDependCmd[MAX_RFDEPENDCMD_CNT];
2379 		};
2380 	};
2381 
2382 	/* Callback functions */
2383 	void (*set_security)(struct net_device *dev,
2384 			     struct rtllib_security *sec);
2385 
2386 	/* Used to TX data frame by using txb structs.
2387 	 * this is not used if in the softmac_features
2388 	 * is set the flag IEEE_SOFTMAC_TX_QUEUE
2389 	 */
2390 	int (*hard_start_xmit)(struct rtllib_txb *txb,
2391 			       struct net_device *dev);
2392 
2393 	int (*reset_port)(struct net_device *dev);
2394 	int (*is_queue_full)(struct net_device *dev, int pri);
2395 
2396 	int (*handle_management)(struct net_device *dev,
2397 				 struct rtllib_network *network, u16 type);
2398 	int (*is_qos_active)(struct net_device *dev, struct sk_buff *skb);
2399 
2400 	/* Softmac-generated frames (mamagement) are TXed via this
2401 	 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2402 	 * not set. As some cards may have different HW queues that
2403 	 * one might want to use for data and management frames
2404 	 * the option to have two callbacks might be useful.
2405 	 * This fucntion can't sleep.
2406 	 */
2407 	int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2408 			       struct net_device *dev);
2409 
2410 	/* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2411 	 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2412 	 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2413 	 * then also management frames are sent via this callback.
2414 	 * This function can't sleep.
2415 	 */
2416 	void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2417 			       struct net_device *dev, int rate);
2418 
2419 	/* stops the HW queue for DATA frames. Useful to avoid
2420 	 * waste time to TX data frame when we are reassociating
2421 	 * This function can sleep.
2422 	 */
2423 	void (*data_hard_stop)(struct net_device *dev);
2424 
2425 	/* OK this is complementar to data_poll_hard_stop */
2426 	void (*data_hard_resume)(struct net_device *dev);
2427 
2428 	/* ask to the driver to retune the radio .
2429 	 * This function can sleep. the driver should ensure
2430 	 * the radio has been swithced before return.
2431 	 */
2432 	void (*set_chan)(struct net_device *dev, short ch);
2433 
2434 	/* These are not used if the ieee stack takes care of
2435 	 * scanning (IEEE_SOFTMAC_SCAN feature set).
2436 	 * In this case only the set_chan is used.
2437 	 *
2438 	 * The syncro version is similar to the start_scan but
2439 	 * does not return until all channels has been scanned.
2440 	 * this is called in user context and should sleep,
2441 	 * it is called in a work_queue when swithcing to ad-hoc mode
2442 	 * or in behalf of iwlist scan when the card is associated
2443 	 * and root user ask for a scan.
2444 	 * the fucntion stop_scan should stop both the syncro and
2445 	 * background scanning and can sleep.
2446 	 * The fucntion start_scan should initiate the background
2447 	 * scanning and can't sleep.
2448 	 */
2449 	void (*scan_syncro)(struct net_device *dev);
2450 	void (*start_scan)(struct net_device *dev);
2451 	void (*stop_scan)(struct net_device *dev);
2452 
2453 	void (*rtllib_start_hw_scan)(struct net_device *dev);
2454 	void (*rtllib_stop_hw_scan)(struct net_device *dev);
2455 
2456 	/* indicate the driver that the link state is changed
2457 	 * for example it may indicate the card is associated now.
2458 	 * Driver might be interested in this to apply RX filter
2459 	 * rules or simply light the LINK led
2460 	 */
2461 	void (*link_change)(struct net_device *dev);
2462 
2463 	/* these two function indicates to the HW when to start
2464 	 * and stop to send beacons. This is used when the
2465 	 * IEEE_SOFTMAC_BEACONS is not set. For now the
2466 	 * stop_send_bacons is NOT guaranteed to be called only
2467 	 * after start_send_beacons.
2468 	 */
2469 	void (*start_send_beacons)(struct net_device *dev);
2470 	void (*stop_send_beacons)(struct net_device *dev);
2471 
2472 	/* power save mode related */
2473 	void (*sta_wake_up)(struct net_device *dev);
2474 	void (*enter_sleep_state)(struct net_device *dev, u64 time);
2475 	short (*ps_is_queue_empty)(struct net_device *dev);
2476 	int (*handle_beacon)(struct net_device *dev,
2477 			     struct rtllib_beacon *beacon,
2478 			     struct rtllib_network *network);
2479 	int (*handle_assoc_response)(struct net_device *dev,
2480 				     struct rtllib_assoc_response_frame *resp,
2481 				     struct rtllib_network *network);
2482 
2483 
2484 	/* check whether Tx hw resouce available */
2485 	short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2486 	short (*get_nic_desc_num)(struct net_device *dev, int queue_index);
2487 	void (*SetBWModeHandler)(struct net_device *dev,
2488 				 enum ht_channel_width Bandwidth,
2489 				 enum ht_extchnl_offset Offset);
2490 	bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
2491 	void (*SetWirelessMode)(struct net_device *dev, u8 wireless_mode);
2492 	bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
2493 	u8   (*rtllib_ap_sec_type)(struct rtllib_device *ieee);
2494 	void (*HalUsbRxAggrHandler)(struct net_device *dev, bool Value);
2495 	void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2496 	bool (*SetFwCmdHandler)(struct net_device *dev,
2497 				enum fw_cmd_io_type FwCmdIO);
2498 	void (*UpdateHalRAMaskHandler)(struct net_device *dev, bool bMulticast,
2499 				       u8 macId, u8 MimoPs, u8 WirelessMode,
2500 				       u8 bCurTxBW40MHz, u8 rssi_level);
2501 	void (*UpdateBeaconInterruptHandler)(struct net_device *dev,
2502 					     bool start);
2503 	void (*UpdateInterruptMaskHandler)(struct net_device *dev, u32 AddMSR,
2504 					   u32 RemoveMSR);
2505 	u16  (*rtl_11n_user_show_rates)(struct net_device *dev);
2506 	void (*ScanOperationBackupHandler)(struct net_device *dev,
2507 					   u8 Operation);
2508 	void (*LedControlHandler)(struct net_device *dev,
2509 				  enum led_ctl_mode LedAction);
2510 	void (*SetHwRegHandler)(struct net_device *dev, u8 variable, u8 *val);
2511 	void (*GetHwRegHandler)(struct net_device *dev, u8 variable, u8 *val);
2512 
2513 	void (*AllowAllDestAddrHandler)(struct net_device *dev,
2514 					bool bAllowAllDA, bool WriteIntoReg);
2515 
2516 	void (*rtllib_ips_leave_wq) (struct net_device *dev);
2517 	void (*rtllib_ips_leave)(struct net_device *dev);
2518 	void (*LeisurePSLeave)(struct net_device *dev);
2519 	void (*rtllib_rfkill_poll)(struct net_device *dev);
2520 
2521 	/* This must be the last item so that it points to the data
2522 	 * allocated beyond this structure by alloc_rtllib */
2523 	u8 priv[0];
2524 };
2525 
2526 #define IEEE_A	    (1<<0)
2527 #define IEEE_B	    (1<<1)
2528 #define IEEE_G	    (1<<2)
2529 #define IEEE_N_24G		  (1<<4)
2530 #define	IEEE_N_5G		  (1<<5)
2531 #define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2532 
2533 /* Generate a 802.11 header */
2534 
2535 /* Uses the channel change callback directly
2536  * instead of [start/stop] scan callbacks
2537  */
2538 #define IEEE_SOFTMAC_SCAN (1<<2)
2539 
2540 /* Perform authentication and association handshake */
2541 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2542 
2543 /* Generate probe requests */
2544 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2545 
2546 /* Generate respones to probe requests */
2547 #define IEEE_SOFTMAC_PROBERS (1<<5)
2548 
2549 /* The ieee802.11 stack will manages the netif queue
2550  * wake/stop for the driver, taking care of 802.11
2551  * fragmentation. See softmac.c for details. */
2552 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2553 
2554 /* Uses only the softmac_data_hard_start_xmit
2555  * even for TX management frames.
2556  */
2557 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2558 
2559 /* Generate beacons.  The stack will enqueue beacons
2560  * to the card
2561  */
2562 #define IEEE_SOFTMAC_BEACONS (1<<6)
2563 
2564 
rtllib_priv(struct net_device * dev)2565 static inline void *rtllib_priv(struct net_device *dev)
2566 {
2567 	return ((struct rtllib_device *)netdev_priv(dev))->priv;
2568 }
2569 
rtllib_is_empty_essid(const char * essid,int essid_len)2570 extern inline int rtllib_is_empty_essid(const char *essid, int essid_len)
2571 {
2572 	/* Single white space is for Linksys APs */
2573 	if (essid_len == 1 && essid[0] == ' ')
2574 		return 1;
2575 
2576 	/* Otherwise, if the entire essid is 0, we assume it is hidden */
2577 	while (essid_len) {
2578 		essid_len--;
2579 		if (essid[essid_len] != '\0')
2580 			return 0;
2581 	}
2582 
2583 	return 1;
2584 }
2585 
rtllib_is_valid_mode(struct rtllib_device * ieee,int mode)2586 extern inline int rtllib_is_valid_mode(struct rtllib_device *ieee, int mode)
2587 {
2588 	/*
2589 	 * It is possible for both access points and our device to support
2590 	 * combinations of modes, so as long as there is one valid combination
2591 	 * of ap/device supported modes, then return success
2592 	 *
2593 	 */
2594 	if ((mode & IEEE_A) &&
2595 	    (ieee->modulation & RTLLIB_OFDM_MODULATION) &&
2596 	    (ieee->freq_band & RTLLIB_52GHZ_BAND))
2597 		return 1;
2598 
2599 	if ((mode & IEEE_G) &&
2600 	    (ieee->modulation & RTLLIB_OFDM_MODULATION) &&
2601 	    (ieee->freq_band & RTLLIB_24GHZ_BAND))
2602 		return 1;
2603 
2604 	if ((mode & IEEE_B) &&
2605 	    (ieee->modulation & RTLLIB_CCK_MODULATION) &&
2606 	    (ieee->freq_band & RTLLIB_24GHZ_BAND))
2607 		return 1;
2608 
2609 	return 0;
2610 }
2611 
rtllib_get_hdrlen(u16 fc)2612 extern inline int rtllib_get_hdrlen(u16 fc)
2613 {
2614 	int hdrlen = RTLLIB_3ADDR_LEN;
2615 
2616 	switch (WLAN_FC_GET_TYPE(fc)) {
2617 	case RTLLIB_FTYPE_DATA:
2618 		if ((fc & RTLLIB_FCTL_FROMDS) && (fc & RTLLIB_FCTL_TODS))
2619 			hdrlen = RTLLIB_4ADDR_LEN; /* Addr4 */
2620 		if (RTLLIB_QOS_HAS_SEQ(fc))
2621 			hdrlen += 2; /* QOS ctrl*/
2622 		break;
2623 	case RTLLIB_FTYPE_CTL:
2624 		switch (WLAN_FC_GET_STYPE(fc)) {
2625 		case RTLLIB_STYPE_CTS:
2626 		case RTLLIB_STYPE_ACK:
2627 			hdrlen = RTLLIB_1ADDR_LEN;
2628 			break;
2629 		default:
2630 			hdrlen = RTLLIB_2ADDR_LEN;
2631 			break;
2632 		}
2633 		break;
2634 	}
2635 
2636 	return hdrlen;
2637 }
2638 
rtllib_get_payload(struct rtllib_hdr * hdr)2639 static inline u8 *rtllib_get_payload(struct rtllib_hdr *hdr)
2640 {
2641 	switch (rtllib_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2642 	case RTLLIB_1ADDR_LEN:
2643 		return ((struct rtllib_hdr_1addr *)hdr)->payload;
2644 	case RTLLIB_2ADDR_LEN:
2645 		return ((struct rtllib_hdr_2addr *)hdr)->payload;
2646 	case RTLLIB_3ADDR_LEN:
2647 		return ((struct rtllib_hdr_3addr *)hdr)->payload;
2648 	case RTLLIB_4ADDR_LEN:
2649 		return ((struct rtllib_hdr_4addr *)hdr)->payload;
2650 	}
2651 	return NULL;
2652 }
2653 
rtllib_is_ofdm_rate(u8 rate)2654 static inline int rtllib_is_ofdm_rate(u8 rate)
2655 {
2656 	switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
2657 	case RTLLIB_OFDM_RATE_6MB:
2658 	case RTLLIB_OFDM_RATE_9MB:
2659 	case RTLLIB_OFDM_RATE_12MB:
2660 	case RTLLIB_OFDM_RATE_18MB:
2661 	case RTLLIB_OFDM_RATE_24MB:
2662 	case RTLLIB_OFDM_RATE_36MB:
2663 	case RTLLIB_OFDM_RATE_48MB:
2664 	case RTLLIB_OFDM_RATE_54MB:
2665 		return 1;
2666 	}
2667 	return 0;
2668 }
2669 
rtllib_is_cck_rate(u8 rate)2670 static inline int rtllib_is_cck_rate(u8 rate)
2671 {
2672 	switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
2673 	case RTLLIB_CCK_RATE_1MB:
2674 	case RTLLIB_CCK_RATE_2MB:
2675 	case RTLLIB_CCK_RATE_5MB:
2676 	case RTLLIB_CCK_RATE_11MB:
2677 		return 1;
2678 	}
2679 	return 0;
2680 }
2681 
2682 
2683 /* rtllib.c */
2684 extern void free_rtllib(struct net_device *dev);
2685 extern struct net_device *alloc_rtllib(int sizeof_priv);
2686 
2687 extern int rtllib_set_encryption(struct rtllib_device *ieee);
2688 
2689 /* rtllib_tx.c */
2690 
2691 extern int rtllib_encrypt_fragment(
2692 	struct rtllib_device *ieee,
2693 	struct sk_buff *frag,
2694 	int hdr_len);
2695 
2696 extern int rtllib_xmit(struct sk_buff *skb,  struct net_device *dev);
2697 extern int rtllib_xmit_inter(struct sk_buff *skb, struct net_device *dev);
2698 extern void rtllib_txb_free(struct rtllib_txb *);
2699 
2700 /* rtllib_rx.c */
2701 extern int rtllib_rx(struct rtllib_device *ieee, struct sk_buff *skb,
2702 			struct rtllib_rx_stats *rx_stats);
2703 extern void rtllib_rx_mgt(struct rtllib_device *ieee,
2704 			     struct sk_buff *skb,
2705 			     struct rtllib_rx_stats *stats);
2706 extern void rtllib_rx_probe_rq(struct rtllib_device *ieee,
2707 			   struct sk_buff *skb);
2708 extern int rtllib_legal_channel(struct rtllib_device *rtllib, u8 channel);
2709 
2710 /* rtllib_wx.c */
2711 extern int rtllib_wx_get_scan(struct rtllib_device *ieee,
2712 				 struct iw_request_info *info,
2713 				 union iwreq_data *wrqu, char *key);
2714 extern int rtllib_wx_set_encode(struct rtllib_device *ieee,
2715 				   struct iw_request_info *info,
2716 				   union iwreq_data *wrqu, char *key);
2717 extern int rtllib_wx_get_encode(struct rtllib_device *ieee,
2718 				   struct iw_request_info *info,
2719 				   union iwreq_data *wrqu, char *key);
2720 #if WIRELESS_EXT >= 18
2721 extern int rtllib_wx_get_encode_ext(struct rtllib_device *ieee,
2722 			    struct iw_request_info *info,
2723 			    union iwreq_data *wrqu, char *extra);
2724 extern int rtllib_wx_set_encode_ext(struct rtllib_device *ieee,
2725 			    struct iw_request_info *info,
2726 			    union iwreq_data *wrqu, char *extra);
2727 #endif
2728 extern int rtllib_wx_set_auth(struct rtllib_device *ieee,
2729 			       struct iw_request_info *info,
2730 			       struct iw_param *data, char *extra);
2731 extern int rtllib_wx_set_mlme(struct rtllib_device *ieee,
2732 			       struct iw_request_info *info,
2733 			       union iwreq_data *wrqu, char *extra);
2734 extern int rtllib_wx_set_gen_ie(struct rtllib_device *ieee, u8 *ie, size_t len);
2735 
2736 /* rtllib_softmac.c */
2737 extern short rtllib_is_54g(struct rtllib_network *net);
2738 extern short rtllib_is_shortslot(const struct rtllib_network *net);
2739 extern int rtllib_rx_frame_softmac(struct rtllib_device *ieee,
2740 				   struct sk_buff *skb,
2741 				   struct rtllib_rx_stats *rx_stats, u16 type,
2742 				   u16 stype);
2743 extern void rtllib_softmac_new_net(struct rtllib_device *ieee,
2744 				   struct rtllib_network *net);
2745 
2746 void SendDisassociation(struct rtllib_device *ieee, bool deauth, u16 asRsn);
2747 extern void rtllib_softmac_xmit(struct rtllib_txb *txb,
2748 				struct rtllib_device *ieee);
2749 
2750 extern void rtllib_stop_send_beacons(struct rtllib_device *ieee);
2751 extern void notify_wx_assoc_event(struct rtllib_device *ieee);
2752 extern void rtllib_softmac_check_all_nets(struct rtllib_device *ieee);
2753 extern void rtllib_start_bss(struct rtllib_device *ieee);
2754 extern void rtllib_start_master_bss(struct rtllib_device *ieee);
2755 extern void rtllib_start_ibss(struct rtllib_device *ieee);
2756 extern void rtllib_softmac_init(struct rtllib_device *ieee);
2757 extern void rtllib_softmac_free(struct rtllib_device *ieee);
2758 extern void rtllib_associate_abort(struct rtllib_device *ieee);
2759 extern void rtllib_disassociate(struct rtllib_device *ieee);
2760 extern void rtllib_stop_scan(struct rtllib_device *ieee);
2761 extern bool rtllib_act_scanning(struct rtllib_device *ieee, bool sync_scan);
2762 extern void rtllib_stop_scan_syncro(struct rtllib_device *ieee);
2763 extern void rtllib_start_scan_syncro(struct rtllib_device *ieee, u8 is_mesh);
2764 extern inline struct sk_buff *rtllib_probe_req(struct rtllib_device *ieee);
2765 extern u8 MgntQuery_MgntFrameTxRate(struct rtllib_device *ieee);
2766 extern void rtllib_sta_ps_send_null_frame(struct rtllib_device *ieee,
2767 					  short pwr);
2768 extern void rtllib_sta_wakeup(struct rtllib_device *ieee, short nl);
2769 extern void rtllib_sta_ps_send_pspoll_frame(struct rtllib_device *ieee);
2770 extern void rtllib_check_all_nets(struct rtllib_device *ieee);
2771 extern void rtllib_start_protocol(struct rtllib_device *ieee);
2772 extern void rtllib_stop_protocol(struct rtllib_device *ieee, u8 shutdown);
2773 
2774 extern void rtllib_EnableNetMonitorMode(struct net_device *dev,
2775 					bool bInitState);
2776 extern void rtllib_DisableNetMonitorMode(struct net_device *dev,
2777 					 bool bInitState);
2778 extern void rtllib_EnableIntelPromiscuousMode(struct net_device *dev,
2779 					      bool bInitState);
2780 extern void rtllib_DisableIntelPromiscuousMode(struct net_device *dev,
2781 					       bool bInitState);
2782 extern void rtllib_send_probe_requests(struct rtllib_device *ieee, u8 is_mesh);
2783 
2784 extern void rtllib_softmac_stop_protocol(struct rtllib_device *ieee,
2785 					 u8 mesh_flag, u8 shutdown);
2786 extern void rtllib_softmac_start_protocol(struct rtllib_device *ieee,
2787 					  u8 mesh_flag);
2788 
2789 extern void rtllib_reset_queue(struct rtllib_device *ieee);
2790 extern void rtllib_wake_queue(struct rtllib_device *ieee);
2791 extern void rtllib_stop_queue(struct rtllib_device *ieee);
2792 extern void rtllib_wake_all_queues(struct rtllib_device *ieee);
2793 extern void rtllib_stop_all_queues(struct rtllib_device *ieee);
2794 extern struct sk_buff *rtllib_get_beacon(struct rtllib_device *ieee);
2795 extern void rtllib_start_send_beacons(struct rtllib_device *ieee);
2796 extern void rtllib_stop_send_beacons(struct rtllib_device *ieee);
2797 extern int rtllib_wpa_supplicant_ioctl(struct rtllib_device *ieee,
2798 				       struct iw_point *p, u8 is_mesh);
2799 
2800 extern void notify_wx_assoc_event(struct rtllib_device *ieee);
2801 extern void rtllib_ps_tx_ack(struct rtllib_device *ieee, short success);
2802 
2803 extern void softmac_mgmt_xmit(struct sk_buff *skb,
2804 			      struct rtllib_device *ieee);
2805 extern u16 rtllib_query_seqnum(struct rtllib_device *ieee,
2806 			       struct sk_buff *skb, u8 *dst);
2807 extern u8 rtllib_ap_sec_type(struct rtllib_device *ieee);
2808 
2809 /* rtllib_crypt_ccmp&tkip&wep.c */
2810 extern void rtllib_tkip_null(void);
2811 extern void rtllib_wep_null(void);
2812 extern void rtllib_ccmp_null(void);
2813 
2814 /* rtllib_softmac_wx.c */
2815 
2816 extern int rtllib_wx_get_wap(struct rtllib_device *ieee,
2817 			     struct iw_request_info *info,
2818 			     union iwreq_data *wrqu, char *ext);
2819 
2820 extern int rtllib_wx_set_wap(struct rtllib_device *ieee,
2821 			     struct iw_request_info *info,
2822 			     union iwreq_data *awrq,
2823 			     char *extra);
2824 
2825 extern int rtllib_wx_get_essid(struct rtllib_device *ieee,
2826 			       struct iw_request_info *a,
2827 			       union iwreq_data *wrqu, char *b);
2828 
2829 extern int rtllib_wx_set_rate(struct rtllib_device *ieee,
2830 			      struct iw_request_info *info,
2831 			      union iwreq_data *wrqu, char *extra);
2832 
2833 extern int rtllib_wx_get_rate(struct rtllib_device *ieee,
2834 			      struct iw_request_info *info,
2835 			      union iwreq_data *wrqu, char *extra);
2836 
2837 extern int rtllib_wx_set_mode(struct rtllib_device *ieee,
2838 			      struct iw_request_info *a,
2839 			      union iwreq_data *wrqu, char *b);
2840 
2841 extern int rtllib_wx_set_scan(struct rtllib_device *ieee,
2842 			      struct iw_request_info *a,
2843 			      union iwreq_data *wrqu, char *b);
2844 
2845 extern int rtllib_wx_set_essid(struct rtllib_device *ieee,
2846 			      struct iw_request_info *a,
2847 			      union iwreq_data *wrqu, char *extra);
2848 
2849 extern int rtllib_wx_get_mode(struct rtllib_device *ieee,
2850 			      struct iw_request_info *a,
2851 			      union iwreq_data *wrqu, char *b);
2852 
2853 extern int rtllib_wx_set_freq(struct rtllib_device *ieee,
2854 			      struct iw_request_info *a,
2855 			      union iwreq_data *wrqu, char *b);
2856 
2857 extern int rtllib_wx_get_freq(struct rtllib_device *ieee,
2858 			      struct iw_request_info *a,
2859 			      union iwreq_data *wrqu, char *b);
2860 extern void rtllib_wx_sync_scan_wq(void *data);
2861 
2862 extern int rtllib_wx_set_rawtx(struct rtllib_device *ieee,
2863 			       struct iw_request_info *info,
2864 			       union iwreq_data *wrqu, char *extra);
2865 
2866 extern int rtllib_wx_get_name(struct rtllib_device *ieee,
2867 			     struct iw_request_info *info,
2868 			     union iwreq_data *wrqu, char *extra);
2869 
2870 extern int rtllib_wx_set_power(struct rtllib_device *ieee,
2871 				 struct iw_request_info *info,
2872 				 union iwreq_data *wrqu, char *extra);
2873 
2874 extern int rtllib_wx_get_power(struct rtllib_device *ieee,
2875 				 struct iw_request_info *info,
2876 				 union iwreq_data *wrqu, char *extra);
2877 
2878 extern int rtllib_wx_set_rts(struct rtllib_device *ieee,
2879 			     struct iw_request_info *info,
2880 			     union iwreq_data *wrqu, char *extra);
2881 
2882 extern int rtllib_wx_get_rts(struct rtllib_device *ieee,
2883 			     struct iw_request_info *info,
2884 			     union iwreq_data *wrqu, char *extra);
2885 #define MAX_RECEIVE_BUFFER_SIZE 9100
2886 extern void HTDebugHTCapability(u8 *CapIE, u8 *TitleString);
2887 extern void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString);
2888 
2889 void HTSetConnectBwMode(struct rtllib_device *ieee,
2890 			enum ht_channel_width Bandwidth,
2891 			enum ht_extchnl_offset Offset);
2892 extern void HTUpdateDefaultSetting(struct rtllib_device *ieee);
2893 extern void HTConstructCapabilityElement(struct rtllib_device *ieee,
2894 					 u8 *posHTCap, u8 *len,
2895 					 u8 isEncrypt, bool bAssoc);
2896 extern void HTConstructInfoElement(struct rtllib_device *ieee,
2897 				   u8 *posHTInfo, u8 *len, u8 isEncrypt);
2898 extern void HTConstructRT2RTAggElement(struct rtllib_device *ieee,
2899 				       u8 *posRT2RTAgg, u8* len);
2900 extern void HTOnAssocRsp(struct rtllib_device *ieee);
2901 extern void HTInitializeHTInfo(struct rtllib_device *ieee);
2902 extern void HTInitializeBssDesc(struct bss_ht *pBssHT);
2903 extern void HTResetSelfAndSavePeerSetting(struct rtllib_device *ieee,
2904 					  struct rtllib_network *pNetwork);
2905 extern void HT_update_self_and_peer_setting(struct rtllib_device *ieee,
2906 					    struct rtllib_network *pNetwork);
2907 extern u8 HTGetHighestMCSRate(struct rtllib_device *ieee, u8 *pMCSRateSet,
2908 			      u8 *pMCSFilter);
2909 extern u8 MCS_FILTER_ALL[];
2910 extern u16 MCS_DATA_RATE[2][2][77] ;
2911 extern u8 HTCCheck(struct rtllib_device *ieee, u8 *pFrame);
2912 extern void HTResetIOTSetting(struct rt_hi_throughput *pHTInfo);
2913 extern bool IsHTHalfNmodeAPs(struct rtllib_device *ieee);
2914 extern u16 HTHalfMcsToDataRate(struct rtllib_device *ieee, u8 nMcsRate);
2915 extern u16 HTMcsToDataRate(struct rtllib_device *ieee, u8 nMcsRate);
2916 extern u16  TxCountToDataRate(struct rtllib_device *ieee, u8 nDataRate);
2917 extern int rtllib_rx_ADDBAReq(struct rtllib_device *ieee, struct sk_buff *skb);
2918 extern int rtllib_rx_ADDBARsp(struct rtllib_device *ieee, struct sk_buff *skb);
2919 extern int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb);
2920 extern void TsInitAddBA(struct rtllib_device *ieee, struct tx_ts_record *pTS,
2921 			u8 Policy, u8 bOverwritePending);
2922 extern void TsInitDelBA(struct rtllib_device *ieee,
2923 			struct ts_common_info *pTsCommonInfo,
2924 			enum tr_select TxRxSelect);
2925 extern void BaSetupTimeOut(unsigned long data);
2926 extern void TxBaInactTimeout(unsigned long data);
2927 extern void RxBaInactTimeout(unsigned long data);
2928 extern void ResetBaEntry(struct ba_record *pBA);
2929 extern bool GetTs(
2930 	struct rtllib_device *ieee,
2931 	struct ts_common_info **ppTS,
2932 	u8 *Addr,
2933 	u8 TID,
2934 	enum tr_select TxRxSelect,
2935 	bool bAddNewTs
2936 );
2937 extern void TSInitialize(struct rtllib_device *ieee);
2938 extern  void TsStartAddBaProcess(struct rtllib_device *ieee,
2939 				  struct tx_ts_record *pTxTS);
2940 extern void RemovePeerTS(struct rtllib_device *ieee, u8 *Addr);
2941 extern void RemoveAllTS(struct rtllib_device *ieee);
2942 void rtllib_softmac_scan_syncro(struct rtllib_device *ieee, u8 is_mesh);
2943 
2944 extern const long rtllib_wlan_frequencies[];
2945 
rtllib_increment_scans(struct rtllib_device * ieee)2946 extern inline void rtllib_increment_scans(struct rtllib_device *ieee)
2947 {
2948 	ieee->scans++;
2949 }
2950 
rtllib_get_scans(struct rtllib_device * ieee)2951 extern inline int rtllib_get_scans(struct rtllib_device *ieee)
2952 {
2953 	return ieee->scans;
2954 }
2955 
escape_essid(const char * essid,u8 essid_len)2956 static inline const char *escape_essid(const char *essid, u8 essid_len)
2957 {
2958 	static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2959 	const char *s = essid;
2960 	char *d = escaped;
2961 
2962 	if (rtllib_is_empty_essid(essid, essid_len)) {
2963 		memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2964 		return escaped;
2965 	}
2966 
2967 	essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2968 	while (essid_len--) {
2969 		if (*s == '\0') {
2970 			*d++ = '\\';
2971 			*d++ = '0';
2972 			s++;
2973 		} else {
2974 			*d++ = *s++;
2975 		}
2976 	}
2977 	*d = '\0';
2978 	return escaped;
2979 }
2980 
2981 #define CONVERT_RATE(_ieee, _MGN_RATE)			\
2982 	((_MGN_RATE < MGN_MCS0) ? (_MGN_RATE) :		\
2983 	(HTMcsToDataRate(_ieee, (u8)_MGN_RATE)))
2984 
2985 /* fun with the built-in rtllib stack... */
2986 bool rtllib_MgntDisconnect(struct rtllib_device *rtllib, u8 asRsn);
2987 
2988 
2989 /* For the function is more related to hardware setting, it's better to use the
2990  * ieee handler to refer to it.
2991  */
2992 extern void rtllib_update_active_chan_map(struct rtllib_device *ieee);
2993 extern void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee,
2994 					struct rx_ts_record *pTS);
2995 extern int rtllib_data_xmit(struct sk_buff *skb, struct net_device *dev);
2996 extern int rtllib_parse_info_param(struct rtllib_device *ieee,
2997 		struct rtllib_info_element *info_element,
2998 		u16 length,
2999 		struct rtllib_network *network,
3000 		struct rtllib_rx_stats *stats);
3001 
3002 void rtllib_indicate_packets(struct rtllib_device *ieee,
3003 			     struct rtllib_rxb **prxbIndicateArray, u8  index);
3004 extern u8 HTFilterMCSRate(struct rtllib_device *ieee, u8 *pSupportMCS,
3005 			  u8 *pOperateMCS);
3006 extern void HTUseDefaultSetting(struct rtllib_device *ieee);
3007 #define RT_ASOC_RETRY_LIMIT	5
3008 u8 MgntQuery_TxRateExcludeCCKRates(struct rtllib_device *ieee);
3009 extern void rtllib_TURBO_Info(struct rtllib_device *ieee, u8 **tag_p);
3010 #ifndef ENABLE_LOCK_DEBUG
3011 #define SPIN_LOCK_IEEE(plock) spin_lock_irqsave((plock), flags)
3012 #define SPIN_UNLOCK_IEEE(plock) spin_unlock_irqrestore((plock), flags)
3013 #define SPIN_LOCK_IEEE_REORDER(plock) spin_lock_irqsave((plock), flags)
3014 #define SPIN_UNLOCK_IEEE_REORDER(plock) spin_unlock_irqrestore((plock), flags)
3015 #define SPIN_LOCK_IEEE_WPAX(plock) spin_lock_irqsave((plock), flags)
3016 #define SPIN_UNLOCK_IEEE_WPAX(plock) spin_unlock_irqrestore((plock), flags)
3017 #define SPIN_LOCK_IEEE_MGNTTX(plock) spin_lock_irqsave((plock), flags)
3018 #define SPIN_UNLOCK_IEEE_MGNTTX(plock) spin_unlock_irqrestore((plock), flags)
3019 #define SPIN_LOCK_IEEE_BCN(plock) spin_lock_irqsave((plock), flags)
3020 #define SPIN_UNLOCK_IEEE_BCN(plock) spin_unlock_irqrestore((plock), flags)
3021 #define SPIN_LOCK_MSH_STAINFO(plock) spin_lock_irqsave((plock), flags)
3022 #define SPIN_UNLOCK_MSH_STAINFO(plock) spin_unlock_irqrestore((plock), flags)
3023 #define SPIN_LOCK_MSH_PREQ(plock) spin_lock_irqsave((plock), flags)
3024 #define SPIN_UNLOCK_MSH_PREQ(plock) spin_unlock_irqrestore((plock), flags)
3025 #define SPIN_LOCK_MSH_QUEUE(plock) spin_lock_irqsave((plock), flags)
3026 #define SPIN_UNLOCK_MSH_QUEUE(plock) spin_unlock_irqrestore((plock), flags)
3027 #define SPIN_LOCK_PRIV_RFPS(plock) spin_lock_irqsave((plock), flags)
3028 #define SPIN_UNLOCK_PRIV_RFPS(plock) spin_unlock_irqrestore((plock), flags)
3029 #define SPIN_LOCK_PRIV_IRQTH(plock) spin_lock_irqsave((plock), flags)
3030 #define SPIN_UNLOCK_PRIV_IRQTH(plock) spin_unlock_irqrestore((plock), flags)
3031 #define SPIN_LOCK_PRIV_TX(plock) spin_lock_irqsave((plock), flags)
3032 #define SPIN_UNLOCK_PRIV_TX(plock) spin_unlock_irqrestore((plock), flags)
3033 #define SPIN_LOCK_PRIV_D3(plock) spin_lock_irqsave((plock), flags)
3034 #define SPIN_UNLOCK_PRIV_D3(plock) spin_unlock_irqrestore((plock), flags)
3035 #define SPIN_LOCK_PRIV_RF(plock) spin_lock_irqsave((plock), flags)
3036 #define SPIN_UNLOCK_PRIV_RF(plock) spin_unlock_irqrestore((plock), flags)
3037 #define SPIN_LOCK_PRIV_PS(plock) spin_lock_irqsave((plock), flags)
3038 #define SPIN_UNLOCK_PRIV_PS(plock) spin_unlock_irqrestore((plock), flags)
3039 #define SEM_DOWN_IEEE_WX(psem) down(psem)
3040 #define SEM_UP_IEEE_WX(psem) up(psem)
3041 #define SEM_DOWN_IEEE_SCAN(psem) down(psem)
3042 #define SEM_UP_IEEE_SCAN(psem) up(psem)
3043 #define SEM_DOWN_IEEE_IPS(psem) down(psem)
3044 #define SEM_UP_IEEE_IPS(psem) up(psem)
3045 #define SEM_DOWN_PRIV_WX(psem) down(psem)
3046 #define SEM_UP_PRIV_WX(psem) up(psem)
3047 #define SEM_DOWN_PRIV_RF(psem) down(psem)
3048 #define SEM_UP_PRIV_RF(psem) up(psem)
3049 #define MUTEX_LOCK_PRIV(pmutex) mutex_lock(pmutex)
3050 #define MUTEX_UNLOCK_PRIV(pmutex) mutex_unlock(pmutex)
3051 #endif
3052 
3053 #endif /* RTLLIB_H */
3054