2 * Merged with mainline rtllib.h in Aug 2004. Original ieee802_11
3 * remains copyright by the original authors
5 * Portions of the merged code are based on Host AP (software wireless
6 * LAN access point) driver for Intersil Prism2/2.5/3.
8 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
10 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
12 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13 * <jketreno@linux.intel.com>
14 * Copyright (c) 2004, Intel Corporation
16 * Modified for Realtek's wi-fi cards by Andrea Merello
17 * <andrea.merello@gmail.com>
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
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/mutex.h>
35 #include <linux/delay.h>
36 #include <linux/wireless.h>
38 #include "rtllib_debug.h"
39 #include "rtl819x_HT.h"
40 #include "rtl819x_BA.h"
41 #include "rtl819x_TS.h"
43 #include <linux/netdevice.h>
44 #include <linux/if_arp.h> /* ARPHRD_ETHER */
45 #include <net/lib80211.h>
47 #define MAX_PRECMD_CNT 16
48 #define MAX_RFDEPENDCMD_CNT 16
49 #define MAX_POSTCMD_CNT 16
54 #include <net/iw_handler.h>
56 #ifndef IW_MODE_MONITOR
57 #define IW_MODE_MONITOR 6
61 #define IWEVCUSTOM 0x8c02
65 /* Max number of char in custom event - use multiple of them if needed */
66 #define IW_CUSTOM_MAX 256 /* In bytes */
69 #define skb_tail_pointer_rsl(skb) skb_tail_pointer(skb)
71 #define queue_delayed_work_rsl(x, y, z) queue_delayed_work(x, y, z)
72 #define INIT_DELAYED_WORK_RSL(x, y, z) INIT_DELAYED_WORK(x, y)
74 #define queue_work_rsl(x, y) queue_work(x, y)
75 #define INIT_WORK_RSL(x, y, z) INIT_WORK(x, y)
77 #define container_of_work_rsl(x, y, z) container_of(x, y, z)
78 #define container_of_dwork_rsl(x, y, z) \
79 container_of(to_delayed_work(x), y, z)
81 #define iwe_stream_add_event_rsl(info, start, stop, iwe, len) \
82 iwe_stream_add_event(info, start, stop, iwe, len)
84 #define iwe_stream_add_point_rsl(info, start, stop, iwe, p) \
85 iwe_stream_add_point(info, start, stop, iwe, p)
87 static inline void *netdev_priv_rsl(struct net_device
*dev
)
89 return netdev_priv(dev
);
92 #define KEY_TYPE_NA 0x0
93 #define KEY_TYPE_WEP40 0x1
94 #define KEY_TYPE_TKIP 0x2
95 #define KEY_TYPE_CCMP 0x4
96 #define KEY_TYPE_WEP104 0x5
97 /* added for rtl819x tx procedure */
98 #define MAX_QUEUE_SIZE 0x10
105 #define TXCMD_QUEUE 5
108 #define BEACON_QUEUE 8
111 #define IW_MODE_MESH 7
114 #define IE_CISCO_FLAG_POSITION 0x08
115 #define SUPPORT_CKIP_MIC 0x08
116 #define SUPPORT_CKIP_PK 0x10
117 #define RT_RF_OFF_LEVL_HALT_NIC BIT3
118 #define RT_IN_PS_LEVEL(pPSC, _PS_FLAG) \
119 ((pPSC->CurPsLevel & _PS_FLAG) ? true : false)
120 #define RT_CLEAR_PS_LEVEL(pPSC, _PS_FLAG) \
121 (pPSC->CurPsLevel &= (~(_PS_FLAG)))
122 #define RT_SET_PS_LEVEL(pPSC, _PS_FLAG) (pPSC->CurPsLevel |= _PS_FLAG)
124 /* defined for skb cb field */
125 /* At most 28 byte */
127 /* Tx Desc Related flags (8-9) */
133 u8 bTxDisableRateFallBack
:1;
134 u8 bTxUseDriverAssingedRate
:1;
139 /* Tx Firmware Related flags (10-11)*/
143 u8 bUseShortPreamble
:1;
144 u8 bTxEnableFwCalcDur
:1;
151 u8 bRTSUseShortPreamble
:1;
158 /* Tx Desc related element(12-19) */
169 /* Tx firmware related element(20-27) */
177 u8 bIsSpecialDataFrame
;
183 enum sw_chnl_cmd_id
{
185 CmdID_SetTxPowerLevel
,
187 CmdID_WritePortUlong
,
188 CmdID_WritePortUshort
,
189 CmdID_WritePortUchar
,
194 enum sw_chnl_cmd_id CmdID
;
200 /*--------------------------Define -------------------------------------------*/
203 #define MGN_5_5M 0x0b
215 #define MGN_MCS0 0x80
216 #define MGN_MCS1 0x81
217 #define MGN_MCS2 0x82
218 #define MGN_MCS3 0x83
219 #define MGN_MCS4 0x84
220 #define MGN_MCS5 0x85
221 #define MGN_MCS6 0x86
222 #define MGN_MCS7 0x87
223 #define MGN_MCS8 0x88
224 #define MGN_MCS9 0x89
225 #define MGN_MCS10 0x8a
226 #define MGN_MCS11 0x8b
227 #define MGN_MCS12 0x8c
228 #define MGN_MCS13 0x8d
229 #define MGN_MCS14 0x8e
230 #define MGN_MCS15 0x8f
234 HW_VAR_MULTICAST_REG
,
238 HW_VAR_SECURITY_CONF
,
239 HW_VAR_BEACON_INTERVAL
,
241 HW_VAR_LISTEN_INTERVAL
,
254 HW_VAR_RATE_FALLBACK_CONTROL
,
255 HW_VAR_CONTENTION_WINDOW
,
260 HW_VAR_AMPDU_MIN_SPACE
,
261 HW_VAR_SHORTGI_DENSITY
,
263 HW_VAR_MCS_RATE_AVAILABLE
,
266 HW_VAR_DIS_Req_Qsize
,
267 HW_VAR_CCX_CHNL_LOAD
,
268 HW_VAR_CCX_NOISE_HISTOGRAM
,
275 HW_VAR_SET_DEV_POWER
,
285 HW_VAR_USER_CONTROL_TURBO_MODE
,
291 HW_VAR_AUTOLOAD_STATUS
,
292 HW_VAR_RF_2R_DISABLE
,
294 HW_VAR_H2C_FW_PWRMODE
,
295 HW_VAR_H2C_FW_JOINBSSRPT
,
296 HW_VAR_1X1_RECV_COMBINE
,
297 HW_VAR_STOP_SEND_BEACON
,
302 HW_VAR_H2C_FW_UPDATE_GTK
,
305 HW_VAR_WF_IS_MAC_ADDR
,
306 HW_VAR_H2C_FW_OFFLOAD
,
309 HW_VAR_HANDLE_FW_C2H
,
310 HW_VAR_DL_FW_RSVD_PAGE
,
312 HW_VAR_HW_SEQ_ENABLE
,
317 HW_VAR_SWITCH_EPHY_WoWLAN
,
318 HW_VAR_INT_MIGRATION
,
325 RT_OP_MODE_INFRASTRUCTURE
,
332 (((priv->rtllib->current_network.mode == IEEE_A) \
333 || (priv->rtllib->current_network.mode == IEEE_N_24G) \
334 || (priv->rtllib->current_network.mode == IEEE_N_5G)) ? 16 : 10)
336 #define MGMT_QUEUE_NUM 5
338 #define IEEE_CMD_SET_WPA_PARAM 1
339 #define IEEE_CMD_SET_WPA_IE 2
340 #define IEEE_CMD_SET_ENCRYPTION 3
341 #define IEEE_CMD_MLME 4
343 #define IEEE_PARAM_WPA_ENABLED 1
344 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
345 #define IEEE_PARAM_DROP_UNENCRYPTED 3
346 #define IEEE_PARAM_PRIVACY_INVOKED 4
347 #define IEEE_PARAM_AUTH_ALGS 5
348 #define IEEE_PARAM_IEEE_802_1X 6
349 #define IEEE_PARAM_WPAX_SELECT 7
351 #define IEEE_MLME_STA_DEAUTH 1
352 #define IEEE_MLME_STA_DISASSOC 2
355 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
356 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
357 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
358 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
359 #define IEEE_CRYPT_ALG_NAME_LEN 16
361 #define MAX_IE_LEN 0xff
365 u8 sta_addr
[ETH_ALEN
];
381 u8 alg
[IEEE_CRYPT_ALG_NAME_LEN
];
385 u8 seq
[8]; /* sequence counter (set: RX, get: TX) */
392 #define msleep_interruptible_rsl msleep_interruptible
394 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
397 * The figure in section 7.1.2 suggests a body size of up to 2312
398 * bytes is allowed, which is a bit confusing, I suspect this
399 * represents the 2304 bytes of real data, plus a possible 8 bytes of
400 * WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro)
402 #define RTLLIB_1ADDR_LEN 10
403 #define RTLLIB_2ADDR_LEN 16
404 #define RTLLIB_3ADDR_LEN 24
405 #define RTLLIB_4ADDR_LEN 30
406 #define RTLLIB_FCS_LEN 4
408 #define RTLLIB_SKBBUFFER_SIZE 2500
410 #define MIN_FRAG_THRESHOLD 256U
411 #define MAX_FRAG_THRESHOLD 2346U
413 /* Frame control field constants */
414 #define RTLLIB_FCTL_FTYPE 0x000c
415 #define RTLLIB_FCTL_STYPE 0x00f0
416 #define RTLLIB_FCTL_FRAMETYPE 0x00fc
417 #define RTLLIB_FCTL_TODS 0x0100
418 #define RTLLIB_FCTL_FROMDS 0x0200
419 #define RTLLIB_FCTL_DSTODS 0x0300
420 #define RTLLIB_FCTL_MOREFRAGS 0x0400
421 #define RTLLIB_FCTL_RETRY 0x0800
422 #define RTLLIB_FCTL_PM 0x1000
423 #define RTLLIB_FCTL_MOREDATA 0x2000
424 #define RTLLIB_FCTL_WEP 0x4000
425 #define RTLLIB_FCTL_ORDER 0x8000
427 #define RTLLIB_FTYPE_MGMT 0x0000
428 #define RTLLIB_FTYPE_CTL 0x0004
429 #define RTLLIB_FTYPE_DATA 0x0008
432 #define RTLLIB_STYPE_ASSOC_REQ 0x0000
433 #define RTLLIB_STYPE_ASSOC_RESP 0x0010
434 #define RTLLIB_STYPE_REASSOC_REQ 0x0020
435 #define RTLLIB_STYPE_REASSOC_RESP 0x0030
436 #define RTLLIB_STYPE_PROBE_REQ 0x0040
437 #define RTLLIB_STYPE_PROBE_RESP 0x0050
438 #define RTLLIB_STYPE_BEACON 0x0080
439 #define RTLLIB_STYPE_ATIM 0x0090
440 #define RTLLIB_STYPE_DISASSOC 0x00A0
441 #define RTLLIB_STYPE_AUTH 0x00B0
442 #define RTLLIB_STYPE_DEAUTH 0x00C0
443 #define RTLLIB_STYPE_MANAGE_ACT 0x00D0
446 #define RTLLIB_STYPE_PSPOLL 0x00A0
447 #define RTLLIB_STYPE_RTS 0x00B0
448 #define RTLLIB_STYPE_CTS 0x00C0
449 #define RTLLIB_STYPE_ACK 0x00D0
452 #define RTLLIB_STYPE_DATA 0x0000
453 #define RTLLIB_STYPE_DATA_CFACK 0x0010
454 #define RTLLIB_STYPE_DATA_CFPOLL 0x0020
455 #define RTLLIB_STYPE_DATA_CFACKPOLL 0x0030
456 #define RTLLIB_STYPE_NULLFUNC 0x0040
457 #define RTLLIB_STYPE_QOS_DATA 0x0080
458 #define RTLLIB_STYPE_QOS_NULL 0x00C0
460 #define RTLLIB_SCTL_FRAG 0x000F
461 #define RTLLIB_SCTL_SEQ 0xFFF0
464 #define RTLLIB_QCTL_TID 0x000F
466 #define FC_QOS_BIT BIT7
467 #define IsDataFrame(pdu) (((pdu[0] & 0x0C) == 0x08) ? true : false)
468 #define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)))
469 #define IsQoSDataFrame(pframe) \
470 ((*(u16 *)pframe&(RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA)) == \
471 (RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA))
472 #define Frame_Order(pframe) (*(u16 *)pframe&RTLLIB_FCTL_ORDER)
473 #define SN_LESS(a, b) (((a-b)&0x800) != 0)
474 #define SN_EQUAL(a, b) (a == b)
475 #define MAX_DEV_ADDR_SIZE 8
491 enum init_gain_op_type
{
498 LED_CTL_POWER_ON
= 1,
503 LED_CTL_SITE_SURVEY
= 6,
504 LED_CTL_POWER_OFF
= 7,
505 LED_CTL_START_TO_LINK
= 8,
508 enum rt_rf_type_def
{
514 WIRELESS_MODE_UNKNOWN
= 0x00,
515 WIRELESS_MODE_A
= 0x01,
516 WIRELESS_MODE_B
= 0x02,
517 WIRELESS_MODE_G
= 0x04,
518 WIRELESS_MODE_AUTO
= 0x08,
519 WIRELESS_MODE_N_24G
= 0x10,
520 WIRELESS_MODE_N_5G
= 0x20
524 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
525 #define ETH_P_IP 0x0800 /* Internet Protocol packet */
526 #define ETH_P_ARP 0x0806 /* Address Resolution packet */
527 #endif /* ETH_P_PAE */
529 #ifndef ETH_P_80211_RAW
530 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
533 /* IEEE 802.11 defines */
535 #define P80211_OUI_LEN 3
537 struct rtllib_snap_hdr
{
539 u8 dsap
; /* always 0xAA */
540 u8 ssap
; /* always 0xAA */
541 u8 ctrl
; /* always 0x03 */
542 u8 oui
[P80211_OUI_LEN
]; /* organizational universal id */
546 enum _REG_PREAMBLE_MODE
{
552 #define SNAP_SIZE sizeof(struct rtllib_snap_hdr)
554 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTLLIB_FCTL_FTYPE)
555 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTLLIB_FCTL_STYPE)
556 #define WLAN_FC_MORE_DATA(fc) ((fc) & RTLLIB_FCTL_MOREDATA)
558 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & RTLLIB_FCTL_FRAMETYPE)
559 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTLLIB_SCTL_FRAG)
560 #define WLAN_GET_SEQ_SEQ(seq) (((seq) & RTLLIB_SCTL_SEQ) >> 4)
562 /* Authentication algorithms */
563 #define WLAN_AUTH_OPEN 0
564 #define WLAN_AUTH_SHARED_KEY 1
565 #define WLAN_AUTH_LEAP 128
567 #define WLAN_CAPABILITY_ESS (1<<0)
568 #define WLAN_CAPABILITY_IBSS (1<<1)
569 #define WLAN_CAPABILITY_PRIVACY (1<<4)
570 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
571 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
573 #define RTLLIB_STATMASK_SIGNAL (1<<0)
574 #define RTLLIB_STATMASK_RSSI (1<<1)
575 #define RTLLIB_STATMASK_NOISE (1<<2)
576 #define RTLLIB_STATMASK_WEMASK 0x7
578 #define RTLLIB_CCK_MODULATION (1<<0)
579 #define RTLLIB_OFDM_MODULATION (1<<1)
581 #define RTLLIB_24GHZ_BAND (1<<0)
582 #define RTLLIB_52GHZ_BAND (1<<1)
584 #define RTLLIB_CCK_RATE_LEN 4
585 #define RTLLIB_CCK_RATE_1MB 0x02
586 #define RTLLIB_CCK_RATE_2MB 0x04
587 #define RTLLIB_CCK_RATE_5MB 0x0B
588 #define RTLLIB_CCK_RATE_11MB 0x16
589 #define RTLLIB_OFDM_RATE_LEN 8
590 #define RTLLIB_OFDM_RATE_6MB 0x0C
591 #define RTLLIB_OFDM_RATE_9MB 0x12
592 #define RTLLIB_OFDM_RATE_12MB 0x18
593 #define RTLLIB_OFDM_RATE_18MB 0x24
594 #define RTLLIB_OFDM_RATE_24MB 0x30
595 #define RTLLIB_OFDM_RATE_36MB 0x48
596 #define RTLLIB_OFDM_RATE_48MB 0x60
597 #define RTLLIB_OFDM_RATE_54MB 0x6C
598 #define RTLLIB_BASIC_RATE_MASK 0x80
600 /* this is stolen and modified from the madwifi driver*/
601 #define RTLLIB_FC0_TYPE_MASK 0x0c
602 #define RTLLIB_FC0_TYPE_DATA 0x08
603 #define RTLLIB_FC0_SUBTYPE_MASK 0xB0
604 #define RTLLIB_FC0_SUBTYPE_QOS 0x80
606 #define RTLLIB_QOS_HAS_SEQ(fc) \
607 (((fc) & (RTLLIB_FC0_TYPE_MASK | RTLLIB_FC0_SUBTYPE_MASK)) == \
608 (RTLLIB_FC0_TYPE_DATA | RTLLIB_FC0_SUBTYPE_QOS))
610 /* this is stolen from ipw2200 driver */
611 #define IEEE_IBSS_MAC_HASH_SIZE 31
612 struct ieee_ibss_seq
{
616 unsigned long packet_time
[17];
617 struct list_head list
;
620 /* NOTE: This data is for statistical purposes; not all hardware provides this
621 * information for frames received. Not setting these will not cause
622 * any adverse affects.
624 struct rtllib_rx_stats
{
629 u16 rate
; /* in 100 kbps */
646 u16 bShortPreamble
:1;
662 bool RxIs40MHzPacket
;
664 u8 RxMIMOSignalStrength
[4];
665 s8 RxMIMOSignalQuality
[2];
666 bool bPacketMatchBSSID
;
678 /* IEEE 802.11 requires that STA supports concurrent reception of at least
679 * three fragmented frames. This define can be increased to support more
680 * concurrent frames, but it should be noted that each entry can consume about
681 * 2 kB of RAM and increasing cache size will slow down frame reassembly.
683 #define RTLLIB_FRAG_CACHE_LEN 4
685 struct rtllib_frag_entry
{
686 unsigned long first_frag_time
;
688 unsigned int last_frag
;
690 u8 src_addr
[ETH_ALEN
];
691 u8 dst_addr
[ETH_ALEN
];
694 struct rtllib_device
;
696 #define SEC_ACTIVE_KEY (1<<4)
697 #define SEC_AUTH_MODE (1<<5)
698 #define SEC_UNICAST_GROUP (1<<6)
699 #define SEC_LEVEL (1<<7)
700 #define SEC_ENABLED (1<<8)
702 #define SEC_LEVEL_0 0 /* None */
703 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
704 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
705 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
706 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
708 #define SEC_ALG_NONE 0
709 #define SEC_ALG_WEP 1
710 #define SEC_ALG_TKIP 2
711 #define SEC_ALG_CCMP 4
713 #define WEP_KEY_LEN 13
714 #define SCM_KEY_LEN 32
716 struct rtllib_security
{
721 unicast_uses_group
:1,
723 u8 key_sizes
[NUM_WEP_KEYS
];
724 u8 keys
[NUM_WEP_KEYS
][SCM_KEY_LEN
];
730 /* 802.11 data frame from AP
731 * ,-------------------------------------------------------------------.
732 * Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
733 * |------|------|---------|---------|---------|------|---------|------|
734 * Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
735 * | | tion | (BSSID) | | | ence | data | |
736 * `-------------------------------------------------------------------'
737 * Total: 28-2340 bytes
740 /* Management Frame Information Element Types */
744 MFIE_TYPE_FH_SET
= 2,
745 MFIE_TYPE_DS_SET
= 3,
746 MFIE_TYPE_CF_SET
= 4,
748 MFIE_TYPE_IBSS_SET
= 6,
749 MFIE_TYPE_COUNTRY
= 7,
750 MFIE_TYPE_HOP_PARAMS
= 8,
751 MFIE_TYPE_HOP_TABLE
= 9,
752 MFIE_TYPE_REQUEST
= 10,
753 MFIE_TYPE_CHALLENGE
= 16,
754 MFIE_TYPE_POWER_CONSTRAINT
= 32,
755 MFIE_TYPE_POWER_CAPABILITY
= 33,
756 MFIE_TYPE_TPC_REQUEST
= 34,
757 MFIE_TYPE_TPC_REPORT
= 35,
758 MFIE_TYPE_SUPP_CHANNELS
= 36,
760 MFIE_TYPE_MEASURE_REQUEST
= 38,
761 MFIE_TYPE_MEASURE_REPORT
= 39,
762 MFIE_TYPE_QUIET
= 40,
763 MFIE_TYPE_IBSS_DFS
= 41,
765 MFIE_TYPE_HT_CAP
= 45,
767 MFIE_TYPE_RATES_EX
= 50,
768 MFIE_TYPE_HT_INFO
= 61,
769 MFIE_TYPE_AIRONET
= 133,
770 MFIE_TYPE_GENERIC
= 221,
771 MFIE_TYPE_QOS_PARAMETER
= 222,
774 /* Minimal header; can be used for passing 802.11 frames with sufficient
775 * information to determine what type of underlying data type is actually
776 * stored in the data.
778 struct rtllib_pspoll_hdr
{
791 struct rtllib_hdr_1addr
{
798 struct rtllib_hdr_2addr
{
806 struct rtllib_hdr_3addr
{
816 struct rtllib_hdr_4addr
{
827 struct rtllib_hdr_3addrqos
{
838 struct rtllib_hdr_4addrqos
{
850 struct rtllib_info_element
{
856 struct rtllib_authentication
{
857 struct rtllib_hdr_3addr header
;
862 struct rtllib_info_element info_element
[0];
865 struct rtllib_disauth
{
866 struct rtllib_hdr_3addr header
;
870 struct rtllib_disassoc
{
871 struct rtllib_hdr_3addr header
;
875 struct rtllib_probe_request
{
876 struct rtllib_hdr_3addr header
;
877 /* SSID, supported rates */
878 struct rtllib_info_element info_element
[0];
881 struct rtllib_probe_response
{
882 struct rtllib_hdr_3addr header
;
884 __le16 beacon_interval
;
886 /* SSID, supported rates, FH params, DS params,
887 * CF params, IBSS params, TIM (if beacon), RSN
889 struct rtllib_info_element info_element
[0];
892 /* Alias beacon for probe_response */
893 #define rtllib_beacon rtllib_probe_response
895 struct rtllib_assoc_request_frame
{
896 struct rtllib_hdr_3addr header
;
898 __le16 listen_interval
;
899 /* SSID, supported rates, RSN */
900 struct rtllib_info_element info_element
[0];
903 struct rtllib_assoc_response_frame
{
904 struct rtllib_hdr_3addr header
;
908 struct rtllib_info_element info_element
[0]; /* supported rates */
919 struct sk_buff
*fragments
[0];
922 #define MAX_SUBFRAME_COUNT 64
925 struct sk_buff
*subframes
[MAX_SUBFRAME_COUNT
];
942 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
943 * only use 8, and then use extended rates for the remaining supported
944 * rates. Other APs, however, stick all of their supported rates on the
945 * main rates information element...
947 #define MAX_RATES_LENGTH ((u8)12)
948 #define MAX_RATES_EX_LENGTH ((u8)16)
949 #define MAX_NETWORK_COUNT 96
951 #define MAX_CHANNEL_NUMBER 161
952 #define RTLLIB_SOFTMAC_SCAN_TIME 100
953 #define RTLLIB_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
955 #define MAX_WPA_IE_LEN 64
956 #define MAX_WZC_IE_LEN 256
958 #define NETWORK_EMPTY_ESSID (1<<0)
959 #define NETWORK_HAS_OFDM (1<<1)
960 #define NETWORK_HAS_CCK (1<<2)
963 #define NETWORK_HAS_QOS_PARAMETERS (1<<3)
964 #define NETWORK_HAS_QOS_INFORMATION (1<<4)
965 #define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
966 NETWORK_HAS_QOS_INFORMATION)
968 #define NETWORK_HAS_ERP_VALUE (1<<10)
970 #define QOS_QUEUE_NUM 4
971 #define QOS_OUI_LEN 3
972 #define QOS_OUI_TYPE 2
973 #define QOS_ELEMENT_ID 221
974 #define QOS_OUI_INFO_SUB_TYPE 0
975 #define QOS_OUI_PARAM_SUB_TYPE 1
976 #define QOS_VERSION_1 1
978 struct rtllib_qos_information_element
{
988 struct rtllib_qos_ac_parameter
{
994 struct rtllib_qos_parameter_info
{
995 struct rtllib_qos_information_element info_element
;
997 struct rtllib_qos_ac_parameter ac_params_record
[QOS_QUEUE_NUM
];
1000 struct rtllib_qos_parameters
{
1001 __le16 cw_min
[QOS_QUEUE_NUM
];
1002 __le16 cw_max
[QOS_QUEUE_NUM
];
1003 u8 aifs
[QOS_QUEUE_NUM
];
1004 u8 flag
[QOS_QUEUE_NUM
];
1005 __le16 tx_op_limit
[QOS_QUEUE_NUM
];
1008 struct rtllib_qos_data
{
1009 struct rtllib_qos_parameters parameters
;
1010 unsigned int wmm_acm
;
1017 struct rtllib_tim_parameters
{
1022 struct rtllib_wmm_ac_param
{
1023 u8 ac_aci_acm_aifsn
;
1024 u8 ac_ecwmin_ecwmax
;
1033 EAPOL_ENCAP_ASF_ALERT
1036 static const char * const eap_types
[] = {
1037 [EAP_PACKET
] = "EAP-Packet",
1038 [EAPOL_START
] = "EAPOL-Start",
1039 [EAPOL_LOGOFF
] = "EAPOL-Logoff",
1040 [EAPOL_KEY
] = "EAPOL-Key",
1041 [EAPOL_ENCAP_ASF_ALERT
] = "EAPOL-Encap-ASF-Alert"
1044 static inline const char *eap_get_type(int type
)
1046 return ((u32
)type
>= ARRAY_SIZE(eap_types
)) ? "Unknown" :
1049 static inline u8
Frame_QoSTID(u8
*buf
)
1051 struct rtllib_hdr_3addr
*hdr
;
1054 hdr
= (struct rtllib_hdr_3addr
*)buf
;
1055 fc
= le16_to_cpu(hdr
->frame_ctl
);
1056 return (u8
)((union frameqos
*)(buf
+ (((fc
& RTLLIB_FCTL_TODS
) &&
1057 (fc
& RTLLIB_FCTL_FROMDS
)) ? 30 : 24)))->field
.tid
;
1069 struct rtllib_softmac_stats
{
1070 unsigned int rx_ass_ok
;
1071 unsigned int rx_ass_err
;
1072 unsigned int rx_probe_rq
;
1073 unsigned int tx_probe_rs
;
1074 unsigned int tx_beacons
;
1075 unsigned int rx_auth_rq
;
1076 unsigned int rx_auth_rs_ok
;
1077 unsigned int rx_auth_rs_err
;
1078 unsigned int tx_auth_rq
;
1079 unsigned int no_auth_rs
;
1080 unsigned int no_ass_rs
;
1081 unsigned int tx_ass_rq
;
1082 unsigned int rx_ass_rq
;
1083 unsigned int tx_probe_rq
;
1084 unsigned int reassoc
;
1085 unsigned int swtxstop
;
1086 unsigned int swtxawake
;
1087 unsigned char CurrentShowTxate
;
1088 unsigned char last_packet_rate
;
1089 unsigned int txretrycount
;
1092 /* These are the data types that can make up management packets
1094 * u16 auth_algorithm;
1095 * u16 auth_sequence;
1096 * u16 beacon_interval;
1098 * u8 current_ap[ETH_ALEN];
1099 * u16 listen_interval;
1101 * u16 association_id:14, reserved:2;
1103 * u32 time_stamp[2];
1108 #define RTLLIB_DEFAULT_TX_ESSID "Penguin"
1109 #define RTLLIB_DEFAULT_BASIC_RATE 2
1111 enum {WMM_all_frame
, WMM_two_frame
, WMM_four_frame
, WMM_six_frame
};
1112 #define MAX_SP_Len (WMM_all_frame << 4)
1113 #define RTLLIB_QOS_TID 0x0f
1114 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1116 #define RTLLIB_DTIM_MBCAST 4
1117 #define RTLLIB_DTIM_UCAST 2
1118 #define RTLLIB_DTIM_VALID 1
1119 #define RTLLIB_DTIM_INVALID 0
1121 #define RTLLIB_PS_DISABLED 0
1122 #define RTLLIB_PS_UNICAST RTLLIB_DTIM_UCAST
1123 #define RTLLIB_PS_MBCAST RTLLIB_DTIM_MBCAST
1125 #define WME_AC_BK 0x00
1126 #define WME_AC_BE 0x01
1127 #define WME_AC_VI 0x02
1128 #define WME_AC_VO 0x03
1129 #define WME_AC_PRAM_LEN 16
1131 #define MAX_RECEIVE_BUFFER_SIZE 9100
1133 #define UP2AC(up) ( \
1134 ((up) < 1) ? WME_AC_BE : \
1135 ((up) < 3) ? WME_AC_BK : \
1136 ((up) < 4) ? WME_AC_BE : \
1137 ((up) < 6) ? WME_AC_VI : \
1140 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
1141 #define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address
1146 ERP_NonERPpresent
= 0x01,
1147 ERP_UseProtection
= 0x02,
1148 ERP_BarkerPreambleMode
= 0x04,
1151 struct rtllib_network
{
1152 /* These entries are used to identify a unique network */
1155 /* Ensure null-terminated for any debug msgs */
1156 u8 ssid
[IW_ESSID_MAX_SIZE
+ 1];
1158 u8 hidden_ssid
[IW_ESSID_MAX_SIZE
+ 1];
1160 struct rtllib_qos_data qos_data
;
1162 bool bWithAironetIE
;
1163 bool bCkipSupported
;
1168 u8 MBssid
[ETH_ALEN
];
1169 bool bWithCcxVerNum
;
1171 /* These are network statistics */
1172 struct rtllib_rx_stats stats
;
1174 u8 rates
[MAX_RATES_LENGTH
];
1176 u8 rates_ex
[MAX_RATES_EX_LENGTH
];
1178 unsigned long last_scanned
;
1182 u16 beacon_interval
;
1183 u16 listen_interval
;
1186 u8 wpa_ie
[MAX_WPA_IE_LEN
];
1188 u8 rsn_ie
[MAX_WPA_IE_LEN
];
1190 u8 wzc_ie
[MAX_WZC_IE_LEN
];
1193 struct rtllib_tim_parameters tim
;
1196 u64 last_dtim_sta_time
;
1199 struct rtllib_wmm_ac_param wmm_param
[4];
1202 u8 CountryIeBuf
[MAX_IE_LEN
];
1203 struct bss_ht bssht
;
1204 bool broadcom_cap_exist
;
1205 bool realtek_cap_exit
;
1206 bool marvell_cap_exist
;
1207 bool ralink_cap_exist
;
1208 bool atheros_cap_exist
;
1209 bool cisco_cap_exist
;
1210 bool airgo_cap_exist
;
1211 bool unknown_cap_exist
;
1212 bool berp_info_valid
;
1213 bool buseprotection
;
1216 struct list_head list
;
1221 /* the card is not linked at all */
1224 /* RTLLIB_ASSOCIATING* are for BSS client mode
1225 * the driver shall not perform RX filtering unless
1226 * the state is LINKED.
1227 * The driver shall just check for the state LINKED and
1228 * defaults to NOLINK for ALL the other states (including
1232 /* the association procedure will start (wq scheduling)*/
1234 RTLLIB_ASSOCIATING_RETRY
,
1236 /* the association procedure is sending AUTH request*/
1237 RTLLIB_ASSOCIATING_AUTHENTICATING
,
1239 /* the association procedure has successfully authenticated
1240 * and is sending association request
1242 RTLLIB_ASSOCIATING_AUTHENTICATED
,
1244 /* the link is ok. the card associated to a BSS or linked
1245 * to a ibss cell or acting as an AP and creating the bss
1249 /* same as LINKED, but the driver shall apply RX filter
1250 * rules as we are in NO_LINK mode. As the card is still
1251 * logically linked, but it is doing a syncro site survey
1252 * then it will be back to LINKED state.
1254 RTLLIB_LINKED_SCANNING
,
1257 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1258 #define DEFAULT_FTS 2346
1260 #define CFG_RTLLIB_RESERVE_FCS (1<<0)
1261 #define CFG_RTLLIB_COMPUTE_FCS (1<<1)
1265 struct rtllib_txb
*txb
;
1268 struct bandwidth_autoswitch
{
1269 long threshold_20Mhzto40Mhz
;
1270 long threshold_40Mhzto20Mhz
;
1271 bool bforced_tx20Mhz
;
1272 bool bautoswitch_enable
;
1277 #define REORDER_WIN_SIZE 128
1278 #define REORDER_ENTRY_NUM 128
1279 struct rx_reorder_entry
{
1280 struct list_head List
;
1282 struct rtllib_rxb
*prxb
;
1297 enum ips_callback_function
{
1298 IPS_CALLBACK_NONE
= 0,
1299 IPS_CALLBACK_MGNT_LINK_REQUEST
= 1,
1300 IPS_CALLBACK_JOIN_REQUEST
= 2,
1303 enum rt_rf_power_state
{
1309 struct rt_pwr_save_ctrl
{
1312 bool bIPSModeBackup
;
1313 bool bSwRfProcessing
;
1314 enum rt_rf_power_state eInactivePowerState
;
1315 enum ips_callback_function ReturnPoint
;
1319 u8 RegMaxLPSAwakeIntvl
;
1329 #define RT_RF_CHANGE_SOURCE u32
1331 #define RF_CHANGE_BY_SW BIT31
1332 #define RF_CHANGE_BY_HW BIT30
1333 #define RF_CHANGE_BY_PS BIT29
1334 #define RF_CHANGE_BY_IPS BIT28
1335 #define RF_CHANGE_BY_INIT 0
1337 enum country_code_type
{
1338 COUNTRY_CODE_FCC
= 0,
1339 COUNTRY_CODE_IC
= 1,
1340 COUNTRY_CODE_ETSI
= 2,
1341 COUNTRY_CODE_SPAIN
= 3,
1342 COUNTRY_CODE_FRANCE
= 4,
1343 COUNTRY_CODE_MKK
= 5,
1344 COUNTRY_CODE_MKK1
= 6,
1345 COUNTRY_CODE_ISRAEL
= 7,
1346 COUNTRY_CODE_TELEC
= 8,
1347 COUNTRY_CODE_MIC
= 9,
1348 COUNTRY_CODE_GLOBAL_DOMAIN
= 10,
1349 COUNTRY_CODE_WORLD_WIDE_13
= 11,
1350 COUNTRY_CODE_TELEC_NETGEAR
= 12,
1354 enum scan_op_backup_opt
{
1355 SCAN_OPT_BACKUP
= 0,
1360 enum fw_cmd_io_type
{
1361 FW_CMD_DIG_ENABLE
= 0,
1362 FW_CMD_DIG_DISABLE
= 1,
1363 FW_CMD_DIG_HALT
= 2,
1364 FW_CMD_DIG_RESUME
= 3,
1365 FW_CMD_HIGH_PWR_ENABLE
= 4,
1366 FW_CMD_HIGH_PWR_DISABLE
= 5,
1367 FW_CMD_RA_RESET
= 6,
1368 FW_CMD_RA_ACTIVE
= 7,
1369 FW_CMD_RA_REFRESH_N
= 8,
1370 FW_CMD_RA_REFRESH_BG
= 9,
1371 FW_CMD_RA_INIT
= 10,
1372 FW_CMD_IQK_ENABLE
= 11,
1373 FW_CMD_TXPWR_TRACK_ENABLE
= 12,
1374 FW_CMD_TXPWR_TRACK_DISABLE
= 13,
1375 FW_CMD_TXPWR_TRACK_THERMAL
= 14,
1376 FW_CMD_PAUSE_DM_BY_SCAN
= 15,
1377 FW_CMD_RESUME_DM_BY_SCAN
= 16,
1378 FW_CMD_RA_REFRESH_N_COMB
= 17,
1379 FW_CMD_RA_REFRESH_BG_COMB
= 18,
1380 FW_CMD_ANTENNA_SW_ENABLE
= 19,
1381 FW_CMD_ANTENNA_SW_DISABLE
= 20,
1382 FW_CMD_TX_FEEDBACK_CCX_ENABLE
= 21,
1383 FW_CMD_LPS_ENTER
= 22,
1384 FW_CMD_LPS_LEAVE
= 23,
1387 #define RT_MAX_LD_SLOT_NUM 10
1388 struct rt_link_detect
{
1390 u32 NumRecvBcnInPeriod
;
1391 u32 NumRecvDataInPeriod
;
1393 u32 RxBcnNum
[RT_MAX_LD_SLOT_NUM
];
1394 u32 RxDataNum
[RT_MAX_LD_SLOT_NUM
];
1398 u32 NumTxOkInPeriod
;
1399 u32 NumRxOkInPeriod
;
1400 u32 NumRxUnicastOkInPeriod
;
1402 bool bHigherBusyTraffic
;
1403 bool bHigherBusyRxTraffic
;
1406 struct sw_cam_table
{
1408 u8 macaddr
[ETH_ALEN
];
1416 #define TOTAL_CAM_ENTRY 32
1417 struct rate_adaptive
{
1418 u8 rate_adaptive_disabled
;
1422 u32 high_rssi_thresh_for_ra
;
1423 u32 high2low_rssi_thresh_for_ra
;
1424 u8 low2high_rssi_thresh_for_ra40M
;
1425 u32 low_rssi_thresh_for_ra40M
;
1426 u8 low2high_rssi_thresh_for_ra20M
;
1427 u32 low_rssi_thresh_for_ra20M
;
1428 u32 upper_rssi_threshold_ratr
;
1429 u32 middle_rssi_threshold_ratr
;
1430 u32 low_rssi_threshold_ratr
;
1431 u32 low_rssi_threshold_ratr_40M
;
1432 u32 low_rssi_threshold_ratr_20M
;
1433 u8 ping_rssi_enable
;
1435 u32 ping_rssi_thresh_for_ra
;
1441 #define NUM_PMKID_CACHE 16
1442 struct rt_pmkid_list
{
1449 struct rt_intel_promisc_mode
{
1450 bool bPromiscuousOn
;
1451 bool bFilterSourceStationFrame
;
1455 /*************** DRIVER STATUS *****/
1456 #define STATUS_SCANNING 0
1457 /*************** DRIVER STATUS *****/
1462 LPS_WAIT_NULL_DATA_SEND
= 2,
1465 struct rtllib_device
{
1466 struct pci_dev
*pdev
;
1467 struct net_device
*dev
;
1468 struct rtllib_security sec
;
1470 bool disable_mgnt_queue
;
1472 unsigned long status
;
1475 enum rt_op_mode OpMode
;
1477 /* The last AssocReq/Resp IEs */
1478 u8
*assocreq_ies
, *assocresp_ies
;
1479 size_t assocreq_ies_len
, assocresp_ies_len
;
1485 bool is_silent_reset
;
1489 bool bSupportRemoteWakeUp
;
1491 bool FirstIe_InScan
;
1492 bool be_scan_inprogress
;
1494 enum rt_rf_power_state eRFPowerState
;
1495 RT_RF_CHANGE_SOURCE RfOffReason
;
1498 struct rt_hi_throughput
*pHTInfo
;
1500 spinlock_t reorder_spinlock
;
1501 u8 Regdot11HTOperationalRateSet
[16];
1502 u8 Regdot11TxHTOperationalRateSet
[16];
1503 u8 dot11HTOperationalRateSet
[16];
1504 u8 RegHTSuppRateSet
[16];
1505 u8 HTCurrentOperaRate
;
1506 u8 HTHighestOperaRate
;
1507 u8 bTxDisableRateFallBack
;
1508 u8 bTxUseDriverAssingedRate
;
1509 u8 bTxEnableFwCalcDur
;
1512 struct list_head Tx_TS_Admit_List
;
1513 struct list_head Tx_TS_Pending_List
;
1514 struct list_head Tx_TS_Unused_List
;
1515 struct tx_ts_record TxTsRecord
[TOTAL_TS_NUM
];
1516 struct list_head Rx_TS_Admit_List
;
1517 struct list_head Rx_TS_Pending_List
;
1518 struct list_head Rx_TS_Unused_List
;
1519 struct rx_ts_record RxTsRecord
[TOTAL_TS_NUM
];
1520 struct rx_reorder_entry RxReorderEntry
[128];
1521 struct list_head RxReorder_Unused_List
;
1524 /* Bookkeeping structures */
1525 struct net_device_stats stats
;
1526 struct rtllib_softmac_stats softmac_stats
;
1528 /* Probe / Beacon management */
1529 struct list_head network_free_list
;
1530 struct list_head network_list
;
1531 struct rtllib_network
*networks
;
1535 int iw_mode
; /* operating mode (IW_MODE_*) */
1536 bool bNetPromiscuousMode
;
1537 struct rt_intel_promisc_mode IntelPromiscuousModeInfo
;
1540 spinlock_t wpax_suitlist_lock
;
1542 int tx_headroom
; /* Set to size of any additional room needed at front
1543 * of allocated Tx SKBs
1547 /* WEP and other encryption related settings at the device level */
1548 int open_wep
; /* Set to 1 to allow unencrypted frames */
1550 int reset_on_keychange
; /* Set to 1 if the HW needs to be reset on
1554 /* If the host performs {en,de}cryption, then set to 1 */
1558 int ieee802_1x
; /* is IEEE 802.1X used */
1561 bool bHalfWirelessN24GMode
;
1563 int drop_unencrypted
;
1564 int tkip_countermeasures
;
1565 int privacy_invoked
;
1570 u8 ap_mac_addr
[ETH_ALEN
];
1571 u16 pairwise_key_type
;
1574 struct lib80211_crypt_info crypt_info
;
1576 struct sw_cam_table swcamtable
[TOTAL_CAM_ENTRY
];
1578 struct rt_pmkid_list PMKIDList
[NUM_PMKID_CACHE
];
1580 /* Fragmentation structures */
1581 struct rtllib_frag_entry frag_cache
[17][RTLLIB_FRAG_CACHE_LEN
];
1582 unsigned int frag_next_idx
[17];
1583 u16 fts
; /* Fragmentation Threshold */
1584 #define DEFAULT_RTS_THRESHOLD 2346U
1585 #define MIN_RTS_THRESHOLD 1
1586 #define MAX_RTS_THRESHOLD 2346U
1587 u16 rts
; /* RTS threshold */
1589 /* Association info */
1592 /* This stores infos for the current network.
1593 * Either the network we are associated in INFRASTRUCTURE
1594 * or the network that we are creating in MASTER mode.
1595 * ad-hoc is a mixture ;-).
1596 * Note that in infrastructure mode, even when not associated,
1597 * fields bssid and essid may be valid (if wpa_set and essid_set
1598 * are true) as thy carry the value set by the user via iwconfig
1600 struct rtllib_network current_network
;
1602 enum rtllib_state state
;
1605 int mode
; /* A, B, G */
1606 int modulation
; /* CCK, OFDM */
1608 /* used for forcing the ibss workqueue to terminate
1609 * without wait for the syncro scan to terminate
1611 short sync_scan_hurryup
;
1614 /* map of allowed channels. 0 is dummy */
1617 u8 active_channel_map
[MAX_CHANNEL_NUMBER
+1];
1620 u8 ibss_maxjoin_chal
;
1622 int rate
; /* current rate */
1627 /* this contains flags for selectively enable softmac support */
1628 u16 softmac_features
;
1630 /* if the sequence control field is not filled by HW */
1633 /* association procedure transaction sequence number */
1636 /* AID for RTXed association responses */
1639 /* power save mode related*/
1645 struct tasklet_struct ps_task
;
1650 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1652 short scanning_continue
;
1653 short proto_started
;
1654 short proto_stoppping
;
1656 struct mutex wx_mutex
;
1657 struct mutex scan_mutex
;
1658 struct mutex ips_mutex
;
1660 spinlock_t mgmt_tx_lock
;
1661 spinlock_t beacon_lock
;
1668 /* set on initialization */
1669 unsigned int wmm_acm
;
1671 /* for discarding duplicated packets in IBSS */
1672 struct list_head ibss_mac_hash
[IEEE_IBSS_MAC_HASH_SIZE
];
1674 /* for discarding duplicated packets in BSS */
1675 u16 last_rxseq_num
[17]; /* rx seq previous per-tid */
1676 u16 last_rxfrag_num
[17];/* tx frag previous per-tid */
1677 unsigned long last_packet_time
[17];
1680 unsigned long last_rx_ps_time
;
1684 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1685 struct sk_buff
*mgmt_queue_ring
[MGMT_QUEUE_NUM
];
1686 int mgmt_queue_head
;
1687 int mgmt_queue_tail
;
1689 struct sk_buff_head skb_waitQ
[MAX_QUEUE_SIZE
];
1690 struct sk_buff_head skb_aggQ
[MAX_QUEUE_SIZE
];
1692 bool bdynamic_txpower_enable
;
1694 bool bCTSToSelfEnable
;
1696 u32 fsync_time_interval
;
1697 u32 fsync_rate_bitmap
;
1698 u8 fsync_rssi_threshold
;
1701 u8 fsync_multiple_timeinterval
;
1702 u32 fsync_firstdiff_ratethreshold
;
1703 u32 fsync_seconddiff_ratethreshold
;
1704 enum fsync_state fsync_state
;
1705 bool bis_any_nonbepkts
;
1706 struct bandwidth_autoswitch bandwidth_auto_switch
;
1709 struct rt_link_detect LinkDetectInfo
;
1710 bool bIsAggregateFrame
;
1711 struct rt_pwr_save_ctrl PowerSaveControl
;
1713 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1714 struct tx_pending tx_pending
;
1716 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1717 struct timer_list associate_timer
;
1719 /* used if IEEE_SOFTMAC_BEACONS is set */
1720 struct timer_list beacon_timer
;
1722 struct work_struct associate_complete_wq
;
1723 struct work_struct ips_leave_wq
;
1724 struct delayed_work associate_procedure_wq
;
1725 struct delayed_work softmac_scan_wq
;
1726 struct delayed_work associate_retry_wq
;
1727 struct delayed_work start_ibss_wq
;
1728 struct delayed_work hw_wakeup_wq
;
1729 struct delayed_work hw_sleep_wq
;
1730 struct delayed_work link_change_wq
;
1731 struct work_struct wx_sync_scan_wq
;
1734 struct rtllib_rxb
*RfdArray
[REORDER_WIN_SIZE
];
1735 struct rtllib_rxb
*stats_IndicateArray
[REORDER_WIN_SIZE
];
1736 struct rtllib_rxb
*prxbIndicateArray
[REORDER_WIN_SIZE
];
1738 struct sw_chnl_cmd PreCommonCmd
[MAX_PRECMD_CNT
];
1739 struct sw_chnl_cmd PostCommonCmd
[MAX_POSTCMD_CNT
];
1740 struct sw_chnl_cmd RfDependCmd
[MAX_RFDEPENDCMD_CNT
];
1744 /* Callback functions */
1745 void (*set_security
)(struct net_device
*dev
,
1746 struct rtllib_security
*sec
);
1748 /* Used to TX data frame by using txb structs.
1749 * this is not used if in the softmac_features
1750 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1752 int (*hard_start_xmit
)(struct rtllib_txb
*txb
,
1753 struct net_device
*dev
);
1755 int (*reset_port
)(struct net_device
*dev
);
1757 /* Softmac-generated frames (management) are TXed via this
1758 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1759 * not set. As some cards may have different HW queues that
1760 * one might want to use for data and management frames
1761 * the option to have two callbacks might be useful.
1762 * This function can't sleep.
1764 int (*softmac_hard_start_xmit
)(struct sk_buff
*skb
,
1765 struct net_device
*dev
);
1767 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1768 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1769 * frames. If the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1770 * then also management frames are sent via this callback.
1771 * This function can't sleep.
1773 void (*softmac_data_hard_start_xmit
)(struct sk_buff
*skb
,
1774 struct net_device
*dev
, int rate
);
1776 /* stops the HW queue for DATA frames. Useful to avoid
1777 * waste time to TX data frame when we are reassociating
1778 * This function can sleep.
1780 void (*data_hard_stop
)(struct net_device
*dev
);
1782 /* OK this is complementing to data_poll_hard_stop */
1783 void (*data_hard_resume
)(struct net_device
*dev
);
1785 /* ask to the driver to retune the radio.
1786 * This function can sleep. the driver should ensure
1787 * the radio has been switched before return.
1789 void (*set_chan
)(struct net_device
*dev
, short ch
);
1791 void (*rtllib_start_hw_scan
)(struct net_device
*dev
);
1792 void (*rtllib_stop_hw_scan
)(struct net_device
*dev
);
1794 /* indicate the driver that the link state is changed
1795 * for example it may indicate the card is associated now.
1796 * Driver might be interested in this to apply RX filter
1797 * rules or simply light the LINK led
1799 void (*link_change
)(struct net_device
*dev
);
1801 /* these two function indicates to the HW when to start
1802 * and stop to send beacons. This is used when the
1803 * IEEE_SOFTMAC_BEACONS is not set. For now the
1804 * stop_send_bacons is NOT guaranteed to be called only
1805 * after start_send_beacons.
1807 void (*start_send_beacons
)(struct net_device
*dev
);
1808 void (*stop_send_beacons
)(struct net_device
*dev
);
1810 /* power save mode related */
1811 void (*sta_wake_up
)(struct net_device
*dev
);
1812 void (*enter_sleep_state
)(struct net_device
*dev
, u64 time
);
1813 short (*ps_is_queue_empty
)(struct net_device
*dev
);
1814 int (*handle_beacon
)(struct net_device
*dev
,
1815 struct rtllib_beacon
*beacon
,
1816 struct rtllib_network
*network
);
1817 int (*handle_assoc_response
)(struct net_device
*dev
,
1818 struct rtllib_assoc_response_frame
*resp
,
1819 struct rtllib_network
*network
);
1822 /* check whether Tx hw resource available */
1823 short (*check_nic_enough_desc
)(struct net_device
*dev
, int queue_index
);
1824 void (*SetBWModeHandler
)(struct net_device
*dev
,
1825 enum ht_channel_width Bandwidth
,
1826 enum ht_extchnl_offset Offset
);
1827 bool (*GetNmodeSupportBySecCfg
)(struct net_device
*dev
);
1828 void (*SetWirelessMode
)(struct net_device
*dev
, u8 wireless_mode
);
1829 bool (*GetHalfNmodeSupportByAPsHandler
)(struct net_device
*dev
);
1830 u8 (*rtllib_ap_sec_type
)(struct rtllib_device
*ieee
);
1831 void (*InitialGainHandler
)(struct net_device
*dev
, u8 Operation
);
1832 bool (*SetFwCmdHandler
)(struct net_device
*dev
,
1833 enum fw_cmd_io_type FwCmdIO
);
1834 void (*UpdateBeaconInterruptHandler
)(struct net_device
*dev
,
1836 void (*ScanOperationBackupHandler
)(struct net_device
*dev
,
1838 void (*LedControlHandler
)(struct net_device
*dev
,
1839 enum led_ctl_mode LedAction
);
1840 void (*SetHwRegHandler
)(struct net_device
*dev
, u8 variable
, u8
*val
);
1842 void (*AllowAllDestAddrHandler
)(struct net_device
*dev
,
1843 bool bAllowAllDA
, bool WriteIntoReg
);
1845 void (*rtllib_ips_leave_wq
)(struct net_device
*dev
);
1846 void (*rtllib_ips_leave
)(struct net_device
*dev
);
1847 void (*LeisurePSLeave
)(struct net_device
*dev
);
1849 /* This must be the last item so that it points to the data
1850 * allocated beyond this structure by alloc_rtllib
1855 #define IEEE_A (1<<0)
1856 #define IEEE_B (1<<1)
1857 #define IEEE_G (1<<2)
1858 #define IEEE_N_24G (1<<4)
1859 #define IEEE_N_5G (1<<5)
1860 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1862 /* Generate a 802.11 header */
1864 /* Uses the channel change callback directly
1865 * instead of [start/stop] scan callbacks
1867 #define IEEE_SOFTMAC_SCAN (1<<2)
1869 /* Perform authentication and association handshake */
1870 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1872 /* Generate probe requests */
1873 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1875 /* Generate response to probe requests */
1876 #define IEEE_SOFTMAC_PROBERS (1<<5)
1878 /* The ieee802.11 stack will manage the netif queue
1879 * wake/stop for the driver, taking care of 802.11
1880 * fragmentation. See softmac.c for details.
1882 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1884 /* Uses only the softmac_data_hard_start_xmit
1885 * even for TX management frames.
1887 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1889 /* Generate beacons. The stack will enqueue beacons
1892 #define IEEE_SOFTMAC_BEACONS (1<<6)
1895 static inline void *rtllib_priv(struct net_device
*dev
)
1897 return ((struct rtllib_device
*)netdev_priv(dev
))->priv
;
1900 static inline int rtllib_is_empty_essid(const char *essid
, int essid_len
)
1902 /* Single white space is for Linksys APs */
1903 if (essid_len
== 1 && essid
[0] == ' ')
1906 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1909 if (essid
[essid_len
] != '\0')
1916 static inline int rtllib_get_hdrlen(u16 fc
)
1918 int hdrlen
= RTLLIB_3ADDR_LEN
;
1920 switch (WLAN_FC_GET_TYPE(fc
)) {
1921 case RTLLIB_FTYPE_DATA
:
1922 if ((fc
& RTLLIB_FCTL_FROMDS
) && (fc
& RTLLIB_FCTL_TODS
))
1923 hdrlen
= RTLLIB_4ADDR_LEN
; /* Addr4 */
1924 if (RTLLIB_QOS_HAS_SEQ(fc
))
1925 hdrlen
+= 2; /* QOS ctrl*/
1927 case RTLLIB_FTYPE_CTL
:
1928 switch (WLAN_FC_GET_STYPE(fc
)) {
1929 case RTLLIB_STYPE_CTS
:
1930 case RTLLIB_STYPE_ACK
:
1931 hdrlen
= RTLLIB_1ADDR_LEN
;
1934 hdrlen
= RTLLIB_2ADDR_LEN
;
1943 static inline u8
*rtllib_get_payload(struct rtllib_hdr
*hdr
)
1945 switch (rtllib_get_hdrlen(le16_to_cpu(hdr
->frame_ctl
))) {
1946 case RTLLIB_1ADDR_LEN
:
1947 return ((struct rtllib_hdr_1addr
*)hdr
)->payload
;
1948 case RTLLIB_2ADDR_LEN
:
1949 return ((struct rtllib_hdr_2addr
*)hdr
)->payload
;
1950 case RTLLIB_3ADDR_LEN
:
1951 return ((struct rtllib_hdr_3addr
*)hdr
)->payload
;
1952 case RTLLIB_4ADDR_LEN
:
1953 return ((struct rtllib_hdr_4addr
*)hdr
)->payload
;
1958 static inline int rtllib_is_ofdm_rate(u8 rate
)
1960 switch (rate
& ~RTLLIB_BASIC_RATE_MASK
) {
1961 case RTLLIB_OFDM_RATE_6MB
:
1962 case RTLLIB_OFDM_RATE_9MB
:
1963 case RTLLIB_OFDM_RATE_12MB
:
1964 case RTLLIB_OFDM_RATE_18MB
:
1965 case RTLLIB_OFDM_RATE_24MB
:
1966 case RTLLIB_OFDM_RATE_36MB
:
1967 case RTLLIB_OFDM_RATE_48MB
:
1968 case RTLLIB_OFDM_RATE_54MB
:
1974 static inline int rtllib_is_cck_rate(u8 rate
)
1976 switch (rate
& ~RTLLIB_BASIC_RATE_MASK
) {
1977 case RTLLIB_CCK_RATE_1MB
:
1978 case RTLLIB_CCK_RATE_2MB
:
1979 case RTLLIB_CCK_RATE_5MB
:
1980 case RTLLIB_CCK_RATE_11MB
:
1988 void free_rtllib(struct net_device
*dev
);
1989 struct net_device
*alloc_rtllib(int sizeof_priv
);
1993 int rtllib_encrypt_fragment(
1994 struct rtllib_device
*ieee
,
1995 struct sk_buff
*frag
,
1998 int rtllib_xmit(struct sk_buff
*skb
, struct net_device
*dev
);
1999 void rtllib_txb_free(struct rtllib_txb
*);
2002 int rtllib_rx(struct rtllib_device
*ieee
, struct sk_buff
*skb
,
2003 struct rtllib_rx_stats
*rx_stats
);
2004 void rtllib_rx_probe_rq(struct rtllib_device
*ieee
,
2005 struct sk_buff
*skb
);
2006 int rtllib_legal_channel(struct rtllib_device
*rtllib
, u8 channel
);
2009 int rtllib_wx_get_scan(struct rtllib_device
*ieee
,
2010 struct iw_request_info
*info
,
2011 union iwreq_data
*wrqu
, char *key
);
2012 int rtllib_wx_set_encode(struct rtllib_device
*ieee
,
2013 struct iw_request_info
*info
,
2014 union iwreq_data
*wrqu
, char *key
);
2015 int rtllib_wx_get_encode(struct rtllib_device
*ieee
,
2016 struct iw_request_info
*info
,
2017 union iwreq_data
*wrqu
, char *key
);
2018 int rtllib_wx_set_encode_ext(struct rtllib_device
*ieee
,
2019 struct iw_request_info
*info
,
2020 union iwreq_data
*wrqu
, char *extra
);
2021 int rtllib_wx_set_auth(struct rtllib_device
*ieee
,
2022 struct iw_request_info
*info
,
2023 struct iw_param
*data
, char *extra
);
2024 int rtllib_wx_set_mlme(struct rtllib_device
*ieee
,
2025 struct iw_request_info
*info
,
2026 union iwreq_data
*wrqu
, char *extra
);
2027 int rtllib_wx_set_gen_ie(struct rtllib_device
*ieee
, u8
*ie
, size_t len
);
2029 /* rtllib_softmac.c */
2030 int rtllib_rx_frame_softmac(struct rtllib_device
*ieee
, struct sk_buff
*skb
,
2031 struct rtllib_rx_stats
*rx_stats
, u16 type
,
2033 void rtllib_softmac_new_net(struct rtllib_device
*ieee
,
2034 struct rtllib_network
*net
);
2036 void SendDisassociation(struct rtllib_device
*ieee
, bool deauth
, u16 asRsn
);
2037 void rtllib_softmac_xmit(struct rtllib_txb
*txb
, struct rtllib_device
*ieee
);
2039 void rtllib_stop_send_beacons(struct rtllib_device
*ieee
);
2040 void notify_wx_assoc_event(struct rtllib_device
*ieee
);
2041 void rtllib_start_ibss(struct rtllib_device
*ieee
);
2042 void rtllib_softmac_init(struct rtllib_device
*ieee
);
2043 void rtllib_softmac_free(struct rtllib_device
*ieee
);
2044 void rtllib_disassociate(struct rtllib_device
*ieee
);
2045 void rtllib_stop_scan(struct rtllib_device
*ieee
);
2046 bool rtllib_act_scanning(struct rtllib_device
*ieee
, bool sync_scan
);
2047 void rtllib_stop_scan_syncro(struct rtllib_device
*ieee
);
2048 void rtllib_start_scan_syncro(struct rtllib_device
*ieee
, u8 is_mesh
);
2049 void rtllib_sta_ps_send_null_frame(struct rtllib_device
*ieee
, short pwr
);
2050 void rtllib_sta_ps_send_pspoll_frame(struct rtllib_device
*ieee
);
2051 void rtllib_start_protocol(struct rtllib_device
*ieee
);
2052 void rtllib_stop_protocol(struct rtllib_device
*ieee
, u8 shutdown
);
2054 void rtllib_EnableNetMonitorMode(struct net_device
*dev
, bool bInitState
);
2055 void rtllib_DisableNetMonitorMode(struct net_device
*dev
, bool bInitState
);
2056 void rtllib_EnableIntelPromiscuousMode(struct net_device
*dev
, bool bInitState
);
2057 void rtllib_DisableIntelPromiscuousMode(struct net_device
*dev
,
2059 void rtllib_softmac_stop_protocol(struct rtllib_device
*ieee
,
2060 u8 mesh_flag
, u8 shutdown
);
2061 void rtllib_softmac_start_protocol(struct rtllib_device
*ieee
, u8 mesh_flag
);
2063 void rtllib_reset_queue(struct rtllib_device
*ieee
);
2064 void rtllib_wake_all_queues(struct rtllib_device
*ieee
);
2065 void rtllib_stop_all_queues(struct rtllib_device
*ieee
);
2066 struct sk_buff
*rtllib_get_beacon(struct rtllib_device
*ieee
);
2067 void rtllib_start_send_beacons(struct rtllib_device
*ieee
);
2068 void rtllib_stop_send_beacons(struct rtllib_device
*ieee
);
2069 int rtllib_wpa_supplicant_ioctl(struct rtllib_device
*ieee
,
2070 struct iw_point
*p
, u8 is_mesh
);
2072 void notify_wx_assoc_event(struct rtllib_device
*ieee
);
2073 void rtllib_ps_tx_ack(struct rtllib_device
*ieee
, short success
);
2075 void softmac_mgmt_xmit(struct sk_buff
*skb
, struct rtllib_device
*ieee
);
2076 u8
rtllib_ap_sec_type(struct rtllib_device
*ieee
);
2078 /* rtllib_softmac_wx.c */
2080 int rtllib_wx_get_wap(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2081 union iwreq_data
*wrqu
, char *ext
);
2083 int rtllib_wx_set_wap(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2084 union iwreq_data
*awrq
, char *extra
);
2086 int rtllib_wx_get_essid(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2087 union iwreq_data
*wrqu
, char *b
);
2089 int rtllib_wx_set_rate(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2090 union iwreq_data
*wrqu
, char *extra
);
2092 int rtllib_wx_get_rate(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2093 union iwreq_data
*wrqu
, char *extra
);
2095 int rtllib_wx_set_mode(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2096 union iwreq_data
*wrqu
, char *b
);
2098 int rtllib_wx_set_scan(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2099 union iwreq_data
*wrqu
, char *b
);
2101 int rtllib_wx_set_essid(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2102 union iwreq_data
*wrqu
, char *extra
);
2104 int rtllib_wx_get_mode(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2105 union iwreq_data
*wrqu
, char *b
);
2107 int rtllib_wx_set_freq(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2108 union iwreq_data
*wrqu
, char *b
);
2110 int rtllib_wx_get_freq(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2111 union iwreq_data
*wrqu
, char *b
);
2112 void rtllib_wx_sync_scan_wq(void *data
);
2114 int rtllib_wx_set_rawtx(struct rtllib_device
*ieee
,
2115 struct iw_request_info
*info
,
2116 union iwreq_data
*wrqu
, char *extra
);
2118 int rtllib_wx_get_name(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2119 union iwreq_data
*wrqu
, char *extra
);
2121 int rtllib_wx_set_power(struct rtllib_device
*ieee
,
2122 struct iw_request_info
*info
,
2123 union iwreq_data
*wrqu
, char *extra
);
2125 int rtllib_wx_get_power(struct rtllib_device
*ieee
,
2126 struct iw_request_info
*info
,
2127 union iwreq_data
*wrqu
, char *extra
);
2129 int rtllib_wx_set_rts(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2130 union iwreq_data
*wrqu
, char *extra
);
2132 int rtllib_wx_get_rts(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2133 union iwreq_data
*wrqu
, char *extra
);
2134 #define MAX_RECEIVE_BUFFER_SIZE 9100
2136 void HTSetConnectBwMode(struct rtllib_device
*ieee
,
2137 enum ht_channel_width Bandwidth
,
2138 enum ht_extchnl_offset Offset
);
2139 void HTUpdateDefaultSetting(struct rtllib_device
*ieee
);
2140 void HTConstructCapabilityElement(struct rtllib_device
*ieee
,
2141 u8
*posHTCap
, u8
*len
,
2142 u8 isEncrypt
, bool bAssoc
);
2143 void HTConstructInfoElement(struct rtllib_device
*ieee
,
2144 u8
*posHTInfo
, u8
*len
, u8 isEncrypt
);
2145 void HTConstructRT2RTAggElement(struct rtllib_device
*ieee
,
2146 u8
*posRT2RTAgg
, u8
*len
);
2147 void HTOnAssocRsp(struct rtllib_device
*ieee
);
2148 void HTInitializeHTInfo(struct rtllib_device
*ieee
);
2149 void HTInitializeBssDesc(struct bss_ht
*pBssHT
);
2150 void HTResetSelfAndSavePeerSetting(struct rtllib_device
*ieee
,
2151 struct rtllib_network
*pNetwork
);
2152 void HT_update_self_and_peer_setting(struct rtllib_device
*ieee
,
2153 struct rtllib_network
*pNetwork
);
2154 u8
HTGetHighestMCSRate(struct rtllib_device
*ieee
, u8
*pMCSRateSet
,
2156 extern u8 MCS_FILTER_ALL
[];
2157 extern u16 MCS_DATA_RATE
[2][2][77];
2158 u8
HTCCheck(struct rtllib_device
*ieee
, u8
*pFrame
);
2159 void HTResetIOTSetting(struct rt_hi_throughput
*pHTInfo
);
2160 bool IsHTHalfNmodeAPs(struct rtllib_device
*ieee
);
2161 u16
TxCountToDataRate(struct rtllib_device
*ieee
, u8 nDataRate
);
2162 int rtllib_rx_ADDBAReq(struct rtllib_device
*ieee
, struct sk_buff
*skb
);
2163 int rtllib_rx_ADDBARsp(struct rtllib_device
*ieee
, struct sk_buff
*skb
);
2164 int rtllib_rx_DELBA(struct rtllib_device
*ieee
, struct sk_buff
*skb
);
2165 void TsInitAddBA(struct rtllib_device
*ieee
, struct tx_ts_record
*pTS
,
2166 u8 Policy
, u8 bOverwritePending
);
2167 void TsInitDelBA(struct rtllib_device
*ieee
,
2168 struct ts_common_info
*pTsCommonInfo
,
2169 enum tr_select TxRxSelect
);
2170 void BaSetupTimeOut(unsigned long data
);
2171 void TxBaInactTimeout(unsigned long data
);
2172 void RxBaInactTimeout(unsigned long data
);
2173 void ResetBaEntry(struct ba_record
*pBA
);
2174 bool GetTs(struct rtllib_device
*ieee
, struct ts_common_info
**ppTS
, u8
*Addr
,
2175 u8 TID
, enum tr_select TxRxSelect
, bool bAddNewTs
);
2176 void TSInitialize(struct rtllib_device
*ieee
);
2177 void TsStartAddBaProcess(struct rtllib_device
*ieee
,
2178 struct tx_ts_record
*pTxTS
);
2179 void RemovePeerTS(struct rtllib_device
*ieee
, u8
*Addr
);
2180 void RemoveAllTS(struct rtllib_device
*ieee
);
2182 extern const long rtllib_wlan_frequencies
[];
2184 static inline const char *escape_essid(const char *essid
, u8 essid_len
)
2186 static char escaped
[IW_ESSID_MAX_SIZE
* 2 + 1];
2188 if (rtllib_is_empty_essid(essid
, essid_len
)) {
2189 memcpy(escaped
, "<hidden>", sizeof("<hidden>"));
2193 snprintf(escaped
, sizeof(escaped
), "%*pEn", essid_len
, essid
);
2197 /* fun with the built-in rtllib stack... */
2198 bool rtllib_MgntDisconnect(struct rtllib_device
*rtllib
, u8 asRsn
);
2201 /* For the function is more related to hardware setting, it's better to use the
2202 * ieee handler to refer to it.
2204 void rtllib_FlushRxTsPendingPkts(struct rtllib_device
*ieee
,
2205 struct rx_ts_record
*pTS
);
2206 int rtllib_parse_info_param(struct rtllib_device
*ieee
,
2207 struct rtllib_info_element
*info_element
,
2209 struct rtllib_network
*network
,
2210 struct rtllib_rx_stats
*stats
);
2212 void rtllib_indicate_packets(struct rtllib_device
*ieee
,
2213 struct rtllib_rxb
**prxbIndicateArray
, u8 index
);
2214 void HTUseDefaultSetting(struct rtllib_device
*ieee
);
2215 #define RT_ASOC_RETRY_LIMIT 5
2216 u8
MgntQuery_TxRateExcludeCCKRates(struct rtllib_device
*ieee
);
2218 #endif /* RTLLIB_H */