1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Merged with mainline rtllib.h in Aug 2004. Original ieee802_11
4 * remains copyright by the original authors
6 * Portions of the merged code are based on Host AP (software wireless
7 * LAN access point) driver for Intersil Prism2/2.5/3.
9 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
10 * <jkmaline@cc.hut.fi>
11 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
13 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
14 * <jketreno@linux.intel.com>
15 * Copyright (c) 2004, Intel Corporation
17 * Modified for Realtek's wi-fi cards by Andrea Merello
18 * <andrea.merello@gmail.com>
22 #include <linux/if_ether.h> /* ETH_ALEN */
23 #include <linux/kernel.h> /* ARRAY_SIZE */
24 #include <linux/module.h>
25 #include <linux/interrupt.h>
26 #include <linux/jiffies.h>
27 #include <linux/timer.h>
28 #include <linux/sched.h>
29 #include <linux/mutex.h>
31 #include <linux/delay.h>
32 #include <linux/wireless.h>
34 #include "rtllib_debug.h"
35 #include "rtl819x_HT.h"
36 #include "rtl819x_BA.h"
37 #include "rtl819x_TS.h"
39 #include <linux/netdevice.h>
40 #include <linux/if_arp.h> /* ARPHRD_ETHER */
41 #include <net/lib80211.h>
43 #define MAX_PRECMD_CNT 16
44 #define MAX_RFDEPENDCMD_CNT 16
45 #define MAX_POSTCMD_CNT 16
50 #include <net/iw_handler.h>
52 #ifndef IW_MODE_MONITOR
53 #define IW_MODE_MONITOR 6
57 #define IWEVCUSTOM 0x8c02
61 /* Max number of char in custom event - use multiple of them if needed */
62 #define IW_CUSTOM_MAX 256 /* In bytes */
65 #define skb_tail_pointer_rsl(skb) skb_tail_pointer(skb)
67 #define queue_delayed_work_rsl(x, y, z) queue_delayed_work(x, y, z)
68 #define INIT_DELAYED_WORK_RSL(x, y, z) INIT_DELAYED_WORK(x, y)
70 #define queue_work_rsl(x, y) queue_work(x, y)
71 #define INIT_WORK_RSL(x, y, z) INIT_WORK(x, y)
73 #define container_of_work_rsl(x, y, z) container_of(x, y, z)
74 #define container_of_dwork_rsl(x, y, z) \
75 container_of(to_delayed_work(x), y, z)
77 #define iwe_stream_add_event_rsl(info, start, stop, iwe, len) \
78 iwe_stream_add_event(info, start, stop, iwe, len)
80 #define iwe_stream_add_point_rsl(info, start, stop, iwe, p) \
81 iwe_stream_add_point(info, start, stop, iwe, p)
83 static inline void *netdev_priv_rsl(struct net_device
*dev
)
85 return netdev_priv(dev
);
88 #define KEY_TYPE_NA 0x0
89 #define KEY_TYPE_WEP40 0x1
90 #define KEY_TYPE_TKIP 0x2
91 #define KEY_TYPE_CCMP 0x4
92 #define KEY_TYPE_WEP104 0x5
93 /* added for rtl819x tx procedure */
94 #define MAX_QUEUE_SIZE 0x10
101 #define TXCMD_QUEUE 5
104 #define BEACON_QUEUE 8
107 #define IW_MODE_MESH 7
110 #define IE_CISCO_FLAG_POSITION 0x08
111 #define SUPPORT_CKIP_MIC 0x08
112 #define SUPPORT_CKIP_PK 0x10
113 #define RT_RF_OFF_LEVL_HALT_NIC BIT3
114 #define RT_IN_PS_LEVEL(pPSC, _PS_FLAG) \
115 ((pPSC->CurPsLevel & _PS_FLAG) ? true : false)
116 #define RT_CLEAR_PS_LEVEL(pPSC, _PS_FLAG) \
117 (pPSC->CurPsLevel &= (~(_PS_FLAG)))
118 #define RT_SET_PS_LEVEL(pPSC, _PS_FLAG) (pPSC->CurPsLevel |= _PS_FLAG)
120 /* defined for skb cb field */
121 /* At most 28 byte */
123 /* Tx Desc Related flags (8-9) */
129 u8 bTxDisableRateFallBack
:1;
130 u8 bTxUseDriverAssingedRate
:1;
135 /* Tx Firmware Related flags (10-11)*/
139 u8 bUseShortPreamble
:1;
140 u8 bTxEnableFwCalcDur
:1;
147 u8 bRTSUseShortPreamble
:1;
154 /* Tx Desc related element(12-19) */
165 /* Tx firmware related element(20-27) */
173 u8 bIsSpecialDataFrame
;
179 enum sw_chnl_cmd_id
{
181 CmdID_SetTxPowerLevel
,
183 CmdID_WritePortUlong
,
184 CmdID_WritePortUshort
,
185 CmdID_WritePortUchar
,
190 enum sw_chnl_cmd_id CmdID
;
196 /*--------------------------Define -------------------------------------------*/
199 #define MGN_5_5M 0x0b
211 #define MGN_MCS0 0x80
212 #define MGN_MCS1 0x81
213 #define MGN_MCS2 0x82
214 #define MGN_MCS3 0x83
215 #define MGN_MCS4 0x84
216 #define MGN_MCS5 0x85
217 #define MGN_MCS6 0x86
218 #define MGN_MCS7 0x87
219 #define MGN_MCS8 0x88
220 #define MGN_MCS9 0x89
221 #define MGN_MCS10 0x8a
222 #define MGN_MCS11 0x8b
223 #define MGN_MCS12 0x8c
224 #define MGN_MCS13 0x8d
225 #define MGN_MCS14 0x8e
226 #define MGN_MCS15 0x8f
230 HW_VAR_MULTICAST_REG
,
234 HW_VAR_SECURITY_CONF
,
235 HW_VAR_BEACON_INTERVAL
,
237 HW_VAR_LISTEN_INTERVAL
,
250 HW_VAR_RATE_FALLBACK_CONTROL
,
251 HW_VAR_CONTENTION_WINDOW
,
256 HW_VAR_AMPDU_MIN_SPACE
,
257 HW_VAR_SHORTGI_DENSITY
,
259 HW_VAR_MCS_RATE_AVAILABLE
,
262 HW_VAR_DIS_Req_Qsize
,
263 HW_VAR_CCX_CHNL_LOAD
,
264 HW_VAR_CCX_NOISE_HISTOGRAM
,
271 HW_VAR_SET_DEV_POWER
,
281 HW_VAR_USER_CONTROL_TURBO_MODE
,
287 HW_VAR_AUTOLOAD_STATUS
,
288 HW_VAR_RF_2R_DISABLE
,
290 HW_VAR_H2C_FW_PWRMODE
,
291 HW_VAR_H2C_FW_JOINBSSRPT
,
292 HW_VAR_1X1_RECV_COMBINE
,
293 HW_VAR_STOP_SEND_BEACON
,
298 HW_VAR_H2C_FW_UPDATE_GTK
,
301 HW_VAR_WF_IS_MAC_ADDR
,
302 HW_VAR_H2C_FW_OFFLOAD
,
305 HW_VAR_HANDLE_FW_C2H
,
306 HW_VAR_DL_FW_RSVD_PAGE
,
308 HW_VAR_HW_SEQ_ENABLE
,
313 HW_VAR_SWITCH_EPHY_WoWLAN
,
314 HW_VAR_INT_MIGRATION
,
321 RT_OP_MODE_INFRASTRUCTURE
,
328 (((priv->rtllib->current_network.mode == IEEE_A) \
329 || (priv->rtllib->current_network.mode == IEEE_N_24G) \
330 || (priv->rtllib->current_network.mode == IEEE_N_5G)) ? 16 : 10)
332 #define MGMT_QUEUE_NUM 5
334 #define MAX_IE_LEN 0xff
336 #define msleep_interruptible_rsl msleep_interruptible
338 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
341 * The figure in section 7.1.2 suggests a body size of up to 2312
342 * bytes is allowed, which is a bit confusing, I suspect this
343 * represents the 2304 bytes of real data, plus a possible 8 bytes of
344 * WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro)
346 #define RTLLIB_1ADDR_LEN 10
347 #define RTLLIB_2ADDR_LEN 16
348 #define RTLLIB_3ADDR_LEN 24
349 #define RTLLIB_4ADDR_LEN 30
350 #define RTLLIB_FCS_LEN 4
352 #define RTLLIB_SKBBUFFER_SIZE 2500
354 #define MIN_FRAG_THRESHOLD 256U
355 #define MAX_FRAG_THRESHOLD 2346U
357 /* Frame control field constants */
358 #define RTLLIB_FCTL_FTYPE 0x000c
359 #define RTLLIB_FCTL_STYPE 0x00f0
360 #define RTLLIB_FCTL_FRAMETYPE 0x00fc
361 #define RTLLIB_FCTL_TODS 0x0100
362 #define RTLLIB_FCTL_FROMDS 0x0200
363 #define RTLLIB_FCTL_DSTODS 0x0300
364 #define RTLLIB_FCTL_MOREFRAGS 0x0400
365 #define RTLLIB_FCTL_RETRY 0x0800
366 #define RTLLIB_FCTL_PM 0x1000
367 #define RTLLIB_FCTL_MOREDATA 0x2000
368 #define RTLLIB_FCTL_WEP 0x4000
369 #define RTLLIB_FCTL_ORDER 0x8000
371 #define RTLLIB_FTYPE_MGMT 0x0000
372 #define RTLLIB_FTYPE_CTL 0x0004
373 #define RTLLIB_FTYPE_DATA 0x0008
376 #define RTLLIB_STYPE_ASSOC_REQ 0x0000
377 #define RTLLIB_STYPE_ASSOC_RESP 0x0010
378 #define RTLLIB_STYPE_REASSOC_REQ 0x0020
379 #define RTLLIB_STYPE_REASSOC_RESP 0x0030
380 #define RTLLIB_STYPE_PROBE_REQ 0x0040
381 #define RTLLIB_STYPE_PROBE_RESP 0x0050
382 #define RTLLIB_STYPE_BEACON 0x0080
383 #define RTLLIB_STYPE_ATIM 0x0090
384 #define RTLLIB_STYPE_DISASSOC 0x00A0
385 #define RTLLIB_STYPE_AUTH 0x00B0
386 #define RTLLIB_STYPE_DEAUTH 0x00C0
387 #define RTLLIB_STYPE_MANAGE_ACT 0x00D0
390 #define RTLLIB_STYPE_PSPOLL 0x00A0
391 #define RTLLIB_STYPE_RTS 0x00B0
392 #define RTLLIB_STYPE_CTS 0x00C0
393 #define RTLLIB_STYPE_ACK 0x00D0
396 #define RTLLIB_STYPE_DATA 0x0000
397 #define RTLLIB_STYPE_DATA_CFACK 0x0010
398 #define RTLLIB_STYPE_DATA_CFPOLL 0x0020
399 #define RTLLIB_STYPE_DATA_CFACKPOLL 0x0030
400 #define RTLLIB_STYPE_NULLFUNC 0x0040
401 #define RTLLIB_STYPE_QOS_DATA 0x0080
402 #define RTLLIB_STYPE_QOS_NULL 0x00C0
404 #define RTLLIB_SCTL_FRAG 0x000F
405 #define RTLLIB_SCTL_SEQ 0xFFF0
408 #define RTLLIB_QCTL_TID 0x000F
410 #define FC_QOS_BIT BIT7
411 #define IsDataFrame(pdu) (((pdu[0] & 0x0C) == 0x08) ? true : false)
412 #define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)))
413 #define IsQoSDataFrame(pframe) \
414 ((*(u16 *)pframe&(RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA)) == \
415 (RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA))
416 #define Frame_Order(pframe) (*(u16 *)pframe&RTLLIB_FCTL_ORDER)
417 #define SN_LESS(a, b) (((a-b)&0x800) != 0)
418 #define SN_EQUAL(a, b) (a == b)
419 #define MAX_DEV_ADDR_SIZE 8
435 enum init_gain_op_type
{
442 LED_CTL_POWER_ON
= 1,
447 LED_CTL_SITE_SURVEY
= 6,
448 LED_CTL_POWER_OFF
= 7,
449 LED_CTL_START_TO_LINK
= 8,
452 enum rt_rf_type_def
{
458 WIRELESS_MODE_UNKNOWN
= 0x00,
459 WIRELESS_MODE_A
= 0x01,
460 WIRELESS_MODE_B
= 0x02,
461 WIRELESS_MODE_G
= 0x04,
462 WIRELESS_MODE_AUTO
= 0x08,
463 WIRELESS_MODE_N_24G
= 0x10,
464 WIRELESS_MODE_N_5G
= 0x20
468 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
469 #define ETH_P_IP 0x0800 /* Internet Protocol packet */
470 #define ETH_P_ARP 0x0806 /* Address Resolution packet */
471 #endif /* ETH_P_PAE */
473 #ifndef ETH_P_80211_RAW
474 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
477 /* IEEE 802.11 defines */
479 #define P80211_OUI_LEN 3
481 struct rtllib_snap_hdr
{
482 u8 dsap
; /* always 0xAA */
483 u8 ssap
; /* always 0xAA */
484 u8 ctrl
; /* always 0x03 */
485 u8 oui
[P80211_OUI_LEN
]; /* organizational universal id */
489 enum _REG_PREAMBLE_MODE
{
495 #define SNAP_SIZE sizeof(struct rtllib_snap_hdr)
497 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTLLIB_FCTL_FTYPE)
498 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTLLIB_FCTL_STYPE)
499 #define WLAN_FC_MORE_DATA(fc) ((fc) & RTLLIB_FCTL_MOREDATA)
501 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & RTLLIB_FCTL_FRAMETYPE)
502 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTLLIB_SCTL_FRAG)
503 #define WLAN_GET_SEQ_SEQ(seq) (((seq) & RTLLIB_SCTL_SEQ) >> 4)
505 /* Authentication algorithms */
506 #define WLAN_AUTH_OPEN 0
507 #define WLAN_AUTH_SHARED_KEY 1
508 #define WLAN_AUTH_LEAP 128
510 #define WLAN_CAPABILITY_ESS (1<<0)
511 #define WLAN_CAPABILITY_IBSS (1<<1)
512 #define WLAN_CAPABILITY_PRIVACY (1<<4)
513 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
514 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
516 #define RTLLIB_STATMASK_SIGNAL (1<<0)
517 #define RTLLIB_STATMASK_RSSI (1<<1)
518 #define RTLLIB_STATMASK_NOISE (1<<2)
519 #define RTLLIB_STATMASK_WEMASK 0x7
521 #define RTLLIB_CCK_MODULATION (1<<0)
522 #define RTLLIB_OFDM_MODULATION (1<<1)
524 #define RTLLIB_24GHZ_BAND (1<<0)
525 #define RTLLIB_52GHZ_BAND (1<<1)
527 #define RTLLIB_CCK_RATE_LEN 4
528 #define RTLLIB_CCK_RATE_1MB 0x02
529 #define RTLLIB_CCK_RATE_2MB 0x04
530 #define RTLLIB_CCK_RATE_5MB 0x0B
531 #define RTLLIB_CCK_RATE_11MB 0x16
532 #define RTLLIB_OFDM_RATE_LEN 8
533 #define RTLLIB_OFDM_RATE_6MB 0x0C
534 #define RTLLIB_OFDM_RATE_9MB 0x12
535 #define RTLLIB_OFDM_RATE_12MB 0x18
536 #define RTLLIB_OFDM_RATE_18MB 0x24
537 #define RTLLIB_OFDM_RATE_24MB 0x30
538 #define RTLLIB_OFDM_RATE_36MB 0x48
539 #define RTLLIB_OFDM_RATE_48MB 0x60
540 #define RTLLIB_OFDM_RATE_54MB 0x6C
541 #define RTLLIB_BASIC_RATE_MASK 0x80
543 /* this is stolen and modified from the madwifi driver*/
544 #define RTLLIB_FC0_TYPE_MASK 0x0c
545 #define RTLLIB_FC0_TYPE_DATA 0x08
546 #define RTLLIB_FC0_SUBTYPE_MASK 0xB0
547 #define RTLLIB_FC0_SUBTYPE_QOS 0x80
549 #define RTLLIB_QOS_HAS_SEQ(fc) \
550 (((fc) & (RTLLIB_FC0_TYPE_MASK | RTLLIB_FC0_SUBTYPE_MASK)) == \
551 (RTLLIB_FC0_TYPE_DATA | RTLLIB_FC0_SUBTYPE_QOS))
553 /* this is stolen from ipw2200 driver */
554 #define IEEE_IBSS_MAC_HASH_SIZE 31
555 struct ieee_ibss_seq
{
559 unsigned long packet_time
[17];
560 struct list_head list
;
563 /* NOTE: This data is for statistical purposes; not all hardware provides this
564 * information for frames received. Not setting these will not cause
565 * any adverse affects.
567 struct rtllib_rx_stats
{
572 u16 rate
; /* in 100 kbps */
589 u16 bShortPreamble
:1;
605 bool RxIs40MHzPacket
;
607 u8 RxMIMOSignalStrength
[4];
608 s8 RxMIMOSignalQuality
[2];
609 bool bPacketMatchBSSID
;
621 /* IEEE 802.11 requires that STA supports concurrent reception of at least
622 * three fragmented frames. This define can be increased to support more
623 * concurrent frames, but it should be noted that each entry can consume about
624 * 2 kB of RAM and increasing cache size will slow down frame reassembly.
626 #define RTLLIB_FRAG_CACHE_LEN 4
628 struct rtllib_frag_entry
{
629 unsigned long first_frag_time
;
631 unsigned int last_frag
;
633 u8 src_addr
[ETH_ALEN
];
634 u8 dst_addr
[ETH_ALEN
];
637 struct rtllib_device
;
639 #define SEC_ACTIVE_KEY (1<<4)
640 #define SEC_AUTH_MODE (1<<5)
641 #define SEC_UNICAST_GROUP (1<<6)
642 #define SEC_LEVEL (1<<7)
643 #define SEC_ENABLED (1<<8)
645 #define SEC_LEVEL_0 0 /* None */
646 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
647 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
648 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
649 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
651 #define SEC_ALG_NONE 0
652 #define SEC_ALG_WEP 1
653 #define SEC_ALG_TKIP 2
654 #define SEC_ALG_CCMP 4
656 #define WEP_KEY_LEN 13
657 #define SCM_KEY_LEN 32
659 struct rtllib_security
{
664 unicast_uses_group
:1,
666 u8 key_sizes
[NUM_WEP_KEYS
];
667 u8 keys
[NUM_WEP_KEYS
][SCM_KEY_LEN
];
673 /* 802.11 data frame from AP
674 * ,-------------------------------------------------------------------.
675 * Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
676 * |------|------|---------|---------|---------|------|---------|------|
677 * Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
678 * | | tion | (BSSID) | | | ence | data | |
679 * `-------------------------------------------------------------------'
680 * Total: 28-2340 bytes
683 /* Management Frame Information Element Types */
687 MFIE_TYPE_FH_SET
= 2,
688 MFIE_TYPE_DS_SET
= 3,
689 MFIE_TYPE_CF_SET
= 4,
691 MFIE_TYPE_IBSS_SET
= 6,
692 MFIE_TYPE_COUNTRY
= 7,
693 MFIE_TYPE_HOP_PARAMS
= 8,
694 MFIE_TYPE_HOP_TABLE
= 9,
695 MFIE_TYPE_REQUEST
= 10,
696 MFIE_TYPE_CHALLENGE
= 16,
697 MFIE_TYPE_POWER_CONSTRAINT
= 32,
698 MFIE_TYPE_POWER_CAPABILITY
= 33,
699 MFIE_TYPE_TPC_REQUEST
= 34,
700 MFIE_TYPE_TPC_REPORT
= 35,
701 MFIE_TYPE_SUPP_CHANNELS
= 36,
703 MFIE_TYPE_MEASURE_REQUEST
= 38,
704 MFIE_TYPE_MEASURE_REPORT
= 39,
705 MFIE_TYPE_QUIET
= 40,
706 MFIE_TYPE_IBSS_DFS
= 41,
708 MFIE_TYPE_HT_CAP
= 45,
710 MFIE_TYPE_RATES_EX
= 50,
711 MFIE_TYPE_HT_INFO
= 61,
712 MFIE_TYPE_AIRONET
= 133,
713 MFIE_TYPE_GENERIC
= 221,
714 MFIE_TYPE_QOS_PARAMETER
= 222,
717 /* Minimal header; can be used for passing 802.11 frames with sufficient
718 * information to determine what type of underlying data type is actually
719 * stored in the data.
721 struct rtllib_pspoll_hdr
{
734 struct rtllib_hdr_1addr
{
741 struct rtllib_hdr_2addr
{
749 struct rtllib_hdr_3addr
{
759 struct rtllib_hdr_4addr
{
770 struct rtllib_hdr_3addrqos
{
781 struct rtllib_hdr_4addrqos
{
793 struct rtllib_info_element
{
799 struct rtllib_authentication
{
800 struct rtllib_hdr_3addr header
;
805 struct rtllib_info_element info_element
[0];
808 struct rtllib_disauth
{
809 struct rtllib_hdr_3addr header
;
813 struct rtllib_disassoc
{
814 struct rtllib_hdr_3addr header
;
818 struct rtllib_probe_request
{
819 struct rtllib_hdr_3addr header
;
820 /* SSID, supported rates */
821 struct rtllib_info_element info_element
[0];
824 struct rtllib_probe_response
{
825 struct rtllib_hdr_3addr header
;
827 __le16 beacon_interval
;
829 /* SSID, supported rates, FH params, DS params,
830 * CF params, IBSS params, TIM (if beacon), RSN
832 struct rtllib_info_element info_element
[0];
835 /* Alias beacon for probe_response */
836 #define rtllib_beacon rtllib_probe_response
838 struct rtllib_assoc_request_frame
{
839 struct rtllib_hdr_3addr header
;
841 __le16 listen_interval
;
842 /* SSID, supported rates, RSN */
843 struct rtllib_info_element info_element
[0];
846 struct rtllib_assoc_response_frame
{
847 struct rtllib_hdr_3addr header
;
851 struct rtllib_info_element info_element
[0]; /* supported rates */
862 struct sk_buff
*fragments
[0];
865 #define MAX_SUBFRAME_COUNT 64
868 struct sk_buff
*subframes
[MAX_SUBFRAME_COUNT
];
885 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
886 * only use 8, and then use extended rates for the remaining supported
887 * rates. Other APs, however, stick all of their supported rates on the
888 * main rates information element...
890 #define MAX_RATES_LENGTH ((u8)12)
891 #define MAX_RATES_EX_LENGTH ((u8)16)
892 #define MAX_NETWORK_COUNT 96
894 #define MAX_CHANNEL_NUMBER 161
895 #define RTLLIB_SOFTMAC_SCAN_TIME 100
896 #define RTLLIB_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
898 #define MAX_WPA_IE_LEN 64
899 #define MAX_WZC_IE_LEN 256
901 #define NETWORK_EMPTY_ESSID (1<<0)
902 #define NETWORK_HAS_OFDM (1<<1)
903 #define NETWORK_HAS_CCK (1<<2)
906 #define NETWORK_HAS_QOS_PARAMETERS (1<<3)
907 #define NETWORK_HAS_QOS_INFORMATION (1<<4)
908 #define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
909 NETWORK_HAS_QOS_INFORMATION)
911 #define NETWORK_HAS_ERP_VALUE (1<<10)
913 #define QOS_QUEUE_NUM 4
914 #define QOS_OUI_LEN 3
915 #define QOS_OUI_TYPE 2
916 #define QOS_ELEMENT_ID 221
917 #define QOS_OUI_INFO_SUB_TYPE 0
918 #define QOS_OUI_PARAM_SUB_TYPE 1
919 #define QOS_VERSION_1 1
921 struct rtllib_qos_information_element
{
931 struct rtllib_qos_ac_parameter
{
937 struct rtllib_qos_parameter_info
{
938 struct rtllib_qos_information_element info_element
;
940 struct rtllib_qos_ac_parameter ac_params_record
[QOS_QUEUE_NUM
];
943 struct rtllib_qos_parameters
{
944 __le16 cw_min
[QOS_QUEUE_NUM
];
945 __le16 cw_max
[QOS_QUEUE_NUM
];
946 u8 aifs
[QOS_QUEUE_NUM
];
947 u8 flag
[QOS_QUEUE_NUM
];
948 __le16 tx_op_limit
[QOS_QUEUE_NUM
];
951 struct rtllib_qos_data
{
952 struct rtllib_qos_parameters parameters
;
953 unsigned int wmm_acm
;
960 struct rtllib_tim_parameters
{
965 struct rtllib_wmm_ac_param
{
976 EAPOL_ENCAP_ASF_ALERT
979 static const char * const eap_types
[] = {
980 [EAP_PACKET
] = "EAP-Packet",
981 [EAPOL_START
] = "EAPOL-Start",
982 [EAPOL_LOGOFF
] = "EAPOL-Logoff",
983 [EAPOL_KEY
] = "EAPOL-Key",
984 [EAPOL_ENCAP_ASF_ALERT
] = "EAPOL-Encap-ASF-Alert"
987 static inline const char *eap_get_type(int type
)
989 return ((u32
)type
>= ARRAY_SIZE(eap_types
)) ? "Unknown" :
992 static inline u8
Frame_QoSTID(u8
*buf
)
994 struct rtllib_hdr_3addr
*hdr
;
997 hdr
= (struct rtllib_hdr_3addr
*)buf
;
998 fc
= le16_to_cpu(hdr
->frame_ctl
);
999 return (u8
)((union frameqos
*)(buf
+ (((fc
& RTLLIB_FCTL_TODS
) &&
1000 (fc
& RTLLIB_FCTL_FROMDS
)) ? 30 : 24)))->field
.tid
;
1012 struct rtllib_softmac_stats
{
1013 unsigned int rx_ass_ok
;
1014 unsigned int rx_ass_err
;
1015 unsigned int rx_probe_rq
;
1016 unsigned int tx_probe_rs
;
1017 unsigned int tx_beacons
;
1018 unsigned int rx_auth_rq
;
1019 unsigned int rx_auth_rs_ok
;
1020 unsigned int rx_auth_rs_err
;
1021 unsigned int tx_auth_rq
;
1022 unsigned int no_auth_rs
;
1023 unsigned int no_ass_rs
;
1024 unsigned int tx_ass_rq
;
1025 unsigned int rx_ass_rq
;
1026 unsigned int tx_probe_rq
;
1027 unsigned int reassoc
;
1028 unsigned int swtxstop
;
1029 unsigned int swtxawake
;
1030 unsigned char CurrentShowTxate
;
1031 unsigned char last_packet_rate
;
1032 unsigned int txretrycount
;
1035 /* These are the data types that can make up management packets
1037 * u16 auth_algorithm;
1038 * u16 auth_sequence;
1039 * u16 beacon_interval;
1041 * u8 current_ap[ETH_ALEN];
1042 * u16 listen_interval;
1044 * u16 association_id:14, reserved:2;
1046 * u32 time_stamp[2];
1051 #define RTLLIB_DEFAULT_TX_ESSID "Penguin"
1052 #define RTLLIB_DEFAULT_BASIC_RATE 2
1054 enum {WMM_all_frame
, WMM_two_frame
, WMM_four_frame
, WMM_six_frame
};
1055 #define MAX_SP_Len (WMM_all_frame << 4)
1056 #define RTLLIB_QOS_TID 0x0f
1057 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1059 #define RTLLIB_DTIM_MBCAST 4
1060 #define RTLLIB_DTIM_UCAST 2
1061 #define RTLLIB_DTIM_VALID 1
1062 #define RTLLIB_DTIM_INVALID 0
1064 #define RTLLIB_PS_DISABLED 0
1065 #define RTLLIB_PS_UNICAST RTLLIB_DTIM_UCAST
1066 #define RTLLIB_PS_MBCAST RTLLIB_DTIM_MBCAST
1068 #define WME_AC_BK 0x00
1069 #define WME_AC_BE 0x01
1070 #define WME_AC_VI 0x02
1071 #define WME_AC_VO 0x03
1072 #define WME_AC_PRAM_LEN 16
1074 #define MAX_RECEIVE_BUFFER_SIZE 9100
1076 #define UP2AC(up) ( \
1077 ((up) < 1) ? WME_AC_BE : \
1078 ((up) < 3) ? WME_AC_BK : \
1079 ((up) < 4) ? WME_AC_BE : \
1080 ((up) < 6) ? WME_AC_VI : \
1083 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
1084 #define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address
1089 ERP_NonERPpresent
= 0x01,
1090 ERP_UseProtection
= 0x02,
1091 ERP_BarkerPreambleMode
= 0x04,
1094 struct rtllib_network
{
1095 /* These entries are used to identify a unique network */
1098 /* Ensure null-terminated for any debug msgs */
1099 u8 ssid
[IW_ESSID_MAX_SIZE
+ 1];
1101 u8 hidden_ssid
[IW_ESSID_MAX_SIZE
+ 1];
1103 struct rtllib_qos_data qos_data
;
1105 bool bWithAironetIE
;
1106 bool bCkipSupported
;
1111 u8 MBssid
[ETH_ALEN
];
1112 bool bWithCcxVerNum
;
1114 /* These are network statistics */
1115 struct rtllib_rx_stats stats
;
1117 u8 rates
[MAX_RATES_LENGTH
];
1119 u8 rates_ex
[MAX_RATES_EX_LENGTH
];
1121 unsigned long last_scanned
;
1125 u16 beacon_interval
;
1126 u16 listen_interval
;
1129 u8 wpa_ie
[MAX_WPA_IE_LEN
];
1131 u8 rsn_ie
[MAX_WPA_IE_LEN
];
1133 u8 wzc_ie
[MAX_WZC_IE_LEN
];
1136 struct rtllib_tim_parameters tim
;
1139 u64 last_dtim_sta_time
;
1142 struct rtllib_wmm_ac_param wmm_param
[4];
1145 u8 CountryIeBuf
[MAX_IE_LEN
];
1146 struct bss_ht bssht
;
1147 bool broadcom_cap_exist
;
1148 bool realtek_cap_exit
;
1149 bool marvell_cap_exist
;
1150 bool ralink_cap_exist
;
1151 bool atheros_cap_exist
;
1152 bool cisco_cap_exist
;
1153 bool airgo_cap_exist
;
1154 bool unknown_cap_exist
;
1155 bool berp_info_valid
;
1156 bool buseprotection
;
1159 struct list_head list
;
1164 /* the card is not linked at all */
1167 /* RTLLIB_ASSOCIATING* are for BSS client mode
1168 * the driver shall not perform RX filtering unless
1169 * the state is LINKED.
1170 * The driver shall just check for the state LINKED and
1171 * defaults to NOLINK for ALL the other states (including
1175 /* the association procedure will start (wq scheduling)*/
1177 RTLLIB_ASSOCIATING_RETRY
,
1179 /* the association procedure is sending AUTH request*/
1180 RTLLIB_ASSOCIATING_AUTHENTICATING
,
1182 /* the association procedure has successfully authenticated
1183 * and is sending association request
1185 RTLLIB_ASSOCIATING_AUTHENTICATED
,
1187 /* the link is ok. the card associated to a BSS or linked
1188 * to a ibss cell or acting as an AP and creating the bss
1192 /* same as LINKED, but the driver shall apply RX filter
1193 * rules as we are in NO_LINK mode. As the card is still
1194 * logically linked, but it is doing a syncro site survey
1195 * then it will be back to LINKED state.
1197 RTLLIB_LINKED_SCANNING
,
1200 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1201 #define DEFAULT_FTS 2346
1203 #define CFG_RTLLIB_RESERVE_FCS (1<<0)
1204 #define CFG_RTLLIB_COMPUTE_FCS (1<<1)
1208 struct rtllib_txb
*txb
;
1211 struct bandwidth_autoswitch
{
1212 long threshold_20Mhzto40Mhz
;
1213 long threshold_40Mhzto20Mhz
;
1214 bool bforced_tx20Mhz
;
1215 bool bautoswitch_enable
;
1220 #define REORDER_WIN_SIZE 128
1221 #define REORDER_ENTRY_NUM 128
1222 struct rx_reorder_entry
{
1223 struct list_head List
;
1225 struct rtllib_rxb
*prxb
;
1240 enum ips_callback_function
{
1241 IPS_CALLBACK_NONE
= 0,
1242 IPS_CALLBACK_MGNT_LINK_REQUEST
= 1,
1243 IPS_CALLBACK_JOIN_REQUEST
= 2,
1246 enum rt_rf_power_state
{
1252 struct rt_pwr_save_ctrl
{
1255 bool bIPSModeBackup
;
1256 bool bSwRfProcessing
;
1257 enum rt_rf_power_state eInactivePowerState
;
1258 enum ips_callback_function ReturnPoint
;
1262 u8 RegMaxLPSAwakeIntvl
;
1272 #define RT_RF_CHANGE_SOURCE u32
1274 #define RF_CHANGE_BY_SW BIT31
1275 #define RF_CHANGE_BY_HW BIT30
1276 #define RF_CHANGE_BY_PS BIT29
1277 #define RF_CHANGE_BY_IPS BIT28
1278 #define RF_CHANGE_BY_INIT 0
1280 enum country_code_type
{
1281 COUNTRY_CODE_FCC
= 0,
1282 COUNTRY_CODE_IC
= 1,
1283 COUNTRY_CODE_ETSI
= 2,
1284 COUNTRY_CODE_SPAIN
= 3,
1285 COUNTRY_CODE_FRANCE
= 4,
1286 COUNTRY_CODE_MKK
= 5,
1287 COUNTRY_CODE_MKK1
= 6,
1288 COUNTRY_CODE_ISRAEL
= 7,
1289 COUNTRY_CODE_TELEC
= 8,
1290 COUNTRY_CODE_MIC
= 9,
1291 COUNTRY_CODE_GLOBAL_DOMAIN
= 10,
1292 COUNTRY_CODE_WORLD_WIDE_13
= 11,
1293 COUNTRY_CODE_TELEC_NETGEAR
= 12,
1297 enum scan_op_backup_opt
{
1298 SCAN_OPT_BACKUP
= 0,
1303 enum fw_cmd_io_type
{
1304 FW_CMD_DIG_ENABLE
= 0,
1305 FW_CMD_DIG_DISABLE
= 1,
1306 FW_CMD_DIG_HALT
= 2,
1307 FW_CMD_DIG_RESUME
= 3,
1308 FW_CMD_HIGH_PWR_ENABLE
= 4,
1309 FW_CMD_HIGH_PWR_DISABLE
= 5,
1310 FW_CMD_RA_RESET
= 6,
1311 FW_CMD_RA_ACTIVE
= 7,
1312 FW_CMD_RA_REFRESH_N
= 8,
1313 FW_CMD_RA_REFRESH_BG
= 9,
1314 FW_CMD_RA_INIT
= 10,
1315 FW_CMD_IQK_ENABLE
= 11,
1316 FW_CMD_TXPWR_TRACK_ENABLE
= 12,
1317 FW_CMD_TXPWR_TRACK_DISABLE
= 13,
1318 FW_CMD_TXPWR_TRACK_THERMAL
= 14,
1319 FW_CMD_PAUSE_DM_BY_SCAN
= 15,
1320 FW_CMD_RESUME_DM_BY_SCAN
= 16,
1321 FW_CMD_RA_REFRESH_N_COMB
= 17,
1322 FW_CMD_RA_REFRESH_BG_COMB
= 18,
1323 FW_CMD_ANTENNA_SW_ENABLE
= 19,
1324 FW_CMD_ANTENNA_SW_DISABLE
= 20,
1325 FW_CMD_TX_FEEDBACK_CCX_ENABLE
= 21,
1326 FW_CMD_LPS_ENTER
= 22,
1327 FW_CMD_LPS_LEAVE
= 23,
1330 #define RT_MAX_LD_SLOT_NUM 10
1331 struct rt_link_detect
{
1333 u32 NumRecvBcnInPeriod
;
1334 u32 NumRecvDataInPeriod
;
1336 u32 RxBcnNum
[RT_MAX_LD_SLOT_NUM
];
1337 u32 RxDataNum
[RT_MAX_LD_SLOT_NUM
];
1341 u32 NumTxOkInPeriod
;
1342 u32 NumRxOkInPeriod
;
1343 u32 NumRxUnicastOkInPeriod
;
1345 bool bHigherBusyTraffic
;
1346 bool bHigherBusyRxTraffic
;
1349 struct sw_cam_table
{
1351 u8 macaddr
[ETH_ALEN
];
1359 #define TOTAL_CAM_ENTRY 32
1360 struct rate_adaptive
{
1361 u8 rate_adaptive_disabled
;
1365 u32 high_rssi_thresh_for_ra
;
1366 u32 high2low_rssi_thresh_for_ra
;
1367 u8 low2high_rssi_thresh_for_ra40M
;
1368 u32 low_rssi_thresh_for_ra40M
;
1369 u8 low2high_rssi_thresh_for_ra20M
;
1370 u32 low_rssi_thresh_for_ra20M
;
1371 u32 upper_rssi_threshold_ratr
;
1372 u32 middle_rssi_threshold_ratr
;
1373 u32 low_rssi_threshold_ratr
;
1374 u32 low_rssi_threshold_ratr_40M
;
1375 u32 low_rssi_threshold_ratr_20M
;
1376 u8 ping_rssi_enable
;
1378 u32 ping_rssi_thresh_for_ra
;
1384 #define NUM_PMKID_CACHE 16
1385 struct rt_pmkid_list
{
1392 struct rt_intel_promisc_mode
{
1393 bool bPromiscuousOn
;
1394 bool bFilterSourceStationFrame
;
1398 /*************** DRIVER STATUS *****/
1399 #define STATUS_SCANNING 0
1400 /*************** DRIVER STATUS *****/
1405 LPS_WAIT_NULL_DATA_SEND
= 2,
1408 struct rtllib_device
{
1409 struct pci_dev
*pdev
;
1410 struct net_device
*dev
;
1411 struct rtllib_security sec
;
1413 bool disable_mgnt_queue
;
1415 unsigned long status
;
1418 enum rt_op_mode OpMode
;
1420 /* The last AssocReq/Resp IEs */
1421 u8
*assocreq_ies
, *assocresp_ies
;
1422 size_t assocreq_ies_len
, assocresp_ies_len
;
1428 bool is_silent_reset
;
1432 bool bSupportRemoteWakeUp
;
1434 bool FirstIe_InScan
;
1435 bool be_scan_inprogress
;
1437 enum rt_rf_power_state eRFPowerState
;
1438 RT_RF_CHANGE_SOURCE RfOffReason
;
1441 struct rt_hi_throughput
*pHTInfo
;
1443 spinlock_t reorder_spinlock
;
1444 u8 Regdot11HTOperationalRateSet
[16];
1445 u8 Regdot11TxHTOperationalRateSet
[16];
1446 u8 dot11HTOperationalRateSet
[16];
1447 u8 RegHTSuppRateSet
[16];
1448 u8 HTCurrentOperaRate
;
1449 u8 HTHighestOperaRate
;
1450 u8 bTxDisableRateFallBack
;
1451 u8 bTxUseDriverAssingedRate
;
1452 u8 bTxEnableFwCalcDur
;
1455 struct list_head Tx_TS_Admit_List
;
1456 struct list_head Tx_TS_Pending_List
;
1457 struct list_head Tx_TS_Unused_List
;
1458 struct tx_ts_record TxTsRecord
[TOTAL_TS_NUM
];
1459 struct list_head Rx_TS_Admit_List
;
1460 struct list_head Rx_TS_Pending_List
;
1461 struct list_head Rx_TS_Unused_List
;
1462 struct rx_ts_record RxTsRecord
[TOTAL_TS_NUM
];
1463 struct rx_reorder_entry RxReorderEntry
[128];
1464 struct list_head RxReorder_Unused_List
;
1467 /* Bookkeeping structures */
1468 struct net_device_stats stats
;
1469 struct rtllib_softmac_stats softmac_stats
;
1471 /* Probe / Beacon management */
1472 struct list_head network_free_list
;
1473 struct list_head network_list
;
1474 struct rtllib_network
*networks
;
1478 int iw_mode
; /* operating mode (IW_MODE_*) */
1479 bool bNetPromiscuousMode
;
1480 struct rt_intel_promisc_mode IntelPromiscuousModeInfo
;
1483 spinlock_t wpax_suitlist_lock
;
1485 int tx_headroom
; /* Set to size of any additional room needed at front
1486 * of allocated Tx SKBs
1490 /* WEP and other encryption related settings at the device level */
1491 int open_wep
; /* Set to 1 to allow unencrypted frames */
1493 int reset_on_keychange
; /* Set to 1 if the HW needs to be reset on
1497 /* If the host performs {en,de}cryption, then set to 1 */
1501 int ieee802_1x
; /* is IEEE 802.1X used */
1504 bool bHalfWirelessN24GMode
;
1506 int drop_unencrypted
;
1507 int tkip_countermeasures
;
1508 int privacy_invoked
;
1513 u8 ap_mac_addr
[ETH_ALEN
];
1514 u16 pairwise_key_type
;
1517 struct lib80211_crypt_info crypt_info
;
1519 struct sw_cam_table swcamtable
[TOTAL_CAM_ENTRY
];
1521 struct rt_pmkid_list PMKIDList
[NUM_PMKID_CACHE
];
1523 /* Fragmentation structures */
1524 struct rtllib_frag_entry frag_cache
[17][RTLLIB_FRAG_CACHE_LEN
];
1525 unsigned int frag_next_idx
[17];
1526 u16 fts
; /* Fragmentation Threshold */
1527 #define DEFAULT_RTS_THRESHOLD 2346U
1528 #define MIN_RTS_THRESHOLD 1
1529 #define MAX_RTS_THRESHOLD 2346U
1530 u16 rts
; /* RTS threshold */
1532 /* Association info */
1535 /* This stores infos for the current network.
1536 * Either the network we are associated in INFRASTRUCTURE
1537 * or the network that we are creating in MASTER mode.
1538 * ad-hoc is a mixture ;-).
1539 * Note that in infrastructure mode, even when not associated,
1540 * fields bssid and essid may be valid (if wpa_set and essid_set
1541 * are true) as thy carry the value set by the user via iwconfig
1543 struct rtllib_network current_network
;
1545 enum rtllib_state state
;
1548 int mode
; /* A, B, G */
1549 int modulation
; /* CCK, OFDM */
1551 /* used for forcing the ibss workqueue to terminate
1552 * without wait for the syncro scan to terminate
1554 short sync_scan_hurryup
;
1557 /* map of allowed channels. 0 is dummy */
1560 u8 active_channel_map
[MAX_CHANNEL_NUMBER
+1];
1562 u8 bss_start_channel
;
1563 u8 ibss_maxjoin_chal
;
1565 int rate
; /* current rate */
1570 /* this contains flags for selectively enable softmac support */
1571 u16 softmac_features
;
1573 /* if the sequence control field is not filled by HW */
1576 /* association procedure transaction sequence number */
1579 /* AID for RTXed association responses */
1582 /* power save mode related*/
1588 struct tasklet_struct ps_task
;
1593 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1595 short scanning_continue
;
1596 short proto_started
;
1597 short proto_stoppping
;
1599 struct mutex wx_mutex
;
1600 struct mutex scan_mutex
;
1601 struct mutex ips_mutex
;
1603 spinlock_t mgmt_tx_lock
;
1604 spinlock_t beacon_lock
;
1611 /* set on initialization */
1612 unsigned int wmm_acm
;
1614 /* for discarding duplicated packets in IBSS */
1615 struct list_head ibss_mac_hash
[IEEE_IBSS_MAC_HASH_SIZE
];
1617 /* for discarding duplicated packets in BSS */
1618 u16 last_rxseq_num
[17]; /* rx seq previous per-tid */
1619 u16 last_rxfrag_num
[17];/* tx frag previous per-tid */
1620 unsigned long last_packet_time
[17];
1623 unsigned long last_rx_ps_time
;
1627 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1628 struct sk_buff
*mgmt_queue_ring
[MGMT_QUEUE_NUM
];
1629 int mgmt_queue_head
;
1630 int mgmt_queue_tail
;
1632 struct sk_buff_head skb_waitQ
[MAX_QUEUE_SIZE
];
1633 struct sk_buff_head skb_aggQ
[MAX_QUEUE_SIZE
];
1635 bool bdynamic_txpower_enable
;
1637 bool bCTSToSelfEnable
;
1639 u32 fsync_time_interval
;
1640 u32 fsync_rate_bitmap
;
1641 u8 fsync_rssi_threshold
;
1644 u8 fsync_multiple_timeinterval
;
1645 u32 fsync_firstdiff_ratethreshold
;
1646 u32 fsync_seconddiff_ratethreshold
;
1647 enum fsync_state fsync_state
;
1648 bool bis_any_nonbepkts
;
1649 struct bandwidth_autoswitch bandwidth_auto_switch
;
1652 struct rt_link_detect LinkDetectInfo
;
1653 bool bIsAggregateFrame
;
1654 struct rt_pwr_save_ctrl PowerSaveControl
;
1656 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1657 struct tx_pending tx_pending
;
1659 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1660 struct timer_list associate_timer
;
1662 /* used if IEEE_SOFTMAC_BEACONS is set */
1663 struct timer_list beacon_timer
;
1665 struct work_struct associate_complete_wq
;
1666 struct work_struct ips_leave_wq
;
1667 struct delayed_work associate_procedure_wq
;
1668 struct delayed_work softmac_scan_wq
;
1669 struct delayed_work associate_retry_wq
;
1670 struct delayed_work start_ibss_wq
;
1671 struct delayed_work hw_wakeup_wq
;
1672 struct delayed_work hw_sleep_wq
;
1673 struct delayed_work link_change_wq
;
1674 struct work_struct wx_sync_scan_wq
;
1677 struct rtllib_rxb
*RfdArray
[REORDER_WIN_SIZE
];
1678 struct rtllib_rxb
*stats_IndicateArray
[REORDER_WIN_SIZE
];
1679 struct rtllib_rxb
*prxbIndicateArray
[REORDER_WIN_SIZE
];
1681 struct sw_chnl_cmd PreCommonCmd
[MAX_PRECMD_CNT
];
1682 struct sw_chnl_cmd PostCommonCmd
[MAX_POSTCMD_CNT
];
1683 struct sw_chnl_cmd RfDependCmd
[MAX_RFDEPENDCMD_CNT
];
1687 /* Callback functions */
1688 void (*set_security
)(struct net_device
*dev
,
1689 struct rtllib_security
*sec
);
1691 /* Used to TX data frame by using txb structs.
1692 * this is not used if in the softmac_features
1693 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1695 int (*hard_start_xmit
)(struct rtllib_txb
*txb
,
1696 struct net_device
*dev
);
1698 int (*reset_port
)(struct net_device
*dev
);
1700 /* Softmac-generated frames (management) are TXed via this
1701 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1702 * not set. As some cards may have different HW queues that
1703 * one might want to use for data and management frames
1704 * the option to have two callbacks might be useful.
1705 * This function can't sleep.
1707 int (*softmac_hard_start_xmit
)(struct sk_buff
*skb
,
1708 struct net_device
*dev
);
1710 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1711 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1712 * frames. If the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1713 * then also management frames are sent via this callback.
1714 * This function can't sleep.
1716 void (*softmac_data_hard_start_xmit
)(struct sk_buff
*skb
,
1717 struct net_device
*dev
, int rate
);
1719 /* stops the HW queue for DATA frames. Useful to avoid
1720 * waste time to TX data frame when we are reassociating
1721 * This function can sleep.
1723 void (*data_hard_stop
)(struct net_device
*dev
);
1725 /* OK this is complementing to data_poll_hard_stop */
1726 void (*data_hard_resume
)(struct net_device
*dev
);
1728 /* ask to the driver to retune the radio.
1729 * This function can sleep. the driver should ensure
1730 * the radio has been switched before return.
1732 void (*set_chan
)(struct net_device
*dev
, short ch
);
1734 void (*rtllib_start_hw_scan
)(struct net_device
*dev
);
1735 void (*rtllib_stop_hw_scan
)(struct net_device
*dev
);
1737 /* indicate the driver that the link state is changed
1738 * for example it may indicate the card is associated now.
1739 * Driver might be interested in this to apply RX filter
1740 * rules or simply light the LINK led
1742 void (*link_change
)(struct net_device
*dev
);
1744 /* these two function indicates to the HW when to start
1745 * and stop to send beacons. This is used when the
1746 * IEEE_SOFTMAC_BEACONS is not set. For now the
1747 * stop_send_bacons is NOT guaranteed to be called only
1748 * after start_send_beacons.
1750 void (*start_send_beacons
)(struct net_device
*dev
);
1751 void (*stop_send_beacons
)(struct net_device
*dev
);
1753 /* power save mode related */
1754 void (*sta_wake_up
)(struct net_device
*dev
);
1755 void (*enter_sleep_state
)(struct net_device
*dev
, u64 time
);
1756 short (*ps_is_queue_empty
)(struct net_device
*dev
);
1757 int (*handle_beacon
)(struct net_device
*dev
,
1758 struct rtllib_beacon
*beacon
,
1759 struct rtllib_network
*network
);
1760 int (*handle_assoc_response
)(struct net_device
*dev
,
1761 struct rtllib_assoc_response_frame
*resp
,
1762 struct rtllib_network
*network
);
1765 /* check whether Tx hw resource available */
1766 short (*check_nic_enough_desc
)(struct net_device
*dev
, int queue_index
);
1767 void (*SetBWModeHandler
)(struct net_device
*dev
,
1768 enum ht_channel_width Bandwidth
,
1769 enum ht_extchnl_offset Offset
);
1770 bool (*GetNmodeSupportBySecCfg
)(struct net_device
*dev
);
1771 void (*SetWirelessMode
)(struct net_device
*dev
, u8 wireless_mode
);
1772 bool (*GetHalfNmodeSupportByAPsHandler
)(struct net_device
*dev
);
1773 u8 (*rtllib_ap_sec_type
)(struct rtllib_device
*ieee
);
1774 void (*InitialGainHandler
)(struct net_device
*dev
, u8 Operation
);
1775 bool (*SetFwCmdHandler
)(struct net_device
*dev
,
1776 enum fw_cmd_io_type FwCmdIO
);
1777 void (*UpdateBeaconInterruptHandler
)(struct net_device
*dev
,
1779 void (*ScanOperationBackupHandler
)(struct net_device
*dev
,
1781 void (*LedControlHandler
)(struct net_device
*dev
,
1782 enum led_ctl_mode LedAction
);
1783 void (*SetHwRegHandler
)(struct net_device
*dev
, u8 variable
, u8
*val
);
1785 void (*AllowAllDestAddrHandler
)(struct net_device
*dev
,
1786 bool bAllowAllDA
, bool WriteIntoReg
);
1788 void (*rtllib_ips_leave_wq
)(struct net_device
*dev
);
1789 void (*rtllib_ips_leave
)(struct net_device
*dev
);
1790 void (*LeisurePSLeave
)(struct net_device
*dev
);
1792 /* This must be the last item so that it points to the data
1793 * allocated beyond this structure by alloc_rtllib
1798 #define IEEE_A (1<<0)
1799 #define IEEE_B (1<<1)
1800 #define IEEE_G (1<<2)
1801 #define IEEE_N_24G (1<<4)
1802 #define IEEE_N_5G (1<<5)
1803 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1805 /* Generate a 802.11 header */
1807 /* Uses the channel change callback directly
1808 * instead of [start/stop] scan callbacks
1810 #define IEEE_SOFTMAC_SCAN (1<<2)
1812 /* Perform authentication and association handshake */
1813 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1815 /* Generate probe requests */
1816 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1818 /* Generate response to probe requests */
1819 #define IEEE_SOFTMAC_PROBERS (1<<5)
1821 /* The ieee802.11 stack will manage the netif queue
1822 * wake/stop for the driver, taking care of 802.11
1823 * fragmentation. See softmac.c for details.
1825 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1827 /* Uses only the softmac_data_hard_start_xmit
1828 * even for TX management frames.
1830 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1832 /* Generate beacons. The stack will enqueue beacons
1835 #define IEEE_SOFTMAC_BEACONS (1<<6)
1838 static inline void *rtllib_priv(struct net_device
*dev
)
1840 return ((struct rtllib_device
*)netdev_priv(dev
))->priv
;
1843 static inline int rtllib_is_empty_essid(const char *essid
, int essid_len
)
1845 /* Single white space is for Linksys APs */
1846 if (essid_len
== 1 && essid
[0] == ' ')
1849 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1852 if (essid
[essid_len
] != '\0')
1859 static inline int rtllib_get_hdrlen(u16 fc
)
1861 int hdrlen
= RTLLIB_3ADDR_LEN
;
1863 switch (WLAN_FC_GET_TYPE(fc
)) {
1864 case RTLLIB_FTYPE_DATA
:
1865 if ((fc
& RTLLIB_FCTL_FROMDS
) && (fc
& RTLLIB_FCTL_TODS
))
1866 hdrlen
= RTLLIB_4ADDR_LEN
; /* Addr4 */
1867 if (RTLLIB_QOS_HAS_SEQ(fc
))
1868 hdrlen
+= 2; /* QOS ctrl*/
1870 case RTLLIB_FTYPE_CTL
:
1871 switch (WLAN_FC_GET_STYPE(fc
)) {
1872 case RTLLIB_STYPE_CTS
:
1873 case RTLLIB_STYPE_ACK
:
1874 hdrlen
= RTLLIB_1ADDR_LEN
;
1877 hdrlen
= RTLLIB_2ADDR_LEN
;
1886 static inline u8
*rtllib_get_payload(struct rtllib_hdr
*hdr
)
1888 switch (rtllib_get_hdrlen(le16_to_cpu(hdr
->frame_ctl
))) {
1889 case RTLLIB_1ADDR_LEN
:
1890 return ((struct rtllib_hdr_1addr
*)hdr
)->payload
;
1891 case RTLLIB_2ADDR_LEN
:
1892 return ((struct rtllib_hdr_2addr
*)hdr
)->payload
;
1893 case RTLLIB_3ADDR_LEN
:
1894 return ((struct rtllib_hdr_3addr
*)hdr
)->payload
;
1895 case RTLLIB_4ADDR_LEN
:
1896 return ((struct rtllib_hdr_4addr
*)hdr
)->payload
;
1901 static inline int rtllib_is_ofdm_rate(u8 rate
)
1903 switch (rate
& ~RTLLIB_BASIC_RATE_MASK
) {
1904 case RTLLIB_OFDM_RATE_6MB
:
1905 case RTLLIB_OFDM_RATE_9MB
:
1906 case RTLLIB_OFDM_RATE_12MB
:
1907 case RTLLIB_OFDM_RATE_18MB
:
1908 case RTLLIB_OFDM_RATE_24MB
:
1909 case RTLLIB_OFDM_RATE_36MB
:
1910 case RTLLIB_OFDM_RATE_48MB
:
1911 case RTLLIB_OFDM_RATE_54MB
:
1917 static inline int rtllib_is_cck_rate(u8 rate
)
1919 switch (rate
& ~RTLLIB_BASIC_RATE_MASK
) {
1920 case RTLLIB_CCK_RATE_1MB
:
1921 case RTLLIB_CCK_RATE_2MB
:
1922 case RTLLIB_CCK_RATE_5MB
:
1923 case RTLLIB_CCK_RATE_11MB
:
1931 void free_rtllib(struct net_device
*dev
);
1932 struct net_device
*alloc_rtllib(int sizeof_priv
);
1936 int rtllib_encrypt_fragment(
1937 struct rtllib_device
*ieee
,
1938 struct sk_buff
*frag
,
1941 int rtllib_xmit(struct sk_buff
*skb
, struct net_device
*dev
);
1942 void rtllib_txb_free(struct rtllib_txb
*txb
);
1945 int rtllib_rx(struct rtllib_device
*ieee
, struct sk_buff
*skb
,
1946 struct rtllib_rx_stats
*rx_stats
);
1947 void rtllib_rx_probe_rq(struct rtllib_device
*ieee
,
1948 struct sk_buff
*skb
);
1949 int rtllib_legal_channel(struct rtllib_device
*rtllib
, u8 channel
);
1952 int rtllib_wx_get_scan(struct rtllib_device
*ieee
,
1953 struct iw_request_info
*info
,
1954 union iwreq_data
*wrqu
, char *key
);
1955 int rtllib_wx_set_encode(struct rtllib_device
*ieee
,
1956 struct iw_request_info
*info
,
1957 union iwreq_data
*wrqu
, char *key
);
1958 int rtllib_wx_get_encode(struct rtllib_device
*ieee
,
1959 struct iw_request_info
*info
,
1960 union iwreq_data
*wrqu
, char *key
);
1961 int rtllib_wx_set_encode_ext(struct rtllib_device
*ieee
,
1962 struct iw_request_info
*info
,
1963 union iwreq_data
*wrqu
, char *extra
);
1964 int rtllib_wx_set_auth(struct rtllib_device
*ieee
,
1965 struct iw_request_info
*info
,
1966 struct iw_param
*data
, char *extra
);
1967 int rtllib_wx_set_mlme(struct rtllib_device
*ieee
,
1968 struct iw_request_info
*info
,
1969 union iwreq_data
*wrqu
, char *extra
);
1970 int rtllib_wx_set_gen_ie(struct rtllib_device
*ieee
, u8
*ie
, size_t len
);
1972 /* rtllib_softmac.c */
1973 int rtllib_rx_frame_softmac(struct rtllib_device
*ieee
, struct sk_buff
*skb
,
1974 struct rtllib_rx_stats
*rx_stats
, u16 type
,
1976 void rtllib_softmac_new_net(struct rtllib_device
*ieee
,
1977 struct rtllib_network
*net
);
1979 void SendDisassociation(struct rtllib_device
*ieee
, bool deauth
, u16 asRsn
);
1980 void rtllib_softmac_xmit(struct rtllib_txb
*txb
, struct rtllib_device
*ieee
);
1982 void rtllib_stop_send_beacons(struct rtllib_device
*ieee
);
1983 void notify_wx_assoc_event(struct rtllib_device
*ieee
);
1984 void rtllib_start_ibss(struct rtllib_device
*ieee
);
1985 void rtllib_softmac_init(struct rtllib_device
*ieee
);
1986 void rtllib_softmac_free(struct rtllib_device
*ieee
);
1987 void rtllib_disassociate(struct rtllib_device
*ieee
);
1988 void rtllib_stop_scan(struct rtllib_device
*ieee
);
1989 bool rtllib_act_scanning(struct rtllib_device
*ieee
, bool sync_scan
);
1990 void rtllib_stop_scan_syncro(struct rtllib_device
*ieee
);
1991 void rtllib_start_scan_syncro(struct rtllib_device
*ieee
, u8 is_mesh
);
1992 void rtllib_sta_ps_send_null_frame(struct rtllib_device
*ieee
, short pwr
);
1993 void rtllib_sta_ps_send_pspoll_frame(struct rtllib_device
*ieee
);
1994 void rtllib_start_protocol(struct rtllib_device
*ieee
);
1995 void rtllib_stop_protocol(struct rtllib_device
*ieee
, u8 shutdown
);
1997 void rtllib_EnableNetMonitorMode(struct net_device
*dev
, bool bInitState
);
1998 void rtllib_DisableNetMonitorMode(struct net_device
*dev
, bool bInitState
);
1999 void rtllib_EnableIntelPromiscuousMode(struct net_device
*dev
, bool bInitState
);
2000 void rtllib_DisableIntelPromiscuousMode(struct net_device
*dev
,
2002 void rtllib_softmac_stop_protocol(struct rtllib_device
*ieee
,
2003 u8 mesh_flag
, u8 shutdown
);
2004 void rtllib_softmac_start_protocol(struct rtllib_device
*ieee
, u8 mesh_flag
);
2006 void rtllib_reset_queue(struct rtllib_device
*ieee
);
2007 void rtllib_wake_all_queues(struct rtllib_device
*ieee
);
2008 void rtllib_stop_all_queues(struct rtllib_device
*ieee
);
2009 struct sk_buff
*rtllib_get_beacon(struct rtllib_device
*ieee
);
2010 void rtllib_start_send_beacons(struct rtllib_device
*ieee
);
2011 void rtllib_stop_send_beacons(struct rtllib_device
*ieee
);
2013 void notify_wx_assoc_event(struct rtllib_device
*ieee
);
2014 void rtllib_ps_tx_ack(struct rtllib_device
*ieee
, short success
);
2016 void softmac_mgmt_xmit(struct sk_buff
*skb
, struct rtllib_device
*ieee
);
2017 u8
rtllib_ap_sec_type(struct rtllib_device
*ieee
);
2019 /* rtllib_softmac_wx.c */
2021 int rtllib_wx_get_wap(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2022 union iwreq_data
*wrqu
, char *ext
);
2024 int rtllib_wx_set_wap(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2025 union iwreq_data
*awrq
, char *extra
);
2027 int rtllib_wx_get_essid(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2028 union iwreq_data
*wrqu
, char *b
);
2030 int rtllib_wx_set_rate(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2031 union iwreq_data
*wrqu
, char *extra
);
2033 int rtllib_wx_get_rate(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2034 union iwreq_data
*wrqu
, char *extra
);
2036 int rtllib_wx_set_mode(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2037 union iwreq_data
*wrqu
, char *b
);
2039 int rtllib_wx_set_scan(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2040 union iwreq_data
*wrqu
, char *b
);
2042 int rtllib_wx_set_essid(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2043 union iwreq_data
*wrqu
, char *extra
);
2045 int rtllib_wx_get_mode(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2046 union iwreq_data
*wrqu
, char *b
);
2048 int rtllib_wx_set_freq(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2049 union iwreq_data
*wrqu
, char *b
);
2051 int rtllib_wx_get_freq(struct rtllib_device
*ieee
, struct iw_request_info
*a
,
2052 union iwreq_data
*wrqu
, char *b
);
2053 void rtllib_wx_sync_scan_wq(void *data
);
2055 int rtllib_wx_set_rawtx(struct rtllib_device
*ieee
,
2056 struct iw_request_info
*info
,
2057 union iwreq_data
*wrqu
, char *extra
);
2059 int rtllib_wx_get_name(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2060 union iwreq_data
*wrqu
, char *extra
);
2062 int rtllib_wx_set_power(struct rtllib_device
*ieee
,
2063 struct iw_request_info
*info
,
2064 union iwreq_data
*wrqu
, char *extra
);
2066 int rtllib_wx_get_power(struct rtllib_device
*ieee
,
2067 struct iw_request_info
*info
,
2068 union iwreq_data
*wrqu
, char *extra
);
2070 int rtllib_wx_set_rts(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2071 union iwreq_data
*wrqu
, char *extra
);
2073 int rtllib_wx_get_rts(struct rtllib_device
*ieee
, struct iw_request_info
*info
,
2074 union iwreq_data
*wrqu
, char *extra
);
2075 #define MAX_RECEIVE_BUFFER_SIZE 9100
2077 void HTSetConnectBwMode(struct rtllib_device
*ieee
,
2078 enum ht_channel_width Bandwidth
,
2079 enum ht_extchnl_offset Offset
);
2080 void HTUpdateDefaultSetting(struct rtllib_device
*ieee
);
2081 void HTConstructCapabilityElement(struct rtllib_device
*ieee
,
2082 u8
*posHTCap
, u8
*len
,
2083 u8 isEncrypt
, bool bAssoc
);
2084 void HTConstructInfoElement(struct rtllib_device
*ieee
,
2085 u8
*posHTInfo
, u8
*len
, u8 isEncrypt
);
2086 void HTConstructRT2RTAggElement(struct rtllib_device
*ieee
,
2087 u8
*posRT2RTAgg
, u8
*len
);
2088 void HTOnAssocRsp(struct rtllib_device
*ieee
);
2089 void HTInitializeHTInfo(struct rtllib_device
*ieee
);
2090 void HTInitializeBssDesc(struct bss_ht
*pBssHT
);
2091 void HTResetSelfAndSavePeerSetting(struct rtllib_device
*ieee
,
2092 struct rtllib_network
*pNetwork
);
2093 void HT_update_self_and_peer_setting(struct rtllib_device
*ieee
,
2094 struct rtllib_network
*pNetwork
);
2095 u8
HTGetHighestMCSRate(struct rtllib_device
*ieee
, u8
*pMCSRateSet
,
2097 extern u8 MCS_FILTER_ALL
[];
2098 extern u16 MCS_DATA_RATE
[2][2][77];
2099 u8
HTCCheck(struct rtllib_device
*ieee
, u8
*pFrame
);
2100 void HTResetIOTSetting(struct rt_hi_throughput
*pHTInfo
);
2101 bool IsHTHalfNmodeAPs(struct rtllib_device
*ieee
);
2102 u16
TxCountToDataRate(struct rtllib_device
*ieee
, u8 nDataRate
);
2103 int rtllib_rx_ADDBAReq(struct rtllib_device
*ieee
, struct sk_buff
*skb
);
2104 int rtllib_rx_ADDBARsp(struct rtllib_device
*ieee
, struct sk_buff
*skb
);
2105 int rtllib_rx_DELBA(struct rtllib_device
*ieee
, struct sk_buff
*skb
);
2106 void TsInitAddBA(struct rtllib_device
*ieee
, struct tx_ts_record
*pTS
,
2107 u8 Policy
, u8 bOverwritePending
);
2108 void TsInitDelBA(struct rtllib_device
*ieee
,
2109 struct ts_common_info
*pTsCommonInfo
,
2110 enum tr_select TxRxSelect
);
2111 void BaSetupTimeOut(struct timer_list
*t
);
2112 void TxBaInactTimeout(struct timer_list
*t
);
2113 void RxBaInactTimeout(struct timer_list
*t
);
2114 void ResetBaEntry(struct ba_record
*pBA
);
2115 bool GetTs(struct rtllib_device
*ieee
, struct ts_common_info
**ppTS
, u8
*Addr
,
2116 u8 TID
, enum tr_select TxRxSelect
, bool bAddNewTs
);
2117 void TSInitialize(struct rtllib_device
*ieee
);
2118 void TsStartAddBaProcess(struct rtllib_device
*ieee
,
2119 struct tx_ts_record
*pTxTS
);
2120 void RemovePeerTS(struct rtllib_device
*ieee
, u8
*Addr
);
2121 void RemoveAllTS(struct rtllib_device
*ieee
);
2123 extern const long rtllib_wlan_frequencies
[];
2125 static inline const char *escape_essid(const char *essid
, u8 essid_len
)
2127 static char escaped
[IW_ESSID_MAX_SIZE
* 2 + 1];
2129 if (rtllib_is_empty_essid(essid
, essid_len
)) {
2130 memcpy(escaped
, "<hidden>", sizeof("<hidden>"));
2134 snprintf(escaped
, sizeof(escaped
), "%*pE", essid_len
, essid
);
2138 /* fun with the built-in rtllib stack... */
2139 bool rtllib_MgntDisconnect(struct rtllib_device
*rtllib
, u8 asRsn
);
2142 /* For the function is more related to hardware setting, it's better to use the
2143 * ieee handler to refer to it.
2145 void rtllib_FlushRxTsPendingPkts(struct rtllib_device
*ieee
,
2146 struct rx_ts_record
*pTS
);
2147 int rtllib_parse_info_param(struct rtllib_device
*ieee
,
2148 struct rtllib_info_element
*info_element
,
2150 struct rtllib_network
*network
,
2151 struct rtllib_rx_stats
*stats
);
2153 void rtllib_indicate_packets(struct rtllib_device
*ieee
,
2154 struct rtllib_rxb
**prxbIndicateArray
, u8 index
);
2155 void HTUseDefaultSetting(struct rtllib_device
*ieee
);
2156 #define RT_ASOC_RETRY_LIMIT 5
2157 u8
MgntQuery_TxRateExcludeCCKRates(struct rtllib_device
*ieee
);
2159 #endif /* RTLLIB_H */