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
13 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
15 * Copyright (c) 2004, Intel Corporation
17 * Modified for Realtek's wi-fi cards by Andrea Merello
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 container_of_dwork_rsl(x, y, z) \
66 container_of(to_delayed_work(x), y, z)
68 static inline void *netdev_priv_rsl(struct net_device *dev)
70 return netdev_priv(dev);
73 #define KEY_TYPE_NA 0x0
74 #define KEY_TYPE_WEP40 0x1
75 #define KEY_TYPE_TKIP 0x2
76 #define KEY_TYPE_CCMP 0x4
77 #define KEY_TYPE_WEP104 0x5
78 /* added for rtl819x tx procedure */
79 #define MAX_QUEUE_SIZE 0x10
89 #define BEACON_QUEUE 8
92 #define IW_MODE_MESH 7
95 #define IE_CISCO_FLAG_POSITION 0x08
96 #define SUPPORT_CKIP_MIC 0x08
97 #define SUPPORT_CKIP_PK 0x10
98 #define RT_RF_OFF_LEVL_HALT_NIC BIT3
99 #define RT_IN_PS_LEVEL(psc, _PS_FLAG) \
100 ((psc->CurPsLevel & _PS_FLAG) ? true : false)
101 #define RT_CLEAR_PS_LEVEL(psc, _PS_FLAG) \
102 (psc->CurPsLevel &= (~(_PS_FLAG)))
104 /* defined for skb cb field */
105 /* At most 28 byte */
107 /* Tx Desc Related flags (8-9) */
113 u8 tx_dis_rate_fallback:1;
114 u8 tx_use_drv_assinged_rate:1;
119 /* Tx Firmware Related flags (10-11)*/
123 u8 bUseShortPreamble:1;
124 u8 bTxEnableFwCalcDur:1;
131 u8 bRTSUseShortPreamble:1;
138 /* Tx Desc related element(12-19) */
149 /* Tx firmware related element(20-27) */
157 u8 bIsSpecialDataFrame;
163 enum sw_chnl_cmd_id {
165 CmdID_SetTxPowerLevel,
167 CmdID_WritePortUlong,
168 CmdID_WritePortUshort,
169 CmdID_WritePortUchar,
174 enum sw_chnl_cmd_id CmdID;
180 /*--------------------------Define -------------------------------------------*/
183 #define MGN_5_5M 0x0b
195 #define MGN_MCS0 0x80
196 #define MGN_MCS1 0x81
197 #define MGN_MCS2 0x82
198 #define MGN_MCS3 0x83
199 #define MGN_MCS4 0x84
200 #define MGN_MCS5 0x85
201 #define MGN_MCS6 0x86
202 #define MGN_MCS7 0x87
203 #define MGN_MCS8 0x88
204 #define MGN_MCS9 0x89
205 #define MGN_MCS10 0x8a
206 #define MGN_MCS11 0x8b
207 #define MGN_MCS12 0x8c
208 #define MGN_MCS13 0x8d
209 #define MGN_MCS14 0x8e
210 #define MGN_MCS15 0x8f
214 HW_VAR_MULTICAST_REG,
218 HW_VAR_SECURITY_CONF,
219 HW_VAR_BEACON_INTERVAL,
221 HW_VAR_LISTEN_INTERVAL,
234 HW_VAR_RATE_FALLBACK_CONTROL,
235 HW_VAR_CONTENTION_WINDOW,
240 HW_VAR_AMPDU_MIN_SPACE,
241 HW_VAR_SHORTGI_DENSITY,
243 HW_VAR_MCS_RATE_AVAILABLE,
246 HW_VAR_DIS_Req_Qsize,
247 HW_VAR_CCX_CHNL_LOAD,
248 HW_VAR_CCX_NOISE_HISTOGRAM,
255 HW_VAR_SET_DEV_POWER,
265 HW_VAR_USER_CONTROL_TURBO_MODE,
271 HW_VAR_AUTOLOAD_STATUS,
272 HW_VAR_RF_2R_DISABLE,
274 HW_VAR_H2C_FW_PWRMODE,
275 HW_VAR_H2C_FW_JOINBSSRPT,
276 HW_VAR_1X1_RECV_COMBINE,
277 HW_VAR_STOP_SEND_BEACON,
282 HW_VAR_H2C_FW_UPDATE_GTK,
285 HW_VAR_WF_IS_MAC_ADDR,
286 HW_VAR_H2C_FW_OFFLOAD,
289 HW_VAR_HANDLE_FW_C2H,
290 HW_VAR_DL_FW_RSVD_PAGE,
292 HW_VAR_HW_SEQ_ENABLE,
297 HW_VAR_SWITCH_EPHY_WoWLAN,
298 HW_VAR_INT_MIGRATION,
305 RT_OP_MODE_INFRASTRUCTURE,
311 (((priv->rtllib->current_network.mode == IEEE_A) \
312 || (priv->rtllib->current_network.mode == IEEE_N_24G) \
313 || (priv->rtllib->current_network.mode == IEEE_N_5G)) ? 16 : 10)
315 #define MGMT_QUEUE_NUM 5
317 #define MAX_IE_LEN 0xff
319 #define msleep_interruptible_rsl msleep_interruptible
321 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
324 * The figure in section 7.1.2 suggests a body size of up to 2312
325 * bytes is allowed, which is a bit confusing, I suspect this
326 * represents the 2304 bytes of real data, plus a possible 8 bytes of
327 * WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro)
329 #define RTLLIB_1ADDR_LEN 10
330 #define RTLLIB_2ADDR_LEN 16
331 #define RTLLIB_3ADDR_LEN 24
332 #define RTLLIB_4ADDR_LEN 30
333 #define RTLLIB_FCS_LEN 4
335 #define RTLLIB_SKBBUFFER_SIZE 2500
337 #define MIN_FRAG_THRESHOLD 256U
338 #define MAX_FRAG_THRESHOLD 2346U
340 /* Frame control field constants */
341 #define RTLLIB_FCTL_FTYPE 0x000c
342 #define RTLLIB_FCTL_STYPE 0x00f0
343 #define RTLLIB_FCTL_FRAMETYPE 0x00fc
344 #define RTLLIB_FCTL_TODS 0x0100
345 #define RTLLIB_FCTL_FROMDS 0x0200
346 #define RTLLIB_FCTL_DSTODS 0x0300
347 #define RTLLIB_FCTL_MOREFRAGS 0x0400
348 #define RTLLIB_FCTL_RETRY 0x0800
349 #define RTLLIB_FCTL_PM 0x1000
350 #define RTLLIB_FCTL_MOREDATA 0x2000
351 #define RTLLIB_FCTL_WEP 0x4000
352 #define RTLLIB_FCTL_ORDER 0x8000
354 #define RTLLIB_FTYPE_MGMT 0x0000
355 #define RTLLIB_FTYPE_CTL 0x0004
356 #define RTLLIB_FTYPE_DATA 0x0008
359 #define RTLLIB_STYPE_ASSOC_REQ 0x0000
360 #define RTLLIB_STYPE_ASSOC_RESP 0x0010
361 #define RTLLIB_STYPE_REASSOC_REQ 0x0020
362 #define RTLLIB_STYPE_REASSOC_RESP 0x0030
363 #define RTLLIB_STYPE_PROBE_REQ 0x0040
364 #define RTLLIB_STYPE_PROBE_RESP 0x0050
365 #define RTLLIB_STYPE_BEACON 0x0080
366 #define RTLLIB_STYPE_ATIM 0x0090
367 #define RTLLIB_STYPE_DISASSOC 0x00A0
368 #define RTLLIB_STYPE_AUTH 0x00B0
369 #define RTLLIB_STYPE_DEAUTH 0x00C0
370 #define RTLLIB_STYPE_MANAGE_ACT 0x00D0
373 #define RTLLIB_STYPE_PSPOLL 0x00A0
374 #define RTLLIB_STYPE_RTS 0x00B0
375 #define RTLLIB_STYPE_CTS 0x00C0
376 #define RTLLIB_STYPE_ACK 0x00D0
379 #define RTLLIB_STYPE_DATA 0x0000
380 #define RTLLIB_STYPE_DATA_CFACK 0x0010
381 #define RTLLIB_STYPE_DATA_CFPOLL 0x0020
382 #define RTLLIB_STYPE_DATA_CFACKPOLL 0x0030
383 #define RTLLIB_STYPE_NULLFUNC 0x0040
384 #define RTLLIB_STYPE_QOS_DATA 0x0080
385 #define RTLLIB_STYPE_QOS_NULL 0x00C0
387 #define RTLLIB_SCTL_FRAG 0x000F
388 #define RTLLIB_SCTL_SEQ 0xFFF0
391 #define RTLLIB_QCTL_TID 0x000F
393 #define FC_QOS_BIT BIT7
394 #define IsDataFrame(pdu) (((pdu[0] & 0x0C) == 0x08) ? true : false)
395 #define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)))
396 #define IsQoSDataFrame(pframe) \
397 ((*(u16 *)pframe&(RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA)) == \
398 (RTLLIB_STYPE_QOS_DATA|RTLLIB_FTYPE_DATA))
399 #define Frame_Order(pframe) (*(u16 *)pframe&RTLLIB_FCTL_ORDER)
400 #define SN_LESS(a, b) (((a-b)&0x800) != 0)
401 #define SN_EQUAL(a, b) (a == b)
402 #define MAX_DEV_ADDR_SIZE 8
418 enum init_gain_op_type {
425 LED_CTL_POWER_ON = 1,
430 LED_CTL_SITE_SURVEY = 6,
431 LED_CTL_POWER_OFF = 7,
432 LED_CTL_START_TO_LINK = 8,
436 WIRELESS_MODE_UNKNOWN = 0x00,
437 WIRELESS_MODE_A = 0x01,
438 WIRELESS_MODE_B = 0x02,
439 WIRELESS_MODE_G = 0x04,
440 WIRELESS_MODE_AUTO = 0x08,
441 WIRELESS_MODE_N_24G = 0x10,
442 WIRELESS_MODE_N_5G = 0x20
446 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
447 #define ETH_P_IP 0x0800 /* Internet Protocol packet */
448 #define ETH_P_ARP 0x0806 /* Address Resolution packet */
449 #endif /* ETH_P_PAE */
451 #ifndef ETH_P_80211_RAW
452 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
455 /* IEEE 802.11 defines */
457 #define P80211_OUI_LEN 3
459 struct rtllib_snap_hdr {
460 u8 dsap; /* always 0xAA */
461 u8 ssap; /* always 0xAA */
462 u8 ctrl; /* always 0x03 */
463 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
467 enum _REG_PREAMBLE_MODE {
473 #define SNAP_SIZE sizeof(struct rtllib_snap_hdr)
475 #define WLAN_FC_GET_TYPE(fc) ((fc) & RTLLIB_FCTL_FTYPE)
476 #define WLAN_FC_GET_STYPE(fc) ((fc) & RTLLIB_FCTL_STYPE)
477 #define WLAN_FC_MORE_DATA(fc) ((fc) & RTLLIB_FCTL_MOREDATA)
479 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & RTLLIB_FCTL_FRAMETYPE)
480 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTLLIB_SCTL_FRAG)
481 #define WLAN_GET_SEQ_SEQ(seq) (((seq) & RTLLIB_SCTL_SEQ) >> 4)
483 /* Authentication algorithms */
484 #define WLAN_AUTH_OPEN 0
485 #define WLAN_AUTH_SHARED_KEY 1
486 #define WLAN_AUTH_LEAP 128
488 #define WLAN_CAPABILITY_ESS (1<<0)
489 #define WLAN_CAPABILITY_IBSS (1<<1)
490 #define WLAN_CAPABILITY_PRIVACY (1<<4)
491 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
492 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
494 #define RTLLIB_STATMASK_SIGNAL (1<<0)
495 #define RTLLIB_STATMASK_RSSI (1<<1)
496 #define RTLLIB_STATMASK_NOISE (1<<2)
497 #define RTLLIB_STATMASK_WEMASK 0x7
499 #define RTLLIB_CCK_MODULATION (1<<0)
500 #define RTLLIB_OFDM_MODULATION (1<<1)
502 #define RTLLIB_24GHZ_BAND (1<<0)
503 #define RTLLIB_52GHZ_BAND (1<<1)
505 #define RTLLIB_CCK_RATE_LEN 4
506 #define RTLLIB_CCK_RATE_1MB 0x02
507 #define RTLLIB_CCK_RATE_2MB 0x04
508 #define RTLLIB_CCK_RATE_5MB 0x0B
509 #define RTLLIB_CCK_RATE_11MB 0x16
510 #define RTLLIB_OFDM_RATE_LEN 8
511 #define RTLLIB_OFDM_RATE_6MB 0x0C
512 #define RTLLIB_OFDM_RATE_9MB 0x12
513 #define RTLLIB_OFDM_RATE_12MB 0x18
514 #define RTLLIB_OFDM_RATE_18MB 0x24
515 #define RTLLIB_OFDM_RATE_24MB 0x30
516 #define RTLLIB_OFDM_RATE_36MB 0x48
517 #define RTLLIB_OFDM_RATE_48MB 0x60
518 #define RTLLIB_OFDM_RATE_54MB 0x6C
519 #define RTLLIB_BASIC_RATE_MASK 0x80
521 /* this is stolen and modified from the madwifi driver*/
522 #define RTLLIB_FC0_TYPE_MASK 0x0c
523 #define RTLLIB_FC0_TYPE_DATA 0x08
524 #define RTLLIB_FC0_SUBTYPE_MASK 0xB0
525 #define RTLLIB_FC0_SUBTYPE_QOS 0x80
527 #define RTLLIB_QOS_HAS_SEQ(fc) \
528 (((fc) & (RTLLIB_FC0_TYPE_MASK | RTLLIB_FC0_SUBTYPE_MASK)) == \
529 (RTLLIB_FC0_TYPE_DATA | RTLLIB_FC0_SUBTYPE_QOS))
531 /* this is stolen from ipw2200 driver */
532 #define IEEE_IBSS_MAC_HASH_SIZE 31
533 struct ieee_ibss_seq {
537 unsigned long packet_time[17];
538 struct list_head list;
541 /* NOTE: This data is for statistical purposes; not all hardware provides this
542 * information for frames received. Not setting these will not cause
543 * any adverse affects.
545 struct rtllib_rx_stats {
550 u16 rate; /* in 100 kbps */
567 u16 bShortPreamble:1;
583 bool RxIs40MHzPacket;
585 u8 RxMIMOSignalStrength[4];
586 s8 RxMIMOSignalQuality[2];
587 bool bPacketMatchBSSID;
599 /* IEEE 802.11 requires that STA supports concurrent reception of at least
600 * three fragmented frames. This define can be increased to support more
601 * concurrent frames, but it should be noted that each entry can consume about
602 * 2 kB of RAM and increasing cache size will slow down frame reassembly.
604 #define RTLLIB_FRAG_CACHE_LEN 4
606 struct rtllib_frag_entry {
607 unsigned long first_frag_time;
609 unsigned int last_frag;
611 u8 src_addr[ETH_ALEN];
612 u8 dst_addr[ETH_ALEN];
615 struct rtllib_device;
617 #define SEC_ACTIVE_KEY (1<<4)
618 #define SEC_AUTH_MODE (1<<5)
619 #define SEC_UNICAST_GROUP (1<<6)
620 #define SEC_LEVEL (1<<7)
621 #define SEC_ENABLED (1<<8)
623 #define SEC_LEVEL_0 0 /* None */
624 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
625 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
626 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
627 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
629 #define SEC_ALG_NONE 0
630 #define SEC_ALG_WEP 1
631 #define SEC_ALG_TKIP 2
632 #define SEC_ALG_CCMP 4
634 #define WEP_KEY_LEN 13
635 #define SCM_KEY_LEN 32
637 struct rtllib_security {
642 unicast_uses_group:1,
644 u8 key_sizes[NUM_WEP_KEYS];
645 u8 keys[NUM_WEP_KEYS][SCM_KEY_LEN];
650 /* 802.11 data frame from AP
651 * ,-------------------------------------------------------------------.
652 * Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
653 * |------|------|---------|---------|---------|------|---------|------|
654 * Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
655 * | | tion | (BSSID) | | | ence | data | |
656 * `-------------------------------------------------------------------'
657 * Total: 28-2340 bytes
660 /* Management Frame Information Element Types */
664 MFIE_TYPE_FH_SET = 2,
665 MFIE_TYPE_DS_SET = 3,
666 MFIE_TYPE_CF_SET = 4,
668 MFIE_TYPE_IBSS_SET = 6,
669 MFIE_TYPE_COUNTRY = 7,
670 MFIE_TYPE_HOP_PARAMS = 8,
671 MFIE_TYPE_HOP_TABLE = 9,
672 MFIE_TYPE_REQUEST = 10,
673 MFIE_TYPE_CHALLENGE = 16,
674 MFIE_TYPE_POWER_CONSTRAINT = 32,
675 MFIE_TYPE_POWER_CAPABILITY = 33,
676 MFIE_TYPE_TPC_REQUEST = 34,
677 MFIE_TYPE_TPC_REPORT = 35,
678 MFIE_TYPE_SUPP_CHANNELS = 36,
680 MFIE_TYPE_MEASURE_REQUEST = 38,
681 MFIE_TYPE_MEASURE_REPORT = 39,
682 MFIE_TYPE_QUIET = 40,
683 MFIE_TYPE_IBSS_DFS = 41,
685 MFIE_TYPE_HT_CAP = 45,
687 MFIE_TYPE_RATES_EX = 50,
688 MFIE_TYPE_HT_INFO = 61,
689 MFIE_TYPE_AIRONET = 133,
690 MFIE_TYPE_GENERIC = 221,
691 MFIE_TYPE_QOS_PARAMETER = 222,
694 /* Minimal header; can be used for passing 802.11 frames with sufficient
695 * information to determine what type of underlying data type is actually
696 * stored in the data.
698 struct rtllib_pspoll_hdr {
711 struct rtllib_hdr_1addr {
718 struct rtllib_hdr_2addr {
726 struct rtllib_hdr_3addr {
736 struct rtllib_hdr_4addr {
747 struct rtllib_hdr_3addrqos {
758 struct rtllib_hdr_4addrqos {
770 struct rtllib_info_element {
776 struct rtllib_authentication {
777 struct rtllib_hdr_3addr header;
782 struct rtllib_info_element info_element[];
785 struct rtllib_disauth {
786 struct rtllib_hdr_3addr header;
790 struct rtllib_disassoc {
791 struct rtllib_hdr_3addr header;
795 struct rtllib_probe_request {
796 struct rtllib_hdr_3addr header;
797 /* SSID, supported rates */
798 struct rtllib_info_element info_element[];
801 struct rtllib_probe_response {
802 struct rtllib_hdr_3addr header;
804 __le16 beacon_interval;
806 /* SSID, supported rates, FH params, DS params,
807 * CF params, IBSS params, TIM (if beacon), RSN
809 struct rtllib_info_element info_element[];
812 /* Alias beacon for probe_response */
813 #define rtllib_beacon rtllib_probe_response
815 struct rtllib_assoc_request_frame {
816 struct rtllib_hdr_3addr header;
818 __le16 listen_interval;
819 /* SSID, supported rates, RSN */
820 struct rtllib_info_element info_element[];
823 struct rtllib_assoc_response_frame {
824 struct rtllib_hdr_3addr header;
828 struct rtllib_info_element info_element[]; /* supported rates */
839 struct sk_buff *fragments[];
842 #define MAX_SUBFRAME_COUNT 64
845 struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
862 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
863 * only use 8, and then use extended rates for the remaining supported
864 * rates. Other APs, however, stick all of their supported rates on the
865 * main rates information element...
867 #define MAX_RATES_LENGTH ((u8)12)
868 #define MAX_RATES_EX_LENGTH ((u8)16)
869 #define MAX_NETWORK_COUNT 96
871 #define MAX_CHANNEL_NUMBER 161
872 #define RTLLIB_SOFTMAC_SCAN_TIME 100
873 #define RTLLIB_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
875 #define MAX_WPA_IE_LEN 64
876 #define MAX_WZC_IE_LEN 256
878 #define NETWORK_EMPTY_ESSID (1<<0)
879 #define NETWORK_HAS_OFDM (1<<1)
880 #define NETWORK_HAS_CCK (1<<2)
883 #define NETWORK_HAS_QOS_PARAMETERS (1<<3)
884 #define NETWORK_HAS_QOS_INFORMATION (1<<4)
885 #define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
886 NETWORK_HAS_QOS_INFORMATION)
888 #define NETWORK_HAS_ERP_VALUE (1<<10)
890 #define QOS_QUEUE_NUM 4
891 #define QOS_OUI_LEN 3
892 #define QOS_OUI_TYPE 2
893 #define QOS_ELEMENT_ID 221
894 #define QOS_OUI_INFO_SUB_TYPE 0
895 #define QOS_OUI_PARAM_SUB_TYPE 1
896 #define QOS_VERSION_1 1
898 struct rtllib_qos_information_element {
908 struct rtllib_qos_ac_parameter {
914 struct rtllib_qos_parameter_info {
915 struct rtllib_qos_information_element info_element;
917 struct rtllib_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
920 struct rtllib_qos_parameters {
921 __le16 cw_min[QOS_QUEUE_NUM];
922 __le16 cw_max[QOS_QUEUE_NUM];
923 u8 aifs[QOS_QUEUE_NUM];
924 u8 flag[QOS_QUEUE_NUM];
925 __le16 tx_op_limit[QOS_QUEUE_NUM];
928 struct rtllib_qos_data {
929 struct rtllib_qos_parameters parameters;
930 unsigned int wmm_acm;
937 struct rtllib_tim_parameters {
942 struct rtllib_wmm_ac_param {
953 EAPOL_ENCAP_ASF_ALERT
956 static const char * const eap_types[] = {
957 [EAP_PACKET] = "EAP-Packet",
958 [EAPOL_START] = "EAPOL-Start",
959 [EAPOL_LOGOFF] = "EAPOL-Logoff",
960 [EAPOL_KEY] = "EAPOL-Key",
961 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
964 static inline const char *eap_get_type(int type)
966 return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" :
970 static inline u8 Frame_QoSTID(u8 *buf)
972 struct rtllib_hdr_3addr *hdr;
975 hdr = (struct rtllib_hdr_3addr *)buf;
976 fc = le16_to_cpu(hdr->frame_ctl);
977 return (u8)((union frameqos *)(buf + (((fc & RTLLIB_FCTL_TODS) &&
978 (fc & RTLLIB_FCTL_FROMDS)) ? 30 : 24)))->field.tid;
989 struct rtllib_softmac_stats {
990 unsigned int rx_ass_ok;
991 unsigned int rx_ass_err;
992 unsigned int rx_probe_rq;
993 unsigned int tx_probe_rs;
994 unsigned int tx_beacons;
995 unsigned int rx_auth_rq;
996 unsigned int rx_auth_rs_ok;
997 unsigned int rx_auth_rs_err;
998 unsigned int tx_auth_rq;
999 unsigned int no_auth_rs;
1000 unsigned int no_ass_rs;
1001 unsigned int tx_ass_rq;
1002 unsigned int rx_ass_rq;
1003 unsigned int tx_probe_rq;
1004 unsigned int reassoc;
1005 unsigned int swtxstop;
1006 unsigned int swtxawake;
1007 unsigned char CurrentShowTxate;
1008 unsigned char last_packet_rate;
1009 unsigned int txretrycount;
1012 /* These are the data types that can make up management packets
1014 * u16 auth_algorithm;
1015 * u16 auth_sequence;
1016 * u16 beacon_interval;
1018 * u8 current_ap[ETH_ALEN];
1019 * u16 listen_interval;
1021 * u16 association_id:14, reserved:2;
1023 * u32 time_stamp[2];
1028 #define RTLLIB_DEFAULT_TX_ESSID "Penguin"
1029 #define RTLLIB_DEFAULT_BASIC_RATE 2
1031 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1032 #define MAX_SP_Len (WMM_all_frame << 4)
1033 #define RTLLIB_QOS_TID 0x0f
1034 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1036 #define RTLLIB_DTIM_MBCAST 4
1037 #define RTLLIB_DTIM_UCAST 2
1038 #define RTLLIB_DTIM_VALID 1
1039 #define RTLLIB_DTIM_INVALID 0
1041 #define RTLLIB_PS_DISABLED 0
1042 #define RTLLIB_PS_UNICAST RTLLIB_DTIM_UCAST
1043 #define RTLLIB_PS_MBCAST RTLLIB_DTIM_MBCAST
1045 #define WME_AC_BK 0x00
1046 #define WME_AC_BE 0x01
1047 #define WME_AC_VI 0x02
1048 #define WME_AC_VO 0x03
1049 #define WME_AC_PRAM_LEN 16
1051 #define MAX_RECEIVE_BUFFER_SIZE 9100
1053 #define UP2AC(up) ( \
1054 ((up) < 1) ? WME_AC_BE : \
1055 ((up) < 3) ? WME_AC_BK : \
1056 ((up) < 4) ? WME_AC_BE : \
1057 ((up) < 6) ? WME_AC_VI : \
1060 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
1061 #define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address
1066 ERP_NonERPpresent = 0x01,
1067 ERP_UseProtection = 0x02,
1068 ERP_BarkerPreambleMode = 0x04,
1071 struct rtllib_network {
1072 /* These entries are used to identify a unique network */
1075 /* Ensure null-terminated for any debug msgs */
1076 u8 ssid[IW_ESSID_MAX_SIZE + 1];
1078 u8 hidden_ssid[IW_ESSID_MAX_SIZE + 1];
1080 struct rtllib_qos_data qos_data;
1082 bool bWithAironetIE;
1083 bool bCkipSupported;
1088 u8 MBssid[ETH_ALEN];
1089 bool bWithCcxVerNum;
1091 /* These are network statistics */
1092 struct rtllib_rx_stats stats;
1094 u8 rates[MAX_RATES_LENGTH];
1096 u8 rates_ex[MAX_RATES_EX_LENGTH];
1098 unsigned long last_scanned;
1102 u16 beacon_interval;
1103 u16 listen_interval;
1106 u8 wpa_ie[MAX_WPA_IE_LEN];
1108 u8 rsn_ie[MAX_WPA_IE_LEN];
1110 u8 wzc_ie[MAX_WZC_IE_LEN];
1113 struct rtllib_tim_parameters tim;
1116 u64 last_dtim_sta_time;
1119 struct rtllib_wmm_ac_param wmm_param[4];
1122 u8 CountryIeBuf[MAX_IE_LEN];
1123 struct bss_ht bssht;
1124 bool broadcom_cap_exist;
1125 bool realtek_cap_exit;
1126 bool marvell_cap_exist;
1127 bool ralink_cap_exist;
1128 bool atheros_cap_exist;
1129 bool cisco_cap_exist;
1130 bool airgo_cap_exist;
1131 bool unknown_cap_exist;
1132 bool berp_info_valid;
1133 bool buseprotection;
1136 struct list_head list;
1141 /* the card is not linked at all */
1144 /* RTLLIB_ASSOCIATING* are for BSS client mode
1145 * the driver shall not perform RX filtering unless
1146 * the state is LINKED.
1147 * The driver shall just check for the state LINKED and
1148 * defaults to NOLINK for ALL the other states (including
1152 /* the association procedure will start (wq scheduling)*/
1154 RTLLIB_ASSOCIATING_RETRY,
1156 /* the association procedure is sending AUTH request*/
1157 RTLLIB_ASSOCIATING_AUTHENTICATING,
1159 /* the association procedure has successfully authenticated
1160 * and is sending association request
1162 RTLLIB_ASSOCIATING_AUTHENTICATED,
1164 /* the link is ok. the card associated to a BSS or linked
1165 * to a ibss cell or acting as an AP and creating the bss
1169 /* same as LINKED, but the driver shall apply RX filter
1170 * rules as we are in NO_LINK mode. As the card is still
1171 * logically linked, but it is doing a syncro site survey
1172 * then it will be back to LINKED state.
1174 RTLLIB_LINKED_SCANNING,
1177 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1178 #define DEFAULT_FTS 2346
1180 #define CFG_RTLLIB_RESERVE_FCS (1<<0)
1181 #define CFG_RTLLIB_COMPUTE_FCS (1<<1)
1185 struct rtllib_txb *txb;
1188 struct bandwidth_autoswitch {
1189 long threshold_20Mhzto40Mhz;
1190 long threshold_40Mhzto20Mhz;
1191 bool bforced_tx20Mhz;
1192 bool bautoswitch_enable;
1195 #define REORDER_WIN_SIZE 128
1196 #define REORDER_ENTRY_NUM 128
1197 struct rx_reorder_entry {
1198 struct list_head List;
1200 struct rtllib_rxb *prxb;
1216 enum ips_callback_function {
1217 IPS_CALLBACK_NONE = 0,
1218 IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1219 IPS_CALLBACK_JOIN_REQUEST = 2,
1222 enum rt_rf_power_state {
1228 struct rt_pwr_save_ctrl {
1229 bool bSwRfProcessing;
1230 enum rt_rf_power_state eInactivePowerState;
1231 enum ips_callback_function ReturnPoint;
1235 u8 reg_max_lps_awake_intvl;
1241 #define RT_RF_CHANGE_SOURCE u32
1243 #define RF_CHANGE_BY_SW BIT31
1244 #define RF_CHANGE_BY_HW BIT30
1245 #define RF_CHANGE_BY_PS BIT29
1246 #define RF_CHANGE_BY_IPS BIT28
1247 #define RF_CHANGE_BY_INIT 0
1249 enum country_code_type {
1250 COUNTRY_CODE_FCC = 0,
1251 COUNTRY_CODE_IC = 1,
1252 COUNTRY_CODE_ETSI = 2,
1253 COUNTRY_CODE_SPAIN = 3,
1254 COUNTRY_CODE_FRANCE = 4,
1255 COUNTRY_CODE_MKK = 5,
1256 COUNTRY_CODE_MKK1 = 6,
1257 COUNTRY_CODE_ISRAEL = 7,
1258 COUNTRY_CODE_TELEC = 8,
1259 COUNTRY_CODE_MIC = 9,
1260 COUNTRY_CODE_GLOBAL_DOMAIN = 10,
1261 COUNTRY_CODE_WORLD_WIDE_13 = 11,
1262 COUNTRY_CODE_TELEC_NETGEAR = 12,
1266 enum scan_op_backup_opt {
1267 SCAN_OPT_BACKUP = 0,
1272 enum fw_cmd_io_type {
1273 FW_CMD_DIG_ENABLE = 0,
1274 FW_CMD_DIG_DISABLE = 1,
1275 FW_CMD_DIG_HALT = 2,
1276 FW_CMD_DIG_RESUME = 3,
1277 FW_CMD_HIGH_PWR_ENABLE = 4,
1278 FW_CMD_HIGH_PWR_DISABLE = 5,
1279 FW_CMD_RA_RESET = 6,
1280 FW_CMD_RA_ACTIVE = 7,
1281 FW_CMD_RA_REFRESH_N = 8,
1282 FW_CMD_RA_REFRESH_BG = 9,
1283 FW_CMD_RA_INIT = 10,
1284 FW_CMD_IQK_ENABLE = 11,
1285 FW_CMD_TXPWR_TRACK_ENABLE = 12,
1286 FW_CMD_TXPWR_TRACK_DISABLE = 13,
1287 FW_CMD_TXPWR_TRACK_THERMAL = 14,
1288 FW_CMD_PAUSE_DM_BY_SCAN = 15,
1289 FW_CMD_RESUME_DM_BY_SCAN = 16,
1290 FW_CMD_RA_REFRESH_N_COMB = 17,
1291 FW_CMD_RA_REFRESH_BG_COMB = 18,
1292 FW_CMD_ANTENNA_SW_ENABLE = 19,
1293 FW_CMD_ANTENNA_SW_DISABLE = 20,
1294 FW_CMD_TX_FEEDBACK_CCX_ENABLE = 21,
1295 FW_CMD_LPS_ENTER = 22,
1296 FW_CMD_LPS_LEAVE = 23,
1299 #define RT_MAX_LD_SLOT_NUM 10
1300 struct rt_link_detect {
1302 u32 NumRecvBcnInPeriod;
1303 u32 NumRecvDataInPeriod;
1305 u32 RxBcnNum[RT_MAX_LD_SLOT_NUM];
1306 u32 RxDataNum[RT_MAX_LD_SLOT_NUM];
1310 u32 NumTxOkInPeriod;
1311 u32 NumRxOkInPeriod;
1312 u32 NumRxUnicastOkInPeriod;
1314 bool bHigherBusyTraffic;
1315 bool bHigherBusyRxTraffic;
1318 struct sw_cam_table {
1320 u8 macaddr[ETH_ALEN];
1329 #define TOTAL_CAM_ENTRY 32
1330 struct rate_adaptive {
1331 u8 rate_adaptive_disabled;
1335 u32 high_rssi_thresh_for_ra;
1336 u32 high2low_rssi_thresh_for_ra;
1337 u8 low2high_rssi_thresh_for_ra40M;
1338 u32 low_rssi_thresh_for_ra40M;
1339 u8 low2high_rssi_thresh_for_ra20M;
1340 u32 low_rssi_thresh_for_ra20M;
1341 u32 upper_rssi_threshold_ratr;
1342 u32 middle_rssi_threshold_ratr;
1343 u32 low_rssi_threshold_ratr;
1344 u32 low_rssi_threshold_ratr_40M;
1345 u32 low_rssi_threshold_ratr_20M;
1346 u8 ping_rssi_enable;
1348 u32 ping_rssi_thresh_for_ra;
1354 #define NUM_PMKID_CACHE 16
1355 struct rt_pmkid_list {
1362 struct rt_intel_promisc_mode {
1363 bool promiscuous_on;
1364 bool fltr_src_sta_frame;
1367 /*************** DRIVER STATUS *****/
1368 #define STATUS_SCANNING 0
1369 /*************** DRIVER STATUS *****/
1374 LPS_WAIT_NULL_DATA_SEND = 2,
1377 struct rtllib_device {
1378 struct pci_dev *pdev;
1379 struct net_device *dev;
1380 struct rtllib_security sec;
1382 bool disable_mgnt_queue;
1384 unsigned long status;
1387 enum rt_op_mode OpMode;
1389 /* The last AssocReq/Resp IEs */
1390 u8 *assocreq_ies, *assocresp_ies;
1391 size_t assocreq_ies_len, assocresp_ies_len;
1396 bool is_silent_reset;
1400 bool bSupportRemoteWakeUp;
1402 bool FirstIe_InScan;
1403 bool be_scan_inprogress;
1405 enum rt_rf_power_state rf_power_state;
1406 RT_RF_CHANGE_SOURCE rf_off_reason;
1409 struct rt_hi_throughput *ht_info;
1411 spinlock_t reorder_spinlock;
1412 u8 reg_dot11ht_oper_rate_set[16];
1413 u8 reg_dot11tx_ht_oper_rate_set[16];
1414 u8 dot11ht_oper_rate_set[16];
1415 u8 reg_ht_supp_rate_set[16];
1416 u8 HTCurrentOperaRate;
1417 u8 HTHighestOperaRate;
1418 u8 tx_dis_rate_fallback;
1419 u8 tx_use_drv_assinged_rate;
1420 u8 bTxEnableFwCalcDur;
1423 struct list_head Tx_TS_Admit_List;
1424 struct list_head Tx_TS_Pending_List;
1425 struct list_head Tx_TS_Unused_List;
1426 struct tx_ts_record TxTsRecord[TOTAL_TS_NUM];
1427 struct list_head Rx_TS_Admit_List;
1428 struct list_head Rx_TS_Pending_List;
1429 struct list_head Rx_TS_Unused_List;
1430 struct rx_ts_record RxTsRecord[TOTAL_TS_NUM];
1431 struct rx_reorder_entry RxReorderEntry[128];
1432 struct list_head RxReorder_Unused_List;
1434 /* Bookkeeping structures */
1435 struct net_device_stats stats;
1436 struct rtllib_softmac_stats softmac_stats;
1438 /* Probe / Beacon management */
1439 struct list_head network_free_list;
1440 struct list_head network_list;
1441 struct rtllib_network *networks;
1445 int iw_mode; /* operating mode (IW_MODE_*) */
1446 bool net_promiscuous_md;
1447 struct rt_intel_promisc_mode intel_promiscuous_md_info;
1450 spinlock_t wpax_suitlist_lock;
1452 int tx_headroom; /* Set to size of any additional room needed at front
1453 * of allocated Tx SKBs
1457 /* WEP and other encryption related settings at the device level */
1458 int open_wep; /* Set to 1 to allow unencrypted frames */
1460 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1464 /* If the host performs {en,de}cryption, then set to 1 */
1468 int ieee802_1x; /* is IEEE 802.1X used */
1471 bool bHalfWirelessN24GMode;
1473 int drop_unencrypted;
1474 int tkip_countermeasures;
1475 int privacy_invoked;
1480 u8 ap_mac_addr[ETH_ALEN];
1481 u16 pairwise_key_type;
1484 struct lib80211_crypt_info crypt_info;
1486 struct sw_cam_table swcamtable[TOTAL_CAM_ENTRY];
1488 struct rt_pmkid_list PMKIDList[NUM_PMKID_CACHE];
1490 /* Fragmentation structures */
1491 struct rtllib_frag_entry frag_cache[17][RTLLIB_FRAG_CACHE_LEN];
1492 unsigned int frag_next_idx[17];
1493 u16 fts; /* Fragmentation Threshold */
1494 #define DEFAULT_RTS_THRESHOLD 2346U
1495 #define MIN_RTS_THRESHOLD 1
1496 #define MAX_RTS_THRESHOLD 2346U
1497 u16 rts; /* RTS threshold */
1499 /* Association info */
1502 /* This stores infos for the current network.
1503 * Either the network we are associated in INFRASTRUCTURE
1504 * or the network that we are creating in MASTER mode.
1505 * ad-hoc is a mixture ;-).
1506 * Note that in infrastructure mode, even when not associated,
1507 * fields bssid and essid may be valid (if wpa_set and essid_set
1508 * are true) as thy carry the value set by the user via iwconfig
1510 struct rtllib_network current_network;
1512 enum rtllib_state state;
1515 int mode; /* A, B, G */
1516 int modulation; /* CCK, OFDM */
1518 /* used for forcing the ibss workqueue to terminate
1519 * without wait for the syncro scan to terminate
1521 short sync_scan_hurryup;
1524 /* map of allowed channels. 0 is dummy */
1527 u8 active_channel_map[MAX_CHANNEL_NUMBER+1];
1529 u8 bss_start_channel;
1530 u8 ibss_maxjoin_chal;
1532 int rate; /* current rate */
1537 /* this contains flags for selectively enable softmac support */
1538 u16 softmac_features;
1540 /* if the sequence control field is not filled by HW */
1543 /* association procedure transaction sequence number */
1546 /* AID for RTXed association responses */
1549 /* power save mode related*/
1555 struct work_struct ps_task;
1560 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1562 short scanning_continue;
1563 short proto_started;
1564 short proto_stoppping;
1566 struct mutex wx_mutex;
1567 struct mutex scan_mutex;
1568 struct mutex ips_mutex;
1570 spinlock_t mgmt_tx_lock;
1571 spinlock_t beacon_lock;
1578 /* set on initialization */
1579 unsigned int wmm_acm;
1581 /* for discarding duplicated packets in IBSS */
1582 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1584 /* for discarding duplicated packets in BSS */
1585 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1586 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1587 unsigned long last_packet_time[17];
1590 unsigned long last_rx_ps_time;
1594 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1595 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1596 int mgmt_queue_head;
1597 int mgmt_queue_tail;
1599 struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
1601 bool bdynamic_txpower_enable;
1603 bool bCTSToSelfEnable;
1605 u32 fsync_time_interval;
1606 u32 fsync_rate_bitmap;
1607 u8 fsync_rssi_threshold;
1610 u8 fsync_multiple_timeinterval;
1611 u32 fsync_firstdiff_ratethreshold;
1612 u32 fsync_seconddiff_ratethreshold;
1613 enum fsync_state fsync_state;
1614 bool bis_any_nonbepkts;
1615 struct bandwidth_autoswitch bandwidth_auto_switch;
1618 struct rt_link_detect link_detect_info;
1619 bool bIsAggregateFrame;
1620 struct rt_pwr_save_ctrl pwr_save_ctrl;
1622 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1623 struct tx_pending tx_pending;
1625 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1626 struct timer_list associate_timer;
1628 /* used if IEEE_SOFTMAC_BEACONS is set */
1629 struct timer_list beacon_timer;
1631 struct work_struct associate_complete_wq;
1632 struct work_struct ips_leave_wq;
1633 struct delayed_work associate_procedure_wq;
1634 struct delayed_work softmac_scan_wq;
1635 struct delayed_work associate_retry_wq;
1636 struct delayed_work start_ibss_wq;
1637 struct delayed_work hw_wakeup_wq;
1638 struct delayed_work hw_sleep_wq;
1639 struct delayed_work link_change_wq;
1640 struct work_struct wx_sync_scan_wq;
1643 struct rtllib_rxb *RfdArray[REORDER_WIN_SIZE];
1644 struct rtllib_rxb *stats_IndicateArray[REORDER_WIN_SIZE];
1645 struct rtllib_rxb *prxbIndicateArray[REORDER_WIN_SIZE];
1647 struct sw_chnl_cmd PreCommonCmd[MAX_PRECMD_CNT];
1648 struct sw_chnl_cmd PostCommonCmd[MAX_POSTCMD_CNT];
1649 struct sw_chnl_cmd RfDependCmd[MAX_RFDEPENDCMD_CNT];
1653 /* Callback functions */
1654 void (*set_security)(struct net_device *dev,
1655 struct rtllib_security *sec);
1657 /* Used to TX data frame by using txb structs.
1658 * this is not used if in the softmac_features
1659 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1661 int (*hard_start_xmit)(struct rtllib_txb *txb,
1662 struct net_device *dev);
1664 int (*reset_port)(struct net_device *dev);
1666 /* Softmac-generated frames (management) are TXed via this
1667 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1668 * not set. As some cards may have different HW queues that
1669 * one might want to use for data and management frames
1670 * the option to have two callbacks might be useful.
1671 * This function can't sleep.
1673 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1674 struct net_device *dev);
1676 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1677 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1678 * frames. If the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1679 * then also management frames are sent via this callback.
1680 * This function can't sleep.
1682 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1683 struct net_device *dev, int rate);
1685 /* stops the HW queue for DATA frames. Useful to avoid
1686 * waste time to TX data frame when we are reassociating
1687 * This function can sleep.
1689 void (*data_hard_stop)(struct net_device *dev);
1691 /* OK this is complementing to data_poll_hard_stop */
1692 void (*data_hard_resume)(struct net_device *dev);
1694 /* ask to the driver to retune the radio.
1695 * This function can sleep. the driver should ensure
1696 * the radio has been switched before return.
1698 void (*set_chan)(struct net_device *dev, short ch);
1700 void (*rtllib_start_hw_scan)(struct net_device *dev);
1701 void (*rtllib_stop_hw_scan)(struct net_device *dev);
1703 /* indicate the driver that the link state is changed
1704 * for example it may indicate the card is associated now.
1705 * Driver might be interested in this to apply RX filter
1706 * rules or simply light the LINK led
1708 void (*link_change)(struct net_device *dev);
1710 /* these two function indicates to the HW when to start
1711 * and stop to send beacons. This is used when the
1712 * IEEE_SOFTMAC_BEACONS is not set. For now the
1713 * stop_send_bacons is NOT guaranteed to be called only
1714 * after start_send_beacons.
1716 void (*start_send_beacons)(struct net_device *dev);
1717 void (*stop_send_beacons)(struct net_device *dev);
1719 /* power save mode related */
1720 void (*sta_wake_up)(struct net_device *dev);
1721 void (*enter_sleep_state)(struct net_device *dev, u64 time);
1722 short (*ps_is_queue_empty)(struct net_device *dev);
1723 int (*handle_beacon)(struct net_device *dev,
1724 struct rtllib_beacon *beacon,
1725 struct rtllib_network *network);
1726 int (*handle_assoc_response)(struct net_device *dev,
1727 struct rtllib_assoc_response_frame *resp,
1728 struct rtllib_network *network);
1730 /* check whether Tx hw resource available */
1731 short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
1732 void (*SetBWModeHandler)(struct net_device *dev,
1733 enum ht_channel_width bandwidth,
1734 enum ht_extchnl_offset Offset);
1735 bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
1736 void (*SetWirelessMode)(struct net_device *dev, u8 wireless_mode);
1737 bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
1738 u8 (*rtllib_ap_sec_type)(struct rtllib_device *ieee);
1739 void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
1740 bool (*SetFwCmdHandler)(struct net_device *dev,
1741 enum fw_cmd_io_type FwCmdIO);
1742 void (*UpdateBeaconInterruptHandler)(struct net_device *dev,
1744 void (*ScanOperationBackupHandler)(struct net_device *dev,
1746 void (*LedControlHandler)(struct net_device *dev,
1747 enum led_ctl_mode LedAction);
1748 void (*SetHwRegHandler)(struct net_device *dev, u8 variable, u8 *val);
1750 void (*AllowAllDestAddrHandler)(struct net_device *dev,
1751 bool bAllowAllDA, bool WriteIntoReg);
1753 void (*rtllib_ips_leave_wq)(struct net_device *dev);
1754 void (*rtllib_ips_leave)(struct net_device *dev);
1755 void (*LeisurePSLeave)(struct net_device *dev);
1757 /* This must be the last item so that it points to the data
1758 * allocated beyond this structure by alloc_rtllib
1763 #define IEEE_A (1<<0)
1764 #define IEEE_B (1<<1)
1765 #define IEEE_G (1<<2)
1766 #define IEEE_N_24G (1<<4)
1767 #define IEEE_N_5G (1<<5)
1768 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1770 /* Generate a 802.11 header */
1772 /* Uses the channel change callback directly
1773 * instead of [start/stop] scan callbacks
1775 #define IEEE_SOFTMAC_SCAN (1<<2)
1777 /* Perform authentication and association handshake */
1778 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1780 /* Generate probe requests */
1781 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1783 /* Generate response to probe requests */
1784 #define IEEE_SOFTMAC_PROBERS (1<<5)
1786 /* The ieee802.11 stack will manage the netif queue
1787 * wake/stop for the driver, taking care of 802.11
1788 * fragmentation. See softmac.c for details.
1790 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1792 /* Uses only the softmac_data_hard_start_xmit
1793 * even for TX management frames.
1795 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1797 /* Generate beacons. The stack will enqueue beacons
1800 #define IEEE_SOFTMAC_BEACONS (1<<6)
1802 static inline void *rtllib_priv(struct net_device *dev)
1804 return ((struct rtllib_device *)netdev_priv(dev))->priv;
1807 static inline int rtllib_is_empty_essid(const char *essid, int essid_len)
1809 /* Single white space is for Linksys APs */
1810 if (essid_len == 1 && essid[0] == ' ')
1813 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1816 if (essid[essid_len] != '\0')
1823 static inline int rtllib_get_hdrlen(u16 fc)
1825 int hdrlen = RTLLIB_3ADDR_LEN;
1827 switch (WLAN_FC_GET_TYPE(fc)) {
1828 case RTLLIB_FTYPE_DATA:
1829 if ((fc & RTLLIB_FCTL_FROMDS) && (fc & RTLLIB_FCTL_TODS))
1830 hdrlen = RTLLIB_4ADDR_LEN; /* Addr4 */
1831 if (RTLLIB_QOS_HAS_SEQ(fc))
1832 hdrlen += 2; /* QOS ctrl*/
1834 case RTLLIB_FTYPE_CTL:
1835 switch (WLAN_FC_GET_STYPE(fc)) {
1836 case RTLLIB_STYPE_CTS:
1837 case RTLLIB_STYPE_ACK:
1838 hdrlen = RTLLIB_1ADDR_LEN;
1841 hdrlen = RTLLIB_2ADDR_LEN;
1850 static inline u8 *rtllib_get_payload(struct rtllib_hdr *hdr)
1852 switch (rtllib_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
1853 case RTLLIB_1ADDR_LEN:
1854 return ((struct rtllib_hdr_1addr *)hdr)->payload;
1855 case RTLLIB_2ADDR_LEN:
1856 return ((struct rtllib_hdr_2addr *)hdr)->payload;
1857 case RTLLIB_3ADDR_LEN:
1858 return ((struct rtllib_hdr_3addr *)hdr)->payload;
1859 case RTLLIB_4ADDR_LEN:
1860 return ((struct rtllib_hdr_4addr *)hdr)->payload;
1865 static inline int rtllib_is_ofdm_rate(u8 rate)
1867 switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
1868 case RTLLIB_OFDM_RATE_6MB:
1869 case RTLLIB_OFDM_RATE_9MB:
1870 case RTLLIB_OFDM_RATE_12MB:
1871 case RTLLIB_OFDM_RATE_18MB:
1872 case RTLLIB_OFDM_RATE_24MB:
1873 case RTLLIB_OFDM_RATE_36MB:
1874 case RTLLIB_OFDM_RATE_48MB:
1875 case RTLLIB_OFDM_RATE_54MB:
1881 static inline int rtllib_is_cck_rate(u8 rate)
1883 switch (rate & ~RTLLIB_BASIC_RATE_MASK) {
1884 case RTLLIB_CCK_RATE_1MB:
1885 case RTLLIB_CCK_RATE_2MB:
1886 case RTLLIB_CCK_RATE_5MB:
1887 case RTLLIB_CCK_RATE_11MB:
1894 void free_rtllib(struct net_device *dev);
1895 struct net_device *alloc_rtllib(int sizeof_priv);
1899 int rtllib_encrypt_fragment(struct rtllib_device *ieee,
1900 struct sk_buff *frag,
1903 netdev_tx_t rtllib_xmit(struct sk_buff *skb, struct net_device *dev);
1904 void rtllib_txb_free(struct rtllib_txb *txb);
1907 int rtllib_rx(struct rtllib_device *ieee, struct sk_buff *skb,
1908 struct rtllib_rx_stats *rx_stats);
1909 void rtllib_rx_probe_rq(struct rtllib_device *ieee,
1910 struct sk_buff *skb);
1911 int rtllib_legal_channel(struct rtllib_device *rtllib, u8 channel);
1914 int rtllib_wx_get_scan(struct rtllib_device *ieee,
1915 struct iw_request_info *info,
1916 union iwreq_data *wrqu, char *key);
1917 int rtllib_wx_set_encode(struct rtllib_device *ieee,
1918 struct iw_request_info *info,
1919 union iwreq_data *wrqu, char *key);
1920 int rtllib_wx_get_encode(struct rtllib_device *ieee,
1921 struct iw_request_info *info,
1922 union iwreq_data *wrqu, char *key);
1923 int rtllib_wx_set_encode_ext(struct rtllib_device *ieee,
1924 struct iw_request_info *info,
1925 union iwreq_data *wrqu, char *extra);
1926 int rtllib_wx_set_auth(struct rtllib_device *ieee,
1927 struct iw_request_info *info,
1928 struct iw_param *data, char *extra);
1929 int rtllib_wx_set_mlme(struct rtllib_device *ieee,
1930 struct iw_request_info *info,
1931 union iwreq_data *wrqu, char *extra);
1932 int rtllib_wx_set_gen_ie(struct rtllib_device *ieee, u8 *ie, size_t len);
1934 /* rtllib_softmac.c */
1935 int rtllib_rx_frame_softmac(struct rtllib_device *ieee, struct sk_buff *skb,
1936 struct rtllib_rx_stats *rx_stats, u16 type,
1938 void rtllib_softmac_new_net(struct rtllib_device *ieee,
1939 struct rtllib_network *net);
1941 void SendDisassociation(struct rtllib_device *ieee, bool deauth, u16 asRsn);
1942 void rtllib_softmac_xmit(struct rtllib_txb *txb, struct rtllib_device *ieee);
1944 void rtllib_start_ibss(struct rtllib_device *ieee);
1945 int rtllib_softmac_init(struct rtllib_device *ieee);
1946 void rtllib_softmac_free(struct rtllib_device *ieee);
1947 void rtllib_disassociate(struct rtllib_device *ieee);
1948 void rtllib_stop_scan(struct rtllib_device *ieee);
1949 bool rtllib_act_scanning(struct rtllib_device *ieee, bool sync_scan);
1950 void rtllib_stop_scan_syncro(struct rtllib_device *ieee);
1951 void rtllib_start_scan_syncro(struct rtllib_device *ieee, u8 is_mesh);
1952 void rtllib_sta_ps_send_null_frame(struct rtllib_device *ieee, short pwr);
1953 void rtllib_sta_ps_send_pspoll_frame(struct rtllib_device *ieee);
1954 void rtllib_start_protocol(struct rtllib_device *ieee);
1955 void rtllib_stop_protocol(struct rtllib_device *ieee, u8 shutdown);
1957 void rtllib_EnableNetMonitorMode(struct net_device *dev, bool bInitState);
1958 void rtllib_DisableNetMonitorMode(struct net_device *dev, bool bInitState);
1959 void rtllib_EnableIntelPromiscuousMode(struct net_device *dev, bool bInitState);
1960 void rtllib_DisableIntelPromiscuousMode(struct net_device *dev,
1962 void rtllib_softmac_stop_protocol(struct rtllib_device *ieee,
1963 u8 mesh_flag, u8 shutdown);
1964 void rtllib_softmac_start_protocol(struct rtllib_device *ieee, u8 mesh_flag);
1966 void rtllib_reset_queue(struct rtllib_device *ieee);
1967 void rtllib_wake_all_queues(struct rtllib_device *ieee);
1968 void rtllib_stop_all_queues(struct rtllib_device *ieee);
1969 struct sk_buff *rtllib_get_beacon(struct rtllib_device *ieee);
1970 void rtllib_start_send_beacons(struct rtllib_device *ieee);
1971 void rtllib_stop_send_beacons(struct rtllib_device *ieee);
1973 void notify_wx_assoc_event(struct rtllib_device *ieee);
1974 void rtllib_ps_tx_ack(struct rtllib_device *ieee, short success);
1976 void softmac_mgmt_xmit(struct sk_buff *skb, struct rtllib_device *ieee);
1977 u8 rtllib_ap_sec_type(struct rtllib_device *ieee);
1979 /* rtllib_softmac_wx.c */
1981 int rtllib_wx_get_wap(struct rtllib_device *ieee, struct iw_request_info *info,
1982 union iwreq_data *wrqu, char *ext);
1984 int rtllib_wx_set_wap(struct rtllib_device *ieee, struct iw_request_info *info,
1985 union iwreq_data *awrq, char *extra);
1987 int rtllib_wx_get_essid(struct rtllib_device *ieee, struct iw_request_info *a,
1988 union iwreq_data *wrqu, char *b);
1990 int rtllib_wx_set_rate(struct rtllib_device *ieee, struct iw_request_info *info,
1991 union iwreq_data *wrqu, char *extra);
1993 int rtllib_wx_get_rate(struct rtllib_device *ieee, struct iw_request_info *info,
1994 union iwreq_data *wrqu, char *extra);
1996 int rtllib_wx_set_mode(struct rtllib_device *ieee, struct iw_request_info *a,
1997 union iwreq_data *wrqu, char *b);
1999 int rtllib_wx_set_scan(struct rtllib_device *ieee, struct iw_request_info *a,
2000 union iwreq_data *wrqu, char *b);
2002 int rtllib_wx_set_essid(struct rtllib_device *ieee, struct iw_request_info *a,
2003 union iwreq_data *wrqu, char *extra);
2005 int rtllib_wx_get_mode(struct rtllib_device *ieee, struct iw_request_info *a,
2006 union iwreq_data *wrqu, char *b);
2008 int rtllib_wx_set_freq(struct rtllib_device *ieee, struct iw_request_info *a,
2009 union iwreq_data *wrqu, char *b);
2011 int rtllib_wx_get_freq(struct rtllib_device *ieee, struct iw_request_info *a,
2012 union iwreq_data *wrqu, char *b);
2013 void rtllib_wx_sync_scan_wq(void *data);
2015 int rtllib_wx_set_rawtx(struct rtllib_device *ieee,
2016 struct iw_request_info *info,
2017 union iwreq_data *wrqu, char *extra);
2019 int rtllib_wx_get_name(struct rtllib_device *ieee, struct iw_request_info *info,
2020 union iwreq_data *wrqu, char *extra);
2022 int rtllib_wx_set_power(struct rtllib_device *ieee,
2023 struct iw_request_info *info,
2024 union iwreq_data *wrqu, char *extra);
2026 int rtllib_wx_get_power(struct rtllib_device *ieee,
2027 struct iw_request_info *info,
2028 union iwreq_data *wrqu, char *extra);
2030 int rtllib_wx_set_rts(struct rtllib_device *ieee, struct iw_request_info *info,
2031 union iwreq_data *wrqu, char *extra);
2033 int rtllib_wx_get_rts(struct rtllib_device *ieee, struct iw_request_info *info,
2034 union iwreq_data *wrqu, char *extra);
2035 #define MAX_RECEIVE_BUFFER_SIZE 9100
2037 void HTSetConnectBwMode(struct rtllib_device *ieee,
2038 enum ht_channel_width bandwidth,
2039 enum ht_extchnl_offset Offset);
2040 void HTUpdateDefaultSetting(struct rtllib_device *ieee);
2041 void HTConstructCapabilityElement(struct rtllib_device *ieee,
2042 u8 *posHTCap, u8 *len,
2043 u8 isEncrypt, bool bAssoc);
2044 void HTConstructInfoElement(struct rtllib_device *ieee,
2045 u8 *posHTInfo, u8 *len, u8 isEncrypt);
2046 void HTConstructRT2RTAggElement(struct rtllib_device *ieee,
2047 u8 *posRT2RTAgg, u8 *len);
2048 void HTOnAssocRsp(struct rtllib_device *ieee);
2049 void HTInitializeHTInfo(struct rtllib_device *ieee);
2050 void HTInitializeBssDesc(struct bss_ht *pBssHT);
2051 void HTResetSelfAndSavePeerSetting(struct rtllib_device *ieee,
2052 struct rtllib_network *pNetwork);
2053 void HT_update_self_and_peer_setting(struct rtllib_device *ieee,
2054 struct rtllib_network *pNetwork);
2055 u8 HTGetHighestMCSRate(struct rtllib_device *ieee, u8 *pMCSRateSet,
2057 extern u8 MCS_FILTER_ALL[];
2058 extern u16 MCS_DATA_RATE[2][2][77];
2059 u8 HTCCheck(struct rtllib_device *ieee, u8 *pFrame);
2060 void HTResetIOTSetting(struct rt_hi_throughput *ht_info);
2061 bool IsHTHalfNmodeAPs(struct rtllib_device *ieee);
2062 u16 TxCountToDataRate(struct rtllib_device *ieee, u8 nDataRate);
2063 int rtllib_rx_ADDBAReq(struct rtllib_device *ieee, struct sk_buff *skb);
2064 int rtllib_rx_ADDBARsp(struct rtllib_device *ieee, struct sk_buff *skb);
2065 int rtllib_rx_DELBA(struct rtllib_device *ieee, struct sk_buff *skb);
2066 void TsInitAddBA(struct rtllib_device *ieee, struct tx_ts_record *pTS,
2067 u8 Policy, u8 bOverwritePending);
2068 void TsInitDelBA(struct rtllib_device *ieee,
2069 struct ts_common_info *pTsCommonInfo,
2070 enum tr_select TxRxSelect);
2071 void BaSetupTimeOut(struct timer_list *t);
2072 void TxBaInactTimeout(struct timer_list *t);
2073 void RxBaInactTimeout(struct timer_list *t);
2074 void ResetBaEntry(struct ba_record *pBA);
2075 bool GetTs(struct rtllib_device *ieee, struct ts_common_info **ppTS, u8 *Addr,
2076 u8 TID, enum tr_select TxRxSelect, bool bAddNewTs);
2077 void TSInitialize(struct rtllib_device *ieee);
2078 void TsStartAddBaProcess(struct rtllib_device *ieee,
2079 struct tx_ts_record *pTxTS);
2080 void RemovePeerTS(struct rtllib_device *ieee, u8 *Addr);
2081 void RemoveAllTS(struct rtllib_device *ieee);
2083 extern const long rtllib_wlan_frequencies[];
2085 static inline const char *escape_essid(const char *essid, u8 essid_len)
2087 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2089 if (rtllib_is_empty_essid(essid, essid_len)) {
2090 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2094 snprintf(escaped, sizeof(escaped), "%*pE", essid_len, essid);
2098 /* fun with the built-in rtllib stack... */
2099 bool rtllib_MgntDisconnect(struct rtllib_device *rtllib, u8 asRsn);
2101 /* For the function is more related to hardware setting, it's better to use the
2102 * ieee handler to refer to it.
2104 void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee,
2105 struct rx_ts_record *pTS);
2106 int rtllib_parse_info_param(struct rtllib_device *ieee,
2107 struct rtllib_info_element *info_element,
2109 struct rtllib_network *network,
2110 struct rtllib_rx_stats *stats);
2112 void rtllib_indicate_packets(struct rtllib_device *ieee,
2113 struct rtllib_rxb **prxbIndicateArray, u8 index);
2114 void HTUseDefaultSetting(struct rtllib_device *ieee);
2115 #define RT_ASOC_RETRY_LIMIT 5
2116 u8 MgntQuery_TxRateExcludeCCKRates(struct rtllib_device *ieee);
2118 #endif /* RTLLIB_H */