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22#include <linux/err.h>
23#include <linux/init.h>
24
25#include <linux/kernel.h>
26#include <linux/module.h>
27#include <linux/proc_fs.h>
28
29#include <linux/sched.h>
30#include <linux/ptrace.h>
31#include <linux/slab.h>
32#include <linux/string.h>
33#include <linux/timer.h>
34#include <linux/interrupt.h>
35#include <linux/in.h>
36#include <linux/bitops.h>
37#include <linux/scatterlist.h>
38#include <linux/crypto.h>
39#include <linux/io.h>
40#include <asm/unaligned.h>
41
42#include <linux/netdevice.h>
43#include <linux/etherdevice.h>
44#include <linux/skbuff.h>
45#include <linux/if_arp.h>
46#include <linux/ioport.h>
47#include <linux/pci.h>
48#include <linux/uaccess.h>
49#include <linux/kthread.h>
50#include <linux/freezer.h>
51
52#include <net/cfg80211.h>
53#include <net/iw_handler.h>
54
55#include "airo.h"
56
57#define DRV_NAME "airo"
58
59#ifdef CONFIG_PCI
60static const struct pci_device_id card_ids[] = {
61 { 0x14b9, 1, PCI_ANY_ID, PCI_ANY_ID, },
62 { 0x14b9, 0x4500, PCI_ANY_ID, PCI_ANY_ID },
63 { 0x14b9, 0x4800, PCI_ANY_ID, PCI_ANY_ID, },
64 { 0x14b9, 0x0340, PCI_ANY_ID, PCI_ANY_ID, },
65 { 0x14b9, 0x0350, PCI_ANY_ID, PCI_ANY_ID, },
66 { 0x14b9, 0x5000, PCI_ANY_ID, PCI_ANY_ID, },
67 { 0x14b9, 0xa504, PCI_ANY_ID, PCI_ANY_ID, },
68 { 0, }
69};
70MODULE_DEVICE_TABLE(pci, card_ids);
71
72static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *);
73static void airo_pci_remove(struct pci_dev *);
74static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state);
75static int airo_pci_resume(struct pci_dev *pdev);
76
77static struct pci_driver airo_driver = {
78 .name = DRV_NAME,
79 .id_table = card_ids,
80 .probe = airo_pci_probe,
81 .remove = airo_pci_remove,
82 .suspend = airo_pci_suspend,
83 .resume = airo_pci_resume,
84};
85#endif
86
87
88#include <linux/wireless.h>
89#define WIRELESS_SPY
90
91#define CISCO_EXT
92#ifdef CISCO_EXT
93#include <linux/delay.h>
94#endif
95
96
97#define POWER_ON_DOWN
98
99
100
101
102
103
104
105#define IGNLABEL(comment) NULL
106static const char *statsLabels[] = {
107 "RxOverrun",
108 IGNLABEL("RxPlcpCrcErr"),
109 IGNLABEL("RxPlcpFormatErr"),
110 IGNLABEL("RxPlcpLengthErr"),
111 "RxMacCrcErr",
112 "RxMacCrcOk",
113 "RxWepErr",
114 "RxWepOk",
115 "RetryLong",
116 "RetryShort",
117 "MaxRetries",
118 "NoAck",
119 "NoCts",
120 "RxAck",
121 "RxCts",
122 "TxAck",
123 "TxRts",
124 "TxCts",
125 "TxMc",
126 "TxBc",
127 "TxUcFrags",
128 "TxUcPackets",
129 "TxBeacon",
130 "RxBeacon",
131 "TxSinColl",
132 "TxMulColl",
133 "DefersNo",
134 "DefersProt",
135 "DefersEngy",
136 "DupFram",
137 "RxFragDisc",
138 "TxAged",
139 "RxAged",
140 "LostSync-MaxRetry",
141 "LostSync-MissedBeacons",
142 "LostSync-ArlExceeded",
143 "LostSync-Deauth",
144 "LostSync-Disassoced",
145 "LostSync-TsfTiming",
146 "HostTxMc",
147 "HostTxBc",
148 "HostTxUc",
149 "HostTxFail",
150 "HostRxMc",
151 "HostRxBc",
152 "HostRxUc",
153 "HostRxDiscard",
154 IGNLABEL("HmacTxMc"),
155 IGNLABEL("HmacTxBc"),
156 IGNLABEL("HmacTxUc"),
157 IGNLABEL("HmacTxFail"),
158 IGNLABEL("HmacRxMc"),
159 IGNLABEL("HmacRxBc"),
160 IGNLABEL("HmacRxUc"),
161 IGNLABEL("HmacRxDiscard"),
162 IGNLABEL("HmacRxAccepted"),
163 "SsidMismatch",
164 "ApMismatch",
165 "RatesMismatch",
166 "AuthReject",
167 "AuthTimeout",
168 "AssocReject",
169 "AssocTimeout",
170 IGNLABEL("ReasonOutsideTable"),
171 IGNLABEL("ReasonStatus1"),
172 IGNLABEL("ReasonStatus2"),
173 IGNLABEL("ReasonStatus3"),
174 IGNLABEL("ReasonStatus4"),
175 IGNLABEL("ReasonStatus5"),
176 IGNLABEL("ReasonStatus6"),
177 IGNLABEL("ReasonStatus7"),
178 IGNLABEL("ReasonStatus8"),
179 IGNLABEL("ReasonStatus9"),
180 IGNLABEL("ReasonStatus10"),
181 IGNLABEL("ReasonStatus11"),
182 IGNLABEL("ReasonStatus12"),
183 IGNLABEL("ReasonStatus13"),
184 IGNLABEL("ReasonStatus14"),
185 IGNLABEL("ReasonStatus15"),
186 IGNLABEL("ReasonStatus16"),
187 IGNLABEL("ReasonStatus17"),
188 IGNLABEL("ReasonStatus18"),
189 IGNLABEL("ReasonStatus19"),
190 "RxMan",
191 "TxMan",
192 "RxRefresh",
193 "TxRefresh",
194 "RxPoll",
195 "TxPoll",
196 "HostRetries",
197 "LostSync-HostReq",
198 "HostTxBytes",
199 "HostRxBytes",
200 "ElapsedUsec",
201 "ElapsedSec",
202 "LostSyncBetterAP",
203 "PrivacyMismatch",
204 "Jammed",
205 "DiscRxNotWepped",
206 "PhyEleMismatch",
207 (char*)-1 };
208#ifndef RUN_AT
209#define RUN_AT(x) (jiffies+(x))
210#endif
211
212
213
214
215
216
217static int rates[8];
218static char *ssids[3];
219
220static int io[4];
221static int irq[4];
222
223static
224int maxencrypt ;
225
226
227static int auto_wep ;
228static int aux_bap ;
229
230static int adhoc;
231
232static int probe = 1;
233
234static kuid_t proc_kuid;
235static int proc_uid ;
236
237static kgid_t proc_kgid;
238static int proc_gid ;
239
240static int airo_perm = 0555;
241
242static int proc_perm = 0644;
243
244MODULE_AUTHOR("Benjamin Reed");
245MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet cards. "
246 "Direct support for ISA/PCI/MPI cards and support for PCMCIA when used with airo_cs.");
247MODULE_LICENSE("Dual BSD/GPL");
248MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
249module_param_array(io, int, NULL, 0);
250module_param_array(irq, int, NULL, 0);
251module_param_array(rates, int, NULL, 0);
252module_param_array(ssids, charp, NULL, 0);
253module_param(auto_wep, int, 0);
254MODULE_PARM_DESC(auto_wep,
255 "If non-zero, the driver will keep looping through the authentication options until an association is made. "
256 "The value of auto_wep is number of the wep keys to check. "
257 "A value of 2 will try using the key at index 0 and index 1.");
258module_param(aux_bap, int, 0);
259MODULE_PARM_DESC(aux_bap,
260 "If non-zero, the driver will switch into a mode that seems to work better for older cards with some older buses. "
261 "Before switching it checks that the switch is needed.");
262module_param(maxencrypt, int, 0);
263MODULE_PARM_DESC(maxencrypt,
264 "The maximum speed that the card can do encryption. "
265 "Units are in 512kbs. "
266 "Zero (default) means there is no limit. "
267 "Older cards used to be limited to 2mbs (4).");
268module_param(adhoc, int, 0);
269MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode.");
270module_param(probe, int, 0);
271MODULE_PARM_DESC(probe, "If zero, the driver won't start the card.");
272
273module_param(proc_uid, int, 0);
274MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to.");
275module_param(proc_gid, int, 0);
276MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to.");
277module_param(airo_perm, int, 0);
278MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet.");
279module_param(proc_perm, int, 0);
280MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
281
282
283
284
285static int do8bitIO ;
286
287
288#define SUCCESS 0
289#define ERROR -1
290#define NO_PACKET -2
291
292
293#define NOP2 0x0000
294#define MAC_ENABLE 0x0001
295#define MAC_DISABLE 0x0002
296#define CMD_LOSE_SYNC 0x0003
297#define CMD_SOFTRESET 0x0004
298#define HOSTSLEEP 0x0005
299#define CMD_MAGIC_PKT 0x0006
300#define CMD_SETWAKEMASK 0x0007
301#define CMD_READCFG 0x0008
302#define CMD_SETMODE 0x0009
303#define CMD_ALLOCATETX 0x000a
304#define CMD_TRANSMIT 0x000b
305#define CMD_DEALLOCATETX 0x000c
306#define NOP 0x0010
307#define CMD_WORKAROUND 0x0011
308#define CMD_ALLOCATEAUX 0x0020
309#define CMD_ACCESS 0x0021
310#define CMD_PCIBAP 0x0022
311#define CMD_PCIAUX 0x0023
312#define CMD_ALLOCBUF 0x0028
313#define CMD_GETTLV 0x0029
314#define CMD_PUTTLV 0x002a
315#define CMD_DELTLV 0x002b
316#define CMD_FINDNEXTTLV 0x002c
317#define CMD_PSPNODES 0x0030
318#define CMD_SETCW 0x0031
319#define CMD_SETPCF 0x0032
320#define CMD_SETPHYREG 0x003e
321#define CMD_TXTEST 0x003f
322#define MAC_ENABLETX 0x0101
323#define CMD_LISTBSS 0x0103
324#define CMD_SAVECFG 0x0108
325#define CMD_ENABLEAUX 0x0111
326#define CMD_WRITERID 0x0121
327#define CMD_USEPSPNODES 0x0130
328#define MAC_ENABLERX 0x0201
329
330
331#define ERROR_QUALIF 0x00
332#define ERROR_ILLCMD 0x01
333#define ERROR_ILLFMT 0x02
334#define ERROR_INVFID 0x03
335#define ERROR_INVRID 0x04
336#define ERROR_LARGE 0x05
337#define ERROR_NDISABL 0x06
338#define ERROR_ALLOCBSY 0x07
339#define ERROR_NORD 0x0B
340#define ERROR_NOWR 0x0C
341#define ERROR_INVFIDTX 0x0D
342#define ERROR_TESTACT 0x0E
343#define ERROR_TAGNFND 0x12
344#define ERROR_DECODE 0x20
345#define ERROR_DESCUNAV 0x21
346#define ERROR_BADLEN 0x22
347#define ERROR_MODE 0x80
348#define ERROR_HOP 0x81
349#define ERROR_BINTER 0x82
350#define ERROR_RXMODE 0x83
351#define ERROR_MACADDR 0x84
352#define ERROR_RATES 0x85
353#define ERROR_ORDER 0x86
354#define ERROR_SCAN 0x87
355#define ERROR_AUTH 0x88
356#define ERROR_PSMODE 0x89
357#define ERROR_RTYPE 0x8A
358#define ERROR_DIVER 0x8B
359#define ERROR_SSID 0x8C
360#define ERROR_APLIST 0x8D
361#define ERROR_AUTOWAKE 0x8E
362#define ERROR_LEAP 0x8F
363
364
365#define COMMAND 0x00
366#define PARAM0 0x02
367#define PARAM1 0x04
368#define PARAM2 0x06
369#define STATUS 0x08
370#define RESP0 0x0a
371#define RESP1 0x0c
372#define RESP2 0x0e
373#define LINKSTAT 0x10
374#define SELECT0 0x18
375#define OFFSET0 0x1c
376#define RXFID 0x20
377#define TXALLOCFID 0x22
378#define TXCOMPLFID 0x24
379#define DATA0 0x36
380#define EVSTAT 0x30
381#define EVINTEN 0x32
382#define EVACK 0x34
383#define SWS0 0x28
384#define SWS1 0x2a
385#define SWS2 0x2c
386#define SWS3 0x2e
387#define AUXPAGE 0x3A
388#define AUXOFF 0x3C
389#define AUXDATA 0x3E
390
391#define FID_TX 1
392#define FID_RX 2
393
394#define AUX_OFFSET 0x800
395
396#define PKTSIZE 1840
397#define RIDSIZE 2048
398
399#define MAXTXQ 64
400
401
402#define BAP0 0
403#define BAP1 2
404
405
406#define COMMAND_BUSY 0x8000
407
408#define BAP_BUSY 0x8000
409#define BAP_ERR 0x4000
410#define BAP_DONE 0x2000
411
412#define PROMISC 0xffff
413#define NOPROMISC 0x0000
414
415#define EV_CMD 0x10
416#define EV_CLEARCOMMANDBUSY 0x4000
417#define EV_RX 0x01
418#define EV_TX 0x02
419#define EV_TXEXC 0x04
420#define EV_ALLOC 0x08
421#define EV_LINK 0x80
422#define EV_AWAKE 0x100
423#define EV_TXCPY 0x400
424#define EV_UNKNOWN 0x800
425#define EV_MIC 0x1000
426#define EV_AWAKEN 0x2000
427#define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
428
429#ifdef CHECK_UNKNOWN_INTS
430#define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
431#else
432#define IGNORE_INTS (~STATUS_INTS)
433#endif
434
435
436#define RID_RW 0x20
437
438
439#define RID_CAPABILITIES 0xFF00
440#define RID_APINFO 0xFF01
441#define RID_RADIOINFO 0xFF02
442#define RID_UNKNOWN3 0xFF03
443#define RID_RSSI 0xFF04
444#define RID_CONFIG 0xFF10
445#define RID_SSID 0xFF11
446#define RID_APLIST 0xFF12
447#define RID_DRVNAME 0xFF13
448#define RID_ETHERENCAP 0xFF14
449#define RID_WEP_TEMP 0xFF15
450#define RID_WEP_PERM 0xFF16
451#define RID_MODULATION 0xFF17
452#define RID_OPTIONS 0xFF18
453#define RID_ACTUALCONFIG 0xFF20
454#define RID_FACTORYCONFIG 0xFF21
455#define RID_UNKNOWN22 0xFF22
456#define RID_LEAPUSERNAME 0xFF23
457#define RID_LEAPPASSWORD 0xFF24
458#define RID_STATUS 0xFF50
459#define RID_BEACON_HST 0xFF51
460#define RID_BUSY_HST 0xFF52
461#define RID_RETRIES_HST 0xFF53
462#define RID_UNKNOWN54 0xFF54
463#define RID_UNKNOWN55 0xFF55
464#define RID_UNKNOWN56 0xFF56
465#define RID_MIC 0xFF57
466#define RID_STATS16 0xFF60
467#define RID_STATS16DELTA 0xFF61
468#define RID_STATS16DELTACLEAR 0xFF62
469#define RID_STATS 0xFF68
470#define RID_STATSDELTA 0xFF69
471#define RID_STATSDELTACLEAR 0xFF6A
472#define RID_ECHOTEST_RID 0xFF70
473#define RID_ECHOTEST_RESULTS 0xFF71
474#define RID_BSSLISTFIRST 0xFF72
475#define RID_BSSLISTNEXT 0xFF73
476#define RID_WPA_BSSLISTFIRST 0xFF74
477#define RID_WPA_BSSLISTNEXT 0xFF75
478
479typedef struct {
480 u16 cmd;
481 u16 parm0;
482 u16 parm1;
483 u16 parm2;
484} Cmd;
485
486typedef struct {
487 u16 status;
488 u16 rsp0;
489 u16 rsp1;
490 u16 rsp2;
491} Resp;
492
493
494
495
496
497
498
499
500
501typedef struct WepKeyRid WepKeyRid;
502struct WepKeyRid {
503 __le16 len;
504 __le16 kindex;
505 u8 mac[ETH_ALEN];
506 __le16 klen;
507 u8 key[16];
508} __packed;
509
510
511typedef struct Ssid Ssid;
512struct Ssid {
513 __le16 len;
514 u8 ssid[32];
515} __packed;
516
517typedef struct SsidRid SsidRid;
518struct SsidRid {
519 __le16 len;
520 Ssid ssids[3];
521} __packed;
522
523typedef struct ModulationRid ModulationRid;
524struct ModulationRid {
525 __le16 len;
526 __le16 modulation;
527#define MOD_DEFAULT cpu_to_le16(0)
528#define MOD_CCK cpu_to_le16(1)
529#define MOD_MOK cpu_to_le16(2)
530} __packed;
531
532typedef struct ConfigRid ConfigRid;
533struct ConfigRid {
534 __le16 len;
535 __le16 opmode;
536#define MODE_STA_IBSS cpu_to_le16(0)
537#define MODE_STA_ESS cpu_to_le16(1)
538#define MODE_AP cpu_to_le16(2)
539#define MODE_AP_RPTR cpu_to_le16(3)
540#define MODE_CFG_MASK cpu_to_le16(0xff)
541#define MODE_ETHERNET_HOST cpu_to_le16(0<<8)
542#define MODE_LLC_HOST cpu_to_le16(1<<8)
543#define MODE_AIRONET_EXTEND cpu_to_le16(1<<9)
544#define MODE_AP_INTERFACE cpu_to_le16(1<<10)
545#define MODE_ANTENNA_ALIGN cpu_to_le16(1<<11)
546#define MODE_ETHER_LLC cpu_to_le16(1<<12)
547#define MODE_LEAF_NODE cpu_to_le16(1<<13)
548#define MODE_CF_POLLABLE cpu_to_le16(1<<14)
549#define MODE_MIC cpu_to_le16(1<<15)
550 __le16 rmode;
551#define RXMODE_BC_MC_ADDR cpu_to_le16(0)
552#define RXMODE_BC_ADDR cpu_to_le16(1)
553#define RXMODE_ADDR cpu_to_le16(2)
554#define RXMODE_RFMON cpu_to_le16(3)
555#define RXMODE_RFMON_ANYBSS cpu_to_le16(4)
556#define RXMODE_LANMON cpu_to_le16(5)
557#define RXMODE_MASK cpu_to_le16(255)
558#define RXMODE_DISABLE_802_3_HEADER cpu_to_le16(1<<8)
559#define RXMODE_FULL_MASK (RXMODE_MASK | RXMODE_DISABLE_802_3_HEADER)
560#define RXMODE_NORMALIZED_RSSI cpu_to_le16(1<<9)
561 __le16 fragThresh;
562 __le16 rtsThres;
563 u8 macAddr[ETH_ALEN];
564 u8 rates[8];
565 __le16 shortRetryLimit;
566 __le16 longRetryLimit;
567 __le16 txLifetime;
568 __le16 rxLifetime;
569 __le16 stationary;
570 __le16 ordering;
571 __le16 u16deviceType;
572 __le16 cfpRate;
573 __le16 cfpDuration;
574 __le16 _reserved1[3];
575
576 __le16 scanMode;
577#define SCANMODE_ACTIVE cpu_to_le16(0)
578#define SCANMODE_PASSIVE cpu_to_le16(1)
579#define SCANMODE_AIROSCAN cpu_to_le16(2)
580 __le16 probeDelay;
581 __le16 probeEnergyTimeout;
582 __le16 probeResponseTimeout;
583 __le16 beaconListenTimeout;
584 __le16 joinNetTimeout;
585 __le16 authTimeout;
586 __le16 authType;
587#define AUTH_OPEN cpu_to_le16(0x1)
588#define AUTH_ENCRYPT cpu_to_le16(0x101)
589#define AUTH_SHAREDKEY cpu_to_le16(0x102)
590#define AUTH_ALLOW_UNENCRYPTED cpu_to_le16(0x200)
591 __le16 associationTimeout;
592 __le16 specifiedApTimeout;
593 __le16 offlineScanInterval;
594 __le16 offlineScanDuration;
595 __le16 linkLossDelay;
596 __le16 maxBeaconLostTime;
597 __le16 refreshInterval;
598#define DISABLE_REFRESH cpu_to_le16(0xFFFF)
599 __le16 _reserved1a[1];
600
601 __le16 powerSaveMode;
602#define POWERSAVE_CAM cpu_to_le16(0)
603#define POWERSAVE_PSP cpu_to_le16(1)
604#define POWERSAVE_PSPCAM cpu_to_le16(2)
605 __le16 sleepForDtims;
606 __le16 listenInterval;
607 __le16 fastListenInterval;
608 __le16 listenDecay;
609 __le16 fastListenDelay;
610 __le16 _reserved2[2];
611
612 __le16 beaconPeriod;
613 __le16 atimDuration;
614 __le16 hopPeriod;
615 __le16 channelSet;
616 __le16 channel;
617 __le16 dtimPeriod;
618 __le16 bridgeDistance;
619 __le16 radioID;
620
621 __le16 radioType;
622#define RADIOTYPE_DEFAULT cpu_to_le16(0)
623#define RADIOTYPE_802_11 cpu_to_le16(1)
624#define RADIOTYPE_LEGACY cpu_to_le16(2)
625 u8 rxDiversity;
626 u8 txDiversity;
627 __le16 txPower;
628#define TXPOWER_DEFAULT 0
629 __le16 rssiThreshold;
630#define RSSI_DEFAULT 0
631 __le16 modulation;
632#define PREAMBLE_AUTO cpu_to_le16(0)
633#define PREAMBLE_LONG cpu_to_le16(1)
634#define PREAMBLE_SHORT cpu_to_le16(2)
635 __le16 preamble;
636 __le16 homeProduct;
637 __le16 radioSpecific;
638
639 u8 nodeName[16];
640 __le16 arlThreshold;
641 __le16 arlDecay;
642 __le16 arlDelay;
643 __le16 _reserved4[1];
644
645 u8 magicAction;
646#define MAGIC_ACTION_STSCHG 1
647#define MAGIC_ACTION_RESUME 2
648#define MAGIC_IGNORE_MCAST (1<<8)
649#define MAGIC_IGNORE_BCAST (1<<9)
650#define MAGIC_SWITCH_TO_PSP (0<<10)
651#define MAGIC_STAY_IN_CAM (1<<10)
652 u8 magicControl;
653 __le16 autoWake;
654} __packed;
655
656typedef struct StatusRid StatusRid;
657struct StatusRid {
658 __le16 len;
659 u8 mac[ETH_ALEN];
660 __le16 mode;
661 __le16 errorCode;
662 __le16 sigQuality;
663 __le16 SSIDlen;
664 char SSID[32];
665 char apName[16];
666 u8 bssid[4][ETH_ALEN];
667 __le16 beaconPeriod;
668 __le16 dimPeriod;
669 __le16 atimDuration;
670 __le16 hopPeriod;
671 __le16 channelSet;
672 __le16 channel;
673 __le16 hopsToBackbone;
674 __le16 apTotalLoad;
675 __le16 generatedLoad;
676 __le16 accumulatedArl;
677 __le16 signalQuality;
678 __le16 currentXmitRate;
679 __le16 apDevExtensions;
680 __le16 normalizedSignalStrength;
681 __le16 shortPreamble;
682 u8 apIP[4];
683 u8 noisePercent;
684 u8 noisedBm;
685 u8 noiseAvePercent;
686 u8 noiseAvedBm;
687 u8 noiseMaxPercent;
688 u8 noiseMaxdBm;
689 __le16 load;
690 u8 carrier[4];
691 __le16 assocStatus;
692#define STAT_NOPACKETS 0
693#define STAT_NOCARRIERSET 10
694#define STAT_GOTCARRIERSET 11
695#define STAT_WRONGSSID 20
696#define STAT_BADCHANNEL 25
697#define STAT_BADBITRATES 30
698#define STAT_BADPRIVACY 35
699#define STAT_APFOUND 40
700#define STAT_APREJECTED 50
701#define STAT_AUTHENTICATING 60
702#define STAT_DEAUTHENTICATED 61
703#define STAT_AUTHTIMEOUT 62
704#define STAT_ASSOCIATING 70
705#define STAT_DEASSOCIATED 71
706#define STAT_ASSOCTIMEOUT 72
707#define STAT_NOTAIROAP 73
708#define STAT_ASSOCIATED 80
709#define STAT_LEAPING 90
710#define STAT_LEAPFAILED 91
711#define STAT_LEAPTIMEDOUT 92
712#define STAT_LEAPCOMPLETE 93
713} __packed;
714
715typedef struct StatsRid StatsRid;
716struct StatsRid {
717 __le16 len;
718 __le16 spacer;
719 __le32 vals[100];
720} __packed;
721
722typedef struct APListRid APListRid;
723struct APListRid {
724 __le16 len;
725 u8 ap[4][ETH_ALEN];
726} __packed;
727
728typedef struct CapabilityRid CapabilityRid;
729struct CapabilityRid {
730 __le16 len;
731 char oui[3];
732 char zero;
733 __le16 prodNum;
734 char manName[32];
735 char prodName[16];
736 char prodVer[8];
737 char factoryAddr[ETH_ALEN];
738 char aironetAddr[ETH_ALEN];
739 __le16 radioType;
740 __le16 country;
741 char callid[ETH_ALEN];
742 char supportedRates[8];
743 char rxDiversity;
744 char txDiversity;
745 __le16 txPowerLevels[8];
746 __le16 hardVer;
747 __le16 hardCap;
748 __le16 tempRange;
749 __le16 softVer;
750 __le16 softSubVer;
751 __le16 interfaceVer;
752 __le16 softCap;
753 __le16 bootBlockVer;
754 __le16 requiredHard;
755 __le16 extSoftCap;
756} __packed;
757
758
759typedef struct BSSListRidExtra BSSListRidExtra;
760struct BSSListRidExtra {
761 __le16 unknown[4];
762 u8 fixed[12];
763 u8 iep[624];
764} __packed;
765
766typedef struct BSSListRid BSSListRid;
767struct BSSListRid {
768 __le16 len;
769 __le16 index;
770#define RADIO_FH 1
771#define RADIO_DS 2
772#define RADIO_TMA 4
773 __le16 radioType;
774 u8 bssid[ETH_ALEN];
775 u8 zero;
776 u8 ssidLen;
777 u8 ssid[32];
778 __le16 dBm;
779#define CAP_ESS cpu_to_le16(1<<0)
780#define CAP_IBSS cpu_to_le16(1<<1)
781#define CAP_PRIVACY cpu_to_le16(1<<4)
782#define CAP_SHORTHDR cpu_to_le16(1<<5)
783 __le16 cap;
784 __le16 beaconInterval;
785 u8 rates[8];
786 struct {
787 __le16 dwell;
788 u8 hopSet;
789 u8 hopPattern;
790 u8 hopIndex;
791 u8 fill;
792 } fh;
793 __le16 dsChannel;
794 __le16 atimWindow;
795
796
797 BSSListRidExtra extra;
798} __packed;
799
800typedef struct {
801 BSSListRid bss;
802 struct list_head list;
803} BSSListElement;
804
805typedef struct tdsRssiEntry tdsRssiEntry;
806struct tdsRssiEntry {
807 u8 rssipct;
808 u8 rssidBm;
809} __packed;
810
811typedef struct tdsRssiRid tdsRssiRid;
812struct tdsRssiRid {
813 u16 len;
814 tdsRssiEntry x[256];
815} __packed;
816
817typedef struct MICRid MICRid;
818struct MICRid {
819 __le16 len;
820 __le16 state;
821 __le16 multicastValid;
822 u8 multicast[16];
823 __le16 unicastValid;
824 u8 unicast[16];
825} __packed;
826
827typedef struct MICBuffer MICBuffer;
828struct MICBuffer {
829 __be16 typelen;
830
831 union {
832 u8 snap[8];
833 struct {
834 u8 dsap;
835 u8 ssap;
836 u8 control;
837 u8 orgcode[3];
838 u8 fieldtype[2];
839 } llc;
840 } u;
841 __be32 mic;
842 __be32 seq;
843} __packed;
844
845typedef struct {
846 u8 da[ETH_ALEN];
847 u8 sa[ETH_ALEN];
848} etherHead;
849
850#define TXCTL_TXOK (1<<1)
851#define TXCTL_TXEX (1<<2)
852#define TXCTL_802_3 (0<<3)
853#define TXCTL_802_11 (1<<3)
854#define TXCTL_ETHERNET (0<<4)
855#define TXCTL_LLC (1<<4)
856#define TXCTL_RELEASE (0<<5)
857#define TXCTL_NORELEASE (1<<5)
858
859#define BUSY_FID 0x10000
860
861#ifdef CISCO_EXT
862#define AIROMAGIC 0xa55a
863
864#ifdef SIOCIWFIRSTPRIV
865#ifdef SIOCDEVPRIVATE
866#define AIROOLDIOCTL SIOCDEVPRIVATE
867#define AIROOLDIDIFC AIROOLDIOCTL + 1
868#endif
869#else
870#define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
871#endif
872
873
874
875
876#define AIROIOCTL SIOCIWFIRSTPRIV
877#define AIROIDIFC AIROIOCTL + 1
878
879
880
881#define AIROGCAP 0
882#define AIROGCFG 1
883#define AIROGSLIST 2
884#define AIROGVLIST 3
885#define AIROGDRVNAM 4
886#define AIROGEHTENC 5
887#define AIROGWEPKTMP 6
888#define AIROGWEPKNV 7
889#define AIROGSTAT 8
890#define AIROGSTATSC32 9
891#define AIROGSTATSD32 10
892#define AIROGMICRID 11
893#define AIROGMICSTATS 12
894#define AIROGFLAGS 13
895#define AIROGID 14
896#define AIRORRID 15
897#define AIRORSWVERSION 17
898
899
900
901#define AIROPCAP AIROGSTATSD32 + 40
902#define AIROPVLIST AIROPCAP + 1
903#define AIROPSLIST AIROPVLIST + 1
904#define AIROPCFG AIROPSLIST + 1
905#define AIROPSIDS AIROPCFG + 1
906#define AIROPAPLIST AIROPSIDS + 1
907#define AIROPMACON AIROPAPLIST + 1
908#define AIROPMACOFF AIROPMACON + 1
909#define AIROPSTCLR AIROPMACOFF + 1
910#define AIROPWEPKEY AIROPSTCLR + 1
911#define AIROPWEPKEYNV AIROPWEPKEY + 1
912#define AIROPLEAPPWD AIROPWEPKEYNV + 1
913#define AIROPLEAPUSR AIROPLEAPPWD + 1
914
915
916
917#define AIROFLSHRST AIROPWEPKEYNV + 40
918#define AIROFLSHGCHR AIROFLSHRST + 1
919#define AIROFLSHSTFL AIROFLSHGCHR + 1
920#define AIROFLSHPCHR AIROFLSHSTFL + 1
921#define AIROFLPUTBUF AIROFLSHPCHR + 1
922#define AIRORESTART AIROFLPUTBUF + 1
923
924#define FLASHSIZE 32768
925#define AUXMEMSIZE (256 * 1024)
926
927typedef struct aironet_ioctl {
928 unsigned short command;
929 unsigned short len;
930 unsigned short ridnum;
931 unsigned char __user *data;
932} aironet_ioctl;
933
934static const char swversion[] = "2.1";
935#endif
936
937#define NUM_MODULES 2
938#define MIC_MSGLEN_MAX 2400
939#define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX
940#define AIRO_DEF_MTU 2312
941
942typedef struct {
943 u32 size;
944 u8 enabled;
945 u32 rxSuccess;
946 u32 rxIncorrectMIC;
947 u32 rxNotMICed;
948 u32 rxMICPlummed;
949 u32 rxWrongSequence;
950 u32 reserve[32];
951} mic_statistics;
952
953typedef struct {
954 u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2];
955 u64 accum;
956 int position;
957 union {
958 u8 d8[4];
959 __be32 d32;
960 } part;
961} emmh32_context;
962
963typedef struct {
964 emmh32_context seed;
965 u32 rx;
966 u32 tx;
967 u32 window;
968 u8 valid;
969 u8 key[16];
970} miccntx;
971
972typedef struct {
973 miccntx mCtx;
974 miccntx uCtx;
975} mic_module;
976
977typedef struct {
978 unsigned int rid: 16;
979 unsigned int len: 15;
980 unsigned int valid: 1;
981 dma_addr_t host_addr;
982} Rid;
983
984typedef struct {
985 unsigned int offset: 15;
986 unsigned int eoc: 1;
987 unsigned int len: 15;
988 unsigned int valid: 1;
989 dma_addr_t host_addr;
990} TxFid;
991
992struct rx_hdr {
993 __le16 status, len;
994 u8 rssi[2];
995 u8 rate;
996 u8 freq;
997 __le16 tmp[4];
998} __packed;
999
1000typedef struct {
1001 unsigned int ctl: 15;
1002 unsigned int rdy: 1;
1003 unsigned int len: 15;
1004 unsigned int valid: 1;
1005 dma_addr_t host_addr;
1006} RxFid;
1007
1008
1009
1010
1011typedef struct {
1012 unsigned char __iomem *card_ram_off;
1013
1014 RxFid rx_desc;
1015 char *virtual_host_addr;
1016
1017 int pending;
1018} HostRxDesc;
1019
1020
1021
1022
1023typedef struct {
1024 unsigned char __iomem *card_ram_off;
1025
1026 TxFid tx_desc;
1027 char *virtual_host_addr;
1028
1029 int pending;
1030} HostTxDesc;
1031
1032
1033
1034
1035typedef struct {
1036 unsigned char __iomem *card_ram_off;
1037
1038 Rid rid_desc;
1039 char *virtual_host_addr;
1040
1041} HostRidDesc;
1042
1043typedef struct {
1044 u16 sw0;
1045 u16 sw1;
1046 u16 status;
1047 u16 len;
1048#define HOST_SET (1 << 0)
1049#define HOST_INT_TX (1 << 1)
1050#define HOST_INT_TXERR (1 << 2)
1051#define HOST_LCC_PAYLOAD (1 << 4)
1052#define HOST_DONT_RLSE (1 << 5)
1053#define HOST_DONT_RETRY (1 << 6)
1054#define HOST_CLR_AID (1 << 7)
1055#define HOST_RTS (1 << 9)
1056#define HOST_SHORT (1 << 10)
1057 u16 ctl;
1058 u16 aid;
1059 u16 retries;
1060 u16 fill;
1061} TxCtlHdr;
1062
1063typedef struct {
1064 u16 ctl;
1065 u16 duration;
1066 char addr1[6];
1067 char addr2[6];
1068 char addr3[6];
1069 u16 seq;
1070 char addr4[6];
1071} WifiHdr;
1072
1073
1074typedef struct {
1075 TxCtlHdr ctlhdr;
1076 u16 fill1;
1077 u16 fill2;
1078 WifiHdr wifihdr;
1079 u16 gaplen;
1080 u16 status;
1081} WifiCtlHdr;
1082
1083static WifiCtlHdr wifictlhdr8023 = {
1084 .ctlhdr = {
1085 .ctl = HOST_DONT_RLSE,
1086 }
1087};
1088
1089
1090#define MAX_KEY_SIZE 13
1091#define MIN_KEY_SIZE 5
1092typedef struct wep_key_t {
1093 u16 len;
1094 u8 key[16];
1095} wep_key_t;
1096
1097
1098static const struct iw_handler_def airo_handler_def;
1099
1100static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1101
1102struct airo_info;
1103
1104static int get_dec_u16( char *buffer, int *start, int limit );
1105static void OUT4500( struct airo_info *, u16 reg, u16 value );
1106static unsigned short IN4500( struct airo_info *, u16 reg );
1107static u16 setup_card(struct airo_info*, u8 *mac, int lock);
1108static int enable_MAC(struct airo_info *ai, int lock);
1109static void disable_MAC(struct airo_info *ai, int lock);
1110static void enable_interrupts(struct airo_info*);
1111static void disable_interrupts(struct airo_info*);
1112static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp);
1113static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap);
1114static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
1115 int whichbap);
1116static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
1117 int whichbap);
1118static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen,
1119 int whichbap);
1120static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd);
1121static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock);
1122static int PC4500_writerid(struct airo_info*, u16 rid, const void
1123 *pBuf, int len, int lock);
1124static int do_writerid( struct airo_info*, u16 rid, const void *rid_data,
1125 int len, int dummy );
1126static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw);
1127static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket);
1128static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket);
1129
1130static int mpi_send_packet (struct net_device *dev);
1131static void mpi_unmap_card(struct pci_dev *pci);
1132static void mpi_receive_802_3(struct airo_info *ai);
1133static void mpi_receive_802_11(struct airo_info *ai);
1134static int waitbusy (struct airo_info *ai);
1135
1136static irqreturn_t airo_interrupt( int irq, void* dev_id);
1137static int airo_thread(void *data);
1138static void timer_func( struct net_device *dev );
1139static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
1140static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
1141static void airo_read_wireless_stats (struct airo_info *local);
1142#ifdef CISCO_EXT
1143static int readrids(struct net_device *dev, aironet_ioctl *comp);
1144static int writerids(struct net_device *dev, aironet_ioctl *comp);
1145static int flashcard(struct net_device *dev, aironet_ioctl *comp);
1146#endif
1147static void micinit(struct airo_info *ai);
1148static int micsetup(struct airo_info *ai);
1149static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len);
1150static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen);
1151
1152static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi);
1153static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
1154
1155static void airo_networks_free(struct airo_info *ai);
1156
1157struct airo_info {
1158 struct net_device *dev;
1159 struct list_head dev_list;
1160
1161
1162#define MAX_FIDS 6
1163#define MPI_MAX_FIDS 1
1164 u32 fids[MAX_FIDS];
1165 ConfigRid config;
1166 char keyindex;
1167 char defindex;
1168 struct proc_dir_entry *proc_entry;
1169 spinlock_t aux_lock;
1170#define FLAG_RADIO_OFF 0
1171#define FLAG_RADIO_DOWN 1
1172#define FLAG_RADIO_MASK 0x03
1173#define FLAG_ENABLED 2
1174#define FLAG_ADHOC 3
1175#define FLAG_MIC_CAPABLE 4
1176#define FLAG_UPDATE_MULTI 5
1177#define FLAG_UPDATE_UNI 6
1178#define FLAG_802_11 7
1179#define FLAG_PROMISC 8
1180#define FLAG_PENDING_XMIT 9
1181#define FLAG_PENDING_XMIT11 10
1182#define FLAG_MPI 11
1183#define FLAG_REGISTERED 12
1184#define FLAG_COMMIT 13
1185#define FLAG_RESET 14
1186#define FLAG_FLASHING 15
1187#define FLAG_WPA_CAPABLE 16
1188 unsigned long flags;
1189#define JOB_DIE 0
1190#define JOB_XMIT 1
1191#define JOB_XMIT11 2
1192#define JOB_STATS 3
1193#define JOB_PROMISC 4
1194#define JOB_MIC 5
1195#define JOB_EVENT 6
1196#define JOB_AUTOWEP 7
1197#define JOB_WSTATS 8
1198#define JOB_SCAN_RESULTS 9
1199 unsigned long jobs;
1200 int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen,
1201 int whichbap);
1202 unsigned short *flash;
1203 tdsRssiEntry *rssi;
1204 struct task_struct *list_bss_task;
1205 struct task_struct *airo_thread_task;
1206 struct semaphore sem;
1207 wait_queue_head_t thr_wait;
1208 unsigned long expires;
1209 struct {
1210 struct sk_buff *skb;
1211 int fid;
1212 } xmit, xmit11;
1213 struct net_device *wifidev;
1214 struct iw_statistics wstats;
1215 unsigned long scan_timeout;
1216 struct iw_spy_data spy_data;
1217 struct iw_public_data wireless_data;
1218
1219 struct crypto_cipher *tfm;
1220 mic_module mod[2];
1221 mic_statistics micstats;
1222 HostRxDesc rxfids[MPI_MAX_FIDS];
1223 HostTxDesc txfids[MPI_MAX_FIDS];
1224 HostRidDesc config_desc;
1225 unsigned long ridbus;
1226 struct sk_buff_head txq;
1227 struct pci_dev *pci;
1228 unsigned char __iomem *pcimem;
1229 unsigned char __iomem *pciaux;
1230 unsigned char *shared;
1231 dma_addr_t shared_dma;
1232 pm_message_t power;
1233 SsidRid *SSID;
1234 APListRid APList;
1235#define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1236 char proc_name[IFNAMSIZ];
1237
1238 int wep_capable;
1239 int max_wep_idx;
1240 int last_auth;
1241
1242
1243 unsigned int bssListFirst;
1244 unsigned int bssListNext;
1245 unsigned int bssListRidLen;
1246
1247 struct list_head network_list;
1248 struct list_head network_free_list;
1249 BSSListElement *networks;
1250};
1251
1252static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen,
1253 int whichbap)
1254{
1255 return ai->bap_read(ai, pu16Dst, bytelen, whichbap);
1256}
1257
1258static int setup_proc_entry( struct net_device *dev,
1259 struct airo_info *apriv );
1260static int takedown_proc_entry( struct net_device *dev,
1261 struct airo_info *apriv );
1262
1263static int cmdreset(struct airo_info *ai);
1264static int setflashmode (struct airo_info *ai);
1265static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime);
1266static int flashputbuf(struct airo_info *ai);
1267static int flashrestart(struct airo_info *ai,struct net_device *dev);
1268
1269#define airo_print(type, name, fmt, args...) \
1270 printk(type DRV_NAME "(%s): " fmt "\n", name, ##args)
1271
1272#define airo_print_info(name, fmt, args...) \
1273 airo_print(KERN_INFO, name, fmt, ##args)
1274
1275#define airo_print_dbg(name, fmt, args...) \
1276 airo_print(KERN_DEBUG, name, fmt, ##args)
1277
1278#define airo_print_warn(name, fmt, args...) \
1279 airo_print(KERN_WARNING, name, fmt, ##args)
1280
1281#define airo_print_err(name, fmt, args...) \
1282 airo_print(KERN_ERR, name, fmt, ##args)
1283
1284#define AIRO_FLASH(dev) (((struct airo_info *)dev->ml_priv)->flash)
1285
1286
1287
1288
1289
1290
1291static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq);
1292static void MoveWindow(miccntx *context, u32 micSeq);
1293static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1294 struct crypto_cipher *tfm);
1295static void emmh32_init(emmh32_context *context);
1296static void emmh32_update(emmh32_context *context, u8 *pOctets, int len);
1297static void emmh32_final(emmh32_context *context, u8 digest[4]);
1298static int flashpchar(struct airo_info *ai,int byte,int dwelltime);
1299
1300static void age_mic_context(miccntx *cur, miccntx *old, u8 *key, int key_len,
1301 struct crypto_cipher *tfm)
1302{
1303
1304
1305
1306 if (cur->valid && (memcmp(cur->key, key, key_len) == 0))
1307 return;
1308
1309
1310 memcpy(old, cur, sizeof(*cur));
1311
1312
1313 memcpy(cur->key, key, key_len);
1314 cur->window = 33;
1315 cur->rx = 0;
1316 cur->tx = 0;
1317 cur->valid = 1;
1318
1319
1320 emmh32_setseed(&cur->seed, key, key_len, tfm);
1321}
1322
1323
1324
1325static void micinit(struct airo_info *ai)
1326{
1327 MICRid mic_rid;
1328
1329 clear_bit(JOB_MIC, &ai->jobs);
1330 PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0);
1331 up(&ai->sem);
1332
1333 ai->micstats.enabled = (le16_to_cpu(mic_rid.state) & 0x00FF) ? 1 : 0;
1334 if (!ai->micstats.enabled) {
1335
1336
1337
1338 ai->mod[0].uCtx.valid = 0;
1339 ai->mod[0].mCtx.valid = 0;
1340 return;
1341 }
1342
1343 if (mic_rid.multicastValid) {
1344 age_mic_context(&ai->mod[0].mCtx, &ai->mod[1].mCtx,
1345 mic_rid.multicast, sizeof(mic_rid.multicast),
1346 ai->tfm);
1347 }
1348
1349 if (mic_rid.unicastValid) {
1350 age_mic_context(&ai->mod[0].uCtx, &ai->mod[1].uCtx,
1351 mic_rid.unicast, sizeof(mic_rid.unicast),
1352 ai->tfm);
1353 }
1354}
1355
1356
1357
1358static int micsetup(struct airo_info *ai) {
1359 int i;
1360
1361 if (ai->tfm == NULL)
1362 ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
1363
1364 if (IS_ERR(ai->tfm)) {
1365 airo_print_err(ai->dev->name, "failed to load transform for AES");
1366 ai->tfm = NULL;
1367 return ERROR;
1368 }
1369
1370 for (i=0; i < NUM_MODULES; i++) {
1371 memset(&ai->mod[i].mCtx,0,sizeof(miccntx));
1372 memset(&ai->mod[i].uCtx,0,sizeof(miccntx));
1373 }
1374 return SUCCESS;
1375}
1376
1377static const u8 micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen)
1396{
1397 miccntx *context;
1398
1399
1400
1401
1402 if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1))
1403 context = &ai->mod[0].mCtx;
1404 else
1405 context = &ai->mod[0].uCtx;
1406
1407 if (!context->valid)
1408 return ERROR;
1409
1410 mic->typelen = htons(payLen + 16);
1411
1412 memcpy(&mic->u.snap, micsnap, sizeof(micsnap));
1413
1414
1415 mic->seq = htonl(context->tx);
1416 context->tx += 2;
1417
1418 emmh32_init(&context->seed);
1419 emmh32_update(&context->seed,frame->da,ETH_ALEN * 2);
1420 emmh32_update(&context->seed,(u8*)&mic->typelen,10);
1421 emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq));
1422 emmh32_update(&context->seed,(u8*)(frame + 1),payLen);
1423 emmh32_final(&context->seed, (u8*)&mic->mic);
1424
1425
1426 mic->typelen = 0;
1427 return SUCCESS;
1428}
1429
1430typedef enum {
1431 NONE,
1432 NOMIC,
1433 NOMICPLUMMED,
1434 SEQUENCE,
1435 INCORRECTMIC,
1436} mic_error;
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen)
1452{
1453 int i;
1454 u32 micSEQ;
1455 miccntx *context;
1456 u8 digest[4];
1457 mic_error micError = NONE;
1458
1459
1460
1461 if (!ai->micstats.enabled) {
1462
1463 if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) {
1464 ai->micstats.rxMICPlummed++;
1465 return ERROR;
1466 }
1467 return SUCCESS;
1468 }
1469
1470 if (ntohs(mic->typelen) == 0x888E)
1471 return SUCCESS;
1472
1473 if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) {
1474
1475 ai->micstats.rxMICPlummed++;
1476 return ERROR;
1477 }
1478
1479 micSEQ = ntohl(mic->seq);
1480
1481
1482
1483
1484
1485 if ( (micSEQ & 1) == 0 ) {
1486 ai->micstats.rxWrongSequence++;
1487 return ERROR;
1488 }
1489
1490 for (i = 0; i < NUM_MODULES; i++) {
1491 int mcast = eth->da[0] & 1;
1492
1493 context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx;
1494
1495
1496 if (!context->valid) {
1497 if (i == 0)
1498 micError = NOMICPLUMMED;
1499 continue;
1500 }
1501
1502
1503 if (!mic->typelen)
1504 mic->typelen = htons(payLen + sizeof(MICBuffer) - 2);
1505
1506 emmh32_init(&context->seed);
1507 emmh32_update(&context->seed, eth->da, ETH_ALEN*2);
1508 emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap));
1509 emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq));
1510 emmh32_update(&context->seed, (u8 *)(eth + 1),payLen);
1511
1512 emmh32_final(&context->seed, digest);
1513
1514 if (memcmp(digest, &mic->mic, 4)) {
1515
1516 if (i == 0)
1517 micError = INCORRECTMIC;
1518 continue;
1519 }
1520
1521
1522 if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) {
1523 ai->micstats.rxSuccess++;
1524 return SUCCESS;
1525 }
1526 if (i == 0)
1527 micError = SEQUENCE;
1528 }
1529
1530
1531 switch (micError) {
1532 case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break;
1533 case SEQUENCE: ai->micstats.rxWrongSequence++; break;
1534 case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break;
1535 case NONE: break;
1536 case NOMIC: break;
1537 }
1538 return ERROR;
1539}
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq)
1556{
1557 u32 seq,index;
1558
1559
1560
1561
1562 if (mcast) {
1563 if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) {
1564 clear_bit (FLAG_UPDATE_MULTI, &ai->flags);
1565 context->window = (micSeq > 33) ? micSeq : 33;
1566 context->rx = 0;
1567 }
1568 } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) {
1569 clear_bit (FLAG_UPDATE_UNI, &ai->flags);
1570 context->window = (micSeq > 33) ? micSeq : 33;
1571 context->rx = 0;
1572 }
1573
1574
1575 seq = micSeq - (context->window - 33);
1576
1577
1578 if ((s32)seq < 0)
1579 return ERROR;
1580
1581 if ( seq > 64 ) {
1582
1583 MoveWindow(context,micSeq);
1584 return SUCCESS;
1585 }
1586
1587
1588 seq >>= 1;
1589 index = 1 << seq;
1590
1591 if (!(context->rx & index)) {
1592
1593
1594 context->rx |= index;
1595
1596 MoveWindow(context,micSeq);
1597
1598 return SUCCESS;
1599 }
1600 return ERROR;
1601}
1602
1603static void MoveWindow(miccntx *context, u32 micSeq)
1604{
1605 u32 shift;
1606
1607
1608 if (micSeq > context->window) {
1609 shift = (micSeq - context->window) >> 1;
1610
1611
1612 if (shift < 32)
1613 context->rx >>= shift;
1614 else
1615 context->rx = 0;
1616
1617 context->window = micSeq;
1618 }
1619}
1620
1621
1622
1623
1624
1625
1626#define MIC_ACCUM(val) \
1627 context->accum += (u64)(val) * context->coeff[coeff_position++];
1628
1629static unsigned char aes_counter[16];
1630
1631
1632static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1633 struct crypto_cipher *tfm)
1634{
1635
1636
1637
1638 int i,j;
1639 u32 counter;
1640 u8 *cipher, plain[16];
1641
1642 crypto_cipher_setkey(tfm, pkey, 16);
1643 counter = 0;
1644 for (i = 0; i < ARRAY_SIZE(context->coeff); ) {
1645 aes_counter[15] = (u8)(counter >> 0);
1646 aes_counter[14] = (u8)(counter >> 8);
1647 aes_counter[13] = (u8)(counter >> 16);
1648 aes_counter[12] = (u8)(counter >> 24);
1649 counter++;
1650 memcpy (plain, aes_counter, 16);
1651 crypto_cipher_encrypt_one(tfm, plain, plain);
1652 cipher = plain;
1653 for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) {
1654 context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]);
1655 j += 4;
1656 }
1657 }
1658}
1659
1660
1661static void emmh32_init(emmh32_context *context)
1662{
1663
1664 context->accum = 0;
1665 context->position = 0;
1666}
1667
1668
1669static void emmh32_update(emmh32_context *context, u8 *pOctets, int len)
1670{
1671 int coeff_position, byte_position;
1672
1673 if (len == 0) return;
1674
1675 coeff_position = context->position >> 2;
1676
1677
1678 byte_position = context->position & 3;
1679 if (byte_position) {
1680
1681 do {
1682 if (len == 0) return;
1683 context->part.d8[byte_position++] = *pOctets++;
1684 context->position++;
1685 len--;
1686 } while (byte_position < 4);
1687 MIC_ACCUM(ntohl(context->part.d32));
1688 }
1689
1690
1691 while (len >= 4) {
1692 MIC_ACCUM(ntohl(*(__be32 *)pOctets));
1693 context->position += 4;
1694 pOctets += 4;
1695 len -= 4;
1696 }
1697
1698
1699 byte_position = 0;
1700 while (len > 0) {
1701 context->part.d8[byte_position++] = *pOctets++;
1702 context->position++;
1703 len--;
1704 }
1705}
1706
1707
1708static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L };
1709
1710
1711static void emmh32_final(emmh32_context *context, u8 digest[4])
1712{
1713 int coeff_position, byte_position;
1714 u32 val;
1715
1716 u64 sum, utmp;
1717 s64 stmp;
1718
1719 coeff_position = context->position >> 2;
1720
1721
1722 byte_position = context->position & 3;
1723 if (byte_position) {
1724
1725 val = ntohl(context->part.d32);
1726 MIC_ACCUM(val & mask32[byte_position]);
1727 }
1728
1729
1730 sum = context->accum;
1731 stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15);
1732 utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15);
1733 sum = utmp & 0xffffffffLL;
1734 if (utmp > 0x10000000fLL)
1735 sum -= 15;
1736
1737 val = (u32)sum;
1738 digest[0] = (val>>24) & 0xFF;
1739 digest[1] = (val>>16) & 0xFF;
1740 digest[2] = (val>>8) & 0xFF;
1741 digest[3] = val & 0xFF;
1742}
1743
1744static int readBSSListRid(struct airo_info *ai, int first,
1745 BSSListRid *list)
1746{
1747 Cmd cmd;
1748 Resp rsp;
1749
1750 if (first == 1) {
1751 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
1752 memset(&cmd, 0, sizeof(cmd));
1753 cmd.cmd=CMD_LISTBSS;
1754 if (down_interruptible(&ai->sem))
1755 return -ERESTARTSYS;
1756 ai->list_bss_task = current;
1757 issuecommand(ai, &cmd, &rsp);
1758 up(&ai->sem);
1759
1760 schedule_timeout_uninterruptible(3 * HZ);
1761 ai->list_bss_task = NULL;
1762 }
1763 return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext,
1764 list, ai->bssListRidLen, 1);
1765}
1766
1767static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock)
1768{
1769 return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM,
1770 wkr, sizeof(*wkr), lock);
1771}
1772
1773static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock)
1774{
1775 int rc;
1776 rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock);
1777 if (rc!=SUCCESS)
1778 airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc);
1779 if (perm) {
1780 rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock);
1781 if (rc!=SUCCESS)
1782 airo_print_err(ai->dev->name, "WEP_PERM set %x", rc);
1783 }
1784 return rc;
1785}
1786
1787static int readSsidRid(struct airo_info*ai, SsidRid *ssidr)
1788{
1789 return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1);
1790}
1791
1792static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock)
1793{
1794 return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock);
1795}
1796
1797static int readConfigRid(struct airo_info *ai, int lock)
1798{
1799 int rc;
1800 ConfigRid cfg;
1801
1802 if (ai->config.len)
1803 return SUCCESS;
1804
1805 rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock);
1806 if (rc != SUCCESS)
1807 return rc;
1808
1809 ai->config = cfg;
1810 return SUCCESS;
1811}
1812
1813static inline void checkThrottle(struct airo_info *ai)
1814{
1815 int i;
1816
1817 if (ai->config.authType != AUTH_OPEN && maxencrypt) {
1818 for(i=0; i<8; i++) {
1819 if (ai->config.rates[i] > maxencrypt) {
1820 ai->config.rates[i] = 0;
1821 }
1822 }
1823 }
1824}
1825
1826static int writeConfigRid(struct airo_info *ai, int lock)
1827{
1828 ConfigRid cfgr;
1829
1830 if (!test_bit (FLAG_COMMIT, &ai->flags))
1831 return SUCCESS;
1832
1833 clear_bit (FLAG_COMMIT, &ai->flags);
1834 clear_bit (FLAG_RESET, &ai->flags);
1835 checkThrottle(ai);
1836 cfgr = ai->config;
1837
1838 if ((cfgr.opmode & MODE_CFG_MASK) == MODE_STA_IBSS)
1839 set_bit(FLAG_ADHOC, &ai->flags);
1840 else
1841 clear_bit(FLAG_ADHOC, &ai->flags);
1842
1843 return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock);
1844}
1845
1846static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock)
1847{
1848 return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock);
1849}
1850
1851static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock)
1852{
1853 return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock);
1854}
1855
1856static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock)
1857{
1858 return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock);
1859}
1860
1861static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock)
1862{
1863 return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock);
1864}
1865
1866static void try_auto_wep(struct airo_info *ai)
1867{
1868 if (auto_wep && !test_bit(FLAG_RADIO_DOWN, &ai->flags)) {
1869 ai->expires = RUN_AT(3*HZ);
1870 wake_up_interruptible(&ai->thr_wait);
1871 }
1872}
1873
1874static int airo_open(struct net_device *dev) {
1875 struct airo_info *ai = dev->ml_priv;
1876 int rc = 0;
1877
1878 if (test_bit(FLAG_FLASHING, &ai->flags))
1879 return -EIO;
1880
1881
1882
1883
1884
1885 if (test_bit(FLAG_COMMIT, &ai->flags)) {
1886 disable_MAC(ai, 1);
1887 writeConfigRid(ai, 1);
1888 }
1889
1890 if (ai->wifidev != dev) {
1891 clear_bit(JOB_DIE, &ai->jobs);
1892 ai->airo_thread_task = kthread_run(airo_thread, dev, "%s",
1893 dev->name);
1894 if (IS_ERR(ai->airo_thread_task))
1895 return (int)PTR_ERR(ai->airo_thread_task);
1896
1897 rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED,
1898 dev->name, dev);
1899 if (rc) {
1900 airo_print_err(dev->name,
1901 "register interrupt %d failed, rc %d",
1902 dev->irq, rc);
1903 set_bit(JOB_DIE, &ai->jobs);
1904 kthread_stop(ai->airo_thread_task);
1905 return rc;
1906 }
1907
1908
1909 clear_bit(FLAG_RADIO_DOWN, &ai->flags);
1910 enable_interrupts(ai);
1911
1912 try_auto_wep(ai);
1913 }
1914 enable_MAC(ai, 1);
1915
1916 netif_start_queue(dev);
1917 return 0;
1918}
1919
1920static netdev_tx_t mpi_start_xmit(struct sk_buff *skb,
1921 struct net_device *dev)
1922{
1923 int npacks, pending;
1924 unsigned long flags;
1925 struct airo_info *ai = dev->ml_priv;
1926
1927 if (!skb) {
1928 airo_print_err(dev->name, "%s: skb == NULL!",__func__);
1929 return NETDEV_TX_OK;
1930 }
1931 npacks = skb_queue_len (&ai->txq);
1932
1933 if (npacks >= MAXTXQ - 1) {
1934 netif_stop_queue (dev);
1935 if (npacks > MAXTXQ) {
1936 dev->stats.tx_fifo_errors++;
1937 return NETDEV_TX_BUSY;
1938 }
1939 skb_queue_tail (&ai->txq, skb);
1940 return NETDEV_TX_OK;
1941 }
1942
1943 spin_lock_irqsave(&ai->aux_lock, flags);
1944 skb_queue_tail (&ai->txq, skb);
1945 pending = test_bit(FLAG_PENDING_XMIT, &ai->flags);
1946 spin_unlock_irqrestore(&ai->aux_lock,flags);
1947 netif_wake_queue (dev);
1948
1949 if (pending == 0) {
1950 set_bit(FLAG_PENDING_XMIT, &ai->flags);
1951 mpi_send_packet (dev);
1952 }
1953 return NETDEV_TX_OK;
1954}
1955
1956
1957
1958
1959
1960
1961
1962
1963static int mpi_send_packet (struct net_device *dev)
1964{
1965 struct sk_buff *skb;
1966 unsigned char *buffer;
1967 s16 len;
1968 __le16 *payloadLen;
1969 struct airo_info *ai = dev->ml_priv;
1970 u8 *sendbuf;
1971
1972
1973
1974 if ((skb = skb_dequeue(&ai->txq)) == NULL) {
1975 airo_print_err(dev->name,
1976 "%s: Dequeue'd zero in send_packet()",
1977 __func__);
1978 return 0;
1979 }
1980
1981
1982 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
1983 buffer = skb->data;
1984
1985 ai->txfids[0].tx_desc.offset = 0;
1986 ai->txfids[0].tx_desc.valid = 1;
1987 ai->txfids[0].tx_desc.eoc = 1;
1988 ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr);
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998 memcpy(ai->txfids[0].virtual_host_addr,
1999 (char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
2000
2001 payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr +
2002 sizeof(wifictlhdr8023));
2003 sendbuf = ai->txfids[0].virtual_host_addr +
2004 sizeof(wifictlhdr8023) + 2 ;
2005
2006
2007
2008
2009
2010 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
2011 (ntohs(((__be16 *)buffer)[6]) != 0x888E)) {
2012 MICBuffer pMic;
2013
2014 if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS)
2015 return ERROR;
2016
2017 *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic));
2018 ai->txfids[0].tx_desc.len += sizeof(pMic);
2019
2020 memcpy (sendbuf, buffer, sizeof(etherHead));
2021 buffer += sizeof(etherHead);
2022 sendbuf += sizeof(etherHead);
2023 memcpy (sendbuf, &pMic, sizeof(pMic));
2024 sendbuf += sizeof(pMic);
2025 memcpy (sendbuf, buffer, len - sizeof(etherHead));
2026 } else {
2027 *payloadLen = cpu_to_le16(len - sizeof(etherHead));
2028
2029 netif_trans_update(dev);
2030
2031
2032 memcpy(sendbuf, buffer, len);
2033 }
2034
2035 memcpy_toio(ai->txfids[0].card_ram_off,
2036 &ai->txfids[0].tx_desc, sizeof(TxFid));
2037
2038 OUT4500(ai, EVACK, 8);
2039
2040 dev_kfree_skb_any(skb);
2041 return 1;
2042}
2043
2044static void get_tx_error(struct airo_info *ai, s32 fid)
2045{
2046 __le16 status;
2047
2048 if (fid < 0)
2049 status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
2050 else {
2051 if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS)
2052 return;
2053 bap_read(ai, &status, 2, BAP0);
2054 }
2055 if (le16_to_cpu(status) & 2)
2056 ai->dev->stats.tx_aborted_errors++;
2057 if (le16_to_cpu(status) & 4)
2058 ai->dev->stats.tx_heartbeat_errors++;
2059 if (le16_to_cpu(status) & 8)
2060 { }
2061 if (le16_to_cpu(status) & 0x10)
2062 ai->dev->stats.tx_carrier_errors++;
2063 if (le16_to_cpu(status) & 0x20)
2064 { }
2065
2066
2067
2068
2069 if ((le16_to_cpu(status) & 2) ||
2070 (le16_to_cpu(status) & 4)) {
2071 union iwreq_data wrqu;
2072 char junk[0x18];
2073
2074
2075
2076
2077 bap_read(ai, (__le16 *) junk, 0x18, BAP0);
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087 memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN);
2088 wrqu.addr.sa_family = ARPHRD_ETHER;
2089
2090
2091 wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL);
2092 }
2093}
2094
2095static void airo_end_xmit(struct net_device *dev) {
2096 u16 status;
2097 int i;
2098 struct airo_info *priv = dev->ml_priv;
2099 struct sk_buff *skb = priv->xmit.skb;
2100 int fid = priv->xmit.fid;
2101 u32 *fids = priv->fids;
2102
2103 clear_bit(JOB_XMIT, &priv->jobs);
2104 clear_bit(FLAG_PENDING_XMIT, &priv->flags);
2105 status = transmit_802_3_packet (priv, fids[fid], skb->data);
2106 up(&priv->sem);
2107
2108 i = 0;
2109 if ( status == SUCCESS ) {
2110 netif_trans_update(dev);
2111 for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
2112 } else {
2113 priv->fids[fid] &= 0xffff;
2114 dev->stats.tx_window_errors++;
2115 }
2116 if (i < MAX_FIDS / 2)
2117 netif_wake_queue(dev);
2118 dev_kfree_skb(skb);
2119}
2120
2121static netdev_tx_t airo_start_xmit(struct sk_buff *skb,
2122 struct net_device *dev)
2123{
2124 s16 len;
2125 int i, j;
2126 struct airo_info *priv = dev->ml_priv;
2127 u32 *fids = priv->fids;
2128
2129 if ( skb == NULL ) {
2130 airo_print_err(dev->name, "%s: skb == NULL!", __func__);
2131 return NETDEV_TX_OK;
2132 }
2133
2134
2135 for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ );
2136 for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ );
2137
2138 if ( j >= MAX_FIDS / 2 ) {
2139 netif_stop_queue(dev);
2140
2141 if (i == MAX_FIDS / 2) {
2142 dev->stats.tx_fifo_errors++;
2143 return NETDEV_TX_BUSY;
2144 }
2145 }
2146
2147 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2148
2149 fids[i] |= (len << 16);
2150 priv->xmit.skb = skb;
2151 priv->xmit.fid = i;
2152 if (down_trylock(&priv->sem) != 0) {
2153 set_bit(FLAG_PENDING_XMIT, &priv->flags);
2154 netif_stop_queue(dev);
2155 set_bit(JOB_XMIT, &priv->jobs);
2156 wake_up_interruptible(&priv->thr_wait);
2157 } else
2158 airo_end_xmit(dev);
2159 return NETDEV_TX_OK;
2160}
2161
2162static void airo_end_xmit11(struct net_device *dev) {
2163 u16 status;
2164 int i;
2165 struct airo_info *priv = dev->ml_priv;
2166 struct sk_buff *skb = priv->xmit11.skb;
2167 int fid = priv->xmit11.fid;
2168 u32 *fids = priv->fids;
2169
2170 clear_bit(JOB_XMIT11, &priv->jobs);
2171 clear_bit(FLAG_PENDING_XMIT11, &priv->flags);
2172 status = transmit_802_11_packet (priv, fids[fid], skb->data);
2173 up(&priv->sem);
2174
2175 i = MAX_FIDS / 2;
2176 if ( status == SUCCESS ) {
2177 netif_trans_update(dev);
2178 for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
2179 } else {
2180 priv->fids[fid] &= 0xffff;
2181 dev->stats.tx_window_errors++;
2182 }
2183 if (i < MAX_FIDS)
2184 netif_wake_queue(dev);
2185 dev_kfree_skb(skb);
2186}
2187
2188static netdev_tx_t airo_start_xmit11(struct sk_buff *skb,
2189 struct net_device *dev)
2190{
2191 s16 len;
2192 int i, j;
2193 struct airo_info *priv = dev->ml_priv;
2194 u32 *fids = priv->fids;
2195
2196 if (test_bit(FLAG_MPI, &priv->flags)) {
2197
2198 netif_stop_queue(dev);
2199 dev_kfree_skb_any(skb);
2200 return NETDEV_TX_OK;
2201 }
2202
2203 if ( skb == NULL ) {
2204 airo_print_err(dev->name, "%s: skb == NULL!", __func__);
2205 return NETDEV_TX_OK;
2206 }
2207
2208
2209 for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ );
2210 for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ );
2211
2212 if ( j >= MAX_FIDS ) {
2213 netif_stop_queue(dev);
2214
2215 if (i == MAX_FIDS) {
2216 dev->stats.tx_fifo_errors++;
2217 return NETDEV_TX_BUSY;
2218 }
2219 }
2220
2221 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2222
2223 fids[i] |= (len << 16);
2224 priv->xmit11.skb = skb;
2225 priv->xmit11.fid = i;
2226 if (down_trylock(&priv->sem) != 0) {
2227 set_bit(FLAG_PENDING_XMIT11, &priv->flags);
2228 netif_stop_queue(dev);
2229 set_bit(JOB_XMIT11, &priv->jobs);
2230 wake_up_interruptible(&priv->thr_wait);
2231 } else
2232 airo_end_xmit11(dev);
2233 return NETDEV_TX_OK;
2234}
2235
2236static void airo_read_stats(struct net_device *dev)
2237{
2238 struct airo_info *ai = dev->ml_priv;
2239 StatsRid stats_rid;
2240 __le32 *vals = stats_rid.vals;
2241
2242 clear_bit(JOB_STATS, &ai->jobs);
2243 if (ai->power.event) {
2244 up(&ai->sem);
2245 return;
2246 }
2247 readStatsRid(ai, &stats_rid, RID_STATS, 0);
2248 up(&ai->sem);
2249
2250 dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) +
2251 le32_to_cpu(vals[45]);
2252 dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) +
2253 le32_to_cpu(vals[41]);
2254 dev->stats.rx_bytes = le32_to_cpu(vals[92]);
2255 dev->stats.tx_bytes = le32_to_cpu(vals[91]);
2256 dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) +
2257 le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]);
2258 dev->stats.tx_errors = le32_to_cpu(vals[42]) +
2259 dev->stats.tx_fifo_errors;
2260 dev->stats.multicast = le32_to_cpu(vals[43]);
2261 dev->stats.collisions = le32_to_cpu(vals[89]);
2262
2263
2264 dev->stats.rx_length_errors = le32_to_cpu(vals[3]);
2265 dev->stats.rx_crc_errors = le32_to_cpu(vals[4]);
2266 dev->stats.rx_frame_errors = le32_to_cpu(vals[2]);
2267 dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]);
2268}
2269
2270static struct net_device_stats *airo_get_stats(struct net_device *dev)
2271{
2272 struct airo_info *local = dev->ml_priv;
2273
2274 if (!test_bit(JOB_STATS, &local->jobs)) {
2275
2276 if (down_trylock(&local->sem) != 0) {
2277 set_bit(JOB_STATS, &local->jobs);
2278 wake_up_interruptible(&local->thr_wait);
2279 } else
2280 airo_read_stats(dev);
2281 }
2282
2283 return &dev->stats;
2284}
2285
2286static void airo_set_promisc(struct airo_info *ai) {
2287 Cmd cmd;
2288 Resp rsp;
2289
2290 memset(&cmd, 0, sizeof(cmd));
2291 cmd.cmd=CMD_SETMODE;
2292 clear_bit(JOB_PROMISC, &ai->jobs);
2293 cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC;
2294 issuecommand(ai, &cmd, &rsp);
2295 up(&ai->sem);
2296}
2297
2298static void airo_set_multicast_list(struct net_device *dev) {
2299 struct airo_info *ai = dev->ml_priv;
2300
2301 if ((dev->flags ^ ai->flags) & IFF_PROMISC) {
2302 change_bit(FLAG_PROMISC, &ai->flags);
2303 if (down_trylock(&ai->sem) != 0) {
2304 set_bit(JOB_PROMISC, &ai->jobs);
2305 wake_up_interruptible(&ai->thr_wait);
2306 } else
2307 airo_set_promisc(ai);
2308 }
2309
2310 if ((dev->flags&IFF_ALLMULTI) || !netdev_mc_empty(dev)) {
2311
2312 }
2313}
2314
2315static int airo_set_mac_address(struct net_device *dev, void *p)
2316{
2317 struct airo_info *ai = dev->ml_priv;
2318 struct sockaddr *addr = p;
2319
2320 readConfigRid(ai, 1);
2321 memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
2322 set_bit (FLAG_COMMIT, &ai->flags);
2323 disable_MAC(ai, 1);
2324 writeConfigRid (ai, 1);
2325 enable_MAC(ai, 1);
2326 memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len);
2327 if (ai->wifidev)
2328 memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len);
2329 return 0;
2330}
2331
2332static int airo_change_mtu(struct net_device *dev, int new_mtu)
2333{
2334 if ((new_mtu < 68) || (new_mtu > 2400))
2335 return -EINVAL;
2336 dev->mtu = new_mtu;
2337 return 0;
2338}
2339
2340static LIST_HEAD(airo_devices);
2341
2342static void add_airo_dev(struct airo_info *ai)
2343{
2344
2345
2346 if (!ai->pci)
2347 list_add_tail(&ai->dev_list, &airo_devices);
2348}
2349
2350static void del_airo_dev(struct airo_info *ai)
2351{
2352 if (!ai->pci)
2353 list_del(&ai->dev_list);
2354}
2355
2356static int airo_close(struct net_device *dev) {
2357 struct airo_info *ai = dev->ml_priv;
2358
2359 netif_stop_queue(dev);
2360
2361 if (ai->wifidev != dev) {
2362#ifdef POWER_ON_DOWN
2363
2364
2365
2366
2367
2368 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2369 disable_MAC(ai, 1);
2370#endif
2371 disable_interrupts( ai );
2372
2373 free_irq(dev->irq, dev);
2374
2375 set_bit(JOB_DIE, &ai->jobs);
2376 kthread_stop(ai->airo_thread_task);
2377 }
2378 return 0;
2379}
2380
2381void stop_airo_card( struct net_device *dev, int freeres )
2382{
2383 struct airo_info *ai = dev->ml_priv;
2384
2385 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2386 disable_MAC(ai, 1);
2387 disable_interrupts(ai);
2388 takedown_proc_entry( dev, ai );
2389 if (test_bit(FLAG_REGISTERED, &ai->flags)) {
2390 unregister_netdev( dev );
2391 if (ai->wifidev) {
2392 unregister_netdev(ai->wifidev);
2393 free_netdev(ai->wifidev);
2394 ai->wifidev = NULL;
2395 }
2396 clear_bit(FLAG_REGISTERED, &ai->flags);
2397 }
2398
2399
2400
2401 if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) {
2402 struct sk_buff *skb = NULL;
2403 for (;(skb = skb_dequeue(&ai->txq));)
2404 dev_kfree_skb(skb);
2405 }
2406
2407 airo_networks_free (ai);
2408
2409 kfree(ai->flash);
2410 kfree(ai->rssi);
2411 kfree(ai->SSID);
2412 if (freeres) {
2413
2414 release_region( dev->base_addr, 64 );
2415 if (test_bit(FLAG_MPI, &ai->flags)) {
2416 if (ai->pci)
2417 mpi_unmap_card(ai->pci);
2418 if (ai->pcimem)
2419 iounmap(ai->pcimem);
2420 if (ai->pciaux)
2421 iounmap(ai->pciaux);
2422 pci_free_consistent(ai->pci, PCI_SHARED_LEN,
2423 ai->shared, ai->shared_dma);
2424 }
2425 }
2426 crypto_free_cipher(ai->tfm);
2427 del_airo_dev(ai);
2428 free_netdev( dev );
2429}
2430
2431EXPORT_SYMBOL(stop_airo_card);
2432
2433static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr)
2434{
2435 memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN);
2436 return ETH_ALEN;
2437}
2438
2439static void mpi_unmap_card(struct pci_dev *pci)
2440{
2441 unsigned long mem_start = pci_resource_start(pci, 1);
2442 unsigned long mem_len = pci_resource_len(pci, 1);
2443 unsigned long aux_start = pci_resource_start(pci, 2);
2444 unsigned long aux_len = AUXMEMSIZE;
2445
2446 release_mem_region(aux_start, aux_len);
2447 release_mem_region(mem_start, mem_len);
2448}
2449
2450
2451
2452
2453
2454
2455
2456
2457static int mpi_init_descriptors (struct airo_info *ai)
2458{
2459 Cmd cmd;
2460 Resp rsp;
2461 int i;
2462 int rc = SUCCESS;
2463
2464
2465 netif_stop_queue(ai->dev);
2466
2467 memset(&rsp,0,sizeof(rsp));
2468 memset(&cmd,0,sizeof(cmd));
2469
2470 cmd.cmd = CMD_ALLOCATEAUX;
2471 cmd.parm0 = FID_RX;
2472 cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux);
2473 cmd.parm2 = MPI_MAX_FIDS;
2474 rc=issuecommand(ai, &cmd, &rsp);
2475 if (rc != SUCCESS) {
2476 airo_print_err(ai->dev->name, "Couldn't allocate RX FID");
2477 return rc;
2478 }
2479
2480 for (i=0; i<MPI_MAX_FIDS; i++) {
2481 memcpy_toio(ai->rxfids[i].card_ram_off,
2482 &ai->rxfids[i].rx_desc, sizeof(RxFid));
2483 }
2484
2485
2486
2487 memset(&rsp,0,sizeof(rsp));
2488 memset(&cmd,0,sizeof(cmd));
2489
2490 cmd.cmd = CMD_ALLOCATEAUX;
2491 cmd.parm0 = FID_TX;
2492 cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux);
2493 cmd.parm2 = MPI_MAX_FIDS;
2494
2495 for (i=0; i<MPI_MAX_FIDS; i++) {
2496 ai->txfids[i].tx_desc.valid = 1;
2497 memcpy_toio(ai->txfids[i].card_ram_off,
2498 &ai->txfids[i].tx_desc, sizeof(TxFid));
2499 }
2500 ai->txfids[i-1].tx_desc.eoc = 1;
2501
2502 rc=issuecommand(ai, &cmd, &rsp);
2503 if (rc != SUCCESS) {
2504 airo_print_err(ai->dev->name, "Couldn't allocate TX FID");
2505 return rc;
2506 }
2507
2508
2509 memset(&rsp,0,sizeof(rsp));
2510 memset(&cmd,0,sizeof(cmd));
2511
2512 cmd.cmd = CMD_ALLOCATEAUX;
2513 cmd.parm0 = RID_RW;
2514 cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux);
2515 cmd.parm2 = 1;
2516 rc=issuecommand(ai, &cmd, &rsp);
2517 if (rc != SUCCESS) {
2518 airo_print_err(ai->dev->name, "Couldn't allocate RID");
2519 return rc;
2520 }
2521
2522 memcpy_toio(ai->config_desc.card_ram_off,
2523 &ai->config_desc.rid_desc, sizeof(Rid));
2524
2525 return rc;
2526}
2527
2528
2529
2530
2531
2532
2533
2534static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci)
2535{
2536 unsigned long mem_start, mem_len, aux_start, aux_len;
2537 int rc = -1;
2538 int i;
2539 dma_addr_t busaddroff;
2540 unsigned char *vpackoff;
2541 unsigned char __iomem *pciaddroff;
2542
2543 mem_start = pci_resource_start(pci, 1);
2544 mem_len = pci_resource_len(pci, 1);
2545 aux_start = pci_resource_start(pci, 2);
2546 aux_len = AUXMEMSIZE;
2547
2548 if (!request_mem_region(mem_start, mem_len, DRV_NAME)) {
2549 airo_print_err("", "Couldn't get region %x[%x]",
2550 (int)mem_start, (int)mem_len);
2551 goto out;
2552 }
2553 if (!request_mem_region(aux_start, aux_len, DRV_NAME)) {
2554 airo_print_err("", "Couldn't get region %x[%x]",
2555 (int)aux_start, (int)aux_len);
2556 goto free_region1;
2557 }
2558
2559 ai->pcimem = ioremap(mem_start, mem_len);
2560 if (!ai->pcimem) {
2561 airo_print_err("", "Couldn't map region %x[%x]",
2562 (int)mem_start, (int)mem_len);
2563 goto free_region2;
2564 }
2565 ai->pciaux = ioremap(aux_start, aux_len);
2566 if (!ai->pciaux) {
2567 airo_print_err("", "Couldn't map region %x[%x]",
2568 (int)aux_start, (int)aux_len);
2569 goto free_memmap;
2570 }
2571
2572
2573 ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma);
2574 if (!ai->shared) {
2575 airo_print_err("", "Couldn't alloc_consistent %d",
2576 PCI_SHARED_LEN);
2577 goto free_auxmap;
2578 }
2579
2580
2581
2582
2583 busaddroff = ai->shared_dma;
2584 pciaddroff = ai->pciaux + AUX_OFFSET;
2585 vpackoff = ai->shared;
2586
2587
2588 for(i = 0; i < MPI_MAX_FIDS; i++) {
2589 ai->rxfids[i].pending = 0;
2590 ai->rxfids[i].card_ram_off = pciaddroff;
2591 ai->rxfids[i].virtual_host_addr = vpackoff;
2592 ai->rxfids[i].rx_desc.host_addr = busaddroff;
2593 ai->rxfids[i].rx_desc.valid = 1;
2594 ai->rxfids[i].rx_desc.len = PKTSIZE;
2595 ai->rxfids[i].rx_desc.rdy = 0;
2596
2597 pciaddroff += sizeof(RxFid);
2598 busaddroff += PKTSIZE;
2599 vpackoff += PKTSIZE;
2600 }
2601
2602
2603 for(i = 0; i < MPI_MAX_FIDS; i++) {
2604 ai->txfids[i].card_ram_off = pciaddroff;
2605 ai->txfids[i].virtual_host_addr = vpackoff;
2606 ai->txfids[i].tx_desc.valid = 1;
2607 ai->txfids[i].tx_desc.host_addr = busaddroff;
2608 memcpy(ai->txfids[i].virtual_host_addr,
2609 &wifictlhdr8023, sizeof(wifictlhdr8023));
2610
2611 pciaddroff += sizeof(TxFid);
2612 busaddroff += PKTSIZE;
2613 vpackoff += PKTSIZE;
2614 }
2615 ai->txfids[i-1].tx_desc.eoc = 1;
2616
2617
2618 ai->config_desc.card_ram_off = pciaddroff;
2619 ai->config_desc.virtual_host_addr = vpackoff;
2620 ai->config_desc.rid_desc.host_addr = busaddroff;
2621 ai->ridbus = busaddroff;
2622 ai->config_desc.rid_desc.rid = 0;
2623 ai->config_desc.rid_desc.len = RIDSIZE;
2624 ai->config_desc.rid_desc.valid = 1;
2625 pciaddroff += sizeof(Rid);
2626 busaddroff += RIDSIZE;
2627 vpackoff += RIDSIZE;
2628
2629
2630 if (mpi_init_descriptors (ai) != SUCCESS)
2631 goto free_shared;
2632
2633 return 0;
2634 free_shared:
2635 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2636 free_auxmap:
2637 iounmap(ai->pciaux);
2638 free_memmap:
2639 iounmap(ai->pcimem);
2640 free_region2:
2641 release_mem_region(aux_start, aux_len);
2642 free_region1:
2643 release_mem_region(mem_start, mem_len);
2644 out:
2645 return rc;
2646}
2647
2648static const struct header_ops airo_header_ops = {
2649 .parse = wll_header_parse,
2650};
2651
2652static const struct net_device_ops airo11_netdev_ops = {
2653 .ndo_open = airo_open,
2654 .ndo_stop = airo_close,
2655 .ndo_start_xmit = airo_start_xmit11,
2656 .ndo_get_stats = airo_get_stats,
2657 .ndo_set_mac_address = airo_set_mac_address,
2658 .ndo_do_ioctl = airo_ioctl,
2659 .ndo_change_mtu = airo_change_mtu,
2660};
2661
2662static void wifi_setup(struct net_device *dev)
2663{
2664 dev->netdev_ops = &airo11_netdev_ops;
2665 dev->header_ops = &airo_header_ops;
2666 dev->wireless_handlers = &airo_handler_def;
2667
2668 dev->type = ARPHRD_IEEE80211;
2669 dev->hard_header_len = ETH_HLEN;
2670 dev->mtu = AIRO_DEF_MTU;
2671 dev->addr_len = ETH_ALEN;
2672 dev->tx_queue_len = 100;
2673
2674 eth_broadcast_addr(dev->broadcast);
2675
2676 dev->flags = IFF_BROADCAST|IFF_MULTICAST;
2677}
2678
2679static struct net_device *init_wifidev(struct airo_info *ai,
2680 struct net_device *ethdev)
2681{
2682 int err;
2683 struct net_device *dev = alloc_netdev(0, "wifi%d", NET_NAME_UNKNOWN,
2684 wifi_setup);
2685 if (!dev)
2686 return NULL;
2687 dev->ml_priv = ethdev->ml_priv;
2688 dev->irq = ethdev->irq;
2689 dev->base_addr = ethdev->base_addr;
2690 dev->wireless_data = ethdev->wireless_data;
2691 SET_NETDEV_DEV(dev, ethdev->dev.parent);
2692 eth_hw_addr_inherit(dev, ethdev);
2693 err = register_netdev(dev);
2694 if (err<0) {
2695 free_netdev(dev);
2696 return NULL;
2697 }
2698 return dev;
2699}
2700
2701static int reset_card( struct net_device *dev , int lock) {
2702 struct airo_info *ai = dev->ml_priv;
2703
2704 if (lock && down_interruptible(&ai->sem))
2705 return -1;
2706 waitbusy (ai);
2707 OUT4500(ai,COMMAND,CMD_SOFTRESET);
2708 msleep(200);
2709 waitbusy (ai);
2710 msleep(200);
2711 if (lock)
2712 up(&ai->sem);
2713 return 0;
2714}
2715
2716#define AIRO_MAX_NETWORK_COUNT 64
2717static int airo_networks_allocate(struct airo_info *ai)
2718{
2719 if (ai->networks)
2720 return 0;
2721
2722 ai->networks = kcalloc(AIRO_MAX_NETWORK_COUNT, sizeof(BSSListElement),
2723 GFP_KERNEL);
2724 if (!ai->networks) {
2725 airo_print_warn("", "Out of memory allocating beacons");
2726 return -ENOMEM;
2727 }
2728
2729 return 0;
2730}
2731
2732static void airo_networks_free(struct airo_info *ai)
2733{
2734 kfree(ai->networks);
2735 ai->networks = NULL;
2736}
2737
2738static void airo_networks_initialize(struct airo_info *ai)
2739{
2740 int i;
2741
2742 INIT_LIST_HEAD(&ai->network_free_list);
2743 INIT_LIST_HEAD(&ai->network_list);
2744 for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++)
2745 list_add_tail(&ai->networks[i].list,
2746 &ai->network_free_list);
2747}
2748
2749static const struct net_device_ops airo_netdev_ops = {
2750 .ndo_open = airo_open,
2751 .ndo_stop = airo_close,
2752 .ndo_start_xmit = airo_start_xmit,
2753 .ndo_get_stats = airo_get_stats,
2754 .ndo_set_rx_mode = airo_set_multicast_list,
2755 .ndo_set_mac_address = airo_set_mac_address,
2756 .ndo_do_ioctl = airo_ioctl,
2757 .ndo_change_mtu = airo_change_mtu,
2758 .ndo_validate_addr = eth_validate_addr,
2759};
2760
2761static const struct net_device_ops mpi_netdev_ops = {
2762 .ndo_open = airo_open,
2763 .ndo_stop = airo_close,
2764 .ndo_start_xmit = mpi_start_xmit,
2765 .ndo_get_stats = airo_get_stats,
2766 .ndo_set_rx_mode = airo_set_multicast_list,
2767 .ndo_set_mac_address = airo_set_mac_address,
2768 .ndo_do_ioctl = airo_ioctl,
2769 .ndo_change_mtu = airo_change_mtu,
2770 .ndo_validate_addr = eth_validate_addr,
2771};
2772
2773
2774static struct net_device *_init_airo_card( unsigned short irq, int port,
2775 int is_pcmcia, struct pci_dev *pci,
2776 struct device *dmdev )
2777{
2778 struct net_device *dev;
2779 struct airo_info *ai;
2780 int i, rc;
2781 CapabilityRid cap_rid;
2782
2783
2784 dev = alloc_netdev(sizeof(*ai), "", NET_NAME_UNKNOWN, ether_setup);
2785 if (!dev) {
2786 airo_print_err("", "Couldn't alloc_etherdev");
2787 return NULL;
2788 }
2789
2790 ai = dev->ml_priv = netdev_priv(dev);
2791 ai->wifidev = NULL;
2792 ai->flags = 1 << FLAG_RADIO_DOWN;
2793 ai->jobs = 0;
2794 ai->dev = dev;
2795 if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) {
2796 airo_print_dbg("", "Found an MPI350 card");
2797 set_bit(FLAG_MPI, &ai->flags);
2798 }
2799 spin_lock_init(&ai->aux_lock);
2800 sema_init(&ai->sem, 1);
2801 ai->config.len = 0;
2802 ai->pci = pci;
2803 init_waitqueue_head (&ai->thr_wait);
2804 ai->tfm = NULL;
2805 add_airo_dev(ai);
2806 ai->APList.len = cpu_to_le16(sizeof(struct APListRid));
2807
2808 if (airo_networks_allocate (ai))
2809 goto err_out_free;
2810 airo_networks_initialize (ai);
2811
2812 skb_queue_head_init (&ai->txq);
2813
2814
2815 if (test_bit(FLAG_MPI,&ai->flags))
2816 dev->netdev_ops = &mpi_netdev_ops;
2817 else
2818 dev->netdev_ops = &airo_netdev_ops;
2819 dev->wireless_handlers = &airo_handler_def;
2820 ai->wireless_data.spy_data = &ai->spy_data;
2821 dev->wireless_data = &ai->wireless_data;
2822 dev->irq = irq;
2823 dev->base_addr = port;
2824 dev->priv_flags &= ~IFF_TX_SKB_SHARING;
2825
2826 SET_NETDEV_DEV(dev, dmdev);
2827
2828 reset_card (dev, 1);
2829 msleep(400);
2830
2831 if (!is_pcmcia) {
2832 if (!request_region(dev->base_addr, 64, DRV_NAME)) {
2833 rc = -EBUSY;
2834 airo_print_err(dev->name, "Couldn't request region");
2835 goto err_out_nets;
2836 }
2837 }
2838
2839 if (test_bit(FLAG_MPI,&ai->flags)) {
2840 if (mpi_map_card(ai, pci)) {
2841 airo_print_err("", "Could not map memory");
2842 goto err_out_res;
2843 }
2844 }
2845
2846 if (probe) {
2847 if (setup_card(ai, dev->dev_addr, 1) != SUCCESS) {
2848 airo_print_err(dev->name, "MAC could not be enabled" );
2849 rc = -EIO;
2850 goto err_out_map;
2851 }
2852 } else if (!test_bit(FLAG_MPI,&ai->flags)) {
2853 ai->bap_read = fast_bap_read;
2854 set_bit(FLAG_FLASHING, &ai->flags);
2855 }
2856
2857 strcpy(dev->name, "eth%d");
2858 rc = register_netdev(dev);
2859 if (rc) {
2860 airo_print_err(dev->name, "Couldn't register_netdev");
2861 goto err_out_map;
2862 }
2863 ai->wifidev = init_wifidev(ai, dev);
2864 if (!ai->wifidev)
2865 goto err_out_reg;
2866
2867 rc = readCapabilityRid(ai, &cap_rid, 1);
2868 if (rc != SUCCESS) {
2869 rc = -EIO;
2870 goto err_out_wifi;
2871 }
2872
2873 ai->wep_capable = (cap_rid.softCap & cpu_to_le16(0x02)) ? 1 : 0;
2874 ai->max_wep_idx = (cap_rid.softCap & cpu_to_le16(0x80)) ? 3 : 0;
2875
2876 airo_print_info(dev->name, "Firmware version %x.%x.%02d",
2877 ((le16_to_cpu(cap_rid.softVer) >> 8) & 0xF),
2878 (le16_to_cpu(cap_rid.softVer) & 0xFF),
2879 le16_to_cpu(cap_rid.softSubVer));
2880
2881
2882
2883 if (le16_to_cpu(cap_rid.softVer) > 0x530
2884 || (le16_to_cpu(cap_rid.softVer) == 0x530
2885 && le16_to_cpu(cap_rid.softSubVer) >= 17)) {
2886 airo_print_info(ai->dev->name, "WPA supported.");
2887
2888 set_bit(FLAG_WPA_CAPABLE, &ai->flags);
2889 ai->bssListFirst = RID_WPA_BSSLISTFIRST;
2890 ai->bssListNext = RID_WPA_BSSLISTNEXT;
2891 ai->bssListRidLen = sizeof(BSSListRid);
2892 } else {
2893 airo_print_info(ai->dev->name, "WPA unsupported with firmware "
2894 "versions older than 5.30.17.");
2895
2896 ai->bssListFirst = RID_BSSLISTFIRST;
2897 ai->bssListNext = RID_BSSLISTNEXT;
2898 ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra);
2899 }
2900
2901 set_bit(FLAG_REGISTERED,&ai->flags);
2902 airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr);
2903
2904
2905 if (probe && !test_bit(FLAG_MPI,&ai->flags))
2906 for( i = 0; i < MAX_FIDS; i++ )
2907 ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2908
2909 if (setup_proc_entry(dev, dev->ml_priv) < 0)
2910 goto err_out_wifi;
2911
2912 return dev;
2913
2914err_out_wifi:
2915 unregister_netdev(ai->wifidev);
2916 free_netdev(ai->wifidev);
2917err_out_reg:
2918 unregister_netdev(dev);
2919err_out_map:
2920 if (test_bit(FLAG_MPI,&ai->flags) && pci) {
2921 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2922 iounmap(ai->pciaux);
2923 iounmap(ai->pcimem);
2924 mpi_unmap_card(ai->pci);
2925 }
2926err_out_res:
2927 if (!is_pcmcia)
2928 release_region( dev->base_addr, 64 );
2929err_out_nets:
2930 airo_networks_free(ai);
2931err_out_free:
2932 del_airo_dev(ai);
2933 free_netdev(dev);
2934 return NULL;
2935}
2936
2937struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia,
2938 struct device *dmdev)
2939{
2940 return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev);
2941}
2942
2943EXPORT_SYMBOL(init_airo_card);
2944
2945static int waitbusy (struct airo_info *ai) {
2946 int delay = 0;
2947 while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
2948 udelay (10);
2949 if ((++delay % 20) == 0)
2950 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
2951 }
2952 return delay < 10000;
2953}
2954
2955int reset_airo_card( struct net_device *dev )
2956{
2957 int i;
2958 struct airo_info *ai = dev->ml_priv;
2959
2960 if (reset_card (dev, 1))
2961 return -1;
2962
2963 if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) {
2964 airo_print_err(dev->name, "MAC could not be enabled");
2965 return -1;
2966 }
2967 airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr);
2968
2969 if (!test_bit(FLAG_MPI,&ai->flags))
2970 for( i = 0; i < MAX_FIDS; i++ )
2971 ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2972
2973 enable_interrupts( ai );
2974 netif_wake_queue(dev);
2975 return 0;
2976}
2977
2978EXPORT_SYMBOL(reset_airo_card);
2979
2980static void airo_send_event(struct net_device *dev) {
2981 struct airo_info *ai = dev->ml_priv;
2982 union iwreq_data wrqu;
2983 StatusRid status_rid;
2984
2985 clear_bit(JOB_EVENT, &ai->jobs);
2986 PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0);
2987 up(&ai->sem);
2988 wrqu.data.length = 0;
2989 wrqu.data.flags = 0;
2990 memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN);
2991 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
2992
2993
2994 wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
2995}
2996
2997static void airo_process_scan_results (struct airo_info *ai) {
2998 union iwreq_data wrqu;
2999 BSSListRid bss;
3000 int rc;
3001 BSSListElement * loop_net;
3002 BSSListElement * tmp_net;
3003
3004
3005 list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) {
3006 list_move_tail (&loop_net->list, &ai->network_free_list);
3007
3008 memset (loop_net, 0, sizeof (loop_net->bss));
3009 }
3010
3011
3012 rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0);
3013 if((rc) || (bss.index == cpu_to_le16(0xffff))) {
3014
3015 goto out;
3016 }
3017
3018
3019 tmp_net = NULL;
3020 while((!rc) && (bss.index != cpu_to_le16(0xffff))) {
3021
3022 if (!list_empty(&ai->network_free_list)) {
3023 tmp_net = list_entry(ai->network_free_list.next,
3024 BSSListElement, list);
3025 list_del(ai->network_free_list.next);
3026 }
3027
3028 if (tmp_net != NULL) {
3029 memcpy(tmp_net, &bss, sizeof(tmp_net->bss));
3030 list_add_tail(&tmp_net->list, &ai->network_list);
3031 tmp_net = NULL;
3032 }
3033
3034
3035 rc = PC4500_readrid(ai, ai->bssListNext,
3036 &bss, ai->bssListRidLen, 0);
3037 }
3038
3039out:
3040
3041 disable_MAC(ai, 2);
3042 writeAPListRid(ai, &ai->APList, 0);
3043 enable_MAC(ai, 0);
3044
3045 ai->scan_timeout = 0;
3046 clear_bit(JOB_SCAN_RESULTS, &ai->jobs);
3047 up(&ai->sem);
3048
3049
3050
3051
3052
3053
3054
3055
3056 wrqu.data.length = 0;
3057 wrqu.data.flags = 0;
3058 wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL);
3059}
3060
3061static int airo_thread(void *data) {
3062 struct net_device *dev = data;
3063 struct airo_info *ai = dev->ml_priv;
3064 int locked;
3065
3066 set_freezable();
3067 while(1) {
3068
3069 try_to_freeze();
3070
3071 if (test_bit(JOB_DIE, &ai->jobs))
3072 break;
3073
3074 if (ai->jobs) {
3075 locked = down_interruptible(&ai->sem);
3076 } else {
3077 wait_queue_t wait;
3078
3079 init_waitqueue_entry(&wait, current);
3080 add_wait_queue(&ai->thr_wait, &wait);
3081 for (;;) {
3082 set_current_state(TASK_INTERRUPTIBLE);
3083 if (ai->jobs)
3084 break;
3085 if (ai->expires || ai->scan_timeout) {
3086 if (ai->scan_timeout &&
3087 time_after_eq(jiffies,ai->scan_timeout)){
3088 set_bit(JOB_SCAN_RESULTS, &ai->jobs);
3089 break;
3090 } else if (ai->expires &&
3091 time_after_eq(jiffies,ai->expires)){
3092 set_bit(JOB_AUTOWEP, &ai->jobs);
3093 break;
3094 }
3095 if (!kthread_should_stop() &&
3096 !freezing(current)) {
3097 unsigned long wake_at;
3098 if (!ai->expires || !ai->scan_timeout) {
3099 wake_at = max(ai->expires,
3100 ai->scan_timeout);
3101 } else {
3102 wake_at = min(ai->expires,
3103 ai->scan_timeout);
3104 }
3105 schedule_timeout(wake_at - jiffies);
3106 continue;
3107 }
3108 } else if (!kthread_should_stop() &&
3109 !freezing(current)) {
3110 schedule();
3111 continue;
3112 }
3113 break;
3114 }
3115 current->state = TASK_RUNNING;
3116 remove_wait_queue(&ai->thr_wait, &wait);
3117 locked = 1;
3118 }
3119
3120 if (locked)
3121 continue;
3122
3123 if (test_bit(JOB_DIE, &ai->jobs)) {
3124 up(&ai->sem);
3125 break;
3126 }
3127
3128 if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) {
3129 up(&ai->sem);
3130 continue;
3131 }
3132
3133 if (test_bit(JOB_XMIT, &ai->jobs))
3134 airo_end_xmit(dev);
3135 else if (test_bit(JOB_XMIT11, &ai->jobs))
3136 airo_end_xmit11(dev);
3137 else if (test_bit(JOB_STATS, &ai->jobs))
3138 airo_read_stats(dev);
3139 else if (test_bit(JOB_WSTATS, &ai->jobs))
3140 airo_read_wireless_stats(ai);
3141 else if (test_bit(JOB_PROMISC, &ai->jobs))
3142 airo_set_promisc(ai);
3143 else if (test_bit(JOB_MIC, &ai->jobs))
3144 micinit(ai);
3145 else if (test_bit(JOB_EVENT, &ai->jobs))
3146 airo_send_event(dev);
3147 else if (test_bit(JOB_AUTOWEP, &ai->jobs))
3148 timer_func(dev);
3149 else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs))
3150 airo_process_scan_results(ai);
3151 else
3152 up(&ai->sem);
3153 }
3154
3155 return 0;
3156}
3157
3158static int header_len(__le16 ctl)
3159{
3160 u16 fc = le16_to_cpu(ctl);
3161 switch (fc & 0xc) {
3162 case 4:
3163 if ((fc & 0xe0) == 0xc0)
3164 return 10;
3165 return 16;
3166 case 8:
3167 if ((fc & 0x300) == 0x300)
3168 return 30;
3169 }
3170 return 24;
3171}
3172
3173static void airo_handle_cisco_mic(struct airo_info *ai)
3174{
3175 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) {
3176 set_bit(JOB_MIC, &ai->jobs);
3177 wake_up_interruptible(&ai->thr_wait);
3178 }
3179}
3180
3181
3182#define STAT_NOBEACON 0x8000
3183#define STAT_MAXRETRIES 0x8001
3184#define STAT_MAXARL 0x8002
3185#define STAT_FORCELOSS 0x8003
3186#define STAT_TSFSYNC 0x8004
3187#define STAT_DEAUTH 0x8100
3188#define STAT_DISASSOC 0x8200
3189#define STAT_ASSOC_FAIL 0x8400
3190#define STAT_AUTH_FAIL 0x0300
3191#define STAT_ASSOC 0x0400
3192#define STAT_REASSOC 0x0600
3193
3194static void airo_print_status(const char *devname, u16 status)
3195{
3196 u8 reason = status & 0xFF;
3197
3198 switch (status & 0xFF00) {
3199 case STAT_NOBEACON:
3200 switch (status) {
3201 case STAT_NOBEACON:
3202 airo_print_dbg(devname, "link lost (missed beacons)");
3203 break;
3204 case STAT_MAXRETRIES:
3205 case STAT_MAXARL:
3206 airo_print_dbg(devname, "link lost (max retries)");
3207 break;
3208 case STAT_FORCELOSS:
3209 airo_print_dbg(devname, "link lost (local choice)");
3210 break;
3211 case STAT_TSFSYNC:
3212 airo_print_dbg(devname, "link lost (TSF sync lost)");
3213 break;
3214 default:
3215 airo_print_dbg(devname, "unknown status %x\n", status);
3216 break;
3217 }
3218 break;
3219 case STAT_DEAUTH:
3220 airo_print_dbg(devname, "deauthenticated (reason: %d)", reason);
3221 break;
3222 case STAT_DISASSOC:
3223 airo_print_dbg(devname, "disassociated (reason: %d)", reason);
3224 break;
3225 case STAT_ASSOC_FAIL:
3226 airo_print_dbg(devname, "association failed (reason: %d)",
3227 reason);
3228 break;
3229 case STAT_AUTH_FAIL:
3230 airo_print_dbg(devname, "authentication failed (reason: %d)",
3231 reason);
3232 break;
3233 case STAT_ASSOC:
3234 case STAT_REASSOC:
3235 break;
3236 default:
3237 airo_print_dbg(devname, "unknown status %x\n", status);
3238 break;
3239 }
3240}
3241
3242static void airo_handle_link(struct airo_info *ai)
3243{
3244 union iwreq_data wrqu;
3245 int scan_forceloss = 0;
3246 u16 status;
3247
3248
3249 status = le16_to_cpu(IN4500(ai, LINKSTAT));
3250 OUT4500(ai, EVACK, EV_LINK);
3251
3252 if ((status == STAT_FORCELOSS) && (ai->scan_timeout > 0))
3253 scan_forceloss = 1;
3254
3255 airo_print_status(ai->dev->name, status);
3256
3257 if ((status == STAT_ASSOC) || (status == STAT_REASSOC)) {
3258 if (auto_wep)
3259 ai->expires = 0;
3260 if (ai->list_bss_task)
3261 wake_up_process(ai->list_bss_task);
3262 set_bit(FLAG_UPDATE_UNI, &ai->flags);
3263 set_bit(FLAG_UPDATE_MULTI, &ai->flags);
3264
3265 if (down_trylock(&ai->sem) != 0) {
3266 set_bit(JOB_EVENT, &ai->jobs);
3267 wake_up_interruptible(&ai->thr_wait);
3268 } else
3269 airo_send_event(ai->dev);
3270 netif_carrier_on(ai->dev);
3271 } else if (!scan_forceloss) {
3272 if (auto_wep && !ai->expires) {
3273 ai->expires = RUN_AT(3*HZ);
3274 wake_up_interruptible(&ai->thr_wait);
3275 }
3276
3277
3278 eth_zero_addr(wrqu.ap_addr.sa_data);
3279 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3280 wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL);
3281 netif_carrier_off(ai->dev);
3282 } else {
3283 netif_carrier_off(ai->dev);
3284 }
3285}
3286
3287static void airo_handle_rx(struct airo_info *ai)
3288{
3289 struct sk_buff *skb = NULL;
3290 __le16 fc, v, *buffer, tmpbuf[4];
3291 u16 len, hdrlen = 0, gap, fid;
3292 struct rx_hdr hdr;
3293 int success = 0;
3294
3295 if (test_bit(FLAG_MPI, &ai->flags)) {
3296 if (test_bit(FLAG_802_11, &ai->flags))
3297 mpi_receive_802_11(ai);
3298 else
3299 mpi_receive_802_3(ai);
3300 OUT4500(ai, EVACK, EV_RX);
3301 return;
3302 }
3303
3304 fid = IN4500(ai, RXFID);
3305
3306
3307 if (test_bit(FLAG_802_11, &ai->flags)) {
3308 bap_setup (ai, fid, 4, BAP0);
3309 bap_read (ai, (__le16*)&hdr, sizeof(hdr), BAP0);
3310
3311 if (le16_to_cpu(hdr.status) & 2)
3312 hdr.len = 0;
3313 if (ai->wifidev == NULL)
3314 hdr.len = 0;
3315 } else {
3316 bap_setup(ai, fid, 0x36, BAP0);
3317 bap_read(ai, &hdr.len, 2, BAP0);
3318 }
3319 len = le16_to_cpu(hdr.len);
3320
3321 if (len > AIRO_DEF_MTU) {
3322 airo_print_err(ai->dev->name, "Bad size %d", len);
3323 goto done;
3324 }
3325 if (len == 0)
3326 goto done;
3327
3328 if (test_bit(FLAG_802_11, &ai->flags)) {
3329 bap_read(ai, &fc, sizeof (fc), BAP0);
3330 hdrlen = header_len(fc);
3331 } else
3332 hdrlen = ETH_ALEN * 2;
3333
3334 skb = dev_alloc_skb(len + hdrlen + 2 + 2);
3335 if (!skb) {
3336 ai->dev->stats.rx_dropped++;
3337 goto done;
3338 }
3339
3340 skb_reserve(skb, 2);
3341 buffer = (__le16 *) skb_put(skb, len + hdrlen);
3342 if (test_bit(FLAG_802_11, &ai->flags)) {
3343 buffer[0] = fc;
3344 bap_read(ai, buffer + 1, hdrlen - 2, BAP0);
3345 if (hdrlen == 24)
3346 bap_read(ai, tmpbuf, 6, BAP0);
3347
3348 bap_read(ai, &v, sizeof(v), BAP0);
3349 gap = le16_to_cpu(v);
3350 if (gap) {
3351 if (gap <= 8) {
3352 bap_read(ai, tmpbuf, gap, BAP0);
3353 } else {
3354 airo_print_err(ai->dev->name, "gaplen too "
3355 "big. Problems will follow...");
3356 }
3357 }
3358 bap_read(ai, buffer + hdrlen/2, len, BAP0);
3359 } else {
3360 MICBuffer micbuf;
3361
3362 bap_read(ai, buffer, ETH_ALEN * 2, BAP0);
3363 if (ai->micstats.enabled) {
3364 bap_read(ai, (__le16 *) &micbuf, sizeof (micbuf), BAP0);
3365 if (ntohs(micbuf.typelen) > 0x05DC)
3366 bap_setup(ai, fid, 0x44, BAP0);
3367 else {
3368 if (len <= sizeof (micbuf)) {
3369 dev_kfree_skb_irq(skb);
3370 goto done;
3371 }
3372
3373 len -= sizeof(micbuf);
3374 skb_trim(skb, len + hdrlen);
3375 }
3376 }
3377
3378 bap_read(ai, buffer + ETH_ALEN, len, BAP0);
3379 if (decapsulate(ai, &micbuf, (etherHead*) buffer, len))
3380 dev_kfree_skb_irq (skb);
3381 else
3382 success = 1;
3383 }
3384
3385#ifdef WIRELESS_SPY
3386 if (success && (ai->spy_data.spy_number > 0)) {
3387 char *sa;
3388 struct iw_quality wstats;
3389
3390
3391 if (!test_bit(FLAG_802_11, &ai->flags)) {
3392 sa = (char *) buffer + 6;
3393 bap_setup(ai, fid, 8, BAP0);
3394 bap_read(ai, (__le16 *) hdr.rssi, 2, BAP0);
3395 } else
3396 sa = (char *) buffer + 10;
3397 wstats.qual = hdr.rssi[0];
3398 if (ai->rssi)
3399 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3400 else
3401 wstats.level = (hdr.rssi[1] + 321) / 2;
3402 wstats.noise = ai->wstats.qual.noise;
3403 wstats.updated = IW_QUAL_LEVEL_UPDATED
3404 | IW_QUAL_QUAL_UPDATED
3405 | IW_QUAL_DBM;
3406
3407 wireless_spy_update(ai->dev, sa, &wstats);
3408 }
3409#endif
3410
3411done:
3412 OUT4500(ai, EVACK, EV_RX);
3413
3414 if (success) {
3415 if (test_bit(FLAG_802_11, &ai->flags)) {
3416 skb_reset_mac_header(skb);
3417 skb->pkt_type = PACKET_OTHERHOST;
3418 skb->dev = ai->wifidev;
3419 skb->protocol = htons(ETH_P_802_2);
3420 } else
3421 skb->protocol = eth_type_trans(skb, ai->dev);
3422 skb->ip_summed = CHECKSUM_NONE;
3423
3424 netif_rx(skb);
3425 }
3426}
3427
3428static void airo_handle_tx(struct airo_info *ai, u16 status)
3429{
3430 int i, len = 0, index = -1;
3431 u16 fid;
3432
3433 if (test_bit(FLAG_MPI, &ai->flags)) {
3434 unsigned long flags;
3435
3436 if (status & EV_TXEXC)
3437 get_tx_error(ai, -1);
3438
3439 spin_lock_irqsave(&ai->aux_lock, flags);
3440 if (!skb_queue_empty(&ai->txq)) {
3441 spin_unlock_irqrestore(&ai->aux_lock,flags);
3442 mpi_send_packet(ai->dev);
3443 } else {
3444 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
3445 spin_unlock_irqrestore(&ai->aux_lock,flags);
3446 netif_wake_queue(ai->dev);
3447 }
3448 OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3449 return;
3450 }
3451
3452 fid = IN4500(ai, TXCOMPLFID);
3453
3454 for(i = 0; i < MAX_FIDS; i++) {
3455 if ((ai->fids[i] & 0xffff) == fid) {
3456 len = ai->fids[i] >> 16;
3457 index = i;
3458 }
3459 }
3460
3461 if (index != -1) {
3462 if (status & EV_TXEXC)
3463 get_tx_error(ai, index);
3464
3465 OUT4500(ai, EVACK, status & (EV_TX | EV_TXEXC));
3466
3467
3468 ai->fids[index] &= 0xffff;
3469 if (index < MAX_FIDS / 2) {
3470 if (!test_bit(FLAG_PENDING_XMIT, &ai->flags))
3471 netif_wake_queue(ai->dev);
3472 } else {
3473 if (!test_bit(FLAG_PENDING_XMIT11, &ai->flags))
3474 netif_wake_queue(ai->wifidev);
3475 }
3476 } else {
3477 OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3478 airo_print_err(ai->dev->name, "Unallocated FID was used to xmit");
3479 }
3480}
3481
3482static irqreturn_t airo_interrupt(int irq, void *dev_id)
3483{
3484 struct net_device *dev = dev_id;
3485 u16 status, savedInterrupts = 0;
3486 struct airo_info *ai = dev->ml_priv;
3487 int handled = 0;
3488
3489 if (!netif_device_present(dev))
3490 return IRQ_NONE;
3491
3492 for (;;) {
3493 status = IN4500(ai, EVSTAT);
3494 if (!(status & STATUS_INTS) || (status == 0xffff))
3495 break;
3496
3497 handled = 1;
3498
3499 if (status & EV_AWAKE) {
3500 OUT4500(ai, EVACK, EV_AWAKE);
3501 OUT4500(ai, EVACK, EV_AWAKE);
3502 }
3503
3504 if (!savedInterrupts) {
3505 savedInterrupts = IN4500(ai, EVINTEN);
3506 OUT4500(ai, EVINTEN, 0);
3507 }
3508
3509 if (status & EV_MIC) {
3510 OUT4500(ai, EVACK, EV_MIC);
3511 airo_handle_cisco_mic(ai);
3512 }
3513
3514 if (status & EV_LINK) {
3515
3516 airo_handle_link(ai);
3517 }
3518
3519
3520 if (status & EV_RX)
3521 airo_handle_rx(ai);
3522
3523
3524 if (status & (EV_TX | EV_TXCPY | EV_TXEXC))
3525 airo_handle_tx(ai, status);
3526
3527 if ( status & ~STATUS_INTS & ~IGNORE_INTS ) {
3528 airo_print_warn(ai->dev->name, "Got weird status %x",
3529 status & ~STATUS_INTS & ~IGNORE_INTS );
3530 }
3531 }
3532
3533 if (savedInterrupts)
3534 OUT4500(ai, EVINTEN, savedInterrupts);
3535
3536 return IRQ_RETVAL(handled);
3537}
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) {
3549 if (test_bit(FLAG_MPI,&ai->flags))
3550 reg <<= 1;
3551 if ( !do8bitIO )
3552 outw( val, ai->dev->base_addr + reg );
3553 else {
3554 outb( val & 0xff, ai->dev->base_addr + reg );
3555 outb( val >> 8, ai->dev->base_addr + reg + 1 );
3556 }
3557}
3558
3559static u16 IN4500( struct airo_info *ai, u16 reg ) {
3560 unsigned short rc;
3561
3562 if (test_bit(FLAG_MPI,&ai->flags))
3563 reg <<= 1;
3564 if ( !do8bitIO )
3565 rc = inw( ai->dev->base_addr + reg );
3566 else {
3567 rc = inb( ai->dev->base_addr + reg );
3568 rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8;
3569 }
3570 return rc;
3571}
3572
3573static int enable_MAC(struct airo_info *ai, int lock)
3574{
3575 int rc;
3576 Cmd cmd;
3577 Resp rsp;
3578
3579
3580
3581
3582
3583
3584
3585 if (ai->flags & FLAG_RADIO_MASK) return SUCCESS;
3586
3587 if (lock && down_interruptible(&ai->sem))
3588 return -ERESTARTSYS;
3589
3590 if (!test_bit(FLAG_ENABLED, &ai->flags)) {
3591 memset(&cmd, 0, sizeof(cmd));
3592 cmd.cmd = MAC_ENABLE;
3593 rc = issuecommand(ai, &cmd, &rsp);
3594 if (rc == SUCCESS)
3595 set_bit(FLAG_ENABLED, &ai->flags);
3596 } else
3597 rc = SUCCESS;
3598
3599 if (lock)
3600 up(&ai->sem);
3601
3602 if (rc)
3603 airo_print_err(ai->dev->name, "Cannot enable MAC");
3604 else if ((rsp.status & 0xFF00) != 0) {
3605 airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, "
3606 "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2);
3607 rc = ERROR;
3608 }
3609 return rc;
3610}
3611
3612static void disable_MAC( struct airo_info *ai, int lock ) {
3613 Cmd cmd;
3614 Resp rsp;
3615
3616 if (lock == 1 && down_interruptible(&ai->sem))
3617 return;
3618
3619 if (test_bit(FLAG_ENABLED, &ai->flags)) {
3620 if (lock != 2)
3621 netif_carrier_off(ai->dev);
3622 memset(&cmd, 0, sizeof(cmd));
3623 cmd.cmd = MAC_DISABLE;
3624 issuecommand(ai, &cmd, &rsp);
3625 clear_bit(FLAG_ENABLED, &ai->flags);
3626 }
3627 if (lock == 1)
3628 up(&ai->sem);
3629}
3630
3631static void enable_interrupts( struct airo_info *ai ) {
3632
3633 OUT4500( ai, EVINTEN, STATUS_INTS );
3634}
3635
3636static void disable_interrupts( struct airo_info *ai ) {
3637 OUT4500( ai, EVINTEN, 0 );
3638}
3639
3640static void mpi_receive_802_3(struct airo_info *ai)
3641{
3642 RxFid rxd;
3643 int len = 0;
3644 struct sk_buff *skb;
3645 char *buffer;
3646 int off = 0;
3647 MICBuffer micbuf;
3648
3649 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3650
3651 if (rxd.rdy && rxd.valid == 0) {
3652 len = rxd.len + 12;
3653 if (len < 12 || len > 2048)
3654 goto badrx;
3655
3656 skb = dev_alloc_skb(len);
3657 if (!skb) {
3658 ai->dev->stats.rx_dropped++;
3659 goto badrx;
3660 }
3661 buffer = skb_put(skb,len);
3662 memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2);
3663 if (ai->micstats.enabled) {
3664 memcpy(&micbuf,
3665 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2,
3666 sizeof(micbuf));
3667 if (ntohs(micbuf.typelen) <= 0x05DC) {
3668 if (len <= sizeof(micbuf) + ETH_ALEN * 2)
3669 goto badmic;
3670
3671 off = sizeof(micbuf);
3672 skb_trim (skb, len - off);
3673 }
3674 }
3675 memcpy(buffer + ETH_ALEN * 2,
3676 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off,
3677 len - ETH_ALEN * 2 - off);
3678 if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) {
3679badmic:
3680 dev_kfree_skb_irq (skb);
3681 goto badrx;
3682 }
3683#ifdef WIRELESS_SPY
3684 if (ai->spy_data.spy_number > 0) {
3685 char *sa;
3686 struct iw_quality wstats;
3687
3688 sa = buffer + ETH_ALEN;
3689 wstats.qual = 0;
3690 wstats.level = 0;
3691 wstats.updated = 0;
3692
3693 wireless_spy_update(ai->dev, sa, &wstats);
3694 }
3695#endif
3696
3697 skb->ip_summed = CHECKSUM_NONE;
3698 skb->protocol = eth_type_trans(skb, ai->dev);
3699 netif_rx(skb);
3700 }
3701badrx:
3702 if (rxd.valid == 0) {
3703 rxd.valid = 1;
3704 rxd.rdy = 0;
3705 rxd.len = PKTSIZE;
3706 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3707 }
3708}
3709
3710static void mpi_receive_802_11(struct airo_info *ai)
3711{
3712 RxFid rxd;
3713 struct sk_buff *skb = NULL;
3714 u16 len, hdrlen = 0;
3715 __le16 fc;
3716 struct rx_hdr hdr;
3717 u16 gap;
3718 u16 *buffer;
3719 char *ptr = ai->rxfids[0].virtual_host_addr + 4;
3720
3721 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3722 memcpy ((char *)&hdr, ptr, sizeof(hdr));
3723 ptr += sizeof(hdr);
3724
3725 if (le16_to_cpu(hdr.status) & 2)
3726 hdr.len = 0;
3727 if (ai->wifidev == NULL)
3728 hdr.len = 0;
3729 len = le16_to_cpu(hdr.len);
3730 if (len > AIRO_DEF_MTU) {
3731 airo_print_err(ai->dev->name, "Bad size %d", len);
3732 goto badrx;
3733 }
3734 if (len == 0)
3735 goto badrx;
3736
3737 fc = get_unaligned((__le16 *)ptr);
3738 hdrlen = header_len(fc);
3739
3740 skb = dev_alloc_skb( len + hdrlen + 2 );
3741 if ( !skb ) {
3742 ai->dev->stats.rx_dropped++;
3743 goto badrx;
3744 }
3745 buffer = (u16*)skb_put (skb, len + hdrlen);
3746 memcpy ((char *)buffer, ptr, hdrlen);
3747 ptr += hdrlen;
3748 if (hdrlen == 24)
3749 ptr += 6;
3750 gap = get_unaligned_le16(ptr);
3751 ptr += sizeof(__le16);
3752 if (gap) {
3753 if (gap <= 8)
3754 ptr += gap;
3755 else
3756 airo_print_err(ai->dev->name,
3757 "gaplen too big. Problems will follow...");
3758 }
3759 memcpy ((char *)buffer + hdrlen, ptr, len);
3760 ptr += len;
3761#ifdef IW_WIRELESS_SPY
3762 if (ai->spy_data.spy_number > 0) {
3763 char *sa;
3764 struct iw_quality wstats;
3765
3766 sa = (char*)buffer + 10;
3767 wstats.qual = hdr.rssi[0];
3768 if (ai->rssi)
3769 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3770 else
3771 wstats.level = (hdr.rssi[1] + 321) / 2;
3772 wstats.noise = ai->wstats.qual.noise;
3773 wstats.updated = IW_QUAL_QUAL_UPDATED
3774 | IW_QUAL_LEVEL_UPDATED
3775 | IW_QUAL_DBM;
3776
3777 wireless_spy_update(ai->dev, sa, &wstats);
3778 }
3779#endif
3780 skb_reset_mac_header(skb);
3781 skb->pkt_type = PACKET_OTHERHOST;
3782 skb->dev = ai->wifidev;
3783 skb->protocol = htons(ETH_P_802_2);
3784 skb->ip_summed = CHECKSUM_NONE;
3785 netif_rx( skb );
3786
3787badrx:
3788 if (rxd.valid == 0) {
3789 rxd.valid = 1;
3790 rxd.rdy = 0;
3791 rxd.len = PKTSIZE;
3792 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3793 }
3794}
3795
3796static inline void set_auth_type(struct airo_info *local, int auth_type)
3797{
3798 local->config.authType = auth_type;
3799
3800
3801
3802 if (auth_type == AUTH_OPEN || auth_type == AUTH_ENCRYPT)
3803 local->last_auth = auth_type;
3804}
3805
3806static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
3807{
3808 Cmd cmd;
3809 Resp rsp;
3810 int status;
3811 SsidRid mySsid;
3812 __le16 lastindex;
3813 WepKeyRid wkr;
3814 int rc;
3815
3816 memset( &mySsid, 0, sizeof( mySsid ) );
3817 kfree (ai->flash);
3818 ai->flash = NULL;
3819
3820
3821 cmd.cmd = NOP;
3822 cmd.parm0 = cmd.parm1 = cmd.parm2 = 0;
3823 if (lock && down_interruptible(&ai->sem))
3824 return ERROR;
3825 if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) {
3826 if (lock)
3827 up(&ai->sem);
3828 return ERROR;
3829 }
3830 disable_MAC( ai, 0);
3831
3832
3833 if (!test_bit(FLAG_MPI,&ai->flags)) {
3834 cmd.cmd = CMD_ENABLEAUX;
3835 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
3836 if (lock)
3837 up(&ai->sem);
3838 airo_print_err(ai->dev->name, "Error checking for AUX port");
3839 return ERROR;
3840 }
3841 if (!aux_bap || rsp.status & 0xff00) {
3842 ai->bap_read = fast_bap_read;
3843 airo_print_dbg(ai->dev->name, "Doing fast bap_reads");
3844 } else {
3845 ai->bap_read = aux_bap_read;
3846 airo_print_dbg(ai->dev->name, "Doing AUX bap_reads");
3847 }
3848 }
3849 if (lock)
3850 up(&ai->sem);
3851 if (ai->config.len == 0) {
3852 int i;
3853 tdsRssiRid rssi_rid;
3854 CapabilityRid cap_rid;
3855
3856 kfree(ai->SSID);
3857 ai->SSID = NULL;
3858
3859 status = readConfigRid(ai, lock);
3860 if ( status != SUCCESS ) return ERROR;
3861
3862 status = readCapabilityRid(ai, &cap_rid, lock);
3863 if ( status != SUCCESS ) return ERROR;
3864
3865 status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock);
3866 if ( status == SUCCESS ) {
3867 if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL)
3868 memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512);
3869 }
3870 else {
3871 kfree(ai->rssi);
3872 ai->rssi = NULL;
3873 if (cap_rid.softCap & cpu_to_le16(8))
3874 ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
3875 else
3876 airo_print_warn(ai->dev->name, "unknown received signal "
3877 "level scale");
3878 }
3879 ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
3880 set_auth_type(ai, AUTH_OPEN);
3881 ai->config.modulation = MOD_CCK;
3882
3883 if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) &&
3884 (cap_rid.extSoftCap & cpu_to_le16(1)) &&
3885 micsetup(ai) == SUCCESS) {
3886 ai->config.opmode |= MODE_MIC;
3887 set_bit(FLAG_MIC_CAPABLE, &ai->flags);
3888 }
3889
3890
3891 for( i = 0; i < ETH_ALEN; i++ ) {
3892 mac[i] = ai->config.macAddr[i];
3893 }
3894
3895
3896
3897 if ( rates[0] ) {
3898 memset(ai->config.rates,0,sizeof(ai->config.rates));
3899 for( i = 0; i < 8 && rates[i]; i++ ) {
3900 ai->config.rates[i] = rates[i];
3901 }
3902 }
3903 set_bit (FLAG_COMMIT, &ai->flags);
3904 }
3905
3906
3907 if ( ssids[0] ) {
3908 int i;
3909 for( i = 0; i < 3 && ssids[i]; i++ ) {
3910 size_t len = strlen(ssids[i]);
3911 if (len > 32)
3912 len = 32;
3913 mySsid.ssids[i].len = cpu_to_le16(len);
3914 memcpy(mySsid.ssids[i].ssid, ssids[i], len);
3915 }
3916 mySsid.len = cpu_to_le16(sizeof(mySsid));
3917 }
3918
3919 status = writeConfigRid(ai, lock);
3920 if ( status != SUCCESS ) return ERROR;
3921
3922
3923 if ( ssids[0] ) {
3924 status = writeSsidRid(ai, &mySsid, lock);
3925 if ( status != SUCCESS ) return ERROR;
3926 }
3927
3928 status = enable_MAC(ai, lock);
3929 if (status != SUCCESS)
3930 return ERROR;
3931
3932
3933 rc = readWepKeyRid(ai, &wkr, 1, lock);
3934 if (rc == SUCCESS) do {
3935 lastindex = wkr.kindex;
3936 if (wkr.kindex == cpu_to_le16(0xffff)) {
3937 ai->defindex = wkr.mac[0];
3938 }
3939 rc = readWepKeyRid(ai, &wkr, 0, lock);
3940 } while(lastindex != wkr.kindex);
3941
3942 try_auto_wep(ai);
3943
3944 return SUCCESS;
3945}
3946
3947static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) {
3948
3949 int max_tries = 600000;
3950
3951 if (IN4500(ai, EVSTAT) & EV_CMD)
3952 OUT4500(ai, EVACK, EV_CMD);
3953
3954 OUT4500(ai, PARAM0, pCmd->parm0);
3955 OUT4500(ai, PARAM1, pCmd->parm1);
3956 OUT4500(ai, PARAM2, pCmd->parm2);
3957 OUT4500(ai, COMMAND, pCmd->cmd);
3958
3959 while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) {
3960 if ((IN4500(ai, COMMAND)) == pCmd->cmd)
3961
3962 OUT4500(ai, COMMAND, pCmd->cmd);
3963 if (!in_atomic() && (max_tries & 255) == 0)
3964 schedule();
3965 }
3966
3967 if ( max_tries == -1 ) {
3968 airo_print_err(ai->dev->name,
3969 "Max tries exceeded when issuing command");
3970 if (IN4500(ai, COMMAND) & COMMAND_BUSY)
3971 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3972 return ERROR;
3973 }
3974
3975
3976 pRsp->status = IN4500(ai, STATUS);
3977 pRsp->rsp0 = IN4500(ai, RESP0);
3978 pRsp->rsp1 = IN4500(ai, RESP1);
3979 pRsp->rsp2 = IN4500(ai, RESP2);
3980 if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET)
3981 airo_print_err(ai->dev->name,
3982 "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
3983 pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1,
3984 pRsp->rsp2);
3985
3986
3987 if (IN4500(ai, COMMAND) & COMMAND_BUSY) {
3988 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3989 }
3990
3991 OUT4500(ai, EVACK, EV_CMD);
3992
3993 return SUCCESS;
3994}
3995
3996
3997
3998
3999static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap )
4000{
4001 int timeout = 50;
4002 int max_tries = 3;
4003
4004 OUT4500(ai, SELECT0+whichbap, rid);
4005 OUT4500(ai, OFFSET0+whichbap, offset);
4006 while (1) {
4007 int status = IN4500(ai, OFFSET0+whichbap);
4008 if (status & BAP_BUSY) {
4009
4010
4011 if (timeout--) {
4012 continue;
4013 }
4014 } else if ( status & BAP_ERR ) {
4015
4016 airo_print_err(ai->dev->name, "BAP error %x %d",
4017 status, whichbap );
4018 return ERROR;
4019 } else if (status & BAP_DONE) {
4020 return SUCCESS;
4021 }
4022 if ( !(max_tries--) ) {
4023 airo_print_err(ai->dev->name,
4024 "BAP setup error too many retries\n");
4025 return ERROR;
4026 }
4027
4028 OUT4500(ai, SELECT0+whichbap, rid);
4029 OUT4500(ai, OFFSET0+whichbap, offset);
4030 timeout = 50;
4031 }
4032}
4033
4034
4035
4036
4037static u16 aux_setup(struct airo_info *ai, u16 page,
4038 u16 offset, u16 *len)
4039{
4040 u16 next;
4041
4042 OUT4500(ai, AUXPAGE, page);
4043 OUT4500(ai, AUXOFF, 0);
4044 next = IN4500(ai, AUXDATA);
4045 *len = IN4500(ai, AUXDATA)&0xff;
4046 if (offset != 4) OUT4500(ai, AUXOFF, offset);
4047 return next;
4048}
4049
4050
4051static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst,
4052 int bytelen, int whichbap)
4053{
4054 u16 len;
4055 u16 page;
4056 u16 offset;
4057 u16 next;
4058 int words;
4059 int i;
4060 unsigned long flags;
4061
4062 spin_lock_irqsave(&ai->aux_lock, flags);
4063 page = IN4500(ai, SWS0+whichbap);
4064 offset = IN4500(ai, SWS2+whichbap);
4065 next = aux_setup(ai, page, offset, &len);
4066 words = (bytelen+1)>>1;
4067
4068 for (i=0; i<words;) {
4069 int count;
4070 count = (len>>1) < (words-i) ? (len>>1) : (words-i);
4071 if ( !do8bitIO )
4072 insw( ai->dev->base_addr+DATA0+whichbap,
4073 pu16Dst+i,count );
4074 else
4075 insb( ai->dev->base_addr+DATA0+whichbap,
4076 pu16Dst+i, count << 1 );
4077 i += count;
4078 if (i<words) {
4079 next = aux_setup(ai, next, 4, &len);
4080 }
4081 }
4082 spin_unlock_irqrestore(&ai->aux_lock, flags);
4083 return SUCCESS;
4084}
4085
4086
4087
4088static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst,
4089 int bytelen, int whichbap)
4090{
4091 bytelen = (bytelen + 1) & (~1);
4092 if ( !do8bitIO )
4093 insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 );
4094 else
4095 insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen );
4096 return SUCCESS;
4097}
4098
4099
4100static int bap_write(struct airo_info *ai, const __le16 *pu16Src,
4101 int bytelen, int whichbap)
4102{
4103 bytelen = (bytelen + 1) & (~1);
4104 if ( !do8bitIO )
4105 outsw( ai->dev->base_addr+DATA0+whichbap,
4106 pu16Src, bytelen>>1 );
4107 else
4108 outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen );
4109 return SUCCESS;
4110}
4111
4112static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd)
4113{
4114 Cmd cmd;
4115 Resp rsp;
4116 u16 status;
4117
4118 memset(&cmd, 0, sizeof(cmd));
4119 cmd.cmd = accmd;
4120 cmd.parm0 = rid;
4121 status = issuecommand(ai, &cmd, &rsp);
4122 if (status != 0) return status;
4123 if ( (rsp.status & 0x7F00) != 0) {
4124 return (accmd << 8) + (rsp.rsp0 & 0xFF);
4125 }
4126 return 0;
4127}
4128
4129
4130
4131static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock)
4132{
4133 u16 status;
4134 int rc = SUCCESS;
4135
4136 if (lock) {
4137 if (down_interruptible(&ai->sem))
4138 return ERROR;
4139 }
4140 if (test_bit(FLAG_MPI,&ai->flags)) {
4141 Cmd cmd;
4142 Resp rsp;
4143
4144 memset(&cmd, 0, sizeof(cmd));
4145 memset(&rsp, 0, sizeof(rsp));
4146 ai->config_desc.rid_desc.valid = 1;
4147 ai->config_desc.rid_desc.len = RIDSIZE;
4148 ai->config_desc.rid_desc.rid = 0;
4149 ai->config_desc.rid_desc.host_addr = ai->ridbus;
4150
4151 cmd.cmd = CMD_ACCESS;
4152 cmd.parm0 = rid;
4153
4154 memcpy_toio(ai->config_desc.card_ram_off,
4155 &ai->config_desc.rid_desc, sizeof(Rid));
4156
4157 rc = issuecommand(ai, &cmd, &rsp);
4158
4159 if (rsp.status & 0x7f00)
4160 rc = rsp.rsp0;
4161 if (!rc)
4162 memcpy(pBuf, ai->config_desc.virtual_host_addr, len);
4163 goto done;
4164 } else {
4165 if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) {
4166 rc = status;
4167 goto done;
4168 }
4169 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4170 rc = ERROR;
4171 goto done;
4172 }
4173
4174 bap_read(ai, pBuf, 2, BAP1);
4175
4176 len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2;
4177
4178 if ( len <= 2 ) {
4179 airo_print_err(ai->dev->name,
4180 "Rid %x has a length of %d which is too short",
4181 (int)rid, (int)len );
4182 rc = ERROR;
4183 goto done;
4184 }
4185
4186 rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1);
4187 }
4188done:
4189 if (lock)
4190 up(&ai->sem);
4191 return rc;
4192}
4193
4194
4195
4196static int PC4500_writerid(struct airo_info *ai, u16 rid,
4197 const void *pBuf, int len, int lock)
4198{
4199 u16 status;
4200 int rc = SUCCESS;
4201
4202 *(__le16*)pBuf = cpu_to_le16((u16)len);
4203
4204 if (lock) {
4205 if (down_interruptible(&ai->sem))
4206 return ERROR;
4207 }
4208 if (test_bit(FLAG_MPI,&ai->flags)) {
4209 Cmd cmd;
4210 Resp rsp;
4211
4212 if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid))
4213 airo_print_err(ai->dev->name,
4214 "%s: MAC should be disabled (rid=%04x)",
4215 __func__, rid);
4216 memset(&cmd, 0, sizeof(cmd));
4217 memset(&rsp, 0, sizeof(rsp));
4218
4219 ai->config_desc.rid_desc.valid = 1;
4220 ai->config_desc.rid_desc.len = *((u16 *)pBuf);
4221 ai->config_desc.rid_desc.rid = 0;
4222
4223 cmd.cmd = CMD_WRITERID;
4224 cmd.parm0 = rid;
4225
4226 memcpy_toio(ai->config_desc.card_ram_off,
4227 &ai->config_desc.rid_desc, sizeof(Rid));
4228
4229 if (len < 4 || len > 2047) {
4230 airo_print_err(ai->dev->name, "%s: len=%d", __func__, len);
4231 rc = -1;
4232 } else {
4233 memcpy(ai->config_desc.virtual_host_addr,
4234 pBuf, len);
4235
4236 rc = issuecommand(ai, &cmd, &rsp);
4237 if ((rc & 0xff00) != 0) {
4238 airo_print_err(ai->dev->name, "%s: Write rid Error %d",
4239 __func__, rc);
4240 airo_print_err(ai->dev->name, "%s: Cmd=%04x",
4241 __func__, cmd.cmd);
4242 }
4243
4244 if ((rsp.status & 0x7f00))
4245 rc = rsp.rsp0;
4246 }
4247 } else {
4248
4249 if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) {
4250 rc = status;
4251 goto done;
4252 }
4253
4254 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4255 rc = ERROR;
4256 goto done;
4257 }
4258 bap_write(ai, pBuf, len, BAP1);
4259
4260 rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS);
4261 }
4262done:
4263 if (lock)
4264 up(&ai->sem);
4265 return rc;
4266}
4267
4268
4269
4270static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw)
4271{
4272 unsigned int loop = 3000;
4273 Cmd cmd;
4274 Resp rsp;
4275 u16 txFid;
4276 __le16 txControl;
4277
4278 cmd.cmd = CMD_ALLOCATETX;
4279 cmd.parm0 = lenPayload;
4280 if (down_interruptible(&ai->sem))
4281 return ERROR;
4282 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
4283 txFid = ERROR;
4284 goto done;
4285 }
4286 if ( (rsp.status & 0xFF00) != 0) {
4287 txFid = ERROR;
4288 goto done;
4289 }
4290
4291
4292
4293 while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop);
4294 if (!loop) {
4295 txFid = ERROR;
4296 goto done;
4297 }
4298
4299
4300 txFid = IN4500(ai, TXALLOCFID);
4301 OUT4500(ai, EVACK, EV_ALLOC);
4302
4303
4304
4305
4306
4307
4308 if (raw)
4309 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11
4310 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4311 else
4312 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3
4313 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4314 if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS)
4315 txFid = ERROR;
4316 else
4317 bap_write(ai, &txControl, sizeof(txControl), BAP1);
4318
4319done:
4320 up(&ai->sem);
4321
4322 return txFid;
4323}
4324
4325
4326
4327
4328static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
4329{
4330 __le16 payloadLen;
4331 Cmd cmd;
4332 Resp rsp;
4333 int miclen = 0;
4334 u16 txFid = len;
4335 MICBuffer pMic;
4336
4337 len >>= 16;
4338
4339 if (len <= ETH_ALEN * 2) {
4340 airo_print_warn(ai->dev->name, "Short packet %d", len);
4341 return ERROR;
4342 }
4343 len -= ETH_ALEN * 2;
4344
4345 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
4346 (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) {
4347 if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
4348 return ERROR;
4349 miclen = sizeof(pMic);
4350 }
4351
4352
4353 if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR;
4354
4355
4356 payloadLen = cpu_to_le16(len + miclen);
4357 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4358 bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1);
4359 if (miclen)
4360 bap_write(ai, (__le16*)&pMic, miclen, BAP1);
4361 bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1);
4362
4363 memset( &cmd, 0, sizeof( cmd ) );
4364 cmd.cmd = CMD_TRANSMIT;
4365 cmd.parm0 = txFid;
4366 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4367 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4368 return SUCCESS;
4369}
4370
4371static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
4372{
4373 __le16 fc, payloadLen;
4374 Cmd cmd;
4375 Resp rsp;
4376 int hdrlen;
4377 static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6};
4378
4379 u16 txFid = len;
4380 len >>= 16;
4381
4382 fc = *(__le16*)pPacket;
4383 hdrlen = header_len(fc);
4384
4385 if (len < hdrlen) {
4386 airo_print_warn(ai->dev->name, "Short packet %d", len);
4387 return ERROR;
4388 }
4389
4390
4391
4392 if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR;
4393
4394
4395 payloadLen = cpu_to_le16(len-hdrlen);
4396 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4397 if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR;
4398 bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1);
4399 bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1);
4400
4401 bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1);
4402
4403 memset( &cmd, 0, sizeof( cmd ) );
4404 cmd.cmd = CMD_TRANSMIT;
4405 cmd.parm0 = txFid;
4406 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4407 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4408 return SUCCESS;
4409}
4410
4411
4412
4413
4414
4415
4416static ssize_t proc_read( struct file *file,
4417 char __user *buffer,
4418 size_t len,
4419 loff_t *offset);
4420
4421static ssize_t proc_write( struct file *file,
4422 const char __user *buffer,
4423 size_t len,
4424 loff_t *offset );
4425static int proc_close( struct inode *inode, struct file *file );
4426
4427static int proc_stats_open( struct inode *inode, struct file *file );
4428static int proc_statsdelta_open( struct inode *inode, struct file *file );
4429static int proc_status_open( struct inode *inode, struct file *file );
4430static int proc_SSID_open( struct inode *inode, struct file *file );
4431static int proc_APList_open( struct inode *inode, struct file *file );
4432static int proc_BSSList_open( struct inode *inode, struct file *file );
4433static int proc_config_open( struct inode *inode, struct file *file );
4434static int proc_wepkey_open( struct inode *inode, struct file *file );
4435
4436static const struct file_operations proc_statsdelta_ops = {
4437 .owner = THIS_MODULE,
4438 .read = proc_read,
4439 .open = proc_statsdelta_open,
4440 .release = proc_close,
4441 .llseek = default_llseek,
4442};
4443
4444static const struct file_operations proc_stats_ops = {
4445 .owner = THIS_MODULE,
4446 .read = proc_read,
4447 .open = proc_stats_open,
4448 .release = proc_close,
4449 .llseek = default_llseek,
4450};
4451
4452static const struct file_operations proc_status_ops = {
4453 .owner = THIS_MODULE,
4454 .read = proc_read,
4455 .open = proc_status_open,
4456 .release = proc_close,
4457 .llseek = default_llseek,
4458};
4459
4460static const struct file_operations proc_SSID_ops = {
4461 .owner = THIS_MODULE,
4462 .read = proc_read,
4463 .write = proc_write,
4464 .open = proc_SSID_open,
4465 .release = proc_close,
4466 .llseek = default_llseek,
4467};
4468
4469static const struct file_operations proc_BSSList_ops = {
4470 .owner = THIS_MODULE,
4471 .read = proc_read,
4472 .write = proc_write,
4473 .open = proc_BSSList_open,
4474 .release = proc_close,
4475 .llseek = default_llseek,
4476};
4477
4478static const struct file_operations proc_APList_ops = {
4479 .owner = THIS_MODULE,
4480 .read = proc_read,
4481 .write = proc_write,
4482 .open = proc_APList_open,
4483 .release = proc_close,
4484 .llseek = default_llseek,
4485};
4486
4487static const struct file_operations proc_config_ops = {
4488 .owner = THIS_MODULE,
4489 .read = proc_read,
4490 .write = proc_write,
4491 .open = proc_config_open,
4492 .release = proc_close,
4493 .llseek = default_llseek,
4494};
4495
4496static const struct file_operations proc_wepkey_ops = {
4497 .owner = THIS_MODULE,
4498 .read = proc_read,
4499 .write = proc_write,
4500 .open = proc_wepkey_open,
4501 .release = proc_close,
4502 .llseek = default_llseek,
4503};
4504
4505static struct proc_dir_entry *airo_entry;
4506
4507struct proc_data {
4508 int release_buffer;
4509 int readlen;
4510 char *rbuffer;
4511 int writelen;
4512 int maxwritelen;
4513 char *wbuffer;
4514 void (*on_close) (struct inode *, struct file *);
4515};
4516
4517static int setup_proc_entry( struct net_device *dev,
4518 struct airo_info *apriv ) {
4519 struct proc_dir_entry *entry;
4520
4521
4522 strcpy(apriv->proc_name,dev->name);
4523 apriv->proc_entry = proc_mkdir_mode(apriv->proc_name, airo_perm,
4524 airo_entry);
4525 if (!apriv->proc_entry)
4526 return -ENOMEM;
4527 proc_set_user(apriv->proc_entry, proc_kuid, proc_kgid);
4528
4529
4530 entry = proc_create_data("StatsDelta", S_IRUGO & proc_perm,
4531 apriv->proc_entry, &proc_statsdelta_ops, dev);
4532 if (!entry)
4533 goto fail;
4534 proc_set_user(entry, proc_kuid, proc_kgid);
4535
4536
4537 entry = proc_create_data("Stats", S_IRUGO & proc_perm,
4538 apriv->proc_entry, &proc_stats_ops, dev);
4539 if (!entry)
4540 goto fail;
4541 proc_set_user(entry, proc_kuid, proc_kgid);
4542
4543
4544 entry = proc_create_data("Status", S_IRUGO & proc_perm,
4545 apriv->proc_entry, &proc_status_ops, dev);
4546 if (!entry)
4547 goto fail;
4548 proc_set_user(entry, proc_kuid, proc_kgid);
4549
4550
4551 entry = proc_create_data("Config", proc_perm,
4552 apriv->proc_entry, &proc_config_ops, dev);
4553 if (!entry)
4554 goto fail;
4555 proc_set_user(entry, proc_kuid, proc_kgid);
4556
4557
4558 entry = proc_create_data("SSID", proc_perm,
4559 apriv->proc_entry, &proc_SSID_ops, dev);
4560 if (!entry)
4561 goto fail;
4562 proc_set_user(entry, proc_kuid, proc_kgid);
4563
4564
4565 entry = proc_create_data("APList", proc_perm,
4566 apriv->proc_entry, &proc_APList_ops, dev);
4567 if (!entry)
4568 goto fail;
4569 proc_set_user(entry, proc_kuid, proc_kgid);
4570
4571
4572 entry = proc_create_data("BSSList", proc_perm,
4573 apriv->proc_entry, &proc_BSSList_ops, dev);
4574 if (!entry)
4575 goto fail;
4576 proc_set_user(entry, proc_kuid, proc_kgid);
4577
4578
4579 entry = proc_create_data("WepKey", proc_perm,
4580 apriv->proc_entry, &proc_wepkey_ops, dev);
4581 if (!entry)
4582 goto fail;
4583 proc_set_user(entry, proc_kuid, proc_kgid);
4584 return 0;
4585
4586fail:
4587 remove_proc_subtree(apriv->proc_name, airo_entry);
4588 return -ENOMEM;
4589}
4590
4591static int takedown_proc_entry( struct net_device *dev,
4592 struct airo_info *apriv )
4593{
4594 remove_proc_subtree(apriv->proc_name, airo_entry);
4595 return 0;
4596}
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610static ssize_t proc_read( struct file *file,
4611 char __user *buffer,
4612 size_t len,
4613 loff_t *offset )
4614{
4615 struct proc_data *priv = file->private_data;
4616
4617 if (!priv->rbuffer)
4618 return -EINVAL;
4619
4620 return simple_read_from_buffer(buffer, len, offset, priv->rbuffer,
4621 priv->readlen);
4622}
4623
4624
4625
4626
4627
4628static ssize_t proc_write( struct file *file,
4629 const char __user *buffer,
4630 size_t len,
4631 loff_t *offset )
4632{
4633 ssize_t ret;
4634 struct proc_data *priv = file->private_data;
4635
4636 if (!priv->wbuffer)
4637 return -EINVAL;
4638
4639 ret = simple_write_to_buffer(priv->wbuffer, priv->maxwritelen, offset,
4640 buffer, len);
4641 if (ret > 0)
4642 priv->writelen = max_t(int, priv->writelen, *offset);
4643
4644 return ret;
4645}
4646
4647static int proc_status_open(struct inode *inode, struct file *file)
4648{
4649 struct proc_data *data;
4650 struct net_device *dev = PDE_DATA(inode);
4651 struct airo_info *apriv = dev->ml_priv;
4652 CapabilityRid cap_rid;
4653 StatusRid status_rid;
4654 u16 mode;
4655 int i;
4656
4657 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4658 return -ENOMEM;
4659 data = file->private_data;
4660 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
4661 kfree (file->private_data);
4662 return -ENOMEM;
4663 }
4664
4665 readStatusRid(apriv, &status_rid, 1);
4666 readCapabilityRid(apriv, &cap_rid, 1);
4667
4668 mode = le16_to_cpu(status_rid.mode);
4669
4670 i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n",
4671 mode & 1 ? "CFG ": "",
4672 mode & 2 ? "ACT ": "",
4673 mode & 0x10 ? "SYN ": "",
4674 mode & 0x20 ? "LNK ": "",
4675 mode & 0x40 ? "LEAP ": "",
4676 mode & 0x80 ? "PRIV ": "",
4677 mode & 0x100 ? "KEY ": "",
4678 mode & 0x200 ? "WEP ": "",
4679 mode & 0x8000 ? "ERR ": "");
4680 sprintf( data->rbuffer+i, "Mode: %x\n"
4681 "Signal Strength: %d\n"
4682 "Signal Quality: %d\n"
4683 "SSID: %-.*s\n"
4684 "AP: %-.16s\n"
4685 "Freq: %d\n"
4686 "BitRate: %dmbs\n"
4687 "Driver Version: %s\n"
4688 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4689 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4690 "Software Version: %x\nSoftware Subversion: %x\n"
4691 "Boot block version: %x\n",
4692 le16_to_cpu(status_rid.mode),
4693 le16_to_cpu(status_rid.normalizedSignalStrength),
4694 le16_to_cpu(status_rid.signalQuality),
4695 le16_to_cpu(status_rid.SSIDlen),
4696 status_rid.SSID,
4697 status_rid.apName,
4698 le16_to_cpu(status_rid.channel),
4699 le16_to_cpu(status_rid.currentXmitRate) / 2,
4700 version,
4701 cap_rid.prodName,
4702 cap_rid.manName,
4703 cap_rid.prodVer,
4704 le16_to_cpu(cap_rid.radioType),
4705 le16_to_cpu(cap_rid.country),
4706 le16_to_cpu(cap_rid.hardVer),
4707 le16_to_cpu(cap_rid.softVer),
4708 le16_to_cpu(cap_rid.softSubVer),
4709 le16_to_cpu(cap_rid.bootBlockVer));
4710 data->readlen = strlen( data->rbuffer );
4711 return 0;
4712}
4713
4714static int proc_stats_rid_open(struct inode*, struct file*, u16);
4715static int proc_statsdelta_open( struct inode *inode,
4716 struct file *file ) {
4717 if (file->f_mode&FMODE_WRITE) {
4718 return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR);
4719 }
4720 return proc_stats_rid_open(inode, file, RID_STATSDELTA);
4721}
4722
4723static int proc_stats_open( struct inode *inode, struct file *file ) {
4724 return proc_stats_rid_open(inode, file, RID_STATS);
4725}
4726
4727static int proc_stats_rid_open( struct inode *inode,
4728 struct file *file,
4729 u16 rid )
4730{
4731 struct proc_data *data;
4732 struct net_device *dev = PDE_DATA(inode);
4733 struct airo_info *apriv = dev->ml_priv;
4734 StatsRid stats;
4735 int i, j;
4736 __le32 *vals = stats.vals;
4737 int len;
4738
4739 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4740 return -ENOMEM;
4741 data = file->private_data;
4742 if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
4743 kfree (file->private_data);
4744 return -ENOMEM;
4745 }
4746
4747 readStatsRid(apriv, &stats, rid, 1);
4748 len = le16_to_cpu(stats.len);
4749
4750 j = 0;
4751 for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) {
4752 if (!statsLabels[i]) continue;
4753 if (j+strlen(statsLabels[i])+16>4096) {
4754 airo_print_warn(apriv->dev->name,
4755 "Potentially disastrous buffer overflow averted!");
4756 break;
4757 }
4758 j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i],
4759 le32_to_cpu(vals[i]));
4760 }
4761 if (i*4 >= len) {
4762 airo_print_warn(apriv->dev->name, "Got a short rid");
4763 }
4764 data->readlen = j;
4765 return 0;
4766}
4767
4768static int get_dec_u16( char *buffer, int *start, int limit ) {
4769 u16 value;
4770 int valid = 0;
4771 for (value = 0; *start < limit && buffer[*start] >= '0' &&
4772 buffer[*start] <= '9'; (*start)++) {
4773 valid = 1;
4774 value *= 10;
4775 value += buffer[*start] - '0';
4776 }
4777 if ( !valid ) return -1;
4778 return value;
4779}
4780
4781static int airo_config_commit(struct net_device *dev,
4782 struct iw_request_info *info, void *zwrq,
4783 char *extra);
4784
4785static inline int sniffing_mode(struct airo_info *ai)
4786{
4787 return (le16_to_cpu(ai->config.rmode) & le16_to_cpu(RXMODE_MASK)) >=
4788 le16_to_cpu(RXMODE_RFMON);
4789}
4790
4791static void proc_config_on_close(struct inode *inode, struct file *file)
4792{
4793 struct proc_data *data = file->private_data;
4794 struct net_device *dev = PDE_DATA(inode);
4795 struct airo_info *ai = dev->ml_priv;
4796 char *line;
4797
4798 if ( !data->writelen ) return;
4799
4800 readConfigRid(ai, 1);
4801 set_bit (FLAG_COMMIT, &ai->flags);
4802
4803 line = data->wbuffer;
4804 while( line[0] ) {
4805
4806 if ( !strncmp( line, "Mode: ", 6 ) ) {
4807 line += 6;
4808 if (sniffing_mode(ai))
4809 set_bit (FLAG_RESET, &ai->flags);
4810 ai->config.rmode &= ~RXMODE_FULL_MASK;
4811 clear_bit (FLAG_802_11, &ai->flags);
4812 ai->config.opmode &= ~MODE_CFG_MASK;
4813 ai->config.scanMode = SCANMODE_ACTIVE;
4814 if ( line[0] == 'a' ) {
4815 ai->config.opmode |= MODE_STA_IBSS;
4816 } else {
4817 ai->config.opmode |= MODE_STA_ESS;
4818 if ( line[0] == 'r' ) {
4819 ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
4820 ai->config.scanMode = SCANMODE_PASSIVE;
4821 set_bit (FLAG_802_11, &ai->flags);
4822 } else if ( line[0] == 'y' ) {
4823 ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER;
4824 ai->config.scanMode = SCANMODE_PASSIVE;
4825 set_bit (FLAG_802_11, &ai->flags);
4826 } else if ( line[0] == 'l' )
4827 ai->config.rmode |= RXMODE_LANMON;
4828 }
4829 set_bit (FLAG_COMMIT, &ai->flags);
4830 }
4831
4832
4833 else if (!strncmp(line,"Radio: ", 7)) {
4834 line += 7;
4835 if (!strncmp(line,"off",3)) {
4836 set_bit (FLAG_RADIO_OFF, &ai->flags);
4837 } else {
4838 clear_bit (FLAG_RADIO_OFF, &ai->flags);
4839 }
4840 }
4841
4842 else if ( !strncmp( line, "NodeName: ", 10 ) ) {
4843 int j;
4844
4845 line += 10;
4846 memset( ai->config.nodeName, 0, 16 );
4847
4848 for( j = 0; j < 16 && line[j] != '\n'; j++ ) {
4849 ai->config.nodeName[j] = line[j];
4850 }
4851 set_bit (FLAG_COMMIT, &ai->flags);
4852 }
4853
4854
4855 else if ( !strncmp( line, "PowerMode: ", 11 ) ) {
4856 line += 11;
4857 if ( !strncmp( line, "PSPCAM", 6 ) ) {
4858 ai->config.powerSaveMode = POWERSAVE_PSPCAM;
4859 set_bit (FLAG_COMMIT, &ai->flags);
4860 } else if ( !strncmp( line, "PSP", 3 ) ) {
4861 ai->config.powerSaveMode = POWERSAVE_PSP;
4862 set_bit (FLAG_COMMIT, &ai->flags);
4863 } else {
4864 ai->config.powerSaveMode = POWERSAVE_CAM;
4865 set_bit (FLAG_COMMIT, &ai->flags);
4866 }
4867 } else if ( !strncmp( line, "DataRates: ", 11 ) ) {
4868 int v, i = 0, k = 0;
4869
4870
4871 line += 11;
4872 while((v = get_dec_u16(line, &i, 3))!=-1) {
4873 ai->config.rates[k++] = (u8)v;
4874 line += i + 1;
4875 i = 0;
4876 }
4877 set_bit (FLAG_COMMIT, &ai->flags);
4878 } else if ( !strncmp( line, "Channel: ", 9 ) ) {
4879 int v, i = 0;
4880 line += 9;
4881 v = get_dec_u16(line, &i, i+3);
4882 if ( v != -1 ) {
4883 ai->config.channelSet = cpu_to_le16(v);
4884 set_bit (FLAG_COMMIT, &ai->flags);
4885 }
4886 } else if ( !strncmp( line, "XmitPower: ", 11 ) ) {
4887 int v, i = 0;
4888 line += 11;
4889 v = get_dec_u16(line, &i, i+3);
4890 if ( v != -1 ) {
4891 ai->config.txPower = cpu_to_le16(v);
4892 set_bit (FLAG_COMMIT, &ai->flags);
4893 }
4894 } else if ( !strncmp( line, "WEP: ", 5 ) ) {
4895 line += 5;
4896 switch( line[0] ) {
4897 case 's':
4898 set_auth_type(ai, AUTH_SHAREDKEY);
4899 break;
4900 case 'e':
4901 set_auth_type(ai, AUTH_ENCRYPT);
4902 break;
4903 default:
4904 set_auth_type(ai, AUTH_OPEN);
4905 break;
4906 }
4907 set_bit (FLAG_COMMIT, &ai->flags);
4908 } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) {
4909 int v, i = 0;
4910
4911 line += 16;
4912 v = get_dec_u16(line, &i, 3);
4913 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4914 ai->config.longRetryLimit = cpu_to_le16(v);
4915 set_bit (FLAG_COMMIT, &ai->flags);
4916 } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) {
4917 int v, i = 0;
4918
4919 line += 17;
4920 v = get_dec_u16(line, &i, 3);
4921 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4922 ai->config.shortRetryLimit = cpu_to_le16(v);
4923 set_bit (FLAG_COMMIT, &ai->flags);
4924 } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) {
4925 int v, i = 0;
4926
4927 line += 14;
4928 v = get_dec_u16(line, &i, 4);
4929 v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4930 ai->config.rtsThres = cpu_to_le16(v);
4931 set_bit (FLAG_COMMIT, &ai->flags);
4932 } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) {
4933 int v, i = 0;
4934
4935 line += 16;
4936 v = get_dec_u16(line, &i, 5);
4937 v = (v<0) ? 0 : v;
4938 ai->config.txLifetime = cpu_to_le16(v);
4939 set_bit (FLAG_COMMIT, &ai->flags);
4940 } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) {
4941 int v, i = 0;
4942
4943 line += 16;
4944 v = get_dec_u16(line, &i, 5);
4945 v = (v<0) ? 0 : v;
4946 ai->config.rxLifetime = cpu_to_le16(v);
4947 set_bit (FLAG_COMMIT, &ai->flags);
4948 } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) {
4949 ai->config.txDiversity =
4950 (line[13]=='l') ? 1 :
4951 ((line[13]=='r')? 2: 3);
4952 set_bit (FLAG_COMMIT, &ai->flags);
4953 } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) {
4954 ai->config.rxDiversity =
4955 (line[13]=='l') ? 1 :
4956 ((line[13]=='r')? 2: 3);
4957 set_bit (FLAG_COMMIT, &ai->flags);
4958 } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) {
4959 int v, i = 0;
4960
4961 line += 15;
4962 v = get_dec_u16(line, &i, 4);
4963 v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4964 v = v & 0xfffe;
4965 ai->config.fragThresh = cpu_to_le16(v);
4966 set_bit (FLAG_COMMIT, &ai->flags);
4967 } else if (!strncmp(line, "Modulation: ", 12)) {
4968 line += 12;
4969 switch(*line) {
4970 case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break;
4971 case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break;
4972 case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break;
4973 default: airo_print_warn(ai->dev->name, "Unknown modulation");
4974 }
4975 } else if (!strncmp(line, "Preamble: ", 10)) {
4976 line += 10;
4977 switch(*line) {
4978 case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break;
4979 case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break;
4980 case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break;
4981 default: airo_print_warn(ai->dev->name, "Unknown preamble");
4982 }
4983 } else {
4984 airo_print_warn(ai->dev->name, "Couldn't figure out %s", line);
4985 }
4986 while( line[0] && line[0] != '\n' ) line++;
4987 if ( line[0] ) line++;
4988 }
4989 airo_config_commit(dev, NULL, NULL, NULL);
4990}
4991
4992static const char *get_rmode(__le16 mode)
4993{
4994 switch(mode & RXMODE_MASK) {
4995 case RXMODE_RFMON: return "rfmon";
4996 case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon";
4997 case RXMODE_LANMON: return "lanmon";
4998 }
4999 return "ESS";
5000}
5001
5002static int proc_config_open(struct inode *inode, struct file *file)
5003{
5004 struct proc_data *data;
5005 struct net_device *dev = PDE_DATA(inode);
5006 struct airo_info *ai = dev->ml_priv;
5007 int i;
5008 __le16 mode;
5009
5010 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5011 return -ENOMEM;
5012 data = file->private_data;
5013 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
5014 kfree (file->private_data);
5015 return -ENOMEM;
5016 }
5017 if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) {
5018 kfree (data->rbuffer);
5019 kfree (file->private_data);
5020 return -ENOMEM;
5021 }
5022 data->maxwritelen = 2048;
5023 data->on_close = proc_config_on_close;
5024
5025 readConfigRid(ai, 1);
5026
5027 mode = ai->config.opmode & MODE_CFG_MASK;
5028 i = sprintf( data->rbuffer,
5029 "Mode: %s\n"
5030 "Radio: %s\n"
5031 "NodeName: %-16s\n"
5032 "PowerMode: %s\n"
5033 "DataRates: %d %d %d %d %d %d %d %d\n"
5034 "Channel: %d\n"
5035 "XmitPower: %d\n",
5036 mode == MODE_STA_IBSS ? "adhoc" :
5037 mode == MODE_STA_ESS ? get_rmode(ai->config.rmode):
5038 mode == MODE_AP ? "AP" :
5039 mode == MODE_AP_RPTR ? "AP RPTR" : "Error",
5040 test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on",
5041 ai->config.nodeName,
5042 ai->config.powerSaveMode == POWERSAVE_CAM ? "CAM" :
5043 ai->config.powerSaveMode == POWERSAVE_PSP ? "PSP" :
5044 ai->config.powerSaveMode == POWERSAVE_PSPCAM ? "PSPCAM" :
5045 "Error",
5046 (int)ai->config.rates[0],
5047 (int)ai->config.rates[1],
5048 (int)ai->config.rates[2],
5049 (int)ai->config.rates[3],
5050 (int)ai->config.rates[4],
5051 (int)ai->config.rates[5],
5052 (int)ai->config.rates[6],
5053 (int)ai->config.rates[7],
5054 le16_to_cpu(ai->config.channelSet),
5055 le16_to_cpu(ai->config.txPower)
5056 );
5057 sprintf( data->rbuffer + i,
5058 "LongRetryLimit: %d\n"
5059 "ShortRetryLimit: %d\n"
5060 "RTSThreshold: %d\n"
5061 "TXMSDULifetime: %d\n"
5062 "RXMSDULifetime: %d\n"
5063 "TXDiversity: %s\n"
5064 "RXDiversity: %s\n"
5065 "FragThreshold: %d\n"
5066 "WEP: %s\n"
5067 "Modulation: %s\n"
5068 "Preamble: %s\n",
5069 le16_to_cpu(ai->config.longRetryLimit),
5070 le16_to_cpu(ai->config.shortRetryLimit),
5071 le16_to_cpu(ai->config.rtsThres),
5072 le16_to_cpu(ai->config.txLifetime),
5073 le16_to_cpu(ai->config.rxLifetime),
5074 ai->config.txDiversity == 1 ? "left" :
5075 ai->config.txDiversity == 2 ? "right" : "both",
5076 ai->config.rxDiversity == 1 ? "left" :
5077 ai->config.rxDiversity == 2 ? "right" : "both",
5078 le16_to_cpu(ai->config.fragThresh),
5079 ai->config.authType == AUTH_ENCRYPT ? "encrypt" :
5080 ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open",
5081 ai->config.modulation == MOD_DEFAULT ? "default" :
5082 ai->config.modulation == MOD_CCK ? "cck" :
5083 ai->config.modulation == MOD_MOK ? "mok" : "error",
5084 ai->config.preamble == PREAMBLE_AUTO ? "auto" :
5085 ai->config.preamble == PREAMBLE_LONG ? "long" :
5086 ai->config.preamble == PREAMBLE_SHORT ? "short" : "error"
5087 );
5088 data->readlen = strlen( data->rbuffer );
5089 return 0;
5090}
5091
5092static void proc_SSID_on_close(struct inode *inode, struct file *file)
5093{
5094 struct proc_data *data = file->private_data;
5095 struct net_device *dev = PDE_DATA(inode);
5096 struct airo_info *ai = dev->ml_priv;
5097 SsidRid SSID_rid;
5098 int i;
5099 char *p = data->wbuffer;
5100 char *end = p + data->writelen;
5101
5102 if (!data->writelen)
5103 return;
5104
5105 *end = '\n';
5106
5107 memset(&SSID_rid, 0, sizeof(SSID_rid));
5108
5109 for (i = 0; i < 3 && p < end; i++) {
5110 int j = 0;
5111
5112 while (*p != '\n' && j < 32)
5113 SSID_rid.ssids[i].ssid[j++] = *p++;
5114 if (j == 0)
5115 break;
5116 SSID_rid.ssids[i].len = cpu_to_le16(j);
5117
5118 while (*p++ != '\n')
5119 ;
5120 }
5121 if (i)
5122 SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
5123 disable_MAC(ai, 1);
5124 writeSsidRid(ai, &SSID_rid, 1);
5125 enable_MAC(ai, 1);
5126}
5127
5128static void proc_APList_on_close( struct inode *inode, struct file *file ) {
5129 struct proc_data *data = file->private_data;
5130 struct net_device *dev = PDE_DATA(inode);
5131 struct airo_info *ai = dev->ml_priv;
5132 APListRid *APList_rid = &ai->APList;
5133 int i;
5134
5135 if ( !data->writelen ) return;
5136
5137 memset(APList_rid, 0, sizeof(*APList_rid));
5138 APList_rid->len = cpu_to_le16(sizeof(*APList_rid));
5139
5140 for (i = 0; i < 4 && data->writelen >= (i + 1) * 6 * 3; i++)
5141 mac_pton(data->wbuffer + i * 6 * 3, APList_rid->ap[i]);
5142
5143 disable_MAC(ai, 1);
5144 writeAPListRid(ai, APList_rid, 1);
5145 enable_MAC(ai, 1);
5146}
5147
5148
5149static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data,
5150 int len, int dummy ) {
5151 int rc;
5152
5153 disable_MAC(ai, 1);
5154 rc = PC4500_writerid(ai, rid, rid_data, len, 1);
5155 enable_MAC(ai, 1);
5156 return rc;
5157}
5158
5159
5160
5161
5162static int get_wep_key(struct airo_info *ai, u16 index, char *buf, u16 buflen)
5163{
5164 WepKeyRid wkr;
5165 int rc;
5166 __le16 lastindex;
5167
5168 rc = readWepKeyRid(ai, &wkr, 1, 1);
5169 if (rc != SUCCESS)
5170 return -1;
5171 do {
5172 lastindex = wkr.kindex;
5173 if (le16_to_cpu(wkr.kindex) == index) {
5174 int klen = min_t(int, buflen, le16_to_cpu(wkr.klen));
5175 memcpy(buf, wkr.key, klen);
5176 return klen;
5177 }
5178 rc = readWepKeyRid(ai, &wkr, 0, 1);
5179 if (rc != SUCCESS)
5180 return -1;
5181 } while (lastindex != wkr.kindex);
5182 return -1;
5183}
5184
5185static int get_wep_tx_idx(struct airo_info *ai)
5186{
5187 WepKeyRid wkr;
5188 int rc;
5189 __le16 lastindex;
5190
5191 rc = readWepKeyRid(ai, &wkr, 1, 1);
5192 if (rc != SUCCESS)
5193 return -1;
5194 do {
5195 lastindex = wkr.kindex;
5196 if (wkr.kindex == cpu_to_le16(0xffff))
5197 return wkr.mac[0];
5198 rc = readWepKeyRid(ai, &wkr, 0, 1);
5199 if (rc != SUCCESS)
5200 return -1;
5201 } while (lastindex != wkr.kindex);
5202 return -1;
5203}
5204
5205static int set_wep_key(struct airo_info *ai, u16 index, const char *key,
5206 u16 keylen, int perm, int lock)
5207{
5208 static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
5209 WepKeyRid wkr;
5210 int rc;
5211
5212 if (WARN_ON(keylen == 0))
5213 return -1;
5214
5215 memset(&wkr, 0, sizeof(wkr));
5216 wkr.len = cpu_to_le16(sizeof(wkr));
5217 wkr.kindex = cpu_to_le16(index);
5218 wkr.klen = cpu_to_le16(keylen);
5219 memcpy(wkr.key, key, keylen);
5220 memcpy(wkr.mac, macaddr, ETH_ALEN);
5221
5222 if (perm) disable_MAC(ai, lock);
5223 rc = writeWepKeyRid(ai, &wkr, perm, lock);
5224 if (perm) enable_MAC(ai, lock);
5225 return rc;
5226}
5227
5228static int set_wep_tx_idx(struct airo_info *ai, u16 index, int perm, int lock)
5229{
5230 WepKeyRid wkr;
5231 int rc;
5232
5233 memset(&wkr, 0, sizeof(wkr));
5234 wkr.len = cpu_to_le16(sizeof(wkr));
5235 wkr.kindex = cpu_to_le16(0xffff);
5236 wkr.mac[0] = (char)index;
5237
5238 if (perm) {
5239 ai->defindex = (char)index;
5240 disable_MAC(ai, lock);
5241 }
5242
5243 rc = writeWepKeyRid(ai, &wkr, perm, lock);
5244
5245 if (perm)
5246 enable_MAC(ai, lock);
5247 return rc;
5248}
5249
5250static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
5251 struct proc_data *data;
5252 struct net_device *dev = PDE_DATA(inode);
5253 struct airo_info *ai = dev->ml_priv;
5254 int i, rc;
5255 char key[16];
5256 u16 index = 0;
5257 int j = 0;
5258
5259 memset(key, 0, sizeof(key));
5260
5261 data = file->private_data;
5262 if ( !data->writelen ) return;
5263
5264 if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
5265 (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) {
5266 index = data->wbuffer[0] - '0';
5267 if (data->wbuffer[1] == '\n') {
5268 rc = set_wep_tx_idx(ai, index, 1, 1);
5269 if (rc < 0) {
5270 airo_print_err(ai->dev->name, "failed to set "
5271 "WEP transmit index to %d: %d.",
5272 index, rc);
5273 }
5274 return;
5275 }
5276 j = 2;
5277 } else {
5278 airo_print_err(ai->dev->name, "WepKey passed invalid key index");
5279 return;
5280 }
5281
5282 for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
5283 switch(i%3) {
5284 case 0:
5285 key[i/3] = hex_to_bin(data->wbuffer[i+j])<<4;
5286 break;
5287 case 1:
5288 key[i/3] |= hex_to_bin(data->wbuffer[i+j]);
5289 break;
5290 }
5291 }
5292
5293 rc = set_wep_key(ai, index, key, i/3, 1, 1);
5294 if (rc < 0) {
5295 airo_print_err(ai->dev->name, "failed to set WEP key at index "
5296 "%d: %d.", index, rc);
5297 }
5298}
5299
5300static int proc_wepkey_open( struct inode *inode, struct file *file )
5301{
5302 struct proc_data *data;
5303 struct net_device *dev = PDE_DATA(inode);
5304 struct airo_info *ai = dev->ml_priv;
5305 char *ptr;
5306 WepKeyRid wkr;
5307 __le16 lastindex;
5308 int j=0;
5309 int rc;
5310
5311 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5312 return -ENOMEM;
5313 memset(&wkr, 0, sizeof(wkr));
5314 data = file->private_data;
5315 if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
5316 kfree (file->private_data);
5317 return -ENOMEM;
5318 }
5319 data->writelen = 0;
5320 data->maxwritelen = 80;
5321 if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) {
5322 kfree (data->rbuffer);
5323 kfree (file->private_data);
5324 return -ENOMEM;
5325 }
5326 data->on_close = proc_wepkey_on_close;
5327
5328 ptr = data->rbuffer;
5329 strcpy(ptr, "No wep keys\n");
5330 rc = readWepKeyRid(ai, &wkr, 1, 1);
5331 if (rc == SUCCESS) do {
5332 lastindex = wkr.kindex;
5333 if (wkr.kindex == cpu_to_le16(0xffff)) {
5334 j += sprintf(ptr+j, "Tx key = %d\n",
5335 (int)wkr.mac[0]);
5336 } else {
5337 j += sprintf(ptr+j, "Key %d set with length = %d\n",
5338 le16_to_cpu(wkr.kindex),
5339 le16_to_cpu(wkr.klen));
5340 }
5341 readWepKeyRid(ai, &wkr, 0, 1);
5342 } while((lastindex != wkr.kindex) && (j < 180-30));
5343
5344 data->readlen = strlen( data->rbuffer );
5345 return 0;
5346}
5347
5348static int proc_SSID_open(struct inode *inode, struct file *file)
5349{
5350 struct proc_data *data;
5351 struct net_device *dev = PDE_DATA(inode);
5352 struct airo_info *ai = dev->ml_priv;
5353 int i;
5354 char *ptr;
5355 SsidRid SSID_rid;
5356
5357 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5358 return -ENOMEM;
5359 data = file->private_data;
5360 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5361 kfree (file->private_data);
5362 return -ENOMEM;
5363 }
5364 data->writelen = 0;
5365 data->maxwritelen = 33*3;
5366
5367 if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) {
5368 kfree (data->rbuffer);
5369 kfree (file->private_data);
5370 return -ENOMEM;
5371 }
5372 data->on_close = proc_SSID_on_close;
5373
5374 readSsidRid(ai, &SSID_rid);
5375 ptr = data->rbuffer;
5376 for (i = 0; i < 3; i++) {
5377 int j;
5378 size_t len = le16_to_cpu(SSID_rid.ssids[i].len);
5379 if (!len)
5380 break;
5381 if (len > 32)
5382 len = 32;
5383 for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++)
5384 *ptr++ = SSID_rid.ssids[i].ssid[j];
5385 *ptr++ = '\n';
5386 }
5387 *ptr = '\0';
5388 data->readlen = strlen( data->rbuffer );
5389 return 0;
5390}
5391
5392static int proc_APList_open( struct inode *inode, struct file *file ) {
5393 struct proc_data *data;
5394 struct net_device *dev = PDE_DATA(inode);
5395 struct airo_info *ai = dev->ml_priv;
5396 int i;
5397 char *ptr;
5398 APListRid *APList_rid = &ai->APList;
5399
5400 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5401 return -ENOMEM;
5402 data = file->private_data;
5403 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5404 kfree (file->private_data);
5405 return -ENOMEM;
5406 }
5407 data->writelen = 0;
5408 data->maxwritelen = 4*6*3;
5409 if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) {
5410 kfree (data->rbuffer);
5411 kfree (file->private_data);
5412 return -ENOMEM;
5413 }
5414 data->on_close = proc_APList_on_close;
5415
5416 ptr = data->rbuffer;
5417 for( i = 0; i < 4; i++ ) {
5418
5419 if ( !*(int*)APList_rid->ap[i] &&
5420 !*(int*)&APList_rid->ap[i][2]) break;
5421 ptr += sprintf(ptr, "%pM\n", APList_rid->ap[i]);
5422 }
5423 if (i==0) ptr += sprintf(ptr, "Not using specific APs\n");
5424
5425 *ptr = '\0';
5426 data->readlen = strlen( data->rbuffer );
5427 return 0;
5428}
5429
5430static int proc_BSSList_open( struct inode *inode, struct file *file ) {
5431 struct proc_data *data;
5432 struct net_device *dev = PDE_DATA(inode);
5433 struct airo_info *ai = dev->ml_priv;
5434 char *ptr;
5435 BSSListRid BSSList_rid;
5436 int rc;
5437
5438 int doLoseSync = -1;
5439
5440 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5441 return -ENOMEM;
5442 data = file->private_data;
5443 if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
5444 kfree (file->private_data);
5445 return -ENOMEM;
5446 }
5447 data->writelen = 0;
5448 data->maxwritelen = 0;
5449 data->wbuffer = NULL;
5450 data->on_close = NULL;
5451
5452 if (file->f_mode & FMODE_WRITE) {
5453 if (!(file->f_mode & FMODE_READ)) {
5454 Cmd cmd;
5455 Resp rsp;
5456
5457 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
5458 memset(&cmd, 0, sizeof(cmd));
5459 cmd.cmd=CMD_LISTBSS;
5460 if (down_interruptible(&ai->sem))
5461 return -ERESTARTSYS;
5462 issuecommand(ai, &cmd, &rsp);
5463 up(&ai->sem);
5464 data->readlen = 0;
5465 return 0;
5466 }
5467 doLoseSync = 1;
5468 }
5469 ptr = data->rbuffer;
5470
5471
5472
5473 rc = readBSSListRid(ai, doLoseSync, &BSSList_rid);
5474 while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) {
5475 ptr += sprintf(ptr, "%pM %*s rssi = %d",
5476 BSSList_rid.bssid,
5477 (int)BSSList_rid.ssidLen,
5478 BSSList_rid.ssid,
5479 le16_to_cpu(BSSList_rid.dBm));
5480 ptr += sprintf(ptr, " channel = %d %s %s %s %s\n",
5481 le16_to_cpu(BSSList_rid.dsChannel),
5482 BSSList_rid.cap & CAP_ESS ? "ESS" : "",
5483 BSSList_rid.cap & CAP_IBSS ? "adhoc" : "",
5484 BSSList_rid.cap & CAP_PRIVACY ? "wep" : "",
5485 BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : "");
5486 rc = readBSSListRid(ai, 0, &BSSList_rid);
5487 }
5488 *ptr = '\0';
5489 data->readlen = strlen( data->rbuffer );
5490 return 0;
5491}
5492
5493static int proc_close( struct inode *inode, struct file *file )
5494{
5495 struct proc_data *data = file->private_data;
5496
5497 if (data->on_close != NULL)
5498 data->on_close(inode, file);
5499 kfree(data->rbuffer);
5500 kfree(data->wbuffer);
5501 kfree(data);
5502 return 0;
5503}
5504
5505
5506
5507
5508
5509
5510static void timer_func( struct net_device *dev ) {
5511 struct airo_info *apriv = dev->ml_priv;
5512
5513
5514 readConfigRid(apriv, 0);
5515 disable_MAC(apriv, 0);
5516 switch(apriv->config.authType) {
5517 case AUTH_ENCRYPT:
5518
5519 apriv->config.authType = AUTH_OPEN;
5520 break;
5521 case AUTH_SHAREDKEY:
5522 if (apriv->keyindex < auto_wep) {
5523 set_wep_tx_idx(apriv, apriv->keyindex, 0, 0);
5524 apriv->config.authType = AUTH_SHAREDKEY;
5525 apriv->keyindex++;
5526 } else {
5527
5528 apriv->keyindex = 0;
5529 set_wep_tx_idx(apriv, apriv->defindex, 0, 0);
5530 apriv->config.authType = AUTH_ENCRYPT;
5531 }
5532 break;
5533 default:
5534 apriv->config.authType = AUTH_SHAREDKEY;
5535 }
5536 set_bit (FLAG_COMMIT, &apriv->flags);
5537 writeConfigRid(apriv, 0);
5538 enable_MAC(apriv, 0);
5539 up(&apriv->sem);
5540
5541
5542 clear_bit(JOB_AUTOWEP, &apriv->jobs);
5543 apriv->expires = RUN_AT(HZ*3);
5544}
5545
5546#ifdef CONFIG_PCI
5547static int airo_pci_probe(struct pci_dev *pdev,
5548 const struct pci_device_id *pent)
5549{
5550 struct net_device *dev;
5551
5552 if (pci_enable_device(pdev))
5553 return -ENODEV;
5554 pci_set_master(pdev);
5555
5556 if (pdev->device == 0x5000 || pdev->device == 0xa504)
5557 dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev);
5558 else
5559 dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev);
5560 if (!dev) {
5561 pci_disable_device(pdev);
5562 return -ENODEV;
5563 }
5564
5565 pci_set_drvdata(pdev, dev);
5566 return 0;
5567}
5568
5569static void airo_pci_remove(struct pci_dev *pdev)
5570{
5571 struct net_device *dev = pci_get_drvdata(pdev);
5572
5573 airo_print_info(dev->name, "Unregistering...");
5574 stop_airo_card(dev, 1);
5575 pci_disable_device(pdev);
5576}
5577
5578static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
5579{
5580 struct net_device *dev = pci_get_drvdata(pdev);
5581 struct airo_info *ai = dev->ml_priv;
5582 Cmd cmd;
5583 Resp rsp;
5584
5585 if (!ai->SSID)
5586 ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL);
5587 if (!ai->SSID)
5588 return -ENOMEM;
5589 readSsidRid(ai, ai->SSID);
5590 memset(&cmd, 0, sizeof(cmd));
5591
5592 if (down_interruptible(&ai->sem))
5593 return -EAGAIN;
5594 disable_MAC(ai, 0);
5595 netif_device_detach(dev);
5596 ai->power = state;
5597 cmd.cmd = HOSTSLEEP;
5598 issuecommand(ai, &cmd, &rsp);
5599
5600 pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
5601 pci_save_state(pdev);
5602 pci_set_power_state(pdev, pci_choose_state(pdev, state));
5603 return 0;
5604}
5605
5606static int airo_pci_resume(struct pci_dev *pdev)
5607{
5608 struct net_device *dev = pci_get_drvdata(pdev);
5609 struct airo_info *ai = dev->ml_priv;
5610 pci_power_t prev_state = pdev->current_state;
5611
5612 pci_set_power_state(pdev, PCI_D0);
5613 pci_restore_state(pdev);
5614 pci_enable_wake(pdev, PCI_D0, 0);
5615
5616 if (prev_state != PCI_D1) {
5617 reset_card(dev, 0);
5618 mpi_init_descriptors(ai);
5619 setup_card(ai, dev->dev_addr, 0);
5620 clear_bit(FLAG_RADIO_OFF, &ai->flags);
5621 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
5622 } else {
5623 OUT4500(ai, EVACK, EV_AWAKEN);
5624 OUT4500(ai, EVACK, EV_AWAKEN);
5625 msleep(100);
5626 }
5627
5628 set_bit(FLAG_COMMIT, &ai->flags);
5629 disable_MAC(ai, 0);
5630 msleep(200);
5631 if (ai->SSID) {
5632 writeSsidRid(ai, ai->SSID, 0);
5633 kfree(ai->SSID);
5634 ai->SSID = NULL;
5635 }
5636 writeAPListRid(ai, &ai->APList, 0);
5637 writeConfigRid(ai, 0);
5638 enable_MAC(ai, 0);
5639 ai->power = PMSG_ON;
5640 netif_device_attach(dev);
5641 netif_wake_queue(dev);
5642 enable_interrupts(ai);
5643 up(&ai->sem);
5644 return 0;
5645}
5646#endif
5647
5648static int __init airo_init_module( void )
5649{
5650 int i;
5651
5652 proc_kuid = make_kuid(&init_user_ns, proc_uid);
5653 proc_kgid = make_kgid(&init_user_ns, proc_gid);
5654 if (!uid_valid(proc_kuid) || !gid_valid(proc_kgid))
5655 return -EINVAL;
5656
5657 airo_entry = proc_mkdir_mode("driver/aironet", airo_perm, NULL);
5658
5659 if (airo_entry)
5660 proc_set_user(airo_entry, proc_kuid, proc_kgid);
5661
5662 for (i = 0; i < 4 && io[i] && irq[i]; i++) {
5663 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5664 "io=0x%x", irq[i], io[i] );
5665 if (init_airo_card( irq[i], io[i], 0, NULL ))
5666 ;
5667 }
5668
5669#ifdef CONFIG_PCI
5670 airo_print_info("", "Probing for PCI adapters");
5671 i = pci_register_driver(&airo_driver);
5672 airo_print_info("", "Finished probing for PCI adapters");
5673
5674 if (i) {
5675 remove_proc_entry("driver/aironet", NULL);
5676 return i;
5677 }
5678#endif
5679
5680
5681
5682
5683 return 0;
5684}
5685
5686static void __exit airo_cleanup_module( void )
5687{
5688 struct airo_info *ai;
5689 while(!list_empty(&airo_devices)) {
5690 ai = list_entry(airo_devices.next, struct airo_info, dev_list);
5691 airo_print_info(ai->dev->name, "Unregistering...");
5692 stop_airo_card(ai->dev, 1);
5693 }
5694#ifdef CONFIG_PCI
5695 pci_unregister_driver(&airo_driver);
5696#endif
5697 remove_proc_entry("driver/aironet", NULL);
5698}
5699
5700
5701
5702
5703
5704
5705
5706
5707
5708
5709
5710static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
5711{
5712 if (!rssi_rid)
5713 return 0;
5714
5715 return (0x100 - rssi_rid[rssi].rssidBm);
5716}
5717
5718static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
5719{
5720 int i;
5721
5722 if (!rssi_rid)
5723 return 0;
5724
5725 for (i = 0; i < 256; i++)
5726 if (rssi_rid[i].rssidBm == dbm)
5727 return rssi_rid[i].rssipct;
5728
5729 return 0;
5730}
5731
5732
5733static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid)
5734{
5735 int quality = 0;
5736 u16 sq;
5737
5738 if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f))
5739 return 0;
5740
5741 if (!(cap_rid->hardCap & cpu_to_le16(8)))
5742 return 0;
5743
5744 sq = le16_to_cpu(status_rid->signalQuality);
5745 if (memcmp(cap_rid->prodName, "350", 3))
5746 if (sq > 0x20)
5747 quality = 0;
5748 else
5749 quality = 0x20 - sq;
5750 else
5751 if (sq > 0xb0)
5752 quality = 0;
5753 else if (sq < 0x10)
5754 quality = 0xa0;
5755 else
5756 quality = 0xb0 - sq;
5757 return quality;
5758}
5759
5760#define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5761#define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5762
5763
5764
5765
5766
5767static int airo_get_name(struct net_device *dev,
5768 struct iw_request_info *info,
5769 char *cwrq,
5770 char *extra)
5771{
5772 strcpy(cwrq, "IEEE 802.11-DS");
5773 return 0;
5774}
5775
5776
5777
5778
5779
5780static int airo_set_freq(struct net_device *dev,
5781 struct iw_request_info *info,
5782 struct iw_freq *fwrq,
5783 char *extra)
5784{
5785 struct airo_info *local = dev->ml_priv;
5786 int rc = -EINPROGRESS;
5787
5788
5789 if(fwrq->e == 1) {
5790 int f = fwrq->m / 100000;
5791
5792
5793 fwrq->e = 0;
5794 fwrq->m = ieee80211_frequency_to_channel(f);
5795 }
5796
5797 if (fwrq->m < 0 || fwrq->m > 1000 || fwrq->e > 0)
5798 rc = -EOPNOTSUPP;
5799 else {
5800 int channel = fwrq->m;
5801
5802
5803 if((channel < 1) || (channel > 14)) {
5804 airo_print_dbg(dev->name, "New channel value of %d is invalid!",
5805 fwrq->m);
5806 rc = -EINVAL;
5807 } else {
5808 readConfigRid(local, 1);
5809
5810 local->config.channelSet = cpu_to_le16(channel);
5811 set_bit (FLAG_COMMIT, &local->flags);
5812 }
5813 }
5814 return rc;
5815}
5816
5817
5818
5819
5820
5821static int airo_get_freq(struct net_device *dev,
5822 struct iw_request_info *info,
5823 struct iw_freq *fwrq,
5824 char *extra)
5825{
5826 struct airo_info *local = dev->ml_priv;
5827 StatusRid status_rid;
5828 int ch;
5829
5830 readConfigRid(local, 1);
5831 if ((local->config.opmode & MODE_CFG_MASK) == MODE_STA_ESS)
5832 status_rid.channel = local->config.channelSet;
5833 else
5834 readStatusRid(local, &status_rid, 1);
5835
5836 ch = le16_to_cpu(status_rid.channel);
5837 if((ch > 0) && (ch < 15)) {
5838 fwrq->m = 100000 *
5839 ieee80211_channel_to_frequency(ch, NL80211_BAND_2GHZ);
5840 fwrq->e = 1;
5841 } else {
5842 fwrq->m = ch;
5843 fwrq->e = 0;
5844 }
5845
5846 return 0;
5847}
5848
5849
5850
5851
5852
5853static int airo_set_essid(struct net_device *dev,
5854 struct iw_request_info *info,
5855 struct iw_point *dwrq,
5856 char *extra)
5857{
5858 struct airo_info *local = dev->ml_priv;
5859 SsidRid SSID_rid;
5860
5861
5862 readSsidRid(local, &SSID_rid);
5863
5864
5865 if (dwrq->flags == 0) {
5866
5867 memset(&SSID_rid, 0, sizeof(SSID_rid));
5868 } else {
5869 unsigned index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
5870
5871
5872 if (dwrq->length > IW_ESSID_MAX_SIZE)
5873 return -E2BIG ;
5874
5875
5876 if (index >= ARRAY_SIZE(SSID_rid.ssids))
5877 return -EINVAL;
5878
5879
5880 memset(SSID_rid.ssids[index].ssid, 0,
5881 sizeof(SSID_rid.ssids[index].ssid));
5882 memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length);
5883 SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length);
5884 }
5885 SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
5886
5887 disable_MAC(local, 1);
5888 writeSsidRid(local, &SSID_rid, 1);
5889 enable_MAC(local, 1);
5890
5891 return 0;
5892}
5893
5894
5895
5896
5897
5898static int airo_get_essid(struct net_device *dev,
5899 struct iw_request_info *info,
5900 struct iw_point *dwrq,
5901 char *extra)
5902{
5903 struct airo_info *local = dev->ml_priv;
5904 StatusRid status_rid;
5905
5906 readStatusRid(local, &status_rid, 1);
5907
5908
5909
5910
5911
5912 memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen));
5913
5914
5915
5916 dwrq->length = le16_to_cpu(status_rid.SSIDlen);
5917 dwrq->flags = 1;
5918
5919 return 0;
5920}
5921
5922
5923
5924
5925
5926static int airo_set_wap(struct net_device *dev,
5927 struct iw_request_info *info,
5928 struct sockaddr *awrq,
5929 char *extra)
5930{
5931 struct airo_info *local = dev->ml_priv;
5932 Cmd cmd;
5933 Resp rsp;
5934 APListRid *APList_rid = &local->APList;
5935
5936 if (awrq->sa_family != ARPHRD_ETHER)
5937 return -EINVAL;
5938 else if (is_broadcast_ether_addr(awrq->sa_data) ||
5939 is_zero_ether_addr(awrq->sa_data)) {
5940 memset(&cmd, 0, sizeof(cmd));
5941 cmd.cmd=CMD_LOSE_SYNC;
5942 if (down_interruptible(&local->sem))
5943 return -ERESTARTSYS;
5944 issuecommand(local, &cmd, &rsp);
5945 up(&local->sem);
5946 } else {
5947 memset(APList_rid, 0, sizeof(*APList_rid));
5948 APList_rid->len = cpu_to_le16(sizeof(*APList_rid));
5949 memcpy(APList_rid->ap[0], awrq->sa_data, ETH_ALEN);
5950 disable_MAC(local, 1);
5951 writeAPListRid(local, APList_rid, 1);
5952 enable_MAC(local, 1);
5953 }
5954 return 0;
5955}
5956
5957
5958
5959
5960
5961static int airo_get_wap(struct net_device *dev,
5962 struct iw_request_info *info,
5963 struct sockaddr *awrq,
5964 char *extra)
5965{
5966 struct airo_info *local = dev->ml_priv;
5967 StatusRid status_rid;
5968
5969 readStatusRid(local, &status_rid, 1);
5970
5971
5972 memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN);
5973 awrq->sa_family = ARPHRD_ETHER;
5974
5975 return 0;
5976}
5977
5978
5979
5980
5981
5982static int airo_set_nick(struct net_device *dev,
5983 struct iw_request_info *info,
5984 struct iw_point *dwrq,
5985 char *extra)
5986{
5987 struct airo_info *local = dev->ml_priv;
5988
5989
5990 if(dwrq->length > 16) {
5991 return -E2BIG;
5992 }
5993 readConfigRid(local, 1);
5994 memset(local->config.nodeName, 0, sizeof(local->config.nodeName));
5995 memcpy(local->config.nodeName, extra, dwrq->length);
5996 set_bit (FLAG_COMMIT, &local->flags);
5997
5998 return -EINPROGRESS;
5999}
6000
6001
6002
6003
6004
6005static int airo_get_nick(struct net_device *dev,
6006 struct iw_request_info *info,
6007 struct iw_point *dwrq,
6008 char *extra)
6009{
6010 struct airo_info *local = dev->ml_priv;
6011
6012 readConfigRid(local, 1);
6013 strncpy(extra, local->config.nodeName, 16);
6014 extra[16] = '\0';
6015 dwrq->length = strlen(extra);
6016
6017 return 0;
6018}
6019
6020
6021
6022
6023
6024static int airo_set_rate(struct net_device *dev,
6025 struct iw_request_info *info,
6026 struct iw_param *vwrq,
6027 char *extra)
6028{
6029 struct airo_info *local = dev->ml_priv;
6030 CapabilityRid cap_rid;
6031 u8 brate = 0;
6032 int i;
6033
6034
6035 readCapabilityRid(local, &cap_rid, 1);
6036
6037
6038 if((vwrq->value < 8) && (vwrq->value >= 0)) {
6039
6040
6041 brate = cap_rid.supportedRates[vwrq->value];
6042 } else {
6043
6044 u8 normvalue = (u8) (vwrq->value/500000);
6045
6046
6047 for(i = 0 ; i < 8 ; i++) {
6048 if(normvalue == cap_rid.supportedRates[i]) {
6049 brate = normvalue;
6050 break;
6051 }
6052 }
6053 }
6054
6055 if(vwrq->value == -1) {
6056
6057 for(i = 0 ; i < 8 ; i++) {
6058 if(cap_rid.supportedRates[i] == 0)
6059 break;
6060 }
6061 if(i != 0)
6062 brate = cap_rid.supportedRates[i - 1];
6063 }
6064
6065 if(brate == 0) {
6066 return -EINVAL;
6067 }
6068
6069 readConfigRid(local, 1);
6070
6071 if(vwrq->fixed == 0) {
6072
6073 memset(local->config.rates, 0, 8);
6074 for(i = 0 ; i < 8 ; i++) {
6075 local->config.rates[i] = cap_rid.supportedRates[i];
6076 if(local->config.rates[i] == brate)
6077 break;
6078 }
6079 } else {
6080
6081
6082 memset(local->config.rates, 0, 8);
6083 local->config.rates[0] = brate;
6084 }
6085 set_bit (FLAG_COMMIT, &local->flags);
6086
6087 return -EINPROGRESS;
6088}
6089
6090
6091
6092
6093
6094static int airo_get_rate(struct net_device *dev,
6095 struct iw_request_info *info,
6096 struct iw_param *vwrq,
6097 char *extra)
6098{
6099 struct airo_info *local = dev->ml_priv;
6100 StatusRid status_rid;
6101
6102 readStatusRid(local, &status_rid, 1);
6103
6104 vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000;
6105
6106 readConfigRid(local, 1);
6107 vwrq->fixed = (local->config.rates[1] == 0);
6108
6109 return 0;
6110}
6111
6112
6113
6114
6115
6116static int airo_set_rts(struct net_device *dev,
6117 struct iw_request_info *info,
6118 struct iw_param *vwrq,
6119 char *extra)
6120{
6121 struct airo_info *local = dev->ml_priv;
6122 int rthr = vwrq->value;
6123
6124 if(vwrq->disabled)
6125 rthr = AIRO_DEF_MTU;
6126 if((rthr < 0) || (rthr > AIRO_DEF_MTU)) {
6127 return -EINVAL;
6128 }
6129 readConfigRid(local, 1);
6130 local->config.rtsThres = cpu_to_le16(rthr);
6131 set_bit (FLAG_COMMIT, &local->flags);
6132
6133 return -EINPROGRESS;
6134}
6135
6136
6137
6138
6139
6140static int airo_get_rts(struct net_device *dev,
6141 struct iw_request_info *info,
6142 struct iw_param *vwrq,
6143 char *extra)
6144{
6145 struct airo_info *local = dev->ml_priv;
6146
6147 readConfigRid(local, 1);
6148 vwrq->value = le16_to_cpu(local->config.rtsThres);
6149 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6150 vwrq->fixed = 1;
6151
6152 return 0;
6153}
6154
6155
6156
6157
6158
6159static int airo_set_frag(struct net_device *dev,
6160 struct iw_request_info *info,
6161 struct iw_param *vwrq,
6162 char *extra)
6163{
6164 struct airo_info *local = dev->ml_priv;
6165 int fthr = vwrq->value;
6166
6167 if(vwrq->disabled)
6168 fthr = AIRO_DEF_MTU;
6169 if((fthr < 256) || (fthr > AIRO_DEF_MTU)) {
6170 return -EINVAL;
6171 }
6172 fthr &= ~0x1;
6173 readConfigRid(local, 1);
6174 local->config.fragThresh = cpu_to_le16(fthr);
6175 set_bit (FLAG_COMMIT, &local->flags);
6176
6177 return -EINPROGRESS;
6178}
6179
6180
6181
6182
6183
6184static int airo_get_frag(struct net_device *dev,
6185 struct iw_request_info *info,
6186 struct iw_param *vwrq,
6187 char *extra)
6188{
6189 struct airo_info *local = dev->ml_priv;
6190
6191 readConfigRid(local, 1);
6192 vwrq->value = le16_to_cpu(local->config.fragThresh);
6193 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6194 vwrq->fixed = 1;
6195
6196 return 0;
6197}
6198
6199
6200
6201
6202
6203static int airo_set_mode(struct net_device *dev,
6204 struct iw_request_info *info,
6205 __u32 *uwrq,
6206 char *extra)
6207{
6208 struct airo_info *local = dev->ml_priv;
6209 int reset = 0;
6210
6211 readConfigRid(local, 1);
6212 if (sniffing_mode(local))
6213 reset = 1;
6214
6215 switch(*uwrq) {
6216 case IW_MODE_ADHOC:
6217 local->config.opmode &= ~MODE_CFG_MASK;
6218 local->config.opmode |= MODE_STA_IBSS;
6219 local->config.rmode &= ~RXMODE_FULL_MASK;
6220 local->config.scanMode = SCANMODE_ACTIVE;
6221 clear_bit (FLAG_802_11, &local->flags);
6222 break;
6223 case IW_MODE_INFRA:
6224 local->config.opmode &= ~MODE_CFG_MASK;
6225 local->config.opmode |= MODE_STA_ESS;
6226 local->config.rmode &= ~RXMODE_FULL_MASK;
6227 local->config.scanMode = SCANMODE_ACTIVE;
6228 clear_bit (FLAG_802_11, &local->flags);
6229 break;
6230 case IW_MODE_MASTER:
6231 local->config.opmode &= ~MODE_CFG_MASK;
6232 local->config.opmode |= MODE_AP;
6233 local->config.rmode &= ~RXMODE_FULL_MASK;
6234 local->config.scanMode = SCANMODE_ACTIVE;
6235 clear_bit (FLAG_802_11, &local->flags);
6236 break;
6237 case IW_MODE_REPEAT:
6238 local->config.opmode &= ~MODE_CFG_MASK;
6239 local->config.opmode |= MODE_AP_RPTR;
6240 local->config.rmode &= ~RXMODE_FULL_MASK;
6241 local->config.scanMode = SCANMODE_ACTIVE;
6242 clear_bit (FLAG_802_11, &local->flags);
6243 break;
6244 case IW_MODE_MONITOR:
6245 local->config.opmode &= ~MODE_CFG_MASK;
6246 local->config.opmode |= MODE_STA_ESS;
6247 local->config.rmode &= ~RXMODE_FULL_MASK;
6248 local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
6249 local->config.scanMode = SCANMODE_PASSIVE;
6250 set_bit (FLAG_802_11, &local->flags);
6251 break;
6252 default:
6253 return -EINVAL;
6254 }
6255 if (reset)
6256 set_bit (FLAG_RESET, &local->flags);
6257 set_bit (FLAG_COMMIT, &local->flags);
6258
6259 return -EINPROGRESS;
6260}
6261
6262
6263
6264
6265
6266static int airo_get_mode(struct net_device *dev,
6267 struct iw_request_info *info,
6268 __u32 *uwrq,
6269 char *extra)
6270{
6271 struct airo_info *local = dev->ml_priv;
6272
6273 readConfigRid(local, 1);
6274
6275 switch (local->config.opmode & MODE_CFG_MASK) {
6276 case MODE_STA_ESS:
6277 *uwrq = IW_MODE_INFRA;
6278 break;
6279 case MODE_AP:
6280 *uwrq = IW_MODE_MASTER;
6281 break;
6282 case MODE_AP_RPTR:
6283 *uwrq = IW_MODE_REPEAT;
6284 break;
6285 default:
6286 *uwrq = IW_MODE_ADHOC;
6287 }
6288
6289 return 0;
6290}
6291
6292static inline int valid_index(struct airo_info *ai, int index)
6293{
6294 return (index >= 0) && (index <= ai->max_wep_idx);
6295}
6296
6297
6298
6299
6300
6301static int airo_set_encode(struct net_device *dev,
6302 struct iw_request_info *info,
6303 struct iw_point *dwrq,
6304 char *extra)
6305{
6306 struct airo_info *local = dev->ml_priv;
6307 int perm = (dwrq->flags & IW_ENCODE_TEMP ? 0 : 1);
6308 __le16 currentAuthType = local->config.authType;
6309 int rc = 0;
6310
6311 if (!local->wep_capable)
6312 return -EOPNOTSUPP;
6313
6314 readConfigRid(local, 1);
6315
6316
6317
6318
6319
6320
6321
6322 if (dwrq->length > 0) {
6323 wep_key_t key;
6324 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6325 int current_index;
6326
6327
6328 if (dwrq->length > MAX_KEY_SIZE) {
6329 return -EINVAL;
6330 }
6331
6332 current_index = get_wep_tx_idx(local);
6333 if (current_index < 0)
6334 current_index = 0;
6335
6336
6337 if (!valid_index(local, index))
6338 index = current_index;
6339
6340
6341 if (dwrq->length > MIN_KEY_SIZE)
6342 key.len = MAX_KEY_SIZE;
6343 else
6344 key.len = MIN_KEY_SIZE;
6345
6346 if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
6347
6348 memset(key.key, 0, MAX_KEY_SIZE);
6349
6350 memcpy(key.key, extra, dwrq->length);
6351
6352 rc = set_wep_key(local, index, key.key, key.len, perm, 1);
6353 if (rc < 0) {
6354 airo_print_err(local->dev->name, "failed to set"
6355 " WEP key at index %d: %d.",
6356 index, rc);
6357 return rc;
6358 }
6359 }
6360
6361
6362
6363 if((index == current_index) && (key.len > 0) &&
6364 (local->config.authType == AUTH_OPEN))
6365 set_auth_type(local, AUTH_ENCRYPT);
6366 } else {
6367
6368 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6369 if (valid_index(local, index)) {
6370 rc = set_wep_tx_idx(local, index, perm, 1);
6371 if (rc < 0) {
6372 airo_print_err(local->dev->name, "failed to set"
6373 " WEP transmit index to %d: %d.",
6374 index, rc);
6375 return rc;
6376 }
6377 } else {
6378
6379 if (!(dwrq->flags & IW_ENCODE_MODE))
6380 return -EINVAL;
6381 }
6382 }
6383
6384 if (dwrq->flags & IW_ENCODE_DISABLED)
6385 set_auth_type(local, AUTH_OPEN);
6386 if(dwrq->flags & IW_ENCODE_RESTRICTED)
6387 set_auth_type(local, AUTH_SHAREDKEY);
6388 if (dwrq->flags & IW_ENCODE_OPEN)
6389 set_auth_type(local, AUTH_ENCRYPT);
6390
6391 if (local->config.authType != currentAuthType)
6392 set_bit (FLAG_COMMIT, &local->flags);
6393 return -EINPROGRESS;
6394}
6395
6396
6397
6398
6399
6400static int airo_get_encode(struct net_device *dev,
6401 struct iw_request_info *info,
6402 struct iw_point *dwrq,
6403 char *extra)
6404{
6405 struct airo_info *local = dev->ml_priv;
6406 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6407 int wep_key_len;
6408 u8 buf[16];
6409
6410 if (!local->wep_capable)
6411 return -EOPNOTSUPP;
6412
6413 readConfigRid(local, 1);
6414
6415
6416 switch(local->config.authType) {
6417 case AUTH_ENCRYPT:
6418 dwrq->flags = IW_ENCODE_OPEN;
6419 break;
6420 case AUTH_SHAREDKEY:
6421 dwrq->flags = IW_ENCODE_RESTRICTED;
6422 break;
6423 default:
6424 case AUTH_OPEN:
6425 dwrq->flags = IW_ENCODE_DISABLED;
6426 break;
6427 }
6428
6429 dwrq->flags |= IW_ENCODE_NOKEY;
6430 memset(extra, 0, 16);
6431
6432
6433 if (!valid_index(local, index)) {
6434 index = get_wep_tx_idx(local);
6435 if (index < 0)
6436 index = 0;
6437 }
6438 dwrq->flags |= index + 1;
6439
6440
6441 wep_key_len = get_wep_key(local, index, &buf[0], sizeof(buf));
6442 if (wep_key_len < 0) {
6443 dwrq->length = 0;
6444 } else {
6445 dwrq->length = wep_key_len;
6446 memcpy(extra, buf, dwrq->length);
6447 }
6448
6449 return 0;
6450}
6451
6452
6453
6454
6455
6456static int airo_set_encodeext(struct net_device *dev,
6457 struct iw_request_info *info,
6458 union iwreq_data *wrqu,
6459 char *extra)
6460{
6461 struct airo_info *local = dev->ml_priv;
6462 struct iw_point *encoding = &wrqu->encoding;
6463 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6464 int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 );
6465 __le16 currentAuthType = local->config.authType;
6466 int idx, key_len, alg = ext->alg, set_key = 1, rc;
6467 wep_key_t key;
6468
6469 if (!local->wep_capable)
6470 return -EOPNOTSUPP;
6471
6472 readConfigRid(local, 1);
6473
6474
6475 idx = encoding->flags & IW_ENCODE_INDEX;
6476 if (idx) {
6477 if (!valid_index(local, idx - 1))
6478 return -EINVAL;
6479 idx--;
6480 } else {
6481 idx = get_wep_tx_idx(local);
6482 if (idx < 0)
6483 idx = 0;
6484 }
6485
6486 if (encoding->flags & IW_ENCODE_DISABLED)
6487 alg = IW_ENCODE_ALG_NONE;
6488
6489 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
6490
6491
6492
6493 rc = set_wep_tx_idx(local, idx, perm, 1);
6494 if (rc < 0) {
6495 airo_print_err(local->dev->name, "failed to set "
6496 "WEP transmit index to %d: %d.",
6497 idx, rc);
6498 return rc;
6499 }
6500 set_key = ext->key_len > 0 ? 1 : 0;
6501 }
6502
6503 if (set_key) {
6504
6505 memset(key.key, 0, MAX_KEY_SIZE);
6506 switch (alg) {
6507 case IW_ENCODE_ALG_NONE:
6508 key.len = 0;
6509 break;
6510 case IW_ENCODE_ALG_WEP:
6511 if (ext->key_len > MIN_KEY_SIZE) {
6512 key.len = MAX_KEY_SIZE;
6513 } else if (ext->key_len > 0) {
6514 key.len = MIN_KEY_SIZE;
6515 } else {
6516 return -EINVAL;
6517 }
6518 key_len = min (ext->key_len, key.len);
6519 memcpy(key.key, ext->key, key_len);
6520 break;
6521 default:
6522 return -EINVAL;
6523 }
6524 if (key.len == 0) {
6525 rc = set_wep_tx_idx(local, idx, perm, 1);
6526 if (rc < 0) {
6527 airo_print_err(local->dev->name,
6528 "failed to set WEP transmit index to %d: %d.",
6529 idx, rc);
6530 return rc;
6531 }
6532 } else {
6533 rc = set_wep_key(local, idx, key.key, key.len, perm, 1);
6534 if (rc < 0) {
6535 airo_print_err(local->dev->name,
6536 "failed to set WEP key at index %d: %d.",
6537 idx, rc);
6538 return rc;
6539 }
6540 }
6541 }
6542
6543
6544 if (encoding->flags & IW_ENCODE_DISABLED)
6545 set_auth_type(local, AUTH_OPEN);
6546 if(encoding->flags & IW_ENCODE_RESTRICTED)
6547 set_auth_type(local, AUTH_SHAREDKEY);
6548 if (encoding->flags & IW_ENCODE_OPEN)
6549 set_auth_type(local, AUTH_ENCRYPT);
6550
6551 if (local->config.authType != currentAuthType)
6552 set_bit (FLAG_COMMIT, &local->flags);
6553
6554 return -EINPROGRESS;
6555}
6556
6557
6558
6559
6560
6561
6562static int airo_get_encodeext(struct net_device *dev,
6563 struct iw_request_info *info,
6564 union iwreq_data *wrqu,
6565 char *extra)
6566{
6567 struct airo_info *local = dev->ml_priv;
6568 struct iw_point *encoding = &wrqu->encoding;
6569 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6570 int idx, max_key_len, wep_key_len;
6571 u8 buf[16];
6572
6573 if (!local->wep_capable)
6574 return -EOPNOTSUPP;
6575
6576 readConfigRid(local, 1);
6577
6578 max_key_len = encoding->length - sizeof(*ext);
6579 if (max_key_len < 0)
6580 return -EINVAL;
6581
6582 idx = encoding->flags & IW_ENCODE_INDEX;
6583 if (idx) {
6584 if (!valid_index(local, idx - 1))
6585 return -EINVAL;
6586 idx--;
6587 } else {
6588 idx = get_wep_tx_idx(local);
6589 if (idx < 0)
6590 idx = 0;
6591 }
6592
6593 encoding->flags = idx + 1;
6594 memset(ext, 0, sizeof(*ext));
6595
6596
6597 switch(local->config.authType) {
6598 case AUTH_ENCRYPT:
6599 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6600 break;
6601 case AUTH_SHAREDKEY:
6602 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6603 break;
6604 default:
6605 case AUTH_OPEN:
6606 encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED;
6607 break;
6608 }
6609
6610 encoding->flags |= IW_ENCODE_NOKEY;
6611 memset(extra, 0, 16);
6612
6613
6614 wep_key_len = get_wep_key(local, idx, &buf[0], sizeof(buf));
6615 if (wep_key_len < 0) {
6616 ext->key_len = 0;
6617 } else {
6618 ext->key_len = wep_key_len;
6619 memcpy(extra, buf, ext->key_len);
6620 }
6621
6622 return 0;
6623}
6624
6625
6626
6627
6628
6629
6630static int airo_set_auth(struct net_device *dev,
6631 struct iw_request_info *info,
6632 union iwreq_data *wrqu, char *extra)
6633{
6634 struct airo_info *local = dev->ml_priv;
6635 struct iw_param *param = &wrqu->param;
6636 __le16 currentAuthType = local->config.authType;
6637
6638 switch (param->flags & IW_AUTH_INDEX) {
6639 case IW_AUTH_WPA_VERSION:
6640 case IW_AUTH_CIPHER_PAIRWISE:
6641 case IW_AUTH_CIPHER_GROUP:
6642 case IW_AUTH_KEY_MGMT:
6643 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
6644 case IW_AUTH_PRIVACY_INVOKED:
6645
6646
6647
6648 break;
6649
6650 case IW_AUTH_DROP_UNENCRYPTED:
6651 if (param->value) {
6652
6653 if (currentAuthType == AUTH_OPEN)
6654 set_auth_type(local, AUTH_ENCRYPT);
6655 } else {
6656 set_auth_type(local, AUTH_OPEN);
6657 }
6658
6659
6660 if (local->config.authType != currentAuthType)
6661 set_bit (FLAG_COMMIT, &local->flags);
6662 break;
6663
6664 case IW_AUTH_80211_AUTH_ALG: {
6665 if (param->value & IW_AUTH_ALG_SHARED_KEY) {
6666 set_auth_type(local, AUTH_SHAREDKEY);
6667 } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
6668
6669
6670
6671
6672 set_auth_type(local, local->last_auth);
6673 } else
6674 return -EINVAL;
6675
6676
6677 if (local->config.authType != currentAuthType)
6678 set_bit (FLAG_COMMIT, &local->flags);
6679 break;
6680 }
6681
6682 case IW_AUTH_WPA_ENABLED:
6683
6684 if (param->value > 0)
6685 return -EOPNOTSUPP;
6686 break;
6687
6688 default:
6689 return -EOPNOTSUPP;
6690 }
6691 return -EINPROGRESS;
6692}
6693
6694
6695
6696
6697
6698
6699static int airo_get_auth(struct net_device *dev,
6700 struct iw_request_info *info,
6701 union iwreq_data *wrqu, char *extra)
6702{
6703 struct airo_info *local = dev->ml_priv;
6704 struct iw_param *param = &wrqu->param;
6705 __le16 currentAuthType = local->config.authType;
6706
6707 switch (param->flags & IW_AUTH_INDEX) {
6708 case IW_AUTH_DROP_UNENCRYPTED:
6709 switch (currentAuthType) {
6710 case AUTH_SHAREDKEY:
6711 case AUTH_ENCRYPT:
6712 param->value = 1;
6713 break;
6714 default:
6715 param->value = 0;
6716 break;
6717 }
6718 break;
6719
6720 case IW_AUTH_80211_AUTH_ALG:
6721 switch (currentAuthType) {
6722 case AUTH_SHAREDKEY:
6723 param->value = IW_AUTH_ALG_SHARED_KEY;
6724 break;
6725 case AUTH_ENCRYPT:
6726 default:
6727 param->value = IW_AUTH_ALG_OPEN_SYSTEM;
6728 break;
6729 }
6730 break;
6731
6732 case IW_AUTH_WPA_ENABLED:
6733 param->value = 0;
6734 break;
6735
6736 default:
6737 return -EOPNOTSUPP;
6738 }
6739 return 0;
6740}
6741
6742
6743
6744
6745
6746
6747static int airo_set_txpow(struct net_device *dev,
6748 struct iw_request_info *info,
6749 struct iw_param *vwrq,
6750 char *extra)
6751{
6752 struct airo_info *local = dev->ml_priv;
6753 CapabilityRid cap_rid;
6754 int i;
6755 int rc = -EINVAL;
6756 __le16 v = cpu_to_le16(vwrq->value);
6757
6758 readCapabilityRid(local, &cap_rid, 1);
6759
6760 if (vwrq->disabled) {
6761 set_bit (FLAG_RADIO_OFF, &local->flags);
6762 set_bit (FLAG_COMMIT, &local->flags);
6763 return -EINPROGRESS;
6764 }
6765 if (vwrq->flags != IW_TXPOW_MWATT) {
6766 return -EINVAL;
6767 }
6768 clear_bit (FLAG_RADIO_OFF, &local->flags);
6769 for (i = 0; i < 8 && cap_rid.txPowerLevels[i]; i++)
6770 if (v == cap_rid.txPowerLevels[i]) {
6771 readConfigRid(local, 1);
6772 local->config.txPower = v;
6773 set_bit (FLAG_COMMIT, &local->flags);
6774 rc = -EINPROGRESS;
6775 break;
6776 }
6777 return rc;
6778}
6779
6780
6781
6782
6783
6784static int airo_get_txpow(struct net_device *dev,
6785 struct iw_request_info *info,
6786 struct iw_param *vwrq,
6787 char *extra)
6788{
6789 struct airo_info *local = dev->ml_priv;
6790
6791 readConfigRid(local, 1);
6792 vwrq->value = le16_to_cpu(local->config.txPower);
6793 vwrq->fixed = 1;
6794 vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags);
6795 vwrq->flags = IW_TXPOW_MWATT;
6796
6797 return 0;
6798}
6799
6800
6801
6802
6803
6804static int airo_set_retry(struct net_device *dev,
6805 struct iw_request_info *info,
6806 struct iw_param *vwrq,
6807 char *extra)
6808{
6809 struct airo_info *local = dev->ml_priv;
6810 int rc = -EINVAL;
6811
6812 if(vwrq->disabled) {
6813 return -EINVAL;
6814 }
6815 readConfigRid(local, 1);
6816 if(vwrq->flags & IW_RETRY_LIMIT) {
6817 __le16 v = cpu_to_le16(vwrq->value);
6818 if(vwrq->flags & IW_RETRY_LONG)
6819 local->config.longRetryLimit = v;
6820 else if (vwrq->flags & IW_RETRY_SHORT)
6821 local->config.shortRetryLimit = v;
6822 else {
6823
6824 local->config.longRetryLimit = v;
6825 local->config.shortRetryLimit = v;
6826 }
6827 set_bit (FLAG_COMMIT, &local->flags);
6828 rc = -EINPROGRESS;
6829 }
6830 if(vwrq->flags & IW_RETRY_LIFETIME) {
6831 local->config.txLifetime = cpu_to_le16(vwrq->value / 1024);
6832 set_bit (FLAG_COMMIT, &local->flags);
6833 rc = -EINPROGRESS;
6834 }
6835 return rc;
6836}
6837
6838
6839
6840
6841
6842static int airo_get_retry(struct net_device *dev,
6843 struct iw_request_info *info,
6844 struct iw_param *vwrq,
6845 char *extra)
6846{
6847 struct airo_info *local = dev->ml_priv;
6848
6849 vwrq->disabled = 0;
6850
6851 readConfigRid(local, 1);
6852
6853 if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
6854 vwrq->flags = IW_RETRY_LIFETIME;
6855 vwrq->value = le16_to_cpu(local->config.txLifetime) * 1024;
6856 } else if((vwrq->flags & IW_RETRY_LONG)) {
6857 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
6858 vwrq->value = le16_to_cpu(local->config.longRetryLimit);
6859 } else {
6860 vwrq->flags = IW_RETRY_LIMIT;
6861 vwrq->value = le16_to_cpu(local->config.shortRetryLimit);
6862 if(local->config.shortRetryLimit != local->config.longRetryLimit)
6863 vwrq->flags |= IW_RETRY_SHORT;
6864 }
6865
6866 return 0;
6867}
6868
6869
6870
6871
6872
6873static int airo_get_range(struct net_device *dev,
6874 struct iw_request_info *info,
6875 struct iw_point *dwrq,
6876 char *extra)
6877{
6878 struct airo_info *local = dev->ml_priv;
6879 struct iw_range *range = (struct iw_range *) extra;
6880 CapabilityRid cap_rid;
6881 int i;
6882 int k;
6883
6884 readCapabilityRid(local, &cap_rid, 1);
6885
6886 dwrq->length = sizeof(struct iw_range);
6887 memset(range, 0, sizeof(*range));
6888 range->min_nwid = 0x0000;
6889 range->max_nwid = 0x0000;
6890 range->num_channels = 14;
6891
6892
6893 k = 0;
6894 for(i = 0; i < 14; i++) {
6895 range->freq[k].i = i + 1;
6896 range->freq[k].m = 100000 *
6897 ieee80211_channel_to_frequency(i + 1, NL80211_BAND_2GHZ);
6898 range->freq[k++].e = 1;
6899 }
6900 range->num_frequency = k;
6901
6902 range->sensitivity = 65535;
6903
6904
6905 if (local->rssi)
6906 range->max_qual.qual = 100;
6907 else
6908 range->max_qual.qual = airo_get_max_quality(&cap_rid);
6909 range->max_qual.level = 0x100 - 120;
6910 range->max_qual.noise = 0x100 - 120;
6911
6912
6913
6914
6915 if (local->rssi) {
6916 range->avg_qual.qual = 50;
6917 range->avg_qual.level = 0x100 - 70;
6918 } else {
6919 range->avg_qual.qual = airo_get_avg_quality(&cap_rid);
6920 range->avg_qual.level = 0x100 - 80;
6921 }
6922 range->avg_qual.noise = 0x100 - 85;
6923
6924 for(i = 0 ; i < 8 ; i++) {
6925 range->bitrate[i] = cap_rid.supportedRates[i] * 500000;
6926 if(range->bitrate[i] == 0)
6927 break;
6928 }
6929 range->num_bitrates = i;
6930
6931
6932
6933
6934 if(i > 2)
6935 range->throughput = 5000 * 1000;
6936 else
6937 range->throughput = 1500 * 1000;
6938
6939 range->min_rts = 0;
6940 range->max_rts = AIRO_DEF_MTU;
6941 range->min_frag = 256;
6942 range->max_frag = AIRO_DEF_MTU;
6943
6944 if(cap_rid.softCap & cpu_to_le16(2)) {
6945
6946 range->encoding_size[0] = 5;
6947
6948 if (cap_rid.softCap & cpu_to_le16(0x100)) {
6949 range->encoding_size[1] = 13;
6950 range->num_encoding_sizes = 2;
6951 } else
6952 range->num_encoding_sizes = 1;
6953 range->max_encoding_tokens =
6954 cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1;
6955 } else {
6956 range->num_encoding_sizes = 0;
6957 range->max_encoding_tokens = 0;
6958 }
6959 range->min_pmp = 0;
6960 range->max_pmp = 5000000;
6961 range->min_pmt = 0;
6962 range->max_pmt = 65535 * 1024;
6963 range->pmp_flags = IW_POWER_PERIOD;
6964 range->pmt_flags = IW_POWER_TIMEOUT;
6965 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
6966
6967
6968 for(i = 0 ; i < 8 ; i++) {
6969 range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]);
6970 if(range->txpower[i] == 0)
6971 break;
6972 }
6973 range->num_txpower = i;
6974 range->txpower_capa = IW_TXPOW_MWATT;
6975 range->we_version_source = 19;
6976 range->we_version_compiled = WIRELESS_EXT;
6977 range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
6978 range->retry_flags = IW_RETRY_LIMIT;
6979 range->r_time_flags = IW_RETRY_LIFETIME;
6980 range->min_retry = 1;
6981 range->max_retry = 65535;
6982 range->min_r_time = 1024;
6983 range->max_r_time = 65535 * 1024;
6984
6985
6986 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
6987 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
6988 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
6989 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
6990 range->event_capa[1] = IW_EVENT_CAPA_K_1;
6991 range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP);
6992 return 0;
6993}
6994
6995
6996
6997
6998
6999static int airo_set_power(struct net_device *dev,
7000 struct iw_request_info *info,
7001 struct iw_param *vwrq,
7002 char *extra)
7003{
7004 struct airo_info *local = dev->ml_priv;
7005
7006 readConfigRid(local, 1);
7007 if (vwrq->disabled) {
7008 if (sniffing_mode(local))
7009 return -EINVAL;
7010 local->config.powerSaveMode = POWERSAVE_CAM;
7011 local->config.rmode &= ~RXMODE_MASK;
7012 local->config.rmode |= RXMODE_BC_MC_ADDR;
7013 set_bit (FLAG_COMMIT, &local->flags);
7014 return -EINPROGRESS;
7015 }
7016 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7017 local->config.fastListenDelay = cpu_to_le16((vwrq->value + 500) / 1024);
7018 local->config.powerSaveMode = POWERSAVE_PSPCAM;
7019 set_bit (FLAG_COMMIT, &local->flags);
7020 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
7021 local->config.fastListenInterval =
7022 local->config.listenInterval =
7023 cpu_to_le16((vwrq->value + 500) / 1024);
7024 local->config.powerSaveMode = POWERSAVE_PSPCAM;
7025 set_bit (FLAG_COMMIT, &local->flags);
7026 }
7027 switch (vwrq->flags & IW_POWER_MODE) {
7028 case IW_POWER_UNICAST_R:
7029 if (sniffing_mode(local))
7030 return -EINVAL;
7031 local->config.rmode &= ~RXMODE_MASK;
7032 local->config.rmode |= RXMODE_ADDR;
7033 set_bit (FLAG_COMMIT, &local->flags);
7034 break;
7035 case IW_POWER_ALL_R:
7036 if (sniffing_mode(local))
7037 return -EINVAL;
7038 local->config.rmode &= ~RXMODE_MASK;
7039 local->config.rmode |= RXMODE_BC_MC_ADDR;
7040 set_bit (FLAG_COMMIT, &local->flags);
7041 case IW_POWER_ON:
7042
7043 break;
7044 default:
7045 return -EINVAL;
7046 }
7047
7048
7049 return -EINPROGRESS;
7050}
7051
7052
7053
7054
7055
7056static int airo_get_power(struct net_device *dev,
7057 struct iw_request_info *info,
7058 struct iw_param *vwrq,
7059 char *extra)
7060{
7061 struct airo_info *local = dev->ml_priv;
7062 __le16 mode;
7063
7064 readConfigRid(local, 1);
7065 mode = local->config.powerSaveMode;
7066 if ((vwrq->disabled = (mode == POWERSAVE_CAM)))
7067 return 0;
7068 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7069 vwrq->value = le16_to_cpu(local->config.fastListenDelay) * 1024;
7070 vwrq->flags = IW_POWER_TIMEOUT;
7071 } else {
7072 vwrq->value = le16_to_cpu(local->config.fastListenInterval) * 1024;
7073 vwrq->flags = IW_POWER_PERIOD;
7074 }
7075 if ((local->config.rmode & RXMODE_MASK) == RXMODE_ADDR)
7076 vwrq->flags |= IW_POWER_UNICAST_R;
7077 else
7078 vwrq->flags |= IW_POWER_ALL_R;
7079
7080 return 0;
7081}
7082
7083
7084
7085
7086
7087static int airo_set_sens(struct net_device *dev,
7088 struct iw_request_info *info,
7089 struct iw_param *vwrq,
7090 char *extra)
7091{
7092 struct airo_info *local = dev->ml_priv;
7093
7094 readConfigRid(local, 1);
7095 local->config.rssiThreshold =
7096 cpu_to_le16(vwrq->disabled ? RSSI_DEFAULT : vwrq->value);
7097 set_bit (FLAG_COMMIT, &local->flags);
7098
7099 return -EINPROGRESS;
7100}
7101
7102
7103
7104
7105
7106static int airo_get_sens(struct net_device *dev,
7107 struct iw_request_info *info,
7108 struct iw_param *vwrq,
7109 char *extra)
7110{
7111 struct airo_info *local = dev->ml_priv;
7112
7113 readConfigRid(local, 1);
7114 vwrq->value = le16_to_cpu(local->config.rssiThreshold);
7115 vwrq->disabled = (vwrq->value == 0);
7116 vwrq->fixed = 1;
7117
7118 return 0;
7119}
7120
7121
7122
7123
7124
7125
7126static int airo_get_aplist(struct net_device *dev,
7127 struct iw_request_info *info,
7128 struct iw_point *dwrq,
7129 char *extra)
7130{
7131 struct airo_info *local = dev->ml_priv;
7132 struct sockaddr *address = (struct sockaddr *) extra;
7133 struct iw_quality *qual;
7134 BSSListRid BSSList;
7135 int i;
7136 int loseSync = capable(CAP_NET_ADMIN) ? 1: -1;
7137
7138 qual = kmalloc(IW_MAX_AP * sizeof(*qual), GFP_KERNEL);
7139 if (!qual)
7140 return -ENOMEM;
7141
7142 for (i = 0; i < IW_MAX_AP; i++) {
7143 u16 dBm;
7144 if (readBSSListRid(local, loseSync, &BSSList))
7145 break;
7146 loseSync = 0;
7147 memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN);
7148 address[i].sa_family = ARPHRD_ETHER;
7149 dBm = le16_to_cpu(BSSList.dBm);
7150 if (local->rssi) {
7151 qual[i].level = 0x100 - dBm;
7152 qual[i].qual = airo_dbm_to_pct(local->rssi, dBm);
7153 qual[i].updated = IW_QUAL_QUAL_UPDATED
7154 | IW_QUAL_LEVEL_UPDATED
7155 | IW_QUAL_DBM;
7156 } else {
7157 qual[i].level = (dBm + 321) / 2;
7158 qual[i].qual = 0;
7159 qual[i].updated = IW_QUAL_QUAL_INVALID
7160 | IW_QUAL_LEVEL_UPDATED
7161 | IW_QUAL_DBM;
7162 }
7163 qual[i].noise = local->wstats.qual.noise;
7164 if (BSSList.index == cpu_to_le16(0xffff))
7165 break;
7166 }
7167 if (!i) {
7168 StatusRid status_rid;
7169 readStatusRid(local, &status_rid, 1);
7170 for (i = 0;
7171 i < min(IW_MAX_AP, 4) &&
7172 (status_rid.bssid[i][0]
7173 & status_rid.bssid[i][1]
7174 & status_rid.bssid[i][2]
7175 & status_rid.bssid[i][3]
7176 & status_rid.bssid[i][4]
7177 & status_rid.bssid[i][5])!=0xff &&
7178 (status_rid.bssid[i][0]
7179 | status_rid.bssid[i][1]
7180 | status_rid.bssid[i][2]
7181 | status_rid.bssid[i][3]
7182 | status_rid.bssid[i][4]
7183 | status_rid.bssid[i][5]);
7184 i++) {
7185 memcpy(address[i].sa_data,
7186 status_rid.bssid[i], ETH_ALEN);
7187 address[i].sa_family = ARPHRD_ETHER;
7188 }
7189 } else {
7190 dwrq->flags = 1;
7191 memcpy(extra + sizeof(struct sockaddr) * i, qual,
7192 sizeof(struct iw_quality) * i);
7193 }
7194 dwrq->length = i;
7195
7196 kfree(qual);
7197 return 0;
7198}
7199
7200
7201
7202
7203
7204static int airo_set_scan(struct net_device *dev,
7205 struct iw_request_info *info,
7206 struct iw_point *dwrq,
7207 char *extra)
7208{
7209 struct airo_info *ai = dev->ml_priv;
7210 Cmd cmd;
7211 Resp rsp;
7212 int wake = 0;
7213 APListRid APList_rid_empty;
7214
7215
7216
7217
7218
7219
7220
7221 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
7222
7223 if (down_interruptible(&ai->sem))
7224 return -ERESTARTSYS;
7225
7226
7227
7228 if (ai->scan_timeout > 0)
7229 goto out;
7230
7231
7232 memset(&APList_rid_empty, 0, sizeof(APList_rid_empty));
7233 APList_rid_empty.len = cpu_to_le16(sizeof(APList_rid_empty));
7234 disable_MAC(ai, 2);
7235 writeAPListRid(ai, &APList_rid_empty, 0);
7236 enable_MAC(ai, 0);
7237
7238
7239 ai->scan_timeout = RUN_AT(3*HZ);
7240 memset(&cmd, 0, sizeof(cmd));
7241 cmd.cmd=CMD_LISTBSS;
7242 issuecommand(ai, &cmd, &rsp);
7243 wake = 1;
7244
7245out:
7246 up(&ai->sem);
7247 if (wake)
7248 wake_up_interruptible(&ai->thr_wait);
7249 return 0;
7250}
7251
7252
7253
7254
7255
7256
7257static inline char *airo_translate_scan(struct net_device *dev,
7258 struct iw_request_info *info,
7259 char *current_ev,
7260 char *end_buf,
7261 BSSListRid *bss)
7262{
7263 struct airo_info *ai = dev->ml_priv;
7264 struct iw_event iwe;
7265 __le16 capabilities;
7266 char * current_val;
7267 int i;
7268 char * buf;
7269 u16 dBm;
7270
7271
7272 iwe.cmd = SIOCGIWAP;
7273 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
7274 memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
7275 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7276 &iwe, IW_EV_ADDR_LEN);
7277
7278
7279
7280
7281 iwe.u.data.length = bss->ssidLen;
7282 if(iwe.u.data.length > 32)
7283 iwe.u.data.length = 32;
7284 iwe.cmd = SIOCGIWESSID;
7285 iwe.u.data.flags = 1;
7286 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
7287 &iwe, bss->ssid);
7288
7289
7290 iwe.cmd = SIOCGIWMODE;
7291 capabilities = bss->cap;
7292 if(capabilities & (CAP_ESS | CAP_IBSS)) {
7293 if(capabilities & CAP_ESS)
7294 iwe.u.mode = IW_MODE_MASTER;
7295 else
7296 iwe.u.mode = IW_MODE_ADHOC;
7297 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7298 &iwe, IW_EV_UINT_LEN);
7299 }
7300
7301
7302 iwe.cmd = SIOCGIWFREQ;
7303 iwe.u.freq.m = le16_to_cpu(bss->dsChannel);
7304 iwe.u.freq.m = 100000 *
7305 ieee80211_channel_to_frequency(iwe.u.freq.m, NL80211_BAND_2GHZ);
7306 iwe.u.freq.e = 1;
7307 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7308 &iwe, IW_EV_FREQ_LEN);
7309
7310 dBm = le16_to_cpu(bss->dBm);
7311
7312
7313 iwe.cmd = IWEVQUAL;
7314 if (ai->rssi) {
7315 iwe.u.qual.level = 0x100 - dBm;
7316 iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm);
7317 iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
7318 | IW_QUAL_LEVEL_UPDATED
7319 | IW_QUAL_DBM;
7320 } else {
7321 iwe.u.qual.level = (dBm + 321) / 2;
7322 iwe.u.qual.qual = 0;
7323 iwe.u.qual.updated = IW_QUAL_QUAL_INVALID
7324 | IW_QUAL_LEVEL_UPDATED
7325 | IW_QUAL_DBM;
7326 }
7327 iwe.u.qual.noise = ai->wstats.qual.noise;
7328 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7329 &iwe, IW_EV_QUAL_LEN);
7330
7331
7332 iwe.cmd = SIOCGIWENCODE;
7333 if(capabilities & CAP_PRIVACY)
7334 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
7335 else
7336 iwe.u.data.flags = IW_ENCODE_DISABLED;
7337 iwe.u.data.length = 0;
7338 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
7339 &iwe, bss->ssid);
7340
7341
7342
7343 current_val = current_ev + iwe_stream_lcp_len(info);
7344
7345 iwe.cmd = SIOCGIWRATE;
7346
7347 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
7348
7349 for(i = 0 ; i < 8 ; i++) {
7350
7351 if(bss->rates[i] == 0)
7352 break;
7353
7354 iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
7355
7356 current_val = iwe_stream_add_value(info, current_ev,
7357 current_val, end_buf,
7358 &iwe, IW_EV_PARAM_LEN);
7359 }
7360
7361 if ((current_val - current_ev) > iwe_stream_lcp_len(info))
7362 current_ev = current_val;
7363
7364
7365 buf = kmalloc(30, GFP_KERNEL);
7366 if (buf) {
7367 iwe.cmd = IWEVCUSTOM;
7368 sprintf(buf, "bcn_int=%d", bss->beaconInterval);
7369 iwe.u.data.length = strlen(buf);
7370 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
7371 &iwe, buf);
7372 kfree(buf);
7373 }
7374
7375
7376 if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) {
7377 unsigned int num_null_ies = 0;
7378 u16 length = sizeof (bss->extra.iep);
7379 u8 *ie = (void *)&bss->extra.iep;
7380
7381 while ((length >= 2) && (num_null_ies < 2)) {
7382 if (2 + ie[1] > length) {
7383
7384 break;
7385 }
7386
7387 switch (ie[0]) {
7388 case WLAN_EID_SSID:
7389
7390
7391 if (!ie[1])
7392 num_null_ies++;
7393 break;
7394
7395 case WLAN_EID_VENDOR_SPECIFIC:
7396 if (ie[1] >= 4 &&
7397 ie[2] == 0x00 &&
7398 ie[3] == 0x50 &&
7399 ie[4] == 0xf2 &&
7400 ie[5] == 0x01) {
7401 iwe.cmd = IWEVGENIE;
7402
7403 iwe.u.data.length = min(ie[1] + 2,
7404 64);
7405 current_ev = iwe_stream_add_point(
7406 info, current_ev,
7407 end_buf, &iwe, ie);
7408 }
7409 break;
7410
7411 case WLAN_EID_RSN:
7412 iwe.cmd = IWEVGENIE;
7413
7414 iwe.u.data.length = min(ie[1] + 2, 64);
7415 current_ev = iwe_stream_add_point(
7416 info, current_ev, end_buf,
7417 &iwe, ie);
7418 break;
7419
7420 default:
7421 break;
7422 }
7423
7424 length -= 2 + ie[1];
7425 ie += 2 + ie[1];
7426 }
7427 }
7428 return current_ev;
7429}
7430
7431
7432
7433
7434
7435static int airo_get_scan(struct net_device *dev,
7436 struct iw_request_info *info,
7437 struct iw_point *dwrq,
7438 char *extra)
7439{
7440 struct airo_info *ai = dev->ml_priv;
7441 BSSListElement *net;
7442 int err = 0;
7443 char *current_ev = extra;
7444
7445
7446 if (ai->scan_timeout > 0)
7447 return -EAGAIN;
7448
7449 if (down_interruptible(&ai->sem))
7450 return -EAGAIN;
7451
7452 list_for_each_entry (net, &ai->network_list, list) {
7453
7454 current_ev = airo_translate_scan(dev, info, current_ev,
7455 extra + dwrq->length,
7456 &net->bss);
7457
7458
7459 if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
7460
7461 err = -E2BIG;
7462 goto out;
7463 }
7464 }
7465
7466
7467 dwrq->length = (current_ev - extra);
7468 dwrq->flags = 0;
7469
7470out:
7471 up(&ai->sem);
7472 return err;
7473}
7474
7475
7476
7477
7478
7479static int airo_config_commit(struct net_device *dev,
7480 struct iw_request_info *info,
7481 void *zwrq,
7482 char *extra)
7483{
7484 struct airo_info *local = dev->ml_priv;
7485
7486 if (!test_bit (FLAG_COMMIT, &local->flags))
7487 return 0;
7488
7489
7490
7491 disable_MAC(local, 1);
7492 if (test_bit (FLAG_RESET, &local->flags)) {
7493 SsidRid SSID_rid;
7494
7495 readSsidRid(local, &SSID_rid);
7496 if (test_bit(FLAG_MPI,&local->flags))
7497 setup_card(local, dev->dev_addr, 1 );
7498 else
7499 reset_airo_card(dev);
7500 disable_MAC(local, 1);
7501 writeSsidRid(local, &SSID_rid, 1);
7502 writeAPListRid(local, &local->APList, 1);
7503 }
7504 if (down_interruptible(&local->sem))
7505 return -ERESTARTSYS;
7506 writeConfigRid(local, 0);
7507 enable_MAC(local, 0);
7508 if (test_bit (FLAG_RESET, &local->flags))
7509 airo_set_promisc(local);
7510 else
7511 up(&local->sem);
7512
7513 return 0;
7514}
7515
7516
7517
7518
7519
7520
7521static const struct iw_priv_args airo_private_args[] = {
7522
7523 { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7524 IW_PRIV_TYPE_BYTE | 2047, "airoioctl" },
7525 { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7526 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" },
7527};
7528
7529static const iw_handler airo_handler[] =
7530{
7531 (iw_handler) airo_config_commit,
7532 (iw_handler) airo_get_name,
7533 (iw_handler) NULL,
7534 (iw_handler) NULL,
7535 (iw_handler) airo_set_freq,
7536 (iw_handler) airo_get_freq,
7537 (iw_handler) airo_set_mode,
7538 (iw_handler) airo_get_mode,
7539 (iw_handler) airo_set_sens,
7540 (iw_handler) airo_get_sens,
7541 (iw_handler) NULL,
7542 (iw_handler) airo_get_range,
7543 (iw_handler) NULL,
7544 (iw_handler) NULL,
7545 (iw_handler) NULL,
7546 (iw_handler) NULL,
7547 iw_handler_set_spy,
7548 iw_handler_get_spy,
7549 iw_handler_set_thrspy,
7550 iw_handler_get_thrspy,
7551 (iw_handler) airo_set_wap,
7552 (iw_handler) airo_get_wap,
7553 (iw_handler) NULL,
7554 (iw_handler) airo_get_aplist,
7555 (iw_handler) airo_set_scan,
7556 (iw_handler) airo_get_scan,
7557 (iw_handler) airo_set_essid,
7558 (iw_handler) airo_get_essid,
7559 (iw_handler) airo_set_nick,
7560 (iw_handler) airo_get_nick,
7561 (iw_handler) NULL,
7562 (iw_handler) NULL,
7563 (iw_handler) airo_set_rate,
7564 (iw_handler) airo_get_rate,
7565 (iw_handler) airo_set_rts,
7566 (iw_handler) airo_get_rts,
7567 (iw_handler) airo_set_frag,
7568 (iw_handler) airo_get_frag,
7569 (iw_handler) airo_set_txpow,
7570 (iw_handler) airo_get_txpow,
7571 (iw_handler) airo_set_retry,
7572 (iw_handler) airo_get_retry,
7573 (iw_handler) airo_set_encode,
7574 (iw_handler) airo_get_encode,
7575 (iw_handler) airo_set_power,
7576 (iw_handler) airo_get_power,
7577 (iw_handler) NULL,
7578 (iw_handler) NULL,
7579 (iw_handler) NULL,
7580 (iw_handler) NULL,
7581 (iw_handler) airo_set_auth,
7582 (iw_handler) airo_get_auth,
7583 (iw_handler) airo_set_encodeext,
7584 (iw_handler) airo_get_encodeext,
7585 (iw_handler) NULL,
7586};
7587
7588
7589
7590
7591
7592
7593
7594
7595static const iw_handler airo_private_handler[] =
7596{
7597 NULL,
7598};
7599
7600static const struct iw_handler_def airo_handler_def =
7601{
7602 .num_standard = ARRAY_SIZE(airo_handler),
7603 .num_private = ARRAY_SIZE(airo_private_handler),
7604 .num_private_args = ARRAY_SIZE(airo_private_args),
7605 .standard = airo_handler,
7606 .private = airo_private_handler,
7607 .private_args = airo_private_args,
7608 .get_wireless_stats = airo_get_wireless_stats,
7609};
7610
7611
7612
7613
7614
7615
7616
7617
7618
7619
7620
7621
7622
7623
7624static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
7625{
7626 int rc = 0;
7627 struct airo_info *ai = dev->ml_priv;
7628
7629 if (ai->power.event)
7630 return 0;
7631
7632 switch (cmd) {
7633#ifdef CISCO_EXT
7634 case AIROIDIFC:
7635#ifdef AIROOLDIDIFC
7636 case AIROOLDIDIFC:
7637#endif
7638 {
7639 int val = AIROMAGIC;
7640 aironet_ioctl com;
7641 if (copy_from_user(&com,rq->ifr_data,sizeof(com)))
7642 rc = -EFAULT;
7643 else if (copy_to_user(com.data,(char *)&val,sizeof(val)))
7644 rc = -EFAULT;
7645 }
7646 break;
7647
7648 case AIROIOCTL:
7649#ifdef AIROOLDIOCTL
7650 case AIROOLDIOCTL:
7651#endif
7652
7653
7654
7655 {
7656 aironet_ioctl com;
7657 if (copy_from_user(&com,rq->ifr_data,sizeof(com))) {
7658 rc = -EFAULT;
7659 break;
7660 }
7661
7662
7663
7664 if ( com.command == AIRORSWVERSION ) {
7665 if (copy_to_user(com.data, swversion, sizeof(swversion)))
7666 rc = -EFAULT;
7667 else
7668 rc = 0;
7669 }
7670 else if ( com.command <= AIRORRID)
7671 rc = readrids(dev,&com);
7672 else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) )
7673 rc = writerids(dev,&com);
7674 else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART )
7675 rc = flashcard(dev,&com);
7676 else
7677 rc = -EINVAL;
7678 }
7679 break;
7680#endif
7681
7682
7683 default:
7684 rc = -EOPNOTSUPP;
7685 }
7686 return rc;
7687}
7688
7689
7690
7691
7692
7693
7694
7695
7696
7697
7698static void airo_read_wireless_stats(struct airo_info *local)
7699{
7700 StatusRid status_rid;
7701 StatsRid stats_rid;
7702 CapabilityRid cap_rid;
7703 __le32 *vals = stats_rid.vals;
7704
7705
7706 clear_bit(JOB_WSTATS, &local->jobs);
7707 if (local->power.event) {
7708 up(&local->sem);
7709 return;
7710 }
7711 readCapabilityRid(local, &cap_rid, 0);
7712 readStatusRid(local, &status_rid, 0);
7713 readStatsRid(local, &stats_rid, RID_STATS, 0);
7714 up(&local->sem);
7715
7716
7717 local->wstats.status = le16_to_cpu(status_rid.mode);
7718
7719
7720 if (local->rssi) {
7721 local->wstats.qual.level =
7722 airo_rssi_to_dbm(local->rssi,
7723 le16_to_cpu(status_rid.sigQuality));
7724
7725 local->wstats.qual.qual =
7726 le16_to_cpu(status_rid.normalizedSignalStrength);
7727 } else {
7728 local->wstats.qual.level =
7729 (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2;
7730 local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid);
7731 }
7732 if (le16_to_cpu(status_rid.len) >= 124) {
7733 local->wstats.qual.noise = 0x100 - status_rid.noisedBm;
7734 local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
7735 } else {
7736 local->wstats.qual.noise = 0;
7737 local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM;
7738 }
7739
7740
7741
7742 local->wstats.discard.nwid = le32_to_cpu(vals[56]) +
7743 le32_to_cpu(vals[57]) +
7744 le32_to_cpu(vals[58]);
7745 local->wstats.discard.code = le32_to_cpu(vals[6]);
7746 local->wstats.discard.fragment = le32_to_cpu(vals[30]);
7747 local->wstats.discard.retries = le32_to_cpu(vals[10]);
7748 local->wstats.discard.misc = le32_to_cpu(vals[1]) +
7749 le32_to_cpu(vals[32]);
7750 local->wstats.miss.beacon = le32_to_cpu(vals[34]);
7751}
7752
7753static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
7754{
7755 struct airo_info *local = dev->ml_priv;
7756
7757 if (!test_bit(JOB_WSTATS, &local->jobs)) {
7758
7759 if (down_trylock(&local->sem) != 0) {
7760 set_bit(JOB_WSTATS, &local->jobs);
7761 wake_up_interruptible(&local->thr_wait);
7762 } else
7763 airo_read_wireless_stats(local);
7764 }
7765
7766 return &local->wstats;
7767}
7768
7769#ifdef CISCO_EXT
7770
7771
7772
7773
7774
7775
7776static int readrids(struct net_device *dev, aironet_ioctl *comp) {
7777 unsigned short ridcode;
7778 unsigned char *iobuf;
7779 int len;
7780 struct airo_info *ai = dev->ml_priv;
7781
7782 if (test_bit(FLAG_FLASHING, &ai->flags))
7783 return -EIO;
7784
7785 switch(comp->command)
7786 {
7787 case AIROGCAP: ridcode = RID_CAPABILITIES; break;
7788 case AIROGCFG: ridcode = RID_CONFIG;
7789 if (test_bit(FLAG_COMMIT, &ai->flags)) {
7790 disable_MAC (ai, 1);
7791 writeConfigRid (ai, 1);
7792 enable_MAC(ai, 1);
7793 }
7794 break;
7795 case AIROGSLIST: ridcode = RID_SSID; break;
7796 case AIROGVLIST: ridcode = RID_APLIST; break;
7797 case AIROGDRVNAM: ridcode = RID_DRVNAME; break;
7798 case AIROGEHTENC: ridcode = RID_ETHERENCAP; break;
7799 case AIROGWEPKTMP: ridcode = RID_WEP_TEMP;
7800
7801 if (!capable(CAP_NET_ADMIN))
7802 return -EPERM;
7803 break;
7804 case AIROGWEPKNV: ridcode = RID_WEP_PERM;
7805
7806 if (!capable(CAP_NET_ADMIN))
7807 return -EPERM;
7808 break;
7809 case AIROGSTAT: ridcode = RID_STATUS; break;
7810 case AIROGSTATSD32: ridcode = RID_STATSDELTA; break;
7811 case AIROGSTATSC32: ridcode = RID_STATS; break;
7812 case AIROGMICSTATS:
7813 if (copy_to_user(comp->data, &ai->micstats,
7814 min((int)comp->len,(int)sizeof(ai->micstats))))
7815 return -EFAULT;
7816 return 0;
7817 case AIRORRID: ridcode = comp->ridnum; break;
7818 default:
7819 return -EINVAL;
7820 }
7821
7822 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7823 return -ENOMEM;
7824
7825 PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);
7826
7827
7828
7829
7830 len = comp->len;
7831
7832 if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) {
7833 kfree (iobuf);
7834 return -EFAULT;
7835 }
7836 kfree (iobuf);
7837 return 0;
7838}
7839
7840
7841
7842
7843
7844static int writerids(struct net_device *dev, aironet_ioctl *comp) {
7845 struct airo_info *ai = dev->ml_priv;
7846 int ridcode;
7847 int enabled;
7848 static int (* writer)(struct airo_info *, u16 rid, const void *, int, int);
7849 unsigned char *iobuf;
7850
7851
7852 if (!capable(CAP_NET_ADMIN))
7853 return -EPERM;
7854
7855 if (test_bit(FLAG_FLASHING, &ai->flags))
7856 return -EIO;
7857
7858 ridcode = 0;
7859 writer = do_writerid;
7860
7861 switch(comp->command)
7862 {
7863 case AIROPSIDS: ridcode = RID_SSID; break;
7864 case AIROPCAP: ridcode = RID_CAPABILITIES; break;
7865 case AIROPAPLIST: ridcode = RID_APLIST; break;
7866 case AIROPCFG: ai->config.len = 0;
7867 clear_bit(FLAG_COMMIT, &ai->flags);
7868 ridcode = RID_CONFIG; break;
7869 case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break;
7870 case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break;
7871 case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break;
7872 case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid;
7873 break;
7874 case AIROPLEAPUSR+1: ridcode = 0xFF2A; break;
7875 case AIROPLEAPUSR+2: ridcode = 0xFF2B; break;
7876
7877
7878
7879
7880 case AIROPMACON:
7881 if (enable_MAC(ai, 1) != 0)
7882 return -EIO;
7883 return 0;
7884
7885
7886
7887
7888
7889 case AIROPMACOFF:
7890 disable_MAC(ai, 1);
7891 return 0;
7892
7893
7894
7895
7896
7897 case AIROPSTCLR:
7898 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7899 return -ENOMEM;
7900
7901 PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1);
7902
7903 enabled = ai->micstats.enabled;
7904 memset(&ai->micstats,0,sizeof(ai->micstats));
7905 ai->micstats.enabled = enabled;
7906
7907 if (copy_to_user(comp->data, iobuf,
7908 min((int)comp->len, (int)RIDSIZE))) {
7909 kfree (iobuf);
7910 return -EFAULT;
7911 }
7912 kfree (iobuf);
7913 return 0;
7914
7915 default:
7916 return -EOPNOTSUPP;
7917 }
7918 if(comp->len > RIDSIZE)
7919 return -EINVAL;
7920
7921 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7922 return -ENOMEM;
7923
7924 if (copy_from_user(iobuf,comp->data,comp->len)) {
7925 kfree (iobuf);
7926 return -EFAULT;
7927 }
7928
7929 if (comp->command == AIROPCFG) {
7930 ConfigRid *cfg = (ConfigRid *)iobuf;
7931
7932 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags))
7933 cfg->opmode |= MODE_MIC;
7934
7935 if ((cfg->opmode & MODE_CFG_MASK) == MODE_STA_IBSS)
7936 set_bit (FLAG_ADHOC, &ai->flags);
7937 else
7938 clear_bit (FLAG_ADHOC, &ai->flags);
7939 }
7940
7941 if((*writer)(ai, ridcode, iobuf,comp->len,1)) {
7942 kfree (iobuf);
7943 return -EIO;
7944 }
7945 kfree (iobuf);
7946 return 0;
7947}
7948
7949
7950
7951
7952
7953
7954
7955
7956
7957
7958static int flashcard(struct net_device *dev, aironet_ioctl *comp) {
7959 int z;
7960
7961
7962 if (!capable(CAP_NET_ADMIN))
7963 return -EPERM;
7964
7965 switch(comp->command)
7966 {
7967 case AIROFLSHRST:
7968 return cmdreset((struct airo_info *)dev->ml_priv);
7969
7970 case AIROFLSHSTFL:
7971 if (!AIRO_FLASH(dev) &&
7972 (AIRO_FLASH(dev) = kmalloc(FLASHSIZE, GFP_KERNEL)) == NULL)
7973 return -ENOMEM;
7974 return setflashmode((struct airo_info *)dev->ml_priv);
7975
7976 case AIROFLSHGCHR:
7977 if(comp->len != sizeof(int))
7978 return -EINVAL;
7979 if (copy_from_user(&z,comp->data,comp->len))
7980 return -EFAULT;
7981 return flashgchar((struct airo_info *)dev->ml_priv, z, 8000);
7982
7983 case AIROFLSHPCHR:
7984 if(comp->len != sizeof(int))
7985 return -EINVAL;
7986 if (copy_from_user(&z,comp->data,comp->len))
7987 return -EFAULT;
7988 return flashpchar((struct airo_info *)dev->ml_priv, z, 8000);
7989
7990 case AIROFLPUTBUF:
7991 if (!AIRO_FLASH(dev))
7992 return -ENOMEM;
7993 if(comp->len > FLASHSIZE)
7994 return -EINVAL;
7995 if (copy_from_user(AIRO_FLASH(dev), comp->data, comp->len))
7996 return -EFAULT;
7997
7998 flashputbuf((struct airo_info *)dev->ml_priv);
7999 return 0;
8000
8001 case AIRORESTART:
8002 if (flashrestart((struct airo_info *)dev->ml_priv, dev))
8003 return -EIO;
8004 return 0;
8005 }
8006 return -EINVAL;
8007}
8008
8009#define FLASH_COMMAND 0x7e7e
8010
8011
8012
8013
8014
8015
8016
8017static int cmdreset(struct airo_info *ai) {
8018 disable_MAC(ai, 1);
8019
8020 if(!waitbusy (ai)){
8021 airo_print_info(ai->dev->name, "Waitbusy hang before RESET");
8022 return -EBUSY;
8023 }
8024
8025 OUT4500(ai,COMMAND,CMD_SOFTRESET);
8026
8027 ssleep(1);
8028
8029 if(!waitbusy (ai)){
8030 airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET");
8031 return -EBUSY;
8032 }
8033 return 0;
8034}
8035
8036
8037
8038
8039
8040
8041static int setflashmode (struct airo_info *ai) {
8042 set_bit (FLAG_FLASHING, &ai->flags);
8043
8044 OUT4500(ai, SWS0, FLASH_COMMAND);
8045 OUT4500(ai, SWS1, FLASH_COMMAND);
8046 if (probe) {
8047 OUT4500(ai, SWS0, FLASH_COMMAND);
8048 OUT4500(ai, COMMAND,0x10);
8049 } else {
8050 OUT4500(ai, SWS2, FLASH_COMMAND);
8051 OUT4500(ai, SWS3, FLASH_COMMAND);
8052 OUT4500(ai, COMMAND,0);
8053 }
8054 msleep(500);
8055
8056 if(!waitbusy(ai)) {
8057 clear_bit (FLAG_FLASHING, &ai->flags);
8058 airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode");
8059 return -EIO;
8060 }
8061 return 0;
8062}
8063
8064
8065
8066
8067
8068static int flashpchar(struct airo_info *ai,int byte,int dwelltime) {
8069 int echo;
8070 int waittime;
8071
8072 byte |= 0x8000;
8073
8074 if(dwelltime == 0 )
8075 dwelltime = 200;
8076
8077 waittime=dwelltime;
8078
8079
8080 while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) {
8081 udelay (50);
8082 waittime -= 50;
8083 }
8084
8085
8086 if(waittime <= 0 ){
8087 airo_print_info(ai->dev->name, "flash putchar busywait timeout!");
8088 return -EBUSY;
8089 }
8090
8091
8092 do {
8093 OUT4500(ai,SWS0,byte);
8094 udelay(50);
8095 dwelltime -= 50;
8096 echo = IN4500(ai,SWS1);
8097 } while (dwelltime >= 0 && echo != byte);
8098
8099 OUT4500(ai,SWS1,0);
8100
8101 return (echo == byte) ? 0 : -EIO;
8102}
8103
8104
8105
8106
8107
8108static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){
8109 int rchar;
8110 unsigned char rbyte=0;
8111
8112 do {
8113 rchar = IN4500(ai,SWS1);
8114
8115 if(dwelltime && !(0x8000 & rchar)){
8116 dwelltime -= 10;
8117 mdelay(10);
8118 continue;
8119 }
8120 rbyte = 0xff & rchar;
8121
8122 if( (rbyte == matchbyte) && (0x8000 & rchar) ){
8123 OUT4500(ai,SWS1,0);
8124 return 0;
8125 }
8126 if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar)
8127 break;
8128 OUT4500(ai,SWS1,0);
8129
8130 }while(dwelltime > 0);
8131 return -EIO;
8132}
8133
8134
8135
8136
8137
8138
8139static int flashputbuf(struct airo_info *ai){
8140 int nwords;
8141
8142
8143 if (test_bit(FLAG_MPI,&ai->flags))
8144 memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE);
8145 else {
8146 OUT4500(ai,AUXPAGE,0x100);
8147 OUT4500(ai,AUXOFF,0);
8148
8149 for(nwords=0;nwords != FLASHSIZE / 2;nwords++){
8150 OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff);
8151 }
8152 }
8153 OUT4500(ai,SWS0,0x8000);
8154
8155 return 0;
8156}
8157
8158
8159
8160
8161static int flashrestart(struct airo_info *ai,struct net_device *dev){
8162 int i,status;
8163
8164 ssleep(1);
8165 clear_bit (FLAG_FLASHING, &ai->flags);
8166 if (test_bit(FLAG_MPI, &ai->flags)) {
8167 status = mpi_init_descriptors(ai);
8168 if (status != SUCCESS)
8169 return status;
8170 }
8171 status = setup_card(ai, dev->dev_addr, 1);
8172
8173 if (!test_bit(FLAG_MPI,&ai->flags))
8174 for( i = 0; i < MAX_FIDS; i++ ) {
8175 ai->fids[i] = transmit_allocate
8176 ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 );
8177 }
8178
8179 ssleep(1);
8180 return status;
8181}
8182#endif
8183
8184
8185
8186
8187
8188
8189
8190
8191
8192
8193
8194
8195
8196
8197
8198
8199
8200
8201
8202
8203
8204
8205
8206
8207
8208
8209
8210
8211
8212
8213
8214
8215
8216
8217
8218
8219
8220
8221
8222
8223module_init(airo_init_module);
8224module_exit(airo_cleanup_module);
8225