1 /*======================================================================
3 Aironet driver for 4500 and 4800 series cards
5 This code is released under both the GPL version 2 and BSD licenses.
6 Either license may be used. The respective licenses are found at
9 This code was developed by Benjamin Reed <breed@users.sourceforge.net>
10 including portions of which come from the Aironet PC4500
11 Developer's Reference Manual and used with permission. Copyright
12 (C) 1999 Benjamin Reed. All Rights Reserved. Permission to use
13 code in the Developer's manual was granted for this driver by
14 Aironet. Major code contributions were received from Javier Achirica
15 <achirica@users.sourceforge.net> and Jean Tourrilhes <jt@hpl.hp.com>.
16 Code was also integrated from the Cisco Aironet driver for Linux.
17 Support for MPI350 cards was added by Fabrice Bellet
18 <fabrice@bellet.info>.
20 ======================================================================*/
22 #include <linux/err.h>
23 #include <linux/init.h>
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27 #include <linux/proc_fs.h>
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>
36 #include <linux/bitops.h>
37 #include <linux/scatterlist.h>
38 #include <linux/crypto.h>
40 #include <asm/system.h>
41 #include <asm/unaligned.h>
43 #include <linux/netdevice.h>
44 #include <linux/etherdevice.h>
45 #include <linux/skbuff.h>
46 #include <linux/if_arp.h>
47 #include <linux/ioport.h>
48 #include <linux/pci.h>
49 #include <asm/uaccess.h>
50 #include <linux/kthread.h>
51 #include <linux/freezer.h>
53 #include <linux/ieee80211.h>
57 #define DRV_NAME "airo"
60 static 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, },
70 MODULE_DEVICE_TABLE(pci, card_ids);
72 static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *);
73 static void airo_pci_remove(struct pci_dev *);
74 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state);
75 static int airo_pci_resume(struct pci_dev *pdev);
77 static struct pci_driver airo_driver = {
80 .probe = airo_pci_probe,
81 .remove = __devexit_p(airo_pci_remove),
82 .suspend = airo_pci_suspend,
83 .resume = airo_pci_resume,
85 #endif /* CONFIG_PCI */
87 /* Include Wireless Extension definition and check version - Jean II */
88 #include <linux/wireless.h>
89 #define WIRELESS_SPY /* enable iwspy support */
90 #include <net/iw_handler.h> /* New driver API */
92 #define CISCO_EXT /* enable Cisco extensions */
94 #include <linux/delay.h>
97 /* Hack to do some power saving */
100 /* As you can see this list is HUGH!
101 I really don't know what a lot of these counts are about, but they
102 are all here for completeness. If the IGNLABEL macro is put in
103 infront of the label, that statistic will not be included in the list
104 of statistics in the /proc filesystem */
106 #define IGNLABEL(comment) NULL
107 static char *statsLabels[] = {
109 IGNLABEL("RxPlcpCrcErr"),
110 IGNLABEL("RxPlcpFormatErr"),
111 IGNLABEL("RxPlcpLengthErr"),
142 "LostSync-MissedBeacons",
143 "LostSync-ArlExceeded",
145 "LostSync-Disassoced",
146 "LostSync-TsfTiming",
155 IGNLABEL("HmacTxMc"),
156 IGNLABEL("HmacTxBc"),
157 IGNLABEL("HmacTxUc"),
158 IGNLABEL("HmacTxFail"),
159 IGNLABEL("HmacRxMc"),
160 IGNLABEL("HmacRxBc"),
161 IGNLABEL("HmacRxUc"),
162 IGNLABEL("HmacRxDiscard"),
163 IGNLABEL("HmacRxAccepted"),
171 IGNLABEL("ReasonOutsideTable"),
172 IGNLABEL("ReasonStatus1"),
173 IGNLABEL("ReasonStatus2"),
174 IGNLABEL("ReasonStatus3"),
175 IGNLABEL("ReasonStatus4"),
176 IGNLABEL("ReasonStatus5"),
177 IGNLABEL("ReasonStatus6"),
178 IGNLABEL("ReasonStatus7"),
179 IGNLABEL("ReasonStatus8"),
180 IGNLABEL("ReasonStatus9"),
181 IGNLABEL("ReasonStatus10"),
182 IGNLABEL("ReasonStatus11"),
183 IGNLABEL("ReasonStatus12"),
184 IGNLABEL("ReasonStatus13"),
185 IGNLABEL("ReasonStatus14"),
186 IGNLABEL("ReasonStatus15"),
187 IGNLABEL("ReasonStatus16"),
188 IGNLABEL("ReasonStatus17"),
189 IGNLABEL("ReasonStatus18"),
190 IGNLABEL("ReasonStatus19"),
210 #define RUN_AT(x) (jiffies+(x))
214 /* These variables are for insmod, since it seems that the rates
215 can only be set in setup_card. Rates should be a comma separated
216 (no spaces) list of rates (up to 8). */
219 static int basic_rate;
220 static char *ssids[3];
226 int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at.
227 0 means no limit. For old cards this was 4 */
229 static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */
230 static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read
231 the bap, needed on some older cards and buses. */
234 static int probe = 1;
236 static int proc_uid /* = 0 */;
238 static int proc_gid /* = 0 */;
240 static int airo_perm = 0555;
242 static int proc_perm = 0644;
244 MODULE_AUTHOR("Benjamin Reed");
245 MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \
246 cards. Direct support for ISA/PCI/MPI cards and support \
247 for PCMCIA when used with airo_cs.");
248 MODULE_LICENSE("Dual BSD/GPL");
249 MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350");
250 module_param_array(io, int, NULL, 0);
251 module_param_array(irq, int, NULL, 0);
252 module_param(basic_rate, int, 0);
253 module_param_array(rates, int, NULL, 0);
254 module_param_array(ssids, charp, NULL, 0);
255 module_param(auto_wep, int, 0);
256 MODULE_PARM_DESC(auto_wep, "If non-zero, the driver will keep looping through \
257 the authentication options until an association is made. The value of \
258 auto_wep is number of the wep keys to check. A value of 2 will try using \
259 the key at index 0 and index 1.");
260 module_param(aux_bap, int, 0);
261 MODULE_PARM_DESC(aux_bap, "If non-zero, the driver will switch into a mode \
262 than seems to work better for older cards with some older buses. Before \
263 switching it checks that the switch is needed.");
264 module_param(maxencrypt, int, 0);
265 MODULE_PARM_DESC(maxencrypt, "The maximum speed that the card can do \
266 encryption. Units are in 512kbs. Zero (default) means there is no limit. \
267 Older cards used to be limited to 2mbs (4).");
268 module_param(adhoc, int, 0);
269 MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode.");
270 module_param(probe, int, 0);
271 MODULE_PARM_DESC(probe, "If zero, the driver won't start the card.");
273 module_param(proc_uid, int, 0);
274 MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to.");
275 module_param(proc_gid, int, 0);
276 MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to.");
277 module_param(airo_perm, int, 0);
278 MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet.");
279 module_param(proc_perm, int, 0);
280 MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
282 /* This is a kind of sloppy hack to get this information to OUT4500 and
283 IN4500. I would be extremely interested in the situation where this
284 doesn't work though!!! */
285 static int do8bitIO /* = 0 */;
294 #define MAC_ENABLE 0x0001
295 #define MAC_DISABLE 0x0002
296 #define CMD_LOSE_SYNC 0x0003 /* Not sure what this does... */
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
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
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
373 #define LINKSTAT 0x10
377 #define TXALLOCFID 0x22
378 #define TXCOMPLFID 0x24
393 /* Offset into aux memory for descriptors */
394 #define AUX_OFFSET 0x800
395 /* Size of allocated packets */
398 /* Size of the transmit queue */
402 #define BAP0 0 /* Used for receiving packets */
403 #define BAP1 2 /* Used for xmiting packets and working with RIDS */
406 #define COMMAND_BUSY 0x8000
408 #define BAP_BUSY 0x8000
409 #define BAP_ERR 0x4000
410 #define BAP_DONE 0x2000
412 #define PROMISC 0xffff
413 #define NOPROMISC 0x0000
416 #define EV_CLEARCOMMANDBUSY 0x4000
419 #define EV_TXEXC 0x04
420 #define EV_ALLOC 0x08
422 #define EV_AWAKE 0x100
423 #define EV_TXCPY 0x400
424 #define EV_UNKNOWN 0x800
425 #define EV_MIC 0x1000 /* Message Integrity Check Interrupt */
426 #define EV_AWAKEN 0x2000
427 #define STATUS_INTS (EV_AWAKE|EV_LINK|EV_TXEXC|EV_TX|EV_TXCPY|EV_RX|EV_MIC)
429 #ifdef CHECK_UNKNOWN_INTS
430 #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN)
432 #define IGNORE_INTS (~STATUS_INTS)
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 /*readonly*/
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
494 * Rids and endian-ness: The Rids will always be in cpu endian, since
495 * this all the patches from the big-endian guys end up doing that.
496 * so all rid access should use the read/writeXXXRid routines.
499 /* This structure came from an email sent to me from an engineer at
500 aironet for inclusion into this driver */
501 typedef struct WepKeyRid WepKeyRid;
508 } __attribute__ ((packed));
510 /* These structures are from the Aironet's PC4500 Developers Manual */
511 typedef struct Ssid Ssid;
515 } __attribute__ ((packed));
517 typedef struct SsidRid SsidRid;
521 } __attribute__ ((packed));
523 typedef struct ModulationRid ModulationRid;
524 struct ModulationRid {
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 } __attribute__ ((packed));
532 typedef struct ConfigRid ConfigRid;
534 __le16 len; /* sizeof(ConfigRid) */
535 __le16 opmode; /* operating mode */
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) /* rx payloads converted */
542 #define MODE_LLC_HOST cpu_to_le16(1<<8) /* rx payloads left as is */
543 #define MODE_AIRONET_EXTEND cpu_to_le16(1<<9) /* enable Aironet extenstions */
544 #define MODE_AP_INTERFACE cpu_to_le16(1<<10) /* enable ap interface extensions */
545 #define MODE_ANTENNA_ALIGN cpu_to_le16(1<<11) /* enable antenna alignment */
546 #define MODE_ETHER_LLC cpu_to_le16(1<<12) /* enable ethernet LLC */
547 #define MODE_LEAF_NODE cpu_to_le16(1<<13) /* enable leaf node bridge */
548 #define MODE_CF_POLLABLE cpu_to_le16(1<<14) /* enable CF pollable */
549 #define MODE_MIC cpu_to_le16(1<<15) /* enable MIC */
550 __le16 rmode; /* receive mode */
551 #define RXMODE_BC_MC_ADDR cpu_to_le16(0)
552 #define RXMODE_BC_ADDR cpu_to_le16(1) /* ignore multicasts */
553 #define RXMODE_ADDR cpu_to_le16(2) /* ignore multicast and broadcast */
554 #define RXMODE_RFMON cpu_to_le16(3) /* wireless monitor mode */
555 #define RXMODE_RFMON_ANYBSS cpu_to_le16(4)
556 #define RXMODE_LANMON cpu_to_le16(5) /* lan style monitor -- data packets only */
557 #define RXMODE_MASK cpu_to_le16(255)
558 #define RXMODE_DISABLE_802_3_HEADER cpu_to_le16(1<<8) /* disables 802.3 header on rx */
559 #define RXMODE_FULL_MASK (RXMODE_MASK | RXMODE_DISABLE_802_3_HEADER)
560 #define RXMODE_NORMALIZED_RSSI cpu_to_le16(1<<9) /* return normalized RSSI */
563 u8 macAddr[ETH_ALEN];
565 __le16 shortRetryLimit;
566 __le16 longRetryLimit;
567 __le16 txLifetime; /* in kusec */
568 __le16 rxLifetime; /* in kusec */
571 __le16 u16deviceType; /* for overriding device type */
574 __le16 _reserved1[3];
575 /*---------- Scanning/Associating ----------*/
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; /* in kusec */
581 __le16 probeEnergyTimeout; /* in kusec */
582 __le16 probeResponseTimeout;
583 __le16 beaconListenTimeout;
584 __le16 joinNetTimeout;
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 /*---------- Power save operation ----------*/
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;
609 __le16 fastListenDelay;
610 __le16 _reserved2[2];
611 /*---------- Ap/Ibss config items ----------*/
618 __le16 bridgeDistance;
620 /*---------- Radio configuration ----------*/
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)
628 #define TXPOWER_DEFAULT 0
629 __le16 rssiThreshold;
630 #define RSSI_DEFAULT 0
632 #define PREAMBLE_AUTO cpu_to_le16(0)
633 #define PREAMBLE_LONG cpu_to_le16(1)
634 #define PREAMBLE_SHORT cpu_to_le16(2)
637 __le16 radioSpecific;
638 /*---------- Aironet Extensions ----------*/
643 __le16 _reserved4[1];
644 /*---------- Aironet Extensions ----------*/
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)
654 } __attribute__ ((packed));
656 typedef struct StatusRid StatusRid;
666 u8 bssid[4][ETH_ALEN];
673 __le16 hopsToBackbone;
675 __le16 generatedLoad;
676 __le16 accumulatedArl;
677 __le16 signalQuality;
678 __le16 currentXmitRate;
679 __le16 apDevExtensions;
680 __le16 normalizedSignalStrength;
681 __le16 shortPreamble;
683 u8 noisePercent; /* Noise percent in last second */
684 u8 noisedBm; /* Noise dBm in last second */
685 u8 noiseAvePercent; /* Noise percent in last minute */
686 u8 noiseAvedBm; /* Noise dBm in last minute */
687 u8 noiseMaxPercent; /* Highest noise percent in last minute */
688 u8 noiseMaxdBm; /* Highest noise dbm in last minute */
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 } __attribute__ ((packed));
715 typedef struct StatsRid StatsRid;
720 } __attribute__ ((packed));
722 typedef struct APListRid APListRid;
726 } __attribute__ ((packed));
728 typedef struct CapabilityRid CapabilityRid;
729 struct CapabilityRid {
737 char factoryAddr[ETH_ALEN];
738 char aironetAddr[ETH_ALEN];
741 char callid[ETH_ALEN];
742 char supportedRates[8];
745 __le16 txPowerLevels[8];
756 } __attribute__ ((packed));
758 /* Only present on firmware >= 5.30.17 */
759 typedef struct BSSListRidExtra BSSListRidExtra;
760 struct BSSListRidExtra {
762 u8 fixed[12]; /* WLAN management frame */
764 } __attribute__ ((packed));
766 typedef struct BSSListRid BSSListRid;
769 __le16 index; /* First is 0 and 0xffff means end of list */
770 #define RADIO_FH 1 /* Frequency hopping radio type */
771 #define RADIO_DS 2 /* Direct sequence radio type */
772 #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */
774 u8 bssid[ETH_ALEN]; /* Mac address of the BSS */
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)
784 __le16 beaconInterval;
785 u8 rates[8]; /* Same as rates for config rid */
786 struct { /* For frequency hopping only */
796 /* Only present on firmware >= 5.30.17 */
797 BSSListRidExtra extra;
798 } __attribute__ ((packed));
802 struct list_head list;
805 typedef struct tdsRssiEntry tdsRssiEntry;
806 struct tdsRssiEntry {
809 } __attribute__ ((packed));
811 typedef struct tdsRssiRid tdsRssiRid;
815 } __attribute__ ((packed));
817 typedef struct MICRid MICRid;
821 __le16 multicastValid;
825 } __attribute__ ((packed));
827 typedef struct MICBuffer MICBuffer;
843 } __attribute__ ((packed));
850 #define TXCTL_TXOK (1<<1) /* report if tx is ok */
851 #define TXCTL_TXEX (1<<2) /* report if tx fails */
852 #define TXCTL_802_3 (0<<3) /* 802.3 packet */
853 #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */
854 #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */
855 #define TXCTL_LLC (1<<4) /* payload is llc */
856 #define TXCTL_RELEASE (0<<5) /* release after completion */
857 #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */
859 #define BUSY_FID 0x10000
862 #define AIROMAGIC 0xa55a
863 /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */
864 #ifdef SIOCIWFIRSTPRIV
865 #ifdef SIOCDEVPRIVATE
866 #define AIROOLDIOCTL SIOCDEVPRIVATE
867 #define AIROOLDIDIFC AIROOLDIOCTL + 1
868 #endif /* SIOCDEVPRIVATE */
869 #else /* SIOCIWFIRSTPRIV */
870 #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
871 #endif /* SIOCIWFIRSTPRIV */
872 /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably
873 * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root
874 * only and don't return the modified struct ifreq to the application which
875 * is usually a problem. - Jean II */
876 #define AIROIOCTL SIOCIWFIRSTPRIV
877 #define AIROIDIFC AIROIOCTL + 1
879 /* Ioctl constants to be used in airo_ioctl.command */
881 #define AIROGCAP 0 // Capability rid
882 #define AIROGCFG 1 // USED A LOT
883 #define AIROGSLIST 2 // System ID list
884 #define AIROGVLIST 3 // List of specified AP's
885 #define AIROGDRVNAM 4 // NOTUSED
886 #define AIROGEHTENC 5 // NOTUSED
887 #define AIROGWEPKTMP 6
888 #define AIROGWEPKNV 7
890 #define AIROGSTATSC32 9
891 #define AIROGSTATSD32 10
892 #define AIROGMICRID 11
893 #define AIROGMICSTATS 12
894 #define AIROGFLAGS 13
897 #define AIRORSWVERSION 17
899 /* Leave gap of 40 commands after AIROGSTATSD32 for future */
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 /* Enable mac */
908 #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */
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
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
924 #define FLASHSIZE 32768
925 #define AUXMEMSIZE (256 * 1024)
927 typedef struct aironet_ioctl {
928 unsigned short command; // What to do
929 unsigned short len; // Len of data
930 unsigned short ridnum; // rid number
931 unsigned char __user *data; // d-data
934 static char swversion[] = "2.1";
935 #endif /* CISCO_EXT */
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
944 u8 enabled; // MIC enabled or not
945 u32 rxSuccess; // successful packets received
946 u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison
947 u32 rxNotMICed; // pkts dropped due to not being MIC'd
948 u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed
949 u32 rxWrongSequence; // pkts dropped due to sequence number violation
954 u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2];
955 u64 accum; // accumulated mic, reduced to u32 in final()
956 int position; // current position (byte offset) in message
960 } part; // saves partial message word across update() calls
964 emmh32_context seed; // Context - the seed
965 u32 rx; // Received sequence number
966 u32 tx; // Tx sequence number
967 u32 window; // Start of window
968 u8 valid; // Flag to say if context is valid or not
973 miccntx mCtx; // Multicast context
974 miccntx uCtx; // Unicast context
978 unsigned int rid: 16;
979 unsigned int len: 15;
980 unsigned int valid: 1;
981 dma_addr_t host_addr;
985 unsigned int offset: 15;
987 unsigned int len: 15;
988 unsigned int valid: 1;
989 dma_addr_t host_addr;
998 } __attribute__ ((packed));
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;
1009 * Host receive descriptor
1012 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1014 RxFid rx_desc; /* card receive descriptor */
1015 char *virtual_host_addr; /* virtual address of host receive
1021 * Host transmit descriptor
1024 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1026 TxFid tx_desc; /* card transmit descriptor */
1027 char *virtual_host_addr; /* virtual address of host receive
1033 * Host RID descriptor
1036 unsigned char __iomem *card_ram_off; /* offset into card memory of the
1038 Rid rid_desc; /* card RID descriptor */
1039 char *virtual_host_addr; /* virtual address of host receive
1048 #define HOST_SET (1 << 0)
1049 #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */
1050 #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */
1051 #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */
1052 #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */
1053 #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */
1054 #define HOST_CLR_AID (1 << 7) /* clear AID failure */
1055 #define HOST_RTS (1 << 9) /* Force RTS use */
1056 #define HOST_SHORT (1 << 10) /* Do short preamble */
1083 static WifiCtlHdr wifictlhdr8023 = {
1085 .ctl = HOST_DONT_RLSE,
1089 // A few details needed for WEP (Wireless Equivalent Privacy)
1090 #define MAX_KEY_SIZE 13 // 128 (?) bits
1091 #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP
1092 typedef struct wep_key_t {
1094 u8 key[16]; /* 40-bit and 104-bit keys */
1097 /* List of Wireless Handlers (new API) */
1098 static const struct iw_handler_def airo_handler_def;
1100 static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
1104 static int get_dec_u16( char *buffer, int *start, int limit );
1105 static void OUT4500( struct airo_info *, u16 register, u16 value );
1106 static unsigned short IN4500( struct airo_info *, u16 register );
1107 static u16 setup_card(struct airo_info*, u8 *mac, int lock);
1108 static int enable_MAC(struct airo_info *ai, int lock);
1109 static void disable_MAC(struct airo_info *ai, int lock);
1110 static void enable_interrupts(struct airo_info*);
1111 static void disable_interrupts(struct airo_info*);
1112 static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp);
1113 static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap);
1114 static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
1116 static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen,
1118 static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen,
1120 static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd);
1121 static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock);
1122 static int PC4500_writerid(struct airo_info*, u16 rid, const void
1123 *pBuf, int len, int lock);
1124 static int do_writerid( struct airo_info*, u16 rid, const void *rid_data,
1125 int len, int dummy );
1126 static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw);
1127 static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket);
1128 static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket);
1130 static int mpi_send_packet (struct net_device *dev);
1131 static void mpi_unmap_card(struct pci_dev *pci);
1132 static void mpi_receive_802_3(struct airo_info *ai);
1133 static void mpi_receive_802_11(struct airo_info *ai);
1134 static int waitbusy (struct airo_info *ai);
1136 static irqreturn_t airo_interrupt( int irq, void* dev_id);
1137 static int airo_thread(void *data);
1138 static void timer_func( struct net_device *dev );
1139 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
1140 static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
1141 static void airo_read_wireless_stats (struct airo_info *local);
1143 static int readrids(struct net_device *dev, aironet_ioctl *comp);
1144 static int writerids(struct net_device *dev, aironet_ioctl *comp);
1145 static int flashcard(struct net_device *dev, aironet_ioctl *comp);
1146 #endif /* CISCO_EXT */
1147 static void micinit(struct airo_info *ai);
1148 static int micsetup(struct airo_info *ai);
1149 static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len);
1150 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen);
1152 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi);
1153 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
1155 static void airo_networks_free(struct airo_info *ai);
1158 struct net_device *dev;
1159 struct list_head dev_list;
1160 /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we
1161 use the high bit to mark whether it is in use. */
1163 #define MPI_MAX_FIDS 1
1166 char keyindex; // Used with auto wep
1167 char defindex; // Used with auto wep
1168 struct proc_dir_entry *proc_entry;
1169 spinlock_t aux_lock;
1170 #define FLAG_RADIO_OFF 0 /* User disabling of MAC */
1171 #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */
1172 #define FLAG_RADIO_MASK 0x03
1173 #define FLAG_ENABLED 2
1174 #define FLAG_ADHOC 3 /* Needed by MIC */
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 /* IFF_PROMISC 0x100 - include/linux/if.h */
1180 #define FLAG_PENDING_XMIT 9
1181 #define FLAG_PENDING_XMIT11 10
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;
1191 #define JOB_XMIT11 2
1193 #define JOB_PROMISC 4
1196 #define JOB_AUTOWEP 7
1197 #define JOB_WSTATS 8
1198 #define JOB_SCAN_RESULTS 9
1200 int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen,
1202 unsigned short *flash;
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;
1210 struct sk_buff *skb;
1213 struct net_device *wifidev;
1214 struct iw_statistics wstats; // wireless stats
1215 unsigned long scan_timeout; /* Time scan should be read */
1216 struct iw_spy_data spy_data;
1217 struct iw_public_data wireless_data;
1219 struct crypto_cipher *tfm;
1221 mic_statistics micstats;
1222 HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors
1223 HostTxDesc txfids[MPI_MAX_FIDS];
1224 HostRidDesc config_desc;
1225 unsigned long ridbus; // phys addr of config_desc
1226 struct sk_buff_head txq;// tx queue used by mpi350 code
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;
1235 #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE
1236 char proc_name[IFNAMSIZ];
1241 /* WPA-related stuff */
1242 unsigned int bssListFirst;
1243 unsigned int bssListNext;
1244 unsigned int bssListRidLen;
1246 struct list_head network_list;
1247 struct list_head network_free_list;
1248 BSSListElement *networks;
1251 static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen,
1254 return ai->bap_read(ai, pu16Dst, bytelen, whichbap);
1257 static int setup_proc_entry( struct net_device *dev,
1258 struct airo_info *apriv );
1259 static int takedown_proc_entry( struct net_device *dev,
1260 struct airo_info *apriv );
1262 static int cmdreset(struct airo_info *ai);
1263 static int setflashmode (struct airo_info *ai);
1264 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime);
1265 static int flashputbuf(struct airo_info *ai);
1266 static int flashrestart(struct airo_info *ai,struct net_device *dev);
1268 #define airo_print(type, name, fmt, args...) \
1269 printk(type DRV_NAME "(%s): " fmt "\n", name, ##args)
1271 #define airo_print_info(name, fmt, args...) \
1272 airo_print(KERN_INFO, name, fmt, ##args)
1274 #define airo_print_dbg(name, fmt, args...) \
1275 airo_print(KERN_DEBUG, name, fmt, ##args)
1277 #define airo_print_warn(name, fmt, args...) \
1278 airo_print(KERN_WARNING, name, fmt, ##args)
1280 #define airo_print_err(name, fmt, args...) \
1281 airo_print(KERN_ERR, name, fmt, ##args)
1283 #define AIRO_FLASH(dev) (((struct airo_info *)dev->ml_priv)->flash)
1285 /***********************************************************************
1287 ***********************************************************************
1290 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq);
1291 static void MoveWindow(miccntx *context, u32 micSeq);
1292 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1293 struct crypto_cipher *tfm);
1294 static void emmh32_init(emmh32_context *context);
1295 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len);
1296 static void emmh32_final(emmh32_context *context, u8 digest[4]);
1297 static int flashpchar(struct airo_info *ai,int byte,int dwelltime);
1299 static void age_mic_context(miccntx *cur, miccntx *old, u8 *key, int key_len,
1300 struct crypto_cipher *tfm)
1302 /* If the current MIC context is valid and its key is the same as
1303 * the MIC register, there's nothing to do.
1305 if (cur->valid && (memcmp(cur->key, key, key_len) == 0))
1308 /* Age current mic Context */
1309 memcpy(old, cur, sizeof(*cur));
1311 /* Initialize new context */
1312 memcpy(cur->key, key, key_len);
1313 cur->window = 33; /* Window always points to the middle */
1314 cur->rx = 0; /* Rx Sequence numbers */
1315 cur->tx = 0; /* Tx sequence numbers */
1316 cur->valid = 1; /* Key is now valid */
1318 /* Give key to mic seed */
1319 emmh32_setseed(&cur->seed, key, key_len, tfm);
1322 /* micinit - Initialize mic seed */
1324 static void micinit(struct airo_info *ai)
1328 clear_bit(JOB_MIC, &ai->jobs);
1329 PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0);
1332 ai->micstats.enabled = (le16_to_cpu(mic_rid.state) & 0x00FF) ? 1 : 0;
1333 if (!ai->micstats.enabled) {
1334 /* So next time we have a valid key and mic is enabled, we will
1335 * update the sequence number if the key is the same as before.
1337 ai->mod[0].uCtx.valid = 0;
1338 ai->mod[0].mCtx.valid = 0;
1342 if (mic_rid.multicastValid) {
1343 age_mic_context(&ai->mod[0].mCtx, &ai->mod[1].mCtx,
1344 mic_rid.multicast, sizeof(mic_rid.multicast),
1348 if (mic_rid.unicastValid) {
1349 age_mic_context(&ai->mod[0].uCtx, &ai->mod[1].uCtx,
1350 mic_rid.unicast, sizeof(mic_rid.unicast),
1355 /* micsetup - Get ready for business */
1357 static int micsetup(struct airo_info *ai) {
1360 if (ai->tfm == NULL)
1361 ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
1363 if (IS_ERR(ai->tfm)) {
1364 airo_print_err(ai->dev->name, "failed to load transform for AES");
1369 for (i=0; i < NUM_MODULES; i++) {
1370 memset(&ai->mod[i].mCtx,0,sizeof(miccntx));
1371 memset(&ai->mod[i].uCtx,0,sizeof(miccntx));
1376 static char micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02};
1378 /*===========================================================================
1379 * Description: Mic a packet
1381 * Inputs: etherHead * pointer to an 802.3 frame
1383 * Returns: BOOLEAN if successful, otherwise false.
1384 * PacketTxLen will be updated with the mic'd packets size.
1386 * Caveats: It is assumed that the frame buffer will already
1387 * be big enough to hold the largets mic message possible.
1388 * (No memory allocation is done here).
1390 * Author: sbraneky (10/15/01)
1391 * Merciless hacks by rwilcher (1/14/02)
1394 static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen)
1398 // Determine correct context
1399 // If not adhoc, always use unicast key
1401 if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1))
1402 context = &ai->mod[0].mCtx;
1404 context = &ai->mod[0].uCtx;
1406 if (!context->valid)
1409 mic->typelen = htons(payLen + 16); //Length of Mic'd packet
1411 memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap
1414 mic->seq = htonl(context->tx);
1417 emmh32_init(&context->seed); // Mic the packet
1418 emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA
1419 emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap
1420 emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ
1421 emmh32_update(&context->seed,frame->da + ETH_ALEN * 2,payLen); //payload
1422 emmh32_final(&context->seed, (u8*)&mic->mic);
1424 /* New Type/length ?????????? */
1425 mic->typelen = 0; //Let NIC know it could be an oversized packet
1437 /*===========================================================================
1438 * Description: Decapsulates a MIC'd packet and returns the 802.3 packet
1439 * (removes the MIC stuff) if packet is a valid packet.
1441 * Inputs: etherHead pointer to the 802.3 packet
1443 * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE
1445 * Author: sbraneky (10/15/01)
1446 * Merciless hacks by rwilcher (1/14/02)
1447 *---------------------------------------------------------------------------
1450 static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen)
1456 mic_error micError = NONE;
1458 // Check if the packet is a Mic'd packet
1460 if (!ai->micstats.enabled) {
1461 //No Mic set or Mic OFF but we received a MIC'd packet.
1462 if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) {
1463 ai->micstats.rxMICPlummed++;
1469 if (ntohs(mic->typelen) == 0x888E)
1472 if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) {
1473 // Mic enabled but packet isn't Mic'd
1474 ai->micstats.rxMICPlummed++;
1478 micSEQ = ntohl(mic->seq); //store SEQ as CPU order
1480 //At this point we a have a mic'd packet and mic is enabled
1481 //Now do the mic error checking.
1483 //Receive seq must be odd
1484 if ( (micSEQ & 1) == 0 ) {
1485 ai->micstats.rxWrongSequence++;
1489 for (i = 0; i < NUM_MODULES; i++) {
1490 int mcast = eth->da[0] & 1;
1491 //Determine proper context
1492 context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx;
1494 //Make sure context is valid
1495 if (!context->valid) {
1497 micError = NOMICPLUMMED;
1503 mic->typelen = htons(payLen + sizeof(MICBuffer) - 2);
1505 emmh32_init(&context->seed);
1506 emmh32_update(&context->seed, eth->da, ETH_ALEN*2);
1507 emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap));
1508 emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq));
1509 emmh32_update(&context->seed, eth->da + ETH_ALEN*2,payLen);
1511 emmh32_final(&context->seed, digest);
1513 if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match
1516 micError = INCORRECTMIC;
1520 //Check Sequence number if mics pass
1521 if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) {
1522 ai->micstats.rxSuccess++;
1526 micError = SEQUENCE;
1529 // Update statistics
1531 case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break;
1532 case SEQUENCE: ai->micstats.rxWrongSequence++; break;
1533 case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break;
1540 /*===========================================================================
1541 * Description: Checks the Rx Seq number to make sure it is valid
1542 * and hasn't already been received
1544 * Inputs: miccntx - mic context to check seq against
1545 * micSeq - the Mic seq number
1547 * Returns: TRUE if valid otherwise FALSE.
1549 * Author: sbraneky (10/15/01)
1550 * Merciless hacks by rwilcher (1/14/02)
1551 *---------------------------------------------------------------------------
1554 static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq)
1558 //Allow for the ap being rebooted - if it is then use the next
1559 //sequence number of the current sequence number - might go backwards
1562 if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) {
1563 clear_bit (FLAG_UPDATE_MULTI, &ai->flags);
1564 context->window = (micSeq > 33) ? micSeq : 33;
1565 context->rx = 0; // Reset rx
1567 } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) {
1568 clear_bit (FLAG_UPDATE_UNI, &ai->flags);
1569 context->window = (micSeq > 33) ? micSeq : 33; // Move window
1570 context->rx = 0; // Reset rx
1573 //Make sequence number relative to START of window
1574 seq = micSeq - (context->window - 33);
1576 //Too old of a SEQ number to check.
1581 //Window is infinite forward
1582 MoveWindow(context,micSeq);
1586 // We are in the window. Now check the context rx bit to see if it was already sent
1587 seq >>= 1; //divide by 2 because we only have odd numbers
1588 index = 1 << seq; //Get an index number
1590 if (!(context->rx & index)) {
1591 //micSEQ falls inside the window.
1592 //Add seqence number to the list of received numbers.
1593 context->rx |= index;
1595 MoveWindow(context,micSeq);
1602 static void MoveWindow(miccntx *context, u32 micSeq)
1606 //Move window if seq greater than the middle of the window
1607 if (micSeq > context->window) {
1608 shift = (micSeq - context->window) >> 1;
1612 context->rx >>= shift;
1616 context->window = micSeq; //Move window
1620 /*==============================================*/
1621 /*========== EMMH ROUTINES ====================*/
1622 /*==============================================*/
1624 /* mic accumulate */
1625 #define MIC_ACCUM(val) \
1626 context->accum += (u64)(val) * context->coeff[coeff_position++];
1628 static unsigned char aes_counter[16];
1630 /* expand the key to fill the MMH coefficient array */
1631 static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen,
1632 struct crypto_cipher *tfm)
1634 /* take the keying material, expand if necessary, truncate at 16-bytes */
1635 /* run through AES counter mode to generate context->coeff[] */
1639 u8 *cipher, plain[16];
1641 crypto_cipher_setkey(tfm, pkey, 16);
1643 for (i = 0; i < ARRAY_SIZE(context->coeff); ) {
1644 aes_counter[15] = (u8)(counter >> 0);
1645 aes_counter[14] = (u8)(counter >> 8);
1646 aes_counter[13] = (u8)(counter >> 16);
1647 aes_counter[12] = (u8)(counter >> 24);
1649 memcpy (plain, aes_counter, 16);
1650 crypto_cipher_encrypt_one(tfm, plain, plain);
1652 for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) {
1653 context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]);
1659 /* prepare for calculation of a new mic */
1660 static void emmh32_init(emmh32_context *context)
1662 /* prepare for new mic calculation */
1664 context->position = 0;
1667 /* add some bytes to the mic calculation */
1668 static void emmh32_update(emmh32_context *context, u8 *pOctets, int len)
1670 int coeff_position, byte_position;
1672 if (len == 0) return;
1674 coeff_position = context->position >> 2;
1676 /* deal with partial 32-bit word left over from last update */
1677 byte_position = context->position & 3;
1678 if (byte_position) {
1679 /* have a partial word in part to deal with */
1681 if (len == 0) return;
1682 context->part.d8[byte_position++] = *pOctets++;
1683 context->position++;
1685 } while (byte_position < 4);
1686 MIC_ACCUM(ntohl(context->part.d32));
1689 /* deal with full 32-bit words */
1691 MIC_ACCUM(ntohl(*(__be32 *)pOctets));
1692 context->position += 4;
1697 /* deal with partial 32-bit word that will be left over from this update */
1700 context->part.d8[byte_position++] = *pOctets++;
1701 context->position++;
1706 /* mask used to zero empty bytes for final partial word */
1707 static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L };
1709 /* calculate the mic */
1710 static void emmh32_final(emmh32_context *context, u8 digest[4])
1712 int coeff_position, byte_position;
1718 coeff_position = context->position >> 2;
1720 /* deal with partial 32-bit word left over from last update */
1721 byte_position = context->position & 3;
1722 if (byte_position) {
1723 /* have a partial word in part to deal with */
1724 val = ntohl(context->part.d32);
1725 MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */
1728 /* reduce the accumulated u64 to a 32-bit MIC */
1729 sum = context->accum;
1730 stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15);
1731 utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15);
1732 sum = utmp & 0xffffffffLL;
1733 if (utmp > 0x10000000fLL)
1737 digest[0] = (val>>24) & 0xFF;
1738 digest[1] = (val>>16) & 0xFF;
1739 digest[2] = (val>>8) & 0xFF;
1740 digest[3] = val & 0xFF;
1743 static int readBSSListRid(struct airo_info *ai, int first,
1750 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
1751 memset(&cmd, 0, sizeof(cmd));
1752 cmd.cmd=CMD_LISTBSS;
1753 if (down_interruptible(&ai->sem))
1754 return -ERESTARTSYS;
1755 ai->list_bss_task = current;
1756 issuecommand(ai, &cmd, &rsp);
1758 /* Let the command take effect */
1759 schedule_timeout_uninterruptible(3 * HZ);
1760 ai->list_bss_task = NULL;
1762 return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext,
1763 list, ai->bssListRidLen, 1);
1766 static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock)
1768 return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM,
1769 wkr, sizeof(*wkr), lock);
1772 static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock)
1775 rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock);
1777 airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc);
1779 rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock);
1781 airo_print_err(ai->dev->name, "WEP_PERM set %x", rc);
1786 static int readSsidRid(struct airo_info*ai, SsidRid *ssidr)
1788 return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1);
1791 static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock)
1793 return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock);
1796 static int readConfigRid(struct airo_info *ai, int lock)
1804 rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock);
1812 static inline void checkThrottle(struct airo_info *ai)
1815 /* Old hardware had a limit on encryption speed */
1816 if (ai->config.authType != AUTH_OPEN && maxencrypt) {
1817 for(i=0; i<8; i++) {
1818 if (ai->config.rates[i] > maxencrypt) {
1819 ai->config.rates[i] = 0;
1825 static int writeConfigRid(struct airo_info *ai, int lock)
1829 if (!test_bit (FLAG_COMMIT, &ai->flags))
1832 clear_bit (FLAG_COMMIT, &ai->flags);
1833 clear_bit (FLAG_RESET, &ai->flags);
1837 if ((cfgr.opmode & MODE_CFG_MASK) == MODE_STA_IBSS)
1838 set_bit(FLAG_ADHOC, &ai->flags);
1840 clear_bit(FLAG_ADHOC, &ai->flags);
1842 return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock);
1845 static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock)
1847 return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock);
1850 static int readAPListRid(struct airo_info *ai, APListRid *aplr)
1852 return PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1);
1855 static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock)
1857 return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock);
1860 static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock)
1862 return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock);
1865 static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock)
1867 return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock);
1870 static void try_auto_wep(struct airo_info *ai)
1872 if (auto_wep && !(ai->flags & FLAG_RADIO_DOWN)) {
1873 ai->expires = RUN_AT(3*HZ);
1874 wake_up_interruptible(&ai->thr_wait);
1878 static int airo_open(struct net_device *dev) {
1879 struct airo_info *ai = dev->ml_priv;
1882 if (test_bit(FLAG_FLASHING, &ai->flags))
1885 /* Make sure the card is configured.
1886 * Wireless Extensions may postpone config changes until the card
1887 * is open (to pipeline changes and speed-up card setup). If
1888 * those changes are not yet commited, do it now - Jean II */
1889 if (test_bit(FLAG_COMMIT, &ai->flags)) {
1891 writeConfigRid(ai, 1);
1894 if (ai->wifidev != dev) {
1895 clear_bit(JOB_DIE, &ai->jobs);
1896 ai->airo_thread_task = kthread_run(airo_thread, dev, dev->name);
1897 if (IS_ERR(ai->airo_thread_task))
1898 return (int)PTR_ERR(ai->airo_thread_task);
1900 rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED,
1903 airo_print_err(dev->name,
1904 "register interrupt %d failed, rc %d",
1906 set_bit(JOB_DIE, &ai->jobs);
1907 kthread_stop(ai->airo_thread_task);
1911 /* Power on the MAC controller (which may have been disabled) */
1912 clear_bit(FLAG_RADIO_DOWN, &ai->flags);
1913 enable_interrupts(ai);
1919 netif_start_queue(dev);
1923 static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) {
1924 int npacks, pending;
1925 unsigned long flags;
1926 struct airo_info *ai = dev->ml_priv;
1929 airo_print_err(dev->name, "%s: skb == NULL!",__func__);
1932 npacks = skb_queue_len (&ai->txq);
1934 if (npacks >= MAXTXQ - 1) {
1935 netif_stop_queue (dev);
1936 if (npacks > MAXTXQ) {
1937 dev->stats.tx_fifo_errors++;
1940 skb_queue_tail (&ai->txq, skb);
1944 spin_lock_irqsave(&ai->aux_lock, flags);
1945 skb_queue_tail (&ai->txq, skb);
1946 pending = test_bit(FLAG_PENDING_XMIT, &ai->flags);
1947 spin_unlock_irqrestore(&ai->aux_lock,flags);
1948 netif_wake_queue (dev);
1951 set_bit(FLAG_PENDING_XMIT, &ai->flags);
1952 mpi_send_packet (dev);
1960 * Attempt to transmit a packet. Can be called from interrupt
1961 * or transmit . return number of packets we tried to send
1964 static int mpi_send_packet (struct net_device *dev)
1966 struct sk_buff *skb;
1967 unsigned char *buffer;
1970 struct airo_info *ai = dev->ml_priv;
1973 /* get a packet to send */
1975 if ((skb = skb_dequeue(&ai->txq)) == NULL) {
1976 airo_print_err(dev->name,
1977 "%s: Dequeue'd zero in send_packet()",
1982 /* check min length*/
1983 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
1986 ai->txfids[0].tx_desc.offset = 0;
1987 ai->txfids[0].tx_desc.valid = 1;
1988 ai->txfids[0].tx_desc.eoc = 1;
1989 ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr);
1992 * Magic, the cards firmware needs a length count (2 bytes) in the host buffer
1993 * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen
1994 * is immediatly after it. ------------------------------------------------
1995 * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA|
1996 * ------------------------------------------------
1999 memcpy((char *)ai->txfids[0].virtual_host_addr,
2000 (char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
2002 payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr +
2003 sizeof(wifictlhdr8023));
2004 sendbuf = ai->txfids[0].virtual_host_addr +
2005 sizeof(wifictlhdr8023) + 2 ;
2008 * Firmware automaticly puts 802 header on so
2009 * we don't need to account for it in the length
2011 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
2012 (ntohs(((__be16 *)buffer)[6]) != 0x888E)) {
2015 if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS)
2018 *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic));
2019 ai->txfids[0].tx_desc.len += sizeof(pMic);
2020 /* copy data into airo dma buffer */
2021 memcpy (sendbuf, buffer, sizeof(etherHead));
2022 buffer += sizeof(etherHead);
2023 sendbuf += sizeof(etherHead);
2024 memcpy (sendbuf, &pMic, sizeof(pMic));
2025 sendbuf += sizeof(pMic);
2026 memcpy (sendbuf, buffer, len - sizeof(etherHead));
2028 *payloadLen = cpu_to_le16(len - sizeof(etherHead));
2030 dev->trans_start = jiffies;
2032 /* copy data into airo dma buffer */
2033 memcpy(sendbuf, buffer, len);
2036 memcpy_toio(ai->txfids[0].card_ram_off,
2037 &ai->txfids[0].tx_desc, sizeof(TxFid));
2039 OUT4500(ai, EVACK, 8);
2041 dev_kfree_skb_any(skb);
2045 static void get_tx_error(struct airo_info *ai, s32 fid)
2050 status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
2052 if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS)
2054 bap_read(ai, &status, 2, BAP0);
2056 if (le16_to_cpu(status) & 2) /* Too many retries */
2057 ai->dev->stats.tx_aborted_errors++;
2058 if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */
2059 ai->dev->stats.tx_heartbeat_errors++;
2060 if (le16_to_cpu(status) & 8) /* Aid fail */
2062 if (le16_to_cpu(status) & 0x10) /* MAC disabled */
2063 ai->dev->stats.tx_carrier_errors++;
2064 if (le16_to_cpu(status) & 0x20) /* Association lost */
2066 /* We produce a TXDROP event only for retry or lifetime
2067 * exceeded, because that's the only status that really mean
2068 * that this particular node went away.
2069 * Other errors means that *we* screwed up. - Jean II */
2070 if ((le16_to_cpu(status) & 2) ||
2071 (le16_to_cpu(status) & 4)) {
2072 union iwreq_data wrqu;
2075 /* Faster to skip over useless data than to do
2076 * another bap_setup(). We are at offset 0x6 and
2077 * need to go to 0x18 and read 6 bytes - Jean II */
2078 bap_read(ai, (__le16 *) junk, 0x18, BAP0);
2080 /* Copy 802.11 dest address.
2081 * We use the 802.11 header because the frame may
2082 * not be 802.3 or may be mangled...
2083 * In Ad-Hoc mode, it will be the node address.
2084 * In managed mode, it will be most likely the AP addr
2085 * User space will figure out how to convert it to
2086 * whatever it needs (IP address or else).
2088 memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN);
2089 wrqu.addr.sa_family = ARPHRD_ETHER;
2091 /* Send event to user space */
2092 wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL);
2096 static void airo_end_xmit(struct net_device *dev) {
2099 struct airo_info *priv = dev->ml_priv;
2100 struct sk_buff *skb = priv->xmit.skb;
2101 int fid = priv->xmit.fid;
2102 u32 *fids = priv->fids;
2104 clear_bit(JOB_XMIT, &priv->jobs);
2105 clear_bit(FLAG_PENDING_XMIT, &priv->flags);
2106 status = transmit_802_3_packet (priv, fids[fid], skb->data);
2110 if ( status == SUCCESS ) {
2111 dev->trans_start = jiffies;
2112 for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
2114 priv->fids[fid] &= 0xffff;
2115 dev->stats.tx_window_errors++;
2117 if (i < MAX_FIDS / 2)
2118 netif_wake_queue(dev);
2122 static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) {
2125 struct airo_info *priv = dev->ml_priv;
2126 u32 *fids = priv->fids;
2128 if ( skb == NULL ) {
2129 airo_print_err(dev->name, "%s: skb == NULL!", __func__);
2133 /* Find a vacant FID */
2134 for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ );
2135 for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ );
2137 if ( j >= MAX_FIDS / 2 ) {
2138 netif_stop_queue(dev);
2140 if (i == MAX_FIDS / 2) {
2141 dev->stats.tx_fifo_errors++;
2145 /* check min length*/
2146 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2147 /* Mark fid as used & save length for later */
2148 fids[i] |= (len << 16);
2149 priv->xmit.skb = skb;
2151 if (down_trylock(&priv->sem) != 0) {
2152 set_bit(FLAG_PENDING_XMIT, &priv->flags);
2153 netif_stop_queue(dev);
2154 set_bit(JOB_XMIT, &priv->jobs);
2155 wake_up_interruptible(&priv->thr_wait);
2161 static void airo_end_xmit11(struct net_device *dev) {
2164 struct airo_info *priv = dev->ml_priv;
2165 struct sk_buff *skb = priv->xmit11.skb;
2166 int fid = priv->xmit11.fid;
2167 u32 *fids = priv->fids;
2169 clear_bit(JOB_XMIT11, &priv->jobs);
2170 clear_bit(FLAG_PENDING_XMIT11, &priv->flags);
2171 status = transmit_802_11_packet (priv, fids[fid], skb->data);
2175 if ( status == SUCCESS ) {
2176 dev->trans_start = jiffies;
2177 for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
2179 priv->fids[fid] &= 0xffff;
2180 dev->stats.tx_window_errors++;
2183 netif_wake_queue(dev);
2187 static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) {
2190 struct airo_info *priv = dev->ml_priv;
2191 u32 *fids = priv->fids;
2193 if (test_bit(FLAG_MPI, &priv->flags)) {
2194 /* Not implemented yet for MPI350 */
2195 netif_stop_queue(dev);
2199 if ( skb == NULL ) {
2200 airo_print_err(dev->name, "%s: skb == NULL!", __func__);
2204 /* Find a vacant FID */
2205 for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ );
2206 for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ );
2208 if ( j >= MAX_FIDS ) {
2209 netif_stop_queue(dev);
2211 if (i == MAX_FIDS) {
2212 dev->stats.tx_fifo_errors++;
2216 /* check min length*/
2217 len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
2218 /* Mark fid as used & save length for later */
2219 fids[i] |= (len << 16);
2220 priv->xmit11.skb = skb;
2221 priv->xmit11.fid = i;
2222 if (down_trylock(&priv->sem) != 0) {
2223 set_bit(FLAG_PENDING_XMIT11, &priv->flags);
2224 netif_stop_queue(dev);
2225 set_bit(JOB_XMIT11, &priv->jobs);
2226 wake_up_interruptible(&priv->thr_wait);
2228 airo_end_xmit11(dev);
2232 static void airo_read_stats(struct net_device *dev)
2234 struct airo_info *ai = dev->ml_priv;
2236 __le32 *vals = stats_rid.vals;
2238 clear_bit(JOB_STATS, &ai->jobs);
2239 if (ai->power.event) {
2243 readStatsRid(ai, &stats_rid, RID_STATS, 0);
2246 dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) +
2247 le32_to_cpu(vals[45]);
2248 dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) +
2249 le32_to_cpu(vals[41]);
2250 dev->stats.rx_bytes = le32_to_cpu(vals[92]);
2251 dev->stats.tx_bytes = le32_to_cpu(vals[91]);
2252 dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) +
2253 le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]);
2254 dev->stats.tx_errors = le32_to_cpu(vals[42]) +
2255 dev->stats.tx_fifo_errors;
2256 dev->stats.multicast = le32_to_cpu(vals[43]);
2257 dev->stats.collisions = le32_to_cpu(vals[89]);
2259 /* detailed rx_errors: */
2260 dev->stats.rx_length_errors = le32_to_cpu(vals[3]);
2261 dev->stats.rx_crc_errors = le32_to_cpu(vals[4]);
2262 dev->stats.rx_frame_errors = le32_to_cpu(vals[2]);
2263 dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]);
2266 static struct net_device_stats *airo_get_stats(struct net_device *dev)
2268 struct airo_info *local = dev->ml_priv;
2270 if (!test_bit(JOB_STATS, &local->jobs)) {
2271 /* Get stats out of the card if available */
2272 if (down_trylock(&local->sem) != 0) {
2273 set_bit(JOB_STATS, &local->jobs);
2274 wake_up_interruptible(&local->thr_wait);
2276 airo_read_stats(dev);
2282 static void airo_set_promisc(struct airo_info *ai) {
2286 memset(&cmd, 0, sizeof(cmd));
2287 cmd.cmd=CMD_SETMODE;
2288 clear_bit(JOB_PROMISC, &ai->jobs);
2289 cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC;
2290 issuecommand(ai, &cmd, &rsp);
2294 static void airo_set_multicast_list(struct net_device *dev) {
2295 struct airo_info *ai = dev->ml_priv;
2297 if ((dev->flags ^ ai->flags) & IFF_PROMISC) {
2298 change_bit(FLAG_PROMISC, &ai->flags);
2299 if (down_trylock(&ai->sem) != 0) {
2300 set_bit(JOB_PROMISC, &ai->jobs);
2301 wake_up_interruptible(&ai->thr_wait);
2303 airo_set_promisc(ai);
2306 if ((dev->flags&IFF_ALLMULTI)||dev->mc_count>0) {
2307 /* Turn on multicast. (Should be already setup...) */
2311 static int airo_set_mac_address(struct net_device *dev, void *p)
2313 struct airo_info *ai = dev->ml_priv;
2314 struct sockaddr *addr = p;
2316 readConfigRid(ai, 1);
2317 memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len);
2318 set_bit (FLAG_COMMIT, &ai->flags);
2320 writeConfigRid (ai, 1);
2322 memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len);
2324 memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len);
2328 static int airo_change_mtu(struct net_device *dev, int new_mtu)
2330 if ((new_mtu < 68) || (new_mtu > 2400))
2336 static LIST_HEAD(airo_devices);
2338 static void add_airo_dev(struct airo_info *ai)
2340 /* Upper layers already keep track of PCI devices,
2341 * so we only need to remember our non-PCI cards. */
2343 list_add_tail(&ai->dev_list, &airo_devices);
2346 static void del_airo_dev(struct airo_info *ai)
2349 list_del(&ai->dev_list);
2352 static int airo_close(struct net_device *dev) {
2353 struct airo_info *ai = dev->ml_priv;
2355 netif_stop_queue(dev);
2357 if (ai->wifidev != dev) {
2358 #ifdef POWER_ON_DOWN
2359 /* Shut power to the card. The idea is that the user can save
2360 * power when he doesn't need the card with "ifconfig down".
2361 * That's the method that is most friendly towards the network
2362 * stack (i.e. the network stack won't try to broadcast
2363 * anything on the interface and routes are gone. Jean II */
2364 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2367 disable_interrupts( ai );
2369 free_irq(dev->irq, dev);
2371 set_bit(JOB_DIE, &ai->jobs);
2372 kthread_stop(ai->airo_thread_task);
2377 void stop_airo_card( struct net_device *dev, int freeres )
2379 struct airo_info *ai = dev->ml_priv;
2381 set_bit(FLAG_RADIO_DOWN, &ai->flags);
2383 disable_interrupts(ai);
2384 takedown_proc_entry( dev, ai );
2385 if (test_bit(FLAG_REGISTERED, &ai->flags)) {
2386 unregister_netdev( dev );
2388 unregister_netdev(ai->wifidev);
2389 free_netdev(ai->wifidev);
2392 clear_bit(FLAG_REGISTERED, &ai->flags);
2395 * Clean out tx queue
2397 if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) {
2398 struct sk_buff *skb = NULL;
2399 for (;(skb = skb_dequeue(&ai->txq));)
2403 airo_networks_free (ai);
2410 /* PCMCIA frees this stuff, so only for PCI and ISA */
2411 release_region( dev->base_addr, 64 );
2412 if (test_bit(FLAG_MPI, &ai->flags)) {
2414 mpi_unmap_card(ai->pci);
2416 iounmap(ai->pcimem);
2418 iounmap(ai->pciaux);
2419 pci_free_consistent(ai->pci, PCI_SHARED_LEN,
2420 ai->shared, ai->shared_dma);
2423 crypto_free_cipher(ai->tfm);
2428 EXPORT_SYMBOL(stop_airo_card);
2430 static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr)
2432 memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN);
2436 static void mpi_unmap_card(struct pci_dev *pci)
2438 unsigned long mem_start = pci_resource_start(pci, 1);
2439 unsigned long mem_len = pci_resource_len(pci, 1);
2440 unsigned long aux_start = pci_resource_start(pci, 2);
2441 unsigned long aux_len = AUXMEMSIZE;
2443 release_mem_region(aux_start, aux_len);
2444 release_mem_region(mem_start, mem_len);
2447 /*************************************************************
2448 * This routine assumes that descriptors have been setup .
2449 * Run at insmod time or after reset when the decriptors
2450 * have been initialized . Returns 0 if all is well nz
2451 * otherwise . Does not allocate memory but sets up card
2452 * using previously allocated descriptors.
2454 static int mpi_init_descriptors (struct airo_info *ai)
2461 /* Alloc card RX descriptors */
2462 netif_stop_queue(ai->dev);
2464 memset(&rsp,0,sizeof(rsp));
2465 memset(&cmd,0,sizeof(cmd));
2467 cmd.cmd = CMD_ALLOCATEAUX;
2469 cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux);
2470 cmd.parm2 = MPI_MAX_FIDS;
2471 rc=issuecommand(ai, &cmd, &rsp);
2472 if (rc != SUCCESS) {
2473 airo_print_err(ai->dev->name, "Couldn't allocate RX FID");
2477 for (i=0; i<MPI_MAX_FIDS; i++) {
2478 memcpy_toio(ai->rxfids[i].card_ram_off,
2479 &ai->rxfids[i].rx_desc, sizeof(RxFid));
2482 /* Alloc card TX descriptors */
2484 memset(&rsp,0,sizeof(rsp));
2485 memset(&cmd,0,sizeof(cmd));
2487 cmd.cmd = CMD_ALLOCATEAUX;
2489 cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux);
2490 cmd.parm2 = MPI_MAX_FIDS;
2492 for (i=0; i<MPI_MAX_FIDS; i++) {
2493 ai->txfids[i].tx_desc.valid = 1;
2494 memcpy_toio(ai->txfids[i].card_ram_off,
2495 &ai->txfids[i].tx_desc, sizeof(TxFid));
2497 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2499 rc=issuecommand(ai, &cmd, &rsp);
2500 if (rc != SUCCESS) {
2501 airo_print_err(ai->dev->name, "Couldn't allocate TX FID");
2505 /* Alloc card Rid descriptor */
2506 memset(&rsp,0,sizeof(rsp));
2507 memset(&cmd,0,sizeof(cmd));
2509 cmd.cmd = CMD_ALLOCATEAUX;
2511 cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux);
2512 cmd.parm2 = 1; /* Magic number... */
2513 rc=issuecommand(ai, &cmd, &rsp);
2514 if (rc != SUCCESS) {
2515 airo_print_err(ai->dev->name, "Couldn't allocate RID");
2519 memcpy_toio(ai->config_desc.card_ram_off,
2520 &ai->config_desc.rid_desc, sizeof(Rid));
2526 * We are setting up three things here:
2527 * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid.
2528 * 2) Map PCI memory for issueing commands.
2529 * 3) Allocate memory (shared) to send and receive ethernet frames.
2531 static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci)
2533 unsigned long mem_start, mem_len, aux_start, aux_len;
2536 dma_addr_t busaddroff;
2537 unsigned char *vpackoff;
2538 unsigned char __iomem *pciaddroff;
2540 mem_start = pci_resource_start(pci, 1);
2541 mem_len = pci_resource_len(pci, 1);
2542 aux_start = pci_resource_start(pci, 2);
2543 aux_len = AUXMEMSIZE;
2545 if (!request_mem_region(mem_start, mem_len, DRV_NAME)) {
2546 airo_print_err("", "Couldn't get region %x[%x]",
2547 (int)mem_start, (int)mem_len);
2550 if (!request_mem_region(aux_start, aux_len, DRV_NAME)) {
2551 airo_print_err("", "Couldn't get region %x[%x]",
2552 (int)aux_start, (int)aux_len);
2556 ai->pcimem = ioremap(mem_start, mem_len);
2558 airo_print_err("", "Couldn't map region %x[%x]",
2559 (int)mem_start, (int)mem_len);
2562 ai->pciaux = ioremap(aux_start, aux_len);
2564 airo_print_err("", "Couldn't map region %x[%x]",
2565 (int)aux_start, (int)aux_len);
2569 /* Reserve PKTSIZE for each fid and 2K for the Rids */
2570 ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma);
2572 airo_print_err("", "Couldn't alloc_consistent %d",
2578 * Setup descriptor RX, TX, CONFIG
2580 busaddroff = ai->shared_dma;
2581 pciaddroff = ai->pciaux + AUX_OFFSET;
2582 vpackoff = ai->shared;
2584 /* RX descriptor setup */
2585 for(i = 0; i < MPI_MAX_FIDS; i++) {
2586 ai->rxfids[i].pending = 0;
2587 ai->rxfids[i].card_ram_off = pciaddroff;
2588 ai->rxfids[i].virtual_host_addr = vpackoff;
2589 ai->rxfids[i].rx_desc.host_addr = busaddroff;
2590 ai->rxfids[i].rx_desc.valid = 1;
2591 ai->rxfids[i].rx_desc.len = PKTSIZE;
2592 ai->rxfids[i].rx_desc.rdy = 0;
2594 pciaddroff += sizeof(RxFid);
2595 busaddroff += PKTSIZE;
2596 vpackoff += PKTSIZE;
2599 /* TX descriptor setup */
2600 for(i = 0; i < MPI_MAX_FIDS; i++) {
2601 ai->txfids[i].card_ram_off = pciaddroff;
2602 ai->txfids[i].virtual_host_addr = vpackoff;
2603 ai->txfids[i].tx_desc.valid = 1;
2604 ai->txfids[i].tx_desc.host_addr = busaddroff;
2605 memcpy(ai->txfids[i].virtual_host_addr,
2606 &wifictlhdr8023, sizeof(wifictlhdr8023));
2608 pciaddroff += sizeof(TxFid);
2609 busaddroff += PKTSIZE;
2610 vpackoff += PKTSIZE;
2612 ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */
2614 /* Rid descriptor setup */
2615 ai->config_desc.card_ram_off = pciaddroff;
2616 ai->config_desc.virtual_host_addr = vpackoff;
2617 ai->config_desc.rid_desc.host_addr = busaddroff;
2618 ai->ridbus = busaddroff;
2619 ai->config_desc.rid_desc.rid = 0;
2620 ai->config_desc.rid_desc.len = RIDSIZE;
2621 ai->config_desc.rid_desc.valid = 1;
2622 pciaddroff += sizeof(Rid);
2623 busaddroff += RIDSIZE;
2624 vpackoff += RIDSIZE;
2626 /* Tell card about descriptors */
2627 if (mpi_init_descriptors (ai) != SUCCESS)
2632 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2634 iounmap(ai->pciaux);
2636 iounmap(ai->pcimem);
2638 release_mem_region(aux_start, aux_len);
2640 release_mem_region(mem_start, mem_len);
2645 static const struct header_ops airo_header_ops = {
2646 .parse = wll_header_parse,
2649 static const struct net_device_ops airo11_netdev_ops = {
2650 .ndo_open = airo_open,
2651 .ndo_stop = airo_close,
2652 .ndo_start_xmit = airo_start_xmit11,
2653 .ndo_get_stats = airo_get_stats,
2654 .ndo_set_mac_address = airo_set_mac_address,
2655 .ndo_do_ioctl = airo_ioctl,
2656 .ndo_change_mtu = airo_change_mtu,
2659 static void wifi_setup(struct net_device *dev)
2661 dev->netdev_ops = &airo11_netdev_ops;
2662 dev->header_ops = &airo_header_ops;
2663 dev->wireless_handlers = &airo_handler_def;
2665 dev->type = ARPHRD_IEEE80211;
2666 dev->hard_header_len = ETH_HLEN;
2667 dev->mtu = AIRO_DEF_MTU;
2668 dev->addr_len = ETH_ALEN;
2669 dev->tx_queue_len = 100;
2671 memset(dev->broadcast,0xFF, ETH_ALEN);
2673 dev->flags = IFF_BROADCAST|IFF_MULTICAST;
2676 static struct net_device *init_wifidev(struct airo_info *ai,
2677 struct net_device *ethdev)
2680 struct net_device *dev = alloc_netdev(0, "wifi%d", wifi_setup);
2683 dev->ml_priv = ethdev->ml_priv;
2684 dev->irq = ethdev->irq;
2685 dev->base_addr = ethdev->base_addr;
2686 dev->wireless_data = ethdev->wireless_data;
2687 SET_NETDEV_DEV(dev, ethdev->dev.parent);
2688 memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len);
2689 err = register_netdev(dev);
2697 static int reset_card( struct net_device *dev , int lock) {
2698 struct airo_info *ai = dev->ml_priv;
2700 if (lock && down_interruptible(&ai->sem))
2703 OUT4500(ai,COMMAND,CMD_SOFTRESET);
2712 #define AIRO_MAX_NETWORK_COUNT 64
2713 static int airo_networks_allocate(struct airo_info *ai)
2719 kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement),
2721 if (!ai->networks) {
2722 airo_print_warn("", "Out of memory allocating beacons");
2729 static void airo_networks_free(struct airo_info *ai)
2731 kfree(ai->networks);
2732 ai->networks = NULL;
2735 static void airo_networks_initialize(struct airo_info *ai)
2739 INIT_LIST_HEAD(&ai->network_free_list);
2740 INIT_LIST_HEAD(&ai->network_list);
2741 for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++)
2742 list_add_tail(&ai->networks[i].list,
2743 &ai->network_free_list);
2746 static const struct net_device_ops airo_netdev_ops = {
2747 .ndo_open = airo_open,
2748 .ndo_stop = airo_close,
2749 .ndo_start_xmit = airo_start_xmit,
2750 .ndo_get_stats = airo_get_stats,
2751 .ndo_set_multicast_list = airo_set_multicast_list,
2752 .ndo_set_mac_address = airo_set_mac_address,
2753 .ndo_do_ioctl = airo_ioctl,
2754 .ndo_change_mtu = airo_change_mtu,
2755 .ndo_validate_addr = eth_validate_addr,
2758 static const struct net_device_ops mpi_netdev_ops = {
2759 .ndo_open = airo_open,
2760 .ndo_stop = airo_close,
2761 .ndo_start_xmit = mpi_start_xmit,
2762 .ndo_get_stats = airo_get_stats,
2763 .ndo_set_multicast_list = airo_set_multicast_list,
2764 .ndo_set_mac_address = airo_set_mac_address,
2765 .ndo_do_ioctl = airo_ioctl,
2766 .ndo_change_mtu = airo_change_mtu,
2767 .ndo_validate_addr = eth_validate_addr,
2771 static struct net_device *_init_airo_card( unsigned short irq, int port,
2772 int is_pcmcia, struct pci_dev *pci,
2773 struct device *dmdev )
2775 struct net_device *dev;
2776 struct airo_info *ai;
2778 CapabilityRid cap_rid;
2780 /* Create the network device object. */
2781 dev = alloc_netdev(sizeof(*ai), "", ether_setup);
2783 airo_print_err("", "Couldn't alloc_etherdev");
2787 ai = dev->ml_priv = netdev_priv(dev);
2789 ai->flags = 1 << FLAG_RADIO_DOWN;
2792 if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) {
2793 airo_print_dbg("", "Found an MPI350 card");
2794 set_bit(FLAG_MPI, &ai->flags);
2796 spin_lock_init(&ai->aux_lock);
2797 sema_init(&ai->sem, 1);
2800 init_waitqueue_head (&ai->thr_wait);
2804 if (airo_networks_allocate (ai))
2806 airo_networks_initialize (ai);
2808 skb_queue_head_init (&ai->txq);
2810 /* The Airo-specific entries in the device structure. */
2811 if (test_bit(FLAG_MPI,&ai->flags))
2812 dev->netdev_ops = &mpi_netdev_ops;
2814 dev->netdev_ops = &airo_netdev_ops;
2815 dev->wireless_handlers = &airo_handler_def;
2816 ai->wireless_data.spy_data = &ai->spy_data;
2817 dev->wireless_data = &ai->wireless_data;
2819 dev->base_addr = port;
2821 SET_NETDEV_DEV(dev, dmdev);
2823 reset_card (dev, 1);
2827 if (!request_region(dev->base_addr, 64, DRV_NAME)) {
2829 airo_print_err(dev->name, "Couldn't request region");
2834 if (test_bit(FLAG_MPI,&ai->flags)) {
2835 if (mpi_map_card(ai, pci)) {
2836 airo_print_err("", "Could not map memory");
2842 if (setup_card(ai, dev->dev_addr, 1) != SUCCESS) {
2843 airo_print_err(dev->name, "MAC could not be enabled" );
2847 } else if (!test_bit(FLAG_MPI,&ai->flags)) {
2848 ai->bap_read = fast_bap_read;
2849 set_bit(FLAG_FLASHING, &ai->flags);
2852 strcpy(dev->name, "eth%d");
2853 rc = register_netdev(dev);
2855 airo_print_err(dev->name, "Couldn't register_netdev");
2858 ai->wifidev = init_wifidev(ai, dev);
2862 rc = readCapabilityRid(ai, &cap_rid, 1);
2863 if (rc != SUCCESS) {
2867 /* WEP capability discovery */
2868 ai->wep_capable = (cap_rid.softCap & cpu_to_le16(0x02)) ? 1 : 0;
2869 ai->max_wep_idx = (cap_rid.softCap & cpu_to_le16(0x80)) ? 3 : 0;
2871 airo_print_info(dev->name, "Firmware version %x.%x.%02x",
2872 ((le16_to_cpu(cap_rid.softVer) >> 8) & 0xF),
2873 (le16_to_cpu(cap_rid.softVer) & 0xFF),
2874 le16_to_cpu(cap_rid.softSubVer));
2876 /* Test for WPA support */
2877 /* Only firmware versions 5.30.17 or better can do WPA */
2878 if (le16_to_cpu(cap_rid.softVer) > 0x530
2879 || (le16_to_cpu(cap_rid.softVer) == 0x530
2880 && le16_to_cpu(cap_rid.softSubVer) >= 17)) {
2881 airo_print_info(ai->dev->name, "WPA supported.");
2883 set_bit(FLAG_WPA_CAPABLE, &ai->flags);
2884 ai->bssListFirst = RID_WPA_BSSLISTFIRST;
2885 ai->bssListNext = RID_WPA_BSSLISTNEXT;
2886 ai->bssListRidLen = sizeof(BSSListRid);
2888 airo_print_info(ai->dev->name, "WPA unsupported with firmware "
2889 "versions older than 5.30.17.");
2891 ai->bssListFirst = RID_BSSLISTFIRST;
2892 ai->bssListNext = RID_BSSLISTNEXT;
2893 ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra);
2896 set_bit(FLAG_REGISTERED,&ai->flags);
2897 airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr);
2899 /* Allocate the transmit buffers */
2900 if (probe && !test_bit(FLAG_MPI,&ai->flags))
2901 for( i = 0; i < MAX_FIDS; i++ )
2902 ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2904 if (setup_proc_entry(dev, dev->ml_priv) < 0)
2910 unregister_netdev(ai->wifidev);
2911 free_netdev(ai->wifidev);
2913 unregister_netdev(dev);
2915 if (test_bit(FLAG_MPI,&ai->flags) && pci) {
2916 pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma);
2917 iounmap(ai->pciaux);
2918 iounmap(ai->pcimem);
2919 mpi_unmap_card(ai->pci);
2923 release_region( dev->base_addr, 64 );
2925 airo_networks_free(ai);
2932 struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia,
2933 struct device *dmdev)
2935 return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev);
2938 EXPORT_SYMBOL(init_airo_card);
2940 static int waitbusy (struct airo_info *ai) {
2942 while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
2944 if ((++delay % 20) == 0)
2945 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
2947 return delay < 10000;
2950 int reset_airo_card( struct net_device *dev )
2953 struct airo_info *ai = dev->ml_priv;
2955 if (reset_card (dev, 1))
2958 if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) {
2959 airo_print_err(dev->name, "MAC could not be enabled");
2962 airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr);
2963 /* Allocate the transmit buffers if needed */
2964 if (!test_bit(FLAG_MPI,&ai->flags))
2965 for( i = 0; i < MAX_FIDS; i++ )
2966 ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2);
2968 enable_interrupts( ai );
2969 netif_wake_queue(dev);
2973 EXPORT_SYMBOL(reset_airo_card);
2975 static void airo_send_event(struct net_device *dev) {
2976 struct airo_info *ai = dev->ml_priv;
2977 union iwreq_data wrqu;
2978 StatusRid status_rid;
2980 clear_bit(JOB_EVENT, &ai->jobs);
2981 PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0);
2983 wrqu.data.length = 0;
2984 wrqu.data.flags = 0;
2985 memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN);
2986 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
2988 /* Send event to user space */
2989 wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
2992 static void airo_process_scan_results (struct airo_info *ai) {
2993 union iwreq_data wrqu;
2996 BSSListElement * loop_net;
2997 BSSListElement * tmp_net;
2999 /* Blow away current list of scan results */
3000 list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) {
3001 list_move_tail (&loop_net->list, &ai->network_free_list);
3002 /* Don't blow away ->list, just BSS data */
3003 memset (loop_net, 0, sizeof (loop_net->bss));
3006 /* Try to read the first entry of the scan result */
3007 rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0);
3008 if((rc) || (bss.index == cpu_to_le16(0xffff))) {
3009 /* No scan results */
3013 /* Read and parse all entries */
3015 while((!rc) && (bss.index != cpu_to_le16(0xffff))) {
3016 /* Grab a network off the free list */
3017 if (!list_empty(&ai->network_free_list)) {
3018 tmp_net = list_entry(ai->network_free_list.next,
3019 BSSListElement, list);
3020 list_del(ai->network_free_list.next);
3023 if (tmp_net != NULL) {
3024 memcpy(tmp_net, &bss, sizeof(tmp_net->bss));
3025 list_add_tail(&tmp_net->list, &ai->network_list);
3029 /* Read next entry */
3030 rc = PC4500_readrid(ai, ai->bssListNext,
3031 &bss, ai->bssListRidLen, 0);
3035 ai->scan_timeout = 0;
3036 clear_bit(JOB_SCAN_RESULTS, &ai->jobs);
3039 /* Send an empty event to user space.
3040 * We don't send the received data on
3041 * the event because it would require
3042 * us to do complex transcoding, and
3043 * we want to minimise the work done in
3044 * the irq handler. Use a request to
3045 * extract the data - Jean II */
3046 wrqu.data.length = 0;
3047 wrqu.data.flags = 0;
3048 wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL);
3051 static int airo_thread(void *data) {
3052 struct net_device *dev = data;
3053 struct airo_info *ai = dev->ml_priv;
3058 /* make swsusp happy with our thread */
3061 if (test_bit(JOB_DIE, &ai->jobs))
3065 locked = down_interruptible(&ai->sem);
3069 init_waitqueue_entry(&wait, current);
3070 add_wait_queue(&ai->thr_wait, &wait);
3072 set_current_state(TASK_INTERRUPTIBLE);
3075 if (ai->expires || ai->scan_timeout) {
3076 if (ai->scan_timeout &&
3077 time_after_eq(jiffies,ai->scan_timeout)){
3078 set_bit(JOB_SCAN_RESULTS, &ai->jobs);
3080 } else if (ai->expires &&
3081 time_after_eq(jiffies,ai->expires)){
3082 set_bit(JOB_AUTOWEP, &ai->jobs);
3085 if (!kthread_should_stop() &&
3086 !freezing(current)) {
3087 unsigned long wake_at;
3088 if (!ai->expires || !ai->scan_timeout) {
3089 wake_at = max(ai->expires,
3092 wake_at = min(ai->expires,
3095 schedule_timeout(wake_at - jiffies);
3098 } else if (!kthread_should_stop() &&
3099 !freezing(current)) {
3105 current->state = TASK_RUNNING;
3106 remove_wait_queue(&ai->thr_wait, &wait);
3113 if (test_bit(JOB_DIE, &ai->jobs)) {
3118 if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) {
3123 if (test_bit(JOB_XMIT, &ai->jobs))
3125 else if (test_bit(JOB_XMIT11, &ai->jobs))
3126 airo_end_xmit11(dev);
3127 else if (test_bit(JOB_STATS, &ai->jobs))
3128 airo_read_stats(dev);
3129 else if (test_bit(JOB_WSTATS, &ai->jobs))
3130 airo_read_wireless_stats(ai);
3131 else if (test_bit(JOB_PROMISC, &ai->jobs))
3132 airo_set_promisc(ai);
3133 else if (test_bit(JOB_MIC, &ai->jobs))
3135 else if (test_bit(JOB_EVENT, &ai->jobs))
3136 airo_send_event(dev);
3137 else if (test_bit(JOB_AUTOWEP, &ai->jobs))
3139 else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs))
3140 airo_process_scan_results(ai);
3141 else /* Shouldn't get here, but we make sure to unlock */
3148 static int header_len(__le16 ctl)
3150 u16 fc = le16_to_cpu(ctl);
3153 if ((fc & 0xe0) == 0xc0)
3154 return 10; /* one-address control packet */
3155 return 16; /* two-address control packet */
3157 if ((fc & 0x300) == 0x300)
3158 return 30; /* WDS packet */
3163 static void airo_handle_cisco_mic(struct airo_info *ai)
3165 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) {
3166 set_bit(JOB_MIC, &ai->jobs);
3167 wake_up_interruptible(&ai->thr_wait);
3171 /* Airo Status codes */
3172 #define STAT_NOBEACON 0x8000 /* Loss of sync - missed beacons */
3173 #define STAT_MAXRETRIES 0x8001 /* Loss of sync - max retries */
3174 #define STAT_MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/
3175 #define STAT_FORCELOSS 0x8003 /* Loss of sync - host request */
3176 #define STAT_TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */
3177 #define STAT_DEAUTH 0x8100 /* low byte is 802.11 reason code */
3178 #define STAT_DISASSOC 0x8200 /* low byte is 802.11 reason code */
3179 #define STAT_ASSOC_FAIL 0x8400 /* low byte is 802.11 reason code */
3180 #define STAT_AUTH_FAIL 0x0300 /* low byte is 802.11 reason code */
3181 #define STAT_ASSOC 0x0400 /* Associated */
3182 #define STAT_REASSOC 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3184 static void airo_print_status(const char *devname, u16 status)
3186 u8 reason = status & 0xFF;
3190 airo_print_dbg(devname, "link lost (missed beacons)");
3192 case STAT_MAXRETRIES:
3194 airo_print_dbg(devname, "link lost (max retries)");
3196 case STAT_FORCELOSS:
3197 airo_print_dbg(devname, "link lost (local choice)");
3200 airo_print_dbg(devname, "link lost (TSF sync lost)");
3203 airo_print_dbg(devname, "deauthenticated (reason: %d)", reason);
3206 airo_print_dbg(devname, "disassociated (reason: %d)", reason);
3208 case STAT_ASSOC_FAIL:
3209 airo_print_dbg(devname, "association failed (reason: %d)",
3212 case STAT_AUTH_FAIL:
3213 airo_print_dbg(devname, "authentication failed (reason: %d)",
3221 static void airo_handle_link(struct airo_info *ai)
3223 union iwreq_data wrqu;
3224 int scan_forceloss = 0;
3227 /* Get new status and acknowledge the link change */
3228 status = le16_to_cpu(IN4500(ai, LINKSTAT));
3229 OUT4500(ai, EVACK, EV_LINK);
3231 if ((status == STAT_FORCELOSS) && (ai->scan_timeout > 0))
3234 airo_print_status(ai->dev->name, status);
3236 if ((status == STAT_ASSOC) || (status == STAT_REASSOC)) {
3239 if (ai->list_bss_task)
3240 wake_up_process(ai->list_bss_task);
3241 set_bit(FLAG_UPDATE_UNI, &ai->flags);
3242 set_bit(FLAG_UPDATE_MULTI, &ai->flags);
3244 if (down_trylock(&ai->sem) != 0) {
3245 set_bit(JOB_EVENT, &ai->jobs);
3246 wake_up_interruptible(&ai->thr_wait);
3248 airo_send_event(ai->dev);
3249 } else if (!scan_forceloss) {
3250 if (auto_wep && !ai->expires) {
3251 ai->expires = RUN_AT(3*HZ);
3252 wake_up_interruptible(&ai->thr_wait);
3255 /* Send event to user space */
3256 memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN);
3257 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3258 wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL);
3262 static void airo_handle_rx(struct airo_info *ai)
3264 struct sk_buff *skb = NULL;
3265 __le16 fc, v, *buffer, tmpbuf[4];
3266 u16 len, hdrlen = 0, gap, fid;
3270 if (test_bit(FLAG_MPI, &ai->flags)) {
3271 if (test_bit(FLAG_802_11, &ai->flags))
3272 mpi_receive_802_11(ai);
3274 mpi_receive_802_3(ai);
3275 OUT4500(ai, EVACK, EV_RX);
3279 fid = IN4500(ai, RXFID);
3281 /* Get the packet length */
3282 if (test_bit(FLAG_802_11, &ai->flags)) {
3283 bap_setup (ai, fid, 4, BAP0);
3284 bap_read (ai, (__le16*)&hdr, sizeof(hdr), BAP0);
3285 /* Bad CRC. Ignore packet */
3286 if (le16_to_cpu(hdr.status) & 2)
3288 if (ai->wifidev == NULL)
3291 bap_setup(ai, fid, 0x36, BAP0);
3292 bap_read(ai, &hdr.len, 2, BAP0);
3294 len = le16_to_cpu(hdr.len);
3296 if (len > AIRO_DEF_MTU) {
3297 airo_print_err(ai->dev->name, "Bad size %d", len);
3303 if (test_bit(FLAG_802_11, &ai->flags)) {
3304 bap_read(ai, &fc, sizeof (fc), BAP0);
3305 hdrlen = header_len(fc);
3307 hdrlen = ETH_ALEN * 2;
3309 skb = dev_alloc_skb(len + hdrlen + 2 + 2);
3311 ai->dev->stats.rx_dropped++;
3315 skb_reserve(skb, 2); /* This way the IP header is aligned */
3316 buffer = (__le16 *) skb_put(skb, len + hdrlen);
3317 if (test_bit(FLAG_802_11, &ai->flags)) {
3319 bap_read(ai, buffer + 1, hdrlen - 2, BAP0);
3321 bap_read(ai, tmpbuf, 6, BAP0);
3323 bap_read(ai, &v, sizeof(v), BAP0);
3324 gap = le16_to_cpu(v);
3327 bap_read(ai, tmpbuf, gap, BAP0);
3329 airo_print_err(ai->dev->name, "gaplen too "
3330 "big. Problems will follow...");
3333 bap_read(ai, buffer + hdrlen/2, len, BAP0);
3337 bap_read(ai, buffer, ETH_ALEN * 2, BAP0);
3338 if (ai->micstats.enabled) {
3339 bap_read(ai, (__le16 *) &micbuf, sizeof (micbuf), BAP0);
3340 if (ntohs(micbuf.typelen) > 0x05DC)
3341 bap_setup(ai, fid, 0x44, BAP0);
3343 if (len <= sizeof (micbuf)) {
3344 dev_kfree_skb_irq(skb);
3348 len -= sizeof(micbuf);
3349 skb_trim(skb, len + hdrlen);
3353 bap_read(ai, buffer + ETH_ALEN, len, BAP0);
3354 if (decapsulate(ai, &micbuf, (etherHead*) buffer, len))
3355 dev_kfree_skb_irq (skb);
3361 if (success && (ai->spy_data.spy_number > 0)) {
3363 struct iw_quality wstats;
3365 /* Prepare spy data : addr + qual */
3366 if (!test_bit(FLAG_802_11, &ai->flags)) {
3367 sa = (char *) buffer + 6;
3368 bap_setup(ai, fid, 8, BAP0);
3369 bap_read(ai, (__le16 *) hdr.rssi, 2, BAP0);
3371 sa = (char *) buffer + 10;
3372 wstats.qual = hdr.rssi[0];
3374 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3376 wstats.level = (hdr.rssi[1] + 321) / 2;
3377 wstats.noise = ai->wstats.qual.noise;
3378 wstats.updated = IW_QUAL_LEVEL_UPDATED
3379 | IW_QUAL_QUAL_UPDATED
3381 /* Update spy records */
3382 wireless_spy_update(ai->dev, sa, &wstats);
3384 #endif /* WIRELESS_SPY */
3387 OUT4500(ai, EVACK, EV_RX);
3390 if (test_bit(FLAG_802_11, &ai->flags)) {
3391 skb_reset_mac_header(skb);
3392 skb->pkt_type = PACKET_OTHERHOST;
3393 skb->dev = ai->wifidev;
3394 skb->protocol = htons(ETH_P_802_2);
3396 skb->protocol = eth_type_trans(skb, ai->dev);
3397 skb->ip_summed = CHECKSUM_NONE;
3403 static void airo_handle_tx(struct airo_info *ai, u16 status)
3405 int i, len = 0, index = -1;
3408 if (test_bit(FLAG_MPI, &ai->flags)) {
3409 unsigned long flags;
3411 if (status & EV_TXEXC)
3412 get_tx_error(ai, -1);
3414 spin_lock_irqsave(&ai->aux_lock, flags);
3415 if (!skb_queue_empty(&ai->txq)) {
3416 spin_unlock_irqrestore(&ai->aux_lock,flags);
3417 mpi_send_packet(ai->dev);
3419 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
3420 spin_unlock_irqrestore(&ai->aux_lock,flags);
3421 netif_wake_queue(ai->dev);
3423 OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3427 fid = IN4500(ai, TXCOMPLFID);
3429 for(i = 0; i < MAX_FIDS; i++) {
3430 if ((ai->fids[i] & 0xffff) == fid) {
3431 len = ai->fids[i] >> 16;
3437 if (status & EV_TXEXC)
3438 get_tx_error(ai, index);
3440 OUT4500(ai, EVACK, status & (EV_TX | EV_TXEXC));
3442 /* Set up to be used again */
3443 ai->fids[index] &= 0xffff;
3444 if (index < MAX_FIDS / 2) {
3445 if (!test_bit(FLAG_PENDING_XMIT, &ai->flags))
3446 netif_wake_queue(ai->dev);
3448 if (!test_bit(FLAG_PENDING_XMIT11, &ai->flags))
3449 netif_wake_queue(ai->wifidev);
3452 OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC));
3453 airo_print_err(ai->dev->name, "Unallocated FID was used to xmit");
3457 static irqreturn_t airo_interrupt(int irq, void *dev_id)
3459 struct net_device *dev = dev_id;
3460 u16 status, savedInterrupts = 0;
3461 struct airo_info *ai = dev->ml_priv;
3464 if (!netif_device_present(dev))
3468 status = IN4500(ai, EVSTAT);
3469 if (!(status & STATUS_INTS) || (status == 0xffff))
3474 if (status & EV_AWAKE) {
3475 OUT4500(ai, EVACK, EV_AWAKE);
3476 OUT4500(ai, EVACK, EV_AWAKE);
3479 if (!savedInterrupts) {
3480 savedInterrupts = IN4500(ai, EVINTEN);
3481 OUT4500(ai, EVINTEN, 0);
3484 if (status & EV_MIC) {
3485 OUT4500(ai, EVACK, EV_MIC);
3486 airo_handle_cisco_mic(ai);
3489 if (status & EV_LINK) {
3490 /* Link status changed */
3491 airo_handle_link(ai);
3494 /* Check to see if there is something to receive */
3498 /* Check to see if a packet has been transmitted */
3499 if (status & (EV_TX | EV_TXCPY | EV_TXEXC))
3500 airo_handle_tx(ai, status);
3502 if ( status & ~STATUS_INTS & ~IGNORE_INTS ) {
3503 airo_print_warn(ai->dev->name, "Got weird status %x",
3504 status & ~STATUS_INTS & ~IGNORE_INTS );
3508 if (savedInterrupts)
3509 OUT4500(ai, EVINTEN, savedInterrupts);
3511 return IRQ_RETVAL(handled);
3515 * Routines to talk to the card
3519 * This was originally written for the 4500, hence the name
3520 * NOTE: If use with 8bit mode and SMP bad things will happen!
3521 * Why would some one do 8 bit IO in an SMP machine?!?
3523 static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) {
3524 if (test_bit(FLAG_MPI,&ai->flags))
3527 outw( val, ai->dev->base_addr + reg );
3529 outb( val & 0xff, ai->dev->base_addr + reg );
3530 outb( val >> 8, ai->dev->base_addr + reg + 1 );
3534 static u16 IN4500( struct airo_info *ai, u16 reg ) {
3537 if (test_bit(FLAG_MPI,&ai->flags))
3540 rc = inw( ai->dev->base_addr + reg );
3542 rc = inb( ai->dev->base_addr + reg );
3543 rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8;
3548 static int enable_MAC(struct airo_info *ai, int lock)
3554 /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions
3555 * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down"
3556 * Note : we could try to use !netif_running(dev) in enable_MAC()
3557 * instead of this flag, but I don't trust it *within* the
3558 * open/close functions, and testing both flags together is
3559 * "cheaper" - Jean II */
3560 if (ai->flags & FLAG_RADIO_MASK) return SUCCESS;
3562 if (lock && down_interruptible(&ai->sem))
3563 return -ERESTARTSYS;
3565 if (!test_bit(FLAG_ENABLED, &ai->flags)) {
3566 memset(&cmd, 0, sizeof(cmd));
3567 cmd.cmd = MAC_ENABLE;
3568 rc = issuecommand(ai, &cmd, &rsp);
3570 set_bit(FLAG_ENABLED, &ai->flags);
3578 airo_print_err(ai->dev->name, "Cannot enable MAC");
3579 else if ((rsp.status & 0xFF00) != 0) {
3580 airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, "
3581 "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2);
3587 static void disable_MAC( struct airo_info *ai, int lock ) {
3591 if (lock && down_interruptible(&ai->sem))
3594 if (test_bit(FLAG_ENABLED, &ai->flags)) {
3595 memset(&cmd, 0, sizeof(cmd));
3596 cmd.cmd = MAC_DISABLE; // disable in case already enabled
3597 issuecommand(ai, &cmd, &rsp);
3598 clear_bit(FLAG_ENABLED, &ai->flags);
3604 static void enable_interrupts( struct airo_info *ai ) {
3605 /* Enable the interrupts */
3606 OUT4500( ai, EVINTEN, STATUS_INTS );
3609 static void disable_interrupts( struct airo_info *ai ) {
3610 OUT4500( ai, EVINTEN, 0 );
3613 static void mpi_receive_802_3(struct airo_info *ai)
3617 struct sk_buff *skb;
3622 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3623 /* Make sure we got something */
3624 if (rxd.rdy && rxd.valid == 0) {
3626 if (len < 12 || len > 2048)
3629 skb = dev_alloc_skb(len);
3631 ai->dev->stats.rx_dropped++;
3634 buffer = skb_put(skb,len);
3635 memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2);
3636 if (ai->micstats.enabled) {
3638 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2,
3640 if (ntohs(micbuf.typelen) <= 0x05DC) {
3641 if (len <= sizeof(micbuf) + ETH_ALEN * 2)
3644 off = sizeof(micbuf);
3645 skb_trim (skb, len - off);
3648 memcpy(buffer + ETH_ALEN * 2,
3649 ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off,
3650 len - ETH_ALEN * 2 - off);
3651 if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) {
3653 dev_kfree_skb_irq (skb);
3657 if (ai->spy_data.spy_number > 0) {
3659 struct iw_quality wstats;
3660 /* Prepare spy data : addr + qual */
3661 sa = buffer + ETH_ALEN;
3662 wstats.qual = 0; /* XXX Where do I get that info from ??? */
3665 /* Update spy records */
3666 wireless_spy_update(ai->dev, sa, &wstats);
3668 #endif /* WIRELESS_SPY */
3670 skb->ip_summed = CHECKSUM_NONE;
3671 skb->protocol = eth_type_trans(skb, ai->dev);
3675 if (rxd.valid == 0) {
3679 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3683 static void mpi_receive_802_11(struct airo_info *ai)
3686 struct sk_buff *skb = NULL;
3687 u16 len, hdrlen = 0;
3692 char *ptr = ai->rxfids[0].virtual_host_addr + 4;
3694 memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd));
3695 memcpy ((char *)&hdr, ptr, sizeof(hdr));
3697 /* Bad CRC. Ignore packet */
3698 if (le16_to_cpu(hdr.status) & 2)
3700 if (ai->wifidev == NULL)
3702 len = le16_to_cpu(hdr.len);
3703 if (len > AIRO_DEF_MTU) {
3704 airo_print_err(ai->dev->name, "Bad size %d", len);
3710 fc = get_unaligned((__le16 *)ptr);
3711 hdrlen = header_len(fc);
3713 skb = dev_alloc_skb( len + hdrlen + 2 );
3715 ai->dev->stats.rx_dropped++;
3718 buffer = (u16*)skb_put (skb, len + hdrlen);
3719 memcpy ((char *)buffer, ptr, hdrlen);
3723 gap = get_unaligned_le16(ptr);
3724 ptr += sizeof(__le16);
3729 airo_print_err(ai->dev->name,
3730 "gaplen too big. Problems will follow...");
3732 memcpy ((char *)buffer + hdrlen, ptr, len);
3734 #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */
3735 if (ai->spy_data.spy_number > 0) {
3737 struct iw_quality wstats;
3738 /* Prepare spy data : addr + qual */
3739 sa = (char*)buffer + 10;
3740 wstats.qual = hdr.rssi[0];
3742 wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm;
3744 wstats.level = (hdr.rssi[1] + 321) / 2;
3745 wstats.noise = ai->wstats.qual.noise;
3746 wstats.updated = IW_QUAL_QUAL_UPDATED
3747 | IW_QUAL_LEVEL_UPDATED
3749 /* Update spy records */
3750 wireless_spy_update(ai->dev, sa, &wstats);
3752 #endif /* IW_WIRELESS_SPY */
3753 skb_reset_mac_header(skb);
3754 skb->pkt_type = PACKET_OTHERHOST;
3755 skb->dev = ai->wifidev;
3756 skb->protocol = htons(ETH_P_802_2);
3757 skb->ip_summed = CHECKSUM_NONE;
3761 if (rxd.valid == 0) {
3765 memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd));
3769 static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
3779 memset( &mySsid, 0, sizeof( mySsid ) );
3783 /* The NOP is the first step in getting the card going */
3785 cmd.parm0 = cmd.parm1 = cmd.parm2 = 0;
3786 if (lock && down_interruptible(&ai->sem))
3788 if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) {
3793 disable_MAC( ai, 0);
3795 // Let's figure out if we need to use the AUX port
3796 if (!test_bit(FLAG_MPI,&ai->flags)) {
3797 cmd.cmd = CMD_ENABLEAUX;
3798 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
3801 airo_print_err(ai->dev->name, "Error checking for AUX port");
3804 if (!aux_bap || rsp.status & 0xff00) {
3805 ai->bap_read = fast_bap_read;
3806 airo_print_dbg(ai->dev->name, "Doing fast bap_reads");
3808 ai->bap_read = aux_bap_read;
3809 airo_print_dbg(ai->dev->name, "Doing AUX bap_reads");
3814 if (ai->config.len == 0) {
3816 tdsRssiRid rssi_rid;
3817 CapabilityRid cap_rid;
3823 // general configuration (read/modify/write)
3824 status = readConfigRid(ai, lock);
3825 if ( status != SUCCESS ) return ERROR;
3827 status = readCapabilityRid(ai, &cap_rid, lock);
3828 if ( status != SUCCESS ) return ERROR;
3830 status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock);
3831 if ( status == SUCCESS ) {
3832 if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL)
3833 memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */
3838 if (cap_rid.softCap & cpu_to_le16(8))
3839 ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
3841 airo_print_warn(ai->dev->name, "unknown received signal "
3844 ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
3845 ai->config.authType = AUTH_OPEN;
3846 ai->config.modulation = MOD_CCK;
3848 if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) &&
3849 (cap_rid.extSoftCap & cpu_to_le16(1)) &&
3850 micsetup(ai) == SUCCESS) {
3851 ai->config.opmode |= MODE_MIC;
3852 set_bit(FLAG_MIC_CAPABLE, &ai->flags);
3855 /* Save off the MAC */
3856 for( i = 0; i < ETH_ALEN; i++ ) {
3857 mac[i] = ai->config.macAddr[i];
3860 /* Check to see if there are any insmod configured
3863 memset(ai->config.rates,0,sizeof(ai->config.rates));
3864 for( i = 0; i < 8 && rates[i]; i++ ) {
3865 ai->config.rates[i] = rates[i];
3868 if ( basic_rate > 0 ) {
3869 for( i = 0; i < 8; i++ ) {
3870 if ( ai->config.rates[i] == basic_rate ||
3871 !ai->config.rates ) {
3872 ai->config.rates[i] = basic_rate | 0x80;
3877 set_bit (FLAG_COMMIT, &ai->flags);
3880 /* Setup the SSIDs if present */
3883 for( i = 0; i < 3 && ssids[i]; i++ ) {
3884 size_t len = strlen(ssids[i]);
3887 mySsid.ssids[i].len = cpu_to_le16(len);
3888 memcpy(mySsid.ssids[i].ssid, ssids[i], len);
3890 mySsid.len = cpu_to_le16(sizeof(mySsid));
3893 status = writeConfigRid(ai, lock);
3894 if ( status != SUCCESS ) return ERROR;
3896 /* Set up the SSID list */
3898 status = writeSsidRid(ai, &mySsid, lock);
3899 if ( status != SUCCESS ) return ERROR;
3902 status = enable_MAC(ai, lock);
3903 if (status != SUCCESS)
3906 /* Grab the initial wep key, we gotta save it for auto_wep */
3907 rc = readWepKeyRid(ai, &wkr, 1, lock);
3908 if (rc == SUCCESS) do {
3909 lastindex = wkr.kindex;
3910 if (wkr.kindex == cpu_to_le16(0xffff)) {
3911 ai->defindex = wkr.mac[0];
3913 rc = readWepKeyRid(ai, &wkr, 0, lock);
3914 } while(lastindex != wkr.kindex);
3921 static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) {
3922 // Im really paranoid about letting it run forever!
3923 int max_tries = 600000;
3925 if (IN4500(ai, EVSTAT) & EV_CMD)
3926 OUT4500(ai, EVACK, EV_CMD);
3928 OUT4500(ai, PARAM0, pCmd->parm0);
3929 OUT4500(ai, PARAM1, pCmd->parm1);
3930 OUT4500(ai, PARAM2, pCmd->parm2);
3931 OUT4500(ai, COMMAND, pCmd->cmd);
3933 while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) {
3934 if ((IN4500(ai, COMMAND)) == pCmd->cmd)
3935 // PC4500 didn't notice command, try again
3936 OUT4500(ai, COMMAND, pCmd->cmd);
3937 if (!in_atomic() && (max_tries & 255) == 0)
3941 if ( max_tries == -1 ) {
3942 airo_print_err(ai->dev->name,
3943 "Max tries exceeded when issueing command");
3944 if (IN4500(ai, COMMAND) & COMMAND_BUSY)
3945 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3949 // command completed
3950 pRsp->status = IN4500(ai, STATUS);
3951 pRsp->rsp0 = IN4500(ai, RESP0);
3952 pRsp->rsp1 = IN4500(ai, RESP1);
3953 pRsp->rsp2 = IN4500(ai, RESP2);
3954 if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET)
3955 airo_print_err(ai->dev->name,
3956 "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x",
3957 pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1,
3960 // clear stuck command busy if necessary
3961 if (IN4500(ai, COMMAND) & COMMAND_BUSY) {
3962 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
3964 // acknowledge processing the status/response
3965 OUT4500(ai, EVACK, EV_CMD);
3970 /* Sets up the bap to start exchange data. whichbap should
3971 * be one of the BAP0 or BAP1 defines. Locks should be held before
3973 static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap )
3978 OUT4500(ai, SELECT0+whichbap, rid);
3979 OUT4500(ai, OFFSET0+whichbap, offset);
3981 int status = IN4500(ai, OFFSET0+whichbap);
3982 if (status & BAP_BUSY) {
3983 /* This isn't really a timeout, but its kinda
3988 } else if ( status & BAP_ERR ) {
3989 /* invalid rid or offset */
3990 airo_print_err(ai->dev->name, "BAP error %x %d",
3993 } else if (status & BAP_DONE) { // success
3996 if ( !(max_tries--) ) {
3997 airo_print_err(ai->dev->name,
3998 "BAP setup error too many retries\n");
4001 // -- PC4500 missed it, try again
4002 OUT4500(ai, SELECT0+whichbap, rid);
4003 OUT4500(ai, OFFSET0+whichbap, offset);
4008 /* should only be called by aux_bap_read. This aux function and the
4009 following use concepts not documented in the developers guide. I
4010 got them from a patch given to my by Aironet */
4011 static u16 aux_setup(struct airo_info *ai, u16 page,
4012 u16 offset, u16 *len)
4016 OUT4500(ai, AUXPAGE, page);
4017 OUT4500(ai, AUXOFF, 0);
4018 next = IN4500(ai, AUXDATA);
4019 *len = IN4500(ai, AUXDATA)&0xff;
4020 if (offset != 4) OUT4500(ai, AUXOFF, offset);
4024 /* requires call to bap_setup() first */
4025 static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst,
4026 int bytelen, int whichbap)
4034 unsigned long flags;
4036 spin_lock_irqsave(&ai->aux_lock, flags);
4037 page = IN4500(ai, SWS0+whichbap);
4038 offset = IN4500(ai, SWS2+whichbap);
4039 next = aux_setup(ai, page, offset, &len);
4040 words = (bytelen+1)>>1;
4042 for (i=0; i<words;) {
4044 count = (len>>1) < (words-i) ? (len>>1) : (words-i);
4046 insw( ai->dev->base_addr+DATA0+whichbap,
4049 insb( ai->dev->base_addr+DATA0+whichbap,
4050 pu16Dst+i, count << 1 );
4053 next = aux_setup(ai, next, 4, &len);
4056 spin_unlock_irqrestore(&ai->aux_lock, flags);
4061 /* requires call to bap_setup() first */
4062 static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst,
4063 int bytelen, int whichbap)
4065 bytelen = (bytelen + 1) & (~1); // round up to even value
4067 insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 );
4069 insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen );
4073 /* requires call to bap_setup() first */
4074 static int bap_write(struct airo_info *ai, const __le16 *pu16Src,
4075 int bytelen, int whichbap)
4077 bytelen = (bytelen + 1) & (~1); // round up to even value
4079 outsw( ai->dev->base_addr+DATA0+whichbap,
4080 pu16Src, bytelen>>1 );
4082 outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen );
4086 static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd)
4088 Cmd cmd; /* for issuing commands */
4089 Resp rsp; /* response from commands */
4092 memset(&cmd, 0, sizeof(cmd));
4095 status = issuecommand(ai, &cmd, &rsp);
4096 if (status != 0) return status;
4097 if ( (rsp.status & 0x7F00) != 0) {
4098 return (accmd << 8) + (rsp.rsp0 & 0xFF);
4103 /* Note, that we are using BAP1 which is also used by transmit, so
4104 * we must get a lock. */
4105 static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock)
4111 if (down_interruptible(&ai->sem))
4114 if (test_bit(FLAG_MPI,&ai->flags)) {
4118 memset(&cmd, 0, sizeof(cmd));
4119 memset(&rsp, 0, sizeof(rsp));
4120 ai->config_desc.rid_desc.valid = 1;
4121 ai->config_desc.rid_desc.len = RIDSIZE;
4122 ai->config_desc.rid_desc.rid = 0;
4123 ai->config_desc.rid_desc.host_addr = ai->ridbus;
4125 cmd.cmd = CMD_ACCESS;
4128 memcpy_toio(ai->config_desc.card_ram_off,
4129 &ai->config_desc.rid_desc, sizeof(Rid));
4131 rc = issuecommand(ai, &cmd, &rsp);
4133 if (rsp.status & 0x7f00)
4136 memcpy(pBuf, ai->config_desc.virtual_host_addr, len);
4139 if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) {
4143 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4147 // read the rid length field
4148 bap_read(ai, pBuf, 2, BAP1);
4149 // length for remaining part of rid
4150 len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2;
4153 airo_print_err(ai->dev->name,
4154 "Rid %x has a length of %d which is too short",
4155 (int)rid, (int)len );
4159 // read remainder of the rid
4160 rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1);
4168 /* Note, that we are using BAP1 which is also used by transmit, so
4169 * make sure this isnt called when a transmit is happening */
4170 static int PC4500_writerid(struct airo_info *ai, u16 rid,
4171 const void *pBuf, int len, int lock)
4176 *(__le16*)pBuf = cpu_to_le16((u16)len);
4179 if (down_interruptible(&ai->sem))
4182 if (test_bit(FLAG_MPI,&ai->flags)) {
4186 if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid))
4187 airo_print_err(ai->dev->name,
4188 "%s: MAC should be disabled (rid=%04x)",
4190 memset(&cmd, 0, sizeof(cmd));
4191 memset(&rsp, 0, sizeof(rsp));
4193 ai->config_desc.rid_desc.valid = 1;
4194 ai->config_desc.rid_desc.len = *((u16 *)pBuf);
4195 ai->config_desc.rid_desc.rid = 0;
4197 cmd.cmd = CMD_WRITERID;
4200 memcpy_toio(ai->config_desc.card_ram_off,
4201 &ai->config_desc.rid_desc, sizeof(Rid));
4203 if (len < 4 || len > 2047) {
4204 airo_print_err(ai->dev->name, "%s: len=%d", __func__, len);
4207 memcpy((char *)ai->config_desc.virtual_host_addr,
4210 rc = issuecommand(ai, &cmd, &rsp);
4211 if ((rc & 0xff00) != 0) {
4212 airo_print_err(ai->dev->name, "%s: Write rid Error %d",
4214 airo_print_err(ai->dev->name, "%s: Cmd=%04x",
4218 if ((rsp.status & 0x7f00))
4222 // --- first access so that we can write the rid data
4223 if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) {
4227 // --- now write the rid data
4228 if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) {
4232 bap_write(ai, pBuf, len, BAP1);
4233 // ---now commit the rid data
4234 rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS);
4242 /* Allocates a FID to be used for transmitting packets. We only use
4244 static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw)
4246 unsigned int loop = 3000;
4252 cmd.cmd = CMD_ALLOCATETX;
4253 cmd.parm0 = lenPayload;
4254 if (down_interruptible(&ai->sem))
4256 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) {
4260 if ( (rsp.status & 0xFF00) != 0) {
4264 /* wait for the allocate event/indication
4265 * It makes me kind of nervous that this can just sit here and spin,
4266 * but in practice it only loops like four times. */
4267 while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop);
4273 // get the allocated fid and acknowledge
4274 txFid = IN4500(ai, TXALLOCFID);
4275 OUT4500(ai, EVACK, EV_ALLOC);
4277 /* The CARD is pretty cool since it converts the ethernet packet
4278 * into 802.11. Also note that we don't release the FID since we
4279 * will be using the same one over and over again. */
4280 /* We only have to setup the control once since we are not
4281 * releasing the fid. */
4283 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11
4284 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4286 txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3
4287 | TXCTL_ETHERNET | TXCTL_NORELEASE);
4288 if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS)
4291 bap_write(ai, &txControl, sizeof(txControl), BAP1);
4299 /* In general BAP1 is dedicated to transmiting packets. However,
4300 since we need a BAP when accessing RIDs, we also use BAP1 for that.
4301 Make sure the BAP1 spinlock is held when this is called. */
4302 static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
4313 if (len <= ETH_ALEN * 2) {
4314 airo_print_warn(ai->dev->name, "Short packet %d", len);
4317 len -= ETH_ALEN * 2;
4319 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
4320 (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) {
4321 if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
4323 miclen = sizeof(pMic);
4325 // packet is destination[6], source[6], payload[len-12]
4326 // write the payload length and dst/src/payload
4327 if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR;
4328 /* The hardware addresses aren't counted as part of the payload, so
4329 * we have to subtract the 12 bytes for the addresses off */
4330 payloadLen = cpu_to_le16(len + miclen);
4331 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4332 bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1);
4334 bap_write(ai, (__le16*)&pMic, miclen, BAP1);
4335 bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1);
4336 // issue the transmit command
4337 memset( &cmd, 0, sizeof( cmd ) );
4338 cmd.cmd = CMD_TRANSMIT;
4340 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4341 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4345 static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
4347 __le16 fc, payloadLen;
4351 static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6};
4352 /* padding of header to full size + le16 gaplen (6) + gaplen bytes */
4356 fc = *(__le16*)pPacket;
4357 hdrlen = header_len(fc);
4360 airo_print_warn(ai->dev->name, "Short packet %d", len);
4364 /* packet is 802.11 header + payload
4365 * write the payload length and dst/src/payload */
4366 if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR;
4367 /* The 802.11 header aren't counted as part of the payload, so
4368 * we have to subtract the header bytes off */
4369 payloadLen = cpu_to_le16(len-hdrlen);
4370 bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1);
4371 if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR;
4372 bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1);
4373 bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1);
4375 bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1);
4376 // issue the transmit command
4377 memset( &cmd, 0, sizeof( cmd ) );
4378 cmd.cmd = CMD_TRANSMIT;
4380 if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR;
4381 if ( (rsp.status & 0xFF00) != 0) return ERROR;
4386 * This is the proc_fs routines. It is a bit messier than I would
4387 * like! Feel free to clean it up!
4390 static ssize_t proc_read( struct file *file,
4391 char __user *buffer,
4395 static ssize_t proc_write( struct file *file,
4396 const char __user *buffer,
4399 static int proc_close( struct inode *inode, struct file *file );
4401 static int proc_stats_open( struct inode *inode, struct file *file );
4402 static int proc_statsdelta_open( struct inode *inode, struct file *file );
4403 static int proc_status_open( struct inode *inode, struct file *file );
4404 static int proc_SSID_open( struct inode *inode, struct file *file );
4405 static int proc_APList_open( struct inode *inode, struct file *file );
4406 static int proc_BSSList_open( struct inode *inode, struct file *file );
4407 static int proc_config_open( struct inode *inode, struct file *file );
4408 static int proc_wepkey_open( struct inode *inode, struct file *file );
4410 static const struct file_operations proc_statsdelta_ops = {
4411 .owner = THIS_MODULE,
4413 .open = proc_statsdelta_open,
4414 .release = proc_close
4417 static const struct file_operations proc_stats_ops = {
4418 .owner = THIS_MODULE,
4420 .open = proc_stats_open,
4421 .release = proc_close
4424 static const struct file_operations proc_status_ops = {
4425 .owner = THIS_MODULE,
4427 .open = proc_status_open,
4428 .release = proc_close
4431 static const struct file_operations proc_SSID_ops = {
4432 .owner = THIS_MODULE,
4434 .write = proc_write,
4435 .open = proc_SSID_open,
4436 .release = proc_close
4439 static const struct file_operations proc_BSSList_ops = {
4440 .owner = THIS_MODULE,
4442 .write = proc_write,
4443 .open = proc_BSSList_open,
4444 .release = proc_close
4447 static const struct file_operations proc_APList_ops = {
4448 .owner = THIS_MODULE,
4450 .write = proc_write,
4451 .open = proc_APList_open,
4452 .release = proc_close
4455 static const struct file_operations proc_config_ops = {
4456 .owner = THIS_MODULE,
4458 .write = proc_write,
4459 .open = proc_config_open,
4460 .release = proc_close
4463 static const struct file_operations proc_wepkey_ops = {
4464 .owner = THIS_MODULE,
4466 .write = proc_write,
4467 .open = proc_wepkey_open,
4468 .release = proc_close
4471 static struct proc_dir_entry *airo_entry;
4480 void (*on_close) (struct inode *, struct file *);
4483 static int setup_proc_entry( struct net_device *dev,
4484 struct airo_info *apriv ) {
4485 struct proc_dir_entry *entry;
4486 /* First setup the device directory */
4487 strcpy(apriv->proc_name,dev->name);
4488 apriv->proc_entry = create_proc_entry(apriv->proc_name,
4491 if (!apriv->proc_entry)
4493 apriv->proc_entry->uid = proc_uid;
4494 apriv->proc_entry->gid = proc_gid;
4496 /* Setup the StatsDelta */
4497 entry = proc_create_data("StatsDelta",
4498 S_IFREG | (S_IRUGO&proc_perm),
4499 apriv->proc_entry, &proc_statsdelta_ops, dev);
4501 goto fail_stats_delta;
4502 entry->uid = proc_uid;
4503 entry->gid = proc_gid;
4505 /* Setup the Stats */
4506 entry = proc_create_data("Stats",
4507 S_IFREG | (S_IRUGO&proc_perm),
4508 apriv->proc_entry, &proc_stats_ops, dev);
4511 entry->uid = proc_uid;
4512 entry->gid = proc_gid;
4514 /* Setup the Status */
4515 entry = proc_create_data("Status",
4516 S_IFREG | (S_IRUGO&proc_perm),
4517 apriv->proc_entry, &proc_status_ops, dev);
4520 entry->uid = proc_uid;
4521 entry->gid = proc_gid;
4523 /* Setup the Config */
4524 entry = proc_create_data("Config",
4525 S_IFREG | proc_perm,
4526 apriv->proc_entry, &proc_config_ops, dev);
4529 entry->uid = proc_uid;
4530 entry->gid = proc_gid;
4532 /* Setup the SSID */
4533 entry = proc_create_data("SSID",
4534 S_IFREG | proc_perm,
4535 apriv->proc_entry, &proc_SSID_ops, dev);
4538 entry->uid = proc_uid;
4539 entry->gid = proc_gid;
4541 /* Setup the APList */
4542 entry = proc_create_data("APList",
4543 S_IFREG | proc_perm,
4544 apriv->proc_entry, &proc_APList_ops, dev);
4547 entry->uid = proc_uid;
4548 entry->gid = proc_gid;
4550 /* Setup the BSSList */
4551 entry = proc_create_data("BSSList",
4552 S_IFREG | proc_perm,
4553 apriv->proc_entry, &proc_BSSList_ops, dev);
4556 entry->uid = proc_uid;
4557 entry->gid = proc_gid;
4559 /* Setup the WepKey */
4560 entry = proc_create_data("WepKey",
4561 S_IFREG | proc_perm,
4562 apriv->proc_entry, &proc_wepkey_ops, dev);
4565 entry->uid = proc_uid;
4566 entry->gid = proc_gid;
4571 remove_proc_entry("BSSList", apriv->proc_entry);
4573 remove_proc_entry("APList", apriv->proc_entry);
4575 remove_proc_entry("SSID", apriv->proc_entry);
4577 remove_proc_entry("Config", apriv->proc_entry);
4579 remove_proc_entry("Status", apriv->proc_entry);
4581 remove_proc_entry("Stats", apriv->proc_entry);
4583 remove_proc_entry("StatsDelta", apriv->proc_entry);
4585 remove_proc_entry(apriv->proc_name, airo_entry);
4590 static int takedown_proc_entry( struct net_device *dev,
4591 struct airo_info *apriv ) {
4592 if ( !apriv->proc_entry->namelen ) return 0;
4593 remove_proc_entry("Stats",apriv->proc_entry);
4594 remove_proc_entry("StatsDelta",apriv->proc_entry);
4595 remove_proc_entry("Status",apriv->proc_entry);
4596 remove_proc_entry("Config",apriv->proc_entry);
4597 remove_proc_entry("SSID",apriv->proc_entry);
4598 remove_proc_entry("APList",apriv->proc_entry);
4599 remove_proc_entry("BSSList",apriv->proc_entry);
4600 remove_proc_entry("WepKey",apriv->proc_entry);
4601 remove_proc_entry(apriv->proc_name,airo_entry);
4606 * What we want from the proc_fs is to be able to efficiently read
4607 * and write the configuration. To do this, we want to read the
4608 * configuration when the file is opened and write it when the file is
4609 * closed. So basically we allocate a read buffer at open and fill it
4610 * with data, and allocate a write buffer and read it at close.
4614 * The read routine is generic, it relies on the preallocated rbuffer
4615 * to supply the data.
4617 static ssize_t proc_read( struct file *file,
4618 char __user *buffer,
4622 struct proc_data *priv = file->private_data;
4627 return simple_read_from_buffer(buffer, len, offset, priv->rbuffer,
4632 * The write routine is generic, it fills in a preallocated rbuffer
4633 * to supply the data.
4635 static ssize_t proc_write( struct file *file,
4636 const char __user *buffer,
4640 loff_t pos = *offset;
4641 struct proc_data *priv = (struct proc_data*)file->private_data;
4648 if (pos >= priv->maxwritelen)
4650 if (len > priv->maxwritelen - pos)
4651 len = priv->maxwritelen - pos;
4652 if (copy_from_user(priv->wbuffer + pos, buffer, len))
4654 if ( pos + len > priv->writelen )
4655 priv->writelen = len + file->f_pos;
4656 *offset = pos + len;
4660 static int proc_status_open(struct inode *inode, struct file *file)
4662 struct proc_data *data;
4663 struct proc_dir_entry *dp = PDE(inode);
4664 struct net_device *dev = dp->data;
4665 struct airo_info *apriv = dev->ml_priv;
4666 CapabilityRid cap_rid;
4667 StatusRid status_rid;
4671 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4673 data = (struct proc_data *)file->private_data;
4674 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
4675 kfree (file->private_data);
4679 readStatusRid(apriv, &status_rid, 1);
4680 readCapabilityRid(apriv, &cap_rid, 1);
4682 mode = le16_to_cpu(status_rid.mode);
4684 i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n",
4685 mode & 1 ? "CFG ": "",
4686 mode & 2 ? "ACT ": "",
4687 mode & 0x10 ? "SYN ": "",
4688 mode & 0x20 ? "LNK ": "",
4689 mode & 0x40 ? "LEAP ": "",
4690 mode & 0x80 ? "PRIV ": "",
4691 mode & 0x100 ? "KEY ": "",
4692 mode & 0x200 ? "WEP ": "",
4693 mode & 0x8000 ? "ERR ": "");
4694 sprintf( data->rbuffer+i, "Mode: %x\n"
4695 "Signal Strength: %d\n"
4696 "Signal Quality: %d\n"
4701 "Driver Version: %s\n"
4702 "Device: %s\nManufacturer: %s\nFirmware Version: %s\n"
4703 "Radio type: %x\nCountry: %x\nHardware Version: %x\n"
4704 "Software Version: %x\nSoftware Subversion: %x\n"
4705 "Boot block version: %x\n",
4706 le16_to_cpu(status_rid.mode),
4707 le16_to_cpu(status_rid.normalizedSignalStrength),
4708 le16_to_cpu(status_rid.signalQuality),
4709 le16_to_cpu(status_rid.SSIDlen),
4712 le16_to_cpu(status_rid.channel),
4713 le16_to_cpu(status_rid.currentXmitRate) / 2,
4718 le16_to_cpu(cap_rid.radioType),
4719 le16_to_cpu(cap_rid.country),
4720 le16_to_cpu(cap_rid.hardVer),
4721 le16_to_cpu(cap_rid.softVer),
4722 le16_to_cpu(cap_rid.softSubVer),
4723 le16_to_cpu(cap_rid.bootBlockVer));
4724 data->readlen = strlen( data->rbuffer );
4728 static int proc_stats_rid_open(struct inode*, struct file*, u16);
4729 static int proc_statsdelta_open( struct inode *inode,
4730 struct file *file ) {
4731 if (file->f_mode&FMODE_WRITE) {
4732 return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR);
4734 return proc_stats_rid_open(inode, file, RID_STATSDELTA);
4737 static int proc_stats_open( struct inode *inode, struct file *file ) {
4738 return proc_stats_rid_open(inode, file, RID_STATS);
4741 static int proc_stats_rid_open( struct inode *inode,
4745 struct proc_data *data;
4746 struct proc_dir_entry *dp = PDE(inode);
4747 struct net_device *dev = dp->data;
4748 struct airo_info *apriv = dev->ml_priv;
4751 __le32 *vals = stats.vals;
4754 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
4756 data = (struct proc_data *)file->private_data;
4757 if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
4758 kfree (file->private_data);
4762 readStatsRid(apriv, &stats, rid, 1);
4763 len = le16_to_cpu(stats.len);
4766 for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) {
4767 if (!statsLabels[i]) continue;
4768 if (j+strlen(statsLabels[i])+16>4096) {
4769 airo_print_warn(apriv->dev->name,
4770 "Potentially disasterous buffer overflow averted!");
4773 j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i],
4774 le32_to_cpu(vals[i]));
4777 airo_print_warn(apriv->dev->name, "Got a short rid");
4783 static int get_dec_u16( char *buffer, int *start, int limit ) {
4786 for( value = 0; buffer[*start] >= '0' &&
4787 buffer[*start] <= '9' &&
4788 *start < limit; (*start)++ ) {
4791 value += buffer[*start] - '0';
4793 if ( !valid ) return -1;
4797 static int airo_config_commit(struct net_device *dev,
4798 struct iw_request_info *info, void *zwrq,
4801 static inline int sniffing_mode(struct airo_info *ai)
4803 return le16_to_cpu(ai->config.rmode & RXMODE_MASK) >=
4804 le16_to_cpu(RXMODE_RFMON);
4807 static void proc_config_on_close(struct inode *inode, struct file *file)
4809 struct proc_data *data = file->private_data;
4810 struct proc_dir_entry *dp = PDE(inode);
4811 struct net_device *dev = dp->data;
4812 struct airo_info *ai = dev->ml_priv;
4815 if ( !data->writelen ) return;
4817 readConfigRid(ai, 1);
4818 set_bit (FLAG_COMMIT, &ai->flags);
4820 line = data->wbuffer;
4822 /*** Mode processing */
4823 if ( !strncmp( line, "Mode: ", 6 ) ) {
4825 if (sniffing_mode(ai))
4826 set_bit (FLAG_RESET, &ai->flags);
4827 ai->config.rmode &= ~RXMODE_FULL_MASK;
4828 clear_bit (FLAG_802_11, &ai->flags);
4829 ai->config.opmode &= ~MODE_CFG_MASK;
4830 ai->config.scanMode = SCANMODE_ACTIVE;
4831 if ( line[0] == 'a' ) {
4832 ai->config.opmode |= MODE_STA_IBSS;
4834 ai->config.opmode |= MODE_STA_ESS;
4835 if ( line[0] == 'r' ) {
4836 ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
4837 ai->config.scanMode = SCANMODE_PASSIVE;
4838 set_bit (FLAG_802_11, &ai->flags);
4839 } else if ( line[0] == 'y' ) {
4840 ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER;
4841 ai->config.scanMode = SCANMODE_PASSIVE;
4842 set_bit (FLAG_802_11, &ai->flags);
4843 } else if ( line[0] == 'l' )
4844 ai->config.rmode |= RXMODE_LANMON;
4846 set_bit (FLAG_COMMIT, &ai->flags);
4849 /*** Radio status */
4850 else if (!strncmp(line,"Radio: ", 7)) {
4852 if (!strncmp(line,"off",3)) {
4853 set_bit (FLAG_RADIO_OFF, &ai->flags);
4855 clear_bit (FLAG_RADIO_OFF, &ai->flags);
4858 /*** NodeName processing */
4859 else if ( !strncmp( line, "NodeName: ", 10 ) ) {
4863 memset( ai->config.nodeName, 0, 16 );
4864 /* Do the name, assume a space between the mode and node name */
4865 for( j = 0; j < 16 && line[j] != '\n'; j++ ) {
4866 ai->config.nodeName[j] = line[j];
4868 set_bit (FLAG_COMMIT, &ai->flags);
4871 /*** PowerMode processing */
4872 else if ( !strncmp( line, "PowerMode: ", 11 ) ) {
4874 if ( !strncmp( line, "PSPCAM", 6 ) ) {
4875 ai->config.powerSaveMode = POWERSAVE_PSPCAM;
4876 set_bit (FLAG_COMMIT, &ai->flags);
4877 } else if ( !strncmp( line, "PSP", 3 ) ) {
4878 ai->config.powerSaveMode = POWERSAVE_PSP;
4879 set_bit (FLAG_COMMIT, &ai->flags);
4881 ai->config.powerSaveMode = POWERSAVE_CAM;
4882 set_bit (FLAG_COMMIT, &ai->flags);
4884 } else if ( !strncmp( line, "DataRates: ", 11 ) ) {
4885 int v, i = 0, k = 0; /* i is index into line,
4886 k is index to rates */
4889 while((v = get_dec_u16(line, &i, 3))!=-1) {
4890 ai->config.rates[k++] = (u8)v;
4894 set_bit (FLAG_COMMIT, &ai->flags);
4895 } else if ( !strncmp( line, "Channel: ", 9 ) ) {
4898 v = get_dec_u16(line, &i, i+3);
4900 ai->config.channelSet = cpu_to_le16(v);
4901 set_bit (FLAG_COMMIT, &ai->flags);
4903 } else if ( !strncmp( line, "XmitPower: ", 11 ) ) {
4906 v = get_dec_u16(line, &i, i+3);
4908 ai->config.txPower = cpu_to_le16(v);
4909 set_bit (FLAG_COMMIT, &ai->flags);
4911 } else if ( !strncmp( line, "WEP: ", 5 ) ) {
4915 ai->config.authType = AUTH_SHAREDKEY;
4918 ai->config.authType = AUTH_ENCRYPT;
4921 ai->config.authType = AUTH_OPEN;
4924 set_bit (FLAG_COMMIT, &ai->flags);
4925 } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) {
4929 v = get_dec_u16(line, &i, 3);
4930 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4931 ai->config.longRetryLimit = cpu_to_le16(v);
4932 set_bit (FLAG_COMMIT, &ai->flags);
4933 } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) {
4937 v = get_dec_u16(line, &i, 3);
4938 v = (v<0) ? 0 : ((v>255) ? 255 : v);
4939 ai->config.shortRetryLimit = cpu_to_le16(v);
4940 set_bit (FLAG_COMMIT, &ai->flags);
4941 } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) {
4945 v = get_dec_u16(line, &i, 4);
4946 v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4947 ai->config.rtsThres = cpu_to_le16(v);
4948 set_bit (FLAG_COMMIT, &ai->flags);
4949 } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) {
4953 v = get_dec_u16(line, &i, 5);
4955 ai->config.txLifetime = cpu_to_le16(v);
4956 set_bit (FLAG_COMMIT, &ai->flags);
4957 } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) {
4961 v = get_dec_u16(line, &i, 5);
4963 ai->config.rxLifetime = cpu_to_le16(v);
4964 set_bit (FLAG_COMMIT, &ai->flags);
4965 } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) {
4966 ai->config.txDiversity =
4967 (line[13]=='l') ? 1 :
4968 ((line[13]=='r')? 2: 3);
4969 set_bit (FLAG_COMMIT, &ai->flags);
4970 } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) {
4971 ai->config.rxDiversity =
4972 (line[13]=='l') ? 1 :
4973 ((line[13]=='r')? 2: 3);
4974 set_bit (FLAG_COMMIT, &ai->flags);
4975 } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) {
4979 v = get_dec_u16(line, &i, 4);
4980 v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v);
4981 v = v & 0xfffe; /* Make sure its even */
4982 ai->config.fragThresh = cpu_to_le16(v);
4983 set_bit (FLAG_COMMIT, &ai->flags);
4984 } else if (!strncmp(line, "Modulation: ", 12)) {
4987 case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break;
4988 case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break;
4989 case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break;
4990 default: airo_print_warn(ai->dev->name, "Unknown modulation");
4992 } else if (!strncmp(line, "Preamble: ", 10)) {
4995 case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break;
4996 case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break;
4997 case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break;
4998 default: airo_print_warn(ai->dev->name, "Unknown preamble");
5001 airo_print_warn(ai->dev->name, "Couldn't figure out %s", line);
5003 while( line[0] && line[0] != '\n' ) line++;
5004 if ( line[0] ) line++;
5006 airo_config_commit(dev, NULL, NULL, NULL);
5009 static char *get_rmode(__le16 mode)
5011 switch(mode & RXMODE_MASK) {
5012 case RXMODE_RFMON: return "rfmon";
5013 case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon";
5014 case RXMODE_LANMON: return "lanmon";
5019 static int proc_config_open(struct inode *inode, struct file *file)
5021 struct proc_data *data;
5022 struct proc_dir_entry *dp = PDE(inode);
5023 struct net_device *dev = dp->data;
5024 struct airo_info *ai = dev->ml_priv;
5028 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5030 data = (struct proc_data *)file->private_data;
5031 if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
5032 kfree (file->private_data);
5035 if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) {
5036 kfree (data->rbuffer);
5037 kfree (file->private_data);
5040 data->maxwritelen = 2048;
5041 data->on_close = proc_config_on_close;
5043 readConfigRid(ai, 1);
5045 mode = ai->config.opmode & MODE_CFG_MASK;
5046 i = sprintf( data->rbuffer,
5051 "DataRates: %d %d %d %d %d %d %d %d\n"
5054 mode == MODE_STA_IBSS ? "adhoc" :
5055 mode == MODE_STA_ESS ? get_rmode(ai->config.rmode):
5056 mode == MODE_AP ? "AP" :
5057 mode == MODE_AP_RPTR ? "AP RPTR" : "Error",
5058 test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on",
5059 ai->config.nodeName,
5060 ai->config.powerSaveMode == POWERSAVE_CAM ? "CAM" :
5061 ai->config.powerSaveMode == POWERSAVE_PSP ? "PSP" :
5062 ai->config.powerSaveMode == POWERSAVE_PSPCAM ? "PSPCAM" :
5064 (int)ai->config.rates[0],
5065 (int)ai->config.rates[1],
5066 (int)ai->config.rates[2],
5067 (int)ai->config.rates[3],
5068 (int)ai->config.rates[4],
5069 (int)ai->config.rates[5],
5070 (int)ai->config.rates[6],
5071 (int)ai->config.rates[7],
5072 le16_to_cpu(ai->config.channelSet),
5073 le16_to_cpu(ai->config.txPower)
5075 sprintf( data->rbuffer + i,
5076 "LongRetryLimit: %d\n"
5077 "ShortRetryLimit: %d\n"
5078 "RTSThreshold: %d\n"
5079 "TXMSDULifetime: %d\n"
5080 "RXMSDULifetime: %d\n"
5083 "FragThreshold: %d\n"
5087 le16_to_cpu(ai->config.longRetryLimit),
5088 le16_to_cpu(ai->config.shortRetryLimit),
5089 le16_to_cpu(ai->config.rtsThres),
5090 le16_to_cpu(ai->config.txLifetime),
5091 le16_to_cpu(ai->config.rxLifetime),
5092 ai->config.txDiversity == 1 ? "left" :
5093 ai->config.txDiversity == 2 ? "right" : "both",
5094 ai->config.rxDiversity == 1 ? "left" :
5095 ai->config.rxDiversity == 2 ? "right" : "both",
5096 le16_to_cpu(ai->config.fragThresh),
5097 ai->config.authType == AUTH_ENCRYPT ? "encrypt" :
5098 ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open",
5099 ai->config.modulation == MOD_DEFAULT ? "default" :
5100 ai->config.modulation == MOD_CCK ? "cck" :
5101 ai->config.modulation == MOD_MOK ? "mok" : "error",
5102 ai->config.preamble == PREAMBLE_AUTO ? "auto" :
5103 ai->config.preamble == PREAMBLE_LONG ? "long" :
5104 ai->config.preamble == PREAMBLE_SHORT ? "short" : "error"
5106 data->readlen = strlen( data->rbuffer );
5110 static void proc_SSID_on_close(struct inode *inode, struct file *file)
5112 struct proc_data *data = (struct proc_data *)file->private_data;
5113 struct proc_dir_entry *dp = PDE(inode);
5114 struct net_device *dev = dp->data;
5115 struct airo_info *ai = dev->ml_priv;
5118 char *p = data->wbuffer;
5119 char *end = p + data->writelen;
5121 if (!data->writelen)
5124 *end = '\n'; /* sentinel; we have space for it */
5126 memset(&SSID_rid, 0, sizeof(SSID_rid));
5128 for (i = 0; i < 3 && p < end; i++) {
5130 /* copy up to 32 characters from this line */
5131 while (*p != '\n' && j < 32)
5132 SSID_rid.ssids[i].ssid[j++] = *p++;
5135 SSID_rid.ssids[i].len = cpu_to_le16(j);
5136 /* skip to the beginning of the next line */
5137 while (*p++ != '\n')
5141 SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
5143 writeSsidRid(ai, &SSID_rid, 1);
5147 static inline u8 hexVal(char c) {
5148 if (c>='0' && c<='9') return c -= '0';
5149 if (c>='a' && c<='f') return c -= 'a'-10;
5150 if (c>='A' && c<='F') return c -= 'A'-10;
5154 static void proc_APList_on_close( struct inode *inode, struct file *file ) {
5155 struct proc_data *data = (struct proc_data *)file->private_data;
5156 struct proc_dir_entry *dp = PDE(inode);
5157 struct net_device *dev = dp->data;
5158 struct airo_info *ai = dev->ml_priv;
5159 APListRid APList_rid;
5162 if ( !data->writelen ) return;
5164 memset( &APList_rid, 0, sizeof(APList_rid) );
5165 APList_rid.len = cpu_to_le16(sizeof(APList_rid));
5167 for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) {
5169 for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) {
5172 APList_rid.ap[i][j/3]=
5173 hexVal(data->wbuffer[j+i*6*3])<<4;
5176 APList_rid.ap[i][j/3]|=
5177 hexVal(data->wbuffer[j+i*6*3]);
5183 writeAPListRid(ai, &APList_rid, 1);
5187 /* This function wraps PC4500_writerid with a MAC disable */
5188 static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data,
5189 int len, int dummy ) {
5193 rc = PC4500_writerid(ai, rid, rid_data, len, 1);
5198 /* Returns the WEP key at the specified index, or -1 if that key does
5199 * not exist. The buffer is assumed to be at least 16 bytes in length.
5201 static int get_wep_key(struct airo_info *ai, u16 index, char *buf, u16 buflen)
5207 rc = readWepKeyRid(ai, &wkr, 1, 1);
5211 lastindex = wkr.kindex;
5212 if (le16_to_cpu(wkr.kindex) == index) {
5213 int klen = min_t(int, buflen, le16_to_cpu(wkr.klen));
5214 memcpy(buf, wkr.key, klen);
5217 rc = readWepKeyRid(ai, &wkr, 0, 1);
5220 } while (lastindex != wkr.kindex);
5224 static int get_wep_tx_idx(struct airo_info *ai)
5230 rc = readWepKeyRid(ai, &wkr, 1, 1);
5234 lastindex = wkr.kindex;
5235 if (wkr.kindex == cpu_to_le16(0xffff))
5237 rc = readWepKeyRid(ai, &wkr, 0, 1);
5240 } while (lastindex != wkr.kindex);
5244 static int set_wep_key(struct airo_info *ai, u16 index, const char *key,
5245 u16 keylen, int perm, int lock)
5247 static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
5252 airo_print_err(ai->dev->name, "%s: key length to set was zero",
5257 memset(&wkr, 0, sizeof(wkr));
5258 wkr.len = cpu_to_le16(sizeof(wkr));
5259 wkr.kindex = cpu_to_le16(index);
5260 wkr.klen = cpu_to_le16(keylen);
5261 memcpy(wkr.key, key, keylen);
5262 memcpy(wkr.mac, macaddr, ETH_ALEN);
5264 if (perm) disable_MAC(ai, lock);
5265 rc = writeWepKeyRid(ai, &wkr, perm, lock);
5266 if (perm) enable_MAC(ai, lock);
5270 static int set_wep_tx_idx(struct airo_info *ai, u16 index, int perm, int lock)
5275 memset(&wkr, 0, sizeof(wkr));
5276 wkr.len = cpu_to_le16(sizeof(wkr));
5277 wkr.kindex = cpu_to_le16(0xffff);
5278 wkr.mac[0] = (char)index;
5281 ai->defindex = (char)index;
5282 disable_MAC(ai, lock);
5285 rc = writeWepKeyRid(ai, &wkr, perm, lock);
5288 enable_MAC(ai, lock);
5292 static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
5293 struct proc_data *data;
5294 struct proc_dir_entry *dp = PDE(inode);
5295 struct net_device *dev = dp->data;
5296 struct airo_info *ai = dev->ml_priv;
5302 memset(key, 0, sizeof(key));
5304 data = (struct proc_data *)file->private_data;
5305 if ( !data->writelen ) return;
5307 if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
5308 (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) {
5309 index = data->wbuffer[0] - '0';
5310 if (data->wbuffer[1] == '\n') {
5311 rc = set_wep_tx_idx(ai, index, 1, 1);
5313 airo_print_err(ai->dev->name, "failed to set "
5314 "WEP transmit index to %d: %d.",
5321 airo_print_err(ai->dev->name, "WepKey passed invalid key index");
5325 for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
5328 key[i/3] = hexVal(data->wbuffer[i+j])<<4;
5331 key[i/3] |= hexVal(data->wbuffer[i+j]);
5336 rc = set_wep_key(ai, index, key, i/3, 1, 1);
5338 airo_print_err(ai->dev->name, "failed to set WEP key at index "
5339 "%d: %d.", index, rc);
5343 static int proc_wepkey_open( struct inode *inode, struct file *file )
5345 struct proc_data *data;
5346 struct proc_dir_entry *dp = PDE(inode);
5347 struct net_device *dev = dp->data;
5348 struct airo_info *ai = dev->ml_priv;
5355 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5357 memset(&wkr, 0, sizeof(wkr));
5358 data = (struct proc_data *)file->private_data;
5359 if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
5360 kfree (file->private_data);
5364 data->maxwritelen = 80;
5365 if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) {
5366 kfree (data->rbuffer);
5367 kfree (file->private_data);
5370 data->on_close = proc_wepkey_on_close;
5372 ptr = data->rbuffer;
5373 strcpy(ptr, "No wep keys\n");
5374 rc = readWepKeyRid(ai, &wkr, 1, 1);
5375 if (rc == SUCCESS) do {
5376 lastindex = wkr.kindex;
5377 if (wkr.kindex == cpu_to_le16(0xffff)) {
5378 j += sprintf(ptr+j, "Tx key = %d\n",
5381 j += sprintf(ptr+j, "Key %d set with length = %d\n",
5382 le16_to_cpu(wkr.kindex),
5383 le16_to_cpu(wkr.klen));
5385 readWepKeyRid(ai, &wkr, 0, 1);
5386 } while((lastindex != wkr.kindex) && (j < 180-30));
5388 data->readlen = strlen( data->rbuffer );
5392 static int proc_SSID_open(struct inode *inode, struct file *file)
5394 struct proc_data *data;
5395 struct proc_dir_entry *dp = PDE(inode);
5396 struct net_device *dev = dp->data;
5397 struct airo_info *ai = dev->ml_priv;
5402 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5404 data = (struct proc_data *)file->private_data;
5405 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5406 kfree (file->private_data);
5410 data->maxwritelen = 33*3;
5411 /* allocate maxwritelen + 1; we'll want a sentinel */
5412 if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) {
5413 kfree (data->rbuffer);
5414 kfree (file->private_data);
5417 data->on_close = proc_SSID_on_close;
5419 readSsidRid(ai, &SSID_rid);
5420 ptr = data->rbuffer;
5421 for (i = 0; i < 3; i++) {
5423 size_t len = le16_to_cpu(SSID_rid.ssids[i].len);
5428 for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++)
5429 *ptr++ = SSID_rid.ssids[i].ssid[j];
5433 data->readlen = strlen( data->rbuffer );
5437 static int proc_APList_open( struct inode *inode, struct file *file ) {
5438 struct proc_data *data;
5439 struct proc_dir_entry *dp = PDE(inode);
5440 struct net_device *dev = dp->data;
5441 struct airo_info *ai = dev->ml_priv;
5444 APListRid APList_rid;
5446 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5448 data = (struct proc_data *)file->private_data;
5449 if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
5450 kfree (file->private_data);
5454 data->maxwritelen = 4*6*3;
5455 if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) {
5456 kfree (data->rbuffer);
5457 kfree (file->private_data);
5460 data->on_close = proc_APList_on_close;
5462 readAPListRid(ai, &APList_rid);
5463 ptr = data->rbuffer;
5464 for( i = 0; i < 4; i++ ) {
5465 // We end when we find a zero MAC
5466 if ( !*(int*)APList_rid.ap[i] &&
5467 !*(int*)&APList_rid.ap[i][2]) break;
5468 ptr += sprintf(ptr, "%pM\n", APList_rid.ap[i]);
5470 if (i==0) ptr += sprintf(ptr, "Not using specific APs\n");
5473 data->readlen = strlen( data->rbuffer );
5477 static int proc_BSSList_open( struct inode *inode, struct file *file ) {
5478 struct proc_data *data;
5479 struct proc_dir_entry *dp = PDE(inode);
5480 struct net_device *dev = dp->data;
5481 struct airo_info *ai = dev->ml_priv;
5483 BSSListRid BSSList_rid;
5485 /* If doLoseSync is not 1, we won't do a Lose Sync */
5486 int doLoseSync = -1;
5488 if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
5490 data = (struct proc_data *)file->private_data;
5491 if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
5492 kfree (file->private_data);
5496 data->maxwritelen = 0;
5497 data->wbuffer = NULL;
5498 data->on_close = NULL;
5500 if (file->f_mode & FMODE_WRITE) {
5501 if (!(file->f_mode & FMODE_READ)) {
5505 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
5506 memset(&cmd, 0, sizeof(cmd));
5507 cmd.cmd=CMD_LISTBSS;
5508 if (down_interruptible(&ai->sem))
5509 return -ERESTARTSYS;
5510 issuecommand(ai, &cmd, &rsp);
5517 ptr = data->rbuffer;
5518 /* There is a race condition here if there are concurrent opens.
5519 Since it is a rare condition, we'll just live with it, otherwise
5520 we have to add a spin lock... */
5521 rc = readBSSListRid(ai, doLoseSync, &BSSList_rid);
5522 while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) {
5523 ptr += sprintf(ptr, "%pM %*s rssi = %d",
5525 (int)BSSList_rid.ssidLen,
5527 le16_to_cpu(BSSList_rid.dBm));
5528 ptr += sprintf(ptr, " channel = %d %s %s %s %s\n",
5529 le16_to_cpu(BSSList_rid.dsChannel),
5530 BSSList_rid.cap & CAP_ESS ? "ESS" : "",
5531 BSSList_rid.cap & CAP_IBSS ? "adhoc" : "",
5532 BSSList_rid.cap & CAP_PRIVACY ? "wep" : "",
5533 BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : "");
5534 rc = readBSSListRid(ai, 0, &BSSList_rid);
5537 data->readlen = strlen( data->rbuffer );
5541 static int proc_close( struct inode *inode, struct file *file )
5543 struct proc_data *data = file->private_data;
5545 if (data->on_close != NULL)
5546 data->on_close(inode, file);
5547 kfree(data->rbuffer);
5548 kfree(data->wbuffer);
5553 /* Since the card doesn't automatically switch to the right WEP mode,
5554 we will make it do it. If the card isn't associated, every secs we
5555 will switch WEP modes to see if that will help. If the card is
5556 associated we will check every minute to see if anything has
5558 static void timer_func( struct net_device *dev ) {
5559 struct airo_info *apriv = dev->ml_priv;
5561 /* We don't have a link so try changing the authtype */
5562 readConfigRid(apriv, 0);
5563 disable_MAC(apriv, 0);
5564 switch(apriv->config.authType) {
5566 /* So drop to OPEN */
5567 apriv->config.authType = AUTH_OPEN;
5569 case AUTH_SHAREDKEY:
5570 if (apriv->keyindex < auto_wep) {
5571 set_wep_tx_idx(apriv, apriv->keyindex, 0, 0);
5572 apriv->config.authType = AUTH_SHAREDKEY;
5575 /* Drop to ENCRYPT */
5576 apriv->keyindex = 0;
5577 set_wep_tx_idx(apriv, apriv->defindex, 0, 0);
5578 apriv->config.authType = AUTH_ENCRYPT;
5581 default: /* We'll escalate to SHAREDKEY */
5582 apriv->config.authType = AUTH_SHAREDKEY;
5584 set_bit (FLAG_COMMIT, &apriv->flags);
5585 writeConfigRid(apriv, 0);
5586 enable_MAC(apriv, 0);
5589 /* Schedule check to see if the change worked */
5590 clear_bit(JOB_AUTOWEP, &apriv->jobs);
5591 apriv->expires = RUN_AT(HZ*3);
5595 static int __devinit airo_pci_probe(struct pci_dev *pdev,
5596 const struct pci_device_id *pent)
5598 struct net_device *dev;
5600 if (pci_enable_device(pdev))
5602 pci_set_master(pdev);
5604 if (pdev->device == 0x5000 || pdev->device == 0xa504)
5605 dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev);
5607 dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev);
5609 pci_disable_device(pdev);
5613 pci_set_drvdata(pdev, dev);
5617 static void __devexit airo_pci_remove(struct pci_dev *pdev)
5619 struct net_device *dev = pci_get_drvdata(pdev);
5621 airo_print_info(dev->name, "Unregistering...");
5622 stop_airo_card(dev, 1);
5623 pci_disable_device(pdev);
5624 pci_set_drvdata(pdev, NULL);
5627 static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
5629 struct net_device *dev = pci_get_drvdata(pdev);
5630 struct airo_info *ai = dev->ml_priv;
5635 ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL);
5639 ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL);
5642 readAPListRid(ai, ai->APList);
5643 readSsidRid(ai, ai->SSID);
5644 memset(&cmd, 0, sizeof(cmd));
5645 /* the lock will be released at the end of the resume callback */
5646 if (down_interruptible(&ai->sem))
5649 netif_device_detach(dev);
5651 cmd.cmd = HOSTSLEEP;
5652 issuecommand(ai, &cmd, &rsp);
5654 pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
5655 pci_save_state(pdev);
5656 return pci_set_power_state(pdev, pci_choose_state(pdev, state));
5659 static int airo_pci_resume(struct pci_dev *pdev)
5661 struct net_device *dev = pci_get_drvdata(pdev);
5662 struct airo_info *ai = dev->ml_priv;
5663 pci_power_t prev_state = pdev->current_state;
5665 pci_set_power_state(pdev, PCI_D0);
5666 pci_restore_state(pdev);
5667 pci_enable_wake(pdev, PCI_D0, 0);
5669 if (prev_state != PCI_D1) {
5671 mpi_init_descriptors(ai);
5672 setup_card(ai, dev->dev_addr, 0);
5673 clear_bit(FLAG_RADIO_OFF, &ai->flags);
5674 clear_bit(FLAG_PENDING_XMIT, &ai->flags);
5676 OUT4500(ai, EVACK, EV_AWAKEN);
5677 OUT4500(ai, EVACK, EV_AWAKEN);
5681 set_bit(FLAG_COMMIT, &ai->flags);
5685 writeSsidRid(ai, ai->SSID, 0);
5690 writeAPListRid(ai, ai->APList, 0);
5694 writeConfigRid(ai, 0);
5696 ai->power = PMSG_ON;
5697 netif_device_attach(dev);
5698 netif_wake_queue(dev);
5699 enable_interrupts(ai);
5705 static int __init airo_init_module( void )
5709 airo_entry = create_proc_entry("driver/aironet",
5710 S_IFDIR | airo_perm,
5714 airo_entry->uid = proc_uid;
5715 airo_entry->gid = proc_gid;
5718 for (i = 0; i < 4 && io[i] && irq[i]; i++) {
5719 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
5720 "io=0x%x", irq[i], io[i] );
5721 if (init_airo_card( irq[i], io[i], 0, NULL ))
5726 airo_print_info("", "Probing for PCI adapters");
5727 i = pci_register_driver(&airo_driver);
5728 airo_print_info("", "Finished probing for PCI adapters");
5731 remove_proc_entry("driver/aironet", NULL);
5736 /* Always exit with success, as we are a library module
5737 * as well as a driver module
5742 static void __exit airo_cleanup_module( void )
5744 struct airo_info *ai;
5745 while(!list_empty(&airo_devices)) {
5746 ai = list_entry(airo_devices.next, struct airo_info, dev_list);
5747 airo_print_info(ai->dev->name, "Unregistering...");
5748 stop_airo_card(ai->dev, 1);
5751 pci_unregister_driver(&airo_driver);
5753 remove_proc_entry("driver/aironet", NULL);
5757 * Initial Wireless Extension code for Aironet driver by :
5758 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
5759 * Conversion to new driver API by :
5760 * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02
5761 * Javier also did a good amount of work here, adding some new extensions
5762 * and fixing my code. Let's just say that without him this code just
5763 * would not work at all... - Jean II
5766 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
5771 return (0x100 - rssi_rid[rssi].rssidBm);
5774 static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
5781 for (i = 0; i < 256; i++)
5782 if (rssi_rid[i].rssidBm == dbm)
5783 return rssi_rid[i].rssipct;
5789 static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid)
5794 if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f))
5797 if (!(cap_rid->hardCap & cpu_to_le16(8)))
5800 sq = le16_to_cpu(status_rid->signalQuality);
5801 if (memcmp(cap_rid->prodName, "350", 3))
5805 quality = 0x20 - sq;
5812 quality = 0xb0 - sq;
5816 #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0)
5817 #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50);
5819 /*------------------------------------------------------------------*/
5821 * Wireless Handler : get protocol name
5823 static int airo_get_name(struct net_device *dev,
5824 struct iw_request_info *info,
5828 strcpy(cwrq, "IEEE 802.11-DS");
5832 /*------------------------------------------------------------------*/
5834 * Wireless Handler : set frequency
5836 static int airo_set_freq(struct net_device *dev,
5837 struct iw_request_info *info,
5838 struct iw_freq *fwrq,
5841 struct airo_info *local = dev->ml_priv;
5842 int rc = -EINPROGRESS; /* Call commit handler */
5844 /* If setting by frequency, convert to a channel */
5846 int f = fwrq->m / 100000;
5848 /* Hack to fall through... */
5850 fwrq->m = ieee80211_freq_to_dsss_chan(f);
5852 /* Setting by channel number */
5853 if((fwrq->m > 1000) || (fwrq->e > 0))
5856 int channel = fwrq->m;
5857 /* We should do a better check than that,
5858 * based on the card capability !!! */
5859 if((channel < 1) || (channel > 14)) {
5860 airo_print_dbg(dev->name, "New channel value of %d is invalid!",
5864 readConfigRid(local, 1);
5865 /* Yes ! We can set it !!! */
5866 local->config.channelSet = cpu_to_le16(channel);
5867 set_bit (FLAG_COMMIT, &local->flags);
5873 /*------------------------------------------------------------------*/
5875 * Wireless Handler : get frequency
5877 static int airo_get_freq(struct net_device *dev,
5878 struct iw_request_info *info,
5879 struct iw_freq *fwrq,
5882 struct airo_info *local = dev->ml_priv;
5883 StatusRid status_rid; /* Card status info */
5886 readConfigRid(local, 1);
5887 if ((local->config.opmode & MODE_CFG_MASK) == MODE_STA_ESS)
5888 status_rid.channel = local->config.channelSet;
5890 readStatusRid(local, &status_rid, 1);
5892 ch = le16_to_cpu(status_rid.channel);
5893 if((ch > 0) && (ch < 15)) {
5894 fwrq->m = ieee80211_dsss_chan_to_freq(ch) * 100000;
5904 /*------------------------------------------------------------------*/
5906 * Wireless Handler : set ESSID
5908 static int airo_set_essid(struct net_device *dev,
5909 struct iw_request_info *info,
5910 struct iw_point *dwrq,
5913 struct airo_info *local = dev->ml_priv;
5914 SsidRid SSID_rid; /* SSIDs */
5916 /* Reload the list of current SSID */
5917 readSsidRid(local, &SSID_rid);
5919 /* Check if we asked for `any' */
5920 if(dwrq->flags == 0) {
5921 /* Just send an empty SSID list */
5922 memset(&SSID_rid, 0, sizeof(SSID_rid));
5924 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
5926 /* Check the size of the string */
5927 if(dwrq->length > IW_ESSID_MAX_SIZE) {
5930 /* Check if index is valid */
5931 if((index < 0) || (index >= 4)) {
5936 memset(SSID_rid.ssids[index].ssid, 0,
5937 sizeof(SSID_rid.ssids[index].ssid));
5938 memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length);
5939 SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length);
5941 SSID_rid.len = cpu_to_le16(sizeof(SSID_rid));
5942 /* Write it to the card */
5943 disable_MAC(local, 1);
5944 writeSsidRid(local, &SSID_rid, 1);
5945 enable_MAC(local, 1);
5950 /*------------------------------------------------------------------*/
5952 * Wireless Handler : get ESSID
5954 static int airo_get_essid(struct net_device *dev,
5955 struct iw_request_info *info,
5956 struct iw_point *dwrq,
5959 struct airo_info *local = dev->ml_priv;
5960 StatusRid status_rid; /* Card status info */
5962 readStatusRid(local, &status_rid, 1);
5964 /* Note : if dwrq->flags != 0, we should
5965 * get the relevant SSID from the SSID list... */
5967 /* Get the current SSID */
5968 memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen));
5969 /* If none, we may want to get the one that was set */
5972 dwrq->length = le16_to_cpu(status_rid.SSIDlen);
5973 dwrq->flags = 1; /* active */
5978 /*------------------------------------------------------------------*/
5980 * Wireless Handler : set AP address
5982 static int airo_set_wap(struct net_device *dev,
5983 struct iw_request_info *info,
5984 struct sockaddr *awrq,
5987 struct airo_info *local = dev->ml_priv;
5990 APListRid APList_rid;
5991 static const u8 any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5992 static const u8 off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
5994 if (awrq->sa_family != ARPHRD_ETHER)
5996 else if (!memcmp(any, awrq->sa_data, ETH_ALEN) ||
5997 !memcmp(off, awrq->sa_data, ETH_ALEN)) {
5998 memset(&cmd, 0, sizeof(cmd));
5999 cmd.cmd=CMD_LOSE_SYNC;
6000 if (down_interruptible(&local->sem))
6001 return -ERESTARTSYS;
6002 issuecommand(local, &cmd, &rsp);
6005 memset(&APList_rid, 0, sizeof(APList_rid));
6006 APList_rid.len = cpu_to_le16(sizeof(APList_rid));
6007 memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN);
6008 disable_MAC(local, 1);
6009 writeAPListRid(local, &APList_rid, 1);
6010 enable_MAC(local, 1);
6015 /*------------------------------------------------------------------*/
6017 * Wireless Handler : get AP address
6019 static int airo_get_wap(struct net_device *dev,
6020 struct iw_request_info *info,
6021 struct sockaddr *awrq,
6024 struct airo_info *local = dev->ml_priv;
6025 StatusRid status_rid; /* Card status info */
6027 readStatusRid(local, &status_rid, 1);
6029 /* Tentative. This seems to work, wow, I'm lucky !!! */
6030 memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN);
6031 awrq->sa_family = ARPHRD_ETHER;
6036 /*------------------------------------------------------------------*/
6038 * Wireless Handler : set Nickname
6040 static int airo_set_nick(struct net_device *dev,
6041 struct iw_request_info *info,
6042 struct iw_point *dwrq,
6045 struct airo_info *local = dev->ml_priv;
6047 /* Check the size of the string */
6048 if(dwrq->length > 16) {
6051 readConfigRid(local, 1);
6052 memset(local->config.nodeName, 0, sizeof(local->config.nodeName));
6053 memcpy(local->config.nodeName, extra, dwrq->length);
6054 set_bit (FLAG_COMMIT, &local->flags);
6056 return -EINPROGRESS; /* Call commit handler */
6059 /*------------------------------------------------------------------*/
6061 * Wireless Handler : get Nickname
6063 static int airo_get_nick(struct net_device *dev,
6064 struct iw_request_info *info,
6065 struct iw_point *dwrq,
6068 struct airo_info *local = dev->ml_priv;
6070 readConfigRid(local, 1);
6071 strncpy(extra, local->config.nodeName, 16);
6073 dwrq->length = strlen(extra);
6078 /*------------------------------------------------------------------*/
6080 * Wireless Handler : set Bit-Rate
6082 static int airo_set_rate(struct net_device *dev,
6083 struct iw_request_info *info,
6084 struct iw_param *vwrq,
6087 struct airo_info *local = dev->ml_priv;
6088 CapabilityRid cap_rid; /* Card capability info */
6092 /* First : get a valid bit rate value */
6093 readCapabilityRid(local, &cap_rid, 1);
6095 /* Which type of value ? */
6096 if((vwrq->value < 8) && (vwrq->value >= 0)) {
6097 /* Setting by rate index */
6098 /* Find value in the magic rate table */
6099 brate = cap_rid.supportedRates[vwrq->value];
6101 /* Setting by frequency value */
6102 u8 normvalue = (u8) (vwrq->value/500000);
6104 /* Check if rate is valid */
6105 for(i = 0 ; i < 8 ; i++) {
6106 if(normvalue == cap_rid.supportedRates[i]) {
6112 /* -1 designed the max rate (mostly auto mode) */
6113 if(vwrq->value == -1) {
6114 /* Get the highest available rate */
6115 for(i = 0 ; i < 8 ; i++) {
6116 if(cap_rid.supportedRates[i] == 0)
6120 brate = cap_rid.supportedRates[i - 1];
6122 /* Check that it is valid */
6127 readConfigRid(local, 1);
6128 /* Now, check if we want a fixed or auto value */
6129 if(vwrq->fixed == 0) {
6130 /* Fill all the rates up to this max rate */
6131 memset(local->config.rates, 0, 8);
6132 for(i = 0 ; i < 8 ; i++) {
6133 local->config.rates[i] = cap_rid.supportedRates[i];
6134 if(local->config.rates[i] == brate)
6139 /* One rate, fixed */
6140 memset(local->config.rates, 0, 8);
6141 local->config.rates[0] = brate;
6143 set_bit (FLAG_COMMIT, &local->flags);
6145 return -EINPROGRESS; /* Call commit handler */
6148 /*------------------------------------------------------------------*/
6150 * Wireless Handler : get Bit-Rate
6152 static int airo_get_rate(struct net_device *dev,
6153 struct iw_request_info *info,
6154 struct iw_param *vwrq,
6157 struct airo_info *local = dev->ml_priv;
6158 StatusRid status_rid; /* Card status info */
6160 readStatusRid(local, &status_rid, 1);
6162 vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000;
6163 /* If more than one rate, set auto */
6164 readConfigRid(local, 1);
6165 vwrq->fixed = (local->config.rates[1] == 0);
6170 /*------------------------------------------------------------------*/
6172 * Wireless Handler : set RTS threshold
6174 static int airo_set_rts(struct net_device *dev,
6175 struct iw_request_info *info,
6176 struct iw_param *vwrq,
6179 struct airo_info *local = dev->ml_priv;
6180 int rthr = vwrq->value;
6183 rthr = AIRO_DEF_MTU;
6184 if((rthr < 0) || (rthr > AIRO_DEF_MTU)) {
6187 readConfigRid(local, 1);
6188 local->config.rtsThres = cpu_to_le16(rthr);
6189 set_bit (FLAG_COMMIT, &local->flags);
6191 return -EINPROGRESS; /* Call commit handler */
6194 /*------------------------------------------------------------------*/
6196 * Wireless Handler : get RTS threshold
6198 static int airo_get_rts(struct net_device *dev,
6199 struct iw_request_info *info,
6200 struct iw_param *vwrq,
6203 struct airo_info *local = dev->ml_priv;
6205 readConfigRid(local, 1);
6206 vwrq->value = le16_to_cpu(local->config.rtsThres);
6207 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6213 /*------------------------------------------------------------------*/
6215 * Wireless Handler : set Fragmentation threshold
6217 static int airo_set_frag(struct net_device *dev,
6218 struct iw_request_info *info,
6219 struct iw_param *vwrq,
6222 struct airo_info *local = dev->ml_priv;
6223 int fthr = vwrq->value;
6226 fthr = AIRO_DEF_MTU;
6227 if((fthr < 256) || (fthr > AIRO_DEF_MTU)) {
6230 fthr &= ~0x1; /* Get an even value - is it really needed ??? */
6231 readConfigRid(local, 1);
6232 local->config.fragThresh = cpu_to_le16(fthr);
6233 set_bit (FLAG_COMMIT, &local->flags);
6235 return -EINPROGRESS; /* Call commit handler */
6238 /*------------------------------------------------------------------*/
6240 * Wireless Handler : get Fragmentation threshold
6242 static int airo_get_frag(struct net_device *dev,
6243 struct iw_request_info *info,
6244 struct iw_param *vwrq,
6247 struct airo_info *local = dev->ml_priv;
6249 readConfigRid(local, 1);
6250 vwrq->value = le16_to_cpu(local->config.fragThresh);
6251 vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU);
6257 /*------------------------------------------------------------------*/
6259 * Wireless Handler : set Mode of Operation
6261 static int airo_set_mode(struct net_device *dev,
6262 struct iw_request_info *info,
6266 struct airo_info *local = dev->ml_priv;
6269 readConfigRid(local, 1);
6270 if (sniffing_mode(local))
6275 local->config.opmode &= ~MODE_CFG_MASK;
6276 local->config.opmode |= MODE_STA_IBSS;
6277 local->config.rmode &= ~RXMODE_FULL_MASK;
6278 local->config.scanMode = SCANMODE_ACTIVE;
6279 clear_bit (FLAG_802_11, &local->flags);
6282 local->config.opmode &= ~MODE_CFG_MASK;
6283 local->config.opmode |= MODE_STA_ESS;
6284 local->config.rmode &= ~RXMODE_FULL_MASK;
6285 local->config.scanMode = SCANMODE_ACTIVE;
6286 clear_bit (FLAG_802_11, &local->flags);
6288 case IW_MODE_MASTER:
6289 local->config.opmode &= ~MODE_CFG_MASK;
6290 local->config.opmode |= MODE_AP;
6291 local->config.rmode &= ~RXMODE_FULL_MASK;
6292 local->config.scanMode = SCANMODE_ACTIVE;
6293 clear_bit (FLAG_802_11, &local->flags);
6295 case IW_MODE_REPEAT:
6296 local->config.opmode &= ~MODE_CFG_MASK;
6297 local->config.opmode |= MODE_AP_RPTR;
6298 local->config.rmode &= ~RXMODE_FULL_MASK;
6299 local->config.scanMode = SCANMODE_ACTIVE;
6300 clear_bit (FLAG_802_11, &local->flags);
6302 case IW_MODE_MONITOR:
6303 local->config.opmode &= ~MODE_CFG_MASK;
6304 local->config.opmode |= MODE_STA_ESS;
6305 local->config.rmode &= ~RXMODE_FULL_MASK;
6306 local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER;
6307 local->config.scanMode = SCANMODE_PASSIVE;
6308 set_bit (FLAG_802_11, &local->flags);
6314 set_bit (FLAG_RESET, &local->flags);
6315 set_bit (FLAG_COMMIT, &local->flags);
6317 return -EINPROGRESS; /* Call commit handler */
6320 /*------------------------------------------------------------------*/
6322 * Wireless Handler : get Mode of Operation
6324 static int airo_get_mode(struct net_device *dev,
6325 struct iw_request_info *info,
6329 struct airo_info *local = dev->ml_priv;
6331 readConfigRid(local, 1);
6332 /* If not managed, assume it's ad-hoc */
6333 switch (local->config.opmode & MODE_CFG_MASK) {
6335 *uwrq = IW_MODE_INFRA;
6338 *uwrq = IW_MODE_MASTER;
6341 *uwrq = IW_MODE_REPEAT;
6344 *uwrq = IW_MODE_ADHOC;
6350 static inline int valid_index(struct airo_info *ai, int index)
6352 return (index >= 0) && (index <= ai->max_wep_idx);
6355 /*------------------------------------------------------------------*/
6357 * Wireless Handler : set Encryption Key
6359 static int airo_set_encode(struct net_device *dev,
6360 struct iw_request_info *info,
6361 struct iw_point *dwrq,
6364 struct airo_info *local = dev->ml_priv;
6365 int perm = (dwrq->flags & IW_ENCODE_TEMP ? 0 : 1);
6366 __le16 currentAuthType = local->config.authType;
6369 if (!local->wep_capable)
6372 readConfigRid(local, 1);
6374 /* Basic checking: do we have a key to set ?
6375 * Note : with the new API, it's impossible to get a NULL pointer.
6376 * Therefore, we need to check a key size == 0 instead.
6377 * New version of iwconfig properly set the IW_ENCODE_NOKEY flag
6378 * when no key is present (only change flags), but older versions
6379 * don't do it. - Jean II */
6380 if (dwrq->length > 0) {
6382 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6385 /* Check the size of the key */
6386 if (dwrq->length > MAX_KEY_SIZE) {
6390 current_index = get_wep_tx_idx(local);
6391 if (current_index < 0)
6394 /* Check the index (none -> use current) */
6395 if (!valid_index(local, index))
6396 index = current_index;
6398 /* Set the length */
6399 if (dwrq->length > MIN_KEY_SIZE)
6400 key.len = MAX_KEY_SIZE;
6402 if (dwrq->length > 0)
6403 key.len = MIN_KEY_SIZE;
6405 /* Disable the key */
6407 /* Check if the key is not marked as invalid */
6408 if(!(dwrq->flags & IW_ENCODE_NOKEY)) {
6410 memset(key.key, 0, MAX_KEY_SIZE);
6411 /* Copy the key in the driver */
6412 memcpy(key.key, extra, dwrq->length);
6413 /* Send the key to the card */
6414 rc = set_wep_key(local, index, key.key, key.len, perm, 1);
6416 airo_print_err(local->dev->name, "failed to set"
6417 " WEP key at index %d: %d.",
6422 /* WE specify that if a valid key is set, encryption
6423 * should be enabled (user may turn it off later)
6424 * This is also how "iwconfig ethX key on" works */
6425 if((index == current_index) && (key.len > 0) &&
6426 (local->config.authType == AUTH_OPEN)) {
6427 local->config.authType = AUTH_ENCRYPT;
6430 /* Do we want to just set the transmit key index ? */
6431 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6432 if (valid_index(local, index)) {
6433 rc = set_wep_tx_idx(local, index, perm, 1);
6435 airo_print_err(local->dev->name, "failed to set"
6436 " WEP transmit index to %d: %d.",
6441 /* Don't complain if only change the mode */
6442 if (!(dwrq->flags & IW_ENCODE_MODE))
6446 /* Read the flags */
6447 if(dwrq->flags & IW_ENCODE_DISABLED)
6448 local->config.authType = AUTH_OPEN; // disable encryption
6449 if(dwrq->flags & IW_ENCODE_RESTRICTED)
6450 local->config.authType = AUTH_SHAREDKEY; // Only Both
6451 if(dwrq->flags & IW_ENCODE_OPEN)
6452 local->config.authType = AUTH_ENCRYPT; // Only Wep
6453 /* Commit the changes to flags if needed */
6454 if (local->config.authType != currentAuthType)
6455 set_bit (FLAG_COMMIT, &local->flags);
6456 return -EINPROGRESS; /* Call commit handler */
6459 /*------------------------------------------------------------------*/
6461 * Wireless Handler : get Encryption Key
6463 static int airo_get_encode(struct net_device *dev,
6464 struct iw_request_info *info,
6465 struct iw_point *dwrq,
6468 struct airo_info *local = dev->ml_priv;
6469 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
6473 if (!local->wep_capable)
6476 readConfigRid(local, 1);
6478 /* Check encryption mode */
6479 switch(local->config.authType) {
6481 dwrq->flags = IW_ENCODE_OPEN;
6483 case AUTH_SHAREDKEY:
6484 dwrq->flags = IW_ENCODE_RESTRICTED;
6488 dwrq->flags = IW_ENCODE_DISABLED;
6491 /* We can't return the key, so set the proper flag and return zero */
6492 dwrq->flags |= IW_ENCODE_NOKEY;
6493 memset(extra, 0, 16);
6495 /* Which key do we want ? -1 -> tx index */
6496 if (!valid_index(local, index)) {
6497 index = get_wep_tx_idx(local);
6501 dwrq->flags |= index + 1;
6503 /* Copy the key to the user buffer */
6504 wep_key_len = get_wep_key(local, index, &buf[0], sizeof(buf));
6505 if (wep_key_len < 0) {
6508 dwrq->length = wep_key_len;
6509 memcpy(extra, buf, dwrq->length);
6515 /*------------------------------------------------------------------*/
6517 * Wireless Handler : set extended Encryption parameters
6519 static int airo_set_encodeext(struct net_device *dev,
6520 struct iw_request_info *info,
6521 union iwreq_data *wrqu,
6524 struct airo_info *local = dev->ml_priv;
6525 struct iw_point *encoding = &wrqu->encoding;
6526 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6527 int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 );
6528 __le16 currentAuthType = local->config.authType;
6529 int idx, key_len, alg = ext->alg, set_key = 1, rc;
6532 if (!local->wep_capable)
6535 readConfigRid(local, 1);
6537 /* Determine and validate the key index */
6538 idx = encoding->flags & IW_ENCODE_INDEX;
6540 if (!valid_index(local, idx - 1))
6544 idx = get_wep_tx_idx(local);
6549 if (encoding->flags & IW_ENCODE_DISABLED)
6550 alg = IW_ENCODE_ALG_NONE;
6552 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
6553 /* Only set transmit key index here, actual
6554 * key is set below if needed.
6556 rc = set_wep_tx_idx(local, idx, perm, 1);
6558 airo_print_err(local->dev->name, "failed to set "
6559 "WEP transmit index to %d: %d.",
6563 set_key = ext->key_len > 0 ? 1 : 0;
6567 /* Set the requested key first */
6568 memset(key.key, 0, MAX_KEY_SIZE);
6570 case IW_ENCODE_ALG_NONE:
6573 case IW_ENCODE_ALG_WEP:
6574 if (ext->key_len > MIN_KEY_SIZE) {
6575 key.len = MAX_KEY_SIZE;
6576 } else if (ext->key_len > 0) {
6577 key.len = MIN_KEY_SIZE;
6581 key_len = min (ext->key_len, key.len);
6582 memcpy(key.key, ext->key, key_len);
6587 /* Send the key to the card */
6588 rc = set_wep_key(local, idx, key.key, key.len, perm, 1);
6590 airo_print_err(local->dev->name, "failed to set WEP key"
6591 " at index %d: %d.", idx, rc);
6596 /* Read the flags */
6597 if(encoding->flags & IW_ENCODE_DISABLED)
6598 local->config.authType = AUTH_OPEN; // disable encryption
6599 if(encoding->flags & IW_ENCODE_RESTRICTED)
6600 local->config.authType = AUTH_SHAREDKEY; // Only Both
6601 if(encoding->flags & IW_ENCODE_OPEN)
6602 local->config.authType = AUTH_ENCRYPT; // Only Wep
6603 /* Commit the changes to flags if needed */
6604 if (local->config.authType != currentAuthType)
6605 set_bit (FLAG_COMMIT, &local->flags);
6607 return -EINPROGRESS;
6611 /*------------------------------------------------------------------*/
6613 * Wireless Handler : get extended Encryption parameters
6615 static int airo_get_encodeext(struct net_device *dev,
6616 struct iw_request_info *info,
6617 union iwreq_data *wrqu,
6620 struct airo_info *local = dev->ml_priv;
6621 struct iw_point *encoding = &wrqu->encoding;
6622 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
6623 int idx, max_key_len, wep_key_len;
6626 if (!local->wep_capable)
6629 readConfigRid(local, 1);
6631 max_key_len = encoding->length - sizeof(*ext);
6632 if (max_key_len < 0)
6635 idx = encoding->flags & IW_ENCODE_INDEX;
6637 if (!valid_index(local, idx - 1))
6641 idx = get_wep_tx_idx(local);
6646 encoding->flags = idx + 1;
6647 memset(ext, 0, sizeof(*ext));
6649 /* Check encryption mode */
6650 switch(local->config.authType) {
6652 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6654 case AUTH_SHAREDKEY:
6655 encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED;
6659 encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED;
6662 /* We can't return the key, so set the proper flag and return zero */
6663 encoding->flags |= IW_ENCODE_NOKEY;
6664 memset(extra, 0, 16);
6666 /* Copy the key to the user buffer */
6667 wep_key_len = get_wep_key(local, idx, &buf[0], sizeof(buf));
6668 if (wep_key_len < 0) {
6671 ext->key_len = wep_key_len;
6672 memcpy(extra, buf, ext->key_len);
6679 /*------------------------------------------------------------------*/
6681 * Wireless Handler : set extended authentication parameters
6683 static int airo_set_auth(struct net_device *dev,
6684 struct iw_request_info *info,
6685 union iwreq_data *wrqu, char *extra)
6687 struct airo_info *local = dev->ml_priv;
6688 struct iw_param *param = &wrqu->param;
6689 __le16 currentAuthType = local->config.authType;
6691 switch (param->flags & IW_AUTH_INDEX) {
6692 case IW_AUTH_WPA_VERSION:
6693 case IW_AUTH_CIPHER_PAIRWISE:
6694 case IW_AUTH_CIPHER_GROUP:
6695 case IW_AUTH_KEY_MGMT:
6696 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
6697 case IW_AUTH_PRIVACY_INVOKED:
6699 * airo does not use these parameters
6703 case IW_AUTH_DROP_UNENCRYPTED:
6705 /* Only change auth type if unencrypted */
6706 if (currentAuthType == AUTH_OPEN)
6707 local->config.authType = AUTH_ENCRYPT;
6709 local->config.authType = AUTH_OPEN;
6712 /* Commit the changes to flags if needed */
6713 if (local->config.authType != currentAuthType)
6714 set_bit (FLAG_COMMIT, &local->flags);
6717 case IW_AUTH_80211_AUTH_ALG: {
6718 /* FIXME: What about AUTH_OPEN? This API seems to
6719 * disallow setting our auth to AUTH_OPEN.
6721 if (param->value & IW_AUTH_ALG_SHARED_KEY) {
6722 local->config.authType = AUTH_SHAREDKEY;
6723 } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
6724 local->config.authType = AUTH_ENCRYPT;
6728 /* Commit the changes to flags if needed */
6729 if (local->config.authType != currentAuthType)
6730 set_bit (FLAG_COMMIT, &local->flags);
6734 case IW_AUTH_WPA_ENABLED:
6735 /* Silently accept disable of WPA */
6736 if (param->value > 0)
6743 return -EINPROGRESS;
6747 /*------------------------------------------------------------------*/
6749 * Wireless Handler : get extended authentication parameters
6751 static int airo_get_auth(struct net_device *dev,
6752 struct iw_request_info *info,
6753 union iwreq_data *wrqu, char *extra)
6755 struct airo_info *local = dev->ml_priv;
6756 struct iw_param *param = &wrqu->param;
6757 __le16 currentAuthType = local->config.authType;
6759 switch (param->flags & IW_AUTH_INDEX) {
6760 case IW_AUTH_DROP_UNENCRYPTED:
6761 switch (currentAuthType) {
6762 case AUTH_SHAREDKEY:
6772 case IW_AUTH_80211_AUTH_ALG:
6773 switch (currentAuthType) {
6774 case AUTH_SHAREDKEY:
6775 param->value = IW_AUTH_ALG_SHARED_KEY;
6779 param->value = IW_AUTH_ALG_OPEN_SYSTEM;
6784 case IW_AUTH_WPA_ENABLED:
6795 /*------------------------------------------------------------------*/
6797 * Wireless Handler : set Tx-Power
6799 static int airo_set_txpow(struct net_device *dev,
6800 struct iw_request_info *info,
6801 struct iw_param *vwrq,
6804 struct airo_info *local = dev->ml_priv;
6805 CapabilityRid cap_rid; /* Card capability info */
6808 __le16 v = cpu_to_le16(vwrq->value);
6810 readCapabilityRid(local, &cap_rid, 1);
6812 if (vwrq->disabled) {
6813 set_bit (FLAG_RADIO_OFF, &local->flags);
6814 set_bit (FLAG_COMMIT, &local->flags);
6815 return -EINPROGRESS; /* Call commit handler */
6817 if (vwrq->flags != IW_TXPOW_MWATT) {
6820 clear_bit (FLAG_RADIO_OFF, &local->flags);
6821 for (i = 0; cap_rid.txPowerLevels[i] && (i < 8); i++)
6822 if (v == cap_rid.txPowerLevels[i]) {
6823 readConfigRid(local, 1);
6824 local->config.txPower = v;
6825 set_bit (FLAG_COMMIT, &local->flags);
6826 rc = -EINPROGRESS; /* Call commit handler */
6832 /*------------------------------------------------------------------*/
6834 * Wireless Handler : get Tx-Power
6836 static int airo_get_txpow(struct net_device *dev,
6837 struct iw_request_info *info,
6838 struct iw_param *vwrq,
6841 struct airo_info *local = dev->ml_priv;
6843 readConfigRid(local, 1);
6844 vwrq->value = le16_to_cpu(local->config.txPower);
6845 vwrq->fixed = 1; /* No power control */
6846 vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags);
6847 vwrq->flags = IW_TXPOW_MWATT;
6852 /*------------------------------------------------------------------*/
6854 * Wireless Handler : set Retry limits
6856 static int airo_set_retry(struct net_device *dev,
6857 struct iw_request_info *info,
6858 struct iw_param *vwrq,
6861 struct airo_info *local = dev->ml_priv;
6864 if(vwrq->disabled) {
6867 readConfigRid(local, 1);
6868 if(vwrq->flags & IW_RETRY_LIMIT) {
6869 __le16 v = cpu_to_le16(vwrq->value);
6870 if(vwrq->flags & IW_RETRY_LONG)
6871 local->config.longRetryLimit = v;
6872 else if (vwrq->flags & IW_RETRY_SHORT)
6873 local->config.shortRetryLimit = v;
6875 /* No modifier : set both */
6876 local->config.longRetryLimit = v;
6877 local->config.shortRetryLimit = v;
6879 set_bit (FLAG_COMMIT, &local->flags);
6880 rc = -EINPROGRESS; /* Call commit handler */
6882 if(vwrq->flags & IW_RETRY_LIFETIME) {
6883 local->config.txLifetime = cpu_to_le16(vwrq->value / 1024);
6884 set_bit (FLAG_COMMIT, &local->flags);
6885 rc = -EINPROGRESS; /* Call commit handler */
6890 /*------------------------------------------------------------------*/
6892 * Wireless Handler : get Retry limits
6894 static int airo_get_retry(struct net_device *dev,
6895 struct iw_request_info *info,
6896 struct iw_param *vwrq,
6899 struct airo_info *local = dev->ml_priv;
6901 vwrq->disabled = 0; /* Can't be disabled */
6903 readConfigRid(local, 1);
6904 /* Note : by default, display the min retry number */
6905 if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) {
6906 vwrq->flags = IW_RETRY_LIFETIME;
6907 vwrq->value = le16_to_cpu(local->config.txLifetime) * 1024;
6908 } else if((vwrq->flags & IW_RETRY_LONG)) {
6909 vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
6910 vwrq->value = le16_to_cpu(local->config.longRetryLimit);
6912 vwrq->flags = IW_RETRY_LIMIT;
6913 vwrq->value = le16_to_cpu(local->config.shortRetryLimit);
6914 if(local->config.shortRetryLimit != local->config.longRetryLimit)
6915 vwrq->flags |= IW_RETRY_SHORT;
6921 /*------------------------------------------------------------------*/
6923 * Wireless Handler : get range info
6925 static int airo_get_range(struct net_device *dev,
6926 struct iw_request_info *info,
6927 struct iw_point *dwrq,
6930 struct airo_info *local = dev->ml_priv;
6931 struct iw_range *range = (struct iw_range *) extra;
6932 CapabilityRid cap_rid; /* Card capability info */
6936 readCapabilityRid(local, &cap_rid, 1);
6938 dwrq->length = sizeof(struct iw_range);
6939 memset(range, 0, sizeof(*range));
6940 range->min_nwid = 0x0000;
6941 range->max_nwid = 0x0000;
6942 range->num_channels = 14;
6943 /* Should be based on cap_rid.country to give only
6944 * what the current card support */
6946 for(i = 0; i < 14; i++) {
6947 range->freq[k].i = i + 1; /* List index */
6948 range->freq[k].m = ieee80211_dsss_chan_to_freq(i + 1) * 100000;
6949 range->freq[k++].e = 1; /* Values in MHz -> * 10^5 * 10 */
6951 range->num_frequency = k;
6953 range->sensitivity = 65535;
6955 /* Hum... Should put the right values there */
6957 range->max_qual.qual = 100; /* % */
6959 range->max_qual.qual = airo_get_max_quality(&cap_rid);
6960 range->max_qual.level = 0x100 - 120; /* -120 dBm */
6961 range->max_qual.noise = 0x100 - 120; /* -120 dBm */
6963 /* Experimental measurements - boundary 11/5.5 Mb/s */
6964 /* Note : with or without the (local->rssi), results
6965 * are somewhat different. - Jean II */
6967 range->avg_qual.qual = 50; /* % */
6968 range->avg_qual.level = 0x100 - 70; /* -70 dBm */
6970 range->avg_qual.qual = airo_get_avg_quality(&cap_rid);
6971 range->avg_qual.level = 0x100 - 80; /* -80 dBm */
6973 range->avg_qual.noise = 0x100 - 85; /* -85 dBm */
6975 for(i = 0 ; i < 8 ; i++) {
6976 range->bitrate[i] = cap_rid.supportedRates[i] * 500000;
6977 if(range->bitrate[i] == 0)
6980 range->num_bitrates = i;
6982 /* Set an indication of the max TCP throughput
6983 * in bit/s that we can expect using this interface.
6984 * May be use for QoS stuff... Jean II */
6986 range->throughput = 5000 * 1000;
6988 range->throughput = 1500 * 1000;
6991 range->max_rts = AIRO_DEF_MTU;
6992 range->min_frag = 256;
6993 range->max_frag = AIRO_DEF_MTU;
6995 if(cap_rid.softCap & cpu_to_le16(2)) {
6997 range->encoding_size[0] = 5;
6999 if (cap_rid.softCap & cpu_to_le16(0x100)) {
7000 range->encoding_size[1] = 13;
7001 range->num_encoding_sizes = 2;
7003 range->num_encoding_sizes = 1;
7004 range->max_encoding_tokens =
7005 cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1;
7007 range->num_encoding_sizes = 0;
7008 range->max_encoding_tokens = 0;
7011 range->max_pmp = 5000000; /* 5 secs */
7013 range->max_pmt = 65535 * 1024; /* ??? */
7014 range->pmp_flags = IW_POWER_PERIOD;
7015 range->pmt_flags = IW_POWER_TIMEOUT;
7016 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
7018 /* Transmit Power - values are in mW */
7019 for(i = 0 ; i < 8 ; i++) {
7020 range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]);
7021 if(range->txpower[i] == 0)
7024 range->num_txpower = i;
7025 range->txpower_capa = IW_TXPOW_MWATT;
7026 range->we_version_source = 19;
7027 range->we_version_compiled = WIRELESS_EXT;
7028 range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME;
7029 range->retry_flags = IW_RETRY_LIMIT;
7030 range->r_time_flags = IW_RETRY_LIFETIME;
7031 range->min_retry = 1;
7032 range->max_retry = 65535;
7033 range->min_r_time = 1024;
7034 range->max_r_time = 65535 * 1024;
7036 /* Event capability (kernel + driver) */
7037 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
7038 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
7039 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
7040 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
7041 range->event_capa[1] = IW_EVENT_CAPA_K_1;
7042 range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP);
7046 /*------------------------------------------------------------------*/
7048 * Wireless Handler : set Power Management
7050 static int airo_set_power(struct net_device *dev,
7051 struct iw_request_info *info,
7052 struct iw_param *vwrq,
7055 struct airo_info *local = dev->ml_priv;
7057 readConfigRid(local, 1);
7058 if (vwrq->disabled) {
7059 if (sniffing_mode(local))
7061 local->config.powerSaveMode = POWERSAVE_CAM;
7062 local->config.rmode &= ~RXMODE_MASK;
7063 local->config.rmode |= RXMODE_BC_MC_ADDR;
7064 set_bit (FLAG_COMMIT, &local->flags);
7065 return -EINPROGRESS; /* Call commit handler */
7067 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7068 local->config.fastListenDelay = cpu_to_le16((vwrq->value + 500) / 1024);
7069 local->config.powerSaveMode = POWERSAVE_PSPCAM;
7070 set_bit (FLAG_COMMIT, &local->flags);
7071 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
7072 local->config.fastListenInterval =
7073 local->config.listenInterval =
7074 cpu_to_le16((vwrq->value + 500) / 1024);
7075 local->config.powerSaveMode = POWERSAVE_PSPCAM;
7076 set_bit (FLAG_COMMIT, &local->flags);
7078 switch (vwrq->flags & IW_POWER_MODE) {
7079 case IW_POWER_UNICAST_R:
7080 if (sniffing_mode(local))
7082 local->config.rmode &= ~RXMODE_MASK;
7083 local->config.rmode |= RXMODE_ADDR;
7084 set_bit (FLAG_COMMIT, &local->flags);
7086 case IW_POWER_ALL_R:
7087 if (sniffing_mode(local))
7089 local->config.rmode &= ~RXMODE_MASK;
7090 local->config.rmode |= RXMODE_BC_MC_ADDR;
7091 set_bit (FLAG_COMMIT, &local->flags);
7093 /* This is broken, fixme ;-) */
7098 // Note : we may want to factor local->need_commit here
7099 // Note2 : may also want to factor RXMODE_RFMON test
7100 return -EINPROGRESS; /* Call commit handler */
7103 /*------------------------------------------------------------------*/
7105 * Wireless Handler : get Power Management
7107 static int airo_get_power(struct net_device *dev,
7108 struct iw_request_info *info,
7109 struct iw_param *vwrq,
7112 struct airo_info *local = dev->ml_priv;
7115 readConfigRid(local, 1);
7116 mode = local->config.powerSaveMode;
7117 if ((vwrq->disabled = (mode == POWERSAVE_CAM)))
7119 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
7120 vwrq->value = le16_to_cpu(local->config.fastListenDelay) * 1024;
7121 vwrq->flags = IW_POWER_TIMEOUT;
7123 vwrq->value = le16_to_cpu(local->config.fastListenInterval) * 1024;
7124 vwrq->flags = IW_POWER_PERIOD;
7126 if ((local->config.rmode & RXMODE_MASK) == RXMODE_ADDR)
7127 vwrq->flags |= IW_POWER_UNICAST_R;
7129 vwrq->flags |= IW_POWER_ALL_R;
7134 /*------------------------------------------------------------------*/
7136 * Wireless Handler : set Sensitivity
7138 static int airo_set_sens(struct net_device *dev,
7139 struct iw_request_info *info,
7140 struct iw_param *vwrq,
7143 struct airo_info *local = dev->ml_priv;
7145 readConfigRid(local, 1);
7146 local->config.rssiThreshold =
7147 cpu_to_le16(vwrq->disabled ? RSSI_DEFAULT : vwrq->value);
7148 set_bit (FLAG_COMMIT, &local->flags);
7150 return -EINPROGRESS; /* Call commit handler */
7153 /*------------------------------------------------------------------*/
7155 * Wireless Handler : get Sensitivity
7157 static int airo_get_sens(struct net_device *dev,
7158 struct iw_request_info *info,
7159 struct iw_param *vwrq,
7162 struct airo_info *local = dev->ml_priv;
7164 readConfigRid(local, 1);
7165 vwrq->value = le16_to_cpu(local->config.rssiThreshold);
7166 vwrq->disabled = (vwrq->value == 0);
7172 /*------------------------------------------------------------------*/
7174 * Wireless Handler : get AP List
7175 * Note : this is deprecated in favor of IWSCAN
7177 static int airo_get_aplist(struct net_device *dev,
7178 struct iw_request_info *info,
7179 struct iw_point *dwrq,
7182 struct airo_info *local = dev->ml_priv;
7183 struct sockaddr *address = (struct sockaddr *) extra;
7184 struct iw_quality *qual;
7187 int loseSync = capable(CAP_NET_ADMIN) ? 1: -1;
7189 qual = kmalloc(IW_MAX_AP * sizeof(*qual), GFP_KERNEL);
7193 for (i = 0; i < IW_MAX_AP; i++) {
7195 if (readBSSListRid(local, loseSync, &BSSList))
7198 memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN);
7199 address[i].sa_family = ARPHRD_ETHER;
7200 dBm = le16_to_cpu(BSSList.dBm);
7202 qual[i].level = 0x100 - dBm;
7203 qual[i].qual = airo_dbm_to_pct(local->rssi, dBm);
7204 qual[i].updated = IW_QUAL_QUAL_UPDATED
7205 | IW_QUAL_LEVEL_UPDATED
7208 qual[i].level = (dBm + 321) / 2;
7210 qual[i].updated = IW_QUAL_QUAL_INVALID
7211 | IW_QUAL_LEVEL_UPDATED
7214 qual[i].noise = local->wstats.qual.noise;
7215 if (BSSList.index == cpu_to_le16(0xffff))
7219 StatusRid status_rid; /* Card status info */
7220 readStatusRid(local, &status_rid, 1);
7222 i < min(IW_MAX_AP, 4) &&
7223 (status_rid.bssid[i][0]
7224 & status_rid.bssid[i][1]
7225 & status_rid.bssid[i][2]
7226 & status_rid.bssid[i][3]
7227 & status_rid.bssid[i][4]
7228 & status_rid.bssid[i][5])!=0xff &&
7229 (status_rid.bssid[i][0]
7230 | status_rid.bssid[i][1]
7231 | status_rid.bssid[i][2]
7232 | status_rid.bssid[i][3]
7233 | status_rid.bssid[i][4]
7234 | status_rid.bssid[i][5]);
7236 memcpy(address[i].sa_data,
7237 status_rid.bssid[i], ETH_ALEN);
7238 address[i].sa_family = ARPHRD_ETHER;
7241 dwrq->flags = 1; /* Should be define'd */
7242 memcpy(extra + sizeof(struct sockaddr)*i,
7243 &qual, sizeof(struct iw_quality)*i);
7251 /*------------------------------------------------------------------*/
7253 * Wireless Handler : Initiate Scan
7255 static int airo_set_scan(struct net_device *dev,
7256 struct iw_request_info *info,
7257 struct iw_point *dwrq,
7260 struct airo_info *ai = dev->ml_priv;
7265 /* Note : you may have realised that, as this is a SET operation,
7266 * this is privileged and therefore a normal user can't
7268 * This is not an error, while the device perform scanning,
7269 * traffic doesn't flow, so it's a perfect DoS...
7271 if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN;
7273 if (down_interruptible(&ai->sem))
7274 return -ERESTARTSYS;
7276 /* If there's already a scan in progress, don't
7277 * trigger another one. */
7278 if (ai->scan_timeout > 0)
7281 /* Initiate a scan command */
7282 ai->scan_timeout = RUN_AT(3*HZ);
7283 memset(&cmd, 0, sizeof(cmd));
7284 cmd.cmd=CMD_LISTBSS;
7285 issuecommand(ai, &cmd, &rsp);
7291 wake_up_interruptible(&ai->thr_wait);
7295 /*------------------------------------------------------------------*/
7297 * Translate scan data returned from the card to a card independent
7298 * format that the Wireless Tools will understand - Jean II
7300 static inline char *airo_translate_scan(struct net_device *dev,
7301 struct iw_request_info *info,
7306 struct airo_info *ai = dev->ml_priv;
7307 struct iw_event iwe; /* Temporary buffer */
7308 __le16 capabilities;
7309 char * current_val; /* For rates */
7314 /* First entry *MUST* be the AP MAC address */
7315 iwe.cmd = SIOCGIWAP;
7316 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
7317 memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
7318 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7319 &iwe, IW_EV_ADDR_LEN);
7321 /* Other entries will be displayed in the order we give them */
7324 iwe.u.data.length = bss->ssidLen;
7325 if(iwe.u.data.length > 32)
7326 iwe.u.data.length = 32;
7327 iwe.cmd = SIOCGIWESSID;
7328 iwe.u.data.flags = 1;
7329 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
7333 iwe.cmd = SIOCGIWMODE;
7334 capabilities = bss->cap;
7335 if(capabilities & (CAP_ESS | CAP_IBSS)) {
7336 if(capabilities & CAP_ESS)
7337 iwe.u.mode = IW_MODE_MASTER;
7339 iwe.u.mode = IW_MODE_ADHOC;
7340 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7341 &iwe, IW_EV_UINT_LEN);
7345 iwe.cmd = SIOCGIWFREQ;
7346 iwe.u.freq.m = le16_to_cpu(bss->dsChannel);
7347 iwe.u.freq.m = ieee80211_dsss_chan_to_freq(iwe.u.freq.m) * 100000;
7349 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7350 &iwe, IW_EV_FREQ_LEN);
7352 dBm = le16_to_cpu(bss->dBm);
7354 /* Add quality statistics */
7357 iwe.u.qual.level = 0x100 - dBm;
7358 iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm);
7359 iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED
7360 | IW_QUAL_LEVEL_UPDATED
7363 iwe.u.qual.level = (dBm + 321) / 2;
7364 iwe.u.qual.qual = 0;
7365 iwe.u.qual.updated = IW_QUAL_QUAL_INVALID
7366 | IW_QUAL_LEVEL_UPDATED
7369 iwe.u.qual.noise = ai->wstats.qual.noise;
7370 current_ev = iwe_stream_add_event(info, current_ev, end_buf,
7371 &iwe, IW_EV_QUAL_LEN);
7373 /* Add encryption capability */
7374 iwe.cmd = SIOCGIWENCODE;
7375 if(capabilities & CAP_PRIVACY)
7376 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
7378 iwe.u.data.flags = IW_ENCODE_DISABLED;
7379 iwe.u.data.length = 0;
7380 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
7383 /* Rate : stuffing multiple values in a single event require a bit
7384 * more of magic - Jean II */
7385 current_val = current_ev + iwe_stream_lcp_len(info);
7387 iwe.cmd = SIOCGIWRATE;
7388 /* Those two flags are ignored... */
7389 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
7391 for(i = 0 ; i < 8 ; i++) {
7392 /* NULL terminated */
7393 if(bss->rates[i] == 0)
7395 /* Bit rate given in 500 kb/s units (+ 0x80) */
7396 iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
7397 /* Add new value to event */
7398 current_val = iwe_stream_add_value(info, current_ev,
7399 current_val, end_buf,
7400 &iwe, IW_EV_PARAM_LEN);
7402 /* Check if we added any event */
7403 if ((current_val - current_ev) > iwe_stream_lcp_len(info))
7404 current_ev = current_val;
7406 /* Beacon interval */
7407 buf = kmalloc(30, GFP_KERNEL);
7409 iwe.cmd = IWEVCUSTOM;
7410 sprintf(buf, "bcn_int=%d", bss->beaconInterval);
7411 iwe.u.data.length = strlen(buf);
7412 current_ev = iwe_stream_add_point(info, current_ev, end_buf,
7417 /* Put WPA/RSN Information Elements into the event stream */
7418 if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) {
7419 unsigned int num_null_ies = 0;
7420 u16 length = sizeof (bss->extra.iep);
7421 u8 *ie = (void *)&bss->extra.iep;
7423 while ((length >= 2) && (num_null_ies < 2)) {
7424 if (2 + ie[1] > length) {
7425 /* Invalid element, don't continue parsing IE */
7431 /* Two zero-length SSID elements
7432 * mean we're done parsing elements */
7437 case WLAN_EID_GENERIC:
7443 iwe.cmd = IWEVGENIE;
7444 /* 64 is an arbitrary cut-off */
7445 iwe.u.data.length = min(ie[1] + 2,
7447 current_ev = iwe_stream_add_point(
7454 iwe.cmd = IWEVGENIE;
7455 /* 64 is an arbitrary cut-off */
7456 iwe.u.data.length = min(ie[1] + 2, 64);
7457 current_ev = iwe_stream_add_point(
7458 info, current_ev, end_buf,
7466 length -= 2 + ie[1];
7473 /*------------------------------------------------------------------*/
7475 * Wireless Handler : Read Scan Results
7477 static int airo_get_scan(struct net_device *dev,
7478 struct iw_request_info *info,
7479 struct iw_point *dwrq,
7482 struct airo_info *ai = dev->ml_priv;
7483 BSSListElement *net;
7485 char *current_ev = extra;
7487 /* If a scan is in-progress, return -EAGAIN */
7488 if (ai->scan_timeout > 0)
7491 if (down_interruptible(&ai->sem))
7494 list_for_each_entry (net, &ai->network_list, list) {
7495 /* Translate to WE format this entry */
7496 current_ev = airo_translate_scan(dev, info, current_ev,
7497 extra + dwrq->length,
7500 /* Check if there is space for one more entry */
7501 if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
7502 /* Ask user space to try again with a bigger buffer */
7508 /* Length of data */
7509 dwrq->length = (current_ev - extra);
7510 dwrq->flags = 0; /* todo */
7517 /*------------------------------------------------------------------*/
7519 * Commit handler : called after a bunch of SET operations
7521 static int airo_config_commit(struct net_device *dev,
7522 struct iw_request_info *info, /* NULL */
7523 void *zwrq, /* NULL */
7524 char *extra) /* NULL */
7526 struct airo_info *local = dev->ml_priv;
7528 if (!test_bit (FLAG_COMMIT, &local->flags))
7531 /* Some of the "SET" function may have modified some of the
7532 * parameters. It's now time to commit them in the card */
7533 disable_MAC(local, 1);
7534 if (test_bit (FLAG_RESET, &local->flags)) {
7535 APListRid APList_rid;
7538 readAPListRid(local, &APList_rid);
7539 readSsidRid(local, &SSID_rid);
7540 if (test_bit(FLAG_MPI,&local->flags))
7541 setup_card(local, dev->dev_addr, 1 );
7543 reset_airo_card(dev);
7544 disable_MAC(local, 1);
7545 writeSsidRid(local, &SSID_rid, 1);
7546 writeAPListRid(local, &APList_rid, 1);
7548 if (down_interruptible(&local->sem))
7549 return -ERESTARTSYS;
7550 writeConfigRid(local, 0);
7551 enable_MAC(local, 0);
7552 if (test_bit (FLAG_RESET, &local->flags))
7553 airo_set_promisc(local);
7560 /*------------------------------------------------------------------*/
7562 * Structures to export the Wireless Handlers
7565 static const struct iw_priv_args airo_private_args[] = {
7566 /*{ cmd, set_args, get_args, name } */
7567 { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7568 IW_PRIV_TYPE_BYTE | 2047, "airoioctl" },
7569 { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl),
7570 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" },
7573 static const iw_handler airo_handler[] =
7575 (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */
7576 (iw_handler) airo_get_name, /* SIOCGIWNAME */
7577 (iw_handler) NULL, /* SIOCSIWNWID */
7578 (iw_handler) NULL, /* SIOCGIWNWID */
7579 (iw_handler) airo_set_freq, /* SIOCSIWFREQ */
7580 (iw_handler) airo_get_freq, /* SIOCGIWFREQ */
7581 (iw_handler) airo_set_mode, /* SIOCSIWMODE */
7582 (iw_handler) airo_get_mode, /* SIOCGIWMODE */
7583 (iw_handler) airo_set_sens, /* SIOCSIWSENS */
7584 (iw_handler) airo_get_sens, /* SIOCGIWSENS */
7585 (iw_handler) NULL, /* SIOCSIWRANGE */
7586 (iw_handler) airo_get_range, /* SIOCGIWRANGE */
7587 (iw_handler) NULL, /* SIOCSIWPRIV */
7588 (iw_handler) NULL, /* SIOCGIWPRIV */
7589 (iw_handler) NULL, /* SIOCSIWSTATS */
7590 (iw_handler) NULL, /* SIOCGIWSTATS */
7591 iw_handler_set_spy, /* SIOCSIWSPY */
7592 iw_handler_get_spy, /* SIOCGIWSPY */
7593 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
7594 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
7595 (iw_handler) airo_set_wap, /* SIOCSIWAP */
7596 (iw_handler) airo_get_wap, /* SIOCGIWAP */
7597 (iw_handler) NULL, /* -- hole -- */
7598 (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */
7599 (iw_handler) airo_set_scan, /* SIOCSIWSCAN */
7600 (iw_handler) airo_get_scan, /* SIOCGIWSCAN */
7601 (iw_handler) airo_set_essid, /* SIOCSIWESSID */
7602 (iw_handler) airo_get_essid, /* SIOCGIWESSID */
7603 (iw_handler) airo_set_nick, /* SIOCSIWNICKN */
7604 (iw_handler) airo_get_nick, /* SIOCGIWNICKN */
7605 (iw_handler) NULL, /* -- hole -- */
7606 (iw_handler) NULL, /* -- hole -- */
7607 (iw_handler) airo_set_rate, /* SIOCSIWRATE */
7608 (iw_handler) airo_get_rate, /* SIOCGIWRATE */
7609 (iw_handler) airo_set_rts, /* SIOCSIWRTS */
7610 (iw_handler) airo_get_rts, /* SIOCGIWRTS */
7611 (iw_handler) airo_set_frag, /* SIOCSIWFRAG */
7612 (iw_handler) airo_get_frag, /* SIOCGIWFRAG */
7613 (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */
7614 (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */
7615 (iw_handler) airo_set_retry, /* SIOCSIWRETRY */
7616 (iw_handler) airo_get_retry, /* SIOCGIWRETRY */
7617 (iw_handler) airo_set_encode, /* SIOCSIWENCODE */
7618 (iw_handler) airo_get_encode, /* SIOCGIWENCODE */
7619 (iw_handler) airo_set_power, /* SIOCSIWPOWER */
7620 (iw_handler) airo_get_power, /* SIOCGIWPOWER */
7621 (iw_handler) NULL, /* -- hole -- */
7622 (iw_handler) NULL, /* -- hole -- */
7623 (iw_handler) NULL, /* SIOCSIWGENIE */
7624 (iw_handler) NULL, /* SIOCGIWGENIE */
7625 (iw_handler) airo_set_auth, /* SIOCSIWAUTH */
7626 (iw_handler) airo_get_auth, /* SIOCGIWAUTH */
7627 (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */
7628 (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */
7629 (iw_handler) NULL, /* SIOCSIWPMKSA */
7632 /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here.
7633 * We want to force the use of the ioctl code, because those can't be
7634 * won't work the iw_handler code (because they simultaneously read
7635 * and write data and iw_handler can't do that).
7636 * Note that it's perfectly legal to read/write on a single ioctl command,
7637 * you just can't use iwpriv and need to force it via the ioctl handler.
7639 static const iw_handler airo_private_handler[] =
7641 NULL, /* SIOCIWFIRSTPRIV */
7644 static const struct iw_handler_def airo_handler_def =
7646 .num_standard = ARRAY_SIZE(airo_handler),
7647 .num_private = ARRAY_SIZE(airo_private_handler),
7648 .num_private_args = ARRAY_SIZE(airo_private_args),
7649 .standard = airo_handler,
7650 .private = airo_private_handler,
7651 .private_args = airo_private_args,
7652 .get_wireless_stats = airo_get_wireless_stats,
7656 * This defines the configuration part of the Wireless Extensions
7657 * Note : irq and spinlock protection will occur in the subroutines
7660 * o Check input value more carefully and fill correct values in range
7661 * o Test and shakeout the bugs (if any)
7665 * Javier Achirica did a great job of merging code from the unnamed CISCO
7666 * developer that added support for flashing the card.
7668 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
7671 struct airo_info *ai = dev->ml_priv;
7673 if (ai->power.event)
7683 int val = AIROMAGIC;
7685 if (copy_from_user(&com,rq->ifr_data,sizeof(com)))
7687 else if (copy_to_user(com.data,(char *)&val,sizeof(val)))
7696 /* Get the command struct and hand it off for evaluation by
7697 * the proper subfunction
7701 if (copy_from_user(&com,rq->ifr_data,sizeof(com))) {
7706 /* Separate R/W functions bracket legality here
7708 if ( com.command == AIRORSWVERSION ) {
7709 if (copy_to_user(com.data, swversion, sizeof(swversion)))
7714 else if ( com.command <= AIRORRID)
7715 rc = readrids(dev,&com);
7716 else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) )
7717 rc = writerids(dev,&com);
7718 else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART )
7719 rc = flashcard(dev,&com);
7721 rc = -EINVAL; /* Bad command in ioctl */
7724 #endif /* CISCO_EXT */
7726 // All other calls are currently unsupported
7734 * Get the Wireless stats out of the driver
7735 * Note : irq and spinlock protection will occur in the subroutines
7738 * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs)
7742 static void airo_read_wireless_stats(struct airo_info *local)
7744 StatusRid status_rid;
7746 CapabilityRid cap_rid;
7747 __le32 *vals = stats_rid.vals;
7749 /* Get stats out of the card */
7750 clear_bit(JOB_WSTATS, &local->jobs);
7751 if (local->power.event) {
7755 readCapabilityRid(local, &cap_rid, 0);
7756 readStatusRid(local, &status_rid, 0);
7757 readStatsRid(local, &stats_rid, RID_STATS, 0);
7761 local->wstats.status = le16_to_cpu(status_rid.mode);
7763 /* Signal quality and co */
7765 local->wstats.qual.level =
7766 airo_rssi_to_dbm(local->rssi,
7767 le16_to_cpu(status_rid.sigQuality));
7768 /* normalizedSignalStrength appears to be a percentage */
7769 local->wstats.qual.qual =
7770 le16_to_cpu(status_rid.normalizedSignalStrength);
7772 local->wstats.qual.level =
7773 (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2;
7774 local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid);
7776 if (le16_to_cpu(status_rid.len) >= 124) {
7777 local->wstats.qual.noise = 0x100 - status_rid.noisedBm;
7778 local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
7780 local->wstats.qual.noise = 0;
7781 local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM;
7784 /* Packets discarded in the wireless adapter due to wireless
7785 * specific problems */
7786 local->wstats.discard.nwid = le32_to_cpu(vals[56]) +
7787 le32_to_cpu(vals[57]) +
7788 le32_to_cpu(vals[58]); /* SSID Mismatch */
7789 local->wstats.discard.code = le32_to_cpu(vals[6]);/* RxWepErr */
7790 local->wstats.discard.fragment = le32_to_cpu(vals[30]);
7791 local->wstats.discard.retries = le32_to_cpu(vals[10]);
7792 local->wstats.discard.misc = le32_to_cpu(vals[1]) +
7793 le32_to_cpu(vals[32]);
7794 local->wstats.miss.beacon = le32_to_cpu(vals[34]);
7797 static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
7799 struct airo_info *local = dev->ml_priv;
7801 if (!test_bit(JOB_WSTATS, &local->jobs)) {
7802 /* Get stats out of the card if available */
7803 if (down_trylock(&local->sem) != 0) {
7804 set_bit(JOB_WSTATS, &local->jobs);
7805 wake_up_interruptible(&local->thr_wait);
7807 airo_read_wireless_stats(local);
7810 return &local->wstats;
7815 * This just translates from driver IOCTL codes to the command codes to
7816 * feed to the radio's host interface. Things can be added/deleted
7817 * as needed. This represents the READ side of control I/O to
7820 static int readrids(struct net_device *dev, aironet_ioctl *comp) {
7821 unsigned short ridcode;
7822 unsigned char *iobuf;
7824 struct airo_info *ai = dev->ml_priv;
7826 if (test_bit(FLAG_FLASHING, &ai->flags))
7829 switch(comp->command)
7831 case AIROGCAP: ridcode = RID_CAPABILITIES; break;
7832 case AIROGCFG: ridcode = RID_CONFIG;
7833 if (test_bit(FLAG_COMMIT, &ai->flags)) {
7834 disable_MAC (ai, 1);
7835 writeConfigRid (ai, 1);
7839 case AIROGSLIST: ridcode = RID_SSID; break;
7840 case AIROGVLIST: ridcode = RID_APLIST; break;
7841 case AIROGDRVNAM: ridcode = RID_DRVNAME; break;
7842 case AIROGEHTENC: ridcode = RID_ETHERENCAP; break;
7843 case AIROGWEPKTMP: ridcode = RID_WEP_TEMP;
7844 /* Only super-user can read WEP keys */
7845 if (!capable(CAP_NET_ADMIN))
7848 case AIROGWEPKNV: ridcode = RID_WEP_PERM;
7849 /* Only super-user can read WEP keys */
7850 if (!capable(CAP_NET_ADMIN))
7853 case AIROGSTAT: ridcode = RID_STATUS; break;
7854 case AIROGSTATSD32: ridcode = RID_STATSDELTA; break;
7855 case AIROGSTATSC32: ridcode = RID_STATS; break;
7857 if (copy_to_user(comp->data, &ai->micstats,
7858 min((int)comp->len,(int)sizeof(ai->micstats))))
7861 case AIRORRID: ridcode = comp->ridnum; break;
7867 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7870 PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);
7871 /* get the count of bytes in the rid docs say 1st 2 bytes is it.
7872 * then return it to the user
7873 * 9/22/2000 Honor user given length
7877 if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) {
7886 * Danger Will Robinson write the rids here
7889 static int writerids(struct net_device *dev, aironet_ioctl *comp) {
7890 struct airo_info *ai = dev->ml_priv;
7893 static int (* writer)(struct airo_info *, u16 rid, const void *, int, int);
7894 unsigned char *iobuf;
7896 /* Only super-user can write RIDs */
7897 if (!capable(CAP_NET_ADMIN))
7900 if (test_bit(FLAG_FLASHING, &ai->flags))
7904 writer = do_writerid;
7906 switch(comp->command)
7908 case AIROPSIDS: ridcode = RID_SSID; break;
7909 case AIROPCAP: ridcode = RID_CAPABILITIES; break;
7910 case AIROPAPLIST: ridcode = RID_APLIST; break;
7911 case AIROPCFG: ai->config.len = 0;
7912 clear_bit(FLAG_COMMIT, &ai->flags);
7913 ridcode = RID_CONFIG; break;
7914 case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break;
7915 case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break;
7916 case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break;
7917 case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid;
7919 case AIROPLEAPUSR+1: ridcode = 0xFF2A; break;
7920 case AIROPLEAPUSR+2: ridcode = 0xFF2B; break;
7922 /* this is not really a rid but a command given to the card
7926 if (enable_MAC(ai, 1) != 0)
7931 * Evidently this code in the airo driver does not get a symbol
7932 * as disable_MAC. it's probably so short the compiler does not gen one.
7938 /* This command merely clears the counts does not actually store any data
7939 * only reads rid. But as it changes the cards state, I put it in the
7940 * writerid routines.
7943 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7946 PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1);
7948 enabled = ai->micstats.enabled;
7949 memset(&ai->micstats,0,sizeof(ai->micstats));
7950 ai->micstats.enabled = enabled;
7952 if (copy_to_user(comp->data, iobuf,
7953 min((int)comp->len, (int)RIDSIZE))) {
7961 return -EOPNOTSUPP; /* Blarg! */
7963 if(comp->len > RIDSIZE)
7966 if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
7969 if (copy_from_user(iobuf,comp->data,comp->len)) {
7974 if (comp->command == AIROPCFG) {
7975 ConfigRid *cfg = (ConfigRid *)iobuf;
7977 if (test_bit(FLAG_MIC_CAPABLE, &ai->flags))
7978 cfg->opmode |= MODE_MIC;
7980 if ((cfg->opmode & MODE_CFG_MASK) == MODE_STA_IBSS)
7981 set_bit (FLAG_ADHOC, &ai->flags);
7983 clear_bit (FLAG_ADHOC, &ai->flags);
7986 if((*writer)(ai, ridcode, iobuf,comp->len,1)) {
7994 /*****************************************************************************
7995 * Ancillary flash / mod functions much black magic lurkes here *
7996 *****************************************************************************
8000 * Flash command switch table
8003 static int flashcard(struct net_device *dev, aironet_ioctl *comp) {
8006 /* Only super-user can modify flash */
8007 if (!capable(CAP_NET_ADMIN))
8010 switch(comp->command)
8013 return cmdreset((struct airo_info *)dev->ml_priv);
8016 if (!AIRO_FLASH(dev) &&
8017 (AIRO_FLASH(dev) = kmalloc(FLASHSIZE, GFP_KERNEL)) == NULL)
8019 return setflashmode((struct airo_info *)dev->ml_priv);
8021 case AIROFLSHGCHR: /* Get char from aux */
8022 if(comp->len != sizeof(int))
8024 if (copy_from_user(&z,comp->data,comp->len))
8026 return flashgchar((struct airo_info *)dev->ml_priv, z, 8000);
8028 case AIROFLSHPCHR: /* Send char to card. */
8029 if(comp->len != sizeof(int))
8031 if (copy_from_user(&z,comp->data,comp->len))
8033 return flashpchar((struct airo_info *)dev->ml_priv, z, 8000);
8035 case AIROFLPUTBUF: /* Send 32k to card */
8036 if (!AIRO_FLASH(dev))
8038 if(comp->len > FLASHSIZE)
8040 if (copy_from_user(AIRO_FLASH(dev), comp->data, comp->len))
8043 flashputbuf((struct airo_info *)dev->ml_priv);
8047 if (flashrestart((struct airo_info *)dev->ml_priv, dev))
8054 #define FLASH_COMMAND 0x7e7e
8058 * Disable MAC and do soft reset on
8062 static int cmdreset(struct airo_info *ai) {
8066 airo_print_info(ai->dev->name, "Waitbusy hang before RESET");
8070 OUT4500(ai,COMMAND,CMD_SOFTRESET);
8072 ssleep(1); /* WAS 600 12/7/00 */
8075 airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET");
8082 * Put the card in legendary flash
8086 static int setflashmode (struct airo_info *ai) {
8087 set_bit (FLAG_FLASHING, &ai->flags);
8089 OUT4500(ai, SWS0, FLASH_COMMAND);
8090 OUT4500(ai, SWS1, FLASH_COMMAND);
8092 OUT4500(ai, SWS0, FLASH_COMMAND);
8093 OUT4500(ai, COMMAND,0x10);
8095 OUT4500(ai, SWS2, FLASH_COMMAND);
8096 OUT4500(ai, SWS3, FLASH_COMMAND);
8097 OUT4500(ai, COMMAND,0);
8099 msleep(500); /* 500ms delay */
8102 clear_bit (FLAG_FLASHING, &ai->flags);
8103 airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode");
8109 /* Put character to SWS0 wait for dwelltime
8113 static int flashpchar(struct airo_info *ai,int byte,int dwelltime) {
8124 /* Wait for busy bit d15 to go false indicating buffer empty */
8125 while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) {
8130 /* timeout for busy clear wait */
8132 airo_print_info(ai->dev->name, "flash putchar busywait timeout!");
8136 /* Port is clear now write byte and wait for it to echo back */
8138 OUT4500(ai,SWS0,byte);
8141 echo = IN4500(ai,SWS1);
8142 } while (dwelltime >= 0 && echo != byte);
8146 return (echo == byte) ? 0 : -EIO;
8150 * Get a character from the card matching matchbyte
8153 static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){
8155 unsigned char rbyte=0;
8158 rchar = IN4500(ai,SWS1);
8160 if(dwelltime && !(0x8000 & rchar)){
8165 rbyte = 0xff & rchar;
8167 if( (rbyte == matchbyte) && (0x8000 & rchar) ){
8171 if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar)
8175 }while(dwelltime > 0);
8180 * Transfer 32k of firmware data from user buffer to our buffer and
8184 static int flashputbuf(struct airo_info *ai){
8188 if (test_bit(FLAG_MPI,&ai->flags))
8189 memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE);
8191 OUT4500(ai,AUXPAGE,0x100);
8192 OUT4500(ai,AUXOFF,0);
8194 for(nwords=0;nwords != FLASHSIZE / 2;nwords++){
8195 OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff);
8198 OUT4500(ai,SWS0,0x8000);
8206 static int flashrestart(struct airo_info *ai,struct net_device *dev){
8209 ssleep(1); /* Added 12/7/00 */
8210 clear_bit (FLAG_FLASHING, &ai->flags);
8211 if (test_bit(FLAG_MPI, &ai->flags)) {
8212 status = mpi_init_descriptors(ai);
8213 if (status != SUCCESS)
8216 status = setup_card(ai, dev->dev_addr, 1);
8218 if (!test_bit(FLAG_MPI,&ai->flags))
8219 for( i = 0; i < MAX_FIDS; i++ ) {
8220 ai->fids[i] = transmit_allocate
8221 ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 );
8224 ssleep(1); /* Added 12/7/00 */
8227 #endif /* CISCO_EXT */
8230 This program is free software; you can redistribute it and/or
8231 modify it under the terms of the GNU General Public License
8232 as published by the Free Software Foundation; either version 2
8233 of the License, or (at your option) any later version.
8235 This program is distributed in the hope that it will be useful,
8236 but WITHOUT ANY WARRANTY; without even the implied warranty of
8237 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
8238 GNU General Public License for more details.
8242 Redistribution and use in source and binary forms, with or without
8243 modification, are permitted provided that the following conditions
8246 1. Redistributions of source code must retain the above copyright
8247 notice, this list of conditions and the following disclaimer.
8248 2. Redistributions in binary form must reproduce the above copyright
8249 notice, this list of conditions and the following disclaimer in the
8250 documentation and/or other materials provided with the distribution.
8251 3. The name of the author may not be used to endorse or promote
8252 products derived from this software without specific prior written
8255 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
8256 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
8257 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
8258 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
8259 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
8260 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
8261 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
8262 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
8263 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
8264 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
8265 POSSIBILITY OF SUCH DAMAGE.
8268 module_init(airo_init_module);
8269 module_exit(airo_cleanup_module);