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1da177e4 LT |
1 | /*====================================================================== |
2 | ||
3 | Aironet driver for 4500 and 4800 series cards | |
4 | ||
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 | |
7 | the end of this file. | |
8 | ||
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>. | |
19 | ||
20 | ======================================================================*/ | |
21 | ||
f12cc209 | 22 | #include <linux/err.h> |
1da177e4 LT |
23 | #include <linux/init.h> |
24 | ||
25 | #include <linux/kernel.h> | |
26 | #include <linux/module.h> | |
27 | #include <linux/proc_fs.h> | |
1da177e4 LT |
28 | |
29 | #include <linux/sched.h> | |
30 | #include <linux/ptrace.h> | |
31 | #include <linux/slab.h> | |
32 | #include <linux/string.h> | |
33 | #include <linux/timer.h> | |
34 | #include <linux/interrupt.h> | |
35 | #include <linux/in.h> | |
36 | #include <linux/bitops.h> | |
378f058c | 37 | #include <linux/scatterlist.h> |
a39d3e79 | 38 | #include <linux/crypto.h> |
1da177e4 LT |
39 | #include <asm/io.h> |
40 | #include <asm/system.h> | |
593c2b9c | 41 | #include <asm/unaligned.h> |
1da177e4 LT |
42 | |
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> | |
3b4c7d64 | 50 | #include <linux/kthread.h> |
7dfb7103 | 51 | #include <linux/freezer.h> |
1da177e4 | 52 | |
2c706002 JB |
53 | #include <linux/ieee80211.h> |
54 | ||
d3808760 AB |
55 | #include "airo.h" |
56 | ||
1138c37b MS |
57 | #define DRV_NAME "airo" |
58 | ||
1da177e4 LT |
59 | #ifdef CONFIG_PCI |
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, }, | |
68 | { 0, } | |
69 | }; | |
70 | MODULE_DEVICE_TABLE(pci, card_ids); | |
71 | ||
72 | static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *); | |
73 | static void airo_pci_remove(struct pci_dev *); | |
05adc3b7 | 74 | static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state); |
1da177e4 LT |
75 | static int airo_pci_resume(struct pci_dev *pdev); |
76 | ||
77 | static struct pci_driver airo_driver = { | |
1138c37b | 78 | .name = DRV_NAME, |
1da177e4 LT |
79 | .id_table = card_ids, |
80 | .probe = airo_pci_probe, | |
81 | .remove = __devexit_p(airo_pci_remove), | |
82 | .suspend = airo_pci_suspend, | |
83 | .resume = airo_pci_resume, | |
84 | }; | |
85 | #endif /* CONFIG_PCI */ | |
86 | ||
87 | /* Include Wireless Extension definition and check version - Jean II */ | |
88 | #include <linux/wireless.h> | |
e292c737 PM |
89 | #define WIRELESS_SPY /* enable iwspy support */ |
90 | #include <net/iw_handler.h> /* New driver API */ | |
1da177e4 | 91 | |
e292c737 | 92 | #define CISCO_EXT /* enable Cisco extensions */ |
1da177e4 LT |
93 | #ifdef CISCO_EXT |
94 | #include <linux/delay.h> | |
95 | #endif | |
96 | ||
1da177e4 LT |
97 | /* Hack to do some power saving */ |
98 | #define POWER_ON_DOWN | |
99 | ||
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 */ | |
105 | ||
106 | #define IGNLABEL(comment) NULL | |
107 | static char *statsLabels[] = { | |
108 | "RxOverrun", | |
109 | IGNLABEL("RxPlcpCrcErr"), | |
110 | IGNLABEL("RxPlcpFormatErr"), | |
111 | IGNLABEL("RxPlcpLengthErr"), | |
112 | "RxMacCrcErr", | |
113 | "RxMacCrcOk", | |
114 | "RxWepErr", | |
115 | "RxWepOk", | |
116 | "RetryLong", | |
117 | "RetryShort", | |
118 | "MaxRetries", | |
119 | "NoAck", | |
120 | "NoCts", | |
121 | "RxAck", | |
122 | "RxCts", | |
123 | "TxAck", | |
124 | "TxRts", | |
125 | "TxCts", | |
126 | "TxMc", | |
127 | "TxBc", | |
128 | "TxUcFrags", | |
129 | "TxUcPackets", | |
130 | "TxBeacon", | |
131 | "RxBeacon", | |
132 | "TxSinColl", | |
133 | "TxMulColl", | |
134 | "DefersNo", | |
135 | "DefersProt", | |
136 | "DefersEngy", | |
137 | "DupFram", | |
138 | "RxFragDisc", | |
139 | "TxAged", | |
140 | "RxAged", | |
141 | "LostSync-MaxRetry", | |
142 | "LostSync-MissedBeacons", | |
143 | "LostSync-ArlExceeded", | |
144 | "LostSync-Deauth", | |
145 | "LostSync-Disassoced", | |
146 | "LostSync-TsfTiming", | |
147 | "HostTxMc", | |
148 | "HostTxBc", | |
149 | "HostTxUc", | |
150 | "HostTxFail", | |
151 | "HostRxMc", | |
152 | "HostRxBc", | |
153 | "HostRxUc", | |
154 | "HostRxDiscard", | |
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"), | |
164 | "SsidMismatch", | |
165 | "ApMismatch", | |
166 | "RatesMismatch", | |
167 | "AuthReject", | |
168 | "AuthTimeout", | |
169 | "AssocReject", | |
170 | "AssocTimeout", | |
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"), | |
191 | "RxMan", | |
192 | "TxMan", | |
193 | "RxRefresh", | |
194 | "TxRefresh", | |
195 | "RxPoll", | |
196 | "TxPoll", | |
197 | "HostRetries", | |
198 | "LostSync-HostReq", | |
199 | "HostTxBytes", | |
200 | "HostRxBytes", | |
201 | "ElapsedUsec", | |
202 | "ElapsedSec", | |
203 | "LostSyncBetterAP", | |
204 | "PrivacyMismatch", | |
205 | "Jammed", | |
206 | "DiscRxNotWepped", | |
207 | "PhyEleMismatch", | |
208 | (char*)-1 }; | |
209 | #ifndef RUN_AT | |
210 | #define RUN_AT(x) (jiffies+(x)) | |
211 | #endif | |
212 | ||
213 | ||
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). */ | |
217 | ||
218 | static int rates[8]; | |
219 | static int basic_rate; | |
220 | static char *ssids[3]; | |
221 | ||
222 | static int io[4]; | |
223 | static int irq[4]; | |
224 | ||
225 | static | |
226 | int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at. | |
227 | 0 means no limit. For old cards this was 4 */ | |
228 | ||
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. */ | |
232 | static int adhoc; | |
233 | ||
234 | static int probe = 1; | |
235 | ||
236 | static int proc_uid /* = 0 */; | |
237 | ||
238 | static int proc_gid /* = 0 */; | |
239 | ||
240 | static int airo_perm = 0555; | |
241 | ||
242 | static int proc_perm = 0644; | |
243 | ||
244 | MODULE_AUTHOR("Benjamin Reed"); | |
245 | MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \ | |
d73ae55a BN |
246 | cards. Direct support for ISA/PCI/MPI cards and support \ |
247 | for PCMCIA when used with airo_cs."); | |
1da177e4 LT |
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."); | |
272 | ||
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"); | |
281 | ||
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!!! */ | |
e292c737 | 285 | static int do8bitIO /* = 0 */; |
1da177e4 LT |
286 | |
287 | /* Return codes */ | |
288 | #define SUCCESS 0 | |
289 | #define ERROR -1 | |
290 | #define NO_PACKET -2 | |
291 | ||
292 | /* Commands */ | |
293 | #define NOP2 0x0000 | |
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 | |
306 | #define NOP 0x0010 | |
307 | #define CMD_WORKAROUND 0x0011 | |
308 | #define CMD_ALLOCATEAUX 0x0020 | |
309 | #define CMD_ACCESS 0x0021 | |
310 | #define CMD_PCIBAP 0x0022 | |
311 | #define CMD_PCIAUX 0x0023 | |
312 | #define CMD_ALLOCBUF 0x0028 | |
313 | #define CMD_GETTLV 0x0029 | |
314 | #define CMD_PUTTLV 0x002a | |
315 | #define CMD_DELTLV 0x002b | |
316 | #define CMD_FINDNEXTTLV 0x002c | |
317 | #define CMD_PSPNODES 0x0030 | |
318 | #define CMD_SETCW 0x0031 | |
319 | #define CMD_SETPCF 0x0032 | |
320 | #define CMD_SETPHYREG 0x003e | |
321 | #define CMD_TXTEST 0x003f | |
322 | #define MAC_ENABLETX 0x0101 | |
323 | #define CMD_LISTBSS 0x0103 | |
324 | #define CMD_SAVECFG 0x0108 | |
325 | #define CMD_ENABLEAUX 0x0111 | |
326 | #define CMD_WRITERID 0x0121 | |
327 | #define CMD_USEPSPNODES 0x0130 | |
328 | #define MAC_ENABLERX 0x0201 | |
329 | ||
330 | /* Command errors */ | |
331 | #define ERROR_QUALIF 0x00 | |
332 | #define ERROR_ILLCMD 0x01 | |
333 | #define ERROR_ILLFMT 0x02 | |
334 | #define ERROR_INVFID 0x03 | |
335 | #define ERROR_INVRID 0x04 | |
336 | #define ERROR_LARGE 0x05 | |
337 | #define ERROR_NDISABL 0x06 | |
338 | #define ERROR_ALLOCBSY 0x07 | |
339 | #define ERROR_NORD 0x0B | |
340 | #define ERROR_NOWR 0x0C | |
341 | #define ERROR_INVFIDTX 0x0D | |
342 | #define ERROR_TESTACT 0x0E | |
343 | #define ERROR_TAGNFND 0x12 | |
344 | #define ERROR_DECODE 0x20 | |
345 | #define ERROR_DESCUNAV 0x21 | |
346 | #define ERROR_BADLEN 0x22 | |
347 | #define ERROR_MODE 0x80 | |
348 | #define ERROR_HOP 0x81 | |
349 | #define ERROR_BINTER 0x82 | |
350 | #define ERROR_RXMODE 0x83 | |
351 | #define ERROR_MACADDR 0x84 | |
352 | #define ERROR_RATES 0x85 | |
353 | #define ERROR_ORDER 0x86 | |
354 | #define ERROR_SCAN 0x87 | |
355 | #define ERROR_AUTH 0x88 | |
356 | #define ERROR_PSMODE 0x89 | |
357 | #define ERROR_RTYPE 0x8A | |
358 | #define ERROR_DIVER 0x8B | |
359 | #define ERROR_SSID 0x8C | |
360 | #define ERROR_APLIST 0x8D | |
361 | #define ERROR_AUTOWAKE 0x8E | |
362 | #define ERROR_LEAP 0x8F | |
363 | ||
364 | /* Registers */ | |
365 | #define COMMAND 0x00 | |
366 | #define PARAM0 0x02 | |
367 | #define PARAM1 0x04 | |
368 | #define PARAM2 0x06 | |
369 | #define STATUS 0x08 | |
370 | #define RESP0 0x0a | |
371 | #define RESP1 0x0c | |
372 | #define RESP2 0x0e | |
373 | #define LINKSTAT 0x10 | |
374 | #define SELECT0 0x18 | |
375 | #define OFFSET0 0x1c | |
376 | #define RXFID 0x20 | |
377 | #define TXALLOCFID 0x22 | |
378 | #define TXCOMPLFID 0x24 | |
379 | #define DATA0 0x36 | |
380 | #define EVSTAT 0x30 | |
381 | #define EVINTEN 0x32 | |
382 | #define EVACK 0x34 | |
383 | #define SWS0 0x28 | |
384 | #define SWS1 0x2a | |
385 | #define SWS2 0x2c | |
386 | #define SWS3 0x2e | |
387 | #define AUXPAGE 0x3A | |
388 | #define AUXOFF 0x3C | |
389 | #define AUXDATA 0x3E | |
390 | ||
391 | #define FID_TX 1 | |
392 | #define FID_RX 2 | |
393 | /* Offset into aux memory for descriptors */ | |
394 | #define AUX_OFFSET 0x800 | |
395 | /* Size of allocated packets */ | |
396 | #define PKTSIZE 1840 | |
397 | #define RIDSIZE 2048 | |
398 | /* Size of the transmit queue */ | |
399 | #define MAXTXQ 64 | |
400 | ||
401 | /* BAP selectors */ | |
e292c737 PM |
402 | #define BAP0 0 /* Used for receiving packets */ |
403 | #define BAP1 2 /* Used for xmiting packets and working with RIDS */ | |
1da177e4 LT |
404 | |
405 | /* Flags */ | |
406 | #define COMMAND_BUSY 0x8000 | |
407 | ||
408 | #define BAP_BUSY 0x8000 | |
409 | #define BAP_ERR 0x4000 | |
410 | #define BAP_DONE 0x2000 | |
411 | ||
412 | #define PROMISC 0xffff | |
413 | #define NOPROMISC 0x0000 | |
414 | ||
415 | #define EV_CMD 0x10 | |
416 | #define EV_CLEARCOMMANDBUSY 0x4000 | |
417 | #define EV_RX 0x01 | |
418 | #define EV_TX 0x02 | |
419 | #define EV_TXEXC 0x04 | |
420 | #define EV_ALLOC 0x08 | |
421 | #define EV_LINK 0x80 | |
422 | #define EV_AWAKE 0x100 | |
423 | #define EV_TXCPY 0x400 | |
424 | #define EV_UNKNOWN 0x800 | |
425 | #define EV_MIC 0x1000 /* 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) | |
428 | ||
429 | #ifdef CHECK_UNKNOWN_INTS | |
430 | #define IGNORE_INTS ( EV_CMD | EV_UNKNOWN) | |
431 | #else | |
432 | #define IGNORE_INTS (~STATUS_INTS) | |
433 | #endif | |
434 | ||
435 | /* RID TYPES */ | |
436 | #define RID_RW 0x20 | |
437 | ||
438 | /* The RIDs */ | |
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 | |
3c304956 DW |
476 | #define RID_WPA_BSSLISTFIRST 0xFF74 |
477 | #define RID_WPA_BSSLISTNEXT 0xFF75 | |
1da177e4 LT |
478 | |
479 | typedef struct { | |
480 | u16 cmd; | |
481 | u16 parm0; | |
482 | u16 parm1; | |
483 | u16 parm2; | |
484 | } Cmd; | |
485 | ||
486 | typedef struct { | |
487 | u16 status; | |
488 | u16 rsp0; | |
489 | u16 rsp1; | |
490 | u16 rsp2; | |
491 | } Resp; | |
492 | ||
493 | /* | |
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. | |
497 | */ | |
498 | ||
499 | /* This is redundant for x86 archs, but it seems necessary for ARM */ | |
500 | #pragma pack(1) | |
501 | ||
502 | /* This structure came from an email sent to me from an engineer at | |
503 | aironet for inclusion into this driver */ | |
504 | typedef struct { | |
4293ea33 AV |
505 | __le16 len; |
506 | __le16 kindex; | |
1da177e4 | 507 | u8 mac[ETH_ALEN]; |
4293ea33 | 508 | __le16 klen; |
1da177e4 LT |
509 | u8 key[16]; |
510 | } WepKeyRid; | |
511 | ||
512 | /* These structures are from the Aironet's PC4500 Developers Manual */ | |
513 | typedef struct { | |
0dd2212f | 514 | __le16 len; |
1da177e4 LT |
515 | u8 ssid[32]; |
516 | } Ssid; | |
517 | ||
518 | typedef struct { | |
0dd2212f | 519 | __le16 len; |
1da177e4 LT |
520 | Ssid ssids[3]; |
521 | } SsidRid; | |
522 | ||
523 | typedef struct { | |
3eb9b41f AV |
524 | __le16 len; |
525 | __le16 modulation; | |
526 | #define MOD_DEFAULT cpu_to_le16(0) | |
527 | #define MOD_CCK cpu_to_le16(1) | |
528 | #define MOD_MOK cpu_to_le16(2) | |
1da177e4 LT |
529 | } ModulationRid; |
530 | ||
531 | typedef struct { | |
3eb9b41f AV |
532 | __le16 len; /* sizeof(ConfigRid) */ |
533 | __le16 opmode; /* operating mode */ | |
534 | #define MODE_STA_IBSS cpu_to_le16(0) | |
535 | #define MODE_STA_ESS cpu_to_le16(1) | |
536 | #define MODE_AP cpu_to_le16(2) | |
537 | #define MODE_AP_RPTR cpu_to_le16(3) | |
538 | #define MODE_CFG_MASK cpu_to_le16(0xff) | |
539 | #define MODE_ETHERNET_HOST cpu_to_le16(0<<8) /* rx payloads converted */ | |
540 | #define MODE_LLC_HOST cpu_to_le16(1<<8) /* rx payloads left as is */ | |
541 | #define MODE_AIRONET_EXTEND cpu_to_le16(1<<9) /* enable Aironet extenstions */ | |
542 | #define MODE_AP_INTERFACE cpu_to_le16(1<<10) /* enable ap interface extensions */ | |
543 | #define MODE_ANTENNA_ALIGN cpu_to_le16(1<<11) /* enable antenna alignment */ | |
544 | #define MODE_ETHER_LLC cpu_to_le16(1<<12) /* enable ethernet LLC */ | |
545 | #define MODE_LEAF_NODE cpu_to_le16(1<<13) /* enable leaf node bridge */ | |
546 | #define MODE_CF_POLLABLE cpu_to_le16(1<<14) /* enable CF pollable */ | |
547 | #define MODE_MIC cpu_to_le16(1<<15) /* enable MIC */ | |
548 | __le16 rmode; /* receive mode */ | |
549 | #define RXMODE_BC_MC_ADDR cpu_to_le16(0) | |
550 | #define RXMODE_BC_ADDR cpu_to_le16(1) /* ignore multicasts */ | |
551 | #define RXMODE_ADDR cpu_to_le16(2) /* ignore multicast and broadcast */ | |
552 | #define RXMODE_RFMON cpu_to_le16(3) /* wireless monitor mode */ | |
553 | #define RXMODE_RFMON_ANYBSS cpu_to_le16(4) | |
554 | #define RXMODE_LANMON cpu_to_le16(5) /* lan style monitor -- data packets only */ | |
555 | #define RXMODE_MASK cpu_to_le16(255) | |
556 | #define RXMODE_DISABLE_802_3_HEADER cpu_to_le16(1<<8) /* disables 802.3 header on rx */ | |
557 | #define RXMODE_FULL_MASK (RXMODE_MASK | RXMODE_DISABLE_802_3_HEADER) | |
558 | #define RXMODE_NORMALIZED_RSSI cpu_to_le16(1<<9) /* return normalized RSSI */ | |
559 | __le16 fragThresh; | |
560 | __le16 rtsThres; | |
1da177e4 LT |
561 | u8 macAddr[ETH_ALEN]; |
562 | u8 rates[8]; | |
3eb9b41f AV |
563 | __le16 shortRetryLimit; |
564 | __le16 longRetryLimit; | |
565 | __le16 txLifetime; /* in kusec */ | |
566 | __le16 rxLifetime; /* in kusec */ | |
567 | __le16 stationary; | |
568 | __le16 ordering; | |
569 | __le16 u16deviceType; /* for overriding device type */ | |
570 | __le16 cfpRate; | |
571 | __le16 cfpDuration; | |
572 | __le16 _reserved1[3]; | |
1da177e4 | 573 | /*---------- Scanning/Associating ----------*/ |
3eb9b41f AV |
574 | __le16 scanMode; |
575 | #define SCANMODE_ACTIVE cpu_to_le16(0) | |
576 | #define SCANMODE_PASSIVE cpu_to_le16(1) | |
577 | #define SCANMODE_AIROSCAN cpu_to_le16(2) | |
578 | __le16 probeDelay; /* in kusec */ | |
579 | __le16 probeEnergyTimeout; /* in kusec */ | |
580 | __le16 probeResponseTimeout; | |
581 | __le16 beaconListenTimeout; | |
582 | __le16 joinNetTimeout; | |
583 | __le16 authTimeout; | |
584 | __le16 authType; | |
585 | #define AUTH_OPEN cpu_to_le16(0x1) | |
586 | #define AUTH_ENCRYPT cpu_to_le16(0x101) | |
587 | #define AUTH_SHAREDKEY cpu_to_le16(0x102) | |
588 | #define AUTH_ALLOW_UNENCRYPTED cpu_to_le16(0x200) | |
589 | __le16 associationTimeout; | |
590 | __le16 specifiedApTimeout; | |
591 | __le16 offlineScanInterval; | |
592 | __le16 offlineScanDuration; | |
593 | __le16 linkLossDelay; | |
594 | __le16 maxBeaconLostTime; | |
595 | __le16 refreshInterval; | |
596 | #define DISABLE_REFRESH cpu_to_le16(0xFFFF) | |
597 | __le16 _reserved1a[1]; | |
1da177e4 | 598 | /*---------- Power save operation ----------*/ |
3eb9b41f AV |
599 | __le16 powerSaveMode; |
600 | #define POWERSAVE_CAM cpu_to_le16(0) | |
601 | #define POWERSAVE_PSP cpu_to_le16(1) | |
602 | #define POWERSAVE_PSPCAM cpu_to_le16(2) | |
603 | __le16 sleepForDtims; | |
604 | __le16 listenInterval; | |
605 | __le16 fastListenInterval; | |
606 | __le16 listenDecay; | |
607 | __le16 fastListenDelay; | |
608 | __le16 _reserved2[2]; | |
1da177e4 | 609 | /*---------- Ap/Ibss config items ----------*/ |
3eb9b41f AV |
610 | __le16 beaconPeriod; |
611 | __le16 atimDuration; | |
612 | __le16 hopPeriod; | |
613 | __le16 channelSet; | |
614 | __le16 channel; | |
615 | __le16 dtimPeriod; | |
616 | __le16 bridgeDistance; | |
617 | __le16 radioID; | |
1da177e4 | 618 | /*---------- Radio configuration ----------*/ |
3eb9b41f AV |
619 | __le16 radioType; |
620 | #define RADIOTYPE_DEFAULT cpu_to_le16(0) | |
621 | #define RADIOTYPE_802_11 cpu_to_le16(1) | |
622 | #define RADIOTYPE_LEGACY cpu_to_le16(2) | |
1da177e4 LT |
623 | u8 rxDiversity; |
624 | u8 txDiversity; | |
3eb9b41f | 625 | __le16 txPower; |
1da177e4 | 626 | #define TXPOWER_DEFAULT 0 |
3eb9b41f | 627 | __le16 rssiThreshold; |
1da177e4 | 628 | #define RSSI_DEFAULT 0 |
3eb9b41f AV |
629 | __le16 modulation; |
630 | #define PREAMBLE_AUTO cpu_to_le16(0) | |
631 | #define PREAMBLE_LONG cpu_to_le16(1) | |
632 | #define PREAMBLE_SHORT cpu_to_le16(2) | |
633 | __le16 preamble; | |
634 | __le16 homeProduct; | |
635 | __le16 radioSpecific; | |
1da177e4 LT |
636 | /*---------- Aironet Extensions ----------*/ |
637 | u8 nodeName[16]; | |
3eb9b41f AV |
638 | __le16 arlThreshold; |
639 | __le16 arlDecay; | |
640 | __le16 arlDelay; | |
641 | __le16 _reserved4[1]; | |
1da177e4 LT |
642 | /*---------- Aironet Extensions ----------*/ |
643 | u8 magicAction; | |
644 | #define MAGIC_ACTION_STSCHG 1 | |
645 | #define MAGIC_ACTION_RESUME 2 | |
646 | #define MAGIC_IGNORE_MCAST (1<<8) | |
647 | #define MAGIC_IGNORE_BCAST (1<<9) | |
648 | #define MAGIC_SWITCH_TO_PSP (0<<10) | |
649 | #define MAGIC_STAY_IN_CAM (1<<10) | |
650 | u8 magicControl; | |
3eb9b41f | 651 | __le16 autoWake; |
1da177e4 LT |
652 | } ConfigRid; |
653 | ||
654 | typedef struct { | |
329e2c00 | 655 | __le16 len; |
1da177e4 | 656 | u8 mac[ETH_ALEN]; |
329e2c00 AV |
657 | __le16 mode; |
658 | __le16 errorCode; | |
659 | __le16 sigQuality; | |
660 | __le16 SSIDlen; | |
1da177e4 LT |
661 | char SSID[32]; |
662 | char apName[16]; | |
663 | u8 bssid[4][ETH_ALEN]; | |
329e2c00 AV |
664 | __le16 beaconPeriod; |
665 | __le16 dimPeriod; | |
666 | __le16 atimDuration; | |
667 | __le16 hopPeriod; | |
668 | __le16 channelSet; | |
669 | __le16 channel; | |
670 | __le16 hopsToBackbone; | |
671 | __le16 apTotalLoad; | |
672 | __le16 generatedLoad; | |
673 | __le16 accumulatedArl; | |
674 | __le16 signalQuality; | |
675 | __le16 currentXmitRate; | |
676 | __le16 apDevExtensions; | |
677 | __le16 normalizedSignalStrength; | |
678 | __le16 shortPreamble; | |
1da177e4 LT |
679 | u8 apIP[4]; |
680 | u8 noisePercent; /* Noise percent in last second */ | |
681 | u8 noisedBm; /* Noise dBm in last second */ | |
682 | u8 noiseAvePercent; /* Noise percent in last minute */ | |
683 | u8 noiseAvedBm; /* Noise dBm in last minute */ | |
684 | u8 noiseMaxPercent; /* Highest noise percent in last minute */ | |
685 | u8 noiseMaxdBm; /* Highest noise dbm in last minute */ | |
329e2c00 | 686 | __le16 load; |
1da177e4 | 687 | u8 carrier[4]; |
329e2c00 | 688 | __le16 assocStatus; |
1da177e4 LT |
689 | #define STAT_NOPACKETS 0 |
690 | #define STAT_NOCARRIERSET 10 | |
691 | #define STAT_GOTCARRIERSET 11 | |
692 | #define STAT_WRONGSSID 20 | |
693 | #define STAT_BADCHANNEL 25 | |
694 | #define STAT_BADBITRATES 30 | |
695 | #define STAT_BADPRIVACY 35 | |
696 | #define STAT_APFOUND 40 | |
697 | #define STAT_APREJECTED 50 | |
698 | #define STAT_AUTHENTICATING 60 | |
699 | #define STAT_DEAUTHENTICATED 61 | |
700 | #define STAT_AUTHTIMEOUT 62 | |
701 | #define STAT_ASSOCIATING 70 | |
702 | #define STAT_DEASSOCIATED 71 | |
703 | #define STAT_ASSOCTIMEOUT 72 | |
704 | #define STAT_NOTAIROAP 73 | |
705 | #define STAT_ASSOCIATED 80 | |
706 | #define STAT_LEAPING 90 | |
707 | #define STAT_LEAPFAILED 91 | |
708 | #define STAT_LEAPTIMEDOUT 92 | |
709 | #define STAT_LEAPCOMPLETE 93 | |
710 | } StatusRid; | |
711 | ||
712 | typedef struct { | |
a23ace5f AV |
713 | __le16 len; |
714 | __le16 spacer; | |
715 | __le32 vals[100]; | |
1da177e4 LT |
716 | } StatsRid; |
717 | ||
718 | ||
719 | typedef struct { | |
a749716e | 720 | __le16 len; |
1da177e4 LT |
721 | u8 ap[4][ETH_ALEN]; |
722 | } APListRid; | |
723 | ||
724 | typedef struct { | |
56d81bd3 | 725 | __le16 len; |
1da177e4 LT |
726 | char oui[3]; |
727 | char zero; | |
56d81bd3 | 728 | __le16 prodNum; |
1da177e4 LT |
729 | char manName[32]; |
730 | char prodName[16]; | |
731 | char prodVer[8]; | |
732 | char factoryAddr[ETH_ALEN]; | |
733 | char aironetAddr[ETH_ALEN]; | |
56d81bd3 AV |
734 | __le16 radioType; |
735 | __le16 country; | |
1da177e4 LT |
736 | char callid[ETH_ALEN]; |
737 | char supportedRates[8]; | |
738 | char rxDiversity; | |
739 | char txDiversity; | |
56d81bd3 AV |
740 | __le16 txPowerLevels[8]; |
741 | __le16 hardVer; | |
742 | __le16 hardCap; | |
743 | __le16 tempRange; | |
744 | __le16 softVer; | |
745 | __le16 softSubVer; | |
746 | __le16 interfaceVer; | |
747 | __le16 softCap; | |
748 | __le16 bootBlockVer; | |
749 | __le16 requiredHard; | |
750 | __le16 extSoftCap; | |
1da177e4 LT |
751 | } CapabilityRid; |
752 | ||
3c304956 DW |
753 | |
754 | /* Only present on firmware >= 5.30.17 */ | |
755 | typedef struct { | |
17e70491 | 756 | __le16 unknown[4]; |
3c304956 DW |
757 | u8 fixed[12]; /* WLAN management frame */ |
758 | u8 iep[624]; | |
759 | } BSSListRidExtra; | |
760 | ||
1da177e4 | 761 | typedef struct { |
17e70491 AV |
762 | __le16 len; |
763 | __le16 index; /* First is 0 and 0xffff means end of list */ | |
1da177e4 LT |
764 | #define RADIO_FH 1 /* Frequency hopping radio type */ |
765 | #define RADIO_DS 2 /* Direct sequence radio type */ | |
766 | #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */ | |
17e70491 | 767 | __le16 radioType; |
1da177e4 LT |
768 | u8 bssid[ETH_ALEN]; /* Mac address of the BSS */ |
769 | u8 zero; | |
770 | u8 ssidLen; | |
771 | u8 ssid[32]; | |
17e70491 AV |
772 | __le16 dBm; |
773 | #define CAP_ESS cpu_to_le16(1<<0) | |
774 | #define CAP_IBSS cpu_to_le16(1<<1) | |
775 | #define CAP_PRIVACY cpu_to_le16(1<<4) | |
776 | #define CAP_SHORTHDR cpu_to_le16(1<<5) | |
777 | __le16 cap; | |
778 | __le16 beaconInterval; | |
1da177e4 LT |
779 | u8 rates[8]; /* Same as rates for config rid */ |
780 | struct { /* For frequency hopping only */ | |
17e70491 | 781 | __le16 dwell; |
1da177e4 LT |
782 | u8 hopSet; |
783 | u8 hopPattern; | |
784 | u8 hopIndex; | |
785 | u8 fill; | |
786 | } fh; | |
17e70491 AV |
787 | __le16 dsChannel; |
788 | __le16 atimWindow; | |
3c304956 DW |
789 | |
790 | /* Only present on firmware >= 5.30.17 */ | |
791 | BSSListRidExtra extra; | |
1da177e4 LT |
792 | } BSSListRid; |
793 | ||
9e75af30 DW |
794 | typedef struct { |
795 | BSSListRid bss; | |
796 | struct list_head list; | |
797 | } BSSListElement; | |
798 | ||
1da177e4 LT |
799 | typedef struct { |
800 | u8 rssipct; | |
801 | u8 rssidBm; | |
802 | } tdsRssiEntry; | |
803 | ||
804 | typedef struct { | |
805 | u16 len; | |
806 | tdsRssiEntry x[256]; | |
807 | } tdsRssiRid; | |
808 | ||
809 | typedef struct { | |
810 | u16 len; | |
811 | u16 state; | |
812 | u16 multicastValid; | |
813 | u8 multicast[16]; | |
814 | u16 unicastValid; | |
815 | u8 unicast[16]; | |
816 | } MICRid; | |
817 | ||
818 | typedef struct { | |
593c2b9c | 819 | __be16 typelen; |
1da177e4 LT |
820 | |
821 | union { | |
822 | u8 snap[8]; | |
823 | struct { | |
824 | u8 dsap; | |
825 | u8 ssap; | |
826 | u8 control; | |
827 | u8 orgcode[3]; | |
828 | u8 fieldtype[2]; | |
829 | } llc; | |
830 | } u; | |
593c2b9c AV |
831 | __be32 mic; |
832 | __be32 seq; | |
1da177e4 LT |
833 | } MICBuffer; |
834 | ||
835 | typedef struct { | |
836 | u8 da[ETH_ALEN]; | |
837 | u8 sa[ETH_ALEN]; | |
838 | } etherHead; | |
839 | ||
840 | #pragma pack() | |
841 | ||
842 | #define TXCTL_TXOK (1<<1) /* report if tx is ok */ | |
843 | #define TXCTL_TXEX (1<<2) /* report if tx fails */ | |
844 | #define TXCTL_802_3 (0<<3) /* 802.3 packet */ | |
845 | #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */ | |
846 | #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */ | |
847 | #define TXCTL_LLC (1<<4) /* payload is llc */ | |
848 | #define TXCTL_RELEASE (0<<5) /* release after completion */ | |
849 | #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */ | |
850 | ||
851 | #define BUSY_FID 0x10000 | |
852 | ||
853 | #ifdef CISCO_EXT | |
854 | #define AIROMAGIC 0xa55a | |
855 | /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */ | |
856 | #ifdef SIOCIWFIRSTPRIV | |
857 | #ifdef SIOCDEVPRIVATE | |
858 | #define AIROOLDIOCTL SIOCDEVPRIVATE | |
859 | #define AIROOLDIDIFC AIROOLDIOCTL + 1 | |
860 | #endif /* SIOCDEVPRIVATE */ | |
861 | #else /* SIOCIWFIRSTPRIV */ | |
862 | #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE | |
863 | #endif /* SIOCIWFIRSTPRIV */ | |
864 | /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably | |
865 | * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root | |
866 | * only and don't return the modified struct ifreq to the application which | |
867 | * is usually a problem. - Jean II */ | |
868 | #define AIROIOCTL SIOCIWFIRSTPRIV | |
869 | #define AIROIDIFC AIROIOCTL + 1 | |
870 | ||
871 | /* Ioctl constants to be used in airo_ioctl.command */ | |
872 | ||
873 | #define AIROGCAP 0 // Capability rid | |
874 | #define AIROGCFG 1 // USED A LOT | |
875 | #define AIROGSLIST 2 // System ID list | |
876 | #define AIROGVLIST 3 // List of specified AP's | |
877 | #define AIROGDRVNAM 4 // NOTUSED | |
878 | #define AIROGEHTENC 5 // NOTUSED | |
879 | #define AIROGWEPKTMP 6 | |
880 | #define AIROGWEPKNV 7 | |
881 | #define AIROGSTAT 8 | |
882 | #define AIROGSTATSC32 9 | |
883 | #define AIROGSTATSD32 10 | |
884 | #define AIROGMICRID 11 | |
885 | #define AIROGMICSTATS 12 | |
886 | #define AIROGFLAGS 13 | |
887 | #define AIROGID 14 | |
888 | #define AIRORRID 15 | |
889 | #define AIRORSWVERSION 17 | |
890 | ||
891 | /* Leave gap of 40 commands after AIROGSTATSD32 for future */ | |
892 | ||
893 | #define AIROPCAP AIROGSTATSD32 + 40 | |
894 | #define AIROPVLIST AIROPCAP + 1 | |
895 | #define AIROPSLIST AIROPVLIST + 1 | |
896 | #define AIROPCFG AIROPSLIST + 1 | |
897 | #define AIROPSIDS AIROPCFG + 1 | |
898 | #define AIROPAPLIST AIROPSIDS + 1 | |
899 | #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */ | |
900 | #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */ | |
901 | #define AIROPSTCLR AIROPMACOFF + 1 | |
902 | #define AIROPWEPKEY AIROPSTCLR + 1 | |
903 | #define AIROPWEPKEYNV AIROPWEPKEY + 1 | |
904 | #define AIROPLEAPPWD AIROPWEPKEYNV + 1 | |
905 | #define AIROPLEAPUSR AIROPLEAPPWD + 1 | |
906 | ||
907 | /* Flash codes */ | |
908 | ||
909 | #define AIROFLSHRST AIROPWEPKEYNV + 40 | |
910 | #define AIROFLSHGCHR AIROFLSHRST + 1 | |
911 | #define AIROFLSHSTFL AIROFLSHGCHR + 1 | |
912 | #define AIROFLSHPCHR AIROFLSHSTFL + 1 | |
913 | #define AIROFLPUTBUF AIROFLSHPCHR + 1 | |
914 | #define AIRORESTART AIROFLPUTBUF + 1 | |
915 | ||
916 | #define FLASHSIZE 32768 | |
917 | #define AUXMEMSIZE (256 * 1024) | |
918 | ||
919 | typedef struct aironet_ioctl { | |
920 | unsigned short command; // What to do | |
921 | unsigned short len; // Len of data | |
922 | unsigned short ridnum; // rid number | |
923 | unsigned char __user *data; // d-data | |
924 | } aironet_ioctl; | |
925 | ||
62595eb9 | 926 | static char swversion[] = "2.1"; |
1da177e4 LT |
927 | #endif /* CISCO_EXT */ |
928 | ||
929 | #define NUM_MODULES 2 | |
930 | #define MIC_MSGLEN_MAX 2400 | |
931 | #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX | |
15db2763 | 932 | #define AIRO_DEF_MTU 2312 |
1da177e4 LT |
933 | |
934 | typedef struct { | |
935 | u32 size; // size | |
936 | u8 enabled; // MIC enabled or not | |
937 | u32 rxSuccess; // successful packets received | |
938 | u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison | |
939 | u32 rxNotMICed; // pkts dropped due to not being MIC'd | |
940 | u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed | |
941 | u32 rxWrongSequence; // pkts dropped due to sequence number violation | |
942 | u32 reserve[32]; | |
943 | } mic_statistics; | |
944 | ||
945 | typedef struct { | |
946 | u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2]; | |
947 | u64 accum; // accumulated mic, reduced to u32 in final() | |
948 | int position; // current position (byte offset) in message | |
949 | union { | |
950 | u8 d8[4]; | |
593c2b9c | 951 | __be32 d32; |
1da177e4 LT |
952 | } part; // saves partial message word across update() calls |
953 | } emmh32_context; | |
954 | ||
955 | typedef struct { | |
956 | emmh32_context seed; // Context - the seed | |
957 | u32 rx; // Received sequence number | |
958 | u32 tx; // Tx sequence number | |
959 | u32 window; // Start of window | |
960 | u8 valid; // Flag to say if context is valid or not | |
961 | u8 key[16]; | |
962 | } miccntx; | |
963 | ||
964 | typedef struct { | |
965 | miccntx mCtx; // Multicast context | |
966 | miccntx uCtx; // Unicast context | |
967 | } mic_module; | |
968 | ||
969 | typedef struct { | |
970 | unsigned int rid: 16; | |
971 | unsigned int len: 15; | |
972 | unsigned int valid: 1; | |
973 | dma_addr_t host_addr; | |
974 | } Rid; | |
975 | ||
976 | typedef struct { | |
977 | unsigned int offset: 15; | |
978 | unsigned int eoc: 1; | |
979 | unsigned int len: 15; | |
980 | unsigned int valid: 1; | |
981 | dma_addr_t host_addr; | |
982 | } TxFid; | |
983 | ||
f55d4517 DW |
984 | struct rx_hdr { |
985 | __le16 status, len; | |
986 | u8 rssi[2]; | |
987 | u8 rate; | |
988 | u8 freq; | |
989 | __le16 tmp[4]; | |
990 | } __attribute__ ((packed)); | |
991 | ||
1da177e4 LT |
992 | typedef struct { |
993 | unsigned int ctl: 15; | |
994 | unsigned int rdy: 1; | |
995 | unsigned int len: 15; | |
996 | unsigned int valid: 1; | |
997 | dma_addr_t host_addr; | |
998 | } RxFid; | |
999 | ||
1000 | /* | |
1001 | * Host receive descriptor | |
1002 | */ | |
1003 | typedef struct { | |
1004 | unsigned char __iomem *card_ram_off; /* offset into card memory of the | |
1005 | desc */ | |
1006 | RxFid rx_desc; /* card receive descriptor */ | |
1007 | char *virtual_host_addr; /* virtual address of host receive | |
1008 | buffer */ | |
1009 | int pending; | |
1010 | } HostRxDesc; | |
1011 | ||
1012 | /* | |
1013 | * Host transmit descriptor | |
1014 | */ | |
1015 | typedef struct { | |
1016 | unsigned char __iomem *card_ram_off; /* offset into card memory of the | |
1017 | desc */ | |
1018 | TxFid tx_desc; /* card transmit descriptor */ | |
1019 | char *virtual_host_addr; /* virtual address of host receive | |
1020 | buffer */ | |
1021 | int pending; | |
1022 | } HostTxDesc; | |
1023 | ||
1024 | /* | |
1025 | * Host RID descriptor | |
1026 | */ | |
1027 | typedef struct { | |
1028 | unsigned char __iomem *card_ram_off; /* offset into card memory of the | |
1029 | descriptor */ | |
1030 | Rid rid_desc; /* card RID descriptor */ | |
1031 | char *virtual_host_addr; /* virtual address of host receive | |
1032 | buffer */ | |
1033 | } HostRidDesc; | |
1034 | ||
1035 | typedef struct { | |
1036 | u16 sw0; | |
1037 | u16 sw1; | |
1038 | u16 status; | |
1039 | u16 len; | |
1040 | #define HOST_SET (1 << 0) | |
1041 | #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */ | |
1042 | #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */ | |
1043 | #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */ | |
1044 | #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */ | |
1045 | #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */ | |
1046 | #define HOST_CLR_AID (1 << 7) /* clear AID failure */ | |
1047 | #define HOST_RTS (1 << 9) /* Force RTS use */ | |
1048 | #define HOST_SHORT (1 << 10) /* Do short preamble */ | |
1049 | u16 ctl; | |
1050 | u16 aid; | |
1051 | u16 retries; | |
1052 | u16 fill; | |
1053 | } TxCtlHdr; | |
1054 | ||
1055 | typedef struct { | |
1056 | u16 ctl; | |
1057 | u16 duration; | |
1058 | char addr1[6]; | |
1059 | char addr2[6]; | |
1060 | char addr3[6]; | |
1061 | u16 seq; | |
1062 | char addr4[6]; | |
1063 | } WifiHdr; | |
1064 | ||
1065 | ||
1066 | typedef struct { | |
1067 | TxCtlHdr ctlhdr; | |
1068 | u16 fill1; | |
1069 | u16 fill2; | |
1070 | WifiHdr wifihdr; | |
1071 | u16 gaplen; | |
1072 | u16 status; | |
1073 | } WifiCtlHdr; | |
1074 | ||
ff1d2767 | 1075 | static WifiCtlHdr wifictlhdr8023 = { |
1da177e4 LT |
1076 | .ctlhdr = { |
1077 | .ctl = HOST_DONT_RLSE, | |
1078 | } | |
1079 | }; | |
1080 | ||
1da177e4 LT |
1081 | // A few details needed for WEP (Wireless Equivalent Privacy) |
1082 | #define MAX_KEY_SIZE 13 // 128 (?) bits | |
1083 | #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP | |
1084 | typedef struct wep_key_t { | |
1085 | u16 len; | |
1086 | u8 key[16]; /* 40-bit and 104-bit keys */ | |
1087 | } wep_key_t; | |
1088 | ||
1089 | /* Backward compatibility */ | |
1090 | #ifndef IW_ENCODE_NOKEY | |
1091 | #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */ | |
1092 | #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN) | |
1093 | #endif /* IW_ENCODE_NOKEY */ | |
1094 | ||
1095 | /* List of Wireless Handlers (new API) */ | |
1096 | static const struct iw_handler_def airo_handler_def; | |
1da177e4 LT |
1097 | |
1098 | static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)"; | |
1099 | ||
1100 | struct airo_info; | |
1101 | ||
1102 | static int get_dec_u16( char *buffer, int *start, int limit ); | |
1103 | static void OUT4500( struct airo_info *, u16 register, u16 value ); | |
1104 | static unsigned short IN4500( struct airo_info *, u16 register ); | |
1105 | static u16 setup_card(struct airo_info*, u8 *mac, int lock); | |
175ec1a1 | 1106 | static int enable_MAC(struct airo_info *ai, int lock); |
1da177e4 LT |
1107 | static void disable_MAC(struct airo_info *ai, int lock); |
1108 | static void enable_interrupts(struct airo_info*); | |
1109 | static void disable_interrupts(struct airo_info*); | |
1110 | static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp); | |
1111 | static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap); | |
b8c06bc1 | 1112 | static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen, |
1da177e4 | 1113 | int whichbap); |
b8c06bc1 | 1114 | static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen, |
1da177e4 | 1115 | int whichbap); |
b8c06bc1 | 1116 | static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen, |
1da177e4 LT |
1117 | int whichbap); |
1118 | static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd); | |
1119 | static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock); | |
1120 | static int PC4500_writerid(struct airo_info*, u16 rid, const void | |
1121 | *pBuf, int len, int lock); | |
1122 | static int do_writerid( struct airo_info*, u16 rid, const void *rid_data, | |
1123 | int len, int dummy ); | |
1124 | static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw); | |
1125 | static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket); | |
1126 | static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket); | |
1127 | ||
1128 | static int mpi_send_packet (struct net_device *dev); | |
1129 | static void mpi_unmap_card(struct pci_dev *pci); | |
1130 | static void mpi_receive_802_3(struct airo_info *ai); | |
1131 | static void mpi_receive_802_11(struct airo_info *ai); | |
1132 | static int waitbusy (struct airo_info *ai); | |
1133 | ||
7d12e780 | 1134 | static irqreturn_t airo_interrupt( int irq, void* dev_id); |
1da177e4 LT |
1135 | static int airo_thread(void *data); |
1136 | static void timer_func( struct net_device *dev ); | |
1137 | static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); | |
ff1d2767 | 1138 | static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev); |
1da177e4 | 1139 | static void airo_read_wireless_stats (struct airo_info *local); |
1da177e4 LT |
1140 | #ifdef CISCO_EXT |
1141 | static int readrids(struct net_device *dev, aironet_ioctl *comp); | |
1142 | static int writerids(struct net_device *dev, aironet_ioctl *comp); | |
ff1d2767 | 1143 | static int flashcard(struct net_device *dev, aironet_ioctl *comp); |
1da177e4 | 1144 | #endif /* CISCO_EXT */ |
1da177e4 LT |
1145 | static void micinit(struct airo_info *ai); |
1146 | static int micsetup(struct airo_info *ai); | |
1147 | static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len); | |
1148 | static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen); | |
1149 | ||
41480af2 DW |
1150 | static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi); |
1151 | static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm); | |
1152 | ||
9e75af30 DW |
1153 | static void airo_networks_free(struct airo_info *ai); |
1154 | ||
1da177e4 | 1155 | struct airo_info { |
1da177e4 | 1156 | struct net_device *dev; |
af5b5c9a | 1157 | struct list_head dev_list; |
1da177e4 LT |
1158 | /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we |
1159 | use the high bit to mark whether it is in use. */ | |
1160 | #define MAX_FIDS 6 | |
1161 | #define MPI_MAX_FIDS 1 | |
1162 | int fids[MAX_FIDS]; | |
1163 | ConfigRid config; | |
1164 | char keyindex; // Used with auto wep | |
1165 | char defindex; // Used with auto wep | |
1166 | struct proc_dir_entry *proc_entry; | |
1167 | spinlock_t aux_lock; | |
1da177e4 LT |
1168 | #define FLAG_RADIO_OFF 0 /* User disabling of MAC */ |
1169 | #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */ | |
1170 | #define FLAG_RADIO_MASK 0x03 | |
1171 | #define FLAG_ENABLED 2 | |
1172 | #define FLAG_ADHOC 3 /* Needed by MIC */ | |
1173 | #define FLAG_MIC_CAPABLE 4 | |
1174 | #define FLAG_UPDATE_MULTI 5 | |
1175 | #define FLAG_UPDATE_UNI 6 | |
1176 | #define FLAG_802_11 7 | |
3c304956 | 1177 | #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ |
1da177e4 LT |
1178 | #define FLAG_PENDING_XMIT 9 |
1179 | #define FLAG_PENDING_XMIT11 10 | |
1180 | #define FLAG_MPI 11 | |
1181 | #define FLAG_REGISTERED 12 | |
1182 | #define FLAG_COMMIT 13 | |
1183 | #define FLAG_RESET 14 | |
1184 | #define FLAG_FLASHING 15 | |
3c304956 DW |
1185 | #define FLAG_WPA_CAPABLE 16 |
1186 | unsigned long flags; | |
1187 | #define JOB_DIE 0 | |
1188 | #define JOB_XMIT 1 | |
1189 | #define JOB_XMIT11 2 | |
1190 | #define JOB_STATS 3 | |
1191 | #define JOB_PROMISC 4 | |
1192 | #define JOB_MIC 5 | |
1193 | #define JOB_EVENT 6 | |
1194 | #define JOB_AUTOWEP 7 | |
1195 | #define JOB_WSTATS 8 | |
1196 | #define JOB_SCAN_RESULTS 9 | |
1197 | unsigned long jobs; | |
b8c06bc1 | 1198 | int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen, |
1da177e4 LT |
1199 | int whichbap); |
1200 | unsigned short *flash; | |
1201 | tdsRssiEntry *rssi; | |
3b4c7d64 SB |
1202 | struct task_struct *list_bss_task; |
1203 | struct task_struct *airo_thread_task; | |
1da177e4 | 1204 | struct semaphore sem; |
1da177e4 | 1205 | wait_queue_head_t thr_wait; |
1da177e4 LT |
1206 | unsigned long expires; |
1207 | struct { | |
1208 | struct sk_buff *skb; | |
1209 | int fid; | |
1210 | } xmit, xmit11; | |
1211 | struct net_device *wifidev; | |
1da177e4 | 1212 | struct iw_statistics wstats; // wireless stats |
9e75af30 | 1213 | unsigned long scan_timeout; /* Time scan should be read */ |
1da177e4 LT |
1214 | struct iw_spy_data spy_data; |
1215 | struct iw_public_data wireless_data; | |
1da177e4 | 1216 | /* MIC stuff */ |
f12cc209 | 1217 | struct crypto_cipher *tfm; |
1da177e4 LT |
1218 | mic_module mod[2]; |
1219 | mic_statistics micstats; | |
1da177e4 LT |
1220 | HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors |
1221 | HostTxDesc txfids[MPI_MAX_FIDS]; | |
1222 | HostRidDesc config_desc; | |
1223 | unsigned long ridbus; // phys addr of config_desc | |
1224 | struct sk_buff_head txq;// tx queue used by mpi350 code | |
1225 | struct pci_dev *pci; | |
1226 | unsigned char __iomem *pcimem; | |
1227 | unsigned char __iomem *pciaux; | |
1228 | unsigned char *shared; | |
1229 | dma_addr_t shared_dma; | |
1cc68ae0 | 1230 | pm_message_t power; |
1da177e4 LT |
1231 | SsidRid *SSID; |
1232 | APListRid *APList; | |
1233 | #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE | |
1234 | char proc_name[IFNAMSIZ]; | |
9e75af30 | 1235 | |
3c304956 DW |
1236 | /* WPA-related stuff */ |
1237 | unsigned int bssListFirst; | |
1238 | unsigned int bssListNext; | |
1239 | unsigned int bssListRidLen; | |
1240 | ||
9e75af30 DW |
1241 | struct list_head network_list; |
1242 | struct list_head network_free_list; | |
1243 | BSSListElement *networks; | |
1da177e4 LT |
1244 | }; |
1245 | ||
b8c06bc1 AV |
1246 | static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen, |
1247 | int whichbap) | |
1248 | { | |
1da177e4 LT |
1249 | return ai->bap_read(ai, pu16Dst, bytelen, whichbap); |
1250 | } | |
1251 | ||
1252 | static int setup_proc_entry( struct net_device *dev, | |
1253 | struct airo_info *apriv ); | |
1254 | static int takedown_proc_entry( struct net_device *dev, | |
1255 | struct airo_info *apriv ); | |
1256 | ||
ff1d2767 JM |
1257 | static int cmdreset(struct airo_info *ai); |
1258 | static int setflashmode (struct airo_info *ai); | |
1259 | static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime); | |
1260 | static int flashputbuf(struct airo_info *ai); | |
1261 | static int flashrestart(struct airo_info *ai,struct net_device *dev); | |
1262 | ||
934d8bf1 | 1263 | #define airo_print(type, name, fmt, args...) \ |
1138c37b | 1264 | printk(type DRV_NAME "(%s): " fmt "\n", name, ##args) |
934d8bf1 DW |
1265 | |
1266 | #define airo_print_info(name, fmt, args...) \ | |
1267 | airo_print(KERN_INFO, name, fmt, ##args) | |
1268 | ||
1269 | #define airo_print_dbg(name, fmt, args...) \ | |
1270 | airo_print(KERN_DEBUG, name, fmt, ##args) | |
1271 | ||
1272 | #define airo_print_warn(name, fmt, args...) \ | |
1273 | airo_print(KERN_WARNING, name, fmt, ##args) | |
1274 | ||
1275 | #define airo_print_err(name, fmt, args...) \ | |
1276 | airo_print(KERN_ERR, name, fmt, ##args) | |
1277 | ||
faf3994a | 1278 | #define AIRO_FLASH(dev) (((struct airo_info *)dev->ml_priv)->flash) |
934d8bf1 | 1279 | |
1da177e4 LT |
1280 | /*********************************************************************** |
1281 | * MIC ROUTINES * | |
1282 | *********************************************************************** | |
1283 | */ | |
1284 | ||
1285 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq); | |
1286 | static void MoveWindow(miccntx *context, u32 micSeq); | |
f12cc209 HX |
1287 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
1288 | struct crypto_cipher *tfm); | |
ff1d2767 JM |
1289 | static void emmh32_init(emmh32_context *context); |
1290 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len); | |
1291 | static void emmh32_final(emmh32_context *context, u8 digest[4]); | |
1292 | static int flashpchar(struct airo_info *ai,int byte,int dwelltime); | |
1da177e4 LT |
1293 | |
1294 | /* micinit - Initialize mic seed */ | |
1295 | ||
1296 | static void micinit(struct airo_info *ai) | |
1297 | { | |
1298 | MICRid mic_rid; | |
1299 | ||
3c304956 | 1300 | clear_bit(JOB_MIC, &ai->jobs); |
1da177e4 LT |
1301 | PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0); |
1302 | up(&ai->sem); | |
1303 | ||
1304 | ai->micstats.enabled = (mic_rid.state & 0x00FF) ? 1 : 0; | |
1305 | ||
1306 | if (ai->micstats.enabled) { | |
1307 | /* Key must be valid and different */ | |
1308 | if (mic_rid.multicastValid && (!ai->mod[0].mCtx.valid || | |
1309 | (memcmp (ai->mod[0].mCtx.key, mic_rid.multicast, | |
1310 | sizeof(ai->mod[0].mCtx.key)) != 0))) { | |
1311 | /* Age current mic Context */ | |
1312 | memcpy(&ai->mod[1].mCtx,&ai->mod[0].mCtx,sizeof(miccntx)); | |
1313 | /* Initialize new context */ | |
1314 | memcpy(&ai->mod[0].mCtx.key,mic_rid.multicast,sizeof(mic_rid.multicast)); | |
1315 | ai->mod[0].mCtx.window = 33; //Window always points to the middle | |
1316 | ai->mod[0].mCtx.rx = 0; //Rx Sequence numbers | |
1317 | ai->mod[0].mCtx.tx = 0; //Tx sequence numbers | |
1318 | ai->mod[0].mCtx.valid = 1; //Key is now valid | |
1319 | ||
1320 | /* Give key to mic seed */ | |
1321 | emmh32_setseed(&ai->mod[0].mCtx.seed,mic_rid.multicast,sizeof(mic_rid.multicast), ai->tfm); | |
1322 | } | |
1323 | ||
1324 | /* Key must be valid and different */ | |
1325 | if (mic_rid.unicastValid && (!ai->mod[0].uCtx.valid || | |
1326 | (memcmp(ai->mod[0].uCtx.key, mic_rid.unicast, | |
1327 | sizeof(ai->mod[0].uCtx.key)) != 0))) { | |
1328 | /* Age current mic Context */ | |
1329 | memcpy(&ai->mod[1].uCtx,&ai->mod[0].uCtx,sizeof(miccntx)); | |
1330 | /* Initialize new context */ | |
1331 | memcpy(&ai->mod[0].uCtx.key,mic_rid.unicast,sizeof(mic_rid.unicast)); | |
1332 | ||
1333 | ai->mod[0].uCtx.window = 33; //Window always points to the middle | |
1334 | ai->mod[0].uCtx.rx = 0; //Rx Sequence numbers | |
1335 | ai->mod[0].uCtx.tx = 0; //Tx sequence numbers | |
1336 | ai->mod[0].uCtx.valid = 1; //Key is now valid | |
1337 | ||
1338 | //Give key to mic seed | |
1339 | emmh32_setseed(&ai->mod[0].uCtx.seed, mic_rid.unicast, sizeof(mic_rid.unicast), ai->tfm); | |
1340 | } | |
1341 | } else { | |
1342 | /* So next time we have a valid key and mic is enabled, we will update | |
1343 | * the sequence number if the key is the same as before. | |
1344 | */ | |
1345 | ai->mod[0].uCtx.valid = 0; | |
1346 | ai->mod[0].mCtx.valid = 0; | |
1347 | } | |
1348 | } | |
1349 | ||
1350 | /* micsetup - Get ready for business */ | |
1351 | ||
1352 | static int micsetup(struct airo_info *ai) { | |
1353 | int i; | |
1354 | ||
1355 | if (ai->tfm == NULL) | |
f12cc209 | 1356 | ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC); |
1da177e4 | 1357 | |
f12cc209 | 1358 | if (IS_ERR(ai->tfm)) { |
934d8bf1 | 1359 | airo_print_err(ai->dev->name, "failed to load transform for AES"); |
f12cc209 | 1360 | ai->tfm = NULL; |
1da177e4 LT |
1361 | return ERROR; |
1362 | } | |
1363 | ||
1364 | for (i=0; i < NUM_MODULES; i++) { | |
1365 | memset(&ai->mod[i].mCtx,0,sizeof(miccntx)); | |
1366 | memset(&ai->mod[i].uCtx,0,sizeof(miccntx)); | |
1367 | } | |
1368 | return SUCCESS; | |
1369 | } | |
1370 | ||
ff1d2767 | 1371 | static char micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02}; |
1da177e4 LT |
1372 | |
1373 | /*=========================================================================== | |
1374 | * Description: Mic a packet | |
1375 | * | |
1376 | * Inputs: etherHead * pointer to an 802.3 frame | |
1377 | * | |
1378 | * Returns: BOOLEAN if successful, otherwise false. | |
1379 | * PacketTxLen will be updated with the mic'd packets size. | |
1380 | * | |
1381 | * Caveats: It is assumed that the frame buffer will already | |
1382 | * be big enough to hold the largets mic message possible. | |
1383 | * (No memory allocation is done here). | |
1384 | * | |
1385 | * Author: sbraneky (10/15/01) | |
1386 | * Merciless hacks by rwilcher (1/14/02) | |
1387 | */ | |
1388 | ||
1389 | static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen) | |
1390 | { | |
1391 | miccntx *context; | |
1392 | ||
1393 | // Determine correct context | |
1394 | // If not adhoc, always use unicast key | |
1395 | ||
1396 | if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1)) | |
1397 | context = &ai->mod[0].mCtx; | |
1398 | else | |
1399 | context = &ai->mod[0].uCtx; | |
1400 | ||
1401 | if (!context->valid) | |
1402 | return ERROR; | |
1403 | ||
1404 | mic->typelen = htons(payLen + 16); //Length of Mic'd packet | |
1405 | ||
1406 | memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap | |
1407 | ||
1408 | // Add Tx sequence | |
1409 | mic->seq = htonl(context->tx); | |
1410 | context->tx += 2; | |
1411 | ||
1412 | emmh32_init(&context->seed); // Mic the packet | |
1413 | emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA | |
1414 | emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap | |
1415 | emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ | |
1416 | emmh32_update(&context->seed,frame->da + ETH_ALEN * 2,payLen); //payload | |
1417 | emmh32_final(&context->seed, (u8*)&mic->mic); | |
1418 | ||
1419 | /* New Type/length ?????????? */ | |
1420 | mic->typelen = 0; //Let NIC know it could be an oversized packet | |
1421 | return SUCCESS; | |
1422 | } | |
1423 | ||
1424 | typedef enum { | |
1425 | NONE, | |
1426 | NOMIC, | |
1427 | NOMICPLUMMED, | |
1428 | SEQUENCE, | |
1429 | INCORRECTMIC, | |
1430 | } mic_error; | |
1431 | ||
1432 | /*=========================================================================== | |
1433 | * Description: Decapsulates a MIC'd packet and returns the 802.3 packet | |
1434 | * (removes the MIC stuff) if packet is a valid packet. | |
1435 | * | |
1436 | * Inputs: etherHead pointer to the 802.3 packet | |
1437 | * | |
1438 | * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE | |
1439 | * | |
1440 | * Author: sbraneky (10/15/01) | |
1441 | * Merciless hacks by rwilcher (1/14/02) | |
1442 | *--------------------------------------------------------------------------- | |
1443 | */ | |
1444 | ||
1445 | static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen) | |
1446 | { | |
1447 | int i; | |
1448 | u32 micSEQ; | |
1449 | miccntx *context; | |
1450 | u8 digest[4]; | |
1451 | mic_error micError = NONE; | |
1452 | ||
1453 | // Check if the packet is a Mic'd packet | |
1454 | ||
1455 | if (!ai->micstats.enabled) { | |
1456 | //No Mic set or Mic OFF but we received a MIC'd packet. | |
1457 | if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) { | |
1458 | ai->micstats.rxMICPlummed++; | |
1459 | return ERROR; | |
1460 | } | |
1461 | return SUCCESS; | |
1462 | } | |
1463 | ||
1464 | if (ntohs(mic->typelen) == 0x888E) | |
1465 | return SUCCESS; | |
1466 | ||
1467 | if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) { | |
1468 | // Mic enabled but packet isn't Mic'd | |
1469 | ai->micstats.rxMICPlummed++; | |
1470 | return ERROR; | |
1471 | } | |
1472 | ||
1473 | micSEQ = ntohl(mic->seq); //store SEQ as CPU order | |
1474 | ||
1475 | //At this point we a have a mic'd packet and mic is enabled | |
1476 | //Now do the mic error checking. | |
1477 | ||
1478 | //Receive seq must be odd | |
1479 | if ( (micSEQ & 1) == 0 ) { | |
1480 | ai->micstats.rxWrongSequence++; | |
1481 | return ERROR; | |
1482 | } | |
1483 | ||
1484 | for (i = 0; i < NUM_MODULES; i++) { | |
1485 | int mcast = eth->da[0] & 1; | |
1486 | //Determine proper context | |
1487 | context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx; | |
1488 | ||
1489 | //Make sure context is valid | |
1490 | if (!context->valid) { | |
1491 | if (i == 0) | |
1492 | micError = NOMICPLUMMED; | |
1493 | continue; | |
1494 | } | |
1495 | //DeMic it | |
1496 | ||
1497 | if (!mic->typelen) | |
1498 | mic->typelen = htons(payLen + sizeof(MICBuffer) - 2); | |
1499 | ||
1500 | emmh32_init(&context->seed); | |
1501 | emmh32_update(&context->seed, eth->da, ETH_ALEN*2); | |
1502 | emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap)); | |
1503 | emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq)); | |
1504 | emmh32_update(&context->seed, eth->da + ETH_ALEN*2,payLen); | |
1505 | //Calculate MIC | |
1506 | emmh32_final(&context->seed, digest); | |
1507 | ||
1508 | if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match | |
1509 | //Invalid Mic | |
1510 | if (i == 0) | |
1511 | micError = INCORRECTMIC; | |
1512 | continue; | |
1513 | } | |
1514 | ||
1515 | //Check Sequence number if mics pass | |
1516 | if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) { | |
1517 | ai->micstats.rxSuccess++; | |
1518 | return SUCCESS; | |
1519 | } | |
1520 | if (i == 0) | |
1521 | micError = SEQUENCE; | |
1522 | } | |
1523 | ||
1524 | // Update statistics | |
1525 | switch (micError) { | |
1526 | case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break; | |
1527 | case SEQUENCE: ai->micstats.rxWrongSequence++; break; | |
1528 | case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break; | |
1529 | case NONE: break; | |
1530 | case NOMIC: break; | |
1531 | } | |
1532 | return ERROR; | |
1533 | } | |
1534 | ||
1535 | /*=========================================================================== | |
1536 | * Description: Checks the Rx Seq number to make sure it is valid | |
1537 | * and hasn't already been received | |
1538 | * | |
1539 | * Inputs: miccntx - mic context to check seq against | |
1540 | * micSeq - the Mic seq number | |
1541 | * | |
1542 | * Returns: TRUE if valid otherwise FALSE. | |
1543 | * | |
1544 | * Author: sbraneky (10/15/01) | |
1545 | * Merciless hacks by rwilcher (1/14/02) | |
1546 | *--------------------------------------------------------------------------- | |
1547 | */ | |
1548 | ||
1549 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq) | |
1550 | { | |
1551 | u32 seq,index; | |
1552 | ||
1553 | //Allow for the ap being rebooted - if it is then use the next | |
1554 | //sequence number of the current sequence number - might go backwards | |
1555 | ||
1556 | if (mcast) { | |
1557 | if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) { | |
1558 | clear_bit (FLAG_UPDATE_MULTI, &ai->flags); | |
1559 | context->window = (micSeq > 33) ? micSeq : 33; | |
1560 | context->rx = 0; // Reset rx | |
1561 | } | |
1562 | } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) { | |
1563 | clear_bit (FLAG_UPDATE_UNI, &ai->flags); | |
1564 | context->window = (micSeq > 33) ? micSeq : 33; // Move window | |
1565 | context->rx = 0; // Reset rx | |
1566 | } | |
1567 | ||
1568 | //Make sequence number relative to START of window | |
1569 | seq = micSeq - (context->window - 33); | |
1570 | ||
1571 | //Too old of a SEQ number to check. | |
1572 | if ((s32)seq < 0) | |
1573 | return ERROR; | |
1574 | ||
1575 | if ( seq > 64 ) { | |
1576 | //Window is infinite forward | |
1577 | MoveWindow(context,micSeq); | |
1578 | return SUCCESS; | |
1579 | } | |
1580 | ||
1581 | // We are in the window. Now check the context rx bit to see if it was already sent | |
1582 | seq >>= 1; //divide by 2 because we only have odd numbers | |
1583 | index = 1 << seq; //Get an index number | |
1584 | ||
1585 | if (!(context->rx & index)) { | |
1586 | //micSEQ falls inside the window. | |
1587 | //Add seqence number to the list of received numbers. | |
1588 | context->rx |= index; | |
1589 | ||
1590 | MoveWindow(context,micSeq); | |
1591 | ||
1592 | return SUCCESS; | |
1593 | } | |
1594 | return ERROR; | |
1595 | } | |
1596 | ||
1597 | static void MoveWindow(miccntx *context, u32 micSeq) | |
1598 | { | |
1599 | u32 shift; | |
1600 | ||
1601 | //Move window if seq greater than the middle of the window | |
1602 | if (micSeq > context->window) { | |
1603 | shift = (micSeq - context->window) >> 1; | |
1604 | ||
1605 | //Shift out old | |
1606 | if (shift < 32) | |
1607 | context->rx >>= shift; | |
1608 | else | |
1609 | context->rx = 0; | |
1610 | ||
1611 | context->window = micSeq; //Move window | |
1612 | } | |
1613 | } | |
1614 | ||
1615 | /*==============================================*/ | |
1616 | /*========== EMMH ROUTINES ====================*/ | |
1617 | /*==============================================*/ | |
1618 | ||
1619 | /* mic accumulate */ | |
1620 | #define MIC_ACCUM(val) \ | |
1621 | context->accum += (u64)(val) * context->coeff[coeff_position++]; | |
1622 | ||
1623 | static unsigned char aes_counter[16]; | |
1624 | ||
1625 | /* expand the key to fill the MMH coefficient array */ | |
f12cc209 HX |
1626 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
1627 | struct crypto_cipher *tfm) | |
1da177e4 LT |
1628 | { |
1629 | /* take the keying material, expand if necessary, truncate at 16-bytes */ | |
1630 | /* run through AES counter mode to generate context->coeff[] */ | |
1631 | ||
1632 | int i,j; | |
1633 | u32 counter; | |
1634 | u8 *cipher, plain[16]; | |
1da177e4 LT |
1635 | |
1636 | crypto_cipher_setkey(tfm, pkey, 16); | |
1637 | counter = 0; | |
e7c04fd3 | 1638 | for (i = 0; i < ARRAY_SIZE(context->coeff); ) { |
1da177e4 LT |
1639 | aes_counter[15] = (u8)(counter >> 0); |
1640 | aes_counter[14] = (u8)(counter >> 8); | |
1641 | aes_counter[13] = (u8)(counter >> 16); | |
1642 | aes_counter[12] = (u8)(counter >> 24); | |
1643 | counter++; | |
1644 | memcpy (plain, aes_counter, 16); | |
f12cc209 HX |
1645 | crypto_cipher_encrypt_one(tfm, plain, plain); |
1646 | cipher = plain; | |
e7c04fd3 | 1647 | for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) { |
593c2b9c | 1648 | context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]); |
1da177e4 LT |
1649 | j += 4; |
1650 | } | |
1651 | } | |
1652 | } | |
1653 | ||
1654 | /* prepare for calculation of a new mic */ | |
ff1d2767 | 1655 | static void emmh32_init(emmh32_context *context) |
1da177e4 LT |
1656 | { |
1657 | /* prepare for new mic calculation */ | |
1658 | context->accum = 0; | |
1659 | context->position = 0; | |
1660 | } | |
1661 | ||
1662 | /* add some bytes to the mic calculation */ | |
ff1d2767 | 1663 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len) |
1da177e4 LT |
1664 | { |
1665 | int coeff_position, byte_position; | |
1666 | ||
1667 | if (len == 0) return; | |
1668 | ||
1669 | coeff_position = context->position >> 2; | |
1670 | ||
1671 | /* deal with partial 32-bit word left over from last update */ | |
1672 | byte_position = context->position & 3; | |
1673 | if (byte_position) { | |
1674 | /* have a partial word in part to deal with */ | |
1675 | do { | |
1676 | if (len == 0) return; | |
1677 | context->part.d8[byte_position++] = *pOctets++; | |
1678 | context->position++; | |
1679 | len--; | |
1680 | } while (byte_position < 4); | |
593c2b9c | 1681 | MIC_ACCUM(ntohl(context->part.d32)); |
1da177e4 LT |
1682 | } |
1683 | ||
1684 | /* deal with full 32-bit words */ | |
1685 | while (len >= 4) { | |
593c2b9c | 1686 | MIC_ACCUM(ntohl(*(__be32 *)pOctets)); |
1da177e4 LT |
1687 | context->position += 4; |
1688 | pOctets += 4; | |
1689 | len -= 4; | |
1690 | } | |
1691 | ||
1692 | /* deal with partial 32-bit word that will be left over from this update */ | |
1693 | byte_position = 0; | |
1694 | while (len > 0) { | |
1695 | context->part.d8[byte_position++] = *pOctets++; | |
1696 | context->position++; | |
1697 | len--; | |
1698 | } | |
1699 | } | |
1700 | ||
1701 | /* mask used to zero empty bytes for final partial word */ | |
1702 | static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L }; | |
1703 | ||
1704 | /* calculate the mic */ | |
ff1d2767 | 1705 | static void emmh32_final(emmh32_context *context, u8 digest[4]) |
1da177e4 LT |
1706 | { |
1707 | int coeff_position, byte_position; | |
1708 | u32 val; | |
1709 | ||
1710 | u64 sum, utmp; | |
1711 | s64 stmp; | |
1712 | ||
1713 | coeff_position = context->position >> 2; | |
1714 | ||
1715 | /* deal with partial 32-bit word left over from last update */ | |
1716 | byte_position = context->position & 3; | |
1717 | if (byte_position) { | |
1718 | /* have a partial word in part to deal with */ | |
593c2b9c | 1719 | val = ntohl(context->part.d32); |
1da177e4 LT |
1720 | MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */ |
1721 | } | |
1722 | ||
1723 | /* reduce the accumulated u64 to a 32-bit MIC */ | |
1724 | sum = context->accum; | |
1725 | stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15); | |
1726 | utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15); | |
1727 | sum = utmp & 0xffffffffLL; | |
1728 | if (utmp > 0x10000000fLL) | |
1729 | sum -= 15; | |
1730 | ||
1731 | val = (u32)sum; | |
1732 | digest[0] = (val>>24) & 0xFF; | |
1733 | digest[1] = (val>>16) & 0xFF; | |
1734 | digest[2] = (val>>8) & 0xFF; | |
1735 | digest[3] = val & 0xFF; | |
1736 | } | |
1da177e4 LT |
1737 | |
1738 | static int readBSSListRid(struct airo_info *ai, int first, | |
17e70491 AV |
1739 | BSSListRid *list) |
1740 | { | |
3c304956 DW |
1741 | Cmd cmd; |
1742 | Resp rsp; | |
1da177e4 LT |
1743 | |
1744 | if (first == 1) { | |
3c304956 DW |
1745 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; |
1746 | memset(&cmd, 0, sizeof(cmd)); | |
1747 | cmd.cmd=CMD_LISTBSS; | |
1748 | if (down_interruptible(&ai->sem)) | |
1749 | return -ERESTARTSYS; | |
3b4c7d64 | 1750 | ai->list_bss_task = current; |
3c304956 DW |
1751 | issuecommand(ai, &cmd, &rsp); |
1752 | up(&ai->sem); | |
1753 | /* Let the command take effect */ | |
3b4c7d64 SB |
1754 | schedule_timeout_uninterruptible(3 * HZ); |
1755 | ai->list_bss_task = NULL; | |
3c304956 | 1756 | } |
17e70491 | 1757 | return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext, |
3c304956 | 1758 | list, ai->bssListRidLen, 1); |
1da177e4 LT |
1759 | } |
1760 | ||
4293ea33 AV |
1761 | static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock) |
1762 | { | |
1763 | return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM, | |
1da177e4 | 1764 | wkr, sizeof(*wkr), lock); |
1da177e4 | 1765 | } |
1da177e4 | 1766 | |
4293ea33 AV |
1767 | static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock) |
1768 | { | |
1769 | int rc; | |
1770 | rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock); | |
1771 | if (rc!=SUCCESS) | |
1772 | airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc); | |
1da177e4 | 1773 | if (perm) { |
4293ea33 AV |
1774 | rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock); |
1775 | if (rc!=SUCCESS) | |
934d8bf1 | 1776 | airo_print_err(ai->dev->name, "WEP_PERM set %x", rc); |
1da177e4 LT |
1777 | } |
1778 | return rc; | |
1779 | } | |
1780 | ||
0dd2212f AV |
1781 | static int readSsidRid(struct airo_info*ai, SsidRid *ssidr) |
1782 | { | |
1783 | return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1); | |
1da177e4 | 1784 | } |
1da177e4 | 1785 | |
0dd2212f AV |
1786 | static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock) |
1787 | { | |
1788 | return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock); | |
1da177e4 | 1789 | } |
0dd2212f | 1790 | |
3eb9b41f AV |
1791 | static int readConfigRid(struct airo_info *ai, int lock) |
1792 | { | |
1da177e4 | 1793 | int rc; |
1da177e4 LT |
1794 | ConfigRid cfg; |
1795 | ||
1796 | if (ai->config.len) | |
1797 | return SUCCESS; | |
1798 | ||
1799 | rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock); | |
1800 | if (rc != SUCCESS) | |
1801 | return rc; | |
1802 | ||
1da177e4 LT |
1803 | ai->config = cfg; |
1804 | return SUCCESS; | |
1805 | } | |
3eb9b41f AV |
1806 | |
1807 | static inline void checkThrottle(struct airo_info *ai) | |
1808 | { | |
1da177e4 LT |
1809 | int i; |
1810 | /* Old hardware had a limit on encryption speed */ | |
1811 | if (ai->config.authType != AUTH_OPEN && maxencrypt) { | |
1812 | for(i=0; i<8; i++) { | |
1813 | if (ai->config.rates[i] > maxencrypt) { | |
1814 | ai->config.rates[i] = 0; | |
1815 | } | |
1816 | } | |
1817 | } | |
1818 | } | |
3eb9b41f AV |
1819 | |
1820 | static int writeConfigRid(struct airo_info *ai, int lock) | |
1821 | { | |
1da177e4 LT |
1822 | ConfigRid cfgr; |
1823 | ||
1824 | if (!test_bit (FLAG_COMMIT, &ai->flags)) | |
1825 | return SUCCESS; | |
1826 | ||
1827 | clear_bit (FLAG_COMMIT, &ai->flags); | |
1828 | clear_bit (FLAG_RESET, &ai->flags); | |
1829 | checkThrottle(ai); | |
1830 | cfgr = ai->config; | |
1831 | ||
3eb9b41f | 1832 | if ((cfgr.opmode & MODE_CFG_MASK) == MODE_STA_IBSS) |
1da177e4 LT |
1833 | set_bit(FLAG_ADHOC, &ai->flags); |
1834 | else | |
1835 | clear_bit(FLAG_ADHOC, &ai->flags); | |
1836 | ||
1da177e4 LT |
1837 | return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock); |
1838 | } | |
1da177e4 | 1839 | |
329e2c00 AV |
1840 | static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock) |
1841 | { | |
1842 | return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock); | |
1da177e4 | 1843 | } |
a749716e AV |
1844 | |
1845 | static int readAPListRid(struct airo_info *ai, APListRid *aplr) | |
1846 | { | |
1847 | return PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1); | |
1da177e4 | 1848 | } |
a749716e AV |
1849 | |
1850 | static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock) | |
1851 | { | |
1852 | return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock); | |
1da177e4 | 1853 | } |
1da177e4 | 1854 | |
56d81bd3 AV |
1855 | static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock) |
1856 | { | |
1857 | return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock); | |
1da177e4 | 1858 | } |
1da177e4 | 1859 | |
a23ace5f AV |
1860 | static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock) |
1861 | { | |
1862 | return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock); | |
1da177e4 LT |
1863 | } |
1864 | ||
1c2b7db8 MS |
1865 | static void try_auto_wep(struct airo_info *ai) |
1866 | { | |
1867 | if (auto_wep && !(ai->flags & FLAG_RADIO_DOWN)) { | |
1868 | ai->expires = RUN_AT(3*HZ); | |
1869 | wake_up_interruptible(&ai->thr_wait); | |
1870 | } | |
1871 | } | |
1872 | ||
1da177e4 | 1873 | static int airo_open(struct net_device *dev) { |
faf3994a | 1874 | struct airo_info *ai = dev->ml_priv; |
1c2b7db8 | 1875 | int rc = 0; |
1da177e4 | 1876 | |
1c2b7db8 | 1877 | if (test_bit(FLAG_FLASHING, &ai->flags)) |
1da177e4 LT |
1878 | return -EIO; |
1879 | ||
1880 | /* Make sure the card is configured. | |
1881 | * Wireless Extensions may postpone config changes until the card | |
1882 | * is open (to pipeline changes and speed-up card setup). If | |
1883 | * those changes are not yet commited, do it now - Jean II */ | |
1c2b7db8 MS |
1884 | if (test_bit(FLAG_COMMIT, &ai->flags)) { |
1885 | disable_MAC(ai, 1); | |
1886 | writeConfigRid(ai, 1); | |
1da177e4 LT |
1887 | } |
1888 | ||
1c2b7db8 MS |
1889 | if (ai->wifidev != dev) { |
1890 | clear_bit(JOB_DIE, &ai->jobs); | |
1891 | ai->airo_thread_task = kthread_run(airo_thread, dev, dev->name); | |
1892 | if (IS_ERR(ai->airo_thread_task)) | |
1893 | return (int)PTR_ERR(ai->airo_thread_task); | |
1894 | ||
1895 | rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED, | |
1896 | dev->name, dev); | |
1897 | if (rc) { | |
1898 | airo_print_err(dev->name, | |
1899 | "register interrupt %d failed, rc %d", | |
1900 | dev->irq, rc); | |
1901 | set_bit(JOB_DIE, &ai->jobs); | |
1902 | kthread_stop(ai->airo_thread_task); | |
1903 | return rc; | |
1904 | } | |
1905 | ||
1da177e4 | 1906 | /* Power on the MAC controller (which may have been disabled) */ |
1c2b7db8 MS |
1907 | clear_bit(FLAG_RADIO_DOWN, &ai->flags); |
1908 | enable_interrupts(ai); | |
1909 | ||
1910 | try_auto_wep(ai); | |
1da177e4 | 1911 | } |
175ec1a1 | 1912 | enable_MAC(ai, 1); |
1da177e4 LT |
1913 | |
1914 | netif_start_queue(dev); | |
1915 | return 0; | |
1916 | } | |
1917 | ||
1918 | static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) { | |
1919 | int npacks, pending; | |
1920 | unsigned long flags; | |
faf3994a | 1921 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
1922 | |
1923 | if (!skb) { | |
c94c93da | 1924 | airo_print_err(dev->name, "%s: skb == NULL!",__func__); |
1da177e4 LT |
1925 | return 0; |
1926 | } | |
1927 | npacks = skb_queue_len (&ai->txq); | |
1928 | ||
1929 | if (npacks >= MAXTXQ - 1) { | |
1930 | netif_stop_queue (dev); | |
1931 | if (npacks > MAXTXQ) { | |
5d9276da | 1932 | dev->stats.tx_fifo_errors++; |
1da177e4 LT |
1933 | return 1; |
1934 | } | |
1935 | skb_queue_tail (&ai->txq, skb); | |
1936 | return 0; | |
1937 | } | |
1938 | ||
1939 | spin_lock_irqsave(&ai->aux_lock, flags); | |
1940 | skb_queue_tail (&ai->txq, skb); | |
1941 | pending = test_bit(FLAG_PENDING_XMIT, &ai->flags); | |
1942 | spin_unlock_irqrestore(&ai->aux_lock,flags); | |
1943 | netif_wake_queue (dev); | |
1944 | ||
1945 | if (pending == 0) { | |
1946 | set_bit(FLAG_PENDING_XMIT, &ai->flags); | |
1947 | mpi_send_packet (dev); | |
1948 | } | |
1949 | return 0; | |
1950 | } | |
1951 | ||
1952 | /* | |
1953 | * @mpi_send_packet | |
1954 | * | |
1955 | * Attempt to transmit a packet. Can be called from interrupt | |
1956 | * or transmit . return number of packets we tried to send | |
1957 | */ | |
1958 | ||
1959 | static int mpi_send_packet (struct net_device *dev) | |
1960 | { | |
1961 | struct sk_buff *skb; | |
1962 | unsigned char *buffer; | |
593c2b9c AV |
1963 | s16 len; |
1964 | __le16 *payloadLen; | |
faf3994a | 1965 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
1966 | u8 *sendbuf; |
1967 | ||
1968 | /* get a packet to send */ | |
1969 | ||
79ea13ce | 1970 | if ((skb = skb_dequeue(&ai->txq)) == NULL) { |
934d8bf1 DW |
1971 | airo_print_err(dev->name, |
1972 | "%s: Dequeue'd zero in send_packet()", | |
c94c93da | 1973 | __func__); |
1da177e4 LT |
1974 | return 0; |
1975 | } | |
1976 | ||
1977 | /* check min length*/ | |
1978 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; | |
1979 | buffer = skb->data; | |
1980 | ||
1981 | ai->txfids[0].tx_desc.offset = 0; | |
1982 | ai->txfids[0].tx_desc.valid = 1; | |
1983 | ai->txfids[0].tx_desc.eoc = 1; | |
1984 | ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr); | |
1985 | ||
1986 | /* | |
1987 | * Magic, the cards firmware needs a length count (2 bytes) in the host buffer | |
1988 | * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen | |
1989 | * is immediatly after it. ------------------------------------------------ | |
1990 | * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA| | |
1991 | * ------------------------------------------------ | |
1992 | */ | |
1993 | ||
1994 | memcpy((char *)ai->txfids[0].virtual_host_addr, | |
1995 | (char *)&wifictlhdr8023, sizeof(wifictlhdr8023)); | |
1996 | ||
593c2b9c | 1997 | payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr + |
1da177e4 LT |
1998 | sizeof(wifictlhdr8023)); |
1999 | sendbuf = ai->txfids[0].virtual_host_addr + | |
2000 | sizeof(wifictlhdr8023) + 2 ; | |
2001 | ||
2002 | /* | |
2003 | * Firmware automaticly puts 802 header on so | |
2004 | * we don't need to account for it in the length | |
2005 | */ | |
1da177e4 | 2006 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled && |
593c2b9c | 2007 | (ntohs(((__be16 *)buffer)[6]) != 0x888E)) { |
1da177e4 LT |
2008 | MICBuffer pMic; |
2009 | ||
2010 | if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS) | |
2011 | return ERROR; | |
2012 | ||
2013 | *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic)); | |
2014 | ai->txfids[0].tx_desc.len += sizeof(pMic); | |
2015 | /* copy data into airo dma buffer */ | |
2016 | memcpy (sendbuf, buffer, sizeof(etherHead)); | |
2017 | buffer += sizeof(etherHead); | |
2018 | sendbuf += sizeof(etherHead); | |
2019 | memcpy (sendbuf, &pMic, sizeof(pMic)); | |
2020 | sendbuf += sizeof(pMic); | |
2021 | memcpy (sendbuf, buffer, len - sizeof(etherHead)); | |
a39d3e79 | 2022 | } else { |
1da177e4 LT |
2023 | *payloadLen = cpu_to_le16(len - sizeof(etherHead)); |
2024 | ||
2025 | dev->trans_start = jiffies; | |
2026 | ||
2027 | /* copy data into airo dma buffer */ | |
2028 | memcpy(sendbuf, buffer, len); | |
2029 | } | |
2030 | ||
2031 | memcpy_toio(ai->txfids[0].card_ram_off, | |
2032 | &ai->txfids[0].tx_desc, sizeof(TxFid)); | |
2033 | ||
2034 | OUT4500(ai, EVACK, 8); | |
2035 | ||
2036 | dev_kfree_skb_any(skb); | |
2037 | return 1; | |
2038 | } | |
2039 | ||
29b09fcc | 2040 | static void get_tx_error(struct airo_info *ai, s32 fid) |
1da177e4 | 2041 | { |
593c2b9c | 2042 | __le16 status; |
1da177e4 LT |
2043 | |
2044 | if (fid < 0) | |
2045 | status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status; | |
2046 | else { | |
2047 | if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS) | |
2048 | return; | |
2049 | bap_read(ai, &status, 2, BAP0); | |
2050 | } | |
2051 | if (le16_to_cpu(status) & 2) /* Too many retries */ | |
5d9276da | 2052 | ai->dev->stats.tx_aborted_errors++; |
1da177e4 | 2053 | if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */ |
5d9276da | 2054 | ai->dev->stats.tx_heartbeat_errors++; |
1da177e4 LT |
2055 | if (le16_to_cpu(status) & 8) /* Aid fail */ |
2056 | { } | |
2057 | if (le16_to_cpu(status) & 0x10) /* MAC disabled */ | |
5d9276da | 2058 | ai->dev->stats.tx_carrier_errors++; |
1da177e4 LT |
2059 | if (le16_to_cpu(status) & 0x20) /* Association lost */ |
2060 | { } | |
2061 | /* We produce a TXDROP event only for retry or lifetime | |
2062 | * exceeded, because that's the only status that really mean | |
2063 | * that this particular node went away. | |
2064 | * Other errors means that *we* screwed up. - Jean II */ | |
2065 | if ((le16_to_cpu(status) & 2) || | |
2066 | (le16_to_cpu(status) & 4)) { | |
2067 | union iwreq_data wrqu; | |
2068 | char junk[0x18]; | |
2069 | ||
2070 | /* Faster to skip over useless data than to do | |
2071 | * another bap_setup(). We are at offset 0x6 and | |
2072 | * need to go to 0x18 and read 6 bytes - Jean II */ | |
b8c06bc1 | 2073 | bap_read(ai, (__le16 *) junk, 0x18, BAP0); |
1da177e4 LT |
2074 | |
2075 | /* Copy 802.11 dest address. | |
2076 | * We use the 802.11 header because the frame may | |
2077 | * not be 802.3 or may be mangled... | |
2078 | * In Ad-Hoc mode, it will be the node address. | |
2079 | * In managed mode, it will be most likely the AP addr | |
2080 | * User space will figure out how to convert it to | |
2081 | * whatever it needs (IP address or else). | |
2082 | * - Jean II */ | |
2083 | memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN); | |
2084 | wrqu.addr.sa_family = ARPHRD_ETHER; | |
2085 | ||
2086 | /* Send event to user space */ | |
2087 | wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL); | |
2088 | } | |
2089 | } | |
2090 | ||
2091 | static void airo_end_xmit(struct net_device *dev) { | |
2092 | u16 status; | |
2093 | int i; | |
faf3994a | 2094 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2095 | struct sk_buff *skb = priv->xmit.skb; |
2096 | int fid = priv->xmit.fid; | |
2097 | u32 *fids = priv->fids; | |
2098 | ||
3c304956 | 2099 | clear_bit(JOB_XMIT, &priv->jobs); |
1da177e4 LT |
2100 | clear_bit(FLAG_PENDING_XMIT, &priv->flags); |
2101 | status = transmit_802_3_packet (priv, fids[fid], skb->data); | |
2102 | up(&priv->sem); | |
2103 | ||
2104 | i = 0; | |
2105 | if ( status == SUCCESS ) { | |
2106 | dev->trans_start = jiffies; | |
2107 | for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++); | |
2108 | } else { | |
2109 | priv->fids[fid] &= 0xffff; | |
5d9276da | 2110 | dev->stats.tx_window_errors++; |
1da177e4 LT |
2111 | } |
2112 | if (i < MAX_FIDS / 2) | |
2113 | netif_wake_queue(dev); | |
2114 | dev_kfree_skb(skb); | |
2115 | } | |
2116 | ||
2117 | static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) { | |
2118 | s16 len; | |
2119 | int i, j; | |
faf3994a | 2120 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2121 | u32 *fids = priv->fids; |
2122 | ||
2123 | if ( skb == NULL ) { | |
c94c93da | 2124 | airo_print_err(dev->name, "%s: skb == NULL!", __func__); |
1da177e4 LT |
2125 | return 0; |
2126 | } | |
2127 | ||
2128 | /* Find a vacant FID */ | |
2129 | for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ ); | |
2130 | for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ ); | |
2131 | ||
2132 | if ( j >= MAX_FIDS / 2 ) { | |
2133 | netif_stop_queue(dev); | |
2134 | ||
2135 | if (i == MAX_FIDS / 2) { | |
5d9276da | 2136 | dev->stats.tx_fifo_errors++; |
1da177e4 LT |
2137 | return 1; |
2138 | } | |
2139 | } | |
2140 | /* check min length*/ | |
2141 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; | |
2142 | /* Mark fid as used & save length for later */ | |
2143 | fids[i] |= (len << 16); | |
2144 | priv->xmit.skb = skb; | |
2145 | priv->xmit.fid = i; | |
2146 | if (down_trylock(&priv->sem) != 0) { | |
2147 | set_bit(FLAG_PENDING_XMIT, &priv->flags); | |
2148 | netif_stop_queue(dev); | |
3c304956 | 2149 | set_bit(JOB_XMIT, &priv->jobs); |
1da177e4 LT |
2150 | wake_up_interruptible(&priv->thr_wait); |
2151 | } else | |
2152 | airo_end_xmit(dev); | |
2153 | return 0; | |
2154 | } | |
2155 | ||
2156 | static void airo_end_xmit11(struct net_device *dev) { | |
2157 | u16 status; | |
2158 | int i; | |
faf3994a | 2159 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2160 | struct sk_buff *skb = priv->xmit11.skb; |
2161 | int fid = priv->xmit11.fid; | |
2162 | u32 *fids = priv->fids; | |
2163 | ||
3c304956 | 2164 | clear_bit(JOB_XMIT11, &priv->jobs); |
1da177e4 LT |
2165 | clear_bit(FLAG_PENDING_XMIT11, &priv->flags); |
2166 | status = transmit_802_11_packet (priv, fids[fid], skb->data); | |
2167 | up(&priv->sem); | |
2168 | ||
2169 | i = MAX_FIDS / 2; | |
2170 | if ( status == SUCCESS ) { | |
2171 | dev->trans_start = jiffies; | |
2172 | for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++); | |
2173 | } else { | |
2174 | priv->fids[fid] &= 0xffff; | |
5d9276da | 2175 | dev->stats.tx_window_errors++; |
1da177e4 LT |
2176 | } |
2177 | if (i < MAX_FIDS) | |
2178 | netif_wake_queue(dev); | |
2179 | dev_kfree_skb(skb); | |
2180 | } | |
2181 | ||
2182 | static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) { | |
2183 | s16 len; | |
2184 | int i, j; | |
faf3994a | 2185 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2186 | u32 *fids = priv->fids; |
2187 | ||
2188 | if (test_bit(FLAG_MPI, &priv->flags)) { | |
2189 | /* Not implemented yet for MPI350 */ | |
2190 | netif_stop_queue(dev); | |
2191 | return -ENETDOWN; | |
2192 | } | |
2193 | ||
2194 | if ( skb == NULL ) { | |
c94c93da | 2195 | airo_print_err(dev->name, "%s: skb == NULL!", __func__); |
1da177e4 LT |
2196 | return 0; |
2197 | } | |
2198 | ||
2199 | /* Find a vacant FID */ | |
2200 | for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ ); | |
2201 | for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ ); | |
2202 | ||
2203 | if ( j >= MAX_FIDS ) { | |
2204 | netif_stop_queue(dev); | |
2205 | ||
2206 | if (i == MAX_FIDS) { | |
5d9276da | 2207 | dev->stats.tx_fifo_errors++; |
1da177e4 LT |
2208 | return 1; |
2209 | } | |
2210 | } | |
2211 | /* check min length*/ | |
2212 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; | |
2213 | /* Mark fid as used & save length for later */ | |
2214 | fids[i] |= (len << 16); | |
2215 | priv->xmit11.skb = skb; | |
2216 | priv->xmit11.fid = i; | |
2217 | if (down_trylock(&priv->sem) != 0) { | |
2218 | set_bit(FLAG_PENDING_XMIT11, &priv->flags); | |
2219 | netif_stop_queue(dev); | |
3c304956 | 2220 | set_bit(JOB_XMIT11, &priv->jobs); |
1da177e4 LT |
2221 | wake_up_interruptible(&priv->thr_wait); |
2222 | } else | |
2223 | airo_end_xmit11(dev); | |
2224 | return 0; | |
2225 | } | |
2226 | ||
5d9276da | 2227 | static void airo_read_stats(struct net_device *dev) |
a23ace5f | 2228 | { |
faf3994a | 2229 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 2230 | StatsRid stats_rid; |
a23ace5f | 2231 | __le32 *vals = stats_rid.vals; |
1da177e4 | 2232 | |
3c304956 | 2233 | clear_bit(JOB_STATS, &ai->jobs); |
ca078bae | 2234 | if (ai->power.event) { |
1da177e4 LT |
2235 | up(&ai->sem); |
2236 | return; | |
2237 | } | |
2238 | readStatsRid(ai, &stats_rid, RID_STATS, 0); | |
2239 | up(&ai->sem); | |
2240 | ||
5d9276da | 2241 | dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) + |
a23ace5f | 2242 | le32_to_cpu(vals[45]); |
5d9276da | 2243 | dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) + |
a23ace5f | 2244 | le32_to_cpu(vals[41]); |
5d9276da PZ |
2245 | dev->stats.rx_bytes = le32_to_cpu(vals[92]); |
2246 | dev->stats.tx_bytes = le32_to_cpu(vals[91]); | |
2247 | dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) + | |
a23ace5f | 2248 | le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]); |
5d9276da PZ |
2249 | dev->stats.tx_errors = le32_to_cpu(vals[42]) + |
2250 | dev->stats.tx_fifo_errors; | |
2251 | dev->stats.multicast = le32_to_cpu(vals[43]); | |
2252 | dev->stats.collisions = le32_to_cpu(vals[89]); | |
1da177e4 LT |
2253 | |
2254 | /* detailed rx_errors: */ | |
5d9276da PZ |
2255 | dev->stats.rx_length_errors = le32_to_cpu(vals[3]); |
2256 | dev->stats.rx_crc_errors = le32_to_cpu(vals[4]); | |
2257 | dev->stats.rx_frame_errors = le32_to_cpu(vals[2]); | |
2258 | dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]); | |
1da177e4 LT |
2259 | } |
2260 | ||
ff1d2767 | 2261 | static struct net_device_stats *airo_get_stats(struct net_device *dev) |
1da177e4 | 2262 | { |
faf3994a | 2263 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 2264 | |
3c304956 | 2265 | if (!test_bit(JOB_STATS, &local->jobs)) { |
1da177e4 LT |
2266 | /* Get stats out of the card if available */ |
2267 | if (down_trylock(&local->sem) != 0) { | |
3c304956 | 2268 | set_bit(JOB_STATS, &local->jobs); |
1da177e4 LT |
2269 | wake_up_interruptible(&local->thr_wait); |
2270 | } else | |
5d9276da | 2271 | airo_read_stats(dev); |
1da177e4 LT |
2272 | } |
2273 | ||
5d9276da | 2274 | return &dev->stats; |
1da177e4 LT |
2275 | } |
2276 | ||
2277 | static void airo_set_promisc(struct airo_info *ai) { | |
2278 | Cmd cmd; | |
2279 | Resp rsp; | |
2280 | ||
2281 | memset(&cmd, 0, sizeof(cmd)); | |
2282 | cmd.cmd=CMD_SETMODE; | |
3c304956 | 2283 | clear_bit(JOB_PROMISC, &ai->jobs); |
1da177e4 LT |
2284 | cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC; |
2285 | issuecommand(ai, &cmd, &rsp); | |
2286 | up(&ai->sem); | |
2287 | } | |
2288 | ||
2289 | static void airo_set_multicast_list(struct net_device *dev) { | |
faf3994a | 2290 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2291 | |
2292 | if ((dev->flags ^ ai->flags) & IFF_PROMISC) { | |
2293 | change_bit(FLAG_PROMISC, &ai->flags); | |
2294 | if (down_trylock(&ai->sem) != 0) { | |
3c304956 | 2295 | set_bit(JOB_PROMISC, &ai->jobs); |
1da177e4 LT |
2296 | wake_up_interruptible(&ai->thr_wait); |
2297 | } else | |
2298 | airo_set_promisc(ai); | |
2299 | } | |
2300 | ||
2301 | if ((dev->flags&IFF_ALLMULTI)||dev->mc_count>0) { | |
2302 | /* Turn on multicast. (Should be already setup...) */ | |
2303 | } | |
2304 | } | |
2305 | ||
2306 | static int airo_set_mac_address(struct net_device *dev, void *p) | |
2307 | { | |
faf3994a | 2308 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 2309 | struct sockaddr *addr = p; |
1da177e4 LT |
2310 | |
2311 | readConfigRid(ai, 1); | |
2312 | memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len); | |
2313 | set_bit (FLAG_COMMIT, &ai->flags); | |
2314 | disable_MAC(ai, 1); | |
2315 | writeConfigRid (ai, 1); | |
175ec1a1 | 2316 | enable_MAC(ai, 1); |
1da177e4 LT |
2317 | memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len); |
2318 | if (ai->wifidev) | |
2319 | memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len); | |
2320 | return 0; | |
2321 | } | |
2322 | ||
2323 | static int airo_change_mtu(struct net_device *dev, int new_mtu) | |
2324 | { | |
2325 | if ((new_mtu < 68) || (new_mtu > 2400)) | |
2326 | return -EINVAL; | |
2327 | dev->mtu = new_mtu; | |
2328 | return 0; | |
2329 | } | |
2330 | ||
af5b5c9a MS |
2331 | static LIST_HEAD(airo_devices); |
2332 | ||
2333 | static void add_airo_dev(struct airo_info *ai) | |
2334 | { | |
2335 | /* Upper layers already keep track of PCI devices, | |
2336 | * so we only need to remember our non-PCI cards. */ | |
2337 | if (!ai->pci) | |
2338 | list_add_tail(&ai->dev_list, &airo_devices); | |
2339 | } | |
2340 | ||
2341 | static void del_airo_dev(struct airo_info *ai) | |
2342 | { | |
2343 | if (!ai->pci) | |
2344 | list_del(&ai->dev_list); | |
2345 | } | |
1da177e4 LT |
2346 | |
2347 | static int airo_close(struct net_device *dev) { | |
faf3994a | 2348 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2349 | |
2350 | netif_stop_queue(dev); | |
2351 | ||
2352 | if (ai->wifidev != dev) { | |
2353 | #ifdef POWER_ON_DOWN | |
2354 | /* Shut power to the card. The idea is that the user can save | |
2355 | * power when he doesn't need the card with "ifconfig down". | |
2356 | * That's the method that is most friendly towards the network | |
2357 | * stack (i.e. the network stack won't try to broadcast | |
2358 | * anything on the interface and routes are gone. Jean II */ | |
2359 | set_bit(FLAG_RADIO_DOWN, &ai->flags); | |
2360 | disable_MAC(ai, 1); | |
2361 | #endif | |
2362 | disable_interrupts( ai ); | |
1c2b7db8 MS |
2363 | |
2364 | free_irq(dev->irq, dev); | |
2365 | ||
2366 | set_bit(JOB_DIE, &ai->jobs); | |
2367 | kthread_stop(ai->airo_thread_task); | |
1da177e4 LT |
2368 | } |
2369 | return 0; | |
2370 | } | |
2371 | ||
1da177e4 LT |
2372 | void stop_airo_card( struct net_device *dev, int freeres ) |
2373 | { | |
faf3994a | 2374 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2375 | |
2376 | set_bit(FLAG_RADIO_DOWN, &ai->flags); | |
2377 | disable_MAC(ai, 1); | |
2378 | disable_interrupts(ai); | |
1da177e4 LT |
2379 | takedown_proc_entry( dev, ai ); |
2380 | if (test_bit(FLAG_REGISTERED, &ai->flags)) { | |
2381 | unregister_netdev( dev ); | |
2382 | if (ai->wifidev) { | |
2383 | unregister_netdev(ai->wifidev); | |
2384 | free_netdev(ai->wifidev); | |
2385 | ai->wifidev = NULL; | |
2386 | } | |
2387 | clear_bit(FLAG_REGISTERED, &ai->flags); | |
2388 | } | |
1da177e4 LT |
2389 | /* |
2390 | * Clean out tx queue | |
2391 | */ | |
b03efcfb | 2392 | if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) { |
1da177e4 LT |
2393 | struct sk_buff *skb = NULL; |
2394 | for (;(skb = skb_dequeue(&ai->txq));) | |
2395 | dev_kfree_skb(skb); | |
2396 | } | |
2397 | ||
9e75af30 DW |
2398 | airo_networks_free (ai); |
2399 | ||
b4558ea9 JJ |
2400 | kfree(ai->flash); |
2401 | kfree(ai->rssi); | |
2402 | kfree(ai->APList); | |
2403 | kfree(ai->SSID); | |
1da177e4 LT |
2404 | if (freeres) { |
2405 | /* PCMCIA frees this stuff, so only for PCI and ISA */ | |
2406 | release_region( dev->base_addr, 64 ); | |
2407 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
2408 | if (ai->pci) | |
2409 | mpi_unmap_card(ai->pci); | |
2410 | if (ai->pcimem) | |
2411 | iounmap(ai->pcimem); | |
2412 | if (ai->pciaux) | |
2413 | iounmap(ai->pciaux); | |
2414 | pci_free_consistent(ai->pci, PCI_SHARED_LEN, | |
2415 | ai->shared, ai->shared_dma); | |
2416 | } | |
2417 | } | |
f12cc209 | 2418 | crypto_free_cipher(ai->tfm); |
af5b5c9a | 2419 | del_airo_dev(ai); |
1da177e4 LT |
2420 | free_netdev( dev ); |
2421 | } | |
2422 | ||
2423 | EXPORT_SYMBOL(stop_airo_card); | |
2424 | ||
b95cce35 | 2425 | static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr) |
1da177e4 | 2426 | { |
98e399f8 | 2427 | memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); |
1da177e4 LT |
2428 | return ETH_ALEN; |
2429 | } | |
2430 | ||
2431 | static void mpi_unmap_card(struct pci_dev *pci) | |
2432 | { | |
2433 | unsigned long mem_start = pci_resource_start(pci, 1); | |
2434 | unsigned long mem_len = pci_resource_len(pci, 1); | |
2435 | unsigned long aux_start = pci_resource_start(pci, 2); | |
2436 | unsigned long aux_len = AUXMEMSIZE; | |
2437 | ||
2438 | release_mem_region(aux_start, aux_len); | |
2439 | release_mem_region(mem_start, mem_len); | |
2440 | } | |
2441 | ||
2442 | /************************************************************* | |
2443 | * This routine assumes that descriptors have been setup . | |
2444 | * Run at insmod time or after reset when the decriptors | |
2445 | * have been initialized . Returns 0 if all is well nz | |
2446 | * otherwise . Does not allocate memory but sets up card | |
2447 | * using previously allocated descriptors. | |
2448 | */ | |
2449 | static int mpi_init_descriptors (struct airo_info *ai) | |
2450 | { | |
2451 | Cmd cmd; | |
2452 | Resp rsp; | |
2453 | int i; | |
2454 | int rc = SUCCESS; | |
2455 | ||
2456 | /* Alloc card RX descriptors */ | |
2457 | netif_stop_queue(ai->dev); | |
2458 | ||
2459 | memset(&rsp,0,sizeof(rsp)); | |
2460 | memset(&cmd,0,sizeof(cmd)); | |
2461 | ||
2462 | cmd.cmd = CMD_ALLOCATEAUX; | |
2463 | cmd.parm0 = FID_RX; | |
2464 | cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux); | |
2465 | cmd.parm2 = MPI_MAX_FIDS; | |
2466 | rc=issuecommand(ai, &cmd, &rsp); | |
2467 | if (rc != SUCCESS) { | |
934d8bf1 | 2468 | airo_print_err(ai->dev->name, "Couldn't allocate RX FID"); |
1da177e4 LT |
2469 | return rc; |
2470 | } | |
2471 | ||
2472 | for (i=0; i<MPI_MAX_FIDS; i++) { | |
2473 | memcpy_toio(ai->rxfids[i].card_ram_off, | |
2474 | &ai->rxfids[i].rx_desc, sizeof(RxFid)); | |
2475 | } | |
2476 | ||
2477 | /* Alloc card TX descriptors */ | |
2478 | ||
2479 | memset(&rsp,0,sizeof(rsp)); | |
2480 | memset(&cmd,0,sizeof(cmd)); | |
2481 | ||
2482 | cmd.cmd = CMD_ALLOCATEAUX; | |
2483 | cmd.parm0 = FID_TX; | |
2484 | cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux); | |
2485 | cmd.parm2 = MPI_MAX_FIDS; | |
2486 | ||
2487 | for (i=0; i<MPI_MAX_FIDS; i++) { | |
2488 | ai->txfids[i].tx_desc.valid = 1; | |
2489 | memcpy_toio(ai->txfids[i].card_ram_off, | |
2490 | &ai->txfids[i].tx_desc, sizeof(TxFid)); | |
2491 | } | |
2492 | ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */ | |
2493 | ||
2494 | rc=issuecommand(ai, &cmd, &rsp); | |
2495 | if (rc != SUCCESS) { | |
934d8bf1 | 2496 | airo_print_err(ai->dev->name, "Couldn't allocate TX FID"); |
1da177e4 LT |
2497 | return rc; |
2498 | } | |
2499 | ||
2500 | /* Alloc card Rid descriptor */ | |
2501 | memset(&rsp,0,sizeof(rsp)); | |
2502 | memset(&cmd,0,sizeof(cmd)); | |
2503 | ||
2504 | cmd.cmd = CMD_ALLOCATEAUX; | |
2505 | cmd.parm0 = RID_RW; | |
2506 | cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux); | |
2507 | cmd.parm2 = 1; /* Magic number... */ | |
2508 | rc=issuecommand(ai, &cmd, &rsp); | |
2509 | if (rc != SUCCESS) { | |
934d8bf1 | 2510 | airo_print_err(ai->dev->name, "Couldn't allocate RID"); |
1da177e4 LT |
2511 | return rc; |
2512 | } | |
2513 | ||
2514 | memcpy_toio(ai->config_desc.card_ram_off, | |
2515 | &ai->config_desc.rid_desc, sizeof(Rid)); | |
2516 | ||
2517 | return rc; | |
2518 | } | |
2519 | ||
2520 | /* | |
2521 | * We are setting up three things here: | |
2522 | * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid. | |
2523 | * 2) Map PCI memory for issueing commands. | |
2524 | * 3) Allocate memory (shared) to send and receive ethernet frames. | |
2525 | */ | |
1138c37b | 2526 | static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci) |
1da177e4 LT |
2527 | { |
2528 | unsigned long mem_start, mem_len, aux_start, aux_len; | |
2529 | int rc = -1; | |
2530 | int i; | |
2759c8d5 JG |
2531 | dma_addr_t busaddroff; |
2532 | unsigned char *vpackoff; | |
1da177e4 LT |
2533 | unsigned char __iomem *pciaddroff; |
2534 | ||
2535 | mem_start = pci_resource_start(pci, 1); | |
2536 | mem_len = pci_resource_len(pci, 1); | |
2537 | aux_start = pci_resource_start(pci, 2); | |
2538 | aux_len = AUXMEMSIZE; | |
2539 | ||
1138c37b MS |
2540 | if (!request_mem_region(mem_start, mem_len, DRV_NAME)) { |
2541 | airo_print_err("", "Couldn't get region %x[%x]", | |
2542 | (int)mem_start, (int)mem_len); | |
1da177e4 LT |
2543 | goto out; |
2544 | } | |
1138c37b MS |
2545 | if (!request_mem_region(aux_start, aux_len, DRV_NAME)) { |
2546 | airo_print_err("", "Couldn't get region %x[%x]", | |
2547 | (int)aux_start, (int)aux_len); | |
1da177e4 LT |
2548 | goto free_region1; |
2549 | } | |
2550 | ||
2551 | ai->pcimem = ioremap(mem_start, mem_len); | |
2552 | if (!ai->pcimem) { | |
1138c37b MS |
2553 | airo_print_err("", "Couldn't map region %x[%x]", |
2554 | (int)mem_start, (int)mem_len); | |
1da177e4 LT |
2555 | goto free_region2; |
2556 | } | |
2557 | ai->pciaux = ioremap(aux_start, aux_len); | |
2558 | if (!ai->pciaux) { | |
1138c37b MS |
2559 | airo_print_err("", "Couldn't map region %x[%x]", |
2560 | (int)aux_start, (int)aux_len); | |
1da177e4 LT |
2561 | goto free_memmap; |
2562 | } | |
2563 | ||
2564 | /* Reserve PKTSIZE for each fid and 2K for the Rids */ | |
2565 | ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma); | |
2566 | if (!ai->shared) { | |
1138c37b MS |
2567 | airo_print_err("", "Couldn't alloc_consistent %d", |
2568 | PCI_SHARED_LEN); | |
1da177e4 LT |
2569 | goto free_auxmap; |
2570 | } | |
2571 | ||
2572 | /* | |
2573 | * Setup descriptor RX, TX, CONFIG | |
2574 | */ | |
2759c8d5 | 2575 | busaddroff = ai->shared_dma; |
1da177e4 LT |
2576 | pciaddroff = ai->pciaux + AUX_OFFSET; |
2577 | vpackoff = ai->shared; | |
2578 | ||
2579 | /* RX descriptor setup */ | |
2580 | for(i = 0; i < MPI_MAX_FIDS; i++) { | |
2581 | ai->rxfids[i].pending = 0; | |
2582 | ai->rxfids[i].card_ram_off = pciaddroff; | |
2583 | ai->rxfids[i].virtual_host_addr = vpackoff; | |
2759c8d5 | 2584 | ai->rxfids[i].rx_desc.host_addr = busaddroff; |
1da177e4 LT |
2585 | ai->rxfids[i].rx_desc.valid = 1; |
2586 | ai->rxfids[i].rx_desc.len = PKTSIZE; | |
2587 | ai->rxfids[i].rx_desc.rdy = 0; | |
2588 | ||
2589 | pciaddroff += sizeof(RxFid); | |
2590 | busaddroff += PKTSIZE; | |
2591 | vpackoff += PKTSIZE; | |
2592 | } | |
2593 | ||
2594 | /* TX descriptor setup */ | |
2595 | for(i = 0; i < MPI_MAX_FIDS; i++) { | |
2596 | ai->txfids[i].card_ram_off = pciaddroff; | |
2597 | ai->txfids[i].virtual_host_addr = vpackoff; | |
2598 | ai->txfids[i].tx_desc.valid = 1; | |
2759c8d5 | 2599 | ai->txfids[i].tx_desc.host_addr = busaddroff; |
1da177e4 LT |
2600 | memcpy(ai->txfids[i].virtual_host_addr, |
2601 | &wifictlhdr8023, sizeof(wifictlhdr8023)); | |
2602 | ||
2603 | pciaddroff += sizeof(TxFid); | |
2604 | busaddroff += PKTSIZE; | |
2605 | vpackoff += PKTSIZE; | |
2606 | } | |
2607 | ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */ | |
2608 | ||
2609 | /* Rid descriptor setup */ | |
2610 | ai->config_desc.card_ram_off = pciaddroff; | |
2611 | ai->config_desc.virtual_host_addr = vpackoff; | |
2759c8d5 JG |
2612 | ai->config_desc.rid_desc.host_addr = busaddroff; |
2613 | ai->ridbus = busaddroff; | |
1da177e4 LT |
2614 | ai->config_desc.rid_desc.rid = 0; |
2615 | ai->config_desc.rid_desc.len = RIDSIZE; | |
2616 | ai->config_desc.rid_desc.valid = 1; | |
2617 | pciaddroff += sizeof(Rid); | |
2618 | busaddroff += RIDSIZE; | |
2619 | vpackoff += RIDSIZE; | |
2620 | ||
2621 | /* Tell card about descriptors */ | |
2622 | if (mpi_init_descriptors (ai) != SUCCESS) | |
2623 | goto free_shared; | |
2624 | ||
2625 | return 0; | |
2626 | free_shared: | |
2627 | pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma); | |
2628 | free_auxmap: | |
2629 | iounmap(ai->pciaux); | |
2630 | free_memmap: | |
2631 | iounmap(ai->pcimem); | |
2632 | free_region2: | |
2633 | release_mem_region(aux_start, aux_len); | |
2634 | free_region1: | |
2635 | release_mem_region(mem_start, mem_len); | |
2636 | out: | |
2637 | return rc; | |
2638 | } | |
2639 | ||
3b04ddde SH |
2640 | static const struct header_ops airo_header_ops = { |
2641 | .parse = wll_header_parse, | |
2642 | }; | |
2643 | ||
1da177e4 LT |
2644 | static void wifi_setup(struct net_device *dev) |
2645 | { | |
3b04ddde | 2646 | dev->header_ops = &airo_header_ops; |
1da177e4 LT |
2647 | dev->hard_start_xmit = &airo_start_xmit11; |
2648 | dev->get_stats = &airo_get_stats; | |
2649 | dev->set_mac_address = &airo_set_mac_address; | |
2650 | dev->do_ioctl = &airo_ioctl; | |
1da177e4 | 2651 | dev->wireless_handlers = &airo_handler_def; |
1da177e4 LT |
2652 | dev->change_mtu = &airo_change_mtu; |
2653 | dev->open = &airo_open; | |
2654 | dev->stop = &airo_close; | |
2655 | ||
2656 | dev->type = ARPHRD_IEEE80211; | |
2657 | dev->hard_header_len = ETH_HLEN; | |
15db2763 | 2658 | dev->mtu = AIRO_DEF_MTU; |
1da177e4 LT |
2659 | dev->addr_len = ETH_ALEN; |
2660 | dev->tx_queue_len = 100; | |
2661 | ||
2662 | memset(dev->broadcast,0xFF, ETH_ALEN); | |
2663 | ||
2664 | dev->flags = IFF_BROADCAST|IFF_MULTICAST; | |
2665 | } | |
2666 | ||
2667 | static struct net_device *init_wifidev(struct airo_info *ai, | |
2668 | struct net_device *ethdev) | |
2669 | { | |
2670 | int err; | |
2671 | struct net_device *dev = alloc_netdev(0, "wifi%d", wifi_setup); | |
2672 | if (!dev) | |
2673 | return NULL; | |
faf3994a | 2674 | dev->ml_priv = ethdev->ml_priv; |
1da177e4 LT |
2675 | dev->irq = ethdev->irq; |
2676 | dev->base_addr = ethdev->base_addr; | |
1da177e4 | 2677 | dev->wireless_data = ethdev->wireless_data; |
229ce3ab | 2678 | SET_NETDEV_DEV(dev, ethdev->dev.parent); |
1da177e4 LT |
2679 | memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len); |
2680 | err = register_netdev(dev); | |
2681 | if (err<0) { | |
2682 | free_netdev(dev); | |
2683 | return NULL; | |
2684 | } | |
2685 | return dev; | |
2686 | } | |
2687 | ||
ff1d2767 | 2688 | static int reset_card( struct net_device *dev , int lock) { |
faf3994a | 2689 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2690 | |
2691 | if (lock && down_interruptible(&ai->sem)) | |
2692 | return -1; | |
2693 | waitbusy (ai); | |
2694 | OUT4500(ai,COMMAND,CMD_SOFTRESET); | |
2695 | msleep(200); | |
2696 | waitbusy (ai); | |
2697 | msleep(200); | |
2698 | if (lock) | |
2699 | up(&ai->sem); | |
2700 | return 0; | |
2701 | } | |
2702 | ||
3c304956 | 2703 | #define AIRO_MAX_NETWORK_COUNT 64 |
9e75af30 DW |
2704 | static int airo_networks_allocate(struct airo_info *ai) |
2705 | { | |
2706 | if (ai->networks) | |
2707 | return 0; | |
2708 | ||
2709 | ai->networks = | |
3c304956 | 2710 | kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement), |
9e75af30 DW |
2711 | GFP_KERNEL); |
2712 | if (!ai->networks) { | |
1138c37b | 2713 | airo_print_warn("", "Out of memory allocating beacons"); |
9e75af30 DW |
2714 | return -ENOMEM; |
2715 | } | |
2716 | ||
2717 | return 0; | |
2718 | } | |
2719 | ||
2720 | static void airo_networks_free(struct airo_info *ai) | |
2721 | { | |
9e75af30 DW |
2722 | kfree(ai->networks); |
2723 | ai->networks = NULL; | |
2724 | } | |
2725 | ||
2726 | static void airo_networks_initialize(struct airo_info *ai) | |
2727 | { | |
2728 | int i; | |
2729 | ||
2730 | INIT_LIST_HEAD(&ai->network_free_list); | |
2731 | INIT_LIST_HEAD(&ai->network_list); | |
3c304956 | 2732 | for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++) |
9e75af30 DW |
2733 | list_add_tail(&ai->networks[i].list, |
2734 | &ai->network_free_list); | |
2735 | } | |
2736 | ||
3c304956 DW |
2737 | static int airo_test_wpa_capable(struct airo_info *ai) |
2738 | { | |
2739 | int status; | |
2740 | CapabilityRid cap_rid; | |
3c304956 DW |
2741 | |
2742 | status = readCapabilityRid(ai, &cap_rid, 1); | |
2743 | if (status != SUCCESS) return 0; | |
2744 | ||
2745 | /* Only firmware versions 5.30.17 or better can do WPA */ | |
56d81bd3 AV |
2746 | if (le16_to_cpu(cap_rid.softVer) > 0x530 |
2747 | || (le16_to_cpu(cap_rid.softVer) == 0x530 | |
2748 | && le16_to_cpu(cap_rid.softSubVer) >= 17)) { | |
1138c37b | 2749 | airo_print_info("", "WPA is supported."); |
3c304956 DW |
2750 | return 1; |
2751 | } | |
2752 | ||
2753 | /* No WPA support */ | |
1138c37b | 2754 | airo_print_info("", "WPA unsupported (only firmware versions 5.30.17" |
3c304956 DW |
2755 | " and greater support WPA. Detected %s)", cap_rid.prodVer); |
2756 | return 0; | |
2757 | } | |
2758 | ||
ff1d2767 JM |
2759 | static struct net_device *_init_airo_card( unsigned short irq, int port, |
2760 | int is_pcmcia, struct pci_dev *pci, | |
2761 | struct device *dmdev ) | |
1da177e4 LT |
2762 | { |
2763 | struct net_device *dev; | |
2764 | struct airo_info *ai; | |
2765 | int i, rc; | |
2766 | ||
2767 | /* Create the network device object. */ | |
1138c37b MS |
2768 | dev = alloc_netdev(sizeof(*ai), "", ether_setup); |
2769 | if (!dev) { | |
934d8bf1 | 2770 | airo_print_err("", "Couldn't alloc_etherdev"); |
1da177e4 | 2771 | return NULL; |
1da177e4 LT |
2772 | } |
2773 | ||
faf3994a | 2774 | ai = dev->ml_priv = netdev_priv(dev); |
1da177e4 | 2775 | ai->wifidev = NULL; |
fb038c27 | 2776 | ai->flags = 1 << FLAG_RADIO_DOWN; |
3c304956 | 2777 | ai->jobs = 0; |
934d8bf1 | 2778 | ai->dev = dev; |
1da177e4 | 2779 | if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) { |
1138c37b | 2780 | airo_print_dbg("", "Found an MPI350 card"); |
1da177e4 LT |
2781 | set_bit(FLAG_MPI, &ai->flags); |
2782 | } | |
1da177e4 LT |
2783 | spin_lock_init(&ai->aux_lock); |
2784 | sema_init(&ai->sem, 1); | |
2785 | ai->config.len = 0; | |
2786 | ai->pci = pci; | |
2787 | init_waitqueue_head (&ai->thr_wait); | |
1da177e4 | 2788 | ai->tfm = NULL; |
af5b5c9a | 2789 | add_airo_dev(ai); |
1da177e4 | 2790 | |
9e75af30 | 2791 | if (airo_networks_allocate (ai)) |
1c2b7db8 | 2792 | goto err_out_free; |
9e75af30 DW |
2793 | airo_networks_initialize (ai); |
2794 | ||
1da177e4 LT |
2795 | /* The Airo-specific entries in the device structure. */ |
2796 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
2797 | skb_queue_head_init (&ai->txq); | |
2798 | dev->hard_start_xmit = &mpi_start_xmit; | |
2799 | } else | |
2800 | dev->hard_start_xmit = &airo_start_xmit; | |
2801 | dev->get_stats = &airo_get_stats; | |
2802 | dev->set_multicast_list = &airo_set_multicast_list; | |
2803 | dev->set_mac_address = &airo_set_mac_address; | |
2804 | dev->do_ioctl = &airo_ioctl; | |
1da177e4 LT |
2805 | dev->wireless_handlers = &airo_handler_def; |
2806 | ai->wireless_data.spy_data = &ai->spy_data; | |
2807 | dev->wireless_data = &ai->wireless_data; | |
1da177e4 LT |
2808 | dev->change_mtu = &airo_change_mtu; |
2809 | dev->open = &airo_open; | |
2810 | dev->stop = &airo_close; | |
2811 | dev->irq = irq; | |
2812 | dev->base_addr = port; | |
2813 | ||
2814 | SET_NETDEV_DEV(dev, dmdev); | |
2815 | ||
1d97f384 MC |
2816 | reset_card (dev, 1); |
2817 | msleep(400); | |
1da177e4 | 2818 | |
1da177e4 | 2819 | if (!is_pcmcia) { |
1138c37b | 2820 | if (!request_region(dev->base_addr, 64, DRV_NAME)) { |
1da177e4 | 2821 | rc = -EBUSY; |
934d8bf1 | 2822 | airo_print_err(dev->name, "Couldn't request region"); |
1c2b7db8 | 2823 | goto err_out_nets; |
1da177e4 LT |
2824 | } |
2825 | } | |
2826 | ||
2827 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
1138c37b MS |
2828 | if (mpi_map_card(ai, pci)) { |
2829 | airo_print_err("", "Could not map memory"); | |
1da177e4 LT |
2830 | goto err_out_res; |
2831 | } | |
2832 | } | |
2833 | ||
2834 | if (probe) { | |
2835 | if ( setup_card( ai, dev->dev_addr, 1 ) != SUCCESS ) { | |
934d8bf1 | 2836 | airo_print_err(dev->name, "MAC could not be enabled" ); |
1da177e4 LT |
2837 | rc = -EIO; |
2838 | goto err_out_map; | |
2839 | } | |
2840 | } else if (!test_bit(FLAG_MPI,&ai->flags)) { | |
2841 | ai->bap_read = fast_bap_read; | |
2842 | set_bit(FLAG_FLASHING, &ai->flags); | |
2843 | } | |
2844 | ||
3c304956 DW |
2845 | /* Test for WPA support */ |
2846 | if (airo_test_wpa_capable(ai)) { | |
2847 | set_bit(FLAG_WPA_CAPABLE, &ai->flags); | |
2848 | ai->bssListFirst = RID_WPA_BSSLISTFIRST; | |
2849 | ai->bssListNext = RID_WPA_BSSLISTNEXT; | |
2850 | ai->bssListRidLen = sizeof(BSSListRid); | |
2851 | } else { | |
2852 | ai->bssListFirst = RID_BSSLISTFIRST; | |
2853 | ai->bssListNext = RID_BSSLISTNEXT; | |
2854 | ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra); | |
2855 | } | |
2856 | ||
1138c37b | 2857 | strcpy(dev->name, "eth%d"); |
1da177e4 LT |
2858 | rc = register_netdev(dev); |
2859 | if (rc) { | |
934d8bf1 | 2860 | airo_print_err(dev->name, "Couldn't register_netdev"); |
1da177e4 LT |
2861 | goto err_out_map; |
2862 | } | |
2863 | ai->wifidev = init_wifidev(ai, dev); | |
431aca5a FM |
2864 | if (!ai->wifidev) |
2865 | goto err_out_reg; | |
1da177e4 LT |
2866 | |
2867 | set_bit(FLAG_REGISTERED,&ai->flags); | |
e174961c | 2868 | airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr); |
1da177e4 LT |
2869 | |
2870 | /* Allocate the transmit buffers */ | |
2871 | if (probe && !test_bit(FLAG_MPI,&ai->flags)) | |
2872 | for( i = 0; i < MAX_FIDS; i++ ) | |
15db2763 | 2873 | ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2); |
1da177e4 | 2874 | |
faf3994a | 2875 | if (setup_proc_entry(dev, dev->ml_priv) < 0) |
431aca5a FM |
2876 | goto err_out_wifi; |
2877 | ||
1da177e4 LT |
2878 | return dev; |
2879 | ||
431aca5a FM |
2880 | err_out_wifi: |
2881 | unregister_netdev(ai->wifidev); | |
2882 | free_netdev(ai->wifidev); | |
2883 | err_out_reg: | |
2884 | unregister_netdev(dev); | |
1da177e4 LT |
2885 | err_out_map: |
2886 | if (test_bit(FLAG_MPI,&ai->flags) && pci) { | |
2887 | pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma); | |
2888 | iounmap(ai->pciaux); | |
2889 | iounmap(ai->pcimem); | |
2890 | mpi_unmap_card(ai->pci); | |
2891 | } | |
2892 | err_out_res: | |
2893 | if (!is_pcmcia) | |
2894 | release_region( dev->base_addr, 64 ); | |
4d881901 MS |
2895 | err_out_nets: |
2896 | airo_networks_free(ai); | |
af5b5c9a | 2897 | del_airo_dev(ai); |
1da177e4 LT |
2898 | err_out_free: |
2899 | free_netdev(dev); | |
2900 | return NULL; | |
2901 | } | |
2902 | ||
2903 | struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia, | |
2904 | struct device *dmdev) | |
2905 | { | |
2906 | return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev); | |
2907 | } | |
2908 | ||
2909 | EXPORT_SYMBOL(init_airo_card); | |
2910 | ||
2911 | static int waitbusy (struct airo_info *ai) { | |
2912 | int delay = 0; | |
b212f337 | 2913 | while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) { |
1da177e4 LT |
2914 | udelay (10); |
2915 | if ((++delay % 20) == 0) | |
2916 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); | |
2917 | } | |
2918 | return delay < 10000; | |
2919 | } | |
2920 | ||
2921 | int reset_airo_card( struct net_device *dev ) | |
2922 | { | |
2923 | int i; | |
faf3994a | 2924 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2925 | |
2926 | if (reset_card (dev, 1)) | |
2927 | return -1; | |
2928 | ||
2929 | if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) { | |
934d8bf1 | 2930 | airo_print_err(dev->name, "MAC could not be enabled"); |
1da177e4 LT |
2931 | return -1; |
2932 | } | |
e174961c | 2933 | airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr); |
1da177e4 LT |
2934 | /* Allocate the transmit buffers if needed */ |
2935 | if (!test_bit(FLAG_MPI,&ai->flags)) | |
2936 | for( i = 0; i < MAX_FIDS; i++ ) | |
15db2763 | 2937 | ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2); |
1da177e4 LT |
2938 | |
2939 | enable_interrupts( ai ); | |
2940 | netif_wake_queue(dev); | |
2941 | return 0; | |
2942 | } | |
2943 | ||
2944 | EXPORT_SYMBOL(reset_airo_card); | |
2945 | ||
2946 | static void airo_send_event(struct net_device *dev) { | |
faf3994a | 2947 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2948 | union iwreq_data wrqu; |
2949 | StatusRid status_rid; | |
2950 | ||
3c304956 | 2951 | clear_bit(JOB_EVENT, &ai->jobs); |
1da177e4 LT |
2952 | PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0); |
2953 | up(&ai->sem); | |
2954 | wrqu.data.length = 0; | |
2955 | wrqu.data.flags = 0; | |
2956 | memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN); | |
2957 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; | |
2958 | ||
2959 | /* Send event to user space */ | |
2960 | wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); | |
2961 | } | |
2962 | ||
9e75af30 DW |
2963 | static void airo_process_scan_results (struct airo_info *ai) { |
2964 | union iwreq_data wrqu; | |
3c304956 | 2965 | BSSListRid bss; |
9e75af30 DW |
2966 | int rc; |
2967 | BSSListElement * loop_net; | |
2968 | BSSListElement * tmp_net; | |
2969 | ||
2970 | /* Blow away current list of scan results */ | |
2971 | list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) { | |
2972 | list_move_tail (&loop_net->list, &ai->network_free_list); | |
2973 | /* Don't blow away ->list, just BSS data */ | |
2974 | memset (loop_net, 0, sizeof (loop_net->bss)); | |
2975 | } | |
2976 | ||
2977 | /* Try to read the first entry of the scan result */ | |
3c304956 | 2978 | rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0); |
17e70491 | 2979 | if((rc) || (bss.index == cpu_to_le16(0xffff))) { |
9e75af30 DW |
2980 | /* No scan results */ |
2981 | goto out; | |
2982 | } | |
2983 | ||
2984 | /* Read and parse all entries */ | |
2985 | tmp_net = NULL; | |
17e70491 | 2986 | while((!rc) && (bss.index != cpu_to_le16(0xffff))) { |
9e75af30 DW |
2987 | /* Grab a network off the free list */ |
2988 | if (!list_empty(&ai->network_free_list)) { | |
2989 | tmp_net = list_entry(ai->network_free_list.next, | |
2990 | BSSListElement, list); | |
2991 | list_del(ai->network_free_list.next); | |
2992 | } | |
2993 | ||
2994 | if (tmp_net != NULL) { | |
3c304956 | 2995 | memcpy(tmp_net, &bss, sizeof(tmp_net->bss)); |
9e75af30 DW |
2996 | list_add_tail(&tmp_net->list, &ai->network_list); |
2997 | tmp_net = NULL; | |
2998 | } | |
2999 | ||
3000 | /* Read next entry */ | |
3c304956 DW |
3001 | rc = PC4500_readrid(ai, ai->bssListNext, |
3002 | &bss, ai->bssListRidLen, 0); | |
9e75af30 DW |
3003 | } |
3004 | ||
3005 | out: | |
3006 | ai->scan_timeout = 0; | |
3c304956 | 3007 | clear_bit(JOB_SCAN_RESULTS, &ai->jobs); |
9e75af30 DW |
3008 | up(&ai->sem); |
3009 | ||
3010 | /* Send an empty event to user space. | |
3011 | * We don't send the received data on | |
3012 | * the event because it would require | |
3013 | * us to do complex transcoding, and | |
3014 | * we want to minimise the work done in | |
3015 | * the irq handler. Use a request to | |
3016 | * extract the data - Jean II */ | |
3017 | wrqu.data.length = 0; | |
3018 | wrqu.data.flags = 0; | |
3019 | wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL); | |
3020 | } | |
3021 | ||
1da177e4 LT |
3022 | static int airo_thread(void *data) { |
3023 | struct net_device *dev = data; | |
faf3994a | 3024 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 3025 | int locked; |
83144186 RW |
3026 | |
3027 | set_freezable(); | |
1da177e4 | 3028 | while(1) { |
1da177e4 | 3029 | /* make swsusp happy with our thread */ |
3e1d1d28 | 3030 | try_to_freeze(); |
1da177e4 | 3031 | |
3c304956 | 3032 | if (test_bit(JOB_DIE, &ai->jobs)) |
1da177e4 LT |
3033 | break; |
3034 | ||
3c304956 | 3035 | if (ai->jobs) { |
1da177e4 LT |
3036 | locked = down_interruptible(&ai->sem); |
3037 | } else { | |
3038 | wait_queue_t wait; | |
3039 | ||
3040 | init_waitqueue_entry(&wait, current); | |
3041 | add_wait_queue(&ai->thr_wait, &wait); | |
3042 | for (;;) { | |
3043 | set_current_state(TASK_INTERRUPTIBLE); | |
3c304956 | 3044 | if (ai->jobs) |
1da177e4 | 3045 | break; |
9e75af30 DW |
3046 | if (ai->expires || ai->scan_timeout) { |
3047 | if (ai->scan_timeout && | |
3048 | time_after_eq(jiffies,ai->scan_timeout)){ | |
3c304956 | 3049 | set_bit(JOB_SCAN_RESULTS, &ai->jobs); |
9e75af30 DW |
3050 | break; |
3051 | } else if (ai->expires && | |
3052 | time_after_eq(jiffies,ai->expires)){ | |
3c304956 | 3053 | set_bit(JOB_AUTOWEP, &ai->jobs); |
1da177e4 LT |
3054 | break; |
3055 | } | |
5bb85f18 DK |
3056 | if (!kthread_should_stop() && |
3057 | !freezing(current)) { | |
9e75af30 DW |
3058 | unsigned long wake_at; |
3059 | if (!ai->expires || !ai->scan_timeout) { | |
3060 | wake_at = max(ai->expires, | |
3061 | ai->scan_timeout); | |
3062 | } else { | |
3063 | wake_at = min(ai->expires, | |
3064 | ai->scan_timeout); | |
3065 | } | |
3066 | schedule_timeout(wake_at - jiffies); | |
1da177e4 LT |
3067 | continue; |
3068 | } | |
5bb85f18 DK |
3069 | } else if (!kthread_should_stop() && |
3070 | !freezing(current)) { | |
1da177e4 LT |
3071 | schedule(); |
3072 | continue; | |
3073 | } | |
3074 | break; | |
3075 | } | |
3076 | current->state = TASK_RUNNING; | |
3077 | remove_wait_queue(&ai->thr_wait, &wait); | |
3078 | locked = 1; | |
3079 | } | |
3080 | ||
3081 | if (locked) | |
3082 | continue; | |
3083 | ||
3c304956 | 3084 | if (test_bit(JOB_DIE, &ai->jobs)) { |
1da177e4 LT |
3085 | up(&ai->sem); |
3086 | break; | |
3087 | } | |
3088 | ||
ca078bae | 3089 | if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) { |
1da177e4 LT |
3090 | up(&ai->sem); |
3091 | continue; | |
3092 | } | |
3093 | ||
3c304956 | 3094 | if (test_bit(JOB_XMIT, &ai->jobs)) |
1da177e4 | 3095 | airo_end_xmit(dev); |
3c304956 | 3096 | else if (test_bit(JOB_XMIT11, &ai->jobs)) |
1da177e4 | 3097 | airo_end_xmit11(dev); |
3c304956 | 3098 | else if (test_bit(JOB_STATS, &ai->jobs)) |
5d9276da | 3099 | airo_read_stats(dev); |
3c304956 | 3100 | else if (test_bit(JOB_WSTATS, &ai->jobs)) |
1da177e4 | 3101 | airo_read_wireless_stats(ai); |
3c304956 | 3102 | else if (test_bit(JOB_PROMISC, &ai->jobs)) |
1da177e4 | 3103 | airo_set_promisc(ai); |
3c304956 | 3104 | else if (test_bit(JOB_MIC, &ai->jobs)) |
1da177e4 | 3105 | micinit(ai); |
3c304956 | 3106 | else if (test_bit(JOB_EVENT, &ai->jobs)) |
1da177e4 | 3107 | airo_send_event(dev); |
3c304956 | 3108 | else if (test_bit(JOB_AUTOWEP, &ai->jobs)) |
1da177e4 | 3109 | timer_func(dev); |
3c304956 | 3110 | else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs)) |
9e75af30 DW |
3111 | airo_process_scan_results(ai); |
3112 | else /* Shouldn't get here, but we make sure to unlock */ | |
3113 | up(&ai->sem); | |
1da177e4 | 3114 | } |
3b4c7d64 SB |
3115 | |
3116 | return 0; | |
1da177e4 LT |
3117 | } |
3118 | ||
0300b332 AV |
3119 | static int header_len(__le16 ctl) |
3120 | { | |
3121 | u16 fc = le16_to_cpu(ctl); | |
3122 | switch (fc & 0xc) { | |
3123 | case 4: | |
3124 | if ((fc & 0xe0) == 0xc0) | |
3125 | return 10; /* one-address control packet */ | |
3126 | return 16; /* two-address control packet */ | |
3127 | case 8: | |
3128 | if ((fc & 0x300) == 0x300) | |
3129 | return 30; /* WDS packet */ | |
3130 | } | |
3131 | return 24; | |
3132 | } | |
3133 | ||
f55d4517 | 3134 | static void airo_handle_cisco_mic(struct airo_info *ai) |
28fc1f5a | 3135 | { |
f55d4517 DW |
3136 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) { |
3137 | set_bit(JOB_MIC, &ai->jobs); | |
3138 | wake_up_interruptible(&ai->thr_wait); | |
3139 | } | |
3140 | } | |
3141 | ||
3142 | /* Airo Status codes */ | |
3143 | #define STAT_NOBEACON 0x8000 /* Loss of sync - missed beacons */ | |
3144 | #define STAT_MAXRETRIES 0x8001 /* Loss of sync - max retries */ | |
3145 | #define STAT_MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/ | |
3146 | #define STAT_FORCELOSS 0x8003 /* Loss of sync - host request */ | |
3147 | #define STAT_TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */ | |
3148 | #define STAT_DEAUTH 0x8100 /* low byte is 802.11 reason code */ | |
3149 | #define STAT_DISASSOC 0x8200 /* low byte is 802.11 reason code */ | |
3150 | #define STAT_ASSOC_FAIL 0x8400 /* low byte is 802.11 reason code */ | |
3151 | #define STAT_AUTH_FAIL 0x0300 /* low byte is 802.11 reason code */ | |
3152 | #define STAT_ASSOC 0x0400 /* Associated */ | |
3153 | #define STAT_REASSOC 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */ | |
3154 | ||
3155 | static void airo_print_status(const char *devname, u16 status) | |
3156 | { | |
3157 | u8 reason = status & 0xFF; | |
3158 | ||
3159 | switch (status) { | |
3160 | case STAT_NOBEACON: | |
3161 | airo_print_dbg(devname, "link lost (missed beacons)"); | |
3162 | break; | |
3163 | case STAT_MAXRETRIES: | |
3164 | case STAT_MAXARL: | |
3165 | airo_print_dbg(devname, "link lost (max retries)"); | |
3166 | break; | |
3167 | case STAT_FORCELOSS: | |
3168 | airo_print_dbg(devname, "link lost (local choice)"); | |
3169 | break; | |
3170 | case STAT_TSFSYNC: | |
3171 | airo_print_dbg(devname, "link lost (TSF sync lost)"); | |
3172 | break; | |
3173 | case STAT_DEAUTH: | |
3174 | airo_print_dbg(devname, "deauthenticated (reason: %d)", reason); | |
3175 | break; | |
3176 | case STAT_DISASSOC: | |
3177 | airo_print_dbg(devname, "disassociated (reason: %d)", reason); | |
3178 | break; | |
3179 | case STAT_ASSOC_FAIL: | |
3180 | airo_print_dbg(devname, "association failed (reason: %d)", | |
3181 | reason); | |
3182 | break; | |
3183 | case STAT_AUTH_FAIL: | |
3184 | airo_print_dbg(devname, "authentication failed (reason: %d)", | |
3185 | reason); | |
3186 | break; | |
3187 | default: | |
3188 | break; | |
3189 | } | |
3190 | } | |
3191 | ||
3192 | static void airo_handle_link(struct airo_info *ai) | |
3193 | { | |
3194 | union iwreq_data wrqu; | |
3195 | int scan_forceloss = 0; | |
1da177e4 | 3196 | u16 status; |
f55d4517 DW |
3197 | |
3198 | /* Get new status and acknowledge the link change */ | |
3199 | status = le16_to_cpu(IN4500(ai, LINKSTAT)); | |
3200 | OUT4500(ai, EVACK, EV_LINK); | |
3201 | ||
3202 | if ((status == STAT_FORCELOSS) && (ai->scan_timeout > 0)) | |
3203 | scan_forceloss = 1; | |
3204 | ||
3205 | airo_print_status(ai->dev->name, status); | |
3206 | ||
3207 | if ((status == STAT_ASSOC) || (status == STAT_REASSOC)) { | |
3208 | if (auto_wep) | |
3209 | ai->expires = 0; | |
3210 | if (ai->list_bss_task) | |
3211 | wake_up_process(ai->list_bss_task); | |
3212 | set_bit(FLAG_UPDATE_UNI, &ai->flags); | |
3213 | set_bit(FLAG_UPDATE_MULTI, &ai->flags); | |
3214 | ||
3215 | if (down_trylock(&ai->sem) != 0) { | |
3216 | set_bit(JOB_EVENT, &ai->jobs); | |
3217 | wake_up_interruptible(&ai->thr_wait); | |
3218 | } else | |
3219 | airo_send_event(ai->dev); | |
3220 | } else if (!scan_forceloss) { | |
3221 | if (auto_wep && !ai->expires) { | |
3222 | ai->expires = RUN_AT(3*HZ); | |
3223 | wake_up_interruptible(&ai->thr_wait); | |
3224 | } | |
3225 | ||
3226 | /* Send event to user space */ | |
3227 | memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN); | |
3228 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; | |
3229 | wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL); | |
3230 | } | |
3231 | } | |
3232 | ||
3233 | static void airo_handle_rx(struct airo_info *ai) | |
3234 | { | |
3235 | struct sk_buff *skb = NULL; | |
3236 | __le16 fc, v, *buffer, tmpbuf[4]; | |
3237 | u16 len, hdrlen = 0, gap, fid; | |
3238 | struct rx_hdr hdr; | |
3239 | int success = 0; | |
3240 | ||
3241 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
3242 | if (test_bit(FLAG_802_11, &ai->flags)) | |
3243 | mpi_receive_802_11(ai); | |
3244 | else | |
3245 | mpi_receive_802_3(ai); | |
3246 | OUT4500(ai, EVACK, EV_RX); | |
3247 | return; | |
3248 | } | |
3249 | ||
3250 | fid = IN4500(ai, RXFID); | |
3251 | ||
3252 | /* Get the packet length */ | |
3253 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3254 | bap_setup (ai, fid, 4, BAP0); | |
3255 | bap_read (ai, (__le16*)&hdr, sizeof(hdr), BAP0); | |
3256 | /* Bad CRC. Ignore packet */ | |
3257 | if (le16_to_cpu(hdr.status) & 2) | |
3258 | hdr.len = 0; | |
3259 | if (ai->wifidev == NULL) | |
3260 | hdr.len = 0; | |
3261 | } else { | |
3262 | bap_setup(ai, fid, 0x36, BAP0); | |
3263 | bap_read(ai, &hdr.len, 2, BAP0); | |
3264 | } | |
3265 | len = le16_to_cpu(hdr.len); | |
3266 | ||
3267 | if (len > AIRO_DEF_MTU) { | |
3268 | airo_print_err(ai->dev->name, "Bad size %d", len); | |
3269 | goto done; | |
3270 | } | |
3271 | if (len == 0) | |
3272 | goto done; | |
3273 | ||
3274 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3275 | bap_read(ai, &fc, sizeof (fc), BAP0); | |
3276 | hdrlen = header_len(fc); | |
3277 | } else | |
3278 | hdrlen = ETH_ALEN * 2; | |
3279 | ||
3280 | skb = dev_alloc_skb(len + hdrlen + 2 + 2); | |
3281 | if (!skb) { | |
3282 | ai->dev->stats.rx_dropped++; | |
3283 | goto done; | |
3284 | } | |
3285 | ||
3286 | skb_reserve(skb, 2); /* This way the IP header is aligned */ | |
3287 | buffer = (__le16 *) skb_put(skb, len + hdrlen); | |
3288 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3289 | buffer[0] = fc; | |
3290 | bap_read(ai, buffer + 1, hdrlen - 2, BAP0); | |
3291 | if (hdrlen == 24) | |
3292 | bap_read(ai, tmpbuf, 6, BAP0); | |
3293 | ||
3294 | bap_read(ai, &v, sizeof(v), BAP0); | |
3295 | gap = le16_to_cpu(v); | |
3296 | if (gap) { | |
3297 | if (gap <= 8) { | |
3298 | bap_read(ai, tmpbuf, gap, BAP0); | |
3299 | } else { | |
3300 | airo_print_err(ai->dev->name, "gaplen too " | |
3301 | "big. Problems will follow..."); | |
3302 | } | |
3303 | } | |
3304 | bap_read(ai, buffer + hdrlen/2, len, BAP0); | |
3305 | } else { | |
3306 | MICBuffer micbuf; | |
3307 | ||
3308 | bap_read(ai, buffer, ETH_ALEN * 2, BAP0); | |
3309 | if (ai->micstats.enabled) { | |
3310 | bap_read(ai, (__le16 *) &micbuf, sizeof (micbuf), BAP0); | |
3311 | if (ntohs(micbuf.typelen) > 0x05DC) | |
3312 | bap_setup(ai, fid, 0x44, BAP0); | |
3313 | else { | |
3314 | if (len <= sizeof (micbuf)) { | |
3315 | dev_kfree_skb_irq(skb); | |
3316 | goto done; | |
3317 | } | |
3318 | ||
3319 | len -= sizeof(micbuf); | |
3320 | skb_trim(skb, len + hdrlen); | |
3321 | } | |
3322 | } | |
3323 | ||
3324 | bap_read(ai, buffer + ETH_ALEN, len, BAP0); | |
3325 | if (decapsulate(ai, &micbuf, (etherHead*) buffer, len)) | |
3326 | dev_kfree_skb_irq (skb); | |
3327 | else | |
3328 | success = 1; | |
3329 | } | |
3330 | ||
3331 | #ifdef WIRELESS_SPY | |
3332 | if (success && (ai->spy_data.spy_number > 0)) { | |
3333 | char *sa; | |
3334 | struct iw_quality wstats; | |
3335 | ||
3336 | /* Prepare spy data : addr + qual */ | |
3337 | if (!test_bit(FLAG_802_11, &ai->flags)) { | |
3338 | sa = (char *) buffer + 6; | |
3339 | bap_setup(ai, fid, 8, BAP0); | |
3340 | bap_read(ai, (__le16 *) hdr.rssi, 2, BAP0); | |
3341 | } else | |
3342 | sa = (char *) buffer + 10; | |
3343 | wstats.qual = hdr.rssi[0]; | |
3344 | if (ai->rssi) | |
3345 | wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm; | |
3346 | else | |
3347 | wstats.level = (hdr.rssi[1] + 321) / 2; | |
3348 | wstats.noise = ai->wstats.qual.noise; | |
3349 | wstats.updated = IW_QUAL_LEVEL_UPDATED | |
3350 | | IW_QUAL_QUAL_UPDATED | |
3351 | | IW_QUAL_DBM; | |
3352 | /* Update spy records */ | |
3353 | wireless_spy_update(ai->dev, sa, &wstats); | |
3354 | } | |
3355 | #endif /* WIRELESS_SPY */ | |
3356 | ||
3357 | done: | |
3358 | OUT4500(ai, EVACK, EV_RX); | |
3359 | ||
3360 | if (success) { | |
3361 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3362 | skb_reset_mac_header(skb); | |
3363 | skb->pkt_type = PACKET_OTHERHOST; | |
3364 | skb->dev = ai->wifidev; | |
3365 | skb->protocol = htons(ETH_P_802_2); | |
3366 | } else | |
3367 | skb->protocol = eth_type_trans(skb, ai->dev); | |
3368 | skb->ip_summed = CHECKSUM_NONE; | |
3369 | ||
3370 | netif_rx(skb); | |
3371 | } | |
3372 | } | |
3373 | ||
3374 | static void airo_handle_tx(struct airo_info *ai, u16 status) | |
3375 | { | |
3376 | int i, len = 0, index = -1; | |
1da177e4 | 3377 | u16 fid; |
f55d4517 DW |
3378 | |
3379 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
3380 | unsigned long flags; | |
3381 | ||
3382 | if (status & EV_TXEXC) | |
3383 | get_tx_error(ai, -1); | |
3384 | ||
3385 | spin_lock_irqsave(&ai->aux_lock, flags); | |
3386 | if (!skb_queue_empty(&ai->txq)) { | |
3387 | spin_unlock_irqrestore(&ai->aux_lock,flags); | |
3388 | mpi_send_packet(ai->dev); | |
3389 | } else { | |
3390 | clear_bit(FLAG_PENDING_XMIT, &ai->flags); | |
3391 | spin_unlock_irqrestore(&ai->aux_lock,flags); | |
3392 | netif_wake_queue(ai->dev); | |
3393 | } | |
3394 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC)); | |
3395 | return; | |
3396 | } | |
3397 | ||
3398 | fid = IN4500(ai, TXCOMPLFID); | |
3399 | ||
3400 | for(i = 0; i < MAX_FIDS; i++) { | |
3401 | if ((ai->fids[i] & 0xffff) == fid) { | |
3402 | len = ai->fids[i] >> 16; | |
3403 | index = i; | |
3404 | } | |
3405 | } | |
3406 | ||
3407 | if (index != -1) { | |
3408 | if (status & EV_TXEXC) | |
3409 | get_tx_error(ai, index); | |
3410 | ||
3411 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXEXC)); | |
3412 | ||
3413 | /* Set up to be used again */ | |
3414 | ai->fids[index] &= 0xffff; | |
3415 | if (index < MAX_FIDS / 2) { | |
3416 | if (!test_bit(FLAG_PENDING_XMIT, &ai->flags)) | |
3417 | netif_wake_queue(ai->dev); | |
3418 | } else { | |
3419 | if (!test_bit(FLAG_PENDING_XMIT11, &ai->flags)) | |
3420 | netif_wake_queue(ai->wifidev); | |
3421 | } | |
3422 | } else { | |
3423 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC)); | |
3424 | airo_print_err(ai->dev->name, "Unallocated FID was used to xmit"); | |
3425 | } | |
3426 | } | |
3427 | ||
3428 | static irqreturn_t airo_interrupt(int irq, void *dev_id) | |
3429 | { | |
3430 | struct net_device *dev = dev_id; | |
3431 | u16 status, savedInterrupts = 0; | |
3432 | struct airo_info *ai = dev->ml_priv; | |
1da177e4 LT |
3433 | int handled = 0; |
3434 | ||
3435 | if (!netif_device_present(dev)) | |
3436 | return IRQ_NONE; | |
3437 | ||
3438 | for (;;) { | |
f55d4517 DW |
3439 | status = IN4500(ai, EVSTAT); |
3440 | if (!(status & STATUS_INTS) || (status == 0xffff)) | |
3441 | break; | |
1da177e4 LT |
3442 | |
3443 | handled = 1; | |
3444 | ||
f55d4517 DW |
3445 | if (status & EV_AWAKE) { |
3446 | OUT4500(ai, EVACK, EV_AWAKE); | |
3447 | OUT4500(ai, EVACK, EV_AWAKE); | |
1da177e4 LT |
3448 | } |
3449 | ||
3450 | if (!savedInterrupts) { | |
f55d4517 DW |
3451 | savedInterrupts = IN4500(ai, EVINTEN); |
3452 | OUT4500(ai, EVINTEN, 0); | |
1da177e4 LT |
3453 | } |
3454 | ||
f55d4517 DW |
3455 | if (status & EV_MIC) { |
3456 | OUT4500(ai, EVACK, EV_MIC); | |
3457 | airo_handle_cisco_mic(ai); | |
1da177e4 | 3458 | } |
1da177e4 | 3459 | |
f55d4517 DW |
3460 | if (status & EV_LINK) { |
3461 | /* Link status changed */ | |
3462 | airo_handle_link(ai); | |
1da177e4 LT |
3463 | } |
3464 | ||
3465 | /* Check to see if there is something to receive */ | |
f55d4517 DW |
3466 | if (status & EV_RX) |
3467 | airo_handle_rx(ai); | |
1da177e4 LT |
3468 | |
3469 | /* Check to see if a packet has been transmitted */ | |
f55d4517 DW |
3470 | if (status & (EV_TX | EV_TXCPY | EV_TXEXC)) |
3471 | airo_handle_tx(ai, status); | |
1da177e4 | 3472 | |
f55d4517 DW |
3473 | if ( status & ~STATUS_INTS & ~IGNORE_INTS ) { |
3474 | airo_print_warn(ai->dev->name, "Got weird status %x", | |
1da177e4 | 3475 | status & ~STATUS_INTS & ~IGNORE_INTS ); |
f55d4517 | 3476 | } |
1da177e4 LT |
3477 | } |
3478 | ||
3479 | if (savedInterrupts) | |
f55d4517 | 3480 | OUT4500(ai, EVINTEN, savedInterrupts); |
1da177e4 | 3481 | |
1da177e4 LT |
3482 | return IRQ_RETVAL(handled); |
3483 | } | |
3484 | ||
3485 | /* | |
3486 | * Routines to talk to the card | |
3487 | */ | |
3488 | ||
3489 | /* | |
3490 | * This was originally written for the 4500, hence the name | |
3491 | * NOTE: If use with 8bit mode and SMP bad things will happen! | |
3492 | * Why would some one do 8 bit IO in an SMP machine?!? | |
3493 | */ | |
3494 | static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) { | |
3495 | if (test_bit(FLAG_MPI,&ai->flags)) | |
3496 | reg <<= 1; | |
3497 | if ( !do8bitIO ) | |
3498 | outw( val, ai->dev->base_addr + reg ); | |
3499 | else { | |
3500 | outb( val & 0xff, ai->dev->base_addr + reg ); | |
3501 | outb( val >> 8, ai->dev->base_addr + reg + 1 ); | |
3502 | } | |
3503 | } | |
3504 | ||
3505 | static u16 IN4500( struct airo_info *ai, u16 reg ) { | |
3506 | unsigned short rc; | |
3507 | ||
3508 | if (test_bit(FLAG_MPI,&ai->flags)) | |
3509 | reg <<= 1; | |
3510 | if ( !do8bitIO ) | |
3511 | rc = inw( ai->dev->base_addr + reg ); | |
3512 | else { | |
3513 | rc = inb( ai->dev->base_addr + reg ); | |
3514 | rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8; | |
3515 | } | |
3516 | return rc; | |
3517 | } | |
3518 | ||
175ec1a1 MS |
3519 | static int enable_MAC(struct airo_info *ai, int lock) |
3520 | { | |
1da177e4 | 3521 | int rc; |
175ec1a1 MS |
3522 | Cmd cmd; |
3523 | Resp rsp; | |
1da177e4 LT |
3524 | |
3525 | /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions | |
3526 | * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down" | |
3527 | * Note : we could try to use !netif_running(dev) in enable_MAC() | |
3528 | * instead of this flag, but I don't trust it *within* the | |
3529 | * open/close functions, and testing both flags together is | |
3530 | * "cheaper" - Jean II */ | |
3531 | if (ai->flags & FLAG_RADIO_MASK) return SUCCESS; | |
3532 | ||
3533 | if (lock && down_interruptible(&ai->sem)) | |
3534 | return -ERESTARTSYS; | |
3535 | ||
3536 | if (!test_bit(FLAG_ENABLED, &ai->flags)) { | |
3537 | memset(&cmd, 0, sizeof(cmd)); | |
3538 | cmd.cmd = MAC_ENABLE; | |
175ec1a1 | 3539 | rc = issuecommand(ai, &cmd, &rsp); |
1da177e4 LT |
3540 | if (rc == SUCCESS) |
3541 | set_bit(FLAG_ENABLED, &ai->flags); | |
3542 | } else | |
3543 | rc = SUCCESS; | |
3544 | ||
3545 | if (lock) | |
3546 | up(&ai->sem); | |
3547 | ||
3548 | if (rc) | |
175ec1a1 MS |
3549 | airo_print_err(ai->dev->name, "Cannot enable MAC"); |
3550 | else if ((rsp.status & 0xFF00) != 0) { | |
3551 | airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, " | |
3552 | "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2); | |
3553 | rc = ERROR; | |
3554 | } | |
1da177e4 LT |
3555 | return rc; |
3556 | } | |
3557 | ||
3558 | static void disable_MAC( struct airo_info *ai, int lock ) { | |
3559 | Cmd cmd; | |
3560 | Resp rsp; | |
3561 | ||
3562 | if (lock && down_interruptible(&ai->sem)) | |
3563 | return; | |
3564 | ||
3565 | if (test_bit(FLAG_ENABLED, &ai->flags)) { | |
3566 | memset(&cmd, 0, sizeof(cmd)); | |
3567 | cmd.cmd = MAC_DISABLE; // disable in case already enabled | |
3568 | issuecommand(ai, &cmd, &rsp); | |
3569 | clear_bit(FLAG_ENABLED, &ai->flags); | |
3570 | } | |
3571 | if (lock) | |
3572 | up(&ai->sem); | |
3573 | } | |
3574 | ||
3575 | static void enable_interrupts( struct airo_info *ai ) { | |
3576 | /* Enable the interrupts */ | |
3577 | OUT4500( ai, EVINTEN, STATUS_INTS ); | |
3578 | } | |
3579 | ||
3580 | static void disable_interrupts( struct airo_info *ai ) { | |
3581 | OUT4500( ai, EVINTEN, 0 ); | |
3582 | } | |
3583 | ||
3584 | static void mpi_receive_802_3(struct airo_info *ai) | |
3585 | { | |
3586 | RxFid rxd; | |
3587 | int len = 0; | |
3588 | struct sk_buff *skb; | |
3589 | char *buffer; | |
1da177e4 LT |
3590 | int off = 0; |
3591 | MICBuffer micbuf; | |
1da177e4 LT |
3592 | |
3593 | memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd)); | |
3594 | /* Make sure we got something */ | |
3595 | if (rxd.rdy && rxd.valid == 0) { | |
3596 | len = rxd.len + 12; | |
3597 | if (len < 12 || len > 2048) | |
3598 | goto badrx; | |
3599 | ||
3600 | skb = dev_alloc_skb(len); | |
3601 | if (!skb) { | |
5d9276da | 3602 | ai->dev->stats.rx_dropped++; |
1da177e4 LT |
3603 | goto badrx; |
3604 | } | |
3605 | buffer = skb_put(skb,len); | |
1da177e4 LT |
3606 | memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2); |
3607 | if (ai->micstats.enabled) { | |
3608 | memcpy(&micbuf, | |
3609 | ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2, | |
3610 | sizeof(micbuf)); | |
3611 | if (ntohs(micbuf.typelen) <= 0x05DC) { | |
3612 | if (len <= sizeof(micbuf) + ETH_ALEN * 2) | |
3613 | goto badmic; | |
3614 | ||
3615 | off = sizeof(micbuf); | |
3616 | skb_trim (skb, len - off); | |
3617 | } | |
3618 | } | |
3619 | memcpy(buffer + ETH_ALEN * 2, | |
3620 | ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off, | |
3621 | len - ETH_ALEN * 2 - off); | |
3622 | if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) { | |
3623 | badmic: | |
3624 | dev_kfree_skb_irq (skb); | |
3625 | goto badrx; | |
3626 | } | |
1da177e4 LT |
3627 | #ifdef WIRELESS_SPY |
3628 | if (ai->spy_data.spy_number > 0) { | |
3629 | char *sa; | |
3630 | struct iw_quality wstats; | |
3631 | /* Prepare spy data : addr + qual */ | |
3632 | sa = buffer + ETH_ALEN; | |
3633 | wstats.qual = 0; /* XXX Where do I get that info from ??? */ | |
3634 | wstats.level = 0; | |
3635 | wstats.updated = 0; | |
3636 | /* Update spy records */ | |
3637 | wireless_spy_update(ai->dev, sa, &wstats); | |
3638 | } | |
3639 | #endif /* WIRELESS_SPY */ | |
3640 | ||
1da177e4 LT |
3641 | skb->ip_summed = CHECKSUM_NONE; |
3642 | skb->protocol = eth_type_trans(skb, ai->dev); | |
1da177e4 LT |
3643 | netif_rx(skb); |
3644 | } | |
3645 | badrx: | |
3646 | if (rxd.valid == 0) { | |
3647 | rxd.valid = 1; | |
3648 | rxd.rdy = 0; | |
3649 | rxd.len = PKTSIZE; | |
3650 | memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd)); | |
3651 | } | |
3652 | } | |
3653 | ||
2ed5ba89 | 3654 | static void mpi_receive_802_11(struct airo_info *ai) |
1da177e4 LT |
3655 | { |
3656 | RxFid rxd; | |
3657 | struct sk_buff *skb = NULL; | |
0300b332 AV |
3658 | u16 len, hdrlen = 0; |
3659 | __le16 fc; | |
f55d4517 | 3660 | struct rx_hdr hdr; |
1da177e4 LT |
3661 | u16 gap; |
3662 | u16 *buffer; | |
f55d4517 | 3663 | char *ptr = ai->rxfids[0].virtual_host_addr + 4; |
1da177e4 LT |
3664 | |
3665 | memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd)); | |
3666 | memcpy ((char *)&hdr, ptr, sizeof(hdr)); | |
3667 | ptr += sizeof(hdr); | |
3668 | /* Bad CRC. Ignore packet */ | |
3669 | if (le16_to_cpu(hdr.status) & 2) | |
3670 | hdr.len = 0; | |
3671 | if (ai->wifidev == NULL) | |
3672 | hdr.len = 0; | |
3673 | len = le16_to_cpu(hdr.len); | |
15db2763 | 3674 | if (len > AIRO_DEF_MTU) { |
934d8bf1 | 3675 | airo_print_err(ai->dev->name, "Bad size %d", len); |
1da177e4 LT |
3676 | goto badrx; |
3677 | } | |
3678 | if (len == 0) | |
3679 | goto badrx; | |
3680 | ||
0300b332 AV |
3681 | fc = get_unaligned((__le16 *)ptr); |
3682 | hdrlen = header_len(fc); | |
1da177e4 LT |
3683 | |
3684 | skb = dev_alloc_skb( len + hdrlen + 2 ); | |
3685 | if ( !skb ) { | |
5d9276da | 3686 | ai->dev->stats.rx_dropped++; |
1da177e4 LT |
3687 | goto badrx; |
3688 | } | |
3689 | buffer = (u16*)skb_put (skb, len + hdrlen); | |
3690 | memcpy ((char *)buffer, ptr, hdrlen); | |
3691 | ptr += hdrlen; | |
3692 | if (hdrlen == 24) | |
3693 | ptr += 6; | |
533dd1b0 | 3694 | gap = get_unaligned_le16(ptr); |
593c2b9c | 3695 | ptr += sizeof(__le16); |
1da177e4 LT |
3696 | if (gap) { |
3697 | if (gap <= 8) | |
3698 | ptr += gap; | |
3699 | else | |
934d8bf1 DW |
3700 | airo_print_err(ai->dev->name, |
3701 | "gaplen too big. Problems will follow..."); | |
1da177e4 LT |
3702 | } |
3703 | memcpy ((char *)buffer + hdrlen, ptr, len); | |
3704 | ptr += len; | |
3705 | #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */ | |
3706 | if (ai->spy_data.spy_number > 0) { | |
3707 | char *sa; | |
3708 | struct iw_quality wstats; | |
3709 | /* Prepare spy data : addr + qual */ | |
3710 | sa = (char*)buffer + 10; | |
3711 | wstats.qual = hdr.rssi[0]; | |
3712 | if (ai->rssi) | |
3713 | wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm; | |
3714 | else | |
3715 | wstats.level = (hdr.rssi[1] + 321) / 2; | |
41480af2 DW |
3716 | wstats.noise = ai->wstats.qual.noise; |
3717 | wstats.updated = IW_QUAL_QUAL_UPDATED | |
3718 | | IW_QUAL_LEVEL_UPDATED | |
ce6623c3 | 3719 | | IW_QUAL_DBM; |
1da177e4 LT |
3720 | /* Update spy records */ |
3721 | wireless_spy_update(ai->dev, sa, &wstats); | |
3722 | } | |
3723 | #endif /* IW_WIRELESS_SPY */ | |
459a98ed | 3724 | skb_reset_mac_header(skb); |
1da177e4 LT |
3725 | skb->pkt_type = PACKET_OTHERHOST; |
3726 | skb->dev = ai->wifidev; | |
3727 | skb->protocol = htons(ETH_P_802_2); | |
1da177e4 LT |
3728 | skb->ip_summed = CHECKSUM_NONE; |
3729 | netif_rx( skb ); | |
f55d4517 | 3730 | |
1da177e4 LT |
3731 | badrx: |
3732 | if (rxd.valid == 0) { | |
3733 | rxd.valid = 1; | |
3734 | rxd.rdy = 0; | |
3735 | rxd.len = PKTSIZE; | |
3736 | memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd)); | |
3737 | } | |
3738 | } | |
3739 | ||
3740 | static u16 setup_card(struct airo_info *ai, u8 *mac, int lock) | |
3741 | { | |
3742 | Cmd cmd; | |
3743 | Resp rsp; | |
3744 | int status; | |
3745 | int i; | |
3746 | SsidRid mySsid; | |
4293ea33 | 3747 | __le16 lastindex; |
1da177e4 LT |
3748 | WepKeyRid wkr; |
3749 | int rc; | |
3750 | ||
3751 | memset( &mySsid, 0, sizeof( mySsid ) ); | |
b4558ea9 JJ |
3752 | kfree (ai->flash); |
3753 | ai->flash = NULL; | |
1da177e4 LT |
3754 | |
3755 | /* The NOP is the first step in getting the card going */ | |
3756 | cmd.cmd = NOP; | |
3757 | cmd.parm0 = cmd.parm1 = cmd.parm2 = 0; | |
3758 | if (lock && down_interruptible(&ai->sem)) | |
3759 | return ERROR; | |
3760 | if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) { | |
3761 | if (lock) | |
3762 | up(&ai->sem); | |
3763 | return ERROR; | |
3764 | } | |
3765 | disable_MAC( ai, 0); | |
3766 | ||
3767 | // Let's figure out if we need to use the AUX port | |
3768 | if (!test_bit(FLAG_MPI,&ai->flags)) { | |
3769 | cmd.cmd = CMD_ENABLEAUX; | |
3770 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) { | |
3771 | if (lock) | |
3772 | up(&ai->sem); | |
934d8bf1 | 3773 | airo_print_err(ai->dev->name, "Error checking for AUX port"); |
1da177e4 LT |
3774 | return ERROR; |
3775 | } | |
3776 | if (!aux_bap || rsp.status & 0xff00) { | |
3777 | ai->bap_read = fast_bap_read; | |
934d8bf1 | 3778 | airo_print_dbg(ai->dev->name, "Doing fast bap_reads"); |
1da177e4 LT |
3779 | } else { |
3780 | ai->bap_read = aux_bap_read; | |
934d8bf1 | 3781 | airo_print_dbg(ai->dev->name, "Doing AUX bap_reads"); |
1da177e4 LT |
3782 | } |
3783 | } | |
3784 | if (lock) | |
3785 | up(&ai->sem); | |
3786 | if (ai->config.len == 0) { | |
3787 | tdsRssiRid rssi_rid; | |
3788 | CapabilityRid cap_rid; | |
3789 | ||
b4558ea9 JJ |
3790 | kfree(ai->APList); |
3791 | ai->APList = NULL; | |
3792 | kfree(ai->SSID); | |
3793 | ai->SSID = NULL; | |
1da177e4 LT |
3794 | // general configuration (read/modify/write) |
3795 | status = readConfigRid(ai, lock); | |
3796 | if ( status != SUCCESS ) return ERROR; | |
3797 | ||
3798 | status = readCapabilityRid(ai, &cap_rid, lock); | |
3799 | if ( status != SUCCESS ) return ERROR; | |
3800 | ||
3801 | status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock); | |
3802 | if ( status == SUCCESS ) { | |
3803 | if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL) | |
41480af2 | 3804 | memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */ |
1da177e4 LT |
3805 | } |
3806 | else { | |
b4558ea9 JJ |
3807 | kfree(ai->rssi); |
3808 | ai->rssi = NULL; | |
56d81bd3 | 3809 | if (cap_rid.softCap & cpu_to_le16(8)) |
1da177e4 LT |
3810 | ai->config.rmode |= RXMODE_NORMALIZED_RSSI; |
3811 | else | |
934d8bf1 DW |
3812 | airo_print_warn(ai->dev->name, "unknown received signal " |
3813 | "level scale"); | |
1da177e4 LT |
3814 | } |
3815 | ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS; | |
3816 | ai->config.authType = AUTH_OPEN; | |
3817 | ai->config.modulation = MOD_CCK; | |
3818 | ||
56d81bd3 | 3819 | if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) && |
15617858 | 3820 | (cap_rid.extSoftCap & cpu_to_le16(1)) && |
56d81bd3 | 3821 | micsetup(ai) == SUCCESS) { |
1da177e4 LT |
3822 | ai->config.opmode |= MODE_MIC; |
3823 | set_bit(FLAG_MIC_CAPABLE, &ai->flags); | |
3824 | } | |
1da177e4 LT |
3825 | |
3826 | /* Save off the MAC */ | |
3827 | for( i = 0; i < ETH_ALEN; i++ ) { | |
3828 | mac[i] = ai->config.macAddr[i]; | |
3829 | } | |
3830 | ||
3831 | /* Check to see if there are any insmod configured | |
3832 | rates to add */ | |
3833 | if ( rates[0] ) { | |
3834 | int i = 0; | |
3835 | memset(ai->config.rates,0,sizeof(ai->config.rates)); | |
3836 | for( i = 0; i < 8 && rates[i]; i++ ) { | |
3837 | ai->config.rates[i] = rates[i]; | |
3838 | } | |
3839 | } | |
3840 | if ( basic_rate > 0 ) { | |
3841 | int i; | |
3842 | for( i = 0; i < 8; i++ ) { | |
3843 | if ( ai->config.rates[i] == basic_rate || | |
3844 | !ai->config.rates ) { | |
3845 | ai->config.rates[i] = basic_rate | 0x80; | |
3846 | break; | |
3847 | } | |
3848 | } | |
3849 | } | |
3850 | set_bit (FLAG_COMMIT, &ai->flags); | |
3851 | } | |
3852 | ||
3853 | /* Setup the SSIDs if present */ | |
3854 | if ( ssids[0] ) { | |
3855 | int i; | |
3856 | for( i = 0; i < 3 && ssids[i]; i++ ) { | |
0dd2212f AV |
3857 | size_t len = strlen(ssids[i]); |
3858 | if (len > 32) | |
3859 | len = 32; | |
3860 | mySsid.ssids[i].len = cpu_to_le16(len); | |
3861 | memcpy(mySsid.ssids[i].ssid, ssids[i], len); | |
1da177e4 | 3862 | } |
0dd2212f | 3863 | mySsid.len = cpu_to_le16(sizeof(mySsid)); |
1da177e4 LT |
3864 | } |
3865 | ||
3866 | status = writeConfigRid(ai, lock); | |
3867 | if ( status != SUCCESS ) return ERROR; | |
3868 | ||
3869 | /* Set up the SSID list */ | |
3870 | if ( ssids[0] ) { | |
3871 | status = writeSsidRid(ai, &mySsid, lock); | |
3872 | if ( status != SUCCESS ) return ERROR; | |
3873 | } | |
3874 | ||
175ec1a1 MS |
3875 | status = enable_MAC(ai, lock); |
3876 | if (status != SUCCESS) | |
1da177e4 | 3877 | return ERROR; |
1da177e4 LT |
3878 | |
3879 | /* Grab the initial wep key, we gotta save it for auto_wep */ | |
3880 | rc = readWepKeyRid(ai, &wkr, 1, lock); | |
3881 | if (rc == SUCCESS) do { | |
3882 | lastindex = wkr.kindex; | |
4293ea33 | 3883 | if (wkr.kindex == cpu_to_le16(0xffff)) { |
1da177e4 LT |
3884 | ai->defindex = wkr.mac[0]; |
3885 | } | |
3886 | rc = readWepKeyRid(ai, &wkr, 0, lock); | |
3887 | } while(lastindex != wkr.kindex); | |
3888 | ||
1c2b7db8 | 3889 | try_auto_wep(ai); |
1da177e4 LT |
3890 | |
3891 | return SUCCESS; | |
3892 | } | |
3893 | ||
3894 | static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) { | |
3895 | // Im really paranoid about letting it run forever! | |
3896 | int max_tries = 600000; | |
3897 | ||
3898 | if (IN4500(ai, EVSTAT) & EV_CMD) | |
3899 | OUT4500(ai, EVACK, EV_CMD); | |
3900 | ||
3901 | OUT4500(ai, PARAM0, pCmd->parm0); | |
3902 | OUT4500(ai, PARAM1, pCmd->parm1); | |
3903 | OUT4500(ai, PARAM2, pCmd->parm2); | |
3904 | OUT4500(ai, COMMAND, pCmd->cmd); | |
3905 | ||
3906 | while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) { | |
3907 | if ((IN4500(ai, COMMAND)) == pCmd->cmd) | |
3908 | // PC4500 didn't notice command, try again | |
3909 | OUT4500(ai, COMMAND, pCmd->cmd); | |
3910 | if (!in_atomic() && (max_tries & 255) == 0) | |
3911 | schedule(); | |
3912 | } | |
3913 | ||
3914 | if ( max_tries == -1 ) { | |
934d8bf1 DW |
3915 | airo_print_err(ai->dev->name, |
3916 | "Max tries exceeded when issueing command"); | |
1da177e4 LT |
3917 | if (IN4500(ai, COMMAND) & COMMAND_BUSY) |
3918 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); | |
3919 | return ERROR; | |
3920 | } | |
3921 | ||
3922 | // command completed | |
3923 | pRsp->status = IN4500(ai, STATUS); | |
3924 | pRsp->rsp0 = IN4500(ai, RESP0); | |
3925 | pRsp->rsp1 = IN4500(ai, RESP1); | |
3926 | pRsp->rsp2 = IN4500(ai, RESP2); | |
13dca9b8 RS |
3927 | if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET) |
3928 | airo_print_err(ai->dev->name, | |
3929 | "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x", | |
3930 | pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1, | |
3931 | pRsp->rsp2); | |
1da177e4 LT |
3932 | |
3933 | // clear stuck command busy if necessary | |
3934 | if (IN4500(ai, COMMAND) & COMMAND_BUSY) { | |
3935 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); | |
3936 | } | |
3937 | // acknowledge processing the status/response | |
3938 | OUT4500(ai, EVACK, EV_CMD); | |
3939 | ||
3940 | return SUCCESS; | |
3941 | } | |
3942 | ||
3943 | /* Sets up the bap to start exchange data. whichbap should | |
3944 | * be one of the BAP0 or BAP1 defines. Locks should be held before | |
3945 | * calling! */ | |
3946 | static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap ) | |
3947 | { | |
3948 | int timeout = 50; | |
3949 | int max_tries = 3; | |
3950 | ||
3951 | OUT4500(ai, SELECT0+whichbap, rid); | |
3952 | OUT4500(ai, OFFSET0+whichbap, offset); | |
3953 | while (1) { | |
3954 | int status = IN4500(ai, OFFSET0+whichbap); | |
3955 | if (status & BAP_BUSY) { | |
3956 | /* This isn't really a timeout, but its kinda | |
3957 | close */ | |
3958 | if (timeout--) { | |
3959 | continue; | |
3960 | } | |
3961 | } else if ( status & BAP_ERR ) { | |
3962 | /* invalid rid or offset */ | |
934d8bf1 | 3963 | airo_print_err(ai->dev->name, "BAP error %x %d", |
1da177e4 LT |
3964 | status, whichbap ); |
3965 | return ERROR; | |
3966 | } else if (status & BAP_DONE) { // success | |
3967 | return SUCCESS; | |
3968 | } | |
3969 | if ( !(max_tries--) ) { | |
934d8bf1 | 3970 | airo_print_err(ai->dev->name, |
1138c37b | 3971 | "BAP setup error too many retries\n"); |
1da177e4 LT |
3972 | return ERROR; |
3973 | } | |
3974 | // -- PC4500 missed it, try again | |
3975 | OUT4500(ai, SELECT0+whichbap, rid); | |
3976 | OUT4500(ai, OFFSET0+whichbap, offset); | |
3977 | timeout = 50; | |
3978 | } | |
3979 | } | |
3980 | ||
3981 | /* should only be called by aux_bap_read. This aux function and the | |
3982 | following use concepts not documented in the developers guide. I | |
3983 | got them from a patch given to my by Aironet */ | |
3984 | static u16 aux_setup(struct airo_info *ai, u16 page, | |
3985 | u16 offset, u16 *len) | |
3986 | { | |
3987 | u16 next; | |
3988 | ||
3989 | OUT4500(ai, AUXPAGE, page); | |
3990 | OUT4500(ai, AUXOFF, 0); | |
3991 | next = IN4500(ai, AUXDATA); | |
3992 | *len = IN4500(ai, AUXDATA)&0xff; | |
3993 | if (offset != 4) OUT4500(ai, AUXOFF, offset); | |
3994 | return next; | |
3995 | } | |
3996 | ||
3997 | /* requires call to bap_setup() first */ | |
b8c06bc1 | 3998 | static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst, |
1da177e4 LT |
3999 | int bytelen, int whichbap) |
4000 | { | |
4001 | u16 len; | |
4002 | u16 page; | |
4003 | u16 offset; | |
4004 | u16 next; | |
4005 | int words; | |
4006 | int i; | |
4007 | unsigned long flags; | |
4008 | ||
4009 | spin_lock_irqsave(&ai->aux_lock, flags); | |
4010 | page = IN4500(ai, SWS0+whichbap); | |
4011 | offset = IN4500(ai, SWS2+whichbap); | |
4012 | next = aux_setup(ai, page, offset, &len); | |
4013 | words = (bytelen+1)>>1; | |
4014 | ||
4015 | for (i=0; i<words;) { | |
4016 | int count; | |
4017 | count = (len>>1) < (words-i) ? (len>>1) : (words-i); | |
4018 | if ( !do8bitIO ) | |
4019 | insw( ai->dev->base_addr+DATA0+whichbap, | |
4020 | pu16Dst+i,count ); | |
4021 | else | |
4022 | insb( ai->dev->base_addr+DATA0+whichbap, | |
4023 | pu16Dst+i, count << 1 ); | |
4024 | i += count; | |
4025 | if (i<words) { | |
4026 | next = aux_setup(ai, next, 4, &len); | |
4027 | } | |
4028 | } | |
4029 | spin_unlock_irqrestore(&ai->aux_lock, flags); | |
4030 | return SUCCESS; | |
4031 | } | |
4032 | ||
4033 | ||
4034 | /* requires call to bap_setup() first */ | |
b8c06bc1 | 4035 | static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst, |
1da177e4 LT |
4036 | int bytelen, int whichbap) |
4037 | { | |
4038 | bytelen = (bytelen + 1) & (~1); // round up to even value | |
4039 | if ( !do8bitIO ) | |
4040 | insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 ); | |
4041 | else | |
4042 | insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen ); | |
4043 | return SUCCESS; | |
4044 | } | |
4045 | ||
4046 | /* requires call to bap_setup() first */ | |
b8c06bc1 | 4047 | static int bap_write(struct airo_info *ai, const __le16 *pu16Src, |
1da177e4 LT |
4048 | int bytelen, int whichbap) |
4049 | { | |
4050 | bytelen = (bytelen + 1) & (~1); // round up to even value | |
4051 | if ( !do8bitIO ) | |
4052 | outsw( ai->dev->base_addr+DATA0+whichbap, | |
4053 | pu16Src, bytelen>>1 ); | |
4054 | else | |
4055 | outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen ); | |
4056 | return SUCCESS; | |
4057 | } | |
4058 | ||
4059 | static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd) | |
4060 | { | |
4061 | Cmd cmd; /* for issuing commands */ | |
4062 | Resp rsp; /* response from commands */ | |
4063 | u16 status; | |
4064 | ||
4065 | memset(&cmd, 0, sizeof(cmd)); | |
4066 | cmd.cmd = accmd; | |
4067 | cmd.parm0 = rid; | |
4068 | status = issuecommand(ai, &cmd, &rsp); | |
4069 | if (status != 0) return status; | |
4070 | if ( (rsp.status & 0x7F00) != 0) { | |
4071 | return (accmd << 8) + (rsp.rsp0 & 0xFF); | |
4072 | } | |
4073 | return 0; | |
4074 | } | |
4075 | ||
4076 | /* Note, that we are using BAP1 which is also used by transmit, so | |
4077 | * we must get a lock. */ | |
4078 | static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock) | |
4079 | { | |
4080 | u16 status; | |
4081 | int rc = SUCCESS; | |
4082 | ||
4083 | if (lock) { | |
4084 | if (down_interruptible(&ai->sem)) | |
4085 | return ERROR; | |
4086 | } | |
4087 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
4088 | Cmd cmd; | |
4089 | Resp rsp; | |
4090 | ||
4091 | memset(&cmd, 0, sizeof(cmd)); | |
4092 | memset(&rsp, 0, sizeof(rsp)); | |
4093 | ai->config_desc.rid_desc.valid = 1; | |
4094 | ai->config_desc.rid_desc.len = RIDSIZE; | |
4095 | ai->config_desc.rid_desc.rid = 0; | |
4096 | ai->config_desc.rid_desc.host_addr = ai->ridbus; | |
4097 | ||
4098 | cmd.cmd = CMD_ACCESS; | |
4099 | cmd.parm0 = rid; | |
4100 | ||
4101 | memcpy_toio(ai->config_desc.card_ram_off, | |
4102 | &ai->config_desc.rid_desc, sizeof(Rid)); | |
4103 | ||
4104 | rc = issuecommand(ai, &cmd, &rsp); | |
4105 | ||
4106 | if (rsp.status & 0x7f00) | |
4107 | rc = rsp.rsp0; | |
4108 | if (!rc) | |
4109 | memcpy(pBuf, ai->config_desc.virtual_host_addr, len); | |
4110 | goto done; | |
4111 | } else { | |
4112 | if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) { | |
4113 | rc = status; | |
4114 | goto done; | |
4115 | } | |
4116 | if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) { | |
4117 | rc = ERROR; | |
4118 | goto done; | |
4119 | } | |
4120 | // read the rid length field | |
4121 | bap_read(ai, pBuf, 2, BAP1); | |
4122 | // length for remaining part of rid | |
593c2b9c | 4123 | len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2; |
1da177e4 LT |
4124 | |
4125 | if ( len <= 2 ) { | |
934d8bf1 DW |
4126 | airo_print_err(ai->dev->name, |
4127 | "Rid %x has a length of %d which is too short", | |
1da177e4 LT |
4128 | (int)rid, (int)len ); |
4129 | rc = ERROR; | |
4130 | goto done; | |
4131 | } | |
4132 | // read remainder of the rid | |
b8c06bc1 | 4133 | rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1); |
1da177e4 LT |
4134 | } |
4135 | done: | |
4136 | if (lock) | |
4137 | up(&ai->sem); | |
4138 | return rc; | |
4139 | } | |
4140 | ||
4141 | /* Note, that we are using BAP1 which is also used by transmit, so | |
4142 | * make sure this isnt called when a transmit is happening */ | |
4143 | static int PC4500_writerid(struct airo_info *ai, u16 rid, | |
4144 | const void *pBuf, int len, int lock) | |
4145 | { | |
4146 | u16 status; | |
4147 | int rc = SUCCESS; | |
4148 | ||
593c2b9c | 4149 | *(__le16*)pBuf = cpu_to_le16((u16)len); |
1da177e4 LT |
4150 | |
4151 | if (lock) { | |
4152 | if (down_interruptible(&ai->sem)) | |
4153 | return ERROR; | |
4154 | } | |
4155 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
4156 | Cmd cmd; | |
4157 | Resp rsp; | |
4158 | ||
f89b2321 | 4159 | if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid)) |
934d8bf1 DW |
4160 | airo_print_err(ai->dev->name, |
4161 | "%s: MAC should be disabled (rid=%04x)", | |
c94c93da | 4162 | __func__, rid); |
1da177e4 LT |
4163 | memset(&cmd, 0, sizeof(cmd)); |
4164 | memset(&rsp, 0, sizeof(rsp)); | |
4165 | ||
4166 | ai->config_desc.rid_desc.valid = 1; | |
4167 | ai->config_desc.rid_desc.len = *((u16 *)pBuf); | |
4168 | ai->config_desc.rid_desc.rid = 0; | |
4169 | ||
4170 | cmd.cmd = CMD_WRITERID; | |
4171 | cmd.parm0 = rid; | |
4172 | ||
4173 | memcpy_toio(ai->config_desc.card_ram_off, | |
4174 | &ai->config_desc.rid_desc, sizeof(Rid)); | |
4175 | ||
4176 | if (len < 4 || len > 2047) { | |
c94c93da | 4177 | airo_print_err(ai->dev->name, "%s: len=%d", __func__, len); |
1da177e4 LT |
4178 | rc = -1; |
4179 | } else { | |
4180 | memcpy((char *)ai->config_desc.virtual_host_addr, | |
4181 | pBuf, len); | |
4182 | ||
4183 | rc = issuecommand(ai, &cmd, &rsp); | |
4184 | if ((rc & 0xff00) != 0) { | |
934d8bf1 | 4185 | airo_print_err(ai->dev->name, "%s: Write rid Error %d", |
c94c93da | 4186 | __func__, rc); |
934d8bf1 | 4187 | airo_print_err(ai->dev->name, "%s: Cmd=%04x", |
c94c93da | 4188 | __func__, cmd.cmd); |
1da177e4 LT |
4189 | } |
4190 | ||
4191 | if ((rsp.status & 0x7f00)) | |
4192 | rc = rsp.rsp0; | |
4193 | } | |
4194 | } else { | |
4195 | // --- first access so that we can write the rid data | |
4196 | if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) { | |
4197 | rc = status; | |
4198 | goto done; | |
4199 | } | |
4200 | // --- now write the rid data | |
4201 | if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) { | |
4202 | rc = ERROR; | |
4203 | goto done; | |
4204 | } | |
4205 | bap_write(ai, pBuf, len, BAP1); | |
4206 | // ---now commit the rid data | |
4207 | rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS); | |
4208 | } | |
4209 | done: | |
4210 | if (lock) | |
4211 | up(&ai->sem); | |
4212 | return rc; | |
4213 | } | |
4214 | ||
4215 | /* Allocates a FID to be used for transmitting packets. We only use | |
4216 | one for now. */ | |
4217 | static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw) | |
4218 | { | |
4219 | unsigned int loop = 3000; | |
4220 | Cmd cmd; | |
4221 | Resp rsp; | |
4222 | u16 txFid; | |
593c2b9c | 4223 | __le16 txControl; |
1da177e4 LT |
4224 | |
4225 | cmd.cmd = CMD_ALLOCATETX; | |
4226 | cmd.parm0 = lenPayload; | |
4227 | if (down_interruptible(&ai->sem)) | |
4228 | return ERROR; | |
4229 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) { | |
4230 | txFid = ERROR; | |
4231 | goto done; | |
4232 | } | |
4233 | if ( (rsp.status & 0xFF00) != 0) { | |
4234 | txFid = ERROR; | |
4235 | goto done; | |
4236 | } | |
4237 | /* wait for the allocate event/indication | |
4238 | * It makes me kind of nervous that this can just sit here and spin, | |
4239 | * but in practice it only loops like four times. */ | |
4240 | while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop); | |
4241 | if (!loop) { | |
4242 | txFid = ERROR; | |
4243 | goto done; | |
4244 | } | |
4245 | ||
4246 | // get the allocated fid and acknowledge | |
4247 | txFid = IN4500(ai, TXALLOCFID); | |
4248 | OUT4500(ai, EVACK, EV_ALLOC); | |
4249 | ||
4250 | /* The CARD is pretty cool since it converts the ethernet packet | |
4251 | * into 802.11. Also note that we don't release the FID since we | |
4252 | * will be using the same one over and over again. */ | |
4253 | /* We only have to setup the control once since we are not | |
4254 | * releasing the fid. */ | |
4255 | if (raw) | |
4256 | txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11 | |
4257 | | TXCTL_ETHERNET | TXCTL_NORELEASE); | |
4258 | else | |
4259 | txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3 | |
4260 | | TXCTL_ETHERNET | TXCTL_NORELEASE); | |
4261 | if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS) | |
4262 | txFid = ERROR; | |
4263 | else | |
4264 | bap_write(ai, &txControl, sizeof(txControl), BAP1); | |
4265 | ||
4266 | done: | |
4267 | up(&ai->sem); | |
4268 | ||
4269 | return txFid; | |
4270 | } | |
4271 | ||
4272 | /* In general BAP1 is dedicated to transmiting packets. However, | |
4273 | since we need a BAP when accessing RIDs, we also use BAP1 for that. | |
4274 | Make sure the BAP1 spinlock is held when this is called. */ | |
4275 | static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket) | |
4276 | { | |
593c2b9c | 4277 | __le16 payloadLen; |
1da177e4 LT |
4278 | Cmd cmd; |
4279 | Resp rsp; | |
4280 | int miclen = 0; | |
4281 | u16 txFid = len; | |
4282 | MICBuffer pMic; | |
4283 | ||
4284 | len >>= 16; | |
4285 | ||
4286 | if (len <= ETH_ALEN * 2) { | |
934d8bf1 | 4287 | airo_print_warn(ai->dev->name, "Short packet %d", len); |
1da177e4 LT |
4288 | return ERROR; |
4289 | } | |
4290 | len -= ETH_ALEN * 2; | |
4291 | ||
1da177e4 | 4292 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled && |
593c2b9c | 4293 | (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) { |
1da177e4 LT |
4294 | if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS) |
4295 | return ERROR; | |
4296 | miclen = sizeof(pMic); | |
4297 | } | |
1da177e4 LT |
4298 | // packet is destination[6], source[6], payload[len-12] |
4299 | // write the payload length and dst/src/payload | |
4300 | if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR; | |
4301 | /* The hardware addresses aren't counted as part of the payload, so | |
4302 | * we have to subtract the 12 bytes for the addresses off */ | |
4303 | payloadLen = cpu_to_le16(len + miclen); | |
4304 | bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1); | |
b8c06bc1 | 4305 | bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1); |
1da177e4 | 4306 | if (miclen) |
b8c06bc1 AV |
4307 | bap_write(ai, (__le16*)&pMic, miclen, BAP1); |
4308 | bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1); | |
1da177e4 LT |
4309 | // issue the transmit command |
4310 | memset( &cmd, 0, sizeof( cmd ) ); | |
4311 | cmd.cmd = CMD_TRANSMIT; | |
4312 | cmd.parm0 = txFid; | |
4313 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR; | |
4314 | if ( (rsp.status & 0xFF00) != 0) return ERROR; | |
4315 | return SUCCESS; | |
4316 | } | |
4317 | ||
4318 | static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket) | |
4319 | { | |
593c2b9c | 4320 | __le16 fc, payloadLen; |
1da177e4 LT |
4321 | Cmd cmd; |
4322 | Resp rsp; | |
4323 | int hdrlen; | |
977b143c AV |
4324 | static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6}; |
4325 | /* padding of header to full size + le16 gaplen (6) + gaplen bytes */ | |
1da177e4 LT |
4326 | u16 txFid = len; |
4327 | len >>= 16; | |
1da177e4 | 4328 | |
0300b332 AV |
4329 | fc = *(__le16*)pPacket; |
4330 | hdrlen = header_len(fc); | |
1da177e4 LT |
4331 | |
4332 | if (len < hdrlen) { | |
934d8bf1 | 4333 | airo_print_warn(ai->dev->name, "Short packet %d", len); |
1da177e4 LT |
4334 | return ERROR; |
4335 | } | |
4336 | ||
4337 | /* packet is 802.11 header + payload | |
4338 | * write the payload length and dst/src/payload */ | |
4339 | if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR; | |
4340 | /* The 802.11 header aren't counted as part of the payload, so | |
4341 | * we have to subtract the header bytes off */ | |
4342 | payloadLen = cpu_to_le16(len-hdrlen); | |
4343 | bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1); | |
4344 | if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR; | |
b8c06bc1 AV |
4345 | bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1); |
4346 | bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1); | |
1da177e4 | 4347 | |
b8c06bc1 | 4348 | bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1); |
1da177e4 LT |
4349 | // issue the transmit command |
4350 | memset( &cmd, 0, sizeof( cmd ) ); | |
4351 | cmd.cmd = CMD_TRANSMIT; | |
4352 | cmd.parm0 = txFid; | |
4353 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR; | |
4354 | if ( (rsp.status & 0xFF00) != 0) return ERROR; | |
4355 | return SUCCESS; | |
4356 | } | |
4357 | ||
4358 | /* | |
4359 | * This is the proc_fs routines. It is a bit messier than I would | |
4360 | * like! Feel free to clean it up! | |
4361 | */ | |
4362 | ||
4363 | static ssize_t proc_read( struct file *file, | |
4364 | char __user *buffer, | |
4365 | size_t len, | |
4366 | loff_t *offset); | |
4367 | ||
4368 | static ssize_t proc_write( struct file *file, | |
4369 | const char __user *buffer, | |
4370 | size_t len, | |
4371 | loff_t *offset ); | |
4372 | static int proc_close( struct inode *inode, struct file *file ); | |
4373 | ||
4374 | static int proc_stats_open( struct inode *inode, struct file *file ); | |
4375 | static int proc_statsdelta_open( struct inode *inode, struct file *file ); | |
4376 | static int proc_status_open( struct inode *inode, struct file *file ); | |
4377 | static int proc_SSID_open( struct inode *inode, struct file *file ); | |
4378 | static int proc_APList_open( struct inode *inode, struct file *file ); | |
4379 | static int proc_BSSList_open( struct inode *inode, struct file *file ); | |
4380 | static int proc_config_open( struct inode *inode, struct file *file ); | |
4381 | static int proc_wepkey_open( struct inode *inode, struct file *file ); | |
4382 | ||
d54b1fdb | 4383 | static const struct file_operations proc_statsdelta_ops = { |
a95609cb | 4384 | .owner = THIS_MODULE, |
1da177e4 LT |
4385 | .read = proc_read, |
4386 | .open = proc_statsdelta_open, | |
4387 | .release = proc_close | |
4388 | }; | |
4389 | ||
d54b1fdb | 4390 | static const struct file_operations proc_stats_ops = { |
a95609cb | 4391 | .owner = THIS_MODULE, |
1da177e4 LT |
4392 | .read = proc_read, |
4393 | .open = proc_stats_open, | |
4394 | .release = proc_close | |
4395 | }; | |
4396 | ||
d54b1fdb | 4397 | static const struct file_operations proc_status_ops = { |
a95609cb | 4398 | .owner = THIS_MODULE, |
1da177e4 LT |
4399 | .read = proc_read, |
4400 | .open = proc_status_open, | |
4401 | .release = proc_close | |
4402 | }; | |
4403 | ||
d54b1fdb | 4404 | static const struct file_operations proc_SSID_ops = { |
a95609cb | 4405 | .owner = THIS_MODULE, |
1da177e4 LT |
4406 | .read = proc_read, |
4407 | .write = proc_write, | |
4408 | .open = proc_SSID_open, | |
4409 | .release = proc_close | |
4410 | }; | |
4411 | ||
d54b1fdb | 4412 | static const struct file_operations proc_BSSList_ops = { |
a95609cb | 4413 | .owner = THIS_MODULE, |
1da177e4 LT |
4414 | .read = proc_read, |
4415 | .write = proc_write, | |
4416 | .open = proc_BSSList_open, | |
4417 | .release = proc_close | |
4418 | }; | |
4419 | ||
d54b1fdb | 4420 | static const struct file_operations proc_APList_ops = { |
a95609cb | 4421 | .owner = THIS_MODULE, |
1da177e4 LT |
4422 | .read = proc_read, |
4423 | .write = proc_write, | |
4424 | .open = proc_APList_open, | |
4425 | .release = proc_close | |
4426 | }; | |
4427 | ||
d54b1fdb | 4428 | static const struct file_operations proc_config_ops = { |
a95609cb | 4429 | .owner = THIS_MODULE, |
1da177e4 LT |
4430 | .read = proc_read, |
4431 | .write = proc_write, | |
4432 | .open = proc_config_open, | |
4433 | .release = proc_close | |
4434 | }; | |
4435 | ||
d54b1fdb | 4436 | static const struct file_operations proc_wepkey_ops = { |
a95609cb | 4437 | .owner = THIS_MODULE, |
1da177e4 LT |
4438 | .read = proc_read, |
4439 | .write = proc_write, | |
4440 | .open = proc_wepkey_open, | |
4441 | .release = proc_close | |
4442 | }; | |
4443 | ||
4444 | static struct proc_dir_entry *airo_entry; | |
4445 | ||
4446 | struct proc_data { | |
4447 | int release_buffer; | |
4448 | int readlen; | |
4449 | char *rbuffer; | |
4450 | int writelen; | |
4451 | int maxwritelen; | |
4452 | char *wbuffer; | |
4453 | void (*on_close) (struct inode *, struct file *); | |
4454 | }; | |
4455 | ||
1da177e4 LT |
4456 | static int setup_proc_entry( struct net_device *dev, |
4457 | struct airo_info *apriv ) { | |
4458 | struct proc_dir_entry *entry; | |
4459 | /* First setup the device directory */ | |
4460 | strcpy(apriv->proc_name,dev->name); | |
4461 | apriv->proc_entry = create_proc_entry(apriv->proc_name, | |
4462 | S_IFDIR|airo_perm, | |
4463 | airo_entry); | |
431aca5a FM |
4464 | if (!apriv->proc_entry) |
4465 | goto fail; | |
4466 | apriv->proc_entry->uid = proc_uid; | |
4467 | apriv->proc_entry->gid = proc_gid; | |
4468 | apriv->proc_entry->owner = THIS_MODULE; | |
1da177e4 LT |
4469 | |
4470 | /* Setup the StatsDelta */ | |
a95609cb DL |
4471 | entry = proc_create_data("StatsDelta", |
4472 | S_IFREG | (S_IRUGO&proc_perm), | |
4473 | apriv->proc_entry, &proc_statsdelta_ops, dev); | |
431aca5a FM |
4474 | if (!entry) |
4475 | goto fail_stats_delta; | |
4476 | entry->uid = proc_uid; | |
4477 | entry->gid = proc_gid; | |
1da177e4 LT |
4478 | |
4479 | /* Setup the Stats */ | |
a95609cb DL |
4480 | entry = proc_create_data("Stats", |
4481 | S_IFREG | (S_IRUGO&proc_perm), | |
4482 | apriv->proc_entry, &proc_stats_ops, dev); | |
431aca5a FM |
4483 | if (!entry) |
4484 | goto fail_stats; | |
4485 | entry->uid = proc_uid; | |
4486 | entry->gid = proc_gid; | |
1da177e4 LT |
4487 | |
4488 | /* Setup the Status */ | |
a95609cb DL |
4489 | entry = proc_create_data("Status", |
4490 | S_IFREG | (S_IRUGO&proc_perm), | |
4491 | apriv->proc_entry, &proc_status_ops, dev); | |
431aca5a FM |
4492 | if (!entry) |
4493 | goto fail_status; | |
4494 | entry->uid = proc_uid; | |
4495 | entry->gid = proc_gid; | |
1da177e4 LT |
4496 | |
4497 | /* Setup the Config */ | |
a95609cb DL |
4498 | entry = proc_create_data("Config", |
4499 | S_IFREG | proc_perm, | |
4500 | apriv->proc_entry, &proc_config_ops, dev); | |
431aca5a FM |
4501 | if (!entry) |
4502 | goto fail_config; | |
4503 | entry->uid = proc_uid; | |
4504 | entry->gid = proc_gid; | |
1da177e4 LT |
4505 | |
4506 | /* Setup the SSID */ | |
a95609cb DL |
4507 | entry = proc_create_data("SSID", |
4508 | S_IFREG | proc_perm, | |
4509 | apriv->proc_entry, &proc_SSID_ops, dev); | |
431aca5a FM |
4510 | if (!entry) |
4511 | goto fail_ssid; | |
4512 | entry->uid = proc_uid; | |
4513 | entry->gid = proc_gid; | |
1da177e4 LT |
4514 | |
4515 | /* Setup the APList */ | |
a95609cb DL |
4516 | entry = proc_create_data("APList", |
4517 | S_IFREG | proc_perm, | |
4518 | apriv->proc_entry, &proc_APList_ops, dev); | |
431aca5a FM |
4519 | if (!entry) |
4520 | goto fail_aplist; | |
4521 | entry->uid = proc_uid; | |
4522 | entry->gid = proc_gid; | |
1da177e4 LT |
4523 | |
4524 | /* Setup the BSSList */ | |
a95609cb DL |
4525 | entry = proc_create_data("BSSList", |
4526 | S_IFREG | proc_perm, | |
4527 | apriv->proc_entry, &proc_BSSList_ops, dev); | |
431aca5a FM |
4528 | if (!entry) |
4529 | goto fail_bsslist; | |
1da177e4 LT |
4530 | entry->uid = proc_uid; |
4531 | entry->gid = proc_gid; | |
1da177e4 LT |
4532 | |
4533 | /* Setup the WepKey */ | |
a95609cb DL |
4534 | entry = proc_create_data("WepKey", |
4535 | S_IFREG | proc_perm, | |
4536 | apriv->proc_entry, &proc_wepkey_ops, dev); | |
431aca5a FM |
4537 | if (!entry) |
4538 | goto fail_wepkey; | |
4539 | entry->uid = proc_uid; | |
4540 | entry->gid = proc_gid; | |
1da177e4 LT |
4541 | |
4542 | return 0; | |
431aca5a FM |
4543 | |
4544 | fail_wepkey: | |
4545 | remove_proc_entry("BSSList", apriv->proc_entry); | |
4546 | fail_bsslist: | |
4547 | remove_proc_entry("APList", apriv->proc_entry); | |
4548 | fail_aplist: | |
4549 | remove_proc_entry("SSID", apriv->proc_entry); | |
4550 | fail_ssid: | |
4551 | remove_proc_entry("Config", apriv->proc_entry); | |
4552 | fail_config: | |
4553 | remove_proc_entry("Status", apriv->proc_entry); | |
4554 | fail_status: | |
4555 | remove_proc_entry("Stats", apriv->proc_entry); | |
4556 | fail_stats: | |
4557 | remove_proc_entry("StatsDelta", apriv->proc_entry); | |
4558 | fail_stats_delta: | |
4559 | remove_proc_entry(apriv->proc_name, airo_entry); | |
4560 | fail: | |
4561 | return -ENOMEM; | |
1da177e4 LT |
4562 | } |
4563 | ||
4564 | static int takedown_proc_entry( struct net_device *dev, | |
4565 | struct airo_info *apriv ) { | |
4566 | if ( !apriv->proc_entry->namelen ) return 0; | |
4567 | remove_proc_entry("Stats",apriv->proc_entry); | |
4568 | remove_proc_entry("StatsDelta",apriv->proc_entry); | |
4569 | remove_proc_entry("Status",apriv->proc_entry); | |
4570 | remove_proc_entry("Config",apriv->proc_entry); | |
4571 | remove_proc_entry("SSID",apriv->proc_entry); | |
4572 | remove_proc_entry("APList",apriv->proc_entry); | |
4573 | remove_proc_entry("BSSList",apriv->proc_entry); | |
4574 | remove_proc_entry("WepKey",apriv->proc_entry); | |
4575 | remove_proc_entry(apriv->proc_name,airo_entry); | |
4576 | return 0; | |
4577 | } | |
4578 | ||
4579 | /* | |
4580 | * What we want from the proc_fs is to be able to efficiently read | |
4581 | * and write the configuration. To do this, we want to read the | |
4582 | * configuration when the file is opened and write it when the file is | |
4583 | * closed. So basically we allocate a read buffer at open and fill it | |
4584 | * with data, and allocate a write buffer and read it at close. | |
4585 | */ | |
4586 | ||
4587 | /* | |
4588 | * The read routine is generic, it relies on the preallocated rbuffer | |
4589 | * to supply the data. | |
4590 | */ | |
4591 | static ssize_t proc_read( struct file *file, | |
4592 | char __user *buffer, | |
4593 | size_t len, | |
4594 | loff_t *offset ) | |
4595 | { | |
cc0d9ff2 | 4596 | struct proc_data *priv = file->private_data; |
1da177e4 LT |
4597 | |
4598 | if (!priv->rbuffer) | |
4599 | return -EINVAL; | |
4600 | ||
cc0d9ff2 AM |
4601 | return simple_read_from_buffer(buffer, len, offset, priv->rbuffer, |
4602 | priv->readlen); | |
1da177e4 LT |
4603 | } |
4604 | ||
4605 | /* | |
4606 | * The write routine is generic, it fills in a preallocated rbuffer | |
4607 | * to supply the data. | |
4608 | */ | |
4609 | static ssize_t proc_write( struct file *file, | |
4610 | const char __user *buffer, | |
4611 | size_t len, | |
4612 | loff_t *offset ) | |
4613 | { | |
4614 | loff_t pos = *offset; | |
4615 | struct proc_data *priv = (struct proc_data*)file->private_data; | |
4616 | ||
4617 | if (!priv->wbuffer) | |
4618 | return -EINVAL; | |
4619 | ||
4620 | if (pos < 0) | |
4621 | return -EINVAL; | |
4622 | if (pos >= priv->maxwritelen) | |
4623 | return 0; | |
4624 | if (len > priv->maxwritelen - pos) | |
4625 | len = priv->maxwritelen - pos; | |
4626 | if (copy_from_user(priv->wbuffer + pos, buffer, len)) | |
4627 | return -EFAULT; | |
4628 | if ( pos + len > priv->writelen ) | |
4629 | priv->writelen = len + file->f_pos; | |
4630 | *offset = pos + len; | |
4631 | return len; | |
4632 | } | |
4633 | ||
329e2c00 AV |
4634 | static int proc_status_open(struct inode *inode, struct file *file) |
4635 | { | |
1da177e4 LT |
4636 | struct proc_data *data; |
4637 | struct proc_dir_entry *dp = PDE(inode); | |
4638 | struct net_device *dev = dp->data; | |
faf3994a | 4639 | struct airo_info *apriv = dev->ml_priv; |
1da177e4 LT |
4640 | CapabilityRid cap_rid; |
4641 | StatusRid status_rid; | |
329e2c00 | 4642 | u16 mode; |
1da177e4 LT |
4643 | int i; |
4644 | ||
b69a3aa8 | 4645 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 4646 | return -ENOMEM; |
1da177e4 LT |
4647 | data = (struct proc_data *)file->private_data; |
4648 | if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) { | |
4649 | kfree (file->private_data); | |
4650 | return -ENOMEM; | |
4651 | } | |
4652 | ||
4653 | readStatusRid(apriv, &status_rid, 1); | |
4654 | readCapabilityRid(apriv, &cap_rid, 1); | |
4655 | ||
329e2c00 AV |
4656 | mode = le16_to_cpu(status_rid.mode); |
4657 | ||
1da177e4 | 4658 | i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n", |
329e2c00 AV |
4659 | mode & 1 ? "CFG ": "", |
4660 | mode & 2 ? "ACT ": "", | |
4661 | mode & 0x10 ? "SYN ": "", | |
4662 | mode & 0x20 ? "LNK ": "", | |
4663 | mode & 0x40 ? "LEAP ": "", | |
4664 | mode & 0x80 ? "PRIV ": "", | |
4665 | mode & 0x100 ? "KEY ": "", | |
4666 | mode & 0x200 ? "WEP ": "", | |
4667 | mode & 0x8000 ? "ERR ": ""); | |
1da177e4 LT |
4668 | sprintf( data->rbuffer+i, "Mode: %x\n" |
4669 | "Signal Strength: %d\n" | |
4670 | "Signal Quality: %d\n" | |
4671 | "SSID: %-.*s\n" | |
4672 | "AP: %-.16s\n" | |
4673 | "Freq: %d\n" | |
4674 | "BitRate: %dmbs\n" | |
4675 | "Driver Version: %s\n" | |
4676 | "Device: %s\nManufacturer: %s\nFirmware Version: %s\n" | |
4677 | "Radio type: %x\nCountry: %x\nHardware Version: %x\n" | |
4678 | "Software Version: %x\nSoftware Subversion: %x\n" | |
4679 | "Boot block version: %x\n", | |
329e2c00 AV |
4680 | le16_to_cpu(status_rid.mode), |
4681 | le16_to_cpu(status_rid.normalizedSignalStrength), | |
4682 | le16_to_cpu(status_rid.signalQuality), | |
4683 | le16_to_cpu(status_rid.SSIDlen), | |
1da177e4 LT |
4684 | status_rid.SSID, |
4685 | status_rid.apName, | |
329e2c00 AV |
4686 | le16_to_cpu(status_rid.channel), |
4687 | le16_to_cpu(status_rid.currentXmitRate) / 2, | |
1da177e4 LT |
4688 | version, |
4689 | cap_rid.prodName, | |
4690 | cap_rid.manName, | |
4691 | cap_rid.prodVer, | |
56d81bd3 AV |
4692 | le16_to_cpu(cap_rid.radioType), |
4693 | le16_to_cpu(cap_rid.country), | |
4694 | le16_to_cpu(cap_rid.hardVer), | |
4695 | le16_to_cpu(cap_rid.softVer), | |
4696 | le16_to_cpu(cap_rid.softSubVer), | |
4697 | le16_to_cpu(cap_rid.bootBlockVer)); | |
1da177e4 LT |
4698 | data->readlen = strlen( data->rbuffer ); |
4699 | return 0; | |
4700 | } | |
4701 | ||
4702 | static int proc_stats_rid_open(struct inode*, struct file*, u16); | |
4703 | static int proc_statsdelta_open( struct inode *inode, | |
4704 | struct file *file ) { | |
4705 | if (file->f_mode&FMODE_WRITE) { | |
4706 | return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR); | |
4707 | } | |
4708 | return proc_stats_rid_open(inode, file, RID_STATSDELTA); | |
4709 | } | |
4710 | ||
4711 | static int proc_stats_open( struct inode *inode, struct file *file ) { | |
4712 | return proc_stats_rid_open(inode, file, RID_STATS); | |
4713 | } | |
4714 | ||
4715 | static int proc_stats_rid_open( struct inode *inode, | |
4716 | struct file *file, | |
a23ace5f AV |
4717 | u16 rid ) |
4718 | { | |
1da177e4 LT |
4719 | struct proc_data *data; |
4720 | struct proc_dir_entry *dp = PDE(inode); | |
4721 | struct net_device *dev = dp->data; | |
faf3994a | 4722 | struct airo_info *apriv = dev->ml_priv; |
1da177e4 LT |
4723 | StatsRid stats; |
4724 | int i, j; | |
a23ace5f AV |
4725 | __le32 *vals = stats.vals; |
4726 | int len = le16_to_cpu(stats.len); | |
1da177e4 | 4727 | |
b69a3aa8 | 4728 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 4729 | return -ENOMEM; |
1da177e4 LT |
4730 | data = (struct proc_data *)file->private_data; |
4731 | if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) { | |
4732 | kfree (file->private_data); | |
4733 | return -ENOMEM; | |
4734 | } | |
4735 | ||
4736 | readStatsRid(apriv, &stats, rid, 1); | |
4737 | ||
4738 | j = 0; | |
a23ace5f | 4739 | for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) { |
1da177e4 LT |
4740 | if (!statsLabels[i]) continue; |
4741 | if (j+strlen(statsLabels[i])+16>4096) { | |
934d8bf1 DW |
4742 | airo_print_warn(apriv->dev->name, |
4743 | "Potentially disasterous buffer overflow averted!"); | |
1da177e4 LT |
4744 | break; |
4745 | } | |
a23ace5f AV |
4746 | j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i], |
4747 | le32_to_cpu(vals[i])); | |
1da177e4 | 4748 | } |
a23ace5f | 4749 | if (i*4 >= len) { |
934d8bf1 | 4750 | airo_print_warn(apriv->dev->name, "Got a short rid"); |
1da177e4 LT |
4751 | } |
4752 | data->readlen = j; | |
4753 | return 0; | |
4754 | } | |
4755 | ||
4756 | static int get_dec_u16( char *buffer, int *start, int limit ) { | |
4757 | u16 value; | |
4758 | int valid = 0; | |
4759 | for( value = 0; buffer[*start] >= '0' && | |
4760 | buffer[*start] <= '9' && | |
4761 | *start < limit; (*start)++ ) { | |
4762 | valid = 1; | |
4763 | value *= 10; | |
4764 | value += buffer[*start] - '0'; | |
4765 | } | |
4766 | if ( !valid ) return -1; | |
4767 | return value; | |
4768 | } | |
4769 | ||
4770 | static int airo_config_commit(struct net_device *dev, | |
4771 | struct iw_request_info *info, void *zwrq, | |
4772 | char *extra); | |
4773 | ||
3eb9b41f AV |
4774 | static inline int sniffing_mode(struct airo_info *ai) |
4775 | { | |
4776 | return le16_to_cpu(ai->config.rmode & RXMODE_MASK) >= | |
4777 | le16_to_cpu(RXMODE_RFMON); | |
4778 | } | |
4779 | ||
4780 | static void proc_config_on_close(struct inode *inode, struct file *file) | |
4781 | { | |
1da177e4 LT |
4782 | struct proc_data *data = file->private_data; |
4783 | struct proc_dir_entry *dp = PDE(inode); | |
4784 | struct net_device *dev = dp->data; | |
faf3994a | 4785 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
4786 | char *line; |
4787 | ||
4788 | if ( !data->writelen ) return; | |
4789 | ||
4790 | readConfigRid(ai, 1); | |
4791 | set_bit (FLAG_COMMIT, &ai->flags); | |
4792 | ||
4793 | line = data->wbuffer; | |
4794 | while( line[0] ) { | |
4795 | /*** Mode processing */ | |
4796 | if ( !strncmp( line, "Mode: ", 6 ) ) { | |
4797 | line += 6; | |
3eb9b41f AV |
4798 | if (sniffing_mode(ai)) |
4799 | set_bit (FLAG_RESET, &ai->flags); | |
4800 | ai->config.rmode &= ~RXMODE_FULL_MASK; | |
1da177e4 | 4801 | clear_bit (FLAG_802_11, &ai->flags); |
3eb9b41f | 4802 | ai->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 LT |
4803 | ai->config.scanMode = SCANMODE_ACTIVE; |
4804 | if ( line[0] == 'a' ) { | |
3eb9b41f | 4805 | ai->config.opmode |= MODE_STA_IBSS; |
1da177e4 | 4806 | } else { |
3eb9b41f | 4807 | ai->config.opmode |= MODE_STA_ESS; |
1da177e4 LT |
4808 | if ( line[0] == 'r' ) { |
4809 | ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER; | |
4810 | ai->config.scanMode = SCANMODE_PASSIVE; | |
4811 | set_bit (FLAG_802_11, &ai->flags); | |
4812 | } else if ( line[0] == 'y' ) { | |
4813 | ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER; | |
4814 | ai->config.scanMode = SCANMODE_PASSIVE; | |
4815 | set_bit (FLAG_802_11, &ai->flags); | |
4816 | } else if ( line[0] == 'l' ) | |
4817 | ai->config.rmode |= RXMODE_LANMON; | |
4818 | } | |
4819 | set_bit (FLAG_COMMIT, &ai->flags); | |
4820 | } | |
4821 | ||
4822 | /*** Radio status */ | |
4823 | else if (!strncmp(line,"Radio: ", 7)) { | |
4824 | line += 7; | |
4825 | if (!strncmp(line,"off",3)) { | |
4826 | set_bit (FLAG_RADIO_OFF, &ai->flags); | |
4827 | } else { | |
4828 | clear_bit (FLAG_RADIO_OFF, &ai->flags); | |
4829 | } | |
4830 | } | |
4831 | /*** NodeName processing */ | |
4832 | else if ( !strncmp( line, "NodeName: ", 10 ) ) { | |
4833 | int j; | |
4834 | ||
4835 | line += 10; | |
4836 | memset( ai->config.nodeName, 0, 16 ); | |
4837 | /* Do the name, assume a space between the mode and node name */ | |
4838 | for( j = 0; j < 16 && line[j] != '\n'; j++ ) { | |
4839 | ai->config.nodeName[j] = line[j]; | |
4840 | } | |
4841 | set_bit (FLAG_COMMIT, &ai->flags); | |
4842 | } | |
4843 | ||
4844 | /*** PowerMode processing */ | |
4845 | else if ( !strncmp( line, "PowerMode: ", 11 ) ) { | |
4846 | line += 11; | |
4847 | if ( !strncmp( line, "PSPCAM", 6 ) ) { | |
4848 | ai->config.powerSaveMode = POWERSAVE_PSPCAM; | |
4849 | set_bit (FLAG_COMMIT, &ai->flags); | |
4850 | } else if ( !strncmp( line, "PSP", 3 ) ) { | |
4851 | ai->config.powerSaveMode = POWERSAVE_PSP; | |
4852 | set_bit (FLAG_COMMIT, &ai->flags); | |
4853 | } else { | |
4854 | ai->config.powerSaveMode = POWERSAVE_CAM; | |
4855 | set_bit (FLAG_COMMIT, &ai->flags); | |
4856 | } | |
4857 | } else if ( !strncmp( line, "DataRates: ", 11 ) ) { | |
4858 | int v, i = 0, k = 0; /* i is index into line, | |
4859 | k is index to rates */ | |
4860 | ||
4861 | line += 11; | |
4862 | while((v = get_dec_u16(line, &i, 3))!=-1) { | |
4863 | ai->config.rates[k++] = (u8)v; | |
4864 | line += i + 1; | |
4865 | i = 0; | |
4866 | } | |
4867 | set_bit (FLAG_COMMIT, &ai->flags); | |
4868 | } else if ( !strncmp( line, "Channel: ", 9 ) ) { | |
4869 | int v, i = 0; | |
4870 | line += 9; | |
4871 | v = get_dec_u16(line, &i, i+3); | |
4872 | if ( v != -1 ) { | |
3eb9b41f | 4873 | ai->config.channelSet = cpu_to_le16(v); |
1da177e4 LT |
4874 | set_bit (FLAG_COMMIT, &ai->flags); |
4875 | } | |
4876 | } else if ( !strncmp( line, "XmitPower: ", 11 ) ) { | |
4877 | int v, i = 0; | |
4878 | line += 11; | |
4879 | v = get_dec_u16(line, &i, i+3); | |
4880 | if ( v != -1 ) { | |
3eb9b41f | 4881 | ai->config.txPower = cpu_to_le16(v); |
1da177e4 LT |
4882 | set_bit (FLAG_COMMIT, &ai->flags); |
4883 | } | |
4884 | } else if ( !strncmp( line, "WEP: ", 5 ) ) { | |
4885 | line += 5; | |
4886 | switch( line[0] ) { | |
4887 | case 's': | |
3eb9b41f | 4888 | ai->config.authType = AUTH_SHAREDKEY; |
1da177e4 LT |
4889 | break; |
4890 | case 'e': | |
3eb9b41f | 4891 | ai->config.authType = AUTH_ENCRYPT; |
1da177e4 LT |
4892 | break; |
4893 | default: | |
3eb9b41f | 4894 | ai->config.authType = AUTH_OPEN; |
1da177e4 LT |
4895 | break; |
4896 | } | |
4897 | set_bit (FLAG_COMMIT, &ai->flags); | |
4898 | } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) { | |
4899 | int v, i = 0; | |
4900 | ||
4901 | line += 16; | |
4902 | v = get_dec_u16(line, &i, 3); | |
4903 | v = (v<0) ? 0 : ((v>255) ? 255 : v); | |
3eb9b41f | 4904 | ai->config.longRetryLimit = cpu_to_le16(v); |
1da177e4 LT |
4905 | set_bit (FLAG_COMMIT, &ai->flags); |
4906 | } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) { | |
4907 | int v, i = 0; | |
4908 | ||
4909 | line += 17; | |
4910 | v = get_dec_u16(line, &i, 3); | |
4911 | v = (v<0) ? 0 : ((v>255) ? 255 : v); | |
3eb9b41f | 4912 | ai->config.shortRetryLimit = cpu_to_le16(v); |
1da177e4 LT |
4913 | set_bit (FLAG_COMMIT, &ai->flags); |
4914 | } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) { | |
4915 | int v, i = 0; | |
4916 | ||
4917 | line += 14; | |
4918 | v = get_dec_u16(line, &i, 4); | |
15db2763 | 4919 | v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v); |
3eb9b41f | 4920 | ai->config.rtsThres = cpu_to_le16(v); |
1da177e4 LT |
4921 | set_bit (FLAG_COMMIT, &ai->flags); |
4922 | } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) { | |
4923 | int v, i = 0; | |
4924 | ||
4925 | line += 16; | |
4926 | v = get_dec_u16(line, &i, 5); | |
4927 | v = (v<0) ? 0 : v; | |
3eb9b41f | 4928 | ai->config.txLifetime = cpu_to_le16(v); |
1da177e4 LT |
4929 | set_bit (FLAG_COMMIT, &ai->flags); |
4930 | } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) { | |
4931 | int v, i = 0; | |
4932 | ||
4933 | line += 16; | |
4934 | v = get_dec_u16(line, &i, 5); | |
4935 | v = (v<0) ? 0 : v; | |
3eb9b41f | 4936 | ai->config.rxLifetime = cpu_to_le16(v); |
1da177e4 LT |
4937 | set_bit (FLAG_COMMIT, &ai->flags); |
4938 | } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) { | |
4939 | ai->config.txDiversity = | |
4940 | (line[13]=='l') ? 1 : | |
4941 | ((line[13]=='r')? 2: 3); | |
4942 | set_bit (FLAG_COMMIT, &ai->flags); | |
4943 | } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) { | |
4944 | ai->config.rxDiversity = | |
4945 | (line[13]=='l') ? 1 : | |
4946 | ((line[13]=='r')? 2: 3); | |
4947 | set_bit (FLAG_COMMIT, &ai->flags); | |
4948 | } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) { | |
4949 | int v, i = 0; | |
4950 | ||
4951 | line += 15; | |
4952 | v = get_dec_u16(line, &i, 4); | |
15db2763 | 4953 | v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v); |
1da177e4 | 4954 | v = v & 0xfffe; /* Make sure its even */ |
3eb9b41f | 4955 | ai->config.fragThresh = cpu_to_le16(v); |
1da177e4 LT |
4956 | set_bit (FLAG_COMMIT, &ai->flags); |
4957 | } else if (!strncmp(line, "Modulation: ", 12)) { | |
4958 | line += 12; | |
4959 | switch(*line) { | |
4960 | case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4961 | case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4962 | case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break; | |
934d8bf1 | 4963 | default: airo_print_warn(ai->dev->name, "Unknown modulation"); |
1da177e4 LT |
4964 | } |
4965 | } else if (!strncmp(line, "Preamble: ", 10)) { | |
4966 | line += 10; | |
4967 | switch(*line) { | |
4968 | case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4969 | case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4970 | case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break; | |
934d8bf1 | 4971 | default: airo_print_warn(ai->dev->name, "Unknown preamble"); |
1da177e4 LT |
4972 | } |
4973 | } else { | |
934d8bf1 | 4974 | airo_print_warn(ai->dev->name, "Couldn't figure out %s", line); |
1da177e4 LT |
4975 | } |
4976 | while( line[0] && line[0] != '\n' ) line++; | |
4977 | if ( line[0] ) line++; | |
4978 | } | |
4979 | airo_config_commit(dev, NULL, NULL, NULL); | |
4980 | } | |
4981 | ||
3eb9b41f AV |
4982 | static char *get_rmode(__le16 mode) |
4983 | { | |
4984 | switch(mode & RXMODE_MASK) { | |
1da177e4 LT |
4985 | case RXMODE_RFMON: return "rfmon"; |
4986 | case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon"; | |
4987 | case RXMODE_LANMON: return "lanmon"; | |
4988 | } | |
4989 | return "ESS"; | |
4990 | } | |
4991 | ||
3eb9b41f AV |
4992 | static int proc_config_open(struct inode *inode, struct file *file) |
4993 | { | |
1da177e4 LT |
4994 | struct proc_data *data; |
4995 | struct proc_dir_entry *dp = PDE(inode); | |
4996 | struct net_device *dev = dp->data; | |
faf3994a | 4997 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 4998 | int i; |
3eb9b41f | 4999 | __le16 mode; |
1da177e4 | 5000 | |
b69a3aa8 | 5001 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5002 | return -ENOMEM; |
1da177e4 LT |
5003 | data = (struct proc_data *)file->private_data; |
5004 | if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) { | |
5005 | kfree (file->private_data); | |
5006 | return -ENOMEM; | |
5007 | } | |
b69a3aa8 | 5008 | if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5009 | kfree (data->rbuffer); |
5010 | kfree (file->private_data); | |
5011 | return -ENOMEM; | |
5012 | } | |
1da177e4 LT |
5013 | data->maxwritelen = 2048; |
5014 | data->on_close = proc_config_on_close; | |
5015 | ||
5016 | readConfigRid(ai, 1); | |
5017 | ||
3eb9b41f | 5018 | mode = ai->config.opmode & MODE_CFG_MASK; |
1da177e4 LT |
5019 | i = sprintf( data->rbuffer, |
5020 | "Mode: %s\n" | |
5021 | "Radio: %s\n" | |
5022 | "NodeName: %-16s\n" | |
5023 | "PowerMode: %s\n" | |
5024 | "DataRates: %d %d %d %d %d %d %d %d\n" | |
5025 | "Channel: %d\n" | |
5026 | "XmitPower: %d\n", | |
3eb9b41f AV |
5027 | mode == MODE_STA_IBSS ? "adhoc" : |
5028 | mode == MODE_STA_ESS ? get_rmode(ai->config.rmode): | |
5029 | mode == MODE_AP ? "AP" : | |
5030 | mode == MODE_AP_RPTR ? "AP RPTR" : "Error", | |
1da177e4 LT |
5031 | test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on", |
5032 | ai->config.nodeName, | |
3eb9b41f AV |
5033 | ai->config.powerSaveMode == POWERSAVE_CAM ? "CAM" : |
5034 | ai->config.powerSaveMode == POWERSAVE_PSP ? "PSP" : | |
5035 | ai->config.powerSaveMode == POWERSAVE_PSPCAM ? "PSPCAM" : | |
5036 | "Error", | |
1da177e4 LT |
5037 | (int)ai->config.rates[0], |
5038 | (int)ai->config.rates[1], | |
5039 | (int)ai->config.rates[2], | |
5040 | (int)ai->config.rates[3], | |
5041 | (int)ai->config.rates[4], | |
5042 | (int)ai->config.rates[5], | |
5043 | (int)ai->config.rates[6], | |
5044 | (int)ai->config.rates[7], | |
3eb9b41f AV |
5045 | le16_to_cpu(ai->config.channelSet), |
5046 | le16_to_cpu(ai->config.txPower) | |
1da177e4 LT |
5047 | ); |
5048 | sprintf( data->rbuffer + i, | |
5049 | "LongRetryLimit: %d\n" | |
5050 | "ShortRetryLimit: %d\n" | |
5051 | "RTSThreshold: %d\n" | |
5052 | "TXMSDULifetime: %d\n" | |
5053 | "RXMSDULifetime: %d\n" | |
5054 | "TXDiversity: %s\n" | |
5055 | "RXDiversity: %s\n" | |
5056 | "FragThreshold: %d\n" | |
5057 | "WEP: %s\n" | |
5058 | "Modulation: %s\n" | |
5059 | "Preamble: %s\n", | |
3eb9b41f AV |
5060 | le16_to_cpu(ai->config.longRetryLimit), |
5061 | le16_to_cpu(ai->config.shortRetryLimit), | |
5062 | le16_to_cpu(ai->config.rtsThres), | |
5063 | le16_to_cpu(ai->config.txLifetime), | |
5064 | le16_to_cpu(ai->config.rxLifetime), | |
1da177e4 LT |
5065 | ai->config.txDiversity == 1 ? "left" : |
5066 | ai->config.txDiversity == 2 ? "right" : "both", | |
5067 | ai->config.rxDiversity == 1 ? "left" : | |
5068 | ai->config.rxDiversity == 2 ? "right" : "both", | |
3eb9b41f | 5069 | le16_to_cpu(ai->config.fragThresh), |
1da177e4 LT |
5070 | ai->config.authType == AUTH_ENCRYPT ? "encrypt" : |
5071 | ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open", | |
3eb9b41f | 5072 | ai->config.modulation == MOD_DEFAULT ? "default" : |
1da177e4 LT |
5073 | ai->config.modulation == MOD_CCK ? "cck" : |
5074 | ai->config.modulation == MOD_MOK ? "mok" : "error", | |
5075 | ai->config.preamble == PREAMBLE_AUTO ? "auto" : | |
5076 | ai->config.preamble == PREAMBLE_LONG ? "long" : | |
5077 | ai->config.preamble == PREAMBLE_SHORT ? "short" : "error" | |
5078 | ); | |
5079 | data->readlen = strlen( data->rbuffer ); | |
5080 | return 0; | |
5081 | } | |
5082 | ||
0dd2212f AV |
5083 | static void proc_SSID_on_close(struct inode *inode, struct file *file) |
5084 | { | |
1da177e4 LT |
5085 | struct proc_data *data = (struct proc_data *)file->private_data; |
5086 | struct proc_dir_entry *dp = PDE(inode); | |
5087 | struct net_device *dev = dp->data; | |
faf3994a | 5088 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 5089 | SsidRid SSID_rid; |
1da177e4 | 5090 | int i; |
0dd2212f AV |
5091 | char *p = data->wbuffer; |
5092 | char *end = p + data->writelen; | |
1da177e4 | 5093 | |
0dd2212f AV |
5094 | if (!data->writelen) |
5095 | return; | |
1da177e4 | 5096 | |
0dd2212f | 5097 | *end = '\n'; /* sentinel; we have space for it */ |
1da177e4 | 5098 | |
0dd2212f AV |
5099 | memset(&SSID_rid, 0, sizeof(SSID_rid)); |
5100 | ||
5101 | for (i = 0; i < 3 && p < end; i++) { | |
5102 | int j = 0; | |
5103 | /* copy up to 32 characters from this line */ | |
5104 | while (*p != '\n' && j < 32) | |
5105 | SSID_rid.ssids[i].ssid[j++] = *p++; | |
5106 | if (j == 0) | |
5107 | break; | |
5108 | SSID_rid.ssids[i].len = cpu_to_le16(j); | |
5109 | /* skip to the beginning of the next line */ | |
5110 | while (*p++ != '\n') | |
5111 | ; | |
1da177e4 LT |
5112 | } |
5113 | if (i) | |
0dd2212f | 5114 | SSID_rid.len = cpu_to_le16(sizeof(SSID_rid)); |
1da177e4 LT |
5115 | disable_MAC(ai, 1); |
5116 | writeSsidRid(ai, &SSID_rid, 1); | |
175ec1a1 | 5117 | enable_MAC(ai, 1); |
1da177e4 LT |
5118 | } |
5119 | ||
77933d72 | 5120 | static inline u8 hexVal(char c) { |
1da177e4 LT |
5121 | if (c>='0' && c<='9') return c -= '0'; |
5122 | if (c>='a' && c<='f') return c -= 'a'-10; | |
5123 | if (c>='A' && c<='F') return c -= 'A'-10; | |
5124 | return 0; | |
5125 | } | |
5126 | ||
5127 | static void proc_APList_on_close( struct inode *inode, struct file *file ) { | |
5128 | struct proc_data *data = (struct proc_data *)file->private_data; | |
5129 | struct proc_dir_entry *dp = PDE(inode); | |
5130 | struct net_device *dev = dp->data; | |
faf3994a | 5131 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 5132 | APListRid APList_rid; |
1da177e4 LT |
5133 | int i; |
5134 | ||
5135 | if ( !data->writelen ) return; | |
5136 | ||
5137 | memset( &APList_rid, 0, sizeof(APList_rid) ); | |
a749716e | 5138 | APList_rid.len = cpu_to_le16(sizeof(APList_rid)); |
1da177e4 LT |
5139 | |
5140 | for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) { | |
5141 | int j; | |
5142 | for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) { | |
5143 | switch(j%3) { | |
5144 | case 0: | |
5145 | APList_rid.ap[i][j/3]= | |
5146 | hexVal(data->wbuffer[j+i*6*3])<<4; | |
5147 | break; | |
5148 | case 1: | |
5149 | APList_rid.ap[i][j/3]|= | |
5150 | hexVal(data->wbuffer[j+i*6*3]); | |
5151 | break; | |
5152 | } | |
5153 | } | |
5154 | } | |
5155 | disable_MAC(ai, 1); | |
5156 | writeAPListRid(ai, &APList_rid, 1); | |
175ec1a1 | 5157 | enable_MAC(ai, 1); |
1da177e4 LT |
5158 | } |
5159 | ||
5160 | /* This function wraps PC4500_writerid with a MAC disable */ | |
5161 | static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data, | |
5162 | int len, int dummy ) { | |
5163 | int rc; | |
1da177e4 LT |
5164 | |
5165 | disable_MAC(ai, 1); | |
5166 | rc = PC4500_writerid(ai, rid, rid_data, len, 1); | |
175ec1a1 | 5167 | enable_MAC(ai, 1); |
1da177e4 LT |
5168 | return rc; |
5169 | } | |
5170 | ||
5171 | /* Returns the length of the key at the index. If index == 0xffff | |
5172 | * the index of the transmit key is returned. If the key doesn't exist, | |
5173 | * -1 will be returned. | |
5174 | */ | |
5175 | static int get_wep_key(struct airo_info *ai, u16 index) { | |
5176 | WepKeyRid wkr; | |
5177 | int rc; | |
4293ea33 | 5178 | __le16 lastindex; |
1da177e4 LT |
5179 | |
5180 | rc = readWepKeyRid(ai, &wkr, 1, 1); | |
5181 | if (rc == SUCCESS) do { | |
5182 | lastindex = wkr.kindex; | |
4293ea33 | 5183 | if (wkr.kindex == cpu_to_le16(index)) { |
1da177e4 LT |
5184 | if (index == 0xffff) { |
5185 | return wkr.mac[0]; | |
5186 | } | |
4293ea33 | 5187 | return le16_to_cpu(wkr.klen); |
1da177e4 LT |
5188 | } |
5189 | readWepKeyRid(ai, &wkr, 0, 1); | |
4293ea33 | 5190 | } while (lastindex != wkr.kindex); |
1da177e4 LT |
5191 | return -1; |
5192 | } | |
5193 | ||
5194 | static int set_wep_key(struct airo_info *ai, u16 index, | |
4293ea33 AV |
5195 | const char *key, u16 keylen, int perm, int lock ) |
5196 | { | |
1da177e4 LT |
5197 | static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 }; |
5198 | WepKeyRid wkr; | |
1da177e4 LT |
5199 | |
5200 | memset(&wkr, 0, sizeof(wkr)); | |
5201 | if (keylen == 0) { | |
5202 | // We are selecting which key to use | |
4293ea33 AV |
5203 | wkr.len = cpu_to_le16(sizeof(wkr)); |
5204 | wkr.kindex = cpu_to_le16(0xffff); | |
1da177e4 | 5205 | wkr.mac[0] = (char)index; |
1da177e4 LT |
5206 | if (perm) ai->defindex = (char)index; |
5207 | } else { | |
5208 | // We are actually setting the key | |
4293ea33 AV |
5209 | wkr.len = cpu_to_le16(sizeof(wkr)); |
5210 | wkr.kindex = cpu_to_le16(index); | |
5211 | wkr.klen = cpu_to_le16(keylen); | |
1da177e4 LT |
5212 | memcpy( wkr.key, key, keylen ); |
5213 | memcpy( wkr.mac, macaddr, ETH_ALEN ); | |
1da177e4 LT |
5214 | } |
5215 | ||
f89b2321 | 5216 | if (perm) disable_MAC(ai, lock); |
1da177e4 | 5217 | writeWepKeyRid(ai, &wkr, perm, lock); |
175ec1a1 | 5218 | if (perm) enable_MAC(ai, lock); |
1da177e4 LT |
5219 | return 0; |
5220 | } | |
5221 | ||
5222 | static void proc_wepkey_on_close( struct inode *inode, struct file *file ) { | |
5223 | struct proc_data *data; | |
5224 | struct proc_dir_entry *dp = PDE(inode); | |
5225 | struct net_device *dev = dp->data; | |
faf3994a | 5226 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5227 | int i; |
5228 | char key[16]; | |
5229 | u16 index = 0; | |
5230 | int j = 0; | |
5231 | ||
5232 | memset(key, 0, sizeof(key)); | |
5233 | ||
5234 | data = (struct proc_data *)file->private_data; | |
5235 | if ( !data->writelen ) return; | |
5236 | ||
5237 | if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' && | |
5238 | (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) { | |
5239 | index = data->wbuffer[0] - '0'; | |
5240 | if (data->wbuffer[1] == '\n') { | |
5241 | set_wep_key(ai, index, NULL, 0, 1, 1); | |
5242 | return; | |
5243 | } | |
5244 | j = 2; | |
5245 | } else { | |
934d8bf1 | 5246 | airo_print_err(ai->dev->name, "WepKey passed invalid key index"); |
1da177e4 LT |
5247 | return; |
5248 | } | |
5249 | ||
5250 | for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) { | |
5251 | switch(i%3) { | |
5252 | case 0: | |
5253 | key[i/3] = hexVal(data->wbuffer[i+j])<<4; | |
5254 | break; | |
5255 | case 1: | |
5256 | key[i/3] |= hexVal(data->wbuffer[i+j]); | |
5257 | break; | |
5258 | } | |
5259 | } | |
5260 | set_wep_key(ai, index, key, i/3, 1, 1); | |
5261 | } | |
5262 | ||
4293ea33 AV |
5263 | static int proc_wepkey_open( struct inode *inode, struct file *file ) |
5264 | { | |
1da177e4 LT |
5265 | struct proc_data *data; |
5266 | struct proc_dir_entry *dp = PDE(inode); | |
5267 | struct net_device *dev = dp->data; | |
faf3994a | 5268 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5269 | char *ptr; |
5270 | WepKeyRid wkr; | |
4293ea33 | 5271 | __le16 lastindex; |
1da177e4 LT |
5272 | int j=0; |
5273 | int rc; | |
5274 | ||
b69a3aa8 | 5275 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5276 | return -ENOMEM; |
1da177e4 LT |
5277 | memset(&wkr, 0, sizeof(wkr)); |
5278 | data = (struct proc_data *)file->private_data; | |
b69a3aa8 | 5279 | if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5280 | kfree (file->private_data); |
5281 | return -ENOMEM; | |
5282 | } | |
1da177e4 LT |
5283 | data->writelen = 0; |
5284 | data->maxwritelen = 80; | |
b69a3aa8 | 5285 | if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5286 | kfree (data->rbuffer); |
5287 | kfree (file->private_data); | |
5288 | return -ENOMEM; | |
5289 | } | |
1da177e4 LT |
5290 | data->on_close = proc_wepkey_on_close; |
5291 | ||
5292 | ptr = data->rbuffer; | |
5293 | strcpy(ptr, "No wep keys\n"); | |
5294 | rc = readWepKeyRid(ai, &wkr, 1, 1); | |
5295 | if (rc == SUCCESS) do { | |
5296 | lastindex = wkr.kindex; | |
4293ea33 | 5297 | if (wkr.kindex == cpu_to_le16(0xffff)) { |
1da177e4 LT |
5298 | j += sprintf(ptr+j, "Tx key = %d\n", |
5299 | (int)wkr.mac[0]); | |
5300 | } else { | |
5301 | j += sprintf(ptr+j, "Key %d set with length = %d\n", | |
4293ea33 AV |
5302 | le16_to_cpu(wkr.kindex), |
5303 | le16_to_cpu(wkr.klen)); | |
1da177e4 LT |
5304 | } |
5305 | readWepKeyRid(ai, &wkr, 0, 1); | |
5306 | } while((lastindex != wkr.kindex) && (j < 180-30)); | |
5307 | ||
5308 | data->readlen = strlen( data->rbuffer ); | |
5309 | return 0; | |
5310 | } | |
5311 | ||
0dd2212f AV |
5312 | static int proc_SSID_open(struct inode *inode, struct file *file) |
5313 | { | |
1da177e4 LT |
5314 | struct proc_data *data; |
5315 | struct proc_dir_entry *dp = PDE(inode); | |
5316 | struct net_device *dev = dp->data; | |
faf3994a | 5317 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5318 | int i; |
5319 | char *ptr; | |
5320 | SsidRid SSID_rid; | |
5321 | ||
b69a3aa8 | 5322 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5323 | return -ENOMEM; |
1da177e4 LT |
5324 | data = (struct proc_data *)file->private_data; |
5325 | if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) { | |
5326 | kfree (file->private_data); | |
5327 | return -ENOMEM; | |
5328 | } | |
5329 | data->writelen = 0; | |
5330 | data->maxwritelen = 33*3; | |
0dd2212f AV |
5331 | /* allocate maxwritelen + 1; we'll want a sentinel */ |
5332 | if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) { | |
1da177e4 LT |
5333 | kfree (data->rbuffer); |
5334 | kfree (file->private_data); | |
5335 | return -ENOMEM; | |
5336 | } | |
1da177e4 LT |
5337 | data->on_close = proc_SSID_on_close; |
5338 | ||
5339 | readSsidRid(ai, &SSID_rid); | |
5340 | ptr = data->rbuffer; | |
0dd2212f | 5341 | for (i = 0; i < 3; i++) { |
1da177e4 | 5342 | int j; |
0dd2212f AV |
5343 | size_t len = le16_to_cpu(SSID_rid.ssids[i].len); |
5344 | if (!len) | |
5345 | break; | |
5346 | if (len > 32) | |
5347 | len = 32; | |
5348 | for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++) | |
1da177e4 | 5349 | *ptr++ = SSID_rid.ssids[i].ssid[j]; |
1da177e4 LT |
5350 | *ptr++ = '\n'; |
5351 | } | |
5352 | *ptr = '\0'; | |
5353 | data->readlen = strlen( data->rbuffer ); | |
5354 | return 0; | |
5355 | } | |
5356 | ||
5357 | static int proc_APList_open( struct inode *inode, struct file *file ) { | |
5358 | struct proc_data *data; | |
5359 | struct proc_dir_entry *dp = PDE(inode); | |
5360 | struct net_device *dev = dp->data; | |
faf3994a | 5361 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5362 | int i; |
5363 | char *ptr; | |
5364 | APListRid APList_rid; | |
5365 | ||
b69a3aa8 | 5366 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5367 | return -ENOMEM; |
1da177e4 LT |
5368 | data = (struct proc_data *)file->private_data; |
5369 | if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) { | |
5370 | kfree (file->private_data); | |
5371 | return -ENOMEM; | |
5372 | } | |
5373 | data->writelen = 0; | |
5374 | data->maxwritelen = 4*6*3; | |
b69a3aa8 | 5375 | if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5376 | kfree (data->rbuffer); |
5377 | kfree (file->private_data); | |
5378 | return -ENOMEM; | |
5379 | } | |
1da177e4 LT |
5380 | data->on_close = proc_APList_on_close; |
5381 | ||
5382 | readAPListRid(ai, &APList_rid); | |
5383 | ptr = data->rbuffer; | |
5384 | for( i = 0; i < 4; i++ ) { | |
5385 | // We end when we find a zero MAC | |
5386 | if ( !*(int*)APList_rid.ap[i] && | |
5387 | !*(int*)&APList_rid.ap[i][2]) break; | |
e174961c | 5388 | ptr += sprintf(ptr, "%pM\n", APList_rid.ap[i]); |
1da177e4 LT |
5389 | } |
5390 | if (i==0) ptr += sprintf(ptr, "Not using specific APs\n"); | |
5391 | ||
5392 | *ptr = '\0'; | |
5393 | data->readlen = strlen( data->rbuffer ); | |
5394 | return 0; | |
5395 | } | |
5396 | ||
5397 | static int proc_BSSList_open( struct inode *inode, struct file *file ) { | |
5398 | struct proc_data *data; | |
5399 | struct proc_dir_entry *dp = PDE(inode); | |
5400 | struct net_device *dev = dp->data; | |
faf3994a | 5401 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5402 | char *ptr; |
5403 | BSSListRid BSSList_rid; | |
5404 | int rc; | |
5405 | /* If doLoseSync is not 1, we won't do a Lose Sync */ | |
5406 | int doLoseSync = -1; | |
5407 | ||
b69a3aa8 | 5408 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5409 | return -ENOMEM; |
1da177e4 LT |
5410 | data = (struct proc_data *)file->private_data; |
5411 | if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) { | |
5412 | kfree (file->private_data); | |
5413 | return -ENOMEM; | |
5414 | } | |
5415 | data->writelen = 0; | |
5416 | data->maxwritelen = 0; | |
5417 | data->wbuffer = NULL; | |
5418 | data->on_close = NULL; | |
5419 | ||
5420 | if (file->f_mode & FMODE_WRITE) { | |
5421 | if (!(file->f_mode & FMODE_READ)) { | |
5422 | Cmd cmd; | |
5423 | Resp rsp; | |
5424 | ||
5425 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; | |
5426 | memset(&cmd, 0, sizeof(cmd)); | |
5427 | cmd.cmd=CMD_LISTBSS; | |
5428 | if (down_interruptible(&ai->sem)) | |
5429 | return -ERESTARTSYS; | |
5430 | issuecommand(ai, &cmd, &rsp); | |
5431 | up(&ai->sem); | |
5432 | data->readlen = 0; | |
5433 | return 0; | |
5434 | } | |
5435 | doLoseSync = 1; | |
5436 | } | |
5437 | ptr = data->rbuffer; | |
5438 | /* There is a race condition here if there are concurrent opens. | |
5439 | Since it is a rare condition, we'll just live with it, otherwise | |
5440 | we have to add a spin lock... */ | |
5441 | rc = readBSSListRid(ai, doLoseSync, &BSSList_rid); | |
17e70491 | 5442 | while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) { |
e174961c JB |
5443 | ptr += sprintf(ptr, "%pM %*s rssi = %d", |
5444 | BSSList_rid.bssid, | |
1da177e4 LT |
5445 | (int)BSSList_rid.ssidLen, |
5446 | BSSList_rid.ssid, | |
17e70491 | 5447 | le16_to_cpu(BSSList_rid.dBm)); |
1da177e4 | 5448 | ptr += sprintf(ptr, " channel = %d %s %s %s %s\n", |
17e70491 | 5449 | le16_to_cpu(BSSList_rid.dsChannel), |
1da177e4 LT |
5450 | BSSList_rid.cap & CAP_ESS ? "ESS" : "", |
5451 | BSSList_rid.cap & CAP_IBSS ? "adhoc" : "", | |
5452 | BSSList_rid.cap & CAP_PRIVACY ? "wep" : "", | |
5453 | BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : ""); | |
5454 | rc = readBSSListRid(ai, 0, &BSSList_rid); | |
5455 | } | |
5456 | *ptr = '\0'; | |
5457 | data->readlen = strlen( data->rbuffer ); | |
5458 | return 0; | |
5459 | } | |
5460 | ||
5461 | static int proc_close( struct inode *inode, struct file *file ) | |
5462 | { | |
b4558ea9 JJ |
5463 | struct proc_data *data = file->private_data; |
5464 | ||
5465 | if (data->on_close != NULL) | |
5466 | data->on_close(inode, file); | |
5467 | kfree(data->rbuffer); | |
5468 | kfree(data->wbuffer); | |
5469 | kfree(data); | |
1da177e4 LT |
5470 | return 0; |
5471 | } | |
5472 | ||
1da177e4 LT |
5473 | /* Since the card doesn't automatically switch to the right WEP mode, |
5474 | we will make it do it. If the card isn't associated, every secs we | |
5475 | will switch WEP modes to see if that will help. If the card is | |
5476 | associated we will check every minute to see if anything has | |
5477 | changed. */ | |
5478 | static void timer_func( struct net_device *dev ) { | |
faf3994a | 5479 | struct airo_info *apriv = dev->ml_priv; |
1da177e4 LT |
5480 | |
5481 | /* We don't have a link so try changing the authtype */ | |
5482 | readConfigRid(apriv, 0); | |
5483 | disable_MAC(apriv, 0); | |
5484 | switch(apriv->config.authType) { | |
5485 | case AUTH_ENCRYPT: | |
5486 | /* So drop to OPEN */ | |
5487 | apriv->config.authType = AUTH_OPEN; | |
5488 | break; | |
5489 | case AUTH_SHAREDKEY: | |
5490 | if (apriv->keyindex < auto_wep) { | |
5491 | set_wep_key(apriv, apriv->keyindex, NULL, 0, 0, 0); | |
5492 | apriv->config.authType = AUTH_SHAREDKEY; | |
5493 | apriv->keyindex++; | |
5494 | } else { | |
5495 | /* Drop to ENCRYPT */ | |
5496 | apriv->keyindex = 0; | |
5497 | set_wep_key(apriv, apriv->defindex, NULL, 0, 0, 0); | |
5498 | apriv->config.authType = AUTH_ENCRYPT; | |
5499 | } | |
5500 | break; | |
5501 | default: /* We'll escalate to SHAREDKEY */ | |
5502 | apriv->config.authType = AUTH_SHAREDKEY; | |
5503 | } | |
5504 | set_bit (FLAG_COMMIT, &apriv->flags); | |
5505 | writeConfigRid(apriv, 0); | |
175ec1a1 | 5506 | enable_MAC(apriv, 0); |
1da177e4 LT |
5507 | up(&apriv->sem); |
5508 | ||
5509 | /* Schedule check to see if the change worked */ | |
3c304956 | 5510 | clear_bit(JOB_AUTOWEP, &apriv->jobs); |
1da177e4 LT |
5511 | apriv->expires = RUN_AT(HZ*3); |
5512 | } | |
5513 | ||
1da177e4 LT |
5514 | #ifdef CONFIG_PCI |
5515 | static int __devinit airo_pci_probe(struct pci_dev *pdev, | |
5516 | const struct pci_device_id *pent) | |
5517 | { | |
5518 | struct net_device *dev; | |
5519 | ||
5520 | if (pci_enable_device(pdev)) | |
5521 | return -ENODEV; | |
5522 | pci_set_master(pdev); | |
5523 | ||
5524 | if (pdev->device == 0x5000 || pdev->device == 0xa504) | |
5525 | dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev); | |
5526 | else | |
5527 | dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev); | |
777ec5e9 MS |
5528 | if (!dev) { |
5529 | pci_disable_device(pdev); | |
1da177e4 | 5530 | return -ENODEV; |
777ec5e9 | 5531 | } |
1da177e4 LT |
5532 | |
5533 | pci_set_drvdata(pdev, dev); | |
5534 | return 0; | |
5535 | } | |
5536 | ||
5537 | static void __devexit airo_pci_remove(struct pci_dev *pdev) | |
5538 | { | |
af5b5c9a MS |
5539 | struct net_device *dev = pci_get_drvdata(pdev); |
5540 | ||
5541 | airo_print_info(dev->name, "Unregistering..."); | |
5542 | stop_airo_card(dev, 1); | |
777ec5e9 MS |
5543 | pci_disable_device(pdev); |
5544 | pci_set_drvdata(pdev, NULL); | |
1da177e4 LT |
5545 | } |
5546 | ||
05adc3b7 | 5547 | static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state) |
1da177e4 LT |
5548 | { |
5549 | struct net_device *dev = pci_get_drvdata(pdev); | |
faf3994a | 5550 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5551 | Cmd cmd; |
5552 | Resp rsp; | |
5553 | ||
e292c737 PM |
5554 | if (!ai->APList) |
5555 | ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL); | |
5556 | if (!ai->APList) | |
1da177e4 | 5557 | return -ENOMEM; |
e292c737 PM |
5558 | if (!ai->SSID) |
5559 | ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL); | |
5560 | if (!ai->SSID) | |
1da177e4 LT |
5561 | return -ENOMEM; |
5562 | readAPListRid(ai, ai->APList); | |
5563 | readSsidRid(ai, ai->SSID); | |
5564 | memset(&cmd, 0, sizeof(cmd)); | |
5565 | /* the lock will be released at the end of the resume callback */ | |
5566 | if (down_interruptible(&ai->sem)) | |
5567 | return -EAGAIN; | |
5568 | disable_MAC(ai, 0); | |
5569 | netif_device_detach(dev); | |
5570 | ai->power = state; | |
e292c737 | 5571 | cmd.cmd = HOSTSLEEP; |
1da177e4 LT |
5572 | issuecommand(ai, &cmd, &rsp); |
5573 | ||
1cc68ae0 | 5574 | pci_enable_wake(pdev, pci_choose_state(pdev, state), 1); |
1da177e4 | 5575 | pci_save_state(pdev); |
1cc68ae0 | 5576 | return pci_set_power_state(pdev, pci_choose_state(pdev, state)); |
1da177e4 LT |
5577 | } |
5578 | ||
5579 | static int airo_pci_resume(struct pci_dev *pdev) | |
5580 | { | |
5581 | struct net_device *dev = pci_get_drvdata(pdev); | |
faf3994a | 5582 | struct airo_info *ai = dev->ml_priv; |
53232803 | 5583 | pci_power_t prev_state = pdev->current_state; |
1da177e4 | 5584 | |
53232803 | 5585 | pci_set_power_state(pdev, PCI_D0); |
1da177e4 | 5586 | pci_restore_state(pdev); |
53232803 | 5587 | pci_enable_wake(pdev, PCI_D0, 0); |
1da177e4 | 5588 | |
53232803 | 5589 | if (prev_state != PCI_D1) { |
1da177e4 LT |
5590 | reset_card(dev, 0); |
5591 | mpi_init_descriptors(ai); | |
5592 | setup_card(ai, dev->dev_addr, 0); | |
5593 | clear_bit(FLAG_RADIO_OFF, &ai->flags); | |
5594 | clear_bit(FLAG_PENDING_XMIT, &ai->flags); | |
5595 | } else { | |
5596 | OUT4500(ai, EVACK, EV_AWAKEN); | |
5597 | OUT4500(ai, EVACK, EV_AWAKEN); | |
5598 | msleep(100); | |
5599 | } | |
5600 | ||
e292c737 | 5601 | set_bit(FLAG_COMMIT, &ai->flags); |
1da177e4 LT |
5602 | disable_MAC(ai, 0); |
5603 | msleep(200); | |
5604 | if (ai->SSID) { | |
5605 | writeSsidRid(ai, ai->SSID, 0); | |
5606 | kfree(ai->SSID); | |
5607 | ai->SSID = NULL; | |
5608 | } | |
5609 | if (ai->APList) { | |
5610 | writeAPListRid(ai, ai->APList, 0); | |
5611 | kfree(ai->APList); | |
5612 | ai->APList = NULL; | |
5613 | } | |
5614 | writeConfigRid(ai, 0); | |
175ec1a1 | 5615 | enable_MAC(ai, 0); |
1cc68ae0 | 5616 | ai->power = PMSG_ON; |
1da177e4 LT |
5617 | netif_device_attach(dev); |
5618 | netif_wake_queue(dev); | |
5619 | enable_interrupts(ai); | |
5620 | up(&ai->sem); | |
5621 | return 0; | |
5622 | } | |
5623 | #endif | |
5624 | ||
5625 | static int __init airo_init_module( void ) | |
5626 | { | |
de897881 | 5627 | int i; |
1da177e4 | 5628 | |
928b4d8c | 5629 | airo_entry = create_proc_entry("driver/aironet", |
1da177e4 | 5630 | S_IFDIR | airo_perm, |
928b4d8c | 5631 | NULL); |
de897881 JG |
5632 | |
5633 | if (airo_entry) { | |
5634 | airo_entry->uid = proc_uid; | |
5635 | airo_entry->gid = proc_gid; | |
5636 | } | |
1da177e4 | 5637 | |
e292c737 | 5638 | for (i = 0; i < 4 && io[i] && irq[i]; i++) { |
934d8bf1 DW |
5639 | airo_print_info("", "Trying to configure ISA adapter at irq=%d " |
5640 | "io=0x%x", irq[i], io[i] ); | |
1da177e4 | 5641 | if (init_airo_card( irq[i], io[i], 0, NULL )) |
de897881 | 5642 | /* do nothing */ ; |
1da177e4 LT |
5643 | } |
5644 | ||
5645 | #ifdef CONFIG_PCI | |
934d8bf1 | 5646 | airo_print_info("", "Probing for PCI adapters"); |
de897881 | 5647 | i = pci_register_driver(&airo_driver); |
934d8bf1 | 5648 | airo_print_info("", "Finished probing for PCI adapters"); |
de897881 JG |
5649 | |
5650 | if (i) { | |
928b4d8c | 5651 | remove_proc_entry("driver/aironet", NULL); |
de897881 JG |
5652 | return i; |
5653 | } | |
1da177e4 LT |
5654 | #endif |
5655 | ||
5656 | /* Always exit with success, as we are a library module | |
5657 | * as well as a driver module | |
5658 | */ | |
5659 | return 0; | |
5660 | } | |
5661 | ||
5662 | static void __exit airo_cleanup_module( void ) | |
5663 | { | |
af5b5c9a MS |
5664 | struct airo_info *ai; |
5665 | while(!list_empty(&airo_devices)) { | |
5666 | ai = list_entry(airo_devices.next, struct airo_info, dev_list); | |
5667 | airo_print_info(ai->dev->name, "Unregistering..."); | |
5668 | stop_airo_card(ai->dev, 1); | |
1da177e4 LT |
5669 | } |
5670 | #ifdef CONFIG_PCI | |
5671 | pci_unregister_driver(&airo_driver); | |
5672 | #endif | |
928b4d8c | 5673 | remove_proc_entry("driver/aironet", NULL); |
1da177e4 LT |
5674 | } |
5675 | ||
1da177e4 LT |
5676 | /* |
5677 | * Initial Wireless Extension code for Aironet driver by : | |
5678 | * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00 | |
5679 | * Conversion to new driver API by : | |
5680 | * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02 | |
5681 | * Javier also did a good amount of work here, adding some new extensions | |
5682 | * and fixing my code. Let's just say that without him this code just | |
5683 | * would not work at all... - Jean II | |
5684 | */ | |
5685 | ||
41480af2 DW |
5686 | static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi) |
5687 | { | |
e292c737 | 5688 | if (!rssi_rid) |
41480af2 DW |
5689 | return 0; |
5690 | ||
5691 | return (0x100 - rssi_rid[rssi].rssidBm); | |
5692 | } | |
5693 | ||
5694 | static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm) | |
5695 | { | |
5696 | int i; | |
5697 | ||
e292c737 | 5698 | if (!rssi_rid) |
41480af2 DW |
5699 | return 0; |
5700 | ||
e292c737 | 5701 | for (i = 0; i < 256; i++) |
41480af2 DW |
5702 | if (rssi_rid[i].rssidBm == dbm) |
5703 | return rssi_rid[i].rssipct; | |
5704 | ||
5705 | return 0; | |
5706 | } | |
5707 | ||
5708 | ||
1da177e4 LT |
5709 | static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid) |
5710 | { | |
5711 | int quality = 0; | |
329e2c00 | 5712 | u16 sq; |
1da177e4 | 5713 | |
329e2c00 | 5714 | if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f)) |
56d81bd3 AV |
5715 | return 0; |
5716 | ||
5717 | if (!(cap_rid->hardCap & cpu_to_le16(8))) | |
5718 | return 0; | |
5719 | ||
329e2c00 | 5720 | sq = le16_to_cpu(status_rid->signalQuality); |
56d81bd3 | 5721 | if (memcmp(cap_rid->prodName, "350", 3)) |
329e2c00 | 5722 | if (sq > 0x20) |
56d81bd3 | 5723 | quality = 0; |
1da177e4 | 5724 | else |
329e2c00 | 5725 | quality = 0x20 - sq; |
56d81bd3 | 5726 | else |
329e2c00 | 5727 | if (sq > 0xb0) |
56d81bd3 | 5728 | quality = 0; |
329e2c00 | 5729 | else if (sq < 0x10) |
56d81bd3 AV |
5730 | quality = 0xa0; |
5731 | else | |
329e2c00 | 5732 | quality = 0xb0 - sq; |
1da177e4 LT |
5733 | return quality; |
5734 | } | |
5735 | ||
5736 | #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0) | |
5737 | #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50); | |
5738 | ||
5739 | /*------------------------------------------------------------------*/ | |
5740 | /* | |
5741 | * Wireless Handler : get protocol name | |
5742 | */ | |
5743 | static int airo_get_name(struct net_device *dev, | |
5744 | struct iw_request_info *info, | |
5745 | char *cwrq, | |
5746 | char *extra) | |
5747 | { | |
5748 | strcpy(cwrq, "IEEE 802.11-DS"); | |
5749 | return 0; | |
5750 | } | |
5751 | ||
5752 | /*------------------------------------------------------------------*/ | |
5753 | /* | |
5754 | * Wireless Handler : set frequency | |
5755 | */ | |
5756 | static int airo_set_freq(struct net_device *dev, | |
5757 | struct iw_request_info *info, | |
5758 | struct iw_freq *fwrq, | |
5759 | char *extra) | |
5760 | { | |
faf3994a | 5761 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5762 | int rc = -EINPROGRESS; /* Call commit handler */ |
5763 | ||
5764 | /* If setting by frequency, convert to a channel */ | |
9ee677c2 | 5765 | if(fwrq->e == 1) { |
1da177e4 | 5766 | int f = fwrq->m / 100000; |
9ee677c2 | 5767 | |
1da177e4 LT |
5768 | /* Hack to fall through... */ |
5769 | fwrq->e = 0; | |
9ee677c2 | 5770 | fwrq->m = ieee80211_freq_to_dsss_chan(f); |
1da177e4 LT |
5771 | } |
5772 | /* Setting by channel number */ | |
5773 | if((fwrq->m > 1000) || (fwrq->e > 0)) | |
5774 | rc = -EOPNOTSUPP; | |
5775 | else { | |
5776 | int channel = fwrq->m; | |
5777 | /* We should do a better check than that, | |
5778 | * based on the card capability !!! */ | |
2610c733 | 5779 | if((channel < 1) || (channel > 14)) { |
934d8bf1 DW |
5780 | airo_print_dbg(dev->name, "New channel value of %d is invalid!", |
5781 | fwrq->m); | |
1da177e4 LT |
5782 | rc = -EINVAL; |
5783 | } else { | |
5784 | readConfigRid(local, 1); | |
5785 | /* Yes ! We can set it !!! */ | |
3eb9b41f | 5786 | local->config.channelSet = cpu_to_le16(channel); |
1da177e4 LT |
5787 | set_bit (FLAG_COMMIT, &local->flags); |
5788 | } | |
5789 | } | |
5790 | return rc; | |
5791 | } | |
5792 | ||
5793 | /*------------------------------------------------------------------*/ | |
5794 | /* | |
5795 | * Wireless Handler : get frequency | |
5796 | */ | |
5797 | static int airo_get_freq(struct net_device *dev, | |
5798 | struct iw_request_info *info, | |
5799 | struct iw_freq *fwrq, | |
5800 | char *extra) | |
5801 | { | |
faf3994a | 5802 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 5803 | StatusRid status_rid; /* Card status info */ |
2610c733 | 5804 | int ch; |
1da177e4 LT |
5805 | |
5806 | readConfigRid(local, 1); | |
3eb9b41f AV |
5807 | if ((local->config.opmode & MODE_CFG_MASK) == MODE_STA_ESS) |
5808 | status_rid.channel = local->config.channelSet; | |
1da177e4 LT |
5809 | else |
5810 | readStatusRid(local, &status_rid, 1); | |
5811 | ||
329e2c00 | 5812 | ch = le16_to_cpu(status_rid.channel); |
2610c733 | 5813 | if((ch > 0) && (ch < 15)) { |
9ee677c2 | 5814 | fwrq->m = ieee80211_dsss_chan_to_freq(ch) * 100000; |
1da177e4 | 5815 | fwrq->e = 1; |
2610c733 JA |
5816 | } else { |
5817 | fwrq->m = ch; | |
5818 | fwrq->e = 0; | |
1da177e4 | 5819 | } |
1da177e4 LT |
5820 | |
5821 | return 0; | |
5822 | } | |
5823 | ||
5824 | /*------------------------------------------------------------------*/ | |
5825 | /* | |
5826 | * Wireless Handler : set ESSID | |
5827 | */ | |
5828 | static int airo_set_essid(struct net_device *dev, | |
5829 | struct iw_request_info *info, | |
5830 | struct iw_point *dwrq, | |
5831 | char *extra) | |
5832 | { | |
faf3994a | 5833 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5834 | SsidRid SSID_rid; /* SSIDs */ |
5835 | ||
5836 | /* Reload the list of current SSID */ | |
5837 | readSsidRid(local, &SSID_rid); | |
5838 | ||
5839 | /* Check if we asked for `any' */ | |
5840 | if(dwrq->flags == 0) { | |
5841 | /* Just send an empty SSID list */ | |
5842 | memset(&SSID_rid, 0, sizeof(SSID_rid)); | |
5843 | } else { | |
5844 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
5845 | ||
5846 | /* Check the size of the string */ | |
7f8544cc | 5847 | if(dwrq->length > IW_ESSID_MAX_SIZE) { |
1da177e4 LT |
5848 | return -E2BIG ; |
5849 | } | |
5850 | /* Check if index is valid */ | |
5851 | if((index < 0) || (index >= 4)) { | |
5852 | return -EINVAL; | |
5853 | } | |
5854 | ||
5855 | /* Set the SSID */ | |
5856 | memset(SSID_rid.ssids[index].ssid, 0, | |
5857 | sizeof(SSID_rid.ssids[index].ssid)); | |
5858 | memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length); | |
0dd2212f | 5859 | SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length); |
1da177e4 | 5860 | } |
0dd2212f | 5861 | SSID_rid.len = cpu_to_le16(sizeof(SSID_rid)); |
1da177e4 LT |
5862 | /* Write it to the card */ |
5863 | disable_MAC(local, 1); | |
5864 | writeSsidRid(local, &SSID_rid, 1); | |
175ec1a1 | 5865 | enable_MAC(local, 1); |
1da177e4 LT |
5866 | |
5867 | return 0; | |
5868 | } | |
5869 | ||
5870 | /*------------------------------------------------------------------*/ | |
5871 | /* | |
5872 | * Wireless Handler : get ESSID | |
5873 | */ | |
5874 | static int airo_get_essid(struct net_device *dev, | |
5875 | struct iw_request_info *info, | |
5876 | struct iw_point *dwrq, | |
5877 | char *extra) | |
5878 | { | |
faf3994a | 5879 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5880 | StatusRid status_rid; /* Card status info */ |
5881 | ||
5882 | readStatusRid(local, &status_rid, 1); | |
5883 | ||
5884 | /* Note : if dwrq->flags != 0, we should | |
5885 | * get the relevant SSID from the SSID list... */ | |
5886 | ||
5887 | /* Get the current SSID */ | |
329e2c00 | 5888 | memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen)); |
1da177e4 LT |
5889 | /* If none, we may want to get the one that was set */ |
5890 | ||
5891 | /* Push it out ! */ | |
329e2c00 | 5892 | dwrq->length = le16_to_cpu(status_rid.SSIDlen); |
1da177e4 LT |
5893 | dwrq->flags = 1; /* active */ |
5894 | ||
5895 | return 0; | |
5896 | } | |
5897 | ||
5898 | /*------------------------------------------------------------------*/ | |
5899 | /* | |
5900 | * Wireless Handler : set AP address | |
5901 | */ | |
5902 | static int airo_set_wap(struct net_device *dev, | |
5903 | struct iw_request_info *info, | |
5904 | struct sockaddr *awrq, | |
5905 | char *extra) | |
5906 | { | |
faf3994a | 5907 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5908 | Cmd cmd; |
5909 | Resp rsp; | |
5910 | APListRid APList_rid; | |
4be757dd DW |
5911 | static const u8 any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; |
5912 | static const u8 off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; | |
1da177e4 LT |
5913 | |
5914 | if (awrq->sa_family != ARPHRD_ETHER) | |
5915 | return -EINVAL; | |
4be757dd DW |
5916 | else if (!memcmp(any, awrq->sa_data, ETH_ALEN) || |
5917 | !memcmp(off, awrq->sa_data, ETH_ALEN)) { | |
1da177e4 LT |
5918 | memset(&cmd, 0, sizeof(cmd)); |
5919 | cmd.cmd=CMD_LOSE_SYNC; | |
5920 | if (down_interruptible(&local->sem)) | |
5921 | return -ERESTARTSYS; | |
5922 | issuecommand(local, &cmd, &rsp); | |
5923 | up(&local->sem); | |
5924 | } else { | |
5925 | memset(&APList_rid, 0, sizeof(APList_rid)); | |
a749716e | 5926 | APList_rid.len = cpu_to_le16(sizeof(APList_rid)); |
1da177e4 LT |
5927 | memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN); |
5928 | disable_MAC(local, 1); | |
5929 | writeAPListRid(local, &APList_rid, 1); | |
175ec1a1 | 5930 | enable_MAC(local, 1); |
1da177e4 LT |
5931 | } |
5932 | return 0; | |
5933 | } | |
5934 | ||
5935 | /*------------------------------------------------------------------*/ | |
5936 | /* | |
5937 | * Wireless Handler : get AP address | |
5938 | */ | |
5939 | static int airo_get_wap(struct net_device *dev, | |
5940 | struct iw_request_info *info, | |
5941 | struct sockaddr *awrq, | |
5942 | char *extra) | |
5943 | { | |
faf3994a | 5944 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5945 | StatusRid status_rid; /* Card status info */ |
5946 | ||
5947 | readStatusRid(local, &status_rid, 1); | |
5948 | ||
5949 | /* Tentative. This seems to work, wow, I'm lucky !!! */ | |
5950 | memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN); | |
5951 | awrq->sa_family = ARPHRD_ETHER; | |
5952 | ||
5953 | return 0; | |
5954 | } | |
5955 | ||
5956 | /*------------------------------------------------------------------*/ | |
5957 | /* | |
5958 | * Wireless Handler : set Nickname | |
5959 | */ | |
5960 | static int airo_set_nick(struct net_device *dev, | |
5961 | struct iw_request_info *info, | |
5962 | struct iw_point *dwrq, | |
5963 | char *extra) | |
5964 | { | |
faf3994a | 5965 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5966 | |
5967 | /* Check the size of the string */ | |
7f8544cc | 5968 | if(dwrq->length > 16) { |
1da177e4 LT |
5969 | return -E2BIG; |
5970 | } | |
5971 | readConfigRid(local, 1); | |
5972 | memset(local->config.nodeName, 0, sizeof(local->config.nodeName)); | |
5973 | memcpy(local->config.nodeName, extra, dwrq->length); | |
5974 | set_bit (FLAG_COMMIT, &local->flags); | |
5975 | ||
5976 | return -EINPROGRESS; /* Call commit handler */ | |
5977 | } | |
5978 | ||
5979 | /*------------------------------------------------------------------*/ | |
5980 | /* | |
5981 | * Wireless Handler : get Nickname | |
5982 | */ | |
5983 | static int airo_get_nick(struct net_device *dev, | |
5984 | struct iw_request_info *info, | |
5985 | struct iw_point *dwrq, | |
5986 | char *extra) | |
5987 | { | |
faf3994a | 5988 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5989 | |
5990 | readConfigRid(local, 1); | |
5991 | strncpy(extra, local->config.nodeName, 16); | |
5992 | extra[16] = '\0'; | |
7f8544cc | 5993 | dwrq->length = strlen(extra); |
1da177e4 LT |
5994 | |
5995 | return 0; | |
5996 | } | |
5997 | ||
5998 | /*------------------------------------------------------------------*/ | |
5999 | /* | |
6000 | * Wireless Handler : set Bit-Rate | |
6001 | */ | |
6002 | static int airo_set_rate(struct net_device *dev, | |
6003 | struct iw_request_info *info, | |
6004 | struct iw_param *vwrq, | |
6005 | char *extra) | |
6006 | { | |
faf3994a | 6007 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6008 | CapabilityRid cap_rid; /* Card capability info */ |
6009 | u8 brate = 0; | |
6010 | int i; | |
6011 | ||
6012 | /* First : get a valid bit rate value */ | |
6013 | readCapabilityRid(local, &cap_rid, 1); | |
6014 | ||
6015 | /* Which type of value ? */ | |
6016 | if((vwrq->value < 8) && (vwrq->value >= 0)) { | |
6017 | /* Setting by rate index */ | |
6018 | /* Find value in the magic rate table */ | |
6019 | brate = cap_rid.supportedRates[vwrq->value]; | |
6020 | } else { | |
6021 | /* Setting by frequency value */ | |
6022 | u8 normvalue = (u8) (vwrq->value/500000); | |
6023 | ||
6024 | /* Check if rate is valid */ | |
6025 | for(i = 0 ; i < 8 ; i++) { | |
6026 | if(normvalue == cap_rid.supportedRates[i]) { | |
6027 | brate = normvalue; | |
6028 | break; | |
6029 | } | |
6030 | } | |
6031 | } | |
6032 | /* -1 designed the max rate (mostly auto mode) */ | |
6033 | if(vwrq->value == -1) { | |
6034 | /* Get the highest available rate */ | |
6035 | for(i = 0 ; i < 8 ; i++) { | |
6036 | if(cap_rid.supportedRates[i] == 0) | |
6037 | break; | |
6038 | } | |
6039 | if(i != 0) | |
6040 | brate = cap_rid.supportedRates[i - 1]; | |
6041 | } | |
6042 | /* Check that it is valid */ | |
6043 | if(brate == 0) { | |
6044 | return -EINVAL; | |
6045 | } | |
6046 | ||
6047 | readConfigRid(local, 1); | |
6048 | /* Now, check if we want a fixed or auto value */ | |
6049 | if(vwrq->fixed == 0) { | |
6050 | /* Fill all the rates up to this max rate */ | |
6051 | memset(local->config.rates, 0, 8); | |
6052 | for(i = 0 ; i < 8 ; i++) { | |
6053 | local->config.rates[i] = cap_rid.supportedRates[i]; | |
6054 | if(local->config.rates[i] == brate) | |
6055 | break; | |
6056 | } | |
6057 | } else { | |
6058 | /* Fixed mode */ | |
6059 | /* One rate, fixed */ | |
6060 | memset(local->config.rates, 0, 8); | |
6061 | local->config.rates[0] = brate; | |
6062 | } | |
6063 | set_bit (FLAG_COMMIT, &local->flags); | |
6064 | ||
6065 | return -EINPROGRESS; /* Call commit handler */ | |
6066 | } | |
6067 | ||
6068 | /*------------------------------------------------------------------*/ | |
6069 | /* | |
6070 | * Wireless Handler : get Bit-Rate | |
6071 | */ | |
6072 | static int airo_get_rate(struct net_device *dev, | |
6073 | struct iw_request_info *info, | |
6074 | struct iw_param *vwrq, | |
6075 | char *extra) | |
6076 | { | |
faf3994a | 6077 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6078 | StatusRid status_rid; /* Card status info */ |
6079 | ||
6080 | readStatusRid(local, &status_rid, 1); | |
6081 | ||
329e2c00 | 6082 | vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000; |
1da177e4 LT |
6083 | /* If more than one rate, set auto */ |
6084 | readConfigRid(local, 1); | |
6085 | vwrq->fixed = (local->config.rates[1] == 0); | |
6086 | ||
6087 | return 0; | |
6088 | } | |
6089 | ||
6090 | /*------------------------------------------------------------------*/ | |
6091 | /* | |
6092 | * Wireless Handler : set RTS threshold | |
6093 | */ | |
6094 | static int airo_set_rts(struct net_device *dev, | |
6095 | struct iw_request_info *info, | |
6096 | struct iw_param *vwrq, | |
6097 | char *extra) | |
6098 | { | |
faf3994a | 6099 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6100 | int rthr = vwrq->value; |
6101 | ||
6102 | if(vwrq->disabled) | |
15db2763 DW |
6103 | rthr = AIRO_DEF_MTU; |
6104 | if((rthr < 0) || (rthr > AIRO_DEF_MTU)) { | |
1da177e4 LT |
6105 | return -EINVAL; |
6106 | } | |
6107 | readConfigRid(local, 1); | |
3eb9b41f | 6108 | local->config.rtsThres = cpu_to_le16(rthr); |
1da177e4 LT |
6109 | set_bit (FLAG_COMMIT, &local->flags); |
6110 | ||
6111 | return -EINPROGRESS; /* Call commit handler */ | |
6112 | } | |
6113 | ||
6114 | /*------------------------------------------------------------------*/ | |
6115 | /* | |
6116 | * Wireless Handler : get RTS threshold | |
6117 | */ | |
6118 | static int airo_get_rts(struct net_device *dev, | |
6119 | struct iw_request_info *info, | |
6120 | struct iw_param *vwrq, | |
6121 | char *extra) | |
6122 | { | |
faf3994a | 6123 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6124 | |
6125 | readConfigRid(local, 1); | |
3eb9b41f | 6126 | vwrq->value = le16_to_cpu(local->config.rtsThres); |
15db2763 | 6127 | vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU); |
1da177e4 LT |
6128 | vwrq->fixed = 1; |
6129 | ||
6130 | return 0; | |
6131 | } | |
6132 | ||
6133 | /*------------------------------------------------------------------*/ | |
6134 | /* | |
6135 | * Wireless Handler : set Fragmentation threshold | |
6136 | */ | |
6137 | static int airo_set_frag(struct net_device *dev, | |
6138 | struct iw_request_info *info, | |
6139 | struct iw_param *vwrq, | |
6140 | char *extra) | |
6141 | { | |
faf3994a | 6142 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6143 | int fthr = vwrq->value; |
6144 | ||
6145 | if(vwrq->disabled) | |
15db2763 DW |
6146 | fthr = AIRO_DEF_MTU; |
6147 | if((fthr < 256) || (fthr > AIRO_DEF_MTU)) { | |
1da177e4 LT |
6148 | return -EINVAL; |
6149 | } | |
6150 | fthr &= ~0x1; /* Get an even value - is it really needed ??? */ | |
6151 | readConfigRid(local, 1); | |
3eb9b41f | 6152 | local->config.fragThresh = cpu_to_le16(fthr); |
1da177e4 LT |
6153 | set_bit (FLAG_COMMIT, &local->flags); |
6154 | ||
6155 | return -EINPROGRESS; /* Call commit handler */ | |
6156 | } | |
6157 | ||
6158 | /*------------------------------------------------------------------*/ | |
6159 | /* | |
6160 | * Wireless Handler : get Fragmentation threshold | |
6161 | */ | |
6162 | static int airo_get_frag(struct net_device *dev, | |
6163 | struct iw_request_info *info, | |
6164 | struct iw_param *vwrq, | |
6165 | char *extra) | |
6166 | { | |
faf3994a | 6167 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6168 | |
6169 | readConfigRid(local, 1); | |
3eb9b41f | 6170 | vwrq->value = le16_to_cpu(local->config.fragThresh); |
15db2763 | 6171 | vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU); |
1da177e4 LT |
6172 | vwrq->fixed = 1; |
6173 | ||
6174 | return 0; | |
6175 | } | |
6176 | ||
6177 | /*------------------------------------------------------------------*/ | |
6178 | /* | |
6179 | * Wireless Handler : set Mode of Operation | |
6180 | */ | |
6181 | static int airo_set_mode(struct net_device *dev, | |
6182 | struct iw_request_info *info, | |
6183 | __u32 *uwrq, | |
6184 | char *extra) | |
6185 | { | |
faf3994a | 6186 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6187 | int reset = 0; |
6188 | ||
6189 | readConfigRid(local, 1); | |
3eb9b41f | 6190 | if (sniffing_mode(local)) |
1da177e4 LT |
6191 | reset = 1; |
6192 | ||
6193 | switch(*uwrq) { | |
6194 | case IW_MODE_ADHOC: | |
3eb9b41f | 6195 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6196 | local->config.opmode |= MODE_STA_IBSS; |
3eb9b41f | 6197 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6198 | local->config.scanMode = SCANMODE_ACTIVE; |
6199 | clear_bit (FLAG_802_11, &local->flags); | |
6200 | break; | |
6201 | case IW_MODE_INFRA: | |
3eb9b41f | 6202 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6203 | local->config.opmode |= MODE_STA_ESS; |
3eb9b41f | 6204 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6205 | local->config.scanMode = SCANMODE_ACTIVE; |
6206 | clear_bit (FLAG_802_11, &local->flags); | |
6207 | break; | |
6208 | case IW_MODE_MASTER: | |
3eb9b41f | 6209 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6210 | local->config.opmode |= MODE_AP; |
3eb9b41f | 6211 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6212 | local->config.scanMode = SCANMODE_ACTIVE; |
6213 | clear_bit (FLAG_802_11, &local->flags); | |
6214 | break; | |
6215 | case IW_MODE_REPEAT: | |
3eb9b41f | 6216 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6217 | local->config.opmode |= MODE_AP_RPTR; |
3eb9b41f | 6218 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6219 | local->config.scanMode = SCANMODE_ACTIVE; |
6220 | clear_bit (FLAG_802_11, &local->flags); | |
6221 | break; | |
6222 | case IW_MODE_MONITOR: | |
3eb9b41f | 6223 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6224 | local->config.opmode |= MODE_STA_ESS; |
3eb9b41f | 6225 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6226 | local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER; |
6227 | local->config.scanMode = SCANMODE_PASSIVE; | |
6228 | set_bit (FLAG_802_11, &local->flags); | |
6229 | break; | |
6230 | default: | |
6231 | return -EINVAL; | |
6232 | } | |
6233 | if (reset) | |
6234 | set_bit (FLAG_RESET, &local->flags); | |
6235 | set_bit (FLAG_COMMIT, &local->flags); | |
6236 | ||
6237 | return -EINPROGRESS; /* Call commit handler */ | |
6238 | } | |
6239 | ||
6240 | /*------------------------------------------------------------------*/ | |
6241 | /* | |
6242 | * Wireless Handler : get Mode of Operation | |
6243 | */ | |
6244 | static int airo_get_mode(struct net_device *dev, | |
6245 | struct iw_request_info *info, | |
6246 | __u32 *uwrq, | |
6247 | char *extra) | |
6248 | { | |
faf3994a | 6249 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6250 | |
6251 | readConfigRid(local, 1); | |
6252 | /* If not managed, assume it's ad-hoc */ | |
3eb9b41f | 6253 | switch (local->config.opmode & MODE_CFG_MASK) { |
1da177e4 LT |
6254 | case MODE_STA_ESS: |
6255 | *uwrq = IW_MODE_INFRA; | |
6256 | break; | |
6257 | case MODE_AP: | |
6258 | *uwrq = IW_MODE_MASTER; | |
6259 | break; | |
6260 | case MODE_AP_RPTR: | |
6261 | *uwrq = IW_MODE_REPEAT; | |
6262 | break; | |
6263 | default: | |
6264 | *uwrq = IW_MODE_ADHOC; | |
6265 | } | |
6266 | ||
6267 | return 0; | |
6268 | } | |
6269 | ||
56d81bd3 AV |
6270 | static inline int valid_index(CapabilityRid *p, int index) |
6271 | { | |
6272 | if (index < 0) | |
6273 | return 0; | |
6274 | return index < (p->softCap & cpu_to_le16(0x80) ? 4 : 1); | |
6275 | } | |
6276 | ||
1da177e4 LT |
6277 | /*------------------------------------------------------------------*/ |
6278 | /* | |
6279 | * Wireless Handler : set Encryption Key | |
6280 | */ | |
6281 | static int airo_set_encode(struct net_device *dev, | |
6282 | struct iw_request_info *info, | |
6283 | struct iw_point *dwrq, | |
6284 | char *extra) | |
6285 | { | |
faf3994a | 6286 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 6287 | CapabilityRid cap_rid; /* Card capability info */ |
f89b2321 | 6288 | int perm = ( dwrq->flags & IW_ENCODE_TEMP ? 0 : 1 ); |
3eb9b41f | 6289 | __le16 currentAuthType = local->config.authType; |
1da177e4 LT |
6290 | |
6291 | /* Is WEP supported ? */ | |
6292 | readCapabilityRid(local, &cap_rid, 1); | |
6293 | /* Older firmware doesn't support this... | |
56d81bd3 | 6294 | if(!(cap_rid.softCap & cpu_to_le16(2))) { |
1da177e4 LT |
6295 | return -EOPNOTSUPP; |
6296 | } */ | |
6297 | readConfigRid(local, 1); | |
6298 | ||
6299 | /* Basic checking: do we have a key to set ? | |
6300 | * Note : with the new API, it's impossible to get a NULL pointer. | |
6301 | * Therefore, we need to check a key size == 0 instead. | |
6302 | * New version of iwconfig properly set the IW_ENCODE_NOKEY flag | |
6303 | * when no key is present (only change flags), but older versions | |
6304 | * don't do it. - Jean II */ | |
6305 | if (dwrq->length > 0) { | |
6306 | wep_key_t key; | |
6307 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
6308 | int current_index = get_wep_key(local, 0xffff); | |
6309 | /* Check the size of the key */ | |
6310 | if (dwrq->length > MAX_KEY_SIZE) { | |
6311 | return -EINVAL; | |
6312 | } | |
6313 | /* Check the index (none -> use current) */ | |
56d81bd3 | 6314 | if (!valid_index(&cap_rid, index)) |
1da177e4 LT |
6315 | index = current_index; |
6316 | /* Set the length */ | |
6317 | if (dwrq->length > MIN_KEY_SIZE) | |
6318 | key.len = MAX_KEY_SIZE; | |
6319 | else | |
6320 | if (dwrq->length > 0) | |
6321 | key.len = MIN_KEY_SIZE; | |
6322 | else | |
6323 | /* Disable the key */ | |
6324 | key.len = 0; | |
6325 | /* Check if the key is not marked as invalid */ | |
6326 | if(!(dwrq->flags & IW_ENCODE_NOKEY)) { | |
6327 | /* Cleanup */ | |
6328 | memset(key.key, 0, MAX_KEY_SIZE); | |
6329 | /* Copy the key in the driver */ | |
6330 | memcpy(key.key, extra, dwrq->length); | |
6331 | /* Send the key to the card */ | |
f89b2321 | 6332 | set_wep_key(local, index, key.key, key.len, perm, 1); |
1da177e4 LT |
6333 | } |
6334 | /* WE specify that if a valid key is set, encryption | |
6335 | * should be enabled (user may turn it off later) | |
6336 | * This is also how "iwconfig ethX key on" works */ | |
6337 | if((index == current_index) && (key.len > 0) && | |
6338 | (local->config.authType == AUTH_OPEN)) { | |
6339 | local->config.authType = AUTH_ENCRYPT; | |
1da177e4 LT |
6340 | } |
6341 | } else { | |
6342 | /* Do we want to just set the transmit key index ? */ | |
6343 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
56d81bd3 | 6344 | if (valid_index(&cap_rid, index)) { |
f89b2321 | 6345 | set_wep_key(local, index, NULL, 0, perm, 1); |
1da177e4 LT |
6346 | } else |
6347 | /* Don't complain if only change the mode */ | |
93a3b607 | 6348 | if (!(dwrq->flags & IW_ENCODE_MODE)) |
1da177e4 | 6349 | return -EINVAL; |
1da177e4 LT |
6350 | } |
6351 | /* Read the flags */ | |
6352 | if(dwrq->flags & IW_ENCODE_DISABLED) | |
6353 | local->config.authType = AUTH_OPEN; // disable encryption | |
6354 | if(dwrq->flags & IW_ENCODE_RESTRICTED) | |
6355 | local->config.authType = AUTH_SHAREDKEY; // Only Both | |
6356 | if(dwrq->flags & IW_ENCODE_OPEN) | |
6357 | local->config.authType = AUTH_ENCRYPT; // Only Wep | |
6358 | /* Commit the changes to flags if needed */ | |
f89b2321 | 6359 | if (local->config.authType != currentAuthType) |
1da177e4 LT |
6360 | set_bit (FLAG_COMMIT, &local->flags); |
6361 | return -EINPROGRESS; /* Call commit handler */ | |
6362 | } | |
6363 | ||
6364 | /*------------------------------------------------------------------*/ | |
6365 | /* | |
6366 | * Wireless Handler : get Encryption Key | |
6367 | */ | |
6368 | static int airo_get_encode(struct net_device *dev, | |
6369 | struct iw_request_info *info, | |
6370 | struct iw_point *dwrq, | |
6371 | char *extra) | |
6372 | { | |
faf3994a | 6373 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6374 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
6375 | CapabilityRid cap_rid; /* Card capability info */ | |
6376 | ||
6377 | /* Is it supported ? */ | |
6378 | readCapabilityRid(local, &cap_rid, 1); | |
56d81bd3 | 6379 | if(!(cap_rid.softCap & cpu_to_le16(2))) { |
1da177e4 LT |
6380 | return -EOPNOTSUPP; |
6381 | } | |
6382 | readConfigRid(local, 1); | |
6383 | /* Check encryption mode */ | |
6384 | switch(local->config.authType) { | |
6385 | case AUTH_ENCRYPT: | |
6386 | dwrq->flags = IW_ENCODE_OPEN; | |
6387 | break; | |
6388 | case AUTH_SHAREDKEY: | |
6389 | dwrq->flags = IW_ENCODE_RESTRICTED; | |
6390 | break; | |
6391 | default: | |
6392 | case AUTH_OPEN: | |
6393 | dwrq->flags = IW_ENCODE_DISABLED; | |
6394 | break; | |
6395 | } | |
6396 | /* We can't return the key, so set the proper flag and return zero */ | |
6397 | dwrq->flags |= IW_ENCODE_NOKEY; | |
6398 | memset(extra, 0, 16); | |
6399 | ||
6400 | /* Which key do we want ? -1 -> tx index */ | |
56d81bd3 | 6401 | if (!valid_index(&cap_rid, index)) |
1da177e4 LT |
6402 | index = get_wep_key(local, 0xffff); |
6403 | dwrq->flags |= index + 1; | |
6404 | /* Copy the key to the user buffer */ | |
6405 | dwrq->length = get_wep_key(local, index); | |
6406 | if (dwrq->length > 16) { | |
6407 | dwrq->length=0; | |
6408 | } | |
6409 | return 0; | |
6410 | } | |
6411 | ||
4be757dd DW |
6412 | /*------------------------------------------------------------------*/ |
6413 | /* | |
6414 | * Wireless Handler : set extended Encryption parameters | |
6415 | */ | |
6416 | static int airo_set_encodeext(struct net_device *dev, | |
6417 | struct iw_request_info *info, | |
6418 | union iwreq_data *wrqu, | |
6419 | char *extra) | |
6420 | { | |
faf3994a | 6421 | struct airo_info *local = dev->ml_priv; |
4be757dd DW |
6422 | struct iw_point *encoding = &wrqu->encoding; |
6423 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; | |
6424 | CapabilityRid cap_rid; /* Card capability info */ | |
6425 | int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 ); | |
3eb9b41f | 6426 | __le16 currentAuthType = local->config.authType; |
22d8846e | 6427 | int idx, key_len, alg = ext->alg, set_key = 1; |
4be757dd DW |
6428 | wep_key_t key; |
6429 | ||
6430 | /* Is WEP supported ? */ | |
6431 | readCapabilityRid(local, &cap_rid, 1); | |
6432 | /* Older firmware doesn't support this... | |
56d81bd3 | 6433 | if(!(cap_rid.softCap & cpu_to_le16(2))) { |
4be757dd DW |
6434 | return -EOPNOTSUPP; |
6435 | } */ | |
6436 | readConfigRid(local, 1); | |
6437 | ||
6438 | /* Determine and validate the key index */ | |
6439 | idx = encoding->flags & IW_ENCODE_INDEX; | |
6440 | if (idx) { | |
56d81bd3 | 6441 | if (!valid_index(&cap_rid, idx - 1)) |
4be757dd DW |
6442 | return -EINVAL; |
6443 | idx--; | |
6444 | } else | |
6445 | idx = get_wep_key(local, 0xffff); | |
6446 | ||
6447 | if (encoding->flags & IW_ENCODE_DISABLED) | |
6448 | alg = IW_ENCODE_ALG_NONE; | |
6449 | ||
4be757dd | 6450 | if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { |
22d8846e DW |
6451 | /* Only set transmit key index here, actual |
6452 | * key is set below if needed. | |
6453 | */ | |
4be757dd | 6454 | set_wep_key(local, idx, NULL, 0, perm, 1); |
22d8846e DW |
6455 | set_key = ext->key_len > 0 ? 1 : 0; |
6456 | } | |
6457 | ||
6458 | if (set_key) { | |
4be757dd DW |
6459 | /* Set the requested key first */ |
6460 | memset(key.key, 0, MAX_KEY_SIZE); | |
6461 | switch (alg) { | |
6462 | case IW_ENCODE_ALG_NONE: | |
6463 | key.len = 0; | |
6464 | break; | |
6465 | case IW_ENCODE_ALG_WEP: | |
6466 | if (ext->key_len > MIN_KEY_SIZE) { | |
6467 | key.len = MAX_KEY_SIZE; | |
6468 | } else if (ext->key_len > 0) { | |
6469 | key.len = MIN_KEY_SIZE; | |
6470 | } else { | |
6471 | return -EINVAL; | |
6472 | } | |
6473 | key_len = min (ext->key_len, key.len); | |
6474 | memcpy(key.key, ext->key, key_len); | |
6475 | break; | |
6476 | default: | |
6477 | return -EINVAL; | |
6478 | } | |
6479 | /* Send the key to the card */ | |
6480 | set_wep_key(local, idx, key.key, key.len, perm, 1); | |
6481 | } | |
6482 | ||
6483 | /* Read the flags */ | |
6484 | if(encoding->flags & IW_ENCODE_DISABLED) | |
6485 | local->config.authType = AUTH_OPEN; // disable encryption | |
6486 | if(encoding->flags & IW_ENCODE_RESTRICTED) | |
6487 | local->config.authType = AUTH_SHAREDKEY; // Only Both | |
6488 | if(encoding->flags & IW_ENCODE_OPEN) | |
6489 | local->config.authType = AUTH_ENCRYPT; // Only Wep | |
6490 | /* Commit the changes to flags if needed */ | |
6491 | if (local->config.authType != currentAuthType) | |
6492 | set_bit (FLAG_COMMIT, &local->flags); | |
6493 | ||
6494 | return -EINPROGRESS; | |
6495 | } | |
6496 | ||
6497 | ||
6498 | /*------------------------------------------------------------------*/ | |
6499 | /* | |
6500 | * Wireless Handler : get extended Encryption parameters | |
6501 | */ | |
6502 | static int airo_get_encodeext(struct net_device *dev, | |
6503 | struct iw_request_info *info, | |
6504 | union iwreq_data *wrqu, | |
6505 | char *extra) | |
6506 | { | |
faf3994a | 6507 | struct airo_info *local = dev->ml_priv; |
4be757dd DW |
6508 | struct iw_point *encoding = &wrqu->encoding; |
6509 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; | |
6510 | CapabilityRid cap_rid; /* Card capability info */ | |
6511 | int idx, max_key_len; | |
6512 | ||
6513 | /* Is it supported ? */ | |
6514 | readCapabilityRid(local, &cap_rid, 1); | |
56d81bd3 | 6515 | if(!(cap_rid.softCap & cpu_to_le16(2))) { |
4be757dd DW |
6516 | return -EOPNOTSUPP; |
6517 | } | |
6518 | readConfigRid(local, 1); | |
6519 | ||
6520 | max_key_len = encoding->length - sizeof(*ext); | |
6521 | if (max_key_len < 0) | |
6522 | return -EINVAL; | |
6523 | ||
6524 | idx = encoding->flags & IW_ENCODE_INDEX; | |
6525 | if (idx) { | |
56d81bd3 | 6526 | if (!valid_index(&cap_rid, idx - 1)) |
4be757dd DW |
6527 | return -EINVAL; |
6528 | idx--; | |
6529 | } else | |
6530 | idx = get_wep_key(local, 0xffff); | |
6531 | ||
6532 | encoding->flags = idx + 1; | |
6533 | memset(ext, 0, sizeof(*ext)); | |
6534 | ||
6535 | /* Check encryption mode */ | |
6536 | switch(local->config.authType) { | |
6537 | case AUTH_ENCRYPT: | |
6538 | encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED; | |
6539 | break; | |
6540 | case AUTH_SHAREDKEY: | |
6541 | encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED; | |
6542 | break; | |
6543 | default: | |
6544 | case AUTH_OPEN: | |
6545 | encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED; | |
6546 | break; | |
6547 | } | |
6548 | /* We can't return the key, so set the proper flag and return zero */ | |
6549 | encoding->flags |= IW_ENCODE_NOKEY; | |
6550 | memset(extra, 0, 16); | |
6551 | ||
6552 | /* Copy the key to the user buffer */ | |
6553 | ext->key_len = get_wep_key(local, idx); | |
6554 | if (ext->key_len > 16) { | |
6555 | ext->key_len=0; | |
6556 | } | |
6557 | ||
6558 | return 0; | |
6559 | } | |
6560 | ||
6561 | ||
6562 | /*------------------------------------------------------------------*/ | |
6563 | /* | |
6564 | * Wireless Handler : set extended authentication parameters | |
6565 | */ | |
6566 | static int airo_set_auth(struct net_device *dev, | |
6567 | struct iw_request_info *info, | |
6568 | union iwreq_data *wrqu, char *extra) | |
6569 | { | |
faf3994a | 6570 | struct airo_info *local = dev->ml_priv; |
4be757dd | 6571 | struct iw_param *param = &wrqu->param; |
3eb9b41f | 6572 | __le16 currentAuthType = local->config.authType; |
4be757dd DW |
6573 | |
6574 | switch (param->flags & IW_AUTH_INDEX) { | |
6575 | case IW_AUTH_WPA_VERSION: | |
6576 | case IW_AUTH_CIPHER_PAIRWISE: | |
6577 | case IW_AUTH_CIPHER_GROUP: | |
6578 | case IW_AUTH_KEY_MGMT: | |
6579 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
6580 | case IW_AUTH_PRIVACY_INVOKED: | |
6581 | /* | |
6582 | * airo does not use these parameters | |
6583 | */ | |
6584 | break; | |
6585 | ||
6586 | case IW_AUTH_DROP_UNENCRYPTED: | |
6587 | if (param->value) { | |
6588 | /* Only change auth type if unencrypted */ | |
6589 | if (currentAuthType == AUTH_OPEN) | |
6590 | local->config.authType = AUTH_ENCRYPT; | |
6591 | } else { | |
6592 | local->config.authType = AUTH_OPEN; | |
6593 | } | |
6594 | ||
6595 | /* Commit the changes to flags if needed */ | |
6596 | if (local->config.authType != currentAuthType) | |
6597 | set_bit (FLAG_COMMIT, &local->flags); | |
6598 | break; | |
6599 | ||
6600 | case IW_AUTH_80211_AUTH_ALG: { | |
6601 | /* FIXME: What about AUTH_OPEN? This API seems to | |
6602 | * disallow setting our auth to AUTH_OPEN. | |
6603 | */ | |
6604 | if (param->value & IW_AUTH_ALG_SHARED_KEY) { | |
6605 | local->config.authType = AUTH_SHAREDKEY; | |
6606 | } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { | |
6607 | local->config.authType = AUTH_ENCRYPT; | |
6608 | } else | |
6609 | return -EINVAL; | |
6610 | break; | |
6611 | ||
6612 | /* Commit the changes to flags if needed */ | |
6613 | if (local->config.authType != currentAuthType) | |
6614 | set_bit (FLAG_COMMIT, &local->flags); | |
6615 | } | |
6616 | ||
6617 | case IW_AUTH_WPA_ENABLED: | |
6618 | /* Silently accept disable of WPA */ | |
6619 | if (param->value > 0) | |
6620 | return -EOPNOTSUPP; | |
6621 | break; | |
6622 | ||
6623 | default: | |
6624 | return -EOPNOTSUPP; | |
6625 | } | |
6626 | return -EINPROGRESS; | |
6627 | } | |
6628 | ||
6629 | ||
6630 | /*------------------------------------------------------------------*/ | |
6631 | /* | |
6632 | * Wireless Handler : get extended authentication parameters | |
6633 | */ | |
6634 | static int airo_get_auth(struct net_device *dev, | |
6635 | struct iw_request_info *info, | |
6636 | union iwreq_data *wrqu, char *extra) | |
6637 | { | |
faf3994a | 6638 | struct airo_info *local = dev->ml_priv; |
4be757dd | 6639 | struct iw_param *param = &wrqu->param; |
3eb9b41f | 6640 | __le16 currentAuthType = local->config.authType; |
4be757dd DW |
6641 | |
6642 | switch (param->flags & IW_AUTH_INDEX) { | |
6643 | case IW_AUTH_DROP_UNENCRYPTED: | |
6644 | switch (currentAuthType) { | |
6645 | case AUTH_SHAREDKEY: | |
6646 | case AUTH_ENCRYPT: | |
6647 | param->value = 1; | |
6648 | break; | |
6649 | default: | |
6650 | param->value = 0; | |
6651 | break; | |
6652 | } | |
6653 | break; | |
6654 | ||
6655 | case IW_AUTH_80211_AUTH_ALG: | |
6656 | switch (currentAuthType) { | |
6657 | case AUTH_SHAREDKEY: | |
6658 | param->value = IW_AUTH_ALG_SHARED_KEY; | |
6659 | break; | |
6660 | case AUTH_ENCRYPT: | |
6661 | default: | |
6662 | param->value = IW_AUTH_ALG_OPEN_SYSTEM; | |
6663 | break; | |
6664 | } | |
6665 | break; | |
6666 | ||
6667 | case IW_AUTH_WPA_ENABLED: | |
6668 | param->value = 0; | |
6669 | break; | |
6670 | ||
6671 | default: | |
6672 | return -EOPNOTSUPP; | |
6673 | } | |
6674 | return 0; | |
6675 | } | |
6676 | ||
6677 | ||
1da177e4 LT |
6678 | /*------------------------------------------------------------------*/ |
6679 | /* | |
6680 | * Wireless Handler : set Tx-Power | |
6681 | */ | |
6682 | static int airo_set_txpow(struct net_device *dev, | |
6683 | struct iw_request_info *info, | |
6684 | struct iw_param *vwrq, | |
6685 | char *extra) | |
6686 | { | |
faf3994a | 6687 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6688 | CapabilityRid cap_rid; /* Card capability info */ |
6689 | int i; | |
6690 | int rc = -EINVAL; | |
3eb9b41f | 6691 | __le16 v = cpu_to_le16(vwrq->value); |
1da177e4 LT |
6692 | |
6693 | readCapabilityRid(local, &cap_rid, 1); | |
6694 | ||
6695 | if (vwrq->disabled) { | |
6696 | set_bit (FLAG_RADIO_OFF, &local->flags); | |
6697 | set_bit (FLAG_COMMIT, &local->flags); | |
6698 | return -EINPROGRESS; /* Call commit handler */ | |
6699 | } | |
6700 | if (vwrq->flags != IW_TXPOW_MWATT) { | |
6701 | return -EINVAL; | |
6702 | } | |
6703 | clear_bit (FLAG_RADIO_OFF, &local->flags); | |
6704 | for (i = 0; cap_rid.txPowerLevels[i] && (i < 8); i++) | |
3eb9b41f | 6705 | if (v == cap_rid.txPowerLevels[i]) { |
1da177e4 | 6706 | readConfigRid(local, 1); |
3eb9b41f | 6707 | local->config.txPower = v; |
1da177e4 LT |
6708 | set_bit (FLAG_COMMIT, &local->flags); |
6709 | rc = -EINPROGRESS; /* Call commit handler */ | |
6710 | break; | |
6711 | } | |
6712 | return rc; | |
6713 | } | |
6714 | ||
6715 | /*------------------------------------------------------------------*/ | |
6716 | /* | |
6717 | * Wireless Handler : get Tx-Power | |
6718 | */ | |
6719 | static int airo_get_txpow(struct net_device *dev, | |
6720 | struct iw_request_info *info, | |
6721 | struct iw_param *vwrq, | |
6722 | char *extra) | |
6723 | { | |
faf3994a | 6724 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6725 | |
6726 | readConfigRid(local, 1); | |
3eb9b41f | 6727 | vwrq->value = le16_to_cpu(local->config.txPower); |
1da177e4 LT |
6728 | vwrq->fixed = 1; /* No power control */ |
6729 | vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags); | |
6730 | vwrq->flags = IW_TXPOW_MWATT; | |
6731 | ||
6732 | return 0; | |
6733 | } | |
6734 | ||
6735 | /*------------------------------------------------------------------*/ | |
6736 | /* | |
6737 | * Wireless Handler : set Retry limits | |
6738 | */ | |
6739 | static int airo_set_retry(struct net_device *dev, | |
6740 | struct iw_request_info *info, | |
6741 | struct iw_param *vwrq, | |
6742 | char *extra) | |
6743 | { | |
faf3994a | 6744 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6745 | int rc = -EINVAL; |
6746 | ||
6747 | if(vwrq->disabled) { | |
6748 | return -EINVAL; | |
6749 | } | |
6750 | readConfigRid(local, 1); | |
6751 | if(vwrq->flags & IW_RETRY_LIMIT) { | |
3eb9b41f | 6752 | __le16 v = cpu_to_le16(vwrq->value); |
7f8544cc | 6753 | if(vwrq->flags & IW_RETRY_LONG) |
3eb9b41f | 6754 | local->config.longRetryLimit = v; |
7f8544cc | 6755 | else if (vwrq->flags & IW_RETRY_SHORT) |
3eb9b41f | 6756 | local->config.shortRetryLimit = v; |
1da177e4 LT |
6757 | else { |
6758 | /* No modifier : set both */ | |
3eb9b41f AV |
6759 | local->config.longRetryLimit = v; |
6760 | local->config.shortRetryLimit = v; | |
1da177e4 LT |
6761 | } |
6762 | set_bit (FLAG_COMMIT, &local->flags); | |
6763 | rc = -EINPROGRESS; /* Call commit handler */ | |
6764 | } | |
6765 | if(vwrq->flags & IW_RETRY_LIFETIME) { | |
3eb9b41f | 6766 | local->config.txLifetime = cpu_to_le16(vwrq->value / 1024); |
1da177e4 LT |
6767 | set_bit (FLAG_COMMIT, &local->flags); |
6768 | rc = -EINPROGRESS; /* Call commit handler */ | |
6769 | } | |
6770 | return rc; | |
6771 | } | |
6772 | ||
6773 | /*------------------------------------------------------------------*/ | |
6774 | /* | |
6775 | * Wireless Handler : get Retry limits | |
6776 | */ | |
6777 | static int airo_get_retry(struct net_device *dev, | |
6778 | struct iw_request_info *info, | |
6779 | struct iw_param *vwrq, | |
6780 | char *extra) | |
6781 | { | |
faf3994a | 6782 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6783 | |
6784 | vwrq->disabled = 0; /* Can't be disabled */ | |
6785 | ||
6786 | readConfigRid(local, 1); | |
6787 | /* Note : by default, display the min retry number */ | |
6788 | if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { | |
6789 | vwrq->flags = IW_RETRY_LIFETIME; | |
3eb9b41f | 6790 | vwrq->value = le16_to_cpu(local->config.txLifetime) * 1024; |
7f8544cc JT |
6791 | } else if((vwrq->flags & IW_RETRY_LONG)) { |
6792 | vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; | |
3eb9b41f | 6793 | vwrq->value = le16_to_cpu(local->config.longRetryLimit); |
1da177e4 LT |
6794 | } else { |
6795 | vwrq->flags = IW_RETRY_LIMIT; | |
3eb9b41f AV |
6796 | vwrq->value = le16_to_cpu(local->config.shortRetryLimit); |
6797 | if(local->config.shortRetryLimit != local->config.longRetryLimit) | |
7f8544cc | 6798 | vwrq->flags |= IW_RETRY_SHORT; |
1da177e4 LT |
6799 | } |
6800 | ||
6801 | return 0; | |
6802 | } | |
6803 | ||
6804 | /*------------------------------------------------------------------*/ | |
6805 | /* | |
6806 | * Wireless Handler : get range info | |
6807 | */ | |
6808 | static int airo_get_range(struct net_device *dev, | |
6809 | struct iw_request_info *info, | |
6810 | struct iw_point *dwrq, | |
6811 | char *extra) | |
6812 | { | |
faf3994a | 6813 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6814 | struct iw_range *range = (struct iw_range *) extra; |
6815 | CapabilityRid cap_rid; /* Card capability info */ | |
6816 | int i; | |
6817 | int k; | |
6818 | ||
6819 | readCapabilityRid(local, &cap_rid, 1); | |
6820 | ||
6821 | dwrq->length = sizeof(struct iw_range); | |
6822 | memset(range, 0, sizeof(*range)); | |
6823 | range->min_nwid = 0x0000; | |
6824 | range->max_nwid = 0x0000; | |
6825 | range->num_channels = 14; | |
6826 | /* Should be based on cap_rid.country to give only | |
6827 | * what the current card support */ | |
6828 | k = 0; | |
6829 | for(i = 0; i < 14; i++) { | |
6830 | range->freq[k].i = i + 1; /* List index */ | |
9ee677c2 DK |
6831 | range->freq[k].m = ieee80211_dsss_chan_to_freq(i + 1) * 100000; |
6832 | range->freq[k++].e = 1; /* Values in MHz -> * 10^5 * 10 */ | |
1da177e4 LT |
6833 | } |
6834 | range->num_frequency = k; | |
6835 | ||
41480af2 DW |
6836 | range->sensitivity = 65535; |
6837 | ||
1da177e4 | 6838 | /* Hum... Should put the right values there */ |
41480af2 DW |
6839 | if (local->rssi) |
6840 | range->max_qual.qual = 100; /* % */ | |
6841 | else | |
6842 | range->max_qual.qual = airo_get_max_quality(&cap_rid); | |
ce6623c3 JT |
6843 | range->max_qual.level = 0x100 - 120; /* -120 dBm */ |
6844 | range->max_qual.noise = 0x100 - 120; /* -120 dBm */ | |
41480af2 DW |
6845 | |
6846 | /* Experimental measurements - boundary 11/5.5 Mb/s */ | |
6847 | /* Note : with or without the (local->rssi), results | |
6848 | * are somewhat different. - Jean II */ | |
6849 | if (local->rssi) { | |
ce6623c3 JT |
6850 | range->avg_qual.qual = 50; /* % */ |
6851 | range->avg_qual.level = 0x100 - 70; /* -70 dBm */ | |
41480af2 DW |
6852 | } else { |
6853 | range->avg_qual.qual = airo_get_avg_quality(&cap_rid); | |
ce6623c3 | 6854 | range->avg_qual.level = 0x100 - 80; /* -80 dBm */ |
41480af2 | 6855 | } |
ce6623c3 | 6856 | range->avg_qual.noise = 0x100 - 85; /* -85 dBm */ |
1da177e4 LT |
6857 | |
6858 | for(i = 0 ; i < 8 ; i++) { | |
6859 | range->bitrate[i] = cap_rid.supportedRates[i] * 500000; | |
6860 | if(range->bitrate[i] == 0) | |
6861 | break; | |
6862 | } | |
6863 | range->num_bitrates = i; | |
6864 | ||
6865 | /* Set an indication of the max TCP throughput | |
6866 | * in bit/s that we can expect using this interface. | |
6867 | * May be use for QoS stuff... Jean II */ | |
6868 | if(i > 2) | |
6869 | range->throughput = 5000 * 1000; | |
6870 | else | |
6871 | range->throughput = 1500 * 1000; | |
6872 | ||
6873 | range->min_rts = 0; | |
15db2763 | 6874 | range->max_rts = AIRO_DEF_MTU; |
1da177e4 | 6875 | range->min_frag = 256; |
15db2763 | 6876 | range->max_frag = AIRO_DEF_MTU; |
1da177e4 | 6877 | |
56d81bd3 | 6878 | if(cap_rid.softCap & cpu_to_le16(2)) { |
1da177e4 LT |
6879 | // WEP: RC4 40 bits |
6880 | range->encoding_size[0] = 5; | |
6881 | // RC4 ~128 bits | |
56d81bd3 | 6882 | if (cap_rid.softCap & cpu_to_le16(0x100)) { |
1da177e4 LT |
6883 | range->encoding_size[1] = 13; |
6884 | range->num_encoding_sizes = 2; | |
6885 | } else | |
6886 | range->num_encoding_sizes = 1; | |
56d81bd3 AV |
6887 | range->max_encoding_tokens = |
6888 | cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1; | |
1da177e4 LT |
6889 | } else { |
6890 | range->num_encoding_sizes = 0; | |
6891 | range->max_encoding_tokens = 0; | |
6892 | } | |
6893 | range->min_pmp = 0; | |
6894 | range->max_pmp = 5000000; /* 5 secs */ | |
6895 | range->min_pmt = 0; | |
6896 | range->max_pmt = 65535 * 1024; /* ??? */ | |
6897 | range->pmp_flags = IW_POWER_PERIOD; | |
6898 | range->pmt_flags = IW_POWER_TIMEOUT; | |
6899 | range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R; | |
6900 | ||
6901 | /* Transmit Power - values are in mW */ | |
6902 | for(i = 0 ; i < 8 ; i++) { | |
56d81bd3 | 6903 | range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]); |
1da177e4 LT |
6904 | if(range->txpower[i] == 0) |
6905 | break; | |
6906 | } | |
6907 | range->num_txpower = i; | |
6908 | range->txpower_capa = IW_TXPOW_MWATT; | |
3c304956 | 6909 | range->we_version_source = 19; |
1da177e4 LT |
6910 | range->we_version_compiled = WIRELESS_EXT; |
6911 | range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; | |
6912 | range->retry_flags = IW_RETRY_LIMIT; | |
6913 | range->r_time_flags = IW_RETRY_LIFETIME; | |
6914 | range->min_retry = 1; | |
6915 | range->max_retry = 65535; | |
6916 | range->min_r_time = 1024; | |
6917 | range->max_r_time = 65535 * 1024; | |
1da177e4 LT |
6918 | |
6919 | /* Event capability (kernel + driver) */ | |
6920 | range->event_capa[0] = (IW_EVENT_CAPA_K_0 | | |
6921 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | | |
6922 | IW_EVENT_CAPA_MASK(SIOCGIWAP) | | |
6923 | IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); | |
6924 | range->event_capa[1] = IW_EVENT_CAPA_K_1; | |
6925 | range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP); | |
6926 | return 0; | |
6927 | } | |
6928 | ||
6929 | /*------------------------------------------------------------------*/ | |
6930 | /* | |
6931 | * Wireless Handler : set Power Management | |
6932 | */ | |
6933 | static int airo_set_power(struct net_device *dev, | |
6934 | struct iw_request_info *info, | |
6935 | struct iw_param *vwrq, | |
6936 | char *extra) | |
6937 | { | |
faf3994a | 6938 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6939 | |
6940 | readConfigRid(local, 1); | |
6941 | if (vwrq->disabled) { | |
3eb9b41f | 6942 | if (sniffing_mode(local)) |
1da177e4 | 6943 | return -EINVAL; |
1da177e4 | 6944 | local->config.powerSaveMode = POWERSAVE_CAM; |
3eb9b41f | 6945 | local->config.rmode &= ~RXMODE_MASK; |
1da177e4 LT |
6946 | local->config.rmode |= RXMODE_BC_MC_ADDR; |
6947 | set_bit (FLAG_COMMIT, &local->flags); | |
6948 | return -EINPROGRESS; /* Call commit handler */ | |
6949 | } | |
6950 | if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { | |
3eb9b41f | 6951 | local->config.fastListenDelay = cpu_to_le16((vwrq->value + 500) / 1024); |
1da177e4 LT |
6952 | local->config.powerSaveMode = POWERSAVE_PSPCAM; |
6953 | set_bit (FLAG_COMMIT, &local->flags); | |
6954 | } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) { | |
3eb9b41f AV |
6955 | local->config.fastListenInterval = |
6956 | local->config.listenInterval = | |
6957 | cpu_to_le16((vwrq->value + 500) / 1024); | |
1da177e4 LT |
6958 | local->config.powerSaveMode = POWERSAVE_PSPCAM; |
6959 | set_bit (FLAG_COMMIT, &local->flags); | |
6960 | } | |
6961 | switch (vwrq->flags & IW_POWER_MODE) { | |
6962 | case IW_POWER_UNICAST_R: | |
3eb9b41f | 6963 | if (sniffing_mode(local)) |
1da177e4 | 6964 | return -EINVAL; |
3eb9b41f | 6965 | local->config.rmode &= ~RXMODE_MASK; |
1da177e4 LT |
6966 | local->config.rmode |= RXMODE_ADDR; |
6967 | set_bit (FLAG_COMMIT, &local->flags); | |
6968 | break; | |
6969 | case IW_POWER_ALL_R: | |
3eb9b41f | 6970 | if (sniffing_mode(local)) |
1da177e4 | 6971 | return -EINVAL; |
3eb9b41f | 6972 | local->config.rmode &= ~RXMODE_MASK; |
1da177e4 LT |
6973 | local->config.rmode |= RXMODE_BC_MC_ADDR; |
6974 | set_bit (FLAG_COMMIT, &local->flags); | |
6975 | case IW_POWER_ON: | |
7f8544cc | 6976 | /* This is broken, fixme ;-) */ |
1da177e4 LT |
6977 | break; |
6978 | default: | |
6979 | return -EINVAL; | |
6980 | } | |
6981 | // Note : we may want to factor local->need_commit here | |
6982 | // Note2 : may also want to factor RXMODE_RFMON test | |
6983 | return -EINPROGRESS; /* Call commit handler */ | |
6984 | } | |
6985 | ||
6986 | /*------------------------------------------------------------------*/ | |
6987 | /* | |
6988 | * Wireless Handler : get Power Management | |
6989 | */ | |
6990 | static int airo_get_power(struct net_device *dev, | |
6991 | struct iw_request_info *info, | |
6992 | struct iw_param *vwrq, | |
6993 | char *extra) | |
6994 | { | |
faf3994a | 6995 | struct airo_info *local = dev->ml_priv; |
3eb9b41f | 6996 | __le16 mode; |
1da177e4 LT |
6997 | |
6998 | readConfigRid(local, 1); | |
6999 | mode = local->config.powerSaveMode; | |
7000 | if ((vwrq->disabled = (mode == POWERSAVE_CAM))) | |
7001 | return 0; | |
7002 | if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { | |
3eb9b41f | 7003 | vwrq->value = le16_to_cpu(local->config.fastListenDelay) * 1024; |
1da177e4 LT |
7004 | vwrq->flags = IW_POWER_TIMEOUT; |
7005 | } else { | |
3eb9b41f | 7006 | vwrq->value = le16_to_cpu(local->config.fastListenInterval) * 1024; |
1da177e4 LT |
7007 | vwrq->flags = IW_POWER_PERIOD; |
7008 | } | |
3eb9b41f | 7009 | if ((local->config.rmode & RXMODE_MASK) == RXMODE_ADDR) |
1da177e4 LT |
7010 | vwrq->flags |= IW_POWER_UNICAST_R; |
7011 | else | |
7012 | vwrq->flags |= IW_POWER_ALL_R; | |
7013 | ||
7014 | return 0; | |
7015 | } | |
7016 | ||
7017 | /*------------------------------------------------------------------*/ | |
7018 | /* | |
7019 | * Wireless Handler : set Sensitivity | |
7020 | */ | |
7021 | static int airo_set_sens(struct net_device *dev, | |
7022 | struct iw_request_info *info, | |
7023 | struct iw_param *vwrq, | |
7024 | char *extra) | |
7025 | { | |
faf3994a | 7026 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7027 | |
7028 | readConfigRid(local, 1); | |
3eb9b41f AV |
7029 | local->config.rssiThreshold = |
7030 | cpu_to_le16(vwrq->disabled ? RSSI_DEFAULT : vwrq->value); | |
1da177e4 LT |
7031 | set_bit (FLAG_COMMIT, &local->flags); |
7032 | ||
7033 | return -EINPROGRESS; /* Call commit handler */ | |
7034 | } | |
7035 | ||
7036 | /*------------------------------------------------------------------*/ | |
7037 | /* | |
7038 | * Wireless Handler : get Sensitivity | |
7039 | */ | |
7040 | static int airo_get_sens(struct net_device *dev, | |
7041 | struct iw_request_info *info, | |
7042 | struct iw_param *vwrq, | |
7043 | char *extra) | |
7044 | { | |
faf3994a | 7045 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7046 | |
7047 | readConfigRid(local, 1); | |
3eb9b41f | 7048 | vwrq->value = le16_to_cpu(local->config.rssiThreshold); |
1da177e4 LT |
7049 | vwrq->disabled = (vwrq->value == 0); |
7050 | vwrq->fixed = 1; | |
7051 | ||
7052 | return 0; | |
7053 | } | |
7054 | ||
7055 | /*------------------------------------------------------------------*/ | |
7056 | /* | |
7057 | * Wireless Handler : get AP List | |
7058 | * Note : this is deprecated in favor of IWSCAN | |
7059 | */ | |
7060 | static int airo_get_aplist(struct net_device *dev, | |
7061 | struct iw_request_info *info, | |
7062 | struct iw_point *dwrq, | |
7063 | char *extra) | |
7064 | { | |
faf3994a | 7065 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7066 | struct sockaddr *address = (struct sockaddr *) extra; |
7067 | struct iw_quality qual[IW_MAX_AP]; | |
7068 | BSSListRid BSSList; | |
7069 | int i; | |
7070 | int loseSync = capable(CAP_NET_ADMIN) ? 1: -1; | |
7071 | ||
7072 | for (i = 0; i < IW_MAX_AP; i++) { | |
17e70491 | 7073 | u16 dBm; |
1da177e4 LT |
7074 | if (readBSSListRid(local, loseSync, &BSSList)) |
7075 | break; | |
7076 | loseSync = 0; | |
7077 | memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN); | |
7078 | address[i].sa_family = ARPHRD_ETHER; | |
17e70491 | 7079 | dBm = le16_to_cpu(BSSList.dBm); |
41480af2 | 7080 | if (local->rssi) { |
17e70491 AV |
7081 | qual[i].level = 0x100 - dBm; |
7082 | qual[i].qual = airo_dbm_to_pct(local->rssi, dBm); | |
ce6623c3 JT |
7083 | qual[i].updated = IW_QUAL_QUAL_UPDATED |
7084 | | IW_QUAL_LEVEL_UPDATED | |
7085 | | IW_QUAL_DBM; | |
41480af2 | 7086 | } else { |
17e70491 | 7087 | qual[i].level = (dBm + 321) / 2; |
41480af2 | 7088 | qual[i].qual = 0; |
ce6623c3 JT |
7089 | qual[i].updated = IW_QUAL_QUAL_INVALID |
7090 | | IW_QUAL_LEVEL_UPDATED | |
7091 | | IW_QUAL_DBM; | |
41480af2 DW |
7092 | } |
7093 | qual[i].noise = local->wstats.qual.noise; | |
17e70491 | 7094 | if (BSSList.index == cpu_to_le16(0xffff)) |
1da177e4 LT |
7095 | break; |
7096 | } | |
7097 | if (!i) { | |
7098 | StatusRid status_rid; /* Card status info */ | |
7099 | readStatusRid(local, &status_rid, 1); | |
7100 | for (i = 0; | |
7101 | i < min(IW_MAX_AP, 4) && | |
7102 | (status_rid.bssid[i][0] | |
7103 | & status_rid.bssid[i][1] | |
7104 | & status_rid.bssid[i][2] | |
7105 | & status_rid.bssid[i][3] | |
7106 | & status_rid.bssid[i][4] | |
7107 | & status_rid.bssid[i][5])!=0xff && | |
7108 | (status_rid.bssid[i][0] | |
7109 | | status_rid.bssid[i][1] | |
7110 | | status_rid.bssid[i][2] | |
7111 | | status_rid.bssid[i][3] | |
7112 | | status_rid.bssid[i][4] | |
7113 | | status_rid.bssid[i][5]); | |
7114 | i++) { | |
7115 | memcpy(address[i].sa_data, | |
7116 | status_rid.bssid[i], ETH_ALEN); | |
7117 | address[i].sa_family = ARPHRD_ETHER; | |
7118 | } | |
7119 | } else { | |
7120 | dwrq->flags = 1; /* Should be define'd */ | |
7121 | memcpy(extra + sizeof(struct sockaddr)*i, | |
7122 | &qual, sizeof(struct iw_quality)*i); | |
7123 | } | |
7124 | dwrq->length = i; | |
7125 | ||
7126 | return 0; | |
7127 | } | |
7128 | ||
7129 | /*------------------------------------------------------------------*/ | |
7130 | /* | |
7131 | * Wireless Handler : Initiate Scan | |
7132 | */ | |
7133 | static int airo_set_scan(struct net_device *dev, | |
7134 | struct iw_request_info *info, | |
9930ccee | 7135 | struct iw_point *dwrq, |
1da177e4 LT |
7136 | char *extra) |
7137 | { | |
faf3994a | 7138 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
7139 | Cmd cmd; |
7140 | Resp rsp; | |
9e75af30 | 7141 | int wake = 0; |
1da177e4 LT |
7142 | |
7143 | /* Note : you may have realised that, as this is a SET operation, | |
7144 | * this is privileged and therefore a normal user can't | |
7145 | * perform scanning. | |
7146 | * This is not an error, while the device perform scanning, | |
7147 | * traffic doesn't flow, so it's a perfect DoS... | |
7148 | * Jean II */ | |
7149 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; | |
7150 | ||
9e75af30 DW |
7151 | if (down_interruptible(&ai->sem)) |
7152 | return -ERESTARTSYS; | |
7153 | ||
7154 | /* If there's already a scan in progress, don't | |
7155 | * trigger another one. */ | |
7156 | if (ai->scan_timeout > 0) | |
7157 | goto out; | |
7158 | ||
1da177e4 | 7159 | /* Initiate a scan command */ |
6fcdf565 | 7160 | ai->scan_timeout = RUN_AT(3*HZ); |
1da177e4 LT |
7161 | memset(&cmd, 0, sizeof(cmd)); |
7162 | cmd.cmd=CMD_LISTBSS; | |
1da177e4 | 7163 | issuecommand(ai, &cmd, &rsp); |
9e75af30 | 7164 | wake = 1; |
1da177e4 | 7165 | |
9e75af30 DW |
7166 | out: |
7167 | up(&ai->sem); | |
7168 | if (wake) | |
7169 | wake_up_interruptible(&ai->thr_wait); | |
1da177e4 LT |
7170 | return 0; |
7171 | } | |
7172 | ||
7173 | /*------------------------------------------------------------------*/ | |
7174 | /* | |
7175 | * Translate scan data returned from the card to a card independent | |
7176 | * format that the Wireless Tools will understand - Jean II | |
7177 | */ | |
7178 | static inline char *airo_translate_scan(struct net_device *dev, | |
ccc58057 | 7179 | struct iw_request_info *info, |
1da177e4 LT |
7180 | char *current_ev, |
7181 | char *end_buf, | |
41480af2 | 7182 | BSSListRid *bss) |
1da177e4 | 7183 | { |
faf3994a | 7184 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 7185 | struct iw_event iwe; /* Temporary buffer */ |
17e70491 | 7186 | __le16 capabilities; |
1da177e4 LT |
7187 | char * current_val; /* For rates */ |
7188 | int i; | |
3c304956 | 7189 | char * buf; |
851b3e5e | 7190 | u16 dBm; |
1da177e4 LT |
7191 | |
7192 | /* First entry *MUST* be the AP MAC address */ | |
7193 | iwe.cmd = SIOCGIWAP; | |
7194 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; | |
41480af2 | 7195 | memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN); |
ccc58057 DM |
7196 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7197 | &iwe, IW_EV_ADDR_LEN); | |
1da177e4 LT |
7198 | |
7199 | /* Other entries will be displayed in the order we give them */ | |
7200 | ||
7201 | /* Add the ESSID */ | |
41480af2 | 7202 | iwe.u.data.length = bss->ssidLen; |
1da177e4 LT |
7203 | if(iwe.u.data.length > 32) |
7204 | iwe.u.data.length = 32; | |
7205 | iwe.cmd = SIOCGIWESSID; | |
7206 | iwe.u.data.flags = 1; | |
ccc58057 DM |
7207 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
7208 | &iwe, bss->ssid); | |
1da177e4 LT |
7209 | |
7210 | /* Add mode */ | |
7211 | iwe.cmd = SIOCGIWMODE; | |
17e70491 | 7212 | capabilities = bss->cap; |
1da177e4 LT |
7213 | if(capabilities & (CAP_ESS | CAP_IBSS)) { |
7214 | if(capabilities & CAP_ESS) | |
7215 | iwe.u.mode = IW_MODE_MASTER; | |
7216 | else | |
7217 | iwe.u.mode = IW_MODE_ADHOC; | |
ccc58057 DM |
7218 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7219 | &iwe, IW_EV_UINT_LEN); | |
1da177e4 LT |
7220 | } |
7221 | ||
7222 | /* Add frequency */ | |
7223 | iwe.cmd = SIOCGIWFREQ; | |
41480af2 | 7224 | iwe.u.freq.m = le16_to_cpu(bss->dsChannel); |
9ee677c2 | 7225 | iwe.u.freq.m = ieee80211_dsss_chan_to_freq(iwe.u.freq.m) * 100000; |
1da177e4 | 7226 | iwe.u.freq.e = 1; |
ccc58057 DM |
7227 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7228 | &iwe, IW_EV_FREQ_LEN); | |
1da177e4 | 7229 | |
851b3e5e AV |
7230 | dBm = le16_to_cpu(bss->dBm); |
7231 | ||
1da177e4 LT |
7232 | /* Add quality statistics */ |
7233 | iwe.cmd = IWEVQUAL; | |
41480af2 | 7234 | if (ai->rssi) { |
851b3e5e AV |
7235 | iwe.u.qual.level = 0x100 - dBm; |
7236 | iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm); | |
ce6623c3 JT |
7237 | iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED |
7238 | | IW_QUAL_LEVEL_UPDATED | |
7239 | | IW_QUAL_DBM; | |
41480af2 | 7240 | } else { |
851b3e5e | 7241 | iwe.u.qual.level = (dBm + 321) / 2; |
41480af2 | 7242 | iwe.u.qual.qual = 0; |
bbeec90b | 7243 | iwe.u.qual.updated = IW_QUAL_QUAL_INVALID |
ce6623c3 JT |
7244 | | IW_QUAL_LEVEL_UPDATED |
7245 | | IW_QUAL_DBM; | |
41480af2 DW |
7246 | } |
7247 | iwe.u.qual.noise = ai->wstats.qual.noise; | |
ccc58057 DM |
7248 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7249 | &iwe, IW_EV_QUAL_LEN); | |
1da177e4 LT |
7250 | |
7251 | /* Add encryption capability */ | |
7252 | iwe.cmd = SIOCGIWENCODE; | |
7253 | if(capabilities & CAP_PRIVACY) | |
7254 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; | |
7255 | else | |
7256 | iwe.u.data.flags = IW_ENCODE_DISABLED; | |
7257 | iwe.u.data.length = 0; | |
ccc58057 DM |
7258 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
7259 | &iwe, bss->ssid); | |
1da177e4 LT |
7260 | |
7261 | /* Rate : stuffing multiple values in a single event require a bit | |
7262 | * more of magic - Jean II */ | |
ccc58057 | 7263 | current_val = current_ev + iwe_stream_lcp_len(info); |
1da177e4 LT |
7264 | |
7265 | iwe.cmd = SIOCGIWRATE; | |
7266 | /* Those two flags are ignored... */ | |
7267 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; | |
7268 | /* Max 8 values */ | |
7269 | for(i = 0 ; i < 8 ; i++) { | |
7270 | /* NULL terminated */ | |
41480af2 | 7271 | if(bss->rates[i] == 0) |
1da177e4 LT |
7272 | break; |
7273 | /* Bit rate given in 500 kb/s units (+ 0x80) */ | |
41480af2 | 7274 | iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000); |
1da177e4 | 7275 | /* Add new value to event */ |
ccc58057 DM |
7276 | current_val = iwe_stream_add_value(info, current_ev, |
7277 | current_val, end_buf, | |
7278 | &iwe, IW_EV_PARAM_LEN); | |
1da177e4 LT |
7279 | } |
7280 | /* Check if we added any event */ | |
ccc58057 | 7281 | if ((current_val - current_ev) > iwe_stream_lcp_len(info)) |
1da177e4 LT |
7282 | current_ev = current_val; |
7283 | ||
3c304956 DW |
7284 | /* Beacon interval */ |
7285 | buf = kmalloc(30, GFP_KERNEL); | |
7286 | if (buf) { | |
7287 | iwe.cmd = IWEVCUSTOM; | |
7288 | sprintf(buf, "bcn_int=%d", bss->beaconInterval); | |
7289 | iwe.u.data.length = strlen(buf); | |
ccc58057 DM |
7290 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
7291 | &iwe, buf); | |
3c304956 DW |
7292 | kfree(buf); |
7293 | } | |
7294 | ||
7295 | /* Put WPA/RSN Information Elements into the event stream */ | |
7296 | if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) { | |
7297 | unsigned int num_null_ies = 0; | |
7298 | u16 length = sizeof (bss->extra.iep); | |
2c706002 | 7299 | u8 *ie = (void *)&bss->extra.iep; |
3c304956 | 7300 | |
2c706002 JB |
7301 | while ((length >= 2) && (num_null_ies < 2)) { |
7302 | if (2 + ie[1] > length) { | |
3c304956 DW |
7303 | /* Invalid element, don't continue parsing IE */ |
7304 | break; | |
7305 | } | |
7306 | ||
2c706002 JB |
7307 | switch (ie[0]) { |
7308 | case WLAN_EID_SSID: | |
3c304956 DW |
7309 | /* Two zero-length SSID elements |
7310 | * mean we're done parsing elements */ | |
2c706002 | 7311 | if (!ie[1]) |
3c304956 DW |
7312 | num_null_ies++; |
7313 | break; | |
7314 | ||
2c706002 JB |
7315 | case WLAN_EID_GENERIC: |
7316 | if (ie[1] >= 4 && | |
7317 | ie[2] == 0x00 && | |
7318 | ie[3] == 0x50 && | |
7319 | ie[4] == 0xf2 && | |
7320 | ie[5] == 0x01) { | |
3c304956 | 7321 | iwe.cmd = IWEVGENIE; |
2c706002 JB |
7322 | /* 64 is an arbitrary cut-off */ |
7323 | iwe.u.data.length = min(ie[1] + 2, | |
7324 | 64); | |
ccc58057 DM |
7325 | current_ev = iwe_stream_add_point( |
7326 | info, current_ev, | |
2c706002 | 7327 | end_buf, &iwe, ie); |
3c304956 DW |
7328 | } |
7329 | break; | |
7330 | ||
2c706002 | 7331 | case WLAN_EID_RSN: |
3c304956 | 7332 | iwe.cmd = IWEVGENIE; |
2c706002 JB |
7333 | /* 64 is an arbitrary cut-off */ |
7334 | iwe.u.data.length = min(ie[1] + 2, 64); | |
ccc58057 DM |
7335 | current_ev = iwe_stream_add_point( |
7336 | info, current_ev, end_buf, | |
2c706002 | 7337 | &iwe, ie); |
3c304956 DW |
7338 | break; |
7339 | ||
7340 | default: | |
7341 | break; | |
7342 | } | |
7343 | ||
2c706002 JB |
7344 | length -= 2 + ie[1]; |
7345 | ie += 2 + ie[1]; | |
3c304956 DW |
7346 | } |
7347 | } | |
1da177e4 LT |
7348 | return current_ev; |
7349 | } | |
7350 | ||
7351 | /*------------------------------------------------------------------*/ | |
7352 | /* | |
7353 | * Wireless Handler : Read Scan Results | |
7354 | */ | |
7355 | static int airo_get_scan(struct net_device *dev, | |
7356 | struct iw_request_info *info, | |
7357 | struct iw_point *dwrq, | |
7358 | char *extra) | |
7359 | { | |
faf3994a | 7360 | struct airo_info *ai = dev->ml_priv; |
9e75af30 DW |
7361 | BSSListElement *net; |
7362 | int err = 0; | |
1da177e4 LT |
7363 | char *current_ev = extra; |
7364 | ||
9e75af30 DW |
7365 | /* If a scan is in-progress, return -EAGAIN */ |
7366 | if (ai->scan_timeout > 0) | |
1da177e4 | 7367 | return -EAGAIN; |
1da177e4 | 7368 | |
9e75af30 DW |
7369 | if (down_interruptible(&ai->sem)) |
7370 | return -EAGAIN; | |
1da177e4 | 7371 | |
9e75af30 | 7372 | list_for_each_entry (net, &ai->network_list, list) { |
1da177e4 | 7373 | /* Translate to WE format this entry */ |
ccc58057 | 7374 | current_ev = airo_translate_scan(dev, info, current_ev, |
1da177e4 | 7375 | extra + dwrq->length, |
9e75af30 | 7376 | &net->bss); |
1da177e4 LT |
7377 | |
7378 | /* Check if there is space for one more entry */ | |
7379 | if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { | |
7380 | /* Ask user space to try again with a bigger buffer */ | |
9e75af30 DW |
7381 | err = -E2BIG; |
7382 | goto out; | |
1da177e4 | 7383 | } |
1da177e4 | 7384 | } |
9e75af30 | 7385 | |
1da177e4 LT |
7386 | /* Length of data */ |
7387 | dwrq->length = (current_ev - extra); | |
7388 | dwrq->flags = 0; /* todo */ | |
7389 | ||
9e75af30 DW |
7390 | out: |
7391 | up(&ai->sem); | |
7392 | return err; | |
1da177e4 LT |
7393 | } |
7394 | ||
7395 | /*------------------------------------------------------------------*/ | |
7396 | /* | |
7397 | * Commit handler : called after a bunch of SET operations | |
7398 | */ | |
7399 | static int airo_config_commit(struct net_device *dev, | |
7400 | struct iw_request_info *info, /* NULL */ | |
7401 | void *zwrq, /* NULL */ | |
7402 | char *extra) /* NULL */ | |
7403 | { | |
faf3994a | 7404 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7405 | |
7406 | if (!test_bit (FLAG_COMMIT, &local->flags)) | |
7407 | return 0; | |
7408 | ||
7409 | /* Some of the "SET" function may have modified some of the | |
7410 | * parameters. It's now time to commit them in the card */ | |
7411 | disable_MAC(local, 1); | |
7412 | if (test_bit (FLAG_RESET, &local->flags)) { | |
7413 | APListRid APList_rid; | |
7414 | SsidRid SSID_rid; | |
7415 | ||
7416 | readAPListRid(local, &APList_rid); | |
7417 | readSsidRid(local, &SSID_rid); | |
7418 | if (test_bit(FLAG_MPI,&local->flags)) | |
7419 | setup_card(local, dev->dev_addr, 1 ); | |
7420 | else | |
7421 | reset_airo_card(dev); | |
7422 | disable_MAC(local, 1); | |
7423 | writeSsidRid(local, &SSID_rid, 1); | |
7424 | writeAPListRid(local, &APList_rid, 1); | |
7425 | } | |
7426 | if (down_interruptible(&local->sem)) | |
7427 | return -ERESTARTSYS; | |
7428 | writeConfigRid(local, 0); | |
175ec1a1 | 7429 | enable_MAC(local, 0); |
1da177e4 LT |
7430 | if (test_bit (FLAG_RESET, &local->flags)) |
7431 | airo_set_promisc(local); | |
7432 | else | |
7433 | up(&local->sem); | |
7434 | ||
7435 | return 0; | |
7436 | } | |
7437 | ||
7438 | /*------------------------------------------------------------------*/ | |
7439 | /* | |
7440 | * Structures to export the Wireless Handlers | |
7441 | */ | |
7442 | ||
7443 | static const struct iw_priv_args airo_private_args[] = { | |
7444 | /*{ cmd, set_args, get_args, name } */ | |
7445 | { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl), | |
7446 | IW_PRIV_TYPE_BYTE | 2047, "airoioctl" }, | |
7447 | { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl), | |
7448 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" }, | |
7449 | }; | |
7450 | ||
7451 | static const iw_handler airo_handler[] = | |
7452 | { | |
7453 | (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */ | |
7454 | (iw_handler) airo_get_name, /* SIOCGIWNAME */ | |
7455 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
7456 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
7457 | (iw_handler) airo_set_freq, /* SIOCSIWFREQ */ | |
7458 | (iw_handler) airo_get_freq, /* SIOCGIWFREQ */ | |
7459 | (iw_handler) airo_set_mode, /* SIOCSIWMODE */ | |
7460 | (iw_handler) airo_get_mode, /* SIOCGIWMODE */ | |
7461 | (iw_handler) airo_set_sens, /* SIOCSIWSENS */ | |
7462 | (iw_handler) airo_get_sens, /* SIOCGIWSENS */ | |
7463 | (iw_handler) NULL, /* SIOCSIWRANGE */ | |
7464 | (iw_handler) airo_get_range, /* SIOCGIWRANGE */ | |
7465 | (iw_handler) NULL, /* SIOCSIWPRIV */ | |
7466 | (iw_handler) NULL, /* SIOCGIWPRIV */ | |
7467 | (iw_handler) NULL, /* SIOCSIWSTATS */ | |
7468 | (iw_handler) NULL, /* SIOCGIWSTATS */ | |
7469 | iw_handler_set_spy, /* SIOCSIWSPY */ | |
7470 | iw_handler_get_spy, /* SIOCGIWSPY */ | |
7471 | iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ | |
7472 | iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ | |
7473 | (iw_handler) airo_set_wap, /* SIOCSIWAP */ | |
7474 | (iw_handler) airo_get_wap, /* SIOCGIWAP */ | |
7475 | (iw_handler) NULL, /* -- hole -- */ | |
7476 | (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */ | |
7477 | (iw_handler) airo_set_scan, /* SIOCSIWSCAN */ | |
7478 | (iw_handler) airo_get_scan, /* SIOCGIWSCAN */ | |
7479 | (iw_handler) airo_set_essid, /* SIOCSIWESSID */ | |
7480 | (iw_handler) airo_get_essid, /* SIOCGIWESSID */ | |
7481 | (iw_handler) airo_set_nick, /* SIOCSIWNICKN */ | |
7482 | (iw_handler) airo_get_nick, /* SIOCGIWNICKN */ | |
7483 | (iw_handler) NULL, /* -- hole -- */ | |
7484 | (iw_handler) NULL, /* -- hole -- */ | |
7485 | (iw_handler) airo_set_rate, /* SIOCSIWRATE */ | |
7486 | (iw_handler) airo_get_rate, /* SIOCGIWRATE */ | |
7487 | (iw_handler) airo_set_rts, /* SIOCSIWRTS */ | |
7488 | (iw_handler) airo_get_rts, /* SIOCGIWRTS */ | |
7489 | (iw_handler) airo_set_frag, /* SIOCSIWFRAG */ | |
7490 | (iw_handler) airo_get_frag, /* SIOCGIWFRAG */ | |
7491 | (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */ | |
7492 | (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */ | |
7493 | (iw_handler) airo_set_retry, /* SIOCSIWRETRY */ | |
7494 | (iw_handler) airo_get_retry, /* SIOCGIWRETRY */ | |
7495 | (iw_handler) airo_set_encode, /* SIOCSIWENCODE */ | |
7496 | (iw_handler) airo_get_encode, /* SIOCGIWENCODE */ | |
7497 | (iw_handler) airo_set_power, /* SIOCSIWPOWER */ | |
7498 | (iw_handler) airo_get_power, /* SIOCGIWPOWER */ | |
4be757dd DW |
7499 | (iw_handler) NULL, /* -- hole -- */ |
7500 | (iw_handler) NULL, /* -- hole -- */ | |
7501 | (iw_handler) NULL, /* SIOCSIWGENIE */ | |
7502 | (iw_handler) NULL, /* SIOCGIWGENIE */ | |
7503 | (iw_handler) airo_set_auth, /* SIOCSIWAUTH */ | |
7504 | (iw_handler) airo_get_auth, /* SIOCGIWAUTH */ | |
7505 | (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */ | |
7506 | (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */ | |
7507 | (iw_handler) NULL, /* SIOCSIWPMKSA */ | |
1da177e4 LT |
7508 | }; |
7509 | ||
7510 | /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here. | |
7511 | * We want to force the use of the ioctl code, because those can't be | |
7512 | * won't work the iw_handler code (because they simultaneously read | |
7513 | * and write data and iw_handler can't do that). | |
7514 | * Note that it's perfectly legal to read/write on a single ioctl command, | |
7515 | * you just can't use iwpriv and need to force it via the ioctl handler. | |
7516 | * Jean II */ | |
7517 | static const iw_handler airo_private_handler[] = | |
7518 | { | |
7519 | NULL, /* SIOCIWFIRSTPRIV */ | |
7520 | }; | |
7521 | ||
7522 | static const struct iw_handler_def airo_handler_def = | |
7523 | { | |
ff8ac609 DC |
7524 | .num_standard = ARRAY_SIZE(airo_handler), |
7525 | .num_private = ARRAY_SIZE(airo_private_handler), | |
7526 | .num_private_args = ARRAY_SIZE(airo_private_args), | |
1da177e4 LT |
7527 | .standard = airo_handler, |
7528 | .private = airo_private_handler, | |
7529 | .private_args = airo_private_args, | |
7530 | .get_wireless_stats = airo_get_wireless_stats, | |
7531 | }; | |
7532 | ||
1da177e4 LT |
7533 | /* |
7534 | * This defines the configuration part of the Wireless Extensions | |
7535 | * Note : irq and spinlock protection will occur in the subroutines | |
7536 | * | |
7537 | * TODO : | |
7538 | * o Check input value more carefully and fill correct values in range | |
7539 | * o Test and shakeout the bugs (if any) | |
7540 | * | |
7541 | * Jean II | |
7542 | * | |
7543 | * Javier Achirica did a great job of merging code from the unnamed CISCO | |
7544 | * developer that added support for flashing the card. | |
7545 | */ | |
7546 | static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) | |
7547 | { | |
7548 | int rc = 0; | |
faf3994a | 7549 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 7550 | |
ca078bae | 7551 | if (ai->power.event) |
1da177e4 LT |
7552 | return 0; |
7553 | ||
7554 | switch (cmd) { | |
7555 | #ifdef CISCO_EXT | |
7556 | case AIROIDIFC: | |
7557 | #ifdef AIROOLDIDIFC | |
7558 | case AIROOLDIDIFC: | |
7559 | #endif | |
7560 | { | |
7561 | int val = AIROMAGIC; | |
7562 | aironet_ioctl com; | |
7563 | if (copy_from_user(&com,rq->ifr_data,sizeof(com))) | |
7564 | rc = -EFAULT; | |
7565 | else if (copy_to_user(com.data,(char *)&val,sizeof(val))) | |
7566 | rc = -EFAULT; | |
7567 | } | |
7568 | break; | |
7569 | ||
7570 | case AIROIOCTL: | |
7571 | #ifdef AIROOLDIOCTL | |
7572 | case AIROOLDIOCTL: | |
7573 | #endif | |
7574 | /* Get the command struct and hand it off for evaluation by | |
7575 | * the proper subfunction | |
7576 | */ | |
7577 | { | |
7578 | aironet_ioctl com; | |
7579 | if (copy_from_user(&com,rq->ifr_data,sizeof(com))) { | |
7580 | rc = -EFAULT; | |
7581 | break; | |
7582 | } | |
7583 | ||
7584 | /* Separate R/W functions bracket legality here | |
7585 | */ | |
7586 | if ( com.command == AIRORSWVERSION ) { | |
7587 | if (copy_to_user(com.data, swversion, sizeof(swversion))) | |
7588 | rc = -EFAULT; | |
7589 | else | |
7590 | rc = 0; | |
7591 | } | |
7592 | else if ( com.command <= AIRORRID) | |
7593 | rc = readrids(dev,&com); | |
7594 | else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) ) | |
7595 | rc = writerids(dev,&com); | |
7596 | else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART ) | |
7597 | rc = flashcard(dev,&com); | |
7598 | else | |
7599 | rc = -EINVAL; /* Bad command in ioctl */ | |
7600 | } | |
7601 | break; | |
7602 | #endif /* CISCO_EXT */ | |
7603 | ||
7604 | // All other calls are currently unsupported | |
7605 | default: | |
7606 | rc = -EOPNOTSUPP; | |
7607 | } | |
7608 | return rc; | |
7609 | } | |
7610 | ||
1da177e4 LT |
7611 | /* |
7612 | * Get the Wireless stats out of the driver | |
7613 | * Note : irq and spinlock protection will occur in the subroutines | |
7614 | * | |
7615 | * TODO : | |
7616 | * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs) | |
7617 | * | |
7618 | * Jean | |
7619 | */ | |
7620 | static void airo_read_wireless_stats(struct airo_info *local) | |
7621 | { | |
7622 | StatusRid status_rid; | |
7623 | StatsRid stats_rid; | |
7624 | CapabilityRid cap_rid; | |
a23ace5f | 7625 | __le32 *vals = stats_rid.vals; |
1da177e4 LT |
7626 | |
7627 | /* Get stats out of the card */ | |
3c304956 | 7628 | clear_bit(JOB_WSTATS, &local->jobs); |
ca078bae | 7629 | if (local->power.event) { |
1da177e4 LT |
7630 | up(&local->sem); |
7631 | return; | |
7632 | } | |
7633 | readCapabilityRid(local, &cap_rid, 0); | |
7634 | readStatusRid(local, &status_rid, 0); | |
7635 | readStatsRid(local, &stats_rid, RID_STATS, 0); | |
7636 | up(&local->sem); | |
7637 | ||
7638 | /* The status */ | |
329e2c00 | 7639 | local->wstats.status = le16_to_cpu(status_rid.mode); |
1da177e4 | 7640 | |
41480af2 DW |
7641 | /* Signal quality and co */ |
7642 | if (local->rssi) { | |
329e2c00 AV |
7643 | local->wstats.qual.level = |
7644 | airo_rssi_to_dbm(local->rssi, | |
7645 | le16_to_cpu(status_rid.sigQuality)); | |
41480af2 | 7646 | /* normalizedSignalStrength appears to be a percentage */ |
329e2c00 AV |
7647 | local->wstats.qual.qual = |
7648 | le16_to_cpu(status_rid.normalizedSignalStrength); | |
41480af2 | 7649 | } else { |
329e2c00 AV |
7650 | local->wstats.qual.level = |
7651 | (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2; | |
41480af2 DW |
7652 | local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid); |
7653 | } | |
329e2c00 | 7654 | if (le16_to_cpu(status_rid.len) >= 124) { |
41480af2 | 7655 | local->wstats.qual.noise = 0x100 - status_rid.noisedBm; |
ce6623c3 | 7656 | local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; |
1da177e4 LT |
7657 | } else { |
7658 | local->wstats.qual.noise = 0; | |
ce6623c3 | 7659 | local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM; |
1da177e4 LT |
7660 | } |
7661 | ||
7662 | /* Packets discarded in the wireless adapter due to wireless | |
7663 | * specific problems */ | |
a23ace5f AV |
7664 | local->wstats.discard.nwid = le32_to_cpu(vals[56]) + |
7665 | le32_to_cpu(vals[57]) + | |
7666 | le32_to_cpu(vals[58]); /* SSID Mismatch */ | |
7667 | local->wstats.discard.code = le32_to_cpu(vals[6]);/* RxWepErr */ | |
7668 | local->wstats.discard.fragment = le32_to_cpu(vals[30]); | |
7669 | local->wstats.discard.retries = le32_to_cpu(vals[10]); | |
7670 | local->wstats.discard.misc = le32_to_cpu(vals[1]) + | |
7671 | le32_to_cpu(vals[32]); | |
7672 | local->wstats.miss.beacon = le32_to_cpu(vals[34]); | |
1da177e4 LT |
7673 | } |
7674 | ||
ff1d2767 | 7675 | static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev) |
1da177e4 | 7676 | { |
faf3994a | 7677 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 7678 | |
3c304956 | 7679 | if (!test_bit(JOB_WSTATS, &local->jobs)) { |
1da177e4 LT |
7680 | /* Get stats out of the card if available */ |
7681 | if (down_trylock(&local->sem) != 0) { | |
3c304956 | 7682 | set_bit(JOB_WSTATS, &local->jobs); |
1da177e4 LT |
7683 | wake_up_interruptible(&local->thr_wait); |
7684 | } else | |
7685 | airo_read_wireless_stats(local); | |
7686 | } | |
7687 | ||
7688 | return &local->wstats; | |
7689 | } | |
1da177e4 LT |
7690 | |
7691 | #ifdef CISCO_EXT | |
7692 | /* | |
7693 | * This just translates from driver IOCTL codes to the command codes to | |
7694 | * feed to the radio's host interface. Things can be added/deleted | |
7695 | * as needed. This represents the READ side of control I/O to | |
7696 | * the card | |
7697 | */ | |
7698 | static int readrids(struct net_device *dev, aironet_ioctl *comp) { | |
7699 | unsigned short ridcode; | |
7700 | unsigned char *iobuf; | |
7701 | int len; | |
faf3994a | 7702 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
7703 | |
7704 | if (test_bit(FLAG_FLASHING, &ai->flags)) | |
7705 | return -EIO; | |
7706 | ||
7707 | switch(comp->command) | |
7708 | { | |
7709 | case AIROGCAP: ridcode = RID_CAPABILITIES; break; | |
7710 | case AIROGCFG: ridcode = RID_CONFIG; | |
7711 | if (test_bit(FLAG_COMMIT, &ai->flags)) { | |
7712 | disable_MAC (ai, 1); | |
7713 | writeConfigRid (ai, 1); | |
175ec1a1 | 7714 | enable_MAC(ai, 1); |
1da177e4 LT |
7715 | } |
7716 | break; | |
7717 | case AIROGSLIST: ridcode = RID_SSID; break; | |
7718 | case AIROGVLIST: ridcode = RID_APLIST; break; | |
7719 | case AIROGDRVNAM: ridcode = RID_DRVNAME; break; | |
7720 | case AIROGEHTENC: ridcode = RID_ETHERENCAP; break; | |
7721 | case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; | |
7722 | /* Only super-user can read WEP keys */ | |
7723 | if (!capable(CAP_NET_ADMIN)) | |
7724 | return -EPERM; | |
7725 | break; | |
7726 | case AIROGWEPKNV: ridcode = RID_WEP_PERM; | |
7727 | /* Only super-user can read WEP keys */ | |
7728 | if (!capable(CAP_NET_ADMIN)) | |
7729 | return -EPERM; | |
7730 | break; | |
7731 | case AIROGSTAT: ridcode = RID_STATUS; break; | |
7732 | case AIROGSTATSD32: ridcode = RID_STATSDELTA; break; | |
7733 | case AIROGSTATSC32: ridcode = RID_STATS; break; | |
1da177e4 LT |
7734 | case AIROGMICSTATS: |
7735 | if (copy_to_user(comp->data, &ai->micstats, | |
7736 | min((int)comp->len,(int)sizeof(ai->micstats)))) | |
7737 | return -EFAULT; | |
7738 | return 0; | |
1da177e4 LT |
7739 | case AIRORRID: ridcode = comp->ridnum; break; |
7740 | default: | |
7741 | return -EINVAL; | |
7742 | break; | |
7743 | } | |
7744 | ||
7745 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) | |
7746 | return -ENOMEM; | |
7747 | ||
7748 | PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1); | |
7749 | /* get the count of bytes in the rid docs say 1st 2 bytes is it. | |
7750 | * then return it to the user | |
7751 | * 9/22/2000 Honor user given length | |
7752 | */ | |
7753 | len = comp->len; | |
7754 | ||
7755 | if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) { | |
7756 | kfree (iobuf); | |
7757 | return -EFAULT; | |
7758 | } | |
7759 | kfree (iobuf); | |
7760 | return 0; | |
7761 | } | |
7762 | ||
7763 | /* | |
7764 | * Danger Will Robinson write the rids here | |
7765 | */ | |
7766 | ||
7767 | static int writerids(struct net_device *dev, aironet_ioctl *comp) { | |
faf3994a | 7768 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 7769 | int ridcode; |
1da177e4 | 7770 | int enabled; |
1da177e4 LT |
7771 | static int (* writer)(struct airo_info *, u16 rid, const void *, int, int); |
7772 | unsigned char *iobuf; | |
7773 | ||
7774 | /* Only super-user can write RIDs */ | |
7775 | if (!capable(CAP_NET_ADMIN)) | |
7776 | return -EPERM; | |
7777 | ||
7778 | if (test_bit(FLAG_FLASHING, &ai->flags)) | |
7779 | return -EIO; | |
7780 | ||
7781 | ridcode = 0; | |
7782 | writer = do_writerid; | |
7783 | ||
7784 | switch(comp->command) | |
7785 | { | |
7786 | case AIROPSIDS: ridcode = RID_SSID; break; | |
7787 | case AIROPCAP: ridcode = RID_CAPABILITIES; break; | |
7788 | case AIROPAPLIST: ridcode = RID_APLIST; break; | |
7789 | case AIROPCFG: ai->config.len = 0; | |
7790 | clear_bit(FLAG_COMMIT, &ai->flags); | |
7791 | ridcode = RID_CONFIG; break; | |
7792 | case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break; | |
7793 | case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break; | |
7794 | case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break; | |
7795 | case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid; | |
7796 | break; | |
7797 | case AIROPLEAPUSR+1: ridcode = 0xFF2A; break; | |
7798 | case AIROPLEAPUSR+2: ridcode = 0xFF2B; break; | |
7799 | ||
7800 | /* this is not really a rid but a command given to the card | |
7801 | * same with MAC off | |
7802 | */ | |
7803 | case AIROPMACON: | |
175ec1a1 | 7804 | if (enable_MAC(ai, 1) != 0) |
1da177e4 LT |
7805 | return -EIO; |
7806 | return 0; | |
7807 | ||
7808 | /* | |
7809 | * Evidently this code in the airo driver does not get a symbol | |
7810 | * as disable_MAC. it's probably so short the compiler does not gen one. | |
7811 | */ | |
7812 | case AIROPMACOFF: | |
7813 | disable_MAC(ai, 1); | |
7814 | return 0; | |
7815 | ||
7816 | /* This command merely clears the counts does not actually store any data | |
7817 | * only reads rid. But as it changes the cards state, I put it in the | |
7818 | * writerid routines. | |
7819 | */ | |
7820 | case AIROPSTCLR: | |
7821 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) | |
7822 | return -ENOMEM; | |
7823 | ||
7824 | PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1); | |
7825 | ||
1da177e4 LT |
7826 | enabled = ai->micstats.enabled; |
7827 | memset(&ai->micstats,0,sizeof(ai->micstats)); | |
7828 | ai->micstats.enabled = enabled; | |
1da177e4 LT |
7829 | |
7830 | if (copy_to_user(comp->data, iobuf, | |
7831 | min((int)comp->len, (int)RIDSIZE))) { | |
7832 | kfree (iobuf); | |
7833 | return -EFAULT; | |
7834 | } | |
7835 | kfree (iobuf); | |
7836 | return 0; | |
7837 | ||
7838 | default: | |
7839 | return -EOPNOTSUPP; /* Blarg! */ | |
7840 | } | |
7841 | if(comp->len > RIDSIZE) | |
7842 | return -EINVAL; | |
7843 | ||
7844 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) | |
7845 | return -ENOMEM; | |
7846 | ||
7847 | if (copy_from_user(iobuf,comp->data,comp->len)) { | |
7848 | kfree (iobuf); | |
7849 | return -EFAULT; | |
7850 | } | |
7851 | ||
7852 | if (comp->command == AIROPCFG) { | |
7853 | ConfigRid *cfg = (ConfigRid *)iobuf; | |
7854 | ||
7855 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) | |
3eb9b41f | 7856 | cfg->opmode |= MODE_MIC; |
1da177e4 | 7857 | |
3eb9b41f | 7858 | if ((cfg->opmode & MODE_CFG_MASK) == MODE_STA_IBSS) |
1da177e4 LT |
7859 | set_bit (FLAG_ADHOC, &ai->flags); |
7860 | else | |
7861 | clear_bit (FLAG_ADHOC, &ai->flags); | |
7862 | } | |
7863 | ||
7864 | if((*writer)(ai, ridcode, iobuf,comp->len,1)) { | |
7865 | kfree (iobuf); | |
7866 | return -EIO; | |
7867 | } | |
7868 | kfree (iobuf); | |
7869 | return 0; | |
7870 | } | |
7871 | ||
7872 | /***************************************************************************** | |
7873 | * Ancillary flash / mod functions much black magic lurkes here * | |
7874 | ***************************************************************************** | |
7875 | */ | |
7876 | ||
7877 | /* | |
7878 | * Flash command switch table | |
7879 | */ | |
7880 | ||
ff1d2767 | 7881 | static int flashcard(struct net_device *dev, aironet_ioctl *comp) { |
1da177e4 | 7882 | int z; |
1da177e4 LT |
7883 | |
7884 | /* Only super-user can modify flash */ | |
7885 | if (!capable(CAP_NET_ADMIN)) | |
7886 | return -EPERM; | |
7887 | ||
7888 | switch(comp->command) | |
7889 | { | |
7890 | case AIROFLSHRST: | |
faf3994a | 7891 | return cmdreset((struct airo_info *)dev->ml_priv); |
1da177e4 LT |
7892 | |
7893 | case AIROFLSHSTFL: | |
faf3994a WC |
7894 | if (!AIRO_FLASH(dev) && |
7895 | (AIRO_FLASH(dev) = kmalloc(FLASHSIZE, GFP_KERNEL)) == NULL) | |
1da177e4 | 7896 | return -ENOMEM; |
faf3994a | 7897 | return setflashmode((struct airo_info *)dev->ml_priv); |
1da177e4 LT |
7898 | |
7899 | case AIROFLSHGCHR: /* Get char from aux */ | |
7900 | if(comp->len != sizeof(int)) | |
7901 | return -EINVAL; | |
7902 | if (copy_from_user(&z,comp->data,comp->len)) | |
7903 | return -EFAULT; | |
faf3994a | 7904 | return flashgchar((struct airo_info *)dev->ml_priv, z, 8000); |
1da177e4 LT |
7905 | |
7906 | case AIROFLSHPCHR: /* Send char to card. */ | |
7907 | if(comp->len != sizeof(int)) | |
7908 | return -EINVAL; | |
7909 | if (copy_from_user(&z,comp->data,comp->len)) | |
7910 | return -EFAULT; | |
faf3994a | 7911 | return flashpchar((struct airo_info *)dev->ml_priv, z, 8000); |
1da177e4 LT |
7912 | |
7913 | case AIROFLPUTBUF: /* Send 32k to card */ | |
faf3994a | 7914 | if (!AIRO_FLASH(dev)) |
1da177e4 LT |
7915 | return -ENOMEM; |
7916 | if(comp->len > FLASHSIZE) | |
7917 | return -EINVAL; | |
faf3994a | 7918 | if (copy_from_user(AIRO_FLASH(dev), comp->data, comp->len)) |
1da177e4 LT |
7919 | return -EFAULT; |
7920 | ||
faf3994a | 7921 | flashputbuf((struct airo_info *)dev->ml_priv); |
1da177e4 LT |
7922 | return 0; |
7923 | ||
7924 | case AIRORESTART: | |
faf3994a | 7925 | if (flashrestart((struct airo_info *)dev->ml_priv, dev)) |
1da177e4 LT |
7926 | return -EIO; |
7927 | return 0; | |
7928 | } | |
7929 | return -EINVAL; | |
7930 | } | |
7931 | ||
7932 | #define FLASH_COMMAND 0x7e7e | |
7933 | ||
7934 | /* | |
7935 | * STEP 1) | |
7936 | * Disable MAC and do soft reset on | |
7937 | * card. | |
7938 | */ | |
7939 | ||
ff1d2767 | 7940 | static int cmdreset(struct airo_info *ai) { |
1da177e4 LT |
7941 | disable_MAC(ai, 1); |
7942 | ||
7943 | if(!waitbusy (ai)){ | |
934d8bf1 | 7944 | airo_print_info(ai->dev->name, "Waitbusy hang before RESET"); |
1da177e4 LT |
7945 | return -EBUSY; |
7946 | } | |
7947 | ||
7948 | OUT4500(ai,COMMAND,CMD_SOFTRESET); | |
7949 | ||
7950 | ssleep(1); /* WAS 600 12/7/00 */ | |
7951 | ||
7952 | if(!waitbusy (ai)){ | |
934d8bf1 | 7953 | airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET"); |
1da177e4 LT |
7954 | return -EBUSY; |
7955 | } | |
7956 | return 0; | |
7957 | } | |
7958 | ||
7959 | /* STEP 2) | |
7960 | * Put the card in legendary flash | |
7961 | * mode | |
7962 | */ | |
7963 | ||
ff1d2767 | 7964 | static int setflashmode (struct airo_info *ai) { |
1da177e4 LT |
7965 | set_bit (FLAG_FLASHING, &ai->flags); |
7966 | ||
7967 | OUT4500(ai, SWS0, FLASH_COMMAND); | |
7968 | OUT4500(ai, SWS1, FLASH_COMMAND); | |
7969 | if (probe) { | |
7970 | OUT4500(ai, SWS0, FLASH_COMMAND); | |
7971 | OUT4500(ai, COMMAND,0x10); | |
7972 | } else { | |
7973 | OUT4500(ai, SWS2, FLASH_COMMAND); | |
7974 | OUT4500(ai, SWS3, FLASH_COMMAND); | |
7975 | OUT4500(ai, COMMAND,0); | |
7976 | } | |
7977 | msleep(500); /* 500ms delay */ | |
7978 | ||
7979 | if(!waitbusy(ai)) { | |
7980 | clear_bit (FLAG_FLASHING, &ai->flags); | |
934d8bf1 | 7981 | airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode"); |
1da177e4 LT |
7982 | return -EIO; |
7983 | } | |
7984 | return 0; | |
7985 | } | |
7986 | ||
7987 | /* Put character to SWS0 wait for dwelltime | |
7988 | * x 50us for echo . | |
7989 | */ | |
7990 | ||
ff1d2767 | 7991 | static int flashpchar(struct airo_info *ai,int byte,int dwelltime) { |
1da177e4 LT |
7992 | int echo; |
7993 | int waittime; | |
7994 | ||
7995 | byte |= 0x8000; | |
7996 | ||
7997 | if(dwelltime == 0 ) | |
7998 | dwelltime = 200; | |
7999 | ||
8000 | waittime=dwelltime; | |
8001 | ||
8002 | /* Wait for busy bit d15 to go false indicating buffer empty */ | |
8003 | while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) { | |
8004 | udelay (50); | |
8005 | waittime -= 50; | |
8006 | } | |
8007 | ||
8008 | /* timeout for busy clear wait */ | |
8009 | if(waittime <= 0 ){ | |
934d8bf1 | 8010 | airo_print_info(ai->dev->name, "flash putchar busywait timeout!"); |
1da177e4 LT |
8011 | return -EBUSY; |
8012 | } | |
8013 | ||
8014 | /* Port is clear now write byte and wait for it to echo back */ | |
8015 | do { | |
8016 | OUT4500(ai,SWS0,byte); | |
8017 | udelay(50); | |
8018 | dwelltime -= 50; | |
8019 | echo = IN4500(ai,SWS1); | |
8020 | } while (dwelltime >= 0 && echo != byte); | |
8021 | ||
8022 | OUT4500(ai,SWS1,0); | |
8023 | ||
8024 | return (echo == byte) ? 0 : -EIO; | |
8025 | } | |
8026 | ||
8027 | /* | |
8028 | * Get a character from the card matching matchbyte | |
8029 | * Step 3) | |
8030 | */ | |
ff1d2767 | 8031 | static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){ |
1da177e4 LT |
8032 | int rchar; |
8033 | unsigned char rbyte=0; | |
8034 | ||
8035 | do { | |
8036 | rchar = IN4500(ai,SWS1); | |
8037 | ||
8038 | if(dwelltime && !(0x8000 & rchar)){ | |
8039 | dwelltime -= 10; | |
8040 | mdelay(10); | |
8041 | continue; | |
8042 | } | |
8043 | rbyte = 0xff & rchar; | |
8044 | ||
8045 | if( (rbyte == matchbyte) && (0x8000 & rchar) ){ | |
8046 | OUT4500(ai,SWS1,0); | |
8047 | return 0; | |
8048 | } | |
8049 | if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar) | |
8050 | break; | |
8051 | OUT4500(ai,SWS1,0); | |
8052 | ||
8053 | }while(dwelltime > 0); | |
8054 | return -EIO; | |
8055 | } | |
8056 | ||
8057 | /* | |
8058 | * Transfer 32k of firmware data from user buffer to our buffer and | |
8059 | * send to the card | |
8060 | */ | |
8061 | ||
ff1d2767 | 8062 | static int flashputbuf(struct airo_info *ai){ |
1da177e4 LT |
8063 | int nwords; |
8064 | ||
8065 | /* Write stuff */ | |
8066 | if (test_bit(FLAG_MPI,&ai->flags)) | |
8067 | memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE); | |
8068 | else { | |
8069 | OUT4500(ai,AUXPAGE,0x100); | |
8070 | OUT4500(ai,AUXOFF,0); | |
8071 | ||
8072 | for(nwords=0;nwords != FLASHSIZE / 2;nwords++){ | |
8073 | OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff); | |
8074 | } | |
8075 | } | |
8076 | OUT4500(ai,SWS0,0x8000); | |
8077 | ||
8078 | return 0; | |
8079 | } | |
8080 | ||
8081 | /* | |
8082 | * | |
8083 | */ | |
ff1d2767 | 8084 | static int flashrestart(struct airo_info *ai,struct net_device *dev){ |
1da177e4 LT |
8085 | int i,status; |
8086 | ||
8087 | ssleep(1); /* Added 12/7/00 */ | |
8088 | clear_bit (FLAG_FLASHING, &ai->flags); | |
8089 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
8090 | status = mpi_init_descriptors(ai); | |
8091 | if (status != SUCCESS) | |
8092 | return status; | |
8093 | } | |
8094 | status = setup_card(ai, dev->dev_addr, 1); | |
8095 | ||
8096 | if (!test_bit(FLAG_MPI,&ai->flags)) | |
8097 | for( i = 0; i < MAX_FIDS; i++ ) { | |
8098 | ai->fids[i] = transmit_allocate | |
15db2763 | 8099 | ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 ); |
1da177e4 LT |
8100 | } |
8101 | ||
8102 | ssleep(1); /* Added 12/7/00 */ | |
8103 | return status; | |
8104 | } | |
8105 | #endif /* CISCO_EXT */ | |
8106 | ||
8107 | /* | |
8108 | This program is free software; you can redistribute it and/or | |
8109 | modify it under the terms of the GNU General Public License | |
8110 | as published by the Free Software Foundation; either version 2 | |
8111 | of the License, or (at your option) any later version. | |
8112 | ||
8113 | This program is distributed in the hope that it will be useful, | |
8114 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
8115 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
8116 | GNU General Public License for more details. | |
8117 | ||
8118 | In addition: | |
8119 | ||
8120 | Redistribution and use in source and binary forms, with or without | |
8121 | modification, are permitted provided that the following conditions | |
8122 | are met: | |
8123 | ||
8124 | 1. Redistributions of source code must retain the above copyright | |
8125 | notice, this list of conditions and the following disclaimer. | |
8126 | 2. Redistributions in binary form must reproduce the above copyright | |
8127 | notice, this list of conditions and the following disclaimer in the | |
8128 | documentation and/or other materials provided with the distribution. | |
8129 | 3. The name of the author may not be used to endorse or promote | |
8130 | products derived from this software without specific prior written | |
8131 | permission. | |
8132 | ||
8133 | THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
8134 | IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
8135 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
8136 | ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, | |
8137 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
8138 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
8139 | SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
8140 | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
8141 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
8142 | IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
8143 | POSSIBILITY OF SUCH DAMAGE. | |
8144 | */ | |
8145 | ||
8146 | module_init(airo_init_module); | |
8147 | module_exit(airo_cleanup_module); |