Commit | Line | Data |
---|---|---|
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> |
16847f47 | 39 | #include <linux/io.h> |
593c2b9c | 40 | #include <asm/unaligned.h> |
1da177e4 LT |
41 | |
42 | #include <linux/netdevice.h> | |
43 | #include <linux/etherdevice.h> | |
44 | #include <linux/skbuff.h> | |
45 | #include <linux/if_arp.h> | |
46 | #include <linux/ioport.h> | |
47 | #include <linux/pci.h> | |
16847f47 | 48 | #include <linux/uaccess.h> |
3b4c7d64 | 49 | #include <linux/kthread.h> |
7dfb7103 | 50 | #include <linux/freezer.h> |
1da177e4 | 51 | |
e0febf14 | 52 | #include <net/cfg80211.h> |
2bf9fa69 | 53 | #include <net/iw_handler.h> |
2c706002 | 54 | |
d3808760 AB |
55 | #include "airo.h" |
56 | ||
1138c37b MS |
57 | #define DRV_NAME "airo" |
58 | ||
1da177e4 | 59 | #ifdef CONFIG_PCI |
9baa3c34 | 60 | static const struct pci_device_id card_ids[] = { |
1da177e4 LT |
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, | |
04bfffb8 | 81 | .remove = airo_pci_remove, |
1da177e4 LT |
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 | 89 | #define WIRELESS_SPY /* enable iwspy support */ |
1da177e4 | 90 | |
e292c737 | 91 | #define CISCO_EXT /* enable Cisco extensions */ |
1da177e4 LT |
92 | #ifdef CISCO_EXT |
93 | #include <linux/delay.h> | |
94 | #endif | |
95 | ||
1da177e4 LT |
96 | /* Hack to do some power saving */ |
97 | #define POWER_ON_DOWN | |
98 | ||
99 | /* As you can see this list is HUGH! | |
100 | I really don't know what a lot of these counts are about, but they | |
101 | are all here for completeness. If the IGNLABEL macro is put in | |
102 | infront of the label, that statistic will not be included in the list | |
103 | of statistics in the /proc filesystem */ | |
104 | ||
105 | #define IGNLABEL(comment) NULL | |
7a374d8e | 106 | static const char *statsLabels[] = { |
1da177e4 LT |
107 | "RxOverrun", |
108 | IGNLABEL("RxPlcpCrcErr"), | |
109 | IGNLABEL("RxPlcpFormatErr"), | |
110 | IGNLABEL("RxPlcpLengthErr"), | |
111 | "RxMacCrcErr", | |
112 | "RxMacCrcOk", | |
113 | "RxWepErr", | |
114 | "RxWepOk", | |
115 | "RetryLong", | |
116 | "RetryShort", | |
117 | "MaxRetries", | |
118 | "NoAck", | |
119 | "NoCts", | |
120 | "RxAck", | |
121 | "RxCts", | |
122 | "TxAck", | |
123 | "TxRts", | |
124 | "TxCts", | |
125 | "TxMc", | |
126 | "TxBc", | |
127 | "TxUcFrags", | |
128 | "TxUcPackets", | |
129 | "TxBeacon", | |
130 | "RxBeacon", | |
131 | "TxSinColl", | |
132 | "TxMulColl", | |
133 | "DefersNo", | |
134 | "DefersProt", | |
135 | "DefersEngy", | |
136 | "DupFram", | |
137 | "RxFragDisc", | |
138 | "TxAged", | |
139 | "RxAged", | |
140 | "LostSync-MaxRetry", | |
141 | "LostSync-MissedBeacons", | |
142 | "LostSync-ArlExceeded", | |
143 | "LostSync-Deauth", | |
144 | "LostSync-Disassoced", | |
145 | "LostSync-TsfTiming", | |
146 | "HostTxMc", | |
147 | "HostTxBc", | |
148 | "HostTxUc", | |
149 | "HostTxFail", | |
150 | "HostRxMc", | |
151 | "HostRxBc", | |
152 | "HostRxUc", | |
153 | "HostRxDiscard", | |
154 | IGNLABEL("HmacTxMc"), | |
155 | IGNLABEL("HmacTxBc"), | |
156 | IGNLABEL("HmacTxUc"), | |
157 | IGNLABEL("HmacTxFail"), | |
158 | IGNLABEL("HmacRxMc"), | |
159 | IGNLABEL("HmacRxBc"), | |
160 | IGNLABEL("HmacRxUc"), | |
161 | IGNLABEL("HmacRxDiscard"), | |
162 | IGNLABEL("HmacRxAccepted"), | |
163 | "SsidMismatch", | |
164 | "ApMismatch", | |
165 | "RatesMismatch", | |
166 | "AuthReject", | |
167 | "AuthTimeout", | |
168 | "AssocReject", | |
169 | "AssocTimeout", | |
170 | IGNLABEL("ReasonOutsideTable"), | |
171 | IGNLABEL("ReasonStatus1"), | |
172 | IGNLABEL("ReasonStatus2"), | |
173 | IGNLABEL("ReasonStatus3"), | |
174 | IGNLABEL("ReasonStatus4"), | |
175 | IGNLABEL("ReasonStatus5"), | |
176 | IGNLABEL("ReasonStatus6"), | |
177 | IGNLABEL("ReasonStatus7"), | |
178 | IGNLABEL("ReasonStatus8"), | |
179 | IGNLABEL("ReasonStatus9"), | |
180 | IGNLABEL("ReasonStatus10"), | |
181 | IGNLABEL("ReasonStatus11"), | |
182 | IGNLABEL("ReasonStatus12"), | |
183 | IGNLABEL("ReasonStatus13"), | |
184 | IGNLABEL("ReasonStatus14"), | |
185 | IGNLABEL("ReasonStatus15"), | |
186 | IGNLABEL("ReasonStatus16"), | |
187 | IGNLABEL("ReasonStatus17"), | |
188 | IGNLABEL("ReasonStatus18"), | |
189 | IGNLABEL("ReasonStatus19"), | |
190 | "RxMan", | |
191 | "TxMan", | |
192 | "RxRefresh", | |
193 | "TxRefresh", | |
194 | "RxPoll", | |
195 | "TxPoll", | |
196 | "HostRetries", | |
197 | "LostSync-HostReq", | |
198 | "HostTxBytes", | |
199 | "HostRxBytes", | |
200 | "ElapsedUsec", | |
201 | "ElapsedSec", | |
202 | "LostSyncBetterAP", | |
203 | "PrivacyMismatch", | |
204 | "Jammed", | |
205 | "DiscRxNotWepped", | |
206 | "PhyEleMismatch", | |
207 | (char*)-1 }; | |
208 | #ifndef RUN_AT | |
209 | #define RUN_AT(x) (jiffies+(x)) | |
210 | #endif | |
211 | ||
212 | ||
213 | /* These variables are for insmod, since it seems that the rates | |
214 | can only be set in setup_card. Rates should be a comma separated | |
215 | (no spaces) list of rates (up to 8). */ | |
216 | ||
217 | static int rates[8]; | |
1da177e4 LT |
218 | static char *ssids[3]; |
219 | ||
220 | static int io[4]; | |
221 | static int irq[4]; | |
222 | ||
223 | static | |
224 | int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at. | |
225 | 0 means no limit. For old cards this was 4 */ | |
226 | ||
227 | static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */ | |
228 | static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read | |
229 | the bap, needed on some older cards and buses. */ | |
230 | static int adhoc; | |
231 | ||
232 | static int probe = 1; | |
233 | ||
1efa29cd | 234 | static kuid_t proc_kuid; |
1da177e4 LT |
235 | static int proc_uid /* = 0 */; |
236 | ||
1efa29cd | 237 | static kgid_t proc_kgid; |
1da177e4 LT |
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"); | |
85ee7a1d JP |
245 | MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet cards. " |
246 | "Direct support for ISA/PCI/MPI cards and support for PCMCIA when used with airo_cs."); | |
1da177e4 LT |
247 | MODULE_LICENSE("Dual BSD/GPL"); |
248 | MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350"); | |
249 | module_param_array(io, int, NULL, 0); | |
250 | module_param_array(irq, int, NULL, 0); | |
1da177e4 LT |
251 | module_param_array(rates, int, NULL, 0); |
252 | module_param_array(ssids, charp, NULL, 0); | |
253 | module_param(auto_wep, int, 0); | |
85ee7a1d JP |
254 | MODULE_PARM_DESC(auto_wep, |
255 | "If non-zero, the driver will keep looping through the authentication options until an association is made. " | |
256 | "The value of auto_wep is number of the wep keys to check. " | |
257 | "A value of 2 will try using the key at index 0 and index 1."); | |
1da177e4 | 258 | module_param(aux_bap, int, 0); |
85ee7a1d JP |
259 | MODULE_PARM_DESC(aux_bap, |
260 | "If non-zero, the driver will switch into a mode that seems to work better for older cards with some older buses. " | |
261 | "Before switching it checks that the switch is needed."); | |
1da177e4 | 262 | module_param(maxencrypt, int, 0); |
85ee7a1d JP |
263 | MODULE_PARM_DESC(maxencrypt, |
264 | "The maximum speed that the card can do encryption. " | |
265 | "Units are in 512kbs. " | |
266 | "Zero (default) means there is no limit. " | |
267 | "Older cards used to be limited to 2mbs (4)."); | |
1da177e4 LT |
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 | ||
1da177e4 LT |
499 | /* This structure came from an email sent to me from an engineer at |
500 | aironet for inclusion into this driver */ | |
99590ffe DW |
501 | typedef struct WepKeyRid WepKeyRid; |
502 | struct WepKeyRid { | |
4293ea33 AV |
503 | __le16 len; |
504 | __le16 kindex; | |
1da177e4 | 505 | u8 mac[ETH_ALEN]; |
4293ea33 | 506 | __le16 klen; |
1da177e4 | 507 | u8 key[16]; |
ba2d3587 | 508 | } __packed; |
1da177e4 LT |
509 | |
510 | /* These structures are from the Aironet's PC4500 Developers Manual */ | |
99590ffe DW |
511 | typedef struct Ssid Ssid; |
512 | struct Ssid { | |
0dd2212f | 513 | __le16 len; |
1da177e4 | 514 | u8 ssid[32]; |
ba2d3587 | 515 | } __packed; |
1da177e4 | 516 | |
99590ffe DW |
517 | typedef struct SsidRid SsidRid; |
518 | struct SsidRid { | |
0dd2212f | 519 | __le16 len; |
1da177e4 | 520 | Ssid ssids[3]; |
ba2d3587 | 521 | } __packed; |
1da177e4 | 522 | |
99590ffe DW |
523 | typedef struct ModulationRid ModulationRid; |
524 | struct ModulationRid { | |
3eb9b41f AV |
525 | __le16 len; |
526 | __le16 modulation; | |
527 | #define MOD_DEFAULT cpu_to_le16(0) | |
528 | #define MOD_CCK cpu_to_le16(1) | |
529 | #define MOD_MOK cpu_to_le16(2) | |
ba2d3587 | 530 | } __packed; |
1da177e4 | 531 | |
99590ffe DW |
532 | typedef struct ConfigRid ConfigRid; |
533 | struct ConfigRid { | |
3eb9b41f AV |
534 | __le16 len; /* sizeof(ConfigRid) */ |
535 | __le16 opmode; /* operating mode */ | |
536 | #define MODE_STA_IBSS cpu_to_le16(0) | |
537 | #define MODE_STA_ESS cpu_to_le16(1) | |
538 | #define MODE_AP cpu_to_le16(2) | |
539 | #define MODE_AP_RPTR cpu_to_le16(3) | |
540 | #define MODE_CFG_MASK cpu_to_le16(0xff) | |
541 | #define MODE_ETHERNET_HOST cpu_to_le16(0<<8) /* rx payloads converted */ | |
542 | #define MODE_LLC_HOST cpu_to_le16(1<<8) /* rx payloads left as is */ | |
543 | #define MODE_AIRONET_EXTEND cpu_to_le16(1<<9) /* enable Aironet extenstions */ | |
544 | #define MODE_AP_INTERFACE cpu_to_le16(1<<10) /* enable ap interface extensions */ | |
545 | #define MODE_ANTENNA_ALIGN cpu_to_le16(1<<11) /* enable antenna alignment */ | |
546 | #define MODE_ETHER_LLC cpu_to_le16(1<<12) /* enable ethernet LLC */ | |
547 | #define MODE_LEAF_NODE cpu_to_le16(1<<13) /* enable leaf node bridge */ | |
548 | #define MODE_CF_POLLABLE cpu_to_le16(1<<14) /* enable CF pollable */ | |
549 | #define MODE_MIC cpu_to_le16(1<<15) /* enable MIC */ | |
550 | __le16 rmode; /* receive mode */ | |
551 | #define RXMODE_BC_MC_ADDR cpu_to_le16(0) | |
552 | #define RXMODE_BC_ADDR cpu_to_le16(1) /* ignore multicasts */ | |
553 | #define RXMODE_ADDR cpu_to_le16(2) /* ignore multicast and broadcast */ | |
554 | #define RXMODE_RFMON cpu_to_le16(3) /* wireless monitor mode */ | |
555 | #define RXMODE_RFMON_ANYBSS cpu_to_le16(4) | |
556 | #define RXMODE_LANMON cpu_to_le16(5) /* lan style monitor -- data packets only */ | |
557 | #define RXMODE_MASK cpu_to_le16(255) | |
558 | #define RXMODE_DISABLE_802_3_HEADER cpu_to_le16(1<<8) /* disables 802.3 header on rx */ | |
559 | #define RXMODE_FULL_MASK (RXMODE_MASK | RXMODE_DISABLE_802_3_HEADER) | |
560 | #define RXMODE_NORMALIZED_RSSI cpu_to_le16(1<<9) /* return normalized RSSI */ | |
561 | __le16 fragThresh; | |
562 | __le16 rtsThres; | |
1da177e4 LT |
563 | u8 macAddr[ETH_ALEN]; |
564 | u8 rates[8]; | |
3eb9b41f AV |
565 | __le16 shortRetryLimit; |
566 | __le16 longRetryLimit; | |
567 | __le16 txLifetime; /* in kusec */ | |
568 | __le16 rxLifetime; /* in kusec */ | |
569 | __le16 stationary; | |
570 | __le16 ordering; | |
571 | __le16 u16deviceType; /* for overriding device type */ | |
572 | __le16 cfpRate; | |
573 | __le16 cfpDuration; | |
574 | __le16 _reserved1[3]; | |
1da177e4 | 575 | /*---------- Scanning/Associating ----------*/ |
3eb9b41f AV |
576 | __le16 scanMode; |
577 | #define SCANMODE_ACTIVE cpu_to_le16(0) | |
578 | #define SCANMODE_PASSIVE cpu_to_le16(1) | |
579 | #define SCANMODE_AIROSCAN cpu_to_le16(2) | |
580 | __le16 probeDelay; /* in kusec */ | |
581 | __le16 probeEnergyTimeout; /* in kusec */ | |
582 | __le16 probeResponseTimeout; | |
583 | __le16 beaconListenTimeout; | |
584 | __le16 joinNetTimeout; | |
585 | __le16 authTimeout; | |
586 | __le16 authType; | |
587 | #define AUTH_OPEN cpu_to_le16(0x1) | |
588 | #define AUTH_ENCRYPT cpu_to_le16(0x101) | |
589 | #define AUTH_SHAREDKEY cpu_to_le16(0x102) | |
590 | #define AUTH_ALLOW_UNENCRYPTED cpu_to_le16(0x200) | |
591 | __le16 associationTimeout; | |
592 | __le16 specifiedApTimeout; | |
593 | __le16 offlineScanInterval; | |
594 | __le16 offlineScanDuration; | |
595 | __le16 linkLossDelay; | |
596 | __le16 maxBeaconLostTime; | |
597 | __le16 refreshInterval; | |
598 | #define DISABLE_REFRESH cpu_to_le16(0xFFFF) | |
599 | __le16 _reserved1a[1]; | |
1da177e4 | 600 | /*---------- Power save operation ----------*/ |
3eb9b41f AV |
601 | __le16 powerSaveMode; |
602 | #define POWERSAVE_CAM cpu_to_le16(0) | |
603 | #define POWERSAVE_PSP cpu_to_le16(1) | |
604 | #define POWERSAVE_PSPCAM cpu_to_le16(2) | |
605 | __le16 sleepForDtims; | |
606 | __le16 listenInterval; | |
607 | __le16 fastListenInterval; | |
608 | __le16 listenDecay; | |
609 | __le16 fastListenDelay; | |
610 | __le16 _reserved2[2]; | |
1da177e4 | 611 | /*---------- Ap/Ibss config items ----------*/ |
3eb9b41f AV |
612 | __le16 beaconPeriod; |
613 | __le16 atimDuration; | |
614 | __le16 hopPeriod; | |
615 | __le16 channelSet; | |
616 | __le16 channel; | |
617 | __le16 dtimPeriod; | |
618 | __le16 bridgeDistance; | |
619 | __le16 radioID; | |
1da177e4 | 620 | /*---------- Radio configuration ----------*/ |
3eb9b41f AV |
621 | __le16 radioType; |
622 | #define RADIOTYPE_DEFAULT cpu_to_le16(0) | |
623 | #define RADIOTYPE_802_11 cpu_to_le16(1) | |
624 | #define RADIOTYPE_LEGACY cpu_to_le16(2) | |
1da177e4 LT |
625 | u8 rxDiversity; |
626 | u8 txDiversity; | |
3eb9b41f | 627 | __le16 txPower; |
1da177e4 | 628 | #define TXPOWER_DEFAULT 0 |
3eb9b41f | 629 | __le16 rssiThreshold; |
1da177e4 | 630 | #define RSSI_DEFAULT 0 |
3eb9b41f AV |
631 | __le16 modulation; |
632 | #define PREAMBLE_AUTO cpu_to_le16(0) | |
633 | #define PREAMBLE_LONG cpu_to_le16(1) | |
634 | #define PREAMBLE_SHORT cpu_to_le16(2) | |
635 | __le16 preamble; | |
636 | __le16 homeProduct; | |
637 | __le16 radioSpecific; | |
1da177e4 LT |
638 | /*---------- Aironet Extensions ----------*/ |
639 | u8 nodeName[16]; | |
3eb9b41f AV |
640 | __le16 arlThreshold; |
641 | __le16 arlDecay; | |
642 | __le16 arlDelay; | |
643 | __le16 _reserved4[1]; | |
1da177e4 LT |
644 | /*---------- Aironet Extensions ----------*/ |
645 | u8 magicAction; | |
646 | #define MAGIC_ACTION_STSCHG 1 | |
647 | #define MAGIC_ACTION_RESUME 2 | |
648 | #define MAGIC_IGNORE_MCAST (1<<8) | |
649 | #define MAGIC_IGNORE_BCAST (1<<9) | |
650 | #define MAGIC_SWITCH_TO_PSP (0<<10) | |
651 | #define MAGIC_STAY_IN_CAM (1<<10) | |
652 | u8 magicControl; | |
3eb9b41f | 653 | __le16 autoWake; |
ba2d3587 | 654 | } __packed; |
1da177e4 | 655 | |
99590ffe DW |
656 | typedef struct StatusRid StatusRid; |
657 | struct StatusRid { | |
329e2c00 | 658 | __le16 len; |
1da177e4 | 659 | u8 mac[ETH_ALEN]; |
329e2c00 AV |
660 | __le16 mode; |
661 | __le16 errorCode; | |
662 | __le16 sigQuality; | |
663 | __le16 SSIDlen; | |
1da177e4 LT |
664 | char SSID[32]; |
665 | char apName[16]; | |
666 | u8 bssid[4][ETH_ALEN]; | |
329e2c00 AV |
667 | __le16 beaconPeriod; |
668 | __le16 dimPeriod; | |
669 | __le16 atimDuration; | |
670 | __le16 hopPeriod; | |
671 | __le16 channelSet; | |
672 | __le16 channel; | |
673 | __le16 hopsToBackbone; | |
674 | __le16 apTotalLoad; | |
675 | __le16 generatedLoad; | |
676 | __le16 accumulatedArl; | |
677 | __le16 signalQuality; | |
678 | __le16 currentXmitRate; | |
679 | __le16 apDevExtensions; | |
680 | __le16 normalizedSignalStrength; | |
681 | __le16 shortPreamble; | |
1da177e4 LT |
682 | u8 apIP[4]; |
683 | u8 noisePercent; /* Noise percent in last second */ | |
684 | u8 noisedBm; /* Noise dBm in last second */ | |
685 | u8 noiseAvePercent; /* Noise percent in last minute */ | |
686 | u8 noiseAvedBm; /* Noise dBm in last minute */ | |
687 | u8 noiseMaxPercent; /* Highest noise percent in last minute */ | |
688 | u8 noiseMaxdBm; /* Highest noise dbm in last minute */ | |
329e2c00 | 689 | __le16 load; |
1da177e4 | 690 | u8 carrier[4]; |
329e2c00 | 691 | __le16 assocStatus; |
1da177e4 LT |
692 | #define STAT_NOPACKETS 0 |
693 | #define STAT_NOCARRIERSET 10 | |
694 | #define STAT_GOTCARRIERSET 11 | |
695 | #define STAT_WRONGSSID 20 | |
696 | #define STAT_BADCHANNEL 25 | |
697 | #define STAT_BADBITRATES 30 | |
698 | #define STAT_BADPRIVACY 35 | |
699 | #define STAT_APFOUND 40 | |
700 | #define STAT_APREJECTED 50 | |
701 | #define STAT_AUTHENTICATING 60 | |
702 | #define STAT_DEAUTHENTICATED 61 | |
703 | #define STAT_AUTHTIMEOUT 62 | |
704 | #define STAT_ASSOCIATING 70 | |
705 | #define STAT_DEASSOCIATED 71 | |
706 | #define STAT_ASSOCTIMEOUT 72 | |
707 | #define STAT_NOTAIROAP 73 | |
708 | #define STAT_ASSOCIATED 80 | |
709 | #define STAT_LEAPING 90 | |
710 | #define STAT_LEAPFAILED 91 | |
711 | #define STAT_LEAPTIMEDOUT 92 | |
712 | #define STAT_LEAPCOMPLETE 93 | |
ba2d3587 | 713 | } __packed; |
1da177e4 | 714 | |
99590ffe DW |
715 | typedef struct StatsRid StatsRid; |
716 | struct StatsRid { | |
a23ace5f AV |
717 | __le16 len; |
718 | __le16 spacer; | |
719 | __le32 vals[100]; | |
ba2d3587 | 720 | } __packed; |
1da177e4 | 721 | |
99590ffe DW |
722 | typedef struct APListRid APListRid; |
723 | struct APListRid { | |
a749716e | 724 | __le16 len; |
1da177e4 | 725 | u8 ap[4][ETH_ALEN]; |
ba2d3587 | 726 | } __packed; |
1da177e4 | 727 | |
99590ffe DW |
728 | typedef struct CapabilityRid CapabilityRid; |
729 | struct CapabilityRid { | |
56d81bd3 | 730 | __le16 len; |
1da177e4 LT |
731 | char oui[3]; |
732 | char zero; | |
56d81bd3 | 733 | __le16 prodNum; |
1da177e4 LT |
734 | char manName[32]; |
735 | char prodName[16]; | |
736 | char prodVer[8]; | |
737 | char factoryAddr[ETH_ALEN]; | |
738 | char aironetAddr[ETH_ALEN]; | |
56d81bd3 AV |
739 | __le16 radioType; |
740 | __le16 country; | |
1da177e4 LT |
741 | char callid[ETH_ALEN]; |
742 | char supportedRates[8]; | |
743 | char rxDiversity; | |
744 | char txDiversity; | |
56d81bd3 AV |
745 | __le16 txPowerLevels[8]; |
746 | __le16 hardVer; | |
747 | __le16 hardCap; | |
748 | __le16 tempRange; | |
749 | __le16 softVer; | |
750 | __le16 softSubVer; | |
751 | __le16 interfaceVer; | |
752 | __le16 softCap; | |
753 | __le16 bootBlockVer; | |
754 | __le16 requiredHard; | |
755 | __le16 extSoftCap; | |
ba2d3587 | 756 | } __packed; |
3c304956 DW |
757 | |
758 | /* Only present on firmware >= 5.30.17 */ | |
99590ffe DW |
759 | typedef struct BSSListRidExtra BSSListRidExtra; |
760 | struct BSSListRidExtra { | |
17e70491 | 761 | __le16 unknown[4]; |
3c304956 DW |
762 | u8 fixed[12]; /* WLAN management frame */ |
763 | u8 iep[624]; | |
ba2d3587 | 764 | } __packed; |
3c304956 | 765 | |
99590ffe DW |
766 | typedef struct BSSListRid BSSListRid; |
767 | struct BSSListRid { | |
17e70491 AV |
768 | __le16 len; |
769 | __le16 index; /* First is 0 and 0xffff means end of list */ | |
1da177e4 LT |
770 | #define RADIO_FH 1 /* Frequency hopping radio type */ |
771 | #define RADIO_DS 2 /* Direct sequence radio type */ | |
772 | #define RADIO_TMA 4 /* Proprietary radio used in old cards (2500) */ | |
17e70491 | 773 | __le16 radioType; |
1da177e4 LT |
774 | u8 bssid[ETH_ALEN]; /* Mac address of the BSS */ |
775 | u8 zero; | |
776 | u8 ssidLen; | |
777 | u8 ssid[32]; | |
17e70491 AV |
778 | __le16 dBm; |
779 | #define CAP_ESS cpu_to_le16(1<<0) | |
780 | #define CAP_IBSS cpu_to_le16(1<<1) | |
781 | #define CAP_PRIVACY cpu_to_le16(1<<4) | |
782 | #define CAP_SHORTHDR cpu_to_le16(1<<5) | |
783 | __le16 cap; | |
784 | __le16 beaconInterval; | |
1da177e4 LT |
785 | u8 rates[8]; /* Same as rates for config rid */ |
786 | struct { /* For frequency hopping only */ | |
17e70491 | 787 | __le16 dwell; |
1da177e4 LT |
788 | u8 hopSet; |
789 | u8 hopPattern; | |
790 | u8 hopIndex; | |
791 | u8 fill; | |
792 | } fh; | |
17e70491 AV |
793 | __le16 dsChannel; |
794 | __le16 atimWindow; | |
3c304956 DW |
795 | |
796 | /* Only present on firmware >= 5.30.17 */ | |
797 | BSSListRidExtra extra; | |
ba2d3587 | 798 | } __packed; |
1da177e4 | 799 | |
9e75af30 DW |
800 | typedef struct { |
801 | BSSListRid bss; | |
802 | struct list_head list; | |
803 | } BSSListElement; | |
804 | ||
99590ffe DW |
805 | typedef struct tdsRssiEntry tdsRssiEntry; |
806 | struct tdsRssiEntry { | |
1da177e4 LT |
807 | u8 rssipct; |
808 | u8 rssidBm; | |
ba2d3587 | 809 | } __packed; |
1da177e4 | 810 | |
99590ffe DW |
811 | typedef struct tdsRssiRid tdsRssiRid; |
812 | struct tdsRssiRid { | |
1da177e4 LT |
813 | u16 len; |
814 | tdsRssiEntry x[256]; | |
ba2d3587 | 815 | } __packed; |
1da177e4 | 816 | |
99590ffe DW |
817 | typedef struct MICRid MICRid; |
818 | struct MICRid { | |
819 | __le16 len; | |
820 | __le16 state; | |
821 | __le16 multicastValid; | |
1da177e4 | 822 | u8 multicast[16]; |
99590ffe | 823 | __le16 unicastValid; |
1da177e4 | 824 | u8 unicast[16]; |
ba2d3587 | 825 | } __packed; |
1da177e4 | 826 | |
99590ffe DW |
827 | typedef struct MICBuffer MICBuffer; |
828 | struct MICBuffer { | |
593c2b9c | 829 | __be16 typelen; |
1da177e4 LT |
830 | |
831 | union { | |
832 | u8 snap[8]; | |
833 | struct { | |
834 | u8 dsap; | |
835 | u8 ssap; | |
836 | u8 control; | |
837 | u8 orgcode[3]; | |
838 | u8 fieldtype[2]; | |
839 | } llc; | |
840 | } u; | |
593c2b9c AV |
841 | __be32 mic; |
842 | __be32 seq; | |
ba2d3587 | 843 | } __packed; |
1da177e4 LT |
844 | |
845 | typedef struct { | |
846 | u8 da[ETH_ALEN]; | |
847 | u8 sa[ETH_ALEN]; | |
848 | } etherHead; | |
849 | ||
1da177e4 LT |
850 | #define TXCTL_TXOK (1<<1) /* report if tx is ok */ |
851 | #define TXCTL_TXEX (1<<2) /* report if tx fails */ | |
852 | #define TXCTL_802_3 (0<<3) /* 802.3 packet */ | |
853 | #define TXCTL_802_11 (1<<3) /* 802.11 mac packet */ | |
854 | #define TXCTL_ETHERNET (0<<4) /* payload has ethertype */ | |
855 | #define TXCTL_LLC (1<<4) /* payload is llc */ | |
856 | #define TXCTL_RELEASE (0<<5) /* release after completion */ | |
857 | #define TXCTL_NORELEASE (1<<5) /* on completion returns to host */ | |
858 | ||
859 | #define BUSY_FID 0x10000 | |
860 | ||
861 | #ifdef CISCO_EXT | |
862 | #define AIROMAGIC 0xa55a | |
863 | /* Warning : SIOCDEVPRIVATE may disapear during 2.5.X - Jean II */ | |
864 | #ifdef SIOCIWFIRSTPRIV | |
865 | #ifdef SIOCDEVPRIVATE | |
866 | #define AIROOLDIOCTL SIOCDEVPRIVATE | |
867 | #define AIROOLDIDIFC AIROOLDIOCTL + 1 | |
868 | #endif /* SIOCDEVPRIVATE */ | |
869 | #else /* SIOCIWFIRSTPRIV */ | |
870 | #define SIOCIWFIRSTPRIV SIOCDEVPRIVATE | |
871 | #endif /* SIOCIWFIRSTPRIV */ | |
872 | /* This may be wrong. When using the new SIOCIWFIRSTPRIV range, we probably | |
873 | * should use only "GET" ioctls (last bit set to 1). "SET" ioctls are root | |
874 | * only and don't return the modified struct ifreq to the application which | |
875 | * is usually a problem. - Jean II */ | |
876 | #define AIROIOCTL SIOCIWFIRSTPRIV | |
877 | #define AIROIDIFC AIROIOCTL + 1 | |
878 | ||
879 | /* Ioctl constants to be used in airo_ioctl.command */ | |
880 | ||
881 | #define AIROGCAP 0 // Capability rid | |
882 | #define AIROGCFG 1 // USED A LOT | |
883 | #define AIROGSLIST 2 // System ID list | |
884 | #define AIROGVLIST 3 // List of specified AP's | |
885 | #define AIROGDRVNAM 4 // NOTUSED | |
886 | #define AIROGEHTENC 5 // NOTUSED | |
887 | #define AIROGWEPKTMP 6 | |
888 | #define AIROGWEPKNV 7 | |
889 | #define AIROGSTAT 8 | |
890 | #define AIROGSTATSC32 9 | |
891 | #define AIROGSTATSD32 10 | |
892 | #define AIROGMICRID 11 | |
893 | #define AIROGMICSTATS 12 | |
894 | #define AIROGFLAGS 13 | |
895 | #define AIROGID 14 | |
896 | #define AIRORRID 15 | |
897 | #define AIRORSWVERSION 17 | |
898 | ||
899 | /* Leave gap of 40 commands after AIROGSTATSD32 for future */ | |
900 | ||
901 | #define AIROPCAP AIROGSTATSD32 + 40 | |
902 | #define AIROPVLIST AIROPCAP + 1 | |
903 | #define AIROPSLIST AIROPVLIST + 1 | |
904 | #define AIROPCFG AIROPSLIST + 1 | |
905 | #define AIROPSIDS AIROPCFG + 1 | |
906 | #define AIROPAPLIST AIROPSIDS + 1 | |
907 | #define AIROPMACON AIROPAPLIST + 1 /* Enable mac */ | |
908 | #define AIROPMACOFF AIROPMACON + 1 /* Disable mac */ | |
909 | #define AIROPSTCLR AIROPMACOFF + 1 | |
910 | #define AIROPWEPKEY AIROPSTCLR + 1 | |
911 | #define AIROPWEPKEYNV AIROPWEPKEY + 1 | |
912 | #define AIROPLEAPPWD AIROPWEPKEYNV + 1 | |
913 | #define AIROPLEAPUSR AIROPLEAPPWD + 1 | |
914 | ||
915 | /* Flash codes */ | |
916 | ||
917 | #define AIROFLSHRST AIROPWEPKEYNV + 40 | |
918 | #define AIROFLSHGCHR AIROFLSHRST + 1 | |
919 | #define AIROFLSHSTFL AIROFLSHGCHR + 1 | |
920 | #define AIROFLSHPCHR AIROFLSHSTFL + 1 | |
921 | #define AIROFLPUTBUF AIROFLSHPCHR + 1 | |
922 | #define AIRORESTART AIROFLPUTBUF + 1 | |
923 | ||
924 | #define FLASHSIZE 32768 | |
925 | #define AUXMEMSIZE (256 * 1024) | |
926 | ||
927 | typedef struct aironet_ioctl { | |
928 | unsigned short command; // What to do | |
929 | unsigned short len; // Len of data | |
930 | unsigned short ridnum; // rid number | |
931 | unsigned char __user *data; // d-data | |
932 | } aironet_ioctl; | |
933 | ||
7a374d8e | 934 | static const char swversion[] = "2.1"; |
1da177e4 LT |
935 | #endif /* CISCO_EXT */ |
936 | ||
937 | #define NUM_MODULES 2 | |
938 | #define MIC_MSGLEN_MAX 2400 | |
939 | #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX | |
15db2763 | 940 | #define AIRO_DEF_MTU 2312 |
1da177e4 LT |
941 | |
942 | typedef struct { | |
943 | u32 size; // size | |
944 | u8 enabled; // MIC enabled or not | |
945 | u32 rxSuccess; // successful packets received | |
946 | u32 rxIncorrectMIC; // pkts dropped due to incorrect MIC comparison | |
947 | u32 rxNotMICed; // pkts dropped due to not being MIC'd | |
948 | u32 rxMICPlummed; // pkts dropped due to not having a MIC plummed | |
949 | u32 rxWrongSequence; // pkts dropped due to sequence number violation | |
950 | u32 reserve[32]; | |
951 | } mic_statistics; | |
952 | ||
953 | typedef struct { | |
954 | u32 coeff[((EMMH32_MSGLEN_MAX)+3)>>2]; | |
955 | u64 accum; // accumulated mic, reduced to u32 in final() | |
956 | int position; // current position (byte offset) in message | |
957 | union { | |
958 | u8 d8[4]; | |
593c2b9c | 959 | __be32 d32; |
1da177e4 LT |
960 | } part; // saves partial message word across update() calls |
961 | } emmh32_context; | |
962 | ||
963 | typedef struct { | |
964 | emmh32_context seed; // Context - the seed | |
965 | u32 rx; // Received sequence number | |
966 | u32 tx; // Tx sequence number | |
967 | u32 window; // Start of window | |
968 | u8 valid; // Flag to say if context is valid or not | |
969 | u8 key[16]; | |
970 | } miccntx; | |
971 | ||
972 | typedef struct { | |
973 | miccntx mCtx; // Multicast context | |
974 | miccntx uCtx; // Unicast context | |
975 | } mic_module; | |
976 | ||
977 | typedef struct { | |
978 | unsigned int rid: 16; | |
979 | unsigned int len: 15; | |
980 | unsigned int valid: 1; | |
981 | dma_addr_t host_addr; | |
982 | } Rid; | |
983 | ||
984 | typedef struct { | |
985 | unsigned int offset: 15; | |
986 | unsigned int eoc: 1; | |
987 | unsigned int len: 15; | |
988 | unsigned int valid: 1; | |
989 | dma_addr_t host_addr; | |
990 | } TxFid; | |
991 | ||
f55d4517 DW |
992 | struct rx_hdr { |
993 | __le16 status, len; | |
994 | u8 rssi[2]; | |
995 | u8 rate; | |
996 | u8 freq; | |
997 | __le16 tmp[4]; | |
ba2d3587 | 998 | } __packed; |
f55d4517 | 999 | |
1da177e4 LT |
1000 | typedef struct { |
1001 | unsigned int ctl: 15; | |
1002 | unsigned int rdy: 1; | |
1003 | unsigned int len: 15; | |
1004 | unsigned int valid: 1; | |
1005 | dma_addr_t host_addr; | |
1006 | } RxFid; | |
1007 | ||
1008 | /* | |
1009 | * Host receive descriptor | |
1010 | */ | |
1011 | typedef struct { | |
1012 | unsigned char __iomem *card_ram_off; /* offset into card memory of the | |
1013 | desc */ | |
1014 | RxFid rx_desc; /* card receive descriptor */ | |
1015 | char *virtual_host_addr; /* virtual address of host receive | |
1016 | buffer */ | |
1017 | int pending; | |
1018 | } HostRxDesc; | |
1019 | ||
1020 | /* | |
1021 | * Host transmit descriptor | |
1022 | */ | |
1023 | typedef struct { | |
1024 | unsigned char __iomem *card_ram_off; /* offset into card memory of the | |
1025 | desc */ | |
1026 | TxFid tx_desc; /* card transmit descriptor */ | |
1027 | char *virtual_host_addr; /* virtual address of host receive | |
1028 | buffer */ | |
1029 | int pending; | |
1030 | } HostTxDesc; | |
1031 | ||
1032 | /* | |
1033 | * Host RID descriptor | |
1034 | */ | |
1035 | typedef struct { | |
1036 | unsigned char __iomem *card_ram_off; /* offset into card memory of the | |
1037 | descriptor */ | |
1038 | Rid rid_desc; /* card RID descriptor */ | |
1039 | char *virtual_host_addr; /* virtual address of host receive | |
1040 | buffer */ | |
1041 | } HostRidDesc; | |
1042 | ||
1043 | typedef struct { | |
1044 | u16 sw0; | |
1045 | u16 sw1; | |
1046 | u16 status; | |
1047 | u16 len; | |
1048 | #define HOST_SET (1 << 0) | |
1049 | #define HOST_INT_TX (1 << 1) /* Interrupt on successful TX */ | |
1050 | #define HOST_INT_TXERR (1 << 2) /* Interrupt on unseccessful TX */ | |
1051 | #define HOST_LCC_PAYLOAD (1 << 4) /* LLC payload, 0 = Ethertype */ | |
1052 | #define HOST_DONT_RLSE (1 << 5) /* Don't release buffer when done */ | |
1053 | #define HOST_DONT_RETRY (1 << 6) /* Don't retry trasmit */ | |
1054 | #define HOST_CLR_AID (1 << 7) /* clear AID failure */ | |
1055 | #define HOST_RTS (1 << 9) /* Force RTS use */ | |
1056 | #define HOST_SHORT (1 << 10) /* Do short preamble */ | |
1057 | u16 ctl; | |
1058 | u16 aid; | |
1059 | u16 retries; | |
1060 | u16 fill; | |
1061 | } TxCtlHdr; | |
1062 | ||
1063 | typedef struct { | |
1064 | u16 ctl; | |
1065 | u16 duration; | |
1066 | char addr1[6]; | |
1067 | char addr2[6]; | |
1068 | char addr3[6]; | |
1069 | u16 seq; | |
1070 | char addr4[6]; | |
1071 | } WifiHdr; | |
1072 | ||
1073 | ||
1074 | typedef struct { | |
1075 | TxCtlHdr ctlhdr; | |
1076 | u16 fill1; | |
1077 | u16 fill2; | |
1078 | WifiHdr wifihdr; | |
1079 | u16 gaplen; | |
1080 | u16 status; | |
1081 | } WifiCtlHdr; | |
1082 | ||
ff1d2767 | 1083 | static WifiCtlHdr wifictlhdr8023 = { |
1da177e4 LT |
1084 | .ctlhdr = { |
1085 | .ctl = HOST_DONT_RLSE, | |
1086 | } | |
1087 | }; | |
1088 | ||
1da177e4 LT |
1089 | // A few details needed for WEP (Wireless Equivalent Privacy) |
1090 | #define MAX_KEY_SIZE 13 // 128 (?) bits | |
1091 | #define MIN_KEY_SIZE 5 // 40 bits RC4 - WEP | |
1092 | typedef struct wep_key_t { | |
1093 | u16 len; | |
1094 | u8 key[16]; /* 40-bit and 104-bit keys */ | |
1095 | } wep_key_t; | |
1096 | ||
1da177e4 LT |
1097 | /* List of Wireless Handlers (new API) */ |
1098 | static const struct iw_handler_def airo_handler_def; | |
1da177e4 LT |
1099 | |
1100 | static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)"; | |
1101 | ||
1102 | struct airo_info; | |
1103 | ||
1104 | static int get_dec_u16( char *buffer, int *start, int limit ); | |
1105 | static void OUT4500( struct airo_info *, u16 register, u16 value ); | |
1106 | static unsigned short IN4500( struct airo_info *, u16 register ); | |
1107 | static u16 setup_card(struct airo_info*, u8 *mac, int lock); | |
175ec1a1 | 1108 | static int enable_MAC(struct airo_info *ai, int lock); |
1da177e4 LT |
1109 | static void disable_MAC(struct airo_info *ai, int lock); |
1110 | static void enable_interrupts(struct airo_info*); | |
1111 | static void disable_interrupts(struct airo_info*); | |
1112 | static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp); | |
1113 | static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap); | |
b8c06bc1 | 1114 | static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen, |
1da177e4 | 1115 | int whichbap); |
b8c06bc1 | 1116 | static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen, |
1da177e4 | 1117 | int whichbap); |
b8c06bc1 | 1118 | static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen, |
1da177e4 LT |
1119 | int whichbap); |
1120 | static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd); | |
1121 | static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock); | |
1122 | static int PC4500_writerid(struct airo_info*, u16 rid, const void | |
1123 | *pBuf, int len, int lock); | |
1124 | static int do_writerid( struct airo_info*, u16 rid, const void *rid_data, | |
1125 | int len, int dummy ); | |
1126 | static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw); | |
1127 | static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket); | |
1128 | static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket); | |
1129 | ||
1130 | static int mpi_send_packet (struct net_device *dev); | |
1131 | static void mpi_unmap_card(struct pci_dev *pci); | |
1132 | static void mpi_receive_802_3(struct airo_info *ai); | |
1133 | static void mpi_receive_802_11(struct airo_info *ai); | |
1134 | static int waitbusy (struct airo_info *ai); | |
1135 | ||
7d12e780 | 1136 | static irqreturn_t airo_interrupt( int irq, void* dev_id); |
1da177e4 LT |
1137 | static int airo_thread(void *data); |
1138 | static void timer_func( struct net_device *dev ); | |
1139 | static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); | |
ff1d2767 | 1140 | static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev); |
1da177e4 | 1141 | static void airo_read_wireless_stats (struct airo_info *local); |
1da177e4 LT |
1142 | #ifdef CISCO_EXT |
1143 | static int readrids(struct net_device *dev, aironet_ioctl *comp); | |
1144 | static int writerids(struct net_device *dev, aironet_ioctl *comp); | |
ff1d2767 | 1145 | static int flashcard(struct net_device *dev, aironet_ioctl *comp); |
1da177e4 | 1146 | #endif /* CISCO_EXT */ |
1da177e4 LT |
1147 | static void micinit(struct airo_info *ai); |
1148 | static int micsetup(struct airo_info *ai); | |
1149 | static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len); | |
1150 | static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen); | |
1151 | ||
41480af2 DW |
1152 | static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi); |
1153 | static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm); | |
1154 | ||
9e75af30 DW |
1155 | static void airo_networks_free(struct airo_info *ai); |
1156 | ||
1da177e4 | 1157 | struct airo_info { |
1da177e4 | 1158 | struct net_device *dev; |
af5b5c9a | 1159 | struct list_head dev_list; |
1da177e4 LT |
1160 | /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we |
1161 | use the high bit to mark whether it is in use. */ | |
1162 | #define MAX_FIDS 6 | |
1163 | #define MPI_MAX_FIDS 1 | |
9e05a2df | 1164 | u32 fids[MAX_FIDS]; |
1da177e4 LT |
1165 | ConfigRid config; |
1166 | char keyindex; // Used with auto wep | |
1167 | char defindex; // Used with auto wep | |
1168 | struct proc_dir_entry *proc_entry; | |
1169 | spinlock_t aux_lock; | |
1da177e4 LT |
1170 | #define FLAG_RADIO_OFF 0 /* User disabling of MAC */ |
1171 | #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */ | |
1172 | #define FLAG_RADIO_MASK 0x03 | |
1173 | #define FLAG_ENABLED 2 | |
1174 | #define FLAG_ADHOC 3 /* Needed by MIC */ | |
1175 | #define FLAG_MIC_CAPABLE 4 | |
1176 | #define FLAG_UPDATE_MULTI 5 | |
1177 | #define FLAG_UPDATE_UNI 6 | |
1178 | #define FLAG_802_11 7 | |
3c304956 | 1179 | #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ |
1da177e4 LT |
1180 | #define FLAG_PENDING_XMIT 9 |
1181 | #define FLAG_PENDING_XMIT11 10 | |
1182 | #define FLAG_MPI 11 | |
1183 | #define FLAG_REGISTERED 12 | |
1184 | #define FLAG_COMMIT 13 | |
1185 | #define FLAG_RESET 14 | |
1186 | #define FLAG_FLASHING 15 | |
3c304956 DW |
1187 | #define FLAG_WPA_CAPABLE 16 |
1188 | unsigned long flags; | |
1189 | #define JOB_DIE 0 | |
1190 | #define JOB_XMIT 1 | |
1191 | #define JOB_XMIT11 2 | |
1192 | #define JOB_STATS 3 | |
1193 | #define JOB_PROMISC 4 | |
1194 | #define JOB_MIC 5 | |
1195 | #define JOB_EVENT 6 | |
1196 | #define JOB_AUTOWEP 7 | |
1197 | #define JOB_WSTATS 8 | |
1198 | #define JOB_SCAN_RESULTS 9 | |
1199 | unsigned long jobs; | |
b8c06bc1 | 1200 | int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen, |
1da177e4 LT |
1201 | int whichbap); |
1202 | unsigned short *flash; | |
1203 | tdsRssiEntry *rssi; | |
3b4c7d64 SB |
1204 | struct task_struct *list_bss_task; |
1205 | struct task_struct *airo_thread_task; | |
1da177e4 | 1206 | struct semaphore sem; |
1da177e4 | 1207 | wait_queue_head_t thr_wait; |
1da177e4 LT |
1208 | unsigned long expires; |
1209 | struct { | |
1210 | struct sk_buff *skb; | |
1211 | int fid; | |
1212 | } xmit, xmit11; | |
1213 | struct net_device *wifidev; | |
1da177e4 | 1214 | struct iw_statistics wstats; // wireless stats |
9e75af30 | 1215 | unsigned long scan_timeout; /* Time scan should be read */ |
1da177e4 LT |
1216 | struct iw_spy_data spy_data; |
1217 | struct iw_public_data wireless_data; | |
1da177e4 | 1218 | /* MIC stuff */ |
f12cc209 | 1219 | struct crypto_cipher *tfm; |
1da177e4 LT |
1220 | mic_module mod[2]; |
1221 | mic_statistics micstats; | |
1da177e4 LT |
1222 | HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors |
1223 | HostTxDesc txfids[MPI_MAX_FIDS]; | |
1224 | HostRidDesc config_desc; | |
1225 | unsigned long ridbus; // phys addr of config_desc | |
1226 | struct sk_buff_head txq;// tx queue used by mpi350 code | |
1227 | struct pci_dev *pci; | |
1228 | unsigned char __iomem *pcimem; | |
1229 | unsigned char __iomem *pciaux; | |
1230 | unsigned char *shared; | |
1231 | dma_addr_t shared_dma; | |
1cc68ae0 | 1232 | pm_message_t power; |
1da177e4 LT |
1233 | SsidRid *SSID; |
1234 | APListRid *APList; | |
1235 | #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE | |
1236 | char proc_name[IFNAMSIZ]; | |
9e75af30 | 1237 | |
138c0c68 DW |
1238 | int wep_capable; |
1239 | int max_wep_idx; | |
1240 | ||
3c304956 DW |
1241 | /* WPA-related stuff */ |
1242 | unsigned int bssListFirst; | |
1243 | unsigned int bssListNext; | |
1244 | unsigned int bssListRidLen; | |
1245 | ||
9e75af30 DW |
1246 | struct list_head network_list; |
1247 | struct list_head network_free_list; | |
1248 | BSSListElement *networks; | |
1da177e4 LT |
1249 | }; |
1250 | ||
b8c06bc1 AV |
1251 | static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen, |
1252 | int whichbap) | |
1253 | { | |
1da177e4 LT |
1254 | return ai->bap_read(ai, pu16Dst, bytelen, whichbap); |
1255 | } | |
1256 | ||
1257 | static int setup_proc_entry( struct net_device *dev, | |
1258 | struct airo_info *apriv ); | |
1259 | static int takedown_proc_entry( struct net_device *dev, | |
1260 | struct airo_info *apriv ); | |
1261 | ||
ff1d2767 JM |
1262 | static int cmdreset(struct airo_info *ai); |
1263 | static int setflashmode (struct airo_info *ai); | |
1264 | static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime); | |
1265 | static int flashputbuf(struct airo_info *ai); | |
1266 | static int flashrestart(struct airo_info *ai,struct net_device *dev); | |
1267 | ||
934d8bf1 | 1268 | #define airo_print(type, name, fmt, args...) \ |
1138c37b | 1269 | printk(type DRV_NAME "(%s): " fmt "\n", name, ##args) |
934d8bf1 DW |
1270 | |
1271 | #define airo_print_info(name, fmt, args...) \ | |
1272 | airo_print(KERN_INFO, name, fmt, ##args) | |
1273 | ||
1274 | #define airo_print_dbg(name, fmt, args...) \ | |
1275 | airo_print(KERN_DEBUG, name, fmt, ##args) | |
1276 | ||
1277 | #define airo_print_warn(name, fmt, args...) \ | |
1278 | airo_print(KERN_WARNING, name, fmt, ##args) | |
1279 | ||
1280 | #define airo_print_err(name, fmt, args...) \ | |
1281 | airo_print(KERN_ERR, name, fmt, ##args) | |
1282 | ||
faf3994a | 1283 | #define AIRO_FLASH(dev) (((struct airo_info *)dev->ml_priv)->flash) |
934d8bf1 | 1284 | |
1da177e4 LT |
1285 | /*********************************************************************** |
1286 | * MIC ROUTINES * | |
1287 | *********************************************************************** | |
1288 | */ | |
1289 | ||
1290 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq); | |
1291 | static void MoveWindow(miccntx *context, u32 micSeq); | |
f12cc209 HX |
1292 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
1293 | struct crypto_cipher *tfm); | |
ff1d2767 JM |
1294 | static void emmh32_init(emmh32_context *context); |
1295 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len); | |
1296 | static void emmh32_final(emmh32_context *context, u8 digest[4]); | |
1297 | static int flashpchar(struct airo_info *ai,int byte,int dwelltime); | |
1da177e4 | 1298 | |
018697d1 DW |
1299 | static void age_mic_context(miccntx *cur, miccntx *old, u8 *key, int key_len, |
1300 | struct crypto_cipher *tfm) | |
1301 | { | |
1302 | /* If the current MIC context is valid and its key is the same as | |
1303 | * the MIC register, there's nothing to do. | |
1304 | */ | |
1305 | if (cur->valid && (memcmp(cur->key, key, key_len) == 0)) | |
1306 | return; | |
1307 | ||
1308 | /* Age current mic Context */ | |
1309 | memcpy(old, cur, sizeof(*cur)); | |
1310 | ||
1311 | /* Initialize new context */ | |
1312 | memcpy(cur->key, key, key_len); | |
1313 | cur->window = 33; /* Window always points to the middle */ | |
1314 | cur->rx = 0; /* Rx Sequence numbers */ | |
1315 | cur->tx = 0; /* Tx sequence numbers */ | |
1316 | cur->valid = 1; /* Key is now valid */ | |
1317 | ||
1318 | /* Give key to mic seed */ | |
1319 | emmh32_setseed(&cur->seed, key, key_len, tfm); | |
1320 | } | |
1321 | ||
1da177e4 LT |
1322 | /* micinit - Initialize mic seed */ |
1323 | ||
1324 | static void micinit(struct airo_info *ai) | |
1325 | { | |
1326 | MICRid mic_rid; | |
1327 | ||
3c304956 | 1328 | clear_bit(JOB_MIC, &ai->jobs); |
1da177e4 LT |
1329 | PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0); |
1330 | up(&ai->sem); | |
1331 | ||
018697d1 DW |
1332 | ai->micstats.enabled = (le16_to_cpu(mic_rid.state) & 0x00FF) ? 1 : 0; |
1333 | if (!ai->micstats.enabled) { | |
1334 | /* So next time we have a valid key and mic is enabled, we will | |
1335 | * update the sequence number if the key is the same as before. | |
1336 | */ | |
1da177e4 LT |
1337 | ai->mod[0].uCtx.valid = 0; |
1338 | ai->mod[0].mCtx.valid = 0; | |
018697d1 DW |
1339 | return; |
1340 | } | |
1341 | ||
1342 | if (mic_rid.multicastValid) { | |
1343 | age_mic_context(&ai->mod[0].mCtx, &ai->mod[1].mCtx, | |
1344 | mic_rid.multicast, sizeof(mic_rid.multicast), | |
1345 | ai->tfm); | |
1346 | } | |
1347 | ||
1348 | if (mic_rid.unicastValid) { | |
1349 | age_mic_context(&ai->mod[0].uCtx, &ai->mod[1].uCtx, | |
1350 | mic_rid.unicast, sizeof(mic_rid.unicast), | |
1351 | ai->tfm); | |
1da177e4 LT |
1352 | } |
1353 | } | |
1354 | ||
1355 | /* micsetup - Get ready for business */ | |
1356 | ||
1357 | static int micsetup(struct airo_info *ai) { | |
1358 | int i; | |
1359 | ||
1360 | if (ai->tfm == NULL) | |
f12cc209 | 1361 | ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC); |
1da177e4 | 1362 | |
f12cc209 | 1363 | if (IS_ERR(ai->tfm)) { |
934d8bf1 | 1364 | airo_print_err(ai->dev->name, "failed to load transform for AES"); |
f12cc209 | 1365 | ai->tfm = NULL; |
1da177e4 LT |
1366 | return ERROR; |
1367 | } | |
1368 | ||
1369 | for (i=0; i < NUM_MODULES; i++) { | |
1370 | memset(&ai->mod[i].mCtx,0,sizeof(miccntx)); | |
1371 | memset(&ai->mod[i].uCtx,0,sizeof(miccntx)); | |
1372 | } | |
1373 | return SUCCESS; | |
1374 | } | |
1375 | ||
7a374d8e | 1376 | static const u8 micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02}; |
1da177e4 LT |
1377 | |
1378 | /*=========================================================================== | |
1379 | * Description: Mic a packet | |
1380 | * | |
1381 | * Inputs: etherHead * pointer to an 802.3 frame | |
1382 | * | |
1383 | * Returns: BOOLEAN if successful, otherwise false. | |
1384 | * PacketTxLen will be updated with the mic'd packets size. | |
1385 | * | |
1386 | * Caveats: It is assumed that the frame buffer will already | |
1387 | * be big enough to hold the largets mic message possible. | |
1388 | * (No memory allocation is done here). | |
1389 | * | |
1390 | * Author: sbraneky (10/15/01) | |
1391 | * Merciless hacks by rwilcher (1/14/02) | |
1392 | */ | |
1393 | ||
1394 | static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen) | |
1395 | { | |
1396 | miccntx *context; | |
1397 | ||
1398 | // Determine correct context | |
1399 | // If not adhoc, always use unicast key | |
1400 | ||
1401 | if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1)) | |
1402 | context = &ai->mod[0].mCtx; | |
1403 | else | |
1404 | context = &ai->mod[0].uCtx; | |
1405 | ||
1406 | if (!context->valid) | |
1407 | return ERROR; | |
1408 | ||
1409 | mic->typelen = htons(payLen + 16); //Length of Mic'd packet | |
1410 | ||
1411 | memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap | |
1412 | ||
1413 | // Add Tx sequence | |
1414 | mic->seq = htonl(context->tx); | |
1415 | context->tx += 2; | |
1416 | ||
1417 | emmh32_init(&context->seed); // Mic the packet | |
1418 | emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA | |
1419 | emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap | |
1420 | emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ | |
f4739840 | 1421 | emmh32_update(&context->seed,(u8*)(frame + 1),payLen); //payload |
1da177e4 LT |
1422 | emmh32_final(&context->seed, (u8*)&mic->mic); |
1423 | ||
1424 | /* New Type/length ?????????? */ | |
1425 | mic->typelen = 0; //Let NIC know it could be an oversized packet | |
1426 | return SUCCESS; | |
1427 | } | |
1428 | ||
1429 | typedef enum { | |
1430 | NONE, | |
1431 | NOMIC, | |
1432 | NOMICPLUMMED, | |
1433 | SEQUENCE, | |
1434 | INCORRECTMIC, | |
1435 | } mic_error; | |
1436 | ||
1437 | /*=========================================================================== | |
1438 | * Description: Decapsulates a MIC'd packet and returns the 802.3 packet | |
1439 | * (removes the MIC stuff) if packet is a valid packet. | |
1440 | * | |
1441 | * Inputs: etherHead pointer to the 802.3 packet | |
1442 | * | |
1443 | * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE | |
1444 | * | |
1445 | * Author: sbraneky (10/15/01) | |
1446 | * Merciless hacks by rwilcher (1/14/02) | |
1447 | *--------------------------------------------------------------------------- | |
1448 | */ | |
1449 | ||
1450 | static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen) | |
1451 | { | |
1452 | int i; | |
1453 | u32 micSEQ; | |
1454 | miccntx *context; | |
1455 | u8 digest[4]; | |
1456 | mic_error micError = NONE; | |
1457 | ||
1458 | // Check if the packet is a Mic'd packet | |
1459 | ||
1460 | if (!ai->micstats.enabled) { | |
1461 | //No Mic set or Mic OFF but we received a MIC'd packet. | |
1462 | if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) { | |
1463 | ai->micstats.rxMICPlummed++; | |
1464 | return ERROR; | |
1465 | } | |
1466 | return SUCCESS; | |
1467 | } | |
1468 | ||
1469 | if (ntohs(mic->typelen) == 0x888E) | |
1470 | return SUCCESS; | |
1471 | ||
1472 | if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) { | |
1473 | // Mic enabled but packet isn't Mic'd | |
1474 | ai->micstats.rxMICPlummed++; | |
1475 | return ERROR; | |
1476 | } | |
1477 | ||
1478 | micSEQ = ntohl(mic->seq); //store SEQ as CPU order | |
1479 | ||
1480 | //At this point we a have a mic'd packet and mic is enabled | |
1481 | //Now do the mic error checking. | |
1482 | ||
1483 | //Receive seq must be odd | |
1484 | if ( (micSEQ & 1) == 0 ) { | |
1485 | ai->micstats.rxWrongSequence++; | |
1486 | return ERROR; | |
1487 | } | |
1488 | ||
1489 | for (i = 0; i < NUM_MODULES; i++) { | |
1490 | int mcast = eth->da[0] & 1; | |
1491 | //Determine proper context | |
1492 | context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx; | |
1493 | ||
1494 | //Make sure context is valid | |
1495 | if (!context->valid) { | |
1496 | if (i == 0) | |
1497 | micError = NOMICPLUMMED; | |
1498 | continue; | |
1499 | } | |
1500 | //DeMic it | |
1501 | ||
1502 | if (!mic->typelen) | |
1503 | mic->typelen = htons(payLen + sizeof(MICBuffer) - 2); | |
1504 | ||
1505 | emmh32_init(&context->seed); | |
1506 | emmh32_update(&context->seed, eth->da, ETH_ALEN*2); | |
1507 | emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap)); | |
1508 | emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq)); | |
f4739840 | 1509 | emmh32_update(&context->seed, (u8 *)(eth + 1),payLen); |
1da177e4 LT |
1510 | //Calculate MIC |
1511 | emmh32_final(&context->seed, digest); | |
1512 | ||
1513 | if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match | |
1514 | //Invalid Mic | |
1515 | if (i == 0) | |
1516 | micError = INCORRECTMIC; | |
1517 | continue; | |
1518 | } | |
1519 | ||
1520 | //Check Sequence number if mics pass | |
1521 | if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) { | |
1522 | ai->micstats.rxSuccess++; | |
1523 | return SUCCESS; | |
1524 | } | |
1525 | if (i == 0) | |
1526 | micError = SEQUENCE; | |
1527 | } | |
1528 | ||
1529 | // Update statistics | |
1530 | switch (micError) { | |
1531 | case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break; | |
1532 | case SEQUENCE: ai->micstats.rxWrongSequence++; break; | |
1533 | case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break; | |
1534 | case NONE: break; | |
1535 | case NOMIC: break; | |
1536 | } | |
1537 | return ERROR; | |
1538 | } | |
1539 | ||
1540 | /*=========================================================================== | |
1541 | * Description: Checks the Rx Seq number to make sure it is valid | |
1542 | * and hasn't already been received | |
1543 | * | |
1544 | * Inputs: miccntx - mic context to check seq against | |
1545 | * micSeq - the Mic seq number | |
1546 | * | |
1547 | * Returns: TRUE if valid otherwise FALSE. | |
1548 | * | |
1549 | * Author: sbraneky (10/15/01) | |
1550 | * Merciless hacks by rwilcher (1/14/02) | |
1551 | *--------------------------------------------------------------------------- | |
1552 | */ | |
1553 | ||
1554 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq) | |
1555 | { | |
1556 | u32 seq,index; | |
1557 | ||
1558 | //Allow for the ap being rebooted - if it is then use the next | |
1559 | //sequence number of the current sequence number - might go backwards | |
1560 | ||
1561 | if (mcast) { | |
1562 | if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) { | |
1563 | clear_bit (FLAG_UPDATE_MULTI, &ai->flags); | |
1564 | context->window = (micSeq > 33) ? micSeq : 33; | |
1565 | context->rx = 0; // Reset rx | |
1566 | } | |
1567 | } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) { | |
1568 | clear_bit (FLAG_UPDATE_UNI, &ai->flags); | |
1569 | context->window = (micSeq > 33) ? micSeq : 33; // Move window | |
1570 | context->rx = 0; // Reset rx | |
1571 | } | |
1572 | ||
1573 | //Make sequence number relative to START of window | |
1574 | seq = micSeq - (context->window - 33); | |
1575 | ||
1576 | //Too old of a SEQ number to check. | |
1577 | if ((s32)seq < 0) | |
1578 | return ERROR; | |
1579 | ||
1580 | if ( seq > 64 ) { | |
1581 | //Window is infinite forward | |
1582 | MoveWindow(context,micSeq); | |
1583 | return SUCCESS; | |
1584 | } | |
1585 | ||
1586 | // We are in the window. Now check the context rx bit to see if it was already sent | |
1587 | seq >>= 1; //divide by 2 because we only have odd numbers | |
1588 | index = 1 << seq; //Get an index number | |
1589 | ||
1590 | if (!(context->rx & index)) { | |
1591 | //micSEQ falls inside the window. | |
1592 | //Add seqence number to the list of received numbers. | |
1593 | context->rx |= index; | |
1594 | ||
1595 | MoveWindow(context,micSeq); | |
1596 | ||
1597 | return SUCCESS; | |
1598 | } | |
1599 | return ERROR; | |
1600 | } | |
1601 | ||
1602 | static void MoveWindow(miccntx *context, u32 micSeq) | |
1603 | { | |
1604 | u32 shift; | |
1605 | ||
1606 | //Move window if seq greater than the middle of the window | |
1607 | if (micSeq > context->window) { | |
1608 | shift = (micSeq - context->window) >> 1; | |
1609 | ||
1610 | //Shift out old | |
1611 | if (shift < 32) | |
1612 | context->rx >>= shift; | |
1613 | else | |
1614 | context->rx = 0; | |
1615 | ||
1616 | context->window = micSeq; //Move window | |
1617 | } | |
1618 | } | |
1619 | ||
1620 | /*==============================================*/ | |
1621 | /*========== EMMH ROUTINES ====================*/ | |
1622 | /*==============================================*/ | |
1623 | ||
1624 | /* mic accumulate */ | |
1625 | #define MIC_ACCUM(val) \ | |
1626 | context->accum += (u64)(val) * context->coeff[coeff_position++]; | |
1627 | ||
1628 | static unsigned char aes_counter[16]; | |
1629 | ||
1630 | /* expand the key to fill the MMH coefficient array */ | |
f12cc209 HX |
1631 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
1632 | struct crypto_cipher *tfm) | |
1da177e4 LT |
1633 | { |
1634 | /* take the keying material, expand if necessary, truncate at 16-bytes */ | |
1635 | /* run through AES counter mode to generate context->coeff[] */ | |
1636 | ||
1637 | int i,j; | |
1638 | u32 counter; | |
1639 | u8 *cipher, plain[16]; | |
1da177e4 LT |
1640 | |
1641 | crypto_cipher_setkey(tfm, pkey, 16); | |
1642 | counter = 0; | |
e7c04fd3 | 1643 | for (i = 0; i < ARRAY_SIZE(context->coeff); ) { |
1da177e4 LT |
1644 | aes_counter[15] = (u8)(counter >> 0); |
1645 | aes_counter[14] = (u8)(counter >> 8); | |
1646 | aes_counter[13] = (u8)(counter >> 16); | |
1647 | aes_counter[12] = (u8)(counter >> 24); | |
1648 | counter++; | |
1649 | memcpy (plain, aes_counter, 16); | |
f12cc209 HX |
1650 | crypto_cipher_encrypt_one(tfm, plain, plain); |
1651 | cipher = plain; | |
e7c04fd3 | 1652 | for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) { |
593c2b9c | 1653 | context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]); |
1da177e4 LT |
1654 | j += 4; |
1655 | } | |
1656 | } | |
1657 | } | |
1658 | ||
1659 | /* prepare for calculation of a new mic */ | |
ff1d2767 | 1660 | static void emmh32_init(emmh32_context *context) |
1da177e4 LT |
1661 | { |
1662 | /* prepare for new mic calculation */ | |
1663 | context->accum = 0; | |
1664 | context->position = 0; | |
1665 | } | |
1666 | ||
1667 | /* add some bytes to the mic calculation */ | |
ff1d2767 | 1668 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len) |
1da177e4 LT |
1669 | { |
1670 | int coeff_position, byte_position; | |
1671 | ||
1672 | if (len == 0) return; | |
1673 | ||
1674 | coeff_position = context->position >> 2; | |
1675 | ||
1676 | /* deal with partial 32-bit word left over from last update */ | |
1677 | byte_position = context->position & 3; | |
1678 | if (byte_position) { | |
1679 | /* have a partial word in part to deal with */ | |
1680 | do { | |
1681 | if (len == 0) return; | |
1682 | context->part.d8[byte_position++] = *pOctets++; | |
1683 | context->position++; | |
1684 | len--; | |
1685 | } while (byte_position < 4); | |
593c2b9c | 1686 | MIC_ACCUM(ntohl(context->part.d32)); |
1da177e4 LT |
1687 | } |
1688 | ||
1689 | /* deal with full 32-bit words */ | |
1690 | while (len >= 4) { | |
593c2b9c | 1691 | MIC_ACCUM(ntohl(*(__be32 *)pOctets)); |
1da177e4 LT |
1692 | context->position += 4; |
1693 | pOctets += 4; | |
1694 | len -= 4; | |
1695 | } | |
1696 | ||
1697 | /* deal with partial 32-bit word that will be left over from this update */ | |
1698 | byte_position = 0; | |
1699 | while (len > 0) { | |
1700 | context->part.d8[byte_position++] = *pOctets++; | |
1701 | context->position++; | |
1702 | len--; | |
1703 | } | |
1704 | } | |
1705 | ||
1706 | /* mask used to zero empty bytes for final partial word */ | |
1707 | static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L }; | |
1708 | ||
1709 | /* calculate the mic */ | |
ff1d2767 | 1710 | static void emmh32_final(emmh32_context *context, u8 digest[4]) |
1da177e4 LT |
1711 | { |
1712 | int coeff_position, byte_position; | |
1713 | u32 val; | |
1714 | ||
1715 | u64 sum, utmp; | |
1716 | s64 stmp; | |
1717 | ||
1718 | coeff_position = context->position >> 2; | |
1719 | ||
1720 | /* deal with partial 32-bit word left over from last update */ | |
1721 | byte_position = context->position & 3; | |
1722 | if (byte_position) { | |
1723 | /* have a partial word in part to deal with */ | |
593c2b9c | 1724 | val = ntohl(context->part.d32); |
1da177e4 LT |
1725 | MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */ |
1726 | } | |
1727 | ||
1728 | /* reduce the accumulated u64 to a 32-bit MIC */ | |
1729 | sum = context->accum; | |
1730 | stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15); | |
1731 | utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15); | |
1732 | sum = utmp & 0xffffffffLL; | |
1733 | if (utmp > 0x10000000fLL) | |
1734 | sum -= 15; | |
1735 | ||
1736 | val = (u32)sum; | |
1737 | digest[0] = (val>>24) & 0xFF; | |
1738 | digest[1] = (val>>16) & 0xFF; | |
1739 | digest[2] = (val>>8) & 0xFF; | |
1740 | digest[3] = val & 0xFF; | |
1741 | } | |
1da177e4 LT |
1742 | |
1743 | static int readBSSListRid(struct airo_info *ai, int first, | |
17e70491 AV |
1744 | BSSListRid *list) |
1745 | { | |
3c304956 DW |
1746 | Cmd cmd; |
1747 | Resp rsp; | |
1da177e4 LT |
1748 | |
1749 | if (first == 1) { | |
3c304956 DW |
1750 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; |
1751 | memset(&cmd, 0, sizeof(cmd)); | |
1752 | cmd.cmd=CMD_LISTBSS; | |
1753 | if (down_interruptible(&ai->sem)) | |
1754 | return -ERESTARTSYS; | |
3b4c7d64 | 1755 | ai->list_bss_task = current; |
3c304956 DW |
1756 | issuecommand(ai, &cmd, &rsp); |
1757 | up(&ai->sem); | |
1758 | /* Let the command take effect */ | |
3b4c7d64 SB |
1759 | schedule_timeout_uninterruptible(3 * HZ); |
1760 | ai->list_bss_task = NULL; | |
3c304956 | 1761 | } |
17e70491 | 1762 | return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext, |
3c304956 | 1763 | list, ai->bssListRidLen, 1); |
1da177e4 LT |
1764 | } |
1765 | ||
4293ea33 AV |
1766 | static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock) |
1767 | { | |
1768 | return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM, | |
1da177e4 | 1769 | wkr, sizeof(*wkr), lock); |
1da177e4 | 1770 | } |
1da177e4 | 1771 | |
4293ea33 AV |
1772 | static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock) |
1773 | { | |
1774 | int rc; | |
1775 | rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock); | |
1776 | if (rc!=SUCCESS) | |
1777 | airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc); | |
1da177e4 | 1778 | if (perm) { |
4293ea33 AV |
1779 | rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock); |
1780 | if (rc!=SUCCESS) | |
934d8bf1 | 1781 | airo_print_err(ai->dev->name, "WEP_PERM set %x", rc); |
1da177e4 LT |
1782 | } |
1783 | return rc; | |
1784 | } | |
1785 | ||
0dd2212f AV |
1786 | static int readSsidRid(struct airo_info*ai, SsidRid *ssidr) |
1787 | { | |
1788 | return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1); | |
1da177e4 | 1789 | } |
1da177e4 | 1790 | |
0dd2212f AV |
1791 | static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock) |
1792 | { | |
1793 | return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock); | |
1da177e4 | 1794 | } |
0dd2212f | 1795 | |
3eb9b41f AV |
1796 | static int readConfigRid(struct airo_info *ai, int lock) |
1797 | { | |
1da177e4 | 1798 | int rc; |
1da177e4 LT |
1799 | ConfigRid cfg; |
1800 | ||
1801 | if (ai->config.len) | |
1802 | return SUCCESS; | |
1803 | ||
1804 | rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock); | |
1805 | if (rc != SUCCESS) | |
1806 | return rc; | |
1807 | ||
1da177e4 LT |
1808 | ai->config = cfg; |
1809 | return SUCCESS; | |
1810 | } | |
3eb9b41f AV |
1811 | |
1812 | static inline void checkThrottle(struct airo_info *ai) | |
1813 | { | |
1da177e4 LT |
1814 | int i; |
1815 | /* Old hardware had a limit on encryption speed */ | |
1816 | if (ai->config.authType != AUTH_OPEN && maxencrypt) { | |
1817 | for(i=0; i<8; i++) { | |
1818 | if (ai->config.rates[i] > maxencrypt) { | |
1819 | ai->config.rates[i] = 0; | |
1820 | } | |
1821 | } | |
1822 | } | |
1823 | } | |
3eb9b41f AV |
1824 | |
1825 | static int writeConfigRid(struct airo_info *ai, int lock) | |
1826 | { | |
1da177e4 LT |
1827 | ConfigRid cfgr; |
1828 | ||
1829 | if (!test_bit (FLAG_COMMIT, &ai->flags)) | |
1830 | return SUCCESS; | |
1831 | ||
1832 | clear_bit (FLAG_COMMIT, &ai->flags); | |
1833 | clear_bit (FLAG_RESET, &ai->flags); | |
1834 | checkThrottle(ai); | |
1835 | cfgr = ai->config; | |
1836 | ||
3eb9b41f | 1837 | if ((cfgr.opmode & MODE_CFG_MASK) == MODE_STA_IBSS) |
1da177e4 LT |
1838 | set_bit(FLAG_ADHOC, &ai->flags); |
1839 | else | |
1840 | clear_bit(FLAG_ADHOC, &ai->flags); | |
1841 | ||
1da177e4 LT |
1842 | return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock); |
1843 | } | |
1da177e4 | 1844 | |
329e2c00 AV |
1845 | static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock) |
1846 | { | |
1847 | return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock); | |
1da177e4 | 1848 | } |
a749716e AV |
1849 | |
1850 | static int readAPListRid(struct airo_info *ai, APListRid *aplr) | |
1851 | { | |
1852 | return PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1); | |
1da177e4 | 1853 | } |
a749716e AV |
1854 | |
1855 | static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock) | |
1856 | { | |
1857 | return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock); | |
1da177e4 | 1858 | } |
1da177e4 | 1859 | |
56d81bd3 AV |
1860 | static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock) |
1861 | { | |
1862 | return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock); | |
1da177e4 | 1863 | } |
1da177e4 | 1864 | |
a23ace5f AV |
1865 | static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock) |
1866 | { | |
1867 | return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock); | |
1da177e4 LT |
1868 | } |
1869 | ||
1c2b7db8 MS |
1870 | static void try_auto_wep(struct airo_info *ai) |
1871 | { | |
e9a8e8ec | 1872 | if (auto_wep && !test_bit(FLAG_RADIO_DOWN, &ai->flags)) { |
1c2b7db8 MS |
1873 | ai->expires = RUN_AT(3*HZ); |
1874 | wake_up_interruptible(&ai->thr_wait); | |
1875 | } | |
1876 | } | |
1877 | ||
1da177e4 | 1878 | static int airo_open(struct net_device *dev) { |
faf3994a | 1879 | struct airo_info *ai = dev->ml_priv; |
1c2b7db8 | 1880 | int rc = 0; |
1da177e4 | 1881 | |
1c2b7db8 | 1882 | if (test_bit(FLAG_FLASHING, &ai->flags)) |
1da177e4 LT |
1883 | return -EIO; |
1884 | ||
1885 | /* Make sure the card is configured. | |
1886 | * Wireless Extensions may postpone config changes until the card | |
1887 | * is open (to pipeline changes and speed-up card setup). If | |
25985edc | 1888 | * those changes are not yet committed, do it now - Jean II */ |
1c2b7db8 MS |
1889 | if (test_bit(FLAG_COMMIT, &ai->flags)) { |
1890 | disable_MAC(ai, 1); | |
1891 | writeConfigRid(ai, 1); | |
1da177e4 LT |
1892 | } |
1893 | ||
1c2b7db8 MS |
1894 | if (ai->wifidev != dev) { |
1895 | clear_bit(JOB_DIE, &ai->jobs); | |
f170168b KC |
1896 | ai->airo_thread_task = kthread_run(airo_thread, dev, "%s", |
1897 | dev->name); | |
1c2b7db8 MS |
1898 | if (IS_ERR(ai->airo_thread_task)) |
1899 | return (int)PTR_ERR(ai->airo_thread_task); | |
1900 | ||
1901 | rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED, | |
1902 | dev->name, dev); | |
1903 | if (rc) { | |
1904 | airo_print_err(dev->name, | |
1905 | "register interrupt %d failed, rc %d", | |
1906 | dev->irq, rc); | |
1907 | set_bit(JOB_DIE, &ai->jobs); | |
1908 | kthread_stop(ai->airo_thread_task); | |
1909 | return rc; | |
1910 | } | |
1911 | ||
1da177e4 | 1912 | /* Power on the MAC controller (which may have been disabled) */ |
1c2b7db8 MS |
1913 | clear_bit(FLAG_RADIO_DOWN, &ai->flags); |
1914 | enable_interrupts(ai); | |
1915 | ||
1916 | try_auto_wep(ai); | |
1da177e4 | 1917 | } |
175ec1a1 | 1918 | enable_MAC(ai, 1); |
1da177e4 LT |
1919 | |
1920 | netif_start_queue(dev); | |
1921 | return 0; | |
1922 | } | |
1923 | ||
d0cf9c0d SH |
1924 | static netdev_tx_t mpi_start_xmit(struct sk_buff *skb, |
1925 | struct net_device *dev) | |
1926 | { | |
1da177e4 LT |
1927 | int npacks, pending; |
1928 | unsigned long flags; | |
faf3994a | 1929 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
1930 | |
1931 | if (!skb) { | |
c94c93da | 1932 | airo_print_err(dev->name, "%s: skb == NULL!",__func__); |
6ed10654 | 1933 | return NETDEV_TX_OK; |
1da177e4 LT |
1934 | } |
1935 | npacks = skb_queue_len (&ai->txq); | |
1936 | ||
1937 | if (npacks >= MAXTXQ - 1) { | |
1938 | netif_stop_queue (dev); | |
1939 | if (npacks > MAXTXQ) { | |
5d9276da | 1940 | dev->stats.tx_fifo_errors++; |
5b548140 | 1941 | return NETDEV_TX_BUSY; |
1da177e4 LT |
1942 | } |
1943 | skb_queue_tail (&ai->txq, skb); | |
6ed10654 | 1944 | return NETDEV_TX_OK; |
1da177e4 LT |
1945 | } |
1946 | ||
1947 | spin_lock_irqsave(&ai->aux_lock, flags); | |
1948 | skb_queue_tail (&ai->txq, skb); | |
1949 | pending = test_bit(FLAG_PENDING_XMIT, &ai->flags); | |
1950 | spin_unlock_irqrestore(&ai->aux_lock,flags); | |
1951 | netif_wake_queue (dev); | |
1952 | ||
1953 | if (pending == 0) { | |
1954 | set_bit(FLAG_PENDING_XMIT, &ai->flags); | |
1955 | mpi_send_packet (dev); | |
1956 | } | |
6ed10654 | 1957 | return NETDEV_TX_OK; |
1da177e4 LT |
1958 | } |
1959 | ||
1960 | /* | |
1961 | * @mpi_send_packet | |
1962 | * | |
1963 | * Attempt to transmit a packet. Can be called from interrupt | |
1964 | * or transmit . return number of packets we tried to send | |
1965 | */ | |
1966 | ||
1967 | static int mpi_send_packet (struct net_device *dev) | |
1968 | { | |
1969 | struct sk_buff *skb; | |
1970 | unsigned char *buffer; | |
593c2b9c AV |
1971 | s16 len; |
1972 | __le16 *payloadLen; | |
faf3994a | 1973 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
1974 | u8 *sendbuf; |
1975 | ||
1976 | /* get a packet to send */ | |
1977 | ||
79ea13ce | 1978 | if ((skb = skb_dequeue(&ai->txq)) == NULL) { |
934d8bf1 DW |
1979 | airo_print_err(dev->name, |
1980 | "%s: Dequeue'd zero in send_packet()", | |
c94c93da | 1981 | __func__); |
1da177e4 LT |
1982 | return 0; |
1983 | } | |
1984 | ||
1985 | /* check min length*/ | |
1986 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; | |
1987 | buffer = skb->data; | |
1988 | ||
1989 | ai->txfids[0].tx_desc.offset = 0; | |
1990 | ai->txfids[0].tx_desc.valid = 1; | |
1991 | ai->txfids[0].tx_desc.eoc = 1; | |
1992 | ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr); | |
1993 | ||
1994 | /* | |
1995 | * Magic, the cards firmware needs a length count (2 bytes) in the host buffer | |
1996 | * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen | |
25985edc | 1997 | * is immediately after it. ------------------------------------------------ |
1da177e4 LT |
1998 | * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA| |
1999 | * ------------------------------------------------ | |
2000 | */ | |
2001 | ||
2c208890 | 2002 | memcpy(ai->txfids[0].virtual_host_addr, |
1da177e4 LT |
2003 | (char *)&wifictlhdr8023, sizeof(wifictlhdr8023)); |
2004 | ||
593c2b9c | 2005 | payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr + |
1da177e4 LT |
2006 | sizeof(wifictlhdr8023)); |
2007 | sendbuf = ai->txfids[0].virtual_host_addr + | |
2008 | sizeof(wifictlhdr8023) + 2 ; | |
2009 | ||
2010 | /* | |
25985edc | 2011 | * Firmware automatically puts 802 header on so |
1da177e4 LT |
2012 | * we don't need to account for it in the length |
2013 | */ | |
1da177e4 | 2014 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled && |
593c2b9c | 2015 | (ntohs(((__be16 *)buffer)[6]) != 0x888E)) { |
1da177e4 LT |
2016 | MICBuffer pMic; |
2017 | ||
2018 | if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS) | |
2019 | return ERROR; | |
2020 | ||
2021 | *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic)); | |
2022 | ai->txfids[0].tx_desc.len += sizeof(pMic); | |
2023 | /* copy data into airo dma buffer */ | |
2024 | memcpy (sendbuf, buffer, sizeof(etherHead)); | |
2025 | buffer += sizeof(etherHead); | |
2026 | sendbuf += sizeof(etherHead); | |
2027 | memcpy (sendbuf, &pMic, sizeof(pMic)); | |
2028 | sendbuf += sizeof(pMic); | |
2029 | memcpy (sendbuf, buffer, len - sizeof(etherHead)); | |
a39d3e79 | 2030 | } else { |
1da177e4 LT |
2031 | *payloadLen = cpu_to_le16(len - sizeof(etherHead)); |
2032 | ||
2033 | dev->trans_start = jiffies; | |
2034 | ||
2035 | /* copy data into airo dma buffer */ | |
2036 | memcpy(sendbuf, buffer, len); | |
2037 | } | |
2038 | ||
2039 | memcpy_toio(ai->txfids[0].card_ram_off, | |
2040 | &ai->txfids[0].tx_desc, sizeof(TxFid)); | |
2041 | ||
2042 | OUT4500(ai, EVACK, 8); | |
2043 | ||
2044 | dev_kfree_skb_any(skb); | |
2045 | return 1; | |
2046 | } | |
2047 | ||
29b09fcc | 2048 | static void get_tx_error(struct airo_info *ai, s32 fid) |
1da177e4 | 2049 | { |
593c2b9c | 2050 | __le16 status; |
1da177e4 LT |
2051 | |
2052 | if (fid < 0) | |
2053 | status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status; | |
2054 | else { | |
2055 | if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS) | |
2056 | return; | |
2057 | bap_read(ai, &status, 2, BAP0); | |
2058 | } | |
2059 | if (le16_to_cpu(status) & 2) /* Too many retries */ | |
5d9276da | 2060 | ai->dev->stats.tx_aborted_errors++; |
1da177e4 | 2061 | if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */ |
5d9276da | 2062 | ai->dev->stats.tx_heartbeat_errors++; |
1da177e4 LT |
2063 | if (le16_to_cpu(status) & 8) /* Aid fail */ |
2064 | { } | |
2065 | if (le16_to_cpu(status) & 0x10) /* MAC disabled */ | |
5d9276da | 2066 | ai->dev->stats.tx_carrier_errors++; |
1da177e4 LT |
2067 | if (le16_to_cpu(status) & 0x20) /* Association lost */ |
2068 | { } | |
2069 | /* We produce a TXDROP event only for retry or lifetime | |
2070 | * exceeded, because that's the only status that really mean | |
2071 | * that this particular node went away. | |
2072 | * Other errors means that *we* screwed up. - Jean II */ | |
2073 | if ((le16_to_cpu(status) & 2) || | |
2074 | (le16_to_cpu(status) & 4)) { | |
2075 | union iwreq_data wrqu; | |
2076 | char junk[0x18]; | |
2077 | ||
2078 | /* Faster to skip over useless data than to do | |
2079 | * another bap_setup(). We are at offset 0x6 and | |
2080 | * need to go to 0x18 and read 6 bytes - Jean II */ | |
b8c06bc1 | 2081 | bap_read(ai, (__le16 *) junk, 0x18, BAP0); |
1da177e4 LT |
2082 | |
2083 | /* Copy 802.11 dest address. | |
2084 | * We use the 802.11 header because the frame may | |
2085 | * not be 802.3 or may be mangled... | |
2086 | * In Ad-Hoc mode, it will be the node address. | |
2087 | * In managed mode, it will be most likely the AP addr | |
2088 | * User space will figure out how to convert it to | |
2089 | * whatever it needs (IP address or else). | |
2090 | * - Jean II */ | |
2091 | memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN); | |
2092 | wrqu.addr.sa_family = ARPHRD_ETHER; | |
2093 | ||
2094 | /* Send event to user space */ | |
2095 | wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL); | |
2096 | } | |
2097 | } | |
2098 | ||
2099 | static void airo_end_xmit(struct net_device *dev) { | |
2100 | u16 status; | |
2101 | int i; | |
faf3994a | 2102 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2103 | struct sk_buff *skb = priv->xmit.skb; |
2104 | int fid = priv->xmit.fid; | |
2105 | u32 *fids = priv->fids; | |
2106 | ||
3c304956 | 2107 | clear_bit(JOB_XMIT, &priv->jobs); |
1da177e4 LT |
2108 | clear_bit(FLAG_PENDING_XMIT, &priv->flags); |
2109 | status = transmit_802_3_packet (priv, fids[fid], skb->data); | |
2110 | up(&priv->sem); | |
2111 | ||
2112 | i = 0; | |
2113 | if ( status == SUCCESS ) { | |
2114 | dev->trans_start = jiffies; | |
2115 | for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++); | |
2116 | } else { | |
2117 | priv->fids[fid] &= 0xffff; | |
5d9276da | 2118 | dev->stats.tx_window_errors++; |
1da177e4 LT |
2119 | } |
2120 | if (i < MAX_FIDS / 2) | |
2121 | netif_wake_queue(dev); | |
2122 | dev_kfree_skb(skb); | |
2123 | } | |
2124 | ||
d0cf9c0d SH |
2125 | static netdev_tx_t airo_start_xmit(struct sk_buff *skb, |
2126 | struct net_device *dev) | |
2127 | { | |
1da177e4 LT |
2128 | s16 len; |
2129 | int i, j; | |
faf3994a | 2130 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2131 | u32 *fids = priv->fids; |
2132 | ||
2133 | if ( skb == NULL ) { | |
c94c93da | 2134 | airo_print_err(dev->name, "%s: skb == NULL!", __func__); |
6ed10654 | 2135 | return NETDEV_TX_OK; |
1da177e4 LT |
2136 | } |
2137 | ||
2138 | /* Find a vacant FID */ | |
2139 | for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ ); | |
2140 | for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ ); | |
2141 | ||
2142 | if ( j >= MAX_FIDS / 2 ) { | |
2143 | netif_stop_queue(dev); | |
2144 | ||
2145 | if (i == MAX_FIDS / 2) { | |
5d9276da | 2146 | dev->stats.tx_fifo_errors++; |
5b548140 | 2147 | return NETDEV_TX_BUSY; |
1da177e4 LT |
2148 | } |
2149 | } | |
2150 | /* check min length*/ | |
2151 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; | |
2152 | /* Mark fid as used & save length for later */ | |
2153 | fids[i] |= (len << 16); | |
2154 | priv->xmit.skb = skb; | |
2155 | priv->xmit.fid = i; | |
2156 | if (down_trylock(&priv->sem) != 0) { | |
2157 | set_bit(FLAG_PENDING_XMIT, &priv->flags); | |
2158 | netif_stop_queue(dev); | |
3c304956 | 2159 | set_bit(JOB_XMIT, &priv->jobs); |
1da177e4 LT |
2160 | wake_up_interruptible(&priv->thr_wait); |
2161 | } else | |
2162 | airo_end_xmit(dev); | |
6ed10654 | 2163 | return NETDEV_TX_OK; |
1da177e4 LT |
2164 | } |
2165 | ||
2166 | static void airo_end_xmit11(struct net_device *dev) { | |
2167 | u16 status; | |
2168 | int i; | |
faf3994a | 2169 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2170 | struct sk_buff *skb = priv->xmit11.skb; |
2171 | int fid = priv->xmit11.fid; | |
2172 | u32 *fids = priv->fids; | |
2173 | ||
3c304956 | 2174 | clear_bit(JOB_XMIT11, &priv->jobs); |
1da177e4 LT |
2175 | clear_bit(FLAG_PENDING_XMIT11, &priv->flags); |
2176 | status = transmit_802_11_packet (priv, fids[fid], skb->data); | |
2177 | up(&priv->sem); | |
2178 | ||
2179 | i = MAX_FIDS / 2; | |
2180 | if ( status == SUCCESS ) { | |
2181 | dev->trans_start = jiffies; | |
2182 | for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++); | |
2183 | } else { | |
2184 | priv->fids[fid] &= 0xffff; | |
5d9276da | 2185 | dev->stats.tx_window_errors++; |
1da177e4 LT |
2186 | } |
2187 | if (i < MAX_FIDS) | |
2188 | netif_wake_queue(dev); | |
2189 | dev_kfree_skb(skb); | |
2190 | } | |
2191 | ||
d0cf9c0d SH |
2192 | static netdev_tx_t airo_start_xmit11(struct sk_buff *skb, |
2193 | struct net_device *dev) | |
2194 | { | |
1da177e4 LT |
2195 | s16 len; |
2196 | int i, j; | |
faf3994a | 2197 | struct airo_info *priv = dev->ml_priv; |
1da177e4 LT |
2198 | u32 *fids = priv->fids; |
2199 | ||
2200 | if (test_bit(FLAG_MPI, &priv->flags)) { | |
2201 | /* Not implemented yet for MPI350 */ | |
2202 | netif_stop_queue(dev); | |
4153e775 PM |
2203 | dev_kfree_skb_any(skb); |
2204 | return NETDEV_TX_OK; | |
1da177e4 LT |
2205 | } |
2206 | ||
2207 | if ( skb == NULL ) { | |
c94c93da | 2208 | airo_print_err(dev->name, "%s: skb == NULL!", __func__); |
6ed10654 | 2209 | return NETDEV_TX_OK; |
1da177e4 LT |
2210 | } |
2211 | ||
2212 | /* Find a vacant FID */ | |
2213 | for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ ); | |
2214 | for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ ); | |
2215 | ||
2216 | if ( j >= MAX_FIDS ) { | |
2217 | netif_stop_queue(dev); | |
2218 | ||
2219 | if (i == MAX_FIDS) { | |
5d9276da | 2220 | dev->stats.tx_fifo_errors++; |
5b548140 | 2221 | return NETDEV_TX_BUSY; |
1da177e4 LT |
2222 | } |
2223 | } | |
2224 | /* check min length*/ | |
2225 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; | |
2226 | /* Mark fid as used & save length for later */ | |
2227 | fids[i] |= (len << 16); | |
2228 | priv->xmit11.skb = skb; | |
2229 | priv->xmit11.fid = i; | |
2230 | if (down_trylock(&priv->sem) != 0) { | |
2231 | set_bit(FLAG_PENDING_XMIT11, &priv->flags); | |
2232 | netif_stop_queue(dev); | |
3c304956 | 2233 | set_bit(JOB_XMIT11, &priv->jobs); |
1da177e4 LT |
2234 | wake_up_interruptible(&priv->thr_wait); |
2235 | } else | |
2236 | airo_end_xmit11(dev); | |
6ed10654 | 2237 | return NETDEV_TX_OK; |
1da177e4 LT |
2238 | } |
2239 | ||
5d9276da | 2240 | static void airo_read_stats(struct net_device *dev) |
a23ace5f | 2241 | { |
faf3994a | 2242 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 2243 | StatsRid stats_rid; |
a23ace5f | 2244 | __le32 *vals = stats_rid.vals; |
1da177e4 | 2245 | |
3c304956 | 2246 | clear_bit(JOB_STATS, &ai->jobs); |
ca078bae | 2247 | if (ai->power.event) { |
1da177e4 LT |
2248 | up(&ai->sem); |
2249 | return; | |
2250 | } | |
2251 | readStatsRid(ai, &stats_rid, RID_STATS, 0); | |
2252 | up(&ai->sem); | |
2253 | ||
5d9276da | 2254 | dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) + |
a23ace5f | 2255 | le32_to_cpu(vals[45]); |
5d9276da | 2256 | dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) + |
a23ace5f | 2257 | le32_to_cpu(vals[41]); |
5d9276da PZ |
2258 | dev->stats.rx_bytes = le32_to_cpu(vals[92]); |
2259 | dev->stats.tx_bytes = le32_to_cpu(vals[91]); | |
2260 | dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) + | |
a23ace5f | 2261 | le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]); |
5d9276da PZ |
2262 | dev->stats.tx_errors = le32_to_cpu(vals[42]) + |
2263 | dev->stats.tx_fifo_errors; | |
2264 | dev->stats.multicast = le32_to_cpu(vals[43]); | |
2265 | dev->stats.collisions = le32_to_cpu(vals[89]); | |
1da177e4 LT |
2266 | |
2267 | /* detailed rx_errors: */ | |
5d9276da PZ |
2268 | dev->stats.rx_length_errors = le32_to_cpu(vals[3]); |
2269 | dev->stats.rx_crc_errors = le32_to_cpu(vals[4]); | |
2270 | dev->stats.rx_frame_errors = le32_to_cpu(vals[2]); | |
2271 | dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]); | |
1da177e4 LT |
2272 | } |
2273 | ||
ff1d2767 | 2274 | static struct net_device_stats *airo_get_stats(struct net_device *dev) |
1da177e4 | 2275 | { |
faf3994a | 2276 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 2277 | |
3c304956 | 2278 | if (!test_bit(JOB_STATS, &local->jobs)) { |
1da177e4 LT |
2279 | /* Get stats out of the card if available */ |
2280 | if (down_trylock(&local->sem) != 0) { | |
3c304956 | 2281 | set_bit(JOB_STATS, &local->jobs); |
1da177e4 LT |
2282 | wake_up_interruptible(&local->thr_wait); |
2283 | } else | |
5d9276da | 2284 | airo_read_stats(dev); |
1da177e4 LT |
2285 | } |
2286 | ||
5d9276da | 2287 | return &dev->stats; |
1da177e4 LT |
2288 | } |
2289 | ||
2290 | static void airo_set_promisc(struct airo_info *ai) { | |
2291 | Cmd cmd; | |
2292 | Resp rsp; | |
2293 | ||
2294 | memset(&cmd, 0, sizeof(cmd)); | |
2295 | cmd.cmd=CMD_SETMODE; | |
3c304956 | 2296 | clear_bit(JOB_PROMISC, &ai->jobs); |
1da177e4 LT |
2297 | cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC; |
2298 | issuecommand(ai, &cmd, &rsp); | |
2299 | up(&ai->sem); | |
2300 | } | |
2301 | ||
2302 | static void airo_set_multicast_list(struct net_device *dev) { | |
faf3994a | 2303 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2304 | |
2305 | if ((dev->flags ^ ai->flags) & IFF_PROMISC) { | |
2306 | change_bit(FLAG_PROMISC, &ai->flags); | |
2307 | if (down_trylock(&ai->sem) != 0) { | |
3c304956 | 2308 | set_bit(JOB_PROMISC, &ai->jobs); |
1da177e4 LT |
2309 | wake_up_interruptible(&ai->thr_wait); |
2310 | } else | |
2311 | airo_set_promisc(ai); | |
2312 | } | |
2313 | ||
4cd24eaf | 2314 | if ((dev->flags&IFF_ALLMULTI) || !netdev_mc_empty(dev)) { |
1da177e4 LT |
2315 | /* Turn on multicast. (Should be already setup...) */ |
2316 | } | |
2317 | } | |
2318 | ||
2319 | static int airo_set_mac_address(struct net_device *dev, void *p) | |
2320 | { | |
faf3994a | 2321 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 2322 | struct sockaddr *addr = p; |
1da177e4 LT |
2323 | |
2324 | readConfigRid(ai, 1); | |
2325 | memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len); | |
2326 | set_bit (FLAG_COMMIT, &ai->flags); | |
2327 | disable_MAC(ai, 1); | |
2328 | writeConfigRid (ai, 1); | |
175ec1a1 | 2329 | enable_MAC(ai, 1); |
1da177e4 LT |
2330 | memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len); |
2331 | if (ai->wifidev) | |
2332 | memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len); | |
2333 | return 0; | |
2334 | } | |
2335 | ||
2336 | static int airo_change_mtu(struct net_device *dev, int new_mtu) | |
2337 | { | |
2338 | if ((new_mtu < 68) || (new_mtu > 2400)) | |
2339 | return -EINVAL; | |
2340 | dev->mtu = new_mtu; | |
2341 | return 0; | |
2342 | } | |
2343 | ||
af5b5c9a MS |
2344 | static LIST_HEAD(airo_devices); |
2345 | ||
2346 | static void add_airo_dev(struct airo_info *ai) | |
2347 | { | |
2348 | /* Upper layers already keep track of PCI devices, | |
2349 | * so we only need to remember our non-PCI cards. */ | |
2350 | if (!ai->pci) | |
2351 | list_add_tail(&ai->dev_list, &airo_devices); | |
2352 | } | |
2353 | ||
2354 | static void del_airo_dev(struct airo_info *ai) | |
2355 | { | |
2356 | if (!ai->pci) | |
2357 | list_del(&ai->dev_list); | |
2358 | } | |
1da177e4 LT |
2359 | |
2360 | static int airo_close(struct net_device *dev) { | |
faf3994a | 2361 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2362 | |
2363 | netif_stop_queue(dev); | |
2364 | ||
2365 | if (ai->wifidev != dev) { | |
2366 | #ifdef POWER_ON_DOWN | |
2367 | /* Shut power to the card. The idea is that the user can save | |
2368 | * power when he doesn't need the card with "ifconfig down". | |
2369 | * That's the method that is most friendly towards the network | |
2370 | * stack (i.e. the network stack won't try to broadcast | |
2371 | * anything on the interface and routes are gone. Jean II */ | |
2372 | set_bit(FLAG_RADIO_DOWN, &ai->flags); | |
2373 | disable_MAC(ai, 1); | |
2374 | #endif | |
2375 | disable_interrupts( ai ); | |
1c2b7db8 MS |
2376 | |
2377 | free_irq(dev->irq, dev); | |
2378 | ||
2379 | set_bit(JOB_DIE, &ai->jobs); | |
2380 | kthread_stop(ai->airo_thread_task); | |
1da177e4 LT |
2381 | } |
2382 | return 0; | |
2383 | } | |
2384 | ||
1da177e4 LT |
2385 | void stop_airo_card( struct net_device *dev, int freeres ) |
2386 | { | |
faf3994a | 2387 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2388 | |
2389 | set_bit(FLAG_RADIO_DOWN, &ai->flags); | |
2390 | disable_MAC(ai, 1); | |
2391 | disable_interrupts(ai); | |
1da177e4 LT |
2392 | takedown_proc_entry( dev, ai ); |
2393 | if (test_bit(FLAG_REGISTERED, &ai->flags)) { | |
2394 | unregister_netdev( dev ); | |
2395 | if (ai->wifidev) { | |
2396 | unregister_netdev(ai->wifidev); | |
2397 | free_netdev(ai->wifidev); | |
2398 | ai->wifidev = NULL; | |
2399 | } | |
2400 | clear_bit(FLAG_REGISTERED, &ai->flags); | |
2401 | } | |
1da177e4 LT |
2402 | /* |
2403 | * Clean out tx queue | |
2404 | */ | |
b03efcfb | 2405 | if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) { |
1da177e4 LT |
2406 | struct sk_buff *skb = NULL; |
2407 | for (;(skb = skb_dequeue(&ai->txq));) | |
2408 | dev_kfree_skb(skb); | |
2409 | } | |
2410 | ||
9e75af30 DW |
2411 | airo_networks_free (ai); |
2412 | ||
b4558ea9 JJ |
2413 | kfree(ai->flash); |
2414 | kfree(ai->rssi); | |
2415 | kfree(ai->APList); | |
2416 | kfree(ai->SSID); | |
1da177e4 LT |
2417 | if (freeres) { |
2418 | /* PCMCIA frees this stuff, so only for PCI and ISA */ | |
2419 | release_region( dev->base_addr, 64 ); | |
2420 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
2421 | if (ai->pci) | |
2422 | mpi_unmap_card(ai->pci); | |
2423 | if (ai->pcimem) | |
2424 | iounmap(ai->pcimem); | |
2425 | if (ai->pciaux) | |
2426 | iounmap(ai->pciaux); | |
2427 | pci_free_consistent(ai->pci, PCI_SHARED_LEN, | |
2428 | ai->shared, ai->shared_dma); | |
2429 | } | |
2430 | } | |
f12cc209 | 2431 | crypto_free_cipher(ai->tfm); |
af5b5c9a | 2432 | del_airo_dev(ai); |
1da177e4 LT |
2433 | free_netdev( dev ); |
2434 | } | |
2435 | ||
2436 | EXPORT_SYMBOL(stop_airo_card); | |
2437 | ||
b95cce35 | 2438 | static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr) |
1da177e4 | 2439 | { |
98e399f8 | 2440 | memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); |
1da177e4 LT |
2441 | return ETH_ALEN; |
2442 | } | |
2443 | ||
2444 | static void mpi_unmap_card(struct pci_dev *pci) | |
2445 | { | |
2446 | unsigned long mem_start = pci_resource_start(pci, 1); | |
2447 | unsigned long mem_len = pci_resource_len(pci, 1); | |
2448 | unsigned long aux_start = pci_resource_start(pci, 2); | |
2449 | unsigned long aux_len = AUXMEMSIZE; | |
2450 | ||
2451 | release_mem_region(aux_start, aux_len); | |
2452 | release_mem_region(mem_start, mem_len); | |
2453 | } | |
2454 | ||
2455 | /************************************************************* | |
2456 | * This routine assumes that descriptors have been setup . | |
2457 | * Run at insmod time or after reset when the decriptors | |
2458 | * have been initialized . Returns 0 if all is well nz | |
2459 | * otherwise . Does not allocate memory but sets up card | |
2460 | * using previously allocated descriptors. | |
2461 | */ | |
2462 | static int mpi_init_descriptors (struct airo_info *ai) | |
2463 | { | |
2464 | Cmd cmd; | |
2465 | Resp rsp; | |
2466 | int i; | |
2467 | int rc = SUCCESS; | |
2468 | ||
2469 | /* Alloc card RX descriptors */ | |
2470 | netif_stop_queue(ai->dev); | |
2471 | ||
2472 | memset(&rsp,0,sizeof(rsp)); | |
2473 | memset(&cmd,0,sizeof(cmd)); | |
2474 | ||
2475 | cmd.cmd = CMD_ALLOCATEAUX; | |
2476 | cmd.parm0 = FID_RX; | |
2477 | cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux); | |
2478 | cmd.parm2 = MPI_MAX_FIDS; | |
2479 | rc=issuecommand(ai, &cmd, &rsp); | |
2480 | if (rc != SUCCESS) { | |
934d8bf1 | 2481 | airo_print_err(ai->dev->name, "Couldn't allocate RX FID"); |
1da177e4 LT |
2482 | return rc; |
2483 | } | |
2484 | ||
2485 | for (i=0; i<MPI_MAX_FIDS; i++) { | |
2486 | memcpy_toio(ai->rxfids[i].card_ram_off, | |
2487 | &ai->rxfids[i].rx_desc, sizeof(RxFid)); | |
2488 | } | |
2489 | ||
2490 | /* Alloc card TX descriptors */ | |
2491 | ||
2492 | memset(&rsp,0,sizeof(rsp)); | |
2493 | memset(&cmd,0,sizeof(cmd)); | |
2494 | ||
2495 | cmd.cmd = CMD_ALLOCATEAUX; | |
2496 | cmd.parm0 = FID_TX; | |
2497 | cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux); | |
2498 | cmd.parm2 = MPI_MAX_FIDS; | |
2499 | ||
2500 | for (i=0; i<MPI_MAX_FIDS; i++) { | |
2501 | ai->txfids[i].tx_desc.valid = 1; | |
2502 | memcpy_toio(ai->txfids[i].card_ram_off, | |
2503 | &ai->txfids[i].tx_desc, sizeof(TxFid)); | |
2504 | } | |
2505 | ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */ | |
2506 | ||
2507 | rc=issuecommand(ai, &cmd, &rsp); | |
2508 | if (rc != SUCCESS) { | |
934d8bf1 | 2509 | airo_print_err(ai->dev->name, "Couldn't allocate TX FID"); |
1da177e4 LT |
2510 | return rc; |
2511 | } | |
2512 | ||
2513 | /* Alloc card Rid descriptor */ | |
2514 | memset(&rsp,0,sizeof(rsp)); | |
2515 | memset(&cmd,0,sizeof(cmd)); | |
2516 | ||
2517 | cmd.cmd = CMD_ALLOCATEAUX; | |
2518 | cmd.parm0 = RID_RW; | |
2519 | cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux); | |
2520 | cmd.parm2 = 1; /* Magic number... */ | |
2521 | rc=issuecommand(ai, &cmd, &rsp); | |
2522 | if (rc != SUCCESS) { | |
934d8bf1 | 2523 | airo_print_err(ai->dev->name, "Couldn't allocate RID"); |
1da177e4 LT |
2524 | return rc; |
2525 | } | |
2526 | ||
2527 | memcpy_toio(ai->config_desc.card_ram_off, | |
2528 | &ai->config_desc.rid_desc, sizeof(Rid)); | |
2529 | ||
2530 | return rc; | |
2531 | } | |
2532 | ||
2533 | /* | |
2534 | * We are setting up three things here: | |
2535 | * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid. | |
25985edc | 2536 | * 2) Map PCI memory for issuing commands. |
1da177e4 LT |
2537 | * 3) Allocate memory (shared) to send and receive ethernet frames. |
2538 | */ | |
1138c37b | 2539 | static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci) |
1da177e4 LT |
2540 | { |
2541 | unsigned long mem_start, mem_len, aux_start, aux_len; | |
2542 | int rc = -1; | |
2543 | int i; | |
2759c8d5 JG |
2544 | dma_addr_t busaddroff; |
2545 | unsigned char *vpackoff; | |
1da177e4 LT |
2546 | unsigned char __iomem *pciaddroff; |
2547 | ||
2548 | mem_start = pci_resource_start(pci, 1); | |
2549 | mem_len = pci_resource_len(pci, 1); | |
2550 | aux_start = pci_resource_start(pci, 2); | |
2551 | aux_len = AUXMEMSIZE; | |
2552 | ||
1138c37b MS |
2553 | if (!request_mem_region(mem_start, mem_len, DRV_NAME)) { |
2554 | airo_print_err("", "Couldn't get region %x[%x]", | |
2555 | (int)mem_start, (int)mem_len); | |
1da177e4 LT |
2556 | goto out; |
2557 | } | |
1138c37b MS |
2558 | if (!request_mem_region(aux_start, aux_len, DRV_NAME)) { |
2559 | airo_print_err("", "Couldn't get region %x[%x]", | |
2560 | (int)aux_start, (int)aux_len); | |
1da177e4 LT |
2561 | goto free_region1; |
2562 | } | |
2563 | ||
2564 | ai->pcimem = ioremap(mem_start, mem_len); | |
2565 | if (!ai->pcimem) { | |
1138c37b MS |
2566 | airo_print_err("", "Couldn't map region %x[%x]", |
2567 | (int)mem_start, (int)mem_len); | |
1da177e4 LT |
2568 | goto free_region2; |
2569 | } | |
2570 | ai->pciaux = ioremap(aux_start, aux_len); | |
2571 | if (!ai->pciaux) { | |
1138c37b MS |
2572 | airo_print_err("", "Couldn't map region %x[%x]", |
2573 | (int)aux_start, (int)aux_len); | |
1da177e4 LT |
2574 | goto free_memmap; |
2575 | } | |
2576 | ||
2577 | /* Reserve PKTSIZE for each fid and 2K for the Rids */ | |
2578 | ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma); | |
2579 | if (!ai->shared) { | |
1138c37b MS |
2580 | airo_print_err("", "Couldn't alloc_consistent %d", |
2581 | PCI_SHARED_LEN); | |
1da177e4 LT |
2582 | goto free_auxmap; |
2583 | } | |
2584 | ||
2585 | /* | |
2586 | * Setup descriptor RX, TX, CONFIG | |
2587 | */ | |
2759c8d5 | 2588 | busaddroff = ai->shared_dma; |
1da177e4 LT |
2589 | pciaddroff = ai->pciaux + AUX_OFFSET; |
2590 | vpackoff = ai->shared; | |
2591 | ||
2592 | /* RX descriptor setup */ | |
2593 | for(i = 0; i < MPI_MAX_FIDS; i++) { | |
2594 | ai->rxfids[i].pending = 0; | |
2595 | ai->rxfids[i].card_ram_off = pciaddroff; | |
2596 | ai->rxfids[i].virtual_host_addr = vpackoff; | |
2759c8d5 | 2597 | ai->rxfids[i].rx_desc.host_addr = busaddroff; |
1da177e4 LT |
2598 | ai->rxfids[i].rx_desc.valid = 1; |
2599 | ai->rxfids[i].rx_desc.len = PKTSIZE; | |
2600 | ai->rxfids[i].rx_desc.rdy = 0; | |
2601 | ||
2602 | pciaddroff += sizeof(RxFid); | |
2603 | busaddroff += PKTSIZE; | |
2604 | vpackoff += PKTSIZE; | |
2605 | } | |
2606 | ||
2607 | /* TX descriptor setup */ | |
2608 | for(i = 0; i < MPI_MAX_FIDS; i++) { | |
2609 | ai->txfids[i].card_ram_off = pciaddroff; | |
2610 | ai->txfids[i].virtual_host_addr = vpackoff; | |
2611 | ai->txfids[i].tx_desc.valid = 1; | |
2759c8d5 | 2612 | ai->txfids[i].tx_desc.host_addr = busaddroff; |
1da177e4 LT |
2613 | memcpy(ai->txfids[i].virtual_host_addr, |
2614 | &wifictlhdr8023, sizeof(wifictlhdr8023)); | |
2615 | ||
2616 | pciaddroff += sizeof(TxFid); | |
2617 | busaddroff += PKTSIZE; | |
2618 | vpackoff += PKTSIZE; | |
2619 | } | |
2620 | ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */ | |
2621 | ||
2622 | /* Rid descriptor setup */ | |
2623 | ai->config_desc.card_ram_off = pciaddroff; | |
2624 | ai->config_desc.virtual_host_addr = vpackoff; | |
2759c8d5 JG |
2625 | ai->config_desc.rid_desc.host_addr = busaddroff; |
2626 | ai->ridbus = busaddroff; | |
1da177e4 LT |
2627 | ai->config_desc.rid_desc.rid = 0; |
2628 | ai->config_desc.rid_desc.len = RIDSIZE; | |
2629 | ai->config_desc.rid_desc.valid = 1; | |
2630 | pciaddroff += sizeof(Rid); | |
2631 | busaddroff += RIDSIZE; | |
2632 | vpackoff += RIDSIZE; | |
2633 | ||
2634 | /* Tell card about descriptors */ | |
2635 | if (mpi_init_descriptors (ai) != SUCCESS) | |
2636 | goto free_shared; | |
2637 | ||
2638 | return 0; | |
2639 | free_shared: | |
2640 | pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma); | |
2641 | free_auxmap: | |
2642 | iounmap(ai->pciaux); | |
2643 | free_memmap: | |
2644 | iounmap(ai->pcimem); | |
2645 | free_region2: | |
2646 | release_mem_region(aux_start, aux_len); | |
2647 | free_region1: | |
2648 | release_mem_region(mem_start, mem_len); | |
2649 | out: | |
2650 | return rc; | |
2651 | } | |
2652 | ||
3b04ddde SH |
2653 | static const struct header_ops airo_header_ops = { |
2654 | .parse = wll_header_parse, | |
2655 | }; | |
2656 | ||
7ae41cc3 SH |
2657 | static const struct net_device_ops airo11_netdev_ops = { |
2658 | .ndo_open = airo_open, | |
2659 | .ndo_stop = airo_close, | |
2660 | .ndo_start_xmit = airo_start_xmit11, | |
2661 | .ndo_get_stats = airo_get_stats, | |
2662 | .ndo_set_mac_address = airo_set_mac_address, | |
2663 | .ndo_do_ioctl = airo_ioctl, | |
2664 | .ndo_change_mtu = airo_change_mtu, | |
2665 | }; | |
2666 | ||
1da177e4 LT |
2667 | static void wifi_setup(struct net_device *dev) |
2668 | { | |
7ae41cc3 | 2669 | dev->netdev_ops = &airo11_netdev_ops; |
3b04ddde | 2670 | dev->header_ops = &airo_header_ops; |
1da177e4 | 2671 | dev->wireless_handlers = &airo_handler_def; |
1da177e4 LT |
2672 | |
2673 | dev->type = ARPHRD_IEEE80211; | |
2674 | dev->hard_header_len = ETH_HLEN; | |
15db2763 | 2675 | dev->mtu = AIRO_DEF_MTU; |
1da177e4 LT |
2676 | dev->addr_len = ETH_ALEN; |
2677 | dev->tx_queue_len = 100; | |
2678 | ||
93803b33 | 2679 | eth_broadcast_addr(dev->broadcast); |
1da177e4 LT |
2680 | |
2681 | dev->flags = IFF_BROADCAST|IFF_MULTICAST; | |
2682 | } | |
2683 | ||
2684 | static struct net_device *init_wifidev(struct airo_info *ai, | |
2685 | struct net_device *ethdev) | |
2686 | { | |
2687 | int err; | |
c835a677 TG |
2688 | struct net_device *dev = alloc_netdev(0, "wifi%d", NET_NAME_UNKNOWN, |
2689 | wifi_setup); | |
1da177e4 LT |
2690 | if (!dev) |
2691 | return NULL; | |
faf3994a | 2692 | dev->ml_priv = ethdev->ml_priv; |
1da177e4 LT |
2693 | dev->irq = ethdev->irq; |
2694 | dev->base_addr = ethdev->base_addr; | |
1da177e4 | 2695 | dev->wireless_data = ethdev->wireless_data; |
229ce3ab | 2696 | SET_NETDEV_DEV(dev, ethdev->dev.parent); |
252352cb | 2697 | eth_hw_addr_inherit(dev, ethdev); |
1da177e4 LT |
2698 | err = register_netdev(dev); |
2699 | if (err<0) { | |
2700 | free_netdev(dev); | |
2701 | return NULL; | |
2702 | } | |
2703 | return dev; | |
2704 | } | |
2705 | ||
ff1d2767 | 2706 | static int reset_card( struct net_device *dev , int lock) { |
faf3994a | 2707 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2708 | |
2709 | if (lock && down_interruptible(&ai->sem)) | |
2710 | return -1; | |
2711 | waitbusy (ai); | |
2712 | OUT4500(ai,COMMAND,CMD_SOFTRESET); | |
2713 | msleep(200); | |
2714 | waitbusy (ai); | |
2715 | msleep(200); | |
2716 | if (lock) | |
2717 | up(&ai->sem); | |
2718 | return 0; | |
2719 | } | |
2720 | ||
3c304956 | 2721 | #define AIRO_MAX_NETWORK_COUNT 64 |
9e75af30 DW |
2722 | static int airo_networks_allocate(struct airo_info *ai) |
2723 | { | |
2724 | if (ai->networks) | |
2725 | return 0; | |
2726 | ||
baeb2ffa JP |
2727 | ai->networks = kcalloc(AIRO_MAX_NETWORK_COUNT, sizeof(BSSListElement), |
2728 | GFP_KERNEL); | |
9e75af30 | 2729 | if (!ai->networks) { |
1138c37b | 2730 | airo_print_warn("", "Out of memory allocating beacons"); |
9e75af30 DW |
2731 | return -ENOMEM; |
2732 | } | |
2733 | ||
2734 | return 0; | |
2735 | } | |
2736 | ||
2737 | static void airo_networks_free(struct airo_info *ai) | |
2738 | { | |
9e75af30 DW |
2739 | kfree(ai->networks); |
2740 | ai->networks = NULL; | |
2741 | } | |
2742 | ||
2743 | static void airo_networks_initialize(struct airo_info *ai) | |
2744 | { | |
2745 | int i; | |
2746 | ||
2747 | INIT_LIST_HEAD(&ai->network_free_list); | |
2748 | INIT_LIST_HEAD(&ai->network_list); | |
3c304956 | 2749 | for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++) |
9e75af30 DW |
2750 | list_add_tail(&ai->networks[i].list, |
2751 | &ai->network_free_list); | |
2752 | } | |
2753 | ||
7ae41cc3 SH |
2754 | static const struct net_device_ops airo_netdev_ops = { |
2755 | .ndo_open = airo_open, | |
2756 | .ndo_stop = airo_close, | |
2757 | .ndo_start_xmit = airo_start_xmit, | |
2758 | .ndo_get_stats = airo_get_stats, | |
afc4b13d | 2759 | .ndo_set_rx_mode = airo_set_multicast_list, |
7ae41cc3 SH |
2760 | .ndo_set_mac_address = airo_set_mac_address, |
2761 | .ndo_do_ioctl = airo_ioctl, | |
2762 | .ndo_change_mtu = airo_change_mtu, | |
7ae41cc3 SH |
2763 | .ndo_validate_addr = eth_validate_addr, |
2764 | }; | |
2765 | ||
2766 | static const struct net_device_ops mpi_netdev_ops = { | |
2767 | .ndo_open = airo_open, | |
2768 | .ndo_stop = airo_close, | |
2769 | .ndo_start_xmit = mpi_start_xmit, | |
2770 | .ndo_get_stats = airo_get_stats, | |
afc4b13d | 2771 | .ndo_set_rx_mode = airo_set_multicast_list, |
7ae41cc3 SH |
2772 | .ndo_set_mac_address = airo_set_mac_address, |
2773 | .ndo_do_ioctl = airo_ioctl, | |
2774 | .ndo_change_mtu = airo_change_mtu, | |
7ae41cc3 SH |
2775 | .ndo_validate_addr = eth_validate_addr, |
2776 | }; | |
2777 | ||
2778 | ||
ff1d2767 JM |
2779 | static struct net_device *_init_airo_card( unsigned short irq, int port, |
2780 | int is_pcmcia, struct pci_dev *pci, | |
2781 | struct device *dmdev ) | |
1da177e4 LT |
2782 | { |
2783 | struct net_device *dev; | |
2784 | struct airo_info *ai; | |
2785 | int i, rc; | |
f65b56d6 | 2786 | CapabilityRid cap_rid; |
1da177e4 LT |
2787 | |
2788 | /* Create the network device object. */ | |
c835a677 | 2789 | dev = alloc_netdev(sizeof(*ai), "", NET_NAME_UNKNOWN, ether_setup); |
1138c37b | 2790 | if (!dev) { |
934d8bf1 | 2791 | airo_print_err("", "Couldn't alloc_etherdev"); |
1da177e4 | 2792 | return NULL; |
1da177e4 LT |
2793 | } |
2794 | ||
faf3994a | 2795 | ai = dev->ml_priv = netdev_priv(dev); |
1da177e4 | 2796 | ai->wifidev = NULL; |
fb038c27 | 2797 | ai->flags = 1 << FLAG_RADIO_DOWN; |
3c304956 | 2798 | ai->jobs = 0; |
934d8bf1 | 2799 | ai->dev = dev; |
1da177e4 | 2800 | if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) { |
1138c37b | 2801 | airo_print_dbg("", "Found an MPI350 card"); |
1da177e4 LT |
2802 | set_bit(FLAG_MPI, &ai->flags); |
2803 | } | |
1da177e4 LT |
2804 | spin_lock_init(&ai->aux_lock); |
2805 | sema_init(&ai->sem, 1); | |
2806 | ai->config.len = 0; | |
2807 | ai->pci = pci; | |
2808 | init_waitqueue_head (&ai->thr_wait); | |
1da177e4 | 2809 | ai->tfm = NULL; |
af5b5c9a | 2810 | add_airo_dev(ai); |
1da177e4 | 2811 | |
9e75af30 | 2812 | if (airo_networks_allocate (ai)) |
1c2b7db8 | 2813 | goto err_out_free; |
9e75af30 DW |
2814 | airo_networks_initialize (ai); |
2815 | ||
7ae41cc3 SH |
2816 | skb_queue_head_init (&ai->txq); |
2817 | ||
1da177e4 | 2818 | /* The Airo-specific entries in the device structure. */ |
7ae41cc3 SH |
2819 | if (test_bit(FLAG_MPI,&ai->flags)) |
2820 | dev->netdev_ops = &mpi_netdev_ops; | |
2821 | else | |
2822 | dev->netdev_ops = &airo_netdev_ops; | |
1da177e4 LT |
2823 | dev->wireless_handlers = &airo_handler_def; |
2824 | ai->wireless_data.spy_data = &ai->spy_data; | |
2825 | dev->wireless_data = &ai->wireless_data; | |
1da177e4 LT |
2826 | dev->irq = irq; |
2827 | dev->base_addr = port; | |
550fd08c | 2828 | dev->priv_flags &= ~IFF_TX_SKB_SHARING; |
1da177e4 LT |
2829 | |
2830 | SET_NETDEV_DEV(dev, dmdev); | |
2831 | ||
1d97f384 MC |
2832 | reset_card (dev, 1); |
2833 | msleep(400); | |
1da177e4 | 2834 | |
1da177e4 | 2835 | if (!is_pcmcia) { |
1138c37b | 2836 | if (!request_region(dev->base_addr, 64, DRV_NAME)) { |
1da177e4 | 2837 | rc = -EBUSY; |
934d8bf1 | 2838 | airo_print_err(dev->name, "Couldn't request region"); |
1c2b7db8 | 2839 | goto err_out_nets; |
1da177e4 LT |
2840 | } |
2841 | } | |
2842 | ||
2843 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
1138c37b MS |
2844 | if (mpi_map_card(ai, pci)) { |
2845 | airo_print_err("", "Could not map memory"); | |
1da177e4 LT |
2846 | goto err_out_res; |
2847 | } | |
2848 | } | |
2849 | ||
2850 | if (probe) { | |
f65b56d6 | 2851 | if (setup_card(ai, dev->dev_addr, 1) != SUCCESS) { |
934d8bf1 | 2852 | airo_print_err(dev->name, "MAC could not be enabled" ); |
1da177e4 LT |
2853 | rc = -EIO; |
2854 | goto err_out_map; | |
2855 | } | |
2856 | } else if (!test_bit(FLAG_MPI,&ai->flags)) { | |
2857 | ai->bap_read = fast_bap_read; | |
2858 | set_bit(FLAG_FLASHING, &ai->flags); | |
2859 | } | |
2860 | ||
f65b56d6 DW |
2861 | strcpy(dev->name, "eth%d"); |
2862 | rc = register_netdev(dev); | |
2863 | if (rc) { | |
2864 | airo_print_err(dev->name, "Couldn't register_netdev"); | |
2865 | goto err_out_map; | |
2866 | } | |
2867 | ai->wifidev = init_wifidev(ai, dev); | |
2868 | if (!ai->wifidev) | |
2869 | goto err_out_reg; | |
2870 | ||
2871 | rc = readCapabilityRid(ai, &cap_rid, 1); | |
2872 | if (rc != SUCCESS) { | |
2873 | rc = -EIO; | |
2874 | goto err_out_wifi; | |
2875 | } | |
138c0c68 DW |
2876 | /* WEP capability discovery */ |
2877 | ai->wep_capable = (cap_rid.softCap & cpu_to_le16(0x02)) ? 1 : 0; | |
2878 | ai->max_wep_idx = (cap_rid.softCap & cpu_to_le16(0x80)) ? 3 : 0; | |
f65b56d6 | 2879 | |
f3a981ff | 2880 | airo_print_info(dev->name, "Firmware version %x.%x.%02d", |
f65b56d6 DW |
2881 | ((le16_to_cpu(cap_rid.softVer) >> 8) & 0xF), |
2882 | (le16_to_cpu(cap_rid.softVer) & 0xFF), | |
2883 | le16_to_cpu(cap_rid.softSubVer)); | |
2884 | ||
3c304956 | 2885 | /* Test for WPA support */ |
f65b56d6 DW |
2886 | /* Only firmware versions 5.30.17 or better can do WPA */ |
2887 | if (le16_to_cpu(cap_rid.softVer) > 0x530 | |
2888 | || (le16_to_cpu(cap_rid.softVer) == 0x530 | |
2889 | && le16_to_cpu(cap_rid.softSubVer) >= 17)) { | |
2890 | airo_print_info(ai->dev->name, "WPA supported."); | |
2891 | ||
3c304956 DW |
2892 | set_bit(FLAG_WPA_CAPABLE, &ai->flags); |
2893 | ai->bssListFirst = RID_WPA_BSSLISTFIRST; | |
2894 | ai->bssListNext = RID_WPA_BSSLISTNEXT; | |
2895 | ai->bssListRidLen = sizeof(BSSListRid); | |
2896 | } else { | |
f65b56d6 DW |
2897 | airo_print_info(ai->dev->name, "WPA unsupported with firmware " |
2898 | "versions older than 5.30.17."); | |
2899 | ||
3c304956 DW |
2900 | ai->bssListFirst = RID_BSSLISTFIRST; |
2901 | ai->bssListNext = RID_BSSLISTNEXT; | |
2902 | ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra); | |
2903 | } | |
2904 | ||
1da177e4 | 2905 | set_bit(FLAG_REGISTERED,&ai->flags); |
e174961c | 2906 | airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr); |
1da177e4 LT |
2907 | |
2908 | /* Allocate the transmit buffers */ | |
2909 | if (probe && !test_bit(FLAG_MPI,&ai->flags)) | |
2910 | for( i = 0; i < MAX_FIDS; i++ ) | |
15db2763 | 2911 | ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2); |
1da177e4 | 2912 | |
faf3994a | 2913 | if (setup_proc_entry(dev, dev->ml_priv) < 0) |
431aca5a FM |
2914 | goto err_out_wifi; |
2915 | ||
1da177e4 LT |
2916 | return dev; |
2917 | ||
431aca5a FM |
2918 | err_out_wifi: |
2919 | unregister_netdev(ai->wifidev); | |
2920 | free_netdev(ai->wifidev); | |
2921 | err_out_reg: | |
2922 | unregister_netdev(dev); | |
1da177e4 LT |
2923 | err_out_map: |
2924 | if (test_bit(FLAG_MPI,&ai->flags) && pci) { | |
2925 | pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma); | |
2926 | iounmap(ai->pciaux); | |
2927 | iounmap(ai->pcimem); | |
2928 | mpi_unmap_card(ai->pci); | |
2929 | } | |
2930 | err_out_res: | |
2931 | if (!is_pcmcia) | |
2932 | release_region( dev->base_addr, 64 ); | |
4d881901 MS |
2933 | err_out_nets: |
2934 | airo_networks_free(ai); | |
1da177e4 | 2935 | err_out_free: |
ff4bf917 | 2936 | del_airo_dev(ai); |
1da177e4 LT |
2937 | free_netdev(dev); |
2938 | return NULL; | |
2939 | } | |
2940 | ||
2941 | struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia, | |
2942 | struct device *dmdev) | |
2943 | { | |
2944 | return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev); | |
2945 | } | |
2946 | ||
2947 | EXPORT_SYMBOL(init_airo_card); | |
2948 | ||
2949 | static int waitbusy (struct airo_info *ai) { | |
2950 | int delay = 0; | |
b212f337 | 2951 | while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) { |
1da177e4 LT |
2952 | udelay (10); |
2953 | if ((++delay % 20) == 0) | |
2954 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); | |
2955 | } | |
2956 | return delay < 10000; | |
2957 | } | |
2958 | ||
2959 | int reset_airo_card( struct net_device *dev ) | |
2960 | { | |
2961 | int i; | |
faf3994a | 2962 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2963 | |
2964 | if (reset_card (dev, 1)) | |
2965 | return -1; | |
2966 | ||
2967 | if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) { | |
934d8bf1 | 2968 | airo_print_err(dev->name, "MAC could not be enabled"); |
1da177e4 LT |
2969 | return -1; |
2970 | } | |
e174961c | 2971 | airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr); |
1da177e4 LT |
2972 | /* Allocate the transmit buffers if needed */ |
2973 | if (!test_bit(FLAG_MPI,&ai->flags)) | |
2974 | for( i = 0; i < MAX_FIDS; i++ ) | |
15db2763 | 2975 | ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2); |
1da177e4 LT |
2976 | |
2977 | enable_interrupts( ai ); | |
2978 | netif_wake_queue(dev); | |
2979 | return 0; | |
2980 | } | |
2981 | ||
2982 | EXPORT_SYMBOL(reset_airo_card); | |
2983 | ||
2984 | static void airo_send_event(struct net_device *dev) { | |
faf3994a | 2985 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
2986 | union iwreq_data wrqu; |
2987 | StatusRid status_rid; | |
2988 | ||
3c304956 | 2989 | clear_bit(JOB_EVENT, &ai->jobs); |
1da177e4 LT |
2990 | PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0); |
2991 | up(&ai->sem); | |
2992 | wrqu.data.length = 0; | |
2993 | wrqu.data.flags = 0; | |
2994 | memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN); | |
2995 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; | |
2996 | ||
2997 | /* Send event to user space */ | |
2998 | wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); | |
2999 | } | |
3000 | ||
9e75af30 DW |
3001 | static void airo_process_scan_results (struct airo_info *ai) { |
3002 | union iwreq_data wrqu; | |
3c304956 | 3003 | BSSListRid bss; |
9e75af30 DW |
3004 | int rc; |
3005 | BSSListElement * loop_net; | |
3006 | BSSListElement * tmp_net; | |
3007 | ||
3008 | /* Blow away current list of scan results */ | |
3009 | list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) { | |
3010 | list_move_tail (&loop_net->list, &ai->network_free_list); | |
3011 | /* Don't blow away ->list, just BSS data */ | |
3012 | memset (loop_net, 0, sizeof (loop_net->bss)); | |
3013 | } | |
3014 | ||
3015 | /* Try to read the first entry of the scan result */ | |
3c304956 | 3016 | rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0); |
17e70491 | 3017 | if((rc) || (bss.index == cpu_to_le16(0xffff))) { |
9e75af30 DW |
3018 | /* No scan results */ |
3019 | goto out; | |
3020 | } | |
3021 | ||
3022 | /* Read and parse all entries */ | |
3023 | tmp_net = NULL; | |
17e70491 | 3024 | while((!rc) && (bss.index != cpu_to_le16(0xffff))) { |
9e75af30 DW |
3025 | /* Grab a network off the free list */ |
3026 | if (!list_empty(&ai->network_free_list)) { | |
3027 | tmp_net = list_entry(ai->network_free_list.next, | |
3028 | BSSListElement, list); | |
3029 | list_del(ai->network_free_list.next); | |
3030 | } | |
3031 | ||
3032 | if (tmp_net != NULL) { | |
3c304956 | 3033 | memcpy(tmp_net, &bss, sizeof(tmp_net->bss)); |
9e75af30 DW |
3034 | list_add_tail(&tmp_net->list, &ai->network_list); |
3035 | tmp_net = NULL; | |
3036 | } | |
3037 | ||
3038 | /* Read next entry */ | |
3c304956 DW |
3039 | rc = PC4500_readrid(ai, ai->bssListNext, |
3040 | &bss, ai->bssListRidLen, 0); | |
9e75af30 DW |
3041 | } |
3042 | ||
3043 | out: | |
3044 | ai->scan_timeout = 0; | |
3c304956 | 3045 | clear_bit(JOB_SCAN_RESULTS, &ai->jobs); |
9e75af30 DW |
3046 | up(&ai->sem); |
3047 | ||
3048 | /* Send an empty event to user space. | |
3049 | * We don't send the received data on | |
3050 | * the event because it would require | |
3051 | * us to do complex transcoding, and | |
3052 | * we want to minimise the work done in | |
3053 | * the irq handler. Use a request to | |
3054 | * extract the data - Jean II */ | |
3055 | wrqu.data.length = 0; | |
3056 | wrqu.data.flags = 0; | |
3057 | wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL); | |
3058 | } | |
3059 | ||
1da177e4 LT |
3060 | static int airo_thread(void *data) { |
3061 | struct net_device *dev = data; | |
faf3994a | 3062 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 3063 | int locked; |
83144186 RW |
3064 | |
3065 | set_freezable(); | |
1da177e4 | 3066 | while(1) { |
1da177e4 | 3067 | /* make swsusp happy with our thread */ |
3e1d1d28 | 3068 | try_to_freeze(); |
1da177e4 | 3069 | |
3c304956 | 3070 | if (test_bit(JOB_DIE, &ai->jobs)) |
1da177e4 LT |
3071 | break; |
3072 | ||
3c304956 | 3073 | if (ai->jobs) { |
1da177e4 LT |
3074 | locked = down_interruptible(&ai->sem); |
3075 | } else { | |
3076 | wait_queue_t wait; | |
3077 | ||
3078 | init_waitqueue_entry(&wait, current); | |
3079 | add_wait_queue(&ai->thr_wait, &wait); | |
3080 | for (;;) { | |
3081 | set_current_state(TASK_INTERRUPTIBLE); | |
3c304956 | 3082 | if (ai->jobs) |
1da177e4 | 3083 | break; |
9e75af30 DW |
3084 | if (ai->expires || ai->scan_timeout) { |
3085 | if (ai->scan_timeout && | |
3086 | time_after_eq(jiffies,ai->scan_timeout)){ | |
3c304956 | 3087 | set_bit(JOB_SCAN_RESULTS, &ai->jobs); |
9e75af30 DW |
3088 | break; |
3089 | } else if (ai->expires && | |
3090 | time_after_eq(jiffies,ai->expires)){ | |
3c304956 | 3091 | set_bit(JOB_AUTOWEP, &ai->jobs); |
1da177e4 LT |
3092 | break; |
3093 | } | |
5bb85f18 DK |
3094 | if (!kthread_should_stop() && |
3095 | !freezing(current)) { | |
9e75af30 DW |
3096 | unsigned long wake_at; |
3097 | if (!ai->expires || !ai->scan_timeout) { | |
3098 | wake_at = max(ai->expires, | |
3099 | ai->scan_timeout); | |
3100 | } else { | |
3101 | wake_at = min(ai->expires, | |
3102 | ai->scan_timeout); | |
3103 | } | |
3104 | schedule_timeout(wake_at - jiffies); | |
1da177e4 LT |
3105 | continue; |
3106 | } | |
5bb85f18 DK |
3107 | } else if (!kthread_should_stop() && |
3108 | !freezing(current)) { | |
1da177e4 LT |
3109 | schedule(); |
3110 | continue; | |
3111 | } | |
3112 | break; | |
3113 | } | |
3114 | current->state = TASK_RUNNING; | |
3115 | remove_wait_queue(&ai->thr_wait, &wait); | |
3116 | locked = 1; | |
3117 | } | |
3118 | ||
3119 | if (locked) | |
3120 | continue; | |
3121 | ||
3c304956 | 3122 | if (test_bit(JOB_DIE, &ai->jobs)) { |
1da177e4 LT |
3123 | up(&ai->sem); |
3124 | break; | |
3125 | } | |
3126 | ||
ca078bae | 3127 | if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) { |
1da177e4 LT |
3128 | up(&ai->sem); |
3129 | continue; | |
3130 | } | |
3131 | ||
3c304956 | 3132 | if (test_bit(JOB_XMIT, &ai->jobs)) |
1da177e4 | 3133 | airo_end_xmit(dev); |
3c304956 | 3134 | else if (test_bit(JOB_XMIT11, &ai->jobs)) |
1da177e4 | 3135 | airo_end_xmit11(dev); |
3c304956 | 3136 | else if (test_bit(JOB_STATS, &ai->jobs)) |
5d9276da | 3137 | airo_read_stats(dev); |
3c304956 | 3138 | else if (test_bit(JOB_WSTATS, &ai->jobs)) |
1da177e4 | 3139 | airo_read_wireless_stats(ai); |
3c304956 | 3140 | else if (test_bit(JOB_PROMISC, &ai->jobs)) |
1da177e4 | 3141 | airo_set_promisc(ai); |
3c304956 | 3142 | else if (test_bit(JOB_MIC, &ai->jobs)) |
1da177e4 | 3143 | micinit(ai); |
3c304956 | 3144 | else if (test_bit(JOB_EVENT, &ai->jobs)) |
1da177e4 | 3145 | airo_send_event(dev); |
3c304956 | 3146 | else if (test_bit(JOB_AUTOWEP, &ai->jobs)) |
1da177e4 | 3147 | timer_func(dev); |
3c304956 | 3148 | else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs)) |
9e75af30 DW |
3149 | airo_process_scan_results(ai); |
3150 | else /* Shouldn't get here, but we make sure to unlock */ | |
3151 | up(&ai->sem); | |
1da177e4 | 3152 | } |
3b4c7d64 SB |
3153 | |
3154 | return 0; | |
1da177e4 LT |
3155 | } |
3156 | ||
0300b332 AV |
3157 | static int header_len(__le16 ctl) |
3158 | { | |
3159 | u16 fc = le16_to_cpu(ctl); | |
3160 | switch (fc & 0xc) { | |
3161 | case 4: | |
3162 | if ((fc & 0xe0) == 0xc0) | |
3163 | return 10; /* one-address control packet */ | |
3164 | return 16; /* two-address control packet */ | |
3165 | case 8: | |
3166 | if ((fc & 0x300) == 0x300) | |
3167 | return 30; /* WDS packet */ | |
3168 | } | |
3169 | return 24; | |
3170 | } | |
3171 | ||
f55d4517 | 3172 | static void airo_handle_cisco_mic(struct airo_info *ai) |
28fc1f5a | 3173 | { |
f55d4517 DW |
3174 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) { |
3175 | set_bit(JOB_MIC, &ai->jobs); | |
3176 | wake_up_interruptible(&ai->thr_wait); | |
3177 | } | |
3178 | } | |
3179 | ||
3180 | /* Airo Status codes */ | |
3181 | #define STAT_NOBEACON 0x8000 /* Loss of sync - missed beacons */ | |
3182 | #define STAT_MAXRETRIES 0x8001 /* Loss of sync - max retries */ | |
3183 | #define STAT_MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/ | |
3184 | #define STAT_FORCELOSS 0x8003 /* Loss of sync - host request */ | |
3185 | #define STAT_TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */ | |
3186 | #define STAT_DEAUTH 0x8100 /* low byte is 802.11 reason code */ | |
3187 | #define STAT_DISASSOC 0x8200 /* low byte is 802.11 reason code */ | |
3188 | #define STAT_ASSOC_FAIL 0x8400 /* low byte is 802.11 reason code */ | |
3189 | #define STAT_AUTH_FAIL 0x0300 /* low byte is 802.11 reason code */ | |
3190 | #define STAT_ASSOC 0x0400 /* Associated */ | |
3191 | #define STAT_REASSOC 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */ | |
3192 | ||
3193 | static void airo_print_status(const char *devname, u16 status) | |
3194 | { | |
3195 | u8 reason = status & 0xFF; | |
3196 | ||
3bc819e8 | 3197 | switch (status & 0xFF00) { |
f55d4517 | 3198 | case STAT_NOBEACON: |
3bc819e8 | 3199 | switch (status) { |
3200 | case STAT_NOBEACON: | |
3201 | airo_print_dbg(devname, "link lost (missed beacons)"); | |
3202 | break; | |
3203 | case STAT_MAXRETRIES: | |
3204 | case STAT_MAXARL: | |
3205 | airo_print_dbg(devname, "link lost (max retries)"); | |
3206 | break; | |
3207 | case STAT_FORCELOSS: | |
3208 | airo_print_dbg(devname, "link lost (local choice)"); | |
3209 | break; | |
3210 | case STAT_TSFSYNC: | |
3211 | airo_print_dbg(devname, "link lost (TSF sync lost)"); | |
3212 | break; | |
3213 | default: | |
f42cf8d6 | 3214 | airo_print_dbg(devname, "unknown status %x\n", status); |
3bc819e8 | 3215 | break; |
3216 | } | |
f55d4517 DW |
3217 | break; |
3218 | case STAT_DEAUTH: | |
3219 | airo_print_dbg(devname, "deauthenticated (reason: %d)", reason); | |
3220 | break; | |
3221 | case STAT_DISASSOC: | |
3222 | airo_print_dbg(devname, "disassociated (reason: %d)", reason); | |
3223 | break; | |
3224 | case STAT_ASSOC_FAIL: | |
3225 | airo_print_dbg(devname, "association failed (reason: %d)", | |
3226 | reason); | |
3227 | break; | |
3228 | case STAT_AUTH_FAIL: | |
3229 | airo_print_dbg(devname, "authentication failed (reason: %d)", | |
3230 | reason); | |
3231 | break; | |
3bc819e8 | 3232 | case STAT_ASSOC: |
3233 | case STAT_REASSOC: | |
3234 | break; | |
f55d4517 | 3235 | default: |
f42cf8d6 | 3236 | airo_print_dbg(devname, "unknown status %x\n", status); |
f55d4517 DW |
3237 | break; |
3238 | } | |
3239 | } | |
3240 | ||
3241 | static void airo_handle_link(struct airo_info *ai) | |
3242 | { | |
3243 | union iwreq_data wrqu; | |
3244 | int scan_forceloss = 0; | |
1da177e4 | 3245 | u16 status; |
f55d4517 DW |
3246 | |
3247 | /* Get new status and acknowledge the link change */ | |
3248 | status = le16_to_cpu(IN4500(ai, LINKSTAT)); | |
3249 | OUT4500(ai, EVACK, EV_LINK); | |
3250 | ||
3251 | if ((status == STAT_FORCELOSS) && (ai->scan_timeout > 0)) | |
3252 | scan_forceloss = 1; | |
3253 | ||
3254 | airo_print_status(ai->dev->name, status); | |
3255 | ||
3256 | if ((status == STAT_ASSOC) || (status == STAT_REASSOC)) { | |
3257 | if (auto_wep) | |
3258 | ai->expires = 0; | |
3259 | if (ai->list_bss_task) | |
3260 | wake_up_process(ai->list_bss_task); | |
3261 | set_bit(FLAG_UPDATE_UNI, &ai->flags); | |
3262 | set_bit(FLAG_UPDATE_MULTI, &ai->flags); | |
3263 | ||
3264 | if (down_trylock(&ai->sem) != 0) { | |
3265 | set_bit(JOB_EVENT, &ai->jobs); | |
3266 | wake_up_interruptible(&ai->thr_wait); | |
3267 | } else | |
3268 | airo_send_event(ai->dev); | |
3269 | } else if (!scan_forceloss) { | |
3270 | if (auto_wep && !ai->expires) { | |
3271 | ai->expires = RUN_AT(3*HZ); | |
3272 | wake_up_interruptible(&ai->thr_wait); | |
3273 | } | |
3274 | ||
3275 | /* Send event to user space */ | |
93803b33 | 3276 | eth_zero_addr(wrqu.ap_addr.sa_data); |
f55d4517 DW |
3277 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
3278 | wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL); | |
3279 | } | |
3280 | } | |
3281 | ||
3282 | static void airo_handle_rx(struct airo_info *ai) | |
3283 | { | |
3284 | struct sk_buff *skb = NULL; | |
3285 | __le16 fc, v, *buffer, tmpbuf[4]; | |
3286 | u16 len, hdrlen = 0, gap, fid; | |
3287 | struct rx_hdr hdr; | |
3288 | int success = 0; | |
3289 | ||
3290 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
3291 | if (test_bit(FLAG_802_11, &ai->flags)) | |
3292 | mpi_receive_802_11(ai); | |
3293 | else | |
3294 | mpi_receive_802_3(ai); | |
3295 | OUT4500(ai, EVACK, EV_RX); | |
3296 | return; | |
3297 | } | |
3298 | ||
3299 | fid = IN4500(ai, RXFID); | |
3300 | ||
3301 | /* Get the packet length */ | |
3302 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3303 | bap_setup (ai, fid, 4, BAP0); | |
3304 | bap_read (ai, (__le16*)&hdr, sizeof(hdr), BAP0); | |
3305 | /* Bad CRC. Ignore packet */ | |
3306 | if (le16_to_cpu(hdr.status) & 2) | |
3307 | hdr.len = 0; | |
3308 | if (ai->wifidev == NULL) | |
3309 | hdr.len = 0; | |
3310 | } else { | |
3311 | bap_setup(ai, fid, 0x36, BAP0); | |
3312 | bap_read(ai, &hdr.len, 2, BAP0); | |
3313 | } | |
3314 | len = le16_to_cpu(hdr.len); | |
3315 | ||
3316 | if (len > AIRO_DEF_MTU) { | |
3317 | airo_print_err(ai->dev->name, "Bad size %d", len); | |
3318 | goto done; | |
3319 | } | |
3320 | if (len == 0) | |
3321 | goto done; | |
3322 | ||
3323 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3324 | bap_read(ai, &fc, sizeof (fc), BAP0); | |
3325 | hdrlen = header_len(fc); | |
3326 | } else | |
3327 | hdrlen = ETH_ALEN * 2; | |
3328 | ||
3329 | skb = dev_alloc_skb(len + hdrlen + 2 + 2); | |
3330 | if (!skb) { | |
3331 | ai->dev->stats.rx_dropped++; | |
3332 | goto done; | |
3333 | } | |
3334 | ||
3335 | skb_reserve(skb, 2); /* This way the IP header is aligned */ | |
3336 | buffer = (__le16 *) skb_put(skb, len + hdrlen); | |
3337 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3338 | buffer[0] = fc; | |
3339 | bap_read(ai, buffer + 1, hdrlen - 2, BAP0); | |
3340 | if (hdrlen == 24) | |
3341 | bap_read(ai, tmpbuf, 6, BAP0); | |
3342 | ||
3343 | bap_read(ai, &v, sizeof(v), BAP0); | |
3344 | gap = le16_to_cpu(v); | |
3345 | if (gap) { | |
3346 | if (gap <= 8) { | |
3347 | bap_read(ai, tmpbuf, gap, BAP0); | |
3348 | } else { | |
3349 | airo_print_err(ai->dev->name, "gaplen too " | |
3350 | "big. Problems will follow..."); | |
3351 | } | |
3352 | } | |
3353 | bap_read(ai, buffer + hdrlen/2, len, BAP0); | |
3354 | } else { | |
3355 | MICBuffer micbuf; | |
3356 | ||
3357 | bap_read(ai, buffer, ETH_ALEN * 2, BAP0); | |
3358 | if (ai->micstats.enabled) { | |
3359 | bap_read(ai, (__le16 *) &micbuf, sizeof (micbuf), BAP0); | |
3360 | if (ntohs(micbuf.typelen) > 0x05DC) | |
3361 | bap_setup(ai, fid, 0x44, BAP0); | |
3362 | else { | |
3363 | if (len <= sizeof (micbuf)) { | |
3364 | dev_kfree_skb_irq(skb); | |
3365 | goto done; | |
3366 | } | |
3367 | ||
3368 | len -= sizeof(micbuf); | |
3369 | skb_trim(skb, len + hdrlen); | |
3370 | } | |
3371 | } | |
3372 | ||
3373 | bap_read(ai, buffer + ETH_ALEN, len, BAP0); | |
3374 | if (decapsulate(ai, &micbuf, (etherHead*) buffer, len)) | |
3375 | dev_kfree_skb_irq (skb); | |
3376 | else | |
3377 | success = 1; | |
3378 | } | |
3379 | ||
3380 | #ifdef WIRELESS_SPY | |
3381 | if (success && (ai->spy_data.spy_number > 0)) { | |
3382 | char *sa; | |
3383 | struct iw_quality wstats; | |
3384 | ||
3385 | /* Prepare spy data : addr + qual */ | |
3386 | if (!test_bit(FLAG_802_11, &ai->flags)) { | |
3387 | sa = (char *) buffer + 6; | |
3388 | bap_setup(ai, fid, 8, BAP0); | |
3389 | bap_read(ai, (__le16 *) hdr.rssi, 2, BAP0); | |
3390 | } else | |
3391 | sa = (char *) buffer + 10; | |
3392 | wstats.qual = hdr.rssi[0]; | |
3393 | if (ai->rssi) | |
3394 | wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm; | |
3395 | else | |
3396 | wstats.level = (hdr.rssi[1] + 321) / 2; | |
3397 | wstats.noise = ai->wstats.qual.noise; | |
3398 | wstats.updated = IW_QUAL_LEVEL_UPDATED | |
3399 | | IW_QUAL_QUAL_UPDATED | |
3400 | | IW_QUAL_DBM; | |
3401 | /* Update spy records */ | |
3402 | wireless_spy_update(ai->dev, sa, &wstats); | |
3403 | } | |
3404 | #endif /* WIRELESS_SPY */ | |
3405 | ||
3406 | done: | |
3407 | OUT4500(ai, EVACK, EV_RX); | |
3408 | ||
3409 | if (success) { | |
3410 | if (test_bit(FLAG_802_11, &ai->flags)) { | |
3411 | skb_reset_mac_header(skb); | |
3412 | skb->pkt_type = PACKET_OTHERHOST; | |
3413 | skb->dev = ai->wifidev; | |
3414 | skb->protocol = htons(ETH_P_802_2); | |
3415 | } else | |
3416 | skb->protocol = eth_type_trans(skb, ai->dev); | |
3417 | skb->ip_summed = CHECKSUM_NONE; | |
3418 | ||
3419 | netif_rx(skb); | |
3420 | } | |
3421 | } | |
3422 | ||
3423 | static void airo_handle_tx(struct airo_info *ai, u16 status) | |
3424 | { | |
3425 | int i, len = 0, index = -1; | |
1da177e4 | 3426 | u16 fid; |
f55d4517 DW |
3427 | |
3428 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
3429 | unsigned long flags; | |
3430 | ||
3431 | if (status & EV_TXEXC) | |
3432 | get_tx_error(ai, -1); | |
3433 | ||
3434 | spin_lock_irqsave(&ai->aux_lock, flags); | |
3435 | if (!skb_queue_empty(&ai->txq)) { | |
3436 | spin_unlock_irqrestore(&ai->aux_lock,flags); | |
3437 | mpi_send_packet(ai->dev); | |
3438 | } else { | |
3439 | clear_bit(FLAG_PENDING_XMIT, &ai->flags); | |
3440 | spin_unlock_irqrestore(&ai->aux_lock,flags); | |
3441 | netif_wake_queue(ai->dev); | |
3442 | } | |
3443 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC)); | |
3444 | return; | |
3445 | } | |
3446 | ||
3447 | fid = IN4500(ai, TXCOMPLFID); | |
3448 | ||
3449 | for(i = 0; i < MAX_FIDS; i++) { | |
3450 | if ((ai->fids[i] & 0xffff) == fid) { | |
3451 | len = ai->fids[i] >> 16; | |
3452 | index = i; | |
3453 | } | |
3454 | } | |
3455 | ||
3456 | if (index != -1) { | |
3457 | if (status & EV_TXEXC) | |
3458 | get_tx_error(ai, index); | |
3459 | ||
3460 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXEXC)); | |
3461 | ||
3462 | /* Set up to be used again */ | |
3463 | ai->fids[index] &= 0xffff; | |
3464 | if (index < MAX_FIDS / 2) { | |
3465 | if (!test_bit(FLAG_PENDING_XMIT, &ai->flags)) | |
3466 | netif_wake_queue(ai->dev); | |
3467 | } else { | |
3468 | if (!test_bit(FLAG_PENDING_XMIT11, &ai->flags)) | |
3469 | netif_wake_queue(ai->wifidev); | |
3470 | } | |
3471 | } else { | |
3472 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC)); | |
3473 | airo_print_err(ai->dev->name, "Unallocated FID was used to xmit"); | |
3474 | } | |
3475 | } | |
3476 | ||
3477 | static irqreturn_t airo_interrupt(int irq, void *dev_id) | |
3478 | { | |
3479 | struct net_device *dev = dev_id; | |
3480 | u16 status, savedInterrupts = 0; | |
3481 | struct airo_info *ai = dev->ml_priv; | |
1da177e4 LT |
3482 | int handled = 0; |
3483 | ||
3484 | if (!netif_device_present(dev)) | |
3485 | return IRQ_NONE; | |
3486 | ||
3487 | for (;;) { | |
f55d4517 DW |
3488 | status = IN4500(ai, EVSTAT); |
3489 | if (!(status & STATUS_INTS) || (status == 0xffff)) | |
3490 | break; | |
1da177e4 LT |
3491 | |
3492 | handled = 1; | |
3493 | ||
f55d4517 DW |
3494 | if (status & EV_AWAKE) { |
3495 | OUT4500(ai, EVACK, EV_AWAKE); | |
3496 | OUT4500(ai, EVACK, EV_AWAKE); | |
1da177e4 LT |
3497 | } |
3498 | ||
3499 | if (!savedInterrupts) { | |
f55d4517 DW |
3500 | savedInterrupts = IN4500(ai, EVINTEN); |
3501 | OUT4500(ai, EVINTEN, 0); | |
1da177e4 LT |
3502 | } |
3503 | ||
f55d4517 DW |
3504 | if (status & EV_MIC) { |
3505 | OUT4500(ai, EVACK, EV_MIC); | |
3506 | airo_handle_cisco_mic(ai); | |
1da177e4 | 3507 | } |
1da177e4 | 3508 | |
f55d4517 DW |
3509 | if (status & EV_LINK) { |
3510 | /* Link status changed */ | |
3511 | airo_handle_link(ai); | |
1da177e4 LT |
3512 | } |
3513 | ||
3514 | /* Check to see if there is something to receive */ | |
f55d4517 DW |
3515 | if (status & EV_RX) |
3516 | airo_handle_rx(ai); | |
1da177e4 LT |
3517 | |
3518 | /* Check to see if a packet has been transmitted */ | |
f55d4517 DW |
3519 | if (status & (EV_TX | EV_TXCPY | EV_TXEXC)) |
3520 | airo_handle_tx(ai, status); | |
1da177e4 | 3521 | |
f55d4517 DW |
3522 | if ( status & ~STATUS_INTS & ~IGNORE_INTS ) { |
3523 | airo_print_warn(ai->dev->name, "Got weird status %x", | |
1da177e4 | 3524 | status & ~STATUS_INTS & ~IGNORE_INTS ); |
f55d4517 | 3525 | } |
1da177e4 LT |
3526 | } |
3527 | ||
3528 | if (savedInterrupts) | |
f55d4517 | 3529 | OUT4500(ai, EVINTEN, savedInterrupts); |
1da177e4 | 3530 | |
1da177e4 LT |
3531 | return IRQ_RETVAL(handled); |
3532 | } | |
3533 | ||
3534 | /* | |
3535 | * Routines to talk to the card | |
3536 | */ | |
3537 | ||
3538 | /* | |
3539 | * This was originally written for the 4500, hence the name | |
3540 | * NOTE: If use with 8bit mode and SMP bad things will happen! | |
3541 | * Why would some one do 8 bit IO in an SMP machine?!? | |
3542 | */ | |
3543 | static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) { | |
3544 | if (test_bit(FLAG_MPI,&ai->flags)) | |
3545 | reg <<= 1; | |
3546 | if ( !do8bitIO ) | |
3547 | outw( val, ai->dev->base_addr + reg ); | |
3548 | else { | |
3549 | outb( val & 0xff, ai->dev->base_addr + reg ); | |
3550 | outb( val >> 8, ai->dev->base_addr + reg + 1 ); | |
3551 | } | |
3552 | } | |
3553 | ||
3554 | static u16 IN4500( struct airo_info *ai, u16 reg ) { | |
3555 | unsigned short rc; | |
3556 | ||
3557 | if (test_bit(FLAG_MPI,&ai->flags)) | |
3558 | reg <<= 1; | |
3559 | if ( !do8bitIO ) | |
3560 | rc = inw( ai->dev->base_addr + reg ); | |
3561 | else { | |
3562 | rc = inb( ai->dev->base_addr + reg ); | |
3563 | rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8; | |
3564 | } | |
3565 | return rc; | |
3566 | } | |
3567 | ||
175ec1a1 MS |
3568 | static int enable_MAC(struct airo_info *ai, int lock) |
3569 | { | |
1da177e4 | 3570 | int rc; |
175ec1a1 MS |
3571 | Cmd cmd; |
3572 | Resp rsp; | |
1da177e4 LT |
3573 | |
3574 | /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions | |
3575 | * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down" | |
3576 | * Note : we could try to use !netif_running(dev) in enable_MAC() | |
3577 | * instead of this flag, but I don't trust it *within* the | |
3578 | * open/close functions, and testing both flags together is | |
3579 | * "cheaper" - Jean II */ | |
3580 | if (ai->flags & FLAG_RADIO_MASK) return SUCCESS; | |
3581 | ||
3582 | if (lock && down_interruptible(&ai->sem)) | |
3583 | return -ERESTARTSYS; | |
3584 | ||
3585 | if (!test_bit(FLAG_ENABLED, &ai->flags)) { | |
3586 | memset(&cmd, 0, sizeof(cmd)); | |
3587 | cmd.cmd = MAC_ENABLE; | |
175ec1a1 | 3588 | rc = issuecommand(ai, &cmd, &rsp); |
1da177e4 LT |
3589 | if (rc == SUCCESS) |
3590 | set_bit(FLAG_ENABLED, &ai->flags); | |
3591 | } else | |
3592 | rc = SUCCESS; | |
3593 | ||
3594 | if (lock) | |
3595 | up(&ai->sem); | |
3596 | ||
3597 | if (rc) | |
175ec1a1 MS |
3598 | airo_print_err(ai->dev->name, "Cannot enable MAC"); |
3599 | else if ((rsp.status & 0xFF00) != 0) { | |
3600 | airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, " | |
3601 | "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2); | |
3602 | rc = ERROR; | |
3603 | } | |
1da177e4 LT |
3604 | return rc; |
3605 | } | |
3606 | ||
3607 | static void disable_MAC( struct airo_info *ai, int lock ) { | |
3608 | Cmd cmd; | |
3609 | Resp rsp; | |
3610 | ||
3611 | if (lock && down_interruptible(&ai->sem)) | |
3612 | return; | |
3613 | ||
3614 | if (test_bit(FLAG_ENABLED, &ai->flags)) { | |
3615 | memset(&cmd, 0, sizeof(cmd)); | |
3616 | cmd.cmd = MAC_DISABLE; // disable in case already enabled | |
3617 | issuecommand(ai, &cmd, &rsp); | |
3618 | clear_bit(FLAG_ENABLED, &ai->flags); | |
3619 | } | |
3620 | if (lock) | |
3621 | up(&ai->sem); | |
3622 | } | |
3623 | ||
3624 | static void enable_interrupts( struct airo_info *ai ) { | |
3625 | /* Enable the interrupts */ | |
3626 | OUT4500( ai, EVINTEN, STATUS_INTS ); | |
3627 | } | |
3628 | ||
3629 | static void disable_interrupts( struct airo_info *ai ) { | |
3630 | OUT4500( ai, EVINTEN, 0 ); | |
3631 | } | |
3632 | ||
3633 | static void mpi_receive_802_3(struct airo_info *ai) | |
3634 | { | |
3635 | RxFid rxd; | |
3636 | int len = 0; | |
3637 | struct sk_buff *skb; | |
3638 | char *buffer; | |
1da177e4 LT |
3639 | int off = 0; |
3640 | MICBuffer micbuf; | |
1da177e4 LT |
3641 | |
3642 | memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd)); | |
3643 | /* Make sure we got something */ | |
3644 | if (rxd.rdy && rxd.valid == 0) { | |
3645 | len = rxd.len + 12; | |
3646 | if (len < 12 || len > 2048) | |
3647 | goto badrx; | |
3648 | ||
3649 | skb = dev_alloc_skb(len); | |
3650 | if (!skb) { | |
5d9276da | 3651 | ai->dev->stats.rx_dropped++; |
1da177e4 LT |
3652 | goto badrx; |
3653 | } | |
3654 | buffer = skb_put(skb,len); | |
1da177e4 LT |
3655 | memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2); |
3656 | if (ai->micstats.enabled) { | |
3657 | memcpy(&micbuf, | |
3658 | ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2, | |
3659 | sizeof(micbuf)); | |
3660 | if (ntohs(micbuf.typelen) <= 0x05DC) { | |
3661 | if (len <= sizeof(micbuf) + ETH_ALEN * 2) | |
3662 | goto badmic; | |
3663 | ||
3664 | off = sizeof(micbuf); | |
3665 | skb_trim (skb, len - off); | |
3666 | } | |
3667 | } | |
3668 | memcpy(buffer + ETH_ALEN * 2, | |
3669 | ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off, | |
3670 | len - ETH_ALEN * 2 - off); | |
3671 | if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) { | |
3672 | badmic: | |
3673 | dev_kfree_skb_irq (skb); | |
3674 | goto badrx; | |
3675 | } | |
1da177e4 LT |
3676 | #ifdef WIRELESS_SPY |
3677 | if (ai->spy_data.spy_number > 0) { | |
3678 | char *sa; | |
3679 | struct iw_quality wstats; | |
3680 | /* Prepare spy data : addr + qual */ | |
3681 | sa = buffer + ETH_ALEN; | |
3682 | wstats.qual = 0; /* XXX Where do I get that info from ??? */ | |
3683 | wstats.level = 0; | |
3684 | wstats.updated = 0; | |
3685 | /* Update spy records */ | |
3686 | wireless_spy_update(ai->dev, sa, &wstats); | |
3687 | } | |
3688 | #endif /* WIRELESS_SPY */ | |
3689 | ||
1da177e4 LT |
3690 | skb->ip_summed = CHECKSUM_NONE; |
3691 | skb->protocol = eth_type_trans(skb, ai->dev); | |
1da177e4 LT |
3692 | netif_rx(skb); |
3693 | } | |
3694 | badrx: | |
3695 | if (rxd.valid == 0) { | |
3696 | rxd.valid = 1; | |
3697 | rxd.rdy = 0; | |
3698 | rxd.len = PKTSIZE; | |
3699 | memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd)); | |
3700 | } | |
3701 | } | |
3702 | ||
2ed5ba89 | 3703 | static void mpi_receive_802_11(struct airo_info *ai) |
1da177e4 LT |
3704 | { |
3705 | RxFid rxd; | |
3706 | struct sk_buff *skb = NULL; | |
0300b332 AV |
3707 | u16 len, hdrlen = 0; |
3708 | __le16 fc; | |
f55d4517 | 3709 | struct rx_hdr hdr; |
1da177e4 LT |
3710 | u16 gap; |
3711 | u16 *buffer; | |
f55d4517 | 3712 | char *ptr = ai->rxfids[0].virtual_host_addr + 4; |
1da177e4 LT |
3713 | |
3714 | memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd)); | |
3715 | memcpy ((char *)&hdr, ptr, sizeof(hdr)); | |
3716 | ptr += sizeof(hdr); | |
3717 | /* Bad CRC. Ignore packet */ | |
3718 | if (le16_to_cpu(hdr.status) & 2) | |
3719 | hdr.len = 0; | |
3720 | if (ai->wifidev == NULL) | |
3721 | hdr.len = 0; | |
3722 | len = le16_to_cpu(hdr.len); | |
15db2763 | 3723 | if (len > AIRO_DEF_MTU) { |
934d8bf1 | 3724 | airo_print_err(ai->dev->name, "Bad size %d", len); |
1da177e4 LT |
3725 | goto badrx; |
3726 | } | |
3727 | if (len == 0) | |
3728 | goto badrx; | |
3729 | ||
0300b332 AV |
3730 | fc = get_unaligned((__le16 *)ptr); |
3731 | hdrlen = header_len(fc); | |
1da177e4 LT |
3732 | |
3733 | skb = dev_alloc_skb( len + hdrlen + 2 ); | |
3734 | if ( !skb ) { | |
5d9276da | 3735 | ai->dev->stats.rx_dropped++; |
1da177e4 LT |
3736 | goto badrx; |
3737 | } | |
3738 | buffer = (u16*)skb_put (skb, len + hdrlen); | |
3739 | memcpy ((char *)buffer, ptr, hdrlen); | |
3740 | ptr += hdrlen; | |
3741 | if (hdrlen == 24) | |
3742 | ptr += 6; | |
533dd1b0 | 3743 | gap = get_unaligned_le16(ptr); |
593c2b9c | 3744 | ptr += sizeof(__le16); |
1da177e4 LT |
3745 | if (gap) { |
3746 | if (gap <= 8) | |
3747 | ptr += gap; | |
3748 | else | |
934d8bf1 DW |
3749 | airo_print_err(ai->dev->name, |
3750 | "gaplen too big. Problems will follow..."); | |
1da177e4 LT |
3751 | } |
3752 | memcpy ((char *)buffer + hdrlen, ptr, len); | |
3753 | ptr += len; | |
3754 | #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */ | |
3755 | if (ai->spy_data.spy_number > 0) { | |
3756 | char *sa; | |
3757 | struct iw_quality wstats; | |
3758 | /* Prepare spy data : addr + qual */ | |
3759 | sa = (char*)buffer + 10; | |
3760 | wstats.qual = hdr.rssi[0]; | |
3761 | if (ai->rssi) | |
3762 | wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm; | |
3763 | else | |
3764 | wstats.level = (hdr.rssi[1] + 321) / 2; | |
41480af2 DW |
3765 | wstats.noise = ai->wstats.qual.noise; |
3766 | wstats.updated = IW_QUAL_QUAL_UPDATED | |
3767 | | IW_QUAL_LEVEL_UPDATED | |
ce6623c3 | 3768 | | IW_QUAL_DBM; |
1da177e4 LT |
3769 | /* Update spy records */ |
3770 | wireless_spy_update(ai->dev, sa, &wstats); | |
3771 | } | |
3772 | #endif /* IW_WIRELESS_SPY */ | |
459a98ed | 3773 | skb_reset_mac_header(skb); |
1da177e4 LT |
3774 | skb->pkt_type = PACKET_OTHERHOST; |
3775 | skb->dev = ai->wifidev; | |
3776 | skb->protocol = htons(ETH_P_802_2); | |
1da177e4 LT |
3777 | skb->ip_summed = CHECKSUM_NONE; |
3778 | netif_rx( skb ); | |
f55d4517 | 3779 | |
1da177e4 LT |
3780 | badrx: |
3781 | if (rxd.valid == 0) { | |
3782 | rxd.valid = 1; | |
3783 | rxd.rdy = 0; | |
3784 | rxd.len = PKTSIZE; | |
3785 | memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd)); | |
3786 | } | |
3787 | } | |
3788 | ||
3789 | static u16 setup_card(struct airo_info *ai, u8 *mac, int lock) | |
3790 | { | |
3791 | Cmd cmd; | |
3792 | Resp rsp; | |
3793 | int status; | |
1da177e4 | 3794 | SsidRid mySsid; |
4293ea33 | 3795 | __le16 lastindex; |
1da177e4 LT |
3796 | WepKeyRid wkr; |
3797 | int rc; | |
3798 | ||
3799 | memset( &mySsid, 0, sizeof( mySsid ) ); | |
b4558ea9 JJ |
3800 | kfree (ai->flash); |
3801 | ai->flash = NULL; | |
1da177e4 LT |
3802 | |
3803 | /* The NOP is the first step in getting the card going */ | |
3804 | cmd.cmd = NOP; | |
3805 | cmd.parm0 = cmd.parm1 = cmd.parm2 = 0; | |
3806 | if (lock && down_interruptible(&ai->sem)) | |
3807 | return ERROR; | |
3808 | if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) { | |
3809 | if (lock) | |
3810 | up(&ai->sem); | |
3811 | return ERROR; | |
3812 | } | |
3813 | disable_MAC( ai, 0); | |
3814 | ||
3815 | // Let's figure out if we need to use the AUX port | |
3816 | if (!test_bit(FLAG_MPI,&ai->flags)) { | |
3817 | cmd.cmd = CMD_ENABLEAUX; | |
3818 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) { | |
3819 | if (lock) | |
3820 | up(&ai->sem); | |
934d8bf1 | 3821 | airo_print_err(ai->dev->name, "Error checking for AUX port"); |
1da177e4 LT |
3822 | return ERROR; |
3823 | } | |
3824 | if (!aux_bap || rsp.status & 0xff00) { | |
3825 | ai->bap_read = fast_bap_read; | |
934d8bf1 | 3826 | airo_print_dbg(ai->dev->name, "Doing fast bap_reads"); |
1da177e4 LT |
3827 | } else { |
3828 | ai->bap_read = aux_bap_read; | |
934d8bf1 | 3829 | airo_print_dbg(ai->dev->name, "Doing AUX bap_reads"); |
1da177e4 LT |
3830 | } |
3831 | } | |
3832 | if (lock) | |
3833 | up(&ai->sem); | |
3834 | if (ai->config.len == 0) { | |
49c4a5dc | 3835 | int i; |
1da177e4 LT |
3836 | tdsRssiRid rssi_rid; |
3837 | CapabilityRid cap_rid; | |
3838 | ||
b4558ea9 JJ |
3839 | kfree(ai->APList); |
3840 | ai->APList = NULL; | |
3841 | kfree(ai->SSID); | |
3842 | ai->SSID = NULL; | |
1da177e4 LT |
3843 | // general configuration (read/modify/write) |
3844 | status = readConfigRid(ai, lock); | |
3845 | if ( status != SUCCESS ) return ERROR; | |
3846 | ||
3847 | status = readCapabilityRid(ai, &cap_rid, lock); | |
3848 | if ( status != SUCCESS ) return ERROR; | |
3849 | ||
3850 | status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock); | |
3851 | if ( status == SUCCESS ) { | |
3852 | if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL) | |
41480af2 | 3853 | memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */ |
1da177e4 LT |
3854 | } |
3855 | else { | |
b4558ea9 JJ |
3856 | kfree(ai->rssi); |
3857 | ai->rssi = NULL; | |
56d81bd3 | 3858 | if (cap_rid.softCap & cpu_to_le16(8)) |
1da177e4 LT |
3859 | ai->config.rmode |= RXMODE_NORMALIZED_RSSI; |
3860 | else | |
934d8bf1 DW |
3861 | airo_print_warn(ai->dev->name, "unknown received signal " |
3862 | "level scale"); | |
1da177e4 LT |
3863 | } |
3864 | ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS; | |
3865 | ai->config.authType = AUTH_OPEN; | |
3866 | ai->config.modulation = MOD_CCK; | |
3867 | ||
56d81bd3 | 3868 | if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) && |
15617858 | 3869 | (cap_rid.extSoftCap & cpu_to_le16(1)) && |
56d81bd3 | 3870 | micsetup(ai) == SUCCESS) { |
1da177e4 LT |
3871 | ai->config.opmode |= MODE_MIC; |
3872 | set_bit(FLAG_MIC_CAPABLE, &ai->flags); | |
3873 | } | |
1da177e4 LT |
3874 | |
3875 | /* Save off the MAC */ | |
3876 | for( i = 0; i < ETH_ALEN; i++ ) { | |
3877 | mac[i] = ai->config.macAddr[i]; | |
3878 | } | |
3879 | ||
3880 | /* Check to see if there are any insmod configured | |
3881 | rates to add */ | |
3882 | if ( rates[0] ) { | |
1da177e4 LT |
3883 | memset(ai->config.rates,0,sizeof(ai->config.rates)); |
3884 | for( i = 0; i < 8 && rates[i]; i++ ) { | |
3885 | ai->config.rates[i] = rates[i]; | |
3886 | } | |
3887 | } | |
1da177e4 LT |
3888 | set_bit (FLAG_COMMIT, &ai->flags); |
3889 | } | |
3890 | ||
3891 | /* Setup the SSIDs if present */ | |
3892 | if ( ssids[0] ) { | |
3893 | int i; | |
3894 | for( i = 0; i < 3 && ssids[i]; i++ ) { | |
0dd2212f AV |
3895 | size_t len = strlen(ssids[i]); |
3896 | if (len > 32) | |
3897 | len = 32; | |
3898 | mySsid.ssids[i].len = cpu_to_le16(len); | |
3899 | memcpy(mySsid.ssids[i].ssid, ssids[i], len); | |
1da177e4 | 3900 | } |
0dd2212f | 3901 | mySsid.len = cpu_to_le16(sizeof(mySsid)); |
1da177e4 LT |
3902 | } |
3903 | ||
3904 | status = writeConfigRid(ai, lock); | |
3905 | if ( status != SUCCESS ) return ERROR; | |
3906 | ||
3907 | /* Set up the SSID list */ | |
3908 | if ( ssids[0] ) { | |
3909 | status = writeSsidRid(ai, &mySsid, lock); | |
3910 | if ( status != SUCCESS ) return ERROR; | |
3911 | } | |
3912 | ||
175ec1a1 MS |
3913 | status = enable_MAC(ai, lock); |
3914 | if (status != SUCCESS) | |
1da177e4 | 3915 | return ERROR; |
1da177e4 LT |
3916 | |
3917 | /* Grab the initial wep key, we gotta save it for auto_wep */ | |
3918 | rc = readWepKeyRid(ai, &wkr, 1, lock); | |
3919 | if (rc == SUCCESS) do { | |
3920 | lastindex = wkr.kindex; | |
4293ea33 | 3921 | if (wkr.kindex == cpu_to_le16(0xffff)) { |
1da177e4 LT |
3922 | ai->defindex = wkr.mac[0]; |
3923 | } | |
3924 | rc = readWepKeyRid(ai, &wkr, 0, lock); | |
3925 | } while(lastindex != wkr.kindex); | |
3926 | ||
1c2b7db8 | 3927 | try_auto_wep(ai); |
1da177e4 LT |
3928 | |
3929 | return SUCCESS; | |
3930 | } | |
3931 | ||
3932 | static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) { | |
3933 | // Im really paranoid about letting it run forever! | |
3934 | int max_tries = 600000; | |
3935 | ||
3936 | if (IN4500(ai, EVSTAT) & EV_CMD) | |
3937 | OUT4500(ai, EVACK, EV_CMD); | |
3938 | ||
3939 | OUT4500(ai, PARAM0, pCmd->parm0); | |
3940 | OUT4500(ai, PARAM1, pCmd->parm1); | |
3941 | OUT4500(ai, PARAM2, pCmd->parm2); | |
3942 | OUT4500(ai, COMMAND, pCmd->cmd); | |
3943 | ||
3944 | while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) { | |
3945 | if ((IN4500(ai, COMMAND)) == pCmd->cmd) | |
3946 | // PC4500 didn't notice command, try again | |
3947 | OUT4500(ai, COMMAND, pCmd->cmd); | |
3948 | if (!in_atomic() && (max_tries & 255) == 0) | |
3949 | schedule(); | |
3950 | } | |
3951 | ||
3952 | if ( max_tries == -1 ) { | |
934d8bf1 | 3953 | airo_print_err(ai->dev->name, |
25985edc | 3954 | "Max tries exceeded when issuing command"); |
1da177e4 LT |
3955 | if (IN4500(ai, COMMAND) & COMMAND_BUSY) |
3956 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); | |
3957 | return ERROR; | |
3958 | } | |
3959 | ||
3960 | // command completed | |
3961 | pRsp->status = IN4500(ai, STATUS); | |
3962 | pRsp->rsp0 = IN4500(ai, RESP0); | |
3963 | pRsp->rsp1 = IN4500(ai, RESP1); | |
3964 | pRsp->rsp2 = IN4500(ai, RESP2); | |
13dca9b8 RS |
3965 | if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET) |
3966 | airo_print_err(ai->dev->name, | |
3967 | "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x", | |
3968 | pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1, | |
3969 | pRsp->rsp2); | |
1da177e4 LT |
3970 | |
3971 | // clear stuck command busy if necessary | |
3972 | if (IN4500(ai, COMMAND) & COMMAND_BUSY) { | |
3973 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); | |
3974 | } | |
3975 | // acknowledge processing the status/response | |
3976 | OUT4500(ai, EVACK, EV_CMD); | |
3977 | ||
3978 | return SUCCESS; | |
3979 | } | |
3980 | ||
3981 | /* Sets up the bap to start exchange data. whichbap should | |
3982 | * be one of the BAP0 or BAP1 defines. Locks should be held before | |
3983 | * calling! */ | |
3984 | static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap ) | |
3985 | { | |
3986 | int timeout = 50; | |
3987 | int max_tries = 3; | |
3988 | ||
3989 | OUT4500(ai, SELECT0+whichbap, rid); | |
3990 | OUT4500(ai, OFFSET0+whichbap, offset); | |
3991 | while (1) { | |
3992 | int status = IN4500(ai, OFFSET0+whichbap); | |
3993 | if (status & BAP_BUSY) { | |
3994 | /* This isn't really a timeout, but its kinda | |
3995 | close */ | |
3996 | if (timeout--) { | |
3997 | continue; | |
3998 | } | |
3999 | } else if ( status & BAP_ERR ) { | |
4000 | /* invalid rid or offset */ | |
934d8bf1 | 4001 | airo_print_err(ai->dev->name, "BAP error %x %d", |
1da177e4 LT |
4002 | status, whichbap ); |
4003 | return ERROR; | |
4004 | } else if (status & BAP_DONE) { // success | |
4005 | return SUCCESS; | |
4006 | } | |
4007 | if ( !(max_tries--) ) { | |
934d8bf1 | 4008 | airo_print_err(ai->dev->name, |
1138c37b | 4009 | "BAP setup error too many retries\n"); |
1da177e4 LT |
4010 | return ERROR; |
4011 | } | |
4012 | // -- PC4500 missed it, try again | |
4013 | OUT4500(ai, SELECT0+whichbap, rid); | |
4014 | OUT4500(ai, OFFSET0+whichbap, offset); | |
4015 | timeout = 50; | |
4016 | } | |
4017 | } | |
4018 | ||
4019 | /* should only be called by aux_bap_read. This aux function and the | |
4020 | following use concepts not documented in the developers guide. I | |
4021 | got them from a patch given to my by Aironet */ | |
4022 | static u16 aux_setup(struct airo_info *ai, u16 page, | |
4023 | u16 offset, u16 *len) | |
4024 | { | |
4025 | u16 next; | |
4026 | ||
4027 | OUT4500(ai, AUXPAGE, page); | |
4028 | OUT4500(ai, AUXOFF, 0); | |
4029 | next = IN4500(ai, AUXDATA); | |
4030 | *len = IN4500(ai, AUXDATA)&0xff; | |
4031 | if (offset != 4) OUT4500(ai, AUXOFF, offset); | |
4032 | return next; | |
4033 | } | |
4034 | ||
4035 | /* requires call to bap_setup() first */ | |
b8c06bc1 | 4036 | static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst, |
1da177e4 LT |
4037 | int bytelen, int whichbap) |
4038 | { | |
4039 | u16 len; | |
4040 | u16 page; | |
4041 | u16 offset; | |
4042 | u16 next; | |
4043 | int words; | |
4044 | int i; | |
4045 | unsigned long flags; | |
4046 | ||
4047 | spin_lock_irqsave(&ai->aux_lock, flags); | |
4048 | page = IN4500(ai, SWS0+whichbap); | |
4049 | offset = IN4500(ai, SWS2+whichbap); | |
4050 | next = aux_setup(ai, page, offset, &len); | |
4051 | words = (bytelen+1)>>1; | |
4052 | ||
4053 | for (i=0; i<words;) { | |
4054 | int count; | |
4055 | count = (len>>1) < (words-i) ? (len>>1) : (words-i); | |
4056 | if ( !do8bitIO ) | |
4057 | insw( ai->dev->base_addr+DATA0+whichbap, | |
4058 | pu16Dst+i,count ); | |
4059 | else | |
4060 | insb( ai->dev->base_addr+DATA0+whichbap, | |
4061 | pu16Dst+i, count << 1 ); | |
4062 | i += count; | |
4063 | if (i<words) { | |
4064 | next = aux_setup(ai, next, 4, &len); | |
4065 | } | |
4066 | } | |
4067 | spin_unlock_irqrestore(&ai->aux_lock, flags); | |
4068 | return SUCCESS; | |
4069 | } | |
4070 | ||
4071 | ||
4072 | /* requires call to bap_setup() first */ | |
b8c06bc1 | 4073 | static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst, |
1da177e4 LT |
4074 | int bytelen, int whichbap) |
4075 | { | |
4076 | bytelen = (bytelen + 1) & (~1); // round up to even value | |
4077 | if ( !do8bitIO ) | |
4078 | insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 ); | |
4079 | else | |
4080 | insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen ); | |
4081 | return SUCCESS; | |
4082 | } | |
4083 | ||
4084 | /* requires call to bap_setup() first */ | |
b8c06bc1 | 4085 | static int bap_write(struct airo_info *ai, const __le16 *pu16Src, |
1da177e4 LT |
4086 | int bytelen, int whichbap) |
4087 | { | |
4088 | bytelen = (bytelen + 1) & (~1); // round up to even value | |
4089 | if ( !do8bitIO ) | |
4090 | outsw( ai->dev->base_addr+DATA0+whichbap, | |
4091 | pu16Src, bytelen>>1 ); | |
4092 | else | |
4093 | outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen ); | |
4094 | return SUCCESS; | |
4095 | } | |
4096 | ||
4097 | static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd) | |
4098 | { | |
4099 | Cmd cmd; /* for issuing commands */ | |
4100 | Resp rsp; /* response from commands */ | |
4101 | u16 status; | |
4102 | ||
4103 | memset(&cmd, 0, sizeof(cmd)); | |
4104 | cmd.cmd = accmd; | |
4105 | cmd.parm0 = rid; | |
4106 | status = issuecommand(ai, &cmd, &rsp); | |
4107 | if (status != 0) return status; | |
4108 | if ( (rsp.status & 0x7F00) != 0) { | |
4109 | return (accmd << 8) + (rsp.rsp0 & 0xFF); | |
4110 | } | |
4111 | return 0; | |
4112 | } | |
4113 | ||
4114 | /* Note, that we are using BAP1 which is also used by transmit, so | |
4115 | * we must get a lock. */ | |
4116 | static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock) | |
4117 | { | |
4118 | u16 status; | |
4119 | int rc = SUCCESS; | |
4120 | ||
4121 | if (lock) { | |
4122 | if (down_interruptible(&ai->sem)) | |
4123 | return ERROR; | |
4124 | } | |
4125 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
4126 | Cmd cmd; | |
4127 | Resp rsp; | |
4128 | ||
4129 | memset(&cmd, 0, sizeof(cmd)); | |
4130 | memset(&rsp, 0, sizeof(rsp)); | |
4131 | ai->config_desc.rid_desc.valid = 1; | |
4132 | ai->config_desc.rid_desc.len = RIDSIZE; | |
4133 | ai->config_desc.rid_desc.rid = 0; | |
4134 | ai->config_desc.rid_desc.host_addr = ai->ridbus; | |
4135 | ||
4136 | cmd.cmd = CMD_ACCESS; | |
4137 | cmd.parm0 = rid; | |
4138 | ||
4139 | memcpy_toio(ai->config_desc.card_ram_off, | |
4140 | &ai->config_desc.rid_desc, sizeof(Rid)); | |
4141 | ||
4142 | rc = issuecommand(ai, &cmd, &rsp); | |
4143 | ||
4144 | if (rsp.status & 0x7f00) | |
4145 | rc = rsp.rsp0; | |
4146 | if (!rc) | |
4147 | memcpy(pBuf, ai->config_desc.virtual_host_addr, len); | |
4148 | goto done; | |
4149 | } else { | |
4150 | if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) { | |
4151 | rc = status; | |
4152 | goto done; | |
4153 | } | |
4154 | if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) { | |
4155 | rc = ERROR; | |
4156 | goto done; | |
4157 | } | |
4158 | // read the rid length field | |
4159 | bap_read(ai, pBuf, 2, BAP1); | |
4160 | // length for remaining part of rid | |
593c2b9c | 4161 | len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2; |
1da177e4 LT |
4162 | |
4163 | if ( len <= 2 ) { | |
934d8bf1 DW |
4164 | airo_print_err(ai->dev->name, |
4165 | "Rid %x has a length of %d which is too short", | |
1da177e4 LT |
4166 | (int)rid, (int)len ); |
4167 | rc = ERROR; | |
4168 | goto done; | |
4169 | } | |
4170 | // read remainder of the rid | |
b8c06bc1 | 4171 | rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1); |
1da177e4 LT |
4172 | } |
4173 | done: | |
4174 | if (lock) | |
4175 | up(&ai->sem); | |
4176 | return rc; | |
4177 | } | |
4178 | ||
4179 | /* Note, that we are using BAP1 which is also used by transmit, so | |
25985edc | 4180 | * make sure this isn't called when a transmit is happening */ |
1da177e4 LT |
4181 | static int PC4500_writerid(struct airo_info *ai, u16 rid, |
4182 | const void *pBuf, int len, int lock) | |
4183 | { | |
4184 | u16 status; | |
4185 | int rc = SUCCESS; | |
4186 | ||
593c2b9c | 4187 | *(__le16*)pBuf = cpu_to_le16((u16)len); |
1da177e4 LT |
4188 | |
4189 | if (lock) { | |
4190 | if (down_interruptible(&ai->sem)) | |
4191 | return ERROR; | |
4192 | } | |
4193 | if (test_bit(FLAG_MPI,&ai->flags)) { | |
4194 | Cmd cmd; | |
4195 | Resp rsp; | |
4196 | ||
f89b2321 | 4197 | if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid)) |
934d8bf1 DW |
4198 | airo_print_err(ai->dev->name, |
4199 | "%s: MAC should be disabled (rid=%04x)", | |
c94c93da | 4200 | __func__, rid); |
1da177e4 LT |
4201 | memset(&cmd, 0, sizeof(cmd)); |
4202 | memset(&rsp, 0, sizeof(rsp)); | |
4203 | ||
4204 | ai->config_desc.rid_desc.valid = 1; | |
4205 | ai->config_desc.rid_desc.len = *((u16 *)pBuf); | |
4206 | ai->config_desc.rid_desc.rid = 0; | |
4207 | ||
4208 | cmd.cmd = CMD_WRITERID; | |
4209 | cmd.parm0 = rid; | |
4210 | ||
4211 | memcpy_toio(ai->config_desc.card_ram_off, | |
4212 | &ai->config_desc.rid_desc, sizeof(Rid)); | |
4213 | ||
4214 | if (len < 4 || len > 2047) { | |
c94c93da | 4215 | airo_print_err(ai->dev->name, "%s: len=%d", __func__, len); |
1da177e4 LT |
4216 | rc = -1; |
4217 | } else { | |
2c208890 | 4218 | memcpy(ai->config_desc.virtual_host_addr, |
1da177e4 LT |
4219 | pBuf, len); |
4220 | ||
4221 | rc = issuecommand(ai, &cmd, &rsp); | |
4222 | if ((rc & 0xff00) != 0) { | |
934d8bf1 | 4223 | airo_print_err(ai->dev->name, "%s: Write rid Error %d", |
c94c93da | 4224 | __func__, rc); |
934d8bf1 | 4225 | airo_print_err(ai->dev->name, "%s: Cmd=%04x", |
c94c93da | 4226 | __func__, cmd.cmd); |
1da177e4 LT |
4227 | } |
4228 | ||
4229 | if ((rsp.status & 0x7f00)) | |
4230 | rc = rsp.rsp0; | |
4231 | } | |
4232 | } else { | |
4233 | // --- first access so that we can write the rid data | |
4234 | if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) { | |
4235 | rc = status; | |
4236 | goto done; | |
4237 | } | |
4238 | // --- now write the rid data | |
4239 | if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) { | |
4240 | rc = ERROR; | |
4241 | goto done; | |
4242 | } | |
4243 | bap_write(ai, pBuf, len, BAP1); | |
4244 | // ---now commit the rid data | |
4245 | rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS); | |
4246 | } | |
4247 | done: | |
4248 | if (lock) | |
4249 | up(&ai->sem); | |
4250 | return rc; | |
4251 | } | |
4252 | ||
4253 | /* Allocates a FID to be used for transmitting packets. We only use | |
4254 | one for now. */ | |
4255 | static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw) | |
4256 | { | |
4257 | unsigned int loop = 3000; | |
4258 | Cmd cmd; | |
4259 | Resp rsp; | |
4260 | u16 txFid; | |
593c2b9c | 4261 | __le16 txControl; |
1da177e4 LT |
4262 | |
4263 | cmd.cmd = CMD_ALLOCATETX; | |
4264 | cmd.parm0 = lenPayload; | |
4265 | if (down_interruptible(&ai->sem)) | |
4266 | return ERROR; | |
4267 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) { | |
4268 | txFid = ERROR; | |
4269 | goto done; | |
4270 | } | |
4271 | if ( (rsp.status & 0xFF00) != 0) { | |
4272 | txFid = ERROR; | |
4273 | goto done; | |
4274 | } | |
4275 | /* wait for the allocate event/indication | |
4276 | * It makes me kind of nervous that this can just sit here and spin, | |
4277 | * but in practice it only loops like four times. */ | |
4278 | while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop); | |
4279 | if (!loop) { | |
4280 | txFid = ERROR; | |
4281 | goto done; | |
4282 | } | |
4283 | ||
4284 | // get the allocated fid and acknowledge | |
4285 | txFid = IN4500(ai, TXALLOCFID); | |
4286 | OUT4500(ai, EVACK, EV_ALLOC); | |
4287 | ||
4288 | /* The CARD is pretty cool since it converts the ethernet packet | |
4289 | * into 802.11. Also note that we don't release the FID since we | |
4290 | * will be using the same one over and over again. */ | |
4291 | /* We only have to setup the control once since we are not | |
4292 | * releasing the fid. */ | |
4293 | if (raw) | |
4294 | txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11 | |
4295 | | TXCTL_ETHERNET | TXCTL_NORELEASE); | |
4296 | else | |
4297 | txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3 | |
4298 | | TXCTL_ETHERNET | TXCTL_NORELEASE); | |
4299 | if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS) | |
4300 | txFid = ERROR; | |
4301 | else | |
4302 | bap_write(ai, &txControl, sizeof(txControl), BAP1); | |
4303 | ||
4304 | done: | |
4305 | up(&ai->sem); | |
4306 | ||
4307 | return txFid; | |
4308 | } | |
4309 | ||
4310 | /* In general BAP1 is dedicated to transmiting packets. However, | |
4311 | since we need a BAP when accessing RIDs, we also use BAP1 for that. | |
4312 | Make sure the BAP1 spinlock is held when this is called. */ | |
4313 | static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket) | |
4314 | { | |
593c2b9c | 4315 | __le16 payloadLen; |
1da177e4 LT |
4316 | Cmd cmd; |
4317 | Resp rsp; | |
4318 | int miclen = 0; | |
4319 | u16 txFid = len; | |
4320 | MICBuffer pMic; | |
4321 | ||
4322 | len >>= 16; | |
4323 | ||
4324 | if (len <= ETH_ALEN * 2) { | |
934d8bf1 | 4325 | airo_print_warn(ai->dev->name, "Short packet %d", len); |
1da177e4 LT |
4326 | return ERROR; |
4327 | } | |
4328 | len -= ETH_ALEN * 2; | |
4329 | ||
1da177e4 | 4330 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled && |
593c2b9c | 4331 | (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) { |
1da177e4 LT |
4332 | if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS) |
4333 | return ERROR; | |
4334 | miclen = sizeof(pMic); | |
4335 | } | |
1da177e4 LT |
4336 | // packet is destination[6], source[6], payload[len-12] |
4337 | // write the payload length and dst/src/payload | |
4338 | if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR; | |
4339 | /* The hardware addresses aren't counted as part of the payload, so | |
4340 | * we have to subtract the 12 bytes for the addresses off */ | |
4341 | payloadLen = cpu_to_le16(len + miclen); | |
4342 | bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1); | |
b8c06bc1 | 4343 | bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1); |
1da177e4 | 4344 | if (miclen) |
b8c06bc1 AV |
4345 | bap_write(ai, (__le16*)&pMic, miclen, BAP1); |
4346 | bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1); | |
1da177e4 LT |
4347 | // issue the transmit command |
4348 | memset( &cmd, 0, sizeof( cmd ) ); | |
4349 | cmd.cmd = CMD_TRANSMIT; | |
4350 | cmd.parm0 = txFid; | |
4351 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR; | |
4352 | if ( (rsp.status & 0xFF00) != 0) return ERROR; | |
4353 | return SUCCESS; | |
4354 | } | |
4355 | ||
4356 | static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket) | |
4357 | { | |
593c2b9c | 4358 | __le16 fc, payloadLen; |
1da177e4 LT |
4359 | Cmd cmd; |
4360 | Resp rsp; | |
4361 | int hdrlen; | |
977b143c AV |
4362 | static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6}; |
4363 | /* padding of header to full size + le16 gaplen (6) + gaplen bytes */ | |
1da177e4 LT |
4364 | u16 txFid = len; |
4365 | len >>= 16; | |
1da177e4 | 4366 | |
0300b332 AV |
4367 | fc = *(__le16*)pPacket; |
4368 | hdrlen = header_len(fc); | |
1da177e4 LT |
4369 | |
4370 | if (len < hdrlen) { | |
934d8bf1 | 4371 | airo_print_warn(ai->dev->name, "Short packet %d", len); |
1da177e4 LT |
4372 | return ERROR; |
4373 | } | |
4374 | ||
4375 | /* packet is 802.11 header + payload | |
4376 | * write the payload length and dst/src/payload */ | |
4377 | if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR; | |
4378 | /* The 802.11 header aren't counted as part of the payload, so | |
4379 | * we have to subtract the header bytes off */ | |
4380 | payloadLen = cpu_to_le16(len-hdrlen); | |
4381 | bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1); | |
4382 | if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR; | |
b8c06bc1 AV |
4383 | bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1); |
4384 | bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1); | |
1da177e4 | 4385 | |
b8c06bc1 | 4386 | bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1); |
1da177e4 LT |
4387 | // issue the transmit command |
4388 | memset( &cmd, 0, sizeof( cmd ) ); | |
4389 | cmd.cmd = CMD_TRANSMIT; | |
4390 | cmd.parm0 = txFid; | |
4391 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR; | |
4392 | if ( (rsp.status & 0xFF00) != 0) return ERROR; | |
4393 | return SUCCESS; | |
4394 | } | |
4395 | ||
4396 | /* | |
4397 | * This is the proc_fs routines. It is a bit messier than I would | |
4398 | * like! Feel free to clean it up! | |
4399 | */ | |
4400 | ||
4401 | static ssize_t proc_read( struct file *file, | |
4402 | char __user *buffer, | |
4403 | size_t len, | |
4404 | loff_t *offset); | |
4405 | ||
4406 | static ssize_t proc_write( struct file *file, | |
4407 | const char __user *buffer, | |
4408 | size_t len, | |
4409 | loff_t *offset ); | |
4410 | static int proc_close( struct inode *inode, struct file *file ); | |
4411 | ||
4412 | static int proc_stats_open( struct inode *inode, struct file *file ); | |
4413 | static int proc_statsdelta_open( struct inode *inode, struct file *file ); | |
4414 | static int proc_status_open( struct inode *inode, struct file *file ); | |
4415 | static int proc_SSID_open( struct inode *inode, struct file *file ); | |
4416 | static int proc_APList_open( struct inode *inode, struct file *file ); | |
4417 | static int proc_BSSList_open( struct inode *inode, struct file *file ); | |
4418 | static int proc_config_open( struct inode *inode, struct file *file ); | |
4419 | static int proc_wepkey_open( struct inode *inode, struct file *file ); | |
4420 | ||
d54b1fdb | 4421 | static const struct file_operations proc_statsdelta_ops = { |
a95609cb | 4422 | .owner = THIS_MODULE, |
1da177e4 LT |
4423 | .read = proc_read, |
4424 | .open = proc_statsdelta_open, | |
6038f373 AB |
4425 | .release = proc_close, |
4426 | .llseek = default_llseek, | |
1da177e4 LT |
4427 | }; |
4428 | ||
d54b1fdb | 4429 | static const struct file_operations proc_stats_ops = { |
a95609cb | 4430 | .owner = THIS_MODULE, |
1da177e4 LT |
4431 | .read = proc_read, |
4432 | .open = proc_stats_open, | |
6038f373 AB |
4433 | .release = proc_close, |
4434 | .llseek = default_llseek, | |
1da177e4 LT |
4435 | }; |
4436 | ||
d54b1fdb | 4437 | static const struct file_operations proc_status_ops = { |
a95609cb | 4438 | .owner = THIS_MODULE, |
1da177e4 LT |
4439 | .read = proc_read, |
4440 | .open = proc_status_open, | |
6038f373 AB |
4441 | .release = proc_close, |
4442 | .llseek = default_llseek, | |
1da177e4 LT |
4443 | }; |
4444 | ||
d54b1fdb | 4445 | static const struct file_operations proc_SSID_ops = { |
a95609cb | 4446 | .owner = THIS_MODULE, |
1da177e4 LT |
4447 | .read = proc_read, |
4448 | .write = proc_write, | |
4449 | .open = proc_SSID_open, | |
6038f373 AB |
4450 | .release = proc_close, |
4451 | .llseek = default_llseek, | |
1da177e4 LT |
4452 | }; |
4453 | ||
d54b1fdb | 4454 | static const struct file_operations proc_BSSList_ops = { |
a95609cb | 4455 | .owner = THIS_MODULE, |
1da177e4 LT |
4456 | .read = proc_read, |
4457 | .write = proc_write, | |
4458 | .open = proc_BSSList_open, | |
6038f373 AB |
4459 | .release = proc_close, |
4460 | .llseek = default_llseek, | |
1da177e4 LT |
4461 | }; |
4462 | ||
d54b1fdb | 4463 | static const struct file_operations proc_APList_ops = { |
a95609cb | 4464 | .owner = THIS_MODULE, |
1da177e4 LT |
4465 | .read = proc_read, |
4466 | .write = proc_write, | |
4467 | .open = proc_APList_open, | |
6038f373 AB |
4468 | .release = proc_close, |
4469 | .llseek = default_llseek, | |
1da177e4 LT |
4470 | }; |
4471 | ||
d54b1fdb | 4472 | static const struct file_operations proc_config_ops = { |
a95609cb | 4473 | .owner = THIS_MODULE, |
1da177e4 LT |
4474 | .read = proc_read, |
4475 | .write = proc_write, | |
4476 | .open = proc_config_open, | |
6038f373 AB |
4477 | .release = proc_close, |
4478 | .llseek = default_llseek, | |
1da177e4 LT |
4479 | }; |
4480 | ||
d54b1fdb | 4481 | static const struct file_operations proc_wepkey_ops = { |
a95609cb | 4482 | .owner = THIS_MODULE, |
1da177e4 LT |
4483 | .read = proc_read, |
4484 | .write = proc_write, | |
4485 | .open = proc_wepkey_open, | |
6038f373 AB |
4486 | .release = proc_close, |
4487 | .llseek = default_llseek, | |
1da177e4 LT |
4488 | }; |
4489 | ||
4490 | static struct proc_dir_entry *airo_entry; | |
4491 | ||
4492 | struct proc_data { | |
4493 | int release_buffer; | |
4494 | int readlen; | |
4495 | char *rbuffer; | |
4496 | int writelen; | |
4497 | int maxwritelen; | |
4498 | char *wbuffer; | |
4499 | void (*on_close) (struct inode *, struct file *); | |
4500 | }; | |
4501 | ||
1da177e4 LT |
4502 | static int setup_proc_entry( struct net_device *dev, |
4503 | struct airo_info *apriv ) { | |
4504 | struct proc_dir_entry *entry; | |
1efa29cd | 4505 | |
1da177e4 LT |
4506 | /* First setup the device directory */ |
4507 | strcpy(apriv->proc_name,dev->name); | |
011159a0 AD |
4508 | apriv->proc_entry = proc_mkdir_mode(apriv->proc_name, airo_perm, |
4509 | airo_entry); | |
431aca5a | 4510 | if (!apriv->proc_entry) |
b25f774d | 4511 | return -ENOMEM; |
271a15ea | 4512 | proc_set_user(apriv->proc_entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4513 | |
4514 | /* Setup the StatsDelta */ | |
011159a0 | 4515 | entry = proc_create_data("StatsDelta", S_IRUGO & proc_perm, |
a95609cb | 4516 | apriv->proc_entry, &proc_statsdelta_ops, dev); |
431aca5a | 4517 | if (!entry) |
b25f774d | 4518 | goto fail; |
271a15ea | 4519 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4520 | |
4521 | /* Setup the Stats */ | |
011159a0 | 4522 | entry = proc_create_data("Stats", S_IRUGO & proc_perm, |
a95609cb | 4523 | apriv->proc_entry, &proc_stats_ops, dev); |
431aca5a | 4524 | if (!entry) |
b25f774d | 4525 | goto fail; |
271a15ea | 4526 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4527 | |
4528 | /* Setup the Status */ | |
011159a0 | 4529 | entry = proc_create_data("Status", S_IRUGO & proc_perm, |
a95609cb | 4530 | apriv->proc_entry, &proc_status_ops, dev); |
431aca5a | 4531 | if (!entry) |
b25f774d | 4532 | goto fail; |
271a15ea | 4533 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4534 | |
4535 | /* Setup the Config */ | |
011159a0 | 4536 | entry = proc_create_data("Config", proc_perm, |
a95609cb | 4537 | apriv->proc_entry, &proc_config_ops, dev); |
431aca5a | 4538 | if (!entry) |
b25f774d | 4539 | goto fail; |
271a15ea | 4540 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4541 | |
4542 | /* Setup the SSID */ | |
011159a0 | 4543 | entry = proc_create_data("SSID", proc_perm, |
a95609cb | 4544 | apriv->proc_entry, &proc_SSID_ops, dev); |
431aca5a | 4545 | if (!entry) |
b25f774d | 4546 | goto fail; |
271a15ea | 4547 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4548 | |
4549 | /* Setup the APList */ | |
011159a0 | 4550 | entry = proc_create_data("APList", proc_perm, |
a95609cb | 4551 | apriv->proc_entry, &proc_APList_ops, dev); |
431aca5a | 4552 | if (!entry) |
b25f774d | 4553 | goto fail; |
271a15ea | 4554 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4555 | |
4556 | /* Setup the BSSList */ | |
011159a0 | 4557 | entry = proc_create_data("BSSList", proc_perm, |
a95609cb | 4558 | apriv->proc_entry, &proc_BSSList_ops, dev); |
431aca5a | 4559 | if (!entry) |
b25f774d | 4560 | goto fail; |
271a15ea | 4561 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 LT |
4562 | |
4563 | /* Setup the WepKey */ | |
011159a0 | 4564 | entry = proc_create_data("WepKey", proc_perm, |
a95609cb | 4565 | apriv->proc_entry, &proc_wepkey_ops, dev); |
431aca5a | 4566 | if (!entry) |
b25f774d | 4567 | goto fail; |
271a15ea | 4568 | proc_set_user(entry, proc_kuid, proc_kgid); |
1da177e4 | 4569 | return 0; |
431aca5a | 4570 | |
431aca5a | 4571 | fail: |
b25f774d | 4572 | remove_proc_subtree(apriv->proc_name, airo_entry); |
431aca5a | 4573 | return -ENOMEM; |
1da177e4 LT |
4574 | } |
4575 | ||
4576 | static int takedown_proc_entry( struct net_device *dev, | |
b25f774d DH |
4577 | struct airo_info *apriv ) |
4578 | { | |
4579 | remove_proc_subtree(apriv->proc_name, airo_entry); | |
1da177e4 LT |
4580 | return 0; |
4581 | } | |
4582 | ||
4583 | /* | |
4584 | * What we want from the proc_fs is to be able to efficiently read | |
4585 | * and write the configuration. To do this, we want to read the | |
4586 | * configuration when the file is opened and write it when the file is | |
4587 | * closed. So basically we allocate a read buffer at open and fill it | |
4588 | * with data, and allocate a write buffer and read it at close. | |
4589 | */ | |
4590 | ||
4591 | /* | |
4592 | * The read routine is generic, it relies on the preallocated rbuffer | |
4593 | * to supply the data. | |
4594 | */ | |
4595 | static ssize_t proc_read( struct file *file, | |
4596 | char __user *buffer, | |
4597 | size_t len, | |
4598 | loff_t *offset ) | |
4599 | { | |
cc0d9ff2 | 4600 | struct proc_data *priv = file->private_data; |
1da177e4 LT |
4601 | |
4602 | if (!priv->rbuffer) | |
4603 | return -EINVAL; | |
4604 | ||
cc0d9ff2 AM |
4605 | return simple_read_from_buffer(buffer, len, offset, priv->rbuffer, |
4606 | priv->readlen); | |
1da177e4 LT |
4607 | } |
4608 | ||
4609 | /* | |
4610 | * The write routine is generic, it fills in a preallocated rbuffer | |
4611 | * to supply the data. | |
4612 | */ | |
4613 | static ssize_t proc_write( struct file *file, | |
4614 | const char __user *buffer, | |
4615 | size_t len, | |
4616 | loff_t *offset ) | |
4617 | { | |
ad9082ad | 4618 | ssize_t ret; |
57674308 | 4619 | struct proc_data *priv = file->private_data; |
1da177e4 LT |
4620 | |
4621 | if (!priv->wbuffer) | |
4622 | return -EINVAL; | |
4623 | ||
ad9082ad AM |
4624 | ret = simple_write_to_buffer(priv->wbuffer, priv->maxwritelen, offset, |
4625 | buffer, len); | |
4626 | if (ret > 0) | |
4627 | priv->writelen = max_t(int, priv->writelen, *offset); | |
4628 | ||
4629 | return ret; | |
1da177e4 LT |
4630 | } |
4631 | ||
329e2c00 AV |
4632 | static int proc_status_open(struct inode *inode, struct file *file) |
4633 | { | |
1da177e4 | 4634 | struct proc_data *data; |
d9dda78b | 4635 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 4636 | struct airo_info *apriv = dev->ml_priv; |
1da177e4 LT |
4637 | CapabilityRid cap_rid; |
4638 | StatusRid status_rid; | |
329e2c00 | 4639 | u16 mode; |
1da177e4 LT |
4640 | int i; |
4641 | ||
b69a3aa8 | 4642 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 4643 | return -ENOMEM; |
57674308 | 4644 | data = file->private_data; |
1da177e4 LT |
4645 | if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) { |
4646 | kfree (file->private_data); | |
4647 | return -ENOMEM; | |
4648 | } | |
4649 | ||
4650 | readStatusRid(apriv, &status_rid, 1); | |
4651 | readCapabilityRid(apriv, &cap_rid, 1); | |
4652 | ||
329e2c00 AV |
4653 | mode = le16_to_cpu(status_rid.mode); |
4654 | ||
1da177e4 | 4655 | i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n", |
329e2c00 AV |
4656 | mode & 1 ? "CFG ": "", |
4657 | mode & 2 ? "ACT ": "", | |
4658 | mode & 0x10 ? "SYN ": "", | |
4659 | mode & 0x20 ? "LNK ": "", | |
4660 | mode & 0x40 ? "LEAP ": "", | |
4661 | mode & 0x80 ? "PRIV ": "", | |
4662 | mode & 0x100 ? "KEY ": "", | |
4663 | mode & 0x200 ? "WEP ": "", | |
4664 | mode & 0x8000 ? "ERR ": ""); | |
1da177e4 LT |
4665 | sprintf( data->rbuffer+i, "Mode: %x\n" |
4666 | "Signal Strength: %d\n" | |
4667 | "Signal Quality: %d\n" | |
4668 | "SSID: %-.*s\n" | |
4669 | "AP: %-.16s\n" | |
4670 | "Freq: %d\n" | |
4671 | "BitRate: %dmbs\n" | |
4672 | "Driver Version: %s\n" | |
4673 | "Device: %s\nManufacturer: %s\nFirmware Version: %s\n" | |
4674 | "Radio type: %x\nCountry: %x\nHardware Version: %x\n" | |
4675 | "Software Version: %x\nSoftware Subversion: %x\n" | |
4676 | "Boot block version: %x\n", | |
329e2c00 AV |
4677 | le16_to_cpu(status_rid.mode), |
4678 | le16_to_cpu(status_rid.normalizedSignalStrength), | |
4679 | le16_to_cpu(status_rid.signalQuality), | |
4680 | le16_to_cpu(status_rid.SSIDlen), | |
1da177e4 LT |
4681 | status_rid.SSID, |
4682 | status_rid.apName, | |
329e2c00 AV |
4683 | le16_to_cpu(status_rid.channel), |
4684 | le16_to_cpu(status_rid.currentXmitRate) / 2, | |
1da177e4 LT |
4685 | version, |
4686 | cap_rid.prodName, | |
4687 | cap_rid.manName, | |
4688 | cap_rid.prodVer, | |
56d81bd3 AV |
4689 | le16_to_cpu(cap_rid.radioType), |
4690 | le16_to_cpu(cap_rid.country), | |
4691 | le16_to_cpu(cap_rid.hardVer), | |
4692 | le16_to_cpu(cap_rid.softVer), | |
4693 | le16_to_cpu(cap_rid.softSubVer), | |
4694 | le16_to_cpu(cap_rid.bootBlockVer)); | |
1da177e4 LT |
4695 | data->readlen = strlen( data->rbuffer ); |
4696 | return 0; | |
4697 | } | |
4698 | ||
4699 | static int proc_stats_rid_open(struct inode*, struct file*, u16); | |
4700 | static int proc_statsdelta_open( struct inode *inode, | |
4701 | struct file *file ) { | |
4702 | if (file->f_mode&FMODE_WRITE) { | |
4703 | return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR); | |
4704 | } | |
4705 | return proc_stats_rid_open(inode, file, RID_STATSDELTA); | |
4706 | } | |
4707 | ||
4708 | static int proc_stats_open( struct inode *inode, struct file *file ) { | |
4709 | return proc_stats_rid_open(inode, file, RID_STATS); | |
4710 | } | |
4711 | ||
4712 | static int proc_stats_rid_open( struct inode *inode, | |
4713 | struct file *file, | |
a23ace5f AV |
4714 | u16 rid ) |
4715 | { | |
1da177e4 | 4716 | struct proc_data *data; |
d9dda78b | 4717 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 4718 | struct airo_info *apriv = dev->ml_priv; |
1da177e4 LT |
4719 | StatsRid stats; |
4720 | int i, j; | |
a23ace5f | 4721 | __le32 *vals = stats.vals; |
bc8263f1 | 4722 | int len; |
1da177e4 | 4723 | |
b69a3aa8 | 4724 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 4725 | return -ENOMEM; |
57674308 | 4726 | data = file->private_data; |
1da177e4 LT |
4727 | if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) { |
4728 | kfree (file->private_data); | |
4729 | return -ENOMEM; | |
4730 | } | |
4731 | ||
4732 | readStatsRid(apriv, &stats, rid, 1); | |
bc8263f1 | 4733 | len = le16_to_cpu(stats.len); |
1da177e4 LT |
4734 | |
4735 | j = 0; | |
a23ace5f | 4736 | for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) { |
1da177e4 LT |
4737 | if (!statsLabels[i]) continue; |
4738 | if (j+strlen(statsLabels[i])+16>4096) { | |
934d8bf1 | 4739 | airo_print_warn(apriv->dev->name, |
25985edc | 4740 | "Potentially disastrous buffer overflow averted!"); |
1da177e4 LT |
4741 | break; |
4742 | } | |
a23ace5f AV |
4743 | j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i], |
4744 | le32_to_cpu(vals[i])); | |
1da177e4 | 4745 | } |
a23ace5f | 4746 | if (i*4 >= len) { |
934d8bf1 | 4747 | airo_print_warn(apriv->dev->name, "Got a short rid"); |
1da177e4 LT |
4748 | } |
4749 | data->readlen = j; | |
4750 | return 0; | |
4751 | } | |
4752 | ||
4753 | static int get_dec_u16( char *buffer, int *start, int limit ) { | |
4754 | u16 value; | |
4755 | int valid = 0; | |
30bd5726 RK |
4756 | for (value = 0; *start < limit && buffer[*start] >= '0' && |
4757 | buffer[*start] <= '9'; (*start)++) { | |
1da177e4 LT |
4758 | valid = 1; |
4759 | value *= 10; | |
4760 | value += buffer[*start] - '0'; | |
4761 | } | |
4762 | if ( !valid ) return -1; | |
4763 | return value; | |
4764 | } | |
4765 | ||
4766 | static int airo_config_commit(struct net_device *dev, | |
4767 | struct iw_request_info *info, void *zwrq, | |
4768 | char *extra); | |
4769 | ||
3eb9b41f AV |
4770 | static inline int sniffing_mode(struct airo_info *ai) |
4771 | { | |
1f351e38 | 4772 | return (le16_to_cpu(ai->config.rmode) & le16_to_cpu(RXMODE_MASK)) >= |
3eb9b41f AV |
4773 | le16_to_cpu(RXMODE_RFMON); |
4774 | } | |
4775 | ||
4776 | static void proc_config_on_close(struct inode *inode, struct file *file) | |
4777 | { | |
1da177e4 | 4778 | struct proc_data *data = file->private_data; |
d9dda78b | 4779 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 4780 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
4781 | char *line; |
4782 | ||
4783 | if ( !data->writelen ) return; | |
4784 | ||
4785 | readConfigRid(ai, 1); | |
4786 | set_bit (FLAG_COMMIT, &ai->flags); | |
4787 | ||
4788 | line = data->wbuffer; | |
4789 | while( line[0] ) { | |
4790 | /*** Mode processing */ | |
4791 | if ( !strncmp( line, "Mode: ", 6 ) ) { | |
4792 | line += 6; | |
3eb9b41f AV |
4793 | if (sniffing_mode(ai)) |
4794 | set_bit (FLAG_RESET, &ai->flags); | |
4795 | ai->config.rmode &= ~RXMODE_FULL_MASK; | |
1da177e4 | 4796 | clear_bit (FLAG_802_11, &ai->flags); |
3eb9b41f | 4797 | ai->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 LT |
4798 | ai->config.scanMode = SCANMODE_ACTIVE; |
4799 | if ( line[0] == 'a' ) { | |
3eb9b41f | 4800 | ai->config.opmode |= MODE_STA_IBSS; |
1da177e4 | 4801 | } else { |
3eb9b41f | 4802 | ai->config.opmode |= MODE_STA_ESS; |
1da177e4 LT |
4803 | if ( line[0] == 'r' ) { |
4804 | ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER; | |
4805 | ai->config.scanMode = SCANMODE_PASSIVE; | |
4806 | set_bit (FLAG_802_11, &ai->flags); | |
4807 | } else if ( line[0] == 'y' ) { | |
4808 | ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER; | |
4809 | ai->config.scanMode = SCANMODE_PASSIVE; | |
4810 | set_bit (FLAG_802_11, &ai->flags); | |
4811 | } else if ( line[0] == 'l' ) | |
4812 | ai->config.rmode |= RXMODE_LANMON; | |
4813 | } | |
4814 | set_bit (FLAG_COMMIT, &ai->flags); | |
4815 | } | |
4816 | ||
4817 | /*** Radio status */ | |
4818 | else if (!strncmp(line,"Radio: ", 7)) { | |
4819 | line += 7; | |
4820 | if (!strncmp(line,"off",3)) { | |
4821 | set_bit (FLAG_RADIO_OFF, &ai->flags); | |
4822 | } else { | |
4823 | clear_bit (FLAG_RADIO_OFF, &ai->flags); | |
4824 | } | |
4825 | } | |
4826 | /*** NodeName processing */ | |
4827 | else if ( !strncmp( line, "NodeName: ", 10 ) ) { | |
4828 | int j; | |
4829 | ||
4830 | line += 10; | |
4831 | memset( ai->config.nodeName, 0, 16 ); | |
4832 | /* Do the name, assume a space between the mode and node name */ | |
4833 | for( j = 0; j < 16 && line[j] != '\n'; j++ ) { | |
4834 | ai->config.nodeName[j] = line[j]; | |
4835 | } | |
4836 | set_bit (FLAG_COMMIT, &ai->flags); | |
4837 | } | |
4838 | ||
4839 | /*** PowerMode processing */ | |
4840 | else if ( !strncmp( line, "PowerMode: ", 11 ) ) { | |
4841 | line += 11; | |
4842 | if ( !strncmp( line, "PSPCAM", 6 ) ) { | |
4843 | ai->config.powerSaveMode = POWERSAVE_PSPCAM; | |
4844 | set_bit (FLAG_COMMIT, &ai->flags); | |
4845 | } else if ( !strncmp( line, "PSP", 3 ) ) { | |
4846 | ai->config.powerSaveMode = POWERSAVE_PSP; | |
4847 | set_bit (FLAG_COMMIT, &ai->flags); | |
4848 | } else { | |
4849 | ai->config.powerSaveMode = POWERSAVE_CAM; | |
4850 | set_bit (FLAG_COMMIT, &ai->flags); | |
4851 | } | |
4852 | } else if ( !strncmp( line, "DataRates: ", 11 ) ) { | |
4853 | int v, i = 0, k = 0; /* i is index into line, | |
4854 | k is index to rates */ | |
4855 | ||
4856 | line += 11; | |
4857 | while((v = get_dec_u16(line, &i, 3))!=-1) { | |
4858 | ai->config.rates[k++] = (u8)v; | |
4859 | line += i + 1; | |
4860 | i = 0; | |
4861 | } | |
4862 | set_bit (FLAG_COMMIT, &ai->flags); | |
4863 | } else if ( !strncmp( line, "Channel: ", 9 ) ) { | |
4864 | int v, i = 0; | |
4865 | line += 9; | |
4866 | v = get_dec_u16(line, &i, i+3); | |
4867 | if ( v != -1 ) { | |
3eb9b41f | 4868 | ai->config.channelSet = cpu_to_le16(v); |
1da177e4 LT |
4869 | set_bit (FLAG_COMMIT, &ai->flags); |
4870 | } | |
4871 | } else if ( !strncmp( line, "XmitPower: ", 11 ) ) { | |
4872 | int v, i = 0; | |
4873 | line += 11; | |
4874 | v = get_dec_u16(line, &i, i+3); | |
4875 | if ( v != -1 ) { | |
3eb9b41f | 4876 | ai->config.txPower = cpu_to_le16(v); |
1da177e4 LT |
4877 | set_bit (FLAG_COMMIT, &ai->flags); |
4878 | } | |
4879 | } else if ( !strncmp( line, "WEP: ", 5 ) ) { | |
4880 | line += 5; | |
4881 | switch( line[0] ) { | |
4882 | case 's': | |
3eb9b41f | 4883 | ai->config.authType = AUTH_SHAREDKEY; |
1da177e4 LT |
4884 | break; |
4885 | case 'e': | |
3eb9b41f | 4886 | ai->config.authType = AUTH_ENCRYPT; |
1da177e4 LT |
4887 | break; |
4888 | default: | |
3eb9b41f | 4889 | ai->config.authType = AUTH_OPEN; |
1da177e4 LT |
4890 | break; |
4891 | } | |
4892 | set_bit (FLAG_COMMIT, &ai->flags); | |
4893 | } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) { | |
4894 | int v, i = 0; | |
4895 | ||
4896 | line += 16; | |
4897 | v = get_dec_u16(line, &i, 3); | |
4898 | v = (v<0) ? 0 : ((v>255) ? 255 : v); | |
3eb9b41f | 4899 | ai->config.longRetryLimit = cpu_to_le16(v); |
1da177e4 LT |
4900 | set_bit (FLAG_COMMIT, &ai->flags); |
4901 | } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) { | |
4902 | int v, i = 0; | |
4903 | ||
4904 | line += 17; | |
4905 | v = get_dec_u16(line, &i, 3); | |
4906 | v = (v<0) ? 0 : ((v>255) ? 255 : v); | |
3eb9b41f | 4907 | ai->config.shortRetryLimit = cpu_to_le16(v); |
1da177e4 LT |
4908 | set_bit (FLAG_COMMIT, &ai->flags); |
4909 | } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) { | |
4910 | int v, i = 0; | |
4911 | ||
4912 | line += 14; | |
4913 | v = get_dec_u16(line, &i, 4); | |
15db2763 | 4914 | v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v); |
3eb9b41f | 4915 | ai->config.rtsThres = cpu_to_le16(v); |
1da177e4 LT |
4916 | set_bit (FLAG_COMMIT, &ai->flags); |
4917 | } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) { | |
4918 | int v, i = 0; | |
4919 | ||
4920 | line += 16; | |
4921 | v = get_dec_u16(line, &i, 5); | |
4922 | v = (v<0) ? 0 : v; | |
3eb9b41f | 4923 | ai->config.txLifetime = cpu_to_le16(v); |
1da177e4 LT |
4924 | set_bit (FLAG_COMMIT, &ai->flags); |
4925 | } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) { | |
4926 | int v, i = 0; | |
4927 | ||
4928 | line += 16; | |
4929 | v = get_dec_u16(line, &i, 5); | |
4930 | v = (v<0) ? 0 : v; | |
3eb9b41f | 4931 | ai->config.rxLifetime = cpu_to_le16(v); |
1da177e4 LT |
4932 | set_bit (FLAG_COMMIT, &ai->flags); |
4933 | } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) { | |
4934 | ai->config.txDiversity = | |
4935 | (line[13]=='l') ? 1 : | |
4936 | ((line[13]=='r')? 2: 3); | |
4937 | set_bit (FLAG_COMMIT, &ai->flags); | |
4938 | } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) { | |
4939 | ai->config.rxDiversity = | |
4940 | (line[13]=='l') ? 1 : | |
4941 | ((line[13]=='r')? 2: 3); | |
4942 | set_bit (FLAG_COMMIT, &ai->flags); | |
4943 | } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) { | |
4944 | int v, i = 0; | |
4945 | ||
4946 | line += 15; | |
4947 | v = get_dec_u16(line, &i, 4); | |
15db2763 | 4948 | v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v); |
1da177e4 | 4949 | v = v & 0xfffe; /* Make sure its even */ |
3eb9b41f | 4950 | ai->config.fragThresh = cpu_to_le16(v); |
1da177e4 LT |
4951 | set_bit (FLAG_COMMIT, &ai->flags); |
4952 | } else if (!strncmp(line, "Modulation: ", 12)) { | |
4953 | line += 12; | |
4954 | switch(*line) { | |
4955 | case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4956 | case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4957 | case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break; | |
934d8bf1 | 4958 | default: airo_print_warn(ai->dev->name, "Unknown modulation"); |
1da177e4 LT |
4959 | } |
4960 | } else if (!strncmp(line, "Preamble: ", 10)) { | |
4961 | line += 10; | |
4962 | switch(*line) { | |
4963 | case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4964 | case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break; | |
4965 | case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break; | |
934d8bf1 | 4966 | default: airo_print_warn(ai->dev->name, "Unknown preamble"); |
1da177e4 LT |
4967 | } |
4968 | } else { | |
934d8bf1 | 4969 | airo_print_warn(ai->dev->name, "Couldn't figure out %s", line); |
1da177e4 LT |
4970 | } |
4971 | while( line[0] && line[0] != '\n' ) line++; | |
4972 | if ( line[0] ) line++; | |
4973 | } | |
4974 | airo_config_commit(dev, NULL, NULL, NULL); | |
4975 | } | |
4976 | ||
7a374d8e | 4977 | static const char *get_rmode(__le16 mode) |
3eb9b41f AV |
4978 | { |
4979 | switch(mode & RXMODE_MASK) { | |
1da177e4 LT |
4980 | case RXMODE_RFMON: return "rfmon"; |
4981 | case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon"; | |
4982 | case RXMODE_LANMON: return "lanmon"; | |
4983 | } | |
4984 | return "ESS"; | |
4985 | } | |
4986 | ||
3eb9b41f AV |
4987 | static int proc_config_open(struct inode *inode, struct file *file) |
4988 | { | |
1da177e4 | 4989 | struct proc_data *data; |
d9dda78b | 4990 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 4991 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 4992 | int i; |
3eb9b41f | 4993 | __le16 mode; |
1da177e4 | 4994 | |
b69a3aa8 | 4995 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 4996 | return -ENOMEM; |
57674308 | 4997 | data = file->private_data; |
1da177e4 LT |
4998 | if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) { |
4999 | kfree (file->private_data); | |
5000 | return -ENOMEM; | |
5001 | } | |
b69a3aa8 | 5002 | if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5003 | kfree (data->rbuffer); |
5004 | kfree (file->private_data); | |
5005 | return -ENOMEM; | |
5006 | } | |
1da177e4 LT |
5007 | data->maxwritelen = 2048; |
5008 | data->on_close = proc_config_on_close; | |
5009 | ||
5010 | readConfigRid(ai, 1); | |
5011 | ||
3eb9b41f | 5012 | mode = ai->config.opmode & MODE_CFG_MASK; |
1da177e4 LT |
5013 | i = sprintf( data->rbuffer, |
5014 | "Mode: %s\n" | |
5015 | "Radio: %s\n" | |
5016 | "NodeName: %-16s\n" | |
5017 | "PowerMode: %s\n" | |
5018 | "DataRates: %d %d %d %d %d %d %d %d\n" | |
5019 | "Channel: %d\n" | |
5020 | "XmitPower: %d\n", | |
3eb9b41f AV |
5021 | mode == MODE_STA_IBSS ? "adhoc" : |
5022 | mode == MODE_STA_ESS ? get_rmode(ai->config.rmode): | |
5023 | mode == MODE_AP ? "AP" : | |
5024 | mode == MODE_AP_RPTR ? "AP RPTR" : "Error", | |
1da177e4 LT |
5025 | test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on", |
5026 | ai->config.nodeName, | |
3eb9b41f AV |
5027 | ai->config.powerSaveMode == POWERSAVE_CAM ? "CAM" : |
5028 | ai->config.powerSaveMode == POWERSAVE_PSP ? "PSP" : | |
5029 | ai->config.powerSaveMode == POWERSAVE_PSPCAM ? "PSPCAM" : | |
5030 | "Error", | |
1da177e4 LT |
5031 | (int)ai->config.rates[0], |
5032 | (int)ai->config.rates[1], | |
5033 | (int)ai->config.rates[2], | |
5034 | (int)ai->config.rates[3], | |
5035 | (int)ai->config.rates[4], | |
5036 | (int)ai->config.rates[5], | |
5037 | (int)ai->config.rates[6], | |
5038 | (int)ai->config.rates[7], | |
3eb9b41f AV |
5039 | le16_to_cpu(ai->config.channelSet), |
5040 | le16_to_cpu(ai->config.txPower) | |
1da177e4 LT |
5041 | ); |
5042 | sprintf( data->rbuffer + i, | |
5043 | "LongRetryLimit: %d\n" | |
5044 | "ShortRetryLimit: %d\n" | |
5045 | "RTSThreshold: %d\n" | |
5046 | "TXMSDULifetime: %d\n" | |
5047 | "RXMSDULifetime: %d\n" | |
5048 | "TXDiversity: %s\n" | |
5049 | "RXDiversity: %s\n" | |
5050 | "FragThreshold: %d\n" | |
5051 | "WEP: %s\n" | |
5052 | "Modulation: %s\n" | |
5053 | "Preamble: %s\n", | |
3eb9b41f AV |
5054 | le16_to_cpu(ai->config.longRetryLimit), |
5055 | le16_to_cpu(ai->config.shortRetryLimit), | |
5056 | le16_to_cpu(ai->config.rtsThres), | |
5057 | le16_to_cpu(ai->config.txLifetime), | |
5058 | le16_to_cpu(ai->config.rxLifetime), | |
1da177e4 LT |
5059 | ai->config.txDiversity == 1 ? "left" : |
5060 | ai->config.txDiversity == 2 ? "right" : "both", | |
5061 | ai->config.rxDiversity == 1 ? "left" : | |
5062 | ai->config.rxDiversity == 2 ? "right" : "both", | |
3eb9b41f | 5063 | le16_to_cpu(ai->config.fragThresh), |
1da177e4 LT |
5064 | ai->config.authType == AUTH_ENCRYPT ? "encrypt" : |
5065 | ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open", | |
3eb9b41f | 5066 | ai->config.modulation == MOD_DEFAULT ? "default" : |
1da177e4 LT |
5067 | ai->config.modulation == MOD_CCK ? "cck" : |
5068 | ai->config.modulation == MOD_MOK ? "mok" : "error", | |
5069 | ai->config.preamble == PREAMBLE_AUTO ? "auto" : | |
5070 | ai->config.preamble == PREAMBLE_LONG ? "long" : | |
5071 | ai->config.preamble == PREAMBLE_SHORT ? "short" : "error" | |
5072 | ); | |
5073 | data->readlen = strlen( data->rbuffer ); | |
5074 | return 0; | |
5075 | } | |
5076 | ||
0dd2212f AV |
5077 | static void proc_SSID_on_close(struct inode *inode, struct file *file) |
5078 | { | |
57674308 | 5079 | struct proc_data *data = file->private_data; |
d9dda78b | 5080 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5081 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 5082 | SsidRid SSID_rid; |
1da177e4 | 5083 | int i; |
0dd2212f AV |
5084 | char *p = data->wbuffer; |
5085 | char *end = p + data->writelen; | |
1da177e4 | 5086 | |
0dd2212f AV |
5087 | if (!data->writelen) |
5088 | return; | |
1da177e4 | 5089 | |
0dd2212f | 5090 | *end = '\n'; /* sentinel; we have space for it */ |
1da177e4 | 5091 | |
0dd2212f AV |
5092 | memset(&SSID_rid, 0, sizeof(SSID_rid)); |
5093 | ||
5094 | for (i = 0; i < 3 && p < end; i++) { | |
5095 | int j = 0; | |
5096 | /* copy up to 32 characters from this line */ | |
5097 | while (*p != '\n' && j < 32) | |
5098 | SSID_rid.ssids[i].ssid[j++] = *p++; | |
5099 | if (j == 0) | |
5100 | break; | |
5101 | SSID_rid.ssids[i].len = cpu_to_le16(j); | |
5102 | /* skip to the beginning of the next line */ | |
5103 | while (*p++ != '\n') | |
5104 | ; | |
1da177e4 LT |
5105 | } |
5106 | if (i) | |
0dd2212f | 5107 | SSID_rid.len = cpu_to_le16(sizeof(SSID_rid)); |
1da177e4 LT |
5108 | disable_MAC(ai, 1); |
5109 | writeSsidRid(ai, &SSID_rid, 1); | |
175ec1a1 | 5110 | enable_MAC(ai, 1); |
1da177e4 LT |
5111 | } |
5112 | ||
1da177e4 | 5113 | static void proc_APList_on_close( struct inode *inode, struct file *file ) { |
57674308 | 5114 | struct proc_data *data = file->private_data; |
d9dda78b | 5115 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5116 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 5117 | APListRid APList_rid; |
1da177e4 LT |
5118 | int i; |
5119 | ||
5120 | if ( !data->writelen ) return; | |
5121 | ||
5122 | memset( &APList_rid, 0, sizeof(APList_rid) ); | |
a749716e | 5123 | APList_rid.len = cpu_to_le16(sizeof(APList_rid)); |
1da177e4 LT |
5124 | |
5125 | for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) { | |
5126 | int j; | |
5127 | for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) { | |
5128 | switch(j%3) { | |
5129 | case 0: | |
5130 | APList_rid.ap[i][j/3]= | |
26355387 | 5131 | hex_to_bin(data->wbuffer[j+i*6*3])<<4; |
1da177e4 LT |
5132 | break; |
5133 | case 1: | |
5134 | APList_rid.ap[i][j/3]|= | |
26355387 | 5135 | hex_to_bin(data->wbuffer[j+i*6*3]); |
1da177e4 LT |
5136 | break; |
5137 | } | |
5138 | } | |
5139 | } | |
5140 | disable_MAC(ai, 1); | |
5141 | writeAPListRid(ai, &APList_rid, 1); | |
175ec1a1 | 5142 | enable_MAC(ai, 1); |
1da177e4 LT |
5143 | } |
5144 | ||
5145 | /* This function wraps PC4500_writerid with a MAC disable */ | |
5146 | static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data, | |
5147 | int len, int dummy ) { | |
5148 | int rc; | |
1da177e4 LT |
5149 | |
5150 | disable_MAC(ai, 1); | |
5151 | rc = PC4500_writerid(ai, rid, rid_data, len, 1); | |
175ec1a1 | 5152 | enable_MAC(ai, 1); |
1da177e4 LT |
5153 | return rc; |
5154 | } | |
5155 | ||
c0380693 DW |
5156 | /* Returns the WEP key at the specified index, or -1 if that key does |
5157 | * not exist. The buffer is assumed to be at least 16 bytes in length. | |
1da177e4 | 5158 | */ |
c0380693 DW |
5159 | static int get_wep_key(struct airo_info *ai, u16 index, char *buf, u16 buflen) |
5160 | { | |
1da177e4 LT |
5161 | WepKeyRid wkr; |
5162 | int rc; | |
4293ea33 | 5163 | __le16 lastindex; |
1da177e4 LT |
5164 | |
5165 | rc = readWepKeyRid(ai, &wkr, 1, 1); | |
c0380693 DW |
5166 | if (rc != SUCCESS) |
5167 | return -1; | |
5168 | do { | |
1da177e4 | 5169 | lastindex = wkr.kindex; |
c0380693 DW |
5170 | if (le16_to_cpu(wkr.kindex) == index) { |
5171 | int klen = min_t(int, buflen, le16_to_cpu(wkr.klen)); | |
5172 | memcpy(buf, wkr.key, klen); | |
5173 | return klen; | |
1da177e4 | 5174 | } |
c0380693 DW |
5175 | rc = readWepKeyRid(ai, &wkr, 0, 1); |
5176 | if (rc != SUCCESS) | |
5177 | return -1; | |
4293ea33 | 5178 | } while (lastindex != wkr.kindex); |
1da177e4 LT |
5179 | return -1; |
5180 | } | |
5181 | ||
c0380693 DW |
5182 | static int get_wep_tx_idx(struct airo_info *ai) |
5183 | { | |
5184 | WepKeyRid wkr; | |
5185 | int rc; | |
5186 | __le16 lastindex; | |
5187 | ||
5188 | rc = readWepKeyRid(ai, &wkr, 1, 1); | |
5189 | if (rc != SUCCESS) | |
5190 | return -1; | |
5191 | do { | |
5192 | lastindex = wkr.kindex; | |
5193 | if (wkr.kindex == cpu_to_le16(0xffff)) | |
5194 | return wkr.mac[0]; | |
5195 | rc = readWepKeyRid(ai, &wkr, 0, 1); | |
5196 | if (rc != SUCCESS) | |
5197 | return -1; | |
5198 | } while (lastindex != wkr.kindex); | |
5199 | return -1; | |
5200 | } | |
5201 | ||
5202 | static int set_wep_key(struct airo_info *ai, u16 index, const char *key, | |
5203 | u16 keylen, int perm, int lock) | |
4293ea33 | 5204 | { |
1da177e4 LT |
5205 | static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 }; |
5206 | WepKeyRid wkr; | |
c0380693 | 5207 | int rc; |
1da177e4 | 5208 | |
6510b891 SG |
5209 | if (WARN_ON(keylen == 0)) |
5210 | return -1; | |
1da177e4 | 5211 | |
c0380693 DW |
5212 | memset(&wkr, 0, sizeof(wkr)); |
5213 | wkr.len = cpu_to_le16(sizeof(wkr)); | |
5214 | wkr.kindex = cpu_to_le16(index); | |
5215 | wkr.klen = cpu_to_le16(keylen); | |
5216 | memcpy(wkr.key, key, keylen); | |
5217 | memcpy(wkr.mac, macaddr, ETH_ALEN); | |
5218 | ||
f89b2321 | 5219 | if (perm) disable_MAC(ai, lock); |
c0380693 | 5220 | rc = writeWepKeyRid(ai, &wkr, perm, lock); |
175ec1a1 | 5221 | if (perm) enable_MAC(ai, lock); |
c0380693 DW |
5222 | return rc; |
5223 | } | |
5224 | ||
5225 | static int set_wep_tx_idx(struct airo_info *ai, u16 index, int perm, int lock) | |
5226 | { | |
5227 | WepKeyRid wkr; | |
5228 | int rc; | |
5229 | ||
5230 | memset(&wkr, 0, sizeof(wkr)); | |
5231 | wkr.len = cpu_to_le16(sizeof(wkr)); | |
5232 | wkr.kindex = cpu_to_le16(0xffff); | |
5233 | wkr.mac[0] = (char)index; | |
5234 | ||
5235 | if (perm) { | |
5236 | ai->defindex = (char)index; | |
5237 | disable_MAC(ai, lock); | |
5238 | } | |
5239 | ||
5240 | rc = writeWepKeyRid(ai, &wkr, perm, lock); | |
5241 | ||
5242 | if (perm) | |
5243 | enable_MAC(ai, lock); | |
5244 | return rc; | |
1da177e4 LT |
5245 | } |
5246 | ||
5247 | static void proc_wepkey_on_close( struct inode *inode, struct file *file ) { | |
5248 | struct proc_data *data; | |
d9dda78b | 5249 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5250 | struct airo_info *ai = dev->ml_priv; |
c0380693 | 5251 | int i, rc; |
1da177e4 LT |
5252 | char key[16]; |
5253 | u16 index = 0; | |
5254 | int j = 0; | |
5255 | ||
5256 | memset(key, 0, sizeof(key)); | |
5257 | ||
57674308 | 5258 | data = file->private_data; |
1da177e4 LT |
5259 | if ( !data->writelen ) return; |
5260 | ||
5261 | if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' && | |
5262 | (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) { | |
5263 | index = data->wbuffer[0] - '0'; | |
5264 | if (data->wbuffer[1] == '\n') { | |
c0380693 DW |
5265 | rc = set_wep_tx_idx(ai, index, 1, 1); |
5266 | if (rc < 0) { | |
5267 | airo_print_err(ai->dev->name, "failed to set " | |
5268 | "WEP transmit index to %d: %d.", | |
5269 | index, rc); | |
5270 | } | |
1da177e4 LT |
5271 | return; |
5272 | } | |
5273 | j = 2; | |
5274 | } else { | |
934d8bf1 | 5275 | airo_print_err(ai->dev->name, "WepKey passed invalid key index"); |
1da177e4 LT |
5276 | return; |
5277 | } | |
5278 | ||
5279 | for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) { | |
5280 | switch(i%3) { | |
5281 | case 0: | |
26355387 | 5282 | key[i/3] = hex_to_bin(data->wbuffer[i+j])<<4; |
1da177e4 LT |
5283 | break; |
5284 | case 1: | |
26355387 | 5285 | key[i/3] |= hex_to_bin(data->wbuffer[i+j]); |
1da177e4 LT |
5286 | break; |
5287 | } | |
5288 | } | |
c0380693 DW |
5289 | |
5290 | rc = set_wep_key(ai, index, key, i/3, 1, 1); | |
5291 | if (rc < 0) { | |
5292 | airo_print_err(ai->dev->name, "failed to set WEP key at index " | |
5293 | "%d: %d.", index, rc); | |
5294 | } | |
1da177e4 LT |
5295 | } |
5296 | ||
4293ea33 AV |
5297 | static int proc_wepkey_open( struct inode *inode, struct file *file ) |
5298 | { | |
1da177e4 | 5299 | struct proc_data *data; |
d9dda78b | 5300 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5301 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5302 | char *ptr; |
5303 | WepKeyRid wkr; | |
4293ea33 | 5304 | __le16 lastindex; |
1da177e4 LT |
5305 | int j=0; |
5306 | int rc; | |
5307 | ||
b69a3aa8 | 5308 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5309 | return -ENOMEM; |
1da177e4 | 5310 | memset(&wkr, 0, sizeof(wkr)); |
57674308 | 5311 | data = file->private_data; |
b69a3aa8 | 5312 | if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5313 | kfree (file->private_data); |
5314 | return -ENOMEM; | |
5315 | } | |
1da177e4 LT |
5316 | data->writelen = 0; |
5317 | data->maxwritelen = 80; | |
b69a3aa8 | 5318 | if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5319 | kfree (data->rbuffer); |
5320 | kfree (file->private_data); | |
5321 | return -ENOMEM; | |
5322 | } | |
1da177e4 LT |
5323 | data->on_close = proc_wepkey_on_close; |
5324 | ||
5325 | ptr = data->rbuffer; | |
5326 | strcpy(ptr, "No wep keys\n"); | |
5327 | rc = readWepKeyRid(ai, &wkr, 1, 1); | |
5328 | if (rc == SUCCESS) do { | |
5329 | lastindex = wkr.kindex; | |
4293ea33 | 5330 | if (wkr.kindex == cpu_to_le16(0xffff)) { |
1da177e4 LT |
5331 | j += sprintf(ptr+j, "Tx key = %d\n", |
5332 | (int)wkr.mac[0]); | |
5333 | } else { | |
5334 | j += sprintf(ptr+j, "Key %d set with length = %d\n", | |
4293ea33 AV |
5335 | le16_to_cpu(wkr.kindex), |
5336 | le16_to_cpu(wkr.klen)); | |
1da177e4 LT |
5337 | } |
5338 | readWepKeyRid(ai, &wkr, 0, 1); | |
5339 | } while((lastindex != wkr.kindex) && (j < 180-30)); | |
5340 | ||
5341 | data->readlen = strlen( data->rbuffer ); | |
5342 | return 0; | |
5343 | } | |
5344 | ||
0dd2212f AV |
5345 | static int proc_SSID_open(struct inode *inode, struct file *file) |
5346 | { | |
1da177e4 | 5347 | struct proc_data *data; |
d9dda78b | 5348 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5349 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5350 | int i; |
5351 | char *ptr; | |
5352 | SsidRid SSID_rid; | |
5353 | ||
b69a3aa8 | 5354 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5355 | return -ENOMEM; |
57674308 | 5356 | data = file->private_data; |
1da177e4 LT |
5357 | if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) { |
5358 | kfree (file->private_data); | |
5359 | return -ENOMEM; | |
5360 | } | |
5361 | data->writelen = 0; | |
5362 | data->maxwritelen = 33*3; | |
0dd2212f AV |
5363 | /* allocate maxwritelen + 1; we'll want a sentinel */ |
5364 | if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) { | |
1da177e4 LT |
5365 | kfree (data->rbuffer); |
5366 | kfree (file->private_data); | |
5367 | return -ENOMEM; | |
5368 | } | |
1da177e4 LT |
5369 | data->on_close = proc_SSID_on_close; |
5370 | ||
5371 | readSsidRid(ai, &SSID_rid); | |
5372 | ptr = data->rbuffer; | |
0dd2212f | 5373 | for (i = 0; i < 3; i++) { |
1da177e4 | 5374 | int j; |
0dd2212f AV |
5375 | size_t len = le16_to_cpu(SSID_rid.ssids[i].len); |
5376 | if (!len) | |
5377 | break; | |
5378 | if (len > 32) | |
5379 | len = 32; | |
5380 | for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++) | |
1da177e4 | 5381 | *ptr++ = SSID_rid.ssids[i].ssid[j]; |
1da177e4 LT |
5382 | *ptr++ = '\n'; |
5383 | } | |
5384 | *ptr = '\0'; | |
5385 | data->readlen = strlen( data->rbuffer ); | |
5386 | return 0; | |
5387 | } | |
5388 | ||
5389 | static int proc_APList_open( struct inode *inode, struct file *file ) { | |
5390 | struct proc_data *data; | |
d9dda78b | 5391 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5392 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5393 | int i; |
5394 | char *ptr; | |
5395 | APListRid APList_rid; | |
5396 | ||
b69a3aa8 | 5397 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5398 | return -ENOMEM; |
57674308 | 5399 | data = file->private_data; |
1da177e4 LT |
5400 | if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) { |
5401 | kfree (file->private_data); | |
5402 | return -ENOMEM; | |
5403 | } | |
5404 | data->writelen = 0; | |
5405 | data->maxwritelen = 4*6*3; | |
b69a3aa8 | 5406 | if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) { |
1da177e4 LT |
5407 | kfree (data->rbuffer); |
5408 | kfree (file->private_data); | |
5409 | return -ENOMEM; | |
5410 | } | |
1da177e4 LT |
5411 | data->on_close = proc_APList_on_close; |
5412 | ||
5413 | readAPListRid(ai, &APList_rid); | |
5414 | ptr = data->rbuffer; | |
5415 | for( i = 0; i < 4; i++ ) { | |
5416 | // We end when we find a zero MAC | |
5417 | if ( !*(int*)APList_rid.ap[i] && | |
5418 | !*(int*)&APList_rid.ap[i][2]) break; | |
e174961c | 5419 | ptr += sprintf(ptr, "%pM\n", APList_rid.ap[i]); |
1da177e4 LT |
5420 | } |
5421 | if (i==0) ptr += sprintf(ptr, "Not using specific APs\n"); | |
5422 | ||
5423 | *ptr = '\0'; | |
5424 | data->readlen = strlen( data->rbuffer ); | |
5425 | return 0; | |
5426 | } | |
5427 | ||
5428 | static int proc_BSSList_open( struct inode *inode, struct file *file ) { | |
5429 | struct proc_data *data; | |
d9dda78b | 5430 | struct net_device *dev = PDE_DATA(inode); |
faf3994a | 5431 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5432 | char *ptr; |
5433 | BSSListRid BSSList_rid; | |
5434 | int rc; | |
5435 | /* If doLoseSync is not 1, we won't do a Lose Sync */ | |
5436 | int doLoseSync = -1; | |
5437 | ||
b69a3aa8 | 5438 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
1da177e4 | 5439 | return -ENOMEM; |
57674308 | 5440 | data = file->private_data; |
1da177e4 LT |
5441 | if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) { |
5442 | kfree (file->private_data); | |
5443 | return -ENOMEM; | |
5444 | } | |
5445 | data->writelen = 0; | |
5446 | data->maxwritelen = 0; | |
5447 | data->wbuffer = NULL; | |
5448 | data->on_close = NULL; | |
5449 | ||
5450 | if (file->f_mode & FMODE_WRITE) { | |
5451 | if (!(file->f_mode & FMODE_READ)) { | |
5452 | Cmd cmd; | |
5453 | Resp rsp; | |
5454 | ||
5455 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; | |
5456 | memset(&cmd, 0, sizeof(cmd)); | |
5457 | cmd.cmd=CMD_LISTBSS; | |
5458 | if (down_interruptible(&ai->sem)) | |
5459 | return -ERESTARTSYS; | |
5460 | issuecommand(ai, &cmd, &rsp); | |
5461 | up(&ai->sem); | |
5462 | data->readlen = 0; | |
5463 | return 0; | |
5464 | } | |
5465 | doLoseSync = 1; | |
5466 | } | |
5467 | ptr = data->rbuffer; | |
5468 | /* There is a race condition here if there are concurrent opens. | |
5469 | Since it is a rare condition, we'll just live with it, otherwise | |
5470 | we have to add a spin lock... */ | |
5471 | rc = readBSSListRid(ai, doLoseSync, &BSSList_rid); | |
17e70491 | 5472 | while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) { |
e174961c JB |
5473 | ptr += sprintf(ptr, "%pM %*s rssi = %d", |
5474 | BSSList_rid.bssid, | |
1da177e4 LT |
5475 | (int)BSSList_rid.ssidLen, |
5476 | BSSList_rid.ssid, | |
17e70491 | 5477 | le16_to_cpu(BSSList_rid.dBm)); |
1da177e4 | 5478 | ptr += sprintf(ptr, " channel = %d %s %s %s %s\n", |
17e70491 | 5479 | le16_to_cpu(BSSList_rid.dsChannel), |
1da177e4 LT |
5480 | BSSList_rid.cap & CAP_ESS ? "ESS" : "", |
5481 | BSSList_rid.cap & CAP_IBSS ? "adhoc" : "", | |
5482 | BSSList_rid.cap & CAP_PRIVACY ? "wep" : "", | |
5483 | BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : ""); | |
5484 | rc = readBSSListRid(ai, 0, &BSSList_rid); | |
5485 | } | |
5486 | *ptr = '\0'; | |
5487 | data->readlen = strlen( data->rbuffer ); | |
5488 | return 0; | |
5489 | } | |
5490 | ||
5491 | static int proc_close( struct inode *inode, struct file *file ) | |
5492 | { | |
b4558ea9 JJ |
5493 | struct proc_data *data = file->private_data; |
5494 | ||
5495 | if (data->on_close != NULL) | |
5496 | data->on_close(inode, file); | |
5497 | kfree(data->rbuffer); | |
5498 | kfree(data->wbuffer); | |
5499 | kfree(data); | |
1da177e4 LT |
5500 | return 0; |
5501 | } | |
5502 | ||
1da177e4 LT |
5503 | /* Since the card doesn't automatically switch to the right WEP mode, |
5504 | we will make it do it. If the card isn't associated, every secs we | |
5505 | will switch WEP modes to see if that will help. If the card is | |
5506 | associated we will check every minute to see if anything has | |
5507 | changed. */ | |
5508 | static void timer_func( struct net_device *dev ) { | |
faf3994a | 5509 | struct airo_info *apriv = dev->ml_priv; |
1da177e4 LT |
5510 | |
5511 | /* We don't have a link so try changing the authtype */ | |
5512 | readConfigRid(apriv, 0); | |
5513 | disable_MAC(apriv, 0); | |
5514 | switch(apriv->config.authType) { | |
5515 | case AUTH_ENCRYPT: | |
5516 | /* So drop to OPEN */ | |
5517 | apriv->config.authType = AUTH_OPEN; | |
5518 | break; | |
5519 | case AUTH_SHAREDKEY: | |
5520 | if (apriv->keyindex < auto_wep) { | |
c0380693 | 5521 | set_wep_tx_idx(apriv, apriv->keyindex, 0, 0); |
1da177e4 LT |
5522 | apriv->config.authType = AUTH_SHAREDKEY; |
5523 | apriv->keyindex++; | |
5524 | } else { | |
5525 | /* Drop to ENCRYPT */ | |
5526 | apriv->keyindex = 0; | |
c0380693 | 5527 | set_wep_tx_idx(apriv, apriv->defindex, 0, 0); |
1da177e4 LT |
5528 | apriv->config.authType = AUTH_ENCRYPT; |
5529 | } | |
5530 | break; | |
5531 | default: /* We'll escalate to SHAREDKEY */ | |
5532 | apriv->config.authType = AUTH_SHAREDKEY; | |
5533 | } | |
5534 | set_bit (FLAG_COMMIT, &apriv->flags); | |
5535 | writeConfigRid(apriv, 0); | |
175ec1a1 | 5536 | enable_MAC(apriv, 0); |
1da177e4 LT |
5537 | up(&apriv->sem); |
5538 | ||
5539 | /* Schedule check to see if the change worked */ | |
3c304956 | 5540 | clear_bit(JOB_AUTOWEP, &apriv->jobs); |
1da177e4 LT |
5541 | apriv->expires = RUN_AT(HZ*3); |
5542 | } | |
5543 | ||
1da177e4 | 5544 | #ifdef CONFIG_PCI |
04bfffb8 | 5545 | static int airo_pci_probe(struct pci_dev *pdev, |
1da177e4 LT |
5546 | const struct pci_device_id *pent) |
5547 | { | |
5548 | struct net_device *dev; | |
5549 | ||
5550 | if (pci_enable_device(pdev)) | |
5551 | return -ENODEV; | |
5552 | pci_set_master(pdev); | |
5553 | ||
5554 | if (pdev->device == 0x5000 || pdev->device == 0xa504) | |
5555 | dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev); | |
5556 | else | |
5557 | dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev); | |
777ec5e9 MS |
5558 | if (!dev) { |
5559 | pci_disable_device(pdev); | |
1da177e4 | 5560 | return -ENODEV; |
777ec5e9 | 5561 | } |
1da177e4 LT |
5562 | |
5563 | pci_set_drvdata(pdev, dev); | |
5564 | return 0; | |
5565 | } | |
5566 | ||
04bfffb8 | 5567 | static void airo_pci_remove(struct pci_dev *pdev) |
1da177e4 | 5568 | { |
af5b5c9a MS |
5569 | struct net_device *dev = pci_get_drvdata(pdev); |
5570 | ||
5571 | airo_print_info(dev->name, "Unregistering..."); | |
5572 | stop_airo_card(dev, 1); | |
777ec5e9 | 5573 | pci_disable_device(pdev); |
1da177e4 LT |
5574 | } |
5575 | ||
05adc3b7 | 5576 | static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state) |
1da177e4 LT |
5577 | { |
5578 | struct net_device *dev = pci_get_drvdata(pdev); | |
faf3994a | 5579 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
5580 | Cmd cmd; |
5581 | Resp rsp; | |
5582 | ||
e292c737 PM |
5583 | if (!ai->APList) |
5584 | ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL); | |
5585 | if (!ai->APList) | |
1da177e4 | 5586 | return -ENOMEM; |
e292c737 PM |
5587 | if (!ai->SSID) |
5588 | ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL); | |
5589 | if (!ai->SSID) | |
1da177e4 LT |
5590 | return -ENOMEM; |
5591 | readAPListRid(ai, ai->APList); | |
5592 | readSsidRid(ai, ai->SSID); | |
5593 | memset(&cmd, 0, sizeof(cmd)); | |
5594 | /* the lock will be released at the end of the resume callback */ | |
5595 | if (down_interruptible(&ai->sem)) | |
5596 | return -EAGAIN; | |
5597 | disable_MAC(ai, 0); | |
5598 | netif_device_detach(dev); | |
5599 | ai->power = state; | |
e292c737 | 5600 | cmd.cmd = HOSTSLEEP; |
1da177e4 LT |
5601 | issuecommand(ai, &cmd, &rsp); |
5602 | ||
1cc68ae0 | 5603 | pci_enable_wake(pdev, pci_choose_state(pdev, state), 1); |
1da177e4 | 5604 | pci_save_state(pdev); |
40b93ad6 | 5605 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); |
5606 | return 0; | |
1da177e4 LT |
5607 | } |
5608 | ||
5609 | static int airo_pci_resume(struct pci_dev *pdev) | |
5610 | { | |
5611 | struct net_device *dev = pci_get_drvdata(pdev); | |
faf3994a | 5612 | struct airo_info *ai = dev->ml_priv; |
53232803 | 5613 | pci_power_t prev_state = pdev->current_state; |
1da177e4 | 5614 | |
53232803 | 5615 | pci_set_power_state(pdev, PCI_D0); |
1da177e4 | 5616 | pci_restore_state(pdev); |
53232803 | 5617 | pci_enable_wake(pdev, PCI_D0, 0); |
1da177e4 | 5618 | |
53232803 | 5619 | if (prev_state != PCI_D1) { |
1da177e4 LT |
5620 | reset_card(dev, 0); |
5621 | mpi_init_descriptors(ai); | |
5622 | setup_card(ai, dev->dev_addr, 0); | |
5623 | clear_bit(FLAG_RADIO_OFF, &ai->flags); | |
5624 | clear_bit(FLAG_PENDING_XMIT, &ai->flags); | |
5625 | } else { | |
5626 | OUT4500(ai, EVACK, EV_AWAKEN); | |
5627 | OUT4500(ai, EVACK, EV_AWAKEN); | |
5628 | msleep(100); | |
5629 | } | |
5630 | ||
e292c737 | 5631 | set_bit(FLAG_COMMIT, &ai->flags); |
1da177e4 LT |
5632 | disable_MAC(ai, 0); |
5633 | msleep(200); | |
5634 | if (ai->SSID) { | |
5635 | writeSsidRid(ai, ai->SSID, 0); | |
5636 | kfree(ai->SSID); | |
5637 | ai->SSID = NULL; | |
5638 | } | |
5639 | if (ai->APList) { | |
5640 | writeAPListRid(ai, ai->APList, 0); | |
5641 | kfree(ai->APList); | |
5642 | ai->APList = NULL; | |
5643 | } | |
5644 | writeConfigRid(ai, 0); | |
175ec1a1 | 5645 | enable_MAC(ai, 0); |
1cc68ae0 | 5646 | ai->power = PMSG_ON; |
1da177e4 LT |
5647 | netif_device_attach(dev); |
5648 | netif_wake_queue(dev); | |
5649 | enable_interrupts(ai); | |
5650 | up(&ai->sem); | |
5651 | return 0; | |
5652 | } | |
5653 | #endif | |
5654 | ||
5655 | static int __init airo_init_module( void ) | |
5656 | { | |
de897881 | 5657 | int i; |
1da177e4 | 5658 | |
1efa29cd EB |
5659 | proc_kuid = make_kuid(&init_user_ns, proc_uid); |
5660 | proc_kgid = make_kgid(&init_user_ns, proc_gid); | |
5661 | if (!uid_valid(proc_kuid) || !gid_valid(proc_kgid)) | |
5662 | return -EINVAL; | |
5663 | ||
011159a0 | 5664 | airo_entry = proc_mkdir_mode("driver/aironet", airo_perm, NULL); |
de897881 | 5665 | |
271a15ea DH |
5666 | if (airo_entry) |
5667 | proc_set_user(airo_entry, proc_kuid, proc_kgid); | |
1da177e4 | 5668 | |
e292c737 | 5669 | for (i = 0; i < 4 && io[i] && irq[i]; i++) { |
934d8bf1 DW |
5670 | airo_print_info("", "Trying to configure ISA adapter at irq=%d " |
5671 | "io=0x%x", irq[i], io[i] ); | |
1da177e4 | 5672 | if (init_airo_card( irq[i], io[i], 0, NULL )) |
de897881 | 5673 | /* do nothing */ ; |
1da177e4 LT |
5674 | } |
5675 | ||
5676 | #ifdef CONFIG_PCI | |
934d8bf1 | 5677 | airo_print_info("", "Probing for PCI adapters"); |
de897881 | 5678 | i = pci_register_driver(&airo_driver); |
934d8bf1 | 5679 | airo_print_info("", "Finished probing for PCI adapters"); |
de897881 JG |
5680 | |
5681 | if (i) { | |
928b4d8c | 5682 | remove_proc_entry("driver/aironet", NULL); |
de897881 JG |
5683 | return i; |
5684 | } | |
1da177e4 LT |
5685 | #endif |
5686 | ||
5687 | /* Always exit with success, as we are a library module | |
5688 | * as well as a driver module | |
5689 | */ | |
5690 | return 0; | |
5691 | } | |
5692 | ||
5693 | static void __exit airo_cleanup_module( void ) | |
5694 | { | |
af5b5c9a MS |
5695 | struct airo_info *ai; |
5696 | while(!list_empty(&airo_devices)) { | |
5697 | ai = list_entry(airo_devices.next, struct airo_info, dev_list); | |
5698 | airo_print_info(ai->dev->name, "Unregistering..."); | |
5699 | stop_airo_card(ai->dev, 1); | |
1da177e4 LT |
5700 | } |
5701 | #ifdef CONFIG_PCI | |
5702 | pci_unregister_driver(&airo_driver); | |
5703 | #endif | |
928b4d8c | 5704 | remove_proc_entry("driver/aironet", NULL); |
1da177e4 LT |
5705 | } |
5706 | ||
1da177e4 LT |
5707 | /* |
5708 | * Initial Wireless Extension code for Aironet driver by : | |
5709 | * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00 | |
5710 | * Conversion to new driver API by : | |
5711 | * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02 | |
5712 | * Javier also did a good amount of work here, adding some new extensions | |
5713 | * and fixing my code. Let's just say that without him this code just | |
5714 | * would not work at all... - Jean II | |
5715 | */ | |
5716 | ||
41480af2 DW |
5717 | static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi) |
5718 | { | |
e292c737 | 5719 | if (!rssi_rid) |
41480af2 DW |
5720 | return 0; |
5721 | ||
5722 | return (0x100 - rssi_rid[rssi].rssidBm); | |
5723 | } | |
5724 | ||
5725 | static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm) | |
5726 | { | |
5727 | int i; | |
5728 | ||
e292c737 | 5729 | if (!rssi_rid) |
41480af2 DW |
5730 | return 0; |
5731 | ||
e292c737 | 5732 | for (i = 0; i < 256; i++) |
41480af2 DW |
5733 | if (rssi_rid[i].rssidBm == dbm) |
5734 | return rssi_rid[i].rssipct; | |
5735 | ||
5736 | return 0; | |
5737 | } | |
5738 | ||
5739 | ||
1da177e4 LT |
5740 | static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid) |
5741 | { | |
5742 | int quality = 0; | |
329e2c00 | 5743 | u16 sq; |
1da177e4 | 5744 | |
329e2c00 | 5745 | if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f)) |
56d81bd3 AV |
5746 | return 0; |
5747 | ||
5748 | if (!(cap_rid->hardCap & cpu_to_le16(8))) | |
5749 | return 0; | |
5750 | ||
329e2c00 | 5751 | sq = le16_to_cpu(status_rid->signalQuality); |
56d81bd3 | 5752 | if (memcmp(cap_rid->prodName, "350", 3)) |
329e2c00 | 5753 | if (sq > 0x20) |
56d81bd3 | 5754 | quality = 0; |
1da177e4 | 5755 | else |
329e2c00 | 5756 | quality = 0x20 - sq; |
56d81bd3 | 5757 | else |
329e2c00 | 5758 | if (sq > 0xb0) |
56d81bd3 | 5759 | quality = 0; |
329e2c00 | 5760 | else if (sq < 0x10) |
56d81bd3 AV |
5761 | quality = 0xa0; |
5762 | else | |
329e2c00 | 5763 | quality = 0xb0 - sq; |
1da177e4 LT |
5764 | return quality; |
5765 | } | |
5766 | ||
5767 | #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0) | |
5768 | #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50); | |
5769 | ||
5770 | /*------------------------------------------------------------------*/ | |
5771 | /* | |
5772 | * Wireless Handler : get protocol name | |
5773 | */ | |
5774 | static int airo_get_name(struct net_device *dev, | |
5775 | struct iw_request_info *info, | |
5776 | char *cwrq, | |
5777 | char *extra) | |
5778 | { | |
5779 | strcpy(cwrq, "IEEE 802.11-DS"); | |
5780 | return 0; | |
5781 | } | |
5782 | ||
5783 | /*------------------------------------------------------------------*/ | |
5784 | /* | |
5785 | * Wireless Handler : set frequency | |
5786 | */ | |
5787 | static int airo_set_freq(struct net_device *dev, | |
5788 | struct iw_request_info *info, | |
5789 | struct iw_freq *fwrq, | |
5790 | char *extra) | |
5791 | { | |
faf3994a | 5792 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5793 | int rc = -EINPROGRESS; /* Call commit handler */ |
5794 | ||
5795 | /* If setting by frequency, convert to a channel */ | |
9ee677c2 | 5796 | if(fwrq->e == 1) { |
1da177e4 | 5797 | int f = fwrq->m / 100000; |
9ee677c2 | 5798 | |
1da177e4 LT |
5799 | /* Hack to fall through... */ |
5800 | fwrq->e = 0; | |
e0febf14 | 5801 | fwrq->m = ieee80211_frequency_to_channel(f); |
1da177e4 LT |
5802 | } |
5803 | /* Setting by channel number */ | |
5804 | if((fwrq->m > 1000) || (fwrq->e > 0)) | |
5805 | rc = -EOPNOTSUPP; | |
5806 | else { | |
5807 | int channel = fwrq->m; | |
5808 | /* We should do a better check than that, | |
5809 | * based on the card capability !!! */ | |
2610c733 | 5810 | if((channel < 1) || (channel > 14)) { |
934d8bf1 DW |
5811 | airo_print_dbg(dev->name, "New channel value of %d is invalid!", |
5812 | fwrq->m); | |
1da177e4 LT |
5813 | rc = -EINVAL; |
5814 | } else { | |
5815 | readConfigRid(local, 1); | |
5816 | /* Yes ! We can set it !!! */ | |
3eb9b41f | 5817 | local->config.channelSet = cpu_to_le16(channel); |
1da177e4 LT |
5818 | set_bit (FLAG_COMMIT, &local->flags); |
5819 | } | |
5820 | } | |
5821 | return rc; | |
5822 | } | |
5823 | ||
5824 | /*------------------------------------------------------------------*/ | |
5825 | /* | |
5826 | * Wireless Handler : get frequency | |
5827 | */ | |
5828 | static int airo_get_freq(struct net_device *dev, | |
5829 | struct iw_request_info *info, | |
5830 | struct iw_freq *fwrq, | |
5831 | char *extra) | |
5832 | { | |
faf3994a | 5833 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 5834 | StatusRid status_rid; /* Card status info */ |
2610c733 | 5835 | int ch; |
1da177e4 LT |
5836 | |
5837 | readConfigRid(local, 1); | |
3eb9b41f AV |
5838 | if ((local->config.opmode & MODE_CFG_MASK) == MODE_STA_ESS) |
5839 | status_rid.channel = local->config.channelSet; | |
1da177e4 LT |
5840 | else |
5841 | readStatusRid(local, &status_rid, 1); | |
5842 | ||
329e2c00 | 5843 | ch = le16_to_cpu(status_rid.channel); |
2610c733 | 5844 | if((ch > 0) && (ch < 15)) { |
e0febf14 ZG |
5845 | fwrq->m = 100000 * |
5846 | ieee80211_channel_to_frequency(ch, IEEE80211_BAND_2GHZ); | |
1da177e4 | 5847 | fwrq->e = 1; |
2610c733 JA |
5848 | } else { |
5849 | fwrq->m = ch; | |
5850 | fwrq->e = 0; | |
1da177e4 | 5851 | } |
1da177e4 LT |
5852 | |
5853 | return 0; | |
5854 | } | |
5855 | ||
5856 | /*------------------------------------------------------------------*/ | |
5857 | /* | |
5858 | * Wireless Handler : set ESSID | |
5859 | */ | |
5860 | static int airo_set_essid(struct net_device *dev, | |
5861 | struct iw_request_info *info, | |
5862 | struct iw_point *dwrq, | |
5863 | char *extra) | |
5864 | { | |
faf3994a | 5865 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5866 | SsidRid SSID_rid; /* SSIDs */ |
5867 | ||
5868 | /* Reload the list of current SSID */ | |
5869 | readSsidRid(local, &SSID_rid); | |
5870 | ||
5871 | /* Check if we asked for `any' */ | |
3d0ccd02 | 5872 | if (dwrq->flags == 0) { |
1da177e4 LT |
5873 | /* Just send an empty SSID list */ |
5874 | memset(&SSID_rid, 0, sizeof(SSID_rid)); | |
5875 | } else { | |
3d0ccd02 | 5876 | unsigned index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
1da177e4 LT |
5877 | |
5878 | /* Check the size of the string */ | |
3d0ccd02 | 5879 | if (dwrq->length > IW_ESSID_MAX_SIZE) |
1da177e4 | 5880 | return -E2BIG ; |
3d0ccd02 | 5881 | |
1da177e4 | 5882 | /* Check if index is valid */ |
3d0ccd02 | 5883 | if (index >= ARRAY_SIZE(SSID_rid.ssids)) |
1da177e4 | 5884 | return -EINVAL; |
1da177e4 LT |
5885 | |
5886 | /* Set the SSID */ | |
5887 | memset(SSID_rid.ssids[index].ssid, 0, | |
5888 | sizeof(SSID_rid.ssids[index].ssid)); | |
5889 | memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length); | |
0dd2212f | 5890 | SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length); |
1da177e4 | 5891 | } |
0dd2212f | 5892 | SSID_rid.len = cpu_to_le16(sizeof(SSID_rid)); |
1da177e4 LT |
5893 | /* Write it to the card */ |
5894 | disable_MAC(local, 1); | |
5895 | writeSsidRid(local, &SSID_rid, 1); | |
175ec1a1 | 5896 | enable_MAC(local, 1); |
1da177e4 LT |
5897 | |
5898 | return 0; | |
5899 | } | |
5900 | ||
5901 | /*------------------------------------------------------------------*/ | |
5902 | /* | |
5903 | * Wireless Handler : get ESSID | |
5904 | */ | |
5905 | static int airo_get_essid(struct net_device *dev, | |
5906 | struct iw_request_info *info, | |
5907 | struct iw_point *dwrq, | |
5908 | char *extra) | |
5909 | { | |
faf3994a | 5910 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5911 | StatusRid status_rid; /* Card status info */ |
5912 | ||
5913 | readStatusRid(local, &status_rid, 1); | |
5914 | ||
5915 | /* Note : if dwrq->flags != 0, we should | |
5916 | * get the relevant SSID from the SSID list... */ | |
5917 | ||
5918 | /* Get the current SSID */ | |
329e2c00 | 5919 | memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen)); |
1da177e4 LT |
5920 | /* If none, we may want to get the one that was set */ |
5921 | ||
5922 | /* Push it out ! */ | |
329e2c00 | 5923 | dwrq->length = le16_to_cpu(status_rid.SSIDlen); |
1da177e4 LT |
5924 | dwrq->flags = 1; /* active */ |
5925 | ||
5926 | return 0; | |
5927 | } | |
5928 | ||
5929 | /*------------------------------------------------------------------*/ | |
5930 | /* | |
5931 | * Wireless Handler : set AP address | |
5932 | */ | |
5933 | static int airo_set_wap(struct net_device *dev, | |
5934 | struct iw_request_info *info, | |
5935 | struct sockaddr *awrq, | |
5936 | char *extra) | |
5937 | { | |
faf3994a | 5938 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5939 | Cmd cmd; |
5940 | Resp rsp; | |
5941 | APListRid APList_rid; | |
1da177e4 LT |
5942 | |
5943 | if (awrq->sa_family != ARPHRD_ETHER) | |
5944 | return -EINVAL; | |
0d1c6d1c WY |
5945 | else if (is_broadcast_ether_addr(awrq->sa_data) || |
5946 | is_zero_ether_addr(awrq->sa_data)) { | |
1da177e4 LT |
5947 | memset(&cmd, 0, sizeof(cmd)); |
5948 | cmd.cmd=CMD_LOSE_SYNC; | |
5949 | if (down_interruptible(&local->sem)) | |
5950 | return -ERESTARTSYS; | |
5951 | issuecommand(local, &cmd, &rsp); | |
5952 | up(&local->sem); | |
5953 | } else { | |
5954 | memset(&APList_rid, 0, sizeof(APList_rid)); | |
a749716e | 5955 | APList_rid.len = cpu_to_le16(sizeof(APList_rid)); |
1da177e4 LT |
5956 | memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN); |
5957 | disable_MAC(local, 1); | |
5958 | writeAPListRid(local, &APList_rid, 1); | |
175ec1a1 | 5959 | enable_MAC(local, 1); |
1da177e4 LT |
5960 | } |
5961 | return 0; | |
5962 | } | |
5963 | ||
5964 | /*------------------------------------------------------------------*/ | |
5965 | /* | |
5966 | * Wireless Handler : get AP address | |
5967 | */ | |
5968 | static int airo_get_wap(struct net_device *dev, | |
5969 | struct iw_request_info *info, | |
5970 | struct sockaddr *awrq, | |
5971 | char *extra) | |
5972 | { | |
faf3994a | 5973 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5974 | StatusRid status_rid; /* Card status info */ |
5975 | ||
5976 | readStatusRid(local, &status_rid, 1); | |
5977 | ||
5978 | /* Tentative. This seems to work, wow, I'm lucky !!! */ | |
5979 | memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN); | |
5980 | awrq->sa_family = ARPHRD_ETHER; | |
5981 | ||
5982 | return 0; | |
5983 | } | |
5984 | ||
5985 | /*------------------------------------------------------------------*/ | |
5986 | /* | |
5987 | * Wireless Handler : set Nickname | |
5988 | */ | |
5989 | static int airo_set_nick(struct net_device *dev, | |
5990 | struct iw_request_info *info, | |
5991 | struct iw_point *dwrq, | |
5992 | char *extra) | |
5993 | { | |
faf3994a | 5994 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
5995 | |
5996 | /* Check the size of the string */ | |
7f8544cc | 5997 | if(dwrq->length > 16) { |
1da177e4 LT |
5998 | return -E2BIG; |
5999 | } | |
6000 | readConfigRid(local, 1); | |
6001 | memset(local->config.nodeName, 0, sizeof(local->config.nodeName)); | |
6002 | memcpy(local->config.nodeName, extra, dwrq->length); | |
6003 | set_bit (FLAG_COMMIT, &local->flags); | |
6004 | ||
6005 | return -EINPROGRESS; /* Call commit handler */ | |
6006 | } | |
6007 | ||
6008 | /*------------------------------------------------------------------*/ | |
6009 | /* | |
6010 | * Wireless Handler : get Nickname | |
6011 | */ | |
6012 | static int airo_get_nick(struct net_device *dev, | |
6013 | struct iw_request_info *info, | |
6014 | struct iw_point *dwrq, | |
6015 | char *extra) | |
6016 | { | |
faf3994a | 6017 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6018 | |
6019 | readConfigRid(local, 1); | |
6020 | strncpy(extra, local->config.nodeName, 16); | |
6021 | extra[16] = '\0'; | |
7f8544cc | 6022 | dwrq->length = strlen(extra); |
1da177e4 LT |
6023 | |
6024 | return 0; | |
6025 | } | |
6026 | ||
6027 | /*------------------------------------------------------------------*/ | |
6028 | /* | |
6029 | * Wireless Handler : set Bit-Rate | |
6030 | */ | |
6031 | static int airo_set_rate(struct net_device *dev, | |
6032 | struct iw_request_info *info, | |
6033 | struct iw_param *vwrq, | |
6034 | char *extra) | |
6035 | { | |
faf3994a | 6036 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6037 | CapabilityRid cap_rid; /* Card capability info */ |
6038 | u8 brate = 0; | |
6039 | int i; | |
6040 | ||
6041 | /* First : get a valid bit rate value */ | |
6042 | readCapabilityRid(local, &cap_rid, 1); | |
6043 | ||
6044 | /* Which type of value ? */ | |
6045 | if((vwrq->value < 8) && (vwrq->value >= 0)) { | |
6046 | /* Setting by rate index */ | |
6047 | /* Find value in the magic rate table */ | |
6048 | brate = cap_rid.supportedRates[vwrq->value]; | |
6049 | } else { | |
6050 | /* Setting by frequency value */ | |
6051 | u8 normvalue = (u8) (vwrq->value/500000); | |
6052 | ||
6053 | /* Check if rate is valid */ | |
6054 | for(i = 0 ; i < 8 ; i++) { | |
6055 | if(normvalue == cap_rid.supportedRates[i]) { | |
6056 | brate = normvalue; | |
6057 | break; | |
6058 | } | |
6059 | } | |
6060 | } | |
6061 | /* -1 designed the max rate (mostly auto mode) */ | |
6062 | if(vwrq->value == -1) { | |
6063 | /* Get the highest available rate */ | |
6064 | for(i = 0 ; i < 8 ; i++) { | |
6065 | if(cap_rid.supportedRates[i] == 0) | |
6066 | break; | |
6067 | } | |
6068 | if(i != 0) | |
6069 | brate = cap_rid.supportedRates[i - 1]; | |
6070 | } | |
6071 | /* Check that it is valid */ | |
6072 | if(brate == 0) { | |
6073 | return -EINVAL; | |
6074 | } | |
6075 | ||
6076 | readConfigRid(local, 1); | |
6077 | /* Now, check if we want a fixed or auto value */ | |
6078 | if(vwrq->fixed == 0) { | |
6079 | /* Fill all the rates up to this max rate */ | |
6080 | memset(local->config.rates, 0, 8); | |
6081 | for(i = 0 ; i < 8 ; i++) { | |
6082 | local->config.rates[i] = cap_rid.supportedRates[i]; | |
6083 | if(local->config.rates[i] == brate) | |
6084 | break; | |
6085 | } | |
6086 | } else { | |
6087 | /* Fixed mode */ | |
6088 | /* One rate, fixed */ | |
6089 | memset(local->config.rates, 0, 8); | |
6090 | local->config.rates[0] = brate; | |
6091 | } | |
6092 | set_bit (FLAG_COMMIT, &local->flags); | |
6093 | ||
6094 | return -EINPROGRESS; /* Call commit handler */ | |
6095 | } | |
6096 | ||
6097 | /*------------------------------------------------------------------*/ | |
6098 | /* | |
6099 | * Wireless Handler : get Bit-Rate | |
6100 | */ | |
6101 | static int airo_get_rate(struct net_device *dev, | |
6102 | struct iw_request_info *info, | |
6103 | struct iw_param *vwrq, | |
6104 | char *extra) | |
6105 | { | |
faf3994a | 6106 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6107 | StatusRid status_rid; /* Card status info */ |
6108 | ||
6109 | readStatusRid(local, &status_rid, 1); | |
6110 | ||
329e2c00 | 6111 | vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000; |
1da177e4 LT |
6112 | /* If more than one rate, set auto */ |
6113 | readConfigRid(local, 1); | |
6114 | vwrq->fixed = (local->config.rates[1] == 0); | |
6115 | ||
6116 | return 0; | |
6117 | } | |
6118 | ||
6119 | /*------------------------------------------------------------------*/ | |
6120 | /* | |
6121 | * Wireless Handler : set RTS threshold | |
6122 | */ | |
6123 | static int airo_set_rts(struct net_device *dev, | |
6124 | struct iw_request_info *info, | |
6125 | struct iw_param *vwrq, | |
6126 | char *extra) | |
6127 | { | |
faf3994a | 6128 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6129 | int rthr = vwrq->value; |
6130 | ||
6131 | if(vwrq->disabled) | |
15db2763 DW |
6132 | rthr = AIRO_DEF_MTU; |
6133 | if((rthr < 0) || (rthr > AIRO_DEF_MTU)) { | |
1da177e4 LT |
6134 | return -EINVAL; |
6135 | } | |
6136 | readConfigRid(local, 1); | |
3eb9b41f | 6137 | local->config.rtsThres = cpu_to_le16(rthr); |
1da177e4 LT |
6138 | set_bit (FLAG_COMMIT, &local->flags); |
6139 | ||
6140 | return -EINPROGRESS; /* Call commit handler */ | |
6141 | } | |
6142 | ||
6143 | /*------------------------------------------------------------------*/ | |
6144 | /* | |
6145 | * Wireless Handler : get RTS threshold | |
6146 | */ | |
6147 | static int airo_get_rts(struct net_device *dev, | |
6148 | struct iw_request_info *info, | |
6149 | struct iw_param *vwrq, | |
6150 | char *extra) | |
6151 | { | |
faf3994a | 6152 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6153 | |
6154 | readConfigRid(local, 1); | |
3eb9b41f | 6155 | vwrq->value = le16_to_cpu(local->config.rtsThres); |
15db2763 | 6156 | vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU); |
1da177e4 LT |
6157 | vwrq->fixed = 1; |
6158 | ||
6159 | return 0; | |
6160 | } | |
6161 | ||
6162 | /*------------------------------------------------------------------*/ | |
6163 | /* | |
6164 | * Wireless Handler : set Fragmentation threshold | |
6165 | */ | |
6166 | static int airo_set_frag(struct net_device *dev, | |
6167 | struct iw_request_info *info, | |
6168 | struct iw_param *vwrq, | |
6169 | char *extra) | |
6170 | { | |
faf3994a | 6171 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6172 | int fthr = vwrq->value; |
6173 | ||
6174 | if(vwrq->disabled) | |
15db2763 DW |
6175 | fthr = AIRO_DEF_MTU; |
6176 | if((fthr < 256) || (fthr > AIRO_DEF_MTU)) { | |
1da177e4 LT |
6177 | return -EINVAL; |
6178 | } | |
6179 | fthr &= ~0x1; /* Get an even value - is it really needed ??? */ | |
6180 | readConfigRid(local, 1); | |
3eb9b41f | 6181 | local->config.fragThresh = cpu_to_le16(fthr); |
1da177e4 LT |
6182 | set_bit (FLAG_COMMIT, &local->flags); |
6183 | ||
6184 | return -EINPROGRESS; /* Call commit handler */ | |
6185 | } | |
6186 | ||
6187 | /*------------------------------------------------------------------*/ | |
6188 | /* | |
6189 | * Wireless Handler : get Fragmentation threshold | |
6190 | */ | |
6191 | static int airo_get_frag(struct net_device *dev, | |
6192 | struct iw_request_info *info, | |
6193 | struct iw_param *vwrq, | |
6194 | char *extra) | |
6195 | { | |
faf3994a | 6196 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6197 | |
6198 | readConfigRid(local, 1); | |
3eb9b41f | 6199 | vwrq->value = le16_to_cpu(local->config.fragThresh); |
15db2763 | 6200 | vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU); |
1da177e4 LT |
6201 | vwrq->fixed = 1; |
6202 | ||
6203 | return 0; | |
6204 | } | |
6205 | ||
6206 | /*------------------------------------------------------------------*/ | |
6207 | /* | |
6208 | * Wireless Handler : set Mode of Operation | |
6209 | */ | |
6210 | static int airo_set_mode(struct net_device *dev, | |
6211 | struct iw_request_info *info, | |
6212 | __u32 *uwrq, | |
6213 | char *extra) | |
6214 | { | |
faf3994a | 6215 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6216 | int reset = 0; |
6217 | ||
6218 | readConfigRid(local, 1); | |
3eb9b41f | 6219 | if (sniffing_mode(local)) |
1da177e4 LT |
6220 | reset = 1; |
6221 | ||
6222 | switch(*uwrq) { | |
6223 | case IW_MODE_ADHOC: | |
3eb9b41f | 6224 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6225 | local->config.opmode |= MODE_STA_IBSS; |
3eb9b41f | 6226 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6227 | local->config.scanMode = SCANMODE_ACTIVE; |
6228 | clear_bit (FLAG_802_11, &local->flags); | |
6229 | break; | |
6230 | case IW_MODE_INFRA: | |
3eb9b41f | 6231 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6232 | local->config.opmode |= MODE_STA_ESS; |
3eb9b41f | 6233 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6234 | local->config.scanMode = SCANMODE_ACTIVE; |
6235 | clear_bit (FLAG_802_11, &local->flags); | |
6236 | break; | |
6237 | case IW_MODE_MASTER: | |
3eb9b41f | 6238 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6239 | local->config.opmode |= MODE_AP; |
3eb9b41f | 6240 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6241 | local->config.scanMode = SCANMODE_ACTIVE; |
6242 | clear_bit (FLAG_802_11, &local->flags); | |
6243 | break; | |
6244 | case IW_MODE_REPEAT: | |
3eb9b41f | 6245 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6246 | local->config.opmode |= MODE_AP_RPTR; |
3eb9b41f | 6247 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6248 | local->config.scanMode = SCANMODE_ACTIVE; |
6249 | clear_bit (FLAG_802_11, &local->flags); | |
6250 | break; | |
6251 | case IW_MODE_MONITOR: | |
3eb9b41f | 6252 | local->config.opmode &= ~MODE_CFG_MASK; |
1da177e4 | 6253 | local->config.opmode |= MODE_STA_ESS; |
3eb9b41f | 6254 | local->config.rmode &= ~RXMODE_FULL_MASK; |
1da177e4 LT |
6255 | local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER; |
6256 | local->config.scanMode = SCANMODE_PASSIVE; | |
6257 | set_bit (FLAG_802_11, &local->flags); | |
6258 | break; | |
6259 | default: | |
6260 | return -EINVAL; | |
6261 | } | |
6262 | if (reset) | |
6263 | set_bit (FLAG_RESET, &local->flags); | |
6264 | set_bit (FLAG_COMMIT, &local->flags); | |
6265 | ||
6266 | return -EINPROGRESS; /* Call commit handler */ | |
6267 | } | |
6268 | ||
6269 | /*------------------------------------------------------------------*/ | |
6270 | /* | |
6271 | * Wireless Handler : get Mode of Operation | |
6272 | */ | |
6273 | static int airo_get_mode(struct net_device *dev, | |
6274 | struct iw_request_info *info, | |
6275 | __u32 *uwrq, | |
6276 | char *extra) | |
6277 | { | |
faf3994a | 6278 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6279 | |
6280 | readConfigRid(local, 1); | |
6281 | /* If not managed, assume it's ad-hoc */ | |
3eb9b41f | 6282 | switch (local->config.opmode & MODE_CFG_MASK) { |
1da177e4 LT |
6283 | case MODE_STA_ESS: |
6284 | *uwrq = IW_MODE_INFRA; | |
6285 | break; | |
6286 | case MODE_AP: | |
6287 | *uwrq = IW_MODE_MASTER; | |
6288 | break; | |
6289 | case MODE_AP_RPTR: | |
6290 | *uwrq = IW_MODE_REPEAT; | |
6291 | break; | |
6292 | default: | |
6293 | *uwrq = IW_MODE_ADHOC; | |
6294 | } | |
6295 | ||
6296 | return 0; | |
6297 | } | |
6298 | ||
138c0c68 | 6299 | static inline int valid_index(struct airo_info *ai, int index) |
56d81bd3 | 6300 | { |
138c0c68 | 6301 | return (index >= 0) && (index <= ai->max_wep_idx); |
56d81bd3 AV |
6302 | } |
6303 | ||
1da177e4 LT |
6304 | /*------------------------------------------------------------------*/ |
6305 | /* | |
6306 | * Wireless Handler : set Encryption Key | |
6307 | */ | |
6308 | static int airo_set_encode(struct net_device *dev, | |
6309 | struct iw_request_info *info, | |
6310 | struct iw_point *dwrq, | |
6311 | char *extra) | |
6312 | { | |
faf3994a | 6313 | struct airo_info *local = dev->ml_priv; |
c0380693 | 6314 | int perm = (dwrq->flags & IW_ENCODE_TEMP ? 0 : 1); |
3eb9b41f | 6315 | __le16 currentAuthType = local->config.authType; |
c0380693 | 6316 | int rc = 0; |
1da177e4 | 6317 | |
138c0c68 | 6318 | if (!local->wep_capable) |
1da177e4 | 6319 | return -EOPNOTSUPP; |
138c0c68 | 6320 | |
1da177e4 LT |
6321 | readConfigRid(local, 1); |
6322 | ||
6323 | /* Basic checking: do we have a key to set ? | |
6324 | * Note : with the new API, it's impossible to get a NULL pointer. | |
6325 | * Therefore, we need to check a key size == 0 instead. | |
6326 | * New version of iwconfig properly set the IW_ENCODE_NOKEY flag | |
6327 | * when no key is present (only change flags), but older versions | |
6328 | * don't do it. - Jean II */ | |
6329 | if (dwrq->length > 0) { | |
6330 | wep_key_t key; | |
6331 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
c0380693 | 6332 | int current_index; |
138c0c68 | 6333 | |
1da177e4 LT |
6334 | /* Check the size of the key */ |
6335 | if (dwrq->length > MAX_KEY_SIZE) { | |
6336 | return -EINVAL; | |
6337 | } | |
138c0c68 | 6338 | |
c0380693 DW |
6339 | current_index = get_wep_tx_idx(local); |
6340 | if (current_index < 0) | |
6341 | current_index = 0; | |
6342 | ||
1da177e4 | 6343 | /* Check the index (none -> use current) */ |
138c0c68 | 6344 | if (!valid_index(local, index)) |
1da177e4 | 6345 | index = current_index; |
138c0c68 | 6346 | |
1da177e4 LT |
6347 | /* Set the length */ |
6348 | if (dwrq->length > MIN_KEY_SIZE) | |
6349 | key.len = MAX_KEY_SIZE; | |
6350 | else | |
f09c2563 | 6351 | key.len = MIN_KEY_SIZE; |
1da177e4 LT |
6352 | /* Check if the key is not marked as invalid */ |
6353 | if(!(dwrq->flags & IW_ENCODE_NOKEY)) { | |
6354 | /* Cleanup */ | |
6355 | memset(key.key, 0, MAX_KEY_SIZE); | |
6356 | /* Copy the key in the driver */ | |
6357 | memcpy(key.key, extra, dwrq->length); | |
6358 | /* Send the key to the card */ | |
c0380693 DW |
6359 | rc = set_wep_key(local, index, key.key, key.len, perm, 1); |
6360 | if (rc < 0) { | |
6361 | airo_print_err(local->dev->name, "failed to set" | |
6362 | " WEP key at index %d: %d.", | |
6363 | index, rc); | |
6364 | return rc; | |
6365 | } | |
1da177e4 LT |
6366 | } |
6367 | /* WE specify that if a valid key is set, encryption | |
6368 | * should be enabled (user may turn it off later) | |
6369 | * This is also how "iwconfig ethX key on" works */ | |
6370 | if((index == current_index) && (key.len > 0) && | |
6371 | (local->config.authType == AUTH_OPEN)) { | |
6372 | local->config.authType = AUTH_ENCRYPT; | |
1da177e4 LT |
6373 | } |
6374 | } else { | |
6375 | /* Do we want to just set the transmit key index ? */ | |
6376 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; | |
c0380693 DW |
6377 | if (valid_index(local, index)) { |
6378 | rc = set_wep_tx_idx(local, index, perm, 1); | |
6379 | if (rc < 0) { | |
6380 | airo_print_err(local->dev->name, "failed to set" | |
6381 | " WEP transmit index to %d: %d.", | |
6382 | index, rc); | |
6383 | return rc; | |
6384 | } | |
6385 | } else { | |
1da177e4 | 6386 | /* Don't complain if only change the mode */ |
93a3b607 | 6387 | if (!(dwrq->flags & IW_ENCODE_MODE)) |
1da177e4 | 6388 | return -EINVAL; |
138c0c68 | 6389 | } |
1da177e4 LT |
6390 | } |
6391 | /* Read the flags */ | |
6392 | if(dwrq->flags & IW_ENCODE_DISABLED) | |
6393 | local->config.authType = AUTH_OPEN; // disable encryption | |
6394 | if(dwrq->flags & IW_ENCODE_RESTRICTED) | |
6395 | local->config.authType = AUTH_SHAREDKEY; // Only Both | |
6396 | if(dwrq->flags & IW_ENCODE_OPEN) | |
6397 | local->config.authType = AUTH_ENCRYPT; // Only Wep | |
6398 | /* Commit the changes to flags if needed */ | |
f89b2321 | 6399 | if (local->config.authType != currentAuthType) |
1da177e4 LT |
6400 | set_bit (FLAG_COMMIT, &local->flags); |
6401 | return -EINPROGRESS; /* Call commit handler */ | |
6402 | } | |
6403 | ||
6404 | /*------------------------------------------------------------------*/ | |
6405 | /* | |
6406 | * Wireless Handler : get Encryption Key | |
6407 | */ | |
6408 | static int airo_get_encode(struct net_device *dev, | |
6409 | struct iw_request_info *info, | |
6410 | struct iw_point *dwrq, | |
6411 | char *extra) | |
6412 | { | |
faf3994a | 6413 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 6414 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
267d493b | 6415 | int wep_key_len; |
c0380693 | 6416 | u8 buf[16]; |
1da177e4 | 6417 | |
138c0c68 | 6418 | if (!local->wep_capable) |
1da177e4 | 6419 | return -EOPNOTSUPP; |
138c0c68 | 6420 | |
1da177e4 | 6421 | readConfigRid(local, 1); |
138c0c68 | 6422 | |
1da177e4 LT |
6423 | /* Check encryption mode */ |
6424 | switch(local->config.authType) { | |
6425 | case AUTH_ENCRYPT: | |
6426 | dwrq->flags = IW_ENCODE_OPEN; | |
6427 | break; | |
6428 | case AUTH_SHAREDKEY: | |
6429 | dwrq->flags = IW_ENCODE_RESTRICTED; | |
6430 | break; | |
6431 | default: | |
6432 | case AUTH_OPEN: | |
6433 | dwrq->flags = IW_ENCODE_DISABLED; | |
6434 | break; | |
6435 | } | |
6436 | /* We can't return the key, so set the proper flag and return zero */ | |
6437 | dwrq->flags |= IW_ENCODE_NOKEY; | |
6438 | memset(extra, 0, 16); | |
6439 | ||
6440 | /* Which key do we want ? -1 -> tx index */ | |
c0380693 DW |
6441 | if (!valid_index(local, index)) { |
6442 | index = get_wep_tx_idx(local); | |
6443 | if (index < 0) | |
6444 | index = 0; | |
6445 | } | |
1da177e4 | 6446 | dwrq->flags |= index + 1; |
c0380693 | 6447 | |
1da177e4 | 6448 | /* Copy the key to the user buffer */ |
267d493b JL |
6449 | wep_key_len = get_wep_key(local, index, &buf[0], sizeof(buf)); |
6450 | if (wep_key_len < 0) { | |
aedec922 | 6451 | dwrq->length = 0; |
267d493b JL |
6452 | } else { |
6453 | dwrq->length = wep_key_len; | |
6454 | memcpy(extra, buf, dwrq->length); | |
6455 | } | |
c0380693 | 6456 | |
1da177e4 LT |
6457 | return 0; |
6458 | } | |
6459 | ||
4be757dd DW |
6460 | /*------------------------------------------------------------------*/ |
6461 | /* | |
6462 | * Wireless Handler : set extended Encryption parameters | |
6463 | */ | |
6464 | static int airo_set_encodeext(struct net_device *dev, | |
6465 | struct iw_request_info *info, | |
6466 | union iwreq_data *wrqu, | |
6467 | char *extra) | |
6468 | { | |
faf3994a | 6469 | struct airo_info *local = dev->ml_priv; |
4be757dd DW |
6470 | struct iw_point *encoding = &wrqu->encoding; |
6471 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; | |
4be757dd | 6472 | int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 ); |
3eb9b41f | 6473 | __le16 currentAuthType = local->config.authType; |
c0380693 | 6474 | int idx, key_len, alg = ext->alg, set_key = 1, rc; |
4be757dd DW |
6475 | wep_key_t key; |
6476 | ||
138c0c68 | 6477 | if (!local->wep_capable) |
4be757dd | 6478 | return -EOPNOTSUPP; |
138c0c68 | 6479 | |
4be757dd DW |
6480 | readConfigRid(local, 1); |
6481 | ||
6482 | /* Determine and validate the key index */ | |
6483 | idx = encoding->flags & IW_ENCODE_INDEX; | |
6484 | if (idx) { | |
138c0c68 | 6485 | if (!valid_index(local, idx - 1)) |
4be757dd DW |
6486 | return -EINVAL; |
6487 | idx--; | |
c0380693 DW |
6488 | } else { |
6489 | idx = get_wep_tx_idx(local); | |
6490 | if (idx < 0) | |
6491 | idx = 0; | |
6492 | } | |
4be757dd DW |
6493 | |
6494 | if (encoding->flags & IW_ENCODE_DISABLED) | |
6495 | alg = IW_ENCODE_ALG_NONE; | |
6496 | ||
4be757dd | 6497 | if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { |
22d8846e DW |
6498 | /* Only set transmit key index here, actual |
6499 | * key is set below if needed. | |
6500 | */ | |
c0380693 DW |
6501 | rc = set_wep_tx_idx(local, idx, perm, 1); |
6502 | if (rc < 0) { | |
6503 | airo_print_err(local->dev->name, "failed to set " | |
6504 | "WEP transmit index to %d: %d.", | |
6505 | idx, rc); | |
6506 | return rc; | |
6507 | } | |
22d8846e DW |
6508 | set_key = ext->key_len > 0 ? 1 : 0; |
6509 | } | |
6510 | ||
6511 | if (set_key) { | |
4be757dd DW |
6512 | /* Set the requested key first */ |
6513 | memset(key.key, 0, MAX_KEY_SIZE); | |
6514 | switch (alg) { | |
6515 | case IW_ENCODE_ALG_NONE: | |
6516 | key.len = 0; | |
6517 | break; | |
6518 | case IW_ENCODE_ALG_WEP: | |
6519 | if (ext->key_len > MIN_KEY_SIZE) { | |
6520 | key.len = MAX_KEY_SIZE; | |
6521 | } else if (ext->key_len > 0) { | |
6522 | key.len = MIN_KEY_SIZE; | |
6523 | } else { | |
6524 | return -EINVAL; | |
6525 | } | |
6526 | key_len = min (ext->key_len, key.len); | |
6527 | memcpy(key.key, ext->key, key_len); | |
6528 | break; | |
6529 | default: | |
6530 | return -EINVAL; | |
6531 | } | |
f09c2563 SG |
6532 | if (key.len == 0) { |
6533 | rc = set_wep_tx_idx(local, idx, perm, 1); | |
6534 | if (rc < 0) { | |
6535 | airo_print_err(local->dev->name, | |
6536 | "failed to set WEP transmit index to %d: %d.", | |
6537 | idx, rc); | |
6538 | return rc; | |
6539 | } | |
6540 | } else { | |
6541 | rc = set_wep_key(local, idx, key.key, key.len, perm, 1); | |
6542 | if (rc < 0) { | |
6543 | airo_print_err(local->dev->name, | |
6544 | "failed to set WEP key at index %d: %d.", | |
6545 | idx, rc); | |
6546 | return rc; | |
6547 | } | |
c0380693 | 6548 | } |
4be757dd DW |
6549 | } |
6550 | ||
6551 | /* Read the flags */ | |
6552 | if(encoding->flags & IW_ENCODE_DISABLED) | |
6553 | local->config.authType = AUTH_OPEN; // disable encryption | |
6554 | if(encoding->flags & IW_ENCODE_RESTRICTED) | |
6555 | local->config.authType = AUTH_SHAREDKEY; // Only Both | |
6556 | if(encoding->flags & IW_ENCODE_OPEN) | |
6557 | local->config.authType = AUTH_ENCRYPT; // Only Wep | |
6558 | /* Commit the changes to flags if needed */ | |
6559 | if (local->config.authType != currentAuthType) | |
6560 | set_bit (FLAG_COMMIT, &local->flags); | |
6561 | ||
6562 | return -EINPROGRESS; | |
6563 | } | |
6564 | ||
6565 | ||
6566 | /*------------------------------------------------------------------*/ | |
6567 | /* | |
6568 | * Wireless Handler : get extended Encryption parameters | |
6569 | */ | |
6570 | static int airo_get_encodeext(struct net_device *dev, | |
6571 | struct iw_request_info *info, | |
6572 | union iwreq_data *wrqu, | |
6573 | char *extra) | |
6574 | { | |
faf3994a | 6575 | struct airo_info *local = dev->ml_priv; |
4be757dd DW |
6576 | struct iw_point *encoding = &wrqu->encoding; |
6577 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; | |
267d493b | 6578 | int idx, max_key_len, wep_key_len; |
c0380693 | 6579 | u8 buf[16]; |
4be757dd | 6580 | |
138c0c68 | 6581 | if (!local->wep_capable) |
4be757dd | 6582 | return -EOPNOTSUPP; |
138c0c68 | 6583 | |
4be757dd DW |
6584 | readConfigRid(local, 1); |
6585 | ||
6586 | max_key_len = encoding->length - sizeof(*ext); | |
6587 | if (max_key_len < 0) | |
6588 | return -EINVAL; | |
6589 | ||
6590 | idx = encoding->flags & IW_ENCODE_INDEX; | |
6591 | if (idx) { | |
138c0c68 | 6592 | if (!valid_index(local, idx - 1)) |
4be757dd DW |
6593 | return -EINVAL; |
6594 | idx--; | |
c0380693 DW |
6595 | } else { |
6596 | idx = get_wep_tx_idx(local); | |
6597 | if (idx < 0) | |
6598 | idx = 0; | |
6599 | } | |
4be757dd DW |
6600 | |
6601 | encoding->flags = idx + 1; | |
6602 | memset(ext, 0, sizeof(*ext)); | |
6603 | ||
6604 | /* Check encryption mode */ | |
6605 | switch(local->config.authType) { | |
6606 | case AUTH_ENCRYPT: | |
6607 | encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED; | |
6608 | break; | |
6609 | case AUTH_SHAREDKEY: | |
6610 | encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED; | |
6611 | break; | |
6612 | default: | |
6613 | case AUTH_OPEN: | |
6614 | encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED; | |
6615 | break; | |
6616 | } | |
6617 | /* We can't return the key, so set the proper flag and return zero */ | |
6618 | encoding->flags |= IW_ENCODE_NOKEY; | |
6619 | memset(extra, 0, 16); | |
6620 | ||
6621 | /* Copy the key to the user buffer */ | |
267d493b JL |
6622 | wep_key_len = get_wep_key(local, idx, &buf[0], sizeof(buf)); |
6623 | if (wep_key_len < 0) { | |
aedec922 | 6624 | ext->key_len = 0; |
267d493b JL |
6625 | } else { |
6626 | ext->key_len = wep_key_len; | |
6627 | memcpy(extra, buf, ext->key_len); | |
6628 | } | |
4be757dd DW |
6629 | |
6630 | return 0; | |
6631 | } | |
6632 | ||
6633 | ||
6634 | /*------------------------------------------------------------------*/ | |
6635 | /* | |
6636 | * Wireless Handler : set extended authentication parameters | |
6637 | */ | |
6638 | static int airo_set_auth(struct net_device *dev, | |
6639 | struct iw_request_info *info, | |
6640 | union iwreq_data *wrqu, char *extra) | |
6641 | { | |
faf3994a | 6642 | struct airo_info *local = dev->ml_priv; |
4be757dd | 6643 | struct iw_param *param = &wrqu->param; |
3eb9b41f | 6644 | __le16 currentAuthType = local->config.authType; |
4be757dd DW |
6645 | |
6646 | switch (param->flags & IW_AUTH_INDEX) { | |
6647 | case IW_AUTH_WPA_VERSION: | |
6648 | case IW_AUTH_CIPHER_PAIRWISE: | |
6649 | case IW_AUTH_CIPHER_GROUP: | |
6650 | case IW_AUTH_KEY_MGMT: | |
6651 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
6652 | case IW_AUTH_PRIVACY_INVOKED: | |
6653 | /* | |
6654 | * airo does not use these parameters | |
6655 | */ | |
6656 | break; | |
6657 | ||
6658 | case IW_AUTH_DROP_UNENCRYPTED: | |
6659 | if (param->value) { | |
6660 | /* Only change auth type if unencrypted */ | |
6661 | if (currentAuthType == AUTH_OPEN) | |
6662 | local->config.authType = AUTH_ENCRYPT; | |
6663 | } else { | |
6664 | local->config.authType = AUTH_OPEN; | |
6665 | } | |
6666 | ||
6667 | /* Commit the changes to flags if needed */ | |
6668 | if (local->config.authType != currentAuthType) | |
6669 | set_bit (FLAG_COMMIT, &local->flags); | |
6670 | break; | |
6671 | ||
6672 | case IW_AUTH_80211_AUTH_ALG: { | |
6673 | /* FIXME: What about AUTH_OPEN? This API seems to | |
6674 | * disallow setting our auth to AUTH_OPEN. | |
6675 | */ | |
6676 | if (param->value & IW_AUTH_ALG_SHARED_KEY) { | |
6677 | local->config.authType = AUTH_SHAREDKEY; | |
6678 | } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { | |
6679 | local->config.authType = AUTH_ENCRYPT; | |
6680 | } else | |
6681 | return -EINVAL; | |
4be757dd DW |
6682 | |
6683 | /* Commit the changes to flags if needed */ | |
6684 | if (local->config.authType != currentAuthType) | |
6685 | set_bit (FLAG_COMMIT, &local->flags); | |
011f5c5b | 6686 | break; |
4be757dd DW |
6687 | } |
6688 | ||
6689 | case IW_AUTH_WPA_ENABLED: | |
6690 | /* Silently accept disable of WPA */ | |
6691 | if (param->value > 0) | |
6692 | return -EOPNOTSUPP; | |
6693 | break; | |
6694 | ||
6695 | default: | |
6696 | return -EOPNOTSUPP; | |
6697 | } | |
6698 | return -EINPROGRESS; | |
6699 | } | |
6700 | ||
6701 | ||
6702 | /*------------------------------------------------------------------*/ | |
6703 | /* | |
6704 | * Wireless Handler : get extended authentication parameters | |
6705 | */ | |
6706 | static int airo_get_auth(struct net_device *dev, | |
6707 | struct iw_request_info *info, | |
6708 | union iwreq_data *wrqu, char *extra) | |
6709 | { | |
faf3994a | 6710 | struct airo_info *local = dev->ml_priv; |
4be757dd | 6711 | struct iw_param *param = &wrqu->param; |
3eb9b41f | 6712 | __le16 currentAuthType = local->config.authType; |
4be757dd DW |
6713 | |
6714 | switch (param->flags & IW_AUTH_INDEX) { | |
6715 | case IW_AUTH_DROP_UNENCRYPTED: | |
6716 | switch (currentAuthType) { | |
6717 | case AUTH_SHAREDKEY: | |
6718 | case AUTH_ENCRYPT: | |
6719 | param->value = 1; | |
6720 | break; | |
6721 | default: | |
6722 | param->value = 0; | |
6723 | break; | |
6724 | } | |
6725 | break; | |
6726 | ||
6727 | case IW_AUTH_80211_AUTH_ALG: | |
6728 | switch (currentAuthType) { | |
6729 | case AUTH_SHAREDKEY: | |
6730 | param->value = IW_AUTH_ALG_SHARED_KEY; | |
6731 | break; | |
6732 | case AUTH_ENCRYPT: | |
6733 | default: | |
6734 | param->value = IW_AUTH_ALG_OPEN_SYSTEM; | |
6735 | break; | |
6736 | } | |
6737 | break; | |
6738 | ||
6739 | case IW_AUTH_WPA_ENABLED: | |
6740 | param->value = 0; | |
6741 | break; | |
6742 | ||
6743 | default: | |
6744 | return -EOPNOTSUPP; | |
6745 | } | |
6746 | return 0; | |
6747 | } | |
6748 | ||
6749 | ||
1da177e4 LT |
6750 | /*------------------------------------------------------------------*/ |
6751 | /* | |
6752 | * Wireless Handler : set Tx-Power | |
6753 | */ | |
6754 | static int airo_set_txpow(struct net_device *dev, | |
6755 | struct iw_request_info *info, | |
6756 | struct iw_param *vwrq, | |
6757 | char *extra) | |
6758 | { | |
faf3994a | 6759 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6760 | CapabilityRid cap_rid; /* Card capability info */ |
6761 | int i; | |
6762 | int rc = -EINVAL; | |
3eb9b41f | 6763 | __le16 v = cpu_to_le16(vwrq->value); |
1da177e4 LT |
6764 | |
6765 | readCapabilityRid(local, &cap_rid, 1); | |
6766 | ||
6767 | if (vwrq->disabled) { | |
6768 | set_bit (FLAG_RADIO_OFF, &local->flags); | |
6769 | set_bit (FLAG_COMMIT, &local->flags); | |
6770 | return -EINPROGRESS; /* Call commit handler */ | |
6771 | } | |
6772 | if (vwrq->flags != IW_TXPOW_MWATT) { | |
6773 | return -EINVAL; | |
6774 | } | |
6775 | clear_bit (FLAG_RADIO_OFF, &local->flags); | |
3d0ccd02 | 6776 | for (i = 0; i < 8 && cap_rid.txPowerLevels[i]; i++) |
3eb9b41f | 6777 | if (v == cap_rid.txPowerLevels[i]) { |
1da177e4 | 6778 | readConfigRid(local, 1); |
3eb9b41f | 6779 | local->config.txPower = v; |
1da177e4 LT |
6780 | set_bit (FLAG_COMMIT, &local->flags); |
6781 | rc = -EINPROGRESS; /* Call commit handler */ | |
6782 | break; | |
6783 | } | |
6784 | return rc; | |
6785 | } | |
6786 | ||
6787 | /*------------------------------------------------------------------*/ | |
6788 | /* | |
6789 | * Wireless Handler : get Tx-Power | |
6790 | */ | |
6791 | static int airo_get_txpow(struct net_device *dev, | |
6792 | struct iw_request_info *info, | |
6793 | struct iw_param *vwrq, | |
6794 | char *extra) | |
6795 | { | |
faf3994a | 6796 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6797 | |
6798 | readConfigRid(local, 1); | |
3eb9b41f | 6799 | vwrq->value = le16_to_cpu(local->config.txPower); |
1da177e4 LT |
6800 | vwrq->fixed = 1; /* No power control */ |
6801 | vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags); | |
6802 | vwrq->flags = IW_TXPOW_MWATT; | |
6803 | ||
6804 | return 0; | |
6805 | } | |
6806 | ||
6807 | /*------------------------------------------------------------------*/ | |
6808 | /* | |
6809 | * Wireless Handler : set Retry limits | |
6810 | */ | |
6811 | static int airo_set_retry(struct net_device *dev, | |
6812 | struct iw_request_info *info, | |
6813 | struct iw_param *vwrq, | |
6814 | char *extra) | |
6815 | { | |
faf3994a | 6816 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6817 | int rc = -EINVAL; |
6818 | ||
6819 | if(vwrq->disabled) { | |
6820 | return -EINVAL; | |
6821 | } | |
6822 | readConfigRid(local, 1); | |
6823 | if(vwrq->flags & IW_RETRY_LIMIT) { | |
3eb9b41f | 6824 | __le16 v = cpu_to_le16(vwrq->value); |
7f8544cc | 6825 | if(vwrq->flags & IW_RETRY_LONG) |
3eb9b41f | 6826 | local->config.longRetryLimit = v; |
7f8544cc | 6827 | else if (vwrq->flags & IW_RETRY_SHORT) |
3eb9b41f | 6828 | local->config.shortRetryLimit = v; |
1da177e4 LT |
6829 | else { |
6830 | /* No modifier : set both */ | |
3eb9b41f AV |
6831 | local->config.longRetryLimit = v; |
6832 | local->config.shortRetryLimit = v; | |
1da177e4 LT |
6833 | } |
6834 | set_bit (FLAG_COMMIT, &local->flags); | |
6835 | rc = -EINPROGRESS; /* Call commit handler */ | |
6836 | } | |
6837 | if(vwrq->flags & IW_RETRY_LIFETIME) { | |
3eb9b41f | 6838 | local->config.txLifetime = cpu_to_le16(vwrq->value / 1024); |
1da177e4 LT |
6839 | set_bit (FLAG_COMMIT, &local->flags); |
6840 | rc = -EINPROGRESS; /* Call commit handler */ | |
6841 | } | |
6842 | return rc; | |
6843 | } | |
6844 | ||
6845 | /*------------------------------------------------------------------*/ | |
6846 | /* | |
6847 | * Wireless Handler : get Retry limits | |
6848 | */ | |
6849 | static int airo_get_retry(struct net_device *dev, | |
6850 | struct iw_request_info *info, | |
6851 | struct iw_param *vwrq, | |
6852 | char *extra) | |
6853 | { | |
faf3994a | 6854 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6855 | |
6856 | vwrq->disabled = 0; /* Can't be disabled */ | |
6857 | ||
6858 | readConfigRid(local, 1); | |
6859 | /* Note : by default, display the min retry number */ | |
6860 | if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { | |
6861 | vwrq->flags = IW_RETRY_LIFETIME; | |
3eb9b41f | 6862 | vwrq->value = le16_to_cpu(local->config.txLifetime) * 1024; |
7f8544cc JT |
6863 | } else if((vwrq->flags & IW_RETRY_LONG)) { |
6864 | vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; | |
3eb9b41f | 6865 | vwrq->value = le16_to_cpu(local->config.longRetryLimit); |
1da177e4 LT |
6866 | } else { |
6867 | vwrq->flags = IW_RETRY_LIMIT; | |
3eb9b41f AV |
6868 | vwrq->value = le16_to_cpu(local->config.shortRetryLimit); |
6869 | if(local->config.shortRetryLimit != local->config.longRetryLimit) | |
7f8544cc | 6870 | vwrq->flags |= IW_RETRY_SHORT; |
1da177e4 LT |
6871 | } |
6872 | ||
6873 | return 0; | |
6874 | } | |
6875 | ||
6876 | /*------------------------------------------------------------------*/ | |
6877 | /* | |
6878 | * Wireless Handler : get range info | |
6879 | */ | |
6880 | static int airo_get_range(struct net_device *dev, | |
6881 | struct iw_request_info *info, | |
6882 | struct iw_point *dwrq, | |
6883 | char *extra) | |
6884 | { | |
faf3994a | 6885 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
6886 | struct iw_range *range = (struct iw_range *) extra; |
6887 | CapabilityRid cap_rid; /* Card capability info */ | |
6888 | int i; | |
6889 | int k; | |
6890 | ||
6891 | readCapabilityRid(local, &cap_rid, 1); | |
6892 | ||
6893 | dwrq->length = sizeof(struct iw_range); | |
6894 | memset(range, 0, sizeof(*range)); | |
6895 | range->min_nwid = 0x0000; | |
6896 | range->max_nwid = 0x0000; | |
6897 | range->num_channels = 14; | |
6898 | /* Should be based on cap_rid.country to give only | |
6899 | * what the current card support */ | |
6900 | k = 0; | |
6901 | for(i = 0; i < 14; i++) { | |
6902 | range->freq[k].i = i + 1; /* List index */ | |
e0febf14 ZG |
6903 | range->freq[k].m = 100000 * |
6904 | ieee80211_channel_to_frequency(i + 1, IEEE80211_BAND_2GHZ); | |
9ee677c2 | 6905 | range->freq[k++].e = 1; /* Values in MHz -> * 10^5 * 10 */ |
1da177e4 LT |
6906 | } |
6907 | range->num_frequency = k; | |
6908 | ||
41480af2 DW |
6909 | range->sensitivity = 65535; |
6910 | ||
1da177e4 | 6911 | /* Hum... Should put the right values there */ |
41480af2 DW |
6912 | if (local->rssi) |
6913 | range->max_qual.qual = 100; /* % */ | |
6914 | else | |
6915 | range->max_qual.qual = airo_get_max_quality(&cap_rid); | |
ce6623c3 JT |
6916 | range->max_qual.level = 0x100 - 120; /* -120 dBm */ |
6917 | range->max_qual.noise = 0x100 - 120; /* -120 dBm */ | |
41480af2 DW |
6918 | |
6919 | /* Experimental measurements - boundary 11/5.5 Mb/s */ | |
6920 | /* Note : with or without the (local->rssi), results | |
6921 | * are somewhat different. - Jean II */ | |
6922 | if (local->rssi) { | |
ce6623c3 JT |
6923 | range->avg_qual.qual = 50; /* % */ |
6924 | range->avg_qual.level = 0x100 - 70; /* -70 dBm */ | |
41480af2 DW |
6925 | } else { |
6926 | range->avg_qual.qual = airo_get_avg_quality(&cap_rid); | |
ce6623c3 | 6927 | range->avg_qual.level = 0x100 - 80; /* -80 dBm */ |
41480af2 | 6928 | } |
ce6623c3 | 6929 | range->avg_qual.noise = 0x100 - 85; /* -85 dBm */ |
1da177e4 LT |
6930 | |
6931 | for(i = 0 ; i < 8 ; i++) { | |
6932 | range->bitrate[i] = cap_rid.supportedRates[i] * 500000; | |
6933 | if(range->bitrate[i] == 0) | |
6934 | break; | |
6935 | } | |
6936 | range->num_bitrates = i; | |
6937 | ||
6938 | /* Set an indication of the max TCP throughput | |
6939 | * in bit/s that we can expect using this interface. | |
6940 | * May be use for QoS stuff... Jean II */ | |
6941 | if(i > 2) | |
6942 | range->throughput = 5000 * 1000; | |
6943 | else | |
6944 | range->throughput = 1500 * 1000; | |
6945 | ||
6946 | range->min_rts = 0; | |
15db2763 | 6947 | range->max_rts = AIRO_DEF_MTU; |
1da177e4 | 6948 | range->min_frag = 256; |
15db2763 | 6949 | range->max_frag = AIRO_DEF_MTU; |
1da177e4 | 6950 | |
56d81bd3 | 6951 | if(cap_rid.softCap & cpu_to_le16(2)) { |
1da177e4 LT |
6952 | // WEP: RC4 40 bits |
6953 | range->encoding_size[0] = 5; | |
6954 | // RC4 ~128 bits | |
56d81bd3 | 6955 | if (cap_rid.softCap & cpu_to_le16(0x100)) { |
1da177e4 LT |
6956 | range->encoding_size[1] = 13; |
6957 | range->num_encoding_sizes = 2; | |
6958 | } else | |
6959 | range->num_encoding_sizes = 1; | |
56d81bd3 AV |
6960 | range->max_encoding_tokens = |
6961 | cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1; | |
1da177e4 LT |
6962 | } else { |
6963 | range->num_encoding_sizes = 0; | |
6964 | range->max_encoding_tokens = 0; | |
6965 | } | |
6966 | range->min_pmp = 0; | |
6967 | range->max_pmp = 5000000; /* 5 secs */ | |
6968 | range->min_pmt = 0; | |
6969 | range->max_pmt = 65535 * 1024; /* ??? */ | |
6970 | range->pmp_flags = IW_POWER_PERIOD; | |
6971 | range->pmt_flags = IW_POWER_TIMEOUT; | |
6972 | range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R; | |
6973 | ||
6974 | /* Transmit Power - values are in mW */ | |
6975 | for(i = 0 ; i < 8 ; i++) { | |
56d81bd3 | 6976 | range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]); |
1da177e4 LT |
6977 | if(range->txpower[i] == 0) |
6978 | break; | |
6979 | } | |
6980 | range->num_txpower = i; | |
6981 | range->txpower_capa = IW_TXPOW_MWATT; | |
3c304956 | 6982 | range->we_version_source = 19; |
1da177e4 LT |
6983 | range->we_version_compiled = WIRELESS_EXT; |
6984 | range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; | |
6985 | range->retry_flags = IW_RETRY_LIMIT; | |
6986 | range->r_time_flags = IW_RETRY_LIFETIME; | |
6987 | range->min_retry = 1; | |
6988 | range->max_retry = 65535; | |
6989 | range->min_r_time = 1024; | |
6990 | range->max_r_time = 65535 * 1024; | |
1da177e4 LT |
6991 | |
6992 | /* Event capability (kernel + driver) */ | |
6993 | range->event_capa[0] = (IW_EVENT_CAPA_K_0 | | |
6994 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | | |
6995 | IW_EVENT_CAPA_MASK(SIOCGIWAP) | | |
6996 | IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); | |
6997 | range->event_capa[1] = IW_EVENT_CAPA_K_1; | |
6998 | range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP); | |
6999 | return 0; | |
7000 | } | |
7001 | ||
7002 | /*------------------------------------------------------------------*/ | |
7003 | /* | |
7004 | * Wireless Handler : set Power Management | |
7005 | */ | |
7006 | static int airo_set_power(struct net_device *dev, | |
7007 | struct iw_request_info *info, | |
7008 | struct iw_param *vwrq, | |
7009 | char *extra) | |
7010 | { | |
faf3994a | 7011 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7012 | |
7013 | readConfigRid(local, 1); | |
7014 | if (vwrq->disabled) { | |
3eb9b41f | 7015 | if (sniffing_mode(local)) |
1da177e4 | 7016 | return -EINVAL; |
1da177e4 | 7017 | local->config.powerSaveMode = POWERSAVE_CAM; |
3eb9b41f | 7018 | local->config.rmode &= ~RXMODE_MASK; |
1da177e4 LT |
7019 | local->config.rmode |= RXMODE_BC_MC_ADDR; |
7020 | set_bit (FLAG_COMMIT, &local->flags); | |
7021 | return -EINPROGRESS; /* Call commit handler */ | |
7022 | } | |
7023 | if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { | |
3eb9b41f | 7024 | local->config.fastListenDelay = cpu_to_le16((vwrq->value + 500) / 1024); |
1da177e4 LT |
7025 | local->config.powerSaveMode = POWERSAVE_PSPCAM; |
7026 | set_bit (FLAG_COMMIT, &local->flags); | |
7027 | } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) { | |
3eb9b41f AV |
7028 | local->config.fastListenInterval = |
7029 | local->config.listenInterval = | |
7030 | cpu_to_le16((vwrq->value + 500) / 1024); | |
1da177e4 LT |
7031 | local->config.powerSaveMode = POWERSAVE_PSPCAM; |
7032 | set_bit (FLAG_COMMIT, &local->flags); | |
7033 | } | |
7034 | switch (vwrq->flags & IW_POWER_MODE) { | |
7035 | case IW_POWER_UNICAST_R: | |
3eb9b41f | 7036 | if (sniffing_mode(local)) |
1da177e4 | 7037 | return -EINVAL; |
3eb9b41f | 7038 | local->config.rmode &= ~RXMODE_MASK; |
1da177e4 LT |
7039 | local->config.rmode |= RXMODE_ADDR; |
7040 | set_bit (FLAG_COMMIT, &local->flags); | |
7041 | break; | |
7042 | case IW_POWER_ALL_R: | |
3eb9b41f | 7043 | if (sniffing_mode(local)) |
1da177e4 | 7044 | return -EINVAL; |
3eb9b41f | 7045 | local->config.rmode &= ~RXMODE_MASK; |
1da177e4 LT |
7046 | local->config.rmode |= RXMODE_BC_MC_ADDR; |
7047 | set_bit (FLAG_COMMIT, &local->flags); | |
7048 | case IW_POWER_ON: | |
7f8544cc | 7049 | /* This is broken, fixme ;-) */ |
1da177e4 LT |
7050 | break; |
7051 | default: | |
7052 | return -EINVAL; | |
7053 | } | |
7054 | // Note : we may want to factor local->need_commit here | |
7055 | // Note2 : may also want to factor RXMODE_RFMON test | |
7056 | return -EINPROGRESS; /* Call commit handler */ | |
7057 | } | |
7058 | ||
7059 | /*------------------------------------------------------------------*/ | |
7060 | /* | |
7061 | * Wireless Handler : get Power Management | |
7062 | */ | |
7063 | static int airo_get_power(struct net_device *dev, | |
7064 | struct iw_request_info *info, | |
7065 | struct iw_param *vwrq, | |
7066 | char *extra) | |
7067 | { | |
faf3994a | 7068 | struct airo_info *local = dev->ml_priv; |
3eb9b41f | 7069 | __le16 mode; |
1da177e4 LT |
7070 | |
7071 | readConfigRid(local, 1); | |
7072 | mode = local->config.powerSaveMode; | |
7073 | if ((vwrq->disabled = (mode == POWERSAVE_CAM))) | |
7074 | return 0; | |
7075 | if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { | |
3eb9b41f | 7076 | vwrq->value = le16_to_cpu(local->config.fastListenDelay) * 1024; |
1da177e4 LT |
7077 | vwrq->flags = IW_POWER_TIMEOUT; |
7078 | } else { | |
3eb9b41f | 7079 | vwrq->value = le16_to_cpu(local->config.fastListenInterval) * 1024; |
1da177e4 LT |
7080 | vwrq->flags = IW_POWER_PERIOD; |
7081 | } | |
3eb9b41f | 7082 | if ((local->config.rmode & RXMODE_MASK) == RXMODE_ADDR) |
1da177e4 LT |
7083 | vwrq->flags |= IW_POWER_UNICAST_R; |
7084 | else | |
7085 | vwrq->flags |= IW_POWER_ALL_R; | |
7086 | ||
7087 | return 0; | |
7088 | } | |
7089 | ||
7090 | /*------------------------------------------------------------------*/ | |
7091 | /* | |
7092 | * Wireless Handler : set Sensitivity | |
7093 | */ | |
7094 | static int airo_set_sens(struct net_device *dev, | |
7095 | struct iw_request_info *info, | |
7096 | struct iw_param *vwrq, | |
7097 | char *extra) | |
7098 | { | |
faf3994a | 7099 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7100 | |
7101 | readConfigRid(local, 1); | |
3eb9b41f AV |
7102 | local->config.rssiThreshold = |
7103 | cpu_to_le16(vwrq->disabled ? RSSI_DEFAULT : vwrq->value); | |
1da177e4 LT |
7104 | set_bit (FLAG_COMMIT, &local->flags); |
7105 | ||
7106 | return -EINPROGRESS; /* Call commit handler */ | |
7107 | } | |
7108 | ||
7109 | /*------------------------------------------------------------------*/ | |
7110 | /* | |
7111 | * Wireless Handler : get Sensitivity | |
7112 | */ | |
7113 | static int airo_get_sens(struct net_device *dev, | |
7114 | struct iw_request_info *info, | |
7115 | struct iw_param *vwrq, | |
7116 | char *extra) | |
7117 | { | |
faf3994a | 7118 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7119 | |
7120 | readConfigRid(local, 1); | |
3eb9b41f | 7121 | vwrq->value = le16_to_cpu(local->config.rssiThreshold); |
1da177e4 LT |
7122 | vwrq->disabled = (vwrq->value == 0); |
7123 | vwrq->fixed = 1; | |
7124 | ||
7125 | return 0; | |
7126 | } | |
7127 | ||
7128 | /*------------------------------------------------------------------*/ | |
7129 | /* | |
7130 | * Wireless Handler : get AP List | |
7131 | * Note : this is deprecated in favor of IWSCAN | |
7132 | */ | |
7133 | static int airo_get_aplist(struct net_device *dev, | |
7134 | struct iw_request_info *info, | |
7135 | struct iw_point *dwrq, | |
7136 | char *extra) | |
7137 | { | |
faf3994a | 7138 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 7139 | struct sockaddr *address = (struct sockaddr *) extra; |
998a5a7d | 7140 | struct iw_quality *qual; |
1da177e4 LT |
7141 | BSSListRid BSSList; |
7142 | int i; | |
7143 | int loseSync = capable(CAP_NET_ADMIN) ? 1: -1; | |
7144 | ||
998a5a7d FS |
7145 | qual = kmalloc(IW_MAX_AP * sizeof(*qual), GFP_KERNEL); |
7146 | if (!qual) | |
7147 | return -ENOMEM; | |
7148 | ||
1da177e4 | 7149 | for (i = 0; i < IW_MAX_AP; i++) { |
17e70491 | 7150 | u16 dBm; |
1da177e4 LT |
7151 | if (readBSSListRid(local, loseSync, &BSSList)) |
7152 | break; | |
7153 | loseSync = 0; | |
7154 | memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN); | |
7155 | address[i].sa_family = ARPHRD_ETHER; | |
17e70491 | 7156 | dBm = le16_to_cpu(BSSList.dBm); |
41480af2 | 7157 | if (local->rssi) { |
17e70491 AV |
7158 | qual[i].level = 0x100 - dBm; |
7159 | qual[i].qual = airo_dbm_to_pct(local->rssi, dBm); | |
ce6623c3 JT |
7160 | qual[i].updated = IW_QUAL_QUAL_UPDATED |
7161 | | IW_QUAL_LEVEL_UPDATED | |
7162 | | IW_QUAL_DBM; | |
41480af2 | 7163 | } else { |
17e70491 | 7164 | qual[i].level = (dBm + 321) / 2; |
41480af2 | 7165 | qual[i].qual = 0; |
ce6623c3 JT |
7166 | qual[i].updated = IW_QUAL_QUAL_INVALID |
7167 | | IW_QUAL_LEVEL_UPDATED | |
7168 | | IW_QUAL_DBM; | |
41480af2 DW |
7169 | } |
7170 | qual[i].noise = local->wstats.qual.noise; | |
17e70491 | 7171 | if (BSSList.index == cpu_to_le16(0xffff)) |
1da177e4 LT |
7172 | break; |
7173 | } | |
7174 | if (!i) { | |
7175 | StatusRid status_rid; /* Card status info */ | |
7176 | readStatusRid(local, &status_rid, 1); | |
7177 | for (i = 0; | |
7178 | i < min(IW_MAX_AP, 4) && | |
7179 | (status_rid.bssid[i][0] | |
7180 | & status_rid.bssid[i][1] | |
7181 | & status_rid.bssid[i][2] | |
7182 | & status_rid.bssid[i][3] | |
7183 | & status_rid.bssid[i][4] | |
7184 | & status_rid.bssid[i][5])!=0xff && | |
7185 | (status_rid.bssid[i][0] | |
7186 | | status_rid.bssid[i][1] | |
7187 | | status_rid.bssid[i][2] | |
7188 | | status_rid.bssid[i][3] | |
7189 | | status_rid.bssid[i][4] | |
7190 | | status_rid.bssid[i][5]); | |
7191 | i++) { | |
7192 | memcpy(address[i].sa_data, | |
7193 | status_rid.bssid[i], ETH_ALEN); | |
7194 | address[i].sa_family = ARPHRD_ETHER; | |
7195 | } | |
7196 | } else { | |
7197 | dwrq->flags = 1; /* Should be define'd */ | |
7f59ebb5 DC |
7198 | memcpy(extra + sizeof(struct sockaddr) * i, qual, |
7199 | sizeof(struct iw_quality) * i); | |
1da177e4 LT |
7200 | } |
7201 | dwrq->length = i; | |
7202 | ||
998a5a7d | 7203 | kfree(qual); |
1da177e4 LT |
7204 | return 0; |
7205 | } | |
7206 | ||
7207 | /*------------------------------------------------------------------*/ | |
7208 | /* | |
7209 | * Wireless Handler : Initiate Scan | |
7210 | */ | |
7211 | static int airo_set_scan(struct net_device *dev, | |
7212 | struct iw_request_info *info, | |
9930ccee | 7213 | struct iw_point *dwrq, |
1da177e4 LT |
7214 | char *extra) |
7215 | { | |
faf3994a | 7216 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
7217 | Cmd cmd; |
7218 | Resp rsp; | |
9e75af30 | 7219 | int wake = 0; |
1da177e4 LT |
7220 | |
7221 | /* Note : you may have realised that, as this is a SET operation, | |
7222 | * this is privileged and therefore a normal user can't | |
7223 | * perform scanning. | |
7224 | * This is not an error, while the device perform scanning, | |
7225 | * traffic doesn't flow, so it's a perfect DoS... | |
7226 | * Jean II */ | |
7227 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; | |
7228 | ||
9e75af30 DW |
7229 | if (down_interruptible(&ai->sem)) |
7230 | return -ERESTARTSYS; | |
7231 | ||
7232 | /* If there's already a scan in progress, don't | |
7233 | * trigger another one. */ | |
7234 | if (ai->scan_timeout > 0) | |
7235 | goto out; | |
7236 | ||
1da177e4 | 7237 | /* Initiate a scan command */ |
6fcdf565 | 7238 | ai->scan_timeout = RUN_AT(3*HZ); |
1da177e4 LT |
7239 | memset(&cmd, 0, sizeof(cmd)); |
7240 | cmd.cmd=CMD_LISTBSS; | |
1da177e4 | 7241 | issuecommand(ai, &cmd, &rsp); |
9e75af30 | 7242 | wake = 1; |
1da177e4 | 7243 | |
9e75af30 DW |
7244 | out: |
7245 | up(&ai->sem); | |
7246 | if (wake) | |
7247 | wake_up_interruptible(&ai->thr_wait); | |
1da177e4 LT |
7248 | return 0; |
7249 | } | |
7250 | ||
7251 | /*------------------------------------------------------------------*/ | |
7252 | /* | |
7253 | * Translate scan data returned from the card to a card independent | |
7254 | * format that the Wireless Tools will understand - Jean II | |
7255 | */ | |
7256 | static inline char *airo_translate_scan(struct net_device *dev, | |
ccc58057 | 7257 | struct iw_request_info *info, |
1da177e4 LT |
7258 | char *current_ev, |
7259 | char *end_buf, | |
41480af2 | 7260 | BSSListRid *bss) |
1da177e4 | 7261 | { |
faf3994a | 7262 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 7263 | struct iw_event iwe; /* Temporary buffer */ |
17e70491 | 7264 | __le16 capabilities; |
1da177e4 LT |
7265 | char * current_val; /* For rates */ |
7266 | int i; | |
3c304956 | 7267 | char * buf; |
851b3e5e | 7268 | u16 dBm; |
1da177e4 LT |
7269 | |
7270 | /* First entry *MUST* be the AP MAC address */ | |
7271 | iwe.cmd = SIOCGIWAP; | |
7272 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; | |
41480af2 | 7273 | memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN); |
ccc58057 DM |
7274 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7275 | &iwe, IW_EV_ADDR_LEN); | |
1da177e4 LT |
7276 | |
7277 | /* Other entries will be displayed in the order we give them */ | |
7278 | ||
7279 | /* Add the ESSID */ | |
41480af2 | 7280 | iwe.u.data.length = bss->ssidLen; |
1da177e4 LT |
7281 | if(iwe.u.data.length > 32) |
7282 | iwe.u.data.length = 32; | |
7283 | iwe.cmd = SIOCGIWESSID; | |
7284 | iwe.u.data.flags = 1; | |
ccc58057 DM |
7285 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
7286 | &iwe, bss->ssid); | |
1da177e4 LT |
7287 | |
7288 | /* Add mode */ | |
7289 | iwe.cmd = SIOCGIWMODE; | |
17e70491 | 7290 | capabilities = bss->cap; |
1da177e4 LT |
7291 | if(capabilities & (CAP_ESS | CAP_IBSS)) { |
7292 | if(capabilities & CAP_ESS) | |
7293 | iwe.u.mode = IW_MODE_MASTER; | |
7294 | else | |
7295 | iwe.u.mode = IW_MODE_ADHOC; | |
ccc58057 DM |
7296 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7297 | &iwe, IW_EV_UINT_LEN); | |
1da177e4 LT |
7298 | } |
7299 | ||
7300 | /* Add frequency */ | |
7301 | iwe.cmd = SIOCGIWFREQ; | |
41480af2 | 7302 | iwe.u.freq.m = le16_to_cpu(bss->dsChannel); |
e0febf14 ZG |
7303 | iwe.u.freq.m = 100000 * |
7304 | ieee80211_channel_to_frequency(iwe.u.freq.m, IEEE80211_BAND_2GHZ); | |
1da177e4 | 7305 | iwe.u.freq.e = 1; |
ccc58057 DM |
7306 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7307 | &iwe, IW_EV_FREQ_LEN); | |
1da177e4 | 7308 | |
851b3e5e AV |
7309 | dBm = le16_to_cpu(bss->dBm); |
7310 | ||
1da177e4 LT |
7311 | /* Add quality statistics */ |
7312 | iwe.cmd = IWEVQUAL; | |
41480af2 | 7313 | if (ai->rssi) { |
851b3e5e AV |
7314 | iwe.u.qual.level = 0x100 - dBm; |
7315 | iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm); | |
ce6623c3 JT |
7316 | iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED |
7317 | | IW_QUAL_LEVEL_UPDATED | |
7318 | | IW_QUAL_DBM; | |
41480af2 | 7319 | } else { |
851b3e5e | 7320 | iwe.u.qual.level = (dBm + 321) / 2; |
41480af2 | 7321 | iwe.u.qual.qual = 0; |
bbeec90b | 7322 | iwe.u.qual.updated = IW_QUAL_QUAL_INVALID |
ce6623c3 JT |
7323 | | IW_QUAL_LEVEL_UPDATED |
7324 | | IW_QUAL_DBM; | |
41480af2 DW |
7325 | } |
7326 | iwe.u.qual.noise = ai->wstats.qual.noise; | |
ccc58057 DM |
7327 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
7328 | &iwe, IW_EV_QUAL_LEN); | |
1da177e4 LT |
7329 | |
7330 | /* Add encryption capability */ | |
7331 | iwe.cmd = SIOCGIWENCODE; | |
7332 | if(capabilities & CAP_PRIVACY) | |
7333 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; | |
7334 | else | |
7335 | iwe.u.data.flags = IW_ENCODE_DISABLED; | |
7336 | iwe.u.data.length = 0; | |
ccc58057 DM |
7337 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
7338 | &iwe, bss->ssid); | |
1da177e4 LT |
7339 | |
7340 | /* Rate : stuffing multiple values in a single event require a bit | |
7341 | * more of magic - Jean II */ | |
ccc58057 | 7342 | current_val = current_ev + iwe_stream_lcp_len(info); |
1da177e4 LT |
7343 | |
7344 | iwe.cmd = SIOCGIWRATE; | |
7345 | /* Those two flags are ignored... */ | |
7346 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; | |
7347 | /* Max 8 values */ | |
7348 | for(i = 0 ; i < 8 ; i++) { | |
7349 | /* NULL terminated */ | |
41480af2 | 7350 | if(bss->rates[i] == 0) |
1da177e4 LT |
7351 | break; |
7352 | /* Bit rate given in 500 kb/s units (+ 0x80) */ | |
41480af2 | 7353 | iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000); |
1da177e4 | 7354 | /* Add new value to event */ |
ccc58057 DM |
7355 | current_val = iwe_stream_add_value(info, current_ev, |
7356 | current_val, end_buf, | |
7357 | &iwe, IW_EV_PARAM_LEN); | |
1da177e4 LT |
7358 | } |
7359 | /* Check if we added any event */ | |
ccc58057 | 7360 | if ((current_val - current_ev) > iwe_stream_lcp_len(info)) |
1da177e4 LT |
7361 | current_ev = current_val; |
7362 | ||
3c304956 DW |
7363 | /* Beacon interval */ |
7364 | buf = kmalloc(30, GFP_KERNEL); | |
7365 | if (buf) { | |
7366 | iwe.cmd = IWEVCUSTOM; | |
7367 | sprintf(buf, "bcn_int=%d", bss->beaconInterval); | |
7368 | iwe.u.data.length = strlen(buf); | |
ccc58057 DM |
7369 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
7370 | &iwe, buf); | |
3c304956 DW |
7371 | kfree(buf); |
7372 | } | |
7373 | ||
7374 | /* Put WPA/RSN Information Elements into the event stream */ | |
7375 | if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) { | |
7376 | unsigned int num_null_ies = 0; | |
7377 | u16 length = sizeof (bss->extra.iep); | |
2c706002 | 7378 | u8 *ie = (void *)&bss->extra.iep; |
3c304956 | 7379 | |
2c706002 JB |
7380 | while ((length >= 2) && (num_null_ies < 2)) { |
7381 | if (2 + ie[1] > length) { | |
3c304956 DW |
7382 | /* Invalid element, don't continue parsing IE */ |
7383 | break; | |
7384 | } | |
7385 | ||
2c706002 JB |
7386 | switch (ie[0]) { |
7387 | case WLAN_EID_SSID: | |
3c304956 DW |
7388 | /* Two zero-length SSID elements |
7389 | * mean we're done parsing elements */ | |
2c706002 | 7390 | if (!ie[1]) |
3c304956 DW |
7391 | num_null_ies++; |
7392 | break; | |
7393 | ||
04b2312a | 7394 | case WLAN_EID_VENDOR_SPECIFIC: |
2c706002 JB |
7395 | if (ie[1] >= 4 && |
7396 | ie[2] == 0x00 && | |
7397 | ie[3] == 0x50 && | |
7398 | ie[4] == 0xf2 && | |
7399 | ie[5] == 0x01) { | |
3c304956 | 7400 | iwe.cmd = IWEVGENIE; |
2c706002 JB |
7401 | /* 64 is an arbitrary cut-off */ |
7402 | iwe.u.data.length = min(ie[1] + 2, | |
7403 | 64); | |
ccc58057 DM |
7404 | current_ev = iwe_stream_add_point( |
7405 | info, current_ev, | |
2c706002 | 7406 | end_buf, &iwe, ie); |
3c304956 DW |
7407 | } |
7408 | break; | |
7409 | ||
2c706002 | 7410 | case WLAN_EID_RSN: |
3c304956 | 7411 | iwe.cmd = IWEVGENIE; |
2c706002 JB |
7412 | /* 64 is an arbitrary cut-off */ |
7413 | iwe.u.data.length = min(ie[1] + 2, 64); | |
ccc58057 DM |
7414 | current_ev = iwe_stream_add_point( |
7415 | info, current_ev, end_buf, | |
2c706002 | 7416 | &iwe, ie); |
3c304956 DW |
7417 | break; |
7418 | ||
7419 | default: | |
7420 | break; | |
7421 | } | |
7422 | ||
2c706002 JB |
7423 | length -= 2 + ie[1]; |
7424 | ie += 2 + ie[1]; | |
3c304956 DW |
7425 | } |
7426 | } | |
1da177e4 LT |
7427 | return current_ev; |
7428 | } | |
7429 | ||
7430 | /*------------------------------------------------------------------*/ | |
7431 | /* | |
7432 | * Wireless Handler : Read Scan Results | |
7433 | */ | |
7434 | static int airo_get_scan(struct net_device *dev, | |
7435 | struct iw_request_info *info, | |
7436 | struct iw_point *dwrq, | |
7437 | char *extra) | |
7438 | { | |
faf3994a | 7439 | struct airo_info *ai = dev->ml_priv; |
9e75af30 DW |
7440 | BSSListElement *net; |
7441 | int err = 0; | |
1da177e4 LT |
7442 | char *current_ev = extra; |
7443 | ||
9e75af30 DW |
7444 | /* If a scan is in-progress, return -EAGAIN */ |
7445 | if (ai->scan_timeout > 0) | |
1da177e4 | 7446 | return -EAGAIN; |
1da177e4 | 7447 | |
9e75af30 DW |
7448 | if (down_interruptible(&ai->sem)) |
7449 | return -EAGAIN; | |
1da177e4 | 7450 | |
9e75af30 | 7451 | list_for_each_entry (net, &ai->network_list, list) { |
1da177e4 | 7452 | /* Translate to WE format this entry */ |
ccc58057 | 7453 | current_ev = airo_translate_scan(dev, info, current_ev, |
1da177e4 | 7454 | extra + dwrq->length, |
9e75af30 | 7455 | &net->bss); |
1da177e4 LT |
7456 | |
7457 | /* Check if there is space for one more entry */ | |
7458 | if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { | |
7459 | /* Ask user space to try again with a bigger buffer */ | |
9e75af30 DW |
7460 | err = -E2BIG; |
7461 | goto out; | |
1da177e4 | 7462 | } |
1da177e4 | 7463 | } |
9e75af30 | 7464 | |
1da177e4 LT |
7465 | /* Length of data */ |
7466 | dwrq->length = (current_ev - extra); | |
7467 | dwrq->flags = 0; /* todo */ | |
7468 | ||
9e75af30 DW |
7469 | out: |
7470 | up(&ai->sem); | |
7471 | return err; | |
1da177e4 LT |
7472 | } |
7473 | ||
7474 | /*------------------------------------------------------------------*/ | |
7475 | /* | |
7476 | * Commit handler : called after a bunch of SET operations | |
7477 | */ | |
7478 | static int airo_config_commit(struct net_device *dev, | |
7479 | struct iw_request_info *info, /* NULL */ | |
7480 | void *zwrq, /* NULL */ | |
7481 | char *extra) /* NULL */ | |
7482 | { | |
faf3994a | 7483 | struct airo_info *local = dev->ml_priv; |
1da177e4 LT |
7484 | |
7485 | if (!test_bit (FLAG_COMMIT, &local->flags)) | |
7486 | return 0; | |
7487 | ||
7488 | /* Some of the "SET" function may have modified some of the | |
7489 | * parameters. It's now time to commit them in the card */ | |
7490 | disable_MAC(local, 1); | |
7491 | if (test_bit (FLAG_RESET, &local->flags)) { | |
7492 | APListRid APList_rid; | |
7493 | SsidRid SSID_rid; | |
7494 | ||
7495 | readAPListRid(local, &APList_rid); | |
7496 | readSsidRid(local, &SSID_rid); | |
7497 | if (test_bit(FLAG_MPI,&local->flags)) | |
7498 | setup_card(local, dev->dev_addr, 1 ); | |
7499 | else | |
7500 | reset_airo_card(dev); | |
7501 | disable_MAC(local, 1); | |
7502 | writeSsidRid(local, &SSID_rid, 1); | |
7503 | writeAPListRid(local, &APList_rid, 1); | |
7504 | } | |
7505 | if (down_interruptible(&local->sem)) | |
7506 | return -ERESTARTSYS; | |
7507 | writeConfigRid(local, 0); | |
175ec1a1 | 7508 | enable_MAC(local, 0); |
1da177e4 LT |
7509 | if (test_bit (FLAG_RESET, &local->flags)) |
7510 | airo_set_promisc(local); | |
7511 | else | |
7512 | up(&local->sem); | |
7513 | ||
7514 | return 0; | |
7515 | } | |
7516 | ||
7517 | /*------------------------------------------------------------------*/ | |
7518 | /* | |
7519 | * Structures to export the Wireless Handlers | |
7520 | */ | |
7521 | ||
7522 | static const struct iw_priv_args airo_private_args[] = { | |
7523 | /*{ cmd, set_args, get_args, name } */ | |
7524 | { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl), | |
7525 | IW_PRIV_TYPE_BYTE | 2047, "airoioctl" }, | |
7526 | { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl), | |
7527 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" }, | |
7528 | }; | |
7529 | ||
7530 | static const iw_handler airo_handler[] = | |
7531 | { | |
7532 | (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */ | |
7533 | (iw_handler) airo_get_name, /* SIOCGIWNAME */ | |
7534 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
7535 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
7536 | (iw_handler) airo_set_freq, /* SIOCSIWFREQ */ | |
7537 | (iw_handler) airo_get_freq, /* SIOCGIWFREQ */ | |
7538 | (iw_handler) airo_set_mode, /* SIOCSIWMODE */ | |
7539 | (iw_handler) airo_get_mode, /* SIOCGIWMODE */ | |
7540 | (iw_handler) airo_set_sens, /* SIOCSIWSENS */ | |
7541 | (iw_handler) airo_get_sens, /* SIOCGIWSENS */ | |
7542 | (iw_handler) NULL, /* SIOCSIWRANGE */ | |
7543 | (iw_handler) airo_get_range, /* SIOCGIWRANGE */ | |
7544 | (iw_handler) NULL, /* SIOCSIWPRIV */ | |
7545 | (iw_handler) NULL, /* SIOCGIWPRIV */ | |
7546 | (iw_handler) NULL, /* SIOCSIWSTATS */ | |
7547 | (iw_handler) NULL, /* SIOCGIWSTATS */ | |
7548 | iw_handler_set_spy, /* SIOCSIWSPY */ | |
7549 | iw_handler_get_spy, /* SIOCGIWSPY */ | |
7550 | iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ | |
7551 | iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ | |
7552 | (iw_handler) airo_set_wap, /* SIOCSIWAP */ | |
7553 | (iw_handler) airo_get_wap, /* SIOCGIWAP */ | |
7554 | (iw_handler) NULL, /* -- hole -- */ | |
7555 | (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */ | |
7556 | (iw_handler) airo_set_scan, /* SIOCSIWSCAN */ | |
7557 | (iw_handler) airo_get_scan, /* SIOCGIWSCAN */ | |
7558 | (iw_handler) airo_set_essid, /* SIOCSIWESSID */ | |
7559 | (iw_handler) airo_get_essid, /* SIOCGIWESSID */ | |
7560 | (iw_handler) airo_set_nick, /* SIOCSIWNICKN */ | |
7561 | (iw_handler) airo_get_nick, /* SIOCGIWNICKN */ | |
7562 | (iw_handler) NULL, /* -- hole -- */ | |
7563 | (iw_handler) NULL, /* -- hole -- */ | |
7564 | (iw_handler) airo_set_rate, /* SIOCSIWRATE */ | |
7565 | (iw_handler) airo_get_rate, /* SIOCGIWRATE */ | |
7566 | (iw_handler) airo_set_rts, /* SIOCSIWRTS */ | |
7567 | (iw_handler) airo_get_rts, /* SIOCGIWRTS */ | |
7568 | (iw_handler) airo_set_frag, /* SIOCSIWFRAG */ | |
7569 | (iw_handler) airo_get_frag, /* SIOCGIWFRAG */ | |
7570 | (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */ | |
7571 | (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */ | |
7572 | (iw_handler) airo_set_retry, /* SIOCSIWRETRY */ | |
7573 | (iw_handler) airo_get_retry, /* SIOCGIWRETRY */ | |
7574 | (iw_handler) airo_set_encode, /* SIOCSIWENCODE */ | |
7575 | (iw_handler) airo_get_encode, /* SIOCGIWENCODE */ | |
7576 | (iw_handler) airo_set_power, /* SIOCSIWPOWER */ | |
7577 | (iw_handler) airo_get_power, /* SIOCGIWPOWER */ | |
4be757dd DW |
7578 | (iw_handler) NULL, /* -- hole -- */ |
7579 | (iw_handler) NULL, /* -- hole -- */ | |
7580 | (iw_handler) NULL, /* SIOCSIWGENIE */ | |
7581 | (iw_handler) NULL, /* SIOCGIWGENIE */ | |
7582 | (iw_handler) airo_set_auth, /* SIOCSIWAUTH */ | |
7583 | (iw_handler) airo_get_auth, /* SIOCGIWAUTH */ | |
7584 | (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */ | |
7585 | (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */ | |
7586 | (iw_handler) NULL, /* SIOCSIWPMKSA */ | |
1da177e4 LT |
7587 | }; |
7588 | ||
7589 | /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here. | |
7590 | * We want to force the use of the ioctl code, because those can't be | |
7591 | * won't work the iw_handler code (because they simultaneously read | |
7592 | * and write data and iw_handler can't do that). | |
7593 | * Note that it's perfectly legal to read/write on a single ioctl command, | |
7594 | * you just can't use iwpriv and need to force it via the ioctl handler. | |
7595 | * Jean II */ | |
7596 | static const iw_handler airo_private_handler[] = | |
7597 | { | |
7598 | NULL, /* SIOCIWFIRSTPRIV */ | |
7599 | }; | |
7600 | ||
7601 | static const struct iw_handler_def airo_handler_def = | |
7602 | { | |
ff8ac609 DC |
7603 | .num_standard = ARRAY_SIZE(airo_handler), |
7604 | .num_private = ARRAY_SIZE(airo_private_handler), | |
7605 | .num_private_args = ARRAY_SIZE(airo_private_args), | |
1da177e4 LT |
7606 | .standard = airo_handler, |
7607 | .private = airo_private_handler, | |
7608 | .private_args = airo_private_args, | |
7609 | .get_wireless_stats = airo_get_wireless_stats, | |
7610 | }; | |
7611 | ||
1da177e4 LT |
7612 | /* |
7613 | * This defines the configuration part of the Wireless Extensions | |
7614 | * Note : irq and spinlock protection will occur in the subroutines | |
7615 | * | |
7616 | * TODO : | |
7617 | * o Check input value more carefully and fill correct values in range | |
7618 | * o Test and shakeout the bugs (if any) | |
7619 | * | |
7620 | * Jean II | |
7621 | * | |
7622 | * Javier Achirica did a great job of merging code from the unnamed CISCO | |
7623 | * developer that added support for flashing the card. | |
7624 | */ | |
7625 | static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) | |
7626 | { | |
7627 | int rc = 0; | |
faf3994a | 7628 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 7629 | |
ca078bae | 7630 | if (ai->power.event) |
1da177e4 LT |
7631 | return 0; |
7632 | ||
7633 | switch (cmd) { | |
7634 | #ifdef CISCO_EXT | |
7635 | case AIROIDIFC: | |
7636 | #ifdef AIROOLDIDIFC | |
7637 | case AIROOLDIDIFC: | |
7638 | #endif | |
7639 | { | |
7640 | int val = AIROMAGIC; | |
7641 | aironet_ioctl com; | |
7642 | if (copy_from_user(&com,rq->ifr_data,sizeof(com))) | |
7643 | rc = -EFAULT; | |
7644 | else if (copy_to_user(com.data,(char *)&val,sizeof(val))) | |
7645 | rc = -EFAULT; | |
7646 | } | |
7647 | break; | |
7648 | ||
7649 | case AIROIOCTL: | |
7650 | #ifdef AIROOLDIOCTL | |
7651 | case AIROOLDIOCTL: | |
7652 | #endif | |
7653 | /* Get the command struct and hand it off for evaluation by | |
7654 | * the proper subfunction | |
7655 | */ | |
7656 | { | |
7657 | aironet_ioctl com; | |
7658 | if (copy_from_user(&com,rq->ifr_data,sizeof(com))) { | |
7659 | rc = -EFAULT; | |
7660 | break; | |
7661 | } | |
7662 | ||
7663 | /* Separate R/W functions bracket legality here | |
7664 | */ | |
7665 | if ( com.command == AIRORSWVERSION ) { | |
7666 | if (copy_to_user(com.data, swversion, sizeof(swversion))) | |
7667 | rc = -EFAULT; | |
7668 | else | |
7669 | rc = 0; | |
7670 | } | |
7671 | else if ( com.command <= AIRORRID) | |
7672 | rc = readrids(dev,&com); | |
7673 | else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) ) | |
7674 | rc = writerids(dev,&com); | |
7675 | else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART ) | |
7676 | rc = flashcard(dev,&com); | |
7677 | else | |
7678 | rc = -EINVAL; /* Bad command in ioctl */ | |
7679 | } | |
7680 | break; | |
7681 | #endif /* CISCO_EXT */ | |
7682 | ||
7683 | // All other calls are currently unsupported | |
7684 | default: | |
7685 | rc = -EOPNOTSUPP; | |
7686 | } | |
7687 | return rc; | |
7688 | } | |
7689 | ||
1da177e4 LT |
7690 | /* |
7691 | * Get the Wireless stats out of the driver | |
7692 | * Note : irq and spinlock protection will occur in the subroutines | |
7693 | * | |
7694 | * TODO : | |
7695 | * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs) | |
7696 | * | |
7697 | * Jean | |
7698 | */ | |
7699 | static void airo_read_wireless_stats(struct airo_info *local) | |
7700 | { | |
7701 | StatusRid status_rid; | |
7702 | StatsRid stats_rid; | |
7703 | CapabilityRid cap_rid; | |
a23ace5f | 7704 | __le32 *vals = stats_rid.vals; |
1da177e4 LT |
7705 | |
7706 | /* Get stats out of the card */ | |
3c304956 | 7707 | clear_bit(JOB_WSTATS, &local->jobs); |
ca078bae | 7708 | if (local->power.event) { |
1da177e4 LT |
7709 | up(&local->sem); |
7710 | return; | |
7711 | } | |
7712 | readCapabilityRid(local, &cap_rid, 0); | |
7713 | readStatusRid(local, &status_rid, 0); | |
7714 | readStatsRid(local, &stats_rid, RID_STATS, 0); | |
7715 | up(&local->sem); | |
7716 | ||
7717 | /* The status */ | |
329e2c00 | 7718 | local->wstats.status = le16_to_cpu(status_rid.mode); |
1da177e4 | 7719 | |
41480af2 DW |
7720 | /* Signal quality and co */ |
7721 | if (local->rssi) { | |
329e2c00 AV |
7722 | local->wstats.qual.level = |
7723 | airo_rssi_to_dbm(local->rssi, | |
7724 | le16_to_cpu(status_rid.sigQuality)); | |
41480af2 | 7725 | /* normalizedSignalStrength appears to be a percentage */ |
329e2c00 AV |
7726 | local->wstats.qual.qual = |
7727 | le16_to_cpu(status_rid.normalizedSignalStrength); | |
41480af2 | 7728 | } else { |
329e2c00 AV |
7729 | local->wstats.qual.level = |
7730 | (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2; | |
41480af2 DW |
7731 | local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid); |
7732 | } | |
329e2c00 | 7733 | if (le16_to_cpu(status_rid.len) >= 124) { |
41480af2 | 7734 | local->wstats.qual.noise = 0x100 - status_rid.noisedBm; |
ce6623c3 | 7735 | local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; |
1da177e4 LT |
7736 | } else { |
7737 | local->wstats.qual.noise = 0; | |
ce6623c3 | 7738 | local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM; |
1da177e4 LT |
7739 | } |
7740 | ||
7741 | /* Packets discarded in the wireless adapter due to wireless | |
7742 | * specific problems */ | |
a23ace5f AV |
7743 | local->wstats.discard.nwid = le32_to_cpu(vals[56]) + |
7744 | le32_to_cpu(vals[57]) + | |
7745 | le32_to_cpu(vals[58]); /* SSID Mismatch */ | |
7746 | local->wstats.discard.code = le32_to_cpu(vals[6]);/* RxWepErr */ | |
7747 | local->wstats.discard.fragment = le32_to_cpu(vals[30]); | |
7748 | local->wstats.discard.retries = le32_to_cpu(vals[10]); | |
7749 | local->wstats.discard.misc = le32_to_cpu(vals[1]) + | |
7750 | le32_to_cpu(vals[32]); | |
7751 | local->wstats.miss.beacon = le32_to_cpu(vals[34]); | |
1da177e4 LT |
7752 | } |
7753 | ||
ff1d2767 | 7754 | static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev) |
1da177e4 | 7755 | { |
faf3994a | 7756 | struct airo_info *local = dev->ml_priv; |
1da177e4 | 7757 | |
3c304956 | 7758 | if (!test_bit(JOB_WSTATS, &local->jobs)) { |
1da177e4 LT |
7759 | /* Get stats out of the card if available */ |
7760 | if (down_trylock(&local->sem) != 0) { | |
3c304956 | 7761 | set_bit(JOB_WSTATS, &local->jobs); |
1da177e4 LT |
7762 | wake_up_interruptible(&local->thr_wait); |
7763 | } else | |
7764 | airo_read_wireless_stats(local); | |
7765 | } | |
7766 | ||
7767 | return &local->wstats; | |
7768 | } | |
1da177e4 LT |
7769 | |
7770 | #ifdef CISCO_EXT | |
7771 | /* | |
7772 | * This just translates from driver IOCTL codes to the command codes to | |
7773 | * feed to the radio's host interface. Things can be added/deleted | |
7774 | * as needed. This represents the READ side of control I/O to | |
7775 | * the card | |
7776 | */ | |
7777 | static int readrids(struct net_device *dev, aironet_ioctl *comp) { | |
7778 | unsigned short ridcode; | |
7779 | unsigned char *iobuf; | |
7780 | int len; | |
faf3994a | 7781 | struct airo_info *ai = dev->ml_priv; |
1da177e4 LT |
7782 | |
7783 | if (test_bit(FLAG_FLASHING, &ai->flags)) | |
7784 | return -EIO; | |
7785 | ||
7786 | switch(comp->command) | |
7787 | { | |
7788 | case AIROGCAP: ridcode = RID_CAPABILITIES; break; | |
7789 | case AIROGCFG: ridcode = RID_CONFIG; | |
7790 | if (test_bit(FLAG_COMMIT, &ai->flags)) { | |
7791 | disable_MAC (ai, 1); | |
7792 | writeConfigRid (ai, 1); | |
175ec1a1 | 7793 | enable_MAC(ai, 1); |
1da177e4 LT |
7794 | } |
7795 | break; | |
7796 | case AIROGSLIST: ridcode = RID_SSID; break; | |
7797 | case AIROGVLIST: ridcode = RID_APLIST; break; | |
7798 | case AIROGDRVNAM: ridcode = RID_DRVNAME; break; | |
7799 | case AIROGEHTENC: ridcode = RID_ETHERENCAP; break; | |
7800 | case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; | |
7801 | /* Only super-user can read WEP keys */ | |
7802 | if (!capable(CAP_NET_ADMIN)) | |
7803 | return -EPERM; | |
7804 | break; | |
7805 | case AIROGWEPKNV: ridcode = RID_WEP_PERM; | |
7806 | /* Only super-user can read WEP keys */ | |
7807 | if (!capable(CAP_NET_ADMIN)) | |
7808 | return -EPERM; | |
7809 | break; | |
7810 | case AIROGSTAT: ridcode = RID_STATUS; break; | |
7811 | case AIROGSTATSD32: ridcode = RID_STATSDELTA; break; | |
7812 | case AIROGSTATSC32: ridcode = RID_STATS; break; | |
1da177e4 LT |
7813 | case AIROGMICSTATS: |
7814 | if (copy_to_user(comp->data, &ai->micstats, | |
7815 | min((int)comp->len,(int)sizeof(ai->micstats)))) | |
7816 | return -EFAULT; | |
7817 | return 0; | |
1da177e4 LT |
7818 | case AIRORRID: ridcode = comp->ridnum; break; |
7819 | default: | |
7820 | return -EINVAL; | |
1da177e4 LT |
7821 | } |
7822 | ||
7823 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) | |
7824 | return -ENOMEM; | |
7825 | ||
7826 | PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1); | |
7827 | /* get the count of bytes in the rid docs say 1st 2 bytes is it. | |
7828 | * then return it to the user | |
7829 | * 9/22/2000 Honor user given length | |
7830 | */ | |
7831 | len = comp->len; | |
7832 | ||
7833 | if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) { | |
7834 | kfree (iobuf); | |
7835 | return -EFAULT; | |
7836 | } | |
7837 | kfree (iobuf); | |
7838 | return 0; | |
7839 | } | |
7840 | ||
7841 | /* | |
7842 | * Danger Will Robinson write the rids here | |
7843 | */ | |
7844 | ||
7845 | static int writerids(struct net_device *dev, aironet_ioctl *comp) { | |
faf3994a | 7846 | struct airo_info *ai = dev->ml_priv; |
1da177e4 | 7847 | int ridcode; |
1da177e4 | 7848 | int enabled; |
1da177e4 LT |
7849 | static int (* writer)(struct airo_info *, u16 rid, const void *, int, int); |
7850 | unsigned char *iobuf; | |
7851 | ||
7852 | /* Only super-user can write RIDs */ | |
7853 | if (!capable(CAP_NET_ADMIN)) | |
7854 | return -EPERM; | |
7855 | ||
7856 | if (test_bit(FLAG_FLASHING, &ai->flags)) | |
7857 | return -EIO; | |
7858 | ||
7859 | ridcode = 0; | |
7860 | writer = do_writerid; | |
7861 | ||
7862 | switch(comp->command) | |
7863 | { | |
7864 | case AIROPSIDS: ridcode = RID_SSID; break; | |
7865 | case AIROPCAP: ridcode = RID_CAPABILITIES; break; | |
7866 | case AIROPAPLIST: ridcode = RID_APLIST; break; | |
7867 | case AIROPCFG: ai->config.len = 0; | |
7868 | clear_bit(FLAG_COMMIT, &ai->flags); | |
7869 | ridcode = RID_CONFIG; break; | |
7870 | case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break; | |
7871 | case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break; | |
7872 | case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break; | |
7873 | case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid; | |
7874 | break; | |
7875 | case AIROPLEAPUSR+1: ridcode = 0xFF2A; break; | |
7876 | case AIROPLEAPUSR+2: ridcode = 0xFF2B; break; | |
7877 | ||
7878 | /* this is not really a rid but a command given to the card | |
7879 | * same with MAC off | |
7880 | */ | |
7881 | case AIROPMACON: | |
175ec1a1 | 7882 | if (enable_MAC(ai, 1) != 0) |
1da177e4 LT |
7883 | return -EIO; |
7884 | return 0; | |
7885 | ||
7886 | /* | |
7887 | * Evidently this code in the airo driver does not get a symbol | |
7888 | * as disable_MAC. it's probably so short the compiler does not gen one. | |
7889 | */ | |
7890 | case AIROPMACOFF: | |
7891 | disable_MAC(ai, 1); | |
7892 | return 0; | |
7893 | ||
7894 | /* This command merely clears the counts does not actually store any data | |
7895 | * only reads rid. But as it changes the cards state, I put it in the | |
7896 | * writerid routines. | |
7897 | */ | |
7898 | case AIROPSTCLR: | |
7899 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) | |
7900 | return -ENOMEM; | |
7901 | ||
7902 | PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1); | |
7903 | ||
1da177e4 LT |
7904 | enabled = ai->micstats.enabled; |
7905 | memset(&ai->micstats,0,sizeof(ai->micstats)); | |
7906 | ai->micstats.enabled = enabled; | |
1da177e4 LT |
7907 | |
7908 | if (copy_to_user(comp->data, iobuf, | |
7909 | min((int)comp->len, (int)RIDSIZE))) { | |
7910 | kfree (iobuf); | |
7911 | return -EFAULT; | |
7912 | } | |
7913 | kfree (iobuf); | |
7914 | return 0; | |
7915 | ||
7916 | default: | |
7917 | return -EOPNOTSUPP; /* Blarg! */ | |
7918 | } | |
7919 | if(comp->len > RIDSIZE) | |
7920 | return -EINVAL; | |
7921 | ||
7922 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) | |
7923 | return -ENOMEM; | |
7924 | ||
7925 | if (copy_from_user(iobuf,comp->data,comp->len)) { | |
7926 | kfree (iobuf); | |
7927 | return -EFAULT; | |
7928 | } | |
7929 | ||
7930 | if (comp->command == AIROPCFG) { | |
7931 | ConfigRid *cfg = (ConfigRid *)iobuf; | |
7932 | ||
7933 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) | |
3eb9b41f | 7934 | cfg->opmode |= MODE_MIC; |
1da177e4 | 7935 | |
3eb9b41f | 7936 | if ((cfg->opmode & MODE_CFG_MASK) == MODE_STA_IBSS) |
1da177e4 LT |
7937 | set_bit (FLAG_ADHOC, &ai->flags); |
7938 | else | |
7939 | clear_bit (FLAG_ADHOC, &ai->flags); | |
7940 | } | |
7941 | ||
7942 | if((*writer)(ai, ridcode, iobuf,comp->len,1)) { | |
7943 | kfree (iobuf); | |
7944 | return -EIO; | |
7945 | } | |
7946 | kfree (iobuf); | |
7947 | return 0; | |
7948 | } | |
7949 | ||
7950 | /***************************************************************************** | |
7951 | * Ancillary flash / mod functions much black magic lurkes here * | |
7952 | ***************************************************************************** | |
7953 | */ | |
7954 | ||
7955 | /* | |
7956 | * Flash command switch table | |
7957 | */ | |
7958 | ||
ff1d2767 | 7959 | static int flashcard(struct net_device *dev, aironet_ioctl *comp) { |
1da177e4 | 7960 | int z; |
1da177e4 LT |
7961 | |
7962 | /* Only super-user can modify flash */ | |
7963 | if (!capable(CAP_NET_ADMIN)) | |
7964 | return -EPERM; | |
7965 | ||
7966 | switch(comp->command) | |
7967 | { | |
7968 | case AIROFLSHRST: | |
faf3994a | 7969 | return cmdreset((struct airo_info *)dev->ml_priv); |
1da177e4 LT |
7970 | |
7971 | case AIROFLSHSTFL: | |
faf3994a WC |
7972 | if (!AIRO_FLASH(dev) && |
7973 | (AIRO_FLASH(dev) = kmalloc(FLASHSIZE, GFP_KERNEL)) == NULL) | |
1da177e4 | 7974 | return -ENOMEM; |
faf3994a | 7975 | return setflashmode((struct airo_info *)dev->ml_priv); |
1da177e4 LT |
7976 | |
7977 | case AIROFLSHGCHR: /* Get char from aux */ | |
7978 | if(comp->len != sizeof(int)) | |
7979 | return -EINVAL; | |
7980 | if (copy_from_user(&z,comp->data,comp->len)) | |
7981 | return -EFAULT; | |
faf3994a | 7982 | return flashgchar((struct airo_info *)dev->ml_priv, z, 8000); |
1da177e4 LT |
7983 | |
7984 | case AIROFLSHPCHR: /* Send char to card. */ | |
7985 | if(comp->len != sizeof(int)) | |
7986 | return -EINVAL; | |
7987 | if (copy_from_user(&z,comp->data,comp->len)) | |
7988 | return -EFAULT; | |
faf3994a | 7989 | return flashpchar((struct airo_info *)dev->ml_priv, z, 8000); |
1da177e4 LT |
7990 | |
7991 | case AIROFLPUTBUF: /* Send 32k to card */ | |
faf3994a | 7992 | if (!AIRO_FLASH(dev)) |
1da177e4 LT |
7993 | return -ENOMEM; |
7994 | if(comp->len > FLASHSIZE) | |
7995 | return -EINVAL; | |
faf3994a | 7996 | if (copy_from_user(AIRO_FLASH(dev), comp->data, comp->len)) |
1da177e4 LT |
7997 | return -EFAULT; |
7998 | ||
faf3994a | 7999 | flashputbuf((struct airo_info *)dev->ml_priv); |
1da177e4 LT |
8000 | return 0; |
8001 | ||
8002 | case AIRORESTART: | |
faf3994a | 8003 | if (flashrestart((struct airo_info *)dev->ml_priv, dev)) |
1da177e4 LT |
8004 | return -EIO; |
8005 | return 0; | |
8006 | } | |
8007 | return -EINVAL; | |
8008 | } | |
8009 | ||
8010 | #define FLASH_COMMAND 0x7e7e | |
8011 | ||
8012 | /* | |
8013 | * STEP 1) | |
8014 | * Disable MAC and do soft reset on | |
8015 | * card. | |
8016 | */ | |
8017 | ||
ff1d2767 | 8018 | static int cmdreset(struct airo_info *ai) { |
1da177e4 LT |
8019 | disable_MAC(ai, 1); |
8020 | ||
8021 | if(!waitbusy (ai)){ | |
934d8bf1 | 8022 | airo_print_info(ai->dev->name, "Waitbusy hang before RESET"); |
1da177e4 LT |
8023 | return -EBUSY; |
8024 | } | |
8025 | ||
8026 | OUT4500(ai,COMMAND,CMD_SOFTRESET); | |
8027 | ||
8028 | ssleep(1); /* WAS 600 12/7/00 */ | |
8029 | ||
8030 | if(!waitbusy (ai)){ | |
934d8bf1 | 8031 | airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET"); |
1da177e4 LT |
8032 | return -EBUSY; |
8033 | } | |
8034 | return 0; | |
8035 | } | |
8036 | ||
8037 | /* STEP 2) | |
8038 | * Put the card in legendary flash | |
8039 | * mode | |
8040 | */ | |
8041 | ||
ff1d2767 | 8042 | static int setflashmode (struct airo_info *ai) { |
1da177e4 LT |
8043 | set_bit (FLAG_FLASHING, &ai->flags); |
8044 | ||
8045 | OUT4500(ai, SWS0, FLASH_COMMAND); | |
8046 | OUT4500(ai, SWS1, FLASH_COMMAND); | |
8047 | if (probe) { | |
8048 | OUT4500(ai, SWS0, FLASH_COMMAND); | |
8049 | OUT4500(ai, COMMAND,0x10); | |
8050 | } else { | |
8051 | OUT4500(ai, SWS2, FLASH_COMMAND); | |
8052 | OUT4500(ai, SWS3, FLASH_COMMAND); | |
8053 | OUT4500(ai, COMMAND,0); | |
8054 | } | |
8055 | msleep(500); /* 500ms delay */ | |
8056 | ||
8057 | if(!waitbusy(ai)) { | |
8058 | clear_bit (FLAG_FLASHING, &ai->flags); | |
934d8bf1 | 8059 | airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode"); |
1da177e4 LT |
8060 | return -EIO; |
8061 | } | |
8062 | return 0; | |
8063 | } | |
8064 | ||
8065 | /* Put character to SWS0 wait for dwelltime | |
8066 | * x 50us for echo . | |
8067 | */ | |
8068 | ||
ff1d2767 | 8069 | static int flashpchar(struct airo_info *ai,int byte,int dwelltime) { |
1da177e4 LT |
8070 | int echo; |
8071 | int waittime; | |
8072 | ||
8073 | byte |= 0x8000; | |
8074 | ||
8075 | if(dwelltime == 0 ) | |
8076 | dwelltime = 200; | |
8077 | ||
8078 | waittime=dwelltime; | |
8079 | ||
8080 | /* Wait for busy bit d15 to go false indicating buffer empty */ | |
8081 | while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) { | |
8082 | udelay (50); | |
8083 | waittime -= 50; | |
8084 | } | |
8085 | ||
8086 | /* timeout for busy clear wait */ | |
8087 | if(waittime <= 0 ){ | |
934d8bf1 | 8088 | airo_print_info(ai->dev->name, "flash putchar busywait timeout!"); |
1da177e4 LT |
8089 | return -EBUSY; |
8090 | } | |
8091 | ||
8092 | /* Port is clear now write byte and wait for it to echo back */ | |
8093 | do { | |
8094 | OUT4500(ai,SWS0,byte); | |
8095 | udelay(50); | |
8096 | dwelltime -= 50; | |
8097 | echo = IN4500(ai,SWS1); | |
8098 | } while (dwelltime >= 0 && echo != byte); | |
8099 | ||
8100 | OUT4500(ai,SWS1,0); | |
8101 | ||
8102 | return (echo == byte) ? 0 : -EIO; | |
8103 | } | |
8104 | ||
8105 | /* | |
8106 | * Get a character from the card matching matchbyte | |
8107 | * Step 3) | |
8108 | */ | |
ff1d2767 | 8109 | static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){ |
1da177e4 LT |
8110 | int rchar; |
8111 | unsigned char rbyte=0; | |
8112 | ||
8113 | do { | |
8114 | rchar = IN4500(ai,SWS1); | |
8115 | ||
8116 | if(dwelltime && !(0x8000 & rchar)){ | |
8117 | dwelltime -= 10; | |
8118 | mdelay(10); | |
8119 | continue; | |
8120 | } | |
8121 | rbyte = 0xff & rchar; | |
8122 | ||
8123 | if( (rbyte == matchbyte) && (0x8000 & rchar) ){ | |
8124 | OUT4500(ai,SWS1,0); | |
8125 | return 0; | |
8126 | } | |
8127 | if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar) | |
8128 | break; | |
8129 | OUT4500(ai,SWS1,0); | |
8130 | ||
8131 | }while(dwelltime > 0); | |
8132 | return -EIO; | |
8133 | } | |
8134 | ||
8135 | /* | |
8136 | * Transfer 32k of firmware data from user buffer to our buffer and | |
8137 | * send to the card | |
8138 | */ | |
8139 | ||
ff1d2767 | 8140 | static int flashputbuf(struct airo_info *ai){ |
1da177e4 LT |
8141 | int nwords; |
8142 | ||
8143 | /* Write stuff */ | |
8144 | if (test_bit(FLAG_MPI,&ai->flags)) | |
8145 | memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE); | |
8146 | else { | |
8147 | OUT4500(ai,AUXPAGE,0x100); | |
8148 | OUT4500(ai,AUXOFF,0); | |
8149 | ||
8150 | for(nwords=0;nwords != FLASHSIZE / 2;nwords++){ | |
8151 | OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff); | |
8152 | } | |
8153 | } | |
8154 | OUT4500(ai,SWS0,0x8000); | |
8155 | ||
8156 | return 0; | |
8157 | } | |
8158 | ||
8159 | /* | |
8160 | * | |
8161 | */ | |
ff1d2767 | 8162 | static int flashrestart(struct airo_info *ai,struct net_device *dev){ |
1da177e4 LT |
8163 | int i,status; |
8164 | ||
8165 | ssleep(1); /* Added 12/7/00 */ | |
8166 | clear_bit (FLAG_FLASHING, &ai->flags); | |
8167 | if (test_bit(FLAG_MPI, &ai->flags)) { | |
8168 | status = mpi_init_descriptors(ai); | |
8169 | if (status != SUCCESS) | |
8170 | return status; | |
8171 | } | |
8172 | status = setup_card(ai, dev->dev_addr, 1); | |
8173 | ||
8174 | if (!test_bit(FLAG_MPI,&ai->flags)) | |
8175 | for( i = 0; i < MAX_FIDS; i++ ) { | |
8176 | ai->fids[i] = transmit_allocate | |
15db2763 | 8177 | ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 ); |
1da177e4 LT |
8178 | } |
8179 | ||
8180 | ssleep(1); /* Added 12/7/00 */ | |
8181 | return status; | |
8182 | } | |
8183 | #endif /* CISCO_EXT */ | |
8184 | ||
8185 | /* | |
8186 | This program is free software; you can redistribute it and/or | |
8187 | modify it under the terms of the GNU General Public License | |
8188 | as published by the Free Software Foundation; either version 2 | |
8189 | of the License, or (at your option) any later version. | |
8190 | ||
8191 | This program is distributed in the hope that it will be useful, | |
8192 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
8193 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
8194 | GNU General Public License for more details. | |
8195 | ||
8196 | In addition: | |
8197 | ||
8198 | Redistribution and use in source and binary forms, with or without | |
8199 | modification, are permitted provided that the following conditions | |
8200 | are met: | |
8201 | ||
8202 | 1. Redistributions of source code must retain the above copyright | |
8203 | notice, this list of conditions and the following disclaimer. | |
8204 | 2. Redistributions in binary form must reproduce the above copyright | |
8205 | notice, this list of conditions and the following disclaimer in the | |
8206 | documentation and/or other materials provided with the distribution. | |
8207 | 3. The name of the author may not be used to endorse or promote | |
8208 | products derived from this software without specific prior written | |
8209 | permission. | |
8210 | ||
8211 | THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
8212 | IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
8213 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
8214 | ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, | |
8215 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
8216 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
8217 | SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
8218 | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
8219 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
8220 | IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
8221 | POSSIBILITY OF SUCH DAMAGE. | |
8222 | */ | |
8223 | ||
8224 | module_init(airo_init_module); | |
8225 | module_exit(airo_cleanup_module); |