Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 22 | #include <linux/err.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #include <linux/init.h> |
| 24 | |
| 25 | #include <linux/kernel.h> |
| 26 | #include <linux/module.h> |
| 27 | #include <linux/proc_fs.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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> |
David Hardeman | 378f058 | 2005-09-17 17:55:31 +1000 | [diff] [blame] | 37 | #include <linux/scatterlist.h> |
Adrian Bunk | a39d3e7 | 2006-01-21 01:35:15 +0100 | [diff] [blame] | 38 | #include <linux/crypto.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | #include <asm/io.h> |
| 40 | #include <asm/system.h> |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 41 | #include <asm/unaligned.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | |
| 43 | #include <linux/netdevice.h> |
| 44 | #include <linux/etherdevice.h> |
| 45 | #include <linux/skbuff.h> |
| 46 | #include <linux/if_arp.h> |
| 47 | #include <linux/ioport.h> |
| 48 | #include <linux/pci.h> |
| 49 | #include <asm/uaccess.h> |
Sukadev Bhattiprolu | 3b4c7d64 | 2006-08-14 23:12:03 -0700 | [diff] [blame] | 50 | #include <linux/kthread.h> |
Nigel Cunningham | 7dfb710 | 2006-12-06 20:34:23 -0800 | [diff] [blame] | 51 | #include <linux/freezer.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 53 | #include <linux/ieee80211.h> |
| 54 | |
Adrian Bunk | d380876 | 2005-11-05 17:42:27 +0100 | [diff] [blame] | 55 | #include "airo.h" |
| 56 | |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 57 | #define DRV_NAME "airo" |
| 58 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | #ifdef CONFIG_PCI |
| 60 | static struct pci_device_id card_ids[] = { |
| 61 | { 0x14b9, 1, PCI_ANY_ID, PCI_ANY_ID, }, |
| 62 | { 0x14b9, 0x4500, PCI_ANY_ID, PCI_ANY_ID }, |
| 63 | { 0x14b9, 0x4800, PCI_ANY_ID, PCI_ANY_ID, }, |
| 64 | { 0x14b9, 0x0340, PCI_ANY_ID, PCI_ANY_ID, }, |
| 65 | { 0x14b9, 0x0350, PCI_ANY_ID, PCI_ANY_ID, }, |
| 66 | { 0x14b9, 0x5000, PCI_ANY_ID, PCI_ANY_ID, }, |
| 67 | { 0x14b9, 0xa504, PCI_ANY_ID, PCI_ANY_ID, }, |
| 68 | { 0, } |
| 69 | }; |
| 70 | MODULE_DEVICE_TABLE(pci, card_ids); |
| 71 | |
| 72 | static int airo_pci_probe(struct pci_dev *, const struct pci_device_id *); |
| 73 | static void airo_pci_remove(struct pci_dev *); |
Pavel Machek | 05adc3b | 2005-04-16 15:25:25 -0700 | [diff] [blame] | 74 | static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | static int airo_pci_resume(struct pci_dev *pdev); |
| 76 | |
| 77 | static struct pci_driver airo_driver = { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 78 | .name = DRV_NAME, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | .id_table = card_ids, |
| 80 | .probe = airo_pci_probe, |
| 81 | .remove = __devexit_p(airo_pci_remove), |
| 82 | .suspend = airo_pci_suspend, |
| 83 | .resume = airo_pci_resume, |
| 84 | }; |
| 85 | #endif /* CONFIG_PCI */ |
| 86 | |
| 87 | /* Include Wireless Extension definition and check version - Jean II */ |
| 88 | #include <linux/wireless.h> |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 89 | #define WIRELESS_SPY /* enable iwspy support */ |
| 90 | #include <net/iw_handler.h> /* New driver API */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 92 | #define CISCO_EXT /* enable Cisco extensions */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | #ifdef CISCO_EXT |
| 94 | #include <linux/delay.h> |
| 95 | #endif |
| 96 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 97 | /* Hack to do some power saving */ |
| 98 | #define POWER_ON_DOWN |
| 99 | |
| 100 | /* As you can see this list is HUGH! |
| 101 | I really don't know what a lot of these counts are about, but they |
| 102 | are all here for completeness. If the IGNLABEL macro is put in |
| 103 | infront of the label, that statistic will not be included in the list |
| 104 | of statistics in the /proc filesystem */ |
| 105 | |
| 106 | #define IGNLABEL(comment) NULL |
| 107 | static char *statsLabels[] = { |
| 108 | "RxOverrun", |
| 109 | IGNLABEL("RxPlcpCrcErr"), |
| 110 | IGNLABEL("RxPlcpFormatErr"), |
| 111 | IGNLABEL("RxPlcpLengthErr"), |
| 112 | "RxMacCrcErr", |
| 113 | "RxMacCrcOk", |
| 114 | "RxWepErr", |
| 115 | "RxWepOk", |
| 116 | "RetryLong", |
| 117 | "RetryShort", |
| 118 | "MaxRetries", |
| 119 | "NoAck", |
| 120 | "NoCts", |
| 121 | "RxAck", |
| 122 | "RxCts", |
| 123 | "TxAck", |
| 124 | "TxRts", |
| 125 | "TxCts", |
| 126 | "TxMc", |
| 127 | "TxBc", |
| 128 | "TxUcFrags", |
| 129 | "TxUcPackets", |
| 130 | "TxBeacon", |
| 131 | "RxBeacon", |
| 132 | "TxSinColl", |
| 133 | "TxMulColl", |
| 134 | "DefersNo", |
| 135 | "DefersProt", |
| 136 | "DefersEngy", |
| 137 | "DupFram", |
| 138 | "RxFragDisc", |
| 139 | "TxAged", |
| 140 | "RxAged", |
| 141 | "LostSync-MaxRetry", |
| 142 | "LostSync-MissedBeacons", |
| 143 | "LostSync-ArlExceeded", |
| 144 | "LostSync-Deauth", |
| 145 | "LostSync-Disassoced", |
| 146 | "LostSync-TsfTiming", |
| 147 | "HostTxMc", |
| 148 | "HostTxBc", |
| 149 | "HostTxUc", |
| 150 | "HostTxFail", |
| 151 | "HostRxMc", |
| 152 | "HostRxBc", |
| 153 | "HostRxUc", |
| 154 | "HostRxDiscard", |
| 155 | IGNLABEL("HmacTxMc"), |
| 156 | IGNLABEL("HmacTxBc"), |
| 157 | IGNLABEL("HmacTxUc"), |
| 158 | IGNLABEL("HmacTxFail"), |
| 159 | IGNLABEL("HmacRxMc"), |
| 160 | IGNLABEL("HmacRxBc"), |
| 161 | IGNLABEL("HmacRxUc"), |
| 162 | IGNLABEL("HmacRxDiscard"), |
| 163 | IGNLABEL("HmacRxAccepted"), |
| 164 | "SsidMismatch", |
| 165 | "ApMismatch", |
| 166 | "RatesMismatch", |
| 167 | "AuthReject", |
| 168 | "AuthTimeout", |
| 169 | "AssocReject", |
| 170 | "AssocTimeout", |
| 171 | IGNLABEL("ReasonOutsideTable"), |
| 172 | IGNLABEL("ReasonStatus1"), |
| 173 | IGNLABEL("ReasonStatus2"), |
| 174 | IGNLABEL("ReasonStatus3"), |
| 175 | IGNLABEL("ReasonStatus4"), |
| 176 | IGNLABEL("ReasonStatus5"), |
| 177 | IGNLABEL("ReasonStatus6"), |
| 178 | IGNLABEL("ReasonStatus7"), |
| 179 | IGNLABEL("ReasonStatus8"), |
| 180 | IGNLABEL("ReasonStatus9"), |
| 181 | IGNLABEL("ReasonStatus10"), |
| 182 | IGNLABEL("ReasonStatus11"), |
| 183 | IGNLABEL("ReasonStatus12"), |
| 184 | IGNLABEL("ReasonStatus13"), |
| 185 | IGNLABEL("ReasonStatus14"), |
| 186 | IGNLABEL("ReasonStatus15"), |
| 187 | IGNLABEL("ReasonStatus16"), |
| 188 | IGNLABEL("ReasonStatus17"), |
| 189 | IGNLABEL("ReasonStatus18"), |
| 190 | IGNLABEL("ReasonStatus19"), |
| 191 | "RxMan", |
| 192 | "TxMan", |
| 193 | "RxRefresh", |
| 194 | "TxRefresh", |
| 195 | "RxPoll", |
| 196 | "TxPoll", |
| 197 | "HostRetries", |
| 198 | "LostSync-HostReq", |
| 199 | "HostTxBytes", |
| 200 | "HostRxBytes", |
| 201 | "ElapsedUsec", |
| 202 | "ElapsedSec", |
| 203 | "LostSyncBetterAP", |
| 204 | "PrivacyMismatch", |
| 205 | "Jammed", |
| 206 | "DiscRxNotWepped", |
| 207 | "PhyEleMismatch", |
| 208 | (char*)-1 }; |
| 209 | #ifndef RUN_AT |
| 210 | #define RUN_AT(x) (jiffies+(x)) |
| 211 | #endif |
| 212 | |
| 213 | |
| 214 | /* These variables are for insmod, since it seems that the rates |
| 215 | can only be set in setup_card. Rates should be a comma separated |
| 216 | (no spaces) list of rates (up to 8). */ |
| 217 | |
| 218 | static int rates[8]; |
| 219 | static int basic_rate; |
| 220 | static char *ssids[3]; |
| 221 | |
| 222 | static int io[4]; |
| 223 | static int irq[4]; |
| 224 | |
| 225 | static |
| 226 | int maxencrypt /* = 0 */; /* The highest rate that the card can encrypt at. |
| 227 | 0 means no limit. For old cards this was 4 */ |
| 228 | |
| 229 | static int auto_wep /* = 0 */; /* If set, it tries to figure out the wep mode */ |
| 230 | static int aux_bap /* = 0 */; /* Checks to see if the aux ports are needed to read |
| 231 | the bap, needed on some older cards and buses. */ |
| 232 | static int adhoc; |
| 233 | |
| 234 | static int probe = 1; |
| 235 | |
| 236 | static int proc_uid /* = 0 */; |
| 237 | |
| 238 | static int proc_gid /* = 0 */; |
| 239 | |
| 240 | static int airo_perm = 0555; |
| 241 | |
| 242 | static int proc_perm = 0644; |
| 243 | |
| 244 | MODULE_AUTHOR("Benjamin Reed"); |
| 245 | MODULE_DESCRIPTION("Support for Cisco/Aironet 802.11 wireless ethernet \ |
Bill Nottingham | d73ae55 | 2007-07-27 19:43:17 -0400 | [diff] [blame] | 246 | cards. Direct support for ISA/PCI/MPI cards and support \ |
| 247 | for PCMCIA when used with airo_cs."); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 248 | MODULE_LICENSE("Dual BSD/GPL"); |
| 249 | MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340/350"); |
| 250 | module_param_array(io, int, NULL, 0); |
| 251 | module_param_array(irq, int, NULL, 0); |
| 252 | module_param(basic_rate, int, 0); |
| 253 | module_param_array(rates, int, NULL, 0); |
| 254 | module_param_array(ssids, charp, NULL, 0); |
| 255 | module_param(auto_wep, int, 0); |
| 256 | MODULE_PARM_DESC(auto_wep, "If non-zero, the driver will keep looping through \ |
| 257 | the authentication options until an association is made. The value of \ |
| 258 | auto_wep is number of the wep keys to check. A value of 2 will try using \ |
| 259 | the key at index 0 and index 1."); |
| 260 | module_param(aux_bap, int, 0); |
| 261 | MODULE_PARM_DESC(aux_bap, "If non-zero, the driver will switch into a mode \ |
| 262 | than seems to work better for older cards with some older buses. Before \ |
| 263 | switching it checks that the switch is needed."); |
| 264 | module_param(maxencrypt, int, 0); |
| 265 | MODULE_PARM_DESC(maxencrypt, "The maximum speed that the card can do \ |
| 266 | encryption. Units are in 512kbs. Zero (default) means there is no limit. \ |
| 267 | Older cards used to be limited to 2mbs (4)."); |
| 268 | module_param(adhoc, int, 0); |
| 269 | MODULE_PARM_DESC(adhoc, "If non-zero, the card will start in adhoc mode."); |
| 270 | module_param(probe, int, 0); |
| 271 | MODULE_PARM_DESC(probe, "If zero, the driver won't start the card."); |
| 272 | |
| 273 | module_param(proc_uid, int, 0); |
| 274 | MODULE_PARM_DESC(proc_uid, "The uid that the /proc files will belong to."); |
| 275 | module_param(proc_gid, int, 0); |
| 276 | MODULE_PARM_DESC(proc_gid, "The gid that the /proc files will belong to."); |
| 277 | module_param(airo_perm, int, 0); |
| 278 | MODULE_PARM_DESC(airo_perm, "The permission bits of /proc/[driver/]aironet."); |
| 279 | module_param(proc_perm, int, 0); |
| 280 | MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc"); |
| 281 | |
| 282 | /* This is a kind of sloppy hack to get this information to OUT4500 and |
| 283 | IN4500. I would be extremely interested in the situation where this |
| 284 | doesn't work though!!! */ |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 285 | static int do8bitIO /* = 0 */; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 */ |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 402 | #define BAP0 0 /* Used for receiving packets */ |
| 403 | #define BAP1 2 /* Used for xmiting packets and working with RIDS */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 476 | #define RID_WPA_BSSLISTFIRST 0xFF74 |
| 477 | #define RID_WPA_BSSLISTNEXT 0xFF75 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 499 | /* This structure came from an email sent to me from an engineer at |
| 500 | aironet for inclusion into this driver */ |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 501 | typedef struct WepKeyRid WepKeyRid; |
| 502 | struct WepKeyRid { |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 503 | __le16 len; |
| 504 | __le16 kindex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 505 | u8 mac[ETH_ALEN]; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 506 | __le16 klen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 507 | u8 key[16]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 508 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 509 | |
| 510 | /* These structures are from the Aironet's PC4500 Developers Manual */ |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 511 | typedef struct Ssid Ssid; |
| 512 | struct Ssid { |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 513 | __le16 len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 514 | u8 ssid[32]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 515 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 516 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 517 | typedef struct SsidRid SsidRid; |
| 518 | struct SsidRid { |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 519 | __le16 len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | Ssid ssids[3]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 521 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 522 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 523 | typedef struct ModulationRid ModulationRid; |
| 524 | struct ModulationRid { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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) |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 530 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 531 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 532 | typedef struct ConfigRid ConfigRid; |
| 533 | struct ConfigRid { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 563 | u8 macAddr[ETH_ALEN]; |
| 564 | u8 rates[8]; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | /*---------- Scanning/Associating ----------*/ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 600 | /*---------- Power save operation ----------*/ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 611 | /*---------- Ap/Ibss config items ----------*/ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 612 | __le16 beaconPeriod; |
| 613 | __le16 atimDuration; |
| 614 | __le16 hopPeriod; |
| 615 | __le16 channelSet; |
| 616 | __le16 channel; |
| 617 | __le16 dtimPeriod; |
| 618 | __le16 bridgeDistance; |
| 619 | __le16 radioID; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 620 | /*---------- Radio configuration ----------*/ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 625 | u8 rxDiversity; |
| 626 | u8 txDiversity; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 627 | __le16 txPower; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | #define TXPOWER_DEFAULT 0 |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 629 | __le16 rssiThreshold; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 630 | #define RSSI_DEFAULT 0 |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 638 | /*---------- Aironet Extensions ----------*/ |
| 639 | u8 nodeName[16]; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 640 | __le16 arlThreshold; |
| 641 | __le16 arlDecay; |
| 642 | __le16 arlDelay; |
| 643 | __le16 _reserved4[1]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 653 | __le16 autoWake; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 654 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 655 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 656 | typedef struct StatusRid StatusRid; |
| 657 | struct StatusRid { |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 658 | __le16 len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 659 | u8 mac[ETH_ALEN]; |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 660 | __le16 mode; |
| 661 | __le16 errorCode; |
| 662 | __le16 sigQuality; |
| 663 | __le16 SSIDlen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 664 | char SSID[32]; |
| 665 | char apName[16]; |
| 666 | u8 bssid[4][ETH_ALEN]; |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 */ |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 689 | __le16 load; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 690 | u8 carrier[4]; |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 691 | __le16 assocStatus; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 713 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 714 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 715 | typedef struct StatsRid StatsRid; |
| 716 | struct StatsRid { |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 717 | __le16 len; |
| 718 | __le16 spacer; |
| 719 | __le32 vals[100]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 720 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 721 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 722 | typedef struct APListRid APListRid; |
| 723 | struct APListRid { |
Al Viro | a749716 | 2007-12-20 17:49:41 -0500 | [diff] [blame] | 724 | __le16 len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 725 | u8 ap[4][ETH_ALEN]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 726 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 727 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 728 | typedef struct CapabilityRid CapabilityRid; |
| 729 | struct CapabilityRid { |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 730 | __le16 len; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 731 | char oui[3]; |
| 732 | char zero; |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 733 | __le16 prodNum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 734 | char manName[32]; |
| 735 | char prodName[16]; |
| 736 | char prodVer[8]; |
| 737 | char factoryAddr[ETH_ALEN]; |
| 738 | char aironetAddr[ETH_ALEN]; |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 739 | __le16 radioType; |
| 740 | __le16 country; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 741 | char callid[ETH_ALEN]; |
| 742 | char supportedRates[8]; |
| 743 | char rxDiversity; |
| 744 | char txDiversity; |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 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; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 756 | } __attribute__ ((packed)); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 757 | |
| 758 | /* Only present on firmware >= 5.30.17 */ |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 759 | typedef struct BSSListRidExtra BSSListRidExtra; |
| 760 | struct BSSListRidExtra { |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 761 | __le16 unknown[4]; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 762 | u8 fixed[12]; /* WLAN management frame */ |
| 763 | u8 iep[624]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 764 | } __attribute__ ((packed)); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 765 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 766 | typedef struct BSSListRid BSSListRid; |
| 767 | struct BSSListRid { |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 768 | __le16 len; |
| 769 | __le16 index; /* First is 0 and 0xffff means end of list */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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) */ |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 773 | __le16 radioType; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 774 | u8 bssid[ETH_ALEN]; /* Mac address of the BSS */ |
| 775 | u8 zero; |
| 776 | u8 ssidLen; |
| 777 | u8 ssid[32]; |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 785 | u8 rates[8]; /* Same as rates for config rid */ |
| 786 | struct { /* For frequency hopping only */ |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 787 | __le16 dwell; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 788 | u8 hopSet; |
| 789 | u8 hopPattern; |
| 790 | u8 hopIndex; |
| 791 | u8 fill; |
| 792 | } fh; |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 793 | __le16 dsChannel; |
| 794 | __le16 atimWindow; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 795 | |
| 796 | /* Only present on firmware >= 5.30.17 */ |
| 797 | BSSListRidExtra extra; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 798 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 799 | |
| 800 | typedef struct { |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 801 | BSSListRid bss; |
| 802 | struct list_head list; |
| 803 | } BSSListElement; |
| 804 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 805 | typedef struct tdsRssiEntry tdsRssiEntry; |
| 806 | struct tdsRssiEntry { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 807 | u8 rssipct; |
| 808 | u8 rssidBm; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 809 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 810 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 811 | typedef struct tdsRssiRid tdsRssiRid; |
| 812 | struct tdsRssiRid { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | u16 len; |
| 814 | tdsRssiEntry x[256]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 815 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 816 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 817 | typedef struct MICRid MICRid; |
| 818 | struct MICRid { |
| 819 | __le16 len; |
| 820 | __le16 state; |
| 821 | __le16 multicastValid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | u8 multicast[16]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 823 | __le16 unicastValid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 824 | u8 unicast[16]; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 825 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 826 | |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 827 | typedef struct MICBuffer MICBuffer; |
| 828 | struct MICBuffer { |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 829 | __be16 typelen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 841 | __be32 mic; |
| 842 | __be32 seq; |
Dan Williams | 99590ff | 2009-01-24 09:12:58 -0500 | [diff] [blame^] | 843 | } __attribute__ ((packed)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 844 | |
| 845 | typedef struct { |
| 846 | u8 da[ETH_ALEN]; |
| 847 | u8 sa[ETH_ALEN]; |
| 848 | } etherHead; |
| 849 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Domen Puncer | 62595eb | 2005-06-20 23:54:37 +0200 | [diff] [blame] | 934 | static char swversion[] = "2.1"; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 935 | #endif /* CISCO_EXT */ |
| 936 | |
| 937 | #define NUM_MODULES 2 |
| 938 | #define MIC_MSGLEN_MAX 2400 |
| 939 | #define EMMH32_MSGLEN_MAX MIC_MSGLEN_MAX |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 940 | #define AIRO_DEF_MTU 2312 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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]; |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 959 | __be32 d32; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 992 | struct rx_hdr { |
| 993 | __le16 status, len; |
| 994 | u8 rssi[2]; |
| 995 | u8 rate; |
| 996 | u8 freq; |
| 997 | __le16 tmp[4]; |
| 998 | } __attribute__ ((packed)); |
| 999 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1083 | static WifiCtlHdr wifictlhdr8023 = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1084 | .ctlhdr = { |
| 1085 | .ctl = HOST_DONT_RLSE, |
| 1086 | } |
| 1087 | }; |
| 1088 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| 1097 | /* Backward compatibility */ |
| 1098 | #ifndef IW_ENCODE_NOKEY |
| 1099 | #define IW_ENCODE_NOKEY 0x0800 /* Key is write only, so not present */ |
| 1100 | #define IW_ENCODE_MODE (IW_ENCODE_DISABLED | IW_ENCODE_RESTRICTED | IW_ENCODE_OPEN) |
| 1101 | #endif /* IW_ENCODE_NOKEY */ |
| 1102 | |
| 1103 | /* List of Wireless Handlers (new API) */ |
| 1104 | static const struct iw_handler_def airo_handler_def; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1105 | |
| 1106 | static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)"; |
| 1107 | |
| 1108 | struct airo_info; |
| 1109 | |
| 1110 | static int get_dec_u16( char *buffer, int *start, int limit ); |
| 1111 | static void OUT4500( struct airo_info *, u16 register, u16 value ); |
| 1112 | static unsigned short IN4500( struct airo_info *, u16 register ); |
| 1113 | static u16 setup_card(struct airo_info*, u8 *mac, int lock); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 1114 | static int enable_MAC(struct airo_info *ai, int lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1115 | static void disable_MAC(struct airo_info *ai, int lock); |
| 1116 | static void enable_interrupts(struct airo_info*); |
| 1117 | static void disable_interrupts(struct airo_info*); |
| 1118 | static u16 issuecommand(struct airo_info*, Cmd *pCmd, Resp *pRsp); |
| 1119 | static int bap_setup(struct airo_info*, u16 rid, u16 offset, int whichbap); |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 1120 | static int aux_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1121 | int whichbap); |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 1122 | static int fast_bap_read(struct airo_info*, __le16 *pu16Dst, int bytelen, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1123 | int whichbap); |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 1124 | static int bap_write(struct airo_info*, const __le16 *pu16Src, int bytelen, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1125 | int whichbap); |
| 1126 | static int PC4500_accessrid(struct airo_info*, u16 rid, u16 accmd); |
| 1127 | static int PC4500_readrid(struct airo_info*, u16 rid, void *pBuf, int len, int lock); |
| 1128 | static int PC4500_writerid(struct airo_info*, u16 rid, const void |
| 1129 | *pBuf, int len, int lock); |
| 1130 | static int do_writerid( struct airo_info*, u16 rid, const void *rid_data, |
| 1131 | int len, int dummy ); |
| 1132 | static u16 transmit_allocate(struct airo_info*, int lenPayload, int raw); |
| 1133 | static int transmit_802_3_packet(struct airo_info*, int len, char *pPacket); |
| 1134 | static int transmit_802_11_packet(struct airo_info*, int len, char *pPacket); |
| 1135 | |
| 1136 | static int mpi_send_packet (struct net_device *dev); |
| 1137 | static void mpi_unmap_card(struct pci_dev *pci); |
| 1138 | static void mpi_receive_802_3(struct airo_info *ai); |
| 1139 | static void mpi_receive_802_11(struct airo_info *ai); |
| 1140 | static int waitbusy (struct airo_info *ai); |
| 1141 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 1142 | static irqreturn_t airo_interrupt( int irq, void* dev_id); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1143 | static int airo_thread(void *data); |
| 1144 | static void timer_func( struct net_device *dev ); |
| 1145 | static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1146 | static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1147 | static void airo_read_wireless_stats (struct airo_info *local); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1148 | #ifdef CISCO_EXT |
| 1149 | static int readrids(struct net_device *dev, aironet_ioctl *comp); |
| 1150 | static int writerids(struct net_device *dev, aironet_ioctl *comp); |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1151 | static int flashcard(struct net_device *dev, aironet_ioctl *comp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1152 | #endif /* CISCO_EXT */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1153 | static void micinit(struct airo_info *ai); |
| 1154 | static int micsetup(struct airo_info *ai); |
| 1155 | static int encapsulate(struct airo_info *ai, etherHead *pPacket, MICBuffer *buffer, int len); |
| 1156 | static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *pPacket, u16 payLen); |
| 1157 | |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 1158 | static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi); |
| 1159 | static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm); |
| 1160 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 1161 | static void airo_networks_free(struct airo_info *ai); |
| 1162 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1163 | struct airo_info { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1164 | struct net_device *dev; |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 1165 | struct list_head dev_list; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1166 | /* Note, we can have MAX_FIDS outstanding. FIDs are 16-bits, so we |
| 1167 | use the high bit to mark whether it is in use. */ |
| 1168 | #define MAX_FIDS 6 |
| 1169 | #define MPI_MAX_FIDS 1 |
| 1170 | int fids[MAX_FIDS]; |
| 1171 | ConfigRid config; |
| 1172 | char keyindex; // Used with auto wep |
| 1173 | char defindex; // Used with auto wep |
| 1174 | struct proc_dir_entry *proc_entry; |
| 1175 | spinlock_t aux_lock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1176 | #define FLAG_RADIO_OFF 0 /* User disabling of MAC */ |
| 1177 | #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */ |
| 1178 | #define FLAG_RADIO_MASK 0x03 |
| 1179 | #define FLAG_ENABLED 2 |
| 1180 | #define FLAG_ADHOC 3 /* Needed by MIC */ |
| 1181 | #define FLAG_MIC_CAPABLE 4 |
| 1182 | #define FLAG_UPDATE_MULTI 5 |
| 1183 | #define FLAG_UPDATE_UNI 6 |
| 1184 | #define FLAG_802_11 7 |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1185 | #define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1186 | #define FLAG_PENDING_XMIT 9 |
| 1187 | #define FLAG_PENDING_XMIT11 10 |
| 1188 | #define FLAG_MPI 11 |
| 1189 | #define FLAG_REGISTERED 12 |
| 1190 | #define FLAG_COMMIT 13 |
| 1191 | #define FLAG_RESET 14 |
| 1192 | #define FLAG_FLASHING 15 |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1193 | #define FLAG_WPA_CAPABLE 16 |
| 1194 | unsigned long flags; |
| 1195 | #define JOB_DIE 0 |
| 1196 | #define JOB_XMIT 1 |
| 1197 | #define JOB_XMIT11 2 |
| 1198 | #define JOB_STATS 3 |
| 1199 | #define JOB_PROMISC 4 |
| 1200 | #define JOB_MIC 5 |
| 1201 | #define JOB_EVENT 6 |
| 1202 | #define JOB_AUTOWEP 7 |
| 1203 | #define JOB_WSTATS 8 |
| 1204 | #define JOB_SCAN_RESULTS 9 |
| 1205 | unsigned long jobs; |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 1206 | int (*bap_read)(struct airo_info*, __le16 *pu16Dst, int bytelen, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1207 | int whichbap); |
| 1208 | unsigned short *flash; |
| 1209 | tdsRssiEntry *rssi; |
Sukadev Bhattiprolu | 3b4c7d64 | 2006-08-14 23:12:03 -0700 | [diff] [blame] | 1210 | struct task_struct *list_bss_task; |
| 1211 | struct task_struct *airo_thread_task; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1212 | struct semaphore sem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1213 | wait_queue_head_t thr_wait; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1214 | unsigned long expires; |
| 1215 | struct { |
| 1216 | struct sk_buff *skb; |
| 1217 | int fid; |
| 1218 | } xmit, xmit11; |
| 1219 | struct net_device *wifidev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1220 | struct iw_statistics wstats; // wireless stats |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 1221 | unsigned long scan_timeout; /* Time scan should be read */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1222 | struct iw_spy_data spy_data; |
| 1223 | struct iw_public_data wireless_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1224 | /* MIC stuff */ |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1225 | struct crypto_cipher *tfm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1226 | mic_module mod[2]; |
| 1227 | mic_statistics micstats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1228 | HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors |
| 1229 | HostTxDesc txfids[MPI_MAX_FIDS]; |
| 1230 | HostRidDesc config_desc; |
| 1231 | unsigned long ridbus; // phys addr of config_desc |
| 1232 | struct sk_buff_head txq;// tx queue used by mpi350 code |
| 1233 | struct pci_dev *pci; |
| 1234 | unsigned char __iomem *pcimem; |
| 1235 | unsigned char __iomem *pciaux; |
| 1236 | unsigned char *shared; |
| 1237 | dma_addr_t shared_dma; |
Pavel Machek | 1cc68ae | 2005-06-20 15:33:04 -0700 | [diff] [blame] | 1238 | pm_message_t power; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1239 | SsidRid *SSID; |
| 1240 | APListRid *APList; |
| 1241 | #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE |
| 1242 | char proc_name[IFNAMSIZ]; |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 1243 | |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 1244 | int wep_capable; |
| 1245 | int max_wep_idx; |
| 1246 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1247 | /* WPA-related stuff */ |
| 1248 | unsigned int bssListFirst; |
| 1249 | unsigned int bssListNext; |
| 1250 | unsigned int bssListRidLen; |
| 1251 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 1252 | struct list_head network_list; |
| 1253 | struct list_head network_free_list; |
| 1254 | BSSListElement *networks; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1255 | }; |
| 1256 | |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 1257 | static inline int bap_read(struct airo_info *ai, __le16 *pu16Dst, int bytelen, |
| 1258 | int whichbap) |
| 1259 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1260 | return ai->bap_read(ai, pu16Dst, bytelen, whichbap); |
| 1261 | } |
| 1262 | |
| 1263 | static int setup_proc_entry( struct net_device *dev, |
| 1264 | struct airo_info *apriv ); |
| 1265 | static int takedown_proc_entry( struct net_device *dev, |
| 1266 | struct airo_info *apriv ); |
| 1267 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1268 | static int cmdreset(struct airo_info *ai); |
| 1269 | static int setflashmode (struct airo_info *ai); |
| 1270 | static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime); |
| 1271 | static int flashputbuf(struct airo_info *ai); |
| 1272 | static int flashrestart(struct airo_info *ai,struct net_device *dev); |
| 1273 | |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 1274 | #define airo_print(type, name, fmt, args...) \ |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 1275 | printk(type DRV_NAME "(%s): " fmt "\n", name, ##args) |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 1276 | |
| 1277 | #define airo_print_info(name, fmt, args...) \ |
| 1278 | airo_print(KERN_INFO, name, fmt, ##args) |
| 1279 | |
| 1280 | #define airo_print_dbg(name, fmt, args...) \ |
| 1281 | airo_print(KERN_DEBUG, name, fmt, ##args) |
| 1282 | |
| 1283 | #define airo_print_warn(name, fmt, args...) \ |
| 1284 | airo_print(KERN_WARNING, name, fmt, ##args) |
| 1285 | |
| 1286 | #define airo_print_err(name, fmt, args...) \ |
| 1287 | airo_print(KERN_ERR, name, fmt, ##args) |
| 1288 | |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 1289 | #define AIRO_FLASH(dev) (((struct airo_info *)dev->ml_priv)->flash) |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 1290 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1291 | /*********************************************************************** |
| 1292 | * MIC ROUTINES * |
| 1293 | *********************************************************************** |
| 1294 | */ |
| 1295 | |
| 1296 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq); |
| 1297 | static void MoveWindow(miccntx *context, u32 micSeq); |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1298 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
| 1299 | struct crypto_cipher *tfm); |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1300 | static void emmh32_init(emmh32_context *context); |
| 1301 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len); |
| 1302 | static void emmh32_final(emmh32_context *context, u8 digest[4]); |
| 1303 | static int flashpchar(struct airo_info *ai,int byte,int dwelltime); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1304 | |
| 1305 | /* micinit - Initialize mic seed */ |
| 1306 | |
| 1307 | static void micinit(struct airo_info *ai) |
| 1308 | { |
| 1309 | MICRid mic_rid; |
| 1310 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1311 | clear_bit(JOB_MIC, &ai->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1312 | PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0); |
| 1313 | up(&ai->sem); |
| 1314 | |
| 1315 | ai->micstats.enabled = (mic_rid.state & 0x00FF) ? 1 : 0; |
| 1316 | |
| 1317 | if (ai->micstats.enabled) { |
| 1318 | /* Key must be valid and different */ |
| 1319 | if (mic_rid.multicastValid && (!ai->mod[0].mCtx.valid || |
| 1320 | (memcmp (ai->mod[0].mCtx.key, mic_rid.multicast, |
| 1321 | sizeof(ai->mod[0].mCtx.key)) != 0))) { |
| 1322 | /* Age current mic Context */ |
| 1323 | memcpy(&ai->mod[1].mCtx,&ai->mod[0].mCtx,sizeof(miccntx)); |
| 1324 | /* Initialize new context */ |
| 1325 | memcpy(&ai->mod[0].mCtx.key,mic_rid.multicast,sizeof(mic_rid.multicast)); |
| 1326 | ai->mod[0].mCtx.window = 33; //Window always points to the middle |
| 1327 | ai->mod[0].mCtx.rx = 0; //Rx Sequence numbers |
| 1328 | ai->mod[0].mCtx.tx = 0; //Tx sequence numbers |
| 1329 | ai->mod[0].mCtx.valid = 1; //Key is now valid |
| 1330 | |
| 1331 | /* Give key to mic seed */ |
| 1332 | emmh32_setseed(&ai->mod[0].mCtx.seed,mic_rid.multicast,sizeof(mic_rid.multicast), ai->tfm); |
| 1333 | } |
| 1334 | |
| 1335 | /* Key must be valid and different */ |
| 1336 | if (mic_rid.unicastValid && (!ai->mod[0].uCtx.valid || |
| 1337 | (memcmp(ai->mod[0].uCtx.key, mic_rid.unicast, |
| 1338 | sizeof(ai->mod[0].uCtx.key)) != 0))) { |
| 1339 | /* Age current mic Context */ |
| 1340 | memcpy(&ai->mod[1].uCtx,&ai->mod[0].uCtx,sizeof(miccntx)); |
| 1341 | /* Initialize new context */ |
| 1342 | memcpy(&ai->mod[0].uCtx.key,mic_rid.unicast,sizeof(mic_rid.unicast)); |
| 1343 | |
| 1344 | ai->mod[0].uCtx.window = 33; //Window always points to the middle |
| 1345 | ai->mod[0].uCtx.rx = 0; //Rx Sequence numbers |
| 1346 | ai->mod[0].uCtx.tx = 0; //Tx sequence numbers |
| 1347 | ai->mod[0].uCtx.valid = 1; //Key is now valid |
| 1348 | |
| 1349 | //Give key to mic seed |
| 1350 | emmh32_setseed(&ai->mod[0].uCtx.seed, mic_rid.unicast, sizeof(mic_rid.unicast), ai->tfm); |
| 1351 | } |
| 1352 | } else { |
| 1353 | /* So next time we have a valid key and mic is enabled, we will update |
| 1354 | * the sequence number if the key is the same as before. |
| 1355 | */ |
| 1356 | ai->mod[0].uCtx.valid = 0; |
| 1357 | ai->mod[0].mCtx.valid = 0; |
| 1358 | } |
| 1359 | } |
| 1360 | |
| 1361 | /* micsetup - Get ready for business */ |
| 1362 | |
| 1363 | static int micsetup(struct airo_info *ai) { |
| 1364 | int i; |
| 1365 | |
| 1366 | if (ai->tfm == NULL) |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1367 | ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1368 | |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1369 | if (IS_ERR(ai->tfm)) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 1370 | airo_print_err(ai->dev->name, "failed to load transform for AES"); |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1371 | ai->tfm = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1372 | return ERROR; |
| 1373 | } |
| 1374 | |
| 1375 | for (i=0; i < NUM_MODULES; i++) { |
| 1376 | memset(&ai->mod[i].mCtx,0,sizeof(miccntx)); |
| 1377 | memset(&ai->mod[i].uCtx,0,sizeof(miccntx)); |
| 1378 | } |
| 1379 | return SUCCESS; |
| 1380 | } |
| 1381 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1382 | static char micsnap[] = {0xAA,0xAA,0x03,0x00,0x40,0x96,0x00,0x02}; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1383 | |
| 1384 | /*=========================================================================== |
| 1385 | * Description: Mic a packet |
| 1386 | * |
| 1387 | * Inputs: etherHead * pointer to an 802.3 frame |
| 1388 | * |
| 1389 | * Returns: BOOLEAN if successful, otherwise false. |
| 1390 | * PacketTxLen will be updated with the mic'd packets size. |
| 1391 | * |
| 1392 | * Caveats: It is assumed that the frame buffer will already |
| 1393 | * be big enough to hold the largets mic message possible. |
| 1394 | * (No memory allocation is done here). |
| 1395 | * |
| 1396 | * Author: sbraneky (10/15/01) |
| 1397 | * Merciless hacks by rwilcher (1/14/02) |
| 1398 | */ |
| 1399 | |
| 1400 | static int encapsulate(struct airo_info *ai ,etherHead *frame, MICBuffer *mic, int payLen) |
| 1401 | { |
| 1402 | miccntx *context; |
| 1403 | |
| 1404 | // Determine correct context |
| 1405 | // If not adhoc, always use unicast key |
| 1406 | |
| 1407 | if (test_bit(FLAG_ADHOC, &ai->flags) && (frame->da[0] & 0x1)) |
| 1408 | context = &ai->mod[0].mCtx; |
| 1409 | else |
| 1410 | context = &ai->mod[0].uCtx; |
| 1411 | |
| 1412 | if (!context->valid) |
| 1413 | return ERROR; |
| 1414 | |
| 1415 | mic->typelen = htons(payLen + 16); //Length of Mic'd packet |
| 1416 | |
| 1417 | memcpy(&mic->u.snap, micsnap, sizeof(micsnap)); // Add Snap |
| 1418 | |
| 1419 | // Add Tx sequence |
| 1420 | mic->seq = htonl(context->tx); |
| 1421 | context->tx += 2; |
| 1422 | |
| 1423 | emmh32_init(&context->seed); // Mic the packet |
| 1424 | emmh32_update(&context->seed,frame->da,ETH_ALEN * 2); // DA,SA |
| 1425 | emmh32_update(&context->seed,(u8*)&mic->typelen,10); // Type/Length and Snap |
| 1426 | emmh32_update(&context->seed,(u8*)&mic->seq,sizeof(mic->seq)); //SEQ |
| 1427 | emmh32_update(&context->seed,frame->da + ETH_ALEN * 2,payLen); //payload |
| 1428 | emmh32_final(&context->seed, (u8*)&mic->mic); |
| 1429 | |
| 1430 | /* New Type/length ?????????? */ |
| 1431 | mic->typelen = 0; //Let NIC know it could be an oversized packet |
| 1432 | return SUCCESS; |
| 1433 | } |
| 1434 | |
| 1435 | typedef enum { |
| 1436 | NONE, |
| 1437 | NOMIC, |
| 1438 | NOMICPLUMMED, |
| 1439 | SEQUENCE, |
| 1440 | INCORRECTMIC, |
| 1441 | } mic_error; |
| 1442 | |
| 1443 | /*=========================================================================== |
| 1444 | * Description: Decapsulates a MIC'd packet and returns the 802.3 packet |
| 1445 | * (removes the MIC stuff) if packet is a valid packet. |
| 1446 | * |
| 1447 | * Inputs: etherHead pointer to the 802.3 packet |
| 1448 | * |
| 1449 | * Returns: BOOLEAN - TRUE if packet should be dropped otherwise FALSE |
| 1450 | * |
| 1451 | * Author: sbraneky (10/15/01) |
| 1452 | * Merciless hacks by rwilcher (1/14/02) |
| 1453 | *--------------------------------------------------------------------------- |
| 1454 | */ |
| 1455 | |
| 1456 | static int decapsulate(struct airo_info *ai, MICBuffer *mic, etherHead *eth, u16 payLen) |
| 1457 | { |
| 1458 | int i; |
| 1459 | u32 micSEQ; |
| 1460 | miccntx *context; |
| 1461 | u8 digest[4]; |
| 1462 | mic_error micError = NONE; |
| 1463 | |
| 1464 | // Check if the packet is a Mic'd packet |
| 1465 | |
| 1466 | if (!ai->micstats.enabled) { |
| 1467 | //No Mic set or Mic OFF but we received a MIC'd packet. |
| 1468 | if (memcmp ((u8*)eth + 14, micsnap, sizeof(micsnap)) == 0) { |
| 1469 | ai->micstats.rxMICPlummed++; |
| 1470 | return ERROR; |
| 1471 | } |
| 1472 | return SUCCESS; |
| 1473 | } |
| 1474 | |
| 1475 | if (ntohs(mic->typelen) == 0x888E) |
| 1476 | return SUCCESS; |
| 1477 | |
| 1478 | if (memcmp (mic->u.snap, micsnap, sizeof(micsnap)) != 0) { |
| 1479 | // Mic enabled but packet isn't Mic'd |
| 1480 | ai->micstats.rxMICPlummed++; |
| 1481 | return ERROR; |
| 1482 | } |
| 1483 | |
| 1484 | micSEQ = ntohl(mic->seq); //store SEQ as CPU order |
| 1485 | |
| 1486 | //At this point we a have a mic'd packet and mic is enabled |
| 1487 | //Now do the mic error checking. |
| 1488 | |
| 1489 | //Receive seq must be odd |
| 1490 | if ( (micSEQ & 1) == 0 ) { |
| 1491 | ai->micstats.rxWrongSequence++; |
| 1492 | return ERROR; |
| 1493 | } |
| 1494 | |
| 1495 | for (i = 0; i < NUM_MODULES; i++) { |
| 1496 | int mcast = eth->da[0] & 1; |
| 1497 | //Determine proper context |
| 1498 | context = mcast ? &ai->mod[i].mCtx : &ai->mod[i].uCtx; |
| 1499 | |
| 1500 | //Make sure context is valid |
| 1501 | if (!context->valid) { |
| 1502 | if (i == 0) |
| 1503 | micError = NOMICPLUMMED; |
| 1504 | continue; |
| 1505 | } |
| 1506 | //DeMic it |
| 1507 | |
| 1508 | if (!mic->typelen) |
| 1509 | mic->typelen = htons(payLen + sizeof(MICBuffer) - 2); |
| 1510 | |
| 1511 | emmh32_init(&context->seed); |
| 1512 | emmh32_update(&context->seed, eth->da, ETH_ALEN*2); |
| 1513 | emmh32_update(&context->seed, (u8 *)&mic->typelen, sizeof(mic->typelen)+sizeof(mic->u.snap)); |
| 1514 | emmh32_update(&context->seed, (u8 *)&mic->seq,sizeof(mic->seq)); |
| 1515 | emmh32_update(&context->seed, eth->da + ETH_ALEN*2,payLen); |
| 1516 | //Calculate MIC |
| 1517 | emmh32_final(&context->seed, digest); |
| 1518 | |
| 1519 | if (memcmp(digest, &mic->mic, 4)) { //Make sure the mics match |
| 1520 | //Invalid Mic |
| 1521 | if (i == 0) |
| 1522 | micError = INCORRECTMIC; |
| 1523 | continue; |
| 1524 | } |
| 1525 | |
| 1526 | //Check Sequence number if mics pass |
| 1527 | if (RxSeqValid(ai, context, mcast, micSEQ) == SUCCESS) { |
| 1528 | ai->micstats.rxSuccess++; |
| 1529 | return SUCCESS; |
| 1530 | } |
| 1531 | if (i == 0) |
| 1532 | micError = SEQUENCE; |
| 1533 | } |
| 1534 | |
| 1535 | // Update statistics |
| 1536 | switch (micError) { |
| 1537 | case NOMICPLUMMED: ai->micstats.rxMICPlummed++; break; |
| 1538 | case SEQUENCE: ai->micstats.rxWrongSequence++; break; |
| 1539 | case INCORRECTMIC: ai->micstats.rxIncorrectMIC++; break; |
| 1540 | case NONE: break; |
| 1541 | case NOMIC: break; |
| 1542 | } |
| 1543 | return ERROR; |
| 1544 | } |
| 1545 | |
| 1546 | /*=========================================================================== |
| 1547 | * Description: Checks the Rx Seq number to make sure it is valid |
| 1548 | * and hasn't already been received |
| 1549 | * |
| 1550 | * Inputs: miccntx - mic context to check seq against |
| 1551 | * micSeq - the Mic seq number |
| 1552 | * |
| 1553 | * Returns: TRUE if valid otherwise FALSE. |
| 1554 | * |
| 1555 | * Author: sbraneky (10/15/01) |
| 1556 | * Merciless hacks by rwilcher (1/14/02) |
| 1557 | *--------------------------------------------------------------------------- |
| 1558 | */ |
| 1559 | |
| 1560 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq) |
| 1561 | { |
| 1562 | u32 seq,index; |
| 1563 | |
| 1564 | //Allow for the ap being rebooted - if it is then use the next |
| 1565 | //sequence number of the current sequence number - might go backwards |
| 1566 | |
| 1567 | if (mcast) { |
| 1568 | if (test_bit(FLAG_UPDATE_MULTI, &ai->flags)) { |
| 1569 | clear_bit (FLAG_UPDATE_MULTI, &ai->flags); |
| 1570 | context->window = (micSeq > 33) ? micSeq : 33; |
| 1571 | context->rx = 0; // Reset rx |
| 1572 | } |
| 1573 | } else if (test_bit(FLAG_UPDATE_UNI, &ai->flags)) { |
| 1574 | clear_bit (FLAG_UPDATE_UNI, &ai->flags); |
| 1575 | context->window = (micSeq > 33) ? micSeq : 33; // Move window |
| 1576 | context->rx = 0; // Reset rx |
| 1577 | } |
| 1578 | |
| 1579 | //Make sequence number relative to START of window |
| 1580 | seq = micSeq - (context->window - 33); |
| 1581 | |
| 1582 | //Too old of a SEQ number to check. |
| 1583 | if ((s32)seq < 0) |
| 1584 | return ERROR; |
| 1585 | |
| 1586 | if ( seq > 64 ) { |
| 1587 | //Window is infinite forward |
| 1588 | MoveWindow(context,micSeq); |
| 1589 | return SUCCESS; |
| 1590 | } |
| 1591 | |
| 1592 | // We are in the window. Now check the context rx bit to see if it was already sent |
| 1593 | seq >>= 1; //divide by 2 because we only have odd numbers |
| 1594 | index = 1 << seq; //Get an index number |
| 1595 | |
| 1596 | if (!(context->rx & index)) { |
| 1597 | //micSEQ falls inside the window. |
| 1598 | //Add seqence number to the list of received numbers. |
| 1599 | context->rx |= index; |
| 1600 | |
| 1601 | MoveWindow(context,micSeq); |
| 1602 | |
| 1603 | return SUCCESS; |
| 1604 | } |
| 1605 | return ERROR; |
| 1606 | } |
| 1607 | |
| 1608 | static void MoveWindow(miccntx *context, u32 micSeq) |
| 1609 | { |
| 1610 | u32 shift; |
| 1611 | |
| 1612 | //Move window if seq greater than the middle of the window |
| 1613 | if (micSeq > context->window) { |
| 1614 | shift = (micSeq - context->window) >> 1; |
| 1615 | |
| 1616 | //Shift out old |
| 1617 | if (shift < 32) |
| 1618 | context->rx >>= shift; |
| 1619 | else |
| 1620 | context->rx = 0; |
| 1621 | |
| 1622 | context->window = micSeq; //Move window |
| 1623 | } |
| 1624 | } |
| 1625 | |
| 1626 | /*==============================================*/ |
| 1627 | /*========== EMMH ROUTINES ====================*/ |
| 1628 | /*==============================================*/ |
| 1629 | |
| 1630 | /* mic accumulate */ |
| 1631 | #define MIC_ACCUM(val) \ |
| 1632 | context->accum += (u64)(val) * context->coeff[coeff_position++]; |
| 1633 | |
| 1634 | static unsigned char aes_counter[16]; |
| 1635 | |
| 1636 | /* expand the key to fill the MMH coefficient array */ |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1637 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
| 1638 | struct crypto_cipher *tfm) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1639 | { |
| 1640 | /* take the keying material, expand if necessary, truncate at 16-bytes */ |
| 1641 | /* run through AES counter mode to generate context->coeff[] */ |
| 1642 | |
| 1643 | int i,j; |
| 1644 | u32 counter; |
| 1645 | u8 *cipher, plain[16]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1646 | |
| 1647 | crypto_cipher_setkey(tfm, pkey, 16); |
| 1648 | counter = 0; |
Ahmed S. Darwish | e7c04fd | 2007-02-05 18:58:29 +0200 | [diff] [blame] | 1649 | for (i = 0; i < ARRAY_SIZE(context->coeff); ) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1650 | aes_counter[15] = (u8)(counter >> 0); |
| 1651 | aes_counter[14] = (u8)(counter >> 8); |
| 1652 | aes_counter[13] = (u8)(counter >> 16); |
| 1653 | aes_counter[12] = (u8)(counter >> 24); |
| 1654 | counter++; |
| 1655 | memcpy (plain, aes_counter, 16); |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 1656 | crypto_cipher_encrypt_one(tfm, plain, plain); |
| 1657 | cipher = plain; |
Ahmed S. Darwish | e7c04fd | 2007-02-05 18:58:29 +0200 | [diff] [blame] | 1658 | for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) { |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 1659 | context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1660 | j += 4; |
| 1661 | } |
| 1662 | } |
| 1663 | } |
| 1664 | |
| 1665 | /* prepare for calculation of a new mic */ |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1666 | static void emmh32_init(emmh32_context *context) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1667 | { |
| 1668 | /* prepare for new mic calculation */ |
| 1669 | context->accum = 0; |
| 1670 | context->position = 0; |
| 1671 | } |
| 1672 | |
| 1673 | /* add some bytes to the mic calculation */ |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1674 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1675 | { |
| 1676 | int coeff_position, byte_position; |
| 1677 | |
| 1678 | if (len == 0) return; |
| 1679 | |
| 1680 | coeff_position = context->position >> 2; |
| 1681 | |
| 1682 | /* deal with partial 32-bit word left over from last update */ |
| 1683 | byte_position = context->position & 3; |
| 1684 | if (byte_position) { |
| 1685 | /* have a partial word in part to deal with */ |
| 1686 | do { |
| 1687 | if (len == 0) return; |
| 1688 | context->part.d8[byte_position++] = *pOctets++; |
| 1689 | context->position++; |
| 1690 | len--; |
| 1691 | } while (byte_position < 4); |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 1692 | MIC_ACCUM(ntohl(context->part.d32)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1693 | } |
| 1694 | |
| 1695 | /* deal with full 32-bit words */ |
| 1696 | while (len >= 4) { |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 1697 | MIC_ACCUM(ntohl(*(__be32 *)pOctets)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1698 | context->position += 4; |
| 1699 | pOctets += 4; |
| 1700 | len -= 4; |
| 1701 | } |
| 1702 | |
| 1703 | /* deal with partial 32-bit word that will be left over from this update */ |
| 1704 | byte_position = 0; |
| 1705 | while (len > 0) { |
| 1706 | context->part.d8[byte_position++] = *pOctets++; |
| 1707 | context->position++; |
| 1708 | len--; |
| 1709 | } |
| 1710 | } |
| 1711 | |
| 1712 | /* mask used to zero empty bytes for final partial word */ |
| 1713 | static u32 mask32[4] = { 0x00000000L, 0xFF000000L, 0xFFFF0000L, 0xFFFFFF00L }; |
| 1714 | |
| 1715 | /* calculate the mic */ |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 1716 | static void emmh32_final(emmh32_context *context, u8 digest[4]) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1717 | { |
| 1718 | int coeff_position, byte_position; |
| 1719 | u32 val; |
| 1720 | |
| 1721 | u64 sum, utmp; |
| 1722 | s64 stmp; |
| 1723 | |
| 1724 | coeff_position = context->position >> 2; |
| 1725 | |
| 1726 | /* deal with partial 32-bit word left over from last update */ |
| 1727 | byte_position = context->position & 3; |
| 1728 | if (byte_position) { |
| 1729 | /* have a partial word in part to deal with */ |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 1730 | val = ntohl(context->part.d32); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1731 | MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */ |
| 1732 | } |
| 1733 | |
| 1734 | /* reduce the accumulated u64 to a 32-bit MIC */ |
| 1735 | sum = context->accum; |
| 1736 | stmp = (sum & 0xffffffffLL) - ((sum >> 32) * 15); |
| 1737 | utmp = (stmp & 0xffffffffLL) - ((stmp >> 32) * 15); |
| 1738 | sum = utmp & 0xffffffffLL; |
| 1739 | if (utmp > 0x10000000fLL) |
| 1740 | sum -= 15; |
| 1741 | |
| 1742 | val = (u32)sum; |
| 1743 | digest[0] = (val>>24) & 0xFF; |
| 1744 | digest[1] = (val>>16) & 0xFF; |
| 1745 | digest[2] = (val>>8) & 0xFF; |
| 1746 | digest[3] = val & 0xFF; |
| 1747 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1748 | |
| 1749 | static int readBSSListRid(struct airo_info *ai, int first, |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 1750 | BSSListRid *list) |
| 1751 | { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1752 | Cmd cmd; |
| 1753 | Resp rsp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1754 | |
| 1755 | if (first == 1) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1756 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; |
| 1757 | memset(&cmd, 0, sizeof(cmd)); |
| 1758 | cmd.cmd=CMD_LISTBSS; |
| 1759 | if (down_interruptible(&ai->sem)) |
| 1760 | return -ERESTARTSYS; |
Sukadev Bhattiprolu | 3b4c7d64 | 2006-08-14 23:12:03 -0700 | [diff] [blame] | 1761 | ai->list_bss_task = current; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1762 | issuecommand(ai, &cmd, &rsp); |
| 1763 | up(&ai->sem); |
| 1764 | /* Let the command take effect */ |
Sukadev Bhattiprolu | 3b4c7d64 | 2006-08-14 23:12:03 -0700 | [diff] [blame] | 1765 | schedule_timeout_uninterruptible(3 * HZ); |
| 1766 | ai->list_bss_task = NULL; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1767 | } |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 1768 | return PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext, |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 1769 | list, ai->bssListRidLen, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1770 | } |
| 1771 | |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 1772 | static int readWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int temp, int lock) |
| 1773 | { |
| 1774 | return PC4500_readrid(ai, temp ? RID_WEP_TEMP : RID_WEP_PERM, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1775 | wkr, sizeof(*wkr), lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1776 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1777 | |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 1778 | static int writeWepKeyRid(struct airo_info *ai, WepKeyRid *wkr, int perm, int lock) |
| 1779 | { |
| 1780 | int rc; |
| 1781 | rc = PC4500_writerid(ai, RID_WEP_TEMP, wkr, sizeof(*wkr), lock); |
| 1782 | if (rc!=SUCCESS) |
| 1783 | airo_print_err(ai->dev->name, "WEP_TEMP set %x", rc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1784 | if (perm) { |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 1785 | rc = PC4500_writerid(ai, RID_WEP_PERM, wkr, sizeof(*wkr), lock); |
| 1786 | if (rc!=SUCCESS) |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 1787 | airo_print_err(ai->dev->name, "WEP_PERM set %x", rc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1788 | } |
| 1789 | return rc; |
| 1790 | } |
| 1791 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 1792 | static int readSsidRid(struct airo_info*ai, SsidRid *ssidr) |
| 1793 | { |
| 1794 | return PC4500_readrid(ai, RID_SSID, ssidr, sizeof(*ssidr), 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1795 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1796 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 1797 | static int writeSsidRid(struct airo_info*ai, SsidRid *pssidr, int lock) |
| 1798 | { |
| 1799 | return PC4500_writerid(ai, RID_SSID, pssidr, sizeof(*pssidr), lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1800 | } |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 1801 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 1802 | static int readConfigRid(struct airo_info *ai, int lock) |
| 1803 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1804 | int rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1805 | ConfigRid cfg; |
| 1806 | |
| 1807 | if (ai->config.len) |
| 1808 | return SUCCESS; |
| 1809 | |
| 1810 | rc = PC4500_readrid(ai, RID_ACTUALCONFIG, &cfg, sizeof(cfg), lock); |
| 1811 | if (rc != SUCCESS) |
| 1812 | return rc; |
| 1813 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1814 | ai->config = cfg; |
| 1815 | return SUCCESS; |
| 1816 | } |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 1817 | |
| 1818 | static inline void checkThrottle(struct airo_info *ai) |
| 1819 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1820 | int i; |
| 1821 | /* Old hardware had a limit on encryption speed */ |
| 1822 | if (ai->config.authType != AUTH_OPEN && maxencrypt) { |
| 1823 | for(i=0; i<8; i++) { |
| 1824 | if (ai->config.rates[i] > maxencrypt) { |
| 1825 | ai->config.rates[i] = 0; |
| 1826 | } |
| 1827 | } |
| 1828 | } |
| 1829 | } |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 1830 | |
| 1831 | static int writeConfigRid(struct airo_info *ai, int lock) |
| 1832 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1833 | ConfigRid cfgr; |
| 1834 | |
| 1835 | if (!test_bit (FLAG_COMMIT, &ai->flags)) |
| 1836 | return SUCCESS; |
| 1837 | |
| 1838 | clear_bit (FLAG_COMMIT, &ai->flags); |
| 1839 | clear_bit (FLAG_RESET, &ai->flags); |
| 1840 | checkThrottle(ai); |
| 1841 | cfgr = ai->config; |
| 1842 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 1843 | if ((cfgr.opmode & MODE_CFG_MASK) == MODE_STA_IBSS) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1844 | set_bit(FLAG_ADHOC, &ai->flags); |
| 1845 | else |
| 1846 | clear_bit(FLAG_ADHOC, &ai->flags); |
| 1847 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1848 | return PC4500_writerid( ai, RID_CONFIG, &cfgr, sizeof(cfgr), lock); |
| 1849 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1850 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 1851 | static int readStatusRid(struct airo_info *ai, StatusRid *statr, int lock) |
| 1852 | { |
| 1853 | return PC4500_readrid(ai, RID_STATUS, statr, sizeof(*statr), lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1854 | } |
Al Viro | a749716 | 2007-12-20 17:49:41 -0500 | [diff] [blame] | 1855 | |
| 1856 | static int readAPListRid(struct airo_info *ai, APListRid *aplr) |
| 1857 | { |
| 1858 | return PC4500_readrid(ai, RID_APLIST, aplr, sizeof(*aplr), 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1859 | } |
Al Viro | a749716 | 2007-12-20 17:49:41 -0500 | [diff] [blame] | 1860 | |
| 1861 | static int writeAPListRid(struct airo_info *ai, APListRid *aplr, int lock) |
| 1862 | { |
| 1863 | return PC4500_writerid(ai, RID_APLIST, aplr, sizeof(*aplr), lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1864 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1865 | |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 1866 | static int readCapabilityRid(struct airo_info *ai, CapabilityRid *capr, int lock) |
| 1867 | { |
| 1868 | return PC4500_readrid(ai, RID_CAPABILITIES, capr, sizeof(*capr), lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1869 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1870 | |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 1871 | static int readStatsRid(struct airo_info*ai, StatsRid *sr, int rid, int lock) |
| 1872 | { |
| 1873 | return PC4500_readrid(ai, rid, sr, sizeof(*sr), lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1874 | } |
| 1875 | |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 1876 | static void try_auto_wep(struct airo_info *ai) |
| 1877 | { |
| 1878 | if (auto_wep && !(ai->flags & FLAG_RADIO_DOWN)) { |
| 1879 | ai->expires = RUN_AT(3*HZ); |
| 1880 | wake_up_interruptible(&ai->thr_wait); |
| 1881 | } |
| 1882 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1883 | |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 1884 | static int airo_open(struct net_device *dev) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 1885 | struct airo_info *ai = dev->ml_priv; |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 1886 | int rc = 0; |
| 1887 | |
| 1888 | if (test_bit(FLAG_FLASHING, &ai->flags)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1889 | return -EIO; |
| 1890 | |
| 1891 | /* Make sure the card is configured. |
| 1892 | * Wireless Extensions may postpone config changes until the card |
| 1893 | * is open (to pipeline changes and speed-up card setup). If |
| 1894 | * those changes are not yet commited, do it now - Jean II */ |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 1895 | if (test_bit(FLAG_COMMIT, &ai->flags)) { |
| 1896 | disable_MAC(ai, 1); |
| 1897 | writeConfigRid(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1898 | } |
| 1899 | |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 1900 | if (ai->wifidev != dev) { |
| 1901 | clear_bit(JOB_DIE, &ai->jobs); |
| 1902 | ai->airo_thread_task = kthread_run(airo_thread, dev, dev->name); |
| 1903 | if (IS_ERR(ai->airo_thread_task)) |
| 1904 | return (int)PTR_ERR(ai->airo_thread_task); |
| 1905 | |
| 1906 | rc = request_irq(dev->irq, airo_interrupt, IRQF_SHARED, |
| 1907 | dev->name, dev); |
| 1908 | if (rc) { |
| 1909 | airo_print_err(dev->name, |
| 1910 | "register interrupt %d failed, rc %d", |
| 1911 | dev->irq, rc); |
| 1912 | set_bit(JOB_DIE, &ai->jobs); |
| 1913 | kthread_stop(ai->airo_thread_task); |
| 1914 | return rc; |
| 1915 | } |
| 1916 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1917 | /* Power on the MAC controller (which may have been disabled) */ |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 1918 | clear_bit(FLAG_RADIO_DOWN, &ai->flags); |
| 1919 | enable_interrupts(ai); |
| 1920 | |
| 1921 | try_auto_wep(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1922 | } |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 1923 | enable_MAC(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1924 | |
| 1925 | netif_start_queue(dev); |
| 1926 | return 0; |
| 1927 | } |
| 1928 | |
| 1929 | static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) { |
| 1930 | int npacks, pending; |
| 1931 | unsigned long flags; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 1932 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1933 | |
| 1934 | if (!skb) { |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 1935 | airo_print_err(dev->name, "%s: skb == NULL!",__func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1936 | return 0; |
| 1937 | } |
| 1938 | npacks = skb_queue_len (&ai->txq); |
| 1939 | |
| 1940 | if (npacks >= MAXTXQ - 1) { |
| 1941 | netif_stop_queue (dev); |
| 1942 | if (npacks > MAXTXQ) { |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 1943 | dev->stats.tx_fifo_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1944 | return 1; |
| 1945 | } |
| 1946 | skb_queue_tail (&ai->txq, skb); |
| 1947 | return 0; |
| 1948 | } |
| 1949 | |
| 1950 | spin_lock_irqsave(&ai->aux_lock, flags); |
| 1951 | skb_queue_tail (&ai->txq, skb); |
| 1952 | pending = test_bit(FLAG_PENDING_XMIT, &ai->flags); |
| 1953 | spin_unlock_irqrestore(&ai->aux_lock,flags); |
| 1954 | netif_wake_queue (dev); |
| 1955 | |
| 1956 | if (pending == 0) { |
| 1957 | set_bit(FLAG_PENDING_XMIT, &ai->flags); |
| 1958 | mpi_send_packet (dev); |
| 1959 | } |
| 1960 | return 0; |
| 1961 | } |
| 1962 | |
| 1963 | /* |
| 1964 | * @mpi_send_packet |
| 1965 | * |
| 1966 | * Attempt to transmit a packet. Can be called from interrupt |
| 1967 | * or transmit . return number of packets we tried to send |
| 1968 | */ |
| 1969 | |
| 1970 | static int mpi_send_packet (struct net_device *dev) |
| 1971 | { |
| 1972 | struct sk_buff *skb; |
| 1973 | unsigned char *buffer; |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 1974 | s16 len; |
| 1975 | __le16 *payloadLen; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 1976 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1977 | u8 *sendbuf; |
| 1978 | |
| 1979 | /* get a packet to send */ |
| 1980 | |
Al Viro | 79ea13c | 2008-01-24 02:06:46 -0800 | [diff] [blame] | 1981 | if ((skb = skb_dequeue(&ai->txq)) == NULL) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 1982 | airo_print_err(dev->name, |
| 1983 | "%s: Dequeue'd zero in send_packet()", |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 1984 | __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1985 | return 0; |
| 1986 | } |
| 1987 | |
| 1988 | /* check min length*/ |
| 1989 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; |
| 1990 | buffer = skb->data; |
| 1991 | |
| 1992 | ai->txfids[0].tx_desc.offset = 0; |
| 1993 | ai->txfids[0].tx_desc.valid = 1; |
| 1994 | ai->txfids[0].tx_desc.eoc = 1; |
| 1995 | ai->txfids[0].tx_desc.len =len+sizeof(WifiHdr); |
| 1996 | |
| 1997 | /* |
| 1998 | * Magic, the cards firmware needs a length count (2 bytes) in the host buffer |
| 1999 | * right after TXFID_HDR.The TXFID_HDR contains the status short so payloadlen |
| 2000 | * is immediatly after it. ------------------------------------------------ |
| 2001 | * |TXFIDHDR+STATUS|PAYLOADLEN|802.3HDR|PACKETDATA| |
| 2002 | * ------------------------------------------------ |
| 2003 | */ |
| 2004 | |
| 2005 | memcpy((char *)ai->txfids[0].virtual_host_addr, |
| 2006 | (char *)&wifictlhdr8023, sizeof(wifictlhdr8023)); |
| 2007 | |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 2008 | payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr + |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2009 | sizeof(wifictlhdr8023)); |
| 2010 | sendbuf = ai->txfids[0].virtual_host_addr + |
| 2011 | sizeof(wifictlhdr8023) + 2 ; |
| 2012 | |
| 2013 | /* |
| 2014 | * Firmware automaticly puts 802 header on so |
| 2015 | * we don't need to account for it in the length |
| 2016 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2017 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled && |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 2018 | (ntohs(((__be16 *)buffer)[6]) != 0x888E)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2019 | MICBuffer pMic; |
| 2020 | |
| 2021 | if (encapsulate(ai, (etherHead *)buffer, &pMic, len - sizeof(etherHead)) != SUCCESS) |
| 2022 | return ERROR; |
| 2023 | |
| 2024 | *payloadLen = cpu_to_le16(len-sizeof(etherHead)+sizeof(pMic)); |
| 2025 | ai->txfids[0].tx_desc.len += sizeof(pMic); |
| 2026 | /* copy data into airo dma buffer */ |
| 2027 | memcpy (sendbuf, buffer, sizeof(etherHead)); |
| 2028 | buffer += sizeof(etherHead); |
| 2029 | sendbuf += sizeof(etherHead); |
| 2030 | memcpy (sendbuf, &pMic, sizeof(pMic)); |
| 2031 | sendbuf += sizeof(pMic); |
| 2032 | memcpy (sendbuf, buffer, len - sizeof(etherHead)); |
Adrian Bunk | a39d3e7 | 2006-01-21 01:35:15 +0100 | [diff] [blame] | 2033 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2034 | *payloadLen = cpu_to_le16(len - sizeof(etherHead)); |
| 2035 | |
| 2036 | dev->trans_start = jiffies; |
| 2037 | |
| 2038 | /* copy data into airo dma buffer */ |
| 2039 | memcpy(sendbuf, buffer, len); |
| 2040 | } |
| 2041 | |
| 2042 | memcpy_toio(ai->txfids[0].card_ram_off, |
| 2043 | &ai->txfids[0].tx_desc, sizeof(TxFid)); |
| 2044 | |
| 2045 | OUT4500(ai, EVACK, 8); |
| 2046 | |
| 2047 | dev_kfree_skb_any(skb); |
| 2048 | return 1; |
| 2049 | } |
| 2050 | |
Gabriel A. Devenyi | 29b09fc | 2005-11-03 19:30:47 -0500 | [diff] [blame] | 2051 | static void get_tx_error(struct airo_info *ai, s32 fid) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2052 | { |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 2053 | __le16 status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2054 | |
| 2055 | if (fid < 0) |
| 2056 | status = ((WifiCtlHdr *)ai->txfids[0].virtual_host_addr)->ctlhdr.status; |
| 2057 | else { |
| 2058 | if (bap_setup(ai, ai->fids[fid] & 0xffff, 4, BAP0) != SUCCESS) |
| 2059 | return; |
| 2060 | bap_read(ai, &status, 2, BAP0); |
| 2061 | } |
| 2062 | if (le16_to_cpu(status) & 2) /* Too many retries */ |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2063 | ai->dev->stats.tx_aborted_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2064 | if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */ |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2065 | ai->dev->stats.tx_heartbeat_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2066 | if (le16_to_cpu(status) & 8) /* Aid fail */ |
| 2067 | { } |
| 2068 | if (le16_to_cpu(status) & 0x10) /* MAC disabled */ |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2069 | ai->dev->stats.tx_carrier_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2070 | if (le16_to_cpu(status) & 0x20) /* Association lost */ |
| 2071 | { } |
| 2072 | /* We produce a TXDROP event only for retry or lifetime |
| 2073 | * exceeded, because that's the only status that really mean |
| 2074 | * that this particular node went away. |
| 2075 | * Other errors means that *we* screwed up. - Jean II */ |
| 2076 | if ((le16_to_cpu(status) & 2) || |
| 2077 | (le16_to_cpu(status) & 4)) { |
| 2078 | union iwreq_data wrqu; |
| 2079 | char junk[0x18]; |
| 2080 | |
| 2081 | /* Faster to skip over useless data than to do |
| 2082 | * another bap_setup(). We are at offset 0x6 and |
| 2083 | * need to go to 0x18 and read 6 bytes - Jean II */ |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 2084 | bap_read(ai, (__le16 *) junk, 0x18, BAP0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2085 | |
| 2086 | /* Copy 802.11 dest address. |
| 2087 | * We use the 802.11 header because the frame may |
| 2088 | * not be 802.3 or may be mangled... |
| 2089 | * In Ad-Hoc mode, it will be the node address. |
| 2090 | * In managed mode, it will be most likely the AP addr |
| 2091 | * User space will figure out how to convert it to |
| 2092 | * whatever it needs (IP address or else). |
| 2093 | * - Jean II */ |
| 2094 | memcpy(wrqu.addr.sa_data, junk + 0x12, ETH_ALEN); |
| 2095 | wrqu.addr.sa_family = ARPHRD_ETHER; |
| 2096 | |
| 2097 | /* Send event to user space */ |
| 2098 | wireless_send_event(ai->dev, IWEVTXDROP, &wrqu, NULL); |
| 2099 | } |
| 2100 | } |
| 2101 | |
| 2102 | static void airo_end_xmit(struct net_device *dev) { |
| 2103 | u16 status; |
| 2104 | int i; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2105 | struct airo_info *priv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2106 | struct sk_buff *skb = priv->xmit.skb; |
| 2107 | int fid = priv->xmit.fid; |
| 2108 | u32 *fids = priv->fids; |
| 2109 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2110 | clear_bit(JOB_XMIT, &priv->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2111 | clear_bit(FLAG_PENDING_XMIT, &priv->flags); |
| 2112 | status = transmit_802_3_packet (priv, fids[fid], skb->data); |
| 2113 | up(&priv->sem); |
| 2114 | |
| 2115 | i = 0; |
| 2116 | if ( status == SUCCESS ) { |
| 2117 | dev->trans_start = jiffies; |
| 2118 | for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++); |
| 2119 | } else { |
| 2120 | priv->fids[fid] &= 0xffff; |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2121 | dev->stats.tx_window_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2122 | } |
| 2123 | if (i < MAX_FIDS / 2) |
| 2124 | netif_wake_queue(dev); |
| 2125 | dev_kfree_skb(skb); |
| 2126 | } |
| 2127 | |
| 2128 | static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) { |
| 2129 | s16 len; |
| 2130 | int i, j; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2131 | struct airo_info *priv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2132 | u32 *fids = priv->fids; |
| 2133 | |
| 2134 | if ( skb == NULL ) { |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 2135 | airo_print_err(dev->name, "%s: skb == NULL!", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2136 | return 0; |
| 2137 | } |
| 2138 | |
| 2139 | /* Find a vacant FID */ |
| 2140 | for( i = 0; i < MAX_FIDS / 2 && (fids[i] & 0xffff0000); i++ ); |
| 2141 | for( j = i + 1; j < MAX_FIDS / 2 && (fids[j] & 0xffff0000); j++ ); |
| 2142 | |
| 2143 | if ( j >= MAX_FIDS / 2 ) { |
| 2144 | netif_stop_queue(dev); |
| 2145 | |
| 2146 | if (i == MAX_FIDS / 2) { |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2147 | dev->stats.tx_fifo_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2148 | return 1; |
| 2149 | } |
| 2150 | } |
| 2151 | /* check min length*/ |
| 2152 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; |
| 2153 | /* Mark fid as used & save length for later */ |
| 2154 | fids[i] |= (len << 16); |
| 2155 | priv->xmit.skb = skb; |
| 2156 | priv->xmit.fid = i; |
| 2157 | if (down_trylock(&priv->sem) != 0) { |
| 2158 | set_bit(FLAG_PENDING_XMIT, &priv->flags); |
| 2159 | netif_stop_queue(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2160 | set_bit(JOB_XMIT, &priv->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2161 | wake_up_interruptible(&priv->thr_wait); |
| 2162 | } else |
| 2163 | airo_end_xmit(dev); |
| 2164 | return 0; |
| 2165 | } |
| 2166 | |
| 2167 | static void airo_end_xmit11(struct net_device *dev) { |
| 2168 | u16 status; |
| 2169 | int i; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2170 | struct airo_info *priv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2171 | struct sk_buff *skb = priv->xmit11.skb; |
| 2172 | int fid = priv->xmit11.fid; |
| 2173 | u32 *fids = priv->fids; |
| 2174 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2175 | clear_bit(JOB_XMIT11, &priv->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2176 | clear_bit(FLAG_PENDING_XMIT11, &priv->flags); |
| 2177 | status = transmit_802_11_packet (priv, fids[fid], skb->data); |
| 2178 | up(&priv->sem); |
| 2179 | |
| 2180 | i = MAX_FIDS / 2; |
| 2181 | if ( status == SUCCESS ) { |
| 2182 | dev->trans_start = jiffies; |
| 2183 | for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++); |
| 2184 | } else { |
| 2185 | priv->fids[fid] &= 0xffff; |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2186 | dev->stats.tx_window_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2187 | } |
| 2188 | if (i < MAX_FIDS) |
| 2189 | netif_wake_queue(dev); |
| 2190 | dev_kfree_skb(skb); |
| 2191 | } |
| 2192 | |
| 2193 | static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) { |
| 2194 | s16 len; |
| 2195 | int i, j; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2196 | struct airo_info *priv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2197 | u32 *fids = priv->fids; |
| 2198 | |
| 2199 | if (test_bit(FLAG_MPI, &priv->flags)) { |
| 2200 | /* Not implemented yet for MPI350 */ |
| 2201 | netif_stop_queue(dev); |
| 2202 | return -ENETDOWN; |
| 2203 | } |
| 2204 | |
| 2205 | if ( skb == NULL ) { |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 2206 | airo_print_err(dev->name, "%s: skb == NULL!", __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2207 | return 0; |
| 2208 | } |
| 2209 | |
| 2210 | /* Find a vacant FID */ |
| 2211 | for( i = MAX_FIDS / 2; i < MAX_FIDS && (fids[i] & 0xffff0000); i++ ); |
| 2212 | for( j = i + 1; j < MAX_FIDS && (fids[j] & 0xffff0000); j++ ); |
| 2213 | |
| 2214 | if ( j >= MAX_FIDS ) { |
| 2215 | netif_stop_queue(dev); |
| 2216 | |
| 2217 | if (i == MAX_FIDS) { |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2218 | dev->stats.tx_fifo_errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2219 | return 1; |
| 2220 | } |
| 2221 | } |
| 2222 | /* check min length*/ |
| 2223 | len = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; |
| 2224 | /* Mark fid as used & save length for later */ |
| 2225 | fids[i] |= (len << 16); |
| 2226 | priv->xmit11.skb = skb; |
| 2227 | priv->xmit11.fid = i; |
| 2228 | if (down_trylock(&priv->sem) != 0) { |
| 2229 | set_bit(FLAG_PENDING_XMIT11, &priv->flags); |
| 2230 | netif_stop_queue(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2231 | set_bit(JOB_XMIT11, &priv->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2232 | wake_up_interruptible(&priv->thr_wait); |
| 2233 | } else |
| 2234 | airo_end_xmit11(dev); |
| 2235 | return 0; |
| 2236 | } |
| 2237 | |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2238 | static void airo_read_stats(struct net_device *dev) |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 2239 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2240 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2241 | StatsRid stats_rid; |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 2242 | __le32 *vals = stats_rid.vals; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2243 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2244 | clear_bit(JOB_STATS, &ai->jobs); |
Pavel Machek | ca078ba | 2005-09-03 15:56:57 -0700 | [diff] [blame] | 2245 | if (ai->power.event) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2246 | up(&ai->sem); |
| 2247 | return; |
| 2248 | } |
| 2249 | readStatsRid(ai, &stats_rid, RID_STATS, 0); |
| 2250 | up(&ai->sem); |
| 2251 | |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2252 | dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) + |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 2253 | le32_to_cpu(vals[45]); |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2254 | dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) + |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 2255 | le32_to_cpu(vals[41]); |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2256 | dev->stats.rx_bytes = le32_to_cpu(vals[92]); |
| 2257 | dev->stats.tx_bytes = le32_to_cpu(vals[91]); |
| 2258 | dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) + |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 2259 | le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]); |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2260 | dev->stats.tx_errors = le32_to_cpu(vals[42]) + |
| 2261 | dev->stats.tx_fifo_errors; |
| 2262 | dev->stats.multicast = le32_to_cpu(vals[43]); |
| 2263 | dev->stats.collisions = le32_to_cpu(vals[89]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2264 | |
| 2265 | /* detailed rx_errors: */ |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2266 | dev->stats.rx_length_errors = le32_to_cpu(vals[3]); |
| 2267 | dev->stats.rx_crc_errors = le32_to_cpu(vals[4]); |
| 2268 | dev->stats.rx_frame_errors = le32_to_cpu(vals[2]); |
| 2269 | dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2270 | } |
| 2271 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 2272 | static struct net_device_stats *airo_get_stats(struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2273 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2274 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2275 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2276 | if (!test_bit(JOB_STATS, &local->jobs)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2277 | /* Get stats out of the card if available */ |
| 2278 | if (down_trylock(&local->sem) != 0) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2279 | set_bit(JOB_STATS, &local->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2280 | wake_up_interruptible(&local->thr_wait); |
| 2281 | } else |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2282 | airo_read_stats(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2283 | } |
| 2284 | |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 2285 | return &dev->stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2286 | } |
| 2287 | |
| 2288 | static void airo_set_promisc(struct airo_info *ai) { |
| 2289 | Cmd cmd; |
| 2290 | Resp rsp; |
| 2291 | |
| 2292 | memset(&cmd, 0, sizeof(cmd)); |
| 2293 | cmd.cmd=CMD_SETMODE; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2294 | clear_bit(JOB_PROMISC, &ai->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2295 | cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC; |
| 2296 | issuecommand(ai, &cmd, &rsp); |
| 2297 | up(&ai->sem); |
| 2298 | } |
| 2299 | |
| 2300 | static void airo_set_multicast_list(struct net_device *dev) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2301 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2302 | |
| 2303 | if ((dev->flags ^ ai->flags) & IFF_PROMISC) { |
| 2304 | change_bit(FLAG_PROMISC, &ai->flags); |
| 2305 | if (down_trylock(&ai->sem) != 0) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2306 | set_bit(JOB_PROMISC, &ai->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2307 | wake_up_interruptible(&ai->thr_wait); |
| 2308 | } else |
| 2309 | airo_set_promisc(ai); |
| 2310 | } |
| 2311 | |
| 2312 | if ((dev->flags&IFF_ALLMULTI)||dev->mc_count>0) { |
| 2313 | /* Turn on multicast. (Should be already setup...) */ |
| 2314 | } |
| 2315 | } |
| 2316 | |
| 2317 | static int airo_set_mac_address(struct net_device *dev, void *p) |
| 2318 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2319 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2320 | struct sockaddr *addr = p; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2321 | |
| 2322 | readConfigRid(ai, 1); |
| 2323 | memcpy (ai->config.macAddr, addr->sa_data, dev->addr_len); |
| 2324 | set_bit (FLAG_COMMIT, &ai->flags); |
| 2325 | disable_MAC(ai, 1); |
| 2326 | writeConfigRid (ai, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 2327 | enable_MAC(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2328 | memcpy (ai->dev->dev_addr, addr->sa_data, dev->addr_len); |
| 2329 | if (ai->wifidev) |
| 2330 | memcpy (ai->wifidev->dev_addr, addr->sa_data, dev->addr_len); |
| 2331 | return 0; |
| 2332 | } |
| 2333 | |
| 2334 | static int airo_change_mtu(struct net_device *dev, int new_mtu) |
| 2335 | { |
| 2336 | if ((new_mtu < 68) || (new_mtu > 2400)) |
| 2337 | return -EINVAL; |
| 2338 | dev->mtu = new_mtu; |
| 2339 | return 0; |
| 2340 | } |
| 2341 | |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 2342 | static LIST_HEAD(airo_devices); |
| 2343 | |
| 2344 | static void add_airo_dev(struct airo_info *ai) |
| 2345 | { |
| 2346 | /* Upper layers already keep track of PCI devices, |
| 2347 | * so we only need to remember our non-PCI cards. */ |
| 2348 | if (!ai->pci) |
| 2349 | list_add_tail(&ai->dev_list, &airo_devices); |
| 2350 | } |
| 2351 | |
| 2352 | static void del_airo_dev(struct airo_info *ai) |
| 2353 | { |
| 2354 | if (!ai->pci) |
| 2355 | list_del(&ai->dev_list); |
| 2356 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2357 | |
| 2358 | static int airo_close(struct net_device *dev) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2359 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2360 | |
| 2361 | netif_stop_queue(dev); |
| 2362 | |
| 2363 | if (ai->wifidev != dev) { |
| 2364 | #ifdef POWER_ON_DOWN |
| 2365 | /* Shut power to the card. The idea is that the user can save |
| 2366 | * power when he doesn't need the card with "ifconfig down". |
| 2367 | * That's the method that is most friendly towards the network |
| 2368 | * stack (i.e. the network stack won't try to broadcast |
| 2369 | * anything on the interface and routes are gone. Jean II */ |
| 2370 | set_bit(FLAG_RADIO_DOWN, &ai->flags); |
| 2371 | disable_MAC(ai, 1); |
| 2372 | #endif |
| 2373 | disable_interrupts( ai ); |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 2374 | |
| 2375 | free_irq(dev->irq, dev); |
| 2376 | |
| 2377 | set_bit(JOB_DIE, &ai->jobs); |
| 2378 | kthread_stop(ai->airo_thread_task); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2379 | } |
| 2380 | return 0; |
| 2381 | } |
| 2382 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2383 | void stop_airo_card( struct net_device *dev, int freeres ) |
| 2384 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2385 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2386 | |
| 2387 | set_bit(FLAG_RADIO_DOWN, &ai->flags); |
| 2388 | disable_MAC(ai, 1); |
| 2389 | disable_interrupts(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2390 | takedown_proc_entry( dev, ai ); |
| 2391 | if (test_bit(FLAG_REGISTERED, &ai->flags)) { |
| 2392 | unregister_netdev( dev ); |
| 2393 | if (ai->wifidev) { |
| 2394 | unregister_netdev(ai->wifidev); |
| 2395 | free_netdev(ai->wifidev); |
| 2396 | ai->wifidev = NULL; |
| 2397 | } |
| 2398 | clear_bit(FLAG_REGISTERED, &ai->flags); |
| 2399 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2400 | /* |
| 2401 | * Clean out tx queue |
| 2402 | */ |
David S. Miller | b03efcf | 2005-07-08 14:57:23 -0700 | [diff] [blame] | 2403 | if (test_bit(FLAG_MPI, &ai->flags) && !skb_queue_empty(&ai->txq)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2404 | struct sk_buff *skb = NULL; |
| 2405 | for (;(skb = skb_dequeue(&ai->txq));) |
| 2406 | dev_kfree_skb(skb); |
| 2407 | } |
| 2408 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2409 | airo_networks_free (ai); |
| 2410 | |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 2411 | kfree(ai->flash); |
| 2412 | kfree(ai->rssi); |
| 2413 | kfree(ai->APList); |
| 2414 | kfree(ai->SSID); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2415 | if (freeres) { |
| 2416 | /* PCMCIA frees this stuff, so only for PCI and ISA */ |
| 2417 | release_region( dev->base_addr, 64 ); |
| 2418 | if (test_bit(FLAG_MPI, &ai->flags)) { |
| 2419 | if (ai->pci) |
| 2420 | mpi_unmap_card(ai->pci); |
| 2421 | if (ai->pcimem) |
| 2422 | iounmap(ai->pcimem); |
| 2423 | if (ai->pciaux) |
| 2424 | iounmap(ai->pciaux); |
| 2425 | pci_free_consistent(ai->pci, PCI_SHARED_LEN, |
| 2426 | ai->shared, ai->shared_dma); |
| 2427 | } |
| 2428 | } |
Herbert Xu | f12cc20 | 2006-08-22 20:36:13 +1000 | [diff] [blame] | 2429 | crypto_free_cipher(ai->tfm); |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 2430 | del_airo_dev(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2431 | free_netdev( dev ); |
| 2432 | } |
| 2433 | |
| 2434 | EXPORT_SYMBOL(stop_airo_card); |
| 2435 | |
Stephen Hemminger | b95cce3 | 2007-09-26 22:13:38 -0700 | [diff] [blame] | 2436 | static int wll_header_parse(const struct sk_buff *skb, unsigned char *haddr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2437 | { |
Arnaldo Carvalho de Melo | 98e399f | 2007-03-19 15:33:04 -0700 | [diff] [blame] | 2438 | memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2439 | return ETH_ALEN; |
| 2440 | } |
| 2441 | |
| 2442 | static void mpi_unmap_card(struct pci_dev *pci) |
| 2443 | { |
| 2444 | unsigned long mem_start = pci_resource_start(pci, 1); |
| 2445 | unsigned long mem_len = pci_resource_len(pci, 1); |
| 2446 | unsigned long aux_start = pci_resource_start(pci, 2); |
| 2447 | unsigned long aux_len = AUXMEMSIZE; |
| 2448 | |
| 2449 | release_mem_region(aux_start, aux_len); |
| 2450 | release_mem_region(mem_start, mem_len); |
| 2451 | } |
| 2452 | |
| 2453 | /************************************************************* |
| 2454 | * This routine assumes that descriptors have been setup . |
| 2455 | * Run at insmod time or after reset when the decriptors |
| 2456 | * have been initialized . Returns 0 if all is well nz |
| 2457 | * otherwise . Does not allocate memory but sets up card |
| 2458 | * using previously allocated descriptors. |
| 2459 | */ |
| 2460 | static int mpi_init_descriptors (struct airo_info *ai) |
| 2461 | { |
| 2462 | Cmd cmd; |
| 2463 | Resp rsp; |
| 2464 | int i; |
| 2465 | int rc = SUCCESS; |
| 2466 | |
| 2467 | /* Alloc card RX descriptors */ |
| 2468 | netif_stop_queue(ai->dev); |
| 2469 | |
| 2470 | memset(&rsp,0,sizeof(rsp)); |
| 2471 | memset(&cmd,0,sizeof(cmd)); |
| 2472 | |
| 2473 | cmd.cmd = CMD_ALLOCATEAUX; |
| 2474 | cmd.parm0 = FID_RX; |
| 2475 | cmd.parm1 = (ai->rxfids[0].card_ram_off - ai->pciaux); |
| 2476 | cmd.parm2 = MPI_MAX_FIDS; |
| 2477 | rc=issuecommand(ai, &cmd, &rsp); |
| 2478 | if (rc != SUCCESS) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2479 | airo_print_err(ai->dev->name, "Couldn't allocate RX FID"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2480 | return rc; |
| 2481 | } |
| 2482 | |
| 2483 | for (i=0; i<MPI_MAX_FIDS; i++) { |
| 2484 | memcpy_toio(ai->rxfids[i].card_ram_off, |
| 2485 | &ai->rxfids[i].rx_desc, sizeof(RxFid)); |
| 2486 | } |
| 2487 | |
| 2488 | /* Alloc card TX descriptors */ |
| 2489 | |
| 2490 | memset(&rsp,0,sizeof(rsp)); |
| 2491 | memset(&cmd,0,sizeof(cmd)); |
| 2492 | |
| 2493 | cmd.cmd = CMD_ALLOCATEAUX; |
| 2494 | cmd.parm0 = FID_TX; |
| 2495 | cmd.parm1 = (ai->txfids[0].card_ram_off - ai->pciaux); |
| 2496 | cmd.parm2 = MPI_MAX_FIDS; |
| 2497 | |
| 2498 | for (i=0; i<MPI_MAX_FIDS; i++) { |
| 2499 | ai->txfids[i].tx_desc.valid = 1; |
| 2500 | memcpy_toio(ai->txfids[i].card_ram_off, |
| 2501 | &ai->txfids[i].tx_desc, sizeof(TxFid)); |
| 2502 | } |
| 2503 | ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */ |
| 2504 | |
| 2505 | rc=issuecommand(ai, &cmd, &rsp); |
| 2506 | if (rc != SUCCESS) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2507 | airo_print_err(ai->dev->name, "Couldn't allocate TX FID"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2508 | return rc; |
| 2509 | } |
| 2510 | |
| 2511 | /* Alloc card Rid descriptor */ |
| 2512 | memset(&rsp,0,sizeof(rsp)); |
| 2513 | memset(&cmd,0,sizeof(cmd)); |
| 2514 | |
| 2515 | cmd.cmd = CMD_ALLOCATEAUX; |
| 2516 | cmd.parm0 = RID_RW; |
| 2517 | cmd.parm1 = (ai->config_desc.card_ram_off - ai->pciaux); |
| 2518 | cmd.parm2 = 1; /* Magic number... */ |
| 2519 | rc=issuecommand(ai, &cmd, &rsp); |
| 2520 | if (rc != SUCCESS) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2521 | airo_print_err(ai->dev->name, "Couldn't allocate RID"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2522 | return rc; |
| 2523 | } |
| 2524 | |
| 2525 | memcpy_toio(ai->config_desc.card_ram_off, |
| 2526 | &ai->config_desc.rid_desc, sizeof(Rid)); |
| 2527 | |
| 2528 | return rc; |
| 2529 | } |
| 2530 | |
| 2531 | /* |
| 2532 | * We are setting up three things here: |
| 2533 | * 1) Map AUX memory for descriptors: Rid, TxFid, or RxFid. |
| 2534 | * 2) Map PCI memory for issueing commands. |
| 2535 | * 3) Allocate memory (shared) to send and receive ethernet frames. |
| 2536 | */ |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2537 | static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2538 | { |
| 2539 | unsigned long mem_start, mem_len, aux_start, aux_len; |
| 2540 | int rc = -1; |
| 2541 | int i; |
Jeff Garzik | 2759c8d | 2005-09-24 04:09:04 -0400 | [diff] [blame] | 2542 | dma_addr_t busaddroff; |
| 2543 | unsigned char *vpackoff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2544 | unsigned char __iomem *pciaddroff; |
| 2545 | |
| 2546 | mem_start = pci_resource_start(pci, 1); |
| 2547 | mem_len = pci_resource_len(pci, 1); |
| 2548 | aux_start = pci_resource_start(pci, 2); |
| 2549 | aux_len = AUXMEMSIZE; |
| 2550 | |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2551 | if (!request_mem_region(mem_start, mem_len, DRV_NAME)) { |
| 2552 | airo_print_err("", "Couldn't get region %x[%x]", |
| 2553 | (int)mem_start, (int)mem_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2554 | goto out; |
| 2555 | } |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2556 | if (!request_mem_region(aux_start, aux_len, DRV_NAME)) { |
| 2557 | airo_print_err("", "Couldn't get region %x[%x]", |
| 2558 | (int)aux_start, (int)aux_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2559 | goto free_region1; |
| 2560 | } |
| 2561 | |
| 2562 | ai->pcimem = ioremap(mem_start, mem_len); |
| 2563 | if (!ai->pcimem) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2564 | airo_print_err("", "Couldn't map region %x[%x]", |
| 2565 | (int)mem_start, (int)mem_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2566 | goto free_region2; |
| 2567 | } |
| 2568 | ai->pciaux = ioremap(aux_start, aux_len); |
| 2569 | if (!ai->pciaux) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2570 | airo_print_err("", "Couldn't map region %x[%x]", |
| 2571 | (int)aux_start, (int)aux_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2572 | goto free_memmap; |
| 2573 | } |
| 2574 | |
| 2575 | /* Reserve PKTSIZE for each fid and 2K for the Rids */ |
| 2576 | ai->shared = pci_alloc_consistent(pci, PCI_SHARED_LEN, &ai->shared_dma); |
| 2577 | if (!ai->shared) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2578 | airo_print_err("", "Couldn't alloc_consistent %d", |
| 2579 | PCI_SHARED_LEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2580 | goto free_auxmap; |
| 2581 | } |
| 2582 | |
| 2583 | /* |
| 2584 | * Setup descriptor RX, TX, CONFIG |
| 2585 | */ |
Jeff Garzik | 2759c8d | 2005-09-24 04:09:04 -0400 | [diff] [blame] | 2586 | busaddroff = ai->shared_dma; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2587 | pciaddroff = ai->pciaux + AUX_OFFSET; |
| 2588 | vpackoff = ai->shared; |
| 2589 | |
| 2590 | /* RX descriptor setup */ |
| 2591 | for(i = 0; i < MPI_MAX_FIDS; i++) { |
| 2592 | ai->rxfids[i].pending = 0; |
| 2593 | ai->rxfids[i].card_ram_off = pciaddroff; |
| 2594 | ai->rxfids[i].virtual_host_addr = vpackoff; |
Jeff Garzik | 2759c8d | 2005-09-24 04:09:04 -0400 | [diff] [blame] | 2595 | ai->rxfids[i].rx_desc.host_addr = busaddroff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2596 | ai->rxfids[i].rx_desc.valid = 1; |
| 2597 | ai->rxfids[i].rx_desc.len = PKTSIZE; |
| 2598 | ai->rxfids[i].rx_desc.rdy = 0; |
| 2599 | |
| 2600 | pciaddroff += sizeof(RxFid); |
| 2601 | busaddroff += PKTSIZE; |
| 2602 | vpackoff += PKTSIZE; |
| 2603 | } |
| 2604 | |
| 2605 | /* TX descriptor setup */ |
| 2606 | for(i = 0; i < MPI_MAX_FIDS; i++) { |
| 2607 | ai->txfids[i].card_ram_off = pciaddroff; |
| 2608 | ai->txfids[i].virtual_host_addr = vpackoff; |
| 2609 | ai->txfids[i].tx_desc.valid = 1; |
Jeff Garzik | 2759c8d | 2005-09-24 04:09:04 -0400 | [diff] [blame] | 2610 | ai->txfids[i].tx_desc.host_addr = busaddroff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2611 | memcpy(ai->txfids[i].virtual_host_addr, |
| 2612 | &wifictlhdr8023, sizeof(wifictlhdr8023)); |
| 2613 | |
| 2614 | pciaddroff += sizeof(TxFid); |
| 2615 | busaddroff += PKTSIZE; |
| 2616 | vpackoff += PKTSIZE; |
| 2617 | } |
| 2618 | ai->txfids[i-1].tx_desc.eoc = 1; /* Last descriptor has EOC set */ |
| 2619 | |
| 2620 | /* Rid descriptor setup */ |
| 2621 | ai->config_desc.card_ram_off = pciaddroff; |
| 2622 | ai->config_desc.virtual_host_addr = vpackoff; |
Jeff Garzik | 2759c8d | 2005-09-24 04:09:04 -0400 | [diff] [blame] | 2623 | ai->config_desc.rid_desc.host_addr = busaddroff; |
| 2624 | ai->ridbus = busaddroff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2625 | ai->config_desc.rid_desc.rid = 0; |
| 2626 | ai->config_desc.rid_desc.len = RIDSIZE; |
| 2627 | ai->config_desc.rid_desc.valid = 1; |
| 2628 | pciaddroff += sizeof(Rid); |
| 2629 | busaddroff += RIDSIZE; |
| 2630 | vpackoff += RIDSIZE; |
| 2631 | |
| 2632 | /* Tell card about descriptors */ |
| 2633 | if (mpi_init_descriptors (ai) != SUCCESS) |
| 2634 | goto free_shared; |
| 2635 | |
| 2636 | return 0; |
| 2637 | free_shared: |
| 2638 | pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma); |
| 2639 | free_auxmap: |
| 2640 | iounmap(ai->pciaux); |
| 2641 | free_memmap: |
| 2642 | iounmap(ai->pcimem); |
| 2643 | free_region2: |
| 2644 | release_mem_region(aux_start, aux_len); |
| 2645 | free_region1: |
| 2646 | release_mem_region(mem_start, mem_len); |
| 2647 | out: |
| 2648 | return rc; |
| 2649 | } |
| 2650 | |
Stephen Hemminger | 3b04ddd | 2007-10-09 01:40:57 -0700 | [diff] [blame] | 2651 | static const struct header_ops airo_header_ops = { |
| 2652 | .parse = wll_header_parse, |
| 2653 | }; |
| 2654 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2655 | static void wifi_setup(struct net_device *dev) |
| 2656 | { |
Stephen Hemminger | 3b04ddd | 2007-10-09 01:40:57 -0700 | [diff] [blame] | 2657 | dev->header_ops = &airo_header_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2658 | dev->hard_start_xmit = &airo_start_xmit11; |
| 2659 | dev->get_stats = &airo_get_stats; |
| 2660 | dev->set_mac_address = &airo_set_mac_address; |
| 2661 | dev->do_ioctl = &airo_ioctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2662 | dev->wireless_handlers = &airo_handler_def; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2663 | dev->change_mtu = &airo_change_mtu; |
| 2664 | dev->open = &airo_open; |
| 2665 | dev->stop = &airo_close; |
| 2666 | |
| 2667 | dev->type = ARPHRD_IEEE80211; |
| 2668 | dev->hard_header_len = ETH_HLEN; |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 2669 | dev->mtu = AIRO_DEF_MTU; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2670 | dev->addr_len = ETH_ALEN; |
| 2671 | dev->tx_queue_len = 100; |
| 2672 | |
| 2673 | memset(dev->broadcast,0xFF, ETH_ALEN); |
| 2674 | |
| 2675 | dev->flags = IFF_BROADCAST|IFF_MULTICAST; |
| 2676 | } |
| 2677 | |
| 2678 | static struct net_device *init_wifidev(struct airo_info *ai, |
| 2679 | struct net_device *ethdev) |
| 2680 | { |
| 2681 | int err; |
| 2682 | struct net_device *dev = alloc_netdev(0, "wifi%d", wifi_setup); |
| 2683 | if (!dev) |
| 2684 | return NULL; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2685 | dev->ml_priv = ethdev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2686 | dev->irq = ethdev->irq; |
| 2687 | dev->base_addr = ethdev->base_addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2688 | dev->wireless_data = ethdev->wireless_data; |
Masakazu Mokuno | 229ce3a | 2008-05-14 14:16:50 +0900 | [diff] [blame] | 2689 | SET_NETDEV_DEV(dev, ethdev->dev.parent); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2690 | memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len); |
| 2691 | err = register_netdev(dev); |
| 2692 | if (err<0) { |
| 2693 | free_netdev(dev); |
| 2694 | return NULL; |
| 2695 | } |
| 2696 | return dev; |
| 2697 | } |
| 2698 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 2699 | static int reset_card( struct net_device *dev , int lock) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2700 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2701 | |
| 2702 | if (lock && down_interruptible(&ai->sem)) |
| 2703 | return -1; |
| 2704 | waitbusy (ai); |
| 2705 | OUT4500(ai,COMMAND,CMD_SOFTRESET); |
| 2706 | msleep(200); |
| 2707 | waitbusy (ai); |
| 2708 | msleep(200); |
| 2709 | if (lock) |
| 2710 | up(&ai->sem); |
| 2711 | return 0; |
| 2712 | } |
| 2713 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2714 | #define AIRO_MAX_NETWORK_COUNT 64 |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2715 | static int airo_networks_allocate(struct airo_info *ai) |
| 2716 | { |
| 2717 | if (ai->networks) |
| 2718 | return 0; |
| 2719 | |
| 2720 | ai->networks = |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2721 | kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement), |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2722 | GFP_KERNEL); |
| 2723 | if (!ai->networks) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2724 | airo_print_warn("", "Out of memory allocating beacons"); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2725 | return -ENOMEM; |
| 2726 | } |
| 2727 | |
| 2728 | return 0; |
| 2729 | } |
| 2730 | |
| 2731 | static void airo_networks_free(struct airo_info *ai) |
| 2732 | { |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2733 | kfree(ai->networks); |
| 2734 | ai->networks = NULL; |
| 2735 | } |
| 2736 | |
| 2737 | static void airo_networks_initialize(struct airo_info *ai) |
| 2738 | { |
| 2739 | int i; |
| 2740 | |
| 2741 | INIT_LIST_HEAD(&ai->network_free_list); |
| 2742 | INIT_LIST_HEAD(&ai->network_list); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2743 | for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++) |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2744 | list_add_tail(&ai->networks[i].list, |
| 2745 | &ai->network_free_list); |
| 2746 | } |
| 2747 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 2748 | static struct net_device *_init_airo_card( unsigned short irq, int port, |
| 2749 | int is_pcmcia, struct pci_dev *pci, |
| 2750 | struct device *dmdev ) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2751 | { |
| 2752 | struct net_device *dev; |
| 2753 | struct airo_info *ai; |
| 2754 | int i, rc; |
Dan Williams | f65b56d | 2009-01-24 09:10:42 -0500 | [diff] [blame] | 2755 | CapabilityRid cap_rid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2756 | |
| 2757 | /* Create the network device object. */ |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2758 | dev = alloc_netdev(sizeof(*ai), "", ether_setup); |
| 2759 | if (!dev) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2760 | airo_print_err("", "Couldn't alloc_etherdev"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2761 | return NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2762 | } |
| 2763 | |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2764 | ai = dev->ml_priv = netdev_priv(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2765 | ai->wifidev = NULL; |
Michal Schmidt | fb038c2 | 2007-06-29 15:33:52 +0200 | [diff] [blame] | 2766 | ai->flags = 1 << FLAG_RADIO_DOWN; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2767 | ai->jobs = 0; |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2768 | ai->dev = dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2769 | if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2770 | airo_print_dbg("", "Found an MPI350 card"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2771 | set_bit(FLAG_MPI, &ai->flags); |
| 2772 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2773 | spin_lock_init(&ai->aux_lock); |
| 2774 | sema_init(&ai->sem, 1); |
| 2775 | ai->config.len = 0; |
| 2776 | ai->pci = pci; |
| 2777 | init_waitqueue_head (&ai->thr_wait); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2778 | ai->tfm = NULL; |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 2779 | add_airo_dev(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2780 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2781 | if (airo_networks_allocate (ai)) |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 2782 | goto err_out_free; |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2783 | airo_networks_initialize (ai); |
| 2784 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2785 | /* The Airo-specific entries in the device structure. */ |
| 2786 | if (test_bit(FLAG_MPI,&ai->flags)) { |
| 2787 | skb_queue_head_init (&ai->txq); |
| 2788 | dev->hard_start_xmit = &mpi_start_xmit; |
| 2789 | } else |
| 2790 | dev->hard_start_xmit = &airo_start_xmit; |
| 2791 | dev->get_stats = &airo_get_stats; |
| 2792 | dev->set_multicast_list = &airo_set_multicast_list; |
| 2793 | dev->set_mac_address = &airo_set_mac_address; |
| 2794 | dev->do_ioctl = &airo_ioctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2795 | dev->wireless_handlers = &airo_handler_def; |
| 2796 | ai->wireless_data.spy_data = &ai->spy_data; |
| 2797 | dev->wireless_data = &ai->wireless_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2798 | dev->change_mtu = &airo_change_mtu; |
| 2799 | dev->open = &airo_open; |
| 2800 | dev->stop = &airo_close; |
| 2801 | dev->irq = irq; |
| 2802 | dev->base_addr = port; |
| 2803 | |
| 2804 | SET_NETDEV_DEV(dev, dmdev); |
| 2805 | |
Matthieu CASTET | 1d97f38 | 2005-12-01 02:35:26 -0500 | [diff] [blame] | 2806 | reset_card (dev, 1); |
| 2807 | msleep(400); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2808 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2809 | if (!is_pcmcia) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2810 | if (!request_region(dev->base_addr, 64, DRV_NAME)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2811 | rc = -EBUSY; |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2812 | airo_print_err(dev->name, "Couldn't request region"); |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 2813 | goto err_out_nets; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2814 | } |
| 2815 | } |
| 2816 | |
| 2817 | if (test_bit(FLAG_MPI,&ai->flags)) { |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2818 | if (mpi_map_card(ai, pci)) { |
| 2819 | airo_print_err("", "Could not map memory"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2820 | goto err_out_res; |
| 2821 | } |
| 2822 | } |
| 2823 | |
| 2824 | if (probe) { |
Dan Williams | f65b56d | 2009-01-24 09:10:42 -0500 | [diff] [blame] | 2825 | if (setup_card(ai, dev->dev_addr, 1) != SUCCESS) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2826 | airo_print_err(dev->name, "MAC could not be enabled" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2827 | rc = -EIO; |
| 2828 | goto err_out_map; |
| 2829 | } |
| 2830 | } else if (!test_bit(FLAG_MPI,&ai->flags)) { |
| 2831 | ai->bap_read = fast_bap_read; |
| 2832 | set_bit(FLAG_FLASHING, &ai->flags); |
| 2833 | } |
| 2834 | |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 2835 | strcpy(dev->name, "eth%d"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2836 | rc = register_netdev(dev); |
| 2837 | if (rc) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2838 | airo_print_err(dev->name, "Couldn't register_netdev"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2839 | goto err_out_map; |
| 2840 | } |
| 2841 | ai->wifidev = init_wifidev(ai, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 2842 | if (!ai->wifidev) |
| 2843 | goto err_out_reg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2844 | |
Dan Williams | f65b56d | 2009-01-24 09:10:42 -0500 | [diff] [blame] | 2845 | rc = readCapabilityRid(ai, &cap_rid, 1); |
| 2846 | if (rc != SUCCESS) { |
| 2847 | rc = -EIO; |
| 2848 | goto err_out_wifi; |
| 2849 | } |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 2850 | /* WEP capability discovery */ |
| 2851 | ai->wep_capable = (cap_rid.softCap & cpu_to_le16(0x02)) ? 1 : 0; |
| 2852 | ai->max_wep_idx = (cap_rid.softCap & cpu_to_le16(0x80)) ? 3 : 0; |
Dan Williams | f65b56d | 2009-01-24 09:10:42 -0500 | [diff] [blame] | 2853 | |
| 2854 | airo_print_info(dev->name, "Firmware version %x.%x.%02x", |
| 2855 | ((le16_to_cpu(cap_rid.softVer) >> 8) & 0xF), |
| 2856 | (le16_to_cpu(cap_rid.softVer) & 0xFF), |
| 2857 | le16_to_cpu(cap_rid.softSubVer)); |
| 2858 | |
| 2859 | /* Test for WPA support */ |
| 2860 | /* Only firmware versions 5.30.17 or better can do WPA */ |
| 2861 | if (le16_to_cpu(cap_rid.softVer) > 0x530 |
| 2862 | || (le16_to_cpu(cap_rid.softVer) == 0x530 |
| 2863 | && le16_to_cpu(cap_rid.softSubVer) >= 17)) { |
| 2864 | airo_print_info(ai->dev->name, "WPA supported."); |
| 2865 | |
| 2866 | set_bit(FLAG_WPA_CAPABLE, &ai->flags); |
| 2867 | ai->bssListFirst = RID_WPA_BSSLISTFIRST; |
| 2868 | ai->bssListNext = RID_WPA_BSSLISTNEXT; |
| 2869 | ai->bssListRidLen = sizeof(BSSListRid); |
| 2870 | } else { |
| 2871 | airo_print_info(ai->dev->name, "WPA unsupported with firmware " |
| 2872 | "versions older than 5.30.17."); |
| 2873 | |
| 2874 | ai->bssListFirst = RID_BSSLISTFIRST; |
| 2875 | ai->bssListNext = RID_BSSLISTNEXT; |
| 2876 | ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra); |
| 2877 | } |
| 2878 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2879 | set_bit(FLAG_REGISTERED,&ai->flags); |
Johannes Berg | e174961 | 2008-10-27 15:59:26 -0700 | [diff] [blame] | 2880 | airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2881 | |
| 2882 | /* Allocate the transmit buffers */ |
| 2883 | if (probe && !test_bit(FLAG_MPI,&ai->flags)) |
| 2884 | for( i = 0; i < MAX_FIDS; i++ ) |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 2885 | ai->fids[i] = transmit_allocate(ai,AIRO_DEF_MTU,i>=MAX_FIDS/2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2886 | |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2887 | if (setup_proc_entry(dev, dev->ml_priv) < 0) |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 2888 | goto err_out_wifi; |
| 2889 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2890 | return dev; |
| 2891 | |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 2892 | err_out_wifi: |
| 2893 | unregister_netdev(ai->wifidev); |
| 2894 | free_netdev(ai->wifidev); |
| 2895 | err_out_reg: |
| 2896 | unregister_netdev(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2897 | err_out_map: |
| 2898 | if (test_bit(FLAG_MPI,&ai->flags) && pci) { |
| 2899 | pci_free_consistent(pci, PCI_SHARED_LEN, ai->shared, ai->shared_dma); |
| 2900 | iounmap(ai->pciaux); |
| 2901 | iounmap(ai->pcimem); |
| 2902 | mpi_unmap_card(ai->pci); |
| 2903 | } |
| 2904 | err_out_res: |
| 2905 | if (!is_pcmcia) |
| 2906 | release_region( dev->base_addr, 64 ); |
Michal Schmidt | 4d88190 | 2007-03-16 12:42:59 +0100 | [diff] [blame] | 2907 | err_out_nets: |
| 2908 | airo_networks_free(ai); |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 2909 | del_airo_dev(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2910 | err_out_free: |
| 2911 | free_netdev(dev); |
| 2912 | return NULL; |
| 2913 | } |
| 2914 | |
| 2915 | struct net_device *init_airo_card( unsigned short irq, int port, int is_pcmcia, |
| 2916 | struct device *dmdev) |
| 2917 | { |
| 2918 | return _init_airo_card ( irq, port, is_pcmcia, NULL, dmdev); |
| 2919 | } |
| 2920 | |
| 2921 | EXPORT_SYMBOL(init_airo_card); |
| 2922 | |
| 2923 | static int waitbusy (struct airo_info *ai) { |
| 2924 | int delay = 0; |
Andrew Morton | b212f33 | 2008-05-28 12:40:39 -0700 | [diff] [blame] | 2925 | while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2926 | udelay (10); |
| 2927 | if ((++delay % 20) == 0) |
| 2928 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); |
| 2929 | } |
| 2930 | return delay < 10000; |
| 2931 | } |
| 2932 | |
| 2933 | int reset_airo_card( struct net_device *dev ) |
| 2934 | { |
| 2935 | int i; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2936 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2937 | |
| 2938 | if (reset_card (dev, 1)) |
| 2939 | return -1; |
| 2940 | |
| 2941 | if ( setup_card(ai, dev->dev_addr, 1 ) != SUCCESS ) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 2942 | airo_print_err(dev->name, "MAC could not be enabled"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2943 | return -1; |
| 2944 | } |
Johannes Berg | e174961 | 2008-10-27 15:59:26 -0700 | [diff] [blame] | 2945 | airo_print_info(dev->name, "MAC enabled %pM", dev->dev_addr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2946 | /* Allocate the transmit buffers if needed */ |
| 2947 | if (!test_bit(FLAG_MPI,&ai->flags)) |
| 2948 | for( i = 0; i < MAX_FIDS; i++ ) |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 2949 | ai->fids[i] = transmit_allocate (ai,AIRO_DEF_MTU,i>=MAX_FIDS/2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2950 | |
| 2951 | enable_interrupts( ai ); |
| 2952 | netif_wake_queue(dev); |
| 2953 | return 0; |
| 2954 | } |
| 2955 | |
| 2956 | EXPORT_SYMBOL(reset_airo_card); |
| 2957 | |
| 2958 | static void airo_send_event(struct net_device *dev) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 2959 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2960 | union iwreq_data wrqu; |
| 2961 | StatusRid status_rid; |
| 2962 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2963 | clear_bit(JOB_EVENT, &ai->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2964 | PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0); |
| 2965 | up(&ai->sem); |
| 2966 | wrqu.data.length = 0; |
| 2967 | wrqu.data.flags = 0; |
| 2968 | memcpy(wrqu.ap_addr.sa_data, status_rid.bssid[0], ETH_ALEN); |
| 2969 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| 2970 | |
| 2971 | /* Send event to user space */ |
| 2972 | wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); |
| 2973 | } |
| 2974 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2975 | static void airo_process_scan_results (struct airo_info *ai) { |
| 2976 | union iwreq_data wrqu; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2977 | BSSListRid bss; |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2978 | int rc; |
| 2979 | BSSListElement * loop_net; |
| 2980 | BSSListElement * tmp_net; |
| 2981 | |
| 2982 | /* Blow away current list of scan results */ |
| 2983 | list_for_each_entry_safe (loop_net, tmp_net, &ai->network_list, list) { |
| 2984 | list_move_tail (&loop_net->list, &ai->network_free_list); |
| 2985 | /* Don't blow away ->list, just BSS data */ |
| 2986 | memset (loop_net, 0, sizeof (loop_net->bss)); |
| 2987 | } |
| 2988 | |
| 2989 | /* Try to read the first entry of the scan result */ |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 2990 | rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0); |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 2991 | if((rc) || (bss.index == cpu_to_le16(0xffff))) { |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2992 | /* No scan results */ |
| 2993 | goto out; |
| 2994 | } |
| 2995 | |
| 2996 | /* Read and parse all entries */ |
| 2997 | tmp_net = NULL; |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 2998 | while((!rc) && (bss.index != cpu_to_le16(0xffff))) { |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 2999 | /* Grab a network off the free list */ |
| 3000 | if (!list_empty(&ai->network_free_list)) { |
| 3001 | tmp_net = list_entry(ai->network_free_list.next, |
| 3002 | BSSListElement, list); |
| 3003 | list_del(ai->network_free_list.next); |
| 3004 | } |
| 3005 | |
| 3006 | if (tmp_net != NULL) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3007 | memcpy(tmp_net, &bss, sizeof(tmp_net->bss)); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3008 | list_add_tail(&tmp_net->list, &ai->network_list); |
| 3009 | tmp_net = NULL; |
| 3010 | } |
| 3011 | |
| 3012 | /* Read next entry */ |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3013 | rc = PC4500_readrid(ai, ai->bssListNext, |
| 3014 | &bss, ai->bssListRidLen, 0); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3015 | } |
| 3016 | |
| 3017 | out: |
| 3018 | ai->scan_timeout = 0; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3019 | clear_bit(JOB_SCAN_RESULTS, &ai->jobs); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3020 | up(&ai->sem); |
| 3021 | |
| 3022 | /* Send an empty event to user space. |
| 3023 | * We don't send the received data on |
| 3024 | * the event because it would require |
| 3025 | * us to do complex transcoding, and |
| 3026 | * we want to minimise the work done in |
| 3027 | * the irq handler. Use a request to |
| 3028 | * extract the data - Jean II */ |
| 3029 | wrqu.data.length = 0; |
| 3030 | wrqu.data.flags = 0; |
| 3031 | wireless_send_event(ai->dev, SIOCGIWSCAN, &wrqu, NULL); |
| 3032 | } |
| 3033 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3034 | static int airo_thread(void *data) { |
| 3035 | struct net_device *dev = data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 3036 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3037 | int locked; |
Rafael J. Wysocki | 8314418 | 2007-07-17 04:03:35 -0700 | [diff] [blame] | 3038 | |
| 3039 | set_freezable(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3040 | while(1) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3041 | /* make swsusp happy with our thread */ |
Christoph Lameter | 3e1d1d2 | 2005-06-24 23:13:50 -0700 | [diff] [blame] | 3042 | try_to_freeze(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3043 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3044 | if (test_bit(JOB_DIE, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3045 | break; |
| 3046 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3047 | if (ai->jobs) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3048 | locked = down_interruptible(&ai->sem); |
| 3049 | } else { |
| 3050 | wait_queue_t wait; |
| 3051 | |
| 3052 | init_waitqueue_entry(&wait, current); |
| 3053 | add_wait_queue(&ai->thr_wait, &wait); |
| 3054 | for (;;) { |
| 3055 | set_current_state(TASK_INTERRUPTIBLE); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3056 | if (ai->jobs) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3057 | break; |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3058 | if (ai->expires || ai->scan_timeout) { |
| 3059 | if (ai->scan_timeout && |
| 3060 | time_after_eq(jiffies,ai->scan_timeout)){ |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3061 | set_bit(JOB_SCAN_RESULTS, &ai->jobs); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3062 | break; |
| 3063 | } else if (ai->expires && |
| 3064 | time_after_eq(jiffies,ai->expires)){ |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3065 | set_bit(JOB_AUTOWEP, &ai->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3066 | break; |
| 3067 | } |
Dave Kleikamp | 5bb85f1 | 2006-10-10 14:45:46 -0700 | [diff] [blame] | 3068 | if (!kthread_should_stop() && |
| 3069 | !freezing(current)) { |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3070 | unsigned long wake_at; |
| 3071 | if (!ai->expires || !ai->scan_timeout) { |
| 3072 | wake_at = max(ai->expires, |
| 3073 | ai->scan_timeout); |
| 3074 | } else { |
| 3075 | wake_at = min(ai->expires, |
| 3076 | ai->scan_timeout); |
| 3077 | } |
| 3078 | schedule_timeout(wake_at - jiffies); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3079 | continue; |
| 3080 | } |
Dave Kleikamp | 5bb85f1 | 2006-10-10 14:45:46 -0700 | [diff] [blame] | 3081 | } else if (!kthread_should_stop() && |
| 3082 | !freezing(current)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3083 | schedule(); |
| 3084 | continue; |
| 3085 | } |
| 3086 | break; |
| 3087 | } |
| 3088 | current->state = TASK_RUNNING; |
| 3089 | remove_wait_queue(&ai->thr_wait, &wait); |
| 3090 | locked = 1; |
| 3091 | } |
| 3092 | |
| 3093 | if (locked) |
| 3094 | continue; |
| 3095 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3096 | if (test_bit(JOB_DIE, &ai->jobs)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3097 | up(&ai->sem); |
| 3098 | break; |
| 3099 | } |
| 3100 | |
Pavel Machek | ca078ba | 2005-09-03 15:56:57 -0700 | [diff] [blame] | 3101 | if (ai->power.event || test_bit(FLAG_FLASHING, &ai->flags)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3102 | up(&ai->sem); |
| 3103 | continue; |
| 3104 | } |
| 3105 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3106 | if (test_bit(JOB_XMIT, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3107 | airo_end_xmit(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3108 | else if (test_bit(JOB_XMIT11, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3109 | airo_end_xmit11(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3110 | else if (test_bit(JOB_STATS, &ai->jobs)) |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 3111 | airo_read_stats(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3112 | else if (test_bit(JOB_WSTATS, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3113 | airo_read_wireless_stats(ai); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3114 | else if (test_bit(JOB_PROMISC, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3115 | airo_set_promisc(ai); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3116 | else if (test_bit(JOB_MIC, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3117 | micinit(ai); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3118 | else if (test_bit(JOB_EVENT, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3119 | airo_send_event(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3120 | else if (test_bit(JOB_AUTOWEP, &ai->jobs)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3121 | timer_func(dev); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 3122 | else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs)) |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 3123 | airo_process_scan_results(ai); |
| 3124 | else /* Shouldn't get here, but we make sure to unlock */ |
| 3125 | up(&ai->sem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3126 | } |
Sukadev Bhattiprolu | 3b4c7d64 | 2006-08-14 23:12:03 -0700 | [diff] [blame] | 3127 | |
| 3128 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3129 | } |
| 3130 | |
Al Viro | 0300b33 | 2007-12-19 22:38:33 -0500 | [diff] [blame] | 3131 | static int header_len(__le16 ctl) |
| 3132 | { |
| 3133 | u16 fc = le16_to_cpu(ctl); |
| 3134 | switch (fc & 0xc) { |
| 3135 | case 4: |
| 3136 | if ((fc & 0xe0) == 0xc0) |
| 3137 | return 10; /* one-address control packet */ |
| 3138 | return 16; /* two-address control packet */ |
| 3139 | case 8: |
| 3140 | if ((fc & 0x300) == 0x300) |
| 3141 | return 30; /* WDS packet */ |
| 3142 | } |
| 3143 | return 24; |
| 3144 | } |
| 3145 | |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3146 | static void airo_handle_cisco_mic(struct airo_info *ai) |
| 3147 | { |
| 3148 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) { |
| 3149 | set_bit(JOB_MIC, &ai->jobs); |
| 3150 | wake_up_interruptible(&ai->thr_wait); |
| 3151 | } |
| 3152 | } |
| 3153 | |
| 3154 | /* Airo Status codes */ |
| 3155 | #define STAT_NOBEACON 0x8000 /* Loss of sync - missed beacons */ |
| 3156 | #define STAT_MAXRETRIES 0x8001 /* Loss of sync - max retries */ |
| 3157 | #define STAT_MAXARL 0x8002 /* Loss of sync - average retry level exceeded*/ |
| 3158 | #define STAT_FORCELOSS 0x8003 /* Loss of sync - host request */ |
| 3159 | #define STAT_TSFSYNC 0x8004 /* Loss of sync - TSF synchronization */ |
| 3160 | #define STAT_DEAUTH 0x8100 /* low byte is 802.11 reason code */ |
| 3161 | #define STAT_DISASSOC 0x8200 /* low byte is 802.11 reason code */ |
| 3162 | #define STAT_ASSOC_FAIL 0x8400 /* low byte is 802.11 reason code */ |
| 3163 | #define STAT_AUTH_FAIL 0x0300 /* low byte is 802.11 reason code */ |
| 3164 | #define STAT_ASSOC 0x0400 /* Associated */ |
| 3165 | #define STAT_REASSOC 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */ |
| 3166 | |
| 3167 | static void airo_print_status(const char *devname, u16 status) |
| 3168 | { |
| 3169 | u8 reason = status & 0xFF; |
| 3170 | |
| 3171 | switch (status) { |
| 3172 | case STAT_NOBEACON: |
| 3173 | airo_print_dbg(devname, "link lost (missed beacons)"); |
| 3174 | break; |
| 3175 | case STAT_MAXRETRIES: |
| 3176 | case STAT_MAXARL: |
| 3177 | airo_print_dbg(devname, "link lost (max retries)"); |
| 3178 | break; |
| 3179 | case STAT_FORCELOSS: |
| 3180 | airo_print_dbg(devname, "link lost (local choice)"); |
| 3181 | break; |
| 3182 | case STAT_TSFSYNC: |
| 3183 | airo_print_dbg(devname, "link lost (TSF sync lost)"); |
| 3184 | break; |
| 3185 | case STAT_DEAUTH: |
| 3186 | airo_print_dbg(devname, "deauthenticated (reason: %d)", reason); |
| 3187 | break; |
| 3188 | case STAT_DISASSOC: |
| 3189 | airo_print_dbg(devname, "disassociated (reason: %d)", reason); |
| 3190 | break; |
| 3191 | case STAT_ASSOC_FAIL: |
| 3192 | airo_print_dbg(devname, "association failed (reason: %d)", |
| 3193 | reason); |
| 3194 | break; |
| 3195 | case STAT_AUTH_FAIL: |
| 3196 | airo_print_dbg(devname, "authentication failed (reason: %d)", |
| 3197 | reason); |
| 3198 | break; |
| 3199 | default: |
| 3200 | break; |
| 3201 | } |
| 3202 | } |
| 3203 | |
| 3204 | static void airo_handle_link(struct airo_info *ai) |
| 3205 | { |
| 3206 | union iwreq_data wrqu; |
| 3207 | int scan_forceloss = 0; |
| 3208 | u16 status; |
| 3209 | |
| 3210 | /* Get new status and acknowledge the link change */ |
| 3211 | status = le16_to_cpu(IN4500(ai, LINKSTAT)); |
| 3212 | OUT4500(ai, EVACK, EV_LINK); |
| 3213 | |
| 3214 | if ((status == STAT_FORCELOSS) && (ai->scan_timeout > 0)) |
| 3215 | scan_forceloss = 1; |
| 3216 | |
| 3217 | airo_print_status(ai->dev->name, status); |
| 3218 | |
| 3219 | if ((status == STAT_ASSOC) || (status == STAT_REASSOC)) { |
| 3220 | if (auto_wep) |
| 3221 | ai->expires = 0; |
| 3222 | if (ai->list_bss_task) |
| 3223 | wake_up_process(ai->list_bss_task); |
| 3224 | set_bit(FLAG_UPDATE_UNI, &ai->flags); |
| 3225 | set_bit(FLAG_UPDATE_MULTI, &ai->flags); |
| 3226 | |
| 3227 | if (down_trylock(&ai->sem) != 0) { |
| 3228 | set_bit(JOB_EVENT, &ai->jobs); |
| 3229 | wake_up_interruptible(&ai->thr_wait); |
| 3230 | } else |
| 3231 | airo_send_event(ai->dev); |
| 3232 | } else if (!scan_forceloss) { |
| 3233 | if (auto_wep && !ai->expires) { |
| 3234 | ai->expires = RUN_AT(3*HZ); |
| 3235 | wake_up_interruptible(&ai->thr_wait); |
| 3236 | } |
| 3237 | |
| 3238 | /* Send event to user space */ |
| 3239 | memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN); |
| 3240 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| 3241 | wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL); |
| 3242 | } |
| 3243 | } |
| 3244 | |
| 3245 | static void airo_handle_rx(struct airo_info *ai) |
| 3246 | { |
| 3247 | struct sk_buff *skb = NULL; |
| 3248 | __le16 fc, v, *buffer, tmpbuf[4]; |
| 3249 | u16 len, hdrlen = 0, gap, fid; |
| 3250 | struct rx_hdr hdr; |
| 3251 | int success = 0; |
| 3252 | |
| 3253 | if (test_bit(FLAG_MPI, &ai->flags)) { |
| 3254 | if (test_bit(FLAG_802_11, &ai->flags)) |
| 3255 | mpi_receive_802_11(ai); |
| 3256 | else |
| 3257 | mpi_receive_802_3(ai); |
| 3258 | OUT4500(ai, EVACK, EV_RX); |
| 3259 | return; |
| 3260 | } |
| 3261 | |
| 3262 | fid = IN4500(ai, RXFID); |
| 3263 | |
| 3264 | /* Get the packet length */ |
| 3265 | if (test_bit(FLAG_802_11, &ai->flags)) { |
| 3266 | bap_setup (ai, fid, 4, BAP0); |
| 3267 | bap_read (ai, (__le16*)&hdr, sizeof(hdr), BAP0); |
| 3268 | /* Bad CRC. Ignore packet */ |
| 3269 | if (le16_to_cpu(hdr.status) & 2) |
| 3270 | hdr.len = 0; |
| 3271 | if (ai->wifidev == NULL) |
| 3272 | hdr.len = 0; |
| 3273 | } else { |
| 3274 | bap_setup(ai, fid, 0x36, BAP0); |
| 3275 | bap_read(ai, &hdr.len, 2, BAP0); |
| 3276 | } |
| 3277 | len = le16_to_cpu(hdr.len); |
| 3278 | |
| 3279 | if (len > AIRO_DEF_MTU) { |
| 3280 | airo_print_err(ai->dev->name, "Bad size %d", len); |
| 3281 | goto done; |
| 3282 | } |
| 3283 | if (len == 0) |
| 3284 | goto done; |
| 3285 | |
| 3286 | if (test_bit(FLAG_802_11, &ai->flags)) { |
| 3287 | bap_read(ai, &fc, sizeof (fc), BAP0); |
| 3288 | hdrlen = header_len(fc); |
| 3289 | } else |
| 3290 | hdrlen = ETH_ALEN * 2; |
| 3291 | |
| 3292 | skb = dev_alloc_skb(len + hdrlen + 2 + 2); |
| 3293 | if (!skb) { |
| 3294 | ai->dev->stats.rx_dropped++; |
| 3295 | goto done; |
| 3296 | } |
| 3297 | |
| 3298 | skb_reserve(skb, 2); /* This way the IP header is aligned */ |
| 3299 | buffer = (__le16 *) skb_put(skb, len + hdrlen); |
| 3300 | if (test_bit(FLAG_802_11, &ai->flags)) { |
| 3301 | buffer[0] = fc; |
| 3302 | bap_read(ai, buffer + 1, hdrlen - 2, BAP0); |
| 3303 | if (hdrlen == 24) |
| 3304 | bap_read(ai, tmpbuf, 6, BAP0); |
| 3305 | |
| 3306 | bap_read(ai, &v, sizeof(v), BAP0); |
| 3307 | gap = le16_to_cpu(v); |
| 3308 | if (gap) { |
| 3309 | if (gap <= 8) { |
| 3310 | bap_read(ai, tmpbuf, gap, BAP0); |
| 3311 | } else { |
| 3312 | airo_print_err(ai->dev->name, "gaplen too " |
| 3313 | "big. Problems will follow..."); |
| 3314 | } |
| 3315 | } |
| 3316 | bap_read(ai, buffer + hdrlen/2, len, BAP0); |
| 3317 | } else { |
| 3318 | MICBuffer micbuf; |
| 3319 | |
| 3320 | bap_read(ai, buffer, ETH_ALEN * 2, BAP0); |
| 3321 | if (ai->micstats.enabled) { |
| 3322 | bap_read(ai, (__le16 *) &micbuf, sizeof (micbuf), BAP0); |
| 3323 | if (ntohs(micbuf.typelen) > 0x05DC) |
| 3324 | bap_setup(ai, fid, 0x44, BAP0); |
| 3325 | else { |
| 3326 | if (len <= sizeof (micbuf)) { |
| 3327 | dev_kfree_skb_irq(skb); |
| 3328 | goto done; |
| 3329 | } |
| 3330 | |
| 3331 | len -= sizeof(micbuf); |
| 3332 | skb_trim(skb, len + hdrlen); |
| 3333 | } |
| 3334 | } |
| 3335 | |
| 3336 | bap_read(ai, buffer + ETH_ALEN, len, BAP0); |
| 3337 | if (decapsulate(ai, &micbuf, (etherHead*) buffer, len)) |
| 3338 | dev_kfree_skb_irq (skb); |
| 3339 | else |
| 3340 | success = 1; |
| 3341 | } |
| 3342 | |
| 3343 | #ifdef WIRELESS_SPY |
| 3344 | if (success && (ai->spy_data.spy_number > 0)) { |
| 3345 | char *sa; |
| 3346 | struct iw_quality wstats; |
| 3347 | |
| 3348 | /* Prepare spy data : addr + qual */ |
| 3349 | if (!test_bit(FLAG_802_11, &ai->flags)) { |
| 3350 | sa = (char *) buffer + 6; |
| 3351 | bap_setup(ai, fid, 8, BAP0); |
| 3352 | bap_read(ai, (__le16 *) hdr.rssi, 2, BAP0); |
| 3353 | } else |
| 3354 | sa = (char *) buffer + 10; |
| 3355 | wstats.qual = hdr.rssi[0]; |
| 3356 | if (ai->rssi) |
| 3357 | wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm; |
| 3358 | else |
| 3359 | wstats.level = (hdr.rssi[1] + 321) / 2; |
| 3360 | wstats.noise = ai->wstats.qual.noise; |
| 3361 | wstats.updated = IW_QUAL_LEVEL_UPDATED |
| 3362 | | IW_QUAL_QUAL_UPDATED |
| 3363 | | IW_QUAL_DBM; |
| 3364 | /* Update spy records */ |
| 3365 | wireless_spy_update(ai->dev, sa, &wstats); |
| 3366 | } |
| 3367 | #endif /* WIRELESS_SPY */ |
| 3368 | |
| 3369 | done: |
| 3370 | OUT4500(ai, EVACK, EV_RX); |
| 3371 | |
| 3372 | if (success) { |
| 3373 | if (test_bit(FLAG_802_11, &ai->flags)) { |
| 3374 | skb_reset_mac_header(skb); |
| 3375 | skb->pkt_type = PACKET_OTHERHOST; |
| 3376 | skb->dev = ai->wifidev; |
| 3377 | skb->protocol = htons(ETH_P_802_2); |
| 3378 | } else |
| 3379 | skb->protocol = eth_type_trans(skb, ai->dev); |
| 3380 | skb->ip_summed = CHECKSUM_NONE; |
| 3381 | |
| 3382 | netif_rx(skb); |
| 3383 | } |
| 3384 | } |
| 3385 | |
| 3386 | static void airo_handle_tx(struct airo_info *ai, u16 status) |
| 3387 | { |
| 3388 | int i, len = 0, index = -1; |
| 3389 | u16 fid; |
| 3390 | |
| 3391 | if (test_bit(FLAG_MPI, &ai->flags)) { |
| 3392 | unsigned long flags; |
| 3393 | |
| 3394 | if (status & EV_TXEXC) |
| 3395 | get_tx_error(ai, -1); |
| 3396 | |
| 3397 | spin_lock_irqsave(&ai->aux_lock, flags); |
| 3398 | if (!skb_queue_empty(&ai->txq)) { |
| 3399 | spin_unlock_irqrestore(&ai->aux_lock,flags); |
| 3400 | mpi_send_packet(ai->dev); |
| 3401 | } else { |
| 3402 | clear_bit(FLAG_PENDING_XMIT, &ai->flags); |
| 3403 | spin_unlock_irqrestore(&ai->aux_lock,flags); |
| 3404 | netif_wake_queue(ai->dev); |
| 3405 | } |
| 3406 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC)); |
| 3407 | return; |
| 3408 | } |
| 3409 | |
| 3410 | fid = IN4500(ai, TXCOMPLFID); |
| 3411 | |
| 3412 | for(i = 0; i < MAX_FIDS; i++) { |
| 3413 | if ((ai->fids[i] & 0xffff) == fid) { |
| 3414 | len = ai->fids[i] >> 16; |
| 3415 | index = i; |
| 3416 | } |
| 3417 | } |
| 3418 | |
| 3419 | if (index != -1) { |
| 3420 | if (status & EV_TXEXC) |
| 3421 | get_tx_error(ai, index); |
| 3422 | |
| 3423 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXEXC)); |
| 3424 | |
| 3425 | /* Set up to be used again */ |
| 3426 | ai->fids[index] &= 0xffff; |
| 3427 | if (index < MAX_FIDS / 2) { |
| 3428 | if (!test_bit(FLAG_PENDING_XMIT, &ai->flags)) |
| 3429 | netif_wake_queue(ai->dev); |
| 3430 | } else { |
| 3431 | if (!test_bit(FLAG_PENDING_XMIT11, &ai->flags)) |
| 3432 | netif_wake_queue(ai->wifidev); |
| 3433 | } |
| 3434 | } else { |
| 3435 | OUT4500(ai, EVACK, status & (EV_TX | EV_TXCPY | EV_TXEXC)); |
| 3436 | airo_print_err(ai->dev->name, "Unallocated FID was used to xmit"); |
| 3437 | } |
| 3438 | } |
| 3439 | |
Jeff Garzik | 28fc1f5 | 2007-10-29 05:46:16 -0400 | [diff] [blame] | 3440 | static irqreturn_t airo_interrupt(int irq, void *dev_id) |
| 3441 | { |
| 3442 | struct net_device *dev = dev_id; |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3443 | u16 status, savedInterrupts = 0; |
| 3444 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3445 | int handled = 0; |
| 3446 | |
| 3447 | if (!netif_device_present(dev)) |
| 3448 | return IRQ_NONE; |
| 3449 | |
| 3450 | for (;;) { |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3451 | status = IN4500(ai, EVSTAT); |
| 3452 | if (!(status & STATUS_INTS) || (status == 0xffff)) |
| 3453 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3454 | |
| 3455 | handled = 1; |
| 3456 | |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3457 | if (status & EV_AWAKE) { |
| 3458 | OUT4500(ai, EVACK, EV_AWAKE); |
| 3459 | OUT4500(ai, EVACK, EV_AWAKE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3460 | } |
| 3461 | |
| 3462 | if (!savedInterrupts) { |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3463 | savedInterrupts = IN4500(ai, EVINTEN); |
| 3464 | OUT4500(ai, EVINTEN, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3465 | } |
| 3466 | |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3467 | if (status & EV_MIC) { |
| 3468 | OUT4500(ai, EVACK, EV_MIC); |
| 3469 | airo_handle_cisco_mic(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3470 | } |
Dan Williams | 6fcdf56 | 2006-03-31 15:08:46 -0500 | [diff] [blame] | 3471 | |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3472 | if (status & EV_LINK) { |
| 3473 | /* Link status changed */ |
| 3474 | airo_handle_link(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3475 | } |
| 3476 | |
| 3477 | /* Check to see if there is something to receive */ |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3478 | if (status & EV_RX) |
| 3479 | airo_handle_rx(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3480 | |
| 3481 | /* Check to see if a packet has been transmitted */ |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3482 | if (status & (EV_TX | EV_TXCPY | EV_TXEXC)) |
| 3483 | airo_handle_tx(ai, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3484 | |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3485 | if ( status & ~STATUS_INTS & ~IGNORE_INTS ) { |
| 3486 | airo_print_warn(ai->dev->name, "Got weird status %x", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3487 | status & ~STATUS_INTS & ~IGNORE_INTS ); |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3488 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3489 | } |
| 3490 | |
| 3491 | if (savedInterrupts) |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3492 | OUT4500(ai, EVINTEN, savedInterrupts); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3493 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3494 | return IRQ_RETVAL(handled); |
| 3495 | } |
| 3496 | |
| 3497 | /* |
| 3498 | * Routines to talk to the card |
| 3499 | */ |
| 3500 | |
| 3501 | /* |
| 3502 | * This was originally written for the 4500, hence the name |
| 3503 | * NOTE: If use with 8bit mode and SMP bad things will happen! |
| 3504 | * Why would some one do 8 bit IO in an SMP machine?!? |
| 3505 | */ |
| 3506 | static void OUT4500( struct airo_info *ai, u16 reg, u16 val ) { |
| 3507 | if (test_bit(FLAG_MPI,&ai->flags)) |
| 3508 | reg <<= 1; |
| 3509 | if ( !do8bitIO ) |
| 3510 | outw( val, ai->dev->base_addr + reg ); |
| 3511 | else { |
| 3512 | outb( val & 0xff, ai->dev->base_addr + reg ); |
| 3513 | outb( val >> 8, ai->dev->base_addr + reg + 1 ); |
| 3514 | } |
| 3515 | } |
| 3516 | |
| 3517 | static u16 IN4500( struct airo_info *ai, u16 reg ) { |
| 3518 | unsigned short rc; |
| 3519 | |
| 3520 | if (test_bit(FLAG_MPI,&ai->flags)) |
| 3521 | reg <<= 1; |
| 3522 | if ( !do8bitIO ) |
| 3523 | rc = inw( ai->dev->base_addr + reg ); |
| 3524 | else { |
| 3525 | rc = inb( ai->dev->base_addr + reg ); |
| 3526 | rc += ((int)inb( ai->dev->base_addr + reg + 1 )) << 8; |
| 3527 | } |
| 3528 | return rc; |
| 3529 | } |
| 3530 | |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 3531 | static int enable_MAC(struct airo_info *ai, int lock) |
| 3532 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3533 | int rc; |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 3534 | Cmd cmd; |
| 3535 | Resp rsp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3536 | |
| 3537 | /* FLAG_RADIO_OFF : Radio disabled via /proc or Wireless Extensions |
| 3538 | * FLAG_RADIO_DOWN : Radio disabled via "ifconfig ethX down" |
| 3539 | * Note : we could try to use !netif_running(dev) in enable_MAC() |
| 3540 | * instead of this flag, but I don't trust it *within* the |
| 3541 | * open/close functions, and testing both flags together is |
| 3542 | * "cheaper" - Jean II */ |
| 3543 | if (ai->flags & FLAG_RADIO_MASK) return SUCCESS; |
| 3544 | |
| 3545 | if (lock && down_interruptible(&ai->sem)) |
| 3546 | return -ERESTARTSYS; |
| 3547 | |
| 3548 | if (!test_bit(FLAG_ENABLED, &ai->flags)) { |
| 3549 | memset(&cmd, 0, sizeof(cmd)); |
| 3550 | cmd.cmd = MAC_ENABLE; |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 3551 | rc = issuecommand(ai, &cmd, &rsp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3552 | if (rc == SUCCESS) |
| 3553 | set_bit(FLAG_ENABLED, &ai->flags); |
| 3554 | } else |
| 3555 | rc = SUCCESS; |
| 3556 | |
| 3557 | if (lock) |
| 3558 | up(&ai->sem); |
| 3559 | |
| 3560 | if (rc) |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 3561 | airo_print_err(ai->dev->name, "Cannot enable MAC"); |
| 3562 | else if ((rsp.status & 0xFF00) != 0) { |
| 3563 | airo_print_err(ai->dev->name, "Bad MAC enable reason=%x, " |
| 3564 | "rid=%x, offset=%d", rsp.rsp0, rsp.rsp1, rsp.rsp2); |
| 3565 | rc = ERROR; |
| 3566 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3567 | return rc; |
| 3568 | } |
| 3569 | |
| 3570 | static void disable_MAC( struct airo_info *ai, int lock ) { |
| 3571 | Cmd cmd; |
| 3572 | Resp rsp; |
| 3573 | |
| 3574 | if (lock && down_interruptible(&ai->sem)) |
| 3575 | return; |
| 3576 | |
| 3577 | if (test_bit(FLAG_ENABLED, &ai->flags)) { |
| 3578 | memset(&cmd, 0, sizeof(cmd)); |
| 3579 | cmd.cmd = MAC_DISABLE; // disable in case already enabled |
| 3580 | issuecommand(ai, &cmd, &rsp); |
| 3581 | clear_bit(FLAG_ENABLED, &ai->flags); |
| 3582 | } |
| 3583 | if (lock) |
| 3584 | up(&ai->sem); |
| 3585 | } |
| 3586 | |
| 3587 | static void enable_interrupts( struct airo_info *ai ) { |
| 3588 | /* Enable the interrupts */ |
| 3589 | OUT4500( ai, EVINTEN, STATUS_INTS ); |
| 3590 | } |
| 3591 | |
| 3592 | static void disable_interrupts( struct airo_info *ai ) { |
| 3593 | OUT4500( ai, EVINTEN, 0 ); |
| 3594 | } |
| 3595 | |
| 3596 | static void mpi_receive_802_3(struct airo_info *ai) |
| 3597 | { |
| 3598 | RxFid rxd; |
| 3599 | int len = 0; |
| 3600 | struct sk_buff *skb; |
| 3601 | char *buffer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3602 | int off = 0; |
| 3603 | MICBuffer micbuf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3604 | |
| 3605 | memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd)); |
| 3606 | /* Make sure we got something */ |
| 3607 | if (rxd.rdy && rxd.valid == 0) { |
| 3608 | len = rxd.len + 12; |
| 3609 | if (len < 12 || len > 2048) |
| 3610 | goto badrx; |
| 3611 | |
| 3612 | skb = dev_alloc_skb(len); |
| 3613 | if (!skb) { |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 3614 | ai->dev->stats.rx_dropped++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3615 | goto badrx; |
| 3616 | } |
| 3617 | buffer = skb_put(skb,len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3618 | memcpy(buffer, ai->rxfids[0].virtual_host_addr, ETH_ALEN * 2); |
| 3619 | if (ai->micstats.enabled) { |
| 3620 | memcpy(&micbuf, |
| 3621 | ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2, |
| 3622 | sizeof(micbuf)); |
| 3623 | if (ntohs(micbuf.typelen) <= 0x05DC) { |
| 3624 | if (len <= sizeof(micbuf) + ETH_ALEN * 2) |
| 3625 | goto badmic; |
| 3626 | |
| 3627 | off = sizeof(micbuf); |
| 3628 | skb_trim (skb, len - off); |
| 3629 | } |
| 3630 | } |
| 3631 | memcpy(buffer + ETH_ALEN * 2, |
| 3632 | ai->rxfids[0].virtual_host_addr + ETH_ALEN * 2 + off, |
| 3633 | len - ETH_ALEN * 2 - off); |
| 3634 | if (decapsulate (ai, &micbuf, (etherHead*)buffer, len - off - ETH_ALEN * 2)) { |
| 3635 | badmic: |
| 3636 | dev_kfree_skb_irq (skb); |
| 3637 | goto badrx; |
| 3638 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3639 | #ifdef WIRELESS_SPY |
| 3640 | if (ai->spy_data.spy_number > 0) { |
| 3641 | char *sa; |
| 3642 | struct iw_quality wstats; |
| 3643 | /* Prepare spy data : addr + qual */ |
| 3644 | sa = buffer + ETH_ALEN; |
| 3645 | wstats.qual = 0; /* XXX Where do I get that info from ??? */ |
| 3646 | wstats.level = 0; |
| 3647 | wstats.updated = 0; |
| 3648 | /* Update spy records */ |
| 3649 | wireless_spy_update(ai->dev, sa, &wstats); |
| 3650 | } |
| 3651 | #endif /* WIRELESS_SPY */ |
| 3652 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3653 | skb->ip_summed = CHECKSUM_NONE; |
| 3654 | skb->protocol = eth_type_trans(skb, ai->dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3655 | netif_rx(skb); |
| 3656 | } |
| 3657 | badrx: |
| 3658 | if (rxd.valid == 0) { |
| 3659 | rxd.valid = 1; |
| 3660 | rxd.rdy = 0; |
| 3661 | rxd.len = PKTSIZE; |
| 3662 | memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd)); |
| 3663 | } |
| 3664 | } |
| 3665 | |
Hannes Eder | 2ed5ba8 | 2008-12-26 00:12:59 -0800 | [diff] [blame] | 3666 | static void mpi_receive_802_11(struct airo_info *ai) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3667 | { |
| 3668 | RxFid rxd; |
| 3669 | struct sk_buff *skb = NULL; |
Al Viro | 0300b33 | 2007-12-19 22:38:33 -0500 | [diff] [blame] | 3670 | u16 len, hdrlen = 0; |
| 3671 | __le16 fc; |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3672 | struct rx_hdr hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3673 | u16 gap; |
| 3674 | u16 *buffer; |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3675 | char *ptr = ai->rxfids[0].virtual_host_addr + 4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3676 | |
| 3677 | memcpy_fromio(&rxd, ai->rxfids[0].card_ram_off, sizeof(rxd)); |
| 3678 | memcpy ((char *)&hdr, ptr, sizeof(hdr)); |
| 3679 | ptr += sizeof(hdr); |
| 3680 | /* Bad CRC. Ignore packet */ |
| 3681 | if (le16_to_cpu(hdr.status) & 2) |
| 3682 | hdr.len = 0; |
| 3683 | if (ai->wifidev == NULL) |
| 3684 | hdr.len = 0; |
| 3685 | len = le16_to_cpu(hdr.len); |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 3686 | if (len > AIRO_DEF_MTU) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3687 | airo_print_err(ai->dev->name, "Bad size %d", len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3688 | goto badrx; |
| 3689 | } |
| 3690 | if (len == 0) |
| 3691 | goto badrx; |
| 3692 | |
Al Viro | 0300b33 | 2007-12-19 22:38:33 -0500 | [diff] [blame] | 3693 | fc = get_unaligned((__le16 *)ptr); |
| 3694 | hdrlen = header_len(fc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3695 | |
| 3696 | skb = dev_alloc_skb( len + hdrlen + 2 ); |
| 3697 | if ( !skb ) { |
Paulius Zaleckas | 5d9276d | 2008-05-05 22:38:34 +0300 | [diff] [blame] | 3698 | ai->dev->stats.rx_dropped++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3699 | goto badrx; |
| 3700 | } |
| 3701 | buffer = (u16*)skb_put (skb, len + hdrlen); |
| 3702 | memcpy ((char *)buffer, ptr, hdrlen); |
| 3703 | ptr += hdrlen; |
| 3704 | if (hdrlen == 24) |
| 3705 | ptr += 6; |
Harvey Harrison | 533dd1b | 2008-04-29 01:03:36 -0700 | [diff] [blame] | 3706 | gap = get_unaligned_le16(ptr); |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 3707 | ptr += sizeof(__le16); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3708 | if (gap) { |
| 3709 | if (gap <= 8) |
| 3710 | ptr += gap; |
| 3711 | else |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3712 | airo_print_err(ai->dev->name, |
| 3713 | "gaplen too big. Problems will follow..."); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3714 | } |
| 3715 | memcpy ((char *)buffer + hdrlen, ptr, len); |
| 3716 | ptr += len; |
| 3717 | #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */ |
| 3718 | if (ai->spy_data.spy_number > 0) { |
| 3719 | char *sa; |
| 3720 | struct iw_quality wstats; |
| 3721 | /* Prepare spy data : addr + qual */ |
| 3722 | sa = (char*)buffer + 10; |
| 3723 | wstats.qual = hdr.rssi[0]; |
| 3724 | if (ai->rssi) |
| 3725 | wstats.level = 0x100 - ai->rssi[hdr.rssi[1]].rssidBm; |
| 3726 | else |
| 3727 | wstats.level = (hdr.rssi[1] + 321) / 2; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 3728 | wstats.noise = ai->wstats.qual.noise; |
| 3729 | wstats.updated = IW_QUAL_QUAL_UPDATED |
| 3730 | | IW_QUAL_LEVEL_UPDATED |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 3731 | | IW_QUAL_DBM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3732 | /* Update spy records */ |
| 3733 | wireless_spy_update(ai->dev, sa, &wstats); |
| 3734 | } |
| 3735 | #endif /* IW_WIRELESS_SPY */ |
Arnaldo Carvalho de Melo | 459a98e | 2007-03-19 15:30:44 -0700 | [diff] [blame] | 3736 | skb_reset_mac_header(skb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3737 | skb->pkt_type = PACKET_OTHERHOST; |
| 3738 | skb->dev = ai->wifidev; |
| 3739 | skb->protocol = htons(ETH_P_802_2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3740 | skb->ip_summed = CHECKSUM_NONE; |
| 3741 | netif_rx( skb ); |
Dan Williams | f55d451 | 2009-01-24 09:04:12 -0500 | [diff] [blame] | 3742 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3743 | badrx: |
| 3744 | if (rxd.valid == 0) { |
| 3745 | rxd.valid = 1; |
| 3746 | rxd.rdy = 0; |
| 3747 | rxd.len = PKTSIZE; |
| 3748 | memcpy_toio(ai->rxfids[0].card_ram_off, &rxd, sizeof(rxd)); |
| 3749 | } |
| 3750 | } |
| 3751 | |
| 3752 | static u16 setup_card(struct airo_info *ai, u8 *mac, int lock) |
| 3753 | { |
| 3754 | Cmd cmd; |
| 3755 | Resp rsp; |
| 3756 | int status; |
| 3757 | int i; |
| 3758 | SsidRid mySsid; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 3759 | __le16 lastindex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3760 | WepKeyRid wkr; |
| 3761 | int rc; |
| 3762 | |
| 3763 | memset( &mySsid, 0, sizeof( mySsid ) ); |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 3764 | kfree (ai->flash); |
| 3765 | ai->flash = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3766 | |
| 3767 | /* The NOP is the first step in getting the card going */ |
| 3768 | cmd.cmd = NOP; |
| 3769 | cmd.parm0 = cmd.parm1 = cmd.parm2 = 0; |
| 3770 | if (lock && down_interruptible(&ai->sem)) |
| 3771 | return ERROR; |
| 3772 | if ( issuecommand( ai, &cmd, &rsp ) != SUCCESS ) { |
| 3773 | if (lock) |
| 3774 | up(&ai->sem); |
| 3775 | return ERROR; |
| 3776 | } |
| 3777 | disable_MAC( ai, 0); |
| 3778 | |
| 3779 | // Let's figure out if we need to use the AUX port |
| 3780 | if (!test_bit(FLAG_MPI,&ai->flags)) { |
| 3781 | cmd.cmd = CMD_ENABLEAUX; |
| 3782 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) { |
| 3783 | if (lock) |
| 3784 | up(&ai->sem); |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3785 | airo_print_err(ai->dev->name, "Error checking for AUX port"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3786 | return ERROR; |
| 3787 | } |
| 3788 | if (!aux_bap || rsp.status & 0xff00) { |
| 3789 | ai->bap_read = fast_bap_read; |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3790 | airo_print_dbg(ai->dev->name, "Doing fast bap_reads"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3791 | } else { |
| 3792 | ai->bap_read = aux_bap_read; |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3793 | airo_print_dbg(ai->dev->name, "Doing AUX bap_reads"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3794 | } |
| 3795 | } |
| 3796 | if (lock) |
| 3797 | up(&ai->sem); |
| 3798 | if (ai->config.len == 0) { |
| 3799 | tdsRssiRid rssi_rid; |
| 3800 | CapabilityRid cap_rid; |
| 3801 | |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 3802 | kfree(ai->APList); |
| 3803 | ai->APList = NULL; |
| 3804 | kfree(ai->SSID); |
| 3805 | ai->SSID = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3806 | // general configuration (read/modify/write) |
| 3807 | status = readConfigRid(ai, lock); |
| 3808 | if ( status != SUCCESS ) return ERROR; |
| 3809 | |
| 3810 | status = readCapabilityRid(ai, &cap_rid, lock); |
| 3811 | if ( status != SUCCESS ) return ERROR; |
| 3812 | |
| 3813 | status = PC4500_readrid(ai,RID_RSSI,&rssi_rid,sizeof(rssi_rid),lock); |
| 3814 | if ( status == SUCCESS ) { |
| 3815 | if (ai->rssi || (ai->rssi = kmalloc(512, GFP_KERNEL)) != NULL) |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 3816 | memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3817 | } |
| 3818 | else { |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 3819 | kfree(ai->rssi); |
| 3820 | ai->rssi = NULL; |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 3821 | if (cap_rid.softCap & cpu_to_le16(8)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3822 | ai->config.rmode |= RXMODE_NORMALIZED_RSSI; |
| 3823 | else |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3824 | airo_print_warn(ai->dev->name, "unknown received signal " |
| 3825 | "level scale"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3826 | } |
| 3827 | ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS; |
| 3828 | ai->config.authType = AUTH_OPEN; |
| 3829 | ai->config.modulation = MOD_CCK; |
| 3830 | |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 3831 | if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) && |
Al Viro | 15617858 | 2007-12-20 17:21:36 -0500 | [diff] [blame] | 3832 | (cap_rid.extSoftCap & cpu_to_le16(1)) && |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 3833 | micsetup(ai) == SUCCESS) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3834 | ai->config.opmode |= MODE_MIC; |
| 3835 | set_bit(FLAG_MIC_CAPABLE, &ai->flags); |
| 3836 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3837 | |
| 3838 | /* Save off the MAC */ |
| 3839 | for( i = 0; i < ETH_ALEN; i++ ) { |
| 3840 | mac[i] = ai->config.macAddr[i]; |
| 3841 | } |
| 3842 | |
| 3843 | /* Check to see if there are any insmod configured |
| 3844 | rates to add */ |
| 3845 | if ( rates[0] ) { |
| 3846 | int i = 0; |
| 3847 | memset(ai->config.rates,0,sizeof(ai->config.rates)); |
| 3848 | for( i = 0; i < 8 && rates[i]; i++ ) { |
| 3849 | ai->config.rates[i] = rates[i]; |
| 3850 | } |
| 3851 | } |
| 3852 | if ( basic_rate > 0 ) { |
| 3853 | int i; |
| 3854 | for( i = 0; i < 8; i++ ) { |
| 3855 | if ( ai->config.rates[i] == basic_rate || |
| 3856 | !ai->config.rates ) { |
| 3857 | ai->config.rates[i] = basic_rate | 0x80; |
| 3858 | break; |
| 3859 | } |
| 3860 | } |
| 3861 | } |
| 3862 | set_bit (FLAG_COMMIT, &ai->flags); |
| 3863 | } |
| 3864 | |
| 3865 | /* Setup the SSIDs if present */ |
| 3866 | if ( ssids[0] ) { |
| 3867 | int i; |
| 3868 | for( i = 0; i < 3 && ssids[i]; i++ ) { |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 3869 | size_t len = strlen(ssids[i]); |
| 3870 | if (len > 32) |
| 3871 | len = 32; |
| 3872 | mySsid.ssids[i].len = cpu_to_le16(len); |
| 3873 | memcpy(mySsid.ssids[i].ssid, ssids[i], len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3874 | } |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 3875 | mySsid.len = cpu_to_le16(sizeof(mySsid)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3876 | } |
| 3877 | |
| 3878 | status = writeConfigRid(ai, lock); |
| 3879 | if ( status != SUCCESS ) return ERROR; |
| 3880 | |
| 3881 | /* Set up the SSID list */ |
| 3882 | if ( ssids[0] ) { |
| 3883 | status = writeSsidRid(ai, &mySsid, lock); |
| 3884 | if ( status != SUCCESS ) return ERROR; |
| 3885 | } |
| 3886 | |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 3887 | status = enable_MAC(ai, lock); |
| 3888 | if (status != SUCCESS) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3889 | return ERROR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3890 | |
| 3891 | /* Grab the initial wep key, we gotta save it for auto_wep */ |
| 3892 | rc = readWepKeyRid(ai, &wkr, 1, lock); |
| 3893 | if (rc == SUCCESS) do { |
| 3894 | lastindex = wkr.kindex; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 3895 | if (wkr.kindex == cpu_to_le16(0xffff)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3896 | ai->defindex = wkr.mac[0]; |
| 3897 | } |
| 3898 | rc = readWepKeyRid(ai, &wkr, 0, lock); |
| 3899 | } while(lastindex != wkr.kindex); |
| 3900 | |
Michal Schmidt | 1c2b7db | 2007-06-29 15:33:36 +0200 | [diff] [blame] | 3901 | try_auto_wep(ai); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3902 | |
| 3903 | return SUCCESS; |
| 3904 | } |
| 3905 | |
| 3906 | static u16 issuecommand(struct airo_info *ai, Cmd *pCmd, Resp *pRsp) { |
| 3907 | // Im really paranoid about letting it run forever! |
| 3908 | int max_tries = 600000; |
| 3909 | |
| 3910 | if (IN4500(ai, EVSTAT) & EV_CMD) |
| 3911 | OUT4500(ai, EVACK, EV_CMD); |
| 3912 | |
| 3913 | OUT4500(ai, PARAM0, pCmd->parm0); |
| 3914 | OUT4500(ai, PARAM1, pCmd->parm1); |
| 3915 | OUT4500(ai, PARAM2, pCmd->parm2); |
| 3916 | OUT4500(ai, COMMAND, pCmd->cmd); |
| 3917 | |
| 3918 | while (max_tries-- && (IN4500(ai, EVSTAT) & EV_CMD) == 0) { |
| 3919 | if ((IN4500(ai, COMMAND)) == pCmd->cmd) |
| 3920 | // PC4500 didn't notice command, try again |
| 3921 | OUT4500(ai, COMMAND, pCmd->cmd); |
| 3922 | if (!in_atomic() && (max_tries & 255) == 0) |
| 3923 | schedule(); |
| 3924 | } |
| 3925 | |
| 3926 | if ( max_tries == -1 ) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3927 | airo_print_err(ai->dev->name, |
| 3928 | "Max tries exceeded when issueing command"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3929 | if (IN4500(ai, COMMAND) & COMMAND_BUSY) |
| 3930 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); |
| 3931 | return ERROR; |
| 3932 | } |
| 3933 | |
| 3934 | // command completed |
| 3935 | pRsp->status = IN4500(ai, STATUS); |
| 3936 | pRsp->rsp0 = IN4500(ai, RESP0); |
| 3937 | pRsp->rsp1 = IN4500(ai, RESP1); |
| 3938 | pRsp->rsp2 = IN4500(ai, RESP2); |
Robert Schulze | 13dca9b | 2006-07-10 18:37:44 +0200 | [diff] [blame] | 3939 | if ((pRsp->status & 0xff00)!=0 && pCmd->cmd != CMD_SOFTRESET) |
| 3940 | airo_print_err(ai->dev->name, |
| 3941 | "cmd:%x status:%x rsp0:%x rsp1:%x rsp2:%x", |
| 3942 | pCmd->cmd, pRsp->status, pRsp->rsp0, pRsp->rsp1, |
| 3943 | pRsp->rsp2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3944 | |
| 3945 | // clear stuck command busy if necessary |
| 3946 | if (IN4500(ai, COMMAND) & COMMAND_BUSY) { |
| 3947 | OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); |
| 3948 | } |
| 3949 | // acknowledge processing the status/response |
| 3950 | OUT4500(ai, EVACK, EV_CMD); |
| 3951 | |
| 3952 | return SUCCESS; |
| 3953 | } |
| 3954 | |
| 3955 | /* Sets up the bap to start exchange data. whichbap should |
| 3956 | * be one of the BAP0 or BAP1 defines. Locks should be held before |
| 3957 | * calling! */ |
| 3958 | static int bap_setup(struct airo_info *ai, u16 rid, u16 offset, int whichbap ) |
| 3959 | { |
| 3960 | int timeout = 50; |
| 3961 | int max_tries = 3; |
| 3962 | |
| 3963 | OUT4500(ai, SELECT0+whichbap, rid); |
| 3964 | OUT4500(ai, OFFSET0+whichbap, offset); |
| 3965 | while (1) { |
| 3966 | int status = IN4500(ai, OFFSET0+whichbap); |
| 3967 | if (status & BAP_BUSY) { |
| 3968 | /* This isn't really a timeout, but its kinda |
| 3969 | close */ |
| 3970 | if (timeout--) { |
| 3971 | continue; |
| 3972 | } |
| 3973 | } else if ( status & BAP_ERR ) { |
| 3974 | /* invalid rid or offset */ |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3975 | airo_print_err(ai->dev->name, "BAP error %x %d", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3976 | status, whichbap ); |
| 3977 | return ERROR; |
| 3978 | } else if (status & BAP_DONE) { // success |
| 3979 | return SUCCESS; |
| 3980 | } |
| 3981 | if ( !(max_tries--) ) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 3982 | airo_print_err(ai->dev->name, |
Michal Schmidt | 1138c37 | 2007-06-29 15:33:41 +0200 | [diff] [blame] | 3983 | "BAP setup error too many retries\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3984 | return ERROR; |
| 3985 | } |
| 3986 | // -- PC4500 missed it, try again |
| 3987 | OUT4500(ai, SELECT0+whichbap, rid); |
| 3988 | OUT4500(ai, OFFSET0+whichbap, offset); |
| 3989 | timeout = 50; |
| 3990 | } |
| 3991 | } |
| 3992 | |
| 3993 | /* should only be called by aux_bap_read. This aux function and the |
| 3994 | following use concepts not documented in the developers guide. I |
| 3995 | got them from a patch given to my by Aironet */ |
| 3996 | static u16 aux_setup(struct airo_info *ai, u16 page, |
| 3997 | u16 offset, u16 *len) |
| 3998 | { |
| 3999 | u16 next; |
| 4000 | |
| 4001 | OUT4500(ai, AUXPAGE, page); |
| 4002 | OUT4500(ai, AUXOFF, 0); |
| 4003 | next = IN4500(ai, AUXDATA); |
| 4004 | *len = IN4500(ai, AUXDATA)&0xff; |
| 4005 | if (offset != 4) OUT4500(ai, AUXOFF, offset); |
| 4006 | return next; |
| 4007 | } |
| 4008 | |
| 4009 | /* requires call to bap_setup() first */ |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4010 | static int aux_bap_read(struct airo_info *ai, __le16 *pu16Dst, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4011 | int bytelen, int whichbap) |
| 4012 | { |
| 4013 | u16 len; |
| 4014 | u16 page; |
| 4015 | u16 offset; |
| 4016 | u16 next; |
| 4017 | int words; |
| 4018 | int i; |
| 4019 | unsigned long flags; |
| 4020 | |
| 4021 | spin_lock_irqsave(&ai->aux_lock, flags); |
| 4022 | page = IN4500(ai, SWS0+whichbap); |
| 4023 | offset = IN4500(ai, SWS2+whichbap); |
| 4024 | next = aux_setup(ai, page, offset, &len); |
| 4025 | words = (bytelen+1)>>1; |
| 4026 | |
| 4027 | for (i=0; i<words;) { |
| 4028 | int count; |
| 4029 | count = (len>>1) < (words-i) ? (len>>1) : (words-i); |
| 4030 | if ( !do8bitIO ) |
| 4031 | insw( ai->dev->base_addr+DATA0+whichbap, |
| 4032 | pu16Dst+i,count ); |
| 4033 | else |
| 4034 | insb( ai->dev->base_addr+DATA0+whichbap, |
| 4035 | pu16Dst+i, count << 1 ); |
| 4036 | i += count; |
| 4037 | if (i<words) { |
| 4038 | next = aux_setup(ai, next, 4, &len); |
| 4039 | } |
| 4040 | } |
| 4041 | spin_unlock_irqrestore(&ai->aux_lock, flags); |
| 4042 | return SUCCESS; |
| 4043 | } |
| 4044 | |
| 4045 | |
| 4046 | /* requires call to bap_setup() first */ |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4047 | static int fast_bap_read(struct airo_info *ai, __le16 *pu16Dst, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4048 | int bytelen, int whichbap) |
| 4049 | { |
| 4050 | bytelen = (bytelen + 1) & (~1); // round up to even value |
| 4051 | if ( !do8bitIO ) |
| 4052 | insw( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen>>1 ); |
| 4053 | else |
| 4054 | insb( ai->dev->base_addr+DATA0+whichbap, pu16Dst, bytelen ); |
| 4055 | return SUCCESS; |
| 4056 | } |
| 4057 | |
| 4058 | /* requires call to bap_setup() first */ |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4059 | static int bap_write(struct airo_info *ai, const __le16 *pu16Src, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4060 | int bytelen, int whichbap) |
| 4061 | { |
| 4062 | bytelen = (bytelen + 1) & (~1); // round up to even value |
| 4063 | if ( !do8bitIO ) |
| 4064 | outsw( ai->dev->base_addr+DATA0+whichbap, |
| 4065 | pu16Src, bytelen>>1 ); |
| 4066 | else |
| 4067 | outsb( ai->dev->base_addr+DATA0+whichbap, pu16Src, bytelen ); |
| 4068 | return SUCCESS; |
| 4069 | } |
| 4070 | |
| 4071 | static int PC4500_accessrid(struct airo_info *ai, u16 rid, u16 accmd) |
| 4072 | { |
| 4073 | Cmd cmd; /* for issuing commands */ |
| 4074 | Resp rsp; /* response from commands */ |
| 4075 | u16 status; |
| 4076 | |
| 4077 | memset(&cmd, 0, sizeof(cmd)); |
| 4078 | cmd.cmd = accmd; |
| 4079 | cmd.parm0 = rid; |
| 4080 | status = issuecommand(ai, &cmd, &rsp); |
| 4081 | if (status != 0) return status; |
| 4082 | if ( (rsp.status & 0x7F00) != 0) { |
| 4083 | return (accmd << 8) + (rsp.rsp0 & 0xFF); |
| 4084 | } |
| 4085 | return 0; |
| 4086 | } |
| 4087 | |
| 4088 | /* Note, that we are using BAP1 which is also used by transmit, so |
| 4089 | * we must get a lock. */ |
| 4090 | static int PC4500_readrid(struct airo_info *ai, u16 rid, void *pBuf, int len, int lock) |
| 4091 | { |
| 4092 | u16 status; |
| 4093 | int rc = SUCCESS; |
| 4094 | |
| 4095 | if (lock) { |
| 4096 | if (down_interruptible(&ai->sem)) |
| 4097 | return ERROR; |
| 4098 | } |
| 4099 | if (test_bit(FLAG_MPI,&ai->flags)) { |
| 4100 | Cmd cmd; |
| 4101 | Resp rsp; |
| 4102 | |
| 4103 | memset(&cmd, 0, sizeof(cmd)); |
| 4104 | memset(&rsp, 0, sizeof(rsp)); |
| 4105 | ai->config_desc.rid_desc.valid = 1; |
| 4106 | ai->config_desc.rid_desc.len = RIDSIZE; |
| 4107 | ai->config_desc.rid_desc.rid = 0; |
| 4108 | ai->config_desc.rid_desc.host_addr = ai->ridbus; |
| 4109 | |
| 4110 | cmd.cmd = CMD_ACCESS; |
| 4111 | cmd.parm0 = rid; |
| 4112 | |
| 4113 | memcpy_toio(ai->config_desc.card_ram_off, |
| 4114 | &ai->config_desc.rid_desc, sizeof(Rid)); |
| 4115 | |
| 4116 | rc = issuecommand(ai, &cmd, &rsp); |
| 4117 | |
| 4118 | if (rsp.status & 0x7f00) |
| 4119 | rc = rsp.rsp0; |
| 4120 | if (!rc) |
| 4121 | memcpy(pBuf, ai->config_desc.virtual_host_addr, len); |
| 4122 | goto done; |
| 4123 | } else { |
| 4124 | if ((status = PC4500_accessrid(ai, rid, CMD_ACCESS))!=SUCCESS) { |
| 4125 | rc = status; |
| 4126 | goto done; |
| 4127 | } |
| 4128 | if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) { |
| 4129 | rc = ERROR; |
| 4130 | goto done; |
| 4131 | } |
| 4132 | // read the rid length field |
| 4133 | bap_read(ai, pBuf, 2, BAP1); |
| 4134 | // length for remaining part of rid |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 4135 | len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4136 | |
| 4137 | if ( len <= 2 ) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4138 | airo_print_err(ai->dev->name, |
| 4139 | "Rid %x has a length of %d which is too short", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4140 | (int)rid, (int)len ); |
| 4141 | rc = ERROR; |
| 4142 | goto done; |
| 4143 | } |
| 4144 | // read remainder of the rid |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4145 | rc = bap_read(ai, ((__le16*)pBuf)+1, len, BAP1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4146 | } |
| 4147 | done: |
| 4148 | if (lock) |
| 4149 | up(&ai->sem); |
| 4150 | return rc; |
| 4151 | } |
| 4152 | |
| 4153 | /* Note, that we are using BAP1 which is also used by transmit, so |
| 4154 | * make sure this isnt called when a transmit is happening */ |
| 4155 | static int PC4500_writerid(struct airo_info *ai, u16 rid, |
| 4156 | const void *pBuf, int len, int lock) |
| 4157 | { |
| 4158 | u16 status; |
| 4159 | int rc = SUCCESS; |
| 4160 | |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 4161 | *(__le16*)pBuf = cpu_to_le16((u16)len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4162 | |
| 4163 | if (lock) { |
| 4164 | if (down_interruptible(&ai->sem)) |
| 4165 | return ERROR; |
| 4166 | } |
| 4167 | if (test_bit(FLAG_MPI,&ai->flags)) { |
| 4168 | Cmd cmd; |
| 4169 | Resp rsp; |
| 4170 | |
Dan Streetman | f89b232 | 2005-11-11 11:41:42 -0500 | [diff] [blame] | 4171 | if (test_bit(FLAG_ENABLED, &ai->flags) && (RID_WEP_TEMP != rid)) |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4172 | airo_print_err(ai->dev->name, |
| 4173 | "%s: MAC should be disabled (rid=%04x)", |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 4174 | __func__, rid); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4175 | memset(&cmd, 0, sizeof(cmd)); |
| 4176 | memset(&rsp, 0, sizeof(rsp)); |
| 4177 | |
| 4178 | ai->config_desc.rid_desc.valid = 1; |
| 4179 | ai->config_desc.rid_desc.len = *((u16 *)pBuf); |
| 4180 | ai->config_desc.rid_desc.rid = 0; |
| 4181 | |
| 4182 | cmd.cmd = CMD_WRITERID; |
| 4183 | cmd.parm0 = rid; |
| 4184 | |
| 4185 | memcpy_toio(ai->config_desc.card_ram_off, |
| 4186 | &ai->config_desc.rid_desc, sizeof(Rid)); |
| 4187 | |
| 4188 | if (len < 4 || len > 2047) { |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 4189 | airo_print_err(ai->dev->name, "%s: len=%d", __func__, len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4190 | rc = -1; |
| 4191 | } else { |
| 4192 | memcpy((char *)ai->config_desc.virtual_host_addr, |
| 4193 | pBuf, len); |
| 4194 | |
| 4195 | rc = issuecommand(ai, &cmd, &rsp); |
| 4196 | if ((rc & 0xff00) != 0) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4197 | airo_print_err(ai->dev->name, "%s: Write rid Error %d", |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 4198 | __func__, rc); |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4199 | airo_print_err(ai->dev->name, "%s: Cmd=%04x", |
Harvey Harrison | c94c93d | 2008-07-28 23:01:34 -0700 | [diff] [blame] | 4200 | __func__, cmd.cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4201 | } |
| 4202 | |
| 4203 | if ((rsp.status & 0x7f00)) |
| 4204 | rc = rsp.rsp0; |
| 4205 | } |
| 4206 | } else { |
| 4207 | // --- first access so that we can write the rid data |
| 4208 | if ( (status = PC4500_accessrid(ai, rid, CMD_ACCESS)) != 0) { |
| 4209 | rc = status; |
| 4210 | goto done; |
| 4211 | } |
| 4212 | // --- now write the rid data |
| 4213 | if (bap_setup(ai, rid, 0, BAP1) != SUCCESS) { |
| 4214 | rc = ERROR; |
| 4215 | goto done; |
| 4216 | } |
| 4217 | bap_write(ai, pBuf, len, BAP1); |
| 4218 | // ---now commit the rid data |
| 4219 | rc = PC4500_accessrid(ai, rid, 0x100|CMD_ACCESS); |
| 4220 | } |
| 4221 | done: |
| 4222 | if (lock) |
| 4223 | up(&ai->sem); |
| 4224 | return rc; |
| 4225 | } |
| 4226 | |
| 4227 | /* Allocates a FID to be used for transmitting packets. We only use |
| 4228 | one for now. */ |
| 4229 | static u16 transmit_allocate(struct airo_info *ai, int lenPayload, int raw) |
| 4230 | { |
| 4231 | unsigned int loop = 3000; |
| 4232 | Cmd cmd; |
| 4233 | Resp rsp; |
| 4234 | u16 txFid; |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 4235 | __le16 txControl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4236 | |
| 4237 | cmd.cmd = CMD_ALLOCATETX; |
| 4238 | cmd.parm0 = lenPayload; |
| 4239 | if (down_interruptible(&ai->sem)) |
| 4240 | return ERROR; |
| 4241 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) { |
| 4242 | txFid = ERROR; |
| 4243 | goto done; |
| 4244 | } |
| 4245 | if ( (rsp.status & 0xFF00) != 0) { |
| 4246 | txFid = ERROR; |
| 4247 | goto done; |
| 4248 | } |
| 4249 | /* wait for the allocate event/indication |
| 4250 | * It makes me kind of nervous that this can just sit here and spin, |
| 4251 | * but in practice it only loops like four times. */ |
| 4252 | while (((IN4500(ai, EVSTAT) & EV_ALLOC) == 0) && --loop); |
| 4253 | if (!loop) { |
| 4254 | txFid = ERROR; |
| 4255 | goto done; |
| 4256 | } |
| 4257 | |
| 4258 | // get the allocated fid and acknowledge |
| 4259 | txFid = IN4500(ai, TXALLOCFID); |
| 4260 | OUT4500(ai, EVACK, EV_ALLOC); |
| 4261 | |
| 4262 | /* The CARD is pretty cool since it converts the ethernet packet |
| 4263 | * into 802.11. Also note that we don't release the FID since we |
| 4264 | * will be using the same one over and over again. */ |
| 4265 | /* We only have to setup the control once since we are not |
| 4266 | * releasing the fid. */ |
| 4267 | if (raw) |
| 4268 | txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_11 |
| 4269 | | TXCTL_ETHERNET | TXCTL_NORELEASE); |
| 4270 | else |
| 4271 | txControl = cpu_to_le16(TXCTL_TXOK | TXCTL_TXEX | TXCTL_802_3 |
| 4272 | | TXCTL_ETHERNET | TXCTL_NORELEASE); |
| 4273 | if (bap_setup(ai, txFid, 0x0008, BAP1) != SUCCESS) |
| 4274 | txFid = ERROR; |
| 4275 | else |
| 4276 | bap_write(ai, &txControl, sizeof(txControl), BAP1); |
| 4277 | |
| 4278 | done: |
| 4279 | up(&ai->sem); |
| 4280 | |
| 4281 | return txFid; |
| 4282 | } |
| 4283 | |
| 4284 | /* In general BAP1 is dedicated to transmiting packets. However, |
| 4285 | since we need a BAP when accessing RIDs, we also use BAP1 for that. |
| 4286 | Make sure the BAP1 spinlock is held when this is called. */ |
| 4287 | static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket) |
| 4288 | { |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 4289 | __le16 payloadLen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4290 | Cmd cmd; |
| 4291 | Resp rsp; |
| 4292 | int miclen = 0; |
| 4293 | u16 txFid = len; |
| 4294 | MICBuffer pMic; |
| 4295 | |
| 4296 | len >>= 16; |
| 4297 | |
| 4298 | if (len <= ETH_ALEN * 2) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4299 | airo_print_warn(ai->dev->name, "Short packet %d", len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4300 | return ERROR; |
| 4301 | } |
| 4302 | len -= ETH_ALEN * 2; |
| 4303 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4304 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled && |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 4305 | (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4306 | if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS) |
| 4307 | return ERROR; |
| 4308 | miclen = sizeof(pMic); |
| 4309 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4310 | // packet is destination[6], source[6], payload[len-12] |
| 4311 | // write the payload length and dst/src/payload |
| 4312 | if (bap_setup(ai, txFid, 0x0036, BAP1) != SUCCESS) return ERROR; |
| 4313 | /* The hardware addresses aren't counted as part of the payload, so |
| 4314 | * we have to subtract the 12 bytes for the addresses off */ |
| 4315 | payloadLen = cpu_to_le16(len + miclen); |
| 4316 | bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1); |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4317 | bap_write(ai, (__le16*)pPacket, sizeof(etherHead), BAP1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4318 | if (miclen) |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4319 | bap_write(ai, (__le16*)&pMic, miclen, BAP1); |
| 4320 | bap_write(ai, (__le16*)(pPacket + sizeof(etherHead)), len, BAP1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4321 | // issue the transmit command |
| 4322 | memset( &cmd, 0, sizeof( cmd ) ); |
| 4323 | cmd.cmd = CMD_TRANSMIT; |
| 4324 | cmd.parm0 = txFid; |
| 4325 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR; |
| 4326 | if ( (rsp.status & 0xFF00) != 0) return ERROR; |
| 4327 | return SUCCESS; |
| 4328 | } |
| 4329 | |
| 4330 | static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket) |
| 4331 | { |
Al Viro | 593c2b9 | 2007-12-17 15:09:34 -0500 | [diff] [blame] | 4332 | __le16 fc, payloadLen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4333 | Cmd cmd; |
| 4334 | Resp rsp; |
| 4335 | int hdrlen; |
Al Viro | 977b143 | 2007-12-19 16:45:29 -0500 | [diff] [blame] | 4336 | static u8 tail[(30-10) + 2 + 6] = {[30-10] = 6}; |
| 4337 | /* padding of header to full size + le16 gaplen (6) + gaplen bytes */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4338 | u16 txFid = len; |
| 4339 | len >>= 16; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4340 | |
Al Viro | 0300b33 | 2007-12-19 22:38:33 -0500 | [diff] [blame] | 4341 | fc = *(__le16*)pPacket; |
| 4342 | hdrlen = header_len(fc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4343 | |
| 4344 | if (len < hdrlen) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4345 | airo_print_warn(ai->dev->name, "Short packet %d", len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4346 | return ERROR; |
| 4347 | } |
| 4348 | |
| 4349 | /* packet is 802.11 header + payload |
| 4350 | * write the payload length and dst/src/payload */ |
| 4351 | if (bap_setup(ai, txFid, 6, BAP1) != SUCCESS) return ERROR; |
| 4352 | /* The 802.11 header aren't counted as part of the payload, so |
| 4353 | * we have to subtract the header bytes off */ |
| 4354 | payloadLen = cpu_to_le16(len-hdrlen); |
| 4355 | bap_write(ai, &payloadLen, sizeof(payloadLen),BAP1); |
| 4356 | if (bap_setup(ai, txFid, 0x0014, BAP1) != SUCCESS) return ERROR; |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4357 | bap_write(ai, (__le16 *)pPacket, hdrlen, BAP1); |
| 4358 | bap_write(ai, (__le16 *)(tail + (hdrlen - 10)), 38 - hdrlen, BAP1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4359 | |
Al Viro | b8c06bc | 2007-12-19 17:55:43 -0500 | [diff] [blame] | 4360 | bap_write(ai, (__le16 *)(pPacket + hdrlen), len - hdrlen, BAP1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4361 | // issue the transmit command |
| 4362 | memset( &cmd, 0, sizeof( cmd ) ); |
| 4363 | cmd.cmd = CMD_TRANSMIT; |
| 4364 | cmd.parm0 = txFid; |
| 4365 | if (issuecommand(ai, &cmd, &rsp) != SUCCESS) return ERROR; |
| 4366 | if ( (rsp.status & 0xFF00) != 0) return ERROR; |
| 4367 | return SUCCESS; |
| 4368 | } |
| 4369 | |
| 4370 | /* |
| 4371 | * This is the proc_fs routines. It is a bit messier than I would |
| 4372 | * like! Feel free to clean it up! |
| 4373 | */ |
| 4374 | |
| 4375 | static ssize_t proc_read( struct file *file, |
| 4376 | char __user *buffer, |
| 4377 | size_t len, |
| 4378 | loff_t *offset); |
| 4379 | |
| 4380 | static ssize_t proc_write( struct file *file, |
| 4381 | const char __user *buffer, |
| 4382 | size_t len, |
| 4383 | loff_t *offset ); |
| 4384 | static int proc_close( struct inode *inode, struct file *file ); |
| 4385 | |
| 4386 | static int proc_stats_open( struct inode *inode, struct file *file ); |
| 4387 | static int proc_statsdelta_open( struct inode *inode, struct file *file ); |
| 4388 | static int proc_status_open( struct inode *inode, struct file *file ); |
| 4389 | static int proc_SSID_open( struct inode *inode, struct file *file ); |
| 4390 | static int proc_APList_open( struct inode *inode, struct file *file ); |
| 4391 | static int proc_BSSList_open( struct inode *inode, struct file *file ); |
| 4392 | static int proc_config_open( struct inode *inode, struct file *file ); |
| 4393 | static int proc_wepkey_open( struct inode *inode, struct file *file ); |
| 4394 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4395 | static const struct file_operations proc_statsdelta_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4396 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4397 | .read = proc_read, |
| 4398 | .open = proc_statsdelta_open, |
| 4399 | .release = proc_close |
| 4400 | }; |
| 4401 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4402 | static const struct file_operations proc_stats_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4403 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4404 | .read = proc_read, |
| 4405 | .open = proc_stats_open, |
| 4406 | .release = proc_close |
| 4407 | }; |
| 4408 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4409 | static const struct file_operations proc_status_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4410 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4411 | .read = proc_read, |
| 4412 | .open = proc_status_open, |
| 4413 | .release = proc_close |
| 4414 | }; |
| 4415 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4416 | static const struct file_operations proc_SSID_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4417 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4418 | .read = proc_read, |
| 4419 | .write = proc_write, |
| 4420 | .open = proc_SSID_open, |
| 4421 | .release = proc_close |
| 4422 | }; |
| 4423 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4424 | static const struct file_operations proc_BSSList_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4425 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4426 | .read = proc_read, |
| 4427 | .write = proc_write, |
| 4428 | .open = proc_BSSList_open, |
| 4429 | .release = proc_close |
| 4430 | }; |
| 4431 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4432 | static const struct file_operations proc_APList_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4433 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4434 | .read = proc_read, |
| 4435 | .write = proc_write, |
| 4436 | .open = proc_APList_open, |
| 4437 | .release = proc_close |
| 4438 | }; |
| 4439 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4440 | static const struct file_operations proc_config_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4441 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4442 | .read = proc_read, |
| 4443 | .write = proc_write, |
| 4444 | .open = proc_config_open, |
| 4445 | .release = proc_close |
| 4446 | }; |
| 4447 | |
Arjan van de Ven | d54b1fd | 2007-02-12 00:55:34 -0800 | [diff] [blame] | 4448 | static const struct file_operations proc_wepkey_ops = { |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4449 | .owner = THIS_MODULE, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4450 | .read = proc_read, |
| 4451 | .write = proc_write, |
| 4452 | .open = proc_wepkey_open, |
| 4453 | .release = proc_close |
| 4454 | }; |
| 4455 | |
| 4456 | static struct proc_dir_entry *airo_entry; |
| 4457 | |
| 4458 | struct proc_data { |
| 4459 | int release_buffer; |
| 4460 | int readlen; |
| 4461 | char *rbuffer; |
| 4462 | int writelen; |
| 4463 | int maxwritelen; |
| 4464 | char *wbuffer; |
| 4465 | void (*on_close) (struct inode *, struct file *); |
| 4466 | }; |
| 4467 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4468 | static int setup_proc_entry( struct net_device *dev, |
| 4469 | struct airo_info *apriv ) { |
| 4470 | struct proc_dir_entry *entry; |
| 4471 | /* First setup the device directory */ |
| 4472 | strcpy(apriv->proc_name,dev->name); |
| 4473 | apriv->proc_entry = create_proc_entry(apriv->proc_name, |
| 4474 | S_IFDIR|airo_perm, |
| 4475 | airo_entry); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4476 | if (!apriv->proc_entry) |
| 4477 | goto fail; |
| 4478 | apriv->proc_entry->uid = proc_uid; |
| 4479 | apriv->proc_entry->gid = proc_gid; |
| 4480 | apriv->proc_entry->owner = THIS_MODULE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4481 | |
| 4482 | /* Setup the StatsDelta */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4483 | entry = proc_create_data("StatsDelta", |
| 4484 | S_IFREG | (S_IRUGO&proc_perm), |
| 4485 | apriv->proc_entry, &proc_statsdelta_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4486 | if (!entry) |
| 4487 | goto fail_stats_delta; |
| 4488 | entry->uid = proc_uid; |
| 4489 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4490 | |
| 4491 | /* Setup the Stats */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4492 | entry = proc_create_data("Stats", |
| 4493 | S_IFREG | (S_IRUGO&proc_perm), |
| 4494 | apriv->proc_entry, &proc_stats_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4495 | if (!entry) |
| 4496 | goto fail_stats; |
| 4497 | entry->uid = proc_uid; |
| 4498 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4499 | |
| 4500 | /* Setup the Status */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4501 | entry = proc_create_data("Status", |
| 4502 | S_IFREG | (S_IRUGO&proc_perm), |
| 4503 | apriv->proc_entry, &proc_status_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4504 | if (!entry) |
| 4505 | goto fail_status; |
| 4506 | entry->uid = proc_uid; |
| 4507 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4508 | |
| 4509 | /* Setup the Config */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4510 | entry = proc_create_data("Config", |
| 4511 | S_IFREG | proc_perm, |
| 4512 | apriv->proc_entry, &proc_config_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4513 | if (!entry) |
| 4514 | goto fail_config; |
| 4515 | entry->uid = proc_uid; |
| 4516 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4517 | |
| 4518 | /* Setup the SSID */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4519 | entry = proc_create_data("SSID", |
| 4520 | S_IFREG | proc_perm, |
| 4521 | apriv->proc_entry, &proc_SSID_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4522 | if (!entry) |
| 4523 | goto fail_ssid; |
| 4524 | entry->uid = proc_uid; |
| 4525 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4526 | |
| 4527 | /* Setup the APList */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4528 | entry = proc_create_data("APList", |
| 4529 | S_IFREG | proc_perm, |
| 4530 | apriv->proc_entry, &proc_APList_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4531 | if (!entry) |
| 4532 | goto fail_aplist; |
| 4533 | entry->uid = proc_uid; |
| 4534 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4535 | |
| 4536 | /* Setup the BSSList */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4537 | entry = proc_create_data("BSSList", |
| 4538 | S_IFREG | proc_perm, |
| 4539 | apriv->proc_entry, &proc_BSSList_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4540 | if (!entry) |
| 4541 | goto fail_bsslist; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4542 | entry->uid = proc_uid; |
| 4543 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4544 | |
| 4545 | /* Setup the WepKey */ |
Denis V. Lunev | a95609c | 2008-04-29 01:02:29 -0700 | [diff] [blame] | 4546 | entry = proc_create_data("WepKey", |
| 4547 | S_IFREG | proc_perm, |
| 4548 | apriv->proc_entry, &proc_wepkey_ops, dev); |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4549 | if (!entry) |
| 4550 | goto fail_wepkey; |
| 4551 | entry->uid = proc_uid; |
| 4552 | entry->gid = proc_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4553 | |
| 4554 | return 0; |
Florin Malita | 431aca5 | 2006-10-10 16:46:30 -0400 | [diff] [blame] | 4555 | |
| 4556 | fail_wepkey: |
| 4557 | remove_proc_entry("BSSList", apriv->proc_entry); |
| 4558 | fail_bsslist: |
| 4559 | remove_proc_entry("APList", apriv->proc_entry); |
| 4560 | fail_aplist: |
| 4561 | remove_proc_entry("SSID", apriv->proc_entry); |
| 4562 | fail_ssid: |
| 4563 | remove_proc_entry("Config", apriv->proc_entry); |
| 4564 | fail_config: |
| 4565 | remove_proc_entry("Status", apriv->proc_entry); |
| 4566 | fail_status: |
| 4567 | remove_proc_entry("Stats", apriv->proc_entry); |
| 4568 | fail_stats: |
| 4569 | remove_proc_entry("StatsDelta", apriv->proc_entry); |
| 4570 | fail_stats_delta: |
| 4571 | remove_proc_entry(apriv->proc_name, airo_entry); |
| 4572 | fail: |
| 4573 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4574 | } |
| 4575 | |
| 4576 | static int takedown_proc_entry( struct net_device *dev, |
| 4577 | struct airo_info *apriv ) { |
| 4578 | if ( !apriv->proc_entry->namelen ) return 0; |
| 4579 | remove_proc_entry("Stats",apriv->proc_entry); |
| 4580 | remove_proc_entry("StatsDelta",apriv->proc_entry); |
| 4581 | remove_proc_entry("Status",apriv->proc_entry); |
| 4582 | remove_proc_entry("Config",apriv->proc_entry); |
| 4583 | remove_proc_entry("SSID",apriv->proc_entry); |
| 4584 | remove_proc_entry("APList",apriv->proc_entry); |
| 4585 | remove_proc_entry("BSSList",apriv->proc_entry); |
| 4586 | remove_proc_entry("WepKey",apriv->proc_entry); |
| 4587 | remove_proc_entry(apriv->proc_name,airo_entry); |
| 4588 | return 0; |
| 4589 | } |
| 4590 | |
| 4591 | /* |
| 4592 | * What we want from the proc_fs is to be able to efficiently read |
| 4593 | * and write the configuration. To do this, we want to read the |
| 4594 | * configuration when the file is opened and write it when the file is |
| 4595 | * closed. So basically we allocate a read buffer at open and fill it |
| 4596 | * with data, and allocate a write buffer and read it at close. |
| 4597 | */ |
| 4598 | |
| 4599 | /* |
| 4600 | * The read routine is generic, it relies on the preallocated rbuffer |
| 4601 | * to supply the data. |
| 4602 | */ |
| 4603 | static ssize_t proc_read( struct file *file, |
| 4604 | char __user *buffer, |
| 4605 | size_t len, |
| 4606 | loff_t *offset ) |
| 4607 | { |
Akinobu Mita | cc0d9ff | 2008-06-09 16:44:30 -0700 | [diff] [blame] | 4608 | struct proc_data *priv = file->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4609 | |
| 4610 | if (!priv->rbuffer) |
| 4611 | return -EINVAL; |
| 4612 | |
Akinobu Mita | cc0d9ff | 2008-06-09 16:44:30 -0700 | [diff] [blame] | 4613 | return simple_read_from_buffer(buffer, len, offset, priv->rbuffer, |
| 4614 | priv->readlen); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4615 | } |
| 4616 | |
| 4617 | /* |
| 4618 | * The write routine is generic, it fills in a preallocated rbuffer |
| 4619 | * to supply the data. |
| 4620 | */ |
| 4621 | static ssize_t proc_write( struct file *file, |
| 4622 | const char __user *buffer, |
| 4623 | size_t len, |
| 4624 | loff_t *offset ) |
| 4625 | { |
| 4626 | loff_t pos = *offset; |
| 4627 | struct proc_data *priv = (struct proc_data*)file->private_data; |
| 4628 | |
| 4629 | if (!priv->wbuffer) |
| 4630 | return -EINVAL; |
| 4631 | |
| 4632 | if (pos < 0) |
| 4633 | return -EINVAL; |
| 4634 | if (pos >= priv->maxwritelen) |
| 4635 | return 0; |
| 4636 | if (len > priv->maxwritelen - pos) |
| 4637 | len = priv->maxwritelen - pos; |
| 4638 | if (copy_from_user(priv->wbuffer + pos, buffer, len)) |
| 4639 | return -EFAULT; |
| 4640 | if ( pos + len > priv->writelen ) |
| 4641 | priv->writelen = len + file->f_pos; |
| 4642 | *offset = pos + len; |
| 4643 | return len; |
| 4644 | } |
| 4645 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 4646 | static int proc_status_open(struct inode *inode, struct file *file) |
| 4647 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4648 | struct proc_data *data; |
| 4649 | struct proc_dir_entry *dp = PDE(inode); |
| 4650 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 4651 | struct airo_info *apriv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4652 | CapabilityRid cap_rid; |
| 4653 | StatusRid status_rid; |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 4654 | u16 mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4655 | int i; |
| 4656 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 4657 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4658 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4659 | data = (struct proc_data *)file->private_data; |
| 4660 | if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) { |
| 4661 | kfree (file->private_data); |
| 4662 | return -ENOMEM; |
| 4663 | } |
| 4664 | |
| 4665 | readStatusRid(apriv, &status_rid, 1); |
| 4666 | readCapabilityRid(apriv, &cap_rid, 1); |
| 4667 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 4668 | mode = le16_to_cpu(status_rid.mode); |
| 4669 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4670 | i = sprintf(data->rbuffer, "Status: %s%s%s%s%s%s%s%s%s\n", |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 4671 | mode & 1 ? "CFG ": "", |
| 4672 | mode & 2 ? "ACT ": "", |
| 4673 | mode & 0x10 ? "SYN ": "", |
| 4674 | mode & 0x20 ? "LNK ": "", |
| 4675 | mode & 0x40 ? "LEAP ": "", |
| 4676 | mode & 0x80 ? "PRIV ": "", |
| 4677 | mode & 0x100 ? "KEY ": "", |
| 4678 | mode & 0x200 ? "WEP ": "", |
| 4679 | mode & 0x8000 ? "ERR ": ""); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4680 | sprintf( data->rbuffer+i, "Mode: %x\n" |
| 4681 | "Signal Strength: %d\n" |
| 4682 | "Signal Quality: %d\n" |
| 4683 | "SSID: %-.*s\n" |
| 4684 | "AP: %-.16s\n" |
| 4685 | "Freq: %d\n" |
| 4686 | "BitRate: %dmbs\n" |
| 4687 | "Driver Version: %s\n" |
| 4688 | "Device: %s\nManufacturer: %s\nFirmware Version: %s\n" |
| 4689 | "Radio type: %x\nCountry: %x\nHardware Version: %x\n" |
| 4690 | "Software Version: %x\nSoftware Subversion: %x\n" |
| 4691 | "Boot block version: %x\n", |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 4692 | le16_to_cpu(status_rid.mode), |
| 4693 | le16_to_cpu(status_rid.normalizedSignalStrength), |
| 4694 | le16_to_cpu(status_rid.signalQuality), |
| 4695 | le16_to_cpu(status_rid.SSIDlen), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4696 | status_rid.SSID, |
| 4697 | status_rid.apName, |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 4698 | le16_to_cpu(status_rid.channel), |
| 4699 | le16_to_cpu(status_rid.currentXmitRate) / 2, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4700 | version, |
| 4701 | cap_rid.prodName, |
| 4702 | cap_rid.manName, |
| 4703 | cap_rid.prodVer, |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 4704 | le16_to_cpu(cap_rid.radioType), |
| 4705 | le16_to_cpu(cap_rid.country), |
| 4706 | le16_to_cpu(cap_rid.hardVer), |
| 4707 | le16_to_cpu(cap_rid.softVer), |
| 4708 | le16_to_cpu(cap_rid.softSubVer), |
| 4709 | le16_to_cpu(cap_rid.bootBlockVer)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4710 | data->readlen = strlen( data->rbuffer ); |
| 4711 | return 0; |
| 4712 | } |
| 4713 | |
| 4714 | static int proc_stats_rid_open(struct inode*, struct file*, u16); |
| 4715 | static int proc_statsdelta_open( struct inode *inode, |
| 4716 | struct file *file ) { |
| 4717 | if (file->f_mode&FMODE_WRITE) { |
| 4718 | return proc_stats_rid_open(inode, file, RID_STATSDELTACLEAR); |
| 4719 | } |
| 4720 | return proc_stats_rid_open(inode, file, RID_STATSDELTA); |
| 4721 | } |
| 4722 | |
| 4723 | static int proc_stats_open( struct inode *inode, struct file *file ) { |
| 4724 | return proc_stats_rid_open(inode, file, RID_STATS); |
| 4725 | } |
| 4726 | |
| 4727 | static int proc_stats_rid_open( struct inode *inode, |
| 4728 | struct file *file, |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 4729 | u16 rid ) |
| 4730 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4731 | struct proc_data *data; |
| 4732 | struct proc_dir_entry *dp = PDE(inode); |
| 4733 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 4734 | struct airo_info *apriv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4735 | StatsRid stats; |
| 4736 | int i, j; |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 4737 | __le32 *vals = stats.vals; |
| 4738 | int len = le16_to_cpu(stats.len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4739 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 4740 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4741 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4742 | data = (struct proc_data *)file->private_data; |
| 4743 | if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) { |
| 4744 | kfree (file->private_data); |
| 4745 | return -ENOMEM; |
| 4746 | } |
| 4747 | |
| 4748 | readStatsRid(apriv, &stats, rid, 1); |
| 4749 | |
| 4750 | j = 0; |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 4751 | for(i=0; statsLabels[i]!=(char *)-1 && i*4<len; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4752 | if (!statsLabels[i]) continue; |
| 4753 | if (j+strlen(statsLabels[i])+16>4096) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4754 | airo_print_warn(apriv->dev->name, |
| 4755 | "Potentially disasterous buffer overflow averted!"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4756 | break; |
| 4757 | } |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 4758 | j+=sprintf(data->rbuffer+j, "%s: %u\n", statsLabels[i], |
| 4759 | le32_to_cpu(vals[i])); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4760 | } |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 4761 | if (i*4 >= len) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4762 | airo_print_warn(apriv->dev->name, "Got a short rid"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4763 | } |
| 4764 | data->readlen = j; |
| 4765 | return 0; |
| 4766 | } |
| 4767 | |
| 4768 | static int get_dec_u16( char *buffer, int *start, int limit ) { |
| 4769 | u16 value; |
| 4770 | int valid = 0; |
| 4771 | for( value = 0; buffer[*start] >= '0' && |
| 4772 | buffer[*start] <= '9' && |
| 4773 | *start < limit; (*start)++ ) { |
| 4774 | valid = 1; |
| 4775 | value *= 10; |
| 4776 | value += buffer[*start] - '0'; |
| 4777 | } |
| 4778 | if ( !valid ) return -1; |
| 4779 | return value; |
| 4780 | } |
| 4781 | |
| 4782 | static int airo_config_commit(struct net_device *dev, |
| 4783 | struct iw_request_info *info, void *zwrq, |
| 4784 | char *extra); |
| 4785 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4786 | static inline int sniffing_mode(struct airo_info *ai) |
| 4787 | { |
| 4788 | return le16_to_cpu(ai->config.rmode & RXMODE_MASK) >= |
| 4789 | le16_to_cpu(RXMODE_RFMON); |
| 4790 | } |
| 4791 | |
| 4792 | static void proc_config_on_close(struct inode *inode, struct file *file) |
| 4793 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4794 | struct proc_data *data = file->private_data; |
| 4795 | struct proc_dir_entry *dp = PDE(inode); |
| 4796 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 4797 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4798 | char *line; |
| 4799 | |
| 4800 | if ( !data->writelen ) return; |
| 4801 | |
| 4802 | readConfigRid(ai, 1); |
| 4803 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4804 | |
| 4805 | line = data->wbuffer; |
| 4806 | while( line[0] ) { |
| 4807 | /*** Mode processing */ |
| 4808 | if ( !strncmp( line, "Mode: ", 6 ) ) { |
| 4809 | line += 6; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4810 | if (sniffing_mode(ai)) |
| 4811 | set_bit (FLAG_RESET, &ai->flags); |
| 4812 | ai->config.rmode &= ~RXMODE_FULL_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4813 | clear_bit (FLAG_802_11, &ai->flags); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4814 | ai->config.opmode &= ~MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4815 | ai->config.scanMode = SCANMODE_ACTIVE; |
| 4816 | if ( line[0] == 'a' ) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4817 | ai->config.opmode |= MODE_STA_IBSS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4818 | } else { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4819 | ai->config.opmode |= MODE_STA_ESS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4820 | if ( line[0] == 'r' ) { |
| 4821 | ai->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER; |
| 4822 | ai->config.scanMode = SCANMODE_PASSIVE; |
| 4823 | set_bit (FLAG_802_11, &ai->flags); |
| 4824 | } else if ( line[0] == 'y' ) { |
| 4825 | ai->config.rmode |= RXMODE_RFMON_ANYBSS | RXMODE_DISABLE_802_3_HEADER; |
| 4826 | ai->config.scanMode = SCANMODE_PASSIVE; |
| 4827 | set_bit (FLAG_802_11, &ai->flags); |
| 4828 | } else if ( line[0] == 'l' ) |
| 4829 | ai->config.rmode |= RXMODE_LANMON; |
| 4830 | } |
| 4831 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4832 | } |
| 4833 | |
| 4834 | /*** Radio status */ |
| 4835 | else if (!strncmp(line,"Radio: ", 7)) { |
| 4836 | line += 7; |
| 4837 | if (!strncmp(line,"off",3)) { |
| 4838 | set_bit (FLAG_RADIO_OFF, &ai->flags); |
| 4839 | } else { |
| 4840 | clear_bit (FLAG_RADIO_OFF, &ai->flags); |
| 4841 | } |
| 4842 | } |
| 4843 | /*** NodeName processing */ |
| 4844 | else if ( !strncmp( line, "NodeName: ", 10 ) ) { |
| 4845 | int j; |
| 4846 | |
| 4847 | line += 10; |
| 4848 | memset( ai->config.nodeName, 0, 16 ); |
| 4849 | /* Do the name, assume a space between the mode and node name */ |
| 4850 | for( j = 0; j < 16 && line[j] != '\n'; j++ ) { |
| 4851 | ai->config.nodeName[j] = line[j]; |
| 4852 | } |
| 4853 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4854 | } |
| 4855 | |
| 4856 | /*** PowerMode processing */ |
| 4857 | else if ( !strncmp( line, "PowerMode: ", 11 ) ) { |
| 4858 | line += 11; |
| 4859 | if ( !strncmp( line, "PSPCAM", 6 ) ) { |
| 4860 | ai->config.powerSaveMode = POWERSAVE_PSPCAM; |
| 4861 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4862 | } else if ( !strncmp( line, "PSP", 3 ) ) { |
| 4863 | ai->config.powerSaveMode = POWERSAVE_PSP; |
| 4864 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4865 | } else { |
| 4866 | ai->config.powerSaveMode = POWERSAVE_CAM; |
| 4867 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4868 | } |
| 4869 | } else if ( !strncmp( line, "DataRates: ", 11 ) ) { |
| 4870 | int v, i = 0, k = 0; /* i is index into line, |
| 4871 | k is index to rates */ |
| 4872 | |
| 4873 | line += 11; |
| 4874 | while((v = get_dec_u16(line, &i, 3))!=-1) { |
| 4875 | ai->config.rates[k++] = (u8)v; |
| 4876 | line += i + 1; |
| 4877 | i = 0; |
| 4878 | } |
| 4879 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4880 | } else if ( !strncmp( line, "Channel: ", 9 ) ) { |
| 4881 | int v, i = 0; |
| 4882 | line += 9; |
| 4883 | v = get_dec_u16(line, &i, i+3); |
| 4884 | if ( v != -1 ) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4885 | ai->config.channelSet = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4886 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4887 | } |
| 4888 | } else if ( !strncmp( line, "XmitPower: ", 11 ) ) { |
| 4889 | int v, i = 0; |
| 4890 | line += 11; |
| 4891 | v = get_dec_u16(line, &i, i+3); |
| 4892 | if ( v != -1 ) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4893 | ai->config.txPower = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4894 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4895 | } |
| 4896 | } else if ( !strncmp( line, "WEP: ", 5 ) ) { |
| 4897 | line += 5; |
| 4898 | switch( line[0] ) { |
| 4899 | case 's': |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4900 | ai->config.authType = AUTH_SHAREDKEY; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4901 | break; |
| 4902 | case 'e': |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4903 | ai->config.authType = AUTH_ENCRYPT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4904 | break; |
| 4905 | default: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4906 | ai->config.authType = AUTH_OPEN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4907 | break; |
| 4908 | } |
| 4909 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4910 | } else if ( !strncmp( line, "LongRetryLimit: ", 16 ) ) { |
| 4911 | int v, i = 0; |
| 4912 | |
| 4913 | line += 16; |
| 4914 | v = get_dec_u16(line, &i, 3); |
| 4915 | v = (v<0) ? 0 : ((v>255) ? 255 : v); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4916 | ai->config.longRetryLimit = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4917 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4918 | } else if ( !strncmp( line, "ShortRetryLimit: ", 17 ) ) { |
| 4919 | int v, i = 0; |
| 4920 | |
| 4921 | line += 17; |
| 4922 | v = get_dec_u16(line, &i, 3); |
| 4923 | v = (v<0) ? 0 : ((v>255) ? 255 : v); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4924 | ai->config.shortRetryLimit = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4925 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4926 | } else if ( !strncmp( line, "RTSThreshold: ", 14 ) ) { |
| 4927 | int v, i = 0; |
| 4928 | |
| 4929 | line += 14; |
| 4930 | v = get_dec_u16(line, &i, 4); |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 4931 | v = (v<0) ? 0 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4932 | ai->config.rtsThres = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4933 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4934 | } else if ( !strncmp( line, "TXMSDULifetime: ", 16 ) ) { |
| 4935 | int v, i = 0; |
| 4936 | |
| 4937 | line += 16; |
| 4938 | v = get_dec_u16(line, &i, 5); |
| 4939 | v = (v<0) ? 0 : v; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4940 | ai->config.txLifetime = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4941 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4942 | } else if ( !strncmp( line, "RXMSDULifetime: ", 16 ) ) { |
| 4943 | int v, i = 0; |
| 4944 | |
| 4945 | line += 16; |
| 4946 | v = get_dec_u16(line, &i, 5); |
| 4947 | v = (v<0) ? 0 : v; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4948 | ai->config.rxLifetime = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4949 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4950 | } else if ( !strncmp( line, "TXDiversity: ", 13 ) ) { |
| 4951 | ai->config.txDiversity = |
| 4952 | (line[13]=='l') ? 1 : |
| 4953 | ((line[13]=='r')? 2: 3); |
| 4954 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4955 | } else if ( !strncmp( line, "RXDiversity: ", 13 ) ) { |
| 4956 | ai->config.rxDiversity = |
| 4957 | (line[13]=='l') ? 1 : |
| 4958 | ((line[13]=='r')? 2: 3); |
| 4959 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4960 | } else if ( !strncmp( line, "FragThreshold: ", 15 ) ) { |
| 4961 | int v, i = 0; |
| 4962 | |
| 4963 | line += 15; |
| 4964 | v = get_dec_u16(line, &i, 4); |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 4965 | v = (v<256) ? 256 : ((v>AIRO_DEF_MTU) ? AIRO_DEF_MTU : v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4966 | v = v & 0xfffe; /* Make sure its even */ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4967 | ai->config.fragThresh = cpu_to_le16(v); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4968 | set_bit (FLAG_COMMIT, &ai->flags); |
| 4969 | } else if (!strncmp(line, "Modulation: ", 12)) { |
| 4970 | line += 12; |
| 4971 | switch(*line) { |
| 4972 | case 'd': ai->config.modulation=MOD_DEFAULT; set_bit(FLAG_COMMIT, &ai->flags); break; |
| 4973 | case 'c': ai->config.modulation=MOD_CCK; set_bit(FLAG_COMMIT, &ai->flags); break; |
| 4974 | case 'm': ai->config.modulation=MOD_MOK; set_bit(FLAG_COMMIT, &ai->flags); break; |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4975 | default: airo_print_warn(ai->dev->name, "Unknown modulation"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4976 | } |
| 4977 | } else if (!strncmp(line, "Preamble: ", 10)) { |
| 4978 | line += 10; |
| 4979 | switch(*line) { |
| 4980 | case 'a': ai->config.preamble=PREAMBLE_AUTO; set_bit(FLAG_COMMIT, &ai->flags); break; |
| 4981 | case 'l': ai->config.preamble=PREAMBLE_LONG; set_bit(FLAG_COMMIT, &ai->flags); break; |
| 4982 | case 's': ai->config.preamble=PREAMBLE_SHORT; set_bit(FLAG_COMMIT, &ai->flags); break; |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4983 | default: airo_print_warn(ai->dev->name, "Unknown preamble"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4984 | } |
| 4985 | } else { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 4986 | airo_print_warn(ai->dev->name, "Couldn't figure out %s", line); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4987 | } |
| 4988 | while( line[0] && line[0] != '\n' ) line++; |
| 4989 | if ( line[0] ) line++; |
| 4990 | } |
| 4991 | airo_config_commit(dev, NULL, NULL, NULL); |
| 4992 | } |
| 4993 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 4994 | static char *get_rmode(__le16 mode) |
| 4995 | { |
| 4996 | switch(mode & RXMODE_MASK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4997 | case RXMODE_RFMON: return "rfmon"; |
| 4998 | case RXMODE_RFMON_ANYBSS: return "yna (any) bss rfmon"; |
| 4999 | case RXMODE_LANMON: return "lanmon"; |
| 5000 | } |
| 5001 | return "ESS"; |
| 5002 | } |
| 5003 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5004 | static int proc_config_open(struct inode *inode, struct file *file) |
| 5005 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5006 | struct proc_data *data; |
| 5007 | struct proc_dir_entry *dp = PDE(inode); |
| 5008 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5009 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5010 | int i; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5011 | __le16 mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5012 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5013 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5014 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5015 | data = (struct proc_data *)file->private_data; |
| 5016 | if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) { |
| 5017 | kfree (file->private_data); |
| 5018 | return -ENOMEM; |
| 5019 | } |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5020 | if ((data->wbuffer = kzalloc( 2048, GFP_KERNEL )) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5021 | kfree (data->rbuffer); |
| 5022 | kfree (file->private_data); |
| 5023 | return -ENOMEM; |
| 5024 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5025 | data->maxwritelen = 2048; |
| 5026 | data->on_close = proc_config_on_close; |
| 5027 | |
| 5028 | readConfigRid(ai, 1); |
| 5029 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5030 | mode = ai->config.opmode & MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5031 | i = sprintf( data->rbuffer, |
| 5032 | "Mode: %s\n" |
| 5033 | "Radio: %s\n" |
| 5034 | "NodeName: %-16s\n" |
| 5035 | "PowerMode: %s\n" |
| 5036 | "DataRates: %d %d %d %d %d %d %d %d\n" |
| 5037 | "Channel: %d\n" |
| 5038 | "XmitPower: %d\n", |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5039 | mode == MODE_STA_IBSS ? "adhoc" : |
| 5040 | mode == MODE_STA_ESS ? get_rmode(ai->config.rmode): |
| 5041 | mode == MODE_AP ? "AP" : |
| 5042 | mode == MODE_AP_RPTR ? "AP RPTR" : "Error", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5043 | test_bit(FLAG_RADIO_OFF, &ai->flags) ? "off" : "on", |
| 5044 | ai->config.nodeName, |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5045 | ai->config.powerSaveMode == POWERSAVE_CAM ? "CAM" : |
| 5046 | ai->config.powerSaveMode == POWERSAVE_PSP ? "PSP" : |
| 5047 | ai->config.powerSaveMode == POWERSAVE_PSPCAM ? "PSPCAM" : |
| 5048 | "Error", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5049 | (int)ai->config.rates[0], |
| 5050 | (int)ai->config.rates[1], |
| 5051 | (int)ai->config.rates[2], |
| 5052 | (int)ai->config.rates[3], |
| 5053 | (int)ai->config.rates[4], |
| 5054 | (int)ai->config.rates[5], |
| 5055 | (int)ai->config.rates[6], |
| 5056 | (int)ai->config.rates[7], |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5057 | le16_to_cpu(ai->config.channelSet), |
| 5058 | le16_to_cpu(ai->config.txPower) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5059 | ); |
| 5060 | sprintf( data->rbuffer + i, |
| 5061 | "LongRetryLimit: %d\n" |
| 5062 | "ShortRetryLimit: %d\n" |
| 5063 | "RTSThreshold: %d\n" |
| 5064 | "TXMSDULifetime: %d\n" |
| 5065 | "RXMSDULifetime: %d\n" |
| 5066 | "TXDiversity: %s\n" |
| 5067 | "RXDiversity: %s\n" |
| 5068 | "FragThreshold: %d\n" |
| 5069 | "WEP: %s\n" |
| 5070 | "Modulation: %s\n" |
| 5071 | "Preamble: %s\n", |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5072 | le16_to_cpu(ai->config.longRetryLimit), |
| 5073 | le16_to_cpu(ai->config.shortRetryLimit), |
| 5074 | le16_to_cpu(ai->config.rtsThres), |
| 5075 | le16_to_cpu(ai->config.txLifetime), |
| 5076 | le16_to_cpu(ai->config.rxLifetime), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5077 | ai->config.txDiversity == 1 ? "left" : |
| 5078 | ai->config.txDiversity == 2 ? "right" : "both", |
| 5079 | ai->config.rxDiversity == 1 ? "left" : |
| 5080 | ai->config.rxDiversity == 2 ? "right" : "both", |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5081 | le16_to_cpu(ai->config.fragThresh), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5082 | ai->config.authType == AUTH_ENCRYPT ? "encrypt" : |
| 5083 | ai->config.authType == AUTH_SHAREDKEY ? "shared" : "open", |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5084 | ai->config.modulation == MOD_DEFAULT ? "default" : |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5085 | ai->config.modulation == MOD_CCK ? "cck" : |
| 5086 | ai->config.modulation == MOD_MOK ? "mok" : "error", |
| 5087 | ai->config.preamble == PREAMBLE_AUTO ? "auto" : |
| 5088 | ai->config.preamble == PREAMBLE_LONG ? "long" : |
| 5089 | ai->config.preamble == PREAMBLE_SHORT ? "short" : "error" |
| 5090 | ); |
| 5091 | data->readlen = strlen( data->rbuffer ); |
| 5092 | return 0; |
| 5093 | } |
| 5094 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5095 | static void proc_SSID_on_close(struct inode *inode, struct file *file) |
| 5096 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5097 | struct proc_data *data = (struct proc_data *)file->private_data; |
| 5098 | struct proc_dir_entry *dp = PDE(inode); |
| 5099 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5100 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5101 | SsidRid SSID_rid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5102 | int i; |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5103 | char *p = data->wbuffer; |
| 5104 | char *end = p + data->writelen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5105 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5106 | if (!data->writelen) |
| 5107 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5108 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5109 | *end = '\n'; /* sentinel; we have space for it */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5110 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5111 | memset(&SSID_rid, 0, sizeof(SSID_rid)); |
| 5112 | |
| 5113 | for (i = 0; i < 3 && p < end; i++) { |
| 5114 | int j = 0; |
| 5115 | /* copy up to 32 characters from this line */ |
| 5116 | while (*p != '\n' && j < 32) |
| 5117 | SSID_rid.ssids[i].ssid[j++] = *p++; |
| 5118 | if (j == 0) |
| 5119 | break; |
| 5120 | SSID_rid.ssids[i].len = cpu_to_le16(j); |
| 5121 | /* skip to the beginning of the next line */ |
| 5122 | while (*p++ != '\n') |
| 5123 | ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5124 | } |
| 5125 | if (i) |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5126 | SSID_rid.len = cpu_to_le16(sizeof(SSID_rid)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5127 | disable_MAC(ai, 1); |
| 5128 | writeSsidRid(ai, &SSID_rid, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5129 | enable_MAC(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5130 | } |
| 5131 | |
Jesper Juhl | 77933d7 | 2005-07-27 11:46:09 -0700 | [diff] [blame] | 5132 | static inline u8 hexVal(char c) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5133 | if (c>='0' && c<='9') return c -= '0'; |
| 5134 | if (c>='a' && c<='f') return c -= 'a'-10; |
| 5135 | if (c>='A' && c<='F') return c -= 'A'-10; |
| 5136 | return 0; |
| 5137 | } |
| 5138 | |
| 5139 | static void proc_APList_on_close( struct inode *inode, struct file *file ) { |
| 5140 | struct proc_data *data = (struct proc_data *)file->private_data; |
| 5141 | struct proc_dir_entry *dp = PDE(inode); |
| 5142 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5143 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5144 | APListRid APList_rid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5145 | int i; |
| 5146 | |
| 5147 | if ( !data->writelen ) return; |
| 5148 | |
| 5149 | memset( &APList_rid, 0, sizeof(APList_rid) ); |
Al Viro | a749716 | 2007-12-20 17:49:41 -0500 | [diff] [blame] | 5150 | APList_rid.len = cpu_to_le16(sizeof(APList_rid)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5151 | |
| 5152 | for( i = 0; i < 4 && data->writelen >= (i+1)*6*3; i++ ) { |
| 5153 | int j; |
| 5154 | for( j = 0; j < 6*3 && data->wbuffer[j+i*6*3]; j++ ) { |
| 5155 | switch(j%3) { |
| 5156 | case 0: |
| 5157 | APList_rid.ap[i][j/3]= |
| 5158 | hexVal(data->wbuffer[j+i*6*3])<<4; |
| 5159 | break; |
| 5160 | case 1: |
| 5161 | APList_rid.ap[i][j/3]|= |
| 5162 | hexVal(data->wbuffer[j+i*6*3]); |
| 5163 | break; |
| 5164 | } |
| 5165 | } |
| 5166 | } |
| 5167 | disable_MAC(ai, 1); |
| 5168 | writeAPListRid(ai, &APList_rid, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5169 | enable_MAC(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5170 | } |
| 5171 | |
| 5172 | /* This function wraps PC4500_writerid with a MAC disable */ |
| 5173 | static int do_writerid( struct airo_info *ai, u16 rid, const void *rid_data, |
| 5174 | int len, int dummy ) { |
| 5175 | int rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5176 | |
| 5177 | disable_MAC(ai, 1); |
| 5178 | rc = PC4500_writerid(ai, rid, rid_data, len, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5179 | enable_MAC(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5180 | return rc; |
| 5181 | } |
| 5182 | |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5183 | /* Returns the WEP key at the specified index, or -1 if that key does |
| 5184 | * not exist. The buffer is assumed to be at least 16 bytes in length. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5185 | */ |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5186 | static int get_wep_key(struct airo_info *ai, u16 index, char *buf, u16 buflen) |
| 5187 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5188 | WepKeyRid wkr; |
| 5189 | int rc; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5190 | __le16 lastindex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5191 | |
| 5192 | rc = readWepKeyRid(ai, &wkr, 1, 1); |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5193 | if (rc != SUCCESS) |
| 5194 | return -1; |
| 5195 | do { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5196 | lastindex = wkr.kindex; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5197 | if (le16_to_cpu(wkr.kindex) == index) { |
| 5198 | int klen = min_t(int, buflen, le16_to_cpu(wkr.klen)); |
| 5199 | memcpy(buf, wkr.key, klen); |
| 5200 | return klen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5201 | } |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5202 | rc = readWepKeyRid(ai, &wkr, 0, 1); |
| 5203 | if (rc != SUCCESS) |
| 5204 | return -1; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5205 | } while (lastindex != wkr.kindex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5206 | return -1; |
| 5207 | } |
| 5208 | |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5209 | static int get_wep_tx_idx(struct airo_info *ai) |
| 5210 | { |
| 5211 | WepKeyRid wkr; |
| 5212 | int rc; |
| 5213 | __le16 lastindex; |
| 5214 | |
| 5215 | rc = readWepKeyRid(ai, &wkr, 1, 1); |
| 5216 | if (rc != SUCCESS) |
| 5217 | return -1; |
| 5218 | do { |
| 5219 | lastindex = wkr.kindex; |
| 5220 | if (wkr.kindex == cpu_to_le16(0xffff)) |
| 5221 | return wkr.mac[0]; |
| 5222 | rc = readWepKeyRid(ai, &wkr, 0, 1); |
| 5223 | if (rc != SUCCESS) |
| 5224 | return -1; |
| 5225 | } while (lastindex != wkr.kindex); |
| 5226 | return -1; |
| 5227 | } |
| 5228 | |
| 5229 | static int set_wep_key(struct airo_info *ai, u16 index, const char *key, |
| 5230 | u16 keylen, int perm, int lock) |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5231 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5232 | static const unsigned char macaddr[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 }; |
| 5233 | WepKeyRid wkr; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5234 | int rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5235 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5236 | if (keylen == 0) { |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5237 | airo_print_err(ai->dev->name, "%s: key length to set was zero", |
| 5238 | __func__); |
| 5239 | return -1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5240 | } |
| 5241 | |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5242 | memset(&wkr, 0, sizeof(wkr)); |
| 5243 | wkr.len = cpu_to_le16(sizeof(wkr)); |
| 5244 | wkr.kindex = cpu_to_le16(index); |
| 5245 | wkr.klen = cpu_to_le16(keylen); |
| 5246 | memcpy(wkr.key, key, keylen); |
| 5247 | memcpy(wkr.mac, macaddr, ETH_ALEN); |
| 5248 | |
Dan Streetman | f89b232 | 2005-11-11 11:41:42 -0500 | [diff] [blame] | 5249 | if (perm) disable_MAC(ai, lock); |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5250 | rc = writeWepKeyRid(ai, &wkr, perm, lock); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5251 | if (perm) enable_MAC(ai, lock); |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5252 | return rc; |
| 5253 | } |
| 5254 | |
| 5255 | static int set_wep_tx_idx(struct airo_info *ai, u16 index, int perm, int lock) |
| 5256 | { |
| 5257 | WepKeyRid wkr; |
| 5258 | int rc; |
| 5259 | |
| 5260 | memset(&wkr, 0, sizeof(wkr)); |
| 5261 | wkr.len = cpu_to_le16(sizeof(wkr)); |
| 5262 | wkr.kindex = cpu_to_le16(0xffff); |
| 5263 | wkr.mac[0] = (char)index; |
| 5264 | |
| 5265 | if (perm) { |
| 5266 | ai->defindex = (char)index; |
| 5267 | disable_MAC(ai, lock); |
| 5268 | } |
| 5269 | |
| 5270 | rc = writeWepKeyRid(ai, &wkr, perm, lock); |
| 5271 | |
| 5272 | if (perm) |
| 5273 | enable_MAC(ai, lock); |
| 5274 | return rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5275 | } |
| 5276 | |
| 5277 | static void proc_wepkey_on_close( struct inode *inode, struct file *file ) { |
| 5278 | struct proc_data *data; |
| 5279 | struct proc_dir_entry *dp = PDE(inode); |
| 5280 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5281 | struct airo_info *ai = dev->ml_priv; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5282 | int i, rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5283 | char key[16]; |
| 5284 | u16 index = 0; |
| 5285 | int j = 0; |
| 5286 | |
| 5287 | memset(key, 0, sizeof(key)); |
| 5288 | |
| 5289 | data = (struct proc_data *)file->private_data; |
| 5290 | if ( !data->writelen ) return; |
| 5291 | |
| 5292 | if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' && |
| 5293 | (data->wbuffer[1] == ' ' || data->wbuffer[1] == '\n')) { |
| 5294 | index = data->wbuffer[0] - '0'; |
| 5295 | if (data->wbuffer[1] == '\n') { |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5296 | rc = set_wep_tx_idx(ai, index, 1, 1); |
| 5297 | if (rc < 0) { |
| 5298 | airo_print_err(ai->dev->name, "failed to set " |
| 5299 | "WEP transmit index to %d: %d.", |
| 5300 | index, rc); |
| 5301 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5302 | return; |
| 5303 | } |
| 5304 | j = 2; |
| 5305 | } else { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 5306 | airo_print_err(ai->dev->name, "WepKey passed invalid key index"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5307 | return; |
| 5308 | } |
| 5309 | |
| 5310 | for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) { |
| 5311 | switch(i%3) { |
| 5312 | case 0: |
| 5313 | key[i/3] = hexVal(data->wbuffer[i+j])<<4; |
| 5314 | break; |
| 5315 | case 1: |
| 5316 | key[i/3] |= hexVal(data->wbuffer[i+j]); |
| 5317 | break; |
| 5318 | } |
| 5319 | } |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5320 | |
| 5321 | rc = set_wep_key(ai, index, key, i/3, 1, 1); |
| 5322 | if (rc < 0) { |
| 5323 | airo_print_err(ai->dev->name, "failed to set WEP key at index " |
| 5324 | "%d: %d.", index, rc); |
| 5325 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5326 | } |
| 5327 | |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5328 | static int proc_wepkey_open( struct inode *inode, struct file *file ) |
| 5329 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5330 | struct proc_data *data; |
| 5331 | struct proc_dir_entry *dp = PDE(inode); |
| 5332 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5333 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5334 | char *ptr; |
| 5335 | WepKeyRid wkr; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5336 | __le16 lastindex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5337 | int j=0; |
| 5338 | int rc; |
| 5339 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5340 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5341 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5342 | memset(&wkr, 0, sizeof(wkr)); |
| 5343 | data = (struct proc_data *)file->private_data; |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5344 | if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5345 | kfree (file->private_data); |
| 5346 | return -ENOMEM; |
| 5347 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5348 | data->writelen = 0; |
| 5349 | data->maxwritelen = 80; |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5350 | if ((data->wbuffer = kzalloc( 80, GFP_KERNEL )) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5351 | kfree (data->rbuffer); |
| 5352 | kfree (file->private_data); |
| 5353 | return -ENOMEM; |
| 5354 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5355 | data->on_close = proc_wepkey_on_close; |
| 5356 | |
| 5357 | ptr = data->rbuffer; |
| 5358 | strcpy(ptr, "No wep keys\n"); |
| 5359 | rc = readWepKeyRid(ai, &wkr, 1, 1); |
| 5360 | if (rc == SUCCESS) do { |
| 5361 | lastindex = wkr.kindex; |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5362 | if (wkr.kindex == cpu_to_le16(0xffff)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5363 | j += sprintf(ptr+j, "Tx key = %d\n", |
| 5364 | (int)wkr.mac[0]); |
| 5365 | } else { |
| 5366 | j += sprintf(ptr+j, "Key %d set with length = %d\n", |
Al Viro | 4293ea3 | 2007-12-19 19:21:51 -0500 | [diff] [blame] | 5367 | le16_to_cpu(wkr.kindex), |
| 5368 | le16_to_cpu(wkr.klen)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5369 | } |
| 5370 | readWepKeyRid(ai, &wkr, 0, 1); |
| 5371 | } while((lastindex != wkr.kindex) && (j < 180-30)); |
| 5372 | |
| 5373 | data->readlen = strlen( data->rbuffer ); |
| 5374 | return 0; |
| 5375 | } |
| 5376 | |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5377 | static int proc_SSID_open(struct inode *inode, struct file *file) |
| 5378 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5379 | struct proc_data *data; |
| 5380 | struct proc_dir_entry *dp = PDE(inode); |
| 5381 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5382 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5383 | int i; |
| 5384 | char *ptr; |
| 5385 | SsidRid SSID_rid; |
| 5386 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5387 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5388 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5389 | data = (struct proc_data *)file->private_data; |
| 5390 | if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) { |
| 5391 | kfree (file->private_data); |
| 5392 | return -ENOMEM; |
| 5393 | } |
| 5394 | data->writelen = 0; |
| 5395 | data->maxwritelen = 33*3; |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5396 | /* allocate maxwritelen + 1; we'll want a sentinel */ |
| 5397 | if ((data->wbuffer = kzalloc(33*3 + 1, GFP_KERNEL)) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5398 | kfree (data->rbuffer); |
| 5399 | kfree (file->private_data); |
| 5400 | return -ENOMEM; |
| 5401 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5402 | data->on_close = proc_SSID_on_close; |
| 5403 | |
| 5404 | readSsidRid(ai, &SSID_rid); |
| 5405 | ptr = data->rbuffer; |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5406 | for (i = 0; i < 3; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5407 | int j; |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5408 | size_t len = le16_to_cpu(SSID_rid.ssids[i].len); |
| 5409 | if (!len) |
| 5410 | break; |
| 5411 | if (len > 32) |
| 5412 | len = 32; |
| 5413 | for (j = 0; j < len && SSID_rid.ssids[i].ssid[j]; j++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5414 | *ptr++ = SSID_rid.ssids[i].ssid[j]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5415 | *ptr++ = '\n'; |
| 5416 | } |
| 5417 | *ptr = '\0'; |
| 5418 | data->readlen = strlen( data->rbuffer ); |
| 5419 | return 0; |
| 5420 | } |
| 5421 | |
| 5422 | static int proc_APList_open( struct inode *inode, struct file *file ) { |
| 5423 | struct proc_data *data; |
| 5424 | struct proc_dir_entry *dp = PDE(inode); |
| 5425 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5426 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5427 | int i; |
| 5428 | char *ptr; |
| 5429 | APListRid APList_rid; |
| 5430 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5431 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5432 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5433 | data = (struct proc_data *)file->private_data; |
| 5434 | if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) { |
| 5435 | kfree (file->private_data); |
| 5436 | return -ENOMEM; |
| 5437 | } |
| 5438 | data->writelen = 0; |
| 5439 | data->maxwritelen = 4*6*3; |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5440 | if ((data->wbuffer = kzalloc( data->maxwritelen, GFP_KERNEL )) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5441 | kfree (data->rbuffer); |
| 5442 | kfree (file->private_data); |
| 5443 | return -ENOMEM; |
| 5444 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5445 | data->on_close = proc_APList_on_close; |
| 5446 | |
| 5447 | readAPListRid(ai, &APList_rid); |
| 5448 | ptr = data->rbuffer; |
| 5449 | for( i = 0; i < 4; i++ ) { |
| 5450 | // We end when we find a zero MAC |
| 5451 | if ( !*(int*)APList_rid.ap[i] && |
| 5452 | !*(int*)&APList_rid.ap[i][2]) break; |
Johannes Berg | e174961 | 2008-10-27 15:59:26 -0700 | [diff] [blame] | 5453 | ptr += sprintf(ptr, "%pM\n", APList_rid.ap[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5454 | } |
| 5455 | if (i==0) ptr += sprintf(ptr, "Not using specific APs\n"); |
| 5456 | |
| 5457 | *ptr = '\0'; |
| 5458 | data->readlen = strlen( data->rbuffer ); |
| 5459 | return 0; |
| 5460 | } |
| 5461 | |
| 5462 | static int proc_BSSList_open( struct inode *inode, struct file *file ) { |
| 5463 | struct proc_data *data; |
| 5464 | struct proc_dir_entry *dp = PDE(inode); |
| 5465 | struct net_device *dev = dp->data; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5466 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5467 | char *ptr; |
| 5468 | BSSListRid BSSList_rid; |
| 5469 | int rc; |
| 5470 | /* If doLoseSync is not 1, we won't do a Lose Sync */ |
| 5471 | int doLoseSync = -1; |
| 5472 | |
Panagiotis Issaris | b69a3aa | 2005-11-08 00:03:15 +0100 | [diff] [blame] | 5473 | if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5474 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5475 | data = (struct proc_data *)file->private_data; |
| 5476 | if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) { |
| 5477 | kfree (file->private_data); |
| 5478 | return -ENOMEM; |
| 5479 | } |
| 5480 | data->writelen = 0; |
| 5481 | data->maxwritelen = 0; |
| 5482 | data->wbuffer = NULL; |
| 5483 | data->on_close = NULL; |
| 5484 | |
| 5485 | if (file->f_mode & FMODE_WRITE) { |
| 5486 | if (!(file->f_mode & FMODE_READ)) { |
| 5487 | Cmd cmd; |
| 5488 | Resp rsp; |
| 5489 | |
| 5490 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; |
| 5491 | memset(&cmd, 0, sizeof(cmd)); |
| 5492 | cmd.cmd=CMD_LISTBSS; |
| 5493 | if (down_interruptible(&ai->sem)) |
| 5494 | return -ERESTARTSYS; |
| 5495 | issuecommand(ai, &cmd, &rsp); |
| 5496 | up(&ai->sem); |
| 5497 | data->readlen = 0; |
| 5498 | return 0; |
| 5499 | } |
| 5500 | doLoseSync = 1; |
| 5501 | } |
| 5502 | ptr = data->rbuffer; |
| 5503 | /* There is a race condition here if there are concurrent opens. |
| 5504 | Since it is a rare condition, we'll just live with it, otherwise |
| 5505 | we have to add a spin lock... */ |
| 5506 | rc = readBSSListRid(ai, doLoseSync, &BSSList_rid); |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 5507 | while(rc == 0 && BSSList_rid.index != cpu_to_le16(0xffff)) { |
Johannes Berg | e174961 | 2008-10-27 15:59:26 -0700 | [diff] [blame] | 5508 | ptr += sprintf(ptr, "%pM %*s rssi = %d", |
| 5509 | BSSList_rid.bssid, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5510 | (int)BSSList_rid.ssidLen, |
| 5511 | BSSList_rid.ssid, |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 5512 | le16_to_cpu(BSSList_rid.dBm)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5513 | ptr += sprintf(ptr, " channel = %d %s %s %s %s\n", |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 5514 | le16_to_cpu(BSSList_rid.dsChannel), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5515 | BSSList_rid.cap & CAP_ESS ? "ESS" : "", |
| 5516 | BSSList_rid.cap & CAP_IBSS ? "adhoc" : "", |
| 5517 | BSSList_rid.cap & CAP_PRIVACY ? "wep" : "", |
| 5518 | BSSList_rid.cap & CAP_SHORTHDR ? "shorthdr" : ""); |
| 5519 | rc = readBSSListRid(ai, 0, &BSSList_rid); |
| 5520 | } |
| 5521 | *ptr = '\0'; |
| 5522 | data->readlen = strlen( data->rbuffer ); |
| 5523 | return 0; |
| 5524 | } |
| 5525 | |
| 5526 | static int proc_close( struct inode *inode, struct file *file ) |
| 5527 | { |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 5528 | struct proc_data *data = file->private_data; |
| 5529 | |
| 5530 | if (data->on_close != NULL) |
| 5531 | data->on_close(inode, file); |
| 5532 | kfree(data->rbuffer); |
| 5533 | kfree(data->wbuffer); |
| 5534 | kfree(data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5535 | return 0; |
| 5536 | } |
| 5537 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5538 | /* Since the card doesn't automatically switch to the right WEP mode, |
| 5539 | we will make it do it. If the card isn't associated, every secs we |
| 5540 | will switch WEP modes to see if that will help. If the card is |
| 5541 | associated we will check every minute to see if anything has |
| 5542 | changed. */ |
| 5543 | static void timer_func( struct net_device *dev ) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5544 | struct airo_info *apriv = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5545 | |
| 5546 | /* We don't have a link so try changing the authtype */ |
| 5547 | readConfigRid(apriv, 0); |
| 5548 | disable_MAC(apriv, 0); |
| 5549 | switch(apriv->config.authType) { |
| 5550 | case AUTH_ENCRYPT: |
| 5551 | /* So drop to OPEN */ |
| 5552 | apriv->config.authType = AUTH_OPEN; |
| 5553 | break; |
| 5554 | case AUTH_SHAREDKEY: |
| 5555 | if (apriv->keyindex < auto_wep) { |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5556 | set_wep_tx_idx(apriv, apriv->keyindex, 0, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5557 | apriv->config.authType = AUTH_SHAREDKEY; |
| 5558 | apriv->keyindex++; |
| 5559 | } else { |
| 5560 | /* Drop to ENCRYPT */ |
| 5561 | apriv->keyindex = 0; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 5562 | set_wep_tx_idx(apriv, apriv->defindex, 0, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5563 | apriv->config.authType = AUTH_ENCRYPT; |
| 5564 | } |
| 5565 | break; |
| 5566 | default: /* We'll escalate to SHAREDKEY */ |
| 5567 | apriv->config.authType = AUTH_SHAREDKEY; |
| 5568 | } |
| 5569 | set_bit (FLAG_COMMIT, &apriv->flags); |
| 5570 | writeConfigRid(apriv, 0); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5571 | enable_MAC(apriv, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5572 | up(&apriv->sem); |
| 5573 | |
| 5574 | /* Schedule check to see if the change worked */ |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 5575 | clear_bit(JOB_AUTOWEP, &apriv->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5576 | apriv->expires = RUN_AT(HZ*3); |
| 5577 | } |
| 5578 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5579 | #ifdef CONFIG_PCI |
| 5580 | static int __devinit airo_pci_probe(struct pci_dev *pdev, |
| 5581 | const struct pci_device_id *pent) |
| 5582 | { |
| 5583 | struct net_device *dev; |
| 5584 | |
| 5585 | if (pci_enable_device(pdev)) |
| 5586 | return -ENODEV; |
| 5587 | pci_set_master(pdev); |
| 5588 | |
| 5589 | if (pdev->device == 0x5000 || pdev->device == 0xa504) |
| 5590 | dev = _init_airo_card(pdev->irq, pdev->resource[0].start, 0, pdev, &pdev->dev); |
| 5591 | else |
| 5592 | dev = _init_airo_card(pdev->irq, pdev->resource[2].start, 0, pdev, &pdev->dev); |
Michal Schmidt | 777ec5e | 2007-06-29 15:33:30 +0200 | [diff] [blame] | 5593 | if (!dev) { |
| 5594 | pci_disable_device(pdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5595 | return -ENODEV; |
Michal Schmidt | 777ec5e | 2007-06-29 15:33:30 +0200 | [diff] [blame] | 5596 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5597 | |
| 5598 | pci_set_drvdata(pdev, dev); |
| 5599 | return 0; |
| 5600 | } |
| 5601 | |
| 5602 | static void __devexit airo_pci_remove(struct pci_dev *pdev) |
| 5603 | { |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 5604 | struct net_device *dev = pci_get_drvdata(pdev); |
| 5605 | |
| 5606 | airo_print_info(dev->name, "Unregistering..."); |
| 5607 | stop_airo_card(dev, 1); |
Michal Schmidt | 777ec5e | 2007-06-29 15:33:30 +0200 | [diff] [blame] | 5608 | pci_disable_device(pdev); |
| 5609 | pci_set_drvdata(pdev, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5610 | } |
| 5611 | |
Pavel Machek | 05adc3b | 2005-04-16 15:25:25 -0700 | [diff] [blame] | 5612 | static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5613 | { |
| 5614 | struct net_device *dev = pci_get_drvdata(pdev); |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5615 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5616 | Cmd cmd; |
| 5617 | Resp rsp; |
| 5618 | |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5619 | if (!ai->APList) |
| 5620 | ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL); |
| 5621 | if (!ai->APList) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5622 | return -ENOMEM; |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5623 | if (!ai->SSID) |
| 5624 | ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL); |
| 5625 | if (!ai->SSID) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5626 | return -ENOMEM; |
| 5627 | readAPListRid(ai, ai->APList); |
| 5628 | readSsidRid(ai, ai->SSID); |
| 5629 | memset(&cmd, 0, sizeof(cmd)); |
| 5630 | /* the lock will be released at the end of the resume callback */ |
| 5631 | if (down_interruptible(&ai->sem)) |
| 5632 | return -EAGAIN; |
| 5633 | disable_MAC(ai, 0); |
| 5634 | netif_device_detach(dev); |
| 5635 | ai->power = state; |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5636 | cmd.cmd = HOSTSLEEP; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5637 | issuecommand(ai, &cmd, &rsp); |
| 5638 | |
Pavel Machek | 1cc68ae | 2005-06-20 15:33:04 -0700 | [diff] [blame] | 5639 | pci_enable_wake(pdev, pci_choose_state(pdev, state), 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5640 | pci_save_state(pdev); |
Pavel Machek | 1cc68ae | 2005-06-20 15:33:04 -0700 | [diff] [blame] | 5641 | return pci_set_power_state(pdev, pci_choose_state(pdev, state)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5642 | } |
| 5643 | |
| 5644 | static int airo_pci_resume(struct pci_dev *pdev) |
| 5645 | { |
| 5646 | struct net_device *dev = pci_get_drvdata(pdev); |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5647 | struct airo_info *ai = dev->ml_priv; |
Michal Schmidt | 5323280 | 2005-10-04 07:46:21 -0400 | [diff] [blame] | 5648 | pci_power_t prev_state = pdev->current_state; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5649 | |
Michal Schmidt | 5323280 | 2005-10-04 07:46:21 -0400 | [diff] [blame] | 5650 | pci_set_power_state(pdev, PCI_D0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5651 | pci_restore_state(pdev); |
Michal Schmidt | 5323280 | 2005-10-04 07:46:21 -0400 | [diff] [blame] | 5652 | pci_enable_wake(pdev, PCI_D0, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5653 | |
Michal Schmidt | 5323280 | 2005-10-04 07:46:21 -0400 | [diff] [blame] | 5654 | if (prev_state != PCI_D1) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5655 | reset_card(dev, 0); |
| 5656 | mpi_init_descriptors(ai); |
| 5657 | setup_card(ai, dev->dev_addr, 0); |
| 5658 | clear_bit(FLAG_RADIO_OFF, &ai->flags); |
| 5659 | clear_bit(FLAG_PENDING_XMIT, &ai->flags); |
| 5660 | } else { |
| 5661 | OUT4500(ai, EVACK, EV_AWAKEN); |
| 5662 | OUT4500(ai, EVACK, EV_AWAKEN); |
| 5663 | msleep(100); |
| 5664 | } |
| 5665 | |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5666 | set_bit(FLAG_COMMIT, &ai->flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5667 | disable_MAC(ai, 0); |
| 5668 | msleep(200); |
| 5669 | if (ai->SSID) { |
| 5670 | writeSsidRid(ai, ai->SSID, 0); |
| 5671 | kfree(ai->SSID); |
| 5672 | ai->SSID = NULL; |
| 5673 | } |
| 5674 | if (ai->APList) { |
| 5675 | writeAPListRid(ai, ai->APList, 0); |
| 5676 | kfree(ai->APList); |
| 5677 | ai->APList = NULL; |
| 5678 | } |
| 5679 | writeConfigRid(ai, 0); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5680 | enable_MAC(ai, 0); |
Pavel Machek | 1cc68ae | 2005-06-20 15:33:04 -0700 | [diff] [blame] | 5681 | ai->power = PMSG_ON; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5682 | netif_device_attach(dev); |
| 5683 | netif_wake_queue(dev); |
| 5684 | enable_interrupts(ai); |
| 5685 | up(&ai->sem); |
| 5686 | return 0; |
| 5687 | } |
| 5688 | #endif |
| 5689 | |
| 5690 | static int __init airo_init_module( void ) |
| 5691 | { |
Jeff Garzik | de89788 | 2006-10-01 07:31:09 -0400 | [diff] [blame] | 5692 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5693 | |
Alexey Dobriyan | 928b4d8 | 2008-04-29 01:01:44 -0700 | [diff] [blame] | 5694 | airo_entry = create_proc_entry("driver/aironet", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5695 | S_IFDIR | airo_perm, |
Alexey Dobriyan | 928b4d8 | 2008-04-29 01:01:44 -0700 | [diff] [blame] | 5696 | NULL); |
Jeff Garzik | de89788 | 2006-10-01 07:31:09 -0400 | [diff] [blame] | 5697 | |
| 5698 | if (airo_entry) { |
| 5699 | airo_entry->uid = proc_uid; |
| 5700 | airo_entry->gid = proc_gid; |
| 5701 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5702 | |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5703 | for (i = 0; i < 4 && io[i] && irq[i]; i++) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 5704 | airo_print_info("", "Trying to configure ISA adapter at irq=%d " |
| 5705 | "io=0x%x", irq[i], io[i] ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5706 | if (init_airo_card( irq[i], io[i], 0, NULL )) |
Jeff Garzik | de89788 | 2006-10-01 07:31:09 -0400 | [diff] [blame] | 5707 | /* do nothing */ ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5708 | } |
| 5709 | |
| 5710 | #ifdef CONFIG_PCI |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 5711 | airo_print_info("", "Probing for PCI adapters"); |
Jeff Garzik | de89788 | 2006-10-01 07:31:09 -0400 | [diff] [blame] | 5712 | i = pci_register_driver(&airo_driver); |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 5713 | airo_print_info("", "Finished probing for PCI adapters"); |
Jeff Garzik | de89788 | 2006-10-01 07:31:09 -0400 | [diff] [blame] | 5714 | |
| 5715 | if (i) { |
Alexey Dobriyan | 928b4d8 | 2008-04-29 01:01:44 -0700 | [diff] [blame] | 5716 | remove_proc_entry("driver/aironet", NULL); |
Jeff Garzik | de89788 | 2006-10-01 07:31:09 -0400 | [diff] [blame] | 5717 | return i; |
| 5718 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5719 | #endif |
| 5720 | |
| 5721 | /* Always exit with success, as we are a library module |
| 5722 | * as well as a driver module |
| 5723 | */ |
| 5724 | return 0; |
| 5725 | } |
| 5726 | |
| 5727 | static void __exit airo_cleanup_module( void ) |
| 5728 | { |
Michal Schmidt | af5b5c9 | 2007-03-16 12:44:40 +0100 | [diff] [blame] | 5729 | struct airo_info *ai; |
| 5730 | while(!list_empty(&airo_devices)) { |
| 5731 | ai = list_entry(airo_devices.next, struct airo_info, dev_list); |
| 5732 | airo_print_info(ai->dev->name, "Unregistering..."); |
| 5733 | stop_airo_card(ai->dev, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5734 | } |
| 5735 | #ifdef CONFIG_PCI |
| 5736 | pci_unregister_driver(&airo_driver); |
| 5737 | #endif |
Alexey Dobriyan | 928b4d8 | 2008-04-29 01:01:44 -0700 | [diff] [blame] | 5738 | remove_proc_entry("driver/aironet", NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5739 | } |
| 5740 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5741 | /* |
| 5742 | * Initial Wireless Extension code for Aironet driver by : |
| 5743 | * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00 |
| 5744 | * Conversion to new driver API by : |
| 5745 | * Jean Tourrilhes <jt@hpl.hp.com> - HPL - 26 March 02 |
| 5746 | * Javier also did a good amount of work here, adding some new extensions |
| 5747 | * and fixing my code. Let's just say that without him this code just |
| 5748 | * would not work at all... - Jean II |
| 5749 | */ |
| 5750 | |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 5751 | static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi) |
| 5752 | { |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5753 | if (!rssi_rid) |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 5754 | return 0; |
| 5755 | |
| 5756 | return (0x100 - rssi_rid[rssi].rssidBm); |
| 5757 | } |
| 5758 | |
| 5759 | static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm) |
| 5760 | { |
| 5761 | int i; |
| 5762 | |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5763 | if (!rssi_rid) |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 5764 | return 0; |
| 5765 | |
Pavel Machek | e292c73 | 2008-06-25 12:25:53 +0200 | [diff] [blame] | 5766 | for (i = 0; i < 256; i++) |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 5767 | if (rssi_rid[i].rssidBm == dbm) |
| 5768 | return rssi_rid[i].rssipct; |
| 5769 | |
| 5770 | return 0; |
| 5771 | } |
| 5772 | |
| 5773 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5774 | static int airo_get_quality (StatusRid *status_rid, CapabilityRid *cap_rid) |
| 5775 | { |
| 5776 | int quality = 0; |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5777 | u16 sq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5778 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5779 | if ((status_rid->mode & cpu_to_le16(0x3f)) != cpu_to_le16(0x3f)) |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 5780 | return 0; |
| 5781 | |
| 5782 | if (!(cap_rid->hardCap & cpu_to_le16(8))) |
| 5783 | return 0; |
| 5784 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5785 | sq = le16_to_cpu(status_rid->signalQuality); |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 5786 | if (memcmp(cap_rid->prodName, "350", 3)) |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5787 | if (sq > 0x20) |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 5788 | quality = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5789 | else |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5790 | quality = 0x20 - sq; |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 5791 | else |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5792 | if (sq > 0xb0) |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 5793 | quality = 0; |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5794 | else if (sq < 0x10) |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 5795 | quality = 0xa0; |
| 5796 | else |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5797 | quality = 0xb0 - sq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5798 | return quality; |
| 5799 | } |
| 5800 | |
| 5801 | #define airo_get_max_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x20 : 0xa0) |
| 5802 | #define airo_get_avg_quality(cap_rid) (memcmp((cap_rid)->prodName, "350", 3) ? 0x10 : 0x50); |
| 5803 | |
| 5804 | /*------------------------------------------------------------------*/ |
| 5805 | /* |
| 5806 | * Wireless Handler : get protocol name |
| 5807 | */ |
| 5808 | static int airo_get_name(struct net_device *dev, |
| 5809 | struct iw_request_info *info, |
| 5810 | char *cwrq, |
| 5811 | char *extra) |
| 5812 | { |
| 5813 | strcpy(cwrq, "IEEE 802.11-DS"); |
| 5814 | return 0; |
| 5815 | } |
| 5816 | |
| 5817 | /*------------------------------------------------------------------*/ |
| 5818 | /* |
| 5819 | * Wireless Handler : set frequency |
| 5820 | */ |
| 5821 | static int airo_set_freq(struct net_device *dev, |
| 5822 | struct iw_request_info *info, |
| 5823 | struct iw_freq *fwrq, |
| 5824 | char *extra) |
| 5825 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5826 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5827 | int rc = -EINPROGRESS; /* Call commit handler */ |
| 5828 | |
| 5829 | /* If setting by frequency, convert to a channel */ |
David Kilroy | 9ee677c | 2008-12-23 14:03:38 +0000 | [diff] [blame] | 5830 | if(fwrq->e == 1) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5831 | int f = fwrq->m / 100000; |
David Kilroy | 9ee677c | 2008-12-23 14:03:38 +0000 | [diff] [blame] | 5832 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5833 | /* Hack to fall through... */ |
| 5834 | fwrq->e = 0; |
David Kilroy | 9ee677c | 2008-12-23 14:03:38 +0000 | [diff] [blame] | 5835 | fwrq->m = ieee80211_freq_to_dsss_chan(f); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5836 | } |
| 5837 | /* Setting by channel number */ |
| 5838 | if((fwrq->m > 1000) || (fwrq->e > 0)) |
| 5839 | rc = -EOPNOTSUPP; |
| 5840 | else { |
| 5841 | int channel = fwrq->m; |
| 5842 | /* We should do a better check than that, |
| 5843 | * based on the card capability !!! */ |
Javier Achirica | 2610c73 | 2006-01-17 08:01:01 -0500 | [diff] [blame] | 5844 | if((channel < 1) || (channel > 14)) { |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 5845 | airo_print_dbg(dev->name, "New channel value of %d is invalid!", |
| 5846 | fwrq->m); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5847 | rc = -EINVAL; |
| 5848 | } else { |
| 5849 | readConfigRid(local, 1); |
| 5850 | /* Yes ! We can set it !!! */ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5851 | local->config.channelSet = cpu_to_le16(channel); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5852 | set_bit (FLAG_COMMIT, &local->flags); |
| 5853 | } |
| 5854 | } |
| 5855 | return rc; |
| 5856 | } |
| 5857 | |
| 5858 | /*------------------------------------------------------------------*/ |
| 5859 | /* |
| 5860 | * Wireless Handler : get frequency |
| 5861 | */ |
| 5862 | static int airo_get_freq(struct net_device *dev, |
| 5863 | struct iw_request_info *info, |
| 5864 | struct iw_freq *fwrq, |
| 5865 | char *extra) |
| 5866 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5867 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5868 | StatusRid status_rid; /* Card status info */ |
Javier Achirica | 2610c73 | 2006-01-17 08:01:01 -0500 | [diff] [blame] | 5869 | int ch; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5870 | |
| 5871 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 5872 | if ((local->config.opmode & MODE_CFG_MASK) == MODE_STA_ESS) |
| 5873 | status_rid.channel = local->config.channelSet; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5874 | else |
| 5875 | readStatusRid(local, &status_rid, 1); |
| 5876 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5877 | ch = le16_to_cpu(status_rid.channel); |
Javier Achirica | 2610c73 | 2006-01-17 08:01:01 -0500 | [diff] [blame] | 5878 | if((ch > 0) && (ch < 15)) { |
David Kilroy | 9ee677c | 2008-12-23 14:03:38 +0000 | [diff] [blame] | 5879 | fwrq->m = ieee80211_dsss_chan_to_freq(ch) * 100000; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5880 | fwrq->e = 1; |
Javier Achirica | 2610c73 | 2006-01-17 08:01:01 -0500 | [diff] [blame] | 5881 | } else { |
| 5882 | fwrq->m = ch; |
| 5883 | fwrq->e = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5884 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5885 | |
| 5886 | return 0; |
| 5887 | } |
| 5888 | |
| 5889 | /*------------------------------------------------------------------*/ |
| 5890 | /* |
| 5891 | * Wireless Handler : set ESSID |
| 5892 | */ |
| 5893 | static int airo_set_essid(struct net_device *dev, |
| 5894 | struct iw_request_info *info, |
| 5895 | struct iw_point *dwrq, |
| 5896 | char *extra) |
| 5897 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5898 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5899 | SsidRid SSID_rid; /* SSIDs */ |
| 5900 | |
| 5901 | /* Reload the list of current SSID */ |
| 5902 | readSsidRid(local, &SSID_rid); |
| 5903 | |
| 5904 | /* Check if we asked for `any' */ |
| 5905 | if(dwrq->flags == 0) { |
| 5906 | /* Just send an empty SSID list */ |
| 5907 | memset(&SSID_rid, 0, sizeof(SSID_rid)); |
| 5908 | } else { |
| 5909 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
| 5910 | |
| 5911 | /* Check the size of the string */ |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 5912 | if(dwrq->length > IW_ESSID_MAX_SIZE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5913 | return -E2BIG ; |
| 5914 | } |
| 5915 | /* Check if index is valid */ |
| 5916 | if((index < 0) || (index >= 4)) { |
| 5917 | return -EINVAL; |
| 5918 | } |
| 5919 | |
| 5920 | /* Set the SSID */ |
| 5921 | memset(SSID_rid.ssids[index].ssid, 0, |
| 5922 | sizeof(SSID_rid.ssids[index].ssid)); |
| 5923 | memcpy(SSID_rid.ssids[index].ssid, extra, dwrq->length); |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5924 | SSID_rid.ssids[index].len = cpu_to_le16(dwrq->length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5925 | } |
Al Viro | 0dd2212 | 2007-12-17 16:11:57 -0500 | [diff] [blame] | 5926 | SSID_rid.len = cpu_to_le16(sizeof(SSID_rid)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5927 | /* Write it to the card */ |
| 5928 | disable_MAC(local, 1); |
| 5929 | writeSsidRid(local, &SSID_rid, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5930 | enable_MAC(local, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5931 | |
| 5932 | return 0; |
| 5933 | } |
| 5934 | |
| 5935 | /*------------------------------------------------------------------*/ |
| 5936 | /* |
| 5937 | * Wireless Handler : get ESSID |
| 5938 | */ |
| 5939 | static int airo_get_essid(struct net_device *dev, |
| 5940 | struct iw_request_info *info, |
| 5941 | struct iw_point *dwrq, |
| 5942 | char *extra) |
| 5943 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5944 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5945 | StatusRid status_rid; /* Card status info */ |
| 5946 | |
| 5947 | readStatusRid(local, &status_rid, 1); |
| 5948 | |
| 5949 | /* Note : if dwrq->flags != 0, we should |
| 5950 | * get the relevant SSID from the SSID list... */ |
| 5951 | |
| 5952 | /* Get the current SSID */ |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5953 | memcpy(extra, status_rid.SSID, le16_to_cpu(status_rid.SSIDlen)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5954 | /* If none, we may want to get the one that was set */ |
| 5955 | |
| 5956 | /* Push it out ! */ |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 5957 | dwrq->length = le16_to_cpu(status_rid.SSIDlen); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5958 | dwrq->flags = 1; /* active */ |
| 5959 | |
| 5960 | return 0; |
| 5961 | } |
| 5962 | |
| 5963 | /*------------------------------------------------------------------*/ |
| 5964 | /* |
| 5965 | * Wireless Handler : set AP address |
| 5966 | */ |
| 5967 | static int airo_set_wap(struct net_device *dev, |
| 5968 | struct iw_request_info *info, |
| 5969 | struct sockaddr *awrq, |
| 5970 | char *extra) |
| 5971 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 5972 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5973 | Cmd cmd; |
| 5974 | Resp rsp; |
| 5975 | APListRid APList_rid; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 5976 | static const u8 any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; |
| 5977 | static const u8 off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5978 | |
| 5979 | if (awrq->sa_family != ARPHRD_ETHER) |
| 5980 | return -EINVAL; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 5981 | else if (!memcmp(any, awrq->sa_data, ETH_ALEN) || |
| 5982 | !memcmp(off, awrq->sa_data, ETH_ALEN)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5983 | memset(&cmd, 0, sizeof(cmd)); |
| 5984 | cmd.cmd=CMD_LOSE_SYNC; |
| 5985 | if (down_interruptible(&local->sem)) |
| 5986 | return -ERESTARTSYS; |
| 5987 | issuecommand(local, &cmd, &rsp); |
| 5988 | up(&local->sem); |
| 5989 | } else { |
| 5990 | memset(&APList_rid, 0, sizeof(APList_rid)); |
Al Viro | a749716 | 2007-12-20 17:49:41 -0500 | [diff] [blame] | 5991 | APList_rid.len = cpu_to_le16(sizeof(APList_rid)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5992 | memcpy(APList_rid.ap[0], awrq->sa_data, ETH_ALEN); |
| 5993 | disable_MAC(local, 1); |
| 5994 | writeAPListRid(local, &APList_rid, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 5995 | enable_MAC(local, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5996 | } |
| 5997 | return 0; |
| 5998 | } |
| 5999 | |
| 6000 | /*------------------------------------------------------------------*/ |
| 6001 | /* |
| 6002 | * Wireless Handler : get AP address |
| 6003 | */ |
| 6004 | static int airo_get_wap(struct net_device *dev, |
| 6005 | struct iw_request_info *info, |
| 6006 | struct sockaddr *awrq, |
| 6007 | char *extra) |
| 6008 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6009 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6010 | StatusRid status_rid; /* Card status info */ |
| 6011 | |
| 6012 | readStatusRid(local, &status_rid, 1); |
| 6013 | |
| 6014 | /* Tentative. This seems to work, wow, I'm lucky !!! */ |
| 6015 | memcpy(awrq->sa_data, status_rid.bssid[0], ETH_ALEN); |
| 6016 | awrq->sa_family = ARPHRD_ETHER; |
| 6017 | |
| 6018 | return 0; |
| 6019 | } |
| 6020 | |
| 6021 | /*------------------------------------------------------------------*/ |
| 6022 | /* |
| 6023 | * Wireless Handler : set Nickname |
| 6024 | */ |
| 6025 | static int airo_set_nick(struct net_device *dev, |
| 6026 | struct iw_request_info *info, |
| 6027 | struct iw_point *dwrq, |
| 6028 | char *extra) |
| 6029 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6030 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6031 | |
| 6032 | /* Check the size of the string */ |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 6033 | if(dwrq->length > 16) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6034 | return -E2BIG; |
| 6035 | } |
| 6036 | readConfigRid(local, 1); |
| 6037 | memset(local->config.nodeName, 0, sizeof(local->config.nodeName)); |
| 6038 | memcpy(local->config.nodeName, extra, dwrq->length); |
| 6039 | set_bit (FLAG_COMMIT, &local->flags); |
| 6040 | |
| 6041 | return -EINPROGRESS; /* Call commit handler */ |
| 6042 | } |
| 6043 | |
| 6044 | /*------------------------------------------------------------------*/ |
| 6045 | /* |
| 6046 | * Wireless Handler : get Nickname |
| 6047 | */ |
| 6048 | static int airo_get_nick(struct net_device *dev, |
| 6049 | struct iw_request_info *info, |
| 6050 | struct iw_point *dwrq, |
| 6051 | char *extra) |
| 6052 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6053 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6054 | |
| 6055 | readConfigRid(local, 1); |
| 6056 | strncpy(extra, local->config.nodeName, 16); |
| 6057 | extra[16] = '\0'; |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 6058 | dwrq->length = strlen(extra); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6059 | |
| 6060 | return 0; |
| 6061 | } |
| 6062 | |
| 6063 | /*------------------------------------------------------------------*/ |
| 6064 | /* |
| 6065 | * Wireless Handler : set Bit-Rate |
| 6066 | */ |
| 6067 | static int airo_set_rate(struct net_device *dev, |
| 6068 | struct iw_request_info *info, |
| 6069 | struct iw_param *vwrq, |
| 6070 | char *extra) |
| 6071 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6072 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6073 | CapabilityRid cap_rid; /* Card capability info */ |
| 6074 | u8 brate = 0; |
| 6075 | int i; |
| 6076 | |
| 6077 | /* First : get a valid bit rate value */ |
| 6078 | readCapabilityRid(local, &cap_rid, 1); |
| 6079 | |
| 6080 | /* Which type of value ? */ |
| 6081 | if((vwrq->value < 8) && (vwrq->value >= 0)) { |
| 6082 | /* Setting by rate index */ |
| 6083 | /* Find value in the magic rate table */ |
| 6084 | brate = cap_rid.supportedRates[vwrq->value]; |
| 6085 | } else { |
| 6086 | /* Setting by frequency value */ |
| 6087 | u8 normvalue = (u8) (vwrq->value/500000); |
| 6088 | |
| 6089 | /* Check if rate is valid */ |
| 6090 | for(i = 0 ; i < 8 ; i++) { |
| 6091 | if(normvalue == cap_rid.supportedRates[i]) { |
| 6092 | brate = normvalue; |
| 6093 | break; |
| 6094 | } |
| 6095 | } |
| 6096 | } |
| 6097 | /* -1 designed the max rate (mostly auto mode) */ |
| 6098 | if(vwrq->value == -1) { |
| 6099 | /* Get the highest available rate */ |
| 6100 | for(i = 0 ; i < 8 ; i++) { |
| 6101 | if(cap_rid.supportedRates[i] == 0) |
| 6102 | break; |
| 6103 | } |
| 6104 | if(i != 0) |
| 6105 | brate = cap_rid.supportedRates[i - 1]; |
| 6106 | } |
| 6107 | /* Check that it is valid */ |
| 6108 | if(brate == 0) { |
| 6109 | return -EINVAL; |
| 6110 | } |
| 6111 | |
| 6112 | readConfigRid(local, 1); |
| 6113 | /* Now, check if we want a fixed or auto value */ |
| 6114 | if(vwrq->fixed == 0) { |
| 6115 | /* Fill all the rates up to this max rate */ |
| 6116 | memset(local->config.rates, 0, 8); |
| 6117 | for(i = 0 ; i < 8 ; i++) { |
| 6118 | local->config.rates[i] = cap_rid.supportedRates[i]; |
| 6119 | if(local->config.rates[i] == brate) |
| 6120 | break; |
| 6121 | } |
| 6122 | } else { |
| 6123 | /* Fixed mode */ |
| 6124 | /* One rate, fixed */ |
| 6125 | memset(local->config.rates, 0, 8); |
| 6126 | local->config.rates[0] = brate; |
| 6127 | } |
| 6128 | set_bit (FLAG_COMMIT, &local->flags); |
| 6129 | |
| 6130 | return -EINPROGRESS; /* Call commit handler */ |
| 6131 | } |
| 6132 | |
| 6133 | /*------------------------------------------------------------------*/ |
| 6134 | /* |
| 6135 | * Wireless Handler : get Bit-Rate |
| 6136 | */ |
| 6137 | static int airo_get_rate(struct net_device *dev, |
| 6138 | struct iw_request_info *info, |
| 6139 | struct iw_param *vwrq, |
| 6140 | char *extra) |
| 6141 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6142 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6143 | StatusRid status_rid; /* Card status info */ |
| 6144 | |
| 6145 | readStatusRid(local, &status_rid, 1); |
| 6146 | |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 6147 | vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6148 | /* If more than one rate, set auto */ |
| 6149 | readConfigRid(local, 1); |
| 6150 | vwrq->fixed = (local->config.rates[1] == 0); |
| 6151 | |
| 6152 | return 0; |
| 6153 | } |
| 6154 | |
| 6155 | /*------------------------------------------------------------------*/ |
| 6156 | /* |
| 6157 | * Wireless Handler : set RTS threshold |
| 6158 | */ |
| 6159 | static int airo_set_rts(struct net_device *dev, |
| 6160 | struct iw_request_info *info, |
| 6161 | struct iw_param *vwrq, |
| 6162 | char *extra) |
| 6163 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6164 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6165 | int rthr = vwrq->value; |
| 6166 | |
| 6167 | if(vwrq->disabled) |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 6168 | rthr = AIRO_DEF_MTU; |
| 6169 | if((rthr < 0) || (rthr > AIRO_DEF_MTU)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6170 | return -EINVAL; |
| 6171 | } |
| 6172 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6173 | local->config.rtsThres = cpu_to_le16(rthr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6174 | set_bit (FLAG_COMMIT, &local->flags); |
| 6175 | |
| 6176 | return -EINPROGRESS; /* Call commit handler */ |
| 6177 | } |
| 6178 | |
| 6179 | /*------------------------------------------------------------------*/ |
| 6180 | /* |
| 6181 | * Wireless Handler : get RTS threshold |
| 6182 | */ |
| 6183 | static int airo_get_rts(struct net_device *dev, |
| 6184 | struct iw_request_info *info, |
| 6185 | struct iw_param *vwrq, |
| 6186 | char *extra) |
| 6187 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6188 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6189 | |
| 6190 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6191 | vwrq->value = le16_to_cpu(local->config.rtsThres); |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 6192 | vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6193 | vwrq->fixed = 1; |
| 6194 | |
| 6195 | return 0; |
| 6196 | } |
| 6197 | |
| 6198 | /*------------------------------------------------------------------*/ |
| 6199 | /* |
| 6200 | * Wireless Handler : set Fragmentation threshold |
| 6201 | */ |
| 6202 | static int airo_set_frag(struct net_device *dev, |
| 6203 | struct iw_request_info *info, |
| 6204 | struct iw_param *vwrq, |
| 6205 | char *extra) |
| 6206 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6207 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6208 | int fthr = vwrq->value; |
| 6209 | |
| 6210 | if(vwrq->disabled) |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 6211 | fthr = AIRO_DEF_MTU; |
| 6212 | if((fthr < 256) || (fthr > AIRO_DEF_MTU)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6213 | return -EINVAL; |
| 6214 | } |
| 6215 | fthr &= ~0x1; /* Get an even value - is it really needed ??? */ |
| 6216 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6217 | local->config.fragThresh = cpu_to_le16(fthr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6218 | set_bit (FLAG_COMMIT, &local->flags); |
| 6219 | |
| 6220 | return -EINPROGRESS; /* Call commit handler */ |
| 6221 | } |
| 6222 | |
| 6223 | /*------------------------------------------------------------------*/ |
| 6224 | /* |
| 6225 | * Wireless Handler : get Fragmentation threshold |
| 6226 | */ |
| 6227 | static int airo_get_frag(struct net_device *dev, |
| 6228 | struct iw_request_info *info, |
| 6229 | struct iw_param *vwrq, |
| 6230 | char *extra) |
| 6231 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6232 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6233 | |
| 6234 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6235 | vwrq->value = le16_to_cpu(local->config.fragThresh); |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 6236 | vwrq->disabled = (vwrq->value >= AIRO_DEF_MTU); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6237 | vwrq->fixed = 1; |
| 6238 | |
| 6239 | return 0; |
| 6240 | } |
| 6241 | |
| 6242 | /*------------------------------------------------------------------*/ |
| 6243 | /* |
| 6244 | * Wireless Handler : set Mode of Operation |
| 6245 | */ |
| 6246 | static int airo_set_mode(struct net_device *dev, |
| 6247 | struct iw_request_info *info, |
| 6248 | __u32 *uwrq, |
| 6249 | char *extra) |
| 6250 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6251 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6252 | int reset = 0; |
| 6253 | |
| 6254 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6255 | if (sniffing_mode(local)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6256 | reset = 1; |
| 6257 | |
| 6258 | switch(*uwrq) { |
| 6259 | case IW_MODE_ADHOC: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6260 | local->config.opmode &= ~MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6261 | local->config.opmode |= MODE_STA_IBSS; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6262 | local->config.rmode &= ~RXMODE_FULL_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6263 | local->config.scanMode = SCANMODE_ACTIVE; |
| 6264 | clear_bit (FLAG_802_11, &local->flags); |
| 6265 | break; |
| 6266 | case IW_MODE_INFRA: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6267 | local->config.opmode &= ~MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6268 | local->config.opmode |= MODE_STA_ESS; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6269 | local->config.rmode &= ~RXMODE_FULL_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6270 | local->config.scanMode = SCANMODE_ACTIVE; |
| 6271 | clear_bit (FLAG_802_11, &local->flags); |
| 6272 | break; |
| 6273 | case IW_MODE_MASTER: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6274 | local->config.opmode &= ~MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6275 | local->config.opmode |= MODE_AP; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6276 | local->config.rmode &= ~RXMODE_FULL_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6277 | local->config.scanMode = SCANMODE_ACTIVE; |
| 6278 | clear_bit (FLAG_802_11, &local->flags); |
| 6279 | break; |
| 6280 | case IW_MODE_REPEAT: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6281 | local->config.opmode &= ~MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6282 | local->config.opmode |= MODE_AP_RPTR; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6283 | local->config.rmode &= ~RXMODE_FULL_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6284 | local->config.scanMode = SCANMODE_ACTIVE; |
| 6285 | clear_bit (FLAG_802_11, &local->flags); |
| 6286 | break; |
| 6287 | case IW_MODE_MONITOR: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6288 | local->config.opmode &= ~MODE_CFG_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6289 | local->config.opmode |= MODE_STA_ESS; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6290 | local->config.rmode &= ~RXMODE_FULL_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6291 | local->config.rmode |= RXMODE_RFMON | RXMODE_DISABLE_802_3_HEADER; |
| 6292 | local->config.scanMode = SCANMODE_PASSIVE; |
| 6293 | set_bit (FLAG_802_11, &local->flags); |
| 6294 | break; |
| 6295 | default: |
| 6296 | return -EINVAL; |
| 6297 | } |
| 6298 | if (reset) |
| 6299 | set_bit (FLAG_RESET, &local->flags); |
| 6300 | set_bit (FLAG_COMMIT, &local->flags); |
| 6301 | |
| 6302 | return -EINPROGRESS; /* Call commit handler */ |
| 6303 | } |
| 6304 | |
| 6305 | /*------------------------------------------------------------------*/ |
| 6306 | /* |
| 6307 | * Wireless Handler : get Mode of Operation |
| 6308 | */ |
| 6309 | static int airo_get_mode(struct net_device *dev, |
| 6310 | struct iw_request_info *info, |
| 6311 | __u32 *uwrq, |
| 6312 | char *extra) |
| 6313 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6314 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6315 | |
| 6316 | readConfigRid(local, 1); |
| 6317 | /* If not managed, assume it's ad-hoc */ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6318 | switch (local->config.opmode & MODE_CFG_MASK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6319 | case MODE_STA_ESS: |
| 6320 | *uwrq = IW_MODE_INFRA; |
| 6321 | break; |
| 6322 | case MODE_AP: |
| 6323 | *uwrq = IW_MODE_MASTER; |
| 6324 | break; |
| 6325 | case MODE_AP_RPTR: |
| 6326 | *uwrq = IW_MODE_REPEAT; |
| 6327 | break; |
| 6328 | default: |
| 6329 | *uwrq = IW_MODE_ADHOC; |
| 6330 | } |
| 6331 | |
| 6332 | return 0; |
| 6333 | } |
| 6334 | |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6335 | static inline int valid_index(struct airo_info *ai, int index) |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 6336 | { |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6337 | return (index >= 0) && (index <= ai->max_wep_idx); |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 6338 | } |
| 6339 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6340 | /*------------------------------------------------------------------*/ |
| 6341 | /* |
| 6342 | * Wireless Handler : set Encryption Key |
| 6343 | */ |
| 6344 | static int airo_set_encode(struct net_device *dev, |
| 6345 | struct iw_request_info *info, |
| 6346 | struct iw_point *dwrq, |
| 6347 | char *extra) |
| 6348 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6349 | struct airo_info *local = dev->ml_priv; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6350 | int perm = (dwrq->flags & IW_ENCODE_TEMP ? 0 : 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6351 | __le16 currentAuthType = local->config.authType; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6352 | int rc = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6353 | |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6354 | if (!local->wep_capable) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6355 | return -EOPNOTSUPP; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6356 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6357 | readConfigRid(local, 1); |
| 6358 | |
| 6359 | /* Basic checking: do we have a key to set ? |
| 6360 | * Note : with the new API, it's impossible to get a NULL pointer. |
| 6361 | * Therefore, we need to check a key size == 0 instead. |
| 6362 | * New version of iwconfig properly set the IW_ENCODE_NOKEY flag |
| 6363 | * when no key is present (only change flags), but older versions |
| 6364 | * don't do it. - Jean II */ |
| 6365 | if (dwrq->length > 0) { |
| 6366 | wep_key_t key; |
| 6367 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6368 | int current_index; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6369 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6370 | /* Check the size of the key */ |
| 6371 | if (dwrq->length > MAX_KEY_SIZE) { |
| 6372 | return -EINVAL; |
| 6373 | } |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6374 | |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6375 | current_index = get_wep_tx_idx(local); |
| 6376 | if (current_index < 0) |
| 6377 | current_index = 0; |
| 6378 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6379 | /* Check the index (none -> use current) */ |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6380 | if (!valid_index(local, index)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6381 | index = current_index; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6382 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6383 | /* Set the length */ |
| 6384 | if (dwrq->length > MIN_KEY_SIZE) |
| 6385 | key.len = MAX_KEY_SIZE; |
| 6386 | else |
| 6387 | if (dwrq->length > 0) |
| 6388 | key.len = MIN_KEY_SIZE; |
| 6389 | else |
| 6390 | /* Disable the key */ |
| 6391 | key.len = 0; |
| 6392 | /* Check if the key is not marked as invalid */ |
| 6393 | if(!(dwrq->flags & IW_ENCODE_NOKEY)) { |
| 6394 | /* Cleanup */ |
| 6395 | memset(key.key, 0, MAX_KEY_SIZE); |
| 6396 | /* Copy the key in the driver */ |
| 6397 | memcpy(key.key, extra, dwrq->length); |
| 6398 | /* Send the key to the card */ |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6399 | rc = set_wep_key(local, index, key.key, key.len, perm, 1); |
| 6400 | if (rc < 0) { |
| 6401 | airo_print_err(local->dev->name, "failed to set" |
| 6402 | " WEP key at index %d: %d.", |
| 6403 | index, rc); |
| 6404 | return rc; |
| 6405 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6406 | } |
| 6407 | /* WE specify that if a valid key is set, encryption |
| 6408 | * should be enabled (user may turn it off later) |
| 6409 | * This is also how "iwconfig ethX key on" works */ |
| 6410 | if((index == current_index) && (key.len > 0) && |
| 6411 | (local->config.authType == AUTH_OPEN)) { |
| 6412 | local->config.authType = AUTH_ENCRYPT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6413 | } |
| 6414 | } else { |
| 6415 | /* Do we want to just set the transmit key index ? */ |
| 6416 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6417 | if (valid_index(local, index)) { |
| 6418 | rc = set_wep_tx_idx(local, index, perm, 1); |
| 6419 | if (rc < 0) { |
| 6420 | airo_print_err(local->dev->name, "failed to set" |
| 6421 | " WEP transmit index to %d: %d.", |
| 6422 | index, rc); |
| 6423 | return rc; |
| 6424 | } |
| 6425 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6426 | /* Don't complain if only change the mode */ |
Jeff Garzik | 93a3b60 | 2007-11-23 21:50:20 -0500 | [diff] [blame] | 6427 | if (!(dwrq->flags & IW_ENCODE_MODE)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6428 | return -EINVAL; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6429 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6430 | } |
| 6431 | /* Read the flags */ |
| 6432 | if(dwrq->flags & IW_ENCODE_DISABLED) |
| 6433 | local->config.authType = AUTH_OPEN; // disable encryption |
| 6434 | if(dwrq->flags & IW_ENCODE_RESTRICTED) |
| 6435 | local->config.authType = AUTH_SHAREDKEY; // Only Both |
| 6436 | if(dwrq->flags & IW_ENCODE_OPEN) |
| 6437 | local->config.authType = AUTH_ENCRYPT; // Only Wep |
| 6438 | /* Commit the changes to flags if needed */ |
Dan Streetman | f89b232 | 2005-11-11 11:41:42 -0500 | [diff] [blame] | 6439 | if (local->config.authType != currentAuthType) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6440 | set_bit (FLAG_COMMIT, &local->flags); |
| 6441 | return -EINPROGRESS; /* Call commit handler */ |
| 6442 | } |
| 6443 | |
| 6444 | /*------------------------------------------------------------------*/ |
| 6445 | /* |
| 6446 | * Wireless Handler : get Encryption Key |
| 6447 | */ |
| 6448 | static int airo_get_encode(struct net_device *dev, |
| 6449 | struct iw_request_info *info, |
| 6450 | struct iw_point *dwrq, |
| 6451 | char *extra) |
| 6452 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6453 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6454 | int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6455 | u8 buf[16]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6456 | |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6457 | if (!local->wep_capable) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6458 | return -EOPNOTSUPP; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6459 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6460 | readConfigRid(local, 1); |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6461 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6462 | /* Check encryption mode */ |
| 6463 | switch(local->config.authType) { |
| 6464 | case AUTH_ENCRYPT: |
| 6465 | dwrq->flags = IW_ENCODE_OPEN; |
| 6466 | break; |
| 6467 | case AUTH_SHAREDKEY: |
| 6468 | dwrq->flags = IW_ENCODE_RESTRICTED; |
| 6469 | break; |
| 6470 | default: |
| 6471 | case AUTH_OPEN: |
| 6472 | dwrq->flags = IW_ENCODE_DISABLED; |
| 6473 | break; |
| 6474 | } |
| 6475 | /* We can't return the key, so set the proper flag and return zero */ |
| 6476 | dwrq->flags |= IW_ENCODE_NOKEY; |
| 6477 | memset(extra, 0, 16); |
| 6478 | |
| 6479 | /* Which key do we want ? -1 -> tx index */ |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6480 | if (!valid_index(local, index)) { |
| 6481 | index = get_wep_tx_idx(local); |
| 6482 | if (index < 0) |
| 6483 | index = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6484 | } |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6485 | dwrq->flags |= index + 1; |
| 6486 | |
| 6487 | /* Copy the key to the user buffer */ |
| 6488 | dwrq->length = get_wep_key(local, index, &buf[0], sizeof(buf)); |
| 6489 | memcpy(extra, buf, dwrq->length); |
| 6490 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6491 | return 0; |
| 6492 | } |
| 6493 | |
| 6494 | /*------------------------------------------------------------------*/ |
| 6495 | /* |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6496 | * Wireless Handler : set extended Encryption parameters |
| 6497 | */ |
| 6498 | static int airo_set_encodeext(struct net_device *dev, |
| 6499 | struct iw_request_info *info, |
| 6500 | union iwreq_data *wrqu, |
| 6501 | char *extra) |
| 6502 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6503 | struct airo_info *local = dev->ml_priv; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6504 | struct iw_point *encoding = &wrqu->encoding; |
| 6505 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6506 | int perm = ( encoding->flags & IW_ENCODE_TEMP ? 0 : 1 ); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6507 | __le16 currentAuthType = local->config.authType; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6508 | int idx, key_len, alg = ext->alg, set_key = 1, rc; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6509 | wep_key_t key; |
| 6510 | |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6511 | if (!local->wep_capable) |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6512 | return -EOPNOTSUPP; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6513 | |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6514 | readConfigRid(local, 1); |
| 6515 | |
| 6516 | /* Determine and validate the key index */ |
| 6517 | idx = encoding->flags & IW_ENCODE_INDEX; |
| 6518 | if (idx) { |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6519 | if (!valid_index(local, idx - 1)) |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6520 | return -EINVAL; |
| 6521 | idx--; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6522 | } else { |
| 6523 | idx = get_wep_tx_idx(local); |
| 6524 | if (idx < 0) |
| 6525 | idx = 0; |
| 6526 | } |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6527 | |
| 6528 | if (encoding->flags & IW_ENCODE_DISABLED) |
| 6529 | alg = IW_ENCODE_ALG_NONE; |
| 6530 | |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6531 | if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { |
Dan Williams | 22d8846 | 2006-02-05 18:00:30 -0500 | [diff] [blame] | 6532 | /* Only set transmit key index here, actual |
| 6533 | * key is set below if needed. |
| 6534 | */ |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6535 | rc = set_wep_tx_idx(local, idx, perm, 1); |
| 6536 | if (rc < 0) { |
| 6537 | airo_print_err(local->dev->name, "failed to set " |
| 6538 | "WEP transmit index to %d: %d.", |
| 6539 | idx, rc); |
| 6540 | return rc; |
| 6541 | } |
Dan Williams | 22d8846 | 2006-02-05 18:00:30 -0500 | [diff] [blame] | 6542 | set_key = ext->key_len > 0 ? 1 : 0; |
| 6543 | } |
| 6544 | |
| 6545 | if (set_key) { |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6546 | /* Set the requested key first */ |
| 6547 | memset(key.key, 0, MAX_KEY_SIZE); |
| 6548 | switch (alg) { |
| 6549 | case IW_ENCODE_ALG_NONE: |
| 6550 | key.len = 0; |
| 6551 | break; |
| 6552 | case IW_ENCODE_ALG_WEP: |
| 6553 | if (ext->key_len > MIN_KEY_SIZE) { |
| 6554 | key.len = MAX_KEY_SIZE; |
| 6555 | } else if (ext->key_len > 0) { |
| 6556 | key.len = MIN_KEY_SIZE; |
| 6557 | } else { |
| 6558 | return -EINVAL; |
| 6559 | } |
| 6560 | key_len = min (ext->key_len, key.len); |
| 6561 | memcpy(key.key, ext->key, key_len); |
| 6562 | break; |
| 6563 | default: |
| 6564 | return -EINVAL; |
| 6565 | } |
| 6566 | /* Send the key to the card */ |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6567 | rc = set_wep_key(local, idx, key.key, key.len, perm, 1); |
| 6568 | if (rc < 0) { |
| 6569 | airo_print_err(local->dev->name, "failed to set WEP key" |
| 6570 | " at index %d: %d.", idx, rc); |
| 6571 | return rc; |
| 6572 | } |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6573 | } |
| 6574 | |
| 6575 | /* Read the flags */ |
| 6576 | if(encoding->flags & IW_ENCODE_DISABLED) |
| 6577 | local->config.authType = AUTH_OPEN; // disable encryption |
| 6578 | if(encoding->flags & IW_ENCODE_RESTRICTED) |
| 6579 | local->config.authType = AUTH_SHAREDKEY; // Only Both |
| 6580 | if(encoding->flags & IW_ENCODE_OPEN) |
| 6581 | local->config.authType = AUTH_ENCRYPT; // Only Wep |
| 6582 | /* Commit the changes to flags if needed */ |
| 6583 | if (local->config.authType != currentAuthType) |
| 6584 | set_bit (FLAG_COMMIT, &local->flags); |
| 6585 | |
| 6586 | return -EINPROGRESS; |
| 6587 | } |
| 6588 | |
| 6589 | |
| 6590 | /*------------------------------------------------------------------*/ |
| 6591 | /* |
| 6592 | * Wireless Handler : get extended Encryption parameters |
| 6593 | */ |
| 6594 | static int airo_get_encodeext(struct net_device *dev, |
| 6595 | struct iw_request_info *info, |
| 6596 | union iwreq_data *wrqu, |
| 6597 | char *extra) |
| 6598 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6599 | struct airo_info *local = dev->ml_priv; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6600 | struct iw_point *encoding = &wrqu->encoding; |
| 6601 | struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6602 | int idx, max_key_len; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6603 | u8 buf[16]; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6604 | |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6605 | if (!local->wep_capable) |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6606 | return -EOPNOTSUPP; |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6607 | |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6608 | readConfigRid(local, 1); |
| 6609 | |
| 6610 | max_key_len = encoding->length - sizeof(*ext); |
| 6611 | if (max_key_len < 0) |
| 6612 | return -EINVAL; |
| 6613 | |
| 6614 | idx = encoding->flags & IW_ENCODE_INDEX; |
| 6615 | if (idx) { |
Dan Williams | 138c0c6 | 2009-01-24 09:11:35 -0500 | [diff] [blame] | 6616 | if (!valid_index(local, idx - 1)) |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6617 | return -EINVAL; |
| 6618 | idx--; |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6619 | } else { |
| 6620 | idx = get_wep_tx_idx(local); |
| 6621 | if (idx < 0) |
| 6622 | idx = 0; |
| 6623 | } |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6624 | |
| 6625 | encoding->flags = idx + 1; |
| 6626 | memset(ext, 0, sizeof(*ext)); |
| 6627 | |
| 6628 | /* Check encryption mode */ |
| 6629 | switch(local->config.authType) { |
| 6630 | case AUTH_ENCRYPT: |
| 6631 | encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED; |
| 6632 | break; |
| 6633 | case AUTH_SHAREDKEY: |
| 6634 | encoding->flags = IW_ENCODE_ALG_WEP | IW_ENCODE_ENABLED; |
| 6635 | break; |
| 6636 | default: |
| 6637 | case AUTH_OPEN: |
| 6638 | encoding->flags = IW_ENCODE_ALG_NONE | IW_ENCODE_DISABLED; |
| 6639 | break; |
| 6640 | } |
| 6641 | /* We can't return the key, so set the proper flag and return zero */ |
| 6642 | encoding->flags |= IW_ENCODE_NOKEY; |
| 6643 | memset(extra, 0, 16); |
| 6644 | |
| 6645 | /* Copy the key to the user buffer */ |
Dan Williams | c038069 | 2009-01-24 09:12:15 -0500 | [diff] [blame] | 6646 | ext->key_len = get_wep_key(local, idx, &buf[0], sizeof(buf)); |
| 6647 | memcpy(extra, buf, ext->key_len); |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6648 | |
| 6649 | return 0; |
| 6650 | } |
| 6651 | |
| 6652 | |
| 6653 | /*------------------------------------------------------------------*/ |
| 6654 | /* |
| 6655 | * Wireless Handler : set extended authentication parameters |
| 6656 | */ |
| 6657 | static int airo_set_auth(struct net_device *dev, |
| 6658 | struct iw_request_info *info, |
| 6659 | union iwreq_data *wrqu, char *extra) |
| 6660 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6661 | struct airo_info *local = dev->ml_priv; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6662 | struct iw_param *param = &wrqu->param; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6663 | __le16 currentAuthType = local->config.authType; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6664 | |
| 6665 | switch (param->flags & IW_AUTH_INDEX) { |
| 6666 | case IW_AUTH_WPA_VERSION: |
| 6667 | case IW_AUTH_CIPHER_PAIRWISE: |
| 6668 | case IW_AUTH_CIPHER_GROUP: |
| 6669 | case IW_AUTH_KEY_MGMT: |
| 6670 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: |
| 6671 | case IW_AUTH_PRIVACY_INVOKED: |
| 6672 | /* |
| 6673 | * airo does not use these parameters |
| 6674 | */ |
| 6675 | break; |
| 6676 | |
| 6677 | case IW_AUTH_DROP_UNENCRYPTED: |
| 6678 | if (param->value) { |
| 6679 | /* Only change auth type if unencrypted */ |
| 6680 | if (currentAuthType == AUTH_OPEN) |
| 6681 | local->config.authType = AUTH_ENCRYPT; |
| 6682 | } else { |
| 6683 | local->config.authType = AUTH_OPEN; |
| 6684 | } |
| 6685 | |
| 6686 | /* Commit the changes to flags if needed */ |
| 6687 | if (local->config.authType != currentAuthType) |
| 6688 | set_bit (FLAG_COMMIT, &local->flags); |
| 6689 | break; |
| 6690 | |
| 6691 | case IW_AUTH_80211_AUTH_ALG: { |
| 6692 | /* FIXME: What about AUTH_OPEN? This API seems to |
| 6693 | * disallow setting our auth to AUTH_OPEN. |
| 6694 | */ |
| 6695 | if (param->value & IW_AUTH_ALG_SHARED_KEY) { |
| 6696 | local->config.authType = AUTH_SHAREDKEY; |
| 6697 | } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { |
| 6698 | local->config.authType = AUTH_ENCRYPT; |
| 6699 | } else |
| 6700 | return -EINVAL; |
| 6701 | break; |
| 6702 | |
| 6703 | /* Commit the changes to flags if needed */ |
| 6704 | if (local->config.authType != currentAuthType) |
| 6705 | set_bit (FLAG_COMMIT, &local->flags); |
| 6706 | } |
| 6707 | |
| 6708 | case IW_AUTH_WPA_ENABLED: |
| 6709 | /* Silently accept disable of WPA */ |
| 6710 | if (param->value > 0) |
| 6711 | return -EOPNOTSUPP; |
| 6712 | break; |
| 6713 | |
| 6714 | default: |
| 6715 | return -EOPNOTSUPP; |
| 6716 | } |
| 6717 | return -EINPROGRESS; |
| 6718 | } |
| 6719 | |
| 6720 | |
| 6721 | /*------------------------------------------------------------------*/ |
| 6722 | /* |
| 6723 | * Wireless Handler : get extended authentication parameters |
| 6724 | */ |
| 6725 | static int airo_get_auth(struct net_device *dev, |
| 6726 | struct iw_request_info *info, |
| 6727 | union iwreq_data *wrqu, char *extra) |
| 6728 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6729 | struct airo_info *local = dev->ml_priv; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6730 | struct iw_param *param = &wrqu->param; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6731 | __le16 currentAuthType = local->config.authType; |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 6732 | |
| 6733 | switch (param->flags & IW_AUTH_INDEX) { |
| 6734 | case IW_AUTH_DROP_UNENCRYPTED: |
| 6735 | switch (currentAuthType) { |
| 6736 | case AUTH_SHAREDKEY: |
| 6737 | case AUTH_ENCRYPT: |
| 6738 | param->value = 1; |
| 6739 | break; |
| 6740 | default: |
| 6741 | param->value = 0; |
| 6742 | break; |
| 6743 | } |
| 6744 | break; |
| 6745 | |
| 6746 | case IW_AUTH_80211_AUTH_ALG: |
| 6747 | switch (currentAuthType) { |
| 6748 | case AUTH_SHAREDKEY: |
| 6749 | param->value = IW_AUTH_ALG_SHARED_KEY; |
| 6750 | break; |
| 6751 | case AUTH_ENCRYPT: |
| 6752 | default: |
| 6753 | param->value = IW_AUTH_ALG_OPEN_SYSTEM; |
| 6754 | break; |
| 6755 | } |
| 6756 | break; |
| 6757 | |
| 6758 | case IW_AUTH_WPA_ENABLED: |
| 6759 | param->value = 0; |
| 6760 | break; |
| 6761 | |
| 6762 | default: |
| 6763 | return -EOPNOTSUPP; |
| 6764 | } |
| 6765 | return 0; |
| 6766 | } |
| 6767 | |
| 6768 | |
| 6769 | /*------------------------------------------------------------------*/ |
| 6770 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6771 | * Wireless Handler : set Tx-Power |
| 6772 | */ |
| 6773 | static int airo_set_txpow(struct net_device *dev, |
| 6774 | struct iw_request_info *info, |
| 6775 | struct iw_param *vwrq, |
| 6776 | char *extra) |
| 6777 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6778 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6779 | CapabilityRid cap_rid; /* Card capability info */ |
| 6780 | int i; |
| 6781 | int rc = -EINVAL; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6782 | __le16 v = cpu_to_le16(vwrq->value); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6783 | |
| 6784 | readCapabilityRid(local, &cap_rid, 1); |
| 6785 | |
| 6786 | if (vwrq->disabled) { |
| 6787 | set_bit (FLAG_RADIO_OFF, &local->flags); |
| 6788 | set_bit (FLAG_COMMIT, &local->flags); |
| 6789 | return -EINPROGRESS; /* Call commit handler */ |
| 6790 | } |
| 6791 | if (vwrq->flags != IW_TXPOW_MWATT) { |
| 6792 | return -EINVAL; |
| 6793 | } |
| 6794 | clear_bit (FLAG_RADIO_OFF, &local->flags); |
| 6795 | for (i = 0; cap_rid.txPowerLevels[i] && (i < 8); i++) |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6796 | if (v == cap_rid.txPowerLevels[i]) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6797 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6798 | local->config.txPower = v; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6799 | set_bit (FLAG_COMMIT, &local->flags); |
| 6800 | rc = -EINPROGRESS; /* Call commit handler */ |
| 6801 | break; |
| 6802 | } |
| 6803 | return rc; |
| 6804 | } |
| 6805 | |
| 6806 | /*------------------------------------------------------------------*/ |
| 6807 | /* |
| 6808 | * Wireless Handler : get Tx-Power |
| 6809 | */ |
| 6810 | static int airo_get_txpow(struct net_device *dev, |
| 6811 | struct iw_request_info *info, |
| 6812 | struct iw_param *vwrq, |
| 6813 | char *extra) |
| 6814 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6815 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6816 | |
| 6817 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6818 | vwrq->value = le16_to_cpu(local->config.txPower); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6819 | vwrq->fixed = 1; /* No power control */ |
| 6820 | vwrq->disabled = test_bit(FLAG_RADIO_OFF, &local->flags); |
| 6821 | vwrq->flags = IW_TXPOW_MWATT; |
| 6822 | |
| 6823 | return 0; |
| 6824 | } |
| 6825 | |
| 6826 | /*------------------------------------------------------------------*/ |
| 6827 | /* |
| 6828 | * Wireless Handler : set Retry limits |
| 6829 | */ |
| 6830 | static int airo_set_retry(struct net_device *dev, |
| 6831 | struct iw_request_info *info, |
| 6832 | struct iw_param *vwrq, |
| 6833 | char *extra) |
| 6834 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6835 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6836 | int rc = -EINVAL; |
| 6837 | |
| 6838 | if(vwrq->disabled) { |
| 6839 | return -EINVAL; |
| 6840 | } |
| 6841 | readConfigRid(local, 1); |
| 6842 | if(vwrq->flags & IW_RETRY_LIMIT) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6843 | __le16 v = cpu_to_le16(vwrq->value); |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 6844 | if(vwrq->flags & IW_RETRY_LONG) |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6845 | local->config.longRetryLimit = v; |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 6846 | else if (vwrq->flags & IW_RETRY_SHORT) |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6847 | local->config.shortRetryLimit = v; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6848 | else { |
| 6849 | /* No modifier : set both */ |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6850 | local->config.longRetryLimit = v; |
| 6851 | local->config.shortRetryLimit = v; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6852 | } |
| 6853 | set_bit (FLAG_COMMIT, &local->flags); |
| 6854 | rc = -EINPROGRESS; /* Call commit handler */ |
| 6855 | } |
| 6856 | if(vwrq->flags & IW_RETRY_LIFETIME) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6857 | local->config.txLifetime = cpu_to_le16(vwrq->value / 1024); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6858 | set_bit (FLAG_COMMIT, &local->flags); |
| 6859 | rc = -EINPROGRESS; /* Call commit handler */ |
| 6860 | } |
| 6861 | return rc; |
| 6862 | } |
| 6863 | |
| 6864 | /*------------------------------------------------------------------*/ |
| 6865 | /* |
| 6866 | * Wireless Handler : get Retry limits |
| 6867 | */ |
| 6868 | static int airo_get_retry(struct net_device *dev, |
| 6869 | struct iw_request_info *info, |
| 6870 | struct iw_param *vwrq, |
| 6871 | char *extra) |
| 6872 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6873 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6874 | |
| 6875 | vwrq->disabled = 0; /* Can't be disabled */ |
| 6876 | |
| 6877 | readConfigRid(local, 1); |
| 6878 | /* Note : by default, display the min retry number */ |
| 6879 | if((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { |
| 6880 | vwrq->flags = IW_RETRY_LIFETIME; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6881 | vwrq->value = le16_to_cpu(local->config.txLifetime) * 1024; |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 6882 | } else if((vwrq->flags & IW_RETRY_LONG)) { |
| 6883 | vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6884 | vwrq->value = le16_to_cpu(local->config.longRetryLimit); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6885 | } else { |
| 6886 | vwrq->flags = IW_RETRY_LIMIT; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 6887 | vwrq->value = le16_to_cpu(local->config.shortRetryLimit); |
| 6888 | if(local->config.shortRetryLimit != local->config.longRetryLimit) |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 6889 | vwrq->flags |= IW_RETRY_SHORT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6890 | } |
| 6891 | |
| 6892 | return 0; |
| 6893 | } |
| 6894 | |
| 6895 | /*------------------------------------------------------------------*/ |
| 6896 | /* |
| 6897 | * Wireless Handler : get range info |
| 6898 | */ |
| 6899 | static int airo_get_range(struct net_device *dev, |
| 6900 | struct iw_request_info *info, |
| 6901 | struct iw_point *dwrq, |
| 6902 | char *extra) |
| 6903 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 6904 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6905 | struct iw_range *range = (struct iw_range *) extra; |
| 6906 | CapabilityRid cap_rid; /* Card capability info */ |
| 6907 | int i; |
| 6908 | int k; |
| 6909 | |
| 6910 | readCapabilityRid(local, &cap_rid, 1); |
| 6911 | |
| 6912 | dwrq->length = sizeof(struct iw_range); |
| 6913 | memset(range, 0, sizeof(*range)); |
| 6914 | range->min_nwid = 0x0000; |
| 6915 | range->max_nwid = 0x0000; |
| 6916 | range->num_channels = 14; |
| 6917 | /* Should be based on cap_rid.country to give only |
| 6918 | * what the current card support */ |
| 6919 | k = 0; |
| 6920 | for(i = 0; i < 14; i++) { |
| 6921 | range->freq[k].i = i + 1; /* List index */ |
David Kilroy | 9ee677c | 2008-12-23 14:03:38 +0000 | [diff] [blame] | 6922 | range->freq[k].m = ieee80211_dsss_chan_to_freq(i + 1) * 100000; |
| 6923 | range->freq[k++].e = 1; /* Values in MHz -> * 10^5 * 10 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6924 | } |
| 6925 | range->num_frequency = k; |
| 6926 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6927 | range->sensitivity = 65535; |
| 6928 | |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 6929 | /* Hum... Should put the right values there */ |
| 6930 | if (local->rssi) |
| 6931 | range->max_qual.qual = 100; /* % */ |
| 6932 | else |
| 6933 | range->max_qual.qual = airo_get_max_quality(&cap_rid); |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 6934 | range->max_qual.level = 0x100 - 120; /* -120 dBm */ |
| 6935 | range->max_qual.noise = 0x100 - 120; /* -120 dBm */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 6936 | |
| 6937 | /* Experimental measurements - boundary 11/5.5 Mb/s */ |
| 6938 | /* Note : with or without the (local->rssi), results |
| 6939 | * are somewhat different. - Jean II */ |
| 6940 | if (local->rssi) { |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 6941 | range->avg_qual.qual = 50; /* % */ |
| 6942 | range->avg_qual.level = 0x100 - 70; /* -70 dBm */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 6943 | } else { |
| 6944 | range->avg_qual.qual = airo_get_avg_quality(&cap_rid); |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 6945 | range->avg_qual.level = 0x100 - 80; /* -80 dBm */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 6946 | } |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 6947 | range->avg_qual.noise = 0x100 - 85; /* -85 dBm */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 6948 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6949 | for(i = 0 ; i < 8 ; i++) { |
| 6950 | range->bitrate[i] = cap_rid.supportedRates[i] * 500000; |
| 6951 | if(range->bitrate[i] == 0) |
| 6952 | break; |
| 6953 | } |
| 6954 | range->num_bitrates = i; |
| 6955 | |
| 6956 | /* Set an indication of the max TCP throughput |
| 6957 | * in bit/s that we can expect using this interface. |
| 6958 | * May be use for QoS stuff... Jean II */ |
| 6959 | if(i > 2) |
| 6960 | range->throughput = 5000 * 1000; |
| 6961 | else |
| 6962 | range->throughput = 1500 * 1000; |
| 6963 | |
| 6964 | range->min_rts = 0; |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 6965 | range->max_rts = AIRO_DEF_MTU; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6966 | range->min_frag = 256; |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 6967 | range->max_frag = AIRO_DEF_MTU; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6968 | |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 6969 | if(cap_rid.softCap & cpu_to_le16(2)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6970 | // WEP: RC4 40 bits |
| 6971 | range->encoding_size[0] = 5; |
| 6972 | // RC4 ~128 bits |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 6973 | if (cap_rid.softCap & cpu_to_le16(0x100)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6974 | range->encoding_size[1] = 13; |
| 6975 | range->num_encoding_sizes = 2; |
| 6976 | } else |
| 6977 | range->num_encoding_sizes = 1; |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 6978 | range->max_encoding_tokens = |
| 6979 | cap_rid.softCap & cpu_to_le16(0x80) ? 4 : 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6980 | } else { |
| 6981 | range->num_encoding_sizes = 0; |
| 6982 | range->max_encoding_tokens = 0; |
| 6983 | } |
| 6984 | range->min_pmp = 0; |
| 6985 | range->max_pmp = 5000000; /* 5 secs */ |
| 6986 | range->min_pmt = 0; |
| 6987 | range->max_pmt = 65535 * 1024; /* ??? */ |
| 6988 | range->pmp_flags = IW_POWER_PERIOD; |
| 6989 | range->pmt_flags = IW_POWER_TIMEOUT; |
| 6990 | range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R; |
| 6991 | |
| 6992 | /* Transmit Power - values are in mW */ |
| 6993 | for(i = 0 ; i < 8 ; i++) { |
Al Viro | 56d81bd | 2007-12-20 17:18:35 -0500 | [diff] [blame] | 6994 | range->txpower[i] = le16_to_cpu(cap_rid.txPowerLevels[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6995 | if(range->txpower[i] == 0) |
| 6996 | break; |
| 6997 | } |
| 6998 | range->num_txpower = i; |
| 6999 | range->txpower_capa = IW_TXPOW_MWATT; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7000 | range->we_version_source = 19; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7001 | range->we_version_compiled = WIRELESS_EXT; |
| 7002 | range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; |
| 7003 | range->retry_flags = IW_RETRY_LIMIT; |
| 7004 | range->r_time_flags = IW_RETRY_LIFETIME; |
| 7005 | range->min_retry = 1; |
| 7006 | range->max_retry = 65535; |
| 7007 | range->min_r_time = 1024; |
| 7008 | range->max_r_time = 65535 * 1024; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7009 | |
| 7010 | /* Event capability (kernel + driver) */ |
| 7011 | range->event_capa[0] = (IW_EVENT_CAPA_K_0 | |
| 7012 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | |
| 7013 | IW_EVENT_CAPA_MASK(SIOCGIWAP) | |
| 7014 | IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); |
| 7015 | range->event_capa[1] = IW_EVENT_CAPA_K_1; |
| 7016 | range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVTXDROP); |
| 7017 | return 0; |
| 7018 | } |
| 7019 | |
| 7020 | /*------------------------------------------------------------------*/ |
| 7021 | /* |
| 7022 | * Wireless Handler : set Power Management |
| 7023 | */ |
| 7024 | static int airo_set_power(struct net_device *dev, |
| 7025 | struct iw_request_info *info, |
| 7026 | struct iw_param *vwrq, |
| 7027 | char *extra) |
| 7028 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7029 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7030 | |
| 7031 | readConfigRid(local, 1); |
| 7032 | if (vwrq->disabled) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7033 | if (sniffing_mode(local)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7034 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7035 | local->config.powerSaveMode = POWERSAVE_CAM; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7036 | local->config.rmode &= ~RXMODE_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7037 | local->config.rmode |= RXMODE_BC_MC_ADDR; |
| 7038 | set_bit (FLAG_COMMIT, &local->flags); |
| 7039 | return -EINPROGRESS; /* Call commit handler */ |
| 7040 | } |
| 7041 | if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7042 | local->config.fastListenDelay = cpu_to_le16((vwrq->value + 500) / 1024); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7043 | local->config.powerSaveMode = POWERSAVE_PSPCAM; |
| 7044 | set_bit (FLAG_COMMIT, &local->flags); |
| 7045 | } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7046 | local->config.fastListenInterval = |
| 7047 | local->config.listenInterval = |
| 7048 | cpu_to_le16((vwrq->value + 500) / 1024); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7049 | local->config.powerSaveMode = POWERSAVE_PSPCAM; |
| 7050 | set_bit (FLAG_COMMIT, &local->flags); |
| 7051 | } |
| 7052 | switch (vwrq->flags & IW_POWER_MODE) { |
| 7053 | case IW_POWER_UNICAST_R: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7054 | if (sniffing_mode(local)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7055 | return -EINVAL; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7056 | local->config.rmode &= ~RXMODE_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7057 | local->config.rmode |= RXMODE_ADDR; |
| 7058 | set_bit (FLAG_COMMIT, &local->flags); |
| 7059 | break; |
| 7060 | case IW_POWER_ALL_R: |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7061 | if (sniffing_mode(local)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7062 | return -EINVAL; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7063 | local->config.rmode &= ~RXMODE_MASK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7064 | local->config.rmode |= RXMODE_BC_MC_ADDR; |
| 7065 | set_bit (FLAG_COMMIT, &local->flags); |
| 7066 | case IW_POWER_ON: |
Jean Tourrilhes | 7f8544c | 2006-08-29 17:58:11 -0700 | [diff] [blame] | 7067 | /* This is broken, fixme ;-) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7068 | break; |
| 7069 | default: |
| 7070 | return -EINVAL; |
| 7071 | } |
| 7072 | // Note : we may want to factor local->need_commit here |
| 7073 | // Note2 : may also want to factor RXMODE_RFMON test |
| 7074 | return -EINPROGRESS; /* Call commit handler */ |
| 7075 | } |
| 7076 | |
| 7077 | /*------------------------------------------------------------------*/ |
| 7078 | /* |
| 7079 | * Wireless Handler : get Power Management |
| 7080 | */ |
| 7081 | static int airo_get_power(struct net_device *dev, |
| 7082 | struct iw_request_info *info, |
| 7083 | struct iw_param *vwrq, |
| 7084 | char *extra) |
| 7085 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7086 | struct airo_info *local = dev->ml_priv; |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7087 | __le16 mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7088 | |
| 7089 | readConfigRid(local, 1); |
| 7090 | mode = local->config.powerSaveMode; |
| 7091 | if ((vwrq->disabled = (mode == POWERSAVE_CAM))) |
| 7092 | return 0; |
| 7093 | if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7094 | vwrq->value = le16_to_cpu(local->config.fastListenDelay) * 1024; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7095 | vwrq->flags = IW_POWER_TIMEOUT; |
| 7096 | } else { |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7097 | vwrq->value = le16_to_cpu(local->config.fastListenInterval) * 1024; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7098 | vwrq->flags = IW_POWER_PERIOD; |
| 7099 | } |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7100 | if ((local->config.rmode & RXMODE_MASK) == RXMODE_ADDR) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7101 | vwrq->flags |= IW_POWER_UNICAST_R; |
| 7102 | else |
| 7103 | vwrq->flags |= IW_POWER_ALL_R; |
| 7104 | |
| 7105 | return 0; |
| 7106 | } |
| 7107 | |
| 7108 | /*------------------------------------------------------------------*/ |
| 7109 | /* |
| 7110 | * Wireless Handler : set Sensitivity |
| 7111 | */ |
| 7112 | static int airo_set_sens(struct net_device *dev, |
| 7113 | struct iw_request_info *info, |
| 7114 | struct iw_param *vwrq, |
| 7115 | char *extra) |
| 7116 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7117 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7118 | |
| 7119 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7120 | local->config.rssiThreshold = |
| 7121 | cpu_to_le16(vwrq->disabled ? RSSI_DEFAULT : vwrq->value); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7122 | set_bit (FLAG_COMMIT, &local->flags); |
| 7123 | |
| 7124 | return -EINPROGRESS; /* Call commit handler */ |
| 7125 | } |
| 7126 | |
| 7127 | /*------------------------------------------------------------------*/ |
| 7128 | /* |
| 7129 | * Wireless Handler : get Sensitivity |
| 7130 | */ |
| 7131 | static int airo_get_sens(struct net_device *dev, |
| 7132 | struct iw_request_info *info, |
| 7133 | struct iw_param *vwrq, |
| 7134 | char *extra) |
| 7135 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7136 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7137 | |
| 7138 | readConfigRid(local, 1); |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7139 | vwrq->value = le16_to_cpu(local->config.rssiThreshold); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7140 | vwrq->disabled = (vwrq->value == 0); |
| 7141 | vwrq->fixed = 1; |
| 7142 | |
| 7143 | return 0; |
| 7144 | } |
| 7145 | |
| 7146 | /*------------------------------------------------------------------*/ |
| 7147 | /* |
| 7148 | * Wireless Handler : get AP List |
| 7149 | * Note : this is deprecated in favor of IWSCAN |
| 7150 | */ |
| 7151 | static int airo_get_aplist(struct net_device *dev, |
| 7152 | struct iw_request_info *info, |
| 7153 | struct iw_point *dwrq, |
| 7154 | char *extra) |
| 7155 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7156 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7157 | struct sockaddr *address = (struct sockaddr *) extra; |
| 7158 | struct iw_quality qual[IW_MAX_AP]; |
| 7159 | BSSListRid BSSList; |
| 7160 | int i; |
| 7161 | int loseSync = capable(CAP_NET_ADMIN) ? 1: -1; |
| 7162 | |
| 7163 | for (i = 0; i < IW_MAX_AP; i++) { |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7164 | u16 dBm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7165 | if (readBSSListRid(local, loseSync, &BSSList)) |
| 7166 | break; |
| 7167 | loseSync = 0; |
| 7168 | memcpy(address[i].sa_data, BSSList.bssid, ETH_ALEN); |
| 7169 | address[i].sa_family = ARPHRD_ETHER; |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7170 | dBm = le16_to_cpu(BSSList.dBm); |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7171 | if (local->rssi) { |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7172 | qual[i].level = 0x100 - dBm; |
| 7173 | qual[i].qual = airo_dbm_to_pct(local->rssi, dBm); |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 7174 | qual[i].updated = IW_QUAL_QUAL_UPDATED |
| 7175 | | IW_QUAL_LEVEL_UPDATED |
| 7176 | | IW_QUAL_DBM; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7177 | } else { |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7178 | qual[i].level = (dBm + 321) / 2; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7179 | qual[i].qual = 0; |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 7180 | qual[i].updated = IW_QUAL_QUAL_INVALID |
| 7181 | | IW_QUAL_LEVEL_UPDATED |
| 7182 | | IW_QUAL_DBM; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7183 | } |
| 7184 | qual[i].noise = local->wstats.qual.noise; |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7185 | if (BSSList.index == cpu_to_le16(0xffff)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7186 | break; |
| 7187 | } |
| 7188 | if (!i) { |
| 7189 | StatusRid status_rid; /* Card status info */ |
| 7190 | readStatusRid(local, &status_rid, 1); |
| 7191 | for (i = 0; |
| 7192 | i < min(IW_MAX_AP, 4) && |
| 7193 | (status_rid.bssid[i][0] |
| 7194 | & status_rid.bssid[i][1] |
| 7195 | & status_rid.bssid[i][2] |
| 7196 | & status_rid.bssid[i][3] |
| 7197 | & status_rid.bssid[i][4] |
| 7198 | & status_rid.bssid[i][5])!=0xff && |
| 7199 | (status_rid.bssid[i][0] |
| 7200 | | status_rid.bssid[i][1] |
| 7201 | | status_rid.bssid[i][2] |
| 7202 | | status_rid.bssid[i][3] |
| 7203 | | status_rid.bssid[i][4] |
| 7204 | | status_rid.bssid[i][5]); |
| 7205 | i++) { |
| 7206 | memcpy(address[i].sa_data, |
| 7207 | status_rid.bssid[i], ETH_ALEN); |
| 7208 | address[i].sa_family = ARPHRD_ETHER; |
| 7209 | } |
| 7210 | } else { |
| 7211 | dwrq->flags = 1; /* Should be define'd */ |
| 7212 | memcpy(extra + sizeof(struct sockaddr)*i, |
| 7213 | &qual, sizeof(struct iw_quality)*i); |
| 7214 | } |
| 7215 | dwrq->length = i; |
| 7216 | |
| 7217 | return 0; |
| 7218 | } |
| 7219 | |
| 7220 | /*------------------------------------------------------------------*/ |
| 7221 | /* |
| 7222 | * Wireless Handler : Initiate Scan |
| 7223 | */ |
| 7224 | static int airo_set_scan(struct net_device *dev, |
| 7225 | struct iw_request_info *info, |
David Kilroy | 9930cce | 2008-09-13 12:22:05 +0100 | [diff] [blame] | 7226 | struct iw_point *dwrq, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7227 | char *extra) |
| 7228 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7229 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7230 | Cmd cmd; |
| 7231 | Resp rsp; |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7232 | int wake = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7233 | |
| 7234 | /* Note : you may have realised that, as this is a SET operation, |
| 7235 | * this is privileged and therefore a normal user can't |
| 7236 | * perform scanning. |
| 7237 | * This is not an error, while the device perform scanning, |
| 7238 | * traffic doesn't flow, so it's a perfect DoS... |
| 7239 | * Jean II */ |
| 7240 | if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; |
| 7241 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7242 | if (down_interruptible(&ai->sem)) |
| 7243 | return -ERESTARTSYS; |
| 7244 | |
| 7245 | /* If there's already a scan in progress, don't |
| 7246 | * trigger another one. */ |
| 7247 | if (ai->scan_timeout > 0) |
| 7248 | goto out; |
| 7249 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7250 | /* Initiate a scan command */ |
Dan Williams | 6fcdf56 | 2006-03-31 15:08:46 -0500 | [diff] [blame] | 7251 | ai->scan_timeout = RUN_AT(3*HZ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7252 | memset(&cmd, 0, sizeof(cmd)); |
| 7253 | cmd.cmd=CMD_LISTBSS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7254 | issuecommand(ai, &cmd, &rsp); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7255 | wake = 1; |
| 7256 | |
| 7257 | out: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7258 | up(&ai->sem); |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7259 | if (wake) |
| 7260 | wake_up_interruptible(&ai->thr_wait); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7261 | return 0; |
| 7262 | } |
| 7263 | |
| 7264 | /*------------------------------------------------------------------*/ |
| 7265 | /* |
| 7266 | * Translate scan data returned from the card to a card independent |
| 7267 | * format that the Wireless Tools will understand - Jean II |
| 7268 | */ |
| 7269 | static inline char *airo_translate_scan(struct net_device *dev, |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7270 | struct iw_request_info *info, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7271 | char *current_ev, |
| 7272 | char *end_buf, |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7273 | BSSListRid *bss) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7274 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7275 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7276 | struct iw_event iwe; /* Temporary buffer */ |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7277 | __le16 capabilities; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7278 | char * current_val; /* For rates */ |
| 7279 | int i; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7280 | char * buf; |
Al Viro | 851b3e5 | 2007-12-19 19:20:12 -0500 | [diff] [blame] | 7281 | u16 dBm; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7282 | |
| 7283 | /* First entry *MUST* be the AP MAC address */ |
| 7284 | iwe.cmd = SIOCGIWAP; |
| 7285 | iwe.u.ap_addr.sa_family = ARPHRD_ETHER; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7286 | memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN); |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7287 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 7288 | &iwe, IW_EV_ADDR_LEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7289 | |
| 7290 | /* Other entries will be displayed in the order we give them */ |
| 7291 | |
| 7292 | /* Add the ESSID */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7293 | iwe.u.data.length = bss->ssidLen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7294 | if(iwe.u.data.length > 32) |
| 7295 | iwe.u.data.length = 32; |
| 7296 | iwe.cmd = SIOCGIWESSID; |
| 7297 | iwe.u.data.flags = 1; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7298 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 7299 | &iwe, bss->ssid); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7300 | |
| 7301 | /* Add mode */ |
| 7302 | iwe.cmd = SIOCGIWMODE; |
Al Viro | 17e7049 | 2007-12-19 18:56:37 -0500 | [diff] [blame] | 7303 | capabilities = bss->cap; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7304 | if(capabilities & (CAP_ESS | CAP_IBSS)) { |
| 7305 | if(capabilities & CAP_ESS) |
| 7306 | iwe.u.mode = IW_MODE_MASTER; |
| 7307 | else |
| 7308 | iwe.u.mode = IW_MODE_ADHOC; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7309 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 7310 | &iwe, IW_EV_UINT_LEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7311 | } |
| 7312 | |
| 7313 | /* Add frequency */ |
| 7314 | iwe.cmd = SIOCGIWFREQ; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7315 | iwe.u.freq.m = le16_to_cpu(bss->dsChannel); |
David Kilroy | 9ee677c | 2008-12-23 14:03:38 +0000 | [diff] [blame] | 7316 | iwe.u.freq.m = ieee80211_dsss_chan_to_freq(iwe.u.freq.m) * 100000; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7317 | iwe.u.freq.e = 1; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7318 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 7319 | &iwe, IW_EV_FREQ_LEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7320 | |
Al Viro | 851b3e5 | 2007-12-19 19:20:12 -0500 | [diff] [blame] | 7321 | dBm = le16_to_cpu(bss->dBm); |
| 7322 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7323 | /* Add quality statistics */ |
| 7324 | iwe.cmd = IWEVQUAL; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7325 | if (ai->rssi) { |
Al Viro | 851b3e5 | 2007-12-19 19:20:12 -0500 | [diff] [blame] | 7326 | iwe.u.qual.level = 0x100 - dBm; |
| 7327 | iwe.u.qual.qual = airo_dbm_to_pct(ai->rssi, dBm); |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 7328 | iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED |
| 7329 | | IW_QUAL_LEVEL_UPDATED |
| 7330 | | IW_QUAL_DBM; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7331 | } else { |
Al Viro | 851b3e5 | 2007-12-19 19:20:12 -0500 | [diff] [blame] | 7332 | iwe.u.qual.level = (dBm + 321) / 2; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7333 | iwe.u.qual.qual = 0; |
Jeff Garzik | bbeec90 | 2005-09-07 00:27:54 -0400 | [diff] [blame] | 7334 | iwe.u.qual.updated = IW_QUAL_QUAL_INVALID |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 7335 | | IW_QUAL_LEVEL_UPDATED |
| 7336 | | IW_QUAL_DBM; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7337 | } |
| 7338 | iwe.u.qual.noise = ai->wstats.qual.noise; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7339 | current_ev = iwe_stream_add_event(info, current_ev, end_buf, |
| 7340 | &iwe, IW_EV_QUAL_LEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7341 | |
| 7342 | /* Add encryption capability */ |
| 7343 | iwe.cmd = SIOCGIWENCODE; |
| 7344 | if(capabilities & CAP_PRIVACY) |
| 7345 | iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; |
| 7346 | else |
| 7347 | iwe.u.data.flags = IW_ENCODE_DISABLED; |
| 7348 | iwe.u.data.length = 0; |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7349 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 7350 | &iwe, bss->ssid); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7351 | |
| 7352 | /* Rate : stuffing multiple values in a single event require a bit |
| 7353 | * more of magic - Jean II */ |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7354 | current_val = current_ev + iwe_stream_lcp_len(info); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7355 | |
| 7356 | iwe.cmd = SIOCGIWRATE; |
| 7357 | /* Those two flags are ignored... */ |
| 7358 | iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; |
| 7359 | /* Max 8 values */ |
| 7360 | for(i = 0 ; i < 8 ; i++) { |
| 7361 | /* NULL terminated */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7362 | if(bss->rates[i] == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7363 | break; |
| 7364 | /* Bit rate given in 500 kb/s units (+ 0x80) */ |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7365 | iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7366 | /* Add new value to event */ |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7367 | current_val = iwe_stream_add_value(info, current_ev, |
| 7368 | current_val, end_buf, |
| 7369 | &iwe, IW_EV_PARAM_LEN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7370 | } |
| 7371 | /* Check if we added any event */ |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7372 | if ((current_val - current_ev) > iwe_stream_lcp_len(info)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7373 | current_ev = current_val; |
| 7374 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7375 | /* Beacon interval */ |
| 7376 | buf = kmalloc(30, GFP_KERNEL); |
| 7377 | if (buf) { |
| 7378 | iwe.cmd = IWEVCUSTOM; |
| 7379 | sprintf(buf, "bcn_int=%d", bss->beaconInterval); |
| 7380 | iwe.u.data.length = strlen(buf); |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7381 | current_ev = iwe_stream_add_point(info, current_ev, end_buf, |
| 7382 | &iwe, buf); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7383 | kfree(buf); |
| 7384 | } |
| 7385 | |
| 7386 | /* Put WPA/RSN Information Elements into the event stream */ |
| 7387 | if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) { |
| 7388 | unsigned int num_null_ies = 0; |
| 7389 | u16 length = sizeof (bss->extra.iep); |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7390 | u8 *ie = (void *)&bss->extra.iep; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7391 | |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7392 | while ((length >= 2) && (num_null_ies < 2)) { |
| 7393 | if (2 + ie[1] > length) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7394 | /* Invalid element, don't continue parsing IE */ |
| 7395 | break; |
| 7396 | } |
| 7397 | |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7398 | switch (ie[0]) { |
| 7399 | case WLAN_EID_SSID: |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7400 | /* Two zero-length SSID elements |
| 7401 | * mean we're done parsing elements */ |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7402 | if (!ie[1]) |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7403 | num_null_ies++; |
| 7404 | break; |
| 7405 | |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7406 | case WLAN_EID_GENERIC: |
| 7407 | if (ie[1] >= 4 && |
| 7408 | ie[2] == 0x00 && |
| 7409 | ie[3] == 0x50 && |
| 7410 | ie[4] == 0xf2 && |
| 7411 | ie[5] == 0x01) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7412 | iwe.cmd = IWEVGENIE; |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7413 | /* 64 is an arbitrary cut-off */ |
| 7414 | iwe.u.data.length = min(ie[1] + 2, |
| 7415 | 64); |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7416 | current_ev = iwe_stream_add_point( |
| 7417 | info, current_ev, |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7418 | end_buf, &iwe, ie); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7419 | } |
| 7420 | break; |
| 7421 | |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7422 | case WLAN_EID_RSN: |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7423 | iwe.cmd = IWEVGENIE; |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7424 | /* 64 is an arbitrary cut-off */ |
| 7425 | iwe.u.data.length = min(ie[1] + 2, 64); |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7426 | current_ev = iwe_stream_add_point( |
| 7427 | info, current_ev, end_buf, |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7428 | &iwe, ie); |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7429 | break; |
| 7430 | |
| 7431 | default: |
| 7432 | break; |
| 7433 | } |
| 7434 | |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 7435 | length -= 2 + ie[1]; |
| 7436 | ie += 2 + ie[1]; |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7437 | } |
| 7438 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7439 | return current_ev; |
| 7440 | } |
| 7441 | |
| 7442 | /*------------------------------------------------------------------*/ |
| 7443 | /* |
| 7444 | * Wireless Handler : Read Scan Results |
| 7445 | */ |
| 7446 | static int airo_get_scan(struct net_device *dev, |
| 7447 | struct iw_request_info *info, |
| 7448 | struct iw_point *dwrq, |
| 7449 | char *extra) |
| 7450 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7451 | struct airo_info *ai = dev->ml_priv; |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7452 | BSSListElement *net; |
| 7453 | int err = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7454 | char *current_ev = extra; |
| 7455 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7456 | /* If a scan is in-progress, return -EAGAIN */ |
| 7457 | if (ai->scan_timeout > 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7458 | return -EAGAIN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7459 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7460 | if (down_interruptible(&ai->sem)) |
| 7461 | return -EAGAIN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7462 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7463 | list_for_each_entry (net, &ai->network_list, list) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7464 | /* Translate to WE format this entry */ |
David S. Miller | ccc5805 | 2008-06-16 18:50:49 -0700 | [diff] [blame] | 7465 | current_ev = airo_translate_scan(dev, info, current_ev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7466 | extra + dwrq->length, |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7467 | &net->bss); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7468 | |
| 7469 | /* Check if there is space for one more entry */ |
| 7470 | if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { |
| 7471 | /* Ask user space to try again with a bigger buffer */ |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7472 | err = -E2BIG; |
| 7473 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7474 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7475 | } |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7476 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7477 | /* Length of data */ |
| 7478 | dwrq->length = (current_ev - extra); |
| 7479 | dwrq->flags = 0; /* todo */ |
| 7480 | |
Dan Williams | 9e75af3 | 2006-03-16 13:46:29 -0500 | [diff] [blame] | 7481 | out: |
| 7482 | up(&ai->sem); |
| 7483 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7484 | } |
| 7485 | |
| 7486 | /*------------------------------------------------------------------*/ |
| 7487 | /* |
| 7488 | * Commit handler : called after a bunch of SET operations |
| 7489 | */ |
| 7490 | static int airo_config_commit(struct net_device *dev, |
| 7491 | struct iw_request_info *info, /* NULL */ |
| 7492 | void *zwrq, /* NULL */ |
| 7493 | char *extra) /* NULL */ |
| 7494 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7495 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7496 | |
| 7497 | if (!test_bit (FLAG_COMMIT, &local->flags)) |
| 7498 | return 0; |
| 7499 | |
| 7500 | /* Some of the "SET" function may have modified some of the |
| 7501 | * parameters. It's now time to commit them in the card */ |
| 7502 | disable_MAC(local, 1); |
| 7503 | if (test_bit (FLAG_RESET, &local->flags)) { |
| 7504 | APListRid APList_rid; |
| 7505 | SsidRid SSID_rid; |
| 7506 | |
| 7507 | readAPListRid(local, &APList_rid); |
| 7508 | readSsidRid(local, &SSID_rid); |
| 7509 | if (test_bit(FLAG_MPI,&local->flags)) |
| 7510 | setup_card(local, dev->dev_addr, 1 ); |
| 7511 | else |
| 7512 | reset_airo_card(dev); |
| 7513 | disable_MAC(local, 1); |
| 7514 | writeSsidRid(local, &SSID_rid, 1); |
| 7515 | writeAPListRid(local, &APList_rid, 1); |
| 7516 | } |
| 7517 | if (down_interruptible(&local->sem)) |
| 7518 | return -ERESTARTSYS; |
| 7519 | writeConfigRid(local, 0); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 7520 | enable_MAC(local, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7521 | if (test_bit (FLAG_RESET, &local->flags)) |
| 7522 | airo_set_promisc(local); |
| 7523 | else |
| 7524 | up(&local->sem); |
| 7525 | |
| 7526 | return 0; |
| 7527 | } |
| 7528 | |
| 7529 | /*------------------------------------------------------------------*/ |
| 7530 | /* |
| 7531 | * Structures to export the Wireless Handlers |
| 7532 | */ |
| 7533 | |
| 7534 | static const struct iw_priv_args airo_private_args[] = { |
| 7535 | /*{ cmd, set_args, get_args, name } */ |
| 7536 | { AIROIOCTL, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl), |
| 7537 | IW_PRIV_TYPE_BYTE | 2047, "airoioctl" }, |
| 7538 | { AIROIDIFC, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | sizeof (aironet_ioctl), |
| 7539 | IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "airoidifc" }, |
| 7540 | }; |
| 7541 | |
| 7542 | static const iw_handler airo_handler[] = |
| 7543 | { |
| 7544 | (iw_handler) airo_config_commit, /* SIOCSIWCOMMIT */ |
| 7545 | (iw_handler) airo_get_name, /* SIOCGIWNAME */ |
| 7546 | (iw_handler) NULL, /* SIOCSIWNWID */ |
| 7547 | (iw_handler) NULL, /* SIOCGIWNWID */ |
| 7548 | (iw_handler) airo_set_freq, /* SIOCSIWFREQ */ |
| 7549 | (iw_handler) airo_get_freq, /* SIOCGIWFREQ */ |
| 7550 | (iw_handler) airo_set_mode, /* SIOCSIWMODE */ |
| 7551 | (iw_handler) airo_get_mode, /* SIOCGIWMODE */ |
| 7552 | (iw_handler) airo_set_sens, /* SIOCSIWSENS */ |
| 7553 | (iw_handler) airo_get_sens, /* SIOCGIWSENS */ |
| 7554 | (iw_handler) NULL, /* SIOCSIWRANGE */ |
| 7555 | (iw_handler) airo_get_range, /* SIOCGIWRANGE */ |
| 7556 | (iw_handler) NULL, /* SIOCSIWPRIV */ |
| 7557 | (iw_handler) NULL, /* SIOCGIWPRIV */ |
| 7558 | (iw_handler) NULL, /* SIOCSIWSTATS */ |
| 7559 | (iw_handler) NULL, /* SIOCGIWSTATS */ |
| 7560 | iw_handler_set_spy, /* SIOCSIWSPY */ |
| 7561 | iw_handler_get_spy, /* SIOCGIWSPY */ |
| 7562 | iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ |
| 7563 | iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ |
| 7564 | (iw_handler) airo_set_wap, /* SIOCSIWAP */ |
| 7565 | (iw_handler) airo_get_wap, /* SIOCGIWAP */ |
| 7566 | (iw_handler) NULL, /* -- hole -- */ |
| 7567 | (iw_handler) airo_get_aplist, /* SIOCGIWAPLIST */ |
| 7568 | (iw_handler) airo_set_scan, /* SIOCSIWSCAN */ |
| 7569 | (iw_handler) airo_get_scan, /* SIOCGIWSCAN */ |
| 7570 | (iw_handler) airo_set_essid, /* SIOCSIWESSID */ |
| 7571 | (iw_handler) airo_get_essid, /* SIOCGIWESSID */ |
| 7572 | (iw_handler) airo_set_nick, /* SIOCSIWNICKN */ |
| 7573 | (iw_handler) airo_get_nick, /* SIOCGIWNICKN */ |
| 7574 | (iw_handler) NULL, /* -- hole -- */ |
| 7575 | (iw_handler) NULL, /* -- hole -- */ |
| 7576 | (iw_handler) airo_set_rate, /* SIOCSIWRATE */ |
| 7577 | (iw_handler) airo_get_rate, /* SIOCGIWRATE */ |
| 7578 | (iw_handler) airo_set_rts, /* SIOCSIWRTS */ |
| 7579 | (iw_handler) airo_get_rts, /* SIOCGIWRTS */ |
| 7580 | (iw_handler) airo_set_frag, /* SIOCSIWFRAG */ |
| 7581 | (iw_handler) airo_get_frag, /* SIOCGIWFRAG */ |
| 7582 | (iw_handler) airo_set_txpow, /* SIOCSIWTXPOW */ |
| 7583 | (iw_handler) airo_get_txpow, /* SIOCGIWTXPOW */ |
| 7584 | (iw_handler) airo_set_retry, /* SIOCSIWRETRY */ |
| 7585 | (iw_handler) airo_get_retry, /* SIOCGIWRETRY */ |
| 7586 | (iw_handler) airo_set_encode, /* SIOCSIWENCODE */ |
| 7587 | (iw_handler) airo_get_encode, /* SIOCGIWENCODE */ |
| 7588 | (iw_handler) airo_set_power, /* SIOCSIWPOWER */ |
| 7589 | (iw_handler) airo_get_power, /* SIOCGIWPOWER */ |
Dan Williams | 4be757d | 2006-01-30 11:58:00 -0500 | [diff] [blame] | 7590 | (iw_handler) NULL, /* -- hole -- */ |
| 7591 | (iw_handler) NULL, /* -- hole -- */ |
| 7592 | (iw_handler) NULL, /* SIOCSIWGENIE */ |
| 7593 | (iw_handler) NULL, /* SIOCGIWGENIE */ |
| 7594 | (iw_handler) airo_set_auth, /* SIOCSIWAUTH */ |
| 7595 | (iw_handler) airo_get_auth, /* SIOCGIWAUTH */ |
| 7596 | (iw_handler) airo_set_encodeext, /* SIOCSIWENCODEEXT */ |
| 7597 | (iw_handler) airo_get_encodeext, /* SIOCGIWENCODEEXT */ |
| 7598 | (iw_handler) NULL, /* SIOCSIWPMKSA */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7599 | }; |
| 7600 | |
| 7601 | /* Note : don't describe AIROIDIFC and AIROOLDIDIFC in here. |
| 7602 | * We want to force the use of the ioctl code, because those can't be |
| 7603 | * won't work the iw_handler code (because they simultaneously read |
| 7604 | * and write data and iw_handler can't do that). |
| 7605 | * Note that it's perfectly legal to read/write on a single ioctl command, |
| 7606 | * you just can't use iwpriv and need to force it via the ioctl handler. |
| 7607 | * Jean II */ |
| 7608 | static const iw_handler airo_private_handler[] = |
| 7609 | { |
| 7610 | NULL, /* SIOCIWFIRSTPRIV */ |
| 7611 | }; |
| 7612 | |
| 7613 | static const struct iw_handler_def airo_handler_def = |
| 7614 | { |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 7615 | .num_standard = ARRAY_SIZE(airo_handler), |
| 7616 | .num_private = ARRAY_SIZE(airo_private_handler), |
| 7617 | .num_private_args = ARRAY_SIZE(airo_private_args), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7618 | .standard = airo_handler, |
| 7619 | .private = airo_private_handler, |
| 7620 | .private_args = airo_private_args, |
| 7621 | .get_wireless_stats = airo_get_wireless_stats, |
| 7622 | }; |
| 7623 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7624 | /* |
| 7625 | * This defines the configuration part of the Wireless Extensions |
| 7626 | * Note : irq and spinlock protection will occur in the subroutines |
| 7627 | * |
| 7628 | * TODO : |
| 7629 | * o Check input value more carefully and fill correct values in range |
| 7630 | * o Test and shakeout the bugs (if any) |
| 7631 | * |
| 7632 | * Jean II |
| 7633 | * |
| 7634 | * Javier Achirica did a great job of merging code from the unnamed CISCO |
| 7635 | * developer that added support for flashing the card. |
| 7636 | */ |
| 7637 | static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) |
| 7638 | { |
| 7639 | int rc = 0; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7640 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7641 | |
Pavel Machek | ca078ba | 2005-09-03 15:56:57 -0700 | [diff] [blame] | 7642 | if (ai->power.event) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7643 | return 0; |
| 7644 | |
| 7645 | switch (cmd) { |
| 7646 | #ifdef CISCO_EXT |
| 7647 | case AIROIDIFC: |
| 7648 | #ifdef AIROOLDIDIFC |
| 7649 | case AIROOLDIDIFC: |
| 7650 | #endif |
| 7651 | { |
| 7652 | int val = AIROMAGIC; |
| 7653 | aironet_ioctl com; |
| 7654 | if (copy_from_user(&com,rq->ifr_data,sizeof(com))) |
| 7655 | rc = -EFAULT; |
| 7656 | else if (copy_to_user(com.data,(char *)&val,sizeof(val))) |
| 7657 | rc = -EFAULT; |
| 7658 | } |
| 7659 | break; |
| 7660 | |
| 7661 | case AIROIOCTL: |
| 7662 | #ifdef AIROOLDIOCTL |
| 7663 | case AIROOLDIOCTL: |
| 7664 | #endif |
| 7665 | /* Get the command struct and hand it off for evaluation by |
| 7666 | * the proper subfunction |
| 7667 | */ |
| 7668 | { |
| 7669 | aironet_ioctl com; |
| 7670 | if (copy_from_user(&com,rq->ifr_data,sizeof(com))) { |
| 7671 | rc = -EFAULT; |
| 7672 | break; |
| 7673 | } |
| 7674 | |
| 7675 | /* Separate R/W functions bracket legality here |
| 7676 | */ |
| 7677 | if ( com.command == AIRORSWVERSION ) { |
| 7678 | if (copy_to_user(com.data, swversion, sizeof(swversion))) |
| 7679 | rc = -EFAULT; |
| 7680 | else |
| 7681 | rc = 0; |
| 7682 | } |
| 7683 | else if ( com.command <= AIRORRID) |
| 7684 | rc = readrids(dev,&com); |
| 7685 | else if ( com.command >= AIROPCAP && com.command <= (AIROPLEAPUSR+2) ) |
| 7686 | rc = writerids(dev,&com); |
| 7687 | else if ( com.command >= AIROFLSHRST && com.command <= AIRORESTART ) |
| 7688 | rc = flashcard(dev,&com); |
| 7689 | else |
| 7690 | rc = -EINVAL; /* Bad command in ioctl */ |
| 7691 | } |
| 7692 | break; |
| 7693 | #endif /* CISCO_EXT */ |
| 7694 | |
| 7695 | // All other calls are currently unsupported |
| 7696 | default: |
| 7697 | rc = -EOPNOTSUPP; |
| 7698 | } |
| 7699 | return rc; |
| 7700 | } |
| 7701 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7702 | /* |
| 7703 | * Get the Wireless stats out of the driver |
| 7704 | * Note : irq and spinlock protection will occur in the subroutines |
| 7705 | * |
| 7706 | * TODO : |
| 7707 | * o Check if work in Ad-Hoc mode (otherwise, use SPY, as in wvlan_cs) |
| 7708 | * |
| 7709 | * Jean |
| 7710 | */ |
| 7711 | static void airo_read_wireless_stats(struct airo_info *local) |
| 7712 | { |
| 7713 | StatusRid status_rid; |
| 7714 | StatsRid stats_rid; |
| 7715 | CapabilityRid cap_rid; |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 7716 | __le32 *vals = stats_rid.vals; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7717 | |
| 7718 | /* Get stats out of the card */ |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7719 | clear_bit(JOB_WSTATS, &local->jobs); |
Pavel Machek | ca078ba | 2005-09-03 15:56:57 -0700 | [diff] [blame] | 7720 | if (local->power.event) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7721 | up(&local->sem); |
| 7722 | return; |
| 7723 | } |
| 7724 | readCapabilityRid(local, &cap_rid, 0); |
| 7725 | readStatusRid(local, &status_rid, 0); |
| 7726 | readStatsRid(local, &stats_rid, RID_STATS, 0); |
| 7727 | up(&local->sem); |
| 7728 | |
| 7729 | /* The status */ |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 7730 | local->wstats.status = le16_to_cpu(status_rid.mode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7731 | |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7732 | /* Signal quality and co */ |
| 7733 | if (local->rssi) { |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 7734 | local->wstats.qual.level = |
| 7735 | airo_rssi_to_dbm(local->rssi, |
| 7736 | le16_to_cpu(status_rid.sigQuality)); |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7737 | /* normalizedSignalStrength appears to be a percentage */ |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 7738 | local->wstats.qual.qual = |
| 7739 | le16_to_cpu(status_rid.normalizedSignalStrength); |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7740 | } else { |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 7741 | local->wstats.qual.level = |
| 7742 | (le16_to_cpu(status_rid.normalizedSignalStrength) + 321) / 2; |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7743 | local->wstats.qual.qual = airo_get_quality(&status_rid, &cap_rid); |
| 7744 | } |
Al Viro | 329e2c0 | 2007-12-20 22:58:57 -0500 | [diff] [blame] | 7745 | if (le16_to_cpu(status_rid.len) >= 124) { |
Dan Williams | 41480af | 2005-05-10 09:45:51 -0400 | [diff] [blame] | 7746 | local->wstats.qual.noise = 0x100 - status_rid.noisedBm; |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 7747 | local->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7748 | } else { |
| 7749 | local->wstats.qual.noise = 0; |
Jean Tourrilhes | ce6623c | 2005-09-02 11:45:10 -0700 | [diff] [blame] | 7750 | local->wstats.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID | IW_QUAL_DBM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7751 | } |
| 7752 | |
| 7753 | /* Packets discarded in the wireless adapter due to wireless |
| 7754 | * specific problems */ |
Al Viro | a23ace5 | 2007-12-19 22:24:16 -0500 | [diff] [blame] | 7755 | local->wstats.discard.nwid = le32_to_cpu(vals[56]) + |
| 7756 | le32_to_cpu(vals[57]) + |
| 7757 | le32_to_cpu(vals[58]); /* SSID Mismatch */ |
| 7758 | local->wstats.discard.code = le32_to_cpu(vals[6]);/* RxWepErr */ |
| 7759 | local->wstats.discard.fragment = le32_to_cpu(vals[30]); |
| 7760 | local->wstats.discard.retries = le32_to_cpu(vals[10]); |
| 7761 | local->wstats.discard.misc = le32_to_cpu(vals[1]) + |
| 7762 | le32_to_cpu(vals[32]); |
| 7763 | local->wstats.miss.beacon = le32_to_cpu(vals[34]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7764 | } |
| 7765 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 7766 | static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7767 | { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7768 | struct airo_info *local = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7769 | |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7770 | if (!test_bit(JOB_WSTATS, &local->jobs)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7771 | /* Get stats out of the card if available */ |
| 7772 | if (down_trylock(&local->sem) != 0) { |
Dan Williams | 3c30495 | 2006-04-15 12:26:18 -0400 | [diff] [blame] | 7773 | set_bit(JOB_WSTATS, &local->jobs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7774 | wake_up_interruptible(&local->thr_wait); |
| 7775 | } else |
| 7776 | airo_read_wireless_stats(local); |
| 7777 | } |
| 7778 | |
| 7779 | return &local->wstats; |
| 7780 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7781 | |
| 7782 | #ifdef CISCO_EXT |
| 7783 | /* |
| 7784 | * This just translates from driver IOCTL codes to the command codes to |
| 7785 | * feed to the radio's host interface. Things can be added/deleted |
| 7786 | * as needed. This represents the READ side of control I/O to |
| 7787 | * the card |
| 7788 | */ |
| 7789 | static int readrids(struct net_device *dev, aironet_ioctl *comp) { |
| 7790 | unsigned short ridcode; |
| 7791 | unsigned char *iobuf; |
| 7792 | int len; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7793 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7794 | |
| 7795 | if (test_bit(FLAG_FLASHING, &ai->flags)) |
| 7796 | return -EIO; |
| 7797 | |
| 7798 | switch(comp->command) |
| 7799 | { |
| 7800 | case AIROGCAP: ridcode = RID_CAPABILITIES; break; |
| 7801 | case AIROGCFG: ridcode = RID_CONFIG; |
| 7802 | if (test_bit(FLAG_COMMIT, &ai->flags)) { |
| 7803 | disable_MAC (ai, 1); |
| 7804 | writeConfigRid (ai, 1); |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 7805 | enable_MAC(ai, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7806 | } |
| 7807 | break; |
| 7808 | case AIROGSLIST: ridcode = RID_SSID; break; |
| 7809 | case AIROGVLIST: ridcode = RID_APLIST; break; |
| 7810 | case AIROGDRVNAM: ridcode = RID_DRVNAME; break; |
| 7811 | case AIROGEHTENC: ridcode = RID_ETHERENCAP; break; |
| 7812 | case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; |
| 7813 | /* Only super-user can read WEP keys */ |
| 7814 | if (!capable(CAP_NET_ADMIN)) |
| 7815 | return -EPERM; |
| 7816 | break; |
| 7817 | case AIROGWEPKNV: ridcode = RID_WEP_PERM; |
| 7818 | /* Only super-user can read WEP keys */ |
| 7819 | if (!capable(CAP_NET_ADMIN)) |
| 7820 | return -EPERM; |
| 7821 | break; |
| 7822 | case AIROGSTAT: ridcode = RID_STATUS; break; |
| 7823 | case AIROGSTATSD32: ridcode = RID_STATSDELTA; break; |
| 7824 | case AIROGSTATSC32: ridcode = RID_STATS; break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7825 | case AIROGMICSTATS: |
| 7826 | if (copy_to_user(comp->data, &ai->micstats, |
| 7827 | min((int)comp->len,(int)sizeof(ai->micstats)))) |
| 7828 | return -EFAULT; |
| 7829 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7830 | case AIRORRID: ridcode = comp->ridnum; break; |
| 7831 | default: |
| 7832 | return -EINVAL; |
| 7833 | break; |
| 7834 | } |
| 7835 | |
| 7836 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) |
| 7837 | return -ENOMEM; |
| 7838 | |
| 7839 | PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1); |
| 7840 | /* get the count of bytes in the rid docs say 1st 2 bytes is it. |
| 7841 | * then return it to the user |
| 7842 | * 9/22/2000 Honor user given length |
| 7843 | */ |
| 7844 | len = comp->len; |
| 7845 | |
| 7846 | if (copy_to_user(comp->data, iobuf, min(len, (int)RIDSIZE))) { |
| 7847 | kfree (iobuf); |
| 7848 | return -EFAULT; |
| 7849 | } |
| 7850 | kfree (iobuf); |
| 7851 | return 0; |
| 7852 | } |
| 7853 | |
| 7854 | /* |
| 7855 | * Danger Will Robinson write the rids here |
| 7856 | */ |
| 7857 | |
| 7858 | static int writerids(struct net_device *dev, aironet_ioctl *comp) { |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7859 | struct airo_info *ai = dev->ml_priv; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7860 | int ridcode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7861 | int enabled; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7862 | static int (* writer)(struct airo_info *, u16 rid, const void *, int, int); |
| 7863 | unsigned char *iobuf; |
| 7864 | |
| 7865 | /* Only super-user can write RIDs */ |
| 7866 | if (!capable(CAP_NET_ADMIN)) |
| 7867 | return -EPERM; |
| 7868 | |
| 7869 | if (test_bit(FLAG_FLASHING, &ai->flags)) |
| 7870 | return -EIO; |
| 7871 | |
| 7872 | ridcode = 0; |
| 7873 | writer = do_writerid; |
| 7874 | |
| 7875 | switch(comp->command) |
| 7876 | { |
| 7877 | case AIROPSIDS: ridcode = RID_SSID; break; |
| 7878 | case AIROPCAP: ridcode = RID_CAPABILITIES; break; |
| 7879 | case AIROPAPLIST: ridcode = RID_APLIST; break; |
| 7880 | case AIROPCFG: ai->config.len = 0; |
| 7881 | clear_bit(FLAG_COMMIT, &ai->flags); |
| 7882 | ridcode = RID_CONFIG; break; |
| 7883 | case AIROPWEPKEYNV: ridcode = RID_WEP_PERM; break; |
| 7884 | case AIROPLEAPUSR: ridcode = RID_LEAPUSERNAME; break; |
| 7885 | case AIROPLEAPPWD: ridcode = RID_LEAPPASSWORD; break; |
| 7886 | case AIROPWEPKEY: ridcode = RID_WEP_TEMP; writer = PC4500_writerid; |
| 7887 | break; |
| 7888 | case AIROPLEAPUSR+1: ridcode = 0xFF2A; break; |
| 7889 | case AIROPLEAPUSR+2: ridcode = 0xFF2B; break; |
| 7890 | |
| 7891 | /* this is not really a rid but a command given to the card |
| 7892 | * same with MAC off |
| 7893 | */ |
| 7894 | case AIROPMACON: |
Michal Schmidt | 175ec1a | 2007-06-29 15:33:47 +0200 | [diff] [blame] | 7895 | if (enable_MAC(ai, 1) != 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7896 | return -EIO; |
| 7897 | return 0; |
| 7898 | |
| 7899 | /* |
| 7900 | * Evidently this code in the airo driver does not get a symbol |
| 7901 | * as disable_MAC. it's probably so short the compiler does not gen one. |
| 7902 | */ |
| 7903 | case AIROPMACOFF: |
| 7904 | disable_MAC(ai, 1); |
| 7905 | return 0; |
| 7906 | |
| 7907 | /* This command merely clears the counts does not actually store any data |
| 7908 | * only reads rid. But as it changes the cards state, I put it in the |
| 7909 | * writerid routines. |
| 7910 | */ |
| 7911 | case AIROPSTCLR: |
| 7912 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) |
| 7913 | return -ENOMEM; |
| 7914 | |
| 7915 | PC4500_readrid(ai,RID_STATSDELTACLEAR,iobuf,RIDSIZE, 1); |
| 7916 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7917 | enabled = ai->micstats.enabled; |
| 7918 | memset(&ai->micstats,0,sizeof(ai->micstats)); |
| 7919 | ai->micstats.enabled = enabled; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7920 | |
| 7921 | if (copy_to_user(comp->data, iobuf, |
| 7922 | min((int)comp->len, (int)RIDSIZE))) { |
| 7923 | kfree (iobuf); |
| 7924 | return -EFAULT; |
| 7925 | } |
| 7926 | kfree (iobuf); |
| 7927 | return 0; |
| 7928 | |
| 7929 | default: |
| 7930 | return -EOPNOTSUPP; /* Blarg! */ |
| 7931 | } |
| 7932 | if(comp->len > RIDSIZE) |
| 7933 | return -EINVAL; |
| 7934 | |
| 7935 | if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) |
| 7936 | return -ENOMEM; |
| 7937 | |
| 7938 | if (copy_from_user(iobuf,comp->data,comp->len)) { |
| 7939 | kfree (iobuf); |
| 7940 | return -EFAULT; |
| 7941 | } |
| 7942 | |
| 7943 | if (comp->command == AIROPCFG) { |
| 7944 | ConfigRid *cfg = (ConfigRid *)iobuf; |
| 7945 | |
| 7946 | if (test_bit(FLAG_MIC_CAPABLE, &ai->flags)) |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7947 | cfg->opmode |= MODE_MIC; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7948 | |
Al Viro | 3eb9b41 | 2007-12-21 00:00:35 -0500 | [diff] [blame] | 7949 | if ((cfg->opmode & MODE_CFG_MASK) == MODE_STA_IBSS) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7950 | set_bit (FLAG_ADHOC, &ai->flags); |
| 7951 | else |
| 7952 | clear_bit (FLAG_ADHOC, &ai->flags); |
| 7953 | } |
| 7954 | |
| 7955 | if((*writer)(ai, ridcode, iobuf,comp->len,1)) { |
| 7956 | kfree (iobuf); |
| 7957 | return -EIO; |
| 7958 | } |
| 7959 | kfree (iobuf); |
| 7960 | return 0; |
| 7961 | } |
| 7962 | |
| 7963 | /***************************************************************************** |
| 7964 | * Ancillary flash / mod functions much black magic lurkes here * |
| 7965 | ***************************************************************************** |
| 7966 | */ |
| 7967 | |
| 7968 | /* |
| 7969 | * Flash command switch table |
| 7970 | */ |
| 7971 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 7972 | static int flashcard(struct net_device *dev, aironet_ioctl *comp) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7973 | int z; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7974 | |
| 7975 | /* Only super-user can modify flash */ |
| 7976 | if (!capable(CAP_NET_ADMIN)) |
| 7977 | return -EPERM; |
| 7978 | |
| 7979 | switch(comp->command) |
| 7980 | { |
| 7981 | case AIROFLSHRST: |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7982 | return cmdreset((struct airo_info *)dev->ml_priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7983 | |
| 7984 | case AIROFLSHSTFL: |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7985 | if (!AIRO_FLASH(dev) && |
| 7986 | (AIRO_FLASH(dev) = kmalloc(FLASHSIZE, GFP_KERNEL)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7987 | return -ENOMEM; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7988 | return setflashmode((struct airo_info *)dev->ml_priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7989 | |
| 7990 | case AIROFLSHGCHR: /* Get char from aux */ |
| 7991 | if(comp->len != sizeof(int)) |
| 7992 | return -EINVAL; |
| 7993 | if (copy_from_user(&z,comp->data,comp->len)) |
| 7994 | return -EFAULT; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 7995 | return flashgchar((struct airo_info *)dev->ml_priv, z, 8000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7996 | |
| 7997 | case AIROFLSHPCHR: /* Send char to card. */ |
| 7998 | if(comp->len != sizeof(int)) |
| 7999 | return -EINVAL; |
| 8000 | if (copy_from_user(&z,comp->data,comp->len)) |
| 8001 | return -EFAULT; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 8002 | return flashpchar((struct airo_info *)dev->ml_priv, z, 8000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8003 | |
| 8004 | case AIROFLPUTBUF: /* Send 32k to card */ |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 8005 | if (!AIRO_FLASH(dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8006 | return -ENOMEM; |
| 8007 | if(comp->len > FLASHSIZE) |
| 8008 | return -EINVAL; |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 8009 | if (copy_from_user(AIRO_FLASH(dev), comp->data, comp->len)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8010 | return -EFAULT; |
| 8011 | |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 8012 | flashputbuf((struct airo_info *)dev->ml_priv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8013 | return 0; |
| 8014 | |
| 8015 | case AIRORESTART: |
Wang Chen | faf3994 | 2008-10-14 13:30:33 +0800 | [diff] [blame] | 8016 | if (flashrestart((struct airo_info *)dev->ml_priv, dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8017 | return -EIO; |
| 8018 | return 0; |
| 8019 | } |
| 8020 | return -EINVAL; |
| 8021 | } |
| 8022 | |
| 8023 | #define FLASH_COMMAND 0x7e7e |
| 8024 | |
| 8025 | /* |
| 8026 | * STEP 1) |
| 8027 | * Disable MAC and do soft reset on |
| 8028 | * card. |
| 8029 | */ |
| 8030 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 8031 | static int cmdreset(struct airo_info *ai) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8032 | disable_MAC(ai, 1); |
| 8033 | |
| 8034 | if(!waitbusy (ai)){ |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 8035 | airo_print_info(ai->dev->name, "Waitbusy hang before RESET"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8036 | return -EBUSY; |
| 8037 | } |
| 8038 | |
| 8039 | OUT4500(ai,COMMAND,CMD_SOFTRESET); |
| 8040 | |
| 8041 | ssleep(1); /* WAS 600 12/7/00 */ |
| 8042 | |
| 8043 | if(!waitbusy (ai)){ |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 8044 | airo_print_info(ai->dev->name, "Waitbusy hang AFTER RESET"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8045 | return -EBUSY; |
| 8046 | } |
| 8047 | return 0; |
| 8048 | } |
| 8049 | |
| 8050 | /* STEP 2) |
| 8051 | * Put the card in legendary flash |
| 8052 | * mode |
| 8053 | */ |
| 8054 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 8055 | static int setflashmode (struct airo_info *ai) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8056 | set_bit (FLAG_FLASHING, &ai->flags); |
| 8057 | |
| 8058 | OUT4500(ai, SWS0, FLASH_COMMAND); |
| 8059 | OUT4500(ai, SWS1, FLASH_COMMAND); |
| 8060 | if (probe) { |
| 8061 | OUT4500(ai, SWS0, FLASH_COMMAND); |
| 8062 | OUT4500(ai, COMMAND,0x10); |
| 8063 | } else { |
| 8064 | OUT4500(ai, SWS2, FLASH_COMMAND); |
| 8065 | OUT4500(ai, SWS3, FLASH_COMMAND); |
| 8066 | OUT4500(ai, COMMAND,0); |
| 8067 | } |
| 8068 | msleep(500); /* 500ms delay */ |
| 8069 | |
| 8070 | if(!waitbusy(ai)) { |
| 8071 | clear_bit (FLAG_FLASHING, &ai->flags); |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 8072 | airo_print_info(ai->dev->name, "Waitbusy hang after setflash mode"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8073 | return -EIO; |
| 8074 | } |
| 8075 | return 0; |
| 8076 | } |
| 8077 | |
| 8078 | /* Put character to SWS0 wait for dwelltime |
| 8079 | * x 50us for echo . |
| 8080 | */ |
| 8081 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 8082 | static int flashpchar(struct airo_info *ai,int byte,int dwelltime) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8083 | int echo; |
| 8084 | int waittime; |
| 8085 | |
| 8086 | byte |= 0x8000; |
| 8087 | |
| 8088 | if(dwelltime == 0 ) |
| 8089 | dwelltime = 200; |
| 8090 | |
| 8091 | waittime=dwelltime; |
| 8092 | |
| 8093 | /* Wait for busy bit d15 to go false indicating buffer empty */ |
| 8094 | while ((IN4500 (ai, SWS0) & 0x8000) && waittime > 0) { |
| 8095 | udelay (50); |
| 8096 | waittime -= 50; |
| 8097 | } |
| 8098 | |
| 8099 | /* timeout for busy clear wait */ |
| 8100 | if(waittime <= 0 ){ |
Dan Williams | 934d8bf | 2006-03-16 13:46:23 -0500 | [diff] [blame] | 8101 | airo_print_info(ai->dev->name, "flash putchar busywait timeout!"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8102 | return -EBUSY; |
| 8103 | } |
| 8104 | |
| 8105 | /* Port is clear now write byte and wait for it to echo back */ |
| 8106 | do { |
| 8107 | OUT4500(ai,SWS0,byte); |
| 8108 | udelay(50); |
| 8109 | dwelltime -= 50; |
| 8110 | echo = IN4500(ai,SWS1); |
| 8111 | } while (dwelltime >= 0 && echo != byte); |
| 8112 | |
| 8113 | OUT4500(ai,SWS1,0); |
| 8114 | |
| 8115 | return (echo == byte) ? 0 : -EIO; |
| 8116 | } |
| 8117 | |
| 8118 | /* |
| 8119 | * Get a character from the card matching matchbyte |
| 8120 | * Step 3) |
| 8121 | */ |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 8122 | static int flashgchar(struct airo_info *ai,int matchbyte,int dwelltime){ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8123 | int rchar; |
| 8124 | unsigned char rbyte=0; |
| 8125 | |
| 8126 | do { |
| 8127 | rchar = IN4500(ai,SWS1); |
| 8128 | |
| 8129 | if(dwelltime && !(0x8000 & rchar)){ |
| 8130 | dwelltime -= 10; |
| 8131 | mdelay(10); |
| 8132 | continue; |
| 8133 | } |
| 8134 | rbyte = 0xff & rchar; |
| 8135 | |
| 8136 | if( (rbyte == matchbyte) && (0x8000 & rchar) ){ |
| 8137 | OUT4500(ai,SWS1,0); |
| 8138 | return 0; |
| 8139 | } |
| 8140 | if( rbyte == 0x81 || rbyte == 0x82 || rbyte == 0x83 || rbyte == 0x1a || 0xffff == rchar) |
| 8141 | break; |
| 8142 | OUT4500(ai,SWS1,0); |
| 8143 | |
| 8144 | }while(dwelltime > 0); |
| 8145 | return -EIO; |
| 8146 | } |
| 8147 | |
| 8148 | /* |
| 8149 | * Transfer 32k of firmware data from user buffer to our buffer and |
| 8150 | * send to the card |
| 8151 | */ |
| 8152 | |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 8153 | static int flashputbuf(struct airo_info *ai){ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8154 | int nwords; |
| 8155 | |
| 8156 | /* Write stuff */ |
| 8157 | if (test_bit(FLAG_MPI,&ai->flags)) |
| 8158 | memcpy_toio(ai->pciaux + 0x8000, ai->flash, FLASHSIZE); |
| 8159 | else { |
| 8160 | OUT4500(ai,AUXPAGE,0x100); |
| 8161 | OUT4500(ai,AUXOFF,0); |
| 8162 | |
| 8163 | for(nwords=0;nwords != FLASHSIZE / 2;nwords++){ |
| 8164 | OUT4500(ai,AUXDATA,ai->flash[nwords] & 0xffff); |
| 8165 | } |
| 8166 | } |
| 8167 | OUT4500(ai,SWS0,0x8000); |
| 8168 | |
| 8169 | return 0; |
| 8170 | } |
| 8171 | |
| 8172 | /* |
| 8173 | * |
| 8174 | */ |
Jouni Malinen | ff1d276 | 2005-05-12 22:54:16 -0400 | [diff] [blame] | 8175 | static int flashrestart(struct airo_info *ai,struct net_device *dev){ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8176 | int i,status; |
| 8177 | |
| 8178 | ssleep(1); /* Added 12/7/00 */ |
| 8179 | clear_bit (FLAG_FLASHING, &ai->flags); |
| 8180 | if (test_bit(FLAG_MPI, &ai->flags)) { |
| 8181 | status = mpi_init_descriptors(ai); |
| 8182 | if (status != SUCCESS) |
| 8183 | return status; |
| 8184 | } |
| 8185 | status = setup_card(ai, dev->dev_addr, 1); |
| 8186 | |
| 8187 | if (!test_bit(FLAG_MPI,&ai->flags)) |
| 8188 | for( i = 0; i < MAX_FIDS; i++ ) { |
| 8189 | ai->fids[i] = transmit_allocate |
Dan Williams | 15db276 | 2006-03-16 13:46:27 -0500 | [diff] [blame] | 8190 | ( ai, AIRO_DEF_MTU, i >= MAX_FIDS / 2 ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8191 | } |
| 8192 | |
| 8193 | ssleep(1); /* Added 12/7/00 */ |
| 8194 | return status; |
| 8195 | } |
| 8196 | #endif /* CISCO_EXT */ |
| 8197 | |
| 8198 | /* |
| 8199 | This program is free software; you can redistribute it and/or |
| 8200 | modify it under the terms of the GNU General Public License |
| 8201 | as published by the Free Software Foundation; either version 2 |
| 8202 | of the License, or (at your option) any later version. |
| 8203 | |
| 8204 | This program is distributed in the hope that it will be useful, |
| 8205 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 8206 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 8207 | GNU General Public License for more details. |
| 8208 | |
| 8209 | In addition: |
| 8210 | |
| 8211 | Redistribution and use in source and binary forms, with or without |
| 8212 | modification, are permitted provided that the following conditions |
| 8213 | are met: |
| 8214 | |
| 8215 | 1. Redistributions of source code must retain the above copyright |
| 8216 | notice, this list of conditions and the following disclaimer. |
| 8217 | 2. Redistributions in binary form must reproduce the above copyright |
| 8218 | notice, this list of conditions and the following disclaimer in the |
| 8219 | documentation and/or other materials provided with the distribution. |
| 8220 | 3. The name of the author may not be used to endorse or promote |
| 8221 | products derived from this software without specific prior written |
| 8222 | permission. |
| 8223 | |
| 8224 | THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 8225 | IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 8226 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 8227 | ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
| 8228 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 8229 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| 8230 | SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 8231 | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 8232 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| 8233 | IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 8234 | POSSIBILITY OF SUCH DAMAGE. |
| 8235 | */ |
| 8236 | |
| 8237 | module_init(airo_init_module); |
| 8238 | module_exit(airo_cleanup_module); |