Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* $Id: capidrv.c,v 1.1.2.2 2004/01/12 23:17:24 keil Exp $ |
| 2 | * |
| 3 | * ISDN4Linux Driver, using capi20 interface (kernelcapi) |
| 4 | * |
| 5 | * Copyright 1997 by Carsten Paeth <calle@calle.de> |
| 6 | * |
| 7 | * This software may be used and distributed according to the terms |
| 8 | * of the GNU General Public License, incorporated herein by reference. |
| 9 | * |
| 10 | */ |
| 11 | |
| 12 | #include <linux/module.h> |
| 13 | #include <linux/errno.h> |
| 14 | #include <linux/kernel.h> |
| 15 | #include <linux/major.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | #include <linux/slab.h> |
| 17 | #include <linux/fcntl.h> |
| 18 | #include <linux/fs.h> |
| 19 | #include <linux/signal.h> |
| 20 | #include <linux/mm.h> |
| 21 | #include <linux/timer.h> |
| 22 | #include <linux/wait.h> |
| 23 | #include <linux/skbuff.h> |
| 24 | #include <linux/isdn.h> |
| 25 | #include <linux/isdnif.h> |
| 26 | #include <linux/proc_fs.h> |
| 27 | #include <linux/capi.h> |
| 28 | #include <linux/kernelcapi.h> |
| 29 | #include <linux/ctype.h> |
| 30 | #include <linux/init.h> |
| 31 | #include <linux/moduleparam.h> |
| 32 | |
| 33 | #include <linux/isdn/capiutil.h> |
| 34 | #include <linux/isdn/capicmd.h> |
| 35 | #include "capidrv.h" |
| 36 | |
| 37 | static char *revision = "$Revision: 1.1.2.2 $"; |
| 38 | static int debugmode = 0; |
| 39 | |
| 40 | MODULE_DESCRIPTION("CAPI4Linux: Interface to ISDN4Linux"); |
| 41 | MODULE_AUTHOR("Carsten Paeth"); |
| 42 | MODULE_LICENSE("GPL"); |
| 43 | module_param(debugmode, uint, 0); |
| 44 | |
| 45 | /* -------- type definitions ----------------------------------------- */ |
| 46 | |
| 47 | |
| 48 | struct capidrv_contr { |
| 49 | |
| 50 | struct capidrv_contr *next; |
| 51 | struct module *owner; |
| 52 | u32 contrnr; |
| 53 | char name[20]; |
| 54 | |
| 55 | /* |
| 56 | * for isdn4linux |
| 57 | */ |
| 58 | isdn_if interface; |
| 59 | int myid; |
| 60 | |
| 61 | /* |
| 62 | * LISTEN state |
| 63 | */ |
| 64 | int state; |
| 65 | u32 cipmask; |
| 66 | u32 cipmask2; |
| 67 | struct timer_list listentimer; |
| 68 | |
| 69 | /* |
| 70 | * ID of capi message sent |
| 71 | */ |
| 72 | u16 msgid; |
| 73 | |
| 74 | /* |
| 75 | * B-Channels |
| 76 | */ |
| 77 | int nbchan; |
| 78 | struct capidrv_bchan { |
| 79 | struct capidrv_contr *contr; |
| 80 | u8 msn[ISDN_MSNLEN]; |
| 81 | int l2; |
| 82 | int l3; |
| 83 | u8 num[ISDN_MSNLEN]; |
| 84 | u8 mynum[ISDN_MSNLEN]; |
| 85 | int si1; |
| 86 | int si2; |
| 87 | int incoming; |
| 88 | int disconnecting; |
| 89 | struct capidrv_plci { |
| 90 | struct capidrv_plci *next; |
| 91 | u32 plci; |
| 92 | u32 ncci; /* ncci for CONNECT_ACTIVE_IND */ |
| 93 | u16 msgid; /* to identfy CONNECT_CONF */ |
| 94 | int chan; |
| 95 | int state; |
| 96 | int leasedline; |
| 97 | struct capidrv_ncci { |
| 98 | struct capidrv_ncci *next; |
| 99 | struct capidrv_plci *plcip; |
| 100 | u32 ncci; |
| 101 | u16 msgid; /* to identfy CONNECT_B3_CONF */ |
| 102 | int chan; |
| 103 | int state; |
| 104 | int oldstate; |
| 105 | /* */ |
| 106 | u16 datahandle; |
| 107 | struct ncci_datahandle_queue { |
| 108 | struct ncci_datahandle_queue *next; |
| 109 | u16 datahandle; |
| 110 | int len; |
| 111 | } *ackqueue; |
| 112 | } *ncci_list; |
| 113 | } *plcip; |
| 114 | struct capidrv_ncci *nccip; |
| 115 | } *bchans; |
| 116 | |
| 117 | struct capidrv_plci *plci_list; |
| 118 | |
| 119 | /* for q931 data */ |
| 120 | u8 q931_buf[4096]; |
| 121 | u8 *q931_read; |
| 122 | u8 *q931_write; |
| 123 | u8 *q931_end; |
| 124 | }; |
| 125 | |
| 126 | |
| 127 | struct capidrv_data { |
| 128 | struct capi20_appl ap; |
| 129 | int ncontr; |
| 130 | struct capidrv_contr *contr_list; |
| 131 | }; |
| 132 | |
| 133 | typedef struct capidrv_plci capidrv_plci; |
| 134 | typedef struct capidrv_ncci capidrv_ncci; |
| 135 | typedef struct capidrv_contr capidrv_contr; |
| 136 | typedef struct capidrv_data capidrv_data; |
| 137 | typedef struct capidrv_bchan capidrv_bchan; |
| 138 | |
| 139 | /* -------- data definitions ----------------------------------------- */ |
| 140 | |
| 141 | static capidrv_data global; |
| 142 | static DEFINE_SPINLOCK(global_lock); |
| 143 | |
| 144 | static void handle_dtrace_data(capidrv_contr *card, |
| 145 | int send, int level2, u8 *data, u16 len); |
| 146 | |
| 147 | /* -------- convert functions ---------------------------------------- */ |
| 148 | |
| 149 | static inline u32 b1prot(int l2, int l3) |
| 150 | { |
| 151 | switch (l2) { |
| 152 | case ISDN_PROTO_L2_X75I: |
| 153 | case ISDN_PROTO_L2_X75UI: |
| 154 | case ISDN_PROTO_L2_X75BUI: |
| 155 | return 0; |
| 156 | case ISDN_PROTO_L2_HDLC: |
| 157 | default: |
| 158 | return 0; |
| 159 | case ISDN_PROTO_L2_TRANS: |
| 160 | return 1; |
| 161 | case ISDN_PROTO_L2_V11096: |
| 162 | case ISDN_PROTO_L2_V11019: |
| 163 | case ISDN_PROTO_L2_V11038: |
| 164 | return 2; |
| 165 | case ISDN_PROTO_L2_FAX: |
| 166 | return 4; |
| 167 | case ISDN_PROTO_L2_MODEM: |
| 168 | return 8; |
| 169 | } |
| 170 | } |
| 171 | |
| 172 | static inline u32 b2prot(int l2, int l3) |
| 173 | { |
| 174 | switch (l2) { |
| 175 | case ISDN_PROTO_L2_X75I: |
| 176 | case ISDN_PROTO_L2_X75UI: |
| 177 | case ISDN_PROTO_L2_X75BUI: |
| 178 | default: |
| 179 | return 0; |
| 180 | case ISDN_PROTO_L2_HDLC: |
| 181 | case ISDN_PROTO_L2_TRANS: |
| 182 | case ISDN_PROTO_L2_V11096: |
| 183 | case ISDN_PROTO_L2_V11019: |
| 184 | case ISDN_PROTO_L2_V11038: |
| 185 | case ISDN_PROTO_L2_MODEM: |
| 186 | return 1; |
| 187 | case ISDN_PROTO_L2_FAX: |
| 188 | return 4; |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | static inline u32 b3prot(int l2, int l3) |
| 193 | { |
| 194 | switch (l2) { |
| 195 | case ISDN_PROTO_L2_X75I: |
| 196 | case ISDN_PROTO_L2_X75UI: |
| 197 | case ISDN_PROTO_L2_X75BUI: |
| 198 | case ISDN_PROTO_L2_HDLC: |
| 199 | case ISDN_PROTO_L2_TRANS: |
| 200 | case ISDN_PROTO_L2_V11096: |
| 201 | case ISDN_PROTO_L2_V11019: |
| 202 | case ISDN_PROTO_L2_V11038: |
| 203 | case ISDN_PROTO_L2_MODEM: |
| 204 | default: |
| 205 | return 0; |
| 206 | case ISDN_PROTO_L2_FAX: |
| 207 | return 4; |
| 208 | } |
| 209 | } |
| 210 | |
| 211 | static _cstruct b1config_async_v110(u16 rate) |
| 212 | { |
| 213 | /* CAPI-Spec "B1 Configuration" */ |
| 214 | static unsigned char buf[9]; |
| 215 | buf[0] = 8; /* len */ |
| 216 | /* maximum bitrate */ |
| 217 | buf[1] = rate & 0xff; buf[2] = (rate >> 8) & 0xff; |
| 218 | buf[3] = 8; buf[4] = 0; /* 8 bits per character */ |
| 219 | buf[5] = 0; buf[6] = 0; /* parity none */ |
| 220 | buf[7] = 0; buf[8] = 0; /* 1 stop bit */ |
| 221 | return buf; |
| 222 | } |
| 223 | |
| 224 | static _cstruct b1config(int l2, int l3) |
| 225 | { |
| 226 | switch (l2) { |
| 227 | case ISDN_PROTO_L2_X75I: |
| 228 | case ISDN_PROTO_L2_X75UI: |
| 229 | case ISDN_PROTO_L2_X75BUI: |
| 230 | case ISDN_PROTO_L2_HDLC: |
| 231 | case ISDN_PROTO_L2_TRANS: |
| 232 | default: |
| 233 | return NULL; |
| 234 | case ISDN_PROTO_L2_V11096: |
| 235 | return b1config_async_v110(9600); |
| 236 | case ISDN_PROTO_L2_V11019: |
| 237 | return b1config_async_v110(19200); |
| 238 | case ISDN_PROTO_L2_V11038: |
| 239 | return b1config_async_v110(38400); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | static inline u16 si2cip(u8 si1, u8 si2) |
| 244 | { |
| 245 | static const u8 cip[17][5] = |
| 246 | { |
| 247 | /* 0 1 2 3 4 */ |
| 248 | {0, 0, 0, 0, 0}, /*0 */ |
| 249 | {16, 16, 4, 26, 16}, /*1 */ |
| 250 | {17, 17, 17, 4, 4}, /*2 */ |
| 251 | {2, 2, 2, 2, 2}, /*3 */ |
| 252 | {18, 18, 18, 18, 18}, /*4 */ |
| 253 | {2, 2, 2, 2, 2}, /*5 */ |
| 254 | {0, 0, 0, 0, 0}, /*6 */ |
| 255 | {2, 2, 2, 2, 2}, /*7 */ |
| 256 | {2, 2, 2, 2, 2}, /*8 */ |
| 257 | {21, 21, 21, 21, 21}, /*9 */ |
| 258 | {19, 19, 19, 19, 19}, /*10 */ |
| 259 | {0, 0, 0, 0, 0}, /*11 */ |
| 260 | {0, 0, 0, 0, 0}, /*12 */ |
| 261 | {0, 0, 0, 0, 0}, /*13 */ |
| 262 | {0, 0, 0, 0, 0}, /*14 */ |
| 263 | {22, 22, 22, 22, 22}, /*15 */ |
| 264 | {27, 27, 27, 28, 27} /*16 */ |
| 265 | }; |
| 266 | if (si1 > 16) |
| 267 | si1 = 0; |
| 268 | if (si2 > 4) |
| 269 | si2 = 0; |
| 270 | |
| 271 | return (u16) cip[si1][si2]; |
| 272 | } |
| 273 | |
| 274 | static inline u8 cip2si1(u16 cipval) |
| 275 | { |
| 276 | static const u8 si[32] = |
| 277 | {7, 1, 7, 7, 1, 1, 7, 7, /*0-7 */ |
| 278 | 7, 1, 0, 0, 0, 0, 0, 0, /*8-15 */ |
| 279 | 1, 2, 4, 10, 9, 9, 15, 7, /*16-23 */ |
| 280 | 7, 7, 1, 16, 16, 0, 0, 0}; /*24-31 */ |
| 281 | |
| 282 | if (cipval > 31) |
| 283 | cipval = 0; /* .... */ |
| 284 | return si[cipval]; |
| 285 | } |
| 286 | |
| 287 | static inline u8 cip2si2(u16 cipval) |
| 288 | { |
| 289 | static const u8 si[32] = |
| 290 | {0, 0, 0, 0, 2, 3, 0, 0, /*0-7 */ |
| 291 | 0, 3, 0, 0, 0, 0, 0, 0, /*8-15 */ |
| 292 | 1, 2, 0, 0, 9, 0, 0, 0, /*16-23 */ |
| 293 | 0, 0, 3, 2, 3, 0, 0, 0}; /*24-31 */ |
| 294 | |
| 295 | if (cipval > 31) |
| 296 | cipval = 0; /* .... */ |
| 297 | return si[cipval]; |
| 298 | } |
| 299 | |
| 300 | |
| 301 | /* -------- controller management ------------------------------------- */ |
| 302 | |
| 303 | static inline capidrv_contr *findcontrbydriverid(int driverid) |
| 304 | { |
| 305 | unsigned long flags; |
| 306 | capidrv_contr *p; |
| 307 | |
| 308 | spin_lock_irqsave(&global_lock, flags); |
| 309 | for (p = global.contr_list; p; p = p->next) |
| 310 | if (p->myid == driverid) |
| 311 | break; |
| 312 | spin_unlock_irqrestore(&global_lock, flags); |
| 313 | return p; |
| 314 | } |
| 315 | |
| 316 | static capidrv_contr *findcontrbynumber(u32 contr) |
| 317 | { |
| 318 | unsigned long flags; |
| 319 | capidrv_contr *p = global.contr_list; |
| 320 | |
| 321 | spin_lock_irqsave(&global_lock, flags); |
| 322 | for (p = global.contr_list; p; p = p->next) |
| 323 | if (p->contrnr == contr) |
| 324 | break; |
| 325 | spin_unlock_irqrestore(&global_lock, flags); |
| 326 | return p; |
| 327 | } |
| 328 | |
| 329 | |
| 330 | /* -------- plci management ------------------------------------------ */ |
| 331 | |
| 332 | static capidrv_plci *new_plci(capidrv_contr * card, int chan) |
| 333 | { |
| 334 | capidrv_plci *plcip; |
| 335 | |
Burman Yan | 41f9693 | 2006-12-08 02:39:35 -0800 | [diff] [blame] | 336 | plcip = kzalloc(sizeof(capidrv_plci), GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 337 | |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 338 | if (plcip == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | return NULL; |
| 340 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 341 | plcip->state = ST_PLCI_NONE; |
| 342 | plcip->plci = 0; |
| 343 | plcip->msgid = 0; |
| 344 | plcip->chan = chan; |
| 345 | plcip->next = card->plci_list; |
| 346 | card->plci_list = plcip; |
| 347 | card->bchans[chan].plcip = plcip; |
| 348 | |
| 349 | return plcip; |
| 350 | } |
| 351 | |
| 352 | static capidrv_plci *find_plci_by_plci(capidrv_contr * card, u32 plci) |
| 353 | { |
| 354 | capidrv_plci *p; |
| 355 | for (p = card->plci_list; p; p = p->next) |
| 356 | if (p->plci == plci) |
| 357 | return p; |
| 358 | return NULL; |
| 359 | } |
| 360 | |
| 361 | static capidrv_plci *find_plci_by_msgid(capidrv_contr * card, u16 msgid) |
| 362 | { |
| 363 | capidrv_plci *p; |
| 364 | for (p = card->plci_list; p; p = p->next) |
| 365 | if (p->msgid == msgid) |
| 366 | return p; |
| 367 | return NULL; |
| 368 | } |
| 369 | |
| 370 | static capidrv_plci *find_plci_by_ncci(capidrv_contr * card, u32 ncci) |
| 371 | { |
| 372 | capidrv_plci *p; |
| 373 | for (p = card->plci_list; p; p = p->next) |
| 374 | if (p->plci == (ncci & 0xffff)) |
| 375 | return p; |
| 376 | return NULL; |
| 377 | } |
| 378 | |
| 379 | static void free_plci(capidrv_contr * card, capidrv_plci * plcip) |
| 380 | { |
| 381 | capidrv_plci **pp; |
| 382 | |
| 383 | for (pp = &card->plci_list; *pp; pp = &(*pp)->next) { |
| 384 | if (*pp == plcip) { |
| 385 | *pp = (*pp)->next; |
| 386 | card->bchans[plcip->chan].plcip = NULL; |
| 387 | card->bchans[plcip->chan].disconnecting = 0; |
| 388 | card->bchans[plcip->chan].incoming = 0; |
| 389 | kfree(plcip); |
| 390 | return; |
| 391 | } |
| 392 | } |
| 393 | printk(KERN_ERR "capidrv-%d: free_plci %p (0x%x) not found, Huh?\n", |
| 394 | card->contrnr, plcip, plcip->plci); |
| 395 | } |
| 396 | |
| 397 | /* -------- ncci management ------------------------------------------ */ |
| 398 | |
| 399 | static inline capidrv_ncci *new_ncci(capidrv_contr * card, |
| 400 | capidrv_plci * plcip, |
| 401 | u32 ncci) |
| 402 | { |
| 403 | capidrv_ncci *nccip; |
| 404 | |
Burman Yan | 41f9693 | 2006-12-08 02:39:35 -0800 | [diff] [blame] | 405 | nccip = kzalloc(sizeof(capidrv_ncci), GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 406 | |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 407 | if (nccip == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 408 | return NULL; |
| 409 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 410 | nccip->ncci = ncci; |
| 411 | nccip->state = ST_NCCI_NONE; |
| 412 | nccip->plcip = plcip; |
| 413 | nccip->chan = plcip->chan; |
| 414 | nccip->datahandle = 0; |
| 415 | |
| 416 | nccip->next = plcip->ncci_list; |
| 417 | plcip->ncci_list = nccip; |
| 418 | |
| 419 | card->bchans[plcip->chan].nccip = nccip; |
| 420 | |
| 421 | return nccip; |
| 422 | } |
| 423 | |
| 424 | static inline capidrv_ncci *find_ncci(capidrv_contr * card, u32 ncci) |
| 425 | { |
| 426 | capidrv_plci *plcip; |
| 427 | capidrv_ncci *p; |
| 428 | |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 429 | if ((plcip = find_plci_by_ncci(card, ncci)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | return NULL; |
| 431 | |
| 432 | for (p = plcip->ncci_list; p; p = p->next) |
| 433 | if (p->ncci == ncci) |
| 434 | return p; |
| 435 | return NULL; |
| 436 | } |
| 437 | |
| 438 | static inline capidrv_ncci *find_ncci_by_msgid(capidrv_contr * card, |
| 439 | u32 ncci, u16 msgid) |
| 440 | { |
| 441 | capidrv_plci *plcip; |
| 442 | capidrv_ncci *p; |
| 443 | |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 444 | if ((plcip = find_plci_by_ncci(card, ncci)) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 445 | return NULL; |
| 446 | |
| 447 | for (p = plcip->ncci_list; p; p = p->next) |
| 448 | if (p->msgid == msgid) |
| 449 | return p; |
| 450 | return NULL; |
| 451 | } |
| 452 | |
| 453 | static void free_ncci(capidrv_contr * card, struct capidrv_ncci *nccip) |
| 454 | { |
| 455 | struct capidrv_ncci **pp; |
| 456 | |
| 457 | for (pp = &(nccip->plcip->ncci_list); *pp; pp = &(*pp)->next) { |
| 458 | if (*pp == nccip) { |
| 459 | *pp = (*pp)->next; |
| 460 | break; |
| 461 | } |
| 462 | } |
| 463 | card->bchans[nccip->chan].nccip = NULL; |
| 464 | kfree(nccip); |
| 465 | } |
| 466 | |
| 467 | static int capidrv_add_ack(struct capidrv_ncci *nccip, |
| 468 | u16 datahandle, int len) |
| 469 | { |
| 470 | struct ncci_datahandle_queue *n, **pp; |
| 471 | |
| 472 | n = (struct ncci_datahandle_queue *) |
| 473 | kmalloc(sizeof(struct ncci_datahandle_queue), GFP_ATOMIC); |
| 474 | if (!n) { |
| 475 | printk(KERN_ERR "capidrv: kmalloc ncci_datahandle failed\n"); |
| 476 | return -1; |
| 477 | } |
| 478 | n->next = NULL; |
| 479 | n->datahandle = datahandle; |
| 480 | n->len = len; |
| 481 | for (pp = &nccip->ackqueue; *pp; pp = &(*pp)->next) ; |
| 482 | *pp = n; |
| 483 | return 0; |
| 484 | } |
| 485 | |
| 486 | static int capidrv_del_ack(struct capidrv_ncci *nccip, u16 datahandle) |
| 487 | { |
| 488 | struct ncci_datahandle_queue **pp, *p; |
| 489 | int len; |
| 490 | |
| 491 | for (pp = &nccip->ackqueue; *pp; pp = &(*pp)->next) { |
| 492 | if ((*pp)->datahandle == datahandle) { |
| 493 | p = *pp; |
| 494 | len = p->len; |
| 495 | *pp = (*pp)->next; |
| 496 | kfree(p); |
| 497 | return len; |
| 498 | } |
| 499 | } |
| 500 | return -1; |
| 501 | } |
| 502 | |
| 503 | /* -------- convert and send capi message ---------------------------- */ |
| 504 | |
| 505 | static void send_message(capidrv_contr * card, _cmsg * cmsg) |
| 506 | { |
| 507 | struct sk_buff *skb; |
| 508 | size_t len; |
Jesper Juhl | b1b2e7c | 2007-10-16 01:27:51 -0700 | [diff] [blame] | 509 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 510 | capi_cmsg2message(cmsg, cmsg->buf); |
| 511 | len = CAPIMSG_LEN(cmsg->buf); |
| 512 | skb = alloc_skb(len, GFP_ATOMIC); |
Jesper Juhl | b1b2e7c | 2007-10-16 01:27:51 -0700 | [diff] [blame] | 513 | if (!skb) { |
| 514 | printk(KERN_ERR "capidrv::send_message: can't allocate mem\n"); |
| 515 | return; |
| 516 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 517 | memcpy(skb_put(skb, len), cmsg->buf, len); |
| 518 | if (capi20_put_message(&global.ap, skb) != CAPI_NOERROR) |
| 519 | kfree_skb(skb); |
| 520 | } |
| 521 | |
| 522 | /* -------- state machine -------------------------------------------- */ |
| 523 | |
| 524 | struct listenstatechange { |
| 525 | int actstate; |
| 526 | int nextstate; |
| 527 | int event; |
| 528 | }; |
| 529 | |
| 530 | static struct listenstatechange listentable[] = |
| 531 | { |
| 532 | {ST_LISTEN_NONE, ST_LISTEN_WAIT_CONF, EV_LISTEN_REQ}, |
| 533 | {ST_LISTEN_ACTIVE, ST_LISTEN_ACTIVE_WAIT_CONF, EV_LISTEN_REQ}, |
| 534 | {ST_LISTEN_WAIT_CONF, ST_LISTEN_NONE, EV_LISTEN_CONF_ERROR}, |
| 535 | {ST_LISTEN_ACTIVE_WAIT_CONF, ST_LISTEN_ACTIVE, EV_LISTEN_CONF_ERROR}, |
| 536 | {ST_LISTEN_WAIT_CONF, ST_LISTEN_NONE, EV_LISTEN_CONF_EMPTY}, |
| 537 | {ST_LISTEN_ACTIVE_WAIT_CONF, ST_LISTEN_NONE, EV_LISTEN_CONF_EMPTY}, |
| 538 | {ST_LISTEN_WAIT_CONF, ST_LISTEN_ACTIVE, EV_LISTEN_CONF_OK}, |
| 539 | {ST_LISTEN_ACTIVE_WAIT_CONF, ST_LISTEN_ACTIVE, EV_LISTEN_CONF_OK}, |
| 540 | {}, |
| 541 | }; |
| 542 | |
| 543 | static void listen_change_state(capidrv_contr * card, int event) |
| 544 | { |
| 545 | struct listenstatechange *p = listentable; |
| 546 | while (p->event) { |
| 547 | if (card->state == p->actstate && p->event == event) { |
| 548 | if (debugmode) |
| 549 | printk(KERN_DEBUG "capidrv-%d: listen_change_state %d -> %d\n", |
| 550 | card->contrnr, card->state, p->nextstate); |
| 551 | card->state = p->nextstate; |
| 552 | return; |
| 553 | } |
| 554 | p++; |
| 555 | } |
| 556 | printk(KERN_ERR "capidrv-%d: listen_change_state state=%d event=%d ????\n", |
| 557 | card->contrnr, card->state, event); |
| 558 | |
| 559 | } |
| 560 | |
| 561 | /* ------------------------------------------------------------------ */ |
| 562 | |
| 563 | static void p0(capidrv_contr * card, capidrv_plci * plci) |
| 564 | { |
| 565 | isdn_ctrl cmd; |
| 566 | |
| 567 | card->bchans[plci->chan].contr = NULL; |
| 568 | cmd.command = ISDN_STAT_DHUP; |
| 569 | cmd.driver = card->myid; |
| 570 | cmd.arg = plci->chan; |
| 571 | card->interface.statcallb(&cmd); |
| 572 | free_plci(card, plci); |
| 573 | } |
| 574 | |
| 575 | /* ------------------------------------------------------------------ */ |
| 576 | |
| 577 | struct plcistatechange { |
| 578 | int actstate; |
| 579 | int nextstate; |
| 580 | int event; |
| 581 | void (*changefunc) (capidrv_contr * card, capidrv_plci * plci); |
| 582 | }; |
| 583 | |
| 584 | static struct plcistatechange plcitable[] = |
| 585 | { |
| 586 | /* P-0 */ |
| 587 | {ST_PLCI_NONE, ST_PLCI_OUTGOING, EV_PLCI_CONNECT_REQ, NULL}, |
| 588 | {ST_PLCI_NONE, ST_PLCI_ALLOCATED, EV_PLCI_FACILITY_IND_UP, NULL}, |
| 589 | {ST_PLCI_NONE, ST_PLCI_INCOMING, EV_PLCI_CONNECT_IND, NULL}, |
| 590 | {ST_PLCI_NONE, ST_PLCI_RESUMEING, EV_PLCI_RESUME_REQ, NULL}, |
| 591 | /* P-0.1 */ |
| 592 | {ST_PLCI_OUTGOING, ST_PLCI_NONE, EV_PLCI_CONNECT_CONF_ERROR, p0}, |
| 593 | {ST_PLCI_OUTGOING, ST_PLCI_ALLOCATED, EV_PLCI_CONNECT_CONF_OK, NULL}, |
| 594 | /* P-1 */ |
| 595 | {ST_PLCI_ALLOCATED, ST_PLCI_ACTIVE, EV_PLCI_CONNECT_ACTIVE_IND, NULL}, |
| 596 | {ST_PLCI_ALLOCATED, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, |
| 597 | {ST_PLCI_ALLOCATED, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, |
| 598 | {ST_PLCI_ALLOCATED, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, |
| 599 | /* P-ACT */ |
| 600 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, |
| 601 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, |
| 602 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, |
| 603 | {ST_PLCI_ACTIVE, ST_PLCI_HELD, EV_PLCI_HOLD_IND, NULL}, |
| 604 | {ST_PLCI_ACTIVE, ST_PLCI_DISCONNECTING, EV_PLCI_SUSPEND_IND, NULL}, |
| 605 | /* P-2 */ |
| 606 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_CONNECT_REJECT, NULL}, |
| 607 | {ST_PLCI_INCOMING, ST_PLCI_FACILITY_IND, EV_PLCI_FACILITY_IND_UP, NULL}, |
| 608 | {ST_PLCI_INCOMING, ST_PLCI_ACCEPTING, EV_PLCI_CONNECT_RESP, NULL}, |
| 609 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, |
| 610 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, |
| 611 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, |
| 612 | {ST_PLCI_INCOMING, ST_PLCI_DISCONNECTING, EV_PLCI_CD_IND, NULL}, |
| 613 | /* P-3 */ |
| 614 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTING, EV_PLCI_CONNECT_REJECT, NULL}, |
| 615 | {ST_PLCI_FACILITY_IND, ST_PLCI_ACCEPTING, EV_PLCI_CONNECT_ACTIVE_IND, NULL}, |
| 616 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, |
| 617 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, |
| 618 | {ST_PLCI_FACILITY_IND, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, |
| 619 | /* P-4 */ |
| 620 | {ST_PLCI_ACCEPTING, ST_PLCI_ACTIVE, EV_PLCI_CONNECT_ACTIVE_IND, NULL}, |
| 621 | {ST_PLCI_ACCEPTING, ST_PLCI_DISCONNECTING, EV_PLCI_DISCONNECT_REQ, NULL}, |
| 622 | {ST_PLCI_ACCEPTING, ST_PLCI_DISCONNECTING, EV_PLCI_FACILITY_IND_DOWN, NULL}, |
| 623 | {ST_PLCI_ACCEPTING, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, |
| 624 | /* P-5 */ |
| 625 | {ST_PLCI_DISCONNECTING, ST_PLCI_DISCONNECTED, EV_PLCI_DISCONNECT_IND, NULL}, |
| 626 | /* P-6 */ |
| 627 | {ST_PLCI_DISCONNECTED, ST_PLCI_NONE, EV_PLCI_DISCONNECT_RESP, p0}, |
| 628 | /* P-0.Res */ |
| 629 | {ST_PLCI_RESUMEING, ST_PLCI_NONE, EV_PLCI_RESUME_CONF_ERROR, p0}, |
| 630 | {ST_PLCI_RESUMEING, ST_PLCI_RESUME, EV_PLCI_RESUME_CONF_OK, NULL}, |
| 631 | /* P-RES */ |
| 632 | {ST_PLCI_RESUME, ST_PLCI_ACTIVE, EV_PLCI_RESUME_IND, NULL}, |
| 633 | /* P-HELD */ |
| 634 | {ST_PLCI_HELD, ST_PLCI_ACTIVE, EV_PLCI_RETRIEVE_IND, NULL}, |
| 635 | {}, |
| 636 | }; |
| 637 | |
| 638 | static void plci_change_state(capidrv_contr * card, capidrv_plci * plci, int event) |
| 639 | { |
| 640 | struct plcistatechange *p = plcitable; |
| 641 | while (p->event) { |
| 642 | if (plci->state == p->actstate && p->event == event) { |
| 643 | if (debugmode) |
| 644 | printk(KERN_DEBUG "capidrv-%d: plci_change_state:0x%x %d -> %d\n", |
| 645 | card->contrnr, plci->plci, plci->state, p->nextstate); |
| 646 | plci->state = p->nextstate; |
| 647 | if (p->changefunc) |
| 648 | p->changefunc(card, plci); |
| 649 | return; |
| 650 | } |
| 651 | p++; |
| 652 | } |
| 653 | printk(KERN_ERR "capidrv-%d: plci_change_state:0x%x state=%d event=%d ????\n", |
| 654 | card->contrnr, plci->plci, plci->state, event); |
| 655 | } |
| 656 | |
| 657 | /* ------------------------------------------------------------------ */ |
| 658 | |
| 659 | static _cmsg cmsg; |
| 660 | |
| 661 | static void n0(capidrv_contr * card, capidrv_ncci * ncci) |
| 662 | { |
| 663 | isdn_ctrl cmd; |
| 664 | |
| 665 | capi_fill_DISCONNECT_REQ(&cmsg, |
| 666 | global.ap.applid, |
| 667 | card->msgid++, |
| 668 | ncci->plcip->plci, |
| 669 | NULL, /* BChannelinformation */ |
| 670 | NULL, /* Keypadfacility */ |
| 671 | NULL, /* Useruserdata */ /* $$$$ */ |
| 672 | NULL /* Facilitydataarray */ |
| 673 | ); |
| 674 | send_message(card, &cmsg); |
| 675 | plci_change_state(card, ncci->plcip, EV_PLCI_DISCONNECT_REQ); |
| 676 | |
| 677 | cmd.command = ISDN_STAT_BHUP; |
| 678 | cmd.driver = card->myid; |
| 679 | cmd.arg = ncci->chan; |
| 680 | card->interface.statcallb(&cmd); |
| 681 | free_ncci(card, ncci); |
| 682 | } |
| 683 | |
| 684 | /* ------------------------------------------------------------------ */ |
| 685 | |
| 686 | struct nccistatechange { |
| 687 | int actstate; |
| 688 | int nextstate; |
| 689 | int event; |
| 690 | void (*changefunc) (capidrv_contr * card, capidrv_ncci * ncci); |
| 691 | }; |
| 692 | |
| 693 | static struct nccistatechange nccitable[] = |
| 694 | { |
| 695 | /* N-0 */ |
| 696 | {ST_NCCI_NONE, ST_NCCI_OUTGOING, EV_NCCI_CONNECT_B3_REQ, NULL}, |
| 697 | {ST_NCCI_NONE, ST_NCCI_INCOMING, EV_NCCI_CONNECT_B3_IND, NULL}, |
| 698 | /* N-0.1 */ |
| 699 | {ST_NCCI_OUTGOING, ST_NCCI_ALLOCATED, EV_NCCI_CONNECT_B3_CONF_OK, NULL}, |
| 700 | {ST_NCCI_OUTGOING, ST_NCCI_NONE, EV_NCCI_CONNECT_B3_CONF_ERROR, n0}, |
| 701 | /* N-1 */ |
| 702 | {ST_NCCI_INCOMING, ST_NCCI_DISCONNECTING, EV_NCCI_CONNECT_B3_REJECT, NULL}, |
| 703 | {ST_NCCI_INCOMING, ST_NCCI_ALLOCATED, EV_NCCI_CONNECT_B3_RESP, NULL}, |
| 704 | {ST_NCCI_INCOMING, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, |
| 705 | {ST_NCCI_INCOMING, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, |
| 706 | /* N-2 */ |
| 707 | {ST_NCCI_ALLOCATED, ST_NCCI_ACTIVE, EV_NCCI_CONNECT_B3_ACTIVE_IND, NULL}, |
| 708 | {ST_NCCI_ALLOCATED, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, |
| 709 | {ST_NCCI_ALLOCATED, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, |
| 710 | /* N-ACT */ |
| 711 | {ST_NCCI_ACTIVE, ST_NCCI_ACTIVE, EV_NCCI_RESET_B3_IND, NULL}, |
| 712 | {ST_NCCI_ACTIVE, ST_NCCI_RESETING, EV_NCCI_RESET_B3_REQ, NULL}, |
| 713 | {ST_NCCI_ACTIVE, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, |
| 714 | {ST_NCCI_ACTIVE, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, |
| 715 | /* N-3 */ |
| 716 | {ST_NCCI_RESETING, ST_NCCI_ACTIVE, EV_NCCI_RESET_B3_IND, NULL}, |
| 717 | {ST_NCCI_RESETING, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, |
| 718 | {ST_NCCI_RESETING, ST_NCCI_DISCONNECTING, EV_NCCI_DISCONNECT_B3_REQ, NULL}, |
| 719 | /* N-4 */ |
| 720 | {ST_NCCI_DISCONNECTING, ST_NCCI_DISCONNECTED, EV_NCCI_DISCONNECT_B3_IND, NULL}, |
| 721 | {ST_NCCI_DISCONNECTING, ST_NCCI_PREVIOUS, EV_NCCI_DISCONNECT_B3_CONF_ERROR,NULL}, |
| 722 | /* N-5 */ |
| 723 | {ST_NCCI_DISCONNECTED, ST_NCCI_NONE, EV_NCCI_DISCONNECT_B3_RESP, n0}, |
| 724 | {}, |
| 725 | }; |
| 726 | |
| 727 | static void ncci_change_state(capidrv_contr * card, capidrv_ncci * ncci, int event) |
| 728 | { |
| 729 | struct nccistatechange *p = nccitable; |
| 730 | while (p->event) { |
| 731 | if (ncci->state == p->actstate && p->event == event) { |
| 732 | if (debugmode) |
| 733 | printk(KERN_DEBUG "capidrv-%d: ncci_change_state:0x%x %d -> %d\n", |
| 734 | card->contrnr, ncci->ncci, ncci->state, p->nextstate); |
| 735 | if (p->nextstate == ST_NCCI_PREVIOUS) { |
| 736 | ncci->state = ncci->oldstate; |
| 737 | ncci->oldstate = p->actstate; |
| 738 | } else { |
| 739 | ncci->oldstate = p->actstate; |
| 740 | ncci->state = p->nextstate; |
| 741 | } |
| 742 | if (p->changefunc) |
| 743 | p->changefunc(card, ncci); |
| 744 | return; |
| 745 | } |
| 746 | p++; |
| 747 | } |
| 748 | printk(KERN_ERR "capidrv-%d: ncci_change_state:0x%x state=%d event=%d ????\n", |
| 749 | card->contrnr, ncci->ncci, ncci->state, event); |
| 750 | } |
| 751 | |
| 752 | /* ------------------------------------------------------------------- */ |
| 753 | |
| 754 | static inline int new_bchan(capidrv_contr * card) |
| 755 | { |
| 756 | int i; |
| 757 | for (i = 0; i < card->nbchan; i++) { |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 758 | if (card->bchans[i].plcip == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 759 | card->bchans[i].disconnecting = 0; |
| 760 | return i; |
| 761 | } |
| 762 | } |
| 763 | return -1; |
| 764 | } |
| 765 | |
| 766 | /* ------------------------------------------------------------------- */ |
| 767 | |
| 768 | static void handle_controller(_cmsg * cmsg) |
| 769 | { |
| 770 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); |
| 771 | |
| 772 | if (!card) { |
| 773 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", |
| 774 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 775 | cmsg->adr.adrController & 0x7f); |
| 776 | return; |
| 777 | } |
| 778 | switch (CAPICMD(cmsg->Command, cmsg->Subcommand)) { |
| 779 | |
| 780 | case CAPI_LISTEN_CONF: /* Controller */ |
| 781 | if (debugmode) |
| 782 | printk(KERN_DEBUG "capidrv-%d: listenconf Info=0x%4x (%s) cipmask=0x%x\n", |
| 783 | card->contrnr, cmsg->Info, capi_info2str(cmsg->Info), card->cipmask); |
| 784 | if (cmsg->Info) { |
| 785 | listen_change_state(card, EV_LISTEN_CONF_ERROR); |
| 786 | } else if (card->cipmask == 0) { |
| 787 | listen_change_state(card, EV_LISTEN_CONF_EMPTY); |
| 788 | } else { |
| 789 | listen_change_state(card, EV_LISTEN_CONF_OK); |
| 790 | } |
| 791 | break; |
| 792 | |
| 793 | case CAPI_MANUFACTURER_IND: /* Controller */ |
| 794 | if ( cmsg->ManuID == 0x214D5641 |
| 795 | && cmsg->Class == 0 |
| 796 | && cmsg->Function == 1) { |
| 797 | u8 *data = cmsg->ManuData+3; |
| 798 | u16 len = cmsg->ManuData[0]; |
| 799 | u16 layer; |
| 800 | int direction; |
| 801 | if (len == 255) { |
| 802 | len = (cmsg->ManuData[1] | (cmsg->ManuData[2] << 8)); |
| 803 | data += 2; |
| 804 | } |
| 805 | len -= 2; |
| 806 | layer = ((*(data-1)) << 8) | *(data-2); |
| 807 | if (layer & 0x300) |
| 808 | direction = (layer & 0x200) ? 0 : 1; |
| 809 | else direction = (layer & 0x800) ? 0 : 1; |
| 810 | if (layer & 0x0C00) { |
| 811 | if ((layer & 0xff) == 0x80) { |
| 812 | handle_dtrace_data(card, direction, 1, data, len); |
| 813 | break; |
| 814 | } |
| 815 | } else if ((layer & 0xff) < 0x80) { |
| 816 | handle_dtrace_data(card, direction, 0, data, len); |
| 817 | break; |
| 818 | } |
| 819 | printk(KERN_INFO "capidrv-%d: %s from controller 0x%x layer 0x%x, ignored\n", |
| 820 | card->contrnr, |
| 821 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 822 | cmsg->adr.adrController, layer); |
| 823 | break; |
| 824 | } |
| 825 | goto ignored; |
| 826 | case CAPI_MANUFACTURER_CONF: /* Controller */ |
| 827 | if (cmsg->ManuID == 0x214D5641) { |
| 828 | char *s = NULL; |
| 829 | switch (cmsg->Class) { |
| 830 | case 0: break; |
| 831 | case 1: s = "unknown class"; break; |
| 832 | case 2: s = "unknown function"; break; |
| 833 | default: s = "unkown error"; break; |
| 834 | } |
| 835 | if (s) |
| 836 | printk(KERN_INFO "capidrv-%d: %s from controller 0x%x function %d: %s\n", |
| 837 | card->contrnr, |
| 838 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 839 | cmsg->adr.adrController, |
| 840 | cmsg->Function, s); |
| 841 | break; |
| 842 | } |
| 843 | goto ignored; |
| 844 | case CAPI_FACILITY_IND: /* Controller/plci/ncci */ |
| 845 | goto ignored; |
| 846 | case CAPI_FACILITY_CONF: /* Controller/plci/ncci */ |
| 847 | goto ignored; |
| 848 | case CAPI_INFO_IND: /* Controller/plci */ |
| 849 | goto ignored; |
| 850 | case CAPI_INFO_CONF: /* Controller/plci */ |
| 851 | goto ignored; |
| 852 | |
| 853 | default: |
| 854 | printk(KERN_ERR "capidrv-%d: got %s from controller 0x%x ???", |
| 855 | card->contrnr, |
| 856 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 857 | cmsg->adr.adrController); |
| 858 | } |
| 859 | return; |
| 860 | |
| 861 | ignored: |
| 862 | printk(KERN_INFO "capidrv-%d: %s from controller 0x%x ignored\n", |
| 863 | card->contrnr, |
| 864 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 865 | cmsg->adr.adrController); |
| 866 | } |
| 867 | |
| 868 | static void handle_incoming_call(capidrv_contr * card, _cmsg * cmsg) |
| 869 | { |
| 870 | capidrv_plci *plcip; |
| 871 | capidrv_bchan *bchan; |
| 872 | isdn_ctrl cmd; |
| 873 | int chan; |
| 874 | |
| 875 | if ((chan = new_bchan(card)) == -1) { |
| 876 | printk(KERN_ERR "capidrv-%d: incoming call on not existing bchan ?\n", card->contrnr); |
| 877 | return; |
| 878 | } |
| 879 | bchan = &card->bchans[chan]; |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 880 | if ((plcip = new_plci(card, chan)) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 881 | printk(KERN_ERR "capidrv-%d: incoming call: no memory, sorry.\n", card->contrnr); |
| 882 | return; |
| 883 | } |
| 884 | bchan->incoming = 1; |
| 885 | plcip->plci = cmsg->adr.adrPLCI; |
| 886 | plci_change_state(card, plcip, EV_PLCI_CONNECT_IND); |
| 887 | |
| 888 | cmd.command = ISDN_STAT_ICALL; |
| 889 | cmd.driver = card->myid; |
| 890 | cmd.arg = chan; |
| 891 | memset(&cmd.parm.setup, 0, sizeof(cmd.parm.setup)); |
| 892 | strncpy(cmd.parm.setup.phone, |
| 893 | cmsg->CallingPartyNumber + 3, |
| 894 | cmsg->CallingPartyNumber[0] - 2); |
| 895 | strncpy(cmd.parm.setup.eazmsn, |
| 896 | cmsg->CalledPartyNumber + 2, |
| 897 | cmsg->CalledPartyNumber[0] - 1); |
| 898 | cmd.parm.setup.si1 = cip2si1(cmsg->CIPValue); |
| 899 | cmd.parm.setup.si2 = cip2si2(cmsg->CIPValue); |
| 900 | cmd.parm.setup.plan = cmsg->CallingPartyNumber[1]; |
| 901 | cmd.parm.setup.screen = cmsg->CallingPartyNumber[2]; |
| 902 | |
| 903 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s\n", |
| 904 | card->contrnr, |
| 905 | cmd.parm.setup.phone, |
| 906 | cmd.parm.setup.si1, |
| 907 | cmd.parm.setup.si2, |
| 908 | cmd.parm.setup.eazmsn); |
| 909 | |
| 910 | if (cmd.parm.setup.si1 == 1 && cmd.parm.setup.si2 != 0) { |
| 911 | printk(KERN_INFO "capidrv-%d: patching si2=%d to 0 for VBOX\n", |
| 912 | card->contrnr, |
| 913 | cmd.parm.setup.si2); |
| 914 | cmd.parm.setup.si2 = 0; |
| 915 | } |
| 916 | |
| 917 | switch (card->interface.statcallb(&cmd)) { |
| 918 | case 0: |
| 919 | case 3: |
| 920 | /* No device matching this call. |
| 921 | * and isdn_common.c has send a HANGUP command |
| 922 | * which is ignored in state ST_PLCI_INCOMING, |
| 923 | * so we send RESP to ignore the call |
| 924 | */ |
| 925 | capi_cmsg_answer(cmsg); |
| 926 | cmsg->Reject = 1; /* ignore */ |
| 927 | send_message(card, cmsg); |
| 928 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT); |
| 929 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s ignored\n", |
| 930 | card->contrnr, |
| 931 | cmd.parm.setup.phone, |
| 932 | cmd.parm.setup.si1, |
| 933 | cmd.parm.setup.si2, |
| 934 | cmd.parm.setup.eazmsn); |
| 935 | break; |
| 936 | case 1: |
| 937 | /* At least one device matching this call (RING on ttyI) |
| 938 | * HL-driver may send ALERTING on the D-channel in this |
| 939 | * case. |
| 940 | * really means: RING on ttyI or a net interface |
| 941 | * accepted this call already. |
| 942 | * |
| 943 | * If the call was accepted, state has already changed, |
| 944 | * and CONNECT_RESP already sent. |
| 945 | */ |
| 946 | if (plcip->state == ST_PLCI_INCOMING) { |
| 947 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s tty alerting\n", |
| 948 | card->contrnr, |
| 949 | cmd.parm.setup.phone, |
| 950 | cmd.parm.setup.si1, |
| 951 | cmd.parm.setup.si2, |
| 952 | cmd.parm.setup.eazmsn); |
| 953 | capi_fill_ALERT_REQ(cmsg, |
| 954 | global.ap.applid, |
| 955 | card->msgid++, |
| 956 | plcip->plci, /* adr */ |
| 957 | NULL,/* BChannelinformation */ |
| 958 | NULL,/* Keypadfacility */ |
| 959 | NULL,/* Useruserdata */ |
| 960 | NULL /* Facilitydataarray */ |
| 961 | ); |
| 962 | plcip->msgid = cmsg->Messagenumber; |
| 963 | send_message(card, cmsg); |
| 964 | } else { |
| 965 | printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s on netdev\n", |
| 966 | card->contrnr, |
| 967 | cmd.parm.setup.phone, |
| 968 | cmd.parm.setup.si1, |
| 969 | cmd.parm.setup.si2, |
| 970 | cmd.parm.setup.eazmsn); |
| 971 | } |
| 972 | break; |
| 973 | |
| 974 | case 2: /* Call will be rejected. */ |
| 975 | capi_cmsg_answer(cmsg); |
| 976 | cmsg->Reject = 2; /* reject call, normal call clearing */ |
| 977 | send_message(card, cmsg); |
| 978 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT); |
| 979 | break; |
| 980 | |
| 981 | default: |
| 982 | /* An error happened. (Invalid parameters for example.) */ |
| 983 | capi_cmsg_answer(cmsg); |
| 984 | cmsg->Reject = 8; /* reject call, |
| 985 | destination out of order */ |
| 986 | send_message(card, cmsg); |
| 987 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT); |
| 988 | break; |
| 989 | } |
| 990 | return; |
| 991 | } |
| 992 | |
| 993 | static void handle_plci(_cmsg * cmsg) |
| 994 | { |
| 995 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); |
| 996 | capidrv_plci *plcip; |
| 997 | isdn_ctrl cmd; |
Karsten Keil | 17f0cd2 | 2007-02-28 20:13:50 -0800 | [diff] [blame] | 998 | _cdebbuf *cdb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 999 | |
| 1000 | if (!card) { |
| 1001 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", |
| 1002 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1003 | cmsg->adr.adrController & 0x7f); |
| 1004 | return; |
| 1005 | } |
| 1006 | switch (CAPICMD(cmsg->Command, cmsg->Subcommand)) { |
| 1007 | |
| 1008 | case CAPI_DISCONNECT_IND: /* plci */ |
| 1009 | if (cmsg->Reason) { |
| 1010 | printk(KERN_INFO "capidrv-%d: %s reason 0x%x (%s) for plci 0x%x\n", |
| 1011 | card->contrnr, |
| 1012 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1013 | cmsg->Reason, capi_info2str(cmsg->Reason), cmsg->adr.adrPLCI); |
| 1014 | } |
| 1015 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) { |
| 1016 | capi_cmsg_answer(cmsg); |
| 1017 | send_message(card, cmsg); |
| 1018 | goto notfound; |
| 1019 | } |
| 1020 | card->bchans[plcip->chan].disconnecting = 1; |
| 1021 | plci_change_state(card, plcip, EV_PLCI_DISCONNECT_IND); |
| 1022 | capi_cmsg_answer(cmsg); |
| 1023 | send_message(card, cmsg); |
| 1024 | plci_change_state(card, plcip, EV_PLCI_DISCONNECT_RESP); |
| 1025 | break; |
| 1026 | |
| 1027 | case CAPI_DISCONNECT_CONF: /* plci */ |
| 1028 | if (cmsg->Info) { |
| 1029 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for plci 0x%x\n", |
| 1030 | card->contrnr, |
| 1031 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1032 | cmsg->Info, capi_info2str(cmsg->Info), |
| 1033 | cmsg->adr.adrPLCI); |
| 1034 | } |
| 1035 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) |
| 1036 | goto notfound; |
| 1037 | |
| 1038 | card->bchans[plcip->chan].disconnecting = 1; |
| 1039 | break; |
| 1040 | |
| 1041 | case CAPI_ALERT_CONF: /* plci */ |
| 1042 | if (cmsg->Info) { |
| 1043 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for plci 0x%x\n", |
| 1044 | card->contrnr, |
| 1045 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1046 | cmsg->Info, capi_info2str(cmsg->Info), |
| 1047 | cmsg->adr.adrPLCI); |
| 1048 | } |
| 1049 | break; |
| 1050 | |
| 1051 | case CAPI_CONNECT_IND: /* plci */ |
| 1052 | handle_incoming_call(card, cmsg); |
| 1053 | break; |
| 1054 | |
| 1055 | case CAPI_CONNECT_CONF: /* plci */ |
| 1056 | if (cmsg->Info) { |
| 1057 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for plci 0x%x\n", |
| 1058 | card->contrnr, |
| 1059 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1060 | cmsg->Info, capi_info2str(cmsg->Info), |
| 1061 | cmsg->adr.adrPLCI); |
| 1062 | } |
| 1063 | if (!(plcip = find_plci_by_msgid(card, cmsg->Messagenumber))) |
| 1064 | goto notfound; |
| 1065 | |
| 1066 | plcip->plci = cmsg->adr.adrPLCI; |
| 1067 | if (cmsg->Info) { |
| 1068 | plci_change_state(card, plcip, EV_PLCI_CONNECT_CONF_ERROR); |
| 1069 | } else { |
| 1070 | plci_change_state(card, plcip, EV_PLCI_CONNECT_CONF_OK); |
| 1071 | } |
| 1072 | break; |
| 1073 | |
| 1074 | case CAPI_CONNECT_ACTIVE_IND: /* plci */ |
| 1075 | |
| 1076 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) |
| 1077 | goto notfound; |
| 1078 | |
| 1079 | if (card->bchans[plcip->chan].incoming) { |
| 1080 | capi_cmsg_answer(cmsg); |
| 1081 | send_message(card, cmsg); |
| 1082 | plci_change_state(card, plcip, EV_PLCI_CONNECT_ACTIVE_IND); |
| 1083 | } else { |
| 1084 | capidrv_ncci *nccip; |
| 1085 | capi_cmsg_answer(cmsg); |
| 1086 | send_message(card, cmsg); |
| 1087 | |
| 1088 | nccip = new_ncci(card, plcip, cmsg->adr.adrPLCI); |
| 1089 | |
| 1090 | if (!nccip) { |
| 1091 | printk(KERN_ERR "capidrv-%d: no mem for ncci, sorry\n", card->contrnr); |
| 1092 | break; /* $$$$ */ |
| 1093 | } |
| 1094 | capi_fill_CONNECT_B3_REQ(cmsg, |
| 1095 | global.ap.applid, |
| 1096 | card->msgid++, |
| 1097 | plcip->plci, /* adr */ |
| 1098 | NULL /* NCPI */ |
| 1099 | ); |
| 1100 | nccip->msgid = cmsg->Messagenumber; |
| 1101 | send_message(card, cmsg); |
| 1102 | cmd.command = ISDN_STAT_DCONN; |
| 1103 | cmd.driver = card->myid; |
| 1104 | cmd.arg = plcip->chan; |
| 1105 | card->interface.statcallb(&cmd); |
| 1106 | plci_change_state(card, plcip, EV_PLCI_CONNECT_ACTIVE_IND); |
| 1107 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_REQ); |
| 1108 | } |
| 1109 | break; |
| 1110 | |
| 1111 | case CAPI_INFO_IND: /* Controller/plci */ |
| 1112 | |
| 1113 | if (!(plcip = find_plci_by_plci(card, cmsg->adr.adrPLCI))) |
| 1114 | goto notfound; |
| 1115 | |
| 1116 | if (cmsg->InfoNumber == 0x4000) { |
| 1117 | if (cmsg->InfoElement[0] == 4) { |
| 1118 | cmd.command = ISDN_STAT_CINF; |
| 1119 | cmd.driver = card->myid; |
| 1120 | cmd.arg = plcip->chan; |
| 1121 | sprintf(cmd.parm.num, "%lu", |
| 1122 | (unsigned long) |
| 1123 | ((u32) cmsg->InfoElement[1] |
| 1124 | | ((u32) (cmsg->InfoElement[2]) << 8) |
| 1125 | | ((u32) (cmsg->InfoElement[3]) << 16) |
| 1126 | | ((u32) (cmsg->InfoElement[4]) << 24))); |
| 1127 | card->interface.statcallb(&cmd); |
| 1128 | break; |
| 1129 | } |
| 1130 | } |
Karsten Keil | 17f0cd2 | 2007-02-28 20:13:50 -0800 | [diff] [blame] | 1131 | cdb = capi_cmsg2str(cmsg); |
| 1132 | if (cdb) { |
| 1133 | printk(KERN_WARNING "capidrv-%d: %s\n", |
| 1134 | card->contrnr, cdb->buf); |
| 1135 | cdebbuf_free(cdb); |
| 1136 | } else |
| 1137 | printk(KERN_WARNING "capidrv-%d: CAPI_INFO_IND InfoNumber %x not handled\n", |
| 1138 | card->contrnr, cmsg->InfoNumber); |
| 1139 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1140 | break; |
| 1141 | |
| 1142 | case CAPI_CONNECT_ACTIVE_CONF: /* plci */ |
| 1143 | goto ignored; |
| 1144 | case CAPI_SELECT_B_PROTOCOL_CONF: /* plci */ |
| 1145 | goto ignored; |
| 1146 | case CAPI_FACILITY_IND: /* Controller/plci/ncci */ |
| 1147 | goto ignored; |
| 1148 | case CAPI_FACILITY_CONF: /* Controller/plci/ncci */ |
| 1149 | goto ignored; |
| 1150 | |
| 1151 | case CAPI_INFO_CONF: /* Controller/plci */ |
| 1152 | goto ignored; |
| 1153 | |
| 1154 | default: |
| 1155 | printk(KERN_ERR "capidrv-%d: got %s for plci 0x%x ???", |
| 1156 | card->contrnr, |
| 1157 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1158 | cmsg->adr.adrPLCI); |
| 1159 | } |
| 1160 | return; |
| 1161 | ignored: |
| 1162 | printk(KERN_INFO "capidrv-%d: %s for plci 0x%x ignored\n", |
| 1163 | card->contrnr, |
| 1164 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1165 | cmsg->adr.adrPLCI); |
| 1166 | return; |
| 1167 | notfound: |
| 1168 | printk(KERN_ERR "capidrv-%d: %s: plci 0x%x not found\n", |
| 1169 | card->contrnr, |
| 1170 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1171 | cmsg->adr.adrPLCI); |
| 1172 | return; |
| 1173 | } |
| 1174 | |
| 1175 | static void handle_ncci(_cmsg * cmsg) |
| 1176 | { |
| 1177 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); |
| 1178 | capidrv_plci *plcip; |
| 1179 | capidrv_ncci *nccip; |
| 1180 | isdn_ctrl cmd; |
| 1181 | int len; |
| 1182 | |
| 1183 | if (!card) { |
| 1184 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", |
| 1185 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1186 | cmsg->adr.adrController & 0x7f); |
| 1187 | return; |
| 1188 | } |
| 1189 | switch (CAPICMD(cmsg->Command, cmsg->Subcommand)) { |
| 1190 | |
| 1191 | case CAPI_CONNECT_B3_ACTIVE_IND: /* ncci */ |
| 1192 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) |
| 1193 | goto notfound; |
| 1194 | |
| 1195 | capi_cmsg_answer(cmsg); |
| 1196 | send_message(card, cmsg); |
| 1197 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_ACTIVE_IND); |
| 1198 | |
| 1199 | cmd.command = ISDN_STAT_BCONN; |
| 1200 | cmd.driver = card->myid; |
| 1201 | cmd.arg = nccip->chan; |
| 1202 | card->interface.statcallb(&cmd); |
| 1203 | |
| 1204 | printk(KERN_INFO "capidrv-%d: chan %d up with ncci 0x%x\n", |
| 1205 | card->contrnr, nccip->chan, nccip->ncci); |
| 1206 | break; |
| 1207 | |
| 1208 | case CAPI_CONNECT_B3_ACTIVE_CONF: /* ncci */ |
| 1209 | goto ignored; |
| 1210 | |
| 1211 | case CAPI_CONNECT_B3_IND: /* ncci */ |
| 1212 | |
| 1213 | plcip = find_plci_by_ncci(card, cmsg->adr.adrNCCI); |
| 1214 | if (plcip) { |
| 1215 | nccip = new_ncci(card, plcip, cmsg->adr.adrNCCI); |
| 1216 | if (nccip) { |
| 1217 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_IND); |
| 1218 | capi_fill_CONNECT_B3_RESP(cmsg, |
| 1219 | global.ap.applid, |
| 1220 | card->msgid++, |
| 1221 | nccip->ncci, /* adr */ |
| 1222 | 0, /* Reject */ |
| 1223 | NULL /* NCPI */ |
| 1224 | ); |
| 1225 | send_message(card, cmsg); |
| 1226 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_RESP); |
| 1227 | break; |
| 1228 | } |
| 1229 | printk(KERN_ERR "capidrv-%d: no mem for ncci, sorry\n", card->contrnr); |
| 1230 | } else { |
| 1231 | printk(KERN_ERR "capidrv-%d: %s: plci for ncci 0x%x not found\n", |
| 1232 | card->contrnr, |
| 1233 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1234 | cmsg->adr.adrNCCI); |
| 1235 | } |
| 1236 | capi_fill_CONNECT_B3_RESP(cmsg, |
| 1237 | global.ap.applid, |
| 1238 | card->msgid++, |
| 1239 | cmsg->adr.adrNCCI, |
| 1240 | 2, /* Reject */ |
| 1241 | NULL /* NCPI */ |
| 1242 | ); |
| 1243 | send_message(card, cmsg); |
| 1244 | break; |
| 1245 | |
| 1246 | case CAPI_CONNECT_B3_CONF: /* ncci */ |
| 1247 | |
| 1248 | if (!(nccip = find_ncci_by_msgid(card, |
| 1249 | cmsg->adr.adrNCCI, |
| 1250 | cmsg->Messagenumber))) |
| 1251 | goto notfound; |
| 1252 | |
| 1253 | nccip->ncci = cmsg->adr.adrNCCI; |
| 1254 | if (cmsg->Info) { |
| 1255 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for ncci 0x%x\n", |
| 1256 | card->contrnr, |
| 1257 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1258 | cmsg->Info, capi_info2str(cmsg->Info), |
| 1259 | cmsg->adr.adrNCCI); |
| 1260 | } |
| 1261 | |
| 1262 | if (cmsg->Info) |
| 1263 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_CONF_ERROR); |
| 1264 | else |
| 1265 | ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_CONF_OK); |
| 1266 | break; |
| 1267 | |
| 1268 | case CAPI_CONNECT_B3_T90_ACTIVE_IND: /* ncci */ |
| 1269 | capi_cmsg_answer(cmsg); |
| 1270 | send_message(card, cmsg); |
| 1271 | break; |
| 1272 | |
| 1273 | case CAPI_DATA_B3_IND: /* ncci */ |
| 1274 | /* handled in handle_data() */ |
| 1275 | goto ignored; |
| 1276 | |
| 1277 | case CAPI_DATA_B3_CONF: /* ncci */ |
| 1278 | if (cmsg->Info) { |
| 1279 | printk(KERN_WARNING "CAPI_DATA_B3_CONF: Info %x - %s\n", |
| 1280 | cmsg->Info, capi_info2str(cmsg->Info)); |
| 1281 | } |
| 1282 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) |
| 1283 | goto notfound; |
| 1284 | |
| 1285 | len = capidrv_del_ack(nccip, cmsg->DataHandle); |
| 1286 | if (len < 0) |
| 1287 | break; |
| 1288 | cmd.command = ISDN_STAT_BSENT; |
| 1289 | cmd.driver = card->myid; |
| 1290 | cmd.arg = nccip->chan; |
| 1291 | cmd.parm.length = len; |
| 1292 | card->interface.statcallb(&cmd); |
| 1293 | break; |
| 1294 | |
| 1295 | case CAPI_DISCONNECT_B3_IND: /* ncci */ |
| 1296 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) |
| 1297 | goto notfound; |
| 1298 | |
| 1299 | card->bchans[nccip->chan].disconnecting = 1; |
| 1300 | ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_IND); |
| 1301 | capi_cmsg_answer(cmsg); |
| 1302 | send_message(card, cmsg); |
| 1303 | ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_RESP); |
| 1304 | break; |
| 1305 | |
| 1306 | case CAPI_DISCONNECT_B3_CONF: /* ncci */ |
| 1307 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) |
| 1308 | goto notfound; |
| 1309 | if (cmsg->Info) { |
| 1310 | printk(KERN_INFO "capidrv-%d: %s info 0x%x (%s) for ncci 0x%x\n", |
| 1311 | card->contrnr, |
| 1312 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1313 | cmsg->Info, capi_info2str(cmsg->Info), |
| 1314 | cmsg->adr.adrNCCI); |
| 1315 | ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_CONF_ERROR); |
| 1316 | } |
| 1317 | break; |
| 1318 | |
| 1319 | case CAPI_RESET_B3_IND: /* ncci */ |
| 1320 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) |
| 1321 | goto notfound; |
| 1322 | ncci_change_state(card, nccip, EV_NCCI_RESET_B3_IND); |
| 1323 | capi_cmsg_answer(cmsg); |
| 1324 | send_message(card, cmsg); |
| 1325 | break; |
| 1326 | |
| 1327 | case CAPI_RESET_B3_CONF: /* ncci */ |
| 1328 | goto ignored; /* $$$$ */ |
| 1329 | |
| 1330 | case CAPI_FACILITY_IND: /* Controller/plci/ncci */ |
| 1331 | goto ignored; |
| 1332 | case CAPI_FACILITY_CONF: /* Controller/plci/ncci */ |
| 1333 | goto ignored; |
| 1334 | |
| 1335 | default: |
| 1336 | printk(KERN_ERR "capidrv-%d: got %s for ncci 0x%x ???", |
| 1337 | card->contrnr, |
| 1338 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1339 | cmsg->adr.adrNCCI); |
| 1340 | } |
| 1341 | return; |
| 1342 | ignored: |
| 1343 | printk(KERN_INFO "capidrv-%d: %s for ncci 0x%x ignored\n", |
| 1344 | card->contrnr, |
| 1345 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1346 | cmsg->adr.adrNCCI); |
| 1347 | return; |
| 1348 | notfound: |
| 1349 | printk(KERN_ERR "capidrv-%d: %s: ncci 0x%x not found\n", |
| 1350 | card->contrnr, |
| 1351 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1352 | cmsg->adr.adrNCCI); |
| 1353 | } |
| 1354 | |
| 1355 | |
| 1356 | static void handle_data(_cmsg * cmsg, struct sk_buff *skb) |
| 1357 | { |
| 1358 | capidrv_contr *card = findcontrbynumber(cmsg->adr.adrController & 0x7f); |
| 1359 | capidrv_ncci *nccip; |
| 1360 | |
| 1361 | if (!card) { |
| 1362 | printk(KERN_ERR "capidrv: %s from unknown controller 0x%x\n", |
| 1363 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1364 | cmsg->adr.adrController & 0x7f); |
| 1365 | kfree_skb(skb); |
| 1366 | return; |
| 1367 | } |
| 1368 | if (!(nccip = find_ncci(card, cmsg->adr.adrNCCI))) { |
| 1369 | printk(KERN_ERR "capidrv-%d: %s: ncci 0x%x not found\n", |
| 1370 | card->contrnr, |
| 1371 | capi_cmd2str(cmsg->Command, cmsg->Subcommand), |
| 1372 | cmsg->adr.adrNCCI); |
| 1373 | kfree_skb(skb); |
| 1374 | return; |
| 1375 | } |
| 1376 | (void) skb_pull(skb, CAPIMSG_LEN(skb->data)); |
| 1377 | card->interface.rcvcallb_skb(card->myid, nccip->chan, skb); |
| 1378 | capi_cmsg_answer(cmsg); |
| 1379 | send_message(card, cmsg); |
| 1380 | } |
| 1381 | |
| 1382 | static _cmsg s_cmsg; |
| 1383 | |
| 1384 | static void capidrv_recv_message(struct capi20_appl *ap, struct sk_buff *skb) |
| 1385 | { |
| 1386 | capi_message2cmsg(&s_cmsg, skb->data); |
Karsten Keil | 17f0cd2 | 2007-02-28 20:13:50 -0800 | [diff] [blame] | 1387 | if (debugmode > 3) { |
| 1388 | _cdebbuf *cdb = capi_cmsg2str(&s_cmsg); |
| 1389 | |
| 1390 | if (cdb) { |
Harvey Harrison | 156f1ed | 2008-04-28 02:14:40 -0700 | [diff] [blame] | 1391 | printk(KERN_DEBUG "%s: applid=%d %s\n", __func__, |
Karsten Keil | 17f0cd2 | 2007-02-28 20:13:50 -0800 | [diff] [blame] | 1392 | ap->applid, cdb->buf); |
| 1393 | cdebbuf_free(cdb); |
| 1394 | } else |
| 1395 | printk(KERN_DEBUG "%s: applid=%d %s not traced\n", |
Harvey Harrison | 156f1ed | 2008-04-28 02:14:40 -0700 | [diff] [blame] | 1396 | __func__, ap->applid, |
Karsten Keil | 17f0cd2 | 2007-02-28 20:13:50 -0800 | [diff] [blame] | 1397 | capi_cmd2str(s_cmsg.Command, s_cmsg.Subcommand)); |
| 1398 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1399 | if (s_cmsg.Command == CAPI_DATA_B3 |
| 1400 | && s_cmsg.Subcommand == CAPI_IND) { |
| 1401 | handle_data(&s_cmsg, skb); |
| 1402 | return; |
| 1403 | } |
| 1404 | if ((s_cmsg.adr.adrController & 0xffffff00) == 0) |
| 1405 | handle_controller(&s_cmsg); |
| 1406 | else if ((s_cmsg.adr.adrPLCI & 0xffff0000) == 0) |
| 1407 | handle_plci(&s_cmsg); |
| 1408 | else |
| 1409 | handle_ncci(&s_cmsg); |
| 1410 | /* |
| 1411 | * data of skb used in s_cmsg, |
| 1412 | * free data when s_cmsg is not used again |
| 1413 | * thanks to Lars Heete <hel@admin.de> |
| 1414 | */ |
| 1415 | kfree_skb(skb); |
| 1416 | } |
| 1417 | |
| 1418 | /* ------------------------------------------------------------------- */ |
| 1419 | |
| 1420 | #define PUTBYTE_TO_STATUS(card, byte) \ |
| 1421 | do { \ |
| 1422 | *(card)->q931_write++ = (byte); \ |
| 1423 | if ((card)->q931_write > (card)->q931_end) \ |
| 1424 | (card)->q931_write = (card)->q931_buf; \ |
| 1425 | } while (0) |
| 1426 | |
| 1427 | static void handle_dtrace_data(capidrv_contr *card, |
| 1428 | int send, int level2, u8 *data, u16 len) |
| 1429 | { |
| 1430 | u8 *p, *end; |
| 1431 | isdn_ctrl cmd; |
| 1432 | |
| 1433 | if (!len) { |
| 1434 | printk(KERN_DEBUG "capidrv-%d: avmb1_q931_data: len == %d\n", |
| 1435 | card->contrnr, len); |
| 1436 | return; |
| 1437 | } |
| 1438 | |
| 1439 | if (level2) { |
| 1440 | PUTBYTE_TO_STATUS(card, 'D'); |
| 1441 | PUTBYTE_TO_STATUS(card, '2'); |
| 1442 | PUTBYTE_TO_STATUS(card, send ? '>' : '<'); |
| 1443 | PUTBYTE_TO_STATUS(card, ':'); |
| 1444 | } else { |
| 1445 | PUTBYTE_TO_STATUS(card, 'D'); |
| 1446 | PUTBYTE_TO_STATUS(card, '3'); |
| 1447 | PUTBYTE_TO_STATUS(card, send ? '>' : '<'); |
| 1448 | PUTBYTE_TO_STATUS(card, ':'); |
| 1449 | } |
| 1450 | |
| 1451 | for (p = data, end = data+len; p < end; p++) { |
| 1452 | u8 w; |
| 1453 | PUTBYTE_TO_STATUS(card, ' '); |
| 1454 | w = (*p >> 4) & 0xf; |
| 1455 | PUTBYTE_TO_STATUS(card, (w < 10) ? '0'+w : 'A'-10+w); |
| 1456 | w = *p & 0xf; |
| 1457 | PUTBYTE_TO_STATUS(card, (w < 10) ? '0'+w : 'A'-10+w); |
| 1458 | } |
| 1459 | PUTBYTE_TO_STATUS(card, '\n'); |
| 1460 | |
| 1461 | cmd.command = ISDN_STAT_STAVAIL; |
| 1462 | cmd.driver = card->myid; |
| 1463 | cmd.arg = len*3+5; |
| 1464 | card->interface.statcallb(&cmd); |
| 1465 | } |
| 1466 | |
| 1467 | /* ------------------------------------------------------------------- */ |
| 1468 | |
| 1469 | static _cmsg cmdcmsg; |
| 1470 | |
| 1471 | static int capidrv_ioctl(isdn_ctrl * c, capidrv_contr * card) |
| 1472 | { |
| 1473 | switch (c->arg) { |
| 1474 | case 1: |
| 1475 | debugmode = (int)(*((unsigned int *)c->parm.num)); |
| 1476 | printk(KERN_DEBUG "capidrv-%d: debugmode=%d\n", |
| 1477 | card->contrnr, debugmode); |
| 1478 | return 0; |
| 1479 | default: |
| 1480 | printk(KERN_DEBUG "capidrv-%d: capidrv_ioctl(%ld) called ??\n", |
| 1481 | card->contrnr, c->arg); |
| 1482 | return -EINVAL; |
| 1483 | } |
| 1484 | return -EINVAL; |
| 1485 | } |
| 1486 | |
| 1487 | /* |
| 1488 | * Handle leased lines (CAPI-Bundling) |
| 1489 | */ |
| 1490 | |
| 1491 | struct internal_bchannelinfo { |
| 1492 | unsigned short channelalloc; |
| 1493 | unsigned short operation; |
| 1494 | unsigned char cmask[31]; |
| 1495 | }; |
| 1496 | |
| 1497 | static int decodeFVteln(char *teln, unsigned long *bmaskp, int *activep) |
| 1498 | { |
| 1499 | unsigned long bmask = 0; |
| 1500 | int active = !0; |
| 1501 | char *s; |
| 1502 | int i; |
| 1503 | |
| 1504 | if (strncmp(teln, "FV:", 3) != 0) |
| 1505 | return 1; |
| 1506 | s = teln + 3; |
| 1507 | while (*s && *s == ' ') s++; |
| 1508 | if (!*s) return -2; |
| 1509 | if (*s == 'p' || *s == 'P') { |
| 1510 | active = 0; |
| 1511 | s++; |
| 1512 | } |
| 1513 | if (*s == 'a' || *s == 'A') { |
| 1514 | active = !0; |
| 1515 | s++; |
| 1516 | } |
| 1517 | while (*s) { |
| 1518 | int digit1 = 0; |
| 1519 | int digit2 = 0; |
| 1520 | if (!isdigit(*s)) return -3; |
| 1521 | while (isdigit(*s)) { digit1 = digit1*10 + (*s - '0'); s++; } |
| 1522 | if (digit1 <= 0 && digit1 > 30) return -4; |
| 1523 | if (*s == 0 || *s == ',' || *s == ' ') { |
| 1524 | bmask |= (1 << digit1); |
| 1525 | digit1 = 0; |
| 1526 | if (*s) s++; |
| 1527 | continue; |
| 1528 | } |
| 1529 | if (*s != '-') return -5; |
| 1530 | s++; |
| 1531 | if (!isdigit(*s)) return -3; |
| 1532 | while (isdigit(*s)) { digit2 = digit2*10 + (*s - '0'); s++; } |
| 1533 | if (digit2 <= 0 && digit2 > 30) return -4; |
| 1534 | if (*s == 0 || *s == ',' || *s == ' ') { |
| 1535 | if (digit1 > digit2) |
| 1536 | for (i = digit2; i <= digit1 ; i++) |
| 1537 | bmask |= (1 << i); |
| 1538 | else |
| 1539 | for (i = digit1; i <= digit2 ; i++) |
| 1540 | bmask |= (1 << i); |
| 1541 | digit1 = digit2 = 0; |
| 1542 | if (*s) s++; |
| 1543 | continue; |
| 1544 | } |
| 1545 | return -6; |
| 1546 | } |
| 1547 | if (activep) *activep = active; |
| 1548 | if (bmaskp) *bmaskp = bmask; |
| 1549 | return 0; |
| 1550 | } |
| 1551 | |
| 1552 | static int FVteln2capi20(char *teln, u8 AdditionalInfo[1+2+2+31]) |
| 1553 | { |
| 1554 | unsigned long bmask; |
| 1555 | int active; |
| 1556 | int rc, i; |
| 1557 | |
| 1558 | rc = decodeFVteln(teln, &bmask, &active); |
| 1559 | if (rc) return rc; |
| 1560 | /* Length */ |
| 1561 | AdditionalInfo[0] = 2+2+31; |
| 1562 | /* Channel: 3 => use channel allocation */ |
| 1563 | AdditionalInfo[1] = 3; AdditionalInfo[2] = 0; |
| 1564 | /* Operation: 0 => DTE mode, 1 => DCE mode */ |
| 1565 | if (active) { |
| 1566 | AdditionalInfo[3] = 0; AdditionalInfo[4] = 0; |
| 1567 | } else { |
| 1568 | AdditionalInfo[3] = 1; AdditionalInfo[4] = 0; |
| 1569 | } |
| 1570 | /* Channel mask array */ |
| 1571 | AdditionalInfo[5] = 0; /* no D-Channel */ |
| 1572 | for (i=1; i <= 30; i++) |
| 1573 | AdditionalInfo[5+i] = (bmask & (1 << i)) ? 0xff : 0; |
| 1574 | return 0; |
| 1575 | } |
| 1576 | |
| 1577 | static int capidrv_command(isdn_ctrl * c, capidrv_contr * card) |
| 1578 | { |
| 1579 | isdn_ctrl cmd; |
| 1580 | struct capidrv_bchan *bchan; |
| 1581 | struct capidrv_plci *plcip; |
| 1582 | u8 AdditionalInfo[1+2+2+31]; |
| 1583 | int rc, isleasedline = 0; |
| 1584 | |
| 1585 | if (c->command == ISDN_CMD_IOCTL) |
| 1586 | return capidrv_ioctl(c, card); |
| 1587 | |
| 1588 | switch (c->command) { |
| 1589 | case ISDN_CMD_DIAL:{ |
| 1590 | u8 calling[ISDN_MSNLEN + 3]; |
| 1591 | u8 called[ISDN_MSNLEN + 2]; |
| 1592 | |
| 1593 | if (debugmode) |
| 1594 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_DIAL(ch=%ld,\"%s,%d,%d,%s\")\n", |
| 1595 | card->contrnr, |
| 1596 | c->arg, |
| 1597 | c->parm.setup.phone, |
| 1598 | c->parm.setup.si1, |
| 1599 | c->parm.setup.si2, |
| 1600 | c->parm.setup.eazmsn); |
| 1601 | |
| 1602 | bchan = &card->bchans[c->arg % card->nbchan]; |
| 1603 | |
| 1604 | if (bchan->plcip) { |
| 1605 | printk(KERN_ERR "capidrv-%d: dail ch=%ld,\"%s,%d,%d,%s\" in use (plci=0x%x)\n", |
| 1606 | card->contrnr, |
| 1607 | c->arg, |
| 1608 | c->parm.setup.phone, |
| 1609 | c->parm.setup.si1, |
| 1610 | c->parm.setup.si2, |
| 1611 | c->parm.setup.eazmsn, |
| 1612 | bchan->plcip->plci); |
| 1613 | return 0; |
| 1614 | } |
| 1615 | bchan->si1 = c->parm.setup.si1; |
| 1616 | bchan->si2 = c->parm.setup.si2; |
| 1617 | |
| 1618 | strncpy(bchan->num, c->parm.setup.phone, sizeof(bchan->num)); |
| 1619 | strncpy(bchan->mynum, c->parm.setup.eazmsn, sizeof(bchan->mynum)); |
| 1620 | rc = FVteln2capi20(bchan->num, AdditionalInfo); |
| 1621 | isleasedline = (rc == 0); |
| 1622 | if (rc < 0) |
| 1623 | printk(KERN_ERR "capidrv-%d: WARNING: invalid leased linedefinition \"%s\"\n", card->contrnr, bchan->num); |
| 1624 | |
| 1625 | if (isleasedline) { |
| 1626 | calling[0] = 0; |
| 1627 | called[0] = 0; |
| 1628 | if (debugmode) |
| 1629 | printk(KERN_DEBUG "capidrv-%d: connecting leased line\n", card->contrnr); |
| 1630 | } else { |
| 1631 | calling[0] = strlen(bchan->mynum) + 2; |
| 1632 | calling[1] = 0; |
| 1633 | calling[2] = 0x80; |
| 1634 | strncpy(calling + 3, bchan->mynum, ISDN_MSNLEN); |
| 1635 | called[0] = strlen(bchan->num) + 1; |
| 1636 | called[1] = 0x80; |
| 1637 | strncpy(called + 2, bchan->num, ISDN_MSNLEN); |
| 1638 | } |
| 1639 | |
| 1640 | capi_fill_CONNECT_REQ(&cmdcmsg, |
| 1641 | global.ap.applid, |
| 1642 | card->msgid++, |
| 1643 | card->contrnr, /* adr */ |
| 1644 | si2cip(bchan->si1, bchan->si2), /* cipvalue */ |
| 1645 | called, /* CalledPartyNumber */ |
| 1646 | calling, /* CallingPartyNumber */ |
| 1647 | NULL, /* CalledPartySubaddress */ |
| 1648 | NULL, /* CallingPartySubaddress */ |
| 1649 | b1prot(bchan->l2, bchan->l3), /* B1protocol */ |
| 1650 | b2prot(bchan->l2, bchan->l3), /* B2protocol */ |
| 1651 | b3prot(bchan->l2, bchan->l3), /* B3protocol */ |
| 1652 | b1config(bchan->l2, bchan->l3), /* B1configuration */ |
| 1653 | NULL, /* B2configuration */ |
| 1654 | NULL, /* B3configuration */ |
| 1655 | NULL, /* BC */ |
| 1656 | NULL, /* LLC */ |
| 1657 | NULL, /* HLC */ |
| 1658 | /* BChannelinformation */ |
| 1659 | isleasedline ? AdditionalInfo : NULL, |
| 1660 | NULL, /* Keypadfacility */ |
| 1661 | NULL, /* Useruserdata */ |
| 1662 | NULL /* Facilitydataarray */ |
| 1663 | ); |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 1664 | if ((plcip = new_plci(card, (c->arg % card->nbchan))) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1665 | cmd.command = ISDN_STAT_DHUP; |
| 1666 | cmd.driver = card->myid; |
| 1667 | cmd.arg = (c->arg % card->nbchan); |
| 1668 | card->interface.statcallb(&cmd); |
| 1669 | return -1; |
| 1670 | } |
| 1671 | plcip->msgid = cmdcmsg.Messagenumber; |
| 1672 | plcip->leasedline = isleasedline; |
| 1673 | plci_change_state(card, plcip, EV_PLCI_CONNECT_REQ); |
| 1674 | send_message(card, &cmdcmsg); |
| 1675 | return 0; |
| 1676 | } |
| 1677 | |
| 1678 | case ISDN_CMD_ACCEPTD: |
| 1679 | |
| 1680 | bchan = &card->bchans[c->arg % card->nbchan]; |
| 1681 | if (debugmode) |
| 1682 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_ACCEPTD(ch=%ld) l2=%d l3=%d\n", |
| 1683 | card->contrnr, |
| 1684 | c->arg, bchan->l2, bchan->l3); |
| 1685 | |
| 1686 | capi_fill_CONNECT_RESP(&cmdcmsg, |
| 1687 | global.ap.applid, |
| 1688 | card->msgid++, |
| 1689 | bchan->plcip->plci, /* adr */ |
| 1690 | 0, /* Reject */ |
| 1691 | b1prot(bchan->l2, bchan->l3), /* B1protocol */ |
| 1692 | b2prot(bchan->l2, bchan->l3), /* B2protocol */ |
| 1693 | b3prot(bchan->l2, bchan->l3), /* B3protocol */ |
| 1694 | b1config(bchan->l2, bchan->l3), /* B1configuration */ |
| 1695 | NULL, /* B2configuration */ |
| 1696 | NULL, /* B3configuration */ |
| 1697 | NULL, /* ConnectedNumber */ |
| 1698 | NULL, /* ConnectedSubaddress */ |
| 1699 | NULL, /* LLC */ |
| 1700 | NULL, /* BChannelinformation */ |
| 1701 | NULL, /* Keypadfacility */ |
| 1702 | NULL, /* Useruserdata */ |
| 1703 | NULL /* Facilitydataarray */ |
| 1704 | ); |
| 1705 | capi_cmsg2message(&cmdcmsg, cmdcmsg.buf); |
| 1706 | plci_change_state(card, bchan->plcip, EV_PLCI_CONNECT_RESP); |
| 1707 | send_message(card, &cmdcmsg); |
| 1708 | return 0; |
| 1709 | |
| 1710 | case ISDN_CMD_ACCEPTB: |
| 1711 | if (debugmode) |
| 1712 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_ACCEPTB(ch=%ld)\n", |
| 1713 | card->contrnr, |
| 1714 | c->arg); |
| 1715 | return -ENOSYS; |
| 1716 | |
| 1717 | case ISDN_CMD_HANGUP: |
| 1718 | if (debugmode) |
| 1719 | printk(KERN_DEBUG "capidrv-%d: ISDN_CMD_HANGUP(ch=%ld)\n", |
| 1720 | card->contrnr, |
| 1721 | c->arg); |
| 1722 | bchan = &card->bchans[c->arg % card->nbchan]; |
| 1723 | |
| 1724 | if (bchan->disconnecting) { |
| 1725 | if (debugmode) |
| 1726 | printk(KERN_DEBUG "capidrv-%d: chan %ld already disconnecting ...\n", |
| 1727 | card->contrnr, |
| 1728 | c->arg); |
| 1729 | return 0; |
| 1730 | } |
| 1731 | if (bchan->nccip) { |
| 1732 | bchan->disconnecting = 1; |
| 1733 | capi_fill_DISCONNECT_B3_REQ(&cmdcmsg, |
| 1734 | global.ap.applid, |
| 1735 | card->msgid++, |
| 1736 | bchan->nccip->ncci, |
| 1737 | NULL /* NCPI */ |
| 1738 | ); |
| 1739 | ncci_change_state(card, bchan->nccip, EV_NCCI_DISCONNECT_B3_REQ); |
| 1740 | send_message(card, &cmdcmsg); |
| 1741 | return 0; |
| 1742 | } else if (bchan->plcip) { |
| 1743 | if (bchan->plcip->state == ST_PLCI_INCOMING) { |
| 1744 | /* |
| 1745 | * just ignore, we a called from |
| 1746 | * isdn_status_callback(), |
| 1747 | * which will return 0 or 2, this is handled |
| 1748 | * by the CONNECT_IND handler |
| 1749 | */ |
| 1750 | bchan->disconnecting = 1; |
| 1751 | return 0; |
| 1752 | } else if (bchan->plcip->plci) { |
| 1753 | bchan->disconnecting = 1; |
| 1754 | capi_fill_DISCONNECT_REQ(&cmdcmsg, |
| 1755 | global.ap.applid, |
| 1756 | card->msgid++, |
| 1757 | bchan->plcip->plci, |
| 1758 | NULL, /* BChannelinformation */ |
| 1759 | NULL, /* Keypadfacility */ |
| 1760 | NULL, /* Useruserdata */ |
| 1761 | NULL /* Facilitydataarray */ |
| 1762 | ); |
| 1763 | plci_change_state(card, bchan->plcip, EV_PLCI_DISCONNECT_REQ); |
| 1764 | send_message(card, &cmdcmsg); |
| 1765 | return 0; |
| 1766 | } else { |
| 1767 | printk(KERN_ERR "capidrv-%d: chan %ld disconnect request while waiting for CONNECT_CONF\n", |
| 1768 | card->contrnr, |
| 1769 | c->arg); |
| 1770 | return -EINVAL; |
| 1771 | } |
| 1772 | } |
| 1773 | printk(KERN_ERR "capidrv-%d: chan %ld disconnect request on free channel\n", |
| 1774 | card->contrnr, |
| 1775 | c->arg); |
| 1776 | return -EINVAL; |
| 1777 | /* ready */ |
| 1778 | |
| 1779 | case ISDN_CMD_SETL2: |
| 1780 | if (debugmode) |
| 1781 | printk(KERN_DEBUG "capidrv-%d: set L2 on chan %ld to %ld\n", |
| 1782 | card->contrnr, |
| 1783 | (c->arg & 0xff), (c->arg >> 8)); |
| 1784 | bchan = &card->bchans[(c->arg & 0xff) % card->nbchan]; |
| 1785 | bchan->l2 = (c->arg >> 8); |
| 1786 | return 0; |
| 1787 | |
| 1788 | case ISDN_CMD_SETL3: |
| 1789 | if (debugmode) |
| 1790 | printk(KERN_DEBUG "capidrv-%d: set L3 on chan %ld to %ld\n", |
| 1791 | card->contrnr, |
| 1792 | (c->arg & 0xff), (c->arg >> 8)); |
| 1793 | bchan = &card->bchans[(c->arg & 0xff) % card->nbchan]; |
| 1794 | bchan->l3 = (c->arg >> 8); |
| 1795 | return 0; |
| 1796 | |
| 1797 | case ISDN_CMD_SETEAZ: |
| 1798 | if (debugmode) |
| 1799 | printk(KERN_DEBUG "capidrv-%d: set EAZ \"%s\" on chan %ld\n", |
| 1800 | card->contrnr, |
| 1801 | c->parm.num, c->arg); |
| 1802 | bchan = &card->bchans[c->arg % card->nbchan]; |
| 1803 | strncpy(bchan->msn, c->parm.num, ISDN_MSNLEN); |
| 1804 | return 0; |
| 1805 | |
| 1806 | case ISDN_CMD_CLREAZ: |
| 1807 | if (debugmode) |
| 1808 | printk(KERN_DEBUG "capidrv-%d: clearing EAZ on chan %ld\n", |
| 1809 | card->contrnr, c->arg); |
| 1810 | bchan = &card->bchans[c->arg % card->nbchan]; |
| 1811 | bchan->msn[0] = 0; |
| 1812 | return 0; |
| 1813 | |
| 1814 | default: |
| 1815 | printk(KERN_ERR "capidrv-%d: ISDN_CMD_%d, Huh?\n", |
| 1816 | card->contrnr, c->command); |
| 1817 | return -EINVAL; |
| 1818 | } |
| 1819 | return 0; |
| 1820 | } |
| 1821 | |
| 1822 | static int if_command(isdn_ctrl * c) |
| 1823 | { |
| 1824 | capidrv_contr *card = findcontrbydriverid(c->driver); |
| 1825 | |
| 1826 | if (card) |
| 1827 | return capidrv_command(c, card); |
| 1828 | |
| 1829 | printk(KERN_ERR |
| 1830 | "capidrv: if_command %d called with invalid driverId %d!\n", |
| 1831 | c->command, c->driver); |
| 1832 | return -ENODEV; |
| 1833 | } |
| 1834 | |
| 1835 | static _cmsg sendcmsg; |
| 1836 | |
| 1837 | static int if_sendbuf(int id, int channel, int doack, struct sk_buff *skb) |
| 1838 | { |
| 1839 | capidrv_contr *card = findcontrbydriverid(id); |
| 1840 | capidrv_bchan *bchan; |
| 1841 | capidrv_ncci *nccip; |
| 1842 | int len = skb->len; |
| 1843 | int msglen; |
| 1844 | u16 errcode; |
| 1845 | u16 datahandle; |
Jeff Garzik | b393243 | 2007-10-25 23:02:14 -0400 | [diff] [blame] | 1846 | u32 data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1847 | |
| 1848 | if (!card) { |
| 1849 | printk(KERN_ERR "capidrv: if_sendbuf called with invalid driverId %d!\n", |
| 1850 | id); |
| 1851 | return 0; |
| 1852 | } |
| 1853 | if (debugmode > 4) |
| 1854 | printk(KERN_DEBUG "capidrv-%d: sendbuf len=%d skb=%p doack=%d\n", |
| 1855 | card->contrnr, len, skb, doack); |
| 1856 | bchan = &card->bchans[channel % card->nbchan]; |
| 1857 | nccip = bchan->nccip; |
| 1858 | if (!nccip || nccip->state != ST_NCCI_ACTIVE) { |
| 1859 | printk(KERN_ERR "capidrv-%d: if_sendbuf: %s:%d: chan not up!\n", |
| 1860 | card->contrnr, card->name, channel); |
| 1861 | return 0; |
| 1862 | } |
| 1863 | datahandle = nccip->datahandle; |
Jeff Garzik | b393243 | 2007-10-25 23:02:14 -0400 | [diff] [blame] | 1864 | |
| 1865 | /* |
| 1866 | * Here we copy pointer skb->data into the 32-bit 'Data' field. |
| 1867 | * The 'Data' field is not used in practice in linux kernel |
| 1868 | * (neither in 32 or 64 bit), but should have some value, |
| 1869 | * since a CAPI message trace will display it. |
| 1870 | * |
| 1871 | * The correct value in the 32 bit case is the address of the |
| 1872 | * data, in 64 bit it makes no sense, we use 0 there. |
| 1873 | */ |
| 1874 | |
| 1875 | #ifdef CONFIG_64BIT |
| 1876 | data = 0; |
| 1877 | #else |
| 1878 | data = (unsigned long) skb->data; |
| 1879 | #endif |
| 1880 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1881 | capi_fill_DATA_B3_REQ(&sendcmsg, global.ap.applid, card->msgid++, |
| 1882 | nccip->ncci, /* adr */ |
Jeff Garzik | b393243 | 2007-10-25 23:02:14 -0400 | [diff] [blame] | 1883 | data, /* Data */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1884 | skb->len, /* DataLength */ |
| 1885 | datahandle, /* DataHandle */ |
| 1886 | 0 /* Flags */ |
| 1887 | ); |
| 1888 | |
| 1889 | if (capidrv_add_ack(nccip, datahandle, doack ? (int)skb->len : -1) < 0) |
| 1890 | return 0; |
| 1891 | |
| 1892 | capi_cmsg2message(&sendcmsg, sendcmsg.buf); |
| 1893 | msglen = CAPIMSG_LEN(sendcmsg.buf); |
| 1894 | if (skb_headroom(skb) < msglen) { |
| 1895 | struct sk_buff *nskb = skb_realloc_headroom(skb, msglen); |
| 1896 | if (!nskb) { |
| 1897 | printk(KERN_ERR "capidrv-%d: if_sendbuf: no memory\n", |
| 1898 | card->contrnr); |
| 1899 | (void)capidrv_del_ack(nccip, datahandle); |
| 1900 | return 0; |
| 1901 | } |
| 1902 | printk(KERN_DEBUG "capidrv-%d: only %d bytes headroom, need %d\n", |
| 1903 | card->contrnr, skb_headroom(skb), msglen); |
| 1904 | memcpy(skb_push(nskb, msglen), sendcmsg.buf, msglen); |
| 1905 | errcode = capi20_put_message(&global.ap, nskb); |
| 1906 | if (errcode == CAPI_NOERROR) { |
| 1907 | dev_kfree_skb(skb); |
| 1908 | nccip->datahandle++; |
| 1909 | return len; |
| 1910 | } |
| 1911 | if (debugmode > 3) |
| 1912 | printk(KERN_DEBUG "capidrv-%d: sendbuf putmsg ret(%x) - %s\n", |
| 1913 | card->contrnr, errcode, capi_info2str(errcode)); |
| 1914 | (void)capidrv_del_ack(nccip, datahandle); |
| 1915 | dev_kfree_skb(nskb); |
| 1916 | return errcode == CAPI_SENDQUEUEFULL ? 0 : -1; |
| 1917 | } else { |
| 1918 | memcpy(skb_push(skb, msglen), sendcmsg.buf, msglen); |
| 1919 | errcode = capi20_put_message(&global.ap, skb); |
| 1920 | if (errcode == CAPI_NOERROR) { |
| 1921 | nccip->datahandle++; |
| 1922 | return len; |
| 1923 | } |
| 1924 | if (debugmode > 3) |
| 1925 | printk(KERN_DEBUG "capidrv-%d: sendbuf putmsg ret(%x) - %s\n", |
| 1926 | card->contrnr, errcode, capi_info2str(errcode)); |
| 1927 | skb_pull(skb, msglen); |
| 1928 | (void)capidrv_del_ack(nccip, datahandle); |
| 1929 | return errcode == CAPI_SENDQUEUEFULL ? 0 : -1; |
| 1930 | } |
| 1931 | } |
| 1932 | |
| 1933 | static int if_readstat(u8 __user *buf, int len, int id, int channel) |
| 1934 | { |
| 1935 | capidrv_contr *card = findcontrbydriverid(id); |
| 1936 | int count; |
| 1937 | u8 __user *p; |
| 1938 | |
| 1939 | if (!card) { |
| 1940 | printk(KERN_ERR "capidrv: if_readstat called with invalid driverId %d!\n", |
| 1941 | id); |
| 1942 | return -ENODEV; |
| 1943 | } |
| 1944 | |
| 1945 | for (p=buf, count=0; count < len; p++, count++) { |
Jeff Garzik | 7786ce1 | 2006-10-17 00:10:40 -0700 | [diff] [blame] | 1946 | if (put_user(*card->q931_read++, p)) |
| 1947 | return -EFAULT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1948 | if (card->q931_read > card->q931_end) |
| 1949 | card->q931_read = card->q931_buf; |
| 1950 | } |
| 1951 | return count; |
| 1952 | |
| 1953 | } |
| 1954 | |
| 1955 | static void enable_dchannel_trace(capidrv_contr *card) |
| 1956 | { |
| 1957 | u8 manufacturer[CAPI_MANUFACTURER_LEN]; |
| 1958 | capi_version version; |
| 1959 | u16 contr = card->contrnr; |
| 1960 | u16 errcode; |
| 1961 | u16 avmversion[3]; |
| 1962 | |
| 1963 | errcode = capi20_get_manufacturer(contr, manufacturer); |
| 1964 | if (errcode != CAPI_NOERROR) { |
| 1965 | printk(KERN_ERR "%s: can't get manufacturer (0x%x)\n", |
| 1966 | card->name, errcode); |
| 1967 | return; |
| 1968 | } |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 1969 | if (strstr(manufacturer, "AVM") == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1970 | printk(KERN_ERR "%s: not from AVM, no d-channel trace possible (%s)\n", |
| 1971 | card->name, manufacturer); |
| 1972 | return; |
| 1973 | } |
| 1974 | errcode = capi20_get_version(contr, &version); |
| 1975 | if (errcode != CAPI_NOERROR) { |
| 1976 | printk(KERN_ERR "%s: can't get version (0x%x)\n", |
| 1977 | card->name, errcode); |
| 1978 | return; |
| 1979 | } |
| 1980 | avmversion[0] = (version.majormanuversion >> 4) & 0x0f; |
| 1981 | avmversion[1] = (version.majormanuversion << 4) & 0xf0; |
| 1982 | avmversion[1] |= (version.minormanuversion >> 4) & 0x0f; |
| 1983 | avmversion[2] |= version.minormanuversion & 0x0f; |
| 1984 | |
| 1985 | if (avmversion[0] > 3 || (avmversion[0] == 3 && avmversion[1] > 5)) { |
| 1986 | printk(KERN_INFO "%s: D2 trace enabled\n", card->name); |
| 1987 | capi_fill_MANUFACTURER_REQ(&cmdcmsg, global.ap.applid, |
| 1988 | card->msgid++, |
| 1989 | contr, |
| 1990 | 0x214D5641, /* ManuID */ |
| 1991 | 0, /* Class */ |
| 1992 | 1, /* Function */ |
| 1993 | (_cstruct)"\004\200\014\000\000"); |
| 1994 | } else { |
| 1995 | printk(KERN_INFO "%s: D3 trace enabled\n", card->name); |
| 1996 | capi_fill_MANUFACTURER_REQ(&cmdcmsg, global.ap.applid, |
| 1997 | card->msgid++, |
| 1998 | contr, |
| 1999 | 0x214D5641, /* ManuID */ |
| 2000 | 0, /* Class */ |
| 2001 | 1, /* Function */ |
| 2002 | (_cstruct)"\004\002\003\000\000"); |
| 2003 | } |
| 2004 | send_message(card, &cmdcmsg); |
| 2005 | } |
| 2006 | |
| 2007 | |
| 2008 | static void send_listen(capidrv_contr *card) |
| 2009 | { |
| 2010 | capi_fill_LISTEN_REQ(&cmdcmsg, global.ap.applid, |
| 2011 | card->msgid++, |
| 2012 | card->contrnr, /* controller */ |
| 2013 | 1 << 6, /* Infomask */ |
| 2014 | card->cipmask, |
| 2015 | card->cipmask2, |
| 2016 | NULL, NULL); |
| 2017 | send_message(card, &cmdcmsg); |
| 2018 | listen_change_state(card, EV_LISTEN_REQ); |
| 2019 | } |
| 2020 | |
| 2021 | static void listentimerfunc(unsigned long x) |
| 2022 | { |
| 2023 | capidrv_contr *card = (capidrv_contr *)x; |
| 2024 | if (card->state != ST_LISTEN_NONE && card->state != ST_LISTEN_ACTIVE) |
| 2025 | printk(KERN_ERR "%s: controller dead ??\n", card->name); |
| 2026 | send_listen(card); |
| 2027 | mod_timer(&card->listentimer, jiffies + 60*HZ); |
| 2028 | } |
| 2029 | |
| 2030 | |
| 2031 | static int capidrv_addcontr(u16 contr, struct capi_profile *profp) |
| 2032 | { |
| 2033 | capidrv_contr *card; |
| 2034 | unsigned long flags; |
| 2035 | isdn_ctrl cmd; |
| 2036 | char id[20]; |
| 2037 | int i; |
| 2038 | |
| 2039 | sprintf(id, "capidrv-%d", contr); |
| 2040 | if (!try_module_get(THIS_MODULE)) { |
| 2041 | printk(KERN_WARNING "capidrv: (%s) Could not reserve module\n", id); |
| 2042 | return -1; |
| 2043 | } |
Burman Yan | 41f9693 | 2006-12-08 02:39:35 -0800 | [diff] [blame] | 2044 | if (!(card = kzalloc(sizeof(capidrv_contr), GFP_ATOMIC))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2045 | printk(KERN_WARNING |
| 2046 | "capidrv: (%s) Could not allocate contr-struct.\n", id); |
| 2047 | return -1; |
| 2048 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2049 | card->owner = THIS_MODULE; |
| 2050 | init_timer(&card->listentimer); |
| 2051 | strcpy(card->name, id); |
| 2052 | card->contrnr = contr; |
| 2053 | card->nbchan = profp->nbchannel; |
Robert P. J. Day | 5cbded5 | 2006-12-13 00:35:56 -0800 | [diff] [blame] | 2054 | card->bchans = kmalloc(sizeof(capidrv_bchan) * card->nbchan, GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2055 | if (!card->bchans) { |
| 2056 | printk(KERN_WARNING |
| 2057 | "capidrv: (%s) Could not allocate bchan-structs.\n", id); |
| 2058 | module_put(card->owner); |
| 2059 | kfree(card); |
| 2060 | return -1; |
| 2061 | } |
| 2062 | card->interface.channels = profp->nbchannel; |
| 2063 | card->interface.maxbufsize = 2048; |
| 2064 | card->interface.command = if_command; |
| 2065 | card->interface.writebuf_skb = if_sendbuf; |
| 2066 | card->interface.writecmd = NULL; |
| 2067 | card->interface.readstat = if_readstat; |
| 2068 | card->interface.features = ISDN_FEATURE_L2_HDLC | |
| 2069 | ISDN_FEATURE_L2_TRANS | |
| 2070 | ISDN_FEATURE_L3_TRANS | |
| 2071 | ISDN_FEATURE_P_UNKNOWN | |
| 2072 | ISDN_FEATURE_L2_X75I | |
| 2073 | ISDN_FEATURE_L2_X75UI | |
| 2074 | ISDN_FEATURE_L2_X75BUI; |
| 2075 | if (profp->support1 & (1<<2)) |
| 2076 | card->interface.features |= ISDN_FEATURE_L2_V11096 | |
| 2077 | ISDN_FEATURE_L2_V11019 | |
| 2078 | ISDN_FEATURE_L2_V11038; |
| 2079 | if (profp->support1 & (1<<8)) |
| 2080 | card->interface.features |= ISDN_FEATURE_L2_MODEM; |
| 2081 | card->interface.hl_hdrlen = 22; /* len of DATA_B3_REQ */ |
| 2082 | strncpy(card->interface.id, id, sizeof(card->interface.id) - 1); |
| 2083 | |
| 2084 | |
| 2085 | card->q931_read = card->q931_buf; |
| 2086 | card->q931_write = card->q931_buf; |
| 2087 | card->q931_end = card->q931_buf + sizeof(card->q931_buf) - 1; |
| 2088 | |
| 2089 | if (!register_isdn(&card->interface)) { |
| 2090 | printk(KERN_ERR "capidrv: Unable to register contr %s\n", id); |
| 2091 | kfree(card->bchans); |
| 2092 | module_put(card->owner); |
| 2093 | kfree(card); |
| 2094 | return -1; |
| 2095 | } |
| 2096 | card->myid = card->interface.channels; |
| 2097 | memset(card->bchans, 0, sizeof(capidrv_bchan) * card->nbchan); |
| 2098 | for (i = 0; i < card->nbchan; i++) { |
| 2099 | card->bchans[i].contr = card; |
| 2100 | } |
| 2101 | |
| 2102 | spin_lock_irqsave(&global_lock, flags); |
| 2103 | card->next = global.contr_list; |
| 2104 | global.contr_list = card; |
| 2105 | global.ncontr++; |
| 2106 | spin_unlock_irqrestore(&global_lock, flags); |
| 2107 | |
| 2108 | cmd.command = ISDN_STAT_RUN; |
| 2109 | cmd.driver = card->myid; |
| 2110 | card->interface.statcallb(&cmd); |
| 2111 | |
| 2112 | card->cipmask = 0x1FFF03FF; /* any */ |
| 2113 | card->cipmask2 = 0; |
| 2114 | |
| 2115 | card->listentimer.data = (unsigned long)card; |
| 2116 | card->listentimer.function = listentimerfunc; |
| 2117 | send_listen(card); |
| 2118 | mod_timer(&card->listentimer, jiffies + 60*HZ); |
| 2119 | |
| 2120 | printk(KERN_INFO "%s: now up (%d B channels)\n", |
| 2121 | card->name, card->nbchan); |
| 2122 | |
| 2123 | enable_dchannel_trace(card); |
| 2124 | |
| 2125 | return 0; |
| 2126 | } |
| 2127 | |
| 2128 | static int capidrv_delcontr(u16 contr) |
| 2129 | { |
| 2130 | capidrv_contr **pp, *card; |
| 2131 | unsigned long flags; |
| 2132 | isdn_ctrl cmd; |
| 2133 | |
| 2134 | spin_lock_irqsave(&global_lock, flags); |
| 2135 | for (card = global.contr_list; card; card = card->next) { |
| 2136 | if (card->contrnr == contr) |
| 2137 | break; |
| 2138 | } |
| 2139 | if (!card) { |
| 2140 | spin_unlock_irqrestore(&global_lock, flags); |
| 2141 | printk(KERN_ERR "capidrv: delcontr: no contr %u\n", contr); |
| 2142 | return -1; |
| 2143 | } |
Jeff Garzik | b393243 | 2007-10-25 23:02:14 -0400 | [diff] [blame] | 2144 | |
| 2145 | /* FIXME: maybe a race condition the card should be removed |
| 2146 | * here from global list /kkeil |
| 2147 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2148 | spin_unlock_irqrestore(&global_lock, flags); |
| 2149 | |
| 2150 | del_timer(&card->listentimer); |
| 2151 | |
| 2152 | if (debugmode) |
| 2153 | printk(KERN_DEBUG "capidrv-%d: id=%d unloading\n", |
| 2154 | card->contrnr, card->myid); |
| 2155 | |
| 2156 | cmd.command = ISDN_STAT_STOP; |
| 2157 | cmd.driver = card->myid; |
| 2158 | card->interface.statcallb(&cmd); |
| 2159 | |
| 2160 | while (card->nbchan) { |
| 2161 | |
| 2162 | cmd.command = ISDN_STAT_DISCH; |
| 2163 | cmd.driver = card->myid; |
| 2164 | cmd.arg = card->nbchan-1; |
| 2165 | cmd.parm.num[0] = 0; |
| 2166 | if (debugmode) |
| 2167 | printk(KERN_DEBUG "capidrv-%d: id=%d disable chan=%ld\n", |
| 2168 | card->contrnr, card->myid, cmd.arg); |
| 2169 | card->interface.statcallb(&cmd); |
| 2170 | |
| 2171 | if (card->bchans[card->nbchan-1].nccip) |
| 2172 | free_ncci(card, card->bchans[card->nbchan-1].nccip); |
| 2173 | if (card->bchans[card->nbchan-1].plcip) |
| 2174 | free_plci(card, card->bchans[card->nbchan-1].plcip); |
| 2175 | if (card->plci_list) |
| 2176 | printk(KERN_ERR "capidrv: bug in free_plci()\n"); |
| 2177 | card->nbchan--; |
| 2178 | } |
| 2179 | kfree(card->bchans); |
| 2180 | card->bchans = NULL; |
| 2181 | |
| 2182 | if (debugmode) |
| 2183 | printk(KERN_DEBUG "capidrv-%d: id=%d isdn unload\n", |
| 2184 | card->contrnr, card->myid); |
| 2185 | |
| 2186 | cmd.command = ISDN_STAT_UNLOAD; |
| 2187 | cmd.driver = card->myid; |
| 2188 | card->interface.statcallb(&cmd); |
| 2189 | |
| 2190 | if (debugmode) |
| 2191 | printk(KERN_DEBUG "capidrv-%d: id=%d remove contr from list\n", |
| 2192 | card->contrnr, card->myid); |
| 2193 | |
| 2194 | spin_lock_irqsave(&global_lock, flags); |
| 2195 | for (pp = &global.contr_list; *pp; pp = &(*pp)->next) { |
| 2196 | if (*pp == card) { |
| 2197 | *pp = (*pp)->next; |
| 2198 | card->next = NULL; |
| 2199 | global.ncontr--; |
| 2200 | break; |
| 2201 | } |
| 2202 | } |
| 2203 | spin_unlock_irqrestore(&global_lock, flags); |
| 2204 | |
| 2205 | module_put(card->owner); |
| 2206 | printk(KERN_INFO "%s: now down.\n", card->name); |
| 2207 | kfree(card); |
| 2208 | return 0; |
| 2209 | } |
| 2210 | |
| 2211 | |
| 2212 | static void lower_callback(unsigned int cmd, u32 contr, void *data) |
| 2213 | { |
| 2214 | |
| 2215 | switch (cmd) { |
| 2216 | case KCI_CONTRUP: |
| 2217 | printk(KERN_INFO "capidrv: controller %hu up\n", contr); |
| 2218 | (void) capidrv_addcontr(contr, (capi_profile *) data); |
| 2219 | break; |
| 2220 | case KCI_CONTRDOWN: |
| 2221 | printk(KERN_INFO "capidrv: controller %hu down\n", contr); |
| 2222 | (void) capidrv_delcontr(contr); |
| 2223 | break; |
| 2224 | } |
| 2225 | } |
| 2226 | |
| 2227 | /* |
| 2228 | * /proc/capi/capidrv: |
| 2229 | * nrecvctlpkt nrecvdatapkt nsendctlpkt nsenddatapkt |
| 2230 | */ |
| 2231 | static int proc_capidrv_read_proc(char *page, char **start, off_t off, |
| 2232 | int count, int *eof, void *data) |
| 2233 | { |
| 2234 | int len = 0; |
| 2235 | |
| 2236 | len += sprintf(page+len, "%lu %lu %lu %lu\n", |
| 2237 | global.ap.nrecvctlpkt, |
| 2238 | global.ap.nrecvdatapkt, |
| 2239 | global.ap.nsentctlpkt, |
| 2240 | global.ap.nsentdatapkt); |
| 2241 | if (off+count >= len) |
| 2242 | *eof = 1; |
| 2243 | if (len < off) |
| 2244 | return 0; |
| 2245 | *start = page + off; |
| 2246 | return ((count < len-off) ? count : len-off); |
| 2247 | } |
| 2248 | |
| 2249 | static struct procfsentries { |
| 2250 | char *name; |
| 2251 | mode_t mode; |
| 2252 | int (*read_proc)(char *page, char **start, off_t off, |
| 2253 | int count, int *eof, void *data); |
| 2254 | struct proc_dir_entry *procent; |
| 2255 | } procfsentries[] = { |
| 2256 | /* { "capi", S_IFDIR, 0 }, */ |
| 2257 | { "capi/capidrv", 0 , proc_capidrv_read_proc }, |
| 2258 | }; |
| 2259 | |
| 2260 | static void __init proc_init(void) |
| 2261 | { |
Ahmed S. Darwish | fd863db | 2007-02-12 00:53:19 -0800 | [diff] [blame] | 2262 | int nelem = ARRAY_SIZE(procfsentries); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2263 | int i; |
| 2264 | |
| 2265 | for (i=0; i < nelem; i++) { |
| 2266 | struct procfsentries *p = procfsentries + i; |
| 2267 | p->procent = create_proc_entry(p->name, p->mode, NULL); |
| 2268 | if (p->procent) p->procent->read_proc = p->read_proc; |
| 2269 | } |
| 2270 | } |
| 2271 | |
| 2272 | static void __exit proc_exit(void) |
| 2273 | { |
Ahmed S. Darwish | fd863db | 2007-02-12 00:53:19 -0800 | [diff] [blame] | 2274 | int nelem = ARRAY_SIZE(procfsentries); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2275 | int i; |
| 2276 | |
| 2277 | for (i=nelem-1; i >= 0; i--) { |
| 2278 | struct procfsentries *p = procfsentries + i; |
| 2279 | if (p->procent) { |
| 2280 | remove_proc_entry(p->name, NULL); |
| 2281 | p->procent = NULL; |
| 2282 | } |
| 2283 | } |
| 2284 | } |
| 2285 | |
| 2286 | static int __init capidrv_init(void) |
| 2287 | { |
| 2288 | capi_profile profile; |
| 2289 | char rev[32]; |
| 2290 | char *p; |
| 2291 | u32 ncontr, contr; |
| 2292 | u16 errcode; |
| 2293 | |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 2294 | if ((p = strchr(revision, ':')) != NULL && p[1]) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2295 | strncpy(rev, p + 2, sizeof(rev)); |
| 2296 | rev[sizeof(rev)-1] = 0; |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 2297 | if ((p = strchr(rev, '$')) != NULL && p > rev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2298 | *(p-1) = 0; |
| 2299 | } else |
| 2300 | strcpy(rev, "1.0"); |
| 2301 | |
| 2302 | global.ap.rparam.level3cnt = -2; /* number of bchannels twice */ |
| 2303 | global.ap.rparam.datablkcnt = 16; |
| 2304 | global.ap.rparam.datablklen = 2048; |
| 2305 | |
| 2306 | global.ap.recv_message = capidrv_recv_message; |
| 2307 | errcode = capi20_register(&global.ap); |
| 2308 | if (errcode) { |
| 2309 | return -EIO; |
| 2310 | } |
| 2311 | |
| 2312 | capi20_set_callback(&global.ap, lower_callback); |
| 2313 | |
| 2314 | errcode = capi20_get_profile(0, &profile); |
| 2315 | if (errcode != CAPI_NOERROR) { |
| 2316 | capi20_release(&global.ap); |
| 2317 | return -EIO; |
| 2318 | } |
| 2319 | |
| 2320 | ncontr = profile.ncontroller; |
| 2321 | for (contr = 1; contr <= ncontr; contr++) { |
| 2322 | errcode = capi20_get_profile(contr, &profile); |
| 2323 | if (errcode != CAPI_NOERROR) |
| 2324 | continue; |
| 2325 | (void) capidrv_addcontr(contr, &profile); |
| 2326 | } |
| 2327 | proc_init(); |
| 2328 | |
| 2329 | printk(KERN_NOTICE "capidrv: Rev %s: loaded\n", rev); |
| 2330 | return 0; |
| 2331 | } |
| 2332 | |
| 2333 | static void __exit capidrv_exit(void) |
| 2334 | { |
Karsten Keil | eb36f4f | 2008-01-25 11:55:28 +0100 | [diff] [blame] | 2335 | char rev[32]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2336 | char *p; |
| 2337 | |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 2338 | if ((p = strchr(revision, ':')) != NULL) { |
Karsten Keil | eb36f4f | 2008-01-25 11:55:28 +0100 | [diff] [blame] | 2339 | strncpy(rev, p + 1, sizeof(rev)); |
| 2340 | rev[sizeof(rev)-1] = 0; |
Harvey Harrison | 2f9e9b6 | 2008-04-28 02:14:37 -0700 | [diff] [blame] | 2341 | if ((p = strchr(rev, '$')) != NULL) |
Karsten Keil | eb36f4f | 2008-01-25 11:55:28 +0100 | [diff] [blame] | 2342 | *p = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2343 | } else { |
| 2344 | strcpy(rev, " ??? "); |
| 2345 | } |
| 2346 | |
| 2347 | capi20_release(&global.ap); |
| 2348 | |
| 2349 | proc_exit(); |
| 2350 | |
| 2351 | printk(KERN_NOTICE "capidrv: Rev%s: unloaded\n", rev); |
| 2352 | } |
| 2353 | |
| 2354 | module_init(capidrv_init); |
| 2355 | module_exit(capidrv_exit); |