drivers/isdn/sc/ioctl.c

   1 /*
   2  * Copyright (C) 1996  SpellCaster Telecommunications Inc.
   3  *
   4  * This software may be used and distributed according to the terms
   5  * of the GNU General Public License, incorporated herein by reference.
   6  *
   7  */
   8
   9 #include "includes.h"
  10 #include "hardware.h"
  11 #include "message.h"
  12 #include "card.h"
  13 #include "scioc.h"
  14
  15 extern int indicate_status(int, int, unsigned long, char *);
  16 extern int startproc(int);
  17 extern int reset(int);
  18 extern int send_and_receive(int, unsigned int, unsigned char,unsigned char,
  19                 unsigned char,unsigned char,
  20                 unsigned char, unsigned char *, RspMessage *, int);
  21
  22 extern board *sc_adapter[];
  23
  24
  25 static int GetStatus(int card, boardInfo *);
  26
  27 /*
  28  * Process private IOCTL messages (typically from scctrl)
  29  */
  30 int sc_ioctl(int card, scs_ioctl *data)
  31 {
  32         int             status;
  33         RspMessage      *rcvmsg;
  34         char            *spid;
  35         char            *dn;
  36         char            switchtype;
  37         char            speed;
  38
  39         rcvmsg = kmalloc(sizeof(RspMessage), GFP_KERNEL);
  40         if (!rcvmsg)
  41                 return -ENOMEM;
  42
  43         switch(data->command) {
  44         case SCIOCRESET:        /* Perform a hard reset of the adapter */
  45         {
  46                 pr_debug("%s: SCIOCRESET: ioctl received\n",
  47                         sc_adapter[card]->devicename);
  48                 sc_adapter[card]->StartOnReset = 0;
  49                 return (reset(card));
  50         }
  51
  52         case SCIOCLOAD:
  53         {
  54                 char *srec;
  55
  56                 srec = kmalloc(SCIOC_SRECSIZE, GFP_KERNEL);
  57                 if (!srec) {
  58                         kfree(rcvmsg);
  59                         return -ENOMEM;
  60                 }
  61                 pr_debug("%s: SCIOLOAD: ioctl received\n",
  62                                 sc_adapter[card]->devicename);
  63                 if(sc_adapter[card]->EngineUp) {
  64                         pr_debug("%s: SCIOCLOAD: command failed, LoadProc while engine running.\n",
  65                                 sc_adapter[card]->devicename);
  66                         kfree(rcvmsg);
  67                         kfree(srec);
  68                         return -1;
  69                 }
  70
  71                 /*
  72                  * Get the SRec from user space
  73                  */
  74                 if (copy_from_user(srec, data->dataptr, SCIOC_SRECSIZE)) {
  75                         kfree(rcvmsg);
  76                         kfree(srec);
  77                         return -EFAULT;
  78                 }
  79
  80                 status = send_and_receive(card, CMPID, cmReqType2, cmReqClass0, cmReqLoadProc,
  81                                 0, SCIOC_SRECSIZE, srec, rcvmsg, SAR_TIMEOUT);
  82                 kfree(rcvmsg);
  83                 kfree(srec);
  84
  85                 if(status) {
  86                         pr_debug("%s: SCIOCLOAD: command failed, status = %d\n",
  87                                 sc_adapter[card]->devicename, status);
  88                         return -1;
  89                 }
  90                 else {
  91                         pr_debug("%s: SCIOCLOAD: command successful\n",
  92                                         sc_adapter[card]->devicename);
  93                         return 0;
  94                 }
  95         }
  96
  97         case SCIOCSTART:
  98         {
  99                 pr_debug("%s: SCIOSTART: ioctl received\n",
 100                                 sc_adapter[card]->devicename);
 101                 if(sc_adapter[card]->EngineUp) {
 102                         pr_debug("%s: SCIOCSTART: command failed, engine already running.\n",
 103                                 sc_adapter[card]->devicename);
 104                         return -1;
 105                 }
 106
 107                 sc_adapter[card]->StartOnReset = 1;
 108                 startproc(card);
 109                 return 0;
 110         }
 111
 112         case SCIOCSETSWITCH:
 113         {
 114                 pr_debug("%s: SCIOSETSWITCH: ioctl received\n",
 115                                 sc_adapter[card]->devicename);
 116
 117                 /*
 118                  * Get the switch type from user space
 119                  */
 120                 if (copy_from_user(&switchtype, data->dataptr, sizeof(char))) {
 121                         kfree(rcvmsg);
 122                         return -EFAULT;
 123                 }
 124
 125                 pr_debug("%s: SCIOCSETSWITCH: setting switch type to %d\n",
 126                         sc_adapter[card]->devicename,
 127                         switchtype);
 128                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallSetSwitchType,
 129                                                 0, sizeof(char),&switchtype, rcvmsg, SAR_TIMEOUT);
 130                 if(!status && !(rcvmsg->rsp_status)) {
 131                         pr_debug("%s: SCIOCSETSWITCH: command successful\n",
 132                                 sc_adapter[card]->devicename);
 133                         kfree(rcvmsg);
 134                         return 0;
 135                 }
 136                 else {
 137                         pr_debug("%s: SCIOCSETSWITCH: command failed (status = %d)\n",
 138                                 sc_adapter[card]->devicename, status);
 139                         kfree(rcvmsg);
 140                         return status;
 141                 }
 142         }
 143
 144         case SCIOCGETSWITCH:
 145         {
 146                 pr_debug("%s: SCIOGETSWITCH: ioctl received\n",
 147                                 sc_adapter[card]->devicename);
 148
 149                 /*
 150                  * Get the switch type from the board
 151                  */
 152                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 153                         ceReqCallGetSwitchType, 0, 0, NULL, rcvmsg, SAR_TIMEOUT);
 154                 if (!status && !(rcvmsg->rsp_status)) {
 155                         pr_debug("%s: SCIOCGETSWITCH: command successful\n",
 156                                         sc_adapter[card]->devicename);
 157                 }
 158                 else {
 159                         pr_debug("%s: SCIOCGETSWITCH: command failed (status = %d)\n",
 160                                 sc_adapter[card]->devicename, status);
 161                         kfree(rcvmsg);
 162                         return status;
 163                 }
 164
 165                 switchtype = rcvmsg->msg_data.byte_array[0];
 166
 167                 /*
 168                  * Package the switch type and send to user space
 169                  */
 170                 if (copy_to_user(data->dataptr, &switchtype,
 171                                  sizeof(char))) {
 172                         kfree(rcvmsg);
 173                         return -EFAULT;
 174                 }
 175
 176                 kfree(rcvmsg);
 177                 return 0;
 178         }
 179
 180         case SCIOCGETSPID:
 181         {
 182                 pr_debug("%s: SCIOGETSPID: ioctl received\n",
 183                                 sc_adapter[card]->devicename);
 184
 185                 spid = kmalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
 186                 if(!spid) {
 187                         kfree(rcvmsg);
 188                         return -ENOMEM;
 189                 }
 190                 /*
 191                  * Get the spid from the board
 192                  */
 193                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallGetSPID,
 194                                         data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
 195                 if (!status) {
 196                         pr_debug("%s: SCIOCGETSPID: command successful\n",
 197                                         sc_adapter[card]->devicename);
 198                 }
 199                 else {
 200                         pr_debug("%s: SCIOCGETSPID: command failed (status = %d)\n",
 201                                 sc_adapter[card]->devicename, status);
 202                         kfree(rcvmsg);
 203                         return status;
 204                 }
 205                 strcpy(spid, rcvmsg->msg_data.byte_array);
 206
 207                 /*
 208                  * Package the switch type and send to user space
 209                  */
 210                 if (copy_to_user(data->dataptr, spid, SCIOC_SPIDSIZE)) {
 211                         kfree(spid);
 212                         kfree(rcvmsg);
 213                         return -EFAULT;
 214                 }
 215
 216                 kfree(spid);
 217                 kfree(rcvmsg);
 218                 return 0;
 219         }
 220
 221         case SCIOCSETSPID:
 222         {
 223                 pr_debug("%s: DCBIOSETSPID: ioctl received\n",
 224                                 sc_adapter[card]->devicename);
 225
 226                 spid = kmalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
 227                 if(!spid) {
 228                         kfree(rcvmsg);
 229                         return -ENOMEM;
 230                 }
 231
 232                 /*
 233                  * Get the spid from user space
 234                  */
 235                 if (copy_from_user(spid, data->dataptr, SCIOC_SPIDSIZE)) {
 236                         kfree(rcvmsg);
 237                         return -EFAULT;
 238                 }
 239
 240                 pr_debug("%s: SCIOCSETSPID: setting channel %d spid to %s\n",
 241                         sc_adapter[card]->devicename, data->channel, spid);
 242                 status = send_and_receive(card, CEPID, ceReqTypeCall,
 243                         ceReqClass0, ceReqCallSetSPID, data->channel,
 244                         strlen(spid), spid, rcvmsg, SAR_TIMEOUT);
 245                 if(!status && !(rcvmsg->rsp_status)) {
 246                         pr_debug("%s: SCIOCSETSPID: command successful\n",
 247                                 sc_adapter[card]->devicename);
 248                         kfree(rcvmsg);
 249                         kfree(spid);
 250                         return 0;
 251                 }
 252                 else {
 253                         pr_debug("%s: SCIOCSETSPID: command failed (status = %d)\n",
 254                                 sc_adapter[card]->devicename, status);
 255                         kfree(rcvmsg);
 256                         kfree(spid);
 257                         return status;
 258                 }
 259         }
 260
 261         case SCIOCGETDN:
 262         {
 263                 pr_debug("%s: SCIOGETDN: ioctl received\n",
 264                                 sc_adapter[card]->devicename);
 265
 266                 /*
 267                  * Get the dn from the board
 268                  */
 269                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallGetMyNumber,
 270                                         data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
 271                 if (!status) {
 272                         pr_debug("%s: SCIOCGETDN: command successful\n",
 273                                         sc_adapter[card]->devicename);
 274                 }
 275                 else {
 276                         pr_debug("%s: SCIOCGETDN: command failed (status = %d)\n",
 277                                 sc_adapter[card]->devicename, status);
 278                         kfree(rcvmsg);
 279                         return status;
 280                 }
 281
 282                 dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
 283                 if (!dn) {
 284                         kfree(rcvmsg);
 285                         return -ENOMEM;
 286                 }
 287                 strcpy(dn, rcvmsg->msg_data.byte_array);
 288                 kfree(rcvmsg);
 289
 290                 /*
 291                  * Package the dn and send to user space
 292                  */
 293                 if (copy_to_user(data->dataptr, dn, SCIOC_DNSIZE)) {
 294                         kfree(dn);
 295                         return -EFAULT;
 296                 }
 297                 kfree(dn);
 298                 return 0;
 299         }
 300
 301         case SCIOCSETDN:
 302         {
 303                 pr_debug("%s: SCIOSETDN: ioctl received\n",
 304                                 sc_adapter[card]->devicename);
 305
 306                 dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
 307                 if (!dn) {
 308                         kfree(rcvmsg);
 309                         return -ENOMEM;
 310                 }
 311                 /*
 312                  * Get the spid from user space
 313                  */
 314                 if (copy_from_user(dn, data->dataptr, SCIOC_DNSIZE)) {
 315                         kfree(rcvmsg);
 316                         kfree(dn);
 317                         return -EFAULT;
 318                 }
 319
 320                 pr_debug("%s: SCIOCSETDN: setting channel %d dn to %s\n",
 321                         sc_adapter[card]->devicename, data->channel, dn);
 322                 status = send_and_receive(card, CEPID, ceReqTypeCall,
 323                         ceReqClass0, ceReqCallSetMyNumber, data->channel,
 324                         strlen(dn),dn,rcvmsg, SAR_TIMEOUT);
 325                 if(!status && !(rcvmsg->rsp_status)) {
 326                         pr_debug("%s: SCIOCSETDN: command successful\n",
 327                                 sc_adapter[card]->devicename);
 328                         kfree(rcvmsg);
 329                         kfree(dn);
 330                         return 0;
 331                 }
 332                 else {
 333                         pr_debug("%s: SCIOCSETDN: command failed (status = %d)\n",
 334                                 sc_adapter[card]->devicename, status);
 335                         kfree(rcvmsg);
 336                         kfree(dn);
 337                         return status;
 338                 }
 339         }
 340
 341         case SCIOCTRACE:
 342
 343                 pr_debug("%s: SCIOTRACE: ioctl received\n",
 344                                 sc_adapter[card]->devicename);
 345 /*              sc_adapter[card]->trace = !sc_adapter[card]->trace;
 346                 pr_debug("%s: SCIOCTRACE: tracing turned %s\n",
 347                                 sc_adapter[card]->devicename,
 348                         sc_adapter[card]->trace ? "ON" : "OFF"); */
 349                 break;
 350
 351         case SCIOCSTAT:
 352         {
 353                 boardInfo *bi;
 354
 355                 pr_debug("%s: SCIOSTAT: ioctl received\n",
 356                                 sc_adapter[card]->devicename);
 357
 358                 bi = kmalloc (sizeof(boardInfo), GFP_KERNEL);
 359                 if (!bi) {
 360                         kfree(rcvmsg);
 361                         return -ENOMEM;
 362                 }
 363
 364                 kfree(rcvmsg);
 365                 GetStatus(card, bi);
 366
 367                 if (copy_to_user(data->dataptr, bi, sizeof(boardInfo))) {
 368                         kfree(bi);
 369                         return -EFAULT;
 370                 }
 371
 372                 kfree(bi);
 373                 return 0;
 374         }
 375
 376         case SCIOCGETSPEED:
 377         {
 378                 pr_debug("%s: SCIOGETSPEED: ioctl received\n",
 379                                 sc_adapter[card]->devicename);
 380
 381                 /*
 382                  * Get the speed from the board
 383                  */
 384                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 385                         ceReqCallGetCallType, data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
 386                 if (!status && !(rcvmsg->rsp_status)) {
 387                         pr_debug("%s: SCIOCGETSPEED: command successful\n",
 388                                 sc_adapter[card]->devicename);
 389                 }
 390                 else {
 391                         pr_debug("%s: SCIOCGETSPEED: command failed (status = %d)\n",
 392                                 sc_adapter[card]->devicename, status);
 393                         kfree(rcvmsg);
 394                         return status;
 395                 }
 396
 397                 speed = rcvmsg->msg_data.byte_array[0];
 398
 399                 kfree(rcvmsg);
 400
 401                 /*
 402                  * Package the switch type and send to user space
 403                  */
 404
 405                 if (copy_to_user(data->dataptr, &speed, sizeof(char)))
 406                         return -EFAULT;
 407
 408                 return 0;
 409         }
 410
 411         case SCIOCSETSPEED:
 412                 pr_debug("%s: SCIOCSETSPEED: ioctl received\n",
 413                                 sc_adapter[card]->devicename);
 414                 break;
 415
 416         case SCIOCLOOPTST:
 417                 pr_debug("%s: SCIOCLOOPTST: ioctl received\n",
 418                                 sc_adapter[card]->devicename);
 419                 break;
 420
 421         default:
 422                 kfree(rcvmsg);
 423                 return -1;
 424         }
 425
 426         kfree(rcvmsg);
 427         return 0;
 428 }
 429
 430 static int GetStatus(int card, boardInfo *bi)
 431 {
 432         RspMessage rcvmsg;
 433         int i, status;
 434
 435         /*
 436          * Fill in some of the basic info about the board
 437          */
 438         bi->modelid = sc_adapter[card]->model;
 439         strcpy(bi->serial_no, sc_adapter[card]->hwconfig.serial_no);
 440         strcpy(bi->part_no, sc_adapter[card]->hwconfig.part_no);
 441         bi->iobase = sc_adapter[card]->iobase;
 442         bi->rambase = sc_adapter[card]->rambase;
 443         bi->irq = sc_adapter[card]->interrupt;
 444         bi->ramsize = sc_adapter[card]->hwconfig.ram_size;
 445         bi->interface = sc_adapter[card]->hwconfig.st_u_sense;
 446         strcpy(bi->load_ver, sc_adapter[card]->load_ver);
 447         strcpy(bi->proc_ver, sc_adapter[card]->proc_ver);
 448
 449         /*
 450          * Get the current PhyStats and LnkStats
 451          */
 452         status = send_and_receive(card, CEPID, ceReqTypePhy, ceReqClass2,
 453                 ceReqPhyStatus, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 454         if(!status) {
 455                 if(sc_adapter[card]->model < PRI_BOARD) {
 456                         bi->l1_status = rcvmsg.msg_data.byte_array[2];
 457                         for(i = 0 ; i < BRI_CHANNELS ; i++)
 458                                 bi->status.bristats[i].phy_stat =
 459                                         rcvmsg.msg_data.byte_array[i];
 460                 }
 461                 else {
 462                         bi->l1_status = rcvmsg.msg_data.byte_array[0];
 463                         bi->l2_status = rcvmsg.msg_data.byte_array[1];
 464                         for(i = 0 ; i < PRI_CHANNELS ; i++)
 465                                 bi->status.pristats[i].phy_stat =
 466                                         rcvmsg.msg_data.byte_array[i+2];
 467                 }
 468         }
 469
 470         /*
 471          * Get the call types for each channel
 472          */
 473         for (i = 0 ; i < sc_adapter[card]->nChannels ; i++) {
 474                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 475                         ceReqCallGetCallType, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 476                 if(!status) {
 477                         if (sc_adapter[card]->model == PRI_BOARD) {
 478                                 bi->status.pristats[i].call_type =
 479                                         rcvmsg.msg_data.byte_array[0];
 480                         }
 481                         else {
 482                                 bi->status.bristats[i].call_type =
 483                                         rcvmsg.msg_data.byte_array[0];
 484                         }
 485                 }
 486         }
 487
 488         /*
 489          * If PRI, get the call states and service states for each channel
 490          */
 491         if (sc_adapter[card]->model == PRI_BOARD) {
 492                 /*
 493                  * Get the call states
 494                  */
 495                 status = send_and_receive(card, CEPID, ceReqTypeStat, ceReqClass2,
 496                         ceReqPhyChCallState, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 497                 if(!status) {
 498                         for( i = 0 ; i < PRI_CHANNELS ; i++ )
 499                                 bi->status.pristats[i].call_state =
 500                                         rcvmsg.msg_data.byte_array[i];
 501                 }
 502
 503                 /*
 504                  * Get the service states
 505                  */
 506                 status = send_and_receive(card, CEPID, ceReqTypeStat, ceReqClass2,
 507                         ceReqPhyChServState, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 508                 if(!status) {
 509                         for( i = 0 ; i < PRI_CHANNELS ; i++ )
 510                                 bi->status.pristats[i].serv_state =
 511                                         rcvmsg.msg_data.byte_array[i];
 512                 }
 513
 514                 /*
 515                  * Get the link stats for the channels
 516                  */
 517                 for (i = 1 ; i <= PRI_CHANNELS ; i++) {
 518                         status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
 519                                 ceReqLnkGetStats, i, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 520                         if (!status) {
 521                                 bi->status.pristats[i-1].link_stats.tx_good =
 522                                         (unsigned long)rcvmsg.msg_data.byte_array[0];
 523                                 bi->status.pristats[i-1].link_stats.tx_bad =
 524                                         (unsigned long)rcvmsg.msg_data.byte_array[4];
 525                                 bi->status.pristats[i-1].link_stats.rx_good =
 526                                         (unsigned long)rcvmsg.msg_data.byte_array[8];
 527                                 bi->status.pristats[i-1].link_stats.rx_bad =
 528                                         (unsigned long)rcvmsg.msg_data.byte_array[12];
 529                         }
 530                 }
 531
 532                 /*
 533                  * Link stats for the D channel
 534                  */
 535                 status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
 536                         ceReqLnkGetStats, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 537                 if (!status) {
 538                         bi->dch_stats.tx_good = (unsigned long)rcvmsg.msg_data.byte_array[0];
 539                         bi->dch_stats.tx_bad = (unsigned long)rcvmsg.msg_data.byte_array[4];
 540                         bi->dch_stats.rx_good = (unsigned long)rcvmsg.msg_data.byte_array[8];
 541                         bi->dch_stats.rx_bad = (unsigned long)rcvmsg.msg_data.byte_array[12];
 542                 }
 543
 544                 return 0;
 545         }
 546
 547         /*
 548          * If BRI or POTS, Get SPID, DN and call types for each channel
 549          */
 550
 551         /*
 552          * Get the link stats for the channels
 553          */
 554         status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
 555                 ceReqLnkGetStats, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 556         if (!status) {
 557                 bi->dch_stats.tx_good = (unsigned long)rcvmsg.msg_data.byte_array[0];
 558                 bi->dch_stats.tx_bad = (unsigned long)rcvmsg.msg_data.byte_array[4];
 559                 bi->dch_stats.rx_good = (unsigned long)rcvmsg.msg_data.byte_array[8];
 560                 bi->dch_stats.rx_bad = (unsigned long)rcvmsg.msg_data.byte_array[12];
 561                 bi->status.bristats[0].link_stats.tx_good =
 562                         (unsigned long)rcvmsg.msg_data.byte_array[16];
 563                 bi->status.bristats[0].link_stats.tx_bad =
 564                         (unsigned long)rcvmsg.msg_data.byte_array[20];
 565                 bi->status.bristats[0].link_stats.rx_good =
 566                         (unsigned long)rcvmsg.msg_data.byte_array[24];
 567                 bi->status.bristats[0].link_stats.rx_bad =
 568                         (unsigned long)rcvmsg.msg_data.byte_array[28];
 569                 bi->status.bristats[1].link_stats.tx_good =
 570                         (unsigned long)rcvmsg.msg_data.byte_array[32];
 571                 bi->status.bristats[1].link_stats.tx_bad =
 572                         (unsigned long)rcvmsg.msg_data.byte_array[36];
 573                 bi->status.bristats[1].link_stats.rx_good =
 574                         (unsigned long)rcvmsg.msg_data.byte_array[40];
 575                 bi->status.bristats[1].link_stats.rx_bad =
 576                         (unsigned long)rcvmsg.msg_data.byte_array[44];
 577         }
 578
 579         /*
 580          * Get the SPIDs
 581          */
 582         for (i = 0 ; i < BRI_CHANNELS ; i++) {
 583                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 584                         ceReqCallGetSPID, i+1, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 585                 if (!status)
 586                         strcpy(bi->status.bristats[i].spid, rcvmsg.msg_data.byte_array);
 587         }
 588
 589         /*
 590          * Get the DNs
 591          */
 592         for (i = 0 ; i < BRI_CHANNELS ; i++) {
 593                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 594                         ceReqCallGetMyNumber, i+1, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 595                 if (!status)
 596                         strcpy(bi->status.bristats[i].dn, rcvmsg.msg_data.byte_array);
 597         }
 598
 599         return 0;
 600 }