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