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                         kfree(spid);
 230                         return -EFAULT;
 231                 }
 232
 233                 pr_debug("%s: SCIOCSETSPID: setting channel %d spid to %s\n",
 234                         sc_adapter[card]->devicename, data->channel, spid);
 235                 status = send_and_receive(card, CEPID, ceReqTypeCall,
 236                         ceReqClass0, ceReqCallSetSPID, data->channel,
 237                         strlen(spid), spid, rcvmsg, SAR_TIMEOUT);
 238                 if(!status && !(rcvmsg->rsp_status)) {
 239                         pr_debug("%s: SCIOCSETSPID: command successful\n",
 240                                 sc_adapter[card]->devicename);
 241                         kfree(rcvmsg);
 242                         kfree(spid);
 243                         return 0;
 244                 }
 245                 else {
 246                         pr_debug("%s: SCIOCSETSPID: command failed (status = %d)\n",
 247                                 sc_adapter[card]->devicename, status);
 248                         kfree(rcvmsg);
 249                         kfree(spid);
 250                         return status;
 251                 }
 252         }
 253
 254         case SCIOCGETDN:
 255         {
 256                 pr_debug("%s: SCIOGETDN: ioctl received\n",
 257                                 sc_adapter[card]->devicename);
 258
 259                 /*
 260                  * Get the dn from the board
 261                  */
 262                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallGetMyNumber,
 263                                         data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
 264                 if (!status) {
 265                         pr_debug("%s: SCIOCGETDN: command successful\n",
 266                                         sc_adapter[card]->devicename);
 267                 }
 268                 else {
 269                         pr_debug("%s: SCIOCGETDN: command failed (status = %d)\n",
 270                                 sc_adapter[card]->devicename, status);
 271                         kfree(rcvmsg);
 272                         return status;
 273                 }
 274
 275                 dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
 276                 if (!dn) {
 277                         kfree(rcvmsg);
 278                         return -ENOMEM;
 279                 }
 280                 strcpy(dn, rcvmsg->msg_data.byte_array);
 281                 kfree(rcvmsg);
 282
 283                 /*
 284                  * Package the dn and send to user space
 285                  */
 286                 if (copy_to_user(data->dataptr, dn, SCIOC_DNSIZE)) {
 287                         kfree(dn);
 288                         return -EFAULT;
 289                 }
 290                 kfree(dn);
 291                 return 0;
 292         }
 293
 294         case SCIOCSETDN:
 295         {
 296                 pr_debug("%s: SCIOSETDN: ioctl received\n",
 297                                 sc_adapter[card]->devicename);
 298
 299                 dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
 300                 if (!dn) {
 301                         kfree(rcvmsg);
 302                         return -ENOMEM;
 303                 }
 304                 /*
 305                  * Get the spid from user space
 306                  */
 307                 if (copy_from_user(dn, data->dataptr, SCIOC_DNSIZE)) {
 308                         kfree(rcvmsg);
 309                         kfree(dn);
 310                         return -EFAULT;
 311                 }
 312
 313                 pr_debug("%s: SCIOCSETDN: setting channel %d dn to %s\n",
 314                         sc_adapter[card]->devicename, data->channel, dn);
 315                 status = send_and_receive(card, CEPID, ceReqTypeCall,
 316                         ceReqClass0, ceReqCallSetMyNumber, data->channel,
 317                         strlen(dn),dn,rcvmsg, SAR_TIMEOUT);
 318                 if(!status && !(rcvmsg->rsp_status)) {
 319                         pr_debug("%s: SCIOCSETDN: command successful\n",
 320                                 sc_adapter[card]->devicename);
 321                         kfree(rcvmsg);
 322                         kfree(dn);
 323                         return 0;
 324                 }
 325                 else {
 326                         pr_debug("%s: SCIOCSETDN: command failed (status = %d)\n",
 327                                 sc_adapter[card]->devicename, status);
 328                         kfree(rcvmsg);
 329                         kfree(dn);
 330                         return status;
 331                 }
 332         }
 333
 334         case SCIOCTRACE:
 335
 336                 pr_debug("%s: SCIOTRACE: ioctl received\n",
 337                                 sc_adapter[card]->devicename);
 338 /*              sc_adapter[card]->trace = !sc_adapter[card]->trace;
 339                 pr_debug("%s: SCIOCTRACE: tracing turned %s\n",
 340                                 sc_adapter[card]->devicename,
 341                         sc_adapter[card]->trace ? "ON" : "OFF"); */
 342                 break;
 343
 344         case SCIOCSTAT:
 345         {
 346                 boardInfo *bi;
 347
 348                 pr_debug("%s: SCIOSTAT: ioctl received\n",
 349                                 sc_adapter[card]->devicename);
 350
 351                 bi = kmalloc (sizeof(boardInfo), GFP_KERNEL);
 352                 if (!bi) {
 353                         kfree(rcvmsg);
 354                         return -ENOMEM;
 355                 }
 356
 357                 kfree(rcvmsg);
 358                 GetStatus(card, bi);
 359
 360                 if (copy_to_user(data->dataptr, bi, sizeof(boardInfo))) {
 361                         kfree(bi);
 362                         return -EFAULT;
 363                 }
 364
 365                 kfree(bi);
 366                 return 0;
 367         }
 368
 369         case SCIOCGETSPEED:
 370         {
 371                 pr_debug("%s: SCIOGETSPEED: ioctl received\n",
 372                                 sc_adapter[card]->devicename);
 373
 374                 /*
 375                  * Get the speed from the board
 376                  */
 377                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 378                         ceReqCallGetCallType, data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
 379                 if (!status && !(rcvmsg->rsp_status)) {
 380                         pr_debug("%s: SCIOCGETSPEED: command successful\n",
 381                                 sc_adapter[card]->devicename);
 382                 }
 383                 else {
 384                         pr_debug("%s: SCIOCGETSPEED: command failed (status = %d)\n",
 385                                 sc_adapter[card]->devicename, status);
 386                         kfree(rcvmsg);
 387                         return status;
 388                 }
 389
 390                 speed = rcvmsg->msg_data.byte_array[0];
 391
 392                 kfree(rcvmsg);
 393
 394                 /*
 395                  * Package the switch type and send to user space
 396                  */
 397
 398                 if (copy_to_user(data->dataptr, &speed, sizeof(char)))
 399                         return -EFAULT;
 400
 401                 return 0;
 402         }
 403
 404         case SCIOCSETSPEED:
 405                 pr_debug("%s: SCIOCSETSPEED: ioctl received\n",
 406                                 sc_adapter[card]->devicename);
 407                 break;
 408
 409         case SCIOCLOOPTST:
 410                 pr_debug("%s: SCIOCLOOPTST: ioctl received\n",
 411                                 sc_adapter[card]->devicename);
 412                 break;
 413
 414         default:
 415                 kfree(rcvmsg);
 416                 return -1;
 417         }
 418
 419         kfree(rcvmsg);
 420         return 0;
 421 }
 422
 423 static int GetStatus(int card, boardInfo *bi)
 424 {
 425         RspMessage rcvmsg;
 426         int i, status;
 427
 428         /*
 429          * Fill in some of the basic info about the board
 430          */
 431         bi->modelid = sc_adapter[card]->model;
 432         strcpy(bi->serial_no, sc_adapter[card]->hwconfig.serial_no);
 433         strcpy(bi->part_no, sc_adapter[card]->hwconfig.part_no);
 434         bi->iobase = sc_adapter[card]->iobase;
 435         bi->rambase = sc_adapter[card]->rambase;
 436         bi->irq = sc_adapter[card]->interrupt;
 437         bi->ramsize = sc_adapter[card]->hwconfig.ram_size;
 438         bi->interface = sc_adapter[card]->hwconfig.st_u_sense;
 439         strcpy(bi->load_ver, sc_adapter[card]->load_ver);
 440         strcpy(bi->proc_ver, sc_adapter[card]->proc_ver);
 441
 442         /*
 443          * Get the current PhyStats and LnkStats
 444          */
 445         status = send_and_receive(card, CEPID, ceReqTypePhy, ceReqClass2,
 446                 ceReqPhyStatus, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 447         if(!status) {
 448                 if(sc_adapter[card]->model < PRI_BOARD) {
 449                         bi->l1_status = rcvmsg.msg_data.byte_array[2];
 450                         for(i = 0 ; i < BRI_CHANNELS ; i++)
 451                                 bi->status.bristats[i].phy_stat =
 452                                         rcvmsg.msg_data.byte_array[i];
 453                 }
 454                 else {
 455                         bi->l1_status = rcvmsg.msg_data.byte_array[0];
 456                         bi->l2_status = rcvmsg.msg_data.byte_array[1];
 457                         for(i = 0 ; i < PRI_CHANNELS ; i++)
 458                                 bi->status.pristats[i].phy_stat =
 459                                         rcvmsg.msg_data.byte_array[i+2];
 460                 }
 461         }
 462
 463         /*
 464          * Get the call types for each channel
 465          */
 466         for (i = 0 ; i < sc_adapter[card]->nChannels ; i++) {
 467                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 468                         ceReqCallGetCallType, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 469                 if(!status) {
 470                         if (sc_adapter[card]->model == PRI_BOARD) {
 471                                 bi->status.pristats[i].call_type =
 472                                         rcvmsg.msg_data.byte_array[0];
 473                         }
 474                         else {
 475                                 bi->status.bristats[i].call_type =
 476                                         rcvmsg.msg_data.byte_array[0];
 477                         }
 478                 }
 479         }
 480
 481         /*
 482          * If PRI, get the call states and service states for each channel
 483          */
 484         if (sc_adapter[card]->model == PRI_BOARD) {
 485                 /*
 486                  * Get the call states
 487                  */
 488                 status = send_and_receive(card, CEPID, ceReqTypeStat, ceReqClass2,
 489                         ceReqPhyChCallState, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 490                 if(!status) {
 491                         for( i = 0 ; i < PRI_CHANNELS ; i++ )
 492                                 bi->status.pristats[i].call_state =
 493                                         rcvmsg.msg_data.byte_array[i];
 494                 }
 495
 496                 /*
 497                  * Get the service states
 498                  */
 499                 status = send_and_receive(card, CEPID, ceReqTypeStat, ceReqClass2,
 500                         ceReqPhyChServState, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 501                 if(!status) {
 502                         for( i = 0 ; i < PRI_CHANNELS ; i++ )
 503                                 bi->status.pristats[i].serv_state =
 504                                         rcvmsg.msg_data.byte_array[i];
 505                 }
 506
 507                 /*
 508                  * Get the link stats for the channels
 509                  */
 510                 for (i = 1 ; i <= PRI_CHANNELS ; i++) {
 511                         status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
 512                                 ceReqLnkGetStats, i, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 513                         if (!status) {
 514                                 bi->status.pristats[i-1].link_stats.tx_good =
 515                                         (unsigned long)rcvmsg.msg_data.byte_array[0];
 516                                 bi->status.pristats[i-1].link_stats.tx_bad =
 517                                         (unsigned long)rcvmsg.msg_data.byte_array[4];
 518                                 bi->status.pristats[i-1].link_stats.rx_good =
 519                                         (unsigned long)rcvmsg.msg_data.byte_array[8];
 520                                 bi->status.pristats[i-1].link_stats.rx_bad =
 521                                         (unsigned long)rcvmsg.msg_data.byte_array[12];
 522                         }
 523                 }
 524
 525                 /*
 526                  * Link stats for the D channel
 527                  */
 528                 status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
 529                         ceReqLnkGetStats, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 530                 if (!status) {
 531                         bi->dch_stats.tx_good = (unsigned long)rcvmsg.msg_data.byte_array[0];
 532                         bi->dch_stats.tx_bad = (unsigned long)rcvmsg.msg_data.byte_array[4];
 533                         bi->dch_stats.rx_good = (unsigned long)rcvmsg.msg_data.byte_array[8];
 534                         bi->dch_stats.rx_bad = (unsigned long)rcvmsg.msg_data.byte_array[12];
 535                 }
 536
 537                 return 0;
 538         }
 539
 540         /*
 541          * If BRI or POTS, Get SPID, DN and call types for each channel
 542          */
 543
 544         /*
 545          * Get the link stats for the channels
 546          */
 547         status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
 548                 ceReqLnkGetStats, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 549         if (!status) {
 550                 bi->dch_stats.tx_good = (unsigned long)rcvmsg.msg_data.byte_array[0];
 551                 bi->dch_stats.tx_bad = (unsigned long)rcvmsg.msg_data.byte_array[4];
 552                 bi->dch_stats.rx_good = (unsigned long)rcvmsg.msg_data.byte_array[8];
 553                 bi->dch_stats.rx_bad = (unsigned long)rcvmsg.msg_data.byte_array[12];
 554                 bi->status.bristats[0].link_stats.tx_good =
 555                         (unsigned long)rcvmsg.msg_data.byte_array[16];
 556                 bi->status.bristats[0].link_stats.tx_bad =
 557                         (unsigned long)rcvmsg.msg_data.byte_array[20];
 558                 bi->status.bristats[0].link_stats.rx_good =
 559                         (unsigned long)rcvmsg.msg_data.byte_array[24];
 560                 bi->status.bristats[0].link_stats.rx_bad =
 561                         (unsigned long)rcvmsg.msg_data.byte_array[28];
 562                 bi->status.bristats[1].link_stats.tx_good =
 563                         (unsigned long)rcvmsg.msg_data.byte_array[32];
 564                 bi->status.bristats[1].link_stats.tx_bad =
 565                         (unsigned long)rcvmsg.msg_data.byte_array[36];
 566                 bi->status.bristats[1].link_stats.rx_good =
 567                         (unsigned long)rcvmsg.msg_data.byte_array[40];
 568                 bi->status.bristats[1].link_stats.rx_bad =
 569                         (unsigned long)rcvmsg.msg_data.byte_array[44];
 570         }
 571
 572         /*
 573          * Get the SPIDs
 574          */
 575         for (i = 0 ; i < BRI_CHANNELS ; i++) {
 576                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 577                         ceReqCallGetSPID, i+1, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 578                 if (!status)
 579                         strcpy(bi->status.bristats[i].spid, rcvmsg.msg_data.byte_array);
 580         }
 581
 582         /*
 583          * Get the DNs
 584          */
 585         for (i = 0 ; i < BRI_CHANNELS ; i++) {
 586                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
 587                         ceReqCallGetMyNumber, i+1, 0, NULL, &rcvmsg, SAR_TIMEOUT);
 588                 if (!status)
 589                         strcpy(bi->status.bristats[i].dn, rcvmsg.msg_data.byte_array);
 590         }
 591
 592         return 0;
 593 }