hardware/serial-dmm/api.c

   1 /*
   2  * This file is part of the sigrok project.
   3  *
   4  * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
   5  * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
   6  * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
   7  *
   8  * This program is free software: you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation, either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #include <glib.h>
  23 #include <sys/types.h>
  24 #include <sys/stat.h>
  25 #include <fcntl.h>
  26 #include <string.h>
  27 #include <errno.h>
  28 #include "libsigrok.h"
  29 #include "libsigrok-internal.h"
  30 #include "protocol.h"
  31
  32 static const int hwopts[] = {
  33         SR_HWOPT_CONN,
  34         SR_HWOPT_SERIALCOMM,
  35         0,
  36 };
  37
  38 static const int hwcaps[] = {
  39         SR_HWCAP_MULTIMETER,
  40         SR_HWCAP_LIMIT_SAMPLES,
  41         SR_HWCAP_CONTINUOUS,
  42         0,
  43 };
  44
  45 static const char *probe_names[] = {
  46         "Probe",
  47         NULL,
  48 };
  49
  50 SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
  51 SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
  52 SR_PRIV struct sr_dev_driver metex_me31_driver_info;
  53 SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
  54 SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
  55 SR_PRIV struct sr_dev_driver va_va18b_driver_info;
  56 SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
  57 SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
  58 SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
  59 SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
  60 SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
  61
  62 static struct sr_dev_driver *di_dt4000zc = &digitek_dt4000zc_driver_info;
  63 static struct sr_dev_driver *di_tp4000zc = &tekpower_tp4000zc_driver_info;
  64 static struct sr_dev_driver *di_me31 = &metex_me31_driver_info;
  65 static struct sr_dev_driver *di_3410 = &peaktech_3410_driver_info;
  66 static struct sr_dev_driver *di_mas345 = &mastech_mas345_driver_info;
  67 static struct sr_dev_driver *di_va18b = &va_va18b_driver_info;
  68 static struct sr_dev_driver *di_m3640d = &metex_m3640d_driver_info;
  69 static struct sr_dev_driver *di_4370 = &peaktech_4370_driver_info;
  70 static struct sr_dev_driver *di_pce_dm32 = &pce_pce_dm32_driver_info;
  71 static struct sr_dev_driver *di_22_168 = &radioshack_22_168_driver_info;
  72 static struct sr_dev_driver *di_22_812 = &radioshack_22_812_driver_info;
  73
  74 /* After hw_init() this will point to a device-specific entry (see above). */
  75 static struct sr_dev_driver *di = NULL;
  76
  77 SR_PRIV struct dmm_info dmms[] = {
  78         {
  79                 "Digitek", "DT4000ZC", "2400/8n1", 2400,
  80                 FS9721_PACKET_SIZE, NULL,
  81                 sr_fs9721_packet_valid, sr_fs9721_parse,
  82                 dmm_details_dt4000zc,
  83         },
  84         {
  85                 "TekPower", "TP4000ZC", "2400/8n1", 2400,
  86                 FS9721_PACKET_SIZE, NULL,
  87                 sr_fs9721_packet_valid, sr_fs9721_parse,
  88                 dmm_details_tp4000zc,
  89         },
  90         {
  91                 "Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
  92                 METEX14_PACKET_SIZE, sr_metex14_packet_request,
  93                 sr_metex14_packet_valid, sr_metex14_parse,
  94                 NULL,
  95         },
  96         {
  97                 "Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
  98                 METEX14_PACKET_SIZE, sr_metex14_packet_request,
  99                 sr_metex14_packet_valid, sr_metex14_parse,
 100                 NULL,
 101         },
 102         {
 103                 "MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
 104                 METEX14_PACKET_SIZE, sr_metex14_packet_request,
 105                 sr_metex14_packet_valid, sr_metex14_parse,
 106                 NULL,
 107         },
 108         {
 109                 "V&A", "VA18B", "2400/8n1", 2400,
 110                 FS9721_PACKET_SIZE, NULL,
 111                 sr_fs9721_packet_valid, sr_fs9721_parse,
 112                 dmm_details_va18b,
 113         },
 114         {
 115                 "Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
 116                 METEX14_PACKET_SIZE, sr_metex14_packet_request,
 117                 sr_metex14_packet_valid, sr_metex14_parse,
 118                 NULL,
 119         },
 120         {
 121                 "PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
 122                 METEX14_PACKET_SIZE, sr_metex14_packet_request,
 123                 sr_metex14_packet_valid, sr_metex14_parse,
 124                 NULL,
 125         },
 126         {
 127                 "PCE", "PCE-DM32", "2400/8n1", 2400,
 128                 FS9721_PACKET_SIZE, NULL,
 129                 sr_fs9721_packet_valid, sr_fs9721_parse,
 130                 dmm_details_pce_dm32,
 131         },
 132         {
 133                 "RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
 134                 METEX14_PACKET_SIZE, sr_metex14_packet_request,
 135                 sr_metex14_packet_valid, sr_metex14_parse,
 136                 NULL,
 137         },
 138         {
 139                 "RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
 140                 RS9LCD_PACKET_SIZE, NULL,
 141                 sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
 142                 NULL,
 143         },
 144 };
 145
 146 /* Properly close and free all devices. */
 147 static int clear_instances(void)
 148 {
 149         struct sr_dev_inst *sdi;
 150         struct drv_context *drvc;
 151         struct dev_context *devc;
 152         GSList *l;
 153
 154         /* di is not necessarily initialized */
 155         if (!di)
 156                 return SR_OK;
 157
 158         if (!(drvc = di->priv))
 159                 return SR_OK;
 160
 161         drvc = di->priv;
 162         for (l = drvc->instances; l; l = l->next) {
 163                 if (!(sdi = l->data))
 164                         continue;
 165                 if (!(devc = sdi->priv))
 166                         continue;
 167                 sr_serial_dev_inst_free(devc->serial);
 168                 sr_dev_inst_free(sdi);
 169         }
 170         g_slist_free(drvc->instances);
 171         drvc->instances = NULL;
 172
 173         return SR_OK;
 174 }
 175
 176 static int hw_init(struct sr_context *sr_ctx, int dmm)
 177 {
 178         struct drv_context *drvc;
 179
 180         if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
 181                 sr_err("Driver context malloc failed.");
 182                 return SR_ERR_MALLOC;
 183         }
 184
 185         if (dmm == DIGITEK_DT4000ZC)
 186                 di = di_dt4000zc;
 187         if (dmm == TEKPOWER_TP4000ZC)
 188                 di = di_tp4000zc;
 189         if (dmm == METEX_ME31)
 190                 di = di_me31;
 191         if (dmm == PEAKTECH_3410)
 192                 di = di_3410;
 193         if (dmm == MASTECH_MAS345)
 194                 di = di_mas345;
 195         if (dmm == VA_VA18B)
 196                 di = di_va18b;
 197         if (dmm == METEX_M3640D)
 198                 di = di_m3640d;
 199         if (dmm == PEAKTECH_4370)
 200                 di = di_4370;
 201         if (dmm == PCE_PCE_DM32)
 202                 di = di_pce_dm32;
 203         if (dmm == RADIOSHACK_22_168)
 204                 di = di_22_168;
 205         if (dmm == RADIOSHACK_22_812)
 206                 di = di_22_812;
 207         sr_dbg("Selected '%s' subdriver.", di->name);
 208
 209         drvc->sr_ctx = sr_ctx;
 210         di->priv = drvc;
 211
 212         return SR_OK;
 213 }
 214
 215 static int hw_init_digitek_dt4000zc(struct sr_context *sr_ctx)
 216 {
 217         return hw_init(sr_ctx, DIGITEK_DT4000ZC);
 218 }
 219
 220 static int hw_init_tekpower_tp4000zc(struct sr_context *sr_ctx)
 221 {
 222         return hw_init(sr_ctx, TEKPOWER_TP4000ZC);
 223 }
 224
 225 static int hw_init_metex_me31(struct sr_context *sr_ctx)
 226 {
 227         return hw_init(sr_ctx, METEX_ME31);
 228 }
 229
 230 static int hw_init_peaktech_3410(struct sr_context *sr_ctx)
 231 {
 232         return hw_init(sr_ctx, PEAKTECH_3410);
 233 }
 234
 235 static int hw_init_mastech_mas345(struct sr_context *sr_ctx)
 236 {
 237         return hw_init(sr_ctx, MASTECH_MAS345);
 238 }
 239
 240 static int hw_init_va_va18b(struct sr_context *sr_ctx)
 241 {
 242         return hw_init(sr_ctx, VA_VA18B);
 243 }
 244
 245 static int hw_init_metex_m3640d(struct sr_context *sr_ctx)
 246 {
 247         return hw_init(sr_ctx, METEX_M3640D);
 248 }
 249
 250 static int hw_init_peaktech_4370(struct sr_context *sr_ctx)
 251 {
 252         return hw_init(sr_ctx, PEAKTECH_4370);
 253 }
 254
 255 static int hw_init_pce_pce_dm32(struct sr_context *sr_ctx)
 256 {
 257         return hw_init(sr_ctx, PCE_PCE_DM32);
 258 }
 259
 260 static int hw_init_radioshack_22_168(struct sr_context *sr_ctx)
 261 {
 262         return hw_init(sr_ctx, RADIOSHACK_22_168);
 263 }
 264
 265 static int hw_init_radioshack_22_812(struct sr_context *sr_ctx)
 266 {
 267         return hw_init(sr_ctx, RADIOSHACK_22_812);
 268 }
 269
 270 static GSList *scan(const char *conn, const char *serialcomm, int dmm)
 271 {
 272         struct sr_dev_inst *sdi;
 273         struct drv_context *drvc;
 274         struct dev_context *devc;
 275         struct sr_probe *probe;
 276         struct sr_serial_dev_inst *serial;
 277         GSList *devices;
 278         int dropped, ret;
 279         size_t len;
 280         uint8_t buf[128];
 281
 282         if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
 283                 return NULL;
 284
 285         if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
 286                 return NULL;
 287
 288         sr_info("Probing port %s.", conn);
 289
 290         drvc = di->priv;
 291         devices = NULL;
 292         serial_flush(serial);
 293
 294         /*
 295          * There's no way to get an ID from the multimeter. It just sends data
 296          * periodically, so the best we can do is check if the packets match
 297          * the expected format.
 298          */
 299
 300         /* Let's get a bit of data and see if we can find a packet. */
 301         len = sizeof(buf);
 302
 303         /* Request a packet if the DMM requires this. */
 304         if (dmms[dmm].packet_request) {
 305                 if ((ret = dmms[dmm].packet_request(serial)) < 0) {
 306                         sr_err("Failed to request packet: %d.", ret);
 307                         return FALSE;
 308                 }
 309         }
 310
 311         ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
 312                                    dmms[dmm].packet_valid, 1000,
 313                                    dmms[dmm].baudrate);
 314         if (ret != SR_OK)
 315                 goto scan_cleanup;
 316
 317         /*
 318          * If we dropped more than two packets worth of data, something is
 319          * wrong. We shouldn't quit however, since the dropped bytes might be
 320          * just zeroes at the beginning of the stream. Those can occur as a
 321          * combination of the nonstandard cable that ships with this device and
 322          * the serial port or USB to serial adapter.
 323          */
 324         dropped = len - dmms[dmm].packet_size;
 325         if (dropped > 2 * dmms[dmm].packet_size)
 326                 sr_warn("Had to drop too much data.");
 327
 328         sr_info("Found device on port %s.", conn);
 329
 330         if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
 331                                     dmms[dmm].device, "")))
 332                 goto scan_cleanup;
 333
 334         if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
 335                 sr_err("Device context malloc failed.");
 336                 goto scan_cleanup;
 337         }
 338
 339         devc->serial = serial;
 340
 341         sdi->priv = devc;
 342         sdi->driver = di;
 343         if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
 344                 goto scan_cleanup;
 345         sdi->probes = g_slist_append(sdi->probes, probe);
 346         drvc->instances = g_slist_append(drvc->instances, sdi);
 347         devices = g_slist_append(devices, sdi);
 348
 349 scan_cleanup:
 350         serial_close(serial);
 351
 352         return devices;
 353 }
 354
 355 static GSList *hw_scan(GSList *options)
 356 {
 357         struct sr_hwopt *opt;
 358         GSList *l, *devices;
 359         const char *conn, *serialcomm;
 360         int dmm;
 361
 362         conn = serialcomm = NULL;
 363         for (l = options; l; l = l->next) {
 364                 opt = l->data;
 365                 switch (opt->hwopt) {
 366                 case SR_HWOPT_CONN:
 367                         conn = opt->value;
 368                         break;
 369                 case SR_HWOPT_SERIALCOMM:
 370                         serialcomm = opt->value;
 371                         break;
 372                 }
 373         }
 374         if (!conn)
 375                 return NULL;
 376
 377         if (!strcmp(di->name, "digitek-dt4000zc"))
 378                 dmm = 0;
 379         if (!strcmp(di->name, "tekpower-tp4000zc"))
 380                 dmm = 1;
 381         if (!strcmp(di->name, "metex-me31"))
 382                 dmm = 2;
 383         if (!strcmp(di->name, "peaktech-3410"))
 384                 dmm = 3;
 385         if (!strcmp(di->name, "mastech-mas345"))
 386                 dmm = 4;
 387         if (!strcmp(di->name, "va-va18b"))
 388                 dmm = 5;
 389         if (!strcmp(di->name, "metex-m3640d"))
 390                 dmm = 6;
 391         if (!strcmp(di->name, "peaktech-4370"))
 392                 dmm = 7;
 393         if (!strcmp(di->name, "pce-pce-dm32"))
 394                 dmm = 8;
 395         if (!strcmp(di->name, "radioshack-22-168"))
 396                 dmm = 9;
 397         if (!strcmp(di->name, "radioshack-22-812"))
 398                 dmm = 10;
 399
 400         if (serialcomm) {
 401                 /* Use the provided comm specs. */
 402                 devices = scan(conn, serialcomm, dmm);
 403         } else {
 404                 /* Try the default. */
 405                 devices = scan(conn, dmms[dmm].conn, dmm);
 406         }
 407
 408         return devices;
 409 }
 410
 411 static GSList *hw_dev_list(void)
 412 {
 413         struct drv_context *drvc;
 414
 415         drvc = di->priv;
 416
 417         return drvc->instances;
 418 }
 419
 420 static int hw_dev_open(struct sr_dev_inst *sdi)
 421 {
 422         struct dev_context *devc;
 423
 424         if (!(devc = sdi->priv)) {
 425                 sr_err("sdi->priv was NULL.");
 426                 return SR_ERR_BUG;
 427         }
 428
 429         if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
 430                 return SR_ERR;
 431
 432         sdi->status = SR_ST_ACTIVE;
 433
 434         return SR_OK;
 435 }
 436
 437 static int hw_dev_close(struct sr_dev_inst *sdi)
 438 {
 439         struct dev_context *devc;
 440
 441         if (!(devc = sdi->priv)) {
 442                 sr_err("sdi->priv was NULL.");
 443                 return SR_ERR_BUG;
 444         }
 445
 446         if (devc->serial && devc->serial->fd != -1) {
 447                 serial_close(devc->serial);
 448                 sdi->status = SR_ST_INACTIVE;
 449         }
 450
 451         return SR_OK;
 452 }
 453
 454 static int hw_cleanup(void)
 455 {
 456         clear_instances();
 457
 458         return SR_OK;
 459 }
 460
 461 static int hw_info_get(int info_id, const void **data,
 462                        const struct sr_dev_inst *sdi)
 463 {
 464         (void)sdi;
 465
 466         switch (info_id) {
 467         case SR_DI_HWOPTS:
 468                 *data = hwopts;
 469                 break;
 470         case SR_DI_HWCAPS:
 471                 *data = hwcaps;
 472                 break;
 473         case SR_DI_NUM_PROBES:
 474                 *data = GINT_TO_POINTER(1);
 475                 break;
 476         case SR_DI_PROBE_NAMES:
 477                 *data = probe_names;
 478                 break;
 479         default:
 480                 return SR_ERR_ARG;
 481         }
 482
 483         return SR_OK;
 484 }
 485
 486 static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
 487                              const void *value)
 488 {
 489         struct dev_context *devc;
 490
 491         if (sdi->status != SR_ST_ACTIVE)
 492                 return SR_ERR;
 493
 494         if (!(devc = sdi->priv)) {
 495                 sr_err("sdi->priv was NULL.");
 496                 return SR_ERR_BUG;
 497         }
 498
 499         switch (hwcap) {
 500         case SR_HWCAP_LIMIT_SAMPLES:
 501                 devc->limit_samples = *(const uint64_t *)value;
 502                 sr_dbg("Setting sample limit to %" PRIu64 ".",
 503                        devc->limit_samples);
 504                 break;
 505         default:
 506                 sr_err("Unknown capability: %d.", hwcap);
 507                 return SR_ERR;
 508                 break;
 509         }
 510
 511         return SR_OK;
 512 }
 513
 514 static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
 515                                     void *cb_data)
 516 {
 517         struct sr_datafeed_packet packet;
 518         struct sr_datafeed_header header;
 519         struct sr_datafeed_meta_analog meta;
 520         struct dev_context *devc;
 521         int (*receive_data)(int, int, void *) = NULL;
 522
 523         if (!(devc = sdi->priv)) {
 524                 sr_err("sdi->priv was NULL.");
 525                 return SR_ERR_BUG;
 526         }
 527
 528         sr_dbg("Starting acquisition.");
 529
 530         devc->cb_data = cb_data;
 531
 532         /*
 533          * Reset the number of samples to take. If we've already collected our
 534          * quota, but we start a new session, and don't reset this, we'll just
 535          * quit without acquiring any new samples.
 536          */
 537         devc->num_samples = 0;
 538
 539         /* Send header packet to the session bus. */
 540         sr_dbg("Sending SR_DF_HEADER.");
 541         packet.type = SR_DF_HEADER;
 542         packet.payload = (uint8_t *)&header;
 543         header.feed_version = 1;
 544         gettimeofday(&header.starttime, NULL);
 545         sr_session_send(devc->cb_data, &packet);
 546
 547         /* Send metadata about the SR_DF_ANALOG packets to come. */
 548         sr_dbg("Sending SR_DF_META_ANALOG.");
 549         packet.type = SR_DF_META_ANALOG;
 550         packet.payload = &meta;
 551         meta.num_probes = 1;
 552         sr_session_send(devc->cb_data, &packet);
 553
 554         if (!strcmp(di->name, "digitek-dt4000zc"))
 555                 receive_data = digitek_dt4000zc_receive_data;
 556         if (!strcmp(di->name, "tekpower-tp4000zc"))
 557                 receive_data = tekpower_tp4000zc_receive_data;
 558         if (!strcmp(di->name, "metex-me31"))
 559                 receive_data = metex_me31_receive_data;
 560         if (!strcmp(di->name, "peaktech-3410"))
 561                 receive_data = peaktech_3410_receive_data;
 562         if (!strcmp(di->name, "mastech-mas345"))
 563                 receive_data = mastech_mas345_receive_data;
 564         if (!strcmp(di->name, "va-va18b"))
 565                 receive_data = va_va18b_receive_data;
 566         if (!strcmp(di->name, "metex-m3640d"))
 567                 receive_data = metex_m3640d_receive_data;
 568         if (!strcmp(di->name, "peaktech-4370"))
 569                 receive_data = peaktech_4370_receive_data;
 570         if (!strcmp(di->name, "pce-pce-dm32"))
 571                 receive_data = pce_pce_dm32_receive_data;
 572         if (!strcmp(di->name, "radioshack-22-168"))
 573                 receive_data = radioshack_22_168_receive_data;
 574         if (!strcmp(di->name, "radioshack-22-812"))
 575                 receive_data = radioshack_22_812_receive_data;
 576
 577         /* Poll every 50ms, or whenever some data comes in. */
 578         sr_source_add(devc->serial->fd, G_IO_IN, 50,
 579                       receive_data, (void *)sdi);
 580
 581         return SR_OK;
 582 }
 583
 584 static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
 585 {
 586         struct sr_datafeed_packet packet;
 587         struct dev_context *devc;
 588
 589         if (sdi->status != SR_ST_ACTIVE)
 590                 return SR_ERR;
 591
 592         if (!(devc = sdi->priv)) {
 593                 sr_err("sdi->priv was NULL.");
 594                 return SR_ERR_BUG;
 595         }
 596
 597         sr_dbg("Stopping acquisition.");
 598
 599         sr_source_remove(devc->serial->fd);
 600         hw_dev_close((struct sr_dev_inst *)sdi);
 601
 602         /* Send end packet to the session bus. */
 603         sr_dbg("Sending SR_DF_END.");
 604         packet.type = SR_DF_END;
 605         sr_session_send(cb_data, &packet);
 606
 607         return SR_OK;
 608 }
 609
 610 SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info = {
 611         .name = "digitek-dt4000zc",
 612         .longname = "Digitek DT4000ZC",
 613         .api_version = 1,
 614         .init = hw_init_digitek_dt4000zc,
 615         .cleanup = hw_cleanup,
 616         .scan = hw_scan,
 617         .dev_list = hw_dev_list,
 618         .dev_clear = clear_instances,
 619         .dev_open = hw_dev_open,
 620         .dev_close = hw_dev_close,
 621         .info_get = hw_info_get,
 622         .dev_config_set = hw_dev_config_set,
 623         .dev_acquisition_start = hw_dev_acquisition_start,
 624         .dev_acquisition_stop = hw_dev_acquisition_stop,
 625         .priv = NULL,
 626 };
 627
 628 SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info = {
 629         .name = "tekpower-tp4000zc",
 630         .longname = "TekPower TP4000ZC",
 631         .api_version = 1,
 632         .init = hw_init_tekpower_tp4000zc,
 633         .cleanup = hw_cleanup,
 634         .scan = hw_scan,
 635         .dev_list = hw_dev_list,
 636         .dev_clear = clear_instances,
 637         .dev_open = hw_dev_open,
 638         .dev_close = hw_dev_close,
 639         .info_get = hw_info_get,
 640         .dev_config_set = hw_dev_config_set,
 641         .dev_acquisition_start = hw_dev_acquisition_start,
 642         .dev_acquisition_stop = hw_dev_acquisition_stop,
 643         .priv = NULL,
 644 };
 645
 646 SR_PRIV struct sr_dev_driver metex_me31_driver_info = {
 647         .name = "metex-me31",
 648         .longname = "Metex ME-31",
 649         .api_version = 1,
 650         .init = hw_init_metex_me31,
 651         .cleanup = hw_cleanup,
 652         .scan = hw_scan,
 653         .dev_list = hw_dev_list,
 654         .dev_clear = clear_instances,
 655         .dev_open = hw_dev_open,
 656         .dev_close = hw_dev_close,
 657         .info_get = hw_info_get,
 658         .dev_config_set = hw_dev_config_set,
 659         .dev_acquisition_start = hw_dev_acquisition_start,
 660         .dev_acquisition_stop = hw_dev_acquisition_stop,
 661         .priv = NULL,
 662 };
 663
 664 SR_PRIV struct sr_dev_driver peaktech_3410_driver_info = {
 665         .name = "peaktech-3410",
 666         .longname = "PeakTech 3410",
 667         .api_version = 1,
 668         .init = hw_init_peaktech_3410,
 669         .cleanup = hw_cleanup,
 670         .scan = hw_scan,
 671         .dev_list = hw_dev_list,
 672         .dev_clear = clear_instances,
 673         .dev_open = hw_dev_open,
 674         .dev_close = hw_dev_close,
 675         .info_get = hw_info_get,
 676         .dev_config_set = hw_dev_config_set,
 677         .dev_acquisition_start = hw_dev_acquisition_start,
 678         .dev_acquisition_stop = hw_dev_acquisition_stop,
 679         .priv = NULL,
 680 };
 681
 682 SR_PRIV struct sr_dev_driver mastech_mas345_driver_info = {
 683         .name = "mastech-mas345",
 684         .longname = "MASTECH MAS345",
 685         .api_version = 1,
 686         .init = hw_init_mastech_mas345,
 687         .cleanup = hw_cleanup,
 688         .scan = hw_scan,
 689         .dev_list = hw_dev_list,
 690         .dev_clear = clear_instances,
 691         .dev_open = hw_dev_open,
 692         .dev_close = hw_dev_close,
 693         .info_get = hw_info_get,
 694         .dev_config_set = hw_dev_config_set,
 695         .dev_acquisition_start = hw_dev_acquisition_start,
 696         .dev_acquisition_stop = hw_dev_acquisition_stop,
 697         .priv = NULL,
 698 };
 699
 700 SR_PRIV struct sr_dev_driver va_va18b_driver_info = {
 701         .name = "va-va18b",
 702         .longname = "V&A VA18B",
 703         .api_version = 1,
 704         .init = hw_init_va_va18b,
 705         .cleanup = hw_cleanup,
 706         .scan = hw_scan,
 707         .dev_list = hw_dev_list,
 708         .dev_clear = clear_instances,
 709         .dev_open = hw_dev_open,
 710         .dev_close = hw_dev_close,
 711         .info_get = hw_info_get,
 712         .dev_config_set = hw_dev_config_set,
 713         .dev_acquisition_start = hw_dev_acquisition_start,
 714         .dev_acquisition_stop = hw_dev_acquisition_stop,
 715         .priv = NULL,
 716 };
 717
 718 SR_PRIV struct sr_dev_driver metex_m3640d_driver_info = {
 719         .name = "metex-m3640d",
 720         .longname = "Metex M-3640D",
 721         .api_version = 1,
 722         .init = hw_init_metex_m3640d,
 723         .cleanup = hw_cleanup,
 724         .scan = hw_scan,
 725         .dev_list = hw_dev_list,
 726         .dev_clear = clear_instances,
 727         .dev_open = hw_dev_open,
 728         .dev_close = hw_dev_close,
 729         .info_get = hw_info_get,
 730         .dev_config_set = hw_dev_config_set,
 731         .dev_acquisition_start = hw_dev_acquisition_start,
 732         .dev_acquisition_stop = hw_dev_acquisition_stop,
 733         .priv = NULL,
 734 };
 735
 736 SR_PRIV struct sr_dev_driver peaktech_4370_driver_info = {
 737         .name = "peaktech-4370",
 738         .longname = "PeakTech 4370",
 739         .api_version = 1,
 740         .init = hw_init_peaktech_4370,
 741         .cleanup = hw_cleanup,
 742         .scan = hw_scan,
 743         .dev_list = hw_dev_list,
 744         .dev_clear = clear_instances,
 745         .dev_open = hw_dev_open,
 746         .dev_close = hw_dev_close,
 747         .info_get = hw_info_get,
 748         .dev_config_set = hw_dev_config_set,
 749         .dev_acquisition_start = hw_dev_acquisition_start,
 750         .dev_acquisition_stop = hw_dev_acquisition_stop,
 751         .priv = NULL,
 752 };
 753
 754 SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info = {
 755         .name = "pce-pce-dm32",
 756         .longname = "PCE PCE-DM32",
 757         .api_version = 1,
 758         .init = hw_init_pce_pce_dm32,
 759         .cleanup = hw_cleanup,
 760         .scan = hw_scan,
 761         .dev_list = hw_dev_list,
 762         .dev_clear = clear_instances,
 763         .dev_open = hw_dev_open,
 764         .dev_close = hw_dev_close,
 765         .info_get = hw_info_get,
 766         .dev_config_set = hw_dev_config_set,
 767         .dev_acquisition_start = hw_dev_acquisition_start,
 768         .dev_acquisition_stop = hw_dev_acquisition_stop,
 769         .priv = NULL,
 770 };
 771
 772 SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info = {
 773         .name = "radioshack-22-168",
 774         .longname = "RadioShack 22-168",
 775         .api_version = 1,
 776         .init = hw_init_radioshack_22_168,
 777         .cleanup = hw_cleanup,
 778         .scan = hw_scan,
 779         .dev_list = hw_dev_list,
 780         .dev_clear = clear_instances,
 781         .dev_open = hw_dev_open,
 782         .dev_close = hw_dev_close,
 783         .info_get = hw_info_get,
 784         .dev_config_set = hw_dev_config_set,
 785         .dev_acquisition_start = hw_dev_acquisition_start,
 786         .dev_acquisition_stop = hw_dev_acquisition_stop,
 787         .priv = NULL,
 788 };
 789
 790 SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info = {
 791         .name = "radioshack-22-812",
 792         .longname = "RadioShack 22-812",
 793         .api_version = 1,
 794         .init = hw_init_radioshack_22_812,
 795         .cleanup = hw_cleanup,
 796         .scan = hw_scan,
 797         .dev_list = hw_dev_list,
 798         .dev_clear = clear_instances,
 799         .dev_open = hw_dev_open,
 800         .dev_close = hw_dev_close,
 801         .info_get = hw_info_get,
 802         .dev_config_set = hw_dev_config_set,
 803         .dev_acquisition_start = hw_dev_acquisition_start,
 804         .dev_acquisition_stop = hw_dev_acquisition_stop,
 805         .priv = NULL,
 806 };