drivers/media/pci/bt8xx/dst.c

   1 /*
   2         Frontend/Card driver for TwinHan DST Frontend
   3         Copyright (C) 2003 Jamie Honan
   4         Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com)
   5
   6         This program is free software; you can redistribute it and/or modify
   7         it under the terms of the GNU General Public License as published by
   8         the Free Software Foundation; either version 2 of the License, or
   9         (at your option) any later version.
  10
  11         This program is distributed in the hope that it will be useful,
  12         but WITHOUT ANY WARRANTY; without even the implied warranty of
  13         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14         GNU General Public License for more details.
  15
  16         You should have received a copy of the GNU General Public License
  17         along with this program; if not, write to the Free Software
  18         Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  22
  23 #include <linux/kernel.h>
  24 #include <linux/module.h>
  25 #include <linux/init.h>
  26 #include <linux/string.h>
  27 #include <linux/slab.h>
  28 #include <linux/vmalloc.h>
  29 #include <linux/delay.h>
  30 #include <asm/div64.h>
  31 #include "dvb_frontend.h"
  32 #include "dst_priv.h"
  33 #include "dst_common.h"
  34
  35 static unsigned int verbose;
  36 module_param(verbose, int, 0644);
  37 MODULE_PARM_DESC(verbose, "verbosity level (0 to 3)");
  38
  39 static unsigned int dst_addons;
  40 module_param(dst_addons, int, 0644);
  41 MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
  42
  43 static unsigned int dst_algo;
  44 module_param(dst_algo, int, 0644);
  45 MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
  46
  47 #define HAS_LOCK                1
  48 #define ATTEMPT_TUNE            2
  49 #define HAS_POWER               4
  50
  51 #define dprintk(level, fmt, arg...) do {                                \
  52         if (level >= verbose)                                           \
  53                 printk(KERN_DEBUG pr_fmt("%s: " fmt),                   \
  54                        __func__, ##arg);                                \
  55 } while(0)
  56
  57 static int dst_command(struct dst_state *state, u8 *data, u8 len);
  58
  59 static void dst_packsize(struct dst_state *state, int psize)
  60 {
  61         union dst_gpio_packet bits;
  62
  63         bits.psize = psize;
  64         bt878_device_control(state->bt, DST_IG_TS, &bits);
  65 }
  66
  67 static int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb,
  68                          u32 outhigh, int delay)
  69 {
  70         union dst_gpio_packet enb;
  71         union dst_gpio_packet bits;
  72         int err;
  73
  74         enb.enb.mask = mask;
  75         enb.enb.enable = enbb;
  76
  77         dprintk(2, "mask=[%04x], enbb=[%04x], outhigh=[%04x]\n",
  78                 mask, enbb, outhigh);
  79         if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
  80                 dprintk(2, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)\n",
  81                         err, mask, enbb);
  82                 return -EREMOTEIO;
  83         }
  84         udelay(1000);
  85         /* because complete disabling means no output, no need to do output packet */
  86         if (enbb == 0)
  87                 return 0;
  88         if (delay)
  89                 msleep(10);
  90         bits.outp.mask = enbb;
  91         bits.outp.highvals = outhigh;
  92         if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
  93                 dprintk(2, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)\n",
  94                         err, enbb, outhigh);
  95                 return -EREMOTEIO;
  96         }
  97
  98         return 0;
  99 }
 100
 101 static int dst_gpio_inb(struct dst_state *state, u8 *result)
 102 {
 103         union dst_gpio_packet rd_packet;
 104         int err;
 105
 106         *result = 0;
 107         if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
 108                 pr_err("dst_gpio_inb error (err == %i)\n", err);
 109                 return -EREMOTEIO;
 110         }
 111         *result = (u8) rd_packet.rd.value;
 112
 113         return 0;
 114 }
 115
 116 int rdc_reset_state(struct dst_state *state)
 117 {
 118         dprintk(2, "Resetting state machine\n");
 119         if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
 120                 pr_err("dst_gpio_outb ERROR !\n");
 121                 return -1;
 122         }
 123         msleep(10);
 124         if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
 125                 pr_err("dst_gpio_outb ERROR !\n");
 126                 msleep(10);
 127                 return -1;
 128         }
 129
 130         return 0;
 131 }
 132 EXPORT_SYMBOL(rdc_reset_state);
 133
 134 static int rdc_8820_reset(struct dst_state *state)
 135 {
 136         dprintk(3, "Resetting DST\n");
 137         if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
 138                 pr_err("dst_gpio_outb ERROR !\n");
 139                 return -1;
 140         }
 141         udelay(1000);
 142         if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
 143                 pr_err("dst_gpio_outb ERROR !\n");
 144                 return -1;
 145         }
 146
 147         return 0;
 148 }
 149
 150 static int dst_pio_enable(struct dst_state *state)
 151 {
 152         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
 153                 pr_err("dst_gpio_outb ERROR !\n");
 154                 return -1;
 155         }
 156         udelay(1000);
 157
 158         return 0;
 159 }
 160
 161 int dst_pio_disable(struct dst_state *state)
 162 {
 163         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
 164                 pr_err("dst_gpio_outb ERROR !\n");
 165                 return -1;
 166         }
 167         if (state->type_flags & DST_TYPE_HAS_FW_1)
 168                 udelay(1000);
 169
 170         return 0;
 171 }
 172 EXPORT_SYMBOL(dst_pio_disable);
 173
 174 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
 175 {
 176         u8 reply;
 177         int i;
 178
 179         for (i = 0; i < 200; i++) {
 180                 if (dst_gpio_inb(state, &reply) < 0) {
 181                         pr_err("dst_gpio_inb ERROR !\n");
 182                         return -1;
 183                 }
 184                 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
 185                         dprintk(2, "dst wait ready after %d\n", i);
 186                         return 1;
 187                 }
 188                 msleep(10);
 189         }
 190         dprintk(1, "dst wait NOT ready after %d\n", i);
 191
 192         return 0;
 193 }
 194 EXPORT_SYMBOL(dst_wait_dst_ready);
 195
 196 int dst_error_recovery(struct dst_state *state)
 197 {
 198         dprintk(1, "Trying to return from previous errors.\n");
 199         dst_pio_disable(state);
 200         msleep(10);
 201         dst_pio_enable(state);
 202         msleep(10);
 203
 204         return 0;
 205 }
 206 EXPORT_SYMBOL(dst_error_recovery);
 207
 208 int dst_error_bailout(struct dst_state *state)
 209 {
 210         dprintk(2, "Trying to bailout from previous error.\n");
 211         rdc_8820_reset(state);
 212         dst_pio_disable(state);
 213         msleep(10);
 214
 215         return 0;
 216 }
 217 EXPORT_SYMBOL(dst_error_bailout);
 218
 219 int dst_comm_init(struct dst_state *state)
 220 {
 221         dprintk(2, "Initializing DST.\n");
 222         if ((dst_pio_enable(state)) < 0) {
 223                 pr_err("PIO Enable Failed\n");
 224                 return -1;
 225         }
 226         if ((rdc_reset_state(state)) < 0) {
 227                 pr_err("RDC 8820 State RESET Failed.\n");
 228                 return -1;
 229         }
 230         if (state->type_flags & DST_TYPE_HAS_FW_1)
 231                 msleep(100);
 232         else
 233                 msleep(5);
 234
 235         return 0;
 236 }
 237 EXPORT_SYMBOL(dst_comm_init);
 238
 239 int write_dst(struct dst_state *state, u8 *data, u8 len)
 240 {
 241         struct i2c_msg msg = {
 242                 .addr = state->config->demod_address,
 243                 .flags = 0,
 244                 .buf = data,
 245                 .len = len
 246         };
 247
 248         int err;
 249         u8 cnt;
 250
 251         dprintk(1, "writing [ %*ph ]\n", len, data);
 252
 253         for (cnt = 0; cnt < 2; cnt++) {
 254                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
 255                         dprintk(2, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
 256                                 err, len, data[0]);
 257                         dst_error_recovery(state);
 258                         continue;
 259                 } else
 260                         break;
 261         }
 262         if (cnt >= 2) {
 263                 dprintk(2, "RDC 8820 RESET\n");
 264                 dst_error_bailout(state);
 265
 266                 return -1;
 267         }
 268
 269         return 0;
 270 }
 271 EXPORT_SYMBOL(write_dst);
 272
 273 int read_dst(struct dst_state *state, u8 *ret, u8 len)
 274 {
 275         struct i2c_msg msg = {
 276                 .addr = state->config->demod_address,
 277                 .flags = I2C_M_RD,
 278                 .buf = ret,
 279                 .len = len
 280         };
 281
 282         int err;
 283         int cnt;
 284
 285         for (cnt = 0; cnt < 2; cnt++) {
 286                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
 287                         dprintk(2, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
 288                                 err, len, ret[0]);
 289                         dst_error_recovery(state);
 290                         continue;
 291                 } else
 292                         break;
 293         }
 294         if (cnt >= 2) {
 295                 dprintk(2, "RDC 8820 RESET\n");
 296                 dst_error_bailout(state);
 297
 298                 return -1;
 299         }
 300         dprintk(3, "reply is %*ph\n", len, ret);
 301
 302         return 0;
 303 }
 304 EXPORT_SYMBOL(read_dst);
 305
 306 static int dst_set_polarization(struct dst_state *state)
 307 {
 308         switch (state->voltage) {
 309         case SEC_VOLTAGE_13:    /*      Vertical        */
 310                 dprintk(2, "Polarization=[Vertical]\n");
 311                 state->tx_tuna[8] &= ~0x40;
 312                 break;
 313         case SEC_VOLTAGE_18:    /*      Horizontal      */
 314                 dprintk(2, "Polarization=[Horizontal]\n");
 315                 state->tx_tuna[8] |= 0x40;
 316                 break;
 317         case SEC_VOLTAGE_OFF:
 318                 break;
 319         }
 320
 321         return 0;
 322 }
 323
 324 static int dst_set_freq(struct dst_state *state, u32 freq)
 325 {
 326         state->frequency = freq;
 327         dprintk(2, "set Frequency %u\n", freq);
 328
 329         if (state->dst_type == DST_TYPE_IS_SAT) {
 330                 freq = freq / 1000;
 331                 if (freq < 950 || freq > 2150)
 332                         return -EINVAL;
 333                 state->tx_tuna[2] = (freq >> 8);
 334                 state->tx_tuna[3] = (u8) freq;
 335                 state->tx_tuna[4] = 0x01;
 336                 state->tx_tuna[8] &= ~0x04;
 337                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 338                         if (freq < 1531)
 339                                 state->tx_tuna[8] |= 0x04;
 340                 }
 341         } else if (state->dst_type == DST_TYPE_IS_TERR) {
 342                 freq = freq / 1000;
 343                 if (freq < 137000 || freq > 858000)
 344                         return -EINVAL;
 345                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 346                 state->tx_tuna[3] = (freq >> 8) & 0xff;
 347                 state->tx_tuna[4] = (u8) freq;
 348         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
 349                 freq = freq / 1000;
 350                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 351                 state->tx_tuna[3] = (freq >> 8) & 0xff;
 352                 state->tx_tuna[4] = (u8) freq;
 353         } else if (state->dst_type == DST_TYPE_IS_ATSC) {
 354                 freq = freq / 1000;
 355                 if (freq < 51000 || freq > 858000)
 356                         return -EINVAL;
 357                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 358                 state->tx_tuna[3] = (freq >>  8) & 0xff;
 359                 state->tx_tuna[4] = (u8) freq;
 360                 state->tx_tuna[5] = 0x00;               /*      ATSC    */
 361                 state->tx_tuna[6] = 0x00;
 362                 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
 363                         state->tx_tuna[7] = 0x00;       /*      Digital */
 364         } else
 365                 return -EINVAL;
 366
 367         return 0;
 368 }
 369
 370 static int dst_set_bandwidth(struct dst_state *state, u32 bandwidth)
 371 {
 372         state->bandwidth = bandwidth;
 373
 374         if (state->dst_type != DST_TYPE_IS_TERR)
 375                 return -EOPNOTSUPP;
 376
 377         switch (bandwidth) {
 378         case 6000000:
 379                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 380                         state->tx_tuna[7] = 0x06;
 381                 else {
 382                         state->tx_tuna[6] = 0x06;
 383                         state->tx_tuna[7] = 0x00;
 384                 }
 385                 break;
 386         case 7000000:
 387                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 388                         state->tx_tuna[7] = 0x07;
 389                 else {
 390                         state->tx_tuna[6] = 0x07;
 391                         state->tx_tuna[7] = 0x00;
 392                 }
 393                 break;
 394         case 8000000:
 395                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 396                         state->tx_tuna[7] = 0x08;
 397                 else {
 398                         state->tx_tuna[6] = 0x08;
 399                         state->tx_tuna[7] = 0x00;
 400                 }
 401                 break;
 402         default:
 403                 return -EINVAL;
 404         }
 405
 406         return 0;
 407 }
 408
 409 static int dst_set_inversion(struct dst_state *state,
 410                              enum fe_spectral_inversion inversion)
 411 {
 412         state->inversion = inversion;
 413         switch (inversion) {
 414         case INVERSION_OFF:     /*      Inversion = Normal      */
 415                 state->tx_tuna[8] &= ~0x80;
 416                 break;
 417         case INVERSION_ON:
 418                 state->tx_tuna[8] |= 0x80;
 419                 break;
 420         default:
 421                 return -EINVAL;
 422         }
 423
 424         return 0;
 425 }
 426
 427 static int dst_set_fec(struct dst_state *state, enum fe_code_rate fec)
 428 {
 429         state->fec = fec;
 430         return 0;
 431 }
 432
 433 static enum fe_code_rate dst_get_fec(struct dst_state *state)
 434 {
 435         return state->fec;
 436 }
 437
 438 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
 439 {
 440         u32 symcalc;
 441         u64 sval;
 442
 443         state->symbol_rate = srate;
 444         if (state->dst_type == DST_TYPE_IS_TERR) {
 445                 return -EOPNOTSUPP;
 446         }
 447         dprintk(2, "set symrate %u\n", srate);
 448         srate /= 1000;
 449         if (state->dst_type == DST_TYPE_IS_SAT) {
 450                 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
 451                         sval = srate;
 452                         sval <<= 20;
 453                         do_div(sval, 88000);
 454                         symcalc = (u32) sval;
 455                         dprintk(2, "set symcalc %u\n", symcalc);
 456                         state->tx_tuna[5] = (u8) (symcalc >> 12);
 457                         state->tx_tuna[6] = (u8) (symcalc >> 4);
 458                         state->tx_tuna[7] = (u8) (symcalc << 4);
 459                 } else {
 460                         state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
 461                         state->tx_tuna[6] = (u8) (srate >> 8);
 462                         state->tx_tuna[7] = (u8) srate;
 463                 }
 464                 state->tx_tuna[8] &= ~0x20;
 465                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 466                         if (srate > 8000)
 467                                 state->tx_tuna[8] |= 0x20;
 468                 }
 469         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
 470                 dprintk(3, "%s\n", state->fw_name);
 471                 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
 472                         state->tx_tuna[5] = (u8) (srate >> 8);
 473                         state->tx_tuna[6] = (u8) srate;
 474                         state->tx_tuna[7] = 0x00;
 475                 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
 476                         state->tx_tuna[5] = 0x00;
 477                         state->tx_tuna[6] = (u8) (srate >> 8);
 478                         state->tx_tuna[7] = (u8) srate;
 479                 }
 480         }
 481         return 0;
 482 }
 483
 484 static int dst_set_modulation(struct dst_state *state,
 485                               enum fe_modulation modulation)
 486 {
 487         if (state->dst_type != DST_TYPE_IS_CABLE)
 488                 return -EOPNOTSUPP;
 489
 490         state->modulation = modulation;
 491         switch (modulation) {
 492         case QAM_16:
 493                 state->tx_tuna[8] = 0x10;
 494                 break;
 495         case QAM_32:
 496                 state->tx_tuna[8] = 0x20;
 497                 break;
 498         case QAM_64:
 499                 state->tx_tuna[8] = 0x40;
 500                 break;
 501         case QAM_128:
 502                 state->tx_tuna[8] = 0x80;
 503                 break;
 504         case QAM_256:
 505                 if (!strncmp(state->fw_name, "DCTNEW", 6))
 506                         state->tx_tuna[8] = 0xff;
 507                 else if (!strncmp(state->fw_name, "DCT-CI", 6))
 508                         state->tx_tuna[8] = 0x00;
 509                 break;
 510         case QPSK:
 511         case QAM_AUTO:
 512         case VSB_8:
 513         case VSB_16:
 514         default:
 515                 return -EINVAL;
 516
 517         }
 518
 519         return 0;
 520 }
 521
 522 static enum fe_modulation dst_get_modulation(struct dst_state *state)
 523 {
 524         return state->modulation;
 525 }
 526
 527
 528 u8 dst_check_sum(u8 *buf, u32 len)
 529 {
 530         u32 i;
 531         u8 val = 0;
 532         if (!len)
 533                 return 0;
 534         for (i = 0; i < len; i++) {
 535                 val += buf[i];
 536         }
 537         return ((~val) + 1);
 538 }
 539 EXPORT_SYMBOL(dst_check_sum);
 540
 541 static void dst_type_flags_print(struct dst_state *state)
 542 {
 543         u32 type_flags = state->type_flags;
 544
 545         pr_err("DST type flags :\n");
 546         if (type_flags & DST_TYPE_HAS_TS188)
 547                 pr_err(" 0x%x newtuner\n", DST_TYPE_HAS_TS188);
 548         if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
 549                 pr_err(" 0x%x newtuner 2\n", DST_TYPE_HAS_NEWTUNE_2);
 550         if (type_flags & DST_TYPE_HAS_TS204)
 551                 pr_err(" 0x%x ts204\n", DST_TYPE_HAS_TS204);
 552         if (type_flags & DST_TYPE_HAS_VLF)
 553                 pr_err(" 0x%x VLF\n", DST_TYPE_HAS_VLF);
 554         if (type_flags & DST_TYPE_HAS_SYMDIV)
 555                 pr_err(" 0x%x symdiv\n", DST_TYPE_HAS_SYMDIV);
 556         if (type_flags & DST_TYPE_HAS_FW_1)
 557                 pr_err(" 0x%x firmware version = 1\n", DST_TYPE_HAS_FW_1);
 558         if (type_flags & DST_TYPE_HAS_FW_2)
 559                 pr_err(" 0x%x firmware version = 2\n", DST_TYPE_HAS_FW_2);
 560         if (type_flags & DST_TYPE_HAS_FW_3)
 561                 pr_err(" 0x%x firmware version = 3\n", DST_TYPE_HAS_FW_3);
 562         pr_err("\n");
 563 }
 564
 565
 566 static int dst_type_print(struct dst_state *state, u8 type)
 567 {
 568         char *otype;
 569         switch (type) {
 570         case DST_TYPE_IS_SAT:
 571                 otype = "satellite";
 572                 break;
 573
 574         case DST_TYPE_IS_TERR:
 575                 otype = "terrestrial";
 576                 break;
 577
 578         case DST_TYPE_IS_CABLE:
 579                 otype = "cable";
 580                 break;
 581
 582         case DST_TYPE_IS_ATSC:
 583                 otype = "atsc";
 584                 break;
 585
 586         default:
 587                 dprintk(2, "invalid dst type %d\n", type);
 588                 return -EINVAL;
 589         }
 590         dprintk(2, "DST type: %s\n", otype);
 591
 592         return 0;
 593 }
 594
 595 static struct tuner_types tuner_list[] = {
 596         {
 597                 .tuner_type = TUNER_TYPE_L64724,
 598                 .tuner_name = "L 64724",
 599                 .board_name = "UNKNOWN",
 600                 .fw_name    = "UNKNOWN"
 601         },
 602
 603         {
 604                 .tuner_type = TUNER_TYPE_STV0299,
 605                 .tuner_name = "STV 0299",
 606                 .board_name = "VP1020",
 607                 .fw_name    = "DST-MOT"
 608         },
 609
 610         {
 611                 .tuner_type = TUNER_TYPE_STV0299,
 612                 .tuner_name = "STV 0299",
 613                 .board_name = "VP1020",
 614                 .fw_name    = "DST-03T"
 615         },
 616
 617         {
 618                 .tuner_type = TUNER_TYPE_MB86A15,
 619                 .tuner_name = "MB 86A15",
 620                 .board_name = "VP1022",
 621                 .fw_name    = "DST-03T"
 622         },
 623
 624         {
 625                 .tuner_type = TUNER_TYPE_MB86A15,
 626                 .tuner_name = "MB 86A15",
 627                 .board_name = "VP1025",
 628                 .fw_name    = "DST-03T"
 629         },
 630
 631         {
 632                 .tuner_type = TUNER_TYPE_STV0299,
 633                 .tuner_name = "STV 0299",
 634                 .board_name = "VP1030",
 635                 .fw_name    = "DST-CI"
 636         },
 637
 638         {
 639                 .tuner_type = TUNER_TYPE_STV0299,
 640                 .tuner_name = "STV 0299",
 641                 .board_name = "VP1030",
 642                 .fw_name    = "DSTMCI"
 643         },
 644
 645         {
 646                 .tuner_type = TUNER_TYPE_UNKNOWN,
 647                 .tuner_name = "UNKNOWN",
 648                 .board_name = "VP2021",
 649                 .fw_name    = "DCTNEW"
 650         },
 651
 652         {
 653                 .tuner_type = TUNER_TYPE_UNKNOWN,
 654                 .tuner_name = "UNKNOWN",
 655                 .board_name = "VP2030",
 656                 .fw_name    = "DCT-CI"
 657         },
 658
 659         {
 660                 .tuner_type = TUNER_TYPE_UNKNOWN,
 661                 .tuner_name = "UNKNOWN",
 662                 .board_name = "VP2031",
 663                 .fw_name    = "DCT-CI"
 664         },
 665
 666         {
 667                 .tuner_type = TUNER_TYPE_UNKNOWN,
 668                 .tuner_name = "UNKNOWN",
 669                 .board_name = "VP2040",
 670                 .fw_name    = "DCT-CI"
 671         },
 672
 673         {
 674                 .tuner_type = TUNER_TYPE_UNKNOWN,
 675                 .tuner_name = "UNKNOWN",
 676                 .board_name = "VP3020",
 677                 .fw_name    = "DTTFTA"
 678         },
 679
 680         {
 681                 .tuner_type = TUNER_TYPE_UNKNOWN,
 682                 .tuner_name = "UNKNOWN",
 683                 .board_name = "VP3021",
 684                 .fw_name    = "DTTFTA"
 685         },
 686
 687         {
 688                 .tuner_type = TUNER_TYPE_TDA10046,
 689                 .tuner_name = "TDA10046",
 690                 .board_name = "VP3040",
 691                 .fw_name    = "DTT-CI"
 692         },
 693
 694         {
 695                 .tuner_type = TUNER_TYPE_UNKNOWN,
 696                 .tuner_name = "UNKNOWN",
 697                 .board_name = "VP3051",
 698                 .fw_name    = "DTTNXT"
 699         },
 700
 701         {
 702                 .tuner_type = TUNER_TYPE_NXT200x,
 703                 .tuner_name = "NXT200x",
 704                 .board_name = "VP3220",
 705                 .fw_name    = "ATSCDI"
 706         },
 707
 708         {
 709                 .tuner_type = TUNER_TYPE_NXT200x,
 710                 .tuner_name = "NXT200x",
 711                 .board_name = "VP3250",
 712                 .fw_name    = "ATSCAD"
 713         },
 714 };
 715
 716 /*
 717         Known cards list
 718         Satellite
 719         -------------------
 720                   200103A
 721         VP-1020   DST-MOT       LG(old), TS=188
 722
 723         VP-1020   DST-03T       LG(new), TS=204
 724         VP-1022   DST-03T       LG(new), TS=204
 725         VP-1025   DST-03T       LG(new), TS=204
 726
 727         VP-1030   DSTMCI,       LG(new), TS=188
 728         VP-1032   DSTMCI,       LG(new), TS=188
 729
 730         Cable
 731         -------------------
 732         VP-2030   DCT-CI,       Samsung, TS=204
 733         VP-2021   DCT-CI,       Unknown, TS=204
 734         VP-2031   DCT-CI,       Philips, TS=188
 735         VP-2040   DCT-CI,       Philips, TS=188, with CA daughter board
 736         VP-2040   DCT-CI,       Philips, TS=204, without CA daughter board
 737
 738         Terrestrial
 739         -------------------
 740         VP-3050  DTTNXT                  TS=188
 741         VP-3040  DTT-CI,        Philips, TS=188
 742         VP-3040  DTT-CI,        Philips, TS=204
 743
 744         ATSC
 745         -------------------
 746         VP-3220  ATSCDI,                 TS=188
 747         VP-3250  ATSCAD,                 TS=188
 748
 749 */
 750
 751 static struct dst_types dst_tlist[] = {
 752         {
 753                 .device_id = "200103A",
 754                 .offset = 0,
 755                 .dst_type =  DST_TYPE_IS_SAT,
 756                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
 757                 .dst_feature = 0,
 758                 .tuner_type = 0
 759         },      /*      obsolete        */
 760
 761         {
 762                 .device_id = "DST-020",
 763                 .offset = 0,
 764                 .dst_type =  DST_TYPE_IS_SAT,
 765                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 766                 .dst_feature = 0,
 767                 .tuner_type = 0
 768         },      /*      obsolete        */
 769
 770         {
 771                 .device_id = "DST-030",
 772                 .offset =  0,
 773                 .dst_type = DST_TYPE_IS_SAT,
 774                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
 775                 .dst_feature = 0,
 776                 .tuner_type = 0
 777         },      /*      obsolete        */
 778
 779         {
 780                 .device_id = "DST-03T",
 781                 .offset = 0,
 782                 .dst_type = DST_TYPE_IS_SAT,
 783                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
 784                 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
 785                                                          | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
 786                 .tuner_type = TUNER_TYPE_MULTI
 787          },
 788
 789         {
 790                 .device_id = "DST-MOT",
 791                 .offset =  0,
 792                 .dst_type = DST_TYPE_IS_SAT,
 793                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 794                 .dst_feature = 0,
 795                 .tuner_type = 0
 796         },      /*      obsolete        */
 797
 798         {
 799                 .device_id = "DST-CI",
 800                 .offset = 1,
 801                 .dst_type = DST_TYPE_IS_SAT,
 802                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
 803                 .dst_feature = DST_TYPE_HAS_CA,
 804                 .tuner_type = 0
 805         },      /*      An OEM board    */
 806
 807         {
 808                 .device_id = "DSTMCI",
 809                 .offset = 1,
 810                 .dst_type = DST_TYPE_IS_SAT,
 811                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT | DST_TYPE_HAS_VLF,
 812                 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
 813                                                         | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
 814                 .tuner_type = TUNER_TYPE_MULTI
 815         },
 816
 817         {
 818                 .device_id = "DSTFCI",
 819                 .offset = 1,
 820                 .dst_type = DST_TYPE_IS_SAT,
 821                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
 822                 .dst_feature = 0,
 823                 .tuner_type = 0
 824         },      /* unknown to vendor    */
 825
 826         {
 827                 .device_id = "DCT-CI",
 828                 .offset = 1,
 829                 .dst_type = DST_TYPE_IS_CABLE,
 830                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
 831                 .dst_feature = DST_TYPE_HAS_CA,
 832                 .tuner_type = 0
 833         },
 834
 835         {
 836                 .device_id = "DCTNEW",
 837                 .offset = 1,
 838                 .dst_type = DST_TYPE_IS_CABLE,
 839                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
 840                 .dst_feature = 0,
 841                 .tuner_type = 0
 842         },
 843
 844         {
 845                 .device_id = "DTT-CI",
 846                 .offset = 1,
 847                 .dst_type = DST_TYPE_IS_TERR,
 848                 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
 849                 .dst_feature = DST_TYPE_HAS_CA,
 850                 .tuner_type = 0
 851         },
 852
 853         {
 854                 .device_id = "DTTDIG",
 855                 .offset = 1,
 856                 .dst_type = DST_TYPE_IS_TERR,
 857                 .type_flags = DST_TYPE_HAS_FW_2,
 858                 .dst_feature = 0,
 859                 .tuner_type = 0
 860         },
 861
 862         {
 863                 .device_id = "DTTNXT",
 864                 .offset = 1,
 865                 .dst_type = DST_TYPE_IS_TERR,
 866                 .type_flags = DST_TYPE_HAS_FW_2,
 867                 .dst_feature = DST_TYPE_HAS_ANALOG,
 868                 .tuner_type = 0
 869         },
 870
 871         {
 872                 .device_id = "ATSCDI",
 873                 .offset = 1,
 874                 .dst_type = DST_TYPE_IS_ATSC,
 875                 .type_flags = DST_TYPE_HAS_FW_2,
 876                 .dst_feature = 0,
 877                 .tuner_type = 0
 878         },
 879
 880         {
 881                 .device_id = "ATSCAD",
 882                 .offset = 1,
 883                 .dst_type = DST_TYPE_IS_ATSC,
 884                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
 885                 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
 886                 .tuner_type = 0
 887         },
 888
 889         { }
 890
 891 };
 892
 893 static int dst_get_mac(struct dst_state *state)
 894 {
 895         u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 896         get_mac[7] = dst_check_sum(get_mac, 7);
 897         if (dst_command(state, get_mac, 8) < 0) {
 898                 dprintk(2, "Unsupported Command\n");
 899                 return -1;
 900         }
 901         memset(&state->mac_address, '\0', 8);
 902         memcpy(&state->mac_address, &state->rxbuffer, 6);
 903         pr_err("MAC Address=[%pM]\n", state->mac_address);
 904
 905         return 0;
 906 }
 907
 908 static int dst_fw_ver(struct dst_state *state)
 909 {
 910         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 911         get_ver[7] = dst_check_sum(get_ver, 7);
 912         if (dst_command(state, get_ver, 8) < 0) {
 913                 dprintk(2, "Unsupported Command\n");
 914                 return -1;
 915         }
 916         memcpy(&state->fw_version, &state->rxbuffer, 8);
 917         pr_err("Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x\n",
 918                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
 919                 state->fw_version[1],
 920                 state->fw_version[5], state->fw_version[6],
 921                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
 922
 923         return 0;
 924 }
 925
 926 static int dst_card_type(struct dst_state *state)
 927 {
 928         int j;
 929         struct tuner_types *p_tuner_list = NULL;
 930
 931         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 932         get_type[7] = dst_check_sum(get_type, 7);
 933         if (dst_command(state, get_type, 8) < 0) {
 934                 dprintk(2, "Unsupported Command\n");
 935                 return -1;
 936         }
 937         memset(&state->card_info, '\0', 8);
 938         memcpy(&state->card_info, &state->rxbuffer, 7);
 939         pr_err("Device Model=[%s]\n", &state->card_info[0]);
 940
 941         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
 942                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
 943                         state->tuner_type = p_tuner_list->tuner_type;
 944                         pr_err("DST has [%s] tuner, tuner type=[%d]\n",
 945                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
 946                 }
 947         }
 948
 949         return 0;
 950 }
 951
 952 static int dst_get_vendor(struct dst_state *state)
 953 {
 954         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 955         get_vendor[7] = dst_check_sum(get_vendor, 7);
 956         if (dst_command(state, get_vendor, 8) < 0) {
 957                 dprintk(2, "Unsupported Command\n");
 958                 return -1;
 959         }
 960         memset(&state->vendor, '\0', 8);
 961         memcpy(&state->vendor, &state->rxbuffer, 7);
 962         pr_err("Vendor=[%s]\n", &state->vendor[0]);
 963
 964         return 0;
 965 }
 966
 967 static void debug_dst_buffer(struct dst_state *state)
 968 {
 969         dprintk(3, "%s: [ %*ph ]\n", __func__, 8, state->rxbuffer);
 970 }
 971
 972 static int dst_check_stv0299(struct dst_state *state)
 973 {
 974         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 975
 976         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
 977         if (dst_command(state, check_stv0299, 8) < 0) {
 978                 pr_err("Cmd=[0x04] failed\n");
 979                 return -1;
 980         }
 981         debug_dst_buffer(state);
 982
 983         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
 984                 pr_err("Found a STV0299 NIM\n");
 985                 state->tuner_type = TUNER_TYPE_STV0299;
 986                 return 0;
 987         }
 988
 989         return -1;
 990 }
 991
 992 static int dst_check_mb86a15(struct dst_state *state)
 993 {
 994         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 995
 996         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
 997         if (dst_command(state, check_mb86a15, 8) < 0) {
 998                 pr_err("Cmd=[0x10], failed\n");
 999                 return -1;
1000         }
1001         debug_dst_buffer(state);
1002
1003         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1004                 pr_err("Found a MB86A15 NIM\n");
1005                 state->tuner_type = TUNER_TYPE_MB86A15;
1006                 return 0;
1007         }
1008
1009         return -1;
1010 }
1011
1012 static int dst_get_tuner_info(struct dst_state *state)
1013 {
1014         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1015         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1016
1017         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1018         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1019         pr_err("DST TYpe = MULTI FE\n");
1020         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1021                 if (dst_command(state, get_tuner_1, 8) < 0) {
1022                         dprintk(2, "Cmd=[0x13], Unsupported\n");
1023                         goto force;
1024                 }
1025         } else {
1026                 if (dst_command(state, get_tuner_2, 8) < 0) {
1027                         dprintk(2, "Cmd=[0xb], Unsupported\n");
1028                         goto force;
1029                 }
1030         }
1031         memcpy(&state->board_info, &state->rxbuffer, 8);
1032         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1033                 pr_err("DST type has TS=188\n");
1034         }
1035         if (state->board_info[0] == 0xbc) {
1036                 if (state->dst_type != DST_TYPE_IS_ATSC)
1037                         state->type_flags |= DST_TYPE_HAS_TS188;
1038                 else
1039                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1040
1041                 if (state->board_info[1] == 0x01) {
1042                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1043                         pr_err("DST has Daughterboard\n");
1044                 }
1045         }
1046
1047         return 0;
1048 force:
1049         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1050                 state->type_flags |= DST_TYPE_HAS_TS204;
1051                 pr_err("Forcing [%s] to TS188\n", state->fw_name);
1052         }
1053
1054         return -1;
1055 }
1056
1057 static int dst_get_device_id(struct dst_state *state)
1058 {
1059         u8 reply;
1060
1061         int i, j;
1062         struct dst_types *p_dst_type = NULL;
1063         struct tuner_types *p_tuner_list = NULL;
1064
1065         u8 use_dst_type = 0;
1066         u32 use_type_flags = 0;
1067
1068         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1069
1070         state->tuner_type = 0;
1071         device_type[7] = dst_check_sum(device_type, 7);
1072
1073         if (write_dst(state, device_type, FIXED_COMM))
1074                 return -1;              /*      Write failed            */
1075         if ((dst_pio_disable(state)) < 0)
1076                 return -1;
1077         if (read_dst(state, &reply, GET_ACK))
1078                 return -1;              /*      Read failure            */
1079         if (reply != ACK) {
1080                 dprintk(2, "Write not Acknowledged! [Reply=0x%02x]\n", reply);
1081                 return -1;              /*      Unack'd write           */
1082         }
1083         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1084                 return -1;              /*      DST not ready yet       */
1085         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1086                 return -1;
1087
1088         dst_pio_disable(state);
1089         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1090                 dprintk(2, "Checksum failure!\n");
1091                 return -1;              /*      Checksum failure        */
1092         }
1093         state->rxbuffer[7] = '\0';
1094
1095         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1096                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1097                         use_type_flags = p_dst_type->type_flags;
1098                         use_dst_type = p_dst_type->dst_type;
1099
1100                         /*      Card capabilities       */
1101                         state->dst_hw_cap = p_dst_type->dst_feature;
1102                         pr_err("Recognise [%s]\n", p_dst_type->device_id);
1103                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1104                         /*      Multiple tuners         */
1105                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1106                                 switch (use_dst_type) {
1107                                 case DST_TYPE_IS_SAT:
1108                                         /*      STV0299 check   */
1109                                         if (dst_check_stv0299(state) < 0) {
1110                                                 pr_err("Unsupported\n");
1111                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1112                                         }
1113                                         break;
1114                                 default:
1115                                         break;
1116                                 }
1117                                 if (dst_check_mb86a15(state) < 0)
1118                                         pr_err("Unsupported\n");
1119                         /*      Single tuner            */
1120                         } else {
1121                                 state->tuner_type = p_dst_type->tuner_type;
1122                         }
1123                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1124                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1125                                         p_tuner_list->tuner_type == state->tuner_type) {
1126                                         pr_err("[%s] has a [%s]\n",
1127                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1128                                 }
1129                         }
1130                         break;
1131                 }
1132         }
1133
1134         if (i >= ARRAY_SIZE(dst_tlist)) {
1135                 pr_err("Unable to recognize %s or %s\n", &state->rxbuffer[0], &state->rxbuffer[1]);
1136                 pr_err("please email linux-dvb@linuxtv.org with this type in");
1137                 use_dst_type = DST_TYPE_IS_SAT;
1138                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1139         }
1140         dst_type_print(state, use_dst_type);
1141         state->type_flags = use_type_flags;
1142         state->dst_type = use_dst_type;
1143         dst_type_flags_print(state);
1144
1145         return 0;
1146 }
1147
1148 static int dst_probe(struct dst_state *state)
1149 {
1150         mutex_init(&state->dst_mutex);
1151         if (dst_addons & DST_TYPE_HAS_CA) {
1152                 if ((rdc_8820_reset(state)) < 0) {
1153                         pr_err("RDC 8820 RESET Failed.\n");
1154                         return -1;
1155                 }
1156                 msleep(4000);
1157         } else {
1158                 msleep(100);
1159         }
1160         if ((dst_comm_init(state)) < 0) {
1161                 pr_err("DST Initialization Failed.\n");
1162                 return -1;
1163         }
1164         msleep(100);
1165         if (dst_get_device_id(state) < 0) {
1166                 pr_err("unknown device.\n");
1167                 return -1;
1168         }
1169         if (dst_get_mac(state) < 0) {
1170                 dprintk(2, "MAC: Unsupported command\n");
1171         }
1172         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1173                 if (dst_get_tuner_info(state) < 0)
1174                         dprintk(2, "Tuner: Unsupported command\n");
1175         }
1176         if (state->type_flags & DST_TYPE_HAS_TS204) {
1177                 dst_packsize(state, 204);
1178         }
1179         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1180                 if (dst_fw_ver(state) < 0) {
1181                         dprintk(2, "FW: Unsupported command\n");
1182                         return 0;
1183                 }
1184                 if (dst_card_type(state) < 0) {
1185                         dprintk(2, "Card: Unsupported command\n");
1186                         return 0;
1187                 }
1188                 if (dst_get_vendor(state) < 0) {
1189                         dprintk(2, "Vendor: Unsupported command\n");
1190                         return 0;
1191                 }
1192         }
1193
1194         return 0;
1195 }
1196
1197 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1198 {
1199         u8 reply;
1200
1201         mutex_lock(&state->dst_mutex);
1202         if ((dst_comm_init(state)) < 0) {
1203                 dprintk(1, "DST Communication Initialization Failed.\n");
1204                 goto error;
1205         }
1206         if (write_dst(state, data, len)) {
1207                 dprintk(2, "Trying to recover..\n");
1208                 if ((dst_error_recovery(state)) < 0) {
1209                         pr_err("Recovery Failed.\n");
1210                         goto error;
1211                 }
1212                 goto error;
1213         }
1214         if ((dst_pio_disable(state)) < 0) {
1215                 pr_err("PIO Disable Failed.\n");
1216                 goto error;
1217         }
1218         if (state->type_flags & DST_TYPE_HAS_FW_1)
1219                 mdelay(3);
1220         if (read_dst(state, &reply, GET_ACK)) {
1221                 dprintk(3, "Trying to recover..\n");
1222                 if ((dst_error_recovery(state)) < 0) {
1223                         dprintk(2, "Recovery Failed.\n");
1224                         goto error;
1225                 }
1226                 goto error;
1227         }
1228         if (reply != ACK) {
1229                 dprintk(2, "write not acknowledged 0x%02x\n", reply);
1230                 goto error;
1231         }
1232         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1233                 goto error;
1234         if (state->type_flags & DST_TYPE_HAS_FW_1)
1235                 mdelay(3);
1236         else
1237                 udelay(2000);
1238         if (!dst_wait_dst_ready(state, NO_DELAY))
1239                 goto error;
1240         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1241                 dprintk(3, "Trying to recover..\n");
1242                 if ((dst_error_recovery(state)) < 0) {
1243                         dprintk(2, "Recovery failed.\n");
1244                         goto error;
1245                 }
1246                 goto error;
1247         }
1248         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1249                 dprintk(2, "checksum failure\n");
1250                 goto error;
1251         }
1252         mutex_unlock(&state->dst_mutex);
1253         return 0;
1254
1255 error:
1256         mutex_unlock(&state->dst_mutex);
1257         return -EIO;
1258
1259 }
1260
1261 static int dst_get_signal(struct dst_state *state)
1262 {
1263         int retval;
1264         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1265         //dprintk("%s: Getting Signal strength and other parameters\n", __func__);
1266         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1267                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1268                 return 0;
1269         }
1270         if (0 == (state->diseq_flags & HAS_LOCK)) {
1271                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1272                 return 0;
1273         }
1274         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1275                 retval = dst_command(state, get_signal, 8);
1276                 if (retval < 0)
1277                         return retval;
1278                 if (state->dst_type == DST_TYPE_IS_SAT) {
1279                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1280                         state->decode_strength = state->rxbuffer[5] << 8;
1281                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1282                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1283                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1284                         state->decode_strength = state->rxbuffer[4] << 8;
1285                         state->decode_snr = state->rxbuffer[3] << 8;
1286                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1287                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1288                         state->decode_strength = state->rxbuffer[4] << 8;
1289                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1290                 }
1291                 state->cur_jiff = jiffies;
1292         }
1293         return 0;
1294 }
1295
1296 static int dst_tone_power_cmd(struct dst_state *state)
1297 {
1298         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1299
1300         if (state->dst_type != DST_TYPE_IS_SAT)
1301                 return -EOPNOTSUPP;
1302         paket[4] = state->tx_tuna[4];
1303         paket[2] = state->tx_tuna[2];
1304         paket[3] = state->tx_tuna[3];
1305         paket[7] = dst_check_sum (paket, 7);
1306         return dst_command(state, paket, 8);
1307 }
1308
1309 static int dst_get_tuna(struct dst_state *state)
1310 {
1311         int retval;
1312
1313         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1314                 return 0;
1315         state->diseq_flags &= ~(HAS_LOCK);
1316         if (!dst_wait_dst_ready(state, NO_DELAY))
1317                 return -EIO;
1318         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1319                 !(state->dst_type == DST_TYPE_IS_ATSC))
1320
1321                 retval = read_dst(state, state->rx_tuna, 10);
1322         else
1323                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1324         if (retval < 0) {
1325                 dprintk(3, "read not successful\n");
1326                 return retval;
1327         }
1328         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1329            !(state->dst_type == DST_TYPE_IS_ATSC)) {
1330
1331                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1332                         dprintk(2, "checksum failure ?\n");
1333                         return -EIO;
1334                 }
1335         } else {
1336                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1337                         dprintk(2, "checksum failure?\n");
1338                         return -EIO;
1339                 }
1340         }
1341         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1342                 return 0;
1343         if (state->dst_type == DST_TYPE_IS_SAT) {
1344                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1345         } else {
1346                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1347         }
1348         state->decode_freq = state->decode_freq * 1000;
1349         state->decode_lock = 1;
1350         state->diseq_flags |= HAS_LOCK;
1351
1352         return 1;
1353 }
1354
1355 static int dst_set_voltage(struct dvb_frontend *fe,
1356                            enum fe_sec_voltage voltage);
1357
1358 static int dst_write_tuna(struct dvb_frontend *fe)
1359 {
1360         struct dst_state *state = fe->demodulator_priv;
1361         int retval;
1362         u8 reply;
1363
1364         dprintk(2, "type_flags 0x%x\n", state->type_flags);
1365         state->decode_freq = 0;
1366         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1367         if (state->dst_type == DST_TYPE_IS_SAT) {
1368                 if (!(state->diseq_flags & HAS_POWER))
1369                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1370         }
1371         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1372         mutex_lock(&state->dst_mutex);
1373         if ((dst_comm_init(state)) < 0) {
1374                 dprintk(3, "DST Communication initialization failed.\n");
1375                 goto error;
1376         }
1377 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1378         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1379                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1380
1381                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1382                 retval = write_dst(state, &state->tx_tuna[0], 10);
1383         } else {
1384                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1385                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1386         }
1387         if (retval < 0) {
1388                 dst_pio_disable(state);
1389                 dprintk(3, "write not successful\n");
1390                 goto werr;
1391         }
1392         if ((dst_pio_disable(state)) < 0) {
1393                 dprintk(3, "DST PIO disable failed !\n");
1394                 goto error;
1395         }
1396         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1397                 dprintk(3, "read verify not successful.\n");
1398                 goto error;
1399         }
1400         if (reply != ACK) {
1401                 dprintk(3, "write not acknowledged 0x%02x\n", reply);
1402                 goto error;
1403         }
1404         state->diseq_flags |= ATTEMPT_TUNE;
1405         retval = dst_get_tuna(state);
1406 werr:
1407         mutex_unlock(&state->dst_mutex);
1408         return retval;
1409
1410 error:
1411         mutex_unlock(&state->dst_mutex);
1412         return -EIO;
1413 }
1414
1415 /*
1416  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1417  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1418  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1419  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1420  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1421  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1422  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1423  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1424  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1425  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1426  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1427  */
1428
1429 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1430 {
1431         struct dst_state *state = fe->demodulator_priv;
1432         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1433
1434         if (state->dst_type != DST_TYPE_IS_SAT)
1435                 return -EOPNOTSUPP;
1436         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1437                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1438         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1439                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1440         else
1441                 return -EINVAL;
1442         paket[7] = dst_check_sum(&paket[0], 7);
1443         return dst_command(state, paket, 8);
1444 }
1445
1446 static int dst_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
1447 {
1448         int need_cmd, retval = 0;
1449         struct dst_state *state = fe->demodulator_priv;
1450
1451         state->voltage = voltage;
1452         if (state->dst_type != DST_TYPE_IS_SAT)
1453                 return -EOPNOTSUPP;
1454
1455         need_cmd = 0;
1456
1457         switch (voltage) {
1458         case SEC_VOLTAGE_13:
1459         case SEC_VOLTAGE_18:
1460                 if ((state->diseq_flags & HAS_POWER) == 0)
1461                         need_cmd = 1;
1462                 state->diseq_flags |= HAS_POWER;
1463                 state->tx_tuna[4] = 0x01;
1464                 break;
1465         case SEC_VOLTAGE_OFF:
1466                 need_cmd = 1;
1467                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1468                 state->tx_tuna[4] = 0x00;
1469                 break;
1470         default:
1471                 return -EINVAL;
1472         }
1473
1474         if (need_cmd)
1475                 retval = dst_tone_power_cmd(state);
1476
1477         return retval;
1478 }
1479
1480 static int dst_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode tone)
1481 {
1482         struct dst_state *state = fe->demodulator_priv;
1483
1484         state->tone = tone;
1485         if (state->dst_type != DST_TYPE_IS_SAT)
1486                 return -EOPNOTSUPP;
1487
1488         switch (tone) {
1489         case SEC_TONE_OFF:
1490                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1491                     state->tx_tuna[2] = 0x00;
1492                 else
1493                     state->tx_tuna[2] = 0xff;
1494                 break;
1495
1496         case SEC_TONE_ON:
1497                 state->tx_tuna[2] = 0x02;
1498                 break;
1499         default:
1500                 return -EINVAL;
1501         }
1502         return dst_tone_power_cmd(state);
1503 }
1504
1505 static int dst_send_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd minicmd)
1506 {
1507         struct dst_state *state = fe->demodulator_priv;
1508
1509         if (state->dst_type != DST_TYPE_IS_SAT)
1510                 return -EOPNOTSUPP;
1511         state->minicmd = minicmd;
1512         switch (minicmd) {
1513         case SEC_MINI_A:
1514                 state->tx_tuna[3] = 0x02;
1515                 break;
1516         case SEC_MINI_B:
1517                 state->tx_tuna[3] = 0xff;
1518                 break;
1519         }
1520         return dst_tone_power_cmd(state);
1521 }
1522
1523
1524 static int bt8xx_dst_init(struct dvb_frontend *fe)
1525 {
1526         struct dst_state *state = fe->demodulator_priv;
1527
1528         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1529         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1530         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1531         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1532         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1533         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1534         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1535
1536         state->inversion = INVERSION_OFF;
1537         state->voltage = SEC_VOLTAGE_13;
1538         state->tone = SEC_TONE_OFF;
1539         state->diseq_flags = 0;
1540         state->k22 = 0x02;
1541         state->bandwidth = 7000000;
1542         state->cur_jiff = jiffies;
1543         if (state->dst_type == DST_TYPE_IS_SAT)
1544                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1545         else if (state->dst_type == DST_TYPE_IS_TERR)
1546                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1547         else if (state->dst_type == DST_TYPE_IS_CABLE)
1548                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1549         else if (state->dst_type == DST_TYPE_IS_ATSC)
1550                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1551
1552         return 0;
1553 }
1554
1555 static int dst_read_status(struct dvb_frontend *fe, enum fe_status *status)
1556 {
1557         struct dst_state *state = fe->demodulator_priv;
1558
1559         *status = 0;
1560         if (state->diseq_flags & HAS_LOCK) {
1561 //              dst_get_signal(state);  // don't require(?) to ask MCU
1562                 if (state->decode_lock)
1563                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1564         }
1565
1566         return 0;
1567 }
1568
1569 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1570 {
1571         struct dst_state *state = fe->demodulator_priv;
1572
1573         int retval = dst_get_signal(state);
1574         *strength = state->decode_strength;
1575
1576         return retval;
1577 }
1578
1579 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1580 {
1581         struct dst_state *state = fe->demodulator_priv;
1582
1583         int retval = dst_get_signal(state);
1584         *snr = state->decode_snr;
1585
1586         return retval;
1587 }
1588
1589 static int dst_set_frontend(struct dvb_frontend *fe)
1590 {
1591         struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1592         int retval = -EINVAL;
1593         struct dst_state *state = fe->demodulator_priv;
1594
1595         if (p != NULL) {
1596                 retval = dst_set_freq(state, p->frequency);
1597                 if(retval != 0)
1598                         return retval;
1599                 dprintk(3, "Set Frequency=[%d]\n", p->frequency);
1600
1601                 if (state->dst_type == DST_TYPE_IS_SAT) {
1602                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1603                                 dst_set_inversion(state, p->inversion);
1604                         dst_set_fec(state, p->fec_inner);
1605                         dst_set_symbolrate(state, p->symbol_rate);
1606                         dst_set_polarization(state);
1607                         dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
1608
1609                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1610                         dst_set_bandwidth(state, p->bandwidth_hz);
1611                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1612                         dst_set_fec(state, p->fec_inner);
1613                         dst_set_symbolrate(state, p->symbol_rate);
1614                         dst_set_modulation(state, p->modulation);
1615                 }
1616                 retval = dst_write_tuna(fe);
1617         }
1618
1619         return retval;
1620 }
1621
1622 static int dst_tune_frontend(struct dvb_frontend* fe,
1623                             bool re_tune,
1624                             unsigned int mode_flags,
1625                             unsigned int *delay,
1626                             enum fe_status *status)
1627 {
1628         struct dst_state *state = fe->demodulator_priv;
1629         struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1630
1631         if (re_tune) {
1632                 dst_set_freq(state, p->frequency);
1633                 dprintk(3, "Set Frequency=[%d]\n", p->frequency);
1634
1635                 if (state->dst_type == DST_TYPE_IS_SAT) {
1636                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1637                                 dst_set_inversion(state, p->inversion);
1638                         dst_set_fec(state, p->fec_inner);
1639                         dst_set_symbolrate(state, p->symbol_rate);
1640                         dst_set_polarization(state);
1641                         dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
1642
1643                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1644                         dst_set_bandwidth(state, p->bandwidth_hz);
1645                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1646                         dst_set_fec(state, p->fec_inner);
1647                         dst_set_symbolrate(state, p->symbol_rate);
1648                         dst_set_modulation(state, p->modulation);
1649                 }
1650                 dst_write_tuna(fe);
1651         }
1652
1653         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1654                 dst_read_status(fe, status);
1655
1656         *delay = HZ/10;
1657         return 0;
1658 }
1659
1660 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1661 {
1662         return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
1663 }
1664
1665 static int dst_get_frontend(struct dvb_frontend *fe,
1666                             struct dtv_frontend_properties *p)
1667 {
1668         struct dst_state *state = fe->demodulator_priv;
1669
1670         p->frequency = state->decode_freq;
1671         if (state->dst_type == DST_TYPE_IS_SAT) {
1672                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1673                         p->inversion = state->inversion;
1674                 p->symbol_rate = state->symbol_rate;
1675                 p->fec_inner = dst_get_fec(state);
1676         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1677                 p->bandwidth_hz = state->bandwidth;
1678         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1679                 p->symbol_rate = state->symbol_rate;
1680                 p->fec_inner = dst_get_fec(state);
1681                 p->modulation = dst_get_modulation(state);
1682         }
1683
1684         return 0;
1685 }
1686
1687 static void bt8xx_dst_release(struct dvb_frontend *fe)
1688 {
1689         struct dst_state *state = fe->demodulator_priv;
1690         if (state->dst_ca) {
1691                 dvb_unregister_device(state->dst_ca);
1692 #ifdef CONFIG_MEDIA_ATTACH
1693                 symbol_put(dst_ca_attach);
1694 #endif
1695         }
1696         kfree(state);
1697 }
1698
1699 static const struct dvb_frontend_ops dst_dvbt_ops;
1700 static const struct dvb_frontend_ops dst_dvbs_ops;
1701 static const struct dvb_frontend_ops dst_dvbc_ops;
1702 static const struct dvb_frontend_ops dst_atsc_ops;
1703
1704 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1705 {
1706         /* check if the ASIC is there */
1707         if (dst_probe(state) < 0) {
1708                 kfree(state);
1709                 return NULL;
1710         }
1711         /* determine settings based on type */
1712         /* create dvb_frontend */
1713         switch (state->dst_type) {
1714         case DST_TYPE_IS_TERR:
1715                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1716                 break;
1717         case DST_TYPE_IS_CABLE:
1718                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1719                 break;
1720         case DST_TYPE_IS_SAT:
1721                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1722                 break;
1723         case DST_TYPE_IS_ATSC:
1724                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1725                 break;
1726         default:
1727                 pr_err("unknown DST type. please report to the LinuxTV.org DVB mailinglist.\n");
1728                 kfree(state);
1729                 return NULL;
1730         }
1731         state->frontend.demodulator_priv = state;
1732
1733         return state;                           /*      Manu (DST is a card not a frontend)     */
1734 }
1735
1736 EXPORT_SYMBOL(dst_attach);
1737
1738 static const struct dvb_frontend_ops dst_dvbt_ops = {
1739         .delsys = { SYS_DVBT },
1740         .info = {
1741                 .name = "DST DVB-T",
1742                 .frequency_min = 137000000,
1743                 .frequency_max = 858000000,
1744                 .frequency_stepsize = 166667,
1745                 .caps = FE_CAN_FEC_AUTO                 |
1746                         FE_CAN_QAM_AUTO                 |
1747                         FE_CAN_QAM_16                   |
1748                         FE_CAN_QAM_32                   |
1749                         FE_CAN_QAM_64                   |
1750                         FE_CAN_QAM_128                  |
1751                         FE_CAN_QAM_256                  |
1752                         FE_CAN_TRANSMISSION_MODE_AUTO   |
1753                         FE_CAN_GUARD_INTERVAL_AUTO
1754         },
1755
1756         .release = bt8xx_dst_release,
1757         .init = bt8xx_dst_init,
1758         .tune = dst_tune_frontend,
1759         .set_frontend = dst_set_frontend,
1760         .get_frontend = dst_get_frontend,
1761         .get_frontend_algo = dst_get_tuning_algo,
1762         .read_status = dst_read_status,
1763         .read_signal_strength = dst_read_signal_strength,
1764         .read_snr = dst_read_snr,
1765 };
1766
1767 static const struct dvb_frontend_ops dst_dvbs_ops = {
1768         .delsys = { SYS_DVBS },
1769         .info = {
1770                 .name = "DST DVB-S",
1771                 .frequency_min = 950000,
1772                 .frequency_max = 2150000,
1773                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1774                 .frequency_tolerance = 29500,
1775                 .symbol_rate_min = 1000000,
1776                 .symbol_rate_max = 45000000,
1777         /*     . symbol_rate_tolerance  =       ???,*/
1778                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1779         },
1780
1781         .release = bt8xx_dst_release,
1782         .init = bt8xx_dst_init,
1783         .tune = dst_tune_frontend,
1784         .set_frontend = dst_set_frontend,
1785         .get_frontend = dst_get_frontend,
1786         .get_frontend_algo = dst_get_tuning_algo,
1787         .read_status = dst_read_status,
1788         .read_signal_strength = dst_read_signal_strength,
1789         .read_snr = dst_read_snr,
1790         .diseqc_send_burst = dst_send_burst,
1791         .diseqc_send_master_cmd = dst_set_diseqc,
1792         .set_voltage = dst_set_voltage,
1793         .set_tone = dst_set_tone,
1794 };
1795
1796 static const struct dvb_frontend_ops dst_dvbc_ops = {
1797         .delsys = { SYS_DVBC_ANNEX_A },
1798         .info = {
1799                 .name = "DST DVB-C",
1800                 .frequency_stepsize = 62500,
1801                 .frequency_min = 51000000,
1802                 .frequency_max = 858000000,
1803                 .symbol_rate_min = 1000000,
1804                 .symbol_rate_max = 45000000,
1805                 .caps = FE_CAN_FEC_AUTO |
1806                         FE_CAN_QAM_AUTO |
1807                         FE_CAN_QAM_16   |
1808                         FE_CAN_QAM_32   |
1809                         FE_CAN_QAM_64   |
1810                         FE_CAN_QAM_128  |
1811                         FE_CAN_QAM_256
1812         },
1813
1814         .release = bt8xx_dst_release,
1815         .init = bt8xx_dst_init,
1816         .tune = dst_tune_frontend,
1817         .set_frontend = dst_set_frontend,
1818         .get_frontend = dst_get_frontend,
1819         .get_frontend_algo = dst_get_tuning_algo,
1820         .read_status = dst_read_status,
1821         .read_signal_strength = dst_read_signal_strength,
1822         .read_snr = dst_read_snr,
1823 };
1824
1825 static const struct dvb_frontend_ops dst_atsc_ops = {
1826         .delsys = { SYS_ATSC },
1827         .info = {
1828                 .name = "DST ATSC",
1829                 .frequency_stepsize = 62500,
1830                 .frequency_min = 510000000,
1831                 .frequency_max = 858000000,
1832                 .symbol_rate_min = 1000000,
1833                 .symbol_rate_max = 45000000,
1834                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1835         },
1836
1837         .release = bt8xx_dst_release,
1838         .init = bt8xx_dst_init,
1839         .tune = dst_tune_frontend,
1840         .set_frontend = dst_set_frontend,
1841         .get_frontend = dst_get_frontend,
1842         .get_frontend_algo = dst_get_tuning_algo,
1843         .read_status = dst_read_status,
1844         .read_signal_strength = dst_read_signal_strength,
1845         .read_snr = dst_read_snr,
1846 };
1847
1848 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1849 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1850 MODULE_LICENSE("GPL");