err.no Git - linux-2.6/blob - drivers/media/dvb/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 #include <linux/kernel.h>
  22 #include <linux/module.h>
  23 #include <linux/init.h>
  24 #include <linux/string.h>
  25 #include <linux/slab.h>
  26 #include <linux/vmalloc.h>
  27 #include <linux/delay.h>
  28 #include <asm/div64.h>
  29 #include "dvb_frontend.h"
  30 #include "dst_priv.h"
  31 #include "dst_common.h"
  32
  33 static unsigned int verbose = 1;
  34 module_param(verbose, int, 0644);
  35 MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
  36
  37 static unsigned int dst_addons;
  38 module_param(dst_addons, int, 0644);
  39 MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
  40
  41 static unsigned int dst_algo;
  42 module_param(dst_algo, int, 0644);
  43 MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
  44
  45 #define HAS_LOCK                1
  46 #define ATTEMPT_TUNE            2
  47 #define HAS_POWER               4
  48
  49 #define DST_ERROR               0
  50 #define DST_NOTICE              1
  51 #define DST_INFO                2
  52 #define DST_DEBUG               3
  53
  54 #define dprintk(x, y, z, format, arg...) do {                           \
  55         if (z) {                                                        \
  56                 if      ((x > DST_ERROR) && (x > y))                    \
  57                         printk(KERN_ERR "dst(%d) %s: " format "\n",     \
  58                                 state->bt->nr, __func__ , ##arg);       \
  59                 else if ((x > DST_NOTICE) && (x > y))                   \
  60                         printk(KERN_NOTICE "dst(%d) %s: " format "\n",  \
  61                                 state->bt->nr, __func__ , ##arg);       \
  62                 else if ((x > DST_INFO) && (x > y))                     \
  63                         printk(KERN_INFO "dst(%d) %s: " format "\n",    \
  64                                 state->bt->nr, __func__ , ##arg);       \
  65                 else if ((x > DST_DEBUG) && (x > y))                    \
  66                         printk(KERN_DEBUG "dst(%d) %s: " format "\n",   \
  67                                 state->bt->nr,  __func__ , ##arg);      \
  68         } else {                                                        \
  69                 if (x > y)                                              \
  70                         printk(format, ##arg);                          \
  71         }                                                               \
  72 } while(0)
  73
  74
  75 static void dst_packsize(struct dst_state *state, int psize)
  76 {
  77         union dst_gpio_packet bits;
  78
  79         bits.psize = psize;
  80         bt878_device_control(state->bt, DST_IG_TS, &bits);
  81 }
  82
  83 int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb, u32 outhigh, int delay)
  84 {
  85         union dst_gpio_packet enb;
  86         union dst_gpio_packet bits;
  87         int err;
  88
  89         enb.enb.mask = mask;
  90         enb.enb.enable = enbb;
  91
  92         dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
  93         if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
  94                 dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
  95                 return -EREMOTEIO;
  96         }
  97         udelay(1000);
  98         /* because complete disabling means no output, no need to do output packet */
  99         if (enbb == 0)
 100                 return 0;
 101         if (delay)
 102                 msleep(10);
 103         bits.outp.mask = enbb;
 104         bits.outp.highvals = outhigh;
 105         if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
 106                 dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
 107                 return -EREMOTEIO;
 108         }
 109
 110         return 0;
 111 }
 112 EXPORT_SYMBOL(dst_gpio_outb);
 113
 114 int dst_gpio_inb(struct dst_state *state, u8 *result)
 115 {
 116         union dst_gpio_packet rd_packet;
 117         int err;
 118
 119         *result = 0;
 120         if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
 121                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)", err);
 122                 return -EREMOTEIO;
 123         }
 124         *result = (u8) rd_packet.rd.value;
 125
 126         return 0;
 127 }
 128 EXPORT_SYMBOL(dst_gpio_inb);
 129
 130 int rdc_reset_state(struct dst_state *state)
 131 {
 132         dprintk(verbose, DST_INFO, 1, "Resetting state machine");
 133         if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
 134                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 135                 return -1;
 136         }
 137         msleep(10);
 138         if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
 139                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 140                 msleep(10);
 141                 return -1;
 142         }
 143
 144         return 0;
 145 }
 146 EXPORT_SYMBOL(rdc_reset_state);
 147
 148 int rdc_8820_reset(struct dst_state *state)
 149 {
 150         dprintk(verbose, DST_DEBUG, 1, "Resetting DST");
 151         if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
 152                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 153                 return -1;
 154         }
 155         udelay(1000);
 156         if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
 157                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 158                 return -1;
 159         }
 160
 161         return 0;
 162 }
 163 EXPORT_SYMBOL(rdc_8820_reset);
 164
 165 int dst_pio_enable(struct dst_state *state)
 166 {
 167         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
 168                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 169                 return -1;
 170         }
 171         udelay(1000);
 172
 173         return 0;
 174 }
 175 EXPORT_SYMBOL(dst_pio_enable);
 176
 177 int dst_pio_disable(struct dst_state *state)
 178 {
 179         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
 180                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 181                 return -1;
 182         }
 183         if (state->type_flags & DST_TYPE_HAS_FW_1)
 184                 udelay(1000);
 185
 186         return 0;
 187 }
 188 EXPORT_SYMBOL(dst_pio_disable);
 189
 190 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
 191 {
 192         u8 reply;
 193         int i;
 194
 195         for (i = 0; i < 200; i++) {
 196                 if (dst_gpio_inb(state, &reply) < 0) {
 197                         dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
 198                         return -1;
 199                 }
 200                 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
 201                         dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
 202                         return 1;
 203                 }
 204                 msleep(10);
 205         }
 206         dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
 207
 208         return 0;
 209 }
 210 EXPORT_SYMBOL(dst_wait_dst_ready);
 211
 212 int dst_error_recovery(struct dst_state *state)
 213 {
 214         dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
 215         dst_pio_disable(state);
 216         msleep(10);
 217         dst_pio_enable(state);
 218         msleep(10);
 219
 220         return 0;
 221 }
 222 EXPORT_SYMBOL(dst_error_recovery);
 223
 224 int dst_error_bailout(struct dst_state *state)
 225 {
 226         dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
 227         rdc_8820_reset(state);
 228         dst_pio_disable(state);
 229         msleep(10);
 230
 231         return 0;
 232 }
 233 EXPORT_SYMBOL(dst_error_bailout);
 234
 235 int dst_comm_init(struct dst_state *state)
 236 {
 237         dprintk(verbose, DST_INFO, 1, "Initializing DST.");
 238         if ((dst_pio_enable(state)) < 0) {
 239                 dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
 240                 return -1;
 241         }
 242         if ((rdc_reset_state(state)) < 0) {
 243                 dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
 244                 return -1;
 245         }
 246         if (state->type_flags & DST_TYPE_HAS_FW_1)
 247                 msleep(100);
 248         else
 249                 msleep(5);
 250
 251         return 0;
 252 }
 253 EXPORT_SYMBOL(dst_comm_init);
 254
 255 int write_dst(struct dst_state *state, u8 *data, u8 len)
 256 {
 257         struct i2c_msg msg = {
 258                 .addr = state->config->demod_address,
 259                 .flags = 0,
 260                 .buf = data,
 261                 .len = len
 262         };
 263
 264         int err;
 265         u8 cnt, i;
 266
 267         dprintk(verbose, DST_NOTICE, 0, "writing [ ");
 268         for (i = 0; i < len; i++)
 269                 dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
 270         dprintk(verbose, DST_NOTICE, 0, "]\n");
 271
 272         for (cnt = 0; cnt < 2; cnt++) {
 273                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
 274                         dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
 275                         dst_error_recovery(state);
 276                         continue;
 277                 } else
 278                         break;
 279         }
 280         if (cnt >= 2) {
 281                 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
 282                 dst_error_bailout(state);
 283
 284                 return -1;
 285         }
 286
 287         return 0;
 288 }
 289 EXPORT_SYMBOL(write_dst);
 290
 291 int read_dst(struct dst_state *state, u8 *ret, u8 len)
 292 {
 293         struct i2c_msg msg = {
 294                 .addr = state->config->demod_address,
 295                 .flags = I2C_M_RD,
 296                 .buf = ret,
 297                 .len = len
 298         };
 299
 300         int err;
 301         int cnt;
 302
 303         for (cnt = 0; cnt < 2; cnt++) {
 304                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
 305                         dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
 306                         dst_error_recovery(state);
 307                         continue;
 308                 } else
 309                         break;
 310         }
 311         if (cnt >= 2) {
 312                 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
 313                 dst_error_bailout(state);
 314
 315                 return -1;
 316         }
 317         dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
 318         for (err = 1; err < len; err++)
 319                 dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
 320         if (err > 1)
 321                 dprintk(verbose, DST_DEBUG, 0, "\n");
 322
 323         return 0;
 324 }
 325 EXPORT_SYMBOL(read_dst);
 326
 327 static int dst_set_polarization(struct dst_state *state)
 328 {
 329         switch (state->voltage) {
 330         case SEC_VOLTAGE_13:    /*      Vertical        */
 331                 dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
 332                 state->tx_tuna[8] &= ~0x40;
 333                 break;
 334         case SEC_VOLTAGE_18:    /*      Horizontal      */
 335                 dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
 336                 state->tx_tuna[8] |= 0x40;
 337                 break;
 338         case SEC_VOLTAGE_OFF:
 339                 break;
 340         }
 341
 342         return 0;
 343 }
 344
 345 static int dst_set_freq(struct dst_state *state, u32 freq)
 346 {
 347         state->frequency = freq;
 348         dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
 349
 350         if (state->dst_type == DST_TYPE_IS_SAT) {
 351                 freq = freq / 1000;
 352                 if (freq < 950 || freq > 2150)
 353                         return -EINVAL;
 354                 state->tx_tuna[2] = (freq >> 8);
 355                 state->tx_tuna[3] = (u8) freq;
 356                 state->tx_tuna[4] = 0x01;
 357                 state->tx_tuna[8] &= ~0x04;
 358                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 359                         if (freq < 1531)
 360                                 state->tx_tuna[8] |= 0x04;
 361                 }
 362         } else if (state->dst_type == DST_TYPE_IS_TERR) {
 363                 freq = freq / 1000;
 364                 if (freq < 137000 || freq > 858000)
 365                         return -EINVAL;
 366                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 367                 state->tx_tuna[3] = (freq >> 8) & 0xff;
 368                 state->tx_tuna[4] = (u8) freq;
 369         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
 370                 freq = freq / 1000;
 371                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 372                 state->tx_tuna[3] = (freq >> 8) & 0xff;
 373                 state->tx_tuna[4] = (u8) freq;
 374         } else if (state->dst_type == DST_TYPE_IS_ATSC) {
 375                 freq = freq / 1000;
 376                 if (freq < 51000 || freq > 858000)
 377                         return -EINVAL;
 378                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 379                 state->tx_tuna[3] = (freq >>  8) & 0xff;
 380                 state->tx_tuna[4] = (u8) freq;
 381                 state->tx_tuna[5] = 0x00;               /*      ATSC    */
 382                 state->tx_tuna[6] = 0x00;
 383                 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
 384                         state->tx_tuna[7] = 0x00;       /*      Digital */
 385         } else
 386                 return -EINVAL;
 387
 388         return 0;
 389 }
 390
 391 static int dst_set_bandwidth(struct dst_state *state, fe_bandwidth_t bandwidth)
 392 {
 393         state->bandwidth = bandwidth;
 394
 395         if (state->dst_type != DST_TYPE_IS_TERR)
 396                 return 0;
 397
 398         switch (bandwidth) {
 399         case BANDWIDTH_6_MHZ:
 400                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 401                         state->tx_tuna[7] = 0x06;
 402                 else {
 403                         state->tx_tuna[6] = 0x06;
 404                         state->tx_tuna[7] = 0x00;
 405                 }
 406                 break;
 407         case BANDWIDTH_7_MHZ:
 408                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 409                         state->tx_tuna[7] = 0x07;
 410                 else {
 411                         state->tx_tuna[6] = 0x07;
 412                         state->tx_tuna[7] = 0x00;
 413                 }
 414                 break;
 415         case BANDWIDTH_8_MHZ:
 416                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 417                         state->tx_tuna[7] = 0x08;
 418                 else {
 419                         state->tx_tuna[6] = 0x08;
 420                         state->tx_tuna[7] = 0x00;
 421                 }
 422                 break;
 423         default:
 424                 return -EINVAL;
 425         }
 426
 427         return 0;
 428 }
 429
 430 static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
 431 {
 432         state->inversion = inversion;
 433         switch (inversion) {
 434         case INVERSION_OFF:     /*      Inversion = Normal      */
 435                 state->tx_tuna[8] &= ~0x80;
 436                 break;
 437         case INVERSION_ON:
 438                 state->tx_tuna[8] |= 0x80;
 439                 break;
 440         default:
 441                 return -EINVAL;
 442         }
 443
 444         return 0;
 445 }
 446
 447 static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
 448 {
 449         state->fec = fec;
 450         return 0;
 451 }
 452
 453 static fe_code_rate_t dst_get_fec(struct dst_state *state)
 454 {
 455         return state->fec;
 456 }
 457
 458 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
 459 {
 460         u32 symcalc;
 461         u64 sval;
 462
 463         state->symbol_rate = srate;
 464         if (state->dst_type == DST_TYPE_IS_TERR) {
 465                 return 0;
 466         }
 467         dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
 468         srate /= 1000;
 469         if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
 470                 sval = srate;
 471                 sval <<= 20;
 472                 do_div(sval, 88000);
 473                 symcalc = (u32) sval;
 474                 dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
 475                 state->tx_tuna[5] = (u8) (symcalc >> 12);
 476                 state->tx_tuna[6] = (u8) (symcalc >> 4);
 477                 state->tx_tuna[7] = (u8) (symcalc << 4);
 478         } else {
 479                 state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
 480                 state->tx_tuna[6] = (u8) (srate >> 8);
 481                 state->tx_tuna[7] = (u8) srate;
 482         }
 483         state->tx_tuna[8] &= ~0x20;
 484         if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 485                 if (srate > 8000)
 486                         state->tx_tuna[8] |= 0x20;
 487         }
 488         return 0;
 489 }
 490
 491
 492 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
 493 {
 494         if (state->dst_type != DST_TYPE_IS_CABLE)
 495                 return 0;
 496
 497         state->modulation = modulation;
 498         switch (modulation) {
 499         case QAM_16:
 500                 state->tx_tuna[8] = 0x10;
 501                 break;
 502         case QAM_32:
 503                 state->tx_tuna[8] = 0x20;
 504                 break;
 505         case QAM_64:
 506                 state->tx_tuna[8] = 0x40;
 507                 break;
 508         case QAM_128:
 509                 state->tx_tuna[8] = 0x80;
 510                 break;
 511         case QAM_256:
 512                 state->tx_tuna[8] = 0x00;
 513                 break;
 514         case QPSK:
 515         case QAM_AUTO:
 516         case VSB_8:
 517         case VSB_16:
 518         default:
 519                 return -EINVAL;
 520
 521         }
 522
 523         return 0;
 524 }
 525
 526 static fe_modulation_t dst_get_modulation(struct dst_state *state)
 527 {
 528         return state->modulation;
 529 }
 530
 531
 532 u8 dst_check_sum(u8 *buf, u32 len)
 533 {
 534         u32 i;
 535         u8 val = 0;
 536         if (!len)
 537                 return 0;
 538         for (i = 0; i < len; i++) {
 539                 val += buf[i];
 540         }
 541         return ((~val) + 1);
 542 }
 543 EXPORT_SYMBOL(dst_check_sum);
 544
 545 static void dst_type_flags_print(struct dst_state *state)
 546 {
 547         u32 type_flags = state->type_flags;
 548
 549         dprintk(verbose, DST_ERROR, 0, "DST type flags :");
 550         if (type_flags & DST_TYPE_HAS_NEWTUNE)
 551                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_NEWTUNE);
 552         if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
 553                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
 554         if (type_flags & DST_TYPE_HAS_TS204)
 555                 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
 556         if (type_flags & DST_TYPE_HAS_SYMDIV)
 557                 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
 558         if (type_flags & DST_TYPE_HAS_FW_1)
 559                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
 560         if (type_flags & DST_TYPE_HAS_FW_2)
 561                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
 562         if (type_flags & DST_TYPE_HAS_FW_3)
 563                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
 564         dprintk(verbose, DST_ERROR, 0, "\n");
 565 }
 566
 567
 568 static int dst_type_print(struct dst_state *state, u8 type)
 569 {
 570         char *otype;
 571         switch (type) {
 572         case DST_TYPE_IS_SAT:
 573                 otype = "satellite";
 574                 break;
 575
 576         case DST_TYPE_IS_TERR:
 577                 otype = "terrestrial";
 578                 break;
 579
 580         case DST_TYPE_IS_CABLE:
 581                 otype = "cable";
 582                 break;
 583
 584         case DST_TYPE_IS_ATSC:
 585                 otype = "atsc";
 586                 break;
 587
 588         default:
 589                 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
 590                 return -EINVAL;
 591         }
 592         dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
 593
 594         return 0;
 595 }
 596
 597 struct tuner_types tuner_list[] = {
 598         {
 599                 .tuner_type = TUNER_TYPE_L64724,
 600                 .tuner_name = "L 64724",
 601                 .board_name = "UNKNOWN",
 602                 .fw_name    = "UNKNOWN"
 603         },
 604
 605         {
 606                 .tuner_type = TUNER_TYPE_STV0299,
 607                 .tuner_name = "STV 0299",
 608                 .board_name = "VP1020",
 609                 .fw_name    = "DST-MOT"
 610         },
 611
 612         {
 613                 .tuner_type = TUNER_TYPE_STV0299,
 614                 .tuner_name = "STV 0299",
 615                 .board_name = "VP1020",
 616                 .fw_name    = "DST-03T"
 617         },
 618
 619         {
 620                 .tuner_type = TUNER_TYPE_MB86A15,
 621                 .tuner_name = "MB 86A15",
 622                 .board_name = "VP1022",
 623                 .fw_name    = "DST-03T"
 624         },
 625
 626         {
 627                 .tuner_type = TUNER_TYPE_MB86A15,
 628                 .tuner_name = "MB 86A15",
 629                 .board_name = "VP1025",
 630                 .fw_name    = "DST-03T"
 631         },
 632
 633         {
 634                 .tuner_type = TUNER_TYPE_STV0299,
 635                 .tuner_name = "STV 0299",
 636                 .board_name = "VP1030",
 637                 .fw_name    = "DST-CI"
 638         },
 639
 640         {
 641                 .tuner_type = TUNER_TYPE_STV0299,
 642                 .tuner_name = "STV 0299",
 643                 .board_name = "VP1030",
 644                 .fw_name    = "DSTMCI"
 645         },
 646
 647         {
 648                 .tuner_type = TUNER_TYPE_UNKNOWN,
 649                 .tuner_name = "UNKNOWN",
 650                 .board_name = "VP2030",
 651                 .fw_name    = "DCT-CI"
 652         },
 653
 654         {
 655                 .tuner_type = TUNER_TYPE_UNKNOWN,
 656                 .tuner_name = "UNKNOWN",
 657                 .board_name = "VP2031",
 658                 .fw_name    = "DCT-CI"
 659         },
 660
 661         {
 662                 .tuner_type = TUNER_TYPE_UNKNOWN,
 663                 .tuner_name = "UNKNOWN",
 664                 .board_name = "VP2040",
 665                 .fw_name    = "DCT-CI"
 666         },
 667
 668         {
 669                 .tuner_type = TUNER_TYPE_UNKNOWN,
 670                 .tuner_name = "UNKNOWN",
 671                 .board_name = "VP3020",
 672                 .fw_name    = "DTTFTA"
 673         },
 674
 675         {
 676                 .tuner_type = TUNER_TYPE_UNKNOWN,
 677                 .tuner_name = "UNKNOWN",
 678                 .board_name = "VP3021",
 679                 .fw_name    = "DTTFTA"
 680         },
 681
 682         {
 683                 .tuner_type = TUNER_TYPE_TDA10046,
 684                 .tuner_name = "TDA10046",
 685                 .board_name = "VP3040",
 686                 .fw_name    = "DTT-CI"
 687         },
 688
 689         {
 690                 .tuner_type = TUNER_TYPE_UNKNOWN,
 691                 .tuner_name = "UNKNOWN",
 692                 .board_name = "VP3051",
 693                 .fw_name    = "DTTNXT"
 694         },
 695
 696         {
 697                 .tuner_type = TUNER_TYPE_NXT200x,
 698                 .tuner_name = "NXT200x",
 699                 .board_name = "VP3220",
 700                 .fw_name    = "ATSCDI"
 701         },
 702
 703         {
 704                 .tuner_type = TUNER_TYPE_NXT200x,
 705                 .tuner_name = "NXT200x",
 706                 .board_name = "VP3250",
 707                 .fw_name    = "ATSCAD"
 708         },
 709 };
 710
 711 /*
 712         Known cards list
 713         Satellite
 714         -------------------
 715                   200103A
 716         VP-1020   DST-MOT       LG(old), TS=188
 717
 718         VP-1020   DST-03T       LG(new), TS=204
 719         VP-1022   DST-03T       LG(new), TS=204
 720         VP-1025   DST-03T       LG(new), TS=204
 721
 722         VP-1030   DSTMCI,       LG(new), TS=188
 723         VP-1032   DSTMCI,       LG(new), TS=188
 724
 725         Cable
 726         -------------------
 727         VP-2030   DCT-CI,       Samsung, TS=204
 728         VP-2021   DCT-CI,       Unknown, TS=204
 729         VP-2031   DCT-CI,       Philips, TS=188
 730         VP-2040   DCT-CI,       Philips, TS=188, with CA daughter board
 731         VP-2040   DCT-CI,       Philips, TS=204, without CA daughter board
 732
 733         Terrestrial
 734         -------------------
 735         VP-3050  DTTNXT                  TS=188
 736         VP-3040  DTT-CI,        Philips, TS=188
 737         VP-3040  DTT-CI,        Philips, TS=204
 738
 739         ATSC
 740         -------------------
 741         VP-3220  ATSCDI,                 TS=188
 742         VP-3250  ATSCAD,                 TS=188
 743
 744 */
 745
 746 static struct dst_types dst_tlist[] = {
 747         {
 748                 .device_id = "200103A",
 749                 .offset = 0,
 750                 .dst_type =  DST_TYPE_IS_SAT,
 751                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
 752                 .dst_feature = 0,
 753                 .tuner_type = 0
 754         },      /*      obsolete        */
 755
 756         {
 757                 .device_id = "DST-020",
 758                 .offset = 0,
 759                 .dst_type =  DST_TYPE_IS_SAT,
 760                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 761                 .dst_feature = 0,
 762                 .tuner_type = 0
 763         },      /*      obsolete        */
 764
 765         {
 766                 .device_id = "DST-030",
 767                 .offset =  0,
 768                 .dst_type = DST_TYPE_IS_SAT,
 769                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
 770                 .dst_feature = 0,
 771                 .tuner_type = 0
 772         },      /*      obsolete        */
 773
 774         {
 775                 .device_id = "DST-03T",
 776                 .offset = 0,
 777                 .dst_type = DST_TYPE_IS_SAT,
 778                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
 779                 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
 780                                                          | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
 781                 .tuner_type = TUNER_TYPE_MULTI
 782          },
 783
 784         {
 785                 .device_id = "DST-MOT",
 786                 .offset =  0,
 787                 .dst_type = DST_TYPE_IS_SAT,
 788                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 789                 .dst_feature = 0,
 790                 .tuner_type = 0
 791         },      /*      obsolete        */
 792
 793         {
 794                 .device_id = "DST-CI",
 795                 .offset = 1,
 796                 .dst_type = DST_TYPE_IS_SAT,
 797                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
 798                 .dst_feature = DST_TYPE_HAS_CA,
 799                 .tuner_type = 0
 800         },      /*      An OEM board    */
 801
 802         {
 803                 .device_id = "DSTMCI",
 804                 .offset = 1,
 805                 .dst_type = DST_TYPE_IS_SAT,
 806                 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT,
 807                 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
 808                                                         | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
 809                 .tuner_type = TUNER_TYPE_MULTI
 810         },
 811
 812         {
 813                 .device_id = "DSTFCI",
 814                 .offset = 1,
 815                 .dst_type = DST_TYPE_IS_SAT,
 816                 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
 817                 .dst_feature = 0,
 818                 .tuner_type = 0
 819         },      /* unknown to vendor    */
 820
 821         {
 822                 .device_id = "DCT-CI",
 823                 .offset = 1,
 824                 .dst_type = DST_TYPE_IS_CABLE,
 825                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2,
 826                 .dst_feature = DST_TYPE_HAS_CA,
 827                 .tuner_type = 0
 828         },
 829
 830         {
 831                 .device_id = "DCTNEW",
 832                 .offset = 1,
 833                 .dst_type = DST_TYPE_IS_CABLE,
 834                 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD,
 835                 .dst_feature = 0,
 836                 .tuner_type = 0
 837         },
 838
 839         {
 840                 .device_id = "DTT-CI",
 841                 .offset = 1,
 842                 .dst_type = DST_TYPE_IS_TERR,
 843                 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE,
 844                 .dst_feature = DST_TYPE_HAS_CA,
 845                 .tuner_type = 0
 846         },
 847
 848         {
 849                 .device_id = "DTTDIG",
 850                 .offset = 1,
 851                 .dst_type = DST_TYPE_IS_TERR,
 852                 .type_flags = DST_TYPE_HAS_FW_2,
 853                 .dst_feature = 0,
 854                 .tuner_type = 0
 855         },
 856
 857         {
 858                 .device_id = "DTTNXT",
 859                 .offset = 1,
 860                 .dst_type = DST_TYPE_IS_TERR,
 861                 .type_flags = DST_TYPE_HAS_FW_2,
 862                 .dst_feature = DST_TYPE_HAS_ANALOG,
 863                 .tuner_type = 0
 864         },
 865
 866         {
 867                 .device_id = "ATSCDI",
 868                 .offset = 1,
 869                 .dst_type = DST_TYPE_IS_ATSC,
 870                 .type_flags = DST_TYPE_HAS_FW_2,
 871                 .dst_feature = 0,
 872                 .tuner_type = 0
 873         },
 874
 875         {
 876                 .device_id = "ATSCAD",
 877                 .offset = 1,
 878                 .dst_type = DST_TYPE_IS_ATSC,
 879                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
 880                 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
 881                 .tuner_type = 0
 882         },
 883
 884         { }
 885
 886 };
 887
 888 static int dst_get_mac(struct dst_state *state)
 889 {
 890         u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 891         get_mac[7] = dst_check_sum(get_mac, 7);
 892         if (dst_command(state, get_mac, 8) < 0) {
 893                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 894                 return -1;
 895         }
 896         memset(&state->mac_address, '\0', 8);
 897         memcpy(&state->mac_address, &state->rxbuffer, 6);
 898         dprintk(verbose, DST_ERROR, 1, "MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]",
 899                 state->mac_address[0], state->mac_address[1], state->mac_address[2],
 900                 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
 901
 902         return 0;
 903 }
 904
 905 static int dst_fw_ver(struct dst_state *state)
 906 {
 907         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 908         get_ver[7] = dst_check_sum(get_ver, 7);
 909         if (dst_command(state, get_ver, 8) < 0) {
 910                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 911                 return -1;
 912         }
 913         memset(&state->fw_version, '\0', 8);
 914         memcpy(&state->fw_version, &state->rxbuffer, 8);
 915         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
 916                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
 917                 state->fw_version[1],
 918                 state->fw_version[5], state->fw_version[6],
 919                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
 920
 921         return 0;
 922 }
 923
 924 static int dst_card_type(struct dst_state *state)
 925 {
 926         int j;
 927         struct tuner_types *p_tuner_list = NULL;
 928
 929         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 930         get_type[7] = dst_check_sum(get_type, 7);
 931         if (dst_command(state, get_type, 8) < 0) {
 932                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 933                 return -1;
 934         }
 935         memset(&state->card_info, '\0', 8);
 936         memcpy(&state->card_info, &state->rxbuffer, 7);
 937         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
 938
 939         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
 940                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
 941                         state->tuner_type = p_tuner_list->tuner_type;
 942                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
 943                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
 944                 }
 945         }
 946
 947         return 0;
 948 }
 949
 950 static int dst_get_vendor(struct dst_state *state)
 951 {
 952         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 953         get_vendor[7] = dst_check_sum(get_vendor, 7);
 954         if (dst_command(state, get_vendor, 8) < 0) {
 955                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 956                 return -1;
 957         }
 958         memset(&state->vendor, '\0', 8);
 959         memcpy(&state->vendor, &state->rxbuffer, 7);
 960         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
 961
 962         return 0;
 963 }
 964
 965 static void debug_dst_buffer(struct dst_state *state)
 966 {
 967         int i;
 968
 969         if (verbose > 2) {
 970                 printk("%s: [", __func__);
 971                 for (i = 0; i < 8; i++)
 972                         printk(" %02x", state->rxbuffer[i]);
 973                 printk("]\n");
 974         }
 975 }
 976
 977 static int dst_check_stv0299(struct dst_state *state)
 978 {
 979         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 980
 981         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
 982         if (dst_command(state, check_stv0299, 8) < 0) {
 983                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
 984                 return -1;
 985         }
 986         debug_dst_buffer(state);
 987
 988         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
 989                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
 990                 state->tuner_type = TUNER_TYPE_STV0299;
 991                 return 0;
 992         }
 993
 994         return -1;
 995 }
 996
 997 static int dst_check_mb86a15(struct dst_state *state)
 998 {
 999         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1000
1001         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1002         if (dst_command(state, check_mb86a15, 8) < 0) {
1003                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1004                 return -1;
1005         }
1006         debug_dst_buffer(state);
1007
1008         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1009                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1010                 state->tuner_type = TUNER_TYPE_MB86A15;
1011                 return 0;
1012         }
1013
1014         return -1;
1015 }
1016
1017 static int dst_get_tuner_info(struct dst_state *state)
1018 {
1019         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1020         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1021
1022         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1023         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1024         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1025         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1026                 if (dst_command(state, get_tuner_1, 8) < 0) {
1027                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1028                         return -1;
1029                 }
1030         } else {
1031                 if (dst_command(state, get_tuner_2, 8) < 0) {
1032                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1033                         return -1;
1034                 }
1035         }
1036         memset(&state->board_info, '\0', 8);
1037         memcpy(&state->board_info, &state->rxbuffer, 8);
1038         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1039                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1040         }
1041         if (state->board_info[0] == 0xbc) {
1042                 if (state->type_flags != DST_TYPE_IS_ATSC)
1043                         state->type_flags |= DST_TYPE_HAS_NEWTUNE;
1044                 else
1045                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1046
1047                 if (state->board_info[1] == 0x01) {
1048                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1049                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1050                 }
1051         }
1052
1053         return 0;
1054 }
1055
1056 static int dst_get_device_id(struct dst_state *state)
1057 {
1058         u8 reply;
1059
1060         int i, j;
1061         struct dst_types *p_dst_type = NULL;
1062         struct tuner_types *p_tuner_list = NULL;
1063
1064         u8 use_dst_type = 0;
1065         u32 use_type_flags = 0;
1066
1067         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1068
1069         state->tuner_type = 0;
1070         device_type[7] = dst_check_sum(device_type, 7);
1071
1072         if (write_dst(state, device_type, FIXED_COMM))
1073                 return -1;              /*      Write failed            */
1074         if ((dst_pio_disable(state)) < 0)
1075                 return -1;
1076         if (read_dst(state, &reply, GET_ACK))
1077                 return -1;              /*      Read failure            */
1078         if (reply != ACK) {
1079                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1080                 return -1;              /*      Unack'd write           */
1081         }
1082         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1083                 return -1;              /*      DST not ready yet       */
1084         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1085                 return -1;
1086
1087         dst_pio_disable(state);
1088         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1089                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1090                 return -1;              /*      Checksum failure        */
1091         }
1092         state->rxbuffer[7] = '\0';
1093
1094         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1095                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1096                         use_type_flags = p_dst_type->type_flags;
1097                         use_dst_type = p_dst_type->dst_type;
1098
1099                         /*      Card capabilities       */
1100                         state->dst_hw_cap = p_dst_type->dst_feature;
1101                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1102
1103 //                      if (p_dst_type->tuner_type != TUNER_TYPE_MULTI) {
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                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1111                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1112                                         }
1113                                         break;
1114                                 default:
1115                                         break;
1116                                 }
1117                                 if (dst_check_mb86a15(state) < 0)
1118                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
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                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1127                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1128                                 }
1129                         }
1130                         break;
1131                 }
1132         }
1133
1134         if (i >= sizeof (dst_tlist) / sizeof (dst_tlist [0])) {
1135                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1136                 dprintk(verbose, DST_ERROR, 1, "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                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1154                         return -1;
1155                 }
1156                 msleep(4000);
1157         } else {
1158                 msleep(100);
1159         }
1160         if ((dst_comm_init(state)) < 0) {
1161                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1162                 return -1;
1163         }
1164         msleep(100);
1165         if (dst_get_device_id(state) < 0) {
1166                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1167                 return -1;
1168         }
1169         if (dst_get_mac(state) < 0) {
1170                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1171                 return 0;
1172         }
1173         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1174                 if (dst_get_tuner_info(state) < 0)
1175                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1176         }
1177         if (state->type_flags & DST_TYPE_HAS_TS204) {
1178                 dst_packsize(state, 204);
1179         }
1180         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1181                 if (dst_fw_ver(state) < 0) {
1182                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1183                         return 0;
1184                 }
1185                 if (dst_card_type(state) < 0) {
1186                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1187                         return 0;
1188                 }
1189                 if (dst_get_vendor(state) < 0) {
1190                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1191                         return 0;
1192                 }
1193         }
1194
1195         return 0;
1196 }
1197
1198 int dst_command(struct dst_state *state, u8 *data, u8 len)
1199 {
1200         u8 reply;
1201
1202         mutex_lock(&state->dst_mutex);
1203         if ((dst_comm_init(state)) < 0) {
1204                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1205                 goto error;
1206         }
1207         if (write_dst(state, data, len)) {
1208                 dprintk(verbose, DST_INFO, 1, "Tring to recover.. ");
1209                 if ((dst_error_recovery(state)) < 0) {
1210                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1211                         goto error;
1212                 }
1213                 goto error;
1214         }
1215         if ((dst_pio_disable(state)) < 0) {
1216                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1217                 goto error;
1218         }
1219         if (state->type_flags & DST_TYPE_HAS_FW_1)
1220                 udelay(3000);
1221         if (read_dst(state, &reply, GET_ACK)) {
1222                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1223                 if ((dst_error_recovery(state)) < 0) {
1224                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1225                         goto error;
1226                 }
1227                 goto error;
1228         }
1229         if (reply != ACK) {
1230                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1231                 goto error;
1232         }
1233         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1234                 goto error;
1235         if (state->type_flags & DST_TYPE_HAS_FW_1)
1236                 udelay(3000);
1237         else
1238                 udelay(2000);
1239         if (!dst_wait_dst_ready(state, NO_DELAY))
1240                 goto error;
1241         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1242                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1243                 if ((dst_error_recovery(state)) < 0) {
1244                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1245                         goto error;
1246                 }
1247                 goto error;
1248         }
1249         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1250                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1251                 goto error;
1252         }
1253         mutex_unlock(&state->dst_mutex);
1254         return 0;
1255
1256 error:
1257         mutex_unlock(&state->dst_mutex);
1258         return -EIO;
1259
1260 }
1261 EXPORT_SYMBOL(dst_command);
1262
1263 static int dst_get_signal(struct dst_state *state)
1264 {
1265         int retval;
1266         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1267         //dprintk("%s: Getting Signal strength and other parameters\n", __FUNCTION__);
1268         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1269                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1270                 return 0;
1271         }
1272         if (0 == (state->diseq_flags & HAS_LOCK)) {
1273                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1274                 return 0;
1275         }
1276         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1277                 retval = dst_command(state, get_signal, 8);
1278                 if (retval < 0)
1279                         return retval;
1280                 if (state->dst_type == DST_TYPE_IS_SAT) {
1281                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1282                         state->decode_strength = state->rxbuffer[5] << 8;
1283                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1284                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1285                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1286                         state->decode_strength = state->rxbuffer[4] << 8;
1287                         state->decode_snr = state->rxbuffer[3] << 8;
1288                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1289                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1290                         state->decode_strength = state->rxbuffer[4] << 8;
1291                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1292                 }
1293                 state->cur_jiff = jiffies;
1294         }
1295         return 0;
1296 }
1297
1298 static int dst_tone_power_cmd(struct dst_state *state)
1299 {
1300         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1301
1302         if (state->dst_type == DST_TYPE_IS_TERR)
1303                 return 0;
1304         paket[4] = state->tx_tuna[4];
1305         paket[2] = state->tx_tuna[2];
1306         paket[3] = state->tx_tuna[3];
1307         paket[7] = dst_check_sum (paket, 7);
1308         dst_command(state, paket, 8);
1309
1310         return 0;
1311 }
1312
1313 static int dst_get_tuna(struct dst_state *state)
1314 {
1315         int retval;
1316
1317         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1318                 return 0;
1319         state->diseq_flags &= ~(HAS_LOCK);
1320         if (!dst_wait_dst_ready(state, NO_DELAY))
1321                 return -EIO;
1322         if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
1323                 /* how to get variable length reply ???? */
1324                 retval = read_dst(state, state->rx_tuna, 10);
1325         else
1326                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1327         if (retval < 0) {
1328                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1329                 return retval;
1330         }
1331         if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1332                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1333                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1334                         return -EIO;
1335                 }
1336         } else {
1337                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1338                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1339                         return -EIO;
1340                 }
1341         }
1342         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1343                 return 0;
1344         if (state->dst_type == DST_TYPE_IS_SAT) {
1345                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1346         } else {
1347                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1348         }
1349         state->decode_freq = state->decode_freq * 1000;
1350         state->decode_lock = 1;
1351         state->diseq_flags |= HAS_LOCK;
1352
1353         return 1;
1354 }
1355
1356 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t 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(verbose, DST_INFO, 1, "type_flags 0x%x ", 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(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1375                 goto error;
1376         }
1377         if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1378                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1379                 retval = write_dst(state, &state->tx_tuna[0], 10);
1380         } else {
1381                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1382                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1383         }
1384         if (retval < 0) {
1385                 dst_pio_disable(state);
1386                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1387                 goto werr;
1388         }
1389         if ((dst_pio_disable(state)) < 0) {
1390                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1391                 goto error;
1392         }
1393         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1394                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1395                 goto error;
1396         }
1397         if (reply != ACK) {
1398                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1399                 goto error;
1400         }
1401         state->diseq_flags |= ATTEMPT_TUNE;
1402         retval = dst_get_tuna(state);
1403 werr:
1404         mutex_unlock(&state->dst_mutex);
1405         return retval;
1406
1407 error:
1408         mutex_unlock(&state->dst_mutex);
1409         return -EIO;
1410 }
1411
1412 /*
1413  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1414  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1415  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1416  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1417  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1418  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1419  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1420  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1421  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1422  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1423  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1424  */
1425
1426 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1427 {
1428         struct dst_state *state = fe->demodulator_priv;
1429         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1430
1431         if (state->dst_type != DST_TYPE_IS_SAT)
1432                 return 0;
1433         if (cmd->msg_len == 0 || cmd->msg_len > 4)
1434                 return -EINVAL;
1435         memcpy(&paket[3], cmd->msg, cmd->msg_len);
1436         paket[7] = dst_check_sum(&paket[0], 7);
1437         dst_command(state, paket, 8);
1438         return 0;
1439 }
1440
1441 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1442 {
1443         int need_cmd;
1444         struct dst_state *state = fe->demodulator_priv;
1445
1446         state->voltage = voltage;
1447         if (state->dst_type != DST_TYPE_IS_SAT)
1448                 return 0;
1449
1450         need_cmd = 0;
1451
1452         switch (voltage) {
1453         case SEC_VOLTAGE_13:
1454         case SEC_VOLTAGE_18:
1455                 if ((state->diseq_flags & HAS_POWER) == 0)
1456                         need_cmd = 1;
1457                 state->diseq_flags |= HAS_POWER;
1458                 state->tx_tuna[4] = 0x01;
1459                 break;
1460         case SEC_VOLTAGE_OFF:
1461                 need_cmd = 1;
1462                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1463                 state->tx_tuna[4] = 0x00;
1464                 break;
1465         default:
1466                 return -EINVAL;
1467         }
1468
1469         if (need_cmd)
1470                 dst_tone_power_cmd(state);
1471
1472         return 0;
1473 }
1474
1475 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1476 {
1477         struct dst_state *state = fe->demodulator_priv;
1478
1479         state->tone = tone;
1480         if (state->dst_type != DST_TYPE_IS_SAT)
1481                 return 0;
1482
1483         switch (tone) {
1484         case SEC_TONE_OFF:
1485                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1486                     state->tx_tuna[2] = 0x00;
1487                 else
1488                     state->tx_tuna[2] = 0xff;
1489                 break;
1490
1491         case SEC_TONE_ON:
1492                 state->tx_tuna[2] = 0x02;
1493                 break;
1494         default:
1495                 return -EINVAL;
1496         }
1497         dst_tone_power_cmd(state);
1498
1499         return 0;
1500 }
1501
1502 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1503 {
1504         struct dst_state *state = fe->demodulator_priv;
1505
1506         if (state->dst_type != DST_TYPE_IS_SAT)
1507                 return 0;
1508         state->minicmd = minicmd;
1509         switch (minicmd) {
1510         case SEC_MINI_A:
1511                 state->tx_tuna[3] = 0x02;
1512                 break;
1513         case SEC_MINI_B:
1514                 state->tx_tuna[3] = 0xff;
1515                 break;
1516         }
1517         dst_tone_power_cmd(state);
1518
1519         return 0;
1520 }
1521
1522
1523 static int dst_init(struct dvb_frontend *fe)
1524 {
1525         struct dst_state *state = fe->demodulator_priv;
1526
1527         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1528         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1529         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1530         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1531         static u8 cab_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 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1534
1535         state->inversion = INVERSION_OFF;
1536         state->voltage = SEC_VOLTAGE_13;
1537         state->tone = SEC_TONE_OFF;
1538         state->diseq_flags = 0;
1539         state->k22 = 0x02;
1540         state->bandwidth = BANDWIDTH_7_MHZ;
1541         state->cur_jiff = jiffies;
1542         if (state->dst_type == DST_TYPE_IS_SAT)
1543                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1544         else if (state->dst_type == DST_TYPE_IS_TERR)
1545                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1546         else if (state->dst_type == DST_TYPE_IS_CABLE)
1547                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1548         else if (state->dst_type == DST_TYPE_IS_ATSC)
1549                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1550
1551         return 0;
1552 }
1553
1554 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1555 {
1556         struct dst_state *state = fe->demodulator_priv;
1557
1558         *status = 0;
1559         if (state->diseq_flags & HAS_LOCK) {
1560 //              dst_get_signal(state);  // don't require(?) to ask MCU
1561                 if (state->decode_lock)
1562                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1563         }
1564
1565         return 0;
1566 }
1567
1568 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1569 {
1570         struct dst_state *state = fe->demodulator_priv;
1571
1572         dst_get_signal(state);
1573         *strength = state->decode_strength;
1574
1575         return 0;
1576 }
1577
1578 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1579 {
1580         struct dst_state *state = fe->demodulator_priv;
1581
1582         dst_get_signal(state);
1583         *snr = state->decode_snr;
1584
1585         return 0;
1586 }
1587
1588 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1589 {
1590         struct dst_state *state = fe->demodulator_priv;
1591
1592         if (p != NULL) {
1593                 dst_set_freq(state, p->frequency);
1594                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1595
1596                 if (state->dst_type == DST_TYPE_IS_SAT) {
1597                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1598                                 dst_set_inversion(state, p->inversion);
1599                         dst_set_fec(state, p->u.qpsk.fec_inner);
1600                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1601                         dst_set_polarization(state);
1602                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1603
1604                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1605                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1606                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1607                         dst_set_fec(state, p->u.qam.fec_inner);
1608                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1609                         dst_set_modulation(state, p->u.qam.modulation);
1610                 }
1611                 dst_write_tuna(fe);
1612         }
1613
1614         return 0;
1615 }
1616
1617 static int dst_tune_frontend(struct dvb_frontend* fe,
1618                             struct dvb_frontend_parameters* p,
1619                             unsigned int mode_flags,
1620                             int *delay,
1621                             fe_status_t *status)
1622 {
1623         struct dst_state *state = fe->demodulator_priv;
1624
1625         if (p != NULL) {
1626                 dst_set_freq(state, p->frequency);
1627                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1628
1629                 if (state->dst_type == DST_TYPE_IS_SAT) {
1630                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1631                                 dst_set_inversion(state, p->inversion);
1632                         dst_set_fec(state, p->u.qpsk.fec_inner);
1633                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1634                         dst_set_polarization(state);
1635                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1636
1637                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1638                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1639                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1640                         dst_set_fec(state, p->u.qam.fec_inner);
1641                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1642                         dst_set_modulation(state, p->u.qam.modulation);
1643                 }
1644                 dst_write_tuna(fe);
1645         }
1646
1647         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1648                 dst_read_status(fe, status);
1649
1650         *delay = HZ/10;
1651         return 0;
1652 }
1653
1654 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1655 {
1656         return dst_algo;
1657 }
1658
1659 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1660 {
1661         struct dst_state *state = fe->demodulator_priv;
1662
1663         p->frequency = state->decode_freq;
1664         if (state->dst_type == DST_TYPE_IS_SAT) {
1665                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1666                         p->inversion = state->inversion;
1667                 p->u.qpsk.symbol_rate = state->symbol_rate;
1668                 p->u.qpsk.fec_inner = dst_get_fec(state);
1669         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1670                 p->u.ofdm.bandwidth = state->bandwidth;
1671         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1672                 p->u.qam.symbol_rate = state->symbol_rate;
1673                 p->u.qam.fec_inner = dst_get_fec(state);
1674                 p->u.qam.modulation = dst_get_modulation(state);
1675         }
1676
1677         return 0;
1678 }
1679
1680 static void dst_release(struct dvb_frontend *fe)
1681 {
1682         struct dst_state *state = fe->demodulator_priv;
1683         kfree(state);
1684 }
1685
1686 static struct dvb_frontend_ops dst_dvbt_ops;
1687 static struct dvb_frontend_ops dst_dvbs_ops;
1688 static struct dvb_frontend_ops dst_dvbc_ops;
1689 static struct dvb_frontend_ops dst_atsc_ops;
1690
1691 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1692 {
1693         /* check if the ASIC is there */
1694         if (dst_probe(state) < 0) {
1695                 kfree(state);
1696                 return NULL;
1697         }
1698         /* determine settings based on type */
1699         /* create dvb_frontend */
1700         switch (state->dst_type) {
1701         case DST_TYPE_IS_TERR:
1702                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1703                 break;
1704         case DST_TYPE_IS_CABLE:
1705                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1706                 break;
1707         case DST_TYPE_IS_SAT:
1708                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1709                 break;
1710         case DST_TYPE_IS_ATSC:
1711                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1712                 break;
1713         default:
1714                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1715                 kfree(state);
1716                 return NULL;
1717         }
1718         state->frontend.demodulator_priv = state;
1719
1720         return state;                           /*      Manu (DST is a card not a frontend)     */
1721 }
1722
1723 EXPORT_SYMBOL(dst_attach);
1724
1725 static struct dvb_frontend_ops dst_dvbt_ops = {
1726
1727         .info = {
1728                 .name = "DST DVB-T",
1729                 .type = FE_OFDM,
1730                 .frequency_min = 137000000,
1731                 .frequency_max = 858000000,
1732                 .frequency_stepsize = 166667,
1733                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1734         },
1735
1736         .release = dst_release,
1737         .init = dst_init,
1738         .tune = dst_tune_frontend,
1739         .set_frontend = dst_set_frontend,
1740         .get_frontend = dst_get_frontend,
1741         .get_frontend_algo = dst_get_tuning_algo,
1742         .read_status = dst_read_status,
1743         .read_signal_strength = dst_read_signal_strength,
1744         .read_snr = dst_read_snr,
1745 };
1746
1747 static struct dvb_frontend_ops dst_dvbs_ops = {
1748
1749         .info = {
1750                 .name = "DST DVB-S",
1751                 .type = FE_QPSK,
1752                 .frequency_min = 950000,
1753                 .frequency_max = 2150000,
1754                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1755                 .frequency_tolerance = 29500,
1756                 .symbol_rate_min = 1000000,
1757                 .symbol_rate_max = 45000000,
1758         /*     . symbol_rate_tolerance  =       ???,*/
1759                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1760         },
1761
1762         .release = dst_release,
1763         .init = dst_init,
1764         .tune = dst_tune_frontend,
1765         .set_frontend = dst_set_frontend,
1766         .get_frontend = dst_get_frontend,
1767         .get_frontend_algo = dst_get_tuning_algo,
1768         .read_status = dst_read_status,
1769         .read_signal_strength = dst_read_signal_strength,
1770         .read_snr = dst_read_snr,
1771         .diseqc_send_burst = dst_send_burst,
1772         .diseqc_send_master_cmd = dst_set_diseqc,
1773         .set_voltage = dst_set_voltage,
1774         .set_tone = dst_set_tone,
1775 };
1776
1777 static struct dvb_frontend_ops dst_dvbc_ops = {
1778
1779         .info = {
1780                 .name = "DST DVB-C",
1781                 .type = FE_QAM,
1782                 .frequency_stepsize = 62500,
1783                 .frequency_min = 51000000,
1784                 .frequency_max = 858000000,
1785                 .symbol_rate_min = 1000000,
1786                 .symbol_rate_max = 45000000,
1787         /*     . symbol_rate_tolerance  =       ???,*/
1788                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1789         },
1790
1791         .release = dst_release,
1792         .init = dst_init,
1793         .tune = dst_tune_frontend,
1794         .set_frontend = dst_set_frontend,
1795         .get_frontend = dst_get_frontend,
1796         .get_frontend_algo = dst_get_tuning_algo,
1797         .read_status = dst_read_status,
1798         .read_signal_strength = dst_read_signal_strength,
1799         .read_snr = dst_read_snr,
1800 };
1801
1802 static struct dvb_frontend_ops dst_atsc_ops = {
1803         .info = {
1804                 .name = "DST ATSC",
1805                 .type = FE_ATSC,
1806                 .frequency_stepsize = 62500,
1807                 .frequency_min = 510000000,
1808                 .frequency_max = 858000000,
1809                 .symbol_rate_min = 1000000,
1810                 .symbol_rate_max = 45000000,
1811                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1812         },
1813
1814         .release = dst_release,
1815         .init = 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 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1826 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1827 MODULE_LICENSE("GPL");