git.oblomov.eu 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->dst_type == DST_TYPE_IS_SAT) {
 470                 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
 471                         sval = srate;
 472                         sval <<= 20;
 473                         do_div(sval, 88000);
 474                         symcalc = (u32) sval;
 475                         dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
 476                         state->tx_tuna[5] = (u8) (symcalc >> 12);
 477                         state->tx_tuna[6] = (u8) (symcalc >> 4);
 478                         state->tx_tuna[7] = (u8) (symcalc << 4);
 479                 } else {
 480                         state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
 481                         state->tx_tuna[6] = (u8) (srate >> 8);
 482                         state->tx_tuna[7] = (u8) srate;
 483                 }
 484                 state->tx_tuna[8] &= ~0x20;
 485                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 486                         if (srate > 8000)
 487                                 state->tx_tuna[8] |= 0x20;
 488                 }
 489         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
 490                 dprintk(verbose, DST_DEBUG, 1, "%s", state->fw_name);
 491                 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
 492                         state->tx_tuna[5] = (u8) (srate >> 8);
 493                         state->tx_tuna[6] = (u8) srate;
 494                         state->tx_tuna[7] = 0x00;
 495                 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
 496                         state->tx_tuna[5] = 0x00;
 497                         state->tx_tuna[6] = (u8) (srate >> 8);
 498                         state->tx_tuna[7] = (u8) srate;
 499                 }
 500         }
 501         return 0;
 502 }
 503
 504 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
 505 {
 506         if (state->dst_type != DST_TYPE_IS_CABLE)
 507                 return 0;
 508
 509         state->modulation = modulation;
 510         switch (modulation) {
 511         case QAM_16:
 512                 state->tx_tuna[8] = 0x10;
 513                 break;
 514         case QAM_32:
 515                 state->tx_tuna[8] = 0x20;
 516                 break;
 517         case QAM_64:
 518                 state->tx_tuna[8] = 0x40;
 519                 break;
 520         case QAM_128:
 521                 state->tx_tuna[8] = 0x80;
 522                 break;
 523         case QAM_256:
 524                 if (!strncmp(state->fw_name, "DCTNEW", 6))
 525                         state->tx_tuna[8] = 0xff;
 526                 else if (!strncmp(state->fw_name, "DCT-CI", 6))
 527                         state->tx_tuna[8] = 0x00;
 528                 break;
 529         case QPSK:
 530         case QAM_AUTO:
 531         case VSB_8:
 532         case VSB_16:
 533         default:
 534                 return -EINVAL;
 535
 536         }
 537
 538         return 0;
 539 }
 540
 541 static fe_modulation_t dst_get_modulation(struct dst_state *state)
 542 {
 543         return state->modulation;
 544 }
 545
 546
 547 u8 dst_check_sum(u8 *buf, u32 len)
 548 {
 549         u32 i;
 550         u8 val = 0;
 551         if (!len)
 552                 return 0;
 553         for (i = 0; i < len; i++) {
 554                 val += buf[i];
 555         }
 556         return ((~val) + 1);
 557 }
 558 EXPORT_SYMBOL(dst_check_sum);
 559
 560 static void dst_type_flags_print(struct dst_state *state)
 561 {
 562         u32 type_flags = state->type_flags;
 563
 564         dprintk(verbose, DST_ERROR, 0, "DST type flags :");
 565         if (type_flags & DST_TYPE_HAS_TS188)
 566                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_TS188);
 567         if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
 568                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
 569         if (type_flags & DST_TYPE_HAS_TS204)
 570                 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
 571         if (type_flags & DST_TYPE_HAS_VLF)
 572                 dprintk(verbose, DST_ERROR, 0, " 0x%x VLF", DST_TYPE_HAS_VLF);
 573         if (type_flags & DST_TYPE_HAS_SYMDIV)
 574                 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
 575         if (type_flags & DST_TYPE_HAS_FW_1)
 576                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
 577         if (type_flags & DST_TYPE_HAS_FW_2)
 578                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
 579         if (type_flags & DST_TYPE_HAS_FW_3)
 580                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
 581         dprintk(verbose, DST_ERROR, 0, "\n");
 582 }
 583
 584
 585 static int dst_type_print(struct dst_state *state, u8 type)
 586 {
 587         char *otype;
 588         switch (type) {
 589         case DST_TYPE_IS_SAT:
 590                 otype = "satellite";
 591                 break;
 592
 593         case DST_TYPE_IS_TERR:
 594                 otype = "terrestrial";
 595                 break;
 596
 597         case DST_TYPE_IS_CABLE:
 598                 otype = "cable";
 599                 break;
 600
 601         case DST_TYPE_IS_ATSC:
 602                 otype = "atsc";
 603                 break;
 604
 605         default:
 606                 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
 607                 return -EINVAL;
 608         }
 609         dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
 610
 611         return 0;
 612 }
 613
 614 struct tuner_types tuner_list[] = {
 615         {
 616                 .tuner_type = TUNER_TYPE_L64724,
 617                 .tuner_name = "L 64724",
 618                 .board_name = "UNKNOWN",
 619                 .fw_name    = "UNKNOWN"
 620         },
 621
 622         {
 623                 .tuner_type = TUNER_TYPE_STV0299,
 624                 .tuner_name = "STV 0299",
 625                 .board_name = "VP1020",
 626                 .fw_name    = "DST-MOT"
 627         },
 628
 629         {
 630                 .tuner_type = TUNER_TYPE_STV0299,
 631                 .tuner_name = "STV 0299",
 632                 .board_name = "VP1020",
 633                 .fw_name    = "DST-03T"
 634         },
 635
 636         {
 637                 .tuner_type = TUNER_TYPE_MB86A15,
 638                 .tuner_name = "MB 86A15",
 639                 .board_name = "VP1022",
 640                 .fw_name    = "DST-03T"
 641         },
 642
 643         {
 644                 .tuner_type = TUNER_TYPE_MB86A15,
 645                 .tuner_name = "MB 86A15",
 646                 .board_name = "VP1025",
 647                 .fw_name    = "DST-03T"
 648         },
 649
 650         {
 651                 .tuner_type = TUNER_TYPE_STV0299,
 652                 .tuner_name = "STV 0299",
 653                 .board_name = "VP1030",
 654                 .fw_name    = "DST-CI"
 655         },
 656
 657         {
 658                 .tuner_type = TUNER_TYPE_STV0299,
 659                 .tuner_name = "STV 0299",
 660                 .board_name = "VP1030",
 661                 .fw_name    = "DSTMCI"
 662         },
 663
 664         {
 665                 .tuner_type = TUNER_TYPE_UNKNOWN,
 666                 .tuner_name = "UNKNOWN",
 667                 .board_name = "VP2021",
 668                 .fw_name    = "DCTNEW"
 669         },
 670
 671         {
 672                 .tuner_type = TUNER_TYPE_UNKNOWN,
 673                 .tuner_name = "UNKNOWN",
 674                 .board_name = "VP2030",
 675                 .fw_name    = "DCT-CI"
 676         },
 677
 678         {
 679                 .tuner_type = TUNER_TYPE_UNKNOWN,
 680                 .tuner_name = "UNKNOWN",
 681                 .board_name = "VP2031",
 682                 .fw_name    = "DCT-CI"
 683         },
 684
 685         {
 686                 .tuner_type = TUNER_TYPE_UNKNOWN,
 687                 .tuner_name = "UNKNOWN",
 688                 .board_name = "VP2040",
 689                 .fw_name    = "DCT-CI"
 690         },
 691
 692         {
 693                 .tuner_type = TUNER_TYPE_UNKNOWN,
 694                 .tuner_name = "UNKNOWN",
 695                 .board_name = "VP3020",
 696                 .fw_name    = "DTTFTA"
 697         },
 698
 699         {
 700                 .tuner_type = TUNER_TYPE_UNKNOWN,
 701                 .tuner_name = "UNKNOWN",
 702                 .board_name = "VP3021",
 703                 .fw_name    = "DTTFTA"
 704         },
 705
 706         {
 707                 .tuner_type = TUNER_TYPE_TDA10046,
 708                 .tuner_name = "TDA10046",
 709                 .board_name = "VP3040",
 710                 .fw_name    = "DTT-CI"
 711         },
 712
 713         {
 714                 .tuner_type = TUNER_TYPE_UNKNOWN,
 715                 .tuner_name = "UNKNOWN",
 716                 .board_name = "VP3051",
 717                 .fw_name    = "DTTNXT"
 718         },
 719
 720         {
 721                 .tuner_type = TUNER_TYPE_NXT200x,
 722                 .tuner_name = "NXT200x",
 723                 .board_name = "VP3220",
 724                 .fw_name    = "ATSCDI"
 725         },
 726
 727         {
 728                 .tuner_type = TUNER_TYPE_NXT200x,
 729                 .tuner_name = "NXT200x",
 730                 .board_name = "VP3250",
 731                 .fw_name    = "ATSCAD"
 732         },
 733 };
 734
 735 /*
 736         Known cards list
 737         Satellite
 738         -------------------
 739                   200103A
 740         VP-1020   DST-MOT       LG(old), TS=188
 741
 742         VP-1020   DST-03T       LG(new), TS=204
 743         VP-1022   DST-03T       LG(new), TS=204
 744         VP-1025   DST-03T       LG(new), TS=204
 745
 746         VP-1030   DSTMCI,       LG(new), TS=188
 747         VP-1032   DSTMCI,       LG(new), TS=188
 748
 749         Cable
 750         -------------------
 751         VP-2030   DCT-CI,       Samsung, TS=204
 752         VP-2021   DCT-CI,       Unknown, TS=204
 753         VP-2031   DCT-CI,       Philips, TS=188
 754         VP-2040   DCT-CI,       Philips, TS=188, with CA daughter board
 755         VP-2040   DCT-CI,       Philips, TS=204, without CA daughter board
 756
 757         Terrestrial
 758         -------------------
 759         VP-3050  DTTNXT                  TS=188
 760         VP-3040  DTT-CI,        Philips, TS=188
 761         VP-3040  DTT-CI,        Philips, TS=204
 762
 763         ATSC
 764         -------------------
 765         VP-3220  ATSCDI,                 TS=188
 766         VP-3250  ATSCAD,                 TS=188
 767
 768 */
 769
 770 static struct dst_types dst_tlist[] = {
 771         {
 772                 .device_id = "200103A",
 773                 .offset = 0,
 774                 .dst_type =  DST_TYPE_IS_SAT,
 775                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
 776                 .dst_feature = 0,
 777                 .tuner_type = 0
 778         },      /*      obsolete        */
 779
 780         {
 781                 .device_id = "DST-020",
 782                 .offset = 0,
 783                 .dst_type =  DST_TYPE_IS_SAT,
 784                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 785                 .dst_feature = 0,
 786                 .tuner_type = 0
 787         },      /*      obsolete        */
 788
 789         {
 790                 .device_id = "DST-030",
 791                 .offset =  0,
 792                 .dst_type = DST_TYPE_IS_SAT,
 793                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
 794                 .dst_feature = 0,
 795                 .tuner_type = 0
 796         },      /*      obsolete        */
 797
 798         {
 799                 .device_id = "DST-03T",
 800                 .offset = 0,
 801                 .dst_type = DST_TYPE_IS_SAT,
 802                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
 803                 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
 804                                                          | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
 805                 .tuner_type = TUNER_TYPE_MULTI
 806          },
 807
 808         {
 809                 .device_id = "DST-MOT",
 810                 .offset =  0,
 811                 .dst_type = DST_TYPE_IS_SAT,
 812                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 813                 .dst_feature = 0,
 814                 .tuner_type = 0
 815         },      /*      obsolete        */
 816
 817         {
 818                 .device_id = "DST-CI",
 819                 .offset = 1,
 820                 .dst_type = DST_TYPE_IS_SAT,
 821                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
 822                 .dst_feature = DST_TYPE_HAS_CA,
 823                 .tuner_type = 0
 824         },      /*      An OEM board    */
 825
 826         {
 827                 .device_id = "DSTMCI",
 828                 .offset = 1,
 829                 .dst_type = DST_TYPE_IS_SAT,
 830                 .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,
 831                 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
 832                                                         | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
 833                 .tuner_type = TUNER_TYPE_MULTI
 834         },
 835
 836         {
 837                 .device_id = "DSTFCI",
 838                 .offset = 1,
 839                 .dst_type = DST_TYPE_IS_SAT,
 840                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
 841                 .dst_feature = 0,
 842                 .tuner_type = 0
 843         },      /* unknown to vendor    */
 844
 845         {
 846                 .device_id = "DCT-CI",
 847                 .offset = 1,
 848                 .dst_type = DST_TYPE_IS_CABLE,
 849                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
 850                 .dst_feature = DST_TYPE_HAS_CA,
 851                 .tuner_type = 0
 852         },
 853
 854         {
 855                 .device_id = "DCTNEW",
 856                 .offset = 1,
 857                 .dst_type = DST_TYPE_IS_CABLE,
 858                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
 859                 .dst_feature = 0,
 860                 .tuner_type = 0
 861         },
 862
 863         {
 864                 .device_id = "DTT-CI",
 865                 .offset = 1,
 866                 .dst_type = DST_TYPE_IS_TERR,
 867                 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
 868                 .dst_feature = DST_TYPE_HAS_CA,
 869                 .tuner_type = 0
 870         },
 871
 872         {
 873                 .device_id = "DTTDIG",
 874                 .offset = 1,
 875                 .dst_type = DST_TYPE_IS_TERR,
 876                 .type_flags = DST_TYPE_HAS_FW_2,
 877                 .dst_feature = 0,
 878                 .tuner_type = 0
 879         },
 880
 881         {
 882                 .device_id = "DTTNXT",
 883                 .offset = 1,
 884                 .dst_type = DST_TYPE_IS_TERR,
 885                 .type_flags = DST_TYPE_HAS_FW_2,
 886                 .dst_feature = DST_TYPE_HAS_ANALOG,
 887                 .tuner_type = 0
 888         },
 889
 890         {
 891                 .device_id = "ATSCDI",
 892                 .offset = 1,
 893                 .dst_type = DST_TYPE_IS_ATSC,
 894                 .type_flags = DST_TYPE_HAS_FW_2,
 895                 .dst_feature = 0,
 896                 .tuner_type = 0
 897         },
 898
 899         {
 900                 .device_id = "ATSCAD",
 901                 .offset = 1,
 902                 .dst_type = DST_TYPE_IS_ATSC,
 903                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
 904                 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
 905                 .tuner_type = 0
 906         },
 907
 908         { }
 909
 910 };
 911
 912 static int dst_get_mac(struct dst_state *state)
 913 {
 914         u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 915         get_mac[7] = dst_check_sum(get_mac, 7);
 916         if (dst_command(state, get_mac, 8) < 0) {
 917                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 918                 return -1;
 919         }
 920         memset(&state->mac_address, '\0', 8);
 921         memcpy(&state->mac_address, &state->rxbuffer, 6);
 922         dprintk(verbose, DST_ERROR, 1, "MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]",
 923                 state->mac_address[0], state->mac_address[1], state->mac_address[2],
 924                 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
 925
 926         return 0;
 927 }
 928
 929 static int dst_fw_ver(struct dst_state *state)
 930 {
 931         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 932         get_ver[7] = dst_check_sum(get_ver, 7);
 933         if (dst_command(state, get_ver, 8) < 0) {
 934                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 935                 return -1;
 936         }
 937         memset(&state->fw_version, '\0', 8);
 938         memcpy(&state->fw_version, &state->rxbuffer, 8);
 939         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
 940                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
 941                 state->fw_version[1],
 942                 state->fw_version[5], state->fw_version[6],
 943                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
 944
 945         return 0;
 946 }
 947
 948 static int dst_card_type(struct dst_state *state)
 949 {
 950         int j;
 951         struct tuner_types *p_tuner_list = NULL;
 952
 953         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 954         get_type[7] = dst_check_sum(get_type, 7);
 955         if (dst_command(state, get_type, 8) < 0) {
 956                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 957                 return -1;
 958         }
 959         memset(&state->card_info, '\0', 8);
 960         memcpy(&state->card_info, &state->rxbuffer, 7);
 961         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
 962
 963         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
 964                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
 965                         state->tuner_type = p_tuner_list->tuner_type;
 966                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
 967                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
 968                 }
 969         }
 970
 971         return 0;
 972 }
 973
 974 static int dst_get_vendor(struct dst_state *state)
 975 {
 976         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 977         get_vendor[7] = dst_check_sum(get_vendor, 7);
 978         if (dst_command(state, get_vendor, 8) < 0) {
 979                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 980                 return -1;
 981         }
 982         memset(&state->vendor, '\0', 8);
 983         memcpy(&state->vendor, &state->rxbuffer, 7);
 984         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
 985
 986         return 0;
 987 }
 988
 989 static void debug_dst_buffer(struct dst_state *state)
 990 {
 991         int i;
 992
 993         if (verbose > 2) {
 994                 printk("%s: [", __func__);
 995                 for (i = 0; i < 8; i++)
 996                         printk(" %02x", state->rxbuffer[i]);
 997                 printk("]\n");
 998         }
 999 }
1000
1001 static int dst_check_stv0299(struct dst_state *state)
1002 {
1003         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1004
1005         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1006         if (dst_command(state, check_stv0299, 8) < 0) {
1007                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1008                 return -1;
1009         }
1010         debug_dst_buffer(state);
1011
1012         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1013                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1014                 state->tuner_type = TUNER_TYPE_STV0299;
1015                 return 0;
1016         }
1017
1018         return -1;
1019 }
1020
1021 static int dst_check_mb86a15(struct dst_state *state)
1022 {
1023         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1024
1025         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1026         if (dst_command(state, check_mb86a15, 8) < 0) {
1027                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1028                 return -1;
1029         }
1030         debug_dst_buffer(state);
1031
1032         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1033                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1034                 state->tuner_type = TUNER_TYPE_MB86A15;
1035                 return 0;
1036         }
1037
1038         return -1;
1039 }
1040
1041 static int dst_get_tuner_info(struct dst_state *state)
1042 {
1043         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1044         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1045
1046         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1047         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1048         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1049         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1050                 if (dst_command(state, get_tuner_1, 8) < 0) {
1051                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1052                         goto force;
1053                 }
1054         } else {
1055                 if (dst_command(state, get_tuner_2, 8) < 0) {
1056                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1057                         goto force;
1058                 }
1059         }
1060         memset(&state->board_info, '\0', 8);
1061         memcpy(&state->board_info, &state->rxbuffer, 8);
1062         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1063                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1064         }
1065         if (state->board_info[0] == 0xbc) {
1066                 if (state->type_flags != DST_TYPE_IS_ATSC)
1067                         state->type_flags |= DST_TYPE_HAS_TS188;
1068                 else
1069                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1070
1071                 if (state->board_info[1] == 0x01) {
1072                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1073                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1074                 }
1075         }
1076
1077         return 0;
1078 force:
1079         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1080                 state->type_flags |= DST_TYPE_HAS_TS204;
1081                 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1082         }
1083
1084         return -1;
1085 }
1086
1087 static int dst_get_device_id(struct dst_state *state)
1088 {
1089         u8 reply;
1090
1091         int i, j;
1092         struct dst_types *p_dst_type = NULL;
1093         struct tuner_types *p_tuner_list = NULL;
1094
1095         u8 use_dst_type = 0;
1096         u32 use_type_flags = 0;
1097
1098         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1099
1100         state->tuner_type = 0;
1101         device_type[7] = dst_check_sum(device_type, 7);
1102
1103         if (write_dst(state, device_type, FIXED_COMM))
1104                 return -1;              /*      Write failed            */
1105         if ((dst_pio_disable(state)) < 0)
1106                 return -1;
1107         if (read_dst(state, &reply, GET_ACK))
1108                 return -1;              /*      Read failure            */
1109         if (reply != ACK) {
1110                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1111                 return -1;              /*      Unack'd write           */
1112         }
1113         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1114                 return -1;              /*      DST not ready yet       */
1115         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1116                 return -1;
1117
1118         dst_pio_disable(state);
1119         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1120                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1121                 return -1;              /*      Checksum failure        */
1122         }
1123         state->rxbuffer[7] = '\0';
1124
1125         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1126                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1127                         use_type_flags = p_dst_type->type_flags;
1128                         use_dst_type = p_dst_type->dst_type;
1129
1130                         /*      Card capabilities       */
1131                         state->dst_hw_cap = p_dst_type->dst_feature;
1132                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1133                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1134                         /*      Multiple tuners         */
1135                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1136                                 switch (use_dst_type) {
1137                                 case DST_TYPE_IS_SAT:
1138                                         /*      STV0299 check   */
1139                                         if (dst_check_stv0299(state) < 0) {
1140                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1141                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1142                                         }
1143                                         break;
1144                                 default:
1145                                         break;
1146                                 }
1147                                 if (dst_check_mb86a15(state) < 0)
1148                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
1149                         /*      Single tuner            */
1150                         } else {
1151                                 state->tuner_type = p_dst_type->tuner_type;
1152                         }
1153                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1154                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1155                                         p_tuner_list->tuner_type == state->tuner_type) {
1156                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1157                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1158                                 }
1159                         }
1160                         break;
1161                 }
1162         }
1163
1164         if (i >= sizeof (dst_tlist) / sizeof (dst_tlist [0])) {
1165                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1166                 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1167                 use_dst_type = DST_TYPE_IS_SAT;
1168                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1169         }
1170         dst_type_print(state, use_dst_type);
1171         state->type_flags = use_type_flags;
1172         state->dst_type = use_dst_type;
1173         dst_type_flags_print(state);
1174
1175         return 0;
1176 }
1177
1178 static int dst_probe(struct dst_state *state)
1179 {
1180         mutex_init(&state->dst_mutex);
1181         if (dst_addons & DST_TYPE_HAS_CA) {
1182                 if ((rdc_8820_reset(state)) < 0) {
1183                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1184                         return -1;
1185                 }
1186                 msleep(4000);
1187         } else {
1188                 msleep(100);
1189         }
1190         if ((dst_comm_init(state)) < 0) {
1191                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1192                 return -1;
1193         }
1194         msleep(100);
1195         if (dst_get_device_id(state) < 0) {
1196                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1197                 return -1;
1198         }
1199         if (dst_get_mac(state) < 0) {
1200                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1201         }
1202         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1203                 if (dst_get_tuner_info(state) < 0)
1204                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1205         }
1206         if (state->type_flags & DST_TYPE_HAS_TS204) {
1207                 dst_packsize(state, 204);
1208         }
1209         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1210                 if (dst_fw_ver(state) < 0) {
1211                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1212                         return 0;
1213                 }
1214                 if (dst_card_type(state) < 0) {
1215                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1216                         return 0;
1217                 }
1218                 if (dst_get_vendor(state) < 0) {
1219                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1220                         return 0;
1221                 }
1222         }
1223
1224         return 0;
1225 }
1226
1227 int dst_command(struct dst_state *state, u8 *data, u8 len)
1228 {
1229         u8 reply;
1230
1231         mutex_lock(&state->dst_mutex);
1232         if ((dst_comm_init(state)) < 0) {
1233                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1234                 goto error;
1235         }
1236         if (write_dst(state, data, len)) {
1237                 dprintk(verbose, DST_INFO, 1, "Tring to recover.. ");
1238                 if ((dst_error_recovery(state)) < 0) {
1239                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1240                         goto error;
1241                 }
1242                 goto error;
1243         }
1244         if ((dst_pio_disable(state)) < 0) {
1245                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1246                 goto error;
1247         }
1248         if (state->type_flags & DST_TYPE_HAS_FW_1)
1249                 udelay(3000);
1250         if (read_dst(state, &reply, GET_ACK)) {
1251                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1252                 if ((dst_error_recovery(state)) < 0) {
1253                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1254                         goto error;
1255                 }
1256                 goto error;
1257         }
1258         if (reply != ACK) {
1259                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1260                 goto error;
1261         }
1262         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1263                 goto error;
1264         if (state->type_flags & DST_TYPE_HAS_FW_1)
1265                 udelay(3000);
1266         else
1267                 udelay(2000);
1268         if (!dst_wait_dst_ready(state, NO_DELAY))
1269                 goto error;
1270         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1271                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1272                 if ((dst_error_recovery(state)) < 0) {
1273                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1274                         goto error;
1275                 }
1276                 goto error;
1277         }
1278         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1279                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1280                 goto error;
1281         }
1282         mutex_unlock(&state->dst_mutex);
1283         return 0;
1284
1285 error:
1286         mutex_unlock(&state->dst_mutex);
1287         return -EIO;
1288
1289 }
1290 EXPORT_SYMBOL(dst_command);
1291
1292 static int dst_get_signal(struct dst_state *state)
1293 {
1294         int retval;
1295         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1296         //dprintk("%s: Getting Signal strength and other parameters\n", __FUNCTION__);
1297         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1298                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1299                 return 0;
1300         }
1301         if (0 == (state->diseq_flags & HAS_LOCK)) {
1302                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1303                 return 0;
1304         }
1305         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1306                 retval = dst_command(state, get_signal, 8);
1307                 if (retval < 0)
1308                         return retval;
1309                 if (state->dst_type == DST_TYPE_IS_SAT) {
1310                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1311                         state->decode_strength = state->rxbuffer[5] << 8;
1312                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1313                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1314                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1315                         state->decode_strength = state->rxbuffer[4] << 8;
1316                         state->decode_snr = state->rxbuffer[3] << 8;
1317                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1318                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1319                         state->decode_strength = state->rxbuffer[4] << 8;
1320                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1321                 }
1322                 state->cur_jiff = jiffies;
1323         }
1324         return 0;
1325 }
1326
1327 static int dst_tone_power_cmd(struct dst_state *state)
1328 {
1329         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1330
1331         if (state->dst_type == DST_TYPE_IS_TERR)
1332                 return 0;
1333         paket[4] = state->tx_tuna[4];
1334         paket[2] = state->tx_tuna[2];
1335         paket[3] = state->tx_tuna[3];
1336         paket[7] = dst_check_sum (paket, 7);
1337         dst_command(state, paket, 8);
1338
1339         return 0;
1340 }
1341
1342 static int dst_get_tuna(struct dst_state *state)
1343 {
1344         int retval;
1345
1346         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1347                 return 0;
1348         state->diseq_flags &= ~(HAS_LOCK);
1349         if (!dst_wait_dst_ready(state, NO_DELAY))
1350                 return -EIO;
1351         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1352                 !(state->dst_type == DST_TYPE_IS_ATSC))
1353
1354                 retval = read_dst(state, state->rx_tuna, 10);
1355         else
1356                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1357         if (retval < 0) {
1358                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1359                 return retval;
1360         }
1361         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1362                 !(state->dst_type == DST_TYPE_IS_CABLE) &&
1363                 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1364
1365                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1366                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1367                         return -EIO;
1368                 }
1369         } else {
1370                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1371                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1372                         return -EIO;
1373                 }
1374         }
1375         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1376                 return 0;
1377         if (state->dst_type == DST_TYPE_IS_SAT) {
1378                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1379         } else {
1380                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1381         }
1382         state->decode_freq = state->decode_freq * 1000;
1383         state->decode_lock = 1;
1384         state->diseq_flags |= HAS_LOCK;
1385
1386         return 1;
1387 }
1388
1389 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1390
1391 static int dst_write_tuna(struct dvb_frontend *fe)
1392 {
1393         struct dst_state *state = fe->demodulator_priv;
1394         int retval;
1395         u8 reply;
1396
1397         dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1398         state->decode_freq = 0;
1399         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1400         if (state->dst_type == DST_TYPE_IS_SAT) {
1401                 if (!(state->diseq_flags & HAS_POWER))
1402                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1403         }
1404         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1405         mutex_lock(&state->dst_mutex);
1406         if ((dst_comm_init(state)) < 0) {
1407                 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1408                 goto error;
1409         }
1410 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1411         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1412                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1413
1414                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1415                 retval = write_dst(state, &state->tx_tuna[0], 10);
1416         } else {
1417                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1418                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1419         }
1420         if (retval < 0) {
1421                 dst_pio_disable(state);
1422                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1423                 goto werr;
1424         }
1425         if ((dst_pio_disable(state)) < 0) {
1426                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1427                 goto error;
1428         }
1429         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1430                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1431                 goto error;
1432         }
1433         if (reply != ACK) {
1434                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1435                 goto error;
1436         }
1437         state->diseq_flags |= ATTEMPT_TUNE;
1438         retval = dst_get_tuna(state);
1439 werr:
1440         mutex_unlock(&state->dst_mutex);
1441         return retval;
1442
1443 error:
1444         mutex_unlock(&state->dst_mutex);
1445         return -EIO;
1446 }
1447
1448 /*
1449  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1450  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1451  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1452  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1453  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1454  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1455  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1456  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1457  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1458  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1459  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1460  */
1461
1462 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1463 {
1464         struct dst_state *state = fe->demodulator_priv;
1465         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1466
1467         if (state->dst_type != DST_TYPE_IS_SAT)
1468                 return 0;
1469         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1470                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1471         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1472                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1473         else
1474                 return -EINVAL;
1475         paket[7] = dst_check_sum(&paket[0], 7);
1476         dst_command(state, paket, 8);
1477         return 0;
1478 }
1479
1480 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1481 {
1482         int need_cmd;
1483         struct dst_state *state = fe->demodulator_priv;
1484
1485         state->voltage = voltage;
1486         if (state->dst_type != DST_TYPE_IS_SAT)
1487                 return 0;
1488
1489         need_cmd = 0;
1490
1491         switch (voltage) {
1492         case SEC_VOLTAGE_13:
1493         case SEC_VOLTAGE_18:
1494                 if ((state->diseq_flags & HAS_POWER) == 0)
1495                         need_cmd = 1;
1496                 state->diseq_flags |= HAS_POWER;
1497                 state->tx_tuna[4] = 0x01;
1498                 break;
1499         case SEC_VOLTAGE_OFF:
1500                 need_cmd = 1;
1501                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1502                 state->tx_tuna[4] = 0x00;
1503                 break;
1504         default:
1505                 return -EINVAL;
1506         }
1507
1508         if (need_cmd)
1509                 dst_tone_power_cmd(state);
1510
1511         return 0;
1512 }
1513
1514 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1515 {
1516         struct dst_state *state = fe->demodulator_priv;
1517
1518         state->tone = tone;
1519         if (state->dst_type != DST_TYPE_IS_SAT)
1520                 return 0;
1521
1522         switch (tone) {
1523         case SEC_TONE_OFF:
1524                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1525                     state->tx_tuna[2] = 0x00;
1526                 else
1527                     state->tx_tuna[2] = 0xff;
1528                 break;
1529
1530         case SEC_TONE_ON:
1531                 state->tx_tuna[2] = 0x02;
1532                 break;
1533         default:
1534                 return -EINVAL;
1535         }
1536         dst_tone_power_cmd(state);
1537
1538         return 0;
1539 }
1540
1541 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1542 {
1543         struct dst_state *state = fe->demodulator_priv;
1544
1545         if (state->dst_type != DST_TYPE_IS_SAT)
1546                 return 0;
1547         state->minicmd = minicmd;
1548         switch (minicmd) {
1549         case SEC_MINI_A:
1550                 state->tx_tuna[3] = 0x02;
1551                 break;
1552         case SEC_MINI_B:
1553                 state->tx_tuna[3] = 0xff;
1554                 break;
1555         }
1556         dst_tone_power_cmd(state);
1557
1558         return 0;
1559 }
1560
1561
1562 static int dst_init(struct dvb_frontend *fe)
1563 {
1564         struct dst_state *state = fe->demodulator_priv;
1565
1566         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1567         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1568         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1569         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1570         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1571         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1572         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1573
1574         state->inversion = INVERSION_OFF;
1575         state->voltage = SEC_VOLTAGE_13;
1576         state->tone = SEC_TONE_OFF;
1577         state->diseq_flags = 0;
1578         state->k22 = 0x02;
1579         state->bandwidth = BANDWIDTH_7_MHZ;
1580         state->cur_jiff = jiffies;
1581         if (state->dst_type == DST_TYPE_IS_SAT)
1582                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1583         else if (state->dst_type == DST_TYPE_IS_TERR)
1584                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1585         else if (state->dst_type == DST_TYPE_IS_CABLE)
1586                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1587         else if (state->dst_type == DST_TYPE_IS_ATSC)
1588                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1589
1590         return 0;
1591 }
1592
1593 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1594 {
1595         struct dst_state *state = fe->demodulator_priv;
1596
1597         *status = 0;
1598         if (state->diseq_flags & HAS_LOCK) {
1599 //              dst_get_signal(state);  // don't require(?) to ask MCU
1600                 if (state->decode_lock)
1601                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1602         }
1603
1604         return 0;
1605 }
1606
1607 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1608 {
1609         struct dst_state *state = fe->demodulator_priv;
1610
1611         dst_get_signal(state);
1612         *strength = state->decode_strength;
1613
1614         return 0;
1615 }
1616
1617 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1618 {
1619         struct dst_state *state = fe->demodulator_priv;
1620
1621         dst_get_signal(state);
1622         *snr = state->decode_snr;
1623
1624         return 0;
1625 }
1626
1627 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1628 {
1629         struct dst_state *state = fe->demodulator_priv;
1630
1631         if (p != NULL) {
1632                 dst_set_freq(state, p->frequency);
1633                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", 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->u.qpsk.fec_inner);
1639                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1640                         dst_set_polarization(state);
1641                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1642
1643                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1644                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1645                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1646                         dst_set_fec(state, p->u.qam.fec_inner);
1647                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1648                         dst_set_modulation(state, p->u.qam.modulation);
1649                 }
1650                 dst_write_tuna(fe);
1651         }
1652
1653         return 0;
1654 }
1655
1656 static int dst_tune_frontend(struct dvb_frontend* fe,
1657                             struct dvb_frontend_parameters* p,
1658                             unsigned int mode_flags,
1659                             int *delay,
1660                             fe_status_t *status)
1661 {
1662         struct dst_state *state = fe->demodulator_priv;
1663
1664         if (p != NULL) {
1665                 dst_set_freq(state, p->frequency);
1666                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1667
1668                 if (state->dst_type == DST_TYPE_IS_SAT) {
1669                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1670                                 dst_set_inversion(state, p->inversion);
1671                         dst_set_fec(state, p->u.qpsk.fec_inner);
1672                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1673                         dst_set_polarization(state);
1674                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1675
1676                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1677                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1678                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1679                         dst_set_fec(state, p->u.qam.fec_inner);
1680                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1681                         dst_set_modulation(state, p->u.qam.modulation);
1682                 }
1683                 dst_write_tuna(fe);
1684         }
1685
1686         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1687                 dst_read_status(fe, status);
1688
1689         *delay = HZ/10;
1690         return 0;
1691 }
1692
1693 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1694 {
1695         return dst_algo;
1696 }
1697
1698 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1699 {
1700         struct dst_state *state = fe->demodulator_priv;
1701
1702         p->frequency = state->decode_freq;
1703         if (state->dst_type == DST_TYPE_IS_SAT) {
1704                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1705                         p->inversion = state->inversion;
1706                 p->u.qpsk.symbol_rate = state->symbol_rate;
1707                 p->u.qpsk.fec_inner = dst_get_fec(state);
1708         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1709                 p->u.ofdm.bandwidth = state->bandwidth;
1710         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1711                 p->u.qam.symbol_rate = state->symbol_rate;
1712                 p->u.qam.fec_inner = dst_get_fec(state);
1713                 p->u.qam.modulation = dst_get_modulation(state);
1714         }
1715
1716         return 0;
1717 }
1718
1719 static void dst_release(struct dvb_frontend *fe)
1720 {
1721         struct dst_state *state = fe->demodulator_priv;
1722         kfree(state);
1723 }
1724
1725 static struct dvb_frontend_ops dst_dvbt_ops;
1726 static struct dvb_frontend_ops dst_dvbs_ops;
1727 static struct dvb_frontend_ops dst_dvbc_ops;
1728 static struct dvb_frontend_ops dst_atsc_ops;
1729
1730 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1731 {
1732         /* check if the ASIC is there */
1733         if (dst_probe(state) < 0) {
1734                 kfree(state);
1735                 return NULL;
1736         }
1737         /* determine settings based on type */
1738         /* create dvb_frontend */
1739         switch (state->dst_type) {
1740         case DST_TYPE_IS_TERR:
1741                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1742                 break;
1743         case DST_TYPE_IS_CABLE:
1744                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1745                 break;
1746         case DST_TYPE_IS_SAT:
1747                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1748                 break;
1749         case DST_TYPE_IS_ATSC:
1750                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1751                 break;
1752         default:
1753                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1754                 kfree(state);
1755                 return NULL;
1756         }
1757         state->frontend.demodulator_priv = state;
1758
1759         return state;                           /*      Manu (DST is a card not a frontend)     */
1760 }
1761
1762 EXPORT_SYMBOL(dst_attach);
1763
1764 static struct dvb_frontend_ops dst_dvbt_ops = {
1765
1766         .info = {
1767                 .name = "DST DVB-T",
1768                 .type = FE_OFDM,
1769                 .frequency_min = 137000000,
1770                 .frequency_max = 858000000,
1771                 .frequency_stepsize = 166667,
1772                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1773         },
1774
1775         .release = dst_release,
1776         .init = dst_init,
1777         .tune = dst_tune_frontend,
1778         .set_frontend = dst_set_frontend,
1779         .get_frontend = dst_get_frontend,
1780         .get_frontend_algo = dst_get_tuning_algo,
1781         .read_status = dst_read_status,
1782         .read_signal_strength = dst_read_signal_strength,
1783         .read_snr = dst_read_snr,
1784 };
1785
1786 static struct dvb_frontend_ops dst_dvbs_ops = {
1787
1788         .info = {
1789                 .name = "DST DVB-S",
1790                 .type = FE_QPSK,
1791                 .frequency_min = 950000,
1792                 .frequency_max = 2150000,
1793                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1794                 .frequency_tolerance = 29500,
1795                 .symbol_rate_min = 1000000,
1796                 .symbol_rate_max = 45000000,
1797         /*     . symbol_rate_tolerance  =       ???,*/
1798                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1799         },
1800
1801         .release = dst_release,
1802         .init = dst_init,
1803         .tune = dst_tune_frontend,
1804         .set_frontend = dst_set_frontend,
1805         .get_frontend = dst_get_frontend,
1806         .get_frontend_algo = dst_get_tuning_algo,
1807         .read_status = dst_read_status,
1808         .read_signal_strength = dst_read_signal_strength,
1809         .read_snr = dst_read_snr,
1810         .diseqc_send_burst = dst_send_burst,
1811         .diseqc_send_master_cmd = dst_set_diseqc,
1812         .set_voltage = dst_set_voltage,
1813         .set_tone = dst_set_tone,
1814 };
1815
1816 static struct dvb_frontend_ops dst_dvbc_ops = {
1817
1818         .info = {
1819                 .name = "DST DVB-C",
1820                 .type = FE_QAM,
1821                 .frequency_stepsize = 62500,
1822                 .frequency_min = 51000000,
1823                 .frequency_max = 858000000,
1824                 .symbol_rate_min = 1000000,
1825                 .symbol_rate_max = 45000000,
1826         /*     . symbol_rate_tolerance  =       ???,*/
1827                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1828         },
1829
1830         .release = dst_release,
1831         .init = dst_init,
1832         .tune = dst_tune_frontend,
1833         .set_frontend = dst_set_frontend,
1834         .get_frontend = dst_get_frontend,
1835         .get_frontend_algo = dst_get_tuning_algo,
1836         .read_status = dst_read_status,
1837         .read_signal_strength = dst_read_signal_strength,
1838         .read_snr = dst_read_snr,
1839 };
1840
1841 static struct dvb_frontend_ops dst_atsc_ops = {
1842         .info = {
1843                 .name = "DST ATSC",
1844                 .type = FE_ATSC,
1845                 .frequency_stepsize = 62500,
1846                 .frequency_min = 510000000,
1847                 .frequency_max = 858000000,
1848                 .symbol_rate_min = 1000000,
1849                 .symbol_rate_max = 45000000,
1850                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1851         },
1852
1853         .release = dst_release,
1854         .init = dst_init,
1855         .tune = dst_tune_frontend,
1856         .set_frontend = dst_set_frontend,
1857         .get_frontend = dst_get_frontend,
1858         .get_frontend_algo = dst_get_tuning_algo,
1859         .read_status = dst_read_status,
1860         .read_signal_strength = dst_read_signal_strength,
1861         .read_snr = dst_read_snr,
1862 };
1863
1864 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1865 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1866 MODULE_LICENSE("GPL");