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 static int dst_command(struct dst_state *state, u8 *data, u8 len);
  75
  76 static void dst_packsize(struct dst_state *state, int psize)
  77 {
  78         union dst_gpio_packet bits;
  79
  80         bits.psize = psize;
  81         bt878_device_control(state->bt, DST_IG_TS, &bits);
  82 }
  83
  84 static int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb,
  85                          u32 outhigh, int delay)
  86 {
  87         union dst_gpio_packet enb;
  88         union dst_gpio_packet bits;
  89         int err;
  90
  91         enb.enb.mask = mask;
  92         enb.enb.enable = enbb;
  93
  94         dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
  95         if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
  96                 dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
  97                 return -EREMOTEIO;
  98         }
  99         udelay(1000);
 100         /* because complete disabling means no output, no need to do output packet */
 101         if (enbb == 0)
 102                 return 0;
 103         if (delay)
 104                 msleep(10);
 105         bits.outp.mask = enbb;
 106         bits.outp.highvals = outhigh;
 107         if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
 108                 dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
 109                 return -EREMOTEIO;
 110         }
 111
 112         return 0;
 113 }
 114
 115 static int dst_gpio_inb(struct dst_state *state, u8 *result)
 116 {
 117         union dst_gpio_packet rd_packet;
 118         int err;
 119
 120         *result = 0;
 121         if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
 122                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)", err);
 123                 return -EREMOTEIO;
 124         }
 125         *result = (u8) rd_packet.rd.value;
 126
 127         return 0;
 128 }
 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 static 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
 164 static int dst_pio_enable(struct dst_state *state)
 165 {
 166         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
 167                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 168                 return -1;
 169         }
 170         udelay(1000);
 171
 172         return 0;
 173 }
 174
 175 int dst_pio_disable(struct dst_state *state)
 176 {
 177         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
 178                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
 179                 return -1;
 180         }
 181         if (state->type_flags & DST_TYPE_HAS_FW_1)
 182                 udelay(1000);
 183
 184         return 0;
 185 }
 186 EXPORT_SYMBOL(dst_pio_disable);
 187
 188 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
 189 {
 190         u8 reply;
 191         int i;
 192
 193         for (i = 0; i < 200; i++) {
 194                 if (dst_gpio_inb(state, &reply) < 0) {
 195                         dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
 196                         return -1;
 197                 }
 198                 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
 199                         dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
 200                         return 1;
 201                 }
 202                 msleep(10);
 203         }
 204         dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
 205
 206         return 0;
 207 }
 208 EXPORT_SYMBOL(dst_wait_dst_ready);
 209
 210 int dst_error_recovery(struct dst_state *state)
 211 {
 212         dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
 213         dst_pio_disable(state);
 214         msleep(10);
 215         dst_pio_enable(state);
 216         msleep(10);
 217
 218         return 0;
 219 }
 220 EXPORT_SYMBOL(dst_error_recovery);
 221
 222 int dst_error_bailout(struct dst_state *state)
 223 {
 224         dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
 225         rdc_8820_reset(state);
 226         dst_pio_disable(state);
 227         msleep(10);
 228
 229         return 0;
 230 }
 231 EXPORT_SYMBOL(dst_error_bailout);
 232
 233 int dst_comm_init(struct dst_state *state)
 234 {
 235         dprintk(verbose, DST_INFO, 1, "Initializing DST.");
 236         if ((dst_pio_enable(state)) < 0) {
 237                 dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
 238                 return -1;
 239         }
 240         if ((rdc_reset_state(state)) < 0) {
 241                 dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
 242                 return -1;
 243         }
 244         if (state->type_flags & DST_TYPE_HAS_FW_1)
 245                 msleep(100);
 246         else
 247                 msleep(5);
 248
 249         return 0;
 250 }
 251 EXPORT_SYMBOL(dst_comm_init);
 252
 253 int write_dst(struct dst_state *state, u8 *data, u8 len)
 254 {
 255         struct i2c_msg msg = {
 256                 .addr = state->config->demod_address,
 257                 .flags = 0,
 258                 .buf = data,
 259                 .len = len
 260         };
 261
 262         int err;
 263         u8 cnt, i;
 264
 265         dprintk(verbose, DST_NOTICE, 0, "writing [ ");
 266         for (i = 0; i < len; i++)
 267                 dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
 268         dprintk(verbose, DST_NOTICE, 0, "]\n");
 269
 270         for (cnt = 0; cnt < 2; cnt++) {
 271                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
 272                         dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
 273                         dst_error_recovery(state);
 274                         continue;
 275                 } else
 276                         break;
 277         }
 278         if (cnt >= 2) {
 279                 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
 280                 dst_error_bailout(state);
 281
 282                 return -1;
 283         }
 284
 285         return 0;
 286 }
 287 EXPORT_SYMBOL(write_dst);
 288
 289 int read_dst(struct dst_state *state, u8 *ret, u8 len)
 290 {
 291         struct i2c_msg msg = {
 292                 .addr = state->config->demod_address,
 293                 .flags = I2C_M_RD,
 294                 .buf = ret,
 295                 .len = len
 296         };
 297
 298         int err;
 299         int cnt;
 300
 301         for (cnt = 0; cnt < 2; cnt++) {
 302                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
 303                         dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
 304                         dst_error_recovery(state);
 305                         continue;
 306                 } else
 307                         break;
 308         }
 309         if (cnt >= 2) {
 310                 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
 311                 dst_error_bailout(state);
 312
 313                 return -1;
 314         }
 315         dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
 316         for (err = 1; err < len; err++)
 317                 dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
 318         if (err > 1)
 319                 dprintk(verbose, DST_DEBUG, 0, "\n");
 320
 321         return 0;
 322 }
 323 EXPORT_SYMBOL(read_dst);
 324
 325 static int dst_set_polarization(struct dst_state *state)
 326 {
 327         switch (state->voltage) {
 328         case SEC_VOLTAGE_13:    /*      Vertical        */
 329                 dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
 330                 state->tx_tuna[8] &= ~0x40;
 331                 break;
 332         case SEC_VOLTAGE_18:    /*      Horizontal      */
 333                 dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
 334                 state->tx_tuna[8] |= 0x40;
 335                 break;
 336         case SEC_VOLTAGE_OFF:
 337                 break;
 338         }
 339
 340         return 0;
 341 }
 342
 343 static int dst_set_freq(struct dst_state *state, u32 freq)
 344 {
 345         state->frequency = freq;
 346         dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
 347
 348         if (state->dst_type == DST_TYPE_IS_SAT) {
 349                 freq = freq / 1000;
 350                 if (freq < 950 || freq > 2150)
 351                         return -EINVAL;
 352                 state->tx_tuna[2] = (freq >> 8);
 353                 state->tx_tuna[3] = (u8) freq;
 354                 state->tx_tuna[4] = 0x01;
 355                 state->tx_tuna[8] &= ~0x04;
 356                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 357                         if (freq < 1531)
 358                                 state->tx_tuna[8] |= 0x04;
 359                 }
 360         } else if (state->dst_type == DST_TYPE_IS_TERR) {
 361                 freq = freq / 1000;
 362                 if (freq < 137000 || freq > 858000)
 363                         return -EINVAL;
 364                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 365                 state->tx_tuna[3] = (freq >> 8) & 0xff;
 366                 state->tx_tuna[4] = (u8) freq;
 367         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
 368                 freq = freq / 1000;
 369                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 370                 state->tx_tuna[3] = (freq >> 8) & 0xff;
 371                 state->tx_tuna[4] = (u8) freq;
 372         } else if (state->dst_type == DST_TYPE_IS_ATSC) {
 373                 freq = freq / 1000;
 374                 if (freq < 51000 || freq > 858000)
 375                         return -EINVAL;
 376                 state->tx_tuna[2] = (freq >> 16) & 0xff;
 377                 state->tx_tuna[3] = (freq >>  8) & 0xff;
 378                 state->tx_tuna[4] = (u8) freq;
 379                 state->tx_tuna[5] = 0x00;               /*      ATSC    */
 380                 state->tx_tuna[6] = 0x00;
 381                 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
 382                         state->tx_tuna[7] = 0x00;       /*      Digital */
 383         } else
 384                 return -EINVAL;
 385
 386         return 0;
 387 }
 388
 389 static int dst_set_bandwidth(struct dst_state *state, fe_bandwidth_t bandwidth)
 390 {
 391         state->bandwidth = bandwidth;
 392
 393         if (state->dst_type != DST_TYPE_IS_TERR)
 394                 return -EOPNOTSUPP;
 395
 396         switch (bandwidth) {
 397         case BANDWIDTH_6_MHZ:
 398                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 399                         state->tx_tuna[7] = 0x06;
 400                 else {
 401                         state->tx_tuna[6] = 0x06;
 402                         state->tx_tuna[7] = 0x00;
 403                 }
 404                 break;
 405         case BANDWIDTH_7_MHZ:
 406                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 407                         state->tx_tuna[7] = 0x07;
 408                 else {
 409                         state->tx_tuna[6] = 0x07;
 410                         state->tx_tuna[7] = 0x00;
 411                 }
 412                 break;
 413         case BANDWIDTH_8_MHZ:
 414                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 415                         state->tx_tuna[7] = 0x08;
 416                 else {
 417                         state->tx_tuna[6] = 0x08;
 418                         state->tx_tuna[7] = 0x00;
 419                 }
 420                 break;
 421         default:
 422                 return -EINVAL;
 423         }
 424
 425         return 0;
 426 }
 427
 428 static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
 429 {
 430         state->inversion = inversion;
 431         switch (inversion) {
 432         case INVERSION_OFF:     /*      Inversion = Normal      */
 433                 state->tx_tuna[8] &= ~0x80;
 434                 break;
 435         case INVERSION_ON:
 436                 state->tx_tuna[8] |= 0x80;
 437                 break;
 438         default:
 439                 return -EINVAL;
 440         }
 441
 442         return 0;
 443 }
 444
 445 static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
 446 {
 447         state->fec = fec;
 448         return 0;
 449 }
 450
 451 static fe_code_rate_t dst_get_fec(struct dst_state *state)
 452 {
 453         return state->fec;
 454 }
 455
 456 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
 457 {
 458         u32 symcalc;
 459         u64 sval;
 460
 461         state->symbol_rate = srate;
 462         if (state->dst_type == DST_TYPE_IS_TERR) {
 463                 return -EOPNOTSUPP;
 464         }
 465         dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
 466         srate /= 1000;
 467         if (state->dst_type == DST_TYPE_IS_SAT) {
 468                 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
 469                         sval = srate;
 470                         sval <<= 20;
 471                         do_div(sval, 88000);
 472                         symcalc = (u32) sval;
 473                         dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
 474                         state->tx_tuna[5] = (u8) (symcalc >> 12);
 475                         state->tx_tuna[6] = (u8) (symcalc >> 4);
 476                         state->tx_tuna[7] = (u8) (symcalc << 4);
 477                 } else {
 478                         state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
 479                         state->tx_tuna[6] = (u8) (srate >> 8);
 480                         state->tx_tuna[7] = (u8) srate;
 481                 }
 482                 state->tx_tuna[8] &= ~0x20;
 483                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
 484                         if (srate > 8000)
 485                                 state->tx_tuna[8] |= 0x20;
 486                 }
 487         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
 488                 dprintk(verbose, DST_DEBUG, 1, "%s", state->fw_name);
 489                 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
 490                         state->tx_tuna[5] = (u8) (srate >> 8);
 491                         state->tx_tuna[6] = (u8) srate;
 492                         state->tx_tuna[7] = 0x00;
 493                 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
 494                         state->tx_tuna[5] = 0x00;
 495                         state->tx_tuna[6] = (u8) (srate >> 8);
 496                         state->tx_tuna[7] = (u8) srate;
 497                 }
 498         }
 499         return 0;
 500 }
 501
 502 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
 503 {
 504         if (state->dst_type != DST_TYPE_IS_CABLE)
 505                 return -EOPNOTSUPP;
 506
 507         state->modulation = modulation;
 508         switch (modulation) {
 509         case QAM_16:
 510                 state->tx_tuna[8] = 0x10;
 511                 break;
 512         case QAM_32:
 513                 state->tx_tuna[8] = 0x20;
 514                 break;
 515         case QAM_64:
 516                 state->tx_tuna[8] = 0x40;
 517                 break;
 518         case QAM_128:
 519                 state->tx_tuna[8] = 0x80;
 520                 break;
 521         case QAM_256:
 522                 if (!strncmp(state->fw_name, "DCTNEW", 6))
 523                         state->tx_tuna[8] = 0xff;
 524                 else if (!strncmp(state->fw_name, "DCT-CI", 6))
 525                         state->tx_tuna[8] = 0x00;
 526                 break;
 527         case QPSK:
 528         case QAM_AUTO:
 529         case VSB_8:
 530         case VSB_16:
 531         default:
 532                 return -EINVAL;
 533
 534         }
 535
 536         return 0;
 537 }
 538
 539 static fe_modulation_t dst_get_modulation(struct dst_state *state)
 540 {
 541         return state->modulation;
 542 }
 543
 544
 545 u8 dst_check_sum(u8 *buf, u32 len)
 546 {
 547         u32 i;
 548         u8 val = 0;
 549         if (!len)
 550                 return 0;
 551         for (i = 0; i < len; i++) {
 552                 val += buf[i];
 553         }
 554         return ((~val) + 1);
 555 }
 556 EXPORT_SYMBOL(dst_check_sum);
 557
 558 static void dst_type_flags_print(struct dst_state *state)
 559 {
 560         u32 type_flags = state->type_flags;
 561
 562         dprintk(verbose, DST_ERROR, 0, "DST type flags :");
 563         if (type_flags & DST_TYPE_HAS_TS188)
 564                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_TS188);
 565         if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
 566                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
 567         if (type_flags & DST_TYPE_HAS_TS204)
 568                 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
 569         if (type_flags & DST_TYPE_HAS_VLF)
 570                 dprintk(verbose, DST_ERROR, 0, " 0x%x VLF", DST_TYPE_HAS_VLF);
 571         if (type_flags & DST_TYPE_HAS_SYMDIV)
 572                 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
 573         if (type_flags & DST_TYPE_HAS_FW_1)
 574                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
 575         if (type_flags & DST_TYPE_HAS_FW_2)
 576                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
 577         if (type_flags & DST_TYPE_HAS_FW_3)
 578                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
 579         dprintk(verbose, DST_ERROR, 0, "\n");
 580 }
 581
 582
 583 static int dst_type_print(struct dst_state *state, u8 type)
 584 {
 585         char *otype;
 586         switch (type) {
 587         case DST_TYPE_IS_SAT:
 588                 otype = "satellite";
 589                 break;
 590
 591         case DST_TYPE_IS_TERR:
 592                 otype = "terrestrial";
 593                 break;
 594
 595         case DST_TYPE_IS_CABLE:
 596                 otype = "cable";
 597                 break;
 598
 599         case DST_TYPE_IS_ATSC:
 600                 otype = "atsc";
 601                 break;
 602
 603         default:
 604                 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
 605                 return -EINVAL;
 606         }
 607         dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
 608
 609         return 0;
 610 }
 611
 612 static struct tuner_types tuner_list[] = {
 613         {
 614                 .tuner_type = TUNER_TYPE_L64724,
 615                 .tuner_name = "L 64724",
 616                 .board_name = "UNKNOWN",
 617                 .fw_name    = "UNKNOWN"
 618         },
 619
 620         {
 621                 .tuner_type = TUNER_TYPE_STV0299,
 622                 .tuner_name = "STV 0299",
 623                 .board_name = "VP1020",
 624                 .fw_name    = "DST-MOT"
 625         },
 626
 627         {
 628                 .tuner_type = TUNER_TYPE_STV0299,
 629                 .tuner_name = "STV 0299",
 630                 .board_name = "VP1020",
 631                 .fw_name    = "DST-03T"
 632         },
 633
 634         {
 635                 .tuner_type = TUNER_TYPE_MB86A15,
 636                 .tuner_name = "MB 86A15",
 637                 .board_name = "VP1022",
 638                 .fw_name    = "DST-03T"
 639         },
 640
 641         {
 642                 .tuner_type = TUNER_TYPE_MB86A15,
 643                 .tuner_name = "MB 86A15",
 644                 .board_name = "VP1025",
 645                 .fw_name    = "DST-03T"
 646         },
 647
 648         {
 649                 .tuner_type = TUNER_TYPE_STV0299,
 650                 .tuner_name = "STV 0299",
 651                 .board_name = "VP1030",
 652                 .fw_name    = "DST-CI"
 653         },
 654
 655         {
 656                 .tuner_type = TUNER_TYPE_STV0299,
 657                 .tuner_name = "STV 0299",
 658                 .board_name = "VP1030",
 659                 .fw_name    = "DSTMCI"
 660         },
 661
 662         {
 663                 .tuner_type = TUNER_TYPE_UNKNOWN,
 664                 .tuner_name = "UNKNOWN",
 665                 .board_name = "VP2021",
 666                 .fw_name    = "DCTNEW"
 667         },
 668
 669         {
 670                 .tuner_type = TUNER_TYPE_UNKNOWN,
 671                 .tuner_name = "UNKNOWN",
 672                 .board_name = "VP2030",
 673                 .fw_name    = "DCT-CI"
 674         },
 675
 676         {
 677                 .tuner_type = TUNER_TYPE_UNKNOWN,
 678                 .tuner_name = "UNKNOWN",
 679                 .board_name = "VP2031",
 680                 .fw_name    = "DCT-CI"
 681         },
 682
 683         {
 684                 .tuner_type = TUNER_TYPE_UNKNOWN,
 685                 .tuner_name = "UNKNOWN",
 686                 .board_name = "VP2040",
 687                 .fw_name    = "DCT-CI"
 688         },
 689
 690         {
 691                 .tuner_type = TUNER_TYPE_UNKNOWN,
 692                 .tuner_name = "UNKNOWN",
 693                 .board_name = "VP3020",
 694                 .fw_name    = "DTTFTA"
 695         },
 696
 697         {
 698                 .tuner_type = TUNER_TYPE_UNKNOWN,
 699                 .tuner_name = "UNKNOWN",
 700                 .board_name = "VP3021",
 701                 .fw_name    = "DTTFTA"
 702         },
 703
 704         {
 705                 .tuner_type = TUNER_TYPE_TDA10046,
 706                 .tuner_name = "TDA10046",
 707                 .board_name = "VP3040",
 708                 .fw_name    = "DTT-CI"
 709         },
 710
 711         {
 712                 .tuner_type = TUNER_TYPE_UNKNOWN,
 713                 .tuner_name = "UNKNOWN",
 714                 .board_name = "VP3051",
 715                 .fw_name    = "DTTNXT"
 716         },
 717
 718         {
 719                 .tuner_type = TUNER_TYPE_NXT200x,
 720                 .tuner_name = "NXT200x",
 721                 .board_name = "VP3220",
 722                 .fw_name    = "ATSCDI"
 723         },
 724
 725         {
 726                 .tuner_type = TUNER_TYPE_NXT200x,
 727                 .tuner_name = "NXT200x",
 728                 .board_name = "VP3250",
 729                 .fw_name    = "ATSCAD"
 730         },
 731 };
 732
 733 /*
 734         Known cards list
 735         Satellite
 736         -------------------
 737                   200103A
 738         VP-1020   DST-MOT       LG(old), TS=188
 739
 740         VP-1020   DST-03T       LG(new), TS=204
 741         VP-1022   DST-03T       LG(new), TS=204
 742         VP-1025   DST-03T       LG(new), TS=204
 743
 744         VP-1030   DSTMCI,       LG(new), TS=188
 745         VP-1032   DSTMCI,       LG(new), TS=188
 746
 747         Cable
 748         -------------------
 749         VP-2030   DCT-CI,       Samsung, TS=204
 750         VP-2021   DCT-CI,       Unknown, TS=204
 751         VP-2031   DCT-CI,       Philips, TS=188
 752         VP-2040   DCT-CI,       Philips, TS=188, with CA daughter board
 753         VP-2040   DCT-CI,       Philips, TS=204, without CA daughter board
 754
 755         Terrestrial
 756         -------------------
 757         VP-3050  DTTNXT                  TS=188
 758         VP-3040  DTT-CI,        Philips, TS=188
 759         VP-3040  DTT-CI,        Philips, TS=204
 760
 761         ATSC
 762         -------------------
 763         VP-3220  ATSCDI,                 TS=188
 764         VP-3250  ATSCAD,                 TS=188
 765
 766 */
 767
 768 static struct dst_types dst_tlist[] = {
 769         {
 770                 .device_id = "200103A",
 771                 .offset = 0,
 772                 .dst_type =  DST_TYPE_IS_SAT,
 773                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
 774                 .dst_feature = 0,
 775                 .tuner_type = 0
 776         },      /*      obsolete        */
 777
 778         {
 779                 .device_id = "DST-020",
 780                 .offset = 0,
 781                 .dst_type =  DST_TYPE_IS_SAT,
 782                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 783                 .dst_feature = 0,
 784                 .tuner_type = 0
 785         },      /*      obsolete        */
 786
 787         {
 788                 .device_id = "DST-030",
 789                 .offset =  0,
 790                 .dst_type = DST_TYPE_IS_SAT,
 791                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
 792                 .dst_feature = 0,
 793                 .tuner_type = 0
 794         },      /*      obsolete        */
 795
 796         {
 797                 .device_id = "DST-03T",
 798                 .offset = 0,
 799                 .dst_type = DST_TYPE_IS_SAT,
 800                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
 801                 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
 802                                                          | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
 803                 .tuner_type = TUNER_TYPE_MULTI
 804          },
 805
 806         {
 807                 .device_id = "DST-MOT",
 808                 .offset =  0,
 809                 .dst_type = DST_TYPE_IS_SAT,
 810                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
 811                 .dst_feature = 0,
 812                 .tuner_type = 0
 813         },      /*      obsolete        */
 814
 815         {
 816                 .device_id = "DST-CI",
 817                 .offset = 1,
 818                 .dst_type = DST_TYPE_IS_SAT,
 819                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
 820                 .dst_feature = DST_TYPE_HAS_CA,
 821                 .tuner_type = 0
 822         },      /*      An OEM board    */
 823
 824         {
 825                 .device_id = "DSTMCI",
 826                 .offset = 1,
 827                 .dst_type = DST_TYPE_IS_SAT,
 828                 .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,
 829                 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
 830                                                         | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
 831                 .tuner_type = TUNER_TYPE_MULTI
 832         },
 833
 834         {
 835                 .device_id = "DSTFCI",
 836                 .offset = 1,
 837                 .dst_type = DST_TYPE_IS_SAT,
 838                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
 839                 .dst_feature = 0,
 840                 .tuner_type = 0
 841         },      /* unknown to vendor    */
 842
 843         {
 844                 .device_id = "DCT-CI",
 845                 .offset = 1,
 846                 .dst_type = DST_TYPE_IS_CABLE,
 847                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
 848                 .dst_feature = DST_TYPE_HAS_CA,
 849                 .tuner_type = 0
 850         },
 851
 852         {
 853                 .device_id = "DCTNEW",
 854                 .offset = 1,
 855                 .dst_type = DST_TYPE_IS_CABLE,
 856                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
 857                 .dst_feature = 0,
 858                 .tuner_type = 0
 859         },
 860
 861         {
 862                 .device_id = "DTT-CI",
 863                 .offset = 1,
 864                 .dst_type = DST_TYPE_IS_TERR,
 865                 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
 866                 .dst_feature = DST_TYPE_HAS_CA,
 867                 .tuner_type = 0
 868         },
 869
 870         {
 871                 .device_id = "DTTDIG",
 872                 .offset = 1,
 873                 .dst_type = DST_TYPE_IS_TERR,
 874                 .type_flags = DST_TYPE_HAS_FW_2,
 875                 .dst_feature = 0,
 876                 .tuner_type = 0
 877         },
 878
 879         {
 880                 .device_id = "DTTNXT",
 881                 .offset = 1,
 882                 .dst_type = DST_TYPE_IS_TERR,
 883                 .type_flags = DST_TYPE_HAS_FW_2,
 884                 .dst_feature = DST_TYPE_HAS_ANALOG,
 885                 .tuner_type = 0
 886         },
 887
 888         {
 889                 .device_id = "ATSCDI",
 890                 .offset = 1,
 891                 .dst_type = DST_TYPE_IS_ATSC,
 892                 .type_flags = DST_TYPE_HAS_FW_2,
 893                 .dst_feature = 0,
 894                 .tuner_type = 0
 895         },
 896
 897         {
 898                 .device_id = "ATSCAD",
 899                 .offset = 1,
 900                 .dst_type = DST_TYPE_IS_ATSC,
 901                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
 902                 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
 903                 .tuner_type = 0
 904         },
 905
 906         { }
 907
 908 };
 909
 910 static int dst_get_mac(struct dst_state *state)
 911 {
 912         u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 913         get_mac[7] = dst_check_sum(get_mac, 7);
 914         if (dst_command(state, get_mac, 8) < 0) {
 915                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 916                 return -1;
 917         }
 918         memset(&state->mac_address, '\0', 8);
 919         memcpy(&state->mac_address, &state->rxbuffer, 6);
 920         dprintk(verbose, DST_ERROR, 1, "MAC Address=[%pM]", state->mac_address);
 921
 922         return 0;
 923 }
 924
 925 static int dst_fw_ver(struct dst_state *state)
 926 {
 927         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 928         get_ver[7] = dst_check_sum(get_ver, 7);
 929         if (dst_command(state, get_ver, 8) < 0) {
 930                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 931                 return -1;
 932         }
 933         memset(&state->fw_version, '\0', 8);
 934         memcpy(&state->fw_version, &state->rxbuffer, 8);
 935         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
 936                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
 937                 state->fw_version[1],
 938                 state->fw_version[5], state->fw_version[6],
 939                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
 940
 941         return 0;
 942 }
 943
 944 static int dst_card_type(struct dst_state *state)
 945 {
 946         int j;
 947         struct tuner_types *p_tuner_list = NULL;
 948
 949         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 950         get_type[7] = dst_check_sum(get_type, 7);
 951         if (dst_command(state, get_type, 8) < 0) {
 952                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 953                 return -1;
 954         }
 955         memset(&state->card_info, '\0', 8);
 956         memcpy(&state->card_info, &state->rxbuffer, 7);
 957         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
 958
 959         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
 960                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
 961                         state->tuner_type = p_tuner_list->tuner_type;
 962                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
 963                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
 964                 }
 965         }
 966
 967         return 0;
 968 }
 969
 970 static int dst_get_vendor(struct dst_state *state)
 971 {
 972         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 973         get_vendor[7] = dst_check_sum(get_vendor, 7);
 974         if (dst_command(state, get_vendor, 8) < 0) {
 975                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 976                 return -1;
 977         }
 978         memset(&state->vendor, '\0', 8);
 979         memcpy(&state->vendor, &state->rxbuffer, 7);
 980         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
 981
 982         return 0;
 983 }
 984
 985 static void debug_dst_buffer(struct dst_state *state)
 986 {
 987         int i;
 988
 989         if (verbose > 2) {
 990                 printk("%s: [", __func__);
 991                 for (i = 0; i < 8; i++)
 992                         printk(" %02x", state->rxbuffer[i]);
 993                 printk("]\n");
 994         }
 995 }
 996
 997 static int dst_check_stv0299(struct dst_state *state)
 998 {
 999         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1000
1001         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1002         if (dst_command(state, check_stv0299, 8) < 0) {
1003                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1004                 return -1;
1005         }
1006         debug_dst_buffer(state);
1007
1008         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1009                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1010                 state->tuner_type = TUNER_TYPE_STV0299;
1011                 return 0;
1012         }
1013
1014         return -1;
1015 }
1016
1017 static int dst_check_mb86a15(struct dst_state *state)
1018 {
1019         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1020
1021         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1022         if (dst_command(state, check_mb86a15, 8) < 0) {
1023                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1024                 return -1;
1025         }
1026         debug_dst_buffer(state);
1027
1028         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1029                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1030                 state->tuner_type = TUNER_TYPE_MB86A15;
1031                 return 0;
1032         }
1033
1034         return -1;
1035 }
1036
1037 static int dst_get_tuner_info(struct dst_state *state)
1038 {
1039         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1040         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1041
1042         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1043         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1044         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1045         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1046                 if (dst_command(state, get_tuner_1, 8) < 0) {
1047                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1048                         goto force;
1049                 }
1050         } else {
1051                 if (dst_command(state, get_tuner_2, 8) < 0) {
1052                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1053                         goto force;
1054                 }
1055         }
1056         memset(&state->board_info, '\0', 8);
1057         memcpy(&state->board_info, &state->rxbuffer, 8);
1058         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1059                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1060         }
1061         if (state->board_info[0] == 0xbc) {
1062                 if (state->type_flags != DST_TYPE_IS_ATSC)
1063                         state->type_flags |= DST_TYPE_HAS_TS188;
1064                 else
1065                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1066
1067                 if (state->board_info[1] == 0x01) {
1068                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1069                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1070                 }
1071         }
1072
1073         return 0;
1074 force:
1075         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1076                 state->type_flags |= DST_TYPE_HAS_TS204;
1077                 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1078         }
1079
1080         return -1;
1081 }
1082
1083 static int dst_get_device_id(struct dst_state *state)
1084 {
1085         u8 reply;
1086
1087         int i, j;
1088         struct dst_types *p_dst_type = NULL;
1089         struct tuner_types *p_tuner_list = NULL;
1090
1091         u8 use_dst_type = 0;
1092         u32 use_type_flags = 0;
1093
1094         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1095
1096         state->tuner_type = 0;
1097         device_type[7] = dst_check_sum(device_type, 7);
1098
1099         if (write_dst(state, device_type, FIXED_COMM))
1100                 return -1;              /*      Write failed            */
1101         if ((dst_pio_disable(state)) < 0)
1102                 return -1;
1103         if (read_dst(state, &reply, GET_ACK))
1104                 return -1;              /*      Read failure            */
1105         if (reply != ACK) {
1106                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1107                 return -1;              /*      Unack'd write           */
1108         }
1109         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1110                 return -1;              /*      DST not ready yet       */
1111         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1112                 return -1;
1113
1114         dst_pio_disable(state);
1115         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1116                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1117                 return -1;              /*      Checksum failure        */
1118         }
1119         state->rxbuffer[7] = '\0';
1120
1121         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1122                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1123                         use_type_flags = p_dst_type->type_flags;
1124                         use_dst_type = p_dst_type->dst_type;
1125
1126                         /*      Card capabilities       */
1127                         state->dst_hw_cap = p_dst_type->dst_feature;
1128                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1129                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1130                         /*      Multiple tuners         */
1131                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1132                                 switch (use_dst_type) {
1133                                 case DST_TYPE_IS_SAT:
1134                                         /*      STV0299 check   */
1135                                         if (dst_check_stv0299(state) < 0) {
1136                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1137                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1138                                         }
1139                                         break;
1140                                 default:
1141                                         break;
1142                                 }
1143                                 if (dst_check_mb86a15(state) < 0)
1144                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
1145                         /*      Single tuner            */
1146                         } else {
1147                                 state->tuner_type = p_dst_type->tuner_type;
1148                         }
1149                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1150                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1151                                         p_tuner_list->tuner_type == state->tuner_type) {
1152                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1153                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1154                                 }
1155                         }
1156                         break;
1157                 }
1158         }
1159
1160         if (i >= ARRAY_SIZE(dst_tlist)) {
1161                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1162                 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1163                 use_dst_type = DST_TYPE_IS_SAT;
1164                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1165         }
1166         dst_type_print(state, use_dst_type);
1167         state->type_flags = use_type_flags;
1168         state->dst_type = use_dst_type;
1169         dst_type_flags_print(state);
1170
1171         return 0;
1172 }
1173
1174 static int dst_probe(struct dst_state *state)
1175 {
1176         mutex_init(&state->dst_mutex);
1177         if (dst_addons & DST_TYPE_HAS_CA) {
1178                 if ((rdc_8820_reset(state)) < 0) {
1179                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1180                         return -1;
1181                 }
1182                 msleep(4000);
1183         } else {
1184                 msleep(100);
1185         }
1186         if ((dst_comm_init(state)) < 0) {
1187                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1188                 return -1;
1189         }
1190         msleep(100);
1191         if (dst_get_device_id(state) < 0) {
1192                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1193                 return -1;
1194         }
1195         if (dst_get_mac(state) < 0) {
1196                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1197         }
1198         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1199                 if (dst_get_tuner_info(state) < 0)
1200                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1201         }
1202         if (state->type_flags & DST_TYPE_HAS_TS204) {
1203                 dst_packsize(state, 204);
1204         }
1205         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1206                 if (dst_fw_ver(state) < 0) {
1207                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1208                         return 0;
1209                 }
1210                 if (dst_card_type(state) < 0) {
1211                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1212                         return 0;
1213                 }
1214                 if (dst_get_vendor(state) < 0) {
1215                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1216                         return 0;
1217                 }
1218         }
1219
1220         return 0;
1221 }
1222
1223 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1224 {
1225         u8 reply;
1226
1227         mutex_lock(&state->dst_mutex);
1228         if ((dst_comm_init(state)) < 0) {
1229                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1230                 goto error;
1231         }
1232         if (write_dst(state, data, len)) {
1233                 dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1234                 if ((dst_error_recovery(state)) < 0) {
1235                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1236                         goto error;
1237                 }
1238                 goto error;
1239         }
1240         if ((dst_pio_disable(state)) < 0) {
1241                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1242                 goto error;
1243         }
1244         if (state->type_flags & DST_TYPE_HAS_FW_1)
1245                 mdelay(3);
1246         if (read_dst(state, &reply, GET_ACK)) {
1247                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1248                 if ((dst_error_recovery(state)) < 0) {
1249                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1250                         goto error;
1251                 }
1252                 goto error;
1253         }
1254         if (reply != ACK) {
1255                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1256                 goto error;
1257         }
1258         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1259                 goto error;
1260         if (state->type_flags & DST_TYPE_HAS_FW_1)
1261                 mdelay(3);
1262         else
1263                 udelay(2000);
1264         if (!dst_wait_dst_ready(state, NO_DELAY))
1265                 goto error;
1266         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1267                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1268                 if ((dst_error_recovery(state)) < 0) {
1269                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1270                         goto error;
1271                 }
1272                 goto error;
1273         }
1274         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1275                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1276                 goto error;
1277         }
1278         mutex_unlock(&state->dst_mutex);
1279         return 0;
1280
1281 error:
1282         mutex_unlock(&state->dst_mutex);
1283         return -EIO;
1284
1285 }
1286
1287 static int dst_get_signal(struct dst_state *state)
1288 {
1289         int retval;
1290         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1291         //dprintk("%s: Getting Signal strength and other parameters\n", __func__);
1292         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1293                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1294                 return 0;
1295         }
1296         if (0 == (state->diseq_flags & HAS_LOCK)) {
1297                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1298                 return 0;
1299         }
1300         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1301                 retval = dst_command(state, get_signal, 8);
1302                 if (retval < 0)
1303                         return retval;
1304                 if (state->dst_type == DST_TYPE_IS_SAT) {
1305                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1306                         state->decode_strength = state->rxbuffer[5] << 8;
1307                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1308                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1309                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1310                         state->decode_strength = state->rxbuffer[4] << 8;
1311                         state->decode_snr = state->rxbuffer[3] << 8;
1312                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1313                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1314                         state->decode_strength = state->rxbuffer[4] << 8;
1315                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1316                 }
1317                 state->cur_jiff = jiffies;
1318         }
1319         return 0;
1320 }
1321
1322 static int dst_tone_power_cmd(struct dst_state *state)
1323 {
1324         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1325
1326         if (state->dst_type != DST_TYPE_IS_SAT)
1327                 return -EOPNOTSUPP;
1328         paket[4] = state->tx_tuna[4];
1329         paket[2] = state->tx_tuna[2];
1330         paket[3] = state->tx_tuna[3];
1331         paket[7] = dst_check_sum (paket, 7);
1332         return dst_command(state, paket, 8);
1333 }
1334
1335 static int dst_get_tuna(struct dst_state *state)
1336 {
1337         int retval;
1338
1339         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1340                 return 0;
1341         state->diseq_flags &= ~(HAS_LOCK);
1342         if (!dst_wait_dst_ready(state, NO_DELAY))
1343                 return -EIO;
1344         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1345                 !(state->dst_type == DST_TYPE_IS_ATSC))
1346
1347                 retval = read_dst(state, state->rx_tuna, 10);
1348         else
1349                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1350         if (retval < 0) {
1351                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1352                 return retval;
1353         }
1354         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1355                 !(state->dst_type == DST_TYPE_IS_CABLE) &&
1356                 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1357
1358                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1359                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1360                         return -EIO;
1361                 }
1362         } else {
1363                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1364                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1365                         return -EIO;
1366                 }
1367         }
1368         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1369                 return 0;
1370         if (state->dst_type == DST_TYPE_IS_SAT) {
1371                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1372         } else {
1373                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1374         }
1375         state->decode_freq = state->decode_freq * 1000;
1376         state->decode_lock = 1;
1377         state->diseq_flags |= HAS_LOCK;
1378
1379         return 1;
1380 }
1381
1382 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1383
1384 static int dst_write_tuna(struct dvb_frontend *fe)
1385 {
1386         struct dst_state *state = fe->demodulator_priv;
1387         int retval;
1388         u8 reply;
1389
1390         dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1391         state->decode_freq = 0;
1392         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1393         if (state->dst_type == DST_TYPE_IS_SAT) {
1394                 if (!(state->diseq_flags & HAS_POWER))
1395                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1396         }
1397         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1398         mutex_lock(&state->dst_mutex);
1399         if ((dst_comm_init(state)) < 0) {
1400                 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1401                 goto error;
1402         }
1403 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1404         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1405                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1406
1407                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1408                 retval = write_dst(state, &state->tx_tuna[0], 10);
1409         } else {
1410                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1411                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1412         }
1413         if (retval < 0) {
1414                 dst_pio_disable(state);
1415                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1416                 goto werr;
1417         }
1418         if ((dst_pio_disable(state)) < 0) {
1419                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1420                 goto error;
1421         }
1422         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1423                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1424                 goto error;
1425         }
1426         if (reply != ACK) {
1427                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1428                 goto error;
1429         }
1430         state->diseq_flags |= ATTEMPT_TUNE;
1431         retval = dst_get_tuna(state);
1432 werr:
1433         mutex_unlock(&state->dst_mutex);
1434         return retval;
1435
1436 error:
1437         mutex_unlock(&state->dst_mutex);
1438         return -EIO;
1439 }
1440
1441 /*
1442  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1443  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1444  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1445  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1446  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1447  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1448  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1449  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1450  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1451  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1452  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1453  */
1454
1455 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1456 {
1457         struct dst_state *state = fe->demodulator_priv;
1458         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1459
1460         if (state->dst_type != DST_TYPE_IS_SAT)
1461                 return -EOPNOTSUPP;
1462         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1463                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1464         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1465                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1466         else
1467                 return -EINVAL;
1468         paket[7] = dst_check_sum(&paket[0], 7);
1469         return dst_command(state, paket, 8);
1470 }
1471
1472 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1473 {
1474         int need_cmd, retval = 0;
1475         struct dst_state *state = fe->demodulator_priv;
1476
1477         state->voltage = voltage;
1478         if (state->dst_type != DST_TYPE_IS_SAT)
1479                 return -EOPNOTSUPP;
1480
1481         need_cmd = 0;
1482
1483         switch (voltage) {
1484         case SEC_VOLTAGE_13:
1485         case SEC_VOLTAGE_18:
1486                 if ((state->diseq_flags & HAS_POWER) == 0)
1487                         need_cmd = 1;
1488                 state->diseq_flags |= HAS_POWER;
1489                 state->tx_tuna[4] = 0x01;
1490                 break;
1491         case SEC_VOLTAGE_OFF:
1492                 need_cmd = 1;
1493                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1494                 state->tx_tuna[4] = 0x00;
1495                 break;
1496         default:
1497                 return -EINVAL;
1498         }
1499
1500         if (need_cmd)
1501                 retval = dst_tone_power_cmd(state);
1502
1503         return retval;
1504 }
1505
1506 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1507 {
1508         struct dst_state *state = fe->demodulator_priv;
1509
1510         state->tone = tone;
1511         if (state->dst_type != DST_TYPE_IS_SAT)
1512                 return -EOPNOTSUPP;
1513
1514         switch (tone) {
1515         case SEC_TONE_OFF:
1516                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1517                     state->tx_tuna[2] = 0x00;
1518                 else
1519                     state->tx_tuna[2] = 0xff;
1520                 break;
1521
1522         case SEC_TONE_ON:
1523                 state->tx_tuna[2] = 0x02;
1524                 break;
1525         default:
1526                 return -EINVAL;
1527         }
1528         return dst_tone_power_cmd(state);
1529 }
1530
1531 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1532 {
1533         struct dst_state *state = fe->demodulator_priv;
1534
1535         if (state->dst_type != DST_TYPE_IS_SAT)
1536                 return -EOPNOTSUPP;
1537         state->minicmd = minicmd;
1538         switch (minicmd) {
1539         case SEC_MINI_A:
1540                 state->tx_tuna[3] = 0x02;
1541                 break;
1542         case SEC_MINI_B:
1543                 state->tx_tuna[3] = 0xff;
1544                 break;
1545         }
1546         return dst_tone_power_cmd(state);
1547 }
1548
1549
1550 static int dst_init(struct dvb_frontend *fe)
1551 {
1552         struct dst_state *state = fe->demodulator_priv;
1553
1554         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1555         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1556         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1557         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1558         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1559         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1560         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1561
1562         state->inversion = INVERSION_OFF;
1563         state->voltage = SEC_VOLTAGE_13;
1564         state->tone = SEC_TONE_OFF;
1565         state->diseq_flags = 0;
1566         state->k22 = 0x02;
1567         state->bandwidth = BANDWIDTH_7_MHZ;
1568         state->cur_jiff = jiffies;
1569         if (state->dst_type == DST_TYPE_IS_SAT)
1570                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1571         else if (state->dst_type == DST_TYPE_IS_TERR)
1572                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1573         else if (state->dst_type == DST_TYPE_IS_CABLE)
1574                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1575         else if (state->dst_type == DST_TYPE_IS_ATSC)
1576                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1577
1578         return 0;
1579 }
1580
1581 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1582 {
1583         struct dst_state *state = fe->demodulator_priv;
1584
1585         *status = 0;
1586         if (state->diseq_flags & HAS_LOCK) {
1587 //              dst_get_signal(state);  // don't require(?) to ask MCU
1588                 if (state->decode_lock)
1589                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1590         }
1591
1592         return 0;
1593 }
1594
1595 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1596 {
1597         struct dst_state *state = fe->demodulator_priv;
1598
1599         int retval = dst_get_signal(state);
1600         *strength = state->decode_strength;
1601
1602         return retval;
1603 }
1604
1605 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1606 {
1607         struct dst_state *state = fe->demodulator_priv;
1608
1609         int retval = dst_get_signal(state);
1610         *snr = state->decode_snr;
1611
1612         return retval;
1613 }
1614
1615 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1616 {
1617         int retval = -EINVAL;
1618         struct dst_state *state = fe->demodulator_priv;
1619
1620         if (p != NULL) {
1621                 retval = dst_set_freq(state, p->frequency);
1622                 if(retval != 0)
1623                         return retval;
1624                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1625
1626                 if (state->dst_type == DST_TYPE_IS_SAT) {
1627                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1628                                 dst_set_inversion(state, p->inversion);
1629                         dst_set_fec(state, p->u.qpsk.fec_inner);
1630                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1631                         dst_set_polarization(state);
1632                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1633
1634                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1635                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1636                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1637                         dst_set_fec(state, p->u.qam.fec_inner);
1638                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1639                         dst_set_modulation(state, p->u.qam.modulation);
1640                 }
1641                 retval = dst_write_tuna(fe);
1642         }
1643
1644         return retval;
1645 }
1646
1647 static int dst_tune_frontend(struct dvb_frontend* fe,
1648                             struct dvb_frontend_parameters* p,
1649                             unsigned int mode_flags,
1650                             unsigned int *delay,
1651                             fe_status_t *status)
1652 {
1653         struct dst_state *state = fe->demodulator_priv;
1654
1655         if (p != NULL) {
1656                 dst_set_freq(state, p->frequency);
1657                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1658
1659                 if (state->dst_type == DST_TYPE_IS_SAT) {
1660                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1661                                 dst_set_inversion(state, p->inversion);
1662                         dst_set_fec(state, p->u.qpsk.fec_inner);
1663                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1664                         dst_set_polarization(state);
1665                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1666
1667                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1668                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1669                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1670                         dst_set_fec(state, p->u.qam.fec_inner);
1671                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1672                         dst_set_modulation(state, p->u.qam.modulation);
1673                 }
1674                 dst_write_tuna(fe);
1675         }
1676
1677         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1678                 dst_read_status(fe, status);
1679
1680         *delay = HZ/10;
1681         return 0;
1682 }
1683
1684 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1685 {
1686         return dst_algo;
1687 }
1688
1689 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1690 {
1691         struct dst_state *state = fe->demodulator_priv;
1692
1693         p->frequency = state->decode_freq;
1694         if (state->dst_type == DST_TYPE_IS_SAT) {
1695                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1696                         p->inversion = state->inversion;
1697                 p->u.qpsk.symbol_rate = state->symbol_rate;
1698                 p->u.qpsk.fec_inner = dst_get_fec(state);
1699         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1700                 p->u.ofdm.bandwidth = state->bandwidth;
1701         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1702                 p->u.qam.symbol_rate = state->symbol_rate;
1703                 p->u.qam.fec_inner = dst_get_fec(state);
1704                 p->u.qam.modulation = dst_get_modulation(state);
1705         }
1706
1707         return 0;
1708 }
1709
1710 static void dst_release(struct dvb_frontend *fe)
1711 {
1712         struct dst_state *state = fe->demodulator_priv;
1713         if (state->dst_ca) {
1714                 dvb_unregister_device(state->dst_ca);
1715 #ifdef CONFIG_MEDIA_ATTACH
1716                 symbol_put(dst_ca_attach);
1717 #endif
1718         }
1719         kfree(state);
1720 }
1721
1722 static struct dvb_frontend_ops dst_dvbt_ops;
1723 static struct dvb_frontend_ops dst_dvbs_ops;
1724 static struct dvb_frontend_ops dst_dvbc_ops;
1725 static struct dvb_frontend_ops dst_atsc_ops;
1726
1727 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1728 {
1729         /* check if the ASIC is there */
1730         if (dst_probe(state) < 0) {
1731                 kfree(state);
1732                 return NULL;
1733         }
1734         /* determine settings based on type */
1735         /* create dvb_frontend */
1736         switch (state->dst_type) {
1737         case DST_TYPE_IS_TERR:
1738                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1739                 break;
1740         case DST_TYPE_IS_CABLE:
1741                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1742                 break;
1743         case DST_TYPE_IS_SAT:
1744                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1745                 break;
1746         case DST_TYPE_IS_ATSC:
1747                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1748                 break;
1749         default:
1750                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1751                 kfree(state);
1752                 return NULL;
1753         }
1754         state->frontend.demodulator_priv = state;
1755
1756         return state;                           /*      Manu (DST is a card not a frontend)     */
1757 }
1758
1759 EXPORT_SYMBOL(dst_attach);
1760
1761 static struct dvb_frontend_ops dst_dvbt_ops = {
1762
1763         .info = {
1764                 .name = "DST DVB-T",
1765                 .type = FE_OFDM,
1766                 .frequency_min = 137000000,
1767                 .frequency_max = 858000000,
1768                 .frequency_stepsize = 166667,
1769                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1770         },
1771
1772         .release = dst_release,
1773         .init = dst_init,
1774         .tune = dst_tune_frontend,
1775         .set_frontend = dst_set_frontend,
1776         .get_frontend = dst_get_frontend,
1777         .get_frontend_algo = dst_get_tuning_algo,
1778         .read_status = dst_read_status,
1779         .read_signal_strength = dst_read_signal_strength,
1780         .read_snr = dst_read_snr,
1781 };
1782
1783 static struct dvb_frontend_ops dst_dvbs_ops = {
1784
1785         .info = {
1786                 .name = "DST DVB-S",
1787                 .type = FE_QPSK,
1788                 .frequency_min = 950000,
1789                 .frequency_max = 2150000,
1790                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1791                 .frequency_tolerance = 29500,
1792                 .symbol_rate_min = 1000000,
1793                 .symbol_rate_max = 45000000,
1794         /*     . symbol_rate_tolerance  =       ???,*/
1795                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1796         },
1797
1798         .release = dst_release,
1799         .init = dst_init,
1800         .tune = dst_tune_frontend,
1801         .set_frontend = dst_set_frontend,
1802         .get_frontend = dst_get_frontend,
1803         .get_frontend_algo = dst_get_tuning_algo,
1804         .read_status = dst_read_status,
1805         .read_signal_strength = dst_read_signal_strength,
1806         .read_snr = dst_read_snr,
1807         .diseqc_send_burst = dst_send_burst,
1808         .diseqc_send_master_cmd = dst_set_diseqc,
1809         .set_voltage = dst_set_voltage,
1810         .set_tone = dst_set_tone,
1811 };
1812
1813 static struct dvb_frontend_ops dst_dvbc_ops = {
1814
1815         .info = {
1816                 .name = "DST DVB-C",
1817                 .type = FE_QAM,
1818                 .frequency_stepsize = 62500,
1819                 .frequency_min = 51000000,
1820                 .frequency_max = 858000000,
1821                 .symbol_rate_min = 1000000,
1822                 .symbol_rate_max = 45000000,
1823         /*     . symbol_rate_tolerance  =       ???,*/
1824                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1825         },
1826
1827         .release = dst_release,
1828         .init = dst_init,
1829         .tune = dst_tune_frontend,
1830         .set_frontend = dst_set_frontend,
1831         .get_frontend = dst_get_frontend,
1832         .get_frontend_algo = dst_get_tuning_algo,
1833         .read_status = dst_read_status,
1834         .read_signal_strength = dst_read_signal_strength,
1835         .read_snr = dst_read_snr,
1836 };
1837
1838 static struct dvb_frontend_ops dst_atsc_ops = {
1839         .info = {
1840                 .name = "DST ATSC",
1841                 .type = FE_ATSC,
1842                 .frequency_stepsize = 62500,
1843                 .frequency_min = 510000000,
1844                 .frequency_max = 858000000,
1845                 .symbol_rate_min = 1000000,
1846                 .symbol_rate_max = 45000000,
1847                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1848         },
1849
1850         .release = dst_release,
1851         .init = dst_init,
1852         .tune = dst_tune_frontend,
1853         .set_frontend = dst_set_frontend,
1854         .get_frontend = dst_get_frontend,
1855         .get_frontend_algo = dst_get_tuning_algo,
1856         .read_status = dst_read_status,
1857         .read_signal_strength = dst_read_signal_strength,
1858         .read_snr = dst_read_snr,
1859 };
1860
1861 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1862 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1863 MODULE_LICENSE("GPL");