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         memcpy(&state->fw_version, &state->rxbuffer, 8);
 934         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
 935                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
 936                 state->fw_version[1],
 937                 state->fw_version[5], state->fw_version[6],
 938                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
 939
 940         return 0;
 941 }
 942
 943 static int dst_card_type(struct dst_state *state)
 944 {
 945         int j;
 946         struct tuner_types *p_tuner_list = NULL;
 947
 948         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 949         get_type[7] = dst_check_sum(get_type, 7);
 950         if (dst_command(state, get_type, 8) < 0) {
 951                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 952                 return -1;
 953         }
 954         memset(&state->card_info, '\0', 8);
 955         memcpy(&state->card_info, &state->rxbuffer, 7);
 956         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
 957
 958         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
 959                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
 960                         state->tuner_type = p_tuner_list->tuner_type;
 961                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
 962                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
 963                 }
 964         }
 965
 966         return 0;
 967 }
 968
 969 static int dst_get_vendor(struct dst_state *state)
 970 {
 971         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 972         get_vendor[7] = dst_check_sum(get_vendor, 7);
 973         if (dst_command(state, get_vendor, 8) < 0) {
 974                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 975                 return -1;
 976         }
 977         memset(&state->vendor, '\0', 8);
 978         memcpy(&state->vendor, &state->rxbuffer, 7);
 979         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
 980
 981         return 0;
 982 }
 983
 984 static void debug_dst_buffer(struct dst_state *state)
 985 {
 986         int i;
 987
 988         if (verbose > 2) {
 989                 printk("%s: [", __func__);
 990                 for (i = 0; i < 8; i++)
 991                         printk(" %02x", state->rxbuffer[i]);
 992                 printk("]\n");
 993         }
 994 }
 995
 996 static int dst_check_stv0299(struct dst_state *state)
 997 {
 998         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 999
1000         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1001         if (dst_command(state, check_stv0299, 8) < 0) {
1002                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1003                 return -1;
1004         }
1005         debug_dst_buffer(state);
1006
1007         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1008                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1009                 state->tuner_type = TUNER_TYPE_STV0299;
1010                 return 0;
1011         }
1012
1013         return -1;
1014 }
1015
1016 static int dst_check_mb86a15(struct dst_state *state)
1017 {
1018         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1019
1020         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1021         if (dst_command(state, check_mb86a15, 8) < 0) {
1022                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1023                 return -1;
1024         }
1025         debug_dst_buffer(state);
1026
1027         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1028                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1029                 state->tuner_type = TUNER_TYPE_MB86A15;
1030                 return 0;
1031         }
1032
1033         return -1;
1034 }
1035
1036 static int dst_get_tuner_info(struct dst_state *state)
1037 {
1038         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1039         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1040
1041         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1042         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1043         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1044         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1045                 if (dst_command(state, get_tuner_1, 8) < 0) {
1046                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1047                         goto force;
1048                 }
1049         } else {
1050                 if (dst_command(state, get_tuner_2, 8) < 0) {
1051                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1052                         goto force;
1053                 }
1054         }
1055         memcpy(&state->board_info, &state->rxbuffer, 8);
1056         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1057                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1058         }
1059         if (state->board_info[0] == 0xbc) {
1060                 if (state->dst_type != DST_TYPE_IS_ATSC)
1061                         state->type_flags |= DST_TYPE_HAS_TS188;
1062                 else
1063                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1064
1065                 if (state->board_info[1] == 0x01) {
1066                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1067                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1068                 }
1069         }
1070
1071         return 0;
1072 force:
1073         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1074                 state->type_flags |= DST_TYPE_HAS_TS204;
1075                 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1076         }
1077
1078         return -1;
1079 }
1080
1081 static int dst_get_device_id(struct dst_state *state)
1082 {
1083         u8 reply;
1084
1085         int i, j;
1086         struct dst_types *p_dst_type = NULL;
1087         struct tuner_types *p_tuner_list = NULL;
1088
1089         u8 use_dst_type = 0;
1090         u32 use_type_flags = 0;
1091
1092         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1093
1094         state->tuner_type = 0;
1095         device_type[7] = dst_check_sum(device_type, 7);
1096
1097         if (write_dst(state, device_type, FIXED_COMM))
1098                 return -1;              /*      Write failed            */
1099         if ((dst_pio_disable(state)) < 0)
1100                 return -1;
1101         if (read_dst(state, &reply, GET_ACK))
1102                 return -1;              /*      Read failure            */
1103         if (reply != ACK) {
1104                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1105                 return -1;              /*      Unack'd write           */
1106         }
1107         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1108                 return -1;              /*      DST not ready yet       */
1109         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1110                 return -1;
1111
1112         dst_pio_disable(state);
1113         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1114                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1115                 return -1;              /*      Checksum failure        */
1116         }
1117         state->rxbuffer[7] = '\0';
1118
1119         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1120                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1121                         use_type_flags = p_dst_type->type_flags;
1122                         use_dst_type = p_dst_type->dst_type;
1123
1124                         /*      Card capabilities       */
1125                         state->dst_hw_cap = p_dst_type->dst_feature;
1126                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1127                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1128                         /*      Multiple tuners         */
1129                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1130                                 switch (use_dst_type) {
1131                                 case DST_TYPE_IS_SAT:
1132                                         /*      STV0299 check   */
1133                                         if (dst_check_stv0299(state) < 0) {
1134                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1135                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1136                                         }
1137                                         break;
1138                                 default:
1139                                         break;
1140                                 }
1141                                 if (dst_check_mb86a15(state) < 0)
1142                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
1143                         /*      Single tuner            */
1144                         } else {
1145                                 state->tuner_type = p_dst_type->tuner_type;
1146                         }
1147                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1148                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1149                                         p_tuner_list->tuner_type == state->tuner_type) {
1150                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1151                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1152                                 }
1153                         }
1154                         break;
1155                 }
1156         }
1157
1158         if (i >= ARRAY_SIZE(dst_tlist)) {
1159                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1160                 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1161                 use_dst_type = DST_TYPE_IS_SAT;
1162                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1163         }
1164         dst_type_print(state, use_dst_type);
1165         state->type_flags = use_type_flags;
1166         state->dst_type = use_dst_type;
1167         dst_type_flags_print(state);
1168
1169         return 0;
1170 }
1171
1172 static int dst_probe(struct dst_state *state)
1173 {
1174         mutex_init(&state->dst_mutex);
1175         if (dst_addons & DST_TYPE_HAS_CA) {
1176                 if ((rdc_8820_reset(state)) < 0) {
1177                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1178                         return -1;
1179                 }
1180                 msleep(4000);
1181         } else {
1182                 msleep(100);
1183         }
1184         if ((dst_comm_init(state)) < 0) {
1185                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1186                 return -1;
1187         }
1188         msleep(100);
1189         if (dst_get_device_id(state) < 0) {
1190                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1191                 return -1;
1192         }
1193         if (dst_get_mac(state) < 0) {
1194                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1195         }
1196         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1197                 if (dst_get_tuner_info(state) < 0)
1198                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1199         }
1200         if (state->type_flags & DST_TYPE_HAS_TS204) {
1201                 dst_packsize(state, 204);
1202         }
1203         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1204                 if (dst_fw_ver(state) < 0) {
1205                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1206                         return 0;
1207                 }
1208                 if (dst_card_type(state) < 0) {
1209                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1210                         return 0;
1211                 }
1212                 if (dst_get_vendor(state) < 0) {
1213                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1214                         return 0;
1215                 }
1216         }
1217
1218         return 0;
1219 }
1220
1221 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1222 {
1223         u8 reply;
1224
1225         mutex_lock(&state->dst_mutex);
1226         if ((dst_comm_init(state)) < 0) {
1227                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1228                 goto error;
1229         }
1230         if (write_dst(state, data, len)) {
1231                 dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1232                 if ((dst_error_recovery(state)) < 0) {
1233                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1234                         goto error;
1235                 }
1236                 goto error;
1237         }
1238         if ((dst_pio_disable(state)) < 0) {
1239                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1240                 goto error;
1241         }
1242         if (state->type_flags & DST_TYPE_HAS_FW_1)
1243                 mdelay(3);
1244         if (read_dst(state, &reply, GET_ACK)) {
1245                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1246                 if ((dst_error_recovery(state)) < 0) {
1247                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1248                         goto error;
1249                 }
1250                 goto error;
1251         }
1252         if (reply != ACK) {
1253                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1254                 goto error;
1255         }
1256         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1257                 goto error;
1258         if (state->type_flags & DST_TYPE_HAS_FW_1)
1259                 mdelay(3);
1260         else
1261                 udelay(2000);
1262         if (!dst_wait_dst_ready(state, NO_DELAY))
1263                 goto error;
1264         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1265                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1266                 if ((dst_error_recovery(state)) < 0) {
1267                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1268                         goto error;
1269                 }
1270                 goto error;
1271         }
1272         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1273                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1274                 goto error;
1275         }
1276         mutex_unlock(&state->dst_mutex);
1277         return 0;
1278
1279 error:
1280         mutex_unlock(&state->dst_mutex);
1281         return -EIO;
1282
1283 }
1284
1285 static int dst_get_signal(struct dst_state *state)
1286 {
1287         int retval;
1288         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1289         //dprintk("%s: Getting Signal strength and other parameters\n", __func__);
1290         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1291                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1292                 return 0;
1293         }
1294         if (0 == (state->diseq_flags & HAS_LOCK)) {
1295                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1296                 return 0;
1297         }
1298         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1299                 retval = dst_command(state, get_signal, 8);
1300                 if (retval < 0)
1301                         return retval;
1302                 if (state->dst_type == DST_TYPE_IS_SAT) {
1303                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1304                         state->decode_strength = state->rxbuffer[5] << 8;
1305                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1306                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1307                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1308                         state->decode_strength = state->rxbuffer[4] << 8;
1309                         state->decode_snr = state->rxbuffer[3] << 8;
1310                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1311                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1312                         state->decode_strength = state->rxbuffer[4] << 8;
1313                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1314                 }
1315                 state->cur_jiff = jiffies;
1316         }
1317         return 0;
1318 }
1319
1320 static int dst_tone_power_cmd(struct dst_state *state)
1321 {
1322         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1323
1324         if (state->dst_type != DST_TYPE_IS_SAT)
1325                 return -EOPNOTSUPP;
1326         paket[4] = state->tx_tuna[4];
1327         paket[2] = state->tx_tuna[2];
1328         paket[3] = state->tx_tuna[3];
1329         paket[7] = dst_check_sum (paket, 7);
1330         return dst_command(state, paket, 8);
1331 }
1332
1333 static int dst_get_tuna(struct dst_state *state)
1334 {
1335         int retval;
1336
1337         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1338                 return 0;
1339         state->diseq_flags &= ~(HAS_LOCK);
1340         if (!dst_wait_dst_ready(state, NO_DELAY))
1341                 return -EIO;
1342         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1343                 !(state->dst_type == DST_TYPE_IS_ATSC))
1344
1345                 retval = read_dst(state, state->rx_tuna, 10);
1346         else
1347                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1348         if (retval < 0) {
1349                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1350                 return retval;
1351         }
1352         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1353            !(state->dst_type == DST_TYPE_IS_ATSC)) {
1354
1355                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1356                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1357                         return -EIO;
1358                 }
1359         } else {
1360                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1361                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1362                         return -EIO;
1363                 }
1364         }
1365         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1366                 return 0;
1367         if (state->dst_type == DST_TYPE_IS_SAT) {
1368                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1369         } else {
1370                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1371         }
1372         state->decode_freq = state->decode_freq * 1000;
1373         state->decode_lock = 1;
1374         state->diseq_flags |= HAS_LOCK;
1375
1376         return 1;
1377 }
1378
1379 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1380
1381 static int dst_write_tuna(struct dvb_frontend *fe)
1382 {
1383         struct dst_state *state = fe->demodulator_priv;
1384         int retval;
1385         u8 reply;
1386
1387         dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1388         state->decode_freq = 0;
1389         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1390         if (state->dst_type == DST_TYPE_IS_SAT) {
1391                 if (!(state->diseq_flags & HAS_POWER))
1392                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1393         }
1394         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1395         mutex_lock(&state->dst_mutex);
1396         if ((dst_comm_init(state)) < 0) {
1397                 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1398                 goto error;
1399         }
1400 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1401         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1402                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1403
1404                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1405                 retval = write_dst(state, &state->tx_tuna[0], 10);
1406         } else {
1407                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1408                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1409         }
1410         if (retval < 0) {
1411                 dst_pio_disable(state);
1412                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1413                 goto werr;
1414         }
1415         if ((dst_pio_disable(state)) < 0) {
1416                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1417                 goto error;
1418         }
1419         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1420                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1421                 goto error;
1422         }
1423         if (reply != ACK) {
1424                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1425                 goto error;
1426         }
1427         state->diseq_flags |= ATTEMPT_TUNE;
1428         retval = dst_get_tuna(state);
1429 werr:
1430         mutex_unlock(&state->dst_mutex);
1431         return retval;
1432
1433 error:
1434         mutex_unlock(&state->dst_mutex);
1435         return -EIO;
1436 }
1437
1438 /*
1439  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1440  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1441  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1442  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1443  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1444  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1445  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1446  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1447  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1448  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1449  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1450  */
1451
1452 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1453 {
1454         struct dst_state *state = fe->demodulator_priv;
1455         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1456
1457         if (state->dst_type != DST_TYPE_IS_SAT)
1458                 return -EOPNOTSUPP;
1459         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1460                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1461         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1462                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1463         else
1464                 return -EINVAL;
1465         paket[7] = dst_check_sum(&paket[0], 7);
1466         return dst_command(state, paket, 8);
1467 }
1468
1469 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1470 {
1471         int need_cmd, retval = 0;
1472         struct dst_state *state = fe->demodulator_priv;
1473
1474         state->voltage = voltage;
1475         if (state->dst_type != DST_TYPE_IS_SAT)
1476                 return -EOPNOTSUPP;
1477
1478         need_cmd = 0;
1479
1480         switch (voltage) {
1481         case SEC_VOLTAGE_13:
1482         case SEC_VOLTAGE_18:
1483                 if ((state->diseq_flags & HAS_POWER) == 0)
1484                         need_cmd = 1;
1485                 state->diseq_flags |= HAS_POWER;
1486                 state->tx_tuna[4] = 0x01;
1487                 break;
1488         case SEC_VOLTAGE_OFF:
1489                 need_cmd = 1;
1490                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1491                 state->tx_tuna[4] = 0x00;
1492                 break;
1493         default:
1494                 return -EINVAL;
1495         }
1496
1497         if (need_cmd)
1498                 retval = dst_tone_power_cmd(state);
1499
1500         return retval;
1501 }
1502
1503 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1504 {
1505         struct dst_state *state = fe->demodulator_priv;
1506
1507         state->tone = tone;
1508         if (state->dst_type != DST_TYPE_IS_SAT)
1509                 return -EOPNOTSUPP;
1510
1511         switch (tone) {
1512         case SEC_TONE_OFF:
1513                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1514                     state->tx_tuna[2] = 0x00;
1515                 else
1516                     state->tx_tuna[2] = 0xff;
1517                 break;
1518
1519         case SEC_TONE_ON:
1520                 state->tx_tuna[2] = 0x02;
1521                 break;
1522         default:
1523                 return -EINVAL;
1524         }
1525         return dst_tone_power_cmd(state);
1526 }
1527
1528 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1529 {
1530         struct dst_state *state = fe->demodulator_priv;
1531
1532         if (state->dst_type != DST_TYPE_IS_SAT)
1533                 return -EOPNOTSUPP;
1534         state->minicmd = minicmd;
1535         switch (minicmd) {
1536         case SEC_MINI_A:
1537                 state->tx_tuna[3] = 0x02;
1538                 break;
1539         case SEC_MINI_B:
1540                 state->tx_tuna[3] = 0xff;
1541                 break;
1542         }
1543         return dst_tone_power_cmd(state);
1544 }
1545
1546
1547 static int dst_init(struct dvb_frontend *fe)
1548 {
1549         struct dst_state *state = fe->demodulator_priv;
1550
1551         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1552         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1553         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1554         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1555         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1556         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1557         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1558
1559         state->inversion = INVERSION_OFF;
1560         state->voltage = SEC_VOLTAGE_13;
1561         state->tone = SEC_TONE_OFF;
1562         state->diseq_flags = 0;
1563         state->k22 = 0x02;
1564         state->bandwidth = BANDWIDTH_7_MHZ;
1565         state->cur_jiff = jiffies;
1566         if (state->dst_type == DST_TYPE_IS_SAT)
1567                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1568         else if (state->dst_type == DST_TYPE_IS_TERR)
1569                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1570         else if (state->dst_type == DST_TYPE_IS_CABLE)
1571                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1572         else if (state->dst_type == DST_TYPE_IS_ATSC)
1573                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1574
1575         return 0;
1576 }
1577
1578 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1579 {
1580         struct dst_state *state = fe->demodulator_priv;
1581
1582         *status = 0;
1583         if (state->diseq_flags & HAS_LOCK) {
1584 //              dst_get_signal(state);  // don't require(?) to ask MCU
1585                 if (state->decode_lock)
1586                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1587         }
1588
1589         return 0;
1590 }
1591
1592 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1593 {
1594         struct dst_state *state = fe->demodulator_priv;
1595
1596         int retval = dst_get_signal(state);
1597         *strength = state->decode_strength;
1598
1599         return retval;
1600 }
1601
1602 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1603 {
1604         struct dst_state *state = fe->demodulator_priv;
1605
1606         int retval = dst_get_signal(state);
1607         *snr = state->decode_snr;
1608
1609         return retval;
1610 }
1611
1612 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1613 {
1614         int retval = -EINVAL;
1615         struct dst_state *state = fe->demodulator_priv;
1616
1617         if (p != NULL) {
1618                 retval = dst_set_freq(state, p->frequency);
1619                 if(retval != 0)
1620                         return retval;
1621                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1622
1623                 if (state->dst_type == DST_TYPE_IS_SAT) {
1624                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1625                                 dst_set_inversion(state, p->inversion);
1626                         dst_set_fec(state, p->u.qpsk.fec_inner);
1627                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1628                         dst_set_polarization(state);
1629                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1630
1631                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1632                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1633                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1634                         dst_set_fec(state, p->u.qam.fec_inner);
1635                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1636                         dst_set_modulation(state, p->u.qam.modulation);
1637                 }
1638                 retval = dst_write_tuna(fe);
1639         }
1640
1641         return retval;
1642 }
1643
1644 static int dst_tune_frontend(struct dvb_frontend* fe,
1645                             struct dvb_frontend_parameters* p,
1646                             unsigned int mode_flags,
1647                             unsigned int *delay,
1648                             fe_status_t *status)
1649 {
1650         struct dst_state *state = fe->demodulator_priv;
1651
1652         if (p != NULL) {
1653                 dst_set_freq(state, p->frequency);
1654                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1655
1656                 if (state->dst_type == DST_TYPE_IS_SAT) {
1657                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1658                                 dst_set_inversion(state, p->inversion);
1659                         dst_set_fec(state, p->u.qpsk.fec_inner);
1660                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1661                         dst_set_polarization(state);
1662                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1663
1664                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1665                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1666                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1667                         dst_set_fec(state, p->u.qam.fec_inner);
1668                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1669                         dst_set_modulation(state, p->u.qam.modulation);
1670                 }
1671                 dst_write_tuna(fe);
1672         }
1673
1674         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1675                 dst_read_status(fe, status);
1676
1677         *delay = HZ/10;
1678         return 0;
1679 }
1680
1681 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1682 {
1683         return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
1684 }
1685
1686 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1687 {
1688         struct dst_state *state = fe->demodulator_priv;
1689
1690         p->frequency = state->decode_freq;
1691         if (state->dst_type == DST_TYPE_IS_SAT) {
1692                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1693                         p->inversion = state->inversion;
1694                 p->u.qpsk.symbol_rate = state->symbol_rate;
1695                 p->u.qpsk.fec_inner = dst_get_fec(state);
1696         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1697                 p->u.ofdm.bandwidth = state->bandwidth;
1698         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1699                 p->u.qam.symbol_rate = state->symbol_rate;
1700                 p->u.qam.fec_inner = dst_get_fec(state);
1701                 p->u.qam.modulation = dst_get_modulation(state);
1702         }
1703
1704         return 0;
1705 }
1706
1707 static void dst_release(struct dvb_frontend *fe)
1708 {
1709         struct dst_state *state = fe->demodulator_priv;
1710         if (state->dst_ca) {
1711                 dvb_unregister_device(state->dst_ca);
1712 #ifdef CONFIG_MEDIA_ATTACH
1713                 symbol_put(dst_ca_attach);
1714 #endif
1715         }
1716         kfree(state);
1717 }
1718
1719 static struct dvb_frontend_ops dst_dvbt_ops;
1720 static struct dvb_frontend_ops dst_dvbs_ops;
1721 static struct dvb_frontend_ops dst_dvbc_ops;
1722 static struct dvb_frontend_ops dst_atsc_ops;
1723
1724 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1725 {
1726         /* check if the ASIC is there */
1727         if (dst_probe(state) < 0) {
1728                 kfree(state);
1729                 return NULL;
1730         }
1731         /* determine settings based on type */
1732         /* create dvb_frontend */
1733         switch (state->dst_type) {
1734         case DST_TYPE_IS_TERR:
1735                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1736                 break;
1737         case DST_TYPE_IS_CABLE:
1738                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1739                 break;
1740         case DST_TYPE_IS_SAT:
1741                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1742                 break;
1743         case DST_TYPE_IS_ATSC:
1744                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1745                 break;
1746         default:
1747                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1748                 kfree(state);
1749                 return NULL;
1750         }
1751         state->frontend.demodulator_priv = state;
1752
1753         return state;                           /*      Manu (DST is a card not a frontend)     */
1754 }
1755
1756 EXPORT_SYMBOL(dst_attach);
1757
1758 static struct dvb_frontend_ops dst_dvbt_ops = {
1759
1760         .info = {
1761                 .name = "DST DVB-T",
1762                 .type = FE_OFDM,
1763                 .frequency_min = 137000000,
1764                 .frequency_max = 858000000,
1765                 .frequency_stepsize = 166667,
1766                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1767         },
1768
1769         .release = dst_release,
1770         .init = dst_init,
1771         .tune = dst_tune_frontend,
1772         .set_frontend = dst_set_frontend,
1773         .get_frontend = dst_get_frontend,
1774         .get_frontend_algo = dst_get_tuning_algo,
1775         .read_status = dst_read_status,
1776         .read_signal_strength = dst_read_signal_strength,
1777         .read_snr = dst_read_snr,
1778 };
1779
1780 static struct dvb_frontend_ops dst_dvbs_ops = {
1781
1782         .info = {
1783                 .name = "DST DVB-S",
1784                 .type = FE_QPSK,
1785                 .frequency_min = 950000,
1786                 .frequency_max = 2150000,
1787                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1788                 .frequency_tolerance = 29500,
1789                 .symbol_rate_min = 1000000,
1790                 .symbol_rate_max = 45000000,
1791         /*     . symbol_rate_tolerance  =       ???,*/
1792                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1793         },
1794
1795         .release = dst_release,
1796         .init = dst_init,
1797         .tune = dst_tune_frontend,
1798         .set_frontend = dst_set_frontend,
1799         .get_frontend = dst_get_frontend,
1800         .get_frontend_algo = dst_get_tuning_algo,
1801         .read_status = dst_read_status,
1802         .read_signal_strength = dst_read_signal_strength,
1803         .read_snr = dst_read_snr,
1804         .diseqc_send_burst = dst_send_burst,
1805         .diseqc_send_master_cmd = dst_set_diseqc,
1806         .set_voltage = dst_set_voltage,
1807         .set_tone = dst_set_tone,
1808 };
1809
1810 static struct dvb_frontend_ops dst_dvbc_ops = {
1811
1812         .info = {
1813                 .name = "DST DVB-C",
1814                 .type = FE_QAM,
1815                 .frequency_stepsize = 62500,
1816                 .frequency_min = 51000000,
1817                 .frequency_max = 858000000,
1818                 .symbol_rate_min = 1000000,
1819                 .symbol_rate_max = 45000000,
1820                 .caps = FE_CAN_FEC_AUTO |
1821                         FE_CAN_QAM_AUTO |
1822                         FE_CAN_QAM_16   |
1823                         FE_CAN_QAM_32   |
1824                         FE_CAN_QAM_64   |
1825                         FE_CAN_QAM_128  |
1826                         FE_CAN_QAM_256
1827         },
1828
1829         .release = dst_release,
1830         .init = dst_init,
1831         .tune = dst_tune_frontend,
1832         .set_frontend = dst_set_frontend,
1833         .get_frontend = dst_get_frontend,
1834         .get_frontend_algo = dst_get_tuning_algo,
1835         .read_status = dst_read_status,
1836         .read_signal_strength = dst_read_signal_strength,
1837         .read_snr = dst_read_snr,
1838 };
1839
1840 static struct dvb_frontend_ops dst_atsc_ops = {
1841         .info = {
1842                 .name = "DST ATSC",
1843                 .type = FE_ATSC,
1844                 .frequency_stepsize = 62500,
1845                 .frequency_min = 510000000,
1846                 .frequency_max = 858000000,
1847                 .symbol_rate_min = 1000000,
1848                 .symbol_rate_max = 45000000,
1849                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1850         },
1851
1852         .release = dst_release,
1853         .init = dst_init,
1854         .tune = dst_tune_frontend,
1855         .set_frontend = dst_set_frontend,
1856         .get_frontend = dst_get_frontend,
1857         .get_frontend_algo = dst_get_tuning_algo,
1858         .read_status = dst_read_status,
1859         .read_signal_strength = dst_read_signal_strength,
1860         .read_snr = dst_read_snr,
1861 };
1862
1863 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1864 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1865 MODULE_LICENSE("GPL");