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=[%02x:%02x:%02x:%02x:%02x:%02x]",
 921                 state->mac_address[0], state->mac_address[1], state->mac_address[2],
 922                 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
 923
 924         return 0;
 925 }
 926
 927 static int dst_fw_ver(struct dst_state *state)
 928 {
 929         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 930         get_ver[7] = dst_check_sum(get_ver, 7);
 931         if (dst_command(state, get_ver, 8) < 0) {
 932                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 933                 return -1;
 934         }
 935         memset(&state->fw_version, '\0', 8);
 936         memcpy(&state->fw_version, &state->rxbuffer, 8);
 937         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
 938                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
 939                 state->fw_version[1],
 940                 state->fw_version[5], state->fw_version[6],
 941                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
 942
 943         return 0;
 944 }
 945
 946 static int dst_card_type(struct dst_state *state)
 947 {
 948         int j;
 949         struct tuner_types *p_tuner_list = NULL;
 950
 951         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 952         get_type[7] = dst_check_sum(get_type, 7);
 953         if (dst_command(state, get_type, 8) < 0) {
 954                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 955                 return -1;
 956         }
 957         memset(&state->card_info, '\0', 8);
 958         memcpy(&state->card_info, &state->rxbuffer, 7);
 959         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
 960
 961         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
 962                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
 963                         state->tuner_type = p_tuner_list->tuner_type;
 964                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
 965                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
 966                 }
 967         }
 968
 969         return 0;
 970 }
 971
 972 static int dst_get_vendor(struct dst_state *state)
 973 {
 974         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 975         get_vendor[7] = dst_check_sum(get_vendor, 7);
 976         if (dst_command(state, get_vendor, 8) < 0) {
 977                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
 978                 return -1;
 979         }
 980         memset(&state->vendor, '\0', 8);
 981         memcpy(&state->vendor, &state->rxbuffer, 7);
 982         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
 983
 984         return 0;
 985 }
 986
 987 static void debug_dst_buffer(struct dst_state *state)
 988 {
 989         int i;
 990
 991         if (verbose > 2) {
 992                 printk("%s: [", __func__);
 993                 for (i = 0; i < 8; i++)
 994                         printk(" %02x", state->rxbuffer[i]);
 995                 printk("]\n");
 996         }
 997 }
 998
 999 static int dst_check_stv0299(struct dst_state *state)
1000 {
1001         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1002
1003         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1004         if (dst_command(state, check_stv0299, 8) < 0) {
1005                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1006                 return -1;
1007         }
1008         debug_dst_buffer(state);
1009
1010         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1011                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1012                 state->tuner_type = TUNER_TYPE_STV0299;
1013                 return 0;
1014         }
1015
1016         return -1;
1017 }
1018
1019 static int dst_check_mb86a15(struct dst_state *state)
1020 {
1021         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1022
1023         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1024         if (dst_command(state, check_mb86a15, 8) < 0) {
1025                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1026                 return -1;
1027         }
1028         debug_dst_buffer(state);
1029
1030         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1031                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1032                 state->tuner_type = TUNER_TYPE_MB86A15;
1033                 return 0;
1034         }
1035
1036         return -1;
1037 }
1038
1039 static int dst_get_tuner_info(struct dst_state *state)
1040 {
1041         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1042         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1043
1044         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1045         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1046         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1047         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1048                 if (dst_command(state, get_tuner_1, 8) < 0) {
1049                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1050                         goto force;
1051                 }
1052         } else {
1053                 if (dst_command(state, get_tuner_2, 8) < 0) {
1054                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1055                         goto force;
1056                 }
1057         }
1058         memset(&state->board_info, '\0', 8);
1059         memcpy(&state->board_info, &state->rxbuffer, 8);
1060         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1061                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1062         }
1063         if (state->board_info[0] == 0xbc) {
1064                 if (state->type_flags != DST_TYPE_IS_ATSC)
1065                         state->type_flags |= DST_TYPE_HAS_TS188;
1066                 else
1067                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1068
1069                 if (state->board_info[1] == 0x01) {
1070                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1071                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1072                 }
1073         }
1074
1075         return 0;
1076 force:
1077         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1078                 state->type_flags |= DST_TYPE_HAS_TS204;
1079                 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1080         }
1081
1082         return -1;
1083 }
1084
1085 static int dst_get_device_id(struct dst_state *state)
1086 {
1087         u8 reply;
1088
1089         int i, j;
1090         struct dst_types *p_dst_type = NULL;
1091         struct tuner_types *p_tuner_list = NULL;
1092
1093         u8 use_dst_type = 0;
1094         u32 use_type_flags = 0;
1095
1096         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1097
1098         state->tuner_type = 0;
1099         device_type[7] = dst_check_sum(device_type, 7);
1100
1101         if (write_dst(state, device_type, FIXED_COMM))
1102                 return -1;              /*      Write failed            */
1103         if ((dst_pio_disable(state)) < 0)
1104                 return -1;
1105         if (read_dst(state, &reply, GET_ACK))
1106                 return -1;              /*      Read failure            */
1107         if (reply != ACK) {
1108                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1109                 return -1;              /*      Unack'd write           */
1110         }
1111         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1112                 return -1;              /*      DST not ready yet       */
1113         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1114                 return -1;
1115
1116         dst_pio_disable(state);
1117         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1118                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1119                 return -1;              /*      Checksum failure        */
1120         }
1121         state->rxbuffer[7] = '\0';
1122
1123         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1124                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1125                         use_type_flags = p_dst_type->type_flags;
1126                         use_dst_type = p_dst_type->dst_type;
1127
1128                         /*      Card capabilities       */
1129                         state->dst_hw_cap = p_dst_type->dst_feature;
1130                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1131                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1132                         /*      Multiple tuners         */
1133                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1134                                 switch (use_dst_type) {
1135                                 case DST_TYPE_IS_SAT:
1136                                         /*      STV0299 check   */
1137                                         if (dst_check_stv0299(state) < 0) {
1138                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1139                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1140                                         }
1141                                         break;
1142                                 default:
1143                                         break;
1144                                 }
1145                                 if (dst_check_mb86a15(state) < 0)
1146                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
1147                         /*      Single tuner            */
1148                         } else {
1149                                 state->tuner_type = p_dst_type->tuner_type;
1150                         }
1151                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1152                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1153                                         p_tuner_list->tuner_type == state->tuner_type) {
1154                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1155                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1156                                 }
1157                         }
1158                         break;
1159                 }
1160         }
1161
1162         if (i >= ARRAY_SIZE(dst_tlist)) {
1163                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1164                 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1165                 use_dst_type = DST_TYPE_IS_SAT;
1166                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1167         }
1168         dst_type_print(state, use_dst_type);
1169         state->type_flags = use_type_flags;
1170         state->dst_type = use_dst_type;
1171         dst_type_flags_print(state);
1172
1173         return 0;
1174 }
1175
1176 static int dst_probe(struct dst_state *state)
1177 {
1178         mutex_init(&state->dst_mutex);
1179         if (dst_addons & DST_TYPE_HAS_CA) {
1180                 if ((rdc_8820_reset(state)) < 0) {
1181                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1182                         return -1;
1183                 }
1184                 msleep(4000);
1185         } else {
1186                 msleep(100);
1187         }
1188         if ((dst_comm_init(state)) < 0) {
1189                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1190                 return -1;
1191         }
1192         msleep(100);
1193         if (dst_get_device_id(state) < 0) {
1194                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1195                 return -1;
1196         }
1197         if (dst_get_mac(state) < 0) {
1198                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1199         }
1200         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1201                 if (dst_get_tuner_info(state) < 0)
1202                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1203         }
1204         if (state->type_flags & DST_TYPE_HAS_TS204) {
1205                 dst_packsize(state, 204);
1206         }
1207         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1208                 if (dst_fw_ver(state) < 0) {
1209                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1210                         return 0;
1211                 }
1212                 if (dst_card_type(state) < 0) {
1213                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1214                         return 0;
1215                 }
1216                 if (dst_get_vendor(state) < 0) {
1217                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1218                         return 0;
1219                 }
1220         }
1221
1222         return 0;
1223 }
1224
1225 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1226 {
1227         u8 reply;
1228
1229         mutex_lock(&state->dst_mutex);
1230         if ((dst_comm_init(state)) < 0) {
1231                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1232                 goto error;
1233         }
1234         if (write_dst(state, data, len)) {
1235                 dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1236                 if ((dst_error_recovery(state)) < 0) {
1237                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1238                         goto error;
1239                 }
1240                 goto error;
1241         }
1242         if ((dst_pio_disable(state)) < 0) {
1243                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1244                 goto error;
1245         }
1246         if (state->type_flags & DST_TYPE_HAS_FW_1)
1247                 udelay(3000);
1248         if (read_dst(state, &reply, GET_ACK)) {
1249                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1250                 if ((dst_error_recovery(state)) < 0) {
1251                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1252                         goto error;
1253                 }
1254                 goto error;
1255         }
1256         if (reply != ACK) {
1257                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1258                 goto error;
1259         }
1260         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1261                 goto error;
1262         if (state->type_flags & DST_TYPE_HAS_FW_1)
1263                 udelay(3000);
1264         else
1265                 udelay(2000);
1266         if (!dst_wait_dst_ready(state, NO_DELAY))
1267                 goto error;
1268         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1269                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1270                 if ((dst_error_recovery(state)) < 0) {
1271                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1272                         goto error;
1273                 }
1274                 goto error;
1275         }
1276         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1277                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1278                 goto error;
1279         }
1280         mutex_unlock(&state->dst_mutex);
1281         return 0;
1282
1283 error:
1284         mutex_unlock(&state->dst_mutex);
1285         return -EIO;
1286
1287 }
1288
1289 static int dst_get_signal(struct dst_state *state)
1290 {
1291         int retval;
1292         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1293         //dprintk("%s: Getting Signal strength and other parameters\n", __func__);
1294         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1295                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1296                 return 0;
1297         }
1298         if (0 == (state->diseq_flags & HAS_LOCK)) {
1299                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1300                 return 0;
1301         }
1302         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1303                 retval = dst_command(state, get_signal, 8);
1304                 if (retval < 0)
1305                         return retval;
1306                 if (state->dst_type == DST_TYPE_IS_SAT) {
1307                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1308                         state->decode_strength = state->rxbuffer[5] << 8;
1309                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1310                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1311                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1312                         state->decode_strength = state->rxbuffer[4] << 8;
1313                         state->decode_snr = state->rxbuffer[3] << 8;
1314                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1315                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1316                         state->decode_strength = state->rxbuffer[4] << 8;
1317                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1318                 }
1319                 state->cur_jiff = jiffies;
1320         }
1321         return 0;
1322 }
1323
1324 static int dst_tone_power_cmd(struct dst_state *state)
1325 {
1326         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1327
1328         if (state->dst_type != DST_TYPE_IS_SAT)
1329                 return -EOPNOTSUPP;
1330         paket[4] = state->tx_tuna[4];
1331         paket[2] = state->tx_tuna[2];
1332         paket[3] = state->tx_tuna[3];
1333         paket[7] = dst_check_sum (paket, 7);
1334         return dst_command(state, paket, 8);
1335 }
1336
1337 static int dst_get_tuna(struct dst_state *state)
1338 {
1339         int retval;
1340
1341         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1342                 return 0;
1343         state->diseq_flags &= ~(HAS_LOCK);
1344         if (!dst_wait_dst_ready(state, NO_DELAY))
1345                 return -EIO;
1346         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1347                 !(state->dst_type == DST_TYPE_IS_ATSC))
1348
1349                 retval = read_dst(state, state->rx_tuna, 10);
1350         else
1351                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1352         if (retval < 0) {
1353                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1354                 return retval;
1355         }
1356         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1357                 !(state->dst_type == DST_TYPE_IS_CABLE) &&
1358                 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1359
1360                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1361                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1362                         return -EIO;
1363                 }
1364         } else {
1365                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1366                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1367                         return -EIO;
1368                 }
1369         }
1370         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1371                 return 0;
1372         if (state->dst_type == DST_TYPE_IS_SAT) {
1373                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1374         } else {
1375                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1376         }
1377         state->decode_freq = state->decode_freq * 1000;
1378         state->decode_lock = 1;
1379         state->diseq_flags |= HAS_LOCK;
1380
1381         return 1;
1382 }
1383
1384 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1385
1386 static int dst_write_tuna(struct dvb_frontend *fe)
1387 {
1388         struct dst_state *state = fe->demodulator_priv;
1389         int retval;
1390         u8 reply;
1391
1392         dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1393         state->decode_freq = 0;
1394         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1395         if (state->dst_type == DST_TYPE_IS_SAT) {
1396                 if (!(state->diseq_flags & HAS_POWER))
1397                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1398         }
1399         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1400         mutex_lock(&state->dst_mutex);
1401         if ((dst_comm_init(state)) < 0) {
1402                 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1403                 goto error;
1404         }
1405 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1406         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1407                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1408
1409                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1410                 retval = write_dst(state, &state->tx_tuna[0], 10);
1411         } else {
1412                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1413                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1414         }
1415         if (retval < 0) {
1416                 dst_pio_disable(state);
1417                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1418                 goto werr;
1419         }
1420         if ((dst_pio_disable(state)) < 0) {
1421                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1422                 goto error;
1423         }
1424         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1425                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1426                 goto error;
1427         }
1428         if (reply != ACK) {
1429                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1430                 goto error;
1431         }
1432         state->diseq_flags |= ATTEMPT_TUNE;
1433         retval = dst_get_tuna(state);
1434 werr:
1435         mutex_unlock(&state->dst_mutex);
1436         return retval;
1437
1438 error:
1439         mutex_unlock(&state->dst_mutex);
1440         return -EIO;
1441 }
1442
1443 /*
1444  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1445  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1446  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1447  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1448  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1449  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1450  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1451  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1452  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1453  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1454  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1455  */
1456
1457 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1458 {
1459         struct dst_state *state = fe->demodulator_priv;
1460         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1461
1462         if (state->dst_type != DST_TYPE_IS_SAT)
1463                 return -EOPNOTSUPP;
1464         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1465                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1466         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1467                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1468         else
1469                 return -EINVAL;
1470         paket[7] = dst_check_sum(&paket[0], 7);
1471         return dst_command(state, paket, 8);
1472 }
1473
1474 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1475 {
1476         int need_cmd, retval = 0;
1477         struct dst_state *state = fe->demodulator_priv;
1478
1479         state->voltage = voltage;
1480         if (state->dst_type != DST_TYPE_IS_SAT)
1481                 return -EOPNOTSUPP;
1482
1483         need_cmd = 0;
1484
1485         switch (voltage) {
1486         case SEC_VOLTAGE_13:
1487         case SEC_VOLTAGE_18:
1488                 if ((state->diseq_flags & HAS_POWER) == 0)
1489                         need_cmd = 1;
1490                 state->diseq_flags |= HAS_POWER;
1491                 state->tx_tuna[4] = 0x01;
1492                 break;
1493         case SEC_VOLTAGE_OFF:
1494                 need_cmd = 1;
1495                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1496                 state->tx_tuna[4] = 0x00;
1497                 break;
1498         default:
1499                 return -EINVAL;
1500         }
1501
1502         if (need_cmd)
1503                 retval = dst_tone_power_cmd(state);
1504
1505         return retval;
1506 }
1507
1508 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1509 {
1510         struct dst_state *state = fe->demodulator_priv;
1511
1512         state->tone = tone;
1513         if (state->dst_type != DST_TYPE_IS_SAT)
1514                 return -EOPNOTSUPP;
1515
1516         switch (tone) {
1517         case SEC_TONE_OFF:
1518                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1519                     state->tx_tuna[2] = 0x00;
1520                 else
1521                     state->tx_tuna[2] = 0xff;
1522                 break;
1523
1524         case SEC_TONE_ON:
1525                 state->tx_tuna[2] = 0x02;
1526                 break;
1527         default:
1528                 return -EINVAL;
1529         }
1530         return dst_tone_power_cmd(state);
1531 }
1532
1533 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1534 {
1535         struct dst_state *state = fe->demodulator_priv;
1536
1537         if (state->dst_type != DST_TYPE_IS_SAT)
1538                 return -EOPNOTSUPP;
1539         state->minicmd = minicmd;
1540         switch (minicmd) {
1541         case SEC_MINI_A:
1542                 state->tx_tuna[3] = 0x02;
1543                 break;
1544         case SEC_MINI_B:
1545                 state->tx_tuna[3] = 0xff;
1546                 break;
1547         }
1548         return dst_tone_power_cmd(state);
1549 }
1550
1551
1552 static int dst_init(struct dvb_frontend *fe)
1553 {
1554         struct dst_state *state = fe->demodulator_priv;
1555
1556         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1557         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1558         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1559         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1560         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1561         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1562         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1563
1564         state->inversion = INVERSION_OFF;
1565         state->voltage = SEC_VOLTAGE_13;
1566         state->tone = SEC_TONE_OFF;
1567         state->diseq_flags = 0;
1568         state->k22 = 0x02;
1569         state->bandwidth = BANDWIDTH_7_MHZ;
1570         state->cur_jiff = jiffies;
1571         if (state->dst_type == DST_TYPE_IS_SAT)
1572                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1573         else if (state->dst_type == DST_TYPE_IS_TERR)
1574                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1575         else if (state->dst_type == DST_TYPE_IS_CABLE)
1576                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1577         else if (state->dst_type == DST_TYPE_IS_ATSC)
1578                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1579
1580         return 0;
1581 }
1582
1583 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1584 {
1585         struct dst_state *state = fe->demodulator_priv;
1586
1587         *status = 0;
1588         if (state->diseq_flags & HAS_LOCK) {
1589 //              dst_get_signal(state);  // don't require(?) to ask MCU
1590                 if (state->decode_lock)
1591                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1592         }
1593
1594         return 0;
1595 }
1596
1597 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1598 {
1599         struct dst_state *state = fe->demodulator_priv;
1600
1601         int retval = dst_get_signal(state);
1602         *strength = state->decode_strength;
1603
1604         return retval;
1605 }
1606
1607 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1608 {
1609         struct dst_state *state = fe->demodulator_priv;
1610
1611         int retval = dst_get_signal(state);
1612         *snr = state->decode_snr;
1613
1614         return retval;
1615 }
1616
1617 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1618 {
1619         int retval = -EINVAL;
1620         struct dst_state *state = fe->demodulator_priv;
1621
1622         if (p != NULL) {
1623                 retval = dst_set_freq(state, p->frequency);
1624                 if(retval != 0)
1625                         return retval;
1626                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1627
1628                 if (state->dst_type == DST_TYPE_IS_SAT) {
1629                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1630                                 dst_set_inversion(state, p->inversion);
1631                         dst_set_fec(state, p->u.qpsk.fec_inner);
1632                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1633                         dst_set_polarization(state);
1634                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1635
1636                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1637                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1638                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1639                         dst_set_fec(state, p->u.qam.fec_inner);
1640                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1641                         dst_set_modulation(state, p->u.qam.modulation);
1642                 }
1643                 retval = dst_write_tuna(fe);
1644         }
1645
1646         return retval;
1647 }
1648
1649 static int dst_tune_frontend(struct dvb_frontend* fe,
1650                             struct dvb_frontend_parameters* p,
1651                             unsigned int mode_flags,
1652                             unsigned int *delay,
1653                             fe_status_t *status)
1654 {
1655         struct dst_state *state = fe->demodulator_priv;
1656
1657         if (p != NULL) {
1658                 dst_set_freq(state, p->frequency);
1659                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1660
1661                 if (state->dst_type == DST_TYPE_IS_SAT) {
1662                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1663                                 dst_set_inversion(state, p->inversion);
1664                         dst_set_fec(state, p->u.qpsk.fec_inner);
1665                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1666                         dst_set_polarization(state);
1667                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1668
1669                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1670                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1671                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1672                         dst_set_fec(state, p->u.qam.fec_inner);
1673                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1674                         dst_set_modulation(state, p->u.qam.modulation);
1675                 }
1676                 dst_write_tuna(fe);
1677         }
1678
1679         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1680                 dst_read_status(fe, status);
1681
1682         *delay = HZ/10;
1683         return 0;
1684 }
1685
1686 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1687 {
1688         return dst_algo;
1689 }
1690
1691 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1692 {
1693         struct dst_state *state = fe->demodulator_priv;
1694
1695         p->frequency = state->decode_freq;
1696         if (state->dst_type == DST_TYPE_IS_SAT) {
1697                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1698                         p->inversion = state->inversion;
1699                 p->u.qpsk.symbol_rate = state->symbol_rate;
1700                 p->u.qpsk.fec_inner = dst_get_fec(state);
1701         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1702                 p->u.ofdm.bandwidth = state->bandwidth;
1703         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1704                 p->u.qam.symbol_rate = state->symbol_rate;
1705                 p->u.qam.fec_inner = dst_get_fec(state);
1706                 p->u.qam.modulation = dst_get_modulation(state);
1707         }
1708
1709         return 0;
1710 }
1711
1712 static void dst_release(struct dvb_frontend *fe)
1713 {
1714         struct dst_state *state = fe->demodulator_priv;
1715         if (state->dst_ca) {
1716                 dvb_unregister_device(state->dst_ca);
1717 #ifdef CONFIG_DVB_CORE_ATTACH
1718                 symbol_put(dst_ca_attach);
1719 #endif
1720         }
1721         kfree(state);
1722 }
1723
1724 static struct dvb_frontend_ops dst_dvbt_ops;
1725 static struct dvb_frontend_ops dst_dvbs_ops;
1726 static struct dvb_frontend_ops dst_dvbc_ops;
1727 static struct dvb_frontend_ops dst_atsc_ops;
1728
1729 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1730 {
1731         /* check if the ASIC is there */
1732         if (dst_probe(state) < 0) {
1733                 kfree(state);
1734                 return NULL;
1735         }
1736         /* determine settings based on type */
1737         /* create dvb_frontend */
1738         switch (state->dst_type) {
1739         case DST_TYPE_IS_TERR:
1740                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1741                 break;
1742         case DST_TYPE_IS_CABLE:
1743                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1744                 break;
1745         case DST_TYPE_IS_SAT:
1746                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1747                 break;
1748         case DST_TYPE_IS_ATSC:
1749                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1750                 break;
1751         default:
1752                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1753                 kfree(state);
1754                 return NULL;
1755         }
1756         state->frontend.demodulator_priv = state;
1757
1758         return state;                           /*      Manu (DST is a card not a frontend)     */
1759 }
1760
1761 EXPORT_SYMBOL(dst_attach);
1762
1763 static struct dvb_frontend_ops dst_dvbt_ops = {
1764
1765         .info = {
1766                 .name = "DST DVB-T",
1767                 .type = FE_OFDM,
1768                 .frequency_min = 137000000,
1769                 .frequency_max = 858000000,
1770                 .frequency_stepsize = 166667,
1771                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1772         },
1773
1774         .release = dst_release,
1775         .init = dst_init,
1776         .tune = dst_tune_frontend,
1777         .set_frontend = dst_set_frontend,
1778         .get_frontend = dst_get_frontend,
1779         .get_frontend_algo = dst_get_tuning_algo,
1780         .read_status = dst_read_status,
1781         .read_signal_strength = dst_read_signal_strength,
1782         .read_snr = dst_read_snr,
1783 };
1784
1785 static struct dvb_frontend_ops dst_dvbs_ops = {
1786
1787         .info = {
1788                 .name = "DST DVB-S",
1789                 .type = FE_QPSK,
1790                 .frequency_min = 950000,
1791                 .frequency_max = 2150000,
1792                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1793                 .frequency_tolerance = 29500,
1794                 .symbol_rate_min = 1000000,
1795                 .symbol_rate_max = 45000000,
1796         /*     . symbol_rate_tolerance  =       ???,*/
1797                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1798         },
1799
1800         .release = dst_release,
1801         .init = dst_init,
1802         .tune = dst_tune_frontend,
1803         .set_frontend = dst_set_frontend,
1804         .get_frontend = dst_get_frontend,
1805         .get_frontend_algo = dst_get_tuning_algo,
1806         .read_status = dst_read_status,
1807         .read_signal_strength = dst_read_signal_strength,
1808         .read_snr = dst_read_snr,
1809         .diseqc_send_burst = dst_send_burst,
1810         .diseqc_send_master_cmd = dst_set_diseqc,
1811         .set_voltage = dst_set_voltage,
1812         .set_tone = dst_set_tone,
1813 };
1814
1815 static struct dvb_frontend_ops dst_dvbc_ops = {
1816
1817         .info = {
1818                 .name = "DST DVB-C",
1819                 .type = FE_QAM,
1820                 .frequency_stepsize = 62500,
1821                 .frequency_min = 51000000,
1822                 .frequency_max = 858000000,
1823                 .symbol_rate_min = 1000000,
1824                 .symbol_rate_max = 45000000,
1825         /*     . symbol_rate_tolerance  =       ???,*/
1826                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
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");