drivers/media/pci/bt8xx/dvb-bt8xx.c

   1 /*
   2  * Bt8xx based DVB adapter driver
   3  *
   4  * Copyright (C) 2002,2003 Florian Schirmer <jolt@tuxbox.org>
   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
  22 #define pr_fmt(fmt) "dvb_bt8xx: " fmt
  23
  24 #include <linux/bitops.h>
  25 #include <linux/module.h>
  26 #include <linux/init.h>
  27 #include <linux/kernel.h>
  28 #include <linux/device.h>
  29 #include <linux/delay.h>
  30 #include <linux/slab.h>
  31 #include <linux/i2c.h>
  32
  33 #include "dmxdev.h"
  34 #include "dvbdev.h"
  35 #include "dvb_demux.h"
  36 #include "dvb_frontend.h"
  37 #include "dvb-bt8xx.h"
  38 #include "bt878.h"
  39
  40 static int debug;
  41
  42 module_param(debug, int, 0644);
  43 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
  44
  45 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  46
  47 #define dprintk( args... ) \
  48         do { \
  49                 if (debug) printk(KERN_DEBUG args); \
  50         } while (0)
  51
  52 #define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
  53
  54 static void dvb_bt8xx_task(unsigned long data)
  55 {
  56         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data;
  57
  58         //printk("%d ", card->bt->finished_block);
  59
  60         while (card->bt->last_block != card->bt->finished_block) {
  61                 (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
  62                         (&card->demux,
  63                          &card->bt->buf_cpu[card->bt->last_block *
  64                                             card->bt->block_bytes],
  65                          card->bt->block_bytes);
  66                 card->bt->last_block = (card->bt->last_block + 1) %
  67                                         card->bt->block_count;
  68         }
  69 }
  70
  71 static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
  72 {
  73         struct dvb_demux*dvbdmx = dvbdmxfeed->demux;
  74         struct dvb_bt8xx_card *card = dvbdmx->priv;
  75         int rc;
  76
  77         dprintk("dvb_bt8xx: start_feed\n");
  78
  79         if (!dvbdmx->dmx.frontend)
  80                 return -EINVAL;
  81
  82         mutex_lock(&card->lock);
  83         card->nfeeds++;
  84         rc = card->nfeeds;
  85         if (card->nfeeds == 1)
  86                 bt878_start(card->bt, card->gpio_mode,
  87                             card->op_sync_orin, card->irq_err_ignore);
  88         mutex_unlock(&card->lock);
  89         return rc;
  90 }
  91
  92 static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
  93 {
  94         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  95         struct dvb_bt8xx_card *card = dvbdmx->priv;
  96
  97         dprintk("dvb_bt8xx: stop_feed\n");
  98
  99         if (!dvbdmx->dmx.frontend)
 100                 return -EINVAL;
 101
 102         mutex_lock(&card->lock);
 103         card->nfeeds--;
 104         if (card->nfeeds == 0)
 105                 bt878_stop(card->bt);
 106         mutex_unlock(&card->lock);
 107
 108         return 0;
 109 }
 110
 111 static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)
 112 {
 113         if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&
 114                 (adev->subsystem_device == bdev->subsystem_device) &&
 115                 (adev->bus->number == bdev->bus->number) &&
 116                 (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))
 117                 return 1;
 118         return 0;
 119 }
 120
 121 static struct bt878 __devinit *dvb_bt8xx_878_match(unsigned int bttv_nr, struct pci_dev* bttv_pci_dev)
 122 {
 123         unsigned int card_nr;
 124
 125         /* Hmm, n squared. Hope n is small */
 126         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 127                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 128                         return &bt878[card_nr];
 129         return NULL;
 130 }
 131
 132 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 133 {
 134         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 135         static u8 mt352_reset [] = { 0x50, 0x80 };
 136         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 137         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 138         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 139         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 140
 141         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 142         udelay(2000);
 143         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 144         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 145
 146         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 147         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 148         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 149
 150         return 0;
 151 }
 152
 153 static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend *fe, u8* pllbuf, int buf_len)
 154 {
 155         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 156         u32 div;
 157         unsigned char bs = 0;
 158         unsigned char cp = 0;
 159
 160         if (buf_len < 5)
 161                 return -EINVAL;
 162
 163         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 164
 165         if (c->frequency < 542000000)
 166                 cp = 0xb4;
 167         else if (c->frequency < 771000000)
 168                 cp = 0xbc;
 169         else
 170                 cp = 0xf4;
 171
 172         if (c->frequency == 0)
 173                 bs = 0x03;
 174         else if (c->frequency < 443250000)
 175                 bs = 0x02;
 176         else
 177                 bs = 0x08;
 178
 179         pllbuf[0] = 0x60;
 180         pllbuf[1] = div >> 8;
 181         pllbuf[2] = div & 0xff;
 182         pllbuf[3] = cp;
 183         pllbuf[4] = bs;
 184
 185         return 5;
 186 }
 187
 188 static struct mt352_config thomson_dtt7579_config = {
 189         .demod_address = 0x0f,
 190         .demod_init = thomson_dtt7579_demod_init,
 191 };
 192
 193 static struct zl10353_config thomson_dtt7579_zl10353_config = {
 194         .demod_address = 0x0f,
 195 };
 196
 197 static int cx24108_tuner_set_params(struct dvb_frontend *fe)
 198 {
 199         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 200         u32 freq = c->frequency;
 201         int i, a, n, pump;
 202         u32 band, pll;
 203         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 204                 1576000,1718000,1856000,2036000,2150000};
 205         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 206                 0x00102000,0x00104000,0x00108000,0x00110000,
 207                 0x00120000,0x00140000};
 208
 209         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 210         dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);
 211
 212         /* This is really the bit driving the tuner chip cx24108 */
 213
 214         if (freq<950000)
 215                 freq = 950000; /* kHz */
 216         else if (freq>2150000)
 217                 freq = 2150000; /* satellite IF is 950..2150MHz */
 218
 219         /* decide which VCO to use for the input frequency */
 220         for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);
 221         dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);
 222         band=bandsel[i];
 223         /* the gain values must be set by SetSymbolrate */
 224         /* compute the pll divider needed, from Conexant data sheet,
 225            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 226            depending on the divider bit. It is set to /4 on the 2 lowest
 227            bands  */
 228         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 229         a=n%32; n/=32; if(a==0) n--;
 230         pump=(freq<(osci[i-1]+osci[i])/2);
 231         pll=0xf8000000|
 232             ((pump?1:2)<<(14+11))|
 233             ((n&0x1ff)<<(5+11))|
 234             ((a&0x1f)<<11);
 235         /* everything is shifted left 11 bits to left-align the bits in the
 236            32bit word. Output to the tuner goes MSB-aligned, after all */
 237         dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);
 238         cx24110_pll_write(fe,band);
 239         /* set vga and vca to their widest-band settings, as a precaution.
 240            SetSymbolrate might not be called to set this up */
 241         cx24110_pll_write(fe,0x500c0000);
 242         cx24110_pll_write(fe,0x83f1f800);
 243         cx24110_pll_write(fe,pll);
 244         //writereg(client,0x56,0x7f);
 245
 246         return 0;
 247 }
 248
 249 static int pinnsat_tuner_init(struct dvb_frontend* fe)
 250 {
 251         struct dvb_bt8xx_card *card = fe->dvb->priv;
 252
 253         bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
 254         bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
 255
 256         return 0;
 257 }
 258
 259 static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
 260 {
 261         struct dvb_bt8xx_card *card = fe->dvb->priv;
 262
 263         bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
 264
 265         return 0;
 266 }
 267
 268 static struct cx24110_config pctvsat_config = {
 269         .demod_address = 0x55,
 270 };
 271
 272 static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)
 273 {
 274         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 275         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 276         u8 cfg, cpump, band_select;
 277         u8 data[4];
 278         u32 div;
 279         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 280
 281         div = (36000000 + c->frequency + 83333) / 166666;
 282         cfg = 0x88;
 283
 284         if (c->frequency < 175000000)
 285                 cpump = 2;
 286         else if (c->frequency < 390000000)
 287                 cpump = 1;
 288         else if (c->frequency < 470000000)
 289                 cpump = 2;
 290         else if (c->frequency < 750000000)
 291                 cpump = 2;
 292         else
 293                 cpump = 3;
 294
 295         if (c->frequency < 175000000)
 296                 band_select = 0x0e;
 297         else if (c->frequency < 470000000)
 298                 band_select = 0x05;
 299         else
 300                 band_select = 0x03;
 301
 302         data[0] = (div >> 8) & 0x7f;
 303         data[1] = div & 0xff;
 304         data[2] = ((div >> 10) & 0x60) | cfg;
 305         data[3] = (cpump << 6) | band_select;
 306
 307         if (fe->ops.i2c_gate_ctrl)
 308                 fe->ops.i2c_gate_ctrl(fe, 1);
 309         i2c_transfer(card->i2c_adapter, &msg, 1);
 310         return (div * 166666 - 36000000);
 311 }
 312
 313 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 314 {
 315         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 316
 317         return request_firmware(fw, name, &bt->bt->dev->dev);
 318 }
 319
 320 static struct sp887x_config microtune_mt7202dtf_config = {
 321         .demod_address = 0x70,
 322         .request_firmware = microtune_mt7202dtf_request_firmware,
 323 };
 324
 325 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
 326 {
 327         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 328         static u8 mt352_reset [] = { 0x50, 0x80 };
 329         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 330         static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 331                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 332         static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
 333         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 334
 335         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 336         udelay(2000);
 337         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 338         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 339
 340         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 341         udelay(2000);
 342         mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
 343         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 344
 345         return 0;
 346 }
 347
 348 static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
 349 {
 350         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 351         u32 div;
 352         unsigned char bs = 0;
 353         unsigned char cp = 0;
 354
 355         if (buf_len < 5) return -EINVAL;
 356
 357         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 358
 359         if (c->frequency < 150000000)
 360                 cp = 0xB4;
 361         else if (c->frequency < 173000000)
 362                 cp = 0xBC;
 363         else if (c->frequency < 250000000)
 364                 cp = 0xB4;
 365         else if (c->frequency < 400000000)
 366                 cp = 0xBC;
 367         else if (c->frequency < 420000000)
 368                 cp = 0xF4;
 369         else if (c->frequency < 470000000)
 370                 cp = 0xFC;
 371         else if (c->frequency < 600000000)
 372                 cp = 0xBC;
 373         else if (c->frequency < 730000000)
 374                 cp = 0xF4;
 375         else
 376                 cp = 0xFC;
 377
 378         if (c->frequency < 150000000)
 379                 bs = 0x01;
 380         else if (c->frequency < 173000000)
 381                 bs = 0x01;
 382         else if (c->frequency < 250000000)
 383                 bs = 0x02;
 384         else if (c->frequency < 400000000)
 385                 bs = 0x02;
 386         else if (c->frequency < 420000000)
 387                 bs = 0x02;
 388         else if (c->frequency < 470000000)
 389                 bs = 0x02;
 390         else if (c->frequency < 600000000)
 391                 bs = 0x08;
 392         else if (c->frequency < 730000000)
 393                 bs = 0x08;
 394         else
 395                 bs = 0x08;
 396
 397         pllbuf[0] = 0x61;
 398         pllbuf[1] = div >> 8;
 399         pllbuf[2] = div & 0xff;
 400         pllbuf[3] = cp;
 401         pllbuf[4] = bs;
 402
 403         return 5;
 404 }
 405
 406 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 407         .demod_address = 0x0f,
 408         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 409 };
 410
 411 static struct dst_config dst_config = {
 412         .demod_address = 0x55,
 413 };
 414
 415 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 416 {
 417         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 418
 419         return request_firmware(fw, name, &bt->bt->dev->dev);
 420 }
 421
 422 static void or51211_setmode(struct dvb_frontend * fe, int mode)
 423 {
 424         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 425         bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
 426         msleep(20);
 427 }
 428
 429 static void or51211_reset(struct dvb_frontend * fe)
 430 {
 431         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 432
 433         /* RESET DEVICE
 434          * reset is controlled by GPIO-0
 435          * when set to 0 causes reset and when to 1 for normal op
 436          * must remain reset for 128 clock cycles on a 50Mhz clock
 437          * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4
 438          * We assume that the reset has be held low long enough or we
 439          * have been reset by a power on.  When the driver is unloaded
 440          * reset set to 0 so if reloaded we have been reset.
 441          */
 442         /* reset & PRM1,2&4 are outputs */
 443         int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
 444         if (ret != 0)
 445                 printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR (%i)\n", ret);
 446         bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
 447         msleep(20);
 448         /* Now set for normal operation */
 449         bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
 450         /* wait for operation to begin */
 451         msleep(500);
 452 }
 453
 454 static void or51211_sleep(struct dvb_frontend * fe)
 455 {
 456         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 457         bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
 458 }
 459
 460 static struct or51211_config or51211_config = {
 461         .demod_address = 0x15,
 462         .request_firmware = or51211_request_firmware,
 463         .setmode = or51211_setmode,
 464         .reset = or51211_reset,
 465         .sleep = or51211_sleep,
 466 };
 467
 468 static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)
 469 {
 470         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 471         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 472         u8 buf[4];
 473         u32 div;
 474         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
 475
 476         div = (c->frequency + 36166667) / 166667;
 477
 478         buf[0] = (div >> 8) & 0x7F;
 479         buf[1] = div & 0xFF;
 480         buf[2] = 0x85;
 481         if ((c->frequency >= 47000000) && (c->frequency < 153000000))
 482                 buf[3] = 0x01;
 483         else if ((c->frequency >= 153000000) && (c->frequency < 430000000))
 484                 buf[3] = 0x02;
 485         else if ((c->frequency >= 430000000) && (c->frequency < 824000000))
 486                 buf[3] = 0x0C;
 487         else if ((c->frequency >= 824000000) && (c->frequency < 863000000))
 488                 buf[3] = 0x8C;
 489         else
 490                 return -EINVAL;
 491
 492         if (fe->ops.i2c_gate_ctrl)
 493                 fe->ops.i2c_gate_ctrl(fe, 1);
 494         i2c_transfer(card->i2c_adapter, &msg, 1);
 495         return 0;
 496 }
 497
 498 static struct nxt6000_config vp3021_alps_tded4_config = {
 499         .demod_address = 0x0a,
 500         .clock_inversion = 1,
 501 };
 502
 503 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
 504 {
 505         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 506         static u8 mt352_reset [] = { 0x50, 0x80 };
 507         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 508         static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
 509         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 510
 511         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 512         udelay(2000);
 513         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 514         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 515         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 516         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 517
 518         return 0;
 519 }
 520
 521 static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend *fe,  u8 *pllbuf, int buf_len)
 522 {
 523         u32 div;
 524         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 525
 526         if (buf_len < 5)
 527                 return -EINVAL;
 528
 529         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 530
 531         pllbuf[0] = 0x61;
 532         pllbuf[1] = (div >> 8) & 0x7F;
 533         pllbuf[2] = div & 0xFF;
 534         pllbuf[3] = 0x85;
 535
 536         dprintk("frequency %u, div %u\n", c->frequency, div);
 537
 538         if (c->frequency < 470000000)
 539                 pllbuf[4] = 0x02;
 540         else if (c->frequency > 823000000)
 541                 pllbuf[4] = 0x88;
 542         else
 543                 pllbuf[4] = 0x08;
 544
 545         if (c->bandwidth_hz == 8000000)
 546                 pllbuf[4] |= 0x04;
 547
 548         return 5;
 549 }
 550
 551 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
 552 {
 553         /*
 554          * Reset the frontend, must be called before trying
 555          * to initialise the MT352 or mt352_attach
 556          * will fail. Same goes for the nxt6000 frontend.
 557          *
 558          */
 559
 560         int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
 561         if (ret != 0)
 562                 printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
 563
 564         /* Pulse the reset line */
 565         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 566         bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low  */
 567         msleep(100);
 568
 569         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 570 }
 571
 572 static struct mt352_config digitv_alps_tded4_config = {
 573         .demod_address = 0x0a,
 574         .demod_init = digitv_alps_tded4_demod_init,
 575 };
 576
 577 static struct lgdt330x_config tdvs_tua6034_config = {
 578         .demod_address    = 0x0e,
 579         .demod_chip       = LGDT3303,
 580         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 581 };
 582
 583 static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
 584 {
 585         /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
 586
 587         /* Pulse the reset line */
 588         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 589         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low  */
 590         msleep(100);
 591
 592         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 593         msleep(100);
 594 }
 595
 596 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
 597 {
 598         struct dst_state* state = NULL;
 599
 600         switch(type) {
 601         case BTTV_BOARD_DVICO_DVBT_LITE:
 602                 card->fe = dvb_attach(mt352_attach, &thomson_dtt7579_config, card->i2c_adapter);
 603
 604                 if (card->fe == NULL)
 605                         card->fe = dvb_attach(zl10353_attach, &thomson_dtt7579_zl10353_config,
 606                                                   card->i2c_adapter);
 607
 608                 if (card->fe != NULL) {
 609                         card->fe->ops.tuner_ops.calc_regs = thomson_dtt7579_tuner_calc_regs;
 610                         card->fe->ops.info.frequency_min = 174000000;
 611                         card->fe->ops.info.frequency_max = 862000000;
 612                 }
 613                 break;
 614
 615         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 616                 lgdt330x_reset(card);
 617                 card->fe = dvb_attach(lgdt330x_attach, &tdvs_tua6034_config, card->i2c_adapter);
 618                 if (card->fe != NULL) {
 619                         dvb_attach(simple_tuner_attach, card->fe,
 620                                    card->i2c_adapter, 0x61,
 621                                    TUNER_LG_TDVS_H06XF);
 622                         dprintk ("dvb_bt8xx: lgdt330x detected\n");
 623                 }
 624                 break;
 625
 626         case BTTV_BOARD_NEBULA_DIGITV:
 627                 /*
 628                  * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
 629                  * this would be a cleaner solution than trying each frontend in turn.
 630                  */
 631
 632                 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
 633                 digitv_alps_tded4_reset(card);
 634                 card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);
 635                 if (card->fe != NULL) {
 636                         card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;
 637                         dprintk ("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
 638                         break;
 639                 }
 640
 641                 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
 642                 digitv_alps_tded4_reset(card);
 643                 card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);
 644
 645                 if (card->fe != NULL) {
 646                         card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;
 647                         dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
 648                 }
 649                 break;
 650
 651         case BTTV_BOARD_AVDVBT_761:
 652                 card->fe = dvb_attach(sp887x_attach, &microtune_mt7202dtf_config, card->i2c_adapter);
 653                 if (card->fe) {
 654                         card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;
 655                 }
 656                 break;
 657
 658         case BTTV_BOARD_AVDVBT_771:
 659                 card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
 660                 if (card->fe != NULL) {
 661                         card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;
 662                         card->fe->ops.info.frequency_min = 174000000;
 663                         card->fe->ops.info.frequency_max = 862000000;
 664                 }
 665                 break;
 666
 667         case BTTV_BOARD_TWINHAN_DST:
 668                 /*      DST is not a frontend driver !!!                */
 669                 state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
 670                 if (!state) {
 671                         pr_err("No memory\n");
 672                         break;
 673                 }
 674                 /*      Setup the Card                                  */
 675                 state->config = &dst_config;
 676                 state->i2c = card->i2c_adapter;
 677                 state->bt = card->bt;
 678                 state->dst_ca = NULL;
 679                 /*      DST is not a frontend, attaching the ASIC       */
 680                 if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
 681                         pr_err("%s: Could not find a Twinhan DST\n", __func__);
 682                         break;
 683                 }
 684                 /*      Attach other DST peripherals if any             */
 685                 /*      Conditional Access device                       */
 686                 card->fe = &state->frontend;
 687                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 688                         dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
 689                 break;
 690
 691         case BTTV_BOARD_PINNACLESAT:
 692                 card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);
 693                 if (card->fe) {
 694                         card->fe->ops.tuner_ops.init = pinnsat_tuner_init;
 695                         card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;
 696                         card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;
 697                 }
 698                 break;
 699
 700         case BTTV_BOARD_PC_HDTV:
 701                 card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);
 702                 if (card->fe != NULL)
 703                         dvb_attach(simple_tuner_attach, card->fe,
 704                                    card->i2c_adapter, 0x61,
 705                                    TUNER_PHILIPS_FCV1236D);
 706                 break;
 707         }
 708
 709         if (card->fe == NULL)
 710                 pr_err("A frontend driver was not found for device [%04x:%04x] subsystem [%04x:%04x]\n",
 711                        card->bt->dev->vendor,
 712                        card->bt->dev->device,
 713                        card->bt->dev->subsystem_vendor,
 714                        card->bt->dev->subsystem_device);
 715         else
 716                 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
 717                         pr_err("Frontend registration failed!\n");
 718                         dvb_frontend_detach(card->fe);
 719                         card->fe = NULL;
 720                 }
 721 }
 722
 723 static int __devinit dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
 724 {
 725         int result;
 726
 727         result = dvb_register_adapter(&card->dvb_adapter, card->card_name,
 728                                       THIS_MODULE, &card->bt->dev->dev,
 729                                       adapter_nr);
 730         if (result < 0) {
 731                 pr_err("dvb_register_adapter failed (errno = %d)\n", result);
 732                 return result;
 733         }
 734         card->dvb_adapter.priv = card;
 735
 736         card->bt->adapter = card->i2c_adapter;
 737
 738         memset(&card->demux, 0, sizeof(struct dvb_demux));
 739
 740         card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
 741
 742         card->demux.priv = card;
 743         card->demux.filternum = 256;
 744         card->demux.feednum = 256;
 745         card->demux.start_feed = dvb_bt8xx_start_feed;
 746         card->demux.stop_feed = dvb_bt8xx_stop_feed;
 747         card->demux.write_to_decoder = NULL;
 748
 749         result = dvb_dmx_init(&card->demux);
 750         if (result < 0) {
 751                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 752                 goto err_unregister_adaptor;
 753         }
 754
 755         card->dmxdev.filternum = 256;
 756         card->dmxdev.demux = &card->demux.dmx;
 757         card->dmxdev.capabilities = 0;
 758
 759         result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter);
 760         if (result < 0) {
 761                 pr_err("dvb_dmxdev_init failed (errno = %d)\n", result);
 762                 goto err_dmx_release;
 763         }
 764
 765         card->fe_hw.source = DMX_FRONTEND_0;
 766
 767         result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw);
 768         if (result < 0) {
 769                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 770                 goto err_dmxdev_release;
 771         }
 772
 773         card->fe_mem.source = DMX_MEMORY_FE;
 774
 775         result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem);
 776         if (result < 0) {
 777                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 778                 goto err_remove_hw_frontend;
 779         }
 780
 781         result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw);
 782         if (result < 0) {
 783                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 784                 goto err_remove_mem_frontend;
 785         }
 786
 787         result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
 788         if (result < 0) {
 789                 pr_err("dvb_net_init failed (errno = %d)\n", result);
 790                 goto err_disconnect_frontend;
 791         }
 792
 793         tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
 794
 795         frontend_init(card, type);
 796
 797         return 0;
 798
 799 err_disconnect_frontend:
 800         card->demux.dmx.disconnect_frontend(&card->demux.dmx);
 801 err_remove_mem_frontend:
 802         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 803 err_remove_hw_frontend:
 804         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 805 err_dmxdev_release:
 806         dvb_dmxdev_release(&card->dmxdev);
 807 err_dmx_release:
 808         dvb_dmx_release(&card->demux);
 809 err_unregister_adaptor:
 810         dvb_unregister_adapter(&card->dvb_adapter);
 811         return result;
 812 }
 813
 814 static int __devinit dvb_bt8xx_probe(struct bttv_sub_device *sub)
 815 {
 816         struct dvb_bt8xx_card *card;
 817         struct pci_dev* bttv_pci_dev;
 818         int ret;
 819
 820         if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
 821                 return -ENOMEM;
 822
 823         mutex_init(&card->lock);
 824         card->bttv_nr = sub->core->nr;
 825         strlcpy(card->card_name, sub->core->v4l2_dev.name, sizeof(card->card_name));
 826         card->i2c_adapter = &sub->core->i2c_adap;
 827
 828         switch(sub->core->type) {
 829         case BTTV_BOARD_PINNACLESAT:
 830                 card->gpio_mode = 0x0400c060;
 831                 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
 832                               BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
 833                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 834                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 835                 break;
 836
 837         case BTTV_BOARD_DVICO_DVBT_LITE:
 838                 card->gpio_mode = 0x0400C060;
 839                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 840                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 841                 /* 26, 15, 14, 6, 5
 842                  * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
 843                  * DA_APP(parallel) */
 844                 break;
 845
 846         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 847                 card->gpio_mode = 0x0400c060;
 848                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 849                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 850                 break;
 851
 852         case BTTV_BOARD_NEBULA_DIGITV:
 853         case BTTV_BOARD_AVDVBT_761:
 854                 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
 855                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 856                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 857                 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
 858                 break;
 859
 860         case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
 861                 card->gpio_mode = 0x0400402B;
 862                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 863                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 864                 /* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
 865                 break;
 866
 867         case BTTV_BOARD_TWINHAN_DST:
 868                 card->gpio_mode = 0x2204f2c;
 869                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 870                 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
 871                                        BT878_APPERR | BT878_AFBUS;
 872                 /* 25,21,14,11,10,9,8,3,2 then
 873                  * 0x33 = 5,4,1,0
 874                  * A_SEL=SML, DA_MLB, DA_SBR,
 875                  * DA_SDR=f, fifo trigger = 32 DWORDS
 876                  * IOM = 0 == audio A/D
 877                  * DPM = 0 == digital audio mode
 878                  * == async data parallel port
 879                  * then 0x33 (13 is set by start_capture)
 880                  * DA_APP = async data parallel port,
 881                  * ACAP_EN = 1,
 882                  * RISC+FIFO ENABLE */
 883                 break;
 884
 885         case BTTV_BOARD_PC_HDTV:
 886                 card->gpio_mode = 0x0100EC7B;
 887                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 888                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 889                 break;
 890
 891         default:
 892                 pr_err("Unknown bttv card type: %d\n", sub->core->type);
 893                 kfree(card);
 894                 return -ENODEV;
 895         }
 896
 897         dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
 898
 899         if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
 900                 pr_err("no pci device for card %d\n", card->bttv_nr);
 901                 kfree(card);
 902                 return -ENODEV;
 903         }
 904
 905         if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
 906                 pr_err("unable to determine DMA core of card %d,\n", card->bttv_nr);
 907                 pr_err("if you have the ALSA bt87x audio driver installed, try removing it.\n");
 908
 909                 kfree(card);
 910                 return -ENODEV;
 911         }
 912
 913         mutex_init(&card->bt->gpio_lock);
 914         card->bt->bttv_nr = sub->core->nr;
 915
 916         if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
 917                 kfree(card);
 918                 return ret;
 919         }
 920
 921         dev_set_drvdata(&sub->dev, card);
 922         return 0;
 923 }
 924
 925 static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
 926 {
 927         struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
 928
 929         dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
 930
 931         bt878_stop(card->bt);
 932         tasklet_kill(&card->bt->tasklet);
 933         dvb_net_release(&card->dvbnet);
 934         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 935         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 936         dvb_dmxdev_release(&card->dmxdev);
 937         dvb_dmx_release(&card->demux);
 938         if (card->fe) {
 939                 dvb_unregister_frontend(card->fe);
 940                 dvb_frontend_detach(card->fe);
 941         }
 942         dvb_unregister_adapter(&card->dvb_adapter);
 943
 944         kfree(card);
 945 }
 946
 947 static struct bttv_sub_driver driver = {
 948         .drv = {
 949                 .name           = "dvb-bt8xx",
 950         },
 951         .probe          = dvb_bt8xx_probe,
 952         .remove         = dvb_bt8xx_remove,
 953         /* FIXME:
 954          * .shutdown    = dvb_bt8xx_shutdown,
 955          * .suspend     = dvb_bt8xx_suspend,
 956          * .resume      = dvb_bt8xx_resume,
 957          */
 958 };
 959
 960 static int __init dvb_bt8xx_init(void)
 961 {
 962         return bttv_sub_register(&driver, "dvb");
 963 }
 964
 965 static void __exit dvb_bt8xx_exit(void)
 966 {
 967         bttv_sub_unregister(&driver);
 968 }
 969
 970 module_init(dvb_bt8xx_init);
 971 module_exit(dvb_bt8xx_exit);
 972
 973 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
 974 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
 975 MODULE_LICENSE("GPL");