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  */
  17
  18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20 #include <linux/bitops.h>
  21 #include <linux/module.h>
  22 #include <linux/init.h>
  23 #include <linux/kernel.h>
  24 #include <linux/device.h>
  25 #include <linux/delay.h>
  26 #include <linux/slab.h>
  27 #include <linux/i2c.h>
  28
  29 #include "dmxdev.h"
  30 #include "dvbdev.h"
  31 #include "dvb_demux.h"
  32 #include "dvb_frontend.h"
  33 #include "dvb-bt8xx.h"
  34 #include "bt878.h"
  35
  36 static int debug;
  37
  38 module_param(debug, int, 0644);
  39 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
  40
  41 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  42
  43 #define dprintk(fmt, arg...) do {                               \
  44         if (debug)                                              \
  45                 printk(KERN_DEBUG pr_fmt("%s: " fmt),           \
  46                        __func__, ##arg);                        \
  47 } while (0)
  48
  49
  50 #define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
  51
  52 static void dvb_bt8xx_task(unsigned long data)
  53 {
  54         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data;
  55
  56         dprintk("%d\n", card->bt->finished_block);
  57
  58         while (card->bt->last_block != card->bt->finished_block) {
  59                 (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
  60                         (&card->demux,
  61                          &card->bt->buf_cpu[card->bt->last_block *
  62                                             card->bt->block_bytes],
  63                          card->bt->block_bytes);
  64                 card->bt->last_block = (card->bt->last_block + 1) %
  65                                         card->bt->block_count;
  66         }
  67 }
  68
  69 static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
  70 {
  71         struct dvb_demux*dvbdmx = dvbdmxfeed->demux;
  72         struct dvb_bt8xx_card *card = dvbdmx->priv;
  73         int rc;
  74
  75         dprintk("dvb_bt8xx: start_feed\n");
  76
  77         if (!dvbdmx->dmx.frontend)
  78                 return -EINVAL;
  79
  80         mutex_lock(&card->lock);
  81         card->nfeeds++;
  82         rc = card->nfeeds;
  83         if (card->nfeeds == 1)
  84                 bt878_start(card->bt, card->gpio_mode,
  85                             card->op_sync_orin, card->irq_err_ignore);
  86         mutex_unlock(&card->lock);
  87         return rc;
  88 }
  89
  90 static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
  91 {
  92         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  93         struct dvb_bt8xx_card *card = dvbdmx->priv;
  94
  95         dprintk("dvb_bt8xx: stop_feed\n");
  96
  97         if (!dvbdmx->dmx.frontend)
  98                 return -EINVAL;
  99
 100         mutex_lock(&card->lock);
 101         card->nfeeds--;
 102         if (card->nfeeds == 0)
 103                 bt878_stop(card->bt);
 104         mutex_unlock(&card->lock);
 105
 106         return 0;
 107 }
 108
 109 static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)
 110 {
 111         if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&
 112                 (adev->subsystem_device == bdev->subsystem_device) &&
 113                 (adev->bus->number == bdev->bus->number) &&
 114                 (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))
 115                 return 1;
 116         return 0;
 117 }
 118
 119 static struct bt878 *dvb_bt8xx_878_match(unsigned int bttv_nr,
 120                                          struct pci_dev* bttv_pci_dev)
 121 {
 122         unsigned int card_nr;
 123
 124         /* Hmm, n squared. Hope n is small */
 125         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 126                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 127                         return &bt878[card_nr];
 128         return NULL;
 129 }
 130
 131 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 132 {
 133         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 134         static u8 mt352_reset [] = { 0x50, 0x80 };
 135         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 136         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 137         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 138         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 139
 140         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 141         udelay(2000);
 142         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 143         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 144
 145         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 146         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 147         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 148
 149         return 0;
 150 }
 151
 152 static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend *fe, u8* pllbuf, int buf_len)
 153 {
 154         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 155         u32 div;
 156         unsigned char bs = 0;
 157         unsigned char cp = 0;
 158
 159         if (buf_len < 5)
 160                 return -EINVAL;
 161
 162         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 163
 164         if (c->frequency < 542000000)
 165                 cp = 0xb4;
 166         else if (c->frequency < 771000000)
 167                 cp = 0xbc;
 168         else
 169                 cp = 0xf4;
 170
 171         if (c->frequency == 0)
 172                 bs = 0x03;
 173         else if (c->frequency < 443250000)
 174                 bs = 0x02;
 175         else
 176                 bs = 0x08;
 177
 178         pllbuf[0] = 0x60;
 179         pllbuf[1] = div >> 8;
 180         pllbuf[2] = div & 0xff;
 181         pllbuf[3] = cp;
 182         pllbuf[4] = bs;
 183
 184         return 5;
 185 }
 186
 187 static struct mt352_config thomson_dtt7579_config = {
 188         .demod_address = 0x0f,
 189         .demod_init = thomson_dtt7579_demod_init,
 190 };
 191
 192 static struct zl10353_config thomson_dtt7579_zl10353_config = {
 193         .demod_address = 0x0f,
 194 };
 195
 196 static int cx24108_tuner_set_params(struct dvb_frontend *fe)
 197 {
 198         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 199         u32 freq = c->frequency;
 200         int i, a, n, pump;
 201         u32 band, pll;
 202         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 203                 1576000,1718000,1856000,2036000,2150000};
 204         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 205                 0x00102000,0x00104000,0x00108000,0x00110000,
 206                 0x00120000,0x00140000};
 207
 208         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 209         dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);
 210
 211         /* This is really the bit driving the tuner chip cx24108 */
 212
 213         if (freq<950000)
 214                 freq = 950000; /* kHz */
 215         else if (freq>2150000)
 216                 freq = 2150000; /* satellite IF is 950..2150MHz */
 217
 218         /* decide which VCO to use for the input frequency */
 219         for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);
 220         dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);
 221         band=bandsel[i];
 222         /* the gain values must be set by SetSymbolrate */
 223         /* compute the pll divider needed, from Conexant data sheet,
 224            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 225            depending on the divider bit. It is set to /4 on the 2 lowest
 226            bands  */
 227         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 228         a=n%32; n/=32; if(a==0) n--;
 229         pump=(freq<(osci[i-1]+osci[i])/2);
 230         pll=0xf8000000|
 231             ((pump?1:2)<<(14+11))|
 232             ((n&0x1ff)<<(5+11))|
 233             ((a&0x1f)<<11);
 234         /* everything is shifted left 11 bits to left-align the bits in the
 235            32bit word. Output to the tuner goes MSB-aligned, after all */
 236         dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);
 237         cx24110_pll_write(fe,band);
 238         /* set vga and vca to their widest-band settings, as a precaution.
 239            SetSymbolrate might not be called to set this up */
 240         cx24110_pll_write(fe,0x500c0000);
 241         cx24110_pll_write(fe,0x83f1f800);
 242         cx24110_pll_write(fe,pll);
 243         //writereg(client,0x56,0x7f);
 244
 245         return 0;
 246 }
 247
 248 static int pinnsat_tuner_init(struct dvb_frontend* fe)
 249 {
 250         struct dvb_bt8xx_card *card = fe->dvb->priv;
 251
 252         bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
 253         bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
 254
 255         return 0;
 256 }
 257
 258 static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
 259 {
 260         struct dvb_bt8xx_card *card = fe->dvb->priv;
 261
 262         bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
 263
 264         return 0;
 265 }
 266
 267 static struct cx24110_config pctvsat_config = {
 268         .demod_address = 0x55,
 269 };
 270
 271 static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)
 272 {
 273         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 274         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 275         u8 cfg, cpump, band_select;
 276         u8 data[4];
 277         u32 div;
 278         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 279
 280         div = (36000000 + c->frequency + 83333) / 166666;
 281         cfg = 0x88;
 282
 283         if (c->frequency < 175000000)
 284                 cpump = 2;
 285         else if (c->frequency < 390000000)
 286                 cpump = 1;
 287         else if (c->frequency < 470000000)
 288                 cpump = 2;
 289         else if (c->frequency < 750000000)
 290                 cpump = 2;
 291         else
 292                 cpump = 3;
 293
 294         if (c->frequency < 175000000)
 295                 band_select = 0x0e;
 296         else if (c->frequency < 470000000)
 297                 band_select = 0x05;
 298         else
 299                 band_select = 0x03;
 300
 301         data[0] = (div >> 8) & 0x7f;
 302         data[1] = div & 0xff;
 303         data[2] = ((div >> 10) & 0x60) | cfg;
 304         data[3] = (cpump << 6) | band_select;
 305
 306         if (fe->ops.i2c_gate_ctrl)
 307                 fe->ops.i2c_gate_ctrl(fe, 1);
 308         i2c_transfer(card->i2c_adapter, &msg, 1);
 309         return (div * 166666 - 36000000);
 310 }
 311
 312 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 313 {
 314         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 315
 316         return reject_firmware(fw, name, &bt->bt->dev->dev);
 317 }
 318
 319 static const struct sp887x_config microtune_mt7202dtf_config = {
 320         .demod_address = 0x70,
 321         .request_firmware = microtune_mt7202dtf_request_firmware,
 322 };
 323
 324 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
 325 {
 326         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 327         static u8 mt352_reset [] = { 0x50, 0x80 };
 328         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 329         static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 330                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 331         static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
 332         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 333
 334         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 335         udelay(2000);
 336         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 337         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 338
 339         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 340         udelay(2000);
 341         mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
 342         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 343
 344         return 0;
 345 }
 346
 347 static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
 348 {
 349         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 350         u32 div;
 351         unsigned char bs = 0;
 352         unsigned char cp = 0;
 353
 354         if (buf_len < 5) return -EINVAL;
 355
 356         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 357
 358         if (c->frequency < 150000000)
 359                 cp = 0xB4;
 360         else if (c->frequency < 173000000)
 361                 cp = 0xBC;
 362         else if (c->frequency < 250000000)
 363                 cp = 0xB4;
 364         else if (c->frequency < 400000000)
 365                 cp = 0xBC;
 366         else if (c->frequency < 420000000)
 367                 cp = 0xF4;
 368         else if (c->frequency < 470000000)
 369                 cp = 0xFC;
 370         else if (c->frequency < 600000000)
 371                 cp = 0xBC;
 372         else if (c->frequency < 730000000)
 373                 cp = 0xF4;
 374         else
 375                 cp = 0xFC;
 376
 377         if (c->frequency < 150000000)
 378                 bs = 0x01;
 379         else if (c->frequency < 173000000)
 380                 bs = 0x01;
 381         else if (c->frequency < 250000000)
 382                 bs = 0x02;
 383         else if (c->frequency < 400000000)
 384                 bs = 0x02;
 385         else if (c->frequency < 420000000)
 386                 bs = 0x02;
 387         else if (c->frequency < 470000000)
 388                 bs = 0x02;
 389         else if (c->frequency < 600000000)
 390                 bs = 0x08;
 391         else if (c->frequency < 730000000)
 392                 bs = 0x08;
 393         else
 394                 bs = 0x08;
 395
 396         pllbuf[0] = 0x61;
 397         pllbuf[1] = div >> 8;
 398         pllbuf[2] = div & 0xff;
 399         pllbuf[3] = cp;
 400         pllbuf[4] = bs;
 401
 402         return 5;
 403 }
 404
 405 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 406         .demod_address = 0x0f,
 407         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 408 };
 409
 410 static struct dst_config dst_config = {
 411         .demod_address = 0x55,
 412 };
 413
 414 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 415 {
 416         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 417
 418         return reject_firmware(fw, name, &bt->bt->dev->dev);
 419 }
 420
 421 static void or51211_setmode(struct dvb_frontend * fe, int mode)
 422 {
 423         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 424         bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
 425         msleep(20);
 426 }
 427
 428 static void or51211_reset(struct dvb_frontend * fe)
 429 {
 430         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 431
 432         /* RESET DEVICE
 433          * reset is controlled by GPIO-0
 434          * when set to 0 causes reset and when to 1 for normal op
 435          * must remain reset for 128 clock cycles on a 50Mhz clock
 436          * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4
 437          * We assume that the reset has be held low long enough or we
 438          * have been reset by a power on.  When the driver is unloaded
 439          * reset set to 0 so if reloaded we have been reset.
 440          */
 441         /* reset & PRM1,2&4 are outputs */
 442         int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
 443         if (ret != 0)
 444                 pr_warn("or51211: Init Error - Can't Reset DVR (%i)\n", ret);
 445         bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
 446         msleep(20);
 447         /* Now set for normal operation */
 448         bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
 449         /* wait for operation to begin */
 450         msleep(500);
 451 }
 452
 453 static void or51211_sleep(struct dvb_frontend * fe)
 454 {
 455         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 456         bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
 457 }
 458
 459 static const struct or51211_config or51211_config = {
 460         .demod_address = 0x15,
 461         .request_firmware = or51211_request_firmware,
 462         .setmode = or51211_setmode,
 463         .reset = or51211_reset,
 464         .sleep = or51211_sleep,
 465 };
 466
 467 static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)
 468 {
 469         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 470         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 471         u8 buf[4];
 472         u32 div;
 473         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
 474
 475         div = (c->frequency + 36166667) / 166667;
 476
 477         buf[0] = (div >> 8) & 0x7F;
 478         buf[1] = div & 0xFF;
 479         buf[2] = 0x85;
 480         if ((c->frequency >= 47000000) && (c->frequency < 153000000))
 481                 buf[3] = 0x01;
 482         else if ((c->frequency >= 153000000) && (c->frequency < 430000000))
 483                 buf[3] = 0x02;
 484         else if ((c->frequency >= 430000000) && (c->frequency < 824000000))
 485                 buf[3] = 0x0C;
 486         else if ((c->frequency >= 824000000) && (c->frequency < 863000000))
 487                 buf[3] = 0x8C;
 488         else
 489                 return -EINVAL;
 490
 491         if (fe->ops.i2c_gate_ctrl)
 492                 fe->ops.i2c_gate_ctrl(fe, 1);
 493         i2c_transfer(card->i2c_adapter, &msg, 1);
 494         return 0;
 495 }
 496
 497 static struct nxt6000_config vp3021_alps_tded4_config = {
 498         .demod_address = 0x0a,
 499         .clock_inversion = 1,
 500 };
 501
 502 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
 503 {
 504         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 505         static u8 mt352_reset [] = { 0x50, 0x80 };
 506         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 507         static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
 508         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 509
 510         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 511         udelay(2000);
 512         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 513         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 514         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 515         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 516
 517         return 0;
 518 }
 519
 520 static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend *fe,  u8 *pllbuf, int buf_len)
 521 {
 522         u32 div;
 523         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 524
 525         if (buf_len < 5)
 526                 return -EINVAL;
 527
 528         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 529
 530         pllbuf[0] = 0x61;
 531         pllbuf[1] = (div >> 8) & 0x7F;
 532         pllbuf[2] = div & 0xFF;
 533         pllbuf[3] = 0x85;
 534
 535         dprintk("frequency %u, div %u\n", c->frequency, div);
 536
 537         if (c->frequency < 470000000)
 538                 pllbuf[4] = 0x02;
 539         else if (c->frequency > 823000000)
 540                 pllbuf[4] = 0x88;
 541         else
 542                 pllbuf[4] = 0x08;
 543
 544         if (c->bandwidth_hz == 8000000)
 545                 pllbuf[4] |= 0x04;
 546
 547         return 5;
 548 }
 549
 550 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
 551 {
 552         /*
 553          * Reset the frontend, must be called before trying
 554          * to initialise the MT352 or mt352_attach
 555          * will fail. Same goes for the nxt6000 frontend.
 556          *
 557          */
 558
 559         int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
 560         if (ret != 0)
 561                 pr_warn("digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n",
 562                         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                         kfree(state);
 683                         break;
 684                 }
 685                 /*      Attach other DST peripherals if any             */
 686                 /*      Conditional Access device                       */
 687                 card->fe = &state->frontend;
 688                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 689                         dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
 690                 break;
 691
 692         case BTTV_BOARD_PINNACLESAT:
 693                 card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);
 694                 if (card->fe) {
 695                         card->fe->ops.tuner_ops.init = pinnsat_tuner_init;
 696                         card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;
 697                         card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;
 698                 }
 699                 break;
 700
 701         case BTTV_BOARD_PC_HDTV:
 702                 card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);
 703                 if (card->fe != NULL)
 704                         dvb_attach(simple_tuner_attach, card->fe,
 705                                    card->i2c_adapter, 0x61,
 706                                    TUNER_PHILIPS_FCV1236D);
 707                 break;
 708         }
 709
 710         if (card->fe == NULL)
 711                 pr_err("A frontend driver was not found for device [%04x:%04x] subsystem [%04x:%04x]\n",
 712                        card->bt->dev->vendor,
 713                        card->bt->dev->device,
 714                        card->bt->dev->subsystem_vendor,
 715                        card->bt->dev->subsystem_device);
 716         else
 717                 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
 718                         pr_err("Frontend registration failed!\n");
 719                         dvb_frontend_detach(card->fe);
 720                         card->fe = NULL;
 721                 }
 722 }
 723
 724 static int dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
 725 {
 726         int result;
 727
 728         result = dvb_register_adapter(&card->dvb_adapter, card->card_name,
 729                                       THIS_MODULE, &card->bt->dev->dev,
 730                                       adapter_nr);
 731         if (result < 0) {
 732                 pr_err("dvb_register_adapter failed (errno = %d)\n", result);
 733                 return result;
 734         }
 735         card->dvb_adapter.priv = card;
 736
 737         card->bt->adapter = card->i2c_adapter;
 738
 739         memset(&card->demux, 0, sizeof(struct dvb_demux));
 740
 741         card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
 742
 743         card->demux.priv = card;
 744         card->demux.filternum = 256;
 745         card->demux.feednum = 256;
 746         card->demux.start_feed = dvb_bt8xx_start_feed;
 747         card->demux.stop_feed = dvb_bt8xx_stop_feed;
 748         card->demux.write_to_decoder = NULL;
 749
 750         result = dvb_dmx_init(&card->demux);
 751         if (result < 0) {
 752                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 753                 goto err_unregister_adaptor;
 754         }
 755
 756         card->dmxdev.filternum = 256;
 757         card->dmxdev.demux = &card->demux.dmx;
 758         card->dmxdev.capabilities = 0;
 759
 760         result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter);
 761         if (result < 0) {
 762                 pr_err("dvb_dmxdev_init failed (errno = %d)\n", result);
 763                 goto err_dmx_release;
 764         }
 765
 766         card->fe_hw.source = DMX_FRONTEND_0;
 767
 768         result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw);
 769         if (result < 0) {
 770                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 771                 goto err_dmxdev_release;
 772         }
 773
 774         card->fe_mem.source = DMX_MEMORY_FE;
 775
 776         result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem);
 777         if (result < 0) {
 778                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 779                 goto err_remove_hw_frontend;
 780         }
 781
 782         result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw);
 783         if (result < 0) {
 784                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 785                 goto err_remove_mem_frontend;
 786         }
 787
 788         result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
 789         if (result < 0) {
 790                 pr_err("dvb_net_init failed (errno = %d)\n", result);
 791                 goto err_disconnect_frontend;
 792         }
 793
 794         tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
 795
 796         frontend_init(card, type);
 797
 798         return 0;
 799
 800 err_disconnect_frontend:
 801         card->demux.dmx.disconnect_frontend(&card->demux.dmx);
 802 err_remove_mem_frontend:
 803         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 804 err_remove_hw_frontend:
 805         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 806 err_dmxdev_release:
 807         dvb_dmxdev_release(&card->dmxdev);
 808 err_dmx_release:
 809         dvb_dmx_release(&card->demux);
 810 err_unregister_adaptor:
 811         dvb_unregister_adapter(&card->dvb_adapter);
 812         return result;
 813 }
 814
 815 static int dvb_bt8xx_probe(struct bttv_sub_device *sub)
 816 {
 817         struct dvb_bt8xx_card *card;
 818         struct pci_dev* bttv_pci_dev;
 819         int ret;
 820
 821         if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
 822                 return -ENOMEM;
 823
 824         mutex_init(&card->lock);
 825         card->bttv_nr = sub->core->nr;
 826         strlcpy(card->card_name, sub->core->v4l2_dev.name, sizeof(card->card_name));
 827         card->i2c_adapter = &sub->core->i2c_adap;
 828
 829         switch(sub->core->type) {
 830         case BTTV_BOARD_PINNACLESAT:
 831                 card->gpio_mode = 0x0400c060;
 832                 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
 833                               BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
 834                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 835                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 836                 break;
 837
 838         case BTTV_BOARD_DVICO_DVBT_LITE:
 839                 card->gpio_mode = 0x0400C060;
 840                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 841                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 842                 /* 26, 15, 14, 6, 5
 843                  * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
 844                  * DA_APP(parallel) */
 845                 break;
 846
 847         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 848                 card->gpio_mode = 0x0400c060;
 849                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 850                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 851                 break;
 852
 853         case BTTV_BOARD_NEBULA_DIGITV:
 854         case BTTV_BOARD_AVDVBT_761:
 855                 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
 856                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 857                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 858                 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
 859                 break;
 860
 861         case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
 862                 card->gpio_mode = 0x0400402B;
 863                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 864                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 865                 /* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
 866                 break;
 867
 868         case BTTV_BOARD_TWINHAN_DST:
 869                 card->gpio_mode = 0x2204f2c;
 870                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 871                 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
 872                                        BT878_APPERR | BT878_AFBUS;
 873                 /* 25,21,14,11,10,9,8,3,2 then
 874                  * 0x33 = 5,4,1,0
 875                  * A_SEL=SML, DA_MLB, DA_SBR,
 876                  * DA_SDR=f, fifo trigger = 32 DWORDS
 877                  * IOM = 0 == audio A/D
 878                  * DPM = 0 == digital audio mode
 879                  * == async data parallel port
 880                  * then 0x33 (13 is set by start_capture)
 881                  * DA_APP = async data parallel port,
 882                  * ACAP_EN = 1,
 883                  * RISC+FIFO ENABLE */
 884                 break;
 885
 886         case BTTV_BOARD_PC_HDTV:
 887                 card->gpio_mode = 0x0100EC7B;
 888                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 889                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 890                 break;
 891
 892         default:
 893                 pr_err("Unknown bttv card type: %d\n", sub->core->type);
 894                 kfree(card);
 895                 return -ENODEV;
 896         }
 897
 898         dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
 899
 900         if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
 901                 pr_err("no pci device for card %d\n", card->bttv_nr);
 902                 kfree(card);
 903                 return -ENODEV;
 904         }
 905
 906         if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
 907                 pr_err("unable to determine DMA core of card %d,\n", card->bttv_nr);
 908                 pr_err("if you have the ALSA bt87x audio driver installed, try removing it.\n");
 909
 910                 kfree(card);
 911                 return -ENODEV;
 912         }
 913
 914         mutex_init(&card->bt->gpio_lock);
 915         card->bt->bttv_nr = sub->core->nr;
 916
 917         if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
 918                 kfree(card);
 919                 return ret;
 920         }
 921
 922         dev_set_drvdata(&sub->dev, card);
 923         return 0;
 924 }
 925
 926 static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
 927 {
 928         struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
 929
 930         dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
 931
 932         bt878_stop(card->bt);
 933         tasklet_kill(&card->bt->tasklet);
 934         dvb_net_release(&card->dvbnet);
 935         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 936         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 937         dvb_dmxdev_release(&card->dmxdev);
 938         dvb_dmx_release(&card->demux);
 939         if (card->fe) {
 940                 dvb_unregister_frontend(card->fe);
 941                 dvb_frontend_detach(card->fe);
 942         }
 943         dvb_unregister_adapter(&card->dvb_adapter);
 944
 945         kfree(card);
 946 }
 947
 948 static struct bttv_sub_driver driver = {
 949         .drv = {
 950                 .name           = "dvb-bt8xx",
 951         },
 952         .probe          = dvb_bt8xx_probe,
 953         .remove         = dvb_bt8xx_remove,
 954         /* FIXME:
 955          * .shutdown    = dvb_bt8xx_shutdown,
 956          * .suspend     = dvb_bt8xx_suspend,
 957          * .resume      = dvb_bt8xx_resume,
 958          */
 959 };
 960
 961 static int __init dvb_bt8xx_init(void)
 962 {
 963         return bttv_sub_register(&driver, "dvb");
 964 }
 965
 966 static void __exit dvb_bt8xx_exit(void)
 967 {
 968         bttv_sub_unregister(&driver);
 969 }
 970
 971 module_init(dvb_bt8xx_init);
 972 module_exit(dvb_bt8xx_exit);
 973
 974 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
 975 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
 976 MODULE_LICENSE("GPL");