kernel/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 *dvb_bt8xx_878_match(unsigned int bttv_nr,
 122                                          struct pci_dev* bttv_pci_dev)
 123 {
 124         unsigned int card_nr;
 125
 126         /* Hmm, n squared. Hope n is small */
 127         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 128                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 129                         return &bt878[card_nr];
 130         return NULL;
 131 }
 132
 133 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 134 {
 135         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 136         static u8 mt352_reset [] = { 0x50, 0x80 };
 137         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 138         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 139         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 140         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 141
 142         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 143         udelay(2000);
 144         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 145         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 146
 147         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 148         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 149         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 150
 151         return 0;
 152 }
 153
 154 static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend *fe, u8* pllbuf, int buf_len)
 155 {
 156         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 157         u32 div;
 158         unsigned char bs = 0;
 159         unsigned char cp = 0;
 160
 161         if (buf_len < 5)
 162                 return -EINVAL;
 163
 164         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 165
 166         if (c->frequency < 542000000)
 167                 cp = 0xb4;
 168         else if (c->frequency < 771000000)
 169                 cp = 0xbc;
 170         else
 171                 cp = 0xf4;
 172
 173         if (c->frequency == 0)
 174                 bs = 0x03;
 175         else if (c->frequency < 443250000)
 176                 bs = 0x02;
 177         else
 178                 bs = 0x08;
 179
 180         pllbuf[0] = 0x60;
 181         pllbuf[1] = div >> 8;
 182         pllbuf[2] = div & 0xff;
 183         pllbuf[3] = cp;
 184         pllbuf[4] = bs;
 185
 186         return 5;
 187 }
 188
 189 static struct mt352_config thomson_dtt7579_config = {
 190         .demod_address = 0x0f,
 191         .demod_init = thomson_dtt7579_demod_init,
 192 };
 193
 194 static struct zl10353_config thomson_dtt7579_zl10353_config = {
 195         .demod_address = 0x0f,
 196 };
 197
 198 static int cx24108_tuner_set_params(struct dvb_frontend *fe)
 199 {
 200         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 201         u32 freq = c->frequency;
 202         int i, a, n, pump;
 203         u32 band, pll;
 204         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 205                 1576000,1718000,1856000,2036000,2150000};
 206         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 207                 0x00102000,0x00104000,0x00108000,0x00110000,
 208                 0x00120000,0x00140000};
 209
 210         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 211         dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);
 212
 213         /* This is really the bit driving the tuner chip cx24108 */
 214
 215         if (freq<950000)
 216                 freq = 950000; /* kHz */
 217         else if (freq>2150000)
 218                 freq = 2150000; /* satellite IF is 950..2150MHz */
 219
 220         /* decide which VCO to use for the input frequency */
 221         for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);
 222         dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);
 223         band=bandsel[i];
 224         /* the gain values must be set by SetSymbolrate */
 225         /* compute the pll divider needed, from Conexant data sheet,
 226            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 227            depending on the divider bit. It is set to /4 on the 2 lowest
 228            bands  */
 229         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 230         a=n%32; n/=32; if(a==0) n--;
 231         pump=(freq<(osci[i-1]+osci[i])/2);
 232         pll=0xf8000000|
 233             ((pump?1:2)<<(14+11))|
 234             ((n&0x1ff)<<(5+11))|
 235             ((a&0x1f)<<11);
 236         /* everything is shifted left 11 bits to left-align the bits in the
 237            32bit word. Output to the tuner goes MSB-aligned, after all */
 238         dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);
 239         cx24110_pll_write(fe,band);
 240         /* set vga and vca to their widest-band settings, as a precaution.
 241            SetSymbolrate might not be called to set this up */
 242         cx24110_pll_write(fe,0x500c0000);
 243         cx24110_pll_write(fe,0x83f1f800);
 244         cx24110_pll_write(fe,pll);
 245         //writereg(client,0x56,0x7f);
 246
 247         return 0;
 248 }
 249
 250 static int pinnsat_tuner_init(struct dvb_frontend* fe)
 251 {
 252         struct dvb_bt8xx_card *card = fe->dvb->priv;
 253
 254         bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
 255         bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
 256
 257         return 0;
 258 }
 259
 260 static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
 261 {
 262         struct dvb_bt8xx_card *card = fe->dvb->priv;
 263
 264         bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
 265
 266         return 0;
 267 }
 268
 269 static struct cx24110_config pctvsat_config = {
 270         .demod_address = 0x55,
 271 };
 272
 273 static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)
 274 {
 275         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 276         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 277         u8 cfg, cpump, band_select;
 278         u8 data[4];
 279         u32 div;
 280         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 281
 282         div = (36000000 + c->frequency + 83333) / 166666;
 283         cfg = 0x88;
 284
 285         if (c->frequency < 175000000)
 286                 cpump = 2;
 287         else if (c->frequency < 390000000)
 288                 cpump = 1;
 289         else if (c->frequency < 470000000)
 290                 cpump = 2;
 291         else if (c->frequency < 750000000)
 292                 cpump = 2;
 293         else
 294                 cpump = 3;
 295
 296         if (c->frequency < 175000000)
 297                 band_select = 0x0e;
 298         else if (c->frequency < 470000000)
 299                 band_select = 0x05;
 300         else
 301                 band_select = 0x03;
 302
 303         data[0] = (div >> 8) & 0x7f;
 304         data[1] = div & 0xff;
 305         data[2] = ((div >> 10) & 0x60) | cfg;
 306         data[3] = (cpump << 6) | band_select;
 307
 308         if (fe->ops.i2c_gate_ctrl)
 309                 fe->ops.i2c_gate_ctrl(fe, 1);
 310         i2c_transfer(card->i2c_adapter, &msg, 1);
 311         return (div * 166666 - 36000000);
 312 }
 313
 314 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 315 {
 316         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 317
 318         return request_firmware(fw, name, &bt->bt->dev->dev);
 319 }
 320
 321 static struct sp887x_config microtune_mt7202dtf_config = {
 322         .demod_address = 0x70,
 323         .request_firmware = microtune_mt7202dtf_request_firmware,
 324 };
 325
 326 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
 327 {
 328         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 329         static u8 mt352_reset [] = { 0x50, 0x80 };
 330         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 331         static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 332                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 333         static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
 334         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 335
 336         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 337         udelay(2000);
 338         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 339         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 340
 341         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 342         udelay(2000);
 343         mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
 344         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 345
 346         return 0;
 347 }
 348
 349 static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
 350 {
 351         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 352         u32 div;
 353         unsigned char bs = 0;
 354         unsigned char cp = 0;
 355
 356         if (buf_len < 5) return -EINVAL;
 357
 358         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 359
 360         if (c->frequency < 150000000)
 361                 cp = 0xB4;
 362         else if (c->frequency < 173000000)
 363                 cp = 0xBC;
 364         else if (c->frequency < 250000000)
 365                 cp = 0xB4;
 366         else if (c->frequency < 400000000)
 367                 cp = 0xBC;
 368         else if (c->frequency < 420000000)
 369                 cp = 0xF4;
 370         else if (c->frequency < 470000000)
 371                 cp = 0xFC;
 372         else if (c->frequency < 600000000)
 373                 cp = 0xBC;
 374         else if (c->frequency < 730000000)
 375                 cp = 0xF4;
 376         else
 377                 cp = 0xFC;
 378
 379         if (c->frequency < 150000000)
 380                 bs = 0x01;
 381         else if (c->frequency < 173000000)
 382                 bs = 0x01;
 383         else if (c->frequency < 250000000)
 384                 bs = 0x02;
 385         else if (c->frequency < 400000000)
 386                 bs = 0x02;
 387         else if (c->frequency < 420000000)
 388                 bs = 0x02;
 389         else if (c->frequency < 470000000)
 390                 bs = 0x02;
 391         else if (c->frequency < 600000000)
 392                 bs = 0x08;
 393         else if (c->frequency < 730000000)
 394                 bs = 0x08;
 395         else
 396                 bs = 0x08;
 397
 398         pllbuf[0] = 0x61;
 399         pllbuf[1] = div >> 8;
 400         pllbuf[2] = div & 0xff;
 401         pllbuf[3] = cp;
 402         pllbuf[4] = bs;
 403
 404         return 5;
 405 }
 406
 407 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 408         .demod_address = 0x0f,
 409         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 410 };
 411
 412 static struct dst_config dst_config = {
 413         .demod_address = 0x55,
 414 };
 415
 416 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 417 {
 418         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 419
 420         return request_firmware(fw, name, &bt->bt->dev->dev);
 421 }
 422
 423 static void or51211_setmode(struct dvb_frontend * fe, int mode)
 424 {
 425         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 426         bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
 427         msleep(20);
 428 }
 429
 430 static void or51211_reset(struct dvb_frontend * fe)
 431 {
 432         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 433
 434         /* RESET DEVICE
 435          * reset is controlled by GPIO-0
 436          * when set to 0 causes reset and when to 1 for normal op
 437          * must remain reset for 128 clock cycles on a 50Mhz clock
 438          * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4
 439          * We assume that the reset has be held low long enough or we
 440          * have been reset by a power on.  When the driver is unloaded
 441          * reset set to 0 so if reloaded we have been reset.
 442          */
 443         /* reset & PRM1,2&4 are outputs */
 444         int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
 445         if (ret != 0)
 446                 printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR (%i)\n", ret);
 447         bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
 448         msleep(20);
 449         /* Now set for normal operation */
 450         bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
 451         /* wait for operation to begin */
 452         msleep(500);
 453 }
 454
 455 static void or51211_sleep(struct dvb_frontend * fe)
 456 {
 457         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 458         bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
 459 }
 460
 461 static struct or51211_config or51211_config = {
 462         .demod_address = 0x15,
 463         .request_firmware = or51211_request_firmware,
 464         .setmode = or51211_setmode,
 465         .reset = or51211_reset,
 466         .sleep = or51211_sleep,
 467 };
 468
 469 static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)
 470 {
 471         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 472         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 473         u8 buf[4];
 474         u32 div;
 475         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
 476
 477         div = (c->frequency + 36166667) / 166667;
 478
 479         buf[0] = (div >> 8) & 0x7F;
 480         buf[1] = div & 0xFF;
 481         buf[2] = 0x85;
 482         if ((c->frequency >= 47000000) && (c->frequency < 153000000))
 483                 buf[3] = 0x01;
 484         else if ((c->frequency >= 153000000) && (c->frequency < 430000000))
 485                 buf[3] = 0x02;
 486         else if ((c->frequency >= 430000000) && (c->frequency < 824000000))
 487                 buf[3] = 0x0C;
 488         else if ((c->frequency >= 824000000) && (c->frequency < 863000000))
 489                 buf[3] = 0x8C;
 490         else
 491                 return -EINVAL;
 492
 493         if (fe->ops.i2c_gate_ctrl)
 494                 fe->ops.i2c_gate_ctrl(fe, 1);
 495         i2c_transfer(card->i2c_adapter, &msg, 1);
 496         return 0;
 497 }
 498
 499 static struct nxt6000_config vp3021_alps_tded4_config = {
 500         .demod_address = 0x0a,
 501         .clock_inversion = 1,
 502 };
 503
 504 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
 505 {
 506         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 507         static u8 mt352_reset [] = { 0x50, 0x80 };
 508         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 509         static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
 510         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 511
 512         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 513         udelay(2000);
 514         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 515         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 516         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 517         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 518
 519         return 0;
 520 }
 521
 522 static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend *fe,  u8 *pllbuf, int buf_len)
 523 {
 524         u32 div;
 525         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 526
 527         if (buf_len < 5)
 528                 return -EINVAL;
 529
 530         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 531
 532         pllbuf[0] = 0x61;
 533         pllbuf[1] = (div >> 8) & 0x7F;
 534         pllbuf[2] = div & 0xFF;
 535         pllbuf[3] = 0x85;
 536
 537         dprintk("frequency %u, div %u\n", c->frequency, div);
 538
 539         if (c->frequency < 470000000)
 540                 pllbuf[4] = 0x02;
 541         else if (c->frequency > 823000000)
 542                 pllbuf[4] = 0x88;
 543         else
 544                 pllbuf[4] = 0x08;
 545
 546         if (c->bandwidth_hz == 8000000)
 547                 pllbuf[4] |= 0x04;
 548
 549         return 5;
 550 }
 551
 552 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
 553 {
 554         /*
 555          * Reset the frontend, must be called before trying
 556          * to initialise the MT352 or mt352_attach
 557          * will fail. Same goes for the nxt6000 frontend.
 558          *
 559          */
 560
 561         int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
 562         if (ret != 0)
 563                 printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
 564
 565         /* Pulse the reset line */
 566         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 567         bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low  */
 568         msleep(100);
 569
 570         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 571 }
 572
 573 static struct mt352_config digitv_alps_tded4_config = {
 574         .demod_address = 0x0a,
 575         .demod_init = digitv_alps_tded4_demod_init,
 576 };
 577
 578 static struct lgdt330x_config tdvs_tua6034_config = {
 579         .demod_address    = 0x0e,
 580         .demod_chip       = LGDT3303,
 581         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 582 };
 583
 584 static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
 585 {
 586         /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
 587
 588         /* Pulse the reset line */
 589         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 590         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low  */
 591         msleep(100);
 592
 593         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 594         msleep(100);
 595 }
 596
 597 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
 598 {
 599         struct dst_state* state = NULL;
 600
 601         switch(type) {
 602         case BTTV_BOARD_DVICO_DVBT_LITE:
 603                 card->fe = dvb_attach(mt352_attach, &thomson_dtt7579_config, card->i2c_adapter);
 604
 605                 if (card->fe == NULL)
 606                         card->fe = dvb_attach(zl10353_attach, &thomson_dtt7579_zl10353_config,
 607                                                   card->i2c_adapter);
 608
 609                 if (card->fe != NULL) {
 610                         card->fe->ops.tuner_ops.calc_regs = thomson_dtt7579_tuner_calc_regs;
 611                         card->fe->ops.info.frequency_min = 174000000;
 612                         card->fe->ops.info.frequency_max = 862000000;
 613                 }
 614                 break;
 615
 616         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 617                 lgdt330x_reset(card);
 618                 card->fe = dvb_attach(lgdt330x_attach, &tdvs_tua6034_config, card->i2c_adapter);
 619                 if (card->fe != NULL) {
 620                         dvb_attach(simple_tuner_attach, card->fe,
 621                                    card->i2c_adapter, 0x61,
 622                                    TUNER_LG_TDVS_H06XF);
 623                         dprintk ("dvb_bt8xx: lgdt330x detected\n");
 624                 }
 625                 break;
 626
 627         case BTTV_BOARD_NEBULA_DIGITV:
 628                 /*
 629                  * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
 630                  * this would be a cleaner solution than trying each frontend in turn.
 631                  */
 632
 633                 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
 634                 digitv_alps_tded4_reset(card);
 635                 card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);
 636                 if (card->fe != NULL) {
 637                         card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;
 638                         dprintk ("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
 639                         break;
 640                 }
 641
 642                 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
 643                 digitv_alps_tded4_reset(card);
 644                 card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);
 645
 646                 if (card->fe != NULL) {
 647                         card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;
 648                         dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
 649                 }
 650                 break;
 651
 652         case BTTV_BOARD_AVDVBT_761:
 653                 card->fe = dvb_attach(sp887x_attach, &microtune_mt7202dtf_config, card->i2c_adapter);
 654                 if (card->fe) {
 655                         card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;
 656                 }
 657                 break;
 658
 659         case BTTV_BOARD_AVDVBT_771:
 660                 card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
 661                 if (card->fe != NULL) {
 662                         card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;
 663                         card->fe->ops.info.frequency_min = 174000000;
 664                         card->fe->ops.info.frequency_max = 862000000;
 665                 }
 666                 break;
 667
 668         case BTTV_BOARD_TWINHAN_DST:
 669                 /*      DST is not a frontend driver !!!                */
 670                 state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
 671                 if (!state) {
 672                         pr_err("No memory\n");
 673                         break;
 674                 }
 675                 /*      Setup the Card                                  */
 676                 state->config = &dst_config;
 677                 state->i2c = card->i2c_adapter;
 678                 state->bt = card->bt;
 679                 state->dst_ca = NULL;
 680                 /*      DST is not a frontend, attaching the ASIC       */
 681                 if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
 682                         pr_err("%s: Could not find a Twinhan DST\n", __func__);
 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");