git.oblomov.eu Git - linux-2.6/blob - drivers/media/dvb/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 #include <linux/bitops.h>
  23 #include <linux/module.h>
  24 #include <linux/moduleparam.h>
  25 #include <linux/init.h>
  26 #include <linux/device.h>
  27 #include <linux/delay.h>
  28 #include <linux/slab.h>
  29 #include <linux/i2c.h>
  30
  31 #include "dmxdev.h"
  32 #include "dvbdev.h"
  33 #include "dvb_demux.h"
  34 #include "dvb_frontend.h"
  35 #include "dvb-bt8xx.h"
  36 #include "bt878.h"
  37
  38 static int debug;
  39
  40 module_param(debug, int, 0644);
  41 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
  42
  43 #define dprintk( args... ) \
  44         do \
  45                 if (debug) printk(KERN_DEBUG args); \
  46         while (0)
  47
  48 static void dvb_bt8xx_task(unsigned long data)
  49 {
  50         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data;
  51
  52         //printk("%d ", card->bt->finished_block);
  53
  54         while (card->bt->last_block != card->bt->finished_block) {
  55                 (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
  56                         (&card->demux,
  57                          &card->bt->buf_cpu[card->bt->last_block *
  58                                             card->bt->block_bytes],
  59                          card->bt->block_bytes);
  60                 card->bt->last_block = (card->bt->last_block + 1) %
  61                                         card->bt->block_count;
  62         }
  63 }
  64
  65 static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
  66 {
  67         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  68         struct dvb_bt8xx_card *card = dvbdmx->priv;
  69         int rc;
  70
  71         dprintk("dvb_bt8xx: start_feed\n");
  72
  73         if (!dvbdmx->dmx.frontend)
  74                 return -EINVAL;
  75
  76         down(&card->lock);
  77         card->nfeeds++;
  78         rc = card->nfeeds;
  79         if (card->nfeeds == 1)
  80                 bt878_start(card->bt, card->gpio_mode,
  81                             card->op_sync_orin, card->irq_err_ignore);
  82         up(&card->lock);
  83         return rc;
  84 }
  85
  86 static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
  87 {
  88         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  89         struct dvb_bt8xx_card *card = dvbdmx->priv;
  90
  91         dprintk("dvb_bt8xx: stop_feed\n");
  92
  93         if (!dvbdmx->dmx.frontend)
  94                 return -EINVAL;
  95
  96         down(&card->lock);
  97         card->nfeeds--;
  98         if (card->nfeeds == 0)
  99                 bt878_stop(card->bt);
 100         up(&card->lock);
 101
 102         return 0;
 103 }
 104
 105 static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)
 106 {
 107         if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&
 108                 (adev->subsystem_device == bdev->subsystem_device) &&
 109                 (adev->bus->number == bdev->bus->number) &&
 110                 (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))
 111                 return 1;
 112         return 0;
 113 }
 114
 115 static struct bt878 __init *dvb_bt8xx_878_match(unsigned int bttv_nr, struct pci_dev* bttv_pci_dev)
 116 {
 117         unsigned int card_nr;
 118
 119         /* Hmm, n squared. Hope n is small */
 120         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 121                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 122                         return &bt878[card_nr];
 123         return NULL;
 124 }
 125
 126 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 127 {
 128         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 129         static u8 mt352_reset [] = { 0x50, 0x80 };
 130         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 131         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 132         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 133         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 134
 135         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 136         udelay(2000);
 137         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 138         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 139
 140         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 141         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 142         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 143
 144         return 0;
 145 }
 146
 147 static int thomson_dtt7579_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
 148 {
 149         u32 div;
 150         unsigned char bs = 0;
 151         unsigned char cp = 0;
 152
 153         #define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
 154         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 155
 156         if (params->frequency < 542000000)
 157                 cp = 0xb4;
 158         else if (params->frequency < 771000000)
 159                 cp = 0xbc;
 160         else
 161                 cp = 0xf4;
 162
 163         if (params->frequency == 0)
 164                 bs = 0x03;
 165         else if (params->frequency < 443250000)
 166                 bs = 0x02;
 167         else
 168                 bs = 0x08;
 169
 170         pllbuf[0] = 0xc0; // Note: non-linux standard PLL i2c address
 171         pllbuf[1] = div >> 8;
 172         pllbuf[2] = div & 0xff;
 173         pllbuf[3] = cp;
 174         pllbuf[4] = bs;
 175
 176         return 0;
 177 }
 178
 179 static struct mt352_config thomson_dtt7579_config = {
 180         .demod_address = 0x0f,
 181         .demod_init = thomson_dtt7579_demod_init,
 182         .pll_set = thomson_dtt7579_pll_set,
 183 };
 184
 185 static int cx24108_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 186 {
 187         u32 freq = params->frequency;
 188
 189         int i, a, n, pump;
 190         u32 band, pll;
 191
 192         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 193                 1576000,1718000,1856000,2036000,2150000};
 194         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 195                 0x00102000,0x00104000,0x00108000,0x00110000,
 196                 0x00120000,0x00140000};
 197
 198         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 199         printk("cx24108 debug: entering SetTunerFreq, freq=%d\n",freq);
 200
 201         /* This is really the bit driving the tuner chip cx24108 */
 202
 203         if (freq<950000)
 204                 freq = 950000; /* kHz */
 205         else if (freq>2150000)
 206                 freq = 2150000; /* satellite IF is 950..2150MHz */
 207
 208         /* decide which VCO to use for the input frequency */
 209         for(i=1;(i<sizeof(osci)/sizeof(osci[0]))&&(osci[i]<freq);i++);
 210         printk("cx24108 debug: select vco #%d (f=%d)\n",i,freq);
 211         band=bandsel[i];
 212         /* the gain values must be set by SetSymbolrate */
 213         /* compute the pll divider needed, from Conexant data sheet,
 214            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 215            depending on the divider bit. It is set to /4 on the 2 lowest
 216            bands  */
 217         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 218         a=n%32; n/=32; if(a==0) n--;
 219         pump=(freq<(osci[i-1]+osci[i])/2);
 220         pll=0xf8000000|
 221             ((pump?1:2)<<(14+11))|
 222             ((n&0x1ff)<<(5+11))|
 223             ((a&0x1f)<<11);
 224         /* everything is shifted left 11 bits to left-align the bits in the
 225            32bit word. Output to the tuner goes MSB-aligned, after all */
 226         printk("cx24108 debug: pump=%d, n=%d, a=%d\n",pump,n,a);
 227         cx24110_pll_write(fe,band);
 228         /* set vga and vca to their widest-band settings, as a precaution.
 229            SetSymbolrate might not be called to set this up */
 230         cx24110_pll_write(fe,0x500c0000);
 231         cx24110_pll_write(fe,0x83f1f800);
 232         cx24110_pll_write(fe,pll);
 233         //writereg(client,0x56,0x7f);
 234
 235         return 0;
 236 }
 237
 238 static int pinnsat_pll_init(struct dvb_frontend* fe)
 239 {
 240         return 0;
 241 }
 242
 243 static struct cx24110_config pctvsat_config = {
 244         .demod_address = 0x55,
 245         .pll_init = pinnsat_pll_init,
 246         .pll_set = cx24108_pll_set,
 247 };
 248
 249 static int microtune_mt7202dtf_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 250 {
 251         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 252         u8 cfg, cpump, band_select;
 253         u8 data[4];
 254         u32 div;
 255         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 256
 257         div = (36000000 + params->frequency + 83333) / 166666;
 258         cfg = 0x88;
 259
 260         if (params->frequency < 175000000)
 261                 cpump = 2;
 262         else if (params->frequency < 390000000)
 263                 cpump = 1;
 264         else if (params->frequency < 470000000)
 265                 cpump = 2;
 266         else if (params->frequency < 750000000)
 267                 cpump = 2;
 268         else
 269                 cpump = 3;
 270
 271         if (params->frequency < 175000000)
 272                 band_select = 0x0e;
 273         else if (params->frequency < 470000000)
 274                 band_select = 0x05;
 275         else
 276                 band_select = 0x03;
 277
 278         data[0] = (div >> 8) & 0x7f;
 279         data[1] = div & 0xff;
 280         data[2] = ((div >> 10) & 0x60) | cfg;
 281         data[3] = cpump | band_select;
 282
 283         i2c_transfer(card->i2c_adapter, &msg, 1);
 284         return (div * 166666 - 36000000);
 285 }
 286
 287 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 288 {
 289         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 290
 291         return request_firmware(fw, name, &bt->bt->dev->dev);
 292 }
 293
 294 static struct sp887x_config microtune_mt7202dtf_config = {
 295         .demod_address = 0x70,
 296         .pll_set = microtune_mt7202dtf_pll_set,
 297         .request_firmware = microtune_mt7202dtf_request_firmware,
 298 };
 299
 300 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
 301 {
 302         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 303         static u8 mt352_reset [] = { 0x50, 0x80 };
 304         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 305         static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 306                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 307         static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
 308         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 309
 310         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 311         udelay(2000);
 312         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 313         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 314
 315         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 316         udelay(2000);
 317         mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
 318         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 319
 320         return 0;
 321 }
 322
 323 static int advbt771_samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
 324 {
 325         u32 div;
 326         unsigned char bs = 0;
 327         unsigned char cp = 0;
 328
 329         #define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
 330         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 331
 332         if (params->frequency < 150000000)
 333                 cp = 0xB4;
 334         else if (params->frequency < 173000000)
 335                 cp = 0xBC;
 336         else if (params->frequency < 250000000)
 337                 cp = 0xB4;
 338         else if (params->frequency < 400000000)
 339                 cp = 0xBC;
 340         else if (params->frequency < 420000000)
 341                 cp = 0xF4;
 342         else if (params->frequency < 470000000)
 343                 cp = 0xFC;
 344         else if (params->frequency < 600000000)
 345                 cp = 0xBC;
 346         else if (params->frequency < 730000000)
 347                 cp = 0xF4;
 348         else
 349                 cp = 0xFC;
 350
 351         if (params->frequency < 150000000)
 352                 bs = 0x01;
 353         else if (params->frequency < 173000000)
 354                 bs = 0x01;
 355         else if (params->frequency < 250000000)
 356                 bs = 0x02;
 357         else if (params->frequency < 400000000)
 358                 bs = 0x02;
 359         else if (params->frequency < 420000000)
 360                 bs = 0x02;
 361         else if (params->frequency < 470000000)
 362                 bs = 0x02;
 363         else if (params->frequency < 600000000)
 364                 bs = 0x08;
 365         else if (params->frequency < 730000000)
 366                 bs = 0x08;
 367         else
 368                 bs = 0x08;
 369
 370         pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address
 371         pllbuf[1] = div >> 8;
 372         pllbuf[2] = div & 0xff;
 373         pllbuf[3] = cp;
 374         pllbuf[4] = bs;
 375
 376         return 0;
 377 }
 378
 379 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 380         .demod_address = 0x0f,
 381         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 382         .pll_set = advbt771_samsung_tdtc9251dh0_pll_set,
 383 };
 384
 385 static struct dst_config dst_config = {
 386         .demod_address = 0x55,
 387 };
 388
 389 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 390 {
 391         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 392
 393         return request_firmware(fw, name, &bt->bt->dev->dev);
 394 }
 395
 396 static void or51211_setmode(struct dvb_frontend * fe, int mode)
 397 {
 398         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 399         bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
 400         msleep(20);
 401 }
 402
 403 static void or51211_reset(struct dvb_frontend * fe)
 404 {
 405         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 406
 407         /* RESET DEVICE
 408          * reset is controled by GPIO-0
 409          * when set to 0 causes reset and when to 1 for normal op
 410          * must remain reset for 128 clock cycles on a 50Mhz clock
 411          * also PRM1 PRM2 & PRM4 are controled by GPIO-1,GPIO-2 & GPIO-4
 412          * We assume that the reset has be held low long enough or we
 413          * have been reset by a power on.  When the driver is unloaded
 414          * reset set to 0 so if reloaded we have been reset.
 415          */
 416         /* reset & PRM1,2&4 are outputs */
 417         int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
 418         if (ret != 0)
 419                 printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR "
 420                        "(%i)\n", ret);
 421         bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
 422         msleep(20);
 423         /* Now set for normal operation */
 424         bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
 425         /* wait for operation to begin */
 426         msleep(500);
 427 }
 428
 429 static void or51211_sleep(struct dvb_frontend * fe)
 430 {
 431         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 432         bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
 433 }
 434
 435 static struct or51211_config or51211_config = {
 436         .demod_address = 0x15,
 437         .request_firmware = or51211_request_firmware,
 438         .setmode = or51211_setmode,
 439         .reset = or51211_reset,
 440         .sleep = or51211_sleep,
 441 };
 442
 443 static int vp3021_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 444 {
 445         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 446         u8 buf[4];
 447         u32 div;
 448         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
 449
 450         div = (params->frequency + 36166667) / 166667;
 451
 452         buf[0] = (div >> 8) & 0x7F;
 453         buf[1] = div & 0xFF;
 454         buf[2] = 0x85;
 455         if ((params->frequency >= 47000000) && (params->frequency < 153000000))
 456                 buf[3] = 0x01;
 457         else if ((params->frequency >= 153000000) && (params->frequency < 430000000))
 458                 buf[3] = 0x02;
 459         else if ((params->frequency >= 430000000) && (params->frequency < 824000000))
 460                 buf[3] = 0x0C;
 461         else if ((params->frequency >= 824000000) && (params->frequency < 863000000))
 462                 buf[3] = 0x8C;
 463         else
 464                 return -EINVAL;
 465
 466         i2c_transfer(card->i2c_adapter, &msg, 1);
 467         return 0;
 468 }
 469
 470 static struct nxt6000_config vp3021_alps_tded4_config = {
 471         .demod_address = 0x0a,
 472         .clock_inversion = 1,
 473         .pll_set = vp3021_alps_tded4_pll_set,
 474 };
 475
 476 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
 477 {
 478         int ret;
 479         struct dst_state* state = NULL;
 480
 481         switch(type) {
 482 #ifdef BTTV_DVICO_DVBT_LITE
 483                 case BTTV_DVICO_DVBT_LITE:
 484                 card->fe = mt352_attach(&thomson_dtt7579_config, card->i2c_adapter);
 485                 if (card->fe != NULL) {
 486                         card->fe->ops->info.frequency_min = 174000000;
 487                         card->fe->ops->info.frequency_max = 862000000;
 488                         break;
 489                 }
 490                 break;
 491 #endif
 492
 493 #ifdef BTTV_TWINHAN_VP3021
 494                 case BTTV_TWINHAN_VP3021:
 495 #else
 496                 case BTTV_NEBULA_DIGITV:
 497 #endif
 498                 card->fe = nxt6000_attach(&vp3021_alps_tded4_config, card->i2c_adapter);
 499                 if (card->fe != NULL)
 500                         break;
 501                 break;
 502
 503                 case BTTV_AVDVBT_761:
 504                 card->fe = sp887x_attach(&microtune_mt7202dtf_config, card->i2c_adapter);
 505                 if (card->fe != NULL)
 506                         break;
 507                 break;
 508
 509                 case BTTV_AVDVBT_771:
 510                 card->fe = mt352_attach(&advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
 511                 if (card->fe != NULL) {
 512                         card->fe->ops->info.frequency_min = 174000000;
 513                         card->fe->ops->info.frequency_max = 862000000;
 514                         break;
 515                 }
 516                 break;
 517
 518                 case BTTV_TWINHAN_DST:
 519                 /*      DST is not a frontend driver !!!                */
 520                 state = (struct dst_state *) kmalloc(sizeof (struct dst_state), GFP_KERNEL);
 521                 /*      Setup the Card                                  */
 522                 state->config = &dst_config;
 523                 state->i2c = card->i2c_adapter;
 524                 state->bt = card->bt;
 525
 526                 /*      DST is not a frontend, attaching the ASIC       */
 527                 if ((dst_attach(state, &card->dvb_adapter)) == NULL) {
 528                         printk("%s: Could not find a Twinhan DST.\n", __FUNCTION__);
 529                         break;
 530                 }
 531                 card->fe = &state->frontend;
 532
 533                 /*      Attach other DST peripherals if any             */
 534                 /*      Conditional Access device                       */
 535                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 536                         ret = dst_ca_attach(state, &card->dvb_adapter);
 537
 538                 if (card->fe != NULL)
 539                         break;
 540                 break;
 541
 542                 case BTTV_PINNACLESAT:
 543                 card->fe = cx24110_attach(&pctvsat_config, card->i2c_adapter);
 544                 if (card->fe != NULL)
 545                         break;
 546                 break;
 547
 548                 case BTTV_PC_HDTV:
 549                 card->fe = or51211_attach(&or51211_config, card->i2c_adapter);
 550                 if (card->fe != NULL)
 551                         break;
 552                 break;
 553         }
 554
 555         if (card->fe == NULL)
 556                 printk("dvb-bt8xx: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n",
 557                        card->bt->dev->vendor,
 558                        card->bt->dev->device,
 559                        card->bt->dev->subsystem_vendor,
 560                        card->bt->dev->subsystem_device);
 561         else
 562                 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
 563                         printk("dvb-bt8xx: Frontend registration failed!\n");
 564                         if (card->fe->ops->release)
 565                                 card->fe->ops->release(card->fe);
 566                         card->fe = NULL;
 567                 }
 568 }
 569
 570 static int __init dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
 571 {
 572         int result;
 573
 574         if ((result = dvb_register_adapter(&card->dvb_adapter, card->card_name, THIS_MODULE)) < 0) {
 575                 printk("dvb_bt8xx: dvb_register_adapter failed (errno = %d)\n", result);
 576                 return result;
 577         }
 578         card->dvb_adapter.priv = card;
 579
 580         card->bt->adapter = card->i2c_adapter;
 581
 582         memset(&card->demux, 0, sizeof(struct dvb_demux));
 583
 584         card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
 585
 586         card->demux.priv = card;
 587         card->demux.filternum = 256;
 588         card->demux.feednum = 256;
 589         card->demux.start_feed = dvb_bt8xx_start_feed;
 590         card->demux.stop_feed = dvb_bt8xx_stop_feed;
 591         card->demux.write_to_decoder = NULL;
 592
 593         if ((result = dvb_dmx_init(&card->demux)) < 0) {
 594                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 595
 596                 dvb_unregister_adapter(&card->dvb_adapter);
 597                 return result;
 598         }
 599
 600         card->dmxdev.filternum = 256;
 601         card->dmxdev.demux = &card->demux.dmx;
 602         card->dmxdev.capabilities = 0;
 603
 604         if ((result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter)) < 0) {
 605                 printk("dvb_bt8xx: dvb_dmxdev_init failed (errno = %d)\n", result);
 606
 607                 dvb_dmx_release(&card->demux);
 608                 dvb_unregister_adapter(&card->dvb_adapter);
 609                 return result;
 610         }
 611
 612         card->fe_hw.source = DMX_FRONTEND_0;
 613
 614         if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
 615                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 616
 617                 dvb_dmxdev_release(&card->dmxdev);
 618                 dvb_dmx_release(&card->demux);
 619                 dvb_unregister_adapter(&card->dvb_adapter);
 620                 return result;
 621         }
 622
 623         card->fe_mem.source = DMX_MEMORY_FE;
 624
 625         if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem)) < 0) {
 626                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 627
 628                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 629                 dvb_dmxdev_release(&card->dmxdev);
 630                 dvb_dmx_release(&card->demux);
 631                 dvb_unregister_adapter(&card->dvb_adapter);
 632                 return result;
 633         }
 634
 635         if ((result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
 636                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 637
 638                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 639                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 640                 dvb_dmxdev_release(&card->dmxdev);
 641                 dvb_dmx_release(&card->demux);
 642                 dvb_unregister_adapter(&card->dvb_adapter);
 643                 return result;
 644         }
 645
 646         dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
 647
 648         tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
 649
 650         frontend_init(card, type);
 651
 652         return 0;
 653 }
 654
 655 static int dvb_bt8xx_probe(struct device *dev)
 656 {
 657         struct bttv_sub_device *sub = to_bttv_sub_dev(dev);
 658         struct dvb_bt8xx_card *card;
 659         struct pci_dev* bttv_pci_dev;
 660         int ret;
 661
 662         if (!(card = kmalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
 663                 return -ENOMEM;
 664
 665         memset(card, 0, sizeof(*card));
 666         init_MUTEX(&card->lock);
 667         card->bttv_nr = sub->core->nr;
 668         strncpy(card->card_name, sub->core->name, sizeof(sub->core->name));
 669         card->i2c_adapter = &sub->core->i2c_adap;
 670
 671         switch(sub->core->type) {
 672                 case BTTV_PINNACLESAT:
 673                 card->gpio_mode = 0x0400c060;
 674                 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
 675                               BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
 676                 card->op_sync_orin = 0;
 677                 card->irq_err_ignore = 0;
 678                 break;
 679
 680 #ifdef BTTV_DVICO_DVBT_LITE
 681                 case BTTV_DVICO_DVBT_LITE:
 682 #endif
 683                 card->gpio_mode = 0x0400C060;
 684                 card->op_sync_orin = 0;
 685                 card->irq_err_ignore = 0;
 686                 /* 26, 15, 14, 6, 5
 687                  * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
 688                  * DA_APP(parallel) */
 689                 break;
 690
 691 #ifdef BTTV_TWINHAN_VP3021
 692                 case BTTV_TWINHAN_VP3021:
 693 #else
 694                 case BTTV_NEBULA_DIGITV:
 695 #endif
 696                 case BTTV_AVDVBT_761:
 697                 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
 698                 card->op_sync_orin = 0;
 699                 card->irq_err_ignore = 0;
 700                 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
 701                 break;
 702
 703                 case BTTV_AVDVBT_771: //case 0x07711461:
 704                 card->gpio_mode = 0x0400402B;
 705                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 706                 card->irq_err_ignore = 0;
 707                 /* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
 708                 break;
 709
 710                 case BTTV_TWINHAN_DST:
 711                 card->gpio_mode = 0x2204f2c;
 712                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 713                 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
 714                                        BT878_APPERR | BT878_AFBUS;
 715                 /* 25,21,14,11,10,9,8,3,2 then
 716                  * 0x33 = 5,4,1,0
 717                  * A_SEL=SML, DA_MLB, DA_SBR,
 718                  * DA_SDR=f, fifo trigger = 32 DWORDS
 719                  * IOM = 0 == audio A/D
 720                  * DPM = 0 == digital audio mode
 721                  * == async data parallel port
 722                  * then 0x33 (13 is set by start_capture)
 723                  * DA_APP = async data parallel port,
 724                  * ACAP_EN = 1,
 725                  * RISC+FIFO ENABLE */
 726                 break;
 727
 728                 case BTTV_PC_HDTV:
 729                 card->gpio_mode = 0x0100EC7B;
 730                 card->op_sync_orin = 0;
 731                 card->irq_err_ignore = 0;
 732                 break;
 733
 734                 default:
 735                 printk(KERN_WARNING "dvb_bt8xx: Unknown bttv card type: %d.\n",
 736                                 sub->core->type);
 737                 kfree(card);
 738                 return -ENODEV;
 739         }
 740
 741         dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
 742
 743         if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
 744                 printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr);
 745                 kfree(card);
 746                 return -EFAULT;
 747         }
 748
 749         if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
 750                 printk("dvb_bt8xx: unable to determine DMA core of card %d,\n",
 751                        card->bttv_nr);
 752                 printk("dvb_bt8xx: if you have the ALSA bt87x audio driver "
 753                        "installed, try removing it.\n");
 754
 755                 kfree(card);
 756                 return -EFAULT;
 757         }
 758
 759         init_MUTEX(&card->bt->gpio_lock);
 760         card->bt->bttv_nr = sub->core->nr;
 761
 762         if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
 763                 kfree(card);
 764                 return ret;
 765         }
 766
 767         dev_set_drvdata(dev, card);
 768         return 0;
 769 }
 770
 771 static int dvb_bt8xx_remove(struct device *dev)
 772 {
 773         struct dvb_bt8xx_card *card = dev_get_drvdata(dev);
 774
 775         dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
 776
 777         bt878_stop(card->bt);
 778         tasklet_kill(&card->bt->tasklet);
 779         dvb_net_release(&card->dvbnet);
 780         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 781         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 782         dvb_dmxdev_release(&card->dmxdev);
 783         dvb_dmx_release(&card->demux);
 784         if (card->fe)
 785                 dvb_unregister_frontend(card->fe);
 786         dvb_unregister_adapter(&card->dvb_adapter);
 787
 788         kfree(card);
 789
 790         return 0;
 791 }
 792
 793 static struct bttv_sub_driver driver = {
 794         .drv = {
 795                 .name           = "dvb-bt8xx",
 796                 .probe          = dvb_bt8xx_probe,
 797                 .remove         = dvb_bt8xx_remove,
 798                 /* FIXME:
 799                  * .shutdown    = dvb_bt8xx_shutdown,
 800                  * .suspend     = dvb_bt8xx_suspend,
 801                  * .resume      = dvb_bt8xx_resume,
 802                  */
 803         },
 804 };
 805
 806 static int __init dvb_bt8xx_init(void)
 807 {
 808         return bttv_sub_register(&driver, "dvb");
 809 }
 810
 811 static void __exit dvb_bt8xx_exit(void)
 812 {
 813         bttv_sub_unregister(&driver);
 814 }
 815
 816 module_init(dvb_bt8xx_init);
 817 module_exit(dvb_bt8xx_exit);
 818
 819 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
 820 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
 821 MODULE_LICENSE("GPL");