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/init.h>
  25 #include <linux/kernel.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 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  44
  45 #define dprintk( args... ) \
  46         do { \
  47                 if (debug) printk(KERN_DEBUG args); \
  48         } while (0)
  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         //printk("%d ", 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 __devinit *dvb_bt8xx_878_match(unsigned int bttv_nr, struct pci_dev* bttv_pci_dev)
 120 {
 121         unsigned int card_nr;
 122
 123         /* Hmm, n squared. Hope n is small */
 124         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 125                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 126                         return &bt878[card_nr];
 127         return NULL;
 128 }
 129
 130 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 131 {
 132         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 133         static u8 mt352_reset [] = { 0x50, 0x80 };
 134         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 135         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 136         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 137         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 138
 139         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 140         udelay(2000);
 141         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 142         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 143
 144         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 145         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 146         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 147
 148         return 0;
 149 }
 150
 151 static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf, int buf_len)
 152 {
 153         u32 div;
 154         unsigned char bs = 0;
 155         unsigned char cp = 0;
 156
 157         if (buf_len < 5)
 158                 return -EINVAL;
 159
 160         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 161
 162         if (params->frequency < 542000000)
 163                 cp = 0xb4;
 164         else if (params->frequency < 771000000)
 165                 cp = 0xbc;
 166         else
 167                 cp = 0xf4;
 168
 169         if (params->frequency == 0)
 170                 bs = 0x03;
 171         else if (params->frequency < 443250000)
 172                 bs = 0x02;
 173         else
 174                 bs = 0x08;
 175
 176         pllbuf[0] = 0x60;
 177         pllbuf[1] = div >> 8;
 178         pllbuf[2] = div & 0xff;
 179         pllbuf[3] = cp;
 180         pllbuf[4] = bs;
 181
 182         return 5;
 183 }
 184
 185 static struct mt352_config thomson_dtt7579_config = {
 186         .demod_address = 0x0f,
 187         .demod_init = thomson_dtt7579_demod_init,
 188 };
 189
 190 static struct zl10353_config thomson_dtt7579_zl10353_config = {
 191         .demod_address = 0x0f,
 192 };
 193
 194 static int cx24108_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 195 {
 196         u32 freq = params->frequency;
 197
 198         int i, a, n, pump;
 199         u32 band, pll;
 200
 201         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 202                 1576000,1718000,1856000,2036000,2150000};
 203         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 204                 0x00102000,0x00104000,0x00108000,0x00110000,
 205                 0x00120000,0x00140000};
 206
 207         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 208         printk("cx24108 debug: entering SetTunerFreq, freq=%d\n",freq);
 209
 210         /* This is really the bit driving the tuner chip cx24108 */
 211
 212         if (freq<950000)
 213                 freq = 950000; /* kHz */
 214         else if (freq>2150000)
 215                 freq = 2150000; /* satellite IF is 950..2150MHz */
 216
 217         /* decide which VCO to use for the input frequency */
 218         for(i = 1; (i < ARRAY_SIZE(osci)) && (osci[i] < freq); i++);
 219         printk("cx24108 debug: select vco #%d (f=%d)\n",i,freq);
 220         band=bandsel[i];
 221         /* the gain values must be set by SetSymbolrate */
 222         /* compute the pll divider needed, from Conexant data sheet,
 223            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 224            depending on the divider bit. It is set to /4 on the 2 lowest
 225            bands  */
 226         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 227         a=n%32; n/=32; if(a==0) n--;
 228         pump=(freq<(osci[i-1]+osci[i])/2);
 229         pll=0xf8000000|
 230             ((pump?1:2)<<(14+11))|
 231             ((n&0x1ff)<<(5+11))|
 232             ((a&0x1f)<<11);
 233         /* everything is shifted left 11 bits to left-align the bits in the
 234            32bit word. Output to the tuner goes MSB-aligned, after all */
 235         printk("cx24108 debug: pump=%d, n=%d, a=%d\n",pump,n,a);
 236         cx24110_pll_write(fe,band);
 237         /* set vga and vca to their widest-band settings, as a precaution.
 238            SetSymbolrate might not be called to set this up */
 239         cx24110_pll_write(fe,0x500c0000);
 240         cx24110_pll_write(fe,0x83f1f800);
 241         cx24110_pll_write(fe,pll);
 242         //writereg(client,0x56,0x7f);
 243
 244         return 0;
 245 }
 246
 247 static int pinnsat_tuner_init(struct dvb_frontend* fe)
 248 {
 249         struct dvb_bt8xx_card *card = fe->dvb->priv;
 250
 251         bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
 252         bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
 253
 254         return 0;
 255 }
 256
 257 static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
 258 {
 259         struct dvb_bt8xx_card *card = fe->dvb->priv;
 260
 261         bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
 262
 263         return 0;
 264 }
 265
 266 static struct cx24110_config pctvsat_config = {
 267         .demod_address = 0x55,
 268 };
 269
 270 static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 271 {
 272         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 273         u8 cfg, cpump, band_select;
 274         u8 data[4];
 275         u32 div;
 276         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 277
 278         div = (36000000 + params->frequency + 83333) / 166666;
 279         cfg = 0x88;
 280
 281         if (params->frequency < 175000000)
 282                 cpump = 2;
 283         else if (params->frequency < 390000000)
 284                 cpump = 1;
 285         else if (params->frequency < 470000000)
 286                 cpump = 2;
 287         else if (params->frequency < 750000000)
 288                 cpump = 2;
 289         else
 290                 cpump = 3;
 291
 292         if (params->frequency < 175000000)
 293                 band_select = 0x0e;
 294         else if (params->frequency < 470000000)
 295                 band_select = 0x05;
 296         else
 297                 band_select = 0x03;
 298
 299         data[0] = (div >> 8) & 0x7f;
 300         data[1] = div & 0xff;
 301         data[2] = ((div >> 10) & 0x60) | cfg;
 302         data[3] = (cpump << 6) | band_select;
 303
 304         if (fe->ops.i2c_gate_ctrl)
 305                 fe->ops.i2c_gate_ctrl(fe, 1);
 306         i2c_transfer(card->i2c_adapter, &msg, 1);
 307         return (div * 166666 - 36000000);
 308 }
 309
 310 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 311 {
 312         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 313
 314         return request_firmware(fw, name, &bt->bt->dev->dev);
 315 }
 316
 317 static struct sp887x_config microtune_mt7202dtf_config = {
 318         .demod_address = 0x70,
 319         .request_firmware = microtune_mt7202dtf_request_firmware,
 320 };
 321
 322 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
 323 {
 324         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 325         static u8 mt352_reset [] = { 0x50, 0x80 };
 326         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 327         static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 328                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 329         static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
 330         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 331
 332         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 333         udelay(2000);
 334         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 335         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 336
 337         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 338         udelay(2000);
 339         mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
 340         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 341
 342         return 0;
 343 }
 344
 345 static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf, int buf_len)
 346 {
 347         u32 div;
 348         unsigned char bs = 0;
 349         unsigned char cp = 0;
 350
 351         if (buf_len < 5) return -EINVAL;
 352
 353         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 354
 355         if (params->frequency < 150000000)
 356                 cp = 0xB4;
 357         else if (params->frequency < 173000000)
 358                 cp = 0xBC;
 359         else if (params->frequency < 250000000)
 360                 cp = 0xB4;
 361         else if (params->frequency < 400000000)
 362                 cp = 0xBC;
 363         else if (params->frequency < 420000000)
 364                 cp = 0xF4;
 365         else if (params->frequency < 470000000)
 366                 cp = 0xFC;
 367         else if (params->frequency < 600000000)
 368                 cp = 0xBC;
 369         else if (params->frequency < 730000000)
 370                 cp = 0xF4;
 371         else
 372                 cp = 0xFC;
 373
 374         if (params->frequency < 150000000)
 375                 bs = 0x01;
 376         else if (params->frequency < 173000000)
 377                 bs = 0x01;
 378         else if (params->frequency < 250000000)
 379                 bs = 0x02;
 380         else if (params->frequency < 400000000)
 381                 bs = 0x02;
 382         else if (params->frequency < 420000000)
 383                 bs = 0x02;
 384         else if (params->frequency < 470000000)
 385                 bs = 0x02;
 386         else if (params->frequency < 600000000)
 387                 bs = 0x08;
 388         else if (params->frequency < 730000000)
 389                 bs = 0x08;
 390         else
 391                 bs = 0x08;
 392
 393         pllbuf[0] = 0x61;
 394         pllbuf[1] = div >> 8;
 395         pllbuf[2] = div & 0xff;
 396         pllbuf[3] = cp;
 397         pllbuf[4] = bs;
 398
 399         return 5;
 400 }
 401
 402 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 403         .demod_address = 0x0f,
 404         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 405 };
 406
 407 static struct dst_config dst_config = {
 408         .demod_address = 0x55,
 409 };
 410
 411 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 412 {
 413         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 414
 415         return request_firmware(fw, name, &bt->bt->dev->dev);
 416 }
 417
 418 static void or51211_setmode(struct dvb_frontend * fe, int mode)
 419 {
 420         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 421         bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
 422         msleep(20);
 423 }
 424
 425 static void or51211_reset(struct dvb_frontend * fe)
 426 {
 427         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 428
 429         /* RESET DEVICE
 430          * reset is controled by GPIO-0
 431          * when set to 0 causes reset and when to 1 for normal op
 432          * must remain reset for 128 clock cycles on a 50Mhz clock
 433          * also PRM1 PRM2 & PRM4 are controled by GPIO-1,GPIO-2 & GPIO-4
 434          * We assume that the reset has be held low long enough or we
 435          * have been reset by a power on.  When the driver is unloaded
 436          * reset set to 0 so if reloaded we have been reset.
 437          */
 438         /* reset & PRM1,2&4 are outputs */
 439         int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
 440         if (ret != 0)
 441                 printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR (%i)\n", ret);
 442         bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
 443         msleep(20);
 444         /* Now set for normal operation */
 445         bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
 446         /* wait for operation to begin */
 447         msleep(500);
 448 }
 449
 450 static void or51211_sleep(struct dvb_frontend * fe)
 451 {
 452         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 453         bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
 454 }
 455
 456 static struct or51211_config or51211_config = {
 457         .demod_address = 0x15,
 458         .request_firmware = or51211_request_firmware,
 459         .setmode = or51211_setmode,
 460         .reset = or51211_reset,
 461         .sleep = or51211_sleep,
 462 };
 463
 464 static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 465 {
 466         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 467         u8 buf[4];
 468         u32 div;
 469         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
 470
 471         div = (params->frequency + 36166667) / 166667;
 472
 473         buf[0] = (div >> 8) & 0x7F;
 474         buf[1] = div & 0xFF;
 475         buf[2] = 0x85;
 476         if ((params->frequency >= 47000000) && (params->frequency < 153000000))
 477                 buf[3] = 0x01;
 478         else if ((params->frequency >= 153000000) && (params->frequency < 430000000))
 479                 buf[3] = 0x02;
 480         else if ((params->frequency >= 430000000) && (params->frequency < 824000000))
 481                 buf[3] = 0x0C;
 482         else if ((params->frequency >= 824000000) && (params->frequency < 863000000))
 483                 buf[3] = 0x8C;
 484         else
 485                 return -EINVAL;
 486
 487         if (fe->ops.i2c_gate_ctrl)
 488                 fe->ops.i2c_gate_ctrl(fe, 1);
 489         i2c_transfer(card->i2c_adapter, &msg, 1);
 490         return 0;
 491 }
 492
 493 static struct nxt6000_config vp3021_alps_tded4_config = {
 494         .demod_address = 0x0a,
 495         .clock_inversion = 1,
 496 };
 497
 498 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
 499 {
 500         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 501         static u8 mt352_reset [] = { 0x50, 0x80 };
 502         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 503         static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
 504         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 505
 506         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 507         udelay(2000);
 508         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 509         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 510         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 511         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 512
 513         return 0;
 514 }
 515
 516 static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf, int buf_len)
 517 {
 518         u32 div;
 519         struct dvb_ofdm_parameters *op = &params->u.ofdm;
 520
 521         if (buf_len < 5)
 522                 return -EINVAL;
 523
 524         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 525
 526         pllbuf[0] = 0x61;
 527         pllbuf[1] = (div >> 8) & 0x7F;
 528         pllbuf[2] = div & 0xFF;
 529         pllbuf[3] = 0x85;
 530
 531         dprintk("frequency %u, div %u\n", params->frequency, div);
 532
 533         if (params->frequency < 470000000)
 534                 pllbuf[4] = 0x02;
 535         else if (params->frequency > 823000000)
 536                 pllbuf[4] = 0x88;
 537         else
 538                 pllbuf[4] = 0x08;
 539
 540         if (op->bandwidth == 8)
 541                 pllbuf[4] |= 0x04;
 542
 543         return 5;
 544 }
 545
 546 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
 547 {
 548         /*
 549          * Reset the frontend, must be called before trying
 550          * to initialise the MT352 or mt352_attach
 551          * will fail. Same goes for the nxt6000 frontend.
 552          *
 553          */
 554
 555         int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
 556         if (ret != 0)
 557                 printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
 558
 559         /* Pulse the reset line */
 560         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 561         bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low  */
 562         msleep(100);
 563
 564         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 565 }
 566
 567 static struct mt352_config digitv_alps_tded4_config = {
 568         .demod_address = 0x0a,
 569         .demod_init = digitv_alps_tded4_demod_init,
 570 };
 571
 572 static struct lgdt330x_config tdvs_tua6034_config = {
 573         .demod_address    = 0x0e,
 574         .demod_chip       = LGDT3303,
 575         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 576 };
 577
 578 static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
 579 {
 580         /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
 581
 582         /* Pulse the reset line */
 583         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 584         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low  */
 585         msleep(100);
 586
 587         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 588         msleep(100);
 589 }
 590
 591 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
 592 {
 593         struct dst_state* state = NULL;
 594
 595         switch(type) {
 596         case BTTV_BOARD_DVICO_DVBT_LITE:
 597                 card->fe = dvb_attach(mt352_attach, &thomson_dtt7579_config, card->i2c_adapter);
 598
 599                 if (card->fe == NULL)
 600                         card->fe = dvb_attach(zl10353_attach, &thomson_dtt7579_zl10353_config,
 601                                                   card->i2c_adapter);
 602
 603                 if (card->fe != NULL) {
 604                         card->fe->ops.tuner_ops.calc_regs = thomson_dtt7579_tuner_calc_regs;
 605                         card->fe->ops.info.frequency_min = 174000000;
 606                         card->fe->ops.info.frequency_max = 862000000;
 607                 }
 608                 break;
 609
 610         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 611                 lgdt330x_reset(card);
 612                 card->fe = dvb_attach(lgdt330x_attach, &tdvs_tua6034_config, card->i2c_adapter);
 613                 if (card->fe != NULL) {
 614                         dvb_attach(simple_tuner_attach, card->fe,
 615                                    card->i2c_adapter, 0x61,
 616                                    TUNER_LG_TDVS_H06XF);
 617                         dprintk ("dvb_bt8xx: lgdt330x detected\n");
 618                 }
 619                 break;
 620
 621         case BTTV_BOARD_NEBULA_DIGITV:
 622                 /*
 623                  * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
 624                  * this would be a cleaner solution than trying each frontend in turn.
 625                  */
 626
 627                 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
 628                 digitv_alps_tded4_reset(card);
 629                 card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);
 630                 if (card->fe != NULL) {
 631                         card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;
 632                         dprintk ("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
 633                         break;
 634                 }
 635
 636                 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
 637                 digitv_alps_tded4_reset(card);
 638                 card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);
 639
 640                 if (card->fe != NULL) {
 641                         card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;
 642                         dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
 643                 }
 644                 break;
 645
 646         case BTTV_BOARD_AVDVBT_761:
 647                 card->fe = dvb_attach(sp887x_attach, &microtune_mt7202dtf_config, card->i2c_adapter);
 648                 if (card->fe) {
 649                         card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;
 650                 }
 651                 break;
 652
 653         case BTTV_BOARD_AVDVBT_771:
 654                 card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
 655                 if (card->fe != NULL) {
 656                         card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;
 657                         card->fe->ops.info.frequency_min = 174000000;
 658                         card->fe->ops.info.frequency_max = 862000000;
 659                 }
 660                 break;
 661
 662         case BTTV_BOARD_TWINHAN_DST:
 663                 /*      DST is not a frontend driver !!!                */
 664                 state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
 665                 if (!state) {
 666                         printk("dvb_bt8xx: No memory\n");
 667                         break;
 668                 }
 669                 /*      Setup the Card                                  */
 670                 state->config = &dst_config;
 671                 state->i2c = card->i2c_adapter;
 672                 state->bt = card->bt;
 673                 state->dst_ca = NULL;
 674                 /*      DST is not a frontend, attaching the ASIC       */
 675                 if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
 676                         printk("%s: Could not find a Twinhan DST.\n", __func__);
 677                         break;
 678                 }
 679                 /*      Attach other DST peripherals if any             */
 680                 /*      Conditional Access device                       */
 681                 card->fe = &state->frontend;
 682                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 683                         dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
 684                 break;
 685
 686         case BTTV_BOARD_PINNACLESAT:
 687                 card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);
 688                 if (card->fe) {
 689                         card->fe->ops.tuner_ops.init = pinnsat_tuner_init;
 690                         card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;
 691                         card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;
 692                 }
 693                 break;
 694
 695         case BTTV_BOARD_PC_HDTV:
 696                 card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);
 697                 if (card->fe != NULL)
 698                         dvb_attach(simple_tuner_attach, card->fe,
 699                                    card->i2c_adapter, 0x61,
 700                                    TUNER_PHILIPS_FCV1236D);
 701                 break;
 702         }
 703
 704         if (card->fe == NULL)
 705                 printk("dvb-bt8xx: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n",
 706                        card->bt->dev->vendor,
 707                        card->bt->dev->device,
 708                        card->bt->dev->subsystem_vendor,
 709                        card->bt->dev->subsystem_device);
 710         else
 711                 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
 712                         printk("dvb-bt8xx: Frontend registration failed!\n");
 713                         dvb_frontend_detach(card->fe);
 714                         card->fe = NULL;
 715                 }
 716 }
 717
 718 static int __devinit dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
 719 {
 720         int result;
 721
 722         result = dvb_register_adapter(&card->dvb_adapter, card->card_name,
 723                                       THIS_MODULE, &card->bt->dev->dev,
 724                                       adapter_nr);
 725         if (result < 0) {
 726                 printk("dvb_bt8xx: dvb_register_adapter failed (errno = %d)\n", result);
 727                 return result;
 728         }
 729         card->dvb_adapter.priv = card;
 730
 731         card->bt->adapter = card->i2c_adapter;
 732
 733         memset(&card->demux, 0, sizeof(struct dvb_demux));
 734
 735         card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
 736
 737         card->demux.priv = card;
 738         card->demux.filternum = 256;
 739         card->demux.feednum = 256;
 740         card->demux.start_feed = dvb_bt8xx_start_feed;
 741         card->demux.stop_feed = dvb_bt8xx_stop_feed;
 742         card->demux.write_to_decoder = NULL;
 743
 744         if ((result = dvb_dmx_init(&card->demux)) < 0) {
 745                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 746
 747                 dvb_unregister_adapter(&card->dvb_adapter);
 748                 return result;
 749         }
 750
 751         card->dmxdev.filternum = 256;
 752         card->dmxdev.demux = &card->demux.dmx;
 753         card->dmxdev.capabilities = 0;
 754
 755         if ((result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter)) < 0) {
 756                 printk("dvb_bt8xx: dvb_dmxdev_init failed (errno = %d)\n", result);
 757
 758                 dvb_dmx_release(&card->demux);
 759                 dvb_unregister_adapter(&card->dvb_adapter);
 760                 return result;
 761         }
 762
 763         card->fe_hw.source = DMX_FRONTEND_0;
 764
 765         if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
 766                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 767
 768                 dvb_dmxdev_release(&card->dmxdev);
 769                 dvb_dmx_release(&card->demux);
 770                 dvb_unregister_adapter(&card->dvb_adapter);
 771                 return result;
 772         }
 773
 774         card->fe_mem.source = DMX_MEMORY_FE;
 775
 776         if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem)) < 0) {
 777                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 778
 779                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 780                 dvb_dmxdev_release(&card->dmxdev);
 781                 dvb_dmx_release(&card->demux);
 782                 dvb_unregister_adapter(&card->dvb_adapter);
 783                 return result;
 784         }
 785
 786         if ((result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
 787                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 788
 789                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 790                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 791                 dvb_dmxdev_release(&card->dmxdev);
 792                 dvb_dmx_release(&card->demux);
 793                 dvb_unregister_adapter(&card->dvb_adapter);
 794                 return result;
 795         }
 796
 797         dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
 798
 799         tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
 800
 801         frontend_init(card, type);
 802
 803         return 0;
 804 }
 805
 806 static int __devinit dvb_bt8xx_probe(struct bttv_sub_device *sub)
 807 {
 808         struct dvb_bt8xx_card *card;
 809         struct pci_dev* bttv_pci_dev;
 810         int ret;
 811
 812         if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
 813                 return -ENOMEM;
 814
 815         mutex_init(&card->lock);
 816         card->bttv_nr = sub->core->nr;
 817         strncpy(card->card_name, sub->core->name, sizeof(sub->core->name));
 818         card->i2c_adapter = &sub->core->i2c_adap;
 819
 820         switch(sub->core->type) {
 821         case BTTV_BOARD_PINNACLESAT:
 822                 card->gpio_mode = 0x0400c060;
 823                 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
 824                               BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
 825                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 826                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 827                 break;
 828
 829         case BTTV_BOARD_DVICO_DVBT_LITE:
 830                 card->gpio_mode = 0x0400C060;
 831                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 832                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 833                 /* 26, 15, 14, 6, 5
 834                  * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
 835                  * DA_APP(parallel) */
 836                 break;
 837
 838         case BTTV_BOARD_DVICO_FUSIONHDTV_5_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                 break;
 843
 844         case BTTV_BOARD_NEBULA_DIGITV:
 845         case BTTV_BOARD_AVDVBT_761:
 846                 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
 847                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 848                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 849                 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
 850                 break;
 851
 852         case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
 853                 card->gpio_mode = 0x0400402B;
 854                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 855                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 856                 /* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
 857                 break;
 858
 859         case BTTV_BOARD_TWINHAN_DST:
 860                 card->gpio_mode = 0x2204f2c;
 861                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 862                 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
 863                                        BT878_APPERR | BT878_AFBUS;
 864                 /* 25,21,14,11,10,9,8,3,2 then
 865                  * 0x33 = 5,4,1,0
 866                  * A_SEL=SML, DA_MLB, DA_SBR,
 867                  * DA_SDR=f, fifo trigger = 32 DWORDS
 868                  * IOM = 0 == audio A/D
 869                  * DPM = 0 == digital audio mode
 870                  * == async data parallel port
 871                  * then 0x33 (13 is set by start_capture)
 872                  * DA_APP = async data parallel port,
 873                  * ACAP_EN = 1,
 874                  * RISC+FIFO ENABLE */
 875                 break;
 876
 877         case BTTV_BOARD_PC_HDTV:
 878                 card->gpio_mode = 0x0100EC7B;
 879                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 880                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 881                 break;
 882
 883         default:
 884                 printk(KERN_WARNING "dvb_bt8xx: Unknown bttv card type: %d.\n",
 885                                 sub->core->type);
 886                 kfree(card);
 887                 return -ENODEV;
 888         }
 889
 890         dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
 891
 892         if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
 893                 printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr);
 894                 kfree(card);
 895                 return -EFAULT;
 896         }
 897
 898         if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
 899                 printk("dvb_bt8xx: unable to determine DMA core of card %d,\n",
 900                        card->bttv_nr);
 901                 printk("dvb_bt8xx: if you have the ALSA bt87x audio driver "
 902                        "installed, try removing it.\n");
 903
 904                 kfree(card);
 905                 return -EFAULT;
 906         }
 907
 908         mutex_init(&card->bt->gpio_lock);
 909         card->bt->bttv_nr = sub->core->nr;
 910
 911         if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
 912                 kfree(card);
 913                 return ret;
 914         }
 915
 916         dev_set_drvdata(&sub->dev, card);
 917         return 0;
 918 }
 919
 920 static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
 921 {
 922         struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
 923
 924         dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
 925
 926         bt878_stop(card->bt);
 927         tasklet_kill(&card->bt->tasklet);
 928         dvb_net_release(&card->dvbnet);
 929         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 930         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 931         dvb_dmxdev_release(&card->dmxdev);
 932         dvb_dmx_release(&card->demux);
 933         if (card->fe) {
 934                 dvb_unregister_frontend(card->fe);
 935                 dvb_frontend_detach(card->fe);
 936         }
 937         dvb_unregister_adapter(&card->dvb_adapter);
 938
 939         kfree(card);
 940 }
 941
 942 static struct bttv_sub_driver driver = {
 943         .drv = {
 944                 .name           = "dvb-bt8xx",
 945         },
 946         .probe          = dvb_bt8xx_probe,
 947         .remove         = dvb_bt8xx_remove,
 948         /* FIXME:
 949          * .shutdown    = dvb_bt8xx_shutdown,
 950          * .suspend     = dvb_bt8xx_suspend,
 951          * .resume      = dvb_bt8xx_resume,
 952          */
 953 };
 954
 955 static int __init dvb_bt8xx_init(void)
 956 {
 957         return bttv_sub_register(&driver, "dvb");
 958 }
 959
 960 static void __exit dvb_bt8xx_exit(void)
 961 {
 962         bttv_sub_unregister(&driver);
 963 }
 964
 965 module_init(dvb_bt8xx_init);
 966 module_exit(dvb_bt8xx_exit);
 967
 968 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
 969 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
 970 MODULE_LICENSE("GPL");