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

   1 /*
   2  * Bt8xx based DVB adapter driver
   3  *
   4  * Copyright (C) 2002,2003 Florian Schirmer <jolt@tuxbox.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  */
  17
  18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20 #include <linux/bitops.h>
  21 #include <linux/module.h>
  22 #include <linux/init.h>
  23 #include <linux/kernel.h>
  24 #include <linux/device.h>
  25 #include <linux/delay.h>
  26 #include <linux/slab.h>
  27 #include <linux/i2c.h>
  28
  29 #include <media/dmxdev.h>
  30 #include <media/dvbdev.h>
  31 #include <media/dvb_demux.h>
  32 #include <media/dvb_frontend.h>
  33 #include "dvb-bt8xx.h"
  34 #include "bt878.h"
  35
  36 static int debug;
  37
  38 module_param(debug, int, 0644);
  39 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
  40
  41 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  42
  43 #define dprintk(fmt, arg...) do {                               \
  44         if (debug)                                              \
  45                 printk(KERN_DEBUG pr_fmt("%s: " fmt),           \
  46                        __func__, ##arg);                        \
  47 } while (0)
  48
  49
  50 #define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
  51
  52 static void dvb_bt8xx_task(unsigned long data)
  53 {
  54         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data;
  55
  56         dprintk("%d\n", card->bt->finished_block);
  57
  58         while (card->bt->last_block != card->bt->finished_block) {
  59                 (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
  60                         (&card->demux,
  61                          &card->bt->buf_cpu[card->bt->last_block *
  62                                             card->bt->block_bytes],
  63                          card->bt->block_bytes);
  64                 card->bt->last_block = (card->bt->last_block + 1) %
  65                                         card->bt->block_count;
  66         }
  67 }
  68
  69 static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
  70 {
  71         struct dvb_demux*dvbdmx = dvbdmxfeed->demux;
  72         struct dvb_bt8xx_card *card = dvbdmx->priv;
  73         int rc;
  74
  75         dprintk("dvb_bt8xx: start_feed\n");
  76
  77         if (!dvbdmx->dmx.frontend)
  78                 return -EINVAL;
  79
  80         mutex_lock(&card->lock);
  81         card->nfeeds++;
  82         rc = card->nfeeds;
  83         if (card->nfeeds == 1)
  84                 bt878_start(card->bt, card->gpio_mode,
  85                             card->op_sync_orin, card->irq_err_ignore);
  86         mutex_unlock(&card->lock);
  87         return rc;
  88 }
  89
  90 static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
  91 {
  92         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  93         struct dvb_bt8xx_card *card = dvbdmx->priv;
  94
  95         dprintk("dvb_bt8xx: stop_feed\n");
  96
  97         if (!dvbdmx->dmx.frontend)
  98                 return -EINVAL;
  99
 100         mutex_lock(&card->lock);
 101         card->nfeeds--;
 102         if (card->nfeeds == 0)
 103                 bt878_stop(card->bt);
 104         mutex_unlock(&card->lock);
 105
 106         return 0;
 107 }
 108
 109 static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)
 110 {
 111         if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&
 112                 (adev->subsystem_device == bdev->subsystem_device) &&
 113                 (adev->bus->number == bdev->bus->number) &&
 114                 (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))
 115                 return 1;
 116         return 0;
 117 }
 118
 119 static struct bt878 *dvb_bt8xx_878_match(unsigned int bttv_nr,
 120                                          struct pci_dev* bttv_pci_dev)
 121 {
 122         unsigned int card_nr;
 123
 124         /* Hmm, n squared. Hope n is small */
 125         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 126                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 127                         return &bt878[card_nr];
 128         return NULL;
 129 }
 130
 131 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 132 {
 133         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 134         static u8 mt352_reset [] = { 0x50, 0x80 };
 135         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 136         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 137         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 138         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 139
 140         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 141         udelay(2000);
 142         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 143         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 144
 145         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 146         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 147         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 148
 149         return 0;
 150 }
 151
 152 static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend *fe, u8* pllbuf, int buf_len)
 153 {
 154         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 155         u32 div;
 156         unsigned char bs = 0;
 157         unsigned char cp = 0;
 158
 159         if (buf_len < 5)
 160                 return -EINVAL;
 161
 162         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 163
 164         if (c->frequency < 542000000)
 165                 cp = 0xb4;
 166         else if (c->frequency < 771000000)
 167                 cp = 0xbc;
 168         else
 169                 cp = 0xf4;
 170
 171         if (c->frequency == 0)
 172                 bs = 0x03;
 173         else if (c->frequency < 443250000)
 174                 bs = 0x02;
 175         else
 176                 bs = 0x08;
 177
 178         pllbuf[0] = 0x60;
 179         pllbuf[1] = div >> 8;
 180         pllbuf[2] = div & 0xff;
 181         pllbuf[3] = cp;
 182         pllbuf[4] = bs;
 183
 184         return 5;
 185 }
 186
 187 static struct mt352_config thomson_dtt7579_config = {
 188         .demod_address = 0x0f,
 189         .demod_init = thomson_dtt7579_demod_init,
 190 };
 191
 192 static struct zl10353_config thomson_dtt7579_zl10353_config = {
 193         .demod_address = 0x0f,
 194 };
 195
 196 static int cx24108_tuner_set_params(struct dvb_frontend *fe)
 197 {
 198         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 199         u32 freq = c->frequency;
 200         int i, a, n, pump;
 201         u32 band, pll;
 202         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 203                 1576000,1718000,1856000,2036000,2150000};
 204         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 205                 0x00102000,0x00104000,0x00108000,0x00110000,
 206                 0x00120000,0x00140000};
 207
 208         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 209         dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);
 210
 211         /* This is really the bit driving the tuner chip cx24108 */
 212
 213         if (freq<950000)
 214                 freq = 950000; /* kHz */
 215         else if (freq>2150000)
 216                 freq = 2150000; /* satellite IF is 950..2150MHz */
 217
 218         /* decide which VCO to use for the input frequency */
 219         for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);
 220         dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);
 221         band=bandsel[i];
 222         /* the gain values must be set by SetSymbolrate */
 223         /* compute the pll divider needed, from Conexant data sheet,
 224            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 225            depending on the divider bit. It is set to /4 on the 2 lowest
 226            bands  */
 227         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 228         a=n%32; n/=32; if(a==0) n--;
 229         pump=(freq<(osci[i-1]+osci[i])/2);
 230         pll=0xf8000000|
 231             ((pump?1:2)<<(14+11))|
 232             ((n&0x1ff)<<(5+11))|
 233             ((a&0x1f)<<11);
 234         /* everything is shifted left 11 bits to left-align the bits in the
 235            32bit word. Output to the tuner goes MSB-aligned, after all */
 236         dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);
 237         cx24110_pll_write(fe,band);
 238         /* set vga and vca to their widest-band settings, as a precaution.
 239            SetSymbolrate might not be called to set this up */
 240         cx24110_pll_write(fe,0x500c0000);
 241         cx24110_pll_write(fe,0x83f1f800);
 242         cx24110_pll_write(fe,pll);
 243         //writereg(client,0x56,0x7f);
 244
 245         return 0;
 246 }
 247
 248 static int pinnsat_tuner_init(struct dvb_frontend* fe)
 249 {
 250         struct dvb_bt8xx_card *card = fe->dvb->priv;
 251
 252         bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
 253         bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
 254
 255         return 0;
 256 }
 257
 258 static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
 259 {
 260         struct dvb_bt8xx_card *card = fe->dvb->priv;
 261
 262         bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
 263
 264         return 0;
 265 }
 266
 267 static struct cx24110_config pctvsat_config = {
 268         .demod_address = 0x55,
 269 };
 270
 271 static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)
 272 {
 273         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 274         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 275         u8 cfg, cpump, band_select;
 276         u8 data[4];
 277         u32 div;
 278         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 279
 280         div = (36000000 + c->frequency + 83333) / 166666;
 281         cfg = 0x88;
 282
 283         if (c->frequency < 175000000)
 284                 cpump = 2;
 285         else if (c->frequency < 390000000)
 286                 cpump = 1;
 287         else if (c->frequency < 470000000)
 288                 cpump = 2;
 289         else if (c->frequency < 750000000)
 290                 cpump = 2;
 291         else
 292                 cpump = 3;
 293
 294         if (c->frequency < 175000000)
 295                 band_select = 0x0e;
 296         else if (c->frequency < 470000000)
 297                 band_select = 0x05;
 298         else
 299                 band_select = 0x03;
 300
 301         data[0] = (div >> 8) & 0x7f;
 302         data[1] = div & 0xff;
 303         data[2] = ((div >> 10) & 0x60) | cfg;
 304         data[3] = (cpump << 6) | band_select;
 305
 306         if (fe->ops.i2c_gate_ctrl)
 307                 fe->ops.i2c_gate_ctrl(fe, 1);
 308         i2c_transfer(card->i2c_adapter, &msg, 1);
 309         return (div * 166666 - 36000000);
 310 }
 311
 312 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 313 {
 314         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 315
 316         return request_firmware(fw, name, &bt->bt->dev->dev);
 317 }
 318
 319 static const struct sp887x_config microtune_mt7202dtf_config = {
 320         .demod_address = 0x70,
 321         .request_firmware = microtune_mt7202dtf_request_firmware,
 322 };
 323
 324 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
 325 {
 326         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 327         static u8 mt352_reset [] = { 0x50, 0x80 };
 328         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 329         static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
 330                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
 331         static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
 332         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 333
 334         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 335         udelay(2000);
 336         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 337         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 338
 339         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 340         udelay(2000);
 341         mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
 342         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 343
 344         return 0;
 345 }
 346
 347 static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
 348 {
 349         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 350         u32 div;
 351         unsigned char bs = 0;
 352         unsigned char cp = 0;
 353
 354         if (buf_len < 5) return -EINVAL;
 355
 356         div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 357
 358         if (c->frequency < 150000000)
 359                 cp = 0xB4;
 360         else if (c->frequency < 173000000)
 361                 cp = 0xBC;
 362         else if (c->frequency < 250000000)
 363                 cp = 0xB4;
 364         else if (c->frequency < 400000000)
 365                 cp = 0xBC;
 366         else if (c->frequency < 420000000)
 367                 cp = 0xF4;
 368         else if (c->frequency < 470000000)
 369                 cp = 0xFC;
 370         else if (c->frequency < 600000000)
 371                 cp = 0xBC;
 372         else if (c->frequency < 730000000)
 373                 cp = 0xF4;
 374         else
 375                 cp = 0xFC;
 376
 377         if (c->frequency < 150000000)
 378                 bs = 0x01;
 379         else if (c->frequency < 173000000)
 380                 bs = 0x01;
 381         else if (c->frequency < 250000000)
 382                 bs = 0x02;
 383         else if (c->frequency < 400000000)
 384                 bs = 0x02;
 385         else if (c->frequency < 420000000)
 386                 bs = 0x02;
 387         else if (c->frequency < 470000000)
 388                 bs = 0x02;
 389         else
 390                 bs = 0x08;
 391
 392         pllbuf[0] = 0x61;
 393         pllbuf[1] = div >> 8;
 394         pllbuf[2] = div & 0xff;
 395         pllbuf[3] = cp;
 396         pllbuf[4] = bs;
 397
 398         return 5;
 399 }
 400
 401 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 402         .demod_address = 0x0f,
 403         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 404 };
 405
 406 static struct dst_config dst_config = {
 407         .demod_address = 0x55,
 408 };
 409
 410 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 411 {
 412         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 413
 414         return request_firmware(fw, name, &bt->bt->dev->dev);
 415 }
 416
 417 static void or51211_setmode(struct dvb_frontend * fe, int mode)
 418 {
 419         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 420         bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
 421         msleep(20);
 422 }
 423
 424 static void or51211_reset(struct dvb_frontend * fe)
 425 {
 426         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 427
 428         /* RESET DEVICE
 429          * reset is controlled by GPIO-0
 430          * when set to 0 causes reset and when to 1 for normal op
 431          * must remain reset for 128 clock cycles on a 50Mhz clock
 432          * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4
 433          * We assume that the reset has be held low long enough or we
 434          * have been reset by a power on.  When the driver is unloaded
 435          * reset set to 0 so if reloaded we have been reset.
 436          */
 437         /* reset & PRM1,2&4 are outputs */
 438         int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
 439         if (ret != 0)
 440                 pr_warn("or51211: Init Error - Can't Reset DVR (%i)\n", ret);
 441         bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
 442         msleep(20);
 443         /* Now set for normal operation */
 444         bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
 445         /* wait for operation to begin */
 446         msleep(500);
 447 }
 448
 449 static void or51211_sleep(struct dvb_frontend * fe)
 450 {
 451         struct dvb_bt8xx_card *bt = fe->dvb->priv;
 452         bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
 453 }
 454
 455 static const struct or51211_config or51211_config = {
 456         .demod_address = 0x15,
 457         .request_firmware = or51211_request_firmware,
 458         .setmode = or51211_setmode,
 459         .reset = or51211_reset,
 460         .sleep = or51211_sleep,
 461 };
 462
 463 static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)
 464 {
 465         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 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 = (c->frequency + 36166667) / 166667;
 472
 473         buf[0] = (div >> 8) & 0x7F;
 474         buf[1] = div & 0xFF;
 475         buf[2] = 0x85;
 476         if ((c->frequency >= 47000000) && (c->frequency < 153000000))
 477                 buf[3] = 0x01;
 478         else if ((c->frequency >= 153000000) && (c->frequency < 430000000))
 479                 buf[3] = 0x02;
 480         else if ((c->frequency >= 430000000) && (c->frequency < 824000000))
 481                 buf[3] = 0x0C;
 482         else if ((c->frequency >= 824000000) && (c->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,  u8 *pllbuf, int buf_len)
 517 {
 518         u32 div;
 519         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 520
 521         if (buf_len < 5)
 522                 return -EINVAL;
 523
 524         div = (((c->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", c->frequency, div);
 532
 533         if (c->frequency < 470000000)
 534                 pllbuf[4] = 0x02;
 535         else if (c->frequency > 823000000)
 536                 pllbuf[4] = 0x88;
 537         else
 538                 pllbuf[4] = 0x08;
 539
 540         if (c->bandwidth_hz == 8000000)
 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                 pr_warn("digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n",
 558                         ret);
 559
 560         /* Pulse the reset line */
 561         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 562         bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low  */
 563         msleep(100);
 564
 565         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 566 }
 567
 568 static struct mt352_config digitv_alps_tded4_config = {
 569         .demod_address = 0x0a,
 570         .demod_init = digitv_alps_tded4_demod_init,
 571 };
 572
 573 static struct lgdt330x_config tdvs_tua6034_config = {
 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_hz = 174 * MHz;
 606                         card->fe->ops.info.frequency_max_hz = 862 * MHz;
 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,
 613                                       0x0e, card->i2c_adapter);
 614                 if (card->fe != NULL) {
 615                         dvb_attach(simple_tuner_attach, card->fe,
 616                                    card->i2c_adapter, 0x61,
 617                                    TUNER_LG_TDVS_H06XF);
 618                         dprintk("dvb_bt8xx: lgdt330x detected\n");
 619                 }
 620                 break;
 621
 622         case BTTV_BOARD_NEBULA_DIGITV:
 623                 /*
 624                  * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
 625                  * this would be a cleaner solution than trying each frontend in turn.
 626                  */
 627
 628                 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
 629                 digitv_alps_tded4_reset(card);
 630                 card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);
 631                 if (card->fe != NULL) {
 632                         card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;
 633                         dprintk("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
 634                         break;
 635                 }
 636
 637                 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
 638                 digitv_alps_tded4_reset(card);
 639                 card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);
 640
 641                 if (card->fe != NULL) {
 642                         card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;
 643                         dprintk("dvb_bt8xx: an mt352 was detected on your digitv card\n");
 644                 }
 645                 break;
 646
 647         case BTTV_BOARD_AVDVBT_761:
 648                 card->fe = dvb_attach(sp887x_attach, &microtune_mt7202dtf_config, card->i2c_adapter);
 649                 if (card->fe) {
 650                         card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;
 651                 }
 652                 break;
 653
 654         case BTTV_BOARD_AVDVBT_771:
 655                 card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
 656                 if (card->fe != NULL) {
 657                         card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;
 658                         card->fe->ops.info.frequency_min_hz = 174 * MHz;
 659                         card->fe->ops.info.frequency_max_hz = 862 * MHz;
 660                 }
 661                 break;
 662
 663         case BTTV_BOARD_TWINHAN_DST:
 664                 /*      DST is not a frontend driver !!!                */
 665                 state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
 666                 if (!state) {
 667                         pr_err("No memory\n");
 668                         break;
 669                 }
 670                 /*      Setup the Card                                  */
 671                 state->config = &dst_config;
 672                 state->i2c = card->i2c_adapter;
 673                 state->bt = card->bt;
 674                 state->dst_ca = NULL;
 675                 /*      DST is not a frontend, attaching the ASIC       */
 676                 if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
 677                         pr_err("%s: Could not find a Twinhan DST\n", __func__);
 678                         kfree(state);
 679                         break;
 680                 }
 681                 /*      Attach other DST peripherals if any             */
 682                 /*      Conditional Access device                       */
 683                 card->fe = &state->frontend;
 684                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 685                         dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
 686                 break;
 687
 688         case BTTV_BOARD_PINNACLESAT:
 689                 card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);
 690                 if (card->fe) {
 691                         card->fe->ops.tuner_ops.init = pinnsat_tuner_init;
 692                         card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;
 693                         card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;
 694                 }
 695                 break;
 696
 697         case BTTV_BOARD_PC_HDTV:
 698                 card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);
 699                 if (card->fe != NULL)
 700                         dvb_attach(simple_tuner_attach, card->fe,
 701                                    card->i2c_adapter, 0x61,
 702                                    TUNER_PHILIPS_FCV1236D);
 703                 break;
 704         }
 705
 706         if (card->fe == NULL)
 707                 pr_err("A frontend driver was not found for device [%04x:%04x] subsystem [%04x:%04x]\n",
 708                        card->bt->dev->vendor,
 709                        card->bt->dev->device,
 710                        card->bt->dev->subsystem_vendor,
 711                        card->bt->dev->subsystem_device);
 712         else
 713                 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
 714                         pr_err("Frontend registration failed!\n");
 715                         dvb_frontend_detach(card->fe);
 716                         card->fe = NULL;
 717                 }
 718 }
 719
 720 static int dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
 721 {
 722         int result;
 723
 724         result = dvb_register_adapter(&card->dvb_adapter, card->card_name,
 725                                       THIS_MODULE, &card->bt->dev->dev,
 726                                       adapter_nr);
 727         if (result < 0) {
 728                 pr_err("dvb_register_adapter failed (errno = %d)\n", result);
 729                 return result;
 730         }
 731         card->dvb_adapter.priv = card;
 732
 733         card->bt->adapter = card->i2c_adapter;
 734
 735         memset(&card->demux, 0, sizeof(struct dvb_demux));
 736
 737         card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
 738
 739         card->demux.priv = card;
 740         card->demux.filternum = 256;
 741         card->demux.feednum = 256;
 742         card->demux.start_feed = dvb_bt8xx_start_feed;
 743         card->demux.stop_feed = dvb_bt8xx_stop_feed;
 744         card->demux.write_to_decoder = NULL;
 745
 746         result = dvb_dmx_init(&card->demux);
 747         if (result < 0) {
 748                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 749                 goto err_unregister_adaptor;
 750         }
 751
 752         card->dmxdev.filternum = 256;
 753         card->dmxdev.demux = &card->demux.dmx;
 754         card->dmxdev.capabilities = 0;
 755
 756         result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter);
 757         if (result < 0) {
 758                 pr_err("dvb_dmxdev_init failed (errno = %d)\n", result);
 759                 goto err_dmx_release;
 760         }
 761
 762         card->fe_hw.source = DMX_FRONTEND_0;
 763
 764         result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw);
 765         if (result < 0) {
 766                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 767                 goto err_dmxdev_release;
 768         }
 769
 770         card->fe_mem.source = DMX_MEMORY_FE;
 771
 772         result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem);
 773         if (result < 0) {
 774                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 775                 goto err_remove_hw_frontend;
 776         }
 777
 778         result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw);
 779         if (result < 0) {
 780                 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
 781                 goto err_remove_mem_frontend;
 782         }
 783
 784         result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
 785         if (result < 0) {
 786                 pr_err("dvb_net_init failed (errno = %d)\n", result);
 787                 goto err_disconnect_frontend;
 788         }
 789
 790         tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
 791
 792         frontend_init(card, type);
 793
 794         return 0;
 795
 796 err_disconnect_frontend:
 797         card->demux.dmx.disconnect_frontend(&card->demux.dmx);
 798 err_remove_mem_frontend:
 799         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 800 err_remove_hw_frontend:
 801         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 802 err_dmxdev_release:
 803         dvb_dmxdev_release(&card->dmxdev);
 804 err_dmx_release:
 805         dvb_dmx_release(&card->demux);
 806 err_unregister_adaptor:
 807         dvb_unregister_adapter(&card->dvb_adapter);
 808         return result;
 809 }
 810
 811 static int dvb_bt8xx_probe(struct bttv_sub_device *sub)
 812 {
 813         struct dvb_bt8xx_card *card;
 814         struct pci_dev* bttv_pci_dev;
 815         int ret;
 816
 817         if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
 818                 return -ENOMEM;
 819
 820         mutex_init(&card->lock);
 821         card->bttv_nr = sub->core->nr;
 822         strscpy(card->card_name, sub->core->v4l2_dev.name,
 823                 sizeof(card->card_name));
 824         card->i2c_adapter = &sub->core->i2c_adap;
 825
 826         switch(sub->core->type) {
 827         case BTTV_BOARD_PINNACLESAT:
 828                 card->gpio_mode = 0x0400c060;
 829                 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
 830                               BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
 831                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 832                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 833                 break;
 834
 835         case BTTV_BOARD_DVICO_DVBT_LITE:
 836                 card->gpio_mode = 0x0400C060;
 837                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 838                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 839                 /* 26, 15, 14, 6, 5
 840                  * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
 841                  * DA_APP(parallel) */
 842                 break;
 843
 844         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 845                 card->gpio_mode = 0x0400c060;
 846                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 847                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 848                 break;
 849
 850         case BTTV_BOARD_NEBULA_DIGITV:
 851         case BTTV_BOARD_AVDVBT_761:
 852                 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
 853                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 854                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 855                 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
 856                 break;
 857
 858         case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
 859                 card->gpio_mode = 0x0400402B;
 860                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 861                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 862                 /* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
 863                 break;
 864
 865         case BTTV_BOARD_TWINHAN_DST:
 866                 card->gpio_mode = 0x2204f2c;
 867                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 868                 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
 869                                        BT878_APPERR | BT878_AFBUS;
 870                 /* 25,21,14,11,10,9,8,3,2 then
 871                  * 0x33 = 5,4,1,0
 872                  * A_SEL=SML, DA_MLB, DA_SBR,
 873                  * DA_SDR=f, fifo trigger = 32 DWORDS
 874                  * IOM = 0 == audio A/D
 875                  * DPM = 0 == digital audio mode
 876                  * == async data parallel port
 877                  * then 0x33 (13 is set by start_capture)
 878                  * DA_APP = async data parallel port,
 879                  * ACAP_EN = 1,
 880                  * RISC+FIFO ENABLE */
 881                 break;
 882
 883         case BTTV_BOARD_PC_HDTV:
 884                 card->gpio_mode = 0x0100EC7B;
 885                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 886                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 887                 break;
 888
 889         default:
 890                 pr_err("Unknown bttv card type: %d\n", sub->core->type);
 891                 kfree(card);
 892                 return -ENODEV;
 893         }
 894
 895         dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
 896
 897         if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
 898                 pr_err("no pci device for card %d\n", card->bttv_nr);
 899                 kfree(card);
 900                 return -ENODEV;
 901         }
 902
 903         if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
 904                 pr_err("unable to determine DMA core of card %d,\n", card->bttv_nr);
 905                 pr_err("if you have the ALSA bt87x audio driver installed, try removing it.\n");
 906
 907                 kfree(card);
 908                 return -ENODEV;
 909         }
 910
 911         mutex_init(&card->bt->gpio_lock);
 912         card->bt->bttv_nr = sub->core->nr;
 913
 914         if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
 915                 kfree(card);
 916                 return ret;
 917         }
 918
 919         dev_set_drvdata(&sub->dev, card);
 920         return 0;
 921 }
 922
 923 static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
 924 {
 925         struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
 926
 927         dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
 928
 929         bt878_stop(card->bt);
 930         tasklet_kill(&card->bt->tasklet);
 931         dvb_net_release(&card->dvbnet);
 932         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 933         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 934         dvb_dmxdev_release(&card->dmxdev);
 935         dvb_dmx_release(&card->demux);
 936         if (card->fe) {
 937                 dvb_unregister_frontend(card->fe);
 938                 dvb_frontend_detach(card->fe);
 939         }
 940         dvb_unregister_adapter(&card->dvb_adapter);
 941
 942         kfree(card);
 943 }
 944
 945 static struct bttv_sub_driver driver = {
 946         .drv = {
 947                 .name           = "dvb-bt8xx",
 948         },
 949         .probe          = dvb_bt8xx_probe,
 950         .remove         = dvb_bt8xx_remove,
 951         /* FIXME:
 952          * .shutdown    = dvb_bt8xx_shutdown,
 953          * .suspend     = dvb_bt8xx_suspend,
 954          * .resume      = dvb_bt8xx_resume,
 955          */
 956 };
 957
 958 static int __init dvb_bt8xx_init(void)
 959 {
 960         return bttv_sub_register(&driver, "dvb");
 961 }
 962
 963 static void __exit dvb_bt8xx_exit(void)
 964 {
 965         bttv_sub_unregister(&driver);
 966 }
 967
 968 module_init(dvb_bt8xx_init);
 969 module_exit(dvb_bt8xx_exit);
 970
 971 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
 972 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
 973 MODULE_LICENSE("GPL");