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 #include "dvb-pll.h"
  38
  39 static int debug;
  40
  41 module_param(debug, int, 0644);
  42 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
  43
  44 #define dprintk( args... ) \
  45         do \
  46                 if (debug) printk(KERN_DEBUG args); \
  47         while (0)
  48
  49 #define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
  50
  51 static void dvb_bt8xx_task(unsigned long data)
  52 {
  53         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data;
  54
  55         //printk("%d ", card->bt->finished_block);
  56
  57         while (card->bt->last_block != card->bt->finished_block) {
  58                 (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
  59                         (&card->demux,
  60                          &card->bt->buf_cpu[card->bt->last_block *
  61                                             card->bt->block_bytes],
  62                          card->bt->block_bytes);
  63                 card->bt->last_block = (card->bt->last_block + 1) %
  64                                         card->bt->block_count;
  65         }
  66 }
  67
  68 static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
  69 {
  70         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  71         struct dvb_bt8xx_card *card = dvbdmx->priv;
  72         int rc;
  73
  74         dprintk("dvb_bt8xx: start_feed\n");
  75
  76         if (!dvbdmx->dmx.frontend)
  77                 return -EINVAL;
  78
  79         mutex_lock(&card->lock);
  80         card->nfeeds++;
  81         rc = card->nfeeds;
  82         if (card->nfeeds == 1)
  83                 bt878_start(card->bt, card->gpio_mode,
  84                             card->op_sync_orin, card->irq_err_ignore);
  85         mutex_unlock(&card->lock);
  86         return rc;
  87 }
  88
  89 static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
  90 {
  91         struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
  92         struct dvb_bt8xx_card *card = dvbdmx->priv;
  93
  94         dprintk("dvb_bt8xx: stop_feed\n");
  95
  96         if (!dvbdmx->dmx.frontend)
  97                 return -EINVAL;
  98
  99         mutex_lock(&card->lock);
 100         card->nfeeds--;
 101         if (card->nfeeds == 0)
 102                 bt878_stop(card->bt);
 103         mutex_unlock(&card->lock);
 104
 105         return 0;
 106 }
 107
 108 static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)
 109 {
 110         if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&
 111                 (adev->subsystem_device == bdev->subsystem_device) &&
 112                 (adev->bus->number == bdev->bus->number) &&
 113                 (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))
 114                 return 1;
 115         return 0;
 116 }
 117
 118 static struct bt878 __devinit *dvb_bt8xx_878_match(unsigned int bttv_nr, struct pci_dev* bttv_pci_dev)
 119 {
 120         unsigned int card_nr;
 121
 122         /* Hmm, n squared. Hope n is small */
 123         for (card_nr = 0; card_nr < bt878_num; card_nr++)
 124                 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
 125                         return &bt878[card_nr];
 126         return NULL;
 127 }
 128
 129 static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
 130 {
 131         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
 132         static u8 mt352_reset [] = { 0x50, 0x80 };
 133         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 134         static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
 135         static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
 136         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 137
 138         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 139         udelay(2000);
 140         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 141         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 142
 143         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
 144         mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
 145         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 146
 147         return 0;
 148 }
 149
 150 static int thomson_dtt7579_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
 151 {
 152         u32 div;
 153         unsigned char bs = 0;
 154         unsigned char cp = 0;
 155
 156         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 157
 158         if (params->frequency < 542000000)
 159                 cp = 0xb4;
 160         else if (params->frequency < 771000000)
 161                 cp = 0xbc;
 162         else
 163                 cp = 0xf4;
 164
 165         if (params->frequency == 0)
 166                 bs = 0x03;
 167         else if (params->frequency < 443250000)
 168                 bs = 0x02;
 169         else
 170                 bs = 0x08;
 171
 172         pllbuf[0] = 0xc0; // Note: non-linux standard PLL i2c address
 173         pllbuf[1] = div >> 8;
 174         pllbuf[2] = div & 0xff;
 175         pllbuf[3] = cp;
 176         pllbuf[4] = bs;
 177
 178         return 0;
 179 }
 180
 181 static struct mt352_config thomson_dtt7579_config = {
 182         .demod_address = 0x0f,
 183         .demod_init = thomson_dtt7579_demod_init,
 184         .pll_set = thomson_dtt7579_pll_set,
 185 };
 186
 187 static struct zl10353_config thomson_dtt7579_zl10353_config = {
 188         .demod_address = 0x0f,
 189         .pll_set = thomson_dtt7579_pll_set,
 190 };
 191
 192 static int cx24108_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 193 {
 194         u32 freq = params->frequency;
 195
 196         int i, a, n, pump;
 197         u32 band, pll;
 198
 199         u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
 200                 1576000,1718000,1856000,2036000,2150000};
 201         u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
 202                 0x00102000,0x00104000,0x00108000,0x00110000,
 203                 0x00120000,0x00140000};
 204
 205         #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
 206         printk("cx24108 debug: entering SetTunerFreq, freq=%d\n",freq);
 207
 208         /* This is really the bit driving the tuner chip cx24108 */
 209
 210         if (freq<950000)
 211                 freq = 950000; /* kHz */
 212         else if (freq>2150000)
 213                 freq = 2150000; /* satellite IF is 950..2150MHz */
 214
 215         /* decide which VCO to use for the input frequency */
 216         for(i=1;(i<sizeof(osci)/sizeof(osci[0]))&&(osci[i]<freq);i++);
 217         printk("cx24108 debug: select vco #%d (f=%d)\n",i,freq);
 218         band=bandsel[i];
 219         /* the gain values must be set by SetSymbolrate */
 220         /* compute the pll divider needed, from Conexant data sheet,
 221            resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
 222            depending on the divider bit. It is set to /4 on the 2 lowest
 223            bands  */
 224         n=((i<=2?2:1)*freq*10L)/(XTAL/100);
 225         a=n%32; n/=32; if(a==0) n--;
 226         pump=(freq<(osci[i-1]+osci[i])/2);
 227         pll=0xf8000000|
 228             ((pump?1:2)<<(14+11))|
 229             ((n&0x1ff)<<(5+11))|
 230             ((a&0x1f)<<11);
 231         /* everything is shifted left 11 bits to left-align the bits in the
 232            32bit word. Output to the tuner goes MSB-aligned, after all */
 233         printk("cx24108 debug: pump=%d, n=%d, a=%d\n",pump,n,a);
 234         cx24110_pll_write(fe,band);
 235         /* set vga and vca to their widest-band settings, as a precaution.
 236            SetSymbolrate might not be called to set this up */
 237         cx24110_pll_write(fe,0x500c0000);
 238         cx24110_pll_write(fe,0x83f1f800);
 239         cx24110_pll_write(fe,pll);
 240         //writereg(client,0x56,0x7f);
 241
 242         return 0;
 243 }
 244
 245 static int pinnsat_pll_init(struct dvb_frontend* fe)
 246 {
 247         struct dvb_bt8xx_card *card = fe->dvb->priv;
 248
 249         bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
 250         bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
 251
 252         return 0;
 253 }
 254
 255 static int pinnsat_pll_sleep(struct dvb_frontend* fe)
 256 {
 257         struct dvb_bt8xx_card *card = fe->dvb->priv;
 258
 259         bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
 260
 261         return 0;
 262 }
 263
 264 static struct cx24110_config pctvsat_config = {
 265         .demod_address = 0x55,
 266         .pll_init = pinnsat_pll_init,
 267         .pll_set = cx24108_pll_set,
 268         .pll_sleep = pinnsat_pll_sleep,
 269 };
 270
 271 static int microtune_mt7202dtf_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 272 {
 273         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 274         u8 cfg, cpump, band_select;
 275         u8 data[4];
 276         u32 div;
 277         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
 278
 279         div = (36000000 + params->frequency + 83333) / 166666;
 280         cfg = 0x88;
 281
 282         if (params->frequency < 175000000)
 283                 cpump = 2;
 284         else if (params->frequency < 390000000)
 285                 cpump = 1;
 286         else if (params->frequency < 470000000)
 287                 cpump = 2;
 288         else if (params->frequency < 750000000)
 289                 cpump = 2;
 290         else
 291                 cpump = 3;
 292
 293         if (params->frequency < 175000000)
 294                 band_select = 0x0e;
 295         else if (params->frequency < 470000000)
 296                 band_select = 0x05;
 297         else
 298                 band_select = 0x03;
 299
 300         data[0] = (div >> 8) & 0x7f;
 301         data[1] = div & 0xff;
 302         data[2] = ((div >> 10) & 0x60) | cfg;
 303         data[3] = (cpump << 6) | band_select;
 304
 305         i2c_transfer(card->i2c_adapter, &msg, 1);
 306         return (div * 166666 - 36000000);
 307 }
 308
 309 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
 310 {
 311         struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
 312
 313         return request_firmware(fw, name, &bt->bt->dev->dev);
 314 }
 315
 316 static struct sp887x_config microtune_mt7202dtf_config = {
 317         .demod_address = 0x70,
 318         .pll_set = microtune_mt7202dtf_pll_set,
 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_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
 346 {
 347         u32 div;
 348         unsigned char bs = 0;
 349         unsigned char cp = 0;
 350
 351         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 352
 353         if (params->frequency < 150000000)
 354                 cp = 0xB4;
 355         else if (params->frequency < 173000000)
 356                 cp = 0xBC;
 357         else if (params->frequency < 250000000)
 358                 cp = 0xB4;
 359         else if (params->frequency < 400000000)
 360                 cp = 0xBC;
 361         else if (params->frequency < 420000000)
 362                 cp = 0xF4;
 363         else if (params->frequency < 470000000)
 364                 cp = 0xFC;
 365         else if (params->frequency < 600000000)
 366                 cp = 0xBC;
 367         else if (params->frequency < 730000000)
 368                 cp = 0xF4;
 369         else
 370                 cp = 0xFC;
 371
 372         if (params->frequency < 150000000)
 373                 bs = 0x01;
 374         else if (params->frequency < 173000000)
 375                 bs = 0x01;
 376         else if (params->frequency < 250000000)
 377                 bs = 0x02;
 378         else if (params->frequency < 400000000)
 379                 bs = 0x02;
 380         else if (params->frequency < 420000000)
 381                 bs = 0x02;
 382         else if (params->frequency < 470000000)
 383                 bs = 0x02;
 384         else if (params->frequency < 600000000)
 385                 bs = 0x08;
 386         else if (params->frequency < 730000000)
 387                 bs = 0x08;
 388         else
 389                 bs = 0x08;
 390
 391         pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address
 392         pllbuf[1] = div >> 8;
 393         pllbuf[2] = div & 0xff;
 394         pllbuf[3] = cp;
 395         pllbuf[4] = bs;
 396
 397         return 0;
 398 }
 399
 400 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
 401         .demod_address = 0x0f,
 402         .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
 403         .pll_set = advbt771_samsung_tdtc9251dh0_pll_set,
 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 controled 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 controled 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                 printk(KERN_WARNING "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 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_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 464 {
 465         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 466         u8 buf[4];
 467         u32 div;
 468         struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
 469
 470         div = (params->frequency + 36166667) / 166667;
 471
 472         buf[0] = (div >> 8) & 0x7F;
 473         buf[1] = div & 0xFF;
 474         buf[2] = 0x85;
 475         if ((params->frequency >= 47000000) && (params->frequency < 153000000))
 476                 buf[3] = 0x01;
 477         else if ((params->frequency >= 153000000) && (params->frequency < 430000000))
 478                 buf[3] = 0x02;
 479         else if ((params->frequency >= 430000000) && (params->frequency < 824000000))
 480                 buf[3] = 0x0C;
 481         else if ((params->frequency >= 824000000) && (params->frequency < 863000000))
 482                 buf[3] = 0x8C;
 483         else
 484                 return -EINVAL;
 485
 486         i2c_transfer(card->i2c_adapter, &msg, 1);
 487         return 0;
 488 }
 489
 490 static struct nxt6000_config vp3021_alps_tded4_config = {
 491         .demod_address = 0x0a,
 492         .clock_inversion = 1,
 493         .pll_set = vp3021_alps_tded4_pll_set,
 494 };
 495
 496 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
 497 {
 498         static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
 499         static u8 mt352_reset [] = { 0x50, 0x80 };
 500         static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
 501         static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
 502         static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
 503
 504         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
 505         udelay(2000);
 506         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
 507         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
 508         mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
 509         mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
 510
 511         return 0;
 512 }
 513
 514 static int digitv_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
 515 {
 516         u32 div;
 517         struct dvb_ofdm_parameters *op = &params->u.ofdm;
 518
 519         div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
 520
 521         pllbuf[0] = 0xc2;
 522         pllbuf[1] = (div >> 8) & 0x7F;
 523         pllbuf[2] = div & 0xFF;
 524         pllbuf[3] = 0x85;
 525
 526         dprintk("frequency %u, div %u\n", params->frequency, div);
 527
 528         if (params->frequency < 470000000)
 529                 pllbuf[4] = 0x02;
 530         else if (params->frequency > 823000000)
 531                 pllbuf[4] = 0x88;
 532         else
 533                 pllbuf[4] = 0x08;
 534
 535         if (op->bandwidth == 8)
 536                 pllbuf[4] |= 0x04;
 537
 538         return 0;
 539 }
 540
 541 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
 542 {
 543         /*
 544          * Reset the frontend, must be called before trying
 545          * to initialise the MT352 or mt352_attach
 546          * will fail. Same goes for the nxt6000 frontend.
 547          *
 548          */
 549
 550         int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
 551         if (ret != 0)
 552                 printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
 553
 554         /* Pulse the reset line */
 555         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 556         bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low  */
 557         msleep(100);
 558
 559         bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
 560 }
 561
 562 static struct mt352_config digitv_alps_tded4_config = {
 563         .demod_address = 0x0a,
 564         .demod_init = digitv_alps_tded4_demod_init,
 565         .pll_set = digitv_alps_tded4_pll_set,
 566 };
 567
 568 static int tdvs_tua6034_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 569 {
 570         struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
 571         u8 buf[4];
 572         struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
 573         int err;
 574
 575         dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0);
 576         dprintk("%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
 577                 __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
 578         if ((err = i2c_transfer(card->i2c_adapter, &msg, 1)) != 1) {
 579                 printk(KERN_WARNING "dvb-bt8xx: %s error "
 580                         "(addr %02x <- %02x, err = %i)\n",
 581                         __FUNCTION__, buf[0], buf[1], err);
 582                 if (err < 0)
 583                         return err;
 584                 else
 585                         return -EREMOTEIO;
 586         }
 587
 588         /* Set the Auxiliary Byte. */
 589         buf[2] &= ~0x20;
 590         buf[2] |= 0x18;
 591         buf[3] = 0x50;
 592         i2c_transfer(card->i2c_adapter, &msg, 1);
 593
 594         return 0;
 595 }
 596
 597 static struct lgdt330x_config tdvs_tua6034_config = {
 598         .demod_address    = 0x0e,
 599         .demod_chip       = LGDT3303,
 600         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
 601         .pll_set          = tdvs_tua6034_pll_set,
 602 };
 603
 604 static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
 605 {
 606         /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
 607
 608         /* Pulse the reset line */
 609         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 610         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low  */
 611         msleep(100);
 612
 613         bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
 614         msleep(100);
 615 }
 616
 617 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
 618 {
 619         int ret;
 620         struct dst_state* state = NULL;
 621
 622         switch(type) {
 623         case BTTV_BOARD_DVICO_DVBT_LITE:
 624                 card->fe = mt352_attach(&thomson_dtt7579_config, card->i2c_adapter);
 625
 626                 if (card->fe == NULL)
 627                         card->fe = zl10353_attach(&thomson_dtt7579_zl10353_config,
 628                                                   card->i2c_adapter);
 629
 630                 if (card->fe != NULL) {
 631                         card->fe->ops->info.frequency_min = 174000000;
 632                         card->fe->ops->info.frequency_max = 862000000;
 633                 }
 634                 break;
 635
 636         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 637                 lgdt330x_reset(card);
 638                 card->fe = lgdt330x_attach(&tdvs_tua6034_config, card->i2c_adapter);
 639                 if (card->fe != NULL)
 640                         dprintk ("dvb_bt8xx: lgdt330x detected\n");
 641                 break;
 642
 643         case BTTV_BOARD_NEBULA_DIGITV:
 644                 /*
 645                  * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
 646                  * this would be a cleaner solution than trying each frontend in turn.
 647                  */
 648
 649                 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
 650                 digitv_alps_tded4_reset(card);
 651                 card->fe = nxt6000_attach(&vp3021_alps_tded4_config, card->i2c_adapter);
 652                 if (card->fe != NULL) {
 653                         dprintk ("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
 654                         break;
 655                 }
 656
 657                 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
 658                 digitv_alps_tded4_reset(card);
 659                 card->fe = mt352_attach(&digitv_alps_tded4_config, card->i2c_adapter);
 660
 661                 if (card->fe != NULL)
 662                         dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
 663                 break;
 664
 665         case BTTV_BOARD_AVDVBT_761:
 666                 card->fe = sp887x_attach(&microtune_mt7202dtf_config, card->i2c_adapter);
 667                 break;
 668
 669         case BTTV_BOARD_AVDVBT_771:
 670                 card->fe = mt352_attach(&advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
 671                 if (card->fe != NULL) {
 672                         card->fe->ops->info.frequency_min = 174000000;
 673                         card->fe->ops->info.frequency_max = 862000000;
 674                 }
 675                 break;
 676
 677         case BTTV_BOARD_TWINHAN_DST:
 678                 /*      DST is not a frontend driver !!!                */
 679                 state = (struct dst_state *) kmalloc(sizeof (struct dst_state), GFP_KERNEL);
 680                 /*      Setup the Card                                  */
 681                 state->config = &dst_config;
 682                 state->i2c = card->i2c_adapter;
 683                 state->bt = card->bt;
 684
 685                 /*      DST is not a frontend, attaching the ASIC       */
 686                 if ((dst_attach(state, &card->dvb_adapter)) == NULL) {
 687                         printk("%s: Could not find a Twinhan DST.\n", __FUNCTION__);
 688                         break;
 689                 }
 690                 card->fe = &state->frontend;
 691
 692                 /*      Attach other DST peripherals if any             */
 693                 /*      Conditional Access device                       */
 694                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
 695                         ret = dst_ca_attach(state, &card->dvb_adapter);
 696                 break;
 697
 698         case BTTV_BOARD_PINNACLESAT:
 699                 card->fe = cx24110_attach(&pctvsat_config, card->i2c_adapter);
 700                 break;
 701
 702         case BTTV_BOARD_PC_HDTV:
 703                 card->fe = or51211_attach(&or51211_config, card->i2c_adapter);
 704                 break;
 705         }
 706
 707         if (card->fe == NULL)
 708                 printk("dvb-bt8xx: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n",
 709                        card->bt->dev->vendor,
 710                        card->bt->dev->device,
 711                        card->bt->dev->subsystem_vendor,
 712                        card->bt->dev->subsystem_device);
 713         else
 714                 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
 715                         printk("dvb-bt8xx: Frontend registration failed!\n");
 716                         if (card->fe->ops->release)
 717                                 card->fe->ops->release(card->fe);
 718                         card->fe = NULL;
 719                 }
 720 }
 721
 722 static int __devinit dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
 723 {
 724         int result;
 725
 726         if ((result = dvb_register_adapter(&card->dvb_adapter, card->card_name, THIS_MODULE)) < 0) {
 727                 printk("dvb_bt8xx: dvb_register_adapter failed (errno = %d)\n", result);
 728                 return result;
 729         }
 730         card->dvb_adapter.priv = card;
 731
 732         card->bt->adapter = card->i2c_adapter;
 733
 734         memset(&card->demux, 0, sizeof(struct dvb_demux));
 735
 736         card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
 737
 738         card->demux.priv = card;
 739         card->demux.filternum = 256;
 740         card->demux.feednum = 256;
 741         card->demux.start_feed = dvb_bt8xx_start_feed;
 742         card->demux.stop_feed = dvb_bt8xx_stop_feed;
 743         card->demux.write_to_decoder = NULL;
 744
 745         if ((result = dvb_dmx_init(&card->demux)) < 0) {
 746                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 747
 748                 dvb_unregister_adapter(&card->dvb_adapter);
 749                 return result;
 750         }
 751
 752         card->dmxdev.filternum = 256;
 753         card->dmxdev.demux = &card->demux.dmx;
 754         card->dmxdev.capabilities = 0;
 755
 756         if ((result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter)) < 0) {
 757                 printk("dvb_bt8xx: dvb_dmxdev_init failed (errno = %d)\n", result);
 758
 759                 dvb_dmx_release(&card->demux);
 760                 dvb_unregister_adapter(&card->dvb_adapter);
 761                 return result;
 762         }
 763
 764         card->fe_hw.source = DMX_FRONTEND_0;
 765
 766         if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
 767                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 768
 769                 dvb_dmxdev_release(&card->dmxdev);
 770                 dvb_dmx_release(&card->demux);
 771                 dvb_unregister_adapter(&card->dvb_adapter);
 772                 return result;
 773         }
 774
 775         card->fe_mem.source = DMX_MEMORY_FE;
 776
 777         if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem)) < 0) {
 778                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 779
 780                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 781                 dvb_dmxdev_release(&card->dmxdev);
 782                 dvb_dmx_release(&card->demux);
 783                 dvb_unregister_adapter(&card->dvb_adapter);
 784                 return result;
 785         }
 786
 787         if ((result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
 788                 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
 789
 790                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 791                 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 792                 dvb_dmxdev_release(&card->dmxdev);
 793                 dvb_dmx_release(&card->demux);
 794                 dvb_unregister_adapter(&card->dvb_adapter);
 795                 return result;
 796         }
 797
 798         dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
 799
 800         tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
 801
 802         frontend_init(card, type);
 803
 804         return 0;
 805 }
 806
 807 static int __devinit dvb_bt8xx_probe(struct bttv_sub_device *sub)
 808 {
 809         struct dvb_bt8xx_card *card;
 810         struct pci_dev* bttv_pci_dev;
 811         int ret;
 812
 813         if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
 814                 return -ENOMEM;
 815
 816         mutex_init(&card->lock);
 817         card->bttv_nr = sub->core->nr;
 818         strncpy(card->card_name, sub->core->name, sizeof(sub->core->name));
 819         card->i2c_adapter = &sub->core->i2c_adap;
 820
 821         switch(sub->core->type) {
 822         case BTTV_BOARD_PINNACLESAT:
 823                 card->gpio_mode = 0x0400c060;
 824                 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
 825                               BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
 826                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 827                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 828                 break;
 829
 830         case BTTV_BOARD_DVICO_DVBT_LITE:
 831                 card->gpio_mode = 0x0400C060;
 832                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 833                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 834                 /* 26, 15, 14, 6, 5
 835                  * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
 836                  * DA_APP(parallel) */
 837                 break;
 838
 839         case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
 840                 card->gpio_mode = 0x0400c060;
 841                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 842                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 843                 break;
 844
 845         case BTTV_BOARD_NEBULA_DIGITV:
 846         case BTTV_BOARD_AVDVBT_761:
 847                 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
 848                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 849                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 850                 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
 851                 break;
 852
 853         case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
 854                 card->gpio_mode = 0x0400402B;
 855                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 856                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 857                 /* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
 858                 break;
 859
 860         case BTTV_BOARD_TWINHAN_DST:
 861                 card->gpio_mode = 0x2204f2c;
 862                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 863                 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
 864                                        BT878_APPERR | BT878_AFBUS;
 865                 /* 25,21,14,11,10,9,8,3,2 then
 866                  * 0x33 = 5,4,1,0
 867                  * A_SEL=SML, DA_MLB, DA_SBR,
 868                  * DA_SDR=f, fifo trigger = 32 DWORDS
 869                  * IOM = 0 == audio A/D
 870                  * DPM = 0 == digital audio mode
 871                  * == async data parallel port
 872                  * then 0x33 (13 is set by start_capture)
 873                  * DA_APP = async data parallel port,
 874                  * ACAP_EN = 1,
 875                  * RISC+FIFO ENABLE */
 876                 break;
 877
 878         case BTTV_BOARD_PC_HDTV:
 879                 card->gpio_mode = 0x0100EC7B;
 880                 card->op_sync_orin = BT878_RISC_SYNC_MASK;
 881                 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
 882                 break;
 883
 884         default:
 885                 printk(KERN_WARNING "dvb_bt8xx: Unknown bttv card type: %d.\n",
 886                                 sub->core->type);
 887                 kfree(card);
 888                 return -ENODEV;
 889         }
 890
 891         dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
 892
 893         if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
 894                 printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr);
 895                 kfree(card);
 896                 return -EFAULT;
 897         }
 898
 899         if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
 900                 printk("dvb_bt8xx: unable to determine DMA core of card %d,\n",
 901                        card->bttv_nr);
 902                 printk("dvb_bt8xx: if you have the ALSA bt87x audio driver "
 903                        "installed, try removing it.\n");
 904
 905                 kfree(card);
 906                 return -EFAULT;
 907         }
 908
 909         mutex_init(&card->bt->gpio_lock);
 910         card->bt->bttv_nr = sub->core->nr;
 911
 912         if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
 913                 kfree(card);
 914                 return ret;
 915         }
 916
 917         dev_set_drvdata(&sub->dev, card);
 918         return 0;
 919 }
 920
 921 static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
 922 {
 923         struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
 924
 925         dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
 926
 927         bt878_stop(card->bt);
 928         tasklet_kill(&card->bt->tasklet);
 929         dvb_net_release(&card->dvbnet);
 930         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
 931         card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
 932         dvb_dmxdev_release(&card->dmxdev);
 933         dvb_dmx_release(&card->demux);
 934         if (card->fe)
 935                 dvb_unregister_frontend(card->fe);
 936         dvb_unregister_adapter(&card->dvb_adapter);
 937
 938         kfree(card);
 939 }
 940
 941 static struct bttv_sub_driver driver = {
 942         .drv = {
 943                 .name           = "dvb-bt8xx",
 944         },
 945         .probe          = dvb_bt8xx_probe,
 946         .remove         = dvb_bt8xx_remove,
 947         /* FIXME:
 948          * .shutdown    = dvb_bt8xx_shutdown,
 949          * .suspend     = dvb_bt8xx_suspend,
 950          * .resume      = dvb_bt8xx_resume,
 951          */
 952 };
 953
 954 static int __init dvb_bt8xx_init(void)
 955 {
 956         return bttv_sub_register(&driver, "dvb");
 957 }
 958
 959 static void __exit dvb_bt8xx_exit(void)
 960 {
 961         bttv_sub_unregister(&driver);
 962 }
 963
 964 module_init(dvb_bt8xx_init);
 965 module_exit(dvb_bt8xx_exit);
 966
 967 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
 968 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
 969 MODULE_LICENSE("GPL");