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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Bt8xx based DVB adapter driver4 *5 * Copyright (C) 2002,2003 Florian Schirmer <jolt@tuxbox.org>6 */7 8#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt9 10#include <linux/bitops.h>11#include <linux/module.h>12#include <linux/init.h>13#include <linux/kernel.h>14#include <linux/device.h>15#include <linux/delay.h>16#include <linux/slab.h>17#include <linux/i2c.h>18 19#include <media/dmxdev.h>20#include <media/dvbdev.h>21#include <media/dvb_demux.h>22#include <media/dvb_frontend.h>23#include "dvb-bt8xx.h"24#include "bt878.h"25 26static int debug;27 28module_param(debug, int, 0644);29MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");30 31DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);32 33#define dprintk(fmt, arg...) do { \34 if (debug) \35 printk(KERN_DEBUG pr_fmt("%s: " fmt), \36 __func__, ##arg); \37} while (0)38 39 40#define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */41 42static void dvb_bt8xx_work(struct work_struct *t)43{44 struct bt878 *bt = from_work(bt, t, bh_work);45 struct dvb_bt8xx_card *card = dev_get_drvdata(&bt->adapter->dev);46 47 dprintk("%d\n", card->bt->finished_block);48 49 while (card->bt->last_block != card->bt->finished_block) {50 (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)51 (&card->demux,52 &card->bt->buf_cpu[card->bt->last_block *53 card->bt->block_bytes],54 card->bt->block_bytes);55 card->bt->last_block = (card->bt->last_block + 1) %56 card->bt->block_count;57 }58}59 60static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)61{62 struct dvb_demux*dvbdmx = dvbdmxfeed->demux;63 struct dvb_bt8xx_card *card = dvbdmx->priv;64 int rc;65 66 dprintk("dvb_bt8xx: start_feed\n");67 68 if (!dvbdmx->dmx.frontend)69 return -EINVAL;70 71 mutex_lock(&card->lock);72 card->nfeeds++;73 rc = card->nfeeds;74 if (card->nfeeds == 1)75 bt878_start(card->bt, card->gpio_mode,76 card->op_sync_orin, card->irq_err_ignore);77 mutex_unlock(&card->lock);78 return rc;79}80 81static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)82{83 struct dvb_demux *dvbdmx = dvbdmxfeed->demux;84 struct dvb_bt8xx_card *card = dvbdmx->priv;85 86 dprintk("dvb_bt8xx: stop_feed\n");87 88 if (!dvbdmx->dmx.frontend)89 return -EINVAL;90 91 mutex_lock(&card->lock);92 card->nfeeds--;93 if (card->nfeeds == 0)94 bt878_stop(card->bt);95 mutex_unlock(&card->lock);96 97 return 0;98}99 100static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)101{102 if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&103 (adev->subsystem_device == bdev->subsystem_device) &&104 (adev->bus->number == bdev->bus->number) &&105 (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))106 return 1;107 return 0;108}109 110static struct bt878 *dvb_bt8xx_878_match(unsigned int bttv_nr,111 struct pci_dev* bttv_pci_dev)112{113 unsigned int card_nr;114 115 /* Hmm, n squared. Hope n is small */116 for (card_nr = 0; card_nr < bt878_num; card_nr++)117 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))118 return &bt878[card_nr];119 return NULL;120}121 122static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)123{124 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };125 static u8 mt352_reset [] = { 0x50, 0x80 };126 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };127 static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };128 static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };129 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };130 131 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));132 udelay(2000);133 mt352_write(fe, mt352_reset, sizeof(mt352_reset));134 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));135 136 mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));137 mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));138 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));139 140 return 0;141}142 143static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend *fe, u8* pllbuf, int buf_len)144{145 struct dtv_frontend_properties *c = &fe->dtv_property_cache;146 u32 div;147 unsigned char bs = 0;148 unsigned char cp = 0;149 150 if (buf_len < 5)151 return -EINVAL;152 153 div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;154 155 if (c->frequency < 542000000)156 cp = 0xb4;157 else if (c->frequency < 771000000)158 cp = 0xbc;159 else160 cp = 0xf4;161 162 if (c->frequency == 0)163 bs = 0x03;164 else if (c->frequency < 443250000)165 bs = 0x02;166 else167 bs = 0x08;168 169 pllbuf[0] = 0x60;170 pllbuf[1] = div >> 8;171 pllbuf[2] = div & 0xff;172 pllbuf[3] = cp;173 pllbuf[4] = bs;174 175 return 5;176}177 178static struct mt352_config thomson_dtt7579_config = {179 .demod_address = 0x0f,180 .demod_init = thomson_dtt7579_demod_init,181};182 183static struct zl10353_config thomson_dtt7579_zl10353_config = {184 .demod_address = 0x0f,185};186 187static int cx24108_tuner_set_params(struct dvb_frontend *fe)188{189 struct dtv_frontend_properties *c = &fe->dtv_property_cache;190 u32 freq = c->frequency;191 int i, a, n, pump;192 u32 band, pll;193 static const u32 osci[] = {194 950000, 1019000, 1075000, 1178000, 1296000, 1432000,195 1576000, 1718000, 1856000, 2036000, 2150000196 };197 static const u32 bandsel[] = {198 0, 0x00020000, 0x00040000, 0x00100800, 0x00101000,199 0x00102000, 0x00104000, 0x00108000, 0x00110000,200 0x00120000, 0x00140000201 };202 203 #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */204 dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);205 206 /* This is really the bit driving the tuner chip cx24108 */207 208 if (freq<950000)209 freq = 950000; /* kHz */210 else if (freq>2150000)211 freq = 2150000; /* satellite IF is 950..2150MHz */212 213 /* decide which VCO to use for the input frequency */214 for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);215 dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);216 band=bandsel[i];217 /* the gain values must be set by SetSymbolrate */218 /* compute the pll divider needed, from Conexant data sheet,219 resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,220 depending on the divider bit. It is set to /4 on the 2 lowest221 bands */222 n=((i<=2?2:1)*freq*10L)/(XTAL/100);223 a=n%32; n/=32; if(a==0) n--;224 pump=(freq<(osci[i-1]+osci[i])/2);225 pll=0xf8000000|226 ((pump?1:2)<<(14+11))|227 ((n&0x1ff)<<(5+11))|228 ((a&0x1f)<<11);229 /* everything is shifted left 11 bits to left-align the bits in the230 32bit word. Output to the tuner goes MSB-aligned, after all */231 dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);232 cx24110_pll_write(fe,band);233 /* set vga and vca to their widest-band settings, as a precaution.234 SetSymbolrate might not be called to set this up */235 cx24110_pll_write(fe,0x500c0000);236 cx24110_pll_write(fe,0x83f1f800);237 cx24110_pll_write(fe,pll);238 //writereg(client,0x56,0x7f);239 240 return 0;241}242 243static int pinnsat_tuner_init(struct dvb_frontend* fe)244{245 struct dvb_bt8xx_card *card = fe->dvb->priv;246 247 bttv_gpio_enable(card->bttv_nr, 1, 1); /* output */248 bttv_write_gpio(card->bttv_nr, 1, 1); /* relay on */249 250 return 0;251}252 253static int pinnsat_tuner_sleep(struct dvb_frontend* fe)254{255 struct dvb_bt8xx_card *card = fe->dvb->priv;256 257 bttv_write_gpio(card->bttv_nr, 1, 0); /* relay off */258 259 return 0;260}261 262static struct cx24110_config pctvsat_config = {263 .demod_address = 0x55,264};265 266static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)267{268 struct dtv_frontend_properties *c = &fe->dtv_property_cache;269 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;270 u8 cfg, cpump, band_select;271 u8 data[4];272 u32 div;273 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };274 275 div = (36000000 + c->frequency + 83333) / 166666;276 cfg = 0x88;277 278 if (c->frequency < 175000000)279 cpump = 2;280 else if (c->frequency < 390000000)281 cpump = 1;282 else if (c->frequency < 470000000)283 cpump = 2;284 else if (c->frequency < 750000000)285 cpump = 2;286 else287 cpump = 3;288 289 if (c->frequency < 175000000)290 band_select = 0x0e;291 else if (c->frequency < 470000000)292 band_select = 0x05;293 else294 band_select = 0x03;295 296 data[0] = (div >> 8) & 0x7f;297 data[1] = div & 0xff;298 data[2] = ((div >> 10) & 0x60) | cfg;299 data[3] = (cpump << 6) | band_select;300 301 if (fe->ops.i2c_gate_ctrl)302 fe->ops.i2c_gate_ctrl(fe, 1);303 i2c_transfer(card->i2c_adapter, &msg, 1);304 return (div * 166666 - 36000000);305}306 307static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)308{309 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;310 311 return request_firmware(fw, name, &bt->bt->dev->dev);312}313 314static const struct sp887x_config microtune_mt7202dtf_config = {315 .demod_address = 0x70,316 .request_firmware = microtune_mt7202dtf_request_firmware,317};318 319static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)320{321 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };322 static u8 mt352_reset [] = { 0x50, 0x80 };323 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };324 static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,325 0x00, 0xFF, 0x00, 0x40, 0x40 };326 static u8 mt352_av771_extra[] = { 0xB5, 0x7A };327 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };328 329 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));330 udelay(2000);331 mt352_write(fe, mt352_reset, sizeof(mt352_reset));332 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));333 334 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));335 udelay(2000);336 mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));337 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));338 339 return 0;340}341 342static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)343{344 struct dtv_frontend_properties *c = &fe->dtv_property_cache;345 u32 div;346 unsigned char bs = 0;347 unsigned char cp = 0;348 349 if (buf_len < 5) return -EINVAL;350 351 div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;352 353 if (c->frequency < 150000000)354 cp = 0xB4;355 else if (c->frequency < 173000000)356 cp = 0xBC;357 else if (c->frequency < 250000000)358 cp = 0xB4;359 else if (c->frequency < 400000000)360 cp = 0xBC;361 else if (c->frequency < 420000000)362 cp = 0xF4;363 else if (c->frequency < 470000000)364 cp = 0xFC;365 else if (c->frequency < 600000000)366 cp = 0xBC;367 else if (c->frequency < 730000000)368 cp = 0xF4;369 else370 cp = 0xFC;371 372 if (c->frequency < 150000000)373 bs = 0x01;374 else if (c->frequency < 173000000)375 bs = 0x01;376 else if (c->frequency < 250000000)377 bs = 0x02;378 else if (c->frequency < 400000000)379 bs = 0x02;380 else if (c->frequency < 420000000)381 bs = 0x02;382 else if (c->frequency < 470000000)383 bs = 0x02;384 else385 bs = 0x08;386 387 pllbuf[0] = 0x61;388 pllbuf[1] = div >> 8;389 pllbuf[2] = div & 0xff;390 pllbuf[3] = cp;391 pllbuf[4] = bs;392 393 return 5;394}395 396static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {397 .demod_address = 0x0f,398 .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,399};400 401static const struct dst_config dst_config = {402 .demod_address = 0x55,403};404 405static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)406{407 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;408 409 return request_firmware(fw, name, &bt->bt->dev->dev);410}411 412static void or51211_setmode(struct dvb_frontend * fe, int mode)413{414 struct dvb_bt8xx_card *bt = fe->dvb->priv;415 bttv_write_gpio(bt->bttv_nr, 0x0002, mode); /* Reset */416 msleep(20);417}418 419static void or51211_reset(struct dvb_frontend * fe)420{421 struct dvb_bt8xx_card *bt = fe->dvb->priv;422 423 /* RESET DEVICE424 * reset is controlled by GPIO-0425 * when set to 0 causes reset and when to 1 for normal op426 * must remain reset for 128 clock cycles on a 50Mhz clock427 * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4428 * We assume that the reset has be held low long enough or we429 * have been reset by a power on. When the driver is unloaded430 * reset set to 0 so if reloaded we have been reset.431 */432 /* reset & PRM1,2&4 are outputs */433 int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);434 if (ret != 0)435 pr_warn("or51211: Init Error - Can't Reset DVR (%i)\n", ret);436 bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000); /* Reset */437 msleep(20);438 /* Now set for normal operation */439 bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);440 /* wait for operation to begin */441 msleep(500);442}443 444static void or51211_sleep(struct dvb_frontend * fe)445{446 struct dvb_bt8xx_card *bt = fe->dvb->priv;447 bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);448}449 450static const struct or51211_config or51211_config = {451 .demod_address = 0x15,452 .request_firmware = or51211_request_firmware,453 .setmode = or51211_setmode,454 .reset = or51211_reset,455 .sleep = or51211_sleep,456};457 458static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)459{460 struct dtv_frontend_properties *c = &fe->dtv_property_cache;461 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;462 u8 buf[4];463 u32 div;464 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };465 466 div = (c->frequency + 36166667) / 166667;467 468 buf[0] = (div >> 8) & 0x7F;469 buf[1] = div & 0xFF;470 buf[2] = 0x85;471 if ((c->frequency >= 47000000) && (c->frequency < 153000000))472 buf[3] = 0x01;473 else if ((c->frequency >= 153000000) && (c->frequency < 430000000))474 buf[3] = 0x02;475 else if ((c->frequency >= 430000000) && (c->frequency < 824000000))476 buf[3] = 0x0C;477 else if ((c->frequency >= 824000000) && (c->frequency < 863000000))478 buf[3] = 0x8C;479 else480 return -EINVAL;481 482 if (fe->ops.i2c_gate_ctrl)483 fe->ops.i2c_gate_ctrl(fe, 1);484 i2c_transfer(card->i2c_adapter, &msg, 1);485 return 0;486}487 488static struct nxt6000_config vp3021_alps_tded4_config = {489 .demod_address = 0x0a,490 .clock_inversion = 1,491};492 493static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)494{495 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };496 static u8 mt352_reset [] = { 0x50, 0x80 };497 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };498 static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };499 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };500 501 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));502 udelay(2000);503 mt352_write(fe, mt352_reset, sizeof(mt352_reset));504 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));505 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));506 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));507 508 return 0;509}510 511static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)512{513 u32 div;514 struct dtv_frontend_properties *c = &fe->dtv_property_cache;515 516 if (buf_len < 5)517 return -EINVAL;518 519 div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;520 521 pllbuf[0] = 0x61;522 pllbuf[1] = (div >> 8) & 0x7F;523 pllbuf[2] = div & 0xFF;524 pllbuf[3] = 0x85;525 526 dprintk("frequency %u, div %u\n", c->frequency, div);527 528 if (c->frequency < 470000000)529 pllbuf[4] = 0x02;530 else if (c->frequency > 823000000)531 pllbuf[4] = 0x88;532 else533 pllbuf[4] = 0x08;534 535 if (c->bandwidth_hz == 8000000)536 pllbuf[4] |= 0x04;537 538 return 5;539}540 541static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)542{543 /*544 * Reset the frontend, must be called before trying545 * to initialise the MT352 or mt352_attach546 * 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 pr_warn("digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n",553 ret);554 555 /* Pulse the reset line */556 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */557 bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low */558 msleep(100);559 560 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */561}562 563static struct mt352_config digitv_alps_tded4_config = {564 .demod_address = 0x0a,565 .demod_init = digitv_alps_tded4_demod_init,566};567 568static struct lgdt330x_config tdvs_tua6034_config = {569 .demod_chip = LGDT3303,570 .serial_mpeg = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */571};572 573static void lgdt330x_reset(struct dvb_bt8xx_card *bt)574{575 /* Set pin 27 of the lgdt3303 chip high to reset the frontend */576 577 /* Pulse the reset line */578 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */579 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low */580 msleep(100);581 582 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */583 msleep(100);584}585 586static void frontend_init(struct dvb_bt8xx_card *card, u32 type)587{588 struct dst_state* state = NULL;589 590 switch(type) {591 case BTTV_BOARD_DVICO_DVBT_LITE:592 card->fe = dvb_attach(mt352_attach, &thomson_dtt7579_config, card->i2c_adapter);593 594 if (card->fe == NULL)595 card->fe = dvb_attach(zl10353_attach, &thomson_dtt7579_zl10353_config,596 card->i2c_adapter);597 598 if (card->fe != NULL) {599 card->fe->ops.tuner_ops.calc_regs = thomson_dtt7579_tuner_calc_regs;600 card->fe->ops.info.frequency_min_hz = 174 * MHz;601 card->fe->ops.info.frequency_max_hz = 862 * MHz;602 }603 break;604 605 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:606 lgdt330x_reset(card);607 card->fe = dvb_attach(lgdt330x_attach, &tdvs_tua6034_config,608 0x0e, card->i2c_adapter);609 if (card->fe != NULL) {610 dvb_attach(simple_tuner_attach, card->fe,611 card->i2c_adapter, 0x61,612 TUNER_LG_TDVS_H06XF);613 dprintk("dvb_bt8xx: lgdt330x detected\n");614 }615 break;616 617 case BTTV_BOARD_NEBULA_DIGITV:618 /*619 * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);620 * this would be a cleaner solution than trying each frontend in turn.621 */622 623 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */624 digitv_alps_tded4_reset(card);625 card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);626 if (card->fe != NULL) {627 card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;628 dprintk("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");629 break;630 }631 632 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */633 digitv_alps_tded4_reset(card);634 card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);635 636 if (card->fe != NULL) {637 card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;638 dprintk("dvb_bt8xx: an mt352 was detected on your digitv card\n");639 }640 break;641 642 case BTTV_BOARD_AVDVBT_761:643 card->fe = dvb_attach(sp887x_attach, µtune_mt7202dtf_config, card->i2c_adapter);644 if (card->fe) {645 card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;646 }647 break;648 649 case BTTV_BOARD_AVDVBT_771:650 card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);651 if (card->fe != NULL) {652 card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;653 card->fe->ops.info.frequency_min_hz = 174 * MHz;654 card->fe->ops.info.frequency_max_hz = 862 * MHz;655 }656 break;657 658 case BTTV_BOARD_TWINHAN_DST:659 /* DST is not a frontend driver !!! */660 state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);661 if (!state) {662 pr_err("No memory\n");663 break;664 }665 /* Setup the Card */666 state->config = &dst_config;667 state->i2c = card->i2c_adapter;668 state->bt = card->bt;669 state->dst_ca = NULL;670 /* DST is not a frontend, attaching the ASIC */671 if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {672 pr_err("%s: Could not find a Twinhan DST\n", __func__);673 kfree(state);674 break;675 }676 /* Attach other DST peripherals if any */677 /* Conditional Access device */678 card->fe = &state->frontend;679 if (state->dst_hw_cap & DST_TYPE_HAS_CA)680 dvb_attach(dst_ca_attach, state, &card->dvb_adapter);681 break;682 683 case BTTV_BOARD_PINNACLESAT:684 card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);685 if (card->fe) {686 card->fe->ops.tuner_ops.init = pinnsat_tuner_init;687 card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;688 card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;689 }690 break;691 692 case BTTV_BOARD_PC_HDTV:693 card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);694 if (card->fe != NULL)695 dvb_attach(simple_tuner_attach, card->fe,696 card->i2c_adapter, 0x61,697 TUNER_PHILIPS_FCV1236D);698 break;699 }700 701 if (card->fe == NULL)702 pr_err("A frontend driver was not found for device [%04x:%04x] subsystem [%04x:%04x]\n",703 card->bt->dev->vendor,704 card->bt->dev->device,705 card->bt->dev->subsystem_vendor,706 card->bt->dev->subsystem_device);707 else708 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {709 pr_err("Frontend registration failed!\n");710 dvb_frontend_detach(card->fe);711 card->fe = NULL;712 }713}714 715static int dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)716{717 int result;718 719 result = dvb_register_adapter(&card->dvb_adapter, card->card_name,720 THIS_MODULE, &card->bt->dev->dev,721 adapter_nr);722 if (result < 0) {723 pr_err("dvb_register_adapter failed (errno = %d)\n", result);724 return result;725 }726 card->dvb_adapter.priv = card;727 728 card->bt->adapter = card->i2c_adapter;729 730 memset(&card->demux, 0, sizeof(struct dvb_demux));731 732 card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;733 734 card->demux.priv = card;735 card->demux.filternum = 256;736 card->demux.feednum = 256;737 card->demux.start_feed = dvb_bt8xx_start_feed;738 card->demux.stop_feed = dvb_bt8xx_stop_feed;739 card->demux.write_to_decoder = NULL;740 741 result = dvb_dmx_init(&card->demux);742 if (result < 0) {743 pr_err("dvb_dmx_init failed (errno = %d)\n", result);744 goto err_unregister_adaptor;745 }746 747 card->dmxdev.filternum = 256;748 card->dmxdev.demux = &card->demux.dmx;749 card->dmxdev.capabilities = 0;750 751 result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter);752 if (result < 0) {753 pr_err("dvb_dmxdev_init failed (errno = %d)\n", result);754 goto err_dmx_release;755 }756 757 card->fe_hw.source = DMX_FRONTEND_0;758 759 result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw);760 if (result < 0) {761 pr_err("dvb_dmx_init failed (errno = %d)\n", result);762 goto err_dmxdev_release;763 }764 765 card->fe_mem.source = DMX_MEMORY_FE;766 767 result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem);768 if (result < 0) {769 pr_err("dvb_dmx_init failed (errno = %d)\n", result);770 goto err_remove_hw_frontend;771 }772 773 result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw);774 if (result < 0) {775 pr_err("dvb_dmx_init failed (errno = %d)\n", result);776 goto err_remove_mem_frontend;777 }778 779 result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);780 if (result < 0) {781 pr_err("dvb_net_init failed (errno = %d)\n", result);782 goto err_disconnect_frontend;783 }784 785 INIT_WORK(&card->bt->bh_work, dvb_bt8xx_work);786 787 frontend_init(card, type);788 789 return 0;790 791err_disconnect_frontend:792 card->demux.dmx.disconnect_frontend(&card->demux.dmx);793err_remove_mem_frontend:794 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);795err_remove_hw_frontend:796 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);797err_dmxdev_release:798 dvb_dmxdev_release(&card->dmxdev);799err_dmx_release:800 dvb_dmx_release(&card->demux);801err_unregister_adaptor:802 dvb_unregister_adapter(&card->dvb_adapter);803 return result;804}805 806static int 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 strscpy(card->card_name, sub->core->v4l2_dev.name,818 sizeof(card->card_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, 5835 * A_PWRDN DA_DPM DA_SBR DA_IOM_DA836 * 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 then866 * 0x33 = 5,4,1,0867 * A_SEL=SML, DA_MLB, DA_SBR,868 * DA_SDR=f, fifo trigger = 32 DWORDS869 * IOM = 0 == audio A/D870 * DPM = 0 == digital audio mode871 * == async data parallel port872 * 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 pr_err("Unknown bttv card type: %d\n", 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 pr_err("no pci device for card %d\n", card->bttv_nr);894 kfree(card);895 return -ENODEV;896 }897 898 if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {899 pr_err("unable to determine DMA core of card %d,\n", card->bttv_nr);900 pr_err("if you have the ALSA bt87x audio driver installed, try removing it.\n");901 902 kfree(card);903 return -ENODEV;904 }905 906 mutex_init(&card->bt->gpio_lock);907 card->bt->bttv_nr = sub->core->nr;908 909 if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {910 kfree(card);911 return ret;912 }913 914 dev_set_drvdata(&sub->dev, card);915 return 0;916}917 918static void dvb_bt8xx_remove(struct bttv_sub_device *sub)919{920 struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);921 922 dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);923 924 bt878_stop(card->bt);925 cancel_work_sync(&card->bt->bh_work);926 dvb_net_release(&card->dvbnet);927 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);928 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);929 dvb_dmxdev_release(&card->dmxdev);930 dvb_dmx_release(&card->demux);931 if (card->fe) {932 dvb_unregister_frontend(card->fe);933 dvb_frontend_detach(card->fe);934 }935 dvb_unregister_adapter(&card->dvb_adapter);936 937 kfree(card);938}939 940static struct bttv_sub_driver driver = {941 .drv = {942 .name = "dvb-bt8xx",943 },944 .probe = dvb_bt8xx_probe,945 .remove = dvb_bt8xx_remove,946 /* FIXME:947 * .shutdown = dvb_bt8xx_shutdown,948 * .suspend = dvb_bt8xx_suspend,949 * .resume = dvb_bt8xx_resume,950 */951};952 953static int __init dvb_bt8xx_init(void)954{955 return bttv_sub_register(&driver, "dvb");956}957 958static void __exit dvb_bt8xx_exit(void)959{960 bttv_sub_unregister(&driver);961}962 963module_init(dvb_bt8xx_init);964module_exit(dvb_bt8xx_exit);965 966MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");967MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");968MODULE_LICENSE("GPL");969