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[ARM] Support register switch in nommu mode
[linux-2.6/verdex.git] / drivers / media / dvb / bt8xx / dvb-bt8xx.c
blobf65f64b00ff342aa5c0140198e13be55db99ff2b
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 down(&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 up(&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 down(&card->lock);
100 card->nfeeds--;
101 if (card->nfeeds == 0)
102 bt878_stop(card->bt);
103 up(&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 __init *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 int cx24108_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
188 {
189 u32 freq = params->frequency;
190
191 int i, a, n, pump;
192 u32 band, pll;
193
194 u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
195 1576000,1718000,1856000,2036000,2150000};
196 u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
197 0x00102000,0x00104000,0x00108000,0x00110000,
198 0x00120000,0x00140000};
199
200 #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
201 printk("cx24108 debug: entering SetTunerFreq, freq=%d\n",freq);
202
203 /* This is really the bit driving the tuner chip cx24108 */
204
205 if (freq<950000)
206 freq = 950000; /* kHz */
207 else if (freq>2150000)
208 freq = 2150000; /* satellite IF is 950..2150MHz */
209
210 /* decide which VCO to use for the input frequency */
211 for(i=1;(i<sizeof(osci)/sizeof(osci[0]))&&(osci[i]<freq);i++);
212 printk("cx24108 debug: select vco #%d (f=%d)\n",i,freq);
213 band=bandsel[i];
214 /* the gain values must be set by SetSymbolrate */
215 /* compute the pll divider needed, from Conexant data sheet,
216 resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
217 depending on the divider bit. It is set to /4 on the 2 lowest
218 bands */
219 n=((i<=2?2:1)*freq*10L)/(XTAL/100);
220 a=n%32; n/=32; if(a==0) n--;
221 pump=(freq<(osci[i-1]+osci[i])/2);
222 pll=0xf8000000|
223 ((pump?1:2)<<(14+11))|
224 ((n&0x1ff)<<(5+11))|
225 ((a&0x1f)<<11);
226 /* everything is shifted left 11 bits to left-align the bits in the
227 32bit word. Output to the tuner goes MSB-aligned, after all */
228 printk("cx24108 debug: pump=%d, n=%d, a=%d\n",pump,n,a);
229 cx24110_pll_write(fe,band);
230 /* set vga and vca to their widest-band settings, as a precaution.
231 SetSymbolrate might not be called to set this up */
232 cx24110_pll_write(fe,0x500c0000);
233 cx24110_pll_write(fe,0x83f1f800);
234 cx24110_pll_write(fe,pll);
235 //writereg(client,0x56,0x7f);
236
237 return 0;
238 }
239
240 static int pinnsat_pll_init(struct dvb_frontend* fe)
241 {
242 return 0;
243 }
244
245 static struct cx24110_config pctvsat_config = {
246 .demod_address = 0x55,
247 .pll_init = pinnsat_pll_init,
248 .pll_set = cx24108_pll_set,
249 };
250
251 static int microtune_mt7202dtf_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
252 {
253 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
254 u8 cfg, cpump, band_select;
255 u8 data[4];
256 u32 div;
257 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
258
259 div = (36000000 + params->frequency + 83333) / 166666;
260 cfg = 0x88;
261
262 if (params->frequency < 175000000)
263 cpump = 2;
264 else if (params->frequency < 390000000)
265 cpump = 1;
266 else if (params->frequency < 470000000)
267 cpump = 2;
268 else if (params->frequency < 750000000)
269 cpump = 2;
270 else
271 cpump = 3;
272
273 if (params->frequency < 175000000)
274 band_select = 0x0e;
275 else if (params->frequency < 470000000)
276 band_select = 0x05;
277 else
278 band_select = 0x03;
279
280 data[0] = (div >> 8) & 0x7f;
281 data[1] = div & 0xff;
282 data[2] = ((div >> 10) & 0x60) | cfg;
283 data[3] = (cpump << 6) | band_select;
284
285 i2c_transfer(card->i2c_adapter, &msg, 1);
286 return (div * 166666 - 36000000);
287 }
288
289 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
290 {
291 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
292
293 return request_firmware(fw, name, &bt->bt->dev->dev);
294 }
295
296 static struct sp887x_config microtune_mt7202dtf_config = {
297 .demod_address = 0x70,
298 .pll_set = microtune_mt7202dtf_pll_set,
299 .request_firmware = microtune_mt7202dtf_request_firmware,
300 };
301
302 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
303 {
304 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
305 static u8 mt352_reset [] = { 0x50, 0x80 };
306 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
307 static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
308 0x00, 0xFF, 0x00, 0x40, 0x40 };
309 static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
310 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
311
312 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
313 udelay(2000);
314 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
315 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
316
317 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
318 udelay(2000);
319 mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
320 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
321
322 return 0;
323 }
324
325 static int advbt771_samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
326 {
327 u32 div;
328 unsigned char bs = 0;
329 unsigned char cp = 0;
330
331 div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
332
333 if (params->frequency < 150000000)
334 cp = 0xB4;
335 else if (params->frequency < 173000000)
336 cp = 0xBC;
337 else if (params->frequency < 250000000)
338 cp = 0xB4;
339 else if (params->frequency < 400000000)
340 cp = 0xBC;
341 else if (params->frequency < 420000000)
342 cp = 0xF4;
343 else if (params->frequency < 470000000)
344 cp = 0xFC;
345 else if (params->frequency < 600000000)
346 cp = 0xBC;
347 else if (params->frequency < 730000000)
348 cp = 0xF4;
349 else
350 cp = 0xFC;
351
352 if (params->frequency < 150000000)
353 bs = 0x01;
354 else if (params->frequency < 173000000)
355 bs = 0x01;
356 else if (params->frequency < 250000000)
357 bs = 0x02;
358 else if (params->frequency < 400000000)
359 bs = 0x02;
360 else if (params->frequency < 420000000)
361 bs = 0x02;
362 else if (params->frequency < 470000000)
363 bs = 0x02;
364 else if (params->frequency < 600000000)
365 bs = 0x08;
366 else if (params->frequency < 730000000)
367 bs = 0x08;
368 else
369 bs = 0x08;
370
371 pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address
372 pllbuf[1] = div >> 8;
373 pllbuf[2] = div & 0xff;
374 pllbuf[3] = cp;
375 pllbuf[4] = bs;
376
377 return 0;
378 }
379
380 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
381 .demod_address = 0x0f,
382 .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
383 .pll_set = advbt771_samsung_tdtc9251dh0_pll_set,
384 };
385
386 static struct dst_config dst_config = {
387 .demod_address = 0x55,
388 };
389
390 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
391 {
392 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
393
394 return request_firmware(fw, name, &bt->bt->dev->dev);
395 }
396
397 static void or51211_setmode(struct dvb_frontend * fe, int mode)
398 {
399 struct dvb_bt8xx_card *bt = fe->dvb->priv;
400 bttv_write_gpio(bt->bttv_nr, 0x0002, mode); /* Reset */
401 msleep(20);
402 }
403
404 static void or51211_reset(struct dvb_frontend * fe)
405 {
406 struct dvb_bt8xx_card *bt = fe->dvb->priv;
407
408 /* RESET DEVICE
409 * reset is controled by GPIO-0
410 * when set to 0 causes reset and when to 1 for normal op
411 * must remain reset for 128 clock cycles on a 50Mhz clock
412 * also PRM1 PRM2 & PRM4 are controled by GPIO-1,GPIO-2 & GPIO-4
413 * We assume that the reset has be held low long enough or we
414 * have been reset by a power on. When the driver is unloaded
415 * reset set to 0 so if reloaded we have been reset.
416 */
417 /* reset & PRM1,2&4 are outputs */
418 int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
419 if (ret != 0)
420 printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR (%i)\n", ret);
421 bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000); /* Reset */
422 msleep(20);
423 /* Now set for normal operation */
424 bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
425 /* wait for operation to begin */
426 msleep(500);
427 }
428
429 static void or51211_sleep(struct dvb_frontend * fe)
430 {
431 struct dvb_bt8xx_card *bt = fe->dvb->priv;
432 bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
433 }
434
435 static struct or51211_config or51211_config = {
436 .demod_address = 0x15,
437 .request_firmware = or51211_request_firmware,
438 .setmode = or51211_setmode,
439 .reset = or51211_reset,
440 .sleep = or51211_sleep,
441 };
442
443 static int vp3021_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
444 {
445 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
446 u8 buf[4];
447 u32 div;
448 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
449
450 div = (params->frequency + 36166667) / 166667;
451
452 buf[0] = (div >> 8) & 0x7F;
453 buf[1] = div & 0xFF;
454 buf[2] = 0x85;
455 if ((params->frequency >= 47000000) && (params->frequency < 153000000))
456 buf[3] = 0x01;
457 else if ((params->frequency >= 153000000) && (params->frequency < 430000000))
458 buf[3] = 0x02;
459 else if ((params->frequency >= 430000000) && (params->frequency < 824000000))
460 buf[3] = 0x0C;
461 else if ((params->frequency >= 824000000) && (params->frequency < 863000000))
462 buf[3] = 0x8C;
463 else
464 return -EINVAL;
465
466 i2c_transfer(card->i2c_adapter, &msg, 1);
467 return 0;
468 }
469
470 static struct nxt6000_config vp3021_alps_tded4_config = {
471 .demod_address = 0x0a,
472 .clock_inversion = 1,
473 .pll_set = vp3021_alps_tded4_pll_set,
474 };
475
476 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
477 {
478 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
479 static u8 mt352_reset [] = { 0x50, 0x80 };
480 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
481 static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
482 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
483
484 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
485 udelay(2000);
486 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
487 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
488 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
489 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
490
491 return 0;
492 }
493
494 static int digitv_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
495 {
496 u32 div;
497 struct dvb_ofdm_parameters *op = &params->u.ofdm;
498
499 div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
500
501 pllbuf[0] = 0xc2;
502 pllbuf[1] = (div >> 8) & 0x7F;
503 pllbuf[2] = div & 0xFF;
504 pllbuf[3] = 0x85;
505
506 dprintk("frequency %u, div %u\n", params->frequency, div);
507
508 if (params->frequency < 470000000)
509 pllbuf[4] = 0x02;
510 else if (params->frequency > 823000000)
511 pllbuf[4] = 0x88;
512 else
513 pllbuf[4] = 0x08;
514
515 if (op->bandwidth == 8)
516 pllbuf[4] |= 0x04;
517
518 return 0;
519 }
520
521 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
522 {
523 /*
524 * Reset the frontend, must be called before trying
525 * to initialise the MT352 or mt352_attach
526 * will fail. Same goes for the nxt6000 frontend.
527 *
528 */
529
530 int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
531 if (ret != 0)
532 printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
533
534 /* Pulse the reset line */
535 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
536 bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low */
537 msleep(100);
538
539 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
540 }
541
542 static struct mt352_config digitv_alps_tded4_config = {
543 .demod_address = 0x0a,
544 .demod_init = digitv_alps_tded4_demod_init,
545 .pll_set = digitv_alps_tded4_pll_set,
546 };
547
548 static int tdvs_tua6034_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
549 {
550 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
551 u8 buf[4];
552 struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
553 int err;
554
555 dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0);
556 dprintk("%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
557 __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
558 if ((err = i2c_transfer(card->i2c_adapter, &msg, 1)) != 1) {
559 printk(KERN_WARNING "dvb-bt8xx: %s error "
560 "(addr %02x <- %02x, err = %i)\n",
561 __FUNCTION__, buf[0], buf[1], err);
562 if (err < 0)
563 return err;
564 else
565 return -EREMOTEIO;
566 }
567
568 /* Set the Auxiliary Byte. */
569 buf[2] &= ~0x20;
570 buf[2] |= 0x18;
571 buf[3] = 0x50;
572 i2c_transfer(card->i2c_adapter, &msg, 1);
573
574 return 0;
575 }
576
577 static struct lgdt330x_config tdvs_tua6034_config = {
578 .demod_address = 0x0e,
579 .demod_chip = LGDT3303,
580 .serial_mpeg = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
581 .pll_set = tdvs_tua6034_pll_set,
582 };
583
584 static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
585 {
586 /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
587
588 /* Pulse the reset line */
589 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
590 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low */
591 msleep(100);
592
593 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
594 msleep(100);
595 }
596
597 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
598 {
599 int ret;
600 struct dst_state* state = NULL;
601
602 switch(type) {
603 case BTTV_BOARD_DVICO_DVBT_LITE:
604 card->fe = mt352_attach(&thomson_dtt7579_config, card->i2c_adapter);
605 if (card->fe != NULL) {
606 card->fe->ops->info.frequency_min = 174000000;
607 card->fe->ops->info.frequency_max = 862000000;
608 }
609 break;
610
611 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
612 lgdt330x_reset(card);
613 card->fe = lgdt330x_attach(&tdvs_tua6034_config, card->i2c_adapter);
614 if (card->fe != NULL)
615 dprintk ("dvb_bt8xx: lgdt330x detected\n");
616 break;
617
618 case BTTV_BOARD_NEBULA_DIGITV:
619 /*
620 * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
621 * this would be a cleaner solution than trying each frontend in turn.
622 */
623
624 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
625 digitv_alps_tded4_reset(card);
626 card->fe = nxt6000_attach(&vp3021_alps_tded4_config, card->i2c_adapter);
627 if (card->fe != NULL) {
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 = mt352_attach(&digitv_alps_tded4_config, card->i2c_adapter);
635
636 if (card->fe != NULL)
637 dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
638 break;
639
640 case BTTV_BOARD_AVDVBT_761:
641 card->fe = sp887x_attach(&microtune_mt7202dtf_config, card->i2c_adapter);
642 break;
643
644 case BTTV_BOARD_AVDVBT_771:
645 card->fe = mt352_attach(&advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
646 if (card->fe != NULL) {
647 card->fe->ops->info.frequency_min = 174000000;
648 card->fe->ops->info.frequency_max = 862000000;
649 }
650 break;
651
652 case BTTV_BOARD_TWINHAN_DST:
653 /* DST is not a frontend driver !!! */
654 state = (struct dst_state *) kmalloc(sizeof (struct dst_state), GFP_KERNEL);
655 /* Setup the Card */
656 state->config = &dst_config;
657 state->i2c = card->i2c_adapter;
658 state->bt = card->bt;
659
660 /* DST is not a frontend, attaching the ASIC */
661 if ((dst_attach(state, &card->dvb_adapter)) == NULL) {
662 printk("%s: Could not find a Twinhan DST.\n", __FUNCTION__);
663 break;
664 }
665 card->fe = &state->frontend;
666
667 /* Attach other DST peripherals if any */
668 /* Conditional Access device */
669 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
670 ret = dst_ca_attach(state, &card->dvb_adapter);
671 break;
672
673 case BTTV_BOARD_PINNACLESAT:
674 card->fe = cx24110_attach(&pctvsat_config, card->i2c_adapter);
675 break;
676
677 case BTTV_BOARD_PC_HDTV:
678 card->fe = or51211_attach(&or51211_config, card->i2c_adapter);
679 break;
680 }
681
682 if (card->fe == NULL)
683 printk("dvb-bt8xx: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n",
684 card->bt->dev->vendor,
685 card->bt->dev->device,
686 card->bt->dev->subsystem_vendor,
687 card->bt->dev->subsystem_device);
688 else
689 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
690 printk("dvb-bt8xx: Frontend registration failed!\n");
691 if (card->fe->ops->release)
692 card->fe->ops->release(card->fe);
693 card->fe = NULL;
694 }
695 }
696
697 static int __init dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
698 {
699 int result;
700
701 if ((result = dvb_register_adapter(&card->dvb_adapter, card->card_name, THIS_MODULE)) < 0) {
702 printk("dvb_bt8xx: dvb_register_adapter failed (errno = %d)\n", result);
703 return result;
704 }
705 card->dvb_adapter.priv = card;
706
707 card->bt->adapter = card->i2c_adapter;
708
709 memset(&card->demux, 0, sizeof(struct dvb_demux));
710
711 card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
712
713 card->demux.priv = card;
714 card->demux.filternum = 256;
715 card->demux.feednum = 256;
716 card->demux.start_feed = dvb_bt8xx_start_feed;
717 card->demux.stop_feed = dvb_bt8xx_stop_feed;
718 card->demux.write_to_decoder = NULL;
719
720 if ((result = dvb_dmx_init(&card->demux)) < 0) {
721 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
722
723 dvb_unregister_adapter(&card->dvb_adapter);
724 return result;
725 }
726
727 card->dmxdev.filternum = 256;
728 card->dmxdev.demux = &card->demux.dmx;
729 card->dmxdev.capabilities = 0;
730
731 if ((result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter)) < 0) {
732 printk("dvb_bt8xx: dvb_dmxdev_init failed (errno = %d)\n", result);
733
734 dvb_dmx_release(&card->demux);
735 dvb_unregister_adapter(&card->dvb_adapter);
736 return result;
737 }
738
739 card->fe_hw.source = DMX_FRONTEND_0;
740
741 if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
742 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
743
744 dvb_dmxdev_release(&card->dmxdev);
745 dvb_dmx_release(&card->demux);
746 dvb_unregister_adapter(&card->dvb_adapter);
747 return result;
748 }
749
750 card->fe_mem.source = DMX_MEMORY_FE;
751
752 if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem)) < 0) {
753 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
754
755 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
756 dvb_dmxdev_release(&card->dmxdev);
757 dvb_dmx_release(&card->demux);
758 dvb_unregister_adapter(&card->dvb_adapter);
759 return result;
760 }
761
762 if ((result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
763 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
764
765 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
766 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
767 dvb_dmxdev_release(&card->dmxdev);
768 dvb_dmx_release(&card->demux);
769 dvb_unregister_adapter(&card->dvb_adapter);
770 return result;
771 }
772
773 dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
774
775 tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
776
777 frontend_init(card, type);
778
779 return 0;
780 }
781
782 static int dvb_bt8xx_probe(struct device *dev)
783 {
784 struct bttv_sub_device *sub = to_bttv_sub_dev(dev);
785 struct dvb_bt8xx_card *card;
786 struct pci_dev* bttv_pci_dev;
787 int ret;
788
789 if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
790 return -ENOMEM;
791
792 init_MUTEX(&card->lock);
793 card->bttv_nr = sub->core->nr;
794 strncpy(card->card_name, sub->core->name, sizeof(sub->core->name));
795 card->i2c_adapter = &sub->core->i2c_adap;
796
797 switch(sub->core->type) {
798 case BTTV_BOARD_PINNACLESAT:
799 card->gpio_mode = 0x0400c060;
800 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
801 BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
802 card->op_sync_orin = 0;
803 card->irq_err_ignore = 0;
804 break;
805
806 case BTTV_BOARD_DVICO_DVBT_LITE:
807 card->gpio_mode = 0x0400C060;
808 card->op_sync_orin = 0;
809 card->irq_err_ignore = 0;
810 /* 26, 15, 14, 6, 5
811 * A_PWRDN DA_DPM DA_SBR DA_IOM_DA
812 * DA_APP(parallel) */
813 break;
814
815 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
816 card->gpio_mode = 0x0400c060;
817 card->op_sync_orin = BT878_RISC_SYNC_MASK;
818 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
819 break;
820
821 case BTTV_BOARD_NEBULA_DIGITV:
822 case BTTV_BOARD_AVDVBT_761:
823 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
824 card->op_sync_orin = 0;
825 card->irq_err_ignore = 0;
826 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
827 break;
828
829 case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
830 card->gpio_mode = 0x0400402B;
831 card->op_sync_orin = BT878_RISC_SYNC_MASK;
832 card->irq_err_ignore = 0;
833 /* A_PWRDN DA_SBR DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
834 break;
835
836 case BTTV_BOARD_TWINHAN_DST:
837 card->gpio_mode = 0x2204f2c;
838 card->op_sync_orin = BT878_RISC_SYNC_MASK;
839 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
840 BT878_APPERR | BT878_AFBUS;
841 /* 25,21,14,11,10,9,8,3,2 then
842 * 0x33 = 5,4,1,0
843 * A_SEL=SML, DA_MLB, DA_SBR,
844 * DA_SDR=f, fifo trigger = 32 DWORDS
845 * IOM = 0 == audio A/D
846 * DPM = 0 == digital audio mode
847 * == async data parallel port
848 * then 0x33 (13 is set by start_capture)
849 * DA_APP = async data parallel port,
850 * ACAP_EN = 1,
851 * RISC+FIFO ENABLE */
852 break;
853
854 case BTTV_BOARD_PC_HDTV:
855 card->gpio_mode = 0x0100EC7B;
856 card->op_sync_orin = 0;
857 card->irq_err_ignore = 0;
858 break;
859
860 default:
861 printk(KERN_WARNING "dvb_bt8xx: Unknown bttv card type: %d.\n",
862 sub->core->type);
863 kfree(card);
864 return -ENODEV;
865 }
866
867 dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
868
869 if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
870 printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr);
871 kfree(card);
872 return -EFAULT;
873 }
874
875 if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
876 printk("dvb_bt8xx: unable to determine DMA core of card %d,\n",
877 card->bttv_nr);
878 printk("dvb_bt8xx: if you have the ALSA bt87x audio driver "
879 "installed, try removing it.\n");
880
881 kfree(card);
882 return -EFAULT;
883 }
884
885 init_MUTEX(&card->bt->gpio_lock);
886 card->bt->bttv_nr = sub->core->nr;
887
888 if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
889 kfree(card);
890 return ret;
891 }
892
893 dev_set_drvdata(dev, card);
894 return 0;
895 }
896
897 static int dvb_bt8xx_remove(struct device *dev)
898 {
899 struct dvb_bt8xx_card *card = dev_get_drvdata(dev);
900
901 dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
902
903 bt878_stop(card->bt);
904 tasklet_kill(&card->bt->tasklet);
905 dvb_net_release(&card->dvbnet);
906 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
907 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
908 dvb_dmxdev_release(&card->dmxdev);
909 dvb_dmx_release(&card->demux);
910 if (card->fe)
911 dvb_unregister_frontend(card->fe);
912 dvb_unregister_adapter(&card->dvb_adapter);
913
914 kfree(card);
915
916 return 0;
917 }
918
919 static struct bttv_sub_driver driver = {
920 .drv = {
921 .name = "dvb-bt8xx",
922 .probe = dvb_bt8xx_probe,
923 .remove = dvb_bt8xx_remove,
924 /* FIXME:
925 * .shutdown = dvb_bt8xx_shutdown,
926 * .suspend = dvb_bt8xx_suspend,
927 * .resume = dvb_bt8xx_resume,
928 */
929 },
930 };
931
932 static int __init dvb_bt8xx_init(void)
933 {
934 return bttv_sub_register(&driver, "dvb");
935 }
936
937 static void __exit dvb_bt8xx_exit(void)
938 {
939 bttv_sub_unregister(&driver);
940 }
941
942 module_init(dvb_bt8xx_init);
943 module_exit(dvb_bt8xx_exit);
944
945 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
946 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
947 MODULE_LICENSE("GPL");
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