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#define pr_fmt(fmt) "dvb_bt8xx: " fmt
23
24#include <linux/bitops.h>
25#include <linux/module.h>
26#include <linux/init.h>
27#include <linux/kernel.h>
28#include <linux/device.h>
29#include <linux/delay.h>
30#include <linux/slab.h>
31#include <linux/i2c.h>
32
33#include "dmxdev.h"
34#include "dvbdev.h"
35#include "dvb_demux.h"
36#include "dvb_frontend.h"
37#include "dvb-bt8xx.h"
38#include "bt878.h"
39
40static int debug;
41
42module_param(debug, int, 0644);
43MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
44
45DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
46
47#define dprintk( args... ) \
48	do { \
49		if (debug) printk(KERN_DEBUG args); \
50	} while (0)
51
52#define IF_FREQUENCYx6 217    /* 6 * 36.16666666667MHz */
53
54static void dvb_bt8xx_task(unsigned long data)
55{
56	struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data;
57
58	//printk("%d ", card->bt->finished_block);
59
60	while (card->bt->last_block != card->bt->finished_block) {
61		(card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
62			(&card->demux,
63			 &card->bt->buf_cpu[card->bt->last_block *
64					    card->bt->block_bytes],
65			 card->bt->block_bytes);
66		card->bt->last_block = (card->bt->last_block + 1) %
67					card->bt->block_count;
68	}
69}
70
71static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed)
72{
73	struct dvb_demux*dvbdmx = dvbdmxfeed->demux;
74	struct dvb_bt8xx_card *card = dvbdmx->priv;
75	int rc;
76
77	dprintk("dvb_bt8xx: start_feed\n");
78
79	if (!dvbdmx->dmx.frontend)
80		return -EINVAL;
81
82	mutex_lock(&card->lock);
83	card->nfeeds++;
84	rc = card->nfeeds;
85	if (card->nfeeds == 1)
86		bt878_start(card->bt, card->gpio_mode,
87			    card->op_sync_orin, card->irq_err_ignore);
88	mutex_unlock(&card->lock);
89	return rc;
90}
91
92static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
93{
94	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
95	struct dvb_bt8xx_card *card = dvbdmx->priv;
96
97	dprintk("dvb_bt8xx: stop_feed\n");
98
99	if (!dvbdmx->dmx.frontend)
100		return -EINVAL;
101
102	mutex_lock(&card->lock);
103	card->nfeeds--;
104	if (card->nfeeds == 0)
105		bt878_stop(card->bt);
106	mutex_unlock(&card->lock);
107
108	return 0;
109}
110
111static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev)
112{
113	if ((adev->subsystem_vendor == bdev->subsystem_vendor) &&
114		(adev->subsystem_device == bdev->subsystem_device) &&
115		(adev->bus->number == bdev->bus->number) &&
116		(PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn)))
117		return 1;
118	return 0;
119}
120
121static struct bt878 __devinit *dvb_bt8xx_878_match(unsigned int bttv_nr, struct pci_dev* bttv_pci_dev)
122{
123	unsigned int card_nr;
124
125	/* Hmm, n squared. Hope n is small */
126	for (card_nr = 0; card_nr < bt878_num; card_nr++)
127		if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
128			return &bt878[card_nr];
129	return NULL;
130}
131
132static int thomson_dtt7579_demod_init(struct dvb_frontend* fe)
133{
134	static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 };
135	static u8 mt352_reset [] = { 0x50, 0x80 };
136	static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
137	static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 };
138	static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 };
139	static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
140
141	mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
142	udelay(2000);
143	mt352_write(fe, mt352_reset, sizeof(mt352_reset));
144	mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
145
146	mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
147	mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
148	mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
149
150	return 0;
151}
152
153static int thomson_dtt7579_tuner_calc_regs(struct dvb_frontend *fe, u8* pllbuf, int buf_len)
154{
155	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
156	u32 div;
157	unsigned char bs = 0;
158	unsigned char cp = 0;
159
160	if (buf_len < 5)
161		return -EINVAL;
162
163	div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
164
165	if (c->frequency < 542000000)
166		cp = 0xb4;
167	else if (c->frequency < 771000000)
168		cp = 0xbc;
169	else
170		cp = 0xf4;
171
172	if (c->frequency == 0)
173		bs = 0x03;
174	else if (c->frequency < 443250000)
175		bs = 0x02;
176	else
177		bs = 0x08;
178
179	pllbuf[0] = 0x60;
180	pllbuf[1] = div >> 8;
181	pllbuf[2] = div & 0xff;
182	pllbuf[3] = cp;
183	pllbuf[4] = bs;
184
185	return 5;
186}
187
188static struct mt352_config thomson_dtt7579_config = {
189	.demod_address = 0x0f,
190	.demod_init = thomson_dtt7579_demod_init,
191};
192
193static struct zl10353_config thomson_dtt7579_zl10353_config = {
194	.demod_address = 0x0f,
195};
196
197static int cx24108_tuner_set_params(struct dvb_frontend *fe)
198{
199	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
200	u32 freq = c->frequency;
201	int i, a, n, pump;
202	u32 band, pll;
203	u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
204		1576000,1718000,1856000,2036000,2150000};
205	u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
206		0x00102000,0x00104000,0x00108000,0x00110000,
207		0x00120000,0x00140000};
208
209	#define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
210	dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);
211
212	/* This is really the bit driving the tuner chip cx24108 */
213
214	if (freq<950000)
215		freq = 950000; /* kHz */
216	else if (freq>2150000)
217		freq = 2150000; /* satellite IF is 950..2150MHz */
218
219	/* decide which VCO to use for the input frequency */
220	for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);
221	dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);
222	band=bandsel[i];
223	/* the gain values must be set by SetSymbolrate */
224	/* compute the pll divider needed, from Conexant data sheet,
225	   resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
226	   depending on the divider bit. It is set to /4 on the 2 lowest
227	   bands  */
228	n=((i<=2?2:1)*freq*10L)/(XTAL/100);
229	a=n%32; n/=32; if(a==0) n--;
230	pump=(freq<(osci[i-1]+osci[i])/2);
231	pll=0xf8000000|
232	    ((pump?1:2)<<(14+11))|
233	    ((n&0x1ff)<<(5+11))|
234	    ((a&0x1f)<<11);
235	/* everything is shifted left 11 bits to left-align the bits in the
236	   32bit word. Output to the tuner goes MSB-aligned, after all */
237	dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);
238	cx24110_pll_write(fe,band);
239	/* set vga and vca to their widest-band settings, as a precaution.
240	   SetSymbolrate might not be called to set this up */
241	cx24110_pll_write(fe,0x500c0000);
242	cx24110_pll_write(fe,0x83f1f800);
243	cx24110_pll_write(fe,pll);
244	//writereg(client,0x56,0x7f);
245
246	return 0;
247}
248
249static int pinnsat_tuner_init(struct dvb_frontend* fe)
250{
251	struct dvb_bt8xx_card *card = fe->dvb->priv;
252
253	bttv_gpio_enable(card->bttv_nr, 1, 1);  /* output */
254	bttv_write_gpio(card->bttv_nr, 1, 1);   /* relay on */
255
256	return 0;
257}
258
259static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
260{
261	struct dvb_bt8xx_card *card = fe->dvb->priv;
262
263	bttv_write_gpio(card->bttv_nr, 1, 0);   /* relay off */
264
265	return 0;
266}
267
268static struct cx24110_config pctvsat_config = {
269	.demod_address = 0x55,
270};
271
272static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)
273{
274	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
275	struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
276	u8 cfg, cpump, band_select;
277	u8 data[4];
278	u32 div;
279	struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
280
281	div = (36000000 + c->frequency + 83333) / 166666;
282	cfg = 0x88;
283
284	if (c->frequency < 175000000)
285		cpump = 2;
286	else if (c->frequency < 390000000)
287		cpump = 1;
288	else if (c->frequency < 470000000)
289		cpump = 2;
290	else if (c->frequency < 750000000)
291		cpump = 2;
292	else
293		cpump = 3;
294
295	if (c->frequency < 175000000)
296		band_select = 0x0e;
297	else if (c->frequency < 470000000)
298		band_select = 0x05;
299	else
300		band_select = 0x03;
301
302	data[0] = (div >> 8) & 0x7f;
303	data[1] = div & 0xff;
304	data[2] = ((div >> 10) & 0x60) | cfg;
305	data[3] = (cpump << 6) | band_select;
306
307	if (fe->ops.i2c_gate_ctrl)
308		fe->ops.i2c_gate_ctrl(fe, 1);
309	i2c_transfer(card->i2c_adapter, &msg, 1);
310	return (div * 166666 - 36000000);
311}
312
313static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
314{
315	struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
316
317	return request_firmware(fw, name, &bt->bt->dev->dev);
318}
319
320static struct sp887x_config microtune_mt7202dtf_config = {
321	.demod_address = 0x70,
322	.request_firmware = microtune_mt7202dtf_request_firmware,
323};
324
325static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
326{
327	static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
328	static u8 mt352_reset [] = { 0x50, 0x80 };
329	static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
330	static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
331				       0x00, 0xFF, 0x00, 0x40, 0x40 };
332	static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
333	static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
334
335	mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
336	udelay(2000);
337	mt352_write(fe, mt352_reset, sizeof(mt352_reset));
338	mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
339
340	mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
341	udelay(2000);
342	mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
343	mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
344
345	return 0;
346}
347
348static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
349{
350	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
351	u32 div;
352	unsigned char bs = 0;
353	unsigned char cp = 0;
354
355	if (buf_len < 5) return -EINVAL;
356
357	div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
358
359	if (c->frequency < 150000000)
360		cp = 0xB4;
361	else if (c->frequency < 173000000)
362		cp = 0xBC;
363	else if (c->frequency < 250000000)
364		cp = 0xB4;
365	else if (c->frequency < 400000000)
366		cp = 0xBC;
367	else if (c->frequency < 420000000)
368		cp = 0xF4;
369	else if (c->frequency < 470000000)
370		cp = 0xFC;
371	else if (c->frequency < 600000000)
372		cp = 0xBC;
373	else if (c->frequency < 730000000)
374		cp = 0xF4;
375	else
376		cp = 0xFC;
377
378	if (c->frequency < 150000000)
379		bs = 0x01;
380	else if (c->frequency < 173000000)
381		bs = 0x01;
382	else if (c->frequency < 250000000)
383		bs = 0x02;
384	else if (c->frequency < 400000000)
385		bs = 0x02;
386	else if (c->frequency < 420000000)
387		bs = 0x02;
388	else if (c->frequency < 470000000)
389		bs = 0x02;
390	else if (c->frequency < 600000000)
391		bs = 0x08;
392	else if (c->frequency < 730000000)
393		bs = 0x08;
394	else
395		bs = 0x08;
396
397	pllbuf[0] = 0x61;
398	pllbuf[1] = div >> 8;
399	pllbuf[2] = div & 0xff;
400	pllbuf[3] = cp;
401	pllbuf[4] = bs;
402
403	return 5;
404}
405
406static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
407	.demod_address = 0x0f,
408	.demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
409};
410
411static struct dst_config dst_config = {
412	.demod_address = 0x55,
413};
414
415static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
416{
417	struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
418
419	return request_firmware(fw, name, &bt->bt->dev->dev);
420}
421
422static void or51211_setmode(struct dvb_frontend * fe, int mode)
423{
424	struct dvb_bt8xx_card *bt = fe->dvb->priv;
425	bttv_write_gpio(bt->bttv_nr, 0x0002, mode);   /* Reset */
426	msleep(20);
427}
428
429static void or51211_reset(struct dvb_frontend * fe)
430{
431	struct dvb_bt8xx_card *bt = fe->dvb->priv;
432
433	/* RESET DEVICE
434	 * reset is controlled by GPIO-0
435	 * when set to 0 causes reset and when to 1 for normal op
436	 * must remain reset for 128 clock cycles on a 50Mhz clock
437	 * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4
438	 * We assume that the reset has be held low long enough or we
439	 * have been reset by a power on.  When the driver is unloaded
440	 * reset set to 0 so if reloaded we have been reset.
441	 */
442	/* reset & PRM1,2&4 are outputs */
443	int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
444	if (ret != 0)
445		printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR (%i)\n", ret);
446	bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000);   /* Reset */
447	msleep(20);
448	/* Now set for normal operation */
449	bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
450	/* wait for operation to begin */
451	msleep(500);
452}
453
454static void or51211_sleep(struct dvb_frontend * fe)
455{
456	struct dvb_bt8xx_card *bt = fe->dvb->priv;
457	bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
458}
459
460static struct or51211_config or51211_config = {
461	.demod_address = 0x15,
462	.request_firmware = or51211_request_firmware,
463	.setmode = or51211_setmode,
464	.reset = or51211_reset,
465	.sleep = or51211_sleep,
466};
467
468static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)
469{
470	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
471	struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
472	u8 buf[4];
473	u32 div;
474	struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
475
476	div = (c->frequency + 36166667) / 166667;
477
478	buf[0] = (div >> 8) & 0x7F;
479	buf[1] = div & 0xFF;
480	buf[2] = 0x85;
481	if ((c->frequency >= 47000000) && (c->frequency < 153000000))
482		buf[3] = 0x01;
483	else if ((c->frequency >= 153000000) && (c->frequency < 430000000))
484		buf[3] = 0x02;
485	else if ((c->frequency >= 430000000) && (c->frequency < 824000000))
486		buf[3] = 0x0C;
487	else if ((c->frequency >= 824000000) && (c->frequency < 863000000))
488		buf[3] = 0x8C;
489	else
490		return -EINVAL;
491
492	if (fe->ops.i2c_gate_ctrl)
493		fe->ops.i2c_gate_ctrl(fe, 1);
494	i2c_transfer(card->i2c_adapter, &msg, 1);
495	return 0;
496}
497
498static struct nxt6000_config vp3021_alps_tded4_config = {
499	.demod_address = 0x0a,
500	.clock_inversion = 1,
501};
502
503static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
504{
505	static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
506	static u8 mt352_reset [] = { 0x50, 0x80 };
507	static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
508	static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
509	static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
510
511	mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
512	udelay(2000);
513	mt352_write(fe, mt352_reset, sizeof(mt352_reset));
514	mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
515	mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
516	mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
517
518	return 0;
519}
520
521static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend *fe,  u8 *pllbuf, int buf_len)
522{
523	u32 div;
524	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
525
526	if (buf_len < 5)
527		return -EINVAL;
528
529	div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
530
531	pllbuf[0] = 0x61;
532	pllbuf[1] = (div >> 8) & 0x7F;
533	pllbuf[2] = div & 0xFF;
534	pllbuf[3] = 0x85;
535
536	dprintk("frequency %u, div %u\n", c->frequency, div);
537
538	if (c->frequency < 470000000)
539		pllbuf[4] = 0x02;
540	else if (c->frequency > 823000000)
541		pllbuf[4] = 0x88;
542	else
543		pllbuf[4] = 0x08;
544
545	if (c->bandwidth_hz == 8000000)
546		pllbuf[4] |= 0x04;
547
548	return 5;
549}
550
551static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
552{
553	/*
554	 * Reset the frontend, must be called before trying
555	 * to initialise the MT352 or mt352_attach
556	 * will fail. Same goes for the nxt6000 frontend.
557	 *
558	 */
559
560	int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
561	if (ret != 0)
562		printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
563
564	/* Pulse the reset line */
565	bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
566	bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low  */
567	msleep(100);
568
569	bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
570}
571
572static struct mt352_config digitv_alps_tded4_config = {
573	.demod_address = 0x0a,
574	.demod_init = digitv_alps_tded4_demod_init,
575};
576
577static 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};
582
583static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
584{
585	/* Set pin 27 of the lgdt3303 chip high to reset the frontend */
586
587	/* Pulse the reset line */
588	bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
589	bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low  */
590	msleep(100);
591
592	bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
593	msleep(100);
594}
595
596static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
597{
598	struct dst_state* state = NULL;
599
600	switch(type) {
601	case BTTV_BOARD_DVICO_DVBT_LITE:
602		card->fe = dvb_attach(mt352_attach, &thomson_dtt7579_config, card->i2c_adapter);
603
604		if (card->fe == NULL)
605			card->fe = dvb_attach(zl10353_attach, &thomson_dtt7579_zl10353_config,
606						  card->i2c_adapter);
607
608		if (card->fe != NULL) {
609			card->fe->ops.tuner_ops.calc_regs = thomson_dtt7579_tuner_calc_regs;
610			card->fe->ops.info.frequency_min = 174000000;
611			card->fe->ops.info.frequency_max = 862000000;
612		}
613		break;
614
615	case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
616		lgdt330x_reset(card);
617		card->fe = dvb_attach(lgdt330x_attach, &tdvs_tua6034_config, card->i2c_adapter);
618		if (card->fe != NULL) {
619			dvb_attach(simple_tuner_attach, card->fe,
620				   card->i2c_adapter, 0x61,
621				   TUNER_LG_TDVS_H06XF);
622			dprintk ("dvb_bt8xx: lgdt330x detected\n");
623		}
624		break;
625
626	case BTTV_BOARD_NEBULA_DIGITV:
627		/*
628		 * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
629		 * this would be a cleaner solution than trying each frontend in turn.
630		 */
631
632		/* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
633		digitv_alps_tded4_reset(card);
634		card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);
635		if (card->fe != NULL) {
636			card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;
637			dprintk ("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
638			break;
639		}
640
641		/* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
642		digitv_alps_tded4_reset(card);
643		card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);
644
645		if (card->fe != NULL) {
646			card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;
647			dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
648		}
649		break;
650
651	case BTTV_BOARD_AVDVBT_761:
652		card->fe = dvb_attach(sp887x_attach, &microtune_mt7202dtf_config, card->i2c_adapter);
653		if (card->fe) {
654			card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;
655		}
656		break;
657
658	case BTTV_BOARD_AVDVBT_771:
659		card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
660		if (card->fe != NULL) {
661			card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;
662			card->fe->ops.info.frequency_min = 174000000;
663			card->fe->ops.info.frequency_max = 862000000;
664		}
665		break;
666
667	case BTTV_BOARD_TWINHAN_DST:
668		/*	DST is not a frontend driver !!!		*/
669		state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
670		if (!state) {
671			pr_err("No memory\n");
672			break;
673		}
674		/*	Setup the Card					*/
675		state->config = &dst_config;
676		state->i2c = card->i2c_adapter;
677		state->bt = card->bt;
678		state->dst_ca = NULL;
679		/*	DST is not a frontend, attaching the ASIC	*/
680		if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
681			pr_err("%s: Could not find a Twinhan DST\n", __func__);
682			break;
683		}
684		/*	Attach other DST peripherals if any		*/
685		/*	Conditional Access device			*/
686		card->fe = &state->frontend;
687		if (state->dst_hw_cap & DST_TYPE_HAS_CA)
688			dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
689		break;
690
691	case BTTV_BOARD_PINNACLESAT:
692		card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);
693		if (card->fe) {
694			card->fe->ops.tuner_ops.init = pinnsat_tuner_init;
695			card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;
696			card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;
697		}
698		break;
699
700	case BTTV_BOARD_PC_HDTV:
701		card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);
702		if (card->fe != NULL)
703			dvb_attach(simple_tuner_attach, card->fe,
704				   card->i2c_adapter, 0x61,
705				   TUNER_PHILIPS_FCV1236D);
706		break;
707	}
708
709	if (card->fe == NULL)
710		pr_err("A frontend driver was not found for device [%04x:%04x] subsystem [%04x:%04x]\n",
711		       card->bt->dev->vendor,
712		       card->bt->dev->device,
713		       card->bt->dev->subsystem_vendor,
714		       card->bt->dev->subsystem_device);
715	else
716		if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
717			pr_err("Frontend registration failed!\n");
718			dvb_frontend_detach(card->fe);
719			card->fe = NULL;
720		}
721}
722
723static int __devinit dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
724{
725	int result;
726
727	result = dvb_register_adapter(&card->dvb_adapter, card->card_name,
728				      THIS_MODULE, &card->bt->dev->dev,
729				      adapter_nr);
730	if (result < 0) {
731		pr_err("dvb_register_adapter failed (errno = %d)\n", result);
732		return result;
733	}
734	card->dvb_adapter.priv = card;
735
736	card->bt->adapter = card->i2c_adapter;
737
738	memset(&card->demux, 0, sizeof(struct dvb_demux));
739
740	card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
741
742	card->demux.priv = card;
743	card->demux.filternum = 256;
744	card->demux.feednum = 256;
745	card->demux.start_feed = dvb_bt8xx_start_feed;
746	card->demux.stop_feed = dvb_bt8xx_stop_feed;
747	card->demux.write_to_decoder = NULL;
748
749	result = dvb_dmx_init(&card->demux);
750	if (result < 0) {
751		pr_err("dvb_dmx_init failed (errno = %d)\n", result);
752		goto err_unregister_adaptor;
753	}
754
755	card->dmxdev.filternum = 256;
756	card->dmxdev.demux = &card->demux.dmx;
757	card->dmxdev.capabilities = 0;
758
759	result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter);
760	if (result < 0) {
761		pr_err("dvb_dmxdev_init failed (errno = %d)\n", result);
762		goto err_dmx_release;
763	}
764
765	card->fe_hw.source = DMX_FRONTEND_0;
766
767	result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw);
768	if (result < 0) {
769		pr_err("dvb_dmx_init failed (errno = %d)\n", result);
770		goto err_dmxdev_release;
771	}
772
773	card->fe_mem.source = DMX_MEMORY_FE;
774
775	result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem);
776	if (result < 0) {
777		pr_err("dvb_dmx_init failed (errno = %d)\n", result);
778		goto err_remove_hw_frontend;
779	}
780
781	result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw);
782	if (result < 0) {
783		pr_err("dvb_dmx_init failed (errno = %d)\n", result);
784		goto err_remove_mem_frontend;
785	}
786
787	result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
788	if (result < 0) {
789		pr_err("dvb_net_init failed (errno = %d)\n", result);
790		goto err_disconnect_frontend;
791	}
792
793	tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
794
795	frontend_init(card, type);
796
797	return 0;
798
799err_disconnect_frontend:
800	card->demux.dmx.disconnect_frontend(&card->demux.dmx);
801err_remove_mem_frontend:
802	card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
803err_remove_hw_frontend:
804	card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
805err_dmxdev_release:
806	dvb_dmxdev_release(&card->dmxdev);
807err_dmx_release:
808	dvb_dmx_release(&card->demux);
809err_unregister_adaptor:
810	dvb_unregister_adapter(&card->dvb_adapter);
811	return result;
812}
813
814static int __devinit dvb_bt8xx_probe(struct bttv_sub_device *sub)
815{
816	struct dvb_bt8xx_card *card;
817	struct pci_dev* bttv_pci_dev;
818	int ret;
819
820	if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
821		return -ENOMEM;
822
823	mutex_init(&card->lock);
824	card->bttv_nr = sub->core->nr;
825	strlcpy(card->card_name, sub->core->v4l2_dev.name, sizeof(card->card_name));
826	card->i2c_adapter = &sub->core->i2c_adap;
827
828	switch(sub->core->type) {
829	case BTTV_BOARD_PINNACLESAT:
830		card->gpio_mode = 0x0400c060;
831		/* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
832			      BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
833		card->op_sync_orin = BT878_RISC_SYNC_MASK;
834		card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
835		break;
836
837	case BTTV_BOARD_DVICO_DVBT_LITE:
838		card->gpio_mode = 0x0400C060;
839		card->op_sync_orin = BT878_RISC_SYNC_MASK;
840		card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
841		/* 26, 15, 14, 6, 5
842		 * A_PWRDN  DA_DPM DA_SBR DA_IOM_DA
843		 * DA_APP(parallel) */
844		break;
845
846	case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
847		card->gpio_mode = 0x0400c060;
848		card->op_sync_orin = BT878_RISC_SYNC_MASK;
849		card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
850		break;
851
852	case BTTV_BOARD_NEBULA_DIGITV:
853	case BTTV_BOARD_AVDVBT_761:
854		card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
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 (high speed serial) */
858		break;
859
860	case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
861		card->gpio_mode = 0x0400402B;
862		card->op_sync_orin = BT878_RISC_SYNC_MASK;
863		card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
864		/* A_PWRDN DA_SBR  DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
865		break;
866
867	case BTTV_BOARD_TWINHAN_DST:
868		card->gpio_mode = 0x2204f2c;
869		card->op_sync_orin = BT878_RISC_SYNC_MASK;
870		card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
871				       BT878_APPERR | BT878_AFBUS;
872		/* 25,21,14,11,10,9,8,3,2 then
873		 * 0x33 = 5,4,1,0
874		 * A_SEL=SML, DA_MLB, DA_SBR,
875		 * DA_SDR=f, fifo trigger = 32 DWORDS
876		 * IOM = 0 == audio A/D
877		 * DPM = 0 == digital audio mode
878		 * == async data parallel port
879		 * then 0x33 (13 is set by start_capture)
880		 * DA_APP = async data parallel port,
881		 * ACAP_EN = 1,
882		 * RISC+FIFO ENABLE */
883		break;
884
885	case BTTV_BOARD_PC_HDTV:
886		card->gpio_mode = 0x0100EC7B;
887		card->op_sync_orin = BT878_RISC_SYNC_MASK;
888		card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
889		break;
890
891	default:
892		pr_err("Unknown bttv card type: %d\n", sub->core->type);
893		kfree(card);
894		return -ENODEV;
895	}
896
897	dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
898
899	if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
900		pr_err("no pci device for card %d\n", card->bttv_nr);
901		kfree(card);
902		return -ENODEV;
903	}
904
905	if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
906		pr_err("unable to determine DMA core of card %d,\n", card->bttv_nr);
907		pr_err("if you have the ALSA bt87x audio driver installed, try removing it.\n");
908
909		kfree(card);
910		return -ENODEV;
911	}
912
913	mutex_init(&card->bt->gpio_lock);
914	card->bt->bttv_nr = sub->core->nr;
915
916	if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
917		kfree(card);
918		return ret;
919	}
920
921	dev_set_drvdata(&sub->dev, card);
922	return 0;
923}
924
925static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
926{
927	struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
928
929	dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
930
931	bt878_stop(card->bt);
932	tasklet_kill(&card->bt->tasklet);
933	dvb_net_release(&card->dvbnet);
934	card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
935	card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
936	dvb_dmxdev_release(&card->dmxdev);
937	dvb_dmx_release(&card->demux);
938	if (card->fe) {
939		dvb_unregister_frontend(card->fe);
940		dvb_frontend_detach(card->fe);
941	}
942	dvb_unregister_adapter(&card->dvb_adapter);
943
944	kfree(card);
945}
946
947static struct bttv_sub_driver driver = {
948	.drv = {
949		.name		= "dvb-bt8xx",
950	},
951	.probe		= dvb_bt8xx_probe,
952	.remove		= dvb_bt8xx_remove,
953	/* FIXME:
954	 * .shutdown	= dvb_bt8xx_shutdown,
955	 * .suspend	= dvb_bt8xx_suspend,
956	 * .resume	= dvb_bt8xx_resume,
957	 */
958};
959
960static int __init dvb_bt8xx_init(void)
961{
962	return bttv_sub_register(&driver, "dvb");
963}
964
965static void __exit dvb_bt8xx_exit(void)
966{
967	bttv_sub_unregister(&driver);
968}
969
970module_init(dvb_bt8xx_init);
971module_exit(dvb_bt8xx_exit);
972
973MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
974MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
975MODULE_LICENSE("GPL");
976