1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Bt8xx based DVB adapter driver
4 *
5 * Copyright (C) 2002,2003 Florian Schirmer <jolt@tuxbox.org>
6 */
7
8 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
9
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
26 static int debug;
27
28 module_param(debug, int, 0644);
29 MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
30
31 DVB_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
dvb_bt8xx_task(struct tasklet_struct * t)42 static void dvb_bt8xx_task(struct tasklet_struct *t)
43 {
44 struct bt878 *bt = from_tasklet(bt, t, tasklet);
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
dvb_bt8xx_start_feed(struct dvb_demux_feed * dvbdmxfeed)60 static 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
dvb_bt8xx_stop_feed(struct dvb_demux_feed * dvbdmxfeed)81 static 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
is_pci_slot_eq(struct pci_dev * adev,struct pci_dev * bdev)100 static 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
dvb_bt8xx_878_match(unsigned int bttv_nr,struct pci_dev * bttv_pci_dev)110 static 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
thomson_dtt7579_demod_init(struct dvb_frontend * fe)122 static 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
thomson_dtt7579_tuner_calc_regs(struct dvb_frontend * fe,u8 * pllbuf,int buf_len)143 static 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 else
160 cp = 0xf4;
161
162 if (c->frequency == 0)
163 bs = 0x03;
164 else if (c->frequency < 443250000)
165 bs = 0x02;
166 else
167 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
178 static struct mt352_config thomson_dtt7579_config = {
179 .demod_address = 0x0f,
180 .demod_init = thomson_dtt7579_demod_init,
181 };
182
183 static struct zl10353_config thomson_dtt7579_zl10353_config = {
184 .demod_address = 0x0f,
185 };
186
cx24108_tuner_set_params(struct dvb_frontend * fe)187 static 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 u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000,
194 1576000,1718000,1856000,2036000,2150000};
195 u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000,
196 0x00102000,0x00104000,0x00108000,0x00110000,
197 0x00120000,0x00140000};
198
199 #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
200 dprintk("cx24108 debug: entering SetTunerFreq, freq=%d\n", freq);
201
202 /* This is really the bit driving the tuner chip cx24108 */
203
204 if (freq<950000)
205 freq = 950000; /* kHz */
206 else if (freq>2150000)
207 freq = 2150000; /* satellite IF is 950..2150MHz */
208
209 /* decide which VCO to use for the input frequency */
210 for(i = 1; (i < ARRAY_SIZE(osci) - 1) && (osci[i] < freq); i++);
211 dprintk("cx24108 debug: select vco #%d (f=%d)\n", i, freq);
212 band=bandsel[i];
213 /* the gain values must be set by SetSymbolrate */
214 /* compute the pll divider needed, from Conexant data sheet,
215 resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4,
216 depending on the divider bit. It is set to /4 on the 2 lowest
217 bands */
218 n=((i<=2?2:1)*freq*10L)/(XTAL/100);
219 a=n%32; n/=32; if(a==0) n--;
220 pump=(freq<(osci[i-1]+osci[i])/2);
221 pll=0xf8000000|
222 ((pump?1:2)<<(14+11))|
223 ((n&0x1ff)<<(5+11))|
224 ((a&0x1f)<<11);
225 /* everything is shifted left 11 bits to left-align the bits in the
226 32bit word. Output to the tuner goes MSB-aligned, after all */
227 dprintk("cx24108 debug: pump=%d, n=%d, a=%d\n", pump, n, a);
228 cx24110_pll_write(fe,band);
229 /* set vga and vca to their widest-band settings, as a precaution.
230 SetSymbolrate might not be called to set this up */
231 cx24110_pll_write(fe,0x500c0000);
232 cx24110_pll_write(fe,0x83f1f800);
233 cx24110_pll_write(fe,pll);
234 //writereg(client,0x56,0x7f);
235
236 return 0;
237 }
238
pinnsat_tuner_init(struct dvb_frontend * fe)239 static int pinnsat_tuner_init(struct dvb_frontend* fe)
240 {
241 struct dvb_bt8xx_card *card = fe->dvb->priv;
242
243 bttv_gpio_enable(card->bttv_nr, 1, 1); /* output */
244 bttv_write_gpio(card->bttv_nr, 1, 1); /* relay on */
245
246 return 0;
247 }
248
pinnsat_tuner_sleep(struct dvb_frontend * fe)249 static int pinnsat_tuner_sleep(struct dvb_frontend* fe)
250 {
251 struct dvb_bt8xx_card *card = fe->dvb->priv;
252
253 bttv_write_gpio(card->bttv_nr, 1, 0); /* relay off */
254
255 return 0;
256 }
257
258 static struct cx24110_config pctvsat_config = {
259 .demod_address = 0x55,
260 };
261
microtune_mt7202dtf_tuner_set_params(struct dvb_frontend * fe)262 static int microtune_mt7202dtf_tuner_set_params(struct dvb_frontend *fe)
263 {
264 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
265 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
266 u8 cfg, cpump, band_select;
267 u8 data[4];
268 u32 div;
269 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
270
271 div = (36000000 + c->frequency + 83333) / 166666;
272 cfg = 0x88;
273
274 if (c->frequency < 175000000)
275 cpump = 2;
276 else if (c->frequency < 390000000)
277 cpump = 1;
278 else if (c->frequency < 470000000)
279 cpump = 2;
280 else if (c->frequency < 750000000)
281 cpump = 2;
282 else
283 cpump = 3;
284
285 if (c->frequency < 175000000)
286 band_select = 0x0e;
287 else if (c->frequency < 470000000)
288 band_select = 0x05;
289 else
290 band_select = 0x03;
291
292 data[0] = (div >> 8) & 0x7f;
293 data[1] = div & 0xff;
294 data[2] = ((div >> 10) & 0x60) | cfg;
295 data[3] = (cpump << 6) | band_select;
296
297 if (fe->ops.i2c_gate_ctrl)
298 fe->ops.i2c_gate_ctrl(fe, 1);
299 i2c_transfer(card->i2c_adapter, &msg, 1);
300 return (div * 166666 - 36000000);
301 }
302
microtune_mt7202dtf_request_firmware(struct dvb_frontend * fe,const struct firmware ** fw,char * name)303 static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
304 {
305 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
306
307 return request_firmware(fw, name, &bt->bt->dev->dev);
308 }
309
310 static const struct sp887x_config microtune_mt7202dtf_config = {
311 .demod_address = 0x70,
312 .request_firmware = microtune_mt7202dtf_request_firmware,
313 };
314
advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend * fe)315 static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
316 {
317 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
318 static u8 mt352_reset [] = { 0x50, 0x80 };
319 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
320 static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
321 0x00, 0xFF, 0x00, 0x40, 0x40 };
322 static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
323 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
324
325 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
326 udelay(2000);
327 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
328 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
329
330 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
331 udelay(2000);
332 mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
333 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
334
335 return 0;
336 }
337
advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend * fe,u8 * pllbuf,int buf_len)338 static int advbt771_samsung_tdtc9251dh0_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
339 {
340 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
341 u32 div;
342 unsigned char bs = 0;
343 unsigned char cp = 0;
344
345 if (buf_len < 5) return -EINVAL;
346
347 div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
348
349 if (c->frequency < 150000000)
350 cp = 0xB4;
351 else if (c->frequency < 173000000)
352 cp = 0xBC;
353 else if (c->frequency < 250000000)
354 cp = 0xB4;
355 else if (c->frequency < 400000000)
356 cp = 0xBC;
357 else if (c->frequency < 420000000)
358 cp = 0xF4;
359 else if (c->frequency < 470000000)
360 cp = 0xFC;
361 else if (c->frequency < 600000000)
362 cp = 0xBC;
363 else if (c->frequency < 730000000)
364 cp = 0xF4;
365 else
366 cp = 0xFC;
367
368 if (c->frequency < 150000000)
369 bs = 0x01;
370 else if (c->frequency < 173000000)
371 bs = 0x01;
372 else if (c->frequency < 250000000)
373 bs = 0x02;
374 else if (c->frequency < 400000000)
375 bs = 0x02;
376 else if (c->frequency < 420000000)
377 bs = 0x02;
378 else if (c->frequency < 470000000)
379 bs = 0x02;
380 else
381 bs = 0x08;
382
383 pllbuf[0] = 0x61;
384 pllbuf[1] = div >> 8;
385 pllbuf[2] = div & 0xff;
386 pllbuf[3] = cp;
387 pllbuf[4] = bs;
388
389 return 5;
390 }
391
392 static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
393 .demod_address = 0x0f,
394 .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
395 };
396
397 static const struct dst_config dst_config = {
398 .demod_address = 0x55,
399 };
400
or51211_request_firmware(struct dvb_frontend * fe,const struct firmware ** fw,char * name)401 static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
402 {
403 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
404
405 return request_firmware(fw, name, &bt->bt->dev->dev);
406 }
407
or51211_setmode(struct dvb_frontend * fe,int mode)408 static void or51211_setmode(struct dvb_frontend * fe, int mode)
409 {
410 struct dvb_bt8xx_card *bt = fe->dvb->priv;
411 bttv_write_gpio(bt->bttv_nr, 0x0002, mode); /* Reset */
412 msleep(20);
413 }
414
or51211_reset(struct dvb_frontend * fe)415 static void or51211_reset(struct dvb_frontend * fe)
416 {
417 struct dvb_bt8xx_card *bt = fe->dvb->priv;
418
419 /* RESET DEVICE
420 * reset is controlled by GPIO-0
421 * when set to 0 causes reset and when to 1 for normal op
422 * must remain reset for 128 clock cycles on a 50Mhz clock
423 * also PRM1 PRM2 & PRM4 are controlled by GPIO-1,GPIO-2 & GPIO-4
424 * We assume that the reset has be held low long enough or we
425 * have been reset by a power on. When the driver is unloaded
426 * reset set to 0 so if reloaded we have been reset.
427 */
428 /* reset & PRM1,2&4 are outputs */
429 int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F);
430 if (ret != 0)
431 pr_warn("or51211: Init Error - Can't Reset DVR (%i)\n", ret);
432 bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000); /* Reset */
433 msleep(20);
434 /* Now set for normal operation */
435 bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001);
436 /* wait for operation to begin */
437 msleep(500);
438 }
439
or51211_sleep(struct dvb_frontend * fe)440 static void or51211_sleep(struct dvb_frontend * fe)
441 {
442 struct dvb_bt8xx_card *bt = fe->dvb->priv;
443 bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000);
444 }
445
446 static const struct or51211_config or51211_config = {
447 .demod_address = 0x15,
448 .request_firmware = or51211_request_firmware,
449 .setmode = or51211_setmode,
450 .reset = or51211_reset,
451 .sleep = or51211_sleep,
452 };
453
vp3021_alps_tded4_tuner_set_params(struct dvb_frontend * fe)454 static int vp3021_alps_tded4_tuner_set_params(struct dvb_frontend *fe)
455 {
456 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
457 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
458 u8 buf[4];
459 u32 div;
460 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
461
462 div = (c->frequency + 36166667) / 166667;
463
464 buf[0] = (div >> 8) & 0x7F;
465 buf[1] = div & 0xFF;
466 buf[2] = 0x85;
467 if ((c->frequency >= 47000000) && (c->frequency < 153000000))
468 buf[3] = 0x01;
469 else if ((c->frequency >= 153000000) && (c->frequency < 430000000))
470 buf[3] = 0x02;
471 else if ((c->frequency >= 430000000) && (c->frequency < 824000000))
472 buf[3] = 0x0C;
473 else if ((c->frequency >= 824000000) && (c->frequency < 863000000))
474 buf[3] = 0x8C;
475 else
476 return -EINVAL;
477
478 if (fe->ops.i2c_gate_ctrl)
479 fe->ops.i2c_gate_ctrl(fe, 1);
480 i2c_transfer(card->i2c_adapter, &msg, 1);
481 return 0;
482 }
483
484 static struct nxt6000_config vp3021_alps_tded4_config = {
485 .demod_address = 0x0a,
486 .clock_inversion = 1,
487 };
488
digitv_alps_tded4_demod_init(struct dvb_frontend * fe)489 static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
490 {
491 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
492 static u8 mt352_reset [] = { 0x50, 0x80 };
493 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
494 static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
495 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
496
497 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
498 udelay(2000);
499 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
500 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
501 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
502 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
503
504 return 0;
505 }
506
digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend * fe,u8 * pllbuf,int buf_len)507 static int digitv_alps_tded4_tuner_calc_regs(struct dvb_frontend *fe, u8 *pllbuf, int buf_len)
508 {
509 u32 div;
510 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
511
512 if (buf_len < 5)
513 return -EINVAL;
514
515 div = (((c->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
516
517 pllbuf[0] = 0x61;
518 pllbuf[1] = (div >> 8) & 0x7F;
519 pllbuf[2] = div & 0xFF;
520 pllbuf[3] = 0x85;
521
522 dprintk("frequency %u, div %u\n", c->frequency, div);
523
524 if (c->frequency < 470000000)
525 pllbuf[4] = 0x02;
526 else if (c->frequency > 823000000)
527 pllbuf[4] = 0x88;
528 else
529 pllbuf[4] = 0x08;
530
531 if (c->bandwidth_hz == 8000000)
532 pllbuf[4] |= 0x04;
533
534 return 5;
535 }
536
digitv_alps_tded4_reset(struct dvb_bt8xx_card * bt)537 static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
538 {
539 /*
540 * Reset the frontend, must be called before trying
541 * to initialise the MT352 or mt352_attach
542 * will fail. Same goes for the nxt6000 frontend.
543 *
544 */
545
546 int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
547 if (ret != 0)
548 pr_warn("digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n",
549 ret);
550
551 /* Pulse the reset line */
552 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
553 bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low */
554 msleep(100);
555
556 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
557 }
558
559 static struct mt352_config digitv_alps_tded4_config = {
560 .demod_address = 0x0a,
561 .demod_init = digitv_alps_tded4_demod_init,
562 };
563
564 static struct lgdt330x_config tdvs_tua6034_config = {
565 .demod_chip = LGDT3303,
566 .serial_mpeg = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
567 };
568
lgdt330x_reset(struct dvb_bt8xx_card * bt)569 static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
570 {
571 /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
572
573 /* Pulse the reset line */
574 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
575 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low */
576 msleep(100);
577
578 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
579 msleep(100);
580 }
581
frontend_init(struct dvb_bt8xx_card * card,u32 type)582 static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
583 {
584 struct dst_state* state = NULL;
585
586 switch(type) {
587 case BTTV_BOARD_DVICO_DVBT_LITE:
588 card->fe = dvb_attach(mt352_attach, &thomson_dtt7579_config, card->i2c_adapter);
589
590 if (card->fe == NULL)
591 card->fe = dvb_attach(zl10353_attach, &thomson_dtt7579_zl10353_config,
592 card->i2c_adapter);
593
594 if (card->fe != NULL) {
595 card->fe->ops.tuner_ops.calc_regs = thomson_dtt7579_tuner_calc_regs;
596 card->fe->ops.info.frequency_min_hz = 174 * MHz;
597 card->fe->ops.info.frequency_max_hz = 862 * MHz;
598 }
599 break;
600
601 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
602 lgdt330x_reset(card);
603 card->fe = dvb_attach(lgdt330x_attach, &tdvs_tua6034_config,
604 0x0e, card->i2c_adapter);
605 if (card->fe != NULL) {
606 dvb_attach(simple_tuner_attach, card->fe,
607 card->i2c_adapter, 0x61,
608 TUNER_LG_TDVS_H06XF);
609 dprintk("dvb_bt8xx: lgdt330x detected\n");
610 }
611 break;
612
613 case BTTV_BOARD_NEBULA_DIGITV:
614 /*
615 * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
616 * this would be a cleaner solution than trying each frontend in turn.
617 */
618
619 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
620 digitv_alps_tded4_reset(card);
621 card->fe = dvb_attach(nxt6000_attach, &vp3021_alps_tded4_config, card->i2c_adapter);
622 if (card->fe != NULL) {
623 card->fe->ops.tuner_ops.set_params = vp3021_alps_tded4_tuner_set_params;
624 dprintk("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
625 break;
626 }
627
628 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
629 digitv_alps_tded4_reset(card);
630 card->fe = dvb_attach(mt352_attach, &digitv_alps_tded4_config, card->i2c_adapter);
631
632 if (card->fe != NULL) {
633 card->fe->ops.tuner_ops.calc_regs = digitv_alps_tded4_tuner_calc_regs;
634 dprintk("dvb_bt8xx: an mt352 was detected on your digitv card\n");
635 }
636 break;
637
638 case BTTV_BOARD_AVDVBT_761:
639 card->fe = dvb_attach(sp887x_attach, µtune_mt7202dtf_config, card->i2c_adapter);
640 if (card->fe) {
641 card->fe->ops.tuner_ops.set_params = microtune_mt7202dtf_tuner_set_params;
642 }
643 break;
644
645 case BTTV_BOARD_AVDVBT_771:
646 card->fe = dvb_attach(mt352_attach, &advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
647 if (card->fe != NULL) {
648 card->fe->ops.tuner_ops.calc_regs = advbt771_samsung_tdtc9251dh0_tuner_calc_regs;
649 card->fe->ops.info.frequency_min_hz = 174 * MHz;
650 card->fe->ops.info.frequency_max_hz = 862 * MHz;
651 }
652 break;
653
654 case BTTV_BOARD_TWINHAN_DST:
655 /* DST is not a frontend driver !!! */
656 state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
657 if (!state) {
658 pr_err("No memory\n");
659 break;
660 }
661 /* Setup the Card */
662 state->config = &dst_config;
663 state->i2c = card->i2c_adapter;
664 state->bt = card->bt;
665 state->dst_ca = NULL;
666 /* DST is not a frontend, attaching the ASIC */
667 if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
668 pr_err("%s: Could not find a Twinhan DST\n", __func__);
669 kfree(state);
670 break;
671 }
672 /* Attach other DST peripherals if any */
673 /* Conditional Access device */
674 card->fe = &state->frontend;
675 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
676 dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
677 break;
678
679 case BTTV_BOARD_PINNACLESAT:
680 card->fe = dvb_attach(cx24110_attach, &pctvsat_config, card->i2c_adapter);
681 if (card->fe) {
682 card->fe->ops.tuner_ops.init = pinnsat_tuner_init;
683 card->fe->ops.tuner_ops.sleep = pinnsat_tuner_sleep;
684 card->fe->ops.tuner_ops.set_params = cx24108_tuner_set_params;
685 }
686 break;
687
688 case BTTV_BOARD_PC_HDTV:
689 card->fe = dvb_attach(or51211_attach, &or51211_config, card->i2c_adapter);
690 if (card->fe != NULL)
691 dvb_attach(simple_tuner_attach, card->fe,
692 card->i2c_adapter, 0x61,
693 TUNER_PHILIPS_FCV1236D);
694 break;
695 }
696
697 if (card->fe == NULL)
698 pr_err("A frontend driver was not found for device [%04x:%04x] subsystem [%04x:%04x]\n",
699 card->bt->dev->vendor,
700 card->bt->dev->device,
701 card->bt->dev->subsystem_vendor,
702 card->bt->dev->subsystem_device);
703 else
704 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
705 pr_err("Frontend registration failed!\n");
706 dvb_frontend_detach(card->fe);
707 card->fe = NULL;
708 }
709 }
710
dvb_bt8xx_load_card(struct dvb_bt8xx_card * card,u32 type)711 static int dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
712 {
713 int result;
714
715 result = dvb_register_adapter(&card->dvb_adapter, card->card_name,
716 THIS_MODULE, &card->bt->dev->dev,
717 adapter_nr);
718 if (result < 0) {
719 pr_err("dvb_register_adapter failed (errno = %d)\n", result);
720 return result;
721 }
722 card->dvb_adapter.priv = card;
723
724 card->bt->adapter = card->i2c_adapter;
725
726 memset(&card->demux, 0, sizeof(struct dvb_demux));
727
728 card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
729
730 card->demux.priv = card;
731 card->demux.filternum = 256;
732 card->demux.feednum = 256;
733 card->demux.start_feed = dvb_bt8xx_start_feed;
734 card->demux.stop_feed = dvb_bt8xx_stop_feed;
735 card->demux.write_to_decoder = NULL;
736
737 result = dvb_dmx_init(&card->demux);
738 if (result < 0) {
739 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
740 goto err_unregister_adaptor;
741 }
742
743 card->dmxdev.filternum = 256;
744 card->dmxdev.demux = &card->demux.dmx;
745 card->dmxdev.capabilities = 0;
746
747 result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter);
748 if (result < 0) {
749 pr_err("dvb_dmxdev_init failed (errno = %d)\n", result);
750 goto err_dmx_release;
751 }
752
753 card->fe_hw.source = DMX_FRONTEND_0;
754
755 result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw);
756 if (result < 0) {
757 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
758 goto err_dmxdev_release;
759 }
760
761 card->fe_mem.source = DMX_MEMORY_FE;
762
763 result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem);
764 if (result < 0) {
765 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
766 goto err_remove_hw_frontend;
767 }
768
769 result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw);
770 if (result < 0) {
771 pr_err("dvb_dmx_init failed (errno = %d)\n", result);
772 goto err_remove_mem_frontend;
773 }
774
775 result = dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
776 if (result < 0) {
777 pr_err("dvb_net_init failed (errno = %d)\n", result);
778 goto err_disconnect_frontend;
779 }
780
781 tasklet_setup(&card->bt->tasklet, dvb_bt8xx_task);
782
783 frontend_init(card, type);
784
785 return 0;
786
787 err_disconnect_frontend:
788 card->demux.dmx.disconnect_frontend(&card->demux.dmx);
789 err_remove_mem_frontend:
790 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
791 err_remove_hw_frontend:
792 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
793 err_dmxdev_release:
794 dvb_dmxdev_release(&card->dmxdev);
795 err_dmx_release:
796 dvb_dmx_release(&card->demux);
797 err_unregister_adaptor:
798 dvb_unregister_adapter(&card->dvb_adapter);
799 return result;
800 }
801
dvb_bt8xx_probe(struct bttv_sub_device * sub)802 static int dvb_bt8xx_probe(struct bttv_sub_device *sub)
803 {
804 struct dvb_bt8xx_card *card;
805 struct pci_dev* bttv_pci_dev;
806 int ret;
807
808 if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
809 return -ENOMEM;
810
811 mutex_init(&card->lock);
812 card->bttv_nr = sub->core->nr;
813 strscpy(card->card_name, sub->core->v4l2_dev.name,
814 sizeof(card->card_name));
815 card->i2c_adapter = &sub->core->i2c_adap;
816
817 switch(sub->core->type) {
818 case BTTV_BOARD_PINNACLESAT:
819 card->gpio_mode = 0x0400c060;
820 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
821 BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
822 card->op_sync_orin = BT878_RISC_SYNC_MASK;
823 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
824 break;
825
826 case BTTV_BOARD_DVICO_DVBT_LITE:
827 card->gpio_mode = 0x0400C060;
828 card->op_sync_orin = BT878_RISC_SYNC_MASK;
829 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
830 /* 26, 15, 14, 6, 5
831 * A_PWRDN DA_DPM DA_SBR DA_IOM_DA
832 * DA_APP(parallel) */
833 break;
834
835 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
836 card->gpio_mode = 0x0400c060;
837 card->op_sync_orin = BT878_RISC_SYNC_MASK;
838 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
839 break;
840
841 case BTTV_BOARD_NEBULA_DIGITV:
842 case BTTV_BOARD_AVDVBT_761:
843 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
844 card->op_sync_orin = BT878_RISC_SYNC_MASK;
845 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
846 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
847 break;
848
849 case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
850 card->gpio_mode = 0x0400402B;
851 card->op_sync_orin = BT878_RISC_SYNC_MASK;
852 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
853 /* A_PWRDN DA_SBR DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
854 break;
855
856 case BTTV_BOARD_TWINHAN_DST:
857 card->gpio_mode = 0x2204f2c;
858 card->op_sync_orin = BT878_RISC_SYNC_MASK;
859 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
860 BT878_APPERR | BT878_AFBUS;
861 /* 25,21,14,11,10,9,8,3,2 then
862 * 0x33 = 5,4,1,0
863 * A_SEL=SML, DA_MLB, DA_SBR,
864 * DA_SDR=f, fifo trigger = 32 DWORDS
865 * IOM = 0 == audio A/D
866 * DPM = 0 == digital audio mode
867 * == async data parallel port
868 * then 0x33 (13 is set by start_capture)
869 * DA_APP = async data parallel port,
870 * ACAP_EN = 1,
871 * RISC+FIFO ENABLE */
872 break;
873
874 case BTTV_BOARD_PC_HDTV:
875 card->gpio_mode = 0x0100EC7B;
876 card->op_sync_orin = BT878_RISC_SYNC_MASK;
877 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
878 break;
879
880 default:
881 pr_err("Unknown bttv card type: %d\n", sub->core->type);
882 kfree(card);
883 return -ENODEV;
884 }
885
886 dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
887
888 if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
889 pr_err("no pci device for card %d\n", card->bttv_nr);
890 kfree(card);
891 return -ENODEV;
892 }
893
894 if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
895 pr_err("unable to determine DMA core of card %d,\n", card->bttv_nr);
896 pr_err("if you have the ALSA bt87x audio driver installed, try removing it.\n");
897
898 kfree(card);
899 return -ENODEV;
900 }
901
902 mutex_init(&card->bt->gpio_lock);
903 card->bt->bttv_nr = sub->core->nr;
904
905 if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
906 kfree(card);
907 return ret;
908 }
909
910 dev_set_drvdata(&sub->dev, card);
911 return 0;
912 }
913
dvb_bt8xx_remove(struct bttv_sub_device * sub)914 static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
915 {
916 struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
917
918 dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
919
920 bt878_stop(card->bt);
921 tasklet_kill(&card->bt->tasklet);
922 dvb_net_release(&card->dvbnet);
923 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
924 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
925 dvb_dmxdev_release(&card->dmxdev);
926 dvb_dmx_release(&card->demux);
927 if (card->fe) {
928 dvb_unregister_frontend(card->fe);
929 dvb_frontend_detach(card->fe);
930 }
931 dvb_unregister_adapter(&card->dvb_adapter);
932
933 kfree(card);
934 }
935
936 static struct bttv_sub_driver driver = {
937 .drv = {
938 .name = "dvb-bt8xx",
939 },
940 .probe = dvb_bt8xx_probe,
941 .remove = dvb_bt8xx_remove,
942 /* FIXME:
943 * .shutdown = dvb_bt8xx_shutdown,
944 * .suspend = dvb_bt8xx_suspend,
945 * .resume = dvb_bt8xx_resume,
946 */
947 };
948
dvb_bt8xx_init(void)949 static int __init dvb_bt8xx_init(void)
950 {
951 return bttv_sub_register(&driver, "dvb");
952 }
953
dvb_bt8xx_exit(void)954 static void __exit dvb_bt8xx_exit(void)
955 {
956 bttv_sub_unregister(&driver);
957 }
958
959 module_init(dvb_bt8xx_init);
960 module_exit(dvb_bt8xx_exit);
961
962 MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
963 MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
964 MODULE_LICENSE("GPL");
965