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V4L/DVB (4037): Make the bridge devices that depend on I2C dependant on I2C
[linux-2.6-block.git] / drivers / media / dvb / bt8xx / dvb-bt8xx.c
CommitLineData
1da177e4
LT		 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"
1da177e4 35#include "dvb-bt8xx.h"
1da177e4 36#include "bt878.h"
3cff00d9 37#include "dvb-pll.h"
1da177e4
LT		 38
39static int debug;
40
41module_param(debug, int, 0644);
42MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
43
44#define dprintk( args... ) \
1f15ddd0 45 do \
1da177e4 46 if (debug) printk(KERN_DEBUG args); \
1f15ddd0 47 while (0)
1da177e4 48
05ade5a5
DJ		 49#define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */
50
1da177e4
LT		 51static 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
68static 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
3593cab5 79 mutex_lock(&card->lock);
1da177e4
LT		 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);
3593cab5 85 mutex_unlock(&card->lock);
1da177e4
LT		 86 return rc;
87}
88
89static 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
3593cab5 99 mutex_lock(&card->lock);
1da177e4
LT		 100 card->nfeeds--;
101 if (card->nfeeds == 0)
102 bt878_stop(card->bt);
3593cab5 103 mutex_unlock(&card->lock);
1da177e4
LT		 104
105 return 0;
106}
107
108static 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
118static 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 */
1f15ddd0 123 for (card_nr = 0; card_nr < bt878_num; card_nr++)
1da177e4
LT		 124 if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev))
125 return &bt878[card_nr];
1da177e4
LT		 126 return NULL;
127}
128
1da177e4
LT		 129static 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));
50b215a0 144 mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg));
1da177e4
LT		 145 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
146
147 return 0;
148}
149
150static 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
1da177e4
LT		 156 div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
157
1f15ddd0
DJ		 158 if (params->frequency < 542000000)
159 cp = 0xb4;
160 else if (params->frequency < 771000000)
161 cp = 0xbc;
162 else
163 cp = 0xf4;
1da177e4 164
1f15ddd0
DJ		 165 if (params->frequency == 0)
166 bs = 0x03;
167 else if (params->frequency < 443250000)
168 bs = 0x02;
169 else
170 bs = 0x08;
1da177e4
LT		 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
181static struct mt352_config thomson_dtt7579_config = {
1da177e4
LT		 182 .demod_address = 0x0f,
183 .demod_init = thomson_dtt7579_demod_init,
184 .pll_set = thomson_dtt7579_pll_set,
185};
186
187static int cx24108_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
188{
1f15ddd0 189 u32 freq = params->frequency;
1da177e4 190
1f15ddd0
DJ		 191 int i, a, n, pump;
192 u32 band, pll;
1da177e4 193
1f15ddd0
DJ		 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};
1da177e4 199
1f15ddd0 200 #define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */
50b215a0
JS		 201 printk("cx24108 debug: entering SetTunerFreq, freq=%d\n",freq);
202
203 /* This is really the bit driving the tuner chip cx24108 */
204
1f15ddd0
DJ		 205 if (freq<950000)
206 freq = 950000; /* kHz */
207 else if (freq>2150000)
208 freq = 2150000; /* satellite IF is 950..2150MHz */
50b215a0
JS		 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);
1f15ddd0 235 //writereg(client,0x56,0x7f);
1da177e4
LT		 236
237 return 0;
238}
239
240static int pinnsat_pll_init(struct dvb_frontend* fe)
241{
e7ac4646
MA		 242 struct dvb_bt8xx_card *card = fe->dvb->priv;
243
244 bttv_gpio_enable(card->bttv_nr, 1, 1); /* output */
245 bttv_write_gpio(card->bttv_nr, 1, 1); /* relay on */
6457af5f 246
e7ac4646
MA		 247 return 0;
248}
249
250static int pinnsat_pll_sleep(struct dvb_frontend* fe)
251{
252 struct dvb_bt8xx_card *card = fe->dvb->priv;
253
254 bttv_write_gpio(card->bttv_nr, 1, 0); /* relay off */
255
1f15ddd0 256 return 0;
1da177e4
LT		 257}
258
1da177e4 259static struct cx24110_config pctvsat_config = {
1da177e4
LT		 260 .demod_address = 0x55,
261 .pll_init = pinnsat_pll_init,
262 .pll_set = cx24108_pll_set,
e7ac4646 263 .pll_sleep = pinnsat_pll_sleep,
1da177e4
LT		 264};
265
1da177e4
LT		 266static int microtune_mt7202dtf_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
267{
268 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
269 u8 cfg, cpump, band_select;
270 u8 data[4];
271 u32 div;
272 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) };
273
274 div = (36000000 + params->frequency + 83333) / 166666;
275 cfg = 0x88;
276
1f15ddd0
DJ		 277 if (params->frequency < 175000000)
278 cpump = 2;
279 else if (params->frequency < 390000000)
280 cpump = 1;
281 else if (params->frequency < 470000000)
282 cpump = 2;
283 else if (params->frequency < 750000000)
284 cpump = 2;
285 else
286 cpump = 3;
1da177e4 287
1f15ddd0
DJ		 288 if (params->frequency < 175000000)
289 band_select = 0x0e;
290 else if (params->frequency < 470000000)
291 band_select = 0x05;
292 else
293 band_select = 0x03;
1da177e4
LT		 294
295 data[0] = (div >> 8) & 0x7f;
296 data[1] = div & 0xff;
297 data[2] = ((div >> 10) & 0x60) | cfg;
2b70a2f5 298 data[3] = (cpump << 6) | band_select;
1da177e4
LT		 299
300 i2c_transfer(card->i2c_adapter, &msg, 1);
301 return (div * 166666 - 36000000);
302}
303
304static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
305{
306 struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv;
307
308 return request_firmware(fw, name, &bt->bt->dev->dev);
309}
310
311static struct sp887x_config microtune_mt7202dtf_config = {
1da177e4
LT		 312 .demod_address = 0x70,
313 .pll_set = microtune_mt7202dtf_pll_set,
314 .request_firmware = microtune_mt7202dtf_request_firmware,
315};
316
1da177e4
LT		 317static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
318{
319 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
320 static u8 mt352_reset [] = { 0x50, 0x80 };
321 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
322 static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
50b215a0 323 0x00, 0xFF, 0x00, 0x40, 0x40 };
1da177e4
LT		 324 static u8 mt352_av771_extra[] = { 0xB5, 0x7A };
325 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
326
1da177e4
LT		 327 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
328 udelay(2000);
329 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
330 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
331
332 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
333 udelay(2000);
334 mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra));
335 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
336
337 return 0;
338}
339
340static int advbt771_samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
341{
342 u32 div;
343 unsigned char bs = 0;
344 unsigned char cp = 0;
345
1da177e4
LT		 346 div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
347
1f15ddd0
DJ		 348 if (params->frequency < 150000000)
349 cp = 0xB4;
350 else if (params->frequency < 173000000)
351 cp = 0xBC;
352 else if (params->frequency < 250000000)
353 cp = 0xB4;
354 else if (params->frequency < 400000000)
355 cp = 0xBC;
356 else if (params->frequency < 420000000)
357 cp = 0xF4;
358 else if (params->frequency < 470000000)
359 cp = 0xFC;
360 else if (params->frequency < 600000000)
361 cp = 0xBC;
362 else if (params->frequency < 730000000)
363 cp = 0xF4;
364 else
365 cp = 0xFC;
366
367 if (params->frequency < 150000000)
368 bs = 0x01;
369 else if (params->frequency < 173000000)
370 bs = 0x01;
371 else if (params->frequency < 250000000)
372 bs = 0x02;
373 else if (params->frequency < 400000000)
374 bs = 0x02;
375 else if (params->frequency < 420000000)
376 bs = 0x02;
377 else if (params->frequency < 470000000)
378 bs = 0x02;
379 else if (params->frequency < 600000000)
380 bs = 0x08;
381 else if (params->frequency < 730000000)
382 bs = 0x08;
383 else
384 bs = 0x08;
1da177e4
LT		 385
386 pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address
387 pllbuf[1] = div >> 8;
388 pllbuf[2] = div & 0xff;
389 pllbuf[3] = cp;
390 pllbuf[4] = bs;
391
392 return 0;
393}
394
395static struct mt352_config advbt771_samsung_tdtc9251dh0_config = {
1da177e4
LT		 396 .demod_address = 0x0f,
397 .demod_init = advbt771_samsung_tdtc9251dh0_demod_init,
398 .pll_set = advbt771_samsung_tdtc9251dh0_pll_set,
399};
400
1da177e4 401static struct dst_config dst_config = {
1da177e4
LT		 402 .demod_address = 0x55,
403};
404
1da177e4
LT		 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 DEVICE
424 * reset is controled by GPIO-0
425 * when set to 0 causes reset and when to 1 for normal op
426 * must remain reset for 128 clock cycles on a 50Mhz clock
427 * also PRM1 PRM2 & PRM4 are controled by GPIO-1,GPIO-2 & GPIO-4
428 * We assume that the reset has be held low long enough or we
429 * have been reset by a power on. When the driver is unloaded
430 * 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);
1f15ddd0 434 if (ret != 0)
05ade5a5 435 printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR (%i)\n", ret);
1da177e4
LT		 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 struct or51211_config or51211_config = {
1da177e4
LT		 451 .demod_address = 0x15,
452 .request_firmware = or51211_request_firmware,
453 .setmode = or51211_setmode,
454 .reset = or51211_reset,
455 .sleep = or51211_sleep,
456};
457
1da177e4
LT		 458static int vp3021_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
459{
460 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
461 u8 buf[4];
462 u32 div;
463 struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) };
464
465 div = (params->frequency + 36166667) / 166667;
466
467 buf[0] = (div >> 8) & 0x7F;
468 buf[1] = div & 0xFF;
469 buf[2] = 0x85;
470 if ((params->frequency >= 47000000) && (params->frequency < 153000000))
471 buf[3] = 0x01;
472 else if ((params->frequency >= 153000000) && (params->frequency < 430000000))
473 buf[3] = 0x02;
474 else if ((params->frequency >= 430000000) && (params->frequency < 824000000))
475 buf[3] = 0x0C;
476 else if ((params->frequency >= 824000000) && (params->frequency < 863000000))
477 buf[3] = 0x8C;
478 else
479 return -EINVAL;
480
481 i2c_transfer(card->i2c_adapter, &msg, 1);
482 return 0;
483}
484
485static struct nxt6000_config vp3021_alps_tded4_config = {
1da177e4
LT		 486 .demod_address = 0x0a,
487 .clock_inversion = 1,
488 .pll_set = vp3021_alps_tded4_pll_set,
489};
490
05ade5a5
DJ		 491static int digitv_alps_tded4_demod_init(struct dvb_frontend* fe)
492{
493 static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d };
494 static u8 mt352_reset [] = { 0x50, 0x80 };
495 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
496 static u8 mt352_agc_cfg [] = { 0x67, 0x20, 0xa0 };
497 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
498
499 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
500 udelay(2000);
501 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
502 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
503 mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg));
504 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
505
506 return 0;
507}
508
509static int digitv_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
510{
511 u32 div;
512 struct dvb_ofdm_parameters *op = &params->u.ofdm;
513
514 div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
515
516 pllbuf[0] = 0xc2;
517 pllbuf[1] = (div >> 8) & 0x7F;
518 pllbuf[2] = div & 0xFF;
519 pllbuf[3] = 0x85;
520
521 dprintk("frequency %u, div %u\n", params->frequency, div);
522
523 if (params->frequency < 470000000)
524 pllbuf[4] = 0x02;
525 else if (params->frequency > 823000000)
526 pllbuf[4] = 0x88;
527 else
528 pllbuf[4] = 0x08;
529
530 if (op->bandwidth == 8)
531 pllbuf[4] |= 0x04;
532
533 return 0;
534}
535
536static void digitv_alps_tded4_reset(struct dvb_bt8xx_card *bt)
537{
538 /*
539 * Reset the frontend, must be called before trying
540 * to initialise the MT352 or mt352_attach
163d8fed 541 * will fail. Same goes for the nxt6000 frontend.
05ade5a5
DJ		 542 *
543 */
544
545 int ret = bttv_gpio_enable(bt->bttv_nr, 0x08, 0x08);
546 if (ret != 0)
547 printk(KERN_WARNING "digitv_alps_tded4: Init Error - Can't Reset DVR (%i)\n", ret);
548
549 /* Pulse the reset line */
550 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
551 bttv_write_gpio(bt->bttv_nr, 0x08, 0x00); /* Low */
552 msleep(100);
553
554 bttv_write_gpio(bt->bttv_nr, 0x08, 0x08); /* High */
555}
556
557static struct mt352_config digitv_alps_tded4_config = {
558 .demod_address = 0x0a,
559 .demod_init = digitv_alps_tded4_demod_init,
560 .pll_set = digitv_alps_tded4_pll_set,
561};
562
3cff00d9
MK		 563static int tdvs_tua6034_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
564{
565 struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv;
566 u8 buf[4];
567 struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
568 int err;
569
570 dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0);
571 dprintk("%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
572 __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
573 if ((err = i2c_transfer(card->i2c_adapter, &msg, 1)) != 1) {
9101e622
MCC		 574 printk(KERN_WARNING "dvb-bt8xx: %s error "
575 "(addr %02x <- %02x, err = %i)\n",
576 __FUNCTION__, buf[0], buf[1], err);
3cff00d9
MK		 577 if (err < 0)
578 return err;
579 else
580 return -EREMOTEIO;
581 }
582
583 /* Set the Auxiliary Byte. */
584 buf[2] &= ~0x20;
585 buf[2] |= 0x18;
586 buf[3] = 0x50;
587 i2c_transfer(card->i2c_adapter, &msg, 1);
588
589 return 0;
590}
591
592static struct lgdt330x_config tdvs_tua6034_config = {
593 .demod_address = 0x0e,
594 .demod_chip = LGDT3303,
595 .serial_mpeg = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
596 .pll_set = tdvs_tua6034_pll_set,
597};
598
599static void lgdt330x_reset(struct dvb_bt8xx_card *bt)
600{
601 /* Set pin 27 of the lgdt3303 chip high to reset the frontend */
602
603 /* Pulse the reset line */
604 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
605 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000000); /* Low */
606 msleep(100);
607
608 bttv_write_gpio(bt->bttv_nr, 0x00e00007, 0x00000001); /* High */
609 msleep(100);
610}
611
1da177e4
LT		 612static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
613{
50b215a0
JS		 614 int ret;
615 struct dst_state* state = NULL;
616
1da177e4 617 switch(type) {
6cffcc23 618 case BTTV_BOARD_DVICO_DVBT_LITE:
1da177e4
LT		 619 card->fe = mt352_attach(&thomson_dtt7579_config, card->i2c_adapter);
620 if (card->fe != NULL) {
621 card->fe->ops->info.frequency_min = 174000000;
622 card->fe->ops->info.frequency_max = 862000000;
1da177e4
LT		 623 }
624 break;
1da177e4 625
6cffcc23 626 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
3cff00d9
MK		 627 lgdt330x_reset(card);
628 card->fe = lgdt330x_attach(&tdvs_tua6034_config, card->i2c_adapter);
629 if (card->fe != NULL)
630 dprintk ("dvb_bt8xx: lgdt330x detected\n");
631 break;
3cff00d9 632
6cffcc23 633 case BTTV_BOARD_NEBULA_DIGITV:
05ade5a5
DJ		 634 /*
635 * It is possible to determine the correct frontend using the I2C bus (see the Nebula SDK);
636 * this would be a cleaner solution than trying each frontend in turn.
637 */
638
639 /* Old Nebula (marked (c)2003 on high profile pci card) has nxt6000 demod */
163d8fed 640 digitv_alps_tded4_reset(card);
1da177e4 641 card->fe = nxt6000_attach(&vp3021_alps_tded4_config, card->i2c_adapter);
f30db067 642 if (card->fe != NULL) {
05ade5a5 643 dprintk ("dvb_bt8xx: an nxt6000 was detected on your digitv card\n");
f30db067
SA		 644 break;
645 }
05ade5a5
DJ		 646
647 /* New Nebula (marked (c)2005 on low profile pci card) has mt352 demod */
648 digitv_alps_tded4_reset(card);
649 card->fe = mt352_attach(&digitv_alps_tded4_config, card->i2c_adapter);
650
651 if (card->fe != NULL)
652 dprintk ("dvb_bt8xx: an mt352 was detected on your digitv card\n");
1da177e4
LT		 653 break;
654
6cffcc23 655 case BTTV_BOARD_AVDVBT_761:
1da177e4 656 card->fe = sp887x_attach(&microtune_mt7202dtf_config, card->i2c_adapter);
1da177e4
LT		 657 break;
658
6cffcc23 659 case BTTV_BOARD_AVDVBT_771:
1da177e4
LT		 660 card->fe = mt352_attach(&advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter);
661 if (card->fe != NULL) {
662 card->fe->ops->info.frequency_min = 174000000;
663 card->fe->ops->info.frequency_max = 862000000;
1da177e4
LT		 664 }
665 break;
666
6cffcc23 667 case BTTV_BOARD_TWINHAN_DST:
50b215a0
JS		 668 /* DST is not a frontend driver !!! */
669 state = (struct dst_state *) kmalloc(sizeof (struct dst_state), GFP_KERNEL);
670 /* Setup the Card */
671 state->config = &dst_config;
672 state->i2c = card->i2c_adapter;
673 state->bt = card->bt;
674
675 /* DST is not a frontend, attaching the ASIC */
676 if ((dst_attach(state, &card->dvb_adapter)) == NULL) {
677 printk("%s: Could not find a Twinhan DST.\n", __FUNCTION__);
678 break;
679 }
680 card->fe = &state->frontend;
681
682 /* Attach other DST peripherals if any */
683 /* Conditional Access device */
1f15ddd0 684 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
50b215a0 685 ret = dst_ca_attach(state, &card->dvb_adapter);
1da177e4
LT		 686 break;
687
6cffcc23 688 case BTTV_BOARD_PINNACLESAT:
1da177e4 689 card->fe = cx24110_attach(&pctvsat_config, card->i2c_adapter);
1da177e4
LT		 690 break;
691
6cffcc23 692 case BTTV_BOARD_PC_HDTV:
1da177e4 693 card->fe = or51211_attach(&or51211_config, card->i2c_adapter);
1da177e4
LT		 694 break;
695 }
696
1f15ddd0 697 if (card->fe == NULL)
1da177e4
LT		 698 printk("dvb-bt8xx: 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);
1f15ddd0 703 else
fdc53a6d 704 if (dvb_register_frontend(&card->dvb_adapter, card->fe)) {
1da177e4
LT		 705 printk("dvb-bt8xx: Frontend registration failed!\n");
706 if (card->fe->ops->release)
707 card->fe->ops->release(card->fe);
708 card->fe = NULL;
709 }
1da177e4
LT		 710}
711
712static int __init dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type)
713{
714 int result;
715
1f15ddd0 716 if ((result = dvb_register_adapter(&card->dvb_adapter, card->card_name, THIS_MODULE)) < 0) {
1da177e4
LT		 717 printk("dvb_bt8xx: dvb_register_adapter failed (errno = %d)\n", result);
718 return result;
1da177e4 719 }
fdc53a6d 720 card->dvb_adapter.priv = card;
1da177e4
LT		 721
722 card->bt->adapter = card->i2c_adapter;
723
724 memset(&card->demux, 0, sizeof(struct dvb_demux));
725
726 card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
727
728 card->demux.priv = card;
729 card->demux.filternum = 256;
730 card->demux.feednum = 256;
731 card->demux.start_feed = dvb_bt8xx_start_feed;
732 card->demux.stop_feed = dvb_bt8xx_stop_feed;
733 card->demux.write_to_decoder = NULL;
734
735 if ((result = dvb_dmx_init(&card->demux)) < 0) {
736 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
737
fdc53a6d 738 dvb_unregister_adapter(&card->dvb_adapter);
1da177e4
LT		 739 return result;
740 }
741
742 card->dmxdev.filternum = 256;
743 card->dmxdev.demux = &card->demux.dmx;
744 card->dmxdev.capabilities = 0;
745
fdc53a6d 746 if ((result = dvb_dmxdev_init(&card->dmxdev, &card->dvb_adapter)) < 0) {
1da177e4
LT		 747 printk("dvb_bt8xx: dvb_dmxdev_init failed (errno = %d)\n", result);
748
749 dvb_dmx_release(&card->demux);
fdc53a6d 750 dvb_unregister_adapter(&card->dvb_adapter);
1da177e4
LT		 751 return result;
752 }
753
754 card->fe_hw.source = DMX_FRONTEND_0;
755
756 if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
757 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
758
759 dvb_dmxdev_release(&card->dmxdev);
760 dvb_dmx_release(&card->demux);
fdc53a6d 761 dvb_unregister_adapter(&card->dvb_adapter);
1da177e4
LT		 762 return result;
763 }
764
765 card->fe_mem.source = DMX_MEMORY_FE;
766
767 if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem)) < 0) {
768 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
769
770 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
771 dvb_dmxdev_release(&card->dmxdev);
772 dvb_dmx_release(&card->demux);
fdc53a6d 773 dvb_unregister_adapter(&card->dvb_adapter);
1da177e4
LT		 774 return result;
775 }
776
777 if ((result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw)) < 0) {
778 printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result);
779
780 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
781 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
782 dvb_dmxdev_release(&card->dmxdev);
783 dvb_dmx_release(&card->demux);
fdc53a6d 784 dvb_unregister_adapter(&card->dvb_adapter);
1da177e4
LT		 785 return result;
786 }
787
fdc53a6d 788 dvb_net_init(&card->dvb_adapter, &card->dvbnet, &card->demux.dmx);
1da177e4
LT		 789
790 tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card);
791
792 frontend_init(card, type);
793
794 return 0;
795}
796
348290a4 797static int dvb_bt8xx_probe(struct bttv_sub_device *sub)
1da177e4 798{
1da177e4
LT		 799 struct dvb_bt8xx_card *card;
800 struct pci_dev* bttv_pci_dev;
801 int ret;
802
7408187d 803 if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL)))
1da177e4
LT		 804 return -ENOMEM;
805
3593cab5 806 mutex_init(&card->lock);
1da177e4
LT		 807 card->bttv_nr = sub->core->nr;
808 strncpy(card->card_name, sub->core->name, sizeof(sub->core->name));
809 card->i2c_adapter = &sub->core->i2c_adap;
810
1f15ddd0 811 switch(sub->core->type) {
6cffcc23 812 case BTTV_BOARD_PINNACLESAT:
1da177e4
LT		 813 card->gpio_mode = 0x0400c060;
814 /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR,
50b215a0 815 BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */
df5a4f4f
MA		 816 card->op_sync_orin = BT878_RISC_SYNC_MASK;
817 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
1da177e4
LT		 818 break;
819
6cffcc23 820 case BTTV_BOARD_DVICO_DVBT_LITE:
1da177e4 821 card->gpio_mode = 0x0400C060;
df5a4f4f
MA		 822 card->op_sync_orin = BT878_RISC_SYNC_MASK;
823 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
1da177e4
LT		 824 /* 26, 15, 14, 6, 5
825 * A_PWRDN DA_DPM DA_SBR DA_IOM_DA
826 * DA_APP(parallel) */
827 break;
828
6cffcc23 829 case BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE:
3cff00d9
MK		 830 card->gpio_mode = 0x0400c060;
831 card->op_sync_orin = BT878_RISC_SYNC_MASK;
832 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
833 break;
834
6cffcc23 835 case BTTV_BOARD_NEBULA_DIGITV:
6cffcc23 836 case BTTV_BOARD_AVDVBT_761:
1da177e4 837 card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5);
df5a4f4f
MA		 838 card->op_sync_orin = BT878_RISC_SYNC_MASK;
839 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
1da177e4
LT		 840 /* A_PWRDN DA_SBR DA_APP (high speed serial) */
841 break;
842
6cffcc23 843 case BTTV_BOARD_AVDVBT_771: //case 0x07711461:
1da177e4
LT		 844 card->gpio_mode = 0x0400402B;
845 card->op_sync_orin = BT878_RISC_SYNC_MASK;
df5a4f4f 846 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
1da177e4
LT		 847 /* A_PWRDN DA_SBR DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/
848 break;
849
6cffcc23 850 case BTTV_BOARD_TWINHAN_DST:
1da177e4
LT		 851 card->gpio_mode = 0x2204f2c;
852 card->op_sync_orin = BT878_RISC_SYNC_MASK;
853 card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR |
854 BT878_APPERR | BT878_AFBUS;
855 /* 25,21,14,11,10,9,8,3,2 then
856 * 0x33 = 5,4,1,0
857 * A_SEL=SML, DA_MLB, DA_SBR,
858 * DA_SDR=f, fifo trigger = 32 DWORDS
859 * IOM = 0 == audio A/D
860 * DPM = 0 == digital audio mode
861 * == async data parallel port
862 * then 0x33 (13 is set by start_capture)
863 * DA_APP = async data parallel port,
864 * ACAP_EN = 1,
865 * RISC+FIFO ENABLE */
866 break;
867
6cffcc23 868 case BTTV_BOARD_PC_HDTV:
1da177e4 869 card->gpio_mode = 0x0100EC7B;
df5a4f4f
MA		 870 card->op_sync_orin = BT878_RISC_SYNC_MASK;
871 card->irq_err_ignore = BT878_AFBUS | BT878_AFDSR;
1da177e4
LT		 872 break;
873
05ade5a5 874 default:
1da177e4
LT		 875 printk(KERN_WARNING "dvb_bt8xx: Unknown bttv card type: %d.\n",
876 sub->core->type);
877 kfree(card);
878 return -ENODEV;
879 }
880
881 dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name);
882
883 if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) {
884 printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr);
885 kfree(card);
886 return -EFAULT;
887 }
888
889 if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) {
890 printk("dvb_bt8xx: unable to determine DMA core of card %d,\n",
891 card->bttv_nr);
892 printk("dvb_bt8xx: if you have the ALSA bt87x audio driver "
893 "installed, try removing it.\n");
894
895 kfree(card);
896 return -EFAULT;
1da177e4
LT		 897 }
898
3593cab5 899 mutex_init(&card->bt->gpio_lock);
1da177e4
LT		 900 card->bt->bttv_nr = sub->core->nr;
901
902 if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) {
903 kfree(card);
904 return ret;
905 }
906
348290a4 907 dev_set_drvdata(&sub->dev, card);
1da177e4
LT		 908 return 0;
909}
910
a462e9ff 911static void dvb_bt8xx_remove(struct bttv_sub_device *sub)
1da177e4 912{
348290a4 913 struct dvb_bt8xx_card *card = dev_get_drvdata(&sub->dev);
1da177e4
LT		 914
915 dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr);
916
917 bt878_stop(card->bt);
918 tasklet_kill(&card->bt->tasklet);
919 dvb_net_release(&card->dvbnet);
920 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem);
921 card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw);
922 dvb_dmxdev_release(&card->dmxdev);
923 dvb_dmx_release(&card->demux);
1f15ddd0
DJ		 924 if (card->fe)
925 dvb_unregister_frontend(card->fe);
fdc53a6d 926 dvb_unregister_adapter(&card->dvb_adapter);
1da177e4
LT		 927
928 kfree(card);
1da177e4
LT		 929}
930
931static struct bttv_sub_driver driver = {
932 .drv = {
933 .name = "dvb-bt8xx",
1da177e4 934 },
348290a4
RK		 935 .probe = dvb_bt8xx_probe,
936 .remove = dvb_bt8xx_remove,
937 /* FIXME:
938 * .shutdown = dvb_bt8xx_shutdown,
939 * .suspend = dvb_bt8xx_suspend,
940 * .resume = dvb_bt8xx_resume,
941 */
1da177e4
LT		 942};
943
944static int __init dvb_bt8xx_init(void)
945{
946 return bttv_sub_register(&driver, "dvb");
947}
948
949static void __exit dvb_bt8xx_exit(void)
950{
951 bttv_sub_unregister(&driver);
952}
953
954module_init(dvb_bt8xx_init);
955module_exit(dvb_bt8xx_exit);
956
957MODULE_DESCRIPTION("Bt8xx based DVB adapter driver");
958MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>");
959MODULE_LICENSE("GPL");
Linux 6.x block layer and io_uring tree(s)