summaryrefslogtreecommitdiffstats
path: root/drivers/media/video/cx88/cx88-dvb.c
blob: 4334744652de0b22c23122fa311190ff217e02e1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
/*
 *
 * device driver for Conexant 2388x based TV cards
 * MPEG Transport Stream (DVB) routines
 *
 * (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au>
 * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/fs.h>
#include <linux/kthread.h>
#include <linux/file.h>
#include <linux/suspend.h>


#include "cx88.h"
#include "dvb-pll.h"

#ifdef HAVE_MT352
# include "mt352.h"
# include "mt352_priv.h"
#endif
#ifdef HAVE_CX22702
# include "cx22702.h"
#endif
#ifdef HAVE_OR51132
# include "or51132.h"
#endif
#ifdef HAVE_LGDT330X
# include "lgdt330x.h"
#endif

MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
MODULE_LICENSE("GPL");

static unsigned int debug = 0;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug,"enable debug messages [dvb]");

#define dprintk(level,fmt, arg...)	if (debug >= level) \
	printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)

/* ------------------------------------------------------------------ */

static int dvb_buf_setup(struct videobuf_queue *q,
			 unsigned int *count, unsigned int *size)
{
	struct cx8802_dev *dev = q->priv_data;

	dev->ts_packet_size  = 188 * 4;
	dev->ts_packet_count = 32;

	*size  = dev->ts_packet_size * dev->ts_packet_count;
	*count = 32;
	return 0;
}

static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
			   enum v4l2_field field)
{
	struct cx8802_dev *dev = q->priv_data;
	return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb);
}

static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
	struct cx8802_dev *dev = q->priv_data;
	cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
}

static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
	struct cx8802_dev *dev = q->priv_data;
	cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
}

static struct videobuf_queue_ops dvb_qops = {
	.buf_setup    = dvb_buf_setup,
	.buf_prepare  = dvb_buf_prepare,
	.buf_queue    = dvb_buf_queue,
	.buf_release  = dvb_buf_release,
};

/* ------------------------------------------------------------------ */

#ifdef HAVE_MT352
static int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
{
	static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x39 };
	static u8 reset []         = { RESET,      0x80 };
	static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
	static u8 agc_cfg []       = { AGC_TARGET, 0x24, 0x20 };
	static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
	static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };

	mt352_write(fe, clock_config,   sizeof(clock_config));
	udelay(200);
	mt352_write(fe, reset,          sizeof(reset));
	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));

	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
	mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
	return 0;
}

static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
{
	static u8 clock_config []  = { 0x89, 0x38, 0x39 };
	static u8 reset []         = { 0x50, 0x80 };
	static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
	static u8 agc_cfg []       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
	                               0x00, 0xFF, 0x00, 0x40, 0x40 };
	static u8 dntv_extra[]     = { 0xB5, 0x7A };
	static u8 capt_range_cfg[] = { 0x75, 0x32 };

	mt352_write(fe, clock_config,   sizeof(clock_config));
	udelay(2000);
	mt352_write(fe, reset,          sizeof(reset));
	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));

	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
	udelay(2000);
	mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));

	return 0;
}

static int mt352_pll_set(struct dvb_frontend* fe,
			 struct dvb_frontend_parameters* params,
			 u8* pllbuf)
{
	struct cx8802_dev *dev= fe->dvb->priv;

	pllbuf[0] = dev->core->pll_addr << 1;
	dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
			  params->frequency,
			  params->u.ofdm.bandwidth);
	return 0;
}

static struct mt352_config dvico_fusionhdtv = {
	.demod_address = 0x0F,
	.demod_init    = dvico_fusionhdtv_demod_init,
	.pll_set       = mt352_pll_set,
};

static struct mt352_config dntv_live_dvbt_config = {
	.demod_address = 0x0f,
	.demod_init    = dntv_live_dvbt_demod_init,
	.pll_set       = mt352_pll_set,
};
#endif

#ifdef HAVE_CX22702
static struct cx22702_config connexant_refboard_config = {
	.demod_address = 0x43,
	.output_mode   = CX22702_SERIAL_OUTPUT,
	.pll_address   = 0x60,
	.pll_desc      = &dvb_pll_thomson_dtt7579,
};

static struct cx22702_config hauppauge_novat_config = {
	.demod_address = 0x43,
	.output_mode   = CX22702_SERIAL_OUTPUT,
	.pll_address   = 0x61,
	.pll_desc      = &dvb_pll_thomson_dtt759x,
};
#endif

#ifdef HAVE_OR51132
static int or51132_set_ts_param(struct dvb_frontend* fe,
				int is_punctured)
{
	struct cx8802_dev *dev= fe->dvb->priv;
	dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
	return 0;
}

static struct or51132_config pchdtv_hd3000 = {
	.demod_address    = 0x15,
	.pll_address      = 0x61,
	.pll_desc         = &dvb_pll_thomson_dtt7610,
	.set_ts_params    = or51132_set_ts_param,
};
#endif

#ifdef HAVE_LGDT330X
static int lgdt330x_pll_set(struct dvb_frontend* fe,
			    struct dvb_frontend_parameters* params)
{
	/* FIXME make this routine use the tuner-simple code.
	 * It could probably be shared with a number of ATSC
	 * frontends. Many share the same tuner with analog TV. */

	struct cx8802_dev *dev= fe->dvb->priv;
	struct cx88_core *core = dev->core;
	u8 buf[4];
	struct i2c_msg msg =
		{ .addr = dev->core->pll_addr, .flags = 0, .buf = buf, .len = 4 };
	int err;

	/* Put the analog decoder in standby to keep it quiet */
	cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);

	dvb_pll_configure(core->pll_desc, buf, params->frequency, 0);
	dprintk(1, "%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
			__FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
	if ((err = i2c_transfer(&core->i2c_adap, &msg, 1)) != 1) {
		printk(KERN_WARNING "cx88-dvb: %s error "
			   "(addr %02x <- %02x, err = %i)\n",
			   __FUNCTION__, buf[0], buf[1], err);
		if (err < 0)
			return err;
		else
			return -EREMOTEIO;
	}
	if (core->tuner_type == TUNER_LG_TDVS_H062F) {
		/* Set the Auxiliary Byte. */
		buf[2] &= ~0x20;
		buf[2] |= 0x18;
		buf[3] = 0x50;
		i2c_transfer(&core->i2c_adap, &msg, 1);
	}
	return 0;
}

static int lgdt330x_pll_rf_set(struct dvb_frontend* fe, int index)
{
	struct cx8802_dev *dev= fe->dvb->priv;
	struct cx88_core *core = dev->core;

	dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
	if (index == 0)
		cx_clear(MO_GP0_IO, 8);
	else
		cx_set(MO_GP0_IO, 8);
	return 0;
}

static int lgdt330x_set_ts_param(struct dvb_frontend* fe, int is_punctured)
{
	struct cx8802_dev *dev= fe->dvb->priv;
	if (is_punctured)
		dev->ts_gen_cntrl |= 0x04;
	else
		dev->ts_gen_cntrl &= ~0x04;
	return 0;
}

static struct lgdt330x_config fusionhdtv_3_gold = {
	.demod_address    = 0x0e,
	.demod_chip       = LGDT3302,
	.serial_mpeg      = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
	.pll_set          = lgdt330x_pll_set,
	.set_ts_params    = lgdt330x_set_ts_param,
};

static struct lgdt330x_config fusionhdtv_5_gold = {
	.demod_address    = 0x0e,
	.demod_chip       = LGDT3303,
	.serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
	.pll_set          = lgdt330x_pll_set,
	.set_ts_params    = lgdt330x_set_ts_param,
};
#endif

static int dvb_register(struct cx8802_dev *dev)
{
	/* init struct videobuf_dvb */
	dev->dvb.name = dev->core->name;
	dev->ts_gen_cntrl = 0x0c;

	/* init frontend */
	switch (dev->core->board) {
#ifdef HAVE_CX22702
	case CX88_BOARD_HAUPPAUGE_DVB_T1:
		dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
						   &dev->core->i2c_adap);
		break;
	case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
	case CX88_BOARD_CONEXANT_DVB_T1:
		dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
						   &dev->core->i2c_adap);
		break;
#endif
#ifdef HAVE_MT352
	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
		dev->core->pll_addr = 0x61;
		dev->core->pll_desc = &dvb_pll_lg_z201;
		dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
						 &dev->core->i2c_adap);
		break;
	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
		dev->core->pll_addr = 0x60;
		dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
		dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
						 &dev->core->i2c_adap);
		break;
	case CX88_BOARD_KWORLD_DVB_T:
	case CX88_BOARD_DNTV_LIVE_DVB_T:
	case CX88_BOARD_ADSTECH_DVB_T_PCI:
		dev->core->pll_addr = 0x61;
		dev->core->pll_desc = &dvb_pll_unknown_1;
		dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
						 &dev->core->i2c_adap);
		break;
#endif
#ifdef HAVE_OR51132
	case CX88_BOARD_PCHDTV_HD3000:
		dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
						 &dev->core->i2c_adap);
		break;
#endif
#ifdef HAVE_LGDT330X
	case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
		dev->ts_gen_cntrl = 0x08;
		{
		/* Do a hardware reset of chip before using it. */
		struct cx88_core *core = dev->core;

		cx_clear(MO_GP0_IO, 1);
		mdelay(100);
		cx_set(MO_GP0_IO, 1);
		mdelay(200);

		/* Select RF connector callback */
		fusionhdtv_3_gold.pll_rf_set = lgdt330x_pll_rf_set;
		dev->core->pll_addr = 0x61;
		dev->core->pll_desc = &dvb_pll_microtune_4042;
		dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
						    &dev->core->i2c_adap);
		}
		break;
	case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
		dev->ts_gen_cntrl = 0x08;
		{
		/* Do a hardware reset of chip before using it. */
		struct cx88_core *core = dev->core;

		cx_clear(MO_GP0_IO, 1);
		mdelay(100);
		cx_set(MO_GP0_IO, 9);
		mdelay(200);
		dev->core->pll_addr = 0x61;
		dev->core->pll_desc = &dvb_pll_thomson_dtt7611;
		dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
						    &dev->core->i2c_adap);
		}
		break;
	case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
		dev->ts_gen_cntrl = 0x08;
		{
		/* Do a hardware reset of chip before using it. */
		struct cx88_core *core = dev->core;

		cx_clear(MO_GP0_IO, 1);
		mdelay(100);
		cx_set(MO_GP0_IO, 1);
		mdelay(200);
		dev->core->pll_addr = 0x61;
		dev->core->pll_desc = &dvb_pll_tdvs_tua6034;
		dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_5_gold,
						    &dev->core->i2c_adap);
		}
		break;
#endif
	default:
		printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
		       dev->core->name);
		break;
	}
	if (NULL == dev->dvb.frontend) {
		printk("%s: frontend initialization failed\n",dev->core->name);
		return -1;
	}

	if (dev->core->pll_desc) {
		dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
		dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
	}

	/* Put the analog decoder in standby to keep it quiet */
	cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);

	/* register everything */
	return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
}

/* ----------------------------------------------------------- */

static int __devinit dvb_probe(struct pci_dev *pci_dev,
			       const struct pci_device_id *pci_id)
{
	struct cx8802_dev *dev;
	struct cx88_core  *core;
	int err;

	/* general setup */
	core = cx88_core_get(pci_dev);
	if (NULL == core)
		return -EINVAL;

	err = -ENODEV;
	if (!cx88_boards[core->board].dvb)
		goto fail_core;

	err = -ENOMEM;
	dev = kmalloc(sizeof(*dev),GFP_KERNEL);
	if (NULL == dev)
		goto fail_core;
	memset(dev,0,sizeof(*dev));
	dev->pci = pci_dev;
	dev->core = core;

	err = cx8802_init_common(dev);
	if (0 != err)
		goto fail_free;

	/* dvb stuff */
	printk("%s/2: cx2388x based dvb card\n", core->name);
	videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
			    dev->pci, &dev->slock,
			    V4L2_BUF_TYPE_VIDEO_CAPTURE,
			    V4L2_FIELD_TOP,
			    sizeof(struct cx88_buffer),
			    dev);
	err = dvb_register(dev);
	if (0 != err)
		goto fail_fini;
	return 0;

 fail_fini:
	cx8802_fini_common(dev);
 fail_free:
	kfree(dev);
 fail_core:
	cx88_core_put(core,pci_dev);
	return err;
}

static void __devexit dvb_remove(struct pci_dev *pci_dev)
{
        struct cx8802_dev *dev = pci_get_drvdata(pci_dev);

	/* dvb */
	videobuf_dvb_unregister(&dev->dvb);

	/* common */
	cx8802_fini_common(dev);
	cx88_core_put(dev->core,dev->pci);
	kfree(dev);
}

static struct pci_device_id cx8802_pci_tbl[] = {
	{
		.vendor       = 0x14f1,
		.device       = 0x8802,
                .subvendor    = PCI_ANY_ID,
                .subdevice    = PCI_ANY_ID,
	},{
		/* --- end of list --- */
	}
};
MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);

static struct pci_driver dvb_pci_driver = {
        .name     = "cx88-dvb",
        .id_table = cx8802_pci_tbl,
        .probe    = dvb_probe,
        .remove   = __devexit_p(dvb_remove),
	.suspend  = cx8802_suspend_common,
	.resume   = cx8802_resume_common,
};

static int dvb_init(void)
{
	printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
	       (CX88_VERSION_CODE >> 16) & 0xff,
	       (CX88_VERSION_CODE >>  8) & 0xff,
	       CX88_VERSION_CODE & 0xff);
#ifdef SNAPSHOT
	printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
	       SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
#endif
	return pci_register_driver(&dvb_pci_driver);
}

static void dvb_fini(void)
{
	pci_unregister_driver(&dvb_pci_driver);
}

module_init(dvb_init);
module_exit(dvb_fini);

/*
 * Local variables:
 * c-basic-offset: 8
 * compile-command: "make DVB=1"
 * End:
 */