Merge with /pub/scm/linux/kernel/git/sfrench/cifs-2.6.git/
[linux-2.6] / drivers / media / video / cx88 / cx88-dvb.c
1 /*
2  *
3  * device driver for Conexant 2388x based TV cards
4  * MPEG Transport Stream (DVB) routines
5  *
6  * (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au>
7  * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
8  *
9  *  This program is free software; you can redistribute it and/or modify
10  *  it under the terms of the GNU General Public License as published by
11  *  the Free Software Foundation; either version 2 of the License, or
12  *  (at your option) any later version.
13  *
14  *  This program is distributed in the hope that it will be useful,
15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *  GNU General Public License for more details.
18  *
19  *  You should have received a copy of the GNU General Public License
20  *  along with this program; if not, write to the Free Software
21  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22  */
23
24 #include <linux/module.h>
25 #include <linux/init.h>
26 #include <linux/device.h>
27 #include <linux/fs.h>
28 #include <linux/kthread.h>
29 #include <linux/file.h>
30 #include <linux/suspend.h>
31
32
33 #include "cx88.h"
34 #include "dvb-pll.h"
35
36 #ifdef HAVE_MT352
37 # include "mt352.h"
38 # include "mt352_priv.h"
39 #endif
40 #ifdef HAVE_CX22702
41 # include "cx22702.h"
42 #endif
43 #ifdef HAVE_OR51132
44 # include "or51132.h"
45 #endif
46 #ifdef HAVE_LGDT330X
47 # include "lgdt330x.h"
48 #endif
49
50 MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
51 MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
52 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
53 MODULE_LICENSE("GPL");
54
55 static unsigned int debug = 0;
56 module_param(debug, int, 0644);
57 MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
58
59 #define dprintk(level,fmt, arg...)      if (debug >= level) \
60         printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)
61
62 /* ------------------------------------------------------------------ */
63
64 static int dvb_buf_setup(struct videobuf_queue *q,
65                          unsigned int *count, unsigned int *size)
66 {
67         struct cx8802_dev *dev = q->priv_data;
68
69         dev->ts_packet_size  = 188 * 4;
70         dev->ts_packet_count = 32;
71
72         *size  = dev->ts_packet_size * dev->ts_packet_count;
73         *count = 32;
74         return 0;
75 }
76
77 static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
78                            enum v4l2_field field)
79 {
80         struct cx8802_dev *dev = q->priv_data;
81         return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb);
82 }
83
84 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
85 {
86         struct cx8802_dev *dev = q->priv_data;
87         cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
88 }
89
90 static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
91 {
92         struct cx8802_dev *dev = q->priv_data;
93         cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
94 }
95
96 static struct videobuf_queue_ops dvb_qops = {
97         .buf_setup    = dvb_buf_setup,
98         .buf_prepare  = dvb_buf_prepare,
99         .buf_queue    = dvb_buf_queue,
100         .buf_release  = dvb_buf_release,
101 };
102
103 /* ------------------------------------------------------------------ */
104
105 #ifdef HAVE_MT352
106 static int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
107 {
108         static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x39 };
109         static u8 reset []         = { RESET,      0x80 };
110         static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
111         static u8 agc_cfg []       = { AGC_TARGET, 0x24, 0x20 };
112         static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
113         static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
114
115         mt352_write(fe, clock_config,   sizeof(clock_config));
116         udelay(200);
117         mt352_write(fe, reset,          sizeof(reset));
118         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
119
120         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
121         mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
122         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
123         return 0;
124 }
125
126 static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
127 {
128         static u8 clock_config []  = { 0x89, 0x38, 0x39 };
129         static u8 reset []         = { 0x50, 0x80 };
130         static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
131         static u8 agc_cfg []       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
132                                        0x00, 0xFF, 0x00, 0x40, 0x40 };
133         static u8 dntv_extra[]     = { 0xB5, 0x7A };
134         static u8 capt_range_cfg[] = { 0x75, 0x32 };
135
136         mt352_write(fe, clock_config,   sizeof(clock_config));
137         udelay(2000);
138         mt352_write(fe, reset,          sizeof(reset));
139         mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
140
141         mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
142         udelay(2000);
143         mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
144         mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
145
146         return 0;
147 }
148
149 static int mt352_pll_set(struct dvb_frontend* fe,
150                          struct dvb_frontend_parameters* params,
151                          u8* pllbuf)
152 {
153         struct cx8802_dev *dev= fe->dvb->priv;
154
155         pllbuf[0] = dev->core->pll_addr << 1;
156         dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
157                           params->frequency,
158                           params->u.ofdm.bandwidth);
159         return 0;
160 }
161
162 static struct mt352_config dvico_fusionhdtv = {
163         .demod_address = 0x0F,
164         .demod_init    = dvico_fusionhdtv_demod_init,
165         .pll_set       = mt352_pll_set,
166 };
167
168 static struct mt352_config dntv_live_dvbt_config = {
169         .demod_address = 0x0f,
170         .demod_init    = dntv_live_dvbt_demod_init,
171         .pll_set       = mt352_pll_set,
172 };
173 #endif
174
175 #ifdef HAVE_CX22702
176 static struct cx22702_config connexant_refboard_config = {
177         .demod_address = 0x43,
178         .output_mode   = CX22702_SERIAL_OUTPUT,
179         .pll_address   = 0x60,
180         .pll_desc      = &dvb_pll_thomson_dtt7579,
181 };
182
183 static struct cx22702_config hauppauge_novat_config = {
184         .demod_address = 0x43,
185         .output_mode   = CX22702_SERIAL_OUTPUT,
186         .pll_address   = 0x61,
187         .pll_desc      = &dvb_pll_thomson_dtt759x,
188 };
189 #endif
190
191 #ifdef HAVE_OR51132
192 static int or51132_set_ts_param(struct dvb_frontend* fe,
193                                 int is_punctured)
194 {
195         struct cx8802_dev *dev= fe->dvb->priv;
196         dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
197         return 0;
198 }
199
200 static struct or51132_config pchdtv_hd3000 = {
201         .demod_address    = 0x15,
202         .pll_address      = 0x61,
203         .pll_desc         = &dvb_pll_thomson_dtt7610,
204         .set_ts_params    = or51132_set_ts_param,
205 };
206 #endif
207
208 #ifdef HAVE_LGDT330X
209 static int lgdt330x_pll_set(struct dvb_frontend* fe,
210                             struct dvb_frontend_parameters* params)
211 {
212         /* FIXME make this routine use the tuner-simple code.
213          * It could probably be shared with a number of ATSC
214          * frontends. Many share the same tuner with analog TV. */
215
216         struct cx8802_dev *dev= fe->dvb->priv;
217         struct cx88_core *core = dev->core;
218         u8 buf[4];
219         struct i2c_msg msg =
220                 { .addr = dev->core->pll_addr, .flags = 0, .buf = buf, .len = 4 };
221         int err;
222
223         /* Put the analog decoder in standby to keep it quiet */
224         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
225
226         dvb_pll_configure(core->pll_desc, buf, params->frequency, 0);
227         dprintk(1, "%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n",
228                         __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]);
229         if ((err = i2c_transfer(&core->i2c_adap, &msg, 1)) != 1) {
230                 printk(KERN_WARNING "cx88-dvb: %s error "
231                            "(addr %02x <- %02x, err = %i)\n",
232                            __FUNCTION__, buf[0], buf[1], err);
233                 if (err < 0)
234                         return err;
235                 else
236                         return -EREMOTEIO;
237         }
238         if (core->tuner_type == TUNER_LG_TDVS_H062F) {
239                 /* Set the Auxiliary Byte. */
240                 buf[2] &= ~0x20;
241                 buf[2] |= 0x18;
242                 buf[3] = 0x50;
243                 i2c_transfer(&core->i2c_adap, &msg, 1);
244         }
245         return 0;
246 }
247
248 static int lgdt330x_pll_rf_set(struct dvb_frontend* fe, int index)
249 {
250         struct cx8802_dev *dev= fe->dvb->priv;
251         struct cx88_core *core = dev->core;
252
253         dprintk(1, "%s: index = %d\n", __FUNCTION__, index);
254         if (index == 0)
255                 cx_clear(MO_GP0_IO, 8);
256         else
257                 cx_set(MO_GP0_IO, 8);
258         return 0;
259 }
260
261 static int lgdt330x_set_ts_param(struct dvb_frontend* fe, int is_punctured)
262 {
263         struct cx8802_dev *dev= fe->dvb->priv;
264         if (is_punctured)
265                 dev->ts_gen_cntrl |= 0x04;
266         else
267                 dev->ts_gen_cntrl &= ~0x04;
268         return 0;
269 }
270
271 static struct lgdt330x_config fusionhdtv_3_gold = {
272         .demod_address    = 0x0e,
273         .demod_chip       = LGDT3302,
274         .serial_mpeg      = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
275         .pll_set          = lgdt330x_pll_set,
276         .set_ts_params    = lgdt330x_set_ts_param,
277 };
278
279 static struct lgdt330x_config fusionhdtv_5_gold = {
280         .demod_address    = 0x0e,
281         .demod_chip       = LGDT3303,
282         .serial_mpeg      = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
283         .pll_set          = lgdt330x_pll_set,
284         .set_ts_params    = lgdt330x_set_ts_param,
285 };
286 #endif
287
288 static int dvb_register(struct cx8802_dev *dev)
289 {
290         /* init struct videobuf_dvb */
291         dev->dvb.name = dev->core->name;
292         dev->ts_gen_cntrl = 0x0c;
293
294         /* init frontend */
295         switch (dev->core->board) {
296 #ifdef HAVE_CX22702
297         case CX88_BOARD_HAUPPAUGE_DVB_T1:
298                 dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
299                                                    &dev->core->i2c_adap);
300                 break;
301         case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
302         case CX88_BOARD_CONEXANT_DVB_T1:
303                 dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
304                                                    &dev->core->i2c_adap);
305                 break;
306 #endif
307 #ifdef HAVE_MT352
308         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
309                 dev->core->pll_addr = 0x61;
310                 dev->core->pll_desc = &dvb_pll_lg_z201;
311                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
312                                                  &dev->core->i2c_adap);
313                 break;
314         case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
315                 dev->core->pll_addr = 0x60;
316                 dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
317                 dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
318                                                  &dev->core->i2c_adap);
319                 break;
320         case CX88_BOARD_KWORLD_DVB_T:
321         case CX88_BOARD_DNTV_LIVE_DVB_T:
322         case CX88_BOARD_ADSTECH_DVB_T_PCI:
323                 dev->core->pll_addr = 0x61;
324                 dev->core->pll_desc = &dvb_pll_unknown_1;
325                 dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
326                                                  &dev->core->i2c_adap);
327                 break;
328 #endif
329 #ifdef HAVE_OR51132
330         case CX88_BOARD_PCHDTV_HD3000:
331                 dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
332                                                  &dev->core->i2c_adap);
333                 break;
334 #endif
335 #ifdef HAVE_LGDT330X
336         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
337                 dev->ts_gen_cntrl = 0x08;
338                 {
339                 /* Do a hardware reset of chip before using it. */
340                 struct cx88_core *core = dev->core;
341
342                 cx_clear(MO_GP0_IO, 1);
343                 mdelay(100);
344                 cx_set(MO_GP0_IO, 1);
345                 mdelay(200);
346
347                 /* Select RF connector callback */
348                 fusionhdtv_3_gold.pll_rf_set = lgdt330x_pll_rf_set;
349                 dev->core->pll_addr = 0x61;
350                 dev->core->pll_desc = &dvb_pll_microtune_4042;
351                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
352                                                     &dev->core->i2c_adap);
353                 }
354                 break;
355         case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
356                 dev->ts_gen_cntrl = 0x08;
357                 {
358                 /* Do a hardware reset of chip before using it. */
359                 struct cx88_core *core = dev->core;
360
361                 cx_clear(MO_GP0_IO, 1);
362                 mdelay(100);
363                 cx_set(MO_GP0_IO, 9);
364                 mdelay(200);
365                 dev->core->pll_addr = 0x61;
366                 dev->core->pll_desc = &dvb_pll_thomson_dtt7611;
367                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_3_gold,
368                                                     &dev->core->i2c_adap);
369                 }
370                 break;
371         case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
372                 dev->ts_gen_cntrl = 0x08;
373                 {
374                 /* Do a hardware reset of chip before using it. */
375                 struct cx88_core *core = dev->core;
376
377                 cx_clear(MO_GP0_IO, 1);
378                 mdelay(100);
379                 cx_set(MO_GP0_IO, 1);
380                 mdelay(200);
381                 dev->core->pll_addr = 0x61;
382                 dev->core->pll_desc = &dvb_pll_tdvs_tua6034;
383                 dev->dvb.frontend = lgdt330x_attach(&fusionhdtv_5_gold,
384                                                     &dev->core->i2c_adap);
385                 }
386                 break;
387 #endif
388         default:
389                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
390                        dev->core->name);
391                 break;
392         }
393         if (NULL == dev->dvb.frontend) {
394                 printk("%s: frontend initialization failed\n",dev->core->name);
395                 return -1;
396         }
397
398         if (dev->core->pll_desc) {
399                 dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
400                 dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
401         }
402
403         /* Put the analog decoder in standby to keep it quiet */
404         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
405
406         /* register everything */
407         return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
408 }
409
410 /* ----------------------------------------------------------- */
411
412 static int __devinit dvb_probe(struct pci_dev *pci_dev,
413                                const struct pci_device_id *pci_id)
414 {
415         struct cx8802_dev *dev;
416         struct cx88_core  *core;
417         int err;
418
419         /* general setup */
420         core = cx88_core_get(pci_dev);
421         if (NULL == core)
422                 return -EINVAL;
423
424         err = -ENODEV;
425         if (!cx88_boards[core->board].dvb)
426                 goto fail_core;
427
428         err = -ENOMEM;
429         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
430         if (NULL == dev)
431                 goto fail_core;
432         memset(dev,0,sizeof(*dev));
433         dev->pci = pci_dev;
434         dev->core = core;
435
436         err = cx8802_init_common(dev);
437         if (0 != err)
438                 goto fail_free;
439
440         /* dvb stuff */
441         printk("%s/2: cx2388x based dvb card\n", core->name);
442         videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
443                             dev->pci, &dev->slock,
444                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
445                             V4L2_FIELD_TOP,
446                             sizeof(struct cx88_buffer),
447                             dev);
448         err = dvb_register(dev);
449         if (0 != err)
450                 goto fail_fini;
451         return 0;
452
453  fail_fini:
454         cx8802_fini_common(dev);
455  fail_free:
456         kfree(dev);
457  fail_core:
458         cx88_core_put(core,pci_dev);
459         return err;
460 }
461
462 static void __devexit dvb_remove(struct pci_dev *pci_dev)
463 {
464         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
465
466         /* dvb */
467         videobuf_dvb_unregister(&dev->dvb);
468
469         /* common */
470         cx8802_fini_common(dev);
471         cx88_core_put(dev->core,dev->pci);
472         kfree(dev);
473 }
474
475 static struct pci_device_id cx8802_pci_tbl[] = {
476         {
477                 .vendor       = 0x14f1,
478                 .device       = 0x8802,
479                 .subvendor    = PCI_ANY_ID,
480                 .subdevice    = PCI_ANY_ID,
481         },{
482                 /* --- end of list --- */
483         }
484 };
485 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
486
487 static struct pci_driver dvb_pci_driver = {
488         .name     = "cx88-dvb",
489         .id_table = cx8802_pci_tbl,
490         .probe    = dvb_probe,
491         .remove   = __devexit_p(dvb_remove),
492         .suspend  = cx8802_suspend_common,
493         .resume   = cx8802_resume_common,
494 };
495
496 static int dvb_init(void)
497 {
498         printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
499                (CX88_VERSION_CODE >> 16) & 0xff,
500                (CX88_VERSION_CODE >>  8) & 0xff,
501                CX88_VERSION_CODE & 0xff);
502 #ifdef SNAPSHOT
503         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
504                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
505 #endif
506         return pci_register_driver(&dvb_pci_driver);
507 }
508
509 static void dvb_fini(void)
510 {
511         pci_unregister_driver(&dvb_pci_driver);
512 }
513
514 module_init(dvb_init);
515 module_exit(dvb_fini);
516
517 /*
518  * Local variables:
519  * c-basic-offset: 8
520  * compile-command: "make DVB=1"
521  * End:
522  */