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22#include "cx231xx.h"
23#include <linux/kernel.h>
24#include <linux/slab.h>
25
26#include <media/v4l2-common.h>
27#include <media/videobuf-vmalloc.h>
28#include <media/tuner.h>
29
30#include "xc5000.h"
31#include "s5h1432.h"
32#include "tda18271.h"
33#include "s5h1411.h"
34#include "lgdt3305.h"
35#include "si2165.h"
36#include "mb86a20s.h"
37#include "si2157.h"
38#include "lgdt3306a.h"
39
40MODULE_DESCRIPTION("driver for cx231xx based DVB cards");
41MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
42MODULE_LICENSE("GPL");
43
44static unsigned int debug;
45module_param(debug, int, 0644);
46MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
47
48DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
49
50#define CX231XX_DVB_NUM_BUFS 5
51#define CX231XX_DVB_MAX_PACKETSIZE 564
52#define CX231XX_DVB_MAX_PACKETS 64
53
54struct cx231xx_dvb {
55 struct dvb_frontend *frontend;
56
57
58 struct mutex lock;
59 int nfeeds;
60
61
62 struct dvb_adapter adapter;
63 struct dvb_demux demux;
64 struct dmxdev dmxdev;
65 struct dmx_frontend fe_hw;
66 struct dmx_frontend fe_mem;
67 struct dvb_net net;
68 struct i2c_client *i2c_client_demod;
69 struct i2c_client *i2c_client_tuner;
70};
71
72static struct s5h1432_config dvico_s5h1432_config = {
73 .output_mode = S5H1432_SERIAL_OUTPUT,
74 .gpio = S5H1432_GPIO_ON,
75 .qam_if = S5H1432_IF_4000,
76 .vsb_if = S5H1432_IF_4000,
77 .inversion = S5H1432_INVERSION_OFF,
78 .status_mode = S5H1432_DEMODLOCKING,
79 .mpeg_timing = S5H1432_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
80};
81
82static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = {
83 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
84 .if_lvl = 1, .rfagc_top = 0x37, },
85 .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
86 .if_lvl = 1, .rfagc_top = 0x37, },
87 .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6,
88 .if_lvl = 1, .rfagc_top = 0x37, },
89};
90
91static struct tda18271_std_map mb86a20s_tda18271_config = {
92 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
93 .if_lvl = 0, .rfagc_top = 0x37, },
94};
95
96static struct tda18271_config cnxt_rde253s_tunerconfig = {
97 .std_map = &cnxt_rde253s_tda18271_std_map,
98 .gate = TDA18271_GATE_ANALOG,
99};
100
101static struct s5h1411_config tda18271_s5h1411_config = {
102 .output_mode = S5H1411_SERIAL_OUTPUT,
103 .gpio = S5H1411_GPIO_OFF,
104 .vsb_if = S5H1411_IF_3250,
105 .qam_if = S5H1411_IF_4000,
106 .inversion = S5H1411_INVERSION_ON,
107 .status_mode = S5H1411_DEMODLOCKING,
108 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
109};
110static struct s5h1411_config xc5000_s5h1411_config = {
111 .output_mode = S5H1411_SERIAL_OUTPUT,
112 .gpio = S5H1411_GPIO_OFF,
113 .vsb_if = S5H1411_IF_3250,
114 .qam_if = S5H1411_IF_3250,
115 .inversion = S5H1411_INVERSION_OFF,
116 .status_mode = S5H1411_DEMODLOCKING,
117 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
118};
119
120static struct lgdt3305_config hcw_lgdt3305_config = {
121 .i2c_addr = 0x0e,
122 .mpeg_mode = LGDT3305_MPEG_SERIAL,
123 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
124 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
125 .deny_i2c_rptr = 1,
126 .spectral_inversion = 1,
127 .qam_if_khz = 4000,
128 .vsb_if_khz = 3250,
129};
130
131static struct tda18271_std_map hauppauge_tda18271_std_map = {
132 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4,
133 .if_lvl = 1, .rfagc_top = 0x58, },
134 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
135 .if_lvl = 1, .rfagc_top = 0x58, },
136};
137
138static struct tda18271_config hcw_tda18271_config = {
139 .std_map = &hauppauge_tda18271_std_map,
140 .gate = TDA18271_GATE_DIGITAL,
141};
142
143static const struct mb86a20s_config pv_mb86a20s_config = {
144 .demod_address = 0x10,
145 .is_serial = true,
146};
147
148static struct tda18271_config pv_tda18271_config = {
149 .std_map = &mb86a20s_tda18271_config,
150 .gate = TDA18271_GATE_DIGITAL,
151 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
152};
153
154static struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = {
155 .i2c_addr = 0x59,
156 .qam_if_khz = 4000,
157 .vsb_if_khz = 3250,
158 .deny_i2c_rptr = 1,
159 .spectral_inversion = 1,
160 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
161 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
162 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
163 .xtalMHz = 25,
164};
165
166static inline void print_err_status(struct cx231xx *dev, int packet, int status)
167{
168 char *errmsg = "Unknown";
169
170 switch (status) {
171 case -ENOENT:
172 errmsg = "unlinked synchronuously";
173 break;
174 case -ECONNRESET:
175 errmsg = "unlinked asynchronuously";
176 break;
177 case -ENOSR:
178 errmsg = "Buffer error (overrun)";
179 break;
180 case -EPIPE:
181 errmsg = "Stalled (device not responding)";
182 break;
183 case -EOVERFLOW:
184 errmsg = "Babble (bad cable?)";
185 break;
186 case -EPROTO:
187 errmsg = "Bit-stuff error (bad cable?)";
188 break;
189 case -EILSEQ:
190 errmsg = "CRC/Timeout (could be anything)";
191 break;
192 case -ETIME:
193 errmsg = "Device does not respond";
194 break;
195 }
196 if (packet < 0) {
197 dev_dbg(dev->dev,
198 "URB status %d [%s].\n", status, errmsg);
199 } else {
200 dev_dbg(dev->dev,
201 "URB packet %d, status %d [%s].\n",
202 packet, status, errmsg);
203 }
204}
205
206static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb)
207{
208 int i;
209
210 if (!dev)
211 return 0;
212
213 if (dev->state & DEV_DISCONNECTED)
214 return 0;
215
216 if (urb->status < 0) {
217 print_err_status(dev, -1, urb->status);
218 if (urb->status == -ENOENT)
219 return 0;
220 }
221
222 for (i = 0; i < urb->number_of_packets; i++) {
223 int status = urb->iso_frame_desc[i].status;
224
225 if (status < 0) {
226 print_err_status(dev, i, status);
227 if (urb->iso_frame_desc[i].status != -EPROTO)
228 continue;
229 }
230
231 dvb_dmx_swfilter(&dev->dvb->demux,
232 urb->transfer_buffer +
233 urb->iso_frame_desc[i].offset,
234 urb->iso_frame_desc[i].actual_length);
235 }
236
237 return 0;
238}
239
240static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb)
241{
242 if (!dev)
243 return 0;
244
245 if (dev->state & DEV_DISCONNECTED)
246 return 0;
247
248 if (urb->status < 0) {
249 print_err_status(dev, -1, urb->status);
250 if (urb->status == -ENOENT)
251 return 0;
252 }
253
254
255 dvb_dmx_swfilter(&dev->dvb->demux,
256 urb->transfer_buffer, urb->actual_length);
257
258 return 0;
259}
260
261static int start_streaming(struct cx231xx_dvb *dvb)
262{
263 int rc;
264 struct cx231xx *dev = dvb->adapter.priv;
265
266 if (dev->USE_ISO) {
267 dev_dbg(dev->dev, "DVB transfer mode is ISO.\n");
268 cx231xx_set_alt_setting(dev, INDEX_TS1, 4);
269 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
270 if (rc < 0)
271 return rc;
272 dev->mode_tv = 1;
273 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS,
274 CX231XX_DVB_NUM_BUFS,
275 dev->ts1_mode.max_pkt_size,
276 dvb_isoc_copy);
277 } else {
278 dev_dbg(dev->dev, "DVB transfer mode is BULK.\n");
279 cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
280 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
281 if (rc < 0)
282 return rc;
283 dev->mode_tv = 1;
284 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS,
285 CX231XX_DVB_NUM_BUFS,
286 dev->ts1_mode.max_pkt_size,
287 dvb_bulk_copy);
288 }
289
290}
291
292static int stop_streaming(struct cx231xx_dvb *dvb)
293{
294 struct cx231xx *dev = dvb->adapter.priv;
295
296 if (dev->USE_ISO)
297 cx231xx_uninit_isoc(dev);
298 else
299 cx231xx_uninit_bulk(dev);
300
301 cx231xx_set_mode(dev, CX231XX_SUSPEND);
302
303 return 0;
304}
305
306static int start_feed(struct dvb_demux_feed *feed)
307{
308 struct dvb_demux *demux = feed->demux;
309 struct cx231xx_dvb *dvb = demux->priv;
310 int rc, ret;
311
312 if (!demux->dmx.frontend)
313 return -EINVAL;
314
315 mutex_lock(&dvb->lock);
316 dvb->nfeeds++;
317 rc = dvb->nfeeds;
318
319 if (dvb->nfeeds == 1) {
320 ret = start_streaming(dvb);
321 if (ret < 0)
322 rc = ret;
323 }
324
325 mutex_unlock(&dvb->lock);
326 return rc;
327}
328
329static int stop_feed(struct dvb_demux_feed *feed)
330{
331 struct dvb_demux *demux = feed->demux;
332 struct cx231xx_dvb *dvb = demux->priv;
333 int err = 0;
334
335 mutex_lock(&dvb->lock);
336 dvb->nfeeds--;
337
338 if (0 == dvb->nfeeds)
339 err = stop_streaming(dvb);
340
341 mutex_unlock(&dvb->lock);
342 return err;
343}
344
345
346static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
347{
348 struct cx231xx *dev = fe->dvb->priv;
349
350 if (acquire)
351 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
352 else
353 return cx231xx_set_mode(dev, CX231XX_SUSPEND);
354}
355
356
357
358static struct xc5000_config cnxt_rde250_tunerconfig = {
359 .i2c_address = 0x61,
360 .if_khz = 4000,
361};
362static struct xc5000_config cnxt_rdu250_tunerconfig = {
363 .i2c_address = 0x61,
364 .if_khz = 3250,
365};
366
367
368#if 0
369static int attach_xc5000(u8 addr, struct cx231xx *dev)
370{
371
372 struct dvb_frontend *fe;
373 struct xc5000_config cfg;
374
375 memset(&cfg, 0, sizeof(cfg));
376 cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
377 cfg.i2c_addr = addr;
378
379 if (!dev->dvb->frontend) {
380 dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n",
381 dev->name);
382 return -EINVAL;
383 }
384
385 fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg);
386 if (!fe) {
387 dev_err(dev->dev, "%s/2: xc5000 attach failed\n", dev->name);
388 dvb_frontend_detach(dev->dvb->frontend);
389 dev->dvb->frontend = NULL;
390 return -EINVAL;
391 }
392
393 dev_info(dev->dev, "%s/2: xc5000 attached\n", dev->name);
394
395 return 0;
396}
397#endif
398
399int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
400{
401 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
402
403 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
404
405 if (dops->set_analog_params != NULL) {
406 struct analog_parameters params;
407
408 params.frequency = freq;
409 params.std = dev->norm;
410 params.mode = 0;
411
412
413
414 dops->set_analog_params(dev->dvb->frontend, ¶ms);
415 }
416
417 }
418
419 return 0;
420}
421
422int cx231xx_reset_analog_tuner(struct cx231xx *dev)
423{
424 int status = 0;
425
426 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
427
428 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
429
430 if (dops->init != NULL && !dev->xc_fw_load_done) {
431
432 dev_dbg(dev->dev,
433 "Reloading firmware for XC5000\n");
434 status = dops->init(dev->dvb->frontend);
435 if (status == 0) {
436 dev->xc_fw_load_done = 1;
437 dev_dbg(dev->dev,
438 "XC5000 firmware download completed\n");
439 } else {
440 dev->xc_fw_load_done = 0;
441 dev_dbg(dev->dev,
442 "XC5000 firmware download failed !!!\n");
443 }
444 }
445
446 }
447
448 return status;
449}
450
451
452
453static int register_dvb(struct cx231xx_dvb *dvb,
454 struct module *module,
455 struct cx231xx *dev, struct device *device)
456{
457 int result;
458
459 mutex_init(&dvb->lock);
460
461
462
463 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
464 adapter_nr);
465 if (result < 0) {
466 dev_warn(dev->dev,
467 "%s: dvb_register_adapter failed (errno = %d)\n",
468 dev->name, result);
469 goto fail_adapter;
470 }
471 dvb_register_media_controller(&dvb->adapter, dev->media_dev);
472
473
474 dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
475
476 dvb->adapter.priv = dev;
477
478
479 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
480 if (result < 0) {
481 dev_warn(dev->dev,
482 "%s: dvb_register_frontend failed (errno = %d)\n",
483 dev->name, result);
484 goto fail_frontend;
485 }
486
487
488 dvb->demux.dmx.capabilities =
489 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
490 DMX_MEMORY_BASED_FILTERING;
491 dvb->demux.priv = dvb;
492 dvb->demux.filternum = 256;
493 dvb->demux.feednum = 256;
494 dvb->demux.start_feed = start_feed;
495 dvb->demux.stop_feed = stop_feed;
496
497 result = dvb_dmx_init(&dvb->demux);
498 if (result < 0) {
499 dev_warn(dev->dev,
500 "%s: dvb_dmx_init failed (errno = %d)\n",
501 dev->name, result);
502 goto fail_dmx;
503 }
504
505 dvb->dmxdev.filternum = 256;
506 dvb->dmxdev.demux = &dvb->demux.dmx;
507 dvb->dmxdev.capabilities = 0;
508 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
509 if (result < 0) {
510 dev_warn(dev->dev,
511 "%s: dvb_dmxdev_init failed (errno = %d)\n",
512 dev->name, result);
513 goto fail_dmxdev;
514 }
515
516 dvb->fe_hw.source = DMX_FRONTEND_0;
517 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
518 if (result < 0) {
519 dev_warn(dev->dev,
520 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
521 dev->name, result);
522 goto fail_fe_hw;
523 }
524
525 dvb->fe_mem.source = DMX_MEMORY_FE;
526 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
527 if (result < 0) {
528 dev_warn(dev->dev,
529 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
530 dev->name, result);
531 goto fail_fe_mem;
532 }
533
534 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
535 if (result < 0) {
536 dev_warn(dev->dev,
537 "%s: connect_frontend failed (errno = %d)\n",
538 dev->name, result);
539 goto fail_fe_conn;
540 }
541
542
543 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
544 result = dvb_create_media_graph(&dvb->adapter,
545 dev->tuner_type == TUNER_ABSENT);
546 if (result < 0)
547 goto fail_create_graph;
548
549 return 0;
550
551fail_create_graph:
552 dvb_net_release(&dvb->net);
553fail_fe_conn:
554 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
555fail_fe_mem:
556 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
557fail_fe_hw:
558 dvb_dmxdev_release(&dvb->dmxdev);
559fail_dmxdev:
560 dvb_dmx_release(&dvb->demux);
561fail_dmx:
562 dvb_unregister_frontend(dvb->frontend);
563fail_frontend:
564 dvb_frontend_detach(dvb->frontend);
565 dvb_unregister_adapter(&dvb->adapter);
566fail_adapter:
567 return result;
568}
569
570static void unregister_dvb(struct cx231xx_dvb *dvb)
571{
572 struct i2c_client *client;
573 dvb_net_release(&dvb->net);
574 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
575 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
576 dvb_dmxdev_release(&dvb->dmxdev);
577 dvb_dmx_release(&dvb->demux);
578
579 client = dvb->i2c_client_tuner;
580 if (client) {
581 module_put(client->dev.driver->owner);
582 i2c_unregister_device(client);
583 }
584
585 client = dvb->i2c_client_demod;
586 if (client) {
587 module_put(client->dev.driver->owner);
588 i2c_unregister_device(client);
589 }
590 dvb_unregister_frontend(dvb->frontend);
591 dvb_frontend_detach(dvb->frontend);
592 dvb_unregister_adapter(&dvb->adapter);
593}
594
595static int dvb_init(struct cx231xx *dev)
596{
597 int result = 0;
598 struct cx231xx_dvb *dvb;
599 struct i2c_adapter *tuner_i2c;
600 struct i2c_adapter *demod_i2c;
601
602 if (!dev->board.has_dvb) {
603
604 return 0;
605 }
606
607 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
608
609 if (dvb == NULL) {
610 dev_info(dev->dev,
611 "cx231xx_dvb: memory allocation failed\n");
612 return -ENOMEM;
613 }
614 dev->dvb = dvb;
615 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
616 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
617
618 tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
619 demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master);
620 mutex_lock(&dev->lock);
621 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
622 cx231xx_demod_reset(dev);
623
624 switch (dev->model) {
625 case CX231XX_BOARD_CNXT_CARRAERA:
626 case CX231XX_BOARD_CNXT_RDE_250:
627
628 dev->dvb->frontend = dvb_attach(s5h1432_attach,
629 &dvico_s5h1432_config,
630 demod_i2c);
631
632 if (dev->dvb->frontend == NULL) {
633 dev_err(dev->dev,
634 "Failed to attach s5h1432 front end\n");
635 result = -EINVAL;
636 goto out_free;
637 }
638
639
640 dvb->frontend->callback = cx231xx_tuner_callback;
641
642 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
643 tuner_i2c,
644 &cnxt_rde250_tunerconfig)) {
645 result = -EINVAL;
646 goto out_free;
647 }
648
649 break;
650 case CX231XX_BOARD_CNXT_SHELBY:
651 case CX231XX_BOARD_CNXT_RDU_250:
652
653 dev->dvb->frontend = dvb_attach(s5h1411_attach,
654 &xc5000_s5h1411_config,
655 demod_i2c);
656
657 if (dev->dvb->frontend == NULL) {
658 dev_err(dev->dev,
659 "Failed to attach s5h1411 front end\n");
660 result = -EINVAL;
661 goto out_free;
662 }
663
664
665 dvb->frontend->callback = cx231xx_tuner_callback;
666
667 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
668 tuner_i2c,
669 &cnxt_rdu250_tunerconfig)) {
670 result = -EINVAL;
671 goto out_free;
672 }
673 break;
674 case CX231XX_BOARD_CNXT_RDE_253S:
675
676 dev->dvb->frontend = dvb_attach(s5h1432_attach,
677 &dvico_s5h1432_config,
678 demod_i2c);
679
680 if (dev->dvb->frontend == NULL) {
681 dev_err(dev->dev,
682 "Failed to attach s5h1432 front end\n");
683 result = -EINVAL;
684 goto out_free;
685 }
686
687
688 dvb->frontend->callback = cx231xx_tuner_callback;
689
690 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
691 0x60, tuner_i2c,
692 &cnxt_rde253s_tunerconfig)) {
693 result = -EINVAL;
694 goto out_free;
695 }
696 break;
697 case CX231XX_BOARD_CNXT_RDU_253S:
698 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID:
699
700 dev->dvb->frontend = dvb_attach(s5h1411_attach,
701 &tda18271_s5h1411_config,
702 demod_i2c);
703
704 if (dev->dvb->frontend == NULL) {
705 dev_err(dev->dev,
706 "Failed to attach s5h1411 front end\n");
707 result = -EINVAL;
708 goto out_free;
709 }
710
711
712 dvb->frontend->callback = cx231xx_tuner_callback;
713
714 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
715 0x60, tuner_i2c,
716 &cnxt_rde253s_tunerconfig)) {
717 result = -EINVAL;
718 goto out_free;
719 }
720 break;
721 case CX231XX_BOARD_HAUPPAUGE_EXETER:
722
723 dev_info(dev->dev,
724 "%s: looking for tuner / demod on i2c bus: %d\n",
725 __func__, i2c_adapter_id(tuner_i2c));
726
727 dev->dvb->frontend = dvb_attach(lgdt3305_attach,
728 &hcw_lgdt3305_config,
729 demod_i2c);
730
731 if (dev->dvb->frontend == NULL) {
732 dev_err(dev->dev,
733 "Failed to attach LG3305 front end\n");
734 result = -EINVAL;
735 goto out_free;
736 }
737
738
739 dvb->frontend->callback = cx231xx_tuner_callback;
740
741 dvb_attach(tda18271_attach, dev->dvb->frontend,
742 0x60, tuner_i2c,
743 &hcw_tda18271_config);
744 break;
745
746 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
747 {
748 struct i2c_client *client;
749 struct i2c_board_info info;
750 struct si2165_platform_data si2165_pdata;
751
752
753 memset(&si2165_pdata, 0, sizeof(si2165_pdata));
754 si2165_pdata.fe = &dev->dvb->frontend;
755 si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL,
756 si2165_pdata.ref_freq_Hz = 16000000,
757
758 memset(&info, 0, sizeof(struct i2c_board_info));
759 strlcpy(info.type, "si2165", I2C_NAME_SIZE);
760 info.addr = 0x64;
761 info.platform_data = &si2165_pdata;
762 request_module(info.type);
763 client = i2c_new_device(demod_i2c, &info);
764 if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) {
765 dev_err(dev->dev,
766 "Failed to attach SI2165 front end\n");
767 result = -EINVAL;
768 goto out_free;
769 }
770
771 if (!try_module_get(client->dev.driver->owner)) {
772 i2c_unregister_device(client);
773 result = -ENODEV;
774 goto out_free;
775 }
776
777 dvb->i2c_client_demod = client;
778
779 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
780
781
782 dvb->frontend->callback = cx231xx_tuner_callback;
783
784 dvb_attach(tda18271_attach, dev->dvb->frontend,
785 0x60,
786 tuner_i2c,
787 &hcw_tda18271_config);
788
789 dev->cx231xx_reset_analog_tuner = NULL;
790 break;
791 }
792 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
793 {
794 struct i2c_client *client;
795 struct i2c_board_info info;
796 struct si2165_platform_data si2165_pdata;
797 struct si2157_config si2157_config;
798
799
800 memset(&si2165_pdata, 0, sizeof(si2165_pdata));
801 si2165_pdata.fe = &dev->dvb->frontend;
802 si2165_pdata.chip_mode = SI2165_MODE_PLL_EXT,
803 si2165_pdata.ref_freq_Hz = 24000000,
804
805 memset(&info, 0, sizeof(struct i2c_board_info));
806 strlcpy(info.type, "si2165", I2C_NAME_SIZE);
807 info.addr = 0x64;
808 info.platform_data = &si2165_pdata;
809 request_module(info.type);
810 client = i2c_new_device(demod_i2c, &info);
811 if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) {
812 dev_err(dev->dev,
813 "Failed to attach SI2165 front end\n");
814 result = -EINVAL;
815 goto out_free;
816 }
817
818 if (!try_module_get(client->dev.driver->owner)) {
819 i2c_unregister_device(client);
820 result = -ENODEV;
821 goto out_free;
822 }
823
824 dvb->i2c_client_demod = client;
825
826 memset(&info, 0, sizeof(struct i2c_board_info));
827
828 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
829
830
831 dvb->frontend->callback = cx231xx_tuner_callback;
832
833
834 memset(&si2157_config, 0, sizeof(si2157_config));
835 si2157_config.fe = dev->dvb->frontend;
836#ifdef CONFIG_MEDIA_CONTROLLER_DVB
837 si2157_config.mdev = dev->media_dev;
838#endif
839 si2157_config.if_port = 1;
840 si2157_config.inversion = true;
841 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
842 info.addr = 0x60;
843 info.platform_data = &si2157_config;
844 request_module("si2157");
845
846 client = i2c_new_device(
847 tuner_i2c,
848 &info);
849 if (client == NULL || client->dev.driver == NULL) {
850 dvb_frontend_detach(dev->dvb->frontend);
851 result = -ENODEV;
852 goto out_free;
853 }
854
855 if (!try_module_get(client->dev.driver->owner)) {
856 i2c_unregister_device(client);
857 dvb_frontend_detach(dev->dvb->frontend);
858 result = -ENODEV;
859 goto out_free;
860 }
861
862 dev->cx231xx_reset_analog_tuner = NULL;
863
864 dev->dvb->i2c_client_tuner = client;
865 break;
866 }
867 case CX231XX_BOARD_HAUPPAUGE_955Q:
868 {
869 struct i2c_client *client;
870 struct i2c_board_info info;
871 struct si2157_config si2157_config;
872
873 memset(&info, 0, sizeof(struct i2c_board_info));
874
875 dev->dvb->frontend = dvb_attach(lgdt3306a_attach,
876 &hauppauge_955q_lgdt3306a_config,
877 demod_i2c
878 );
879
880 if (dev->dvb->frontend == NULL) {
881 dev_err(dev->dev,
882 "Failed to attach LGDT3306A frontend.\n");
883 result = -EINVAL;
884 goto out_free;
885 }
886
887 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
888
889
890 dvb->frontend->callback = cx231xx_tuner_callback;
891
892
893 memset(&si2157_config, 0, sizeof(si2157_config));
894 si2157_config.fe = dev->dvb->frontend;
895#ifdef CONFIG_MEDIA_CONTROLLER_DVB
896 si2157_config.mdev = dev->media_dev;
897#endif
898 si2157_config.if_port = 1;
899 si2157_config.inversion = true;
900 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
901 info.addr = 0x60;
902 info.platform_data = &si2157_config;
903 request_module("si2157");
904
905 client = i2c_new_device(
906 tuner_i2c,
907 &info);
908 if (client == NULL || client->dev.driver == NULL) {
909 dvb_frontend_detach(dev->dvb->frontend);
910 result = -ENODEV;
911 goto out_free;
912 }
913
914 if (!try_module_get(client->dev.driver->owner)) {
915 i2c_unregister_device(client);
916 dvb_frontend_detach(dev->dvb->frontend);
917 result = -ENODEV;
918 goto out_free;
919 }
920
921 dev->cx231xx_reset_analog_tuner = NULL;
922
923 dev->dvb->i2c_client_tuner = client;
924 break;
925 }
926 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
927 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID:
928
929 dev_info(dev->dev,
930 "%s: looking for demod on i2c bus: %d\n",
931 __func__, i2c_adapter_id(tuner_i2c));
932
933 dev->dvb->frontend = dvb_attach(mb86a20s_attach,
934 &pv_mb86a20s_config,
935 demod_i2c);
936
937 if (dev->dvb->frontend == NULL) {
938 dev_err(dev->dev,
939 "Failed to attach mb86a20s demod\n");
940 result = -EINVAL;
941 goto out_free;
942 }
943
944
945 dvb->frontend->callback = cx231xx_tuner_callback;
946
947 dvb_attach(tda18271_attach, dev->dvb->frontend,
948 0x60, tuner_i2c,
949 &pv_tda18271_config);
950 break;
951
952 default:
953 dev_err(dev->dev,
954 "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
955 dev->name);
956 break;
957 }
958 if (NULL == dvb->frontend) {
959 dev_err(dev->dev,
960 "%s/2: frontend initialization failed\n", dev->name);
961 result = -EINVAL;
962 goto out_free;
963 }
964
965
966 result = register_dvb(dvb, THIS_MODULE, dev, dev->dev);
967
968 if (result < 0)
969 goto out_free;
970
971
972 dev_info(dev->dev, "Successfully loaded cx231xx-dvb\n");
973
974ret:
975 cx231xx_set_mode(dev, CX231XX_SUSPEND);
976 mutex_unlock(&dev->lock);
977 return result;
978
979out_free:
980 kfree(dvb);
981 dev->dvb = NULL;
982 goto ret;
983}
984
985static int dvb_fini(struct cx231xx *dev)
986{
987 if (!dev->board.has_dvb) {
988
989 return 0;
990 }
991
992 if (dev->dvb) {
993 unregister_dvb(dev->dvb);
994 dev->dvb = NULL;
995 }
996
997 return 0;
998}
999
1000static struct cx231xx_ops dvb_ops = {
1001 .id = CX231XX_DVB,
1002 .name = "Cx231xx dvb Extension",
1003 .init = dvb_init,
1004 .fini = dvb_fini,
1005};
1006
1007static int __init cx231xx_dvb_register(void)
1008{
1009 return cx231xx_register_extension(&dvb_ops);
1010}
1011
1012static void __exit cx231xx_dvb_unregister(void)
1013{
1014 cx231xx_unregister_extension(&dvb_ops);
1015}
1016
1017module_init(cx231xx_dvb_register);
1018module_exit(cx231xx_dvb_unregister);
1019