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Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6
[net-next-2.6.git] / drivers / media / video / cx231xx / cx231xx-dvb.c
CommitLineData
e0d3bafd
SD		 1/*
2 DVB device driver for cx231xx
3
4 Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
b9255176 5 Based on em28xx driver
e0d3bafd
SD		 6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include <linux/kernel.h>
5a0e3ad6 23#include <linux/slab.h>
e0d3bafd
SD		 24#include <linux/usb.h>
25
26#include "cx231xx.h"
27#include <media/v4l2-common.h>
28#include <media/videobuf-vmalloc.h>
29
30#include "xc5000.h"
31#include "dvb_dummy_fe.h"
64fbf444
PB		 32#include "s5h1432.h"
33#include "tda18271.h"
34#include "s5h1411.h"
1a50fdde 35#include "lgdt3305.h"
e0d3bafd 36
e0d3bafd
SD		 37MODULE_DESCRIPTION("driver for cx231xx based DVB cards");
38MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
39MODULE_LICENSE("GPL");
40
41static unsigned int debug;
42module_param(debug, int, 0644);
43MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
44
45DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
46
47#define dprintk(level, fmt, arg...) do { \
48if (debug >= level) \
49 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \
50} while (0)
51
52#define CX231XX_DVB_NUM_BUFS 5
53#define CX231XX_DVB_MAX_PACKETSIZE 564
54#define CX231XX_DVB_MAX_PACKETS 64
55
56struct cx231xx_dvb {
84b5dbf3 57 struct dvb_frontend *frontend;
e0d3bafd
SD		 58
59 /* feed count management */
84b5dbf3
MCC		 60 struct mutex lock;
61 int nfeeds;
e0d3bafd
SD		 62
63 /* general boilerplate stuff */
84b5dbf3
MCC		 64 struct dvb_adapter adapter;
65 struct dvb_demux demux;
66 struct dmxdev dmxdev;
67 struct dmx_frontend fe_hw;
68 struct dmx_frontend fe_mem;
69 struct dvb_net net;
e0d3bafd
SD		 70};
71
64fbf444
PB		 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_config cnxt_rde253s_tunerconfig = {
92 .std_map = &cnxt_rde253s_tda18271_std_map,
93 .gate = TDA18271_GATE_ANALOG,
94};
95
96static struct s5h1411_config tda18271_s5h1411_config = {
97 .output_mode = S5H1411_SERIAL_OUTPUT,
98 .gpio = S5H1411_GPIO_OFF,
99 .vsb_if = S5H1411_IF_3250,
100 .qam_if = S5H1411_IF_4000,
101 .inversion = S5H1411_INVERSION_ON,
102 .status_mode = S5H1411_DEMODLOCKING,
103 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
104};
105static struct s5h1411_config xc5000_s5h1411_config = {
106 .output_mode = S5H1411_SERIAL_OUTPUT,
107 .gpio = S5H1411_GPIO_OFF,
108 .vsb_if = S5H1411_IF_3250,
109 .qam_if = S5H1411_IF_3250,
110 .inversion = S5H1411_INVERSION_OFF,
111 .status_mode = S5H1411_DEMODLOCKING,
112 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
113};
1a50fdde
MK		 114
115static struct lgdt3305_config hcw_lgdt3305_config = {
116 .i2c_addr = 0x0e,
117 .mpeg_mode = LGDT3305_MPEG_SERIAL,
118 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
119 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
120 .deny_i2c_rptr = 1,
121 .spectral_inversion = 1,
122 .qam_if_khz = 4000,
123 .vsb_if_khz = 3250,
124};
125
126static struct tda18271_std_map hauppauge_tda18271_std_map = {
127 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4,
128 .if_lvl = 1, .rfagc_top = 0x58, },
129 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
130 .if_lvl = 1, .rfagc_top = 0x58, },
131};
132
133static struct tda18271_config hcw_tda18271_config = {
134 .std_map = &hauppauge_tda18271_std_map,
135 .gate = TDA18271_GATE_DIGITAL,
136};
137
84b5dbf3 138static inline void print_err_status(struct cx231xx *dev, int packet, int status)
e0d3bafd
SD		 139{
140 char *errmsg = "Unknown";
141
142 switch (status) {
143 case -ENOENT:
144 errmsg = "unlinked synchronuously";
145 break;
146 case -ECONNRESET:
147 errmsg = "unlinked asynchronuously";
148 break;
149 case -ENOSR:
150 errmsg = "Buffer error (overrun)";
151 break;
152 case -EPIPE:
153 errmsg = "Stalled (device not responding)";
154 break;
155 case -EOVERFLOW:
156 errmsg = "Babble (bad cable?)";
157 break;
158 case -EPROTO:
159 errmsg = "Bit-stuff error (bad cable?)";
160 break;
161 case -EILSEQ:
162 errmsg = "CRC/Timeout (could be anything)";
163 break;
164 case -ETIME:
165 errmsg = "Device does not respond";
166 break;
167 }
168 if (packet < 0) {
169 dprintk(1, "URB status %d [%s].\n", status, errmsg);
170 } else {
171 dprintk(1, "URB packet %d, status %d [%s].\n",
172 packet, status, errmsg);
173 }
174}
175
176static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb)
177{
178 int i;
179
180 if (!dev)
181 return 0;
182
183 if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
184 return 0;
185
186 if (urb->status < 0) {
187 print_err_status(dev, -1, urb->status);
188 if (urb->status == -ENOENT)
189 return 0;
190 }
191
192 for (i = 0; i < urb->number_of_packets; i++) {
193 int status = urb->iso_frame_desc[i].status;
194
195 if (status < 0) {
196 print_err_status(dev, i, status);
197 if (urb->iso_frame_desc[i].status != -EPROTO)
198 continue;
199 }
200
64fbf444
PB		 201 dvb_dmx_swfilter(&dev->dvb->demux,
202 urb->transfer_buffer +
203 urb->iso_frame_desc[i].offset,
204 urb->iso_frame_desc[i].actual_length);
e0d3bafd
SD		 205 }
206
207 return 0;
208}
209
64fbf444
PB		 210static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb)
211{
64fbf444
PB		 212 if (!dev)
213 return 0;
214
215 if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
216 return 0;
217
218 if (urb->status < 0) {
219 print_err_status(dev, -1, urb->status);
220 if (urb->status == -ENOENT)
221 return 0;
222 }
223
224 /* Feed the transport payload into the kernel demux */
225 dvb_dmx_swfilter(&dev->dvb->demux,
226 urb->transfer_buffer, urb->actual_length);
227
228 return 0;
229}
230
e0d3bafd
SD		 231static int start_streaming(struct cx231xx_dvb *dvb)
232{
233 int rc;
234 struct cx231xx *dev = dvb->adapter.priv;
235
64fbf444
PB		 236 if (dev->USE_ISO) {
237 cx231xx_info("DVB transfer mode is ISO.\n");
a6f6fb9c
MCC		 238 mutex_lock(&dev->i2c_lock);
239 cx231xx_enable_i2c_port_3(dev, false);
64fbf444 240 cx231xx_set_alt_setting(dev, INDEX_TS1, 4);
a6f6fb9c
MCC		 241 cx231xx_enable_i2c_port_3(dev, true);
242 mutex_unlock(&dev->i2c_lock);
64fbf444
PB		 243 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
244 if (rc < 0)
245 return rc;
246 dev->mode_tv = 1;
247 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS,
248 CX231XX_DVB_NUM_BUFS,
249 dev->ts1_mode.max_pkt_size,
250 dvb_isoc_copy);
251 } else {
252 cx231xx_info("DVB transfer mode is BULK.\n");
253 cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
254 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
255 if (rc < 0)
256 return rc;
257 dev->mode_tv = 1;
258 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS,
259 CX231XX_DVB_NUM_BUFS,
260 dev->ts1_mode.max_pkt_size,
261 dvb_bulk_copy);
262 }
e0d3bafd 263
e0d3bafd
SD		 264}
265
266static int stop_streaming(struct cx231xx_dvb *dvb)
267{
268 struct cx231xx *dev = dvb->adapter.priv;
269
64fbf444
PB		 270 if (dev->USE_ISO)
271 cx231xx_uninit_isoc(dev);
272 else
273 cx231xx_uninit_bulk(dev);
e0d3bafd
SD		 274
275 cx231xx_set_mode(dev, CX231XX_SUSPEND);
276
277 return 0;
278}
279
280static int start_feed(struct dvb_demux_feed *feed)
281{
84b5dbf3 282 struct dvb_demux *demux = feed->demux;
e0d3bafd
SD		 283 struct cx231xx_dvb *dvb = demux->priv;
284 int rc, ret;
285
286 if (!demux->dmx.frontend)
287 return -EINVAL;
288
289 mutex_lock(&dvb->lock);
290 dvb->nfeeds++;
291 rc = dvb->nfeeds;
292
293 if (dvb->nfeeds == 1) {
294 ret = start_streaming(dvb);
295 if (ret < 0)
296 rc = ret;
297 }
298
299 mutex_unlock(&dvb->lock);
300 return rc;
301}
302
303static int stop_feed(struct dvb_demux_feed *feed)
304{
84b5dbf3 305 struct dvb_demux *demux = feed->demux;
e0d3bafd
SD		 306 struct cx231xx_dvb *dvb = demux->priv;
307 int err = 0;
308
309 mutex_lock(&dvb->lock);
310 dvb->nfeeds--;
311
312 if (0 == dvb->nfeeds)
313 err = stop_streaming(dvb);
314
315 mutex_unlock(&dvb->lock);
316 return err;
317}
318
e0d3bafd
SD		 319/* ------------------------------------------------------------------ */
320static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
321{
322 struct cx231xx *dev = fe->dvb->priv;
323
324 if (acquire)
325 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
326 else
327 return cx231xx_set_mode(dev, CX231XX_SUSPEND);
328}
329
330/* ------------------------------------------------------------------ */
331
e0d3bafd 332static struct xc5000_config cnxt_rde250_tunerconfig = {
84b5dbf3 333 .i2c_address = 0x61,
64fbf444
PB		 334 .if_khz = 4000,
335};
336static struct xc5000_config cnxt_rdu250_tunerconfig = {
337 .i2c_address = 0x61,
338 .if_khz = 3250,
e0d3bafd
SD		 339};
340
e0d3bafd
SD		 341/* ------------------------------------------------------------------ */
342#if 0
343static int attach_xc5000(u8 addr, struct cx231xx *dev)
344{
345
346 struct dvb_frontend *fe;
347 struct xc5000_config cfg;
348
349 memset(&cfg, 0, sizeof(cfg));
1a4aa920 350 cfg.i2c_adap = &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap;
84b5dbf3 351 cfg.i2c_addr = addr;
e0d3bafd
SD		 352
353 if (!dev->dvb->frontend) {
354 printk(KERN_ERR "%s/2: dvb frontend not attached. "
84b5dbf3 355 "Can't attach xc5000\n", dev->name);
e0d3bafd
SD		 356 return -EINVAL;
357 }
358
359 fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg);
360 if (!fe) {
361 printk(KERN_ERR "%s/2: xc5000 attach failed\n", dev->name);
362 dvb_frontend_detach(dev->dvb->frontend);
363 dev->dvb->frontend = NULL;
364 return -EINVAL;
365 }
366
367 printk(KERN_INFO "%s/2: xc5000 attached\n", dev->name);
368
369 return 0;
370}
371#endif
372
84b5dbf3 373int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
e0d3bafd
SD		 374{
375 int status = 0;
376
84b5dbf3 377 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
e0d3bafd 378
84b5dbf3 379 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
e0d3bafd 380
84b5dbf3
MCC		 381 if (dops->set_analog_params != NULL) {
382 struct analog_parameters params;
e0d3bafd 383
84b5dbf3
MCC		 384 params.frequency = freq;
385 params.std = dev->norm;
386 params.mode = 0; /* 0- Air; 1 - cable */
387 /*params.audmode = ; */
e0d3bafd 388
84b5dbf3 389 /* Set the analog parameters to set the frequency */
84b5dbf3 390 dops->set_analog_params(dev->dvb->frontend, &params);
e0d3bafd
SD		 391 }
392
84b5dbf3
MCC		 393 }
394
e0d3bafd
SD		 395 return status;
396}
397
398int cx231xx_reset_analog_tuner(struct cx231xx *dev)
399{
84b5dbf3 400 int status = 0;
e0d3bafd 401
84b5dbf3 402 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
e0d3bafd 403
84b5dbf3 404 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
e0d3bafd 405
84b5dbf3 406 if (dops->init != NULL && !dev->xc_fw_load_done) {
e0d3bafd 407
84b5dbf3
MCC		 408 cx231xx_info("Reloading firmware for XC5000\n");
409 status = dops->init(dev->dvb->frontend);
410 if (status == 0) {
411 dev->xc_fw_load_done = 1;
412 cx231xx_info
413 ("XC5000 firmware download completed\n");
414 } else {
415 dev->xc_fw_load_done = 0;
416 cx231xx_info
417 ("XC5000 firmware download failed !!!\n");
e0d3bafd 418 }
e0d3bafd
SD		 419 }
420
84b5dbf3
MCC		 421 }
422
e0d3bafd
SD		 423 return status;
424}
425
e0d3bafd
SD		 426/* ------------------------------------------------------------------ */
427
428static int register_dvb(struct cx231xx_dvb *dvb,
84b5dbf3
MCC		 429 struct module *module,
430 struct cx231xx *dev, struct device *device)
e0d3bafd
SD		 431{
432 int result;
433
434 mutex_init(&dvb->lock);
435
436 /* register adapter */
437 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
438 adapter_nr);
439 if (result < 0) {
84b5dbf3
MCC		 440 printk(KERN_WARNING
441 "%s: dvb_register_adapter failed (errno = %d)\n",
e0d3bafd
SD		 442 dev->name, result);
443 goto fail_adapter;
444 }
445
446 /* Ensure all frontends negotiate bus access */
447 dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
448
449 dvb->adapter.priv = dev;
450
451 /* register frontend */
452 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
453 if (result < 0) {
84b5dbf3
MCC		 454 printk(KERN_WARNING
455 "%s: dvb_register_frontend failed (errno = %d)\n",
e0d3bafd
SD		 456 dev->name, result);
457 goto fail_frontend;
458 }
459
460 /* register demux stuff */
461 dvb->demux.dmx.capabilities =
84b5dbf3
MCC		 462 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
463 DMX_MEMORY_BASED_FILTERING;
464 dvb->demux.priv = dvb;
465 dvb->demux.filternum = 256;
466 dvb->demux.feednum = 256;
e0d3bafd 467 dvb->demux.start_feed = start_feed;
84b5dbf3 468 dvb->demux.stop_feed = stop_feed;
e0d3bafd
SD		 469
470 result = dvb_dmx_init(&dvb->demux);
471 if (result < 0) {
472 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
473 dev->name, result);
474 goto fail_dmx;
475 }
476
84b5dbf3
MCC		 477 dvb->dmxdev.filternum = 256;
478 dvb->dmxdev.demux = &dvb->demux.dmx;
e0d3bafd
SD		 479 dvb->dmxdev.capabilities = 0;
480 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
481 if (result < 0) {
482 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
483 dev->name, result);
484 goto fail_dmxdev;
485 }
486
487 dvb->fe_hw.source = DMX_FRONTEND_0;
488 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
489 if (result < 0) {
84b5dbf3
MCC		 490 printk(KERN_WARNING
491 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
e0d3bafd
SD		 492 dev->name, result);
493 goto fail_fe_hw;
494 }
495
496 dvb->fe_mem.source = DMX_MEMORY_FE;
497 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
498 if (result < 0) {
84b5dbf3
MCC		 499 printk(KERN_WARNING
500 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
e0d3bafd
SD		 501 dev->name, result);
502 goto fail_fe_mem;
503 }
504
505 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
506 if (result < 0) {
84b5dbf3
MCC		 507 printk(KERN_WARNING
508 "%s: connect_frontend failed (errno = %d)\n", dev->name,
509 result);
e0d3bafd
SD		 510 goto fail_fe_conn;
511 }
512
513 /* register network adapter */
514 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
515 return 0;
516
b9255176 517fail_fe_conn:
e0d3bafd 518 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
b9255176 519fail_fe_mem:
e0d3bafd 520 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
b9255176 521fail_fe_hw:
e0d3bafd 522 dvb_dmxdev_release(&dvb->dmxdev);
b9255176 523fail_dmxdev:
e0d3bafd 524 dvb_dmx_release(&dvb->demux);
b9255176 525fail_dmx:
e0d3bafd 526 dvb_unregister_frontend(dvb->frontend);
b9255176 527fail_frontend:
e0d3bafd
SD		 528 dvb_frontend_detach(dvb->frontend);
529 dvb_unregister_adapter(&dvb->adapter);
b9255176 530fail_adapter:
e0d3bafd
SD		 531 return result;
532}
533
534static void unregister_dvb(struct cx231xx_dvb *dvb)
535{
536 dvb_net_release(&dvb->net);
537 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
538 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
539 dvb_dmxdev_release(&dvb->dmxdev);
540 dvb_dmx_release(&dvb->demux);
541 dvb_unregister_frontend(dvb->frontend);
542 dvb_frontend_detach(dvb->frontend);
543 dvb_unregister_adapter(&dvb->adapter);
544}
545
e0d3bafd
SD		 546static int dvb_init(struct cx231xx *dev)
547{
548 int result = 0;
549 struct cx231xx_dvb *dvb;
550
551 if (!dev->board.has_dvb) {
552 /* This device does not support the extension */
553 return 0;
554 }
555
556 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
557
558 if (dvb == NULL) {
559 printk(KERN_INFO "cx231xx_dvb: memory allocation failed\n");
560 return -ENOMEM;
561 }
562 dev->dvb = dvb;
563 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
84b5dbf3 564 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
e0d3bafd 565
761f6cf6 566 mutex_lock(&dev->lock);
e0d3bafd 567 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
64fbf444 568 cx231xx_demod_reset(dev);
e0d3bafd
SD		 569 /* init frontend */
570 switch (dev->model) {
64fbf444 571 case CX231XX_BOARD_CNXT_CARRAERA:
84b5dbf3
MCC		 572 case CX231XX_BOARD_CNXT_RDE_250:
573
64fbf444
PB		 574 dev->dvb->frontend = dvb_attach(s5h1432_attach,
575 &dvico_s5h1432_config,
1a4aa920 576 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
84b5dbf3
MCC		 577
578 if (dev->dvb->frontend == NULL) {
579 printk(DRIVER_NAME
64fbf444 580 ": Failed to attach s5h1432 front end\n");
84b5dbf3
MCC		 581 result = -EINVAL;
582 goto out_free;
583 }
584
585 /* define general-purpose callback pointer */
586 dvb->frontend->callback = cx231xx_tuner_callback;
587
d5abcc78 588 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
1a4aa920 589 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
d5abcc78 590 &cnxt_rde250_tunerconfig)) {
84b5dbf3
MCC		 591 result = -EINVAL;
592 goto out_free;
593 }
594
595 break;
64fbf444 596 case CX231XX_BOARD_CNXT_SHELBY:
84b5dbf3
MCC		 597 case CX231XX_BOARD_CNXT_RDU_250:
598
64fbf444
PB		 599 dev->dvb->frontend = dvb_attach(s5h1411_attach,
600 &xc5000_s5h1411_config,
1a4aa920 601 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
84b5dbf3
MCC		 602
603 if (dev->dvb->frontend == NULL) {
604 printk(DRIVER_NAME
605 ": Failed to attach dummy front end\n");
606 result = -EINVAL;
607 goto out_free;
608 }
609
610 /* define general-purpose callback pointer */
611 dvb->frontend->callback = cx231xx_tuner_callback;
612
d5abcc78 613 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
1a4aa920 614 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
64fbf444
PB		 615 &cnxt_rdu250_tunerconfig)) {
616 result = -EINVAL;
617 goto out_free;
618 }
619 break;
620 case CX231XX_BOARD_CNXT_RDE_253S:
621
622 dev->dvb->frontend = dvb_attach(s5h1432_attach,
623 &dvico_s5h1432_config,
1a4aa920 624 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
64fbf444
PB		 625
626 if (dev->dvb->frontend == NULL) {
627 printk(DRIVER_NAME
628 ": Failed to attach s5h1432 front end\n");
629 result = -EINVAL;
630 goto out_free;
631 }
632
633 /* define general-purpose callback pointer */
634 dvb->frontend->callback = cx231xx_tuner_callback;
635
636 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
1a4aa920 637 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
64fbf444
PB		 638 &cnxt_rde253s_tunerconfig)) {
639 result = -EINVAL;
640 goto out_free;
641 }
642 break;
643 case CX231XX_BOARD_CNXT_RDU_253S:
644
645 dev->dvb->frontend = dvb_attach(s5h1411_attach,
646 &tda18271_s5h1411_config,
1a4aa920 647 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
64fbf444
PB		 648
649 if (dev->dvb->frontend == NULL) {
650 printk(DRIVER_NAME
651 ": Failed to attach dummy front end\n");
652 result = -EINVAL;
653 goto out_free;
654 }
655
656 /* define general-purpose callback pointer */
657 dvb->frontend->callback = cx231xx_tuner_callback;
658
659 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
1a4aa920 660 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
64fbf444 661 &cnxt_rde253s_tunerconfig)) {
84b5dbf3
MCC		 662 result = -EINVAL;
663 goto out_free;
664 }
665 break;
1a50fdde
MK		 666 case CX231XX_BOARD_HAUPPAUGE_EXETER:
667
668 printk(KERN_INFO "%s: looking for tuner / demod on i2c bus: %d\n",
1a4aa920 669 __func__, i2c_adapter_id(&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap));
1a50fdde
MK		 670
671 dev->dvb->frontend = dvb_attach(lgdt3305_attach,
672 &hcw_lgdt3305_config,
1a4aa920 673 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap);
1a50fdde
MK		 674
675 if (dev->dvb->frontend == NULL) {
676 printk(DRIVER_NAME
677 ": Failed to attach LG3305 front end\n");
678 result = -EINVAL;
679 goto out_free;
680 }
681
682 /* define general-purpose callback pointer */
683 dvb->frontend->callback = cx231xx_tuner_callback;
684
685 dvb_attach(tda18271_attach, dev->dvb->frontend,
1a4aa920 686 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
1a50fdde
MK		 687 &hcw_tda18271_config);
688 break;
689
e0d3bafd
SD		 690
691 default:
692 printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card"
84b5dbf3 693 " isn't supported yet\n", dev->name);
e0d3bafd
SD		 694 break;
695 }
696 if (NULL == dvb->frontend) {
697 printk(KERN_ERR
84b5dbf3 698 "%s/2: frontend initialization failed\n", dev->name);
e0d3bafd
SD		 699 result = -EINVAL;
700 goto out_free;
701 }
702
e0d3bafd
SD		 703 /* register everything */
704 result = register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
705
706 if (result < 0)
707 goto out_free;
708
761f6cf6 709
e0d3bafd 710 printk(KERN_INFO "Successfully loaded cx231xx-dvb\n");
e0d3bafd 711
761f6cf6 712ret:
e0d3bafd 713 cx231xx_set_mode(dev, CX231XX_SUSPEND);
761f6cf6
DH		 714 mutex_unlock(&dev->lock);
715 return result;
716
717out_free:
e0d3bafd
SD		 718 kfree(dvb);
719 dev->dvb = NULL;
761f6cf6 720 goto ret;
e0d3bafd
SD		 721}
722
723static int dvb_fini(struct cx231xx *dev)
724{
725 if (!dev->board.has_dvb) {
726 /* This device does not support the extension */
727 return 0;
728 }
729
730 if (dev->dvb) {
731 unregister_dvb(dev->dvb);
732 dev->dvb = NULL;
733 }
734
735 return 0;
736}
737
738static struct cx231xx_ops dvb_ops = {
84b5dbf3 739 .id = CX231XX_DVB,
e0d3bafd
SD		 740 .name = "Cx231xx dvb Extension",
741 .init = dvb_init,
742 .fini = dvb_fini,
743};
744
745static int __init cx231xx_dvb_register(void)
746{
747 return cx231xx_register_extension(&dvb_ops);
748}
749
750static void __exit cx231xx_dvb_unregister(void)
751{
752 cx231xx_unregister_extension(&dvb_ops);
753}
754
755module_init(cx231xx_dvb_register);
756module_exit(cx231xx_dvb_unregister);
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