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[media] cx231xx: Add digital support for HVR 930c-HD model 1113xx
[linux-2.6-block.git] / drivers / media / usb / 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"
64fbf444
PB		 31#include "s5h1432.h"
32#include "tda18271.h"
33#include "s5h1411.h"
1a50fdde 34#include "lgdt3305.h"
dd2e7dd2 35#include "si2165.h"
ede676c7 36#include "mb86a20s.h"
e0d3bafd 37
e0d3bafd
SD		 38MODULE_DESCRIPTION("driver for cx231xx based DVB cards");
39MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
40MODULE_LICENSE("GPL");
41
42static unsigned int debug;
43module_param(debug, int, 0644);
44MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
45
46DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
47
48#define dprintk(level, fmt, arg...) do { \
49if (debug >= level) \
50 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \
51} while (0)
52
53#define CX231XX_DVB_NUM_BUFS 5
54#define CX231XX_DVB_MAX_PACKETSIZE 564
55#define CX231XX_DVB_MAX_PACKETS 64
56
57struct cx231xx_dvb {
84b5dbf3 58 struct dvb_frontend *frontend;
e0d3bafd
SD		 59
60 /* feed count management */
84b5dbf3
MCC		 61 struct mutex lock;
62 int nfeeds;
e0d3bafd
SD		 63
64 /* general boilerplate stuff */
84b5dbf3
MCC		 65 struct dvb_adapter adapter;
66 struct dvb_demux demux;
67 struct dmxdev dmxdev;
68 struct dmx_frontend fe_hw;
69 struct dmx_frontend fe_mem;
70 struct dvb_net net;
6d3debaf 71 struct i2c_client *i2c_client_tuner;
e0d3bafd
SD		 72};
73
64fbf444
PB		 74static struct s5h1432_config dvico_s5h1432_config = {
75 .output_mode = S5H1432_SERIAL_OUTPUT,
76 .gpio = S5H1432_GPIO_ON,
77 .qam_if = S5H1432_IF_4000,
78 .vsb_if = S5H1432_IF_4000,
79 .inversion = S5H1432_INVERSION_OFF,
80 .status_mode = S5H1432_DEMODLOCKING,
81 .mpeg_timing = S5H1432_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
82};
83
84static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = {
85 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
86 .if_lvl = 1, .rfagc_top = 0x37, },
87 .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
88 .if_lvl = 1, .rfagc_top = 0x37, },
89 .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6,
90 .if_lvl = 1, .rfagc_top = 0x37, },
91};
92
ede676c7 93static struct tda18271_std_map mb86a20s_tda18271_config = {
84c09d72
MCC		 94 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
95 .if_lvl = 0, .rfagc_top = 0x37, },
ede676c7
MCC		 96};
97
64fbf444
PB		 98static struct tda18271_config cnxt_rde253s_tunerconfig = {
99 .std_map = &cnxt_rde253s_tda18271_std_map,
100 .gate = TDA18271_GATE_ANALOG,
101};
102
103static struct s5h1411_config tda18271_s5h1411_config = {
104 .output_mode = S5H1411_SERIAL_OUTPUT,
105 .gpio = S5H1411_GPIO_OFF,
106 .vsb_if = S5H1411_IF_3250,
107 .qam_if = S5H1411_IF_4000,
108 .inversion = S5H1411_INVERSION_ON,
109 .status_mode = S5H1411_DEMODLOCKING,
110 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
111};
112static struct s5h1411_config xc5000_s5h1411_config = {
113 .output_mode = S5H1411_SERIAL_OUTPUT,
114 .gpio = S5H1411_GPIO_OFF,
115 .vsb_if = S5H1411_IF_3250,
116 .qam_if = S5H1411_IF_3250,
117 .inversion = S5H1411_INVERSION_OFF,
118 .status_mode = S5H1411_DEMODLOCKING,
119 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
120};
1a50fdde
MK		 121
122static struct lgdt3305_config hcw_lgdt3305_config = {
123 .i2c_addr = 0x0e,
124 .mpeg_mode = LGDT3305_MPEG_SERIAL,
125 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
126 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
127 .deny_i2c_rptr = 1,
128 .spectral_inversion = 1,
129 .qam_if_khz = 4000,
130 .vsb_if_khz = 3250,
131};
132
133static struct tda18271_std_map hauppauge_tda18271_std_map = {
134 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4,
135 .if_lvl = 1, .rfagc_top = 0x58, },
136 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
137 .if_lvl = 1, .rfagc_top = 0x58, },
138};
139
140static struct tda18271_config hcw_tda18271_config = {
141 .std_map = &hauppauge_tda18271_std_map,
142 .gate = TDA18271_GATE_DIGITAL,
143};
144
ede676c7
MCC		 145static const struct mb86a20s_config pv_mb86a20s_config = {
146 .demod_address = 0x10,
7572f9c5 147 .is_serial = true,
ede676c7
MCC		 148};
149
150static struct tda18271_config pv_tda18271_config = {
151 .std_map = &mb86a20s_tda18271_config,
152 .gate = TDA18271_GATE_DIGITAL,
153 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
154};
155
dd2e7dd2
MS		 156static const struct si2165_config hauppauge_930C_HD_1113xx_si2165_config = {
157 .i2c_addr = 0x64,
158 .chip_mode = SI2165_MODE_PLL_XTAL,
159 .ref_freq_Hz = 16000000,
160};
161
84b5dbf3 162static inline void print_err_status(struct cx231xx *dev, int packet, int status)
e0d3bafd
SD		 163{
164 char *errmsg = "Unknown";
165
166 switch (status) {
167 case -ENOENT:
168 errmsg = "unlinked synchronuously";
169 break;
170 case -ECONNRESET:
171 errmsg = "unlinked asynchronuously";
172 break;
173 case -ENOSR:
174 errmsg = "Buffer error (overrun)";
175 break;
176 case -EPIPE:
177 errmsg = "Stalled (device not responding)";
178 break;
179 case -EOVERFLOW:
180 errmsg = "Babble (bad cable?)";
181 break;
182 case -EPROTO:
183 errmsg = "Bit-stuff error (bad cable?)";
184 break;
185 case -EILSEQ:
186 errmsg = "CRC/Timeout (could be anything)";
187 break;
188 case -ETIME:
189 errmsg = "Device does not respond";
190 break;
191 }
192 if (packet < 0) {
193 dprintk(1, "URB status %d [%s].\n", status, errmsg);
194 } else {
195 dprintk(1, "URB packet %d, status %d [%s].\n",
196 packet, status, errmsg);
197 }
198}
199
200static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb)
201{
202 int i;
203
204 if (!dev)
205 return 0;
206
990862a2 207 if (dev->state & DEV_DISCONNECTED)
e0d3bafd
SD		 208 return 0;
209
210 if (urb->status < 0) {
211 print_err_status(dev, -1, urb->status);
212 if (urb->status == -ENOENT)
213 return 0;
214 }
215
216 for (i = 0; i < urb->number_of_packets; i++) {
217 int status = urb->iso_frame_desc[i].status;
218
219 if (status < 0) {
220 print_err_status(dev, i, status);
221 if (urb->iso_frame_desc[i].status != -EPROTO)
222 continue;
223 }
224
64fbf444
PB		 225 dvb_dmx_swfilter(&dev->dvb->demux,
226 urb->transfer_buffer +
227 urb->iso_frame_desc[i].offset,
228 urb->iso_frame_desc[i].actual_length);
e0d3bafd
SD		 229 }
230
231 return 0;
232}
233
64fbf444
PB		 234static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb)
235{
64fbf444
PB		 236 if (!dev)
237 return 0;
238
990862a2 239 if (dev->state & DEV_DISCONNECTED)
64fbf444
PB		 240 return 0;
241
242 if (urb->status < 0) {
243 print_err_status(dev, -1, urb->status);
244 if (urb->status == -ENOENT)
245 return 0;
246 }
247
248 /* Feed the transport payload into the kernel demux */
249 dvb_dmx_swfilter(&dev->dvb->demux,
250 urb->transfer_buffer, urb->actual_length);
251
252 return 0;
253}
254
e0d3bafd
SD		 255static int start_streaming(struct cx231xx_dvb *dvb)
256{
257 int rc;
258 struct cx231xx *dev = dvb->adapter.priv;
259
64fbf444
PB		 260 if (dev->USE_ISO) {
261 cx231xx_info("DVB transfer mode is ISO.\n");
a6f6fb9c
MCC		 262 mutex_lock(&dev->i2c_lock);
263 cx231xx_enable_i2c_port_3(dev, false);
64fbf444 264 cx231xx_set_alt_setting(dev, INDEX_TS1, 4);
a6f6fb9c
MCC		 265 cx231xx_enable_i2c_port_3(dev, true);
266 mutex_unlock(&dev->i2c_lock);
64fbf444
PB		 267 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
268 if (rc < 0)
269 return rc;
270 dev->mode_tv = 1;
271 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS,
272 CX231XX_DVB_NUM_BUFS,
273 dev->ts1_mode.max_pkt_size,
274 dvb_isoc_copy);
275 } else {
276 cx231xx_info("DVB transfer mode is BULK.\n");
277 cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
278 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
279 if (rc < 0)
280 return rc;
281 dev->mode_tv = 1;
282 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS,
283 CX231XX_DVB_NUM_BUFS,
284 dev->ts1_mode.max_pkt_size,
285 dvb_bulk_copy);
286 }
e0d3bafd 287
e0d3bafd
SD		 288}
289
290static int stop_streaming(struct cx231xx_dvb *dvb)
291{
292 struct cx231xx *dev = dvb->adapter.priv;
293
64fbf444
PB		 294 if (dev->USE_ISO)
295 cx231xx_uninit_isoc(dev);
296 else
297 cx231xx_uninit_bulk(dev);
e0d3bafd
SD		 298
299 cx231xx_set_mode(dev, CX231XX_SUSPEND);
300
301 return 0;
302}
303
304static int start_feed(struct dvb_demux_feed *feed)
305{
84b5dbf3 306 struct dvb_demux *demux = feed->demux;
e0d3bafd
SD		 307 struct cx231xx_dvb *dvb = demux->priv;
308 int rc, ret;
309
310 if (!demux->dmx.frontend)
311 return -EINVAL;
312
313 mutex_lock(&dvb->lock);
314 dvb->nfeeds++;
315 rc = dvb->nfeeds;
316
317 if (dvb->nfeeds == 1) {
318 ret = start_streaming(dvb);
319 if (ret < 0)
320 rc = ret;
321 }
322
323 mutex_unlock(&dvb->lock);
324 return rc;
325}
326
327static int stop_feed(struct dvb_demux_feed *feed)
328{
84b5dbf3 329 struct dvb_demux *demux = feed->demux;
e0d3bafd
SD		 330 struct cx231xx_dvb *dvb = demux->priv;
331 int err = 0;
332
333 mutex_lock(&dvb->lock);
334 dvb->nfeeds--;
335
336 if (0 == dvb->nfeeds)
337 err = stop_streaming(dvb);
338
339 mutex_unlock(&dvb->lock);
340 return err;
341}
342
e0d3bafd
SD		 343/* ------------------------------------------------------------------ */
344static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
345{
346 struct cx231xx *dev = fe->dvb->priv;
347
348 if (acquire)
349 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
350 else
351 return cx231xx_set_mode(dev, CX231XX_SUSPEND);
352}
353
354/* ------------------------------------------------------------------ */
355
e0d3bafd 356static struct xc5000_config cnxt_rde250_tunerconfig = {
84b5dbf3 357 .i2c_address = 0x61,
64fbf444
PB		 358 .if_khz = 4000,
359};
360static struct xc5000_config cnxt_rdu250_tunerconfig = {
361 .i2c_address = 0x61,
362 .if_khz = 3250,
e0d3bafd
SD		 363};
364
e0d3bafd
SD		 365/* ------------------------------------------------------------------ */
366#if 0
367static int attach_xc5000(u8 addr, struct cx231xx *dev)
368{
369
370 struct dvb_frontend *fe;
371 struct xc5000_config cfg;
372
373 memset(&cfg, 0, sizeof(cfg));
1a4aa920 374 cfg.i2c_adap = &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap;
84b5dbf3 375 cfg.i2c_addr = addr;
e0d3bafd
SD		 376
377 if (!dev->dvb->frontend) {
378 printk(KERN_ERR "%s/2: dvb frontend not attached. "
84b5dbf3 379 "Can't attach xc5000\n", dev->name);
e0d3bafd
SD		 380 return -EINVAL;
381 }
382
383 fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg);
384 if (!fe) {
385 printk(KERN_ERR "%s/2: xc5000 attach failed\n", dev->name);
386 dvb_frontend_detach(dev->dvb->frontend);
387 dev->dvb->frontend = NULL;
388 return -EINVAL;
389 }
390
391 printk(KERN_INFO "%s/2: xc5000 attached\n", dev->name);
392
393 return 0;
394}
395#endif
396
84b5dbf3 397int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
e0d3bafd
SD		 398{
399 int status = 0;
400
84b5dbf3 401 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
e0d3bafd 402
84b5dbf3 403 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
e0d3bafd 404
84b5dbf3
MCC		 405 if (dops->set_analog_params != NULL) {
406 struct analog_parameters params;
e0d3bafd 407
84b5dbf3
MCC		 408 params.frequency = freq;
409 params.std = dev->norm;
410 params.mode = 0; /* 0- Air; 1 - cable */
411 /*params.audmode = ; */
e0d3bafd 412
84b5dbf3 413 /* Set the analog parameters to set the frequency */
84b5dbf3 414 dops->set_analog_params(dev->dvb->frontend, &params);
e0d3bafd
SD		 415 }
416
84b5dbf3
MCC		 417 }
418
e0d3bafd
SD		 419 return status;
420}
421
422int cx231xx_reset_analog_tuner(struct cx231xx *dev)
423{
84b5dbf3 424 int status = 0;
e0d3bafd 425
84b5dbf3 426 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
e0d3bafd 427
84b5dbf3 428 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
e0d3bafd 429
84b5dbf3 430 if (dops->init != NULL && !dev->xc_fw_load_done) {
e0d3bafd 431
84b5dbf3
MCC		 432 cx231xx_info("Reloading firmware for XC5000\n");
433 status = dops->init(dev->dvb->frontend);
434 if (status == 0) {
435 dev->xc_fw_load_done = 1;
436 cx231xx_info
437 ("XC5000 firmware download completed\n");
438 } else {
439 dev->xc_fw_load_done = 0;
440 cx231xx_info
441 ("XC5000 firmware download failed !!!\n");
e0d3bafd 442 }
e0d3bafd
SD		 443 }
444
84b5dbf3
MCC		 445 }
446
e0d3bafd
SD		 447 return status;
448}
449
e0d3bafd
SD		 450/* ------------------------------------------------------------------ */
451
452static int register_dvb(struct cx231xx_dvb *dvb,
84b5dbf3
MCC		 453 struct module *module,
454 struct cx231xx *dev, struct device *device)
e0d3bafd
SD		 455{
456 int result;
457
458 mutex_init(&dvb->lock);
459
460 /* register adapter */
461 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
462 adapter_nr);
463 if (result < 0) {
84b5dbf3
MCC		 464 printk(KERN_WARNING
465 "%s: dvb_register_adapter failed (errno = %d)\n",
e0d3bafd
SD		 466 dev->name, result);
467 goto fail_adapter;
468 }
469
470 /* Ensure all frontends negotiate bus access */
471 dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
472
473 dvb->adapter.priv = dev;
474
475 /* register frontend */
476 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
477 if (result < 0) {
84b5dbf3
MCC		 478 printk(KERN_WARNING
479 "%s: dvb_register_frontend failed (errno = %d)\n",
e0d3bafd
SD		 480 dev->name, result);
481 goto fail_frontend;
482 }
483
484 /* register demux stuff */
485 dvb->demux.dmx.capabilities =
84b5dbf3
MCC		 486 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
487 DMX_MEMORY_BASED_FILTERING;
488 dvb->demux.priv = dvb;
489 dvb->demux.filternum = 256;
490 dvb->demux.feednum = 256;
e0d3bafd 491 dvb->demux.start_feed = start_feed;
84b5dbf3 492 dvb->demux.stop_feed = stop_feed;
e0d3bafd
SD		 493
494 result = dvb_dmx_init(&dvb->demux);
495 if (result < 0) {
496 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
497 dev->name, result);
498 goto fail_dmx;
499 }
500
84b5dbf3
MCC		 501 dvb->dmxdev.filternum = 256;
502 dvb->dmxdev.demux = &dvb->demux.dmx;
e0d3bafd
SD		 503 dvb->dmxdev.capabilities = 0;
504 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
505 if (result < 0) {
506 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
507 dev->name, result);
508 goto fail_dmxdev;
509 }
510
511 dvb->fe_hw.source = DMX_FRONTEND_0;
512 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
513 if (result < 0) {
84b5dbf3
MCC		 514 printk(KERN_WARNING
515 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
e0d3bafd
SD		 516 dev->name, result);
517 goto fail_fe_hw;
518 }
519
520 dvb->fe_mem.source = DMX_MEMORY_FE;
521 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
522 if (result < 0) {
84b5dbf3
MCC		 523 printk(KERN_WARNING
524 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
e0d3bafd
SD		 525 dev->name, result);
526 goto fail_fe_mem;
527 }
528
529 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
530 if (result < 0) {
84b5dbf3
MCC		 531 printk(KERN_WARNING
532 "%s: connect_frontend failed (errno = %d)\n", dev->name,
533 result);
e0d3bafd
SD		 534 goto fail_fe_conn;
535 }
536
537 /* register network adapter */
538 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
539 return 0;
540
b9255176 541fail_fe_conn:
e0d3bafd 542 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
b9255176 543fail_fe_mem:
e0d3bafd 544 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
b9255176 545fail_fe_hw:
e0d3bafd 546 dvb_dmxdev_release(&dvb->dmxdev);
b9255176 547fail_dmxdev:
e0d3bafd 548 dvb_dmx_release(&dvb->demux);
b9255176 549fail_dmx:
e0d3bafd 550 dvb_unregister_frontend(dvb->frontend);
b9255176 551fail_frontend:
e0d3bafd
SD		 552 dvb_frontend_detach(dvb->frontend);
553 dvb_unregister_adapter(&dvb->adapter);
b9255176 554fail_adapter:
e0d3bafd
SD		 555 return result;
556}
557
558static void unregister_dvb(struct cx231xx_dvb *dvb)
559{
6d3debaf 560 struct i2c_client *client;
e0d3bafd
SD		 561 dvb_net_release(&dvb->net);
562 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
563 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
564 dvb_dmxdev_release(&dvb->dmxdev);
565 dvb_dmx_release(&dvb->demux);
6d3debaf
MS		 566 client = dvb->i2c_client_tuner;
567 /* remove I2C tuner */
568 if (client) {
569 module_put(client->dev.driver->owner);
570 i2c_unregister_device(client);
571 }
e0d3bafd
SD		 572 dvb_unregister_frontend(dvb->frontend);
573 dvb_frontend_detach(dvb->frontend);
574 dvb_unregister_adapter(&dvb->adapter);
575}
576
e0d3bafd
SD		 577static int dvb_init(struct cx231xx *dev)
578{
579 int result = 0;
580 struct cx231xx_dvb *dvb;
581
582 if (!dev->board.has_dvb) {
583 /* This device does not support the extension */
584 return 0;
585 }
586
587 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
588
589 if (dvb == NULL) {
590 printk(KERN_INFO "cx231xx_dvb: memory allocation failed\n");
591 return -ENOMEM;
592 }
593 dev->dvb = dvb;
594 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
84b5dbf3 595 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
e0d3bafd 596
761f6cf6 597 mutex_lock(&dev->lock);
e0d3bafd 598 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
64fbf444 599 cx231xx_demod_reset(dev);
e0d3bafd
SD		 600 /* init frontend */
601 switch (dev->model) {
64fbf444 602 case CX231XX_BOARD_CNXT_CARRAERA:
84b5dbf3
MCC		 603 case CX231XX_BOARD_CNXT_RDE_250:
604
64fbf444
PB		 605 dev->dvb->frontend = dvb_attach(s5h1432_attach,
606 &dvico_s5h1432_config,
1a4aa920 607 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
84b5dbf3
MCC		 608
609 if (dev->dvb->frontend == NULL) {
610 printk(DRIVER_NAME
64fbf444 611 ": Failed to attach s5h1432 front end\n");
84b5dbf3
MCC		 612 result = -EINVAL;
613 goto out_free;
614 }
615
616 /* define general-purpose callback pointer */
617 dvb->frontend->callback = cx231xx_tuner_callback;
618
d5abcc78 619 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
1a4aa920 620 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
d5abcc78 621 &cnxt_rde250_tunerconfig)) {
84b5dbf3
MCC		 622 result = -EINVAL;
623 goto out_free;
624 }
625
626 break;
64fbf444 627 case CX231XX_BOARD_CNXT_SHELBY:
84b5dbf3
MCC		 628 case CX231XX_BOARD_CNXT_RDU_250:
629
64fbf444
PB		 630 dev->dvb->frontend = dvb_attach(s5h1411_attach,
631 &xc5000_s5h1411_config,
1a4aa920 632 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
84b5dbf3
MCC		 633
634 if (dev->dvb->frontend == NULL) {
635 printk(DRIVER_NAME
e95342f1 636 ": Failed to attach s5h1411 front end\n");
84b5dbf3
MCC		 637 result = -EINVAL;
638 goto out_free;
639 }
640
641 /* define general-purpose callback pointer */
642 dvb->frontend->callback = cx231xx_tuner_callback;
643
d5abcc78 644 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
1a4aa920 645 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
64fbf444
PB		 646 &cnxt_rdu250_tunerconfig)) {
647 result = -EINVAL;
648 goto out_free;
649 }
650 break;
651 case CX231XX_BOARD_CNXT_RDE_253S:
652
653 dev->dvb->frontend = dvb_attach(s5h1432_attach,
654 &dvico_s5h1432_config,
1a4aa920 655 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
64fbf444
PB		 656
657 if (dev->dvb->frontend == NULL) {
658 printk(DRIVER_NAME
659 ": Failed to attach s5h1432 front end\n");
660 result = -EINVAL;
661 goto out_free;
662 }
663
664 /* define general-purpose callback pointer */
665 dvb->frontend->callback = cx231xx_tuner_callback;
666
667 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
1a4aa920 668 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
64fbf444
PB		 669 &cnxt_rde253s_tunerconfig)) {
670 result = -EINVAL;
671 goto out_free;
672 }
673 break;
674 case CX231XX_BOARD_CNXT_RDU_253S:
8b1255a2 675 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID:
64fbf444
PB		 676
677 dev->dvb->frontend = dvb_attach(s5h1411_attach,
678 &tda18271_s5h1411_config,
1a4aa920 679 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
64fbf444
PB		 680
681 if (dev->dvb->frontend == NULL) {
682 printk(DRIVER_NAME
e95342f1 683 ": Failed to attach s5h1411 front end\n");
64fbf444
PB		 684 result = -EINVAL;
685 goto out_free;
686 }
687
688 /* define general-purpose callback pointer */
689 dvb->frontend->callback = cx231xx_tuner_callback;
690
691 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
1a4aa920 692 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
64fbf444 693 &cnxt_rde253s_tunerconfig)) {
84b5dbf3
MCC		 694 result = -EINVAL;
695 goto out_free;
696 }
697 break;
1a50fdde
MK		 698 case CX231XX_BOARD_HAUPPAUGE_EXETER:
699
700 printk(KERN_INFO "%s: looking for tuner / demod on i2c bus: %d\n",
1a4aa920 701 __func__, i2c_adapter_id(&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap));
1a50fdde
MK		 702
703 dev->dvb->frontend = dvb_attach(lgdt3305_attach,
704 &hcw_lgdt3305_config,
1a4aa920 705 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap);
1a50fdde
MK		 706
707 if (dev->dvb->frontend == NULL) {
708 printk(DRIVER_NAME
709 ": Failed to attach LG3305 front end\n");
710 result = -EINVAL;
711 goto out_free;
712 }
713
714 /* define general-purpose callback pointer */
715 dvb->frontend->callback = cx231xx_tuner_callback;
716
717 dvb_attach(tda18271_attach, dev->dvb->frontend,
1a4aa920 718 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
1a50fdde
MK		 719 &hcw_tda18271_config);
720 break;
721
dd2e7dd2
MS		 722 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
723
724 dev->dvb->frontend = dvb_attach(si2165_attach,
725 &hauppauge_930C_HD_1113xx_si2165_config,
726 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap
727 );
728
729 if (dev->dvb->frontend == NULL) {
730 printk(DRIVER_NAME
731 ": Failed to attach SI2165 front end\n");
732 result = -EINVAL;
733 goto out_free;
734 }
735
736 dev->dvb->frontend->ops.i2c_gate_ctrl = 0;
737
738 /* define general-purpose callback pointer */
739 dvb->frontend->callback = cx231xx_tuner_callback;
740
741 dvb_attach(tda18271_attach, dev->dvb->frontend,
742 0x60,
743 &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
744 &hcw_tda18271_config);
745
746 dev->cx231xx_reset_analog_tuner = NULL;
747 break;
748
ede676c7 749 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
eeaaf817 750 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID:
ede676c7
MCC		 751
752 printk(KERN_INFO "%s: looking for demod on i2c bus: %d\n",
753 __func__, i2c_adapter_id(&dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap));
754
755 dev->dvb->frontend = dvb_attach(mb86a20s_attach,
756 &pv_mb86a20s_config,
757 &dev->i2c_bus[dev->board.demod_i2c_master].i2c_adap);
758
759 if (dev->dvb->frontend == NULL) {
760 printk(DRIVER_NAME
761 ": Failed to attach mb86a20s demod\n");
762 result = -EINVAL;
763 goto out_free;
764 }
765
766 /* define general-purpose callback pointer */
767 dvb->frontend->callback = cx231xx_tuner_callback;
768
769 dvb_attach(tda18271_attach, dev->dvb->frontend,
770 0x60, &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
771 &pv_tda18271_config);
772 break;
e0d3bafd
SD		 773
774 default:
775 printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card"
84b5dbf3 776 " isn't supported yet\n", dev->name);
e0d3bafd
SD		 777 break;
778 }
779 if (NULL == dvb->frontend) {
780 printk(KERN_ERR
84b5dbf3 781 "%s/2: frontend initialization failed\n", dev->name);
e0d3bafd
SD		 782 result = -EINVAL;
783 goto out_free;
784 }
785
e0d3bafd
SD		 786 /* register everything */
787 result = register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
788
789 if (result < 0)
790 goto out_free;
791
761f6cf6 792
e0d3bafd 793 printk(KERN_INFO "Successfully loaded cx231xx-dvb\n");
e0d3bafd 794
761f6cf6 795ret:
e0d3bafd 796 cx231xx_set_mode(dev, CX231XX_SUSPEND);
761f6cf6
DH		 797 mutex_unlock(&dev->lock);
798 return result;
799
800out_free:
e0d3bafd
SD		 801 kfree(dvb);
802 dev->dvb = NULL;
761f6cf6 803 goto ret;
e0d3bafd
SD		 804}
805
806static int dvb_fini(struct cx231xx *dev)
807{
808 if (!dev->board.has_dvb) {
809 /* This device does not support the extension */
810 return 0;
811 }
812
813 if (dev->dvb) {
814 unregister_dvb(dev->dvb);
815 dev->dvb = NULL;
816 }
817
818 return 0;
819}
820
821static struct cx231xx_ops dvb_ops = {
84b5dbf3 822 .id = CX231XX_DVB,
e0d3bafd
SD		 823 .name = "Cx231xx dvb Extension",
824 .init = dvb_init,
825 .fini = dvb_fini,
826};
827
828static int __init cx231xx_dvb_register(void)
829{
830 return cx231xx_register_extension(&dvb_ops);
831}
832
833static void __exit cx231xx_dvb_unregister(void)
834{
835 cx231xx_unregister_extension(&dvb_ops);
836}
837
838module_init(cx231xx_dvb_register);
839module_exit(cx231xx_dvb_unregister);
Linux 6.x block layer and io_uring tree(s)