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[media] cx231xx: convert from pr_foo to dev_foo
[deliverable/linux.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
589dadf2 22#include "cx231xx.h"
e0d3bafd 23#include <linux/kernel.h>
5a0e3ad6 24#include <linux/slab.h>
e0d3bafd 25
e0d3bafd
SD		 26#include <media/v4l2-common.h>
27#include <media/videobuf-vmalloc.h>
28
29#include "xc5000.h"
64fbf444
PB		 30#include "s5h1432.h"
31#include "tda18271.h"
32#include "s5h1411.h"
1a50fdde 33#include "lgdt3305.h"
dd2e7dd2 34#include "si2165.h"
ede676c7 35#include "mb86a20s.h"
9e49f7c3 36#include "si2157.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
9e49f7c3
MS		 162static const struct si2165_config pctv_quatro_stick_1114xx_si2165_config = {
163 .i2c_addr = 0x64,
164 .chip_mode = SI2165_MODE_PLL_EXT,
165 .ref_freq_Hz = 24000000,
166};
167
84b5dbf3 168static inline void print_err_status(struct cx231xx *dev, int packet, int status)
e0d3bafd
SD		 169{
170 char *errmsg = "Unknown";
171
172 switch (status) {
173 case -ENOENT:
174 errmsg = "unlinked synchronuously";
175 break;
176 case -ECONNRESET:
177 errmsg = "unlinked asynchronuously";
178 break;
179 case -ENOSR:
180 errmsg = "Buffer error (overrun)";
181 break;
182 case -EPIPE:
183 errmsg = "Stalled (device not responding)";
184 break;
185 case -EOVERFLOW:
186 errmsg = "Babble (bad cable?)";
187 break;
188 case -EPROTO:
189 errmsg = "Bit-stuff error (bad cable?)";
190 break;
191 case -EILSEQ:
192 errmsg = "CRC/Timeout (could be anything)";
193 break;
194 case -ETIME:
195 errmsg = "Device does not respond";
196 break;
197 }
198 if (packet < 0) {
199 dprintk(1, "URB status %d [%s].\n", status, errmsg);
200 } else {
201 dprintk(1, "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
990862a2 213 if (dev->state & DEV_DISCONNECTED)
e0d3bafd
SD		 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
64fbf444
PB		 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);
e0d3bafd
SD		 235 }
236
237 return 0;
238}
239
64fbf444
PB		 240static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb)
241{
64fbf444
PB		 242 if (!dev)
243 return 0;
244
990862a2 245 if (dev->state & DEV_DISCONNECTED)
64fbf444
PB		 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 /* Feed the transport payload into the kernel demux */
255 dvb_dmx_swfilter(&dev->dvb->demux,
256 urb->transfer_buffer, urb->actual_length);
257
258 return 0;
259}
260
e0d3bafd
SD		 261static int start_streaming(struct cx231xx_dvb *dvb)
262{
263 int rc;
264 struct cx231xx *dev = dvb->adapter.priv;
265
64fbf444 266 if (dev->USE_ISO) {
b7085c08 267 dev_dbg(&dev->udev->dev, "DVB transfer mode is ISO.\n");
64fbf444 268 cx231xx_set_alt_setting(dev, INDEX_TS1, 4);
64fbf444
PB		 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 {
b7085c08 278 dev_dbg(&dev->udev->dev, "DVB transfer mode is BULK.\n");
64fbf444
PB		 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 }
e0d3bafd 289
e0d3bafd
SD		 290}
291
292static int stop_streaming(struct cx231xx_dvb *dvb)
293{
294 struct cx231xx *dev = dvb->adapter.priv;
295
64fbf444
PB		 296 if (dev->USE_ISO)
297 cx231xx_uninit_isoc(dev);
298 else
299 cx231xx_uninit_bulk(dev);
e0d3bafd
SD		 300
301 cx231xx_set_mode(dev, CX231XX_SUSPEND);
302
303 return 0;
304}
305
306static int start_feed(struct dvb_demux_feed *feed)
307{
84b5dbf3 308 struct dvb_demux *demux = feed->demux;
e0d3bafd
SD		 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{
84b5dbf3 331 struct dvb_demux *demux = feed->demux;
e0d3bafd
SD		 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
e0d3bafd
SD		 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
e0d3bafd 358static struct xc5000_config cnxt_rde250_tunerconfig = {
84b5dbf3 359 .i2c_address = 0x61,
64fbf444
PB		 360 .if_khz = 4000,
361};
362static struct xc5000_config cnxt_rdu250_tunerconfig = {
363 .i2c_address = 0x61,
364 .if_khz = 3250,
e0d3bafd
SD		 365};
366
e0d3bafd
SD		 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));
c3c3f1ae 376 cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
84b5dbf3 377 cfg.i2c_addr = addr;
e0d3bafd
SD		 378
379 if (!dev->dvb->frontend) {
380 printk(KERN_ERR "%s/2: dvb frontend not attached. "
84b5dbf3 381 "Can't attach xc5000\n", dev->name);
e0d3bafd
SD		 382 return -EINVAL;
383 }
384
385 fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg);
386 if (!fe) {
387 printk(KERN_ERR "%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 printk(KERN_INFO "%s/2: xc5000 attached\n", dev->name);
394
395 return 0;
396}
397#endif
398
84b5dbf3 399int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
e0d3bafd 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
ea21f702 419 return 0;
e0d3bafd
SD		 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
b7085c08
MCC		 432 dev_dbg(&dev->udev->dev,
433 "Reloading firmware for XC5000\n");
84b5dbf3
MCC		 434 status = dops->init(dev->dvb->frontend);
435 if (status == 0) {
436 dev->xc_fw_load_done = 1;
b7085c08
MCC		 437 dev_dbg(&dev->udev->dev,
438 "XC5000 firmware download completed\n");
84b5dbf3
MCC		 439 } else {
440 dev->xc_fw_load_done = 0;
b7085c08
MCC		 441 dev_dbg(&dev->udev->dev,
442 "XC5000 firmware download failed !!!\n");
e0d3bafd 443 }
e0d3bafd
SD		 444 }
445
84b5dbf3
MCC		 446 }
447
e0d3bafd
SD		 448 return status;
449}
450
e0d3bafd
SD		 451/* ------------------------------------------------------------------ */
452
453static int register_dvb(struct cx231xx_dvb *dvb,
84b5dbf3
MCC		 454 struct module *module,
455 struct cx231xx *dev, struct device *device)
e0d3bafd
SD		 456{
457 int result;
458
459 mutex_init(&dvb->lock);
460
461 /* register adapter */
462 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
463 adapter_nr);
464 if (result < 0) {
84b5dbf3
MCC		 465 printk(KERN_WARNING
466 "%s: dvb_register_adapter failed (errno = %d)\n",
e0d3bafd
SD		 467 dev->name, result);
468 goto fail_adapter;
469 }
470
471 /* Ensure all frontends negotiate bus access */
472 dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
473
474 dvb->adapter.priv = dev;
475
476 /* register frontend */
477 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
478 if (result < 0) {
84b5dbf3
MCC		 479 printk(KERN_WARNING
480 "%s: dvb_register_frontend failed (errno = %d)\n",
e0d3bafd
SD		 481 dev->name, result);
482 goto fail_frontend;
483 }
484
485 /* register demux stuff */
486 dvb->demux.dmx.capabilities =
84b5dbf3
MCC		 487 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
488 DMX_MEMORY_BASED_FILTERING;
489 dvb->demux.priv = dvb;
490 dvb->demux.filternum = 256;
491 dvb->demux.feednum = 256;
e0d3bafd 492 dvb->demux.start_feed = start_feed;
84b5dbf3 493 dvb->demux.stop_feed = stop_feed;
e0d3bafd
SD		 494
495 result = dvb_dmx_init(&dvb->demux);
496 if (result < 0) {
497 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
498 dev->name, result);
499 goto fail_dmx;
500 }
501
84b5dbf3
MCC		 502 dvb->dmxdev.filternum = 256;
503 dvb->dmxdev.demux = &dvb->demux.dmx;
e0d3bafd
SD		 504 dvb->dmxdev.capabilities = 0;
505 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
506 if (result < 0) {
507 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
508 dev->name, result);
509 goto fail_dmxdev;
510 }
511
512 dvb->fe_hw.source = DMX_FRONTEND_0;
513 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
514 if (result < 0) {
84b5dbf3
MCC		 515 printk(KERN_WARNING
516 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
e0d3bafd
SD		 517 dev->name, result);
518 goto fail_fe_hw;
519 }
520
521 dvb->fe_mem.source = DMX_MEMORY_FE;
522 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
523 if (result < 0) {
84b5dbf3
MCC		 524 printk(KERN_WARNING
525 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
e0d3bafd
SD		 526 dev->name, result);
527 goto fail_fe_mem;
528 }
529
530 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
531 if (result < 0) {
84b5dbf3
MCC		 532 printk(KERN_WARNING
533 "%s: connect_frontend failed (errno = %d)\n", dev->name,
534 result);
e0d3bafd
SD		 535 goto fail_fe_conn;
536 }
537
538 /* register network adapter */
539 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
540 return 0;
541
b9255176 542fail_fe_conn:
e0d3bafd 543 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
b9255176 544fail_fe_mem:
e0d3bafd 545 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
b9255176 546fail_fe_hw:
e0d3bafd 547 dvb_dmxdev_release(&dvb->dmxdev);
b9255176 548fail_dmxdev:
e0d3bafd 549 dvb_dmx_release(&dvb->demux);
b9255176 550fail_dmx:
e0d3bafd 551 dvb_unregister_frontend(dvb->frontend);
b9255176 552fail_frontend:
e0d3bafd
SD		 553 dvb_frontend_detach(dvb->frontend);
554 dvb_unregister_adapter(&dvb->adapter);
b9255176 555fail_adapter:
e0d3bafd
SD		 556 return result;
557}
558
559static void unregister_dvb(struct cx231xx_dvb *dvb)
560{
6d3debaf 561 struct i2c_client *client;
e0d3bafd
SD		 562 dvb_net_release(&dvb->net);
563 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
564 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
565 dvb_dmxdev_release(&dvb->dmxdev);
566 dvb_dmx_release(&dvb->demux);
6d3debaf
MS		 567 client = dvb->i2c_client_tuner;
568 /* remove I2C tuner */
569 if (client) {
570 module_put(client->dev.driver->owner);
571 i2c_unregister_device(client);
572 }
e0d3bafd
SD		 573 dvb_unregister_frontend(dvb->frontend);
574 dvb_frontend_detach(dvb->frontend);
575 dvb_unregister_adapter(&dvb->adapter);
576}
577
e0d3bafd
SD		 578static int dvb_init(struct cx231xx *dev)
579{
580 int result = 0;
581 struct cx231xx_dvb *dvb;
c3c3f1ae
MS		 582 struct i2c_adapter *tuner_i2c;
583 struct i2c_adapter *demod_i2c;
e0d3bafd
SD		 584
585 if (!dev->board.has_dvb) {
586 /* This device does not support the extension */
587 return 0;
588 }
589
590 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
591
592 if (dvb == NULL) {
593 printk(KERN_INFO "cx231xx_dvb: memory allocation failed\n");
594 return -ENOMEM;
595 }
596 dev->dvb = dvb;
597 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
84b5dbf3 598 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
e0d3bafd 599
c3c3f1ae
MS		 600 tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
601 demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master);
761f6cf6 602 mutex_lock(&dev->lock);
e0d3bafd 603 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
64fbf444 604 cx231xx_demod_reset(dev);
e0d3bafd
SD		 605 /* init frontend */
606 switch (dev->model) {
64fbf444 607 case CX231XX_BOARD_CNXT_CARRAERA:
84b5dbf3
MCC		 608 case CX231XX_BOARD_CNXT_RDE_250:
609
64fbf444
PB		 610 dev->dvb->frontend = dvb_attach(s5h1432_attach,
611 &dvico_s5h1432_config,
c3c3f1ae 612 demod_i2c);
84b5dbf3
MCC		 613
614 if (dev->dvb->frontend == NULL) {
615 printk(DRIVER_NAME
64fbf444 616 ": Failed to attach s5h1432 front end\n");
84b5dbf3
MCC		 617 result = -EINVAL;
618 goto out_free;
619 }
620
621 /* define general-purpose callback pointer */
622 dvb->frontend->callback = cx231xx_tuner_callback;
623
d5abcc78 624 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
c3c3f1ae 625 tuner_i2c,
d5abcc78 626 &cnxt_rde250_tunerconfig)) {
84b5dbf3
MCC		 627 result = -EINVAL;
628 goto out_free;
629 }
630
631 break;
64fbf444 632 case CX231XX_BOARD_CNXT_SHELBY:
84b5dbf3
MCC		 633 case CX231XX_BOARD_CNXT_RDU_250:
634
64fbf444
PB		 635 dev->dvb->frontend = dvb_attach(s5h1411_attach,
636 &xc5000_s5h1411_config,
c3c3f1ae 637 demod_i2c);
84b5dbf3
MCC		 638
639 if (dev->dvb->frontend == NULL) {
640 printk(DRIVER_NAME
e95342f1 641 ": Failed to attach s5h1411 front end\n");
84b5dbf3
MCC		 642 result = -EINVAL;
643 goto out_free;
644 }
645
646 /* define general-purpose callback pointer */
647 dvb->frontend->callback = cx231xx_tuner_callback;
648
d5abcc78 649 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
c3c3f1ae 650 tuner_i2c,
64fbf444
PB		 651 &cnxt_rdu250_tunerconfig)) {
652 result = -EINVAL;
653 goto out_free;
654 }
655 break;
656 case CX231XX_BOARD_CNXT_RDE_253S:
657
658 dev->dvb->frontend = dvb_attach(s5h1432_attach,
659 &dvico_s5h1432_config,
c3c3f1ae 660 demod_i2c);
64fbf444
PB		 661
662 if (dev->dvb->frontend == NULL) {
663 printk(DRIVER_NAME
664 ": Failed to attach s5h1432 front end\n");
665 result = -EINVAL;
666 goto out_free;
667 }
668
669 /* define general-purpose callback pointer */
670 dvb->frontend->callback = cx231xx_tuner_callback;
671
672 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
c3c3f1ae 673 0x60, tuner_i2c,
64fbf444
PB		 674 &cnxt_rde253s_tunerconfig)) {
675 result = -EINVAL;
676 goto out_free;
677 }
678 break;
679 case CX231XX_BOARD_CNXT_RDU_253S:
8b1255a2 680 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID:
64fbf444
PB		 681
682 dev->dvb->frontend = dvb_attach(s5h1411_attach,
683 &tda18271_s5h1411_config,
c3c3f1ae 684 demod_i2c);
64fbf444
PB		 685
686 if (dev->dvb->frontend == NULL) {
687 printk(DRIVER_NAME
e95342f1 688 ": Failed to attach s5h1411 front end\n");
64fbf444
PB		 689 result = -EINVAL;
690 goto out_free;
691 }
692
693 /* define general-purpose callback pointer */
694 dvb->frontend->callback = cx231xx_tuner_callback;
695
696 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
c3c3f1ae 697 0x60, tuner_i2c,
64fbf444 698 &cnxt_rde253s_tunerconfig)) {
84b5dbf3
MCC		 699 result = -EINVAL;
700 goto out_free;
701 }
702 break;
1a50fdde
MK		 703 case CX231XX_BOARD_HAUPPAUGE_EXETER:
704
705 printk(KERN_INFO "%s: looking for tuner / demod on i2c bus: %d\n",
c3c3f1ae 706 __func__, i2c_adapter_id(tuner_i2c));
1a50fdde
MK		 707
708 dev->dvb->frontend = dvb_attach(lgdt3305_attach,
709 &hcw_lgdt3305_config,
c3c3f1ae 710 tuner_i2c);
1a50fdde
MK		 711
712 if (dev->dvb->frontend == NULL) {
713 printk(DRIVER_NAME
714 ": Failed to attach LG3305 front end\n");
715 result = -EINVAL;
716 goto out_free;
717 }
718
719 /* define general-purpose callback pointer */
720 dvb->frontend->callback = cx231xx_tuner_callback;
721
722 dvb_attach(tda18271_attach, dev->dvb->frontend,
c3c3f1ae 723 0x60, tuner_i2c,
1a50fdde
MK		 724 &hcw_tda18271_config);
725 break;
726
dd2e7dd2
MS		 727 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
728
729 dev->dvb->frontend = dvb_attach(si2165_attach,
730 &hauppauge_930C_HD_1113xx_si2165_config,
c3c3f1ae 731 tuner_i2c
dd2e7dd2
MS		 732 );
733
734 if (dev->dvb->frontend == NULL) {
735 printk(DRIVER_NAME
736 ": Failed to attach SI2165 front end\n");
737 result = -EINVAL;
738 goto out_free;
739 }
740
3f9280a8 741 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
dd2e7dd2
MS		 742
743 /* define general-purpose callback pointer */
744 dvb->frontend->callback = cx231xx_tuner_callback;
745
746 dvb_attach(tda18271_attach, dev->dvb->frontend,
747 0x60,
c3c3f1ae 748 tuner_i2c,
dd2e7dd2
MS		 749 &hcw_tda18271_config);
750
751 dev->cx231xx_reset_analog_tuner = NULL;
752 break;
753
9e49f7c3
MS		 754 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
755 {
756 struct i2c_client *client;
757 struct i2c_board_info info;
758 struct si2157_config si2157_config;
759
760 memset(&info, 0, sizeof(struct i2c_board_info));
761
762 dev->dvb->frontend = dvb_attach(si2165_attach,
763 &pctv_quatro_stick_1114xx_si2165_config,
c3c3f1ae 764 tuner_i2c
9e49f7c3
MS		 765 );
766
767 if (dev->dvb->frontend == NULL) {
768 printk(DRIVER_NAME
769 ": Failed to attach SI2165 front end\n");
770 result = -EINVAL;
771 goto out_free;
772 }
773
3f9280a8 774 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
9e49f7c3
MS		 775
776 /* define general-purpose callback pointer */
777 dvb->frontend->callback = cx231xx_tuner_callback;
778
779 /* attach tuner */
780 memset(&si2157_config, 0, sizeof(si2157_config));
781 si2157_config.fe = dev->dvb->frontend;
782 si2157_config.inversion = true;
783 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
784 info.addr = 0x60;
785 info.platform_data = &si2157_config;
786 request_module("si2157");
787
788 client = i2c_new_device(
c3c3f1ae 789 tuner_i2c,
9e49f7c3
MS		 790 &info);
791 if (client == NULL || client->dev.driver == NULL) {
792 dvb_frontend_detach(dev->dvb->frontend);
793 result = -ENODEV;
794 goto out_free;
795 }
796
797 if (!try_module_get(client->dev.driver->owner)) {
798 i2c_unregister_device(client);
799 dvb_frontend_detach(dev->dvb->frontend);
800 result = -ENODEV;
801 goto out_free;
802 }
803
804 dev->cx231xx_reset_analog_tuner = NULL;
805
806 dev->dvb->i2c_client_tuner = client;
807 break;
808 }
809
ede676c7 810 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
eeaaf817 811 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID:
ede676c7
MCC		 812
813 printk(KERN_INFO "%s: looking for demod on i2c bus: %d\n",
c3c3f1ae 814 __func__, i2c_adapter_id(tuner_i2c));
ede676c7
MCC		 815
816 dev->dvb->frontend = dvb_attach(mb86a20s_attach,
817 &pv_mb86a20s_config,
c3c3f1ae 818 demod_i2c);
ede676c7
MCC		 819
820 if (dev->dvb->frontend == NULL) {
821 printk(DRIVER_NAME
822 ": Failed to attach mb86a20s demod\n");
823 result = -EINVAL;
824 goto out_free;
825 }
826
827 /* define general-purpose callback pointer */
828 dvb->frontend->callback = cx231xx_tuner_callback;
829
830 dvb_attach(tda18271_attach, dev->dvb->frontend,
c3c3f1ae 831 0x60, tuner_i2c,
ede676c7
MCC		 832 &pv_tda18271_config);
833 break;
e0d3bafd
SD		 834
835 default:
836 printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card"
84b5dbf3 837 " isn't supported yet\n", dev->name);
e0d3bafd
SD		 838 break;
839 }
840 if (NULL == dvb->frontend) {
841 printk(KERN_ERR
84b5dbf3 842 "%s/2: frontend initialization failed\n", dev->name);
e0d3bafd
SD		 843 result = -EINVAL;
844 goto out_free;
845 }
846
e0d3bafd
SD		 847 /* register everything */
848 result = register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
849
850 if (result < 0)
851 goto out_free;
852
761f6cf6 853
e0d3bafd 854 printk(KERN_INFO "Successfully loaded cx231xx-dvb\n");
e0d3bafd 855
761f6cf6 856ret:
e0d3bafd 857 cx231xx_set_mode(dev, CX231XX_SUSPEND);
761f6cf6
DH		 858 mutex_unlock(&dev->lock);
859 return result;
860
861out_free:
e0d3bafd
SD		 862 kfree(dvb);
863 dev->dvb = NULL;
761f6cf6 864 goto ret;
e0d3bafd
SD		 865}
866
867static int dvb_fini(struct cx231xx *dev)
868{
869 if (!dev->board.has_dvb) {
870 /* This device does not support the extension */
871 return 0;
872 }
873
874 if (dev->dvb) {
875 unregister_dvb(dev->dvb);
876 dev->dvb = NULL;
877 }
878
879 return 0;
880}
881
882static struct cx231xx_ops dvb_ops = {
84b5dbf3 883 .id = CX231XX_DVB,
e0d3bafd
SD		 884 .name = "Cx231xx dvb Extension",
885 .init = dvb_init,
886 .fini = dvb_fini,
887};
888
889static int __init cx231xx_dvb_register(void)
890{
891 return cx231xx_register_extension(&dvb_ops);
892}
893
894static void __exit cx231xx_dvb_unregister(void)
895{
896 cx231xx_unregister_extension(&dvb_ops);
897}
898
899module_init(cx231xx_dvb_register);
900module_exit(cx231xx_dvb_unregister);
Linux kernel - Deliverables
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