Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
[cris-mirror.git] / drivers / media / usb / cx231xx / cx231xx-dvb.c
blobfb5654062b1ab4e0769780ab2e7d6d3cd0940b01
1 /*
2 DVB device driver for cx231xx
4 Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
5 Based on em28xx driver
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.
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.
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.
22 #include "cx231xx.h"
23 #include <linux/kernel.h>
24 #include <linux/slab.h>
26 #include <media/v4l2-common.h>
27 #include <media/videobuf-vmalloc.h>
28 #include <media/tuner.h>
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 "si2168.h"
37 #include "mb86a20s.h"
38 #include "si2157.h"
39 #include "lgdt3306a.h"
40 #include "r820t.h"
41 #include "mn88473.h"
43 MODULE_DESCRIPTION("driver for cx231xx based DVB cards");
44 MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
45 MODULE_LICENSE("GPL");
47 static unsigned int debug;
48 module_param(debug, int, 0644);
49 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
51 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
53 #define CX231XX_DVB_NUM_BUFS 5
54 #define CX231XX_DVB_MAX_PACKETSIZE 564
55 #define CX231XX_DVB_MAX_PACKETS 64
57 struct cx231xx_dvb {
58 struct dvb_frontend *frontend;
60 /* feed count management */
61 struct mutex lock;
62 int nfeeds;
64 /* general boilerplate stuff */
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;
71 struct i2c_client *i2c_client_demod;
72 struct i2c_client *i2c_client_tuner;
75 static struct s5h1432_config dvico_s5h1432_config = {
76 .output_mode = S5H1432_SERIAL_OUTPUT,
77 .gpio = S5H1432_GPIO_ON,
78 .qam_if = S5H1432_IF_4000,
79 .vsb_if = S5H1432_IF_4000,
80 .inversion = S5H1432_INVERSION_OFF,
81 .status_mode = S5H1432_DEMODLOCKING,
82 .mpeg_timing = S5H1432_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
85 static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = {
86 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
87 .if_lvl = 1, .rfagc_top = 0x37, },
88 .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
89 .if_lvl = 1, .rfagc_top = 0x37, },
90 .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6,
91 .if_lvl = 1, .rfagc_top = 0x37, },
94 static struct tda18271_std_map mb86a20s_tda18271_config = {
95 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
96 .if_lvl = 0, .rfagc_top = 0x37, },
99 static struct tda18271_config cnxt_rde253s_tunerconfig = {
100 .std_map = &cnxt_rde253s_tda18271_std_map,
101 .gate = TDA18271_GATE_ANALOG,
104 static struct s5h1411_config tda18271_s5h1411_config = {
105 .output_mode = S5H1411_SERIAL_OUTPUT,
106 .gpio = S5H1411_GPIO_OFF,
107 .vsb_if = S5H1411_IF_3250,
108 .qam_if = S5H1411_IF_4000,
109 .inversion = S5H1411_INVERSION_ON,
110 .status_mode = S5H1411_DEMODLOCKING,
111 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
113 static struct s5h1411_config xc5000_s5h1411_config = {
114 .output_mode = S5H1411_SERIAL_OUTPUT,
115 .gpio = S5H1411_GPIO_OFF,
116 .vsb_if = S5H1411_IF_3250,
117 .qam_if = S5H1411_IF_3250,
118 .inversion = S5H1411_INVERSION_OFF,
119 .status_mode = S5H1411_DEMODLOCKING,
120 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
123 static struct lgdt3305_config hcw_lgdt3305_config = {
124 .i2c_addr = 0x0e,
125 .mpeg_mode = LGDT3305_MPEG_SERIAL,
126 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
127 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
128 .deny_i2c_rptr = 1,
129 .spectral_inversion = 1,
130 .qam_if_khz = 4000,
131 .vsb_if_khz = 3250,
134 static struct tda18271_std_map hauppauge_tda18271_std_map = {
135 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4,
136 .if_lvl = 1, .rfagc_top = 0x58, },
137 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
138 .if_lvl = 1, .rfagc_top = 0x58, },
141 static struct tda18271_config hcw_tda18271_config = {
142 .std_map = &hauppauge_tda18271_std_map,
143 .gate = TDA18271_GATE_DIGITAL,
146 static const struct mb86a20s_config pv_mb86a20s_config = {
147 .demod_address = 0x10,
148 .is_serial = true,
151 static struct tda18271_config pv_tda18271_config = {
152 .std_map = &mb86a20s_tda18271_config,
153 .gate = TDA18271_GATE_DIGITAL,
154 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
157 static struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = {
158 .i2c_addr = 0x59,
159 .qam_if_khz = 4000,
160 .vsb_if_khz = 3250,
161 .deny_i2c_rptr = 1,
162 .spectral_inversion = 1,
163 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
164 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
165 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
166 .xtalMHz = 25,
169 static struct r820t_config astrometa_t2hybrid_r820t_config = {
170 .i2c_addr = 0x3a, /* 0x74 >> 1 */
171 .xtal = 16000000,
172 .rafael_chip = CHIP_R828D,
173 .max_i2c_msg_len = 2,
176 static inline void print_err_status(struct cx231xx *dev, int packet, int status)
178 char *errmsg = "Unknown";
180 switch (status) {
181 case -ENOENT:
182 errmsg = "unlinked synchronously";
183 break;
184 case -ECONNRESET:
185 errmsg = "unlinked asynchronously";
186 break;
187 case -ENOSR:
188 errmsg = "Buffer error (overrun)";
189 break;
190 case -EPIPE:
191 errmsg = "Stalled (device not responding)";
192 break;
193 case -EOVERFLOW:
194 errmsg = "Babble (bad cable?)";
195 break;
196 case -EPROTO:
197 errmsg = "Bit-stuff error (bad cable?)";
198 break;
199 case -EILSEQ:
200 errmsg = "CRC/Timeout (could be anything)";
201 break;
202 case -ETIME:
203 errmsg = "Device does not respond";
204 break;
206 if (packet < 0) {
207 dev_dbg(dev->dev,
208 "URB status %d [%s].\n", status, errmsg);
209 } else {
210 dev_dbg(dev->dev,
211 "URB packet %d, status %d [%s].\n",
212 packet, status, errmsg);
216 static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb)
218 int i;
220 if (!dev)
221 return 0;
223 if (dev->state & DEV_DISCONNECTED)
224 return 0;
226 if (urb->status < 0) {
227 print_err_status(dev, -1, urb->status);
228 if (urb->status == -ENOENT)
229 return 0;
232 for (i = 0; i < urb->number_of_packets; i++) {
233 int status = urb->iso_frame_desc[i].status;
235 if (status < 0) {
236 print_err_status(dev, i, status);
237 if (urb->iso_frame_desc[i].status != -EPROTO)
238 continue;
241 dvb_dmx_swfilter(&dev->dvb->demux,
242 urb->transfer_buffer +
243 urb->iso_frame_desc[i].offset,
244 urb->iso_frame_desc[i].actual_length);
247 return 0;
250 static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb)
252 if (!dev)
253 return 0;
255 if (dev->state & DEV_DISCONNECTED)
256 return 0;
258 if (urb->status < 0) {
259 print_err_status(dev, -1, urb->status);
260 if (urb->status == -ENOENT)
261 return 0;
264 /* Feed the transport payload into the kernel demux */
265 dvb_dmx_swfilter(&dev->dvb->demux,
266 urb->transfer_buffer, urb->actual_length);
268 return 0;
271 static int start_streaming(struct cx231xx_dvb *dvb)
273 int rc;
274 struct cx231xx *dev = dvb->adapter.priv;
276 if (dev->USE_ISO) {
277 dev_dbg(dev->dev, "DVB transfer mode is ISO.\n");
278 cx231xx_set_alt_setting(dev, INDEX_TS1, 4);
279 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
280 if (rc < 0)
281 return rc;
282 dev->mode_tv = 1;
283 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS,
284 CX231XX_DVB_NUM_BUFS,
285 dev->ts1_mode.max_pkt_size,
286 dvb_isoc_copy);
287 } else {
288 dev_dbg(dev->dev, "DVB transfer mode is BULK.\n");
289 cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
290 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
291 if (rc < 0)
292 return rc;
293 dev->mode_tv = 1;
294 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS,
295 CX231XX_DVB_NUM_BUFS,
296 dev->ts1_mode.max_pkt_size,
297 dvb_bulk_copy);
302 static int stop_streaming(struct cx231xx_dvb *dvb)
304 struct cx231xx *dev = dvb->adapter.priv;
306 if (dev->USE_ISO)
307 cx231xx_uninit_isoc(dev);
308 else
309 cx231xx_uninit_bulk(dev);
311 cx231xx_set_mode(dev, CX231XX_SUSPEND);
313 return 0;
316 static int start_feed(struct dvb_demux_feed *feed)
318 struct dvb_demux *demux = feed->demux;
319 struct cx231xx_dvb *dvb = demux->priv;
320 int rc, ret;
322 if (!demux->dmx.frontend)
323 return -EINVAL;
325 mutex_lock(&dvb->lock);
326 dvb->nfeeds++;
327 rc = dvb->nfeeds;
329 if (dvb->nfeeds == 1) {
330 ret = start_streaming(dvb);
331 if (ret < 0)
332 rc = ret;
335 mutex_unlock(&dvb->lock);
336 return rc;
339 static int stop_feed(struct dvb_demux_feed *feed)
341 struct dvb_demux *demux = feed->demux;
342 struct cx231xx_dvb *dvb = demux->priv;
343 int err = 0;
345 mutex_lock(&dvb->lock);
346 dvb->nfeeds--;
348 if (0 == dvb->nfeeds)
349 err = stop_streaming(dvb);
351 mutex_unlock(&dvb->lock);
352 return err;
355 /* ------------------------------------------------------------------ */
356 static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
358 struct cx231xx *dev = fe->dvb->priv;
360 if (acquire)
361 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
362 else
363 return cx231xx_set_mode(dev, CX231XX_SUSPEND);
366 /* ------------------------------------------------------------------ */
368 static struct xc5000_config cnxt_rde250_tunerconfig = {
369 .i2c_address = 0x61,
370 .if_khz = 4000,
372 static struct xc5000_config cnxt_rdu250_tunerconfig = {
373 .i2c_address = 0x61,
374 .if_khz = 3250,
377 /* ------------------------------------------------------------------ */
378 #if 0
379 static int attach_xc5000(u8 addr, struct cx231xx *dev)
382 struct dvb_frontend *fe;
383 struct xc5000_config cfg;
385 memset(&cfg, 0, sizeof(cfg));
386 cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
387 cfg.i2c_addr = addr;
389 if (!dev->dvb->frontend) {
390 dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n",
391 dev->name);
392 return -EINVAL;
395 fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg);
396 if (!fe) {
397 dev_err(dev->dev, "%s/2: xc5000 attach failed\n", dev->name);
398 dvb_frontend_detach(dev->dvb->frontend);
399 dev->dvb->frontend = NULL;
400 return -EINVAL;
403 dev_info(dev->dev, "%s/2: xc5000 attached\n", dev->name);
405 return 0;
407 #endif
409 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
411 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
413 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
415 if (dops->set_analog_params != NULL) {
416 struct analog_parameters params;
418 params.frequency = freq;
419 params.std = dev->norm;
420 params.mode = 0; /* 0- Air; 1 - cable */
421 /*params.audmode = ; */
423 /* Set the analog parameters to set the frequency */
424 dops->set_analog_params(dev->dvb->frontend, &params);
429 return 0;
432 int cx231xx_reset_analog_tuner(struct cx231xx *dev)
434 int status = 0;
436 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) {
438 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops;
440 if (dops->init != NULL && !dev->xc_fw_load_done) {
442 dev_dbg(dev->dev,
443 "Reloading firmware for XC5000\n");
444 status = dops->init(dev->dvb->frontend);
445 if (status == 0) {
446 dev->xc_fw_load_done = 1;
447 dev_dbg(dev->dev,
448 "XC5000 firmware download completed\n");
449 } else {
450 dev->xc_fw_load_done = 0;
451 dev_dbg(dev->dev,
452 "XC5000 firmware download failed !!!\n");
458 return status;
461 /* ------------------------------------------------------------------ */
463 static int register_dvb(struct cx231xx_dvb *dvb,
464 struct module *module,
465 struct cx231xx *dev, struct device *device)
467 int result;
469 mutex_init(&dvb->lock);
472 /* register adapter */
473 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
474 adapter_nr);
475 if (result < 0) {
476 dev_warn(dev->dev,
477 "%s: dvb_register_adapter failed (errno = %d)\n",
478 dev->name, result);
479 goto fail_adapter;
481 dvb_register_media_controller(&dvb->adapter, dev->media_dev);
483 /* Ensure all frontends negotiate bus access */
484 dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
486 dvb->adapter.priv = dev;
488 /* register frontend */
489 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
490 if (result < 0) {
491 dev_warn(dev->dev,
492 "%s: dvb_register_frontend failed (errno = %d)\n",
493 dev->name, result);
494 goto fail_frontend;
497 /* register demux stuff */
498 dvb->demux.dmx.capabilities =
499 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
500 DMX_MEMORY_BASED_FILTERING;
501 dvb->demux.priv = dvb;
502 dvb->demux.filternum = 256;
503 dvb->demux.feednum = 256;
504 dvb->demux.start_feed = start_feed;
505 dvb->demux.stop_feed = stop_feed;
507 result = dvb_dmx_init(&dvb->demux);
508 if (result < 0) {
509 dev_warn(dev->dev,
510 "%s: dvb_dmx_init failed (errno = %d)\n",
511 dev->name, result);
512 goto fail_dmx;
515 dvb->dmxdev.filternum = 256;
516 dvb->dmxdev.demux = &dvb->demux.dmx;
517 dvb->dmxdev.capabilities = 0;
518 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
519 if (result < 0) {
520 dev_warn(dev->dev,
521 "%s: dvb_dmxdev_init failed (errno = %d)\n",
522 dev->name, result);
523 goto fail_dmxdev;
526 dvb->fe_hw.source = DMX_FRONTEND_0;
527 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
528 if (result < 0) {
529 dev_warn(dev->dev,
530 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
531 dev->name, result);
532 goto fail_fe_hw;
535 dvb->fe_mem.source = DMX_MEMORY_FE;
536 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
537 if (result < 0) {
538 dev_warn(dev->dev,
539 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
540 dev->name, result);
541 goto fail_fe_mem;
544 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
545 if (result < 0) {
546 dev_warn(dev->dev,
547 "%s: connect_frontend failed (errno = %d)\n",
548 dev->name, result);
549 goto fail_fe_conn;
552 /* register network adapter */
553 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
554 result = dvb_create_media_graph(&dvb->adapter,
555 dev->tuner_type == TUNER_ABSENT);
556 if (result < 0)
557 goto fail_create_graph;
559 return 0;
561 fail_create_graph:
562 dvb_net_release(&dvb->net);
563 fail_fe_conn:
564 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
565 fail_fe_mem:
566 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
567 fail_fe_hw:
568 dvb_dmxdev_release(&dvb->dmxdev);
569 fail_dmxdev:
570 dvb_dmx_release(&dvb->demux);
571 fail_dmx:
572 dvb_unregister_frontend(dvb->frontend);
573 fail_frontend:
574 dvb_frontend_detach(dvb->frontend);
575 dvb_unregister_adapter(&dvb->adapter);
576 fail_adapter:
577 return result;
580 static void unregister_dvb(struct cx231xx_dvb *dvb)
582 struct i2c_client *client;
583 dvb_net_release(&dvb->net);
584 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
585 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
586 dvb_dmxdev_release(&dvb->dmxdev);
587 dvb_dmx_release(&dvb->demux);
588 dvb_unregister_frontend(dvb->frontend);
589 dvb_frontend_detach(dvb->frontend);
590 dvb_unregister_adapter(&dvb->adapter);
591 /* remove I2C tuner */
592 client = dvb->i2c_client_tuner;
593 if (client) {
594 module_put(client->dev.driver->owner);
595 i2c_unregister_device(client);
597 /* remove I2C demod */
598 client = dvb->i2c_client_demod;
599 if (client) {
600 module_put(client->dev.driver->owner);
601 i2c_unregister_device(client);
605 static int dvb_init(struct cx231xx *dev)
607 int result = 0;
608 struct cx231xx_dvb *dvb;
609 struct i2c_adapter *tuner_i2c;
610 struct i2c_adapter *demod_i2c;
612 if (!dev->board.has_dvb) {
613 /* This device does not support the extension */
614 return 0;
617 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
619 if (dvb == NULL) {
620 dev_info(dev->dev,
621 "cx231xx_dvb: memory allocation failed\n");
622 return -ENOMEM;
624 dev->dvb = dvb;
625 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
626 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
628 tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
629 demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master);
630 mutex_lock(&dev->lock);
631 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
632 cx231xx_demod_reset(dev);
633 /* init frontend */
634 switch (dev->model) {
635 case CX231XX_BOARD_CNXT_CARRAERA:
636 case CX231XX_BOARD_CNXT_RDE_250:
638 dev->dvb->frontend = dvb_attach(s5h1432_attach,
639 &dvico_s5h1432_config,
640 demod_i2c);
642 if (dev->dvb->frontend == NULL) {
643 dev_err(dev->dev,
644 "Failed to attach s5h1432 front end\n");
645 result = -EINVAL;
646 goto out_free;
649 /* define general-purpose callback pointer */
650 dvb->frontend->callback = cx231xx_tuner_callback;
652 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
653 tuner_i2c,
654 &cnxt_rde250_tunerconfig)) {
655 result = -EINVAL;
656 goto out_free;
659 break;
660 case CX231XX_BOARD_CNXT_SHELBY:
661 case CX231XX_BOARD_CNXT_RDU_250:
663 dev->dvb->frontend = dvb_attach(s5h1411_attach,
664 &xc5000_s5h1411_config,
665 demod_i2c);
667 if (dev->dvb->frontend == NULL) {
668 dev_err(dev->dev,
669 "Failed to attach s5h1411 front end\n");
670 result = -EINVAL;
671 goto out_free;
674 /* define general-purpose callback pointer */
675 dvb->frontend->callback = cx231xx_tuner_callback;
677 if (!dvb_attach(xc5000_attach, dev->dvb->frontend,
678 tuner_i2c,
679 &cnxt_rdu250_tunerconfig)) {
680 result = -EINVAL;
681 goto out_free;
683 break;
684 case CX231XX_BOARD_CNXT_RDE_253S:
686 dev->dvb->frontend = dvb_attach(s5h1432_attach,
687 &dvico_s5h1432_config,
688 demod_i2c);
690 if (dev->dvb->frontend == NULL) {
691 dev_err(dev->dev,
692 "Failed to attach s5h1432 front end\n");
693 result = -EINVAL;
694 goto out_free;
697 /* define general-purpose callback pointer */
698 dvb->frontend->callback = cx231xx_tuner_callback;
700 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
701 0x60, tuner_i2c,
702 &cnxt_rde253s_tunerconfig)) {
703 result = -EINVAL;
704 goto out_free;
706 break;
707 case CX231XX_BOARD_CNXT_RDU_253S:
708 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID:
710 dev->dvb->frontend = dvb_attach(s5h1411_attach,
711 &tda18271_s5h1411_config,
712 demod_i2c);
714 if (dev->dvb->frontend == NULL) {
715 dev_err(dev->dev,
716 "Failed to attach s5h1411 front end\n");
717 result = -EINVAL;
718 goto out_free;
721 /* define general-purpose callback pointer */
722 dvb->frontend->callback = cx231xx_tuner_callback;
724 if (!dvb_attach(tda18271_attach, dev->dvb->frontend,
725 0x60, tuner_i2c,
726 &cnxt_rde253s_tunerconfig)) {
727 result = -EINVAL;
728 goto out_free;
730 break;
731 case CX231XX_BOARD_HAUPPAUGE_EXETER:
733 dev_info(dev->dev,
734 "%s: looking for tuner / demod on i2c bus: %d\n",
735 __func__, i2c_adapter_id(tuner_i2c));
737 dev->dvb->frontend = dvb_attach(lgdt3305_attach,
738 &hcw_lgdt3305_config,
739 demod_i2c);
741 if (dev->dvb->frontend == NULL) {
742 dev_err(dev->dev,
743 "Failed to attach LG3305 front end\n");
744 result = -EINVAL;
745 goto out_free;
748 /* define general-purpose callback pointer */
749 dvb->frontend->callback = cx231xx_tuner_callback;
751 dvb_attach(tda18271_attach, dev->dvb->frontend,
752 0x60, tuner_i2c,
753 &hcw_tda18271_config);
754 break;
756 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
758 struct i2c_client *client;
759 struct i2c_board_info info;
760 struct si2165_platform_data si2165_pdata;
762 /* attach demod */
763 memset(&si2165_pdata, 0, sizeof(si2165_pdata));
764 si2165_pdata.fe = &dev->dvb->frontend;
765 si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL;
766 si2165_pdata.ref_freq_hz = 16000000;
768 memset(&info, 0, sizeof(struct i2c_board_info));
769 strlcpy(info.type, "si2165", I2C_NAME_SIZE);
770 info.addr = 0x64;
771 info.platform_data = &si2165_pdata;
772 request_module(info.type);
773 client = i2c_new_device(demod_i2c, &info);
774 if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) {
775 dev_err(dev->dev,
776 "Failed to attach SI2165 front end\n");
777 result = -EINVAL;
778 goto out_free;
781 if (!try_module_get(client->dev.driver->owner)) {
782 i2c_unregister_device(client);
783 result = -ENODEV;
784 goto out_free;
787 dvb->i2c_client_demod = client;
789 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
791 /* define general-purpose callback pointer */
792 dvb->frontend->callback = cx231xx_tuner_callback;
794 dvb_attach(tda18271_attach, dev->dvb->frontend,
795 0x60,
796 tuner_i2c,
797 &hcw_tda18271_config);
799 dev->cx231xx_reset_analog_tuner = NULL;
800 break;
802 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
804 struct i2c_client *client;
805 struct i2c_board_info info;
806 struct si2165_platform_data si2165_pdata;
807 struct si2157_config si2157_config;
809 /* attach demod */
810 memset(&si2165_pdata, 0, sizeof(si2165_pdata));
811 si2165_pdata.fe = &dev->dvb->frontend;
812 si2165_pdata.chip_mode = SI2165_MODE_PLL_EXT;
813 si2165_pdata.ref_freq_hz = 24000000;
815 memset(&info, 0, sizeof(struct i2c_board_info));
816 strlcpy(info.type, "si2165", I2C_NAME_SIZE);
817 info.addr = 0x64;
818 info.platform_data = &si2165_pdata;
819 request_module(info.type);
820 client = i2c_new_device(demod_i2c, &info);
821 if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) {
822 dev_err(dev->dev,
823 "Failed to attach SI2165 front end\n");
824 result = -EINVAL;
825 goto out_free;
828 if (!try_module_get(client->dev.driver->owner)) {
829 i2c_unregister_device(client);
830 result = -ENODEV;
831 goto out_free;
834 dvb->i2c_client_demod = client;
836 memset(&info, 0, sizeof(struct i2c_board_info));
838 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
840 /* define general-purpose callback pointer */
841 dvb->frontend->callback = cx231xx_tuner_callback;
843 /* attach tuner */
844 memset(&si2157_config, 0, sizeof(si2157_config));
845 si2157_config.fe = dev->dvb->frontend;
846 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
847 si2157_config.mdev = dev->media_dev;
848 #endif
849 si2157_config.if_port = 1;
850 si2157_config.inversion = true;
851 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
852 info.addr = 0x60;
853 info.platform_data = &si2157_config;
854 request_module("si2157");
856 client = i2c_new_device(
857 tuner_i2c,
858 &info);
859 if (client == NULL || client->dev.driver == NULL) {
860 dvb_frontend_detach(dev->dvb->frontend);
861 result = -ENODEV;
862 goto out_free;
865 if (!try_module_get(client->dev.driver->owner)) {
866 i2c_unregister_device(client);
867 dvb_frontend_detach(dev->dvb->frontend);
868 result = -ENODEV;
869 goto out_free;
872 dev->cx231xx_reset_analog_tuner = NULL;
874 dev->dvb->i2c_client_tuner = client;
875 break;
877 case CX231XX_BOARD_HAUPPAUGE_955Q:
879 struct i2c_client *client;
880 struct i2c_board_info info;
881 struct si2157_config si2157_config;
883 memset(&info, 0, sizeof(struct i2c_board_info));
885 dev->dvb->frontend = dvb_attach(lgdt3306a_attach,
886 &hauppauge_955q_lgdt3306a_config,
887 demod_i2c
890 if (dev->dvb->frontend == NULL) {
891 dev_err(dev->dev,
892 "Failed to attach LGDT3306A frontend.\n");
893 result = -EINVAL;
894 goto out_free;
897 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL;
899 /* define general-purpose callback pointer */
900 dvb->frontend->callback = cx231xx_tuner_callback;
902 /* attach tuner */
903 memset(&si2157_config, 0, sizeof(si2157_config));
904 si2157_config.fe = dev->dvb->frontend;
905 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
906 si2157_config.mdev = dev->media_dev;
907 #endif
908 si2157_config.if_port = 1;
909 si2157_config.inversion = true;
910 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
911 info.addr = 0x60;
912 info.platform_data = &si2157_config;
913 request_module("si2157");
915 client = i2c_new_device(
916 tuner_i2c,
917 &info);
918 if (client == NULL || client->dev.driver == NULL) {
919 dvb_frontend_detach(dev->dvb->frontend);
920 result = -ENODEV;
921 goto out_free;
924 if (!try_module_get(client->dev.driver->owner)) {
925 i2c_unregister_device(client);
926 dvb_frontend_detach(dev->dvb->frontend);
927 result = -ENODEV;
928 goto out_free;
931 dev->cx231xx_reset_analog_tuner = NULL;
933 dev->dvb->i2c_client_tuner = client;
934 break;
936 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
937 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID:
939 dev_info(dev->dev,
940 "%s: looking for demod on i2c bus: %d\n",
941 __func__, i2c_adapter_id(tuner_i2c));
943 dev->dvb->frontend = dvb_attach(mb86a20s_attach,
944 &pv_mb86a20s_config,
945 demod_i2c);
947 if (dev->dvb->frontend == NULL) {
948 dev_err(dev->dev,
949 "Failed to attach mb86a20s demod\n");
950 result = -EINVAL;
951 goto out_free;
954 /* define general-purpose callback pointer */
955 dvb->frontend->callback = cx231xx_tuner_callback;
957 dvb_attach(tda18271_attach, dev->dvb->frontend,
958 0x60, tuner_i2c,
959 &pv_tda18271_config);
960 break;
962 case CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD:
964 struct si2157_config si2157_config = {};
965 struct si2168_config si2168_config = {};
966 struct i2c_board_info info = {};
967 struct i2c_client *client;
968 struct i2c_adapter *adapter;
970 /* attach demodulator chip */
971 si2168_config.ts_mode = SI2168_TS_SERIAL; /* from *.inf file */
972 si2168_config.fe = &dev->dvb->frontend;
973 si2168_config.i2c_adapter = &adapter;
974 si2168_config.ts_clock_inv = true;
976 strlcpy(info.type, "si2168", sizeof(info.type));
977 info.addr = dev->board.demod_addr;
978 info.platform_data = &si2168_config;
980 request_module(info.type);
981 client = i2c_new_device(demod_i2c, &info);
983 if (client == NULL || client->dev.driver == NULL) {
984 result = -ENODEV;
985 goto out_free;
988 if (!try_module_get(client->dev.driver->owner)) {
989 i2c_unregister_device(client);
990 result = -ENODEV;
991 goto out_free;
994 dvb->i2c_client_demod = client;
996 /* attach tuner chip */
997 si2157_config.fe = dev->dvb->frontend;
998 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
999 si2157_config.mdev = dev->media_dev;
1000 #endif
1001 si2157_config.if_port = 1;
1002 si2157_config.inversion = false;
1004 memset(&info, 0, sizeof(info));
1005 strlcpy(info.type, "si2157", sizeof(info.type));
1006 info.addr = dev->board.tuner_addr;
1007 info.platform_data = &si2157_config;
1009 request_module(info.type);
1010 client = i2c_new_device(tuner_i2c, &info);
1012 if (client == NULL || client->dev.driver == NULL) {
1013 module_put(dvb->i2c_client_demod->dev.driver->owner);
1014 i2c_unregister_device(dvb->i2c_client_demod);
1015 result = -ENODEV;
1016 goto out_free;
1019 if (!try_module_get(client->dev.driver->owner)) {
1020 i2c_unregister_device(client);
1021 module_put(dvb->i2c_client_demod->dev.driver->owner);
1022 i2c_unregister_device(dvb->i2c_client_demod);
1023 result = -ENODEV;
1024 goto out_free;
1027 dev->cx231xx_reset_analog_tuner = NULL;
1028 dev->dvb->i2c_client_tuner = client;
1029 break;
1031 case CX231XX_BOARD_ASTROMETA_T2HYBRID:
1033 struct i2c_client *client;
1034 struct i2c_board_info info = {};
1035 struct mn88473_config mn88473_config = {};
1037 /* attach demodulator chip */
1038 mn88473_config.i2c_wr_max = 16;
1039 mn88473_config.xtal = 25000000;
1040 mn88473_config.fe = &dev->dvb->frontend;
1042 strlcpy(info.type, "mn88473", sizeof(info.type));
1043 info.addr = dev->board.demod_addr;
1044 info.platform_data = &mn88473_config;
1046 request_module(info.type);
1047 client = i2c_new_device(demod_i2c, &info);
1049 if (client == NULL || client->dev.driver == NULL) {
1050 result = -ENODEV;
1051 goto out_free;
1054 if (!try_module_get(client->dev.driver->owner)) {
1055 i2c_unregister_device(client);
1056 result = -ENODEV;
1057 goto out_free;
1060 dvb->i2c_client_demod = client;
1062 /* define general-purpose callback pointer */
1063 dvb->frontend->callback = cx231xx_tuner_callback;
1065 /* attach tuner chip */
1066 dvb_attach(r820t_attach, dev->dvb->frontend,
1067 tuner_i2c,
1068 &astrometa_t2hybrid_r820t_config);
1069 break;
1071 default:
1072 dev_err(dev->dev,
1073 "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
1074 dev->name);
1075 break;
1077 if (NULL == dvb->frontend) {
1078 dev_err(dev->dev,
1079 "%s/2: frontend initialization failed\n", dev->name);
1080 result = -EINVAL;
1081 goto out_free;
1084 /* register everything */
1085 result = register_dvb(dvb, THIS_MODULE, dev, dev->dev);
1087 if (result < 0)
1088 goto out_free;
1091 dev_info(dev->dev, "Successfully loaded cx231xx-dvb\n");
1093 ret:
1094 cx231xx_set_mode(dev, CX231XX_SUSPEND);
1095 mutex_unlock(&dev->lock);
1096 return result;
1098 out_free:
1099 kfree(dvb);
1100 dev->dvb = NULL;
1101 goto ret;
1104 static int dvb_fini(struct cx231xx *dev)
1106 if (!dev->board.has_dvb) {
1107 /* This device does not support the extension */
1108 return 0;
1111 if (dev->dvb) {
1112 unregister_dvb(dev->dvb);
1113 dev->dvb = NULL;
1116 return 0;
1119 static struct cx231xx_ops dvb_ops = {
1120 .id = CX231XX_DVB,
1121 .name = "Cx231xx dvb Extension",
1122 .init = dvb_init,
1123 .fini = dvb_fini,
1126 static int __init cx231xx_dvb_register(void)
1128 return cx231xx_register_extension(&dvb_ops);
1131 static void __exit cx231xx_dvb_unregister(void)
1133 cx231xx_unregister_extension(&dvb_ops);
1136 module_init(cx231xx_dvb_register);
1137 module_exit(cx231xx_dvb_unregister);