2 DVB device driver for cx231xx
4 Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
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.
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>
39 #include "lgdt3306a.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
56 #define CX231XX_DVB_MAX_FRONTENDS 2
59 struct dvb_frontend *frontend[CX231XX_DVB_MAX_FRONTENDS];
61 /* feed count management */
65 /* general boilerplate stuff */
66 struct dvb_adapter adapter;
67 struct dvb_demux demux;
69 struct dmx_frontend fe_hw;
70 struct dmx_frontend fe_mem;
72 struct i2c_client *i2c_client_demod[2];
73 struct i2c_client *i2c_client_tuner;
76 static struct s5h1432_config dvico_s5h1432_config = {
77 .output_mode = S5H1432_SERIAL_OUTPUT,
78 .gpio = S5H1432_GPIO_ON,
79 .qam_if = S5H1432_IF_4000,
80 .vsb_if = S5H1432_IF_4000,
81 .inversion = S5H1432_INVERSION_OFF,
82 .status_mode = S5H1432_DEMODLOCKING,
83 .mpeg_timing = S5H1432_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
86 static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = {
87 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
88 .if_lvl = 1, .rfagc_top = 0x37, },
89 .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
90 .if_lvl = 1, .rfagc_top = 0x37, },
91 .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6,
92 .if_lvl = 1, .rfagc_top = 0x37, },
95 static struct tda18271_std_map mb86a20s_tda18271_config = {
96 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
97 .if_lvl = 0, .rfagc_top = 0x37, },
100 static struct tda18271_config cnxt_rde253s_tunerconfig = {
101 .std_map = &cnxt_rde253s_tda18271_std_map,
102 .gate = TDA18271_GATE_ANALOG,
105 static struct s5h1411_config tda18271_s5h1411_config = {
106 .output_mode = S5H1411_SERIAL_OUTPUT,
107 .gpio = S5H1411_GPIO_OFF,
108 .vsb_if = S5H1411_IF_3250,
109 .qam_if = S5H1411_IF_4000,
110 .inversion = S5H1411_INVERSION_ON,
111 .status_mode = S5H1411_DEMODLOCKING,
112 .mpeg_timing = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
114 static struct s5h1411_config xc5000_s5h1411_config = {
115 .output_mode = S5H1411_SERIAL_OUTPUT,
116 .gpio = S5H1411_GPIO_OFF,
117 .vsb_if = S5H1411_IF_3250,
118 .qam_if = S5H1411_IF_3250,
119 .inversion = S5H1411_INVERSION_OFF,
120 .status_mode = S5H1411_DEMODLOCKING,
121 .mpeg_timing = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
124 static struct lgdt3305_config hcw_lgdt3305_config = {
126 .mpeg_mode = LGDT3305_MPEG_SERIAL,
127 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
128 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
130 .spectral_inversion = 1,
135 static struct tda18271_std_map hauppauge_tda18271_std_map = {
136 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4,
137 .if_lvl = 1, .rfagc_top = 0x58, },
138 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5,
139 .if_lvl = 1, .rfagc_top = 0x58, },
142 static struct tda18271_config hcw_tda18271_config = {
143 .std_map = &hauppauge_tda18271_std_map,
144 .gate = TDA18271_GATE_DIGITAL,
147 static const struct mb86a20s_config pv_mb86a20s_config = {
148 .demod_address = 0x10,
152 static struct tda18271_config pv_tda18271_config = {
153 .std_map = &mb86a20s_tda18271_config,
154 .gate = TDA18271_GATE_DIGITAL,
155 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
158 static struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = {
163 .spectral_inversion = 1,
164 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
165 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
166 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
170 static struct r820t_config astrometa_t2hybrid_r820t_config = {
171 .i2c_addr = 0x3a, /* 0x74 >> 1 */
173 .rafael_chip = CHIP_R828D,
174 .max_i2c_msg_len = 2,
177 static inline void print_err_status(struct cx231xx *dev, int packet, int status)
179 char *errmsg = "Unknown";
183 errmsg = "unlinked synchronously";
186 errmsg = "unlinked asynchronously";
189 errmsg = "Buffer error (overrun)";
192 errmsg = "Stalled (device not responding)";
195 errmsg = "Babble (bad cable?)";
198 errmsg = "Bit-stuff error (bad cable?)";
201 errmsg = "CRC/Timeout (could be anything)";
204 errmsg = "Device does not respond";
209 "URB status %d [%s].\n", status, errmsg);
212 "URB packet %d, status %d [%s].\n",
213 packet, status, errmsg);
217 static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb)
224 if (dev->state & DEV_DISCONNECTED)
227 if (urb->status < 0) {
228 print_err_status(dev, -1, urb->status);
229 if (urb->status == -ENOENT)
233 for (i = 0; i < urb->number_of_packets; i++) {
234 int status = urb->iso_frame_desc[i].status;
237 print_err_status(dev, i, status);
238 if (urb->iso_frame_desc[i].status != -EPROTO)
242 dvb_dmx_swfilter(&dev->dvb->demux,
243 urb->transfer_buffer +
244 urb->iso_frame_desc[i].offset,
245 urb->iso_frame_desc[i].actual_length);
251 static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb)
256 if (dev->state & DEV_DISCONNECTED)
259 if (urb->status < 0) {
260 print_err_status(dev, -1, urb->status);
261 if (urb->status == -ENOENT)
265 /* Feed the transport payload into the kernel demux */
266 dvb_dmx_swfilter(&dev->dvb->demux,
267 urb->transfer_buffer, urb->actual_length);
272 static int start_streaming(struct cx231xx_dvb *dvb)
275 struct cx231xx *dev = dvb->adapter.priv;
278 dev_dbg(dev->dev, "DVB transfer mode is ISO.\n");
279 cx231xx_set_alt_setting(dev, INDEX_TS1, 5);
280 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
284 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS,
285 CX231XX_DVB_NUM_BUFS,
286 dev->ts1_mode.max_pkt_size,
289 dev_dbg(dev->dev, "DVB transfer mode is BULK.\n");
290 cx231xx_set_alt_setting(dev, INDEX_TS1, 0);
291 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
295 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS,
296 CX231XX_DVB_NUM_BUFS,
297 dev->ts1_mode.max_pkt_size,
303 static int stop_streaming(struct cx231xx_dvb *dvb)
305 struct cx231xx *dev = dvb->adapter.priv;
308 cx231xx_uninit_isoc(dev);
310 cx231xx_uninit_bulk(dev);
312 cx231xx_set_mode(dev, CX231XX_SUSPEND);
317 static int start_feed(struct dvb_demux_feed *feed)
319 struct dvb_demux *demux = feed->demux;
320 struct cx231xx_dvb *dvb = demux->priv;
323 if (!demux->dmx.frontend)
326 mutex_lock(&dvb->lock);
330 if (dvb->nfeeds == 1) {
331 ret = start_streaming(dvb);
336 mutex_unlock(&dvb->lock);
340 static int stop_feed(struct dvb_demux_feed *feed)
342 struct dvb_demux *demux = feed->demux;
343 struct cx231xx_dvb *dvb = demux->priv;
346 mutex_lock(&dvb->lock);
349 if (0 == dvb->nfeeds)
350 err = stop_streaming(dvb);
352 mutex_unlock(&dvb->lock);
356 /* ------------------------------------------------------------------ */
357 static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
359 struct cx231xx *dev = fe->dvb->priv;
362 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
364 return cx231xx_set_mode(dev, CX231XX_SUSPEND);
367 /* ------------------------------------------------------------------ */
369 static struct xc5000_config cnxt_rde250_tunerconfig = {
373 static struct xc5000_config cnxt_rdu250_tunerconfig = {
378 /* ------------------------------------------------------------------ */
380 static int attach_xc5000(u8 addr, struct cx231xx *dev)
383 struct dvb_frontend *fe;
384 struct xc5000_config cfg;
386 memset(&cfg, 0, sizeof(cfg));
387 cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
390 if (!dev->dvb->frontend[0]) {
391 dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n",
396 fe = dvb_attach(xc5000_attach, dev->dvb->frontend[0], &cfg);
398 dev_err(dev->dev, "%s/2: xc5000 attach failed\n", dev->name);
399 dvb_frontend_detach(dev->dvb->frontend[0]);
400 dev->dvb->frontend[0] = NULL;
404 dev_info(dev->dev, "%s/2: xc5000 attached\n", dev->name);
410 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq)
412 if (dev->dvb && dev->dvb->frontend[0]) {
414 struct dvb_tuner_ops *dops = &dev->dvb->frontend[0]->ops.tuner_ops;
416 if (dops->set_analog_params != NULL) {
417 struct analog_parameters params;
419 params.frequency = freq;
420 params.std = dev->norm;
421 params.mode = 0; /* 0- Air; 1 - cable */
422 /*params.audmode = ; */
424 /* Set the analog parameters to set the frequency */
425 dops->set_analog_params(dev->dvb->frontend[0], ¶ms);
433 int cx231xx_reset_analog_tuner(struct cx231xx *dev)
437 if (dev->dvb && dev->dvb->frontend[0]) {
439 struct dvb_tuner_ops *dops = &dev->dvb->frontend[0]->ops.tuner_ops;
441 if (dops->init != NULL && !dev->xc_fw_load_done) {
444 "Reloading firmware for XC5000\n");
445 status = dops->init(dev->dvb->frontend[0]);
447 dev->xc_fw_load_done = 1;
449 "XC5000 firmware download completed\n");
451 dev->xc_fw_load_done = 0;
453 "XC5000 firmware download failed !!!\n");
462 /* ------------------------------------------------------------------ */
464 static int register_dvb(struct cx231xx_dvb *dvb,
465 struct module *module,
466 struct cx231xx *dev, struct device *device)
470 mutex_init(&dvb->lock);
473 /* register adapter */
474 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
478 "%s: dvb_register_adapter failed (errno = %d)\n",
482 dvb_register_media_controller(&dvb->adapter, dev->media_dev);
484 /* Ensure all frontends negotiate bus access */
485 dvb->frontend[0]->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
486 if (dvb->frontend[1])
487 dvb->frontend[1]->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl;
489 dvb->adapter.priv = dev;
491 /* register frontend */
492 result = dvb_register_frontend(&dvb->adapter, dvb->frontend[0]);
495 "%s: dvb_register_frontend failed (errno = %d)\n",
500 if (dvb->frontend[1]) {
501 result = dvb_register_frontend(&dvb->adapter, dvb->frontend[1]);
504 "%s: 2nd dvb_register_frontend failed (errno = %d)\n",
510 dvb->adapter.mfe_shared = 1;
513 /* register demux stuff */
514 dvb->demux.dmx.capabilities =
515 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
516 DMX_MEMORY_BASED_FILTERING;
517 dvb->demux.priv = dvb;
518 dvb->demux.filternum = 256;
519 dvb->demux.feednum = 256;
520 dvb->demux.start_feed = start_feed;
521 dvb->demux.stop_feed = stop_feed;
523 result = dvb_dmx_init(&dvb->demux);
526 "%s: dvb_dmx_init failed (errno = %d)\n",
531 dvb->dmxdev.filternum = 256;
532 dvb->dmxdev.demux = &dvb->demux.dmx;
533 dvb->dmxdev.capabilities = 0;
534 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
537 "%s: dvb_dmxdev_init failed (errno = %d)\n",
542 dvb->fe_hw.source = DMX_FRONTEND_0;
543 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
546 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
551 dvb->fe_mem.source = DMX_MEMORY_FE;
552 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
555 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
560 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
563 "%s: connect_frontend failed (errno = %d)\n",
568 /* register network adapter */
569 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
570 result = dvb_create_media_graph(&dvb->adapter,
571 dev->tuner_type == TUNER_ABSENT);
573 goto fail_create_graph;
578 dvb_net_release(&dvb->net);
580 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
582 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
584 dvb_dmxdev_release(&dvb->dmxdev);
586 dvb_dmx_release(&dvb->demux);
588 if (dvb->frontend[1])
589 dvb_unregister_frontend(dvb->frontend[1]);
590 dvb_unregister_frontend(dvb->frontend[0]);
592 if (dvb->frontend[1])
593 dvb_frontend_detach(dvb->frontend[1]);
595 dvb_frontend_detach(dvb->frontend[0]);
596 dvb_unregister_adapter(&dvb->adapter);
601 static void unregister_dvb(struct cx231xx_dvb *dvb)
603 struct i2c_client *client;
604 dvb_net_release(&dvb->net);
605 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
606 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
607 dvb_dmxdev_release(&dvb->dmxdev);
608 dvb_dmx_release(&dvb->demux);
609 if (dvb->frontend[1])
610 dvb_unregister_frontend(dvb->frontend[1]);
611 dvb_unregister_frontend(dvb->frontend[0]);
612 if (dvb->frontend[1])
613 dvb_frontend_detach(dvb->frontend[1]);
614 dvb_frontend_detach(dvb->frontend[0]);
615 dvb_unregister_adapter(&dvb->adapter);
616 /* remove I2C tuner */
617 client = dvb->i2c_client_tuner;
619 module_put(client->dev.driver->owner);
620 i2c_unregister_device(client);
622 /* remove I2C demod */
623 client = dvb->i2c_client_demod[1];
625 module_put(client->dev.driver->owner);
626 i2c_unregister_device(client);
628 client = dvb->i2c_client_demod[0];
630 module_put(client->dev.driver->owner);
631 i2c_unregister_device(client);
635 static int dvb_init(struct cx231xx *dev)
638 struct cx231xx_dvb *dvb;
639 struct i2c_adapter *tuner_i2c;
640 struct i2c_adapter *demod_i2c;
642 if (!dev->board.has_dvb) {
643 /* This device does not support the extension */
647 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL);
651 "cx231xx_dvb: memory allocation failed\n");
655 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq;
656 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner;
658 tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master);
659 demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master);
660 mutex_lock(&dev->lock);
661 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE);
662 cx231xx_demod_reset(dev);
664 switch (dev->model) {
665 case CX231XX_BOARD_CNXT_CARRAERA:
666 case CX231XX_BOARD_CNXT_RDE_250:
668 dev->dvb->frontend[0] = dvb_attach(s5h1432_attach,
669 &dvico_s5h1432_config,
672 if (!dev->dvb->frontend[0]) {
674 "Failed to attach s5h1432 front end\n");
679 /* define general-purpose callback pointer */
680 dvb->frontend[0]->callback = cx231xx_tuner_callback;
682 if (!dvb_attach(xc5000_attach, dev->dvb->frontend[0],
684 &cnxt_rde250_tunerconfig)) {
690 case CX231XX_BOARD_CNXT_SHELBY:
691 case CX231XX_BOARD_CNXT_RDU_250:
693 dev->dvb->frontend[0] = dvb_attach(s5h1411_attach,
694 &xc5000_s5h1411_config,
697 if (!dev->dvb->frontend[0]) {
699 "Failed to attach s5h1411 front end\n");
704 /* define general-purpose callback pointer */
705 dvb->frontend[0]->callback = cx231xx_tuner_callback;
707 if (!dvb_attach(xc5000_attach, dev->dvb->frontend[0],
709 &cnxt_rdu250_tunerconfig)) {
714 case CX231XX_BOARD_CNXT_RDE_253S:
716 dev->dvb->frontend[0] = dvb_attach(s5h1432_attach,
717 &dvico_s5h1432_config,
720 if (!dev->dvb->frontend[0]) {
722 "Failed to attach s5h1432 front end\n");
727 /* define general-purpose callback pointer */
728 dvb->frontend[0]->callback = cx231xx_tuner_callback;
730 if (!dvb_attach(tda18271_attach, dev->dvb->frontend[0],
732 &cnxt_rde253s_tunerconfig)) {
737 case CX231XX_BOARD_CNXT_RDU_253S:
738 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID:
740 dev->dvb->frontend[0] = dvb_attach(s5h1411_attach,
741 &tda18271_s5h1411_config,
744 if (!dev->dvb->frontend[0]) {
746 "Failed to attach s5h1411 front end\n");
751 /* define general-purpose callback pointer */
752 dvb->frontend[0]->callback = cx231xx_tuner_callback;
754 if (!dvb_attach(tda18271_attach, dev->dvb->frontend[0],
756 &cnxt_rde253s_tunerconfig)) {
761 case CX231XX_BOARD_HAUPPAUGE_EXETER:
764 "%s: looking for tuner / demod on i2c bus: %d\n",
765 __func__, i2c_adapter_id(tuner_i2c));
767 dev->dvb->frontend[0] = dvb_attach(lgdt3305_attach,
768 &hcw_lgdt3305_config,
771 if (!dev->dvb->frontend[0]) {
773 "Failed to attach LG3305 front end\n");
778 /* define general-purpose callback pointer */
779 dvb->frontend[0]->callback = cx231xx_tuner_callback;
781 dvb_attach(tda18271_attach, dev->dvb->frontend[0],
783 &hcw_tda18271_config);
786 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx:
788 struct i2c_client *client;
789 struct i2c_board_info info;
790 struct si2165_platform_data si2165_pdata;
793 memset(&si2165_pdata, 0, sizeof(si2165_pdata));
794 si2165_pdata.fe = &dev->dvb->frontend[0];
795 si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL;
796 si2165_pdata.ref_freq_hz = 16000000;
798 memset(&info, 0, sizeof(struct i2c_board_info));
799 strlcpy(info.type, "si2165", I2C_NAME_SIZE);
801 info.platform_data = &si2165_pdata;
802 request_module(info.type);
803 client = i2c_new_device(demod_i2c, &info);
804 if (!client || !client->dev.driver || !dev->dvb->frontend[0]) {
806 "Failed to attach SI2165 front end\n");
811 if (!try_module_get(client->dev.driver->owner)) {
812 i2c_unregister_device(client);
817 dvb->i2c_client_demod[0] = client;
819 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL;
821 /* define general-purpose callback pointer */
822 dvb->frontend[0]->callback = cx231xx_tuner_callback;
824 dvb_attach(tda18271_attach, dev->dvb->frontend[0],
827 &hcw_tda18271_config);
829 dev->cx231xx_reset_analog_tuner = NULL;
832 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx:
834 struct i2c_client *client;
835 struct i2c_board_info info;
836 struct si2165_platform_data si2165_pdata;
837 struct si2157_config si2157_config;
840 memset(&si2165_pdata, 0, sizeof(si2165_pdata));
841 si2165_pdata.fe = &dev->dvb->frontend[0];
842 si2165_pdata.chip_mode = SI2165_MODE_PLL_EXT;
843 si2165_pdata.ref_freq_hz = 24000000;
845 memset(&info, 0, sizeof(struct i2c_board_info));
846 strlcpy(info.type, "si2165", I2C_NAME_SIZE);
848 info.platform_data = &si2165_pdata;
849 request_module(info.type);
850 client = i2c_new_device(demod_i2c, &info);
851 if (!client || !client->dev.driver || !dev->dvb->frontend[0]) {
853 "Failed to attach SI2165 front end\n");
858 if (!try_module_get(client->dev.driver->owner)) {
859 i2c_unregister_device(client);
864 dvb->i2c_client_demod[0] = client;
866 memset(&info, 0, sizeof(struct i2c_board_info));
868 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL;
870 /* define general-purpose callback pointer */
871 dvb->frontend[0]->callback = cx231xx_tuner_callback;
874 memset(&si2157_config, 0, sizeof(si2157_config));
875 si2157_config.fe = dev->dvb->frontend[0];
876 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
877 si2157_config.mdev = dev->media_dev;
879 si2157_config.if_port = 1;
880 si2157_config.inversion = true;
881 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
883 info.platform_data = &si2157_config;
884 request_module("si2157");
886 client = i2c_new_device(
889 if (client == NULL || client->dev.driver == NULL) {
890 dvb_frontend_detach(dev->dvb->frontend[0]);
895 if (!try_module_get(client->dev.driver->owner)) {
896 i2c_unregister_device(client);
897 dvb_frontend_detach(dev->dvb->frontend[0]);
902 dev->cx231xx_reset_analog_tuner = NULL;
904 dev->dvb->i2c_client_tuner = client;
907 case CX231XX_BOARD_HAUPPAUGE_955Q:
909 struct i2c_client *client;
910 struct i2c_board_info info;
911 struct si2157_config si2157_config;
913 memset(&info, 0, sizeof(struct i2c_board_info));
915 dev->dvb->frontend[0] = dvb_attach(lgdt3306a_attach,
916 &hauppauge_955q_lgdt3306a_config,
920 if (!dev->dvb->frontend[0]) {
922 "Failed to attach LGDT3306A frontend.\n");
927 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL;
929 /* define general-purpose callback pointer */
930 dvb->frontend[0]->callback = cx231xx_tuner_callback;
933 memset(&si2157_config, 0, sizeof(si2157_config));
934 si2157_config.fe = dev->dvb->frontend[0];
935 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
936 si2157_config.mdev = dev->media_dev;
938 si2157_config.if_port = 1;
939 si2157_config.inversion = true;
940 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
942 info.platform_data = &si2157_config;
943 request_module("si2157");
945 client = i2c_new_device(
948 if (client == NULL || client->dev.driver == NULL) {
949 dvb_frontend_detach(dev->dvb->frontend[0]);
954 if (!try_module_get(client->dev.driver->owner)) {
955 i2c_unregister_device(client);
956 dvb_frontend_detach(dev->dvb->frontend[0]);
961 dev->cx231xx_reset_analog_tuner = NULL;
963 dev->dvb->i2c_client_tuner = client;
966 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID:
967 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID:
970 "%s: looking for demod on i2c bus: %d\n",
971 __func__, i2c_adapter_id(tuner_i2c));
973 dev->dvb->frontend[0] = dvb_attach(mb86a20s_attach,
977 if (!dev->dvb->frontend[0]) {
979 "Failed to attach mb86a20s demod\n");
984 /* define general-purpose callback pointer */
985 dvb->frontend[0]->callback = cx231xx_tuner_callback;
987 dvb_attach(tda18271_attach, dev->dvb->frontend[0],
989 &pv_tda18271_config);
992 case CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD:
994 struct si2157_config si2157_config = {};
995 struct si2168_config si2168_config = {};
996 struct i2c_board_info info = {};
997 struct i2c_client *client;
998 struct i2c_adapter *adapter;
1000 /* attach demodulator chip */
1001 si2168_config.ts_mode = SI2168_TS_SERIAL; /* from *.inf file */
1002 si2168_config.fe = &dev->dvb->frontend[0];
1003 si2168_config.i2c_adapter = &adapter;
1004 si2168_config.ts_clock_inv = true;
1006 strlcpy(info.type, "si2168", sizeof(info.type));
1007 info.addr = dev->board.demod_addr;
1008 info.platform_data = &si2168_config;
1010 request_module(info.type);
1011 client = i2c_new_device(demod_i2c, &info);
1013 if (client == NULL || client->dev.driver == NULL) {
1018 if (!try_module_get(client->dev.driver->owner)) {
1019 i2c_unregister_device(client);
1024 dvb->i2c_client_demod[0] = client;
1026 /* attach tuner chip */
1027 si2157_config.fe = dev->dvb->frontend[0];
1028 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1029 si2157_config.mdev = dev->media_dev;
1031 si2157_config.if_port = 1;
1032 si2157_config.inversion = false;
1034 memset(&info, 0, sizeof(info));
1035 strlcpy(info.type, "si2157", sizeof(info.type));
1036 info.addr = dev->board.tuner_addr;
1037 info.platform_data = &si2157_config;
1039 request_module(info.type);
1040 client = i2c_new_device(tuner_i2c, &info);
1042 if (client == NULL || client->dev.driver == NULL) {
1043 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1044 i2c_unregister_device(dvb->i2c_client_demod[0]);
1049 if (!try_module_get(client->dev.driver->owner)) {
1050 i2c_unregister_device(client);
1051 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1052 i2c_unregister_device(dvb->i2c_client_demod[0]);
1057 dev->cx231xx_reset_analog_tuner = NULL;
1058 dev->dvb->i2c_client_tuner = client;
1061 case CX231XX_BOARD_ASTROMETA_T2HYBRID:
1063 struct i2c_client *client;
1064 struct i2c_board_info info = {};
1065 struct mn88473_config mn88473_config = {};
1067 /* attach demodulator chip */
1068 mn88473_config.i2c_wr_max = 16;
1069 mn88473_config.xtal = 25000000;
1070 mn88473_config.fe = &dev->dvb->frontend[0];
1072 strlcpy(info.type, "mn88473", sizeof(info.type));
1073 info.addr = dev->board.demod_addr;
1074 info.platform_data = &mn88473_config;
1076 request_module(info.type);
1077 client = i2c_new_device(demod_i2c, &info);
1079 if (client == NULL || client->dev.driver == NULL) {
1084 if (!try_module_get(client->dev.driver->owner)) {
1085 i2c_unregister_device(client);
1090 dvb->i2c_client_demod[0] = client;
1092 /* define general-purpose callback pointer */
1093 dvb->frontend[0]->callback = cx231xx_tuner_callback;
1095 /* attach tuner chip */
1096 dvb_attach(r820t_attach, dev->dvb->frontend[0],
1098 &astrometa_t2hybrid_r820t_config);
1101 case CX231XX_BOARD_HAUPPAUGE_935C:
1103 struct i2c_client *client;
1104 struct i2c_adapter *adapter;
1105 struct i2c_board_info info = {};
1106 struct si2157_config si2157_config = {};
1107 struct si2168_config si2168_config = {};
1109 /* attach demodulator chip */
1110 si2168_config.ts_mode = SI2168_TS_SERIAL;
1111 si2168_config.fe = &dev->dvb->frontend[0];
1112 si2168_config.i2c_adapter = &adapter;
1113 si2168_config.ts_clock_inv = true;
1115 strlcpy(info.type, "si2168", sizeof(info.type));
1116 info.addr = dev->board.demod_addr;
1117 info.platform_data = &si2168_config;
1119 request_module(info.type);
1120 client = i2c_new_device(demod_i2c, &info);
1121 if (client == NULL || client->dev.driver == NULL) {
1126 if (!try_module_get(client->dev.driver->owner)) {
1128 "Failed to attach %s frontend.\n", info.type);
1129 i2c_unregister_device(client);
1134 dvb->i2c_client_demod[0] = client;
1135 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL;
1137 /* define general-purpose callback pointer */
1138 dvb->frontend[0]->callback = cx231xx_tuner_callback;
1141 si2157_config.fe = dev->dvb->frontend[0];
1142 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1143 si2157_config.mdev = dev->media_dev;
1145 si2157_config.if_port = 1;
1146 si2157_config.inversion = true;
1148 memset(&info, 0, sizeof(struct i2c_board_info));
1149 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1150 info.addr = dev->board.tuner_addr;
1151 info.platform_data = &si2157_config;
1152 request_module("si2157");
1154 client = i2c_new_device(adapter, &info);
1155 if (client == NULL || client->dev.driver == NULL) {
1156 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1157 i2c_unregister_device(dvb->i2c_client_demod[0]);
1162 if (!try_module_get(client->dev.driver->owner)) {
1164 "Failed to obtain %s tuner.\n", info.type);
1165 i2c_unregister_device(client);
1166 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1167 i2c_unregister_device(dvb->i2c_client_demod[0]);
1172 dev->cx231xx_reset_analog_tuner = NULL;
1173 dev->dvb->i2c_client_tuner = client;
1176 case CX231XX_BOARD_HAUPPAUGE_975:
1178 struct i2c_client *client;
1179 struct i2c_adapter *adapter;
1180 struct i2c_adapter *adapter2;
1181 struct i2c_board_info info = {};
1182 struct si2157_config si2157_config = {};
1183 struct lgdt3306a_config lgdt3306a_config = {};
1184 struct si2168_config si2168_config = {};
1186 /* attach first demodulator chip */
1187 lgdt3306a_config = hauppauge_955q_lgdt3306a_config;
1188 lgdt3306a_config.fe = &dev->dvb->frontend[0];
1189 lgdt3306a_config.i2c_adapter = &adapter;
1190 lgdt3306a_config.deny_i2c_rptr = 0;
1192 strlcpy(info.type, "lgdt3306a", sizeof(info.type));
1193 info.addr = dev->board.demod_addr;
1194 info.platform_data = &lgdt3306a_config;
1196 request_module(info.type);
1197 client = i2c_new_device(demod_i2c, &info);
1198 if (client == NULL || client->dev.driver == NULL) {
1203 if (!try_module_get(client->dev.driver->owner)) {
1205 "Failed to attach %s frontend.\n", info.type);
1206 i2c_unregister_device(client);
1211 dvb->i2c_client_demod[0] = client;
1213 /* attach second demodulator chip */
1214 si2168_config.ts_mode = SI2168_TS_SERIAL;
1215 si2168_config.fe = &dev->dvb->frontend[1];
1216 si2168_config.i2c_adapter = &adapter2;
1217 si2168_config.ts_clock_inv = true;
1219 memset(&info, 0, sizeof(struct i2c_board_info));
1220 strlcpy(info.type, "si2168", sizeof(info.type));
1221 info.addr = dev->board.demod_addr2;
1222 info.platform_data = &si2168_config;
1224 request_module(info.type);
1225 client = i2c_new_device(adapter, &info);
1226 if (client == NULL || client->dev.driver == NULL) {
1228 "Failed to attach %s frontend.\n", info.type);
1229 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1230 i2c_unregister_device(dvb->i2c_client_demod[0]);
1235 if (!try_module_get(client->dev.driver->owner)) {
1236 i2c_unregister_device(client);
1237 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1238 i2c_unregister_device(dvb->i2c_client_demod[0]);
1243 dvb->i2c_client_demod[1] = client;
1244 dvb->frontend[1]->id = 1;
1246 /* define general-purpose callback pointer */
1247 dvb->frontend[0]->callback = cx231xx_tuner_callback;
1248 dvb->frontend[1]->callback = cx231xx_tuner_callback;
1251 si2157_config.fe = dev->dvb->frontend[0];
1252 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1253 si2157_config.mdev = dev->media_dev;
1255 si2157_config.if_port = 1;
1256 si2157_config.inversion = true;
1258 memset(&info, 0, sizeof(struct i2c_board_info));
1259 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1260 info.addr = dev->board.tuner_addr;
1261 info.platform_data = &si2157_config;
1262 request_module("si2157");
1264 client = i2c_new_device(adapter, &info);
1265 if (client == NULL || client->dev.driver == NULL) {
1266 module_put(dvb->i2c_client_demod[1]->dev.driver->owner);
1267 i2c_unregister_device(dvb->i2c_client_demod[1]);
1268 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1269 i2c_unregister_device(dvb->i2c_client_demod[0]);
1274 if (!try_module_get(client->dev.driver->owner)) {
1276 "Failed to obtain %s tuner.\n", info.type);
1277 i2c_unregister_device(client);
1278 module_put(dvb->i2c_client_demod[1]->dev.driver->owner);
1279 i2c_unregister_device(dvb->i2c_client_demod[1]);
1280 module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
1281 i2c_unregister_device(dvb->i2c_client_demod[0]);
1286 dev->cx231xx_reset_analog_tuner = NULL;
1287 dvb->i2c_client_tuner = client;
1289 dvb->frontend[1]->tuner_priv = dvb->frontend[0]->tuner_priv;
1291 memcpy(&dvb->frontend[1]->ops.tuner_ops,
1292 &dvb->frontend[0]->ops.tuner_ops,
1293 sizeof(struct dvb_tuner_ops));
1298 "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
1302 if (!dvb->frontend[0]) {
1304 "%s/2: frontend initialization failed\n", dev->name);
1309 /* register everything */
1310 result = register_dvb(dvb, THIS_MODULE, dev, dev->dev);
1316 dev_info(dev->dev, "Successfully loaded cx231xx-dvb\n");
1319 cx231xx_set_mode(dev, CX231XX_SUSPEND);
1320 mutex_unlock(&dev->lock);
1329 static int dvb_fini(struct cx231xx *dev)
1331 if (!dev->board.has_dvb) {
1332 /* This device does not support the extension */
1337 unregister_dvb(dev->dvb);
1344 static struct cx231xx_ops dvb_ops = {
1346 .name = "Cx231xx dvb Extension",
1351 static int __init cx231xx_dvb_register(void)
1353 return cx231xx_register_extension(&dvb_ops);
1356 static void __exit cx231xx_dvb_unregister(void)
1358 cx231xx_unregister_extension(&dvb_ops);
1361 module_init(cx231xx_dvb_register);
1362 module_exit(cx231xx_dvb_unregister);