1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 DVB device driver for cx231xx 4 5 Copyright (C) 2008 <srinivasa.deevi at conexant dot com> 6 Based on em28xx driver 7 8 */ 9 10 #include "cx231xx.h" 11 #include <linux/kernel.h> 12 #include <linux/slab.h> 13 14 #include <media/dvbdev.h> 15 #include <media/dmxdev.h> 16 #include <media/dvb_demux.h> 17 #include <media/dvb_net.h> 18 #include <media/dvb_frontend.h> 19 #include <media/v4l2-common.h> 20 #include <media/tuner.h> 21 22 #include "xc5000.h" 23 #include "s5h1432.h" 24 #include "tda18271.h" 25 #include "s5h1411.h" 26 #include "lgdt3305.h" 27 #include "si2165.h" 28 #include "si2168.h" 29 #include "mb86a20s.h" 30 #include "si2157.h" 31 #include "lgdt3306a.h" 32 #include "r820t.h" 33 #include "mn88473.h" 34 35 MODULE_DESCRIPTION("driver for cx231xx based DVB cards"); 36 MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>"); 37 MODULE_LICENSE("GPL"); 38 39 static unsigned int debug; 40 module_param(debug, int, 0644); 41 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 42 43 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 44 45 #define CX231XX_DVB_NUM_BUFS 5 46 #define CX231XX_DVB_MAX_PACKETSIZE 564 47 #define CX231XX_DVB_MAX_PACKETS 64 48 #define CX231XX_DVB_MAX_FRONTENDS 2 49 50 struct cx231xx_dvb { 51 struct dvb_frontend *frontend[CX231XX_DVB_MAX_FRONTENDS]; 52 53 /* feed count management */ 54 struct mutex lock; 55 int nfeeds; 56 57 /* general boilerplate stuff */ 58 struct dvb_adapter adapter; 59 struct dvb_demux demux; 60 struct dmxdev dmxdev; 61 struct dmx_frontend fe_hw; 62 struct dmx_frontend fe_mem; 63 struct dvb_net net; 64 struct i2c_client *i2c_client_demod[2]; 65 struct i2c_client *i2c_client_tuner; 66 }; 67 68 static struct s5h1432_config dvico_s5h1432_config = { 69 .output_mode = S5H1432_SERIAL_OUTPUT, 70 .gpio = S5H1432_GPIO_ON, 71 .qam_if = S5H1432_IF_4000, 72 .vsb_if = S5H1432_IF_4000, 73 .inversion = S5H1432_INVERSION_OFF, 74 .status_mode = S5H1432_DEMODLOCKING, 75 .mpeg_timing = S5H1432_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK, 76 }; 77 78 static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = { 79 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 80 .if_lvl = 1, .rfagc_top = 0x37, }, 81 .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5, 82 .if_lvl = 1, .rfagc_top = 0x37, }, 83 .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6, 84 .if_lvl = 1, .rfagc_top = 0x37, }, 85 }; 86 87 static struct tda18271_std_map mb86a20s_tda18271_config = { 88 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 89 .if_lvl = 0, .rfagc_top = 0x37, }, 90 }; 91 92 static struct tda18271_config cnxt_rde253s_tunerconfig = { 93 .std_map = &cnxt_rde253s_tda18271_std_map, 94 .gate = TDA18271_GATE_ANALOG, 95 }; 96 97 static struct s5h1411_config tda18271_s5h1411_config = { 98 .output_mode = S5H1411_SERIAL_OUTPUT, 99 .gpio = S5H1411_GPIO_OFF, 100 .vsb_if = S5H1411_IF_3250, 101 .qam_if = S5H1411_IF_4000, 102 .inversion = S5H1411_INVERSION_ON, 103 .status_mode = S5H1411_DEMODLOCKING, 104 .mpeg_timing = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK, 105 }; 106 static struct s5h1411_config xc5000_s5h1411_config = { 107 .output_mode = S5H1411_SERIAL_OUTPUT, 108 .gpio = S5H1411_GPIO_OFF, 109 .vsb_if = S5H1411_IF_3250, 110 .qam_if = S5H1411_IF_3250, 111 .inversion = S5H1411_INVERSION_OFF, 112 .status_mode = S5H1411_DEMODLOCKING, 113 .mpeg_timing = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK, 114 }; 115 116 static struct lgdt3305_config hcw_lgdt3305_config = { 117 .i2c_addr = 0x0e, 118 .mpeg_mode = LGDT3305_MPEG_SERIAL, 119 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 120 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 121 .deny_i2c_rptr = 1, 122 .spectral_inversion = 1, 123 .qam_if_khz = 4000, 124 .vsb_if_khz = 3250, 125 }; 126 127 static struct tda18271_std_map hauppauge_tda18271_std_map = { 128 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4, 129 .if_lvl = 1, .rfagc_top = 0x58, }, 130 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5, 131 .if_lvl = 1, .rfagc_top = 0x58, }, 132 }; 133 134 static struct tda18271_config hcw_tda18271_config = { 135 .std_map = &hauppauge_tda18271_std_map, 136 .gate = TDA18271_GATE_DIGITAL, 137 }; 138 139 static const struct mb86a20s_config pv_mb86a20s_config = { 140 .demod_address = 0x10, 141 .is_serial = true, 142 }; 143 144 static struct tda18271_config pv_tda18271_config = { 145 .std_map = &mb86a20s_tda18271_config, 146 .gate = TDA18271_GATE_DIGITAL, 147 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 148 }; 149 150 static const struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = { 151 .qam_if_khz = 4000, 152 .vsb_if_khz = 3250, 153 .spectral_inversion = 1, 154 .mpeg_mode = LGDT3306A_MPEG_SERIAL, 155 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, 156 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, 157 .xtalMHz = 25, 158 }; 159 160 static struct r820t_config astrometa_t2hybrid_r820t_config = { 161 .i2c_addr = 0x3a, /* 0x74 >> 1 */ 162 .xtal = 16000000, 163 .rafael_chip = CHIP_R828D, 164 .max_i2c_msg_len = 2, 165 }; 166 167 static inline void print_err_status(struct cx231xx *dev, int packet, int status) 168 { 169 char *errmsg = "Unknown"; 170 171 switch (status) { 172 case -ENOENT: 173 errmsg = "unlinked synchronously"; 174 break; 175 case -ECONNRESET: 176 errmsg = "unlinked asynchronously"; 177 break; 178 case -ENOSR: 179 errmsg = "Buffer error (overrun)"; 180 break; 181 case -EPIPE: 182 errmsg = "Stalled (device not responding)"; 183 break; 184 case -EOVERFLOW: 185 errmsg = "Babble (bad cable?)"; 186 break; 187 case -EPROTO: 188 errmsg = "Bit-stuff error (bad cable?)"; 189 break; 190 case -EILSEQ: 191 errmsg = "CRC/Timeout (could be anything)"; 192 break; 193 case -ETIME: 194 errmsg = "Device does not respond"; 195 break; 196 } 197 if (packet < 0) { 198 dev_dbg(dev->dev, 199 "URB status %d [%s].\n", status, errmsg); 200 } else { 201 dev_dbg(dev->dev, 202 "URB packet %d, status %d [%s].\n", 203 packet, status, errmsg); 204 } 205 } 206 207 static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb) 208 { 209 int i; 210 211 if (!dev) 212 return 0; 213 214 if (dev->state & DEV_DISCONNECTED) 215 return 0; 216 217 if (urb->status < 0) { 218 print_err_status(dev, -1, urb->status); 219 if (urb->status == -ENOENT) 220 return 0; 221 } 222 223 for (i = 0; i < urb->number_of_packets; i++) { 224 int status = urb->iso_frame_desc[i].status; 225 226 if (status < 0) { 227 print_err_status(dev, i, status); 228 if (urb->iso_frame_desc[i].status != -EPROTO) 229 continue; 230 } 231 232 dvb_dmx_swfilter(&dev->dvb->demux, 233 urb->transfer_buffer + 234 urb->iso_frame_desc[i].offset, 235 urb->iso_frame_desc[i].actual_length); 236 } 237 238 return 0; 239 } 240 241 static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb) 242 { 243 if (!dev) 244 return 0; 245 246 if (dev->state & DEV_DISCONNECTED) 247 return 0; 248 249 if (urb->status < 0) { 250 print_err_status(dev, -1, urb->status); 251 if (urb->status == -ENOENT) 252 return 0; 253 } 254 255 /* Feed the transport payload into the kernel demux */ 256 dvb_dmx_swfilter(&dev->dvb->demux, 257 urb->transfer_buffer, urb->actual_length); 258 259 return 0; 260 } 261 262 static int start_streaming(struct cx231xx_dvb *dvb) 263 { 264 int rc; 265 struct cx231xx *dev = dvb->adapter.priv; 266 267 if (dev->USE_ISO) { 268 dev_dbg(dev->dev, "DVB transfer mode is ISO.\n"); 269 cx231xx_set_alt_setting(dev, INDEX_TS1, 5); 270 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 271 if (rc < 0) 272 return rc; 273 dev->mode_tv = 1; 274 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS, 275 CX231XX_DVB_NUM_BUFS, 276 dev->ts1_mode.max_pkt_size, 277 dvb_isoc_copy); 278 } else { 279 dev_dbg(dev->dev, "DVB transfer mode is BULK.\n"); 280 cx231xx_set_alt_setting(dev, INDEX_TS1, 0); 281 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 282 if (rc < 0) 283 return rc; 284 dev->mode_tv = 1; 285 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS, 286 CX231XX_DVB_NUM_BUFS, 287 dev->ts1_mode.max_pkt_size, 288 dvb_bulk_copy); 289 } 290 291 } 292 293 static int stop_streaming(struct cx231xx_dvb *dvb) 294 { 295 struct cx231xx *dev = dvb->adapter.priv; 296 297 if (dev->USE_ISO) 298 cx231xx_uninit_isoc(dev); 299 else 300 cx231xx_uninit_bulk(dev); 301 302 cx231xx_set_mode(dev, CX231XX_SUSPEND); 303 304 return 0; 305 } 306 307 static int start_feed(struct dvb_demux_feed *feed) 308 { 309 struct dvb_demux *demux = feed->demux; 310 struct cx231xx_dvb *dvb = demux->priv; 311 int rc, ret; 312 313 if (!demux->dmx.frontend) 314 return -EINVAL; 315 316 mutex_lock(&dvb->lock); 317 dvb->nfeeds++; 318 rc = dvb->nfeeds; 319 320 if (dvb->nfeeds == 1) { 321 ret = start_streaming(dvb); 322 if (ret < 0) 323 rc = ret; 324 } 325 326 mutex_unlock(&dvb->lock); 327 return rc; 328 } 329 330 static int stop_feed(struct dvb_demux_feed *feed) 331 { 332 struct dvb_demux *demux = feed->demux; 333 struct cx231xx_dvb *dvb = demux->priv; 334 int err = 0; 335 336 mutex_lock(&dvb->lock); 337 dvb->nfeeds--; 338 339 if (0 == dvb->nfeeds) 340 err = stop_streaming(dvb); 341 342 mutex_unlock(&dvb->lock); 343 return err; 344 } 345 346 /* ------------------------------------------------------------------ */ 347 static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 348 { 349 struct cx231xx *dev = fe->dvb->priv; 350 351 if (acquire) 352 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 353 else 354 return cx231xx_set_mode(dev, CX231XX_SUSPEND); 355 } 356 357 /* ------------------------------------------------------------------ */ 358 359 static struct xc5000_config cnxt_rde250_tunerconfig = { 360 .i2c_address = 0x61, 361 .if_khz = 4000, 362 }; 363 static struct xc5000_config cnxt_rdu250_tunerconfig = { 364 .i2c_address = 0x61, 365 .if_khz = 3250, 366 }; 367 368 /* ------------------------------------------------------------------ */ 369 #if 0 370 static int attach_xc5000(u8 addr, struct cx231xx *dev) 371 { 372 373 struct dvb_frontend *fe; 374 struct xc5000_config cfg; 375 376 memset(&cfg, 0, sizeof(cfg)); 377 cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master); 378 cfg.i2c_addr = addr; 379 380 if (!dev->dvb->frontend[0]) { 381 dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n", 382 dev->name); 383 return -EINVAL; 384 } 385 386 fe = dvb_attach(xc5000_attach, dev->dvb->frontend[0], &cfg); 387 if (!fe) { 388 dev_err(dev->dev, "%s/2: xc5000 attach failed\n", dev->name); 389 dvb_frontend_detach(dev->dvb->frontend[0]); 390 dev->dvb->frontend[0] = NULL; 391 return -EINVAL; 392 } 393 394 dev_info(dev->dev, "%s/2: xc5000 attached\n", dev->name); 395 396 return 0; 397 } 398 #endif 399 400 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq) 401 { 402 if (dev->dvb && dev->dvb->frontend[0]) { 403 404 struct dvb_tuner_ops *dops = &dev->dvb->frontend[0]->ops.tuner_ops; 405 406 if (dops->set_analog_params != NULL) { 407 struct analog_parameters params; 408 409 params.frequency = freq; 410 params.std = dev->norm; 411 params.mode = 0; /* 0- Air; 1 - cable */ 412 /*params.audmode = ; */ 413 414 /* Set the analog parameters to set the frequency */ 415 dops->set_analog_params(dev->dvb->frontend[0], ¶ms); 416 } 417 418 } 419 420 return 0; 421 } 422 423 int cx231xx_reset_analog_tuner(struct cx231xx *dev) 424 { 425 int status = 0; 426 427 if (dev->dvb && dev->dvb->frontend[0]) { 428 429 struct dvb_tuner_ops *dops = &dev->dvb->frontend[0]->ops.tuner_ops; 430 431 if (dops->init != NULL && !dev->xc_fw_load_done) { 432 433 dev_dbg(dev->dev, 434 "Reloading firmware for XC5000\n"); 435 status = dops->init(dev->dvb->frontend[0]); 436 if (status == 0) { 437 dev->xc_fw_load_done = 1; 438 dev_dbg(dev->dev, 439 "XC5000 firmware download completed\n"); 440 } else { 441 dev->xc_fw_load_done = 0; 442 dev_dbg(dev->dev, 443 "XC5000 firmware download failed !!!\n"); 444 } 445 } 446 447 } 448 449 return status; 450 } 451 452 /* ------------------------------------------------------------------ */ 453 454 static int register_dvb(struct cx231xx_dvb *dvb, 455 struct module *module, 456 struct cx231xx *dev, struct device *device) 457 { 458 int result; 459 460 mutex_init(&dvb->lock); 461 462 463 /* register adapter */ 464 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, 465 adapter_nr); 466 if (result < 0) { 467 dev_warn(dev->dev, 468 "%s: dvb_register_adapter failed (errno = %d)\n", 469 dev->name, result); 470 goto fail_adapter; 471 } 472 dvb_register_media_controller(&dvb->adapter, dev->media_dev); 473 474 /* Ensure all frontends negotiate bus access */ 475 dvb->frontend[0]->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl; 476 if (dvb->frontend[1]) 477 dvb->frontend[1]->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl; 478 479 dvb->adapter.priv = dev; 480 481 /* register frontend */ 482 result = dvb_register_frontend(&dvb->adapter, dvb->frontend[0]); 483 if (result < 0) { 484 dev_warn(dev->dev, 485 "%s: dvb_register_frontend failed (errno = %d)\n", 486 dev->name, result); 487 goto fail_frontend0; 488 } 489 490 if (dvb->frontend[1]) { 491 result = dvb_register_frontend(&dvb->adapter, dvb->frontend[1]); 492 if (result < 0) { 493 dev_warn(dev->dev, 494 "%s: 2nd dvb_register_frontend failed (errno = %d)\n", 495 dev->name, result); 496 goto fail_frontend1; 497 } 498 499 /* MFE lock */ 500 dvb->adapter.mfe_shared = 1; 501 } 502 503 /* register demux stuff */ 504 dvb->demux.dmx.capabilities = 505 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 506 DMX_MEMORY_BASED_FILTERING; 507 dvb->demux.priv = dvb; 508 dvb->demux.filternum = 256; 509 dvb->demux.feednum = 256; 510 dvb->demux.start_feed = start_feed; 511 dvb->demux.stop_feed = stop_feed; 512 513 result = dvb_dmx_init(&dvb->demux); 514 if (result < 0) { 515 dev_warn(dev->dev, 516 "%s: dvb_dmx_init failed (errno = %d)\n", 517 dev->name, result); 518 goto fail_dmx; 519 } 520 521 dvb->dmxdev.filternum = 256; 522 dvb->dmxdev.demux = &dvb->demux.dmx; 523 dvb->dmxdev.capabilities = 0; 524 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 525 if (result < 0) { 526 dev_warn(dev->dev, 527 "%s: dvb_dmxdev_init failed (errno = %d)\n", 528 dev->name, result); 529 goto fail_dmxdev; 530 } 531 532 dvb->fe_hw.source = DMX_FRONTEND_0; 533 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 534 if (result < 0) { 535 dev_warn(dev->dev, 536 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 537 dev->name, result); 538 goto fail_fe_hw; 539 } 540 541 dvb->fe_mem.source = DMX_MEMORY_FE; 542 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 543 if (result < 0) { 544 dev_warn(dev->dev, 545 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 546 dev->name, result); 547 goto fail_fe_mem; 548 } 549 550 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 551 if (result < 0) { 552 dev_warn(dev->dev, 553 "%s: connect_frontend failed (errno = %d)\n", 554 dev->name, result); 555 goto fail_fe_conn; 556 } 557 558 /* register network adapter */ 559 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 560 result = dvb_create_media_graph(&dvb->adapter, 561 dev->tuner_type == TUNER_ABSENT); 562 if (result < 0) 563 goto fail_create_graph; 564 565 return 0; 566 567 fail_create_graph: 568 dvb_net_release(&dvb->net); 569 fail_fe_conn: 570 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 571 fail_fe_mem: 572 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 573 fail_fe_hw: 574 dvb_dmxdev_release(&dvb->dmxdev); 575 fail_dmxdev: 576 dvb_dmx_release(&dvb->demux); 577 fail_dmx: 578 if (dvb->frontend[1]) 579 dvb_unregister_frontend(dvb->frontend[1]); 580 dvb_unregister_frontend(dvb->frontend[0]); 581 fail_frontend1: 582 if (dvb->frontend[1]) 583 dvb_frontend_detach(dvb->frontend[1]); 584 fail_frontend0: 585 dvb_frontend_detach(dvb->frontend[0]); 586 dvb_unregister_adapter(&dvb->adapter); 587 fail_adapter: 588 return result; 589 } 590 591 static void unregister_dvb(struct cx231xx_dvb *dvb) 592 { 593 dvb_net_release(&dvb->net); 594 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 595 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 596 dvb_dmxdev_release(&dvb->dmxdev); 597 dvb_dmx_release(&dvb->demux); 598 if (dvb->frontend[1]) 599 dvb_unregister_frontend(dvb->frontend[1]); 600 dvb_unregister_frontend(dvb->frontend[0]); 601 if (dvb->frontend[1]) 602 dvb_frontend_detach(dvb->frontend[1]); 603 dvb_frontend_detach(dvb->frontend[0]); 604 dvb_unregister_adapter(&dvb->adapter); 605 606 /* remove I2C tuner */ 607 dvb_module_release(dvb->i2c_client_tuner); 608 dvb->i2c_client_tuner = NULL; 609 /* remove I2C demod(s) */ 610 dvb_module_release(dvb->i2c_client_demod[1]); 611 dvb->i2c_client_demod[1] = NULL; 612 dvb_module_release(dvb->i2c_client_demod[0]); 613 dvb->i2c_client_demod[0] = NULL; 614 } 615 616 static int dvb_init(struct cx231xx *dev) 617 { 618 int result; 619 struct cx231xx_dvb *dvb; 620 struct i2c_adapter *tuner_i2c; 621 struct i2c_adapter *demod_i2c; 622 struct i2c_client *client; 623 struct i2c_adapter *adapter; 624 625 if (!dev->board.has_dvb) { 626 /* This device does not support the extension */ 627 return 0; 628 } 629 630 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL); 631 632 if (dvb == NULL) { 633 dev_info(dev->dev, 634 "cx231xx_dvb: memory allocation failed\n"); 635 return -ENOMEM; 636 } 637 dev->dvb = dvb; 638 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq; 639 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner; 640 641 tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master); 642 demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master); 643 mutex_lock(&dev->lock); 644 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 645 cx231xx_demod_reset(dev); 646 /* init frontend */ 647 switch (dev->model) { 648 case CX231XX_BOARD_CNXT_CARRAERA: 649 case CX231XX_BOARD_CNXT_RDE_250: 650 651 dev->dvb->frontend[0] = dvb_attach(s5h1432_attach, 652 &dvico_s5h1432_config, 653 demod_i2c); 654 655 if (!dev->dvb->frontend[0]) { 656 dev_err(dev->dev, 657 "Failed to attach s5h1432 front end\n"); 658 result = -EINVAL; 659 goto out_free; 660 } 661 662 /* define general-purpose callback pointer */ 663 dvb->frontend[0]->callback = cx231xx_tuner_callback; 664 665 if (!dvb_attach(xc5000_attach, dev->dvb->frontend[0], 666 tuner_i2c, 667 &cnxt_rde250_tunerconfig)) { 668 result = -EINVAL; 669 goto out_free; 670 } 671 672 break; 673 case CX231XX_BOARD_CNXT_SHELBY: 674 case CX231XX_BOARD_CNXT_RDU_250: 675 676 dev->dvb->frontend[0] = dvb_attach(s5h1411_attach, 677 &xc5000_s5h1411_config, 678 demod_i2c); 679 680 if (!dev->dvb->frontend[0]) { 681 dev_err(dev->dev, 682 "Failed to attach s5h1411 front end\n"); 683 result = -EINVAL; 684 goto out_free; 685 } 686 687 /* define general-purpose callback pointer */ 688 dvb->frontend[0]->callback = cx231xx_tuner_callback; 689 690 if (!dvb_attach(xc5000_attach, dev->dvb->frontend[0], 691 tuner_i2c, 692 &cnxt_rdu250_tunerconfig)) { 693 result = -EINVAL; 694 goto out_free; 695 } 696 break; 697 case CX231XX_BOARD_CNXT_RDE_253S: 698 699 dev->dvb->frontend[0] = dvb_attach(s5h1432_attach, 700 &dvico_s5h1432_config, 701 demod_i2c); 702 703 if (!dev->dvb->frontend[0]) { 704 dev_err(dev->dev, 705 "Failed to attach s5h1432 front end\n"); 706 result = -EINVAL; 707 goto out_free; 708 } 709 710 /* define general-purpose callback pointer */ 711 dvb->frontend[0]->callback = cx231xx_tuner_callback; 712 713 if (!dvb_attach(tda18271_attach, dev->dvb->frontend[0], 714 dev->board.tuner_addr, tuner_i2c, 715 &cnxt_rde253s_tunerconfig)) { 716 result = -EINVAL; 717 goto out_free; 718 } 719 break; 720 case CX231XX_BOARD_CNXT_RDU_253S: 721 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID: 722 723 dev->dvb->frontend[0] = dvb_attach(s5h1411_attach, 724 &tda18271_s5h1411_config, 725 demod_i2c); 726 727 if (!dev->dvb->frontend[0]) { 728 dev_err(dev->dev, 729 "Failed to attach s5h1411 front end\n"); 730 result = -EINVAL; 731 goto out_free; 732 } 733 734 /* define general-purpose callback pointer */ 735 dvb->frontend[0]->callback = cx231xx_tuner_callback; 736 737 if (!dvb_attach(tda18271_attach, dev->dvb->frontend[0], 738 dev->board.tuner_addr, tuner_i2c, 739 &cnxt_rde253s_tunerconfig)) { 740 result = -EINVAL; 741 goto out_free; 742 } 743 break; 744 case CX231XX_BOARD_HAUPPAUGE_EXETER: 745 746 dev_info(dev->dev, 747 "%s: looking for tuner / demod on i2c bus: %d\n", 748 __func__, i2c_adapter_id(tuner_i2c)); 749 750 dev->dvb->frontend[0] = dvb_attach(lgdt3305_attach, 751 &hcw_lgdt3305_config, 752 demod_i2c); 753 754 if (!dev->dvb->frontend[0]) { 755 dev_err(dev->dev, 756 "Failed to attach LG3305 front end\n"); 757 result = -EINVAL; 758 goto out_free; 759 } 760 761 /* define general-purpose callback pointer */ 762 dvb->frontend[0]->callback = cx231xx_tuner_callback; 763 764 dvb_attach(tda18271_attach, dev->dvb->frontend[0], 765 dev->board.tuner_addr, tuner_i2c, 766 &hcw_tda18271_config); 767 break; 768 769 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx: 770 { 771 struct si2165_platform_data si2165_pdata = {}; 772 773 /* attach demod */ 774 si2165_pdata.fe = &dev->dvb->frontend[0]; 775 si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL; 776 si2165_pdata.ref_freq_hz = 16000000; 777 778 /* perform probe/init/attach */ 779 client = dvb_module_probe("si2165", NULL, demod_i2c, 780 dev->board.demod_addr, 781 &si2165_pdata); 782 if (!client) { 783 result = -ENODEV; 784 goto out_free; 785 } 786 dvb->i2c_client_demod[0] = client; 787 788 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL; 789 790 /* define general-purpose callback pointer */ 791 dvb->frontend[0]->callback = cx231xx_tuner_callback; 792 793 dvb_attach(tda18271_attach, dev->dvb->frontend[0], 794 dev->board.tuner_addr, tuner_i2c, 795 &hcw_tda18271_config); 796 797 dev->cx231xx_reset_analog_tuner = NULL; 798 break; 799 } 800 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx: 801 { 802 struct si2165_platform_data si2165_pdata = {}; 803 struct si2157_config si2157_config = {}; 804 805 /* attach demod */ 806 si2165_pdata.fe = &dev->dvb->frontend[0]; 807 si2165_pdata.chip_mode = SI2165_MODE_PLL_EXT; 808 si2165_pdata.ref_freq_hz = 24000000; 809 810 /* perform probe/init/attach */ 811 client = dvb_module_probe("si2165", NULL, demod_i2c, 812 dev->board.demod_addr, 813 &si2165_pdata); 814 if (!client) { 815 result = -ENODEV; 816 goto out_free; 817 } 818 dvb->i2c_client_demod[0] = client; 819 820 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL; 821 822 /* define general-purpose callback pointer */ 823 dvb->frontend[0]->callback = cx231xx_tuner_callback; 824 825 /* attach tuner */ 826 si2157_config.fe = dev->dvb->frontend[0]; 827 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 828 si2157_config.mdev = dev->media_dev; 829 #endif 830 si2157_config.if_port = 1; 831 si2157_config.inversion = true; 832 833 /* perform probe/init/attach */ 834 client = dvb_module_probe("si2157", NULL, tuner_i2c, 835 dev->board.tuner_addr, 836 &si2157_config); 837 if (!client) { 838 result = -ENODEV; 839 goto out_free; 840 } 841 dev->cx231xx_reset_analog_tuner = NULL; 842 843 dev->dvb->i2c_client_tuner = client; 844 break; 845 } 846 case CX231XX_BOARD_HAUPPAUGE_955Q: 847 { 848 struct si2157_config si2157_config = {}; 849 struct lgdt3306a_config lgdt3306a_config = {}; 850 851 lgdt3306a_config = hauppauge_955q_lgdt3306a_config; 852 lgdt3306a_config.fe = &dev->dvb->frontend[0]; 853 lgdt3306a_config.i2c_adapter = &adapter; 854 855 /* perform probe/init/attach */ 856 client = dvb_module_probe("lgdt3306a", NULL, demod_i2c, 857 dev->board.demod_addr, 858 &lgdt3306a_config); 859 if (!client) { 860 result = -ENODEV; 861 goto out_free; 862 } 863 dvb->i2c_client_demod[0] = client; 864 865 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL; 866 867 /* define general-purpose callback pointer */ 868 dvb->frontend[0]->callback = cx231xx_tuner_callback; 869 870 /* attach tuner */ 871 si2157_config.fe = dev->dvb->frontend[0]; 872 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 873 si2157_config.mdev = dev->media_dev; 874 #endif 875 si2157_config.if_port = 1; 876 si2157_config.inversion = true; 877 878 /* perform probe/init/attach */ 879 client = dvb_module_probe("si2157", NULL, tuner_i2c, 880 dev->board.tuner_addr, 881 &si2157_config); 882 if (!client) { 883 result = -ENODEV; 884 goto out_free; 885 } 886 dev->cx231xx_reset_analog_tuner = NULL; 887 888 dev->dvb->i2c_client_tuner = client; 889 break; 890 } 891 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID: 892 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID: 893 894 dev_info(dev->dev, 895 "%s: looking for demod on i2c bus: %d\n", 896 __func__, i2c_adapter_id(tuner_i2c)); 897 898 dev->dvb->frontend[0] = dvb_attach(mb86a20s_attach, 899 &pv_mb86a20s_config, 900 demod_i2c); 901 902 if (!dev->dvb->frontend[0]) { 903 dev_err(dev->dev, 904 "Failed to attach mb86a20s demod\n"); 905 result = -EINVAL; 906 goto out_free; 907 } 908 909 /* define general-purpose callback pointer */ 910 dvb->frontend[0]->callback = cx231xx_tuner_callback; 911 912 dvb_attach(tda18271_attach, dev->dvb->frontend[0], 913 dev->board.tuner_addr, tuner_i2c, 914 &pv_tda18271_config); 915 break; 916 917 case CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD: 918 { 919 struct si2157_config si2157_config = {}; 920 struct si2168_config si2168_config = {}; 921 922 /* attach demodulator chip */ 923 si2168_config.ts_mode = SI2168_TS_SERIAL; /* from *.inf file */ 924 si2168_config.fe = &dev->dvb->frontend[0]; 925 si2168_config.i2c_adapter = &adapter; 926 si2168_config.ts_clock_inv = true; 927 928 /* perform probe/init/attach */ 929 client = dvb_module_probe("si2168", NULL, demod_i2c, 930 dev->board.demod_addr, 931 &si2168_config); 932 if (!client) { 933 result = -ENODEV; 934 goto out_free; 935 } 936 dvb->i2c_client_demod[0] = client; 937 938 /* attach tuner chip */ 939 si2157_config.fe = dev->dvb->frontend[0]; 940 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 941 si2157_config.mdev = dev->media_dev; 942 #endif 943 si2157_config.if_port = 1; 944 si2157_config.inversion = false; 945 946 /* perform probe/init/attach */ 947 client = dvb_module_probe("si2157", NULL, tuner_i2c, 948 dev->board.tuner_addr, 949 &si2157_config); 950 if (!client) { 951 result = -ENODEV; 952 goto out_free; 953 } 954 dev->cx231xx_reset_analog_tuner = NULL; 955 dev->dvb->i2c_client_tuner = client; 956 break; 957 } 958 case CX231XX_BOARD_ASTROMETA_T2HYBRID: 959 { 960 struct mn88473_config mn88473_config = {}; 961 962 /* attach demodulator chip */ 963 mn88473_config.i2c_wr_max = 16; 964 mn88473_config.xtal = 25000000; 965 mn88473_config.fe = &dev->dvb->frontend[0]; 966 967 /* perform probe/init/attach */ 968 client = dvb_module_probe("mn88473", NULL, demod_i2c, 969 dev->board.demod_addr, 970 &mn88473_config); 971 if (!client) { 972 result = -ENODEV; 973 goto out_free; 974 } 975 dvb->i2c_client_demod[0] = client; 976 977 /* define general-purpose callback pointer */ 978 dvb->frontend[0]->callback = cx231xx_tuner_callback; 979 980 /* attach tuner chip */ 981 dvb_attach(r820t_attach, dev->dvb->frontend[0], 982 tuner_i2c, 983 &astrometa_t2hybrid_r820t_config); 984 break; 985 } 986 case CX231XX_BOARD_HAUPPAUGE_935C: 987 { 988 struct si2157_config si2157_config = {}; 989 struct si2168_config si2168_config = {}; 990 991 /* attach demodulator chip */ 992 si2168_config.ts_mode = SI2168_TS_SERIAL; 993 si2168_config.fe = &dev->dvb->frontend[0]; 994 si2168_config.i2c_adapter = &adapter; 995 si2168_config.ts_clock_inv = true; 996 997 /* perform probe/init/attach */ 998 client = dvb_module_probe("si2168", NULL, demod_i2c, 999 dev->board.demod_addr, 1000 &si2168_config); 1001 if (!client) { 1002 result = -ENODEV; 1003 goto out_free; 1004 } 1005 dvb->i2c_client_demod[0] = client; 1006 dev->dvb->frontend[0]->ops.i2c_gate_ctrl = NULL; 1007 1008 /* define general-purpose callback pointer */ 1009 dvb->frontend[0]->callback = cx231xx_tuner_callback; 1010 1011 /* attach tuner */ 1012 si2157_config.fe = dev->dvb->frontend[0]; 1013 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1014 si2157_config.mdev = dev->media_dev; 1015 #endif 1016 si2157_config.if_port = 1; 1017 si2157_config.inversion = true; 1018 1019 /* perform probe/init/attach */ 1020 client = dvb_module_probe("si2157", NULL, tuner_i2c, 1021 dev->board.tuner_addr, 1022 &si2157_config); 1023 if (!client) { 1024 result = -ENODEV; 1025 goto out_free; 1026 } 1027 dev->cx231xx_reset_analog_tuner = NULL; 1028 dev->dvb->i2c_client_tuner = client; 1029 break; 1030 } 1031 case CX231XX_BOARD_HAUPPAUGE_975: 1032 { 1033 struct i2c_adapter *adapter2; 1034 struct si2157_config si2157_config = {}; 1035 struct lgdt3306a_config lgdt3306a_config = {}; 1036 struct si2168_config si2168_config = {}; 1037 1038 /* attach first demodulator chip */ 1039 lgdt3306a_config = hauppauge_955q_lgdt3306a_config; 1040 lgdt3306a_config.fe = &dev->dvb->frontend[0]; 1041 lgdt3306a_config.i2c_adapter = &adapter; 1042 1043 /* perform probe/init/attach */ 1044 client = dvb_module_probe("lgdt3306a", NULL, demod_i2c, 1045 dev->board.demod_addr, 1046 &lgdt3306a_config); 1047 if (!client) { 1048 result = -ENODEV; 1049 goto out_free; 1050 } 1051 dvb->i2c_client_demod[0] = client; 1052 1053 /* attach second demodulator chip */ 1054 si2168_config.ts_mode = SI2168_TS_SERIAL; 1055 si2168_config.fe = &dev->dvb->frontend[1]; 1056 si2168_config.i2c_adapter = &adapter2; 1057 si2168_config.ts_clock_inv = true; 1058 1059 /* perform probe/init/attach */ 1060 client = dvb_module_probe("si2168", NULL, adapter, 1061 dev->board.demod_addr2, 1062 &si2168_config); 1063 if (!client) { 1064 result = -ENODEV; 1065 goto out_free; 1066 } 1067 dvb->i2c_client_demod[1] = client; 1068 dvb->frontend[1]->id = 1; 1069 1070 /* define general-purpose callback pointer */ 1071 dvb->frontend[0]->callback = cx231xx_tuner_callback; 1072 dvb->frontend[1]->callback = cx231xx_tuner_callback; 1073 1074 /* attach tuner */ 1075 si2157_config.fe = dev->dvb->frontend[0]; 1076 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1077 si2157_config.mdev = dev->media_dev; 1078 #endif 1079 si2157_config.if_port = 1; 1080 si2157_config.inversion = true; 1081 1082 /* perform probe/init/attach */ 1083 client = dvb_module_probe("si2157", NULL, adapter, 1084 dev->board.tuner_addr, 1085 &si2157_config); 1086 if (!client) { 1087 result = -ENODEV; 1088 goto out_free; 1089 } 1090 dev->cx231xx_reset_analog_tuner = NULL; 1091 dvb->i2c_client_tuner = client; 1092 1093 dvb->frontend[1]->tuner_priv = dvb->frontend[0]->tuner_priv; 1094 1095 memcpy(&dvb->frontend[1]->ops.tuner_ops, 1096 &dvb->frontend[0]->ops.tuner_ops, 1097 sizeof(struct dvb_tuner_ops)); 1098 break; 1099 } 1100 default: 1101 dev_err(dev->dev, 1102 "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n", 1103 dev->name); 1104 break; 1105 } 1106 if (!dvb->frontend[0]) { 1107 dev_err(dev->dev, 1108 "%s/2: frontend initialization failed\n", dev->name); 1109 result = -EINVAL; 1110 goto out_free; 1111 } 1112 1113 /* register everything */ 1114 result = register_dvb(dvb, THIS_MODULE, dev, dev->dev); 1115 1116 if (result < 0) 1117 goto out_free; 1118 1119 1120 dev_info(dev->dev, "Successfully loaded cx231xx-dvb\n"); 1121 1122 ret: 1123 cx231xx_set_mode(dev, CX231XX_SUSPEND); 1124 mutex_unlock(&dev->lock); 1125 return result; 1126 1127 out_free: 1128 /* remove I2C tuner */ 1129 dvb_module_release(dvb->i2c_client_tuner); 1130 dvb->i2c_client_tuner = NULL; 1131 /* remove I2C demod(s) */ 1132 dvb_module_release(dvb->i2c_client_demod[1]); 1133 dvb->i2c_client_demod[1] = NULL; 1134 dvb_module_release(dvb->i2c_client_demod[0]); 1135 dvb->i2c_client_demod[0] = NULL; 1136 kfree(dvb); 1137 dev->dvb = NULL; 1138 goto ret; 1139 } 1140 1141 static int dvb_fini(struct cx231xx *dev) 1142 { 1143 if (!dev->board.has_dvb) { 1144 /* This device does not support the extension */ 1145 return 0; 1146 } 1147 1148 if (dev->dvb) { 1149 unregister_dvb(dev->dvb); 1150 kfree(dev->dvb); 1151 dev->dvb = NULL; 1152 } 1153 1154 return 0; 1155 } 1156 1157 static struct cx231xx_ops dvb_ops = { 1158 .id = CX231XX_DVB, 1159 .name = "Cx231xx dvb Extension", 1160 .init = dvb_init, 1161 .fini = dvb_fini, 1162 }; 1163 1164 static int __init cx231xx_dvb_register(void) 1165 { 1166 return cx231xx_register_extension(&dvb_ops); 1167 } 1168 1169 static void __exit cx231xx_dvb_unregister(void) 1170 { 1171 cx231xx_unregister_extension(&dvb_ops); 1172 } 1173 1174 module_init(cx231xx_dvb_register); 1175 module_exit(cx231xx_dvb_unregister); 1176