1 // SPDX-License-Identifier: GPL-2.0 2 // 3 // DVB device driver for em28xx 4 // 5 // (c) 2008-2011 Mauro Carvalho Chehab <mchehab@kernel.org> 6 // 7 // (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com> 8 // - Fixes for the driver to properly work with HVR-950 9 // - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick 10 // - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600 11 // 12 // (c) 2008 Aidan Thornton <makosoft@googlemail.com> 13 // 14 // (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com> 15 // 16 // Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by: 17 // (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au> 18 // (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] 19 20 #include "em28xx.h" 21 22 #include <linux/kernel.h> 23 #include <linux/slab.h> 24 #include <linux/usb.h> 25 26 #include <media/v4l2-common.h> 27 #include <media/dvb_demux.h> 28 #include <media/dvb_net.h> 29 #include <media/dmxdev.h> 30 #include <media/tuner.h> 31 #include "tuner-simple.h" 32 #include <linux/gpio.h> 33 34 #include "lgdt330x.h" 35 #include "lgdt3305.h" 36 #include "lgdt3306a.h" 37 #include "zl10353.h" 38 #include "s5h1409.h" 39 #include "mt2060.h" 40 #include "mt352.h" 41 #include "mt352_priv.h" /* FIXME */ 42 #include "tda1002x.h" 43 #include "drx39xyj/drx39xxj.h" 44 #include "tda18271.h" 45 #include "s921.h" 46 #include "drxd.h" 47 #include "cxd2820r.h" 48 #include "tda18271c2dd.h" 49 #include "drxk.h" 50 #include "tda10071.h" 51 #include "tda18212.h" 52 #include "a8293.h" 53 #include "qt1010.h" 54 #include "mb86a20s.h" 55 #include "m88ds3103.h" 56 #include "ts2020.h" 57 #include "si2168.h" 58 #include "si2157.h" 59 #include "tc90522.h" 60 #include "qm1d1c0042.h" 61 #include "mxl692.h" 62 63 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>"); 64 MODULE_LICENSE("GPL v2"); 65 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 66 MODULE_VERSION(EM28XX_VERSION); 67 68 static unsigned int debug; 69 module_param(debug, int, 0644); 70 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 71 72 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 73 74 #define dprintk(level, fmt, arg...) do { \ 75 if (debug >= level) \ 76 dev_printk(KERN_DEBUG, &dev->intf->dev, \ 77 "dvb: " fmt, ## arg); \ 78 } while (0) 79 80 struct em28xx_dvb { 81 struct dvb_frontend *fe[2]; 82 83 /* feed count management */ 84 struct mutex lock; 85 int nfeeds; 86 87 /* general boilerplate stuff */ 88 struct dvb_adapter adapter; 89 struct dvb_demux demux; 90 struct dmxdev dmxdev; 91 struct dmx_frontend fe_hw; 92 struct dmx_frontend fe_mem; 93 struct dvb_net net; 94 95 /* Due to DRX-K - probably need changes */ 96 int (*gate_ctrl)(struct dvb_frontend *fe, int gate); 97 struct semaphore pll_mutex; 98 bool dont_attach_fe1; 99 int lna_gpio; 100 struct i2c_client *i2c_client_demod; 101 struct i2c_client *i2c_client_tuner; 102 struct i2c_client *i2c_client_sec; 103 }; 104 105 static inline void print_err_status(struct em28xx *dev, 106 int packet, int status) 107 { 108 char *errmsg = "Unknown"; 109 110 switch (status) { 111 case -ENOENT: 112 errmsg = "unlinked synchronously"; 113 break; 114 case -ECONNRESET: 115 errmsg = "unlinked asynchronously"; 116 break; 117 case -ENOSR: 118 errmsg = "Buffer error (overrun)"; 119 break; 120 case -EPIPE: 121 errmsg = "Stalled (device not responding)"; 122 break; 123 case -EOVERFLOW: 124 errmsg = "Babble (bad cable?)"; 125 break; 126 case -EPROTO: 127 errmsg = "Bit-stuff error (bad cable?)"; 128 break; 129 case -EILSEQ: 130 errmsg = "CRC/Timeout (could be anything)"; 131 break; 132 case -ETIME: 133 errmsg = "Device does not respond"; 134 break; 135 } 136 if (packet < 0) { 137 dprintk(1, "URB status %d [%s].\n", status, errmsg); 138 } else { 139 dprintk(1, "URB packet %d, status %d [%s].\n", 140 packet, status, errmsg); 141 } 142 } 143 144 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) 145 { 146 int xfer_bulk, num_packets, i; 147 148 if (!dev) 149 return 0; 150 151 if (dev->disconnected) 152 return 0; 153 154 if (urb->status < 0) 155 print_err_status(dev, -1, urb->status); 156 157 xfer_bulk = usb_pipebulk(urb->pipe); 158 159 if (xfer_bulk) /* bulk */ 160 num_packets = 1; 161 else /* isoc */ 162 num_packets = urb->number_of_packets; 163 164 for (i = 0; i < num_packets; i++) { 165 if (xfer_bulk) { 166 if (urb->status < 0) { 167 print_err_status(dev, i, urb->status); 168 if (urb->status != -EPROTO) 169 continue; 170 } 171 if (!urb->actual_length) 172 continue; 173 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, 174 urb->actual_length); 175 } else { 176 if (urb->iso_frame_desc[i].status < 0) { 177 print_err_status(dev, i, 178 urb->iso_frame_desc[i].status); 179 if (urb->iso_frame_desc[i].status != -EPROTO) 180 continue; 181 } 182 if (!urb->iso_frame_desc[i].actual_length) 183 continue; 184 dvb_dmx_swfilter(&dev->dvb->demux, 185 urb->transfer_buffer + 186 urb->iso_frame_desc[i].offset, 187 urb->iso_frame_desc[i].actual_length); 188 } 189 } 190 191 return 0; 192 } 193 194 static int em28xx_start_streaming(struct em28xx_dvb *dvb) 195 { 196 int rc; 197 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 198 struct em28xx *dev = i2c_bus->dev; 199 struct usb_device *udev = interface_to_usbdev(dev->intf); 200 int dvb_max_packet_size, packet_multiplier, dvb_alt; 201 202 if (dev->dvb_xfer_bulk) { 203 if (!dev->dvb_ep_bulk) 204 return -ENODEV; 205 dvb_max_packet_size = 512; /* USB 2.0 spec */ 206 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; 207 dvb_alt = 0; 208 } else { /* isoc */ 209 if (!dev->dvb_ep_isoc) 210 return -ENODEV; 211 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; 212 if (dvb_max_packet_size < 0) 213 return dvb_max_packet_size; 214 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; 215 dvb_alt = dev->dvb_alt_isoc; 216 } 217 218 if (!dev->board.has_dual_ts) 219 usb_set_interface(udev, dev->ifnum, dvb_alt); 220 221 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 222 if (rc < 0) 223 return rc; 224 225 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 226 EM28XX_DVB_NUM_BUFS, 227 packet_multiplier, 228 dvb_max_packet_size, dvb_alt); 229 230 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 231 dev->dvb_xfer_bulk, 232 EM28XX_DVB_NUM_BUFS, 233 dvb_max_packet_size, 234 packet_multiplier, 235 em28xx_dvb_urb_data_copy); 236 } 237 238 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 239 { 240 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 241 struct em28xx *dev = i2c_bus->dev; 242 243 em28xx_stop_urbs(dev); 244 245 return 0; 246 } 247 248 static int em28xx_start_feed(struct dvb_demux_feed *feed) 249 { 250 struct dvb_demux *demux = feed->demux; 251 struct em28xx_dvb *dvb = demux->priv; 252 int rc, ret; 253 254 if (!demux->dmx.frontend) 255 return -EINVAL; 256 257 mutex_lock(&dvb->lock); 258 dvb->nfeeds++; 259 rc = dvb->nfeeds; 260 261 if (dvb->nfeeds == 1) { 262 ret = em28xx_start_streaming(dvb); 263 if (ret < 0) 264 rc = ret; 265 } 266 267 mutex_unlock(&dvb->lock); 268 return rc; 269 } 270 271 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 272 { 273 struct dvb_demux *demux = feed->demux; 274 struct em28xx_dvb *dvb = demux->priv; 275 int err = 0; 276 277 mutex_lock(&dvb->lock); 278 dvb->nfeeds--; 279 280 if (!dvb->nfeeds) 281 err = em28xx_stop_streaming(dvb); 282 283 mutex_unlock(&dvb->lock); 284 return err; 285 } 286 287 /* ------------------------------------------------------------------ */ 288 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 289 { 290 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 291 struct em28xx *dev = i2c_bus->dev; 292 293 if (acquire) 294 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 295 else 296 return em28xx_set_mode(dev, EM28XX_SUSPEND); 297 } 298 299 /* ------------------------------------------------------------------ */ 300 301 static struct lgdt330x_config em2880_lgdt3303_dev = { 302 .demod_chip = LGDT3303, 303 }; 304 305 static struct lgdt3305_config em2870_lgdt3304_dev = { 306 .i2c_addr = 0x0e, 307 .demod_chip = LGDT3304, 308 .spectral_inversion = 1, 309 .deny_i2c_rptr = 1, 310 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 311 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 312 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 313 .vsb_if_khz = 3250, 314 .qam_if_khz = 4000, 315 }; 316 317 static struct lgdt3305_config em2874_lgdt3305_dev = { 318 .i2c_addr = 0x0e, 319 .demod_chip = LGDT3305, 320 .spectral_inversion = 1, 321 .deny_i2c_rptr = 0, 322 .mpeg_mode = LGDT3305_MPEG_SERIAL, 323 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 324 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 325 .vsb_if_khz = 3250, 326 .qam_if_khz = 4000, 327 }; 328 329 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 330 .i2c_addr = 0x0e, 331 .demod_chip = LGDT3305, 332 .spectral_inversion = 1, 333 .deny_i2c_rptr = 1, 334 .mpeg_mode = LGDT3305_MPEG_SERIAL, 335 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 336 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 337 .vsb_if_khz = 3600, 338 .qam_if_khz = 3600, 339 }; 340 341 static struct s921_config sharp_isdbt = { 342 .demod_address = 0x30 >> 1 343 }; 344 345 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 346 .demod_address = (0x1e >> 1), 347 .no_tuner = 1, 348 .parallel_ts = 1, 349 .if2 = 45600, 350 }; 351 352 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 353 .demod_address = 0x32 >> 1, 354 .output_mode = S5H1409_PARALLEL_OUTPUT, 355 .gpio = S5H1409_GPIO_OFF, 356 .inversion = S5H1409_INVERSION_OFF, 357 .status_mode = S5H1409_DEMODLOCKING, 358 .mpeg_timing = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 359 }; 360 361 static struct tda18271_std_map kworld_a340_std_map = { 362 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 363 .if_lvl = 1, .rfagc_top = 0x37, }, 364 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 365 .if_lvl = 1, .rfagc_top = 0x37, }, 366 }; 367 368 static struct tda18271_config kworld_a340_config = { 369 .std_map = &kworld_a340_std_map, 370 }; 371 372 static struct tda18271_config kworld_ub435q_v2_config = { 373 .std_map = &kworld_a340_std_map, 374 .gate = TDA18271_GATE_DIGITAL, 375 }; 376 377 static struct tda18212_config kworld_ub435q_v3_config = { 378 .if_atsc_vsb = 3600, 379 .if_atsc_qam = 3600, 380 }; 381 382 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 383 .demod_address = (0x1e >> 1), 384 .no_tuner = 1, 385 .disable_i2c_gate_ctrl = 1, 386 .parallel_ts = 1, 387 .if2 = 45600, 388 }; 389 390 static struct drxd_config em28xx_drxd = { 391 .demod_address = 0x70, 392 .demod_revision = 0xa2, 393 .pll_type = DRXD_PLL_NONE, 394 .clock = 12000, 395 .insert_rs_byte = 1, 396 .IF = 42800000, 397 .disable_i2c_gate_ctrl = 1, 398 }; 399 400 static struct drxk_config terratec_h5_drxk = { 401 .adr = 0x29, 402 .single_master = 1, 403 .no_i2c_bridge = 1, 404 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 405 .qam_demod_parameter_count = 2, 406 }; 407 408 static struct drxk_config hauppauge_930c_drxk = { 409 .adr = 0x29, 410 .single_master = 1, 411 .no_i2c_bridge = 1, 412 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 413 .chunk_size = 56, 414 .qam_demod_parameter_count = 2, 415 }; 416 417 static struct drxk_config terratec_htc_stick_drxk = { 418 .adr = 0x29, 419 .single_master = 1, 420 .no_i2c_bridge = 1, 421 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 422 .chunk_size = 54, 423 .qam_demod_parameter_count = 2, 424 /* Required for the antenna_gpio to disable LNA. */ 425 .antenna_dvbt = true, 426 /* The windows driver uses the same. This will disable LNA. */ 427 .antenna_gpio = 0x6, 428 }; 429 430 static struct drxk_config maxmedia_ub425_tc_drxk = { 431 .adr = 0x29, 432 .single_master = 1, 433 .no_i2c_bridge = 1, 434 .microcode_name = "dvb-demod-drxk-01.fw", 435 .chunk_size = 62, 436 .qam_demod_parameter_count = 2, 437 }; 438 439 static struct drxk_config pctv_520e_drxk = { 440 .adr = 0x29, 441 .single_master = 1, 442 .microcode_name = "dvb-demod-drxk-pctv.fw", 443 .qam_demod_parameter_count = 2, 444 .chunk_size = 58, 445 .antenna_dvbt = true, /* disable LNA */ 446 .antenna_gpio = (1 << 2), /* disable LNA */ 447 }; 448 449 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 450 { 451 struct em28xx_dvb *dvb = fe->sec_priv; 452 int status; 453 454 if (!dvb) 455 return -EINVAL; 456 457 if (enable) { 458 down(&dvb->pll_mutex); 459 status = dvb->gate_ctrl(fe, 1); 460 } else { 461 status = dvb->gate_ctrl(fe, 0); 462 up(&dvb->pll_mutex); 463 } 464 return status; 465 } 466 467 static void hauppauge_hvr930c_init(struct em28xx *dev) 468 { 469 int i; 470 471 static const struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 472 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 473 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 474 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 475 { -1, -1, -1, -1}, 476 }; 477 static const struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 478 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 479 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 481 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 482 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 483 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 484 485 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 486 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 487 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 488 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 489 490 { -1, -1, -1, -1}, 491 }; 492 493 static const struct { 494 unsigned char r[4]; 495 int len; 496 } regs[] = { 497 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 498 {{ 0x01, 0x02 }, 2}, 499 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 500 {{ 0x01, 0x00 }, 2}, 501 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 502 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 503 {{ 0x01, 0x00 }, 2}, 504 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 505 {{ 0x04, 0x00 }, 2}, 506 {{ 0x00, 0x04 }, 2}, 507 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 508 {{ 0x04, 0x14 }, 2}, 509 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 510 }; 511 512 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 513 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 514 usleep_range(10000, 11000); 515 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 516 usleep_range(10000, 11000); 517 518 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 519 520 for (i = 0; i < ARRAY_SIZE(regs); i++) 521 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 522 regs[i].r, regs[i].len); 523 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 524 525 msleep(100); 526 527 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 528 msleep(30); 529 530 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 531 usleep_range(10000, 11000); 532 } 533 534 static void terratec_h5_init(struct em28xx *dev) 535 { 536 int i; 537 static const struct em28xx_reg_seq terratec_h5_init[] = { 538 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 539 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 540 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 541 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 542 { -1, -1, -1, -1}, 543 }; 544 static const struct em28xx_reg_seq terratec_h5_end[] = { 545 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 546 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 547 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 548 { -1, -1, -1, -1}, 549 }; 550 static const struct { 551 unsigned char r[4]; 552 int len; 553 } regs[] = { 554 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 555 {{ 0x01, 0x02 }, 2}, 556 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 557 {{ 0x01, 0x00 }, 2}, 558 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 559 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 560 {{ 0x01, 0x00 }, 2}, 561 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 562 {{ 0x04, 0x00 }, 2}, 563 {{ 0x00, 0x04 }, 2}, 564 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 565 {{ 0x04, 0x14 }, 2}, 566 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 567 }; 568 569 em28xx_gpio_set(dev, terratec_h5_init); 570 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 571 usleep_range(10000, 11000); 572 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 573 usleep_range(10000, 11000); 574 575 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 576 577 for (i = 0; i < ARRAY_SIZE(regs); i++) 578 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 579 regs[i].r, regs[i].len); 580 em28xx_gpio_set(dev, terratec_h5_end); 581 }; 582 583 static void terratec_htc_stick_init(struct em28xx *dev) 584 { 585 int i; 586 587 /* 588 * GPIO configuration: 589 * 0xff: unknown (does not affect DVB-T). 590 * 0xf6: DRX-K (demodulator). 591 * 0xe6: unknown (does not affect DVB-T). 592 * 0xb6: unknown (does not affect DVB-T). 593 */ 594 static const struct em28xx_reg_seq terratec_htc_stick_init[] = { 595 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 596 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 597 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 598 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 599 { -1, -1, -1, -1}, 600 }; 601 static const struct em28xx_reg_seq terratec_htc_stick_end[] = { 602 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 603 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 604 { -1, -1, -1, -1}, 605 }; 606 607 /* 608 * Init the analog decoder (not yet supported), but 609 * it's probably still a good idea. 610 */ 611 static const struct { 612 unsigned char r[4]; 613 int len; 614 } regs[] = { 615 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 616 {{ 0x01, 0x02 }, 2}, 617 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 618 {{ 0x01, 0x00 }, 2}, 619 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 620 }; 621 622 em28xx_gpio_set(dev, terratec_htc_stick_init); 623 624 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 625 usleep_range(10000, 11000); 626 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 627 usleep_range(10000, 11000); 628 629 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 630 631 for (i = 0; i < ARRAY_SIZE(regs); i++) 632 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 633 regs[i].r, regs[i].len); 634 635 em28xx_gpio_set(dev, terratec_htc_stick_end); 636 }; 637 638 static void terratec_htc_usb_xs_init(struct em28xx *dev) 639 { 640 int i; 641 642 static const struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 643 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 644 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 645 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 646 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 647 { -1, -1, -1, -1}, 648 }; 649 static const struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 650 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 651 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 652 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 653 { -1, -1, -1, -1}, 654 }; 655 656 /* 657 * Init the analog decoder (not yet supported), but 658 * it's probably still a good idea. 659 */ 660 static const struct { 661 unsigned char r[4]; 662 int len; 663 } regs[] = { 664 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 665 {{ 0x01, 0x02 }, 2}, 666 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 667 {{ 0x01, 0x00 }, 2}, 668 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 669 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 670 {{ 0x01, 0x00 }, 2}, 671 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 672 {{ 0x04, 0x00 }, 2}, 673 {{ 0x00, 0x04 }, 2}, 674 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 675 {{ 0x04, 0x14 }, 2}, 676 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 677 }; 678 679 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 680 681 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 682 683 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 684 usleep_range(10000, 11000); 685 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 686 usleep_range(10000, 11000); 687 688 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 689 690 for (i = 0; i < ARRAY_SIZE(regs); i++) 691 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 692 regs[i].r, regs[i].len); 693 694 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 695 }; 696 697 static void pctv_520e_init(struct em28xx *dev) 698 { 699 /* 700 * Init AVF4910B analog decoder. Looks like I2C traffic to 701 * digital demodulator and tuner are routed via AVF4910B. 702 */ 703 int i; 704 static const struct { 705 unsigned char r[4]; 706 int len; 707 } regs[] = { 708 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 709 {{ 0x01, 0x02 }, 2}, 710 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 711 {{ 0x01, 0x00 }, 2}, 712 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 713 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 714 {{ 0x01, 0x00 }, 2}, 715 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 716 }; 717 718 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 719 720 for (i = 0; i < ARRAY_SIZE(regs); i++) 721 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 722 regs[i].r, regs[i].len); 723 }; 724 725 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 726 { 727 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 728 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 729 struct em28xx *dev = i2c_bus->dev; 730 #ifdef CONFIG_GPIOLIB 731 struct em28xx_dvb *dvb = dev->dvb; 732 int ret; 733 unsigned long flags; 734 735 if (c->lna == 1) 736 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 737 else 738 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 739 740 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 741 if (ret) 742 dev_err(&dev->intf->dev, "gpio request failed %d\n", ret); 743 else 744 gpio_free(dvb->lna_gpio); 745 746 return ret; 747 #else 748 dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n", 749 KBUILD_MODNAME, c->lna); 750 return 0; 751 #endif 752 } 753 754 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 755 { 756 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 757 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 758 struct em28xx *dev = i2c_bus->dev; 759 u8 lna; 760 761 if (c->lna == 1) 762 lna = 0x01; 763 else 764 lna = 0x00; 765 766 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 767 } 768 769 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 770 { 771 /* Values extracted from a USB trace of the Terratec Windows driver */ 772 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 773 static u8 reset[] = { RESET, 0x80 }; 774 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 775 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 776 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 777 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 778 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 779 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 780 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 781 static u8 tuner_go[] = { TUNER_GO, 0x01}; 782 783 mt352_write(fe, clock_config, sizeof(clock_config)); 784 usleep_range(200, 250); 785 mt352_write(fe, reset, sizeof(reset)); 786 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 787 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 788 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 789 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 790 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 791 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 792 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 793 mt352_write(fe, tuner_go, sizeof(tuner_go)); 794 return 0; 795 } 796 797 static void px_bcud_init(struct em28xx *dev) 798 { 799 int i; 800 static const struct { 801 unsigned char r[4]; 802 int len; 803 } regs1[] = { 804 {{ 0x0e, 0x77 }, 2}, 805 {{ 0x0f, 0x77 }, 2}, 806 {{ 0x03, 0x90 }, 2}, 807 }, regs2[] = { 808 {{ 0x07, 0x01 }, 2}, 809 {{ 0x08, 0x10 }, 2}, 810 {{ 0x13, 0x00 }, 2}, 811 {{ 0x17, 0x00 }, 2}, 812 {{ 0x03, 0x01 }, 2}, 813 {{ 0x10, 0xb1 }, 2}, 814 {{ 0x11, 0x40 }, 2}, 815 {{ 0x85, 0x7a }, 2}, 816 {{ 0x87, 0x04 }, 2}, 817 }; 818 static const struct em28xx_reg_seq gpio[] = { 819 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300}, 820 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60}, 821 {EM28XX_R15_RGAIN, 0x20, 0xff, 0}, 822 {EM28XX_R16_GGAIN, 0x20, 0xff, 0}, 823 {EM28XX_R17_BGAIN, 0x20, 0xff, 0}, 824 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0}, 825 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0}, 826 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0}, 827 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0}, 828 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0}, 829 {EM28XX_R26_COMPR, 0x00, 0xff, 0}, 830 {0x13, 0x08, 0xff, 0}, 831 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0}, 832 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0}, 833 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0}, 834 {EM28XX_R10_VINMODE, 0x00, 0xff, 0}, 835 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0}, 836 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0}, 837 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0}, 838 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0}, 839 }; 840 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46); 841 /* sleeping ISDB-T */ 842 dev->dvb->i2c_client_demod->addr = 0x14; 843 for (i = 0; i < ARRAY_SIZE(regs1); i++) 844 i2c_master_send(dev->dvb->i2c_client_demod, 845 regs1[i].r, regs1[i].len); 846 /* sleeping ISDB-S */ 847 dev->dvb->i2c_client_demod->addr = 0x15; 848 for (i = 0; i < ARRAY_SIZE(regs2); i++) 849 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r, 850 regs2[i].len); 851 for (i = 0; i < ARRAY_SIZE(gpio); i++) { 852 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val, 853 gpio[i].mask); 854 if (gpio[i].sleep > 0) 855 msleep(gpio[i].sleep); 856 } 857 }; 858 859 static struct mt352_config terratec_xs_mt352_cfg = { 860 .demod_address = (0x1e >> 1), 861 .no_tuner = 1, 862 .if2 = 45600, 863 .demod_init = em28xx_mt352_terratec_xs_init, 864 }; 865 866 static struct tda10023_config em28xx_tda10023_config = { 867 .demod_address = 0x0c, 868 .invert = 1, 869 }; 870 871 static struct cxd2820r_config em28xx_cxd2820r_config = { 872 .i2c_address = (0xd8 >> 1), 873 .ts_mode = CXD2820R_TS_SERIAL, 874 }; 875 876 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 877 .output_opt = TDA18271_OUTPUT_LT_OFF, 878 .gate = TDA18271_GATE_DIGITAL, 879 }; 880 881 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 882 .demod_address = (0x1e >> 1), 883 .disable_i2c_gate_ctrl = 1, 884 .no_tuner = 1, 885 .parallel_ts = 1, 886 }; 887 888 static struct mt2060_config em28xx_mt2060_config = { 889 .i2c_address = 0x60, 890 }; 891 892 static struct qt1010_config em28xx_qt1010_config = { 893 .i2c_address = 0x62 894 }; 895 896 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 897 .demod_address = 0x10, 898 .is_serial = true, 899 }; 900 901 static struct tda18271_std_map mb86a20s_tda18271_config = { 902 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 903 .if_lvl = 1, .rfagc_top = 0x37, }, 904 }; 905 906 static struct tda18271_config c3tech_duo_tda18271_config = { 907 .std_map = &mb86a20s_tda18271_config, 908 .gate = TDA18271_GATE_DIGITAL, 909 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 910 }; 911 912 static struct tda18271_std_map drx_j_std_map = { 913 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 914 .rfagc_top = 0x37, }, 915 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 916 .rfagc_top = 0x37, }, 917 }; 918 919 static struct tda18271_config pinnacle_80e_dvb_config = { 920 .std_map = &drx_j_std_map, 921 .gate = TDA18271_GATE_DIGITAL, 922 .role = TDA18271_MASTER, 923 }; 924 925 static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = { 926 .qam_if_khz = 4000, 927 .vsb_if_khz = 3250, 928 .spectral_inversion = 0, 929 .deny_i2c_rptr = 0, 930 .mpeg_mode = LGDT3306A_MPEG_SERIAL, 931 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, 932 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, 933 .xtalMHz = 25, 934 }; 935 936 /* ------------------------------------------------------------------ */ 937 938 static noinline_for_stack int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 939 { 940 struct dvb_frontend *fe; 941 struct xc2028_config cfg; 942 struct xc2028_ctrl ctl; 943 944 memset(&cfg, 0, sizeof(cfg)); 945 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 946 cfg.i2c_addr = addr; 947 948 memset(&ctl, 0, sizeof(ctl)); 949 em28xx_setup_xc3028(dev, &ctl); 950 cfg.ctrl = &ctl; 951 952 if (!dev->dvb->fe[0]) { 953 dev_err(&dev->intf->dev, 954 "dvb frontend not attached. Can't attach xc3028\n"); 955 return -EINVAL; 956 } 957 958 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 959 if (!fe) { 960 dev_err(&dev->intf->dev, "xc3028 attach failed\n"); 961 dvb_frontend_detach(dev->dvb->fe[0]); 962 dev->dvb->fe[0] = NULL; 963 return -EINVAL; 964 } 965 966 dev_info(&dev->intf->dev, "xc3028 attached\n"); 967 968 return 0; 969 } 970 971 /* ------------------------------------------------------------------ */ 972 973 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 974 struct em28xx *dev, struct device *device) 975 { 976 int result; 977 bool create_rf_connector = false; 978 979 mutex_init(&dvb->lock); 980 981 /* register adapter */ 982 result = dvb_register_adapter(&dvb->adapter, 983 dev_name(&dev->intf->dev), module, 984 device, adapter_nr); 985 if (result < 0) { 986 dev_warn(&dev->intf->dev, 987 "dvb_register_adapter failed (errno = %d)\n", 988 result); 989 goto fail_adapter; 990 } 991 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 992 dvb->adapter.mdev = dev->media_dev; 993 #endif 994 995 /* Ensure all frontends negotiate bus access */ 996 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 997 if (dvb->fe[1]) 998 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 999 1000 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 1001 1002 /* register frontend */ 1003 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 1004 if (result < 0) { 1005 dev_warn(&dev->intf->dev, 1006 "dvb_register_frontend failed (errno = %d)\n", 1007 result); 1008 goto fail_frontend0; 1009 } 1010 1011 /* register 2nd frontend */ 1012 if (dvb->fe[1]) { 1013 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 1014 if (result < 0) { 1015 dev_warn(&dev->intf->dev, 1016 "2nd dvb_register_frontend failed (errno = %d)\n", 1017 result); 1018 goto fail_frontend1; 1019 } 1020 } 1021 1022 /* register demux stuff */ 1023 dvb->demux.dmx.capabilities = 1024 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 1025 DMX_MEMORY_BASED_FILTERING; 1026 dvb->demux.priv = dvb; 1027 dvb->demux.filternum = 256; 1028 dvb->demux.feednum = 256; 1029 dvb->demux.start_feed = em28xx_start_feed; 1030 dvb->demux.stop_feed = em28xx_stop_feed; 1031 1032 result = dvb_dmx_init(&dvb->demux); 1033 if (result < 0) { 1034 dev_warn(&dev->intf->dev, 1035 "dvb_dmx_init failed (errno = %d)\n", 1036 result); 1037 goto fail_dmx; 1038 } 1039 1040 dvb->dmxdev.filternum = 256; 1041 dvb->dmxdev.demux = &dvb->demux.dmx; 1042 dvb->dmxdev.capabilities = 0; 1043 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 1044 if (result < 0) { 1045 dev_warn(&dev->intf->dev, 1046 "dvb_dmxdev_init failed (errno = %d)\n", 1047 result); 1048 goto fail_dmxdev; 1049 } 1050 1051 dvb->fe_hw.source = DMX_FRONTEND_0; 1052 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1053 if (result < 0) { 1054 dev_warn(&dev->intf->dev, 1055 "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 1056 result); 1057 goto fail_fe_hw; 1058 } 1059 1060 dvb->fe_mem.source = DMX_MEMORY_FE; 1061 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1062 if (result < 0) { 1063 dev_warn(&dev->intf->dev, 1064 "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 1065 result); 1066 goto fail_fe_mem; 1067 } 1068 1069 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1070 if (result < 0) { 1071 dev_warn(&dev->intf->dev, 1072 "connect_frontend failed (errno = %d)\n", 1073 result); 1074 goto fail_fe_conn; 1075 } 1076 1077 /* register network adapter */ 1078 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 1079 1080 /* If the analog part won't create RF connectors, DVB will do it */ 1081 if (!dev->has_video || dev->tuner_type == TUNER_ABSENT) 1082 create_rf_connector = true; 1083 1084 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector); 1085 if (result < 0) 1086 goto fail_create_graph; 1087 1088 return 0; 1089 1090 fail_create_graph: 1091 dvb_net_release(&dvb->net); 1092 fail_fe_conn: 1093 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1094 fail_fe_mem: 1095 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1096 fail_fe_hw: 1097 dvb_dmxdev_release(&dvb->dmxdev); 1098 fail_dmxdev: 1099 dvb_dmx_release(&dvb->demux); 1100 fail_dmx: 1101 if (dvb->fe[1]) 1102 dvb_unregister_frontend(dvb->fe[1]); 1103 dvb_unregister_frontend(dvb->fe[0]); 1104 fail_frontend1: 1105 if (dvb->fe[1]) 1106 dvb_frontend_detach(dvb->fe[1]); 1107 fail_frontend0: 1108 dvb_frontend_detach(dvb->fe[0]); 1109 dvb_unregister_adapter(&dvb->adapter); 1110 fail_adapter: 1111 return result; 1112 } 1113 1114 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1115 { 1116 dvb_net_release(&dvb->net); 1117 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1118 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1119 dvb_dmxdev_release(&dvb->dmxdev); 1120 dvb_dmx_release(&dvb->demux); 1121 if (dvb->fe[1]) 1122 dvb_unregister_frontend(dvb->fe[1]); 1123 dvb_unregister_frontend(dvb->fe[0]); 1124 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1125 dvb_frontend_detach(dvb->fe[1]); 1126 dvb_frontend_detach(dvb->fe[0]); 1127 dvb_unregister_adapter(&dvb->adapter); 1128 } 1129 1130 static int em28174_dvb_init_pctv_460e(struct em28xx *dev) 1131 { 1132 struct em28xx_dvb *dvb = dev->dvb; 1133 struct tda10071_platform_data tda10071_pdata = {}; 1134 struct a8293_platform_data a8293_pdata = {}; 1135 1136 /* attach demod + tuner combo */ 1137 tda10071_pdata.clk = 40444000; /* 40.444 MHz */ 1138 tda10071_pdata.i2c_wr_max = 64; 1139 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL; 1140 tda10071_pdata.pll_multiplier = 20; 1141 tda10071_pdata.tuner_i2c_addr = 0x14; 1142 1143 dvb->i2c_client_demod = dvb_module_probe("tda10071", "tda10071_cx24118", 1144 &dev->i2c_adap[dev->def_i2c_bus], 1145 0x55, &tda10071_pdata); 1146 if (!dvb->i2c_client_demod) 1147 return -ENODEV; 1148 1149 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(dvb->i2c_client_demod); 1150 1151 /* attach SEC */ 1152 a8293_pdata.dvb_frontend = dvb->fe[0]; 1153 1154 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, 1155 &dev->i2c_adap[dev->def_i2c_bus], 1156 0x08, &a8293_pdata); 1157 if (!dvb->i2c_client_sec) { 1158 dvb_module_release(dvb->i2c_client_demod); 1159 return -ENODEV; 1160 } 1161 1162 return 0; 1163 } 1164 1165 static int em28178_dvb_init_pctv_461e(struct em28xx *dev) 1166 { 1167 struct em28xx_dvb *dvb = dev->dvb; 1168 struct i2c_adapter *i2c_adapter; 1169 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1170 struct ts2020_config ts2020_config = {}; 1171 struct a8293_platform_data a8293_pdata = {}; 1172 1173 /* attach demod */ 1174 m88ds3103_pdata.clk = 27000000; 1175 m88ds3103_pdata.i2c_wr_max = 33; 1176 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1177 m88ds3103_pdata.ts_clk = 16000; 1178 m88ds3103_pdata.ts_clk_pol = 1; 1179 m88ds3103_pdata.agc = 0x99; 1180 1181 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", NULL, 1182 &dev->i2c_adap[dev->def_i2c_bus], 1183 0x68, &m88ds3103_pdata); 1184 if (!dvb->i2c_client_demod) 1185 return -ENODEV; 1186 1187 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod); 1188 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod); 1189 1190 /* attach tuner */ 1191 ts2020_config.fe = dvb->fe[0]; 1192 1193 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022", 1194 i2c_adapter, 1195 0x60, &ts2020_config); 1196 if (!dvb->i2c_client_tuner) { 1197 dvb_module_release(dvb->i2c_client_demod); 1198 return -ENODEV; 1199 } 1200 1201 /* delegate signal strength measurement to tuner */ 1202 dvb->fe[0]->ops.read_signal_strength = 1203 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1204 1205 /* attach SEC */ 1206 a8293_pdata.dvb_frontend = dvb->fe[0]; 1207 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, 1208 &dev->i2c_adap[dev->def_i2c_bus], 1209 0x08, &a8293_pdata); 1210 if (!dvb->i2c_client_sec) { 1211 dvb_module_release(dvb->i2c_client_tuner); 1212 dvb_module_release(dvb->i2c_client_demod); 1213 return -ENODEV; 1214 } 1215 1216 return 0; 1217 } 1218 1219 static int em28178_dvb_init_pctv_461e_v2(struct em28xx *dev) 1220 { 1221 struct em28xx_dvb *dvb = dev->dvb; 1222 struct i2c_adapter *i2c_adapter; 1223 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1224 struct ts2020_config ts2020_config = {}; 1225 struct a8293_platform_data a8293_pdata = {}; 1226 1227 /* attach demod */ 1228 m88ds3103_pdata.clk = 27000000; 1229 m88ds3103_pdata.i2c_wr_max = 33; 1230 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1231 m88ds3103_pdata.ts_clk = 16000; 1232 m88ds3103_pdata.ts_clk_pol = 0; 1233 m88ds3103_pdata.agc = 0x99; 1234 m88ds3103_pdata.agc_inv = 0; 1235 m88ds3103_pdata.spec_inv = 0; 1236 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", "m88ds3103b", 1237 &dev->i2c_adap[dev->def_i2c_bus], 1238 0x6a, &m88ds3103_pdata); 1239 1240 if (!dvb->i2c_client_demod) 1241 return -ENODEV; 1242 1243 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod); 1244 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod); 1245 1246 /* attach tuner */ 1247 ts2020_config.fe = dvb->fe[0]; 1248 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022", 1249 i2c_adapter, 1250 0x60, &ts2020_config); 1251 if (!dvb->i2c_client_tuner) { 1252 dvb_module_release(dvb->i2c_client_demod); 1253 return -ENODEV; 1254 } 1255 1256 /* delegate signal strength measurement to tuner */ 1257 dvb->fe[0]->ops.read_signal_strength = 1258 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1259 1260 /* attach SEC */ 1261 a8293_pdata.dvb_frontend = dvb->fe[0]; 1262 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, 1263 &dev->i2c_adap[dev->def_i2c_bus], 1264 0x08, &a8293_pdata); 1265 if (!dvb->i2c_client_sec) { 1266 dvb_module_release(dvb->i2c_client_tuner); 1267 dvb_module_release(dvb->i2c_client_demod); 1268 return -ENODEV; 1269 } 1270 1271 return 0; 1272 } 1273 1274 static int em28178_dvb_init_pctv_292e(struct em28xx *dev) 1275 { 1276 struct em28xx_dvb *dvb = dev->dvb; 1277 struct i2c_adapter *adapter; 1278 struct si2168_config si2168_config = {}; 1279 struct si2157_config si2157_config = {}; 1280 1281 /* attach demod */ 1282 si2168_config.i2c_adapter = &adapter; 1283 si2168_config.fe = &dvb->fe[0]; 1284 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1285 si2168_config.spectral_inversion = true; 1286 1287 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, 1288 &dev->i2c_adap[dev->def_i2c_bus], 1289 0x64, &si2168_config); 1290 if (!dvb->i2c_client_demod) 1291 return -ENODEV; 1292 1293 /* attach tuner */ 1294 si2157_config.fe = dvb->fe[0]; 1295 si2157_config.if_port = 1; 1296 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1297 si2157_config.mdev = dev->media_dev; 1298 #endif 1299 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, 1300 adapter, 1301 0x60, &si2157_config); 1302 if (!dvb->i2c_client_tuner) { 1303 dvb_module_release(dvb->i2c_client_demod); 1304 return -ENODEV; 1305 } 1306 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1307 1308 return 0; 1309 } 1310 1311 static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev) 1312 { 1313 struct em28xx_dvb *dvb = dev->dvb; 1314 struct i2c_adapter *adapter; 1315 struct si2168_config si2168_config = {}; 1316 struct si2157_config si2157_config = {}; 1317 1318 /* attach demod */ 1319 si2168_config.i2c_adapter = &adapter; 1320 si2168_config.fe = &dvb->fe[0]; 1321 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1322 1323 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, 1324 &dev->i2c_adap[dev->def_i2c_bus], 1325 0x64, &si2168_config); 1326 if (!dvb->i2c_client_demod) 1327 return -ENODEV; 1328 1329 /* attach tuner */ 1330 memset(&si2157_config, 0, sizeof(si2157_config)); 1331 si2157_config.fe = dvb->fe[0]; 1332 si2157_config.if_port = 0; 1333 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1334 si2157_config.mdev = dev->media_dev; 1335 #endif 1336 dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146", 1337 adapter, 1338 0x60, &si2157_config); 1339 if (!dvb->i2c_client_tuner) { 1340 dvb_module_release(dvb->i2c_client_demod); 1341 return -ENODEV; 1342 } 1343 1344 return 0; 1345 } 1346 1347 static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev) 1348 { 1349 struct em28xx_dvb *dvb = dev->dvb; 1350 struct tc90522_config tc90522_config = {}; 1351 struct qm1d1c0042_config qm1d1c0042_config = {}; 1352 1353 /* attach demod */ 1354 dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat", 1355 &dev->i2c_adap[dev->def_i2c_bus], 1356 0x15, &tc90522_config); 1357 if (!dvb->i2c_client_demod) 1358 return -ENODEV; 1359 1360 /* attach tuner */ 1361 qm1d1c0042_config.fe = tc90522_config.fe; 1362 qm1d1c0042_config.lpf = 1; 1363 1364 dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL, 1365 tc90522_config.tuner_i2c, 1366 0x61, &qm1d1c0042_config); 1367 if (!dvb->i2c_client_tuner) { 1368 dvb_module_release(dvb->i2c_client_demod); 1369 return -ENODEV; 1370 } 1371 1372 dvb->fe[0] = tc90522_config.fe; 1373 px_bcud_init(dev); 1374 1375 return 0; 1376 } 1377 1378 static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev) 1379 { 1380 struct em28xx_dvb *dvb = dev->dvb; 1381 struct i2c_adapter *adapter; 1382 struct si2168_config si2168_config = {}; 1383 struct si2157_config si2157_config = {}; 1384 unsigned char addr; 1385 1386 /* attach demod */ 1387 si2168_config.i2c_adapter = &adapter; 1388 si2168_config.fe = &dvb->fe[0]; 1389 si2168_config.ts_mode = SI2168_TS_SERIAL; 1390 si2168_config.spectral_inversion = true; 1391 addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67; 1392 1393 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, 1394 &dev->i2c_adap[dev->def_i2c_bus], 1395 addr, &si2168_config); 1396 if (!dvb->i2c_client_demod) 1397 return -ENODEV; 1398 1399 /* attach tuner */ 1400 memset(&si2157_config, 0, sizeof(si2157_config)); 1401 si2157_config.fe = dvb->fe[0]; 1402 si2157_config.if_port = 1; 1403 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1404 si2157_config.mdev = dev->media_dev; 1405 #endif 1406 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63; 1407 1408 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, 1409 adapter, 1410 addr, &si2157_config); 1411 if (!dvb->i2c_client_tuner) { 1412 dvb_module_release(dvb->i2c_client_demod); 1413 return -ENODEV; 1414 } 1415 1416 return 0; 1417 } 1418 1419 static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev) 1420 { 1421 struct em28xx_dvb *dvb = dev->dvb; 1422 struct i2c_adapter *adapter; 1423 struct lgdt3306a_config lgdt3306a_config = {}; 1424 struct si2157_config si2157_config = {}; 1425 unsigned char addr; 1426 1427 /* attach demod */ 1428 lgdt3306a_config = hauppauge_01595_lgdt3306a_config; 1429 lgdt3306a_config.fe = &dvb->fe[0]; 1430 lgdt3306a_config.i2c_adapter = &adapter; 1431 addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e; 1432 1433 dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL, 1434 &dev->i2c_adap[dev->def_i2c_bus], 1435 addr, &lgdt3306a_config); 1436 if (!dvb->i2c_client_demod) 1437 return -ENODEV; 1438 1439 /* attach tuner */ 1440 si2157_config.fe = dvb->fe[0]; 1441 si2157_config.if_port = 1; 1442 si2157_config.inversion = 1; 1443 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1444 si2157_config.mdev = dev->media_dev; 1445 #endif 1446 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62; 1447 1448 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, 1449 adapter, 1450 addr, &si2157_config); 1451 if (!dvb->i2c_client_tuner) { 1452 dvb_module_release(dvb->i2c_client_demod); 1453 return -ENODEV; 1454 } 1455 1456 return 0; 1457 } 1458 1459 static int em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx *dev) 1460 { 1461 struct em28xx_dvb *dvb = dev->dvb; 1462 struct mxl692_config mxl692_config = {}; 1463 unsigned char addr; 1464 1465 /* attach demod/tuner combo */ 1466 mxl692_config.id = (dev->ts == PRIMARY_TS) ? 0 : 1; 1467 mxl692_config.fe = &dvb->fe[0]; 1468 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63; 1469 1470 dvb->i2c_client_demod = dvb_module_probe("mxl692", NULL, 1471 &dev->i2c_adap[dev->def_i2c_bus], 1472 addr, &mxl692_config); 1473 if (!dvb->i2c_client_demod) 1474 return -ENODEV; 1475 1476 return 0; 1477 } 1478 1479 static int em28xx_dvb_init(struct em28xx *dev) 1480 { 1481 int result = 0, dvb_alt = 0; 1482 struct em28xx_dvb *dvb; 1483 struct usb_device *udev; 1484 1485 if (dev->is_audio_only) { 1486 /* Shouldn't initialize IR for this interface */ 1487 return 0; 1488 } 1489 1490 if (!dev->board.has_dvb) { 1491 /* This device does not support the extension */ 1492 return 0; 1493 } 1494 1495 dev_info(&dev->intf->dev, "Binding DVB extension\n"); 1496 1497 dvb = kzalloc(sizeof(*dvb), GFP_KERNEL); 1498 if (!dvb) 1499 return -ENOMEM; 1500 1501 dev->dvb = dvb; 1502 dvb->fe[0] = NULL; 1503 dvb->fe[1] = NULL; 1504 1505 /* pre-allocate DVB usb transfer buffers */ 1506 if (dev->dvb_xfer_bulk) { 1507 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1508 dev->dvb_xfer_bulk, 1509 EM28XX_DVB_NUM_BUFS, 1510 512, 1511 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1512 } else { 1513 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1514 dev->dvb_xfer_bulk, 1515 EM28XX_DVB_NUM_BUFS, 1516 dev->dvb_max_pkt_size_isoc, 1517 EM28XX_DVB_NUM_ISOC_PACKETS); 1518 } 1519 if (result) { 1520 dev_err(&dev->intf->dev, 1521 "failed to pre-allocate USB transfer buffers for DVB.\n"); 1522 kfree(dvb); 1523 dev->dvb = NULL; 1524 return result; 1525 } 1526 1527 mutex_lock(&dev->lock); 1528 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1529 /* init frontend */ 1530 switch (dev->model) { 1531 case EM2874_BOARD_LEADERSHIP_ISDBT: 1532 dvb->fe[0] = dvb_attach(s921_attach, 1533 &sharp_isdbt, 1534 &dev->i2c_adap[dev->def_i2c_bus]); 1535 1536 if (!dvb->fe[0]) { 1537 result = -EINVAL; 1538 goto out_free; 1539 } 1540 1541 break; 1542 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1543 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1544 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1545 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1546 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1547 &em2880_lgdt3303_dev, 1548 0x0e, 1549 &dev->i2c_adap[dev->def_i2c_bus]); 1550 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1551 result = -EINVAL; 1552 goto out_free; 1553 } 1554 break; 1555 case EM2880_BOARD_KWORLD_DVB_310U: 1556 dvb->fe[0] = dvb_attach(zl10353_attach, 1557 &em28xx_zl10353_with_xc3028, 1558 &dev->i2c_adap[dev->def_i2c_bus]); 1559 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1560 result = -EINVAL; 1561 goto out_free; 1562 } 1563 break; 1564 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1565 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1566 case EM2880_BOARD_EMPIRE_DUAL_TV: 1567 case EM2882_BOARD_ZOLID_HYBRID_TV_STICK: 1568 dvb->fe[0] = dvb_attach(zl10353_attach, 1569 &em28xx_zl10353_xc3028_no_i2c_gate, 1570 &dev->i2c_adap[dev->def_i2c_bus]); 1571 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1572 result = -EINVAL; 1573 goto out_free; 1574 } 1575 break; 1576 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1577 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1578 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1579 case EM2882_BOARD_DIKOM_DK300: 1580 case EM2882_BOARD_KWORLD_VS_DVBT: 1581 /* 1582 * Those boards could have either a zl10353 or a mt352. 1583 * If the chip id isn't for zl10353, try mt352. 1584 */ 1585 dvb->fe[0] = dvb_attach(zl10353_attach, 1586 &em28xx_zl10353_xc3028_no_i2c_gate, 1587 &dev->i2c_adap[dev->def_i2c_bus]); 1588 if (!dvb->fe[0]) 1589 dvb->fe[0] = dvb_attach(mt352_attach, 1590 &terratec_xs_mt352_cfg, 1591 &dev->i2c_adap[dev->def_i2c_bus]); 1592 1593 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1594 result = -EINVAL; 1595 goto out_free; 1596 } 1597 break; 1598 case EM2870_BOARD_TERRATEC_XS_MT2060: 1599 dvb->fe[0] = dvb_attach(zl10353_attach, 1600 &em28xx_zl10353_no_i2c_gate_dev, 1601 &dev->i2c_adap[dev->def_i2c_bus]); 1602 if (dvb->fe[0]) { 1603 dvb_attach(mt2060_attach, dvb->fe[0], 1604 &dev->i2c_adap[dev->def_i2c_bus], 1605 &em28xx_mt2060_config, 1220); 1606 } 1607 break; 1608 case EM2870_BOARD_KWORLD_355U: 1609 dvb->fe[0] = dvb_attach(zl10353_attach, 1610 &em28xx_zl10353_no_i2c_gate_dev, 1611 &dev->i2c_adap[dev->def_i2c_bus]); 1612 if (dvb->fe[0]) 1613 dvb_attach(qt1010_attach, dvb->fe[0], 1614 &dev->i2c_adap[dev->def_i2c_bus], 1615 &em28xx_qt1010_config); 1616 break; 1617 case EM2883_BOARD_KWORLD_HYBRID_330U: 1618 case EM2882_BOARD_EVGA_INDTUBE: 1619 dvb->fe[0] = dvb_attach(s5h1409_attach, 1620 &em28xx_s5h1409_with_xc3028, 1621 &dev->i2c_adap[dev->def_i2c_bus]); 1622 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1623 result = -EINVAL; 1624 goto out_free; 1625 } 1626 break; 1627 case EM2882_BOARD_KWORLD_ATSC_315U: 1628 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1629 &em2880_lgdt3303_dev, 1630 0x0e, 1631 &dev->i2c_adap[dev->def_i2c_bus]); 1632 if (dvb->fe[0]) { 1633 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1634 &dev->i2c_adap[dev->def_i2c_bus], 1635 0x61, TUNER_THOMSON_DTT761X)) { 1636 result = -EINVAL; 1637 goto out_free; 1638 } 1639 } 1640 break; 1641 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1642 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1643 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1644 &dev->i2c_adap[dev->def_i2c_bus], 1645 &dev->intf->dev); 1646 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1647 result = -EINVAL; 1648 goto out_free; 1649 } 1650 break; 1651 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1652 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1653 dvb->fe[0] = dvb_attach(tda10023_attach, 1654 &em28xx_tda10023_config, 1655 &dev->i2c_adap[dev->def_i2c_bus], 1656 0x48); 1657 if (dvb->fe[0]) { 1658 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1659 &dev->i2c_adap[dev->def_i2c_bus], 1660 0x60, TUNER_PHILIPS_CU1216L)) { 1661 result = -EINVAL; 1662 goto out_free; 1663 } 1664 } 1665 break; 1666 case EM2870_BOARD_KWORLD_A340: 1667 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1668 &em2870_lgdt3304_dev, 1669 &dev->i2c_adap[dev->def_i2c_bus]); 1670 if (!dvb->fe[0]) { 1671 result = -EINVAL; 1672 goto out_free; 1673 } 1674 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1675 &dev->i2c_adap[dev->def_i2c_bus], 1676 &kworld_a340_config)) { 1677 dvb_frontend_detach(dvb->fe[0]); 1678 result = -EINVAL; 1679 goto out_free; 1680 } 1681 break; 1682 case EM28174_BOARD_PCTV_290E: 1683 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1684 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1685 CXD2820R_GPIO_L; 1686 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1687 &em28xx_cxd2820r_config, 1688 &dev->i2c_adap[dev->def_i2c_bus], 1689 &dvb->lna_gpio); 1690 if (dvb->fe[0]) { 1691 /* FE 0 attach tuner */ 1692 if (!dvb_attach(tda18271_attach, 1693 dvb->fe[0], 1694 0x60, 1695 &dev->i2c_adap[dev->def_i2c_bus], 1696 &em28xx_cxd2820r_tda18271_config)) { 1697 dvb_frontend_detach(dvb->fe[0]); 1698 result = -EINVAL; 1699 goto out_free; 1700 } 1701 1702 #ifdef CONFIG_GPIOLIB 1703 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1704 result = gpio_request_one(dvb->lna_gpio, 1705 GPIOF_OUT_INIT_LOW, NULL); 1706 if (result) 1707 dev_err(&dev->intf->dev, 1708 "gpio request failed %d\n", 1709 result); 1710 else 1711 gpio_free(dvb->lna_gpio); 1712 1713 result = 0; /* continue even set LNA fails */ 1714 #endif 1715 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1716 } 1717 1718 break; 1719 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1720 { 1721 struct xc5000_config cfg = {}; 1722 1723 hauppauge_hvr930c_init(dev); 1724 1725 dvb->fe[0] = dvb_attach(drxk_attach, 1726 &hauppauge_930c_drxk, 1727 &dev->i2c_adap[dev->def_i2c_bus]); 1728 if (!dvb->fe[0]) { 1729 result = -EINVAL; 1730 goto out_free; 1731 } 1732 /* FIXME: do we need a pll semaphore? */ 1733 dvb->fe[0]->sec_priv = dvb; 1734 sema_init(&dvb->pll_mutex, 1); 1735 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1736 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1737 1738 /* Attach xc5000 */ 1739 cfg.i2c_address = 0x61; 1740 cfg.if_khz = 4000; 1741 1742 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1743 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1744 if (!dvb_attach(xc5000_attach, dvb->fe[0], 1745 &dev->i2c_adap[dev->def_i2c_bus], &cfg)) { 1746 result = -EINVAL; 1747 goto out_free; 1748 } 1749 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1750 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1751 1752 break; 1753 } 1754 case EM2884_BOARD_TERRATEC_H5: 1755 terratec_h5_init(dev); 1756 1757 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, 1758 &dev->i2c_adap[dev->def_i2c_bus]); 1759 if (!dvb->fe[0]) { 1760 result = -EINVAL; 1761 goto out_free; 1762 } 1763 /* FIXME: do we need a pll semaphore? */ 1764 dvb->fe[0]->sec_priv = dvb; 1765 sema_init(&dvb->pll_mutex, 1); 1766 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1767 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1768 1769 /* Attach tda18271 to DVB-C frontend */ 1770 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1771 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1772 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], 1773 &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1774 result = -EINVAL; 1775 goto out_free; 1776 } 1777 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1778 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1779 1780 break; 1781 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1782 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1783 &c3tech_duo_mb86a20s_config, 1784 &dev->i2c_adap[dev->def_i2c_bus]); 1785 if (dvb->fe[0]) 1786 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1787 &dev->i2c_adap[dev->def_i2c_bus], 1788 &c3tech_duo_tda18271_config); 1789 break; 1790 case EM28174_BOARD_PCTV_460E: 1791 result = em28174_dvb_init_pctv_460e(dev); 1792 if (result) 1793 goto out_free; 1794 break; 1795 case EM2874_BOARD_DELOCK_61959: 1796 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1797 /* attach demodulator */ 1798 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1799 &dev->i2c_adap[dev->def_i2c_bus]); 1800 1801 if (dvb->fe[0]) { 1802 /* disable I2C-gate */ 1803 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1804 1805 /* attach tuner */ 1806 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1807 &dev->i2c_adap[dev->def_i2c_bus], 1808 &em28xx_cxd2820r_tda18271_config)) { 1809 dvb_frontend_detach(dvb->fe[0]); 1810 result = -EINVAL; 1811 goto out_free; 1812 } 1813 } 1814 break; 1815 case EM2884_BOARD_PCTV_510E: 1816 case EM2884_BOARD_PCTV_520E: 1817 pctv_520e_init(dev); 1818 1819 /* attach demodulator */ 1820 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1821 &dev->i2c_adap[dev->def_i2c_bus]); 1822 1823 if (dvb->fe[0]) { 1824 /* attach tuner */ 1825 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1826 &dev->i2c_adap[dev->def_i2c_bus], 1827 &em28xx_cxd2820r_tda18271_config)) { 1828 dvb_frontend_detach(dvb->fe[0]); 1829 result = -EINVAL; 1830 goto out_free; 1831 } 1832 } 1833 break; 1834 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: 1835 case EM2884_BOARD_CINERGY_HTC_STICK: 1836 case EM2884_BOARD_TERRATEC_H6: 1837 terratec_htc_stick_init(dev); 1838 1839 /* attach demodulator */ 1840 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1841 &dev->i2c_adap[dev->def_i2c_bus]); 1842 if (!dvb->fe[0]) { 1843 result = -EINVAL; 1844 goto out_free; 1845 } 1846 1847 /* Attach the demodulator. */ 1848 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1849 &dev->i2c_adap[dev->def_i2c_bus], 1850 &em28xx_cxd2820r_tda18271_config)) { 1851 result = -EINVAL; 1852 goto out_free; 1853 } 1854 break; 1855 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1856 terratec_htc_usb_xs_init(dev); 1857 1858 /* attach demodulator */ 1859 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1860 &dev->i2c_adap[dev->def_i2c_bus]); 1861 if (!dvb->fe[0]) { 1862 result = -EINVAL; 1863 goto out_free; 1864 } 1865 1866 /* Attach the demodulator. */ 1867 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1868 &dev->i2c_adap[dev->def_i2c_bus], 1869 &em28xx_cxd2820r_tda18271_config)) { 1870 result = -EINVAL; 1871 goto out_free; 1872 } 1873 break; 1874 case EM2874_BOARD_KWORLD_UB435Q_V2: 1875 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1876 &em2874_lgdt3305_dev, 1877 &dev->i2c_adap[dev->def_i2c_bus]); 1878 if (!dvb->fe[0]) { 1879 result = -EINVAL; 1880 goto out_free; 1881 } 1882 1883 /* Attach the demodulator. */ 1884 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1885 &dev->i2c_adap[dev->def_i2c_bus], 1886 &kworld_ub435q_v2_config)) { 1887 result = -EINVAL; 1888 goto out_free; 1889 } 1890 break; 1891 case EM2874_BOARD_KWORLD_UB435Q_V3: 1892 { 1893 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; 1894 1895 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1896 &em2874_lgdt3305_nogate_dev, 1897 &dev->i2c_adap[dev->def_i2c_bus]); 1898 if (!dvb->fe[0]) { 1899 result = -EINVAL; 1900 goto out_free; 1901 } 1902 1903 /* attach tuner */ 1904 kworld_ub435q_v3_config.fe = dvb->fe[0]; 1905 1906 dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL, 1907 adapter, 0x60, 1908 &kworld_ub435q_v3_config); 1909 if (!dvb->i2c_client_tuner) { 1910 dvb_frontend_detach(dvb->fe[0]); 1911 result = -ENODEV; 1912 goto out_free; 1913 } 1914 break; 1915 } 1916 case EM2874_BOARD_PCTV_HD_MINI_80E: 1917 dvb->fe[0] = dvb_attach(drx39xxj_attach, 1918 &dev->i2c_adap[dev->def_i2c_bus]); 1919 if (dvb->fe[0]) { 1920 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 1921 0x60, 1922 &dev->i2c_adap[dev->def_i2c_bus], 1923 &pinnacle_80e_dvb_config); 1924 if (!dvb->fe[0]) { 1925 result = -EINVAL; 1926 goto out_free; 1927 } 1928 } 1929 break; 1930 case EM28178_BOARD_PCTV_461E: 1931 result = em28178_dvb_init_pctv_461e(dev); 1932 if (result) 1933 goto out_free; 1934 break; 1935 case EM28178_BOARD_PCTV_461E_V2: 1936 result = em28178_dvb_init_pctv_461e_v2(dev); 1937 if (result) 1938 goto out_free; 1939 break; 1940 case EM28178_BOARD_PCTV_292E: 1941 result = em28178_dvb_init_pctv_292e(dev); 1942 if (result) 1943 goto out_free; 1944 break; 1945 case EM28178_BOARD_TERRATEC_T2_STICK_HD: 1946 result = em28178_dvb_init_terratec_t2_stick_hd(dev); 1947 if (result) 1948 goto out_free; 1949 break; 1950 case EM28178_BOARD_PLEX_PX_BCUD: 1951 result = em28178_dvb_init_plex_px_bcud(dev); 1952 if (result) 1953 goto out_free; 1954 break; 1955 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB: 1956 result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev); 1957 if (result) 1958 goto out_free; 1959 break; 1960 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595: 1961 result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev); 1962 if (result) 1963 goto out_free; 1964 break; 1965 case EM2874_BOARD_HAUPPAUGE_USB_QUADHD: 1966 result = em2874_dvb_init_hauppauge_usb_quadhd(dev); 1967 if (result) 1968 goto out_free; 1969 break; 1970 default: 1971 dev_err(&dev->intf->dev, 1972 "The frontend of your DVB/ATSC card isn't supported yet\n"); 1973 break; 1974 } 1975 if (!dvb->fe[0]) { 1976 dev_err(&dev->intf->dev, "frontend initialization failed\n"); 1977 result = -EINVAL; 1978 goto out_free; 1979 } 1980 /* define general-purpose callback pointer */ 1981 dvb->fe[0]->callback = em28xx_tuner_callback; 1982 if (dvb->fe[1]) 1983 dvb->fe[1]->callback = em28xx_tuner_callback; 1984 1985 /* register everything */ 1986 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev); 1987 1988 if (result < 0) 1989 goto out_free; 1990 1991 if (dev->dvb_xfer_bulk) { 1992 dvb_alt = 0; 1993 } else { /* isoc */ 1994 dvb_alt = dev->dvb_alt_isoc; 1995 } 1996 1997 udev = interface_to_usbdev(dev->intf); 1998 usb_set_interface(udev, dev->ifnum, dvb_alt); 1999 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n"); 2000 2001 kref_get(&dev->ref); 2002 2003 ret: 2004 em28xx_set_mode(dev, EM28XX_SUSPEND); 2005 mutex_unlock(&dev->lock); 2006 return result; 2007 2008 out_free: 2009 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2010 kfree(dvb); 2011 dev->dvb = NULL; 2012 goto ret; 2013 } 2014 2015 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 2016 { 2017 ops->set_voltage = NULL; 2018 ops->sleep = NULL; 2019 ops->tuner_ops.sleep = NULL; 2020 } 2021 2022 static int em28xx_dvb_fini(struct em28xx *dev) 2023 { 2024 struct em28xx_dvb *dvb; 2025 2026 if (dev->is_audio_only) { 2027 /* Shouldn't initialize IR for this interface */ 2028 return 0; 2029 } 2030 2031 if (!dev->board.has_dvb) { 2032 /* This device does not support the extension */ 2033 return 0; 2034 } 2035 2036 if (!dev->dvb) 2037 return 0; 2038 2039 dev_info(&dev->intf->dev, "Closing DVB extension\n"); 2040 2041 dvb = dev->dvb; 2042 2043 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2044 2045 if (dev->disconnected) { 2046 /* 2047 * We cannot tell the device to sleep 2048 * once it has been unplugged. 2049 */ 2050 if (dvb->fe[0]) { 2051 prevent_sleep(&dvb->fe[0]->ops); 2052 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; 2053 } 2054 if (dvb->fe[1]) { 2055 prevent_sleep(&dvb->fe[1]->ops); 2056 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; 2057 } 2058 } 2059 2060 em28xx_unregister_dvb(dvb); 2061 2062 /* release I2C module bindings */ 2063 dvb_module_release(dvb->i2c_client_sec); 2064 dvb_module_release(dvb->i2c_client_tuner); 2065 dvb_module_release(dvb->i2c_client_demod); 2066 2067 kfree(dvb); 2068 dev->dvb = NULL; 2069 kref_put(&dev->ref, em28xx_free_device); 2070 2071 return 0; 2072 } 2073 2074 static int em28xx_dvb_suspend(struct em28xx *dev) 2075 { 2076 int ret = 0; 2077 2078 if (dev->is_audio_only) 2079 return 0; 2080 2081 if (!dev->board.has_dvb) 2082 return 0; 2083 2084 dev_info(&dev->intf->dev, "Suspending DVB extension\n"); 2085 if (dev->dvb) { 2086 struct em28xx_dvb *dvb = dev->dvb; 2087 2088 if (dvb->fe[0]) { 2089 ret = dvb_frontend_suspend(dvb->fe[0]); 2090 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret); 2091 } 2092 if (dvb->fe[1]) { 2093 dvb_frontend_suspend(dvb->fe[1]); 2094 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret); 2095 } 2096 } 2097 2098 return 0; 2099 } 2100 2101 static int em28xx_dvb_resume(struct em28xx *dev) 2102 { 2103 int ret = 0; 2104 2105 if (dev->is_audio_only) 2106 return 0; 2107 2108 if (!dev->board.has_dvb) 2109 return 0; 2110 2111 dev_info(&dev->intf->dev, "Resuming DVB extension\n"); 2112 if (dev->dvb) { 2113 struct em28xx_dvb *dvb = dev->dvb; 2114 2115 if (dvb->fe[0]) { 2116 ret = dvb_frontend_resume(dvb->fe[0]); 2117 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret); 2118 } 2119 2120 if (dvb->fe[1]) { 2121 ret = dvb_frontend_resume(dvb->fe[1]); 2122 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret); 2123 } 2124 } 2125 2126 return 0; 2127 } 2128 2129 static struct em28xx_ops dvb_ops = { 2130 .id = EM28XX_DVB, 2131 .name = "Em28xx dvb Extension", 2132 .init = em28xx_dvb_init, 2133 .fini = em28xx_dvb_fini, 2134 .suspend = em28xx_dvb_suspend, 2135 .resume = em28xx_dvb_resume, 2136 }; 2137 2138 static int __init em28xx_dvb_register(void) 2139 { 2140 return em28xx_register_extension(&dvb_ops); 2141 } 2142 2143 static void __exit em28xx_dvb_unregister(void) 2144 { 2145 em28xx_unregister_extension(&dvb_ops); 2146 } 2147 2148 module_init(em28xx_dvb_register); 2149 module_exit(em28xx_dvb_unregister); 2150