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 // This program is free software; you can redistribute it and/or modify 21 // it under the terms of the GNU General Public License as published by 22 // the Free Software Foundation version 2 of the License. 23 24 #include "em28xx.h" 25 26 #include <linux/kernel.h> 27 #include <linux/slab.h> 28 #include <linux/usb.h> 29 30 #include <media/v4l2-common.h> 31 #include <media/dvb_demux.h> 32 #include <media/dvb_net.h> 33 #include <media/dmxdev.h> 34 #include <media/tuner.h> 35 #include "tuner-simple.h" 36 #include <linux/gpio.h> 37 38 #include "lgdt330x.h" 39 #include "lgdt3305.h" 40 #include "lgdt3306a.h" 41 #include "zl10353.h" 42 #include "s5h1409.h" 43 #include "mt2060.h" 44 #include "mt352.h" 45 #include "mt352_priv.h" /* FIXME */ 46 #include "tda1002x.h" 47 #include "drx39xyj/drx39xxj.h" 48 #include "tda18271.h" 49 #include "s921.h" 50 #include "drxd.h" 51 #include "cxd2820r.h" 52 #include "tda18271c2dd.h" 53 #include "drxk.h" 54 #include "tda10071.h" 55 #include "tda18212.h" 56 #include "a8293.h" 57 #include "qt1010.h" 58 #include "mb86a20s.h" 59 #include "m88ds3103.h" 60 #include "ts2020.h" 61 #include "si2168.h" 62 #include "si2157.h" 63 #include "tc90522.h" 64 #include "qm1d1c0042.h" 65 #include "mxl692.h" 66 67 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>"); 68 MODULE_LICENSE("GPL v2"); 69 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 70 MODULE_VERSION(EM28XX_VERSION); 71 72 static unsigned int debug; 73 module_param(debug, int, 0644); 74 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 75 76 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 77 78 #define dprintk(level, fmt, arg...) do { \ 79 if (debug >= level) \ 80 dev_printk(KERN_DEBUG, &dev->intf->dev, \ 81 "dvb: " fmt, ## arg); \ 82 } while (0) 83 84 struct em28xx_dvb { 85 struct dvb_frontend *fe[2]; 86 87 /* feed count management */ 88 struct mutex lock; 89 int nfeeds; 90 91 /* general boilerplate stuff */ 92 struct dvb_adapter adapter; 93 struct dvb_demux demux; 94 struct dmxdev dmxdev; 95 struct dmx_frontend fe_hw; 96 struct dmx_frontend fe_mem; 97 struct dvb_net net; 98 99 /* Due to DRX-K - probably need changes */ 100 int (*gate_ctrl)(struct dvb_frontend *fe, int gate); 101 struct semaphore pll_mutex; 102 bool dont_attach_fe1; 103 int lna_gpio; 104 struct i2c_client *i2c_client_demod; 105 struct i2c_client *i2c_client_tuner; 106 struct i2c_client *i2c_client_sec; 107 }; 108 109 static inline void print_err_status(struct em28xx *dev, 110 int packet, int status) 111 { 112 char *errmsg = "Unknown"; 113 114 switch (status) { 115 case -ENOENT: 116 errmsg = "unlinked synchronously"; 117 break; 118 case -ECONNRESET: 119 errmsg = "unlinked asynchronously"; 120 break; 121 case -ENOSR: 122 errmsg = "Buffer error (overrun)"; 123 break; 124 case -EPIPE: 125 errmsg = "Stalled (device not responding)"; 126 break; 127 case -EOVERFLOW: 128 errmsg = "Babble (bad cable?)"; 129 break; 130 case -EPROTO: 131 errmsg = "Bit-stuff error (bad cable?)"; 132 break; 133 case -EILSEQ: 134 errmsg = "CRC/Timeout (could be anything)"; 135 break; 136 case -ETIME: 137 errmsg = "Device does not respond"; 138 break; 139 } 140 if (packet < 0) { 141 dprintk(1, "URB status %d [%s].\n", status, errmsg); 142 } else { 143 dprintk(1, "URB packet %d, status %d [%s].\n", 144 packet, status, errmsg); 145 } 146 } 147 148 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) 149 { 150 int xfer_bulk, num_packets, i; 151 152 if (!dev) 153 return 0; 154 155 if (dev->disconnected) 156 return 0; 157 158 if (urb->status < 0) 159 print_err_status(dev, -1, urb->status); 160 161 xfer_bulk = usb_pipebulk(urb->pipe); 162 163 if (xfer_bulk) /* bulk */ 164 num_packets = 1; 165 else /* isoc */ 166 num_packets = urb->number_of_packets; 167 168 for (i = 0; i < num_packets; i++) { 169 if (xfer_bulk) { 170 if (urb->status < 0) { 171 print_err_status(dev, i, urb->status); 172 if (urb->status != -EPROTO) 173 continue; 174 } 175 if (!urb->actual_length) 176 continue; 177 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, 178 urb->actual_length); 179 } else { 180 if (urb->iso_frame_desc[i].status < 0) { 181 print_err_status(dev, i, 182 urb->iso_frame_desc[i].status); 183 if (urb->iso_frame_desc[i].status != -EPROTO) 184 continue; 185 } 186 if (!urb->iso_frame_desc[i].actual_length) 187 continue; 188 dvb_dmx_swfilter(&dev->dvb->demux, 189 urb->transfer_buffer + 190 urb->iso_frame_desc[i].offset, 191 urb->iso_frame_desc[i].actual_length); 192 } 193 } 194 195 return 0; 196 } 197 198 static int em28xx_start_streaming(struct em28xx_dvb *dvb) 199 { 200 int rc; 201 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 202 struct em28xx *dev = i2c_bus->dev; 203 struct usb_device *udev = interface_to_usbdev(dev->intf); 204 int dvb_max_packet_size, packet_multiplier, dvb_alt; 205 206 if (dev->dvb_xfer_bulk) { 207 if (!dev->dvb_ep_bulk) 208 return -ENODEV; 209 dvb_max_packet_size = 512; /* USB 2.0 spec */ 210 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; 211 dvb_alt = 0; 212 } else { /* isoc */ 213 if (!dev->dvb_ep_isoc) 214 return -ENODEV; 215 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; 216 if (dvb_max_packet_size < 0) 217 return dvb_max_packet_size; 218 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; 219 dvb_alt = dev->dvb_alt_isoc; 220 } 221 222 if (!dev->board.has_dual_ts) 223 usb_set_interface(udev, dev->ifnum, dvb_alt); 224 225 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 226 if (rc < 0) 227 return rc; 228 229 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 230 EM28XX_DVB_NUM_BUFS, 231 packet_multiplier, 232 dvb_max_packet_size, dvb_alt); 233 234 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 235 dev->dvb_xfer_bulk, 236 EM28XX_DVB_NUM_BUFS, 237 dvb_max_packet_size, 238 packet_multiplier, 239 em28xx_dvb_urb_data_copy); 240 } 241 242 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 243 { 244 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 245 struct em28xx *dev = i2c_bus->dev; 246 247 em28xx_stop_urbs(dev); 248 249 return 0; 250 } 251 252 static int em28xx_start_feed(struct dvb_demux_feed *feed) 253 { 254 struct dvb_demux *demux = feed->demux; 255 struct em28xx_dvb *dvb = demux->priv; 256 int rc, ret; 257 258 if (!demux->dmx.frontend) 259 return -EINVAL; 260 261 mutex_lock(&dvb->lock); 262 dvb->nfeeds++; 263 rc = dvb->nfeeds; 264 265 if (dvb->nfeeds == 1) { 266 ret = em28xx_start_streaming(dvb); 267 if (ret < 0) 268 rc = ret; 269 } 270 271 mutex_unlock(&dvb->lock); 272 return rc; 273 } 274 275 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 276 { 277 struct dvb_demux *demux = feed->demux; 278 struct em28xx_dvb *dvb = demux->priv; 279 int err = 0; 280 281 mutex_lock(&dvb->lock); 282 dvb->nfeeds--; 283 284 if (!dvb->nfeeds) 285 err = em28xx_stop_streaming(dvb); 286 287 mutex_unlock(&dvb->lock); 288 return err; 289 } 290 291 /* ------------------------------------------------------------------ */ 292 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 293 { 294 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 295 struct em28xx *dev = i2c_bus->dev; 296 297 if (acquire) 298 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 299 else 300 return em28xx_set_mode(dev, EM28XX_SUSPEND); 301 } 302 303 /* ------------------------------------------------------------------ */ 304 305 static struct lgdt330x_config em2880_lgdt3303_dev = { 306 .demod_chip = LGDT3303, 307 }; 308 309 static struct lgdt3305_config em2870_lgdt3304_dev = { 310 .i2c_addr = 0x0e, 311 .demod_chip = LGDT3304, 312 .spectral_inversion = 1, 313 .deny_i2c_rptr = 1, 314 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 315 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 316 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 317 .vsb_if_khz = 3250, 318 .qam_if_khz = 4000, 319 }; 320 321 static struct lgdt3305_config em2874_lgdt3305_dev = { 322 .i2c_addr = 0x0e, 323 .demod_chip = LGDT3305, 324 .spectral_inversion = 1, 325 .deny_i2c_rptr = 0, 326 .mpeg_mode = LGDT3305_MPEG_SERIAL, 327 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 328 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 329 .vsb_if_khz = 3250, 330 .qam_if_khz = 4000, 331 }; 332 333 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 334 .i2c_addr = 0x0e, 335 .demod_chip = LGDT3305, 336 .spectral_inversion = 1, 337 .deny_i2c_rptr = 1, 338 .mpeg_mode = LGDT3305_MPEG_SERIAL, 339 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 340 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 341 .vsb_if_khz = 3600, 342 .qam_if_khz = 3600, 343 }; 344 345 static struct s921_config sharp_isdbt = { 346 .demod_address = 0x30 >> 1 347 }; 348 349 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 350 .demod_address = (0x1e >> 1), 351 .no_tuner = 1, 352 .parallel_ts = 1, 353 .if2 = 45600, 354 }; 355 356 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 357 .demod_address = 0x32 >> 1, 358 .output_mode = S5H1409_PARALLEL_OUTPUT, 359 .gpio = S5H1409_GPIO_OFF, 360 .inversion = S5H1409_INVERSION_OFF, 361 .status_mode = S5H1409_DEMODLOCKING, 362 .mpeg_timing = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 363 }; 364 365 static struct tda18271_std_map kworld_a340_std_map = { 366 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 367 .if_lvl = 1, .rfagc_top = 0x37, }, 368 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 369 .if_lvl = 1, .rfagc_top = 0x37, }, 370 }; 371 372 static struct tda18271_config kworld_a340_config = { 373 .std_map = &kworld_a340_std_map, 374 }; 375 376 static struct tda18271_config kworld_ub435q_v2_config = { 377 .std_map = &kworld_a340_std_map, 378 .gate = TDA18271_GATE_DIGITAL, 379 }; 380 381 static struct tda18212_config kworld_ub435q_v3_config = { 382 .if_atsc_vsb = 3600, 383 .if_atsc_qam = 3600, 384 }; 385 386 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 387 .demod_address = (0x1e >> 1), 388 .no_tuner = 1, 389 .disable_i2c_gate_ctrl = 1, 390 .parallel_ts = 1, 391 .if2 = 45600, 392 }; 393 394 static struct drxd_config em28xx_drxd = { 395 .demod_address = 0x70, 396 .demod_revision = 0xa2, 397 .pll_type = DRXD_PLL_NONE, 398 .clock = 12000, 399 .insert_rs_byte = 1, 400 .IF = 42800000, 401 .disable_i2c_gate_ctrl = 1, 402 }; 403 404 static struct drxk_config terratec_h5_drxk = { 405 .adr = 0x29, 406 .single_master = 1, 407 .no_i2c_bridge = 1, 408 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 409 .qam_demod_parameter_count = 2, 410 }; 411 412 static struct drxk_config hauppauge_930c_drxk = { 413 .adr = 0x29, 414 .single_master = 1, 415 .no_i2c_bridge = 1, 416 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 417 .chunk_size = 56, 418 .qam_demod_parameter_count = 2, 419 }; 420 421 static struct drxk_config terratec_htc_stick_drxk = { 422 .adr = 0x29, 423 .single_master = 1, 424 .no_i2c_bridge = 1, 425 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 426 .chunk_size = 54, 427 .qam_demod_parameter_count = 2, 428 /* Required for the antenna_gpio to disable LNA. */ 429 .antenna_dvbt = true, 430 /* The windows driver uses the same. This will disable LNA. */ 431 .antenna_gpio = 0x6, 432 }; 433 434 static struct drxk_config maxmedia_ub425_tc_drxk = { 435 .adr = 0x29, 436 .single_master = 1, 437 .no_i2c_bridge = 1, 438 .microcode_name = "dvb-demod-drxk-01.fw", 439 .chunk_size = 62, 440 .qam_demod_parameter_count = 2, 441 }; 442 443 static struct drxk_config pctv_520e_drxk = { 444 .adr = 0x29, 445 .single_master = 1, 446 .microcode_name = "dvb-demod-drxk-pctv.fw", 447 .qam_demod_parameter_count = 2, 448 .chunk_size = 58, 449 .antenna_dvbt = true, /* disable LNA */ 450 .antenna_gpio = (1 << 2), /* disable LNA */ 451 }; 452 453 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 454 { 455 struct em28xx_dvb *dvb = fe->sec_priv; 456 int status; 457 458 if (!dvb) 459 return -EINVAL; 460 461 if (enable) { 462 down(&dvb->pll_mutex); 463 status = dvb->gate_ctrl(fe, 1); 464 } else { 465 status = dvb->gate_ctrl(fe, 0); 466 up(&dvb->pll_mutex); 467 } 468 return status; 469 } 470 471 static void hauppauge_hvr930c_init(struct em28xx *dev) 472 { 473 int i; 474 475 static const struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 476 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 477 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 478 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 479 { -1, -1, -1, -1}, 480 }; 481 static const struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 483 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 484 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 486 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 487 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 488 489 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 490 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 491 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 492 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 493 494 { -1, -1, -1, -1}, 495 }; 496 497 static const struct { 498 unsigned char r[4]; 499 int len; 500 } regs[] = { 501 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 502 {{ 0x01, 0x02 }, 2}, 503 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 504 {{ 0x01, 0x00 }, 2}, 505 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 506 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 507 {{ 0x01, 0x00 }, 2}, 508 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 509 {{ 0x04, 0x00 }, 2}, 510 {{ 0x00, 0x04 }, 2}, 511 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 512 {{ 0x04, 0x14 }, 2}, 513 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 514 }; 515 516 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 517 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 518 usleep_range(10000, 11000); 519 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 520 usleep_range(10000, 11000); 521 522 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 523 524 for (i = 0; i < ARRAY_SIZE(regs); i++) 525 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 526 regs[i].r, regs[i].len); 527 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 528 529 msleep(100); 530 531 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 532 msleep(30); 533 534 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 535 usleep_range(10000, 11000); 536 } 537 538 static void terratec_h5_init(struct em28xx *dev) 539 { 540 int i; 541 static const struct em28xx_reg_seq terratec_h5_init[] = { 542 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 543 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 544 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 545 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 546 { -1, -1, -1, -1}, 547 }; 548 static const struct em28xx_reg_seq terratec_h5_end[] = { 549 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 550 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 551 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 552 { -1, -1, -1, -1}, 553 }; 554 static const struct { 555 unsigned char r[4]; 556 int len; 557 } regs[] = { 558 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 559 {{ 0x01, 0x02 }, 2}, 560 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 561 {{ 0x01, 0x00 }, 2}, 562 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 563 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 564 {{ 0x01, 0x00 }, 2}, 565 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 566 {{ 0x04, 0x00 }, 2}, 567 {{ 0x00, 0x04 }, 2}, 568 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 569 {{ 0x04, 0x14 }, 2}, 570 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 571 }; 572 573 em28xx_gpio_set(dev, terratec_h5_init); 574 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 575 usleep_range(10000, 11000); 576 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 577 usleep_range(10000, 11000); 578 579 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 580 581 for (i = 0; i < ARRAY_SIZE(regs); i++) 582 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 583 regs[i].r, regs[i].len); 584 em28xx_gpio_set(dev, terratec_h5_end); 585 }; 586 587 static void terratec_htc_stick_init(struct em28xx *dev) 588 { 589 int i; 590 591 /* 592 * GPIO configuration: 593 * 0xff: unknown (does not affect DVB-T). 594 * 0xf6: DRX-K (demodulator). 595 * 0xe6: unknown (does not affect DVB-T). 596 * 0xb6: unknown (does not affect DVB-T). 597 */ 598 static const struct em28xx_reg_seq terratec_htc_stick_init[] = { 599 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 600 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 601 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 602 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 603 { -1, -1, -1, -1}, 604 }; 605 static const struct em28xx_reg_seq terratec_htc_stick_end[] = { 606 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 607 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 608 { -1, -1, -1, -1}, 609 }; 610 611 /* 612 * Init the analog decoder (not yet supported), but 613 * it's probably still a good idea. 614 */ 615 static const struct { 616 unsigned char r[4]; 617 int len; 618 } regs[] = { 619 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 620 {{ 0x01, 0x02 }, 2}, 621 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 622 {{ 0x01, 0x00 }, 2}, 623 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 624 }; 625 626 em28xx_gpio_set(dev, terratec_htc_stick_init); 627 628 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 629 usleep_range(10000, 11000); 630 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 631 usleep_range(10000, 11000); 632 633 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 634 635 for (i = 0; i < ARRAY_SIZE(regs); i++) 636 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 637 regs[i].r, regs[i].len); 638 639 em28xx_gpio_set(dev, terratec_htc_stick_end); 640 }; 641 642 static void terratec_htc_usb_xs_init(struct em28xx *dev) 643 { 644 int i; 645 646 static const struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 647 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 648 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 649 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 650 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 651 { -1, -1, -1, -1}, 652 }; 653 static const struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 654 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 655 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 656 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 657 { -1, -1, -1, -1}, 658 }; 659 660 /* 661 * Init the analog decoder (not yet supported), but 662 * it's probably still a good idea. 663 */ 664 static const struct { 665 unsigned char r[4]; 666 int len; 667 } regs[] = { 668 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 669 {{ 0x01, 0x02 }, 2}, 670 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 671 {{ 0x01, 0x00 }, 2}, 672 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 673 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 674 {{ 0x01, 0x00 }, 2}, 675 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 676 {{ 0x04, 0x00 }, 2}, 677 {{ 0x00, 0x04 }, 2}, 678 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 679 {{ 0x04, 0x14 }, 2}, 680 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 681 }; 682 683 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 684 685 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 686 687 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 688 usleep_range(10000, 11000); 689 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 690 usleep_range(10000, 11000); 691 692 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 693 694 for (i = 0; i < ARRAY_SIZE(regs); i++) 695 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 696 regs[i].r, regs[i].len); 697 698 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 699 }; 700 701 static void pctv_520e_init(struct em28xx *dev) 702 { 703 /* 704 * Init AVF4910B analog decoder. Looks like I2C traffic to 705 * digital demodulator and tuner are routed via AVF4910B. 706 */ 707 int i; 708 static const struct { 709 unsigned char r[4]; 710 int len; 711 } regs[] = { 712 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 713 {{ 0x01, 0x02 }, 2}, 714 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 715 {{ 0x01, 0x00 }, 2}, 716 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 717 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 718 {{ 0x01, 0x00 }, 2}, 719 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 720 }; 721 722 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 723 724 for (i = 0; i < ARRAY_SIZE(regs); i++) 725 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 726 regs[i].r, regs[i].len); 727 }; 728 729 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 730 { 731 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 732 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 733 struct em28xx *dev = i2c_bus->dev; 734 #ifdef CONFIG_GPIOLIB 735 struct em28xx_dvb *dvb = dev->dvb; 736 int ret; 737 unsigned long flags; 738 739 if (c->lna == 1) 740 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 741 else 742 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 743 744 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 745 if (ret) 746 dev_err(&dev->intf->dev, "gpio request failed %d\n", ret); 747 else 748 gpio_free(dvb->lna_gpio); 749 750 return ret; 751 #else 752 dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n", 753 KBUILD_MODNAME, c->lna); 754 return 0; 755 #endif 756 } 757 758 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 759 { 760 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 761 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 762 struct em28xx *dev = i2c_bus->dev; 763 u8 lna; 764 765 if (c->lna == 1) 766 lna = 0x01; 767 else 768 lna = 0x00; 769 770 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 771 } 772 773 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 774 { 775 /* Values extracted from a USB trace of the Terratec Windows driver */ 776 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 777 static u8 reset[] = { RESET, 0x80 }; 778 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 779 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 780 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 781 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 782 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 783 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 784 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 785 static u8 tuner_go[] = { TUNER_GO, 0x01}; 786 787 mt352_write(fe, clock_config, sizeof(clock_config)); 788 usleep_range(200, 250); 789 mt352_write(fe, reset, sizeof(reset)); 790 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 791 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 792 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 793 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 794 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 795 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 796 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 797 mt352_write(fe, tuner_go, sizeof(tuner_go)); 798 return 0; 799 } 800 801 static void px_bcud_init(struct em28xx *dev) 802 { 803 int i; 804 static const struct { 805 unsigned char r[4]; 806 int len; 807 } regs1[] = { 808 {{ 0x0e, 0x77 }, 2}, 809 {{ 0x0f, 0x77 }, 2}, 810 {{ 0x03, 0x90 }, 2}, 811 }, regs2[] = { 812 {{ 0x07, 0x01 }, 2}, 813 {{ 0x08, 0x10 }, 2}, 814 {{ 0x13, 0x00 }, 2}, 815 {{ 0x17, 0x00 }, 2}, 816 {{ 0x03, 0x01 }, 2}, 817 {{ 0x10, 0xb1 }, 2}, 818 {{ 0x11, 0x40 }, 2}, 819 {{ 0x85, 0x7a }, 2}, 820 {{ 0x87, 0x04 }, 2}, 821 }; 822 static const struct em28xx_reg_seq gpio[] = { 823 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300}, 824 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60}, 825 {EM28XX_R15_RGAIN, 0x20, 0xff, 0}, 826 {EM28XX_R16_GGAIN, 0x20, 0xff, 0}, 827 {EM28XX_R17_BGAIN, 0x20, 0xff, 0}, 828 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0}, 829 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0}, 830 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0}, 831 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0}, 832 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0}, 833 {EM28XX_R26_COMPR, 0x00, 0xff, 0}, 834 {0x13, 0x08, 0xff, 0}, 835 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0}, 836 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0}, 837 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0}, 838 {EM28XX_R10_VINMODE, 0x00, 0xff, 0}, 839 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0}, 840 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0}, 841 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0}, 842 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0}, 843 }; 844 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46); 845 /* sleeping ISDB-T */ 846 dev->dvb->i2c_client_demod->addr = 0x14; 847 for (i = 0; i < ARRAY_SIZE(regs1); i++) 848 i2c_master_send(dev->dvb->i2c_client_demod, 849 regs1[i].r, regs1[i].len); 850 /* sleeping ISDB-S */ 851 dev->dvb->i2c_client_demod->addr = 0x15; 852 for (i = 0; i < ARRAY_SIZE(regs2); i++) 853 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r, 854 regs2[i].len); 855 for (i = 0; i < ARRAY_SIZE(gpio); i++) { 856 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val, 857 gpio[i].mask); 858 if (gpio[i].sleep > 0) 859 msleep(gpio[i].sleep); 860 } 861 }; 862 863 static struct mt352_config terratec_xs_mt352_cfg = { 864 .demod_address = (0x1e >> 1), 865 .no_tuner = 1, 866 .if2 = 45600, 867 .demod_init = em28xx_mt352_terratec_xs_init, 868 }; 869 870 static struct tda10023_config em28xx_tda10023_config = { 871 .demod_address = 0x0c, 872 .invert = 1, 873 }; 874 875 static struct cxd2820r_config em28xx_cxd2820r_config = { 876 .i2c_address = (0xd8 >> 1), 877 .ts_mode = CXD2820R_TS_SERIAL, 878 }; 879 880 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 881 .output_opt = TDA18271_OUTPUT_LT_OFF, 882 .gate = TDA18271_GATE_DIGITAL, 883 }; 884 885 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 886 .demod_address = (0x1e >> 1), 887 .disable_i2c_gate_ctrl = 1, 888 .no_tuner = 1, 889 .parallel_ts = 1, 890 }; 891 892 static struct mt2060_config em28xx_mt2060_config = { 893 .i2c_address = 0x60, 894 }; 895 896 static struct qt1010_config em28xx_qt1010_config = { 897 .i2c_address = 0x62 898 }; 899 900 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 901 .demod_address = 0x10, 902 .is_serial = true, 903 }; 904 905 static struct tda18271_std_map mb86a20s_tda18271_config = { 906 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 907 .if_lvl = 1, .rfagc_top = 0x37, }, 908 }; 909 910 static struct tda18271_config c3tech_duo_tda18271_config = { 911 .std_map = &mb86a20s_tda18271_config, 912 .gate = TDA18271_GATE_DIGITAL, 913 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 914 }; 915 916 static struct tda18271_std_map drx_j_std_map = { 917 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 918 .rfagc_top = 0x37, }, 919 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 920 .rfagc_top = 0x37, }, 921 }; 922 923 static struct tda18271_config pinnacle_80e_dvb_config = { 924 .std_map = &drx_j_std_map, 925 .gate = TDA18271_GATE_DIGITAL, 926 .role = TDA18271_MASTER, 927 }; 928 929 static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = { 930 .qam_if_khz = 4000, 931 .vsb_if_khz = 3250, 932 .spectral_inversion = 0, 933 .deny_i2c_rptr = 0, 934 .mpeg_mode = LGDT3306A_MPEG_SERIAL, 935 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, 936 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, 937 .xtalMHz = 25, 938 }; 939 940 /* ------------------------------------------------------------------ */ 941 942 static noinline_for_stack int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 943 { 944 struct dvb_frontend *fe; 945 struct xc2028_config cfg; 946 struct xc2028_ctrl ctl; 947 948 memset(&cfg, 0, sizeof(cfg)); 949 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 950 cfg.i2c_addr = addr; 951 952 memset(&ctl, 0, sizeof(ctl)); 953 em28xx_setup_xc3028(dev, &ctl); 954 cfg.ctrl = &ctl; 955 956 if (!dev->dvb->fe[0]) { 957 dev_err(&dev->intf->dev, 958 "dvb frontend not attached. Can't attach xc3028\n"); 959 return -EINVAL; 960 } 961 962 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 963 if (!fe) { 964 dev_err(&dev->intf->dev, "xc3028 attach failed\n"); 965 dvb_frontend_detach(dev->dvb->fe[0]); 966 dev->dvb->fe[0] = NULL; 967 return -EINVAL; 968 } 969 970 dev_info(&dev->intf->dev, "xc3028 attached\n"); 971 972 return 0; 973 } 974 975 /* ------------------------------------------------------------------ */ 976 977 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 978 struct em28xx *dev, struct device *device) 979 { 980 int result; 981 bool create_rf_connector = false; 982 983 mutex_init(&dvb->lock); 984 985 /* register adapter */ 986 result = dvb_register_adapter(&dvb->adapter, 987 dev_name(&dev->intf->dev), module, 988 device, adapter_nr); 989 if (result < 0) { 990 dev_warn(&dev->intf->dev, 991 "dvb_register_adapter failed (errno = %d)\n", 992 result); 993 goto fail_adapter; 994 } 995 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 996 dvb->adapter.mdev = dev->media_dev; 997 #endif 998 999 /* Ensure all frontends negotiate bus access */ 1000 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 1001 if (dvb->fe[1]) 1002 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 1003 1004 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 1005 1006 /* register frontend */ 1007 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 1008 if (result < 0) { 1009 dev_warn(&dev->intf->dev, 1010 "dvb_register_frontend failed (errno = %d)\n", 1011 result); 1012 goto fail_frontend0; 1013 } 1014 1015 /* register 2nd frontend */ 1016 if (dvb->fe[1]) { 1017 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 1018 if (result < 0) { 1019 dev_warn(&dev->intf->dev, 1020 "2nd dvb_register_frontend failed (errno = %d)\n", 1021 result); 1022 goto fail_frontend1; 1023 } 1024 } 1025 1026 /* register demux stuff */ 1027 dvb->demux.dmx.capabilities = 1028 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 1029 DMX_MEMORY_BASED_FILTERING; 1030 dvb->demux.priv = dvb; 1031 dvb->demux.filternum = 256; 1032 dvb->demux.feednum = 256; 1033 dvb->demux.start_feed = em28xx_start_feed; 1034 dvb->demux.stop_feed = em28xx_stop_feed; 1035 1036 result = dvb_dmx_init(&dvb->demux); 1037 if (result < 0) { 1038 dev_warn(&dev->intf->dev, 1039 "dvb_dmx_init failed (errno = %d)\n", 1040 result); 1041 goto fail_dmx; 1042 } 1043 1044 dvb->dmxdev.filternum = 256; 1045 dvb->dmxdev.demux = &dvb->demux.dmx; 1046 dvb->dmxdev.capabilities = 0; 1047 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 1048 if (result < 0) { 1049 dev_warn(&dev->intf->dev, 1050 "dvb_dmxdev_init failed (errno = %d)\n", 1051 result); 1052 goto fail_dmxdev; 1053 } 1054 1055 dvb->fe_hw.source = DMX_FRONTEND_0; 1056 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1057 if (result < 0) { 1058 dev_warn(&dev->intf->dev, 1059 "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 1060 result); 1061 goto fail_fe_hw; 1062 } 1063 1064 dvb->fe_mem.source = DMX_MEMORY_FE; 1065 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1066 if (result < 0) { 1067 dev_warn(&dev->intf->dev, 1068 "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 1069 result); 1070 goto fail_fe_mem; 1071 } 1072 1073 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1074 if (result < 0) { 1075 dev_warn(&dev->intf->dev, 1076 "connect_frontend failed (errno = %d)\n", 1077 result); 1078 goto fail_fe_conn; 1079 } 1080 1081 /* register network adapter */ 1082 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 1083 1084 /* If the analog part won't create RF connectors, DVB will do it */ 1085 if (!dev->has_video || dev->tuner_type == TUNER_ABSENT) 1086 create_rf_connector = true; 1087 1088 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector); 1089 if (result < 0) 1090 goto fail_create_graph; 1091 1092 return 0; 1093 1094 fail_create_graph: 1095 dvb_net_release(&dvb->net); 1096 fail_fe_conn: 1097 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1098 fail_fe_mem: 1099 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1100 fail_fe_hw: 1101 dvb_dmxdev_release(&dvb->dmxdev); 1102 fail_dmxdev: 1103 dvb_dmx_release(&dvb->demux); 1104 fail_dmx: 1105 if (dvb->fe[1]) 1106 dvb_unregister_frontend(dvb->fe[1]); 1107 dvb_unregister_frontend(dvb->fe[0]); 1108 fail_frontend1: 1109 if (dvb->fe[1]) 1110 dvb_frontend_detach(dvb->fe[1]); 1111 fail_frontend0: 1112 dvb_frontend_detach(dvb->fe[0]); 1113 dvb_unregister_adapter(&dvb->adapter); 1114 fail_adapter: 1115 return result; 1116 } 1117 1118 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1119 { 1120 dvb_net_release(&dvb->net); 1121 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1122 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1123 dvb_dmxdev_release(&dvb->dmxdev); 1124 dvb_dmx_release(&dvb->demux); 1125 if (dvb->fe[1]) 1126 dvb_unregister_frontend(dvb->fe[1]); 1127 dvb_unregister_frontend(dvb->fe[0]); 1128 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1129 dvb_frontend_detach(dvb->fe[1]); 1130 dvb_frontend_detach(dvb->fe[0]); 1131 dvb_unregister_adapter(&dvb->adapter); 1132 } 1133 1134 static int em28174_dvb_init_pctv_460e(struct em28xx *dev) 1135 { 1136 struct em28xx_dvb *dvb = dev->dvb; 1137 struct tda10071_platform_data tda10071_pdata = {}; 1138 struct a8293_platform_data a8293_pdata = {}; 1139 1140 /* attach demod + tuner combo */ 1141 tda10071_pdata.clk = 40444000; /* 40.444 MHz */ 1142 tda10071_pdata.i2c_wr_max = 64; 1143 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL; 1144 tda10071_pdata.pll_multiplier = 20; 1145 tda10071_pdata.tuner_i2c_addr = 0x14; 1146 1147 dvb->i2c_client_demod = dvb_module_probe("tda10071", "tda10071_cx24118", 1148 &dev->i2c_adap[dev->def_i2c_bus], 1149 0x55, &tda10071_pdata); 1150 if (!dvb->i2c_client_demod) 1151 return -ENODEV; 1152 1153 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(dvb->i2c_client_demod); 1154 1155 /* attach SEC */ 1156 a8293_pdata.dvb_frontend = dvb->fe[0]; 1157 1158 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, 1159 &dev->i2c_adap[dev->def_i2c_bus], 1160 0x08, &a8293_pdata); 1161 if (!dvb->i2c_client_sec) { 1162 dvb_module_release(dvb->i2c_client_demod); 1163 return -ENODEV; 1164 } 1165 1166 return 0; 1167 } 1168 1169 static int em28178_dvb_init_pctv_461e(struct em28xx *dev) 1170 { 1171 struct em28xx_dvb *dvb = dev->dvb; 1172 struct i2c_adapter *i2c_adapter; 1173 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1174 struct ts2020_config ts2020_config = {}; 1175 struct a8293_platform_data a8293_pdata = {}; 1176 1177 /* attach demod */ 1178 m88ds3103_pdata.clk = 27000000; 1179 m88ds3103_pdata.i2c_wr_max = 33; 1180 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1181 m88ds3103_pdata.ts_clk = 16000; 1182 m88ds3103_pdata.ts_clk_pol = 1; 1183 m88ds3103_pdata.agc = 0x99; 1184 1185 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", NULL, 1186 &dev->i2c_adap[dev->def_i2c_bus], 1187 0x68, &m88ds3103_pdata); 1188 if (!dvb->i2c_client_demod) 1189 return -ENODEV; 1190 1191 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod); 1192 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod); 1193 1194 /* attach tuner */ 1195 ts2020_config.fe = dvb->fe[0]; 1196 1197 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022", 1198 i2c_adapter, 1199 0x60, &ts2020_config); 1200 if (!dvb->i2c_client_tuner) { 1201 dvb_module_release(dvb->i2c_client_demod); 1202 return -ENODEV; 1203 } 1204 1205 /* delegate signal strength measurement to tuner */ 1206 dvb->fe[0]->ops.read_signal_strength = 1207 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1208 1209 /* attach SEC */ 1210 a8293_pdata.dvb_frontend = dvb->fe[0]; 1211 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, 1212 &dev->i2c_adap[dev->def_i2c_bus], 1213 0x08, &a8293_pdata); 1214 if (!dvb->i2c_client_sec) { 1215 dvb_module_release(dvb->i2c_client_tuner); 1216 dvb_module_release(dvb->i2c_client_demod); 1217 return -ENODEV; 1218 } 1219 1220 return 0; 1221 } 1222 1223 static int em28178_dvb_init_pctv_461e_v2(struct em28xx *dev) 1224 { 1225 struct em28xx_dvb *dvb = dev->dvb; 1226 struct i2c_adapter *i2c_adapter; 1227 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1228 struct ts2020_config ts2020_config = {}; 1229 struct a8293_platform_data a8293_pdata = {}; 1230 1231 /* attach demod */ 1232 m88ds3103_pdata.clk = 27000000; 1233 m88ds3103_pdata.i2c_wr_max = 33; 1234 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1235 m88ds3103_pdata.ts_clk = 16000; 1236 m88ds3103_pdata.ts_clk_pol = 0; 1237 m88ds3103_pdata.agc = 0x99; 1238 m88ds3103_pdata.agc_inv = 0; 1239 m88ds3103_pdata.spec_inv = 0; 1240 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", "m88ds3103b", 1241 &dev->i2c_adap[dev->def_i2c_bus], 1242 0x6a, &m88ds3103_pdata); 1243 1244 if (!dvb->i2c_client_demod) 1245 return -ENODEV; 1246 1247 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod); 1248 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod); 1249 1250 /* attach tuner */ 1251 ts2020_config.fe = dvb->fe[0]; 1252 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022", 1253 i2c_adapter, 1254 0x60, &ts2020_config); 1255 if (!dvb->i2c_client_tuner) { 1256 dvb_module_release(dvb->i2c_client_demod); 1257 return -ENODEV; 1258 } 1259 1260 /* delegate signal strength measurement to tuner */ 1261 dvb->fe[0]->ops.read_signal_strength = 1262 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1263 1264 /* attach SEC */ 1265 a8293_pdata.dvb_frontend = dvb->fe[0]; 1266 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, 1267 &dev->i2c_adap[dev->def_i2c_bus], 1268 0x08, &a8293_pdata); 1269 if (!dvb->i2c_client_sec) { 1270 dvb_module_release(dvb->i2c_client_tuner); 1271 dvb_module_release(dvb->i2c_client_demod); 1272 return -ENODEV; 1273 } 1274 1275 return 0; 1276 } 1277 1278 static int em28178_dvb_init_pctv_292e(struct em28xx *dev) 1279 { 1280 struct em28xx_dvb *dvb = dev->dvb; 1281 struct i2c_adapter *adapter; 1282 struct si2168_config si2168_config = {}; 1283 struct si2157_config si2157_config = {}; 1284 1285 /* attach demod */ 1286 si2168_config.i2c_adapter = &adapter; 1287 si2168_config.fe = &dvb->fe[0]; 1288 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1289 si2168_config.spectral_inversion = true; 1290 1291 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, 1292 &dev->i2c_adap[dev->def_i2c_bus], 1293 0x64, &si2168_config); 1294 if (!dvb->i2c_client_demod) 1295 return -ENODEV; 1296 1297 /* attach tuner */ 1298 si2157_config.fe = dvb->fe[0]; 1299 si2157_config.if_port = 1; 1300 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1301 si2157_config.mdev = dev->media_dev; 1302 #endif 1303 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, 1304 adapter, 1305 0x60, &si2157_config); 1306 if (!dvb->i2c_client_tuner) { 1307 dvb_module_release(dvb->i2c_client_demod); 1308 return -ENODEV; 1309 } 1310 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1311 1312 return 0; 1313 } 1314 1315 static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev) 1316 { 1317 struct em28xx_dvb *dvb = dev->dvb; 1318 struct i2c_adapter *adapter; 1319 struct si2168_config si2168_config = {}; 1320 struct si2157_config si2157_config = {}; 1321 1322 /* attach demod */ 1323 si2168_config.i2c_adapter = &adapter; 1324 si2168_config.fe = &dvb->fe[0]; 1325 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1326 1327 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, 1328 &dev->i2c_adap[dev->def_i2c_bus], 1329 0x64, &si2168_config); 1330 if (!dvb->i2c_client_demod) 1331 return -ENODEV; 1332 1333 /* attach tuner */ 1334 memset(&si2157_config, 0, sizeof(si2157_config)); 1335 si2157_config.fe = dvb->fe[0]; 1336 si2157_config.if_port = 0; 1337 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1338 si2157_config.mdev = dev->media_dev; 1339 #endif 1340 dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146", 1341 adapter, 1342 0x60, &si2157_config); 1343 if (!dvb->i2c_client_tuner) { 1344 dvb_module_release(dvb->i2c_client_demod); 1345 return -ENODEV; 1346 } 1347 1348 return 0; 1349 } 1350 1351 static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev) 1352 { 1353 struct em28xx_dvb *dvb = dev->dvb; 1354 struct tc90522_config tc90522_config = {}; 1355 struct qm1d1c0042_config qm1d1c0042_config = {}; 1356 1357 /* attach demod */ 1358 dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat", 1359 &dev->i2c_adap[dev->def_i2c_bus], 1360 0x15, &tc90522_config); 1361 if (!dvb->i2c_client_demod) 1362 return -ENODEV; 1363 1364 /* attach tuner */ 1365 qm1d1c0042_config.fe = tc90522_config.fe; 1366 qm1d1c0042_config.lpf = 1; 1367 1368 dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL, 1369 tc90522_config.tuner_i2c, 1370 0x61, &qm1d1c0042_config); 1371 if (!dvb->i2c_client_tuner) { 1372 dvb_module_release(dvb->i2c_client_demod); 1373 return -ENODEV; 1374 } 1375 1376 dvb->fe[0] = tc90522_config.fe; 1377 px_bcud_init(dev); 1378 1379 return 0; 1380 } 1381 1382 static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev) 1383 { 1384 struct em28xx_dvb *dvb = dev->dvb; 1385 struct i2c_adapter *adapter; 1386 struct si2168_config si2168_config = {}; 1387 struct si2157_config si2157_config = {}; 1388 unsigned char addr; 1389 1390 /* attach demod */ 1391 si2168_config.i2c_adapter = &adapter; 1392 si2168_config.fe = &dvb->fe[0]; 1393 si2168_config.ts_mode = SI2168_TS_SERIAL; 1394 si2168_config.spectral_inversion = true; 1395 addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67; 1396 1397 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, 1398 &dev->i2c_adap[dev->def_i2c_bus], 1399 addr, &si2168_config); 1400 if (!dvb->i2c_client_demod) 1401 return -ENODEV; 1402 1403 /* attach tuner */ 1404 memset(&si2157_config, 0, sizeof(si2157_config)); 1405 si2157_config.fe = dvb->fe[0]; 1406 si2157_config.if_port = 1; 1407 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1408 si2157_config.mdev = dev->media_dev; 1409 #endif 1410 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63; 1411 1412 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, 1413 adapter, 1414 addr, &si2157_config); 1415 if (!dvb->i2c_client_tuner) { 1416 dvb_module_release(dvb->i2c_client_demod); 1417 return -ENODEV; 1418 } 1419 1420 return 0; 1421 } 1422 1423 static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev) 1424 { 1425 struct em28xx_dvb *dvb = dev->dvb; 1426 struct i2c_adapter *adapter; 1427 struct lgdt3306a_config lgdt3306a_config = {}; 1428 struct si2157_config si2157_config = {}; 1429 unsigned char addr; 1430 1431 /* attach demod */ 1432 lgdt3306a_config = hauppauge_01595_lgdt3306a_config; 1433 lgdt3306a_config.fe = &dvb->fe[0]; 1434 lgdt3306a_config.i2c_adapter = &adapter; 1435 addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e; 1436 1437 dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL, 1438 &dev->i2c_adap[dev->def_i2c_bus], 1439 addr, &lgdt3306a_config); 1440 if (!dvb->i2c_client_demod) 1441 return -ENODEV; 1442 1443 /* attach tuner */ 1444 si2157_config.fe = dvb->fe[0]; 1445 si2157_config.if_port = 1; 1446 si2157_config.inversion = 1; 1447 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1448 si2157_config.mdev = dev->media_dev; 1449 #endif 1450 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62; 1451 1452 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, 1453 adapter, 1454 addr, &si2157_config); 1455 if (!dvb->i2c_client_tuner) { 1456 dvb_module_release(dvb->i2c_client_demod); 1457 return -ENODEV; 1458 } 1459 1460 return 0; 1461 } 1462 1463 static int em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx *dev) 1464 { 1465 struct em28xx_dvb *dvb = dev->dvb; 1466 struct mxl692_config mxl692_config = {}; 1467 unsigned char addr; 1468 1469 /* attach demod/tuner combo */ 1470 mxl692_config.id = (dev->ts == PRIMARY_TS) ? 0 : 1; 1471 mxl692_config.fe = &dvb->fe[0]; 1472 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63; 1473 1474 dvb->i2c_client_demod = dvb_module_probe("mxl692", NULL, 1475 &dev->i2c_adap[dev->def_i2c_bus], 1476 addr, &mxl692_config); 1477 if (!dvb->i2c_client_demod) 1478 return -ENODEV; 1479 1480 return 0; 1481 } 1482 1483 static int em28xx_dvb_init(struct em28xx *dev) 1484 { 1485 int result = 0, dvb_alt = 0; 1486 struct em28xx_dvb *dvb; 1487 struct usb_device *udev; 1488 1489 if (dev->is_audio_only) { 1490 /* Shouldn't initialize IR for this interface */ 1491 return 0; 1492 } 1493 1494 if (!dev->board.has_dvb) { 1495 /* This device does not support the extension */ 1496 return 0; 1497 } 1498 1499 dev_info(&dev->intf->dev, "Binding DVB extension\n"); 1500 1501 dvb = kzalloc(sizeof(*dvb), GFP_KERNEL); 1502 if (!dvb) 1503 return -ENOMEM; 1504 1505 dev->dvb = dvb; 1506 dvb->fe[0] = NULL; 1507 dvb->fe[1] = NULL; 1508 1509 /* pre-allocate DVB usb transfer buffers */ 1510 if (dev->dvb_xfer_bulk) { 1511 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1512 dev->dvb_xfer_bulk, 1513 EM28XX_DVB_NUM_BUFS, 1514 512, 1515 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1516 } else { 1517 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1518 dev->dvb_xfer_bulk, 1519 EM28XX_DVB_NUM_BUFS, 1520 dev->dvb_max_pkt_size_isoc, 1521 EM28XX_DVB_NUM_ISOC_PACKETS); 1522 } 1523 if (result) { 1524 dev_err(&dev->intf->dev, 1525 "failed to pre-allocate USB transfer buffers for DVB.\n"); 1526 kfree(dvb); 1527 dev->dvb = NULL; 1528 return result; 1529 } 1530 1531 mutex_lock(&dev->lock); 1532 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1533 /* init frontend */ 1534 switch (dev->model) { 1535 case EM2874_BOARD_LEADERSHIP_ISDBT: 1536 dvb->fe[0] = dvb_attach(s921_attach, 1537 &sharp_isdbt, 1538 &dev->i2c_adap[dev->def_i2c_bus]); 1539 1540 if (!dvb->fe[0]) { 1541 result = -EINVAL; 1542 goto out_free; 1543 } 1544 1545 break; 1546 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1547 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1548 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1549 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1550 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1551 &em2880_lgdt3303_dev, 1552 0x0e, 1553 &dev->i2c_adap[dev->def_i2c_bus]); 1554 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1555 result = -EINVAL; 1556 goto out_free; 1557 } 1558 break; 1559 case EM2880_BOARD_KWORLD_DVB_310U: 1560 dvb->fe[0] = dvb_attach(zl10353_attach, 1561 &em28xx_zl10353_with_xc3028, 1562 &dev->i2c_adap[dev->def_i2c_bus]); 1563 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1564 result = -EINVAL; 1565 goto out_free; 1566 } 1567 break; 1568 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1569 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1570 case EM2880_BOARD_EMPIRE_DUAL_TV: 1571 case EM2882_BOARD_ZOLID_HYBRID_TV_STICK: 1572 dvb->fe[0] = dvb_attach(zl10353_attach, 1573 &em28xx_zl10353_xc3028_no_i2c_gate, 1574 &dev->i2c_adap[dev->def_i2c_bus]); 1575 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1576 result = -EINVAL; 1577 goto out_free; 1578 } 1579 break; 1580 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1581 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1582 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1583 case EM2882_BOARD_DIKOM_DK300: 1584 case EM2882_BOARD_KWORLD_VS_DVBT: 1585 /* 1586 * Those boards could have either a zl10353 or a mt352. 1587 * If the chip id isn't for zl10353, try mt352. 1588 */ 1589 dvb->fe[0] = dvb_attach(zl10353_attach, 1590 &em28xx_zl10353_xc3028_no_i2c_gate, 1591 &dev->i2c_adap[dev->def_i2c_bus]); 1592 if (!dvb->fe[0]) 1593 dvb->fe[0] = dvb_attach(mt352_attach, 1594 &terratec_xs_mt352_cfg, 1595 &dev->i2c_adap[dev->def_i2c_bus]); 1596 1597 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1598 result = -EINVAL; 1599 goto out_free; 1600 } 1601 break; 1602 case EM2870_BOARD_TERRATEC_XS_MT2060: 1603 dvb->fe[0] = dvb_attach(zl10353_attach, 1604 &em28xx_zl10353_no_i2c_gate_dev, 1605 &dev->i2c_adap[dev->def_i2c_bus]); 1606 if (dvb->fe[0]) { 1607 dvb_attach(mt2060_attach, dvb->fe[0], 1608 &dev->i2c_adap[dev->def_i2c_bus], 1609 &em28xx_mt2060_config, 1220); 1610 } 1611 break; 1612 case EM2870_BOARD_KWORLD_355U: 1613 dvb->fe[0] = dvb_attach(zl10353_attach, 1614 &em28xx_zl10353_no_i2c_gate_dev, 1615 &dev->i2c_adap[dev->def_i2c_bus]); 1616 if (dvb->fe[0]) 1617 dvb_attach(qt1010_attach, dvb->fe[0], 1618 &dev->i2c_adap[dev->def_i2c_bus], 1619 &em28xx_qt1010_config); 1620 break; 1621 case EM2883_BOARD_KWORLD_HYBRID_330U: 1622 case EM2882_BOARD_EVGA_INDTUBE: 1623 dvb->fe[0] = dvb_attach(s5h1409_attach, 1624 &em28xx_s5h1409_with_xc3028, 1625 &dev->i2c_adap[dev->def_i2c_bus]); 1626 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1627 result = -EINVAL; 1628 goto out_free; 1629 } 1630 break; 1631 case EM2882_BOARD_KWORLD_ATSC_315U: 1632 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1633 &em2880_lgdt3303_dev, 1634 0x0e, 1635 &dev->i2c_adap[dev->def_i2c_bus]); 1636 if (dvb->fe[0]) { 1637 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1638 &dev->i2c_adap[dev->def_i2c_bus], 1639 0x61, TUNER_THOMSON_DTT761X)) { 1640 result = -EINVAL; 1641 goto out_free; 1642 } 1643 } 1644 break; 1645 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1646 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1647 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1648 &dev->i2c_adap[dev->def_i2c_bus], 1649 &dev->intf->dev); 1650 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1651 result = -EINVAL; 1652 goto out_free; 1653 } 1654 break; 1655 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1656 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1657 dvb->fe[0] = dvb_attach(tda10023_attach, 1658 &em28xx_tda10023_config, 1659 &dev->i2c_adap[dev->def_i2c_bus], 1660 0x48); 1661 if (dvb->fe[0]) { 1662 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1663 &dev->i2c_adap[dev->def_i2c_bus], 1664 0x60, TUNER_PHILIPS_CU1216L)) { 1665 result = -EINVAL; 1666 goto out_free; 1667 } 1668 } 1669 break; 1670 case EM2870_BOARD_KWORLD_A340: 1671 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1672 &em2870_lgdt3304_dev, 1673 &dev->i2c_adap[dev->def_i2c_bus]); 1674 if (!dvb->fe[0]) { 1675 result = -EINVAL; 1676 goto out_free; 1677 } 1678 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1679 &dev->i2c_adap[dev->def_i2c_bus], 1680 &kworld_a340_config)) { 1681 dvb_frontend_detach(dvb->fe[0]); 1682 result = -EINVAL; 1683 goto out_free; 1684 } 1685 break; 1686 case EM28174_BOARD_PCTV_290E: 1687 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1688 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1689 CXD2820R_GPIO_L; 1690 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1691 &em28xx_cxd2820r_config, 1692 &dev->i2c_adap[dev->def_i2c_bus], 1693 &dvb->lna_gpio); 1694 if (dvb->fe[0]) { 1695 /* FE 0 attach tuner */ 1696 if (!dvb_attach(tda18271_attach, 1697 dvb->fe[0], 1698 0x60, 1699 &dev->i2c_adap[dev->def_i2c_bus], 1700 &em28xx_cxd2820r_tda18271_config)) { 1701 dvb_frontend_detach(dvb->fe[0]); 1702 result = -EINVAL; 1703 goto out_free; 1704 } 1705 1706 #ifdef CONFIG_GPIOLIB 1707 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1708 result = gpio_request_one(dvb->lna_gpio, 1709 GPIOF_OUT_INIT_LOW, NULL); 1710 if (result) 1711 dev_err(&dev->intf->dev, 1712 "gpio request failed %d\n", 1713 result); 1714 else 1715 gpio_free(dvb->lna_gpio); 1716 1717 result = 0; /* continue even set LNA fails */ 1718 #endif 1719 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1720 } 1721 1722 break; 1723 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1724 { 1725 struct xc5000_config cfg = {}; 1726 1727 hauppauge_hvr930c_init(dev); 1728 1729 dvb->fe[0] = dvb_attach(drxk_attach, 1730 &hauppauge_930c_drxk, 1731 &dev->i2c_adap[dev->def_i2c_bus]); 1732 if (!dvb->fe[0]) { 1733 result = -EINVAL; 1734 goto out_free; 1735 } 1736 /* FIXME: do we need a pll semaphore? */ 1737 dvb->fe[0]->sec_priv = dvb; 1738 sema_init(&dvb->pll_mutex, 1); 1739 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1740 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1741 1742 /* Attach xc5000 */ 1743 cfg.i2c_address = 0x61; 1744 cfg.if_khz = 4000; 1745 1746 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1747 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1748 if (!dvb_attach(xc5000_attach, dvb->fe[0], 1749 &dev->i2c_adap[dev->def_i2c_bus], &cfg)) { 1750 result = -EINVAL; 1751 goto out_free; 1752 } 1753 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1754 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1755 1756 break; 1757 } 1758 case EM2884_BOARD_TERRATEC_H5: 1759 terratec_h5_init(dev); 1760 1761 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, 1762 &dev->i2c_adap[dev->def_i2c_bus]); 1763 if (!dvb->fe[0]) { 1764 result = -EINVAL; 1765 goto out_free; 1766 } 1767 /* FIXME: do we need a pll semaphore? */ 1768 dvb->fe[0]->sec_priv = dvb; 1769 sema_init(&dvb->pll_mutex, 1); 1770 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1771 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1772 1773 /* Attach tda18271 to DVB-C frontend */ 1774 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1775 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1776 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], 1777 &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1778 result = -EINVAL; 1779 goto out_free; 1780 } 1781 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1782 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1783 1784 break; 1785 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1786 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1787 &c3tech_duo_mb86a20s_config, 1788 &dev->i2c_adap[dev->def_i2c_bus]); 1789 if (dvb->fe[0]) 1790 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1791 &dev->i2c_adap[dev->def_i2c_bus], 1792 &c3tech_duo_tda18271_config); 1793 break; 1794 case EM28174_BOARD_PCTV_460E: 1795 result = em28174_dvb_init_pctv_460e(dev); 1796 if (result) 1797 goto out_free; 1798 break; 1799 case EM2874_BOARD_DELOCK_61959: 1800 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1801 /* attach demodulator */ 1802 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1803 &dev->i2c_adap[dev->def_i2c_bus]); 1804 1805 if (dvb->fe[0]) { 1806 /* disable I2C-gate */ 1807 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1808 1809 /* attach tuner */ 1810 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1811 &dev->i2c_adap[dev->def_i2c_bus], 1812 &em28xx_cxd2820r_tda18271_config)) { 1813 dvb_frontend_detach(dvb->fe[0]); 1814 result = -EINVAL; 1815 goto out_free; 1816 } 1817 } 1818 break; 1819 case EM2884_BOARD_PCTV_510E: 1820 case EM2884_BOARD_PCTV_520E: 1821 pctv_520e_init(dev); 1822 1823 /* attach demodulator */ 1824 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1825 &dev->i2c_adap[dev->def_i2c_bus]); 1826 1827 if (dvb->fe[0]) { 1828 /* attach tuner */ 1829 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1830 &dev->i2c_adap[dev->def_i2c_bus], 1831 &em28xx_cxd2820r_tda18271_config)) { 1832 dvb_frontend_detach(dvb->fe[0]); 1833 result = -EINVAL; 1834 goto out_free; 1835 } 1836 } 1837 break; 1838 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: 1839 case EM2884_BOARD_CINERGY_HTC_STICK: 1840 case EM2884_BOARD_TERRATEC_H6: 1841 terratec_htc_stick_init(dev); 1842 1843 /* attach demodulator */ 1844 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1845 &dev->i2c_adap[dev->def_i2c_bus]); 1846 if (!dvb->fe[0]) { 1847 result = -EINVAL; 1848 goto out_free; 1849 } 1850 1851 /* Attach the demodulator. */ 1852 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1853 &dev->i2c_adap[dev->def_i2c_bus], 1854 &em28xx_cxd2820r_tda18271_config)) { 1855 result = -EINVAL; 1856 goto out_free; 1857 } 1858 break; 1859 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1860 terratec_htc_usb_xs_init(dev); 1861 1862 /* attach demodulator */ 1863 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1864 &dev->i2c_adap[dev->def_i2c_bus]); 1865 if (!dvb->fe[0]) { 1866 result = -EINVAL; 1867 goto out_free; 1868 } 1869 1870 /* Attach the demodulator. */ 1871 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1872 &dev->i2c_adap[dev->def_i2c_bus], 1873 &em28xx_cxd2820r_tda18271_config)) { 1874 result = -EINVAL; 1875 goto out_free; 1876 } 1877 break; 1878 case EM2874_BOARD_KWORLD_UB435Q_V2: 1879 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1880 &em2874_lgdt3305_dev, 1881 &dev->i2c_adap[dev->def_i2c_bus]); 1882 if (!dvb->fe[0]) { 1883 result = -EINVAL; 1884 goto out_free; 1885 } 1886 1887 /* Attach the demodulator. */ 1888 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1889 &dev->i2c_adap[dev->def_i2c_bus], 1890 &kworld_ub435q_v2_config)) { 1891 result = -EINVAL; 1892 goto out_free; 1893 } 1894 break; 1895 case EM2874_BOARD_KWORLD_UB435Q_V3: 1896 { 1897 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; 1898 1899 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1900 &em2874_lgdt3305_nogate_dev, 1901 &dev->i2c_adap[dev->def_i2c_bus]); 1902 if (!dvb->fe[0]) { 1903 result = -EINVAL; 1904 goto out_free; 1905 } 1906 1907 /* attach tuner */ 1908 kworld_ub435q_v3_config.fe = dvb->fe[0]; 1909 1910 dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL, 1911 adapter, 0x60, 1912 &kworld_ub435q_v3_config); 1913 if (!dvb->i2c_client_tuner) { 1914 dvb_frontend_detach(dvb->fe[0]); 1915 result = -ENODEV; 1916 goto out_free; 1917 } 1918 break; 1919 } 1920 case EM2874_BOARD_PCTV_HD_MINI_80E: 1921 dvb->fe[0] = dvb_attach(drx39xxj_attach, 1922 &dev->i2c_adap[dev->def_i2c_bus]); 1923 if (dvb->fe[0]) { 1924 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 1925 0x60, 1926 &dev->i2c_adap[dev->def_i2c_bus], 1927 &pinnacle_80e_dvb_config); 1928 if (!dvb->fe[0]) { 1929 result = -EINVAL; 1930 goto out_free; 1931 } 1932 } 1933 break; 1934 case EM28178_BOARD_PCTV_461E: 1935 result = em28178_dvb_init_pctv_461e(dev); 1936 if (result) 1937 goto out_free; 1938 break; 1939 case EM28178_BOARD_PCTV_461E_V2: 1940 result = em28178_dvb_init_pctv_461e_v2(dev); 1941 if (result) 1942 goto out_free; 1943 break; 1944 case EM28178_BOARD_PCTV_292E: 1945 result = em28178_dvb_init_pctv_292e(dev); 1946 if (result) 1947 goto out_free; 1948 break; 1949 case EM28178_BOARD_TERRATEC_T2_STICK_HD: 1950 result = em28178_dvb_init_terratec_t2_stick_hd(dev); 1951 if (result) 1952 goto out_free; 1953 break; 1954 case EM28178_BOARD_PLEX_PX_BCUD: 1955 result = em28178_dvb_init_plex_px_bcud(dev); 1956 if (result) 1957 goto out_free; 1958 break; 1959 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB: 1960 result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev); 1961 if (result) 1962 goto out_free; 1963 break; 1964 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595: 1965 result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev); 1966 if (result) 1967 goto out_free; 1968 break; 1969 case EM2874_BOARD_HAUPPAUGE_USB_QUADHD: 1970 result = em2874_dvb_init_hauppauge_usb_quadhd(dev); 1971 if (result) 1972 goto out_free; 1973 break; 1974 default: 1975 dev_err(&dev->intf->dev, 1976 "The frontend of your DVB/ATSC card isn't supported yet\n"); 1977 break; 1978 } 1979 if (!dvb->fe[0]) { 1980 dev_err(&dev->intf->dev, "frontend initialization failed\n"); 1981 result = -EINVAL; 1982 goto out_free; 1983 } 1984 /* define general-purpose callback pointer */ 1985 dvb->fe[0]->callback = em28xx_tuner_callback; 1986 if (dvb->fe[1]) 1987 dvb->fe[1]->callback = em28xx_tuner_callback; 1988 1989 /* register everything */ 1990 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev); 1991 1992 if (result < 0) 1993 goto out_free; 1994 1995 if (dev->dvb_xfer_bulk) { 1996 dvb_alt = 0; 1997 } else { /* isoc */ 1998 dvb_alt = dev->dvb_alt_isoc; 1999 } 2000 2001 udev = interface_to_usbdev(dev->intf); 2002 usb_set_interface(udev, dev->ifnum, dvb_alt); 2003 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n"); 2004 2005 kref_get(&dev->ref); 2006 2007 ret: 2008 em28xx_set_mode(dev, EM28XX_SUSPEND); 2009 mutex_unlock(&dev->lock); 2010 return result; 2011 2012 out_free: 2013 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2014 kfree(dvb); 2015 dev->dvb = NULL; 2016 goto ret; 2017 } 2018 2019 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 2020 { 2021 ops->set_voltage = NULL; 2022 ops->sleep = NULL; 2023 ops->tuner_ops.sleep = NULL; 2024 } 2025 2026 static int em28xx_dvb_fini(struct em28xx *dev) 2027 { 2028 struct em28xx_dvb *dvb; 2029 2030 if (dev->is_audio_only) { 2031 /* Shouldn't initialize IR for this interface */ 2032 return 0; 2033 } 2034 2035 if (!dev->board.has_dvb) { 2036 /* This device does not support the extension */ 2037 return 0; 2038 } 2039 2040 if (!dev->dvb) 2041 return 0; 2042 2043 dev_info(&dev->intf->dev, "Closing DVB extension\n"); 2044 2045 dvb = dev->dvb; 2046 2047 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2048 2049 if (dev->disconnected) { 2050 /* 2051 * We cannot tell the device to sleep 2052 * once it has been unplugged. 2053 */ 2054 if (dvb->fe[0]) { 2055 prevent_sleep(&dvb->fe[0]->ops); 2056 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; 2057 } 2058 if (dvb->fe[1]) { 2059 prevent_sleep(&dvb->fe[1]->ops); 2060 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; 2061 } 2062 } 2063 2064 em28xx_unregister_dvb(dvb); 2065 2066 /* release I2C module bindings */ 2067 dvb_module_release(dvb->i2c_client_sec); 2068 dvb_module_release(dvb->i2c_client_tuner); 2069 dvb_module_release(dvb->i2c_client_demod); 2070 2071 kfree(dvb); 2072 dev->dvb = NULL; 2073 kref_put(&dev->ref, em28xx_free_device); 2074 2075 return 0; 2076 } 2077 2078 static int em28xx_dvb_suspend(struct em28xx *dev) 2079 { 2080 int ret = 0; 2081 2082 if (dev->is_audio_only) 2083 return 0; 2084 2085 if (!dev->board.has_dvb) 2086 return 0; 2087 2088 dev_info(&dev->intf->dev, "Suspending DVB extension\n"); 2089 if (dev->dvb) { 2090 struct em28xx_dvb *dvb = dev->dvb; 2091 2092 if (dvb->fe[0]) { 2093 ret = dvb_frontend_suspend(dvb->fe[0]); 2094 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret); 2095 } 2096 if (dvb->fe[1]) { 2097 dvb_frontend_suspend(dvb->fe[1]); 2098 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret); 2099 } 2100 } 2101 2102 return 0; 2103 } 2104 2105 static int em28xx_dvb_resume(struct em28xx *dev) 2106 { 2107 int ret = 0; 2108 2109 if (dev->is_audio_only) 2110 return 0; 2111 2112 if (!dev->board.has_dvb) 2113 return 0; 2114 2115 dev_info(&dev->intf->dev, "Resuming DVB extension\n"); 2116 if (dev->dvb) { 2117 struct em28xx_dvb *dvb = dev->dvb; 2118 2119 if (dvb->fe[0]) { 2120 ret = dvb_frontend_resume(dvb->fe[0]); 2121 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret); 2122 } 2123 2124 if (dvb->fe[1]) { 2125 ret = dvb_frontend_resume(dvb->fe[1]); 2126 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret); 2127 } 2128 } 2129 2130 return 0; 2131 } 2132 2133 static struct em28xx_ops dvb_ops = { 2134 .id = EM28XX_DVB, 2135 .name = "Em28xx dvb Extension", 2136 .init = em28xx_dvb_init, 2137 .fini = em28xx_dvb_fini, 2138 .suspend = em28xx_dvb_suspend, 2139 .resume = em28xx_dvb_resume, 2140 }; 2141 2142 static int __init em28xx_dvb_register(void) 2143 { 2144 return em28xx_register_extension(&dvb_ops); 2145 } 2146 2147 static void __exit em28xx_dvb_unregister(void) 2148 { 2149 em28xx_unregister_extension(&dvb_ops); 2150 } 2151 2152 module_init(em28xx_dvb_register); 2153 module_exit(em28xx_dvb_unregister); 2154