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