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