1 /* 2 DVB device driver for em28xx 3 4 (c) 2008-2011 Mauro Carvalho Chehab <mchehab@infradead.org> 5 6 (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com> 7 - Fixes for the driver to properly work with HVR-950 8 - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick 9 - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600 10 11 (c) 2008 Aidan Thornton <makosoft@googlemail.com> 12 13 (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com> 14 15 Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by: 16 (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au> 17 (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] 18 19 This program is free software; you can redistribute it and/or modify 20 it under the terms of the GNU General Public License as published by 21 the Free Software Foundation; either version 2 of the License. 22 */ 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 <dvb_demux.h> 32 #include <dvb_net.h> 33 #include <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"); 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 *, int); 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 usb_set_interface(udev, dev->ifnum, dvb_alt); 222 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 223 if (rc < 0) 224 return rc; 225 226 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 227 EM28XX_DVB_NUM_BUFS, 228 packet_multiplier, 229 dvb_max_packet_size, dvb_alt); 230 231 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 232 dev->dvb_xfer_bulk, 233 EM28XX_DVB_NUM_BUFS, 234 dvb_max_packet_size, 235 packet_multiplier, 236 em28xx_dvb_urb_data_copy); 237 } 238 239 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 240 { 241 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 242 struct em28xx *dev = i2c_bus->dev; 243 244 em28xx_stop_urbs(dev); 245 246 return 0; 247 } 248 249 static int em28xx_start_feed(struct dvb_demux_feed *feed) 250 { 251 struct dvb_demux *demux = feed->demux; 252 struct em28xx_dvb *dvb = demux->priv; 253 int rc, ret; 254 255 if (!demux->dmx.frontend) 256 return -EINVAL; 257 258 mutex_lock(&dvb->lock); 259 dvb->nfeeds++; 260 rc = dvb->nfeeds; 261 262 if (dvb->nfeeds == 1) { 263 ret = em28xx_start_streaming(dvb); 264 if (ret < 0) 265 rc = ret; 266 } 267 268 mutex_unlock(&dvb->lock); 269 return rc; 270 } 271 272 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 273 { 274 struct dvb_demux *demux = feed->demux; 275 struct em28xx_dvb *dvb = demux->priv; 276 int err = 0; 277 278 mutex_lock(&dvb->lock); 279 dvb->nfeeds--; 280 281 if (0 == dvb->nfeeds) 282 err = em28xx_stop_streaming(dvb); 283 284 mutex_unlock(&dvb->lock); 285 return err; 286 } 287 288 289 /* ------------------------------------------------------------------ */ 290 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 291 { 292 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 293 struct em28xx *dev = i2c_bus->dev; 294 295 if (acquire) 296 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 297 else 298 return em28xx_set_mode(dev, EM28XX_SUSPEND); 299 } 300 301 /* ------------------------------------------------------------------ */ 302 303 static struct lgdt330x_config em2880_lgdt3303_dev = { 304 .demod_address = 0x0e, 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_CONTINOUS_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 msleep(10); 518 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 519 msleep(10); 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], regs[i].r, regs[i].len); 525 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 526 527 msleep(100); 528 529 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 530 msleep(30); 531 532 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 533 msleep(10); 534 535 } 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 msleep(10); 575 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 576 msleep(10); 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], regs[i].r, regs[i].len); 582 em28xx_gpio_set(dev, terratec_h5_end); 583 }; 584 585 static void terratec_htc_stick_init(struct em28xx *dev) 586 { 587 int i; 588 589 /* 590 * GPIO configuration: 591 * 0xff: unknown (does not affect DVB-T). 592 * 0xf6: DRX-K (demodulator). 593 * 0xe6: unknown (does not affect DVB-T). 594 * 0xb6: unknown (does not affect DVB-T). 595 */ 596 struct em28xx_reg_seq terratec_htc_stick_init[] = { 597 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 598 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 599 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 600 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 601 { -1, -1, -1, -1}, 602 }; 603 struct em28xx_reg_seq terratec_htc_stick_end[] = { 604 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 605 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 606 { -1, -1, -1, -1}, 607 }; 608 609 /* 610 * Init the analog decoder (not yet supported), but 611 * it's probably still a good idea. 612 */ 613 struct { 614 unsigned char r[4]; 615 int len; 616 } regs[] = { 617 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 618 {{ 0x01, 0x02 }, 2}, 619 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 620 {{ 0x01, 0x00 }, 2}, 621 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 622 }; 623 624 em28xx_gpio_set(dev, terratec_htc_stick_init); 625 626 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 627 msleep(10); 628 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 629 msleep(10); 630 631 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 632 633 for (i = 0; i < ARRAY_SIZE(regs); i++) 634 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 635 636 em28xx_gpio_set(dev, terratec_htc_stick_end); 637 }; 638 639 static void terratec_htc_usb_xs_init(struct em28xx *dev) 640 { 641 int i; 642 643 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 644 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 645 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 646 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 647 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 648 { -1, -1, -1, -1}, 649 }; 650 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 651 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 652 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 653 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 654 { -1, -1, -1, -1}, 655 }; 656 657 /* 658 * Init the analog decoder (not yet supported), but 659 * it's probably still a good idea. 660 */ 661 struct { 662 unsigned char r[4]; 663 int len; 664 } regs[] = { 665 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 666 {{ 0x01, 0x02 }, 2}, 667 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 668 {{ 0x01, 0x00 }, 2}, 669 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 670 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 671 {{ 0x01, 0x00 }, 2}, 672 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 673 {{ 0x04, 0x00 }, 2}, 674 {{ 0x00, 0x04 }, 2}, 675 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 676 {{ 0x04, 0x14 }, 2}, 677 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 678 }; 679 680 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 681 682 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 683 684 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 685 msleep(10); 686 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 687 msleep(10); 688 689 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 690 691 for (i = 0; i < ARRAY_SIZE(regs); i++) 692 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], 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], regs[i].r, regs[i].len); 722 }; 723 724 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 725 { 726 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 727 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 728 struct em28xx *dev = i2c_bus->dev; 729 #ifdef CONFIG_GPIOLIB 730 struct em28xx_dvb *dvb = dev->dvb; 731 int ret; 732 unsigned long flags; 733 734 if (c->lna == 1) 735 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 736 else 737 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 738 739 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 740 if (ret) 741 dev_err(&dev->intf->dev, "gpio request failed %d\n", ret); 742 else 743 gpio_free(dvb->lna_gpio); 744 745 return ret; 746 #else 747 dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n", 748 KBUILD_MODNAME, c->lna); 749 return 0; 750 #endif 751 } 752 753 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 754 { 755 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 756 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 757 struct em28xx *dev = i2c_bus->dev; 758 u8 lna; 759 760 if (c->lna == 1) 761 lna = 0x01; 762 else 763 lna = 0x00; 764 765 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 766 } 767 768 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 769 { 770 /* Values extracted from a USB trace of the Terratec Windows driver */ 771 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 772 static u8 reset[] = { RESET, 0x80 }; 773 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 774 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 775 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 776 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 777 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 778 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 779 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 780 static u8 tuner_go[] = { TUNER_GO, 0x01}; 781 782 mt352_write(fe, clock_config, sizeof(clock_config)); 783 udelay(200); 784 mt352_write(fe, reset, sizeof(reset)); 785 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 786 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 787 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 788 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 789 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 790 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 791 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 792 mt352_write(fe, tuner_go, sizeof(tuner_go)); 793 return 0; 794 } 795 796 static void px_bcud_init(struct em28xx *dev) 797 { 798 int i; 799 struct { 800 unsigned char r[4]; 801 int len; 802 } regs1[] = { 803 {{ 0x0e, 0x77 }, 2}, 804 {{ 0x0f, 0x77 }, 2}, 805 {{ 0x03, 0x90 }, 2}, 806 }, regs2[] = { 807 {{ 0x07, 0x01 }, 2}, 808 {{ 0x08, 0x10 }, 2}, 809 {{ 0x13, 0x00 }, 2}, 810 {{ 0x17, 0x00 }, 2}, 811 {{ 0x03, 0x01 }, 2}, 812 {{ 0x10, 0xb1 }, 2}, 813 {{ 0x11, 0x40 }, 2}, 814 {{ 0x85, 0x7a }, 2}, 815 {{ 0x87, 0x04 }, 2}, 816 }; 817 static struct em28xx_reg_seq gpio[] = { 818 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300}, 819 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60}, 820 {EM28XX_R15_RGAIN, 0x20, 0xff, 0}, 821 {EM28XX_R16_GGAIN, 0x20, 0xff, 0}, 822 {EM28XX_R17_BGAIN, 0x20, 0xff, 0}, 823 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0}, 824 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0}, 825 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0}, 826 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0}, 827 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0}, 828 {EM28XX_R26_COMPR, 0x00, 0xff, 0}, 829 {0x13, 0x08, 0xff, 0}, 830 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0}, 831 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0}, 832 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0}, 833 {EM28XX_R10_VINMODE, 0x00, 0xff, 0}, 834 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0}, 835 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0}, 836 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0}, 837 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0}, 838 }; 839 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46); 840 /* sleeping ISDB-T */ 841 dev->dvb->i2c_client_demod->addr = 0x14; 842 for (i = 0; i < ARRAY_SIZE(regs1); i++) 843 i2c_master_send(dev->dvb->i2c_client_demod, regs1[i].r, 844 regs1[i].len); 845 /* sleeping ISDB-S */ 846 dev->dvb->i2c_client_demod->addr = 0x15; 847 for (i = 0; i < ARRAY_SIZE(regs2); i++) 848 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r, 849 regs2[i].len); 850 for (i = 0; i < ARRAY_SIZE(gpio); i++) { 851 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val, 852 gpio[i].mask); 853 if (gpio[i].sleep > 0) 854 msleep(gpio[i].sleep); 855 } 856 }; 857 858 static struct mt352_config terratec_xs_mt352_cfg = { 859 .demod_address = (0x1e >> 1), 860 .no_tuner = 1, 861 .if2 = 45600, 862 .demod_init = em28xx_mt352_terratec_xs_init, 863 }; 864 865 static struct tda10023_config em28xx_tda10023_config = { 866 .demod_address = 0x0c, 867 .invert = 1, 868 }; 869 870 static struct cxd2820r_config em28xx_cxd2820r_config = { 871 .i2c_address = (0xd8 >> 1), 872 .ts_mode = CXD2820R_TS_SERIAL, 873 }; 874 875 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 876 .output_opt = TDA18271_OUTPUT_LT_OFF, 877 .gate = TDA18271_GATE_DIGITAL, 878 }; 879 880 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 881 .demod_address = (0x1e >> 1), 882 .disable_i2c_gate_ctrl = 1, 883 .no_tuner = 1, 884 .parallel_ts = 1, 885 }; 886 887 static struct mt2060_config em28xx_mt2060_config = { 888 .i2c_address = 0x60, 889 }; 890 891 static struct qt1010_config em28xx_qt1010_config = { 892 .i2c_address = 0x62 893 }; 894 895 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 896 .demod_address = 0x10, 897 .is_serial = true, 898 }; 899 900 static struct tda18271_std_map mb86a20s_tda18271_config = { 901 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 902 .if_lvl = 1, .rfagc_top = 0x37, }, 903 }; 904 905 static struct tda18271_config c3tech_duo_tda18271_config = { 906 .std_map = &mb86a20s_tda18271_config, 907 .gate = TDA18271_GATE_DIGITAL, 908 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 909 }; 910 911 static struct tda18271_std_map drx_j_std_map = { 912 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 913 .rfagc_top = 0x37, }, 914 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 915 .rfagc_top = 0x37, }, 916 }; 917 918 static struct tda18271_config pinnacle_80e_dvb_config = { 919 .std_map = &drx_j_std_map, 920 .gate = TDA18271_GATE_DIGITAL, 921 .role = TDA18271_MASTER, 922 }; 923 924 static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = { 925 .qam_if_khz = 4000, 926 .vsb_if_khz = 3250, 927 .spectral_inversion = 0, 928 .deny_i2c_rptr = 0, 929 .mpeg_mode = LGDT3306A_MPEG_SERIAL, 930 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, 931 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, 932 .xtalMHz = 25, 933 }; 934 935 /* ------------------------------------------------------------------ */ 936 937 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 938 { 939 struct dvb_frontend *fe; 940 struct xc2028_config cfg; 941 struct xc2028_ctrl ctl; 942 943 memset(&cfg, 0, sizeof(cfg)); 944 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 945 cfg.i2c_addr = addr; 946 947 memset(&ctl, 0, sizeof(ctl)); 948 em28xx_setup_xc3028(dev, &ctl); 949 cfg.ctrl = &ctl; 950 951 if (!dev->dvb->fe[0]) { 952 dev_err(&dev->intf->dev, 953 "dvb frontend not attached. Can't attach xc3028\n"); 954 return -EINVAL; 955 } 956 957 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 958 if (!fe) { 959 dev_err(&dev->intf->dev, "xc3028 attach failed\n"); 960 dvb_frontend_detach(dev->dvb->fe[0]); 961 dev->dvb->fe[0] = NULL; 962 return -EINVAL; 963 } 964 965 dev_info(&dev->intf->dev, "xc3028 attached\n"); 966 967 return 0; 968 } 969 970 /* ------------------------------------------------------------------ */ 971 972 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 973 struct em28xx *dev, struct device *device) 974 { 975 int result; 976 bool create_rf_connector = false; 977 978 mutex_init(&dvb->lock); 979 980 /* register adapter */ 981 result = dvb_register_adapter(&dvb->adapter, 982 dev_name(&dev->intf->dev), module, 983 device, adapter_nr); 984 if (result < 0) { 985 dev_warn(&dev->intf->dev, 986 "dvb_register_adapter failed (errno = %d)\n", 987 result); 988 goto fail_adapter; 989 } 990 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 991 dvb->adapter.mdev = dev->media_dev; 992 #endif 993 994 /* Ensure all frontends negotiate bus access */ 995 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 996 if (dvb->fe[1]) 997 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 998 999 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 1000 1001 /* register frontend */ 1002 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 1003 if (result < 0) { 1004 dev_warn(&dev->intf->dev, 1005 "dvb_register_frontend failed (errno = %d)\n", 1006 result); 1007 goto fail_frontend0; 1008 } 1009 1010 /* register 2nd frontend */ 1011 if (dvb->fe[1]) { 1012 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 1013 if (result < 0) { 1014 dev_warn(&dev->intf->dev, 1015 "2nd dvb_register_frontend failed (errno = %d)\n", 1016 result); 1017 goto fail_frontend1; 1018 } 1019 } 1020 1021 /* register demux stuff */ 1022 dvb->demux.dmx.capabilities = 1023 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 1024 DMX_MEMORY_BASED_FILTERING; 1025 dvb->demux.priv = dvb; 1026 dvb->demux.filternum = 256; 1027 dvb->demux.feednum = 256; 1028 dvb->demux.start_feed = em28xx_start_feed; 1029 dvb->demux.stop_feed = em28xx_stop_feed; 1030 1031 result = dvb_dmx_init(&dvb->demux); 1032 if (result < 0) { 1033 dev_warn(&dev->intf->dev, 1034 "dvb_dmx_init failed (errno = %d)\n", 1035 result); 1036 goto fail_dmx; 1037 } 1038 1039 dvb->dmxdev.filternum = 256; 1040 dvb->dmxdev.demux = &dvb->demux.dmx; 1041 dvb->dmxdev.capabilities = 0; 1042 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 1043 if (result < 0) { 1044 dev_warn(&dev->intf->dev, 1045 "dvb_dmxdev_init failed (errno = %d)\n", 1046 result); 1047 goto fail_dmxdev; 1048 } 1049 1050 dvb->fe_hw.source = DMX_FRONTEND_0; 1051 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1052 if (result < 0) { 1053 dev_warn(&dev->intf->dev, 1054 "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 1055 result); 1056 goto fail_fe_hw; 1057 } 1058 1059 dvb->fe_mem.source = DMX_MEMORY_FE; 1060 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1061 if (result < 0) { 1062 dev_warn(&dev->intf->dev, 1063 "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 1064 result); 1065 goto fail_fe_mem; 1066 } 1067 1068 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1069 if (result < 0) { 1070 dev_warn(&dev->intf->dev, 1071 "connect_frontend failed (errno = %d)\n", 1072 result); 1073 goto fail_fe_conn; 1074 } 1075 1076 /* register network adapter */ 1077 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 1078 1079 /* If the analog part won't create RF connectors, DVB will do it */ 1080 if (!dev->has_video || (dev->tuner_type == TUNER_ABSENT)) 1081 create_rf_connector = true; 1082 1083 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector); 1084 if (result < 0) 1085 goto fail_create_graph; 1086 1087 return 0; 1088 1089 fail_create_graph: 1090 dvb_net_release(&dvb->net); 1091 fail_fe_conn: 1092 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1093 fail_fe_mem: 1094 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1095 fail_fe_hw: 1096 dvb_dmxdev_release(&dvb->dmxdev); 1097 fail_dmxdev: 1098 dvb_dmx_release(&dvb->demux); 1099 fail_dmx: 1100 if (dvb->fe[1]) 1101 dvb_unregister_frontend(dvb->fe[1]); 1102 dvb_unregister_frontend(dvb->fe[0]); 1103 fail_frontend1: 1104 if (dvb->fe[1]) 1105 dvb_frontend_detach(dvb->fe[1]); 1106 fail_frontend0: 1107 dvb_frontend_detach(dvb->fe[0]); 1108 dvb_unregister_adapter(&dvb->adapter); 1109 fail_adapter: 1110 return result; 1111 } 1112 1113 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1114 { 1115 dvb_net_release(&dvb->net); 1116 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1117 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1118 dvb_dmxdev_release(&dvb->dmxdev); 1119 dvb_dmx_release(&dvb->demux); 1120 if (dvb->fe[1]) 1121 dvb_unregister_frontend(dvb->fe[1]); 1122 dvb_unregister_frontend(dvb->fe[0]); 1123 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1124 dvb_frontend_detach(dvb->fe[1]); 1125 dvb_frontend_detach(dvb->fe[0]); 1126 dvb_unregister_adapter(&dvb->adapter); 1127 } 1128 1129 static int em28xx_dvb_init(struct em28xx *dev) 1130 { 1131 int result = 0; 1132 struct em28xx_dvb *dvb; 1133 1134 if (dev->is_audio_only) { 1135 /* Shouldn't initialize IR for this interface */ 1136 return 0; 1137 } 1138 1139 if (!dev->board.has_dvb) { 1140 /* This device does not support the extension */ 1141 return 0; 1142 } 1143 1144 dev_info(&dev->intf->dev, "Binding DVB extension\n"); 1145 1146 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); 1147 if (!dvb) 1148 return -ENOMEM; 1149 1150 dev->dvb = dvb; 1151 dvb->fe[0] = dvb->fe[1] = NULL; 1152 1153 /* pre-allocate DVB usb transfer buffers */ 1154 if (dev->dvb_xfer_bulk) { 1155 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1156 dev->dvb_xfer_bulk, 1157 EM28XX_DVB_NUM_BUFS, 1158 512, 1159 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1160 } else { 1161 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1162 dev->dvb_xfer_bulk, 1163 EM28XX_DVB_NUM_BUFS, 1164 dev->dvb_max_pkt_size_isoc, 1165 EM28XX_DVB_NUM_ISOC_PACKETS); 1166 } 1167 if (result) { 1168 dev_err(&dev->intf->dev, 1169 "failed to pre-allocate USB transfer buffers for DVB.\n"); 1170 kfree(dvb); 1171 dev->dvb = NULL; 1172 return result; 1173 } 1174 1175 mutex_lock(&dev->lock); 1176 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1177 /* init frontend */ 1178 switch (dev->model) { 1179 case EM2874_BOARD_LEADERSHIP_ISDBT: 1180 dvb->fe[0] = dvb_attach(s921_attach, 1181 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); 1182 1183 if (!dvb->fe[0]) { 1184 result = -EINVAL; 1185 goto out_free; 1186 } 1187 1188 break; 1189 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1190 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1191 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1192 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1193 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1194 &em2880_lgdt3303_dev, 1195 &dev->i2c_adap[dev->def_i2c_bus]); 1196 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1197 result = -EINVAL; 1198 goto out_free; 1199 } 1200 break; 1201 case EM2880_BOARD_KWORLD_DVB_310U: 1202 dvb->fe[0] = dvb_attach(zl10353_attach, 1203 &em28xx_zl10353_with_xc3028, 1204 &dev->i2c_adap[dev->def_i2c_bus]); 1205 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1206 result = -EINVAL; 1207 goto out_free; 1208 } 1209 break; 1210 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1211 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1212 case EM2880_BOARD_EMPIRE_DUAL_TV: 1213 dvb->fe[0] = dvb_attach(zl10353_attach, 1214 &em28xx_zl10353_xc3028_no_i2c_gate, 1215 &dev->i2c_adap[dev->def_i2c_bus]); 1216 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1217 result = -EINVAL; 1218 goto out_free; 1219 } 1220 break; 1221 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1222 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1223 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1224 case EM2882_BOARD_DIKOM_DK300: 1225 case EM2882_BOARD_KWORLD_VS_DVBT: 1226 dvb->fe[0] = dvb_attach(zl10353_attach, 1227 &em28xx_zl10353_xc3028_no_i2c_gate, 1228 &dev->i2c_adap[dev->def_i2c_bus]); 1229 if (dvb->fe[0] == NULL) { 1230 /* This board could have either a zl10353 or a mt352. 1231 If the chip id isn't for zl10353, try mt352 */ 1232 dvb->fe[0] = dvb_attach(mt352_attach, 1233 &terratec_xs_mt352_cfg, 1234 &dev->i2c_adap[dev->def_i2c_bus]); 1235 } 1236 1237 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1238 result = -EINVAL; 1239 goto out_free; 1240 } 1241 break; 1242 case EM2870_BOARD_TERRATEC_XS_MT2060: 1243 dvb->fe[0] = dvb_attach(zl10353_attach, 1244 &em28xx_zl10353_no_i2c_gate_dev, 1245 &dev->i2c_adap[dev->def_i2c_bus]); 1246 if (dvb->fe[0] != NULL) { 1247 dvb_attach(mt2060_attach, dvb->fe[0], 1248 &dev->i2c_adap[dev->def_i2c_bus], 1249 &em28xx_mt2060_config, 1220); 1250 } 1251 break; 1252 case EM2870_BOARD_KWORLD_355U: 1253 dvb->fe[0] = dvb_attach(zl10353_attach, 1254 &em28xx_zl10353_no_i2c_gate_dev, 1255 &dev->i2c_adap[dev->def_i2c_bus]); 1256 if (dvb->fe[0] != NULL) 1257 dvb_attach(qt1010_attach, dvb->fe[0], 1258 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config); 1259 break; 1260 case EM2883_BOARD_KWORLD_HYBRID_330U: 1261 case EM2882_BOARD_EVGA_INDTUBE: 1262 dvb->fe[0] = dvb_attach(s5h1409_attach, 1263 &em28xx_s5h1409_with_xc3028, 1264 &dev->i2c_adap[dev->def_i2c_bus]); 1265 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1266 result = -EINVAL; 1267 goto out_free; 1268 } 1269 break; 1270 case EM2882_BOARD_KWORLD_ATSC_315U: 1271 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1272 &em2880_lgdt3303_dev, 1273 &dev->i2c_adap[dev->def_i2c_bus]); 1274 if (dvb->fe[0] != NULL) { 1275 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1276 &dev->i2c_adap[dev->def_i2c_bus], 1277 0x61, TUNER_THOMSON_DTT761X)) { 1278 result = -EINVAL; 1279 goto out_free; 1280 } 1281 } 1282 break; 1283 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1284 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1285 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1286 &dev->i2c_adap[dev->def_i2c_bus], 1287 &dev->intf->dev); 1288 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1289 result = -EINVAL; 1290 goto out_free; 1291 } 1292 break; 1293 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1294 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1295 dvb->fe[0] = dvb_attach(tda10023_attach, 1296 &em28xx_tda10023_config, 1297 &dev->i2c_adap[dev->def_i2c_bus], 0x48); 1298 if (dvb->fe[0]) { 1299 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1300 &dev->i2c_adap[dev->def_i2c_bus], 1301 0x60, TUNER_PHILIPS_CU1216L)) { 1302 result = -EINVAL; 1303 goto out_free; 1304 } 1305 } 1306 break; 1307 case EM2870_BOARD_KWORLD_A340: 1308 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1309 &em2870_lgdt3304_dev, 1310 &dev->i2c_adap[dev->def_i2c_bus]); 1311 if (!dvb->fe[0]) { 1312 result = -EINVAL; 1313 goto out_free; 1314 } 1315 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1316 &dev->i2c_adap[dev->def_i2c_bus], 1317 &kworld_a340_config)) { 1318 dvb_frontend_detach(dvb->fe[0]); 1319 result = -EINVAL; 1320 goto out_free; 1321 } 1322 break; 1323 case EM28174_BOARD_PCTV_290E: 1324 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1325 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1326 CXD2820R_GPIO_L; 1327 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1328 &em28xx_cxd2820r_config, 1329 &dev->i2c_adap[dev->def_i2c_bus], 1330 &dvb->lna_gpio); 1331 if (dvb->fe[0]) { 1332 /* FE 0 attach tuner */ 1333 if (!dvb_attach(tda18271_attach, 1334 dvb->fe[0], 1335 0x60, 1336 &dev->i2c_adap[dev->def_i2c_bus], 1337 &em28xx_cxd2820r_tda18271_config)) { 1338 1339 dvb_frontend_detach(dvb->fe[0]); 1340 result = -EINVAL; 1341 goto out_free; 1342 } 1343 1344 #ifdef CONFIG_GPIOLIB 1345 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1346 result = gpio_request_one(dvb->lna_gpio, 1347 GPIOF_OUT_INIT_LOW, NULL); 1348 if (result) 1349 dev_err(&dev->intf->dev, 1350 "gpio request failed %d\n", 1351 result); 1352 else 1353 gpio_free(dvb->lna_gpio); 1354 1355 result = 0; /* continue even set LNA fails */ 1356 #endif 1357 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1358 } 1359 1360 break; 1361 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1362 { 1363 struct xc5000_config cfg; 1364 1365 hauppauge_hvr930c_init(dev); 1366 1367 dvb->fe[0] = dvb_attach(drxk_attach, 1368 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1369 if (!dvb->fe[0]) { 1370 result = -EINVAL; 1371 goto out_free; 1372 } 1373 /* FIXME: do we need a pll semaphore? */ 1374 dvb->fe[0]->sec_priv = dvb; 1375 sema_init(&dvb->pll_mutex, 1); 1376 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1377 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1378 1379 /* Attach xc5000 */ 1380 memset(&cfg, 0, sizeof(cfg)); 1381 cfg.i2c_address = 0x61; 1382 cfg.if_khz = 4000; 1383 1384 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1385 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1386 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1387 &cfg)) { 1388 result = -EINVAL; 1389 goto out_free; 1390 } 1391 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1392 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1393 1394 break; 1395 } 1396 case EM2884_BOARD_TERRATEC_H5: 1397 terratec_h5_init(dev); 1398 1399 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1400 if (!dvb->fe[0]) { 1401 result = -EINVAL; 1402 goto out_free; 1403 } 1404 /* FIXME: do we need a pll semaphore? */ 1405 dvb->fe[0]->sec_priv = dvb; 1406 sema_init(&dvb->pll_mutex, 1); 1407 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1408 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1409 1410 /* Attach tda18271 to DVB-C frontend */ 1411 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1412 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1413 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1414 result = -EINVAL; 1415 goto out_free; 1416 } 1417 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1418 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1419 1420 break; 1421 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1422 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1423 &c3tech_duo_mb86a20s_config, 1424 &dev->i2c_adap[dev->def_i2c_bus]); 1425 if (dvb->fe[0] != NULL) 1426 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1427 &dev->i2c_adap[dev->def_i2c_bus], 1428 &c3tech_duo_tda18271_config); 1429 break; 1430 case EM28174_BOARD_PCTV_460E: { 1431 struct i2c_client *client; 1432 struct i2c_board_info board_info; 1433 struct tda10071_platform_data tda10071_pdata = {}; 1434 struct a8293_platform_data a8293_pdata = {}; 1435 1436 /* attach demod + tuner combo */ 1437 tda10071_pdata.clk = 40444000, /* 40.444 MHz */ 1438 tda10071_pdata.i2c_wr_max = 64, 1439 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL, 1440 tda10071_pdata.pll_multiplier = 20, 1441 tda10071_pdata.tuner_i2c_addr = 0x14, 1442 memset(&board_info, 0, sizeof(board_info)); 1443 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE); 1444 board_info.addr = 0x55; 1445 board_info.platform_data = &tda10071_pdata; 1446 request_module("tda10071"); 1447 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1448 if (client == NULL || client->dev.driver == NULL) { 1449 result = -ENODEV; 1450 goto out_free; 1451 } 1452 if (!try_module_get(client->dev.driver->owner)) { 1453 i2c_unregister_device(client); 1454 result = -ENODEV; 1455 goto out_free; 1456 } 1457 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client); 1458 dvb->i2c_client_demod = client; 1459 1460 /* attach SEC */ 1461 a8293_pdata.dvb_frontend = dvb->fe[0]; 1462 memset(&board_info, 0, sizeof(board_info)); 1463 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1464 board_info.addr = 0x08; 1465 board_info.platform_data = &a8293_pdata; 1466 request_module("a8293"); 1467 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1468 if (client == NULL || client->dev.driver == NULL) { 1469 module_put(dvb->i2c_client_demod->dev.driver->owner); 1470 i2c_unregister_device(dvb->i2c_client_demod); 1471 result = -ENODEV; 1472 goto out_free; 1473 } 1474 if (!try_module_get(client->dev.driver->owner)) { 1475 i2c_unregister_device(client); 1476 module_put(dvb->i2c_client_demod->dev.driver->owner); 1477 i2c_unregister_device(dvb->i2c_client_demod); 1478 result = -ENODEV; 1479 goto out_free; 1480 } 1481 dvb->i2c_client_sec = client; 1482 break; 1483 } 1484 case EM2874_BOARD_DELOCK_61959: 1485 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1486 /* attach demodulator */ 1487 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1488 &dev->i2c_adap[dev->def_i2c_bus]); 1489 1490 if (dvb->fe[0]) { 1491 /* disable I2C-gate */ 1492 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1493 1494 /* attach tuner */ 1495 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1496 &dev->i2c_adap[dev->def_i2c_bus], 1497 &em28xx_cxd2820r_tda18271_config)) { 1498 dvb_frontend_detach(dvb->fe[0]); 1499 result = -EINVAL; 1500 goto out_free; 1501 } 1502 } 1503 break; 1504 case EM2884_BOARD_PCTV_510E: 1505 case EM2884_BOARD_PCTV_520E: 1506 pctv_520e_init(dev); 1507 1508 /* attach demodulator */ 1509 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1510 &dev->i2c_adap[dev->def_i2c_bus]); 1511 1512 if (dvb->fe[0]) { 1513 /* attach tuner */ 1514 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1515 &dev->i2c_adap[dev->def_i2c_bus], 1516 &em28xx_cxd2820r_tda18271_config)) { 1517 dvb_frontend_detach(dvb->fe[0]); 1518 result = -EINVAL; 1519 goto out_free; 1520 } 1521 } 1522 break; 1523 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: 1524 case EM2884_BOARD_CINERGY_HTC_STICK: 1525 case EM2884_BOARD_TERRATEC_H6: 1526 terratec_htc_stick_init(dev); 1527 1528 /* attach demodulator */ 1529 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1530 &dev->i2c_adap[dev->def_i2c_bus]); 1531 if (!dvb->fe[0]) { 1532 result = -EINVAL; 1533 goto out_free; 1534 } 1535 1536 /* Attach the demodulator. */ 1537 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1538 &dev->i2c_adap[dev->def_i2c_bus], 1539 &em28xx_cxd2820r_tda18271_config)) { 1540 result = -EINVAL; 1541 goto out_free; 1542 } 1543 break; 1544 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1545 terratec_htc_usb_xs_init(dev); 1546 1547 /* attach demodulator */ 1548 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1549 &dev->i2c_adap[dev->def_i2c_bus]); 1550 if (!dvb->fe[0]) { 1551 result = -EINVAL; 1552 goto out_free; 1553 } 1554 1555 /* Attach the demodulator. */ 1556 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1557 &dev->i2c_adap[dev->def_i2c_bus], 1558 &em28xx_cxd2820r_tda18271_config)) { 1559 result = -EINVAL; 1560 goto out_free; 1561 } 1562 break; 1563 case EM2874_BOARD_KWORLD_UB435Q_V2: 1564 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1565 &em2874_lgdt3305_dev, 1566 &dev->i2c_adap[dev->def_i2c_bus]); 1567 if (!dvb->fe[0]) { 1568 result = -EINVAL; 1569 goto out_free; 1570 } 1571 1572 /* Attach the demodulator. */ 1573 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1574 &dev->i2c_adap[dev->def_i2c_bus], 1575 &kworld_ub435q_v2_config)) { 1576 result = -EINVAL; 1577 goto out_free; 1578 } 1579 break; 1580 case EM2874_BOARD_KWORLD_UB435Q_V3: 1581 { 1582 struct i2c_client *client; 1583 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; 1584 struct i2c_board_info board_info = { 1585 .type = "tda18212", 1586 .addr = 0x60, 1587 .platform_data = &kworld_ub435q_v3_config, 1588 }; 1589 1590 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1591 &em2874_lgdt3305_nogate_dev, 1592 &dev->i2c_adap[dev->def_i2c_bus]); 1593 if (!dvb->fe[0]) { 1594 result = -EINVAL; 1595 goto out_free; 1596 } 1597 1598 /* attach tuner */ 1599 kworld_ub435q_v3_config.fe = dvb->fe[0]; 1600 request_module("tda18212"); 1601 client = i2c_new_device(adapter, &board_info); 1602 if (client == NULL || client->dev.driver == NULL) { 1603 dvb_frontend_detach(dvb->fe[0]); 1604 result = -ENODEV; 1605 goto out_free; 1606 } 1607 1608 if (!try_module_get(client->dev.driver->owner)) { 1609 i2c_unregister_device(client); 1610 dvb_frontend_detach(dvb->fe[0]); 1611 result = -ENODEV; 1612 goto out_free; 1613 } 1614 1615 dvb->i2c_client_tuner = client; 1616 break; 1617 } 1618 case EM2874_BOARD_PCTV_HD_MINI_80E: 1619 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); 1620 if (dvb->fe[0] != NULL) { 1621 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1622 &dev->i2c_adap[dev->def_i2c_bus], 1623 &pinnacle_80e_dvb_config); 1624 if (!dvb->fe[0]) { 1625 result = -EINVAL; 1626 goto out_free; 1627 } 1628 } 1629 break; 1630 case EM28178_BOARD_PCTV_461E: { 1631 struct i2c_client *client; 1632 struct i2c_adapter *i2c_adapter; 1633 struct i2c_board_info board_info; 1634 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1635 struct ts2020_config ts2020_config = {}; 1636 struct a8293_platform_data a8293_pdata = {}; 1637 1638 /* attach demod */ 1639 m88ds3103_pdata.clk = 27000000; 1640 m88ds3103_pdata.i2c_wr_max = 33; 1641 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1642 m88ds3103_pdata.ts_clk = 16000; 1643 m88ds3103_pdata.ts_clk_pol = 1; 1644 m88ds3103_pdata.agc = 0x99; 1645 memset(&board_info, 0, sizeof(board_info)); 1646 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE); 1647 board_info.addr = 0x68; 1648 board_info.platform_data = &m88ds3103_pdata; 1649 request_module("m88ds3103"); 1650 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1651 if (client == NULL || client->dev.driver == NULL) { 1652 result = -ENODEV; 1653 goto out_free; 1654 } 1655 if (!try_module_get(client->dev.driver->owner)) { 1656 i2c_unregister_device(client); 1657 result = -ENODEV; 1658 goto out_free; 1659 } 1660 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client); 1661 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client); 1662 dvb->i2c_client_demod = client; 1663 1664 /* attach tuner */ 1665 ts2020_config.fe = dvb->fe[0]; 1666 memset(&board_info, 0, sizeof(board_info)); 1667 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE); 1668 board_info.addr = 0x60; 1669 board_info.platform_data = &ts2020_config; 1670 request_module("ts2020"); 1671 client = i2c_new_device(i2c_adapter, &board_info); 1672 if (client == NULL || client->dev.driver == NULL) { 1673 module_put(dvb->i2c_client_demod->dev.driver->owner); 1674 i2c_unregister_device(dvb->i2c_client_demod); 1675 result = -ENODEV; 1676 goto out_free; 1677 } 1678 if (!try_module_get(client->dev.driver->owner)) { 1679 i2c_unregister_device(client); 1680 module_put(dvb->i2c_client_demod->dev.driver->owner); 1681 i2c_unregister_device(dvb->i2c_client_demod); 1682 result = -ENODEV; 1683 goto out_free; 1684 } 1685 dvb->i2c_client_tuner = client; 1686 /* delegate signal strength measurement to tuner */ 1687 dvb->fe[0]->ops.read_signal_strength = 1688 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1689 1690 /* attach SEC */ 1691 a8293_pdata.dvb_frontend = dvb->fe[0]; 1692 memset(&board_info, 0, sizeof(board_info)); 1693 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1694 board_info.addr = 0x08; 1695 board_info.platform_data = &a8293_pdata; 1696 request_module("a8293"); 1697 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1698 if (client == NULL || client->dev.driver == NULL) { 1699 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1700 i2c_unregister_device(dvb->i2c_client_tuner); 1701 module_put(dvb->i2c_client_demod->dev.driver->owner); 1702 i2c_unregister_device(dvb->i2c_client_demod); 1703 result = -ENODEV; 1704 goto out_free; 1705 } 1706 if (!try_module_get(client->dev.driver->owner)) { 1707 i2c_unregister_device(client); 1708 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1709 i2c_unregister_device(dvb->i2c_client_tuner); 1710 module_put(dvb->i2c_client_demod->dev.driver->owner); 1711 i2c_unregister_device(dvb->i2c_client_demod); 1712 result = -ENODEV; 1713 goto out_free; 1714 } 1715 dvb->i2c_client_sec = client; 1716 break; 1717 } 1718 case EM28178_BOARD_PCTV_292E: 1719 { 1720 struct i2c_adapter *adapter; 1721 struct i2c_client *client; 1722 struct i2c_board_info info; 1723 struct si2168_config si2168_config; 1724 struct si2157_config si2157_config; 1725 1726 /* attach demod */ 1727 memset(&si2168_config, 0, sizeof(si2168_config)); 1728 si2168_config.i2c_adapter = &adapter; 1729 si2168_config.fe = &dvb->fe[0]; 1730 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1731 memset(&info, 0, sizeof(struct i2c_board_info)); 1732 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1733 info.addr = 0x64; 1734 info.platform_data = &si2168_config; 1735 request_module(info.type); 1736 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1737 if (client == NULL || client->dev.driver == NULL) { 1738 result = -ENODEV; 1739 goto out_free; 1740 } 1741 1742 if (!try_module_get(client->dev.driver->owner)) { 1743 i2c_unregister_device(client); 1744 result = -ENODEV; 1745 goto out_free; 1746 } 1747 1748 dvb->i2c_client_demod = client; 1749 1750 /* attach tuner */ 1751 memset(&si2157_config, 0, sizeof(si2157_config)); 1752 si2157_config.fe = dvb->fe[0]; 1753 si2157_config.if_port = 1; 1754 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1755 si2157_config.mdev = dev->media_dev; 1756 #endif 1757 memset(&info, 0, sizeof(struct i2c_board_info)); 1758 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1759 info.addr = 0x60; 1760 info.platform_data = &si2157_config; 1761 request_module(info.type); 1762 client = i2c_new_device(adapter, &info); 1763 if (client == NULL || client->dev.driver == NULL) { 1764 module_put(dvb->i2c_client_demod->dev.driver->owner); 1765 i2c_unregister_device(dvb->i2c_client_demod); 1766 result = -ENODEV; 1767 goto out_free; 1768 } 1769 1770 if (!try_module_get(client->dev.driver->owner)) { 1771 i2c_unregister_device(client); 1772 module_put(dvb->i2c_client_demod->dev.driver->owner); 1773 i2c_unregister_device(dvb->i2c_client_demod); 1774 result = -ENODEV; 1775 goto out_free; 1776 } 1777 1778 dvb->i2c_client_tuner = client; 1779 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1780 } 1781 break; 1782 case EM28178_BOARD_TERRATEC_T2_STICK_HD: 1783 { 1784 struct i2c_adapter *adapter; 1785 struct i2c_client *client; 1786 struct i2c_board_info info; 1787 struct si2168_config si2168_config; 1788 struct si2157_config si2157_config; 1789 1790 /* attach demod */ 1791 memset(&si2168_config, 0, sizeof(si2168_config)); 1792 si2168_config.i2c_adapter = &adapter; 1793 si2168_config.fe = &dvb->fe[0]; 1794 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1795 memset(&info, 0, sizeof(struct i2c_board_info)); 1796 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1797 info.addr = 0x64; 1798 info.platform_data = &si2168_config; 1799 request_module(info.type); 1800 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1801 if (client == NULL || client->dev.driver == NULL) { 1802 result = -ENODEV; 1803 goto out_free; 1804 } 1805 1806 if (!try_module_get(client->dev.driver->owner)) { 1807 i2c_unregister_device(client); 1808 result = -ENODEV; 1809 goto out_free; 1810 } 1811 1812 dvb->i2c_client_demod = client; 1813 1814 /* attach tuner */ 1815 memset(&si2157_config, 0, sizeof(si2157_config)); 1816 si2157_config.fe = dvb->fe[0]; 1817 si2157_config.if_port = 0; 1818 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1819 si2157_config.mdev = dev->media_dev; 1820 #endif 1821 memset(&info, 0, sizeof(struct i2c_board_info)); 1822 strlcpy(info.type, "si2146", I2C_NAME_SIZE); 1823 info.addr = 0x60; 1824 info.platform_data = &si2157_config; 1825 request_module("si2157"); 1826 client = i2c_new_device(adapter, &info); 1827 if (client == NULL || client->dev.driver == NULL) { 1828 module_put(dvb->i2c_client_demod->dev.driver->owner); 1829 i2c_unregister_device(dvb->i2c_client_demod); 1830 result = -ENODEV; 1831 goto out_free; 1832 } 1833 1834 if (!try_module_get(client->dev.driver->owner)) { 1835 i2c_unregister_device(client); 1836 module_put(dvb->i2c_client_demod->dev.driver->owner); 1837 i2c_unregister_device(dvb->i2c_client_demod); 1838 result = -ENODEV; 1839 goto out_free; 1840 } 1841 1842 dvb->i2c_client_tuner = client; 1843 } 1844 break; 1845 1846 case EM28178_BOARD_PLEX_PX_BCUD: 1847 { 1848 struct i2c_client *client; 1849 struct i2c_board_info info; 1850 struct tc90522_config tc90522_config; 1851 struct qm1d1c0042_config qm1d1c0042_config; 1852 1853 /* attach demod */ 1854 memset(&tc90522_config, 0, sizeof(tc90522_config)); 1855 memset(&info, 0, sizeof(struct i2c_board_info)); 1856 strlcpy(info.type, "tc90522sat", I2C_NAME_SIZE); 1857 info.addr = 0x15; 1858 info.platform_data = &tc90522_config; 1859 request_module("tc90522"); 1860 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1861 if (client == NULL || client->dev.driver == NULL) { 1862 result = -ENODEV; 1863 goto out_free; 1864 } 1865 dvb->i2c_client_demod = client; 1866 if (!try_module_get(client->dev.driver->owner)) { 1867 i2c_unregister_device(client); 1868 result = -ENODEV; 1869 goto out_free; 1870 } 1871 1872 /* attach tuner */ 1873 memset(&qm1d1c0042_config, 0, 1874 sizeof(qm1d1c0042_config)); 1875 qm1d1c0042_config.fe = tc90522_config.fe; 1876 qm1d1c0042_config.lpf = 1; 1877 memset(&info, 0, sizeof(struct i2c_board_info)); 1878 strlcpy(info.type, "qm1d1c0042", I2C_NAME_SIZE); 1879 info.addr = 0x61; 1880 info.platform_data = &qm1d1c0042_config; 1881 request_module(info.type); 1882 client = i2c_new_device(tc90522_config.tuner_i2c, 1883 &info); 1884 if (client == NULL || client->dev.driver == NULL) { 1885 module_put(dvb->i2c_client_demod->dev.driver->owner); 1886 i2c_unregister_device(dvb->i2c_client_demod); 1887 result = -ENODEV; 1888 goto out_free; 1889 } 1890 dvb->i2c_client_tuner = client; 1891 if (!try_module_get(client->dev.driver->owner)) { 1892 i2c_unregister_device(client); 1893 module_put(dvb->i2c_client_demod->dev.driver->owner); 1894 i2c_unregister_device(dvb->i2c_client_demod); 1895 result = -ENODEV; 1896 goto out_free; 1897 } 1898 dvb->fe[0] = tc90522_config.fe; 1899 px_bcud_init(dev); 1900 } 1901 break; 1902 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB: 1903 { 1904 struct i2c_adapter *adapter; 1905 struct i2c_client *client; 1906 struct i2c_board_info info; 1907 struct si2168_config si2168_config; 1908 struct si2157_config si2157_config; 1909 1910 /* attach demod */ 1911 memset(&si2168_config, 0, sizeof(si2168_config)); 1912 si2168_config.i2c_adapter = &adapter; 1913 si2168_config.fe = &dvb->fe[0]; 1914 si2168_config.ts_mode = SI2168_TS_SERIAL; 1915 memset(&info, 0, sizeof(struct i2c_board_info)); 1916 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1917 info.addr = 0x64; 1918 info.platform_data = &si2168_config; 1919 request_module(info.type); 1920 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1921 if (client == NULL || client->dev.driver == NULL) { 1922 result = -ENODEV; 1923 goto out_free; 1924 } 1925 1926 if (!try_module_get(client->dev.driver->owner)) { 1927 i2c_unregister_device(client); 1928 result = -ENODEV; 1929 goto out_free; 1930 } 1931 1932 dvb->i2c_client_demod = client; 1933 1934 /* attach tuner */ 1935 memset(&si2157_config, 0, sizeof(si2157_config)); 1936 si2157_config.fe = dvb->fe[0]; 1937 si2157_config.if_port = 1; 1938 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1939 si2157_config.mdev = dev->media_dev; 1940 #endif 1941 memset(&info, 0, sizeof(struct i2c_board_info)); 1942 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1943 info.addr = 0x60; 1944 info.platform_data = &si2157_config; 1945 request_module(info.type); 1946 client = i2c_new_device(adapter, &info); 1947 if (client == NULL || client->dev.driver == NULL) { 1948 module_put(dvb->i2c_client_demod->dev.driver->owner); 1949 i2c_unregister_device(dvb->i2c_client_demod); 1950 result = -ENODEV; 1951 goto out_free; 1952 } 1953 1954 if (!try_module_get(client->dev.driver->owner)) { 1955 i2c_unregister_device(client); 1956 module_put(dvb->i2c_client_demod->dev.driver->owner); 1957 i2c_unregister_device(dvb->i2c_client_demod); 1958 result = -ENODEV; 1959 goto out_free; 1960 } 1961 1962 dvb->i2c_client_tuner = client; 1963 1964 } 1965 break; 1966 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595: 1967 { 1968 struct i2c_adapter *adapter; 1969 struct i2c_client *client; 1970 struct i2c_board_info info = {}; 1971 struct lgdt3306a_config lgdt3306a_config; 1972 struct si2157_config si2157_config = {}; 1973 1974 /* attach demod */ 1975 lgdt3306a_config = hauppauge_01595_lgdt3306a_config; 1976 lgdt3306a_config.fe = &dvb->fe[0]; 1977 lgdt3306a_config.i2c_adapter = &adapter; 1978 strlcpy(info.type, "lgdt3306a", sizeof(info.type)); 1979 info.addr = 0x59; 1980 info.platform_data = &lgdt3306a_config; 1981 request_module(info.type); 1982 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], 1983 &info); 1984 if (client == NULL || client->dev.driver == NULL) { 1985 result = -ENODEV; 1986 goto out_free; 1987 } 1988 1989 if (!try_module_get(client->dev.driver->owner)) { 1990 i2c_unregister_device(client); 1991 result = -ENODEV; 1992 goto out_free; 1993 } 1994 1995 dvb->i2c_client_demod = client; 1996 1997 /* attach tuner */ 1998 si2157_config.fe = dvb->fe[0]; 1999 si2157_config.if_port = 1; 2000 si2157_config.inversion = 1; 2001 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 2002 si2157_config.mdev = dev->media_dev; 2003 #endif 2004 memset(&info, 0, sizeof(struct i2c_board_info)); 2005 strlcpy(info.type, "si2157", sizeof(info.type)); 2006 info.addr = 0x60; 2007 info.platform_data = &si2157_config; 2008 request_module(info.type); 2009 2010 client = i2c_new_device(adapter, &info); 2011 if (client == NULL || client->dev.driver == NULL) { 2012 module_put(dvb->i2c_client_demod->dev.driver->owner); 2013 i2c_unregister_device(dvb->i2c_client_demod); 2014 result = -ENODEV; 2015 goto out_free; 2016 } 2017 if (!try_module_get(client->dev.driver->owner)) { 2018 i2c_unregister_device(client); 2019 module_put(dvb->i2c_client_demod->dev.driver->owner); 2020 i2c_unregister_device(dvb->i2c_client_demod); 2021 result = -ENODEV; 2022 goto out_free; 2023 } 2024 2025 dvb->i2c_client_tuner = client; 2026 } 2027 break; 2028 default: 2029 dev_err(&dev->intf->dev, 2030 "The frontend of your DVB/ATSC card isn't supported yet\n"); 2031 break; 2032 } 2033 if (NULL == dvb->fe[0]) { 2034 dev_err(&dev->intf->dev, "frontend initialization failed\n"); 2035 result = -EINVAL; 2036 goto out_free; 2037 } 2038 /* define general-purpose callback pointer */ 2039 dvb->fe[0]->callback = em28xx_tuner_callback; 2040 if (dvb->fe[1]) 2041 dvb->fe[1]->callback = em28xx_tuner_callback; 2042 2043 /* register everything */ 2044 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev); 2045 2046 if (result < 0) 2047 goto out_free; 2048 2049 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n"); 2050 2051 kref_get(&dev->ref); 2052 2053 ret: 2054 em28xx_set_mode(dev, EM28XX_SUSPEND); 2055 mutex_unlock(&dev->lock); 2056 return result; 2057 2058 out_free: 2059 kfree(dvb); 2060 dev->dvb = NULL; 2061 goto ret; 2062 } 2063 2064 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 2065 { 2066 ops->set_voltage = NULL; 2067 ops->sleep = NULL; 2068 ops->tuner_ops.sleep = NULL; 2069 } 2070 2071 static int em28xx_dvb_fini(struct em28xx *dev) 2072 { 2073 struct em28xx_dvb *dvb; 2074 struct i2c_client *client; 2075 2076 if (dev->is_audio_only) { 2077 /* Shouldn't initialize IR for this interface */ 2078 return 0; 2079 } 2080 2081 if (!dev->board.has_dvb) { 2082 /* This device does not support the extension */ 2083 return 0; 2084 } 2085 2086 if (!dev->dvb) 2087 return 0; 2088 2089 dev_info(&dev->intf->dev, "Closing DVB extension\n"); 2090 2091 dvb = dev->dvb; 2092 2093 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2094 2095 if (dev->disconnected) { 2096 /* We cannot tell the device to sleep 2097 * once it has been unplugged. */ 2098 if (dvb->fe[0]) { 2099 prevent_sleep(&dvb->fe[0]->ops); 2100 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; 2101 } 2102 if (dvb->fe[1]) { 2103 prevent_sleep(&dvb->fe[1]->ops); 2104 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; 2105 } 2106 } 2107 2108 /* remove I2C SEC */ 2109 client = dvb->i2c_client_sec; 2110 if (client) { 2111 module_put(client->dev.driver->owner); 2112 i2c_unregister_device(client); 2113 } 2114 2115 /* remove I2C tuner */ 2116 client = dvb->i2c_client_tuner; 2117 if (client) { 2118 module_put(client->dev.driver->owner); 2119 i2c_unregister_device(client); 2120 } 2121 2122 /* remove I2C demod */ 2123 client = dvb->i2c_client_demod; 2124 if (client) { 2125 module_put(client->dev.driver->owner); 2126 i2c_unregister_device(client); 2127 } 2128 2129 em28xx_unregister_dvb(dvb); 2130 kfree(dvb); 2131 dev->dvb = NULL; 2132 kref_put(&dev->ref, em28xx_free_device); 2133 2134 return 0; 2135 } 2136 2137 static int em28xx_dvb_suspend(struct em28xx *dev) 2138 { 2139 int ret = 0; 2140 2141 if (dev->is_audio_only) 2142 return 0; 2143 2144 if (!dev->board.has_dvb) 2145 return 0; 2146 2147 dev_info(&dev->intf->dev, "Suspending DVB extension\n"); 2148 if (dev->dvb) { 2149 struct em28xx_dvb *dvb = dev->dvb; 2150 2151 if (dvb->fe[0]) { 2152 ret = dvb_frontend_suspend(dvb->fe[0]); 2153 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret); 2154 } 2155 if (dvb->fe[1]) { 2156 dvb_frontend_suspend(dvb->fe[1]); 2157 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret); 2158 } 2159 } 2160 2161 return 0; 2162 } 2163 2164 static int em28xx_dvb_resume(struct em28xx *dev) 2165 { 2166 int ret = 0; 2167 2168 if (dev->is_audio_only) 2169 return 0; 2170 2171 if (!dev->board.has_dvb) 2172 return 0; 2173 2174 dev_info(&dev->intf->dev, "Resuming DVB extension\n"); 2175 if (dev->dvb) { 2176 struct em28xx_dvb *dvb = dev->dvb; 2177 2178 if (dvb->fe[0]) { 2179 ret = dvb_frontend_resume(dvb->fe[0]); 2180 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret); 2181 } 2182 2183 if (dvb->fe[1]) { 2184 ret = dvb_frontend_resume(dvb->fe[1]); 2185 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret); 2186 } 2187 } 2188 2189 return 0; 2190 } 2191 2192 static struct em28xx_ops dvb_ops = { 2193 .id = EM28XX_DVB, 2194 .name = "Em28xx dvb Extension", 2195 .init = em28xx_dvb_init, 2196 .fini = em28xx_dvb_fini, 2197 .suspend = em28xx_dvb_suspend, 2198 .resume = em28xx_dvb_resume, 2199 }; 2200 2201 static int __init em28xx_dvb_register(void) 2202 { 2203 return em28xx_register_extension(&dvb_ops); 2204 } 2205 2206 static void __exit em28xx_dvb_unregister(void) 2207 { 2208 em28xx_unregister_extension(&dvb_ops); 2209 } 2210 2211 module_init(em28xx_dvb_register); 2212 module_exit(em28xx_dvb_unregister); 2213