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 <linux/kernel.h> 25 #include <linux/slab.h> 26 #include <linux/usb.h> 27 28 #include "em28xx.h" 29 #include <media/v4l2-common.h> 30 #include <dvb_demux.h> 31 #include <dvb_net.h> 32 #include <dmxdev.h> 33 #include <media/tuner.h> 34 #include "tuner-simple.h" 35 #include <linux/gpio.h> 36 37 #include "lgdt330x.h" 38 #include "lgdt3305.h" 39 #include "zl10353.h" 40 #include "s5h1409.h" 41 #include "mt2060.h" 42 #include "mt352.h" 43 #include "mt352_priv.h" /* FIXME */ 44 #include "tda1002x.h" 45 #include "drx39xyj/drx39xxj.h" 46 #include "tda18271.h" 47 #include "s921.h" 48 #include "drxd.h" 49 #include "cxd2820r.h" 50 #include "tda18271c2dd.h" 51 #include "drxk.h" 52 #include "tda10071.h" 53 #include "tda18212.h" 54 #include "a8293.h" 55 #include "qt1010.h" 56 #include "mb86a20s.h" 57 #include "m88ds3103.h" 58 #include "ts2020.h" 59 #include "si2168.h" 60 #include "si2157.h" 61 #include "tc90522.h" 62 #include "qm1d1c0042.h" 63 64 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); 65 MODULE_LICENSE("GPL"); 66 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 67 MODULE_VERSION(EM28XX_VERSION); 68 69 static unsigned int debug; 70 module_param(debug, int, 0644); 71 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 72 73 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 74 75 #define dprintk(level, fmt, arg...) do { \ 76 if (debug >= level) \ 77 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \ 78 } while (0) 79 80 struct em28xx_dvb { 81 struct dvb_frontend *fe[2]; 82 83 /* feed count management */ 84 struct mutex lock; 85 int nfeeds; 86 87 /* general boilerplate stuff */ 88 struct dvb_adapter adapter; 89 struct dvb_demux demux; 90 struct dmxdev dmxdev; 91 struct dmx_frontend fe_hw; 92 struct dmx_frontend fe_mem; 93 struct dvb_net net; 94 95 /* Due to DRX-K - probably need changes */ 96 int (*gate_ctrl)(struct dvb_frontend *, int); 97 struct semaphore pll_mutex; 98 bool dont_attach_fe1; 99 int lna_gpio; 100 struct i2c_client *i2c_client_demod; 101 struct i2c_client *i2c_client_tuner; 102 struct i2c_client *i2c_client_sec; 103 }; 104 105 static inline void print_err_status(struct em28xx *dev, 106 int packet, int status) 107 { 108 char *errmsg = "Unknown"; 109 110 switch (status) { 111 case -ENOENT: 112 errmsg = "unlinked synchronuously"; 113 break; 114 case -ECONNRESET: 115 errmsg = "unlinked asynchronuously"; 116 break; 117 case -ENOSR: 118 errmsg = "Buffer error (overrun)"; 119 break; 120 case -EPIPE: 121 errmsg = "Stalled (device not responding)"; 122 break; 123 case -EOVERFLOW: 124 errmsg = "Babble (bad cable?)"; 125 break; 126 case -EPROTO: 127 errmsg = "Bit-stuff error (bad cable?)"; 128 break; 129 case -EILSEQ: 130 errmsg = "CRC/Timeout (could be anything)"; 131 break; 132 case -ETIME: 133 errmsg = "Device does not respond"; 134 break; 135 } 136 if (packet < 0) { 137 dprintk(1, "URB status %d [%s].\n", status, errmsg); 138 } else { 139 dprintk(1, "URB packet %d, status %d [%s].\n", 140 packet, status, errmsg); 141 } 142 } 143 144 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) 145 { 146 int xfer_bulk, num_packets, i; 147 148 if (!dev) 149 return 0; 150 151 if (dev->disconnected) 152 return 0; 153 154 if (urb->status < 0) 155 print_err_status(dev, -1, urb->status); 156 157 xfer_bulk = usb_pipebulk(urb->pipe); 158 159 if (xfer_bulk) /* bulk */ 160 num_packets = 1; 161 else /* isoc */ 162 num_packets = urb->number_of_packets; 163 164 for (i = 0; i < num_packets; i++) { 165 if (xfer_bulk) { 166 if (urb->status < 0) { 167 print_err_status(dev, i, urb->status); 168 if (urb->status != -EPROTO) 169 continue; 170 } 171 if (!urb->actual_length) 172 continue; 173 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, 174 urb->actual_length); 175 } else { 176 if (urb->iso_frame_desc[i].status < 0) { 177 print_err_status(dev, i, 178 urb->iso_frame_desc[i].status); 179 if (urb->iso_frame_desc[i].status != -EPROTO) 180 continue; 181 } 182 if (!urb->iso_frame_desc[i].actual_length) 183 continue; 184 dvb_dmx_swfilter(&dev->dvb->demux, 185 urb->transfer_buffer + 186 urb->iso_frame_desc[i].offset, 187 urb->iso_frame_desc[i].actual_length); 188 } 189 } 190 191 return 0; 192 } 193 194 static int em28xx_start_streaming(struct em28xx_dvb *dvb) 195 { 196 int rc; 197 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 198 struct em28xx *dev = i2c_bus->dev; 199 int dvb_max_packet_size, packet_multiplier, dvb_alt; 200 201 if (dev->dvb_xfer_bulk) { 202 if (!dev->dvb_ep_bulk) 203 return -ENODEV; 204 dvb_max_packet_size = 512; /* USB 2.0 spec */ 205 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; 206 dvb_alt = 0; 207 } else { /* isoc */ 208 if (!dev->dvb_ep_isoc) 209 return -ENODEV; 210 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; 211 if (dvb_max_packet_size < 0) 212 return dvb_max_packet_size; 213 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; 214 dvb_alt = dev->dvb_alt_isoc; 215 } 216 217 usb_set_interface(dev->udev, dev->ifnum, dvb_alt); 218 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 219 if (rc < 0) 220 return rc; 221 222 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 223 EM28XX_DVB_NUM_BUFS, 224 packet_multiplier, 225 dvb_max_packet_size, dvb_alt); 226 227 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 228 dev->dvb_xfer_bulk, 229 EM28XX_DVB_NUM_BUFS, 230 dvb_max_packet_size, 231 packet_multiplier, 232 em28xx_dvb_urb_data_copy); 233 } 234 235 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 236 { 237 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 238 struct em28xx *dev = i2c_bus->dev; 239 240 em28xx_stop_urbs(dev); 241 242 return 0; 243 } 244 245 static int em28xx_start_feed(struct dvb_demux_feed *feed) 246 { 247 struct dvb_demux *demux = feed->demux; 248 struct em28xx_dvb *dvb = demux->priv; 249 int rc, ret; 250 251 if (!demux->dmx.frontend) 252 return -EINVAL; 253 254 mutex_lock(&dvb->lock); 255 dvb->nfeeds++; 256 rc = dvb->nfeeds; 257 258 if (dvb->nfeeds == 1) { 259 ret = em28xx_start_streaming(dvb); 260 if (ret < 0) 261 rc = ret; 262 } 263 264 mutex_unlock(&dvb->lock); 265 return rc; 266 } 267 268 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 269 { 270 struct dvb_demux *demux = feed->demux; 271 struct em28xx_dvb *dvb = demux->priv; 272 int err = 0; 273 274 mutex_lock(&dvb->lock); 275 dvb->nfeeds--; 276 277 if (0 == dvb->nfeeds) 278 err = em28xx_stop_streaming(dvb); 279 280 mutex_unlock(&dvb->lock); 281 return err; 282 } 283 284 285 /* ------------------------------------------------------------------ */ 286 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 287 { 288 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 289 struct em28xx *dev = i2c_bus->dev; 290 291 if (acquire) 292 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 293 else 294 return em28xx_set_mode(dev, EM28XX_SUSPEND); 295 } 296 297 /* ------------------------------------------------------------------ */ 298 299 static struct lgdt330x_config em2880_lgdt3303_dev = { 300 .demod_address = 0x0e, 301 .demod_chip = LGDT3303, 302 }; 303 304 static struct lgdt3305_config em2870_lgdt3304_dev = { 305 .i2c_addr = 0x0e, 306 .demod_chip = LGDT3304, 307 .spectral_inversion = 1, 308 .deny_i2c_rptr = 1, 309 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 310 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 311 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 312 .vsb_if_khz = 3250, 313 .qam_if_khz = 4000, 314 }; 315 316 static struct lgdt3305_config em2874_lgdt3305_dev = { 317 .i2c_addr = 0x0e, 318 .demod_chip = LGDT3305, 319 .spectral_inversion = 1, 320 .deny_i2c_rptr = 0, 321 .mpeg_mode = LGDT3305_MPEG_SERIAL, 322 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 323 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 324 .vsb_if_khz = 3250, 325 .qam_if_khz = 4000, 326 }; 327 328 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 329 .i2c_addr = 0x0e, 330 .demod_chip = LGDT3305, 331 .spectral_inversion = 1, 332 .deny_i2c_rptr = 1, 333 .mpeg_mode = LGDT3305_MPEG_SERIAL, 334 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 335 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 336 .vsb_if_khz = 3600, 337 .qam_if_khz = 3600, 338 }; 339 340 static struct s921_config sharp_isdbt = { 341 .demod_address = 0x30 >> 1 342 }; 343 344 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 345 .demod_address = (0x1e >> 1), 346 .no_tuner = 1, 347 .parallel_ts = 1, 348 .if2 = 45600, 349 }; 350 351 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 352 .demod_address = 0x32 >> 1, 353 .output_mode = S5H1409_PARALLEL_OUTPUT, 354 .gpio = S5H1409_GPIO_OFF, 355 .inversion = S5H1409_INVERSION_OFF, 356 .status_mode = S5H1409_DEMODLOCKING, 357 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 358 }; 359 360 static struct tda18271_std_map kworld_a340_std_map = { 361 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 362 .if_lvl = 1, .rfagc_top = 0x37, }, 363 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 364 .if_lvl = 1, .rfagc_top = 0x37, }, 365 }; 366 367 static struct tda18271_config kworld_a340_config = { 368 .std_map = &kworld_a340_std_map, 369 }; 370 371 static struct tda18271_config kworld_ub435q_v2_config = { 372 .std_map = &kworld_a340_std_map, 373 .gate = TDA18271_GATE_DIGITAL, 374 }; 375 376 static struct tda18212_config kworld_ub435q_v3_config = { 377 .if_atsc_vsb = 3600, 378 .if_atsc_qam = 3600, 379 }; 380 381 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 382 .demod_address = (0x1e >> 1), 383 .no_tuner = 1, 384 .disable_i2c_gate_ctrl = 1, 385 .parallel_ts = 1, 386 .if2 = 45600, 387 }; 388 389 static struct drxd_config em28xx_drxd = { 390 .demod_address = 0x70, 391 .demod_revision = 0xa2, 392 .pll_type = DRXD_PLL_NONE, 393 .clock = 12000, 394 .insert_rs_byte = 1, 395 .IF = 42800000, 396 .disable_i2c_gate_ctrl = 1, 397 }; 398 399 static struct drxk_config terratec_h5_drxk = { 400 .adr = 0x29, 401 .single_master = 1, 402 .no_i2c_bridge = 1, 403 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 404 .qam_demod_parameter_count = 2, 405 }; 406 407 static struct drxk_config hauppauge_930c_drxk = { 408 .adr = 0x29, 409 .single_master = 1, 410 .no_i2c_bridge = 1, 411 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 412 .chunk_size = 56, 413 .qam_demod_parameter_count = 2, 414 }; 415 416 static struct drxk_config terratec_htc_stick_drxk = { 417 .adr = 0x29, 418 .single_master = 1, 419 .no_i2c_bridge = 1, 420 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 421 .chunk_size = 54, 422 .qam_demod_parameter_count = 2, 423 /* Required for the antenna_gpio to disable LNA. */ 424 .antenna_dvbt = true, 425 /* The windows driver uses the same. This will disable LNA. */ 426 .antenna_gpio = 0x6, 427 }; 428 429 static struct drxk_config maxmedia_ub425_tc_drxk = { 430 .adr = 0x29, 431 .single_master = 1, 432 .no_i2c_bridge = 1, 433 .microcode_name = "dvb-demod-drxk-01.fw", 434 .chunk_size = 62, 435 .qam_demod_parameter_count = 2, 436 }; 437 438 static struct drxk_config pctv_520e_drxk = { 439 .adr = 0x29, 440 .single_master = 1, 441 .microcode_name = "dvb-demod-drxk-pctv.fw", 442 .qam_demod_parameter_count = 2, 443 .chunk_size = 58, 444 .antenna_dvbt = true, /* disable LNA */ 445 .antenna_gpio = (1 << 2), /* disable LNA */ 446 }; 447 448 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 449 { 450 struct em28xx_dvb *dvb = fe->sec_priv; 451 int status; 452 453 if (!dvb) 454 return -EINVAL; 455 456 if (enable) { 457 down(&dvb->pll_mutex); 458 status = dvb->gate_ctrl(fe, 1); 459 } else { 460 status = dvb->gate_ctrl(fe, 0); 461 up(&dvb->pll_mutex); 462 } 463 return status; 464 } 465 466 static void hauppauge_hvr930c_init(struct em28xx *dev) 467 { 468 int i; 469 470 struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 471 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 472 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 473 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 474 { -1, -1, -1, -1}, 475 }; 476 struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 478 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 479 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 481 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 483 484 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 486 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 487 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 488 489 { -1, -1, -1, -1}, 490 }; 491 492 struct { 493 unsigned char r[4]; 494 int len; 495 } regs[] = { 496 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 497 {{ 0x01, 0x02 }, 2}, 498 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 499 {{ 0x01, 0x00 }, 2}, 500 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 501 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 502 {{ 0x01, 0x00 }, 2}, 503 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 504 {{ 0x04, 0x00 }, 2}, 505 {{ 0x00, 0x04 }, 2}, 506 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 507 {{ 0x04, 0x14 }, 2}, 508 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 509 }; 510 511 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 512 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 513 msleep(10); 514 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 515 msleep(10); 516 517 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 518 519 for (i = 0; i < ARRAY_SIZE(regs); i++) 520 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 521 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 522 523 msleep(100); 524 525 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 526 msleep(30); 527 528 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 529 msleep(10); 530 531 } 532 533 static void terratec_h5_init(struct em28xx *dev) 534 { 535 int i; 536 struct em28xx_reg_seq terratec_h5_init[] = { 537 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 538 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 539 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 540 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 541 { -1, -1, -1, -1}, 542 }; 543 struct em28xx_reg_seq terratec_h5_end[] = { 544 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 545 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 546 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 547 { -1, -1, -1, -1}, 548 }; 549 struct { 550 unsigned char r[4]; 551 int len; 552 } regs[] = { 553 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 554 {{ 0x01, 0x02 }, 2}, 555 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 556 {{ 0x01, 0x00 }, 2}, 557 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 558 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 559 {{ 0x01, 0x00 }, 2}, 560 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 561 {{ 0x04, 0x00 }, 2}, 562 {{ 0x00, 0x04 }, 2}, 563 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 564 {{ 0x04, 0x14 }, 2}, 565 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 566 }; 567 568 em28xx_gpio_set(dev, terratec_h5_init); 569 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 570 msleep(10); 571 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 572 msleep(10); 573 574 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 575 576 for (i = 0; i < ARRAY_SIZE(regs); i++) 577 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 578 em28xx_gpio_set(dev, terratec_h5_end); 579 }; 580 581 static void terratec_htc_stick_init(struct em28xx *dev) 582 { 583 int i; 584 585 /* 586 * GPIO configuration: 587 * 0xff: unknown (does not affect DVB-T). 588 * 0xf6: DRX-K (demodulator). 589 * 0xe6: unknown (does not affect DVB-T). 590 * 0xb6: unknown (does not affect DVB-T). 591 */ 592 struct em28xx_reg_seq terratec_htc_stick_init[] = { 593 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 594 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 595 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 596 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 597 { -1, -1, -1, -1}, 598 }; 599 struct em28xx_reg_seq terratec_htc_stick_end[] = { 600 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 601 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 602 { -1, -1, -1, -1}, 603 }; 604 605 /* 606 * Init the analog decoder (not yet supported), but 607 * it's probably still a good idea. 608 */ 609 struct { 610 unsigned char r[4]; 611 int len; 612 } regs[] = { 613 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 614 {{ 0x01, 0x02 }, 2}, 615 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 616 {{ 0x01, 0x00 }, 2}, 617 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 618 }; 619 620 em28xx_gpio_set(dev, terratec_htc_stick_init); 621 622 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 623 msleep(10); 624 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 625 msleep(10); 626 627 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 628 629 for (i = 0; i < ARRAY_SIZE(regs); i++) 630 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 631 632 em28xx_gpio_set(dev, terratec_htc_stick_end); 633 }; 634 635 static void terratec_htc_usb_xs_init(struct em28xx *dev) 636 { 637 int i; 638 639 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 640 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 641 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 642 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 643 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 644 { -1, -1, -1, -1}, 645 }; 646 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 647 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 648 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 649 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 650 { -1, -1, -1, -1}, 651 }; 652 653 /* 654 * Init the analog decoder (not yet supported), but 655 * it's probably still a good idea. 656 */ 657 struct { 658 unsigned char r[4]; 659 int len; 660 } regs[] = { 661 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 662 {{ 0x01, 0x02 }, 2}, 663 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 664 {{ 0x01, 0x00 }, 2}, 665 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 666 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 667 {{ 0x01, 0x00 }, 2}, 668 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 669 {{ 0x04, 0x00 }, 2}, 670 {{ 0x00, 0x04 }, 2}, 671 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 672 {{ 0x04, 0x14 }, 2}, 673 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 674 }; 675 676 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 677 678 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 679 680 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 681 msleep(10); 682 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 683 msleep(10); 684 685 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 686 687 for (i = 0; i < ARRAY_SIZE(regs); i++) 688 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 689 690 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 691 }; 692 693 static void pctv_520e_init(struct em28xx *dev) 694 { 695 /* 696 * Init AVF4910B analog decoder. Looks like I2C traffic to 697 * digital demodulator and tuner are routed via AVF4910B. 698 */ 699 int i; 700 struct { 701 unsigned char r[4]; 702 int len; 703 } regs[] = { 704 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 705 {{ 0x01, 0x02 }, 2}, 706 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 707 {{ 0x01, 0x00 }, 2}, 708 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 709 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 710 {{ 0x01, 0x00 }, 2}, 711 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 712 }; 713 714 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 715 716 for (i = 0; i < ARRAY_SIZE(regs); i++) 717 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 718 }; 719 720 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 721 { 722 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 723 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 724 struct em28xx *dev = i2c_bus->dev; 725 #ifdef CONFIG_GPIOLIB 726 struct em28xx_dvb *dvb = dev->dvb; 727 int ret; 728 unsigned long flags; 729 730 if (c->lna == 1) 731 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 732 else 733 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 734 735 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 736 if (ret) 737 em28xx_errdev("gpio request failed %d\n", ret); 738 else 739 gpio_free(dvb->lna_gpio); 740 741 return ret; 742 #else 743 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n", 744 KBUILD_MODNAME, c->lna); 745 return 0; 746 #endif 747 } 748 749 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 750 { 751 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 752 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 753 struct em28xx *dev = i2c_bus->dev; 754 u8 lna; 755 756 if (c->lna == 1) 757 lna = 0x01; 758 else 759 lna = 0x00; 760 761 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 762 } 763 764 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 765 { 766 /* Values extracted from a USB trace of the Terratec Windows driver */ 767 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 768 static u8 reset[] = { RESET, 0x80 }; 769 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 770 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 771 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 772 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 773 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 774 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 775 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 776 static u8 tuner_go[] = { TUNER_GO, 0x01}; 777 778 mt352_write(fe, clock_config, sizeof(clock_config)); 779 udelay(200); 780 mt352_write(fe, reset, sizeof(reset)); 781 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 782 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 783 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 784 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 785 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 786 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 787 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 788 mt352_write(fe, tuner_go, sizeof(tuner_go)); 789 return 0; 790 } 791 792 static void px_bcud_init(struct em28xx *dev) 793 { 794 int i; 795 struct { 796 unsigned char r[4]; 797 int len; 798 } regs1[] = { 799 {{ 0x0e, 0x77 }, 2}, 800 {{ 0x0f, 0x77 }, 2}, 801 {{ 0x03, 0x90 }, 2}, 802 }, regs2[] = { 803 {{ 0x07, 0x01 }, 2}, 804 {{ 0x08, 0x10 }, 2}, 805 {{ 0x13, 0x00 }, 2}, 806 {{ 0x17, 0x00 }, 2}, 807 {{ 0x03, 0x01 }, 2}, 808 {{ 0x10, 0xb1 }, 2}, 809 {{ 0x11, 0x40 }, 2}, 810 {{ 0x85, 0x7a }, 2}, 811 {{ 0x87, 0x04 }, 2}, 812 }; 813 static struct em28xx_reg_seq gpio[] = { 814 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300}, 815 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60}, 816 {EM28XX_R15_RGAIN, 0x20, 0xff, 0}, 817 {EM28XX_R16_GGAIN, 0x20, 0xff, 0}, 818 {EM28XX_R17_BGAIN, 0x20, 0xff, 0}, 819 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0}, 820 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0}, 821 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0}, 822 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0}, 823 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0}, 824 {EM28XX_R26_COMPR, 0x00, 0xff, 0}, 825 {0x13, 0x08, 0xff, 0}, 826 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0}, 827 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0}, 828 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0}, 829 {EM28XX_R10_VINMODE, 0x00, 0xff, 0}, 830 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0}, 831 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0}, 832 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0}, 833 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0}, 834 }; 835 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46); 836 /* sleeping ISDB-T */ 837 dev->dvb->i2c_client_demod->addr = 0x14; 838 for (i = 0; i < ARRAY_SIZE(regs1); i++) 839 i2c_master_send(dev->dvb->i2c_client_demod, regs1[i].r, 840 regs1[i].len); 841 /* sleeping ISDB-S */ 842 dev->dvb->i2c_client_demod->addr = 0x15; 843 for (i = 0; i < ARRAY_SIZE(regs2); i++) 844 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r, 845 regs2[i].len); 846 for (i = 0; i < ARRAY_SIZE(gpio); i++) { 847 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val, 848 gpio[i].mask); 849 if (gpio[i].sleep > 0) 850 msleep(gpio[i].sleep); 851 } 852 }; 853 854 static struct mt352_config terratec_xs_mt352_cfg = { 855 .demod_address = (0x1e >> 1), 856 .no_tuner = 1, 857 .if2 = 45600, 858 .demod_init = em28xx_mt352_terratec_xs_init, 859 }; 860 861 static struct tda10023_config em28xx_tda10023_config = { 862 .demod_address = 0x0c, 863 .invert = 1, 864 }; 865 866 static struct cxd2820r_config em28xx_cxd2820r_config = { 867 .i2c_address = (0xd8 >> 1), 868 .ts_mode = CXD2820R_TS_SERIAL, 869 }; 870 871 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 872 .output_opt = TDA18271_OUTPUT_LT_OFF, 873 .gate = TDA18271_GATE_DIGITAL, 874 }; 875 876 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 877 .demod_address = (0x1e >> 1), 878 .disable_i2c_gate_ctrl = 1, 879 .no_tuner = 1, 880 .parallel_ts = 1, 881 }; 882 883 static struct mt2060_config em28xx_mt2060_config = { 884 .i2c_address = 0x60, 885 }; 886 887 static struct qt1010_config em28xx_qt1010_config = { 888 .i2c_address = 0x62 889 }; 890 891 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 892 .demod_address = 0x10, 893 .is_serial = true, 894 }; 895 896 static struct tda18271_std_map mb86a20s_tda18271_config = { 897 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 898 .if_lvl = 1, .rfagc_top = 0x37, }, 899 }; 900 901 static struct tda18271_config c3tech_duo_tda18271_config = { 902 .std_map = &mb86a20s_tda18271_config, 903 .gate = TDA18271_GATE_DIGITAL, 904 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 905 }; 906 907 static const struct m88ds3103_config pctv_461e_m88ds3103_config = { 908 .i2c_addr = 0x68, 909 .clock = 27000000, 910 .i2c_wr_max = 33, 911 .clock_out = 0, 912 .ts_mode = M88DS3103_TS_PARALLEL, 913 .ts_clk = 16000, 914 .ts_clk_pol = 1, 915 .agc = 0x99, 916 }; 917 918 static struct tda18271_std_map drx_j_std_map = { 919 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 920 .rfagc_top = 0x37, }, 921 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 922 .rfagc_top = 0x37, }, 923 }; 924 925 static struct tda18271_config pinnacle_80e_dvb_config = { 926 .std_map = &drx_j_std_map, 927 .gate = TDA18271_GATE_DIGITAL, 928 .role = TDA18271_MASTER, 929 }; 930 931 /* ------------------------------------------------------------------ */ 932 933 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 934 { 935 struct dvb_frontend *fe; 936 struct xc2028_config cfg; 937 struct xc2028_ctrl ctl; 938 939 memset(&cfg, 0, sizeof(cfg)); 940 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 941 cfg.i2c_addr = addr; 942 943 memset(&ctl, 0, sizeof(ctl)); 944 em28xx_setup_xc3028(dev, &ctl); 945 cfg.ctrl = &ctl; 946 947 if (!dev->dvb->fe[0]) { 948 em28xx_errdev("/2: dvb frontend not attached. " 949 "Can't attach xc3028\n"); 950 return -EINVAL; 951 } 952 953 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 954 if (!fe) { 955 em28xx_errdev("/2: xc3028 attach failed\n"); 956 dvb_frontend_detach(dev->dvb->fe[0]); 957 dev->dvb->fe[0] = NULL; 958 return -EINVAL; 959 } 960 961 em28xx_info("%s/2: xc3028 attached\n", dev->name); 962 963 return 0; 964 } 965 966 /* ------------------------------------------------------------------ */ 967 968 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 969 struct em28xx *dev, struct device *device) 970 { 971 int result; 972 bool create_rf_connector = false; 973 974 mutex_init(&dvb->lock); 975 976 /* register adapter */ 977 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, 978 adapter_nr); 979 if (result < 0) { 980 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n", 981 dev->name, result); 982 goto fail_adapter; 983 } 984 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 985 dvb->adapter.mdev = dev->media_dev; 986 #endif 987 988 /* Ensure all frontends negotiate bus access */ 989 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 990 if (dvb->fe[1]) 991 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 992 993 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 994 995 /* register frontend */ 996 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 997 if (result < 0) { 998 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n", 999 dev->name, result); 1000 goto fail_frontend0; 1001 } 1002 1003 /* register 2nd frontend */ 1004 if (dvb->fe[1]) { 1005 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 1006 if (result < 0) { 1007 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n", 1008 dev->name, result); 1009 goto fail_frontend1; 1010 } 1011 } 1012 1013 /* register demux stuff */ 1014 dvb->demux.dmx.capabilities = 1015 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 1016 DMX_MEMORY_BASED_FILTERING; 1017 dvb->demux.priv = dvb; 1018 dvb->demux.filternum = 256; 1019 dvb->demux.feednum = 256; 1020 dvb->demux.start_feed = em28xx_start_feed; 1021 dvb->demux.stop_feed = em28xx_stop_feed; 1022 1023 result = dvb_dmx_init(&dvb->demux); 1024 if (result < 0) { 1025 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n", 1026 dev->name, result); 1027 goto fail_dmx; 1028 } 1029 1030 dvb->dmxdev.filternum = 256; 1031 dvb->dmxdev.demux = &dvb->demux.dmx; 1032 dvb->dmxdev.capabilities = 0; 1033 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 1034 if (result < 0) { 1035 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n", 1036 dev->name, result); 1037 goto fail_dmxdev; 1038 } 1039 1040 dvb->fe_hw.source = DMX_FRONTEND_0; 1041 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1042 if (result < 0) { 1043 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 1044 dev->name, result); 1045 goto fail_fe_hw; 1046 } 1047 1048 dvb->fe_mem.source = DMX_MEMORY_FE; 1049 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1050 if (result < 0) { 1051 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 1052 dev->name, result); 1053 goto fail_fe_mem; 1054 } 1055 1056 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1057 if (result < 0) { 1058 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n", 1059 dev->name, result); 1060 goto fail_fe_conn; 1061 } 1062 1063 /* register network adapter */ 1064 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 1065 1066 /* If the analog part won't create RF connectors, DVB will do it */ 1067 if (!dev->has_video || (dev->tuner_type == TUNER_ABSENT)) 1068 create_rf_connector = true; 1069 1070 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector); 1071 if (result < 0) 1072 goto fail_create_graph; 1073 1074 return 0; 1075 1076 fail_create_graph: 1077 dvb_net_release(&dvb->net); 1078 fail_fe_conn: 1079 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1080 fail_fe_mem: 1081 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1082 fail_fe_hw: 1083 dvb_dmxdev_release(&dvb->dmxdev); 1084 fail_dmxdev: 1085 dvb_dmx_release(&dvb->demux); 1086 fail_dmx: 1087 if (dvb->fe[1]) 1088 dvb_unregister_frontend(dvb->fe[1]); 1089 dvb_unregister_frontend(dvb->fe[0]); 1090 fail_frontend1: 1091 if (dvb->fe[1]) 1092 dvb_frontend_detach(dvb->fe[1]); 1093 fail_frontend0: 1094 dvb_frontend_detach(dvb->fe[0]); 1095 dvb_unregister_adapter(&dvb->adapter); 1096 fail_adapter: 1097 return result; 1098 } 1099 1100 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1101 { 1102 dvb_net_release(&dvb->net); 1103 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1104 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1105 dvb_dmxdev_release(&dvb->dmxdev); 1106 dvb_dmx_release(&dvb->demux); 1107 if (dvb->fe[1]) 1108 dvb_unregister_frontend(dvb->fe[1]); 1109 dvb_unregister_frontend(dvb->fe[0]); 1110 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1111 dvb_frontend_detach(dvb->fe[1]); 1112 dvb_frontend_detach(dvb->fe[0]); 1113 dvb_unregister_adapter(&dvb->adapter); 1114 } 1115 1116 static int em28xx_dvb_init(struct em28xx *dev) 1117 { 1118 int result = 0; 1119 struct em28xx_dvb *dvb; 1120 1121 if (dev->is_audio_only) { 1122 /* Shouldn't initialize IR for this interface */ 1123 return 0; 1124 } 1125 1126 if (!dev->board.has_dvb) { 1127 /* This device does not support the extension */ 1128 return 0; 1129 } 1130 1131 em28xx_info("Binding DVB extension\n"); 1132 1133 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); 1134 if (dvb == NULL) { 1135 em28xx_info("em28xx_dvb: memory allocation failed\n"); 1136 return -ENOMEM; 1137 } 1138 dev->dvb = dvb; 1139 dvb->fe[0] = dvb->fe[1] = NULL; 1140 1141 /* pre-allocate DVB usb transfer buffers */ 1142 if (dev->dvb_xfer_bulk) { 1143 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1144 dev->dvb_xfer_bulk, 1145 EM28XX_DVB_NUM_BUFS, 1146 512, 1147 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1148 } else { 1149 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1150 dev->dvb_xfer_bulk, 1151 EM28XX_DVB_NUM_BUFS, 1152 dev->dvb_max_pkt_size_isoc, 1153 EM28XX_DVB_NUM_ISOC_PACKETS); 1154 } 1155 if (result) { 1156 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n"); 1157 kfree(dvb); 1158 dev->dvb = NULL; 1159 return result; 1160 } 1161 1162 mutex_lock(&dev->lock); 1163 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1164 /* init frontend */ 1165 switch (dev->model) { 1166 case EM2874_BOARD_LEADERSHIP_ISDBT: 1167 dvb->fe[0] = dvb_attach(s921_attach, 1168 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); 1169 1170 if (!dvb->fe[0]) { 1171 result = -EINVAL; 1172 goto out_free; 1173 } 1174 1175 break; 1176 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1177 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1178 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1179 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1180 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1181 &em2880_lgdt3303_dev, 1182 &dev->i2c_adap[dev->def_i2c_bus]); 1183 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1184 result = -EINVAL; 1185 goto out_free; 1186 } 1187 break; 1188 case EM2880_BOARD_KWORLD_DVB_310U: 1189 dvb->fe[0] = dvb_attach(zl10353_attach, 1190 &em28xx_zl10353_with_xc3028, 1191 &dev->i2c_adap[dev->def_i2c_bus]); 1192 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1193 result = -EINVAL; 1194 goto out_free; 1195 } 1196 break; 1197 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1198 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1199 case EM2880_BOARD_EMPIRE_DUAL_TV: 1200 dvb->fe[0] = dvb_attach(zl10353_attach, 1201 &em28xx_zl10353_xc3028_no_i2c_gate, 1202 &dev->i2c_adap[dev->def_i2c_bus]); 1203 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1204 result = -EINVAL; 1205 goto out_free; 1206 } 1207 break; 1208 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1209 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1210 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1211 case EM2882_BOARD_DIKOM_DK300: 1212 case EM2882_BOARD_KWORLD_VS_DVBT: 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 (dvb->fe[0] == NULL) { 1217 /* This board could have either a zl10353 or a mt352. 1218 If the chip id isn't for zl10353, try mt352 */ 1219 dvb->fe[0] = dvb_attach(mt352_attach, 1220 &terratec_xs_mt352_cfg, 1221 &dev->i2c_adap[dev->def_i2c_bus]); 1222 } 1223 1224 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1225 result = -EINVAL; 1226 goto out_free; 1227 } 1228 break; 1229 case EM2870_BOARD_TERRATEC_XS_MT2060: 1230 dvb->fe[0] = dvb_attach(zl10353_attach, 1231 &em28xx_zl10353_no_i2c_gate_dev, 1232 &dev->i2c_adap[dev->def_i2c_bus]); 1233 if (dvb->fe[0] != NULL) { 1234 dvb_attach(mt2060_attach, dvb->fe[0], 1235 &dev->i2c_adap[dev->def_i2c_bus], 1236 &em28xx_mt2060_config, 1220); 1237 } 1238 break; 1239 case EM2870_BOARD_KWORLD_355U: 1240 dvb->fe[0] = dvb_attach(zl10353_attach, 1241 &em28xx_zl10353_no_i2c_gate_dev, 1242 &dev->i2c_adap[dev->def_i2c_bus]); 1243 if (dvb->fe[0] != NULL) 1244 dvb_attach(qt1010_attach, dvb->fe[0], 1245 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config); 1246 break; 1247 case EM2883_BOARD_KWORLD_HYBRID_330U: 1248 case EM2882_BOARD_EVGA_INDTUBE: 1249 dvb->fe[0] = dvb_attach(s5h1409_attach, 1250 &em28xx_s5h1409_with_xc3028, 1251 &dev->i2c_adap[dev->def_i2c_bus]); 1252 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1253 result = -EINVAL; 1254 goto out_free; 1255 } 1256 break; 1257 case EM2882_BOARD_KWORLD_ATSC_315U: 1258 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1259 &em2880_lgdt3303_dev, 1260 &dev->i2c_adap[dev->def_i2c_bus]); 1261 if (dvb->fe[0] != NULL) { 1262 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1263 &dev->i2c_adap[dev->def_i2c_bus], 1264 0x61, TUNER_THOMSON_DTT761X)) { 1265 result = -EINVAL; 1266 goto out_free; 1267 } 1268 } 1269 break; 1270 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1271 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1272 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1273 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev); 1274 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1275 result = -EINVAL; 1276 goto out_free; 1277 } 1278 break; 1279 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1280 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1281 dvb->fe[0] = dvb_attach(tda10023_attach, 1282 &em28xx_tda10023_config, 1283 &dev->i2c_adap[dev->def_i2c_bus], 0x48); 1284 if (dvb->fe[0]) { 1285 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1286 &dev->i2c_adap[dev->def_i2c_bus], 1287 0x60, TUNER_PHILIPS_CU1216L)) { 1288 result = -EINVAL; 1289 goto out_free; 1290 } 1291 } 1292 break; 1293 case EM2870_BOARD_KWORLD_A340: 1294 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1295 &em2870_lgdt3304_dev, 1296 &dev->i2c_adap[dev->def_i2c_bus]); 1297 if (!dvb->fe[0]) { 1298 result = -EINVAL; 1299 goto out_free; 1300 } 1301 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1302 &dev->i2c_adap[dev->def_i2c_bus], 1303 &kworld_a340_config)) { 1304 dvb_frontend_detach(dvb->fe[0]); 1305 result = -EINVAL; 1306 goto out_free; 1307 } 1308 break; 1309 case EM28174_BOARD_PCTV_290E: 1310 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1311 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1312 CXD2820R_GPIO_L; 1313 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1314 &em28xx_cxd2820r_config, 1315 &dev->i2c_adap[dev->def_i2c_bus], 1316 &dvb->lna_gpio); 1317 if (dvb->fe[0]) { 1318 /* FE 0 attach tuner */ 1319 if (!dvb_attach(tda18271_attach, 1320 dvb->fe[0], 1321 0x60, 1322 &dev->i2c_adap[dev->def_i2c_bus], 1323 &em28xx_cxd2820r_tda18271_config)) { 1324 1325 dvb_frontend_detach(dvb->fe[0]); 1326 result = -EINVAL; 1327 goto out_free; 1328 } 1329 1330 #ifdef CONFIG_GPIOLIB 1331 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1332 result = gpio_request_one(dvb->lna_gpio, 1333 GPIOF_OUT_INIT_LOW, NULL); 1334 if (result) 1335 em28xx_errdev("gpio request failed %d\n", 1336 result); 1337 else 1338 gpio_free(dvb->lna_gpio); 1339 1340 result = 0; /* continue even set LNA fails */ 1341 #endif 1342 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1343 } 1344 1345 break; 1346 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1347 { 1348 struct xc5000_config cfg; 1349 1350 hauppauge_hvr930c_init(dev); 1351 1352 dvb->fe[0] = dvb_attach(drxk_attach, 1353 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1354 if (!dvb->fe[0]) { 1355 result = -EINVAL; 1356 goto out_free; 1357 } 1358 /* FIXME: do we need a pll semaphore? */ 1359 dvb->fe[0]->sec_priv = dvb; 1360 sema_init(&dvb->pll_mutex, 1); 1361 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1362 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1363 1364 /* Attach xc5000 */ 1365 memset(&cfg, 0, sizeof(cfg)); 1366 cfg.i2c_address = 0x61; 1367 cfg.if_khz = 4000; 1368 1369 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1370 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1371 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1372 &cfg)) { 1373 result = -EINVAL; 1374 goto out_free; 1375 } 1376 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1377 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1378 1379 break; 1380 } 1381 case EM2884_BOARD_TERRATEC_H5: 1382 terratec_h5_init(dev); 1383 1384 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1385 if (!dvb->fe[0]) { 1386 result = -EINVAL; 1387 goto out_free; 1388 } 1389 /* FIXME: do we need a pll semaphore? */ 1390 dvb->fe[0]->sec_priv = dvb; 1391 sema_init(&dvb->pll_mutex, 1); 1392 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1393 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1394 1395 /* Attach tda18271 to DVB-C frontend */ 1396 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1397 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1398 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1399 result = -EINVAL; 1400 goto out_free; 1401 } 1402 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1403 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1404 1405 break; 1406 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1407 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1408 &c3tech_duo_mb86a20s_config, 1409 &dev->i2c_adap[dev->def_i2c_bus]); 1410 if (dvb->fe[0] != NULL) 1411 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1412 &dev->i2c_adap[dev->def_i2c_bus], 1413 &c3tech_duo_tda18271_config); 1414 break; 1415 case EM28174_BOARD_PCTV_460E: { 1416 struct i2c_client *client; 1417 struct i2c_board_info board_info; 1418 struct tda10071_platform_data tda10071_pdata = {}; 1419 struct a8293_platform_data a8293_pdata = {}; 1420 1421 /* attach demod + tuner combo */ 1422 tda10071_pdata.clk = 40444000, /* 40.444 MHz */ 1423 tda10071_pdata.i2c_wr_max = 64, 1424 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL, 1425 tda10071_pdata.pll_multiplier = 20, 1426 tda10071_pdata.tuner_i2c_addr = 0x14, 1427 memset(&board_info, 0, sizeof(board_info)); 1428 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE); 1429 board_info.addr = 0x55; 1430 board_info.platform_data = &tda10071_pdata; 1431 request_module("tda10071"); 1432 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1433 if (client == NULL || client->dev.driver == NULL) { 1434 result = -ENODEV; 1435 goto out_free; 1436 } 1437 if (!try_module_get(client->dev.driver->owner)) { 1438 i2c_unregister_device(client); 1439 result = -ENODEV; 1440 goto out_free; 1441 } 1442 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client); 1443 dvb->i2c_client_demod = client; 1444 1445 /* attach SEC */ 1446 a8293_pdata.dvb_frontend = dvb->fe[0]; 1447 memset(&board_info, 0, sizeof(board_info)); 1448 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1449 board_info.addr = 0x08; 1450 board_info.platform_data = &a8293_pdata; 1451 request_module("a8293"); 1452 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1453 if (client == NULL || client->dev.driver == NULL) { 1454 module_put(dvb->i2c_client_demod->dev.driver->owner); 1455 i2c_unregister_device(dvb->i2c_client_demod); 1456 result = -ENODEV; 1457 goto out_free; 1458 } 1459 if (!try_module_get(client->dev.driver->owner)) { 1460 i2c_unregister_device(client); 1461 module_put(dvb->i2c_client_demod->dev.driver->owner); 1462 i2c_unregister_device(dvb->i2c_client_demod); 1463 result = -ENODEV; 1464 goto out_free; 1465 } 1466 dvb->i2c_client_sec = client; 1467 break; 1468 } 1469 case EM2874_BOARD_DELOCK_61959: 1470 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1471 /* attach demodulator */ 1472 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1473 &dev->i2c_adap[dev->def_i2c_bus]); 1474 1475 if (dvb->fe[0]) { 1476 /* disable I2C-gate */ 1477 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1478 1479 /* attach tuner */ 1480 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1481 &dev->i2c_adap[dev->def_i2c_bus], 1482 &em28xx_cxd2820r_tda18271_config)) { 1483 dvb_frontend_detach(dvb->fe[0]); 1484 result = -EINVAL; 1485 goto out_free; 1486 } 1487 } 1488 break; 1489 case EM2884_BOARD_PCTV_510E: 1490 case EM2884_BOARD_PCTV_520E: 1491 pctv_520e_init(dev); 1492 1493 /* attach demodulator */ 1494 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1495 &dev->i2c_adap[dev->def_i2c_bus]); 1496 1497 if (dvb->fe[0]) { 1498 /* attach tuner */ 1499 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1500 &dev->i2c_adap[dev->def_i2c_bus], 1501 &em28xx_cxd2820r_tda18271_config)) { 1502 dvb_frontend_detach(dvb->fe[0]); 1503 result = -EINVAL; 1504 goto out_free; 1505 } 1506 } 1507 break; 1508 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: 1509 case EM2884_BOARD_CINERGY_HTC_STICK: 1510 terratec_htc_stick_init(dev); 1511 1512 /* attach demodulator */ 1513 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1514 &dev->i2c_adap[dev->def_i2c_bus]); 1515 if (!dvb->fe[0]) { 1516 result = -EINVAL; 1517 goto out_free; 1518 } 1519 1520 /* Attach the demodulator. */ 1521 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1522 &dev->i2c_adap[dev->def_i2c_bus], 1523 &em28xx_cxd2820r_tda18271_config)) { 1524 result = -EINVAL; 1525 goto out_free; 1526 } 1527 break; 1528 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1529 terratec_htc_usb_xs_init(dev); 1530 1531 /* attach demodulator */ 1532 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1533 &dev->i2c_adap[dev->def_i2c_bus]); 1534 if (!dvb->fe[0]) { 1535 result = -EINVAL; 1536 goto out_free; 1537 } 1538 1539 /* Attach the demodulator. */ 1540 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1541 &dev->i2c_adap[dev->def_i2c_bus], 1542 &em28xx_cxd2820r_tda18271_config)) { 1543 result = -EINVAL; 1544 goto out_free; 1545 } 1546 break; 1547 case EM2874_BOARD_KWORLD_UB435Q_V2: 1548 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1549 &em2874_lgdt3305_dev, 1550 &dev->i2c_adap[dev->def_i2c_bus]); 1551 if (!dvb->fe[0]) { 1552 result = -EINVAL; 1553 goto out_free; 1554 } 1555 1556 /* Attach the demodulator. */ 1557 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1558 &dev->i2c_adap[dev->def_i2c_bus], 1559 &kworld_ub435q_v2_config)) { 1560 result = -EINVAL; 1561 goto out_free; 1562 } 1563 break; 1564 case EM2874_BOARD_KWORLD_UB435Q_V3: 1565 { 1566 struct i2c_client *client; 1567 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; 1568 struct i2c_board_info board_info = { 1569 .type = "tda18212", 1570 .addr = 0x60, 1571 .platform_data = &kworld_ub435q_v3_config, 1572 }; 1573 1574 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1575 &em2874_lgdt3305_nogate_dev, 1576 &dev->i2c_adap[dev->def_i2c_bus]); 1577 if (!dvb->fe[0]) { 1578 result = -EINVAL; 1579 goto out_free; 1580 } 1581 1582 /* attach tuner */ 1583 kworld_ub435q_v3_config.fe = dvb->fe[0]; 1584 request_module("tda18212"); 1585 client = i2c_new_device(adapter, &board_info); 1586 if (client == NULL || client->dev.driver == NULL) { 1587 dvb_frontend_detach(dvb->fe[0]); 1588 result = -ENODEV; 1589 goto out_free; 1590 } 1591 1592 if (!try_module_get(client->dev.driver->owner)) { 1593 i2c_unregister_device(client); 1594 dvb_frontend_detach(dvb->fe[0]); 1595 result = -ENODEV; 1596 goto out_free; 1597 } 1598 1599 dvb->i2c_client_tuner = client; 1600 break; 1601 } 1602 case EM2874_BOARD_PCTV_HD_MINI_80E: 1603 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); 1604 if (dvb->fe[0] != NULL) { 1605 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1606 &dev->i2c_adap[dev->def_i2c_bus], 1607 &pinnacle_80e_dvb_config); 1608 if (!dvb->fe[0]) { 1609 result = -EINVAL; 1610 goto out_free; 1611 } 1612 } 1613 break; 1614 case EM28178_BOARD_PCTV_461E: { 1615 struct i2c_client *client; 1616 struct i2c_adapter *i2c_adapter; 1617 struct i2c_board_info board_info; 1618 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1619 struct ts2020_config ts2020_config = {}; 1620 struct a8293_platform_data a8293_pdata = {}; 1621 1622 /* attach demod */ 1623 m88ds3103_pdata.clk = 27000000; 1624 m88ds3103_pdata.i2c_wr_max = 33; 1625 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1626 m88ds3103_pdata.ts_clk = 16000; 1627 m88ds3103_pdata.ts_clk_pol = 1; 1628 m88ds3103_pdata.agc = 0x99; 1629 memset(&board_info, 0, sizeof(board_info)); 1630 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE); 1631 board_info.addr = 0x68; 1632 board_info.platform_data = &m88ds3103_pdata; 1633 request_module("m88ds3103"); 1634 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1635 if (client == NULL || client->dev.driver == NULL) { 1636 result = -ENODEV; 1637 goto out_free; 1638 } 1639 if (!try_module_get(client->dev.driver->owner)) { 1640 i2c_unregister_device(client); 1641 result = -ENODEV; 1642 goto out_free; 1643 } 1644 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client); 1645 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client); 1646 dvb->i2c_client_demod = client; 1647 1648 /* attach tuner */ 1649 ts2020_config.fe = dvb->fe[0]; 1650 memset(&board_info, 0, sizeof(board_info)); 1651 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE); 1652 board_info.addr = 0x60; 1653 board_info.platform_data = &ts2020_config; 1654 request_module("ts2020"); 1655 client = i2c_new_device(i2c_adapter, &board_info); 1656 if (client == NULL || client->dev.driver == NULL) { 1657 module_put(dvb->i2c_client_demod->dev.driver->owner); 1658 i2c_unregister_device(dvb->i2c_client_demod); 1659 result = -ENODEV; 1660 goto out_free; 1661 } 1662 if (!try_module_get(client->dev.driver->owner)) { 1663 i2c_unregister_device(client); 1664 module_put(dvb->i2c_client_demod->dev.driver->owner); 1665 i2c_unregister_device(dvb->i2c_client_demod); 1666 result = -ENODEV; 1667 goto out_free; 1668 } 1669 dvb->i2c_client_tuner = client; 1670 /* delegate signal strength measurement to tuner */ 1671 dvb->fe[0]->ops.read_signal_strength = 1672 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1673 1674 /* attach SEC */ 1675 a8293_pdata.dvb_frontend = dvb->fe[0]; 1676 memset(&board_info, 0, sizeof(board_info)); 1677 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1678 board_info.addr = 0x08; 1679 board_info.platform_data = &a8293_pdata; 1680 request_module("a8293"); 1681 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1682 if (client == NULL || client->dev.driver == NULL) { 1683 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1684 i2c_unregister_device(dvb->i2c_client_tuner); 1685 module_put(dvb->i2c_client_demod->dev.driver->owner); 1686 i2c_unregister_device(dvb->i2c_client_demod); 1687 result = -ENODEV; 1688 goto out_free; 1689 } 1690 if (!try_module_get(client->dev.driver->owner)) { 1691 i2c_unregister_device(client); 1692 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1693 i2c_unregister_device(dvb->i2c_client_tuner); 1694 module_put(dvb->i2c_client_demod->dev.driver->owner); 1695 i2c_unregister_device(dvb->i2c_client_demod); 1696 result = -ENODEV; 1697 goto out_free; 1698 } 1699 dvb->i2c_client_sec = client; 1700 break; 1701 } 1702 case EM28178_BOARD_PCTV_292E: 1703 { 1704 struct i2c_adapter *adapter; 1705 struct i2c_client *client; 1706 struct i2c_board_info info; 1707 struct si2168_config si2168_config; 1708 struct si2157_config si2157_config; 1709 1710 /* attach demod */ 1711 memset(&si2168_config, 0, sizeof(si2168_config)); 1712 si2168_config.i2c_adapter = &adapter; 1713 si2168_config.fe = &dvb->fe[0]; 1714 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1715 memset(&info, 0, sizeof(struct i2c_board_info)); 1716 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1717 info.addr = 0x64; 1718 info.platform_data = &si2168_config; 1719 request_module(info.type); 1720 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1721 if (client == NULL || client->dev.driver == NULL) { 1722 result = -ENODEV; 1723 goto out_free; 1724 } 1725 1726 if (!try_module_get(client->dev.driver->owner)) { 1727 i2c_unregister_device(client); 1728 result = -ENODEV; 1729 goto out_free; 1730 } 1731 1732 dvb->i2c_client_demod = client; 1733 1734 /* attach tuner */ 1735 memset(&si2157_config, 0, sizeof(si2157_config)); 1736 si2157_config.fe = dvb->fe[0]; 1737 si2157_config.if_port = 1; 1738 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1739 si2157_config.mdev = dev->media_dev; 1740 #endif 1741 memset(&info, 0, sizeof(struct i2c_board_info)); 1742 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1743 info.addr = 0x60; 1744 info.platform_data = &si2157_config; 1745 request_module(info.type); 1746 client = i2c_new_device(adapter, &info); 1747 if (client == NULL || client->dev.driver == NULL) { 1748 module_put(dvb->i2c_client_demod->dev.driver->owner); 1749 i2c_unregister_device(dvb->i2c_client_demod); 1750 result = -ENODEV; 1751 goto out_free; 1752 } 1753 1754 if (!try_module_get(client->dev.driver->owner)) { 1755 i2c_unregister_device(client); 1756 module_put(dvb->i2c_client_demod->dev.driver->owner); 1757 i2c_unregister_device(dvb->i2c_client_demod); 1758 result = -ENODEV; 1759 goto out_free; 1760 } 1761 1762 dvb->i2c_client_tuner = client; 1763 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1764 } 1765 break; 1766 case EM28178_BOARD_TERRATEC_T2_STICK_HD: 1767 { 1768 struct i2c_adapter *adapter; 1769 struct i2c_client *client; 1770 struct i2c_board_info info; 1771 struct si2168_config si2168_config; 1772 struct si2157_config si2157_config; 1773 1774 /* attach demod */ 1775 memset(&si2168_config, 0, sizeof(si2168_config)); 1776 si2168_config.i2c_adapter = &adapter; 1777 si2168_config.fe = &dvb->fe[0]; 1778 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1779 memset(&info, 0, sizeof(struct i2c_board_info)); 1780 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1781 info.addr = 0x64; 1782 info.platform_data = &si2168_config; 1783 request_module(info.type); 1784 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1785 if (client == NULL || client->dev.driver == NULL) { 1786 result = -ENODEV; 1787 goto out_free; 1788 } 1789 1790 if (!try_module_get(client->dev.driver->owner)) { 1791 i2c_unregister_device(client); 1792 result = -ENODEV; 1793 goto out_free; 1794 } 1795 1796 dvb->i2c_client_demod = client; 1797 1798 /* attach tuner */ 1799 memset(&si2157_config, 0, sizeof(si2157_config)); 1800 si2157_config.fe = dvb->fe[0]; 1801 si2157_config.if_port = 0; 1802 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1803 si2157_config.mdev = dev->media_dev; 1804 #endif 1805 memset(&info, 0, sizeof(struct i2c_board_info)); 1806 strlcpy(info.type, "si2146", I2C_NAME_SIZE); 1807 info.addr = 0x60; 1808 info.platform_data = &si2157_config; 1809 request_module("si2157"); 1810 client = i2c_new_device(adapter, &info); 1811 if (client == NULL || client->dev.driver == NULL) { 1812 module_put(dvb->i2c_client_demod->dev.driver->owner); 1813 i2c_unregister_device(dvb->i2c_client_demod); 1814 result = -ENODEV; 1815 goto out_free; 1816 } 1817 1818 if (!try_module_get(client->dev.driver->owner)) { 1819 i2c_unregister_device(client); 1820 module_put(dvb->i2c_client_demod->dev.driver->owner); 1821 i2c_unregister_device(dvb->i2c_client_demod); 1822 result = -ENODEV; 1823 goto out_free; 1824 } 1825 1826 dvb->i2c_client_tuner = client; 1827 } 1828 break; 1829 1830 case EM28178_BOARD_PLEX_PX_BCUD: 1831 { 1832 struct i2c_client *client; 1833 struct i2c_board_info info; 1834 struct tc90522_config tc90522_config; 1835 struct qm1d1c0042_config qm1d1c0042_config; 1836 1837 /* attach demod */ 1838 memset(&tc90522_config, 0, sizeof(tc90522_config)); 1839 memset(&info, 0, sizeof(struct i2c_board_info)); 1840 strlcpy(info.type, "tc90522sat", I2C_NAME_SIZE); 1841 info.addr = 0x15; 1842 info.platform_data = &tc90522_config; 1843 request_module("tc90522"); 1844 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1845 if (client == NULL || client->dev.driver == NULL) { 1846 result = -ENODEV; 1847 goto out_free; 1848 } 1849 dvb->i2c_client_demod = client; 1850 if (!try_module_get(client->dev.driver->owner)) { 1851 i2c_unregister_device(client); 1852 result = -ENODEV; 1853 goto out_free; 1854 } 1855 1856 /* attach tuner */ 1857 memset(&qm1d1c0042_config, 0, 1858 sizeof(qm1d1c0042_config)); 1859 qm1d1c0042_config.fe = tc90522_config.fe; 1860 qm1d1c0042_config.lpf = 1; 1861 memset(&info, 0, sizeof(struct i2c_board_info)); 1862 strlcpy(info.type, "qm1d1c0042", I2C_NAME_SIZE); 1863 info.addr = 0x61; 1864 info.platform_data = &qm1d1c0042_config; 1865 request_module(info.type); 1866 client = i2c_new_device(tc90522_config.tuner_i2c, 1867 &info); 1868 if (client == NULL || client->dev.driver == NULL) { 1869 module_put(dvb->i2c_client_demod->dev.driver->owner); 1870 i2c_unregister_device(dvb->i2c_client_demod); 1871 result = -ENODEV; 1872 goto out_free; 1873 } 1874 dvb->i2c_client_tuner = client; 1875 if (!try_module_get(client->dev.driver->owner)) { 1876 i2c_unregister_device(client); 1877 module_put(dvb->i2c_client_demod->dev.driver->owner); 1878 i2c_unregister_device(dvb->i2c_client_demod); 1879 result = -ENODEV; 1880 goto out_free; 1881 } 1882 dvb->fe[0] = tc90522_config.fe; 1883 px_bcud_init(dev); 1884 } 1885 break; 1886 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB: 1887 { 1888 struct i2c_adapter *adapter; 1889 struct i2c_client *client; 1890 struct i2c_board_info info; 1891 struct si2168_config si2168_config; 1892 struct si2157_config si2157_config; 1893 1894 /* attach demod */ 1895 memset(&si2168_config, 0, sizeof(si2168_config)); 1896 si2168_config.i2c_adapter = &adapter; 1897 si2168_config.fe = &dvb->fe[0]; 1898 si2168_config.ts_mode = SI2168_TS_SERIAL; 1899 memset(&info, 0, sizeof(struct i2c_board_info)); 1900 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1901 info.addr = 0x64; 1902 info.platform_data = &si2168_config; 1903 request_module(info.type); 1904 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1905 if (client == NULL || client->dev.driver == NULL) { 1906 result = -ENODEV; 1907 goto out_free; 1908 } 1909 1910 if (!try_module_get(client->dev.driver->owner)) { 1911 i2c_unregister_device(client); 1912 result = -ENODEV; 1913 goto out_free; 1914 } 1915 1916 dvb->i2c_client_demod = client; 1917 1918 /* attach tuner */ 1919 memset(&si2157_config, 0, sizeof(si2157_config)); 1920 si2157_config.fe = dvb->fe[0]; 1921 si2157_config.if_port = 1; 1922 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1923 si2157_config.mdev = dev->media_dev; 1924 #endif 1925 memset(&info, 0, sizeof(struct i2c_board_info)); 1926 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1927 info.addr = 0x60; 1928 info.platform_data = &si2157_config; 1929 request_module(info.type); 1930 client = i2c_new_device(adapter, &info); 1931 if (client == NULL || client->dev.driver == NULL) { 1932 module_put(dvb->i2c_client_demod->dev.driver->owner); 1933 i2c_unregister_device(dvb->i2c_client_demod); 1934 result = -ENODEV; 1935 goto out_free; 1936 } 1937 1938 if (!try_module_get(client->dev.driver->owner)) { 1939 i2c_unregister_device(client); 1940 module_put(dvb->i2c_client_demod->dev.driver->owner); 1941 i2c_unregister_device(dvb->i2c_client_demod); 1942 result = -ENODEV; 1943 goto out_free; 1944 } 1945 1946 dvb->i2c_client_tuner = client; 1947 1948 } 1949 break; 1950 default: 1951 em28xx_errdev("/2: The frontend of your DVB/ATSC card" 1952 " isn't supported yet\n"); 1953 break; 1954 } 1955 if (NULL == dvb->fe[0]) { 1956 em28xx_errdev("/2: frontend initialization failed\n"); 1957 result = -EINVAL; 1958 goto out_free; 1959 } 1960 /* define general-purpose callback pointer */ 1961 dvb->fe[0]->callback = em28xx_tuner_callback; 1962 if (dvb->fe[1]) 1963 dvb->fe[1]->callback = em28xx_tuner_callback; 1964 1965 /* register everything */ 1966 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev); 1967 1968 if (result < 0) 1969 goto out_free; 1970 1971 em28xx_info("DVB extension successfully initialized\n"); 1972 1973 kref_get(&dev->ref); 1974 1975 ret: 1976 em28xx_set_mode(dev, EM28XX_SUSPEND); 1977 mutex_unlock(&dev->lock); 1978 return result; 1979 1980 out_free: 1981 kfree(dvb); 1982 dev->dvb = NULL; 1983 goto ret; 1984 } 1985 1986 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 1987 { 1988 ops->set_voltage = NULL; 1989 ops->sleep = NULL; 1990 ops->tuner_ops.sleep = NULL; 1991 } 1992 1993 static int em28xx_dvb_fini(struct em28xx *dev) 1994 { 1995 struct em28xx_dvb *dvb; 1996 struct i2c_client *client; 1997 1998 if (dev->is_audio_only) { 1999 /* Shouldn't initialize IR for this interface */ 2000 return 0; 2001 } 2002 2003 if (!dev->board.has_dvb) { 2004 /* This device does not support the extension */ 2005 return 0; 2006 } 2007 2008 if (!dev->dvb) 2009 return 0; 2010 2011 em28xx_info("Closing DVB extension\n"); 2012 2013 dvb = dev->dvb; 2014 2015 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2016 2017 if (dev->disconnected) { 2018 /* We cannot tell the device to sleep 2019 * once it has been unplugged. */ 2020 if (dvb->fe[0]) { 2021 prevent_sleep(&dvb->fe[0]->ops); 2022 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; 2023 } 2024 if (dvb->fe[1]) { 2025 prevent_sleep(&dvb->fe[1]->ops); 2026 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; 2027 } 2028 } 2029 2030 /* remove I2C SEC */ 2031 client = dvb->i2c_client_sec; 2032 if (client) { 2033 module_put(client->dev.driver->owner); 2034 i2c_unregister_device(client); 2035 } 2036 2037 /* remove I2C tuner */ 2038 client = dvb->i2c_client_tuner; 2039 if (client) { 2040 module_put(client->dev.driver->owner); 2041 i2c_unregister_device(client); 2042 } 2043 2044 /* remove I2C demod */ 2045 client = dvb->i2c_client_demod; 2046 if (client) { 2047 module_put(client->dev.driver->owner); 2048 i2c_unregister_device(client); 2049 } 2050 2051 em28xx_unregister_dvb(dvb); 2052 kfree(dvb); 2053 dev->dvb = NULL; 2054 kref_put(&dev->ref, em28xx_free_device); 2055 2056 return 0; 2057 } 2058 2059 static int em28xx_dvb_suspend(struct em28xx *dev) 2060 { 2061 int ret = 0; 2062 2063 if (dev->is_audio_only) 2064 return 0; 2065 2066 if (!dev->board.has_dvb) 2067 return 0; 2068 2069 em28xx_info("Suspending DVB extension\n"); 2070 if (dev->dvb) { 2071 struct em28xx_dvb *dvb = dev->dvb; 2072 2073 if (dvb->fe[0]) { 2074 ret = dvb_frontend_suspend(dvb->fe[0]); 2075 em28xx_info("fe0 suspend %d\n", ret); 2076 } 2077 if (dvb->fe[1]) { 2078 dvb_frontend_suspend(dvb->fe[1]); 2079 em28xx_info("fe1 suspend %d\n", ret); 2080 } 2081 } 2082 2083 return 0; 2084 } 2085 2086 static int em28xx_dvb_resume(struct em28xx *dev) 2087 { 2088 int ret = 0; 2089 2090 if (dev->is_audio_only) 2091 return 0; 2092 2093 if (!dev->board.has_dvb) 2094 return 0; 2095 2096 em28xx_info("Resuming DVB extension\n"); 2097 if (dev->dvb) { 2098 struct em28xx_dvb *dvb = dev->dvb; 2099 2100 if (dvb->fe[0]) { 2101 ret = dvb_frontend_resume(dvb->fe[0]); 2102 em28xx_info("fe0 resume %d\n", ret); 2103 } 2104 2105 if (dvb->fe[1]) { 2106 ret = dvb_frontend_resume(dvb->fe[1]); 2107 em28xx_info("fe1 resume %d\n", ret); 2108 } 2109 } 2110 2111 return 0; 2112 } 2113 2114 static struct em28xx_ops dvb_ops = { 2115 .id = EM28XX_DVB, 2116 .name = "Em28xx dvb Extension", 2117 .init = em28xx_dvb_init, 2118 .fini = em28xx_dvb_fini, 2119 .suspend = em28xx_dvb_suspend, 2120 .resume = em28xx_dvb_resume, 2121 }; 2122 2123 static int __init em28xx_dvb_register(void) 2124 { 2125 return em28xx_register_extension(&dvb_ops); 2126 } 2127 2128 static void __exit em28xx_dvb_unregister(void) 2129 { 2130 em28xx_unregister_extension(&dvb_ops); 2131 } 2132 2133 module_init(em28xx_dvb_register); 2134 module_exit(em28xx_dvb_unregister); 2135