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 "zl10353.h" 41 #include "s5h1409.h" 42 #include "mt2060.h" 43 #include "mt352.h" 44 #include "mt352_priv.h" /* FIXME */ 45 #include "tda1002x.h" 46 #include "drx39xyj/drx39xxj.h" 47 #include "tda18271.h" 48 #include "s921.h" 49 #include "drxd.h" 50 #include "cxd2820r.h" 51 #include "tda18271c2dd.h" 52 #include "drxk.h" 53 #include "tda10071.h" 54 #include "tda18212.h" 55 #include "a8293.h" 56 #include "qt1010.h" 57 #include "mb86a20s.h" 58 #include "m88ds3103.h" 59 #include "ts2020.h" 60 #include "si2168.h" 61 #include "si2157.h" 62 #include "tc90522.h" 63 #include "qm1d1c0042.h" 64 65 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); 66 MODULE_LICENSE("GPL"); 67 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 68 MODULE_VERSION(EM28XX_VERSION); 69 70 static unsigned int debug; 71 module_param(debug, int, 0644); 72 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 73 74 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 75 76 #define dprintk(level, fmt, arg...) do { \ 77 if (debug >= level) \ 78 dev_printk(KERN_DEBUG, &dev->intf->dev, \ 79 "dvb: " fmt, ## arg); \ 80 } while (0) 81 82 struct em28xx_dvb { 83 struct dvb_frontend *fe[2]; 84 85 /* feed count management */ 86 struct mutex lock; 87 int nfeeds; 88 89 /* general boilerplate stuff */ 90 struct dvb_adapter adapter; 91 struct dvb_demux demux; 92 struct dmxdev dmxdev; 93 struct dmx_frontend fe_hw; 94 struct dmx_frontend fe_mem; 95 struct dvb_net net; 96 97 /* Due to DRX-K - probably need changes */ 98 int (*gate_ctrl)(struct dvb_frontend *, int); 99 struct semaphore pll_mutex; 100 bool dont_attach_fe1; 101 int lna_gpio; 102 struct i2c_client *i2c_client_demod; 103 struct i2c_client *i2c_client_tuner; 104 struct i2c_client *i2c_client_sec; 105 }; 106 107 static inline void print_err_status(struct em28xx *dev, 108 int packet, int status) 109 { 110 char *errmsg = "Unknown"; 111 112 switch (status) { 113 case -ENOENT: 114 errmsg = "unlinked synchronuously"; 115 break; 116 case -ECONNRESET: 117 errmsg = "unlinked asynchronuously"; 118 break; 119 case -ENOSR: 120 errmsg = "Buffer error (overrun)"; 121 break; 122 case -EPIPE: 123 errmsg = "Stalled (device not responding)"; 124 break; 125 case -EOVERFLOW: 126 errmsg = "Babble (bad cable?)"; 127 break; 128 case -EPROTO: 129 errmsg = "Bit-stuff error (bad cable?)"; 130 break; 131 case -EILSEQ: 132 errmsg = "CRC/Timeout (could be anything)"; 133 break; 134 case -ETIME: 135 errmsg = "Device does not respond"; 136 break; 137 } 138 if (packet < 0) { 139 dprintk(1, "URB status %d [%s].\n", status, errmsg); 140 } else { 141 dprintk(1, "URB packet %d, status %d [%s].\n", 142 packet, status, errmsg); 143 } 144 } 145 146 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) 147 { 148 int xfer_bulk, num_packets, i; 149 150 if (!dev) 151 return 0; 152 153 if (dev->disconnected) 154 return 0; 155 156 if (urb->status < 0) 157 print_err_status(dev, -1, urb->status); 158 159 xfer_bulk = usb_pipebulk(urb->pipe); 160 161 if (xfer_bulk) /* bulk */ 162 num_packets = 1; 163 else /* isoc */ 164 num_packets = urb->number_of_packets; 165 166 for (i = 0; i < num_packets; i++) { 167 if (xfer_bulk) { 168 if (urb->status < 0) { 169 print_err_status(dev, i, urb->status); 170 if (urb->status != -EPROTO) 171 continue; 172 } 173 if (!urb->actual_length) 174 continue; 175 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, 176 urb->actual_length); 177 } else { 178 if (urb->iso_frame_desc[i].status < 0) { 179 print_err_status(dev, i, 180 urb->iso_frame_desc[i].status); 181 if (urb->iso_frame_desc[i].status != -EPROTO) 182 continue; 183 } 184 if (!urb->iso_frame_desc[i].actual_length) 185 continue; 186 dvb_dmx_swfilter(&dev->dvb->demux, 187 urb->transfer_buffer + 188 urb->iso_frame_desc[i].offset, 189 urb->iso_frame_desc[i].actual_length); 190 } 191 } 192 193 return 0; 194 } 195 196 static int em28xx_start_streaming(struct em28xx_dvb *dvb) 197 { 198 int rc; 199 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 200 struct em28xx *dev = i2c_bus->dev; 201 struct usb_device *udev = interface_to_usbdev(dev->intf); 202 int dvb_max_packet_size, packet_multiplier, dvb_alt; 203 204 if (dev->dvb_xfer_bulk) { 205 if (!dev->dvb_ep_bulk) 206 return -ENODEV; 207 dvb_max_packet_size = 512; /* USB 2.0 spec */ 208 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; 209 dvb_alt = 0; 210 } else { /* isoc */ 211 if (!dev->dvb_ep_isoc) 212 return -ENODEV; 213 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; 214 if (dvb_max_packet_size < 0) 215 return dvb_max_packet_size; 216 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; 217 dvb_alt = dev->dvb_alt_isoc; 218 } 219 220 usb_set_interface(udev, dev->ifnum, dvb_alt); 221 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 222 if (rc < 0) 223 return rc; 224 225 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 226 EM28XX_DVB_NUM_BUFS, 227 packet_multiplier, 228 dvb_max_packet_size, dvb_alt); 229 230 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 231 dev->dvb_xfer_bulk, 232 EM28XX_DVB_NUM_BUFS, 233 dvb_max_packet_size, 234 packet_multiplier, 235 em28xx_dvb_urb_data_copy); 236 } 237 238 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 239 { 240 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 241 struct em28xx *dev = i2c_bus->dev; 242 243 em28xx_stop_urbs(dev); 244 245 return 0; 246 } 247 248 static int em28xx_start_feed(struct dvb_demux_feed *feed) 249 { 250 struct dvb_demux *demux = feed->demux; 251 struct em28xx_dvb *dvb = demux->priv; 252 int rc, ret; 253 254 if (!demux->dmx.frontend) 255 return -EINVAL; 256 257 mutex_lock(&dvb->lock); 258 dvb->nfeeds++; 259 rc = dvb->nfeeds; 260 261 if (dvb->nfeeds == 1) { 262 ret = em28xx_start_streaming(dvb); 263 if (ret < 0) 264 rc = ret; 265 } 266 267 mutex_unlock(&dvb->lock); 268 return rc; 269 } 270 271 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 272 { 273 struct dvb_demux *demux = feed->demux; 274 struct em28xx_dvb *dvb = demux->priv; 275 int err = 0; 276 277 mutex_lock(&dvb->lock); 278 dvb->nfeeds--; 279 280 if (0 == dvb->nfeeds) 281 err = em28xx_stop_streaming(dvb); 282 283 mutex_unlock(&dvb->lock); 284 return err; 285 } 286 287 288 /* ------------------------------------------------------------------ */ 289 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 290 { 291 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 292 struct em28xx *dev = i2c_bus->dev; 293 294 if (acquire) 295 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 296 else 297 return em28xx_set_mode(dev, EM28XX_SUSPEND); 298 } 299 300 /* ------------------------------------------------------------------ */ 301 302 static struct lgdt330x_config em2880_lgdt3303_dev = { 303 .demod_address = 0x0e, 304 .demod_chip = LGDT3303, 305 }; 306 307 static struct lgdt3305_config em2870_lgdt3304_dev = { 308 .i2c_addr = 0x0e, 309 .demod_chip = LGDT3304, 310 .spectral_inversion = 1, 311 .deny_i2c_rptr = 1, 312 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 313 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 314 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 315 .vsb_if_khz = 3250, 316 .qam_if_khz = 4000, 317 }; 318 319 static struct lgdt3305_config em2874_lgdt3305_dev = { 320 .i2c_addr = 0x0e, 321 .demod_chip = LGDT3305, 322 .spectral_inversion = 1, 323 .deny_i2c_rptr = 0, 324 .mpeg_mode = LGDT3305_MPEG_SERIAL, 325 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 326 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 327 .vsb_if_khz = 3250, 328 .qam_if_khz = 4000, 329 }; 330 331 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 332 .i2c_addr = 0x0e, 333 .demod_chip = LGDT3305, 334 .spectral_inversion = 1, 335 .deny_i2c_rptr = 1, 336 .mpeg_mode = LGDT3305_MPEG_SERIAL, 337 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 338 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 339 .vsb_if_khz = 3600, 340 .qam_if_khz = 3600, 341 }; 342 343 static struct s921_config sharp_isdbt = { 344 .demod_address = 0x30 >> 1 345 }; 346 347 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 348 .demod_address = (0x1e >> 1), 349 .no_tuner = 1, 350 .parallel_ts = 1, 351 .if2 = 45600, 352 }; 353 354 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 355 .demod_address = 0x32 >> 1, 356 .output_mode = S5H1409_PARALLEL_OUTPUT, 357 .gpio = S5H1409_GPIO_OFF, 358 .inversion = S5H1409_INVERSION_OFF, 359 .status_mode = S5H1409_DEMODLOCKING, 360 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 361 }; 362 363 static struct tda18271_std_map kworld_a340_std_map = { 364 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 365 .if_lvl = 1, .rfagc_top = 0x37, }, 366 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 367 .if_lvl = 1, .rfagc_top = 0x37, }, 368 }; 369 370 static struct tda18271_config kworld_a340_config = { 371 .std_map = &kworld_a340_std_map, 372 }; 373 374 static struct tda18271_config kworld_ub435q_v2_config = { 375 .std_map = &kworld_a340_std_map, 376 .gate = TDA18271_GATE_DIGITAL, 377 }; 378 379 static struct tda18212_config kworld_ub435q_v3_config = { 380 .if_atsc_vsb = 3600, 381 .if_atsc_qam = 3600, 382 }; 383 384 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 385 .demod_address = (0x1e >> 1), 386 .no_tuner = 1, 387 .disable_i2c_gate_ctrl = 1, 388 .parallel_ts = 1, 389 .if2 = 45600, 390 }; 391 392 static struct drxd_config em28xx_drxd = { 393 .demod_address = 0x70, 394 .demod_revision = 0xa2, 395 .pll_type = DRXD_PLL_NONE, 396 .clock = 12000, 397 .insert_rs_byte = 1, 398 .IF = 42800000, 399 .disable_i2c_gate_ctrl = 1, 400 }; 401 402 static struct drxk_config terratec_h5_drxk = { 403 .adr = 0x29, 404 .single_master = 1, 405 .no_i2c_bridge = 1, 406 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 407 .qam_demod_parameter_count = 2, 408 }; 409 410 static struct drxk_config hauppauge_930c_drxk = { 411 .adr = 0x29, 412 .single_master = 1, 413 .no_i2c_bridge = 1, 414 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 415 .chunk_size = 56, 416 .qam_demod_parameter_count = 2, 417 }; 418 419 static struct drxk_config terratec_htc_stick_drxk = { 420 .adr = 0x29, 421 .single_master = 1, 422 .no_i2c_bridge = 1, 423 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 424 .chunk_size = 54, 425 .qam_demod_parameter_count = 2, 426 /* Required for the antenna_gpio to disable LNA. */ 427 .antenna_dvbt = true, 428 /* The windows driver uses the same. This will disable LNA. */ 429 .antenna_gpio = 0x6, 430 }; 431 432 static struct drxk_config maxmedia_ub425_tc_drxk = { 433 .adr = 0x29, 434 .single_master = 1, 435 .no_i2c_bridge = 1, 436 .microcode_name = "dvb-demod-drxk-01.fw", 437 .chunk_size = 62, 438 .qam_demod_parameter_count = 2, 439 }; 440 441 static struct drxk_config pctv_520e_drxk = { 442 .adr = 0x29, 443 .single_master = 1, 444 .microcode_name = "dvb-demod-drxk-pctv.fw", 445 .qam_demod_parameter_count = 2, 446 .chunk_size = 58, 447 .antenna_dvbt = true, /* disable LNA */ 448 .antenna_gpio = (1 << 2), /* disable LNA */ 449 }; 450 451 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 452 { 453 struct em28xx_dvb *dvb = fe->sec_priv; 454 int status; 455 456 if (!dvb) 457 return -EINVAL; 458 459 if (enable) { 460 down(&dvb->pll_mutex); 461 status = dvb->gate_ctrl(fe, 1); 462 } else { 463 status = dvb->gate_ctrl(fe, 0); 464 up(&dvb->pll_mutex); 465 } 466 return status; 467 } 468 469 static void hauppauge_hvr930c_init(struct em28xx *dev) 470 { 471 int i; 472 473 struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 474 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 475 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 476 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 477 { -1, -1, -1, -1}, 478 }; 479 struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 481 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 483 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 484 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 486 487 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 488 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 489 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 490 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 491 492 { -1, -1, -1, -1}, 493 }; 494 495 struct { 496 unsigned char r[4]; 497 int len; 498 } regs[] = { 499 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 500 {{ 0x01, 0x02 }, 2}, 501 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 502 {{ 0x01, 0x00 }, 2}, 503 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 504 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 505 {{ 0x01, 0x00 }, 2}, 506 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 507 {{ 0x04, 0x00 }, 2}, 508 {{ 0x00, 0x04 }, 2}, 509 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 510 {{ 0x04, 0x14 }, 2}, 511 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 512 }; 513 514 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 515 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 516 msleep(10); 517 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 518 msleep(10); 519 520 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 521 522 for (i = 0; i < ARRAY_SIZE(regs); i++) 523 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 524 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 525 526 msleep(100); 527 528 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 529 msleep(30); 530 531 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 532 msleep(10); 533 534 } 535 536 static void terratec_h5_init(struct em28xx *dev) 537 { 538 int i; 539 struct em28xx_reg_seq terratec_h5_init[] = { 540 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 541 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 542 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 543 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 544 { -1, -1, -1, -1}, 545 }; 546 struct em28xx_reg_seq terratec_h5_end[] = { 547 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 548 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 549 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 550 { -1, -1, -1, -1}, 551 }; 552 struct { 553 unsigned char r[4]; 554 int len; 555 } regs[] = { 556 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 557 {{ 0x01, 0x02 }, 2}, 558 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 559 {{ 0x01, 0x00 }, 2}, 560 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 561 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 562 {{ 0x01, 0x00 }, 2}, 563 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 564 {{ 0x04, 0x00 }, 2}, 565 {{ 0x00, 0x04 }, 2}, 566 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 567 {{ 0x04, 0x14 }, 2}, 568 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 569 }; 570 571 em28xx_gpio_set(dev, terratec_h5_init); 572 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 573 msleep(10); 574 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 575 msleep(10); 576 577 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 578 579 for (i = 0; i < ARRAY_SIZE(regs); i++) 580 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 581 em28xx_gpio_set(dev, terratec_h5_end); 582 }; 583 584 static void terratec_htc_stick_init(struct em28xx *dev) 585 { 586 int i; 587 588 /* 589 * GPIO configuration: 590 * 0xff: unknown (does not affect DVB-T). 591 * 0xf6: DRX-K (demodulator). 592 * 0xe6: unknown (does not affect DVB-T). 593 * 0xb6: unknown (does not affect DVB-T). 594 */ 595 struct em28xx_reg_seq terratec_htc_stick_init[] = { 596 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 597 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 598 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 599 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 600 { -1, -1, -1, -1}, 601 }; 602 struct em28xx_reg_seq terratec_htc_stick_end[] = { 603 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 604 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 605 { -1, -1, -1, -1}, 606 }; 607 608 /* 609 * Init the analog decoder (not yet supported), but 610 * it's probably still a good idea. 611 */ 612 struct { 613 unsigned char r[4]; 614 int len; 615 } regs[] = { 616 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 617 {{ 0x01, 0x02 }, 2}, 618 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 619 {{ 0x01, 0x00 }, 2}, 620 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 621 }; 622 623 em28xx_gpio_set(dev, terratec_htc_stick_init); 624 625 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 626 msleep(10); 627 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 628 msleep(10); 629 630 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 631 632 for (i = 0; i < ARRAY_SIZE(regs); i++) 633 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 634 635 em28xx_gpio_set(dev, terratec_htc_stick_end); 636 }; 637 638 static void terratec_htc_usb_xs_init(struct em28xx *dev) 639 { 640 int i; 641 642 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 643 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 644 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 645 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 646 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 647 { -1, -1, -1, -1}, 648 }; 649 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 650 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 651 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 652 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 653 { -1, -1, -1, -1}, 654 }; 655 656 /* 657 * Init the analog decoder (not yet supported), but 658 * it's probably still a good idea. 659 */ 660 struct { 661 unsigned char r[4]; 662 int len; 663 } regs[] = { 664 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 665 {{ 0x01, 0x02 }, 2}, 666 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 667 {{ 0x01, 0x00 }, 2}, 668 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 669 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 670 {{ 0x01, 0x00 }, 2}, 671 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 672 {{ 0x04, 0x00 }, 2}, 673 {{ 0x00, 0x04 }, 2}, 674 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 675 {{ 0x04, 0x14 }, 2}, 676 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 677 }; 678 679 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 680 681 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 682 683 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 684 msleep(10); 685 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 686 msleep(10); 687 688 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 689 690 for (i = 0; i < ARRAY_SIZE(regs); i++) 691 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 692 693 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 694 }; 695 696 static void pctv_520e_init(struct em28xx *dev) 697 { 698 /* 699 * Init AVF4910B analog decoder. Looks like I2C traffic to 700 * digital demodulator and tuner are routed via AVF4910B. 701 */ 702 int i; 703 struct { 704 unsigned char r[4]; 705 int len; 706 } regs[] = { 707 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 708 {{ 0x01, 0x02 }, 2}, 709 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 710 {{ 0x01, 0x00 }, 2}, 711 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 712 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 713 {{ 0x01, 0x00 }, 2}, 714 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 715 }; 716 717 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 718 719 for (i = 0; i < ARRAY_SIZE(regs); i++) 720 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 721 }; 722 723 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 724 { 725 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 726 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 727 struct em28xx *dev = i2c_bus->dev; 728 #ifdef CONFIG_GPIOLIB 729 struct em28xx_dvb *dvb = dev->dvb; 730 int ret; 731 unsigned long flags; 732 733 if (c->lna == 1) 734 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 735 else 736 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 737 738 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 739 if (ret) 740 dev_err(&dev->intf->dev, "gpio request failed %d\n", ret); 741 else 742 gpio_free(dvb->lna_gpio); 743 744 return ret; 745 #else 746 dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n", 747 KBUILD_MODNAME, c->lna); 748 return 0; 749 #endif 750 } 751 752 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 753 { 754 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 755 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 756 struct em28xx *dev = i2c_bus->dev; 757 u8 lna; 758 759 if (c->lna == 1) 760 lna = 0x01; 761 else 762 lna = 0x00; 763 764 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 765 } 766 767 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 768 { 769 /* Values extracted from a USB trace of the Terratec Windows driver */ 770 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 771 static u8 reset[] = { RESET, 0x80 }; 772 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 773 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 774 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 775 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 776 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 777 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 778 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 779 static u8 tuner_go[] = { TUNER_GO, 0x01}; 780 781 mt352_write(fe, clock_config, sizeof(clock_config)); 782 udelay(200); 783 mt352_write(fe, reset, sizeof(reset)); 784 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 785 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 786 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 787 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 788 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 789 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 790 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 791 mt352_write(fe, tuner_go, sizeof(tuner_go)); 792 return 0; 793 } 794 795 static void px_bcud_init(struct em28xx *dev) 796 { 797 int i; 798 struct { 799 unsigned char r[4]; 800 int len; 801 } regs1[] = { 802 {{ 0x0e, 0x77 }, 2}, 803 {{ 0x0f, 0x77 }, 2}, 804 {{ 0x03, 0x90 }, 2}, 805 }, regs2[] = { 806 {{ 0x07, 0x01 }, 2}, 807 {{ 0x08, 0x10 }, 2}, 808 {{ 0x13, 0x00 }, 2}, 809 {{ 0x17, 0x00 }, 2}, 810 {{ 0x03, 0x01 }, 2}, 811 {{ 0x10, 0xb1 }, 2}, 812 {{ 0x11, 0x40 }, 2}, 813 {{ 0x85, 0x7a }, 2}, 814 {{ 0x87, 0x04 }, 2}, 815 }; 816 static struct em28xx_reg_seq gpio[] = { 817 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300}, 818 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60}, 819 {EM28XX_R15_RGAIN, 0x20, 0xff, 0}, 820 {EM28XX_R16_GGAIN, 0x20, 0xff, 0}, 821 {EM28XX_R17_BGAIN, 0x20, 0xff, 0}, 822 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0}, 823 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0}, 824 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0}, 825 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0}, 826 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0}, 827 {EM28XX_R26_COMPR, 0x00, 0xff, 0}, 828 {0x13, 0x08, 0xff, 0}, 829 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0}, 830 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0}, 831 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0}, 832 {EM28XX_R10_VINMODE, 0x00, 0xff, 0}, 833 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0}, 834 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0}, 835 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0}, 836 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0}, 837 }; 838 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46); 839 /* sleeping ISDB-T */ 840 dev->dvb->i2c_client_demod->addr = 0x14; 841 for (i = 0; i < ARRAY_SIZE(regs1); i++) 842 i2c_master_send(dev->dvb->i2c_client_demod, regs1[i].r, 843 regs1[i].len); 844 /* sleeping ISDB-S */ 845 dev->dvb->i2c_client_demod->addr = 0x15; 846 for (i = 0; i < ARRAY_SIZE(regs2); i++) 847 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r, 848 regs2[i].len); 849 for (i = 0; i < ARRAY_SIZE(gpio); i++) { 850 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val, 851 gpio[i].mask); 852 if (gpio[i].sleep > 0) 853 msleep(gpio[i].sleep); 854 } 855 }; 856 857 static struct mt352_config terratec_xs_mt352_cfg = { 858 .demod_address = (0x1e >> 1), 859 .no_tuner = 1, 860 .if2 = 45600, 861 .demod_init = em28xx_mt352_terratec_xs_init, 862 }; 863 864 static struct tda10023_config em28xx_tda10023_config = { 865 .demod_address = 0x0c, 866 .invert = 1, 867 }; 868 869 static struct cxd2820r_config em28xx_cxd2820r_config = { 870 .i2c_address = (0xd8 >> 1), 871 .ts_mode = CXD2820R_TS_SERIAL, 872 }; 873 874 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 875 .output_opt = TDA18271_OUTPUT_LT_OFF, 876 .gate = TDA18271_GATE_DIGITAL, 877 }; 878 879 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 880 .demod_address = (0x1e >> 1), 881 .disable_i2c_gate_ctrl = 1, 882 .no_tuner = 1, 883 .parallel_ts = 1, 884 }; 885 886 static struct mt2060_config em28xx_mt2060_config = { 887 .i2c_address = 0x60, 888 }; 889 890 static struct qt1010_config em28xx_qt1010_config = { 891 .i2c_address = 0x62 892 }; 893 894 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 895 .demod_address = 0x10, 896 .is_serial = true, 897 }; 898 899 static struct tda18271_std_map mb86a20s_tda18271_config = { 900 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 901 .if_lvl = 1, .rfagc_top = 0x37, }, 902 }; 903 904 static struct tda18271_config c3tech_duo_tda18271_config = { 905 .std_map = &mb86a20s_tda18271_config, 906 .gate = TDA18271_GATE_DIGITAL, 907 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 908 }; 909 910 static struct tda18271_std_map drx_j_std_map = { 911 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 912 .rfagc_top = 0x37, }, 913 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 914 .rfagc_top = 0x37, }, 915 }; 916 917 static struct tda18271_config pinnacle_80e_dvb_config = { 918 .std_map = &drx_j_std_map, 919 .gate = TDA18271_GATE_DIGITAL, 920 .role = TDA18271_MASTER, 921 }; 922 923 /* ------------------------------------------------------------------ */ 924 925 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 926 { 927 struct dvb_frontend *fe; 928 struct xc2028_config cfg; 929 struct xc2028_ctrl ctl; 930 931 memset(&cfg, 0, sizeof(cfg)); 932 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 933 cfg.i2c_addr = addr; 934 935 memset(&ctl, 0, sizeof(ctl)); 936 em28xx_setup_xc3028(dev, &ctl); 937 cfg.ctrl = &ctl; 938 939 if (!dev->dvb->fe[0]) { 940 dev_err(&dev->intf->dev, 941 "dvb frontend not attached. Can't attach xc3028\n"); 942 return -EINVAL; 943 } 944 945 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 946 if (!fe) { 947 dev_err(&dev->intf->dev, "xc3028 attach failed\n"); 948 dvb_frontend_detach(dev->dvb->fe[0]); 949 dev->dvb->fe[0] = NULL; 950 return -EINVAL; 951 } 952 953 dev_info(&dev->intf->dev, "xc3028 attached\n"); 954 955 return 0; 956 } 957 958 /* ------------------------------------------------------------------ */ 959 960 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 961 struct em28xx *dev, struct device *device) 962 { 963 int result; 964 bool create_rf_connector = false; 965 966 mutex_init(&dvb->lock); 967 968 /* register adapter */ 969 result = dvb_register_adapter(&dvb->adapter, 970 dev_name(&dev->intf->dev), module, 971 device, adapter_nr); 972 if (result < 0) { 973 dev_warn(&dev->intf->dev, 974 "dvb_register_adapter failed (errno = %d)\n", 975 result); 976 goto fail_adapter; 977 } 978 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 979 dvb->adapter.mdev = dev->media_dev; 980 #endif 981 982 /* Ensure all frontends negotiate bus access */ 983 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 984 if (dvb->fe[1]) 985 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 986 987 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 988 989 /* register frontend */ 990 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 991 if (result < 0) { 992 dev_warn(&dev->intf->dev, 993 "dvb_register_frontend failed (errno = %d)\n", 994 result); 995 goto fail_frontend0; 996 } 997 998 /* register 2nd frontend */ 999 if (dvb->fe[1]) { 1000 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 1001 if (result < 0) { 1002 dev_warn(&dev->intf->dev, 1003 "2nd dvb_register_frontend failed (errno = %d)\n", 1004 result); 1005 goto fail_frontend1; 1006 } 1007 } 1008 1009 /* register demux stuff */ 1010 dvb->demux.dmx.capabilities = 1011 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 1012 DMX_MEMORY_BASED_FILTERING; 1013 dvb->demux.priv = dvb; 1014 dvb->demux.filternum = 256; 1015 dvb->demux.feednum = 256; 1016 dvb->demux.start_feed = em28xx_start_feed; 1017 dvb->demux.stop_feed = em28xx_stop_feed; 1018 1019 result = dvb_dmx_init(&dvb->demux); 1020 if (result < 0) { 1021 dev_warn(&dev->intf->dev, 1022 "dvb_dmx_init failed (errno = %d)\n", 1023 result); 1024 goto fail_dmx; 1025 } 1026 1027 dvb->dmxdev.filternum = 256; 1028 dvb->dmxdev.demux = &dvb->demux.dmx; 1029 dvb->dmxdev.capabilities = 0; 1030 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 1031 if (result < 0) { 1032 dev_warn(&dev->intf->dev, 1033 "dvb_dmxdev_init failed (errno = %d)\n", 1034 result); 1035 goto fail_dmxdev; 1036 } 1037 1038 dvb->fe_hw.source = DMX_FRONTEND_0; 1039 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1040 if (result < 0) { 1041 dev_warn(&dev->intf->dev, 1042 "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 1043 result); 1044 goto fail_fe_hw; 1045 } 1046 1047 dvb->fe_mem.source = DMX_MEMORY_FE; 1048 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1049 if (result < 0) { 1050 dev_warn(&dev->intf->dev, 1051 "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 1052 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 dev_warn(&dev->intf->dev, 1059 "connect_frontend failed (errno = %d)\n", 1060 result); 1061 goto fail_fe_conn; 1062 } 1063 1064 /* register network adapter */ 1065 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 1066 1067 /* If the analog part won't create RF connectors, DVB will do it */ 1068 if (!dev->has_video || (dev->tuner_type == TUNER_ABSENT)) 1069 create_rf_connector = true; 1070 1071 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector); 1072 if (result < 0) 1073 goto fail_create_graph; 1074 1075 return 0; 1076 1077 fail_create_graph: 1078 dvb_net_release(&dvb->net); 1079 fail_fe_conn: 1080 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1081 fail_fe_mem: 1082 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1083 fail_fe_hw: 1084 dvb_dmxdev_release(&dvb->dmxdev); 1085 fail_dmxdev: 1086 dvb_dmx_release(&dvb->demux); 1087 fail_dmx: 1088 if (dvb->fe[1]) 1089 dvb_unregister_frontend(dvb->fe[1]); 1090 dvb_unregister_frontend(dvb->fe[0]); 1091 fail_frontend1: 1092 if (dvb->fe[1]) 1093 dvb_frontend_detach(dvb->fe[1]); 1094 fail_frontend0: 1095 dvb_frontend_detach(dvb->fe[0]); 1096 dvb_unregister_adapter(&dvb->adapter); 1097 fail_adapter: 1098 return result; 1099 } 1100 1101 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1102 { 1103 dvb_net_release(&dvb->net); 1104 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1105 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1106 dvb_dmxdev_release(&dvb->dmxdev); 1107 dvb_dmx_release(&dvb->demux); 1108 if (dvb->fe[1]) 1109 dvb_unregister_frontend(dvb->fe[1]); 1110 dvb_unregister_frontend(dvb->fe[0]); 1111 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1112 dvb_frontend_detach(dvb->fe[1]); 1113 dvb_frontend_detach(dvb->fe[0]); 1114 dvb_unregister_adapter(&dvb->adapter); 1115 } 1116 1117 static int em28xx_dvb_init(struct em28xx *dev) 1118 { 1119 int result = 0; 1120 struct em28xx_dvb *dvb; 1121 1122 if (dev->is_audio_only) { 1123 /* Shouldn't initialize IR for this interface */ 1124 return 0; 1125 } 1126 1127 if (!dev->board.has_dvb) { 1128 /* This device does not support the extension */ 1129 return 0; 1130 } 1131 1132 dev_info(&dev->intf->dev, "Binding DVB extension\n"); 1133 1134 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); 1135 if (!dvb) 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 dev_err(&dev->intf->dev, 1157 "failed to pre-allocate USB transfer buffers for DVB.\n"); 1158 kfree(dvb); 1159 dev->dvb = NULL; 1160 return result; 1161 } 1162 1163 mutex_lock(&dev->lock); 1164 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1165 /* init frontend */ 1166 switch (dev->model) { 1167 case EM2874_BOARD_LEADERSHIP_ISDBT: 1168 dvb->fe[0] = dvb_attach(s921_attach, 1169 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); 1170 1171 if (!dvb->fe[0]) { 1172 result = -EINVAL; 1173 goto out_free; 1174 } 1175 1176 break; 1177 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1178 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1179 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1180 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1181 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1182 &em2880_lgdt3303_dev, 1183 &dev->i2c_adap[dev->def_i2c_bus]); 1184 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1185 result = -EINVAL; 1186 goto out_free; 1187 } 1188 break; 1189 case EM2880_BOARD_KWORLD_DVB_310U: 1190 dvb->fe[0] = dvb_attach(zl10353_attach, 1191 &em28xx_zl10353_with_xc3028, 1192 &dev->i2c_adap[dev->def_i2c_bus]); 1193 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1194 result = -EINVAL; 1195 goto out_free; 1196 } 1197 break; 1198 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1199 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1200 case EM2880_BOARD_EMPIRE_DUAL_TV: 1201 dvb->fe[0] = dvb_attach(zl10353_attach, 1202 &em28xx_zl10353_xc3028_no_i2c_gate, 1203 &dev->i2c_adap[dev->def_i2c_bus]); 1204 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1205 result = -EINVAL; 1206 goto out_free; 1207 } 1208 break; 1209 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1210 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1211 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1212 case EM2882_BOARD_DIKOM_DK300: 1213 case EM2882_BOARD_KWORLD_VS_DVBT: 1214 dvb->fe[0] = dvb_attach(zl10353_attach, 1215 &em28xx_zl10353_xc3028_no_i2c_gate, 1216 &dev->i2c_adap[dev->def_i2c_bus]); 1217 if (dvb->fe[0] == NULL) { 1218 /* This board could have either a zl10353 or a mt352. 1219 If the chip id isn't for zl10353, try mt352 */ 1220 dvb->fe[0] = dvb_attach(mt352_attach, 1221 &terratec_xs_mt352_cfg, 1222 &dev->i2c_adap[dev->def_i2c_bus]); 1223 } 1224 1225 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1226 result = -EINVAL; 1227 goto out_free; 1228 } 1229 break; 1230 case EM2870_BOARD_TERRATEC_XS_MT2060: 1231 dvb->fe[0] = dvb_attach(zl10353_attach, 1232 &em28xx_zl10353_no_i2c_gate_dev, 1233 &dev->i2c_adap[dev->def_i2c_bus]); 1234 if (dvb->fe[0] != NULL) { 1235 dvb_attach(mt2060_attach, dvb->fe[0], 1236 &dev->i2c_adap[dev->def_i2c_bus], 1237 &em28xx_mt2060_config, 1220); 1238 } 1239 break; 1240 case EM2870_BOARD_KWORLD_355U: 1241 dvb->fe[0] = dvb_attach(zl10353_attach, 1242 &em28xx_zl10353_no_i2c_gate_dev, 1243 &dev->i2c_adap[dev->def_i2c_bus]); 1244 if (dvb->fe[0] != NULL) 1245 dvb_attach(qt1010_attach, dvb->fe[0], 1246 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config); 1247 break; 1248 case EM2883_BOARD_KWORLD_HYBRID_330U: 1249 case EM2882_BOARD_EVGA_INDTUBE: 1250 dvb->fe[0] = dvb_attach(s5h1409_attach, 1251 &em28xx_s5h1409_with_xc3028, 1252 &dev->i2c_adap[dev->def_i2c_bus]); 1253 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1254 result = -EINVAL; 1255 goto out_free; 1256 } 1257 break; 1258 case EM2882_BOARD_KWORLD_ATSC_315U: 1259 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1260 &em2880_lgdt3303_dev, 1261 &dev->i2c_adap[dev->def_i2c_bus]); 1262 if (dvb->fe[0] != NULL) { 1263 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1264 &dev->i2c_adap[dev->def_i2c_bus], 1265 0x61, TUNER_THOMSON_DTT761X)) { 1266 result = -EINVAL; 1267 goto out_free; 1268 } 1269 } 1270 break; 1271 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1272 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1273 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1274 &dev->i2c_adap[dev->def_i2c_bus], 1275 &dev->intf->dev); 1276 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1277 result = -EINVAL; 1278 goto out_free; 1279 } 1280 break; 1281 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1282 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1283 dvb->fe[0] = dvb_attach(tda10023_attach, 1284 &em28xx_tda10023_config, 1285 &dev->i2c_adap[dev->def_i2c_bus], 0x48); 1286 if (dvb->fe[0]) { 1287 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1288 &dev->i2c_adap[dev->def_i2c_bus], 1289 0x60, TUNER_PHILIPS_CU1216L)) { 1290 result = -EINVAL; 1291 goto out_free; 1292 } 1293 } 1294 break; 1295 case EM2870_BOARD_KWORLD_A340: 1296 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1297 &em2870_lgdt3304_dev, 1298 &dev->i2c_adap[dev->def_i2c_bus]); 1299 if (!dvb->fe[0]) { 1300 result = -EINVAL; 1301 goto out_free; 1302 } 1303 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1304 &dev->i2c_adap[dev->def_i2c_bus], 1305 &kworld_a340_config)) { 1306 dvb_frontend_detach(dvb->fe[0]); 1307 result = -EINVAL; 1308 goto out_free; 1309 } 1310 break; 1311 case EM28174_BOARD_PCTV_290E: 1312 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1313 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1314 CXD2820R_GPIO_L; 1315 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1316 &em28xx_cxd2820r_config, 1317 &dev->i2c_adap[dev->def_i2c_bus], 1318 &dvb->lna_gpio); 1319 if (dvb->fe[0]) { 1320 /* FE 0 attach tuner */ 1321 if (!dvb_attach(tda18271_attach, 1322 dvb->fe[0], 1323 0x60, 1324 &dev->i2c_adap[dev->def_i2c_bus], 1325 &em28xx_cxd2820r_tda18271_config)) { 1326 1327 dvb_frontend_detach(dvb->fe[0]); 1328 result = -EINVAL; 1329 goto out_free; 1330 } 1331 1332 #ifdef CONFIG_GPIOLIB 1333 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1334 result = gpio_request_one(dvb->lna_gpio, 1335 GPIOF_OUT_INIT_LOW, NULL); 1336 if (result) 1337 dev_err(&dev->intf->dev, 1338 "gpio request failed %d\n", 1339 result); 1340 else 1341 gpio_free(dvb->lna_gpio); 1342 1343 result = 0; /* continue even set LNA fails */ 1344 #endif 1345 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1346 } 1347 1348 break; 1349 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1350 { 1351 struct xc5000_config cfg; 1352 1353 hauppauge_hvr930c_init(dev); 1354 1355 dvb->fe[0] = dvb_attach(drxk_attach, 1356 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1357 if (!dvb->fe[0]) { 1358 result = -EINVAL; 1359 goto out_free; 1360 } 1361 /* FIXME: do we need a pll semaphore? */ 1362 dvb->fe[0]->sec_priv = dvb; 1363 sema_init(&dvb->pll_mutex, 1); 1364 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1365 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1366 1367 /* Attach xc5000 */ 1368 memset(&cfg, 0, sizeof(cfg)); 1369 cfg.i2c_address = 0x61; 1370 cfg.if_khz = 4000; 1371 1372 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1373 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1374 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1375 &cfg)) { 1376 result = -EINVAL; 1377 goto out_free; 1378 } 1379 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1380 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1381 1382 break; 1383 } 1384 case EM2884_BOARD_TERRATEC_H5: 1385 terratec_h5_init(dev); 1386 1387 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1388 if (!dvb->fe[0]) { 1389 result = -EINVAL; 1390 goto out_free; 1391 } 1392 /* FIXME: do we need a pll semaphore? */ 1393 dvb->fe[0]->sec_priv = dvb; 1394 sema_init(&dvb->pll_mutex, 1); 1395 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1396 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1397 1398 /* Attach tda18271 to DVB-C frontend */ 1399 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1400 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1401 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1402 result = -EINVAL; 1403 goto out_free; 1404 } 1405 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1406 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1407 1408 break; 1409 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1410 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1411 &c3tech_duo_mb86a20s_config, 1412 &dev->i2c_adap[dev->def_i2c_bus]); 1413 if (dvb->fe[0] != NULL) 1414 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1415 &dev->i2c_adap[dev->def_i2c_bus], 1416 &c3tech_duo_tda18271_config); 1417 break; 1418 case EM28174_BOARD_PCTV_460E: { 1419 struct i2c_client *client; 1420 struct i2c_board_info board_info; 1421 struct tda10071_platform_data tda10071_pdata = {}; 1422 struct a8293_platform_data a8293_pdata = {}; 1423 1424 /* attach demod + tuner combo */ 1425 tda10071_pdata.clk = 40444000, /* 40.444 MHz */ 1426 tda10071_pdata.i2c_wr_max = 64, 1427 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL, 1428 tda10071_pdata.pll_multiplier = 20, 1429 tda10071_pdata.tuner_i2c_addr = 0x14, 1430 memset(&board_info, 0, sizeof(board_info)); 1431 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE); 1432 board_info.addr = 0x55; 1433 board_info.platform_data = &tda10071_pdata; 1434 request_module("tda10071"); 1435 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1436 if (client == NULL || client->dev.driver == NULL) { 1437 result = -ENODEV; 1438 goto out_free; 1439 } 1440 if (!try_module_get(client->dev.driver->owner)) { 1441 i2c_unregister_device(client); 1442 result = -ENODEV; 1443 goto out_free; 1444 } 1445 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client); 1446 dvb->i2c_client_demod = client; 1447 1448 /* attach SEC */ 1449 a8293_pdata.dvb_frontend = dvb->fe[0]; 1450 memset(&board_info, 0, sizeof(board_info)); 1451 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1452 board_info.addr = 0x08; 1453 board_info.platform_data = &a8293_pdata; 1454 request_module("a8293"); 1455 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1456 if (client == NULL || client->dev.driver == NULL) { 1457 module_put(dvb->i2c_client_demod->dev.driver->owner); 1458 i2c_unregister_device(dvb->i2c_client_demod); 1459 result = -ENODEV; 1460 goto out_free; 1461 } 1462 if (!try_module_get(client->dev.driver->owner)) { 1463 i2c_unregister_device(client); 1464 module_put(dvb->i2c_client_demod->dev.driver->owner); 1465 i2c_unregister_device(dvb->i2c_client_demod); 1466 result = -ENODEV; 1467 goto out_free; 1468 } 1469 dvb->i2c_client_sec = client; 1470 break; 1471 } 1472 case EM2874_BOARD_DELOCK_61959: 1473 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1474 /* attach demodulator */ 1475 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1476 &dev->i2c_adap[dev->def_i2c_bus]); 1477 1478 if (dvb->fe[0]) { 1479 /* disable I2C-gate */ 1480 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1481 1482 /* attach tuner */ 1483 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1484 &dev->i2c_adap[dev->def_i2c_bus], 1485 &em28xx_cxd2820r_tda18271_config)) { 1486 dvb_frontend_detach(dvb->fe[0]); 1487 result = -EINVAL; 1488 goto out_free; 1489 } 1490 } 1491 break; 1492 case EM2884_BOARD_PCTV_510E: 1493 case EM2884_BOARD_PCTV_520E: 1494 pctv_520e_init(dev); 1495 1496 /* attach demodulator */ 1497 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1498 &dev->i2c_adap[dev->def_i2c_bus]); 1499 1500 if (dvb->fe[0]) { 1501 /* attach tuner */ 1502 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1503 &dev->i2c_adap[dev->def_i2c_bus], 1504 &em28xx_cxd2820r_tda18271_config)) { 1505 dvb_frontend_detach(dvb->fe[0]); 1506 result = -EINVAL; 1507 goto out_free; 1508 } 1509 } 1510 break; 1511 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: 1512 case EM2884_BOARD_CINERGY_HTC_STICK: 1513 terratec_htc_stick_init(dev); 1514 1515 /* attach demodulator */ 1516 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1517 &dev->i2c_adap[dev->def_i2c_bus]); 1518 if (!dvb->fe[0]) { 1519 result = -EINVAL; 1520 goto out_free; 1521 } 1522 1523 /* Attach the demodulator. */ 1524 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1525 &dev->i2c_adap[dev->def_i2c_bus], 1526 &em28xx_cxd2820r_tda18271_config)) { 1527 result = -EINVAL; 1528 goto out_free; 1529 } 1530 break; 1531 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1532 terratec_htc_usb_xs_init(dev); 1533 1534 /* attach demodulator */ 1535 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1536 &dev->i2c_adap[dev->def_i2c_bus]); 1537 if (!dvb->fe[0]) { 1538 result = -EINVAL; 1539 goto out_free; 1540 } 1541 1542 /* Attach the demodulator. */ 1543 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1544 &dev->i2c_adap[dev->def_i2c_bus], 1545 &em28xx_cxd2820r_tda18271_config)) { 1546 result = -EINVAL; 1547 goto out_free; 1548 } 1549 break; 1550 case EM2874_BOARD_KWORLD_UB435Q_V2: 1551 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1552 &em2874_lgdt3305_dev, 1553 &dev->i2c_adap[dev->def_i2c_bus]); 1554 if (!dvb->fe[0]) { 1555 result = -EINVAL; 1556 goto out_free; 1557 } 1558 1559 /* Attach the demodulator. */ 1560 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1561 &dev->i2c_adap[dev->def_i2c_bus], 1562 &kworld_ub435q_v2_config)) { 1563 result = -EINVAL; 1564 goto out_free; 1565 } 1566 break; 1567 case EM2874_BOARD_KWORLD_UB435Q_V3: 1568 { 1569 struct i2c_client *client; 1570 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; 1571 struct i2c_board_info board_info = { 1572 .type = "tda18212", 1573 .addr = 0x60, 1574 .platform_data = &kworld_ub435q_v3_config, 1575 }; 1576 1577 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1578 &em2874_lgdt3305_nogate_dev, 1579 &dev->i2c_adap[dev->def_i2c_bus]); 1580 if (!dvb->fe[0]) { 1581 result = -EINVAL; 1582 goto out_free; 1583 } 1584 1585 /* attach tuner */ 1586 kworld_ub435q_v3_config.fe = dvb->fe[0]; 1587 request_module("tda18212"); 1588 client = i2c_new_device(adapter, &board_info); 1589 if (client == NULL || client->dev.driver == NULL) { 1590 dvb_frontend_detach(dvb->fe[0]); 1591 result = -ENODEV; 1592 goto out_free; 1593 } 1594 1595 if (!try_module_get(client->dev.driver->owner)) { 1596 i2c_unregister_device(client); 1597 dvb_frontend_detach(dvb->fe[0]); 1598 result = -ENODEV; 1599 goto out_free; 1600 } 1601 1602 dvb->i2c_client_tuner = client; 1603 break; 1604 } 1605 case EM2874_BOARD_PCTV_HD_MINI_80E: 1606 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); 1607 if (dvb->fe[0] != NULL) { 1608 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1609 &dev->i2c_adap[dev->def_i2c_bus], 1610 &pinnacle_80e_dvb_config); 1611 if (!dvb->fe[0]) { 1612 result = -EINVAL; 1613 goto out_free; 1614 } 1615 } 1616 break; 1617 case EM28178_BOARD_PCTV_461E: { 1618 struct i2c_client *client; 1619 struct i2c_adapter *i2c_adapter; 1620 struct i2c_board_info board_info; 1621 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1622 struct ts2020_config ts2020_config = {}; 1623 struct a8293_platform_data a8293_pdata = {}; 1624 1625 /* attach demod */ 1626 m88ds3103_pdata.clk = 27000000; 1627 m88ds3103_pdata.i2c_wr_max = 33; 1628 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1629 m88ds3103_pdata.ts_clk = 16000; 1630 m88ds3103_pdata.ts_clk_pol = 1; 1631 m88ds3103_pdata.agc = 0x99; 1632 memset(&board_info, 0, sizeof(board_info)); 1633 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE); 1634 board_info.addr = 0x68; 1635 board_info.platform_data = &m88ds3103_pdata; 1636 request_module("m88ds3103"); 1637 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1638 if (client == NULL || client->dev.driver == NULL) { 1639 result = -ENODEV; 1640 goto out_free; 1641 } 1642 if (!try_module_get(client->dev.driver->owner)) { 1643 i2c_unregister_device(client); 1644 result = -ENODEV; 1645 goto out_free; 1646 } 1647 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client); 1648 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client); 1649 dvb->i2c_client_demod = client; 1650 1651 /* attach tuner */ 1652 ts2020_config.fe = dvb->fe[0]; 1653 memset(&board_info, 0, sizeof(board_info)); 1654 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE); 1655 board_info.addr = 0x60; 1656 board_info.platform_data = &ts2020_config; 1657 request_module("ts2020"); 1658 client = i2c_new_device(i2c_adapter, &board_info); 1659 if (client == NULL || client->dev.driver == NULL) { 1660 module_put(dvb->i2c_client_demod->dev.driver->owner); 1661 i2c_unregister_device(dvb->i2c_client_demod); 1662 result = -ENODEV; 1663 goto out_free; 1664 } 1665 if (!try_module_get(client->dev.driver->owner)) { 1666 i2c_unregister_device(client); 1667 module_put(dvb->i2c_client_demod->dev.driver->owner); 1668 i2c_unregister_device(dvb->i2c_client_demod); 1669 result = -ENODEV; 1670 goto out_free; 1671 } 1672 dvb->i2c_client_tuner = client; 1673 /* delegate signal strength measurement to tuner */ 1674 dvb->fe[0]->ops.read_signal_strength = 1675 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1676 1677 /* attach SEC */ 1678 a8293_pdata.dvb_frontend = dvb->fe[0]; 1679 memset(&board_info, 0, sizeof(board_info)); 1680 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1681 board_info.addr = 0x08; 1682 board_info.platform_data = &a8293_pdata; 1683 request_module("a8293"); 1684 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1685 if (client == NULL || client->dev.driver == NULL) { 1686 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1687 i2c_unregister_device(dvb->i2c_client_tuner); 1688 module_put(dvb->i2c_client_demod->dev.driver->owner); 1689 i2c_unregister_device(dvb->i2c_client_demod); 1690 result = -ENODEV; 1691 goto out_free; 1692 } 1693 if (!try_module_get(client->dev.driver->owner)) { 1694 i2c_unregister_device(client); 1695 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1696 i2c_unregister_device(dvb->i2c_client_tuner); 1697 module_put(dvb->i2c_client_demod->dev.driver->owner); 1698 i2c_unregister_device(dvb->i2c_client_demod); 1699 result = -ENODEV; 1700 goto out_free; 1701 } 1702 dvb->i2c_client_sec = client; 1703 break; 1704 } 1705 case EM28178_BOARD_PCTV_292E: 1706 { 1707 struct i2c_adapter *adapter; 1708 struct i2c_client *client; 1709 struct i2c_board_info info; 1710 struct si2168_config si2168_config; 1711 struct si2157_config si2157_config; 1712 1713 /* attach demod */ 1714 memset(&si2168_config, 0, sizeof(si2168_config)); 1715 si2168_config.i2c_adapter = &adapter; 1716 si2168_config.fe = &dvb->fe[0]; 1717 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1718 memset(&info, 0, sizeof(struct i2c_board_info)); 1719 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1720 info.addr = 0x64; 1721 info.platform_data = &si2168_config; 1722 request_module(info.type); 1723 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1724 if (client == NULL || client->dev.driver == NULL) { 1725 result = -ENODEV; 1726 goto out_free; 1727 } 1728 1729 if (!try_module_get(client->dev.driver->owner)) { 1730 i2c_unregister_device(client); 1731 result = -ENODEV; 1732 goto out_free; 1733 } 1734 1735 dvb->i2c_client_demod = client; 1736 1737 /* attach tuner */ 1738 memset(&si2157_config, 0, sizeof(si2157_config)); 1739 si2157_config.fe = dvb->fe[0]; 1740 si2157_config.if_port = 1; 1741 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1742 si2157_config.mdev = dev->media_dev; 1743 #endif 1744 memset(&info, 0, sizeof(struct i2c_board_info)); 1745 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1746 info.addr = 0x60; 1747 info.platform_data = &si2157_config; 1748 request_module(info.type); 1749 client = i2c_new_device(adapter, &info); 1750 if (client == NULL || client->dev.driver == NULL) { 1751 module_put(dvb->i2c_client_demod->dev.driver->owner); 1752 i2c_unregister_device(dvb->i2c_client_demod); 1753 result = -ENODEV; 1754 goto out_free; 1755 } 1756 1757 if (!try_module_get(client->dev.driver->owner)) { 1758 i2c_unregister_device(client); 1759 module_put(dvb->i2c_client_demod->dev.driver->owner); 1760 i2c_unregister_device(dvb->i2c_client_demod); 1761 result = -ENODEV; 1762 goto out_free; 1763 } 1764 1765 dvb->i2c_client_tuner = client; 1766 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1767 } 1768 break; 1769 case EM28178_BOARD_TERRATEC_T2_STICK_HD: 1770 { 1771 struct i2c_adapter *adapter; 1772 struct i2c_client *client; 1773 struct i2c_board_info info; 1774 struct si2168_config si2168_config; 1775 struct si2157_config si2157_config; 1776 1777 /* attach demod */ 1778 memset(&si2168_config, 0, sizeof(si2168_config)); 1779 si2168_config.i2c_adapter = &adapter; 1780 si2168_config.fe = &dvb->fe[0]; 1781 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1782 memset(&info, 0, sizeof(struct i2c_board_info)); 1783 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1784 info.addr = 0x64; 1785 info.platform_data = &si2168_config; 1786 request_module(info.type); 1787 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1788 if (client == NULL || client->dev.driver == NULL) { 1789 result = -ENODEV; 1790 goto out_free; 1791 } 1792 1793 if (!try_module_get(client->dev.driver->owner)) { 1794 i2c_unregister_device(client); 1795 result = -ENODEV; 1796 goto out_free; 1797 } 1798 1799 dvb->i2c_client_demod = client; 1800 1801 /* attach tuner */ 1802 memset(&si2157_config, 0, sizeof(si2157_config)); 1803 si2157_config.fe = dvb->fe[0]; 1804 si2157_config.if_port = 0; 1805 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1806 si2157_config.mdev = dev->media_dev; 1807 #endif 1808 memset(&info, 0, sizeof(struct i2c_board_info)); 1809 strlcpy(info.type, "si2146", I2C_NAME_SIZE); 1810 info.addr = 0x60; 1811 info.platform_data = &si2157_config; 1812 request_module("si2157"); 1813 client = i2c_new_device(adapter, &info); 1814 if (client == NULL || client->dev.driver == NULL) { 1815 module_put(dvb->i2c_client_demod->dev.driver->owner); 1816 i2c_unregister_device(dvb->i2c_client_demod); 1817 result = -ENODEV; 1818 goto out_free; 1819 } 1820 1821 if (!try_module_get(client->dev.driver->owner)) { 1822 i2c_unregister_device(client); 1823 module_put(dvb->i2c_client_demod->dev.driver->owner); 1824 i2c_unregister_device(dvb->i2c_client_demod); 1825 result = -ENODEV; 1826 goto out_free; 1827 } 1828 1829 dvb->i2c_client_tuner = client; 1830 } 1831 break; 1832 1833 case EM28178_BOARD_PLEX_PX_BCUD: 1834 { 1835 struct i2c_client *client; 1836 struct i2c_board_info info; 1837 struct tc90522_config tc90522_config; 1838 struct qm1d1c0042_config qm1d1c0042_config; 1839 1840 /* attach demod */ 1841 memset(&tc90522_config, 0, sizeof(tc90522_config)); 1842 memset(&info, 0, sizeof(struct i2c_board_info)); 1843 strlcpy(info.type, "tc90522sat", I2C_NAME_SIZE); 1844 info.addr = 0x15; 1845 info.platform_data = &tc90522_config; 1846 request_module("tc90522"); 1847 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1848 if (client == NULL || client->dev.driver == NULL) { 1849 result = -ENODEV; 1850 goto out_free; 1851 } 1852 dvb->i2c_client_demod = client; 1853 if (!try_module_get(client->dev.driver->owner)) { 1854 i2c_unregister_device(client); 1855 result = -ENODEV; 1856 goto out_free; 1857 } 1858 1859 /* attach tuner */ 1860 memset(&qm1d1c0042_config, 0, 1861 sizeof(qm1d1c0042_config)); 1862 qm1d1c0042_config.fe = tc90522_config.fe; 1863 qm1d1c0042_config.lpf = 1; 1864 memset(&info, 0, sizeof(struct i2c_board_info)); 1865 strlcpy(info.type, "qm1d1c0042", I2C_NAME_SIZE); 1866 info.addr = 0x61; 1867 info.platform_data = &qm1d1c0042_config; 1868 request_module(info.type); 1869 client = i2c_new_device(tc90522_config.tuner_i2c, 1870 &info); 1871 if (client == NULL || client->dev.driver == NULL) { 1872 module_put(dvb->i2c_client_demod->dev.driver->owner); 1873 i2c_unregister_device(dvb->i2c_client_demod); 1874 result = -ENODEV; 1875 goto out_free; 1876 } 1877 dvb->i2c_client_tuner = client; 1878 if (!try_module_get(client->dev.driver->owner)) { 1879 i2c_unregister_device(client); 1880 module_put(dvb->i2c_client_demod->dev.driver->owner); 1881 i2c_unregister_device(dvb->i2c_client_demod); 1882 result = -ENODEV; 1883 goto out_free; 1884 } 1885 dvb->fe[0] = tc90522_config.fe; 1886 px_bcud_init(dev); 1887 } 1888 break; 1889 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB: 1890 { 1891 struct i2c_adapter *adapter; 1892 struct i2c_client *client; 1893 struct i2c_board_info info; 1894 struct si2168_config si2168_config; 1895 struct si2157_config si2157_config; 1896 1897 /* attach demod */ 1898 memset(&si2168_config, 0, sizeof(si2168_config)); 1899 si2168_config.i2c_adapter = &adapter; 1900 si2168_config.fe = &dvb->fe[0]; 1901 si2168_config.ts_mode = SI2168_TS_SERIAL; 1902 memset(&info, 0, sizeof(struct i2c_board_info)); 1903 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1904 info.addr = 0x64; 1905 info.platform_data = &si2168_config; 1906 request_module(info.type); 1907 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1908 if (client == NULL || client->dev.driver == NULL) { 1909 result = -ENODEV; 1910 goto out_free; 1911 } 1912 1913 if (!try_module_get(client->dev.driver->owner)) { 1914 i2c_unregister_device(client); 1915 result = -ENODEV; 1916 goto out_free; 1917 } 1918 1919 dvb->i2c_client_demod = client; 1920 1921 /* attach tuner */ 1922 memset(&si2157_config, 0, sizeof(si2157_config)); 1923 si2157_config.fe = dvb->fe[0]; 1924 si2157_config.if_port = 1; 1925 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 1926 si2157_config.mdev = dev->media_dev; 1927 #endif 1928 memset(&info, 0, sizeof(struct i2c_board_info)); 1929 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1930 info.addr = 0x60; 1931 info.platform_data = &si2157_config; 1932 request_module(info.type); 1933 client = i2c_new_device(adapter, &info); 1934 if (client == NULL || client->dev.driver == NULL) { 1935 module_put(dvb->i2c_client_demod->dev.driver->owner); 1936 i2c_unregister_device(dvb->i2c_client_demod); 1937 result = -ENODEV; 1938 goto out_free; 1939 } 1940 1941 if (!try_module_get(client->dev.driver->owner)) { 1942 i2c_unregister_device(client); 1943 module_put(dvb->i2c_client_demod->dev.driver->owner); 1944 i2c_unregister_device(dvb->i2c_client_demod); 1945 result = -ENODEV; 1946 goto out_free; 1947 } 1948 1949 dvb->i2c_client_tuner = client; 1950 1951 } 1952 break; 1953 default: 1954 dev_err(&dev->intf->dev, 1955 "The frontend of your DVB/ATSC card isn't supported yet\n"); 1956 break; 1957 } 1958 if (NULL == dvb->fe[0]) { 1959 dev_err(&dev->intf->dev, "frontend initialization failed\n"); 1960 result = -EINVAL; 1961 goto out_free; 1962 } 1963 /* define general-purpose callback pointer */ 1964 dvb->fe[0]->callback = em28xx_tuner_callback; 1965 if (dvb->fe[1]) 1966 dvb->fe[1]->callback = em28xx_tuner_callback; 1967 1968 /* register everything */ 1969 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev); 1970 1971 if (result < 0) 1972 goto out_free; 1973 1974 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n"); 1975 1976 kref_get(&dev->ref); 1977 1978 ret: 1979 em28xx_set_mode(dev, EM28XX_SUSPEND); 1980 mutex_unlock(&dev->lock); 1981 return result; 1982 1983 out_free: 1984 kfree(dvb); 1985 dev->dvb = NULL; 1986 goto ret; 1987 } 1988 1989 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 1990 { 1991 ops->set_voltage = NULL; 1992 ops->sleep = NULL; 1993 ops->tuner_ops.sleep = NULL; 1994 } 1995 1996 static int em28xx_dvb_fini(struct em28xx *dev) 1997 { 1998 struct em28xx_dvb *dvb; 1999 struct i2c_client *client; 2000 2001 if (dev->is_audio_only) { 2002 /* Shouldn't initialize IR for this interface */ 2003 return 0; 2004 } 2005 2006 if (!dev->board.has_dvb) { 2007 /* This device does not support the extension */ 2008 return 0; 2009 } 2010 2011 if (!dev->dvb) 2012 return 0; 2013 2014 dev_info(&dev->intf->dev, "Closing DVB extension\n"); 2015 2016 dvb = dev->dvb; 2017 2018 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 2019 2020 if (dev->disconnected) { 2021 /* We cannot tell the device to sleep 2022 * once it has been unplugged. */ 2023 if (dvb->fe[0]) { 2024 prevent_sleep(&dvb->fe[0]->ops); 2025 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; 2026 } 2027 if (dvb->fe[1]) { 2028 prevent_sleep(&dvb->fe[1]->ops); 2029 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; 2030 } 2031 } 2032 2033 /* remove I2C SEC */ 2034 client = dvb->i2c_client_sec; 2035 if (client) { 2036 module_put(client->dev.driver->owner); 2037 i2c_unregister_device(client); 2038 } 2039 2040 /* remove I2C tuner */ 2041 client = dvb->i2c_client_tuner; 2042 if (client) { 2043 module_put(client->dev.driver->owner); 2044 i2c_unregister_device(client); 2045 } 2046 2047 /* remove I2C demod */ 2048 client = dvb->i2c_client_demod; 2049 if (client) { 2050 module_put(client->dev.driver->owner); 2051 i2c_unregister_device(client); 2052 } 2053 2054 em28xx_unregister_dvb(dvb); 2055 kfree(dvb); 2056 dev->dvb = NULL; 2057 kref_put(&dev->ref, em28xx_free_device); 2058 2059 return 0; 2060 } 2061 2062 static int em28xx_dvb_suspend(struct em28xx *dev) 2063 { 2064 int ret = 0; 2065 2066 if (dev->is_audio_only) 2067 return 0; 2068 2069 if (!dev->board.has_dvb) 2070 return 0; 2071 2072 dev_info(&dev->intf->dev, "Suspending DVB extension\n"); 2073 if (dev->dvb) { 2074 struct em28xx_dvb *dvb = dev->dvb; 2075 2076 if (dvb->fe[0]) { 2077 ret = dvb_frontend_suspend(dvb->fe[0]); 2078 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret); 2079 } 2080 if (dvb->fe[1]) { 2081 dvb_frontend_suspend(dvb->fe[1]); 2082 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret); 2083 } 2084 } 2085 2086 return 0; 2087 } 2088 2089 static int em28xx_dvb_resume(struct em28xx *dev) 2090 { 2091 int ret = 0; 2092 2093 if (dev->is_audio_only) 2094 return 0; 2095 2096 if (!dev->board.has_dvb) 2097 return 0; 2098 2099 dev_info(&dev->intf->dev, "Resuming DVB extension\n"); 2100 if (dev->dvb) { 2101 struct em28xx_dvb *dvb = dev->dvb; 2102 2103 if (dvb->fe[0]) { 2104 ret = dvb_frontend_resume(dvb->fe[0]); 2105 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret); 2106 } 2107 2108 if (dvb->fe[1]) { 2109 ret = dvb_frontend_resume(dvb->fe[1]); 2110 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret); 2111 } 2112 } 2113 2114 return 0; 2115 } 2116 2117 static struct em28xx_ops dvb_ops = { 2118 .id = EM28XX_DVB, 2119 .name = "Em28xx dvb Extension", 2120 .init = em28xx_dvb_init, 2121 .fini = em28xx_dvb_fini, 2122 .suspend = em28xx_dvb_suspend, 2123 .resume = em28xx_dvb_resume, 2124 }; 2125 2126 static int __init em28xx_dvb_register(void) 2127 { 2128 return em28xx_register_extension(&dvb_ops); 2129 } 2130 2131 static void __exit em28xx_dvb_unregister(void) 2132 { 2133 em28xx_unregister_extension(&dvb_ops); 2134 } 2135 2136 module_init(em28xx_dvb_register); 2137 module_exit(em28xx_dvb_unregister); 2138