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 62 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); 63 MODULE_LICENSE("GPL"); 64 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 65 MODULE_VERSION(EM28XX_VERSION); 66 67 static unsigned int debug; 68 module_param(debug, int, 0644); 69 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 70 71 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 72 73 #define dprintk(level, fmt, arg...) do { \ 74 if (debug >= level) \ 75 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \ 76 } while (0) 77 78 struct em28xx_dvb { 79 struct dvb_frontend *fe[2]; 80 81 /* feed count management */ 82 struct mutex lock; 83 int nfeeds; 84 85 /* general boilerplate stuff */ 86 struct dvb_adapter adapter; 87 struct dvb_demux demux; 88 struct dmxdev dmxdev; 89 struct dmx_frontend fe_hw; 90 struct dmx_frontend fe_mem; 91 struct dvb_net net; 92 93 /* Due to DRX-K - probably need changes */ 94 int (*gate_ctrl)(struct dvb_frontend *, int); 95 struct semaphore pll_mutex; 96 bool dont_attach_fe1; 97 int lna_gpio; 98 struct i2c_client *i2c_client_demod; 99 struct i2c_client *i2c_client_tuner; 100 struct i2c_client *i2c_client_sec; 101 }; 102 103 static inline void print_err_status(struct em28xx *dev, 104 int packet, int status) 105 { 106 char *errmsg = "Unknown"; 107 108 switch (status) { 109 case -ENOENT: 110 errmsg = "unlinked synchronuously"; 111 break; 112 case -ECONNRESET: 113 errmsg = "unlinked asynchronuously"; 114 break; 115 case -ENOSR: 116 errmsg = "Buffer error (overrun)"; 117 break; 118 case -EPIPE: 119 errmsg = "Stalled (device not responding)"; 120 break; 121 case -EOVERFLOW: 122 errmsg = "Babble (bad cable?)"; 123 break; 124 case -EPROTO: 125 errmsg = "Bit-stuff error (bad cable?)"; 126 break; 127 case -EILSEQ: 128 errmsg = "CRC/Timeout (could be anything)"; 129 break; 130 case -ETIME: 131 errmsg = "Device does not respond"; 132 break; 133 } 134 if (packet < 0) { 135 dprintk(1, "URB status %d [%s].\n", status, errmsg); 136 } else { 137 dprintk(1, "URB packet %d, status %d [%s].\n", 138 packet, status, errmsg); 139 } 140 } 141 142 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) 143 { 144 int xfer_bulk, num_packets, i; 145 146 if (!dev) 147 return 0; 148 149 if (dev->disconnected) 150 return 0; 151 152 if (urb->status < 0) 153 print_err_status(dev, -1, urb->status); 154 155 xfer_bulk = usb_pipebulk(urb->pipe); 156 157 if (xfer_bulk) /* bulk */ 158 num_packets = 1; 159 else /* isoc */ 160 num_packets = urb->number_of_packets; 161 162 for (i = 0; i < num_packets; i++) { 163 if (xfer_bulk) { 164 if (urb->status < 0) { 165 print_err_status(dev, i, urb->status); 166 if (urb->status != -EPROTO) 167 continue; 168 } 169 if (!urb->actual_length) 170 continue; 171 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, 172 urb->actual_length); 173 } else { 174 if (urb->iso_frame_desc[i].status < 0) { 175 print_err_status(dev, i, 176 urb->iso_frame_desc[i].status); 177 if (urb->iso_frame_desc[i].status != -EPROTO) 178 continue; 179 } 180 if (!urb->iso_frame_desc[i].actual_length) 181 continue; 182 dvb_dmx_swfilter(&dev->dvb->demux, 183 urb->transfer_buffer + 184 urb->iso_frame_desc[i].offset, 185 urb->iso_frame_desc[i].actual_length); 186 } 187 } 188 189 return 0; 190 } 191 192 static int em28xx_start_streaming(struct em28xx_dvb *dvb) 193 { 194 int rc; 195 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 196 struct em28xx *dev = i2c_bus->dev; 197 int dvb_max_packet_size, packet_multiplier, dvb_alt; 198 199 if (dev->dvb_xfer_bulk) { 200 if (!dev->dvb_ep_bulk) 201 return -ENODEV; 202 dvb_max_packet_size = 512; /* USB 2.0 spec */ 203 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; 204 dvb_alt = 0; 205 } else { /* isoc */ 206 if (!dev->dvb_ep_isoc) 207 return -ENODEV; 208 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; 209 if (dvb_max_packet_size < 0) 210 return dvb_max_packet_size; 211 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; 212 dvb_alt = dev->dvb_alt_isoc; 213 } 214 215 usb_set_interface(dev->udev, dev->ifnum, dvb_alt); 216 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 217 if (rc < 0) 218 return rc; 219 220 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 221 EM28XX_DVB_NUM_BUFS, 222 packet_multiplier, 223 dvb_max_packet_size, dvb_alt); 224 225 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 226 dev->dvb_xfer_bulk, 227 EM28XX_DVB_NUM_BUFS, 228 dvb_max_packet_size, 229 packet_multiplier, 230 em28xx_dvb_urb_data_copy); 231 } 232 233 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 234 { 235 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 236 struct em28xx *dev = i2c_bus->dev; 237 238 em28xx_stop_urbs(dev); 239 240 return 0; 241 } 242 243 static int em28xx_start_feed(struct dvb_demux_feed *feed) 244 { 245 struct dvb_demux *demux = feed->demux; 246 struct em28xx_dvb *dvb = demux->priv; 247 int rc, ret; 248 249 if (!demux->dmx.frontend) 250 return -EINVAL; 251 252 mutex_lock(&dvb->lock); 253 dvb->nfeeds++; 254 rc = dvb->nfeeds; 255 256 if (dvb->nfeeds == 1) { 257 ret = em28xx_start_streaming(dvb); 258 if (ret < 0) 259 rc = ret; 260 } 261 262 mutex_unlock(&dvb->lock); 263 return rc; 264 } 265 266 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 267 { 268 struct dvb_demux *demux = feed->demux; 269 struct em28xx_dvb *dvb = demux->priv; 270 int err = 0; 271 272 mutex_lock(&dvb->lock); 273 dvb->nfeeds--; 274 275 if (0 == dvb->nfeeds) 276 err = em28xx_stop_streaming(dvb); 277 278 mutex_unlock(&dvb->lock); 279 return err; 280 } 281 282 283 /* ------------------------------------------------------------------ */ 284 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 285 { 286 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 287 struct em28xx *dev = i2c_bus->dev; 288 289 if (acquire) 290 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 291 else 292 return em28xx_set_mode(dev, EM28XX_SUSPEND); 293 } 294 295 /* ------------------------------------------------------------------ */ 296 297 static struct lgdt330x_config em2880_lgdt3303_dev = { 298 .demod_address = 0x0e, 299 .demod_chip = LGDT3303, 300 }; 301 302 static struct lgdt3305_config em2870_lgdt3304_dev = { 303 .i2c_addr = 0x0e, 304 .demod_chip = LGDT3304, 305 .spectral_inversion = 1, 306 .deny_i2c_rptr = 1, 307 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 308 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 309 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 310 .vsb_if_khz = 3250, 311 .qam_if_khz = 4000, 312 }; 313 314 static struct lgdt3305_config em2874_lgdt3305_dev = { 315 .i2c_addr = 0x0e, 316 .demod_chip = LGDT3305, 317 .spectral_inversion = 1, 318 .deny_i2c_rptr = 0, 319 .mpeg_mode = LGDT3305_MPEG_SERIAL, 320 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 321 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 322 .vsb_if_khz = 3250, 323 .qam_if_khz = 4000, 324 }; 325 326 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 327 .i2c_addr = 0x0e, 328 .demod_chip = LGDT3305, 329 .spectral_inversion = 1, 330 .deny_i2c_rptr = 1, 331 .mpeg_mode = LGDT3305_MPEG_SERIAL, 332 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 333 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 334 .vsb_if_khz = 3600, 335 .qam_if_khz = 3600, 336 }; 337 338 static struct s921_config sharp_isdbt = { 339 .demod_address = 0x30 >> 1 340 }; 341 342 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 343 .demod_address = (0x1e >> 1), 344 .no_tuner = 1, 345 .parallel_ts = 1, 346 .if2 = 45600, 347 }; 348 349 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 350 .demod_address = 0x32 >> 1, 351 .output_mode = S5H1409_PARALLEL_OUTPUT, 352 .gpio = S5H1409_GPIO_OFF, 353 .inversion = S5H1409_INVERSION_OFF, 354 .status_mode = S5H1409_DEMODLOCKING, 355 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 356 }; 357 358 static struct tda18271_std_map kworld_a340_std_map = { 359 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 360 .if_lvl = 1, .rfagc_top = 0x37, }, 361 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 362 .if_lvl = 1, .rfagc_top = 0x37, }, 363 }; 364 365 static struct tda18271_config kworld_a340_config = { 366 .std_map = &kworld_a340_std_map, 367 }; 368 369 static struct tda18271_config kworld_ub435q_v2_config = { 370 .std_map = &kworld_a340_std_map, 371 .gate = TDA18271_GATE_DIGITAL, 372 }; 373 374 static struct tda18212_config kworld_ub435q_v3_config = { 375 .if_atsc_vsb = 3600, 376 .if_atsc_qam = 3600, 377 }; 378 379 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 380 .demod_address = (0x1e >> 1), 381 .no_tuner = 1, 382 .disable_i2c_gate_ctrl = 1, 383 .parallel_ts = 1, 384 .if2 = 45600, 385 }; 386 387 static struct drxd_config em28xx_drxd = { 388 .demod_address = 0x70, 389 .demod_revision = 0xa2, 390 .pll_type = DRXD_PLL_NONE, 391 .clock = 12000, 392 .insert_rs_byte = 1, 393 .IF = 42800000, 394 .disable_i2c_gate_ctrl = 1, 395 }; 396 397 static struct drxk_config terratec_h5_drxk = { 398 .adr = 0x29, 399 .single_master = 1, 400 .no_i2c_bridge = 1, 401 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 402 .qam_demod_parameter_count = 2, 403 }; 404 405 static struct drxk_config hauppauge_930c_drxk = { 406 .adr = 0x29, 407 .single_master = 1, 408 .no_i2c_bridge = 1, 409 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 410 .chunk_size = 56, 411 .qam_demod_parameter_count = 2, 412 }; 413 414 static struct drxk_config terratec_htc_stick_drxk = { 415 .adr = 0x29, 416 .single_master = 1, 417 .no_i2c_bridge = 1, 418 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 419 .chunk_size = 54, 420 .qam_demod_parameter_count = 2, 421 /* Required for the antenna_gpio to disable LNA. */ 422 .antenna_dvbt = true, 423 /* The windows driver uses the same. This will disable LNA. */ 424 .antenna_gpio = 0x6, 425 }; 426 427 static struct drxk_config maxmedia_ub425_tc_drxk = { 428 .adr = 0x29, 429 .single_master = 1, 430 .no_i2c_bridge = 1, 431 .microcode_name = "dvb-demod-drxk-01.fw", 432 .chunk_size = 62, 433 .qam_demod_parameter_count = 2, 434 }; 435 436 static struct drxk_config pctv_520e_drxk = { 437 .adr = 0x29, 438 .single_master = 1, 439 .microcode_name = "dvb-demod-drxk-pctv.fw", 440 .qam_demod_parameter_count = 2, 441 .chunk_size = 58, 442 .antenna_dvbt = true, /* disable LNA */ 443 .antenna_gpio = (1 << 2), /* disable LNA */ 444 }; 445 446 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 447 { 448 struct em28xx_dvb *dvb = fe->sec_priv; 449 int status; 450 451 if (!dvb) 452 return -EINVAL; 453 454 if (enable) { 455 down(&dvb->pll_mutex); 456 status = dvb->gate_ctrl(fe, 1); 457 } else { 458 status = dvb->gate_ctrl(fe, 0); 459 up(&dvb->pll_mutex); 460 } 461 return status; 462 } 463 464 static void hauppauge_hvr930c_init(struct em28xx *dev) 465 { 466 int i; 467 468 struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 469 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 470 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 471 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 472 { -1, -1, -1, -1}, 473 }; 474 struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 475 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 476 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 478 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 479 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 481 482 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 483 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 484 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 486 487 { -1, -1, -1, -1}, 488 }; 489 490 struct { 491 unsigned char r[4]; 492 int len; 493 } regs[] = { 494 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 495 {{ 0x01, 0x02 }, 2}, 496 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 497 {{ 0x01, 0x00 }, 2}, 498 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 499 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 500 {{ 0x01, 0x00 }, 2}, 501 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 502 {{ 0x04, 0x00 }, 2}, 503 {{ 0x00, 0x04 }, 2}, 504 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 505 {{ 0x04, 0x14 }, 2}, 506 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 507 }; 508 509 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 510 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 511 msleep(10); 512 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 513 msleep(10); 514 515 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 516 517 for (i = 0; i < ARRAY_SIZE(regs); i++) 518 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 519 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 520 521 msleep(100); 522 523 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 524 msleep(30); 525 526 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 527 msleep(10); 528 529 } 530 531 static void terratec_h5_init(struct em28xx *dev) 532 { 533 int i; 534 struct em28xx_reg_seq terratec_h5_init[] = { 535 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 536 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 537 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 538 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 539 { -1, -1, -1, -1}, 540 }; 541 struct em28xx_reg_seq terratec_h5_end[] = { 542 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 543 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 544 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 545 { -1, -1, -1, -1}, 546 }; 547 struct { 548 unsigned char r[4]; 549 int len; 550 } regs[] = { 551 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 552 {{ 0x01, 0x02 }, 2}, 553 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 554 {{ 0x01, 0x00 }, 2}, 555 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 556 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 557 {{ 0x01, 0x00 }, 2}, 558 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 559 {{ 0x04, 0x00 }, 2}, 560 {{ 0x00, 0x04 }, 2}, 561 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 562 {{ 0x04, 0x14 }, 2}, 563 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 564 }; 565 566 em28xx_gpio_set(dev, terratec_h5_init); 567 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 568 msleep(10); 569 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 570 msleep(10); 571 572 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 573 574 for (i = 0; i < ARRAY_SIZE(regs); i++) 575 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 576 em28xx_gpio_set(dev, terratec_h5_end); 577 }; 578 579 static void terratec_htc_stick_init(struct em28xx *dev) 580 { 581 int i; 582 583 /* 584 * GPIO configuration: 585 * 0xff: unknown (does not affect DVB-T). 586 * 0xf6: DRX-K (demodulator). 587 * 0xe6: unknown (does not affect DVB-T). 588 * 0xb6: unknown (does not affect DVB-T). 589 */ 590 struct em28xx_reg_seq terratec_htc_stick_init[] = { 591 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 592 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 593 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 594 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 595 { -1, -1, -1, -1}, 596 }; 597 struct em28xx_reg_seq terratec_htc_stick_end[] = { 598 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 599 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 600 { -1, -1, -1, -1}, 601 }; 602 603 /* 604 * Init the analog decoder (not yet supported), but 605 * it's probably still a good idea. 606 */ 607 struct { 608 unsigned char r[4]; 609 int len; 610 } regs[] = { 611 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 612 {{ 0x01, 0x02 }, 2}, 613 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 614 {{ 0x01, 0x00 }, 2}, 615 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 616 }; 617 618 em28xx_gpio_set(dev, terratec_htc_stick_init); 619 620 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 621 msleep(10); 622 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 623 msleep(10); 624 625 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 626 627 for (i = 0; i < ARRAY_SIZE(regs); i++) 628 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 629 630 em28xx_gpio_set(dev, terratec_htc_stick_end); 631 }; 632 633 static void terratec_htc_usb_xs_init(struct em28xx *dev) 634 { 635 int i; 636 637 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 638 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 639 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 640 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 641 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 642 { -1, -1, -1, -1}, 643 }; 644 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 645 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 646 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 647 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 648 { -1, -1, -1, -1}, 649 }; 650 651 /* 652 * Init the analog decoder (not yet supported), but 653 * it's probably still a good idea. 654 */ 655 struct { 656 unsigned char r[4]; 657 int len; 658 } regs[] = { 659 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 660 {{ 0x01, 0x02 }, 2}, 661 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 662 {{ 0x01, 0x00 }, 2}, 663 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 664 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 665 {{ 0x01, 0x00 }, 2}, 666 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 667 {{ 0x04, 0x00 }, 2}, 668 {{ 0x00, 0x04 }, 2}, 669 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 670 {{ 0x04, 0x14 }, 2}, 671 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 672 }; 673 674 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 675 676 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 677 678 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 679 msleep(10); 680 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 681 msleep(10); 682 683 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 684 685 for (i = 0; i < ARRAY_SIZE(regs); i++) 686 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 687 688 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 689 }; 690 691 static void pctv_520e_init(struct em28xx *dev) 692 { 693 /* 694 * Init AVF4910B analog decoder. Looks like I2C traffic to 695 * digital demodulator and tuner are routed via AVF4910B. 696 */ 697 int i; 698 struct { 699 unsigned char r[4]; 700 int len; 701 } regs[] = { 702 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 703 {{ 0x01, 0x02 }, 2}, 704 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 705 {{ 0x01, 0x00 }, 2}, 706 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 707 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 708 {{ 0x01, 0x00 }, 2}, 709 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 710 }; 711 712 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 713 714 for (i = 0; i < ARRAY_SIZE(regs); i++) 715 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 716 }; 717 718 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 719 { 720 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 721 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 722 struct em28xx *dev = i2c_bus->dev; 723 #ifdef CONFIG_GPIOLIB 724 struct em28xx_dvb *dvb = dev->dvb; 725 int ret; 726 unsigned long flags; 727 728 if (c->lna == 1) 729 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 730 else 731 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 732 733 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 734 if (ret) 735 em28xx_errdev("gpio request failed %d\n", ret); 736 else 737 gpio_free(dvb->lna_gpio); 738 739 return ret; 740 #else 741 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n", 742 KBUILD_MODNAME, c->lna); 743 return 0; 744 #endif 745 } 746 747 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 748 { 749 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 750 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 751 struct em28xx *dev = i2c_bus->dev; 752 u8 lna; 753 754 if (c->lna == 1) 755 lna = 0x01; 756 else 757 lna = 0x00; 758 759 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 760 } 761 762 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 763 { 764 /* Values extracted from a USB trace of the Terratec Windows driver */ 765 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 766 static u8 reset[] = { RESET, 0x80 }; 767 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 768 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 769 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 770 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 771 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 772 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 773 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 774 static u8 tuner_go[] = { TUNER_GO, 0x01}; 775 776 mt352_write(fe, clock_config, sizeof(clock_config)); 777 udelay(200); 778 mt352_write(fe, reset, sizeof(reset)); 779 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 780 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 781 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 782 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 783 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 784 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 785 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 786 mt352_write(fe, tuner_go, sizeof(tuner_go)); 787 return 0; 788 } 789 790 static struct mt352_config terratec_xs_mt352_cfg = { 791 .demod_address = (0x1e >> 1), 792 .no_tuner = 1, 793 .if2 = 45600, 794 .demod_init = em28xx_mt352_terratec_xs_init, 795 }; 796 797 static struct tda10023_config em28xx_tda10023_config = { 798 .demod_address = 0x0c, 799 .invert = 1, 800 }; 801 802 static struct cxd2820r_config em28xx_cxd2820r_config = { 803 .i2c_address = (0xd8 >> 1), 804 .ts_mode = CXD2820R_TS_SERIAL, 805 }; 806 807 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 808 .output_opt = TDA18271_OUTPUT_LT_OFF, 809 .gate = TDA18271_GATE_DIGITAL, 810 }; 811 812 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 813 .demod_address = (0x1e >> 1), 814 .disable_i2c_gate_ctrl = 1, 815 .no_tuner = 1, 816 .parallel_ts = 1, 817 }; 818 819 static struct mt2060_config em28xx_mt2060_config = { 820 .i2c_address = 0x60, 821 }; 822 823 static struct qt1010_config em28xx_qt1010_config = { 824 .i2c_address = 0x62 825 }; 826 827 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 828 .demod_address = 0x10, 829 .is_serial = true, 830 }; 831 832 static struct tda18271_std_map mb86a20s_tda18271_config = { 833 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 834 .if_lvl = 1, .rfagc_top = 0x37, }, 835 }; 836 837 static struct tda18271_config c3tech_duo_tda18271_config = { 838 .std_map = &mb86a20s_tda18271_config, 839 .gate = TDA18271_GATE_DIGITAL, 840 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 841 }; 842 843 static const struct m88ds3103_config pctv_461e_m88ds3103_config = { 844 .i2c_addr = 0x68, 845 .clock = 27000000, 846 .i2c_wr_max = 33, 847 .clock_out = 0, 848 .ts_mode = M88DS3103_TS_PARALLEL, 849 .ts_clk = 16000, 850 .ts_clk_pol = 1, 851 .agc = 0x99, 852 }; 853 854 static struct tda18271_std_map drx_j_std_map = { 855 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 856 .rfagc_top = 0x37, }, 857 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 858 .rfagc_top = 0x37, }, 859 }; 860 861 static struct tda18271_config pinnacle_80e_dvb_config = { 862 .std_map = &drx_j_std_map, 863 .gate = TDA18271_GATE_DIGITAL, 864 .role = TDA18271_MASTER, 865 }; 866 867 /* ------------------------------------------------------------------ */ 868 869 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 870 { 871 struct dvb_frontend *fe; 872 struct xc2028_config cfg; 873 struct xc2028_ctrl ctl; 874 875 memset(&cfg, 0, sizeof(cfg)); 876 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 877 cfg.i2c_addr = addr; 878 879 memset(&ctl, 0, sizeof(ctl)); 880 em28xx_setup_xc3028(dev, &ctl); 881 cfg.ctrl = &ctl; 882 883 if (!dev->dvb->fe[0]) { 884 em28xx_errdev("/2: dvb frontend not attached. " 885 "Can't attach xc3028\n"); 886 return -EINVAL; 887 } 888 889 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 890 if (!fe) { 891 em28xx_errdev("/2: xc3028 attach failed\n"); 892 dvb_frontend_detach(dev->dvb->fe[0]); 893 dev->dvb->fe[0] = NULL; 894 return -EINVAL; 895 } 896 897 em28xx_info("%s/2: xc3028 attached\n", dev->name); 898 899 return 0; 900 } 901 902 /* ------------------------------------------------------------------ */ 903 904 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 905 struct em28xx *dev, struct device *device) 906 { 907 int result; 908 909 mutex_init(&dvb->lock); 910 911 /* register adapter */ 912 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, 913 adapter_nr); 914 if (result < 0) { 915 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n", 916 dev->name, result); 917 goto fail_adapter; 918 } 919 920 /* Ensure all frontends negotiate bus access */ 921 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 922 if (dvb->fe[1]) 923 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 924 925 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 926 927 /* register frontend */ 928 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 929 if (result < 0) { 930 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n", 931 dev->name, result); 932 goto fail_frontend0; 933 } 934 935 /* register 2nd frontend */ 936 if (dvb->fe[1]) { 937 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 938 if (result < 0) { 939 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n", 940 dev->name, result); 941 goto fail_frontend1; 942 } 943 } 944 945 /* register demux stuff */ 946 dvb->demux.dmx.capabilities = 947 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 948 DMX_MEMORY_BASED_FILTERING; 949 dvb->demux.priv = dvb; 950 dvb->demux.filternum = 256; 951 dvb->demux.feednum = 256; 952 dvb->demux.start_feed = em28xx_start_feed; 953 dvb->demux.stop_feed = em28xx_stop_feed; 954 955 result = dvb_dmx_init(&dvb->demux); 956 if (result < 0) { 957 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n", 958 dev->name, result); 959 goto fail_dmx; 960 } 961 962 dvb->dmxdev.filternum = 256; 963 dvb->dmxdev.demux = &dvb->demux.dmx; 964 dvb->dmxdev.capabilities = 0; 965 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 966 if (result < 0) { 967 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n", 968 dev->name, result); 969 goto fail_dmxdev; 970 } 971 972 dvb->fe_hw.source = DMX_FRONTEND_0; 973 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 974 if (result < 0) { 975 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 976 dev->name, result); 977 goto fail_fe_hw; 978 } 979 980 dvb->fe_mem.source = DMX_MEMORY_FE; 981 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 982 if (result < 0) { 983 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 984 dev->name, result); 985 goto fail_fe_mem; 986 } 987 988 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 989 if (result < 0) { 990 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n", 991 dev->name, result); 992 goto fail_fe_conn; 993 } 994 995 /* register network adapter */ 996 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 997 return 0; 998 999 fail_fe_conn: 1000 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1001 fail_fe_mem: 1002 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1003 fail_fe_hw: 1004 dvb_dmxdev_release(&dvb->dmxdev); 1005 fail_dmxdev: 1006 dvb_dmx_release(&dvb->demux); 1007 fail_dmx: 1008 if (dvb->fe[1]) 1009 dvb_unregister_frontend(dvb->fe[1]); 1010 dvb_unregister_frontend(dvb->fe[0]); 1011 fail_frontend1: 1012 if (dvb->fe[1]) 1013 dvb_frontend_detach(dvb->fe[1]); 1014 fail_frontend0: 1015 dvb_frontend_detach(dvb->fe[0]); 1016 dvb_unregister_adapter(&dvb->adapter); 1017 fail_adapter: 1018 return result; 1019 } 1020 1021 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1022 { 1023 dvb_net_release(&dvb->net); 1024 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1025 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1026 dvb_dmxdev_release(&dvb->dmxdev); 1027 dvb_dmx_release(&dvb->demux); 1028 if (dvb->fe[1]) 1029 dvb_unregister_frontend(dvb->fe[1]); 1030 dvb_unregister_frontend(dvb->fe[0]); 1031 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1032 dvb_frontend_detach(dvb->fe[1]); 1033 dvb_frontend_detach(dvb->fe[0]); 1034 dvb_unregister_adapter(&dvb->adapter); 1035 } 1036 1037 static int em28xx_dvb_init(struct em28xx *dev) 1038 { 1039 int result = 0; 1040 struct em28xx_dvb *dvb; 1041 1042 if (dev->is_audio_only) { 1043 /* Shouldn't initialize IR for this interface */ 1044 return 0; 1045 } 1046 1047 if (!dev->board.has_dvb) { 1048 /* This device does not support the extension */ 1049 return 0; 1050 } 1051 1052 em28xx_info("Binding DVB extension\n"); 1053 1054 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); 1055 if (dvb == NULL) { 1056 em28xx_info("em28xx_dvb: memory allocation failed\n"); 1057 return -ENOMEM; 1058 } 1059 dev->dvb = dvb; 1060 dvb->fe[0] = dvb->fe[1] = NULL; 1061 1062 /* pre-allocate DVB usb transfer buffers */ 1063 if (dev->dvb_xfer_bulk) { 1064 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1065 dev->dvb_xfer_bulk, 1066 EM28XX_DVB_NUM_BUFS, 1067 512, 1068 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1069 } else { 1070 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1071 dev->dvb_xfer_bulk, 1072 EM28XX_DVB_NUM_BUFS, 1073 dev->dvb_max_pkt_size_isoc, 1074 EM28XX_DVB_NUM_ISOC_PACKETS); 1075 } 1076 if (result) { 1077 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n"); 1078 kfree(dvb); 1079 dev->dvb = NULL; 1080 return result; 1081 } 1082 1083 mutex_lock(&dev->lock); 1084 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1085 /* init frontend */ 1086 switch (dev->model) { 1087 case EM2874_BOARD_LEADERSHIP_ISDBT: 1088 dvb->fe[0] = dvb_attach(s921_attach, 1089 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); 1090 1091 if (!dvb->fe[0]) { 1092 result = -EINVAL; 1093 goto out_free; 1094 } 1095 1096 break; 1097 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1098 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1099 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1100 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1101 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1102 &em2880_lgdt3303_dev, 1103 &dev->i2c_adap[dev->def_i2c_bus]); 1104 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1105 result = -EINVAL; 1106 goto out_free; 1107 } 1108 break; 1109 case EM2880_BOARD_KWORLD_DVB_310U: 1110 dvb->fe[0] = dvb_attach(zl10353_attach, 1111 &em28xx_zl10353_with_xc3028, 1112 &dev->i2c_adap[dev->def_i2c_bus]); 1113 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1114 result = -EINVAL; 1115 goto out_free; 1116 } 1117 break; 1118 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1119 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1120 case EM2880_BOARD_EMPIRE_DUAL_TV: 1121 dvb->fe[0] = dvb_attach(zl10353_attach, 1122 &em28xx_zl10353_xc3028_no_i2c_gate, 1123 &dev->i2c_adap[dev->def_i2c_bus]); 1124 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1125 result = -EINVAL; 1126 goto out_free; 1127 } 1128 break; 1129 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1130 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1131 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1132 case EM2882_BOARD_DIKOM_DK300: 1133 case EM2882_BOARD_KWORLD_VS_DVBT: 1134 dvb->fe[0] = dvb_attach(zl10353_attach, 1135 &em28xx_zl10353_xc3028_no_i2c_gate, 1136 &dev->i2c_adap[dev->def_i2c_bus]); 1137 if (dvb->fe[0] == NULL) { 1138 /* This board could have either a zl10353 or a mt352. 1139 If the chip id isn't for zl10353, try mt352 */ 1140 dvb->fe[0] = dvb_attach(mt352_attach, 1141 &terratec_xs_mt352_cfg, 1142 &dev->i2c_adap[dev->def_i2c_bus]); 1143 } 1144 1145 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1146 result = -EINVAL; 1147 goto out_free; 1148 } 1149 break; 1150 case EM2870_BOARD_TERRATEC_XS_MT2060: 1151 dvb->fe[0] = dvb_attach(zl10353_attach, 1152 &em28xx_zl10353_no_i2c_gate_dev, 1153 &dev->i2c_adap[dev->def_i2c_bus]); 1154 if (dvb->fe[0] != NULL) { 1155 dvb_attach(mt2060_attach, dvb->fe[0], 1156 &dev->i2c_adap[dev->def_i2c_bus], 1157 &em28xx_mt2060_config, 1220); 1158 } 1159 break; 1160 case EM2870_BOARD_KWORLD_355U: 1161 dvb->fe[0] = dvb_attach(zl10353_attach, 1162 &em28xx_zl10353_no_i2c_gate_dev, 1163 &dev->i2c_adap[dev->def_i2c_bus]); 1164 if (dvb->fe[0] != NULL) 1165 dvb_attach(qt1010_attach, dvb->fe[0], 1166 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config); 1167 break; 1168 case EM2883_BOARD_KWORLD_HYBRID_330U: 1169 case EM2882_BOARD_EVGA_INDTUBE: 1170 dvb->fe[0] = dvb_attach(s5h1409_attach, 1171 &em28xx_s5h1409_with_xc3028, 1172 &dev->i2c_adap[dev->def_i2c_bus]); 1173 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1174 result = -EINVAL; 1175 goto out_free; 1176 } 1177 break; 1178 case EM2882_BOARD_KWORLD_ATSC_315U: 1179 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1180 &em2880_lgdt3303_dev, 1181 &dev->i2c_adap[dev->def_i2c_bus]); 1182 if (dvb->fe[0] != NULL) { 1183 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1184 &dev->i2c_adap[dev->def_i2c_bus], 1185 0x61, TUNER_THOMSON_DTT761X)) { 1186 result = -EINVAL; 1187 goto out_free; 1188 } 1189 } 1190 break; 1191 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1192 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1193 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1194 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev); 1195 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1196 result = -EINVAL; 1197 goto out_free; 1198 } 1199 break; 1200 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1201 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1202 dvb->fe[0] = dvb_attach(tda10023_attach, 1203 &em28xx_tda10023_config, 1204 &dev->i2c_adap[dev->def_i2c_bus], 0x48); 1205 if (dvb->fe[0]) { 1206 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1207 &dev->i2c_adap[dev->def_i2c_bus], 1208 0x60, TUNER_PHILIPS_CU1216L)) { 1209 result = -EINVAL; 1210 goto out_free; 1211 } 1212 } 1213 break; 1214 case EM2870_BOARD_KWORLD_A340: 1215 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1216 &em2870_lgdt3304_dev, 1217 &dev->i2c_adap[dev->def_i2c_bus]); 1218 if (!dvb->fe[0]) { 1219 result = -EINVAL; 1220 goto out_free; 1221 } 1222 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1223 &dev->i2c_adap[dev->def_i2c_bus], 1224 &kworld_a340_config)) { 1225 dvb_frontend_detach(dvb->fe[0]); 1226 result = -EINVAL; 1227 goto out_free; 1228 } 1229 break; 1230 case EM28174_BOARD_PCTV_290E: 1231 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1232 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1233 CXD2820R_GPIO_L; 1234 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1235 &em28xx_cxd2820r_config, 1236 &dev->i2c_adap[dev->def_i2c_bus], 1237 &dvb->lna_gpio); 1238 if (dvb->fe[0]) { 1239 /* FE 0 attach tuner */ 1240 if (!dvb_attach(tda18271_attach, 1241 dvb->fe[0], 1242 0x60, 1243 &dev->i2c_adap[dev->def_i2c_bus], 1244 &em28xx_cxd2820r_tda18271_config)) { 1245 1246 dvb_frontend_detach(dvb->fe[0]); 1247 result = -EINVAL; 1248 goto out_free; 1249 } 1250 1251 #ifdef CONFIG_GPIOLIB 1252 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1253 result = gpio_request_one(dvb->lna_gpio, 1254 GPIOF_OUT_INIT_LOW, NULL); 1255 if (result) 1256 em28xx_errdev("gpio request failed %d\n", 1257 result); 1258 else 1259 gpio_free(dvb->lna_gpio); 1260 1261 result = 0; /* continue even set LNA fails */ 1262 #endif 1263 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1264 } 1265 1266 break; 1267 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1268 { 1269 struct xc5000_config cfg; 1270 1271 hauppauge_hvr930c_init(dev); 1272 1273 dvb->fe[0] = dvb_attach(drxk_attach, 1274 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1275 if (!dvb->fe[0]) { 1276 result = -EINVAL; 1277 goto out_free; 1278 } 1279 /* FIXME: do we need a pll semaphore? */ 1280 dvb->fe[0]->sec_priv = dvb; 1281 sema_init(&dvb->pll_mutex, 1); 1282 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1283 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1284 1285 /* Attach xc5000 */ 1286 memset(&cfg, 0, sizeof(cfg)); 1287 cfg.i2c_address = 0x61; 1288 cfg.if_khz = 4000; 1289 1290 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1291 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1292 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1293 &cfg)) { 1294 result = -EINVAL; 1295 goto out_free; 1296 } 1297 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1298 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1299 1300 break; 1301 } 1302 case EM2884_BOARD_TERRATEC_H5: 1303 terratec_h5_init(dev); 1304 1305 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1306 if (!dvb->fe[0]) { 1307 result = -EINVAL; 1308 goto out_free; 1309 } 1310 /* FIXME: do we need a pll semaphore? */ 1311 dvb->fe[0]->sec_priv = dvb; 1312 sema_init(&dvb->pll_mutex, 1); 1313 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1314 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1315 1316 /* Attach tda18271 to DVB-C frontend */ 1317 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1318 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1319 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1320 result = -EINVAL; 1321 goto out_free; 1322 } 1323 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1324 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1325 1326 break; 1327 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1328 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1329 &c3tech_duo_mb86a20s_config, 1330 &dev->i2c_adap[dev->def_i2c_bus]); 1331 if (dvb->fe[0] != NULL) 1332 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1333 &dev->i2c_adap[dev->def_i2c_bus], 1334 &c3tech_duo_tda18271_config); 1335 break; 1336 case EM28174_BOARD_PCTV_460E: { 1337 struct i2c_client *client; 1338 struct i2c_board_info board_info; 1339 struct tda10071_platform_data tda10071_pdata = {}; 1340 struct a8293_platform_data a8293_pdata = {}; 1341 1342 /* attach demod + tuner combo */ 1343 tda10071_pdata.clk = 40444000, /* 40.444 MHz */ 1344 tda10071_pdata.i2c_wr_max = 64, 1345 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL, 1346 tda10071_pdata.pll_multiplier = 20, 1347 tda10071_pdata.tuner_i2c_addr = 0x14, 1348 memset(&board_info, 0, sizeof(board_info)); 1349 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE); 1350 board_info.addr = 0x55; 1351 board_info.platform_data = &tda10071_pdata; 1352 request_module("tda10071"); 1353 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1354 if (client == NULL || client->dev.driver == NULL) { 1355 result = -ENODEV; 1356 goto out_free; 1357 } 1358 if (!try_module_get(client->dev.driver->owner)) { 1359 i2c_unregister_device(client); 1360 result = -ENODEV; 1361 goto out_free; 1362 } 1363 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client); 1364 dvb->i2c_client_demod = client; 1365 1366 /* attach SEC */ 1367 a8293_pdata.dvb_frontend = dvb->fe[0]; 1368 memset(&board_info, 0, sizeof(board_info)); 1369 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1370 board_info.addr = 0x08; 1371 board_info.platform_data = &a8293_pdata; 1372 request_module("a8293"); 1373 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1374 if (client == NULL || client->dev.driver == NULL) { 1375 module_put(dvb->i2c_client_demod->dev.driver->owner); 1376 i2c_unregister_device(dvb->i2c_client_demod); 1377 result = -ENODEV; 1378 goto out_free; 1379 } 1380 if (!try_module_get(client->dev.driver->owner)) { 1381 i2c_unregister_device(client); 1382 module_put(dvb->i2c_client_demod->dev.driver->owner); 1383 i2c_unregister_device(dvb->i2c_client_demod); 1384 result = -ENODEV; 1385 goto out_free; 1386 } 1387 dvb->i2c_client_sec = client; 1388 break; 1389 } 1390 case EM2874_BOARD_DELOCK_61959: 1391 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1392 /* attach demodulator */ 1393 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1394 &dev->i2c_adap[dev->def_i2c_bus]); 1395 1396 if (dvb->fe[0]) { 1397 /* disable I2C-gate */ 1398 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1399 1400 /* attach tuner */ 1401 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1402 &dev->i2c_adap[dev->def_i2c_bus], 1403 &em28xx_cxd2820r_tda18271_config)) { 1404 dvb_frontend_detach(dvb->fe[0]); 1405 result = -EINVAL; 1406 goto out_free; 1407 } 1408 } 1409 break; 1410 case EM2884_BOARD_PCTV_510E: 1411 case EM2884_BOARD_PCTV_520E: 1412 pctv_520e_init(dev); 1413 1414 /* attach demodulator */ 1415 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1416 &dev->i2c_adap[dev->def_i2c_bus]); 1417 1418 if (dvb->fe[0]) { 1419 /* attach tuner */ 1420 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1421 &dev->i2c_adap[dev->def_i2c_bus], 1422 &em28xx_cxd2820r_tda18271_config)) { 1423 dvb_frontend_detach(dvb->fe[0]); 1424 result = -EINVAL; 1425 goto out_free; 1426 } 1427 } 1428 break; 1429 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: 1430 case EM2884_BOARD_CINERGY_HTC_STICK: 1431 terratec_htc_stick_init(dev); 1432 1433 /* attach demodulator */ 1434 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1435 &dev->i2c_adap[dev->def_i2c_bus]); 1436 if (!dvb->fe[0]) { 1437 result = -EINVAL; 1438 goto out_free; 1439 } 1440 1441 /* Attach the demodulator. */ 1442 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1443 &dev->i2c_adap[dev->def_i2c_bus], 1444 &em28xx_cxd2820r_tda18271_config)) { 1445 result = -EINVAL; 1446 goto out_free; 1447 } 1448 break; 1449 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1450 terratec_htc_usb_xs_init(dev); 1451 1452 /* attach demodulator */ 1453 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1454 &dev->i2c_adap[dev->def_i2c_bus]); 1455 if (!dvb->fe[0]) { 1456 result = -EINVAL; 1457 goto out_free; 1458 } 1459 1460 /* Attach the demodulator. */ 1461 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1462 &dev->i2c_adap[dev->def_i2c_bus], 1463 &em28xx_cxd2820r_tda18271_config)) { 1464 result = -EINVAL; 1465 goto out_free; 1466 } 1467 break; 1468 case EM2874_BOARD_KWORLD_UB435Q_V2: 1469 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1470 &em2874_lgdt3305_dev, 1471 &dev->i2c_adap[dev->def_i2c_bus]); 1472 if (!dvb->fe[0]) { 1473 result = -EINVAL; 1474 goto out_free; 1475 } 1476 1477 /* Attach the demodulator. */ 1478 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1479 &dev->i2c_adap[dev->def_i2c_bus], 1480 &kworld_ub435q_v2_config)) { 1481 result = -EINVAL; 1482 goto out_free; 1483 } 1484 break; 1485 case EM2874_BOARD_KWORLD_UB435Q_V3: 1486 { 1487 struct i2c_client *client; 1488 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; 1489 struct i2c_board_info board_info = { 1490 .type = "tda18212", 1491 .addr = 0x60, 1492 .platform_data = &kworld_ub435q_v3_config, 1493 }; 1494 1495 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1496 &em2874_lgdt3305_nogate_dev, 1497 &dev->i2c_adap[dev->def_i2c_bus]); 1498 if (!dvb->fe[0]) { 1499 result = -EINVAL; 1500 goto out_free; 1501 } 1502 1503 /* attach tuner */ 1504 kworld_ub435q_v3_config.fe = dvb->fe[0]; 1505 request_module("tda18212"); 1506 client = i2c_new_device(adapter, &board_info); 1507 if (client == NULL || client->dev.driver == NULL) { 1508 dvb_frontend_detach(dvb->fe[0]); 1509 result = -ENODEV; 1510 goto out_free; 1511 } 1512 1513 if (!try_module_get(client->dev.driver->owner)) { 1514 i2c_unregister_device(client); 1515 dvb_frontend_detach(dvb->fe[0]); 1516 result = -ENODEV; 1517 goto out_free; 1518 } 1519 1520 dvb->i2c_client_tuner = client; 1521 break; 1522 } 1523 case EM2874_BOARD_PCTV_HD_MINI_80E: 1524 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); 1525 if (dvb->fe[0] != NULL) { 1526 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1527 &dev->i2c_adap[dev->def_i2c_bus], 1528 &pinnacle_80e_dvb_config); 1529 if (!dvb->fe[0]) { 1530 result = -EINVAL; 1531 goto out_free; 1532 } 1533 } 1534 break; 1535 case EM28178_BOARD_PCTV_461E: { 1536 struct i2c_client *client; 1537 struct i2c_adapter *i2c_adapter; 1538 struct i2c_board_info board_info; 1539 struct m88ds3103_platform_data m88ds3103_pdata = {}; 1540 struct ts2020_config ts2020_config = {}; 1541 struct a8293_platform_data a8293_pdata = {}; 1542 1543 /* attach demod */ 1544 m88ds3103_pdata.clk = 27000000; 1545 m88ds3103_pdata.i2c_wr_max = 33; 1546 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; 1547 m88ds3103_pdata.ts_clk = 16000; 1548 m88ds3103_pdata.ts_clk_pol = 1; 1549 m88ds3103_pdata.agc = 0x99; 1550 memset(&board_info, 0, sizeof(board_info)); 1551 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE); 1552 board_info.addr = 0x68; 1553 board_info.platform_data = &m88ds3103_pdata; 1554 request_module("m88ds3103"); 1555 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1556 if (client == NULL || client->dev.driver == NULL) { 1557 result = -ENODEV; 1558 goto out_free; 1559 } 1560 if (!try_module_get(client->dev.driver->owner)) { 1561 i2c_unregister_device(client); 1562 result = -ENODEV; 1563 goto out_free; 1564 } 1565 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client); 1566 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client); 1567 dvb->i2c_client_demod = client; 1568 1569 /* attach tuner */ 1570 ts2020_config.fe = dvb->fe[0]; 1571 memset(&board_info, 0, sizeof(board_info)); 1572 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE); 1573 board_info.addr = 0x60; 1574 board_info.platform_data = &ts2020_config; 1575 request_module("ts2020"); 1576 client = i2c_new_device(i2c_adapter, &board_info); 1577 if (client == NULL || client->dev.driver == NULL) { 1578 module_put(dvb->i2c_client_demod->dev.driver->owner); 1579 i2c_unregister_device(dvb->i2c_client_demod); 1580 result = -ENODEV; 1581 goto out_free; 1582 } 1583 if (!try_module_get(client->dev.driver->owner)) { 1584 i2c_unregister_device(client); 1585 module_put(dvb->i2c_client_demod->dev.driver->owner); 1586 i2c_unregister_device(dvb->i2c_client_demod); 1587 result = -ENODEV; 1588 goto out_free; 1589 } 1590 dvb->i2c_client_tuner = client; 1591 /* delegate signal strength measurement to tuner */ 1592 dvb->fe[0]->ops.read_signal_strength = 1593 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1594 1595 /* attach SEC */ 1596 a8293_pdata.dvb_frontend = dvb->fe[0]; 1597 memset(&board_info, 0, sizeof(board_info)); 1598 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE); 1599 board_info.addr = 0x08; 1600 board_info.platform_data = &a8293_pdata; 1601 request_module("a8293"); 1602 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info); 1603 if (client == NULL || client->dev.driver == NULL) { 1604 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1605 i2c_unregister_device(dvb->i2c_client_tuner); 1606 module_put(dvb->i2c_client_demod->dev.driver->owner); 1607 i2c_unregister_device(dvb->i2c_client_demod); 1608 result = -ENODEV; 1609 goto out_free; 1610 } 1611 if (!try_module_get(client->dev.driver->owner)) { 1612 i2c_unregister_device(client); 1613 module_put(dvb->i2c_client_tuner->dev.driver->owner); 1614 i2c_unregister_device(dvb->i2c_client_tuner); 1615 module_put(dvb->i2c_client_demod->dev.driver->owner); 1616 i2c_unregister_device(dvb->i2c_client_demod); 1617 result = -ENODEV; 1618 goto out_free; 1619 } 1620 dvb->i2c_client_sec = client; 1621 break; 1622 } 1623 case EM28178_BOARD_PCTV_292E: 1624 { 1625 struct i2c_adapter *adapter; 1626 struct i2c_client *client; 1627 struct i2c_board_info info; 1628 struct si2168_config si2168_config; 1629 struct si2157_config si2157_config; 1630 1631 /* attach demod */ 1632 memset(&si2168_config, 0, sizeof(si2168_config)); 1633 si2168_config.i2c_adapter = &adapter; 1634 si2168_config.fe = &dvb->fe[0]; 1635 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1636 memset(&info, 0, sizeof(struct i2c_board_info)); 1637 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1638 info.addr = 0x64; 1639 info.platform_data = &si2168_config; 1640 request_module(info.type); 1641 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1642 if (client == NULL || client->dev.driver == NULL) { 1643 result = -ENODEV; 1644 goto out_free; 1645 } 1646 1647 if (!try_module_get(client->dev.driver->owner)) { 1648 i2c_unregister_device(client); 1649 result = -ENODEV; 1650 goto out_free; 1651 } 1652 1653 dvb->i2c_client_demod = client; 1654 1655 /* attach tuner */ 1656 memset(&si2157_config, 0, sizeof(si2157_config)); 1657 si2157_config.fe = dvb->fe[0]; 1658 si2157_config.if_port = 1; 1659 memset(&info, 0, sizeof(struct i2c_board_info)); 1660 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1661 info.addr = 0x60; 1662 info.platform_data = &si2157_config; 1663 request_module(info.type); 1664 client = i2c_new_device(adapter, &info); 1665 if (client == NULL || client->dev.driver == NULL) { 1666 module_put(dvb->i2c_client_demod->dev.driver->owner); 1667 i2c_unregister_device(dvb->i2c_client_demod); 1668 result = -ENODEV; 1669 goto out_free; 1670 } 1671 1672 if (!try_module_get(client->dev.driver->owner)) { 1673 i2c_unregister_device(client); 1674 module_put(dvb->i2c_client_demod->dev.driver->owner); 1675 i2c_unregister_device(dvb->i2c_client_demod); 1676 result = -ENODEV; 1677 goto out_free; 1678 } 1679 1680 dvb->i2c_client_tuner = client; 1681 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1682 } 1683 break; 1684 case EM28178_BOARD_TERRATEC_T2_STICK_HD: 1685 { 1686 struct i2c_adapter *adapter; 1687 struct i2c_client *client; 1688 struct i2c_board_info info; 1689 struct si2168_config si2168_config; 1690 struct si2157_config si2157_config; 1691 1692 /* attach demod */ 1693 memset(&si2168_config, 0, sizeof(si2168_config)); 1694 si2168_config.i2c_adapter = &adapter; 1695 si2168_config.fe = &dvb->fe[0]; 1696 si2168_config.ts_mode = SI2168_TS_PARALLEL; 1697 memset(&info, 0, sizeof(struct i2c_board_info)); 1698 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1699 info.addr = 0x64; 1700 info.platform_data = &si2168_config; 1701 request_module(info.type); 1702 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1703 if (client == NULL || client->dev.driver == NULL) { 1704 result = -ENODEV; 1705 goto out_free; 1706 } 1707 1708 if (!try_module_get(client->dev.driver->owner)) { 1709 i2c_unregister_device(client); 1710 result = -ENODEV; 1711 goto out_free; 1712 } 1713 1714 dvb->i2c_client_demod = client; 1715 1716 /* attach tuner */ 1717 memset(&si2157_config, 0, sizeof(si2157_config)); 1718 si2157_config.fe = dvb->fe[0]; 1719 si2157_config.if_port = 0; 1720 memset(&info, 0, sizeof(struct i2c_board_info)); 1721 strlcpy(info.type, "si2146", I2C_NAME_SIZE); 1722 info.addr = 0x60; 1723 info.platform_data = &si2157_config; 1724 request_module("si2157"); 1725 client = i2c_new_device(adapter, &info); 1726 if (client == NULL || client->dev.driver == NULL) { 1727 module_put(dvb->i2c_client_demod->dev.driver->owner); 1728 i2c_unregister_device(dvb->i2c_client_demod); 1729 result = -ENODEV; 1730 goto out_free; 1731 } 1732 1733 if (!try_module_get(client->dev.driver->owner)) { 1734 i2c_unregister_device(client); 1735 module_put(dvb->i2c_client_demod->dev.driver->owner); 1736 i2c_unregister_device(dvb->i2c_client_demod); 1737 result = -ENODEV; 1738 goto out_free; 1739 } 1740 1741 dvb->i2c_client_tuner = client; 1742 } 1743 break; 1744 default: 1745 em28xx_errdev("/2: The frontend of your DVB/ATSC card" 1746 " isn't supported yet\n"); 1747 break; 1748 } 1749 if (NULL == dvb->fe[0]) { 1750 em28xx_errdev("/2: frontend initialization failed\n"); 1751 result = -EINVAL; 1752 goto out_free; 1753 } 1754 /* define general-purpose callback pointer */ 1755 dvb->fe[0]->callback = em28xx_tuner_callback; 1756 if (dvb->fe[1]) 1757 dvb->fe[1]->callback = em28xx_tuner_callback; 1758 1759 /* register everything */ 1760 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev); 1761 1762 if (result < 0) 1763 goto out_free; 1764 1765 em28xx_info("DVB extension successfully initialized\n"); 1766 1767 kref_get(&dev->ref); 1768 1769 ret: 1770 em28xx_set_mode(dev, EM28XX_SUSPEND); 1771 mutex_unlock(&dev->lock); 1772 return result; 1773 1774 out_free: 1775 kfree(dvb); 1776 dev->dvb = NULL; 1777 goto ret; 1778 } 1779 1780 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 1781 { 1782 ops->set_voltage = NULL; 1783 ops->sleep = NULL; 1784 ops->tuner_ops.sleep = NULL; 1785 } 1786 1787 static int em28xx_dvb_fini(struct em28xx *dev) 1788 { 1789 struct em28xx_dvb *dvb; 1790 struct i2c_client *client; 1791 1792 if (dev->is_audio_only) { 1793 /* Shouldn't initialize IR for this interface */ 1794 return 0; 1795 } 1796 1797 if (!dev->board.has_dvb) { 1798 /* This device does not support the extension */ 1799 return 0; 1800 } 1801 1802 if (!dev->dvb) 1803 return 0; 1804 1805 em28xx_info("Closing DVB extension\n"); 1806 1807 dvb = dev->dvb; 1808 1809 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 1810 1811 if (dev->disconnected) { 1812 /* We cannot tell the device to sleep 1813 * once it has been unplugged. */ 1814 if (dvb->fe[0]) { 1815 prevent_sleep(&dvb->fe[0]->ops); 1816 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; 1817 } 1818 if (dvb->fe[1]) { 1819 prevent_sleep(&dvb->fe[1]->ops); 1820 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; 1821 } 1822 } 1823 1824 /* remove I2C SEC */ 1825 client = dvb->i2c_client_sec; 1826 if (client) { 1827 module_put(client->dev.driver->owner); 1828 i2c_unregister_device(client); 1829 } 1830 1831 /* remove I2C tuner */ 1832 client = dvb->i2c_client_tuner; 1833 if (client) { 1834 module_put(client->dev.driver->owner); 1835 i2c_unregister_device(client); 1836 } 1837 1838 /* remove I2C demod */ 1839 client = dvb->i2c_client_demod; 1840 if (client) { 1841 module_put(client->dev.driver->owner); 1842 i2c_unregister_device(client); 1843 } 1844 1845 em28xx_unregister_dvb(dvb); 1846 kfree(dvb); 1847 dev->dvb = NULL; 1848 kref_put(&dev->ref, em28xx_free_device); 1849 1850 return 0; 1851 } 1852 1853 static int em28xx_dvb_suspend(struct em28xx *dev) 1854 { 1855 int ret = 0; 1856 1857 if (dev->is_audio_only) 1858 return 0; 1859 1860 if (!dev->board.has_dvb) 1861 return 0; 1862 1863 em28xx_info("Suspending DVB extension\n"); 1864 if (dev->dvb) { 1865 struct em28xx_dvb *dvb = dev->dvb; 1866 1867 if (dvb->fe[0]) { 1868 ret = dvb_frontend_suspend(dvb->fe[0]); 1869 em28xx_info("fe0 suspend %d\n", ret); 1870 } 1871 if (dvb->fe[1]) { 1872 dvb_frontend_suspend(dvb->fe[1]); 1873 em28xx_info("fe1 suspend %d\n", ret); 1874 } 1875 } 1876 1877 return 0; 1878 } 1879 1880 static int em28xx_dvb_resume(struct em28xx *dev) 1881 { 1882 int ret = 0; 1883 1884 if (dev->is_audio_only) 1885 return 0; 1886 1887 if (!dev->board.has_dvb) 1888 return 0; 1889 1890 em28xx_info("Resuming DVB extension\n"); 1891 if (dev->dvb) { 1892 struct em28xx_dvb *dvb = dev->dvb; 1893 1894 if (dvb->fe[0]) { 1895 ret = dvb_frontend_resume(dvb->fe[0]); 1896 em28xx_info("fe0 resume %d\n", ret); 1897 } 1898 1899 if (dvb->fe[1]) { 1900 ret = dvb_frontend_resume(dvb->fe[1]); 1901 em28xx_info("fe1 resume %d\n", ret); 1902 } 1903 } 1904 1905 return 0; 1906 } 1907 1908 static struct em28xx_ops dvb_ops = { 1909 .id = EM28XX_DVB, 1910 .name = "Em28xx dvb Extension", 1911 .init = em28xx_dvb_init, 1912 .fini = em28xx_dvb_fini, 1913 .suspend = em28xx_dvb_suspend, 1914 .resume = em28xx_dvb_resume, 1915 }; 1916 1917 static int __init em28xx_dvb_register(void) 1918 { 1919 return em28xx_register_extension(&dvb_ops); 1920 } 1921 1922 static void __exit em28xx_dvb_unregister(void) 1923 { 1924 em28xx_unregister_extension(&dvb_ops); 1925 } 1926 1927 module_init(em28xx_dvb_register); 1928 module_exit(em28xx_dvb_unregister); 1929