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 "mt352.h" 42 #include "mt352_priv.h" /* FIXME */ 43 #include "tda1002x.h" 44 #include "drx39xyj/drx39xxj.h" 45 #include "tda18271.h" 46 #include "s921.h" 47 #include "drxd.h" 48 #include "cxd2820r.h" 49 #include "tda18271c2dd.h" 50 #include "drxk.h" 51 #include "tda10071.h" 52 #include "tda18212.h" 53 #include "a8293.h" 54 #include "qt1010.h" 55 #include "mb86a20s.h" 56 #include "m88ds3103.h" 57 #include "m88ts2022.h" 58 59 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); 60 MODULE_LICENSE("GPL"); 61 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 62 MODULE_VERSION(EM28XX_VERSION); 63 64 65 static unsigned int debug; 66 module_param(debug, int, 0644); 67 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 68 69 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 70 71 #define dprintk(level, fmt, arg...) do { \ 72 if (debug >= level) \ 73 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \ 74 } while (0) 75 76 struct em28xx_dvb { 77 struct dvb_frontend *fe[2]; 78 79 /* feed count management */ 80 struct mutex lock; 81 int nfeeds; 82 83 /* general boilerplate stuff */ 84 struct dvb_adapter adapter; 85 struct dvb_demux demux; 86 struct dmxdev dmxdev; 87 struct dmx_frontend fe_hw; 88 struct dmx_frontend fe_mem; 89 struct dvb_net net; 90 91 /* Due to DRX-K - probably need changes */ 92 int (*gate_ctrl)(struct dvb_frontend *, int); 93 struct semaphore pll_mutex; 94 bool dont_attach_fe1; 95 int lna_gpio; 96 struct i2c_client *i2c_client_tuner; 97 }; 98 99 100 static inline void print_err_status(struct em28xx *dev, 101 int packet, int status) 102 { 103 char *errmsg = "Unknown"; 104 105 switch (status) { 106 case -ENOENT: 107 errmsg = "unlinked synchronuously"; 108 break; 109 case -ECONNRESET: 110 errmsg = "unlinked asynchronuously"; 111 break; 112 case -ENOSR: 113 errmsg = "Buffer error (overrun)"; 114 break; 115 case -EPIPE: 116 errmsg = "Stalled (device not responding)"; 117 break; 118 case -EOVERFLOW: 119 errmsg = "Babble (bad cable?)"; 120 break; 121 case -EPROTO: 122 errmsg = "Bit-stuff error (bad cable?)"; 123 break; 124 case -EILSEQ: 125 errmsg = "CRC/Timeout (could be anything)"; 126 break; 127 case -ETIME: 128 errmsg = "Device does not respond"; 129 break; 130 } 131 if (packet < 0) { 132 dprintk(1, "URB status %d [%s].\n", status, errmsg); 133 } else { 134 dprintk(1, "URB packet %d, status %d [%s].\n", 135 packet, status, errmsg); 136 } 137 } 138 139 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) 140 { 141 int xfer_bulk, num_packets, i; 142 143 if (!dev) 144 return 0; 145 146 if (dev->disconnected) 147 return 0; 148 149 if (urb->status < 0) 150 print_err_status(dev, -1, urb->status); 151 152 xfer_bulk = usb_pipebulk(urb->pipe); 153 154 if (xfer_bulk) /* bulk */ 155 num_packets = 1; 156 else /* isoc */ 157 num_packets = urb->number_of_packets; 158 159 for (i = 0; i < num_packets; i++) { 160 if (xfer_bulk) { 161 if (urb->status < 0) { 162 print_err_status(dev, i, urb->status); 163 if (urb->status != -EPROTO) 164 continue; 165 } 166 if (!urb->actual_length) 167 continue; 168 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, 169 urb->actual_length); 170 } else { 171 if (urb->iso_frame_desc[i].status < 0) { 172 print_err_status(dev, i, 173 urb->iso_frame_desc[i].status); 174 if (urb->iso_frame_desc[i].status != -EPROTO) 175 continue; 176 } 177 if (!urb->iso_frame_desc[i].actual_length) 178 continue; 179 dvb_dmx_swfilter(&dev->dvb->demux, 180 urb->transfer_buffer + 181 urb->iso_frame_desc[i].offset, 182 urb->iso_frame_desc[i].actual_length); 183 } 184 } 185 186 return 0; 187 } 188 189 static int em28xx_start_streaming(struct em28xx_dvb *dvb) 190 { 191 int rc; 192 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 193 struct em28xx *dev = i2c_bus->dev; 194 int dvb_max_packet_size, packet_multiplier, dvb_alt; 195 196 if (dev->dvb_xfer_bulk) { 197 if (!dev->dvb_ep_bulk) 198 return -ENODEV; 199 dvb_max_packet_size = 512; /* USB 2.0 spec */ 200 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; 201 dvb_alt = 0; 202 } else { /* isoc */ 203 if (!dev->dvb_ep_isoc) 204 return -ENODEV; 205 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; 206 if (dvb_max_packet_size < 0) 207 return dvb_max_packet_size; 208 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; 209 dvb_alt = dev->dvb_alt_isoc; 210 } 211 212 usb_set_interface(dev->udev, dev->ifnum, dvb_alt); 213 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 214 if (rc < 0) 215 return rc; 216 217 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", 218 EM28XX_DVB_NUM_BUFS, 219 packet_multiplier, 220 dvb_max_packet_size, dvb_alt); 221 222 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, 223 dev->dvb_xfer_bulk, 224 EM28XX_DVB_NUM_BUFS, 225 dvb_max_packet_size, 226 packet_multiplier, 227 em28xx_dvb_urb_data_copy); 228 } 229 230 static int em28xx_stop_streaming(struct em28xx_dvb *dvb) 231 { 232 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; 233 struct em28xx *dev = i2c_bus->dev; 234 235 em28xx_stop_urbs(dev); 236 237 return 0; 238 } 239 240 static int em28xx_start_feed(struct dvb_demux_feed *feed) 241 { 242 struct dvb_demux *demux = feed->demux; 243 struct em28xx_dvb *dvb = demux->priv; 244 int rc, ret; 245 246 if (!demux->dmx.frontend) 247 return -EINVAL; 248 249 mutex_lock(&dvb->lock); 250 dvb->nfeeds++; 251 rc = dvb->nfeeds; 252 253 if (dvb->nfeeds == 1) { 254 ret = em28xx_start_streaming(dvb); 255 if (ret < 0) 256 rc = ret; 257 } 258 259 mutex_unlock(&dvb->lock); 260 return rc; 261 } 262 263 static int em28xx_stop_feed(struct dvb_demux_feed *feed) 264 { 265 struct dvb_demux *demux = feed->demux; 266 struct em28xx_dvb *dvb = demux->priv; 267 int err = 0; 268 269 mutex_lock(&dvb->lock); 270 dvb->nfeeds--; 271 272 if (0 == dvb->nfeeds) 273 err = em28xx_stop_streaming(dvb); 274 275 mutex_unlock(&dvb->lock); 276 return err; 277 } 278 279 280 281 /* ------------------------------------------------------------------ */ 282 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 283 { 284 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 285 struct em28xx *dev = i2c_bus->dev; 286 287 if (acquire) 288 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 289 else 290 return em28xx_set_mode(dev, EM28XX_SUSPEND); 291 } 292 293 /* ------------------------------------------------------------------ */ 294 295 static struct lgdt330x_config em2880_lgdt3303_dev = { 296 .demod_address = 0x0e, 297 .demod_chip = LGDT3303, 298 }; 299 300 static struct lgdt3305_config em2870_lgdt3304_dev = { 301 .i2c_addr = 0x0e, 302 .demod_chip = LGDT3304, 303 .spectral_inversion = 1, 304 .deny_i2c_rptr = 1, 305 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 306 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 307 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 308 .vsb_if_khz = 3250, 309 .qam_if_khz = 4000, 310 }; 311 312 static struct lgdt3305_config em2874_lgdt3305_dev = { 313 .i2c_addr = 0x0e, 314 .demod_chip = LGDT3305, 315 .spectral_inversion = 1, 316 .deny_i2c_rptr = 0, 317 .mpeg_mode = LGDT3305_MPEG_SERIAL, 318 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 319 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 320 .vsb_if_khz = 3250, 321 .qam_if_khz = 4000, 322 }; 323 324 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 325 .i2c_addr = 0x0e, 326 .demod_chip = LGDT3305, 327 .spectral_inversion = 1, 328 .deny_i2c_rptr = 1, 329 .mpeg_mode = LGDT3305_MPEG_SERIAL, 330 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 331 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 332 .vsb_if_khz = 3600, 333 .qam_if_khz = 3600, 334 }; 335 336 static struct s921_config sharp_isdbt = { 337 .demod_address = 0x30 >> 1 338 }; 339 340 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 341 .demod_address = (0x1e >> 1), 342 .no_tuner = 1, 343 .parallel_ts = 1, 344 .if2 = 45600, 345 }; 346 347 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 348 .demod_address = 0x32 >> 1, 349 .output_mode = S5H1409_PARALLEL_OUTPUT, 350 .gpio = S5H1409_GPIO_OFF, 351 .inversion = S5H1409_INVERSION_OFF, 352 .status_mode = S5H1409_DEMODLOCKING, 353 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 354 }; 355 356 static struct tda18271_std_map kworld_a340_std_map = { 357 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 358 .if_lvl = 1, .rfagc_top = 0x37, }, 359 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 360 .if_lvl = 1, .rfagc_top = 0x37, }, 361 }; 362 363 static struct tda18271_config kworld_a340_config = { 364 .std_map = &kworld_a340_std_map, 365 }; 366 367 static struct tda18271_config kworld_ub435q_v2_config = { 368 .std_map = &kworld_a340_std_map, 369 .gate = TDA18271_GATE_DIGITAL, 370 }; 371 372 static struct tda18212_config kworld_ub435q_v3_config = { 373 .i2c_address = 0x60, 374 .if_atsc_vsb = 3600, 375 .if_atsc_qam = 3600, 376 }; 377 378 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 379 .demod_address = (0x1e >> 1), 380 .no_tuner = 1, 381 .disable_i2c_gate_ctrl = 1, 382 .parallel_ts = 1, 383 .if2 = 45600, 384 }; 385 386 static struct drxd_config em28xx_drxd = { 387 .demod_address = 0x70, 388 .demod_revision = 0xa2, 389 .pll_type = DRXD_PLL_NONE, 390 .clock = 12000, 391 .insert_rs_byte = 1, 392 .IF = 42800000, 393 .disable_i2c_gate_ctrl = 1, 394 }; 395 396 static struct drxk_config terratec_h5_drxk = { 397 .adr = 0x29, 398 .single_master = 1, 399 .no_i2c_bridge = 1, 400 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 401 .qam_demod_parameter_count = 2, 402 }; 403 404 static struct drxk_config hauppauge_930c_drxk = { 405 .adr = 0x29, 406 .single_master = 1, 407 .no_i2c_bridge = 1, 408 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 409 .chunk_size = 56, 410 .qam_demod_parameter_count = 2, 411 }; 412 413 static struct drxk_config terratec_htc_stick_drxk = { 414 .adr = 0x29, 415 .single_master = 1, 416 .no_i2c_bridge = 1, 417 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 418 .chunk_size = 54, 419 .qam_demod_parameter_count = 2, 420 /* Required for the antenna_gpio to disable LNA. */ 421 .antenna_dvbt = true, 422 /* The windows driver uses the same. This will disable LNA. */ 423 .antenna_gpio = 0x6, 424 }; 425 426 static struct drxk_config maxmedia_ub425_tc_drxk = { 427 .adr = 0x29, 428 .single_master = 1, 429 .no_i2c_bridge = 1, 430 .microcode_name = "dvb-demod-drxk-01.fw", 431 .chunk_size = 62, 432 .qam_demod_parameter_count = 2, 433 }; 434 435 static struct drxk_config pctv_520e_drxk = { 436 .adr = 0x29, 437 .single_master = 1, 438 .microcode_name = "dvb-demod-drxk-pctv.fw", 439 .qam_demod_parameter_count = 2, 440 .chunk_size = 58, 441 .antenna_dvbt = true, /* disable LNA */ 442 .antenna_gpio = (1 << 2), /* disable LNA */ 443 }; 444 445 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 446 { 447 struct em28xx_dvb *dvb = fe->sec_priv; 448 int status; 449 450 if (!dvb) 451 return -EINVAL; 452 453 if (enable) { 454 down(&dvb->pll_mutex); 455 status = dvb->gate_ctrl(fe, 1); 456 } else { 457 status = dvb->gate_ctrl(fe, 0); 458 up(&dvb->pll_mutex); 459 } 460 return status; 461 } 462 463 static void hauppauge_hvr930c_init(struct em28xx *dev) 464 { 465 int i; 466 467 struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 468 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 469 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 470 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 471 { -1, -1, -1, -1}, 472 }; 473 struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 474 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 475 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 476 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 478 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 479 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 480 481 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 483 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 484 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 485 486 { -1, -1, -1, -1}, 487 }; 488 489 struct { 490 unsigned char r[4]; 491 int len; 492 } regs[] = { 493 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 494 {{ 0x01, 0x02 }, 2}, 495 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 496 {{ 0x01, 0x00 }, 2}, 497 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 498 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 499 {{ 0x01, 0x00 }, 2}, 500 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 501 {{ 0x04, 0x00 }, 2}, 502 {{ 0x00, 0x04 }, 2}, 503 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 504 {{ 0x04, 0x14 }, 2}, 505 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 506 }; 507 508 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 509 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 510 msleep(10); 511 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 512 msleep(10); 513 514 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 515 516 for (i = 0; i < ARRAY_SIZE(regs); i++) 517 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 518 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 519 520 msleep(100); 521 522 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 523 msleep(30); 524 525 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 526 msleep(10); 527 528 } 529 530 static void terratec_h5_init(struct em28xx *dev) 531 { 532 int i; 533 struct em28xx_reg_seq terratec_h5_init[] = { 534 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 535 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 536 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 537 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 538 { -1, -1, -1, -1}, 539 }; 540 struct em28xx_reg_seq terratec_h5_end[] = { 541 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 542 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 543 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 544 { -1, -1, -1, -1}, 545 }; 546 struct { 547 unsigned char r[4]; 548 int len; 549 } regs[] = { 550 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 551 {{ 0x01, 0x02 }, 2}, 552 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 553 {{ 0x01, 0x00 }, 2}, 554 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 555 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 556 {{ 0x01, 0x00 }, 2}, 557 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 558 {{ 0x04, 0x00 }, 2}, 559 {{ 0x00, 0x04 }, 2}, 560 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 561 {{ 0x04, 0x14 }, 2}, 562 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 563 }; 564 565 em28xx_gpio_set(dev, terratec_h5_init); 566 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 567 msleep(10); 568 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 569 msleep(10); 570 571 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 572 573 for (i = 0; i < ARRAY_SIZE(regs); i++) 574 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 575 em28xx_gpio_set(dev, terratec_h5_end); 576 }; 577 578 static void terratec_htc_stick_init(struct em28xx *dev) 579 { 580 int i; 581 582 /* 583 * GPIO configuration: 584 * 0xff: unknown (does not affect DVB-T). 585 * 0xf6: DRX-K (demodulator). 586 * 0xe6: unknown (does not affect DVB-T). 587 * 0xb6: unknown (does not affect DVB-T). 588 */ 589 struct em28xx_reg_seq terratec_htc_stick_init[] = { 590 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 591 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 592 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 593 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 594 { -1, -1, -1, -1}, 595 }; 596 struct em28xx_reg_seq terratec_htc_stick_end[] = { 597 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 598 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 599 { -1, -1, -1, -1}, 600 }; 601 602 /* 603 * Init the analog decoder (not yet supported), but 604 * it's probably still a good idea. 605 */ 606 struct { 607 unsigned char r[4]; 608 int len; 609 } regs[] = { 610 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 611 {{ 0x01, 0x02 }, 2}, 612 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 613 {{ 0x01, 0x00 }, 2}, 614 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 615 }; 616 617 em28xx_gpio_set(dev, terratec_htc_stick_init); 618 619 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 620 msleep(10); 621 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 622 msleep(10); 623 624 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 625 626 for (i = 0; i < ARRAY_SIZE(regs); i++) 627 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 628 629 em28xx_gpio_set(dev, terratec_htc_stick_end); 630 }; 631 632 static void terratec_htc_usb_xs_init(struct em28xx *dev) 633 { 634 int i; 635 636 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 637 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 638 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 639 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 640 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 641 { -1, -1, -1, -1}, 642 }; 643 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 644 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 645 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 646 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 647 { -1, -1, -1, -1}, 648 }; 649 650 /* 651 * Init the analog decoder (not yet supported), but 652 * it's probably still a good idea. 653 */ 654 struct { 655 unsigned char r[4]; 656 int len; 657 } regs[] = { 658 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 659 {{ 0x01, 0x02 }, 2}, 660 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 661 {{ 0x01, 0x00 }, 2}, 662 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 663 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 664 {{ 0x01, 0x00 }, 2}, 665 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 666 {{ 0x04, 0x00 }, 2}, 667 {{ 0x00, 0x04 }, 2}, 668 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 669 {{ 0x04, 0x14 }, 2}, 670 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 671 }; 672 673 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 674 675 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 676 677 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 678 msleep(10); 679 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 680 msleep(10); 681 682 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 683 684 for (i = 0; i < ARRAY_SIZE(regs); i++) 685 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 686 687 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 688 }; 689 690 static void pctv_520e_init(struct em28xx *dev) 691 { 692 /* 693 * Init AVF4910B analog decoder. Looks like I2C traffic to 694 * digital demodulator and tuner are routed via AVF4910B. 695 */ 696 int i; 697 struct { 698 unsigned char r[4]; 699 int len; 700 } regs[] = { 701 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 702 {{ 0x01, 0x02 }, 2}, 703 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 704 {{ 0x01, 0x00 }, 2}, 705 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 706 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 707 {{ 0x01, 0x00 }, 2}, 708 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 709 }; 710 711 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 712 713 for (i = 0; i < ARRAY_SIZE(regs); i++) 714 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 715 }; 716 717 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 718 { 719 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 720 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 721 struct em28xx *dev = i2c_bus->dev; 722 #ifdef CONFIG_GPIOLIB 723 struct em28xx_dvb *dvb = dev->dvb; 724 int ret; 725 unsigned long flags; 726 727 if (c->lna == 1) 728 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 729 else 730 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 731 732 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 733 if (ret) 734 em28xx_errdev("gpio request failed %d\n", ret); 735 else 736 gpio_free(dvb->lna_gpio); 737 738 return ret; 739 #else 740 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n", 741 KBUILD_MODNAME, c->lna); 742 return 0; 743 #endif 744 } 745 746 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 747 { 748 /* Values extracted from a USB trace of the Terratec Windows driver */ 749 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 750 static u8 reset[] = { RESET, 0x80 }; 751 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 752 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 753 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 754 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 755 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 756 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 757 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 758 static u8 tuner_go[] = { TUNER_GO, 0x01}; 759 760 mt352_write(fe, clock_config, sizeof(clock_config)); 761 udelay(200); 762 mt352_write(fe, reset, sizeof(reset)); 763 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 764 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 765 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 766 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 767 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 768 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 769 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 770 mt352_write(fe, tuner_go, sizeof(tuner_go)); 771 return 0; 772 } 773 774 static struct mt352_config terratec_xs_mt352_cfg = { 775 .demod_address = (0x1e >> 1), 776 .no_tuner = 1, 777 .if2 = 45600, 778 .demod_init = em28xx_mt352_terratec_xs_init, 779 }; 780 781 static struct tda10023_config em28xx_tda10023_config = { 782 .demod_address = 0x0c, 783 .invert = 1, 784 }; 785 786 static struct cxd2820r_config em28xx_cxd2820r_config = { 787 .i2c_address = (0xd8 >> 1), 788 .ts_mode = CXD2820R_TS_SERIAL, 789 }; 790 791 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 792 .output_opt = TDA18271_OUTPUT_LT_OFF, 793 .gate = TDA18271_GATE_DIGITAL, 794 }; 795 796 static const struct tda10071_config em28xx_tda10071_config = { 797 .demod_i2c_addr = 0x55, /* (0xaa >> 1) */ 798 .tuner_i2c_addr = 0x14, 799 .i2c_wr_max = 64, 800 .ts_mode = TDA10071_TS_SERIAL, 801 .spec_inv = 0, 802 .xtal = 40444000, /* 40.444 MHz */ 803 .pll_multiplier = 20, 804 }; 805 806 static const struct a8293_config em28xx_a8293_config = { 807 .i2c_addr = 0x08, /* (0x10 >> 1) */ 808 }; 809 810 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 811 .demod_address = (0x1e >> 1), 812 .disable_i2c_gate_ctrl = 1, 813 .no_tuner = 1, 814 .parallel_ts = 1, 815 }; 816 static struct qt1010_config em28xx_qt1010_config = { 817 .i2c_address = 0x62 818 }; 819 820 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 821 .demod_address = 0x10, 822 .is_serial = true, 823 }; 824 825 static struct tda18271_std_map mb86a20s_tda18271_config = { 826 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 827 .if_lvl = 1, .rfagc_top = 0x37, }, 828 }; 829 830 static struct tda18271_config c3tech_duo_tda18271_config = { 831 .std_map = &mb86a20s_tda18271_config, 832 .gate = TDA18271_GATE_DIGITAL, 833 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 834 }; 835 836 static const struct m88ds3103_config pctv_461e_m88ds3103_config = { 837 .i2c_addr = 0x68, 838 .clock = 27000000, 839 .i2c_wr_max = 33, 840 .clock_out = 0, 841 .ts_mode = M88DS3103_TS_PARALLEL_16, 842 .agc = 0x99, 843 }; 844 845 846 static struct tda18271_std_map drx_j_std_map = { 847 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 848 .rfagc_top = 0x37, }, 849 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 850 .rfagc_top = 0x37, }, 851 }; 852 853 static struct tda18271_config pinnacle_80e_dvb_config = { 854 .std_map = &drx_j_std_map, 855 .gate = TDA18271_GATE_DIGITAL, 856 .role = TDA18271_MASTER, 857 }; 858 859 /* ------------------------------------------------------------------ */ 860 861 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 862 { 863 struct dvb_frontend *fe; 864 struct xc2028_config cfg; 865 struct xc2028_ctrl ctl; 866 867 memset(&cfg, 0, sizeof(cfg)); 868 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 869 cfg.i2c_addr = addr; 870 871 memset(&ctl, 0, sizeof(ctl)); 872 em28xx_setup_xc3028(dev, &ctl); 873 cfg.ctrl = &ctl; 874 875 if (!dev->dvb->fe[0]) { 876 em28xx_errdev("/2: dvb frontend not attached. " 877 "Can't attach xc3028\n"); 878 return -EINVAL; 879 } 880 881 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 882 if (!fe) { 883 em28xx_errdev("/2: xc3028 attach failed\n"); 884 dvb_frontend_detach(dev->dvb->fe[0]); 885 dev->dvb->fe[0] = NULL; 886 return -EINVAL; 887 } 888 889 em28xx_info("%s/2: xc3028 attached\n", dev->name); 890 891 return 0; 892 } 893 894 /* ------------------------------------------------------------------ */ 895 896 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 897 struct em28xx *dev, struct device *device) 898 { 899 int result; 900 901 mutex_init(&dvb->lock); 902 903 /* register adapter */ 904 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, 905 adapter_nr); 906 if (result < 0) { 907 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n", 908 dev->name, result); 909 goto fail_adapter; 910 } 911 912 /* Ensure all frontends negotiate bus access */ 913 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 914 if (dvb->fe[1]) 915 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 916 917 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 918 919 /* register frontend */ 920 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 921 if (result < 0) { 922 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n", 923 dev->name, result); 924 goto fail_frontend0; 925 } 926 927 /* register 2nd frontend */ 928 if (dvb->fe[1]) { 929 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 930 if (result < 0) { 931 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n", 932 dev->name, result); 933 goto fail_frontend1; 934 } 935 } 936 937 /* register demux stuff */ 938 dvb->demux.dmx.capabilities = 939 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 940 DMX_MEMORY_BASED_FILTERING; 941 dvb->demux.priv = dvb; 942 dvb->demux.filternum = 256; 943 dvb->demux.feednum = 256; 944 dvb->demux.start_feed = em28xx_start_feed; 945 dvb->demux.stop_feed = em28xx_stop_feed; 946 947 result = dvb_dmx_init(&dvb->demux); 948 if (result < 0) { 949 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n", 950 dev->name, result); 951 goto fail_dmx; 952 } 953 954 dvb->dmxdev.filternum = 256; 955 dvb->dmxdev.demux = &dvb->demux.dmx; 956 dvb->dmxdev.capabilities = 0; 957 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 958 if (result < 0) { 959 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n", 960 dev->name, result); 961 goto fail_dmxdev; 962 } 963 964 dvb->fe_hw.source = DMX_FRONTEND_0; 965 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 966 if (result < 0) { 967 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 968 dev->name, result); 969 goto fail_fe_hw; 970 } 971 972 dvb->fe_mem.source = DMX_MEMORY_FE; 973 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 974 if (result < 0) { 975 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 976 dev->name, result); 977 goto fail_fe_mem; 978 } 979 980 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 981 if (result < 0) { 982 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n", 983 dev->name, result); 984 goto fail_fe_conn; 985 } 986 987 /* register network adapter */ 988 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 989 return 0; 990 991 fail_fe_conn: 992 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 993 fail_fe_mem: 994 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 995 fail_fe_hw: 996 dvb_dmxdev_release(&dvb->dmxdev); 997 fail_dmxdev: 998 dvb_dmx_release(&dvb->demux); 999 fail_dmx: 1000 if (dvb->fe[1]) 1001 dvb_unregister_frontend(dvb->fe[1]); 1002 dvb_unregister_frontend(dvb->fe[0]); 1003 fail_frontend1: 1004 if (dvb->fe[1]) 1005 dvb_frontend_detach(dvb->fe[1]); 1006 fail_frontend0: 1007 dvb_frontend_detach(dvb->fe[0]); 1008 dvb_unregister_adapter(&dvb->adapter); 1009 fail_adapter: 1010 return result; 1011 } 1012 1013 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1014 { 1015 dvb_net_release(&dvb->net); 1016 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1017 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1018 dvb_dmxdev_release(&dvb->dmxdev); 1019 dvb_dmx_release(&dvb->demux); 1020 if (dvb->fe[1]) 1021 dvb_unregister_frontend(dvb->fe[1]); 1022 dvb_unregister_frontend(dvb->fe[0]); 1023 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1024 dvb_frontend_detach(dvb->fe[1]); 1025 dvb_frontend_detach(dvb->fe[0]); 1026 dvb_unregister_adapter(&dvb->adapter); 1027 } 1028 1029 static int em28xx_dvb_init(struct em28xx *dev) 1030 { 1031 int result = 0, mfe_shared = 0; 1032 struct em28xx_dvb *dvb; 1033 1034 if (dev->is_audio_only) { 1035 /* Shouldn't initialize IR for this interface */ 1036 return 0; 1037 } 1038 1039 if (!dev->board.has_dvb) { 1040 /* This device does not support the extension */ 1041 return 0; 1042 } 1043 1044 em28xx_info("Binding DVB extension\n"); 1045 1046 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); 1047 if (dvb == NULL) { 1048 em28xx_info("em28xx_dvb: memory allocation failed\n"); 1049 return -ENOMEM; 1050 } 1051 dev->dvb = dvb; 1052 dvb->fe[0] = dvb->fe[1] = NULL; 1053 1054 /* pre-allocate DVB usb transfer buffers */ 1055 if (dev->dvb_xfer_bulk) { 1056 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1057 dev->dvb_xfer_bulk, 1058 EM28XX_DVB_NUM_BUFS, 1059 512, 1060 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1061 } else { 1062 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1063 dev->dvb_xfer_bulk, 1064 EM28XX_DVB_NUM_BUFS, 1065 dev->dvb_max_pkt_size_isoc, 1066 EM28XX_DVB_NUM_ISOC_PACKETS); 1067 } 1068 if (result) { 1069 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n"); 1070 kfree(dvb); 1071 dev->dvb = NULL; 1072 return result; 1073 } 1074 1075 mutex_lock(&dev->lock); 1076 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1077 /* init frontend */ 1078 switch (dev->model) { 1079 case EM2874_BOARD_LEADERSHIP_ISDBT: 1080 dvb->fe[0] = dvb_attach(s921_attach, 1081 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); 1082 1083 if (!dvb->fe[0]) { 1084 result = -EINVAL; 1085 goto out_free; 1086 } 1087 1088 break; 1089 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1090 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1091 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1092 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1093 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1094 &em2880_lgdt3303_dev, 1095 &dev->i2c_adap[dev->def_i2c_bus]); 1096 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1097 result = -EINVAL; 1098 goto out_free; 1099 } 1100 break; 1101 case EM2880_BOARD_KWORLD_DVB_310U: 1102 dvb->fe[0] = dvb_attach(zl10353_attach, 1103 &em28xx_zl10353_with_xc3028, 1104 &dev->i2c_adap[dev->def_i2c_bus]); 1105 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1106 result = -EINVAL; 1107 goto out_free; 1108 } 1109 break; 1110 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1111 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1112 case EM2880_BOARD_EMPIRE_DUAL_TV: 1113 dvb->fe[0] = dvb_attach(zl10353_attach, 1114 &em28xx_zl10353_xc3028_no_i2c_gate, 1115 &dev->i2c_adap[dev->def_i2c_bus]); 1116 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1117 result = -EINVAL; 1118 goto out_free; 1119 } 1120 break; 1121 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1122 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1123 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1124 case EM2882_BOARD_DIKOM_DK300: 1125 case EM2882_BOARD_KWORLD_VS_DVBT: 1126 dvb->fe[0] = dvb_attach(zl10353_attach, 1127 &em28xx_zl10353_xc3028_no_i2c_gate, 1128 &dev->i2c_adap[dev->def_i2c_bus]); 1129 if (dvb->fe[0] == NULL) { 1130 /* This board could have either a zl10353 or a mt352. 1131 If the chip id isn't for zl10353, try mt352 */ 1132 dvb->fe[0] = dvb_attach(mt352_attach, 1133 &terratec_xs_mt352_cfg, 1134 &dev->i2c_adap[dev->def_i2c_bus]); 1135 } 1136 1137 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1138 result = -EINVAL; 1139 goto out_free; 1140 } 1141 break; 1142 case EM2870_BOARD_KWORLD_355U: 1143 dvb->fe[0] = dvb_attach(zl10353_attach, 1144 &em28xx_zl10353_no_i2c_gate_dev, 1145 &dev->i2c_adap[dev->def_i2c_bus]); 1146 if (dvb->fe[0] != NULL) 1147 dvb_attach(qt1010_attach, dvb->fe[0], 1148 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config); 1149 break; 1150 case EM2883_BOARD_KWORLD_HYBRID_330U: 1151 case EM2882_BOARD_EVGA_INDTUBE: 1152 dvb->fe[0] = dvb_attach(s5h1409_attach, 1153 &em28xx_s5h1409_with_xc3028, 1154 &dev->i2c_adap[dev->def_i2c_bus]); 1155 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1156 result = -EINVAL; 1157 goto out_free; 1158 } 1159 break; 1160 case EM2882_BOARD_KWORLD_ATSC_315U: 1161 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1162 &em2880_lgdt3303_dev, 1163 &dev->i2c_adap[dev->def_i2c_bus]); 1164 if (dvb->fe[0] != NULL) { 1165 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1166 &dev->i2c_adap[dev->def_i2c_bus], 0x61, TUNER_THOMSON_DTT761X)) { 1167 result = -EINVAL; 1168 goto out_free; 1169 } 1170 } 1171 break; 1172 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1173 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1174 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1175 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev); 1176 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1177 result = -EINVAL; 1178 goto out_free; 1179 } 1180 break; 1181 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1182 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1183 dvb->fe[0] = dvb_attach(tda10023_attach, 1184 &em28xx_tda10023_config, 1185 &dev->i2c_adap[dev->def_i2c_bus], 0x48); 1186 if (dvb->fe[0]) { 1187 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1188 &dev->i2c_adap[dev->def_i2c_bus], 0x60, TUNER_PHILIPS_CU1216L)) { 1189 result = -EINVAL; 1190 goto out_free; 1191 } 1192 } 1193 break; 1194 case EM2870_BOARD_KWORLD_A340: 1195 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1196 &em2870_lgdt3304_dev, 1197 &dev->i2c_adap[dev->def_i2c_bus]); 1198 if (dvb->fe[0] != NULL) 1199 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1200 &dev->i2c_adap[dev->def_i2c_bus], &kworld_a340_config); 1201 break; 1202 case EM28174_BOARD_PCTV_290E: 1203 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1204 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1205 CXD2820R_GPIO_L; 1206 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1207 &em28xx_cxd2820r_config, 1208 &dev->i2c_adap[dev->def_i2c_bus], 1209 &dvb->lna_gpio); 1210 if (dvb->fe[0]) { 1211 /* FE 0 attach tuner */ 1212 if (!dvb_attach(tda18271_attach, 1213 dvb->fe[0], 1214 0x60, 1215 &dev->i2c_adap[dev->def_i2c_bus], 1216 &em28xx_cxd2820r_tda18271_config)) { 1217 1218 dvb_frontend_detach(dvb->fe[0]); 1219 result = -EINVAL; 1220 goto out_free; 1221 } 1222 1223 #ifdef CONFIG_GPIOLIB 1224 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1225 result = gpio_request_one(dvb->lna_gpio, 1226 GPIOF_OUT_INIT_LOW, NULL); 1227 if (result) 1228 em28xx_errdev("gpio request failed %d\n", 1229 result); 1230 else 1231 gpio_free(dvb->lna_gpio); 1232 1233 result = 0; /* continue even set LNA fails */ 1234 #endif 1235 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1236 } 1237 1238 break; 1239 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1240 { 1241 struct xc5000_config cfg; 1242 hauppauge_hvr930c_init(dev); 1243 1244 dvb->fe[0] = dvb_attach(drxk_attach, 1245 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1246 if (!dvb->fe[0]) { 1247 result = -EINVAL; 1248 goto out_free; 1249 } 1250 /* FIXME: do we need a pll semaphore? */ 1251 dvb->fe[0]->sec_priv = dvb; 1252 sema_init(&dvb->pll_mutex, 1); 1253 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1254 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1255 1256 /* Attach xc5000 */ 1257 memset(&cfg, 0, sizeof(cfg)); 1258 cfg.i2c_address = 0x61; 1259 cfg.if_khz = 4000; 1260 1261 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1262 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1263 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1264 &cfg)) { 1265 result = -EINVAL; 1266 goto out_free; 1267 } 1268 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1269 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1270 1271 break; 1272 } 1273 case EM2884_BOARD_TERRATEC_H5: 1274 terratec_h5_init(dev); 1275 1276 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1277 if (!dvb->fe[0]) { 1278 result = -EINVAL; 1279 goto out_free; 1280 } 1281 /* FIXME: do we need a pll semaphore? */ 1282 dvb->fe[0]->sec_priv = dvb; 1283 sema_init(&dvb->pll_mutex, 1); 1284 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1285 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1286 1287 /* Attach tda18271 to DVB-C frontend */ 1288 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1289 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1290 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1291 result = -EINVAL; 1292 goto out_free; 1293 } 1294 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1295 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1296 1297 break; 1298 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1299 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1300 &c3tech_duo_mb86a20s_config, 1301 &dev->i2c_adap[dev->def_i2c_bus]); 1302 if (dvb->fe[0] != NULL) 1303 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1304 &dev->i2c_adap[dev->def_i2c_bus], 1305 &c3tech_duo_tda18271_config); 1306 break; 1307 case EM28174_BOARD_PCTV_460E: 1308 /* attach demod */ 1309 dvb->fe[0] = dvb_attach(tda10071_attach, 1310 &em28xx_tda10071_config, &dev->i2c_adap[dev->def_i2c_bus]); 1311 1312 /* attach SEC */ 1313 if (dvb->fe[0]) 1314 dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1315 &em28xx_a8293_config); 1316 break; 1317 case EM2874_BOARD_DELOCK_61959: 1318 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1319 /* attach demodulator */ 1320 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1321 &dev->i2c_adap[dev->def_i2c_bus]); 1322 1323 if (dvb->fe[0]) { 1324 /* disable I2C-gate */ 1325 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1326 1327 /* attach tuner */ 1328 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1329 &dev->i2c_adap[dev->def_i2c_bus], 1330 &em28xx_cxd2820r_tda18271_config)) { 1331 dvb_frontend_detach(dvb->fe[0]); 1332 result = -EINVAL; 1333 goto out_free; 1334 } 1335 } 1336 break; 1337 case EM2884_BOARD_PCTV_510E: 1338 case EM2884_BOARD_PCTV_520E: 1339 pctv_520e_init(dev); 1340 1341 /* attach demodulator */ 1342 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1343 &dev->i2c_adap[dev->def_i2c_bus]); 1344 1345 if (dvb->fe[0]) { 1346 /* attach tuner */ 1347 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1348 &dev->i2c_adap[dev->def_i2c_bus], 1349 &em28xx_cxd2820r_tda18271_config)) { 1350 dvb_frontend_detach(dvb->fe[0]); 1351 result = -EINVAL; 1352 goto out_free; 1353 } 1354 } 1355 break; 1356 case EM2884_BOARD_CINERGY_HTC_STICK: 1357 terratec_htc_stick_init(dev); 1358 1359 /* attach demodulator */ 1360 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1361 &dev->i2c_adap[dev->def_i2c_bus]); 1362 if (!dvb->fe[0]) { 1363 result = -EINVAL; 1364 goto out_free; 1365 } 1366 1367 /* Attach the demodulator. */ 1368 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1369 &dev->i2c_adap[dev->def_i2c_bus], 1370 &em28xx_cxd2820r_tda18271_config)) { 1371 result = -EINVAL; 1372 goto out_free; 1373 } 1374 break; 1375 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1376 terratec_htc_usb_xs_init(dev); 1377 1378 /* attach demodulator */ 1379 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1380 &dev->i2c_adap[dev->def_i2c_bus]); 1381 if (!dvb->fe[0]) { 1382 result = -EINVAL; 1383 goto out_free; 1384 } 1385 1386 /* Attach the demodulator. */ 1387 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1388 &dev->i2c_adap[dev->def_i2c_bus], 1389 &em28xx_cxd2820r_tda18271_config)) { 1390 result = -EINVAL; 1391 goto out_free; 1392 } 1393 break; 1394 case EM2874_BOARD_KWORLD_UB435Q_V2: 1395 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1396 &em2874_lgdt3305_dev, 1397 &dev->i2c_adap[dev->def_i2c_bus]); 1398 if (!dvb->fe[0]) { 1399 result = -EINVAL; 1400 goto out_free; 1401 } 1402 1403 /* Attach the demodulator. */ 1404 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1405 &dev->i2c_adap[dev->def_i2c_bus], 1406 &kworld_ub435q_v2_config)) { 1407 result = -EINVAL; 1408 goto out_free; 1409 } 1410 break; 1411 case EM2874_BOARD_KWORLD_UB435Q_V3: 1412 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1413 &em2874_lgdt3305_nogate_dev, 1414 &dev->i2c_adap[dev->def_i2c_bus]); 1415 if (!dvb->fe[0]) { 1416 result = -EINVAL; 1417 goto out_free; 1418 } 1419 1420 /* Attach the demodulator. */ 1421 if (!dvb_attach(tda18212_attach, dvb->fe[0], 1422 &dev->i2c_adap[dev->def_i2c_bus], 1423 &kworld_ub435q_v3_config)) { 1424 result = -EINVAL; 1425 goto out_free; 1426 } 1427 break; 1428 case EM2874_BOARD_PCTV_HD_MINI_80E: 1429 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); 1430 if (dvb->fe[0] != NULL) { 1431 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1432 &dev->i2c_adap[dev->def_i2c_bus], 1433 &pinnacle_80e_dvb_config); 1434 if (!dvb->fe[0]) { 1435 result = -EINVAL; 1436 goto out_free; 1437 } 1438 } 1439 break; 1440 case EM28178_BOARD_PCTV_461E: 1441 { 1442 /* demod I2C adapter */ 1443 struct i2c_adapter *i2c_adapter; 1444 struct i2c_client *client; 1445 struct i2c_board_info info; 1446 struct m88ts2022_config m88ts2022_config = { 1447 .clock = 27000000, 1448 }; 1449 memset(&info, 0, sizeof(struct i2c_board_info)); 1450 1451 /* attach demod */ 1452 dvb->fe[0] = dvb_attach(m88ds3103_attach, 1453 &pctv_461e_m88ds3103_config, 1454 &dev->i2c_adap[dev->def_i2c_bus], 1455 &i2c_adapter); 1456 if (dvb->fe[0] == NULL) { 1457 result = -ENODEV; 1458 goto out_free; 1459 } 1460 1461 /* attach tuner */ 1462 m88ts2022_config.fe = dvb->fe[0]; 1463 strlcpy(info.type, "m88ts2022", I2C_NAME_SIZE); 1464 info.addr = 0x60; 1465 info.platform_data = &m88ts2022_config; 1466 request_module("m88ts2022"); 1467 client = i2c_new_device(i2c_adapter, &info); 1468 if (client == NULL || client->dev.driver == NULL) { 1469 dvb_frontend_detach(dvb->fe[0]); 1470 result = -ENODEV; 1471 goto out_free; 1472 } 1473 1474 if (!try_module_get(client->dev.driver->owner)) { 1475 i2c_unregister_device(client); 1476 dvb_frontend_detach(dvb->fe[0]); 1477 result = -ENODEV; 1478 goto out_free; 1479 } 1480 1481 /* delegate signal strength measurement to tuner */ 1482 dvb->fe[0]->ops.read_signal_strength = 1483 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1484 1485 /* attach SEC */ 1486 if (!dvb_attach(a8293_attach, dvb->fe[0], 1487 &dev->i2c_adap[dev->def_i2c_bus], 1488 &em28xx_a8293_config)) { 1489 module_put(client->dev.driver->owner); 1490 i2c_unregister_device(client); 1491 dvb_frontend_detach(dvb->fe[0]); 1492 result = -ENODEV; 1493 goto out_free; 1494 } 1495 1496 dvb->i2c_client_tuner = client; 1497 } 1498 break; 1499 default: 1500 em28xx_errdev("/2: The frontend of your DVB/ATSC card" 1501 " isn't supported yet\n"); 1502 break; 1503 } 1504 if (NULL == dvb->fe[0]) { 1505 em28xx_errdev("/2: frontend initialization failed\n"); 1506 result = -EINVAL; 1507 goto out_free; 1508 } 1509 /* define general-purpose callback pointer */ 1510 dvb->fe[0]->callback = em28xx_tuner_callback; 1511 if (dvb->fe[1]) 1512 dvb->fe[1]->callback = em28xx_tuner_callback; 1513 1514 /* register everything */ 1515 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev); 1516 1517 if (result < 0) 1518 goto out_free; 1519 1520 /* MFE lock */ 1521 dvb->adapter.mfe_shared = mfe_shared; 1522 1523 em28xx_info("DVB extension successfully initialized\n"); 1524 1525 kref_get(&dev->ref); 1526 1527 ret: 1528 em28xx_set_mode(dev, EM28XX_SUSPEND); 1529 mutex_unlock(&dev->lock); 1530 return result; 1531 1532 out_free: 1533 kfree(dvb); 1534 dev->dvb = NULL; 1535 goto ret; 1536 } 1537 1538 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 1539 { 1540 ops->set_voltage = NULL; 1541 ops->sleep = NULL; 1542 ops->tuner_ops.sleep = NULL; 1543 } 1544 1545 static int em28xx_dvb_fini(struct em28xx *dev) 1546 { 1547 struct em28xx_dvb *dvb; 1548 struct i2c_client *client; 1549 1550 if (dev->is_audio_only) { 1551 /* Shouldn't initialize IR for this interface */ 1552 return 0; 1553 } 1554 1555 if (!dev->board.has_dvb) { 1556 /* This device does not support the extension */ 1557 return 0; 1558 } 1559 1560 if (!dev->dvb) 1561 return 0; 1562 1563 em28xx_info("Closing DVB extension"); 1564 1565 dvb = dev->dvb; 1566 client = dvb->i2c_client_tuner; 1567 1568 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 1569 1570 if (dev->disconnected) { 1571 /* We cannot tell the device to sleep 1572 * once it has been unplugged. */ 1573 if (dvb->fe[0]) 1574 prevent_sleep(&dvb->fe[0]->ops); 1575 if (dvb->fe[1]) 1576 prevent_sleep(&dvb->fe[1]->ops); 1577 } 1578 1579 /* remove I2C tuner */ 1580 if (client) { 1581 module_put(client->dev.driver->owner); 1582 i2c_unregister_device(client); 1583 } 1584 1585 em28xx_unregister_dvb(dvb); 1586 kfree(dvb); 1587 dev->dvb = NULL; 1588 kref_put(&dev->ref, em28xx_free_device); 1589 1590 return 0; 1591 } 1592 1593 static int em28xx_dvb_suspend(struct em28xx *dev) 1594 { 1595 int ret = 0; 1596 1597 if (dev->is_audio_only) 1598 return 0; 1599 1600 if (!dev->board.has_dvb) 1601 return 0; 1602 1603 em28xx_info("Suspending DVB extension"); 1604 if (dev->dvb) { 1605 struct em28xx_dvb *dvb = dev->dvb; 1606 1607 if (dvb->fe[0]) { 1608 ret = dvb_frontend_suspend(dvb->fe[0]); 1609 em28xx_info("fe0 suspend %d", ret); 1610 } 1611 if (dvb->fe[1]) { 1612 dvb_frontend_suspend(dvb->fe[1]); 1613 em28xx_info("fe1 suspend %d", ret); 1614 } 1615 } 1616 1617 return 0; 1618 } 1619 1620 static int em28xx_dvb_resume(struct em28xx *dev) 1621 { 1622 int ret = 0; 1623 1624 if (dev->is_audio_only) 1625 return 0; 1626 1627 if (!dev->board.has_dvb) 1628 return 0; 1629 1630 em28xx_info("Resuming DVB extension"); 1631 if (dev->dvb) { 1632 struct em28xx_dvb *dvb = dev->dvb; 1633 struct i2c_client *client = dvb->i2c_client_tuner; 1634 1635 if (dvb->fe[0]) { 1636 ret = dvb_frontend_resume(dvb->fe[0]); 1637 em28xx_info("fe0 resume %d", ret); 1638 } 1639 1640 if (dvb->fe[1]) { 1641 ret = dvb_frontend_resume(dvb->fe[1]); 1642 em28xx_info("fe1 resume %d", ret); 1643 } 1644 /* remove I2C tuner */ 1645 if (client) { 1646 module_put(client->dev.driver->owner); 1647 i2c_unregister_device(client); 1648 } 1649 1650 em28xx_unregister_dvb(dvb); 1651 kfree(dvb); 1652 dev->dvb = NULL; 1653 } 1654 1655 return 0; 1656 } 1657 1658 static struct em28xx_ops dvb_ops = { 1659 .id = EM28XX_DVB, 1660 .name = "Em28xx dvb Extension", 1661 .init = em28xx_dvb_init, 1662 .fini = em28xx_dvb_fini, 1663 .suspend = em28xx_dvb_suspend, 1664 .resume = em28xx_dvb_resume, 1665 }; 1666 1667 static int __init em28xx_dvb_register(void) 1668 { 1669 return em28xx_register_extension(&dvb_ops); 1670 } 1671 1672 static void __exit em28xx_dvb_unregister(void) 1673 { 1674 em28xx_unregister_extension(&dvb_ops); 1675 } 1676 1677 module_init(em28xx_dvb_register); 1678 module_exit(em28xx_dvb_unregister); 1679