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 #include "si2168.h" 59 #include "si2157.h" 60 61 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); 62 MODULE_LICENSE("GPL"); 63 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); 64 MODULE_VERSION(EM28XX_VERSION); 65 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 }; 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 /* ------------------------------------------------------------------ */ 285 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 286 { 287 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 288 struct em28xx *dev = i2c_bus->dev; 289 290 if (acquire) 291 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 292 else 293 return em28xx_set_mode(dev, EM28XX_SUSPEND); 294 } 295 296 /* ------------------------------------------------------------------ */ 297 298 static struct lgdt330x_config em2880_lgdt3303_dev = { 299 .demod_address = 0x0e, 300 .demod_chip = LGDT3303, 301 }; 302 303 static struct lgdt3305_config em2870_lgdt3304_dev = { 304 .i2c_addr = 0x0e, 305 .demod_chip = LGDT3304, 306 .spectral_inversion = 1, 307 .deny_i2c_rptr = 1, 308 .mpeg_mode = LGDT3305_MPEG_PARALLEL, 309 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 310 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 311 .vsb_if_khz = 3250, 312 .qam_if_khz = 4000, 313 }; 314 315 static struct lgdt3305_config em2874_lgdt3305_dev = { 316 .i2c_addr = 0x0e, 317 .demod_chip = LGDT3305, 318 .spectral_inversion = 1, 319 .deny_i2c_rptr = 0, 320 .mpeg_mode = LGDT3305_MPEG_SERIAL, 321 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 322 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 323 .vsb_if_khz = 3250, 324 .qam_if_khz = 4000, 325 }; 326 327 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { 328 .i2c_addr = 0x0e, 329 .demod_chip = LGDT3305, 330 .spectral_inversion = 1, 331 .deny_i2c_rptr = 1, 332 .mpeg_mode = LGDT3305_MPEG_SERIAL, 333 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 334 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 335 .vsb_if_khz = 3600, 336 .qam_if_khz = 3600, 337 }; 338 339 static struct s921_config sharp_isdbt = { 340 .demod_address = 0x30 >> 1 341 }; 342 343 static struct zl10353_config em28xx_zl10353_with_xc3028 = { 344 .demod_address = (0x1e >> 1), 345 .no_tuner = 1, 346 .parallel_ts = 1, 347 .if2 = 45600, 348 }; 349 350 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { 351 .demod_address = 0x32 >> 1, 352 .output_mode = S5H1409_PARALLEL_OUTPUT, 353 .gpio = S5H1409_GPIO_OFF, 354 .inversion = S5H1409_INVERSION_OFF, 355 .status_mode = S5H1409_DEMODLOCKING, 356 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 357 }; 358 359 static struct tda18271_std_map kworld_a340_std_map = { 360 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, 361 .if_lvl = 1, .rfagc_top = 0x37, }, 362 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, 363 .if_lvl = 1, .rfagc_top = 0x37, }, 364 }; 365 366 static struct tda18271_config kworld_a340_config = { 367 .std_map = &kworld_a340_std_map, 368 }; 369 370 static struct tda18271_config kworld_ub435q_v2_config = { 371 .std_map = &kworld_a340_std_map, 372 .gate = TDA18271_GATE_DIGITAL, 373 }; 374 375 static struct tda18212_config kworld_ub435q_v3_config = { 376 .i2c_address = 0x60, 377 .if_atsc_vsb = 3600, 378 .if_atsc_qam = 3600, 379 }; 380 381 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { 382 .demod_address = (0x1e >> 1), 383 .no_tuner = 1, 384 .disable_i2c_gate_ctrl = 1, 385 .parallel_ts = 1, 386 .if2 = 45600, 387 }; 388 389 static struct drxd_config em28xx_drxd = { 390 .demod_address = 0x70, 391 .demod_revision = 0xa2, 392 .pll_type = DRXD_PLL_NONE, 393 .clock = 12000, 394 .insert_rs_byte = 1, 395 .IF = 42800000, 396 .disable_i2c_gate_ctrl = 1, 397 }; 398 399 static struct drxk_config terratec_h5_drxk = { 400 .adr = 0x29, 401 .single_master = 1, 402 .no_i2c_bridge = 1, 403 .microcode_name = "dvb-usb-terratec-h5-drxk.fw", 404 .qam_demod_parameter_count = 2, 405 }; 406 407 static struct drxk_config hauppauge_930c_drxk = { 408 .adr = 0x29, 409 .single_master = 1, 410 .no_i2c_bridge = 1, 411 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", 412 .chunk_size = 56, 413 .qam_demod_parameter_count = 2, 414 }; 415 416 static struct drxk_config terratec_htc_stick_drxk = { 417 .adr = 0x29, 418 .single_master = 1, 419 .no_i2c_bridge = 1, 420 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", 421 .chunk_size = 54, 422 .qam_demod_parameter_count = 2, 423 /* Required for the antenna_gpio to disable LNA. */ 424 .antenna_dvbt = true, 425 /* The windows driver uses the same. This will disable LNA. */ 426 .antenna_gpio = 0x6, 427 }; 428 429 static struct drxk_config maxmedia_ub425_tc_drxk = { 430 .adr = 0x29, 431 .single_master = 1, 432 .no_i2c_bridge = 1, 433 .microcode_name = "dvb-demod-drxk-01.fw", 434 .chunk_size = 62, 435 .qam_demod_parameter_count = 2, 436 }; 437 438 static struct drxk_config pctv_520e_drxk = { 439 .adr = 0x29, 440 .single_master = 1, 441 .microcode_name = "dvb-demod-drxk-pctv.fw", 442 .qam_demod_parameter_count = 2, 443 .chunk_size = 58, 444 .antenna_dvbt = true, /* disable LNA */ 445 .antenna_gpio = (1 << 2), /* disable LNA */ 446 }; 447 448 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) 449 { 450 struct em28xx_dvb *dvb = fe->sec_priv; 451 int status; 452 453 if (!dvb) 454 return -EINVAL; 455 456 if (enable) { 457 down(&dvb->pll_mutex); 458 status = dvb->gate_ctrl(fe, 1); 459 } else { 460 status = dvb->gate_ctrl(fe, 0); 461 up(&dvb->pll_mutex); 462 } 463 return status; 464 } 465 466 static void hauppauge_hvr930c_init(struct em28xx *dev) 467 { 468 int i; 469 470 struct em28xx_reg_seq hauppauge_hvr930c_init[] = { 471 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, 472 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, 473 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, 474 { -1, -1, -1, -1}, 475 }; 476 struct em28xx_reg_seq hauppauge_hvr930c_end[] = { 477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 478 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, 479 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, 480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, 481 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, 483 484 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, 485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 486 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, 487 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, 488 489 { -1, -1, -1, -1}, 490 }; 491 492 struct { 493 unsigned char r[4]; 494 int len; 495 } regs[] = { 496 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 497 {{ 0x01, 0x02 }, 2}, 498 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 499 {{ 0x01, 0x00 }, 2}, 500 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 501 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 502 {{ 0x01, 0x00 }, 2}, 503 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 504 {{ 0x04, 0x00 }, 2}, 505 {{ 0x00, 0x04 }, 2}, 506 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 507 {{ 0x04, 0x14 }, 2}, 508 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 509 }; 510 511 em28xx_gpio_set(dev, hauppauge_hvr930c_init); 512 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 513 msleep(10); 514 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 515 msleep(10); 516 517 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 518 519 for (i = 0; i < ARRAY_SIZE(regs); i++) 520 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 521 em28xx_gpio_set(dev, hauppauge_hvr930c_end); 522 523 msleep(100); 524 525 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 526 msleep(30); 527 528 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 529 msleep(10); 530 531 } 532 533 static void terratec_h5_init(struct em28xx *dev) 534 { 535 int i; 536 struct em28xx_reg_seq terratec_h5_init[] = { 537 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 538 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 539 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, 540 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 541 { -1, -1, -1, -1}, 542 }; 543 struct em28xx_reg_seq terratec_h5_end[] = { 544 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 545 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 546 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 547 { -1, -1, -1, -1}, 548 }; 549 struct { 550 unsigned char r[4]; 551 int len; 552 } regs[] = { 553 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 554 {{ 0x01, 0x02 }, 2}, 555 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 556 {{ 0x01, 0x00 }, 2}, 557 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 558 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 559 {{ 0x01, 0x00 }, 2}, 560 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 561 {{ 0x04, 0x00 }, 2}, 562 {{ 0x00, 0x04 }, 2}, 563 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 564 {{ 0x04, 0x14 }, 2}, 565 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 566 }; 567 568 em28xx_gpio_set(dev, terratec_h5_init); 569 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 570 msleep(10); 571 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); 572 msleep(10); 573 574 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 575 576 for (i = 0; i < ARRAY_SIZE(regs); i++) 577 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 578 em28xx_gpio_set(dev, terratec_h5_end); 579 }; 580 581 static void terratec_htc_stick_init(struct em28xx *dev) 582 { 583 int i; 584 585 /* 586 * GPIO configuration: 587 * 0xff: unknown (does not affect DVB-T). 588 * 0xf6: DRX-K (demodulator). 589 * 0xe6: unknown (does not affect DVB-T). 590 * 0xb6: unknown (does not affect DVB-T). 591 */ 592 struct em28xx_reg_seq terratec_htc_stick_init[] = { 593 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 594 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 595 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, 596 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, 597 { -1, -1, -1, -1}, 598 }; 599 struct em28xx_reg_seq terratec_htc_stick_end[] = { 600 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 601 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, 602 { -1, -1, -1, -1}, 603 }; 604 605 /* 606 * Init the analog decoder (not yet supported), but 607 * it's probably still a good idea. 608 */ 609 struct { 610 unsigned char r[4]; 611 int len; 612 } regs[] = { 613 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 614 {{ 0x01, 0x02 }, 2}, 615 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 616 {{ 0x01, 0x00 }, 2}, 617 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 618 }; 619 620 em28xx_gpio_set(dev, terratec_htc_stick_init); 621 622 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 623 msleep(10); 624 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 625 msleep(10); 626 627 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 628 629 for (i = 0; i < ARRAY_SIZE(regs); i++) 630 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 631 632 em28xx_gpio_set(dev, terratec_htc_stick_end); 633 }; 634 635 static void terratec_htc_usb_xs_init(struct em28xx *dev) 636 { 637 int i; 638 639 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { 640 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, 641 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, 642 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, 643 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, 644 { -1, -1, -1, -1}, 645 }; 646 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { 647 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, 648 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, 649 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, 650 { -1, -1, -1, -1}, 651 }; 652 653 /* 654 * Init the analog decoder (not yet supported), but 655 * it's probably still a good idea. 656 */ 657 struct { 658 unsigned char r[4]; 659 int len; 660 } regs[] = { 661 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 662 {{ 0x01, 0x02 }, 2}, 663 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 664 {{ 0x01, 0x00 }, 2}, 665 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 666 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 667 {{ 0x01, 0x00 }, 2}, 668 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 669 {{ 0x04, 0x00 }, 2}, 670 {{ 0x00, 0x04 }, 2}, 671 {{ 0x00, 0x04, 0x00, 0x0a }, 4}, 672 {{ 0x04, 0x14 }, 2}, 673 {{ 0x04, 0x14, 0x00, 0x00 }, 4}, 674 }; 675 676 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 677 678 em28xx_gpio_set(dev, terratec_htc_usb_xs_init); 679 680 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); 681 msleep(10); 682 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); 683 msleep(10); 684 685 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; 686 687 for (i = 0; i < ARRAY_SIZE(regs); i++) 688 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 689 690 em28xx_gpio_set(dev, terratec_htc_usb_xs_end); 691 }; 692 693 static void pctv_520e_init(struct em28xx *dev) 694 { 695 /* 696 * Init AVF4910B analog decoder. Looks like I2C traffic to 697 * digital demodulator and tuner are routed via AVF4910B. 698 */ 699 int i; 700 struct { 701 unsigned char r[4]; 702 int len; 703 } regs[] = { 704 {{ 0x06, 0x02, 0x00, 0x31 }, 4}, 705 {{ 0x01, 0x02 }, 2}, 706 {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, 707 {{ 0x01, 0x00 }, 2}, 708 {{ 0x01, 0x00, 0xff, 0xaf }, 4}, 709 {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, 710 {{ 0x01, 0x00 }, 2}, 711 {{ 0x01, 0x00, 0x73, 0xaf }, 4}, 712 }; 713 714 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ 715 716 for (i = 0; i < ARRAY_SIZE(regs); i++) 717 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); 718 }; 719 720 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) 721 { 722 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 723 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 724 struct em28xx *dev = i2c_bus->dev; 725 #ifdef CONFIG_GPIOLIB 726 struct em28xx_dvb *dvb = dev->dvb; 727 int ret; 728 unsigned long flags; 729 730 if (c->lna == 1) 731 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ 732 else 733 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ 734 735 ret = gpio_request_one(dvb->lna_gpio, flags, NULL); 736 if (ret) 737 em28xx_errdev("gpio request failed %d\n", ret); 738 else 739 gpio_free(dvb->lna_gpio); 740 741 return ret; 742 #else 743 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n", 744 KBUILD_MODNAME, c->lna); 745 return 0; 746 #endif 747 } 748 749 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) 750 { 751 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 752 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; 753 struct em28xx *dev = i2c_bus->dev; 754 u8 lna; 755 756 if (c->lna == 1) 757 lna = 0x01; 758 else 759 lna = 0x00; 760 761 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); 762 } 763 764 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) 765 { 766 /* Values extracted from a USB trace of the Terratec Windows driver */ 767 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; 768 static u8 reset[] = { RESET, 0x80 }; 769 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; 770 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; 771 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; 772 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; 773 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; 774 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; 775 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; 776 static u8 tuner_go[] = { TUNER_GO, 0x01}; 777 778 mt352_write(fe, clock_config, sizeof(clock_config)); 779 udelay(200); 780 mt352_write(fe, reset, sizeof(reset)); 781 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); 782 mt352_write(fe, agc_cfg, sizeof(agc_cfg)); 783 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); 784 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); 785 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); 786 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); 787 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); 788 mt352_write(fe, tuner_go, sizeof(tuner_go)); 789 return 0; 790 } 791 792 static struct mt352_config terratec_xs_mt352_cfg = { 793 .demod_address = (0x1e >> 1), 794 .no_tuner = 1, 795 .if2 = 45600, 796 .demod_init = em28xx_mt352_terratec_xs_init, 797 }; 798 799 static struct tda10023_config em28xx_tda10023_config = { 800 .demod_address = 0x0c, 801 .invert = 1, 802 }; 803 804 static struct cxd2820r_config em28xx_cxd2820r_config = { 805 .i2c_address = (0xd8 >> 1), 806 .ts_mode = CXD2820R_TS_SERIAL, 807 }; 808 809 static struct tda18271_config em28xx_cxd2820r_tda18271_config = { 810 .output_opt = TDA18271_OUTPUT_LT_OFF, 811 .gate = TDA18271_GATE_DIGITAL, 812 }; 813 814 static const struct tda10071_config em28xx_tda10071_config = { 815 .demod_i2c_addr = 0x55, /* (0xaa >> 1) */ 816 .tuner_i2c_addr = 0x14, 817 .i2c_wr_max = 64, 818 .ts_mode = TDA10071_TS_SERIAL, 819 .spec_inv = 0, 820 .xtal = 40444000, /* 40.444 MHz */ 821 .pll_multiplier = 20, 822 }; 823 824 static const struct a8293_config em28xx_a8293_config = { 825 .i2c_addr = 0x08, /* (0x10 >> 1) */ 826 }; 827 828 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { 829 .demod_address = (0x1e >> 1), 830 .disable_i2c_gate_ctrl = 1, 831 .no_tuner = 1, 832 .parallel_ts = 1, 833 }; 834 static struct qt1010_config em28xx_qt1010_config = { 835 .i2c_address = 0x62 836 }; 837 838 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { 839 .demod_address = 0x10, 840 .is_serial = true, 841 }; 842 843 static struct tda18271_std_map mb86a20s_tda18271_config = { 844 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 845 .if_lvl = 1, .rfagc_top = 0x37, }, 846 }; 847 848 static struct tda18271_config c3tech_duo_tda18271_config = { 849 .std_map = &mb86a20s_tda18271_config, 850 .gate = TDA18271_GATE_DIGITAL, 851 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 852 }; 853 854 static const struct m88ds3103_config pctv_461e_m88ds3103_config = { 855 .i2c_addr = 0x68, 856 .clock = 27000000, 857 .i2c_wr_max = 33, 858 .clock_out = 0, 859 .ts_mode = M88DS3103_TS_PARALLEL_16, 860 .agc = 0x99, 861 }; 862 863 864 static struct tda18271_std_map drx_j_std_map = { 865 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, 866 .rfagc_top = 0x37, }, 867 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, 868 .rfagc_top = 0x37, }, 869 }; 870 871 static struct tda18271_config pinnacle_80e_dvb_config = { 872 .std_map = &drx_j_std_map, 873 .gate = TDA18271_GATE_DIGITAL, 874 .role = TDA18271_MASTER, 875 }; 876 877 /* ------------------------------------------------------------------ */ 878 879 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) 880 { 881 struct dvb_frontend *fe; 882 struct xc2028_config cfg; 883 struct xc2028_ctrl ctl; 884 885 memset(&cfg, 0, sizeof(cfg)); 886 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; 887 cfg.i2c_addr = addr; 888 889 memset(&ctl, 0, sizeof(ctl)); 890 em28xx_setup_xc3028(dev, &ctl); 891 cfg.ctrl = &ctl; 892 893 if (!dev->dvb->fe[0]) { 894 em28xx_errdev("/2: dvb frontend not attached. " 895 "Can't attach xc3028\n"); 896 return -EINVAL; 897 } 898 899 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); 900 if (!fe) { 901 em28xx_errdev("/2: xc3028 attach failed\n"); 902 dvb_frontend_detach(dev->dvb->fe[0]); 903 dev->dvb->fe[0] = NULL; 904 return -EINVAL; 905 } 906 907 em28xx_info("%s/2: xc3028 attached\n", dev->name); 908 909 return 0; 910 } 911 912 /* ------------------------------------------------------------------ */ 913 914 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, 915 struct em28xx *dev, struct device *device) 916 { 917 int result; 918 919 mutex_init(&dvb->lock); 920 921 /* register adapter */ 922 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, 923 adapter_nr); 924 if (result < 0) { 925 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n", 926 dev->name, result); 927 goto fail_adapter; 928 } 929 930 /* Ensure all frontends negotiate bus access */ 931 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 932 if (dvb->fe[1]) 933 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; 934 935 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; 936 937 /* register frontend */ 938 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); 939 if (result < 0) { 940 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n", 941 dev->name, result); 942 goto fail_frontend0; 943 } 944 945 /* register 2nd frontend */ 946 if (dvb->fe[1]) { 947 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); 948 if (result < 0) { 949 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n", 950 dev->name, result); 951 goto fail_frontend1; 952 } 953 } 954 955 /* register demux stuff */ 956 dvb->demux.dmx.capabilities = 957 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 958 DMX_MEMORY_BASED_FILTERING; 959 dvb->demux.priv = dvb; 960 dvb->demux.filternum = 256; 961 dvb->demux.feednum = 256; 962 dvb->demux.start_feed = em28xx_start_feed; 963 dvb->demux.stop_feed = em28xx_stop_feed; 964 965 result = dvb_dmx_init(&dvb->demux); 966 if (result < 0) { 967 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n", 968 dev->name, result); 969 goto fail_dmx; 970 } 971 972 dvb->dmxdev.filternum = 256; 973 dvb->dmxdev.demux = &dvb->demux.dmx; 974 dvb->dmxdev.capabilities = 0; 975 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 976 if (result < 0) { 977 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n", 978 dev->name, result); 979 goto fail_dmxdev; 980 } 981 982 dvb->fe_hw.source = DMX_FRONTEND_0; 983 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 984 if (result < 0) { 985 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 986 dev->name, result); 987 goto fail_fe_hw; 988 } 989 990 dvb->fe_mem.source = DMX_MEMORY_FE; 991 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 992 if (result < 0) { 993 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 994 dev->name, result); 995 goto fail_fe_mem; 996 } 997 998 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 999 if (result < 0) { 1000 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n", 1001 dev->name, result); 1002 goto fail_fe_conn; 1003 } 1004 1005 /* register network adapter */ 1006 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 1007 return 0; 1008 1009 fail_fe_conn: 1010 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1011 fail_fe_mem: 1012 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1013 fail_fe_hw: 1014 dvb_dmxdev_release(&dvb->dmxdev); 1015 fail_dmxdev: 1016 dvb_dmx_release(&dvb->demux); 1017 fail_dmx: 1018 if (dvb->fe[1]) 1019 dvb_unregister_frontend(dvb->fe[1]); 1020 dvb_unregister_frontend(dvb->fe[0]); 1021 fail_frontend1: 1022 if (dvb->fe[1]) 1023 dvb_frontend_detach(dvb->fe[1]); 1024 fail_frontend0: 1025 dvb_frontend_detach(dvb->fe[0]); 1026 dvb_unregister_adapter(&dvb->adapter); 1027 fail_adapter: 1028 return result; 1029 } 1030 1031 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) 1032 { 1033 dvb_net_release(&dvb->net); 1034 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 1035 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 1036 dvb_dmxdev_release(&dvb->dmxdev); 1037 dvb_dmx_release(&dvb->demux); 1038 if (dvb->fe[1]) 1039 dvb_unregister_frontend(dvb->fe[1]); 1040 dvb_unregister_frontend(dvb->fe[0]); 1041 if (dvb->fe[1] && !dvb->dont_attach_fe1) 1042 dvb_frontend_detach(dvb->fe[1]); 1043 dvb_frontend_detach(dvb->fe[0]); 1044 dvb_unregister_adapter(&dvb->adapter); 1045 } 1046 1047 static int em28xx_dvb_init(struct em28xx *dev) 1048 { 1049 int result = 0, mfe_shared = 0; 1050 struct em28xx_dvb *dvb; 1051 1052 if (dev->is_audio_only) { 1053 /* Shouldn't initialize IR for this interface */ 1054 return 0; 1055 } 1056 1057 if (!dev->board.has_dvb) { 1058 /* This device does not support the extension */ 1059 return 0; 1060 } 1061 1062 em28xx_info("Binding DVB extension\n"); 1063 1064 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); 1065 if (dvb == NULL) { 1066 em28xx_info("em28xx_dvb: memory allocation failed\n"); 1067 return -ENOMEM; 1068 } 1069 dev->dvb = dvb; 1070 dvb->fe[0] = dvb->fe[1] = NULL; 1071 1072 /* pre-allocate DVB usb transfer buffers */ 1073 if (dev->dvb_xfer_bulk) { 1074 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1075 dev->dvb_xfer_bulk, 1076 EM28XX_DVB_NUM_BUFS, 1077 512, 1078 EM28XX_DVB_BULK_PACKET_MULTIPLIER); 1079 } else { 1080 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, 1081 dev->dvb_xfer_bulk, 1082 EM28XX_DVB_NUM_BUFS, 1083 dev->dvb_max_pkt_size_isoc, 1084 EM28XX_DVB_NUM_ISOC_PACKETS); 1085 } 1086 if (result) { 1087 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n"); 1088 kfree(dvb); 1089 dev->dvb = NULL; 1090 return result; 1091 } 1092 1093 mutex_lock(&dev->lock); 1094 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); 1095 /* init frontend */ 1096 switch (dev->model) { 1097 case EM2874_BOARD_LEADERSHIP_ISDBT: 1098 dvb->fe[0] = dvb_attach(s921_attach, 1099 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); 1100 1101 if (!dvb->fe[0]) { 1102 result = -EINVAL; 1103 goto out_free; 1104 } 1105 1106 break; 1107 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: 1108 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: 1109 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: 1110 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: 1111 dvb->fe[0] = dvb_attach(lgdt330x_attach, 1112 &em2880_lgdt3303_dev, 1113 &dev->i2c_adap[dev->def_i2c_bus]); 1114 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1115 result = -EINVAL; 1116 goto out_free; 1117 } 1118 break; 1119 case EM2880_BOARD_KWORLD_DVB_310U: 1120 dvb->fe[0] = dvb_attach(zl10353_attach, 1121 &em28xx_zl10353_with_xc3028, 1122 &dev->i2c_adap[dev->def_i2c_bus]); 1123 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1124 result = -EINVAL; 1125 goto out_free; 1126 } 1127 break; 1128 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: 1129 case EM2882_BOARD_TERRATEC_HYBRID_XS: 1130 case EM2880_BOARD_EMPIRE_DUAL_TV: 1131 dvb->fe[0] = dvb_attach(zl10353_attach, 1132 &em28xx_zl10353_xc3028_no_i2c_gate, 1133 &dev->i2c_adap[dev->def_i2c_bus]); 1134 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1135 result = -EINVAL; 1136 goto out_free; 1137 } 1138 break; 1139 case EM2880_BOARD_TERRATEC_HYBRID_XS: 1140 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: 1141 case EM2881_BOARD_PINNACLE_HYBRID_PRO: 1142 case EM2882_BOARD_DIKOM_DK300: 1143 case EM2882_BOARD_KWORLD_VS_DVBT: 1144 dvb->fe[0] = dvb_attach(zl10353_attach, 1145 &em28xx_zl10353_xc3028_no_i2c_gate, 1146 &dev->i2c_adap[dev->def_i2c_bus]); 1147 if (dvb->fe[0] == NULL) { 1148 /* This board could have either a zl10353 or a mt352. 1149 If the chip id isn't for zl10353, try mt352 */ 1150 dvb->fe[0] = dvb_attach(mt352_attach, 1151 &terratec_xs_mt352_cfg, 1152 &dev->i2c_adap[dev->def_i2c_bus]); 1153 } 1154 1155 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1156 result = -EINVAL; 1157 goto out_free; 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], 0x61, TUNER_THOMSON_DTT761X)) { 1185 result = -EINVAL; 1186 goto out_free; 1187 } 1188 } 1189 break; 1190 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: 1191 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: 1192 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, 1193 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev); 1194 if (em28xx_attach_xc3028(0x61, dev) < 0) { 1195 result = -EINVAL; 1196 goto out_free; 1197 } 1198 break; 1199 case EM2870_BOARD_REDDO_DVB_C_USB_BOX: 1200 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ 1201 dvb->fe[0] = dvb_attach(tda10023_attach, 1202 &em28xx_tda10023_config, 1203 &dev->i2c_adap[dev->def_i2c_bus], 0x48); 1204 if (dvb->fe[0]) { 1205 if (!dvb_attach(simple_tuner_attach, dvb->fe[0], 1206 &dev->i2c_adap[dev->def_i2c_bus], 0x60, TUNER_PHILIPS_CU1216L)) { 1207 result = -EINVAL; 1208 goto out_free; 1209 } 1210 } 1211 break; 1212 case EM2870_BOARD_KWORLD_A340: 1213 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1214 &em2870_lgdt3304_dev, 1215 &dev->i2c_adap[dev->def_i2c_bus]); 1216 if (dvb->fe[0] != NULL) 1217 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1218 &dev->i2c_adap[dev->def_i2c_bus], &kworld_a340_config); 1219 break; 1220 case EM28174_BOARD_PCTV_290E: 1221 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ 1222 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | 1223 CXD2820R_GPIO_L; 1224 dvb->fe[0] = dvb_attach(cxd2820r_attach, 1225 &em28xx_cxd2820r_config, 1226 &dev->i2c_adap[dev->def_i2c_bus], 1227 &dvb->lna_gpio); 1228 if (dvb->fe[0]) { 1229 /* FE 0 attach tuner */ 1230 if (!dvb_attach(tda18271_attach, 1231 dvb->fe[0], 1232 0x60, 1233 &dev->i2c_adap[dev->def_i2c_bus], 1234 &em28xx_cxd2820r_tda18271_config)) { 1235 1236 dvb_frontend_detach(dvb->fe[0]); 1237 result = -EINVAL; 1238 goto out_free; 1239 } 1240 1241 #ifdef CONFIG_GPIOLIB 1242 /* enable LNA for DVB-T, DVB-T2 and DVB-C */ 1243 result = gpio_request_one(dvb->lna_gpio, 1244 GPIOF_OUT_INIT_LOW, NULL); 1245 if (result) 1246 em28xx_errdev("gpio request failed %d\n", 1247 result); 1248 else 1249 gpio_free(dvb->lna_gpio); 1250 1251 result = 0; /* continue even set LNA fails */ 1252 #endif 1253 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; 1254 } 1255 1256 break; 1257 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: 1258 { 1259 struct xc5000_config cfg; 1260 hauppauge_hvr930c_init(dev); 1261 1262 dvb->fe[0] = dvb_attach(drxk_attach, 1263 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1264 if (!dvb->fe[0]) { 1265 result = -EINVAL; 1266 goto out_free; 1267 } 1268 /* FIXME: do we need a pll semaphore? */ 1269 dvb->fe[0]->sec_priv = dvb; 1270 sema_init(&dvb->pll_mutex, 1); 1271 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1272 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1273 1274 /* Attach xc5000 */ 1275 memset(&cfg, 0, sizeof(cfg)); 1276 cfg.i2c_address = 0x61; 1277 cfg.if_khz = 4000; 1278 1279 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1280 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1281 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1282 &cfg)) { 1283 result = -EINVAL; 1284 goto out_free; 1285 } 1286 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1287 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1288 1289 break; 1290 } 1291 case EM2884_BOARD_TERRATEC_H5: 1292 terratec_h5_init(dev); 1293 1294 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); 1295 if (!dvb->fe[0]) { 1296 result = -EINVAL; 1297 goto out_free; 1298 } 1299 /* FIXME: do we need a pll semaphore? */ 1300 dvb->fe[0]->sec_priv = dvb; 1301 sema_init(&dvb->pll_mutex, 1); 1302 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; 1303 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; 1304 1305 /* Attach tda18271 to DVB-C frontend */ 1306 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1307 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); 1308 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { 1309 result = -EINVAL; 1310 goto out_free; 1311 } 1312 if (dvb->fe[0]->ops.i2c_gate_ctrl) 1313 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); 1314 1315 break; 1316 case EM2884_BOARD_C3TECH_DIGITAL_DUO: 1317 dvb->fe[0] = dvb_attach(mb86a20s_attach, 1318 &c3tech_duo_mb86a20s_config, 1319 &dev->i2c_adap[dev->def_i2c_bus]); 1320 if (dvb->fe[0] != NULL) 1321 dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1322 &dev->i2c_adap[dev->def_i2c_bus], 1323 &c3tech_duo_tda18271_config); 1324 break; 1325 case EM28174_BOARD_PCTV_460E: 1326 /* attach demod */ 1327 dvb->fe[0] = dvb_attach(tda10071_attach, 1328 &em28xx_tda10071_config, &dev->i2c_adap[dev->def_i2c_bus]); 1329 1330 /* attach SEC */ 1331 if (dvb->fe[0]) 1332 dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 1333 &em28xx_a8293_config); 1334 break; 1335 case EM2874_BOARD_DELOCK_61959: 1336 case EM2874_BOARD_MAXMEDIA_UB425_TC: 1337 /* attach demodulator */ 1338 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, 1339 &dev->i2c_adap[dev->def_i2c_bus]); 1340 1341 if (dvb->fe[0]) { 1342 /* disable I2C-gate */ 1343 dvb->fe[0]->ops.i2c_gate_ctrl = NULL; 1344 1345 /* attach tuner */ 1346 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1347 &dev->i2c_adap[dev->def_i2c_bus], 1348 &em28xx_cxd2820r_tda18271_config)) { 1349 dvb_frontend_detach(dvb->fe[0]); 1350 result = -EINVAL; 1351 goto out_free; 1352 } 1353 } 1354 break; 1355 case EM2884_BOARD_PCTV_510E: 1356 case EM2884_BOARD_PCTV_520E: 1357 pctv_520e_init(dev); 1358 1359 /* attach demodulator */ 1360 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, 1361 &dev->i2c_adap[dev->def_i2c_bus]); 1362 1363 if (dvb->fe[0]) { 1364 /* attach tuner */ 1365 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1366 &dev->i2c_adap[dev->def_i2c_bus], 1367 &em28xx_cxd2820r_tda18271_config)) { 1368 dvb_frontend_detach(dvb->fe[0]); 1369 result = -EINVAL; 1370 goto out_free; 1371 } 1372 } 1373 break; 1374 case EM2884_BOARD_CINERGY_HTC_STICK: 1375 terratec_htc_stick_init(dev); 1376 1377 /* attach demodulator */ 1378 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1379 &dev->i2c_adap[dev->def_i2c_bus]); 1380 if (!dvb->fe[0]) { 1381 result = -EINVAL; 1382 goto out_free; 1383 } 1384 1385 /* Attach the demodulator. */ 1386 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1387 &dev->i2c_adap[dev->def_i2c_bus], 1388 &em28xx_cxd2820r_tda18271_config)) { 1389 result = -EINVAL; 1390 goto out_free; 1391 } 1392 break; 1393 case EM2884_BOARD_TERRATEC_HTC_USB_XS: 1394 terratec_htc_usb_xs_init(dev); 1395 1396 /* attach demodulator */ 1397 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, 1398 &dev->i2c_adap[dev->def_i2c_bus]); 1399 if (!dvb->fe[0]) { 1400 result = -EINVAL; 1401 goto out_free; 1402 } 1403 1404 /* Attach the demodulator. */ 1405 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1406 &dev->i2c_adap[dev->def_i2c_bus], 1407 &em28xx_cxd2820r_tda18271_config)) { 1408 result = -EINVAL; 1409 goto out_free; 1410 } 1411 break; 1412 case EM2874_BOARD_KWORLD_UB435Q_V2: 1413 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1414 &em2874_lgdt3305_dev, 1415 &dev->i2c_adap[dev->def_i2c_bus]); 1416 if (!dvb->fe[0]) { 1417 result = -EINVAL; 1418 goto out_free; 1419 } 1420 1421 /* Attach the demodulator. */ 1422 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1423 &dev->i2c_adap[dev->def_i2c_bus], 1424 &kworld_ub435q_v2_config)) { 1425 result = -EINVAL; 1426 goto out_free; 1427 } 1428 break; 1429 case EM2874_BOARD_KWORLD_UB435Q_V3: 1430 dvb->fe[0] = dvb_attach(lgdt3305_attach, 1431 &em2874_lgdt3305_nogate_dev, 1432 &dev->i2c_adap[dev->def_i2c_bus]); 1433 if (!dvb->fe[0]) { 1434 result = -EINVAL; 1435 goto out_free; 1436 } 1437 1438 /* Attach the demodulator. */ 1439 if (!dvb_attach(tda18212_attach, dvb->fe[0], 1440 &dev->i2c_adap[dev->def_i2c_bus], 1441 &kworld_ub435q_v3_config)) { 1442 result = -EINVAL; 1443 goto out_free; 1444 } 1445 break; 1446 case EM2874_BOARD_PCTV_HD_MINI_80E: 1447 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); 1448 if (dvb->fe[0] != NULL) { 1449 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, 1450 &dev->i2c_adap[dev->def_i2c_bus], 1451 &pinnacle_80e_dvb_config); 1452 if (!dvb->fe[0]) { 1453 result = -EINVAL; 1454 goto out_free; 1455 } 1456 } 1457 break; 1458 case EM28178_BOARD_PCTV_461E: 1459 { 1460 /* demod I2C adapter */ 1461 struct i2c_adapter *i2c_adapter; 1462 struct i2c_client *client; 1463 struct i2c_board_info info; 1464 struct m88ts2022_config m88ts2022_config = { 1465 .clock = 27000000, 1466 }; 1467 memset(&info, 0, sizeof(struct i2c_board_info)); 1468 1469 /* attach demod */ 1470 dvb->fe[0] = dvb_attach(m88ds3103_attach, 1471 &pctv_461e_m88ds3103_config, 1472 &dev->i2c_adap[dev->def_i2c_bus], 1473 &i2c_adapter); 1474 if (dvb->fe[0] == NULL) { 1475 result = -ENODEV; 1476 goto out_free; 1477 } 1478 1479 /* attach tuner */ 1480 m88ts2022_config.fe = dvb->fe[0]; 1481 strlcpy(info.type, "m88ts2022", I2C_NAME_SIZE); 1482 info.addr = 0x60; 1483 info.platform_data = &m88ts2022_config; 1484 request_module("m88ts2022"); 1485 client = i2c_new_device(i2c_adapter, &info); 1486 if (client == NULL || client->dev.driver == NULL) { 1487 dvb_frontend_detach(dvb->fe[0]); 1488 result = -ENODEV; 1489 goto out_free; 1490 } 1491 1492 if (!try_module_get(client->dev.driver->owner)) { 1493 i2c_unregister_device(client); 1494 dvb_frontend_detach(dvb->fe[0]); 1495 result = -ENODEV; 1496 goto out_free; 1497 } 1498 1499 /* delegate signal strength measurement to tuner */ 1500 dvb->fe[0]->ops.read_signal_strength = 1501 dvb->fe[0]->ops.tuner_ops.get_rf_strength; 1502 1503 /* attach SEC */ 1504 if (!dvb_attach(a8293_attach, dvb->fe[0], 1505 &dev->i2c_adap[dev->def_i2c_bus], 1506 &em28xx_a8293_config)) { 1507 module_put(client->dev.driver->owner); 1508 i2c_unregister_device(client); 1509 dvb_frontend_detach(dvb->fe[0]); 1510 result = -ENODEV; 1511 goto out_free; 1512 } 1513 1514 dvb->i2c_client_tuner = client; 1515 } 1516 break; 1517 case EM28178_BOARD_PCTV_292E: 1518 { 1519 struct i2c_adapter *adapter; 1520 struct i2c_client *client; 1521 struct i2c_board_info info; 1522 struct si2168_config si2168_config; 1523 struct si2157_config si2157_config; 1524 1525 /* attach demod */ 1526 si2168_config.i2c_adapter = &adapter; 1527 si2168_config.fe = &dvb->fe[0]; 1528 memset(&info, 0, sizeof(struct i2c_board_info)); 1529 strlcpy(info.type, "si2168", I2C_NAME_SIZE); 1530 info.addr = 0x64; 1531 info.platform_data = &si2168_config; 1532 request_module(info.type); 1533 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info); 1534 if (client == NULL || client->dev.driver == NULL) { 1535 result = -ENODEV; 1536 goto out_free; 1537 } 1538 1539 if (!try_module_get(client->dev.driver->owner)) { 1540 i2c_unregister_device(client); 1541 result = -ENODEV; 1542 goto out_free; 1543 } 1544 1545 dvb->i2c_client_demod = client; 1546 1547 /* attach tuner */ 1548 si2157_config.fe = dvb->fe[0]; 1549 memset(&info, 0, sizeof(struct i2c_board_info)); 1550 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 1551 info.addr = 0x60; 1552 info.platform_data = &si2157_config; 1553 request_module(info.type); 1554 client = i2c_new_device(adapter, &info); 1555 if (client == NULL || client->dev.driver == NULL) { 1556 module_put(dvb->i2c_client_demod->dev.driver->owner); 1557 i2c_unregister_device(dvb->i2c_client_demod); 1558 result = -ENODEV; 1559 goto out_free; 1560 } 1561 1562 if (!try_module_get(client->dev.driver->owner)) { 1563 i2c_unregister_device(client); 1564 module_put(dvb->i2c_client_demod->dev.driver->owner); 1565 i2c_unregister_device(dvb->i2c_client_demod); 1566 result = -ENODEV; 1567 goto out_free; 1568 } 1569 1570 dvb->i2c_client_tuner = client; 1571 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; 1572 } 1573 break; 1574 default: 1575 em28xx_errdev("/2: The frontend of your DVB/ATSC card" 1576 " isn't supported yet\n"); 1577 break; 1578 } 1579 if (NULL == dvb->fe[0]) { 1580 em28xx_errdev("/2: frontend initialization failed\n"); 1581 result = -EINVAL; 1582 goto out_free; 1583 } 1584 /* define general-purpose callback pointer */ 1585 dvb->fe[0]->callback = em28xx_tuner_callback; 1586 if (dvb->fe[1]) 1587 dvb->fe[1]->callback = em28xx_tuner_callback; 1588 1589 /* register everything */ 1590 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev); 1591 1592 if (result < 0) 1593 goto out_free; 1594 1595 /* MFE lock */ 1596 dvb->adapter.mfe_shared = mfe_shared; 1597 1598 em28xx_info("DVB extension successfully initialized\n"); 1599 1600 kref_get(&dev->ref); 1601 1602 ret: 1603 em28xx_set_mode(dev, EM28XX_SUSPEND); 1604 mutex_unlock(&dev->lock); 1605 return result; 1606 1607 out_free: 1608 kfree(dvb); 1609 dev->dvb = NULL; 1610 goto ret; 1611 } 1612 1613 static inline void prevent_sleep(struct dvb_frontend_ops *ops) 1614 { 1615 ops->set_voltage = NULL; 1616 ops->sleep = NULL; 1617 ops->tuner_ops.sleep = NULL; 1618 } 1619 1620 static int em28xx_dvb_fini(struct em28xx *dev) 1621 { 1622 struct em28xx_dvb *dvb; 1623 struct i2c_client *client; 1624 1625 if (dev->is_audio_only) { 1626 /* Shouldn't initialize IR for this interface */ 1627 return 0; 1628 } 1629 1630 if (!dev->board.has_dvb) { 1631 /* This device does not support the extension */ 1632 return 0; 1633 } 1634 1635 if (!dev->dvb) 1636 return 0; 1637 1638 em28xx_info("Closing DVB extension"); 1639 1640 dvb = dev->dvb; 1641 client = dvb->i2c_client_tuner; 1642 1643 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); 1644 1645 if (dev->disconnected) { 1646 /* We cannot tell the device to sleep 1647 * once it has been unplugged. */ 1648 if (dvb->fe[0]) 1649 prevent_sleep(&dvb->fe[0]->ops); 1650 if (dvb->fe[1]) 1651 prevent_sleep(&dvb->fe[1]->ops); 1652 } 1653 1654 /* remove I2C tuner */ 1655 if (client) { 1656 module_put(client->dev.driver->owner); 1657 i2c_unregister_device(client); 1658 } 1659 1660 /* remove I2C demod */ 1661 client = dvb->i2c_client_demod; 1662 if (client) { 1663 module_put(client->dev.driver->owner); 1664 i2c_unregister_device(client); 1665 } 1666 1667 em28xx_unregister_dvb(dvb); 1668 kfree(dvb); 1669 dev->dvb = NULL; 1670 kref_put(&dev->ref, em28xx_free_device); 1671 1672 return 0; 1673 } 1674 1675 static int em28xx_dvb_suspend(struct em28xx *dev) 1676 { 1677 int ret = 0; 1678 1679 if (dev->is_audio_only) 1680 return 0; 1681 1682 if (!dev->board.has_dvb) 1683 return 0; 1684 1685 em28xx_info("Suspending DVB extension"); 1686 if (dev->dvb) { 1687 struct em28xx_dvb *dvb = dev->dvb; 1688 1689 if (dvb->fe[0]) { 1690 ret = dvb_frontend_suspend(dvb->fe[0]); 1691 em28xx_info("fe0 suspend %d", ret); 1692 } 1693 if (dvb->fe[1]) { 1694 dvb_frontend_suspend(dvb->fe[1]); 1695 em28xx_info("fe1 suspend %d", ret); 1696 } 1697 } 1698 1699 return 0; 1700 } 1701 1702 static int em28xx_dvb_resume(struct em28xx *dev) 1703 { 1704 int ret = 0; 1705 1706 if (dev->is_audio_only) 1707 return 0; 1708 1709 if (!dev->board.has_dvb) 1710 return 0; 1711 1712 em28xx_info("Resuming DVB extension"); 1713 if (dev->dvb) { 1714 struct em28xx_dvb *dvb = dev->dvb; 1715 struct i2c_client *client = dvb->i2c_client_tuner; 1716 1717 if (dvb->fe[0]) { 1718 ret = dvb_frontend_resume(dvb->fe[0]); 1719 em28xx_info("fe0 resume %d", ret); 1720 } 1721 1722 if (dvb->fe[1]) { 1723 ret = dvb_frontend_resume(dvb->fe[1]); 1724 em28xx_info("fe1 resume %d", ret); 1725 } 1726 /* remove I2C tuner */ 1727 if (client) { 1728 module_put(client->dev.driver->owner); 1729 i2c_unregister_device(client); 1730 } 1731 1732 /* remove I2C demod */ 1733 client = dvb->i2c_client_demod; 1734 if (client) { 1735 module_put(client->dev.driver->owner); 1736 i2c_unregister_device(client); 1737 } 1738 1739 em28xx_unregister_dvb(dvb); 1740 kfree(dvb); 1741 dev->dvb = NULL; 1742 } 1743 1744 return 0; 1745 } 1746 1747 static struct em28xx_ops dvb_ops = { 1748 .id = EM28XX_DVB, 1749 .name = "Em28xx dvb Extension", 1750 .init = em28xx_dvb_init, 1751 .fini = em28xx_dvb_fini, 1752 .suspend = em28xx_dvb_suspend, 1753 .resume = em28xx_dvb_resume, 1754 }; 1755 1756 static int __init em28xx_dvb_register(void) 1757 { 1758 return em28xx_register_extension(&dvb_ops); 1759 } 1760 1761 static void __exit em28xx_dvb_unregister(void) 1762 { 1763 em28xx_unregister_extension(&dvb_ops); 1764 } 1765 1766 module_init(em28xx_dvb_register); 1767 module_exit(em28xx_dvb_unregister); 1768