drivers/media/video/em28xx/em28xx-cards.c

   1 /*
   2    em28xx-cards.c - driver for Empia EM2800/EM2820/2840 USB
   3                     video capture devices
   4
   5    Copyright (C) 2005 Ludovico Cavedon <cavedon@sssup.it>
   6                       Markus Rechberger <mrechberger@gmail.com>
   7                       Mauro Carvalho Chehab <mchehab@infradead.org>
   8                       Sascha Sommer <saschasommer@freenet.de>
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  */
  24
  25 #include <linux/init.h>
  26 #include <linux/module.h>
  27 #include <linux/delay.h>
  28 #include <linux/i2c.h>
  29 #include <linux/usb.h>
  30 #include <media/tuner.h>
  31 #include <media/msp3400.h>
  32 #include <media/saa7115.h>
  33 #include <media/tvp5150.h>
  34 #include <media/tveeprom.h>
  35 #include <media/audiochip.h>
  36 #include <media/v4l2-common.h>
  37
  38 #include "em28xx.h"
  39 #include "tuner-xc2028.h"
  40
  41 static int tuner = -1;
  42 module_param(tuner, int, 0444);
  43 MODULE_PARM_DESC(tuner, "tuner type");
  44
  45 struct em28xx_hash_table {
  46         unsigned long hash;
  47         unsigned int  model;
  48         unsigned int  tuner;
  49 };
  50
  51 struct em28xx_board em28xx_boards[] = {
  52         [EM2800_BOARD_UNKNOWN] = {
  53                 .name         = "Unknown EM2800 video grabber",
  54                 .is_em2800    = 1,
  55                 .vchannels    = 2,
  56                 .tda9887_conf = TDA9887_PRESENT,
  57                 .has_tuner    = 1,
  58                 .decoder      = EM28XX_SAA7113,
  59                 .input           = { {
  60                         .type     = EM28XX_VMUX_COMPOSITE1,
  61                         .vmux     = SAA7115_COMPOSITE0,
  62                         .amux     = 1,
  63                 }, {
  64                         .type     = EM28XX_VMUX_SVIDEO,
  65                         .vmux     = SAA7115_SVIDEO3,
  66                         .amux     = 1,
  67                 } },
  68         },
  69         [EM2820_BOARD_UNKNOWN] = {
  70                 .name         = "Unknown EM2750/28xx video grabber",
  71                 .is_em2800    = 0,
  72         },
  73         [EM2820_BOARD_KWORLD_PVRTV2800RF] = {
  74                 .name         = "Kworld PVR TV 2800 RF",
  75                 .is_em2800    = 0,
  76                 .vchannels    = 2,
  77                 .tda9887_conf = TDA9887_PRESENT,
  78                 .has_tuner    = 1,
  79                 .decoder      = EM28XX_SAA7113,
  80                 .input           = { {
  81                         .type     = EM28XX_VMUX_COMPOSITE1,
  82                         .vmux     = SAA7115_COMPOSITE0,
  83                         .amux     = 1,
  84                 }, {
  85                         .type     = EM28XX_VMUX_SVIDEO,
  86                         .vmux     = SAA7115_SVIDEO3,
  87                         .amux     = 1,
  88                 } },
  89         },
  90         [EM2820_BOARD_TERRATEC_CINERGY_250] = {
  91                 .name         = "Terratec Cinergy 250 USB",
  92                 .vchannels    = 3,
  93                 .tuner_type   = TUNER_LG_PAL_NEW_TAPC,
  94                 .tda9887_conf = TDA9887_PRESENT,
  95                 .has_tuner    = 1,
  96                 .decoder      = EM28XX_SAA7113,
  97                 .input          = { {
  98                         .type     = EM28XX_VMUX_TELEVISION,
  99                         .vmux     = SAA7115_COMPOSITE2,
 100                         .amux     = 1,
 101                 }, {
 102                         .type     = EM28XX_VMUX_COMPOSITE1,
 103                         .vmux     = SAA7115_COMPOSITE0,
 104                         .amux     = 1,
 105                 }, {
 106                         .type     = EM28XX_VMUX_SVIDEO,
 107                         .vmux     = SAA7115_SVIDEO3,
 108                         .amux     = 1,
 109                 } },
 110         },
 111         [EM2820_BOARD_PINNACLE_USB_2] = {
 112                 .name         = "Pinnacle PCTV USB 2",
 113                 .vchannels    = 3,
 114                 .tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 115                 .tda9887_conf = TDA9887_PRESENT,
 116                 .has_tuner    = 1,
 117                 .decoder      = EM28XX_SAA7113,
 118                 .input          = { {
 119                         .type     = EM28XX_VMUX_TELEVISION,
 120                         .vmux     = SAA7115_COMPOSITE2,
 121                         .amux     = 0,
 122                 }, {
 123                         .type     = EM28XX_VMUX_COMPOSITE1,
 124                         .vmux     = SAA7115_COMPOSITE0,
 125                         .amux     = 1,
 126                 }, {
 127                         .type     = EM28XX_VMUX_SVIDEO,
 128                         .vmux     = SAA7115_SVIDEO3,
 129                         .amux     = 1,
 130                 } },
 131         },
 132         [EM2820_BOARD_HAUPPAUGE_WINTV_USB_2] = {
 133                 .name         = "Hauppauge WinTV USB 2",
 134                 .vchannels    = 3,
 135                 .tuner_type   = TUNER_PHILIPS_FM1236_MK3,
 136                 .tda9887_conf = TDA9887_PRESENT |
 137                                 TDA9887_PORT1_ACTIVE|
 138                                 TDA9887_PORT2_ACTIVE,
 139                 .has_tuner    = 1,
 140                 .decoder      = EM28XX_TVP5150,
 141                 .has_msp34xx  = 1,
 142                 /*FIXME: S-Video not tested */
 143                 .input          = { {
 144                         .type     = EM28XX_VMUX_TELEVISION,
 145                         .vmux     = TVP5150_COMPOSITE0,
 146                         .amux     = MSP_INPUT_DEFAULT,
 147                 }, {
 148                         .type     = EM28XX_VMUX_SVIDEO,
 149                         .vmux     = TVP5150_SVIDEO,
 150                         .amux     = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER1,
 151                                         MSP_DSP_IN_SCART, MSP_DSP_IN_SCART),
 152                 } },
 153         },
 154         [EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900] = {
 155                 .name         = "Hauppauge WinTV HVR 900",
 156                 .vchannels    = 3,
 157                 .tda9887_conf = TDA9887_PRESENT,
 158                 .tuner_type   = TUNER_XC2028,
 159                 .has_tuner    = 1,
 160                 .mts_firmware = 1,
 161                 .decoder      = EM28XX_TVP5150,
 162                 .input          = { {
 163                         .type     = EM28XX_VMUX_TELEVISION,
 164                         .vmux     = TVP5150_COMPOSITE0,
 165                         .amux     = 0,
 166                 }, {
 167                         .type     = EM28XX_VMUX_COMPOSITE1,
 168                         .vmux     = TVP5150_COMPOSITE1,
 169                         .amux     = 1,
 170                 }, {
 171                         .type     = EM28XX_VMUX_SVIDEO,
 172                         .vmux     = TVP5150_SVIDEO,
 173                         .amux     = 1,
 174                 } },
 175         },
 176         [EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950] = {
 177                 .name         = "Hauppauge WinTV HVR 950",
 178                 .vchannels    = 3,
 179                 .tda9887_conf = TDA9887_PRESENT,
 180                 .tuner_type   = TUNER_XC2028,
 181                 .has_tuner    = 1,
 182                 .mts_firmware = 1,
 183                 .decoder      = EM28XX_TVP5150,
 184                 .input          = { {
 185                         .type     = EM28XX_VMUX_TELEVISION,
 186                         .vmux     = TVP5150_COMPOSITE0,
 187                         .amux     = 0,
 188                 }, {
 189                         .type     = EM28XX_VMUX_COMPOSITE1,
 190                         .vmux     = TVP5150_COMPOSITE1,
 191                         .amux     = 1,
 192                 }, {
 193                         .type     = EM28XX_VMUX_SVIDEO,
 194                         .vmux     = TVP5150_SVIDEO,
 195                         .amux     = 1,
 196                 } },
 197
 198                 /* gpio's 4, 1, 0 */
 199                 .analog_gpio = 0x003d2d,
 200         },
 201         [EM2880_BOARD_TERRATEC_HYBRID_XS] = {
 202                 .name         = "Terratec Hybrid XS",
 203                 .vchannels    = 3,
 204                 .tda9887_conf = TDA9887_PRESENT,
 205                 .has_tuner    = 1,
 206                 .tuner_type   = TUNER_XC2028,
 207                 .decoder      = EM28XX_TVP5150,
 208                 .input          = { {
 209                         .type     = EM28XX_VMUX_TELEVISION,
 210                         .vmux     = TVP5150_COMPOSITE0,
 211                         .amux     = 0,
 212                 }, {
 213                         .type     = EM28XX_VMUX_COMPOSITE1,
 214                         .vmux     = TVP5150_COMPOSITE1,
 215                         .amux     = 1,
 216                 }, {
 217                         .type     = EM28XX_VMUX_SVIDEO,
 218                         .vmux     = TVP5150_SVIDEO,
 219                         .amux     = 1,
 220                 } },
 221         },
 222         /* maybe there's a reason behind it why Terratec sells the Hybrid XS
 223            as Prodigy XS with a different PID, let's keep it separated for now
 224            maybe we'll need it lateron */
 225         [EM2880_BOARD_TERRATEC_PRODIGY_XS] = {
 226                 .name         = "Terratec Prodigy XS",
 227                 .vchannels    = 3,
 228                 .tda9887_conf = TDA9887_PRESENT,
 229                 .has_tuner    = 1,
 230                 .tuner_type   = TUNER_XC2028,
 231                 .decoder      = EM28XX_TVP5150,
 232                 .input          = { {
 233                         .type     = EM28XX_VMUX_TELEVISION,
 234                         .vmux     = TVP5150_COMPOSITE0,
 235                         .amux     = 0,
 236                 }, {
 237                         .type     = EM28XX_VMUX_COMPOSITE1,
 238                         .vmux     = TVP5150_COMPOSITE1,
 239                         .amux     = 1,
 240                 }, {
 241                         .type     = EM28XX_VMUX_SVIDEO,
 242                         .vmux     = TVP5150_SVIDEO,
 243                         .amux     = 1,
 244                 } },
 245         },
 246         [EM2820_BOARD_MSI_VOX_USB_2] = {
 247                 .name           = "MSI VOX USB 2.0",
 248                 .vchannels      = 3,
 249                 .tuner_type     = TUNER_LG_PAL_NEW_TAPC,
 250                 .tda9887_conf   = TDA9887_PRESENT      |
 251                                   TDA9887_PORT1_ACTIVE |
 252                                   TDA9887_PORT2_ACTIVE,
 253                 .has_tuner      = 1,
 254                 .decoder        = EM28XX_SAA7114,
 255                 .input          = { {
 256                         .type     = EM28XX_VMUX_TELEVISION,
 257                         .vmux     = SAA7115_COMPOSITE4,
 258                         .amux     = 0,
 259                 }, {
 260                         .type     = EM28XX_VMUX_COMPOSITE1,
 261                         .vmux     = SAA7115_COMPOSITE0,
 262                         .amux     = 1,
 263                 }, {
 264                         .type     = EM28XX_VMUX_SVIDEO,
 265                         .vmux     = SAA7115_SVIDEO3,
 266                         .amux     = 1,
 267                 } },
 268         },
 269         [EM2800_BOARD_TERRATEC_CINERGY_200] = {
 270                 .name         = "Terratec Cinergy 200 USB",
 271                 .is_em2800    = 1,
 272                 .vchannels    = 3,
 273                 .tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 274                 .tda9887_conf = TDA9887_PRESENT,
 275                 .has_tuner    = 1,
 276                 .decoder      = EM28XX_SAA7113,
 277                 .input          = { {
 278                         .type     = EM28XX_VMUX_TELEVISION,
 279                         .vmux     = SAA7115_COMPOSITE2,
 280                         .amux     = 0,
 281                 }, {
 282                         .type     = EM28XX_VMUX_COMPOSITE1,
 283                         .vmux     = SAA7115_COMPOSITE0,
 284                         .amux     = 1,
 285                 }, {
 286                         .type     = EM28XX_VMUX_SVIDEO,
 287                         .vmux     = SAA7115_SVIDEO3,
 288                         .amux     = 1,
 289                 } },
 290         },
 291         [EM2800_BOARD_LEADTEK_WINFAST_USBII] = {
 292                 .name         = "Leadtek Winfast USB II",
 293                 .is_em2800    = 1,
 294                 .vchannels    = 3,
 295                 .tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 296                 .tda9887_conf = TDA9887_PRESENT,
 297                 .has_tuner    = 1,
 298                 .decoder      = EM28XX_SAA7113,
 299                 .input          = { {
 300                         .type     = EM28XX_VMUX_TELEVISION,
 301                         .vmux     = SAA7115_COMPOSITE2,
 302                         .amux     = 0,
 303                 }, {
 304                         .type     = EM28XX_VMUX_COMPOSITE1,
 305                         .vmux     = SAA7115_COMPOSITE0,
 306                         .amux     = 1,
 307                 }, {
 308                         .type     = EM28XX_VMUX_SVIDEO,
 309                         .vmux     = SAA7115_SVIDEO3,
 310                         .amux     = 1,
 311                 } },
 312         },
 313         [EM2800_BOARD_KWORLD_USB2800] = {
 314                 .name         = "Kworld USB2800",
 315                 .is_em2800    = 1,
 316                 .vchannels    = 3,
 317                 .tuner_type   = TUNER_PHILIPS_ATSC,
 318                 .tda9887_conf = TDA9887_PRESENT,
 319                 .has_tuner    = 1,
 320                 .decoder      = EM28XX_SAA7113,
 321                 .input          = { {
 322                         .type     = EM28XX_VMUX_TELEVISION,
 323                         .vmux     = SAA7115_COMPOSITE2,
 324                         .amux     = 0,
 325                 }, {
 326                         .type     = EM28XX_VMUX_COMPOSITE1,
 327                         .vmux     = SAA7115_COMPOSITE0,
 328                         .amux     = 1,
 329                 }, {
 330                         .type     = EM28XX_VMUX_SVIDEO,
 331                         .vmux     = SAA7115_SVIDEO3,
 332                         .amux     = 1,
 333                 } },
 334         },
 335         [EM2820_BOARD_PINNACLE_DVC_90] = {
 336                 .name         = "Pinnacle Dazzle DVC 90/DVC 100",
 337                 .vchannels    = 3,
 338                 .has_tuner    = 0,
 339                 .decoder      = EM28XX_SAA7113,
 340                 .input          = { {
 341                         .type     = EM28XX_VMUX_COMPOSITE1,
 342                         .vmux     = SAA7115_COMPOSITE0,
 343                         .amux     = 1,
 344                 }, {
 345                         .type     = EM28XX_VMUX_SVIDEO,
 346                         .vmux     = SAA7115_SVIDEO3,
 347                         .amux     = 1,
 348                 } },
 349         },
 350         [EM2800_BOARD_VGEAR_POCKETTV] = {
 351                 .name         = "V-Gear PocketTV",
 352                 .is_em2800    = 1,
 353                 .vchannels    = 3,
 354                 .tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 355                 .tda9887_conf = TDA9887_PRESENT,
 356                 .has_tuner    = 1,
 357                 .decoder      = EM28XX_SAA7113,
 358                 .input          = { {
 359                         .type     = EM28XX_VMUX_TELEVISION,
 360                         .vmux     = SAA7115_COMPOSITE2,
 361                         .amux     = 0,
 362                 }, {
 363                         .type     = EM28XX_VMUX_COMPOSITE1,
 364                         .vmux     = SAA7115_COMPOSITE0,
 365                         .amux     = 1,
 366                 }, {
 367                         .type     = EM28XX_VMUX_SVIDEO,
 368                         .vmux     = SAA7115_SVIDEO3,
 369                         .amux     = 1,
 370                 } },
 371         },
 372         [EM2820_BOARD_PROLINK_PLAYTV_USB2] = {
 373                 .name         = "Pixelview Prolink PlayTV USB 2.0",
 374                 .vchannels    = 3,
 375                 .tda9887_conf = TDA9887_PRESENT,
 376                 .has_tuner    = 1,
 377                 .decoder      = EM28XX_SAA7113,
 378                 .input          = { {
 379                         .type     = EM28XX_VMUX_TELEVISION,
 380                         .vmux     = SAA7115_COMPOSITE2,
 381                         .amux     = 1,
 382                 }, {
 383                         .type     = EM28XX_VMUX_COMPOSITE1,
 384                         .vmux     = SAA7115_COMPOSITE0,
 385                         .amux     = 1,
 386                 }, {
 387                         .type     = EM28XX_VMUX_SVIDEO,
 388                         .vmux     = SAA7115_SVIDEO3,
 389                         .amux     = 1,
 390                 } },
 391         },
 392 };
 393 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 394
 395 /* table of devices that work with this driver */
 396 struct usb_device_id em28xx_id_table [] = {
 397         { USB_DEVICE(0xeb1a, 0x2750),
 398                         .driver_info = EM2820_BOARD_UNKNOWN },
 399         { USB_DEVICE(0xeb1a, 0x2800),
 400                         .driver_info = EM2800_BOARD_UNKNOWN },
 401         { USB_DEVICE(0xeb1a, 0x2820),
 402                         .driver_info = EM2820_BOARD_UNKNOWN },
 403         { USB_DEVICE(0xeb1a, 0x2821),
 404                         .driver_info = EM2820_BOARD_UNKNOWN },
 405         { USB_DEVICE(0xeb1a, 0x2860),
 406                         .driver_info = EM2820_BOARD_UNKNOWN },
 407         { USB_DEVICE(0xeb1a, 0x2861),
 408                         .driver_info = EM2820_BOARD_UNKNOWN },
 409         { USB_DEVICE(0xeb1a, 0x2870),
 410                         .driver_info = EM2820_BOARD_UNKNOWN },
 411         { USB_DEVICE(0xeb1a, 0x2881),
 412                         .driver_info = EM2820_BOARD_UNKNOWN },
 413         { USB_DEVICE(0xeb1a, 0x2883),
 414                         .driver_info = EM2820_BOARD_UNKNOWN },
 415         { USB_DEVICE(0x0ccd, 0x0036),
 416                         .driver_info = EM2820_BOARD_TERRATEC_CINERGY_250 },
 417         { USB_DEVICE(0x2304, 0x0208),
 418                         .driver_info = EM2820_BOARD_PINNACLE_USB_2 },
 419         { USB_DEVICE(0x2040, 0x4200),
 420                         .driver_info = EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 },
 421         { USB_DEVICE(0x2304, 0x0207),
 422                         .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
 423         { USB_DEVICE(0x2304, 0x021a),
 424                         .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
 425         { USB_DEVICE(0x2040, 0x6500),
 426                         .driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 },
 427         { USB_DEVICE(0x2040, 0x6513),
 428                         .driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950 },
 429         { USB_DEVICE(0x0ccd, 0x0042),
 430                         .driver_info = EM2880_BOARD_TERRATEC_HYBRID_XS },
 431         { USB_DEVICE(0x0ccd, 0x0047),
 432                         .driver_info = EM2880_BOARD_TERRATEC_PRODIGY_XS },
 433         { },
 434 };
 435 MODULE_DEVICE_TABLE(usb, em28xx_id_table);
 436
 437 /* EEPROM hash table for devices with generic USB IDs */
 438 static struct em28xx_hash_table em28xx_eeprom_hash [] = {
 439         /* P/N: SA 60002070465 Tuner: TVF7533-MF */
 440         {0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF},
 441 };
 442
 443 /* I2C devicelist hash table for devices with generic USB IDs */
 444 static struct em28xx_hash_table em28xx_i2c_hash[] = {
 445         {0xb06a32c3, EM2800_BOARD_TERRATEC_CINERGY_200, TUNER_LG_PAL_NEW_TAPC},
 446         {0xf51200e3, EM2800_BOARD_VGEAR_POCKETTV, TUNER_LG_PAL_NEW_TAPC},
 447 };
 448
 449 /* Since em28xx_pre_card_setup() requires a proper dev->model,
 450  * this won't work for boards with generic PCI IDs
 451  */
 452 void em28xx_pre_card_setup(struct em28xx *dev)
 453 {
 454         /* request some modules */
 455         switch (dev->model) {
 456         case EM2880_BOARD_TERRATEC_PRODIGY_XS:
 457         case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
 458         case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950:
 459         case EM2880_BOARD_TERRATEC_HYBRID_XS:
 460                 em28xx_write_regs(dev, XCLK_REG, "\x27", 1);
 461                 em28xx_write_regs(dev, I2C_CLK_REG, "\x40", 1);
 462                 em28xx_write_regs(dev, 0x08, "\xff", 1);
 463                 em28xx_write_regs(dev, 0x04, "\x00", 1);
 464                 msleep(100);
 465                 em28xx_write_regs(dev, 0x04, "\x08", 1);
 466                 msleep(100);
 467                 em28xx_write_regs(dev, 0x08, "\xff", 1);
 468                 msleep(50);
 469                 em28xx_write_regs(dev, 0x08, "\x2d", 1);
 470                 msleep(50);
 471                 em28xx_write_regs(dev, 0x08, "\x3d", 1);
 472                 break;
 473         }
 474 }
 475
 476 static int em28xx_tuner_callback(void *ptr, int command, int arg)
 477 {
 478         int rc = 0;
 479         struct em28xx *dev = ptr;
 480
 481         if (dev->tuner_type != TUNER_XC2028)
 482                 return 0;
 483
 484         switch (command) {
 485         case XC2028_TUNER_RESET:
 486         {
 487                 char gpio0, gpio1, gpio4;
 488
 489                 /* GPIO and initialization codes for analog TV */
 490                 gpio0 = dev->analog_gpio & 0xff;
 491                 gpio1 = (dev->analog_gpio >> 8) & 0xff;
 492                 gpio4 = dev->analog_gpio >> 24;
 493
 494                 dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
 495                 dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1);
 496
 497                 if (gpio4) {
 498                         dev->em28xx_write_regs(dev, 0x04, &gpio4, 1);
 499                         msleep(140);
 500                 }
 501
 502                 msleep(6);
 503                 dev->em28xx_write_regs(dev, 0x08, &gpio0, 1);
 504                 msleep(10);
 505                 dev->em28xx_write_regs(dev, 0x08, &gpio1, 1);
 506                 msleep(5);
 507
 508                 break;
 509         }
 510         }
 511         return rc;
 512 }
 513
 514 static void em28xx_config_tuner(struct em28xx *dev)
 515 {
 516         struct v4l2_priv_tun_config  xc2028_cfg;
 517         struct xc2028_ctrl           ctl;
 518         struct tuner_setup           tun_setup;
 519         struct v4l2_frequency        f;
 520
 521         if (!dev->has_tuner)
 522                 return;
 523
 524         tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
 525         tun_setup.type = dev->tuner_type;
 526         tun_setup.addr = dev->tuner_addr;
 527         tun_setup.tuner_callback = em28xx_tuner_callback;
 528
 529         em28xx_i2c_call_clients(dev, TUNER_SET_TYPE_ADDR, &tun_setup);
 530
 531         if (dev->tuner_type == TUNER_XC2028) {
 532                 memset(&ctl, 0, sizeof(ctl));
 533
 534                 ctl.fname   = XC2028_DEFAULT_FIRMWARE;
 535                 ctl.max_len = 64;
 536                 ctl.mts = em28xx_boards[dev->model].mts_firmware;
 537
 538                 xc2028_cfg.tuner = TUNER_XC2028;
 539                 xc2028_cfg.priv  = &ctl;
 540
 541                 em28xx_i2c_call_clients(dev, TUNER_SET_CONFIG, &xc2028_cfg);
 542         }
 543
 544         /* configure tuner */
 545         f.tuner = 0;
 546         f.type = V4L2_TUNER_ANALOG_TV;
 547         f.frequency = 9076;     /* just a magic number */
 548         dev->ctl_freq = f.frequency;
 549         em28xx_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, &f);
 550 }
 551
 552 static int em28xx_hint_board(struct em28xx *dev)
 553 {
 554         int i;
 555
 556         /* HINT method: EEPROM
 557          *
 558          * This method works only for boards with eeprom.
 559          * Uses a hash of all eeprom bytes. The hash should be
 560          * unique for a vendor/tuner pair.
 561          * There are a high chance that tuners for different
 562          * video standards produce different hashes.
 563          */
 564         for (i = 0; i < ARRAY_SIZE(em28xx_eeprom_hash); i++) {
 565                 if (dev->hash == em28xx_eeprom_hash[i].hash) {
 566                         dev->model = em28xx_eeprom_hash[i].model;
 567                         dev->tuner_type = em28xx_eeprom_hash[i].tuner;
 568
 569                         em28xx_errdev("Your board has no unique USB ID.\n");
 570                         em28xx_errdev("A hint were successfully done, "
 571                                       "based on eeprom hash.\n");
 572                         em28xx_errdev("This method is not 100%% failproof.\n");
 573                         em28xx_errdev("If the board were missdetected, "
 574                                       "please email this log to:\n");
 575                         em28xx_errdev("\tV4L Mailing List "
 576                                       " <video4linux-list@redhat.com>\n");
 577                         em28xx_errdev("Board detected as %s\n",
 578                                       em28xx_boards[dev->model].name);
 579
 580                         return 0;
 581                 }
 582         }
 583
 584         /* HINT method: I2C attached devices
 585          *
 586          * This method works for all boards.
 587          * Uses a hash of i2c scanned devices.
 588          * Devices with the same i2c attached chips will
 589          * be considered equal.
 590          * This method is less precise than the eeprom one.
 591          */
 592
 593         /* user did not request i2c scanning => do it now */
 594         if (!dev->i2c_hash)
 595                 em28xx_do_i2c_scan(dev);
 596
 597         for (i = 0; i < ARRAY_SIZE(em28xx_i2c_hash); i++) {
 598                 if (dev->i2c_hash == em28xx_i2c_hash[i].hash) {
 599                         dev->model = em28xx_i2c_hash[i].model;
 600                         dev->tuner_type = em28xx_i2c_hash[i].tuner;
 601                         em28xx_errdev("Your board has no unique USB ID.\n");
 602                         em28xx_errdev("A hint were successfully done, "
 603                                       "based on i2c devicelist hash.\n");
 604                         em28xx_errdev("This method is not 100%% failproof.\n");
 605                         em28xx_errdev("If the board were missdetected, "
 606                                       "please email this log to:\n");
 607                         em28xx_errdev("\tV4L Mailing List "
 608                                       " <video4linux-list@redhat.com>\n");
 609                         em28xx_errdev("Board detected as %s\n",
 610                                       em28xx_boards[dev->model].name);
 611
 612                         return 0;
 613                 }
 614         }
 615
 616         em28xx_errdev("Your board has no unique USB ID and thus need a "
 617                       "hint to be detected.\n");
 618         em28xx_errdev("You may try to use card=<n> insmod option to "
 619                       "workaround that.\n");
 620         em28xx_errdev("Please send an email with this log to:\n");
 621         em28xx_errdev("\tV4L Mailing List <video4linux-list@redhat.com>\n");
 622         em28xx_errdev("Board eeprom hash is 0x%08lx\n", dev->hash);
 623         em28xx_errdev("Board i2c devicelist hash is 0x%08lx\n", dev->i2c_hash);
 624
 625         em28xx_errdev("Here is a list of valid choices for the card=<n>"
 626                       " insmod option:\n");
 627         for (i = 0; i < em28xx_bcount; i++) {
 628                 em28xx_errdev("    card=%d -> %s\n",
 629                                 i, em28xx_boards[i].name);
 630         }
 631         return -1;
 632 }
 633
 634
 635 static void em28xx_set_model(struct em28xx *dev)
 636 {
 637         dev->is_em2800 = em28xx_boards[dev->model].is_em2800;
 638         dev->has_tuner = em28xx_boards[dev->model].has_tuner;
 639         dev->has_msp34xx = em28xx_boards[dev->model].has_msp34xx;
 640         dev->tda9887_conf = em28xx_boards[dev->model].tda9887_conf;
 641         dev->decoder = em28xx_boards[dev->model].decoder;
 642         dev->video_inputs = em28xx_boards[dev->model].vchannels;
 643         dev->analog_gpio = em28xx_boards[dev->model].analog_gpio;
 644
 645         if (!em28xx_boards[dev->model].has_tuner)
 646                 dev->tuner_type = UNSET;
 647 }
 648
 649 void em28xx_card_setup(struct em28xx *dev)
 650 {
 651         em28xx_set_model(dev);
 652
 653         dev->tuner_type = em28xx_boards[dev->model].tuner_type;
 654
 655         /* request some modules */
 656         switch (dev->model) {
 657         case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
 658         case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
 659         case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950:
 660         {
 661                 struct tveeprom tv;
 662 #ifdef CONFIG_MODULES
 663                 request_module("tveeprom");
 664 #endif
 665                 /* Call first TVeeprom */
 666
 667                 dev->i2c_client.addr = 0xa0 >> 1;
 668                 tveeprom_hauppauge_analog(&dev->i2c_client, &tv, dev->eedata);
 669
 670                 dev->tuner_type = tv.tuner_type;
 671                 if (tv.audio_processor == AUDIO_CHIP_MSP34XX) {
 672                         dev->i2s_speed = 2048000;
 673                         dev->has_msp34xx = 1;
 674                 }
 675 #ifdef CONFIG_MODULES
 676                 if (tv.has_ir)
 677                         request_module("ir-kbd-i2c");
 678 #endif
 679                 /* enable audio 12 mhz i2s */
 680                 em28xx_write_regs(dev, XCLK_REG, "\xa7", 1);
 681                 msleep(10);
 682
 683                 break;
 684         }
 685         case EM2820_BOARD_KWORLD_PVRTV2800RF:
 686                 /* GPIO enables sound on KWORLD PVR TV 2800RF */
 687                 em28xx_write_regs_req(dev, 0x00, 0x08, "\xf9", 1);
 688                 break;
 689         case EM2820_BOARD_UNKNOWN:
 690         case EM2800_BOARD_UNKNOWN:
 691                 if (!em28xx_hint_board(dev))
 692                         em28xx_set_model(dev);
 693         }
 694
 695         /* Allow override tuner type by a module parameter */
 696         if (tuner >= 0)
 697                 dev->tuner_type = tuner;
 698
 699 #ifdef CONFIG_MODULES
 700         /* request some modules */
 701         if (dev->has_msp34xx)
 702                 request_module("msp3400");
 703         if (dev->decoder == EM28XX_SAA7113 || dev->decoder == EM28XX_SAA7114)
 704                 request_module("saa7115");
 705         if (dev->decoder == EM28XX_TVP5150)
 706                 request_module("tvp5150");
 707         if (dev->has_tuner)
 708                 request_module("tuner");
 709 #endif
 710
 711         em28xx_config_tuner(dev);
 712 }