git.oblomov.eu Git - linux-2.6/blob - drivers/media/dvb/dvb-usb/m920x.c

   1 /* DVB USB compliant linux driver for MSI Mega Sky 580 DVB-T USB2.0 receiver
   2  *
   3  * Copyright (C) 2006 Aapo Tahkola (aet@rasterburn.org)
   4  *
   5  *      This program is free software; you can redistribute it and/or modify it
   6  *      under the terms of the GNU General Public License as published by the
   7  *      Free Software Foundation, version 2.
   8  *
   9  * see Documentation/dvb/README.dvb-usb for more information
  10  */
  11
  12 #include "m920x.h"
  13
  14 #include "mt352.h"
  15 #include "mt352_priv.h"
  16 #include "qt1010.h"
  17 #include "tda1004x.h"
  18 #include "tda827x.h"
  19
  20 /* debug */
  21 static int dvb_usb_m920x_debug;
  22 module_param_named(debug,dvb_usb_m920x_debug, int, 0644);
  23 MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS);
  24
  25 static inline int m920x_read(struct usb_device *udev, u8 request, u16 value,
  26                              u16 index, void *data, int size)
  27 {
  28         int ret;
  29
  30         ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
  31                               request, USB_TYPE_VENDOR | USB_DIR_IN,
  32                               value, index, data, size, 2000);
  33         if (ret < 0) {
  34                 printk(KERN_INFO "m920x_read = error: %d\n", ret);
  35                 return ret;
  36         }
  37
  38         if (ret != size) {
  39                 deb("m920x_read = no data\n");
  40                 return -EIO;
  41         }
  42
  43         return 0;
  44 }
  45
  46 static inline int m920x_write(struct usb_device *udev, u8 request,
  47                               u16 value, u16 index)
  48 {
  49         int ret;
  50
  51         ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
  52                               request, USB_TYPE_VENDOR | USB_DIR_OUT,
  53                               value, index, NULL, 0, 2000);
  54
  55         return ret;
  56 }
  57
  58 static int m920x_init(struct dvb_usb_device *d, struct m920x_inits *rc_seq)
  59 {
  60         int ret = 0;
  61
  62         /* Remote controller init. */
  63         if (d->props.rc_query) {
  64                 deb("Initialising remote control\n");
  65                 while (rc_seq->address) {
  66                         if ((ret = m920x_write(d->udev, M9206_CORE,
  67                                                rc_seq->data,
  68                                                rc_seq->address)) != 0) {
  69                                 deb("Initialising remote control failed\n");
  70                                 return ret;
  71                         }
  72
  73                         rc_seq++;
  74                 }
  75
  76                 deb("Initialising remote control success\n");
  77         }
  78
  79         return ret;
  80 }
  81
  82 static int m920x_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
  83 {
  84         struct m920x_state *m = d->priv;
  85         int i, ret = 0;
  86         u8 rc_state[2];
  87
  88         if ((ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_STATE,
  89                               rc_state, 1)) != 0)
  90                 goto unlock;
  91
  92         if ((ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_KEY,
  93                               rc_state + 1, 1)) != 0)
  94                 goto unlock;
  95
  96         for (i = 0; i < d->props.rc_key_map_size; i++)
  97                 if (d->props.rc_key_map[i].data == rc_state[1]) {
  98                         *event = d->props.rc_key_map[i].event;
  99
 100                         switch(rc_state[0]) {
 101                         case 0x80:
 102                                 *state = REMOTE_NO_KEY_PRESSED;
 103                                 goto unlock;
 104
 105                         case 0x88: /* framing error or "invalid code" */
 106                         case 0x99:
 107                         case 0xc0:
 108                         case 0xd8:
 109                                 *state = REMOTE_NO_KEY_PRESSED;
 110                                 m->rep_count = 0;
 111                                 goto unlock;
 112
 113                         case 0x93:
 114                         case 0x92:
 115                                 m->rep_count = 0;
 116                                 *state = REMOTE_KEY_PRESSED;
 117                                 goto unlock;
 118
 119                         case 0x91:
 120                                 /* prevent immediate auto-repeat */
 121                                 if (++m->rep_count > 2)
 122                                         *state = REMOTE_KEY_REPEAT;
 123                                 else
 124                                         *state = REMOTE_NO_KEY_PRESSED;
 125                                 goto unlock;
 126
 127                         default:
 128                                 deb("Unexpected rc state %02x\n", rc_state[0]);
 129                                 *state = REMOTE_NO_KEY_PRESSED;
 130                                 goto unlock;
 131                         }
 132                 }
 133
 134         if (rc_state[1] != 0)
 135                 deb("Unknown rc key %02x\n", rc_state[1]);
 136
 137         *state = REMOTE_NO_KEY_PRESSED;
 138
 139  unlock:
 140
 141         return ret;
 142 }
 143
 144 /* I2C */
 145 static int m920x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 146                           int num)
 147 {
 148         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 149         int i, j;
 150         int ret = 0;
 151
 152         if (!num)
 153                 return -EINVAL;
 154
 155         if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
 156                 return -EAGAIN;
 157
 158         for (i = 0; i < num; i++) {
 159                 if (msg[i].flags & (I2C_M_NO_RD_ACK | I2C_M_IGNORE_NAK |
 160                                     I2C_M_TEN) || msg[i].len == 0) {
 161                         /* For a 0 byte message, I think sending the address
 162                          * to index 0x80|0x40 would be the correct thing to
 163                          * do.  However, zero byte messages are only used for
 164                          * probing, and since we don't know how to get the
 165                          * slave's ack, we can't probe. */
 166                         ret = -ENOTSUPP;
 167                         goto unlock;
 168                 }
 169                 /* Send START & address/RW bit */
 170                 if (!(msg[i].flags & I2C_M_NOSTART)) {
 171                         if ((ret = m920x_write(d->udev, M9206_I2C,
 172                                         (msg[i].addr << 1) |
 173                                         (msg[i].flags & I2C_M_RD ? 0x01 : 0),
 174                                                0x80)) != 0)
 175                                 goto unlock;
 176                         /* Should check for ack here, if we knew how. */
 177                 }
 178                 if (msg[i].flags & I2C_M_RD) {
 179                         for (j = 0; j < msg[i].len; j++) {
 180                                 /* Last byte of transaction?
 181                                  * Send STOP, otherwise send ACK. */
 182                                 int stop = (i+1 == num && j+1 == msg[i].len)
 183                                         ? 0x40 : 0x01;
 184
 185                                 if ((ret = m920x_read(d->udev, M9206_I2C, 0x0,
 186                                                       0x20|stop,
 187                                                       &msg[i].buf[j], 1)) != 0)
 188                                         goto unlock;
 189                         }
 190                 } else {
 191                         for (j = 0; j < msg[i].len; j++) {
 192                                 /* Last byte of transaction? Then send STOP. */
 193                                 int stop = (i+1 == num && j+1 == msg[i].len)
 194                                         ? 0x40 : 0x00;
 195
 196                                 if ((ret = m920x_write(d->udev, M9206_I2C,
 197                                                        msg[i].buf[j],
 198                                                        stop)) != 0)
 199                                         goto unlock;
 200                                 /* Should check for ack here too. */
 201                         }
 202                 }
 203         }
 204         ret = num;
 205
 206  unlock:
 207         mutex_unlock(&d->i2c_mutex);
 208
 209         return ret;
 210 }
 211
 212 static u32 m920x_i2c_func(struct i2c_adapter *adapter)
 213 {
 214         return I2C_FUNC_I2C;
 215 }
 216
 217 static struct i2c_algorithm m920x_i2c_algo = {
 218         .master_xfer   = m920x_i2c_xfer,
 219         .functionality = m920x_i2c_func,
 220 };
 221
 222 /* pid filter */
 223 static int m920x_set_filter(struct dvb_usb_adapter *adap,
 224                             int type, int idx, int pid)
 225 {
 226         int ret = 0;
 227
 228         if (pid >= 0x8000)
 229                 return -EINVAL;
 230
 231         pid |= 0x8000;
 232
 233         if ((ret = m920x_write(adap->dev->udev, M9206_FILTER, pid,
 234                                (type << 8) | (idx * 4) )) != 0)
 235                 return ret;
 236
 237         if ((ret = m920x_write(adap->dev->udev, M9206_FILTER, 0,
 238                                (type << 8) | (idx * 4) )) != 0)
 239                 return ret;
 240
 241         return ret;
 242 }
 243
 244 static int m920x_update_filters(struct dvb_usb_adapter *adap)
 245 {
 246         struct m920x_state *m = adap->dev->priv;
 247         int enabled = m->filtering_enabled;
 248         int i, ret = 0, filter = 0;
 249
 250         for (i = 0; i < M9206_MAX_FILTERS; i++)
 251                 if (m->filters[i] == 8192)
 252                         enabled = 0;
 253
 254         /* Disable all filters */
 255         if ((ret = m920x_set_filter(adap, 0x81, 1, enabled)) != 0)
 256                 return ret;
 257
 258         for (i = 0; i < M9206_MAX_FILTERS; i++)
 259                 if ((ret = m920x_set_filter(adap, 0x81, i + 2, 0)) != 0)
 260                         return ret;
 261
 262         if ((ret = m920x_set_filter(adap, 0x82, 0, 0x0)) != 0)
 263                 return ret;
 264
 265         /* Set */
 266         if (enabled) {
 267                 for (i = 0; i < M9206_MAX_FILTERS; i++) {
 268                         if (m->filters[i] == 0)
 269                                 continue;
 270
 271                         if ((ret = m920x_set_filter(adap, 0x81, filter + 2,
 272                                                     m->filters[i])) != 0)
 273                                 return ret;
 274
 275                         filter++;
 276                 }
 277         }
 278
 279         if ((ret = m920x_set_filter(adap, 0x82, 0, 0x02f5)) != 0)
 280                 return ret;
 281
 282         return ret;
 283 }
 284
 285 static int m920x_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
 286 {
 287         struct m920x_state *m = adap->dev->priv;
 288
 289         m->filtering_enabled = onoff ? 1 : 0;
 290
 291         return m920x_update_filters(adap);
 292 }
 293
 294 static int m920x_pid_filter(struct dvb_usb_adapter *adap,
 295                             int index, u16 pid, int onoff)
 296 {
 297         struct m920x_state *m = adap->dev->priv;
 298
 299         m->filters[index] = onoff ? pid : 0;
 300
 301         return m920x_update_filters(adap);
 302 }
 303
 304 static int m920x_firmware_download(struct usb_device *udev,
 305                                    const struct firmware *fw)
 306 {
 307         u16 value, index, size;
 308         u8 read[4], *buff;
 309         int i, pass, ret = 0;
 310
 311         buff = kmalloc(65536, GFP_KERNEL);
 312
 313         if ((ret = m920x_read(udev, M9206_FILTER, 0x0, 0x8000, read, 4)) != 0)
 314                 goto done;
 315         deb("%x %x %x %x\n", read[0], read[1], read[2], read[3]);
 316
 317         if ((ret = m920x_read(udev, M9206_FW, 0x0, 0x0, read, 1)) != 0)
 318                 goto done;
 319         deb("%x\n", read[0]);
 320
 321         for (pass = 0; pass < 2; pass++) {
 322                 for (i = 0; i + (sizeof(u16) * 3) < fw->size;) {
 323                         value = le16_to_cpu(*(u16 *)(fw->data + i));
 324                         i += sizeof(u16);
 325
 326                         index = le16_to_cpu(*(u16 *)(fw->data + i));
 327                         i += sizeof(u16);
 328
 329                         size = le16_to_cpu(*(u16 *)(fw->data + i));
 330                         i += sizeof(u16);
 331
 332                         if (pass == 1) {
 333                                 /* Will stall if using fw->data ... */
 334                                 memcpy(buff, fw->data + i, size);
 335
 336                                 ret = usb_control_msg(udev, usb_sndctrlpipe(udev,0),
 337                                             M9206_FW,
 338                                             USB_TYPE_VENDOR | USB_DIR_OUT,
 339                                             value, index, buff, size, 20);
 340                                 if (ret != size) {
 341                                         deb("error while uploading fw!\n");
 342                                         ret = -EIO;
 343                                         goto done;
 344                                 }
 345                                 msleep(3);
 346                         }
 347                         i += size;
 348                 }
 349                 if (i != fw->size) {
 350                         deb("bad firmware file!\n");
 351                         ret = -EINVAL;
 352                         goto done;
 353                 }
 354         }
 355
 356         msleep(36);
 357
 358         /* m920x will disconnect itself from the bus after this. */
 359         (void) m920x_write(udev, M9206_CORE, 0x01, M9206_FW_GO);
 360         deb("firmware uploaded!\n");
 361
 362  done:
 363         kfree(buff);
 364
 365         return ret;
 366 }
 367
 368 /* Callbacks for DVB USB */
 369 static int m920x_identify_state(struct usb_device *udev,
 370                                 struct dvb_usb_device_properties *props,
 371                                 struct dvb_usb_device_description **desc,
 372                                 int *cold)
 373 {
 374         struct usb_host_interface *alt;
 375
 376         alt = usb_altnum_to_altsetting(usb_ifnum_to_if(udev, 0), 1);
 377         *cold = (alt == NULL) ? 1 : 0;
 378
 379         return 0;
 380 }
 381
 382 /* demod configurations */
 383 static int m920x_mt352_demod_init(struct dvb_frontend *fe)
 384 {
 385         u8 config[] = { CONFIG, 0x3d };
 386         u8 clock[] = { CLOCK_CTL, 0x30 };
 387         u8 reset[] = { RESET, 0x80 };
 388         u8 adc_ctl[] = { ADC_CTL_1, 0x40 };
 389         u8 agc[] = { AGC_TARGET, 0x1c, 0x20 };
 390         u8 sec_agc[] = { 0x69, 0x00, 0xff, 0xff, 0x40, 0xff, 0x00, 0x40, 0x40 };
 391         u8 unk1[] = { 0x93, 0x1a };
 392         u8 unk2[] = { 0xb5, 0x7a };
 393
 394         mt352_write(fe, config, ARRAY_SIZE(config));
 395         mt352_write(fe, clock, ARRAY_SIZE(clock));
 396         mt352_write(fe, reset, ARRAY_SIZE(reset));
 397         mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl));
 398         mt352_write(fe, agc, ARRAY_SIZE(agc));
 399         mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc));
 400         mt352_write(fe, unk1, ARRAY_SIZE(unk1));
 401         mt352_write(fe, unk2, ARRAY_SIZE(unk2));
 402
 403         deb("Demod init!\n");
 404
 405         return 0;
 406 }
 407
 408 static struct mt352_config m920x_mt352_config = {
 409         .demod_address = 0x0f,
 410         .no_tuner = 1,
 411         .demod_init = m920x_mt352_demod_init,
 412 };
 413
 414 static struct tda1004x_config m920x_tda10046_08_config = {
 415         .demod_address = 0x08,
 416         .invert = 0,
 417         .invert_oclk = 0,
 418         .ts_mode = TDA10046_TS_SERIAL,
 419         .xtal_freq = TDA10046_XTAL_16M,
 420         .if_freq = TDA10046_FREQ_045,
 421         .agc_config = TDA10046_AGC_TDA827X,
 422         .gpio_config = TDA10046_GPTRI,
 423         .request_firmware = NULL,
 424 };
 425
 426 static struct tda1004x_config m920x_tda10046_0b_config = {
 427         .demod_address = 0x0b,
 428         .invert = 0,
 429         .invert_oclk = 0,
 430         .ts_mode = TDA10046_TS_SERIAL,
 431         .xtal_freq = TDA10046_XTAL_16M,
 432         .if_freq = TDA10046_FREQ_045,
 433         .agc_config = TDA10046_AGC_TDA827X,
 434         .gpio_config = TDA10046_GPTRI,
 435         .request_firmware = NULL, /* uses firmware EEPROM */
 436 };
 437
 438 /* tuner configurations */
 439 static struct qt1010_config m920x_qt1010_config = {
 440         .i2c_address = 0x62
 441 };
 442
 443 /* Callbacks for DVB USB */
 444 static int m920x_mt352_frontend_attach(struct dvb_usb_adapter *adap)
 445 {
 446         deb("%s\n",__FUNCTION__);
 447
 448         if ((adap->fe = dvb_attach(mt352_attach, &m920x_mt352_config,
 449                                    &adap->dev->i2c_adap)) == NULL)
 450                 return -EIO;
 451
 452         return 0;
 453 }
 454
 455 static int m920x_tda10046_08_frontend_attach(struct dvb_usb_adapter *adap)
 456 {
 457         deb("%s\n",__FUNCTION__);
 458
 459         if ((adap->fe = dvb_attach(tda10046_attach,
 460                                    &m920x_tda10046_08_config,
 461                                    &adap->dev->i2c_adap)) == NULL)
 462                 return -EIO;
 463
 464         return 0;
 465 }
 466
 467 static int m920x_tda10046_0b_frontend_attach(struct dvb_usb_adapter *adap)
 468 {
 469         deb("%s\n",__FUNCTION__);
 470
 471         if ((adap->fe = dvb_attach(tda10046_attach,
 472                                    &m920x_tda10046_0b_config,
 473                                    &adap->dev->i2c_adap)) == NULL)
 474                 return -EIO;
 475
 476         return 0;
 477 }
 478
 479 static int m920x_qt1010_tuner_attach(struct dvb_usb_adapter *adap)
 480 {
 481         deb("%s\n",__FUNCTION__);
 482
 483         if (dvb_attach(qt1010_attach, adap->fe, &adap->dev->i2c_adap,
 484                        &m920x_qt1010_config) == NULL)
 485                 return -ENODEV;
 486
 487         return 0;
 488 }
 489
 490 static int m920x_tda8275_60_tuner_attach(struct dvb_usb_adapter *adap)
 491 {
 492         deb("%s\n",__FUNCTION__);
 493
 494         if (dvb_attach(tda827x_attach, adap->fe, 0x60, &adap->dev->i2c_adap,
 495                        NULL) == NULL)
 496                 return -ENODEV;
 497
 498         return 0;
 499 }
 500
 501 static int m920x_tda8275_61_tuner_attach(struct dvb_usb_adapter *adap)
 502 {
 503         deb("%s\n",__FUNCTION__);
 504
 505         if (dvb_attach(tda827x_attach, adap->fe, 0x61, &adap->dev->i2c_adap,
 506                        NULL) == NULL)
 507                 return -ENODEV;
 508
 509         return 0;
 510 }
 511
 512 /* device-specific initialization */
 513 static struct m920x_inits megasky_rc_init [] = {
 514         { M9206_RC_INIT2, 0xa8 },
 515         { M9206_RC_INIT1, 0x51 },
 516         { } /* terminating entry */
 517 };
 518
 519 static struct m920x_inits tvwalkertwin_rc_init [] = {
 520         { M9206_RC_INIT2, 0x00 },
 521         { M9206_RC_INIT1, 0xef },
 522         { 0xff28,         0x00 },
 523         { 0xff23,         0x00 },
 524         { 0xff21,         0x30 },
 525         { } /* terminating entry */
 526 };
 527
 528 /* ir keymaps */
 529 static struct dvb_usb_rc_key megasky_rc_keys [] = {
 530         { 0x0, 0x12, KEY_POWER },
 531         { 0x0, 0x1e, KEY_CYCLEWINDOWS }, /* min/max */
 532         { 0x0, 0x02, KEY_CHANNELUP },
 533         { 0x0, 0x05, KEY_CHANNELDOWN },
 534         { 0x0, 0x03, KEY_VOLUMEUP },
 535         { 0x0, 0x06, KEY_VOLUMEDOWN },
 536         { 0x0, 0x04, KEY_MUTE },
 537         { 0x0, 0x07, KEY_OK }, /* TS */
 538         { 0x0, 0x08, KEY_STOP },
 539         { 0x0, 0x09, KEY_MENU }, /* swap */
 540         { 0x0, 0x0a, KEY_REWIND },
 541         { 0x0, 0x1b, KEY_PAUSE },
 542         { 0x0, 0x1f, KEY_FASTFORWARD },
 543         { 0x0, 0x0c, KEY_RECORD },
 544         { 0x0, 0x0d, KEY_CAMERA }, /* screenshot */
 545         { 0x0, 0x0e, KEY_COFFEE }, /* "MTS" */
 546 };
 547
 548 static struct dvb_usb_rc_key tvwalkertwin_rc_keys [] = {
 549         { 0x0, 0x01, KEY_ZOOM }, /* Full Screen */
 550         { 0x0, 0x02, KEY_CAMERA }, /* snapshot */
 551         { 0x0, 0x03, KEY_MUTE },
 552         { 0x0, 0x04, KEY_REWIND },
 553         { 0x0, 0x05, KEY_PLAYPAUSE }, /* Play/Pause */
 554         { 0x0, 0x06, KEY_FASTFORWARD },
 555         { 0x0, 0x07, KEY_RECORD },
 556         { 0x0, 0x08, KEY_STOP },
 557         { 0x0, 0x09, KEY_TIME }, /* Timeshift */
 558         { 0x0, 0x0c, KEY_COFFEE }, /* Recall */
 559         { 0x0, 0x0e, KEY_CHANNELUP },
 560         { 0x0, 0x12, KEY_POWER },
 561         { 0x0, 0x15, KEY_MENU }, /* source */
 562         { 0x0, 0x18, KEY_CYCLEWINDOWS }, /* TWIN PIP */
 563         { 0x0, 0x1a, KEY_CHANNELDOWN },
 564         { 0x0, 0x1b, KEY_VOLUMEDOWN },
 565         { 0x0, 0x1e, KEY_VOLUMEUP },
 566 };
 567
 568 /* DVB USB Driver stuff */
 569 static struct dvb_usb_device_properties megasky_properties;
 570 static struct dvb_usb_device_properties digivox_mini_ii_properties;
 571 static struct dvb_usb_device_properties tvwalkertwin_properties;
 572 static struct dvb_usb_device_properties dposh_properties;
 573
 574 static int m920x_probe(struct usb_interface *intf,
 575                        const struct usb_device_id *id)
 576 {
 577         struct dvb_usb_device *d;
 578         struct usb_host_interface *alt;
 579         int ret;
 580         struct m920x_inits *rc_init_seq = NULL;
 581         int bInterfaceNumber = intf->cur_altsetting->desc.bInterfaceNumber;
 582
 583         deb("Probing for m920x device at interface %d\n", bInterfaceNumber);
 584
 585         if (bInterfaceNumber == 0) {
 586                 /* Single-tuner device, or first interface on
 587                  * multi-tuner device
 588                  */
 589
 590                 if ((ret = dvb_usb_device_init(intf, &megasky_properties,
 591                                                THIS_MODULE, &d)) == 0) {
 592                         rc_init_seq = megasky_rc_init;
 593                         goto found;
 594                 }
 595
 596                 if ((ret = dvb_usb_device_init(intf,
 597                                                &digivox_mini_ii_properties,
 598                                                THIS_MODULE, &d)) == 0) {
 599                         /* No remote control, so no rc_init_seq */
 600                         goto found;
 601                 }
 602
 603                 /* This configures both tuners on the TV Walker Twin */
 604                 if ((ret = dvb_usb_device_init(intf, &tvwalkertwin_properties,
 605                                                THIS_MODULE, &d)) == 0) {
 606                         rc_init_seq = tvwalkertwin_rc_init;
 607                         goto found;
 608                 }
 609
 610                 if ((ret = dvb_usb_device_init(intf, &dposh_properties,
 611                                                THIS_MODULE, &d)) == 0) {
 612                         /* Remote controller not supported yet. */
 613                         goto found;
 614                 }
 615
 616                 return ret;
 617         } else {
 618                 /* Another interface on a multi-tuner device */
 619
 620                 /* The LifeView TV Walker Twin gets here, but struct
 621                  * tvwalkertwin_properties already configured both
 622                  * tuners, so there is nothing for us to do here
 623                  */
 624
 625                 return -ENODEV;
 626         }
 627
 628  found:
 629         alt = usb_altnum_to_altsetting(intf, 1);
 630         if (alt == NULL) {
 631                 deb("No alt found!\n");
 632                 return -ENODEV;
 633         }
 634
 635         ret = usb_set_interface(d->udev, alt->desc.bInterfaceNumber,
 636                                 alt->desc.bAlternateSetting);
 637         if (ret < 0)
 638                 return ret;
 639
 640         if ((ret = m920x_init(d, rc_init_seq)) != 0)
 641                 return ret;
 642
 643         return ret;
 644 }
 645
 646 static struct usb_device_id m920x_table [] = {
 647                 { USB_DEVICE(USB_VID_MSI, USB_PID_MSI_MEGASKY580) },
 648                 { USB_DEVICE(USB_VID_ANUBIS_ELECTRONIC,
 649                              USB_PID_MSI_DIGI_VOX_MINI_II) },
 650                 { USB_DEVICE(USB_VID_ANUBIS_ELECTRONIC,
 651                              USB_PID_LIFEVIEW_TV_WALKER_TWIN_COLD) },
 652                 { USB_DEVICE(USB_VID_ANUBIS_ELECTRONIC,
 653                              USB_PID_LIFEVIEW_TV_WALKER_TWIN_WARM) },
 654                 { USB_DEVICE(USB_VID_DPOSH, USB_PID_DPOSH_M9206_COLD) },
 655                 { USB_DEVICE(USB_VID_DPOSH, USB_PID_DPOSH_M9206_WARM) },
 656                 { }             /* Terminating entry */
 657 };
 658 MODULE_DEVICE_TABLE (usb, m920x_table);
 659
 660 static struct dvb_usb_device_properties megasky_properties = {
 661         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
 662
 663         .usb_ctrl = DEVICE_SPECIFIC,
 664         .firmware = "dvb-usb-megasky-02.fw",
 665         .download_firmware = m920x_firmware_download,
 666
 667         .rc_interval      = 100,
 668         .rc_key_map       = megasky_rc_keys,
 669         .rc_key_map_size  = ARRAY_SIZE(megasky_rc_keys),
 670         .rc_query         = m920x_rc_query,
 671
 672         .size_of_priv     = sizeof(struct m920x_state),
 673
 674         .identify_state   = m920x_identify_state,
 675         .num_adapters = 1,
 676         .adapter = {{
 677                 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
 678                         DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
 679
 680                 .pid_filter_count = 8,
 681                 .pid_filter       = m920x_pid_filter,
 682                 .pid_filter_ctrl  = m920x_pid_filter_ctrl,
 683
 684                 .frontend_attach  = m920x_mt352_frontend_attach,
 685                 .tuner_attach     = m920x_qt1010_tuner_attach,
 686
 687                 .stream = {
 688                         .type = USB_BULK,
 689                         .count = 8,
 690                         .endpoint = 0x81,
 691                         .u = {
 692                                 .bulk = {
 693                                         .buffersize = 512,
 694                                 }
 695                         }
 696                 },
 697         }},
 698         .i2c_algo         = &m920x_i2c_algo,
 699
 700         .num_device_descs = 1,
 701         .devices = {
 702                 {   "MSI Mega Sky 580 DVB-T USB2.0",
 703                         { &m920x_table[0], NULL },
 704                         { NULL },
 705                 }
 706         }
 707 };
 708
 709 static struct dvb_usb_device_properties digivox_mini_ii_properties = {
 710         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
 711
 712         .usb_ctrl = DEVICE_SPECIFIC,
 713         .firmware = "dvb-usb-digivox-02.fw",
 714         .download_firmware = m920x_firmware_download,
 715
 716         .size_of_priv     = sizeof(struct m920x_state),
 717
 718         .identify_state   = m920x_identify_state,
 719         .num_adapters = 1,
 720         .adapter = {{
 721                 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
 722                         DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
 723
 724                 .pid_filter_count = 8,
 725                 .pid_filter       = m920x_pid_filter,
 726                 .pid_filter_ctrl  = m920x_pid_filter_ctrl,
 727
 728                 .frontend_attach  = m920x_tda10046_08_frontend_attach,
 729                 .tuner_attach     = m920x_tda8275_60_tuner_attach,
 730
 731                 .stream = {
 732                         .type = USB_BULK,
 733                         .count = 8,
 734                         .endpoint = 0x81,
 735                         .u = {
 736                                 .bulk = {
 737                                         .buffersize = 0x4000,
 738                                 }
 739                         }
 740                 },
 741         }},
 742         .i2c_algo         = &m920x_i2c_algo,
 743
 744         .num_device_descs = 1,
 745         .devices = {
 746                 {   "MSI DIGI VOX mini II DVB-T USB2.0",
 747                         { &m920x_table[1], NULL },
 748                         { NULL },
 749                 },
 750         }
 751 };
 752
 753 /* LifeView TV Walker Twin support by Nick Andrew <nick@nick-andrew.net>
 754  *
 755  * LifeView TV Walker Twin has 1 x M9206, 2 x TDA10046, 2 x TDA8275A
 756  * TDA10046 #0 is located at i2c address 0x08
 757  * TDA10046 #1 is located at i2c address 0x0b
 758  * TDA8275A #0 is located at i2c address 0x60
 759  * TDA8275A #1 is located at i2c address 0x61
 760  */
 761 static struct dvb_usb_device_properties tvwalkertwin_properties = {
 762         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
 763
 764         .usb_ctrl = DEVICE_SPECIFIC,
 765         .firmware = "dvb-usb-tvwalkert.fw",
 766         .download_firmware = m920x_firmware_download,
 767
 768         .rc_interval      = 100,
 769         .rc_key_map       = tvwalkertwin_rc_keys,
 770         .rc_key_map_size  = ARRAY_SIZE(tvwalkertwin_rc_keys),
 771         .rc_query         = m920x_rc_query,
 772
 773         .size_of_priv     = sizeof(struct m920x_state),
 774
 775         .identify_state   = m920x_identify_state,
 776         .num_adapters = 2,
 777         .adapter = {{
 778                 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
 779                         DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
 780
 781                 .pid_filter_count = 8,
 782                 .pid_filter       = m920x_pid_filter,
 783                 .pid_filter_ctrl  = m920x_pid_filter_ctrl,
 784
 785                 .frontend_attach  = m920x_tda10046_08_frontend_attach,
 786                 .tuner_attach     = m920x_tda8275_60_tuner_attach,
 787
 788                 .stream = {
 789                         .type = USB_BULK,
 790                         .count = 8,
 791                         .endpoint = 0x81,
 792                         .u = {
 793                                  .bulk = {
 794                                          .buffersize = 512,
 795                                  }
 796                         }
 797                 }},{
 798                 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
 799                         DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
 800
 801                 .pid_filter_count = 8,
 802                 .pid_filter       = m920x_pid_filter,
 803                 .pid_filter_ctrl  = m920x_pid_filter_ctrl,
 804
 805                 .frontend_attach  = m920x_tda10046_0b_frontend_attach,
 806                 .tuner_attach     = m920x_tda8275_61_tuner_attach,
 807
 808                 .stream = {
 809                         .type = USB_BULK,
 810                         .count = 8,
 811                         .endpoint = 0x82,
 812                         .u = {
 813                                  .bulk = {
 814                                          .buffersize = 512,
 815                                  }
 816                         }
 817                 },
 818         }},
 819         .i2c_algo         = &m920x_i2c_algo,
 820
 821         .num_device_descs = 1,
 822         .devices = {
 823                 {   .name = "LifeView TV Walker Twin DVB-T USB2.0",
 824                     .cold_ids = { &m920x_table[2], NULL },
 825                     .warm_ids = { &m920x_table[3], NULL },
 826                 },
 827         }
 828 };
 829
 830 static struct dvb_usb_device_properties dposh_properties = {
 831         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
 832
 833         .usb_ctrl = DEVICE_SPECIFIC,
 834         .firmware = "dvb-usb-dposh-01.fw",
 835         .download_firmware = m920x_firmware_download,
 836
 837         .size_of_priv     = sizeof(struct m920x_state),
 838
 839         .identify_state   = m920x_identify_state,
 840         .num_adapters = 1,
 841         .adapter = {{
 842                 /* Hardware pid filters don't work with this device/firmware */
 843
 844                 .frontend_attach  = m920x_mt352_frontend_attach,
 845                 .tuner_attach     = m920x_qt1010_tuner_attach,
 846
 847                 .stream = {
 848                         .type = USB_BULK,
 849                         .count = 8,
 850                         .endpoint = 0x81,
 851                         .u = {
 852                                  .bulk = {
 853                                          .buffersize = 512,
 854                                  }
 855                         }
 856                 },
 857         }},
 858         .i2c_algo         = &m920x_i2c_algo,
 859
 860         .num_device_descs = 1,
 861         .devices = {
 862                  {   .name = "Dposh DVB-T USB2.0",
 863                      .cold_ids = { &m920x_table[4], NULL },
 864                      .warm_ids = { &m920x_table[5], NULL },
 865                  },
 866          }
 867 };
 868
 869 static struct usb_driver m920x_driver = {
 870         .name           = "dvb_usb_m920x",
 871         .probe          = m920x_probe,
 872         .disconnect     = dvb_usb_device_exit,
 873         .id_table       = m920x_table,
 874 };
 875
 876 /* module stuff */
 877 static int __init m920x_module_init(void)
 878 {
 879         int ret;
 880
 881         if ((ret = usb_register(&m920x_driver))) {
 882                 err("usb_register failed. Error number %d", ret);
 883                 return ret;
 884         }
 885
 886         return 0;
 887 }
 888
 889 static void __exit m920x_module_exit(void)
 890 {
 891         /* deregister this driver from the USB subsystem */
 892         usb_deregister(&m920x_driver);
 893 }
 894
 895 module_init (m920x_module_init);
 896 module_exit (m920x_module_exit);
 897
 898 MODULE_AUTHOR("Aapo Tahkola <aet@rasterburn.org>");
 899 MODULE_DESCRIPTION("DVB Driver for ULI M920x");
 900 MODULE_VERSION("0.1");
 901 MODULE_LICENSE("GPL");
 902
 903 /*
 904  * Local variables:
 905  * c-basic-offset: 8
 906  */